2005-12-31 Andrew Pinski PR tree-opt/25612 * tree-ssa-pre.c (compute_avail): Treat the static chain decl as a parameter and pretend that it is defined in the entry basic block. 2005-12-30 Kazu Hirata * tree-outof-ssa.c (_elim_graph): Change the type of STACK to VEC(int,heap). (new_elim_graph, delete_elim_graph, elim_forward, eliminate_phi): Use the VEC API on STACK. 2005-12-29 Daniel Berlin * tree.h (VALUE_HANDLE_VUSES): New. (struct tree_value_handle): Add vuses. * tree-vn.c (struct val_expr_pair_d): Remove stmt, add vuses. (vn_compute): Remove stmt argument. Don't use vuses in hash value computation. (val_expr_pair_eq): Compare vuse lists. (copy_vuses_from_stmt): New function. (shared_vuses_from_stmt): Ditto. (vn_add): Rewrite in terms of vn_add_with_vuses. (vn_add_with_vuses): New function. (vn_lookup): Rewrite in terms of vn_lookup_with_vuses. (vn_lookup_with_vuses): New function. (vuses_compare): New function. (print_creation_to_file): Ditto. (vn_lookup_or_add): Rewrite to handle vuses. (sort_vuses): New function. (vn_lookup_or_add_with_vuses): Ditto. (vn_init): Initialize shared_lookup_vuses. (vn_delete): Free shared_lookup_vuses. * tree-ssa-pre.c: Update todo list. (bb_value_sets_t): Add rvuse_in, rvuse_out, rvuse_gen, and rvuse_kill. (RVUSE_IN): New macro. (RVUSE_GEN): Ditto. (RVUSE_KILL): Ditto. (RVUSE_OUT): Ditto. (modify_expr_node_pool): New function. (pretemp): New. (storetemp): Ditto. (mergephitemp): Ditto. (prephitemp): Ditto. (struct expr_pred_trans_d): Add vuses member. (expr_pred_trans_eq): Compare vuses. (phi_trans_lookup): Add vuses argument. (phi_trans_add): Ditto. (translate_vuses_through_block): New function. (phi_translate): Use vuses to ask about those expressions that can have vuses. Properly translate virtual uses through phis, and use vn_lookup_or_add_with vuses. Handle tcc_reference. (phi_translate_set): Don't add pointless translations to the cache. (get_representative): New function. (vuses_dies_in_block_x): Ditto. (valid_in_set): Add block argument. Check virtual use validity. (clean): Add block argument. Update call to valid_in_set (compute_antic_aux): Update call to clean. (dump_bitmap_of_names): New function. (compute_vuse_representatives): Ditto. (compute_rvuse): Ditto. (can_value_number_call): Modified to accept calls with vuses. (can_value_number_operation): New function. (can_PRE_operation): Ditto. (need_creation): New vector of stores that may need creation. (find_or_generate_expression): use can_PRE_operation. (create_expression_by_pieces): Handle INDIRECT_REF. Only create one temp until we have to change types. Mark new vars for renaming. (insert_into_preds_of_block): Ignore loopiness of loads. Use can_PRE_operation. Only create one temp until we have to chnge types. (insert_aux): Use can_PRE_operation. Don't pass name to insert_into_preds_of_block. (insert_extra_phis): Only use one temp until we have to change types. (poolify_tree): New function. (modify_expr_template): New var. (poolify_modify_expr): New function. (insert_fake_stores): Ditto. (realify_fake_stores): Ditto. (compute_avail): Use can_value_number_operation. (mark_operand_necessary): Return NULL for non-SSA names. (remove_dead_inserted_code): Update comment. (init_pre): Initialize pretemp, need_creation, storetemp, mergephitemp, prephitemp. Create modify_expr_node_pool. (fini_pre): Free modify_expr_node_pool and need_creation array. (execute_pre): Call insert_fake_stores, compute_rvuse, and realify_fake_stores. * tree-flow.h (vn_compute): Fix prototype. (vn_add): Ditto. (vn_lookup): Ditto. (sort_vuses): New. (vn_lookup_or_add_with_vuses): Ditto. (vn_add_with_vuses): Ditto. (vn_lookup_with_vuses): Ditto. * passes.c (pass_may_alias): Add. 2005-12-30 Gabriel Dos Reis * c-pretty-print.h (struct c_pretty_print_info): Add new member "constant". (pp_constant): New macro. * c-pretty-print.c (pp_c_pretty_printer_init): Set pp->constant. 2005-12-30 John David Anglin PR fortran/25586 * pa.md: Remove REG_POINTER check from REG+REG peephole2 floating-point store patterns. 2005-12-29 Kenneth Zadeck * bitmap.c (bitmap_element_free, bitmap_element_link, bitmap_elt_insert_after, bitmap_and, bitmap_and_compl, bitmap_and_compl, bitmap_ior, bitmap_ior_into, bitmap_xor, bitmap_xor_into): Added code to properly maintain the variants associated with the CURRENT and HEAD fields. (bitmap_popcount, bitmap_clear_range, bitmap_compl_and_into): New functions. * bitmap.h: Added defs for bitmap_popcount, bitmap_clear_range, and bitmap_compl_and_into. 2005-12-29 Mike Stump * doc/invoke.texi (Objective-C and Objective-C++ Dialect Options -fobjc-exceptions): Don't imply this doesn't work with the GNU runtime. 2005-12-29 Nathan Sidwell * varasm.c (get_section): Use gcc_assert. 2005-12-29 Paul Brook * config/m68k/m68k.h (RETURN_ADDR_RTX): Define. * config/m68k/m68k.c (m68k_initial_elimination_offset): Remove FIXME. Include offset due to FIRST_PARM_OFFSET. 2005-12-29 Paul Brook * config/m68k/lb1sf68.asm (__cmpdf2): Fix typo in immediate mask. Create wrapper and rename body... (__cmpdf2_internal): ... to this. Return correct value for unordered result. (__cmpsf2): Create wrapper and rename body... (__cmpsf2_internal): ... to this. Return corerct value for unordered result. (__eqdf2, __nedf2, __gtdf2, __gedf2, __ltdf2, __ledf2): Use __cmpdf2_internal. (__eqsf2, __nesf2, __gtsf2, __gesf2, __ltsf2, __lesf2): Use __cmpsf2_internal. 2005-12-29 Paul Brook * config/m68k/fpgnulib.c (__extendsfdf2): Handle negative zero. (__truncdfsf2): Ditto. (__extenddfxf2): Ditto. (__truncxfdf2): Ditto. * config/m68k/lb1sf68.asm (__addsf3): Return -0.0 for -0.0 + -0.0. (__adddf3): Ditto. 2005-12-29 Daniel Jacobowitz Paul Brook * config/m68k/m68k.c (m68k_output_pic_call): Don't use bsr.l for !TARGET_68020. * config/m68k/t-m68kelf (EXTRA_PARTS): Remove. (EXTRA_MULTILIB_PARTS): Set. * config/m68k/t-uclinux (EXTRA_PARTS): Remove. (EXTRA_MULTILIB_PARTS): Set. 2005-12-29 Alan Modra PR target/25572 * config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live. 2005-12-28 Nathan Sidwell * config.gcc (mt-*-*): Add --with-arch support. (--with): Print accepted options on error. * config/mt/mt.h (OPTION_DEFAULT_SPECS): Define. * config/mt/mt.c (DEF_VEC_P(basic_block), DEF_VEC_ALLOC_P(basic_bloc,heap)): Remove from here. 2005-12-28 Daniel Berlin Fix PR tree-optimization/25394 * fold-const.c (fold_checksum_tree): Guard portions of checksumming with correct structure checks. 2005-12-27 Kazu Hirata * global.c, tree-ssa-pre.c: Move DEF_VEC_P(basic_block) and DEF_VEC_ALLOC_P(basic_block,{gc,heap}) to ... * basic-block.h: ... here. 2005-12-27 Roger Sayle * fold-const.c (int_const_binop): Return NULL_TREE when an expression can't be evaluated at compile-time (instead of calling abort). Return NULL_TREE for division (and modulus) by zero. (const_binop): Return NULL_TREE for floating point operators that aren't handled by real_arithmetic. (fold_binary): Eliminate "wins" variable, and "binary" label, by folding operators with constant operands early. Assert that operands are non-NULL. 2005-12-27 Kazu Hirata * tree-vrp.c (extract_range_from_binary_expr): Use build_int_cst instead of fold_convert. 2005-12-26 Mark Mitchell PR c++/23171, c++/23172, c++/25417. * c-decl.c (compound_literal_number): Remove. (build_compound_literal): Use set_compound_literal_name. * c-common.c (compound_literal_number): New variable. (set_compound_literal_name): New function. * c-common.h (set_compound_literal_name): Declare. 2005-12-26 Kazu Hirata PR tree-optimization/25125 * convert.c (convert_to_integer): Don't narrow the type of a PLUS_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type is signed. 2005-12-26 Graham Stott PR middle-end/25568 * combine.c (simplify_shift_const_1 ):Fix enable-checking rtl bootstrap failure. 2005-12-25 Kazu Hirata * final.c (compute_alignments): Make it static. * gcse.c (gcse_main, bypass_jumps): Likewise. * web.c (web_main): Likewise. * output.h: Remove the prototype for compute_alignments. * rtl.h: Remove the prototypes for web_main, gcse_main, and bypass_jumps. 2005-12-24 Roger Sayle * expr.c (force_operand): Use expand_fix and expand_float to implement integer <-> FP conversions instead of convert_to_mode. 2005-12-24 Mark Mitchell PR c++/23171 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a CONSTRUCTOR is invalid. 2005-12-23 Daniel Berlin * tree-pass.h (pass_eliminate_useless_stores): Remove. * tree-ssa-pre.c (is_copy_stmt): Ditto. (follow_copies_till_vuse): Ditto. (do_eustore): Ditto. (gate_eustores): Ditto. (pass_eliminate_useless_stores): Ditto. * passes.c (init_optimization_passes): Ditto. 2005-12-23 Paolo Bonzini * combine.c (simplify_shift_const): Fix typo. Use, whenever applicable, simplify_const_binary_operation. (simplify_shift_const): Leave only the fallback case when no simplification is possible. Extract to... (simplify_shift_const_1): ... here. Always create a new RTX instead of substituting. Remove the signed_count variable. Return NULL_RTX if no substitution is possible. (simplify_and_const_int): Leave only the fallback case when no simplification is possible. Extract to... (simplify_and_const_int_1): ... here. Always create a new RTX instead of substituting. Return NULL_RTX if no substitution is possible. (force_to_mode, simplify_comparison): Don't pass a non-NULL first parameter to simplify_and_const_int and simplify_shift_const, unless it is equal to the expected non-simplified result. 2005-12-23 Jakub Jelinek PR target/25005 * regrename.c (replace_oldest_value_reg): Use validate_change with IN_GROUP set to 1 instead of doing direct modifications. (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_* replacements have been performed on an instruction, use apply_change_group (). 2005-12-23 Hans-Peter Nilsson * config/cris/arit.c (do_31div): Clarify what "31" refers to. [L_divsi3] (__Udiv): Don't use as inline function. [L_modsi3] (__Umod): Ditto. (__Div): Rearrange to call do_31div directly instead of __Udiv. (__Mod): Similarly regarding __Umod. PR target/24342 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for emitted insns with post-increments. (cris_expand_epilogue): Ditto. 2005-12-22 Jakub Jelinek Richard Henderson Merge from gomp-branch. * builtins.def: Move all DEF_SYNC_BUILTIN to ... * sync-builtins.def: ... new file. (BUILT_IN_FETCH_AND_ADD_16, BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16, BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16, BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16, BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16, BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16, BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16, BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16, BUILT_IN_LOCK_RELEASE_16): New builtins. * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16, BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add. * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins. * c-common.c (enum c_builtin_type): Move to top-level from c_common_nodes_and_builtins enum builtin_type. (builtin_types): Move from c_common_nodes_and_builtins. (def_fn_type): New. (c_common_nodes_and_builtins): Use it. (def_builtin_1): Check for error_mark_node. (sync_resolve_size): Handle also 128 bit sync builtins. * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def. * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls. (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define. * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables. * config/i386/sync.md (CASMODE, DCASMODE): New mode macros. (doublemodesuffix, DCASHMODE): New mode attrs. (sync_compare_and_swap): Change into expand, use CASMODE instead of IMODE, if mode is wider than a word, expand into sync_double_compare_and_swap*. (*sync_compare_and_swap): New insn. (sync_double_compare_and_swap): Likewise. (*sync_double_compare_and_swapdi_pic): Likewise. (sync_compare_and_swap_cc): Use CASMODE instead of IMODE, if mode is wider than a word, expand into sync_double_compare_and_swap_cc*. (sync_double_compare_and_swap_cc): New insn. (*sync_double_compare_and_swap_ccdi_pic): Likewise. 2005-12-22 Richard Henderson * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2. (_mm_sub_si64): Likewise. * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise. 2005-12-23 Alan Modra PR rtl-optimization/25432 * reload1.c (eliminate_regs_in_insn): Update insn code on successfully re-recognizing modified insn. 2005-12-22 Richard Guenther * tree.c (tree_fold_gcd): Use build_int_cst where appropriate. * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise. * varasm.c (array_size_for_constructor): Likewise. * fold-const.c (size_diffop, invert_truthvalue, optimize_bit_field_compare, make_range, build_range_check, fold_cond_expr_with_comparison, fold_truthop, fold_single_bit_test_into_sign_test, fold_binary): Likewise. 2005-12-22 Dale Johannesen * config/i386/sse.md (sse_movhlps): Reverse operands for 2nd and 3rd alternatives. 2005-12-22 Andrew Pinski PR tree-opt/25513 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex variables. 2005-12-22 Zdenek Dvorak Steven Bosscher * df.c (df_bitmaps_free): Only work for bbs for that structures are allocated. (df_bb_modify): Realloc tables to the new index. (df_find_use): New function. (df_find_def, df_reg_used): Handle subregs. * df.h (df_find_use): Declare. * loop-invariant.c: Include hashtab.h. (struct invariant): Remove processed field, add eqto and reg fields. (struct invariant_expr_entry): New. (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p, hash_invariant_expr, eq_invariant_expr, find_or_insert_inv, find_identical_invariants, merge_identical_invariants): New functions. (create_new_invariant): Return the new invariant. Initialize new fields. (find_invariants): Call merge_identical_invariants. (get_inv_cost, best_gain_for_invariant, set_move_mark, move_invariant_reg): Handle equivalent invariants. * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency. 2005-12-22 Volker Reichelt PR c++/23333 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if number is a single digit '0'. 2005-12-22 Kazu Hirata PR tree-optimization/23518 * fold-const.c (make_range): Don't move a constant to the other side of the comparison if the type is signed and -fwrapv is given. 2005-12-22 Kazu Hirata * tree-vrp.c (extract_range_from_binary_expr): Clean up uses of vr0.type. 2005-12-21 Joseph S. Myers PR middle-end/24998 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and _floatundisf. 2005-12-21 Andrew Haley PR middle-end/25121 * recog.c (peephole2_optimize): Don't peephole any RTX_FRAME_RELATED_P insns. 2005-12-21 Kazu Hirata * tree-data-ref.c (estimate_niter_from_size_of_data): Replace fold_build2 with fold_binary. * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition): Replace fold_build1 with fold_unary. * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2 with fold_binary. 2005-12-21 Steven Bosscher PR rtl-optimization/25196 * postreload-gcse.c (record_last_set_info): Notice stack pointer changes in push insns without REG_INC notes. 2005-12-21 Kazu Hirata PR tree-optimization/25382. * tree-vrp.c (extract_range_from_binary_expr): Extract a range from BIT_AND_EXPR. 2005-12-21 Janis Johnson Ben Elliston * configure.ac: Enable C extension for decimal float if invoked with --enable-decimal-float. * doc/install.texi (Configuration): Document it. * configure, config.in: Regenerate. 2005-12-20 Mike Stump * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the ambiguity between -seg_addr_table and -seg_addr_table_filename. (WORD_SWITCH_TAKES_ARG): Likewise. (LINK_SPEC): Likewise. 2005-12-20 Kenneth Zadeck * cfganal.c (flow_reverse_top_sort_order_compute): Renamed to post_order_compute and additional parameter added which allows the inclusion of entry and exit blocks into list. (mark_dfs_back_edges): Fixed comment. (flow_depth_first_order_compute): Renamed to pre_and_rev_post_order_compute additional parameter added which allows the inclusion of entry and exit blocks into list. * global.c (set_up_bb_rts_numbers): Call to flow_reverse_top_sort_order_compute renamed to post_order_compute. * var-tracking.c (vt_stack_adjustments): Fixed comment. (vt_find_locations): Call to flow_depth_first_order_compute renamed to pre_and_rev_post_order_compute. * cfgloop.c (flow_find_loops): Ditto. * tree-ssa-reassoc.c (init_reassoc): Ditto. * df.c (df_analyze_1, df_analyze_subcfg): Calls to flow_reverse_top_sort_order_compute renamed to post_order_compute and calls to flow_reverse_top_sort_order_compute renamed to post_order_compute. * basic_block.h: Ditto. 2005-12-20 Roger Sayle Paolo Bonzini PR rtl-optimization/25115 * gcse.c (pre_insert_copy_insn): Fall back to the sole SET in the insn if there is no SET for an expression that is equivalent to EXPR. 2005-12-20 Richard Guenther PR middle-end/24306 * builtins.c (std_gimplify_va_arg_expr): Do not align va frame for zero sized types. * config/i386/i386.c (ix86_gimplify_va_arg): Likewise. 2005-12-20 Kazu Hirata PR tree-optimization/25501 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is used in the PHI argument corresponding to the edge from BB to DEST. 2005-12-20 Richard Guenther Revert 2005-12-02 Richard Guenther * tree-cfg.c (mark_used_vars): New function. (dump_function_to_file): Dump only used VAR_DECLs. 2005-12-19 Roger Sayle * combine.c (try_combine): Improve splitting of binary operators by taking advantage of reassociative transformations. 2005-12-19 Jeff Law * tree-ssa-dom.c (thread_across_edge): Do not use local_fold. Strip away all type conversions after simplifying the condition. * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some cases the forwarder block dominates the destination. 2005-12-19 DJ Delorie * reload1.c (spill_failure): Dump reload data to dump file. (find_reload_regs): Likewise. 2005-12-19 Zdenek Dvorak PR tree-optimization/24793 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the original reference if there are subvars. * tree-ssa-operands.c (get_tmr_operands): Handle subvars. 2005-12-19 Kenneth Zadeck * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow): Corrected basic block number calculations for changes in entry and exit numbering. 2005-12-19 Zdenek Dvorak * tree-flow.h (struct var_ann_d): Change type of may_aliases field to VEC(tree, gc) *. (may_aliases): Declaration changed. * tree-ssa-alias.c (group_aliases, add_may_alias, replace_may_alias, dump_may_aliases_for, is_aliased_with, add_type_alias, new_type_alias): Work with VEC(tree, gc) * instead of varray. * tree-flow-inline.h (may_aliases): Ditto. * tree-ssa.c (verify_flow_insensitive_alias_info, verify_name_tags): Ditto. * tree-ssa-operands.c (add_stmt_operand): Ditto. 2005-12-19 J"orn Rennecke * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd comes back. 2005-12-19 J"orn Rennecke * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p check. 2005-12-19 Ben Elliston * doc/install.texi (Configuration): Typo in Fortran subheading. 2005-12-19 Nathan Sidwell * config/mt/mt.md (decrement_and_branch_until_zero): Add another scratch. Correct its reload split. Adjust its peephole. (doloop_end): Add additional scratch. (nop): Use 'nop'. * config/mt/mt.c (MT_INT_ARG_FIRST): Remove. (mt_asm_output_opcode, mt_print_operand): Use 'nop'. (mt_function_arg_slotno): Use FIRST_ARG_REGNUM. (mt_builtin_saveregs): Replace with ... (mt_setup_incoming_varargs): ... here. Save just the varadic args. (mt_va_start): Remove. (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p. (mt_machine_reorg): Split all insns here. (TARGET_SETUP_INCOMING_VARARGS): Override. * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only. Set to CPU type. (EXPAND_BUILTIN_VA_START): Remove. 2005-12-17 Kenneth Zadeck * flow.c (update_life_info, count_or_remove_death_notes): Fixed latent bug that could happen if update_life_info was called with a blocks parameter and the call to cleanup_cfg actually deleted one of those blocks. 2005-12-19 Zdenek Dvorak * tree-ssa-structalias.c (update_alias_info): Remove handling of may_be_aliased (SSA_NAME_VAR (op)) case. 2005-12-19 Zdenek Dvorak * tree-flow.h (struct stmt_ann_d): Remove makes_aliased_loads and makes_aliased_stores fields. * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores and makes_aliased_loads fields. * tree-ssa-dom.c (eliminate_redundant_computations): Do not use makes_aliased_stores. * tree-ssa-operands.c (clobbered_aliased_loads, clobbered_aliased_stores, ro_call_aliased_loads): Removed. (build_ssa_operands, add_stmt_operand, add_call_clobber_ops, add_call_read_ops): Do not set makes_aliased_stores and makes_aliased_loads fields. * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores field. 2005-12-18 Geoffrey Keating * config/darwin.h: Don't include darwin-sections.def to declare global variables; instead create darwin_section_enum. (darwin_section_enum): New. (darwin_sections): New. * config/darwin.c: Don't include darwin-sections.def to define global variables. (darwin_sections): New. (output_objc_section_asm_op): Rewrite to take advantage of darwin_sections. (darwin_init_sections): Rewrite to use darwin_sections. (machopic_output_indirection): Update for darwin_sections array. (machopic_select_section): Likewise. (machopic_select_rtx_section): Likewise. (machopic_asm_out_constructor): Likewise. (machopic_asm_out_destructor): Likewise. (darwin_file_end): Likewise. * config/rs6000/rs6000.c (machopic_output_stub): Likewise. * config/i386/i386.c (machopic_output_stub): Likewise. 2005-12-18 Richard Guenther PR tree-optimization/25481 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we don't have a varinfo for. 2005-12-18 Jon Grimm Janis Johnson Ben Elliston * optabs.c (init_floating_libfuncs): Handle decimal float modes. (init_optabs): Handle libfuncs for decimal float. * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT. * stor-layout.c (int_mode_for_mode): Likewise. * simplify-rtx.c (simplify_immed_subreg): Likewise. (simplify_unary_operation_1): Skip optimisations for decimal float modes. * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT. * emit-rtl.c (gen_const_vector): Add assertion check. (init_emit_once): Populate const_tiny_rtx with constants in each decimal float mode. * expmed.c (extract_high_half, expand_mult_highpart_optab, expand_mult_highpart): Assert that mode is not a scalar float mode. * expr.c (convert_move): Handle conversion between decimal and binary floats of the same size. * convert.c (convert_to_real): Consider decimal float types when folding. * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to describe decimal floating point types. 2005-12-18 Ulrich Weigand PR rtl-optimization/21041 * reload.c (find_reloads_subreg_address): Replace paradoxical subreg of MEM by widened access only if the resulting memory is properly aligned, even on !STRICT_ALIGNMENT targets. 2005-12-18 Andreas Krebbel * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks. 2005-12-18 Steven Bosscher * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from the 2005-12-17 patch to renumber the entry and exit blocks. 2005-12-18 Gabriel Dos Reis * doc/objc.texi (Type encoding): Fix typo. 2005-12-17 Gabriel Dos Reis * tree-tailcall.c (find_tail_calls): Use XNEW. * tree-ssa-dom.c (allocate_edge_info): Use XCNEW. (free_all_edge_infos): Use explicit cast to convert from void *. (vrp_free): Likewise. (dom_opt_finalize_block): Likewise. (record_equivalences_from_incoming_edge): Likewise. (thread_across_edge): Likewise. Use XCNEWVEC. (record_cond): Use XCNEW. (record_conditions): Use XNEWVEC. (record_edge_info): Use XCNEWVEC. (lookup_avail_expr): Use XNEW. (record_range): Likewise. Use GGC_NEW. * tree-nested.c (var_map_hash): Use explicit cast to convert from void *. (var_map_eq): Likewise. (lookup_field_for_decl): Likewise. (convert_nonlocal_reference): Likewise. (convert_local_reference): Likewise. (convert_nl_goto_reference): Likewise. (convert_nl_goto_receiver): Likewise. (convert_call_expr): Likewise. (convert_tramp_reference): Likewise. (lookup_tramp_for_decl): Likewise.Use GGC_NEW. (convert_nl_goto_reference): Likewise. (lookup_field_for_decl): Use GGC_NEW. (create_nesting_tree): Use GGC_CNEW. * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC. * tree-ssa-alias.c (init_alias_info): Use XCNEW. (create_alias_map_for): Likewise. (setup_pointers_and_addressables): Use XCNEWVEC. (get_ptr_info): Use GGC_NEW. (used_part_map_eq): Use explicit cast to convert from void *. (up_lookup): Likewise. (up_insert): Use XNEW. (get_or_create_used_part_for): Use XCNEW. (get_tmt_for): Likewise. * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW. * tree-ssa-pre.c (phi_trans_add): Use XNEW. (bitmap_set_new): Use explicit cast to convert from void *. (set_new): Likewise. (insert_into_set): Likewise. (pool_copy_list): Likewise. (phi_translate): Likewise. (create_value_expr_from): Likewise. (insert_aux): Use XCNEWVEC. (compute_avail): Use XNEWVEC. * tree-ssa-live.c (calculate_live_on_entry): Likewise. (sort_coalesce_list): Likewise. (build_tree_conflict_graph): Use XCNEWVEC. * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC. * tree-ssa-copy.c (init_copy_prop): Likewise. (fini_copy_prop): Likewise. * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW and XCNEWVEC. (record_equiv): Use XNEW. (uncprop_into_successor_phis): Use explicit cast to convert from void *. (uncprop_initialize_block): Likewise. 2005-12-18 Dorit Nuzman PR tree-optimization/24378 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor basic-block after loop-versioning. 2005-12-18 Jeff Law * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code to simplify SWITCH_EXPR_CODE moved from here to ... * tree-ssa-forwprop.c (simplify_switch_expr): Here. (tree-ssa-forward_propagate_single_use_vars): Call simplify_switch_expr when appropriate. 2005-12-17 Andrew Pinski * doc/objc.texi (Type encoding): Add documentation about encoding complex types and _Bool. 2005-12-17 Paul Brook * config/m68k/m68k.md (m68k_output_function_prologue): Always call dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset when frame_pointer_needed. 2005-12-17 Gabriel Dos Reis * tree-vn.c (vn_add): Use XNEW. * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC. (ccp_fold): Likewise. (fold_stmt_r): Use explicit cast to convert from void *. * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC. (new_temp_expr_table): Likewise. * gimplify.c (lookup_tmp_var): Use XNEW. (gimplify_asm_expr): Use explcit cast to convert from void *. * tree-into-ssa.c (get_ssa_name_ann): Likewise. (get_def_blocks_for): Use XNEW. (add_to_repl_tbl): Likewise. (mark_def_sites): Use explicit cast to convert from void *. (def_blocks_free): Likewise. (mark_def_sites_initialize_block): Likewise. (update_ssa): Use XNEWVEC. * tree-dfa.c (create_var_ann): Use GGC_NEW. (create_stmt_ann): Likewise. (create_tree_ann): Likewise. (referenced_var_insert): Likewise. (set_default_def): Likewise. (referenced_var_lookup_if_exists): Use explicit cast to convert from void *. (referenced_var_lookup): Likewise. (default_def): Likewise. (set_default_def): Likewise. * tree-cfg.c (create_bb): Likewise. (edge_to_cases_cleanup): Likewise. (verify_node_sharing): Likewise. (record_switch_edge): Use XNEW. (cleanup_dead_labels): Use XCNEWVEC. (tree_duplicate_sese_region): Use XNEWVEC. * tree-scalar-evolution.c (get_instantiated_value): Likewise. * tree-ssa.c (verify_ssa): Use XCNEWVEC. (int_tree_map_eq): Use explicit cast to convert from void *. * libgcov.c (gcov_exit): Use explicit cast to convert from void *. (__gcov_execl): Likewise. (__gcov_execlp): Likewise. (__gcov_execle): Likewise. * tree-eh.c (struct_ptr_eq): Likewise. (struct_ptr_hash): Likewise. (lookup_stmt_eh_region_fn): Likewise. (outside_finally_tree): Likewise. (find_goto_replacement): Likewise. (make_eh_edge): Likewise. (mark_eh_edge): Likewise. (add_stmt_to_eh_region_fn): Use GGC_NEW. (record_in_finally_tree): Use XNEW. (maybe_record_in_goto_queue): Use XRESIZEVEC. (lower_try_finally_copy): Use XCNEWVEC. 2005-12-17 Gabriel Dos Reis * tree-inline.c (copy_body_r): Use explicit cast when converting from void *. (copy_bb): Likewise. (copy_edges_for_bb): Likewise. (remap_decl_1): Likewise. (estimate_num_insns_1): Likewise. * cgraph.c (hash_node): Use explicit cast when converting from void *. (eq_node): Likewise. (cgraph_create_node): Use GGC_CNEW. (cgraph_create_edge): Use GGC_NEW. (cgraph_remove_node): Use explicit cast when converting from void *. (hash_varpool_node): Likewise. (eq_varpool_node): Likewise. (cgraph_varpool_node): Use GGC_CNEW. * lambda.h (lambda_vector_new): Use GGC_CNEWVEC. * tree-scalar-evolution.c (new_scev_info_str): Use XNEW. (eq_scev_info): Use explicit cast when converting from void *. (find_var_scev_info): Likewise. (set_instantiated_value): Likewise. (gather_stats_on_scev_database_1): Likewise. * cfgloop.h (simple_loop_desc): Use explicit cast when converting from void *. * c-pch.c (c_common_write_pch): Use XNEWVEC. (c_common_read_pch): Likewise. * prefix.c (save_string): Use XNEWVEC. (translate_name): Use explicit cast when converting from void *. * c-ppoutput.c (print_line): Use explicit cast when converting from void *. (pp_dir_change): Likewise. * c-cppbuiltin.c (builtin_define_std): Likewise. (builtin_define_with_value): Likewise. (builtin_define_with_value_n): Likewise. (builtin_define_with_int_value): Likewise. (builtin_define_type_max): Likewise. * c-incpath.c (add_env_var_paths): Use XNEWVEC. (add_path): Use XNEW. * c-format.c (check_format_info_main): Use GGC_NEW. (format_type_warning): Use explicit cast when converting from void *. * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of xmalloc. (start_init): Likewise. * tree-flow-inline.h (first_referenced_var): Use explicit cast when converting from void *. (next_referenced_var): Likewise. * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc. * gensupport.c (lookup_predicate): Use explicit cast to convert from void *. (init_predicate_table): Use XCNEW instead of xcalloc. * genpreds.c (process_define_predicate): Likewise. 2005-12-17 Danny Berlin Kenneth Zadeck * basic-block.h: Changed basic block numbering so that the entry block is 0 and the exit block is 1. Changed insn iterators so that they are tolerant of blocks with no insns. * regrename.c (copyprop_hardreg_forward): Changed basic block numbering so that the entry block is 0 and the exit block is 1. * sched-ebb.c (sehedule_ebbs): Ditto. * tracer.c (branch_ratio_cutoff): Ditto. * cfgloopmanip.c (fix_loop_structure): Ditto. * cfghooks.c (verify_flow_info): Ditto. * cfg.c (compact_blocks): Ditto. * reorg.c (dbr_schedule): Ditto. * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto. * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree, calculate_dominance_info): Ditto. * cfganal.c (create_edge_list, print_edge_list, flow_depth_first_order_compute, flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute, dfs_enumerate_from): Ditto. * global.c (global_alloc, set_up_bb_rts_numbers): Ditto. * ifcvt.c (find_if_case_2): Ditto. * cfgbuild.c (control_flow_insn_p, count_basic_blocks, find_basic_blocks): Ditto. * predict.c (predict_loops, tree_bb_level_predictions, predict_paths_leading_to, propagate_freq): Ditto. * lcm.c (compute_antinout_edge, compute_laterin, compute_available): Ditto. * function.c (thread_prologue_and_epilogue_insns): Ditto. * gcse.c (gcse_main, bypass_jumps): Ditto. * profile.c (compute_branch_probabilities, compute_value_histograms, branch_prob): Ditto. * tree-flow-inline.h (bsi_start, bsi_after_labels, bsi_last): Ditto. * tree-ssa-phiopt.c (tree_ssa_phiopt, blocks_in_phiopt_order): Ditto. * bt-load.c (compute_defs_uses_and_gen, compute_kill, compute_out, link_btr_uses, migrate_btr_defs): Ditto. * tree-dfa.c (collect_dfa_stats): Ditto. * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto. * cfglayout.c (fixup_reorder_chain): Ditto. * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos, partition_hot_cold_basic_blocks): Ditto. * var-tracking.c (vt_find_locations): Ditto. * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto. * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto. * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto. * tree-ssa-reassoc.c (init_reassoc): Ditto. * cfgrtl.c (entry_of_function, rtl_verify_flow_info, rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto. * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto and removed unused reverse orders. * df.h (): Ditto. * combine.c: Fix document typo. 2005-12-17 Jan Hubicka * tree-flow-inline.h (set_default_def, default_def): Kill. * tree-dfa.c (default_defs): New global variable. (default_def, set_default_def): New functions. * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash. * tree-flow.h (struct var_ann_d): Kill default_def field. (set_default_def, default_def): Update prototype. (default_defs): Declare. 2005-12-16 Jeff Law * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill. (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved into tree-ssa-forwprop.c. (eliminate_redundant_computations): Do not call simplify_rhs_and_lookup_avail_expr anymore. * tree-ssa-forwprop.c (simplify_not_neg_expr): New function extracted from remnants of simplify_rhs_and_lookup_avail_expr. (tree_ssa_forward_propagate_single_use_vars): Call simplify_not_neg_expr appropriately. 2005-12-16 Bernd Trog PR target/20016 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS. 2005-12-17 Kazu Hirata PR rtl-optimization/25456 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace info->x_start with p->x_start. 2005-12-17 Alan Modra * simplify-rtx.c (simplify_binary_operation_1 ): Correct bug introduced 2005-12-16. 2005-12-16 Steven Bosscher PR rtl-optimization/23837 * optabs.c (expand_binop): For a multi-word rotate, never emit a REG_NO_CONFLICT block. 2005-12-16 John David Anglin PR middle-end/25457 * reorg.c (mostly_true_jump): Remove unused variable 'insn'. PR target/25447 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle MODE_DECIMAL_FLOAT. 2005-12-16 Steven Bosscher * loop-invariant.c (move_loop_invariants): Add missing hunk from the previous patch, to nullify df. 2005-12-16 Steven Bosscher * reorg.c (mostly_true_jump): Clean up code depending on LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing poor man's branch prediction, instead rely on REG_BR_PROB notes to be available. 2005-12-16 Jakub Jelinek PR rtl-optimization/24899 * loop.c (strength_reduce): Don't reduce giv that is not always computable and where add_val or mult_val can trap. * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only. 2005-12-16 Nathan Sidwell * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct names of ms1-16-002 files. 2005-12-16 Alan Modra PR driver/20425 * gcc.c (for_each_path): New function. (add_to_obstack, file_at_path): New functions. (struct file_at_path_info, struct add_to_obstack_info): New. (build_search_list): Rewrite using for_each_path. Constify struct path_prefix pointer. Add do_multi param. Adjust all callers. (find_a_file): Similarly, but just change existing param to bool. (putenv_from_prefixes): Add do_multi param, make "paths" const. (do_spec_path): Delete. (struct spec_path_info): New. (spec_path): New function. (do_spec_1): Use for_each_path for %D and %I. (find_file): Adjust for find_a_file changes. (main): Search multilibs for specs. Print multilib lib path for -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV. (read_specs): Search multilibs for %include and %include_noerr. (is_directory): Remove second string param. Change last param to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always check path is a dir. Update all callers. * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention. * system.h (SMALL_ARG_MAX): Poison. * config.gcc: Don't define SMALL_ARG_MAX. * config.host: Likewise. * config.build: Likewise. 2005-12-16 Paolo Bonzini * combine.c (combine_simplify_rtx , simplify_logical): Move simplifications that do not require additional infrastructure... * simplify-rtx.c (simplify_unary_operation_1, simplify_binary_operation_1): ... here. 2005-12-16 Andreas Krebbel PR 24823 * flow.c (mark_used_dest_regs): New function. (mark_used_regs): Call mark_used_dest_regs. 2005-12-16 Jeff Law * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which represent a use and definition of the same SSA_NAME. 2005-12-16 Jon Grimm Janis Johnson Ben Elliston * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New. (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P. * target.h (struct gcc_target): Add decimal_float_supported_p. * targhooks.c (default_scalar_mode_supported_p): Handle MODE_DECIMAL_FLOAT. * builtins.def: Add new builtins for 32, 64 and 128 bit variants of inf, nan, finite, isinf and isnan. * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128, BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR, BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128, BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128, BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING, BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32, BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New. * c-decl.c (declspecs_add_type): Verify combos on type qualifiers. Pedwarn if decimal floating point types are used. Error if decimal floating point is not supported by the target. (finish_declspecs): Return type from DFP typespec_word. * c-typeck.c (c_common_type): Choose the decimal floating point type with the greater precision when determining a common type. (convert_arguments): Warn if there is a mismatch between argument and prototype for decimal float types. Warn of conversions with binary float types and of precision narrowing due to prototype. * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128. (c_token_starts_typename): Handle RID_DFLOAT32/64/128. (c_token_starts_declspecs): Likewise. (c_parser_attributes): Likewise. * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32, RID_DFLOAT64, RID_DFLOAT128. (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros. * c-common.c (c_common_type_for_mode): Handle decimal float modes. (shorten_compare): Convert DFP/BFP operands to a common type. (c_common_modes_and_builtins): Register built-in decimal float types if the target supports them. (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT. * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of inf, nan, finite, isinf and isnan builtins. * c-cppbuiltin.c (builtin_define_decimal_float_constants): New. (builtin_define_float_constants): Assert non-decimal radix. (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define. Call builtin_define_decimal_float_constants for each type. * c-lex.c (interpret_float): Decode decimal float types from CPP_N flags. Use real_from_string3, which can handle binary or decimal floats. * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32, cts_dfloat64, cts_dfloat128. * tree.c (build_common_tree_nodes_2): Add decimal float types. * tree.h (enum tree_index): Add new enumeration values TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE, TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE. (dfloat32_type_node): New macro. (dfloat64_type_node, dfloat128_type_node): Likewise. (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise. (dfloat128_ptr_type_node): Likewise. * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128 bit decimal floating point types with "df", "dd" and "dl". * c-format.h (enum format_lengths): Add new enumeration values FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD. * c-format.c (printf_length_specs, scanf_length_specs): Add entries for H, D, DD. (print_char_table, scan_char_table): Use new entries. (asm_fprintf_char_table, gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer length arrays. * defaults.h (DECIMAL32_TYPE_SIZE): Define. (DECIMAL64_TYPE_SIZE): Likewise. (DECIMAL128_TYPE_SIZE): Likewise. (TARGET_DEC_EVAL_METHOD): Likewise. * doc/extend.texi (Decimal Float): New node. (Constructing Calls): Document decimal float built-ins. * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook. * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h. * ginclude/decfloat.h: New file. 2005-12-16 Alan Modra * reload.c (find_reloads): Fix comment typo. * recog.h (recog_memoized): Correct comment. 2005-12-16 Kazu Hirata * basic-block.h, config/i386/winnt.c, config/pa/pa.c, config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def, reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c, tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos. * doc/invoke.texi, doc/tm.texi: Fix typos. 2005-12-16 Ben Elliston * real.c (decimal_quad_format): Correct values for emin, emax. 2005-12-15 DJ Delorie * config/m32c/predicates.md (m32c_psi_scale): New. * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New. * config/m32c/muldiv.md (mulpsi3): Support negative constants. 2005-12-16 Jan Hubicka PR rtl-optimization/25224 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy tables. 2005-12-15 Zdenek Dvorak Steven Bosscher * loop-invariant.c (df): New global variable. (find_defs, check_dependencies, find_invariant_insn, record_uses, find_invariants_bb, find_invariants_body, find_invariants, find_invariants_to_move, move_invariants, free_inv_motion_data, move_single_loop_invariants, move_loop_invariants): Do not pass df in arguments. 2005-12-15 Jakub Jelinek * varasm.c (default_unique_section_1): Use special section names for SECCAT_DATA_REL{,_RO}{,_LOCAL}. 2005-12-16 Ben Elliston * doc/invoke.texi (Warning Options): Document -Walways-true being enabled by -Wall. 2005-12-15 Joseph S. Myers PR other/25028 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define. * libgcc2.c (__floatdixf, __floatundixf, __floatditf, __floatunditf): Use #error if type sizes don't match requirements of implementation. (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode as wider floating-point type. Use #error if type sizes don't match requirements of implementation. Avoid overflow in computing Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion, shift one more bit. Cast 1 to DWtype or UDWtype for shifting. (__floatundisf, __floatundidf): Likewise. * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define. * config/ia64/ia64.c (ia64_init_libfuncs): Use _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for TFmode-TImode conversions. * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document. 2005-12-14 Craig Rodrigues * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Use builtin_define_with_int_value() instead of adding a new check for every new major FreeBSD version. 2005-12-14 Andrew Pinski * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h. 2005-12-15 Richard Sandiford * config/arm/predicates.md (call_memory_operand): New. * config/arm/arm.md (*call_mem, *call_value_mem): Use it. 2005-12-15 Andrew Haley * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard against prev_cache_entry == NULL when moving a cache entry to the head of the list. 2005-12-15 Nathan Sidwell * config/mt/mt.c (mt_override_options): Require lower case architectures. Revert accidental default to ms2. * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC, ENDFILE_SPEC): Require lower case architectures. Revert default to ms2. * doc/invoke.texi (MT Options): Rename and update. * doc/md.texi (MorphoTech family): Rename and update. 2005-12-15 Olivier Hainque * stor-layout.c (layout_type): Don't complain about a too small an array element type size compared to its alignment when the size overflows. 2005-12-15 Jan Hubicka PR target/24969 * i386.c (classify_argument): Properly adjust offset of bitfield for substructures. 2005-12-15 Richard Sandiford * final.c (final_scan_insn): Flip in_cold_section_p when changing between the hot and cold sections. Use current_function_section to get the new section. * dwarf2out.c (output_line_info): Use in_cold_section_p to determine whether we are assembling hot or cold code. (secname_for_decl, dwarf2out_var_location): Likewise. (dwarf2out_init, dwarf2out_finish): Use switch_to_section. * varasm.c (last_text_section): Delete. (in_cold_section_p): New variable. (hot_function_section): New function. (current_function_section): Pass in_cold_section_p as the reloc argument to select_section. Use it to decide between unlikely_function_section and hot_function_section. (assemble_start_function): Use switch_to_section. Set in_cold_section_p instead of last_text_section. (assemble_end_function): Use switch_to_section. (switch_to_section): Don't set last_text_section. * config/darwin/darwin.c (machopic_select_section): Trust the reloc argument to make the right choice between hot and cold sections. 2005-12-15 Nathan Sidwell Second part of MS1->MT renaming * config/mt/mt.md (doloop_end): Call mt_add_loop. (movqi, movhi): Call mt_set_memflags. (*movdf_internal): Call mt_split_words. (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call mt_set_memflags. (cmpsi): Store to mt_compare_op[01]. (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge, bungt, bunle, bunlt): Call mt_emit_cbranch. (prologue): Call mt_expand_prologue. (epilogu): Call mt_expend_epilogue. (eh_return): Call mt_expand_eh_return. (eh_epilogue): Call me_emit_eh_epilogue. (conditional_trap): Store to mt_compare_op[01]. * config/mt/crti.asm: Adjust comment. * config/mt/crtn.asm: Adjust comment. * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed. (mt_compare_op0, mt_compare_op1): Renamed. (current_frame_info, zero_frame_info): Adjust type. (mt_ucmpsi3_libcall): Renamed. (mt_flag_delayed_branch): Renamed. (mt_struct_value_rtx, mt_return_addr_rtx): Renamed. (mt_nops_required, mt_nop_reasons): Renamed. (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn, mt_debug_stack, mt_print_operand_simple_address, mt_print_operand_address, mt_print_operand): Renamed, adjusted. (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg, mt_function_arg_advance, mt_arg_partial_bytes, mt_pass_by_reference, mt_function_arg_boundary, mt_reg_ok_for_base_p, mt_legitimate_simple_address_p, mt_legitimate_address_p): Renamed, adjusted. (mt_cpu): Renamed. (mt_init_machine_status, mt_override_options, mt_builtin_saveregs, mt_va_start, mt_compute_frame_size, mt_emit_save_restore, mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p, mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue, mt_expand_eh_return, mt_emit_eh_prologue, mt_handl_interrupt_attribute): Renamed, adjusted. (mt_attribute_table): Renamed, adjusted. (mt_initial_elimination_offset, mt_generate_compare, mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags, mt_secondary_reload_class, mt_function_value, mt_split_words, mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length, mt_scan_loop, mt_reorg_loops): Renamed, adjusted. (mt_labels): Renamed. (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard, mt_machine_reorg): Renamed, adjusted. (mt_attribute_table: Renamed. (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX, TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK, TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust. * config/mt/mt.opt (march): Set mt_cpu_string. * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed. (TARGET_CPU_CPP_BUILTINS): Adjust. (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003, TARGET_MS2): Adjust. (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust. (MT_MIN_INT): Renamed. (RETURN_ADDR_RTX): Adjust. (struct mt_frame_info): Renamed. (current_frame_info): Adjust type. (INITIAL_ELIMINATION_OFFSET): Adjust. (MT_NUM_ARG_REGS): Renamed. (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS, FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE, LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START, GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE, FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust. (mt_compare_op0, mt_compare_op1): Renamed. * config/mt/mt-protos.h: Rename prototypes. 2005-12-15 Richard Guenther * tree-flow.h (okay_component_ref_for_subvars): Remove. (get_ref_base_and_extent): Declare. * tree-dfa.c (okay_component_ref_for_subvars): Remove. (get_ref_base_and_extent): New function. * tree-ssa-alias.c (find_used_portions): Use it. * tree-ssa-structalias.c (get_constraint_for_component_ref): Likewise. * tree-ssa-operands.c (get_expr_operands): Likewise. 2005-12-15 Paolo Bonzini * combine.c: Remove force_to_mode's fourth parameter. (force_to_mode): Do not handle REG. (canon_reg_for_combine): New. (make_field_assignment): Use it where the removed argument was non-NULL. 2005-12-15 Alan Modra PR target/25406 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle error_mark_node. Make alignment params unsigned. * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align): Update prototype. (rs6000_machopic_legitimize_pic_address): Remove arg names. 2005-12-14 Ulrich Weigand PR rtl-optimization/25310 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs of the eliminable register when substituting into a PLUS. 2005-12-14 Jakub Jelinek PR debug/25023 * config/i386/i386.c (ix86_force_to_memory): Always use SImode push for HImode in -m32. (ix86_free_from_memory): Likewise. 2005-12-14 Richard Sandiford * config/arm/arm.md: Provide a big-endian version of the (zero_extend:SI (subreg:QI ...)) splitter. 2005-12-14 J"orn Rennecke * struct-equiv.c (note_local_live): Handle hard regs with different hard_regno_nregs. 2005-12-14 Jeff Law * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer to a structure containing state rather than a pointer to bool. (case ARRAY_REF): New code to handle folding some array references. (case ADDR_EXPR): Note when we are processing expressions found within an ADDRE_EXPR. (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r for state variables rather than just a pointer to a boolean. * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove handling of constant string references. 2005-12-14 Adrian Straetling * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge. ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge. ("*tstdi_cconly2", "*tstsi_cconly2"): Merge. Move other tst* patterns to retain partial order. 2005-12-14 Adrian Straetling * config/s390/s390.md ("d0", "1"): New mode attributes. ("di3", "si3"): Merge. ("*di3_and", "*si3_and"): Merge. ("ashrdi3", "ashrsi3"): Merge. ("*ashrdi3_cc", "*ashrsi3_cc"): Merge. ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge. ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge. ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge. ("*ashrdi3", "*ashrsi3"): Merge. ("*ashrdi3_and", "*ashrsi3_and"): Merge. 2005-12-14 Adrian Straetling * config/s390/s390.md ("extenddi2", "extendsi2"): Merge. ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge. ("*extendqidi2", "*extendqisi2") Merge. ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge. ("zero_extendhidi2", "zero_extendqidi2"): Merge. ("*zero_extenddi2_extimm", "*zero_extendsi2_extimm"): Merge. Move some patterns to retain partial ordering. 2005-12-14 Adrian Straetling * config/s390/s390.md ("atype", "length"): Rewrite. ("*insv_reg_imm", "*insv_reg_extimm"): Add mode. 2005-12-14 Sebastian Pop * tree-ssa-operands.c (build_ssa_operands): Update leading comment. 2005-12-14 J"orn Rennecke * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for PARALLELs with a mode. 2005-12-14 Sebastian Pop * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of cond_expr parameter. 2005-12-14 Sebastian Pop * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning. 2005-12-14 J"orn Rennecke PR bootstrap/25397: * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing of STACK_REGS bits. * struct-euiv.c (rtx_equiv_p): Remove SUBREG case. 2005-12-14 Jakub Jelinek PR target/25254 PR target/24188 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not DECL_P, call get_section rather than get_named_section. Supply section flags to it. 2005-12-14 Ben Elliston * c-common.c (c_common_truthvalue_conversion): Generalise warning for addresses converted to booleans; not just function addresses. * c-typeck.c (build_binary_op): Warn for address comparisons which can never be NULL (eg. func == NULL or &var == NULL). * common.opt (Walways-true): New option. * c-opts.c (c_common_handle_option): Set it with -Wall. * doc/invoke.texi: Document it. 2005-12-13 Paul Brook * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2, __floatunsidf, __floatunsisf, __floatunsixf): New functions. 2005-12-13 Nathan Sidwell * config/mt/t-mt (crti.o, crtn.o): Add multilib options. (EXTRA_MULTILIB_PARTS): Define. 2005-12-13 J"orn Rennecke PR rtl-optimization/20070 / part1 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call count_or_remove_death_notes with kill == -1. (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack registers if PROP_POST_REGSTACK is set. (mark_used_reg): Likewise. (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD / REG_UNUSED notes for stack regs. * cfgcleanup.c (condjump_equiv_p): Change parameters and processing to match rtx_equiv_p machinery. Change caller. (outgoing_edges_match): Likewise. (try_crossjump_to_edge): Use struct_equiv_block_eq instead of flow_find_cross_jump. * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define. (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise. (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise. (STRUCT_EQUIV_MAX_LOCAL): Likewise. (struct struct_equiv_checkpoint, struct equiv_info): Likewise. (insns_match_p): Update prototype. (flow_find_cross_jump): Remove prototype. (struct_equiv_block_eq, struct_equiv_init): Declare. (rtx_equiv_p, condjump_equiv_p): Likewise. * struct-equiv.c: Include reload.h. (IMPOSSIBLE_MOVE_FACTOR): Define. (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions. (struct_equiv_improve_checkpoint): Likewise. (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise. (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise. (struct_equiv_merge, find_dying_input): Likewise. (resolve_input_conflict, note_local_live): Likewise. (death_notes_match_p): Change parameters and processing to match rtx_equiv_p machinery. Change caller. (insns_match_p): Likewise. (flow_find_cross_jump): Replace with: (struct_equiv_block_eq). Back out this change: 2005-03-07 Kazu Hirata * recog.c (verify_changes): Make it static. * recog.h: Remove the corresponding prototype. 2005-12-13 J"orn Rennecke * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point values. 2005-12-13 Nathan Sidwell * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'. * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2, TARGET_MS1_64_001 appropriately. (ms1_machine_reorg): Use TARGET_MS2. 2005-12-13 Jakub Jelinek PR debug/25023 PR target/25293 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING. Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity. * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw. Set mode to SI, adjust constraints. (pushhi2_rex64, pushqi2_rex64): Set mode to DI. * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for 32-bit code. 2005-12-13 Carlos O'Donell * c-cppbuiltin.c (builtin_define_float_constants): Add fp_cast parameter, pass to builtin_define_with_hex_fp_value. Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__. (builtin_define_with_hex_fp_value): Use fp_cast when building macro. (c_cpp_builtins): If flag_single_precision_constant then set fp_cast to "((double)%sL)" otherwise "%s". 2005-12-13 Paul Brook * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for apcs/atpcs. 2005-12-11 Rafael vila de Espndola * tree-flow.h: Allow compilation with a C++ compiler. (struct edge_prediction): Prefix all field names with "ep_". * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction. (tree_predict_edge, combine_predictions_for_bb): Likewise. (remove_predictions_associated_with_edge): Likewise. 2005-12-12 Jeff Law * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove reassociation code. * passes.c (init_optimization_passes): Run reassociation again after loop optimizations. 2005-12-12 Daniel Berlin * tree-ssa-dom.c (thread_across_edge): Canonicalize condition if necessary. (optimize_stmt): Ditto. (canonicalize_comparison): New function. * tree-ssa-operands.c (swap_tree_operands): Make external. (get_expr_operands): Stop auto-canonicalization. * tree-ssa-reassoc.c: Rewrite. (init_optimization_passes): * tree-flow.h (swap_tree_operands): Prototype. * Makefile.in (tree-ssa-reassoc.o): Update dependencies. 2005-12-12 John David Anglin * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to indicate function epilogue has been output. (pa_asm_output_mi_thunk): Likewise. (output_deferred_plabels): Put plabels in readonly data section when not generating PIC code. (som_output_text_section_asm_op): Use .NSUBSPA to output debug information. Add assert. (som_output_comdat_data_section_asm_op): New function. (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op instead of output_section_asm_op for COMDAT sections. 2005-12-12 J"orn Rennecke * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge): Fix whitespace in vincinity of to-be-installed changes. * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace. (insns_match_p): Likewise. 2005-12-12 Nathan Sidwell * config.gcc (ms1): Replace with ... (mt): ... this. * config/ms1: Rename to ... * config/mt: ... here. Rename ms1 files to mt. * config/mt/mt.c: Adjust gt-mt.h #include. * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust. (crti.o, crtn.o): Adjust file names. 2005-12-12 Gabriel Dos Reis * varray.h: Allow compilation with a C++ compiler. (union varray_data_tag): Prefix all field names with "vdt_". (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT, VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG, VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR, VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX, VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB, VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition. (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT, VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT, VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT, VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR, VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR, VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE, VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB, VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise. (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT, VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT, VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT, VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR, VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX, VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP, VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE, VARRAY_TOP_TREE_PTR): Likewise. * varray.c (varray_grow): Likewise. (varray_clear): Likewise. 2005-12-12 Alan Modra PR target/25299 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase alignment to doubleword if the first field is a double array. * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define. 2005-12-11 Daniel Berlin * tree-ssa-structalias.c (process_constraint): Remove code to transform addressofs into scalar. (create_variable_info_for): In whole-program IPA, globals don't point to ANYTHING by default. 2005-12-11 Daniel Berlin * timevar.def (TV_IPA_PTA): New. * tree-pass.h (pass_ipa_pta): New * tree-ssa-structalias.c: Include cgraph.h (in_ipa_mode): New. (predbitmap_obstack): New. (EXECUTE_IF_IN_NONNULL_BITMAP): New. (struct constraint_stats): Add num_edges. (new_var_info): Don't call bitmap_clear. (struct constraint_edge): Update docs. (new_constraint_edge): Remove src param. (struct constraint_graph): Add zero_weight_succs, zero_weight_preds. Update docs. (constraint_expr_equal): Reformat. (constraint_edge_equal): Update for removal of src. (constraint_edge_less): Ditto. (constraint_edge_vec_find): Ditto. (erase_graph_self_edge): Update for removal of src and and zero weight bitmap. (clear_edges_for_node): Ditto. (add_graph_edge): Ditto. (get_graph_weights): Ditto. (allocate_graph_weights): Ditto. (merge_graph_nodes): Ditto. (int_add_graph_edge): Ditto. (valid_graph_edge): Ditto. (valid_weighted_graph_edge): Ditto. (build_constraint_graph): Ditto. (scc_visit): Ditto. (collapse_nodes): Ditto. (process_unification_queue): Ditto. (topo_visit): Ditto. (solve_graph): Ditto. (do_structure_copy): Ditto. (perform_var_substitution): Ditto. Init and release obstack. (handle_ptr_arith): Try to resolve directly. (find_func_aliases): Don't call update_alias_info here Handle RETURN_EXPR, and CALL_EXPR's in IPA mode. (do_sd_constraint): Add code for propagating faster. Update. (do_ds_constraint): Ditto. (count_num_arguments): New function. (create_function_info_for): Ditto. (create_variable_info_for): Handle FUNCTION_DECL. (intra_create_variable_infos): Use make_constraint_to_anything. (init_alias_vars): Init obstacks here. (need_to_solve): Handle zero weight graph changes. (compute_points_to_sets): Call update_alias_info here. (delete_points_to_sets): Free zero weight preds/succs here. (gate_ipa_pta): New. (ipa_pta_execute): New 2005-12-11 Daniel Berlin * tree-ssa-structalias.c (var_anyoffset): Removed. (anyoffset_tree): Ditto. (anyoffset_id): Ditto. (do_deref): Take vector of constraints, no return value. Update to work on vector. (get_constraint_for): Ditto. (get_constraint_for_component_ref): Ditto. (do_structure_copy): Ditto. (handle_ptr_arith): Ditto. (find_func_aliases): Ditto. (set_uids_in_ptset): Remove anyoffset handling. (init_base_vars): Ditto. 2005-12-10 Mark Mitchell PR c++/25010 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that DECL_EXTERNAL functions have no bodies. Tidy. 2005-12-10 Andreas Schwab * except.c (switch_to_exception_section): Only define if TARGET_UNWIND_INFO is not defined. 2005-12-10 Richard Sandiford * config/darwin.h (HAS_INIT_SECTION): Remove definition. (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07. 2005-12-10 Richard Sandiford * output.h (init_section, fini_section): Delete. * varasm.c (init_section, fini_section): Delete. (init_varasm_once): Don't initialize them. * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that there are no corresponding varasm.c variables. 2005-12-10 Richard Sandiford * dwarf2out.c (default_eh_frame_section): Delete, moving handling of EH_FRAME_SECTION_NAME into... (switch_to_eh_frame_section): ...here. Try to set eh_frame_section if it is still null. * except.c (default_exception_section): Delete, moving most of the code to... (switch_to_exception_section): ...this new function. Set exception_section if it is still null, then switch to it. (output_function_exception_table): Use switch_to_exception_section. * varasm.c (exception_section, eh_frame_section): Update comments. (get_section): Hoist use of SECTION_NAMED. (init_varasm_once): Don't set exception_section and eh_frame_section. * output.h (default_exception_section): Delete. (default_eh_frame_section): Delete. 2005-12-09 Bernd Schmidt * config/bfin/bfin.c: Include "cgraph.h". (bfin_load_pic_reg): Omit loading pic reg if in a local function. Return the reg that holds the pointer to the GOT. (bfin_expand_prologue): Use return value of bfin_load_pic_reg when doing stack checking. 2005-12-09 Diego Novillo * tree.c (recompute_tree_invariant_for_addr_expr): Rename from recompute_tree_invarant_for_addr_expr. Update uses everywhere. 2005-12-09 Aldy Hernandez * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define. (MULTILIB_DIRNAMES): Define. 2005-12-09 Ulrich Weigand PR target/25311 * config/s390/s390.c (struct s390_address): New field literal_pool. (s390_decompose_address): Compute literal_pool field. Do not assume register %r13 is always (and solely) used as pool base. (s390_extra_constraint_str): Use literal_pool field. 2005-12-09 Thiemo Seufer * config/mips/mips.c (override_options): Don't allow too small integers in FP registers. 2005-12-09 Ulrich Weigand * config/s390/s390.c (s390_function_ok_for_sibcall): Use targetm.binds_local_p to check for local function calls. 2005-12-09 Alan Modra PR debug/24908 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that call_used_regs can't be used to save reg in another reg. 2005-12-08 Volker Reichelt Christophe Jaillet * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of abort. * except.c (output_ttype): Likewise. * tree-object-size.c (collect_object_sizes_for): Likewise. (check_for_plus_in_loops_1): Likewise. (check_for_plus_in_loops): Likewise. (compute_object_sizes): Use gcc_unreachable instead of abort. 2005-12-08 Nathan Sidwell * config/ms1/ms1.md (UNSPEC_LOOP): New constant. (loop_end, loop_init, doloop_end): New insns. * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New. (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust. (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust. (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust. * config/ms1/ms1.c: #include basic-block.h (struct machine_function): Add has_loops field. (ms1_add_loop): New. (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New. (struct loop_info, struct loop_work): New. (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers. (ms1_reorg_loops): New loop optimization. (ms1_machine_reorg): Call it. * config/ms1/ms1-protos.h (ms1_add_loop): Declare. 2005-12-08 Zdenek Dvorak PR tree-optimization/25248 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use evolution_of_loop from the failed attempt. Remove handling of MULT_EXPR. 2005-12-08 Gabriel Dos Reis * tree.h (DECL_EXTERNAL): Clarify documentation. 2005-12-08 Andreas Krebbel Jakub Jelinek PR target/25268 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS argument. Don't drop outer ANDs. (s390_extra_constraint_str, print_shift_count_operand): Adjust callers. * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust prototype. * config/s390/predicates.md (setmem_operand): Remove. (shift_count_operand): Rename to... (shift_count_or_setmem_operand): ... this. Adjust s390_decompose_shift_count caller. * config/s390/s390.md (di3_31_and, di3_64_and, ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and, ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and, si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and, rotl3_and, setmem_long_and): New insns. (di3_31, di3_64, ashrdi3_cc_31, ashrdi3_cconly_31, ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64, si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl3, di3, ashrdi3): Use shift_count_or_setmem_operand instead of shift_count_operand. (setmem_long): Use shift_count_or_setmem_operand instead of setmem_operand. 2005-12-08 Daniel Jacobowitz Andreas Tobler * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable tr expression. 2005-12-07 J"orn Rennecke * expr.c (force_operand): Use convert_to_mode for conversions. 2005-12-07 J"orn Rennecke * reload.h (reg_equiv_invariant): Declare. * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo register also when reg_equiv_invariant[R] is set. 2005-12-07 Richard Sandiford Andreas Tobler * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET. 2005-12-07 Daniel Berlin * tree-ssa-pre.c (bitmap_set_and): New function. (bitmap_set_and_compl): New function. (bitmap_set_empty_p): New function. (insert_extra_phis): New function. (compute_avail): Use insert_extra_phis. 2005-12-07 Adrian Straetling * config/s390/s390.c (s390_expand_atomic): New function. Adjust comment of helper functions. * config/s390/s390-protos.h (s390_expand_atomic): Declare. * config/s390/s390.md ("ATOMIC"): New code macro. ("atomic"): Corresponding new code attribute. ("sync_lock_test_and_set[hq]i", "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern. 2005-12-07 Adrian Straetling * config/s390/s390.c (s390_expand_mask_and_shift, struct alignment_context, init_alignment_context, s390_expand_cs_hqi): New. * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare. * config/s390/s390.md ("sync_compare_and_swaphi", "sync_compare_and_swapqi"): New pattern. 2005-12-07 Daniel Berlin Fix PR tree-optimization/25291 * tree-ssa-operands.c (add_call_clobber_ops): Remove redundant and crashing check. 2005-12-08 Alan Modra PR target/25212 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax tests further when !strict && reload_in_progress. (print_operand): Check that both operands of indexed address are regs. (print_operand_address): Likewise. * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify. (INT_REG_OK_FOR_BASE_P): Correct. 2005-12-07 J"orn Rennecke Preparation for PR rtl-optimization/20070 / part1 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare. * cfgcleanup.c (condjump_equiv_p): New function, broken out of outgoing_edges_match. (outgoing_edges_match): Use condjump_equiv_p. (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here into.. * struct-equiv.c: New file. (death_notes_match_p) New function, broken out of insns_match_p. * Makefile.in (OBJS-common): Add struct-equiv.o. (struct-equiv.o): New target. 2005-12-07 Richard Sandiford * coretypes.h: Revert previous change. * config/darwin.h: Revert previous reversion. * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2. 2005-12-07 Richard Sandiford * coretypes.h (section): Provide dummy definition for target files. * config/darwin.h: Revert previous change. 2005-12-07 Rafael vila de Espndola * doc/sourcebuild.texi (all.build, install-normal): Remove. * configure.ac: Remove all.build and install-normal from target_list * configure: Regenerate. * Makefile.in (install): Don't depend on install-normal. 2005-12-07 Rafael vila de Espndola * Makefile.in: Document the use of stamps. 2005-12-07 Rafael vila de Espndola * doc/gty.texi: Remove instructions for adding a dependency on s-gtype. * Makefile.in: Add code to compute some dependencies on s-gtype automatically. Remove the declaration of those dependencies. 2005-12-07 Richard Sandiford * reload.c (push_secondary_reload): Fix typo: s/insn_constraint/scratch_constraint/. 2005-12-07 Richard Sandiford * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2. 2005-12-07 Richard Sandiford * config/alpha/alpha.c (alpha_start_function): Use switch_to_section. (alpha_elf_select_rtx_section): Return the selected section rather than emitting assembly code. (alpha_write_linkage): Emit a ".link" directive directly and then set in_section to NULL. (vms_asm_out_constructor): Use switch_to_section. (vms_asm_out_destructor): Likewise. (unicosmk_output_common): Set in_section to NULL instead of calling the dummy common_section function. (unicosmk_text_section): Delete in favor of... (unicosmk_output_text_section_asm_op): ...this new function. (unicosmk_data_section): Delete in favor of... (unicosmk_output_data_section_asm_op): ...this new function. (unicosmk_init_sections): New function. (unicosmk_output_deferred_case_vectors): Use switch_to_section. (unicosmk_output_ssib): Set in_section to NULL instead of calling the dummy ssib_section function. (unicosmk_section_buf): Delete. * config/alpha/alpha-protos.h (unicosmk_text_section): Delete. (unicosmk_data_section): Delete. * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section. (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section) (SECTION_FUNCTION_TEMPLATE): Delete. * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP) (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS) (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete. (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section. (TARGET_ASM_INIT_SECTIONS): Define. * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP) (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete. (link_section, literals_section): Delete. (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then set in_section to NULL. * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete. (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete. (COMMON_SECTION): Delete. (TARGET_ASM_INIT_SECTIONS): Define. (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling the dummy common_section function. * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section. * config/arm/arm.c (get_jump_table_size): Use pointer comparison between readonly_data_section and text_section to check whether read-only data is being put in the text section. (arm_output_function_epilogue): Use switch_to_section. (arm_elf_asm_constructor): Likewise. (thumb_call_via_reg): Replace call to in_text_section with a comparison between in_section and text_section. (arm_file_end): Use switch_to_section. (aof_text_section): Delete in favor of... (aof_output_text_section_asm_op): ...this new function. (aof_data_section): Delete in favor of... (aof_output_data_section_asm_op): ...this new function. (aof_asm_init_sections): New function. (zero_init_section): Moved from config/arm/aof.h. (aof_dump_imports, aof_file_start): Use switch_to_section. * config/arm/arm.h (thumb_call_via_label): Update comment. * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete. (common_section): Delete. * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the global switch_to_section function instead of the old port-local one. (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION) (SWITCH_TO_SECTION_FUNCTION): Delete. (drectve_section): Redefine as a macro. * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and switch_to_section. * config/avr/avr.c (progmem_section): New variable. (avr_output_progmem_section_asm_op): New function. (avr_asm_init_sections): New function. (avr_output_addr_vec_elt): Use switch_to_section. * config/avr/avr.h (progmem_section): Declare. (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete. (READONLY_DATA_SECTION): Delete. (TARGET_ASM_INIT_SECTIONS): Define. (ASM_OUTPUT_CASE_LABEL): Use switch_to_section. * config/avr/avr-protos.h (progmem_section): Delete. * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section. * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS) (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete. * config/darwin-sections.def: New file. * config/darwin.c: Define all sections in darwin-sections.def. (output_objc_section_asm_op, darwin_init_sections): New functions. (machopic_output_indirection): Use switch_to_section. (machopic_select_section): Return the selected section rather than emitting assembly code. Replace the static function table with inline conditional expressions. Update the tests of last_text_section and move them into the FUNCTION_DECL block. (machopic_select_rtx_section): Return the selected section rather than emitting assembly code. (machopic_asm_out_constructor, machopic_asm_out_destructor) (darwin_file_end): Use switch_to_section. * config/darwin.h: Use darwin-sections.def to declare sections. (INIT_SECTION_ASM_OP): Remove empty definition. (HAS_INIT_SECTION): Define this instead. (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete. (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete. (TARGET_ASM_EH_FRAME_SECTION): Delete. (TARGET_ASM_INIT_SECTIONS): Define. * config/darwin-protos.h (darwin_init_sections): Declare. (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section) (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete. (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section) (constructor_section, destructor_section, mod_init_section): Delete. (mod_term_section): Delete. (darwin_exception_section, darwin_eh_frame_section): Delete. (machopic_select_section): Return a section. (machopic_select_rtx_section): Likewise. (text_coal_section, text_unlikely_section, text_unlikely_coal_section) (const_section, const_coal_section, const_data_section): Delete. (const_data_coal_section, data_coal_section, cstring_section): Delete. (literal4_section, literal8_section, constructor_section): Delete. (mod_init_section, mod_term_section, destructor_section): Delete. (objc_class_section, objc_meta_class_section, objc_category_section) (objc_class_vars_section, objc_instance_vars_section): Delete. (objc_cls_meth_section, objc_inst_meth_section): Delete. (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete. (objc_selector_refs_section, objc_selector_fixup_section): Delete. (objc_symbols_section, objc_module_info_section): Delete. (objc_image_info_section, objc_protocol_section): Delete. (objc_string_object_section, objc_constant_string_object_section) (objc_class_names_section, objc_meth_var_names_section): Delete. (objc_meth_var_types_section, objc_cls_refs_section): Delete. (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section) (machopic_symbol_stub_section, machopic_picsymbol_stub_section) (darwin_exception_section, darwin_eh_frame_section): Delete. * config/t-darwin (darwin.o): Depend on config/darwin-sections.def. * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section. (frv_asm_out_destructor): Likewise. * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete. (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete. (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and get_named_section. (ASM_OUTPUT_CASE_LABEL): Use switch_to_section. * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section) (data_section): Delete. * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS) (DRECTVE_SECTION_FUNCTION): Delete. (drectve_section): Redefine as a macro that sets in_section after emitting the directive. (SWITCH_TO_SECTION_FUNCTION): Delete. * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to in_text_section with comparison between in_section and text_section. * config/i386/i386.c (x86_64_elf_select_section): Return the section rather than emitting assembly code. Use get_named_section. (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and get_named_section. (machopic_output_stub): Use switch_to_section. * config/i386/nwld.c (nwld_named_section_asm_out_constructor) (nwld_named_section_asm_out_destructor): Use get_section and switch_to_section. * config/ia64/ia64.c (ia64_select_rtx_section): Return the section rather than emitting assembly code. (ia64_rwreloc_select_section): Likewise. (ia64_rwreloc_select_rtx_section): Likewise. * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete. * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section. (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete. (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete. * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the section rather than emitting assembly code. (iq2000_select_section): Likewise. * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete. (sbss_section): Delete. * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section and get_named_section. * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete. * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete. (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete. (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete. (MCORE_EXPORT_NAME): Emit the exports directive directly, then set in_section to NULL. (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the global switch_to_section function instead of the old port-local one. * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS) (SWITCH_SECTION_FUNCTION): Delete. * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete. (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete. (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete. (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set in_section to NULL. (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the global switch_to_section function instead of the old port-local one. (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. * config/mips/mips.c (mips_file_start): Update comment. (mips_output_aligned_bss): Use switch_to_section and get_named_section. (mips_output_aligned_decl_common): Use switch_to_section. (mips_select_rtx_section): Return the section rather than emitting assembly code. Use get_named_section. (mips_function_rodata_section: Likewise get_section. (build_mips16_function_stub): Use switch_to_section. * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section. (SDATA_SECTION_ASM_OP): Delete. * config/mips/vxworks.h (EXTRA_SECTIONS): Delete. (EXTRA_SECTION_FUNCTIONS): Delete. * config/mmix/mmix.c (mmix_file_start, mmix_file_end) (mmix_asm_output_aligned_local): Use switch_to_section. * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section) (som_one_only_readonly_data_section): New variables. (pa_output_function_epilogue): Set in_section to NULL instead of calling forget_section. (output_deferred_plabels): Use select_section. (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead of calling forget_section. (pa_asm_output_aligned_bss, pa_asm_output_aligned_common) (pa_asm_output_aligned_local): Use select_section. (som_text_section_asm_op): Delete in favor of... (som_output_text_section_asm_op): ...this new function. (pa_som_asm_init_sections): New function. (pa_select_section): Return the section rather than emitting assembly code. * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete. (SOM_READONLY_DATA_SECTION_FUNCTION): Delete. (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete. (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete. * config/pa/pa-protos.h (som_text_section_asm_op): Delete. (som_readonly_data_section, som_one_only_readonly_data_section) (som_one_only_data_section, forget_section): Delete. * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete. (TARGET_ASM_INIT_SECTIONS): Define. (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete. * config/rs6000/rs6000.c (read_only_data_section): New variable. (private_data_section, read_only_private_data_section): New variables. (sdata2_section, toc_section): New variables. (rs6000_file_start): Use switch_to_section. (rs6000_assemble_integer): Use comparisons against in_section instead of calling in_toc_section and in_text_section. Use unlikely_text_section_p. (rs6000_elf_output_toc_section_asm_op): New function, derived from the old rs6000/sysv4.h toc_section function. (rs6000_elf_asm_init_sections): New function. (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return the section rather than emitting assembly code. (machopic_output_stub): Use switch_to_section. (toc_section): Delete dummy function. (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use switch_to_section and get_section. (rs6000_xcoff_output_readonly_section_asm_op): New function. (rs6000_xcoff_output_readwrite_section_asm_op): New function. (rs6000_xcoff_output_toc_section_asm_op): New function, derived from the old rs6000/xcoff.h toc_section function. (rs6000_xcoff_asm_init_sections): New function. (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return the section rather than emitting assembly code. (rs6000_xcoff_file_start): Use switch_to_section. (rs6000_xcoff_file_end): Likewise. * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete. (sdata2_section, sbss_section, private_data_section): Delete. (read_only_data_section, read_only_private_data_section): Delete. * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS) (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION) (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete. (FINI_SECTION_FUNCTION): Delete. (TARGET_ASM_INIT_SECTIONS): Define. (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section. * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS) (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION) (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION) (READONLY_DATA_SECTION): Delete. (TARGET_ASM_INIT_SECTIONS): Define. (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section to NULL rather than no_section. (TARGET_ASM_EXCEPTION_SECTION): Delete. * config/sh/sh.c (sh_file_start): Use switch_to_section. * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section. (sparc_output_deferred_case_vectors): Likewise. Remove argument from call to current_function_section. * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h. (bss100_section): New variable. (xstormy16_asm_output_aligned_common): Use switch_to_section. (xstormy16_asm_init_sections): New function. (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use switch_to_section and get_section. (xstormy16_output_addr_vec): Use switch_to_section. Remove argument from calls to current_function_section. * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete. (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete. (TARGET_ASM_INIT_SECTIONS): Define. * config/stormy16/stormy16-protos.h (bss100_section): Delete. * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section. (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION) (FINI_SECTION_FUNCTION): Delete. * config/v850/v850.c: Include gt-v850.h. (rosdata_section, rozdata_section, tdata_section, zdata_section) (zbss_section): New variables. (v850_output_aligned_bss): Use switch_to_section. (v850_asm_init_sections): New function. (v850_select_section): Return the section rather than emitting assembly code. * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS) (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP) (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete. (TARGET_ASM_INIT_SECTIONS): Define. * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete. (sbss_section, tdata_section, zdata_section, rozdata_section): Delete. (zbss_section): Delete. * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section. * config/vx-common.h (vxworks_exception_section): Delete. (TARGET_ASM_EXCEPTION_SECTION): Delete. * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the section rather than emitting assembly code. * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use switch_to_section. * Makefile.in (GTFILES): Add $(srcdir)/output.h. * coretypes.h (section): New union and typedef. * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument from call to current_function_section. (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish) (dbxout_symbol_location): Use switch_to_section. * dwarf2out.c (named_section_eh_frame_section): Delete, moving most of the code into... (default_eh_frame_section): ...here. Return a section. (collect2_eh_frame_section): Delete, moving most of the code into.. (switch_to_eh_frame_section): ...this new function. (debug_info_section, debug_abbrev_section, debug_aranges_section) (debug_macinfo_section, debug_line_section, debug_loc_section) (debug_pubnames_section, debug_str_section, debug_ranges_section): New variables. (output_call_frame_info): Call switch_to_eh_frame_section instead of eh_frame_section. Use switch_to_section and get_section. (dwarf2out_begin_prologue): Use switch_to_section. (AT_string_form): Check the flags in debug_str_section instead of DEBUG_STR_SECTION_FLAGS. (output_comp_unit): Use switch_to_section, get_section, and debug_info_section. (output_line_info, secname_for_decl): Use unlikely_text_section_p. (dwarf2out_begin_block): Use switch_to_section. Remove argument from call to current_function_section. (dwarf2out_var_location): Use unlikely_text_section_p. (dwarf2out_source_line): Use switch_to_section. Remove argument from call to current_function_section. (dwarf2out_start_source_file, dwarf2out_end_source_file) (dwarf2out_define, dwarf2out_undef: Use switch_to_section and debug_macinfo_section. (dwarf2out_init): Initialize the new section variables. Use them instead of calls to named_section_flags. Use switch_to_section. (output_indirect_string): Use switch_to_section and debug_str_section. (dwarf2out_finish): Use switch_to_section and the new section variables. * except.c (default_exception_section): Return the section instead of emitting assembly code. (output_function_exception_table): Use the global exception_section variable instead of the target hook. Use switch_to_section. Remove argument from call to current_function_section. * final.c (HAVE_READONLY_DATA_SECTION): Delete. (shorten_branches): Use pointer comparisons to detect whether the text section is the same as readonly_data_section. (profile_function): Use switch_to_section. Remove argument from call to current_function_section. (final_scan_insn): Likewise. Update use of last_text_section. * gengtype.c (open_base_files): Add an include of output.h. * output.h (text_section, data_section, readonly_data_section) (ctors_section, dtors_section, bss_section, init_section) (fini_section, sdata_section): Turn into section pointers. (in_text_section, in_unlikely_text_section, exports_section) (drectve_section, named_section, mergeable_string_section) (last_text_section_name): Delete. (default_exception_section, default_eh_frame_section): Return sections. (SECTION_DECLARED, SECTION_NAMED): New macros. (SECTION_MACH_DEP): Bump value. (section_common, named_section, unnamed_section): New structures. (unnamed_section_callback): New typedef. (section): New union. (sbss_section, exception_section, eh_frame_section): New variables. (in_section, last_text_section): Turn into section pointers. (get_unnamed_section, get_section, get_named_section): New functions. (mergeable_constant_section, function_section): Return a section. (unlikely_text_section): Likewise. (current_function_section): Likewise. Remove the decl argument. (unlikely_text_section_p, switch_to_section): New functions. (output_section_asm_op): New function. (set_named_section_flags, named_section_flags, named_section_real) (named_section_first_declaration): Delete. (default_select_section, default_elf_select_section): Return a section. (default_elf_select_section_1, default_function_rodata_section) (default_no_function_rodata_section, default_select_rtx_section) (default_elf_select_rtx_section): Likewise. * rtl.h (in_data_section): Delete. * sdbout.c (sdbout_one_type): Use switch_to_section. * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison. (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison. (TARGET_ASM_EH_FRAME_SECTION): Poison. * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro. (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete. (TARGET_ASM_OUT): Update after above changes. * target.h (init_sections): New hook. (exception_section, eh_frame_section): Delete. (select_section, select_rtx_section, function_rodata_section): Return a section rather than emitting assembly code. * varasm.c (text_section, data_section, readonly_data_section) (ctors_section, dtors_section, bss_section, init_section) (fini_section): Turn into section pointers. (sdata_section, sbss_section, exception_section): New variables. (eh_frame_section): New variable. (in_section): Make global and turn into a section pointer. (last_text_section): Turn into a section pointer. (unnamed_sections): New variable. (in_named_name, last_text_section_name): Delete. (EXTRA_SECTION_FUNCTIONS): Delete. (in_named_entry): Delete. (section_htab): New variable, replacing... (in_named_htab): ...this deleted variable. (section_entry_eq, section_entry_hash): New functions, based on... (in_named_entry_eq, in_named_entry_hash): ...these deleted functions. (get_unnamed_section, get_section): New functions. (unlikely_text_section): Return a section instead of emitting assembly code. (in_text_section, in_unlikely_text_section, in_data_section): Delete. (get_named_section_flags, named_section_first_declaration): Delete. (unlikely_text_section_p): New function. (named_section_real, named_section): Delete. (get_named_section): New function. (asm_output_bss, asm_output_aligned_bss): Use switch_to_section. (function_section): Return a section rather than emitting assembly code. (current_function_section): Likewise. Remove argument. Use last_text_section if nonnull, otherwise use function_section. (default_function_rodata_section): Return a section rather than emitting assembly code. Use get_section. (default_no_function_rodata_section): Return a section rather than emitting assembly code. (variable_section): Use switch_to_section and get_named_section. (mergeable_string_section): Return a section rather than emitting assembly code. Use get_section. Make static. Don't take special countermeasures for empty strings. (mergeable_constant_section): Return a section rather than emitting assembly code. Use get_section. (default_named_section_asm_out_destructor): Use switch_to_section and get_section. (default_dtor_section_asm_out_destructor): Use switch_to_section. (default_named_section_asm_out_constructor): Use switch_to_section and get_section. (default_ctor_section_asm_out_constructor): Use switch_to_section. (assemble_start_function): Likewise. Set last_text_section to NULL rather than no_section. Change the type of save_section. (assemble_zeros, assemble_variable): Use the section flags to detect whether or not a section is text. (assemble_static_space): Use switch_to_section. (assemble_trampoline_template): Likewise. (output_constant_def_contents): Use switch_to_section and get_named_section. (output_constant_pool_1): Use switch_to_section. Use the section flags to see whether sections contain mergeable data. (init_varasm_once): Initialize section_htab instead of in_named_htab. Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS. (default_elf_asm_named_section): Use SECTION_DECLARED to detect whether a section has already been declared. (default_select_section, default_elf_select_section): Return a section rather than emitting assembly code. (default_elf_select_section_1): Likewise. Use bss_section for SECCAT_BSS if nonnull. Use get_named_section. (default_select_rtx_section): Return a section rather than emitting assembly code. (default_elf_select_rtx_section): Likewise. Use get_named_section. (file_end_indicate_exec_stack): Use switch_to_section and get_section. (output_section_asm_op, switch_to_section): New functions. * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and get_named_section. * doc/tm.texi: Expand the introduction to the sections documentation. (TRAMPOLINE_SECTION): Document new interface. (SDATA_SECTION_ASM_OP): Document new macro. (READONLY_DATA_SECTION): Delete. (SDATA_SECTION_ASM_OP): Document new macro. (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete. (TARGET_ASM_INIT_SECTIONS): Document new hook. (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION) (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface. (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete. 2005-12-07 Alan Modra * gcc.c (init_gcc_specs): Match braces inside conditionally compiled strings. 2005-12-06 Geoffrey Keating * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New. 2005-12-06 Aldy Hernandez PR C++/24138 * tree.c (integer_all_onesp): Always return true if all bits on. * testsuite/g++.dg/init/array0.C: New. 2005-12-06 Adrian Straetling * doc/md.texi: Adapt to implementation. 2005-12-06 Andreas Schwab * opts.c (decode_options): Fix typo in message. 2005-12-06 Alan Modra PR other/13873 * longlong.h: Merge PPC tests from upstream. 2005-12-06 Richard Guenther * fold-const.c (fold_convert): Do not build and fold CONVERT_EXPR, but always use NOP_EXPR. 2005-12-06 Jan Beulich * config/i386/i386.c (builtin_description): Use MASK_SSE2 for __builtin_ia32_paddq and __builtin_ia32_psubq. (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for __builtin_ia32_pshufw. * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2. 2005-12-05 James E Wilson PR target/24934 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables is set. 2005-12-05 Daniel Berlin * print-tree.c (print_node): Ditto. * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL. * tree-dump.c (dequeue_and_dump): Check for decl_common structure before accessing DECL_ARTIFICIAL. Handle new tag tree codes. * tree-flow-inline.h (clear_call_clobbered): Update for tag changes. (unmodifiable_var_p): Ditto. * tree-flow.h (mem_tag_kind): Remove. (struct var_ann_d): Remove mem_tag_kind member. * tree-gimple.c (is_gimple_reg): Tags are not gimple registers. * tree-pretty-print.c (dump_generic_node): Handle memory tags. * tree-ssa-alias.c (init_alias_info): Update for memory tag changes. (group_aliases): Ditto. (setup_pointers_and_addressables): Ditto. (is_escape_site): Ditto. (may_alias_p): Ditto. (create_tag_raw): New function. (create_memory_tag): Use it. (dump_alias_info): Update for tags. (may_be_aliased): Ditto. (add_type_alias): Ditto. (new_type_alias): Ditto. (create_sft): Ditto. (create_structure_vars): Ditto. * tree-ssa-ccp.c (get_default_value): Ditto. * tree-ssa-operands.c (get_expr_operands): Ditto. (add_stmt_operand): Ditto. (add_call_clobber_ops): Remove duplicated condition. * tree-ssa.c (verify_flow_insensitive_alias_info): Update for tags. * tree-tailcall.c (suitable_for_tail_opt_p): Ditto. * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto. * tree.c (init_ttree): Update structures for new tree codes. (tree_code_size): Update sizes for new tree codes. (make_node_stat): Don't try to set common things on minimal structures. (tree_node_structure): Update for tags. (is_global_var): Ditto. * tree.def: Add new tree codes. * tree.h (MTAG_P): New macro. (TREE_MEMORY_TAG_CHECK): Ditto. (SSA_VAR_P): Update for tags. (struct tree_memory_tag): New structure. (MTAG_GLOBAL): New macro. (union tree_node): Add memory tag member. * treestruct.def (TS_MEMORY_TAG): New. 2005-12-05 Dale Johannesen * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match what was approved (PR 24323). 2005-12-05 Gabriel Dos Reis * doc/c-tree.texi (Function Bodies): Remove description of RETURN_INIT. 2005-12-05 Joseph S. Myers * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf, __floatunsixf, __floatundisf, __floatundidf, __floatunditf, __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf, __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3, __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3, __divxc3): Document. 2005-12-05 Geoffrey Keating * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve previous behaviour. * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to hook_bool_void_false. (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define. * config/darwin.c (darwin_cxx_determine_class_data_visibility): New. * config/darwin.c (machopic_select_section): It's not defined as weak if it's only marked as weak_import. * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility): Prototype. * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally. A hidden weak object does bind locally. Strong linkonce data counts like any other strong symbol for binding. (weak_finish_1): Don't specially handle weakrefs, they no longer arrive here. (assemble_alias): Weakrefs can't be TREE_PUBLIC yet. * c-common.c (handle_alias_attribute): Allow static aliases of variables. (handle_weakref_attribute): Don't call declare_weak on weakrefs. * gthr-dce.h: Make weakrefs static. * gthr-tpf.h: Likewise. * gthr-solaris.h: Likewise. * gthr-posix.h: Likewise. * gthr-posix95.h: Likewise. * config/darwin.c (darwin_encode_section_info): static weakref variables are not necessarily defined in this translation unit. * doc/extend.texi (Function Attributes): Mention that an alias attribute creates a definition for the thing it's attached to. Change the documentation for weakref to say that the thing it's attached to must be static. * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so we don't go into an infinite loop. 2005-12-05 Paolo Bonzini * config/rs6000/predicates.md (logical_const_operand): Split out of logical_operand. (logical_operand): Use it. * config/rs6000/rs6000.md (cmp -> xor peephole2): Use logical_const_operand. 2005-12-05 Jan Beulich * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS and IX86_BUILTIN_CMPNESS. (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti. * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly. * config/i386/i386.md (movti_internal): Correct type attribute. Simplify mode attribute. (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal): Correct type attribute. (absxf2): Correct operator. * config/i386/mmx.md (mov_internal_rex64, mov_internal, movv2sf_internal_rex64, movv2sf_internal): Correct type attribute. * config/i386/sse.md (mov_internal, movv2df_internal): Simplify mode attribute. (sse2_vmsqrtv2df2): Correct mode attribute. 2005-12-05 Jan Beulich * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by 16 bits. Provide insn pattern for this case. 2005-12-05 Jan Beulich * libgcc2.c (__popcountSI2): Don't use wide type for iterator and result. (__popcountDI2): Likewise. 2005-12-04 John David Anglin PR target/25166 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs. * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New functions. 2005-12-04 Joseph S. Myers * c-typeck.c (null_pointer_constant_p): New function. (build_conditional_expr, build_c_cast, convert_for_assignment, build_binary_op): Use it. 2005-12-04 Joseph S. Myers * c-common.c (binary_op_error): Do not allow NOP_EXPR. (c_common_truthvalue_conversion): Handle NOP_EXPR the same as CONVERT_EXPR. (check_function_arguments_recurse): Allow both NOP_EXPR and CONVERT_EXPR but check conversions preserve precision. * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR but check conversions preserve precision. (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in default case. 2005-12-04 Roger Sayle PR c/7776 * common.opt (Wstring-literal-comparison): New command line option. * c-opts.c (c_common_handle_option): Set it with -Wall. * c-typeck.c (parser_build_binary_op): Issue warning if either operand of a comparison operator is a string literal, except for testing equality or inequality against NULL. * doc/invoke.texi: Document new -Wstring-literal-comparison option. 2005-12-03 Joseph S. Myers * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead of building a NOP_EXPR. (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as NOP_EXPR. * c-convert.c (convert): Use fold_convert instead of building NOP_EXPRs and CONVERT_EXPRs directly. Don't special case c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove #if 0 code. * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle NOP_EXPR the same as CONVERT_EXPR. * c-typeck.c (build_function_call): Use fold_convert instead of building a NOP_EXPR directly. (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR. 2005-12-03 Alan Modra PR rtl-optimization/25197 * dwarf2out.c (dwarf2out_frame_debug_expr ): Assert we have a reg. 2005-12-02 Stuart Hastings * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic warning. 2005-12-03 Joseph S. Myers * c-typeck.c (default_function_array_conversion, build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR. (build_conditional_expr): Apply integer_zerop to orig_op1 and orig_op2. Don't check them for NOP_EXPR. (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR around integer zero. 2005-12-03 Alan Modra * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p, toc_save_offset, toc_size, lr_size. (rs6000_stack_info): Use memset rather than bss struct copy to init. Test rs6000_ra_ever_killed last in condition setting lr_save_p. Adjust for removal of unused rs6000_stack_t fields. (debug_stack_info): Adjust. (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls first, and don't bother checking for set/inc of lr on sibcalls. (rs6000_emit_epilogue): Tidy code restoring stack pointer. 2005-12-02 Jakub Jelinek PR target/25199 * config/i386/i386.md (movqi_1): Only force imovx for alternative 5 if operand 1 is not aligned. Undo previous constraint change. * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN. 2005-12-02 Richard Guenther * tree.h (build): Remove prototype. (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros. * tree.c (build): Remove. (build0_stat): Update comment. 2005-12-02 Richard Guenther * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build. * tree-complex.c (update_complex_assignment, expand_complex_div_wide): Likewise. * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref, maybe_fold_offset_to_component_ref): Likewise. * tree-ssa-dom.c (thread_across_edge, simplify_rhs_and_lookup_avail_expr, find_equivalent_equality_comparison, record_equivalences_from_stmt): Likewise. * gimple-low.c (lower_function_body, lower_return_expr): Likewise. * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions, lower_try_finally_switch): Likewise. * tree-if-conv.c (add_to_dst_predicate_list, replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise. * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter, voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr, gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr, gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr, shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr, gimplify_init_ctor_eval, gimplify_init_constructor, gimplify_variable_sized_compare, gimplify_boolean_expr, gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr, gimplify_expr, gimplify_body, gimplify_function_tree, force_gimple_operand): Likewise. * tree-ssa-pre.c (create_expression_by_pieces): Likewise. * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for, mx_register_decls): Likewise. * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain, get_frame_field, finalize_nesting_tree_1): Likewise. * tree-inline.c (setup_one_parameter): Likewise. * tree-vect-transform.c (vectorizable_condition): Likewise. * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies): Likewise. * tree-profile.c (tree_gen_edge_profiler): Likewise. * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise. * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise. * tree-chrec.h (build_polynomial_chrec): Likewise. 2005-12-02 Richard Guenther * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i, alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable. * config/frv/frv.c (frv_expand_builtin_va_start): Likewise. * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise. * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise. * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise. * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg): Likewise. * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr, sh_adjust_unroll_max): Likewise. * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise. * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise. * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr): Likewise. * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Likewise. * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr): Likewise. 2005-12-02 Richard Guenther * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for, simplify_cond_using_ranges): Use buildN instead of build. * tree-tailcall.c (adjust_accumulator_values, adjust_return_value): Likewise. * tree-sra.c (generate_one_element_ref, generate_copy_inout, generate_element_copy, generate_element_zero, generate_one_element_init): Likewise. * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise. * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression, lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest, perfect_nestify): Likewise. 2005-12-02 John David Anglin * pa.c (pa_secondary_reload): Revise initialization of variable regno. 2005-12-02 Gabriel Dos Reis * ggc.h (GGC_RESIZEVEC): New. 2005-12-02 Volker Reichelt * gcc.c (execute): Improve readability. 2005-12-02 Richard Guenther * tree-cfg.c (mark_used_vars): New function. (dump_function_to_file): Dump only used VAR_DECLs. 2005-12-02 Richard Guenther * convert.c (convert_to_integer): Fix compare for nonpositive constant to use tree_int_cst_sgn <= 0. 2005-12-02 Richard Guenther * convert.c (convert_to_integer): Use fold_convert instead of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0 instead of comparing against 0. Use build_int_cst instead of converting integer_zero_node. 2005-12-02 Richard Guenther * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR and RROTATE_EXPR. 2005-12-02 Alan Modra PR target/21017 * combine.c (simplify_logical ): Simplify more patterns to rotates. 2005-12-02 Alan Modra PR middle-end/25176 * function.c (expand_function_end): Emit blockage for unwinder after return label. 2005-12-01 Roger Sayle * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to constant nodes, i.e. INTEGER_CST, REAL_CST, etc... * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for integer constant comparisons. 2005-12-02 Jon Grimm Janis Johnson David Edelsohn Ben Elliston * dfp.h, dfp.c: New files. * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables. (DECNUM_H): Likewise. (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER). (INCLUDES): Append $(DECNUMINC). (OBJS-common): Add dfp.o. (dfp.o): New rule. * real.h (EXP_BITS): Pinch one bit to .. (struct real_value): Add decimal field. (real_format): Change table size, update documentation. (REAL_MODE_FORMAT): Update for to handle float, decimal float. (real_from_string3): Declare. (decimal_single_format): Declare. (decimal_double_format): Declare. (decimal_quad_format): Declare. (REAL_VALUE_TO_TARGET_DECIMAL32): New. (REAL_VALUE_TO_TARGET_DECIMAL64): New. (REAL_VALUE_TO_TARGET_DECIMAL128): New. * real.c: Include dfp.h. (normalize): Early return for decimal floats. (do_add): Zero decimal field. (do_compare): Call do_decimal_compare for decimal floats. (do_fix_trunc): Likewise, call decimal_do_fix_trunc. (real_arithmetic): Call decimal_real_arithmetic for decimal floating point operands. (real_identical): If a and b are of differing radix, return false. (real_to_integer): Call decimal_real_to_integer if the value is a decimal float. (real_to_integer2): Likewise, call decimal_real_to_integer2. (real_to_decimal): Likewise, call decimal_real_to_decimal. (real_to_hexadecimal): Place "N/A" in the return string for decimal float. (real_from_string3): New variant, given a mode. (real_maxval): Use decimal_real_maxval for decimal floats. (round_for_format): Use decimal_round_for_format for decimals. (real_convert): Use decimal_real_convert where appropriate. (significand_size): Handle base 10. (encode_decimal_single, decode_decimal_single, encode_decimal_double, decode_decimal_double, encode_decimal_quad, decode_decimal_quad): New functions. (decimal_single_format): New. (decimal_double_format): New. (decimal_quad_format): New. * machmode.def: Add SD, DD and TD decimal floating point modes. * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P): Include MODE_DECIMAL_FLOAT. (DECIMAL_FLOAT_MODE_P): New. * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class. * genmodes.c (struct mode_data): Add counter field. (struct mode_data): Update comment for format. (blank_mode): Initialise counter field. (new_mode): Increment counter field for each mode defined. (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode using a format. (make_complex_modes): Handle modes containing `D'. (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New. (make_decimal_float_mode): New. (reset_float_format): Handle MODE_DECIMAL_FLOAT. (cmp_modes): Compare counter field if other characteristics similar. (emit_real_format_for_mode): Support formats for decimal floats. * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes. Document MODE_DECIMAL_FLOAT. 2005-12-02 Alan Modra * simplify-rtx.c (simplify_plus_minus): Do simplify constants. Delete dead code. 2005-12-01 Richard Henderson * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL. 2005-12-01 Kaveh R. Ghazi * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New. * config/pa/pa.c (pa_init_builtins): If we detect DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to putc_unlocked. 2005-12-01 Richard Guenther * fold-const.c (fold_binary): Use fold_build2, not fold (build (...)). 2005-12-01 Nathan Sidwell * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves. * vec.h (VEC_block_remove): New. 2005-12-01 Gabriel Dos Reis PR c/13384 * c-common.c (lvalue_error): Fix wording. 2005-12-01 Richard Guenther * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix thinko in last patch. 2005-12-01 Geoffrey Keating * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather than -flat_namespace. 2005-12-01 Ben Elliston * mklibgcc.in: Parameterise the script to build soft float functions by iterating over each type, rather than cloning the code for each type. 2005-11-30 Kaveh R. Ghazi PR middle-end/25158 * builtins.c (fold_builtin_fputs): Defer check for missing replacement functions. 2005-11-30 Kean Johnston * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not simply its presense in case targets #define SUPPORTS_ONE_ONLY 0. 2005-11-30 Richard Guenther PR tree-optimization/22501 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New function split out from ... (forward_propagate_addr_expr): ... here. Use it to propagate ADDR_EXPRs to all uses. 2005-11-30 Volker Reichelt * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros. * builtins.c (expand_builtin_mathfn): Use them. (expand_builtin_mathfn_2): Likewise. (expand_builtin_mathfn_3): Likewise. (expand_builtin_int_roundingfn): Likewise. (expand_builtin): Likewise. (integer_valued_real_p): Likewise. (fold_builtin_int_roundingfn): Likewise. (fold_builtin_bitop): Likewise. (fold_builtin_logarithm): Likewise. (fold_builtin_1): Likewise. * convert.c (convert_to_integer): Likewise. * fold-const.c (negate_mathfn_p): Likewise. (tree_expr_nonnegative_p): Likewise. 2005-11-30 Dale Johannesen Andrew Pinski * combine.c (find_split_point): Sign extend bitmask when changing bitfield assignment to IOR of AND. 2005-11-30 Nathan Sidwell * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early clobber to scratch reg. (*decrement_and_branch_until_zero_no_clobber): Remove. (decrement_and_branch peephole): Add dummy scratch reg to pattern. (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2. * config/ms1/ms1.opt (mmul): Remove. * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names. (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002. 2005-11-30 John David Anglin Bernd Schmidt * pa/predicates.md (symbolic_operand): Add comment. * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders. * pa/pa-protos.h (pa_secondary_reload_class): Delete. * pa/pa.c (TARGET_SECONDARY_RELOAD): Define. (pa_secondary_reload_class): Delete. (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS and pa_secondary_reload_class. Reorder some checks. Update inline copy of symbolic operand. * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete. 2005-11-30 Nathan Sidwell * loop-doloop.c (add_test): Only add jump notes if we did emit a jump. 2005-11-30 Jeff Law * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI. 2005-11-30 Jakub Jelinek * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument. Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case. (ia64_expand_move): Adjust caller. * config/ia64/ia64.c (ia64_expand_atomic_op): Only use fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS negate VAL. 2005-11-30 Paolo Bonzini * simplify-rtx.c (simplify_plus_minus): Remove final parameter. Always produce an output if we can remove NEGs or canonicalize (minus (minus ...)) expressions. Provide a fast path for the two-operand case. (simplify_gen_binary): Do not call simplify_plus_minus. (simplify_binary_operation_1): Reassociate at the end of the function. 2005-11-29 Evan Cheng * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low moves and unpack to speed up. 2005-11-29 David S. Miller * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd argument, they are always sparc_compare_op0 and sparc_compare_op1. (gen_v9_scc): Update callers. * config/sparc/sparc.md: Likewise. * config/sparc/sparc-protos.h: Update extern declaration. * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo. 2005-11-29 Andrew Pinski * fold-const.c (negate_expr) : Add break after the if. 2005-11-29 Andrew Pinski * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR. (fold_unary) : Move -(~a) transformation to ... (negate_expr): Here. 2005-11-29 Ben Elliston * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Fix typo in comment. 2005-11-29 Ben Elliston * Makefile.in (clean-target): Depend on clean-target-libgcc. (clean-target-libgcc): Import rule from the top-level Makefile.in. 2005-11-29 Kaveh R. Ghazi PR middle-end/20109 PR middle-end/25120 * builtins.c (init_target_chars): New. (expand_builtin_printf, expand_builtin_fprintf, expand_builtin_sprintf, fold_builtin_sprintf, maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk, fold_builtin_snprintf_chk, fold_builtin_printf, fold_builtin_fprintf): Check for matching format strings using the target charset. 2005-11-29 Paul Brook * config.gcc: Do not use fixproto on m68k-elf. 2005-11-28 Roger Sayle * expmed.c (div_cost): Replace with... (sdiv_cost, udiv_cost): New. (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost. Rename the div and mod fields, used to initialize sdiv_pow2_cheap and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion. (expand_divmod): Replace use of div_cost with either sdiv_cost or udiv_cost depending upon the signedness of the operation. 2005-11-28 Alexandre Oliva PR libfortran/24991 * config/darwin.c (machopic_indirection_name, machopic_output_indirection): Follow transparent alias chain. 2005-11-28 Alexandre Oliva * varasm.c (ultimate_transparent_alias_target): Add comment. 2005-11-28 Kazu Hirata * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and SET_SRC instead of XEXP where appropriate. 2005-11-28 Joseph S. Myers * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use __builtin_expect. 2005-11-28 Joseph S. Myers * config/fp-bit.h (LSHIFT): Take shift count parameter. * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one bit at a time. 2005-11-28 Bernd Schmidt * config/bfin/bfin.c (bfin_secondary_reload): Renamed from secondary_input_reload_class, made static. Adapt to new infrastructure. (secondary_output_reload_class): Delete. (TARGET_SECONDARY_RELOAD): New macro. * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS): Delete. 2005-11-28 Nathan Sidwell PR c++/21166 * c-decl.c (finish_struct): Only set DECL_PACKED on a field when its natural alignment is > BITS_PER_UNIT. * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08. * c-common.c (handle_packed_attribute): Ignore packing on a field whose type is naturally char aligned. 2005-11-28 Richard Guenther * c-common.c (strict_aliasing_warning): Handle all component-ref like accesses. 2005-11-28 Roger Sayle Uros Bizjak PR middle-end/20219 * fold-const.c (fold binary) : Optimize sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x) when flag_unsafe_math_optimizations is set and we don't care about NaNs or Infinities. Move x/expN(y) and x/pow(y,z) transformation into common flag_unsafe_math_optimizations section. 2005-11-27 Mark Mitchell * gcc.c (main): Change type of argv to "char **". 2005-11-28 Alan Modra * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in small data sections. * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global. * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare. * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to.. (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't output locals to sbss if !rs6000_elf_in_small_data_p. (ASM_OUTPUT_ALIGNED_BSS): Adjust for above. 2005-11-28 Alan Modra PR target/24997 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern generated by reload. * config/rs6000/predicates.md (indexed_or_indirect_operand): Use indexed_or_indirect_address. (indexed_or_indirect_address): Don't test for base reg. Call address_operand last. Make it a special predicate. 2005-11-27 Kazu Hirata * config/m68k/m68k.c (notice_update_cc): Remove useless code. 2005-11-27 Andrew Pinski PR middle-end/24575 * fold-const.c (negate_expr_p): Add case for signed divides if overflow is undefined. (negate_expr): Likewise. 2005-11-27 Andreas Schwab * config/m68k/m68k.c: Reindent and fix whitespace, remove redundant parens. 2005-11-27 Steven Bosscher * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it has EH predecessor edges. 2005-11-26 Eric Christopher * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial register stalls by zero extending to the full register. 2005-11-27 Joseph S. Myers * config/floatunsisf.c, config/floatunsidf.c, config/floatunsixf.c, config/floatunsitf.c: New files. * config/ia64/t-hpux: Add floatunsitf.c. * config/ia64/ia64.c (ia64_init_libfuncs): Use _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion. 2005-11-26 Richard Henderson * c-lex.c (pragma_lex): Rename from c_lex. * c-pch.c: Update for pragma_lex rename. * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise. * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise. * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise. * config/sol2-c.c, config/v850/v850-c.c: Likewise. * doc/tm.texi: Likewise. 2005-11-26 Andrew Pinski PR middle-end/23669 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types when overflow is undefined. 2005-11-26 Hans-Peter Nilsson * doc/md.texi (Insn Canonicalizations): Refer to the function commutative_operand_precedence for further rules. 2005-11-25 Roger Sayle PR middle-end/21309 * expmed.c (choose_mult_variant): Return immediately when mult_cost is less than zero. Limit mult_cost to a reasonable upper bound for the synthetic multiplication sequence. 2005-11-25 Kaveh R. Ghazi PR middle-end/25022 * builtins.c (expand_builtin_printf, expand_builtin_fprintf, fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf): Lookup the explicit replacement functions for any unlocked stdio builtin transformations. 2005-11-25 Hans-Peter Nilsson * config/cris/cris.md ("reload_out"): Mark operand 2 as earlyclobber. * targhooks.c (default_secondary_reload): Don't require operand 2 for an input reload to be earlyclobber. 2005-11-25 Volker Reichelt * fold-const.c (negate_mathfn_p): Fix comment and add support for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH, BUILT_IN_ATANH. 2005-11-25 Joseph S. Myers PR middle-end/24998 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and _Q_ulltoq for unsigned conversions from SImode and DImode to TFmode. 2005-11-25 Alan Modra * config/rs6000/ppc64-fp.c (__floatunditf): New function. (__floatundidf, __floatundisf): Likewise. 2005-11-25 David Edelsohn * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete. (rs6000_override_options): Remove initialization of rs6000_sr_alias_set. (rs6000_emit_eh_reg_restore): Use gen_frame_mem. (rs6000_emit_stack_tie): Same. (emit_frame_save): Same. (gen_frame_mem_offset): Same. (rs6000_emit_prologue): Same. (rs6000_emit_epilogue): Same. 2005-11-25 Andrew Pinski PR middle-end/24989 * fold-const.c (fold_build): Convert bool_var != 1 and bool_var == 0 to !bool_var. 2005-11-25 Andrew Pinski PR middle-end/24990 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C for C being INTEGER_CST. Likewise for !=. 2005-11-25 Joseph S. Myers PR middle-end/24998 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for unsigned conversions from SImode to TFmode. 2005-11-24 Bernd Schmidt * expr.c (expand_expr_real_1): Fix error in last change. 2005-11-24 J"orn Rennecke * caller-save.c: (this_insn_sets): Move into: (save_call_clobbered_regs). (mark_set_regs): Get this_insn_sets from data. (save_call_clobbered_regs): Take sets of the return value by sibcalls into account. 2005-11-24 J"orn Rennecke PR target/21623: * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests. (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test. (memory_move_secondary_cost, init_reg_autoinc): Remove SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call. (copy_cost): Likewise. Add new parameter prev_sri. Changed all callers. * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks. (push_secondary_reload): Use secondary_reload target hook. (secondary_reload_class, scratch_reload_class): New functions. (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call. * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test. (secondary_reload_class, scratch_reload_class): Declare. * reload1.c: Include target.h. (reload_adjust_reg_for_temp): New function. (reload_adjust_reg_for_icode): Likewise. (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test. Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class call. (emit_input_reload_insns): Likewise. Rewrite secondary reload checks for inheritance. Support case when both secondary & tertiary reloads are for intermediate registers. (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use with secondary_reload_class call. Support case when both secondary & tertiary reloads are for intermediate registers. * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition. (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD. * target.h (secondary_reload_info): New struct / typedef. (struct gcc_target): New member secondary_reload. * targhooks.c Include reload.h, optabs.h and recog.h. (default_secondary_reload): New function. * targhooks.h (default_secondary_reload): Declare. * doc/tm.texi: Document secondary_reload target hook. Update description of SECONDARY_*RELOAD_CLASS and reload_{in,out}. * doc/md.texi: Likewise. * sh-protos.h (sh_secondary_reload): Declare. * sh.c (TARGET_SECONDARY_RELOAD): Override. (sh_secondary_reload): New function. * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define. (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise. (SECONDARY_INPUT_RELOAD_CLASS): Likewise. (HAVE_SECONDARY_RELOADS): Define. * sh.md (reload_indf): Rename to: (reload_indf__frn). (reload_outdf): Rename to: (reload_outdf__RnFRm). (reload_insf): Rename to: (reload_insf__frn). (reload_insi): Rename to: (reload_insi__i_fpul). 2005-11-24 Uros Bizjak * configure.ac: Require at least texinfo 4.4. * configure: Regenerate. * doc/install.texi (Tools/packages necessary for building GCC): Update required version of texinfo to at least 4.4. (Installing GCC: Building): Update required version of texinfo to at least 4.4. (Installing GCC: Final installation): Update required version of texi2dvi to at least 4.4. (Host/target specific installation notes for GCC): Update required version of texinfo to at least 4.4. 2005-11-24 Richard Guenther Dirk Mueller PR c++/14024 * c-common.h (strict_aliasing_warning): Declare. * c-common.c (strict_aliasing_warning): New function, split out from ... * c-typeck.c (build_c_cast): ... here. 2005-11-24 Paolo Bonzini * optabs.c (expand_binop): Use swap_commutative_operands_with_target to order operands. (swap_commutative_operands_with_target): New. 2005-11-24 Paolo Bonzini * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes also when doing PRE, rather than only for global CPROP. 2005-11-24 Ben Elliston * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro. * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve formatting. (expand_twoval_unop): Likewise. (widen_clz): Likewise. (expand_parity): Likewise. (expand_unop): Likewise. (emit_cmp_and_jmp_insn_1): Likewise. (prepare_float_lib_cmp): Likewise. 2005-11-24 Ben Elliston * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P. Remove unused `class' variable. 2005-11-23 Gabriel Dos Reis PR c++/21667 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common C/C++ diagnostic function warn_array_subscript_with_type_char. * c-common.h (warn_array_subscript_with_type_char): Declare. * c-common.c (warn_array_subscript_with_type_char): Define. 2005-11-23 Gabriel Dos Reis PR c/21668 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when compiling at the intersection of C and C++. 2005-11-23 Mark Mitchell * doc/invoke.texi: For man pages, include gcc-vers.texi. List @file in the option summary. Include the libiberty documentation for @file. * gcc.c (main): Call expandargv. * Makefile.in (gcc-vers.texi): Define srcdir. 2005-11-23 Diego Novillo * passes.c (init_optimization_passes): Document sequencing of passes. 2005-11-23 Kazu Hirata * config/m68k/predicates.md (pcrel_address, extend_operator, post_inc_operand, pre_dec_operand): Remove redundant conditionals. (const_uint32_operand, const_sint32_operand): Use gcc_assert instead of abort. (valid_dbcc_comparison_p): Rewrite in the lisp style. 2005-11-23 Ben Elliston * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float. 2005-11-22 J"orn Rennecke Preparatory work for PR target/21623: * alpha.c (secondary_reload_class): Rename to: (alpha_secondary_reload_class). * alpha.h, alpha-protos.h: Likewise. * mn10300.c (secondary_reload_class): Rename to: (mn10300_secondary_reload_class). * mn10300.h, mn10300-protos.h: Likewise. * pa.c (secondary_reload_class): Rename to: (pa_secondary_reload_class). * pa.h, pa-protos.h: Likewise. * rs6000.c (secondary_reload_class): Rename to: rs6000_secondary_reload_class. * rs6000.h, rs6000-protos.h: Likewise. 2005-11-22 Eric Botcazou PR middle-end/22561 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF. 2005-11-22 Ian Lance Taylor * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not a mode_class. (prepare_cmp_insn): Likewise. 2005-11-22 Kazu Hirata PR target/23435 * m68k.md (zero_extendsidi2): Force operands[1] to a register if both operands[0] and operands[1] are memory. 2005-11-22 Andrew Pinski PR middle-end/23606 * fold-const.c (fold_unary) : For COMPARISON_CLASS_P and an integral types create create a new expression with the new type and fold that. 2005-11-22 Andrew Pinski PR target/24988 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call to SUBTARGET_OS_CPP_BUILTINS. 2005-11-22 Richard Earnshaw * arm.c (emit_set_insn): New function. (arm_split_constant): Call it. (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise. (arm_legitimize_address): Likewise. Use plus_constant. (arm_expand_prologue): Likewise. Use VOIDmode in SET. (thumb_expand_prologue): Likewise. (arm_gen_load_multiple): Use VOIDmode in SET. (arm_gen_store_multiple): Likewise. (vfp_emit_fstmx): Likewise. Use plus_constant. (emit_multi_reg_push): Likewise. (emit_sfm): Use plus_constant. 2005-11-23 Alan Modra PR target/24954 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix typo last change. 2005-11-22 Alan Modra PR middle-end/24950 * expmed.c (store_bit_field): Don't attempt to insv a field larger than the reg. 2005-11-22 Alan Modra PR target/24954 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use explicit sign extension, not a (char) cast. 2005-11-22 Ben Elliston * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT. * config/i386/i386.c: Likewise. * config/rs6000/xcoff.h: Likewise. * config/rs6000/linux64.h: Likewise. * config/rs6000/rs6000.c: Likewise. * config/rs6000/rs6000.h: Likewise. * config/rs6000/predicates.md: Likewise. * config/rs6000/sysv4.h: Likewise. 2005-11-21 Kaveh R. Ghazi * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when flag_pic is set. * config/alpha/freebsd.h, config/alpha/linux.h, config/arm/linux-elf.h, config/bfin/bfin.h, config/cris/linux.h, config/darwin.h, config/freebsd-spec.h, config/i386/beos-elf.h, config/i386/gnu.h, config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h, config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h, config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h, config/rs6000/linux64.h, config/rs6000/sysv4.h, config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h, config/sh/linux.h, config/sh/sh.h, config/sol2.h, config/sparc/linux.h, config/sparc/linux64.h, config/xtensa/xtensa.h: Don't define __pic__ or __PIC__. * doc/invoke.texi: Document that the macros __pic__ and __PIC__ are both defined when either flag -fpic or -fPIC are used. 2005-11-22 Joseph S. Myers * config/fp-bit.c (clzusi): New function. (si_to_float, usi_to_float): Use it to compute proper shift. (usi_to_float): Preserve guard bits when shifting right. * libgcc-std.ver (GCC_4.2.0): New version. * libgcc2.c (__floatundixf, __floatunditf, __floatundidf, __floatundisf): New functions. * libgcc2.h (__floatundixf, __floatunditf, __floatundidf, __floatundisf): Declare. * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf, _floatundixf, and _floatunditf. * optabs.c (expand_float): If target does not define a pattern for signed or unsigned conversion, use an unsigned libcall instead of a signed one. (init_optabs): Initialize ufloat_optab. 2005-11-22 Joseph S. Myers * config/rs6000/rs6000.opt (mmulhw): New option. * doc/invoke.texi (-mmulhw): Document. * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw for 405 and 440. * config/rs6000/rs6000.md: Add half-word multiply and multiply-accumulate instructions for 405 and 440. 2005-11-21 Joel Sherrill * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC which matches behavior of gcc 4.0 and older for RTEMS targets. The default now includes a linker group which makes the RTEMS one nest. 2005-11-22 Ben Elliston * cse.c (fold_rtx): Typo fix. (find_comparison_args): Pass the mode of arg1, not arg1 itself. 2005-11-21 Richard Henderson * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h, langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch. * c-tree.h (lookup_name): Move declaration ... * c-common.h (lookup_name): ... here. * config/darwin-c.c: Include c-common.h. * config/t-darwin: Update dependencies. 2005-11-22 Ben Elliston * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT. * genopinit.c (gen_insn): Likewise. * reload.c (find_equiv_reg): Likewise. * loop.c (load_mems): Likewise. * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise. * cse.c (find_comparison_args, fold_rtx): Likewise. * dwarf2out.c (add_const_value_attribute): Likewise. * expr.c (convert_move): Likewise. * recog.c (general_operand, register_operand): Likewise. * reg-stack.c (replace_reg): Likewise. * tree-vect-generic.c (type_for_widest_vector_mode): Likewise. * c-common.c (handle_vector_size_attribute): Likewise. * simplify-rtx.c (simplify_const_unary_operation): Likewise. (simplify_binary_operation_1): Likewise. (simplify_const_binary_operation): Likewise. (simplify_relational_operation): Likewise. (simplify_const_relational_operation): Likewise. (simplify_immed_subreg): Likewise. * emit-rtl.c (gen_lowpart_common): Likewise. * expmed.c (expand_mult): Likewise. * stor-layout.c (layout_type): Likewise. 2005-11-21 Paolo Bonzini PR target/24951 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and cst2 only for SPE vectors. 2005-11-21 David Edelsohn PR target/24953 * config/rs6000/predicates.md (vrsave_operation): Check UNSPEC_VOLATILE value. 2005-11-21 Jan Hubicka PR tree-optimization/24653 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions. 2005-11-21 Uros Bizjak * config/i386/predicates.md (ax_reg_operand): New predicate. (memory_displacement_only_operand): New predicate. * config/i386/i386.md ("modrm" attribute): Return 0 if one operand is AX register and the other operand is memory operand with displacement only. 2005-11-21 Uros Bizjak * fold-const.c (fold_binary) : Optimize A / A to 1.0 if we don't care about NaNs or Infinities. 2005-11-20 Ian Lance Taylor PR rtl-optimization/24883 * combine.c (combinable_i3pat): When checking whether the destination of i3 is used in i3, consider paradoxical subregs. 2005-11-21 Kazu Hirata PR middle-end/20583 * cse.c (cse_insn): Reject invalid forms of CONST earlier. 2005-11-20 Joseph S. Myers * combine.c (try_combine): Do not run subst on i1src and i2src in the case of generating a PARALLEL for a comparison. 2005-11-20 Richard Henderson PR 24931 * tree-sra.c (struct sra_elt): Add all_no_warning. (struct sra_walk_fns) : Add use_all argument. (sra_walk_expr): Pass it. (sra_walk_modify_expr): Likewise. (scalarize_ldst): Likewise. (scan_use): Update for new argument. (mark_no_warning): New. (scalarize_use): Use it. 2005-11-20 Bernd Schmidt * expr.c (expand_expr_real): Use usmul_optab for widening signed * unsigned multiplies. * genopinit.c (optabs): Add usmul_widen_optab. * optabs.c (init_optabs): Likewise. * optabs.h (enum optab_index): Add OTI_usmul_widen. (usmul_widen_optab): Define. * config/bfin/bfin.md (usmulhisi3): New pattern. * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document. 2005-11-20 Graham Stott * gensupport.c (std_preds): Fixed extraneous `false` in last change. 2005-11-20 Andreas Schwab PR target/24757 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp insn. 2005-11-19 Richard Henderson PR tree-opt/24665 * tree-gimple.c (is_gimple_id): Export. * tree-gimple.h (is_gimple_id): Declare. * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New. (get_default_value): Use it. (maybe_fold_stmt_indirect): Likewise. 2005-11-19 James A. Morrison * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less than VR1 or vice-versa. 2005-11-19 Hans-Peter Nilsson PR middle-end/24912 PR middle-end/24750 * reload.c (find_reloads_address_1): Mention dependency on gen_reload. * reload1.c (gen_reload): For IN with an unary operation, try moving inner expression to OUT if trivial SET is not valid. Confirm that the result is valid. Move common code block into... (emit_insn_if_valid_for_reload): New function. 2005-11-19 Richard Guenther * fold-const.c (fold_indirect_ref_1): Make sure we fold ARRAY_REFs of constant strings. 2005-11-19 Jakub Jelinek * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in fatal format string. 2005-11-19 Joseph S. Myers * combine.c (make_compound_operation): Swap operands of commutative operation if necessary before returning. 2005-11-19 Richard Guenther PR middle-end/23294 * fold-const.c (fold_plusminus_mult_expr): New function. (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR cases, remove now unnecessary code. 2005-11-19 Paolo Bonzini * gensupport.c (old_preds): Rename to std_preds, add special field. (struct old_pred_table): Rename to struct std_pred_table, add special field. (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS. (NUM_OLD_SPECIAL_MODE_PREDS): Remove. (init_predicate_table): Adjust, and set along the way whether a predicate is special. 2005-11-18 Mark Mitchell * BASE-VER: Change to 4.2.0. 2005-11-18 James E Wilson * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before returning it. 2005-11-18 Mike Stump * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name. * config/darwin-c.c (darwin_pragma_unused): Likewise. * c-decl.c (lookup_name_two) Remove. * c-tree.h (lookup_name_two): Remove. * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add. * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add. (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME. * langhooks.h (lang_hooks_for_decls): Add lookup_name. 2005-11-18 Richard Earnshaw PR target/24914 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok when not generating code to use that co-processor. 2005-11-18 James A. Morrison * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node, add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that these functions are now in tree-phinodes.c. 2005-11-18 Jie Zhang * config/bfin/bfin.md (trap): New pattern. 2005-11-18 Richard Kenner * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds on types. * expr.c (expand_expr_real): Don't call record_block_change unless ib_boundaries_block is non-null * postreload.c (reload_cse_move2add): Don't try to work with BImode. * fold-const.c (build_range_check): Use proper type for subtraction when merging lower bound. 2005-11-18 Zdenek Dvorak PR rtl-optimization/24497 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of the copied insn. 2005-11-18 Zdenek Dvorak * tree-scalar-evolution.c (expression_expensive_p): New function. (scev_const_prop): Use compute_overall_effect_of_inner_loop. 2005-11-18 Bernd Schmidt * config/bfin/crtlibid.s: New file. 2005-11-17 John David Anglin PR target/24348 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config when not using sjlj exceptions. * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links. * config/pa/pa-hpux11.h (LIB_SPEC): Likewise. * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define. * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column. * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define. * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines. * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete. (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New defines. * config/pa/hpux-unwind.h: New file. 2005-11-17 Alexandre Oliva * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define. * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument. * varasm.c (do_assemble_alias): Adjust call. (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL is defined. * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it. 2005-11-17 James E Wilson * tree.def (FUNCTION_DECL): Correct typo in comment. 2005-11-17 Richard Henderson * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int. (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf. (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values. (dbx_reg_number): Don't assert particular registers here. (based_loc_descr): ... do it here instead. Fold in ... (eliminate_reg_to_offset): ... this function. (compute_frame_pointer_to_cfa_displacement): Fold in the effects of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET. * unwind-dw2.c (execute_cfa_program): Apply data align factor to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf. * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET. (instantiate_virtual_regs): Likewise. * var-tracking.c (adjust_stack_reference): Likewise. * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New. 2005-11-17 Bernd Schmidt * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s" * config/bfin/uclinux.h (STARFILE_SPEC): Likewise. * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add crtlibid.o. ($(T)crtlibid.o): New rule. 2005-11-16 Richard Guenther PR middle-end/24851 * fold-const.c (extract_array_ref): Return byte offset in all cases. (fold_binary): Fold &x[a] CMP &x[b] to a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow behavior. 2005-11-16 Richard Henderson PR middle-end/23497 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary parts of an SSA_NAME. 2005-11-16 Richard Earnshaw PR target/24861 * arm.md (split for movsf with immediate): Restrict split to insns that set a general register. 2005-11-16 Daniel Jacobowitz * config/ia64/unwind-ia64.c (uw_advance_context): New. Call uw_update_context. * unwind-dw2.c (uw_advance_context): Likewise. * unwind-sjlj.c (uw_advance_context): Likewise. Also call _Unwind_SjLj_Unregister. * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context. 2005-11-16 Daniel Jacobowitz * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case. 2005-11-16 Eric Botcazou * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode langhook to get a DImode integer type. 2005-11-16 Richard Henderson J"orn Rennecke Ulrich Weigand PR rtl-opt/24160 PR target/24621 * reload1.c (reg_equiv_invariant): New. (reload): Allocate, initialize, and free it. (calculate_needs_all_insns): Check it when skipping equivalence setting insns. (alter_reg): Likewise. (eliminate_regs_1): Rename from eliminate_regs. Add new may_use_invariant argument; only use reg_equiv_invariant when true. (eliminate_regs): New. (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in a context for which may_use_invariant may be true. 2005-11-16 Eric Botcazou * fold-const.c (const_binop): Don't constant fold the operation if the result has overflowed and flag_trapping_math. * simplify-rtx.c (simplify_const_binary_operation): Likewise. 2005-11-16 Daniel Jacobowitz * config/arm/unwind-arm.c (abort): Add prototype here. (UCB_FORCED_STOP_ARG): Correct typo in macro argument. (struct phase1_vrs): Add prev_sp. (unwind_phase2_forced): Save the original core registers instead of modifying entry_vrs. Take a new flag argument for resuming unwinding and set action flags accordingly. Always set _US_END_OF_STACK when get_eit_entry fails. Unwind before calling the stop function. (_Unwind_GetCFA): New function. (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced. (__gnu_Unwind_Resume_or_Rethrow): Likewise. (__gnu_Unwind_Resume): Do not unwind here for forced unwinding; just call unwind_phase2_forced. (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here. * config/arm/unwind-arm.h (abort): Remove prototype. (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to prototypes. (_Unwind_GetCFA): New prototype. * config/arm/pr-support.c (abort): Add prototype here. * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle forced unwinding. * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do not schedule the prologue with non-call exceptions and EABI. 2005-11-16 Nathan Sidwell * config/arm/unwind-arm.h: Reorder interface function declarations. (_URC_END_OF_STACK): New enumeration value. (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise. (struct _Unwind_Control_Block): Document reserved field use. (_Unwind_Stop_Fn): New typedef. (_Unwind_ForcedUnwind): Declare. (_Unwind_Resume_or_Rethrow): Declare. * config/arm/libunwind.S (UNWIND_WRAPER): Add nargs argument. Adjust. (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New. * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN) (UCB_FORCED_STOP_ARG): New. (search_EIT_table): Update boundary condition checks. (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind. (unwind_phase2): Replace for with do..while. (unwind_phase2_forced): New. (__gnu_Unwind_RaiseException): Replace for with do..while. (__gnu_Unwind_ForcedUnwind): New. (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding. Use appropriate phase2 unwinder. (__gnu_Unwind_Resume_or_Rethrow): New. (__gnu_unwind_pr_common): Cope with forced unwinding. 2005-11-16 David Edelsohn PR target/24772 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC. * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2, roundsf2): Remove "s" from mnemonic. 2005-11-16 Bernd Schmidt * config/bfin/crti.s (__init, __fini): Use appropriate prologue if __PIC__ is defined. * config/bfin/crtn.s: Change epilogues to match. * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define. * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define __PIC__ and __pic__. 2005-11-16 Tobias Schl"uter PR 24357 * doc/invoke.texi: Distinguish between free and fixed form instead of Fortran and Fortran 90/95. Remove ratfor from the list of supported languages. * gcc.c (default_compilers): Remove double entries, add entries for suffixes '.F90' and '.F95'. 2005-11-16 Eric Botcazou * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug in the stack probing loop. 2005-11-15 David Edelsohn * configure.ac: Use .machine power5 not power5x. * configure: Regenerate. 2005-11-15 Mike Stump * c-decl.c (lookup_name_two): Add. * c-tree.h (lookup_name_two): Likewise. * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead. * config/darwin-c.c (darwin_pragma_unused): Likewise. 2005-11-16 Alan Modra PR rtl-optimization/23392 * regrename.c (enum scan_actions) Add mark_access. (scan_actions_name): Ditto. (scan_rtx_reg): Handle mark_access. (scan_rtx_address): Do nothing for mark_access. (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR and regs in REG_INC notes before closing chains for dead regs. Mark destination regs in REG_FRAME_RELATED_EXPR notes after opening chains for new writes. 2005-11-15 David Edelsohn * c.opt (ffixed-line-length-none): New. 2005-11-15 Steve Ellcey * mklibgcc.in: Change contents of eh_dummy.c. 2005-11-15 Daniel Jacobowitz * loop.c (scan_loop): Do not insert temporaries for hard registers. 2005-11-15 Daniel Jacobowitz * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead of making syscalls. * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also. 2005-11-15 Jan Hubicka * invoke.texi (large-unit-insns): Document. * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param. * params.def (large-unit-insns): New param. 2005-11-15 Hans-Peter Nilsson PR target/24869 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match special register for operand 3. Reindent constraints to align them vertically. 2005-11-14 David Edelsohn * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf, -mpopcntb, -mfprnd. Add -mcpu=power5+. * configure.ac: Add test for FP rounding instructions. * configure: Regenerate. * config.in: Regenerate. * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if features enabled. * config/rs6000/rs6000.opt (mfprnd): New. * config/rs6000/rs6000.c (processor_target_table): Add power5+. (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND. * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+. * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+. (TARGET_FPRND): New. * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP, UNSPEC_FRIZ): New. (btrunc2): New. (ceil2): New. (floor2): New. (round2): New. 2005-11-14 Geoffrey Keating * gcc.c (version_compare_spec_function): Use fatal() rather than abort(). * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New. (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2). * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2) as empty. * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly link in crt2.o. * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending on -mmacosx-version-min setting. 2005-11-14 Diego Novillo PR 24840 * tree-vrp.c (infer_value_range): Return false if STMT is a block terminator and its basic block has no successors. 2005-11-14 Mike Stump * config/i386/i386.c (override_options): -masm=intel isn't supported on darwin. * doc/invoke.texi (i386 and x86-64 Options): Likewise. 2005-11-15 Joseph S. Myers * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and vfork after including auto-host.h. 2005-11-15 Alan Modra PR rtl-optimization/22002 * combine.c (distribute_notes): Detect cases where a reg dies two or more times in a bb, including on the insn we are combining, and place the death note on the correct range. 2005-11-14 Dale Johannesen * expmed.c (store_bit_field): Add offset unconditionally for memory targets. (extract_bit_field): Don't force extzv or extv operand into a register if field is too big. 2005-11-14 Daniel Jacobowitz * config/arm/arm.c (pic_labelno): New. (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a LABEL_REF. Pass only the labelno to PIC insns. (arm_call_tls_get_addr, legitimize_tls_address): Likewise. (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL. * arm.md (UNSPEC_PIC_LABEL): New constant. (pic_add_dot_plus_four, pic_add_dot_plus_eight) (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF. Use the correct label prefix. 2005-11-14 Daniel Jacobowitz * config/arm/arm.c (legitimize_tls_address): Use correct rtx for REQ_EQUIV note. 2005-11-14 Richard Earnshaw * loop-invariant.c: Include tm_p.h. * Makefile.in: Updated. 2005-11-13 John David Anglin * pa.c (store_reg): Revise generation of frame notes in large frames. (set_reg_plus_d): Likewise. 2005-11-13 Andrew MacLeod PR tree-optimization/24709 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite loop check. 2005-11-13 Eric Botcazou * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype and duplicate declaration of pthread_self. 2005-11-13 Eric Botcazou Ian Lance Taylor PR middle-end/24003 * calls.c (expand_call): If TARGET is a MEM and some part of the argument area has been saved, force TARGET to a register. 2005-11-13 Razya Ladelsky * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type checking. 2005-11-13 Jason Merrill PR c++/22489 * dwarf2out.c (gen_subprogram_die): Force a declaration die for lazily declared methods. (force_decl_die): Stop if forcing out the context already make a DIE for the decl. (force_type_die): Likewise. 2005-11-13 Andrew Pinski PR middle-end/24820 * builtins.c (integer_valued_real_p): Add break in REAL_CST having TREE_OVERFLOW set. 2005-11-13 Zdenek Dvorak * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting addressing modes during calculation of costs. 2005-11-12 Eric Botcazou * function.c (assign_stack_local_1): Restrict sanity check on frame size overflow to 32-bit and above platforms. 2005-11-12 Hans-Peter Nilsson * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define. * config/cris/cris.c: Include reload.h. (cris_initial_elimination_offset): New function. * config/cris/cris-protos.h: (cris_initial_elimination_offset): Prototype. 2005-11-12 Richard Guenther * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table. 2005-11-12 Jan Hubicka * expr.c (expand_expr_real_1): : Canonicalize to compare against 0 when possible. 2005-11-12 Jie Zhang * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES, HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers. * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers in the new order. 2005-11-12 Hans-Peter Nilsson * recog.c (constrain_operands) : For a match, require that a non-register matches general_operand when strict >= 0. 2005-11-11 Steven Bosscher * loop-invariant.c (move_loop_invariants): Fix a thinko in the previous checkin. 2005-11-11 Daniel Jacobowitz * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same) (memory_address_same): New. (dse_optimize_stmt): Call memory_address_same. 2005-11-12 Hans-Peter Nilsson PR middle-end/24750 * reload.c (find_reloads_address_1) : New cases. 2005-11-11 Daniel Jacobowitz * longlong.h (__clz_tab): Always provide. 2005-11-11 Steven Bosscher PR 24265 * loop-invariant.c (may_assign_reg_p): Make sure a hard register can be assigned to. (find_invariant_insn): Do the cheapest check, may_assign_reg_p, before check_maybe_invariant. (move_invariant_reg): Use gen_move_insn instead of replacing SET_DEST with the temporary for the invariant. (move_loop_invariants): If checking is enabled, do internal consistency checks after completing the pass. 2005-11-11 David Edelsohn PR 24644 * common.opt (Wvolatile-register-var): New. * varasm.c (make_decl_rtl): Only emit warning when option specified. Clarify warning message. * doc/invoke.texi (Wvolatile-register-var): Document new option. * doc/md.texi (copysign): Document standard named pattern. 2005-11-11 Jie Zhang * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing bytes when align is 2. * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed by the first instruction of the loop. 2005-11-11 Jason Merrill PR c++/24686 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore the cleanup list. 2005-11-11 Zdenek Dvorak PR rtl-optimization/22509 * local-alloc.c (memref_used_between_p): Check whether a function call could not reference the memref. 2005-11-11 Ulrich Weigand * postreload.c (reload_cse_simplify_operands): Fix bug in sorting algorithm so as to choose the best, not the worst, alternative. Reset accumulated register class before processing next alternative. 2005-11-11 Kaz Kojima PR target/24445 * calls.c (expand_call): Copy a return value to a plain register if needed. 2005-11-10 Alexandre Oliva PR target/24778 * varasm.c (assemble_name): Recompute name only for transparent aliases. 2005-11-10 Hans-Peter Nilsson * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from. 2005-11-04 Jeff Law PR middle-end/23181 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not perform reassociation if the parent statement will not die as a result of the optimization. 2005-11-10 Daniel Berlin * tree-ssa-alias.c (compute_may_aliases): Remove call to delete_old_heap_vars. * tree-dfa.c (referenced_var_remove): Remove function. * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars. (delete_tree_ssa): Remove call to delete_old_heapvars. Add call to delete_alias_heapvars. * tree-flow.h (referenced_var_remove): Remove prototype (init_alias_heapvars): New prototype. (delete_alias_heapvars): Ditto. * Makefile.in (tree-ssa-structalias.o): Add gt-tree-ssa-structalias.o (GTFILES): Add tree-ssa-structalias.h and tree-ssa-structalias.c. (s-gtype): Add gt-tree-ssa-structalias.h. * tree-ssa-structalias.c (heapvars): Remove. (oldheapvars): Remove. (heapvar_for_stmt): New variable. (heapvar_lookup): New function. (heapvar_insert): Ditto. (get_constraint_for): See if we have an old heapvar to reuse. (init_alias_heapvars): New function. (delete_alias_heapvars): Ditto. Add include of gt-tree-ssa-structalias.h. 2005-11-10 Eric Botcazou PR middle-end/22127 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext. 2005-11-10 Eric Botcazou * tree.c (int_fits_type_p): Only look at the base type if it has the same precision as the original type. 2005-11-10 Jakub Jelinek PR other/4372 * varasm.c (assemble_alias): Use %q+D in the error message instead of %J and %qD. 2005-11-10 Richard Guenther * gcse.c (free_ldst_entry): Only free hashtable if it exists. 2005-11-09 Eric Botcazou * function.c (assign_stack_local_1): Issue an error message if the frame size overflows in the signed target arithmetics. 2005-11-09 Eric Botcazou * tree.c (build_qualified_type): Chain the new type to the original type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is a POINTER_TYPE or a REFERENCE_TYPE respectively. (build_pointer_type_for_mode): Only return unqualified types. (build_reference_type_for_mode): Likewise. 2005-11-09 Jakub Jelinek * Makefile.in (gnucompare): Do comparison of all files using one of the chosen methods and only afterwards decide if just warning should be issued or comparison failure raised. 2005-11-09 Eric Botcazou * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn. (noce_try_abs): Negate if the comparison is reversed. Look only one instruction backwards for a REG_EQUAL note. 2005-11-09 Alexandre Oliva PR other/4372 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h, gthr-tpf.h: Define __gthrw. For all identifiers that might be weak, introduce weakrefs or non-weak aliases with __gthrw, and prefix all uses with __ghtrw. 2005-11-09 Alexandre Oliva PR other/4372 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New. (TREE_DEPRECATED): Adjust comment. Check for a DECL. * c-common.c (handle_weakref_attribute): New. (c_common_attribute_table): Add weakref. * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support in the assembler. * configure, config.in: Rebuilt. * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF. * doc/extend.texi: Document weakref attribute. * varasm.c (ultimate_transparent_alias_target): New (assemble_name): Use it. (weak_finish_1): Split out of... (weak_finish): ... and deal with weakrefs in... (weakref_targets): ... new list. (globalize_decl): Clean up weakref_targets. (do_assemble_alias): Handle weakrefs. (finish_aliases_1): Do not reject weakrefs to external symbols. (assemble_alias): Handle weakrefs. 2005-11-09 Richard Guenther PR tree-optimization/24716 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use t_bool to track results from follow_ssa_edge. 2005-11-09 Eric Botcazou * final.c (force_source_line): New global variable. (final_scan_insn): Set it to true instead of clearing last_filename. (notice_source_line): Return true if force_source_line is true, unless source info is absent. 2005-11-09 Andrew Pinski PR c/24644 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add a linkage name for a variable if it a register variable. * c-decl.c (grokdeclarator): Global register variables should be set as PUBLIC. 2005-11-09 Andreas Krebbel PR 24624 * config/s390/s390.c (struct s390_frame_layout): New fields first_save_gpr_slot and last_save_gpr_slot. (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue, s390_emit_epilogue, s390_initial_elimination_offset): Replaced first_save_gpr and last_save_gpr with the _slot variants. (s390_register_info): Calculate first_save_gpr_slot and last_save_gpr_slot using regs_ever_live. 2005-11-09 Andreas Krebbel PR 24623 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs for a function containing a landing pad. 2005-11-09 Andreas Krebbel PR 24034 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register is live afterwards. 2005-11-08 Bernd Schmidt * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS, MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New. 2005-11-09 Nathan Sidwell Add ms2 support * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New constants. (call,load,store): New insn types. (mem_access, branch_access): Adjust reservation conditions. (define_delay): Adjust condition. (decrement_and_branch_until_zero): Allow for ms2. Set branch type. (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2. (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store insn type. (call_internal, call_value_internal, return_internal, return_interrupt_internal, eh_return_internal, indirect_jump, tablejump): Set call insn type. (blockage, ei, di): Use appropriate unspec const. * config/ms1/ms1.c (ms1_flag_delayed_branch): New. (ms1_get_attr_type): Adjust to give load & store types. (ms1_final_prescan_insn): Adjust for new insn types. Don't look backwards past a barrier. (ms1_override_options): Accept ms2 arch. Copy and reset delayed branch scheduling. (struct branch_info, struct label_info): New. (ms1_labels): New. (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New. (ms1_machine_reorg): New. (TARGET_MACHINE_DEPENDENT_REORG): Override. * config/ms1/crtn.asm: Add nop for ms2 JAL hazard. * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2. (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2. (TARGET_MS2): New. 2005-11-09 Per Bothner Uros Bizjak PR c/24101 * toplev.c (process_options): Initialize debug_hooks early in case lang_hooks.post_options ends up calling a debug_hook. 2005-11-08 Jakub Jelinek * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume DBX_REGISTER_NUMBER being contiguous. 2005-11-08 James A. Morrison Diego Novillo PR 23046 * tree-vrp.c (register_edge_assert_for): Do not register always-false predicates. 2005-11-08 Devang Patel PR tree-optimization/23115 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by relation. 2005-11-08 Joseph S. Myers * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=440. 2005-11-08 Daniel Berlin Fix PR tree-optimization/23382 * tree-ssa-alias.c (compute_may_aliases): Call delete_old_heap_vars. * tree-dfa.c (referenced_var_remove): New function. * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars. * tree-flow.h (referenced_var_remove): Add prototype. (delete_old_heap_vars): Ditto. * tree-ssa-structalias.c (heapvars): New variable. (oldheapvars): Ditto. (get_constraint_for): Put heap vars on heapvars list. (delete_old_heap_vars): New function. 2005-11-08 Jason Merrill * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK. 2005-11-08 Uros Bizjak PR target/19340 * reg-stack.c (reg_to_stack): Update register liveness also for flag_sched2_use_traces. 2005-11-08 Alan Modra PR target/23704 * config/rs6000/rs6000.c (rs6000_handle_option ): Don't override prior explicit -mno-powerpc-gfxopt. 2005-11-07 Eric Botcazou * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns if the bitsize is zero. * doc/md.texi (Standard Pattern Names): Document it. * config/ia64/ia64.c (ia64_pass_by_reference): Delete. (TARGET_PASS_BY_REFERENCE): Likewise. 2005-11-07 Ian Lance Taylor PR rtl-optimization/24683 * config/i386/i386.c (legitimize_pic_address): If constant operand to PLUS is too large, put it in a register. 2005-11-07 Jie Zhang * configure.ac: Enable checking assembler dwarf2 support for bfin target. * configure: Regenerate. 2005-11-07 Paolo Bonzini PR target/24230 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same, gen_easy_vector_constant_add_self): Delete. (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant): New. (output_vec_const_move): Use gen_easy_altivec_constant. (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE. * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests. (easy_vector_constant_add_self): Rewritten. * config/rs6000/rs6000-protos.h (easy_vector_splat_const, easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype. (easy_altivec_constant, gen_easy_altivec_constant): Add prototype. * config/rs6000/altivec.md (easy_vector_constant_add_self splitters): Macroize and adjust for the other changes. 2005-11-07 Paolo Bonzini PR c/24599 * c-typeck.c (build_c_cast): Try using a shared constant, and see if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed. 2005-11-07 Jakub Jelinek PR rtl-optimization/23567 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function. (noce_process_if_block): Don't do any optimizations except if (cond) x = x; if !set_b and write into orig_x may trap or fault. Remove the MEM_READONLY_P check. 2005-11-06 Diego Novillo PR 24670 * tree-vrp.c (fix_equivalence_set): New. (extract_range_from_assert): Call it. 2005-11-05 Ian Lance Taylor PR target/22432 * combine.c (apply_distributive_law): Don't distribute across a vector mode subreg. 2005-11-05 Kazu Hirata * c-typeck.c, config/i386/netware.h, config/m32c/cond.md, config/ms1/ms1.h, config/rs6000/predicates.md, config/s390/s390.c, params.def, postreload-gcse.c, tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c, tree-vrp.c, tree.c: Fix comment typos. * doc/invoke.texi: Fix typos. 2005-11-05 Sebastian Pop * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS for testing whether the data_dependence_relation contains distance vectors. Iterate over all distance vectors of the ddr. * lambda.h: Define a vec of lambda_vector pointers. * tree-data-ref.c (dump_data_dependence_relation, dump_data_dependence_direction): Iterate over all distance and direction vectors of the ddr. (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and DDR_DIST_VECTS. (build_classic_dist_vector, build_classic_dir_vector): Push a set of distance/direction vectors instead of a single one. * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist lambda_vectors with a vec of lambda_vectors. (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec. (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS, DDR_NUM_DIST_VECTS): New. * tree-loop-linear.c (gather_interchange_stats): Test for the existence of distance vectors only after having checked that there is a dependence. Iterate over all distance vectors of the ddr. (linear_transform_loops): Use dump_data_dependence_relation. * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the distance vectors of the ddr. 2005-11-05 Bernd Schmidt * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save, expand_prologue_reg_save, expand_epilogue_reg_restore): New argument IS_INTHANDLER; all callers changed. (n_regs_saved_by_prologue): Take interrupt handler attributes into account. (do_link, do_unlink): New argument ALL; all callers changed. (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue): If function isn't leaf, save and restore all registers. (bfin_function_ok_for_sibcall): Only true if not an interrupt or exception handler. 2005-11-05 Jan Hubicka PR rtl-optimization/23490 * doc/invoke.texi (max-predicted-iterations, max-cse-insns, max-flow-memory-location): Document. * flow.c: Include params.h (MAX_MEM_SET_LIST_LEN): Kill. (add_to_mem_set_list): Use new param. * cse.c (cse_basic_block): Replace 1000 by new param. * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS, PARAM_MAX_FLOW_MEMORY_LOCATIONS): New. * predict.c (predict_loops): Use new param. * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove. * ipa-inline.c (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining, cgraph_decide_inlining_incrementally): Do not hold memory returned by cgraph_node_name across other call. 2005-11-04 Hans-Peter Nilsson PR target/23424 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"): Disable. 2005-11-04 Jeff Law PR/21883 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM. * tree-ssa-dom.c: Include params.h. (thread_across_edge): If there are too many statements in the target block, then do not thread through it. * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H). * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM. 2005-11-03 Diego Novillo PR 24627 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use TODO_update_ssa instead of TODO_update_ssa_no_phi. 2005-11-04 Sebastian Pop PR/18595 * tree-scalar-evolution.c (instantiate_parameters_1, instantiate_parameters, resolve_mixers): Compute the size of an expression to be instantiated and give up the instantiation if the size exceeds PARAM_SCEV_MAX_EXPR_SIZE. 2005-11-04 Richard Guenther * tree-flow.h (ref_contains_indirect_ref): Rename to array_ref_contains_indirect_ref. * tree-flow-inline.h (ref_contains_indirect_ref): Likewise. (array_ref_contains_indirect_ref): Make comment match the code and vice-versa. (ref_contains_array_ref): Likewise. * tree-ssa-structalias.c (find_func_aliases): Remove call to ref_contains_indirect_ref. * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Rename calls to ref_contains_indirect_ref. 2005-11-04 Paul Brook * config/arm/arm.c (arm_load_pic_register): Pass extra reg to gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight. (arm_call_tls_get_addr, legitimize_tls_address): Likewise. * config/arm/arm.md: Use match_operand in peephole input templates and match_dup in peephole output templates. 2005-11-04 Daniel Jacobowitz * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and __aeabi_uidiv. 2005-11-04 Mark Mitchell Daniel Jacobowitz * longlong.h (add_ssaaaa): Clobber condition code register in ARM version. (sub_ddmmss): Likewise. (umul_ppmm): Likewise. 2005-11-04 Daniel Jacobowitz Paul Brook Phil Blundell * configure.ac: Add test for ARM TLS support. * configure: Regenerated. * config/arm/arm-protos.h (legitimize_tls_address) (arm_tls_referenced_p, tls_mentioned_p) (arm_output_addr_const_extra): New prototypes. (thumb_legitimize_pic_address): Delete. * config/arm/arm.c: Include "gt-arm.h". (enum tls_reloc): New. (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand) (pcrel_constant_p, get_tls_get_addr, arm_load_tp) (arm_call_tls_get_addr, legitimize_tls_address) (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p) (arm_init_tls_builtins, arm_emit_tls_decoration) (arm_output_addr_const_extra): New functions. (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM) (TARGET_HAVE_TLS): Define. (target_thread_pointer): New. (arm_override_options): Handle -mtp=. (legitimize_pic_address): Ignore UNSPECs. (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC relative symbols. (arm_legitimize_address, thumb_legitimize_address): Handle TLS. (tls_get_addr_libfunc): New variable. (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS. (arm_init_builtins): Call arm_init_tls_builtins. (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER. (arm_encode_section_info): Call default_encode_section_info. * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define. (enum arm_tp_type): New. (target_thread_pointer): Add declaration. (LEGITIMATE_CONSTANT_P): Handle TLS. (LEGITIMATE_PIC_OPERAND_P): Handle TLS. (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra. (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER. * config/arm/arm.md: Add UNSPEC_TLS. (movsi): Handle TLS. (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for non-PIC. (tls_load_dot_plus_eight): New insn and a peephole to create it. (load_tp_hard, load_tp_soft): New insns. * arm.opt: Add -mtp=. * doc/invoke.texi (ARM Options): Document -mtp. 2005-11-04 Daniel Jacobowitz * config/arm/lib1funcs.asm: Don't include "libunwind.S". * config/arm/libunwind.S: Include "lib1funcs.asm". * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind. (LIB2ADDEH): Add libunwind.S. (LIB2ADDEHDEP): Add lib1funcs.asm. * mklibgcc.in: Handle asm files in libgcc_eh.a. 2005-11-04 Francois-Xavier Coudert PR fortran/18452 * c.opt: Add a -lang-fortran option. * c-opts.c: Add a lang_fortran flag. (c_common_init_options): Handling the -lang-fortran option. (c_common_handle_option): Add a case for Fortran options in preprocessing. Remove cases for -ffixed-form and -ffixed-line-length. Add a case for -lang-fortran. 2005-11-03 David Edelsohn * config/rs6000/rs6000.c: Include params.h (optimization_options): Set max-grow-copy-bb-insns default to 16. (bdesc_2arg): Delete vpkuhss and vpkuwss. * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete. (UNSPEC_VPKUWSS): Delete. (altivec_vpkuhss): Delete. (altivec_vpkuwss): Delete. * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from final condition. (neg_eq0): Remove final condition. (neg_eq): Remove condition and split-condition. 2005-11-04 Alan Modra * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT. Use associated print macros. 2005-11-03 Joseph S. Myers PR c++/17964 * diagnostic.c (diagnostic_set_info_translated): New function. (diagnostic_set_info): Use it. Add comment. * diagnostic.h (diagnostic_set_info_translated): Declare. 2005-11-03 Eric Botcazou * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'. On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect reference only if 'public' is true. (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms, emit the .hidden directive only if the indirect reference is public. (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'. Pass it to dw2_force_const_mem. * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'. * dwarf2out.c (output_cfi): Adjust calls to above function. (output_call_frame_info): Likewise. * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object as 'public' argument to dw2_asm_output_encoded_addr_rtx. 2005-11-03 Zdenek Dvorak PR tree-optimization/24483 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest field to elts if possible. 2005-11-03 Andrew Pinski PR middle-end/23155 * gimplifier.c (gimplify_expr): Create a temporary for lvalue CONSTRUCTOR. 2005-11-03 Daniel Berlin Fix PR tree-optimization/24351 * tree-ssa-structalias.c (struct variable_info): Add collapsed_into. (get_varinfo_fc): New function to follow collapsing. (new_var_info): Set collapsed_to to NULL. (dump_constraint): Follow collapsing. (build_constraint_graph): Handle collapsing. (do_simple_structure_copy): Return false if something bad happened. (collapse_rest_of_var): New function. (do_structure_copy): Collapse if do_simple_structure_copy returns false. 2005-11-03 Andrew Pinski PR middle-end/24589 * gimplify.c (gimplify_expr) : Add the expressions to a statement list instead of gimplifying them. 2005-11-03 Eric Botcazou PR rtl-optimization/23585 * rtlanal.c (rtx_addr_can_trap_p_1) : Return 0 for an address that can't trap plus a constant integer, if the mode has zero size. 2005-11-03 Ulrich Weigand PR target/24620 * config/s390/s390.md ("*insv_reg_imm"): Accept any CONST_INT as operand 2. ("*insv_reg_extimm"): Likewise. 2005-11-03 Joseph S. Myers PR c/24329 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if c_common_type_for_mode returns an unnamed type. 2005-11-02 Richard Henderson PR target/9350 PR target/24374 * dwarf2out.c (dwarf2out_reg_save_reg): New. (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec. * function.c (assign_parms): Use calls.internal_arg_pointer. (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN code. * target-def.h (TARGET_INTERNAL_ARG_POINTER): New. (TARGET_CALLS): Add it. * target.h (struct gcc_target): Add calls.internal_arg_pointer. * targhooks.c (default_internal_arg_pointer): New. * targhooks.h (default_internal_arg_pointer): Declare. * tree.h (dwarf2out_reg_save_reg): Declare. * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove. * config/i386/i386.c (dbx_register_map): Add return column. (dbx64_register_map, svr4_dbx_register_map): Likewise. (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New. (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New. (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer. (ix86_save_reg): Save force_align_arg_pointer. (ix86_emit_save_regs): Make regno unsigned. (ix86_emit_save_regs_using_mov): Likewise. (ix86_expand_prologue): Handle force_align_arg_pointer. (ix86_expand_epilogue): Likewise. * config/i386/i386.h: (dbx_register_map): Update. (dbx64_register_map, svr4_dbx_register_map): Update. (struct machine_function): Add force_align_arg_pointer. * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New. (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber. (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P. 2005-11-02 Jan Hubicka PR target/23303 * i386.md: Add peep2 for simplyfing array accesses. 2005-11-02 Ulrich Weigand PR target/24615 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare. * config/s390/s390.c (s390_decompose_shift_count): New function. (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count. (print_shift_count_operand): Use s390_decompose_shift_count. * config/s390/predicates.md ("setmem_operand", "shift_count_operand"): Use s390_decompose_shift_count. Do not accept any non-base hard regs. 2005-11-02 Ulrich Weigand PR target/24600 * loop.c (loop_givs_rescan): Use force_operand to expand complex GIVs. 2005-11-02 Andrew Pinski PR 22429 * fold-const.c (build_range_check): Use unsigned when signed overflow is undefined also. If etype is subtype, make sure that the subtraction is in the supertype. 2005-11-02 Richard Henderson PR target/24178 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given by MEM_ALIGN. 2005-11-01 Richard Henderson PR 21518 * loop.c (scan_loop): Do not propagate computations to a hard register destination with SMALL_REGISTER_CLASSES. 2005-11-01 Joseph S. Myers * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra costs for MULT inside PLUS or MINUS. 2005-11-01 Bob Wilson * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding. (TRAMPOLINE_SIZE): Round up to 60. * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise. 2005-10-31 James E. Wilson PR debug/24444 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO ifdef. Put ifdefs around call in gen_subprogram_die. (compute_frame_pointer_to_cfa_displacement): Likewise. (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is not defined. PR rtl-optimization/17356 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code, add check for CALL_INSN if EDGE_ABRNOMAL_CALL true. 2005-10-31 Jan Hubicka PR middle-end/24093 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative PR target/20928 * i386.c (legitimize_pic_address): Deal with large immediates. PR profile/20815 * coverage.c (coverage_checksum_string): Fix code to stip random seeds from symbol names while computing checkup. PR profile/24487 * predict.c (predict_loops): Do not estimate more than MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic. * predict.def (MAX_PRED_LOOP_ITERATIONS): Define. 2005-10-31 Andrew MacLeod PR tree-optimization/19097 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts. 2005-10-31 J"orn Rennecke * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account. 2005-10-31 Andrew Pinski PR middle-end/23492 * tree-inline.c (setup_one_parameter): If the init_stmt is NULL, don't insert the statement. 2005-10-30 Jan Hubicka PR tree-optimization/24172 * tree-inline.c (copy_body_r): Unshare the substituted value first. 2005-10-30 Hans-Peter Nilsson * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode constants for hosts with long != 32 bits. 2005-10-28 Andreas Krebbel PR middle-end/24093 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value. 2005-10-28 Aldy Hernandez * config/ms1/ms1.h (TARGET_MS1_64_001): New. (TARGET_MS1_16_002): New. (TARGET_MS1_16_003): New. * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite. ("*decrement_and_branch_until_zero_no_clobber"): New. Add corresponding splitter for decrement_and_branch_until_zero instruction. Key all decrement_and_branch_until_zero patterns off of TARGET_MS1_16_003. 2005-10-28 Andrew Pinski PR middle-end/24362 * tree-complex.c (extract_component): Treat RESULT_DECL like the rest of the decls. 2005-10-25 Eric Botcazou * config/ia64/ia64.c (ia64_output_function_profiler): Emit an indirect call to _mcount if the function needs a static chain. 2005-10-25 Eric Botcazou Caroline Tice PR rtl-optimization/24460 * dwarf2out.c (have_switched_text_sections): New boolean variable. (dwarf2out_switch_text_section): Set it to true instead of incrementing separate_line_info_table_in_use. (output_loc_list): Additionally test have_switched_text_sections. (output_ranges): Likewise. (dwarf2out_finish): Likewise. * varasm.c (assemble_start_function): Do not call insert_section_boundary_note. (assemble_end_function): If flag_reorder_blocks_and_partition, switch to the function's section before emitting the .size directive. * bb-reorder.c (insert_section_boundary_note): Staticify. (rest_of_handle_reorder_blocks): Call insert_section_boundary_note. * output.h (insert_section_boundary_note): Delete. 2005-10-24 Andrew Pinski PR c/23103 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p instead of pointer equality when comparing types. 2005-10-24 James E. Wilson * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two add_dependence_list_and_free calls. 2005-10-24 Steven Bosscher * contrib.texi: Add the names of the LLNL folks who donated Cray pointer support for gfortran. 2005-10-24 Steven Bosscher PR tree-optimization/24225 * profile.c (branch_prob): Look from end to start through a basic block when looking for a locus. 2005-10-24 Richard Henderson * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in parallel. (hppa_expand_prologue): Likewise. 2005-10-24 John David Anglin * pa-linux.h (NO_PROFILE_COUNTERS): Delete define. (NO_DEFERRED_PROFILE_COUNTERS): Define. * pa.h (NO_PROFILE_COUNTERS): Define. * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined. (funcdef_nos): New vector to hold label numbers of deferred profile counters. (output_deferred_profile_counters): New function. (hppa_profile_hook): Push label number onto funcdef_nos. (pa_hpux_file_end): Call output_deferred_profile_counters if NO_DEFERRED_PROFILE_COUNTERS is false. * pa-protos.h (get_deferred_plabel): New prototype. * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel. Make global. (output_call): Adjust calls. 2005-10-24 Alan Modra * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain peculiarity of GOT/TOC section usage. 2005-10-23 Andrew Pinski PR objc/24435 * c-common.c (constant_string_class_name): Add documentation. 2005-10-23 Kaz Kojima PR target/23832 * recog.c (peephole2_optimize): Increment peep2_current_count only when the slot is empty. 2005-10-23 John David Anglin PR ada/23957 * except.c (output_function_exception_table): Call assemble_external_libcall if we need a personality function. 2005-10-21 Eric Botcazou PR rtl-optimization/24460 * bb-reorder.c (fix_crossing_unconditional_branches): Do not set the basic block for barriers. 2005-10-21 Janis Johnson * var-tracking.c (vt_initialize): Initialize post. 2005-10-21 Devang Patel PR/24220 * c-common.c (vector_types_convertible_p): Check vector element type. 2005-10-21 Kaz Kojima * config/sh/sh.c (prepare_move_operands): Handle the address constant which is a tls symbolic address plus a constant. 2005-10-21 Andrew Pinski PR driver/24473 * gcc.c (main): Use the correct counter for erroring out about mulitple files. 2005-10-21 Alan Modra PR target/24465 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always use r2 for 64-bit tls .got access. 2005-10-21 Paolo Bonzini * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and TRUTH_OR_EXPR. 2005-10-20 Steven Bosscher PR tree-optimization/24307 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR. 2005-10-20 Alexandre Oliva PR middle-end/24295 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark alias targets. * varasm.c (find_decl_and_mark_needed): After cgraph global info is ready, stop marking functions, but still mark variables. 2005-10-20 Richard Guenther PR c++/24439 * fold-const.c (invert_truthvalue): Handle COND_EXPR with void type operands. 2005-10-20 Eric Botcazou PR rtl-optimization/23585 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from... (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1. (may_trap_p_1): New predicate extracted from... (may_trap_p): ... here. Invoke may_trap_p_1. (may_trap_or_fault_p): New predicate. * rtl.h (may_trap_or_fault_p): Declare it. * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p instead of may_trap_p. (steal_delay_list_from_fallthrough): Likewise. (fill_simple_delay_slots): Likewise. (fill_slots_from_thread): Likewise. * function.c (pad_to_arg_alignment): Rework comment about SPARC_STACK_BOUNDARY_HACK. * config/sparc/sparc.h: Likewise. 2005-10-19 Adrian Straetling * config/s390/s390.c (s390_expand_insv): New. * config/s390/s390-protos.h (s390_expand_insv): Declare. * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM". ("icm_hi"): Remove mode attribute. ("*sethigh"): Rewrite to "sethighpart". Adjust all uses. ("*extracthi", "*extractqi"): Remove. (extv", "*extzv"): New. ("insv", "*insv_mem_reg", "*insvdi_mem_reghigh", "*insv_reg_imm", "*insv_reg_extimm"): New. 2005-10-19 Ulrich Weigand * cfgexpand.c (discover_nonconstant_array_refs_r, discover_nonconstant_array_refs): Move here from tree-outof-ssa.c (tree_expand_cfg): Call discover_nonconstant_array_refs. * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to discover_nonconstant_array_refs. 2005-10-19 Steven Bosscher PR c/23228 * c-decl.c (pop_scope): Don't warn about an unused variable if it is marked with TREE_NO_WARNING. (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl somenow mismatch and olddecl is to be replaced. 2005-10-19 Eric Botcazou PR middle-end/23199 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect whether registers live on the edge can be saved/restored. 2005-10-19 Kaz Kojima * config/sh/sh.c (fixup_mova): Skip notes. 2005-10-19 Ulrich Weigand * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype. * config/s390/s390.c (s390_hard_regno_rename_ok): New function. (s390_can_eliminate): Handle BASE_REGNUM elimination. (s390_initial_elimination_offset): Likewise. (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed register on TARGET_ZARCH targets. * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define (INITIAL_FRAME_POINTER_OFFSET): Remove. (REG_ALLOC_ORDER): Move BASE_REGNUM lower. (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule. 2005-10-19 Andreas Krebbel * config/s390/s390.md: Comment describing output modifiers updated. * config/s390/s390.c (print_operand): Likewise. 2005-10-19 Andreas Krebbel * config/s390/s390.c (override_options): Added check for -mstack-size 64k limitation. * doc/invoke.texi: Mention that limit in the documenation. 2005-10-18 Paolo Bonzini PR #19672 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here. 2005-10-18 Daniel Berlin Fix PR tree-optimization/24231 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names (compute_avail): Ditto. 2005-10-18 Richard Henderson PR target/24428 * config/i386/i386.c (legitimate_constant_p): Check SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF if LABEL_REF. (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly. (legitimate_pic_address_disp_p): Reorg CONST checking to make sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL directly. (print_operand_address): Likewise. * config/i386/predicates.md (x86_64_immediate_operand): Test SYMBOL_REF_TLS_MODEL properly inside CONST. (x86_64_zext_immediate_operand): Likewise. (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand, initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove. * config/i386/i386-protos.h: Remove predicates.md entries. 2005-10-18 Danny Smith * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Check that elements of TYPE_METHODS are FUNCTION_DECLs. 2005-10-17 Alexey Starovoytov Ian Lance Taylor PR middle-end/23522 * fold-const.c (fold_widened_comparison): Do not allow range based constant folding when right operand cannot be unwidened. 2005-10-17 Richard Henderson * builtins.c (expand_builtin_synchronize): Build a new-style asm with a memory clobber. 2005-10-17 James E Wilson PR rtl-optimization/17356 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before checking for EDGE_EH. 2005-10-17 Eric Botcazou * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align the slot on an even boundary for any type with 16-byte alignment. 2005-10-17 Hans-Peter Nilsson PR target/23424 * md.texi (Modifiers) <%>: Clarify that % doesn't work after register allocation. 2005-10-17 DJ Delorie * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns as frame related. 2005-10-17 Nathan Sidwell PR c++/22551 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of overflow flags. 2005-10-17 Kaz Kojima * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns to 2 if it's already non-zero. (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions is set and warn about it if flag_schedule_insns is 1. 2005-10-17 Paul Woegerer * config/crx/crx.md: Compare-and-branch instructions need to invalidate CC. 2005-10-17 Uros Bizjak PR target/24315 * config/i386/i386.md (*pushdi2_rex64 splitter) (*movdi_1_rex64 splitter, *ashldi3_1 splitter) (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after flow2 pass only when (optimize > 0 && flag_peephole2). 2005-10-16 Andrew Pinski PR driver/22544 * gcc.c (have_c): New static variable. (have_o): Likewise. (process_command): Remove declation of have_c. Set have_o to 1 when handling -o. (main): Add a fatel error if there are multiple files specified and -o and -c/-S is passed witout -combine or multiple languages. 2005-10-16 Daniel Berlin Fix PR tree-optimization/22444 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Assert that we don't hit something with subvars. (setup_pointers_and_addressables): Don't add things with subvars, because we'll already process the subvars for aliasing purposes. 2005-10-16 Hans-Peter Nilsson PR target/23424 * config/cris/cris.md ("*mov_side", "*mov_sidesisf") ("*mov_side_mem", "*mov_sidesisf_mem", "*clear_side") ("*ext_sideqihi", "*ext_sidesi", "*op_side") ("*op_swap_side", "*extopqihi_side", "*extopsi_side") ("*extopqihi_swap_side", "*extopsi_swap_side"): Have separate, swapped, alternatives for the R constraint. PR middle-end/24341 * builtins.c (get_builtin_sync_mode): Make unlimited mode_for_size request. 2005-10-15 Richard Henderson * gimplify.c (gimplify_var_or_parm_decl): Split out from ... (gimplify_expr): ... here. (gimplify_compound_lval): Use it in initial scan loop. Allow fb_lvalue in base expression. 2005-10-15 Richard Henderson PR 23714 * builtins.c (expand_builtin_trap): Export. * expr.h (expand_builtin_trap): Declare. * expr.c (expand_assignment): Emit a trap for integral offsets from registers that weren't reduced to bitpos. * tree-cfg.c (mark_array_ref_addressable_1): Remove. (mark_array_ref_addressable): Remove. * tree-flow.h (mark_array_ref_addressable): Remove. * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it. 2005-10-15 James E Wilson PR target/24232 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers. (add_dependence_list_and_free): Likewise. (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p call. 2005-10-15 Diego Novillo PR 23141 PR 23142 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence sets VR0->EQUIV and VR1->EQUIV when meeting a range and an anti-range. (vrp_visit_phi_node): Only prevent infinite iterations when the previous result and the new result are both VR_RANGEs. 2005-10-15 Ranjit Mathew * tree-into-ssa.c (mark_def_sites): Correct minor typo in function comment. 2005-10-14 Volker Reichelt PR c/23439 * c-parser.c (c_parser_for_statement): Use location of RID_FOR to initialize loc. 2005-10-14 Per Bothner PR preprocessor/21250 * c-ppoutput.c (print_line): Print internal line 0 as 1. 2005-10-14 Nathan Sidwell PR c++/22551 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's overflow flags. Refactor some conditionals. 2005-10-13 Andrew Pinski PR tree-opt/21304 * tree-dfa.c (add_referenced_var): Only look at decls which have TREE_CONSTANT or TREE_READONLY set instead of if !TREE_PUBLIC or !TREE_CONSTANT. 2005-10-13 James E Wilson * doc/invoke.texi: For -x, add f95-cpp-input. * doc/install.texi: For --enable-languages doc, change f95 to fortran. 2005-10-12 Sebastian Pop PR tree-optimization/24262 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant in loop all the time. 2005-10-12 Richard Henderson PR c/24255 * tree.h (DECL_TRANSPARENT_UNION): Remove. * function.c (assign_parm_find_data_types): Don't support it. * print-tree.c (print_node): Likewise. * c-common.c (handle_transparent_union_attribute): Likewise. Use build_duplicate_type. * tree-inline.c (remap_type_1): Split out of remap_type; properly remap aggregate fields. (build_duplicate_type): New. * doc/extend.texi (Variable Attributes): Remove documentation for transparent_union. 2005-10-12 Eric Botcazou PR target/24284 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand. (gen_stack_pointer_dec): Likewise. 2005-10-12 Danny Smith PR middle-end/21275 PR middle-end/21766 * target.h (struct gcc_target): Add valid_dllimport_attribute_p target hook. (struct cxx): Add adjust_class_at_definition target hook. * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define, defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to hook_void_tree. Add to TARGET_CXX. * tree.h (struct decl_with_vis): Rename non_addr_const_p field to dllimport_flag. (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro. * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P instead of attribute. Check for dllexport override. Warn if inconsistent dll linkage. Don't lose old dllimport if decl has had address referenced. Tweak lookup of dllimport atribute. (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p for target specific rules. Don't add dllimport attribute if DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding dllimport attribute. (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P. * varasm.c (initializer_constant_valid_p): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P PR target/21801 PR target/23589 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to 'cxx_target_objs', winnt-stubs,o to 'extra_objs'. (i[34567]86-*-mingw32*): Likewise. * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document. (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document. * config/i386/winnt.c (i386_pe_dllimport_p): Factor out C++-specific code. Change return value to bool. (i386_pe_dllimport_p): Likewise. (associated_type): Simplify and make language-independent (i386_pe_encode_section_info): Replace override of ambiguous dllimport symbol refs with a gcc_assert. (i386_pe_valid_dllimport_attribute_p): Define. * config/i386/winnt-cxx.c: New file. Define C++ versions of i386_pe_type_dllimport_p, i386_pe_type_dllexport_p, i386_pe_adjust_class_at_definition. * config/i386/winnt-stubs.c: New file. Define stub versions of lang-specific functions. * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions i386_pe_type_dllimport_p, i386_pe_type_dllexport_p, i386_pe_adjust_class_at_definition. (i386_pe_valid_dllimport_attribute_p): Declare. * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define. (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define. * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o. PR target/19704 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for dllimport attribute with test of DECL_DLLIMPORT_P. 2005-10-12 Adrian Straetling * combine.c (make_extraction): Correct offset computation. 2005-10-12 Hans-Peter Nilsson * config/cris/t-linux (LIMITS_H_TEST): Define. 2005-10-12 Richard Henderson PR rtl-opt/23324 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p. 2005-10-12 Richard Guenther * Makefile.in (CGRAPH_H): Depend on $(TREE_H). 2005-10-12 Nathan Sidwell PR c++/19964 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid type. 2005-10-12 Richard Guenther PR c++/23799 * varasm.c (output_constant): Correct typo from previous patch by DJ. 2005-10-11 Ian Lance Taylor PR rtl-optimization/13931 * combine.c: Revert patch of 2003-05-14, and: (try_combine): Only set elim_i1 and elim_i2 if the destination is completely killed in the appropriate insn. (distribute_notes): Don't skip multiple hard register test for elim_i1 and elim_i2. 2005-10-11 Richard Henderson PR c/24255 * c-typeck.c (convert_for_assignment): Use build_constructor_single to initialize a transparent union instead of a nop_expr. 2005-10-11 Richard Henderson * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H. * tree-ssa-dce.c: Include tree-scalar-evolution.h. (tree_ssa_dce_loop): Call scev_reset. PR tree-opt/24300 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H. * tree-ssa-dce.c: Include cfgloop.h. (tree_ssa_dce_loop, pass_dce_loop): New. * tree-pass.h (pass_dce_loop): Declare it. * passes.c (init_optimization_passes): Use it. 2005-10-11 Eric Botcazou PR middle-end/24263 * convert.c (convert_to_real): Revert 2005-10-05 patch. Only apply the optimization for rounding builtins if the inner cast is also an extension. 2005-10-11 Andrew Pinski PR tree-opt/23946 * tree-ssa-ccp.c (execute_fold_all_builtins): Call mark_new_vars_to_rename instead of update_stmt. 2005-10-11 Bernd Schmidt * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini. 2005-10-11 Jakub Jelinek * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type for setting MMX register to 0 rather than mmx. 2005-10-10 Mark Mitchell * toplev.c (check_global_declaration_1): Robustify. 2005-10-10 Steve Ellcey PR target/12098 * configure.ac: Move gas check from mips specific case to common case. Do check for GNU as for mips*-*-* and *-*-hpux* targets. * configure: Regenerate * doc/install.texi: Update. 2005-10-10 Eric Botcazou PR target/24284 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN. 2005-10-10 Maciej W. Rozycki * gcc.c (do_spec_1): Accept numeric characters in file name suffixes. 2005-10-10 Nick Clifton * config/arm/arm.c: Remove extraneous whitespace. Remove comment describing the deleted arm_gen_rotated_half_load function. 2005-10-09 Kaz Kojima * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for __fpscr_values. 2005-10-09 Daniel Jacobowitz * config.gcc (arm*-*-linux*): Remove redundant extra_parts and gnu_ld assignments. * config/arm/t-linux-eabi (LIB1ASMFUNCS) (EXTRA_MULTILIB_PARTS): Define. * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC) (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC) (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to... * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC) (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC) (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here. 2005-10-09 Zdenek Dvorak PR tree-optimization/24226 * tree-cfg.c (remove_bb): Clean up unreachable loops. * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare. * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop): Export. 2005-10-09 Eric Botcazou * config/sparc/gmon-sol2.c (internal_mcount): Mark as used. 2005-10-08 Andrew Pinski PR target/24136 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber. Rewrite for no need for the early clobber. 2005-10-08 Kazu Hirata Merge from csl-arm-branch: 2005-09-07 Paul Brook * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a space to string. 2005-04-30 Paul Brook * config/arm/bpabi.h (TARGET_DEFAULT): Define. * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define. 2005-03-07 Daniel Jacobowitz * config/arm/arm.c (arm_all_abis): Add aapcs-linux. (arm_override_options): Use TARGET_AAPCS_BASED. * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX. (PTRDIFF_TYPE): Use int for AAPCS. (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux. * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define. (DEFAULT_SHORT_ENUMS): Delete. * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux. 2004-12-15 Daniel Jacobowitz * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef. * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0. * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC. 2004-12-03 Mark Mitchell * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define. 2004-11-22 Mark Mitchell * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit. 2004-11-19 Mark Mitchell * config.gcc (arm*-*-linux-gnueabi): Add it. * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before redefining it. (TARGET_OS_CPP_BUILTINS): Likeiwse. * config/arm/linux-eabi.h: New file. * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro. (LINUX_TARET_LINK_SPEC): Likewise. (LINK_SPEC): Use it. * config/arm/t-linux-eabi: New file. 2005-10-08 Steven Bosscher PR other/22202 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous spaces. (PARAM_SMS_DFA_HISTORY): Likewise. 2005-10-08 Kazu Hirata PR middle-end/23150 * calls.c (mem_overlaps_already_clobbered_arg_p): New. (load_register_parameters): Call it. (check_sibcall_argument_overlap_1): Likewise. (store_one_arg): Likewise. 2005-10-07 James E. Wilson * config/ia64/vect.md (ashl3, ashr3, lshr3): Use DImode not VECINT24 for operand 2. PR target/23644 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from -mtune-arch. PR target/24193 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal, fr_spill): Use destination_operand for operand 0. 2005-10-07 DJ Delorie * varasm.c (output_constant): Limit error to expanding conversions. 2005-10-07 Richard Guenther PR middle-end/24227 * fold-const.c (fold_binary): Fix operand types during folding of X op (A, Y). Evaluation order of the side-effects of X and A are frontend-defined, so ensure we honour that even for tcc_comparison class operands; eased by removing duplicate code. 2005-10-07 Steve Ellcey * stor-layout.c (layout_type): Do not allow alignment of array elements to be greater than their size. 2005-10-07 Steve Ellcey * config.host (hppa*-*-hpux*): Change out_host_hook_obj and host_xmake_file. (hppa*-*-linux*): Ditto. (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file. * config/host-hpux.c: New. * config/x-hpux: New. * config/pa/x-hpux: Remove. * config/pa/x-linux: Remove. * config/pa/pa-host.c: Remove. 2005-10-07 Jeff Law * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to determine whether or not to try and thread outgoing edges. 2005-10-07 David Edelsohn * config/rs6000/rs6000.md (eqsi_power): New. (neg_eq0si): Add TARGET_POWER to final condition. (neg_eqsi): Same. 2005-10-06 Richard Henderson * config/rs6000/rs6000.c: Revert last change. 2005-10-06 Richard Henderson * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New. (TARGET_CANNOT_FORCE_CONST_MEM): Use it. 2005-10-06 Andrew Pinski PR middle-end/22216 PR middle-end/23651 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear out return_label and naked_return_label. 2005-10-06 Daniel Berlin * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last change. 2005-10-06 Richard Henderson PR tree-opt/22237 * tree-inline.c (declare_return_variable): Handle modify_dest not being a DECL. 2005-10-06 Daniel Berlin Fix PR tree-optimization/22488 * tree-ssa-structalias.c (check_for_overlaps): New function. (create_variable_info_for): Use it. 2005-10-06 Richard Henderson PR debug/24070 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file. (dwarf2out_start_source_file): Print it. 2005-10-06 Geoffrey Keating * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='. 2005-10-06 Richard Henderson PR 23706 * mode-switching.c (optimize_mode_switching): Clear transp bit for block with incomming abnormal edges. * config/sh/sh.c (fpscr_values, emit_fpu_switch): New. (fpscr_set_from_mem): Use them. * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove. (fpscr postinc splitters): Rewrite as peephole2+split. 2005-10-06 David Edelsohn * config/rs6000/rs6000.md (eq): Add !TARGET_POWER. (eq_compare): Same. 2005-10-06 Richard Guenther PR tree-optimization/24238 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL. 2005-10-06 Daniel Jacobowitz * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables here. Use AC_PATH_PROG for environment variables instead of test -x. * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for objdump also. * configure: Regenerated. 2005-10-06 Richard Earnshaw PR target/23783 * arm.md (call): If the address isn't a SYMBOL_REF or a register, then force it into a register. (call_value): Likewise. 2005-10-06 Richard Henderson PR 24049 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa under pass_vectorize. Clear TODO_ggc_collect from the dce pass under pass_vectorize. 2005-10-05 Devang Patel PR Debug/23205 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after handling constants. Check NAMESPACE_DECL context for constants. 2005-10-05 Eric Christopher * doc/md.texi (Standard Names): Fix name of pushm1 pattern. 2005-10-05 Richard Henderson PR 23714 * tree-cfg.c (mark_array_ref_addressable_1): New. (mark_array_ref_addressable): New. * tree-flow.h (mark_array_ref_addressable): Declare. * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it. 2005-10-05 Andrew Pinski PR middle-end/20606 PR middle-end/24069 * reload.c (subst_reloads): When adding a REG_LABEL to a jump instruction, also update JUMP_LABEL. 2005-10-05 David Edelsohn * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New. * bb-reorder.c (copy_bb_p): Use it. * doc/invoke.texi (param table): Add max-grow-copy-bb-insn. 2005-10-05 Richard Henderson PR target/23602 * toplev.c (process_options): Warn about unsupported combinations of unwind tables and omit-frame-pointer. * config/i386/i386.c (override_options): Similarly. Enable accumulate-outgoing-args if not explicitly disabled. 2005-10-05 Steve Ellcey * vect.md (vec_initv2si): Fix typo of V2SF to V2SI. Handle big endian vs. small endian. (vec_initv2sf): Handle big endian vs. small endian. (*vec_extractv2sf_1): Ditto. 2005-10-05 Dale Johannesen * convert.c (convert_to_real): Don't convert (float)floor(double d) to floorf((float)d). 2005-10-05 Daniel Jacobowitz * config/arm/arm.md (insv): Use gen_int_mode in more places. 2005-10-05 Andrew MacLeod PR tree-optimization/18587 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete. (build_defs, build_uses, build_v_may_defs, build_v_must_defs, build_vuses): Change to VEC type. (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free, opbuild_num_elems, opbuild_append_real, opbuild_append_virtual, opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual, opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete. (get_name_decl): New. Return DECL_UID of base variable. (operand_build_cmp): New. qsort comparison routine. (operand_build_sort_virtual): New. Sort virtual build vector. (init_ssa_operands, fini_ssa_operands): Use VEC routines. (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index. (FINALIZE_BASE): Use get_name_decl. (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs, finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs, (start_ssa_stmt_operands, append_def, append_use, append_vuse, append_v_may_def, append_v_must_def): Replace opbuild_* routines with direct VEC_* manipulations. (build_ssa_operands): Call operand_build_sort_virtual. (copy_virtual_operand, create_ssa_artficial_load_stmt, add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines with direct VEC_* manipulations. * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines with direct VEC manipulations. 2005-10-05 Paolo Bonzini PR tree-optimization/21419 PR tree-optimization/24146 PR tree-optimization/24151 * c-typeck.c (readonly_error): Handle USE being lv_asm. (build_asm_expr): Call it if outputs are read-only. * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419. 2005-10-05 Billy Biggs Paolo Bonzini PR target/23809 * doc/extend.texi (x86 Built-ins): Document that -msse and friends enable the instructions and not just the built-ins. * doc/invoke.texi (x86 Options): Likewise. 2005-10-04 Geoffrey Keating * config/i386/t-darwin (SHLIB_VERPFX): Fix typo. * doc/invoke.texi (Option Summary): Correct spelling of -mmacosx-version-min. 2005-10-04 Devang Patel * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for real types. 2005-10-04 Steve Ellcey * tree-vect-transform.c (vect_create_epilog_for_reduction): Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN. 2005-10-04 Adrian Straetling * config/s390/s390.md ("TDSI","DP"): New mode macros. ("TE","tg"): New mode attributes. ("sync_compare_and_swap"): Replace with a define_expand. ("sync_compare_and_swap_cc"): Replace GPR with TDSI. ("*sync_compare_and_swap_cc"): Replace with one pattern for dword_mode and one for GPRmode. 2005-10-04 Ian Lance Taylor PR preprocessor/13726 * c-ppoutput.c (cb_include): Add comments parameter, and print out any comments passed in. 2005-10-04 Andrew Pinski * tree.c (annotate_with_file_line): Fix typo. 2005-10-04 Ulrich Weigand PR ada/19382 * builtins.c (fold_builtin_memcmp): When constructing the pointer type used to access data in the inlined length == 1 case, use build_pointer_type_for_mode with CAN_ALIAS_ALL set to true. (fold_builtin_strcmp, fold_builtin_strncmp): Likewise. 2005-10-04 Uros Bizjak * config/i386/i386.h (TARGET_FISTTP): Enable also for TARGET_SSE3 and only for TARGET_80387. * config/i386/i386.md (fix_trunc_fisttp_i387_1, (fix_trunc_i387_fisttp, fix_trunc_i387_fisttp_with_temp): Do not depend on TARGET_80387. 2005-10-04 Andrew Pinski * tree.c (last_annotated_node): Change type to location_t*. (annotate_with_file_line): Reflect the change of last_annotated_node type. 2005-10-04 Richard Guenther PR c/23576 * c-decl.c (grokdeclarator): Don't write to fields of error_mark_node. 2005-10-04 Andrew Pinski PR middle-end/23125 * c-decl.c (finish_decl): Use set_user_assembler_name even for register variables. * varasm.c (make_decl_rtl): If a register variable does not have a set user assmbler name, error out. Decode the asmspec is now name+1 bypassing '*'. 2005-10-04 Steven Bosscher PR tree-optimization/23049 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition of a COND_EXPR is folded before calling fold on the whole rhs of a conditional assignment. * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to document that a COND_EXPR may appear there. 2005-10-03 Diego Novillo PR 23445 * tree-vrp.c (extract_range_from_assert): If the new numeric range created out of the assertion contradicts the existing numeric range of the ASSERT_EXPR variable, make the new range varying. 2005-10-03 Kaz Kojima * config/sh/sh.c (sh_register_move_cost): Add case for moving from T_REGS to FP register class. 2005-10-03 Richard Henderson PR 24135 * tree-nested.c (convert_nl_goto_reference): Lookup a translation before creating a new one. 2005-10-03 David Edelsohn * config/rs6000/t-aix43 (LDFLAGS): New. * config/rs6000/t-aix52 (LDFLAGS): New. 2005-10-03 Ian Lance Taylor * gimplify.c (find_single_pointer_decl_1): New static function. (find_single_pointer_decl): New static function. (internal_get_tmp_var): For a formal variable, set restrict base information if appropriate. * alias.c (find_base_decl): If a VAR_DECL has a restrict base, return it. * tree.h (DECL_BASED_ON_RESTRICT_P): Define. (DECL_GET_RESTRICT_BASE): Define. (SET_DECL_RESTRICT_BASE): Define. (decl_restrict_base_lookup): Declare. (decl_restrict_base_insert): Declare. (struct tree_decl_with_vis): Add based_on_restrict_p field. * tree.c (restrict_base_for_decl): New static variable. (init_ttree): Initialize restrict_base_for_decl. (copy_node_stat): Copy restrict base information. (decl_restrict_base_lookup): New function. (decl_restrict_base_insert): New function. (print_restrict_base_statistics): New static function. (dump_tree_statistics): Call print_restrict_base_statistics. 2005-10-02 Diego Novillo PR 24142 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in case of anti-ranges. 2005-10-02 Andrew Pinski PR c/18851 * c-typeck.c (tagged_tu_seen): Rename to ... (tagged_tu_seen_cache): this and add val field. (comptypes): Move functional to comptypes_internal and free tagged_tu_seen. (comptypes_internal): New function and call comptypes_internal instead of comptypes. Speed up by sibcalling tagged_types_tu_compatible_p. (alloc_tagged_tu_seen): New function (free_all_tagged_tu_seen_up_to): New function. (tagged_types_tu_compatible_p): Return the val of the seen two types. Add that the two types are the same to tagged_tu_seen_base if they are and call comptypes_internal instead of comptypes. : Speed up common type where the fields are in the same order. (function_types_compatible_p): Call comptypes_internal instead of comptypes. (type_lists_compatible_p): Likewise. (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/. 2005-10-02 Matthias Klose * doc/invoke.texi: Fix typo and speling error. 2005-10-01 Richard Henderson * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too. 2005-10-01 Mark Mitchell * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define using --start-group and --end-group. 2005-10-01 Diego Novillo * tree-vrp.c (value_inside_range, range_includes_zero_p): Add FIXME note regarding quirky semantics. 2005-10-01 Diego Novillo PR 24141 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a non-null range as a last resort. 2005-10-01 James A. Morrison Diego Novillo PR 23604 * tree-vrp.c (extract_range_from_assert): For != assertions, only build an anti-range if LIMIT is a single-valued range. 2005-09-30 Richard Earnshaw * arm.md (movqi): On thumb when optimizing, handle loading from memory by describing this as taking a subreg of a zero-extended load into an SImode register. (movhi): Likewise. 2005-09-30 Daniel Jacobowitz * reload1.c (merge_assigned_reloads): Do not change any RELOAD_FOR_OUTPUT_ADDRESS reloads. 2005-09-30 Geoffrey Keating * Makefile.in (LIPO_FOR_TARGET): Define. (STRIP_FOR_TARGET): Define. * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks before creating new ones. Do symlinks before creating the actual targets. * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib to work out which multilibs are actually being built. 2005-09-30 Kazu Hirata * tree-vect-transform.c, config/ms1/ms1.md, config/s390/s390.c, config/v850/v850.md: Fix comment typos. Follow spelling conventions. * doc/invoke.texi, doc/md.texi: Fix typos. 2005-09-30 Andrew Macleod PR tree-optimization/21430 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual use operands, and set stmt pointer if need be. (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine. tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if present. 2005-09-29 Richard Kenner PR middle-end/24053 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype. 2005-09-29 Mark Mitchell * optabs.c (expand_binop): Initialize first_pass_p. 2005-09-29 Jakub Jelinek PR middle-end/24109 * c-decl.c (c_write_global_declarations_1): If any wrapup_global_declaration_2 call returned true, restart the loop. 2005-09-29 Daniel Berlin Fix PR tree-optimization/24117 * tree-ssa-structalias.c (find_func_aliases): Strip nops before considering whether to use anyoffset. 2005-09-29 Paolo Bonzini Revert this patch: 2005-09-15 Paolo Bonzini * optabs.c (expand_binop): Use swap_commutative_operands_with_target to order operands. (swap_commutative_operands_with_target): New. 2005-09-29 Paolo Bonzini PR c/21419 * gimplify.c (gimplify_asm_expr): Raise an error if an output is read-only. 2005-09-29 Steven Bosscher PR tree-optimization/23911 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR and IMAGPART_EXPR too. 2005-09-28 Mark Mitchell PR 17886 * expmed.c (expand_shift): Move logic to reverse rotation direction when rotating by constants ... * optabs.c (expand_binop): ... here. * config/i386/i386.md (rotrdi3): Handle 32-bit mode. (ix86_rotrdi3): New pattern. (rotldi3): Handle 32-bit mode. (ix86_rotldi3): New pattern. 2005-09-29 Alan Modra PR target/24102 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range check for numbers that need no bit twiddle. 2005-09-28 Geoffrey Keating * config/rs6000/t-darwin8: Uncomment contents, allow -m64 multilib to be built. * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET. (stage1-start): Delete old libgcc and libunwind before moving anything into the stage directory. (stage2-start): Likewise. (stage3-start): Likewise. (stage4-start): Likewise. (stageprofile-start): Likewise. (stagefeedback-start): Likewise. * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h header in tm_file and CPU-specific t-darwin in tmake_file. (i[34567]86-*-darwin*): Don't change tm_file. (powerpc-*-darwin*): Don't change tm_file or tmake_file. * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc shared library stub for target OS version. * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete. (SHLIB_LINK): Don't make SHLIB_SOLINK. (SHLIB_INSTALL): Don't install SHLIB_SOLINK. (libgcc_s.%.dylib): New. (LIBGCC): Define. (install-darwin-libgcc-stubs): New. (INSTALL_LIBGCC): New append. * config/i386/darwin-libgcc.10.4.ver: New. * config/i386/darwin-libgcc.10.5.ver: New. * config/i386/t-darwin: New. * config/rs6000/darwin-libgcc.10.4.ver: New. * config/rs6000/darwin-libgcc.10.5.ver: New. * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete. * config/rs6000/t-darwin (SHLIB_VERPFX): Define. 2005-09-28 Paul Brook * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle denormals. 2005-09-28 Richard Guenther PR tree-optimization/23853 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use host_integerp to verify misalignment value. 2005-09-28 Richard Henderson * builtins.c (get_builtin_sync_mode): New. (expand_builtin_sync_operation): Pass in mode argument. (expand_builtin_compare_and_swap): Likewise. (expand_builtin_lock_test_and_set): Likewise. (expand_builtin_lock_release): Likewise. (expand_builtin): Update to match. 2005-09-28 Nick Clifton * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up formatting. Add check to PLUS case to ensure that the offset is within an acceptable range. * config/v850/v850.md (casesi): Disable the generation of the switch pattern as it is not being handled properly at the moment. * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction for when the high words are identical. 2005-09-27 Richard Henderson * pretty-print.c (pp_base_format): Fix typo for %>. 2005-09-27 Daniel Berlin Devang Patel PR tree-optimization/23625 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is LABEL_EXPR, assertion check. 2005-09-27 J"orn Rennecke * optabs.c (no_conflict_move_test): Check if a result of a to-be-moved insn would be clobbered by an originally preceding insn. 2005-09-27 Jeff Law * passes.c (init_optimization_passes): Replace copy propagation passes immediately after DOM with phi-only copy propagation pases. Add phi-only copy propagation pass after first DOM pass. * tree-pass.h (pass_phi_only_copy_prop): Declare. * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument. If true, then mark all non-control statements with DONT_SIMULATE_AGAIN. (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along to init_copy_prop. Callers updated. (do_phi_only_copy_prop): New function. (pass_phi_only_copy_prop): New pass descriptor. 2005-09-27 Nick Clifton * libgcc2.c (__popcount_tab): Remove redundant prototype. 2005-09-26 Jason Merrill PR c++/13764 * c-common.c (finish_fname_decls): Use append_to_statement_list_force. * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs. 2005-09-26 James E Wilson * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc copyright. Add gcc copyright plus libgcc exception. * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc copyright. * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception. 2005-09-26 Jeff Law * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective about when to iterate. 2005-09-23 Fariborz Jahanian PR target/23847 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern for __complex__ double in -mcpu=G5 mode. 2005-09-26 Sebastian Pop PR tree-optimization/23942 * Makefile.in (SCEV_H): Depends on PARAMS_H. * tree-scalar-evolution.c: Include params.h. (t_bool): New enum. (follow_ssa_edge, follow_ssa_edge_in_rhs, follow_ssa_edge_in_condition_phi_branch, follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi): Change return type to t_bool. Use a parameter to limit the size of trees that are walked before stopping (analyze_evolution_in_loop): Initialize the limit to 0. (follow_ssa_edge): Give up by returning t_dont_know if the limit exceeds PARAM_SCEV_MAX_EXPR_SIZE. 2005-09-26 Uros Bizjak PR middle-end/23831 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT. 2005-09-26 Fariborz Jahanian * combine.c (make_extraction): Check for valid use of subreg. 2005-09-26 Uros Bizjak PR target/24055 * config/i386/i386.md ("*fistdi2_1"): New pattern. ("*fist2_1"): Use only HImode and SImode register operands. ("fist2_with_temp"): Use only register operands. 2005-09-26 J"orn Rennecke * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in CALL_INSN_FUNCTION_USAGE. 2005-09-26 Richard Guenther PR middle-end/15855 * gcse.c: Include hashtab.h, define ldst entry hashtable. (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions. (ldst_entry): Use the hashtable instead of list-walking. (find_rtx_in_ldst): Likewise. (free_ldst_entry): Free the hashtable. (compute_ld_motion_mems): Create the hashtable. (trim_ld_motion_mems): Remove entry from hashtable if removing it from list. (compute_store_table): Likewise^2. (store_motion): Free hashtable in case we did not see any stores. 2005-09-25 Kazu Hirata * fold-const.c (fold_binary): Use op0 and op1 instead of arg0 and arg1 if we are passing them to fold_build2. 2005-09-25 Dan Nicolaescu PR 23828 * config/i386/i386.c (ix86_function_regparm): Fix the test for a nested function. 2005-09-25 Richard Henderson * config/alpha/alpha.c (tls_symbolic_operand_1): Trust SYMBOL_REF_TLS_MODEL to be correct. 2005-09-24 Richard Henderson * ipa-type-escape.c (discover_unique_type): Remove dead code at end of function. Reindent. 2005-09-24 Ian Lance Taylor * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in NEGATE_EXPR/BIT_NOT_EXPR case. 2005-09-24 Richard Henderson * c-common.c (handle_mode_attribute): When not modifying in place, create subtypes for enumerations. (sync_resolve_return): Use TYPE_MAIN_VARIANT. * gimplify.c (create_tmp_from_val): Likewise. 2005-09-24 Alexandre Oliva * config/i386/i386.md (*tls_global_dynamic_64, *tls_local_dynamic_base_64): Add missing mode to call. (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise. 2005-09-24 Jan Hubicka * cgraph.c (cgraph_clone_edge): Make the scale gcov_type. (cgraph_clone_node): Likewise. * cgraph.h (cgraph_clone_edge): Update prototype. (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove duplicated prototypes; add updating argument. * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative. * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without updating profile. (cgraph_mark_inline_edge): Likewise. (cgraph_mark_inline): Update use of cgraph_mark_inline_edge. (cgraph_flatten_node): Likewise. (cgraph_decide_recursive_inlining): Likewise. (cgraph_decide_inlining_of_small_function): Likewise. * tree-optimize.c (tree_rest_of_compilation): Likewise. 2005-09-23 David Edelsohn Pete Steinmetz * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul. (rldic.): Set type to "compare". (rldicr.): Same. (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to mfjmpr for MFCTR/MFLR. (movdf_hardfloat64): Same. (movdf_softfloat64): Same. Correct order of store and move types. (movti_string): Set type to store_ux/load_ux. (load_multiple): Set type to load_ux. (store_multiple): Set type to store_ux. (movmemsi): Set type to store_ux. (output_cbranch direct_return): Set type to jmpreg. (stmw): Set type to store_ux. (lmw): Set type to load_ux. * config/rs6000/40x.md (ppc403-store): Increase latency to 2. * config/rs6000/440.md (ppc440-store): Increase latency to 6. * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles. * config/rs6000/6xx.md (ppc604-store): Increase latency to 3. * config/rs6000/mpc.md (mpccore-store): Increase latency to 2. * config/rs6000/rios1.md (rios1-store): Increase latency to 2. (rios1-fpstore): Increase latency to 3. * config/rs6000/rios2.md (rios2-store): Increase latency to 2. * config/rs6000/rs64.md (rs64a-store): Increase latency to 2. 2005-09-23 David Edelsohn Andrew Pinski * config/rs6000/sync.md (sync_si_internal): Change operand2 constraint to "b". (sync_di_internal): Same. (sync_old_si_internal): Change operand3 constraint to "b". (sync_old_di_internal): Same. (sync_new_si_internal): Same. (sync_new_di_internal): Same. 2005-09-23 J"orn Rennecke PR middle-end/23991 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length case, define as macros. PR rtl-optimization/23837 * optabs.c (no_conflict_move_test): Don't set must_stay for a clobber / clobber match between dest and p->first. * optabs.c (emit_libcall_block): Use no_conflict_move_test. (no_conflict_move_test): Update comments. 2005-09-22 Ranjit Mathew * doc/install.texi: Update URL for Jacks. * doc/sourcebuild.texi: Likewise. 2005-09-22 David Edelsohn PR target/24007 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special registers when choosing register preferences. (movdf_hardfloat64): Same. 2005-09-22 Andreas Krebbel * expmed.c (expand_shift): Don't use the target of the rotate as target for the first expanded shift insn. 2005-09-21 Zdenek Dvorak PR tree-optimization/22438 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all preserved iv rhs rewriting specially. 2005-09-21 Daniel Berlin * tree-data-ref.c (analyze_array_indexes): Only estimate when estimate_only is true. * tree-flow.h (ref_contains_indirect_ref): New prototype. * tree-flow-inline.h (ref_contains_indirect_ref): Moved from tree-ssa-structalias.c * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use ref_contains_indirect_ref. * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved. 2005-09-21 DJ Delorie * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_PTR_A0D0. (mn10300_return_in_memory): Support variable size types also. (mn10300_pass_by_reference): Likewise. (mn10300_function_value): New. * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above. (FUNCTION_OUTGOING_VALUE): Likewise. * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0. * doc/invoke.texi: Document it. 2005-09-21 Uros Bizjak PR target/22585 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not force integer op1 into register for XFmode compares. 2005-09-21 Kazu Hirata PR middle-end/23971 * expmed.c (alg_code): Add alg_impossible. (alg_hash_entry): Add cost. (synth_mult): Record alg_impossible in the hash table if multiplication by a given integer is impossble within the limit. Speed up using alg_impossible. 2005-09-20 Daniel Berlin * tree-ssa-structalias.c (get_constraint_for_component_ref): Add argument. Allow and set any offset if needs_anyoffset is passed in. (get_constraint_for): Add argument here too. Pass it down. (do_structure_copy): Pass NULL to get_constraint_for. (handle_ptr_arith): Ditto. (find_func_aliases): Ditto. 2005-09-20 J"orn Rennecke PR rtl-optimization/23898 * output.h (get_attr_min_length): Declare. * final.c (get_attr_length_1): New function, broken out of: (get_attr_length). (get_attr_min_length): New function. * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it. (duplicate_computed_gotos): Likewise. * genattr.c (insn_min_length): Generate declaration. * genattrtab.c (min_fn, min_attr_value): New functions. (make_length_attrs): Generate insn_min_length. 2005-09-20 Steve Ellcey * config/pa/pa.c (output_cbranch): Check for zero in operands[2]. 2005-09-20 Richard Henderson PR tree-optimization/24059 * expr.c (expand_expr_real_1) : Allow modifier EXPAND_STACK_PARM. 2005-09-20 Joseph S. Myers * c.opt (fextended-identifiers): New. * c-opts.c (c_common_handle_option): Handle -fextended-identifiers. * doc/cpp.texi: Update documentation of extended identifiers. * doc/cppopts.texi (-fextended-identifiers): Document. 2005-09-20 Jakub Jelinek PR tree-optimization/23929 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately if expr is NULL. PR tree-optimization/23818 * tree-stdarg.c (execute_optimize_stdarg): Call calculate_dominance_info. 2005-09-20 Daniel Berlin * tree-data-ref.c (get_number_of_iters_for_loop): New function. (analyze_siv_subscript_cst_affine): Add weak SIV test. (compute_overlap_steps_for_affine_1_2): Use get_number_of_iters_for_loop. (analyze_subscript_affine_affine): Check whether difference is zero first. Use get_number_of_iters_for_loop. Check whether overlap occurs outside of bounds. (analyze_miv_subscript): Use get_number_of_iters_for_loop. 2005-09-20 Andreas Krebbel * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the base register if possible. 2005-09-20 Zdenek Dvorak PR tree-optimization/18463 * tree-chrec.c (chrec_convert): Return fold_converted chrec if converting it directly is not possible. (chrec_convert_aggressive): New function. * tree-chrec.h (chrec_convert_aggressive): Declare. * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers): Fold chrec conversions aggressively if asked to. (instantiate_parameters): Modified because of changes in instantiate_parameters_1. 2005-09-19 Richard Henderson * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf. (reduc_splus_v2df): New. 2005-09-19 Richard Sandiford * config/arm/aof.h (REGISTER_NAMES): Add missing backslash. (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma. 2005-09-19 Richard Henderson * config/i386/sse.md (vcondu): Rename from vcondu. 2005-09-19 Richard Henderson * config/ia64/ia64.c (ia64_expand_widen_sum): New. (ia64_expand_dot_prod_v8qi): New. * config/ia64/ia64-protos.h: Update. * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3, widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi, sdot_prodv8qi, sdot_prodv4hi): New. (reduc_splus_v2sf): Rename from reduc_plus_v2sf. 2005-09-19 Richard Henderson PR 23941 * real.c (exact_real_truncate): Return false if the format cannot represent the number as a normal. * config/alpha/alpha.c (alpha_rtx_costs) : Cost 0 for a memory source. 2005-09-19 Dorit Nuzman * tree-ssa-operands.c (swap_tree_operands): Export. * tree.h (swap_tree_operands): Declare. * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED. Call swap_tree_operands. 2005-09-19 Richard Henderson * tree-flow.h (merge_alias_info): Declare. * tree-ssa-copy.c (merge_alias_info): Export. * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove. (vect_create_data_ref_ptr): Use create_iv directly. (vectorizable_load): Use correct types for integer constants. (vect_generate_tmps_on_preheader): Likewise. (vect_gen_niters_for_prolog_loop): Likewise. 2005-09-19 Steven Bosscher PR rtl-optimization/23943 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx. 2005-09-18 Jan Hubicka * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK. 2005-09-18 Eric Botcazou * varasm.c (output_constant): Do not abort on conversions to union types between different sizes. 2005-09-18 Richard Guenther PR middle-end/23944 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in fallback. 2005-09-18 Paul Brook * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow. 2005-09-17 Richard Henderson * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change. * tree-ssa-loop.c (pass_vect_dce): Remove. * passes.c (init_optimization_passes): Add pass_dce as a sub-pass of pass_vectorize. 2005-09-17 Richard Henderson * tree-pass.h (pass_vect_dce): Declare. * passes.c (init_optimization_passes): Add it. * tree-flow.h (tree_ssa_dce): Declare. * tree-ssa-dce.c (tree_ssa_dce): Export. * tree-ssa-loop.c (tree_vectorize): Move current_loops check ... (gate_tree_vectorize): ... here. (pass_vect_dce): New. 2005-09-17 Jan Hubicka * except.c (struct eh_status): Turn region_array into vec. (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions, convert_from_eh_region_ranges, find_exception_handler_labels, current_function_has_exception_handlers, assign_filter_values, build_post_landing_pads, dw2_build_landing_pads, sjlj_find_directly_reachable_regions, sjlj_mark_call_sites, sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region, foreach_reachable_handler, can_throw_internal_1, convert_to_eh_region_ranges, verify_eh_tree): Update uses of region_array. (duplicate_eh_region_1): Update region_array. (duplicate_eh_regions): Resize region_array and avoid recomputing. 2005-09-17 David Edelsohn PR middle-end/22067 * expmed.c (expand_mult): Substitute simple register for op0 when computing max_cost. 2005-09-17 Richard Henderson * expr.c (emit_move_via_integer): Add force argument, pass it on to emit_move_change_mode. Update callers. (emit_move_complex): Pass true to new force argument. * function.c (expand_function_end): Move expand_eh_return call earlier. Merge sub-word complex values into a pseudo before copying to the return hard register. 2005-09-17 Eric Botcazou * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs between different sizes. 2005-09-16 Paolo Bonzini PR 23903 * passes.c (init_optimization_passes): Register dump files for IPA passes first. 2005-09-16 Andreas Krebbel * config/s390/s390-protos.h (s390_overlap_p): Prototype added. * config/s390/s390.c (s390_overlap_p): New function. * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc" peephole2, "*xc" peephole2): Added overlap check to the peephole2 condition. 2005-09-16 Richard Guenther * ipa-pure-const.c (static_execute): Free auxiliar information. * ipa-type-escape.c (discover_unique_type): Free temporary key. * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap. 2005-09-15 DJ Delorie * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo. 2005-09-15 Paolo Bonzini * optabs.c (expand_binop): Use swap_commutative_operands_with_target to order operands. (swap_commutative_operands_with_target): New. 2005-09-15 Daniel Berlin * tree-data-ref.c (analyze_array_indexes): Add estimate_only parameter. Update callers. (estimate_iters_using_array): New function. * tree-data-ref.h (estimate_iters_using_array): Prototype * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use estimate_iters_using_array instead of analyze_array. 2005-09-15 Eric Botcazou * tree-nested.c (get_frame_type): Mark the "non-local frame structure" as addressable. 2005-09-15 Michael Matz * tree-vrp.c (vrp_int_const_binop ): Handle 0 - -INF. 2005-09-14 Daniel Berlin PR tree-optimization/23835 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function. (create_name_tags): Rewrite to be not O(num_ssa_names^2). 2005-09-14 Richard Henderson * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand. (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New. 2005-09-14 Andrew Pinski * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break in the ARRAY_TYPE case. 2005-09-14 Eric Botcazou * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF. 2005-09-14 Uros Bizjak PR middle-end/22480 * tree-vect-transform.c (vectorizable_operation): Return false for scalar shift operations and for vector shift operations with non-invariant shift arguments. Use scalar tree operand op1 as a shift operand when vector shift insn pattern uses scalar shift operand. * Makefile.in (tree-vect-transform.o): Depend on recog.h. 2005-09-14 Olivier Hainque * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized value if it has side-effects. 2005-09-14 David Edelsohn PR target/22068 * config/rs6000/rs6000.md (muldi3): Add mulli alternative. 2005-09-14 Alan Modra * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name passed as NAME as if it were label at start of function code. 2005-09-13 Kaz Kojima * config/sh/sh.md (*movv4sf_i): Add general register cases to the constraints. 2005-09-13 Andrew Pinski * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint as early clobber. Rewrite so the PIC register is not implicitly used. 2005-09-13 Volker Reichelt * tree.c (annotate_with_file_line): Compare line numbers before file names. 2005-09-13 Uros Bizjak PR target/23816 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3) (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns. 2005-09-13 Ian Lance Taylor * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather than a HOST_WIDEST_INT to gen_doloop_begin. 2005-09-13 Diego Novillo * tree-dfa.c (dump_variable): Guard against NULL annotations. 2005-09-13 Zdenek Dvorak PR tree-optimize/23817 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa. 2005-09-13 Alan Modra PR target/23774 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain word before changing the stack pointer. Use gen_frame_mem for MEMs. Use UNSPEC_TIE to prevent insn scheduling reordering the insns. (restore_stack_nonlocal): Likewise. (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem. 2005-09-12 Ian Lance Taylor PR g++/7874 * c.opt (ffriend-injection): New C++ option. * doc/invoke.texi (Option Summary): Mention -ffriend-injection. (C++ Dialect Options): Document -ffriend-injection. 2005-09-12 Josh Conner PR middle-end/23237 * ipa-reference.c (static_execute): Don't mark variables in named sections TREE_READONLY. 2005-09-12 Alan Modra * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for stack_tie. 2005-09-12 Andrew Pinski * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and V_MUST_DEF instead of just the first_use_p. Don't mark the virtual variables for renaming on the statement which is being removed. (pass_dse): Remove TODO_update_ssa. 2005-09-12 J"orn Rennecke PR middle-end/23290 * stor-layout.c (compute_record_mode): For records with a single field, actually check the field's mode size against the type size. * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose registers for TARGET_SHMEDIA. (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union of GENERAL_REGS and FP_REGS. 2005-09-12 Bernd Schmidt * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem. 2005-09-12 Alan Modra * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels are omitted. Exclude stack_tie insn too. 2005-09-11 David Edelsohn PR rtl-optimization/23098 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant 0.0f is easy. * config/rs6000/rs6000.md (movdf splitter): Use const_double_operand predicate for TARGET_POWERPC64. * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand SYMBOL_REF method to ABI_V4. * config/rs6000/altivec.md (build_vector_mask_for_load): Use replace_equiv_address. * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as rs6000_sr_alias_set and MEM_NOTRAP. (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem(). 2005-09-11 Eric Botcazou * tree.c (contains_placeholder_p) : Properly handle CALL_EXPR again. 2005-09-11 Richard Earnshaw * arm/predicates.md (alignable_memory_operand): Delete. 2005-09-10 Richard Henderson PR debug/23806 * dbxout.c (dbxout_expand_expr): New. (dbxout_symbol): Use it. 2005-09-10 Richard Earnshaw * arm.c (arm_gen_rotated_half_load): Delete. (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem. (emit_multi_reg_push, emit_sfm, arm_expand_prologue) (thumb_set_return_address): Likewise. (thumb_load_double_from_address): Use adjust_address. * arm.md (splits calling arm_gen_rotated_half_load): Delete. (extendhsisi2_mem, movhi_bytes): Use change_address. (movhi): Use widen_memory_access. (reload_out_df): Use replace_equiv_address. * arm-protos.h (arm_gen_rotated_half_load): Delete prototype. 2005-09-09 Richard Henderson PR debug/20998 * dbxout.c: Include expr.h. (dbxout_global_decl): Don't suppress for DECL_RTL unset. (dbxout_symbol): Handle DECL_VALUE_EXPR. * Makefile.in (dbxout.o): Add EXPR_H. 2005-09-09 Zdenek Dvorak PR tree-optimization/23509 * tree-cfg.c (replace_uses_by): Use replace_exp. * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced pointers have name_mem_tag or type_mem_tag set. 2005-09-09 Sebastian Pop * tree-chrec.c (evolution_function_is_invariant_rec_p): Use CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead of wrongly accessing operands. 2005-09-09 Sebastian Pop * Makefile.in (tree-chrec.o): Depends on SCEV_H. * tree-chrec.c: Include tree-scalar-evolution.h. (chrec_convert): Instantiate the base and step before calling scev_probably_wraps_p that would fail on parametric evolutions. Collect all the fails into a single section failed_to_convert, print a diagnostic, and return chrec_dont_know instead of calling fold_convert. * tree-scalar-evolution.c (loop_closed_phi_def): New. (instantiate_parameters_1): Avoid instantiation of loop closed ssa phi nodes. (scev_const_prop): Don't replace the definition of a loop closed ssa phi node by itself, or by another loop closed ssa phi node. * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check that base and step are defined. 2005-09-09 Richard Guenther PR c++/23624 * fold-const.c (fold_ternary): Check truth_value_p before calling invert_truthvalue. 2005-09-09 Nick Clifton * Makefile.in (LIBGCC_DEPS): Add libgcc2.h. * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed dimension of these arrays. * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of these arrays. * longlong.h: Only provide a prototype for the __clz_tab[] array if this header has not been included from libgcc2.h. * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than defining own types. Provide prototypes for exported functions. Use the __clz_tab[] and __popcount_tab[] arrays provided by libgcc2.c. 2005-09-08 Josh Conner PR c++/21135 PR c++/23180 * expr.c (expand_expr_addr_expr_1): Don't invoke expand_simple_binop for EXPAND_INITIALIZER. 2005-09-08 Richard Henderson PR debug/23190 * toplev.c (wrapup_global_declaration_1): Split out ... (wrapup_global_declaration_2): ... from ... (wrapup_global_declarations): ... here. Return bool. (check_global_declaration_1): Split out ... (check_global_declarations): from here. (emit_debug_global_declarations): New. * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2, check_global_declaration_1, emit_debug_global_declarations): Declare. * c-decl.c (c_write_global_declarations_1): Don't create a vector of decls. Call wrapup_global_declaration_1, wrapup_global_declaration_2, check_global_declaration_1 directly. (c_write_global_declarations_2): New. (ext_block): New. (c_write_global_declarations): Call c_write_global_declarations_2. * langhooks.c (write_global_declarations): Call emit_debug_global_declarations. * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't remove decls that have DECL_RTL_SET_P. * passes.c (rest_of_decl_compilation): Invoke cgraph_varpool_finalize_decl for all but functions. 2005-09-08 Eric Botcazou * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for the result of a conversion if the new min and max cannot be compared. 2005-09-08 Andreas Krebbel * config/s390/s390.c (s390_sr_alias_set): Variable removed. (override_options): Setting s390_sr_alias_set removed. (save_fpr, save_gprs): Set alias set to vararg or frame. (restore_fpr, restore_gprs, s390_emit_prologue): Replace s390_sr_alias_set with get_frame_alias_set (). (s390_gimplify_va_arg): Replace s390_sr_alias_set with get_varargs_alias_set (). 2005-09-08 Andrew Pinski PR objc/20574 PR objc/19324 * c-parser.c (c_parser_objc_method_definition): If the next token is not "{", error out and don't start the function. 2005-09-08 Andrew Pinski * tree-vrp.c (extract_range_from_expr): Move the check for non nullness after the check for gimple invariant. 2005-09-08 Richard Kenner * tree.c (host_integerp, tree_low_cst): Correct function comment. 2005-09-08 Kazuhiro Inaoka PR target/23747 * config/m32r.md (movmemsi_internal): Canonicalize order of operands in PLUS component of template. 2005-09-07 Andreas Krebbel * reload1.c (fixup_eh_region_note): Remove assertion. (fixup_abnormal_edges): Reverted removal of call to find_many_sub_basic_blocks made on 2005-08-31. 2005-09-07 Richard Henderson * function.c (ARG_POINTER_CFA_OFFSET): Move ... * defaults.h (ARG_POINTER_CFA_OFFSET): ... here. (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c. * dwarf2out.c (struct cfa_loc): Change reg to unsigned int, rearrange for better packing. (INCOMING_FRAME_SP_OFFSET): Move to defaults.h. (lookup_cfa_1): Remove inline marker. (cfa_equal_p): Split out of ... (def_cfa_1): ... here. Use INVALID_REGNUM. (build_cfa_loc): Handle !cfa->indirect. (frame_pointer_cfa_offset): New. (dbx_reg_number): Assert register elimination performed; do leaf register remapping. (reg_loc_descriptor): Avoid calling dbx_reg_number when unused. (eliminate_reg_to_offset): New. (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only for verifiably local stack frame addresses; re-base to CFA. (mem_loc_descriptor): Remove can_use_fbreg argument. (concat_loc_descriptor, loc_descriptor): Likewise. (containing_function_has_frame_base): Remove. (rtl_for_decl_location): Don't do register elimination or leaf register remapping here. (secname_for_decl): Split out from .. (add_location_or_const_value_attribute): ... here. (convert_cfa_to_loc_list): New. (compute_frame_pointer_to_cfa_displacement): New. (gen_subprogram_die): Use them. * tree.h (frame_base_decl): Remove. * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove. (prologue_stack_adjust): Remove. (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET. (adjust_stack_reference): Re-base memories to arg_pointer_rtx. (set_frame_base_location): Remove. (compute_bb_dataflow, emit_notes_in_bb): Don't call it. (dump_attrs_list, dump_dataflow_set): Use string concatenation. (vt_add_function_parameters): Don't eliminate_regs. (vt_initialize): Don't create frame_base_decl. 2005-09-07 Eric Botcazou * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended version of GNU binutils for 4.x and later. 2005-09-06 Mark Mitchell * ggc-page.c (ggc_push_context): Remove. (ggc_pop_context): Likewise. * ggc.h (ggc_push_context): Remove. (ggc_pop_context): Likewise. 2005-09-06 Saurabh Verma PR target/8973 * config/arc/arc.c (arc_output_function_epilogue): Update flags while returning from an interrupt handler. 2005-09-06 Saurabh Verma PR target/8972 * config/arc/arc.c (output_shift): Add check for loop count when optimizing. 2005-09-06 Steven Bosscher * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA form manually. (abs_replacement): Likewise. (pass_phiopt): Remove TODO_update_ssa. 2005-09-06 Jakub Jelinek PR c/23075 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR if "return with no value, in function returning non-void" warning has been issued. * tree-cfg.c (execute_warn_function_return): Don't look at RETURN_EXPRs with TREE_NO_WARNING set. PR target/22362 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm for internal functions doesn't use registers used by global registers variables. Use fewer register parameters if there are global register variables. 2005-09-06 Olivier Hainque Eric Botcazou PR middle-end/14997 * expr.c (expand_expr_real) : Force op0 to mem when we would be extracting outside its bit span (bitpos+bitsize larger than its mode), possible with some VIEW_CONVERT_EXPRs from Ada unchecked conversions. 2005-09-06 Steven Bosscher * tree-ssa-pre.c (try_look_through_load): New function. (compute_avail): Use it to try to look through loads for some more useful expressions. 2005-09-06 Saurabh Verma * simplify-rtx.c (simplify_binary_operation_1): Correct the condition for detecting cases like (a&a) and (a^a). 2005-09-06 Keith Besaw * common.opt: Add option ftree-vect-loop-version. * params.def: Add --param vect-max-version-checks. * doc/invoke.texi: Document ftree-vect-loop-version and --param vect-max-version-checks. * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and may_misalign_stmts and defines for accessors. * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for LOOP_VINFO_MAY_MISALIGN_STMTS. (destroy_loop_vec_info): VEC_free for LOOP_VINFO_MAY_MISALIGN_STMTS. * tree-vect-analyze.c (vect_compute_data_ref_alignment): Update documentation. (vect_update_misalignment_for_peel): New. (vect_enhance_data_refs_alignment): Update to choose loop peeling or loop versioning if appropriate for the (potentially) unaligned data references in the loop. (vect_analyze_data_refs_alignment): Remove call to vect_enhance_data_refs_alignment so the checks can be done earlier. (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment and move up call to vect_analyze_data_refs_alignment. * tree-vect-transform.c (vect_create_cond_for_align_checks): New. (vect_transform_loop): Add call to loop_version. 2005-09-06 Jakub Jelinek PR rtl-optimization/23098 * cse.c (fold_rtx_mem): Call delegitimize_address target hook. * simplify-rtx.c (constant_pool_reference_p): New function. * rtl.h (constant_pool_reference_p): New prototype. * config/i386/i386.md (pushf split, mov[sdx]f split): Use constant_pool_reference_p in condition and avoid_constant_pool_reference in preparation statements. 2005-09-06 Andreas Krebbel * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for STRICT_LOW_PART SETs. 2005-09-06 Alan Modra PR middle-end/21460 * except.c (sjlj_emit_function_enter): Find the function begin note even when it's not in first basic block. 2005-09-06 Kelley Cook * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET, AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND. * aclocal.m4: Regenerate. 2005-09-05 DJ Delorie * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling of macro. 2005-09-06 Kazu Hirata * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c, config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c, config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos. Follow spelling conventions. * doc/invoke.texi: Follow spelling conventions. 2005-09-05 J"orn Rennecke * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare. * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions. * builtins.c (expand_builtin_return_addr): Use gen_frame_mem. 2005-09-05 J"orn Rennecke PR target/23683 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem. (output_stack_adjust): Use gen_tmp_stack_mem. (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem. (sh_set_return_address, sh_allocate_initial_value): Likewise. (sh_get_pr_initial_val): Likewise. (sh_builtin_saveregs): Use gen_frame_mem and change_address. (sh_initialize_trampoline): Likewise. Also use adjust_address. * sh.md (divsi_inv_m0): Use gen_const_mem. (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem. (movdf_i4+1): Use gen_tmp_stack_mem. (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address. (fpu_switch+2): Likewise. (movv4sf_i, movv16sf_i): Use adjust_address. (symGOT_load): Set MEM_NOTRAP_P bit. 2005-09-04 John David Anglin PR target/23721 * pa.c (emit_move_sequence): Fix typo in last change. 2005-09-03 Jakub Jelinek PR rtl-optimization/23454 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p is true. 2005-09-03 Richard Henderson John David Anglin PR middle-end/23671 * pa.c (emit_move_sequence): Use replace_equiv_address instead of gen_rtx_MEM. 2005-09-02 Nicolas Pitre * config/arm/arm.c (arm_legitimize_address): Limit the value passed to bit_count to 32 bits. 2005-08-31 Mark Mitchell PR c++/23167 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when generating synthetic loads from volatile lvalues. 005-09-02 Nick Clifton * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2, __ctzhi2, __clzhi2): New functions. 2005-09-02 Andrew Pinski PR middle-end/23547 * tree-nested.c (struct var_map_elt): Mark with GTY. (struct nesting_info): Mark with GTY. Mark var_map's param is struct var_map_elt. (lookup_field_for_decl): Allocate new element in GC memory. (lookup_tramp_for_decl): Likewise. (convert_nl_goto_reference): Likewise (create_nesting_tree): Allocate info in GC memory. Likewise for info->var_map. (free_nesting_tree): Free with ggc_free instead of free. (root): New static variable. (lower_nested_functions): Remove root as local variable. And zero out root at the end of the function. 2005-09-02 J"orn Rennecke PR rtl-optimization/20365 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg to short. New member ix. (simplify_plus_minus_op_data_cmp): Break ties using ix member. (simplify_plus_minus): Initialize ix members before calling qsort. 2005-09-02 Zdenek Dvorak PR tree-optimization/23626 * tree-cfg.c (replace_uses_by): Clean up eh info. 2005-09-01 DJ Delorie * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug fprintf. 2005-09-01 David Edelsohn * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P. (rs6000_split_multireg_move): Use replace_equiv_address instead of gen_rtx_MEM. 2005-09-01 Craig Rodrigues * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls, do not issue warning for a variable definition following a declaration. 2005-09-01 Richard Henderson PR 23668 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore conversion to CONST_VECTOR. 2005-09-01 Richard Henderson PR 23676 * reload1.c (reload_as_needed): Check !CALL_P before calling fixup_eh_region_note. * rtlanal.c (may_trap_p): SUBREG by itself cannot trap. 2005-09-01 DJ Delorie * varasm.c (output_constant): Let the target resolve conversions of addresses to non-default pointer sizes. 2005-09-01 Nicolas Pitre * config/arm/arm.c (arm_legitimize_address): Split absolute addresses to alow matching ARM pre-indexed addressing mode. (arm_override_options): Remove now irrelevant comment. 2005-09-01 Phil Edwards * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target. * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode. * config/i386/vxworks.h: Likewise. * config/i386/t-vxworksae: New file, for VxWorks AE. * config/i386/vxworksae.h: Likewise. 2005-09-01 Sebastian Pop PR tree-optimization/23410 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the sequence is not wrapping during the first step. 2005-09-01 Jakub Jelinek PR debug/7241 * dwarf2out.c (base_type_die): Compare char_type_node with TYPE_MAIN_VARIANT (type), not type. 2005-09-01 Richard Guenther PR tree-optimization/15366 * common.opt: Add -finline-functions-called-once. Put -fearly-inlining in alphabetically ordered place. * doc/invoke.texi: Document new option. * ipa-inline.c (cgraph_decide_inlining): Honour flag_inline_functions_called_once. 2005-09-01 Jakub Jelinek PR rtl-optimization/23478 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field. (alloc_qty): Initialize it. (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED. (combine_regs): Combine also n_throwing_calls_crossed fields. (find_free_reg): Don't attempt to caller-save pseudos crossing calls that might throw. * global.c (struct allocno): Add throwing_calls_crossed field. (global_alloc): Revert 2005-08-22 change. Initialize throwing_calls_crossed. (find_reg): Don't attempt to caller-save pseudos crossing calls that might throw. 2005-09-01 Alan Modra PR target/23649 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks. (mask64_operand): Reinstate code prior to 2005-06-11 change. (mask64_2_operand): Reinstate code prior to 2004-11-11 change. (and64_2_operand): Tweak to use predicate. (and_operand): Adjust for mask_operand changes. * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11. (print_operand): Likewise. (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand. (mask64_1or2_operand): Delete. * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete. * config/rs6000/rs6000.h (EXTRA_CONSTRAINT ): Revert 2005-06-11. (EXTRA_CONSTRAINT ): Pass operand mode to predicate. (EXTRA_CONSTRAINT ): Disallow mask64_operand matches. * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11. (rotldi3_internal4): Likewise. (rotldi3_internal5, rotldi3_internal5 split): Likewise. (rotldi3_internal6, rotldi3_internal6 split): Likewise. (ashldi3_internal7): Likewise. (ashldi3_internal8, ashldi3_internal8 split): Likewise. (ashldi3_internal, ashldi3_internal9 split): Likewise. (anddi3 split): Don't match mask64_operand. (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate. (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify 't' splitter predicate. (movdi_internal64 + 2): Revert 2005-06-11 change. 2005-08-31 DJ Delorie * config/m32c/m32c.c (m32c_valid_pointer_mode): New. (m32c_asm_integer): Add support for 32 bit pointers. 2005-08-31 Richard Henderson * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through component-like references for setting MEM_NOTRAP_P. * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P. * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise. 2005-08-31 Richard Henderson * expr.c (expand_expr_real_1) : Force subregs into a pseudo before applying gen_lowpart. 2005-08-31 Geoffrey Keating * doc/install.texi (Specific): Update cctools version required for full functionality. * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the linkers as -macosx_version_min. 2005-08-31 J"orn Rennecke PR target/21255 * sh.c (print_operand, %R and %S): Add handling of floating point registers, memory, constants and invalid operands. 2005-08-31 Daniel Berlin * ipa-pure-const.c: Change dump name. 2005-08-31 Uros Bizjak PR target/23570 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint to "reg_or_0_operand". (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand". 2005-08-31 Dale Johannesen * loop-iv.c (iv_number_of_iterations): Fix overflow check for loops that count down. 2005-08-31 Richard Henderson PR rtl-opt/23601 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots. (fixup_eh_region_note): New. (reload_as_needed): Call it. (fixup_abnormal_edges): Allow all throwing insns to be deleted; don't call find_many_sub_basic_blocks; call verify_flow_info. * function.c (assign_stack_local_1): Set MEM_NOTRAP_P. (keep_stack_depressed): Likewise. (assign_stack_temp_for_type): Likewise; use adjust_address_nv. 2005-08-31 Richard Henderson * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for fp return matching. 2005-08-31 Fariborz Jahanian * expr.c (expand_expr_real_1): Compare size of address mode to target's address mode size in deciding expansion of the constant address. 2005-08-31 Richard Guenther PR middle-end/23477 * expr.c (all_zeros_p): New function. (expand_expr_real_1): Handle the case of an all-zero non-addressable constructor separately. 2005-08-31 Adrian Straetling * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change arguments, adjust all callers. (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy. 2005-08-30 Richard Henderson PR target/23630 * expr.c (expand_expr_real_1) : Use gen_lowpart whenever the mode sizes match. 2005-08-31 Alan Modra * calls.c (load_register_parameters): Fix comment typo. * expr.c (emit_push_insn): Comment formatting. 2005-08-30 Ian Lance Taylor * config/i386/x-cygwin (host-cygwin): Change dependency from hosthooks-def.h to $(HOSTHOOKS_DEF_H). 2005-08-29 Geoffrey Keating * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify parts of 'vals'. 2005-08-29 Andrew Pinski PR middle-end/23408 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the call to ggc_collect. 2005-08-29 Paolo Bonzini PR bootstrap/21268 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the beginning. Remove $(INCLUDES) from all the rules, if following $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS). 2005-08-29 Jakub Jelinek PR middle-end/23484 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk, fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is not constant, but maxlen is, don't set len to maxlen, rather set maxlen to len if len is a constant. 2005-08-29 Zdenek Dvorak PR tree-optimization/23475 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies and counts. 2005-08-28 Daniel Berlin Fix PR middle-end/22455 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size. Checksum only the parts of the tree that exist for the tree code. 2005-08-28 Dale Johannesen * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO. 2005-08-28 Andrew Pinski * tree-vrp.c: Remove obsolete comment in front of vrp_initialize. 2005-08-28 Richard Henderson * stor-layout.c (finalize_type_size): Revert workaround from 08-26. * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment of char_type_node. 2005-08-28 Jakub Jelinek PR ada/23593 * builtins.c (get_memory_rtx): Don't strip nops in between COMPONENT_REFs. 2005-08-27 Andrew Pinski PR middle-end/23463 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized types. (gimplify_modify_expr): Check for zero sized types and gimplify the rhs and lhs as statements. 2005-08-27 John David Anglin PR libgcj/23508 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame state for return address column of signal frames. 2005-08-27 David Edelsohn PR target/23539 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when bytes >= 2 not bytes == 2. (expand_block_move): Same. 2005-08-27 Richard Guenther PR target/23575 * config/i386/sse.md (sse2_movsd): Add missing closing braces. 2005-08-27 Paul Brook * genrecog.c (enum decision_type): Add DT_num_insns. (struct decision_test): Add u.num_insns. (add_to_sequence): Add DT_num_insns test. (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns. (write_cond, debug_decision_2): Ditto. (change_state): Assume peep2_next_insn never fails. Remove "afterward" argument. (write afterward, write_tree): Update to match. * recog.c (peep2_current_count): New variable. (peep2_next_insn): Check it. (peephole2_optimize): Set peep2_current_count. * recog.h (peep2_current_count): Declare. 2005-08-26 Josh Conner PR middle-end/23584 * ipa-pure-const.c (check_tree): Check for volatile-ness when considering a dereference. 2005-08-27 Jakub Jelinek * rtl.h (MEM_IN_STRUCT_P): Fix comment typo. 2005-08-26 Jakub Jelinek PR rtl-optimization/23561 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless at most LEN bytes long memory fits into the field. (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr, expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp, expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers. 2005-08-26 Richard Henderson PR rtl-opt/23560 * loop.c (biased_biv_may_wrap_p): New. (maybe_eliminate_biv_1): Use it to suppress non-equality comparison transformations. Delete disabled code. 2005-08-26 Ian Lance Taylor * combine.c (make_extraction): Avoid reference outside object. 2005-08-26 J"orn Rennecke * stor-layout.c (finalize_type_size): Restore behaviour for non-aggregate types to the status quo ante of the patch for pr 23467. Document why it matters. 2005-08-26 Jakub Jelinek PR c/23506 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types array by one element, initialize the BT_LAST element with NULL. 2005-08-26 David Edelsohn * config/rs6000/rs6000.md (eq_compare): Only enable when optimizing for size. (plus_eqsi): Same. (compare_plus_eqsi): Same. (plus_eqsi_compare): Same. (neg_eq0): Same. (neg_eq): Same. * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to PROCESSOR_POWER4. 2005-08-26 Nick Clifton * config/v850/v850.c (ep_memory_operand): Return FALSE if TARGET_EP is not defined. * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if TARGET_EP is enabled. (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing. * config/v850/v850.md (save_all_interrupt): Only use the EP register if TARGET_EP is defined. (restore_all_interrupt): Likewise. * config/v850/lib1funcs.asm: Update functions so that the EP register is only used if __EP__ is defined. 2005-08-26 David Ung * config/mips/mips.c (mips_expand_prologue): Handle case when generating for MIPS16 and the outgoing argument area is more than SMALL_OPERAND. Use the frame pointer as temporary to generate the add instruction. 2005-08-26 Paul Woegerer * config/crx/crx.md: Make doloop_end pattern usage controllable via mloop-nesting= command line switch. Make sure the combiner cannot use doloop_end_ in an illegal way. * config/crx/crx.c: Use regs up to r6 for argument passing. Refine crx_address_cost (non cst4 displacements are expensive). * config/crx/crx.opt: Add switch for mloop-nesting=. 2005-08-26 Adrian Straetling * config/s390/s390.md: ("movstr", "*movstr"): Add patterns. (UNSPEC_MVST): New constant. 2005-08-26 Andreas Krebbel * config/s390/predicates.md ("shift_count_operand", "setmem_operand"): Reject operands containing eliminable registers. * testsuite/gcc.dg/20050825-1.c: New testcase. 2005-08-24 Paolo Bonzini Jan Hubicka * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links. 2005-08-24 Paolo Bonzini PR tree-optimization/23546 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST and REAL_CST nodes. 2005-08-24 Pete Steinmetz * params.def (PARAM_MIN_SPEC_PROB): New. * sched-rgn.c (MIN_PROBABILITY): Delete. (compute_trg_info): Convert to PARAM_VALUE. * doc/invoke.texi (param): Document min-spec-prob. 2005-08-24 Fariborz Jahanian * config/darwin.h: define __PIC__ * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to TARGET_OS_CPP_BUILTINS macro. 2005-08-24 Paolo Bonzini * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added yesterday. 2005-08-24 Zdenek Dvorak * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument to duplicate_block. * cfghooks.c (duplicate_block): Added position where to place new block as argument. * cfghooks.h (duplicate_block): Declaration changed. * cfglayout.c (copy_bbs): Add argument after. Pass it to duplicate_block. * cfglayout.h (copy_bbs): Declaration changed. * cfgloop.h (loop_version): Declaration changed. * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass position to copy_bbs. (loop_version): Pass position to duplicate_loop_to_header_edge. Add place_after argument and position new blocks according to it. * modulo-sched.c (sms_schedule): Pass place_after argument to loop_version. * tracer.c (tail_duplicate): Pass argument to duplicate_block. * tree-cfg.c (split_edge_bb_loc): New function. (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc to determine position of new blocks. * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument to loop_version. * tree-ssa-threadupdate.c (create_block_for_threading): Pass argument to duplicate_block. * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Pass position to copy_bbs. 2005-08-24 Zdenek Dvorak * fold-const.c (ptr_difference_const): Use cst_and_fits_in_hwi instead of host_integerp. 2005-08-24 Paolo Bonzini * config/darwin.c (gen_pic_offset): New. (machopic_indirect_data_reference, machopic_legitimize_pic_address): Use it. 2005-08-23 Zdenek Dvorak PR tree-optimization/23486 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals. 2005-08-23 Phil Edwards * config.gcc (*-*-vxworks*): Update tm_file, add extra_options, remove use_collect2. (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target. * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target configuration files to override the default value. * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO, EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS. * config/vx-common.h: New file, split out from... * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode. * config/vxworksae.h: New file, for VxWorks AE. * config/vxworks.opt: New file. * config/vxlib.c: Update for VxWorks 6. * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust other MULTILIB_* variables appropriately. (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm. * config/rs6000/t-vxworksae: New file, adjust multilibs for AE. * config/rs6000/vxworks.h: Update for VxWorks 6. * config/rs6000/vxworksae.h: New file, mostly placeholder for now. 2005-08-23 Andrew Pinski PR target/20799 * config/darwin.c (machopic_select_section): Remove the hack to mark "::operator new" and "::operator delete" for coalescing even though they are not weak. 2005-08-24 Alan Modra * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch. * configure: Regenerate. 2005-08-23 Paolo Bonzini PR middle-end/23517 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert between vectors. * convert.c (convert_to_integer, convert_to_vector): Likewise. * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1): Likewise. 2005-08-23 Paolo Bonzini * config/rs6000/predicates.md (equality_operator): New. * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for comparison with a large constant. 2005-08-23 Mark Mitchell * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT. 2005-08-23 J"orn Rennecke * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp registers is even, and we have a hardware double precision fp, align the buffer. (sh_gimplify_va_arg_expr): For floating point arguments, consider size of current argument when checking if argument was passed in registers. * sh.c (sh_attr_renesas_p): Handle error_mark_node. PR middle-end/23467 * stor-layout.c (finalize_type_size): Dont override existing alignment with a smaller alignment from the mode. 2005-08-23 Sebastian Pop * lambda-code.c (lambda_vector_lexico_pos): Moved... * lambda.h (lambda_vector_lexico_pos): ... here. * tree-data-ref.c (build_classic_dist_vector): Return false when the distance vector is lexicographically negative. 2005-08-23 Sebastian Pop PR tree-optimization/23511 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE. 2005-08-23 Jakub Jelinek PR tree-optimization/22043 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument. * expr.c (count_type_elements): Add ALLOW_FLEXARR argument. If ALLOW_FLEXARR, handle types ending with flexible array member. Pass false as second argument to recursive count_type_elements calls. (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second argument to count_type_elements call. * tree-sra.c (decide_block_copy): Likewise. * gimplify.c (gimplify_init_constructor): If num_type_elements < 0 for a constant-sized object, set cleared as well. Pass true as second argument to count_type_elements call. 2005-08-23 Alan Modra PR target/21571 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename from legitimate_small_data_p, and make global. Update use. Remove forward declaration. * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p): Declare. * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems. 2005-08-23 David Edelsohn * config/rs6000/rs6000.md (eq): Use output operand instead of scratch intermediates. (eq_compare): Same. (neg_eq0): New. (neg_eq): Convert to define_insn_and_split. 2005-08-23 Alan Modra PR target/23070 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to stdarg functions, set/clear the fp marker even when no variable args are passed. * config/rs6000/sysv4.opt (mprototype): Describe. 2005-08-22 Jakub Jelinek PR rtl-optimization/23478 * regs.h (reg_info): Add throw_calls_crossed. (REG_N_THROWING_CALLS_CROSSED): Define. * flow.c (allocate_reg_life_data): Initialize REG_N_THROWING_CALLS_CROSSED. (propagate_one_insn, attempt_auto_inc): Update REG_N_THROWING_CALLS_CROSSED. * global.c (global_alloc): Don't allocate pseudos across calls that may throw. 2005-08-22 Andrew Pinski PR c/18715 * c-common.c (c_do_switch_warnings): Look for a node where the enum's value is inbetween the range if we did not find an exact match. 2005-08-22 Aldy Hernandez * doc/invoke.texi (Option Summary): Add ms1 options. * doc/extend.texi: Document interrupt handler attribute for ms1. * doc/md.texi: Document ms1 constraints. * config.gcc: Add ms1-*-elf. * config/ms1/ms1.h: New. * config/ms1/ms1.c: New. * config/ms1/ms1.md: New. * config/ms1/ms1-protos.h: New. * config/ms1/ABI.txt: New. * config/ms1/crti.asm: New. * config/ms1/crtn.asm: New. * config/ms1/lib2extra-funcs.c: New. * config/ms1/t-ms1: New. * config/ms1/ms1.opt: New. 2005-08-22 Ira Rosen * config/rs6000/altivec.md (xorv4sf3): New. (negv4sf2, neg2): Likewise. 2005-08-21 H.J. Lu PR target/23485 * config/ia64/ia64.md (divsi3): Check divide by zero. (udivsi3): Likewise. (divdi3): Likewise. (udivdi3): Likewise. 2005-08-21 Jakub Jelinek * simplify-rtx.c (simplify_immed_subreg) : Only clear up to elem_bitsize bits, not max_bitsize. 2005-08-21 Sebastian Pop PR tree-optimization/23433 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a REAL_CST when the type is SCALAR_FLOAT_TYPE_P. 2005-08-21 Sebastian Pop PR tree-optimization/23434 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when the iteration bound is not an INTEGER_CST. 2005-08-21 Dorit Nuzman * tree-vect-transform.c (get_initial_def_for_reduction): Set need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to NULL if need_epilog_adjust is false. (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed. Case 3 always peels first itration, not just for PLUS case, and no need to use scalar_initial_def here. Create an epilog adjustment only if scalar_initial_def is not NULL. (vectorizable_reduction): Remove assert. 2005-08-20 H.J. Lu PR target/23485 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero. (__moddi3): Likewise. (__udivdi3): Likewise. (__umoddi3): Likewise. (__divsi3): Likewise. (__modsi3): Likewise. (__udivsi3): Likewise. (__umodsi3): Likewise. 2005-08-20 Jakub Jelinek * tree-pass.h (TDF_GRAPH): Define. * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all". * passes.c (finish_optimization_passes): Only call finish_graph_dump_file if TDF_GRAPH is set. (execute_one_pass): Only call clean_graph_dump_file if dump_file != NULL. Set TDF_GRAPH bit. (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set. 2005-08-20 Richard Earnshaw * arm.h (arm_stack_offsets): Add locals_base field. * arm.c (arm_get_frame_offsets): Compute it. (thumb_compute_initial_elimination offset): Make the Thumb frame pointer point to the base of the local variables. (thumb_expand_prologue): Update accordingly. (thumb_expand_epilogue): Likewise. * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change mode of clobbered scratch to DImode. Handle a case that's known to need this. 2005-08-19 David Edelsohn * config/rs6000/rs6000.md (gt0): Delete. (gt0_compare): Delete. (neg_gt0): Delete. 2005-08-19 Eric Christopher * optabs.h: Change CTI_ to COI_. * optabs.c: Ditto. 2005-08-19 James E Wilson * builtins.c (expand_builtin_return_addr): Set current_function_accesses_prior_frames when count != 0. Use frame_pointer_rtx when count == 0. * function.h (struct function): Add accesses_prior_frames field. (current_function_accesses_prior_frames): Define. * reload1.c (init_elim_table): Check current_function_accesses_prior_frames. * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs. 2005-08-19 Diego Novillo * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change indicator. Return true if the flowgraph changed during cleanup. 2005-08-19 Diego Novillo PR 23476 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the conditional expression before testing its value. 2005-08-19 Diego Novillo * doc/invoke.texi: Fix documentation for -ftree-dominator-opts. 2005-08-19 Devang Patel PR tree-optimization/23048 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as third parameter. Check whether latch is dominated by exit block or not. (if_convertible_loop_p): Supply exit block itself to if_convertible_bb_p. 2005-08-19 Richard Earnshaw PR target/23473 * arm.md (arm_load_pic_register): Change argument to the mask of saved registers. Call thumb_find_work_register if we need a scratch register on Thumb. (arm_expand_prologue): Pass empty register set to arm_load_pic_register. (thumb_expand_prologue): Pass live_regs_mask directly to arm_load_pic_register. * arm-protos.h (arm_load_pic_register): Update prototype. 2005-08-19 J"orn Rennecke * sh.c (find_sole_member): New function. (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch if the record's alignment is larger than the size of its only member. 2005-08-19 Richard Earnshaw PR target/23436 * arm.c (thumb_legitimize_reload_address): New function. * arm-protos.h (thumb_legitimize_reload_address): Add prototype. * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it. 2005-08-19 Paul Woegerer * config/crx/crx.c: Implement crx_decompose_address. Reject symbolic displacements since CRX register relative adressing mode can't handle unsigned 32-bit values as displacements. * config/crx/crx.h: Simplify definitions, remove redundant parenthesis and obsolete macros. * config/crx/crx.opt: Add new switch for debugging addresses. * config/crx/crx-protos.h: Add new declarations for above. 2005-08-19 Andrew Pinski PR middle-end/20624 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by looking past it. 2005-08-18 Kaveh R. Ghazi * collect2.c (dup2): Delete. * configure.ac: Don't check for dup2. * config.in, configure: Regenerate. 2005-08-18 J"orn Rennecke * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE record with the type of its only member. 2005-08-18 David Edelsohn * config/rs6000/rs6000.md (ltu_compare): Convert to define_insn_and_split. (plus_ltu_compare): Same. (gtu_compare): Same. (plus_gtu_compare): Same. 2005-08-18 Dorit Nuzman PR tree-optimization/22228 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to todo_flags_start. * tree-vect-transform.c (vect_transform_loop): Mark the variables that are recorded in vect_vnames_to_rename for renaming. * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap. (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming in vect_vnames_to_rename. (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap. * tree-vectorizer.h (vect_vnames_to_rename): New extern variable. 2005-08-18 Jan Hubicka PR c++/22034 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug info only for local statics, not for member variables. 2005-08-18 Volker Reichelt * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo. 2005-08-18 Volker Reichelt * c-typeck.c (designator_errorneous): Rename to designator_erroneous. 2005-08-18 Andrew Pinski PR middle-end/16045 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time. 2005-08-17 James E Wilson * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in array size check. 2005-08-17 David Edelsohn * config/rs6000/rs6000.md (leu): Convert to mode macro. (leu_compare): Same. (plus_leu): Same. (neg_leu): Same. (and_neg_leu_compare): Same. (plus_ltu): Same. (geu): Same. (geu_compare): Same. (plus_geu): Same. (neg_geu): Same. (and_neg_geu): Same. (plus_gt): Same. (gtu_compare): Same. (plus_gtu): Same. 2005-08-17 Erik Christiansen * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos. Move call_table_data to end. Delete spurious .text. (callt_save_all_interrupt): Fix comment typo. 2005-08-17 James E Wilson Kevin Winchester PR target/21684 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0. 2005-08-17 Uros Bizjak PR target/23268 * config/i386/i386.md ("*fist2_1"): New pattern. ("lrint2"): Change expander to use "*fist2_1" pattern. 2005-08-17 J"orn Rennecke * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE record with the type of its only member if the modes don't match. * varasm.c (decode_reg_name): Skip empty additional register names. 2005-08-16 Zdenek Dvorak * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name, lsm_tmp_name_length): New. (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions. (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp". 2005-08-16 Ulrich Weigand Andreas Krebbel * config.gcc: Added z9-109 switch. * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl", "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi", "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other", "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf", "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable for "z9_109" cpu attribute. * config/s390/s390.c (z9_109_cost): New processor cost structure. (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros. (s390_handle_arch_option): Added z9-109 switch. (override_options): Set respective cost function for z9-109. (s390_const_ok_for_constraint_p): New constraints Os, Op, On. (legitimate_reload_constant_p): Accept extended immediates. (print_operand): Three new output modifiers added: k, m and o. (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990. (s390_output_mi_thunk): Use extended immediate when possible. * config/s390/s390.h (processor_flags): Added PF_EXTIMM. (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros. (CONSTRAINT_LEN): Added length of O constraint. (CLZ_DEFINED_VALUE_AT_ZERO): Definition added. * config/s390/s390.md ("cpu"): New value z9_109 added. ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm", "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm", "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm", "*zero_extendsi2_extimm", "*anddi3_extimm", "*iordi3_extimm", "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns. ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2", "*zero_extendsi2_64", "zero_extendqihi2", "*zero_extendqihi2_64", "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM. ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu", "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc", "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc", "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3", "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc", "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly", "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended immediates. ("extenddi2", "extendsi2", "zero_extenddi2", "zero_extendsi2"): Allow memory operands and don't manually emit insns for TARGET_EXTIMM. 2005-08-17 Andreas Krebbel * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options. 2005-08-17 Nick Clifton * config/stormy16/stormy16.c (xstormy16_encode_section_info): Call default_encode_section_info. 2005-08-17 Steven Bosscher PR tree-optimization/21574 * tree-ssa-ccp.c (likely_value): If the right hand side is a constant, return CONSTANT. (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal. (ccp_fold, visit_assignment): Likewise. (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way. 2005-08-16 James A. Morrison * c-typeck.c (build_function_call): Call fold_buildN_initializer or fold_buildN instead of buildN then fold_initializer or fold. (build_unary_op): Likewise. (build_binary_op): Likewise. * fold-const.c (fold_initializer): Remove. (fold_build1_initializer): New function. (fold_build2_initializer): New function. (fold_build3_initializer): New function. * tree.h (fold_initializer): Remove. (fold_build1_initializer): New function. (fold_build2_initializer): New function. (fold_build3_initializer): New function. 2005-08-16 James A. Morrison * fold-const.c (optimize_bit_field_compare): Remove extra fold call. (try_move_mult_to_index): Call fold_build2 instead of build2. (fold_binary): Don't call fold after calls to try_move_mult_to_index. * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of fold_binary_to_constant. (infer_loop_bounds_from_undefined): Call fold_build2 instead of fold (build. * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to check if A == gcd (A, B). Remove TYPE argument. (analyze_offset) Use fold_build2 instead of fold (build. (create_data_ref): Likewise. (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p. * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2 then fold. 2005-08-17 Kelley Cook * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c, ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address. 2005-08-16 Andrew Pinski PR tree-opt/23402 * gimplify.c (zero_sized_type): New function. (gimplify_modify_expr_rhs): If we have a zero sized type, replace the statement with an empty statement. 2005-08-16 H.J. Lu * config/i386/crtfastmath.c (set_fast_math): Add "=m" for fxsave. 2005-08-16 Ian Lance Taylor * doc/tm.texi (Label Output): Correct typo. 2005-08-16 Steven Bosscher PR target/23376 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that force_operand will work later on using have_insn_for. 2005-08-16 Volker Reichelt * fold-const.c (tree_expr_nonnegative_p): Regroup cases. 2005-08-16 Ian Lance Taylor PR c++/23337 * gimplify.c (gimplify_init_ctor_eval): If we see an element of vector type, don't try to construct it element by element. Add an assertion that we use a FIELD_DECL when building a COMPONENT_REF. 2005-08-16 Volker Reichelt * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR. 2005-08-16 Geoffrey Keating * doc/invoke.texi (Precompiled Headers): Document some more options which are known to be safe. 2005-08-16 James E Wilson PR tree-optimization/21105 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in TREE_OVERFLOW check. 2005-08-16 David Edelsohn * config/rs6000/rs6000.md (ltu): Convert to mode macro. (neg_ltu): Same. (gtu): Same. (neg_gtu): Same. 2005-08-16 Volker Reichelt * builtins.c (expand_builtin_strcat): Remove superfluous call to fold. (fold_builtin_isdigit): Use fold_buildN. (build_function_call_expr): Likewise. * c-typeck.c (c_finish_loop): Likewise. 2005-08-16 J"orn Rennecke Richard Shann PR middle-end/20396: * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account. 2005-08-16 Sebastian Pop * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment. 2005-08-15 Richard Earnshaw PR target/23355 * arm.c (thumb_compute_save_reg_mask): Use similar logic to arm_compure_save_reg0_reg12_mask to determine when the PIC register must be saved. 2005-08-15 John David Anglin PR middle-end/23369 * fold-const.c (build_range_check): Disable optimization for function pointer expressions on targets that require function pointer canonicalization. 2005-08-15 Ulrich Weigand * simplify-rtx.c (simplify_const_relational_operation): When extracting arguments of a COMPARE, recompute the mode as well. 2005-08-15 Ian Lance Taylor * tree.c (build_string): Mark tree CONSTANT and INVARIANT. 2005-08-15 DJ Delorie * config/m32c/mov.md (movqi_op): Immediates can't be moved to the stack. (movsi_splittable): Allow, but split, moves to the stack. * config/m32c/m32c.c (m32c_split_move): Always split moves to the stack. 2005-08-15 Kaveh R. Ghazi * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete. * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR. * system.h (HOST_PTR_PRINTF): Don't define, poison it. * bitmap.c, c-decl.c, config/i386/i386-interix.h, config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c: Delete HOST_PTR_PRINTF. * configure, config.in: Regenerate. 2005-08-15 David Edelsohn * config/rs6000/rs6000.md (QHSI): New mode macro. (wd): Extend mode attr for QImode and HImode (dbits): New mode attr. (zero_extenddi2): Convert to mode macro. 2005-08-15 Steve Ellcey PR target/21841 * doc/invoke.texi (-mgnu-ld): Update description. (-mhp-ld): Ditto. 2005-08-15 Sebastian Pop PR 23391 * Makefile.in (tree-chrec.o): Depends on real.h. * tree-chrec.c: Include real.h. (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly, chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P. * tree-scalar-evolution.c (add_to_evolution_1, interpret_rhs_modify_expr): Ditto. 2005-08-15 Sebastian Pop PR 23386 * tree-data-ref.c (estimate_niter_from_size_of_data): When step is negative compute the estimation from init downwards to zero. 2005-08-14 James A. Morrison * fold-const (fold_binary): Call fold_build2 instead of fold (build. 2005-08-14 Ulrich Weigand * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P' constraint. (legitimate_reload_constant_p): Fix handling of lliXX operands. Accept double-word constants that can be split. * config/s390/s390.md ("movti"): Use 'P' constraint. ("*movdi_31", "*movdf_31"): Likewise. 2005-08-14 Daniel Berlin Fix PR tree-optimization/22615 * tree-ssa-structalias.c (solution_set_add): Handle first_vi_for_offset returning NULL. (do_da_constraint): Ditto. (do_sd_constraint): Ditto. (do_ds_constraint): Ditto (find_func_aliases): Ditto. (build_constraint_graph): RHS is allowed be ANYTHING. (first_vi_for_offset): Return NULL if we couldn't find anything at the offset. 2005-08-14 Ulrich Weigand * config/s390/s390.c (s390_canonicalize_comparison): Prefer register over memory as first operand. 2005-08-14 H.J. Lu PR target/23360 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is available for setting it. 2005-08-14 Ira Rosen PR tree-optimization/23320 * tree-data-ref.c (base_addr_differ_p): Add comment. Check data-refs' types instead of base object nullness. Add check for pointer type data-refs before first location comparison. Remove assert. 2005-08-14 Andreas Schwab * doc/md.texi (Machine Constraints): Fix misplaced @end table. 2005-08-13 James E Wilson * doc/cpp.texi (__SSP__, __SSP_ALL__): Document. * doc/invoke.texi (-Wstack-protector, -fstack-protector, -fstack-protector-all, --param ssp-buffer-size): Document. (-Wvariadic-macros): Alphabetize. (-fsched-stalled-insns-dep): Add missing 'f'. * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect macros. 2005-08-13 David Edelsohn * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed or indirect address operand. (EXTRA_ADDRESS_CONSTRAINT): New. * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a". 2005-08-13 Sebastian Pop PR tree-optimization/22236 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print successors and predecessors. * tree-chrec.c (chrec_convert): Before converting, check that sequences don't wrap. * tree-data-ref.c (compute_estimated_nb_iterations): Moved ... (analyze_array): Extern. (find_data_references_in_loop): Remove call to compute_estimated_nb_iterations. * tree-data-ref.h (analyze_array): Declared. * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand, single_ssa_def_operand, zero_ssa_operands): Fix documentation. * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter. * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry condition. * tree-ssa-loop-ivcanon.c: Fix documentation. * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note. * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here. (infer_loop_bounds_from_undefined): New. (estimate_numbers_of_iterations_loop): Use infer_loop_bounds_from_undefined. (used_in_pointer_arithmetic_p): New. (scev_probably_wraps_p): Pass an extra parameter. Call used_in_pointer_arithmetic_p. Check that AT_STMT is not null. (convert_step): Fix documentation. * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters. Use initial_condition_in_loop_num and evolution_part_in_loop_num instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to scev_probably_wraps_p. 2005-08-13 Ulrich Weigand * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change. (s390_register_info): Ignore clobbered_regs information for fixed registers, and only fixed registers. (s390_init_frame_layout): Remove redundant call. 2005-08-12 Gerald Pfeifer * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to description of -Wold-style-casts. 2005-08-12 Andreas Krebbel Jakub Jelinek * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define. * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added. * config/s390/s390.c (print_operand): New output modifier 'G' added. (get_thread_pointer): Renamed to s390_get_thread_pointer. * config/s390/s390.md (stack_protect_set, stack_protect_test): If TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))). (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants. ("stack_protect_set", "stack_protect_test"): New expanders. ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi", "stack_protect_testdi"): New insn definitions. 2005-08-12 Andreas Krebbel * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K. 2005-08-12 Paul Brook * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set. 2005-08-12 Andreas Krebbel * config/s390/predicates.md (setmem_operand): New predicate. (shift_count_operand): Accept ANDs with special constants as operand. * config/s390/s390.c (print_shift_count_operand): Skip ANDs with special constants. * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced shift_count_operand with setmem_operand. 2005-08-12 Andreas Krebbel * config/s390/s390.c (s390_extract_part, s390_single_part): Type cast added. (s390_const_ok_for_constraint_p): Added SImode to the N constraint. (s390_output_mi_thunk): Don't use lg on 31 bit. * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy. ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH. 2005-08-12 Andreas Krebbel * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros. (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p, s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue, s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P with one of the new macros. 2005-08-12 Andreas Krebbel * config/s390/s390.c (s390_split_branches, s390_init_frame_layout): Don't set save_return_addr_p. (s390_register_info): Make clobbered_regs not depending on save_return_addr_p. 2005-08-12 Kaz Kojima * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }. (LINK_COMMAND_SPEC): Add space after %(link_ssp). 2005-08-11 James E. Wilson * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New. 2005-08-11 Jakub Jelinek * dwarf2out.c (add_location_or_const_value_attribute): Prefer locations gathered by var-tracking in single entry loc_list over loc_descriptor_from_tree. * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument, pass it down to loc_descriptor. (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor. (containing_function_has_frame_base): Move earlier in the file. (loc_descriptor_from_tree_1): Use containing_function_has_frame_base instead of always assuming fbreg can't be used. 2005-08-11 David Edelsohn * config/rs6000/altivec.md: Change constraint "m" to "Z". * config/rs6000/predicates.md (indexed_or_indirect_operand): Accept address wrapped in AND for Altivec. * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Strip AND wrapping offset address for Altivec. 2005-08-11 Richard Henderson PR middle-end/23312 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE before using TYPE_IS_SIZETYPE. 2005-08-11 Richard Henderson PR target/22225 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for insn types not present on ev4. (alphaev5_insn_pipe): Similarly. 2005-08-11 Richard Earnshaw PR target/23250 * arm.c (arm_override_options): If the user has selected callee-super- interworking, then enable normal interworking. 2005-08-11 Rainer Orth * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before redefinition. 2005-08-11 Wu Zhou * doc/rtl.texi: Fix two typos. 2005-08-11 Richard Guenther PR target/23289 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle cases where we call to/from functions returning void. 2005-08-10 James A. Morrison PR c++/23225 * tree.c (build_pointer_type_for_mode): Robustify. 2005-08-10 James E Wilson * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete. * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to "cum->". 2005-08-10 Eric Christopher * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite. * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use V2DFmode. 2005-08-10 Andrew Pinski PR target/21887 * config/darwin.c (machopic_indirect_data_reference): Use a new register for the high part when generating dynamic-no-pic code. 2005-08-10 H.J. Lu * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file. (x86_64-*-linux*): Likewise. * config/i386/crtfastmath.c: New file. * config/i386/t-crtfm: Likewise. * config/i386/linux.h (ENDFILE_SPEC): New. * config/i386/linux64.h (ENDFILE_SPEC): Likewise. * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o. 2005-08-10 Dorit Nuzman * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus): (vec_shl, vec_shr): Document new operations. * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment. 2005-08-10 David Edelsohn * config/rs6000/predicates.md (indexed_or_indirect_address): New. * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and change predicate to indexed_or_indirect_address. 2005-08-10 Richard Sandiford * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases. * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv, __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4 and __aeabi_uwrite8. * config/arm/unaligned-funcs.c: New file. * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c. 2005-08-09 Paolo Bonzini * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks): Add dump. * cfglayout.c (pass_insn_locators_initialize): Add dump. * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): Add dump. * except.c (pass_convert_to_eh_region_ranges): Add dump. * final.c (pass_shorten_branches): Add dump. * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump. (pass_life): Rename dump. (rest_of_handle_flow2): Remove initial verify_flow_info. * function.c (pass_instantiate_virtual_regs): Add dump. * integrate.c (pass_initial_value_sets): Add dump. * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump. * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump. (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop, pass_rtl_unroll_and_peel_loops): Rename dump and add gate. (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop, gate_rtl_unrool_and_peel_loops): New. (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops, rtl_doloop): Do not look at flags. * mode-switching.c (pass_mode_switching): Add dump. * recog.c (pass_split_all_insns, pass_split_for_shorten_branches, pass_split_before_regstack): Add dump. * regmove.c (pass_stack_adjustments): Add dump. * tree-optimize.c (pass_fixup_cfg): Add dump. 2005-08-10 Kazuhiro Inaoka PR 23309 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when deciding which instruction sequence to use. 2005-08-09 Dorit Nuzman * tree-vect-transform.c (vect_create_epilog_for_reduction): Set BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs. 2005-08-09 Richard Guenther * c-common.c (builtin_function_2): Remove. (def_builtin_1): New function. (c_common_nodes_and_builtins): Use def_builtin_1 to build builtin functions. 2005-08-09 Jie Zhang * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define. * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define. * config/bfin/bfin.c (bfin_return_in_memory): Update to really match Visual DSP. 2005-08-09 James A. Morrison * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use fold_binary instead of fold_build2 since we don't care about the resulting tree. (loop_niter_by_eval): Likewise. (compare_trees): Likewise. (proved_non_wrapping_p): Likewise. 2005-08-09 James A. Morrison PR c/23161 PR c/23165 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see if the if is really empty. 2005-08-09 Steven Bosscher PR tree-optimization/23234 * tree-ssa-math-opts.c (place_reciprocal): New enum. (execute_cse_reciprocals_1): Replace the 'phi' argument with an argument of the new enum. (execute_cse_reciprocals): Add reciprocals for function arguments on the unique successor edge of the entry block. Update other calls to execute_cse_reciprocals_1. 2005-08-08 Richard Henderson PR 22439 * gimplify.c (gimplify_one_sizepos): Preserve the original type. 2005-08-08 Bob Wilson * expr.c (write_complex_part): Return after handling MEM. 2005-08-08 Josh Conner PR rtl-optimization/23241 * combine.c (simplify_comparison): Fix error in determining whether to lift a subreg from comparison. 2005-08-08 David Edelsohn PR target/18506 * config/rs6000/altivec.md (vec_init): New. (vec_set): New. (vec_extract): New. * config/rs6000/rs6000.c (rs6000_expand_vector_init): New. (rs6000_expand_vector_set): New. (rs6000_expand_vector_extract): New. (rs6000_legitimate_offset_address_p): Offset addresses are valid for Altivec modes before reload. (altivec_expand_vec_init_builtin): New. (get_element_number): New. (altivec_expand_vec_set_builtin): New. (altivec_expand_vec_ext_builtin): New. (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext builtins. (altivec_init_builtins): Init vec_init, vec_set, and vec_ext builtins. * config/rs6000/rs6000.h (rs6000_builtins): Add ALTIVEC_BUILTIN_VEC_INIT_, ALTIVEC_BUILTIN_VEC_SET_, ALTIVEC_BUILTIN_VEC_EXT_. * config/rs6000/rs6000-protos.h: Declare new functions. 2005-08-08 Jan Hubicka * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode. (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode. * i386.md (movdi*): Use pic_32bit_operand. * predicates.md (pic_32bit_operand): New. 2005-08-08 Nathan Sidwell PR c++/21166 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible. 2005-08-07 James A. Morrison * tree-vrp.c (simplify_div_or_mod_using_range): Use build2. (test_for_singularity): Use fold_build2. 2005-08-07 John David Anglin * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound. 2005-08-07 Danny Smith * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define. (COMMON_ASM_OP) Define. * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED (ix86_encode_section_info): Likewise. (TARGET_ENCODE_SECTION_INFO): Conditionally define as SUBTARGET_ENCODE_SECTION_INFO. 2005-08-06 Richard Henderson PR 21894 * tree-nested.c (convert_local_reference): Save and restore val_only around component_ref and friends. Clear walk_subtrees by default. 2005-08-06 Peter O'Gorman PR 21366 * gcc.c (process_command): Check the argument to -b has a dash. * doc/invoke.texi: Update -b and -V docs. 2005-08-06 James E Wilson * config/mips/cross64.h, config/mips/t-cross64: Delete. 2005-08-06 Michael Matz * genattrtab.c (write_attr_get, write_attr_case): Use insn_code member only if only one insn is associated with the value. 2005-08-06 Nick Clifton * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100): New define. (ASM_OUTPUT_LABELREF): Delete - it is no longer needed. * config/stormy16/stormy16.c (xstormy16_below100_symbol): Check symbol flags instead of symbol name mangling. (xstormy16_asm_output_aligned_common): Likewise. Also simplify code since the bss100_section cass is the only case where the below100 code will be triggered. (xstormy16_encode_section_info): Encode below100 attribute using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling the name. (xstormy16_strip_name_encoding): Delete - this function is no longer needed. (TARGET_STRIP_NAME_ENCODING): Undefine. * config/stormy16/stormy16-protos.h: Delete prototype for xstormy16_strip_name_encoding. 2005-08-06 Kazu Hirata * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c, config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c, tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h, config/linux.h, config/alpha/alpha.h, config/alpha/linux.h, config/alpha/predicates.md, config/arc/arc.h, config/arm/arm.h, config/arm/ieee754-df.S, config/arm/ieee754-sf.S, config/bfin/bfin.c, config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c, config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h, config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/mips/mips.c, config/mips/mips.h, config/mips/openbsd.h, config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.h, config/rs6000/linux-unwind.h, config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c, config/sh/sh.c, config/sh/sh.h, config/sparc/linux.h, config/sparc/linux64.h, config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h, doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc typos. Follow spelling conventions. 2005-08-06 Joseph S. Myers PR c/23113 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start. Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR specially. Check for side effects only for COND_EXPR. * c-typeck.c (c_finish_stmt_expr): Mark statement expression return with TREE_NO_WARNING. 2005-08-06 Richard Sandiford PR rtl-optimization/23233 * loop.c (combine_movables): Require the modes to be the same. (move_movables): Remove handling of cases where the replacement had a different mode to the original. 2005-08-05 James A. Morrison PR tree-optimization/23128 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or subtraction wrap, and set TREE_OVERFLOW if they do. 2005-08-05 Richard Henderson PR 21728 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into FORCED_LABEL labels. 2005-08-05 J"orn Rennecke PR middle-end/23135 * reload.c (find_reloads_subreg_address): Pass down TYPE unchanged. Change all callers except find_reloads_toplev. 2005-08-05 Michael Matz * genattrtab.c (current_alternative_string): Remove. (SIMPLIFY_ALTERNATIVE): Ditto. (attr_alt_bit_p): Ditto. (alternative_name): Make const char *. (evaluate_eq_attr): Remove use of above things. (simplify_test_exp): Ditto. (simplify_test_exp ): Guard for insn_code < 0 . (simplify_test_exp ): Correct typo (test 'right' not 'left'). 2005-08-04 James E Wilson * config/ptx4.h, config/sol2.h, config/arm/freebsd.h, config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h, config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h, config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h (LINK_SPEC): Delete useless %{Wl,*:%*} item. 2005-08-04 Richard Henderson PR 21529 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New. * params.h (SRA_MAX_STRUCTURE_COUNT): New. * tree-sra.c (decide_block_copy): Use it. Disable element copy if we'd have to instantiate too many members. 2005-08-04 Richard Henderson PR 21291 * tree-outof-ssa.c (coalesce_asm_operands): New. (coalesce_ssa_name): Use it. Split out ... (coalesce_phi_operands, coalesce_result_decls): ... these. 2005-08-04 Paul Brook * read-rtl.c (read_quoted_string): Break if EOF. 2005-08-04 Andrew Pinski * tree.h (fold_build1): Change to macro and call fold_build1_stat. (fold_build2): Likewise. (fold_build3): Likewise. (fold_build1_stat): New function prototype. (fold_build2_stat): Likewise. (fold_build3_stat): Likewise. * fold-const.c (fold_build1): Rename to .. (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats through to build1_stat. (fold_build2): Rename to .. (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats through to build2_stat. (fold_build3): Rename to .. (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats through to build3_stat. 2005-08-04 David Edelsohn Ian Lance Taylor * function.c (assign_stack_local_1): Do not correct stack slot address if allocation size is smaller than mode size. 2005-08-04 Diego Novillo PR 22037 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename. (tree_merge_blocks): Propagate anything allowed by may_propagate_copy. Clarify documentation. * passes.c (execute_todo): If cleanup_tree_cfg invalidated the SSA form, schedule an update if necessary. 2005-08-04 Gerald Pfeifer * doc/install.texi (Binaries): Remove broken link to Sinix/Reliant Unix binaries. 2005-08-03 Richard Henderson PR 23221 * function.c (stack_protect_epilogue): Export. * tree.h (stack_protect_epilogue): Declare. * calls.c (expand_call): Call it. 2005-08-03 Eric Christopher * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all. * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp spec. 2005-08-04 Jan Hubicka * profile.c (branch_prob): Split edges with goto locus on them to get proper line counts. * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any. 2005-08-03 Paul Brook * function.c (assign_parms): Round current_function_args_size to PARM_BOUNDARY, not STACK_BOUNDARY. 2005-08-03 Geoffrey Keating * config/i386/i386.c (x86_elf_aligned_common) (x86_output_aligned_bss): Don't try to use symbols that aren't defined. 2005-08-03 Zdenek Dvorak PR tree-optimization/23157 * tree-scalar-evolution.c (scev_const_prop): Unshare trees before emitting them. 2005-08-03 Volker Reichelt PR tree-optimization/19899 * Makefile.in (tree-scalar-evolution.o): Add real.h. * tree-scalar-evolution.c: Include real.h. (add_to_evolution): Build constant -1 of correct type. 2005-08-03 Jan Hubicka * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag. * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case profile updating for complette unrolling. * loop-unroll.c (peel_loop_completely): Use it. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise. (tree_unroll_loops_completely): Disable code growing unrolling of cold loops. 2005-08-03 Paul Brook * combine.c (can_change_dest_mode): New function. (try_combine, simplify_set): Use it. 2005-08-03 Eric Botcazou * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force TFmode to BLKmode. 2005-08-03 Gerald Pfeifer * doc/install.texi (Specific): Adjust link to openavr.org. (Specific): Remove broken reference to GCC 2.8.1 for OS/2. (Binaries): Adjust HP-UX Porting Center link. (Binaries): Adjust Free Software Foundation ordering link. 2005-08-03 Andrew Pinski * convert.c (convert_to_integer): Use fold_build1 instead of build1 when converting an integer to an integer. 2005-08-02 Richard Henderson * combine.c (combine_instructions): Don't use reg_equal/equiv results if the mode doesn't match. 2005-08-02 Mark Mitchell * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it. * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it. 2005-08-02 Richard Henderson PR 23196 * explow.c (memory_address): Remove special-case for virtual_stack_vars_rtx and virtual_incoming_args_rtx. 2005-08-02 Diego Novillo PR 23164 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the number of calls to cleanup_tree_cfg_1. 2005-08-02 Martin Reinecke * doc/invoke.texi: document file extensions .F90 and .F95 2005-08-02 Richard Guenther * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is positive if its first argument is positive. 2005-08-02 Richard Guenther PR tree-optimization/23177 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands on TMR_TAG. 2005-08-02 James A. Morrison PR tree-optimization/23129 * tree-vrp.c (extract_range_from_binary_expr): Set value range to varying for divisions with anti-ranges. 2005-08-02 Jan Hubicka * tree-ssa-dom.c (thread_across_edge): Remove updating here. * tree-ssa-threadupdate.c (thread_block): Add it here. 2005-08-01 James E Wilson * config/mips/mips.c (mips_encode_section_info, mips_attribute_table, TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New. * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P): New. * config/mips/predicates.md (const_call_insn_operand): Add check for SYMBOL_REF_LONG_CALL_P. * doc/extend.texi (long_call): Document the new attribute. 2005-08-01 Ian Lance Taylor Richard Henderson * Makefile.in (RTL_BASE_H): Add real.h. * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy instead of memcpy. * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv directly. * rtl.c (rtl_check_failed_code_mode): New. * rtl.h (struct rtx_def): Add u.rv. (XCMWINT, XCNMPRV): New. (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT. (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify. 2005-08-01 Richard Henderson * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG, with auto-inc codes. * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE. 2005-08-01 Jan Hubicka * i386-protos.h (asm_preferred_eh_data_format): Declare. * i386.c: Include dwarf2.h (asm_preferred_eh_data_format): New. * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline. 2005-08-01 Ian Lance Taylor * config/host-linux.c (linux_gt_pch_get_address): Add new name randomize_va_space for virtual address randomization control. 2005-08-01 Steven Bosscher * common.opt (flag_ipa_cp): Put in right place to maintain alphabetic sort. 2005-08-01 Jan Hubicka * profile.c (compute_value_histograms): Fix thinko. * value-prof.c: Include toplev.h (check_counter): New function. (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform, tree_mod_subtract_transform): Add sanity check. 2005-08-01 Richard Guenther PR tree-optimization/23133 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk current functions parameter decls to find defs to cse reciprocals of. 2005-08-01 Richard Guenther PR tree-optimization/23109 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): If trapping math is in effect, use post-dominator information to check if we'd in any case reach a trapping point before doing the reciprocal insertion. (execute_cse_reciprocals): Compute post-dominators, if necessary. * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV expressions are invariant only if trapping math is not in effect. 2005-08-01 Razya Ladelsky * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning, cgraph_function_versioning): New declarations. * cgraphunit.c: Add include to ipa-prop.h. (update_call_expr, cgraph_copy_node_for_versioning, cgraph_function_versioning): New functions. * integrate.c (copy_decl_for_inlining): Remove. * ipa-prop.h (ipa_replace_map): New struct. (struct ipa_node): Add ipcp_orig_node, count_scale, new fields. * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned, ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale, ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate, ipcp_iterate_stage, ipcp_method_scale_print, ipcp_profile_mt_count_print, ipcp_profile_cs_count_print, ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print, ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph, ipcp_update_bb_counts, ipcp_update_profiling, ipcp_update_edges_counts): New functions. (ipcp_method_cval_init): Remove restriction regarding local methods. (ipcp_init_stage): Add ipcp_method_compute_scale. (ipcp_insert_stage): Add versioning. (ipcp_structures_print): Add ipcp_method_scale_print. (ipcp_driver): Dump profiling info. * Makefile.in: Remove integrate.h dependency from tree-inline.o. Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o. * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h. (struct inline_data): Add versioning_p, ipa_info, new fields. (remap_decl, mark_local_for_remap_r, setup_one_parameter, declare_return_variable): Replace calls to copy_decl_for_inlining with copy_decl_for_dup. (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add versioning support. (copy_decl_for_dup): Rename from copy_decl_for_inlining. Add argument VERSIONING. (copy_arguments_for_versioning, copy_static_chain, function_versionable_p, tree_versionable_function_p, tree_function_versioning, replace_ref_tree): New functions. * tree-inline.h: Include varray.h. (tree_versionable_function_p, tree_function_versioning, tree copy_decl_for_dup): New declarations. 2005-08-01 Razya Ladelsky * ipa-cp.c: New file. Contains IPCP specific functionality. * ipa-prop.h: New file. Contains structures/definitions that can be used by several interprocedural data flow optimizations (and also IPCP). * ipa-prop.c: New file. * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c. * common.opt: Add ipa-cp flag. * timevar.def: Add IPCP optimization. * tree-optimize.c (init_tree_optimization_passes): Schedule pass_ipa_cp. * tree-pass.h (pass_ipa_cp): Declare. 2005-08-01 Kazu Hirata * dwarf2out.c, fold-const.c, ipa-type-escape.c, loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c, tree-sra.c, config/arm/arm.c, config/crx/crx.c, config/i386/i386.c, config/mips/mips.h, config/rs6000/rs6000.h, config/sh/sh.c, config/stormy16/stormy16.c: Fix comment typos. 2005-08-01 Joseph S. Myers PR c/22311 * c-typeck.c (build_binary_op): Use common_type wrapper on shortened types. (common_type): Update comment. 2005-07-31 Steven Bosscher PR target/23095 * common.opt (flag_gcse_after_reload): Don't initialize to 2. (flag_rerun_cse_after_loop): Initialize this to 2 instead. * postreload-gcse.c (hash_scan_set): Do not consider stack regs. 2005-07-31 Jan Hubicka * pretty-print.h (pp_widest_integer): New macro. * tree-pretty-print.c (dump_bb_header): Print BB frequencies and counts. 2005-07-31 Jan Hubicka * output.h (enum section_category): Export from varasm.c (categorize_decl_for_section): Likewise. * varasm.c (enum section_category): Kill. (categorize_decl_for_section): Make global. * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common): Declare. * i386.c (ix86_section_threshold): New static variable. (ix86_in_large_data_p, ix86_encode_section_info, x86_64_elf_unique_section, x86_64_elf_select_section): New functions. (TARGET_ENCODE_SECTION_INFO): Define (override_options): Enable medium model for PIC. (ix86_expand_prologue): Expand gen_set_got_rex64. (legitimate_constant_p): Handle new UNSPECs. (legitimate_pic_address_disp_p): Likewise. (legitimize_pic_address): Lower MEDIUM model addressing. * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC. (enum cmodel): Add MEDIUM_PIC. (SYMBOL_REF_FAR_ADDR_P): New macro. (SYMBOL_FLAG_FAR_ADDR): New flag. * i386.md (movdi): Support medium model. (set_got_rex64): New pattern. * i386.opt (mlarge-data-threshold): New flag. * predicates.md (zext_operand/sext_operand): Deal with medium model. * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss. (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New. * invoke.texi (-mlarge_data_threshold): Document 2005-07-31 Jan Hubicka * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost. (coalesce_vars): Likewise. * tree-ssa-live.c (coalesce_cost): New. (build_tree_conflict_graph): Use coalesce_cost. * tree-ssa-live.h (coalesce_cost): Declare. 2005-07-30 Richard Earnshaw * arm.md (all peepholes for post-increment operations): Delete. (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec) (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec) (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec) (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc) (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete. 2005-07-30 James A. Morrison * fold-const.c (tree_expr_nonnegative_p): Always return true for non-integral types. 2005-07-29 Wolfgang Bangerth PR target/22582 * doc/invoke.texi: Document -rdynamic. 2005-07-30 Joseph S. Myers PR c/23143 * c-parser.c (c_parser_parms_list_declarator): Call mark_forward_parm_decls. * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for decls with visibility structure. 2005-07-30 Paul Brook * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment. 2005-07-30 Paul Brook * config/arm/arm-protos.h (arm_canonicalize_comparison): Update prototype. * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit value for mode. * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument. 2005-07-29 Joseph S. Myers PR c/529 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in nested function declarators. (pushdecl): Don't call warn_if_shadowing for PARM_DECL. (grokparms): Call warn_if_shadowing for parameters used within the parameter list. (store_parm_decls_newstyle): Call warn_if_shadowing for parameters not used within the parameter list. (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters. 2005-07-30 Jan Hubicka * expr.c (expand_expr_real_1): Do not load mem targets into register. * i386.c (ix86_fixup_binary_operands): Likewise. (ix86_expand_unary_operator): Likewise. (ix86_expand_fp_absneg_operator): Likewise. * optabs.c (expand_vec_cond_expr): Validate dest. 2005-07-29 Joseph S. Myers PR c/21720 * real.c (real_from_string): Also set last bit if there is a nonzero hex digit beyond GCC's internal precision after ".". 2005-07-29 David Edelsohn * config/rs6000/altivec.md: Convert UNSPEC numerical values to define_constants. Change duplicate values to unassigned numbers. Change UNSPEC_SUBS to UNSPEC_VSUBS. (*altivec_vspltsf): New. (altivec_vperm_v4sf): Delete. (altivec_vperm_): Use mode macro V. (altivec_vsldoi_): Convert to mode macro pattern. (altivec_predicate_v4sf): Delete. (altivec_predicate_): Use mode macro V. (*altivec_lvesfx): New. (*altivec_stvesfx): New. (vec_realign_load_v4sf): Delete. (vec_realign_load_): Use mode macro V. * config/rs6000/rs6000.c (generate_set_vrsave): Use UNSPECV_SET_VRSAVE. 2005-07-29 Mark Mitchell PR bootstrap/23131 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty string. * configure: Regenerated. 2005-07-29 Paul Brook * doc/install.texi: Add link to GFortran binaries wiki page. 2005-07-29 David Ung * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table. (mips_rtx_cost_data): Add costs for 5kc and 5kf. * config/mips/mips.h (processor_type): Add PROCESSOR_5KF. * config/mips/mips.md (cpu): Add 5kf name. (includes): Includes 5k.md. * config/mips/5k.md: New DFA pipeline for the 5kc/5kf. * doc/invoke.texi (MIPS Options): Updated cpu name supported with -march flag. 2005-07-29 Diego Novillo PR 22550 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ... (cleanup_tree_cfg): ... here. Call cleanup_tree_cfg_1 until there are no more cleanups to do. 2005-07-29 James A. Morrison * tree-vrp.c (compare_range_with_value): Return true or false for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and EQ_EXPR respectively. 2005-07-29 Kazu Hirata * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c: Fix comment typos. 2005-07-29 Diego Novillo * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations. (tree_ssa_dominator_optimize): Increment it. (dump_dominator_optimization_stats): Print it. 2005-07-29 Richard Earnshaw Steven Bosscher PR rtl-optimization/23117 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly when head == tail. Tidy comment. 2005-07-28 Richard Henderson * cse.c (exp_equiv_p): Special case CONST_DOUBLE. * cselib.c (rtx_equal_for_cselib_p): Likewise. * jump.c (rtx_renumbered_equal_p): Likewise. * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0, CONST_INT and CONST_DOUBLE. (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF. * reload.c (operands_match_p): Special case CONST_INT and CONST_DOUBLE; check mode earlier. 2005-07-29 Joseph S. Myers PR c/22240 * c-typeck.c (convert_for_assignment): Do not check DECL_IN_SYSTEM_HEADER on NULL fundecl. 2005-07-29 Joseph S. Myers PR c/22192 * c-typeck.c (composite_type): Prefer constant size arrays to VLAs. 2005-07-29 Joseph S. Myers PR c/21720 * real.c (real_from_string): Set last bit if there is a nonzero hex digit beyond GCC's internal precision. 2005-07-28 Richard Henderson PR rtl-opt/22619 * cfgcleanup.c (try_forward_edges): Watch out for end of insn chain. 2005-07-28 James E Wilson PR c/23106 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording. 2005-07-28 Jan Hubicka * Makefile.in (rtl-profile.o): Kill all traces of it. * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill. * coverage.h (rtl_coverage_counter_ref): Kill. * opts.c (flag_speculative_prefetching_set): Kill. (flag_loop_optimize_set): New. (common_handle_option): Disable loop optimizer when profiling; do not handle speculative prefetching. * passes.c (init_optimization_passes): Replace pass_profiling combo by branch_prob pass. * profile.c (compute_value_histograms): Update for simplified value profiles. (rtl_register_profile_hooks): Kill. (pass_profiling): Kill. (rest_of_handle_branch_prob): Do not profile. * toplev.c (process_options): Remove speculative prefetching. * toplev.h (flag_tree_based_profiling): Kill. * tree-profile.c (prepare_instrumented_value, tree_gen_interval_profiler, tree_gen_pow2_profiler, tree_gen_one_value_profiler, do_tree_profiling): Update for simplified datastructures. * value-prof.c: Add comment that speculative prefetching was dropped; update rest of file for simplified datastructures. (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX, rtl_divmod_values_to_profile, insn_prefetch_values_to_profile, find_mem_reference_1, find_mem_reference_2, find_mem_reference, rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2, rtl_mod_subtract, gen_speculative_prefetch, rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform, rtl_mod_subtract_transform, speculative_prefetching_transform): Kill. (gate_handle_value_profile_transformations, rest_of_handle_value_profile_transformations, pass_value_profile_transformations): Kill. * value-prof.h (histogram_value_t): Remove IL based unions. (rtl_register_value_prof_hooks, rtl_register_profile_hooks, rtl_profile_hooks): Remove hooks. * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill. * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument. (cgraph_clone_node): Likewise. * cgraph.h (cgraph_clone_edge): Update prototype. (cgraph_clone_node): Likewise. * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of cgraph_clone_node. (lookup_recursive_calls): Consider profile. (cgraph_decide_recursive_inlining): Fix updating; use new probability argument; use profile. * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New. * tree-inline.c (copy_bb): Update clal of clone_edge. * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node. * invoke.texi (min-inline-recursive-probability): Document. 2005-07-28 Gerald Pfeifer * doc/install.texi (Configuration): Update Valgrind homepage. 2005-07-28 Richard Henderson PR middle-end/21362 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on labels we want to delete. (cfg_layout_merge_blocks): Likewise. 2005-07-28 Richard Henderson PR target/17692 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note when expanding to nothing. 2005-07-28 Josh Conner * ipa-inline.c (update_caller_keys): Fix estimated_growth caching. (cgraph_decide_inlining_of_small_functions): Likewise. 2005-07-28 Josh Conner * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift direction of badness if negative. (cgraph_default_inline_p): Add reason to parameters, and assign it a value. (cgraph_decide_inlining_of_small_functions): New parameter in call to cgraph_default_inline_p. (cgraph_decide_inlining_incrementally): Likewise. * cgraphunit.c (decide_is_function_needed): Likewise. * cgraph.h (cgraph_default_inline_p): Likewise. 2005-07-28 Volker Reichelt * builtins.c: Fix comment typo(s). * genautomata.c: Likewise. * gimplify.c: Likewise. * tree-dfa.c: Likewise. * tree-flow-inline.h: Likewise. * tree-into-ssa.c: Likewise. * tree-ssa-alias.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-copy.c: Likewise. * tree-ssa-dce.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-ssa-operands.c: Likewise. * tree-tailcall.c: Likewise. * tree-vectorizer.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. 2005-07-28 Jeff Law * tree-vrp.c (test_for_singularity): Extracted from ... (simplify_cond_using_ranges): Attempt to simplify a relational test to NE_EXPR. Dump information when a COND_EXPR is simplified. 2005-07-28 Dorit Nuzman PR tree-optimization/22506 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed phis whose argument is constant. 2005-07-28 J"orn Rennecke PR rtl-optimization/18992 Back out this patch: 2003-10-08 John David Anglin PR optimization/12142 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the uses of the register in the SET_SRC. Remove unnecessary argument. Replace it with this: * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases, if flag_non_call_exceptions is set and the insn may trap, pass pc_rtx as dest for recursion. In SET_SRC part of SET case, if dest is already set, pass it down unchanged. 2005-07-28 Jan Hubicka * cfg.c (update_bb_profile_for_threading): Use RDIV. (scale_bbs_frequencies_int): Likewise, assert for possible overflow. (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and roundoff errors. * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating profile when available. 2005-07-28 Jan Beulich * config/ia64/ia64.c (ia64_load_pair_ok): New. (ia64_print_operand): Describe and handle 'X'. (ia64_register_move_cost): Also handle FP_REGS. (ia64_preferred_reload_class): Likewise. (ia64_secondary_reload_class): Likewise. (ia64_dependencies_evaluation_hook): New local variable c. Initialize it. Also check for ITANIUM_CLASS_FLDP. * config/ia64/ia64.h (FP_REGNO_P): New. (HARD_REGNO_MODE_OK): Remove explusion of TImode. (reg_class): Add FP_REGS. (REG_CLASS_NAMES): Adjust for it. (REG_CLASS_CONTENTS): Likewise. (REGNO_REG_CLASS): Use FP_REGS where appropriate. (REG_CLASS_FROM_LETTER): Handle 'x'. (CLASS_MAX_NREGS): Handle FP_REGS. (MEMORY_MOVE_COST): Likewise. * config/ia64/ia64.md (itanium_class): Add fldp. (type): Handle fldp. (movti_internal): More allowable operand combinations. Use ldfp8 when splitting unnecessary. Remove predicable attribute. Adjust itanium_class attribute. (smuldi3_highpart): Remove outdated comment. (mulditi3, umulditi3, rotlti3): New expanders. (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns. (absti2): Disabled new insn for future reference. Respective new splitters. * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations. * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise. * config/ia64/ia64-protos.h (ia64_load_pair_ok): New. 2005-07-25 James A. Morrison PR rtl-optimization/23047 * simplify-rtx.c (simplify_const_relational_operation): Respect flag_wrapv for comparisons with ABS. 2005-07-27 James A. Morrison PR tree-optimization/22493 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs. 2005-07-27 Aldy Hernandez * config/frv/frv.opt (moptimize-membar): New. * doc/invoke.texi: Document -moptimize-membar and its inverse. * config/frv/frv.h: Remove machine_function definition. * config/frv/frv.c (struct frv_io): New. (struct machine_function): Moved from frv.h. Add has_membar_p. (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union) (frv_extract_membar, frv_io_check_address, frv_io_handle_set) (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local) (frv_optimize_membar_global, frv_optimize_membar): New functions. (frv_reorg): Call frv_optimize_membar when appropriate. (bdesc_loads, bdesc_stores): Use the membar code as the icode field. (frv_expand_builtin): Adjust calls accordingly. (frv_io_address_cookie): New function. (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal load or store rather than a special insn. Add ccnstant address and io-type operands to the membar. (frv_ifcvt_modify_tests): Unsign regno. (frv_ifcvt_modify_tests): Same. * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change UNSPEC_OPTIONAL_MEMBAR constant. (builtin_read_): Delete. (builtin_write_): Delete. ("optional_membar_"): Add operand. * testsuite/gcc.target/frv/all-builtin-read8.c: Delete. * testsuite/gcc.target/frv/all-builtin-read16.c: Delete. * testsuite/gcc.target/frv/all-builtin-read32.c: Delete. * testsuite/gcc.target/frv/all-builtin-read64.c: Delete. * testsuite/gcc.target/frv/all-builtin-write8.c: Delete. * testsuite/gcc.target/frv/all-builtin-write16.c: Delete. * testsuite/gcc.target/frv/all-builtin-write32.c: Delete. * testsuite/gcc.target/frv/all-builtin-write64.c: Delete. * testsuite/gcc.target/frv/all-read-write-1.c: New. 2005-07-28 Kaz Kojima * df.c (df_uses_record): Handle SCRATCH. 2005-07-28 Steven Bosscher PR debug/20161 * passes.c (rest_of_decl_compilation): If decl is a type and we have encountered errors, don't emit debug information. 2005-07-27 Kenneth Zadeck * params.def: Fixed comment. 2005-07-27 Bjoern Haase PR target/19885 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add. (TARGET_ASM_UNALIGNED_HI_OP): Add. (TARGET_ASM_UNALIGNED_SI_OP): Add. 2005-07-27 Steven Bosscher PR c++/22003 * varasm.c (assemble_start_function): Don't do anything that may require a CFG if the current function is a thunk. 2005-07-25 Geoffrey Keating * doc/install.texi (Prerequisites): Mention that perl is needed to do export control in libstdc++ targetting Darwin. 2005-07-27 Steven Bosscher PR rtl-optimization/17808 * sched-deps.c (sched_get_condition): Enable #if 0'ed code. (sched_insns_conditions_mutex_p): Split out from... (add_dependence): ...here. But don't call it from here. (add_dependence_list): Check sched_insns_conditions_mutex_p before calling add_dependence. (add_dependence_list_and_free): Likewise. (fixup_sched_groups): Likewise. (sched_analyze_1): Likewise. (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE). (sched_analyze): Likewise. (sched_analyze_insn): Likewise. * sched-ebb.c (add_deps_for_risky_insns): Likewise. * sched-rgn.c (add_branch_dependences): Likewise. Also, add dependencies on all COND_EXEC insns to jumps ending basic blocks when doing intrablock scheduling. * sched-int.h (sched_insns_conditions_mutex_p): Add prototype. 2005-07-27 Jeff Law * tree-vrp.c (vrp_meet): Intersect the equivalency sets when meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting equivalency sets, correctly handle the case were vr0 has an equivalency set, but vr1 does not. 2005-07-27 Dorit Nuzman PR tree-optimization/23073 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call vect_print_dump_info before fprintf. 2005-07-27 Zdenek Dvorak PR tree-optimize/22348 * tree-ssa-loop-niter.c (number_of_iterations_cond): Fold the partial computation. 2005-07-27 Zdenek Dvorak PR tree-optimization/22325 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost): Declare. * tree-scalar-evolution.c (scev_const_prop): Add generic final value replacement. * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ... (force_var_cost): ... this function. (compute_phi_arg_on_exit): Export. 2005-07-27 Zdenek Dvorak PR tree-optimization/20773 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch edge. 2005-07-27 Richard Guenther * tree-ssa-structalias.c (push_fields_onto_fieldstack): Avoid pushing again if current struct contains only fields we decomposed. 2005-07-27 Jan Hubicka PR tree-optimization/22574 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are not available. * tree-tailcall.c (decrease_profile): New function. (eliminate_tail_call): Use it. * cgraphunit.c (cgraph_function_and_variable_visibility): Set visibility flags correctly in whole program mode. 2005-07-26 Steve Ellcey PR rtl-optimization/22472 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define. 2005-07-26 Steven Bosscher PR tree-optimization/22504 * tree-complex.c (expand_complex_addition): Use 'code' instead of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING). 2005-07-26 Aldy Hernandez * config.gcc (cpu_type): Add frv case. (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases. (supported_defaults): Add fr550 case. 2005-07-26 Diego Novillo PR 22591 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests whether a pointer of type T * may point to objects of type T *. 2005-07-26 DJ Delorie * configure: Regenerate. 2005-07-26 Dale Johannesen * postreload-gcse.c (alloc_mem): Start CUID numbering at 1. 2005-07-26 Mark Mitchell * doc/install.texi (--with-build-sysroot): Fix grammatical error. Clarify use of "build" in name. 2005-07-26 Aldy Hernandez * doc/extend.texi (Raw read/write Functions): New section. * testsuite/gcc.target/frv/all-builtin-read8.c: New. * testsuite/gcc.target/frv/all-builtin-read16.c: New. * testsuite/gcc.target/frv/all-builtin-read32.c: New. * testsuite/gcc.target/frv/all-builtin-read64.c: New. * testsuite/gcc.target/frv/all-builtin-write8.c: New. * testsuite/gcc.target/frv/all-builtin-write16.c: New. * testsuite/gcc.target/frv/all-builtin-write32.c: New. * testsuite/gcc.target/frv/all-builtin-write64.c: New. * config/frv/frv.c: Add bdesc_loads global. Add bdesc_stores global. (frv_init_builtins): Add support for __builtin_{read/write}*. (frv_volatile_memref): New. (frv_expand_load_builtin): New. (frv_expand_store_builtin): New. * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN, FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32, FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16, FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64. * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD, UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR. (builtin_read_): New. (builtin_write_): New. (builtin_write64): New. (optional_membar_): New. 2005-07-26 J"orn Rennecke * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits (rather than units) against HOST_BITS_PER_WIDE_INT. 2005-07-26 Kazu Hirata * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c, ipa-utils.h, treestruct.def, config/crx/crx-protos.h, config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update FSF address. * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c, tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h, config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix comment typos. * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos. 2005-07-26 Richard Guenther PR tree-optimization/22486 * fold-const.c (fold_unary): Fold away useless component references of the form (T *)&T.x, if the address doesn't change. 2005-07-25 James E Wilson * dwarf2out.c (add_call_src_coords_attributes): New. (gen_inlined_subroutine_die): Call it. (maybe_emit_file, init_file_table): Add comments. (prune_unused_types_walk_attribs): Pass DW_AT_call_file through maybe_emit_file. * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION. (expand_call_inline): Set BLOCK_SOURCE_LOCATION. * tree.h (BLOCK_SOURCE_LOCATION): New. (struct tree_block): New field locus. 2005-07-26 Andreas Schwab PR rtl-optimization/23043 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo when allocating a struct unoccr. 2005-07-25 Richard Henderson PR 22626 * tree-complex.c (gate_no_optimization): True if errors. * Makefile.in (tree-complex.o): Update dependencies. 2005-07-25 Aldy Hernandez * config/frv/predicates.md (integer_register_operand): Use GPR_AP_OR_PSEUDO_P. 2005-07-25 Andrew Pinski PR tree-opt/22484 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions after fold. * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands. 2005-07-25 Andrew Pinski * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point types when flag_unsafe_math_optimizations is true. 2005-07-25 Mark Mitchell * gcc.c (option_map): Add --sysroot. (process_command): Handle --sysroot. (display_help): Document it. * doc/cppopts.tex (-isysroot): Document. * doc/invoke.texi (--sysroot): Document. * doc/install.texi (--with-build-sysroot): Document. * Makefile.in (inhibit_libc): New variable. (INHIBIT_LIBC_CFLAGS): Likewise. (LIBGCC2_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS). (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS). ($(T)crtbegin.o): Do not use @inhibit_libc@. ($(T)crtend.o): Likewise. ($(T)crtbeginS.o): Do not use @inhibit_libc@. ($(T)crtendS.o): Likewise. ($(T)crtbeginT.o): Do not use @inhibit_libc@. ($(T)crtendT.o): Likewise. (stmp-fixinc): Do not complain about missing headers if inhibit_libc. * configure.ac (inhibit_libc): Set it to true/false. (--with-build-sysroot): New option. Use it to set SYSTEM_HEADER_DIR. * configure: Regenerated. 2005-07-25 Manfred Hollstein * calls.c (store_one_arg): Fix unsigned comparison warning. 2005-07-25 Serge Belyshev PR other/22337 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD. (ggc_print_statistics): Initialize variable before use. 2005-07-25 Richard Guenther * tree-dfa.c (mark_new_vars_to_rename): Protect against calling with a PHI_NODE argument. * tree-flow-inline.h (overlap_subvar): Protect against possible overflow. 2005-07-25 Paolo Bonzini * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory. * configure: Regenerate. 2005-07-25 Ira Rosen * expr.c (highest_pow2_factor): Make extern. * tree-data-ref.c (ptr_decl_may_alias_p): New function. (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p, record_array_differ_p, array_ptr_differ_p): Likewise. (base_object_differ_p): Rename (from array_base_name_differ_p). Support additional cases. Call the above functions. (base_addr_differ_p): Moved from tree-vect-analyze.c. Call base_object_differ_p when there are two base objects. Otherwise, compare base address and offset. Call may_alias_p. (dump_data_reference): Use a correct field name. (analyze_array): Make static. Initialize new data-ref fields. (analyze_indirect_ref): New function. (init_data_ref): Initialize new data-ref fields. (strip_conversion): Moved from tree-vect-analyze.c. (analyze_offset_expr, get_ptr_offset, address_analysis, object_analysis): Likewise. (analyze_offset): New function. (create_data_ref): Likewise. (initialize_data_dependence_relation): Call base_addr_differ_p. Compare dimensions for ARRAY_REFs only. (build_classic_dist_vector): Make static. (access_functions_are_affine_or_constant_p): Call macro to get the address of access functions. (compute_all_dependences): Add new parameter compute_self_and_read_read_dependences. Compute self and read-read dependences if it is true. (find_data_references_in_loop): Call create_data_ref. Initialize new data-ref fields. (compute_data_dependences_for_loop): Add new parameter compute_self_and_read_read_dependences. Remove parameter nb_loops, compute nb_loops. Call compute_all_dependences, build_classic_dist_vector and build_classic_dir_vector with correct parameters. (analyze_all_data_dependences): Call compute_data_dependences_for_loop with correct parameters. Compare dimensions for ARRAY_REFs only. (free_data_refs): Call macro to free access functions. * tree-data-ref.h (struct first_location_in_loop): New structure. Move fields from stmt_vinfo. (struct base_object_info): New structure. (struct data_reference): Move fields to base_object_info. Add fields first_location and object_info for above structures. Move fields from stmt_info: memtag, ptr_info, subvars, misalignment. Add new field aligned_to. Add macros to access the new fields. Update functions declarations. * tree-flow.h (is_aliased_with): Declare. * tree-loop-linear.c (linear_transform_loops): Call compute_data_dependences_for_loop with correct parameters. * tree-ssa-alias.c (is_aliased_with): New function. * tree-vect-analyze.c (vect_get_ptr_offset): Remove. (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise. (vect_analyze_data_ref_dependence): Get ddr. Remove call to vect_base_addr_differ_p, compute_subscript_distance and build_classic_dist_vector. Add printings. Check absolute value of distance. (vect_analyze_data_ref_dependences): Go through ddrs instead of data-refs. (vect_compute_data_ref_alignment): Get the fields of data-ref instead of stmt. Check aligned_to. Check if the base is aligned. Remove conversion to bytes. Add printing. (vect_compute_data_refs_alignment): Go through loads and stores in one loop. (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment, vect_analyze_data_ref_access): Likewise. (vect_analyze_pointer_ref_access): Remove. (vect_address_analysis, vect_object_analysis): Likewise. (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find and analyze data-refs in the loop. * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the fields of data-ref instead of stmt. Add init to the offset from the base. (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt. (vect_update_init_of_dr): Likewise. (vect_update_inits_of_drs): Go through loads and stores in one loop. * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of removed fields. (new_loop_vec_info): Initialize new fields. (destroy_loop_vec_info): Free new fields. (vect_strip_conversion): Remove. * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level. (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into datarefs. Add new field ddrs. Add macros for the new fields access. (struct _stmt_vec_info): Remove: base_address, initial_offset, step, base_aligned_p, misalignment, memtag, ptr_info and subvars. Remove their macros. * tree.h (highest_pow2_factor): Declare. 2005-07-25 Jakub Jelinek * calls.c (store_one_arg): Check for sibling call MEM arguments from already clobbered incoming argument area. 2005-07-24 Kaveh R. Ghazi * c-common.c (check_missing_format_attribute): New. * c-common.h (check_missing_format_attribute): Likewise. * c-typeck.c (convert_for_assignment): Use it. 2005-07-24 Andreas Schwab * config/m68k/m68k.md ("extendqidi2"): When source is an address register use a word move. Correct operand of ext.w in 68000 code. 2005-07-23 Mark Mitchell * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT variables as declarations, rather than definitions. 2005-07-24 Ira Rosen PR tree-optimization/22526 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type of the zero node. 2005-07-24 Francois-Xavier Coudert * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins that C99 reserve for future use. Use it to define clog10, clog10f and clog10l. 2005-07-23 Kaveh R. Ghazi * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute. * configure.ac: Check for -Wmissing-format-attribute. * configure: Regenerate. 2005-07-23 Richard Henderson PR tree-optimization/22623 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol. 2005-07-23 Giovanni Bajo PR target/22577 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR. 2005-07-23 Kaveh R. Ghazi * Makefile.in (C_TREE_H): Update dependencies. * c-tree.h: Include toplev.h. * diagnostic.h (diagnostic_set_info): Add format attribute. * rtl-error.c (diagnostic_for_asm): Likewise. 2005-07-23 Chao-ying Fu * config/mips/mips-dsp.md: New file. * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes. * config/mips/mips.c (mips_function_type): Add types for DSP builtin functions. (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and MIPS_BUILTIN_BPOSGE32. (mips_expand_builtin_direct): Add one parameter to indicate that builtin functions need to return a value. (mips_expand_builtin_bposge): New for expanding "bposge" builtin functions. (mips_regno_to_class): Add classes for 12 new DSP registers. (mips_subword): Change to check four HI registers. (mips_output_move): Output move to and from 6 new DSP accumulators. (override_options): Make sure -mdsp and -mips16 are not used together. Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators for machine modes. (mips_conditional_register_usage): Disable 6 new DSP accumulators when !TARGET_DSP. (print_operand): Add 'q' for printing DSP accumulators. (mips_cannot_change_mode_class): Check ACC_REGS. (mips_secondary_reload_class): Check ACC_REGS. (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP. (mips_register_move_cost): Check ACC_REGS. (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph) (CODE_FOR_mips_subu_qb): New code-aliasing macros. (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros. (dsp_bdesc): New array. (bdesc_arrays): Add DSP builtin function table. (mips_prepare_builtin_arg): Check predicate again after copy_to_mode_reg. (mips_expand_builtin): Add one more parameter to mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and MIPS_BUILTIN_BPOSGE32. (mips_init_builtins): Initialize new function types. (mips_expand_builtin_direct): Check if builtin functions need to return a value and pass operands properly. (mips_expand_builtin_bposge): New function. * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp. (ASM_SPEC): Map -mdsp to -mdsp in GAS. (FIRST_PSEUDO_REGISTER): Increase to 188. (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS): Update for 12 new DSP registers. (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM) (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM): (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros. (reg_class): Add DSP_ACC_REGS and ACC_REGS. (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS. (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS. (REG_ALLOC_ORDER): Update for 12 new DSP registers. (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS. (UIMM6_OPERAND, IMM10_OPERAND): New macros. (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints. (REGISTER_NAMES): Add names for 12 new DSP registers. * config/mips/mips.md: Include mips-dsp.md. (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC) (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S) (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W) (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR) (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA) (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR) (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL) (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R) (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH) (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL) (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR) (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH) (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL) (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR) (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH) (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB) (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH) (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H) (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP) (UNSPEC_RDDSP): New constants. (*movdi_32bit): Change 'x' to 'a' for ACC_REGS. (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an A<-d alternative. * config/mips/mips.opt (-mdsp): New option. * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand) (reg_imm10_operand): New predicates. * doc/extend.texi (MIPS DSP Built-in Functions): New section. * doc/invoke.texi (-mdsp): Document new option. 2005-07-22 DJ Delorie * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control to warning calls. * tree-inline.c (inlinable_function_p): Likewise. 2005-07-22 Mark Mitchell PR debug/21828 * toplev.c (check_global_declarations): Do not mark undefined variables as DECL_IGNORED_P. * varasm.c (first_global_object_name): GTY it. (weak_global_object_name): Likewise. (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating a string to go into {weak,first}_global_object_name. 2005-07-22 DJ Delorie * c-format.c (check_function_format): Change warning control option from OPT_Wattribute to OPT_Wmissing_format_attribute. 2005-07-22 Diego Novillo * tree-ssa-alias.c (count_ptr_derefs): Do not consider &PTR->FLD a dereference of PTR. * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD a potential dereference of PTR. 2005-07-22 J"orn Rennecke PR rtl-optimization/20370 * ifcvt.c (dead_or_predicable): Before calling propagate_block, call allocate_reg_info if necessary. PR rtl-optimization/21848 * calls.c (emit_library_call_value_1): For const functions, add USEs of the stack slots to CALL_INSN_FUNCTION_USAGE. PR rtl-optimization/22445 * cselib.c (target.h): Include. (rtx_equal_for_cselib_p): Allow commutative matches. (cselib_hash_rtx): Don't use MODE for CONST_INT hashing. Remove MODE parameter. Changed all callers. PR rtl-optimization/22258 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p): New functions. (try_combine): Use likely_spilled_retval_p. 2005-07-22 Paul Woegerer * config.gcc: Add crx-elf support. * doc/contrib.texi: Mention crx. * doc/extend.texi: Document crx extensions. * doc/install.texi: Document crx install. * doc/invoke.texi: Document crx options. * doc/md.texi: Document crx constraints. * config/crx/crx-protos.h: New file. * config/crx/crx.c: New file. * config/crx/crx.h: New file. * config/crx/crx.md: New file. * config/crx/crx.opt: New file. * config/crx/t-crx: New file. 2005-07-22 Manfred Hollstein * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised warnings. (int_add_graph_edge): Likewise. (collapse_nodes): Likewise. (process_unification_queue): Likewise. 2005-07-22 Richard Kenner Laurent GUERBY PR tree-optimization/22336 * function.c (record_block_change): Check for cfun->ib_boundaries_block. 2005-07-21 James A. Morrison * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs. (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED. 2005-07-21 DJ Delorie * toplev.c (warn_deprecated_use): Add warning control to warning call. * c-typeck.c (parser_build_binary_op): Likewise. (c_finish_if_stmt): Likewise. * c-common.c (check_function_sentinel): Likewise. (check_nonnull_arg): Likewise. 2005-07-21 Richard Henderson PR tree-opt/22504 * tree-complex.c (complex_ssa_name_components): New. (cvc_lookup): Allow entry not found. (create_components): Remove. (create_one_component_var, get_component_var): New. (get_component_ssa_name, set_component_ssa_name): New. (extract_component): Use get_component_ssa_name. (update_complex_components): Use set_component_ssa_name. (update_complex_components_on_edge): Likewise. (update_phi_components): Create new PHI nodes directly, instead of adding insns to edges. (tree_lower_complex): Allocate and free complex_variable_components and complex_ssa_name_components here. 2005-07-20 Daniel Berlin * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT, revert to returning false. 2005-07-21 Uros Bizjak PR target/21149 * config/i386/i386.md (sse_movhlps): Fix vec_select values. 2005-07-21 Uros Bizjak PR target/22576 * config/i386/i386.md (cmpxf): Change operand constraints to "nonmemory_operand". 2005-07-21 Andrew Pinski * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2. 2005-07-21 Andrew Pinski PR middle-end/21180 * fold-const.c (fold_build1): Add checksum for the operands. (fold_build2): Likewise. (fold_build3): Likewise. 2005-07-21 Andrew Pinski PR middle-end/19055 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X". 2005-07-21 Paolo Bonzini * common.opt (-fforward-propagate): Committed by mistake, removed. 2005-07-21 Volker Reichelt * reg-stack.c: Fix comment typo(s). * tree-ssa-operands.c: Likewise. * tree-vectorizer: Likewise. 2005-07-21 Nick Clifton * config/sh/symbian.c: Replace C++ style line comments with C style line comments. (symbian_add_attribute): Do not use a ? operator on the LHS of an assignment. (sh_symbian_handle_dll_attribute): Change the type of the method vector to "VEC(tree,gc)*" and use vector accessor macros to walk over the elements. (symbian_export_vtable_and_rtti_p): Likewise. (symbian_class_needs_attribute_p): Likewise. 2005-07-21 Paolo Bonzini PR target/22085 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not initialize targetm.resolve_overloaded_builtin here. (altivec_expand_overloaded_builtin): Make it non-static. * config/rs6000/rs6000-protos.h (altivec_expand_overloaded_builtin): New prototype. * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize targetm.resolve_overloaded_builtin here. * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise. 2005-07-21 Paolo Bonzini Zdenek Dvorak PR tree-optimization/19210 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations): New. * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o. * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations, rely on unproven assumptions. * predict.c (predict_loops): Adjust call to number_of_iterations_exit. * tree-flow.h (number_of_iterations_exit): Add final parameter. * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call to number_of_iterations_exit. * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise. * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise. * tree-ssa-loop-niter.c (find_loop_niter, estimate_numbers_of_iterations_loop): Likewise. (number_of_iterations_exit): Honor the new options. * doc/invoke.texi (Wunsafe-loop-optimizations, funsafe-loop-optimizations): Document them. 2005-07-21 Richard Sandiford PR rtl-optimization/22167 * gcse.c (hoist_code): Fix hoist_exprs[] check. 2005-07-20 Adam Nemet * config/rs6000/lynx.h: Mark __do_global_ctors_aux and __do_global_dtors_aux longcall. 2005-07-20 Kazu Hirata * gensupport.c (old_preds): Don't reference PREDICATE_CODES. (old_special_pred_table): Don't reference SPECIAL_MODE_PREDICATES. * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison. * config/arc/arc.h: Don't mention PREDICATE_CODES. * config/sh/predicates.h: Don't mention SPECIAL_MODE_PREDICATES. * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove. 2005-07-20 DJ Delorie * config.gcc: Add m32c-elf support. * doc/contrib.texi: Mention m32c. * doc/extend.texi: Document m32c extensions. * doc/install.texi: Mention m32c. * doc/invoke.texi: Document m32c options. * doc/md.texi: Document m32c constraints. * config/m32c/addsub.md: New file. * config/m32c/bitops.md: New file. * config/m32c/cond.md: New file. * config/m32c/jump.md: New file. * config/m32c/m32c-lib1.S: New file. * config/m32c/m32c-lib2.c: New file. * config/m32c/m32c-modes.def: New file. * config/m32c/m32c-pragma.c: New file. * config/m32c/m32c-protos.h: New file. * config/m32c/m32c.abi: New file. * config/m32c/m32c.c: New file. * config/m32c/m32c.h: New file. * config/m32c/m32c.md: New file. * config/m32c/m32c.opt: New file. * config/m32c/minmax.md: New file. * config/m32c/mov.md: New file. * config/m32c/muldiv.md: New file. * config/m32c/predicates.md: New file. * config/m32c/prologue.md: New file. * config/m32c/shift.md: New file. * config/m32c/t-m32c: New file. 2005-07-20 Kaz Kojima * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants. (stack_protect_set, stack_protect_test): New expanders. (stack_protect_set_si, stack_protect_set_si_media, stack_protect_set_di_media, stack_protect_test_si, stack_protect_test_si_media, stack_protect_test_di_media): New insns. 2005-07-20 Andrew Pinski * c-typeck.c (output_init_element): Don't copy the INTEGER_CST. 2005-07-20 James A. Morrison * tree.h (tree_expr_nonzero_p): Export. * fold-const.c (tree_expr_nonzero_p): Likewise. Return true for CALL_EXPRs that are alloca calls. (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs against zero. * tree-flow.h (expr_computes_nonzero): Remove. * tree-vrp.c (expr_computes_nonzero): Remove. (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p. (extract_range_from_unary_expr): Likewise. * tree-ssa-dom.c (record_equivalences_from_stmt): Use tree_expr_nonzero_p. 2005-07-20 Bernd Schmidt * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare. * config/bfin/bfin.c (legitimize_pic_address): Now static. Take extra arg "picreg" and use it instead of pic_offset_table_rtx. All callers changed. (frame_related_constant_load): New arg "related" which controls setting of RTX_FRAME_RELATED_P. All callers changed. (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue. (bfin_expand_prologue): Add stack limit checking. * config/bfin/bfin.md (trapifcc): New pattern. * config/bfin/bfin.c: Include "langhooks.h". (def_builtin): Go through lang_hooks to call builtin_function. * config/bfin/bfin-protos.h (bfin_longcall_p): Declare. * config/bfin/predicates.md (symbol_ref_operand): New. (call_insn_operand): Delete. All callers changed to use register_no_elim_operand. * config/bfin/bfin.c (init_cumulative_args): Initialize the new call_cookie field. (function_arg): Use it to generate the call's operand 2. (bfin_longcall_p): New function. (bfin_expand_call): Extra arg "cookie". All callers and declaration changed. Emit extra USE in the pattern. Use bfin_longcall_p to determine if the address needs to be in a REG. (bfin_handle_longcall_attribute): New function. (bfin_attribute_table): Add "longcall" and "shortcall". * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros. (CUMULATIVE_ARGS): New member call_cookie. (PREDICATE_CODES): Add symbol_ref_operand. * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add extra USE to the pattern. (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol): New patterns, split off call_insn, sibcall_insn, call_value_insn and sibcall_value_insn; now the new patterns handle direct calls and the old ones indirect calls. * doc/extend.texi: Mention Blackfin in longcall/shortcall docs. 2005-07-20 Zdenek Dvorak * doc/trouble.texi: Update section on handling of empty loops. 2005-07-20 Kazu Hirata * config.gcc: Remove support for sparc-*-openbsd*, i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*, ns32k-*-netbsd*. * config.host: Remove support for i860-*-sysv4* as a host. * config/i860/*, config/ip2k/*, config/ns32k/*, config/sparc/openbsd.h, config/sparc/t-openbsd: Remove. * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't mention obsolete ports. 2005-07-20 Kaz Kojima * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for soft frame pointer. (sh_expand_prologue): Use hard_frame_pointer_rtx instead of frame_pointer_rtx. (sh_expand_epilogue): Likewise. (sh_set_return_address): Likewise. (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM if needed. Add elimination offsets from FRAME_POINTER_REGNUM. * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp. (sh_register_names): Add initializer for sfp. (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM. (VALID_REGISTER_P): Likewise. (FIRST_PSEUDO_REGISTER): Update. (DWARF_FRAME_REGISTERS): Define. (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp. (HARD_FRAME_POINTER_REGNUM): Define. (FRAME_POINTER_REGNUM): Redefine. (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM instead. Add eliminations from FRAME_POINTER_REGNUM. (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM. (REG_CLASS_CONTENTS): Add sfp. (REG_ALLOC_ORDER): Likewise. (FRAME_GROWS_DOWNWARD): Set to 1. Update comment. (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead of frame_pointer_rtx. (LEGITIMIZE_RELOAD_ADDRESS): Likewise. 2005-07-19 James A. Morrison * fold-const.c (tree_expr_nonnegative_p): Only return true for ABS_EXPR when flag_wrapv is false because of INT_MIN. (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument of an ABS_EXPR. (fold_unary): Always fold ABS_EXPR> into ABS_EXPR. 2005-07-20 Giovanni Bajo Make CONSTRUCTOR use VEC to store initializers. * c-common.c (complete_array_type): Update to cope with VEC in CONSTRUCTOR_ELTS. * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts. (pp_c_constructor_elts): New function. * c-pretty-print.h (pp_c_constructor_elts): Declare. * c-typeck.c (build_function_call, build_c_cast, digest_init, struct constructor_stack, struct initializer_stack, constructor_elements, push_init_level, pop_init_level, add_pending_init, find_init_member, output_init_element): Update to cope with VEC in CONSTRUCTOR_ELTS. * coverage.c (build_fn_info_value, build_ctr_info_value, build_gcov_info): Likewise. * expr.c (categorize_ctor_elements_1, store_constructor, expand_expr_real_1): Likewise. * fold-const.c (fold_ternary): Likewise. * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl, gimplify_init_constructor, gimplify_expr): Likewise. * tree-dump.c (dequeue_and_dump): Likewise. * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR node. * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in CONSTRUCTOR_ELTS. * tree-sra.c (generate_element_init_1): Likewise. * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise. * tree-ssa-operands.c (get_expr_operands): Likewise. * tree-vect-generic.c (expand_vector_piecewise): Likewise. * tree-vect-transform.c (vect_get_vec_def_for_operand): (get_initial_def_for_reduction): Likewise. * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses value handle in annotations. * tree.c (tree_node_kind, tree_code_size, make_node_stat, tree_node_structure): Add support for constr_kind. (build_vector_from_ctor, build_constructor_single, build_constructor_from_list): New functions. (build_constructor): Update to take a VEC instead of a TREE_LIST. (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree): Update to cope with VEC in CONSTRUCTOR_ELTS. * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node. * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT, CONSTRUCTOR_APPEND_ELT): New macros. (struct constructor_elt, struct tree_constructor): New data types. (union tree_node): Add tree_constructor field. * treestruct.def: Define TS_CONSTRUCTOR. * varasm.c (const_hash_1, compare_constant, copy_constant, compute_reloc_for_constant, output_addressed_constants, initializer_constant_valid_p, output_constant, array_size_for_constructor, output_constructor): Update to cope with VEC in CONSTRUCTOR_ELTS. * vec.h (VEC_empty, VEC_copy): New macros. 2005-07-19 Devang Patel * dbxout.c (dbxout_type): Check Objective-C++ lang. 2005-07-19 Richard Henderson PR tree-opt/22278 * gimplify.c (gimplify_expr): Use main variant type for the temp destination for a discarded volatile read. * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide casts between non-void types that change volatility. 2005-07-15 DJ Delorie * toplev.h: Add comment about the first parameter for warning(). * errors.h: Likewise. * c.opt (Wpragmas): New. * doc/invoke.texi: Document it. * function.c (do_warn_unused_parameter): Add warning control to warning call. * c-decl.c (warn_if_shadowing): Likewise. * c-lex.c (cb_def_pragma): Likewise. * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise. (pop_alignment): Likewise. (handle_pragma_pack): Likewise. (apply_pragma_weak): Likewise. (handle_pragma_weak): Likewise. (handle_pragma_redefine_extname): Likewise. (add_to_renaming_pragma_list): Likewise. (handle_pragma_extern_prefix): Likewise. (maybe_apply_renaming_pragma): Likewise. (handle_pragma_visibility): Likewise. * config/c4x/c4x-c.c (BAD): Likewise. (c4x_parse_pragma): Likewise. * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise. * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise. (rs6000_pragma_longcall): Likewise. * config/v850/v850-c.c (pop_data_area): Likewise. (ghs_pragma_section): Likewise. (ghs_pragma_section): Likewise. (ghs_pragma_interrupt): Likewise. (ghs_pragma_starttda): Likewise. (ghs_pragma_startsda): Likewise. (ghs_pragma_startzda): Likewise. (ghs_pragma_endtda): Likewise. (ghs_pragma_endsda): Likewise. (ghs_pragma_endzda): Likewise. 2005-07-19 Danny Berlin Kenneth Zadeck * Makefile.in: Removed tree-promote-statics.c * tree-promote-statics.c: Removed. * common.opt: Removed flag-promote-statics. * opts.c: Ditto. * passes.c: Removed tree-promote-statics pass. * tree-pass.h: Ditto. * timevar.def: Removed TV_PROMOTE_STATICS. 2005-07-19 Gerald Pfeifer * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8, and *-*-freebsd9. * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto. 2005-07-19 Kaveh R. Ghazi PR c/22476 * c-common.c (check_function_arguments): Call 'check_function_format' if either -Wformat or -Wmissing-format-attribute are specified. * c-format.c (check_function_format): Check -Wformat before calling 'check_format_info'. * c-opts.c (c_common_post_options): Don't warn for -Wmissing-format-attribute without -Wformat. * c-typeck.c (convert_for_assignment): Detect additional cases for -Wmissing-format-attribute. * doc/invoke.texi (-Wmissing-format-attribute): Document new behavior. 2005-07-19 Richard Guenther * config/i386/i386.md (lrint2): Use temporary instead of clobbering non-existent memory. 2005-07-19 Nick Clifton * config/avr/avr.c (legitimate_address_p): Fix debugging print statement to avoid displaying ASCII control characters. 2005-07-19 Ben Elliston * bt-load.c (link_btr_uses): Fix uninitialised warnings. * cfganal.c (find_edge_index): Ditto. * combine.c (combine_instructions): Ditto. * ddg.c (create_scc): Ditto. (find_successors): Ditto. (find_predecessors): Ditto. (find_nodes_on_paths): Ditto. (longest_simple_path): Ditto. * flow.c (update_life_info): Ditto. (count_or_remove_death_notes): Ditto. (clear_log_links): Ditto. * modulo-sched.c (generate_reg_moves): Ditto. (find_max_asap): Ditto. (find_max_hv_min_mob): Ditto. (find_max_dv_min_mob): Ditto. * sbitmap.c (sbitmap_first_set_bit): Ditto. * sched-rgn.c (extract_edgelst): Ditto. * tree-into-ssa.c (prepare_names_to_update): Ditto. (dump_update_ssa): Ditto. (ssa_names_to_replace) Ditto. (switch_virtuals_to_full_rewrite): Ditto. (update_ssa): Ditto. * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto. 2005-07-18 Daniel Berlin Fix PR tree-optimization/22483 * tree-complex.c (create_components): Use safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE. * tree-flow-inline.h (fill_referenced_var_vec): New function. * tree-flow.h (safe_referenced_var_iterator): New structure. (FOR_EACH_REFERENCED_VAR_SAFE): New macro. * tree-ssa-alias.c (setup_pointers_and_addressables): Use safe_referenced_var iterator. (add_type_alias): Ditto. 2005-07-19 Steven Bosscher * loop-init.c (rest_of_handle_loop2): Remove. (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions. (pass_rtl_loop_init, pass_rtl_loop_done, pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes. * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done, pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init, pass_tree_loop_done, and pass_tree_unswitch. (gate_loop): Rename to gate_tree_loop. * passes.c (init_optimization_passes): Update for renamed tree loop passes. Add the new loop2 passes as subpasses of loop2. * tree-pass.h: Add extern declarations for the new loop2 subpasses. Update for the renamed tree loop passes. 2005-07-18 Ian Lance Taylor PR middle-end/22057 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder blocks when optimizing. 2005-07-18 Steve Ellcey * common.opt (frename-registers): Initialize to 2. (fweb): Ditto. (fgcse-after-reload): Ditto. * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE. (process_options): Only change flag_web, flag_rename_registers, and flag_rerun_cse_after_loop if not explicitly set by user. 2005-07-18 Jan Beulich * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc, ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode in 64-bit mode the same as DImode in 32-bit mode. (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr, ix86_split_lshr): Likewise. Rename to no longer refer to a specific mode. Add new mode parameter. * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'. * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3, x86_64_shift_adj): New expanders. (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1, *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New insns. Respective new splitters. Use renamed shift splitter helpers in 32-bit DImode shift splitters. * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr, ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new mode parameter. 2005-07-18 Jan Beulich * i386.md (movdi_extzv_1): New. (zero_extendhidi2): Combine alternatives and never force use of REX64 prefix. (zero_extendqidi2): Likewise. Don't restrict input selection. 2005-07-17 Daniel Berlin Fix PR tree-optimization/22531 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the moment. 2005-07-17 Daniel Berlin * tree-promote-statics.c (pass_promote_statics): Change dump file name. 2005-07-17 Daniel Berlin * tree-optimize.c (init_tree_optimization_passes): Add pass_eliminate_useless_stores pass. * tree-pass.h (pass_eliminate_useless_stores): New pass structure. * tree-ssa-pre.c (is_copy_stmt): New function. (follow_copies_till_vuse): Ditto. (do_eustores): Ditto. (gate_eustores): Ditto. 2005-07-16 Richard Henderson * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit. 2005-07-16 Danny Berlin Kenneth Zadeck * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h, tree-promote-statics.c * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h, tree-promote-statics.c: new files. * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p, nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1, int nonlocal_set_p, mark_constant_function): Deleted. (rest_of_handle_cfg): Removed call to mark_constant_function. (nonoverlapping_component_refs_p): Added calls to support type based aliasing. * tree-ssa-alias.c (may_alias_p, compute_flow_insensitive_aliasing): Ditto. * calls.c (flags_from_decl_or_type): Removed reference to cgraph_rtl_info. * c-typeck.c (convert_arguments): Make builtins tolerant of having too many arguments. This is necessary for Spec 2000. * cgraph.h (const_function, pure_function): Removed. * common.opt: Added "fipa-pure-const", "fipa-reference", "fipa-type-escape", and "ftree-promote-static". * opts.c: Ditto. * passes.c: Added ipa and tree-promote-statics passes. * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE, TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS. * tree-dfa.c (referenced_var_lookup_if_exists): New function. * tree-flow.h: Added exposed sra calls and addition of reference_vars_info field for FUNCTION_DECLS. * tree-pass.h: Added passes. * tree-sra.c: (sra_init_cache): New function. (sra_insert_before, sra_insert_after) Made public. (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p and made public. * tree-ssa-alias.c (dump_alias_stats): Added stats for type based aliasing. (may_alias_p): Added code to use type escape analysis to improve alias sets. * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and code to prune clobbers of static variables based on information produced in ipa-reference pass. Changed call clobbering so that statics are not marked as clobbered if the call does not clobber them. 2005-07-16 Daniel Berlin * tree-ssa-structalias.c (need_to_solve): Need to check for preds, too. 2005-07-16 Eric Botcazou * doc/install.texi (*-*-solaris2*): Document recommended version of GNU binutils and mention GNU linker problem on Solaris 10. 2005-07-16 Joseph S. Myers PR c/22421 * c-decl.c (c_build_bitfield_integer_type): New function. (finish_struct): Call it. * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types. 2005-07-16 Kaveh R. Ghazi * c-typeck.c (digest_init): Call 'convert_for_assignment' before returning. 2005-07-16 Jan Hubicka * cfg.c (update_bb_profile_for_threading): Fix profile updating. (scale_bbs_frequencies_int): Watch roundoff errors. * predict.c (return_prediction): Initialize return_stmt. 2005-07-16 Jan Hubicka * profile.c (rest_of_handle_branch_prob): Fix handling of estimation after RTL profiling. 2005-07-11 Andrew Pinski PR middle-end/22398 * fold-const.c (build_range_check): Convert high/low to etype if we are only comparing against exp. 2005-07-13 Daniel Berlin Fix PR tree-optimization/22376 * tree-ssa-structalias.c (build_constraint_graph): We really meant special var here. (need_to_solve): New function. (compute_points_to_sets): Use it. 2005-07-15 Jan Hubicka * cfg.c (update_bb_profile_for_threading): More diagnostic. * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block. 2005-07-15 Richard Guenther * c-common.c (handle_flatten_attribute): New function. Add flatten function attribute. * doc/extend.texi: Document flatten function attribute. * Makefile.in (ipa-inline.o): Depend on hashtab.h. * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node): New functions. (cgraph_decide_inlining): Handle functions with flatten attribute. 2005-07-14 David Edelsohn * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC, UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG, UNSPEC_XCHG, UNSPEC_AND): New. (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete. * config/rs6000/sync.md (FETCHOP): New code macro. (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr): New code attrs. (memory_barrier, sync_internal): Use unspec instead of unspec_volatile. (sync_compare_and_swap): Same. (sync_lock_test_and_set): Same. (sync_, sync_nand): Only use rs6000_emit_sync for QImode and HImode, and not PPC405. (sync_old_, sync_old_nand): Same. (sync_new_, sync_new_nand): Same. (sync_{si,di}_internal): New. (sync_nand{si,di}_internal): New. (sync_old_{si,di}_internal): New. (sync_old_nand{si,di}_internal): New (sync_new_{si,di}_internal): New. (sync_new_nand{si,di}_internal): New. (atomic_and{si,di}): New. (sync_new_nand{si,di}_internal): New. (atomic_and{si,di}): New. (sync_add_internal): Delete. (sync_addshort_internal): Use unspec instead of unspec_volatile. (sync_sub_internal): Delte. (sync_subshort_internal): New. (sync_andsi_internal): Use unspec instead of unspec_volatile. (sync_anddi_internal): Delete. (sync_boolsi_internal): Use unspec instead of unspec_volatile. (sync_booldi_internal): Delete. (sync_boolc_internal): Delete. (sync_boolcshort_internal): Use unspec instead of unspec_volatile. (sync_boolc_internal2): Delete. (sync_boolcc_internal): Delete. (isync, lwsync): Use unspec instead of unspec_volatile. * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS. Revert UNSPEC_VOLATILE. (rs6000_split_atomic_op): New. * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare. 2005-07-14 Eric Christopher * config/mips/mips.c (mips_canonicalize_comparison): Cast argument of trunc_int_for_mode to unsigned HOST_WIDE_INT. 2005-07-14 Eric Christopher * config/s390/t-tpf (SHLIB_MAPFILES): Remove. 2005-07-14 Steven Bosscher PR tree-optimization/22230 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in the computation of the four cross productions for "range op range". 2005-07-14 Alexandre Oliva Ulrich Weigand PR target/20126 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV in some insn. 2005-07-14 Ulrich Weigand * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition. 2005-07-14 Steve Ellcey * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode. 2005-07-14 Richard Guenther PR middle-end/22347 * config/i386/i386-protos.h (ix86_function_value): Change prototype to match new target hook. * config/i386/i386.c (ix86_value_regno): Change prototype to take extra type argument. (TARGET_FUNCTION_VALUE): Define. (ix86_function_ok_for_sibcall): Pass extra argument to ix86_value_regno, check return slot rtx for exact match. (ix86_function_value): Take extra parameter. Dispatch to ix86_value_regno with fndecl/fntype as provided. (ix86_value_regno): Handle extra type argument. * config/i386/i386.h (FUNCTION_VALUE): No longer define. * testsuite/gcc.target/i386/sseregparm-3.c: New testcase. * testsuite/gcc.target/i386/sseregparm-4.c: New testcase. * testsuite/gcc.target/i386/sseregparm-5.c: New testcase. * testsuite/gcc.target/i386/sseregparm-6.c: New testcase. * testsuite/gcc.target/i386/sseregparm-7.c: New testcase. 2005-07-14 Richard Guenther * Makefile.in (explow.o, reg-stack.o): Depend on target.h. * calls.c (expand_call): Pass fntype to hard_function_value. (emit_library_call_value_1): Likewise. * explow.c: Include target.h. (hard_function_value): Take extra argument, the fntype. Use new target hook for function_value. * expr.h (hard_function_value): Change prototype. * function.c (aggregate_value_p): Pass 0 as fntype to hard_function_value. (assign_parms): Use new target hook for function_value. Pass 0 as fntype to hard_function_value. (expand_function_end): Likewise. * reg-stack.c: Include target.h. (stack_result): Use new target hook for function_value. * target-def.h: New target hook function_value. * target.h: Likewise. * targhooks.c (default_function_value): New function. * targhooks.h (default_function_value): Declare. 2005-07-13 Ian Lance Taylor * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define. 2005-07-14 Jan Hubicka * tree-dfa.c (dump_variable): Use default_def function. * tree-ssa-alias.c (dump_points_to_info): Likewise. * tree-ssa.c (verify_use): Likewise. * tree-ssanames.c (release_ssa_name): Likewise. * tree-tailcall.c (eliminate_tail_call): Likewise. (tree_optimize_tail_calls_1): Likewise. * tree-vrp.c (get_value_range): Likewise. 2005-07-14 Ben Elliston * gcc.c (main): Compare language[0] with '*' when iterating over the infiles. 2005-07-13 Adrian Straetling * config/s390/s390.c: (s390_cc_modes_compatible): Move before "s390_emit_compare". Add handling of CCZ1mode. (s390_canonicalize_comparison): Simplify cascaded EQ, NE. (390_emit_compare): Use "s390_cc_modes_compatible" for mode checking. (s390_branch_condition_mask): Add CCZ1mode handling. * config/s390/s390.md: ("seq", "*seq"): New pattern. ("sync_compare_and_swap_cc", "*sync_compare_and_swap_cc"): Use CCZ1mode instead of CCZmode. * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode. 2005-07-13 Adrian Straetling * config/s390/s390.md: ("cmpstrsi", "*cmpstr"): New pattern. ("strlen", "*strlen"): Use hard reg 0 in SImode. 2005-07-13 Eric Christopher * config/mips/mips.c (mips_canonicalize_comparison): New. (mips_emit_int_relational): Use. 2005-07-13 Eric Christopher * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove static extra parts. * config/s390/s390.md: Include tpf.md. Move tpf specific patterns... * config/s390/tpf.md: To here. * config/s390/s390.opt: Move tpf specific options... * config/s390/tpf.opt: to here. Add mmain option. * config/s390/tpf-unwind.h: Remove unnecessary defines. * config/s390/tpf.h: Rewrite. 2005-07-13 H.J. Lu * doc/tm.texi: Remove @xref{Cross-profiling}. 2005-07-13 Jeff Law * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR expressions, test their _DECL operands for pointer equality rather than using operand_equal_p. 2005-07-13 H.J. Lu * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ... (TARGET_POSIX_IO): This. * config/darwin.h: Likewise. * config/freebsd.h: Likewise. * config/linux.h: Likewise. * config/lynx.h: Likewise. * config/netbsd.h: Likewise. * config/rs6000/linux64.h: Likewise. * config/rs6000/linux.h: Likewise. * config/s390/tpf.h: Likewise. * config/sh/embed-elf.h: Likewise. * config/sparc/linux64.h: Likewise. * config/sparc/linux.h: Likewise. * config/svr4.h: Likewise. * gcov-io.h: Likewise. * doc/tm.texi: Updated. * libgcov.c (create_file_directory): Defined only if TARGET_POSIX_IO is defined. (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO is defined. 2005-07-13 Jan Hubicka * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch. 2005-07-13 David Edelsohn * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed structure as argument. 2005-07-13 Paolo Bonzini PR tree-optimization/21921 * tree-iterator.c (tsi_link_before): Support the case when tsi_end_p (tsi) == true. 2005-07-12 Zdenek Dvorak PR tree-optimization/22442 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs correctly. 2005-07-12 Zdenek Dvorak PR rtl-optimization/20376 * toplev.c (process_options): Enable -fweb and -frename-registers when unrolling. * doc/invoke.texi: Update the information about when -fweb and -frename-registers are enabled. 2005-07-12 Andrew Pinski PR tree-opt/21840 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type if *rhs_p is not a SSA_NAME. 2005-07-12 Daniel Berlin Fix PR tree-optimization/22422 * tree-ssa-structalias.c (struct variable_info): Add flag for special vars. (get_varinfo): Now a static function. (new_varinfo): init has_union and is_special_var to false. (solution_set_add): Check has_union. (do_da_constraint): Move temporary variable so it gets reset properly. Also check for special variable. (do_ds_constraint): Ditto. (do_sd_constraint): Ditto. (do_structure_copy): Check for special variable. (find_func_aliases): Ditto. (init_base_vars): Set special vars properly. 2005-07-13 Jan Hubicka * cfgexpand.c (expand_one_stack_var): Do not expand variables when we do unit-at-a-time. * tree-ssa-operands.c (parse_ssa_operands): Fix formatting. (get_expr_operands): Fix thinko wrt flags and subvars. PR tree-optimize/22379 * tree-inline.c (expand_call_inline): Do not output sorry in early inlining. 2005-07-12 Dale Johannesen * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND. 2005-07-12 Andrew Pinski PR bootstrap/21704 * host-linux.h: Include limits.h. 2005-07-12 Dale Johannesen * expr.c (compress_float_constant): Add cost check. * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost. 2005-07-12 Dale Johannesen * gcc.target/i386/compress-float-sse.c: New. * gcc.target/i386/compress-float-sse-pic.c: New. * gcc.target/i386/compress-float-387.c: New. * gcc.target/i386/compress-float-387-pic.c: New. * gcc.dg/compress-float-ppc.c: New. * gcc.dg/compress-float-ppc-pic.c: New. 2005-07-12 Eric Christopher * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove static extra parts. * config/s390/s390.md: Include tpf.md. Move tpf specific patterns... * config/s390/tpf.md: To here. * config/s390/s390.opt: Move tpf specific options... * config/s390/tpf.opt: to here. Add mmain option. * config/s390/tpf-unwind.h: Remove unnecessary defines. * config/s390/tpf.h: Rewrite. 2005-07-12 Eric Christopher * gcc.c (struct infile): Update comment for language. (main): Rewrite input file resetting code. 2005-07-12 Andrew Pinski PR tree-opt/22335 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if requiring a cast in a non RHS of modify_expr. Add a cast when required. (lookup_avail_expr): Use constant_boolean_node instead of boolean_false_node/boolean_true_node. 2005-07-12 Ben Elliston * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string and use it when printing num_edges. 2005-07-12 Bernd Schmidt * doc/extend.texi (Blackfin Built-in Functions): New section. * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the @opindex. 2005-07-12 Adrian Straetling * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp): s/cmpstrsi/cmpstrnsi (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and 'cmpstrnsi'. * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'. (init_optabs): Initialize cmpstrn_optab. * optabs.h: (enum insn_code cmpstrn_optab): Declare. * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation. * expr.c: (enum insn_code cmpstrn_optab): Declare. * config/i386/i386.md: s/cmpstr/cmpstrn * config/c4x/c4x.md: s/cmpstr/cmpstrn * doc/md.texi: Update documentation. 2005-07-11 Richard Henderson * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use build_va_arg_indirect_ref. (alpha_gimplify_va_arg): Likewise. * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise. * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise. * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise. * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise. * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise. * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg): Likewise. * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise. 2005-07-12 Zdenek Dvorak * tree-flow.h (remove_empty_loops, single_dom_exit): Declare. * passes.c (init_optimization_passes): Add pass_empty_loop. * tree-pass.h (pass_empty_loop): Declare. * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop, try_remove_empty_loop, remove_empty_loops): New functions. * tree-ssa-loop-ivopts.c (single_dom_exit): Export. * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New. 2005-07-12 Peter Barada PR middle-end/16719 PR middle-end/18421 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes in address registers. * config/m68k/m68k.c (hard_regno_mode_ok): Likewise. * config/m68k/m68k.md: Replace 's' with 'i' in 4th alternative of addsi3_5200. 2005-07-11 Ian Lance Taylor * config/mips/mips.md (ffs2): Remove. 2005-07-11 Ian Lance Taylor * doc/tree-ssa.texi (Cleanups): Improve description of TRY_FINALLY_EXPR. (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases. 2005-07-11 Daniel Berlin * print-tree.c (print_node): Use DECL_ARGUMENT_FLD. * tree.h (DECL_ARGUMENT_FLD): New macro. 2005-07-11 Daniel Berlin Fix PR tree-optimization/22404 * tree-ssa-structalias.c (create_variable_info_for): Use correct offset. 2005-07-11 Bernd Schmidt * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt, compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand for second comparison operand. * config/bfin/predicates.md (reg_or_const_int_operand): New. * config/bfin/bfin.md (define_attr "type"): Add "sync". (define_insn_reservation "alu"): Likewise. (csync, ssync): Now of type sync. * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to -mcsync-anomaly -mspecld-anomaly. * config/bfin/bfin.opt (mcsync): Remove. (mcsync-anomaly, mspecld-anomaly): Add. * config/bfin/bfin.c: Include "insn-codes.h". (bfin_reorg): Extend to handle the CSYNC anomaly as well. (TARGET_DEFAULT_TARGET_FLAGS): New. * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly. 2005-07-11 Steven Bosscher * basic-block.h: Give the BB flags enum a name, bb_flags. Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK. * cfgcleanup.c (enum bb_flags): Remove here. (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove. (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS. (update_forwarder_flag): Likewise. (thread_jump): Likewise. (try_forward_edges): Likewise. (try_optimize_cfg): Likewise. Clear bb->flags before updating the forwarder flags. Don't clear bb->aux for all basic blocks. Only reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags. 2005-07-11 Richard Guenther * config/i386/i386.opt: New target option -msseregparm. * config/i386/i386.c (override_options): Error out for -msseregparm but no SSE support. (ix86_function_sseregparm): Check for global sseregparm. * doc/invoke.texi: Document -msseregparm. 2005-07-11 Kazuhiro Inaoka * config.gcc (m32r-*-linux*): Use the default extra_parts. (m32rle-*-linux*): Ditto. 2005-07-11 Jakub Jelinek * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type) instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in bytes. 2005-07-10 John David Anglin PR middle-end/22239 PR target/20126 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)). 2005-07-07 Daniel Berlin * tree-ssa-structalias.c (struct variable_info): Heapify complex. (varmap): Heapify varmap. (constraints): Heapify constraints. (struct constraint_graph): Heapify succs and preds. (constraint_vec_find): Update for heapification. (constraint_set_union): Ditto. (insert_into_complex): Ditto. (constraint_edge_vec_find): Ditto. (erase_graph_self_edge): Ditto. (add_graph_edge): Ditto. (get_graph_weights): Ditto. (merge_graph_nodes): Ditto. (build_constraint_graph): Ditto. (topo_visit): Ditto. (solve_graph): Ditto. (create_variable_info_for): Ditto. (init_base_vars): Ditto. (delete_points_to_sets): Free graph, varmap, and complex constraints. (condese_varmap_nodes): Free complex vector. (clear_edges_for_node): Clear succs and preds vector. 2005-07-10 Daniel Berlin * tree-ssa-structalias.c (update_alias_info): Change counting of references to not include vdefs. 2005-07-10 Daniel Berlin * tree-ssa-alias.c (free_used_part_map): Add missing free. (up_insert): Ditto. 2005-07-10 John David Anglin * pa.c (pa_commutative_p): Make PLUS commutative when TARGET_NO_SPACE_REGS is true. 2005-07-09 Diego Novillo * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h * tree-cfg.c (CHECK_OP): Only test for is_gimple_val. * tree-dfa.c (dump_subvars_for): New. (debug_subvars_for): New. (dump_variable): Show subvariables if VAR has them. * tree-flow-inline.h (get_subvar_at): New. (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT. * tree-flow.h (struct ptr_info_def): Remove field pt_malloc. Update all users. (struct subvar): Change fields offset and size to unsigned HOST_WIDE_INT. (dump_subvars_for): Declare. (debug_subvars_for): Declare. (get_subvar_at): Declare. (okay_component_ref_for_subvars): Change 2nd and 3rd argument to unsigned HOST_WIDE_INT *. (overlap_subvar): Likewise. * tree-gimple.c (is_gimple_reg): Always return false for SFTs and memory tags. * tree-pass.h (pass_build_pta, pass_del_pta): Remove. Update all callers. * tree-ssa-alias.c: Include tree-ssa-structalias.h. (compute_may_aliases): Call compute_points_to_sets. (collect_points_to_info_for): Remove. (compute_points_to_and_addr_escape): Remove. (delete_alias_info): Call delete_points_to_sets. (compute_flow_sensitive_aliasing): If the call to find_what_p_points_to returns false, call set_pt_anything. (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias. (set_pt_anything): Clear pi->pt_vars. (set_pt_malloc): Remove. (merge_pointed_to_info): Remove. (add_pointed_to_expr): Remove. (add_pointed_to_var): Remove. (collect_points_to_info_r): Remove. (is_escape_site): Make extern. (create_sft): New. (create_overlap_variables_for): Call it. * tree-ssa-copy.c (merge_alias_info): Never merge flow-sensitive alias information. * tree-ssa-operands.c (get_expr_operands): Adjust variables offset and size to be unsigned HOST_WIDE_INT. (add_to_addressable_set): Rename from note_addressable. Set TREE_ADDRESSABLE as the variables are added to the set. Update all users. (add_stmt_operand): Do not try to micro-optimize unmodifiable operands into VUSEs when adding V_MAY_DEFs for members in an alias set. * tree-ssa-operands.h (add_to_addressable_set): Declare. * tree-ssa-structalias.c: Include tree-ssa-structalias.h last. (struct variable_info): Add bitfield is_heap_var. (var_anyoffset, anyoffset_tree, anyoffset_id): Declare. (new_var_info): Initialize is_heap_var. (get_constraint_for): Add HEAP variables to the symbol table. Mark them with is_heap_var. (update_alias_info): New. Taken mostly from the old compute_points_to_and_addr_escape. (handle_ptr_arith): New. (find_func_aliases): Call update_alias_info. Call handle_ptr_info for tcc_binary expressions. Call mark_stmt_modified. (create_variable_info_for): If DECL has subvars, do not create variables for its subvars. Always add all the fields. (set_uids_in_ptset): If the solution includes ANYOFFSET and SFTs, then add all the SFTs of the structure. If VI->DECL is an aggregate with subvariables, add the SFT at VI->OFFSET. (find_what_p_points_to): If VI is an artificial variable, translate to bitfields in SSA_NAME_PTR_INFO. If the solution is empty, set pi->pt_vars to NULL (init_base_vars): Create ANYOFFSET. (compute_points_to_sets): Rename from create_alias_vars. Make extern. (pass_build_pta): Remove. (delete_points_to_sets): Rename from delete_alias_vars. (pass_del_pta): Remove. * tree-ssa-structalias.h (struct alias_info): Move from tree-ssa-alias.h. (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC, NUM_REFERENCES_SET): Likewise. (compute_points_to_sets, delete_points_to_sets): Declare. 2005-07-09 Richard Henderson * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12, alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12, alpha_split_lock_test_and_set_12): New functions. * config/alpha/alpha-protos.h: Update. * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC, UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO. * config/alpha/sync.md (I12MODE): New. (memory_barrier, mb_internal): Use unspec instead of unspec_volatile. (sync_): Likewise. (sync_nand): Likewise. (sync_old_): Likewise. (sync_new_): Likewise. (sync_old_nand, sync_new_nand): Likewise. (sync_compare_and_swap): Likewise. (sync_lock_test_and_set): Likewise. (sync_compare_and_swap): New. (sync_compare_and_swap_1): New. (sync_lock_test_and_set): New. (sync_lock_test_and_set_1): New. 2005-07-09 Diego Novillo PR 21356 PR 22332 * passes.c (execute_todo): Cleanup the CFG before updating SSA. 2005-07-09 Jakub Jelinek * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT: in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx). 2005-07-09 Richard SAndiford PR target/21656 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define. 2005-07-08 David Edelsohn * config/rs6000/sync.md (load_locked_): Use Z for memory_operand constraint. (store_conditional_): Same. (sync_compare_and_swap): Same. (sync_lock_test_and_set): Same. 2005-07-08 Hans-Peter Nilsson Rewrite PIC support to more closely model actual instructions. * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol) (cris_symbol): Remove prototypes for removed functions. (cris_pic_symbol_type_of, cris_valid_pic_const) (cris_expand_pic_call_address): Prototypes for new functions. * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused variable. (cris_print_operand) : Remove cases for unused modifiers. : Add case for new punctuation character. : Temporarily set flag_pic = 2 instead of incorrectly emitting (extra) PIC modifier. : Do not assert for PLT. (cris_initial_frame_pointer_offset, cris_simple_epilogue) (cris_expand_prologue, cris_expand_epilogue): Check for pic_offset_table_rtx usage instead of taking current_function_uses_pic_offset_table as the final word. (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok): Remove flag_pic difference. (cris_valid_pic_const, cris_pic_symbol_type_of): New functions, the moral equivalents of... (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove functions. (cris_legitimate_pic_operand): Just call cris_valid_pic_const. (cris_handle_option): Mark ARG as unused. (cris_expand_pic_call_address): New worker function for "call", "call_value". (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not output PIC constructs here. (cris_output_addr_const_extra): Changes for emitting PIC modifiers as symbol-specific modifers, not whole or part of operands. * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case. (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped constants and flag_pic. (CONSTANT_INDEX_P): Adjust for new functions. (enum cris_pic_symbol_type): New helper type. (PRINT_OPERAND_PUNCT_VALID_P): Add ':'. * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL) (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New define_constants. ("movsi"): Emit actual instructions for GOT and relative access. ("*movsi_got_load"): New pattern to set up the register holding the GOT pointer. ("*movsi_internal"): Operand 1 is not a plain general_operand. Adjust FIXME for 'S'. : Sanity-check UNSPEC types for PIC. Use "movs" for -fpic cases. ("addsi3"): Add alternative for 'S'; use adds.w when possible. ("uminsi3","*expanded_call_value"): Remove 'S' alternative. ("call", "call_value"): Just call cris_expand_pic_call_address for PIC addresses. ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"): Remove special pattern. ("*expanded_call_side", "*expanded_call_value_side"): New patterns. (gotplt-to-plt, gotplt-to-plt-side-call) (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New peephole2:s. * config/cris/cris/predicates.md ("cris_general_operand_or_gotless_symbol"): Remove unused predicate. ("cris_general_operand_or_symbol"): Adjust for new functions. 2005-07-08 Andrew Pinski * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1. 2005-07-08 Daniel Berlin * Makefile.in (TREE_H): Add treestruct.def. (c-decl.o): Add pointer-set.h * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at visibility on regular DECL's. (merge_decls): Fix the copying of decl nodes of various types for the new structures. Don't update RTL, section name, weak status, etc, on DECL's without RTL. (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone. Don't check volatile on non-variable types. (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK to check whether we have seen arguments. * c-objc-common.c (c_tree_printer): Reverse order of tests so that flag is checked before field (flag is common, field is not). * dwarf2out.c (decl_ultimate_origin): Only DECL's with TS_DECL_COMMON could have an origin. (add_location_or_const_value_attribute): Don't check section name on non-var/function decls. (dwarf2out_var_location): Reverse order of tests. * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace with DECL_WRTL_CHECK. * expmed.c (make_tree): rtl is now in decl_with_rtl. * fold-const.c (fold_binary): Don't check weakness on non-var/function decls. (tree_expr_nonzero_p): Ditto. (fold_checksum_tree): Use tree_decl_extra as sizeof buffer. * ggc-page.c (extra_order_size_table): Add sizes for tree_decl_non_common, tree_parm_decl, tree_var_decl, and tree_field_decl. * gimplify.c (gimplify_bind_expr): Only set DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL. * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's without RTL. * langhooks-def.h (LANG_HOOK_INIT_TS): New. * langhooks.h (init_ts). New langhook. * passes.c (rest_of_decl_compilation): Reverse order of tests. * print-tree.c (print_node): Update to only print fields that exist in the structures the passed decl has. * toplev.c (wrapup_global_declarations): Don't reset DECL_DEFER_OUTPUT on DECL's that don't contain it. * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed. * tree-inline.c (remap_decl): Ditto. * tree-outof-ssa.c (create_temp): Reverse order of tests. * tree-pretty-print.c (print_declaration): Don't print DECL_REGISTER on things that don't contain it. * tree-vrp.c (expr_computes_nonzero): Don't check weakness on non-var/function decls. * tree.c (tree_contains_struct): New structure. (init_priority_for_decl): New hashtable. (tree_int_map): New structure. (tree_int_map_eq): New function. (tree_int_map_marked_p): Ditto. (tree_int_map_hash): Ditto. (tree_map): Move to tree.h. (tree_map_eq): Externalize. (tree_map_hash): Ditto. (tree_map_marked_p): Ditto. (init_ttree): Set up tree_contains_struct and call langhook. (decl_assembler_name): Use DECL_NON_COMMON_CHECK.. (tree_code_size): Update for new structures. (tree_node_structure): Update for new structures. (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls without the field. (copy_node_stat): Copy init priority. (build_decl_stat): Ditto for visibility. (ts_enum_names): New. (tree_contains_struct_check_failed): New function. (decl_init_priority_lookup): Ditto. (decl_init_priority_insert): Ditto. * treestruct.def: New file. * tree.h (CODE_CONTAINS_STRUCT): New macro. (CONTAINS_STRUCT_CHECK): Ditto. (tree_contains_struct_check_failed): New prototype. (DECL_CHECK): Removed. (DECL_MINIMAL_CHECK): New. (DECL_COMMON_CHECK): Ditto. (DECL_WRTL_CHECK): Ditto. (DECL_NON_COMMON_CHECK): Ditto. (DECL_WITH_VIS_CHECK): Ditto. (VAR_OR_FUNCTION_DECL_P): Ditto (struct tree_decl_minimal): New structure. (struct tree_decl_common): Ditto. (struct tree_decl_with_rtl): Ditto. (struct tree_decl_with_vis): Ditto. (struct tree_decl_non_common): Ditto. (struct tree_field_decl): Ditto. (struct tree_parm_decl): Ditto. (struct tree_var_decl): Ditto. (struct tree_function_decl): Ditto. (struct tree_const_decl): Ditto. (struct tree_result_decl): Ditto. (union tree_node): Add new structures. * var-tracking.c (track_expr_p): Reverse order of tests. * doc/c-tree.texi: Add documentation on DECL node internal structure. 2005-07-08 Kazu Hirata * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC. * system.h: Poison FINALIZE_PIC. * doc/tm.texi (FINALIZE_PIC): Remove. 2005-07-08 Andrew Pinski PR tree-opt/22329 * tree-ssa-propagate.c (fold_predicate_in): Convert the value to the correct type if we have a MODIFY_EXPR. 2005-07-08 Kazu Hirata PR tree-optimization/22360 * tree.c (upper_bound_in_type): Fix calculations for casting to a non-wider signed type and casting a signed value to a wider unsigned type. (lower_bound_in_type): Fix calculations for casting to a non-wider signed type. PR tree-optimization/20139 * tree-cfg.c (remove_bb): Check in_ssa_p before calling release_defs. * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call fold_cond_expr_cond. * tree-ssanames.c (release_defs): Assert in_ssa_p. * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite. 2005-07-08 Andrew Pinski PR tree-opt/22356 * tree-complex.c (expand_complex_libcall): Produce REALPART_EXPR/IMAGPART_EXPR with the correct type. 2005-07-08 Kenneth Zadeck * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a != b" assert and inserted fastpath code for this case. (bitmap_ior): Removed "a != b" assert. 2005-07-08 Kazuhiro Inaoka * config/m32r/linux.h (STARTFILE_SPEC): Support PIE. (ENDFILE_SPEC): Likewise. * config/m32r/m32r.h (ASM_SPEC): Likewise. * config/m32r/m32r.c (m32r_output_function_epilogue): Care for a large stack frame at epilogue. 2005-07-08 David Billinghurst * final.c: Include sdbout.h when required. 2005-07-07 Geoffrey Keating * config.gcc (*-*-darwin*): Only one target-specific header file for generic darwin. (powerpc-*-darwin*): Add version-specific header files. * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp. * config.in: Regenerate. * configure: Regenerate. * gcc.c: Include xregex.h. (version_compare_spec_function): New. (spec_function): Add version-compare. (replace_outfile_spec_function): Reformat comment. (compare_version_strings): New. * config/darwin-c.c (version_as_macro): New. (builtin_define): New. (darwin_cpp_builtins): New. * config/darwin-protos.h (darwin_cpp_builtins): New. * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here. (LIB_SPEC): Make unconditional, update comment. (TARGET_C99_FUNCTIONS): Define. * config/darwin.opt: Sort. (mmacosx-version-min=): New. * config/darwin7.h: Delete. * config/darwin8.h: Delete. * config/i386/darwin.h (): Call darwin_cpp_builtins. * config/rs6000/darwin.h (): Call darwin_cpp_builtins. (TARGET_C99_FUNCTIONS): Define. * config/rs6000/darwin7.h: New. * config/rs6000/darwin8.h: New. * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min= (-mmacosx-version-min): Document. 2005-07-07 Ian Lance Taylor * config/mips/mips.md (abs2) [GPR]: Remove. 2005-07-07 John David Anglin PR middle-end/22239 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG. 2005-07-07 Khem Raj * config/arm/arm.c (thumb_output_function_prologue): Calculate offset in bytes, not words. 2005-07-07 Paul Brook * config/arm/arm.c (arm_pad_arg_upward): Compare return value of DEFAULT_FUNCTION_ARG_PADDING to upward. 2005-07-07 Richard Henderson * function.c (locate_and_pad_parm): Record parameter alignment in stack_alignment_needed. 2005-07-07 David Edelsohn * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete. (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New. (define_attr "type"): Add isync, sync, load_l, store_c. * config/rs6000/sync.md (memory_barrier): Change to define_expand. Create scratch volatile MEM. (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute sync. (load_locked_): New. (store_conditional_): New. (sync_compare_and_swap): Replace with splitter. (sync_lock_test_and_set): Replace with splitter. (sync_): Change to unspec_volatile UNSPECV_SYNC_OP and UNSPECV_ISYNC. (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic is ics. Attribute isync. (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute lwsync. * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE and UNSPECV_SYNC_OP. (emit_unlikely_jump): New. (emit_load_locked): New. (emit_store_conditional): New. (rs6000_split_compare_and_swap): New. (rs6000_split_lock_test_and_set): New. (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L, TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC. * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap, rs6000_split_lock_test_and_set): Declare. * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md, mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l, store_c, isync, sync. 2005-07-07 Kelley Cook * Makefile.in (echo_quoted_to_gtyp): New template for outputing filenames to gtyp-gen.h. (s-typ-gen): Use it in place of for loops. 2005-07-07 J"orn Rennecke * hooks.c (hook_bool_rtx_int_false): New function. * hooks.h (hook_bool_rtx_int_false): Declare. * target-def.h (TARGET_COMMUTATIVE_P): Define. (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P. * target.h (struct gcc_target): Add commutative_p member. * targhooks.c (hook_bool_rtx_commutative_p): New function. * targhooks.h (hook_bool_rtx_commutative_p): Declare. * pa.c (TARGET_COMMUTATIVE_P): Redefine. (pa_commutative_p): New function. * jump.c (target.h): Include. (rtx_renumbered_equal_p): Use targetm.commutative_p. * doc/tm.texi: Document TARGET_COMMUTATIVE_P. 2005-07-07 Adrian Straetling * config/s390/s390-protos.h (s390_expand_clrmem): Delete. (s390_expand_setmem): New. * config/s390/s390.c: Likewise. (print_shift_count_operand): Truncate to 12 bits instead of 6. Adapt comments. * config/s390/s390.md: ("setmem"): Accept character as general_operand. Call new function "s390_expand_setmem". ("clrmem_long", "*clrmem_long"): Rewrite to ... ("setmem_long", "*setmem_long"): ... this. 2005-07-07 Adrian Straetling * config/s390/s390.c: (optimization_options): Enable TARGET_MVCLE at -Os. * doc/invoke.texi: Document changes in default behaviour. * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle". 2005-07-07 Adrian Straetling * expr.c: (set_storage_via_setmem): Convert opchar to mode defined by back-end. 2005-07-07 Jakub Jelinek * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after all sets in the pattern. * config/rs6000/rs6000.md (stack_protect_testsi, stack_protect_testdi): Likewise. 2005-07-06 Jeff Law * tree-vrp.c (simplify_using_ranges): Kill. (vrp_finalize): Remove call to simplify_using_ranges. (simplify_stmt_using_ranges): New function extracted from simplify_using_ranges. (simplify_div_or_mod_using_ranges): Likewise. (simplify_abs_using_ranges): Likewise. (simplify_cond_using_ranges): New function. * tree-flow.h (simplify_stmt_using_ranges): Prototype. * tree-ssa-propagate.c (substitute_and_fold): Call simplify_stmt_using_ranges if we have range information. 2005-07-06 James E. Wilson * config/ia64/ia64.c (ia64_reorg): Check optimize before ia64_flag_schedule_isns2. * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when reading/writing general registers. (ia64_function_arg): Revert 2005-06-18 change. 2005-07-06 John David Anglin * pa.c (legitimize_pic_address): Use gcc_assert instead of abort. (legitimize_tls_address): Use gcc_unreachable instead of abort. 2005-07-06 Kaz Kojima * function.c (expand_function_end): Revert part of 2005-06-27 patch. Do sjlj_emit_function_exit_after after return_label. 2005-07-06 Kazu Hirata * doc/install.texi (--disable-libssp): New. 2005-07-06 Fariborz Jahanian * doc/invoke.texi: Update -fforce-mem documentation. * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove code for -fforce-mem. * expmed.c: (store_bit_field,store_fixed_bit_field, extract_bit_field): Ditto. * expr.c: (convert_move): Ditto. * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop, expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move, emit_conditional_add,expand_float,expand_fix): Ditto. * opts.c: (decode_options): Remove setting of flag_force_mem flag. (common_handle_option): Issue warning when -fforce-mem specified. 2005-07-06 Paul Brook * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last argument is empty. * configure: Regenerate. 2005-07-06 J"orn Rennecke * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09. 2005-07-06 Daniel Berlin Fix PR tree-optimization/22319 Fix PR tree-optimization/22140 Fix PR tree-optimization/22310 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on variable sized types. Use correct type for intermediate structure on *a = *b structure copies. 2005-07-06 Jakub Jelinek * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE): Remove. (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA. (machine_function): Move typedef to... * config/rs6000/rs6000.c (machine_function): ... here. Add varargs_save_offset field. (rs6000_stack_t): Remove varargs_size field. (setup_incoming_varargs): Allocate varargs save area using assign_stack_local, try to make it as small as possible. Save offset from virtual_stack_vars_rtx to the save area in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD instead of magic 8 when fp word byte size is used. (rs6000_va_start): Use cfun->machine->varargs_save_offset instead of -RS6000_VARARGS_SIZE. (rs6000_stack_info, debug_stack_info, rs6000_initial_elimination_offset): Remove all traces of varargs_size. * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove. * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA. 2005-07-06 Zdenek Dvorak PR tree-optimization/21963 * tree-ssa-loop-ivopts.c (get_computation_aff): Use constant_multiple_of in the same way get_computation_cost_at does. 2005-07-06 Jakub Jelinek * config/sparc/sparc.h (sparc_compare_emitted): New extern. * config/sparc/sparc.c (sparc_compare_emitted): New variable. (gen_compare_reg): If sparc_compare_emitted is set, clear it and return its previous value. (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL. * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants. (stack_protect_set, stack_protect_test): New expanders. (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi, stack_protect_testdi): New insns. * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define. * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define. 2005-07-06 Jeff Law * tree-ssa-dce.c (cfg_altered): New global. (tree_dce_init): Initialize cfg_altered. (remove_dead_stmt): If we remove an edge in the CFG, then set CFG_ALTERED. (perform_tree_ssa_dce): If we altered the CFG, then invalidate the dominators. 2005-07-06 Kazu Hirata * Makefile.in (stamp-collect-ld): Use $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove ./collect-ld if it already exists. (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<. Don't remove ./nm if it already exists. 2005-07-05 Devang Patel * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number. (LOOP_VINFO_LOC, LOOP_LOC): Remove. * tree-vectorizer.c (vect_loop_location): New. (vect_print_dump_info): Use vect_loop_location. (new_loop_vec_info): Do not set LOOP_VINFO_LOC. (vectorize_loops): Set vect_loop_location. * tree-vect-analyze.c (vect_analyze_offset_expr, vect_determin_vectorization_factor, vect_analyze_operations, vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence, vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment, vect_analyze_data_refs_alignment, vect_analyze_data_ref_access, vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access, vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant, vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized, vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form, vect_analyze_loop): Adjust vect_print_dump_info API. * tree-vect-transform.c (vect_create_addr_base_for_vector_ref, vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand, vect_finish_stmt_generation, vectorizable_assignment, vectorizable_operation, vectorizable_store, vectorizable_load, vectorizable_live_operation, vectorizable_condition, vect_transform_stmt, vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound, vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment, vect_transform_loop): Same. * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use, vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops): Same. 2005-07-05 Randolph Chung * configure.ac (hppa*-*-linux*: Check for a TLS capable gas. * configure: Regenerate. * config/pa/pa-protos.h (tls_symbolic_operand): Declare. (pa_tls_referenced_p): Declare. * config/pa/pa.c (legitimize_pic_address): Reject TLS operands. (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New. (legitimize_tls_address): New. (hppa_legitimize_address): Handle TLS addresses. (pa_tls_symbol_ref_1, pa_tls_referenced_p): New. (TARGET_CANNOT_FORCE_CONST_MEM): Define. (emit_move_sequence): Handle TLS addresses. (pa_encode_section_info): Call default handler to handle common sections. * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New. (CONSTANT_ADDRESS_P): Reject TLS operands. (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define. * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM) (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE) (UNSPEC_TLSLE): Define new constants. (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New. * config/pa/predicates.md (symbolic_operand): Reject TLS operands. (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand) (tie_symbolic_operand, tle_symbolic_operand): New 2005-07-06 Kelley Cook * aclocal.m4: Update macros for autoconf 2.59 style. * configure.ac: Likewise. 2005-07-05 John David Anglin * pa.c (function_value): Handle small aggregates on 32-bit targets. (function_arg): Pass small aggregates in general registers on 32-bit targets. * som.h (MEMBER_TYPE_FORCES_BLK): Delete define. 2005-07-05 Andrew Pinski * Makefile.in (final.o): Fix dependencies. 2005-07-05 Joseph S. Myers PR c/22013 PR c/22098 * langhooks.h (struct lang_hooks): Add expr_to_decl. * langhooks.c (lhd_expr_to_decl): New. * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL): New. (LANG_HOOKS_INITIALIZER): Update. * tree.c (recompute_tree_invarant_for_addr_expr): Call expr_to_decl langhook. * c-tree.h (c_expr_to_decl): Declare. * c-typeck.c (c_expr_to_decl): New. (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR specially. * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define. 2005-07-05 Joseph S. Myers PR c/22308 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY, C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants. 2005-07-05 Paolo Bonzini * Makefile.in: Adjust dependencies. * tree-pass.h: Add new passes and passes formerly in tree-optimize.c. * basic-block.h (duplicate_computed_gotos): Remove, it is now static. * alias.c (rest_of_handle_cfg, pass_cfg): New. * bb-reorder.c (duplicate_computed_gotos): Make it static. * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of rest_of_compilation. * bb-reorder.c (gate_duplicate_computed_gotos, pass_duplicate_computed_gotos, gate_handle_reorder_blocks, rest_of_handle_reorder_blocks, pass_reorder_blocks, gate_handle_partition_blocks, rest_of_handle_partition_blocks, pass_partition_blocks): New. * bt-load.c (gate_handle_branch_target_load_optimize, rest_of_handle_branch_target_load_optimize, pass_branch_target_load_optimize): New. * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2, pass_jump2): New. * cfglayout.c (pass_insn_locators_initialize): New. * cfgrtl.c (pass_free_cfg): New. * combine.c (gate_handle_combine, rest_of_handle_combine, pass_combine): New. * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse, gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New. * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New. * except.c (pass_set_nothrow_function_flags, pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh, pass_rtl_eh): New. * final.c (pass_compute_alignments, rest_of_handle_final, pass_final, rest_of_handle_shorten_branches, pass_shorten_branches, rest_of_clean_state, pass_clean_state): New. * flow.c (pass_recompute_reg_usage, gate_remove_death_notes, rest_of_handle_remove_death_notes, pass_remove_death_notes, rest_of_handle_life, pass_life, rest_of_handle_flow2, pass_flow2): New. * function.c (pass_instantiate_virtual_regs, pass_init_function, rest_of_handle_check_leaf_regs, pass_leaf_regs): New. * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass, pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse, pass_gcse): New. * global.c (rest_of_handle_global_alloc, pass_global_alloc): New. * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion, pass_rtl_ifcvt, gate_handle_if_after_combine, rest_of_handle_if_after_combine, pass_if_after_combine, gate_handle_if_after_reload, rest_of_handle_if_after_reload, pass_if_after_reload): New. * integrate.c (pass_initial_value_sets): New. * jump.c (pass_cleanup_barriers, purge_line_number_notes, pass_purge_lineno_notes): New. * mode-switching.c (rest_of_handle_mode_switching, pass_mode_switching): New. * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New. * loop-init.c (gate_handle_loop2, rest_of_handle_loop2, pass_loop2): New. * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize, pass_loop_optimize): New. * modulo-sched.c (gate_handle_sms, rest_of_handle_sms, pass_sms): New. * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2, pass_gcse2): New. * postreload.c (gate_handle_postreload, rest_of_handle_postreload, pass_postreload_cse): New. * profile.c (gate_handle_profiling, pass_profiling, rest_of_handle_branch_prob, pass_branch_prob): New. * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split, pass_split_before_regstack, gate_handle_split_before_regstack, gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2, rest_of_handle_split_all_insns, pass_split_all_insns): New. * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs, pass_stack_regs): New. * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove, gate_handle_stack_adjustments, rest_of_handle_stack_adjustments, pass_stack_adjustments): New. * regrename.c (gate_handle_regrename, rest_of_handle_regrename, pass_regrename): New. * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots, pass_delay_slots, gate_handle_machine_reorg, rest_of_handle_machine_reorg, pass_machine_reorg): New. * rtl.h (extern void purge_line_number_notes): New. * sched-rgn.c (gate_handle_sched, rest_of_handle_sched, gate_handle_sched2, rest_of_handle_sched2, pass_sched, pass_sched2): New. * tracer.c (gate_handle_tracer, rest_of_handle_tracer, pass_tracer): New. * value-prof.c (gate_handle_value_profile_transformations, rest_of_handle_value_profile_transformations, pass_value_profile_transformations): New. * var-tracking.c (gate_handle_var_tracking, pass_variable_tracking): New. * web.c (gate_handle_web, rest_of_handle_web, pass_web): New. * passes.c (open_dump_file, close_dump_file, rest_of_handle_final, rest_of_handle_delay_slots, rest_of_handle_stack_regs, rest_of_handle_variable_tracking, rest_of_handle_machine_reorg, rest_of_handle_old_regalloc, rest_of_handle_regrename, rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks, rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_gcse2, rest_of_handle_regmove, rest_of_handle_tracer, rest_of_handle_if_conversion, rest_of_handle_if_after_combine, rest_of_handle_if_after_reload, rest_of_handle_web, rest_of_handle_branch_prob, rest_of_handle_value_profile_transformations, rest_of_handle_cfg, rest_of_handle_jump_bypass, rest_of_handle_combine, rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2, rest_of_handle_gcse, rest_of_handle_loop_optimize, rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize, rest_of_handle_mode_switching, rest_of_handle_jump, rest_of_handle_eh, rest_of_handle_stack_adjustments, rest_of_handle_flow2, rest_of_handle_jump2, rest_of_handle_peephole2, rest_of_handle_postreload, rest_of_handle_shorten_branches, rest_of_clean_state, rest_of_compilation): Remove. * cgraphunit.c (ipa_passes): Moved from tree-optimize.c. * passes.c (dump_flags, in_gimple_form, all_passes, all_ipa_passes, all_lowering_passes, register_one_dump_file, register_dump_files, next_pass_1, last_verified, execute_todo, execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved from tree-optimize.c. (init_optimization_passes): Moved from tree-optimize.c, adding the RTL optimizations. * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h. * tree-optimize.c (dump_flags, in_gimple_form, all_passes, all_ipa_passes, all_lowering_passes, register_one_dump_file, register_dump_files, next_pass_1, last_verified, execute_todo, execute_one_pass, execute_pass_list, execute_ipa_pass_list, init_tree_optimization_passes, ipa_passes): Delete. * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing the RTL dumps. (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved from tree.h. (ipa_passes): Remove. (all_passes, all_ipa_passes, all_lowering_passes): Now extern. * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved to tree-pass.h. (dump_info_p, dump_flag): Moved to tree-dump.h. * Makefile.in: Adjust dependencies for tree-pretty-print.c, cgraph.c, opts.c. * passes.c (finish_optimization_passes): Use dump_begin and dump_end, TDI_end. (gate_rest_of_compilation): New. (pass_rest_of_compilation): Use it. (gate_postreload, pass_postreload): New. * toplev.c (general_init): Rename init_tree_optimization_passes. * toplev.h (init_tree_optimization_passes): Rename to init_optimizations_passes. * tree-dump.c (dump_flag): Make static. (dump_files): Remove RTL dumps. * tree-optimize.c (pass_all_optimizations, pass_early_local_passes, pass_cleanup_cfg, pass_free_cfg_annotations, pass_cleanup_cfg_post_optimizing, pass_free_datastructures, pass_init_datastructures, pass_fixup_cfg): Make non-static. * tree-pretty-print.c: Include tree-pass.h. * cgraph.c: Include tree-dump.h. 2005-07-04 Daniel Berlin * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var): Only fall back to saying it points to readonly memory if we can't do better. 2005-07-05 Kazuhiro Inaoka * config/m32r/m32r-protos.h: Remove m32r_finalize_pic. * config/m32r/m32r.c (m32r_compute_frame_size, m32r_expand_prologue): Take current_function_profile into account whenever we reference current_function_uses_pic_offset_table. (m32r_finalize_pic): Remove. * config/m32r/m32r.h (FINALIZE_PIC): Likewise. 2005-07-05 Kazu Hirata * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET) instead of $<. Don't remove ./as if it already exists. 2005-07-04 John David Anglin PR target/21723 * pa.md: Remove fcpy alternative from movhi and movqi patterns. * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers for complex modes when generating code for PA 1.0. (VALID_FP_MODE_P): New macro. (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register sets for all general and floating point modes. Align wide floating point modes to even register boundaries to comply with architectural requirements. (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS. * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting. (VALID_FP_MODE_P): New macro. (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register sets for all general and floating point modes. Align wide floating point modes to even register boundaries to comply with architectural requirements. 2005-07-04 Diego Novillo * tree-dump.c (dump_files): Initialize dump number for .cgraph to 0. 2005-07-04 Diego Novillo * tree-ssa-structalias.c: Don't include expr.h. 2005-07-04 Diego Novillo * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix comments. 2005-07-04 Daniel Berlin Fix PR tree-optimization/22279 * tree-ssa-structalias.c (offset_overlaps_with_access): Use correct operator. 2005-07-04 J"orn Rennecke * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t". 2005-07-03 Joseph S. Myers * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c, cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c, config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h, config/stormy16/stormy16.c, config/v850/v850.c, config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c, except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c: Avoid "." or "\n" at end of diagnostics and capital letters at start of diagnostics. * combine.c, cse.c: Don't translate dump file output. * toplev.c (print_version): Only translate output if going to stderr. 2005-07-03 Kazu Hirata * c-decl.c, tree-object-size.c, tree-vectorizer.c, config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment typos. 2005-07-03 John David Anglin * pa.c (fix_range): Fix typo in comment. 2005-07-03 Kazu Hirata * tree-vrp.c (extract_range_from_assert): Replace fold (build (...)) with fold_build2. 2005-07-03 Kaveh R. Ghazi * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs, gcc_gfc_char_table, init_dynamic_gfc_info): New. (format_types_orig, handle_format_attribute): Add support for format "gcc_gfc". 2005-07-03 Gabriel Dos Reis * varasm.c (assemble_variable): Fix format specifier thinko. 2005-07-03 Ira Rosen PR tree-optimization/22029 (and 22135) * tree-pretty-print.c (dump_generic_node): Check that the node is not a phi node before calling dump_vops. 2005-07-02 Gabriel Dos Reis * tree-dump.h (dump_string_field): Declare. * tree-dump.c: Use it instead of dump_string. (dump_string_field): Make non-static. 2005-07-03 Kaz Kojima * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean up the minimal CFG stuff always when optimize > 0. Call split_all_insns_noflow in PIC case if needed. 2005-07-02 Gabriel Dos Reis Christian Ehrhardt PR c++/18279 * c-decl.c (c_write_global_declarations): Dump contents of external scope to. * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl. , , , , , : Add. (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump is enabled. 2005-07-03 Joseph S. Myers * c-common.h (GCC_DIAG_STYLE): Define. * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC version for format checking to 4.1. * c-format.c: Include toplev.h after c-common.h. (enum format_type): Add gcc_tdiag_format_type. (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs, gcc_tdiag_flag_specs, gcc_tdiag_char_table): New. (format_types_orig): Add gcc_tdiag. (init_dynamic_diag_info): Support gcc_tdiag formats. (handle_format_attribute): Likewise. * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove. (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC version for format checking to 4.1. (warning0, warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_DIAG. * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c (finish_aliases_1): Do not use %qE. * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c, config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c: Correct format bugs. * config/v850/v850-protos.h (v850_output_aligned_bss): Change size parameter to unsigned HOST_WIDE_INT. * config/v850/v850.c (v850_output_aligned_bss): Likewise. 2005-07-02 David Edelsohn PR middle-end/21742 * expr.c (write_complex_part): Use adjust_address for MEM. (read_complex_part): Same. 2005-07-02 Daniel Berlin Fix PR tree-optimization/22280 * tree-sra.c (generate_element_init): Remove useless loop. 2005-07-02 Richard Henderson * config/alpha/alpha.c (alpha_legitimize_address): Check for TLS_MODEL_NONE. (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars. 2005-07-02 Andrew Pinski PR middle-end/14490 * fold-const.c (fold_binary): Handle the return value of fold_to_nonsharp_ineq_using_bound if we get back the same operand back. Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1". 2005-07-02 Jeff Law * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not a eliminate type conversion which feeds an equality comparison if the original type or either operand in the comparison is a function pointer. 2005-07-02 Joseph S. Myers * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt, config/rs6000/rs6000.opt, params.def: Remove "." from end of help texts. * config/avr/avr.c: Do not use '`' as left quote. * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c: Remove "." from end of diagnostics. Make diagnostics start with lowercase letter. 2005-07-02 Zack Weinberg Joseph S. Myers * toplev.c (default_tree_printer): Handle setting location with '+' flag. * c-objc.common.c (c_tree_printer): Likewise. * c-format.c (gcc_diag_flag_specs): Add '+'. (gcc_cdiag_char_table): Allow '+' flag for tree formats. (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag formats. * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c, config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c, config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c, config/v850/v850.c, function.c, stor-layout.c, toplev.c, tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end of diagnostics. Use %q+D not %s for a decl. Do not pass excess format arguments where %J is used without %D. 2005-07-02 Jakub Jelinek * gcc.c (LINK_SSP_SPEC): Define. (link_ssp_spec): New variable. (LINK_COMMAND_SPEC): Add %(link_ssp). (static_specs): Add link_ssp_spec. * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test. * configure: Rebuilt. * config.in: Rebuilt. * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define. * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise. * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise. * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise. * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test): If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp. -0x7008(2) instead of reading __stack_chk_guard variable. * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change number. (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants. (stack_protect_set, stack_protect_test): Use *_tls* patterns if TARGET_THREAD_SSP_OFFSET is defined. (stack_tls_protect_set_si, stack_tls_protect_set_di, stack_tls_protect_test_si, stack_tls_protect_test_di): New insns. Revert: 2005-06-27 Richard Henderson * libgcc-std.ver (GCC_4.1.0): New. * libgcc.h (__stack_chk_guard): Declare. (__stack_chk_fail, __stack_chk_fail_local): Declare. * libgcc2.c (L_stack_chk, L_stack_chk_local): New. * mklibgcc.in (lib2funcs): Add them. 2005-07-01 Richard Henderson * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to void * before struct sigcontext *. (x86_fallback_frame_state): Likewise. 2005-07-01 James E. Wilson * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet. 2005-07-01 Andrew Pinski PR tree-opt/22269 * tree-ssa-reassoc.c (should_transpose): Fix which operand we check for SSA_NAME for. 2005-07-01 Daniel Berlin Fix PR tree-optimization/22071 * tree-ssa-structalias.c (offset_overlaps_with_access): New function. (get_constraint_for_component_ref): Use it. 2005-07-01 Andrew Pinski PR other/22264 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to print out the last new line. 2005-07-01 Hans-Peter Nilsson * config/cris/cris.md (CRIS_CC0_REGNUM): New constant. Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM. * config/cris/cris.c (cris_conditional_register_usage): Adjust reg_names[CRIS_CC0_REGNUM] for early CRIS versions. (cris_print_operand) : Handle CRIS_CC0_REGNUM. (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms. * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro. (enum reg_class): New member CC0_REGS. (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS. (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER) (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES) (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS) (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER): Adjust for register now described. 2005-07-01 Jakub Jelinek PR target/22262 * config/i386/i386.md (stack_protect_test_si, stack_protect_test_di): Add earlyclobber for scratch 3. * config/rs6000/rs6000.md (stack_protect_testsi, stack_protect_testdi): Add earlyclobber for scratch 3, remove earlyclobber from scratch 4. Older entries for 2005 can be found in ChangeLog-2005. 2005-06-30 Diego Novillo PR 21584 PR 22219 * tree-ssa-alias.c (create_name_tags): Also process non-dereferenced pointers. Remove argument 'ai'. Update all callers. 2005-06-30 Andrew Pinski * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Set to 0 for FRAME_GROWS_DOWNWARD. (REGISTER_NAMES): Add sfp. 2005-07-01 Kelley Cook * config/arm/libunwind.S, config/arm/pr-support.c, config/arm/unwind-arm.c, config/arm/unwind-arm.h, config/c4x/predicates.md, tree-object-size.c: Update FSF address. 2005-06-30 Eric Botcazou PR target/22260 * config/sparc/sparc.c (emit_and_preserve): Add 2nd register. Preserve the 2nd register too, if present. (sparc_output_mi_thunk) : Preserve the PIC register too. Adjust call to emit_and_preserve. 2005-06-30 Zack Weinberg Jakub Jelinek * pretty-print.h (PP_NL_ARGMAX): New. (text_info): Add locus. (struct chunk_info): New. (output_buffer): Add formatted_obstack, chunk_obstack, and cur_chunk_array. Change obstack to a pointer. (pp_wrapping_mode_t, pp_wrapping_mode, pp_set_verbatim_wrapping): New. (struct pretty_print_info): Replace ideal_maximum_length and prefixing_rule with wrapping. (pp_line_cutoff, pp_prefixing_rule): Update to match. Update prototypes and wrapper macros throughout. * pretty-print.c (pp_formatted_text_data, pp_append_r) (pp_base_clear_output_area, pp_construct, pp_base_formatted_text) (pp_base_last_position_in_text, pp_base_newline, pp_base_character): Update for changes to pp structure. (pp_base_prepare_to_format, pp_base_format_text): Delete. (pp_base_format, pp_base_output_formatted_text): New functions. (pp_base_format_verbatim): Use pp_set_verbatim_wrapping. (pp_verbatim): Clear text.locus. (pp_printf): Likewise. Use pp_format and pp_output_formatted_text. * c-objc-common.c (c_tree_printer): Update function signature. * diagnostic.c (diagnostic_initialize): Update for changes to pp structure. (diagnostic_report_diagnostic): Call pp_format and then pp_output_formatted_text. (verbatim): Clear text.locus. * diagnostic.h (diagnostic_prefixing_rule, diagnostic_line_cutoff): Update for changes to pp structure. * c-lang.c: No need to include c-pretty-print.h. * Makefile.in: Remove bogus line containing only a tab. (c-lang.o): Update dependencies. * toplev.c (announce_function): Don't use verbatim. (default_tree_printer): Update signature. * objc/objc-lang.c: No need to include c-pretty-print.h. * objc/Make-lang.in: Update dependencies. 2005-06-29 Daniel Berlin * tree-complex.c (complex_variable_components): Now a hashtable. (cvc_lookup): Ditto. (cvc_insert): Ditto. (create_components): Use referenced var iterator. Initialize hashtable. Use cvc_insert/lookup. (extract_components): Use cvc_insert/lookup. (update_complex_components): Ditto. (update_complex_components_on_edge): Ditto. * tree-dfa.c (referenced_vars): Now a hashtable. (dump_referenced_vars): Use iterator. (referenced_var_lookup): New function. (referenced_var_insert): Ditto. (add_referenced_var): Use referenced_var_insert. (mark_new_vars_to_rename): Use DECL_UID. * tree-flow-inline.h (first_htab_element): New function. (end_htab_p): Ditto. (next_htab_element): Ditto. (first_referenced_var): Ditto. (end_referenced_vars_p): Ditto. (next_referenced_var): Ditto. (is_call_clobbered): Use DECL_UID. (mark_call_clobbered): Ditto. (clear_call_clobbered): Ditto. (mark_non_addressable): Ditto. * tree-flow.h (htab_iterator): New struct. (FOR_EACH_HTAB_ELEMENT): New macro. (struct int_tree_map): New struct. (int_tree_map_hash): Prototype. (int_tree_map_eq): Ditto. (referenced_var_iterator): Ditto. (FOR_EACH_REFERENCED_VAR): New macro. (referenced_vars): Now a hashtable. * tree-into-ssa.c (symbol_marked_for_renaming): Use DECL_UID. (add_new_name_mapping): Ditto. (mark_def_sites): Ditto. (insert_phi_nodes): Use referenced_var iterator. (mark_def_site_blocks): Ditto. (mark_sym_for_renaming): Use DECL_UID. * tree-sra.c (is_sra_candidate_decl): Use DECL_UID. (lookup_element): Ditto. (find_candidates_for_sra): Use referenced_vars iterator. Use DECL_UID. * tree-ssa-alias.c (NUM_REFERENCES): New macro. (NUM_REFERENCES_CLEAR): Ditto. (NUM_REFERENCES_INC): Ditto. (NUM_REFERENCES_SET): Ditto. (alias_obstack): New bitmap obstack. (struct alias_map_d): Use bitmap, not sbitmap. (struct alias_info): Remove num_references. (init_alias_info): Use referenced_var iterator. Initialize bitmap obstack. (delete_alias_info): Use referenced_var iterator. Free bitmap obstack. (compute_points_to_and_addr_escape): Use DECL_UID. Use new NUM_REFERENCES macros. (compute_flow_sensitive_aliasing): may_aliases is now a bitmap. Use new NUM_REFERENCES macros. (group_aliases_into): Update prototype to use bitmap. (setup_pointers_and_addressables): Use referenced_vars iterator. Use DECL_UID. Use new NUM_REFERENCES macros. (add_pointed_to_var): Use DECL_UID. (dump_alias_info): Use referenced_var iterator. (add_type_alias): Ditto. (used_portions): Now a hashtable. (used_part_map_eq): New function. (used_part_map_hash): Ditto. (free_used_part_map): Ditto. (up_lookup): Ditto. (up_insert): Ditto. (get_or_create_used_part_for): Use up_lookup. (create_overlap_variables_for): Ditto. (find_used_portions): Use up_insert. Use DECL_UID. (create_structure_vars): Init used_portions hashtable, use referenced_vars iterator. * tree-ssa-live.c (create_ssa_var_map): sbitmaps became bitmaps. Use DECL_UID. * tree-ssa-loop-im.c (gather_mem_refs_stmt): Use DECL_UID. * tree-ssa-operands.c (get_asm_expr_operands): Ditto. (note_addressable): Ditto. * tree-ssa-structalias.c (set_uids_in_ptset): Ditto. * tree-ssa.c (verify_flow_insensitive_alias_info): Use referenced_var iterator. Use DECL_UID. (delete_tree_ssa): Ditto. (int_tree_map_eq): New function. (int_tree_map_hash): Ditto. * tree-stdarg.c (find_va_list_reference): Use DECL_UID. (va_list_ptr_read): Ditto. (va_list_counter_struct_op): Ditto. (va_list_ptr_write): Ditto. (check_va_list_escapes): Ditto. (check_all_va_list_escapes): Ditto. (execute_optimize_stdarg): Ditto. * tree-tailcall.c (suitable_for_tail_opt_p): Used referenced_var iterator. 2005-06-30 Andrew Pinski * config/rs6000/darwin.h (FRAME_POINTER_REGNUM): Rename to ... (HARD_FRAME_POINTER_REGNUM): this. 2005-06-30 Jan Hubicka * ipa-inline.c (cgraph_clone_inlined_nodes): Revert previous patch. 2005-06-30 Francois-Xavier Coudert PR middle-end/22247 * tree-ssa-structalias.c (build_constraint_graph, scc_visit, process_unification_queue, init_topo_info, topo_visit, init_scc_info, free_scc_info, perform_var_substitution, solve_graph): Use unsigned instead of uint. 2005-06-30 Jakub Jelinek * function.c (gen_stack_protect_test): Add third argument. 2005-06-30 J. D. Johnston * gthr-tpf.h (CE2THRCPTR): Change field offset to 16. 2005-06-30 Kazu Hirata * config/c4x/c4x-protos.h: Remove the prototypes for those functions removed from c4x.c. Add prototypes for those functions exported in c4x.c. * config/c4x/c4x.c (any_operand, fp_zero_operand, const_operand, stik_const_operand, not_const_operand, reg_operand, r0r1_reg_operand, r2r3_reg_operand, ext_low_reg_operand, ext_reg_operand, std_reg_operand, std_or_reg_operand, addr_reg_operand, index_reg_operand, dp_reg_operand, sp_reg_operand, st_reg_operand, rc_reg_operand, call_address_operand, symbolic_address_operand, dst_operand, src_operand, src_hi_operand, lsrc_operand, tsrc_operand, nonimmediate_src_operand, nonimmediate_lsrc_operand, reg_or_const_operand, par_ind_operand, parallel_operand): Remove. (c4x_immed_float_p, c4x_a_register, c4x_x_register, c4x_K_constant, c4x_N_constant, c4x_O_constant, c4x_S_indirect): Export. * config/c4x/c4x.h (PREDICATE_CODES): Remove. * config/c4x/c4x.md: Include predicates.md. * config/c4x/predicates.md: New. 2005-06-30 Jakub Jelinek * function.c (stack_protect_epilogue): Pass label to stack_protect_test, assume it emitted also the conditional branch. * doc/md.texi (stack_protect_test): Adjust documentation. * config/i386/i386.md (stack_protect_test): Add third argument, emit beq with operands[2]. * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Define to flag_stack_protect != 0. * config/rs6000/rs6000.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants. (stack_protect_set, stack_protect_test): New expanders. (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi, stack_protect_testdi): New insns. * config/rs6000/rs6000.c (rs6000_stack_protect_fail): New function. (TARGET_STACK_PROTECT_FAIL): Define. (rs6000_generate_compare): Handle UNSPEC_SP_TEST. * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Increment. (DWARF_FRAME_REGISTERS, DWARF_REG_TO_UNWIND_COLUMN): Adjust, so that addition of sfp doesn't change these. (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS, REG_ALLOC_ORDER): Add sfp. (INT_REGNO_P): Include FRAME_POINTER_REGNUM. (FRAME_POINTER_REGNUM): Define to 113. (HARD_FRAME_POINTER_REGNUM): Define to 31. (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add sfp. (STARTING_FRAME_OFFSET): Set to 0 for FRAME_GROWS_DOWNWARD. (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM instead. Add eliminations from FRAME_POINTER_REGNUM. (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Include FRAME_POINTER_REGNUM. (REGISTER_NAMES): Add sfp. * config/rs6000/rs6000.c (rs6000_reg_names): Add sfp. (alt_reg_names): Likewise. (rs6000_stack_info): Handle FRAME_GROWS_DOWNWARD. (rs6000_emit_prologue): Use HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM. (rs6000_initial_elimination_offset): Never eliminate to FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM instead. Add elimination offsets from FRAME_POINTER_REGNUM. * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Only return non-zero if DEFAULT_ABI == ABI_V4. 2005-06-30 Steven Bosscher * coretypes.h (tls_model): Add TLS_MODEL_NONE as 0. * tree.h (struct tree_decl): New field `tls_model'. (DECL_TLS_MODEL): New. (DECL_THREAD_LOCAL_P): Rename from DECL_THREAD_LOCAL, make it a predicate. * rtl.h (decl_default_tls_model): Add prototype for it. * varasm.c (decl_tls_model): Rewritten and renamed to ... (decl_default_tls_model): ... this. (default_encode_section_info): Use DECL_TLS_MODEL instead of decl_tls_model. (assemble_variable): Replace DECL_THREAD_LOCAL with DECL_THREAD_LOCAL_P. (default_section_type_flags_1): Likewise. (categorize_decl_for_section): Likewise. * tree.c (staticp): Likewise. (recompute_tree_invarant_for_addr_expr): Likewise. * drawf2out (loc_descriptor_from_tree_1): Likewise. * c-decl.c (diagnose_mismatched_decls): Likewise. with DECL_THREAD_LOCAL_P. (start_decl): Likewise. * print-tree.c (print_node): Likewise. Print the TLS model. (grokdeclarator): Set the default DECL_TLS_MODEL here. * c-common.c (handle_tls_model_attribute): Rewrite to set the TLS model up based on the attribute. Never add the attribute to the decl's attributes list. * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Replace DECL_THREAD_LOCAL with DECL_THREAD_LOCAL_P. 2005-06-30 Zdenek Dvorak PR testsuite/21967 * tree-ssa-live.c (mark_all_vars_used_1): Ignore variables in TMR_ORIGINAL. 2005-06-30 Bernd Schmidt * config/bfin/bfin.md (addv2hi3, subv2hi3, sminv2hi3, smaxv2hi3, mulv2hi3, negv2hi2, absv2hi2): Pattern names fixed by appending the necessary digit. 2005-06-29 David Edelsohn * config/rs6000/rs6000.c (rs6000_file_start): Use PPC405_ERRATUM77. 2005-06-29 Diego Novillo PR 22234 * tree-ssa-copy.c (fini_copy_prop): Do not overwrite copy_of when following copy-of chains. 2005-06-30 Jan Hubicka * function.h (struct function): Add saved blocks/unexpanded var list. * gimple-low.c (record_vars): Insert only VAR_DECLs. * tree-inline.c (add_lexical_block): Declare; do not clear sublocks. (remap_decl): Do not declare vars. (remap_block): Do not care inserting blocks. (remap_blocks): New function. (copy_body_r): Update debug info. (expand_call_inline): Duplicate callee block tree into caller; copy all the unexpanded_var_list. (save_body): Save unexpanded_var_list and blocks. * tree-optimize.c (tree_rest_of_optimization): Restore blocks/unexpanded_var_list. 2005-06-29 Richard Henderson * config/ia64/ia64.c (ia64_expand_vecint_minmax): Use us_minus and plus for V4HImode UMAX. 2005-06-29 Joseph S. Myers * c-tree.h (default_function_array_conversion): Take and return struct c_expr. * c-typeck.c (default_function_array_conversion): Split into array_to_pointer_conversion and function_to_pointer_conversion. Take and return struct c_expr. (array_to_pointer_conversion): Do not handle type qualifiers or COMPOUND_EXPRs specially. (build_function_call): Call function_to_pointer_conversion for function designators. (build_unary_op): Call array_to_pointer_conversion, not default_function_array_conversion. (digest_init, output_init_element): Likewise. * c-parser.c: All callers of default_function_array_conversion changed. 2005-06-29 Ziemowit Laski * config/darwin.c (machopic_select_section): constant ObjC string objects now always have type "__builtin_ObjCString". 2005-06-29 Richard Henderson * config/alpha/alpha.md (vec_shl_, vec_shr_): New. 2005-06-29 Richard Henderson * tree-vect-transform.c (vect_min_worthwhile_factor): Declare. (vect_create_epilog_for_reduction): Don't use vec_shr if the operation is emulated. (vectorizable_reduction): Duplicate vect_min_worthwhile_factor tests from vectorizable_operation. 2005-06-29 Caroline Tice Fix PR 21956 * varasm.c (assemble_start_function): Add "L" to beginning of local labels, so assembler & linker treat them as local. 2005-06-29 Richard Henderson * config/i386/i386.c (ix86_expand_int_vcond): Remove unsignedp argument. Simplify canonicalization of condition. Use unsigned saturating subtraction for QI and HImode unsigned compares. Use bit arithmetic tricks for SImode unsigned compares. * config/i386/i386-protos.h (ix86_expand_int_vcond): Update decl. * config/i386/sse.md (SSEMODE14): New. (umaxv8hi3): Use us_minus+plus to avoid vcond. (umaxv4si3): New. (smax3): Rename from smaxv16qi3 and macroize. (smin3): Similarly with sminv16qi3. (umin3): Similarly with uminv8hi3. 2005-06-29 Ian Lance Taylor * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Change GEN_INT to gen_int_for_mode when storing register size to memory. 2005-06-29 Stuart Hastings * config/i386/mmintrin.h: Mark vector intrinsics always_inline. * config/i386/emmintrin.h: Likewise. * config/i386/pmmintrin.h: Likewise. * config/i386/xmmintrin.h: Likewise. 2005-06-29 Steve Ellcey PR middle-end/21969 * tree.h (TYPE_VECTOR_SUBPARTS): Change to shift expression. (SET_TYPE_VECTOR_SUBPARTS): New. * tree.c (make_vector_type): Replace TYPE_VECTOR_SUBPARTS with SET_TYPE_VECTOR_SUBPARTS. * tree-vect-transform.c (vect_transform_loop): Add cast. 2005-06-29 Andreas Krebbel * config/s390/s390.c (s390_decompose_address): Accept invalid displacements for addresses containing frame_pointer_rtx or virtual_stack_vars_rtx. (s390_frame_info): Replaced use of STARTING_FRAME_OFFSET. (s390_initial_elimination_offset): New offset when eliminating the soft frame pointer. * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Defined as 1. (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Definitions changed. 2005-06-28 Ziemowit Laski * c-common.c (flag_next_runtime): Move... * toplev.c (flag_next_runtime): ... here. * c-common.h (flag_next_runtime): Move... * flags.h (flag_next_runtime): ... here. * config/darwin-c.c: Include flags.h. * config/t-darwin (darwin-c.o): Depend on flags.h. 2005-06-29 Kaz Kojima * config/sh/linux-unwind.h (shmedia_fallback_frame_state): Disable aliasing warning with void * cast. (sh_fallback_frame_state): Likewise. 2005-06-29 Kaz Kojima * target.h (gcc_target): New field allocate_initial_value. * target-def.h (TARGET_ALLOCATE_INITIAL_VALUE): New macro. (TARGET_INITIALIZER): Include it. * integrate.c (allocate_initial_values): Use targetm.allocate_initial_value. * system.h: Poison ALLOCATE_INITIAL_VALUE. * config/sh/sh-protos.h (sh_pr_n_sets): Delete. * config/sh/sh.c (sh_pr_n_sets): Make it static. (sh_allocate_initila_value): New function. (TARGET_ALLOCATE_INITIAL_VALUE): Override default. * config/sh/sh.h (ALLOCATE_INITIAL_VALUE): Delete. * doc/tm.texi (TARGET_ALLOCATE_INITIAL_VALUE): Rename and update from ALLOCATE_INITIAL_VALUE. 2005-06-28 Richard Henderson * tree-vectorizer.c (vect_is_simple_reduction): Compare types using TYPE_MAIN_VARIANT. 2005-06-28 Richard Henderson * config/ia64/ia64.c (ia64_expand_vecint_compare): Decompose to EQ when using psubN.uuu. 2005-06-29 Kelley Cook * doc/gcc.texi: Update FSF address. 2005-06-28 Eric Christopher PR c/22052 PR c/21975 * c-decl.c (diagnose_mismatched_decls): Define DECL_EXTERN_INLINE. Use. Fix detection of invalid extern inline redefinition. 2005-06-28 Diego Novillo * tree-optimize.c (init_tree_optimization_passes): Fix typo. 2005-06-28 Andrew Pinski * config/rs6000/rs6000.md (setmemsi): s/operand/operands/. 2005-06-28 Richard Henderson * config/ia64/ia64.c (ia64_expand_vecint_compare): Use unsigned saturating subtraction for QI and HImode unsigned compares. Use bit arithmetic tricks for SImode unsigned compares. (ia64_expand_vcondu_v2si): Remove. (ia64_expand_vecint_cmov): Don't call it. 2005-06-28 Richard Henderson * rtlanal.c (nonzero_bits1): Use the mode of the value for determining integral-ness for comparisons. 2005-06-28 Andrew Pinski * config/rs6000/rs6000.md (setmemsi): Fix operand 2. 2005-06-28 Joseph S. Myers * target.h (invalid_conversion, invalid_unary_op, invalid_binary_op): New hooks. * target-def.h (TARGET_INVALID_CONVERSION, TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP, TARGET_INITIALIZER): Likewise. * hooks.h (hook_constcharptr_tree_tree_null, hook_constcharptr_int_tree_null, hook_constcharptr_int_tree_tree_null): New. * hooks.c (hook_constcharptr_tree_tree_null, hook_constcharptr_int_tree_null, hook_constcharptr_int_tree_tree_null): Likewise. * doc/tm.texi (TARGET_INVALID_CONVERSION, TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Document. * c-convert.c (convert): Use invalid_conversion hook. * c-typeck.c (build_unary_op): Use invalid_unary_op hook. (build_binary_op): Use invalid_binary_op hook. * config/ia64/ia64-modes.def: Define RFmode. * config/ia64/ia64-protos.h (spill_xfmode_operand): Remove. (ia64_expand_movxf_movrf): New. * config/ia64/ia64.md (movxf): Move code to ia64_expand_movxf_movrf. (movrf, movrf_internal): New. * ia64.c (ia64_invalid_conversion, ia64_invalid_unary_op, ia64_invalid_binary_op, TARGET_INVALID_CONVERSION, TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): New. (spill_xfmode_operand): Rename to spill_xfmode_rfmode_operand. Add mode parameter. Make static. (ia64_expand_movxf_movrf): New, moved from ia64.md. Handle RFmode as well as XFmode. (ia64_function_arg, ia64_function_value, ia64_register_move_cost, ia64_scalar_mode_supported_p): Handle RFmode as well as XFmode. (ia64_init_builtins): Set up __fpreg as RFmode. (ia64_mangle_fundamental_type): Mangle __fpreg as u7__fpreg. 2005-06-28 Adrian Straetling * builtins.c: (expand_builtin_memset): Rewrite to support 'set_storage_via_setmem'. * expr.c: (enum insn_code setmem_optab): Define. (enum insn_code clrmem_optab): Remove. (set_storage_via_setmem): New function. (clear_storage_via_setmem): Remove. (clear_storage): Replace call to "clear_storage_via_clrmem" with "set_storage_via_setmem". * expr.h: (set_storage_via_setmem): Declare. (CLEAR_RATIO): Redefine using HAVE_setmemM. * optabs.h: (enum insn_code setmem_optab): Declare. (enum insn_code clrmem_optab): Remove. * optabs.c: (init_optabs): Initialize setmem_optab. (enum insn_code clrmem_optab): Remove. * genopinit.c: (otabs): Likewise. * doc/md.texi: Document new standard pattern 'setmem'. Remove 'clrmem'. * config/alpha/alpha.c: (alpha_expand_block_clear): Adjust 'operands' ordering. * config/frv/frv.c: (frv_expand_block_clear): Likewise. * config/rs6000/rs6000.c: (expand_block_clear): Likewise. * config/alpha/alpha.md: ("clrmemqi", "clrmemdi"): Rename to "setmemM". FAIL on operands[2]!=const0_rtx. Adjust 'operands' ordering. * config/avr/avr.md: ("clrmemhi"): Likewise. * config/frv/frv.md: ("clrmemsi"): Likewise. * config/i386/i386.md: ("clrmemsi", "clrmemdi"): Likewise. * config/pa/pa.md: ("clrmemsi", "clrmemdi"): Likewise. * config/rs6000/rs6000.md: ("clrmemsi"): Likewise. * config/s390/s390.md: ("clrmem"): Likewise. 2005-06-28 Paul Brook * Makefile.in: Set and use UNWIND_H. Install as unwind.h. * c-decl.c (finish_decl): Call default_init_unwind_resume_libfunc. * except.c (add_ehspec_entry): Generate arm eabi filter lists. (assign_filter_values): Ditto. (output_ttype): New function. (output_function_exception_table): Use output_ttype. Generate arm eabi filter lists. (default_init_unwind_resume_libfunc): New function. * except.h (default_init_unwind_resume_libfunc): Add prototype. * optabs.c (init_optabs): Don't set unwind_resume_libfunc. * opts.c (decode_options): Use targetm.unwind_tables_default. * target-def.h (TARGET_ASM_TTYPE): Provide and use definition. (TARGET_ARM_EABI_UNWINDER, TARGET_UNWIND_TABLES_DEFAULT): Ditto. * target.h (struct gcc_target): Add asm.ttype, unwind_tables_default and arm_eabi_unwinder. * unwind-c.c: Support Arm EABI unwinder. * unwind.h: Rename ... * unwind-generic.h: ... To this. * doc/tm.texi (TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER): Document. (TARGET_UNWID_TABLES_DEFAULT): Document. * config/arm/arm-protos.h (arm_output_fn_unwind): Add prototype. * config/arm/arm.c (arm_unwind_emit, arm_output_ttype): New functions. (TARGET_UNWIND_EMIT, TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER): Define. (thumb_pushpop, thumb_output_function_prologue): Output unwinding directives. (arm_unwind_emit_stm, arm_unwind_emit_set): New functions. * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS): Only define when !TARGET_UNWIND_INFO. (ARM_OUTPUT_FN_UNWIND, ARM_EABI_UNWIND_TABLES): Define. * config/arm/bpabi.h (TARGET_UNWIND_INFO): Define. * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE): Use ARM_OUTPUT_FN_UNWIND. * config/arm/lib1funcs.asm: Include libunwind.S. * config/arm/libgcc-bpabi.ver: Add unwinding routines. * config/arm/libunwind.S: New file. * config/arm/pr-support.c: New file. * config/arm/t-bpabi (LIB1ASMFUNCS): Add _unwind. (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set. * config/arm/t-symbian (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set. * config/arm/unwind-arm.c: New file. * config/arm/unwind-arm.h: New file. * config/i386/t-netware (USER_H): Remove unwind.h. * config/ia64/ia64.h (TARGET_UNWIND_TABLES_DEFAULT): Define. 2005-06-28 DJ Delorie * c-decl.c (pop_scope): Move warning control into warning call. (diagnose_mismatched_decls): Likewise. (pushdecl): Likewise. (start_decl): Likewise. (grokparms): Likewise. (start_function): Likewise. (store_parm_decls_newstyle): Likewise. (store_parm_decls_oldstyle): Likewise. (finish_function): Likewise. (declspecs_add_scspec): Likewise. * c-format.c (decode_format_attr): Likewise. (maybe_read_dollar_number): Likewise. (avoid_dollar_number): Likewise. (finish_dollar_format_checking): Likewise. (check_format_info): Likewise. (check_format_info_main): Likewise. (check_format_types): Likewise. (format_type_warning): Likewise. * c-typeck.c (function_types_compatible_p): Likewise. (build_array_ref): Likewise. (convert_arguments): Likewise. (build_c_cast): Likewise. (store_init_value): Likewise. (process_init_element): Likewise. (c_start_case): Likewise. * stor-layout.c (finalize_record_size): Likewise. * tree-cfg.c (execute_warn_function_noreturn): Likewise. * tree-inline.c (expand_call_inline): Likewise. 2005-06-28 Uros Bizjak PR target/22134 * config/i386/i386.md (fist2_with_temp splitter): Clobber memory operand, not scratch register. 2005-06-28 Andreas Krebbel * config/s390/s390.c (machine_function): New field has_landing_pad_p. (s390_set_has_landing_pad_p, s390_reg_clobbered_rtx, s390_regs_ever_clobbered): New functions. (s390_return_addr_rtx): Use get_hard_reg_initial_value. (s390_register_info, s390_init_frame_layout, s390_update_frame_layout): Use s390_regs_ever_clobbered. (s390_emit_prologue): Don't use r14 as temp reg if its content is used for builtin_return_address. * config/s390/s390.md ("exception_receiver"): New expander. * config/s390/s390-protos.h (s390_set_has_landing_pad_p): Prototype added. 2005-06-28 Andreas Krebbel * except.c (current_function_has_exception_handlers): Function description added and if statements merged. 2005-06-28 Richard Henderson * config/i386/sse.md (smaxv16qi3): Fix buffer overflow. (sminv16qi3, umaxv8hi3, uminv8hi3): Likewise. 2005-06-27 Richard Henderson * config/ia64/ia64.c (ia64_expand_vcondu_v2si): Generate proper comparison operations. (ia64_expand_vecint_minmax): Fix size of xops. * config/ia64/vect.md (umax3): Fix fallback pattern typo. (vec_shl_, vec_shr_): New. 2005-06-27 Richard Henderson * tree-vect-transform.c (get_initial_def_for_reduction): Use correct type for DEF and INIT_VAL. Pretend MIN/MAX need epilogue adjustment. 2005-06-27 Richard Henderson * config/i386/sse.md (vec_shl_, vec_shr_): New. (smaxv16qi3, umaxv8hi3, sminv16qi3, uminv8hi3): New. 2005-06-27 Richard Henderson * tree-vect-transform.c (vect_create_epilog_for_reduction): Remove duplicate little-endian adjustment. 2005-06-28 Kelley Cook * doc/include/texinfo.tex: Import from upstream CVS. 2005-06-28 Jan Hubicka * cgraph.c (cgraph_remove_node): Do not release function bodies until full cgraph is built. * cgraph.h (cgraph_decide_inlining_incrementally): Add early argument. * cgraphunit.c (cgraph_finalize_function): Update call of cgraph_decide_inlining_incrementally. (initialize_inline_failed): Break out of ... (cgraph_analyze_function): ... here. (rebuild_cgraph_edges): New function. (pass_rebuild_cgraph_edges): New pass. * common.opt (fearly-inlining): New flag. * ipa-inline.c: Include ggc.h (cgraph_clone_inlined_nodes): Avoid re-using of original copy when cgraph is not fully built. (cgraph_decide_inlining_incrementally): Add early mode. (cgraph_early_inlining): New function. (cgraph_gate_early_inlining): Likewise. (pass_early_ipa_inline): New pass. * ipa.c (cgraph_postorder): NULLify aux pointer. * tree-inline.c (expand_call_inline): Avoid warning early. * tree-optimize.c (pass_early_local_passes): New. (execute_cleanup_cfg_pre_ipa): New. (pass_cleanup_cfg): New. (register_dump_files): Fix handling subpasses of IPA pass. (init_tree_optimization_passes): Add early passes. (execute_ipa_pass_list): Fix handling of subpasses of IPA pass. * passes.h (pass_early_tree_profile, pass_rebuild_cgraph_edges, pass_early_ipa_inline): New passes. * tree-profile.c (do_early_tree_profiling, pass_early_tree_profile): New. * invoke.texi: Document early-inlining. 2005-06-28 Kelley Cook * doc/include/fdl.texi: Merge in changes from upstream. * doc/include/gpl.texi: Likewise. 2005-06-27 Diego Novillo PR 21959 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Handle type casts between unsigned and signed types with different size or precision. 2005-06-28 Jan Hubicka * tree-optimize.c (exercute_free_datastructures): Do not disband implicit edges; do not attempt to build insn list; do not free cfg annotations. (execute_free_cfg_annotations); Disband implicit edges here; free cfg annotations here too. (pass_free_cfg_annotations); New pass. (init_tree_optimization_passes); Add pass_free_cfg_annotations. * tree-ssa-operands.c (free_ssa_operands); Recover; export. * tree-ssa-operands.h (free_ssa_operands); declare. * tree-ssa.c (delete_tree_ssa); Free SSA operand; mark stmt modified; kill PHI nodes. * tree-ssanames.c (release_defs): Kill addresses_taken. * basic-block.h (basic_block_def): Kill rbi. (reorder_block_def): Kill; Remove next field (replaced by aux); move other fields to ... (rtl_bb_info): ... here. * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round, copy_bb, connect_traces, add_labels_and_missing_jumps fix_up_fall_thru_edges, fix_crossing_conditional_branches, duplicate_computed_gotos, partition_hot_cold_basic-blocks): Update to new fields. * cfg.c (initialize_bb_rbi): Kill. * cfglayout.c (record_effective_endpoints, fixup_reorder_chain, fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update. * cfgrtl.c (cfg_layout_create_basic_block): Do not initialize rbi. (try_redirect_by_replacing_jump): Update rbi references. (cfg_layout_split_block): Likewise. (cfg_layout_delete_block): Likewise. (cfg_layout_merge_blocks): Likewise. * function.c (thread_prologue_and_epilogue_insns): Likewise. * passes.c (rest_of_handle_sms): Likewise. * tracer.c (seen, tail_duplicate, layout_superblocks): Likewise. 2005-06-27 David Edelsohn * config/rs6000/rs6000.c (rs6000_file_start): Note PPC405 erratum in verbose_asm output. * config/rs6000/rs6000.h (PPC405_ERRATUM77): Bracket with CONFIG_PPC405CR. * config.gcc (powerpc with_which): Define CONFIG_PPC405CR for 405cr. 2005-06-27 Jakub Jelinek * builtin-attrs.def (DEF_ATTR_FOR_INT): Add for 5 and 6. (DEF_LIST_INT_INT): Add for 4,0, 4,5, 5,0, 5,6. (ATTR_NOTHROW_NONNULL_4, ATTR_NOTHROW_NONNULL_5): Define. (ATTR_FORMAT_PRINTF_4_0, ATTR_FORMAT_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0, ATTR_FORMAT_PRINTF_5_6): Define. * builtins.c: Include tree-flow.h. (expand_builtin_mempcpy, expand_builtin_memmove): Comment fixes. (expand_builtin_object_size, expand_builtin_memory_chk, maybe_emit_chk_warning, maybe_emit_sprintf_chk_warning, compute_object_offset, compute_builtin_object_size, fold_builtin_object_size): New functions. (expand_builtin): Handle BUILT_IN_OBJECT_SIZE and BUILT_IN_*_CHK. (fold_builtin_1): Likewise. Handle BUILT_IN_{,V}{,F}PRINTF and BUILT_IN_{,F}PRINTF_UNLOCKED. (fold_builtin_memory_chk, fold_builtin_stxcpy_chk, fold_builtin_strncpy_chk, fold_builtin_strcat_chk, fold_builtin_strncat_chk, fold_builtin_sprintf_chk, fold_builtin_snprintf_chk, fold_builtin_printf, fold_builtin_fprintf): New functions. * builtins.def (BUILT_IN_OBJECT_SIZE, BUILT_IN_MEMCPY_CHK, BUILT_IN_MEMMOVE_CHK, BUILT_IN_MEMPCPY_CHK, BUILT_IN_MEMSET_CHK, BUILT_IN_STPCPY_CHK, BUILT_IN_STRCAT_CHK, BUILT_IN_STRCPY_CHK, BUILT_IN_STRNCAT_CHK, BUILT_IN_STRNCPY_CHK, BUILT_IN_SNPRINTF_CHK, BUILT_IN_SPRINTF_CHK, BUILT_IN_VSNPRINTF_CHK, BUILT_IN_VSPRINTF_CHK, BUILT_IN_FPRINTF_CHK, BUILT_IN_PRINTF_CHK, BUILT_IN_VFPRINTF_CHK, BUILT_IN_VPRINTF_CHK): New builtins. * builtin-types.def (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_VAR_4): Document. (BT_FN_SIZE_CONST_PTR_INT, BT_FN_INT_INT_CONST_STRING_VALIST_ARG, BT_FN_PTR_PTR_CONST_PTR_SIZE_SIZE, BT_FN_PTR_PTR_INT_SIZE_SIZE, BT_FN_STRING_STRING_CONST_STRING_SIZE_SIZE, BT_FN_INT_FILEPTR_INT_CONST_STRING_VALIST_ARG, BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VALIST_ARG, BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VALIST_ARG, BT_FN_INT_INT_CONST_STRING_VAR, BT_FN_INT_FILEPTR_INT_CONST_STRING_VAR, BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VAR, BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VAR): New types. * c-common.c (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_VAR_4, DEF_FUNCTION_TYPE_VAR_5): Define. * Makefile.in (OBJS-common): Add tree-object-size.o. (tree-object-size.o): Add dependencies. * tree-pass.h (pass_object_sizes): Add. * tree-optimize.c (init_tree_optimization_passes): Add pass_object_sizes. * tree-object-size.c: New file. * tree.h (fold_builtin_memory_chk, fold_builtin_stxcpy_chk, fold_builtin_strncpy_chk, fold_builtin_snprintf_chk, compute_builtin_object_size, init_object_sizes, fini_object_sizes): New prototypes. * tree-ssa-ccp.c (get_strlen): Rename to ... (get_maxval_strlen): ...this function. Handle also computing of maximum string length and maximum integral value. (ccp_fold_builtin): Handle BUILT_IN_*_CHK. Use get_maxval_strlen instead of get_strlen. Pass CALLEE and ARGLIST variables to the folding functions instead of computing them again. (execute_fold_all_builtins): Retry ccp_fold_builtin if a builtin changed into some other builtin. * doc/extend.texi (Object Size Checking): Document. * regrename.c (copy_value): Fix comment. * toplev.c (process_options): Use if (FRAME_GROWS_DOWNWARD) instead of preprocessor conditionals. * targhooks.c (default_hidden_stack_protect_fail): Fall back to default_external_stack_protect_fail if visibility is not supported or not flag_pic. * config/i386/i386.c (ix86_stack_protect_fail): New function. (TARGET_STACK_PROTECT_FAIL): Define. * config/i386/i386.md (stack_protect_si): Change CLOBBER into SET to zero. (stack_protect_di): Likewise. Use %k2 instead of %2 to avoid invalid instruction xorl %rax, %rax. 2005-06-27 Richard Henderson * c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__. * cfgexpand.c: Include params.h. (has_protected_decls, has_short_buffer): New. (expand_stack_vars): Take a predicate to determine what to expand. (defer_stack_allocation): True when flag_stack_protect on. (SPCT_HAS_LARGE_CHAR_ARRAY, SPCT_HAS_SMALL_CHAR_ARRAY): New. (SPCT_HAS_ARRAY, SPCT_HAS_AGGREGATE): New. (stack_protect_classify_type, stack_protect_decl_phase): New. (stack_protect_decl_phase_1, stack_protect_decl_phase_2): New. (add_stack_protection_conflicts, create_stack_guard): New. (expand_used_vars): Add stack protection logic. (tree_expand_cfg): Likewise. * common.opt (Wstack-protector): New. (fstack-protector, fstack-protector-all): New. * function.c: Include predict.h. (assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect wants to copy the parameter into the stack frame. (stack_protect_prologue, stack_protect_epilogue): New. (expand_function_end): Call stack_protect_epilogue. Do sjlj_emit_function_exit_after after naked_return_label. * function.h (struct function): Add stack_protect_guard. * params.def (PARAM_SSP_BUFFER_SIZE): New. * toplev.c (process_options): Disable flag_stack_protect and/or warn_stack_protect based on FRAME_GROWS_DOWNWARD. * tree.h (stack_protect_prologue): Declare. * target-def.h (TARGET_STACK_PROTECT_GUARD): New. (TARGET_STACK_PROTECT_FAIL): New. (TARGET_INITIALIZER): Add them. * target.h (struct gcc_target): Add stack_protect_guard and stack_protect_fail. * targhooks.c: Include ggc.h, gty header. (stack_chk_guard_decl, default_stack_protect_guard): New. (stack_chk_fail_decl, default_external_stack_protect_fail): New. (default_hidden_stack_protect_fail): New. * targhooks.h (default_stack_protect_guard): Declare. (default_external_stack_protect_fail): Declare. (default_hidden_stack_protect_fail): Declare. * config/i386/i386.c (TARGET_STACK_PROTECT_FAIL): New. * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New. (trap): Use ud2. (conditional_trap, conditional_trap_1): Remove. (stack_protect_set, stack_protect_set_si, stack_protect_set_di): New. (stack_protect_test, stack_protect_test_si, stack_protect_test_di): New. * doc/md.texi (stack_protect_set, stack_protect_test): New. * doc/tm.texi (TARGET_STACK_PROTECT_GUARD): New. (TARGET_STACK_PROTECT_FAIL): New. * libgcc-std.ver (GCC_4.1.0): New. * libgcc.h (__stack_chk_guard): Declare. (__stack_chk_fail, __stack_chk_fail_local): Declare. * libgcc2.c (L_stack_chk, L_stack_chk_local): New. * mklibgcc.in (lib2funcs): Add them. 2005-06-26 Kaveh R. Ghazi PR c/21911 * c-common.c (check_function_sentinel): Pass in named argument list, skip over named arguments before looking for a sentinel. (check_function_arguments): Pass in named argument list. * c-common.h (check_function_arguments): Likewise. * c-typeck.c (build_function_call): Likewise. 2005-06-26 Kaveh R. Ghazi * genautomata.c (decl_mode_check_failed, regexp_mode_check_failed): Add noreturn attribute. 2005-06-26 Kazu Hirata * cfg.c, tree-vect-transform.c, tree.def: Fix comment typos. * doc/invoke.texi: Fix typos. * builtins.c, c-common.c, c-convert.c, c-decl.c, c-typeck.c, convert.c, lambda-code.c, predict.c, tree-cfg.c, tree-complex.c, tree-data-ref.c, tree-if-conv.c, tree-mudflap.c, tree-scalar-evolution.c, tree-ssa-ccp.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-phiopt.c, tree-ssa-pre.c, tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c, tree.c: Use fold_buildN instead of fold (buildN (...)). 2005-06-26 Gerald Pfeifer * doc/install.texi (Specific): Do not specify the concrete versions of GCC provided by Cygwin. Simplify the part on building on Cygwin. 2005-06-26 Kazu Hirata * config/arc/arc-protos.c: Remove the prototype for arc_finalize_pic. * config/arc/arc.c (arc_finalize_pic): Remove. * config/arc/arc.h (FINALIZE_PIC): Likewise. * config/bfin/bfin.h (FINALIZE_PIC): Likewise. * config/rs6000/rs6000.h (FINALIZE_PIC): Likewise. 2005-06-26 Jakub Jelinek PR middle-end/17965 * calls.c (expand_call, emit_library_call_value_1): Use xmalloc/free instead of alloca for really big argument sizes. PR middle-end/22028 * gimplify.c (gimplify_type_sizes): Check for type == error_mark_node earlier in the function. * regrename.c (copy_value): Don't replace fixed or global regs with older regs. * defaults.h (FRAME_GROWS_DOWNWARD): Define to 0 if not defined. * function.c (get_func_frame_size): Use if (FRAME_GROWS_DOWNWARD) instead of preprocessor conditionals. (assign_stack_local_1, assign_stack_temp_for_type): Likewise. * cfgexpand.c (FRAME_GROWS_DOWNWARD): Don't redefine to 1 or 0 depending on if it was or was not defined previously. * doc/rtl.texi (VIRTUAL_STACK_VARS_REGNUM): Mention that only non-zero definition of FRAME_GROWS_DOWNWARD means frame grows downward. * doc/tm.texi (FRAME_GROWS_DOWNWARD): Likewise. * config/m68hc11/m68hc11.h (FRAME_GROWS_DOWNWARD): Define to 0. Update comment. * config/pa/pa.h (FRAME_GROWS_DOWNWARD): Likewise. * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Likewise. * config/stormy16/stormy16.h (FRAME_GROWS_DOWNWARD): Define to 0. * config/c4x/c4x.h (FRAME_GROWS_DOWNWARD): Likewise. * config/sh/sh.h (FRAME_GROWS_DOWNWARD): Likewise. * config/ia64/ia64.h (FRAME_GROWS_DOWNWARD): Likewise. * config/iq2000/iq2000.h (FRAME_GROWS_DOWNWARD): Likewise. * config/pdp11/pdp11.h (FRAME_GROWS_DOWNWARD): Define to 1. Update comment. * config/i860/i860.h (FRAME_GROWS_DOWNWARD): Likewise. * config/h8300/h8300.h (FRAME_GROWS_DOWNWARD): Likewise. * config/arc/arc.h (FRAME_GROWS_DOWNWARD): Likewise. * config/vax/vax.h (FRAME_GROWS_DOWNWARD): Likewise. * config/sparc/sparc.h (FRAME_GROWS_DOWNWARD): Likewise. * config/i386/i386.h (FRAME_GROWS_DOWNWARD): Likewise. * config/fr30/fr30.h (FRAME_GROWS_DOWNWARD): Likewise. * config/frv/frv.h (FRAME_GROWS_DOWNWARD): Likewise. * config/mn10300/mn10300.h (FRAME_GROWS_DOWNWARD): Likewise. * config/bfin/bfin.h (FRAME_GROWS_DOWNWARD): Likewise. * config/ns32k/ns32k.h (FRAME_GROWS_DOWNWARD): Likewise. * config/v850/v850.h (FRAME_GROWS_DOWNWARD): Likewise. * config/alpha/alpha.h (FRAME_GROWS_DOWNWARD): Update comment. * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Likewise. * config/arm/arm.h (FRAME_GROWS_DOWNWARD): Likewise. * config/alpha/unicosmk.h (FRAME_GROWS_DOWNWARD): Define to 1. * config/cris/cris.h (FRAME_GROWS_DOWNWARD): Likewise. * config/m68k/m68k.h (FRAME_GROWS_DOWNWARD): Likewise. * config/mmix/mmix.h (FRAME_GROWS_DOWNWARD): Likewise. 2005-06-26 Kazu Hirata PR tree-optimization/22026 * tree-vrp.c (extract_range_from_binary_expr): Drop to VR_VARYING if a binary expression involving VR_ANTI_RANGE is PLUS_EXPR, MINUS_EXPR, or unsigned MULT_EXPR. 2005-06-26 Kazu Hirata * Makefile.in (OBJS-common): Remove duplicate object file names. 2005-06-25 Jan Hubicka * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update profile. * cfg.c (update_bb_profile_for_threading): Fix rescaling. * passes.c (rest_of_handle_branch_prob): Do not rebuild profiling info when not neecesary (rest_of_compilation): Fix conditional on branch prob pass. * predict.c (tree_estimate_probability): Enable strip_builtin_expect when not loop optimizing. 2005-06-25 Bernd Schmidt * config/bfin/bfin.md (ror_one, rol_one, ashrdi3, ashldi3, lshrdi3): New patterns. (movbi): Add alternative to set CC to zero. (compare_eq, compare_ne, compare_le, compare_lt, compare_leu, compare_ltu): Now named patterns. 2005-06-25 Kelley Cook * all files: Update FSF address in copyright headers. 2005-06-25 Kelley Cook * gengtype.c: Update FSF address in copyright header. (create_file): Update FSF in outputed copyright header. 2005-06-24 Kazu Hirata * cfglayout.c (block_locators_locs, line_locators_locs, line_locators_lines, file_locators_locs): Change the type to VEC(int,heap)*. (insn_locators_initialize, change_scope, insn_scope, locator_line, insn_line, locator_file): Use VEC instead of VARRAY. 2005-06-24 Jason Merrill * tree-nrv.c (tree_nrv): Fix to check assignments to the RESULT_DECL rather than just RETURN_EXPRs. (finalize_nrv_r): Adjust. 2005-06-24 Jan Hubicka * tree-optimize.c (init_tree_optimization_passes): Fix flags of all_passes and all_ipa_passes. * c-common.c: Include cgraph.h (handle_externally_visible_attribute): New function. (c_common_att): Add "externally_visible" attribute. * cgraph.c (decide_is_variable_needed): Obey externally visible flag. (cgraph_varpool_finalize_decl): Avoid redundant checking. * cgraph.h (struct cgraph_node): New flag externally_visible. (decide_is_function_needed): Obey externally visible flag. (cgraph_finalize_function): Avoid redundant checks. (cgraph_function_and_variable_visibility): Bring symbols local when asked for. * common.opt (fwhole-program): New flag. * doc/invoke.texi (-fwhole-program): Document. 2005-06-24 Mark Mitchell PR 22171 * tree-ssa-operands.c (get_expr_operands): Check s_ann for NULL before use. 2005-06-23 Mark Mitchell PR 22000 * tree-ssa-operands.c (get_expr_operands): Check the volatility of the FIELD_DECL and set s_ann->has_volatile_ops accordingly. 2005-06-24 Jan Hubicka * opts.c (decode_options): Enable unit-at-a-time by default at -O1. 2005-06-23 Jeff Law * tree-optimize.c (init_tree_optimization_passes): Move copy prop pass to run just before VRP. * tree-vrp.c (remove_range_assertions): Remove copies created by ASSERT_EXPR removal. 2005-06-23 Kazu Hirata PR tree-optimization/22117 * tree-vrp.c (extract_range_from_binary_expr): Compute a correct range when adding two pointers. 2005-06-23 Jason Merrill PR c++/19317 Leave the return slot target in the MODIFY_EXPR rather than making it an argument, but only use it if the CALL_EXPR has a flag set. * tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): Rename to CALL_EXPR_RETURN_SLOT_OPT. * calls.c (expand_call): Adjust. * tree-inline.c (expand_call_inline): Adjust. * tree-pretty-print.c (dump_generic_node): Adjust. And set the flag as appropriate. * gimplify.c (gimplify_modify_expr_rhs): Set CALL_EXPR_HAS_RETURN_SLOT_ADDR where the LHS is obviously safe. * tree-nrv.c (execute_return_slot_opt): Set CALL_EXPR_HAS_RETURN_SLOT_ADDR based on escape analysis. * tree-pass.h: Declare pass_return_slot. * tree-optimize.c (init_tree_optimization_passes): Add it. 2005-06-23 David Edelsohn PR target/21760 * config/rs6000/rs6000.h (PPC405_ERRATUM77): New. * config/rs6000/rs6000.md: Move atomic instructions to ... * config/rs6000/sync.md: Here. Change sync_compare_and_swap to define_expand. All stwcx patterns test PPC405_ERRATUM77. 2005-06-23 Jan Hubicka * tree-inline.c (copy_body_r): Remap labels correctly. 2005-06-22 Alan Modra * config/rs6000/sysv4.h (TARGET_ASM_EXCEPTION_SECTION): Delete. 2005-06-22 Richard Kenner PR middle-end/20593 * varasm.c (compute_reloc_for_constant): Treat VIEW_CONVER_EXPR the same as the other cast operands. (output_addressed_constants): Likewise. 2005-06-21 Jeff Law * tree-vrp.c (extract_range_from_unary_expr): Handle type conversions better. 2005-06-21 Dorit Nuzman * genopinit.c (vec_shl_optab, vec_shr_optab): Initialize new optabs. (reduc_plus_optab): Removed. Replcaed with... (reduc_splus_optab, reduc_uplus_optab): Initialize new optabs. * optabs.c (optab_for_tree_code): Return reduc_splus_optab or reduc_uplus_optab instead of reduc_plus_optab. (expand_vec_shift_expr): New function. (init_optabs): Initialize new optabs. Remove initialization of reduc_plus_optab. (optab_for_tree_code): Return vec_shl_optab/vec_shr_optab for VEC_LSHIFT_EXPR/VEC_RSHIFT_EXPR. * optabs.h (OTI_reduc_plus): Removed. Replaced with... (OTI_reduc_splus, OTI_reduc_uplus): New. (reduc_plus_optab): Removed. Replcaed with... (reduc_splus_optab, reduc_uplus_optab): New optabs. (vec_shl_optab, vec_shr_optab): New optabs. (expand_vec_shift_expr): New function declaration. * tree.def (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR): New tree-codes. * tree-inline.c (estimate_num_insns_1): Handle new tree-codes. * expr.c (expand_expr_real_1): Handle new tree-codes. * tree-pretty-print.c (dump_generic_node, op_symbol, op_prio): Likewise. * tree-vect-generic.c (expand_vector_operations_1): Add assert. * tree-vect-transform.c (vect_create_epilog_for_reduction): Add two alternatives for generating reduction epilog code. (vectorizable_reduction): Don't fail of direct reduction support is not available. (vectorizable_target_reduction_pattern): Likewise. * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf, reduc_umax_v4si, reduc_smin_v4si, reduc_smin_v4sf, reduc_umin_v4si, reduc_plus_v4si, reduc_plus_v4sf): Removed. (vec_shl_, vec_shr_, altivec_vsumsws_nomode, reduc_splus_, reduc_uplus_v16qi): New. 2005-06-20 Daniel Berlin * c-typeck.c (build_function_call): Set fundecl = function again. * tree-ssa-alias.c (find_used_portions): Address taking causes the entire variable to be used. * tree-ssa-structalias.c (do_structure_copy): Fix handling of unknown size variables, and structure copies from addressof operations. Simplify how we do *a = *b type structure copies. (init_base_vars): Add ANYTHING = &ANYTHING constraint the right way. READONLY's address is not taken by default. INTEGER dereference should point to anything. (create_variable_info_for): It's okay for the first field to not start at 0. 2005-06-20 Kaz Kojima config/sh/linux.h (FUNCTION_PROFILER): Constify a char*. 2005-06-20 Roger Sayle Fariborz Jahanian * combine.c (simplify_set): Simplify setting of CC register by removing redundant compare with 0 on RHS. 2005-06-20 Jan Beulich * config/i386/netware-libgcc.def: Update copyright. * config/i386/netware-libgcc.exp (__divdc3, __divsc3, __divxc3, __muldc3, __mulsc3, __mulxc3, __powidf2, __powisf2, __powixf2): Add. * config/i386/netware.c (gen_stdcall_decoration, gen_fastd_decoration): Merge into ... (gen_stdcall_or_fastcall_decoration): ... this. Adjust to match WinNT's changes. (gen_regparm_prefix): Adjust to match i386_nlm_encode_section_info. (i386_nlm_encode_section_info): Adjust to match WinNT's changes. * config/i386/t-nwld (SHLIB_LINK): Also create libgcc.imp alias of libgcc_s.imp. Use 'expr' rather than $(()) shell expressions. * gthr-nks.h (__gthread_objc_mutex_allocate): Kill another dubious use of NX_MUTEX_RECURSIVE. 2005-06-19 Roger Sayle * fold-const.c (swap_tree_comparison): Add support for unordered floating point comparisons. * tree-vrp.c (opposite_comparison): Delete. (extract_range_from_assert): Replace calls to opposite_comparison with calls to swap_tree_comparison. (register_edge_assert_for): Likewise. (vrp_evaluate_conditional): Likewise. 2005-06-20 Kaz Kojima * integrate.c (allocate_initial_values): Update the references to global_live_at_start and global_live_at_end. 2005-06-20 Jan Hubicka * cfgloop.h (DLTHE_RECORD_COPY_NUMBER): New flag. * cfgloopmanip.c (duplicate_loop_to_header_edge): Set aux flags only when asked for. * loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations, unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid): Update call of duplicate_loop_to_header_edge. (apply_opt_in_copies): Clear out aux pointers. 2005-06-19 Joseph S. Myers * config/i386/i386.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. (ix86_mangle_fundamental_type): New. * config/ia64/ia64.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. (ia64_mangle_fundamental_type): New. 2005-06-19 Roger Sayle * c-decl.c (grokdeclarator): Only check TREE_OVERFLOW on INTEGER_CST nodes. * c-typeck.c (build_c_cast): Only preserve TREE_OVERFLOW on CONSTANT_CLASS_P nodes. 2005-06-19 Richard Henderson * config/ia64/vect.md (vec_extractv2sf_1): Fix cut-and-paste error; the shift is always required. 2005-06-19 Richard Henderson * config/ia64/ia64-modes.def (V4SF): Add. * config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR. * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to integer mode changes in fp regs. * config/ia64/ia64.md (UNSPEC_VECT_EXTR): New. * config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names. (reduc_plus_v2sf, reduc_smax_v2sf, reduc_smin_v2sf): New. (vcondv2sf): Use gen_fpack (fpack): Remove * from name. (fswap, fmix_l, fmix_r, fmix_lr): New. (vec_setv2sf, vec_extractv2sf_0_le, vec_extractv2sf_0_be): New. (vec_extractv2sf_1, vec_extractv2sf): New. 2005-06-19 Andreas Krebbel * combine.c (make_compound_operation): Use simplify_subreg. Delete a optimization already done by simplify_subreg. 2005-06-19 Ulrich Weigand * loop.c (scan_loop): Do not consider insns setting the frame pointer to be candidates for hoisting. 2005-06-19 Uros Bizjak * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, cmpfp_0_xf): Remove instruction patterns. (*cmpfp_0): New instruction pattern. Set "unit" attribute to "i387". (*cmpfp_sf, *cmpfp_df, *cmpfp_xf, *cmpfp_u, *_cmpfp_): Set "unit" attribute to "i387". (*pushsf, *pushsf_rex64, *pushdf_nointeger, *pushdf_integer) (*pushxf_nointeger, *pushxf_integer): Set "unit" attribute to "i387" for alternative 0. (*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed) (*truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387): Set "unit" attribute to "i387" when "type" attribute equals "multi". (*floathisf2_i387, *floatsisf2_mixed, *floatsisf2_i387) (*floatdisf2_mixed, *floatdisf2_i387, *floathidf2_i387) (*floatsidf2_mixed, *floatsidf2_i387, *floatdidf2_mixed) (*floatdidf2_i387, floathixf2, floatsixf2, floatdixf2): Set "unit" attribute to "i387" when "type" attribute equals "multi". * config/i386/mmx.md (*mov_internal_rex64) (*mov_internal, *movv2sf_internal_rex64, *movv2sf_internal): Set "unit" attribute to "mmx" when "type" attribute equals "ssecvt". (mmx_pmovmskb): Correct wrong "type" and "mode" attributes. * config/i386/sse.md (sse_cvtps2pi, sse_cvttps2pi, sse_cvtpd2di) (sse_cvttpd2pi): Set "unit" attribute to "mmx". (sse2_cvtpi2pd): Split register constraints. Set "unit" attribute to "mmx" for "y" operand 1. 2005-06-19 Uros Bizjak * config/i386/i386.c (ix86_function_arg_regno_p): Add MMX_REGNO_P for TARGET_MMX. Use MMX_REGPARM_MAX and SSE_REGPARM_MAX for MMX and SSE registers to determine if regno is valid. (ix86_function_value_regno_p): Depend FIRST_FLOAT_REG on TARGET_FLOAT_RETURNS_IN_80387 also for TARGET_64BIT. Clean up. 2005-06-18 Richard Henderson * tree-complex.c (init_dont_simulate_again): Clear DONT_SIMULATE_AGAIN for control-altering statements; set it again for returns. (complex_visit_stmt): Return SSA_PROP_VARYING for stmts that are not MODIFY_EXPR. 2005-06-18 Richard Henderson PR tree-opt/22116 * tree-ssa-pre.c (create_expression_by_pieces): Set DECL_COMPLEX_GIMPLE_REG_P. (insert_into_preds_of_block): Likewise. 2005-06-18 Steven Bosscher * Makefile.in: Fix tree-cfgcleanup.c dependencies. 2005-06-18 Richard Henderson * expr.c (store_constructor): Use store of 0 to indicate value death instead of a clobber. * config/i386/i386.c (ix86_expand_reduc_v4sf): New. * config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare. * config/i386/sse.md (reduc_plus_v4sf): New. (reduc_smax_v4sf, reduc_smin_v4sf): New. 2005-06-18 James A. Morrison * fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for nonnegative values of X. 2005-06-18 Uros Bizjak * doc/md.texi (Standard Names): Change insn pattern name from truncM2 to btruncM2 for 'trunc' built-in description. Add rintM2 insn pattern description. 2005-06-18 Kaveh R. Ghazi * c-decl.c (locate_old_decl): Add format attribute. (implicit_decl_warning): Likewise. * diagnostic.h (verbatim): Move ... * toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG. * pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG. 2005-06-18 Roger Sayle PR target/22083 * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition. 2005-06-18 Dorit Nuzman * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New tree-codes. * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin, OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction. (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab, reduc_plus_optab): New optabs for reduction. * expr.c (expand_expr_real_1): Handle new tree-codes. * tree-inline.c (estimate_num_insns_1): Handle new tree-codes. * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle new tree-codes. * optabs.c (optab_for_tree_code): Handle new tree-codes. (init_optabs): Initialize new optabs. * genopinit.c (optabs): Define handlers for new optabs. * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in case of a phi that is marked as relevant. Call vectorizable_reduction. (vect_mark_relevant): Phis may be marked as relevant. (vect_mark_stmts_to_be_vectorized): The use corresponding to the reduction variable in a reduction stmt does not mark its defining phi as relevant. Update documentation accordingly. (vect_can_advance_ivs_p): Skip reduction phis. * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes additional argument. Handle reduction. (vect_create_destination_var): Update call to vect_get_new_vect_var. Handle non-vector argument. (get_initial_def_for_reduction): New function. (vect_create_epilog_for_reduction): New function. (vectorizable_reduction): New function. (vect_get_new_vect_var): Handle new vect_var_kind. (vectorizable_assignment, vectorizable_operation, vectorizable_store, vectorizable_condition): Update call to vect_get_new_vect_var. (vect_transform_stmt): Call vectorizable_reduction. (vect_update_ivs_after_vectorizer): Skip reduction phis. (vect_transform_loop): Skip if stmt is both not relevant and not live. * tree-vectorizer.c (reduction_code_for_scalar_code): New function. (vect_is_simple_reduction): Was empty - added implementation. * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value. (reduc_vec_info_type): New enum vect_def_type value. * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf, reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf, reduc_plus_v4si, reduc_plus_v4sf): New define_expands. * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove ENABLE_CHECKING around gcc_assert. * tree-vect-transform.c (vect_do_peeling_for_loop_bound, (vect_do_peeling_for_alignment, vect_transform_loop, vect_get_vec_def_for_operand): Likewise. 2005-06-18 Joseph S. Myers * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a big-endian unnamed __float80 value. 2005-06-18 Richard Henderson PR tree-opt/22103 * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex destinations. 2005-06-17 Richard Henderson * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use initialize_original_copy_tables and free_original_copy_tables. (vect_do_peeling_for_alignment): Likewise. 2005-06-17 Pat Haugen * bb-reorder.c (find_traces_1_round): Use succ block frequency instead of edge frequency for calls to better_edge_p. 2005-06-17 Andrew Pinski PR tree-opt/22105 * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST. 2005-06-17 Steve Ellcey PR target/19889 * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy). (PROFILE_HOOK): New. (PROFILE_BEFORE_PROLOGUE): Undef. (NO_PROFILE_COUNTERS): New. * config/ia64/ia64-protos.h (ia64_profile_hook): New. * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef. (gen_mcount_func_rtx): New. (ia64_profile_hook): New. * config/ia64/ia64.md (ip_value): New. 2005-06-17 Devang Patel * config/rs6000/predicates.md (s5bit_cint_operand, u5bit_cint_operand): New. * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth, altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates. * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed 5 bit constant check. 2005-06-17 Richard Henderson * local-alloc.c (update_equiv_regs): Update reg_equiv_init properly when moving an initialization insn. 2005-06-17 Paolo Bonzini * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the passed variable. * configure.ac: Regenerate. 2005-06-17 Jan Hubicka * tree-optimize.c (execute_ipa_pass_list): New. (ipa_passes): Use it. 2005-06-16 Richard Henderson PR tree-opt/22022 * tree-complex.c (update_phi_components): Avoid no-op moves. 2005-06-16 Joseph S. Myers * Makefile.in (cc1-checksum.c): Use build/genchecksum$(build_exeext), not build/genchecksum$(exeext). 2005-06-16 Geoffrey Keating * gengtype.c (adjust_field_rtx_def): Don't add a skip to basic_block types. * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from SHLIB_MINOR. (SHLIB_REVISION): Delete. (SHLIB_VERSTRING): Update to compensate. (SHLIB_SONAME): Just use one '.' in the name. 2005-06-16 Eric Botcazou PR tree-optimization/22018 * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow. 2005-06-16 Richard Henderson PR tree-opt/22035 * builtins.c (fold_builtin_complex_mul): Remove. (fold_builtin_complex_div): Remove. (fold_builtin_1): Don't call them. * fold-const.c (fold_complex_add, fold_complex_mult_parts, fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove. (fold_binary): Don't call them. Don't expand complex comparisons to elementary comparisons. * tree-complex.c (init_dont_simulate_again): Enhance search for stmts that require decomposition. (complex_visit_stmt): Handle RETURN_EXPR properly. (create_components): Handle no referenced variables properly. * tree.h (fold_complex_mult_parts): Remove. (fold_complex_div_parts): Remove. 2005-06-16 Richard Guenther * doc/extend.texi: Document sseregparm target attribute. Clarify fastcall and regparm documentation. * config/i386/i386.h: Adjust float_in_sse documentation. * config/i386/i386.c: Add new target attribute sseregparm. (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute): Merge into ... (ix86_handle_cconv_attribute): ... here. Also handle sseregparm attribute. (ix86_comp_type_attributes): Compare sseregparm attributes. (ix86_function_sseregparm): New function, split out from ... (init_cumulative_args): ... here. Use to decide use of SSE registers and error in case of missing support. (ix86_value_regno): Likewise. (function_arg_advance): Do not bail out for DFmode if we need to pass doubles in registers. (function_arg): Likewise. 2005-06-16 Paolo Bonzini Daniel Jacobowitz Alan Modra * configure.ac (gcc_version): Set near the beginning. (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are found in the tree. Use gcc_AC_PROG to find the tools in the system. (objdump): Do not look for it. * Makefile.in (NM_FOR_TARGET): Point to ./nm (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET, ORIGINAL_NM_FOR_TARGET): Substitute from autoconf. (as, ld, nm): New rules. (libgcc.mk): Depend on them. * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL, gcc_AC_BUILD_EXEEXT): New. (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT. * configure: Regenerate. 2005-06-16 Jan Hubicka * basic-block.h (rtl_bb_info): Break out head_, end_, global_live_at_start, global_live_at_end from ... (basic_block_def): ... here; update all references (BB_RTL): New flag. (init_rtl_bb_info): Declare. * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL flag. * cfgrtl.c: Include ggc.h (create_basic_block_structure): Init bb info. (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer. (init_rtl_bb_info): New function. (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here. * cfghooks.c (merge_block): Do not copy global_live_at_end here. * cfg.c (clear_bb_flags): Skip BB_RTL flag. (dump_flow_info): Gueard global_live_* dumping. * Makefile.in (cfg.o): Add new dependencies. * basic-block.h (reorder_block_def): Kill original/copy/duplicated/copy_number fields. (BB_DUPLICATED): New flag. (initialize_original_copy_tables, free_original_copy_tables, set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New. * cfg.c: Include hashtab.h and alloc-pool.h (bb_original, bb_copy, original_copy_bb_pool): New static vars. (htab_bb_copy_original_entry): New struct. (bb_copy_original_hash, bb_copy_original_eq): New static functions. (initialize_original_copy_tables, free_original_copy_tables, set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New global functions. * cfghooks.c (duplicate_block): Update original/copy handling. * cfglayout.c (fixup_reorder_chain): Likewise. (cfg_layout_initialize): Initialize orignal_copy tables. (cfg_layout_finalize): FInalize original_copy tables. (can_copy_bbs_p): Use BB_DUPLICATED flag. (copy_bbs): Likewise. * cfgloopmanip.c (update-single_exits_after_duplication): Likewise. (duplicate_loop_to_header_edge): Likewise; update handling of copy_number. (loop_version): Likewise. * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG. * except.c (expand_resx_expr): Check that reg->resume is not set. * loop-unroll.c (unroll_loop_constant_iterations, unroll_loop_runtime_iterations, apply_opt_in_copies): Update copy/original handling. * loop-unwitch.c (unswitch_loop): Likewise. * tree-cfg.c (create_bb): Do not initialize RBI. (disband_implicit_edges): Do not kill RBI. (add_phi_args_after_copy_bb): Use new original/copy mapping. (add_phi_args_after_copy): Use BB_DUPLICATED flag. (tree_duplicate_sese_region): Update original/copy handling. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise. * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise. * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise. 2005-06-15 Andrew Pinski PR tree-opt/21923 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between integer types whos ranges are different are not useless. 2005-06-15 Andrew Pinski PR tree-opt/22024 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint rank. 2005-06-15 Diego Novillo * tree-ssa-structalias.c (dump_solution_for_var): Reformat output. (dump_sa_points_to_info): Make extern. (debug_sa_points_to_info): New. * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from TREE_ALIAS_COMMON. (dump_sa_points_to_info): Declare. (debug_sa_points_to_info): Declare. 2005-06-15 Joseph S. Myers * c-tree.h (default_function_array_conversion): Declare. * c-typeck.c (default_function_array_conversion): Export. Correct comment. (default_conversion): Do not call default_function_array_conversion. Do not allow FUNCTION_TYPE. (build_function_call): Call default_function_array_conversion on the function. (convert_arguments): Do not call it on the function arguments. (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for TRUTH_NOT_EXPR. Call default_function_array_conversion for taking address of ARRAY_REF. (build_compound_expr): Do not call default_function_array_conversion. (build_c_cast): Do not call default_function_array_conversion. (convert_for_assignment): Do not call default_conversion. (digest_init): Call default_function_array_conversion to convert string constants and compound literals to pointers, but not otherwise. (output_init_element): Likewise. (build_asm_expr): Do not call default_function_array_conversion. (c_process_expr_stmt): Likewise. (c_objc_common_truthvalue_conversion): Likewise. Do not allow FUNCTION_TYPE. * c-parser.c (c_parser_expression_conv): New. (c_parser_asm_operands, c_parser_expr_list): Add convert_p argument. All callers changed. Call default_function_array_conversion if convert_p. (c_parser_initializer, c_parser_initval): Call default_function_array_conversion except for string constants and compound literals. (c_parser_initelt): Call default_function_array_conversion for ObjC expression received. (c_parser_statement_after_labels): Call c_parser_expression_conv for return and expression statements. (c_parser_paren_condition, c_parser_for_statement, c_parser_conditional_expression): Call c_parser_expression_conv. (c_parser_expr_no_commas, c_parser_conditional_expression, c_parser_binary_expression, c_parser_cast_expression, c_parser_unary_expression): Call default_function_array_conversion. 2005-06-15 Diego Novillo * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR when the result overflows. 2005-06-15 David Ung * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp, 24k and 24kx. 2005-06-15 Richard Sandiford * doc/invoke.texi (-mips16): Fix typo. 2005-06-15 David Ung * config/mips/mips.h (GENERATE_MIPS16E): New definition. * config/mips/mips.md (zero_extend2): Changed expand condition to exclude generating of "and" if GENERATE_MIPS16E is true. (*zero_extend2_mips16e): New pattern for matching mips16e zeb/zeh. (*extend2_mips16e): New pattern for matching mips16e seb/seh. (*extend2): Disable this pattern for GENERATE_MIPS16E. * doc/invoke.texi (MIPS Options): Add comment to -mips16 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64. 2005-06-15 Diego Novillo PR 22018 * tree-vrp.c (vrp_int_const_binop): New. (extract_range_from_binary_expr): Call it. Unify handling division and multiplication. 2005-06-15 Aldy Hernandez * c-common.h (same_scalar_type_ignoring_signedness): Protoize. * c-common.c (same_scalar_type_ignoring_signedness): New. * c-typeck.c (build_binary_op): Check compatability of vector types. Move error report after switch. Do not clobber code[01] on *_DIV_EXPR case. * testsuite/gcc.dg/simd-1.c: Update error messages. * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error messages. * testsuite/gcc.dg/simd-2.c: Update error messages. * testsuite/gcc.dg/simd-4.c: New. 2005-06-15 Bernd Schmidt * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h. * local-alloc.c: Include "ggc.h" and "reload.h". (struct equivalence): New member is_arg_equivalence. (local_alloc): Always call update_equiv_regs. (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size. Detect equivalences made by stores to memory in a second pass. Return early if not optimizing. Initialize reg_equiv_init for all equivalences; treat equivalences for REG_EQUIV notes existing before this pass specially. (no_equiv): Don't clear reg_equiv_init or remove notes if the is_arg_equivalence field is set. * reload.h (reg_equiv_init, reg_equiv_init_size): Declare. * reload1.c (reg_equiv_init): No longer static. (reg_equiv_init_size): New variable. (reload): Don't allocate reg_equiv_init; don't free it when done but clear it. Restructure equivalence set up code not to set reg_equiv_init, but to clear it when we can't use an equivalence. Undo change disabling equivalences for MEM_READONLY_P memrefs. Dump equivalencing insns to dump_file. 2005-06-14 Richard Sandiford * config/mips/mips.c (machine_function): Add varargs_size field. (mips_setup_incoming_varargs): Store the amount of extra stack space there rather than in *pretend_size. When saving registers, always expect virtual_incoming_args_rtx to point to the start of the pretend arguments. (mips_va_start): Remove alignment hack. Handle all !EABI_FLOAT_VARARGS_P cases in the same way. (compute_frame_size): Handle varargs_size. Remove the redundant !TARGET_OLDABI condition in the handling of pretend_args_size. (mips_initial_elimination_offset): Remove the now-redundant check of TARGET_NEWABI. 2005-06-14 Jeff Law * tree-vrp.c (local_fold): Remove. (simplify_using_ranges): Use fold_convert, not local_fold. Tweak DIV/MOD case slightly for readability. 2005-06-14 Frank Ch. Eigler PR mudflap/21023 * tree-mudflap.c (mudflap_finish_file): Exclude non-public rather than static objects (!) from libmudflap registration. 2005-06-14 Richard Sandiford * opt-functions.awk (global_state_p, needs_state_p, static_var): New. (var_ref): Take the option's flags as a second parameter. Check static_var. * optc-gen.awk: Declare local state variables. Pass flags to var_ref. 2005-06-14 Eric Botcazou PR target/20301 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit unsigned index numbers. 2005-06-13 Geoffrey Keating * Makefile.in (install-man): Doesn't really depend on installdirs. (various rules for installing manpages): Do depend on installdirs. 2005-06-14 Nathan Sidwell * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in read_encoded_value_with_base call. * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise. * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise. * unwind-dw2.c (extract_cie_info): Fix aliasing in read_encoded_value call. (execute_cfa_program, uw_frame_state_for): Likewise. 2005-06-13 Roger Sayle PR rtl-optimization/22053 * reg-stack.c (compensate_edge): Correct mistake in the assertion checking of EDGE_ABNORMAL_CALL edges; complex return values can result in the top two stack slots, st(0) and st(1), being live. 2005-06-13 Jeff Law * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer simplify DIV, MOD or ABS expressions using VRP information. Remove WALK_DATA parameter. Prototype and all callers updated. (eliminate_redundant_computations): Remove WALK_DATA parameter. Prototype and all callers updated. (optimize_stmt): WALK_DATA parameter is now unused. * tree-vrp.c (local_fold): New function. Like fold, but strips useless type conversions in the result. (simplify_using_ranges): New function, largely cribbed from tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr. (vrp_finalize): Call simplify_using_ranges. 2005-06-13 Mark Mitchell * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the assembler in 64-bit mode. 2005-06-13 David Edelsohn Revert scc_operand patch. * config/rs6000/predicates.md (scc_operand): Delete. * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand. 2005-06-13 Zdenek Dvorak PR middle-end/21985 * fold-const.c (split_address_to_core_and_offset): Always return the address of the base object. 2005-06-13 Bernd Schmidt * doc/invoke.texi (Blackfin Options): Document -mlong-calls. 2005-06-12 Richard Henderson PR tree-opt/21994 * tree-complex.c (update_complex_components_on_edge): New. (update_parameter_components): Use it. (update_phi_components): Likewise. (expand_complex_move): Likewise for is_ctrl_altering_stmt. 2005-06-12 James A. Morrison PR tree-optimization/14796 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C) for unsigned types. 2005-06-12 Kazu Hirata * cgraphunit.c, tree-ssa-loop-ivopts.c, tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h, config/sparc/sparc.c: Fix comment typos. 2005-06-12 Richard Earnshaw * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple) (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment. * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt) (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise. 2005-06-12 James A. Morrison PR tree-optimization/14796 * fold-const.c (fold_binary): Transform (A >> C) << C into one BIT_AND_EXPR. : Transform (A OP c1) OP c2 into A OP (c1 + c2). 2005-06-11 Geoffrey Keating * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete. (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand. Handle SImode. (reg_or_sub_cint_operand): Likewise. (mask_operand): Handle DImode. (mask64_operand): Delete. (and64_operand): Delete. * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand instead of mask64_operand. (print_operand): Likewise. (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and reg_or_sub_cint_operand instead of *64_* variants. * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand instead of mask64_operand. * config/rs6000/rs6000.md: Use mask_operand and and_operand instead of *64_* variants. (FP): New. (add_op2): Delete. (add3): Use reg_or_add_cint_operand. (sub_op2): Delete. (sub3): Use reg_or_sub_cint_operand. (udiv3, div3, div3_no_mq, mod3, mov_internal2, mov, cmp, cmp, cmp_internal1, indirect_jump, ctr, ctr_internal1, ctr_internal2, ctr_internal5, ctr_internal6, save_fpregs_, return_internal_, return_and_restore_fpregs_, eh_set_lr_, various unnamed patterns): New. (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi, cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1, ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si, return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si, udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi, cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1, ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di, return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di, movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns): Delete. 2005-06-11 Gabriel Dos Reis * rtl.h (to_rtx_code): Remove. * machmode.h (to_machine_mode): Likewise. * read-rtl.c (apply_mode_macro): Replace to_machine_mode with explicit cast. (apply_mode_maps): Likewise. (read_rtx_1): Likewise. (apply_code_macro): Replace to to_rtx_code with explicit cast. (check_code_macro): Likewise. (read_rtx_1): Likewise. 2005-06-11 Gabriel Dos Reis * c-typeck.c (convert_for_assignment): Avoid checking OPT_Wc___compat, as it is always true. 2005-06-11 David Edelsohn * config/rs6000/rs6000.md (eq_compare): Restrict to Pmode. 2005-06-11 Daniel Berlin Fix PR tree-optimization/22005 Fix PR tree-optimization/22025 * tree-ssa-structalias.c (struct variable_info): Add has_union member. (create_variable_info_for): Mark variables containing unions. Don't sort the field stack if notokay is true. (find_what_p_points_to): Convert variables containing unions back to their SFT's if necessary. 2005-06-11 Daniel Berlin * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step is an INTEGER_CST before calling int_cst_value. 2005-06-10 Uros Bizjak PR target/21981 * config/i386/i386.c (ix86_function_value_regno_p): Return true for FIRST_MMX_REG if TARGET_MMX. (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete wrong comment. (ix86_struct_value_rtx): Emit warning for MMX ABI violations. (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes. 2005-06-10 Daniel Berlin * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step and access function against chrec_dont_know. 2005-06-10 Daniel Berlin * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten slightly. (exit_phi_for_loop_p): New function. (can_put_in_inner_loop): Ditto. (can_convert_to_perfect_nest): Ditto. (perfect_nestify): Create iv with right type. Rewrite statements in correct order. 2005-06-10 Keith Besaw * tree-ssa-alias.c (new_type_alias): Use existing type tag if VAR has just one in its may_aliases list. 2005-06-10 Fariborz Jahanian * rs6000/predicates.md (scc_operand): New. * rs6000/rs6000.md : Use scc_operand for eq:SI compares. 2005-06-10 Dorit Nuzman * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose dependence-distance modulo VF is 0 are recorded in the SAME_ALIGN_REFs VEC in each DR. (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the DR we want to peel for, is set to 0. * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout. * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs VEC. * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API. (_stmt_vec_info): Added new field same_align_refs. (STMT_VINFO_SAME_ALIGN_REFS): New macro. 2005-06-10 Nathan Sidwell * vec.h (VEC_safe_grow): Append MEM_STAT_INFO. 2005-06-10 Alan Modra * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define. * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1. * config/rs6000/rs6000.c (output_function_profiler): Obey NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31" for -fPIC. Delete save_lr and substitute its value into strings. 2005-06-09 Dale Johannesen * config/i386/i386.c (optimization_options): Make -fno-math-errno the default on Darwin. * config/rs6000/rs6000.c (optimization_options): Ditto. * doc/invoke.texi (-fno-math-errno): Document. 2005-06-09 Dale Johannesen * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Change to TARGET_INVALID_WITHIN_DOLOOP. 2005-06-09 David Edelsohn * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split. * config/rs6000/predicates.md (scc_eq_operand): New. 2005-06-09 Kaz Kojima * config/sh/sh.md (mextr_rl): Set buffer size properly. (*mextr_lr): Likewise. 2005-06-09 Gabriel Dos Reis PR c/21759 * c.opt (Wc++-compat): New. * doc/invoke.texi (-Wc++-compat): Document. * c-typeck.c (convert_for_assignment): Check for implicit conversion void* -> T*. 2005-06-09 Gabriel Dos Reis * machmode.h (to_machine_mode): New. * rtl.h (to_rtx_code): Likewise. * read-rtl.c (apply_mode_macro): Convert mode to machine_mode. (print_c_condition): Convert return value of htab_find(). (apply_code_macro): Add explicit cast when convertin to enums. (apply_mode_maps): Likewise. (check_code_macro): Likewise. (read_rtx_1): Likewise. 2005-06-09 Richard Henderson * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE. Use SCALAR_FLOAT_MODE_P. * config/ia64/vect.md (vcondv2sf): Remove code check on comparison. (fselect): Rename from fpcmp; use %F. (fpcmp): New. 2005-06-09 Jan Hubicka * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize local statics when doing unit-at-a-time. (cgraph_varpool_assemble_pending_decls): Output debug info. * dwarf2out.c (decls_for_scope): Skip local statics. (dwarf2out_decl): Handle local statics. * passes.c (rest_of_decl_compilation): Do not differentiate local and global statics in unit-at-a-time. * tree-inline.c (remap_decls): Put local static into unexpanded_vars_list rather than introducing duplicated VAR_DECL node. 2005-06-09 Daniel Berlin * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix prototype. 2005-06-08 Daniel Berlin * Makefile.in (OBJS-common): Add tree-ssa-structalias.o. * tree-flow.h (find_what_p_points_to): Add prototype. (push_fields_onto_fieldstack): Ditto. (sort_fieldstack): Ditto. * tree-optimize.c (init_tree_optimization_passes): Add pass_build_pta and pass_del_pta. * tree-pass.h (pass_build_pta): New structure. (pass_del_pta): Ditto. * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate using new alias analyzer. (push_fields_onto_fieldstack): Removed from here. (bitpos_of_field): Ditto. (fieldoff_compare): Ditto. * tree-ssa-structalias.c: New file. * tree-ssa-structalias.h: Ditto. 2005-06-09 Nathan Sidwell * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF too. 2005-06-09 Bernd Schmidt * config/bfin/bfin.c (enum bfin_builtins): Moved here from... * config/bfin/bfin.h (enum bfin_builtins): ... here. 2005-06-09 Adrian Straetling * target.h (insn_valid_within_doloop): Rename into "invalid_within_doloop". Change return type to "const char *". Update Comment. * targhooks.h (default_insn_valid_within_doloop): Rename into "default_invalid_within_doloop". * targhooks.c (default_insn_valid_within_doloop): Likewise. Update Comment. * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook into "TARGET_INVALID_WITHIN_DOLOOP". Default it to "default_invalid_within_doloop". * hooks.c (hook_constcharptr_rtx_null): New function. (hook_bool_rtx_true): Remove. * hooks.h (hook_constcharptr_rtx_null): Declare. (hook_bool_rtx_true): Remove. * loop-doloop.c (doloop_valid_p): Temporarily store return value of "invalid_within_doloop" and print error message if non-null. Update Comment. * doc/tm.texi: Update documentation. * config/s390/s390.c: Adjust to new hook name and new default hook. * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename into "rs6000_invalid_within_doloop". (rs6000_invalid_within_doloop): Change return type to "static const char *" and replace return values. Update Comment. 2005-06-09 Bernd Schmidt * config/bfin/bfin.opt (mlong-calls): New. * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF if TARGET_LONG_CALLS. 2005-06-09 Richard Henderson PR tree-opt/20610 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New. (struct tree_decl): Add gimple_reg_flag. * integrate.c (copy_decl_for_inlining): Copy it. * gimplify.c (internal_get_tmp_var): Set it. (gimplify_bind_expr): Likewise. (gimplify_function_tree): Likewise. (gimplify_modify_expr_complex_part): New. (gimplify_modify_expr): Use it. * tree-gimple.c (is_gimple_reg_type): Allow complex. (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set. * tree-complex.c (complex_lattice_t): New. (complex_lattice_values, complex_variable_components): New. (some_nonzerop, find_lattice_value, is_complex_reg, init_parameter_lattice_values, init_dont_simulate_again, complex_visit_stmt, complex_visit_phi, create_components, update_complex_components, update_parameter_components, update_phi_components, update_all_vops, expand_complex_move): New. (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF, SSA_NAME. (update_complex_assignment): Use update_complex_components; handle updates of return_expr properly. (expand_complex_addition): Use complex lattice values. (expand_complex_multiplication): Likewise. (expand_complex_division): Likewise. (expand_complex_libcall): Use update_complex_components. (expand_complex_comparison): Use update_stmt. (expand_complex_operations_1): Use expand_complex_move, retrieve lattice values. (tree_lower_complex): Compute lattice values. (tree_lower_complex_O0): Duplicate from tree_lower_complex. (pass_lower_complex_O0): Rename from pass_lower_complex. (pass_lower_complex, gate_no_optimization): New. * tree-optimize.c (init_tree_optimization_passes): Update for complex pass changes. * tree-pass.h (pass_lower_complex_O0): Declare. 2005-06-08 Dale Johannesen * config/darwin.c (darwin_binds_local_p): New. * config/darwin-protos.h (darwin_binds_local_p): Declare it. * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO. * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove. (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p. 2005-06-08 Aldy Hernandez * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string, rs6000_isel, rs6000_spe, rs6000_alignment_string, rs6000_sched_restricted_insns_priority_str, rs6000_sched_restricted_insns_priority, rs6000_abi_string. 2005-06-08 Zdenek Dvorak * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters. * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost, multiplier_allowed_in_address_p, get_address_cost): Ditto. 2005-06-08 Richard Henderson * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New. * config/ia64/ia64.c (ia64_output_function_profiler): Honor it. Emit out3 load right after alloc. 2005-06-08 Aldy Hernandez * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use rs6000_explicit_options. 2005-06-08 Richard Henderson * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ... * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add unwind markup. * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare. 2005-06-08 Joseph S. Myers * config/sol2-c.c (cmn_err_char_table): Allow width for %b formats. 2005-06-08 James A. Morrison PR target/20666 * config/sparc/sparc.c (sparc_fold_builtin): New function (sparc_vis_mul8x16): New function. (sparc_handle_vis_mul8x16): New function. (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin. 2005-06-08 David Edelsohn * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer CTR to LR. (call_indirect_nonlocal_aix64): Same. (call_value_indirect_nonlocal_aix32): Same. (call_value_indirect_nonlocal_aix64): Same. PR target/10588 (eq): Use CLZ splitter for compare with zero. 2005-06-08 Bernd Schmidt * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return everything larger than 8 bytes in memory. * config/bfin/bfin.h (enum bfin_builtins): New. * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC): New constants. (csync, ssync): New insn patterns. * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin): New functions. (def_builtin): New macro. (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define. From Jie Zhang * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the behavior of the native assembler in VDSP. So change accordingly. 2005-06-08 Sebastian Pop * tree-data-ref.c (compute_estimated_nb_iterations, analyze_array_indexes, compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine, find_data_references_in_loop): Fixed to use chrec_contains_undetermined to test the values of loop->estimated_nb_iterations. * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Compute the estimation only when loop->estimated_nb_iterations has not yet been initialized. (convert_step_widening, scev_probably_wraps_p): Add a call to estimate_numbers_of_iterations_loop. * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations. 2005-06-08 Eric Botcazou PR debug/21946 * dwarf2out.c (add_loc_descr_op_piece): Move to the DWARF2_DEBUGGING_INFO section. 2005-06-08 Richard Henderson PR target/21721 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0. 2005-06-08 Eric Botcazou PR target/21889 * target.h (gcc_target) : New field output_dwarf_dtprel. * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro. (TARGET_ASM_OUT): Add it. * doc/tm.texi (Debugging Info): Document it. * dwarf2out.c (output_loc_operands) : Test it instead of ASM_OUTPUT_DWARF_DTPREL. (loc_descriptor_from_tree_1) : Likewise. * system.h: Poison ASM_OUTPUT_DWARF_DTPREL. * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete. * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused. (gen_inlined_tls_plt): Remove unused variable MEM. (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel. * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete. * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete. * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and unused. (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel. * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete. * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete. * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and unused. (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel. * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete. * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete. * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and unused. (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete. * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete. * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and unused. (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel. * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete. * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0. (TARGET_GNU_TLS): Define to 1. * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete. * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and unused. (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel if TARGET_GNU_TLS only. * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete. * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last. (sparc-*-solaris2*): Likewise on Solaris 7 and up. 2005-06-07 Dale Johannesen * config/i386/i386.md (movqi_1): Fix case where source is memory and destination EDI. 2005-06-08 Kazu Hirata * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand. 2005-06-07 Eric Christopher * system.h: Poison EXTRA_CC_MODES. * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment. * config/ia64/ia64.h (SELECT_CC_MODE): Ditto. * doc/md.texi (Jump Patterns): Replace reference to EXTRA_CC_MODES with machine-modes.def. * doc/rtl.texi (Machine Modes): Ditto. 2005-06-07 Richard Henderson * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow. (assemble_start_function): Fix strcmp confusion. 2005-06-07 Uros Bizjak * config/i386/i386.h (enum ix86_entity): New. (enum ix86_stack_slot): New. (OPTIMIZE_MODE_SWITCHING): Redefine to use ix86_optimize_mode_switching[] array. (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities. (MODE_NEEDED): Use ix86_mode_needed() function. (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization () function. (struct machine_function): Use optimize_mode_switching[] array. * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove. (ix86_mode_needed): New function. (emit_i387_cw_initialization): Cleanup. Use mode to calculate correct stack positions for stored control words. (assign_386_stack_local): Use enum ix86_stack_slot. Change assert. (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to SLOT_TEMP. [IX86_BUILTIN_STMXCSR]: Same. * config/i386/i386-protos.h (assign_stack_local): Change prototype. (emit_i387_cw_initialization): Change prototype. (ix86_mode_needed): New prototype. * config/i386/i386.md (i387_cw attribute): Change order of elements. (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc_fisttp_i387_1) (*fix_trunc_i387_1, lrint2, *fist2_floor_1) (*fist2_ceil_1): Change constant in call to assign_386_stack_local to SLOT_TEMP. (*fix_trunc_i387_1): Change constant in call to assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC. Use new ix86_optimize_mode_switching[] array. (frndintxf2_floor, *fist2_floor_1): Change constants in call to assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR. Use new ix86_optimize_mode_switching[] array. (frndintxf2_ceil, *fist2_ceil_1): Change constants in call to assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL. Use new ix86_optimize_mode_switching[] array. (frndintxf2_trunc): Change constants in call to assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC. Use new ix86_optimize_mode_switching[] array. (frndintxf2_mask_pm): Change constants in call to assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM. Use new ix86_optimize_mode_switching[] array. (define_peephole2): Change constant from 17 to FLAGS_REG; 2005-06-07 Richard Henderson PR rtl-opt/21528 * rtlanal.c (reg_overlap_mentioned_p) : Handle 'E' formats. 2005-06-07 Dale Johannesen * tree-nested.c (finalize_nesting_tree_1): Disable warn_padded around layout_type call. 2005-06-08 Zdenek Dvorak * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression before emiting it. 2005-06-07 Eric Christopher * config/mips/predicates.md: Revert previous patch. 2005-06-07 Jakub Jelinek PR middle-end/21850 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert from vector types. 2005-06-07 Diego Novillo * tree-ssa-threadupdate.c (struct thread_stats_d): Declare. (thread_stats): New local variable. (redirect_edges): Increment count of threaded edges. (thread_through_all_blocks): Initialize thread_stats. Display number of threaded jumps if TDF_STATS is enabled. 2005-06-07 Kazu Hirata * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as the current bit index with no modulo. 2005-06-07 Sebastian Pop PR 18403 and meta PR 21861. * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H. * tree-chrec.c: Include cfgloop.h and tree-flow.h. (evolution_function_is_invariant_rec_p, evolution_function_is_invariant_p): New. (chrec_convert): Use an extra parameter AT_STMT for refining the information that is passed down to convert_step. Integrate the code that was in count_ev_in_wider_type. * tree-chrec.h (count_ev_in_wider_type): Removed. (chrec_convert): Modify its declaration. (evolution_function_is_invariant_p): Declared. (evolution_function_is_affine_p): Use evolution_function_is_invariant_p. * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step. (scev_probably_wraps_p): Declared. * tree-scalar-evolution.c (count_ev_in_wider_type): Removed. (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr): Use an extra parameter AT_STMT for refining the information that is passed down to convert_step. (follow_ssa_edge_inner_loop_phi, follow_ssa_edge, analyze_scalar_evolution_1): Initialize AT_STMT with the current analyzed statement. (instantiate_parameters_1): Don't know yet how to initialize AT_STMT. * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of can_count_iv_in_wider_type to use convert_step. * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move code that is independent of the loop over the known iteration bounds to convert_step_widening, the rest is moved to proved_non_wrapping_p. (scev_probably_wraps_p): New. (can_count_iv_in_wider_type): Renamed convert_step. * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter. Use scev_probably_wraps_p for computing init_is_max. (vrp_visit_assignment): Pass the current analyzed statement to adjust_range_with_scev. (execute_vrp): Call estimate_numbers_of_iterations for refining the information provided by scev analyzer. 2005-06-07 Eric Christopher * config/mips/predicates.md (sleu_operand): Use IN_RANGE to specify range of operand. 2005-06-07 Steven Bosscher PR tree-optimization/21847 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With -fnon-call-exceptions, also mark statements inherently necessary if they may throw. 2005-06-07 Adrian Straetling * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants. ("type"): Add "sem" to 'type' attribute. ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi", "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi", "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi", "*sync_compare_and_swap_ccsi"): New patterns. * config/s390/2064.md: ("z_sem"): New insn_reservation. * config/s390/2084.md: ("x_sem"): New insn_reservation. * config/s390/s390.c: (s390_compare_emitted): New global variable. (s390_emit_compare): Do not emit comparison again after cas. * config/s390/s390.h (s390_compare_emitted): Declare. 2005-06-07 Kazu Hirata * sbitmap.h (sbitmap_iterator, sbitmap_iter_init, sbitmap_iter_cond, sbitmap_iter_next): New. * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c, modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c, tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update uses of EXECUTE_IF_SET_IN_SBITMAP to the new style. 2005-06-07 Zdenek Dvorak * tree-ssa-address.c: New file. * Makefile.in (tree-ssa-address.o): Add. * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on INDIRECT_REFs. Handle TARGET_MEM_REFs. * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs. * tree-flow.h (struct mem_address): New. (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c. (create_mem_ref, addr_for_mem_ref, get_address_description, maybe_fold_tmr, multiplier_allowed_in_address_p, multiply_by_cost): Declare. * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs. * tree-pretty-print.c (dump_generic_node): Ditto. * tree-ssa-loop-im.c (for_each_index): Ditto. * tree-ssa-loop-ivopts.c (may_be_unaligned_p, find_interesting_uses_address): Ditto. (rewrite_address_base, build_addr_strip_iref): Removed. (struct affine_tree_combination): Moved to tree-flow.h. (get_ref_tag, copy_ref_info): New functions. (rewrite_use_address): Produce TARGET_MEM_REFs. (tree_ssa_iv_optimize): Do not call update_ssa and rewrite_into_loop_closed_ssa. (tree_to_aff_combination): Use build_fold_addr_expr instead of build_addr_strip_iref. (unshare_aff_combination): New function. (fold_affine_sum): Removed. (get_computation_at): Use get_computation_aff. Unshare the result. (get_computation_aff, multiplier_allowed_in_address_p): New function. (multiply_by_cost): Exported. (get_address_cost): Use multiplier_allowed_in_address_p. * tree-ssa-operands.c (get_tmr_operands): New function. (get_expr_operands): Handle TARGET_MEM_REFs. * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs. (build): Handle 7 arguments. (build7_stat): New function. * tree.def (TARGET_MEM_DEF): New. * tree.h (REF_ORIGINAL): Removed. (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL, TMR_TAG, build7): New macros. (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare. * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr. * doc/c-tree.texi: Document TARGET_MEM_REF. * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar. 2005-06-07 Jakub Jelinek PR debug/21946 * dwarf2out.c (add_loc_descr_op_piece): New function. (multiple_reg_loc_descriptor, concat_loc_descriptor, loc_descriptor): Use it. * var-tracking.c: Include regs.h and expr.h. (emit_note_insn_var_location): Skip over pieces where offset is smaller than previous offset plus previous piece mode size. Optimize adjacent hard registers or memory locations. * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H). 2005-06-07 Richard Guenther * c-typeck.c (c_finish_if_stmt): Use void_type_node as type for COND_EXPR. * gimplify.c (gimplify_cond_expr): No need to fix up the type of COND_EXPRs. 2005-06-07 Richard Guenther * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix comments. 2005-06-07 Geoffrey Keating * config/rs6000/host-darwin.c (segv_handler): Widen the possible 'stwux' instructions that are considered to be stack decrements. * rtlanal.c (subreg_offset_representable_p): Handle objects with holes. 2005-06-06 Uros Bizjak * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter in call to pre_edge_lcm. 2005-06-06 Kaz Kojima * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5. (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL) (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL): Likewise. (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct dwarf register number for SHmedia. (shmedia_fallback_frame_state): New. (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5. * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version. 2005-06-06 Gabriel Dos Reis * c-lex.c (lex_string): Use XOBFINISH. * collect2.c (extract_string, dump_file): Likewise. * dbxout.c (dbxout_finish_complex_stabs): Likewise. * gcc.c (init_spec, build_search_list, convert_filename, set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise. * genpreds.c (write_predicate_subfunction): Likewise. * genflags.c (main): Likewise. * read-rtl.c (mode_attr_index, apply_macro_to_string, join_c_conditions, read_quoted_string, read_braced_string, read_rtx_1): Likewise. * stringpool.c (ggc_alloc_string): Likewise. * tlink.c (obstack_fgets, recompile_files): Likewise. 2005-06-06 Jakub Jelinek * intl.h (G_): New macro. * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid instead of msgid for argument name. * tree-ssa.c (warn_uninit): Likewise. * c-parser.c (c_parser_error): Likewise. * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise. * config/darwin-c.c (BAD): Likewise. * config/c4x/c4x-c.c (BAD): Likewise. * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise. * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise. * c-common.c (c_parse_error): Likewise. * diagnostic.c (diagnostic_set_info, verbatim, inform, warning, warning0, pedwarn, error, sorry, fatal_error, internal_error): Likewise. (fnotice): Use cmsgid instead of msgid for argument name. * gcov.c (fnotice): Likewise. * protoize.c (notice): Likewise. * final.c (output_operand_lossage): Likewise. * gcc.c (fatal, notice): Likewise. (error): Use gmsgid instead of msgid for argument name. * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead of msgid for argument name. (error): Use gmsgid instead of msgid for argument name. * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_() instead of N_(). * c-typeck.c (readonly_error, convert_for_assignment): Likewise. * tree-inline.c (inline_forbidden_p_1): Likewise. * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new conventions for marking translations. * doc/install.texi: Mention gettext 0.14.5 or later requirement. * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of build2. * fold-const.c (operand_equal_p): Don't return 1, if element chains for 2 VECTOR_CSTs are not the same length. PR regression/21897 * fold-const.c (fold_ternary) : Don't crash if not all VECTOR_CST elements are given. * combine.c (try_combine): Use hard_regno_nregs array instead of HARD_REGNO_NREGS macro. * config/rs6000/rs6000.c (rs6000_split_multireg_move, rs6000_register_move_cost, rs6000_memory_move_cost): Likewise. * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise. 2005-06-06 Daniel Berlin * tree-ssa-reassoc.o: New. (OBJS-common): Add tree-ssa-reassoc.o * timevar.def: Add TV_TREE_REASSOC * tree-optimize.c (pass_reassoc): Add call. * tree-pass.h (pass_reassoc): Add. * tree-ssa-reassoc.c: New file. 2005-06-06 Eric Christopher target/21927 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST. 2005-06-06 Rainer Orth * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with HAVE_GAS_MAX_SKIP_P2ALIGN. (HAVE_AS_DWARF2_DEBUG_LINE): Remove. 2005-06-06 Rainer Orth * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to getopt.h dependency. (mips-tdump.o): Likewise. 2005-06-06 Jan Hubicka * predict.c (tree_predict_edge): Don't drop useless predictions; check that it is not called too late in the game. (gate_estimate_probability): New gate. (pass_profile): Gate. * tree-mudflap.c (mf_build_check_statement_for): Do not drop predictions; update CFG instead. * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed. 2005-06-06 Jie Zhang * config.gcc (bfin*-uclinux*): New. * config/bfin/uclinux.h: New file. 2005-06-06 Ben Elliston * doc/md.texi (Insn Splitting): Fix some wording. 2005-06-05 David Edelsohn * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function. (rs6000_emit_swdivdf): New function. * config/rs6000/rs6000.md (fres): New pattern. (divsf3): Add approximation through rs6000_emit_swdivsf. (fred): New pattern. (divdf3): Add approximation through rs6000_emit_swdivdf. * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare. (rs6000_emit_swdivdf): Declare. * config/rs6000/rs6000.opt (mswdiv): New option. * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv. 2005-06-05 Zdenek Dvorak PR tree-optimization/21846 * tree-cfg.c (replace_uses_by): Update information stored at loops. * tree-flow.h (substitute_in_loop_info): Declare. * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer): Ensure that chrec_dont_know and chrec_known have a type. * tree-ssa-loop-niter.c (substitute_in_loop_info): New function. 2005-06-05 Steven Bosscher * config/i386/i386.c (x86_use_loop): Remove. * config/i386/i386.h (x86_use_loop): Remove extern decl. (TARGET_USE_LOOP): Remove. * config/i386/i386.md (doloop_end, doloop_end_internal): Remove. Also remove related define_splits. 2005-06-05 Dorit Nuzman * tree-flow.h (stmt_ann_d): Move aux to ... (tree_ann_common_d): ... here. * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt, move_computations_stmt, schedule_sm): Update references to aux. * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise. * tree-vect-transform.c (vect_create_index_for_vector_ref): Update call to set_stmt_info. (vect_transform_loop): Likewise. * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info): Likewise. * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of bool. (vect_mark_relevant): Takes two additional arguments - live_p and relevant_p. Set RELEVANT_P and LIVE_P according to these arguments. (vect_stmt_relevant_p): Differentiate between a live stmt and a relevant stmt. Return two values = live_p and relevant_p. (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and vect_stmt_relevant_p with additional arguments. Phis are no longer put into the worklist (analyzed seperately in analyze_scalar_cycles). (vect_determine_vectorization_factor): Also check for LIVE_P, because a stmt that is marked as irrelevant and live, cause it's only used out side the loop, may need to be vectorized (e.g. reduction). (vect_analyze_operations): Examine phis. Call vectorizable_live_operation for for LIVE_P stmts. Check if need_to_vectorize. (vect_analyze_scalar_cycles): Update documentation. Don't fail vectorization - just classify the scalar cycles created by the loop phis. Call vect_is_simple_reduction. (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier. * tree-vect-transform.c (vect_create_index_for_vector_ref): Update call to set_stmt_info. (vect_get_vec_def_for_operand): Code reorganized - the code that classifies the type of use was factored out to vect_is_simple_use. (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with additional arguments. (vectorizable_assignment): Likewise. Also make sure the stmt is relevant and computes a loop_vec_def. (vectorizable_operation, vectorizable_load, vectorizable_condition): Likewise. (vectorizable_live_operation): New. (vect_transform_stmt): Handle LIVE_P stmts. * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE. (new_loop_vec_info, destroy_loop_vec_info): Also handle phis. (vect_is_simple_use): Determine the type of the def and return it in a new function argument. Consider vect_reduction_def and vect_induction_def, but for now these are not supported. (vect_is_simple_reduction): New. Empty for now. * tree-vectorizer.h (vect_def_type): New enum type. (_stmt_vec_info): Added new fields - live and _stmt_vec_info. (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros. (vect_is_simple_use): New arguments added to function declaration. (vect_is_simple_reduction): New function declaration. (vectorizable_live_operation): New function declaration. * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout. (vect_can_advance_ivs_p): Likewise. * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise. 2005-06-05 Eric Christopher * config/mips/mips.c (mips_rtx_costs): Remove unused variable. 2005-06-05 Hans-Peter Nilsson PR target/21914 * config/mmix/mmix.md ("*movdicc_real_foldable") ("*movdfcc_real_foldable", "*bCC_foldable") ("*bCC_inverted_foldable"): Specify DImode for register being compared. 2005-06-04 Roger Sayle * reg-stack.c (struct block_info_def): Correct grammar typo. (compensate_edge): Clean-up. Perform as little work as possible when src and dest stacks match. Avoid modifying block_info. Reorder and simplify assertion checks. Avoid unnecessary copying of regstack structure. (convert_regs_1): Set the done flag here... (convert_regs_2): ... instead of here. 2005-06-04 Dale Johannesen * config/rs6000/rs6000.c (no_global_regs_above): New. (rs6000_emit_prologue): Use it; cosmetic formatting fixes. (rs6000_emit_epilogue): Use it; cosmetic formatting fixes. (rs6000_conditional_register_usage): Don't put Darwin PIC register in global_regs. (rs6000_stack_info): Don't set lr_save_p just because Darwin PIC reg used. (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup, if not done by lr_save_p. * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch. Use rotate instead of ashift. (call_indirect_nonlocal_sysv): Prefer CTR to LR. (call_value_indirect_nonlocal_sysv): Ditto. 2005-06-04 Jan Hubicka * cgraphunit.c (cgraph_reset_node): Break out from ... (cgraph_finalize_function): ... here. (cgraph_finalize_compilation_unit): Reset nodes where backend removed the body. 2005-06-04 Richard Henderson PR target/21888 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops until we've passed initial ldgp. 2005-06-04 Daniel Berlin * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P. * dwarf2out.c (loc_descriptor_from_tree_1): Ditto. * expr.c (expand_var): Ditto. * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too. * gimplify.c (gimplify_decl_expr): Ditto. (gimplify_expr): Ditto. * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P. * tree.c (value_expr_for_decl): New. (print_value_expr_statistics): New. (init_ttree): Init value_expr_for_decl. (decl_value_expr_lookup): New. (decl_value_expr_insert): Ditto. (copy_node_stat): Copy DECL_VALUE_EXPR status. * tree.h (DECL_VALUE_EXPR): Use hashtable. (SET_DECL_VALUE_EXPR): New. (DECL_HAS_VALUE_EXPR_P): New. 2005-06-04 Steven Bosscher * lcm.c: Move all mode-switching related functions from here... * mode-switching.c: ...to this new file. * doc/passes.texi: Update accordingly. * basic-block.h (label_value_list): Remove extern decl. * cfgrtl.c (label_value_list): Remove. (can_delete_label_p): Don't look at it. * cfgcleanup.c (cleanup_cfg): Don't free it. * common.opt: Don't refer to non-existing flag_alias_check. 2005-06-04 David Edelsohn * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5. 2005-06-04 Kazu Hirata * function.c (prologue, epilogue, sibcall_epilogue): Change their types to VEC(int,heap)*. (free_after_compilation): Free the three vectors above. (init_function_for_compilation, record_insns, contains, prologue_epilogue_contains, sibcall_epilogue_contains, reposition_prologue_and_epilogue_notes): Use VEC instead of VARRAY. (init_function_once): Remove. * function.h: Remove the prototype for init_function_once. * toplev.c (backend_init): Don't call init_function_once. 2005-06-04 Jan Hubicka * predict.c (tree_predict_edge): Do not predict entry edge and single succestor edge. 2005-06-04 Joseph S. Myers PR c/21873 * c-typeck.c (push_init_level): Don't pop levels without braces if implicit == 1. 2005-06-03 Sebastian Pop * tree-data-ref.c (compute_self_dependence): New function. (compute_all_dependences): Use it. 2005-06-03 Geoffrey Keating * c-parser.c (c_parser_parms_declarator): Don't use chainon(). (c_parser_expr_list): Don't use chainon(). * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker when -isysroot passed. 2005-06-03 Joseph S. Myers PR c/21879 * c-decl.c (start_function): Restore label_context_stack_se and label_context_stack_vm if returning with an error. 2005-06-03 Gabriel Dos Reis * configure.ac: Check declaration for asprintf, needed by libiberty.h. * configure: Regenerate. * config.in: Likewise. 2005-06-03 Diego Novillo * tree-ssa-dom.c (record_edge_info): Use last_basic_block to allocate info array. * tree-vrp.c (extract_range_from_unary_expr): Set resulting range to varying in cast expressions that change TYPE_PRECISION. 2005-06-03 Eric Christopher * config/mips/mips.opt: Add RejectNegative to divide-breaks and divide-traps. 2005-06-03 Jan Hubicka * basic-block.h (remove_predictions_associated_with_edge): Declare. * cfg.c (remove_edge): Use it. * predict.c (remove_predictions_associated_with_edge): New function. 2005-06-03 Pat Haugen * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Clear call_realy_used_regs[r2] when ABI_AIX. 2005-06-03 Richard Guenther PR middle-end/21858 * fold-const.c (fold_binary): Fix type mismatches in folding of comparisons. 2005-06-03 Kazu Hirata * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment typos. 2005-06-03 Joseph S. Myers * collect2.c (maybe_unlink): Use unlink_if_ordinary. 2005-06-02 Bernd Schmidt * reload1.c (reload): Revert my previous patch. 2005-06-03 Nick Clifton * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to assembler. 2005-06-03 Kazu Hirata PR tree-optimization/21849 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero. 2005-06-02 Richard Henderson * Makefile.in (tree-vect-generic.o): New. (OBJS-common, GTFILES, s-gtype): Add it. * tree-complex.c (build_replicated_const, vector_inner_type, vector_last_type, vector_last_nunits, build_word_mode_vector_type, elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus, do_negate, expand_vector_piecewise, expand_vector_parallel, expand_vector_addition, expand_vector_operation, type_for_widest_vector_mode, expand_vector_operations_1, gate_expand_vector_operations, expand_vector_operations, pass_lower_vector_ssa): Move to tree-vect-generic.c. (tree_lower_complex): Rename from tree_lower_operations. (pass_lower_complex): Rename from pass_pre_expand. * tree-vect-generic.c: New file. * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand. (pass_lower_vector): New. * tree-optimize.c (init_tree_optimization_passes): Update to match. 2005-06-02 Richard Henderson * modulo-sched.c (doloop_register_get): Protect against doloop_end not defined. 2005-06-02 Kazu Hirata * config/sh/sh.c (general_movsrc_operand, general_movdst_operand, arith_reg_operand, arith_reg_dest, logical_reg_operand, int_gpr_dest, fp_arith_reg_operand, fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand, xor_operand, cmp_operand, logical_operand, and_operand, fpscr_operand, fpul_operand, symbol_ref_operand, commutative_float_operator, noncommutative_float_operator, unary_float_operator, binary_float_operator, binary_logical_operator, equality_comparison_operator, greater_comparison_operator, less_comparison_operator, shift_operator, logical_operator, target_reg_operand, target_operand, mextr_bit_offset, extend_reg_operand, trunc_hi_operand, extend_reg_or_0_operand, minuend_operand, general_extend_operand, ua_address_operand, cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec, sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand, shift_count_reg_operand, shift_count_operand, unaligned_load_operand): Move to ... * config/sh/predicates.md: ... here. * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove. 2005-06-02 Andrew Pinski * tree.c (build_common_builtin_nodes): Fix the return type on __builtin_memcmp. 2005-06-02 Richard Guenther * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove. (find_interesting_uses_address): Use build_fold_addr_expr instead. (strip_offset_1): Likewise. (tree_to_aff_combination): Likewise. 2005-06-02 DJ Delorie * convert.c (convert_to_pointer): Avoid recursion if no conversion is needed. 2005-06-02 Richard Guenther * tree-chrec.c (chrec_fold_plus_1): Ensure we build binary operations with the correct types. * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype for all computation. 2005-06-02 Kazu Hirata * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md, config/rs6000/rs6000.md: Fix comment typos. Follow splling conventions. * doc/install.texi: Fix a typo. 2005-06-02 Jan Hubicka * cgraphunit.c (cgraph_function_and_variable_visibility): Extern inline functions are not local. 2005-06-02 Kazu Hirata * gimplify.c (gimplify_ctx): Change the type of case_labels to VEC from VARRAY. (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses of case_labels. 2005-06-02 Richard Guenther * c-typeck.c (build_indirect_ref): Build INDIRECT_REF with correct type. 2005-06-02 Ulrich Weigand * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool execute templates. (s390_dump_pool): Likewise. (s390_mainpool_start, s390_mainpool_finish): Likewise. (s390_chunkify_start): Likewise. (s390_dump_execute): Remove. (s390_reorg): Handle out-of-pool execute templates. 2005-06-02 Adrian Straetling * optabs.c: (expand_bool_compare_and_swap): Emit barrier after unconditional jump. 2005-06-02 Jan Hubicka * cgraph.c (cgraph_node): Maintain master clones. (cgraph_remove_node): Likewise. (availability_names): New static variable. (dump_cgraph_node): Dump availability. (dump_cgraph_varpool_node): Likewise. (cgraph_is_master_clone, cgraph_master_clone, cgraph_function_body_availability, cgraph_variable_initializer_availability): New functions. * cgraph.h (availability): New enum. (struct cgraph_node): Add master_clone. (cgraph_is_master_clone, cgraph_master_clone, cgraph_function_body_availability, cgraph_variable_initializer_availability): Declare. * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready. (cgraph_remove_unreachable_nodes): Remove unreachable nodes. * ipa-inline.c (cgraph_decide_inlining): Do not call cgraph_remove_unreachable_nodes. * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in previous patch. 2005-06-02 Diego Novillo PR 21582 * tree-vrp.c (nonnull_arg_p): New. (get_value_range): Call it. 2005-06-02 Eric Christopher * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT, add PROCESSOR_MAX. (mips_rtx_cost_data): New datatype. (MEMORY_MOVE_COST): Use data from structure. (BRANCH_COST): Ditto. (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero. * config/mips/mips.md (cpu): Rework for processor_type changes. * config/mips/mips.c (mips_cost): New variable. (DEFAULT_COSTS): Define. (mips_rtx_cost_data): New. (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX, FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT. (override_options): Set cost data. (mips_register_move_cost): Formatting changes. (bdesc_arrays): Use PROCESSOR_MAX. (mips_init_builtins): Ditto. 2005-06-02 Diego Novillo PR 21765 * doc/invoke.texi: Document -ftree-vrp. 2005-06-02 Dorit Nuzman PR tree-optimization/21734 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the phi_result when current_def is not available. (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not available. 2005-06-02 David Edelsohn * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New. (TARGET_INSN_VALID_WITHIN_DOLOOP): Define. 2005-06-02 Diego Novillo * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove. 2005-06-02 Jan Hubicka * cgraph.c (dump_cgraph_node): Print new flags. (dump_cgraph_varpool_node): Likewise. (decide_variable_is_needed): Initialize externally_visible flag. * cgraph.h (cgraph_local_info): Add externally_visible flag. (cgraph_varpool_node): Likewise. (cgraph_function_flags_ready): Declare. * cgraph.c (cgraph_mark_local_functions): Rename to ... (cgraph_function_and_variable_visibility) ... this one; handle externally_visible flags. (decide_is_function_needed): Set externally_visible flag. (cgraph_finalize_function): Deal properly with early cleanups. (cgraph_optimize): Update call of cgraph_function_and_variable_visibility. 2005-06-02 Steven Bosscher Mostafa Hagog * cfgloop.h (doloop_condition_get): Make external. * loop-doloop.c (doloop_condition_get): Generalize to make it usable in modulo-sched.c. * modulo-sched.c (doloop_register_get): Use doloop_condition_get instead of duplicating it. 2005-06-02 Bernd Schmidt * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect the correct set of init_insns that need deletion. * local-alloc.c (update_equiv_regs): When substituting sole definition into sole use of a reg, delete it from liveness information. 2005-06-02 Kaz Kojima * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4. 2005-06-01 Diego Novillo PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458. * fold-const.c (invert_tree_comparison): Make extern. * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate. (struct value_range_def): Limewise. (get_value_range): Remove. (dump_value_range): Remove. (dump_all_value_ranges): Remove. (debug_all_value_ranges): Remove. (vrp_evaluate_conditional): Declare. * tree-ssa-propagate.c (struct prop_stats_d): Add field num_pred_folded. (substitute_and_fold): Add argument use_ranges_p. Update all callers. If use_ranges_p is true, call fold_predicate_in to fold predicates using range information. Ignore ASSERT_EXPRs. Change debugging output to only show statements that have been folded. (replace_phi_args_in): Move debugging output code from substitute and fold. (fold_predicate_in): New local function. * tree-ssa-propagate.h (enum value_range_type): Move from tree-flow.h. (struct value_range_d): Likewise. Add field 'equiv'. (value_range_t): Rename from value_range. * tree-vrp.c (found_in_subgraph): Rename from found. (get_opposite_operand): Remove. (struct assert_locus_d): Declare. (assert_locus_t): Declare. (need_assert_for): Declare. (asserts_for): Declare. (blocks_visited): Declare. (vr_value): Declare. (set_value_range): Add argument 'equiv'. Don't drop to VARYING ranges that cover all values in the type. Make deep copy of equivalence set 'equiv'. (copy_value_range): New local function. (set_value_range_to_undefined): New local function. (compare_values): Return -2 if either value has overflowed. (range_includes_zero_p): New local function. (extract_range_from_assert): Flip the predicate code if the name being asserted is on the RHS of the predicate. Avoid creating unnecessary symbolic ranges if the comparison includes another name with a known numeric range. Update the equivalnce set of the new range when asserting EQ_EXPR predicates. (extract_range_from_ssa_name): Update the equivalence set of the new range with VAR. (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR. If -fwrapv is used, set the resulting range to VARYING if the operation overflows. Otherwise, use TYPE_MIN_VALUE and TYPE_MAX_VALUE to represent -INF and +INF. Fix handling of *_DIV_EXPR. (extract_range_from_unary_expr): Handle MINUS_EXPR and ABS_EXPR properly by switching the range around if necessary. (extract_range_from_comparison): New local function. (extract_range_from_expr): Call it. (adjust_range_with_scev): Do not adjust the range if using wrapping arithmetic (-fwrapv). (dump_value_range): Also show equivalence set. Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE. (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR. (infer_value_range): Change return value to bool. Add arguments 'comp_code_p' and 'val_p'. Do not attempt to infer ranges from statements that may throw. Store the comparison code in comp_code_p. Store the other operand to be used in the predicate in val_p. (dump_asserts_for): New. (debug_asserts_for): New. (dump_all_asserts): New. (debug_all_asserts): New. (register_new_assert_for): New. (register_edge_assert_for): New. (find_conditional_asserts): New. (find_assert_locations): New. (process_assert_insertions_for): New. (process_assert_insertions): New. (insert_range_assertions): Initialize found_in_subgraph, blocks_visited, need_assert_for and asserts_for. Call find_assert_locations and process_assert_insertions. (remove_range_assertions): Add more documentation. (vrp_initialize): Change return type to void. Do not try to guess if running VRP is worth it. (compare_name_with_value): New. (compare_names): New. (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If use_equiv_p is true, call compare_names and compare_name_with_value to compare all the ranges for every name in the equivalence set of the predicate operands. Update all callers. (vrp_meet): Try harder not to derive a VARYING range. If two values meet, the resulting equivalence set is the intersection of the two equivalence sets. (vrp_visit_phi_node): Call copy_value_range to get the current range information of the LHS. (vrp_finalize): Create a value vector representing all the names that ended up with exactly one value in their range. Call substitute_and_fold. (execute_vrp): Document equivalence sets in ranges. * tree.h (SSA_NAME_VALUE_RANGE): Remove. (struct tree_ssa_name): Remove field value_range. (invert_tree_comparison): Declare. 2005-06-01 Daniel Berlin Fix PR tree-optimization/21839 * gimplify.c (zero_sized_field_decl): New function. (gimplify_init_ctor_eval): Use it. 2005-06-01 Josh Conner PR 21478 * gimplify.c (gimplify_init_constructor): Don't spill initializer to read-only memory if it's sparse. 2005-06-01 Ramana Radhakrishnan * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP. Add documentation for REG_SETJMP 2005-06-01 Richard Guenther * stmt.c (expand_case): Use build_int_cst. (node_has_low_bound): Likewise, and correct type mismatch. (node_has_high_bound): Likewise. * fold-const.c (fold_binary): Ensure we build trees with the correct types - undo what STRIP_NOPS possibly did. 2005-06-01 Richard Guenther * tree.h (fold_indirect_ref_1): Export from fold-const.c. * fold-const.c (fold_indirect_ref_1): No longer static. * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for folding, if possible. 2005-06-01 Joseph S. Myers * common.opt (fjump-tables): New. * doc/invoke.texi (-fno-jump-tables): Document. * stmt.c (expand_end_case_type): Do not emit jump tables unless flag_jump_tables. 2005-06-01 Richard Earnshaw * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq) (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge) (sunlt, sunle): Enable patterns on VFP. * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores, f_stored, f_flag, f_cvt. (generic_sched): No-longer used for the arm1020e and arm1022e cores. Include arm1020e.md. * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and the ds and fmac pipelines. Re-work all load and store patterns and all conversion patterns to use new attributes. Adjust reservation descriptions accordingly. * arm1020e.md: New file. * t-arm: Add dependency. 2005-06-01 Jan Hubicka * except.c (struct eh_region): Kill unused fields. * basic-block.h (struct basic_block_def): Likewise. 2005-06-01 J"orn Rennecke PR rtl-optimization/21767 * rtl.h (function_invariant_p): Re-add declaration. * reload1.c (function_invariant_p): No longer static. * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that might have become invalid. 2005-06-01 Jakub Jelinek PR c/21536 PR c/20760 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes on variable sizes types if a decl is a pointer to a VLA. (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE. Call gimplify_type_sizes on aggregate fields. Prevent infinite recursion. * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST. * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Add __extension__. * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd, _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x, _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Likewise. (_mm_clflush): Don't use return in void function. * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128, _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd): Use __inline instead of inline. 2005-06-01 Richard Guenther * fold-const.c (fold_binary): Fix types in strlen vs. zero comparison folding. 2005-06-01 Richard Henderson * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New. * config.in, configure: Rebuild. * config/alpha/alpha.c (print_operand): Add 'j'. * alpha.md (divmodsi_internal_er_1): Use it. (divmoddi_internal_er_1): Likewise. 2005-06-01 Richard Sandiford * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison. * opts.h (print_filtered_help): Delete. * opts.c (handle_option, decode_options): Remove calls to set_target_switch. (print_target_help): New function. (common_option, print_help): Call print_target_help instead of display_target_options. (print_filtered_help): Make static. * toplev.h (display_target_options, set_target_switch): Delete. * toplev.c (target_switches, target_options, display_target_options) (set_target_switch): Delete. (print_switch_values): Remove handling of TARGET_SWITCHES and TARGET_OPTIONS. (default_get_pch_validity): Likewise. Only treat target_flags specially if targetm.check_pch_target_flags is nonnull. (pch_option_mismatch): New function. (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES and TARGET_OPTIONS. Only treat target_flags specially if targetm.check_pch_target_flags is nonnull. * config/ia64/ia64.c (ia64_override_options): Don't mention TARGET_OPTIONS in comment. * config/m68k/m68k-none.h (CC1_SPEC): Likewise. * doc/invoke.texi: Remove a reference to TARGET_SWITCHES. * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the interaction with TARGET_SWITCHES. (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete. 2005-06-01 Richard Sandiford * config/sh/sh.c (multcosts): Check sh_multcost rather than sh_multcost_str. (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str. (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc) (cut2_workaround_str): Delete. * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS) (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str) (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete. * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=) (mgettrcost=, multcost=): New options. 2005-06-01 Richard Sandiford * opts.h (cl_option_state): New structure. (get_option_state): Declare. * opts.c (get_option_state): New function. * toplev.c (option_affects_pch_p): New function. (default_get_pch_validity): Store the state of all options for which option_affects_pch_p returns true. (default_pch_valid_p): Check the state of those options here. Only check target_flags separately if targetm.check_pch_target_Flags is nonnull or if TARGET_SWITCHES is defined. 2005-06-01 Richard Sandiford * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter names. 2005-06-01 Mostafa Hagog * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138. 2005-06-01 Mostafa Hagog * gcse.c (compute_transp, load_killed_in_block): Use MEM_READONLY_P. 2005-06-01 David.Billinghurst PR target/21854 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p 2005-05-31 Kaveh R. Ghazi * errors.h (warning, error, fatal, internal_error): Add printf attribute. * genmodes.c (make_vector_mode): Fix format arguments. 2005-05-31 Kaveh R. Ghazi * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c, config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c, lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c, tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c, tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c, tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c, tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c, tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c, tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include errors.h and include toplev.h if necessary. * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include errors.h otherwise include toplev.h. * Makefile.in: Update dependencies. 2005-06-01 Danny Smith * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define. 2005-05-31 Geoffrey Keating * config/rs6000/rs6000.md (sync_boolcshort_internal): New. * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must be complemented for big-endian. Mask for AND must be rotated, not shifted. Handle short operands with NOT on the memory operation. 2005-05-30 Daniel Berlin * c-objc-common.c (c_tree_printer): Check flag before hashtable. Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR. * dwarf2out.c (dwarf2out_var_location): Ditto. * toplev.c (default_tree_printer): Ditto. * tree-outof-ssa.c (create_temp): Ditto. * tree-sra.c (instantiate_element): Ditto. * var-tracking.c (track_expr_p): Ditto. * tree.c (struct tree_map): New structure. (debug_expr_for_decl): New. (tree_map_eq): New function. (tree_map_hash): Ditto. (tree_map_marked_p): Ditto. (print_debug_expr_statistics): Ditto. (decl_debug_expr_lookup): Ditto. (decl_debug_expr_insert): Ditto. (dump_tree_statistics): Dump debug_expr hashtable stats. * tree.h (DECL_DEBUG_EXPR): Change (SET_DECL_DEBUG_EXPR): Add. 2005-06-01 Alan Modra * configure.ac: Add --enable-secureplt. (HAVE_AS_REL16): Test for R_PPC_REL16 relocs. * config.in: Regenerate. * configure: Regenerate. * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add rs6000/secureplt.h to tm_file when enable_secureplt. * doc/invoke.texi (msecure-plt, mbss-plt): Document. * doc/install.texi: Document --enable-targets and --enable-secureplt. Correct xrefs to "Using the GNU Compiler Collection (GCC)". * config/rs6000/secureplt.h: New file. * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define. (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without assembler support. (CC1_SECURE_PLT_DEFAULT_SPEC): Define. (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default. (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default. * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options. * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define. * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle TARGET_SECURE_PLT got register load sequence. (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when TARGET_SECURE_PLT. (rs6000_elf_declare_function_name): Don't emit toc address offset word when TARGET_SECURE_PLT. * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*. (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT. (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns. (call, call_value): Mark pic_offset_table_rtx used for sysv pic and TARGET_SECURE_PLT. (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT and -fPIC. * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31". (__trampoline_setup): Likewise. Init r30 before plt call. 2005-05-31 DJ Delorie * expr.c (convert_move): When a partial_int requires multiple conversion steps, make sure successive steps convert the intermediate value, not the original value. * expmed.c (expand_mult): Convert partial_int multiplies to shift/add combinations too. * genmodes.c (mode_data): Add wider_2x. (calc_wider_mode): Calculate twice-wider mode too. (emit_mode_wider): Emit twice-wider mode too. * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New. * expr.c (expand_expr_real_1): Use it for expanding multiplies. 2005-05-31 Zdenek Dvorak PR tree-optimization/21817 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST. 2005-05-31 Pat Haugen * loop.c (loop_invariant_p, valid_initial_value_p): Revert last change. 2005-05-31 Andrew Pinski PR middle-end/20931 PR middle-end/20946 * fold-const.c (fold_checksum_tree): Copy types also if TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set. Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN first. Tail recurse TREE_LIST's TREE_CHAIN. 2005-05-31 Andrew Pinski PR tree-opt/21732 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a SSA_NAME twice and cause the loop to become finite. Remove the test for val. 2005-05-31 Andrew Pinski * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional expression. 2005-05-31 Richard Sandiford * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak the documentation to make it more future-proof. (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook. * target.h (gcc_target): Add check_pch_target_flags. * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro. (TARGET_INITIALIZER): Include it. * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags. * config/sh/sh-protos.h (sh_pch_valid_p): Delete. * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete. (sh_check_pch_target_flags): New function. (TARGET_CHECK_PCH_TARGET_FLAGS): Override default. 2005-05-31 Richard Guenther * fold-const.c (extract_array_ref): Handle more cases, do some useful canonicalization of the base. (fold_binary): Explicitly deal with arrays of zero-sized structures during folding of &a[i] == &a[j]. 2005-05-31 Eric Botcazou * doc/install.texi (sparc-sun-solaris2*): Update note about Sun bug 4910101. (sparc-sun-solaris2.7): Document bootstrap failure with Sun WorkShop 6 99/08/18 as. 2005-05-30 Pat Haugen * loop.c (loop_invariant_p, valid_initial_value_p): Use regs_invalidated_by_call instead of call_used_regs. 2005-05-30 Paolo Carlini PR middle-end/21743 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL): Enable. * doc/extend.texi: Add clog, clogf, clogl. 2005-05-30 H.J. Lu PR middle-end/20303 * c-pragma.c: Include "vec.h". (handle_pragma_visibility): Use VEC. * doc/invoke.texi: Remove the nested visibility push limit. 2005-05-30 Roger Sayle PR rtl-optimization/15422 * reg-stack.c (starting_stack_p): New static global. (straighten_stack): Delete prototype. Change to update the stack before the current insn. (subst_stack_regs): Update call to straighten stack. (emit_swap_insn): Delete prototype. For the first insn in a basic block, update stack_in instead of emitting a real swap. (change_stack): When changing the stack before the first insn in a basic block, update stack_in instead of emitting real code. (compensate_edges): Clear starting_stack_p during compensation. (convert_regs_1): Keep track of starting_stack_p whilst processing a basic block. 2005-05-30 Kazu Hirata * tree-ssa-ccp.c (const_val): Make it static. 2005-05-29 Geoffrey Keating PR target/21761 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from pattern involving `:P'. * Makefile.in (install-cpp): Depend on installdirs. 2005-05-30 Kazu Hirata * tree-outof-ssa.c (_elim_graph): Change the type of edge_list to VEC(int,heap)*. (new_elim_graph, clear_elim_graph, delete_elim_graph, elim_graph_add_edge, elim_graph_remove_succ_edge, FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC instead of VARRAY. 2005-05-29 Kazu Hirata * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c, opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c, tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and follow spelling conventions in error/dump messages. 2005-05-29 Roger Sayle Richard Henderson * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly if the RHS isn't suitable for calling emit_move_insn. 2005-05-29 Kazu Hirata * tree-ssa-ccp.c (ccp_fold): Return immediately after calling fold_unary and fold_binary. 2005-05-29 Roger Sayle * reg-stack.c (propagate_stack): Always copy the source stack to the destination. This routine is now only called when this is safe. (better_edge): New function split out from convert_regs_1 to determine which of two edges is better to propagate across. (convert_regs_1): We need only search for a best edge if the stack layout hasn't been defined yet. Use better_edge to help find beste. No longer traverse unnecessary edges. 2005-05-29 Keith Besaw * tree-ssa-alias.c (new_type_alias): New procedure to create a type memory tag for a pointer with a may-alias set determined from a variable declaration. * tree-flow.h: export declaration of new_type_alias * tree-optimize.c (init_tree_optimization_passes): document that pass_may_alias cannot be called after pass_vectorize. * tree-vect-transform (vect_create_data_ref_ptr): Call new_type_alias when an type memory tag isn't available for a reference. (vectorizable_store): Use copy_virtual_operands to update virtual defs in place (so that loop_version can be called). Call mark_for_renaming for the virtual defs in case peeling is done and virtual uses outside the loop need to be updated. 2005-05-29 Dorit Naishlos PR tree-optimization/21639 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect. 2005-05-29 Jan Hubicka PR tree-optimization/21562 * cfgexpand.c (construct_init_block): Deal properly with the case of entry edge not pointing to very first basic block. 2005-05-28 Kazu Hirata * tree-ssa-ccp.c (ccp_fold): Remove code that produces non-gimple min invariant. * Makefile.in (OBJS-common): Add tree-cfgcleanup.o. * tree-flow.h: Add prototypes for start_recording_case_labels and end_recording_case_labels. * tree-cfg.c (start_recording_case_labels, end_recording_case_labels): Export. (cleanup_tree_cfg_loop, modified_noreturn_calls, cleanup_control_flow, cleanup_control_expr_graph, remove_fallthru_edge, phi_alternatives_equal, tree_forwarder_block_p, has_abnormal_incoming_edge_p, remove_forwarder_block, cleanup_forwarder_blocks, remove_forwarder_block_with_phi, merge_phi_nodes, gate_merge_phi, pass_merge_phi): Move to ... * tree-cfgcleanup.c: ... here. * basic-block.h: Remove forward declaration of bb_ann_d. 2005-05-28 Jan Hubicka * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis): Update profile. * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in debug output. (tree_mod_subtract): Fix profile updating code. (tree_divmod_values_to_profile): Do not produce useless value profilers for divisions. 2005-05-28 Kazu Hirata * tree-ssa-dom.c (vrp_element_p): Define. (vrp_hash_elt): Change the type of records to VEC(vrp_element_p,heap). (vrp_free): New. (tree_ssa_dominator_optimize): Pass vrp_free to htab_create. Update uses of VRP records. (simplify_cond_and_lookup_avail_expr, record_range): Update uses of VRP records. * tree-inline.c (cfun_stack): Change the type to VEC(function_p,heap). (push_cfun, pop_cfun): Use VEC instead of VARRAY. 2005-05-27 Ian Lance Taylor * c-decl.c (add_stmt): Add C frontend specific version. (stmts_are_full_exprs_p): Remove. * c-common.h (STMT_IS_FULL_EXPR_P): Remove. (stmts_are_full_exprs_p): Don't declare. * c-semantics.c (add_stmt): Remove. 2005-05-27 Kaveh R. Ghazi * config/mips/mips-protos.h (mips_declare_object): Add printf attribute. * config/mips/mips.c (mips_declare_object_name): Fix format argument. 2005-05-27 Roger Sayle * reg-stack.c (compensate_edge): Remove original prototype. (propagate_stack): New function to copy the stack layout at the start of a basic block from the layout at the end of one of its predecessors. (compensate_edge): Assume that both source and destination blocks have already had their stack layouts defined. (compensate_edges): Traverse all non-entry edges in the CFG and call compensate_edge on each in turn. (convert_regs_1): Change return type to void. Call propagate_stack instead of compensate_edge. (convert_regs_2): Change return type to void. Update call to convert_regs_1 to ignore the (now void) return value. (convert_regs): Update calls to convert_regs_2 to ignore the (now void) return value. After all the basic blocks have been processed, call compensate_edges to actually emit new insns. (reg_to_stack): Initialize the aux info for each basic block with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE. 2005-05-28 Jan Hubicka * except.c (can_throw_internal_1, can_throw_external_1): Add "is_resx" argument. (can_throw_external, can_throw_internal): Bring into sync wrt dealing resx. * except.h (can_throw_internal_1, can_throw_external_1): Update prototype. * tree-eh.c (tree_can_throw_internal, tree_can_throw_external): Deal properly with resx. 2005-05-27 Kazu Hirata * basic-block.h (basic_block_def): Add phi_nodes and predictions. Remove tree_annotations. * predict.c (tree_predicted_by_p, tree_predict_edge, combine_predictions_for_bb): Adjust references to predictions. * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call create_block_annotation. (create_block_annotation, free_blocks_annotatios, clear_blocks_annotations): Remove. (dump_cfg_stats): Don't print out the memory spent on bb_ann_d. (delete_tree_cfg_annotations): Don't call free_blocks_annotations. * tree-flow-inline.h (bb_ann): Remove. (phi_nodes, set_phi_nodes): Update references to phi_nodes. * tree-flow.h (bb_ann_d): Remove. * tree-if-conv.c (process_phi_nodes): Update a reference to phi_nodes. * tree-phinodes.c (reserve_phi_args_for_new_edge, create_phi_node, remove_phi_node): Likewise. * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann. * tree-ssa-dom.c (threaded_blocks): New. (tree_ssa_dominator_optimize): Initialize, clear, and free threaded_blocks. Update a call to thread_through_all_blocks. (thread_across_edge): Use threaded_blocks instead of setting incoming_edge_threaded. * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take a bitmap of blocks that are threaded through. * tree.h: Move the prototype of threaded_through_blocks to tree-flow.h. * domwalk.c (walk_dominator_tree, init_walk_dominator_tree, fini_walk_dominator_tree): Use VEC instead of VARRAY. * domwalk.h (dom_walk_data): Change the type of block_data_stack and free_block_data to VEC(void_p,heap)*. * tree-ssa-dse.c (dse_initialize_block_local_data, dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use VEC instead of VARRAY. 2005-05-27 Jan Hubicka * cgraph.c: Include tree-gimple.h (cgraph_edge): Rename expr to stmt. (cgraph_create_edge): Likewise. (cgraph_clone_node): Likewise. * cgraph.h (cgraph_node): Use call_stmt instead of call_expr. * cgraphunit.c (record_call_1): Rename to ... (record_reference): ... this one; do not build edges. (cgraph_varpool_analyze_pending_decls): Call record_reference directly. (current_basic_block): Kill. (cgraph_create_edges): Rewrite to work on gimple statements nicely. (verify_cgraph_node): Likewise. * tree-inline.c (copy_body_r): Do not mess up with cgraph edges. (copy_bb): Mess up with cgraph edges here; simplify EH handling. (copy_edges_for_bb): Simplify EH handling. (expand_call_inline): Pass statement to cgraph_edge and cgraph_create_edge. 2005-05-27 Richard Guenther * tree-inline.c (copy_body_r): Manually fold *& to deal with ADDR_EXPRs with mismatched types for now. * gimplify.c (fold_indirect_ref_rhs): New function. (gimplify_modify_expr_rhs): Use it instead of pessimistic fold_indirect_ref. * fold-const.c (fold_indirect_ref_1): Add type argument; make sure the resulting expression is of this type. (build_fold_indirect_ref, fold_indirect_ref): Adjust callers. 2005-05-27 Kazu Hirata PR tree-optimization/21658 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of fold_binary_to_constant. Likewise, call fold_unary instead of fold_unary_to_constant. 2005-05-27 Nathan Sidwell * vec.h: Implement integral type vector specialization. (VEC_T): Define a non-GTY structure. (VEC_T_GTY): Define a GTY structure. (VEC_TA): Rename to ... (VEC_TA_GTY): ... here. (DEF_VEC_I, DEF_VEC_ALLOC_I): New. (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust. (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of DEF_VEC_P and DEF_VEC_ALLOC_P. (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust. (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of DEF_VEC_O and DEF_VEC_ALLOC_O. * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I. * lambda-code.c: Likewise. * tree-into-ssa.c: Likewise. * tree-ssa-live.c: Likewise. 2005-05-27 Kazu Hirata * tree-into-ssa.c (update_ssa): Ensure that the operand cache is up-to-date. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call update_stmt_if_modified before calling update_ssa. 2005-05-27 Ralf Corsepius * config/rs6000/t-rtems: Remove roe multilib variant. 2005-05-26 Roger Sayle PR tree-optimization/9814 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move instruction, add the necessary clobbers by re-expanding the RTL for arithmetic operations via optab.c's expand_unop/expand_binop. (noce_try_bitop): New function to optimize bit manipulation idioms of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C". (noce_process_if_block): Call noce_try_bitop. 2005-05-26 Roger Sayle * reg-stack.c (convert_regs_entry, convert_regs_exit, convert_regs_1, convert_regs_2, convert_regs): Delete prototypes. (reg_to_stack): Move to end of the file. Initialize the per basic block information here, instead of... (convert_regs_entry): Here. (convert_regs): Change unused return type to void. 2005-05-27 Kazu Hirata * c-pch.c, timevar.c, timevar.h, unwind-compat.c, unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h, config/rs6000/eabispe.h, config/rs6000/lynx.h, config/sh/elf.h, config/sh/symbian-pre.h, config/sparc/sparc-protos.h: Update copyright. 2005-05-26 Mike Stump * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers for Objective-C++. 2005-05-26 Richard Guenther * tree-ssa-forwprop.c (forward_propagate_addr_expr): See through ADDR_EXPR in finding place to propagate into. 2005-05-26 Kazu Hirata * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h, cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c, ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c, tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c, tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c, tree.c, config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c, config/frv/frv.md, config/i386/i386.c, config/i386/sse.md, config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h, config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md, config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md, config/sh/ushmedia.h, config/sparc/sparc.c, config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment typos. Follow spelling conventions. * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos. Follow spelling conventions. 2005-05-26 David Ung * config/mips/mips.c (mips_use_ins_ext_p): New helper function that determines whether the MIPS32/64 R2 ext/ins should be used. * config/mips/mips.h (ISA_HAS_EXT_INS): New macro. * config/mips/mips.md (extzv): Changed predicate for operand to nonimmediate_operand. Add code to generate insn patterns for extzvsi and extzvdi. (extzv): New pattern to match mips32/64 r2 ext insn. (insv): Similarly for insertion. (insv): Similarly. 2005-05-26 Paolo Bonzini * simplify-rtx.c (avoid_constant_pool_reference): Support offsetted addresses in the constant pool. 2005-05-26 Paolo Bonzini * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New. * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New. 2005-05-26 Jakub Jelinek PR target/21716 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not found in the basic block and last insn in the basic block is not INSN_P. Remove explicit unspec numbers that are no longer valid from comments. 2005-05-26 Paolo Bonzini * tree-vect-transform.c (vectorizable_operation): Try word_mode vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even if a vector mode is available. 2005-05-25 Roger Sayle PR middle-end/21709 * fold-const.c (const_binop): Check for division by zero during complex division. 2005-05-26 Ian Lance Taylor * reload1.c (verify_initial_elim_offsets): Add braces to avoid having a declaration after a statement. 2005-05-26 Richard Sandiford * opt-functions.awk (var_type): New function. (var_set): Use CLVC_STRING if var_type returns "const char *". * opth-gen.awk: Use var_type to find out the types of variables. Don't print comments above each "extern" definition. * optc-gen.awk: Use var_type in the same way. * opts.h (cl_var_cond): Rename to... (cl_var_type): ...this. Add CLVC_STRING. (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond" with "var_type". * opts.c (handle_option, option_enabled): Update after above name change. Cast flag_var before using it. Handle CLVC_STRING. * config/alpha/alpha.h (alpha_tls_size): Delete. * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string) (alpha_tune_string, alpha_tp_string, alpha_fprm_string) (alpha_fptm_string, alpha_mlat_string): Delete. (alpha_handle_option): Don't set the above variables here. Use the integer argument to check the validity of -mtls-size=. * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=) (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s. (mtls-size=): Likewise. Convert to a UInteger and initialize the variable to 32. * config/arc/arc.c (arc_cpu_string, arc_text_string) (arc_data_string, arc_rodata_string): Delete. (arc_handle_option): Don't set the above variables here. * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s and initialize them. * config/arm/arm.c (target_fpu_name, target_fpe_name) (target_float_abi_name, target_abi_name, structure_size_string) (arm_pic_register_string): Delete. (arm_handle_option): Don't set the above variables here, except in the handling of -mhard-float and -msoft-float. * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=) (mpic-register=, mstructure-size-boundary=): Add Var()s. * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION) (avr_handle_option): Delete. * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize them. * config/bfin/bfin.c (bfin_library_id): Delete. (bfin_handle_option): Don't set it. * config/bfin/bfin.opt (mshared-library-id=): Add Var(). * config/c4x/c4x.h (c4x_rpts_cycles): Delete. * config/c4x/c4x.c (c4x_rpts_cycles): Delete. (c4x_handle_option): Don't set c4x_rpts_cycles here. * config/c4x/c4x.opt (mrpts=): Add Var(). * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set cris_elinux_stacksize_str here. * config/cris/aout.opt (melinux-stacksize=): Add Var(). * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str) (cris_tune_str, cris_elinux_stacksize_str): Delete. * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str) (cris_tune_str, cris_elinux_stacksize_str): Delete. (cris_handle_option): Don't set the above variables here. * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=) (max-stackframe=): Add Var()s. * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete. * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string) (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string) (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string) (ix86_align_jumps_string, ix86_preferred_stack_boundary_string) (ix86_branch_cost_string, ix86_align_funcs_string): Delete. (ix86_handle_option): Don't set the above variables here. * config/i386/i386.opt (malign-functions=, malign-jumps=) (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=) (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add Var()s. * config/ia64/ia64.h (ia64_tls_size): Delete. * config/ia64/ia64.c (ia64_tls_size): Delete. (ia64_handle_option): Treat -mtls-size= as a UInteger option, reading the integer argument from the "value" parameter. Don't set ia64_tls_size here. * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option. Add Var() and Init(). * config/m32r/m32r.h (m32r_cache_flush_func): Delete. (m32r_cache_flush_trap): Delete. * config/m32r/m32r.c (m32r_cache_flush_func): Delete. (m32r_cache_flush_trap): Delete. (m32r_handle_option): Don't set the above variables when handling -mflush-func= and -mflush-trap=. * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s and Init()s. * config/mips/mips.h (mips_cache_flush_func): Delete. * config/mips/mips.c (mips_arch_string, mips_tune_string) (mips_cache_flush_func): Delete. (mips_handle_option): Don't set the above variables when handling -march=, -mtune= and -mflush-func=. * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s. * config/s390/s390.c (s390_arch_string): Delete. (s390_handle_option): Don't set it here. * config/s390/s390.opt (march=): Add Var(). * config/sparc/sparc.h (sparc_cmodel_string): Delete. * config/sparc/sparc.c (sparc_cmodel_string): Delete. (sparc_handle_option): Don't set it here. * config/sparc/sparc.opt (mcmodel=): Add Var(). 2005-05-25 Roger Sayle * convert.c (convert_to_integer) : Avoid recursive call to convert_to_integer by building the NOP_EXPR directly. 2005-05-25 Richard Sandiford * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo. 2005-05-25 Daniel Berlin Jeff Law * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant, constant and side_effects of the ADDR_EXPR are consistent. * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL appropriately around calls to recompute_tree_invarant_for_addr_expr. 2005-05-25 Ulrich Weigand * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines. (s390_function_arg, s390_gimplify_va_arg): Use them. (s390_register_info): Save only required subset of argument registers into save area for va_list. (s390_va_start): Initialize only required elements of va_list struct. (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field. 2005-05-25 Ulrich Weigand * reload1.c (verify_initial_elim_offsets): Return boolean status instead of aborting. (reload): Adapt verify_initial_elim_offsets call site. Restart main loop if some initial elimination offsets changed. 2005-05-25 Adam Nemet * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead of -mno-svr4-struct-return. 2005-05-25 Daniel Berlin Fix PR tree-optimization/21705 * tree-ssa-pre.c (in_fre): New static variable. (create_value_expr_from): Recursively value number reference ops in argument lists. (can_value_number_call): Temporary restrict only exists for PRE, not FRE. 2005-05-25 Kazu Hirata * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace sizeof (bitmap *) with sizeof (bitmap). 2005-05-25 Daniel Berlin * lambda-code.c (perfect_nestify): Call update_stmt on the exit condition. 2005-05-25 Adrian Straetling * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to hook_bool_rtx_true. 2005-05-25 Jan Hubicka * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency. * cgraph.c (cgraph_create_node): Reset estimated_growth. * cgraph.h (cgraph_global_info): Add estimated_growth. * ipa-inline.c: Include coverage.h (max_insns, max_count): New static variables. (cgraph_estimate_size_after_inlining): Cache the result. (cgraph_estimate_growth): * passes.c (rest_of_clean_state): Kill coverage_end_function. * timevar.def (TV_INLINE_HEURISTICS): New timevar. * tree-optimize.c (init_tree_optimization_passes): Move profiling before inlining. (ipa_passes): Initialize bitmaps. 2005-05-25 Adrian Straetling * loop-doloop.c: Include "target.h". (doloop_valid_p): Move tests to function in targhooks.c. * target.h (struct gcc_target): New target hook "insn_valid_within_doloop". * target-def.h: Define default value for "insn_valid_within_doloop". (TARGET_INITIALIZER): Insert new target hook into initializer. * targhooks.c (default_insn_valid_within_doloop): New function. * targhooks.h (default_insn_valid_within_doloop): Declare. * hooks.c (hook_bool_rtx_true): New function. * hooks.h (hook_bool_rtx_true): Declare. * doc/tm.texi: Add documentation for new target hook. 2005-05-25 Eric Botcazou PR target/21412 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete. (sparc_tls_referenced_p): New prototype. * config/sparc/sparc.c (tls_symbolic_operand): Delete. (sparc_expand_move): Look for TLS addresses with constant offsets. (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of tls_symbolic_operand. (legitimate_pic_operand_p): Likewise. (legitimate_address_p): Likewise. (legitimize_address): Likewise. (sparc_tls_symbol_ref_1): New function. (sparc_tls_referenced_p): New function. * config/sparc/predicates.md (tgd_symbolic_operand): Use SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand. (tld_symbolic_operand): Likewise. (tie_symbolic_operand): Likewise. (tle_symbolic_operand): Likewise. 2005-05-24 DJ Delorie * common.opt (-Wattributes): New. Default true. * doc/invoke.texi (-Wno-attributes): Document. * attribs.c (decl_attributes): Move warning control from if() to warning(OPT_*). * c-common.c (handle_packed_attribute): Likewise. (handle_nocommon_attribute): Likewise. (handle_common_attribute): Likewise. (handle_noreturn_attribute): Likewise. (handle_noinline_attribute): Likewise. (handle_always_inline_attribute): Likewise. (handle_used_attribute): Likewise. (handle_unused_attribute): Likewise. (handle_const_attribute): Likewise. (handle_transparent_union_attribute): Likewise. (handle_constructor_attribute): Likewise. (handle_destructor_attribute): Likewise. (handle_mode_attribute): Likewise. (handle_alias_attribute): Likewise. (handle_visibility_attribute): Likewise. (handle_tls_model_attribute): Likewise. (handle_malloc_attribute): Likewise. (handle_returns_twice_attribute): Likewise. (handle_pure_attribute): Likewise. (handle_deprecated_attribute): Likewise. (handle_vector_size_attribute): Likewise. (handle_nothrow_attribute): Likewise. (handle_cleanup_attribute): Likewise. (handle_warn_unused_result_attribute): Likewise. (handle_sentinel_attribute): Likewise. * c-decl.c (diagnose_mismatched_decls): Likewise. (start_decl): Likewise. (grokdeclarator): Likewise. (start_function): Likewise. * c-format.c (check_function_format): Likewise. * stor-layout.c (place_field): Likewise. (finalize_record_size): Likewise. * tree.c (handle_dll_attribute)): Likewise. * varasm.c (default_assemble_visibility): Likewise. * config/darwin.c (darwin_handle_weak_import_attribute): Likewise. (darwin_assemble_visibility): Likewise. * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise. * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise. (arm_handle_isr_attribute): Likewise. * config/avr/avr.c (avr_handle_progmem_attribute): Likewise. (avr_handle_fndecl_attribute): Likewise. * config/bfin/bfin.c (handle_int_attribute): Likewise. * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise. * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise. (h8300_handle_eightbit_data_attribute): Likewise. (h8300_handle_tiny_data_attribute): Likewise. * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise. (ix86_handle_regparm_attribute): Likewise. (ix86_handle_struct_attribute): Likewise. * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise. (i386_pe_encode_section_info): Likewise. * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise. * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise. (ip2k_handle_fndecl_attribute): Likewise. * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise. * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise. (m68hc11_handle_fntype_attribute): Likewise. (m68hc11_encode_section_info): Likewise. * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise. * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise. * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise. * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise. * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise. (sh_handle_sp_switch_attribute): Likewise. (sh_handle_trap_exit_attribute): Likewise. * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise. (sh_symbian_handle_dll_attribute): Likewise. * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise. (xstormy16_handle_below100_attribute): Likewise. * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise. * c-common.c (unsigned_conversion_warning): Move warning control from if() to warning(OPT_*). (c_common_truthvalue_conversion): Likewise. (c_do_switch_warnings): Likewise. * c-decl.c (diagnose_mismatched_decls): Likewise. (diagnose_mismatched_decls): Likewise. (define_label): Likewise. (grokdeclarator): Likewise. * c-format.c (check_format_info): Likewise. * c-lex.c (interpret_integer): Likwise. (lex_string): Likewise. * c-opts.c (c_common_post_options): Likewise. * c-parser.c (c_parser_unary_expression): Likewise. * c-pragma.c (handle_pragma_redefine_extname): Likewise. (handle_pragma_extern_prefix): Likewise. * c-typeck.c (build_binary_op): Likewise. * gcse.c (is_too_expensive): Likewise. * opts.c (decode_options): Likewise. * stor-layout.c (place_field): Likewise. * tree-cfg.c (remove_bb): Likewise. * c.opt (-Wreturn-type): Add Var(warn_return_type). * flags.h (warn_return_type): Remove. * toplev.c (warn_return_type): Likewise. 2005-05-24 Kelley Cook * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for existence of long long and __int64 before determining their size. * aclocal.m4: Delete gcc_AC_C_LONG_LONG. * configure, config.h.in: Regenerate. 2005-05-24 Kelley Cook * configure: Regenerate. 2005-05-24 Ziemowit Laski * c-common.h (objc_comptypes): Remove prototype. (objc_compare_types): New prototype. (objc_volatilized_decl): Likewise. (objc_type_quals_match): Likewise. * c-decl.c (objc_mark_locals_volatile): Streamline by calling objc_volatilize_decl(). * c-typeck.c (comp_target_types): Remove third parameter; do not call objc_comptypes(). (comptypes): Remove calls to objc_comptypes(). (build_function_call): Extend compatible prototype check to ObjC. (build_conditional_expr): Adjust call to comp_target_types(). (convert_for_assignment): Call objc_compare_types() instead of objc_comptypes(); adjust calls to comp_target_types(); call objc_type_quals_match() before issuing qualifier mismatch warnings. (build_binary_op): Call objc_compare_types() before issuing pointer mismatch warnings; adjust calls to comp_target_types(). * stub-objc.c (objc_comptypes): Remove stub. (objc_compare_types): New stub. (objc_volatilized_decl): Likewise. (objc_type_quals_match): Likewise. 2005-05-24 Paolo Carlini * config/ia64/ia64intrin.h: Define nothing for C++: overloaded builtins have been ported to C++. 2005-05-24 Jeff Law * tree-nested.c (build_addr): New "context" argument. Temporarily set current_function_decl around the call to build the ADDR_EXPR. (get_static_chain): Pass proper context to build_addr. (convert_nl_goto_reference): Likewise. (convert_tramp_reference): Likewise. (final_nesting_tree_1): Likewise. * tree-profile.c (tree_gen_interval_profiler): Likewise. (tree_gen_pow2_profiler): Likewise. (tree_gen_one_value_profiler): Likewise. * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise. * tree.h (build_addr): Update prototype. 2005-05-24 Kazu Hirata * tree-flow.h (bb_ann_d): Remove has_escape_site. * tree-ssa-alias.c (compute_points_to_addr_escape): Don't write to has_escape_site. 2005-05-24 Jeff Law * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h. * tree-cfg.c: Include tree-ssa-propagate.h. (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as needed. 2005-05-24 Nick Clifton * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define __NO_FPRS__ when 'f' class registers will not be available. 2005-05-24 Kazuhiro Inaoka * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if nothing was done. * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did nothing then FAIL. * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update prototype. 2005-05-23 Jeff Law * tree-ssa-dom.c (cprop_into_stmt): Do not call recompute_tree_invariant_for_addr_expr here. (optimize_stmt): Call it here instead and do so if anything at all has changed in the statement and the RHS is an ADDR_EXPR. * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If needed, call recompute_tree_invariant_for_addr_expr. * tree-ssa-propagate.c (substitute_and_fold): Call recompute_tree_invariant_for_addr_expr as needed. 2005-05-23 Andreas Krebbel * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn saving less registers than the replacement. 2005-05-23 Jan Hubicka * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB. 2005-05-23 Eric Botcazou * config/sparc/sparc-protos.h (sparc_expand_move): New prototype. * config/sparc/sparc.c (sparc_expand_move): New function. (sparc_emit_set_const64): Rewrite assert condition on entry. (legitimate_constant_p) : New case. (legitimize_pic_address): Use TARGET_ARCH64 to select the mode. * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32, movV64, movtf): Use nonimmediate_operand for the first operand. Rewrite. Only invoke sparc_expand_move. * config/sparc/predicates.md (input_operand): Reorder tests. 2005-05-23 Jan Beulich * gthr-posix.h (__gthread_recursive_mutex_init_function): Add missing return statement. 2005-05-22 Eric Botcazou * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use emit_move_insn for moves to TFmode stack slots. 2005-05-21 Richard Guenther * tree-stdarg.c (execute_optimize_stdarg): Handle references to va_list of the form &va[0]. 2005-05-20 Jan Hubicka * Makefile.in (insn-emit.o): Add basic-block.h dependency. * genemit.c (main): Make insn-emit to include basic-block.h too. 2005-05-20 Jan Hubicka * cgraphunit.c (cgraph_expand_function): Force function being lowered. 2005-05-19 Richard Henderson * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked, emit_store_conditional): Split out from ... (alpha_split_atomic_op): ... here. (alpha_split_compare_and_swap): New; extract from .md file. (alpha_split_lock_test_and_set): Likewise. * config/alpha/alpha-protos.h: Update. * config/alpha/sync.md (sync_compare_and_swap): Move split code into alpha.c. (sync_lock_test_and_set): Likewise. 2005-05-19 Richard Henderson * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17. 2005-05-19 Richard Henderson * config/i386/sse.md (mulv4si3): Use all register inputs. (mulv2di3): Likewise. 2005-05-19 Richard Guenther * tree-ssa-loop-ivopts.c (determine_base_object): Use build_fold_addr_expr to generate trees of correct type. Use fold_buildN if possible. 2005-05-19 Jan Hubicka * basic-block.h (REG_BR_PROB_BASE): Define. * cgraph.c (cgraph_create_edge): Initialize loop_nest and count. (dump_cgraph_node): Dump count. (cgraph_clone_edge): Rescale counts. (cgraph_clone_node): Likewise. * cgraph.h: Include basic-block.h (cgraph_node): Add count. (cgraph_edge): Add count and loop_nest. (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node): Update prototypes. * cgraphunit.c: Kill now redundant inlining comment. (cgraph_create_edges): Make static, maintain current basic block; fix pasto. (record_call_1): Fill in new fields. * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of cgraph_clone_node. (cgraph_decide_recursive_inlining): Likewise. * rtl.h (REG_BR_PROB_BASE): Kill. * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge. (expand_call_inline): Update call of cgraph_create_edge. * tree-optimize.c (tree_rest_of_compilation): Likewise. 2005-05-19 Nick Clifton * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the new rs6000_explicit_options structure. 2005-05-19 Richard Henderson PR target/21390 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move TFmode code swapping ... (alpha_emit_xfloating_compare): ... here. (alpha_emit_setcc): Update to match. (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS. 2005-05-19 Richard Henderson PR target/21657 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra memory indirection in local-dynamic case. 2005-05-18 Jie Zhang Bernd Schmidt * config/bfin/bfin.c (branch_dest): Add comment why it's necessary. * config/bfin/bfin.md (attr "length" default): Change the offset of forward conditional branch of length 4 from 4096 to 4092. 2005-05-19 Jan Beulich * unwind-compat.c: Include tconfig.h and tsystem.h. * unwind-dw2-fde-compat.c: Likewise. 2005-05-18 Richard Henderson PR 21541 * ifcvt.c (noce_process_if_block): Avoid conversion when the memory destination is readonly. 2005-05-18 Richard Henderson PR 21541 * tree-ssa-operands.c (opf_non_specific): New. (get_asm_expr_operands): Set it. (add_call_clobber_ops, add_call_read_ops): Likewise. (add_stmt_operand): Test it instead of opf_kill_def when considering unmodifiable variables. * tree-ssa-operands.c (get_expr_operands): Fix exact test. 2005-05-19 Kazu Hirata * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c, tree-ssa-forwprop.c: Fix comment typos. * doc/invoke.texi: Fix a typo. 2005-05-18 Richard Henderson * config.gcc (powerpc-*-linux*): Include linux64.opt when including linux64.h. 2005-05-18 Richard Henderson * tree-cfg.c (pass_remove_useless): Revert last change. * tree-optimize.c (init_tree_optimization_passes): Initialize all_lowering_passes with PROP_gimple_any. 2005-05-18 Devang Patel * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from the mask end. 2005-05-18 Richard Henderson * tree-ssa-forwprop.c (cfg_changed): New. (tidy_after_forward_propagate_addr): New. (forward_propagate_addr_expr): Use it, and fold_stmt_inplace. (forward_propagate_addr_into_variable_array_index): Likewise. (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if edges were removed. 2005-05-18 Geoffrey Keating * dummy-checksum.c: New. * genchecksum.c: New. * c.opt (print_pch_checksum): New flag. * c-pch.c (struct c_pch_validity): Make much shorter. (no_checksum): New. (host_machine): Remove. (target_machine): Remove. (get_ident): Change PCH version number. (pch_init): When -fverbose-asm, print out the compiler fingerprint. Don't put triplets or version string in PCH validity data. Do put the compiler checksum in the validity data. (c_common_valid_pch): Don't check triplets or version string. Do check checksum. (c_common_print_pch_checksum): New. * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum. Print fingerprint with -v. * c-common.h (c_common_print_pch_checksum): New. (executable_checksum): New. * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c. (cc1-dummy): New rule. (cc1-checksum.c): New rule. (cc1-checksum.o): New rule. (cc1): Add checksum support. (build/genchecksum): New. (build/genchecksum.o): New. (dummy-checksum.o): New. (genobjnames): Add genchecksum.o. (mostlyclean): Remove *-checksum.c. (gnucompare): Add libgcc to list of directories checked. Make comparison problems in libgcc/ and with checksum files only be warnings. * doc/invoke.texi (Precompiled Headers): Remove caution. Document that it must be the exact same binary. Add a few known-safe flags to the list. * rs6000/predicates.md (fix_trunc_dest_operand): New. * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand. Check that a memory operand is valid before trying to use it. * tree-cfg.c (pass_remove_useless): This pass works on trees. 2005-05-18 Richard Guenther * tree.c (build1_stat): Don't try to handle two-operand tree codes. 2005-05-18 Richard Sandiford * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1. * config/sh/sh.h: Update mask names throughout. (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT) (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT) (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT) (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT) (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT) (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT) (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE) (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3) (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD) (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX) (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT) (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT) (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS) (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL) (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E) (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY) (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU) (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY) (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4) (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY) (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU) (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA) (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA) (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA) (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES) (SUBTARGET_SWITCHES): Delete. (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE) (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD) (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32) (TARGET_SHMEDIA64): Redefine using other TARGET_* macros. (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well. (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE) (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric. (SUPPORT_SH2): Define to 1 if SUPPORT_SH1. (SUPPORT_SH3): Likewise SUPPORT_SH2. (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3. (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise SUPPORT_SH4_NOFPU. (SUPPORT_SH3E): Likewise SUPPORT_SH2E. (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY) (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E. (SUPPORT_SH4A): Likewise SUPPORT_SH4. (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE. (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT. (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU. (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA) (SUPPORT_ANY_SH5): New macros. (TARGET_NONE): Replace with... (MASK_ARCH): ...this new macro. * config/sh/elf.h: Update mask names * config/sh/linux.h: Likewise. * config/sh/little.h: Likewise. * config/sh/netbsd-elf.h: Likewise. * config/sh/symbian-pre.h: Likewise. * config/sh/sh.c (sh_handle_option): New function. (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT. (sh_target_switches, target_switches): Delete. (sh_pch_valid_p): Check for specific differences in the target_flags settings. (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT. * config/sh/sh.opt: New file. 2005-05-18 Richard Henderson PR target/21632 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use small_addr_symbolic_operand. 2005-05-18 Jeff Law * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not propagate an ADDR_EXPR if the definition and use sites are in different EH regions. 2005-05-18 Ian Lance Taylor * read-rtl.c (mode_attr_index): Use obstack_grow0, not obstack_grow. 2005-05-18 Daniel Berlin * cfgrtl.c (purge_dead_edges): Don't remove fake edges. 2005-05-18 Daniel Berlin Fix PR tree-optimization/21407 * tree-ssa-operands.c (note_addressable): Change COMPONENT_REF handling in response to aliasing discussion. 2005-05-18 Eric Botcazou * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS. * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise. * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete. * doc/invoke.texi (SPARC options): Document that -mapp-regs is the default on Solaris too. 2005-05-17 Daniel Berlin * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR is okay too. 2005-05-17 Zdenek Dvorak * timevar.def (TV_SCEV_CONST): New timevar. * tree-optimize.c (init_tree_optimization_passes): Add pass_scev_cprop. * tree-pass.h (pass_scev_cprop): Declare. * tree-scalar-evolution.c (scev_const_prop): New function. * tree-scalar-evolution.h (scev_const_prop): Declare. * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop): New. * tree-cfg.c (replace_uses_by): Export. * tree-flow.h (replace_uses_by): Declare. 2005-05-17 Ziemowit Laski Mike Stump Yet more Objective-C++... * c-common.h (objc_finish_try_stmt): Add. (objc_build_synchronized): Add. (objc_generate_write_barrier): Add. * stub-objc.c (objc_build_synchronized): Add return value. (objc_finish_try_stmt): Likewise. (objc_generate_write_barrier): Add. * c-common.h (objc_rewrite_function_call): Add. * c-typeck.c (build_function_call): Allow objc to rewrite FUNCTION_DECLs. (build_modify_expr): Allow objc to generate write barriers. * c.opt (Wassign-intercept): Add. (Wstrict-selector-match): Add. (fobjc-call-cxx-cdtors): Add. (fobjc-direct-dispatch): Add. (fobjc-gc): Add. * dbxout.c (get_lang_number): Add Objective-C++ support. * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise. (-Wstrict-selector-match): Likewise. (-fobjc-direct-dispatch): Likewise. (-Wassign-intercept): Likewise. (Overall Options): Likewise. * gengtype.c (get_output_file_with_visibility): Likewise. * stub-objc.c (objc_rewrite_function_call): Add. * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support. * c-common.c (flag_objc_exceptions): Remove. (flag_objc_sjlj_exceptions): Remove. * c-decl.c (objc_mark_locals_volatile): Don't change decls that are already ok. * c-opts.c (c_common_handle_option, case OPT_fobjc_exceptions): Remove. (case OPT_fobjc_sjlj_exceptions): Remove * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag. (fobjc-exceptions): Likewise. (fobjc-sjlj-exceptions): Likewise. * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add. (OFFS_ASSIGNIVAR_FAST): Add. 2005-05-17 Eric Botcazou * config/sparc/sparc.md (movhi): Do not test constness of operand #1 twice. (movsi): Likewise. (movdi): Unconditionally accept zero as second operand when the first is memory. (movdi_insn_sp32): Handle above case. (DImode splitter): Use predicates. (DImode splitter): Use const_zero_operand predicate. (movsf_insn): Swap 2 alternatives. 2005-05-17 Zdenek Dvorak * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply expand_simple_operations to bases of the ivs. (tree_int_cst_sign_bit): Export. * tree-flow.h (expand_simple_operations): Declare. * tree-ssa-loop-niter.c (number_of_iterations_cond): Use tree_int_cst_sign_bit. (expand_simple_operations): Export. * tree.h (tree_int_cst_sign_bit): Declare. 2005-05-17 Zdenek Dvorak * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the merged block. (replace_uses_by): New function. (tree_merge_blocks): Eliminate the phi nodes in the merged block. * tree-flow.h (fold_stmt_inplace): Declare. * tree-ssa-ccp.c (fold_stmt_inplace): New function. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance info after cfg cleanup. 2005-05-17 Zdenek Dvorak * cfgloop.h (just_once_each_iteration_p): Declaration changed. * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument const. 2005-05-17 Zdenek Dvorak * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated. * ggc-zone.c (ggc_alloc_zone_1): Ditto. * timevar.c (timevar_ggc_mem_total): New variable. (GGC_MEM_BOUND): New constant. (get_time): Record ggc memory status. (timevar_accumulate): Accumulate amount of ggc memory. (timevar_print): Print consumption of ggc memory. * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI, TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION, TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters. * timevar.h (struct timevar_time_def): Add ggc_mem field. (timevar_ggc_mem_total): Declare. 2005-05-17 Kazu Hirata * tree-into-ssa.c (update_ssa): Clean up by shortening the live range of DFS. 2005-05-17 Hans-Peter Nilsson * config/cris/cris.md (ncond, ocode, rcond): Remove separate define_code_attr. ("b", "b", "b") ("*b_reversed", "*b_reversed") ("*b_reversed", "s", "s") ("s"): Rename from respectively "b", "b", "b", ("*b_reversed", "*b_reversed", "*b_reversed", "s", "s" and "s". ("b", "*b_reversed") ("*b_reversed"): Remove extraneous backslashes in output statement section. 2005-05-17 Roger Sayle * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs. 2005-05-17 Steven Bosscher Stuart Hastings Jan Hubicka Dale Johannesen * cgraph.h (cgraph_node): Add 'lowered' state. (cgraph_lower_function): Declare. * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag. (cgraph_lower_function): New function. (cgraph_create_edges): Deal with lowered function bodies. (verify_cgraph_node): Likewise. (cgraph_analyze_function): Do lowering job. (cgraph_build_static_cdtor): Likewise. * function.h (struct function): Add saved_eh and saved_cfg. * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field. * tree-cfg.c (fold_cond_expr_cond): Export. * tree-flow.h (fold_cond_expr_cond): Declare. * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and pointer-set. (struct_inline_data): Kill fnd, first_inlined_fn, ret_label, in_target_cleanup_p, tree_pruner, tsi; add callee, caller and callee_cfun, block, eh_region, eh_region_offset. (inlining_p): New predicate. (remap_decl): Update for new inline_data; declare newly created inline vars in low gimple way. (copy_body_r): Update for new datastructure, simplify some of handling when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK; deal with RESX_EXPRs. (copy_bb): New. (copy_edges_for_bb): Likewise. (remap_decl_1): New. (copy_cfg_body): New. (copy_generic_body): Rewrite to work on low gimple. (copy_body): Turn into simple wrapper around copy_cfg_body. (setup_one_parameter): Insert new statements into given basic block. (initialize_initialized_parameters): Likewise, reorganize way things are gimplified. (declare_return_variable): Update for new inline data datastructure. (inline_forbidden_p): Work on low gimple. (estimate_num_insns): Likewise. (expand_call_inline): Work on CFG. (push_cfun, pop_cfun): New functions. (cfun_stack): New stack. (add_lexical_block): New function. (gimple_expand_calls_inline): Work on basic block. (optimize_inline_calls): Likewise. (clone_body, save_body, unsave_ewpr_now): Update for new datastructures. (declare_inline_vars): Work on block instead of bind_expr. (inlining_p): New predicate. * tree-inline.h (push_cfun, pop_cfun): Declare. * tree-optimize.c: Include except.h (all_lowering_passes): New variable. (execute_fixup_cfg, pass_fixup_cfg): New pass. (init_tree_optimization_passes): Move some to all_lowering_passes. (tree_lowering_passes): New function. (tree_rest_of_compilation): Register cfg hooks; save/unsave eh. * tree-pass.h (tree_lowering_passes): Declare 2005-05-17 Nathan Sidwell * unwind-dw2-fde-darwin.c: Include tsystem.h. 2005-05-17 Jeff Law * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h. * tree-ssa-forwprop.c: Include langhooks.h. (forward_propagate_addr_expr_into_variable_array_index): New. (forward_propagate_addr_expr): New. (tree_ssa_forward_propagate_single_use_vars): Loop over all the statements in the block instead of just the last statement. Call forward_propagate_addr_expr as needed. (pass_forwprop): Update the SSA graph after forward propagation is complete. 2005-05-17 Nathan Sidwell * unwind-dw2-fde-glibc.c (base_from_cb_data, _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as appropriate. * unwind-dw2-fde.c (__deregister_frame_info_bases, base_from_object, fde_split, end_fde_sort): Likewise. * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op, execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1, uw_init_context_1): Likewise. * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume, _Unwind_Resume_or_Rethrow): Likewise. * unwind-pe.h (__gxx_abort): Do not define. (size_of_encoded_value, base_of_encoded_value, read_encoded_value_with_base): Use gcc_unreachable. * unwind.h (_Unwind_GetTextRelBase): Likewise. 2005-05-17 Daniel Jacobowitz * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start) (cfi_end): New macros. (RETLDM): Use cfi_pop. Expect an eight byte stack frame. (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create an eight byte stack frame. (__NR_tkill): Define. (__div0): Use gettid tkill on GNU/Linux. (_arm_return): Add CFI. (Lchange_\register, .Lchange_lr): Create an eight byte stack frame. 2005-05-17 Daniel Jacobowitz * configure.ac: Remove spaces around assignment to gcc_cv_ld_sysroot. * configure: Regenerated. 2005-05-17 David Edelsohn * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete. * config/rs6000/rs6000.c (rs6000_explicit_options): Add aix_struct_ret. (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE. Modify aix_struct_return variable, not target_flags. (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE. (rs6000_return_in_memory): Test aix_struct_return. * config/rs6000/rs6000.opt (maix-struct-return): Convert to independent variable. Report mxl-compat. 2005-05-17 Bernd Schmidt * config/bfin/bfin.md (eh_return): Add missing DONE. 2005-05-17 Ian Lance Taylor * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr field. (mode_attr_index): Remove check for defined attribute. Remove infile parameter. Change all callers. (apply_mode_maps): Add unknown parameter. Change caller. Always return after finding attribute. (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change callers. (apply_macro_traverse): Set mtd->unknown_mode_attr. (read_rtx): Use mtd.unknown_mode_attr to check for an undefined attribute used for a mode. 2005-05-17 Paolo Bonzini * tree-ssa-math-opts.c: New file. 2005-05-17 Paolo Bonzini * Makefile.in: Add tree-ssa-math-opts.c. * expr.c (expand_expr_real_1) : Never emit as a*(1/b). * fold-const.c (distribute_real_division): New. (fold_binary) : Use it. * tree-pass.h (pass_cse_reciprocals): New. * tree-optimize.c (init_tree_optimization_passes): Run it. * doc/passes.texi: Document the new pass. 2005-05-17 Richard Guenther PR middle-end/21595 * builtins.c (fold_builtin_constant_p): Handle &"string cst"[0] as constant. 2005-05-17 Richard Henderson * config/i386/sse.md (mulv16qi3, mulv2di3): New. 2005-05-17 Jakub Jelinek PR middle-end/21492 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for src2 if src2 has been split. PR tree-optimization/21610 * c-typeck.c (decl_constant_value_for_broken_optimization): If not returning DECL, call unshare_expr. 2005-05-17 Hans-Peter Nilsson * config/cris/cris.md: Unquote preparation and output statements. (BWD, WD, BW): New, mode-macros. (S, s, m, mm, nbitsm1): New, mode-attrs. (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros. (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New, code-attrs. ("tst"): Replace "tstqi", "tsthi" and "tstsi". ("*cmp_ext"): Replace "*cmp_extsi" and "*cmp_exthi". ("*cmp_swapext"): Replace "*cmp_swapextqi" and "*cmp_swapexthi". ("cmp"): Replace "cmphi" and "cmpqi". ("movdi"): Move misplaced head comment regarding necessity of movdi from movsi to here. ("*mov_side_biap"): Replace "*mov_sideqi_biap" and "*mov_sidehi_biap". ("*mov_side"): Replace "*mov_sideqi" and "*mov_sidehi". ("*mov_side_biap_mem", "*mov_sidehi_biap_mem"): Replace "*mov_sideqi_biap_mem". ("*mov_side_mem"): Replace "*mov_sideqi_mem" and "*mov_sidehi_mem". ("*clear_side_biap"): Replace "*clear_sidesi_biap", "*clear_sidehi_biap" and "*clear_sideqi_biap". ("*clear_side"): Replace "*clear_sidesi", "*clear_sidehi" and "*clear_sideqi". ("*ext_sidesi_biap"): Replace "*ext_sideqisi_biap" and "*ext_sidehisi_biap". ("*ext_sidesi"): Replace "*ext_sideqisi" and "*ext_sidehisi". ("reload_in"): Replace "reload_inhi" and "reload_inqi". ("reload_out"): Replace "reload_outhi" and "reload_outqi". ("extenddi2"): Replace "extendhidi2" and "extendqidi2". ("extendsi2"): Replace "extendhisi2" and "extendqisi2". ("zero_extendsi2"): Replace "zero_extendhisi2" and "zero_extendqisi2". ("*op_side_biap"): Replace "*op_sideqi_biap", "*op_sidehi_biap" and "*op_sidesi_biap". ("*op_side"): Replace "*op_sideqi", "*op_sidehi" and "*op_sidesi". ("*op_swap_side_biap"): Replace "*op_swap_sideqi_biap", "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap". ("*op_swap_side"): Replace "*op_swap_sideqi", "*op_swap_sidehi" and "*op_swap_sidesi". ("sub3"): Replace "subhi3" and "subqi3", correcting a typo in the N alternative of "subqi3". ("*extopsi_side_biap"): Replace "*extopqisi_side_biap" and "*extophisi_side_biap". ("*extopsi_side"): Replace "*extopqisi_side" and "*extophisi_side". ("*extopsi_swap_side_biap"): Replace "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap". ("*extopsi_swap_side"): Replace "*extopqisi_swap_side" and "*extophisi_swap_side". ("*extopsi"): Replace "*extopqisi" and "*extophisi". ("*extopsi_swap"): Replace "*extopqisi_swap" and "*extophisi_swap". ("mul3"): Replace "umulhisi3", "umulqihi3", "mulqihi3", "mulhisi3" and "mulhisi3". ("mulsidi3"): Replace "mulsidi3" and "umulsidi3". ("mulsi3_highpart"): Replace "smulsi3_highpart" and "umulsi3_highpart". ("xor3"): Replace "xorhi3" and "xorqi3". ("neg2"): Replace "negsi2", "neghi2" and "negqi2". ("one_cmpl2"): Replace "one_cmplhi2" and "one_cmplqi2". ("si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3". ("ashr3"): Replace "ashrhi3" and "ashrqi3". ("*expanded_"): Replace "*expanded_ashrhi", "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi". ("*_lowpart"): Replace "*ashrhi_lowpart", "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart". ("lshr3"): Replace "lshrhi3" and "lshrqi3". ("ashl3"): Replace "ashlhi3" and "ashlqi3". ("*ashl_lowpart"): Replace "*ashlqi_lowpart" and "*ashlhi_lowpart". ("abs2"): Replace "abshi2" and "absqi2". ("b"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and "bleu". ("b"): Replace "bgt" and "ble". ("b"): Replace "blt" and "bge". ("*b_reversed"): Replace "*beq_reversed", "*bne_reversed", "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and "*bleu_reversed". ("*b_reversed"): Replace "*bgt_reversed" and "*ble_reversed". ("*b_reversed"): Replace "*blt_reversed" and "*blt_reversed". ("s"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and "sne". ("s"): Replace "sge" and "slt". ("s"): Replace "sgt" and "sle". ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2]. ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i], clear.w [rx=rx+i] and clear.b [rx=rx+i]. 2005-05-17 Jakub Jelinek * varasm.c (struct constant_descriptor_tree): Add hash field. (const_desc_hash): Just return hash field. (const_desc_eq): If hash values are different, return 0 immediately. (output_constant_def): Compute hash field of temporary key, use htab_find_slot_with_hash instead of htab_find_slot. Set hash in newly built constant descriptor. (lookup_constant_def): Compute hash field of temporary key, use htab_find_with_hash instead of htab_find. 2005-05-16 Richard Henderson * config/i386/sse.md (mulv4si3): New. 2005-05-17 Hans-Peter Nilsson * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and tests for noncanonical versions of reg+constant and reg+reg*{1,2,4}. 2005-05-16 Richard Henderson Steven Bosscher PR tree-opt/21399 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from maybe_clean_eh_stmt; take old stmt parameter. Update EH region data structure to match replacement. * tree-flow.h: Update to match. * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise. * tree-ssa-dom.c (optimize_stmt): Likewise. * tree-ssa-pre.c (eliminate): Likewise. * tree-ssa-propagate.c (substitute_and_fold): Likewise. 2005-05-16 Caroline Tice * bb-reorder.c (verify_hot_cold_block_grouping): Replace internal_error with gcc_assert. * dwarf2out.c (dwarf2out_switch_text_section): Likewise. * function.h (struct function): Remove space between "*" and struct field names. * varasm.c (initialize_cold_section_name): Add gcc_assert; modify to use alloca. (unlikely_text_section): Add check for flag_function_sections. (assemble_start_function): Move call to resolve_section, so it comes before first call to unlikely_text_section. (assemble_end_function): Add test and call to function_section if appropriate. 2005-05-16 Roger Sayle * c-common.c (c_common_truthvalue_conversion): Use fold_build2 instead of build_binary_op when performing code transformations to avoid error messages about constructs not it the user's code. 2005-05-16 Kazu Hirata * tree-ssa-pre.c: Fix a comment typo. 2005-05-16 Richard Henderson PR target/21556 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel, add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64, load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14, add_tprel22): Remove mode from symbolic operand. 2005-05-16 Richard Sandiford * optc-gen.awk: Include intl.h after the externally-provided files. 2005-05-16 Kazu Hirata * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by folding a COND_EXPR_COND in a nondestructive manner. 2005-05-16 Fariborz Jahanian * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh, altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw): New values for vec_select definitions and bitmask for element selection. 2005-05-16 Kazu Hirata * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array. Change the type to VEC(rtx,gc)*. (mem_loc_descriptor, add_const_value_attributes, dwarf2out_init): Adjust uses of used_rtx_varray. * tree-data-ref.c (compute_all_dependences): Change the type of dependence_relations to VEC(ddr_p,heap)**. (compute_data_dependences_for_loop): Change the type of allrelations to VEC(ddr_p,heap)*. 2005-05-16 Richard Sandiford * Makefile.in (options.c): Tell optc-gen.awk to include config.h, system.h, coretypes.h and tm.h. (options.o): Update dependencies accordingly. * optc-gen.awk: Allow header_name to be a list of filenames. Handle the "Condition" flag. * opts.h (CL_DISABLED): New flag. * opts.c (handle_option): Print an error for CL_DISABLED options. * doc/options.texi: Document the "Condition" option flag. 2005-05-16 Paolo Bonzini * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR. 2005-05-15 Roger Sayle * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only check for TREE_OVERFLOW on INTEGER_CST trees. * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on CONSTANT_CLASS_P tree nodes. 2005-05-15 H.J. Lu PR target/21551 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice. 2005-05-15 Daniel Berlin Fix PR tree-optimization/21576 * tree-ssa-pre.c (expression_node_pool): New pool. (comparison_node_pool): Ditto. (list_node_pool): Ditto. (pool_copy_list): New function. (phi_translate): Handle CALL_EXPR. (valid_in_set): Ditto. (create_expression_by_pieces): Ditto. (insert_into_preds_of_block): Ditto. (insert_aux): Ditto. (compute_avail): Ditto. (create_value_expr_from): Handle TREE_LIST and CALL_EXPR. (can_value_number_call): New function. (find_leader): Update comment. (init_pre): Create new pools. (fini_pre): Free new pools. (pass_pre): Add TODO_update_ssa for the future when we are going to need vops. * tree-vn.c (expressions_equal_p): Handle TREE_LIST. (set_value_handle): Ditto. (get_value_handle): Ditto. 2005-05-15 Richard Earnshaw * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'. 2005-05-15 Andreas Jaeger * gcc.c (pfatal_pexecute): Remove unused local function. 2005-05-15 Richard Sandiford * optc-gen.awk: Remove excess indentation. * opth-gen.awk: Likewise. 2005-05-14 Kaz Kojima * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead of basic_block_info. Call init_flow and find_basic_blocks before dbr_schedule if needed. 2005-05-14 Kazu Hirata * tree-optimize.c (init_tree_optimization_passes): Move pass_cd_dce in place of the last pass_dce. PR tree-optimization/21563 * tree-vrp.c (compare_value): Return boolean_false_node when SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or strictly larger than CST. 2005-05-14 Nathan Sidwell Jan-Benedict Glaw * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and gcc_assert(). (rev_cond_name) Likewise. (vax_float_literal) Likewise. * config/vax/vax.md: Likewise. 2005-05-14 Jan-Benedict Glaw * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC registers and use them (specifically the stack pointer). * config/vax/vax.h: Use above defines right here. * config/vax/vax.c: (override_options) Remove 'register' keyword. (split_quadword_operands) Likewise. (rev_cond_name) Likewise. (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing whitespace. * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes, mostly removal of trailing spaces... * config/vax/vax-modes.def: Remove trailing whitespace. * config/vax/elf.h: Update whitespace. 2005-05-14 Richard Guenther Revert 2005-05-11 Richard Guenther * fold-const.c (fold_indirect_ref_1): Avoid removing NOP_EXPRs with type qualifiers like const. 2005-05-14 Jan Hubicka Patch by Richard Henderson: * tree-eh.c (tree_can_throw_internal, tree_can_throw_external): Handle RESX expressions properly. * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region. (add_stmt_to_eh_region_fn): Nest into CALL_EXPR. (remove_stmt_from_eh_region_fn): Likewise. * tree-cfg.c (execute_warn_function_return): Break out noreturn warning too.. (execute_warn_function_noreturn): ... here. (pass_warn_function_noreturn): New pass. * tree-pass.h (pass_warn_function_noreturn): Declare * tree-optimize.c (init_tree_optimization_passes): Move return warnings early and add noreturn warnings at place of previous return warnings. 2005-05-14 Kazu Hirata * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact, root_var_init, type_var_init): Use VEC instead of VARRAY. * tree-ssa-live.h (tree_partition_associator_d): Change the type of trees to VEC(tree,heap)*. (tpa_tree): Use VEC instead of VARRAY. 2005-05-14 Richard Guenther * fold-const.c (div_if_zero_remainder): New function. (try_move_mult_to_index): Use it. 2005-05-14 Kazu Hirata * tree-eh.c (leh_tf_state): Change the type of dest_array to VEC(tree,heap)*. (maybe_record_in_goto_queue, lower_try_finally_onedest, lower_try_finally_copy, lower_try_finally_switch, lower_try_finally): Use VEC instead of VARRAY. 2005-05-14 Hans-Peter Nilsson * config/cris/cris.h (Node: Register Classes): Remove obsoleted comment regarding defined register classes. (LEGITIMIZE_RELOAD_ADDRESS): Do not define. 2005-05-14 Kazu Hirata * tree-optimize.c (init_tree_optimization_passes): Move pass_merge_phi before the first pass_dominator. 2005-05-13 Richard Earnshaw * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache unconditional. 2005-05-13 Josh Conner * config/arm/arm.c (arm_size_return_regs): New. (thumb_unexpanded_epilogue): replace in-line calculation of return registers with call to arm_size_return_regs. (use_return_insn): Include test of which registers are being used to hold return values, to accommodate vector return values. 2005-05-11 Aldy Hernandez * config/rs6000/sysv4.opt (mlittle): Handle. * config/rs6000/rs6000.c (rs6000_handle_option): Set target_flags_explicit when appropriate. 2005-05-13 J"orn Rennecke PR middle-end/20714: * optabs.c (no_conflict_data): New struct. (no_conflict_move_test): New function. (emit_no_conflict_block): Use it. 2005-05-13 Adam Nemet * doc/invoke.texi (Debugging Options): Option -fdump-translation-unit only works with C++ now. 2005-05-13 Hans-Peter Nilsson Replace calls to abort in CRIS port. * config/cris/cris.h (CRIS_ASSERT): New macro. * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and internal_error instead of abort. ("movsi"): Ditto. Unquote preparation statement section. ("call", "call_value"): Ditto, but use gcc_assert where appropriate. Tweak comments. * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of CRIS_ASSERT. (cris_op_str): Call internal_error, not abort. (cris_print_operand): Tweak "abort" reference to "die" in comment. (cris_initial_elimination_offset): Call gcc_unreachable, not abort. (cris_notice_update_cc): Call internal_error, not abort. (cris_expand_return, cris_expand_prologue, cris_gen_movem_load) (cris_emit_movem_store, cris_asm_output_symbol_ref) (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort. (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of ENABLE_CHECKING-guarded abort call. (cris_split_movdx): Use CRIS_ASSERT instead of abort with test. Use internal_error at end of test-chain. 2005-05-13 J"orn Rennecke PR rtl-optimization/20769: * bt-load.c (compute_defs_uses_and_gen): Check for the blockage pattern emitted by expand_nl_goto_receiver. PR middle-end/20793: * integrate.c (allocate_initial_values): Update register liveness information. 2005-05-13 Josh Conner * arm.c (arm_return_in_memory): Add handling for vector return types. 2005-05-13 David Ung * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP name. * config/mips/mips.c: Add 4km alias. * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md. * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline description. 2005-05-13 Jan Hubicka * c-decl.c (finish_function): Suppress "control reaches end of non-void function" when "no return statement in function returning non-void" is issued. * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs. * tree-optimize.c (pass_gimple): Kill. (init_tree_optimization_passes): Kill pass_gimple. * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple. * tree-dump.c (dump_files): Rename .generic to .gimple.* 2005-05-13 J"orn Rennecke PR rtl-optimization/20756: * basic-block.h (PROP_DEAD_INSN): Define. * flow.c (propagate_one_insn): Set during mark_set_regs call for a dead insn. (mark_set_1): Emit a clobber when we are about to delete a dead insn that kills a live register. 2005-05-13 Adrian Straetling * config/s390/s390.md: ("DBL"): New mode attribute. ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long". ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long". ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long". 2005-05-13 Richard Guenther * c-format.c (check_format_arg): Handle string literals of the form &"string"[offset]. * g++.dg/warn/format4.C: New testcase. 2005-05-13 Kazu Hirata * config/mips/3000.md, config/mips/4000.md, config/mips/4100.md, config/mips/4300.md, config/mips/4600.md, config/mips/5000.md, config/mips/7000.md, config/mips/9000.md, config/mips/generic.md, config/pdp11/pdp11.md, config/sh/crt1.asm, config/sh/lib1funcs.asm, config/sh/sh-modes.def, config/sh/sh-protos.h, config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright. 2005-05-13 Richard Henderson * function.c (instantiate_virtual_regs_in_insn): Do not simplify addition to move unless dest is a register. Do not skip instantiation in dest on addition simplification. 2005-05-13 Hans-Peter Nilsson * config/cris/cris.c (cris_print_operand) : Use operand_subword and HOST_WIDE_INT_PRINT_DEC for output; don't have special case for HOST_BITS_PER_WIDE_INT == 32. 2005-05-13 Jan Hubicka * basic-block.h (FOR_ALL_BB_FN): New macro. (init_flow): Initialize cfg structure. * function.c (allocate_struct_function): Do not initialize cfg structure. * tree-cfg.c (init_empty_tree_cfg): Break out from ... (build_tree_cfg): ... here. * tree-flow.h (init_empty_tree_cfg): Declare. 2005-05-12 Steven Bosscher Fix PR tree-optimization/21520 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression to attempt to fold constants. 2005-05-12 Kaz Kojima * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max only when TARGET_ADJUST_UNROLL_MAX is defined. (general_movsrc_operand): Use the C style comment. (ua_offset): Use prototype. 2005-05-12 Zdenek Dvorak * tree-ssa-loop-im.c (struct mem_ref): Add field "next". (struct hmr_data, hoist_memory_reference, memref_del, struct fmrv_data): Removed. (hoist_memory_references, free_mem_ref, free_mem_refs): New functions. (gather_mem_refs, gather_mem_refs_stmt): Add new references to the list. (find_more_ref_vops): Traverse the list of memory references. (determine_lsm_loop): Work with the list of memory references instead of traversing the hashtable. 2005-05-12 Steven Bosscher Stuart Hastings Jan Hubicka * except.c (duplicate_eh_region_1, duplicate_eh_region_2, duplicate_eh_regions): New functions, based on old implementation removed with RTL inliner. (reachable_next_level): Modify behaviour pre-inline. * except.h (duplicate_eh_regions_map, duplicate_eh_regions): Declare. * function.h (struct function): Add after_inlining flag. * tree-optimize.c (tree_rest_of_compilation): Set it. * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable when needed. * tree-cfg.c (label_to_block_fn): Deal with cases where label was never insterted into code. 2005-05-12 Zack Weinberg * doc/cpp.texi: Document that #sccs is a synonym for #ident. 2005-05-12 Daniel Berlin Fix PR tree-optimization/21532 * tree-ssa-pre.c (create_expression_by_pieces): stmt needs to go onto the inserted_exprs list. 2005-05-12 Ian Lance Taylor * c-common.h (statement_code_p): Don't declare. (STATEMENT_CODE_P): Don't define. (INIT_STATEMENT_CODES): Don't define. * c-common.c (statement_code_p): Don't define. 2005-05-12 Eric Botcazou * config/sparc/sparc.h: Remove dead code. * config/sparc/sparc.c (sparc_compute_frame_size): Use FIRST_PARM_OFFSET for the size of the register window area. (emit_save_regs): Rename into emit_save_or_restore_regs. Add 'action' parameter. Use 4095 as upper bound for the offset. Pass 'action' to save_or_restore_regs. (emit_restore_regs): Delete. (sparc_expand_prologue): Call emit_save_or_restore_regs. (sparc_expand_epilogue): Likewise. * config/sparc/sparc.md (mode macro P): Move. (movdi_insn_sp32_v9, movdi_insn_sp32): Swap. (mov expander): Move to the top of the V32 section. (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap. (movtf_insn_sp64_hq, movtf_insn_sp64): Swap. (sibcall_epilogue): Move. 2005-05-12 Richard Earnshaw PR target/21501 * arm.c (arm_gen_constant): Sign-extend intermediate values when synthesizing a constant of the difference of two immediates. 2005-05-12 Richard Earnshaw * arm/vfp.md (negsf2_vfp): Add alternative using integer registers. (negdf2_vfp): Likewise. Convert to define_insn_and_split and split the alternatives using integer registers into the appropriate primitives. 2005-05-11 Kenneth Zadeck * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate, bitmap_elt_clear_from, bitmap_clear): Changed freelist structure. * bitmap.h: Fixed comments. 2005-05-11 Richard Henderson PR target/21412 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New. (ia64_cannot_force_const_mem): New. (tls_symbolic_operand_type): New. (ia64_legitimate_constant_p): New. (ia64_expand_load_address): Return true on success. Improve checks for when we should not split. (ia64_expand_tls_address): New addend operand. Distribute it as appropriate to the tls_kind. Delay referencing gp. (ia64_expand_move): Split symbolic addend as necessary. Handle tls symbols with addends. * config/ia64/ia64-protos.h: Update. * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0, p0, f0, f1, and r13. (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p. * config/ia64/ia64.md (UNSPEC_DTPMOD): New. (symbolic_operand splitter): Pass everything through ia64_expand_load_address and FAIL or DONE as appropriate. (load_fptr): Only accept after reload. (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high, load_symptr_low, load_ltoff_dtpmod, (load_dtpmod): New. (load_dtprel): Only accept tls symbols. (load_dtprel64, load_dtprel22): Likewise. (load_tprel, load_tprel64, load_tprel22): Likewise. (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New. (add_dtprel): Only accept tls symbols. Canonicalize PLUS. (add_dtprel14, add_dtprel22): Likewise. (add_tprel, add_tprel14, add_tprel22): Likewise. * config/ia64/predicates.md (small_addr_symbolic_operand): New. (any_offset_symbol_operand, aligned_offset_symbol_operand): New. (got_symbolic_operand): Check CONST offsets. (tls_symbolic_operand, ld_tls_symbolic_operand): New. (ie_tls_symbolic_operand, le_tls_symbolic_operand): New. (move_operand): Don't handle tls here. Check CONST offsets. 2005-05-11 Richard Sandiford * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd. Remove hilo_operand check. (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check. * config/mips/predicates.md (hilo_operand): Delete. 2005-05-11 Richard Sandiford * config/mips/sr71k.md, config/mips/7000.md: Reformat. 2005-05-11 Kazu Hirata PR tree-optimizer/18472 * tree-if-conv.c (tree_if_convert_stmt, if_convertible_modify_expr_p): Don't handle GOTO_EXPR. 2005-05-11 Jan Hubicka * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency. (GTFILES): add except.h. * except.c (eh_status): Add throw_stmt_table. (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions. * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn, lookup_stmt_eh_region_fn): Declare. (throw_stmt_node): New structure. (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New. * gengtype.c (open_base_files): Add except.h to inlines. * tree-eh.c (throw_stmt_node): Kill. (record_stmt_eh_region): Update. (add_stmt_to_eh_region_fn): Break out from ... (add_stmt_to_eh_region): ... here. (remove_stmt_from_eh_region_fn): Break out from ... (remove_stmt_from_eh_region): ... here. (lookup_stmt_eh_region_fn): Break out from ... (lookup_stmt_eh_region): ... here. (honor_protect_cleanup_actions): Use build_resx. (lower_try_finally_onedest): Likewise. (lower_try_finally_copy): Likewise. (lower_try_finally_switch): Likewise. (lower_eh_constructs): Update eh table construction. * tree.c (build_resx): New. * tree.h (build_resx): Declare. 2005-05-11 H.J. Lu * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation is needed. 2005-05-11 Kazu Hirata * fold-const.c, libgcov.c: Fix comment typos. * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove redundant code. 2005-05-11 Daniel Jacobowitz * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define. * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide default definition. (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED. 2005-05-11 Nathan Sidwell PR bootstrap/21481 * crtstuff.c: Include auto-host.h again, for now. 2005-05-11 Richard Sandiford * config/mips/24k.md: Remove trailing whitespace. 2005-05-11 David Ung * config/mips/mips.md (type): Add imul3. (length, hazard, may_clobber_hilo): Check for imul3. (mulsi3_mult3, muldi3_mult3, *muls, mulsi3_highpart_mulhi_internal) (*mulsi3_highpart_neg_mulhi_internal): Set attr to imul3. * config/mips/24k.md (r24k_int_mul3): Enable this reservation for a 3 operand mul and its bypasses. * config/mips/3000.md (r3k_imul): Add imul3 to reservations. * config/mips/4000.md (r4k_imul): Likewise. * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise. * config/mips/4130.md (vr4130_class, vr4130_mulsi) (vr4130_muldi): Likewise. * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise. * config/mips/4600.md (r4600_imul, r4650_imul): Likewise. * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise. * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di) (ir_vr54_imadd_si): Likewise. * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise. * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul) (rm7_impy_di): Likewise. * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise. * config/mips/generic.md (generic_imul): Likewise. * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise. * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise. 2005-05-11 J"orn Rennecke PR middle-end/20371: * tree.h (record_layout_info_s): New member prev_packed. * stor-layout.c (update_alignment_for_field): Fix comment about KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure we start it properly aligned. (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN to update_alignment_for_field, and recompute it afterwards using the alignment of the record. When a packed bitfield precedes an MS bitfield, don't add padding at the end of the packed bitfield on behalf of the base type of the packed bit field. Don't adjust rli->bitpos at the end of an MS bitfield run if we already adjusted bitpos/offset for an alignment as large or larger than the bitfield type size. Take possible record alignment > BIGGEST_ALIGNMENT into account when calculating actual_align. Only put packed buit fields into rli->prev_field if they end up suitably aligned. Also set rli->remaining_in_alignment when we re-set rli->prev_field. Update rli->remaining_in_alignment when we have already started a run of bit fields and we process a packed bit field. 2005-05-11 Sebastian Pop * tree-data-ref.c (find_data_references_in_loop): Give up when the body of the loop contains a CALL_EXPR or an ASM_EXPR: they may embed arbitrary side effects. Remove the assumption that GIMPLE form contains a single array access per statement. When the statement contains virtual operands, fail if it is not a MODIFY_EXPR or a CALL_EXPR. Return after the dont know node is inserted. 2005-05-11 Richard Earnshaw * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP. 2005-05-11 Richard Guenther PR middle-end/19807 PR tree-optimization/19639 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST and generic summands for char* as s * delta, too, folding &a[i] CODE x to &a[i CODE x/s]. Use tree_int_cst_equal for comparison of steps. Convert types for index addition. (fold_binary): Adjust the callers to always dispatch to try_move_mult_to_index. * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to expr with non-gimple ARRAY_REF offset. 2005-05-11 Richard Guenther * fold-const.c (fold_indirect_ref_1): Avoid removing NOP_EXPRs with type qualifiers like const. 2005-05-11 Richard Henderson PR c/21502 * c-decl.c (finish_decl): Propagate the completed array type of a global variable into the binding. 2005-05-10 Matt Kraai * Makefile.in (gtype-desc.o, build/genautomata.o) (build/varray.o): Depend on $(VARRAY_H). 2005-05-10 Diego Novillo * tree-optimize.c (init_tree_optimization_passes): Re-organize optimization passes to do an initial batch of scalar cleanups. 2005-05-10 Ian Lance Taylor * read-rtl.c (struct macro_traverse_data): Define. (map_attr_string): New static function, broken out of apply_macro_to_string. (mode_attr_index, apply_mode_maps): New static functions. (apply_macro_to_string): Call map_attr_string. (apply_macro_to_rtx): Add mode_maps and infile parameters. Change all callers. (apply_macro_traverse): Expect data to point to a struct macro_traverse_data. (read_rtx): Add mode_maps local variable. Use mode_traverse_data to pass data through htab_traverse. (read_rtx_1): Add mode_maps parameter. Change all callers. Handle mode names which are attribute strings. * doc/md.texi (Substitutions): Rename from String Substitutions. Change references. Document using attributes as modes. 2005-05-10 Zdenek Dvorak * tree-cfg.c (tree_duplicate_sese_region): Update profile. * tree-optimize.c (init_tree_optimization_passes) Swap pass_ch and pass_profile. * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile here. Remove rewrite_into_loop_closed_ssa call. 2005-05-10 Adrian Straetling * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New function. (legitimate_reload_constant_p): Add check for const double zero. * config/s390/s390.md: Add comment for constraint letter 'G'. ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper attributes for new case. * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as s390_const_double_ok_for_constraint_p. * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p): Add prototype. 2005-05-10 Kazu Hirata PR tree-optimization/21170 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace rewrite_ssa_into_ssa in comments with update_ssa. 2005-05-10 Zdenek Dvorak * tree-ssa-loop-im.c: Include hashtab.h. (struct mem_ref_loc): New. (struct mem_ref): Describe the set of references with the same shape. (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs, maybe_queue_var, fem_single_reachable_address, for_each_memref, single_reachable_address, is_call_clobbered_ref, determine_lsm_reg): Removed. (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref, hoist_memory_reference, memref_hash, memref_eq, memref_del, gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops): New functions. (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list. (determine_lsm_loop): Rewritten. (determine_lsm): Do not set stmt uids. 2005-05-10 Adrian Straetling * config/s390/s390.md: Add comment lines for 'f' and 't' constraint letters. 2005-05-10 Adrian Straetling * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge. ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge. ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge. 2005-05-10 Jeff Law * tree-ssa-dom.c (dom_opt_finalize_block): Do not call thread_across_edge for any abnormal edges. 2005-05-10 Richard Henderson * config/ia64/ia64.c (ia64_expand_atomic_op): New. * config/ia64/ia64-protos.h: Declare it. * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New. (sync_add, sync_old_add): Remove. (sync_, sync_nand): New. (sync_old_, sync_old_nand): New. (sync_new_, sync_new_nand): New. (cmpxchg_rel_): Split from cmpxchg_acq_. Zero extend result; use release semantics. (cmpxchg_rel_di): Rename from cmpxchg_acq_; use release. (sync_val_compare_and_swap_): Update to match. 2005-05-10 Richard Henderson * optabs.c (expand_compare_and_swap_loop): Don't clobber old value before comparing it for success. 2005-05-10 Richard Henderson * config/ia64/sync.md (sync_add): Fix arguments for no return value pattern. 2005-05-10 Grigory Zagorodnev H.J. Lu * libgcov.c (create_file_directory): New function. Create directory for the given file name. (gcov_max_filename): New static var. Keeps size of the longest file name. (gcov_exit): Always try to create directory for output file. Relocate each filename basing on environment vars. (__gcov_init): Remember the longest file name. * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR * doc/gcov.texi (Cross-profiling): New node documenting cross-profiling management. * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling. 2005-05-10 Eric Botcazou * config/sparc/sparc.c (mem_min_alignment): Do not rely on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES. 2005-05-10 Bob Wilson * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special case code to avoid one move instruction. (__umodsi3, __modsi3): Merge duplicated code sequences. 2005-05-10 Kazu Hirata * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c, config/sh/sh.md, config/sh/superh.h: Fix comment typos. * doc/invoke.texi: Fix typos. * tree-data-ref.c (analyze_array_indexes, analyze_array, init_data_ref, access_functions_are_affine_or_constant_p, free_data_refs): Use VEC instead of VARRAY. * tree-data-ref.h (data_reference): Change the type of access_fns to VEC(tree,gc)*. (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY. 2005-05-10 Gabor Loki PR c/17913 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr. * fold-const.c (fold): Expand the condition of reducing cond_expr. (contains_label_1, contains_label_p): New functions for checking labels in a sub-tree. 2005-05-10 Joseph S. Myers PR c/21342 * c-decl.c (pushdecl): When there is a declaration in the current scope and the declarations are external linkage, check for compatibility with the type in the external scope and update the type in the external scope with the composite type information. Do not form a composite type of the new type and the visible type if they are incompatible. 2005-05-10 Nathan Sidwell * crtstuff.c: Revert part of 2005-05-08 Change. (IN_LIBGCC2): Define. 2005-05-10 Eric Botcazou * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and remove redundant test. (fp_mov_p): Accept 0. (fp_high_losum_p): Remove redundant test. * config/sparc/predicates.md (const_high_operand): Explicitly test (not small_int_operand). (fp_const_high_losum_operand): New. * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder. (movdi_insn_sp32_v9): Use canonical predicates. (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64. (movdi_insn_sp64_novis): Delete. (movdi_insn_sp64_vis): Rename into movdi_insn_sp64. (movsf_insn_novis): Delete. (movsf_insn_vis): Rename into movsf_insn. (movsf_no_f_insn): Rename into movsf_insn_no_fpu. (movsf_lo_sum): Use fp_const_high_losum_operand. (movsf_high): Likewise. (movsf_high_losum splitter): Likewise. (mov expander): Use register_or_zero_operand. (mov expander): Likewise. (movdf_insn_sp32): Use register_or_zero_operand. (movdf_no_e_insn_sp32): Use register_or_zero_operand. Rename into movdf_insn_sp32_no_fpu. (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand. Rename into movdf_insn_sp32_v9_no_fpu. (movdf_insn_v9only_novis): Delete. (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9. (movdf_insn_sp64_novis): Delete. (movdf_insn_sp64_vis): Rename into movdf_insn_sp64. (movdf_no_e_insn_sp64): Use register_or_zero_operand. Rename into movdf_insn_sp64_no_fpu. (movtf expander): Use register_or_zero_operand. (movtf_insn_sp32): Delete. (movtf_insn_vis_sp32): Use register_or_zero_operand. Rename into movtf_insn_sp32. (movtf_no_e_insn_sp32): Use register_or_zero_operand. Rename into movtf_insn_sp32_no_fpu. (movtf_insn_hq_sp64): Delete. (movtf_insn_hq_vis_sp64): Use register_or_zero_operand. Rename into movtf_insn_sp64_hq. (movtf_insn_sp64): Delete. (movtf_insn_vis_sp64): Use register_or_zero_operand. Rename into movtf_insn_sp64. (movtf_no_e_insn_sp64): Use register_or_zero_operand. Rename into movtf_insn_sp64_no_fpu. 2005-05-10 Nathan Sidwell * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use gcc_assert and gcc_unreachable as appropriate. (xstormy16_split_cbranch, xstormy16_output_cbranch_hi, xstormy16_output_cbranch_si, xstormy16_split_move, xstormy16_initial_elimination_offset, xstormy16_encode_section_info, xstormy16_print_operand_address, xstormy16_expand_call, xstormy16_expand_arith, xstormy16_output_shift, xstormy16_init_builtins): Likewise. 2005-05-10 Kazu Hirata * tree-outof-ssa.c (_elim_graph): Change the type of nodes and const_copies to VEC(tree,heap)*. (new_elim_graph, delete_elim_graph, elim_graph_size, elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC instead of VARRAY. 2005-05-10 Joseph S. Myers PR other/21052 * doc/extend.texi (Type Attributes): Correct example syntax. 2005-05-09 Joseph S. Myers PR c/21160 * doc/invoke.texi (-Wuninitialized): Update documentation. 2005-05-09 Richard Earnshaw * arm.c (const_ok_for_arm): Use a faster algorithm. 2005-05-09 David Edelsohn PR target/21477 * config/rs6000/rs6000.md (add_op2): New. (add3): Use it. 2005-05-09 Richard Earnshaw * arm.c (arm_gen_constant): Add new heuristic for generating constant integers that can be expressed as the difference of two valid immediates. 2005-05-09 Roger Sayle * c-tree.h (parser_build_unary_op): New prototype. * c-typeck.c (parser_build_unary_op): New function to construct a unary operation in the C parser. * c-parser.c (c_parser_unary_expression): Use the new function parser_build_unary_op when appropriate. 2005-05-09 Mark Mitchell PR 18655 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT before outputting DWARF_FRAME_RETURN_COLUMN. 2005-05-09 Adrian Straetling * config/s390/s390.c: (s390_branch_condition_mask, s390_branch_condition_mnemonic, s390_extra_constraint_str, s390_const_ok_for_constraint_p, s390_expand_plus_operand, legitimize_pic_address, s390_emit_tls_call_insn, legitimize_tls_address, legitimize_tls_address, s390_expand_addcc, print_shift_count_operand, print_operand, addr_generation_dependency_p, annotate_constant_pool_refs, s390_split_branches, find_constant_pool_ref, replace_constant_pool_ref, s390_add_constant, s390_find_constant, s390_find_execute, s390_mainpool_start, s390_chunkify_start, s390_output_pool_entry, s390_function_value, s390_call_saved_register_used, s390_emit_call): Replace conditional aborts by gcc_assert and unconditional by gcc_unreachable. (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part, s390_cannot_force_const_mem, s390_output_dwarf_dtprel, get_some_local_dynamic_name, s390_function_arg_size, s390_function_arg_advance, s390_function_arg, s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in default case by gcc_unreachable. * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace conditional abort by gcc_assert. ("doloop_si31"): Replace abort in last else by gcc_unreachable. ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable. 2005-05-09 Adrian Straetling * config/s390/s390.c: (s390_decompose_address, tls_symbolic_operand, legitimate_pic_operand_p, legitimate_constant_p, legitimate_reload_constant_p, s390_expand_plus_operand, legitimate_address_p, legitimate_la_operand_p, ): Remove 'register' from signature. (symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p): Remove 'register' from local variable declarations. (legitimize_address): Remove 'register' from signature and local variable declarations. 2005-05-09 Adrian Straetling * config/s390/s390-protos.h: (s390_match_ccmode, s390_match_ccmode_set, reg_used_in_mem_p, symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p, legitimate_la_operand_p, preferred_la_operand_p, s390_short_displacement, addr_generation_dependency_p, legitimate_reload_constant_p, legitimate_address_p): Change return type into 'bool'. (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'. * config/s390/s390.c: (s390_match_ccmode, symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p, legitimate_reload_constant_p): Change return type into 'bool'. (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p): Likewise. Additionally adapted comment. (s390_extra_constraint_p): Change Comment to reflect 'int' return type. (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'. (s390_decompose_address): Change the type of the internal flags "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'. (struct s390_address): Change type of "pointer" into bool. * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm_full"): Adapt calls for 's390_tm_ccmode' to the new signature. 2005-05-09 Adrian Straetling * config/s390/s390.c: (s390_match_ccmode_set, s390_branch_condition_mnemonic, s390_short_displacement, s390_decompose_address, get_thread_pointer, legitimize_tls_address, print_shift_count_operand, get_some_local_dynamic_name, get_some_local_dynamic_name_1, reg_used_in_mem_p, addr_generation_dependency_p, s390_split_branches, annotate_constant_pool_refs, find_constant_pool_ref, replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base, s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area, s390_register_info, s390_frame_info, s390_init_frame_layout, s390_update_frame_layout, save_fpr, restore_fpr, save_gprs, restore_gprs, s390_function_arg_size, s390_function_arg_float, s390_init_machine_status, s390_assemble_integer, s390_handle_option, s390_encode_section_info, s390_cannot_force_const_mem, s390_delegitimize_address, s390_return_in_memory, s390_init_builtins, s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type, s390_adjust_priority, s390_issue_rate, s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p, s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode, s390_build_builtin_va_list, s390_gimplify_va_arg, s390_function_ok_for_sibcall, s390_call_saved_register_used, s390_pass_by_reference, s390_fixed_condition_code_regs, s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish, s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish, s390_chunkify_cancel, s390_start_pool, s390_end_pool, s390_add_pool_insn, s390_find_pool, s390_add_constant, s390_find_constant, s390_add_execute, s390_find_execute, s390_execute_label, s390_execute_target, s390_dump_pool, s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes. Move target macro definitions to the end of the file. Move several functions within the file to assure correct compiling. 2005-05-09 Steven Bosscher * calls.c (purge_reg_equiv_notes): Remove, fold into... (fixup_tail_calls): ...here. Only look at insns between the start of the function and the FUNCTION_BEG insn note. * gcse.c (one_cprop_pass): Fix typos in dumps. * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos. 2005-05-09 Adrian Straetling * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md. * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM", "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants. Replace every occurrence of '(reg: 33)' by '(reg: CC_REGNUM)'. ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace '(reg: 36)' by '(reg: TP_REGNUM)'. ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI REG_SC)'. 2005-05-09 Adrian Straetling * config/s390/s390.md: ("gf") New mode attribute. ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2", "fixuns_truncsfsi2"): Merge. ("fix_truncdfdi2", "fix_truncsfdi2"): Merge. ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee", "fix_truncsfsi2_ieee"): Merge. 2005-05-09 Adrian Straetling * config/s390/s390.md: ("FPR") New mode macro. ("de", "dee"): New mode attributes. ("cmpdf", "cmpsf"): Merge. ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge. ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge. ("*cmpdf_ccs", "*cmpsf_ccs"): Merge. ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge. ("floatdidf2", "floatdisf2"): Merge. ("adddf3", "addsf3"): Merge. ("*adddf3", "*addsf3"): Merge. ("*adddf3_cc", "*addsf3_cc"): Merge. ("*adddf3_cconly", "*addsf3_cconly"): Merge. ("*adddf3_ibm", "*addsf3_ibm"): Merge. ("subdf3", "subsf3"): Merge. ("*subdf3", "*subsf3"): Merge. ("*subdf3_cc", "*subsf3_cc"): Merge. ("*subdf3_cconly", "*subsf3_cconly"): Merge. ("*subdf3_ibm", "*subsf3_ibm"): Merge. ("muldf3", "mulsf3"): Merge. ("*muldf3", "*mulsf3" "): Merge. ("*muldf3_ibm", "*mulsf3_ibm"): Merge. ("*fmadddf", "*fmaddsf"): Merge. ("*fmsubdf", "*fmsubsf"): Merge. ("divdf3", "divsf3"): Merge. ("*divdf3", "*divsf3"): Merge. ("*divdf3_ibm", "*divsf3_ibm"): Merge. ("negdf2", "negsf2"): Merge. ("*negdf2_cc", "*negsf2_cc"): Merge. ("*negdf2_cconly", "*negsf2_cconly"): Merge. ("*negdf2", "*negsf2"): Merge. ("*negdf2_ibm", "*negsf2_ibm"): Merge. ("absdf2", "abssf2"): Merge. ("*absdf2_cc", "*abssf2_cc"): Merge. ("*absdf2_cconly", "*abssf2_cconly"): Merge. ("*absdf2", "*abssf2"): Merge. ("*absdf2_ibm", "*abssf2_ibm"): Merge. ("*negabsdf2_cc", "*negabssf2_cc"): Merge. ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge. ("*negabsdf2", "*negabssf2"): Merge. ("sqrtdf2", "sqrtsf2"): Merge. 2005-05-09 Adrian Straetling * config/s390/s390.c: (s390_adjust_priority): Adapt to changed attribute names. * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs", "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf", "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type' attribute names. * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads, fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf, fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf". ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs", "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm", "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf", "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3", "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm", "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm", "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc", "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc", "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc", "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc", "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename 'type' value. ("*divsf3"): Additionally rename second pattern to "*divsf3_ibm". ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm", "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm", "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3", "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3", "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical 'type values' and rename 'type' value. ("*addsf3"): Additionally rename second pattern to "*addsf3_ibm". 2005-05-09 Adrian Straetling * config/s390/s390.md: ("SHIFT"): New mode macro. ("lr", "shift"): New mode attributes. ("ashldi3", "lshrdi3"): Merge. ("*ashldi3_31", "*lshrdi3"_31): Merge. ("*ashldi3_64", "*lshrdi3"_64): Merge. ("ashlsi3", "lshrsi3"): Merge. 2005-05-09 Adrian Straetling * config/s390/s390.md: ("DSI", "SCOND"): New mode macros. ("E", "g"): New mode attributes. ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge. ("*adddi3_alc", "*addsi3_alc"): Merge. ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge. ("*subdi3_slb", "*subsi3_slb"): Merge. ("adddicc", "addsicc"): Merge. ("*sconddi", "*scondsi"): Merge. ("*sconddi_neg", "*scondsi_neg"): Merge. ("sltu", "sgtu", "sleu", "sgeu"): Merge. ("negdi2", "negsi2"): Extract expander pattern from "negsi2" and merge with "negdi2". ("*negdi2"): Merge with instruction pattern of "negsi2". ("*negdi2_cc", "*negsi2_cc"): Merge. ("*negdi2_cconly", "*negsi2_cconly"): Merge. ("rotldi3", "rotlsi3"): Merge. 2005-05-09 Adrian Straetling * config/s390/s390.md: ("hc"): New mode attribute. ("extendhidi2", "extendqidi2"): Merge. ("*extendhidi2", "*extendqidi2"): Merge. ("extendhisi2", "extendqisi2"): Merge. ("zero_extendhidi2", "zero_extendqidi2"): Merge. ("*zero_extendhidi2", "*zero_extendqidi2"): Merge. Merged 2 define_split. ("*zero_extendhisi2", "*zero_extendqisi2"): Merge. ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge. 2005-05-09 Adrian Straetling * config/s390/s390.md: ("COMPARE"): New mode macro. ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu", "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt", "bungt", "bunle", "bunge", "bltgt"): Merge. 2005-05-09 Adrian Straetling * config/s390/s390.md: ("INT"): New mode macro. ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"): Merge. 2005-05-09 Adrian Straetling * config/s390/s390.md: ("GPR", "P"): New mode macros. ("cmpdi", "cmpsi"): Merge. ("strlendi", "strlensi"): Merge. ("*strlendi", "*strlensi"): Merge. ("movmemdi", "movmemsi"): Merge. ("clrmemdi", "clrmemsi"): Merge. 2005-05-09 Adrian Straetling * config/s390/s390.md: ("HQI"): New mode macro. ("icm_lo", "icm_hi", "max_uint"): New mode attributes. ("*tmhi_full", "*tmqi_full"): Merge. ("*tsthiCCT", "*tstqiCCT"): Merge. ("*tsthi", "*tstqi"): Merge. ("*tsthi_cconly", "tstqi_cconly"): Merge. ("*sethighhisi", "*sethighqisi"): Merge. 2005-05-09 Kazu Hirata * crtstuff.c, integrate.h, tree-scalar-evolution.h, config/alpha/unicosmk.h, config/arc/arc.md, config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h, config/arm/ieee754-df.S, config/arm/ieee754-sf.S, config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h, config/arm/semi.h, config/arm/uclinux-elf.h, config/arm/wince-pe.h, config/fr30/fr30.c, config/rs6000/altivec.h: Update copyright. 2005-05-09 Nathan Sidwell * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use gcc_assert and gcc_unreachable as appropriate. (pdp11_output_function_epilogue, output_move_double, output_move_quad, print_operand_address, output_jump, output_addr_const_pdp11): Likewise. * config/pdp11/pdp11.h (FUNCTION_PROFILER, ASM_OUTPUT_ALIGN): Likewise. * config/pdp11/pdp11.md: Likewise. (extendhisi2, subhi3, subqi3): Likewise. 2005-05-09 David Edelsohn PR middle-end/21237 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through to NE_EXPR case. 2005-05-09 Kazu Hirata * config/ia64/ia64.c: Fix a comment typo. 2005-05-09 Richard Earnshaw PR target/21397 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define. (arm_override_options): Use them instead of manifest constants. Don't allow -march to override the -mtune setting. 2005-05-09 Nathan Sidwell * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort. (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary. (function_arg_advance, function_arg, save_restore_insns, iq2000_expand_prologue, iq2000_output_conditional_branch, expand_one_builtin, print_operand): * config/iq2000/iq2000.md (tablejump): Likewise. 2005-05-09 David Ung * config/mips/mips.h (processor_type): Add names for the 24K. * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K processor family. * config/mips/mips.md (cnv_mode): New attribute for recording the conversion types of float convert insns. (cpu): Add 24k and 24kx. (include): Include 24k.md file. (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro) (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2) (floatdisf2): Setup cnv_mode. (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and setup cnv_mode. * config/mips/24k.md: New file, contains 24k DFA pipeline description. 2005-05-09 Nathan Sidwell * config/sh/sh.c (print_operand_address): Use gcc_assert and gcc_unreachable as appropriate. (print_operand, prepare_move_operands, prepare_scc_operands, output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op, gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table, fixup_mova, gen_far_branch, sh_reorg, split_branches, final_prescan_insn, output_stack_adjust, sh_expand_epilogue, sh_set_return_address, sh_setup_incoming_varargs, initial_elimination_offset, sh_pch_valid_p, get_free_reg, sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr, check_use_sfunc_addr): Likewise. * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise. * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise. * config/sh/symbian.c (sh_symbian_mark_dllexport, sh_symbian_mark_dllimport): Likewise. * config/sh/sh.md: Likewise. (movdicc, call_pop, call_value_pop, casesi_worker_1, casesi_worker_2, casesi_shift_media, casesi_load_media, return_media): Likewise. 2005-05-08 Roger Sayle PR inline-asm/8788 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode operands. 2005-05-08 Richard Henderson * config/alpha/alpha.c (adjust_address): Fix typo last change. 2005-05-08 Stephane Carrez * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0 and -1 can happen in reg_renumber when no hard register is assigned. 2005-05-08 Steven Bosscher Kazu Hirata PR tree-optimization/14841, tree-optimization/15838 * tree-ssa-ccp.c (fold_const_aggregate_ref): New. (evaluate_stmt): Call it. 2005-05-08 Jakub Jelinek * config/ia64/ia64.c (ia64_override_options): Don't set ia64_flag_var_tracking and clear flag_var_tracking here... (ia64_file_start): ... but here. 2005-05-08 Nathan Sidwell * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert and gcc_unreachable as appropriate. (expand_prologue, expand_epilogue, m68hc11_gen_lowpart, m68hc11_gen_highpart, print_operand, print_operand_address, m68hc11_expand_compare, m68hc11_expand_compare_and_branch, m68hc11_gen_movhi): Likewise. * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment. * config/m68hc11/m68hc11.md: Reword comment. 2005-05-08 Stephane Carrez PR target/21281 * config/m68hc11/predicates.md (splitable_operand): An immediate is allowed. 2005-05-08 Stephane Carrez * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow the 68HC12 address indirect addressing mode as it is not supported by bset and bclr. * config/m68hc11/m68hc11-protos.h (m68hc11_valid_addressing_p): Declare. (m68hc11_add_mode): Declare. * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from register_indirect_p and export it. (m68hc11_z_replacement): Use emit_insn_after when adding the save Z instruction so that it is part of the good BB. (m68hc11_gen_movhi): Fix invalid generation of indexed indirect addressing with movw. (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for 68HC12. * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED, ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c. * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only for 68HC11. ("*movhi_68hc12"): Handle movhi_const0. ("*subhi3", "subqi3"): Use general_operand for operand 1. ("*subhi3_zext"): Likewise. 2005-05-08 Stephane Carrez PR target/19051 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for operand 1 and fix constraints. ("mulqihi3"): Use general_operand for operand 2. 2005-05-08 Julian Brown H.J. Lu Paul Brook * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for GNU linker. Support linker version x.x.x.x.x. Require GNU linker 20050308/2.16.0 or newer for comdat group. * configure: Regenerated. * config.in: Regenerated. * varasm.c (default_function_rodata_section): Put .rodata section in COMDAT group when necessary. (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to HAVE_COMDAT_GROUP. (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is available. 2005-05-08 Kazu Hirata * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC instead of VARRAY. * tree-flow.h (num_referenced_var, referenced_var): Likewise. * tree-into-ssa.c (mark_def_site_blocks): Likewise. * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise. * tree-tailcall.c (suitable_for_tail_opt_p): Likewise. 2005-05-08 Stephane Carrez PR target/16925 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of 64-bit constants on 64-bit hosts. (m68hc11_split_logical): Simplify. (m68hc11_split_move): Likewise. 2005-05-08 Nathan Sidwell Paolo Bonzini * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New. * configure.ac (enable_checking): Fix typos in runtime_checking. (ENABLE_RUNTIME_CHECKING): Mark as target template. (xm_file): Prepend auto-host.h (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template. * mkconfig.sh: Do not automatically define USED_FOR_TARGET in tconfig.h. * crtstuff.c: Do not include auto-host.h. (IN_LIBGCC2): Do not define. * gcov-io.h: Include tconfig.h, not auto-host.h. * libgcc2.c: Do not include auto-host.h. (abort): Do not undefine. * libgcov.c: Remove unneeded comment about config.h. * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h. * config.in, configure: Regenerated. 2005-05-08 Nathan Sidwell Falk Hueffner * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert and gcc_unreachable as appropriate. (get_aligned_mem, get_unaligned_address, alpha_emit_set_long_const, alpha_emit_conditional_branch, alpha_emit_setcc, alpha_emit_conditional_move, alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg, alpha_emit_xfloating_libcall, alpha_split_tfmode_pair, alpha_expand_unaligned_load, alpha_expand_block_move, alpha_expand_zap_mask, get_trap_mode_suffix, get_round_mode_suffix, get_some_local_dynamic_name, print_operand_address, function_arg, alpha_return_in_memory, function_value, alpha_expand_builtin, alpha_initial_elimination_offset, alpha_expand_epilogue, summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe, alphaev5_next_group, alpha_align_insns, unicosmk_initial_elimination_offset, unicosmk_unique_section, unicosmk_ssib_name): Likewise. * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise. * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE, ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise. * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET, ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. * config/alpha/alpha.md (*divmodsi_internal_er, *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf, call_nt, call_umk, call_vms, call_value, sibcall_value, call_value_osf, call_value_nt, call_value_vms, call_value_umk, *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise. * config/alpha/predicates.md (input_operand): Likewise. 2005-05-08 Nathan Sidwell * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and gcc_unreachable, as appropriate. (frv_function_prologue, frv_alloc_temp_reg, frv_initial_elimination_offset, frv_expand_block_move, frv_expand_block_clear, frv_print_operand_jump_hint, frv_legitimize_tls_address, unspec_got_name, frv_emit_move, frv_emit_movsi, frv_split_cond_move, frv_split_minmax, frv_ifcvt_modify_insn, frv_ifcvt_modify_final, frv_adjust_field_align, frv_insn_unit, frv_cond_flags, frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode, frv_in_small_data_p, frv_asm_out_constructor, frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise. * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1, *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1, *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value, sibcall_value, casesi): Likewise. * config/mn10300/mn10300.c (print_operand): Use gcc_assert and gcc_unreachable as appropriate. (print_operand_address, mn10300_print_reg_list, expand_prologue, expand_epilogue, notice_update_cc, initial_offset, mn10300_address_cost_1): Likewise. * config/mn10300/mn10300.md: Likewise. (absdf2, abssf2, negdf2, negsf2): Likewise. 2005-05-08 Richard Sandiford PR target/21416 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT comparisons. * config/mips/mips.md (swapped_fcond): New code macro and attribute. (sgt_, sge_): Generalize to all members of swapped_fcond, including sunge_ and sungt_. 2005-05-08 Richard Sandiford * integrate.h (get_hard_reg_initial_val): Change type of register parameter from int to unsigned int. (has_hard_reg_initial_val): Likewise. * integrate.c (get_hard_reg_initial_val): Likewise. (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int. 2005-05-08 Kazu Hirata * except.c (eh_status): Change the type of ttype_data to VEC(tree,gc)*. (add_ttypes_entry, assign_filter_values, output_function_exception_table): Use VEC instead of VARRAY. 2005-05-07 David Edelsohn * config/rs6000/rs6000.md (popcount2): Fix non-C90 constant. 2005-05-07 Paul Brook * Makefile.in: Fix dependencies. (GCOV_IO_H, VARRAY_H): Set. 2005-05-07 Anthony Green PR bootstrap/21403 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in x$STMP_FIXPROTO test. * configure: Rebuilt. 2005-05-07 Joseph S. Myers * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define inappropriate feature test macros if flag_iso. 2005-05-07 Joseph S. Myers * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define. 2005-05-07 Hans-Peter Nilsson PR target/21441 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap") ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"): Handle moved operand being in special register. ("smulsi3_highpart", "umulsi3_highpart"): Change .error into presumed working insn. (mover2side): Add FIXME. 2005-05-07 Richard Sandiford * integrate.c (get_func_hard_reg_initial_val): Delete. (has_func_hard_reg_initial_val): Delete. (get_hard_reg_initial_val): Inline the old implementation of get_func_hard_reg_initial_val. Use has_hard_reg_initial_val instead of has_func_hard_reg_initial_val to test for an existing pseudo. Only create an rtx if a new initial value entry is needed. (has_hard_reg_initial_val): Scan the initial value list directly. Don't create an rtx. 2005-05-07 David Edelsohn * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt from extra_options. * config.in (HAVE_AS_POPCNTB): New. * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test. (HAVE_AS_POPCNTB): New. * configure: Regenerated. * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete. * config/rs6000/rs6000.c (rs6000_override_options, power5): Add MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority and rs6000_sched_costly_dep. * config/rs6000/rs6000.h (TARGET_POPCNTB): New. (TARGET_XL_COMPAT): Delete. * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New. (popcount2): New. (popcntb2): New. * config/rs6000/rs6000.opt (mpopcntb): New. * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask if variable name exists. 2005-05-07 Matt Kraai * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h. 2005-05-07 Richard Henderson PR target/21412 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses with constant offsets. 2005-05-07 Nathan Sidwell * config/v850/v850.c (print_operand): Use gcc_assert and gcc_unreachable, as appropriate. (print_operand_address, v850_handle_data_area_attribute, v850_encode_data_area, construct_restore_jr, construct_save_jarl, v850_insert_attributes, construct_prepare_instruction): Likewise. * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise. * config/v850/v850.md (movsicc, *sasf_1): Likewise. 2005-05-07 Kazu Hirata * tree-ssa-loop-ivcanon.c, config/i386/i386.c, config/rs6000/rs6000.h: Fix comment typos. 2005-05-07 Richard Sandiford * doc/invoke.texi: Remove documentation for MIPS' -mint64 option. * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete. (mips_scalar_mode_supported_p): Delete. 2005-05-06 Eric Christopher * config/mips/mips.opt: Remove -mint64 option. * config/mips/mips.c (override_options): Remove -mint64 handling. * config/mips/mips.h (INT_TYPE_SIZE): Define to 32. * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove 64-bit integer handling. * doc/invoke.texi (Option Summary): Remove -mint64 for mips. 2005-05-06 Zdenek Dvorak PR tree-optimization/19401 * tree-flow.h (tree_unroll_loops_completely): Declaration changed. * tree-ssa-loop-ivcanon.c (enum unroll_level): New. (estimated_unrolled_size): New function. (try_unroll_loop_completely, canonicalize_loop_induction_variables, tree_unroll_loops_completely): Always unroll loops if the code size does not increase. * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all loops should be unrolled completely. (gate_tree_complete_unroll): Run complete unrolling unconditionally. 2005-05-06 Zdenek Dvorak PR rtl-optimization/21254 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness assumptions for loops that otherwise do not roll. (find_simple_exit): Prefer # of iterations that is guaranteed not to be infinite. * loop-unroll.c (decide_peel_once_rolling, decide_peel_completely): Check whether the loop is infinite. 2005-05-06 Pat Haugen * config/rs6000/sysv4.opt: Fix typo. 2005-05-06 Denis Vlasenko Jakub Jelinek PR target/21329 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter. Don't use rep; movs{l,q} if the repetition count is really small, instead use a sequence of movs{l,q} instructions. 2005-05-06 Jeff Law PR tree-optimization/21380 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not thread through a block with no preds. 2005-05-06 Kazu Hirata * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses, ro_call_vuse, fini_ssa_operands, add_call_clobber_ops, add_call_read_ops): Use VEC instead of VARRAY. 2005-05-06 Nathan Sidwell * config/mcore/mcore.c (mcore_print_operand_address): Use gcc_assert and gcc_unreachable as appropriate. (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call, mcore_output_andn, output_inline_const, mcore_output_move, mcore_output_movedouble, mcore_expand_block_move, layout_mcore_frame, mcore_initial_elimination_offset, mcore_expand_prolog, mcore_mark_dllexport, mcore_mark_dllimport): Likewise. * config/mcore/mcore.h (switch_to_section): Likewise. * config/mcore/mcore.md: Likewise. 2005-05-06 Aldy Hernandez * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and TARGET_PROFILE_KERNEL. * config/rs6000/rs6000.c (output_profile_hook): Add comment to TARGET_PROFILE_KERNEL use. 2005-05-06 Nathan Sidwell * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert and gcc_unreachable, as appropriate. (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs, m32r_expand_prologue, m32r_output_function_epilogue, m32r_legitimize_pic_address, m32r_print_operand_address, emit_cond_move, m32r_function_symbol, m32r_output_block_move): Likewise. * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise. * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn, *rev_zero_branch_insn): Likewise. 2005-05-06 Jakub Jelinek PR c++/20961 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain if both NEWDECL and OLDDECL are already weak. 2005-05-06 Richard Sandiford * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete. 2005-05-05 J"orn Rennecke Kaz Kojima * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg and plus_constant. 2005-05-05 Aldy Hernandez David Edelsohn * config.gcc: Add .opt magic for the rs6000 ports. * doc/invoke.texi: Document -mabi= option properly. Document -misel and -mno-sel. Document -mspe and -mno-spe. Document -mvrsave and -mno-vrsave. Document deprecation of -mspe= and -misel=. * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define TARGET_XL_COMPAT. * config/rs6000/aix.opt: New. * config/rs6000/aix41.opt: New. * config/rs6000/aix64.opt: New. * config/rs6000/darwin.opt: New. * config/rs6000/linux64.opt: New. * config/rs6000/rs6000.opt: New. * config/rs6000/sysv4.opt: New. * config/rs6000/sysv4.h: Delete definitions of MASK_* and associated TARGET_*. Remove SUBTARGET_OPTIONS, SUBTARGET_SWITCHES. Define TARGET_USES_SYSV4_OPT. * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES. * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define TARGET_USES_AIX64_OPT. * config/rs6000/aix51.h: Same. * config/rs6000/aix52.h: Same. * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES, MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC. Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave. Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC. * config/rs6000/linux64.h: Use rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES. * config/rs6000/rs6000.c: Remove definitions of rs6000_sched_restricted_insns_priority, rs6000_long_double_size_string, rs6000_altivec_vrsave, rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe, rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string, rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall, rs6000_alignment_string. Define rs6000_explicit_options. (rs6000_parse_abi_options): Remove. (rs6000_parse_alignment_option): Remove. (rs6000_parse_float_gprs_option): Remove. (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define TARGET_DEFAULT_TARGET_FLAGS. (rs6000_override_options): Revamp to use new .opt machinery. * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor of new .opt machinery. Remove target_flags. Redefine TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS, rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string, rs6000_altivec_vrsave_string, rs6000_altivec_vrsave, rs6000_longcall_switch, rs6000_default_long_calls, rs6000_sched_costly_dep_str, rs6000_sched_costly_dep, rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and TARGET_ALTIVEC_VRSAVE. 2005-05-05 Ralf Corsepius * config.gcc (hppa1.1-*-rtems*): Remove. * config/pa/rtems.h: Remove. 2005-05-05 Ralf Corsepius * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY): Exclude roe/603e multilib variants. 2005-05-04 Denis Chertykov PR target/21284 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section for output. 2005-05-05 Richard Sandiford * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add arm/pe.opt to $extra_options. * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name) (target_float_abi_name, target_float_switch, target_abi_name) (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK) (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END) (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO) (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE) (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE) (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING) (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS) (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE) (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT) (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS) (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE) (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING) (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES) (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string) (arm_pic_register_string): Delete. (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and TARGET_TPCS_FRAME. (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names. * config/arm/coff.h (TARGET_DEFAULT): Likewise. * config/arm/elf.h (TARGET_DEFAULT): Likewise. * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise. * config/arm/netbsd.h (TARGET_DEFAULT): Likewise. * config/arm/semi.h (TARGET_DEFAULT): Likewise. * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise. * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise. * config/arm/pe.h (TARGET_DEFAULT): Likewise. (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete. (SUBTARGET_SWITCHES): Delete. * config/arm/arm.c (target_float_switch): Delete. (arm_cpu_select): Moved from config/arm/arm.h. (target_fpu_name, target_fpe_name, target_float_abi_name) (target_abi_name, structure_size_string, arm_pic_register_string) (arm_select): Make static. (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. (arm_handle_option): New function. (arm_override_options): Update target_flags checks for new mask names. Remove target_float_switch code. (arm_expand_prologue, thumb_expand_prologue): Check !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO. * config/arm/arm.opt, config/arm/pe.opt: New files. 2005-05-05 Nathan Sidwell * config/arc/arc.c (get_arc_condition_code): Use gcc_assert & gcc_unreachable as appropriate. (arc_double_limm_p, arc_setup_incoming_varargs, arc_compute_function_type, arc_output_function_prologue, arc_output_function_epilogue, arc_eligible_for_epilogue_delay, output_shift, arc_print_operand, arc_print_operand_address, arc_final_prescan_insn): Likewise. * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise. 2005-05-04 Geoffrey Keating * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than comparing Pmode. (SDI): New. (cmp): Delete. (wd): New. (add3, add3_internal1, add3_internal2, add3_internal3, one_cmpl2, sub3, neg2, clz2, ctz2, ffs2): New. (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3, (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove. (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3, (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove. (sync_compare_and_swap): Use rather than . 2005-05-05 Paul Brook * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h, cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h, regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h and tree-data-ref.h with *_H variables. 2005-05-05 Kelley Cook * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files. 2005-05-05 Kelley Cook * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN. 2005-05-04 Gerald Pfeifer * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks. 2005-05-04 Fariborz Jahanian * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit setting of vrsave register for current function after call to save_world is emitted. 2005-05-05 Hans-Peter Nilsson * config/mmix/predicates.md: New file. * config/mmix/mmix.c (mmix_symbolic_or_address_operand) (mmix_reg_or_constant_operand, mmix_reg_cc_operand) (mmix_foldable_comparison_operator, mmix_comparison_operator) (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove. * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Don't define. * config/mmix/mmix.md: Include predicates.md. ("call", "call_value"): Force address to register if it isn't a mmix_symbolic_or_address_operand. 2005-05-04 Andrew MacLeod * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that the flags are of appropriate types. (num_ssa_operands): Generalize using the generic interface. * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF iterator. 2005-05-04 Richard Sandiford * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag) (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern. 2005-05-04 Kazu Hirata * tree-outof-ssa.c (edge_leader, stmt_list, analyze_edges_for_bb): Use VEC instead of VARRAY. (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New. (perform_edge_inserts): Call init_analayze_edges_for_bb and fini_analayze_edges_for_bb. 2005-05-04 James E Wilson PR driver/21112 * gcc.c (process_command): In the second argv scan loop, ignore Xassembler and Xpreprocessor, along with their argument. 2005-05-04 Kazu Hirata * tree-flow-inline.h, tree-ssa-operands.c, tree-ssa-operands.h, tree-ssa-opfinalize.h: Likewise. tree-vn.c: Fix comment typos. * doc/passes.texi, doc/tree-ssa.texi: Fix typos. 2005-05-04 Paolo Bonzini * doc/tm.texi (Target Hooks): Document TARGET_RESOLVE_OVERLOADED_BUILTIN. 2005-05-04 Paul Brook * Makefile.in: Change dependencies on target.h to $(TARGET_H). 2005-05-04 Kazu Hirata * dwarf2out.c (incomplete_types, retry_incomplete_types, gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead of VARRAY. * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var, get_expansion, expand_var_during_unrolling, insert_var_expansion_initialization, combine_var_copies_in_loop_exit, release_var_copies): Use VEC instead of VARRAY. * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call update_stmt. 2004-05-03 Andrew Pinski PR middle-end/15618 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE the same as INTEGER_TYPE. (fold_binary): Fold "bool_var != 0" to bool_var. Fold "bool_var == 1" to bool_var. 2004-05-03 Richard Henderson PR middle-end/21318 * function.c (instantiate_virtual_regs_in_insn): Use the mode from recog_data instead of insn_data. 2005-05-03 DJ Delorie * common.opt (fdiagnostics-show-option): No variable is needed. * diagnostic.h (diagnostic_context): Add show_option_requested flag. * diagnostic.c (diagnostic_initialize): Initialize show_option_requested. (diagnostic_report_diagnostic): Test for enabled diagnostics here. Save and restore original message format. Use flag in context instead of global. (warning): Don't test for enabled warnings here. * opts.c (common_handle_option): Handle -fdiagnostics-show-option here. 2005-05-04 Kelley Cook * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN. * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN. * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN. * aclocal.m4: Don't include accross.m4. * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS. Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF. * configure, config.in: Regenerate. 2005-05-04 Jakub Jelinek PR middle-end/21265 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL. (clear_storage): Add argument. * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall): Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to tailcall. (emit_block_move): Handle BLOCK_OP_TAILCALL method. (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL. (store_expr, store_constructor): Adjust callers. * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL to emit_block_move if CALL_EXPR_TAILCALL (exp). (expand_builtin_memmove): Add ORIG_EXP argument, copy CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR. (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments with EXP. Pass EXP to expand_builtin_memmove. (expand_builtin_memset): Add ORIG_EXP argument, pass BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp). (expand_builtin_bzero): Replace ARGLIST argument with EXP. Pass EXP to expand_builtin_memset. (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR. (expand_builtin_strncmp): Likewise. (expand_builtin_printf): Replace ARGLIST argument with EXP. Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR. (expand_builtin_fprintf): Likewise. (expand_builtin): Adjust calls to expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}. * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th item in V4SF mode. PR rtl-optimization/21239 * combine.c (combine_simplify_rtx) : Fix a typo. 2005-05-03 Kazu Hirata * tree-flow.h (tree_ann_common_d): Move aux to ... (stmt_ann_d): ... here. * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt, move_computations_stmt, schedule_sm): Update references to aux. * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise. * tree-cfg.c (remove_bb): Remove a redundant call to set_bb_for_stmt. * tree-if-conv.c (replace_phi_with_cond_modify_expr): Likewise. 2005-05-03 Richard Henderson * config/rs6000/rs6000.c: Remove conflict markers. * cfg.c (dump_flow_info): Use max_reg_num, not max_regno. 2005-05-03 James E Wilson * dwarf2out.c (lookup_filename): Call maybe_emit_file. 2005-05-03 DJ Delorie * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery decide if the warning will be printed. * calls.c (expand_call): Likewise. * function.c (init-function_start): Likewise. * common.opt (-fdiagnostics-show-option): New. * opts.c (option_enabled): Accept the option index instead of a pointer to the option descriptor. * opts.h (option_enabled): Likewise. * toplev.c (print_switch_values): Pass option index, not option descriptor. * diagnostic.h (diagnostic_info): Add option_index. * diagnostic.c: Include opts.h. (diagnostic_set_info): Initialize option_index. (diagnostic_report_diagnostic): Amend option name if appropriate. (warning): Check to see if the specified warning is enabled. Store option index. * doc/invoke.texi (-fdiagnostics-show-options): Document. 2005-05-03 Richard Henderson * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and SPEC_OR_GEN_REGS definitions. 2005-05-03 Alexandre Oliva PR target/16888 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names for unavailable registers. 2005-05-03 Kazu Hirata * tree-cfg.c (tree_forwarder_block_p): Fix a typo. * cfglayout.c (block_locators_blocks, insn_locators_initialize, insn_scope): Use VEC instead of VARRAY. * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl, mudflap_finish_file, mudflap_finish_file): Use VEC instead of VARRAY. 2005-05-03 Eric Botcazou * config/sparc/predicates.md (const_compl_high_operand): New. * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into gen_safe_HIGH64. (sparc_emit_set_const64_quick1): Adjust for above change. (sparc_emit_set_const64_quick2): Likewise. (sparc_emit_set_const64_longway): Likewise. (sparc_emit_set_const64): Likewise. * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special, movdi_const64_special): Delete. (logical constant splitters): Use const_compl_high_operand. 2005-05-03 Richard Guenther * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS rather than STRIP_NOPS. 2005-05-03 Jakub Jelinek PR rtl-optimization/21330 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when returning non-NULL. (unswitch_single_loop): Clear cinsn when retrying. PR target/21297 * config/i386/i386.c (legitimize_address): When canonicalizing ASHIFT into MULT, multiply by 1 << shift_count instead of 1 << log2 (shift_count). 2005-05-03 Andrew MacLeod * lambda-code.c (gcc_loop_to_lambda_loop, lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def, stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use generic operand interface. * tree-data-ref.c (find_data_references_in_loop): Use generic interface. * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use generic operand interface. * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list, link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt, next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use, num_imm_uses): Use ssa_use_operand_t. (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops, get_v_must_def_ops): Delete. (get_def_from_ptr, get_phi_result_ptr): Get def directly now. (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr, get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr, get_v_must_def_kill_ptr): Delete. (delink_stmt_imm_use): Move and use new operand interface. (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init, op_iter_next_tree): Use new operand implementation. (clear_and_done_ssa_iter): New. Initialize a blank operand iterator. (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator type check. (op_iter_next_mustdef, op_iter_next_maydef, op_iter_next_must_and_may_def): Delete. Replace with... (op_iter_next_maymustdef): New. Combine must and may next operations. (op_iter_init_maydef, op_iter_init_mustdef, op_iter_init_must_and_may_def): Use new interface. (single_ssa_tree_operand ): New. Process single operands only as trees. (single_ssa_use_operand): New. Process single operands only as uses. (single_ssa_def_operand): New. Process single operands only as defs. (zero_ssa_operands): New. Return TRUE if there are zero operands of the specified types. (num_ssa_operands): New. Count the number of specified operands. (compare_ssa_operands_equal): New. Compare two statements' operands. (single_phi_def): New. Return true if PHI has one def of the specified operand type. (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments. (op_iter_init_phidef): New. Initialize the iterator for the PHI def. * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t. (struct stmt_ann_d): Operands field no longer require GTY(). (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype. * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL. * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb, dump_replaceable_exprs, rewrite_trees): Use generic interface. * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node): Use use_operand_p instead of ssa_imm_use_t *. * tree-pretty-print.c (dump_vops): check if operands are active before dumping virtual operands. * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS. * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS. (ccp_fold): Use new interface. (ccp_visit_stmt): Remove unused variables and code. (convert_to_gimple_builtin): Insert statements before calling mark_new_vars_to_rename. * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS. (copy_prop_visit_cond_stmt): Use generic interface. * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the annotation in table. (thread_across_edge): Use generic interface. (initialize_hash_element): Initialzie with stmt, not annotation. (eliminate_redundant_computations): Use generic interface. (record_equivalences_from_stmt): Pass stmt, not annotation. (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic interface. * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS. * tree-ssa-loop-ivopts.c (find_invariants_stmt, find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use generic operand interface. * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic interface. * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand Interface. * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type. (build_defs, build_uses, build_v_may_defs, build_vuses, build_v_must_defs): Change type to struct opbuild_list_d. (ops_active): New. Operands active boolean. (operand_memory, operand_memory_index): New. Operand memory managers. (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype, allocate_vuse_optype, allocate_v_must_def_optype): Delete. (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs): Change from functions to static variable list heads. (opbuild_initialize_virtual): New. Initialize a virtual build list. (opbuild_initialize_real): New. Initialize a virtual build list. (opbuild_free): New. Free a build list. (opbuild_num_elems): New. Number of items in a list. (opbuild_append_real): New. Add a real (tree *) operand. (opbuild_append_virtual): New. Add and sort a virtual (tree) operand. (opbuild_first): New. Return first element index in a list. (opbuild_next): New. Return next element in a list. (opbuild_elem_real): New. Return real element. (opbuild_elem_virtual): New. Return virtual element. (opbuild_elem_uid): New. Return UID of virtual element. (opbuild_clear): New. Reset an operand list. (opbuild_remove_elem): New. Remove an element form a list. (ssa_operands_active): New. Return true if operand cache is active. (init_ssa_operands, fini_ssa_operands): Initialize new implementation. (ssa_operand_alloc): New. Allocate memory from an operand chunk. (correct_use_link): Use use_operand_p. (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation. (cleanup_v_may_defs): Use new implmentation. (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New implementation. (append_def, append_use, append_v_may_def, append_vuse, append_v_must_def): Call opbuild_append routine instead of using varray. (build_ssa_operands): Simplify to simply use stmt, don't maintain a global parse_old_ops variable. (free_ssa_operands): New implementation. (update_stmt_operands): Move. Change argument to build_ssa_operands. (copy_virtual_operands): Move. New generic implementation. (create_ssa_artficial_load_stmt): Move. New implementation. (swap_tree_operands): Update for new implementation. (get_expr_operands): Add stmt parameter to calls to swap_tree_operands. (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list rather than a varray. (verify_imm_links): Use use_operand_p. (dump_immediate_uses_for): If the immediate use variable is a virtual variable, show the virtual ops in the stmt. * tree-ssa-operands.h (def_operand_p): No longer a structure. (NULL_DEF_OPERAND_P): Now a #define. (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d, vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete. (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d, mustdef_optype_d): New. Use Linked list representation. (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk. (struct ssa_operand_memory_d): New. Allocated Chunk node. (struct stmt_operands_d): Change to new pointers that are not GTY. (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP, STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT, SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP, STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT, SET_V_MUST_DEF_KILL): Delete. (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT, V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*. (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT, V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*. (enum ssa_op_iter_type): Operand iterator typechecking values. (struct ssa_operand_iterator_d): Use linked lists of operands. (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL. (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND, FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef. (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments. (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses. (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs. (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND, SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New. * tree-ssa-opfinalize.h: New. Function templates for expansion. (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef, alloc_vuse, and alloc_mustdef. (FINALIZE_FUNC): Expands into finalize_ssa_def_ops, finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops, and finalize_ssa_v_must_def_ops. * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add. (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass stmt around. (compute_avail): Use generic iterator interface. * tree-ssa-propagate.c (first_vdef): Use generic operand interface. (stmt_makes_single_load, stmt_makes_single_store): Use ZERO_SSA_OPERANDS. * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS. (statement_sink_location): Use generic interface. * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface. (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and reset the immediate use link nodes. (stmt_references_memory_p): Use ZERO_SSA_OPERANDS. * tree-ssanames.c (make_ssa_name): Use use_operand_p. * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS. (eliminate_tail_call): Use generic operand interface. * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS. (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic interface. * tree-vect-transform.c (update_vuses_to_preheader): Use generic interface. * tree-vectorizer.c (rename_variables_in_bb): Use generic interface. * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of vuse_optype. (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add): Use statement pointer instead of vuse_optype. Use generic interface. * tree-vrp.c (maybe_add_assert_expr): Use generic interface. (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS. * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d. (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d. * doc/tree-ssa.texi: Update documentation for operand interface. 2005-05-03 Nathan Sidwell * config/darwin.c (machopic_define_symbol): Use gcc_assert or gcc_unreachable as appropriate. (machopic_function_base_name, machopic_indirect_data_reference, machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise. * config/host-darwin.c (darwin_gt_pch_use_address): Likewise * config/rs6000/altivec.md (*mov_internal, build_vector_mask_for_load): Likewise. * config/rs6000/darwin.md (movdf_low_si, movdf_low_di, *call_nonlocal_darwin64, *call_value_nonlocal_darwin64, *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise. * config/rs6000/predicates.md (easy_fp_constant, logical_operand): Likewise. * config/rs6000/rs6000.c (spe_expand_predicate_builtin, compute_save_world_info, rs6000_emit_prologue, rs6000_output_mi_thunk): Reword comments to avoid 'abort'. * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort directly. 2005-05-03 Uros Bizjak PR middle-end/21282 * convert.c (convert_to_integer): Convert ceil and floor in c99 mode only. 2005-04-29 Geoffrey Keating PR target/20813 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create define_insn_and_split. Split only when memory operand is offsettable. Use adjust_address rather than plus_constant. (floatunssidf2_internal): Likewise. (fix_truncdfsi2_internal): Split only when memory operand is offsettable. Use adjust_address rather than plus_constant. (fix_trunctfsi2_internal): Likewise. (floatsidf2_internal): Likewise. 2005-05-02 Diego Novillo * tree-vrp.c (set_value_range_to_nonnull): Declare inline. (set_value_range_to_null): Likewise. (set_value_range_to_varying): New function. Use it in all call sites that used to call set_value_range (vr, VR_VARYING, ...). (extract_range_from_assert): If the integral type has a super-type, and LIMIT is not within MIN and MAX values of that type, set the resulting range to VR_VARYING. 2005-05-02 Hans-Peter Nilsson * config/mmix/mmix.opt: New file. * config/mmix/mmix.h: Move options-related comments to mmix.opt. (mmix_cc1_ignored_option): Don't declare. (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU) (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND) (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS) (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN) (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU, (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION) (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT) (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES): Don't define. (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_... * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove. (TARGET_DEFAULT_TARGET_FLAGS): Override default. 2005-05-02 Joseph S. Myers PR c/15698 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New. * c-decl.c (current_function_prototype_built_in, current_function_prototype_arg_types): New. (merge_decls): Keep source location of prototype followed by nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE. (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE. (start_function): Always set current_function_prototype_locus, current_function_prototype_built_in and current_function_prototype_arg_types. Check for external prototype whether or not visible for external function and set current_function_prototype_arg_types accordingly. (store_parm_decls_oldstyle): Use current_function_prototype_arg_types for checking old-style definition against prototype. Give warnings only if current_function_prototype_built_in). 2005-05-02 Daniel Jacobowitz * ggc.h (ggc_alloc_zone_pass_stat): New macro. (ggc_alloc_zone_stat): Don't define. * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use ggc_alloc_zone_pass_stat. * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise. * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat) (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise. 2005-05-02 Daniel Jacobowitz * calls.c (expand_call): Handle current_function_pretend_args_size when checking for sibcalls. 2005-05-02 Kazu Hirata PR tree-optimization/21294 * tree-vrp.c (vrp_expr_computes_nonzero): New. (extract_range_from_expr): Call vrp_expr_computes_nonzero. 2005-05-02 Janis Johnson PR 19985 * gcov-io.h: Declare gcov external functions hidden. 2005-05-02 Kazu Hirata * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence, record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis): Use VEC instead of VARRAY. (equiv_free): New. * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor out common code. 2005-05-02 Paolo Bonzini * c-common.c (resolve_overloaded_builtin): Forward to target hook for BUILT_IN_MD built-ins. * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin for all types of built-in. * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it in the definition of the target hooks struct. * target.h (struct gcc_target): Add resolve_overloaded_builtin. * config/rs6000/altivec.h: Rewritten. * config/rs6000/rs6000-c.c (struct altivec_builtin_types, altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin, rs6000_builtin_type, rs6000_builtin_type_compatible, altivec_overloaded_builtins, rs6000_builtin_type, rs6000_builtin_type_compatible): New. * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls): New. (def_builtin): Turn into a function. Check for duplicates and store the builtin into rs6000_builtin_decls. (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg, bdesc_1arg): Add overloaded builtins. (altivec_expand_builtin): Check for unresolved overloaded builtins, do not support ALTIVEC_COMPILETIME_ERROR. (rs6000_init_builtins): Add opaque 128-bit vector, and internal nodes to represent front-end types. (altivec_init_builtins, rs6000_common_init_builtins): Create builtins with opaque arguments and/or return values. * config/rs6000/rs6000.h (enum rs6000_builtins): Remove ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins. (rs6000_builtin_type_index): New. (is_ev64_opaque_type): Rename to... (rs6000_is_opaque_type): ... this. (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin target hook. 2005-05-02 Kazu Hirata * function.c (reorder_blocks, reorder_blocks_1): Use VEC instead of VARRAY. 2005-05-02 Nathan Sidwell Bernd Schmidt * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p, print_address_operand, print_operand, legitimize_pic_address, asm_conditional_branch, bfin_gen_compare, output_push_multiple, output_pop_multiple): Use gcc_assert or gcc_unreachable as appropriate. * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise. 2005-05-02 Dorit Naishlos * doc/passes.texi: Document vectorization pass. 2005-05-02 Kazu Hirata * tree-scalar-evolution.c (get_exit_conditions_rec, select_loops_exit_conditions, number_of_iterations_for_all_loops, analyze_scalar_evolution_for_all_loop_phi_nodes, scev_analysis): Use VEC instead of VARRAY. 2005-05-02 Michael Matz PR c++/19542 * c-common.c (c_common_nodes_and_builtins): Create global null_node. (warn_strict_null_sentinel): Define. (check_function_sentinel): Check for null_node as valid sentinel too. * c-common.h (c_tree_index): Added CTI_NULL. (null_node) Define global_tree[CTI_NULL]. (warn_strict_null_sentinel): Declare. * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel. * c.opt: (Wstrict-null-sentinel): New C++ option. * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel. 2005-05-01 Kazu Hirata * gimplify.c (gimplify_compound_lval): Use VEC instead of VARRAY. * global.c (calculate_reg_pav): Use VEC instead of VARRAY. * dwarf2out.c (decl_scope_table, push_decl_scope, pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC instead of VARRAY. 2005-05-01 Mark Mitchell PR C++/14391 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1 if !flag_weak. * doc/cpp.texi (__DEPRECATED): Document. (__EXCEPTIONS): Likewise. (__GXX_WEAK__): Likewise. * function.c (INVOKE__main): Do not define. (expand_main_function): Check HAS_INIT_SECTION when determining whether or not to call __main. 2005-05-01 Kazu Hirata * tree-ssa-loop-ivopts.c: Fix a comment typo. 2005-01-05 Paul Brook * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define. (INITIALIZE_TRAMPOLINE): Use it. * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove. * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove. * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove. 2005-05-01 Gerald Pfeifer * doc/install.texi (Specific): Omit dots in the @anchors names for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7. Omit underscores for x86_64-*-* and the "all ELF targets" entry. 2005-05-01 Zdenek Dvorak PR tree-optimization/18316 PR tree-optimization/19126 * tree.c (build_int_cst_type): Avoid shift by size of type. * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step argument. * tree-scalar-evolution.h (simple_iv): Declaration changed. * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on field. (dump_cand): Dump depends_on information. (determine_biv_step): Add argument to simple_iv call. (contains_abnormal_ssa_name_p): Handle case expr == NULL. (find_bivs, find_givs_in_stmt_scev): Do not require step to be a constant. (add_candidate_1): Record depends_on for candidates. (tree_int_cst_sign_bit, constant_multiple_of): New functions. (get_computation_at, get_computation_cost_at, may_eliminate_iv): Handle ivs with nonconstant step. (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions. (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on. (create_new_iv): Unshare the step before passing it to create_iv. (free_loop_data): Free cand->depends_on. (build_addr_strip_iref): New function. (find_interesting_uses_address): Use build_addr_strip_iref. (strip_offset_1): Split the recursive part from strip_offset. Strip constant offset component_refs and array_refs. (strip_offset): Split the recursive part to strip_offset_1. (add_address_candidates): Removed. (add_derived_ivs_candidates): Do not use add_address_candidates. (add_iv_value_candidates): Add candidates with stripped constant offset. Consider all candidates with initial value 0 important. (struct affine_tree_combination): New. (aff_combination_const, aff_combination_elt, aff_combination_scale, aff_combination_add_elt, aff_combination_add, tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree, fold_affine_sum): New functions. (get_computation_at): Use fold_affine_sum. * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step. * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument to simple_iv call. 2005-04-30 Michael Matz * config/i386/i386.md (movmemsi): Also active when TARGET_INLINE_ALL_STRINGOPS. 2005-04-30 Eric Botcazou PR bootstrap/20633 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch). 2005-04-30 Paul Brook * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in thumb mode. * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__. * config/arm/ieee754-sf.S: Ditto. * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__. (FUNC_ALIAS): Use .thumb_set for thumb routines. 2005-04-30 Kazu Hirata * tree-ssanames.c: Fix a comment typo. * doc/options.texi: Fix a typo. 2005-04-30 Nathan Sidwell * config/h8300/h8300.c (byte_reg): Use gcc_assert and gcc_unreachable as appropriate. (split_adds_subs, cond_string, print_operand, h8300_initial_elimination_offset, h8300_classify_operand, h8300_unary_length, h8300_short_immediate_length, h8300_bitfield_length, h8300_binary_length, h8300_insn_length_from_table, compute_mov_length, output_plussi, compute_plussi_length, compute_plussi_cc, output_logical_op, compute_logical_op_length, compute_logical_op_cc, output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p, output_a_shift, compute_a_shift_length, compute_a_shift_cc, output_a_rotate, compute_a_rotate_length, fix_bit_operand, h8300_regs_ok_for_stm): Likewise. * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300, monitor_prologue): Likewise. 2005-04-30 Kazu Hirata * loop-invariant.c (invariants, create_new_invariant, get_inv_cost, best_gain_for_invariant, find_invariants_to_move, move_invariants, init_inv_motion_data, free_inv_motion_data): Use VEC instead of VARRAY. 2005-04-29 Richard Henderson * function.c (instantiate_decls): Remove valid_only argument. (instantiate_decls_1, instantiate_decl): Likewise. (instantiate_virtual_regs_1): Delete. (instantiate_virtual_regs_lossage): Delete. (instantiate_virtual_regs_in_rtx): New. (safe_insn_predicate): New. (instantiate_virtual_regs_in_insn): New. (instantiate_virtual_regs): Update to match all that. Only run instantiate_decls once. 2005-04-29 Richard Henderson Daniel Jacobowitz * gengtype.c (write_func_for_structure): Split out ... (output_type_enum): ... new function. Fix thinko accessing TYPE_PARAM_STRUCT data. 2005-04-29 Tom Tromey * tree.c (build_block): Removed unused 'tags' argument. * tree.h (build_block): Removed argument. 2005-04-29 Michael Matz PR rtl-optimization/21144 * postreload.c (reload_cse_move2add): Check for VOIDmode. 2005-04-29 Bob Wilson * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable flag_reorder_blocks. 2005-04-28 Kazu Hirata PR tree-optimization/21030 * tree-vrp.c (adjust_range_with_scev): Do not create invalid ranges where VR->MAX is smaller than VR->MIN. 2005-04-29 Devang Patel PR tree-optimization/21272 PR tree-optimization/21266 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o. 2005-04-29 Kazu Hirata * tree-flow-inline.h: Fix a comment typo. * doc/tree-ssa.texi: Fix a typo. * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos. 2005-04-29 Nathan Sidwell * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and gcc_unreachable as appropriate. (fr30_expand_epilogue, fr30_setup_incoming_varargs, fr30_print_operand, fr30_move_double): Likewise. * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise. 2005-04-29 Mark Mitchell * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a definition has already been provided. (ARM_EABI_DTORS_SECTION_OP): Likewise. * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define. (ARM_EABI_DTORS_SECTION_OP): Likewise. 2005-04-29 Jim Tison * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter trace hooks calls to improve performance. 2005-04-29 Julian Brown Mark Mitchell Paul Brook * crtstuff.c: Handle targets that use .init_array. * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure that INVOKE__main is set correctly. (expand_main_function): Test INVOKE__main. * libgcc2.c: Do not define __main when using .init_array. * config/arm/arm.c (arm_elf_asm_constructor): New function. * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized libgcc version. (DTORS_SECTION_ASM_OP): Likewise. (CTOR_LIST_BEGIN): Define specially when in libgcc. (CTOR_LIST_END): Likewise. (DTOR_LIST_BEGIN): Likewise. (DTOR_LIST_END): Likewise. * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it. (FINI_SECTION_ASM_OP): Likewise. (INIT_ARRAY_SECTION_ASM_OP): Define. (FINI_ARRAY_SECTION_ASM_OP): Likewise. * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define. (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets. * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document. (FINI_ARRAY_SECTION_ASM_OP): Likewise. 2005-04-29 Nathan Sidwell * config/m68k/m68k.c (m68k_initial_elimination_offset): Use gcc_assert and gcc_unreachable as appropriate. (output_dbcc_and_branch, output_scc_di, legitimize_pic_address, const_int_cost, output_move_const_into_data_reg, output_move_qimode, output_move_double, find_addr_reg, print_operand, print_operand_address): Likewise. * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2, absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev, *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2, conditional_trap): Likewise. * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code. 2005-04-29 Nathan Sidwell * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and gcc_unreachable as appropriate. (gen_conditional_move, xtensa_split_operand_pair, xtensa_split_operand_pair, xtensa_copy_incoming_a7, xtensa_copy_incoming_a7, xtensa_copy_incoming_a7, xtensa_copy_incoming_a7, xtensa_output_literal, xtensa_output_literal, xtensa_output_literal): Likewise. * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise. * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse, *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0, movsicc_internal1, movsfcc_internal0, movsfcc_internal1): Likewise. 2005-04-28 James E Wilson * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment. (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries. 2005-04-28 DJ Delorie * opt-functions.awk (var_set): Emit proper initializer for non-target bitfields. 2005-04-28 Devang Patel * dbxout.c (have_used_extensions): Remove. (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of have_used_extensions. 2005-04-28 James E Wilson * doc/install.texi: Update -enable-languages info. Correct path to html docs. 2005-04-28 DJ Delorie * optc-gen.awk (END): Make sure no variable is defined more than once. * opth-gen.awk (END): Allocate bits on a per-variable basis. Allow for bitfield variables other than target_flags. * doc/options.text (Mask): Document that you may specify a variable other than target_flags. 2005-04-28 Martin Koegler PR rtl-optimization/18877 * reload.c (decompose) : Handle pseudo reg number in val.start. 2005-04-28 David Edelsohn PR target/20813 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add MASK_PPC_GFXOPT. * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same. * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same. * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same. 2005-04-28 Richard Earnshaw * arm.c (legitimize_pic_address): Fix sense of assertion test for creating pseudos when the base offset is too large. 2005-04-28 Kazu Hirata * global.c (earlyclobber_regclass): Change the type to VEC(int,heap). (check_earlyclobber): Update uses of earlyclobber_regclass. (mark_reg_use_for_earlyclobber): Likewise. (calculate_local_reg_bb_info): Allocate and free earlyclobber_regclass using the VEC API. 2005-04-28 Nathan Sidwell * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus assert. 2005-04-28 Kazu Hirata * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of (*targetm.foo). * config.gcc: Obsolete c4x-* and tic4x-*. * tree.h (edge_def): Remove. * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c, function.c, global.c, lcm.c, loop-invariant.c, optabs.c, reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P where appropriate. * attribs.c, c-pragma.c, caller-save.c, cfghooks.h, coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c, errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c, genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def, integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c, machmode.def, mips-tfile.c, params.c, pretty-print.c, print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h, tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c, config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md, config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h, config/i386/cygming.h, config/i386/djgpp.h, config/i386/lynx.h, config/i386/netware.c, config/i386/winnt.c, config/ia64/ia64-c.c, config/iq2000/iq2000.c, config/m32r/little.h, config/m68k/m68k-protos.h, config/m68k/m68k.h, config/m68k/m68k.md, config/mcore/mcore.c, config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md, config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c, config/mn10300/mn10300.h, config/ns32k/netbsd.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa-hpux11.h, config/pdp11/pdp11.c, config/pdp11/pdp11.h, config/rs6000/darwin.h, config/rs6000/default64.h, config/rs6000/rs6000-c.c, config/s390/2064.md, config/s390/2084.md, config/s390/s390-modes.def, config/s390/s390-protos.h, config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c, config/stormy16/stormy16.c, config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h, config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update copyright. 2005-04-28 Joseph S. Myers * c-typeck.c (build_compound_expr): Correct logic in last change. 2005-04-27 James E. Wilson * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond parameters. Replace conditional move code with assert checking for ar.lc. Delete obsolete comments. (set_src_needs_barrier): Delete cond parameter, and code using it. (rtx_needs_barrier): Delete initialization of cond. Fix typo in assert checking for PR_REGS. Fix calls to update_set_flags and set_src_needs_barrier. (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all callers. Rewrite explanatory comment before the function. (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p. Fix all callers. 2005-04-27 Mike Stump * doc/cpp.texi: gcc now implements universal character names. 2005-04-27 Joseph S. Myers PR c/21159 * c-typeck.c (build_compound_expr): Don't warn for left-hand side being a compound expression whose right-hand side is cast to void. 2005-04-27 Caroline Tice * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges): Remove targetm.have_named_sections test. (fix_edges_for_rarely_executed_code): Likewise. (insert_section_boundary_note): Likewise. (reorder_basic_blocks): Check partitioning flag before calling verify_hot_cold_block_grouping. * dbxout.c (dbxout_function_end): Get hot/cold section labels from the function struct rather than global variables. * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro. (COLD_END_LABEL): Likewise (cold_text_section_label): New static global variable. (cold_end_label): Likewise. (dwarf2out_switch_text_section): Get hot/cold section labels from the function struct rather than global variables; test to make sure cfun is defined. (output_aranges): Use cold_text_section_label and cold_end_label; check partitioning flag before putting out delta. (output_ranges): Remove incorrect code attempting to use hot/cold labels. (output_line_info): Get cold section label from function struct; test to make sure cfun is defined. (add_location_or_const_value_attribute): Likewise. (dwarf2out_var_location): Likewise. (dwarf2out_init): Generate cold_text_section_label and cold_end_label; write out cold_text_section_label if partition flag is set. (dwarf2out_finish): Write out cold_end_label if partition flag is set; * function.h (struct function): Add new fields to point to hot/cold section labels: hot_section_label, cold_section_label, hot_section_end_label and cold_section_end_label; also add new field for cold text section name, unlikely_text_section_name. * opts.c (decode_options): Turn off partitioning flag if !targetm.have_named_sections. * output.h (hot_section_label): Remove. (hot_section_end_label): Remove. (cold_section_end_label): Remove. (unlikely_section_label): Remove. (unlikely_text_section_name): Remove. * passes.c (rest_of_handle_final): Remove extra blank line. * varasm.c (unlikely_section_label): Remove. (hot_section_label): Remove. (hot_section_end_label): Remove. (cold_section_end_label): Remove. (unlikely_text_section_name): Remove. (initialize_cold_section_name): Modify to call targetm.strip_name_encoding; to store cold section name in current function struct, if it exists; and to only use the decl_section_name if flag_named_sections is true. (unlikely_text_section): Modify to get section name out of current function struct, if there is one; otherwise build it from UNLIKELY_EXECUTED_TEXT_SECTION_NAME. (in_unlikely_text_section): Likewise. (named_section): Modify to get/put cold section name in current function struct, if there is one. (function_section): Change 'bool unlikely' to 'int reloc'; check targetm.have_named_sections before calling named_section. (current_function_section): Likewise. (assemble_start_function): Modify to get/put unlikely_text_section_name in current function struct; modify to get hot/cold section labels from function struct; initialize labels using ASM_GENERATE_INTERNAL_LABEL; test partitioning flag before writing out hot section label. (assemble_end_function): Test partitioning flag before writing out hot/cold section labels. (default_section_type_flags_1): Get cold text section name from function struct if there is one; Set flags correctly for cold text section if there is not a current function struct. 2005-04-27 Richard Guenther * tree-ssa-propagate.c (set_rhs): Revert last change. 2005-04-27 Steve Ellcey * explow.c (convert_memory_address): Add gcc_assert. 2005-04-27 Mark Mitchell * configure.ac: Check for ld --sysroot support. * gcc.c: Document %R specifier for specs. (SYSROOT_SPEC): New macro. (sysroot_spec): New variable. (static_specs): Add sysroot_spec. (main): Pass the sysroot spec to the linker if appropriate. * configure: Regenerated. * config.in: Likewise. 2005-04-27 Richard Guenther * fold-const.c (fold_binary): Use build_fold_addr_expr for address calculation and INDIRECT_REF handling. 2005-04-27 Andrew Haley * postreload-gcse.c (hash_scan_set): Remove bogus assertion. 2005-04-27 Nathan Sidwell * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame pointer when thumb backtracing is on. * config/fp-bit.c (abort): Revert change. 2005-04-27 Ian Lance Taylor * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P. 2005-04-27 Kazu Hirata * tree-ssa-dce.c: Fix a comment typo. 2005-04-27 David S. Miller * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA): Kill setjmpless_size. current_function_calls_setjmp is completely computed when we are called, so just use the optimized size value instead of using REG_SAVE_AREA notes. (optimize_save_area_alloca): Delete.... * rtl.h (optimize_save_area_alloca): Likewise... * passes.c (rest_of_compilation): and don't call it any more. * reg-notes.def (SAVE_AREA): Delete. 2005-04-27 Nathan Sidwell * config/fp-bit.c (abort): Add noreturn attribute. * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and gcc_unreachable as appropriate. (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise. * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise. 2005-04-27 Paolo Bonzini * tree-complex.c (expand_vector_operations_1): Do not build VIEW_CONVERT_EXPR's for the lhs. 2005-04-27 Nathan Sidwell * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove unnecessary noncanonical RTL handling. * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use gcc_assert and gcc_unreachable. * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and gcc_unreachable as appropriate. (THUMB_PRINT_OPERAND_ADDRESS): Likewise. * config/arm/arm.c (arm_override_options, arm_compute_func_type, use_return_insn, const_ok_for_op, arm_gen_constant, arm_canonicalize_comparison, legitimize_pic_address, thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1, arm_cirrus_insn_p, cirrus_reorg, minmax_code, load_multiple_sequence, emit_ldm_seq, store_multiple_sequence, emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode, arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi, move_minipool_fix_forward_ref, move_minipool_fix_backward_ref, dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg, fp_immediate_constant, fp_const_from_val, vfp_output_fstmx, output_call, output_mov_long_double_fpa_from_arm, output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa, output_move_double, arithmetic_instr, shift_op, int_log2, output_return_instruction, arm_output_function_prologue, arm_output_epilogue, arm_output_function_epilogue, emit_multi_reg_push, arm_get_frame_offsets, arm_compute_initial_elimination_offset, arm_expand_prologue, arm_print_operand, arm_assemble_integer, get_arm_condition_code, arm_final_prescan_insn, arm_init_iwmmxt_builtins, arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p, thumb_compute_initial_elimination_offset, thumb_output_function_prologue, thumb_load_double_from_address, thumb_output_move_mem_multiple, thumb_reload_out_hi, arm_emit_vector_const, arm_dbx_register_number): Likewise. * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise. * config/arm/arm.md (thumb_extendhisi2, *thumb_extendhisi2_insn_v6, *thumb_extendqisi2, *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn, thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise. * config/arm/cirrus.md (*cirrus_arm_movdi, *cirrus_movdf_hard_insn): Likewise. * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise. 2005-04-27 Kazu Hirata * tree-flow.h (ssa_names): Change the type to VEC(tree,gc). (num_ssa_names): Use VEC_length. (ssa_names): Use VEC_index. * tree-ssanames.c (ssa_names): Change the type to VEC(tree,gc). (init_ssanames, fini_ssa_names, make_ssanames, release_ssa_name): Update uses of ssa_names. * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c: Use fold_buildN instead of fold (buildN (...)). 2005-04-27 Devang Patel * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions. 2005-04-27 Matt Thomas Jan-Benedict Glaw * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup. (vax_output_mi_thunk): Ditto. (vax_notice_cc_update): Ditto. (INDEX_REGISTER_P): Add trailing \. (BASE_REGISTER_P): Add trailing \. (legitimate_address_p): Whitespace cleanup. Remove trailing \. 2005-04-27 Richard Guenther * tree-ssa-propagate.c (set_rhs): Check operand of ADDR_EXPR for gimpliness, too. 2005-04-27 Kazu Hirata * tree-ssa-pre.c: Fix a comment typo. 2005-04-27 Zdenek Dvorak PR tree-optimization/21171 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not record address uses if the reference is volatile. 2004-04-27 Paolo Bonzini * tree-complex.c (expand_vector_operation): New, extracted from expand_vector_operations_1. (tree_vec_extract): Build a NOP_EXPR. (expand_vec_parallel): Do not care about returning the correct type. (expand_vector_operations_1): Call expand_vector_operation. Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs. * tree-complex.c (gate_expand_vector_operations): New. (pass_lower_vector_ssa): Use it. * tree-optimize.c (init_tree_optimization_passes): Include pass_lower_vector_ssa. * tree-vect-transform.c (vect_min_worthwhile_factor): New. (vectorizable_operation): Use it. * tree-vectorizer.c (get_vectype_for_scalar_type): Accept integer modes for the vector type. * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD. * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Do not cope with UNITS_PER_SIMD_WORD == 0. * tree-vectorizer.c (get_vectype_for_scalar_type): Check if the scalar type is not bigger than UNITS_PER_SIMD_WORD. (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0. * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD. * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise. * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise. * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise. * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove. * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove. * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove. * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately. (UNITS_PER_SIMD_WORD): New. 2005-04-27 Nathan Sidwell * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and gcc_unreachable as appropriate. (ia64_expand_load_address, ia64_expand_tls_address, ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare, ia64_expand_vecint_compare, ia64_expand_vecint_minmax, next_scratch_gr_reg, ia64_initial_elimination_offset, ia64_expand_prologue, ia64_expand_epilogue, ia64_output_dwarf_dtprel, ia64_print_operand, ia64_register_move_cost, first_instruction, rws_access_regno, update_set_flags, rtx_needs_barrier, group_barrier_needed_p, ia64_sched_init, ia64_variable_issue, ia64_first_cycle_multipass_dfs_lookahead_guard, ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling, ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set, process_for_unwind_directive, ia64_hpux_file_end): Likewise. * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise. * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise. * config/ia64/predicates.md (got_symbolic_operand, sdata_symbolic_operand): Likewise. * config/ia64/vect.md (vcondv2sf): Likewise. 2005-04-27 Matt Thomas * config/vax/vax.c (legitimate_constant_address_p): New. Formerly CONSTANT_ADDRESS_P in config/vax/vax.h (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h. (INDEX_REGISTER_P): New. (BASE_REGISTER_P): New. (indirectable_constant_address_p): New. Adapted from INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P. (indirectable_address_p): New. Adapted from INDIRECTABLE_ADDRESS_P in vax.h. (nonindexed_address_p): New. Adapted from GO_IF_NONINDEXED_ADDRESS in vax.h. (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h. (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h. (legitimate_address_p): New. Adapted from GO_IF_LEGITIMATE_ADDRESS in vax.h. (vax_mode_dependent_address_p): New. Adapted from GO_IF_MODE_DEPENDENT_ADDRESS in vax.h. * config/vax/vax.h (CONSTANT_ADDRESS_P): Use legitimate_constant_address_p. (CONSTANT_P): Use legitimate_constant_p. (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed. (INDIRECTABLE_ADDRESS_P): Removed. (GO_IF_NONINDEXED_ADDRESS): Removed. (INDEX_TEMP_P): Removed. (GO_IF_REG_PLUS_INDEX): Removed. (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two definitions, depending on whether REG_OK_STRICT is defined. (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p. Two definitions, depending on whether REG_OK_STRICT is defined. * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype added. (legitimate_constant_p): Prototype added. (legitimate_address_p): Prototype added. (vax_mode_dependent_address_p): Prototype added. 2005-04-27 Kazu Hirata * tree.h (phi_arg_d): Expand a comment in phi_arg_d. 2005-04-27 Joseph S. Myers PR c/21213 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of transparent union. 2005-04-27 Joseph S. Myers PR c/20740 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not assertion failures, if __gcc_host_wide_int__ is not properly defined. (init_dynamic_diag_info): Give errors, not assertion failures, if location_t, tree or __gcc_host_wide_int__ are not properly defined. 2005-04-26 Kazu Hirata * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset, n_iv_uses, iv_use, n_iv_cands, iv_cand, tree_ssa_iv_optimize_init, record_use, add_candidate_1, prepare_decl_rtl, free_loop_data, tree_ssa_iv_optimize_finalize): Use the VEC API instead of VARRAY. * tree.h (tree_phi_node): Add a comment about the order of PHI arguments. 2005-04-26 Paul Brook * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form. 2005-04-26 Nathan Sidwell * config/mips.mips.c (mips_legitimize_tls_address): Use gcc_unreachable. * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert. * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'. * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise. * config/sparc/sparc.h (enum reg_class): Reword comment to avoid 'abort'. 2005-04-26 Jeff Law * tree-flow-inline.h (op_iter_next_must_and_may_def): New. (op_iter_init_must_and_may_def): Likewise. (unmodifiable_var_p): Move to a later point in the file. * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New. * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed. (dse_record_phis): Directly check for virtual operands rather than using need_imm_uses_for. (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where store has multiple V_{MAY,MUST}_DEF operands. 2005-04-26 Andrew MacLeod * tree-cfg.c (bsi_replace): Delink immediate uses for the original stmt. 2005-04-26 Kazu Hirata * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a call to find_edge outside a loop to go through a PHI chain. 2004-04-26 Richard Guenther PR tree-optimization/17598 * fold-const.c (fold_binary): Fold comparisons of addresses of COMPONENT_REFs which reference the same field to comparisons of the addresses of the base objects. 2005-04-26 Julian Brown * config/arm/arm.c (arm_return_in_msb): New function. (arm_must_pass_in_stack): New function. (TARGET_RETURN_IN_MSB): Define target hook. (TARGET_MUST_PASS_IN_STACK): Define target hook. (arm_function_value): Pad small aggregate return. (arm_pad_arg_upward): New function. (arm_pad_reg_upward): New function. * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values. (FUNCTION_ARG_PADDING): Define macro. (BLOCK_REG_PADDING): Define macro. (PAD_VARARGS_DOWN): Correct padding for AAPCS. * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function. (arm_pad_reg_upward): Declare function. 2005-04-26 Kazu Hirata * basic-block.h (ei_cond): New. (FOR_EACH_EDGE): Call ei_cond. PR tree-optimization/21047 * fold-const.c (fold_binary): Abort on ASSERT_EXPR. (fold): Don't handle ASSERT_EXPR. 2005-04-25 Roger Sayle * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat all writes to any stack register as a read/write dependency on FIRST_STACK_REG. (sched_analyze_2): Likewise, for reads from any stack register. 2005-04-25 Richard Henderson * final.c (output_addr_const): Revert 2005-04-09 change. 2005-04-25 Mike Stump * config/darwin.c (darwin_encode_section_info): Always set MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols. 2005-04-25 Kaveh R. Ghazi * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c, gensupport.c, protoize.c, toplev.c: Replace calls to `unlock_stream' with `unlock_std_streams'. 2005-04-25 Devang Patel * dbxout.c (dbxout_type): Emit attribute vector. 2005-04-05 Paul Brook * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define. * target.h (struct gcc_target): Add cxx.use_aeabi_atexit. * config/arm/arm.c (arm_cxx_atexit_name): New function. (TARGET_CXX_USE_AEABI_ATEXIT): New macro. * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit. (register_dtor_fn): Likewise. * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT. 2005-04-25 Ian Lance Taylor * c-common.def (EXPR_STMT): Remove, moved to C++ frontend. * c-common.h (EXPR_STMT_EXPR): Don't define. (c_common_stmt_codes): Don't define. * c-dump.c (c_dump_tree): Remove EXPR_STMT case. * c-gimplify.c (gimplify_expr_stmt): Remove. (c_gimplify_expr): Remove EXPR_STMT case. * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call to INIT_STATEMENT_CODES. * c-pretty-print.c (pp_c_statement): Just call dump_generic_node. 2005-04-25 Jan Hubicka * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too. * except.c: Include diagnostic.h (dump_eh_tree, verify_eh_tree): New functions. * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare. * tree-cfg.c (tree_verify_flow_info): verify eh edges. (dump_function_to_file): dump eh tree. * tree-eh.c (mark_eh_edge): New function. (mark_eh_edge_found_error): New static variable. (verify_eh_edges): New function. 2005-04-25 Nathan Sidwell * tree-ssa-alias.c (fieldoff_t): Remove. (fieldoff_s): typedef the structure itself. Create a vector of objects. (push_fields_onto_fieldstack): Return count of fields pushed. Remove peeling of first field. Adjust. (fieldoff_compare): Adjust. (create_overlap_variables_for): Adjust. 2005-04-25 Joseph S. Myers * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line. 2005-04-25 Joseph S. Myers PR bootstrap/21215 * doc/install.texi: Document correct assembler and linker to use on i?86-*-solaris2.10. 2005-04-25 Steven Bosscher Fix PR tree-optimization/21173 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code. Unshare expression we pass to force_gimple_operand. 2005-04-25 J"orn Rennecke Stephen Clarke Roger Sayle PR rtl-optimization/20413 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of VOIDmode for LABEL_REF. * final.c (shorten_branches): Likewise. * jump.c (mark_all_labels, redirect_exp_1): Likewise. * loop.c (reg_dead_after_loop): Likewise. * varasm.c (decode_addr_const): Likewise. * doc/rtl.texi: Document mode requirement for LABEL_REF. 2005-04-25 Ralf Corsepius * config.gcc (avr-*-*): Remove redundant "case". 2005-04-25 Kazu Hirata * tree-vect-analyze.c (vect_mark_relevant): Take VEC(tree,heap) instead of varray_type as an argument. (vect_mark_stmts_to_be_vectorized): Change the type of worklist to VEC(tree,heap). Adjust uses of worklist. 2005-04-24 Devang Patel * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New. 2005-04-24 Ian Lance Taylor * c-semantics.c (build_stmt): Remove test of specific tree codes for TREE_SIDE_EFFECTS handling. 2005-04-24 Per Bothner * c-opts.c (finish_options): Make the line-number of the location 0, as assumed elsewhere, rather than 1. 2005-04-24 Kazu Hirata * tree-ssa-uncprop.c (equiv_stack): Change the type o VEC(tree,heap). (tree_ssa_uncprop, uncprop_finalize_block, uncprop_initialize_block): Update uses of equiv_stack. 2005-04-24 Richard Henderson PR rtl-opt/21163 * simplify-rtx.c (simplify_binary_operation) : Check for SCALAR_INT_MODE_P instead of not MODE_CC before returning constm1_rtx. : Use CONST0_RTX. : Use CONST0_RTX and CONST1_RTX. : Likewise. 2005-04-24 Kaveh R. Ghazi * collect2.c (main): Unlock the stdio streams. * gcc.c (main): Likewise. * gcov-dump.c (main): Likewise. * gcov.c (main): Likewise. * gen-protos.c (main): Likewise. * gensupport.c (init_md_reader_args_cb): Likewise. * protoize.c (main): Likewise. * toplev.c (general_init): Likewise. 2005-04-24 Jakub Jelinek PR middle-end/20991 * cgraph.h (cgraph_local_info): Add vtable_method field. * varasm.c (mark_decl_referenced): If cgraph_global_info_ready and node is vtable_method, finalized and not reachable, don't do anything. 2005-04-24 Kazu Hirata * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use COMPARISON_CLASS_P. * tree-ssa-pre.c (create_value_expr_from): Use CONSTANT_CLASS_P and REFERENCE_CLASS_P. * tree-ssa-propagate.c (stmt_makes_single_load, stmt_makes_single_store): Use REFERENCE_CLASS_P. * tree-vect-transform.c (vect_is_simple_cond): Use COMPARISON_CLASS_P. * tree-vrp.c (extract_range_from_assert, build_assert_expr_for, fp_predicate, has_assert_expr): Use COMPARISON_CLASS_P. * tree-ssa-live.c (build_tree_conflict_graph): Change the type of tpa_to_clear to VEC(int,heap). Update uses of tpa_to_clear. Free tpa_to_clear at the end. 2005-04-24 Andrew Pinski * tree.h (TREE_THIS_VOLATILE): Document the effect on a function decl. 2005-04-24 Nathan Sidwell * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert and gcc_unreachable as appropriate. (num_insns_constant, output_vec_const_move, build_mask64_2_operands, rs6000_output_dwarf_dtprel, rs6000_emit_set_const, rs6000_emit_move, spe_build_register_parallel, function_arg, rs6000_move_block_from_reg, altivec_expand_predicate_builtin, spe_expand_predicate_builtin, spe_expand_evsel_builtin, rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins, rs6000_common_init_builtins, expand_block_clear, expand_block_move, validate_condition_mode, ccr_bit, extract_MB, extract_ME, rs6000_get_some_local_dynamic_name, rs6000_output_function_entry, print_operand, print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch, output_e500_flip_gt_bit, rs6000_emit_vector_compare, rs6000_emit_vector_compare, rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move, compute_save_world_info, rs6000_stack_info, rs6000_emit_load_toc_table, rs6000_frame_related, spe_synthesize_frame_save, rs6000_emit_epilogue, rs6000_output_function_epilogue, rs6000_hash_constant, output_toc, output_function_profiler, rs6000_trampoline_size, rs6000_initialize_trampoline, find_addr_reg, rs6000_machopic_legitimize_pic_address, rs6000_initial_elimination_offset, rs6000_dbx_register_number): Likewise. * config/rs6000/rs6000.md (*fix_truncdfsi2_internal, *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal, *movti_power, *movti_string, call, call_value, sibcall, sibcall_value): Likewise. * config/rs6000/spe.md (*movdf_e500_double, *movv2si_internal): Likewise. * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort' from comment. 2005-04-24 Richard Henderson PR target/21101 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ... * config/i386/i386.c (ix86_cannot_change_mode_class): ... here. Deny modes smaller than 4 bytes. * config/i386/i386-protos.h: Update. 2005-04-24 Ralf Corsepius * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*. Switch h8300-*-rtems* to ELF. 2005-04-24 Kazu Hirata * vec.h (VEC_safe_grow): Replace grow with safe_grow. 2005-04-23 Kazu Hirata * ipa-inline.c, tree-ssa-operands.h: Fix comment typos. 2005-04-23 Richard Guenther PR middle-end/21082 * fold-const.c: Fold &a[i]-&a[j] to i-j. 2005-04-23 Zdenek Dvorak * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple definitions of ssa names in condition. Split recusive part to ... (tree_simplify_using_condition_1): New function. (expand_simple_operations): New function. 2005-04-23 Zdenek Dvorak * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field. (find_interesting_uses_cond): Do not use integer_zerop and integer_nonzerop to check for integer constants. (set_use_iv_cost): Record the value field. (determine_use_iv_cost_generic, determine_use_iv_cost_address, determine_use_iv_cost_outer): Set the value field of the cost pair. (may_eliminate_iv): Do not return the comparison code. (iv_elimination_compare): New function. (determine_use_iv_cost_condition): Set the value field. Record noneliminable invariants correctly. (rewrite_use_compare, rewrite_use_outer): Use the value field. 2005-04-23 DJ Delorie * diagnostic.c (warning): Accept parameter to classify warning option. (warning0): New, for when a pointer to an error() like function is needed. * errors.c (warning): Likewise. * errors.h (warning, warning0): Adjust prototypes. * toplev.h (warning, warning0): Likewise. * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c, c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c, c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c, fold-const.c, fortran/trans-decl.c, function.c, gcse.c, genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c, tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c, tree-ssa.c, tree.c, varasm.c: Adjust warning() callers. * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c, config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c, config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c, config/darwin.c, config/darwin.h, config/h8300/h8300.c, config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c, config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c, config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h, config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h, config/rs6000/aix52.h, config/rs6000/darwin.h, config/rs6000/rs6000-c.c, config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c, config/sh/sh.h, config/sh/symbian.c, config/sol2-c.c, config/sol2.c, config/stormy16/stormy16.c, config/v850/v850-c.c, config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning() callers. 2005-04-23 Richard Henderson PR rtl-opt/21102 * simplify-rtx.c (simplify_binary_operation): Fix mode check before performing some integral scalar simplifications. 2005-04-23 Richard Henderson PR target/21099 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when simplifying CONST_VECTOR. 2005-04-23 Kazu Hirata * tree-ssa-live.c (live_worklist): Take a stack allocated on heap as an argument. Update uses of stack. (calculate_live_on_entry): Allocate stack on heap. * tree-ssa-live.c (build_tree_conflict_graph): Allocate partition_link and tpa_nodes on heap. * tree-ssa-dce.c (worklist): Change to VEC(tree,heap). (mark_stmt_necessary, propagate_necessity, mark_really_necessary_kill_operand_phis): Update uses of worklist. (tree_dce_init): Allocate worklist using VEC_alloc. (tree_dce_done): Free worklist using VEC_free. 2005-04-23 Mike Stump * config/darwin.c (machopic_indirection_name): Don't use quotes needlessly. (darwin_emit_unwind_label): Use user_label_prefix instead of "_". 2005-04-23 Kazu Hirata * final.c, ipa-inline.c, varasm.c: Fix comment typos. 2005-04-23 Hans-Peter Nilsson * config.gcc : Specify .opt files. * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt, config/cris/linux.opt: New files. * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES) (CRIS_SUBTARGET_LONG_OPTIONS): Don't define. (TARGET_ELF): Override to 0. (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and -melinux-stacksize=N. * config/cris/cris.c: (cris_handle_option): New function. (TARGET_DEFAULT_TARGET_FLAGS): Override. (TARGET_HANDLE_OPTION): Override to cris_handle_option. (cris_override_options): Use MASK_*, not TARGET_MASK_*. * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO, (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG) (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES) (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL) (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN) (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN) (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN) (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE) (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD) (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF) (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX) (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT) (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES) (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS) (CRIS_SUBTARGET_LONG_OPTIONS): Don't define. (TARGET_LINUX): Define 0. (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*. (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF. (CRIS_SUBTARGET_DEFAULT): New empty default macro. * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define. (TARGET_LINUX): Override to 1. (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*. 2005-04-23 Nathan Sidwell * haifa-sched.c (schedule_block): Fix thinko in previous assertification patch. 2005-04-23 Richard Sandiford * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*. (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*. (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*. * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch) (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags) (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS) (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY) (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING) (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS) (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE) (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS) (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH) (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD) (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20) (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS) (SUBTARGET_OPTIONS): Delete. (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20. (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000) instead of a string. * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string) (pa_cpu_string, pa_unix_string): Delete. (pa_cpu): Initialize to TARGET_SCHED_DEFAULT. (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and TARGET_HPUX_10_10. (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. (pa_handle_option): New function. (override_options): Remove handling of -march=, -mfixed-range=, -mschedule= and -munix=. * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete. * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete. * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete. * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete. * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete. * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete. * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before redefining. * config/pa/pa.opt: New file. * config/pa/pa-hpux.opt: New file. * config/pa/pa-hpux1010.opt: New file. * config/pa/pa-hpux1111.opt: New file. * config/pa/pa64-hpux.opt: New file. 2005-04-22 David S. Miller * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an integer when it's mode is VOIDmode not DImode. 2005-04-22 Geoffrey Keating * config/rs6000/rs6000.md (sync_add_internal, sync_addshort_internal, sync_sub_internal, sync_andsi_internal, sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal, sync_boolc_internal, sync_boolc_internal2, sync_boolcc_internal, sync_lock_test_and_set): Use "bne- $-xxx" rather than local labels. (sync_lock_release): Add second operand. (lwsync): Use .long rather than a more meaningful opcode. * doc/md.texi (Standard Names): Add description of second parameter to sync_lock_test_and_set. 2005-04-23 Kazu Hirata PR tree-optimization/21088 * fold-const.c (fold_unary, fold_binary, fold_ternary): Export. * tree-vrp.c (compare_values): Use fold_binary to compare pointers. Use boolean_type_node as the type of a comparison expression being folded. * tree.h: Add prototypes for fold_unary, fold_binary, fold_ternary. * tree-ssa-dom.c: Fix formatting. 2005-04-22 Diego Novillo * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H. * lambda-code.c (perfect_nestify): Mark virtual operands in the moved statement for renaming. * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define. (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define. * params.h (MIN_VIRTUAL_MAPPINGS): Define. (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define. * tree-flow.h (struct var_ann_d): Update comments. (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names, allocate_ssa_names, find_phi_node_for, dump_tree_ssa, debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats, debug_tree_ssa_stats, rewrite_ssa_into_ssa, dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by, debug_names_replaced_by): Remove declarations. (delete_update_ssa, get_current_def, set_current_def): Declare. (rewrite_into_loop_closed_ssa): Add new argument. Update all callers. * tree-into-ssa.c: Include params.h. (old_virtual_ssa_names): Remove. Update all users. (need_to_replace_names_p): Remove. Update all users. (struct update_ssa_stats_d): Declare. (update_ssa_stats): New local. (dump_tree_ssa, debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats, debug_tree_ssa_stats, dump_update_ssa, debug_update_ssa, dump_names_replaced_by, debug_names_replaced_by): Declare. (get_current_def, set current_def): Make extern. (is_old_name, is_new_name): Protect against references past the end of the sets. (add_new_name_mapping): Assert that OLD and NEW are different SSA names for the same symbol. When adding a virtual mapping, update stats for virtual mapping heuristic. (insert_phi_nodes_for): If UPDATE_P is true, create the LHS of the new PHI by duplicating SSA name VAR. (insert_phi_nodes_1): Remove. Update all users. (insert_phi_nodes): Remove second argument. Update all users. (maybe_replace_use, maybe_replace_def): New. (rewrite_update_stmt): Call them. (mark_def_interesting): Remove calls to is_gimple_reg. (prepare_phi_args_for_update): Remove. Update all users. (prepare_block_for_update): Only process virtual operands and GIMPLE registers in normal form. (prepare_use_sites_for): New. (prepare_names_to_update): Rename from prepare_def_sites. Call prepare_use_sites_for. (dump_update_ssa): Rename from dump_repl_tbl. Update all users. Show statistics for virtual mapping heuristic. (debug_update_ssa): Rename from debug_debug_repl_tbl. (init_update_ssa): Initialize UPDATE_SSA_STATS. (delete_update_ssa): Make extern. (mark_set_for_renaming): If the set is empty, do nothing. (release_ssa_name_after_update_ssa): Update comment. (insert_updated_phi_nodes_for): Do not remove existing PHI nodes for symbols. (switch_virtuals_to_full_rewrite_p): New. (switch_virtuals_to_full_rewrite): New. (update_ssa): Call them. Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT for every statement before updating. If all the names in NEW_SSA_NAMES have been marked for removal, do nothing. Only start at the top of the CFG if there are symbols in SYMS_TO_RENAME. (ssa_rewrite_finalize_block): Remove. (ssa_register_new_def): Remove. (ssa_rewrite_stmt): Remove. (ssa_rewrite_phi_arguments): Remove. (ssa_rewrite_initialize_block): Remove. (ssa_mark_def_sites): Remove. (ssa_mark_def_sites_initialize_block): Remove. (ssa_mark_phi_uses): Remove. (rewrite_ssa_into_ssa): Remove. * tree-phinodes.c (find_phi_node_for): Remove. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Call update_ssa. * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Remove calls to verify_dominators and verify_loop_structure. (tree_unswitch_single_loop): Call update_ssa. * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p returns false. Call verify_stmts. (delete_tree_ssa): Assert that need_ssa_update_p returns false. * tree-vect-transform.c (vect_transform_loop): Call update_ssa. * tree-vectorizer.c (allocate_new_names, rename_def_op, free_new_names): Remove. Update all users. (rename_use_op): Call get_current_def. (rename_variables_in_bb): Do not handle any real or virtual definition. (slpeel_update_phis_for_duplicate_loop): Call get_current_def and set_current_def instead of using SSA_NAME_AUX. (slpeel_update_phi_nodes_for_guard2): Reformat comments. (slpeel_can_duplicate_loop_p): Call need_ssa_update_p, ssa_names_to_replace and delete_update_ssa. * doc/invoke.texi: Document --param min-virtual-mappings and --param virtual-mappings-ratio. 2005-04-22 Diego Novillo * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for for newly created PHI nodes. Call create_new_def_for for every new V_MAY_DEF and V_MUST_DEF on the copied statement. (struct ssa_name_map_entry): Remove. (ssa_name_map_entry_hash): Remove. (ssa_name_map_entry_eq): Remove. (allocate_ssa_names): Remove. (rewrite_to_new_ssa_names_def): Remove. (rewrite_to_new_ssa_names_use): Remove. (rewrite_to_new_ssa_names_bb): Remove. (rewrite_to_new_ssa_names): Remove. (tree_duplicate_sese_region): Remove variables ver, definitions, phi, ssa_name_map and bi. Call need_ssa_update_p instead of any_marked_for_rewrite_p. Call update_ssa. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call update_ssa instead of rewrite_ssa_into_ssa. * tree-ssa-loop-manip.c (add_exit_phis_edge): Call create_new_def_for. (find_uses_to_rename_use): Add argument 'need_phis'. (find_uses_to_rename_stmt): Do not scan virtual operands. (find_uses_to_rename): Only scan PHI nodes for non-virtual names. (rewrite_into_loop_closed_ssa): Call update_ssa. (check_loop_closed_ssa_use): Ignore virtual operands. (check_loop_closed_ssa_stmt): Likewise. (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is NULL. (rename_variables, set_phi_def_stmts): Remove. (tree_duplicate_loop_to_header_edge): Reformat comment. Remove variables BB, I and DEFINITIONS. Call need_ssa_update_p. Call update_ssa. (lv_adjust_loop_header_phi): Reformat comment. * tree-ssanames.c (ssa_names_to_rewrite): Remove. (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite, unmark_all_for_rewrite, marked_ssa_names): Remove. Update all users. (release_ssa_name): If VAR has been registered for SSA updating, do nothing. * tree-vrp.c (new_ssa_names, old_ssa_names): Remove. (build_assert_expr_for): Call register_new_name_mapping. (insert_range_assertions): Update call to update_ssa. * tree.h (mark_for_rewrite, unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p, marked_ssa_names): Remove. 2005-04-22 Jeff Law * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed. (restore_currdefs_to_original_value): Likewise. (register_definitions_for_stmt): Likewise. (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF for each variable. Do not allocate/free block_defs_stack either. Do not iterate if we just thread jumps. Only iterate if the tree_cleanup_cfg does useful work (temporary). (dom_opt_initialize_block): No longer push a marker on BLOCK_DEFS_STACK. (dom_opt_finalize_block): Removal call to restore currdefs. Relax restrictions for recording edge equivalences. (record_equivalences_from_phis): No longer need to track CURRENT_DEF. (optimize_stmt): Similarly. (thread_across_edge): Simplify by removing the requirement that statements in the block we are threading through must be nops. (initialize_hash_element): Handle GOTO_EXPR. 2005-04-22 David S. Miller * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and CONST_DOUBLE_HIGH. * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and fix check on CONST_DOUBLE mode. It should be VOIDmode when it is representing an integer. 2005-04-22 Nathan Sidwell * builtins.c (gimplify_va_arg_expr): Reword comments to avoid 'abort'. Use gcc_assert and gcc_unreachable as appropriate. * c-format.c (get_constant, decode_format_attr, get_flag_spec, find_char_info_specifier_index, find_length_info_modifier_index): Likewise. * c-typeck.c (composite_type, pop_init_level): Likewise. * combine.c (cant_combine_insn_p, try_combine): Likewise. * cse.c (cse_insn): Likewise * dominance.c (calc_dfs_tree): Likewise dwarf2out.c (loc_descriptor_from_tree_1, add_abstract_origin_attribute, force_decl_die, force_type_die): Likewise emit-rtl.c (operand_subword_force): Likewise explow.c (hard_function_value): Likewise expmed.c (store_bit_field, expand_divmod, emit_store_flag_force): Likewise expr.c (emit_move_multi_word, store_expr, expand_expr_real_1): Likewise final.c (this_is_asm_operands, shorten_branches, final_scan_insn, output_operand): Likewise flow.c (recompute_reg_usage): Likewise * function.c (assign_stack_temp_for_type, assign_temp, handle_epilogue_set): Likewise * genextract.c (main): Likewise * gimplify.c (mostly_copy_tree_r, gimplify_return_expr, gimplify_modify_expr_rhs, gimplify_expr): Likewise * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element, ready_remove, rm_line_notes, rm_other_notes, schedule_block): Likewise mips-tfile.c (copy_object, out_of_bounds): Likewise 2005-04-22 David Edelsohn PR target/20813 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT. * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64. (rs6000_init_libfuncs): Set TFmode optabs to xlq names if TARGET_XL_COMPAT. * doc/invoke.texi (PowerPC options): Change rs64a to rs64. 2005-04-22 Nathan Sidwell * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap). (gcc_tree_to_linear_expression): Convert to heap allocated vectors. (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest, lbv_to_gcc_expression, lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest, perfect_nestify): Likewise. lambda.h (gcc_loopnest_to_lambda_loopnest, lambda_loopnest_to_gcc_loopnest): Likewise. tree-loop-linear.c (linear_transform_loops): Likewise. 2005-04-22 Eric Botcazou * config/sparc/predicates.md (arith_double_operand): Use trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64. * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode. (DImode, DFmode constant splitters): Likewise. Remove code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64. (logical constant splitters): Use const_int_operand predicate. (lshrsi3_extend): Remove code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64. 2005-04-22 Nathan Sidwell * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and gcc_unreachable as appropriate. (force_mode, emit_move_sequence, singlemove_string, output_move_double, output_fp_move_double, find_addr_reg, output_block_move, output_block_clear, output_and, output_64bit_and, output_ior, output_64bit_ior, store_reg_modify, pa_adjust_cost, pa_issue_rate, print_operand, output_global_address, output_arg_descriptor, output_cbranch, output_lbranch, output_bb, output_bvb, output_dbra, output_movb, output_call): Likewise. * config/pa/pa.md (call, call_value, sibcall, sibcall_value, prefetch, prefetch_cc, prefetch_nocc): Likewise. 2005-04-22 Zdenek Dvorak * Makefile.in (LIBGCOV): Add _gcov_interval_profiler, _gcov_pow2_profiler and _gcov_one_value_profiler. (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency. (GTFILES): Add $(srcdir)/tree-profile.c. * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler, __gcov_one_value_profiler): Declare. * gimplify.c (force_gimple_operand): Check whether the statements should be produced in ssa form. (force_gimple_operand_bsi): New function. * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler, __gcov_one_value_profiler): New functions. * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether the profiled value is a power of two or not. * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks. * tree-flow.h (in_ssa_p): Declare. (force_gimple_operand_bsi): Declare. * tree-into-ssa.c (in_ssa_p): New variable. (rewrite_into_ssa): Set in_ssa_p. * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p. * tree-profile.c: Include ggc.h and gt-tree-profile.h. (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn, tree_one_value_profiler_fn): New variables. (tree_init_edge_profiler): Initialize the profiler function decls. (tree_gen_edge_profiler): Use global gcov_type_node. (prepare_instrumented_value): New function. (tree_gen_interval_profiler, tree_gen_interval_profiler, tree_gen_one_value_profiler): Call the library functions instead of creating instrumentation code. * tree.c (build_fn_decl): New function. * tree.h (build_fn_decl): Declare. * value-prof.c (rtl_divmod_values_to_profile, rtl_find_values_to_profile, rtl_mod_pow2_value_transform, tree_mod_pow2_value_transform, tree_find_values_to_profile): Do not handle may_be_other and precise values of exponents at pow2 profiler. (tree_mod_subtract_transform): Reflect that value field of histogram has changed meaning. (tree_divmod_values_to_profile): Record the values correctly. (tree_values_to_profile): Update comment. * value-prof.h (struct histogram_value_t): Remove pow2 data. 2005-04-22 Joseph S. Myers * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN (decl). 2005-04-22 Nathan Sidwell * config/i386/i386.md (length_immediate): Use gcc_assert or gcc_unreachable, as appropriate. (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf, *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64, *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3, *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1, *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1, *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1, *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp, pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64, pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse, *prefetch_sse_rex): Likewise. * config/i386/predicates.md (x86_64_immediate_operand, x86_64_zext_immediate_operand, symbolic_operand, no_seg_address_operand, aligned_operand, memory_displacement_operand): Likewise. * config/i386/sse.md (*mov_internal, *movv2df_internal): Likewise. 2005-04-22 Jan Hubicka * Makefile.in (ipa.o, ipa-inline.o): New files. * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder, cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes, cgraph_mark_inline_edge, cgraph_default_inline_p): Declare. * cgraphunit.c (cgraph_default_inline_p, cgraph_decide_inlining_incrementally, ncalls_inlined, nfunctions_inlined, initial_insns, overall_insns, cgraph_estimate_size_after_inlining, cgraph_estimate_growth, cgraph_clone_inlined_nodes, cgraph_mark_inline_edge, cgraph_mark_inline, cgraph_check_inline_limits, cgraph_default_inline_p, cgraph_recursive_inlining_p, update_callee_keys, lookup_recursive_calls, cgraph_decide_recursive_inlining, cgraph_set_inline_failed, cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining, cgraph_decide_inlining_incrementally, cgraph_gate_inlining, pass_ipa_inline): Move to ipa-inline.c (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c * ipa.c: New file. * ipa-inline.c: New file. 2005-04-22 Eric Botcazou * doc/invoke.texi (SPARC options): Document that -mapp-regs is turned off by default on Solaris. 2005-04-21 Roger Sayle * c-common.h (objc_build_method_signature): Update prototype. * stub-objc.c (objc_build_method_signature): Update the stub implementation to accept and ignore additional parameter. * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass the value of ellipsis to objc_build_method_signature instead of setting TREE_OVERFLOW on the parms TREE_LIST node. 2005-04-21 Geoffrey Keating * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New. * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use gen_rtx_* not gen_rtx_fmt_*. (rs6000_emit_vector_select): Likewise. (rs6000_emit_sync): New. * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros. (larx, stcx, cmp): New mode substitutions. (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): New constants. (rlwinm): Give name. (memory_barrier, isync, lwsync): New insns. (sync_compare_and_swap, sync_lock_test_and_set): New insn. (sync_lock_release): New expander. (sync_add, sync_sub, sync_ior, sync_and, sync_xor, sync_nand, sync_old_add, sync_old_sub, sync_old_ior, sync_old_and, sync_old_xor, sync_old_nand, sync_new_add, sync_new_sub, sync_new_ior, sync_new_and, sync_new_xor, sync_new_nand): New expanders. (sync_add_internal, sync_addshort_internal, sync_sub_internal, sync_andsi_internal, sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal, sync_boolc_internal, sync_boolc_internal2, sync_boolcc_internal): New insns. * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0 is the memory before, not after, the operation. Clarify barrier requirements. 2005-04-21 Nathan Sidwell * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'. * lambda.h (lambda_vector_min_nz): Likewise. * langhooks.h (struct lang_hooks_for_types, struct lang_hooks): Likewise. * output.h (assemble_integer, this_is_asm_operands): Likewise. * tree.h: Likewise. * vec.h: Likewise. * tree-flow-inline.h (relink_imm_use): Use gcc_assert. * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword comments to avoid 'abort'. Use gcc_assert as necessary. * opts.c (common_handle_option): Likewise. * pretty-print.c (pp_base_format_text): Likewise. * print-rtl.c (print_rtx): Likewise. * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise. * regmove.c (try_auto_increment): Likewise. * reload.c (find_valid_class, find_reloads_toplev, find_equiv_reg): Likewise. * reload1.c (reload, forget_old_reloads_1, function_invariant_p, merge_assigned_reloads): Likewise. * tree-inline.c (inline_forbidden_p_1, estimate_num_insns_1): Likewise. * tree-optimize.c (execute_todo): Likewise. * tree-outof-ssa.c (eliminate_phi): Likewise. * tree-ssa-alias.c (add_pointed_to_expr): Likewise. * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise. * tree-ssa-operands.c (parse_ssa_operands, get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise. * tree-ssa-pre.c (find_or_generate_expression): Likewise. * tree-ssanames.c (release_ssa_name): Likewise. * tree.c (int_bit_position, int_byte_position, tree_low_cst, walk_tree): Likewise. * tree-ssa-operands.c (verify_abort): Fold into .. (verify_imm_links): ... here. 2005-04-21 Richard Henderson * config/alpha/sync.md (sync_new_nand): Fix constraints on non-memory operand for previous inversion. 2005-04-21 Devang Patel PR optimization/20994 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating x = !(a == b) : p , q;. (pass_if_conversion): Verify stmts and flow. 2005-04-21 Nathan Sidwell * optabs.c (gen_conditional_trap): Restore #define. * alias.c (true_dependence): Remove 'abort' from comments. Use gcc_assert and gcc_unreachable as appropriate. (canon_true_dependence): Likewise. * bb-reorder.c (connect_traces): Likewise. * c-common.c (c_add_case_label): Likewise. * c-decl.c (finish_function): Likewise. * caller-save.c (insert_restore, insert_save): Likewise. * cfg.c (update_bb_profile_for_threading): Likewise. * cfganal.c (flow_active_insn_p): Likewise. * cfgexpand.c (add_reg_br_prob_note): Likewise. * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge, cfg_layout_merge_blocks): Likewise. * ifcvt.c (cond_exec_process_insns, merge_if_block, find_if_block): Likewise. * integrate.c (allocate_initial_values): Likewise. * jump.c (reverse_condition, reverse_condition_maybe_unordered, swap_condition, unsigned_condition, signed_condition, mark_jump_label, invert_jump_1, rtx_renumbered_equal_p, reg_or_subregno): Likewise. * lambda-code.c (lambda_compute_auxillary_space, lambda_transform_legal_p): Likewise. * lambda-mat.c (lambda_matrix_inverse_hard): Likewise. * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to, lhd_incomplete_type_error, lhd_expand_expr, lhd_types_compatible_p, lhd_tree_size): Likewise. * lcm.c (create_pre_exit, optimize_mode_switching): Likewise. * local-alloc.c (update_equiv_regs): Likewise. * loop-unroll.c (peel_loop_completely unroll_loop_constant_iterations, unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid, analyze_iv_to_split_insn): Likewise. * loop.c (gen_prefetch, find_and_verify_loops, basic_induction_var): Likewise. * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise. * value-prof.c (tree_find_values_to_profile): Likewise. * varasm.c (named_section, default_assemble_integer, decode_addr_const): Likewise. 2005-04-21 Alan Modra Fariborz Jahanian * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of portion of argument passed in fpr. * expr.c (emit_push_insn): Fix computation of 'offset' used to decide on partial argument save on stack. 2005-04-21 Kazu Hirata * config/sparc/predicates.md, config/sparc/sparc.md: Fix comment typos. 2005-04-21 Jan Hubicka * cgraphunit.c: Include tree-pass.h (cgraph_decide_recursive_inlining, cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed, cgraph_decide_inlining): Dump goes to dump_file. (cgraph_optimize): Call ipa passes instead of inliner. (cgraph_gate_inlining, pass_ipa_inline): New. * tree-optimize.c (all_ipa_passes): New static variable. (register_one_dump_file): Dead with IPA passes. (register_dump_files): Likewise. (init_tree_optimization_passes): Initialize IPA passes. (execute_todo): Do cgraph dump when asked to, do not dump function body for IPA pass. * tree-pass.h (TODO_dump_cgraph): New macro. (ipa_passes): Declare. * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h 2005-04-21 Nathan Sidwell * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and gcc_assert instead of abort. (classify_argument, examine_argument, construct_container, contains_128bit_aligned_vector_p, ix86_check_movabs, standard_80387_constant_opcode, standard_80387_constant_rtx, ix86_initial_elimination_offset, ix86_compute_frame_layout, pro_epilogue_adjust_stack, ix86_expand_epilogue, ix86_address_cost, legitimate_address_p, legitimize_pic_address, legitimize_tls_address, output_pic_addr_const, i386_output_dwarf_dtprel, put_condition_code, print_reg, get_some_local_dynamic_name, print_operand, print_operand_address, output_387_binary_op, emit_i387_cw_initialization, output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt, ix86_expand_clear, ix86_expand_binary_operator, ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode, ix86_cc_modes_compatible, ix86_fp_comparison_codes, ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare, ix86_expand_branch, ix86_expand_setcc, ix86_expand_carry_flag_compare, ix86_expand_fp_movcc, ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move, ix86_expand_movmem, ix86_expand_call, assign_386_stack_local, memory_address_length, ix86_attr_length_immediate_default, ix86_attr_length_address_default, ix86_agi_dependant, x86_initialize_trampoline, ix86_init_mmx_sse_builtins, ix86_expand_binop_builtin, ix86_force_to_memory, ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts, x86_emit_floatuns): Likewise. * config/i386/netware.c (gen_regparm_prefix, i386_nlm_strip_name_encoding): Likewise. * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise. 2005-04-21 Nathan Sidwell * optabs.c (gen_condiational_trap): Remove #define. (add_equal_note): Assertify. Remove explicit indirection from call via function pointer. (expand_ternary_op, expand_simple_binop, expand_binop, expand_twoval_unop, expand_twoval_binop, expand_twoval_binop_libfunc, expand_simple_unop expand_unop, emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn, prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns, prepare_float_lib_cmp, emit_conditional_move, emit_conditional_add, gen_add2_insn, gen_add3_insn, have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn, expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap, vector_compare_rtx, expand_vec_cond_expr): Likewise. 2005-04-21 Nathan Sidwell * vec.h: Update API to separate allocation mechanism from type. (VEC_safe_grow): New. * vec.c (calculate_allocation): New. (vec_gc_o_reserve, vec_heap_o_reserve): Adjust. (vec_gc_free, vec_heap_free): Remove. * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust. (VEC): Likewise. (mangle_macro_name): New. (struct macro_def): New. (struct macro): Add multiple argument values. (macro_expans_end): New. (push_macro_expansion): Chain on new macro. Process multiple args, create follow on expansion. Return follow on argument. (macro_input): Deal with multiple arguments. * tree.h: Define VEC(tree,heap) and VEC(tree,gc). (struct tree_binfo): Adjust. * basic-block.h: Define VEC(edge,gc). (struct edge_def): Adjust. (struct basic_block_def, struct edge_iterator): Likewise. (ei_container, ei_start_1, ei_last_1): Likewise. * cfg.c (connect_src, connect_dest): Likewise. * cfgrtl.c (force_nonfallthru_and_redirect) * dbxout.c (dbxout_type) * dwarf2out.c (gen_member_die) * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc). (gcc_tree_to_linear_expression): Adjust. (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest, lbv_to_gcc_expression, lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest, perfect_nestify): Likewise. * lambda.h (gcc_loopnest_to_lambda_loopnest, lambda_loopnest_to_gcc_loopnest): Adjust prototypes. * profile.c (instrument_values): Adjust. * tree-cfg.c (modified_noreturn_calls): Adjust. (remove_fallthru_edge): Likewise. * tree-dump.c (dequeue_and_dump): Adjust. * tree-flow-inline.h (mark_stmt_modified): Adjust. * tree-flow.h (modified_noreturn_calls): Adjust. (tree_on_heap): Remove. (yay!) (register_new_def): Adjust. * tree-into-ssa.c: Define VEC(int,heap). (block_defs_stack): Adjust. (find_idf, insert_phi_nodes, register_new_def, rewrite_initialize_block, rewrite_finalize_block, register_new_update_single, rewrite_update_init_block, rewrite_update_fini_block, rewrite_blocks, ssa_rewrite_finalize_block, ssa_register_new_def, ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise. * tree-loop-linear.c (linear_transform_loops): Adjust. * tree-ssa-alias.c: Define VEC(fieldoff_t,heap). (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust. * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack, stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack, vrp_variables_stack): Adjust declarations. (tree_ssa_dominator_optimize): Adjust. (dom_opt_initialize_block, remove_local_expressions_from_table, restore_nonzero_vars_to_original_value, restore_vars_to_original_value, restore_currdefs_to_original_value, dom_opt_finalize_block, record_var_is_nonzero, record_cond, record_const_or_copy_1, optimize_stmt, update_rhs_and_lookup_avail_expr, lookup_avail_expr, record_range): Likewise. * tree-ssa-pre.c: Define VEC(basic_block,heap). (compute_antic_aux): Adjust. (inserted_exprs, create_expression_by_pieces, insert_into_preds_of_block, eliminate, mark_operand_necessary, remove_dead_inserted_code, fini_pre): Likewise. * tree-ssa-propagate.c (interesting_ssa_edges): Adjust. (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist. ssa_prop_init): Likewise. * tree-ssa.c: Define VEC(bitmap,heap). (verify_name_tags): Adjust. * value-prof.c (rtl_divmod_values_to_profile): Adjust. (insn_prefetch_values_to_profile, rtl_find_values_to_profile, tree_divmod_values_to_profile, tree_find_values_to_profile, value_profile_transformations): Likewise. * value-prof.h: Define VEC(histogram_value,heap). * varasm.c: Remove alias_pair pointer typedef, define VEC(alias_pair,gc). (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust. * config/pa/pa.c (typedef extern_symbol): Typedef the structure, not a pointer to it. Create an object vector. (extern_symbols): Turn into an object vector. (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust. 2005-04-21 Sebastian Pop PR/20742 * Makefile.in (tree-chrec.o): Depend on params.h. * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with default value 20. * tree-chrec.c: Depend on params.h. Replace build with buildN, and fold build with fold_buildN. (chrec_fold_plus_1): Fail with a chrec_don_know when the size of the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE. (tree_contains_chrecs): Compute an estimation of the size of the given expression. * tree-chrec.h (tree_contains_chrecs): Modify its declaration. (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs. * tree-scalar-evolution.c (simple_iv): Ditto. * doc/invoke.texi (scev-max-expr-size): Documented. 2005-04-21 Richard Sandiford * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options. (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt. (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt. (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt. (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*) (i[34567]86-*-uwin*): Likewise i386/cygming.opt. * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue) (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete. * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue) (darwin_fix_and_continue_switch): Delete. * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete. (SUBTARGET_SWITCHES): Delete. * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD) (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS) (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER) (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS) (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX) (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A) (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT) (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387) (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS) (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP) (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387) (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER) (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete. (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS. (TARGET_64BIT): Undef before redefining. (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE) (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE) (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A) (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES) (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS) (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string) (ix86_asm_string, ix86_regparm, ix86_regparm_string) (ix86_preferred_stack_boundary_string, ix86_branch_cost_string) (ix86_debug_arg_string, ix86_debug_addr_string) (ix86_align_loops_string, ix86_align_jumps_string) (ix86_align_funcs_string): Delete. * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT) (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete. * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete. (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210. * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete. * config/i386/sco5.h (MASK_COFF, TARGET_ELF) (SUBTARGET_SWITCHES): Delete. * config/i386/i386.c (ix86_debug_arg_string): Delete. (ix86_debug_addr_string): Delete. (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string) (ix86_fpmath_string, ix86_regparm_string, ix86_regparm) (ix86_align_loops_string, ix86_align_jumps_string) (ix86_preferred_stack_boundary_string, ix86_branch_cost_string) (ix86_align_funcs_string): Make static. (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. (ix86_handle_option): New function. (TARGET_USE_MS_BITFIELD_LAYOUT): Delete. (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT. * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling of darwin_fix_and_continue_switch. (darwin_one_byte_bool): Delete. * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete. * config/rs6000/rs6000.c (rs6000_override_options): Update assignment to darwin_one_byte_bool. * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt, * config/i386/djgpp.opt, config/i386/i386.opt, * config/i386/sco5.opt: New files. 2005-04-21 Eric Botcazou * config/sparc/sparc.c (reg_or_0_operand, const1_operand, fp_zero_operand, fp_register_operand, intreg_operand, fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand, call_operand, call_operand_address, tgd_symbolic_operand, tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand, symbolic_operand, symbolic_memory_operand, label_ref_operand, sp64_medium_pic_operand, data_segment_operand, text_segment_operand, splittable_symbolic_memory_operand, reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand, eq_or_neq, normal_comp_operator, noov_compare_op, noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop, cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand, const64_operand, const64_high_operand, arith11_operand, arith10_operand, arith_double_operand, arith_double_4096_operand, arith_double_add_operand, arith11_double_operand, arith10_double_operand, small_int, small_int_or_double, uns_small_int, uns_arith_operand, clobbered_register, input_operand, compare_operand): Delete. (sparc_emit_set_const32): Use predicates in assertion. Remove special code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64. (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32. (GEN_HIGHINT64, GEN_INT64): Delete. (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64, gen_safe_XOR64): Adjust for above deletion. (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs. Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask. (legitimate_constant_p): Use const_zero_operand instead. (sparc_extra_constraint_check): Likewise. * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'. (PREFERRED_RELOAD_CLASS): Use const_zero_operand. (PREDICATE_CODES): Delete. * config/sparc/sparc.md: Include predicates.md. (All patterns): Adjust for new predicate names. (cmpdi, cmpdi_sp64): Use arith_operand predicate. (movhi_const64_special, movsi_const64_special): Add 'K' constraint. (movdi): Use general_operand predicate. (movdi_sp64_dbl): Delete. (movdi_const64_special): Add 'N' constraint. (movdicc): Use arith10_operand predicate. (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate. (movdi_cc_reg_sp64): Use arith10_operand predicate. (movdi_cc_reg_sp64_trunc): Delete. (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand. (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand. (subdi3_sp32): Delete. (subdi3_insn_sp32): Change to define_insn_and_split. (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand. (muldi3, muldi3_sp64, muldi3_v8plus): Likewise. (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus, umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use small_int_operand predicate. (divdi3, udivdi3): Use arith_operand predicate. (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand. (and3_sp64, ior3_sp64, xor3_sp64, xor_not__sp64) : Use arith_operand predicate. (xordi3_sp64_dbl): Delete. (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not, cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set, cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl2_sp64, cmp_ccx_not, cmp_ccx_set_not): Use arith_operand predicate. (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand. * config/sparc/predicates.md: New file. 2005-04-21 Kazu Hirata PR tree-optimization/14846 * fold-const.c (fold_single_bit_test_into_sign_test): New, split out from ... (fold_single_bit_test): ... here. (fold_binary): Call fold_single_bit_test_into_sign_test instead of fold_single_bit_test. 2005-04-20 James E Wilson PR c++/20805 * dwarf2out.c (gen_variable_die): Don't emit a specification if this is another declaration. 2005-04-21 Hans-Peter Nilsson * config/cris/predicates.md: New file. * config/cris/cris-protos.h (cris_store_multiple_op_p) (cris_movem_load_rest_p): Declare. * config/cris/cris.c (cris_store_multiple_op): Return bool, not int. (cris_movem_load_rest_p): Ditto. Globalize. (cris_bdap_operand, cris_bdap_biap_operand, cris_orthogonal_operator, cris_commutative_orth_op, cris_operand_extend_operator, cris_additive_operand_extend_operator, cris_extend_operator, cris_plus_or_bound_operator, cris_mem_op, cris_general_operand_or_symbol, cris_general_operand_or_gotless_symbol, cris_general_operand_or_plt_symbol, cris_mem_call_operand, cris_load_multiple_op): Remove predicate functions. (cris_symbol, cris_gotless_symbol) : Return 0, don't abort, for UNSPECs other than CRIS_UNSPEC_PLT. * config/cris/cris.h (PREDICATE_CODES): Don't define. * config/cris/cris.md: Include predicates.md. ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode. 2005-04-20 Ian Lance Taylor * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def). * c-common.h (STMT_EXPR_STMT): Don't define. (STMT_EXPR_NO_SCOPE): Don't define. * c-dump.c (c_dump_tree): Don't handle STMT_EXPR. * c-pretty-print.c (pp_c_primary_expression): Likewise. (pp_c_expression): Likewise. 2005-04-20 Richard Henderson PR target/21100 * config/i386/mmx.md (push1): Fix predicate thinko. 2005-04-20 Jeff Law * reload1.c (reload): Ignore equivalences between pseudos and read only memory. 2005-04-20 Joseph S. Myers PR c/12913 * c-tree.h (struct c_label_list): Update comment. (struct c_label_context): Rename to struct c_label_context_se. (label_context_stack): Rename to label_context_stack_se. (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct c_label_context_vm, label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New. (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK. * c-decl.c (pop_scope): Call c_end_vm_scope. (pushdecl): Call c_begin_vm_scope for variably modified declarations. (define_label): Check for jumping into scope of identifier with variably modified type. Push label on stack for those defined at current context of identifiers with variably modified type. (start_function): Create stack level for context of identifiers with variably modified type. (finish_function): Pop stack level for context of identifiers with variably modified type. * c-typeck.c (label_context_stack): Rename to label_context_stack_se. (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New. (c_finish_goto_label): Check for jumping into scope of identifier with variably modified type. Push label on stack for those jumped to from current context of identifiers with variably modified type. (struct c_switch): Add blocked_vm. (c_start_case): Initialize blocked_vm. (do_case): Check blocked_vm. (c_finish_case): Add comment. (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed variable label_context_stack. 2005-04-20 Kazu Hirata * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to conditional_replacement, value_replacement, abs_replacement, minmax_replacement. (replace_phi_edge_with_variable): Remove argument BB. (conditional_replacement, value_replacement, minmax_replacement, abs_replacement): Remove argument PHI_BB. Update a call to replace_phi_edge_with_variable. * tree-ssa-phiopt.c: Fix comments. 2005-04-20 Michael Matz PR20973 * reload.c (push_reload, find_dummy_reload): Check for uninitialized pseudos. 2005-04-20 Kazu Hirata * tree-ssa-phiopt.c: Fix comment typos. PR tree-optimization/21116 * tree-ssa-phiopt.c: Fix a typo. 2005-04-19 Richard Henderson * builtins.c (expand_builtin_sync_operation): Revert last change. * optabs.c (expand_bool_compare_and_swap): Compare vs old value, not vs new value. (expand_compare_and_swap_loop): Likewise. (expand_sync_operation): Remove fallback from NAND to AND; invert memory operand when expanding from cmpxchg. (expand_sync_fetch_operation): Likewise. * doc/extend.texi (Atomic Builtins): Fix docs for nand and compare-and-swap. * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand when implementing NAND. Fix double-add for AFTER. * config/alpha/sync.md (sync_nand): Invert memory operand. (sync_old_nand, sync_new_nand): Likewise. (sync_compare_and_swap): Fix compare vs zero. Return old memory value. (sync_lock_test_and_set): Remove extra label and last memory barrier. * config/i386/sync.md (sync_compare_and_swap): Fix pattern to return old memory value. (sync_compare_and_swap_cc): Likewise. * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early return pre-reload. Don't consider output or anti dependencies. * config/ia64/sync.md (IMODE): New. (modesuffix): Add QI and HI. (memory_barrier): Simplify expansion. (sync_compare_and_swap): Use IMODE, not I48MODE. (cmpxchg_acq_): Likewise. (sync_lock_test_and_set): Likewise. (sync_lock_release): Likewise. 2005-04-19 James A. Morrison * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if ~X or ~Y simplify. 2005-04-19 James A. Morrison * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y. 2005-04-20 Michael Pogue Joseph S. Myers * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options. * c-typeck.c (build_c_cast): Check these options. * doc/invoke.texi: Document these options. 2005-04-20 Kazu Hirata * tree-ssa-phiopt.c: Update a comment about the pass. 2005-04-19 Kazu Hirata * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md, config/mcore/mcore.c: Fix comment typos. 2005-04-19 Daniel Jacobowitz * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET. * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc. 2005-04-19 Paul Brook * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs. 2005-04-19 Andrew Haley PR java/21022 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before looking at a field's bitpos. 2005-04-19 Kaveh R. Ghazi * system.h (fopen, fdopen, freopen): Define these to the unlocked libiberty functions. 2005-04-19 Kazu Hirata PR tree-optimization/21096 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of. 2005-04-19 Alan Modra PR target/21098 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New. * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above. 2005-04-19 Alexandre Oliva * tree-cfg.c (dump_function_to_file): Use cfun info only if it refers to the function being dumped. 2005-04-18 Daniel Jacobowitz * varasm.c (assemble_start_function): Remove reset of in_section. 2005-04-18 James A. Morrison PR tree-optimization/21085 * fold-const (fold_binary): Don't change X % -C to X % C if C has overflowed. 2005-04-19 Ben Elliston * doc/invoke.texi (Optimize Options): Refer to the correct optimisation flag -ftree-dominator-opts, not -ftree-dom. 2005-04-18 Christopher Jaillet * config/rs6000/rs6000.c (machopic_output_stub): Increase alloca argument to be big enough. 2005-04-18 Alexandre Oliva PR middle-end/21049 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or cfun->cfg are NULL. 2005-04-18 Tom Tromey * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment typo. 2005-04-18 Richard Henderson * config/alpha/alpha.c (alpha_split_atomic_op): New. (alphaev5_insn_pipe): Add LD_L, ST_C, MB types. (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes. * config/alpha/alpha-protos.h: Update. * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New. (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New. (attr type): Add ld_l, st_c, mb. (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal, iornotsi3, xorsi_internal, xornotsi3): New. * config/alpha/ev4.md (ev4_ld): Add ld_l. (ev4_ist_c, ev4_mb): New. * config/alpha/ev5.md (ev5_st): Add st_c, mb. (ev5_ld_l): New. * config/alpha/ev6.md (ev6_ild): Add ld_l. (ev6_ist): Add st_c. (ev6_mb): New. * config/alpha/sync.md: New file. 2005-04-18 Richard Henderson * builtins.c (expand_builtin_sync_operation): Fold nand to and for constants. * optabs.c (expand_sync_operation): Fix typo expanding nand to and. 2005-04-18 Devang Patel * config/rs6000/atlivec.md (mulv4si3): New pattern. 2005-04-18 James A. Morrison PR tree-optimization/20922 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false. Fold X + c >= X and fold X - c <= X to true. 2005-04-18 James A. Morrison * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an unsigned int. (emergency_labeled_state_free): Likewise. 2005-04-18 Nick Clifton * config/h8300/h8300.md (jump): Remove prescan parameter from calls to final_scan_insn. * config/arc/arc.c (arc_output_function_epilogue): Remove prescan parameter from calls to final_scan_insn. * config.gcc (m68hc12): Use the m68hc11.opt file for target specific options. (v850e, v850e1): Use the v850.opt file for target specific options. 2005-04-18 Kazu Hirata PR tree-optimization/21001 * tree-optimize.c (init_tree_optimization_passes): Move the first pass_forwprop immediately before pass_vrp. 2005-04-17 Ian Lance Taylor * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove. * c-common.c (c_sizeof_or_alignof_type): Change second parameter from enum tree_code op to bool is_sizeof. * c-common.h (c_sizeof_or_alignof_type): Update declaration. (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type. * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR case. (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR cases. (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and ALIGNOF_EXPR cases. 2005-04-17 Ian Lance Taylor * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE. 2005-04-17 Richard Henderson * config/alpha/alpha.c (va_list_skip_additions): Only define if TARGET_ABI_OSF. (TARGET_STDARG_OPTIMIZE_HOOK): Likewise. (alpha_stdarg_optimize_hook): Likewise. Allow for one more round of indirection through ssa names while looking for the gpr counter field. (alpha_setup_incoming_varargs) : Make use of the saved va_list_gpr_size and va_list_fpr_size. 2005-04-17 Kazu Hirata * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are both pointers or both integers. * tree-vrp.c (maybe_add_assert_expr): Don't assert ASSERT_EXPRs for single-use variable. * tree-into-ssa.c: Fix a comment typo. 2005-04-17 Richard Sandiford * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as -mipsN before forcing a default of -mips2. 2005-04-17 Kazu Hirata * predict.h (IS_TAKEN): Remove. * rtl.h (NOTE_PREDICTION): Likewise. * modulo-sched.c (CFG_HOOKS): Remove. * c-parser.c (N_C_TTYPES): Remove. * tree-flow-inline.h (get_stmt_operands): Remove. * lambda-code.c, tree-ssa-loop-unswitch.c, tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c, tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove calls to get_stmt_operands. * doc/tree-ssa.texi: Don't mention get_stmt_operands. 2005-04-17 Richard Henderson PR target/20375 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy of CUMULATIVE_ARGS past the last named argument. (alpha_va_start): Expect pretend_args_size only if strictly less than 6 named arguments. 2005-04-17 Kazu Hirata PR middle-end/21024 * builtins.c (expand_builtin_strcat): Convert the result of strlen to the right type. * fold-const.c (fold_binary) : Use fold_convert to avoid creating type mismatches. : Pass op0 and op1 to fold_build2 to avoid creating type mismatches. * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove. 2005-04-16 Richard Henderson PR target/21051 * builtins.c (expand_builtin) : Use the mode of boolean_type_node when the user doesn't provide one. * config/ia64/sync.md (sync_lock_release): Use operand 1. 2005-04-16 Alexandre Oliva PR target/20126 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg) (const)). * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in comment. 2005-04-16 Roger Sayle Steven Bosscher * fold-const.c (fold_binary_to_constant): Delete obsolete comment. (fold_unary_to_constant): Likewise. 2005-04-16 Kazu Hirata * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES, PROP_ASM_SCAN. 2005-04-16 Gerald Pfeifer * doc/install.texi (Specific): Avoid using asterisks in @anchor names related to target triplets. Remove i?86-*-esix from platform directory. Remove powerpc-*-eabiaix from platform directory. 2005-04-16 Joseph S. Myers PR middle-end/20491 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of falling through from SUBREG case to REG. 2005-04-15 Roger Sayle * fold-const.c (fold_relational_hi_lo): Delete function and prototype. (fold_binary): Update comment mentioning fold_relational_hi_lo. (fold_binary_to_constant): Simplify using fold_binary. (fold_unary_to_constant): Likewise, simplify using fold_unary. 2005-04-15 Rainer Orth * gthr-posix.c (pthread_cancel): Define. (pthread_mutexattr_init): Likewise. (pthread_mutexattr_settype): Likewise. (pthread_mutexattr_destroy): Likewise. 2005-04-15 David S. Miller PR target/20673 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()). 2005-04-15 Kazu Hirata PR tree-optimization/21031 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New. (forward_propagate_into_cond_1): Call it. Forward propagate integer-integer casts into COND_EXPRs. 2005-04-15 Dave Korn * gcc.c (default_compilers): Clarify obscure error message when reading from standard input. 2005-04-15 Kazu Hirata * basic-block.h (PROP_EQUAL_NOTES): Remove. * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES. * tree-ssa-alias.c (init_alias_info): Remove a call to get_stmt_operands. 2005-04-15 Andrew MacLeod * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses of non-virtual PHI nodes like we use to. 2005-05-15 Paolo Bonzini * genattrtab.c (ATTR_EQ_ATTR_P): Remove. (attr_copy_rtx): Do not use it. 2005-04-15 Andrew Macleod * doc/tree-ssa.texi: Grammer/abbreviation updates. 2005-04-15 Diego Novillo * tree-vect-transform.c (vectorizable_store): Mark necessary objects in the vectorized store needing renaming. Update the SSA graph for V_MAY_DEF operands in the original store. 2005-04-14 Daniel Berlin * tree-ssa-pre.c (compute_avail): It's okay to have TREE_INVARIANT's here, and value number the resulting expressions. (create_expression_by_pieces): Make sure operands that were min_invariant when we started, stay that way. 2005-04-15 David Edelsohn * doc/install.texi (*-ibm-aix*): Add comment about system limits. 2005-04-15 Kazu Hirata PR tree-optimization/20936. * tree-ssa-ccp.c (visit_assignment): Fix a typo. 2005-04-15 Volker Reichelt * doc/invoke.texi: Fix typos. * doc/md.texi: Likewise. * doc/rtl.texi: Likewise. * doc/sourcebuild.texi: Likewise. * doc/tm.texi: Likewise. 2005-04-15 Uros Bizjak PR tree-optimization/21004 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf and floorl in c99 mode only. * builtins.c (expand_builtin_int_roundingfn): Assert that fallback_fndecl is not NULL_TREE. 2005-04-15 Kazu Hirata * cfgrtl.c (purge_all_dead_edge): Remove an unused argument. * basic-block.h: Update the prototype for purge_all_dead_edges. * cfgexpand.c (tree_expand_cfg): Update a call to purge_all_dead_edges. * combine.c (combine_instructions): Likewise. * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse, rest_of_handle_cse2, rest_of_handle_gcse, rest_of_handle_postreload): likewise. 2005-04-15 Alexandre Oliva PR middle-end/20739 * gimplify.c (gimplify_addr_expr): Compensate for removal of e.g. cv-qualification conversions. 2005-04-14 Mike Stump * config/darwin-c.c (framework_construct_pathname): We must find all headers of a framework in the first instance of it found in the seach path. 2005-04-14 Kazu Hirata PR tree-optimization/21021 * tree-vrp.c (compare_values): Work around a bug in the front end that produces a comparison of mismatched types. 2004-04-14 Richard Henderson * config/ia64/ia64.h (enum fetchop_code): Remove. (enum ia64_builtins): Move ... * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all members except BSP and FLUSHRS. (ia64_init_builtins): Remove __sync builtins. (ia64_expand_builtin): Likewise. (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove. (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove. (ia64_expand_lock_release): Remove. * config/ia64/ia64.md (mf): Move to sync.md. (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di, xchgsi, xchgdi): Likewise. * config/ia64/sync.md: New file. (memory_barrier): Rename from mf. (fetchadd_acq_): Macroize from _si/_di patterns. (cmpxchg_acq_): Likewise. (sync_lock_test_and_set): Likewise. * config/ia64/ia64intrin.h: Define nothing for C; limit #defines to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/. 2004-04-14 Richard Henderson * config/i386/i386.c (x86_cmpxchg, x86_xadd): New. (ix86_compare_emitted): New. (ix86_expand_compare): Use ix86_compare_emitted if set. (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0 and ix86_compare_op0 are set. * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare. (TARGET_CMPXCHG, TARGET_XADD): New. (ix86_compare_emitted): Declare. * config/i386/i386.md: Include sync.md (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New. (UNSPECV_XCHG, UNSPECV_LOCK): New. * config/i386/sync.md: New file. 2004-04-14 Richard Henderson PR middle-end/14311 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2, BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2, BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1, BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8, BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4, BT_FN_I8_VPTR_I8_I8): New. * builtins.def (DEF_SYNC_BUILTIN): New. (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1, BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4, BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N, BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2, BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8, BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1, BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4, BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N, BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2, BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8, BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1, BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4, BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N, BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2, BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8, BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1, BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4, BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N, BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2, BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8, BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1, BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4, BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N, BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2, BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8, BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1, BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4, BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N, BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2, BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8, BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1, BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4, BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N, BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2, BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8, BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1, BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4, BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N, BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2, BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8, BUILT_IN_SYNCHRONIZE: New. * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN as a function. Accept __sync_ as a prefix as well. (expand_builtin_sync_operation, expand_builtin_compare_and_swap, expand_builtin_lock_test_and_set, expand_builtin_synchronize, expand_builtin_lock_release): New. (expand_builtin): Call them. * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if neither BOTH_P nor FALLBACK_P are defined. (builtin_type_for_size): New. (sync_resolve_size, sync_resolve_params, sync_resolve_return): New. (resolve_overloaded_builtin): New. * c-common.h (resolve_overloaded_builtin): Declare. (builtin_type_for_size): Declare. * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin. * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab, sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap, sync_compare_and_swap_cc, sync_lock_test_and_set, sync_lock_release): New. * optabs.h: Declare them. * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap, expand_sync_operation, expand_sync_fetch_operation, expand_sync_lock_test_and_set): Declare. * genopinit.c (optabs): Add sync optabs. * optabs.c (init_optabs): Initialize sync optabs. (expand_val_compare_and_swap_1, expand_val_compare_and_swap, expand_bool_compare_and_swap, expand_compare_and_swap_loop, expand_sync_operation, expand_sync_fetch_operation, expand_sync_lock_test_and_set): New. * doc/extend.texi (Atomic Builtins): New section * doc/md.texi (Standard Names): Add sync patterns. 2005-04-14 Alexandre Oliva * tree-eh.c (lower_try_finally_copy): Generate new code in response to goto_queue entries as if the queue was sorted by index, not pointers. (lower_try_finally_switch): Likewise. 2005-04-14 Richard Henderson * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ... (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed register. (ix86_expand_fp_movcc): Update to match. (ix86_expand_fp_vcond, ix86_expand_int_vcond): New. * config/i386/i386-protos.h: Update. * config/i386/sse.md (vcondv4sf, vcondv2df): New. (vcond, vcondu): New. 2005-04-14 Joseph S. Myers * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to refer to 4.0. 2005-04-14 Julian Brown * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++ link failures on ppc64 Linux. 2005-04-14 Andreas Krebbel * config.gcc: Set cpu_type for s390. 2005-04-14 Daniel Berlin Fix PR tree-optimization/20963 * tree-ssa-pre.c (compute_avail): Remove special case for TREE_INVARIANT. (create_expression_by_pieces): Add value numbers for forced out statements. 2005-04-14 Hans-Peter Nilsson * config/cris/cris.md: Replace references to (reg:SI 16) with (reg:SI CRIS_SRP_REGNUM). 2005-04-14 Kazu Hirata PR tree-optimization/20657 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to create an appropriate range from it. 2005-04-14 Uros Bizjak * reg-stack.c (subst_stack_regs_pat): Handle and case. * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New. (*fist2_floor_1, fistdi2_floor, fistdi2_floor_with_temp) (fist2_floor, fist2_floor_with_temp): New isns patterns to implement lfloor and llfloor built-ins as x87 intrinsic function. (fistdi2_floor, fist2_floor splitters): New splitters. (lfloor2): New expanders. (*fist2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp) (fist2_ceil, fist2_ceil_with_temp): New isns patterns to implement lceil and llceil built-ins as x87 intrinsic function. (fistdi2_ceil, fist2_ceil splitters): New splitters. (lceil2): New expanders. 2005-04-14 Uros Bizjak * convert.c (convert_to_integer): Convert (long int)trunc{,f,l}, and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR. 2005-04-14 Ulrich Weigand PR target/20927 * config/s390/s390-modes.def: Define TFmode. 2005-04-13 Richard Sandiford * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete. (JUMP_TABLES_IN_TEXT_SECTION): Define. * config/mips/mips.c (mips16_insn_length): Remove reference to JUMP_TABLES_IN_TEXT_SECTION. 2005-04-13 Fariborz Jahanian * simplify-rtx.c (simplify_binary_operation_1): Return scalar or vector of constant 0, depending on the xor's mode. 2005-04-13 Dale Johannesen * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h. (objc-act.o): Ditto. * objc/objc-act.c (objc_gimplify_expr): New. (objc_get_callee_fndecl): New. * objc/objc-act.h: Include tree-gimple.h. Declare new functions. * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define. (LANG_HOOKS_GET_CALLEE_FNDECL): Define. 2005-04-13 Devang Patel * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra temp variables. 2005-04-13 Hans-Peter Nilsson CRIS prologue as RTL. * config/cris/cris-protos.h (cris_emit_movem_store) (cris_expand_prologue): Prototype. * config/cris/cris.c (struct machine_function): New member stdarg_regs. (cfa_label_num, cris_target_asm_function_prologue): Remove. (TARGET_ASM_FUNCTION_PROLOGUE): Don't override. (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT. (cris_load_multiple_op, cris_return_address_on_stack) (cris_return_address_on_stack_for_return): ISO-Cify. (cris_store_multiple_op): New predicate function. (cris_expand_prologue, cris_emit_movem_store): New functions. (cris_print_operand) : Handle modifications other than post-increment. (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT. (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT. (cris_gen_movem_load): Rearrange slightly to make local variable src a parameter, removing osrc. (cris_setup_incoming_varargs): Set machine_function member stdarg_regs to correspond to the number of registers that need to be saved. * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept CRIS_UNSPEC_GOT. (PREDICATE_CODES): Add cris_store_multiple_op. Make cris_general_operand_or_gotless_symbol accept UNSPEC. * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant. ("*movsi_internal") : Handle CRIS_UNSPEC_GOT. ("*cris_store_multiple"): New pattern. Tweak common comment above this and "*cris_load_multiple". ("prologue"): New define_expand. * config/cris/cris.md ("epilogue"): Conditionalize on TARGET_PROLOGUE_EPILOGUE. 2005-04-13 Steve Ellcey PR target/20924 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with fpsr 0 instead of fpsr 1. (divsf3_internal_thr): Ditto. (divdf3_internal_lat): Ditto. (divdf3_internal_thr): Ditto. (divxf3_internal_lat): Ditto. (divxf3_internal_thr): Ditto. 2005-04-13 Kazu Hirata PR tree-optimization/20913 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR. PR tree-optimization/20702 * tree-vrp.c (maybe_add_assert_expr): Recurse into dominator children that haven't been walked into. 2005-04-13 Julian Brown * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP is true. 2005-04-13 Kazu Hirata * basic-block.h, tree-ssa-uncprop.c, varasm.c, config/i386/sse.md: Fix comment typos. * genattrtab.c (NULL_ATTR): Remove. * ifcvt.c (NULL_EDGE): Likewise. * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove. * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS, NOTE_PREDICT): Remove. 2005-04-13 Eric Botcazou * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf. * configure: Regenerate. * config.in: Likewise. * system.h: Declare vsnprintf if not already declared. 2005-04-13 Eric Botcazou * optc-gen.awk: Handle stand-alone Mask records. * opth-gen.awk: Likewise. * doc/options.texi (Option file format): Document them. * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*, sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt. (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt. * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES, MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9, MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS, MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT, MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS, MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete. (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE, TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS, TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD, TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS, TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS, TARGET_LONG_DOUBLE_128): Likewise. (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise. (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise. * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise. * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise. * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise. * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise. * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise. * config/sparc/sparc.c (fpu_option_set): New global. (sparc_handle_option): New function. (sparc_override_options): Test fpu_option_set. (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT. (TARGET_HANDLE_OPTION): Set to sparc_handle_option. * config/sparc/sparc.opt: New file. * config/sparc/little-endian.opt: Likewise. * config/sparc/long-double-switch.opt: Likewise. 2005-04-13 Bernd Schmidt * config/bfin/bfin.c (bfin_lib_id_given): New static variable. (bfin_handle_options): Set it if -mshared-library-id= is seen. * config/bfin/bfin.opt (mshared-library-id=): Lose Var(bfin_lib_id_given). 2005-04-13 Matt Thomas * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before defining. 2005-04-13 Kazu Hirata * rtl.h (CLEAR_RTX_FLAGS): Remove. * cgraphunit.c (INSNS_PER_CALL): Remove. * tree-ssa-forwprop.c (vars, record_single_argument_cond_exprs, substitute_single_use_vars): Remove. (forward_propagate_into_cond_1, forward_propagate_into_cond): New. (tree_ssa_forward_propagate_single_use_vars): Call forward_propagate_into_cond for each COND_EXPR. * tree-inline.c (INSNS_PER_STMT): Remove. 2005-04-12 Richard Henderson * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ... (ix86_expand_sse_fp_minmax): ... from ... (ix86_expand_fp_movcc): ... here. (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc. * config/i386/i386-protos.h: Update. * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New. (sse_setccsf, sse_setccdf): Allow before reload. (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove. (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove. (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New. * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New. (anddf3, nanddf3, iordf3, xordf3): New. 2005-04-12 Jeff Law * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o. (tree-ssa-uncprop.o): Add dependencies. * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove. * tree-flow.h (remove_useless_stmts): Remove prototype. * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to remove_useless_stmts. * timevar.def (TV_TREE_SSA_UNCPROP): New timevar. * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass. * tree-pass.h (pass_uncprop): Declare. * tree-ssa-uncprop.c: New file. 2005-04-12 James E. Wilson PR target/20670 * unwind-ia64.c (uw_intall_context): Add missing load of r27. 2005-04-12 Caroline Tice Temporary fix for partitioning problems. * passes.c (rest_of_handle_final): Remove code that frees unlikely_text_section_name, * varasm.c (assemble_start_function): Test for partitioning flag before writing out section labels. (assemble_end_function): Test for partitioning flag before writing out section labels. 2005-04-12 Steven Bosscher Stuart Hastings Jan Hubicka * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all references to gt-tree-cfg.h. * basic-block.h (struct basic_block_def): Don't skip rbi for garbage collection. (struct reorder_block_def): Make GTY-able. (struct control_flow_graph): New structure. (n_edges, n_basic_blocks, last_basic_block, basic_block_info, BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars, but instead defines to the control_flow_graph for cfun. (label_to_block_map): New define, points to the label map of the control_flow_graph for cfun. (n_edges_for_function, n_basic_blocks_for_function, last_basic_block_for_function, basic_block_info_for_function, EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION, basic_block_info_for_function, label_to_block_map_for_function): Counterparts for the above, taking a struct function as an extra argument. (alloc_rbi_pool, free_rbi_pool): Remove prototypes. * cfg.c: (n_edges, n_basic_blocks, last_basic_block, basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove. (alloc_rbi_pool, free_rbi_pool): Remove. (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc. * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool here... (cfg_layout_finalize) ... and don't free it here. * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets garbage collected. * flow.c (free_basic_block_vars): Set label_to_block_map and n_edges to zero too. * function.h (struct function): Add cfg field. * function.c (allocate_struct_function): Allocate the cfg. * tree-cfg.c (label_to_block_map): Remove. (build_tree_cfg): Don't allocate the rbi pool here... (delete_tree_cfg_annotations): ...and don't free it here. Also don't nullify label_to_block_map for cfun. 2005-04-12 Caroline Tice * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges): Revert my patch from April 9. (fix_edges_for_rarely_executed_code): Revert my patch from April 9. (reorder_basic_blocks): Revert my patch from April 9. (insert_section_boundary_note): Revert my patch from April 9. * dbxout.c (dbxout_function_end): Revert my patch from April 9. * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9. (COLD_END_LABEL): Revert my patch from April 9. (cold_text_section_label): Revert my patch from April 9. (cold_end_label): Revert my patch from April 9. (dwarf2out_switch_text_section): Revert my patch from April 9. (output_aranges): Revert my patch from April 9. (output_ranges): Revert my patch from April 9. (output_line_info): Revert my patch from April 9. (add_location_or_const_value_attribute): Revert my patch from April 9. (dwarf2out_var_location): Revert my patch from April 9. (dwarf2out_init): Revert my patch from April 9. (dwarf2out_finish): Revert my patch from April 9. * function.h (struct function): Revert my patch from April 9. * opts.c (decode_options): Revert my patch from April 9. * output.h (unlikely_section_label, hot_section_label, hot_section_end_label, cold_section_end_label, unlikely_text_section_name): Revert my patch from April 9. * passes.c (rest_of_handle_final): Revert my patch from April 9. * varasm.c (unlikely_section_label, hot_section_label, hot_section_end_label, cold_section_end_label, unlikely_text_section_name): Revert my patch from April 9. (initialize_cold_section_name): Revert my patch from April 9. (unlikely_text_section): Revert my patch from April 9. (in_unlikely_text_section): Revert my patch from April 9. (named_section): Revert my patch from April 9. (function_section): Revert my patch from April 9. (current_function_section): Revert my patch from April 9. (assemble_start_function): Revert my patch from April 9. (assemble_end_function): Revert my patch from April 9. (default_section_type_flags_1): Revert my patch from April 9. 2005-04-12 Eric Botcazou * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode. * config/sparc/sparc.md (untyped_call): Save the registers manually. * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32. 2005-04-12 Ulrich Weigand PR middle-end/20917 * config/s390/s390.md ("*set_tp"): Use SET in pattern. ("set_tp_64", "set_tp_31"): Adapt expanded pattern. 2004-04-12 Richard Henderson * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE, UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD, UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove. (UNSPEC_*, UNSPECV_*): Renumber. 2005-04-12 Frank Ch. Eigler PR mudflap/19266 From Richard Henderson : * tree-mudflap.c (mf_build_check_statement_for): Correct block splitting logic. 2005-04-12 Dorit Naishlos * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL. 2005-04-12 Bernd Schmidt * config/bfin/bfin.c (bfin_library_id_string): Remove. (bfin_library_id): New variable. (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given instead of bfin_library_id_string. (bfin_handle_option): New function. (override_options): Remove most code to deal with shared library IDs, just check they aren't used without -mid-shared-library. (TARGET_HANDLE_OPTION): Define. * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro. * config/bfin/bfin.opt (mshared-library-id=): New. 2005-04-12 Kazu Hirata * tree-vect-transform.c: Fix comment typos. 2005-04-12 Mostafa Hagog * postreload-gcse.c (eliminate_partially_redundant_load): Don't split critical edges when not possible/profitable. 2005-04-12 Richard Sandiford * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD) (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD) (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE) (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD) (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM) (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete. (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB. * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and MASK_NO_BITFIELD. * config/ns32k/ns32k.c (ns32k_handle_option): New function. (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. * config/ns32k/ns32k.opt: New file. 2005-04-12 Richard Sandiford * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options. * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020) (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY) (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200) (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x) (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881) (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT) (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL) (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD) (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY) (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES) (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete. (MASK_COLDFIRE): Formatting fixes. (TARGET_COLDFIRE): Turn into a boolean value for consistency. * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete. * config/m68k/m68k.c (m68k_library_id_string): Initialize to "_current_shared_library_a5_offset_". (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. (MASK_ALL_CPU_BITS): New macro. (m68k_handle_option): New function. (override_options): Remove handling of m68k_library_id_string. * config/m68k/m68k.opt: New file. * config/m68k/ieee.opt: New file. 2005-04-11 Mark Mitchell * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove. (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro. (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise. (TARGET_CXX): Adjust accordingly. * target.h (struct gcc_target): Remove epxort_class_data. Add determine_class_data_visibility and class_data_always_comdat. * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove. (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document. (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise. * config/arm/arm.c (arm_cxx_export_class_data): Remove. (arm_cxx_determine_class_data_visibility): New. (arm_cxx_class_data_always_comdat): Likewise. (TARGET_CXX_EXPORT_CLASS_DATA): Remove. (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define. (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise. * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define. * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define. 2005-04-11 Devang Patel * tree-data-ref.c (build_classic_dist_vector, compute_subscript_distance): Make externally visible. * tree-data-ref.h (build_classic_dist_vector, compute_subscript_distance): Same. * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Check distance vector against vectorization factor. (vect_analyze_loop): Determine vectorizaion factor before analyzing data dependences. * tree-vectorizer.c (loops_num): Make it externally visible and rename ... * tree-vectorizer.c (vect_loops_num): ... new name. * tree-vectorizer.h (vect_loops_num): New. 2005-04-11 Devang Patel * tree-vect-analyze.c (vect_analyze_operations): Check vectorizable codition. * tree-vect-transform.c (vect_is_simple_cond): New function. (vectorizable_condition): New function. (vect_transform_stmt): Handle condition_vec_info_type. * tree-vectorizer.h (enum stmt_vec_info_type): Add condition_vec_info_type. (vectorizable_condition): New. 2005-04-11 Geoffrey Keating * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New. * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New. * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT. * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686. (SUBTARGET_EXTRA_SPECS): Always 'i386'. * dwarf2out.c (output_line_info): Don't try to dereference a NULL current_function_decl. * config/t-slibgcc-darwin: Don't put shared libraries in directories other than $(slibdir). * config/rs6000/darwin.h: Find -m64 libgcc under the name the OS uses for it. 2005-04-11 Diego Novillo PR tree-optimization/20933 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move logic to reject aliases between read-only and writable variables ... (may_alias_p): ... here. (get_tmt_for): Do not associate read-only tags to pointers whose pointed-to type is not read-only. * tree-ssa.c (verify_ssa): Check that memory stores have at least one V_MAY_DEF or V_MUST_DEF. 2005-04-11 Kaveh R. Ghazi PR/17092 * configure.ac (gcc_UNLOCKED_FUNCS): New. (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS. * system.h (putchar, getc, getchar, clearerr, feof, fileno, fflush, fgetc, fgets, ferror, fread): Redefine to the associated _unlocked function. (fwrite_unlocked): Fix prototype. * configure, config.in: Regenerate. 2005-04-11 David Edelsohn * tree-ssa-loop-im.c: Include real.h. (determine_invariantness_stmt): If real division divisor is invariant and flag_unsafe_math_optimizations enabled, generate invariant reciprocal for hoisting. * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency. 2005-04-11 Daniel Berlin Fix PR tree-optimization/20926 * tree-ssa-alias.c (add_type_alias): Handle subvars. 2005-04-11 Devang Patel * config/rs6000.c (rs6000_emit_vector_select): Fix vector select operand ordering. 2005-04-11 Andrew Pinski * fold-const.c (fold_binary_op_with_conditional_arg): use fold_buildN instead of "fold (buildN" in some non obvious places. (fold_unary): Likewise. (fold_binary): Likewise. 2005-04-11 Daniel Berlin Fix PR tree-optimization/20612 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment handling (perfect_nestify): preheaderbb is *not* part of loop of the old destination. 2005-04-11 Andrew Pinski * tree-ssa-alias.c (may_alias_p): If the variable is a global variable and the pointer is parameter and -fargument-noalias-global is used, then the pointer cannot alias the variable. 2005-04-11 James A. Morrison * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable. * config/sparc/sparc.h: Likewise. * config/sparc/sparc.md: Likewise. 2005-04-11 Kazu Hirata * tree-vrp.c (maybe_add_assert_expr): Move a comment. * tree-vrp.c: Fix a comment typo. 2005-04-11 Diego Novillo PR tree-optimization/20920 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an SSA_NAME flows through an abnormal edge. * tree-vrp.c (infer_value_range): Ignore SSA names that flow through abnormal edges. (maybe_add_assert_expr): Likewise. 2005-04-11 Richard Sandiford * config/s390/s390.h (s390_tune_string, s390_arch_string) (s390_warn_framesize_string, s390_warn_dynamicstack_string) (s390_stack_size_string, s390_stack_guard_string, target_flags) (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT) (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD) (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT) (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG) (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING) (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN) (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete. * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default. (TARGET_HANDLE_OPTION): Likewise. (s390_tune): Initialize to PROCESSOR_max. (s390_arch_string): Make static. (s390_tune_string, s390_warn_framesize_string): Delete. (s390_warn_dynamicstack_string, s390_stack_size_string): Delete. (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete. (s390_handle_arch_option, s390_handle_option): New functions. (override_options): Remove parsing of option strings. * config/s390/s390.opt: New file. 2005-04-11 Paolo Bonzini * tree-complex.c (expand_vector_operations): Call update_stmt_if_modified. 2005-04-11 Paolo Bonzini * tree-vect-analyze (vect_determine_vectorization_factor): Do not use GET_MODE_NUNITS. * tree-vect-transform.c (vect_get_vec_def_for_operand, (vectorizable_load, vect_transform_loop): Likewise. 2005-04-11 Uros Bizjak * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL) (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New. * optabs.h (enum optab_index): Add new OTI_lceil. (lceil_optab): Define corresponding macro. * optabs.c (init_optabs): Initialize lceil_optab. * genopinit.c (optabs): Implement lceil_optab using lceilsi2 and lceildi2 patterns. * builtins.c (expand_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}. (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}. (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn. (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL. (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn. * convert.c (convert_to_integer): Convert (long int)ceil{,f,l}, into lceil built-in function and (long long int)ceil{,f,l} into llceil built-in function. * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and BUILT_IN_LLCEIL. 2005-04-10 John David Anglin * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from zero. 2005-04-10 Kazu Hirata * config/arm/arm.c: Fix a comment typo. * doc/tree-ssa.texi: Fix a typo. 2005-04-10 Steven Bosscher * cselib.c (clear_table): Rename to cselib_clear_table. * cselib.h (cselib_clear_table): Add prototype. * gcse.c (gcse_main): Make 'f' argument unused. (alloc_gcse_mem): Do not walk the insn chain, walk the contents of each basic block instead. (compute_sets, compute_hash_table_work): Likewise. (constprop_register): Change int 'alter_jumps' argument to bool. (do_local_cprop): Likewise. (local_cprop_pass): Likewise. Also walk basic blocks instead of the insn chain. Explicitly clear the cselib tables after finishing one basic block. Make sure there are no unterminated libcall blocks. Update compute_sets call. (cprop): Walk basic blocks instead of the insn chain. (one_cprop_pass, compute_ld_motion_mems, compute_store_table): Likewise. (bypass_jumps): Update alloc_gcse_mem, compute_sets, and one_cprop_pass calls. 2005-04-10 Richard Sandiford * combine.c (combine_simplify_rtx): Remove a transformation that relies on an invalid assumption about rtl sign-extension semantics. 2005-04-10 Richard Sandiford * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments to build_int_cst_wide. 2005-04-09 Alexandre Oliva PR target/20126 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed, set the original address pseudo to the correct value before the original insn, if possible, and leave the insn alone, otherwise create a new pseudo, set it and replace it in the insn. * recog.c (validate_change_maybe_volatile): New. * recog.h (validate_change_maybe_volatile): Declare. 2005-04-09 Caroline Tice * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges): Remove targetm.have_named_sections test. (fix_edges_for_rarely_executed_code): Likewise. (insert_section_boundary_note): Likewise. (reorder_basic_blocks): Check partitioning flag before calling verify_hot_cold_block_grouping. * dbxout.c (dbxout_function_end): Get hot/cold section labels from the function struct rather than global variables. * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro. (COLD_END_LABEL): Likewise (cold_text_section_label): New static global variable. (cold_end_label): Likewise. (dwarf2out_switch_text_section): Get hot/cold section labels from the function struct rather than global variables. (output_aranges): Use cold_text_section_label and cold_end_label; check partitioning flag before putting out delta. (output_ranges): Remove incorrect code attempting to use hot/cold labels. (output_line_info): Get cold section label from function struct. (add_location_or_const_value_attribute): Likewise. (get_subprogram_die): Get hot/cold section labels from function struct. (dwarf2out_var_location): Likewise. (dwarf2out_init): Generate cold_text_section_label and cold_end_label; write out cold_text_section_label if partition flag is set. (dwarf2out_finish): Write out cold_end_label if partition flag is set; * function.h (struct function): Add new fields to point to hot/cold section labels: hot_section_label, cold_section_label, hot_section_end_label and cold_section_end_label; also add new field for cold text section name, unlikely_text_section_name. * opts.c (decode_options): Turn off partitioning flag if !targetm.have_named_sections. * output.h (hot_section_label): Remove. (hot_section_end_label): Remove. (cold_section_end_label): Remove. (unlikely_section_label): Remove. (unlikely_text_section_name): Remove. * passes.c (rest_of_handle_final): Remove code that frees unlikely_text_section_name. * varasm.c (unlikely_section_label): Remove. (hot_section_label): Remove. (hot_section_end_label): Remove. (cold_section_end_label): Remove. (unlikely_text_section_name): Remove. (initialize_cold_section_name): Modify to call targetm.strip_name_encoding; to store cold section name in current function struct, if it exists; and to only use the decl_section_name if flag_named_sections is true. (unlikely_text_section): Modify to get section name out of current function struct, if there is one; otherwise build it from UNLIKELY_EXECUTED_TEXT_SECTION_NAME. (in_unlikely_text_section): Likewise. (named_section): Modify to get/put cold section name in current function struct, if there is one. (function_section): Change 'bool unlikely' to 'int reloc'; check targetm.have_named_sections before calling named_section. (current_function_section): Likewise. (assemble_start_function): Modify to get/put unlikely_text_section_name in current function struct; modify to get hot/cold section labels from function struct; initialize labels using ASM_GENERATE_INTERNAL_LABEL; test partitioning flag before writing out hot section label. (assemble_end_function): Test partitioning flag before writing out hot/cold section labels. (default_section_type_flags_1): Modify to use array instead of char* for unlikely_text_section_name; set flags correctly for cold text section if there is not a current function decl. 2005-04-09 Jakub Jelinek * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD and TI_VA_LIST_FPR_COUNTER_FIELD. (va_list_gpr_counter_field, va_list_fpr_counter_field): Define. * tree-pass.h (pass_stdarg): Add. * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg. * tree-stdarg.c: New file. * tree-stdarg.h: New file. * Makefile.in (OBJS-common): Add tree-stdarg.o. (tree-stdarg.o): Add dependencies. * function.h (struct function): Add va_list_gpr_size and va_list_fpr_size fields. * function.c (allocate_struct_function): Initialize them. * target.h (struct gcc_target): Add stdarg_optimize_hook. * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define. (TARGET_INITIALIZER): Add it. * config/i386/i386.c (ix86_build_builtin_va_list): Initialize va_list_{g,f}pr_counter_field. (ix86_setup_incoming_varargs): Don't do anything if reg_save area will not be used. Only save registers that tree-stdarg.c detected they need saving. (ix86_va_start): Don't set up fields that won't be used. * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize va_list_{g,f}pr_counter_field. (setup_incoming_varargs): Don't do anything if reg_save area will not be used. Only save registers that tree-stdarg.c detected they need saving. (rs6000_va_start): Don't set up fields that won't be used. * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h. (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field. (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions. (TARGET_STDARG_OPTIMIZE_HOOK): Define. 2005-04-09 Jakub Jelinek PR target/20795 * config/i386/i386.c (construct_container): Pass empty aligned struct, union or class in memory. 2005-04-09 Kazu Hirata * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c, tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c, config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h, config/rs6000/predicates.md: Fix comment typos. * sched-int.h (haifa_insn_data): Remove blockage and units. (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK, ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE, MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove. 2005-04-09 Jan Hubicka Steven Bosscher * cfglayout.c (copy_bbs): Rename n_edges to num_edges. * cfgloop.c (get_loop_exit_edges): Likewise. * cfgloopmanip.c (fix_irreducible_loops): Likewise. (unloop): Likewise. * loop-unroll.c (analyze_insns_in_loop): Likewise. * tree-cfg.c (dump_cfg_status): Likewise. 2005-04-09 David Edelsohn * config/rs6000/predicates.md (altivec_register_operand): Remove redundant match_code test. (gpc_reg_operand): Same. (cc_reg_operand): Same. (cc_reg_not_cr0_operand): Same. 2005-04-09 Jan Hubicka Forgotten hunk from my last merge patch: * final.c (output_addr_const): Do not call mark_referenced. 2005-04-09 Andrew MacLeod * doc/tree-ssa.texi: Add immediate use documentation. 2005-04-09 Richard Earnshaw * arm.c (FL_WBUF): Define. (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed. (arm_is_6_or_7): Delete. (arm_tune_wbuf): New. (arm_override_options): Set arm_tune_wbuf. * arm.h (arm_tune_strongarm): Renamed from arm_is_strong. (arm_is_6_or_7): Delete declaration. (arm_tune_wbuf): New declartion. * arm.md (is_strongarm): Derive from arm_tune_strongarm. (model_wbuf): Derive from arm_tune_wbuf. * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710) (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t) (arm740t): Mark CPUs as having a write buffer. 2005-04-09 Uros Bizjak * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead of 'const_double_operand' in operand 2 constraints. Update enable condition. 2005-04-09 Uros Bizjak * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL) (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New. * optabs.h (enum optab_index): Add new OTI_lfloor. (lfloor_optab): Define corresponding macro. * optabs.c (init_optabs): Initialize lfloor_optab. * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2 and lfloordi2 patterns. * builtins.c (expand_builtin_int_roundingfn): New prototype. (expand_builtin_int_roundingfn): New function. (fold_builtin_int_roundingfn): New prototype. (fold_builtin_int_roundingfn): New function, renamed from fold_builtin_lround. Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}. (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn. (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR. (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn. * convert.c (convert_to_integer): Convert (long int)floor{,f,l}, into lfloor built-in function and (long long int)floor{,f,l} into llfloor built-in function. * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and BUILT_IN_LLFLOOR. 2005-04-08 Ian Lance Taylor * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def. * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h. (DO_COND, DO_BODY): Likewise. (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise. (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise. (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT. (build_continue_stmt, build_break_stmt): Don't declare. (c_do_switch_warnings): Update declaration. * c-gimplify.c (enum bc_t): Remove. (struct c_gimplify_ctx, ctxp): Remove. (push_context, pop_context): Remove static functions. (c_genericize): Don't call push_context or pop_context. (begin_bc_block, finish_bc_block): Remove static functions. (build_bc_goto): Likewise. (gimplify_c_loop): Likewise. (gimplify_for_stmt, gimplify_while_stmt): Likewise. (gimplify_do_stmt, gimplify_switch_stmt): Likewise. (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT, DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT. * c-common.c (c_do_switch_warnings): Rename from c_do_switch_warnings_1. (c_do_switch_warnings) [old version]: Remove. (c_do_switch_expr_warnings): Remove. * c-typeck.c (c_finish_case): Call new c_do_switch_warnings function instead of c_do_switch_expr_warnings. * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT, CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT. * c-pretty-print.c (pp_c_statement): Likewise. * c-semantics.c (build_break_stmt, build_continue_stmt): Remove. 2005-04-08 Devang Patel * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop. While selecting replacement condition pay attention to loop header. 2005-04-08 Diego Novillo Merge from tree-cleanup-branch: VRP, store CCP, store copy-prop, incremental SSA updating of FUD chains and newly exposed symbols. * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h. (OBJS-common): Add tree-vrp.o. (tree-vrp.o): New rule. * basic-block.h (nearest_common_dominator_for_set): Declare. * common.opt (ftree-store-ccp): New flag. (ftree-copy-prop): New flag. (ftree-vrp): New flag. (ftree-store-copy-prop): New flag. * dominance.c (nearest_common_dominator_for_set): New. * domwalk.c (walk_dominator_tree): Only traverse statements in blocks marked in walk_data->interesting_blocks. * domwalk.h (struct dom_walk_data): Add field interesting_blocks. * fold-const.c (fold): Handle ASSERT_EXPR. * opts.c (decode_options): Set flag_tree_copy_prop at -O1. Set flag_tree_store_ccp, flag_tree_store_copy_prop and flag_tree_vrp at -O2. * timevar.def (TV_TREE_VRP): Define. (TV_TREE_COPY_PROP): Define. (TV_TREE_STORE_COPY_PROP): Define. (TV_TREE_SSA_INCREMENTAL): Define. (TV_TREE_STORE_CCP): Define. * tree-cfg.c (tree_can_merge_blocks_p): Remove reference to kill_redundant_phi_nodes from comment. (verify_expr): Handle ASSERT_EXPR. * tree-dfa.c (mark_new_vars_to_rename): Remove second argument. Update all users. (mark_call_clobbered_vars_to_rename): Remove. Update all users. * tree-flow-inline.h (unmodifiable_var_p): New. * tree-flow.h (enum value_range_type): Declare. (struct value_range_def): Declare. (value_range): Declare. (remove_all_phi_nodes_for): Remove. Update all users. (find_phi_node_for): Declare. (add_type_alias): Declare. (count_uses_and_derefs): Declare. (kill_redundant_phi_nodes): Remove. (rewrite_into_ssa): Remove. (rewrite_def_def_chains): Remove. (update_ssa, register_new_name_mapping, create_new_def_for, need_ssa_update_p, name_registered_for_update_p, release_ssa_name_after_update_ssa, dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by, debug_names_replaced_by, mark_sym_for_renaming, mark_set_for_renaming, get_current_def, set_current_def, get_value_range, dump_value_range, debug_value_range, dump_all_value_ranges, debug_all_value_ranges, expr_computes_nonzero, loop_depth_of_name, unmodifiable_var_p): Declare. * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle ASSERT_EXPR. * tree-into-ssa.c (block_defs_stack): Update comment. (old_ssa_names, new_ssa_names, old_virtual_ssa_names, syms_to_rename, names_to_release, repl_tbl, need_to_initialize_update_ssa_p, need_to_update_vops_p, need_to_replace_names_p): New locals. (NAME_SETS_GROWTH_FACTOR): Define. (struct repl_map_d): Declare. (struct mark_def_sites_global_data): Add field interesting_blocks. (enum rewrite_mode): Declare. (REGISTER_DEFS_IN_THIS_STMT): Define. (compute_global_livein): Use last_basic_block instead of n_basic_blocks. (set_def_block): Remove last argument. Update all callers. (prepare_use_operand_for_rename): Remove. Update all callers. (prepare_def_operand_for_rename): Remove. Update all callers. (symbol_marked_for_renaming): New. (is_old_name): New. (is_new_name): New. (repl_map_hash): New. (repl_map_eq): New. (repl_map_free): New. (names_replaced_by): New. (add_to_repl_tbl): New. (add_new_name_mapping): New. (mark_def_sites): Assume that all the operands in the statement are in normal form. (find_idf): Assert that the block in the stack is valid. (get_default_def_for): New. (insert_phi_nodes_for): Add new argument 'update_p'. Add documentation. If update_p is true, add a new mapping between the LHS of each new PHI and the name that it replaces. (insert_phi_nodes_1): Only call find_idf if needed. (get_reaching_def): Call get_default_def_for. (rewrite_operand): Remove. (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT and REWRITE_THIS_STMT are false. Assume that all the operands in the statement are in normal form. (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN. (rewrite_virtual_phi_arguments): Remove. (invalidate_name_tags): Remove. (register_new_update_single, register_new_update_set, rewrite_update_init_block, replace_use, rewrite_update_fini_block, rewrite_update_stmt, rewrite_update_phi_arguments): New. rewrite_blocks): Remove argument 'fix_virtual_phis'. Add arguments 'entry', 'what' and 'blocks'. Initialize the dominator walker according to 'what' and 'blocks'. Start the dominator walk at 'entry'. (mark_def_site_blocks): Add argument 'interesting_blocks'. Use it to configure the dominator walker. (rewrite_into_ssa): Remove argument 'all'. Make internal. (rewrite_all_into_ssa): Remove. (rewrite_def_def_chains): Remove. (mark_def_interesting, mark_use_interesting, prepare_phi_args_for_update, prepare_block_for_update, prepare_def_site_for, prepare_def_sites, dump_names_replaced_by, debug_names_replaced_by, dump_repl_tbl, debug_repl_tbl, init_update_ssa, delete_update_ssa, create_new_def_for, register_new_name_mapping, mark_sym_for_renaming, mark_set_for_renaming, need_ssa_update_p, name_registered_for_update_p, ssa_names_to_replace, release_ssa_name_after_update_ssa, insert_updated_phi_nodes_for, update_ssa): New. * tree-loop-linear.c (linear_transform_loops): Call update_ssa instead of rewrite_into_ssa. * tree-optimize.c (vars_to_rename): Remove. Update all users. (init_tree_optimization_passes): Replace pass_redundant_phi with pass_copy_prop. Add pass_vrp. Replace pass_ccp with pass_store_ccp. Add pass_store_copy_prop after pass_store_ccp. (execute_todo): If the TODO_ flags don't include updating the SSA form, assert that it does not need to be updated. Call update_ssa instead of rewrite_into_ssa and rewrite_def_def_chains. If TODO_verify_loops is set, call verify_loop_closed_ssa. (tree_rest_of_compilation): * tree-pass.h (TODO_dump_func, TODO_ggc_collect, TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts, TODO_cleanup_cfg): Renumber. (TODO_verify_loops, TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi, TODO_update_ssa_only_virtuals): Define. (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp): Declare. * tree-phinodes.c (make_phi_node): Update documentation. (remove_all_phi_nodes_for): Remove. (find_phi_node_for): New. * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR. * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise. (interpret_rhs_modify_expr): Likewise. * tree-sra.c (decide_instantiations): Mark all symbols in SRA_CANDIDATES for renaming. (mark_all_v_defs_1): Rename from mark_all_v_defs. (mark_all_v_defs): New function. Update all users to call it with the whole list of scalarized statements, not just the first one. * tree-ssa-alias.c (count_ptr_derefs): Make extern. (compute_flow_insensitive_aliasing): If the tag is unmodifiable and the variable isn't or vice-versa, don't make them alias of each other. (setup_pointers_and_addressables): If the type tag for VAR is about to change, mark the old one for renaming. (add_type_alias): New. * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP. (ccp_lattice_t): Rename from latticevalue. (value): Remove. Update all users. (const_val): New local variable. (do_store_ccp): New local variable. (dump_lattice_value): Handle UNINITIALIZED. (debug_lattice_value): New. (get_default_value): Re-write. (set_lattice_value): Re-write. (def_to_varying): Remove. Update all users. (likely_value): Return VARYING for statements that make stores when STORE_CCP is false. Return VARYING for any statement other than MODIFY_EXPR, COND_EXPR and SWITCH_EXPR. (ccp_initialize): Re-write. (replace_uses_in, replace_vuse_in, substitute_and_fold): Move to tree-ssa-propagate.c. (ccp_lattice_meet): Handle memory stores when DO_STORE_CCP is true. (ccp_visit_phi_node): Likewise. (ccp_fold): Likewise. (evaluate_stmt): Likewise. (visit_assignment): Likewise. (ccp_visit_stmt): Likewise. (execute_ssa_ccp): Add argument 'store_ccp'. Copy it into DO_STORE_CCP. (do_ssa_ccp): New. (pass_ccp): Use it. (do_ssa_store_ccp): New. (gate_store_ccp): New. (pass_store_ccp): Declare. * tree-ssa-copy.c: Include tree-ssa-propagate.h. (may_propagate_copy): Reformat. Don't abort if ORIG is a virtual and DEST isn't. If NEW does not have alias information but DEST does, copy it. (copy_of, cached_last_copy_of, do_store_copy_prop, enum copy_prop_kind, which_copy_prop): Declare. (stmt_may_generate_copy, get_copy_of_val, get_last_copy_of, set_copy_of_val, dump_copy_of, copy_prop_visit_assignment, copy_prop_visit_cond_stmt, copy_prop_visit_stmt, copy_prop_visit_phi_node, init_copy_prop, fini_copy_prop, execute_copy_prop, gate_copy_prop, do_copy_prop, gate_store_copy_prop, store_copy_prop): New. (pass_copy_prop, pass_store_copy_prop): Declare. * tree-ssa-dom.c (struct opt_stats_d): Add fields 'num_const_prop' and 'num_copy_prop'. (cprop_operand): Update them. (dump_dominator_optimization_stats): Dump them. (tree_ssa_dominator_optimize): Call update_ssa instead of rewrite_into_ssa. (loop_depth_of_name): Declare extern. (simplify_cond_and_lookup_avail_expr): Guard against NULL values for LOW or HIGH. (cprop_into_successor_phis): Only propagate if NEW != ORIG. (record_equivalences_from_stmt): Call expr_computes_nonzero. (cprop_operand): Only propagate if VAL != OP. * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed statement for renaming. * tree-ssa-loop-im.c (move_computations): Call update_ssa. * tree-ssa-loop-ivopts.c (rewrite_address_base): Call add_type_alias if necessary. Call mark_new_vars_to_rename. (tree_ssa_iv_optimize): If new symbols need to be renamed, mark every statement updated, call update_ssa and rewrite_into_loop_closed_ssa. * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB from LIVEIN if VAR is a virtual. * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa. * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR. (get_call_expr_operands): Reformat statement. (add_stmt_operand): Don't create V_MAY_DEFs for read-only symbols. * tree-ssa-propagate.c (ssa_prop_init): Initialize SSA_NAME_VALUE for every name. (first_vdef, stmt_makes_single_load, stmt_makes_single_store, get_value_loaded_by): New. (replace_uses_in, replace_vuses_in, replace_phi_args_in, substitute_and_fold): Move from tree-ssa-ccp.c. * tree-ssa-propagate.h (struct prop_value_d, prop_value_t, first_vdef, stmt_makes_single_load, stmt_makes_single_store, get_value_loaded_by, replace_uses_in, substitute_and_fold): Declare. * tree-ssa.c (verify_use): Fix error message. (propagate_into_addr, replace_immediate_uses, get_eq_name, check_phi_redundancy, kill_redundant_phi_nodes, pass_redundant_phi): Remove. Update all users. * tree-vect-transform.c (vect_create_data_ref_ptr): Call add_type_alias, if necessary. * tree-vectorizer.h (struct _stmt_vect_info): Update documentation for field 'memtag'. * tree-vrp.c: New file. * tree.def (ASSERT_EXPR): Define. * tree.h (ASSERT_EXPR_VAR): Define. (ASSERT_EXPR_COND): Define. (SSA_NAME_VALUE_RANGE): Define. (struct tree_ssa_name): Add field 'value_range'. (PHI_REWRITTEN): Remove. (struct tree_phi_node): Remove field 'rewritten'. * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop, -ftree-store-copy-prop): Document. * doc/tree-ssa.texi: Remove broken link to McCAT's compiler. Document usage of update_ssa. 2005-04-08 David Edelsohn PR target/20814 * config/rs6000/predicates.md (altivec_register_operand): Accept SUBREG. (and64_operand): Do not limit CONST_INT to mask64_operand. (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand. (and_operand): Do not limit CONST_INT to mask_operand. 2005-04-09 Hans-Peter Nilsson PR rtl-optimization/20466 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it for overlap of the address of each list member. (mark_set_1): Call invalidate_mems_from_set for MEMs too. 2005-04-08 Mike Stump * config/darwin.c (indirect_data): Fix typo in strncmp logic. * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops, instead of 4. 2005-04-08 Kazu Hirata * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove. * function.c (push_function_context_to): Don't set contains_functions. * function.h (function): Remove contains_functions. (current_function_contains_functions): Remove. * function.h (function): Remove instrument_entry_exit. (current_function_instrument_entry_exit): Remove. * function.h (nonlocal_labels): Remove. * tree.h (STRIP_MAIN_TYPE_NOPS): Remove. * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p. (check_attr_value, write_attr_get, write_expr_attr_cache, find_attr, make_internal_attr): Don't reference negative_ok or unsigned_p. * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED, ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove. (ATTR_STATIC): Adjust the value. * c-common.h (C_ARTIFICIAL_STRING_P): Remove. 2005-04-08 Ulrich Weigand * config/s390/tpf.h (ASM_SPEC): Define. 2005-04-08 Kazu Hirata * tree-flow.h: Remove the prototype for redirect_immediate_uses. (TDFA_USE_OPS, TDFA_USE_VOPS): Remove. 2005-04-08 Richard Earnshaw * arm.c (arm_const_double_by_parts): New function. * arm-protos.h (arm_const_double_by_parts): Add prototype. * arm.md (define_split for 64-bit constants): Add another one. 2005-04-08 Andrew MacLeod * tree-ssa-operands.c (correct_use_link): Remove linear scan. 2005-04-08 Kaveh R. Ghazi * system.h: Revert last change. 2005-04-08 Richard Sandiford * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD) (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16) (TARGET_SWITCHES): Delete. * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define. * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD. * config/xtensa/xtensa.opt: New file. 2005-04-08 Ben Elliston * config/fp-bit.c: Include L_mul_tf in #endif comment. * config/fp-bit.h: Tidy comments. 2005-04-07 Kaveh R. Ghazi * system.h: Poison PARAMS. 2005-04-07 Richard Sandiford * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT) (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT) (TARGET_SWITCHES): Delete. * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default. * config/vax/vax.opt: New file. 2005-04-07 Daniel Berlin * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment. 2005-04-07 Ian Lance Taylor * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't define. * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise. * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise. 2005-04-07 Kazu Hirata * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider all immediate uses in PHI nodes. 2005-04-07 Richard Earnshaw * arm.c (arm_const_double_inline_cost): Handle any constant by using gen_lowpart and gen_highpart_mode. (note_invalid_constants): All constants in an RTX with a constraint that permits memory are now pushed to the constant pool. (output_move_double): Delete code to handle reg to reg and constant to reg moves. (const_double_needs_minipool, output_mov_immediate): Delete. * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle CONST_INT and CONST_VECTOR. * arm.md (ANY64): New mode macro. (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints. (movdf_soft_insn): Split reg-reg and const-reg moves. (split patterns for 64-bit constant and register moves): New. * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves. (cirrus_movdf_hard_insn): Likewise. * fpa.md (movdf_fpa): Likewise. * iwmmxt.md (iwmmxt_arm_movdi): Likewise. (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix constraints. (movv2si_internal_2): Likewise. * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves. (movdf_vfp): Likewise. * arm-protos.h (output_mov_immediate): Delete prototype. 2005-04-07 Joseph S. Myers PR target/20093 * simplify-rtx.c (simplify_unary_operation_1): Check SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension. 2005-04-06 James E Wilson PR target/20717 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as ADDR_EXPR. 2004-04-06 Richard Sandiford * coverage.h (GCOV_TYPE_NODE): Delete. * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref) (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE. * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler) (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise. * value-prof.c (tree_divmod_fixed_value_transform): Delete. 2004-04-06 Richard Sandiford PR other/20792 * Makefile.in (gcc.pot): Remove options.c dependency. * optc-gen.awk: Don't quote help strings with N_(). 2005-04-06 James A. Morrison * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if the function returns a pointer type. 2005-04-06 Daniel Berlin * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New * doc/invoke.texi: Documnet salias-max-implicit-fields. * tree-ssa-alias.c (struct used_part): Add implicit_uses and explicit_uses members. (get_or_create_used_part_for): Initialize new fields. (fieldoff_compare): New function. (create_overlap_variables_for): Count number of fields, use heuristic to determine whether to create subvars for vars with only implicit uses. Sort the field list by offset and avoid creating duplicate SFT's. 2005-04-06 Richard Sandiford * c.opt (-F): Remove trailing whitespace from help string. (-finput-charset): Use a tab to separate the switch name and help string. * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep) (-ftree-vectorizer-verbose): Likewise. 2005-04-06 Kazu Hirata * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at a PHI argument where a use occurs instead of all PHI arguments. 2005-04-06 Joseph S. Myers * c-decl.c (finish_decl): Apply pending #pragma weak regardless of scope. 2005-04-06 Kazu Hirata * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c, tree-ssa-sink.c, tree.h, config/bfin/bfin.c, config/bfin/bfin.h: Fix comment typos. 2005-04-06 Ranjit Mathew * doc/install.texi: Update the URL for Jacks. * doc/sourcebuild.texi: Likewise. 2005-04-06 Eric Botcazou PR target/17245 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'. Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode. 2005-04-06 Kelley Cook * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change. 2005-04-06 Richard Sandiford * config/v850/v850-protos.h (override_options): Delete. * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP) (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E) (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT) (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS) (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850) (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET) (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS) (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS) (OVERRIDE_OPTIONS): Delete. (MASK_CPU): Redefine as MASK_V850 | MASK_V850E. (small_memory_info): Remove the value field. (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than TARGET_NO_APP_REGS. * config/v850/v850.c (small_memory): Remove the value field. (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. (override_options): Delete. (v850_handle_memory_option, v850_handle_option): New functions. * config/v850/v850.opt: New file. 2005-04-06 Geoffrey Keating * config.host: Add a section for generic hosts, and a subsection for Darwin. Add a case for x86-darwin. Update ppc-darwin case. * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c. * config/host-darwin.h: New. * config/x-darwin: New. * config/i386/host-i386-darwin.c: New. * config/i386/x-darwin: New. * config/rs6000/host-darwin.c: Include host-darwin.h. (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c. (darwin_rs6000_gt_pch_use_address): Likewise. * config/rs6000/x-darwin: Change name of .o built, update dependencies for changes to rs6000/host-darwin.c. 2005-04-06 Ralf Corsepius PR target/17824 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove. 2005-04-06 Dorit Naishlos * tree-vect-analyze.c (vect_analyze_loop_form): Call split_loop_exit_edge instead of loop_split_edge_with. 2005-04-06 Paolo Bonzini * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS, UNSPEC_SET_VSCR): New constants, used throughout. (*andc3_v4sf): New. (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw): Replace with... (altivec_vspltis): ... this pattern, using a QImode const_int_operand for the immediate. (abs2, absv4sf2, altivec_abss_): Rewrite as define_expands. 2005-04-06 Ralf Corsepius PR target/17822 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove. 2005-04-06 Kelley Cook * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe. 2005-04-06 Ben Elliston * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these macros as living in "this file" and not gcc.h. 2005-04-06 Ben Elliston * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not -ftree-live_range_split. Perhaps renamed at some point? 2005-04-06 Zdenek Dvorak PR target/20625 * tree-ssa-loop-ivopts.c (generic_type_for): New function. (add_candidate_1): Use generic_type_for instead of unsigned_type_for. 2005-04-06 Zdenek Dvorak * tree-flow.h (number_of_iterations_cond): Declaration removed. * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static. (number_of_iterations_special): New function. (number_of_iterations_exit): Use number_of_iterations_special. Use simplify_using_outer_evolutions only at -O3. (number_of_iterations_cond, tree_simplify_using_condition, simplify_using_initial_conditions, loop_niter_by_eval, compare_trees, can_count_iv_in_wider_type_bound, simplify_using_outer_evolutions): Use fold_build. 2005-04-05 Thomas Fitzsimmons * doc/install.texi (Configuration): Document --with-java-home. 2005-04-05 Richard Henderson PR target/20342 PR target/20447 * config/i386/i386.c (print_operand): Handle vector zeros. (ix86_split_to_parts): Handle CONST_VECTOR. (ix86_hard_regno_mode_ok): Allow MMX modes in general regs. (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide what modes to tie for MMX and SSE registers. * config/i386/i386.h (MMX_REG_MODE_P): Remove. * config/i386/i386.md: Extend move 0 -> xor peephole to apply to vector modes as well. * config/i386/predicates.md (const0_operand): Handle VOIDmode properly as an input mode. 2005-04-05 Andrew MacLeod * tree-ssa-operands.c (verify_abort): Use %p for pointers. 2005-04-05 Andrew MacLeod * tree-pretty-print.c (dump_generic_node): Use %p for pointer. 2005-04-05 Jakub Jelinek * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse and local functions, set sse_nregs to 8 and float_in_sse. (function_arg_advance, function_arg): If float_in_sse, pass SFmode and DFmode arguments in SSE registers. * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field. * config/i386/i386.c (ix86_value_regno): Only optimize local functions of -funit-at-a-time. 2005-04-05 Paolo Bonzini * config/i386/i386-protos.h (ix86_function_value): Accept two arguments, like the target macro. * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments. * config/i386/i386.c (ix86_function_value): Accept the second argument of the target macro. (ix86_function_ok_for_sibcall): Pass a function pointer to ix86_function_value. (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust call to ix86_value_regno). (ix86_value_regno): Add support for returning floating point values in SSE registers. 2005-04-05 Jakub Jelinek PR tree-optimization/20076 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions that call __builtin_return or __builtin_apply_args. 2005-04-05 Andrew MacLeod * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt. Use immediate use iterator. (stmt_is_bumper_for_loop): Use immediate use iterator. * predict.c (strip_builtin_expect): Use update_stmt. * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified on all elements of a STATEMENT_LIST. (bsi_insert_before, bsi_insert_after): Call update_modified_stmts. (bsi_remove): Remove imm_use links and mark the stmt as modified. (bsi_replace): Mark stmt as modified and the update it. * tree-complex.c (update_complex_assignment): Call mark_stmt_modified. (expand_complex_libcal): Call update_stmt. (expand_complex_comparison): Call mark_stmt_modified. (expand_complex_operations_1): Call update_stmt_if_modified. (expand_vector_operations_1): Call mark_stmt_modified. * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df, compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt, add_immediate_use, redirect_immediate_use, redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses, dump_immediate_uses_for, debug_immediate_uses_for): Delete. (mark_new_vars_to_rename): Call update_stmt. * tree-dump.c (dump_option_value_in): Add "stmtaddr". * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified. Ignore PHI nodes. (unmodify_stmt): Delete. (update_stmt): New. Force an update of a stmt. (update_stmt_if_modified): update a stmt if it is out of date. (get_stmt_operands): Verify stmt is NOT modified. (stmt_modified_p): Update comment. (delink_imm_use): Remove a use node from its immuse list. (link_imm_use_to_list): Link a use node to a specific list. (link_imm_use): Link a node to the correct list. (set_ssa_use_from_ptr): Set a use node to a specific value, and insert it in the correct list, if appropriate. (link_imm_use_stmt): Link a use node, and set the stmt pointer. (relink_imm_use): Link a use node in place of another node in a list. (relink_imm_use_stmt): LInk a node in place of another node, and set the stmt pointer. (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator. (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator. (first_safe_imm_use): New. Initialize a safe immuse iterator. (next_safe_imm_use): New. Proceed to next safe immuse iterator value. (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator. (first_readonly_imm_use): New. Initialize a fast immuse iterator. (next_readonly_imm_use): New. Get the next fast immuse iterator value. (has_zero_uses): New. Return true if there are no uses of a var. (has_single_use): New. Return true if there is only a single use of a variable. (single_imm_use): New. Return the simgle immediate use. (num_imm_uses): New. Return the number of immediate uses. (get_v_must_def_ops): Use is now a pointer. (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of the use node. (get_immediate_uses, num_immediate_uses, immediate_use): Delete. (delink_stmt_imm_use): Delink all immuses from a stmt. (phi_arg_index_from_use): New. Return a phi arg index for a use. * tree-flow.h (struct dataflow_d): Delete. (immediate_use_iterator_d): New. Immediate use iterator struct. (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration. (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration. (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe iteration. (struct stmt_ann_d): Remove dataflow_t from struct. * tree-if-conv.c (tree_if_conversion). Don't call free_df. (if_convertible_phi_p): Use FAST immuse iterator. (if_convertible_loop_p): Don't call compute_immediate_uses. (replace_phi_with_cond_modify_expr): Call update_stmt. * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call update_stmt_if_modified. (rewrite_all_into_ssa): Initialize ssa operands. * tree-loop-linear.c (linear_transform_loops): Don't call free_df or compute_immediate_uses. * tree-optimize.c (execute_todo): Call verify_ssa whenever the ssa_property is available. (execute_one_pass): Change parameters passed to execute_todo. * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt. (remove_ssa_form): Call fini_ssa_operands. (insert_backedge_copies): Delete call to modify_stmt. * tree-phinodes.c (make_phi_node): Initialize use nodes. (release_phi_node): Delink any use nodes before releasing. (resize_phi_node): Relink any use nodes. (remove_phi_arg_num): Delink the use node. (remove_phi_node): Release the ssa_name AFTER releasing the phi node. (remove_all_phi_nodes_for): Release phi node first. * tree-pretty-print.c (dump_generic_node): Print stmt address. * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified. (scalarize_use, scalarize_copy): Call update_stmt. * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts. (compute_points_to_and_addr_escape): Call mark_stmt_modified. * tree-ssa-cpp.c (need_imm_uses_for): Delete. (ccp_initialize): Remove call to compute_immediate_uses. (substitute_and_fold, execute_fold_all_builtins): Call update_stmt. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified stmts. (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified. (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified. (eliminate_redundant_computations): Call mark_stmt_modified. (cprop_operand): Call mark_stmt_modified. (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified. * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete. (dse_optimize_stmt): Use new immuse interface. (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df. * tree-ssa-forwprop.c (need_imm_uses_for): Delete. (substitute_single_use_vars): Use new immuse interface. (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df and compute_immediate_uses. * tree-ssa-loop-im.c (single_reachable_address): Use new immuse interface. (rewrite_mem_refs): Call update_stmt. (determine_lsm): Remove call to compute_imm_uses and free_df. * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt. (try_unroll_loop_completely): Call update_stmt. * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt. (rewrite_use_compare): Call update_stmt. (compute_phi_arg_on_exit): Insert each stmt before trying to process. (rewrite_use) : Call update_stmt. * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call. * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call update_stmt. * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration. (allocate_use_optype, allocate_vuse_optype): Adjust allocation size. (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink use nodes. (initialize_vuse_operand): New. Initialize a vuse operand. (initialize_v_may_def_operand): New. Initialize a maydef operand. (initialize_v_must_def_operand): New. Initialize a mustdef operand. (finalize_ssa_defs): Use stmt parameter. (correct_use_link): Ensure a use node is in the correct list, and has the correct stmt pointer. (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs): Also initialize use nodes. (finalize_ssa_stmt_operands): Pass extra stmt operands. (build_ssa_operands): Seperate parsing from final operand construction. (parse_ssa_operands): New. Parse entry point for operand building. (swap_tree_operands): New. Swap 2 tree operands. (update_stmt_operands): Ranamed from get_stmt_operands. Always builds operands. (get_expr_operands): Call swap_tree_operands when needed. (copy_virtual_operands): Use initialize routines for virtual use ops. (create_ssa_artficial_load_stmt): Add extra stmt parameter. (verify_abort): New. Issue imm_use error. (verify_imm_links): New Verify imm_use links for a var. (dump_immediate_uses_for): New. Dump imm_uses for a var to file. (dump_immediate_uses): New. Dump imm_uses for all vars to file. (debug_immediate_uses): New. Dump imm_uses for all vars to stderr. (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr. * tree-ssa-operands.h (struct use_operand_ptr): Delete. (NULL_USE_OPERAND_P) Define. (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate use node. (struct vuse_operand_type): New struct. (SET_USE): Call set_ssa_use_from_ptr. (USE_STMT): Define. (PHI_ARG_INDEX_FROM_USE): Define. * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi argument via SET_USE, not PHI_ARG_DEF_TREE. * tree-ssa-pre.c (eliminate): Call update_stmt. * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't call free_df. * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator. (nearest_common_dominator_of_uses): Use imm_use iterator. (statement_sink_location): Use imm_use iterator and interface. (execute_sink_code): Don't call compute_immediate_uses or free-df. * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use PHI_ARG_DEF, not PHI_ARG_DEF_TREE. * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info. (verify_ssa): Ensure no stmt is marked modify after optimization pass if new parameter is true. (init_tree_ssa): Don't initialize operand cache here. (delete_tree_ssa): Don't destroy operand cache here. (propagate_into_addr): Pass in a use pointer, return true if anything was changed. (replace_immediate_uses): Use imm_use iterator, call update_stmt. (check_phi_redundancy): Use imm_use iterator. (kill_redundant_phi_nodes): Don't call compute_immediate_uses or free_df. * tree-ssanames.c (make_ssa_name): Initialize imm_use node. (release_ssa_name): Delink node and all elements in its imm_use list. * tree-tailcall.c (adjust_return_value): Call update_stmt. * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator. * tree-vectorizer.c (need_imm_uses_for): Delete. (vectorize_loops): Dont call compute_immediate_uses or free_df. * tree.h (struct ssa_imm_use_d): Define. (SSA_NAME_IMM_USE_NODE): Define. (struct tree_ssa_name): Add imm_use node. (PHI_DF): Delete. (PHI_ARG_IMM_USE_NODE): Define. (struct phi_arg_d): Add imm_use node. (struct tree_phi_node): Remove struct dataflow_d element. (TDF_STMTADDR): Define. 2005-04-05 Dale Johannesen * doc/invoke.texi (Optimization Options): Remove duplicate -fcse-follow-jumps. Add -fweb. (-ftree-lim): Fix spelling (-ftree-loop-im, invariants). (-fivcanon): Fix spelling (-ftree-loop-ivcanon). 2005-04-05 Per Bothner * tree-ssa.c (execute_early_warn_uninitialized): Pass context node to talk_tree as 'data' parameter, rather than EXPR_LOCUS. (warn_uninit): Get EXPR_LOCUS from context now instead. This fixes a USE_MAPPED_LOCATION testsuite failure. * tree-ssa.c (warn_uninitialized_var): Remove useless local. 2005-04-05 Per Bothner * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location of the artification 'return 0' in main() to BUILTINS_LOCATION. * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION before warning. 2004-04-05 Devang Patel * config/rs600/altivec.md (altivec_vsr): Rename to .. (lhsr3): ... new name. (altivec_vsra): Rename to .. (ashr3): ... new name. * config/rs6000/rs6000.c (builtin_description): Rename shift operations. 2004-04-05 Paolo Bonzini * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use gen_lowpart_for_combine. * cse.c (gen_lowpart_if_possible): Move... * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try gen_lowpart_SUBREG. (gen_lowpart_no_emit_general): Use it. 2005-04-05 Eric Botcazou * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before overriding. 2005-04-05 Paolo Bonzini * system.h: Fix typo. 2005-04-05 Bernd Schmidt * config/bfin/bfin-modes.def: New file. * config/bfin/bfin-protos.h: New file. * config/bfin/bfin.c: New file. * config/bfin/bfin.h: New file. * config/bfin/bfin.md: New file. * config/bfin/bfin.opt: New file. * config/bfin/crti.s: New file. * config/bfin/crtn.s: New file. * config/bfin/elf.h: New file. * config/bfin/lib1funcs.asm: New file. * config/bfin/predicates.md: New file. * config/bfin/t-bfin: New file. * config/bfin/t-bfin-elf: New file. * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler): Document new attributes. (interrupt, interrupt_handler, saveall): Update documentation for these attributes. * doc/install.texi (Specific): Add entry for the Blackfin. * doc/invoke.texi (Blackfin Options): New section. * doc/md.texi (Blackfin family): New section to document constraints. * config.gcc: Add bfin*-* and bfin*-elf configurations. 2005-04-05 Olivier Hainque * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to match what the system unwinder expects. * config/mips/mips.c (mips_frame_set): If we're saving the return address register and the dwarf return address column number differs from the hard register number, adjust the note reg to refer to the former. 2004-04-05 Richard Sandiford * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare. * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG) (TARGET_SWITCHES, TARGET_DEFAULT): Delete. (processor_type): New enum. (mn10300_processor): New variable. (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor. (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros. * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete. (PROCESSOR_DEFAULT): New macro. * config/mn10300/mn10300.c (mn10300_processor): New variable. (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. (mn10300_handle_option, mn10300_override_options): New functions. * config/mn10300/mn10300.opt: New file. 2005-04-05 Eric Botcazou Sebastian Pop PR tree-optimization/19903 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants that don't fit in their type after conversion. 2005-04-05 Uros Bizjak PR target/20421 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil) (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber. Allocate local stack slots here. Set ix86_optimize_mode_switching. flag here. Implement using define_insn_and_split. (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387) (frndintxf2_mask_pm_i387): New insn patterns. (floorsf2, floordf2, floorxf2): Remove local stack slot allocations. Do not set ix86_optimize_mode_switching flag. (ceilsf2, ceildf2, ceilxf2): Same. (btruncsf2, btruncdf2, btruncxf2): Same. (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same. 2005-04-05 Ian Lance Taylor PR debug/9963 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to i386_pe_record_external_function. (i386_pe_record_external_function): Update declaration. * config/i386/winnt.c (struct extern_list): Add decl field. (i386_pe_record_external_function): Add decl parameter. (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not identifier. * config/i386/i386-protos.h (i386_pe_record_external_function): Update declaration. 2005-04-05 Kazu Hirata * config/m68k/m68k-protos.h: Add a prototype for valid_dbcc_comparison_p_2. * config/m68k/m68k.c (not_sp_operand, symbolic_operand, extend_operator, const_uint32_operand, const_sint32_operand, general_src_operand, nonimmediate_src_operand, memory_src_operand, post_inc_operand, pre_dec_operand, pcrel_address): Move to predicates to predicates.md. * config/m68k/m68k.h (PREDICATE_CODES): Remove. * config/m68k/m68k.md: Include predicates.md. * config/m68k/predicates.md: New. 2005-04-04 Roger Sayle * config/i386/i386.md (*truncdfsf2_i387_1): New pattern. * fold-const.c (maybe_lvalue_p): Delete orphaned comment. 2005-04-04 Ian Lance Taylor * c-typeck.c (struct c_switch): Rename switch_stmt field to switch_expr. (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT. (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND. (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY. Call c_do_switch_expr_warnings rather than c_do_switch_warnings. * c-common.c (c_do_switch_warnings_1): New static function broken out of c_do_switch_warnings. (c_do_switch_warnings): Call c_do_switch_warnings_1. (c_do_switch_expr_warnings): New function. * c-common.h (c_do_switch_expr_warnings): Declare. 2005-04-04 David Edelsohn Daniel Jacobowitz * tree-eh.c (tree_could_trap_p): Allow non-constant floating point trapping divide. * rtlanal.c (may_trap_p): Same. 2005-04-04 Dale Johannesen * ChangeLog: remove reference to ChangeLog.12. 2005-04-05 Hans-Peter Nilsson CRIS epilogue as RTL. * config/cris/cris.md: Change all 0 in unspec 0 to CRIS_UNSPEC_PLT. (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants. ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New patterns. ("return"): Change to define_expand. Call cris_expand_return for actual expansion. ("*return_expanded"): New pattern. ("epilogue"): New define_expand. * config/cris/cris.h (PREDICATE_CODES): Add cris_load_multiple_op. * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec type. (enum cris_retinsn_type): New. (struct machine_function): New member return_type. (TARGET_ASM_FUNCTION_EPILOGUE): Don't override. (cris_target_asm_function_epilogue): Remove, moving RTLified contents to... (cris_expand_epilogue): New function. (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p, (cris_gen_movem_load, cris_load_multiple_op) (cris_return_address_on_stack_for_return, cris_expand_return): New functions. (cris_target_asm_function_prologue) (cris_initial_frame_pointer_offset): Call cris_reg_saved_in_regsave_area instead of complicated expression. Call cris_return_address_on_stack instead of an expression. (cris_print_operand) : New cases. (cris_return_address_on_stack): Change return-type to bool. (cris_simple_epilogue): Ditto. Return false if registers are saved. * config/cris/cris-protos.h (cris_simple_epilogue) (cris_return_address_on_stack): Adjust prototype return type. (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return) (cris_return_address_on_stack_for_return): New prototypes. 2005-04-04 Kazu Hirata * config/frv/frv.h (PREDICATE_CODES): Add CONST to gpr_or_int12_operand. * config/frv/frv-protos.h: Add a prototype to frv_legitimate_memory_operand and frv_const_unspec_p. (frv_unspec): Move from frv.c. * config/frv/frv.c (frv_unspec): Move to frv-protos.h. (frv_const_unspec_p, frv_legitimate_memory_operand_): Export. (ldd_address_operand, fdpic_fptr_operand, frv_load_operand, gpr_or_fpr_operand, gpr_or_int12_operand, gpr_fpr_or_int12_operand, fpr_or_int6_operand, gpr_or_int10_operand, gpr_or_int_operand, int12_operand, int6_operand, int5_operand, uint5_operand, uint4_operand, uint1_operand, int_2word_operand, uint16_operand, upper_int16_operand, integer_register_operand, gpr_no_subreg_operand, fpr_operand, even_reg_operand, odd_reg_operand, even_gpr_operand, odd_gpr_operand, quad_fpr_operand, even_fpr_operand, odd_fpr_operand, dbl_memory_one_insn_operand, dbl_memory_two_insn_operand, move_destination_operand, movcc_fp_destination_operand, frv_function_symbol_referenced_p, move_source_operand, condexec_dest_operand, condexec_source_operand, reg_or_0_operand, lr_operand, fdpic_operand, got12_operand, const_unspec_operand, gpr_or_memory_operand, gpr_or_memory_operand_with_scratch, fpr_or_memory_operand, icc_operand, fcc_operand, cc_operand, icr_operand, fcr_operand, cr_operand, call_operand, sibcall_operand, symbolic_operand, relational_operator, integer_relational_operator, float_relational_operator, ccr_eqne_operator, minmax_operator, condexec_si_binary_operator, condexec_si_media_operator, condexec_si_divide_operator, condexec_si_unary_operator, condexec_sf_conv_operator, condexec_sf_add_operator, condexec_memory_operand, intop_compare_operator, acc_operand, even_acc_operand, quad_acc_operand, accg_operand: Move to predicates.md. * config/frv/frv.h (PREDICATE_CODES): Remove. * config/frv/frv.md: Include predicates.md. * config/frv/predicates.md: New. 2004-04-04 Richard Sandiford PR target/19537 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h. * tree-ssa-loop-ivopts.c: Include langhooks.h. (add_standard_iv_candidates_for_size): New function, extracting code from add_standard_iv_candidates and parameterizing it by type size. (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size. 2004-04-04 Richard Sandiford * system.h (GCOV_SIZE_TYPE): Unposion. * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with... (GCOV_TYPE_SIZE): ...this new macro. * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare. * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions. (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE. (build_fn_info_type, build_fn_info_value, build_ctr_info_type) (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t instead of unsigned_intSI_type_node. * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler) (rtl_gen_one_value_profiler_no_edge_manipulation) (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE. * value-prof.c: Include coverage.h. 2005-04-02 Daniel Berlin Diego Novillo Fix PR tree-optimization/20703 Fix PR tree-optimization/20725 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison. (create_expression_by_pieces): Ditto. (valid_in_set): Ditto. Also handle tcc_declaration. (find_or_generate_expression): Handle comparison class. (insert_into_preds_of_block): Ditto. (insert_aux): Ditto. (create_value_expr_from): Handle comparison class, recursively handle reference nodes. (compute_avail): Handle comparison classes, rewrite a little cleaner. (execute_pre): Fix spacing. (do_fre): Renamed to execute_fre. 2005-04-04 Eric Botcazou * doc/invoke.texi (SPARC options): Document that -mlittle-endian is not supported on Linux either. 2005-04-04 Eric Botcazou PR target/4198 PR target/12027 * config.gcc (Obsolete configurations): Remove sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*. (sparclite-*-coff*): Delete. (sparclite-*-elf*): Likewise. (sparc86x-*-elf*): Likewise. (target_cpu_default) : Remove sparc86x. * config/sparc/lite.h: Delete. * config/sparc/litecoff.h: Likewise. * config/sparc/liteelf.h: Likewise. * config/sparc/sp86x-elf.h: Likewise. * config/sparc/t-sparclite: Likewise. * config/sparc/t-sp86x: Likewise. 2005-04-04 Adrian Straetling * config/s390/s390-protos.h: (s390_comparison, s390_alc_comparison, s390_slb_comparison, const0_operand, consttable_operand, larl_operand, s_operand, shift_count_operand, bras_sym_operand, load_multiple_operation, store_multiple_operation, s390_plus_operand): Remove prototypes. (s390_legitimate_address_without_index_p): New prototype. * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move to s390.h. (s390_comparison, s390_alc_comparison, s390_slb_comparison, const0_operand, consttable_operand, larl_operand, s_operand, shift_count_operand, bras_sym_operand, load_multiple_operation, store_multiple_operation, s390_plus_operand): Move to predicates.md. (check_mode): Remove. (s390_branch_condition_mask): Remove 'static'. Move prototype to s390-protos.h. (s390_legitimate_address_without_index_p): New. * config/s390/s390.h (PREDICATE_CODES): Remove. * config/s390/s390.md: Include predicates.md. * config/s390/predicates.md: New. 2005-04-04 Eric Botcazou PR target/20446 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0. * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete. (NEED_INDICATE_EXEC_STACK): Define to 1. * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete. (NEED_INDICATE_EXEC_STACK): Define to 1. * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end. (add_pc_to_pic_symbol): Rename into pic_helper_symbol. (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name. (pic_helper_emitted_p): New global. (emit_pic_helper): New function extracted from... (load_pic_register): ...here. Add 'delay_pic_helper' parameter. Do not call emit_pic_helper if delay_pic_helper is true. (sparc_expand_prologue): Pass 'false' to load_pic_register. (sparc_output_mi_thunk): Pass 'true' to load_pic_register. (sparc_file_end): New function. 2005-04-04 Kazu Hirata * config/mcore/mcore-protos.h: Remove the prototypes for mcore_arith_reg_operand, mcore_general_movsrc_operand, mcore_general_movdst_operand, mcore_reload_operand, mcore_arith_J_operand, mcore_arith_K_operand, mcore_arith_K_operand_not_0, mcore_arith_M_operand, mcore_arith_K_S_operand, mcore_arith_imm_operand, mcore_arith_any_imm_operand, mcore_arith_O_operand, mcore_literal_K_operand, mcore_addsub_operand, mcore_compare_operand, mcore_load_multiple_operation, mcore_store_multiple_operation, mcore_call_address_operand. Add a prototype for const_ok_for_mcore. * config/mcore/mcore.c (mcore_call_address_operand, mcore_general_movsrc_operand, mcore_general_movdst_operand, mcore_arith_reg_operand, mcore_reload_operand, mcore_arith_J_operand, mcore_arith_K_operand, mcore_arith_K_operand_not_0, mcore_arith_K_S_operand, mcore_arith_M_operand, mcore_arith_imm_operand, mcore_arith_any_imm_operand, mcore_arith_O_operand, mcore_literal_K_operand, mcore_addsub_operand, mcore_compare_operand, mcore_load_multiple_operation, mcore_store_multiple_operation): Move to predicates.md. (const_ok_for_mcore): Export. * config/mcore/mcore.h (PREDICATE_CODES): Remove. * config/mcore/mcore.md: Include predicates.md. * config/mcore/predicates.md: New. * config/mcore/predicates.md: Fix a comment typo. 2005-04-04 Andreas Krebbel Adrian Straetling * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations. * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise. * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type" attribute. ("imul"): Removed from "type" attribute. ("*muldi3_sign", "muldi3"): Changed type to imuldi. ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"): Changed type to imulsi. ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi. 2005-04-04 Richard Sandiford * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT) (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT) (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT) (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC) (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340) (TARGET_SWITCHES, mcore_stack_increment_string) (TARGET_OPTIONS): Delete. (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather than *_BIT constants. (TARGET_8ALIGN): #undef old definition before redefining to 1. * config/mcore/mcore.c (mcore_stack_increment_string): Delete. (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT. (mcore_override_options): Delete mcore_stack_increment code. Change use of M340_BIT to MASK_M340. * config/mcore/mcore.opt: New file. 2005-04-04 Ian Lance Taylor * config/arm/arm.c (replace_symbols_in_block): Remove static function. 2005-04-04 Kazu Hirata * config/fr30/fr30-protos.h: Remove the prototypes for stack_add_operand, add_immediate_operand, high_register_operand, low_register_operand, call_operand, di_operand, and nonimmediate_di_operand. * config/fr30/fr30.c (stack_add_operand, add_immediate_operand, high_register_operand, low_register_operand, call_operand, di_operand, nonimmediate_di_operand): Move to predicates.md. * config/fr30/fr30.h (PREDICATE_CODES): Remove. * config/fr30/fr30.md: Include predicates.md. * config/fr30/predicates.md: New. * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to mcore_call_address_operand. * config/sh/sh.h (PREDICATE_CODES): Add CONST to general_movsrc_operand. 2005-04-04 Alan Modra * passes.c (rest_of_handle_final): NULL unlikely_text_section_name after freeing. 2005-04-04 Richard Earnshaw PR target/14812 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against a negated value. 2005-04-04 Richard Henderson Jakub Jelinek PR rtl-optimization/16104 * fold-const.c (fold_unary): Fix folding of vector conversions. 2005-04-04 Richard Sandiford * config.gcc (xstormy16-*-elf): Set extra_options. * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete. * config/stormy16/stormy16.opt: New file. 2005-04-04 Richard Sandiford * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT) (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45) (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32) (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE) (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT) (TARGET_UNIX_ASM): Delete. (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45. * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM. * config/pdp11/pdp11.c (pdp11_handle_option): New function. (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. * config/pdp11/pdp11.opt: New file. 2005-04-03 Roger Sayle Alexandre Oliva PR c++/19199 * fold-const.c (non_lvalue): Split tests into... (maybe_lvalue_p): New function. (fold_cond_expr_with_comparison): Preserve lvalue-ness for the C++ front-end prior to lowering into gimple form. 2005-04-03 Kaveh R. Ghazi * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP, BUILT_IN_STRNCASECMP): New. * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp and strndup. 2005-04-03 Richard Earnshaw PR target/14812 * arm.md (addsi3_compare0_for_combiner): Delete. (addsi3_compare0_scratch_for_combiner): Delete. (cmpsi_neg_shiftsi): Delete. (compare_negsi_si): New pattern. (cmpsi_negshiftsi_si): New pattern. (negated_cbranchsi4): Restrict to equality_operator. * arm.md (movhi_insn_arch4): delete trailing white space from assembler template. 2005-04-03 Kazu Hirata * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c: Fix comment typos. * doc/install.texi: Fix a typo. 2005-04-03 Steven Bosscher PR middle-end/20648 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor a computed goto if the edge to the computed goto block has incoming abnormal edges. Clarify how the function works. 2005-04-03 Nathan Sidwell * params.c (set_param_value): Use gcc_assert & gcc_unreachable. * passes.c (open_dump_file, rest_of_handle_final): Likewise. * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p, hash_scan_set, reg_set_between_after_reload_p, reg_used_between_after_reload_p, get_avail_load_store_reg, eliminate_partially_redundant_load): Likewise. * postreload.c (reload_cse_simplify_set, reload_combine_note_use): Likewise. * predict.c (predict_insn, expected_value_to_br_prob, propagate_freq, expensive_function_p): Likewise. * print-rtl.c (print_rtx): Likewise. * profile.c (instrument_edges, instrument_values, compute_branch_probabilities, branch_prob, union_groups, tree_register_profile_hooks, rtl_register_profile_hooks): Likewise. * protoize.c (in_system_include_dir, file_could_be_converted, file_normally_convertible, gen_aux_info_file, seek_to_line, do_cleaning): Likewise. * tree-ssa-alias.c (collect_points_to_info_r): Likewise. * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise. * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise. 2005-04-03 Mostafa Hagog * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE. * modulo-sched.c (undo_replace_buff_elem): New structure. (kernel_number_of_cycles, ps_unschedule_node, undo_generate_reg_moves,free_undo_replace_buff, undo_permute_partial_schedule, loop_single_full_bb_p, SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop, build_loops_structure, get_sched_window): New. (generate_reg_moves): Return undo_replace_buff_elem and other fixes. (generate_prolog_epilog): Remove old loop versioning. (sms_schedule): Use loop information and loop_version. (sms_schedule_by_order): Split part of it to get_sched_window. * passes.c (rest_of_handle_sms): call cfg_layout_initialize cfg_layout_finalize and free_dominance_info before/after SMS. 2005-04-03 Mostafa Hagog * cfghooks.c (lv_flush_pending_stmts, cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges, lv_adjust_loop_header_phi, lv_add_condition_to_bb): New. * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge, lv_add_condition_to_bb, lv_adjust_loop_header_phi, extract_cond_bb_edges, flush_pending_stmts): New in cfg_hooks structure. (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts, extract_cond_bb_edges, lv_adjust_loop_header_phi, lv_add_condition_to_bb): New declarations. * cfgloop.h (duplicate_loop_to_header_edge): Change return type to bool. (loop_version): Declare. * cfgloopmanip.c (cfghooks.h): Include. (duplicate_loop_to_header_edge): Change return type to bool. (loop_version, lv_adjust_loop_entry_edge): Move here. * cfgrtl.c (cfgloop.h): Include. (rtl_verify_flow_info_1): Fix. (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New. (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to initialization. * tree-cfg.c (tree_lv_adjust_loop_header_phi, tree_lv_add_condition_to_bb): New. (tree_cfg_hooks): Add new hooks to initialization. * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove. 2005-04-03 Kazu Hirata * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to xstormy16_below100_or_register, xstormy16_splittable_below100_or_register, and nonimmediate_nonstack_operand. * config/stormy16/stormy16-protos.h: Remove the prototypes for xstormy16_ineqsi_operator, equality_operator, inequality_operator, shift_operator, xstormy16_below100_operand, xstormy16_below100_or_register, xstormy16_splittable_below100_or_register, xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand. * config/stormy16/stormy16.c (xstormy16_ineqsi_operator, equality_operator, inequality_operator, xstormy16_below100_operand, xstormy16_below100_or_register, xstormy16_splittable_below100_or_register, xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand, nonimmediate_nonstack_operand, shift_operator): Move to predicates.md. * config/stormy16/stormy16.h (PREDICATE_CODES): Remove. * config/stormy16/stormy16.md: Include predicates.md. * config/stormy16/predicates.md: New. 2005-04-02 Kazu Hirata * config/iq2000/iq2000.c (uns_arith_operand, arith_operand, small_int, large_int, reg_or_0_operand, simple_memory_operand, equality_op, cmp_op, pc_or_label_operand, call_insn_operand, move_operand, power_of_2_operand): Move to predicates.md. * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES, PREDICATE_CODE): Remove. * config/iq2000/iq2000.md: Include predicates.md. * config/iq2000/predicates.md: New. 2005-04-02 Richard Sandiford * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT) (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12) (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS) (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12) (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE) (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS) (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string) (m68hc11_reg_alloc_order, m68hc11_soft_reg_count) (TARGET_M68HC11): Delete. (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0. * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete. * config/m68hc11/m68hc11.c (m68hc11_regparm_string) (m68hc11_reg_alloc_order, m68hc11_soft_reg_count) (nb_soft_regs): Delete. (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT. (m68hc11_override_options): Remove the code that caters for MASK_M6811 and MASK_M6812 being set simultaneously. Change the code that sets the default m68hc11_soft_reg_count to use integers instead of strings. (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use m68hc11_soft_reg_count (which now has an int type) as the number of soft registers. * config/m68hc11/m68hc11.opt: New file. 2005-04-02 Kazu Hirata * config/fr30/fr30.h (PREDICATE_CODES): Remove fp_displacement_operand, sp_displacement_operand. * config/m68hc11/m68hc11-protos.h: Add a prototype for m68hcc_auto_inc_p. Remove the prototypes for tst_operand, cmp_operand, stack_register_operand, d_register_operand, hard_addr_reg_operand, splitable_operand, m68hc11_logical_operator, m68hc11_arith_operator, m68hc11_non_shift_operator, m68hc11_shift_operator, m68hc11_unary_operator, m68hc11_eq_compare_operator, non_push_operand, hard_reg_operand, and reg_or_some_mem_operand. * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it extern. (tst_operand, cmp_operand, non_push_operand, splitable_operand, reg_or_some_mem_operand, stack_register_operand, d_register_operand, hard_addr_reg_operand, hard_reg_operand, m68hc11_eq_compare_operator, m68hc11_logical_operator, m68hc11_arith_operator, m68hc11_non_shift_operator, m68hc11_shift_operator, m68hc11_unary_operator): Move to predicates.md. * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove. * config/m68hc11/m68hc11.md: Include predicates.md. * config/m68hc11/predicates.md: New. 2005-04-02 Alexandre Oliva PR debug/19345 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental change checked in along with 2005-03-03's patch for debug/20253. * tree-inline.c (remap_type): Remap TYPE_STUB_DECL. (remap_decl): Insert type decl in map earlier. 2005-04-02 Alexandre Oliva PR tree-optimization/20640 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to post-dominator if it has phi nodes. (eliminate_unnecessary_stmts): Remove dead phis in all blocks before dead statements. 2005-04-02 Alexandre Oliva PR middle-end/20491 * final.c (alter_subreg): Don't call subreg_regno for a non-REG. 2005-04-02 Alexandre Oliva PR rtl-optimization/20290 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs in every iteration if the entry point is the exit test. 2005-04-02 Hans-Peter Nilsson * config/cris/cris.md (attribute "length"): Define. 2005-04-02 Geoffrey Keating * config/rs6000/predicates.md (indexed_or_indirect_operand): New. (word_offset_memref_operand): New. * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete. (indexed_or_indirect_operand): Delete. * config/rs6000/rs6000.c (word_offset_memref_operand): Delete. (indexed_or_indirect_operand): Delete. * config/rs6000/t-darwin8: Comment out ppc64 multilib. PR 20650 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination a register. * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe. * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise. 2005-04-01 Jan-Benedict Glaw * config/vax/vax.md: Spellcheck, fix whitespace. 2005-04-01 Ian Lance Taylor * gcc.c: Don't include or declare getrusage. (rus, prus): Remove static variables. (execute): Use pex_run/pex_get_status rather than pexecute/pwait. (process_command): Permit report_times and use_pipes together. 2005-04-01 Joseph S. Myers * c-decl.c (validate_proto_after_old_defn): Look at TYPE_MAIN_VARIANT of argument types. 2005-04-01 Paul Brook * config/arm/arm.c (thumb_call_via_label): Include space for SP. (arm_output_function_epilogue): Allow call_via_SP. (thumb_call_via_reg, arm_file_end): Ditto. * config/arm/arm.h (struct machine_function): Include space for SP. (thumb_call_via_label): Update declaration. 2005-04-01 Ian Lance Taylor * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when doing a peephole optimization, once again put any notes in the proper position. 2005-04-01 Kazu Hirata * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos. 2005-04-01 Nathan Sidwell * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable. (block_alloc, find_free_reg): Likewise. * loop-doloop.c (doloop_modify): Likewise. * loop-invariant.c (record_use): Likewise. * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze, get_iv_value, canon_condition, eliminate_implied_condition, eliminate_implied_condition, simplify_using_initial_values, shorten_into_mode, canonicalize_iv_subregs, iv_number_of_iterations): Likewise. * loop-unroll.c (expand_var_during_unrolling): Likewise. * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop, unswitch_loop): Likewise. * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p, move_movables, replace_call_address, find_and_verify_loops, rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations, record_giv, final_giv_value, general_induction_var, simplify_giv_expr, extension_within_bounds_p, try_copy_prop, loop_giv_dump): Likewise. * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING, GCOV_CHECK_WRITING): Remove. (gcov_position, gcov_rewrite): Use gcc_assert. * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length, gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert. * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use gcc_assert. 2005-04-01 Kazu Hirata * tree-inline.c: Fix a typo. 2005-04-01 Nathan Sidwell * configure.ac (enable-checking): Explicitly set all variables for collective switch values. Alphabetize variables. Rename ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as synonym for 'no'. * doc/install.texi (enable-checking): Update documentation. * configure: Rebuilt. 2005-04-01 Kazu Hirata * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where possible. 2005-04-01 Richard Earnshaw * arm.c (adjacent_mem_locations): Reject volatile memory refs. Also reject cases where this pattern will cause load delay stalls unless optimizing for size and it will produce a shorter sequence. * arm.md (arith_adjacent_mem): Make better use of ldm addressing variants to avoid pre-adjusting the base when possible. 2005-04-01 Richard Earnshaw * arm.md (minmax_arithsi): Reject all eliminable registers, not just the frame and argument pointers. (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise. (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise. (strsi_predec, loadsi_preinc, loadsi_predec): Likewise. (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise. (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise. (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise. 2005-04-01 Danny Smith * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define, with entry for selectany attribute. * config/i386/i386-protos.h (ix86_handle_selectany_attribute): Declare. * config/i386/winnt.c (ix86_handle_selectany_attribute): Define. (i386_pe_asm_named_section): Handle sections generated by selectany attribute. * doc/extend.texi (selectany): Document attribute. 2005-04-01 Paolo Bonzini Jan Hubicka * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs to fix addresses involving EBP and ESP. (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared for SUBREGed registers. (legitimate_address_p): Accept SUBREGed registers. 2005-04-01 Jakub Jelinek PR c++/19406 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL. (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member for FIELD_DECLs. 2005-04-01 Kazu Hirata * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos. 2005-04-01 James E Wilson PR c++/20505 * dwarf2out.c (rtl_for_decl_init): New function. (rtl_for_decl_location): Extracted from here. (tree_add_const_value_attribute): Call rtl_for_decl_init and add_const_value_attribute. Delete initializer_constant_valid_p call. 2005-04-01 Kazu Hirata * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c, lambda-code.c, loop.c, machmode.def, mips-tfile.c, modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c, tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h, config/frv/frv.md, config/i386/i386.c, config/i386/i386.h, config/i386/i386.md, config/rs6000/predicates.md, config/rs6000/rs6000.c, config/s390/fixdfdi.h, config/s390/s390.c, config/stormy16/stormy16.c, config/stormy16/stormy16.md, config/vax/vax.md: Fix comment typos. 2005-04-01 Joseph S. Myers PR c/17855 * gimplify.c (gimplify_expr): Create a temporary for lvalue COND_EXPR and CALL_EXPR. 2005-03-31 Vladimir Makarov PR target/20632 * genautomata.c (first_cycle_unit_presence): Check all alternative states for unit presence. * doc/md.texi: Remove remark about impossibility to query unit presence in non nondeterministic automaton state. * config/ia64/ia64.c (get_template): Change order of unit querying. 2005-03-31 Kazu Hirata * tree-ssa-dom.c (cprop_into_successor_phis): Remove an obsolete comment. 2005-03-31 Zdenek Dvorak * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT flag for edges outside any loops. 2005-03-31 Janis Johnson * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs. 2005-03-31 Kazu Hirata * tree-ssa-alias.c: Follow spelling conventions. * doc/tree-ssa.texi: Fix a typo. 2005-03-31 J"orn Rennecke * postreload-gcse.c: Include target.h. (gcse_after_reload_main): Return early if we cannot modify jumps. * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H). 2005-03-31 David Edelsohn * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of expensive operations. 2005-03-31 Ian Lance Taylor * collect2.c (lderrout): New variable. (collect_exit): Dump ldout to stdout. Dump and unlink lderrout, if it is set, to stderr. (handler): Unlink lderrout if it is set. (dump_file): Add "to" parameter. Change all callers. (main): Initialize lderrout. (collect_execute): Add errname parameter. Change all callers. Rename redir parameter to outname. Never pass PEX_STDERR_TO_STDOUT to pex_run. * collect2.h (collect_execute, dump_file): Update declarations. * tlink.c (tlink_execute): Add errname parameter. Change all callers. (do_tlink): Check lderrout as well as ldout. 2005-03-31 Caroline Tice * Makefile.in (varasm.o): Add basic-block.h to list of requirements. (bb-reorder.o): Add errors.h to list of requirements. (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to profiledbootstrap flags. * bb-reorder.c (errors.h): Add new include. (struct bbro_basic_block_data_def): Add new field, in_trace. (add_unlikely_executed_notes): Remove function. (mark_bb_for_unlikely_executed_section): Remove function. (insert_section_boundary_note): New function. (verify_hot_cold_block_grouping): New function. (push_to_next_round_p): Remove variables and tests that push all cold blocks to last round. (find_traces): Remove code that added extra round of trace finding when doing partitioning. (find_traces_1_round) : Remove variable last_round; add code to update new struct field, in_trace; correct trace_length where it was incorrect before (after call to copy_bb); change code that pushed all cold blocks to last round. Instead verify that all blocks going into a trace belong in the same partition. (connect_traces): Modify to connect the traces in two passes, if the function contains both hot and cold blocks. The first pass connects all the traces for blocks in the partition that the first block in the function belongs to; the second pass connnects all the traces containing blocks that belong in the other partition. (find_rarely_executed_basic_blocks_and_crossing_edges): Remove code that automatically put the first block in a function into the hot partition if the function had any hot blocks. (fix_crossing_unconditional_branches): Check number of succ edges before attempting to get one. (fix_edges_for_rarely_executed_code): Update comment describing function. (reorder_basic_blocks): Add code to initialize new field (in_trace); remove call to add_unlikely_executed_notes; add call to verify_hot_cold_block_grouping. (duplicate_computed_gotos): Don't change computed goto if it's a crossing edge. (partition_hot_cold_basic_blocks): Update function comment. * cfgcleanup.c (try_simplify_condjump): Remove redundacy from condition. (try_forward_edges): Likewise. (merge_blocks_move_predecessor_nojumps): Likewise. (merge_blocks_move_successor_nojumps): Likewise. (merge_blocks_move): Likewise. (try_crossjump_bb): Likewise. * cfglayout.c (update_unlikely_executed_notes): Remove function. (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE notes to cold bb's; remove call to update_unlikely_executed_notes. (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to NOTE_INSN_SWITCH_TEXT_SECTIONS. * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove function declaration. * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note from consideration. (rtl_can_merge_blocks): Remove redundancy from condition. (try_redirect_by_replacing_jump): Likewise. (force_nonfallthru_and_redirect): Remove code for adding UNLIKELY_EXECUTED_CODE notes to cold bb's. (commit_one_edge_insertion): Likewise. (cfg_layout_can_merge_blocks_p): Remove redundancy from condition. * dbxout.c (FORCE_TEXT): Replace function_section with current_function_section. (struct dbx_debug_h): Add do_nothing function for new debug_hooks function, switch_text_section. (struct xcoff_debug): Likewise. (dbxout_function_end): Add code to put out label diffs for both hot and cold sections. * debug.c (struct do_nothing_debug_hooks): Add do_nothing function for new debug_hooks funciton, switch_text_section.. * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks, switch_text_section. * dwarf2out.c (struct dw_fde_struct): Add five new fields: dw_fde_hot_section_label, dw_fde_hot_section_end_label, dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and dw_fde_switched_sections. (output_call_frame_info): Add test to see if function switches text sections in the middle; if so, use appropriate extra hot and cold section labels to compute size deltas for the hot and cold sections. (dwarf2out_begin_prologue): Add code to initialize new fields in dw_fde_struct. (dwarf2out_switch_text_section): New function (invoked through debug_hook); updates new fields in dw_fde_struct appropriately and increments separate_line_info_table_in_use. (dwarf2_debug_hooks): Initialize switch_text_section function to be dwarf2out_switch_text_section. (struct var_loc_node): Add new field, section_label. (output_aranges): Add code to check whether in hot or cold section and use the appropriate label in calculating deltas. (output_ranges): Likewise. (output_line_info): Add code to check which section we're in and use appropriate hot/cold label. (add_location_or_constant_value_attribute): Likewise. (gen_subprogam_die): Modify arange attributes to use correct labels. (dwarf2out_begin_block): Change call to function_section into call to current_function_section. (dwarf2out_end_block): Likewise. (dwarf2out_source_line): Likewise. (dwarf2out_var_location): Add code to check whether in hot or cold section and use the appropriate label. * except.c (output_function_exception_table): Change call to function_section into call to current_function_section. * final.c (profile_function): Likewise. (scan_ahead_for_unlikely_executed_note): Remove function. (final_scan_insn): Remove calls to scan_ahead_for_unlikely_executed_note, and related code for switching to cold section, except for the single time NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to debug_hooks->switch_text_sections; replace appropriate calls to function_section with calls to current_function_section. * ifcvt.c (find_if_case_1): Remove redundancy from condition, add test_bb to condition. (find_if_case_2): Likewise. * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately. * opts.c (decode_options): Change warning about hot/cold partitioning with exceptionss to inform (so as not to cause bootstrap failures); remove warning about partitioning with DWARF debug info. * output.h (current_function_section): Add new function decl. (insert_section_boundary_note): Likewise. (enum in_section): Move this declaration here from varasm.c. (unlikely_section_label): Likewise. (unlikely_text_section_name): Likewise. (last_text_section_name): New global variable. (last_text_section): Likewise. (hot_section_label): Likewise. (hot_section_end_label): Likewise. (cold_section_end_label): Likewise. * passes.c (rest_of_handle_final): Free unlikely_text_section_name. * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to NOTE_INSN_SWITCH_TEXT_SECTIONS. * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note insn from consideration. * sdbout.c (sdb_debug_hooks): Add do_nothing for new function, switch_text_section. * varasm.c (basic-block.h): Add new include. (unlikely_section_label_printed): Remove global variable. (unlikely_section_label): Make global variable not be static any more. (unlikely_text_section_name): Likewise. (hot_section_end_label): New global variable (not static) (first_function_block_is_cold): Likewise. (hot_section_label): Likewise. (cold_section_end_label): Likewise.. (last_text_section): New global variable, not static. (last_text_section_name): New global variable, not static. (initialize_cold_section_name): New function. (enum in_section): Move declaration to output.h. (text_section): Update last_text_section. (unlikely_text_section): Replace code to determine cold section name with call to initialize_cold_section_name; Add code to update last_text_section; remove code for printing out label. (named_section_real): Add code to update last_text_section and last_text_section_name as appropriate. (function_section): Change test for 'unlikely' to depend on first_function_block_is_cold (moved old test to current_function_section). (current_function_section): New function. (assemble_start_function): Move code that frees unlikely_text_section_name; initialize hot_section_end_label; print hot and cold section labels at the start of the function; set first_function_block_is_cold, if appropriate; initialize l ast_text_section; add call to insert_section_boundary_note. (assemble_end_function): Add code to write out hot and cold section end labels. *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function, switch_text_section. * config/darwin.c (machopic_select_section): Replace incorrect function in base_funs; update reloc for cold sections if necessary. * config/darwin.h (SECTION_FUNCTION): Add code to update last_text_section if appropriate. (text_unlikely_section): Remove. * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise. * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise. * config/xtensa/xtensa.c (override_options): Turn off hot/cold partitioning for this architecture. 2005-03-31 Olivier Hainque * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO defined and non-zero. 2005-03-31 Gabriel Dos Reis PR c++/18644 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of semantics. 2005-03-31 Alan Modra PR target/20611 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline label operand. Remove (use (unspec..)). Don't emit a label on the offset word. * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't generate inline label for load_toc_v4_PIC_1b. (rs6000_emit_load_toc_table): Likewise. 2005-03-31 Kazu Hirata * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*, and ns32k-*-netbsd*. 2005-03-29 Devang Patel * tree-sra.c (decide_block_copy): Disable scalarization of sub-elements. 2005-03-30 Stuart Hastings Dale Johannesen * Makefile.in (print-tree.o): Depend on tree-iterator.h. * print-tree.c (print_node): Add case STATEMENT_LIST. 2005-03-31 Alan Modra * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus. (powerpc64-*-linux*): Use it. Rearrange tm_file assignment. (powerpc-*-linux*): Build a biarch compiler when --enable-targets is given with "powerpc64*" or "all", or when --with-cpu chooses a 64-bit cpu. 2005-03-30 James E. Wilson PR debug/20268 * dwarf2out.c (add_high_low_attributes): New function, extracted from gen_lexical_block_die. (gen_lexical_block_die, gen_inlined_subroutine_die): Call it. 2005-03-31 Jan Hubicka 2004-11-02 Jan Hubicka * cgraph.c (cgraph_varpool_node_name): New function. (dump_cgraph_varpool_node): New function. (dump_varpool): New function. * cgraphunit.c (cgraph_optimize): Dump varpool. 2004-10-16 Jan Hubicka * cgraph.c (decide_is_variable_needed): New function. (cgraph_varpool_finalize_decl): Use it. * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing unit-at-a-time. * final.c (output_addr_const): Do not call mark_referenced. * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack; always go via cgraph. * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code. (check_global_declarations): Ifdef out code clearing DECL_RTL. * tree-optimize.c (execute_inline): Mark functions called. * i386.c (output_pic_addr_const): Do not call mark_decl_referenced. 2004-10-11 Jan Hubicka * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable (cgraph_varpool_last_needed_node): New static variable. (enqueue_needed_varpool_node): Break out from ...; add items to the end of queue; update first pointers. (cgraph_varpool_mark_needed_node): ... here. (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node. (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c * cgraph.h (cgraph_varpool_node): Add analyzed field. (cgraph_varpool_first_unanalyzed_node): Declare. * cgraphunit.c: Include output.h. (cgraph_varpool_analyze_pending_decls): New function. (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out for errors, analyze pending decls. (cgraph_finalize_compilation_unit): Only analyze decls. (cgraph_optimize): Assemble the decls after expanding. 2005-03-30 Daniel Berlin * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure subvars get marked properly in tags for grouping. (add_pointed_to_var): Mark only actual pointed to variables/subvars in addresses needed. (create_overlap_variables_for): Clear call clobbered on original variable. * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular addresable vars with subvars into list. * tree-ssa.c (verify_ssa_name): Verify original is not used where subvar should be. 2005-03-30 Richard Henderson * cgraph.h (struct cgraph_node): Add alias. * varasm.c (assemble_alias): Set it. * cgraphunit.c (cgraph_assemble_pending_functions): Check it and avoid calling cgraph_expand_function. 2005-03-30 Tom Tromey * tree.def (FILE_TYPE): Removed. * typeclass.h (enum type_class): Removed file_type_class. * dwarf2out.c (is_base_type): Updated. (gen_type_die): Likewise. * dbxout.c (dbxout_type): Updated. * builtins.c (type_to_class): Updated. * tree.c (type_contains_placeholder_1): Updated. * config/sparc/sparc.c (sparc_type_code): Updated. * config/ia64/ia64.c (hfa_element_mode): Updated. * expr.c (count_type_elements): Updated. * stor-layout.c (layout_type): Updated. * tree-inline.c (remap_type): Updated. * tree-pretty-print.c (dump_generic_node): Updated. 2005-03-30 Fariborz Jahanian * builtins.c (expand_builtin_powi): Fix mode of 2nd argument to match int. * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change 2nd argument type to int. * libgcc2.c: Change prototype of __powi* functions to use int. 2005-03-30 Dale Johannesen PR middle-end/19225 * calls.c (expand_call): Flush pending deferrals before throwing call. 2005-03-30 Joseph S. Myers PR c/772 PR c/17913 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR, C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct c_label_context, label_context_stack): New. * c-decl.c (define_label): Check for jumps into statement expressions. Add label to list of defined labels. (start_function): Push context on label_context_stack. (finish_function): Pop context from label_context_stack. * c-typeck.c (label_context_stack): New. (c_finish_goto_label): Check for jumps into statement expressions. Add label to list of jumped to labels. (struct c_switch): Add blocked_stmt_expr. (c_start_case): Initialize it. (do_case): Check it. (c_finish_case): Verify !blocked_stmt_expr. (c_begin_stmt_expr): Push context on label_context_stack. Increment blocked_stmt_expr. Mark labels jumped to from outside as undefinable. (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels defined in the statement expression and no longer jumpable to. Mark labels jumped to from just outside the statement expression as again definable. Pop context from label_context_stack. * doc/extend.texi (Statement Exprs): Update. 2005-03-30 Joseph S. Myers PR c/20368 * c-decl.c (start_function): Check for old_decl being error_mark_node. 2005-03-30 Ian Lance Taylor * final.c (final): Remove prescan parameter. Change all callers. (final_scan_insn): Remove prescan parameter. Change all callers. 2005-03-30 Kazu Hirata * tree-vectorizer.c: Fix comment typos. 2005-03-30 Sebastian Pop * tree-scalar-evolution.c (instantiate_parameters_1): Return as soon as a chrec_dont_know is detected. 2005-03-31 Danny Smith Merge from csl-arm-branch. 2004-02-12 Mark Mitchell * tlink.c (recompile_files): Do not assume that "rename" can overwrite an existing file. 2005-03-31 Paolo Bonzini * configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove. * configure: Regenerate. 2005-03-30 Alan Modra * doc/install.texi: Update binutils requirement for powerpc*-linux. * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments. * calls.c (struct arg_data): Update "partial" comment. (load_register_parameters): Update "nregs" comment. 2005-03-30 Richard Sandiford * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA) (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES) (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS) (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete. (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE) (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather than target_flags & 0. * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string) (iq2000_arch, iq2000_parse_cpu): Delete. (TARGET_HANDLE_OPTION): Override default. (iq2000_handle_option): New function. (override_options): Remove -march= and -mcpu= handling. * config/iq2000/iq2000.opt: New file. 2005-03-30 Richard Sandiford * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete. * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG) (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG) (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG) (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG) (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG) (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES) (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX) (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL) (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST) (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT) (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES) (c4x_rpts_cycles_string, c4x_cpu_version_string) (TARGET_OPTIONS): Delete. (c4x_rpts_cycles, c4x_cpu_version): Declare. (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33) (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version. * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete. (c4x_cpu_version_string): Delete. (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults. (c4x_handle_option): New function. Map -m3x and -m4x options to the equivalent -mcpu= option. (c4x_override_options): Remove -mrpts= and -mcpu= handling from here. Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB, TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting or clearing the appropriate MASK_* bit. (c4x_file_start): Use c4x_cpu_version. * config/c4x/c4x.opt: New file. 2005-03-30 Richard Sandiford * doc/options.texi: Document the new MaskExists flag. * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...) if the option has the MaskExists flag. 2005-03-30 Richard Sandiford * opt-functions.awk (flag_set_p, test_flag): New functions. (switch_flags): Use them. * opth-gen.awk: Use flag_set_p to check for flags. * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags. 2005-03-30 Ian Lance Taylor * config.host (i[34567]86-*-mingw32*): Don't set host_can_use_collect2 to no. 2005-03-30 Alan Modra PR target/20203 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL. Remove convert_memory_address call duplicating that in memory_address. 2005-03-29 Richard Henderson PR c/20519 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call. (build_compound_literal): Likewise. Propagate decl type into the initializer. (finish_decl): Likewise. Use new return value from complete_array_type for zero sized arrays. (complete_array_type): Move ... * c-common.c (complete_array_type): ... here. Change first argument to pointer-to-type-node. Consistently use sizetype for the index except for zero sized arrays. Detect zero sized arrays for pedantic mode diagnostics. Create a new type node instead of modifying the old node in place. * c-tree.h (complete_array_type): Move decl ... * c-common.h (complete_array_type): ... here. 2005-03-29 Richard Henderson PR tree-opt/19108 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR. 2005-03-29 Kazu Hirata * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c, debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c, rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h, tree-profile.c, tsystem.h, value-prof.h: Update copyright. 2005-03-29 Eric Christopher * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for truthvalue conversion removal. 2005-03-29 Ian Lance Taylor PR bootstrap/14316 * collect2.c: Never include . (VFORK_STRING, vfork): Don't define. (pid): Remove global variable. (handler): Call raise instead of kill (getpid(), ...). (collect_wait): Add pex parameter. Change all callers. Use pex_get_status rather than pwait. (do_wait): Add pex parameter. Change all callers. (collect_execute): Return struct pex_obj * rather than void. Use pex routines rather than pexecute. (fork_execute): Get pex_obj from collect_execute, and pass it to do_wait. (scan_prog_file): Use pex routines rather than pipe/vfork/exec. Only declare quit_handler if SIGQUIT is defined. (scan_libraries): Likewise. * collect2.h (collect_execute): Update declaration. (collect_wait): Update declaration. * tlink.c (tlink_execute): Get pex_obj from collect_execute, and pass it to collect_wait. 2005-03-29 Joseph S. Myers PR c/20672 * c-parser.c (c_parser_compound_statement_nostart): Give error message for EOF instead of just setting parser->error. 2005-03-29 Dorit Naishlos * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed. (slpeel_update_phi_nodes_for_guard1): New function. (slpeel_update_phi_nodes_for_guard2): New function. (slpeel_tree_peel_loop_to_edge): Call above new functions instead of slpeel_update_phi_nodes_for_guard. (vectorize_loops): Remove call to loop_closed_rewrite. * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove assertion. 2005-03-29 Richard Sandiford * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete. (TARGET_LITTLE