2012-01-06 Eric Botcazou Backport from mainline 2012-01-06 Arnaud Charlet * c-decl.c (ext_block): Moved up. (collect_all_refs, for_each_global_decl): Take ext_block into account. 2012-01-06 Richard Sandiford PR middle-end/48660 * expr.h (copy_blkmode_to_reg): Declare. * expr.c (copy_blkmode_to_reg): New function. (expand_assignment): Don't expand register RESULT_DECLs before the lhs. Use copy_blkmode_to_reg to copy BLKmode values into a RESULT_DECL register. (expand_expr_real_1): Handle BLKmode decls when looking for promotion. 2012-01-05 Eric Botcazou PR tree-optimization/51315 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate. (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p. 2012-01-04 Eric Botcazou PR tree-optimization/51624 * tree-sra.c (build_ref_for_model): When replicating a chain of COMPONENT_REFs, stop as soon as the offset would become negative. 2012-01-04 Richard Guenther PR tree-optimization/49651 * tree-ssa-structalias.c (type_can_have_subvars): New function. (var_can_have_subvars): Use it. (get_constraint_for_1): Only consider subfields if there can be any. 2012-01-03 Sandra Loosemore Backport from mainline: 2012-01-02 Sandra Loosemore * doc/invoke.texi (-flto and related options): Copy-edit. 2012-01-03 Richard Guenther Backport from mainline 2011-11-10 Richard Guenther PR tree-optimization/51042 * tree-ssa-pre.c (phi_translate_1): Avoid recursing on self-referential expressions. Refactor code to avoid duplication. 2012-01-03 Richard Guenther PR tree-optimization/51070 * tree-loop-distribution.c (generate_builtin): Do not replace the loop with a builtin if the partition contains statements which results are used outside of the loop. (stmt_has_scalar_dependences_outside_loop): Properly handle calls. 2011-12-30 Michael Meissner Backport from the mainline 2011-12-30 Michael Meissner * config/rs6000/rs6000.c (rs6000_inner_target_options): Fix thinko in setting options via target #pragma or attribute. 2011-12-28 Michael Meissner Backport from mainline 2011-12-28 Michael Meissner PR target/51623 * config/rs6000/rs6000.c (rs6000_assemble_integer): Don't call unlikely_text_section_p. Instead check for being in a code section. 2011-12-23 Richard Guenther PR rtl-optimization/50396 * simplify-rtx.c (simplify_binary_operation_1): Properly guard code that only works for integers. 2011-12-22 Doug Kwan Backport from mainline 2011-03-23 Julian Brown * expr.c (expand_expr_real_1): Only use BLKmode for volatile accesses which are not naturally aligned. 2011-11-20 Joey Ye * expr.c (expand_expr_real_1): Correctly handle strict volatile bitfield loads smaller than mode size. 2011-12-21 Richard Earnshaw PR target/51643 * arm.c (arm_function_ok_for_sibcall): Use DECL_WEAK in previous change. 2011-12-21 Richard Earnshaw PR target/51643 * arm.c (arm_function_ok_for_sibcall): Don't try to tailcall a weak function on bare-metal EABI targets. 2011-12-21 Uros Bizjak Backport from mainline 2011-12-21 Richard Guenther PR lto/41159 * tree-outof-ssa.c (insert_value_copy_on_edge): Use the mode of the pseudo as destination mode. Only assert that is equal to the promoted mode of the decl if it is a REG. 2011-12-21 Uros Bizjak * config/alpha/linux-unwind.h: Update copyright years. (MD_FROB_UPDATE_CONTEXT): New define. (alpha_frob_update_context): New function. 2011-12-19 Martin Jambor PR tree-optimization/51583 * tree-sra.c (load_assign_lhs_subreplacements): Call force_gimple_operand_gsi when necessary also in case of no corresponding replacement on the RHS. 2011-12-16 Eric Botcazou * config/sparc/sparc.md (UNSPEC_FRAME_BLOCKAGE): New constant. (frame_blockage): New expander. (frame_blockage): New instruction. * config/sparc/sparc.c (sparc_expand_prologue): When the sequence of instructions establishing the frame isn't atomic, emit frame blockage. 2011-12-15 H.J. Lu Backport from mainline. 2011-10-28 Chung-Lin Tang PR rtl-optimization/49720 * simplify-rtx.c (simplify_relational_operation_1): Detect infinite recursion condition in "(eq/ne (plus x cst1) cst2) simplifies to (eq/ne x (cst2 - cst1))" case. 2011-12-15 Andreas Tobler Backport from mainline. 2011-12-15 Andreas Tobler * config/i386/freebsd.h (TARGET_ASM_FILE_END): Define. 2011-12-13 Eric Botcazou * lto-streamer-out.c (write_symbol): Use proper 64-bit host type. * lto-cgraph.c (input_cgraph_opt_section): Use 'int' for offsets. * lto-streamer-in.c (lto_read_body): Likewise. (lto_input_toplevel_asms): Likewise. * lto-section-in.c (lto_create_simple_input_block): Likewise. * lto-opts.c (lto_read_file_options): Likewise. * ipa-prop.c (ipa_prop_read_section): Likewise. * df.h (DF_NOTE): Fix typo in comment. 2011-12-13 Andreas Krebbel * regmove.c (fixup_match_2): Only access call_used_regs with hard regs. 2011-12-12 Jakub Jelinek PR middle-end/51510 * calls.c (internal_arg_pointer_based_exp_scan): Don't use VEC_safe_grow_cleared if idx is smaller than VEC_length. Backported from mainline 2011-12-11 Jakub Jelinek PR tree-optimization/51485 * tree-vect-data-refs.c (vect_analyze_data_refs): Give up on DRs in call stmts. 2011-12-12 Eric Botcazou PR tree-optimization/50569 * tree-sra.c (build_ref_for_model): Replicate a chain of COMPONENT_REFs in the expression of MODEL instead of just the last one. 2011-12-09 Michael Meissner Backport from mainline 2011-12-09 Michael Meissner PR rtl-optimization/51469 * varasm.c (default_binds_local_p_1): If the symbol is a gnu indirect function, mark the symbol as non-local. 2011-12-09 Jakub Jelinek Backport from mainline 2011-12-08 Jakub Jelinek PR tree-optimization/51466 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also copy TREE_SIDE_EFFECTS. 2011-11-28 Jakub Jelinek PR tree-optimization/50078 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Copy over TREE_THIS_VOLATILE also from the old to new lhs resp. rhs. 2011-12-09 Kazu Hirata Backport from mainline: 2011-12-05 Kazu Hirata PR target/51408 * config/arm/arm.md (*minmax_arithsi): Always require the else clause in the MINUS case. 2011-12-08 Teresa Johnson Backport from mainline: 2011-08-05 Uros Bizjak * config/i386/i386.md (*movdi_internal_rex64): Use "!o" constraint instead of "!m" for operand 0, alternative 4. (*movdf_internal_rex64): Ditto for operand 0, alernative 6. 2011-12-08 Jakub Jelinek Backport from mainline 2011-12-05 Jakub Jelinek PR debug/51410 * c-decl.c (pop_scope): Don't add DECL_EXTERNAL decls for debug info if scope is file_scope. PR c/51339 * c-decl.c (c_finish_incomplete_decl, finish_decl): Call relayout_decl instead of layout_decl. 2011-12-05 Jakub Jelinek Eric Botcazou PR middle-end/51323 PR middle-end/50074 * calls.c (internal_arg_pointer_exp_state): New variable. (internal_arg_pointer_based_exp_1, internal_arg_pointer_exp_scan): New functions. (internal_arg_pointer_based_exp): New function. (mem_overlaps_already_clobbered_arg_p): Use it. (expand_call): Free internal_arg_pointer_exp_state.cache vector and clear internal_arg_pointer_exp_state.scan_start. 2011-11-30 Jakub Jelinek PR rtl-optimization/48721 * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set reg_pending_barrier to TRUE_BARRIER. 2011-11-26 Joern Rennecke PR middle-end/50074 * calls.c (mem_overlaps_already_clobbered_arg_p): Return false if no outgoing arguments have been stored so far. 2011-12-08 Eric Botcazou PR tree-optimization/51315 * tree-sra.c (tree_non_mode_aligned_mem_p): Rename to... (tree_non_aligned_mem_p): ...this. Add ALIGN parameter. Look into MEM_REFs and use get_object_or_type_alignment for them. (build_accesses_from_assign): Adjust for above change. (access_precludes_ipa_sra_p): Likewise. 2011-12-06 Martin Jambor Backport from mainline: 2011-12-02 Martin Jambor PR tree-optimization/50622 * tree-sra.c (load_assign_lhs_subreplacements): Force gimple operand if both lacc and racc are grp_partial_lhs. 2011-12-06 Iain Sandoe * config/rs6000/rs6000.c (darwin_rs6000_override_options): Initialize rs6000_current_abi. 2011-12-06 Alan Modra PR target/50906 * config/rs6000/rs6000.c (rs6000_emit_prologue ): Do not mark r11 setup as frame-related. Pass correct offset to rs6000_emit_savres_rtx. Correct out-of-line rs6000_frame_related arguments. Correct sp_offset. Remove "offset" fudge from in-line rs6000_frame_related call. Rename misleading variable. Fix comments and whitespace. Tidy some expressions. (rs6000_emit_epilogue ): Always set frame_reg_rtx to r11 in out-of-line case. Correct sp_offset. Pass correct offset to rs6000_emit_savres_rtx. Rename misleading variable. Fix comments and whitespace. Tidy some expressions. (rs6000_emit_epilogue ): Add sp_offset adjustment when !saving_GPRs_inline. Correct register mode used in address calcs. (rs6000_emit_epilogue ): Similarly when !restoring_GPRs_inline. 2011-12-04 Jérémie Detrey PR target/51393 * config/i386/avxintrin.h (_mm256_insert_epi64): Declare second parameter as long long. 2011-12-02 Georg-Johann Lay PR target/51002 PR target/51345 * config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__): Enclose parts using __SP_H__ in !defined (__AVR_HAVE_8BIT_SP__). Add FIXME comments. * config/avr/avr.md (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Set insn condition to !AVR_HAVE_8BIT_SP. * config/avr/avr.c (output_movhi): "clr%B0" instead of "in %B0,__SP_H__" if AVR_HAVE_8BIT_SP. (avr_file_start): Only print "__SP_H__ = 0x3e" if !AVR_HAVE_8BIT_SP. * config/avr/avr-devices.c (avr_mcu_types): ATtiny4313 and AT86RF401 have a 16-bit SP (their manual is bogus). 2011-11-25 Richard Sandiford Backport from mainline: 2011-03-29 Richard Sandiford PR debug/48190 * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced. (cached_dw_loc_list_def): New structure. (cached_dw_loc_list): New typedef. (cached_dw_loc_list_table): New variable. (cached_dw_loc_list_table_hash): New function. (cached_dw_loc_list_table_eq): Likewise. (add_location_or_const_value_attribute): Take a bool cache_p. Cache the list when the parameter is true. (gen_formal_parameter_die): Update caller. (gen_variable_die): Likewise. (dwarf2out_finish): Likewise. (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table while generating debug info for the decl. (dwarf2out_function_decl): Clear cached_dw_loc_list_table. (dwarf2out_init): Initialize cached_dw_loc_list_table. (resolve_addr): Cache the result of resolving a chain of location lists. 2011-11-24 Enkovich Ilya PR target/51287 * i386.c (distance_non_agu_define): Fix insn attr check. 2011-11-20 Andreas Tobler * configure: Regenerate. 2011-11-19 Eric Botcazou PR rtl-optimization/51187 * reorg.c (relax_delay_slots): Do not consider a jump useless if there is a barrier between the jump and its target label. 2011-11-19 Richard Earnshaw PR target/50493 * config/arm/arm.c (neon_disambiguate_copy): Correctly handle partial overlap of src and dest operands. 2011-11-18 Iain Sandoe PR target/49992 * configure.ac: Remove ranlib special-casing for Darwin. * configure: Regenerate. 2011-11-16 Richard Earnshaw Bernd Schmidt Sebastian Huber PR target/49641 * config/arm/arm.c (store_multiple_sequence): Avoid cases where the base reg is stored iff compiling for Thumb1. 2011-11-13 Iain Sandoe PR target/48108 Backport from mainline r180523 * config/darwin.c (top level): Amend comments concerning LTO output. (lto_section_num): New variable. (darwin_lto_section_e): New GTY. (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New. (LTO_NAMES_SECTION): Rename. (darwin_asm_named_section): Record LTO section counts and switches in a vec of darwin_lto_section_e. (darwin_file_start): Remove unused code. (darwin_file_end): Put an LTO section termination label. Handle output of the wrapped LTO sections, index and names table. 2011-11-12 Iain Sandoe PR target/45233 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Only expand a symbol ref. into an access when the entity is defined in the TU. 2011-11-10 Jakub Jelinek PR middle-end/51077 * tree-object-size.c (addr_object_size): Check TREE_CODE of MEM_REF's operand rather than code of the MEM_REF itself. 2011-11-07 Alan Modra PR target/30282 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit blockage for ABI_V4. 2011-11-04 Eric Botcazou PR c++/50608 * c-parser.c (c_parser_postfix_expression) : Adjust call to fold_offsetof. * c-typeck.c (build_unary_op) : Call fold_offsetof_1. 2011-11-04 Eric Botcazou PR target/50979 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8. 2011-11-03 Uros Bizjak * config/i386/i386.md (lround2, rint2, floor2, lfloor2, btrunc2, lwp_lwpval3): Use operands[N] instead of operandN. 2011-11-02 Eric Botcazou PR target/50945 * config/sparc/sparc.md (movsf_insn): Reindent constraints. (movsf_insn_no_fpu): Likewise. (movdf_insn_sp32): Likewise. (movdf_insn_sp32_no_fpu): Likewise. (movdf_insn_sp32_v9): Likewise. Remove redundant GY constraint. (movdf_insn_sp32_v9_no_fpu): Likewise. (movdf_insn_sp64): Likewise. (movdf_insn_sp64_no_fpu): Likewise. (movtf_insn_sp32): Likewise. (movtf_insn_sp32_no_fpu): Likewise. (movtf_insn_sp64): Likewise. (movtf_insn_sp64_hq): Likewise. (movtf_insn_sp64_no_fpu): Likewise. 2011-11-02 Bernd Schmidt * cfgcleanup.c (try_head_merge_bb): If get_condition returns NULL for a jump that is a cc0 insn, pick the previous insn for move_before. 2011-11-01 Uros Bizjak * config/i386/i386.md (splitters for int-float conversion): Use SUBREG_REG on SUBREGs in splitter constraints. 2011-11-01 Julian Brown PR rtl-optimization/47918 * reload1.c (set_initial_label_offsets): Use initial offsets for labels on the nonlocal_goto_handler_labels chain. 2011-10-29 John David Anglin PR target/50691 * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol references. * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Return false for TLS_MODEL_GLOBAL_DYNAMIC and TLS_MODEL_LOCAL_DYNAMIC symbol references. 2011-10-27 Uros Bizjak PR target/50875 * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn constraints. Change alternative 1 to "x,m,1". 2011-10-26 Jakub Jelinek * BASE-VER: Set to 4.6.3. * DEV-PHASE: Set to prerelease. 2011-10-26 Release Manager * GCC 4.6.2 released. 2011-10-25 Kai Tietz * config/i386/mingw32.h (SUBTARGET_FRAME_POINTER_REQUIRED): Use for 32-bit frame-pointer, if setjmp is used. 2011-10-24 Jakub Jelinek PR debug/50816 * dwarf2out.c (dwarf2out_source_line): Emit discriminators only if -gdwarf-4 or not -gstrict-dwarf. 2011-10-24 Georg-Johann Lay PR target/49824 Backport from mainline r180385 * doc/extend.texi (Declaring Attributes of Functions): Document OS_main and OS_task attributes. (Specifying Attributes of Variables): Move up subsection "AVR Variable Attributes" as of alphabetical order. 2011-10-24 Georg-Johann Lay PR target/50820 * doc/invoke.texi (AVR Options): New subsubsection to explain EIND handling and indirect jump/calls on devices > 128k. 2011-10-23 Uros Bizjak PR target/50788 * config/i386/sse.md (avx_maskload): Remove (match_dup 0). 2011-10-21 Georg-Johann Lay PR target/50820 Backport from Mainline r180299. * config/avr/libgcc.S (__EIND__): New define to 0x3C. (__tablejump__): Consistently use EIND for indirect jump/call. (__tablejump_elpm__): Ditto. 2011-10-20 Ramana Radhakrishnan PR target/50106 Backport from mainline. 2011-10-20 Ramana Radhakrishnan * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return reg size from 1-3. 2011-10-19 Jakub Jelinek * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as second argument instead of mode. PR target/50350 Backport from mainline 2011-09-27 Richard Sandiford PR middle-end/50386 PR middle-end/50326 * tree-sra.c (build_ref_for_model): Use the type of the field as the type of the COMPONENT_REF. 2011-10-18 Uros Bizjak Eric Botcazou PR target/50737 * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Set fs->signal_frame to 1. 2011-10-14 Richard Guenther Backport from mainline 2011-10-14 Richard Guenther PR tree-optimization/50723 * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING. 2011-10-13 Richard Guenther PR tree-optimization/50712 * ipa-split.c (split_function): Always re-gimplify parameters when they are not gimple vals before passing them. Properly check for type compatibility. 2011-10-13 Eric Botcazou * doc/invoke.texi (SPARC options): Document -mfix-at697f. * config/sparc/sparc.opt (mfix-at697f): New option. * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define. (sparc_reorg): New function. 2011-10-12 Steve Ellcey PR target/49967 Backport from Mainline 179472. * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*. (gcc_cv_ld_static_option): Ditto. (gcc_cv_ld_dynamic_option): Ditto. * configure: Regenerate. 2011-10-12 Paul Koning PR tree-optimization/50189 * tree-vrp.c (extract_range_from_assert): Use the type of the variable, not the limit. 2011-10-12 Richard Guenther PR tree-optimization/50700 * tree-object-size.c (addr_object_size): Simplify and treat MEM_REF bases consistently. 2011-10-12 Joseph Myers PR c/50565 * convert.c (convert_to_integer): Do not narrow operands of pointer subtraction. 2011-10-11 Eric Botcazou PR target/49965 * config/sparc/sparc.md (movcc): Do not save comparison code. (movcc): Likewise. 2011-10-11 Nick Clifton PR middle-end/49801 * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and df_get_live_out instead of accessing the bitmaps directly. (execute_compare_elim_after_reload): Remove calls to df_set_flags, df_live_add_problem and df_analyze. 2011-10-10 Georg-Johann Lay PR target/50652 Backport from Mainline r179737. * config/avr/avr-devices.c (avr_mcu_types): Set .data_section_start of atmega164a to 0x100. 2011-10-07 Bernd Schmidt PR target/49049 * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative. 2011-10-06 Jakub Jelinek * tree.h (avoid_folding_inline_builtin): New prototype. * builtins.c (avoid_folding_inline_builtin): No longer static. * gimple-fold.c (gimple_fold_builtin): Give up if avoid_folding_inline_builtin returns true. PR tree-optimization/49279 * tree-ssa-structalias.c (find_func_aliases): Don't handle CAST_RESTRICT. 2011-10-04 Andreas Krebbel * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local variables. Fix second operand of DR. Swap inputs for sdiv_qrnnd. 2011-10-03 Jakub Jelinek Ian Lance Taylor * godump.c (go_output_typedef): Support printing enum values that don't fit in a signed HOST_WIDE_INT. 2011-09-30 Jakub Jelinek PR inline-asm/50571 * gimple-fold.c (fold_stmt_1) : If input constraints allow mem and not reg, pass true instead of false as second argument to maybe_fold_reference. 2011-09-30 Jakub Jelinek Richard Guenther * tree-ssa-alias.c (call_may_clobber_ref_p_1): Fix handling of BUILT_IN_STRNCAT. (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT, and BUILT_IN_STRNCAT. 2011-09-29 Bill Schmidt * graphite-scop-detection.c (make_close_phi_nodes_unique): New forward declaration. (remove_duplicate_close_phi): Detect and repair creation of duplicate close-phis for a containing loop. 2011-09-26 Richard Guenther PR tree-optimization/50472 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not fold volatile references. 2011-09-25 Ira Rosen PR tree-optimization/50413 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize a basic block if one of its data-refs can't be analyzed. 2011-09-25 Ira Rosen PR tree-optimization/50412 * tree-vect-data-refs.c (vect_analyze_group_access): Fail for accesses that require epilogue loop if vectorizing outer loop. 2011-09-22 Uros Bizjak PR target/50464 * config/i386/sse.md (xop_pcmov_): Change operand 1 predicate to register_operand and operand 2 predicate to nonimmediate_operand. (xop_pcmov_256): Ditto. * config/i386/i386.c (ix86_expand_sse_movcc): When generating xop_pcmov, force op_true to register. Also, force op_false to register if it doesn't satisfy nonimmediate_operand predicate. 2011-09-19 Alan Modra Michael Meissner PR target/50341 * config/rs6000/rs6000.md (call_indirect_aix32): Do not split the load of the indirect function's TOC from the call to prevent the compiler from moving the load of the new TOC above code that references the current function's TOC. (call_indirect_aix64): Ditto. (call_value_indirect_aix32): Ditto. (call_value_indirect_aix64): Ditto. (call_indirect_nonlocal_aix32_internal): Ditto. (call_indirect_nonlocal_aix32): Ditto. (call_indirect_nonlocal_aix64_internal): Ditto. (call_indirect_nonlocal_aix64): Ditto. (call_value_indirect_nonlocal_aix32_internal): Ditto. (call_value_indirect_nonlocal_aix32): Ditto. (call_value_indirect_nonlocal_aix64_internal): Ditto. (call_value_indirect_nonlocal_aix64): Ditto. 2011-09-19 Martin Jambor PR middle-end/49886 * ipa-split.c (split_function): Do not change signature if it is not possible or there are attribute types. 2011-09-18 Eric Botcazou Iain Sandoe PR target/50091 * config/rs6000/rs6000.md (probe_stack): Use explicit operand. * config/rs6000/rs6000.c (output_probe_stack_range): Likewise. 2011-09-14 Diego Novillo * tree-vect-stmts.c (vect_transform_stmt): Remove unused local variable ORIG_SCALAR_STMT. 2011-09-08 Martin Jambor Backport from mainline 2011-09-07 Martin Jambor PR tree-optimization/49911 * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced enumerations to the corresponding plain integer type. 2011-09-08 Richard Guenther Backport from mainline 2011-07-04 Richard Guenther PR tree-optimization/49518 PR tree-optimization/49628 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip irrelevant data-references. 2011-09-08 Richard Guenther Backport from mainline 2011-08-23 Richard Guenther PR tree-optimization/50162 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup. 2011-09-08 Richard Guenther Backport from mainline 2011-05-05 Michael Matz * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast. * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast. * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast. * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast. * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast. * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast. * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast. * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast. * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast. * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast. * config/i386/linux.h (ENDFILE_SPEC): Add Ofast. * config/i386/linux64.h (ENDFILE_SPEC): Add Ofast. * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast. * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast. * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast. * config/mips/linux.h (ENDFILE_SPEC): Add Ofast. 2011-09-08 Eric Botcazou Iain Sandoe Backport from mainline (restore powerpc-darwin Ada bootstrap). * config/rs6000/rs6000.c (compute_save_world_info): Test cfun->has_nonlocal_label to determine if the out-of-line save world call may be used. 2011-09-08 Jakub Jelinek PR target/50310 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return code early if TARGET_AVX. (ix86_expand_fp_vcond): Handle LTGT and UNEQ. 2011-09-06 Martin Jambor Revert 2011-09-02 Martin Jambor PR middle-end/49886 * ipa-split.c (split_function): Do not skip any arguments if can_change_signature is set or there are function type attributes. 2011-09-05 Georg-Johann Lay PR target/50289 Backport from mainline r178528 * config/avr/avr.c (sequent_regs_live): Don't recognize sequences that contain global register variable. 2011-09-02 Martin Jambor PR middle-end/49886 * ipa-split.c (split_function): Do not skip any arguments if can_change_signature is set or there are function type attributes. 2011-09-01 Ira Rosen PR tree-optimization/50178 * tree-vect-stmts.c (vectorizable_call): Update the related pattern statement before deleting the original call. (vect_transform_stmt): Don't expect the related pattern statement to match the original statement after transformation. 2011-08-29 Richard Guenther PR middle-end/50116 * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF]. 2011-08-27 Uros Bizjak * config/i386/sse.md (vec_extract_lo_): Prevent both operands in memory. (vec_extract_lo_v16hi): Ditto. (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint. * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV notes to REG_EQUAL. 2011-08-27 Uros Bizjak PR target/50202 * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note when all outputs are unused. (sse4_2_pcmpistr): Ditto. 2011-08-26 Jakub Jelinek PR c/50179 * c-typeck.c (c_process_expr_stmt): Skip over nops and call mark_exp_read even if exprv is ADDR_EXPR. 2011-08-20 Jakub Jelinek PR tree-optimization/48739 * tree-ssa.c: Include cfgloop.h. (execute_update_addresses_taken): When updating ssa, if in loop closed SSA form, call rewrite_into_loop_closed_ssa instead of update_ssa. * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H). 2011-08-18 Jakub Jelinek PR target/50092 * config/i386/i386.c (assign_386_stack_local): Call validize_mem on the result before returning it. 2011-08-16 Liang Wang * ggc.h (ggc_alloc_rtvec_sized): Change arguments of ggc_alloc_zone_vec_rtvec_def. 2011-08-12 Nick Clifton * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi pattern. * doc/md.texi (cmpstrn): Note that the comparison stops if both fetched bytes are zero. (cmpstr): Likewise. (cmpmem): Note that the comparison does not stop if both of the fetched bytes are zero. 2011-08-11 Kazuhiro Inaoka * config/rx/rx.md (movsicc): Allow register to register transfers. (*movsicc): Likewise. (*stcc): Restrict this pattern to EQ and NE compares. (*stcc_reg): New pattern. Works for any comparison but only for register transfers. 2011-08-10 DJ Delorie * expr.c (expand_expr_addr_expr_1): Detect a user request for a local frame in a naked function, and produce a suitable error for that specific case. 2011-08-09 Martin Jambor PR middle-end/49923 * tree-sra.c (access_precludes_ipa_sra_p): Also check access memory alignment. 2011-08-09 Nick Clifton * config/rx/rx.md: Disable extender peepholes at -O3. 2011-08-06 Uros Bizjak PR target/50001 * config/alpha/alpha.c (alpha_instantiate_decls): New function. (TARGET_INSTANTIATE_DECLS): New define. 2011-08-05 H.J. Lu Backport from mainline 2011-08-05 H.J. Lu * config/i386/i386.c (processor_alias_table): Add core-avx-i. * doc/invoke.texi: Document core-avx-i. 2011-08-03 Jakub Jelinek PR tree-optimization/49948 * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements. 2011-08-02 Uros Bizjak * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value. (stack_protect_test): The pattern compares ptr_mode value. 2011-07-31 Uros Bizjak PR target/49920 * config/i386/i386.md (strset): Do not expand strset_singleop when %eax or $edi are fixed. (*strsetdi_rex_1): Disable when %eax or %edi are fixed. (*strsetsi_1): Ditto. (*strsethi_1): Ditto. (*strsetqi_1): Ditto. (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed. (*rep_stossi): Ditto. (*rep_stosqi): Ditto. (*strlenqi_1): Ditto. (cmpstrnsi): Also fail when %ecx is fixed. (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed. (*cmpstrnqi_1): Ditto. (*strmovdi_rex_1): Disable when %esi or %edi are fixed. (*strmovsi_1): Ditto. (*strmovhi_1): Ditto. (*strmovqi_1): Ditto. (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed. (*rep_movsi): Ditto. (*rep_movqi): Ditto. 2011-07-31 Mikael Pettersson PR target/47908 * config/m68k/m68k.c (m68k_override_options_after_change): New function. Disable instruction scheduling for non-ColdFire targets. (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define. 2011-07-29 Jakub Jelinek PR middle-end/49897 PR middle-end/49898 * omp-low.c (use_pointer_for_field): If disallowing copy-in/out in nested parallel and outer is a gimple_reg, mark it as addressable and set its bit in task_shared_vars bitmap too. 2011-07-29 Wei Guozhi Backport from mainline 2011-07-29 Wei Guozhi PR rtl-optimization/49799 * combine.c (make_compound_operation): Check if the bit field is valid before change it to bit field extraction. 2011-07-28 Jakub Jelinek PR debug/49871 * dwarf2out.c (size_of_die, value_format, output_die): Use DW_FORM_udata instead of DW_FORM_data[48] for dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3. 2011-07-28 H.J. Lu Backport from mainline 2011-07-28 H.J. Lu PR target/47364 * config/i386/i386.md (strlen): Replace SWI48x with P. 2011-07-28 Ulrich Weigand Backport from mainline: 2011-07-26 Martin Jambor * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and return false for invariants. 2011-07-27 Jakub Jelinek PR target/49866 * config/i386/i386.md (*call_pop_1_vzeroupper, *call_pop_1, *sibcall_pop_1_vzeroupper, *sibcall_pop_1, *call_1_vzeroupper, *call_1, *sibcall_1_vzeroupper, *sibcall_1, *call_1_rex64_vzeroupper, *call_1_rex64, *call_1_rex64_ms_sysv_vzeroupper, *call_1_rex64_ms_sysv, *sibcall_1_rex64_vzeroupper, *sibcall_1_rex64, *call_value_pop_1_vzeroupper, *call_value_pop_1, *sibcall_value_pop_1_vzeroupper, *sibcall_value_pop_1, *call_value_1_vzeroupper, *call_value_1, *sibcall_value_1_vzeroupper, *sibcall_value_1, *call_value_1_rex64_vzeroupper, *call_value_1_rex64, *call_value_1_rex64_ms_sysv_vzeroupper, *call_value_1_rex64_ms_sysv, *sibcall_value_1_rex64_vzeroupper, *sibcall_value_1_rex64): Use z constraint instead of s constraint. Backport from mainline 2011-05-16 Uros Bizjak * config/i386/constraints.md (z): New constraint. 2011-07-25 Andrew Pinski PR tree-opt/49671 * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and TREE_THIS_NOTRAP into the inner most MEM_REF. Always copy TREE_THIS_VOLATILE. * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and arguments are not volatile references. 2011-07-25 Georg-Johann Lay PR target/39386 Backport from mainline r176756 2011-07-25 Georg-Johann Lay * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as shift counter for x << x and x >> x shifts. 2011-07-22 Uros Bizjak * config.gcc (x86_64-*-linux*): Set default_gnu_indirect_function to yes. 2011-07-22 Richard Guenther PR tree-optimization/45819 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly preserve volatile and notrap flags. 2011-07-21 Uros Bizjak Backport from mainline 2011-07-04 Uros Bizjak PR target/49600 * config/i386/i386.md (SSE2 int->float split): Push operand 1 in general register to memory for !TARGET_INTER_UNIT_MOVES. 2011-07-20 Andreas Krebbel * config/s390/s390.c (s390_class_max_nregs): Fix return type. * config/s390/s390-protos.h (s390_class_max_nregs): Likewise. 2011-07-19 Jakub Jelinek PR tree-optimization/49768 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL if offset is smaller than bitoffset, but offset+size is bigger than bitoffset. 2011-07-18 Jakub Jelinek PR middle-end/49675 * tree.c (build_common_builtin_nodes): Register __builtin_return_address, __cyg_profile_func_enter and __cyg_profile_func_exit. 2011-07-18 Rainer Orth * config.gcc: Obsolete i[3456x]86-*-netware*. 2011-07-17 John David Anglin PR target/49746 Revert: 2010-12-30 John David Anglin * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean patterns. 2011-07-17 Eric Botcazou PR middle-end/49732 * tree.c (walk_tree_1) : Do not walk a pointed-to type. 2011-07-16 Eric Botcazou PR tree-optimization/49725 Backport from mainline 2011-03-31 Eric Botcazou * tree-ssa-pre.c (create_component_ref_by_pieces_1) : Drop a zero minimum index only if it is redundant. 2011-07-15 John David Anglin PR target/49723 * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT. 2011-07-15 Ulrich Weigand Backport from mainline: 2011-07-13 Ulrich Weigand * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define. (asm_file_start): Remove. (spu_machine_dependent_reorg): Call compute_bb_for_insn and free_bb_for_insn around code that modifies insns before restarting df analysis. 2011-07-15 Rainer Orth Backport from mainline: 2011-07-13 Rainer Orth PR target/49541 * config/sol2.h (LIB_SPEC): Simplify. Move LIB_THREAD_LDFLAGS_SPEC ... (LINK_SPEC): ... here. 2011-07-14 James Greenhalgh * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP. 2011-07-14 Andrew Pinski PR tree-opt/49309 * tree-mudflap.c (mf_xform_derefs_1 ): Use fold_build2_loc instead of build2. Use the correct type for the new tree. 2011-07-14 Georg-Johann Lay PR target/49487 Backport from mainline r176276 2011-07-14 Georg-Johann Lay * config/avr/avr.md (rotl3): Generate SCRATCH instead of REG. (*rotw): Use const_int_operand for operand2. Use match_scatch for operand3. (*rotb): Ditto * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH. 2011-07-14 Richard Guenther PR tree-optimization/49651 * tree-ssa-structalias.c (get_constraint_for_1): Properly handle dereferences with subvariables. 2011-07-11 Martin Jambor PR tree-optimization/49094 * tree-sra.c (tree_non_mode_aligned_mem_p): New function. (build_accesses_from_assign): Use it. 2011-07-11 Georg-Johann Lay PR target/39633 Backport from mainline r176141 2011-07-11 Georg-Johann Lay * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only offsets 1..5 set cc0 in a usable way. 2011-07-08 Jakub Jelinek PR target/49621 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use CONST0_RTX (dest_mode) instead of const0_rtx as second operand of NE. * config/rs6000/vector.md (vector_select_, vector_select__uns): Change second operand of NE to CONST0_RTX (mode) instead of const0_rtx. * config/rs6000/altivec.md (*altivec_vsel, *altivec_vsel_uns): Expect second operand of NE to be zero_constant of the corresponding vector mode. * config/rs6000/vsx.md (*vsx_xxsel, *vsx_xxsel_uns): Likewise. 2011-07-08 Georg-Johann Lay PR target/46779 Backport from mainline SVN 176053. 2011-07-08 Georg-Johann Lay * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite. In particular, allow 8-bit values in r28 and r29. (avr_hard_regno_scratch_ok): Disallow any register that might be part of the frame pointer. (avr_hard_regno_rename_ok): Same. (avr_legitimate_address_p): Don't allow SUBREGs. 2011-07-07 Eric Botcazou PR target/49660 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add MASK_V8PLUS, remove commented out flag and reorder. Backport from mainline 2011-06-28 Rainer Orth * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove. (TARGET_64BIT_DEFAULT): Define. * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front of tm_file. * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define. 2011-07-07 Jakub Jelinek PR c/49644 * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with one non-complex and one complex argument, call c_save_expr on both operands. PR debug/49522 * df-problems.c (dead_debug_reset): Remove dead_debug_uses referencing debug insns that have been reset. (dead_debug_insert_before): Don't assert reg is non-NULL, instead return immediately if it is NULL. PR middle-end/49640 * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF operands and last COMPONENT_REF operand call gimplify_expr on it if non-NULL. 2011-07-06 Ramana Radhakrishnan Backport from mainline. 2011-06-24 Ramana Radhakrishnan PR target/49335 * config/arm/predicates.md (add_operator): New. * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage in Thumb2. 2011-07-05 Jakub Jelinek PR tree-optimization/49618 * tree-eh.c (tree_could_trap_p) : For DECL_WEAK decls return true. 2011-07-04 Jakub Jelinek PR rtl-optimization/49619 * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification pass VOIDmode as op0_mode to recursive call. PR rtl-optimization/49472 * simplify-rtx.c (simplify_unary_operation_1) : When negating MULT, negate the second operand instead of first. (simplify_binary_operation_1) : If one operand is a NEG and the other is MULT, don't attempt to optimize by negation of the MULT operand if it only moves the NEG operation around. Backported from mainline 2011-06-06 Jakub Jelinek PR debug/49262 * dwarf2out.c (native_encode_initializer): Decrement count in each iteration. 2011-07-04 Georg-Johann Lay Backport from mainline 2011-07-04 Georg-Johann Lay PR target/44643 * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY instead of TREE_READONLY. 2011-07-04 Richard Guenther PR tree-optimization/49615 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix basic-block index check. 2011-06-30 Eric Botcazou PR tree-optimization/49572 * tree-ssa-dom.c (initialize_hash_element) : Use the type of the RHS instead of that of the LHS for the expression type. 2011-06-30 Georg-Johann Lay Backport from mainline PR target/34734 (avr_section_type_flags): For data in ".progmem.data", remove section flag SECTION_WRITE. 2011-06-30 Georg-Johann Lay Backport from mainline PR target/34734 * config/avr/avr.c (avr_handle_progmem_attribute): Move warning about uninitialized data attributed 'progmem' from here... (avr_encode_section_info): ...to this new function. (TARGET_ENCODE_SECTION_INFO): New define. 2011-06-29 Changpeng Fang Backport from mainline 2011-06-29 Changpeng Fang * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask option. * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL entry. (TARGET_AVX128_OPTIMAL): New definition. * config/i386/i386.c (initial_ix86_tune_features): Initialize X86_TUNE_AVX128_OPTIMAL entry. (ix86_option_override_internal): Enable the generation of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set. (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128. (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128. 2011-06-29 Harsha Jagasia Backport from mainline 2011-05-31 Alexandre Oliva * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA. * config/i386/sse.md: Add n to negated FMA pattern names. 2011-06-29 Eric Botcazou PR tree-optimization/49539 * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA names by means of stmt_references_abnormal_ssa_name. (associate_plusminus): Call can_propagate_from before propagating from definition statements. 2011-06-29 Martin Jambor Backport from mainline 2011-06-24 Martin Jambor PR tree-optimizations/49516 * tree-sra.c (sra_modify_assign): Choose the safe path for aggregate copies if we also did scalar replacements. 2011-06-28 Changpeng Fang Backport from mainline 2011-06-20 Changpeng Fang PR target/49089 * config/i386/i386.c (avx256_split_unaligned_load): New definition. (avx256_split_unaligned_store): New definition. (ix86_option_override_internal): Enable avx256 unaligned load/store splitting only when avx256_split_unaligned_load/store is set. 2011-06-28 Changpeng Fang Backport from mainline 2011-03-28 H.J. Lu * config/i386/i386.c (flag_opts): Fix a typo in -mavx256-split-unaligned-store. 2011-06-28 Changpeng Fang Backport from mainline 2011-03-27 H.J. Lu * config/i386/sse.md (*avx_mov_internal): Don't assert unaligned 256bit load/store. (*avx_movu): Likewise. (*avx_movdqu): Likewise. 2011-06-28 Changpeng Fang Backport from mainline 2011-03-27 H.J. Lu * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load and -mavx256-split-unaligned-store. (ix86_option_override_internal): Split 32-byte AVX unaligned load/store by default. (ix86_avx256_split_vector_move_misalign): New. (ix86_expand_vector_move_misalign): Use it. * config/i386/i386.opt: Add -mavx256-split-unaligned-load and -mavx256-split-unaligned-store. * config/i386/sse.md (*avx_mov_internal): Verify unaligned 256bit load/store. Generate unaligned store on misaligned memory operand. (*avx_movu): Verify unaligned 256bit load/store. (*avx_movdqu): Likewise. * doc/invoke.texi: Document -mavx256-split-unaligned-load and -mavx256-split-unaligned-store. 2011-06-28 Eric Botcazou * tree-ssa-dom.c (initialize_hash_element): Fix oversight. 2011-06-28 Andrey Belevantsev Backport from mainline 2011-05-25 Andrey Belevantsev PR rtl-optimization/49014 * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi. 2011-06-28 Alexander Monakov Backport from mainline 2011-04-08 Alexander Monakov PR target/48273 * cfgloop.h (loop_has_exit_edges): New helper. * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs non-clonable. * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops that have no exit edges. 2011-06-28 Iain Sandoe PR target/47997 * config/darwin.c (darwin_mergeable_string_section): Place string constants in '.cstring' rather than '.const' when CF/NSStrings are active. 2011-06-27 Eric Botcazou * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the forward scan as well. 2011-06-27 Jakub Jelinek * BASE-VER: Set to 4.6.2. * DEV-PHASE: Set to prerelease. 2011-06-27 Release Manager * GCC 4.6.1 released. 2011-06-21 Alan Modra * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func. (TARGET_CANNOT_FORCE_CONST_MEM): Update definition. 2011-06-20 Ramana Radhakrishnan Backport from mainline. 2011-06-13 Ramana Radhakrishnan PR target/48454 * config/arm/neon.md (vec_pack_trunc): Set the lengths correctly for the case with Quad vectors. 2011-06-20 Alan Modra * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part of toc-relative address in CONST. (rs6000_delegitimize_address): Recognize changed address. (rs6000_legitimize_reload_address): Likewise. (rs6000_emit_move): Don't force these constants to memory. * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of toc-relative address in CONST. (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise. (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise. 2011-06-18 Jakub Jelinek PR target/49411 * config/i386/i386.c (ix86_expand_multi_arg_builtins): If last_arg_constant and last argument doesn't match its predicate, for xop_vpermil23 error out and for xop_rotl3 if it is CONST_INT, mask it, otherwise expand using rotl3. (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix spelling of error message. * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi, vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use const_0_to_255_operand instead of const_int_operand. 2011-06-17 Richard Henderson Backport from mainline 2011-03-22 Richard Henderson * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec. 2011-06-17 Richard Guenther Backport from mainline 2011-05-23 Richard Guenther PR tree-optimization/49115 * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment is not necessarily carried out, do not claim it kills the ref. * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise. 2011-06-17 Hans-Peter Nilsson Backport from mainline 2011-06-17 Hans-Peter Nilsson PR rtl-optimization/48542 * reload.c (find_equiv_reg): Stop looking when finding a setjmp-type call. * reload1.c (reload_as_needed): Invalidate all reload registers when crossing a setjmp-type call. 2011-06-16 Kaz Kojima Backport form main line 2011-06-09 Kaz Kojima PR target/49307 * config/sh/sh.md (UNSPEC_CHKADD): New. (chk_guard_add): New define_insn_and_split. (symGOT_load): Use chk_guard_add instead of blockage. 2011-06-16 Martin Jambor Backported from mainline 2011-06-15 Martin Jambor PR tree-optimization/48613 * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if ipa_node_params_vector is NULL. 2011-06-16 Jakub Jelinek PR tree-optimization/49419 * tree-vrp.c (execute_vrp): Call init_range_assertions before estimate_numbers_of_iterations, call free_number_of_iterations_estimates before calling remove_range_assertions. Backported from mainline 2011-06-13 Edmar Wienskoski PR target/44618 * config/rs6000/rs6000.md (save_gpregs_): Replaced pattern with a set of similar patterns, where the MATCH_OPERAND for the function argument is replaced with individual references to hardware registers. (save_fpregs_): Ditto (restore_gpregs_): Ditto (return_and_restore_gpregs_): Ditto (return_and_restore_fpregs_): Ditto (return_and_restore_fpregs_aix_): Ditto 2011-06-14 Richard Henderson PR debug/48459 * dwarf2out.c (frame_pointer_fb_offset_valid): New. (based_loc_descr): Assert it's true. (compute_frame_pointer_to_fb_displacement): Set it, rather than aborting immediately. 2011-06-14 Richard Henderson Backport from mainline 2011-03-22 Richard Henderson * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New. (avr_incoming_return_addr_rtx): New. (emit_push_byte): New. (expand_prologue): Use it. Remove incorrect dwarf annotation for SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf annotation for __prologue_saves__. Fixup dwarf annotation for CFA. (emit_pop_byte): New. (expand_epilogue): Use it. Pop frame pointer by bytes. * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove. (INCOMING_RETURN_ADDR_RTX): New. (INCOMING_FRAME_SP_OFFSET): New. (ARG_POINTER_CFA_OFFSET): New. * config/avr/avr.md (*pushqi): Fix mode of auto-inc. (*pushhi, *pushsi, *pushsf, popqi): Likewise. (pophi): Remove. 2011-06-14 Jakub Jelinek PR fortran/49103 * tree.h (DECL_NONSHAREABLE): Define. (struct tree_decl_common): Change decl_common_unused to decl_nonshareable_flag. * cfgexpand.c (expand_used_vars_for_block, clear_tree_used): Ignore vars with DECL_NONSHAREABLE bit set. * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE on stores to automatic aggregate vars. PR rtl-optimization/49390 Revert: 2010-06-29 Bernd Schmidt * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare MEM_ALIAS_SET. 2011-06-11 Uros Bizjak * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register. (*vec_dupv2df): Rename from vec_dupv2df. (vec_dupv2df): New expander. 2011-06-09 Eric Botcazou * config/sparc/sparc.md (return_internal): Adjust 'length' attribute. 2011-06-08 H.J. Lu Backport from mainline 2011-06-08 H.J. Lu * config/i386/driver-i386.c (host_detect_local_cpu): Support unknown Intel family 0x6 CPUs. 2011-06-08 Kaz Kojima Backport from mainline 2011-06-01 Kaz Kojima PR target/49238 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if needed when original operands are used for msw_skip comparison. 2011-06-07 Jakub Jelinek PR gcov-profile/49299 * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge. 2011-06-06 Pat Haugen Backport from mainline 2011-05-31 Pat Haugen * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from NON_FLOAT_REGS. 2011-06-06 Jakub Jelinek PR c++/49264 * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs if stmt folded into nothing. * tree-inline.c (fold_marked_statements): If a builtin at the end of a bb folded into nothing, just update cgraph edges and move to next bb. * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt to be NULL. Don't compute count and frequency if new_call is NULL. 2011-06-06 Andreas Krebbel * longlong.h (smul_ppmm): The resulting register pair contains the higher order word first. 2011-06-06 Mikael Pettersson PR tree-optimization/49243 * calls.c (setjmp_call_p): Also check if fndecl has the returns_twice attribute. 2011-06-06 Richard Guenther PR tree-optimization/48702 * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs only when we know the base address is within bounds. * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not assume the base address of TARGET_MEM_REFs is in bounds. (indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests. Backport from mainline 2011-05-31 Jakub Jelinek PR rtl-optimization/49235 * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx. (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST. 2011-06-05 Eric Botcazou * config/sparc/sparc.c (output_return): Fix thinko in the output of an EH return when delayed branches are disabled. 2011-06-05 Kaz Kojima Backport from mainline 2011-05-30 Kaz Kojima PR target/49186 * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high part of the second operand is 0. 2011-06-04 Alexandre Oliva PR debug/47590 * target.def (delay_sched2, delay_vartrack): New. * doc/tm.texi.in: Update. * doc/tm.texi: Rebuild. * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2. * var-tracking.c (gate_handle_var_tracking): Likewise. * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop. (bfin_flag_var_tracking): Drop. (output_file_start): Don't save and override flag_var_tracking. (bfin_option_override): Ditto flag_schedule_insns_after_reload. (bfin_reorg): Test original variables. (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define. * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop. (ia64_flag_var_tracking): Drop. (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define. (ia64_file_start): Don't save and override flag_var_tracking. (ia64_override_options_after_change): Ditto flag_schedule_insns_after_reload. (ia64_reorg): Test original variables. * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop. (picochip_flag_var_tracking): Drop. (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define. (picochip_option_override): Don't save and override flag_schedule_insns_after_reload. (picochip_asm_file_start): Ditto flag_var_tracking. (picochip_reorg): Test original variables. * config/spu/spu.c (spu_flag_var_tracking): Drop. (TARGET_DELAY_VARTRACK): Define. (spu_var_tracking): New. (spu_machine_dependent_reorg): Call it. (asm_file_start): Don't save and override flag_var_tracking. 2011-06-04 Ira Rosen PR tree-optimization/49038 * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader): Ensure at least one epilogue iteration if required by data accesses with gaps. * tree-vectorizer.h (struct _loop_vec_info): Add new field to mark loops that require peeling for gaps. * tree-vect-loop.c (new_loop_vec_info): Initialize new field. (vect_get_known_peeling_cost): Take peeling for gaps into account. (vect_transform_loop): Generate epilogue if required by data access with gaps. * tree-vect-data-refs.c (vect_analyze_group_access): Mark the loop as requiring an epilogue if there are gaps in the end of the strided group. 2011-06-02 Ira Rosen PR tree-optimization/49093 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile data references. 2011-05-19 Quentin Neill * config/i386/sse.md (fma4_fmsubadd): Use . (fma4_fmaddsub): Likewise 2011-05-31 Richard Guenther Backport from mainline 2011-05-19 Richard Guenther PR middle-end/48985 * tree-object-size.c (addr_object_size): If the pointed-to variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT. 2011-05-31 Richard Guenther Backport from mainline 2011-05-11 Richard Guenther PR middle-end/48953 * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs. 2011-05-30 Richard Guenther PR tree-optimization/49218 * tree-vrp.c (adjust_range_with_scev): Properly check whether overflow occured. 2011-05-30 Georg-Johann Lay PR target/45263 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use r20 around calls of __tablejump_elpm__ 2011-05-29 Richard Sandiford PR target/43700 * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global registers. 2011-05-29 Richard Sandiford PR target/43995 * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a recurse_p argument. Only follow register copies if it is set, and prevent mips_find_pic_call_symbol from recursing. (mips_find_pic_call_symbol): Add a recurse_p argument. Pass it to mips_pic_call_symbol_from_set. (mips_annotate_pic_calls): Update accordingly. 2011-05-29 Richard Guenther PR tree-optimization/49217 * ipa-pure-const.c (propagate_pure_const): Fix typos. 2011-05-26 Pat Haugen * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR moves expensive on Power7 also. 2011-05-26 Georg-Johann Lay PR target/44643 * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY alone. Error if non-const data has attribute progmem. 2011-05-26 Jakub Jelinek PR c++/49165 * gimplify.c (shortcut_cond_r): Don't special case COND_EXPRs if they have void type on one of their arms. PR tree-optimization/49161 * tree-vrp.c (struct case_info): New type. (compare_case_labels): Sort case_info structs instead of trees, and not primarily by CASE_LABEL uids but by label_for_block indexes. (find_switch_asserts): Put case labels into struct case_info array instead of TREE_VEC, adjust sorting, compare label_for_block values instead of CASE_LABELs. 2011-05-25 Jakub Jelinek PR target/49128 * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo. 2011-05-18 Jan Hubicka PR tree-optimization/44897 * ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide by zero for insane profiles. 2011-05-24 Eric Botcazou * config/sparc/sparc.c (sparc_option_override): If not set by the user, force flag_ira_share_save_slots to 0. 2011-05-24 Uros Bizjak PR target/49133 * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative. 2011-05-24 H.J. Lu Backport from mainline 2011-05-24 H.J. Lu PR target/49128 * config/i386/driver-i386.c (host_detect_local_cpu): Always add -mno-XXX. Handle FMA. 2011-05-23 Jakub Jelinek PR lto/49123 * fold-const.c (constant_boolean_node): If type is non-NULL, use build_int_cst_type instead of build_int_cst. PR debug/49032 * dbxout.c: Include cgraph.h. (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written and without value expr, return NULL if no varpool node exists for it or if it is not needed. * Makefile.in (dbxout.o): Depend on $(CGRAPH_H). PR c/49120 * c-decl.c (start_decl): Convert expr to void_type_node. PR middle-end/48973 * expr.c (expand_expr_real_2) : If do_store_flag failed and the comparison has a single bit signed type, use constm1_rtx instead of const1_rtx for true value. (do_store_flag): If ops->type is single bit signed type, disable signel bit test optimization and pass -1 instead of 1 as last parameter to emit_store_flag_force. 2011-05-22 Eric Botcazou * config.gcc (sparc-*-elf*): Add sparc/t-crtin. (sparc-*-rtems*): Likewise. (sparc64-*-elf*): Likewise. (sparc64-*-rtems*): Likewise. (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts. * config/sparc/t-crtin: New file. * config/sparc/t-sol2 (crti.o): Delete rule. (crtn.o): Likewise. * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete. * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise. * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o. (ENDFILE_SPEC): Add crtn.o. 2011-05-22 Uros Bizjak PR target/49104 * config/i386/cpuid.h (bit_MMXEXT): New define. 2011-05-22 Jakub Jelinek PR middle-end/49029 * expmed.c (extract_fixed_bit_field): Test whether target can be used only after deciding which mode to use. 2011-05-21 Eric Botcazou * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard frame pointer. 2011-05-21 Eric Botcazou * config/sparc/sparc.c (eligible_for_return_delay): Do not return false if there are call-saved registers here... (sparc_can_use_return_insn_p): ...but here instead. (save_or_restore_regs): Fix thinko. (sparc_expand_prologue): Use current_function_is_leaf. (sparc_frame_pointer_required): Likewise. 2011-05-20 Jakub Jelinek PR bootstrap/49086 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL for PHI args that are SSA_NAME_IS_DEFAULT_DEF. 2011-05-20 Richard Guenther PR tree-optimization/49079 * tree-dfa.c (get_ref_base_and_extent): Handle view-converting MEM_REFs correctly for the trailing array access detection. Special case constants the same way as decls for overall size constraining. 2011-05-20 Jakub Jelinek PR tree-optimization/49073 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI. * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators. 2011-05-19 Uros Bizjak * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE when TARGET_RDRND is active. (ix86_expand_builtin) : Generate dummy SImode target register when target is NULL. 2011-05-18 H.J. Lu Backport from mainline 2011-05-18 H.J. Lu PR target/49002 * config/i386/sse.md (avx__): Properly handle load cast. 2011-05-18 Jakub Jelinek PR tree-optimization/49039 * tree-vrp.c (extract_range_from_binary_expr): For MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]> return ~[MAX_EXPR , MIN_EXPR ]. 2011-05-18 Richard Guenther PR tree-optimization/49018 * gimple.c (gimple_has_side_effects): Volatile asms have side-effects. * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use gimple_has_side_effects. 2011-05-18 Richard Guenther Backport from mainline 2011-04-19 Richard Guenther PR lto/48207 * tree.c (free_lang_data): Do not reset the decl-assembler-name langhook. 2011-04-21 Richard Guenther PR lto/48703 * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME. 2011-05-18 Richard Guenther Backport from mainline 2011-05-12 Richard Guenther PR tree-optimization/48172 * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude the number of iterations from the segment size calculation. (vect_create_cond_for_alias_checks): Adjust. 2011-05-13 Richard Guenther PR tree-optimization/48172 * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid multiplying by number of iterations for equal step. (vect_create_cond_for_alias_checks): Likewise. 2011-05-18 Jakub Jelinek PR tree-optimization/49000 * tree-ssa.c (execute_update_addresses_taken): Call maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't be rewritten and decl has been marked for renaming, reset the debug stmt. 2011-05-17 Nick Clifton Import these patches from the mainline: 2011-05-17 Nick Clifton * config/rx/rx.c (rx_memory_move_cost): Include cost of register moves. * config/rx/rx.md: Add peephole to remove redundant extensions after loads. (bitset_in_memory): Use rx_restricted_mem_operand. (bitinvert_in_memory): Likewise. (bitclr_in_memory): Likewise. 2011-05-17 Kazuhio Inaoka Nick Clifton * config/rx/rx.md: Add peepholes to match a register move followed by a comparison of the moved register. Replace these with an addition of zero that does both actions in one instruction. 2011-05-17 Jakub Jelinek PR target/48986 * config/i386/sync.md (sync_old_add): Relax operand 2 predicate to allow CONST_INT. 2011-05-16 Joseph Myers PR preprocessor/48677 * cppspec.c (lang_specific_driver): Set new_decoded_options[0] from decoded_options[0], not from itself. 2011-05-16 Uros Bizjak * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE optimization for CM_MEDIUM and CM_LARGE code models. Fix usage of standard_80387_constant_p. (*movxf_internal_nointeger): Ditto. (*movdf_internal): Remove dead code-size optimization. (*movdf_internal_rex64): Fix usage of standard_80387_constant_p. (*movdf_internal_nointeger): Ditto. (*movsf_internal): Ditto. (floating point move splitters): Ditto. * config/i386/constraints.md (G): Ditto. * config/i386/i386.c (ix86_preferred_reload_class): Ditto. 2011-05-12 Jakub Jelinek PR tree-optimization/48975 * tree-if-conv.c (combine_blocks): Call free_bb_predicate on all bbs here and free and clear ifc_bbs at the end. 2011-05-12 Richard Guenther Backport from mainline 2011-05-02 Richard Guenther PR tree-optimization/48822 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice. (process_scc): Indicate which iteration we start. 2011-05-12 Jakub Jelinek PR debug/48967 * var-tracking.c (use_narrower_mode_test) : Return 1 if validate_subreg fails. 2011-05-12 Nick Clifton * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo. * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable instead of abort. (rx_align_for_label): Test label before extracting its number of uses. (rx_max_skip_for_label): Ignore debug insns. 2011-05-11 Jakub Jelinek PR debug/48159 * tree-ssa.c (reset_debug_uses): New function. * tree-flow.h (reset_debug_uses): New prototype. * tree-data-ref.c (stmts_from_loop): Ignore debug stmts. * tree-loop-distribution.c (generate_loops_for_partition): Call reset_debug_uses on the stmts that will be removed. Keep around all debug stmts, don't count them as bits in partition bitmap. (generate_builtin): Don't count debug stmts or labels as bits in partition bitmap. 2011-05-10 Michael Meissner Backport from mainline 2011-05-10 Michael Meissner PR target/48857, 48495 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete. (VSX_MODE): Ditto. (VSX_MOVE_MODE): Ditto. (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and VSX vector types. Add V2DImode. (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls. (MODES_TIEABLE_P): Ditto. * config/rs6000/rs6000.c (rs6000_emit_move): Use ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE. (init_cumulative_args): Ditto. (rs6000_function_arg_boundary): Ditto. (rs6000_function_arg_advance_1): Ditto. (rs6000_function_arg): Ditto. (rs6000_function_ok_for_sibcall): Ditto. (emit_frame_save): Ditto. (rs6000_function_value): Ditto. (rs6000_libcall_value): Ditto. 2011-05-10 Nick Clifton * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for stores. 2011-05-10 DJ Delorie * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define. (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label * config/rx/rx.c (rx_align_for_label): Add label and uses_threshold parameters. Do not align when the label is not used enough. * config/rx/rx-protos.h (rx_align_for_label): Update prototype. 2011-05-10 Jakub Jelinek Backported from mainline 2011-05-07 Zdenek Dvorak PR tree-optimization/48837 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls when accumulator transformation is performed. 2011-05-10 Jakub Jelinek PR tree-optimization/48611 PR tree-optimization/48794 * tree-eh.c (remove_unreachable_handlers): Don't remove regions referenced from RESX or EH_DISPATCH arguments. 2011-05-09 Andreas Krebbel * config/s390/s390.md (TD/TF mem to reg move splitter): Make the temporary register to match Pmode. 2011-05-09 Eric Botcazou * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko. (dataflow_set_preserve_mem_locs): Likewise. 2011-05-06 Uros Bizjak * config/i386/i386.md (*movdf_internal_nointeger): Apply "*" constraint modifier to "r". 2011-05-06 Alan Modra PR target/48900 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use const0_rtx as the arg to the dummy __tls_get_addr libcall. 2011-05-06 Andreas Krebbel * config/s390/s390.c (s390_asm_trampoline_template): Comment instruction sizes. (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG. 2011-05-06 Ramana Radhakrishnan PR target/48252 * config/arm/neon.md (neon_vtrn): Fix typo from earlier commit. 2011-05-05 Michael Meissner * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break for OPT_mfpu_ case. 2011-05-05 Jason Merrill PR c++/40975 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST. 2011-05-05 Julian Brown * config/arm/neon.md (vec_set_internal): Fix misplaced parenthesis in D-register case. 2011-05-05 Ira Rosen Backport from mainline: 2011-04-18 Ulrich Weigand Ira Rosen PR target/48252 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments to match neon_vzip/vuzp/vtrn_internal. * config/arm/neon.md (neon_vtrn_internal): Make both outputs explicitly dependent on both inputs. (neon_vzip_internal, neon_vuzp_internal): Likewise. 2011-05-04 Uros Bizjak * config/i386/i386.md (*movdi_internal_rex64) : Use %v prefix in insn mnemonic to handle TARGET_AVX. (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix" attribute calculation. (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute. * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic. (*vec_extractv2di_1_rex64_avx): Ditto. 2011-05-03 Uros Bizjak Jakub Jelinek PR target/48774 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode only succeed if req_mode is the same as set_mode. 2011-05-03 Richard Guenther PR lto/48846 * lto-streamer-in.c (unpack_ts_decl_common_value_fields): Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN. * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise. 2011-05-03 Eric Botcazou PR target/48723 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack for -fstack-check if the size to allocate is negative. 2011-04-30 Jakub Jelinek PR tree-optimization/48809 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned type. (gen_inbound_check): Don't compute index_expr - range_min in utype again, instead reuse SSA_NAME initialized in build_arrays. Remove two useless gsi_for_stmt calls. 2011-04-28 Michael Meissner Backport from mainline 2011-04-01 Andrew Pinski Michael Meissner PR target/48262 * config/rs6000/vector.md (movmisalign): Allow for memory operands, as per the specifications. * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes. (vec_extract_evenv4sf): Ditto. (vec_extract_evenv8hi): Ditto. (vec_extract_evenv16qi): Ditto. (vec_extract_oddv4si): Ditto. 2011-04-28 Jakub Jelinek PR middle-end/48597 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for inline asm. 2011-04-27 Jakub Jelinek PR c/48742 * c-typeck.c (build_binary_op): Don't wrap arguments if int_operands is true. 2011-04-26 Jakub Jelinek PR debug/48768 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result is error_mark_node, set value to NULL. PR tree-optimization/48734 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up if return value from maybe_fold_*_comparsions isn't something the code is prepared to handle. 2011-04-26 Richard Guenther PR tree-optimization/48731 * ipa-inline.c (cgraph_flatten): Test if function is inlinable. 2011-04-24 Paolo Carlini PR other/48748 * doc/extend.texi (Type Traits): Document __is_standard_layout, __is_literal_type, and __is_trivial; update throughout about possibly cv-qualified void types. 2011-04-23 Jakub Jelinek PR c/48685 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting to VOID_TYPE even around MODIFY_EXPR. 2011-04-22 Jakub Jelinek PR tree-optimization/48717 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and ~A + A optimizations use build_int_cst_type instead of build_int_cst. 2011-04-22 Jakub Jelinek PR c/48716 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also TREE_STATIC variables declared inside of some OpenMP construct. 2011-04-21 Uros Bizjak PR target/48708 * config/i386/i386.c (ix86_expand_vector_set) : Generate vec_extract and vec_concat for non-SSE4_1 targets. 2011-04-21 Richard Guenther PR middle-end/48695 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base objects and types here. Adjust for their offset before comparing. 2011-04-21 Eric Botcazou * gimple.c (walk_gimple_op) : Fix couple of oversights. 2011-04-20 John David Anglin PR target/48288 * config/pa/predicates.md (ior_operand): Delete predicate. (cint_ior_operand, reg_or_cint_ior_operand): New predicates. * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in expander. Use cint_ior_operand in unnamed insn. (iorsi3): Likewise. * config/pa/pa-protos.h (ior_operand): Delete declarations. 2011-04-20 Jakub Jelinek PR tree-optimization/48611 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate beyond ERT_MUST_NOT_THROW region. 2011-04-20 Eric Botcazou Backport from mainline 2011-04-19 Eric Botcazou PR lto/48148 * gimple.c (gimple_types_compatible_p_1) : Do not merge the types if they have different enumeration identifiers. 2011-04-18 Eric Botcazou PR lto/48492 * cfgexpand.c (expand_debug_expr) : Return NULL for a DECL_IN_CONSTANT_POOL without RTL. 2011-04-20 Richard Guenther Backport from mainline 2011-04-19 Bernd Schmidt PR fortran/47976 * reload1.c (inc_for_reload): Return void. All callers changed. (emit_input_reload_insns): Don't try to delete previous output reloads to a register, or record spill_reg_store for autoincs. 2011-04-19 Jakub Jelinek PR target/48678 * config/i386/i386.md (movstrict): FAIL if operands[0] is a SUBREG with non-MODE_INT mode inside of it. 2011-04-18 Jakub Jelinek PR middle-end/48661 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL if TREE_TYPE (v) is non-NULL. * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from gimple_get_virt_mehtod_for_binfo. * gimple.h (gimple_get_virt_method_for_binfo): Likewise. * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust callers. * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise. 2011-04-18 Eric Botcazou * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype. 2011-04-18 Jakub Jelinek PR tree-optimization/48616 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine whether the shift is by scalar or vector based on whether all SLP scalar stmts have the same rhs. 2011-04-17 Dennis, CHENG Renquan * doc/passes.texi: Fill crossref nodes. 2011-04-17 Marius Strobl * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with... (FBSD_TARGET_CPU_CPP_BUILTINS): ...this. (TARGET_GNU_TLS, TARGET_SUN_TLS): Define. 2011-04-17 Eric Botcazou PR lto/48538 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data is non-null before accessing it. (input_cgraph): Remove trailing spaces. 2011-04-15 Andreas Krebbel * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2): Replace match_operand with match_dup for the third operand in these expanders. 2011-04-15 Jakub Jelinek PR target/48605 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2] is a MEM, offset it as needed based on top 2 bits in operands[3], change MEM mode to SFmode and mask those 2 bits away from operands[3]. 2011-04-13 John David Anglin Backport from mainline: 2011-04-08 John David Anglin PR target/48366 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of move from floating point to shift amount register. (emit_move_sequence): Remove secondary reload support for floating point to shift amount amount register copies. (pa_secondary_reload): Return GENERAL_REGS for floating point/shift amount register copies. * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount register, return false if mode isn't a scalar integer mode. * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise. 2011-04-13 Jakub Jelinek PR middle-end/48591 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL. (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL. 2011-04-13 Ramana Radhakrishnan Backport from mainline: 2011-04-12 Ramana Radhakrishnan PR target/48090 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints. 2011-04-12 Martin Jambor PR tree-optimization/48195 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and ipa_check_create_edge_args. (ipcp_generate_summary): Do not call ipa_check_create_node_params and ipa_check_create_edge_args. * ipa-inline.c (inline_generate_summary): Do not call ipa_check_create_node_params and ipa_check_create_edge_args. * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and ipa_check_create_edge_args. 2011-04-12 Jakub Jelinek PR rtl-optimization/48549 * combine.c (propagate_for_debug): Also stop after BB_END of this_basic_block. Process LAST and just stop processing after it. (combine_instructions): If last_combined_insn has been deleted, set last_combined_insn to its PREV_INSN. 2011-04-12 Nick Clifton * config/v850/v850.c (expand_prologue): Do not use the CALLT instruction for interrupt handlers if the target is the basic V850 architecture. (expand_epilogue): Likewise. 2011-04-12 Jakub Jelinek PR c/48517 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to qualified type. 2011-04-11 Joseph Myers * common.opt (Tbss=, Tdata=, Ttext=): New options. 2011-04-11 Rainer Orth Backport from mainline: 2011-04-06 Rainer Orth * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define. 2011-04-09 Duncan Sands * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set. 2011-04-08 Steven G. Kargl PR target/47829 * config.gcc: disable unwind table generation for crtbegin/crtend on i386-*-freebsd. 2011-04-08 Jakub Jelinek PR tree-optimization/48377 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed to true even for types with smaller TYPE_ALIGN than TYPE_SIZE. 2011-04-07 Uros Bizjak * config/i386/sse.md: Update copyright year. (avx_cmp3): Add missing output register constraint. (*vec_concatv2sf_avx): Fix wrong register constraint in alternative 3 of operand 1. (*vec_set_0_avx): Avoid combining registers from different units in a single alternative. (*vec_set_0_sse4_1): Ditto. (*vec_set_0_sse2): Ditto. (vec_set_0): Ditto. (sse2_storehpd): Ditto. (sse2_loadhpd): Ditto. (sse4_1_insertps): Use nonimmediate_operand for operand 2. * config/i386/predicates.md (sse_comparison_operator): Do not define as special predicate. 2011-04-07 Jakub Jelinek PR debug/48343 * combine.c (combine_instructions): Add last_combined_insn, update it if insn is after it, pass it to all try_combine calls. (try_combine): Add last_combined_insn parameter, pass it instead of i3 to propagate_for_debug. 2011-04-07 Andrey Belevantsev Backport from mainline 2011-03-26 Andrey Belevantsev PR rtl-optimization/48144 * sel-sched-ir.c (merge_history_vect): Factor out from ... (merge_expr_data): ... here. (av_set_intersect): Rename to av_set_code_motion_filter. Update all callers. Call merge_history_vect when an expression is found in both sets. * sel-sched-ir.h (av_set_code_motion_filter): Add prototype. 2011-04-06 Jakub Jelinek PR debug/48466 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use as base_reg whatever register reg has been eliminated to, instead of hardcoding STACK_POINTER_REGNUM. Backported from mainline 2011-04-01 Jakub Jelinek PR middle-end/48335 * expr.c (expand_assignment): Handle all possibilities if TO_RTX is CONCAT. * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs. (store_split_bit_field): If SUBREG_REG (op0) or op0 itself has smaller mode than word, return it for offset 0 and const0_rtx for out-of-bounds stores. If word is const0_rtx, skip it. 2011-04-06 Joseph Myers * gcov-io.c: Use GCC Runtime Library Exception. 2011-04-05 Eric Botcazou * stor-layout.c (self_referential_size): Fix 2010-07-13 commit. 2011-04-01 Ulrich Weigand * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>. 2011-04-01 Andrey Belevantsev Backport from mainline 2011-03-22 Andrey Belevantsev PR rtl-optimization/48143 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute. (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps, sse2_cvtps2pd): Likewise. 2011-03-31 Eric Botcazou PR target/48142 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate frame-related from frame-unrelated adjustments to the stack pointer. 2011-03-30 H.J. Lu Backport from mainline 2011-03-30 H.J. Lu PR target/48349 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in FLOAT_SSE_REGS. 2011-03-29 Jakub Jelinek PR debug/48253 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label, dw_fde_hot_section_end_label, dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label, cold_in_std_section, dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields. Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section fields. (output_fde): Use dw_fde_second_{begin,end} if second is true, otherwise dw_fde_{begin,end}. (output_call_frame_info): Test dw_fde_second_begin != NULL instead of dw_fde_switched_sections. (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct fields, initialize new fields. Initialize in_std_section unconditionally from the first partition. (dwarf2out_end_epilogue): Don't override dw_fde_end when dw_fde_second_begin is non-NULL. (dwarf2out_switch_text_section): Stop initializing removed dw_fde_struct fields, initialize new fields, initialize also dw_fde_end here. Set dw_fde_switch_cfi even when dwarf2out_do_cfi_asm (). Call var_location_switch_text_section. (struct var_loc_list_def): Add last_before_switch field. (arange_table, arange_table_allocated, arange_table_in_use, ARANGE_TABLE_INCREMENT, add_arange): Removed. (size_of_aranges): Count !in_std_section and !second_in_std_section hunks in fdes, instead of looking at arange_table_in_use. (output_aranges): Add aranges_length argument, don't call size_of_aranges here. Instead of using aranges_table* emit ranges for fdes when !in_std_section resp. !second_in_std_section. (dw_loc_list): Break ranges crossing section switch. (convert_cfa_to_fb_loc_list): Likewise. If switched sections, use dw_fde_second_end instead of dw_fde_end as end of last range. (gen_subprogram_die): Don't call add_arange. Use dw_fde_{begin,end} for first partition and if switched section dw_fde_second_{begin,end} for the second. (var_location_switch_text_section_1, var_location_switch_text_section): New functions. (dwarf2out_begin_function): Initialize cold_text_section even when function_section () isn't text_section. (prune_unused_types): Don't walk arange_table. (dwarf2out_finish): Don't needlessly test flag_reorder_blocks_and_partition when testing cold_text_section_used. If info_section_emitted, call size_of_aranges and if it indicates non-empty .debug_aranges, call output_aranges with the computed size. Stop using removed dw_fde_struct fields, use dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end} for second. 2011-03-29 Uros Bizjak * config/alpha/alpha.c (alpha_sr_alias_set): Don't define. (alpha_option_override): Don't set alpha_sr_alias_set. (emit_frame_store_1): Use gen_frame_mem rather than calling set_mem_alias_set. (alpha_expand_epilogue): Ditto. (unicosmk_gen_dsib): Ditto. 2011-03-29 Nick Clifton * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define. (ASM_OUTPUT_MAX_SKIP): Define. * config/rx/predicates.md (rx_zs_comparison_operator): Do not allow LT aor GE comparisons. * config/rx/rx-protos.h (rx_align_for_label): Prototype. * config/rx/rx.md: Add peepholes and patterns to combine extending loads with simple arithmetic instructions. * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes to use pre-decrement and post-increment addressing. (rx_is_restricted_memory_address): For REG+INT addressing, ensure that the INT is a valid offset. (rx_print_operand): Handle %R. Fix %Q's handling of MEMs. (rx_option_override): Set alignments. (rx_align_for_label): New function. (rx_max_skip_for_label): New function. (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define. (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define. (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define. (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define. 2011-03-29 Andreas Krebbel * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS for invalid symbolic addresses. (s390_secondary_reload): Don't use s390_check_symref_alignment for larl operands. 2011-03-28 Richard Sandiford PR target/47553 * config/arm/predicates.md (neon_lane_number): Accept 0..15. 2011-03-28 Richard Guenther Backport from mainline 2011-03-24 Richard Guenther PR middle-end/48269 * tree-object-size.c (addr_object_size): Do not double-account for MEM_REF offsets. 2011-03-22 Richard Guenther PR tree-optimization/48228 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating for single-arg PHIs. 2011-03-17 Richard Guenther PR middle-end/48134 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated a value make sure to fold the statement. 2011-03-15 Richard Guenther PR middle-end/48031 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized or variable-indexed array accesses when in gimple form. 2011-03-27 Jonathan Wakely PR other/48179 PR other/48221 PR other/48234 * doc/extend.texi (Alignment): Move section to match order in TOC. * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise. (Warning Options): Adjust -Wno-cpp summary and remove stray backslash. 2011-03-26 Uros Bizjak Backport from mainline: 2011-03-24 Uros Bizjak PR target/48237 * config/i386/i386.md (*movdf_internal_rex64): Do not split alternatives that can be handled with movq or movabsq insn. (*movdf_internal): Disable for !TARGET_64BIT. (*movdf_internal_nointeger): Ditto. * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates. 2011-03-26 Jakub Jelinek Backport from mainline 2011-03-24 Jakub Jelinek PR debug/48204 * simplify-rtx.c (simplify_const_unary_operation): Call real_convert when changing mode class with FLOAT_EXTEND. 2011-03-20 Jakub Jelinek PR c/42544 PR c/48197 * c-common.c (shorten_compare): If primopN is first sign-extended to opN and then zero-extended to result type, set primopN to opN. PR rtl-optimization/48156 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL, assume df and df_lr are not NULL. 2011-03-17 Jakub Jelinek PR rtl-optimization/48141 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New. * dse.c: Include params.h. (active_local_stores_len): New variable. (add_wild_read, dse_step1): Clear it when setting active_local_stores to NULL. (record_store, check_mem_read_rtx): Decrease it when removing from the chain. (scan_insn): Likewise. Increase it when adding to chain, if it reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and set active_local_stores to NULL before the addition. * Makefile.in (dse.o): Depend on $(PARAMS_H). PR rtl-optimization/48141 * dse.c (record_store): If no positions are needed in an insn that cannot be deleted, at least unchain it from active_local_stores. 2011-03-25 Jakub Jelinek * BASE-VER: Set to 4.6.1. * DEV-PHASE: Set to prerelease. 2011-03-25 Release Manager * GCC 4.6.0 released. 2011-03-21 Andreas Tobler * config/rs6000/t-freebsd: Remove duplication from file. 2011-03-21 Rainer Orth PR bootstrap/48135 * doc/install.texi (Prerequisites): Move jar etc. up. Explain support library version requirements. 2011-03-21 Rainer Orth PR bootstrap/48135 * doc/install.texi (Prerequisites): Move Perl to build requirements. Always necessary on Solaris 2 with Sun ld. 2011-03-21 Rainer Orth * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for binutils 2.21. (Specific, i?86-*-solaris2.[89]): Likewise. (Specific, i?86-*-solaris2.10): Likewise. (Specific, mips-sgi-irix6): Likewise. (Specific, *-*-solaris2*): Remove Sun Studio download URL. Update for binutils 2.21. 2011-03-21 Jakub Jelinek PR target/48213 * config/s390/s390.c (s390_delegitimize_address): Don't call lowpart_subreg if orig_x has BLKmode. 2011-03-20 Joseph Myers * c-decl.c (diagnose_mismatched_decls): Give an error for redefining a typedef with variably modified type. 2011-03-20 Joseph Myers * c-decl.c (grokfield): Don't allow typedefs for structures or unions with no tag by default. * doc/extend.texi (Unnamed Fields): Update. 2011-03-18 Jakub Jelinek PR debug/48176 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when arange_table_in_use is 0, but either text_section_used or cold_text_section_used is true. Don't call it if !info_section_emitted. 2011-03-18 Richard Guenther * doc/install.texi (--enable-gold): Remove. (--with-plugin-ld): Document. * doc/invoke.texi (-fuse-linker-plugin): Clarify. 2011-03-18 H.J. Lu Backport from mainline 2011-03-17 H.J. Lu PR target/48171 * config/i386/i386.opt: Add Save to -mavx and -mfma. 2011-03-18 Richard Henderson Jakub Jelinek PR bootstrap/48161 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER. 2011-03-17 Richard Guenther PR middle-end/48165 * tree-object-size.c (compute_object_offset): Properly return the offset operand of MEM_REFs as sizetype. 2011-03-16 Dodji Seketeli PR debug/47510 * dwarf2out.c (strip_naming_typedef): Factorize out of ... (lookup_type_die_strip_naming_typedef): ... here. (get_context_die): Use it. (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to the anonymous struct named by the naming typedef. 2011-03-15 Ramana Radhakrishnan PR target/46788 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c' in the output template. 2011-03-15 Alan Modra PR target/48032 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not presume symbol_refs without a symbol_ref_decl are suitably aligned, nor other trees we may see here. Handle anchor symbols. (legitimate_constant_pool_address_p): Comment. Add mode param. Check cmodel=medium addresses. Adjust all calls. (rs6000_emit_move): Don't call offsettable_ok_by_alignment on creating cmodel=medium optimized access to locals. * config/rs6000/constraints.md (R): Pass QImode to legitimate_constant_pool_address_p. * config/rs6000/predicates.md (input_operand): Pass mode to legitimate_constant_pool_address_p. * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p): Update prototype. 2011-03-14 Michael Meissner PR target/48053 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up 64-bit constants being loaded into registers other than GPRs such as loading 0 into a VSX register. 2011-03-14 Rainer Orth * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs. 2011-03-14 Jakub Jelinek * doc/invoke.texi, doc/standards.texi: Refer to gcc-4.6/c99status.html. * DEV-PHASE: Mark "prerelease". 2011-03-14 Richard Guenther PR middle-end/48098 * tree.c (build_vector_from_val): Adjust assert to requirements and reality. 2011-03-14 Jakub Jelinek PR bootstrap/48102 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter. 2011-03-14 Andreas Tobler * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in terms of target_flags_explicit. Adjust copyright year. * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits. * config/rs6000/t-freebsd: New file. Add override for LIB2FUNCS_EXTRA. 2011-03-13 Chris Demetriou * doc/invoke.texi (-fdiagnostics-show-option): Replace with... (-fno-diagnostics-show-option): this, to reflect current default. (-Werror=): Update text about -fno-diagnostics-show-option. 2011-03-12 Peter Bergner PR target/48053 * config/rs6000/predicates.md (easy_vector_constant_add_self, easy_vector_constant_msb): Do not handle V2DImode and V2DFmode. * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that mode is not V2DImode or V2DFmode. (vspltis_constant): Do not handle V2DImode and V2DFmode. (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg. * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX registers to 0. (movdi_internal64): Likewise. 2011-03-12 Sebastian Pop PR tree-optimization/47127 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state parameter. (set_cloog_options): Same. (scop_to_clast): Same. (print_clast_stmt): Do not call cloog_state_malloc and cloog_state_free. (print_generated_program): Same. (gloog): Same. * graphite-clast-to-gimple.h (cloog_state): Declared. (scop_to_clast): Adjust declaration. * graphite.c (cloog_state): Defined here. (graphite_initialize): Call cloog_state_malloc. (graphite_finalize): Call cloog_state_free. 2011-03-11 Jason Merrill * attribs.c (lookup_attribute_spec): Take const_tree. * tree.h: Adjust. 2011-03-11 Joseph Myers * config/sparc/sparc.c (sparc_option_override): Use PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2". 2011-03-11 Richard Guenther PR tree-optimization/48067 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the multiplication result will be only used once on the target stmt. 2011-03-11 Richard Guenther * doc/invoke.texi (max-inline-insns-single): Adjust default value. 2011-03-11 Richard Guenther PR lto/48073 * tree.c (find_decls_types_r): Do not walk types only reachable from IDENTIFIER_NODEs. 2011-03-11 Jakub Jelinek PR middle-end/48044 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue all vnode->force_output nodes as needed. 2011-03-11 Jason Merrill PR c++/48069 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not COMPLETE_OR_UNBOUND_ARRAY_TYPE_P. 2011-03-11 Martin Jambor * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of cgraph_node. 2011-03-11 Jakub Jelinek PR tree-optimization/48063 * ipa-inline.c (cgraph_decide_inlining): Don't try to inline functions called once if !tree_can_inline_p (node->callers). 2011-03-11 Chen Liqin * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and extra_objs. * config/score/score3.c: Delete. * config/score/score3.h: Delete. * config/score/mul-div.S: Delete. * config/score/sfp-machine.h: Add new file. * config/score/constraints.md: Add new file. * config/score/t-score-softfp: Add new file. * config/score/t-score-elf: Remove score3.o, do not generate multilib. * config/score/score7.c (score7_const_ok_for_letter_p): Delete. (score7_extra_constraint): Delete. (score7_option_override): Remove unused code. * config/score/score.c: Remove score3 and score5 define and code. * config/score/score.h: Remove score3 and score5 define and code. * config/score/score.md: Remove score3 template and unusual insn. * config/score/score.opt: Remove score3 and score5 options. 2011-03-10 John David Anglin * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT when _HPUX_SOURCE is defined. (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified. 2011-03-10 Jason Merrill PR c++/48029 * stor-layout.c (layout_type): Don't set structural equality on arrays of incomplete type. * tree.c (type_hash_eq): Handle comparing them properly. 2011-03-10 Jakub Jelinek PR debug/48043 * config/s390/s390.c (s390_delegitimize_address): Make sure the result mode matches original rtl mode. 2011-03-10 Nick Clifton * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings. (andsi3, andsi3_flags): Fix timings for three operand alternative. 2011-03-09 Jakub Jelinek PR rtl-optimization/47866 * expr.c (store_field): If MEM_SCALAR_P (target), don't use MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx) if target wasn't scalar. * function.c (assign_stack_temp_for_type): Assert that neither MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P macro. * rtl.h (MEM_SET_IN_STRUCT_P): Removed. 2011-03-09 Andreas Krebbel * config/s390/s390-protos.h (s390_label_align): New prototype. * config/s390/s390.c (s390_label_align): New function. * config/s390/s390.h (LABEL_ALIGN): New target macro definition. 2011-03-08 Michael Meissner PR target/47755 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle V2DI/V2DF constants. Only all 0's or all 1's are easy. (output_vec_const_move): Ditto. 2011-03-08 Anatoly Sokolov * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro. * config/mips/mips-protos.h (mips_preferred_reload_class): Remove. * config/mips/mips.c (mips_preferred_reload_class): Make static. Change 'rclass' argument and result type to reg_class_t. (TARGET_PREFERRED_RELOAD_CLASS): Define. 2011-03-08 Georg-Johann Lay * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove. * config/avr/avr.c (TARGET_REGISTER_MOVE_COST) (TARGET_MEMORY_MOVE_COST): Define. (avr_register_move_cost, avr_memory_move_cost): New Functions. 2011-03-08 Jakub Jelinek PR debug/47881 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns removed anything. PR tree-optimization/48022 * fold-const.c (fold_comparison): Don't call fold_overflow_warning for EQ/NE_EXPR. 2011-03-07 Jakub Jelinek PR debug/47991 * var-tracking.c (find_use_val): Return NULL for cui->sets && cui->store_p BLKmode MEMs. 2011-03-07 Anatoly Sokolov * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Remove. * config/stormy16/stormy16-protos.h (xstormy16_print_operand, xstormy16_print_operand_address): Remove. * config/stormy16/stormy16.c (xstormy16_print_operand, xstormy16_print_operand_address): Make static. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define. 2011-03-07 Pat Haugen PR target/47862 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define. * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine before definition. 2011-03-07 Zdenek Dvorak PR bootstrap/48000 * cfgloopmanip.c (fix_bb_placements): Return immediately if FROM is BASE_LOOP's header. 2011-03-07 Paul Wögerer * gimplify.c (gimplify_function_tree): Fix building calls to __builtin_return_address. 2011-03-07 Alan Modra * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define. * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define. * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define. * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and return_mode args. * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes". (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode. (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode. (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE. * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): Rename to.. (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from.. (rs6000_file_start): ..here. (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New file scope variables. (call_ABI_of_interest): New function. (init_cumulative_args): Set above vars when function return value is a float, vector, or small struct. (rs6000_function_arg_advance_1): Likewise for function args. (rs6000_va_start): Set rs6000_passes_float if variable arg function references float args. 2011-03-07 Mingjie Xing * doc/cfg.texi: Remove "See" before @ref. * doc/invoke.texi: Likewise. 2011-03-05 Jason Merrill * doc/invoke.texi (C++ Dialect Options): Document ABI v5. 2011-03-05 Anthony Green * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile. 2011-03-05 Zdenek Dvorak PR rtl-optimization/47899 * cfgloopmanip.c (fix_bb_placements): Fix first argument to flow_loop_nested_p when moving the loop upward. 2011-03-05 Richard Earnshaw PR target/47719 * arm.md (movhi_insn_arch4): Accept any immediate constant. 2011-03-05 Jakub Jelinek PR tree-optimization/47967 * ipa-cp.c (build_const_val): Return NULL instead of creating VIEW_CONVERT_EXPR for mismatching sizes. (ipcp_create_replace_map): Return NULL if build_const_val failed. (ipcp_insert_stage): If ipcp_create_replace_map returns NULL, give up on versioning. 2011-03-05 Alan Modra PR target/47986 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle full cmodel medium/large lo_sum + high addresses. 2011-03-04 Andreas Krebbel * config/s390/s390.c (s390_decompose_address): Reject non-literal pool references in UNSPEC_LTREL_OFFSET. 2011-03-04 Jan Hubicka PR lto/47497 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias. (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here. * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers. * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias, cgraph_add_thunk): Add node pointers. * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are associated to right node. (input_node): Update use of cgraph_same_body_alias and cgraph_add_thunk. 2011-03-04 Changpeng Fang * config/i386/i386.opt (mprefer-avx128): New flag. * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode when the flag -mprefer-avx128 is on. 2011-03-04 Richard Sandiford * dwarf2out.c (compare_loc_operands): Fix address handling. 2011-03-04 Alan Modra * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment. 2011-03-04 Richard Guenther PR middle-end/47968 * expmed.c (extract_bit_field_1): Prefer vector modes that vec_extract patterns can handle. 2011-03-04 Richard Guenther PR middle-end/47975 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P. 2011-03-04 Richard Henderson * explow.c (emit_stack_save): Remove 'after' parameter. (emit_stack_restore): Likewise. * expr.h: Update to match. * builtins.c, calls.c, stmt.c: Likewise. * config/alpha/alpha.md, config/avr/avr.md: Likewise. * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise. * function.c (expand_function_end): Insert the emit_stack_save sequence before parm_birth_insn instead of after. 2011-03-03 Uros Bizjak * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX. (ssse3_pmaddubsw128): Ditto. (ssse3_pmaddubsw): Ditto. 2011-03-03 Steve Ellcey * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH 2011-03-03 Jakub Jelinek PR c/47963 * gimplify.c (omp_add_variable): Only call omp_notice_variable on TYPE_SIZE_UNIT if it is a DECL. PR debug/47283 * cfgexpand.c (expand_debug_expr) : If MEM_REF first operand is not is_gimple_mem_ref_addr, try to fold it. If the operand still isn't is_gimple_mem_ref_addr, clear MEM_EXPR on op0. 2011-03-03 Richard Guenther PR middle-end/47283 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code match comment. (refs_may_alias_p_1): For release branches return true if we are confused by our input. 2011-03-03 Andreas Krebbel * config/s390/s390.c (s390_function_value): Rename to ... (s390_function_and_libcall_value): ... this. (s390_function_value): New function. (s390_libcall_value): New function. (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks. * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove target macro definitions. * config/s390/s390-protos.h (s390_function_value): Remove prototype. 2011-03-02 Joseph Myers * config/i386/freebsd64.h (CC1_SPEC): Define. * config/i386/linux64.h (CC1_SPEC): Define. * config/i386/x86-64.h (CC1_SPEC): Don't define. 2011-03-02 Anatoly Sokolov * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove. * config/stormy16/stormy16.c: Include reload.h. (xstormy16_memory_move_cost): New function. (TARGET_MEMORY_MOVE_COST): Define. 2011-03-02 Richard Sandiford PR rtl-optimization/47925 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions with side effects. Remove the more-specific check for volatile asms. 2011-03-02 Alan Modra PR target/47935 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium toc relative addresses for valid offsets. 2011-03-01 Richard Guenther PR tree-optimization/47890 * tree-vect-loop.c (get_initial_def_for_induction): Set related stmt properly. 2011-03-01 Richard Guenther PR lto/47924 * lto-streamer.c (lto_record_common_node): Also register the canonical type. 2011-03-01 Richard Guenther PR lto/46911 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers): Do not stream DECL_ABSTRACT_ORIGIN. (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION, BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN. * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers): Do not stream DECL_ABSTRACT_ORIGIN. (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION, BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN. 2011-02-28 Anatoly Sokolov * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove. * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove. * config/stormy16/stormy16.c (xstormy16_function_value): Make static. Add 'outgoing' argument. (xstormy16_libcall_value, xstormy16_function_value_regno_p): New function. (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. 2011-02-28 Kai Tietz PR debug/28047 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp. (lookup_filename): Likewise. * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp. 2011-02-28 Bernd Schmidt Jakub Jelinek PR middle-end/47893 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define. (assign_stack_local_1): Change last argument type to int. * function.c (assign_stack_local_1): Replace reduce_alignment_ok argument with kind. If bit ASLK_RECORD_PAD is not set in it, don't record padding space into frame_space_list nor use those areas. (assign_stack_local): Adjust caller. (assign_stack_temp_for_type): Call assign_stack_local_1 instead of assign_stack_local, pass 0 as last argument. * caller-save.c (setup_save_areas): Adjust assign_stack_local_1 callers. 2011-02-28 Jakub Jelinek PR debug/47283 * cfgexpand.c (convert_debug_memory_address): Add AS parameter. Use target address_mode and pointer_mode hooks instead of hardcoded Pmode and ptr_mode. Handle some simple cases of extending if POINTERS_EXTEND_UNSIGNED < 0. (expand_debug_expr) : Call convert_debug_memory_address. (expand_debug_expr) : Pass as to convert_debug_memory_address. PR middle-end/46790 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test. * configure: Regenerated. * config.in: Regenerated. * varasm.c (default_function_section): Return NULL if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name. 2011-02-28 Martin Jambor * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix the description to match the printed values. 2011-02-28 Richard Guenther * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT of the copied scope tree. 2011-02-28 Ralf Wildenhues * doc/extend.texi (Function Attributes): Avoid deeply (and wrongly) nested tables. 2011-02-27 Jakub Jelinek PR middle-end/47903 * real.c (real_arithmetic) : Clear padding bits in *r first if r isn't op0 nor op1. 2011-02-23 Georg-Johann Lay * config/avr/avr.md: Remove magic comment for emacs. 2011-02-23 Georg-Johann Lay PR target/45261 * config/avr/avr.c (avr_option_override): Use error on bad options. (avr_help): New function. (TARGET_HELP): Define. 2011-02-22 Georg-Johann Lay PR target/42240 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function. (TARGET_CANNOT_MODIFY_JUMPS_P): Define. 2011-02-26 Gerald Pfeifer * doc/invoke.texi (ARC Options): Use CPU instead of cpu. (ARM Options): Ditto. (i386 and x86-64 Options): Ditto. (RX Options): Ditto. (SPARC Options): Ditto. 2011-02-26 Tijl Coosemans * config.gcc (i386-*-freebsd*): Make i486 the default arch on FreeBSD 6 and later. Generally use cpu generic. 2011-02-25 Gerald Pfeifer * doc/cpp.texi: Update copyright years. 2011-02-25 Sebastien Bourdeauducq PR target/46898 * config/lm32/lm32.md (ashrsi3): Added needed variable. 2011-02-25 Jon Beniston PR target/46898 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New. * config/lm32/lm32.md (ashlsi3): Remove unused variable. * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New. (lm32_block_move_inline): Add type cast to remove warning. (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out. (gen_int_relational): Move declarations to start of function. 2011-02-25 Eric Botcazou PR tree-optimization/45470 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement can throw internally only. * tree-vect-stmts.c (vectorizable_call): Likewise. 2011-02-24 Anatoly Sokolov * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS, PREFERRED_OUTPUT_RELOAD_CLASS): Remove. * config/stormy16/stormy16-protos.h (xstormy16_preferred_reload_class): Remove. * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make static. Change 'rclass' argument and return type to reg_class_t. (TARGET_PREFERRED_RELOAD_CLASS, TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define. 2011-02-24 Richard Guenther * lto-streamer-in.c (input_bb): Do not find referenced vars in debug statements. 2011-02-23 Jason Merrill * common.opt (fabi-version): Document v5 and v6. 2011-02-23 Richard Guenther PR tree-optimization/47849 * tree-if-conv.c (main_tree_if_conversion): Free postdom info. 2011-02-23 Jie Zhang * opts-common.c (decode_cmdline_option): Print empty string argument as "" in decoded->orig_option_with_args_text. * gcc.c (execute): Print empty string argument as "" in the verbose output. (do_spec_1): Keep empty string argument. 2011-02-23 Nathan Froyd * config.gcc: Declare score-* and crx-* obsolete. 2011-02-23 Jie Zhang PR rtl-optimization/47763 * web.c (web_main): Ignore naked clobber when replacing register. 2011-02-22 Anatoly Sokolov * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove. 2011-02-22 Sebastian Pop PR doc/47848 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes. 2011-02-22 Mike Stump * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin assembler. * configure: Regenerate. 2011-02-21 Chung-Lin Tang PR rtl-optimization/46002 * ira-color.c (update_copy_costs): Change class intersection test to reg_class_contents[] test of 'hard_regno'. 2011-02-21 Joseph Myers * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather than Driver option. * config/hpux11.opt (mt): Likewise. * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise. * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise. * config/vax/elf.opt (mno-asm-pic): Likewise. * config/vms/vms.opt (map, mvms-return-codes): Likewise. 2011-02-21 Mike Stump PR target/47822 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a tree so we can get save the type. * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot for CFString instead of trying to use past the end of the builtins. * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise. * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise. * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise. * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING): Rename to darwin_builtin_cfstring. (darwin_init_cfstring_builtins): Return the built type. 2011-02-21 Uros Bizjak PR target/47840 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32. (_mm256_insert_epi64): Use _mm_insert_epi64. 2011-02-21 Anatoly Sokolov * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove. * config/stormy16/stormy16-protos.h (xstormy16_mode_dependent_address_p): Remove. * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p): Make static. Change return type to bool. Change argument type to const_rtx. Remove dead code. (TARGET_MODE_DEPENDENT_ADDRESS_P): Define. 2011-02-21 Richard Guenther PR lto/47820 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers): Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs. (lto_input_ts_block_tree_pointers): Hook a BLOCK into the TUs context. * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers): Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs. 2011-02-20 Richard Guenther PR lto/47822 * tree.c (free_lang_data_in_decl): Clean builtins from the TU decl BLOCK_VARS. 2011-02-19 Alexandre Oliva PR debug/47620 PR debug/47630 * haifa-sched.c (fix_tick_ready): Skip tick computation for debug insns. 2011-02-19 Richard Guenther PR lto/47647 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers): Remove lazy BLOCK_VARS streaming. (lto_input_ts_block_tree_pointers): Likewise. * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise. 2011-02-19 Joseph Myers * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h. 2011-02-19 Joseph Myers * config/i386/biarch32.h, config/i386/mach.h, config/rs6000/aix.opt, config/sh/superh64.h: Remove. 2011-02-19 Jakub Jelinek PR target/47800 * config/i386/i386.md (peephole2 for shift and plus): Use operands[1] original mode in the first insn. 2011-02-18 Mike Stump * config/t-darwin (TM_H): Add dependency on darwin-sections.def. 2011-02-18 Jan Hubicka PR middle-end/47788 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits to zero when the function is not inlinable at all. 2011-02-18 John David Anglin * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts. * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock, pthread_mutex_unlock, pthread_once): Reinstate pthread stubs. * config/pa/t-pa-hpux11: Add rules to build pthread stubs. * config/pa/t-pa64: Likewise. * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define. 2011-02-18 Jakub Jelinek PR driver/47787 * gcc.c (default_compilers): Clear combinable field for "@cpp-output". 2011-02-18 John David Anglin PR target/47792 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name. 2011-02-18 Anatoly Sokolov * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P, LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P, GO_IF_LEGITIMATE_ADDRESS): Remove macros. * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define. (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p, m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p, m32r_load_postinc_p, m32r_store_preinc_predec_p, m32r_legitimate_address_p): New functions. * config/m32r/constraints.md (constraint "S"): Don't use STORE_PREINC_PREDEC_P. (constraint "U"): Don't use LOAD_POSTINC_P. 2011-02-18 Chung-Lin Tang PR rtl-optimization/46178 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to compute ira_hard_regno_cover_class[]. 2011-02-18 Richard Guenther PR lto/47798 * lto-streamer.h (lto_global_var_decls): Declare. * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register statics for global var processing. 2011-02-18 Richard Guenther PR tree-optimization/47737 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix edge dominance check. 2011-02-18 Jakub Jelinek PR debug/47780 * cfgexpand.c (expand_debug_expr) : Call copy_rtx to avoid invalid rtx sharing. 2011-02-18 Gerald Pfeifer * doc/cpp.texi (Obsolete Features): Add background on the origin of assertions. 2011-02-17 Iain Sandoe * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for objc_abi == 2. * config/darwin.c (output_objc_section_asm_op): Added support for ABI v1 and v2. (is_objc_metadata): New. (darwin_objc2_section): New. (darwin_objc1_section): New. (machopic_select_section): Added support for ABI v1 and v2. (darwin_emit_objc_zeroed): New. (darwin_output_aligned_bss): Detect objc metadata and treat it appropriately. (darwin_asm_output_aligned_decl_common): Same. (darwin_asm_output_aligned_decl_local): Same. * config/darwin-sections.def: Updated for ABI v1 and v2. * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When compiling Objective-C code for the NeXT runtime, default to using ABI version 0 for 32-bit, and version 2 for 64-bit. 2011-02-17 Joseph Myers * common.opt (optimize_fast): New Variable. * opts.c (default_options_optimization): Use opts->x_optimize_fast instead of local variable ofast. 2011-02-17 Nicola Pero * doc/invoke.texi (fobjc-abi-version): Documented. (fobjc-nilcheck): Documented. (fno-nil-receiver): Updated documentation to refer to the NeXT ABI version. 2011-02-17 Joseph Myers PR driver/47390 * common.opt (export-dynamic): New Driver option. * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}. 2011-02-17 Joseph Myers * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*. 2011-02-17 Alexandre Oliva Jan Hubicka PR debug/47106 PR debug/47402 * cfgexpand.c (account_used_vars_for_block): Remove. (estimated_stack_frame_size): Use referenced vars. * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced that were referenced in the original function. Test src_fn rather than cfun. Drop redundant get_var_ann. (setup_one_parameter): Drop redundant get_var_ann. (declare_return_variable): Likewise. (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn. (copy_arguments_for_versioning): Drop redundant get_var_ann. * ipa-inline.c (compute_inline_parameters): Do not compute disregard_inline_limits here. (compute_inlinable_for_current, pass_inlinable): New. (pass_inline_parameters): Require PROP_referenced_vars. * cgraphunit.c (cgraph_process_new_functions): Don't run compute_inline_parameters explicitly unless function is in SSA form. (cgraph_analyze_function): Set .disregard_inline_limits. * tree-sra.c (convert_callers): Compute inliner parameters only for functions already in SSA form. 2011-02-17 Joseph Myers * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle -mlittle-endian-data. 2011-02-17 Joseph Myers * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and -mno-fpu, not -fpu and -no-fpu. * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise. * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise. 2011-02-17 Uros Bizjak PR target/43653 * config/i386/i386.c (ix86_secondary_reload): Handle SSE input reload with PLUS RTX. 2011-02-16 Joseph Myers * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead of InverseVar(MDMX). 2011-02-16 Joseph Myers * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of --m4-340. 2011-02-16 Joseph Myers * config/mn10300/mn10300.opt (mno-crt0): New. 2011-02-16 Joseph Myers * config/m68k/uclinux.opt (static-libc): New Driver option. 2011-02-16 Joseph Myers * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*. 2011-02-16 Joseph Myers * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of %{muser-extend-enabled}. 2011-02-16 Richard Guenther PR tree-optimization/47738 * tree-ssa-loop.c (run_tree_predictive_commoning): Return the TODO from tree_predictive_commoning. 2011-02-15 Jeff Law Revert 2011-01-25 Jeff Law PR rtl-optimization/37273 * ira-costs.c (scan_one_insn): Detect constants living in memory and handle them like argument loads from stack slots. Do not double count memory for memory constants and argument loads from stack slots. 2011-02-15 H.J. Lu PR middle-end/47725 * combine.c (cant_combine_insn_p): Revert the last change. 2011-02-15 Michael Meissner PR target/47755 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI mode for vector constants. Remove code that checks for TImode. 2011-02-15 Alexandre Oliva PR debug/47106 PR debug/47402 * cgraph.h (compute_inline_parameters): Return void. * ipa-inline.c (compute_inline_parameters): Adjust. 2011-02-15 Alexandre Oliva PR debug/47106 PR debug/47402 * tree-inline.h (estimated_stack_frame_size): Take cgraph node rather than decl. * cfgexpand.c (estimated_stack_frame_size): Likewise. * ipa-inline.c (compute_inline_parameters): Adjust. 2011-02-15 Alexandre Oliva PR debug/47106 PR debug/47402 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument. Adjust all users. Pass FN to... * tree-flow-inline.h (first_referenced_var): ... this. Add fn argument. * ipa-struct-reorg.c: Adjust. * tree-dfa.c: Adjust. * tree-into-ssa.c: Adjust. * tree-sra.c: Adjust. * tree-ssa-alias.c: Adjust. * tree-ssa-live.c: Adjust. * tree-ssa.c: Adjust. * tree-ssanames.c: Adjust. * tree-tailcall.c: Adjust. 2011-02-15 Alexandre Oliva PR debug/47106 PR debug/47402 * tree-flow.h (referenced_var_lookup): Add fn parameter. Adjust all callers. * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun. * tree-flow-inline.h: Adjust. * gimple-pretty-print.c: Adjust. * tree-into-ssa.c: Adjust. * tree-ssa.c: Adjust. * cfgexpand.c: Adjust. 2011-02-15 Nathan Froyd * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete. (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT): Delete. * config/iq2000/constraints.md: New file. * config/iq2000/iq2000.md: Include it. (define_insn ""): Delete. (movsi_internal2, movhi_internal2, movqi_internal2): Delete unsupported constraint letters from patterns. (call_value, call_value_internal1): Likewise. (call_value_multiple_internal1): Likewise. 2011-02-15 Nick Clifton * config/mn10300/mn10300.c: Include tm-constrs.h. (struct liw_data): New data structure describing an LIW candidate instruction. (extract_bundle): Use struct liw_data. Allow small integer operands for some instructions. (check_liw_constraints): Use struct liw_data. Remove swapped parameter. Add comments describing the checks. Fix bug when assigning the source of liw1 to the source of liw2. (liw_candidate): Delete. Code moved into extract_bundle. (mn10300_bundle_liw): Use struct liw_data. Check constraints before swapping. * config/mn10300/predicates.md (liw_operand): New predicate. Allows registers and small integer constants. * config/mn10300/constraints.md (O): New constraint. Accetps integers in the range -8 to +7 inclusive. * config/mn10300/mn10300.md (movesi_internal): Add an alternative for moving a small integer into a register. Give this alternative LIW attributes. (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise. (ashlsi3): Likewise, plus give LIW attributes to the alternatives using the J,K,L and M constraints, (liw): Remove SI mode on second operands to allow for HI and QI mode values. (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the instruction. 2011-02-15 H.J. Lu PR middle-end/47725 * combine.c (cant_combine_insn_p): Check zero/sign extended hard registers. 2011-02-15 Richard Guenther PR tree-optimization/47743 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number for a non-type-compatible VN lookup bail out. 2011-02-15 Nathan Froyd * config/fr30/constraints.md: New file. * config/fr30/fr30.md: Include it. * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete. (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT): Delete. 2011-02-15 Nathan Froyd * config/frv/constraints.md: New file. * config/frv/predicates.md: Include it. * config/frv/frv.c (reg_class_from_letter): Delete. (frv_option_override): Don't initialize it. * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete. (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete. (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete. (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete. (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete. (CONST_DOUBLE_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete. (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete. (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete. (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete. (REG_CLASS_FROM_CONSTRAINT): Delete. 2011-02-15 Jakub Jelinek PR middle-end/47581 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset if frame size is 0 in a leaf function. 2011-02-15 Rainer Orth PR pch/14940 * config/alpha/host-osf.c: New file. * config/alpha/x-osf: New file. * config.host (alpha*-dec-osf*): Use it. 2011-02-14 Anatoly Sokolov * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove. * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove. * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to... (rx_mode_dependent_address_p): ...this. Make static. Change argument type to const_rtx. (TARGET_MODE_DEPENDENT_ADDRESS_P): Define. 2011-02-14 Nathan Froyd * config/stormy16/constraints.md: New file. * config/stormy16/predicates.md (nonimmediate_nonstack_operand): Use satisfies_constraint_Q and satisfies_constraint_R. * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p): Delete. (xstormy16_legitiamte_address_p): Declare. * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete. (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT): Delete. * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Un-staticize. (xstormy16_extra_constraint_p): Delete. 2011-02-14 Eric Botcazou PR tree-optimization/46494 * loop-unroll.c (split_edge_and_insert): Adjust comment. * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info. (pass_rtl_loop_done): Add TODO_verify_flow. * fwprop.c (pass_rtl_fwprop): Likewise. * modulo-sched.c (pass_sms): Likewise. * tree-ssa-dom.c (pass_dominator): Likewise. * tree-ssa-loop-ch.c (pass_ch): Likewise. * tree-ssa-loop.c (pass_complete_unrolli): Likewise. (pass_tree_loop_done): Likewise. * tree-ssa-pre.c (execute_pre): Likewise. * tree-ssa-reassoc.c (pass_reassoc): Likewise. * tree-ssa-sink.c (pass_sink_code): Likewise. * tree-vrp.c (pass_vrp): Likewise. 2011-02-14 Nathan Froyd * config/v850/constraints.md: New file. * config/v850/v850.md: Include it. * config/v850/predicates.md (reg_or_0_operand): Use satisfies_constraint_G. (special_symbolref_operand): Use satisfies_constraint_K. * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p. (GO_IF_LEGITIMATE_ADDRESS): Likewise. (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete. (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT): Delete. (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint. (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise. (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise. 2011-02-14 Anatoly Sokolov PR target/47696 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device description. 2011-02-14 Nathan Froyd * config/mcore/constraints.md: New file. * config/mcore/mcore.md: Include it. * config/mcore/mcore.c (reg_class_from_letter): Delete. * config/mcore/mcore.h (reg_class_from_letter): Delete. (REG_CLASS_FROM_LETTER): Delete. (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use insn_const_int_ok_for_constraint. (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise. (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise. (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT): Delete. 2011-02-14 Rainer Orth PR ada/41929 * config/sparc/sol2-unwind.h: Include , (IS_SIGHANDLER): Define. (sparc64_is_sighandler): New function, split off from sparc64_fallback_frame_state. (sparc_is_sighandler): New function, split off from sparc_fallback_frame_state. (sparc64_fallback_frame_state): Merge with ... (sparc_fallback_frame_state): ... this into ... (MD_FALLBACK_FRAME_STATE_FOR): ... this. Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save. Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk stack instead of hardcoded offsets. 2011-02-14 Andriy Gapon PR target/45808 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case. 2011-02-13 Ralf Wildenhues * configure: Regenerate. 2011-02-12 Joseph Myers PR driver/45731 * gcc.c (asm_options): Correct spec matching --target-help. 2011-02-12 Martin Jambor * tree-cfg.c (verify_gimple_call): Return true upon invalid argument to gimple call error. 2011-02-12 Mike Stump * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize comments in backslash regions. 2011-02-12 Mike Stump Jakub Jelinek Iain Sandoe PR target/47324 * dwarf2out.c (output_cfa_loc): When required, apply the DWARF2_FRAME_REG_OUT macro to adjust register numbers. (output_loc_sequence): Likewise. (output_loc_operands_raw): Likewise. (output_loc_sequence_raw): Likewise. (output_cfa_loc): Likewise. (output_loc_list): Suppress register number adjustment when calling output_loc_sequence() (output_die): Likewise. 2011-02-12 Anatoly Sokolov * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove macros. * config/xtensa/xtensa.c (xtensa_register_move_cost, xtensa_memory_move_cost): New functions. (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define. 2011-02-12 Alexandre Oliva PR lto/47225 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la in the current directory. * configure: Rebuilt. 2011-02-12 Iain Sandoe * config/darwin.c (darwin_override_options): Add a hunk missed from the commit of r168571. Trim comment line lengths and correct indents of the preceding block. 2011-02-12 Iain Sandoe * gcc.c (driver_handle_option): Concatenate the argument to -F with the switch. 2011-02-11 Joseph Myers * common.opt (nostartfiles): New Driver option. 2011-02-11 Xinliang David Li PR tree-optimization/47707 * tree-chrec.c (convert_affine_scev): Keep type precision. 2011-02-11 Eric Botcazou PR tree-optimization/47420 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX. 2011-02-11 Pat Haugen PR rtl-optimization/47614 * rtl.h (check_for_inc_dec): Declare. * dse.c (check_for_inc_dec): Externalize... * postreload.c (reload_cse_simplify): ...use it before deleting stmt. (reload_cse_simplify_operands): Don't simplify opnds with side effects. 2011-02-11 Joseph Myers PR driver/47678 * gcc.c (main): Do not compile inputs if there were errors in option handling. * opts-common.c (read_cmdline_option): Check for wrong language after other error checks. 2011-02-11 Nathan Froyd * cgraph.c: Fix comment typos. * cgraph.h: Likewise. * cgraphunit.c: Likewise. * ipa-cp.c: Likewise. * ipa-inline.c: Likewise. * ipa-prop.c: Likewise. * ipa-pure-const.c: Likewise. * ipa-ref.c: Likewise. * ipa-reference.c: Likewise. 2011-02-11 Jakub Jelinek PR debug/47684 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses. 2011-02-11 Rainer Orth PR testsuite/47400 * doc/sourcebuild.texi (Require Support): Document dg-require-ascii-locale. 2011-02-11 Mingjie Xing * doc/lto.texi (Write summary): Fix missing parentheses. 2011-02-10 DJ Delorie * config/m32c/m32c.c (m32c_option_override): Disable -fcombine-stack-adjustments until flag value tracking and compare optimization can be rewritten. 2011-02-10 Peter Bergner * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to PROCESSOR_POWER7. (PROCESSOR_DEFAULT64): Likewise. 2011-02-10 Richard Henderson * config/rx/predicates.md (rx_zs_comparison_operator): Revert change from 2011-02-03. * config/rx/rx.c (flags_from_code): Likewise. (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag is valid, n/pz otherwise. (rx_select_cc_mode): Return CCmode if Y is not zero. 2011-02-10 Richard Guenther * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8. 2011-02-10 Richard Guenther PR tree-optimization/47677 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps. 2011-02-10 Jakub Jelinek PR target/47665 * combine.c (make_compound_operation): Only change shifts into multiplication for SCALAR_INT_MODE_P. 2011-02-10 Jie Zhang PR testsuite/47622 Revert 2011-02-05 Jie Zhang PR debug/42631 * web.c (entry_register): Don't clobber the number of the first uninitialized reference in used[]. 2011-02-09 Richard Guenther PR tree-optimization/47664 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit all edges again. 2011-02-09 David Edelsohn PR target/46481 PR target/47032 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to PROCESSOR_POWER7. (PROCESSOR_DEFAULT64): Same. (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete. 2011-02-09 Rainer Orth * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define. 2011-02-09 Martin Jambor PR middle-end/45505 * tree-sra.c (struct access): New flags grp_scalar_read and grp_scalar_write. Changed description of assignment read and write flags. (dump_access): Dump new flags, reorder all of them. (sort_and_splice_var_accesses): Set the new flag accordingly, use them to detect multiple scalar reads. (analyze_access_subtree): Use the new scalar read write flags instead of the old flags. Adjusted comments. 2011-02-08 DJ Delorie PR target/47548 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim patterns. 2011-02-08 Joseph Myers * config/m68k/uclinux.opt: New. * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt. 2011-02-08 Joseph Myers * config/cris/elf.opt (sim): New Driver option. 2011-02-08 Joseph Myers * config/xtensa/elf.opt: New. * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt. 2011-02-08 Joseph Myers * config/vax/elf.opt: New. * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt. 2011-02-08 Joseph Myers * config/rs6000/aix64.opt (posix, pthread): New Driver options. 2011-02-08 Joseph Myers * config/gnu-user.opt: New. * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu, *-*-uclinux*): Use gnu-user.opt. 2011-02-08 Thomas Schwinge * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option. * config/i386/gnu.h (CPP_SPEC): Likewise. 2011-02-08 Ian Lance Taylor * common.opt (fcx-limited-range): Add SetByCombined flag. (ffinite-math-only, fmath-errno, frounding-math): Likewise. (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise. (fassociative-math, freciprocal-math): Likewise. (funsafe-math-optimizations): Likewise. * opth-gen.awk: Handle SetByCombined. * optc-gen.awk: Likewise. * opts.c (set_fast_math_flags): Don't override flag if set by frontend. (set_unsafe_math_optimizations_flags): Likewise. * doc/options.texi (Option properties): Document SetByCombined. 2011-02-08 Joseph Myers * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*, i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*, sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete. 2011-02-08 Sebastian Pop PR tree-optimization/46834 PR tree-optimization/46994 PR tree-optimization/46995 * graphite-sese-to-poly.c (used_outside_reduction): New. (detect_commutative_reduction): Call used_outside_reduction. (rewrite_commutative_reductions_out_of_ssa_close_phi): Call translate_scalar_reduction_to_array only when at least one loop-phi/close-phi tuple has been detected. 2011-02-08 Richard Guenther PR middle-end/47639 * tree-vect-generic.c (expand_vector_operations_1): Update stmts here ... (expand_vector_operations): ... not here. Cleanup EH info and the CFG if required. 2011-02-08 Richard Guenther PR tree-optimization/47641 * tree-ssa.c (execute_update_addresses_taken): For asm outputs require type compatibility. 2011-02-08 Andreas Krebbel * gimple-low.c (lower_function_body): Don't remove the location of the return statement here. (lower_gimple_return): Do it here instead but only if the return statement is actually used twice. 2011-02-08 Richard Guenther PR tree-optimization/47632 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove unused up_to_stmt parameter, return whether cfg-cleanup is necessary, remove EH info properly. (forward_propagate_into_gimple_cond): Adjust caller. (forward_propagate_into_cond): Likewise. (forward_propagate_comparison): Likewise. (tree_ssa_forward_propagate_single_use_vars): Make forward_propagate_comparison case similar to the two others. 2011-02-08 Nick Clifton * config/mn10300/mn10300.opt (mliw): New command line option. * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec. (liw_bundling): New automaton. (liw): New attribute. (liw_op): New attribute. (liw_op1, liw_op2, liw_both, liw_either): New reservations. (movsi_internal): Add LIW attributes. (andsi3): Likewise. (iorsi3): Likewise. (xorsi3): Likewise. (addsi3): Separate register and immediate alternatives. Add LIW attributes. (subsi3): Likewise. (cmpsi): Likewise. (aslsi3): Likewise. (lshrsi3): Likewise. (ashrsi3): Likewise. (liw): New pattern. * config/mn10300/mn10300.c (liw_op_names): New (mn10300_print_operand): Handle 'W' operand descriptor. (extract_bundle): New function. (check_liw_constraints): New function. (liw_candidate): New function. (mn10300_bundle_liw): New function. (mn10300_reorg): New function. (TARGET_MACHINE_DEPENDENT_REORG): Define. (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW. * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define __LIW__ or __NO_LIW__. * doc/invoke.texi: Describe the -mliw command line option. 2011-02-07 John David Anglin * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts. * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock, pthread_mutex_unlock): Remove. * config/pa/t-pa-hpux11: Remove rules to build pthread stubs. * config/pa/t-pa64: Likewise. * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against shared libc if not linking against libpthread. * config/pa/pa-hpux11.h (LIB_SPEC): Likewise. 2011-02-07 Iain Sandoe PR target/47558 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first on 10.6 and later to ensure that we always use the unwinder from the system. Only add -no_compact_unwind when tarteting darwin 10.6 or later. 2011-02-07 Steve Ellcey PR target/46997 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN. (vec_interleave_lowv2sf): Ditto. (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check. (vec_extract_oddv2sf): Ditto. 2011-02-07 Mike Stump PR target/42333 Add __ieee_divdc3 entry point. * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3 entry point. (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins. * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise. * config/darwin.c (darwin_rename_builtins): Add. * config/darwin-protos.h (darwin_rename_builtins): Add. 2011-02-07 Michael Meissner PR target/47636 * config/rs6000/rs6000.md (rsqrt2): Use the correct macro for the condition. 2011-02-07 Mike Stump * config/darwin.opt (mmacosx-version-min): Update default OS version. 2011-02-07 Denis Chertykov PR target/47534 * config/avr/libgcc.S (exit): Move .endfunc 2011-02-07 Richard Guenther PR tree-optimization/47615 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument. * tree-ssa-sccvn.c (default_vn_walk_kind): New global. (run_scc_vn): Initialize it. (visit_reference_op_load): Use it. * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE. 2011-02-07 Ulrich Weigand * config/spu/spu.c (spu_init_libfuncs): Install SImode and DImode trapping arithmetic libfuncs. 2011-02-07 Richard Guenther PR tree-optimization/47621 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from two duplicates ... (execute_update_addresses_taken): ... here. Make it more conservative in what we accept. 2011-02-06 Joseph Myers * config/sparc/freebsd.h (ASM_SPEC): Define. * config/sparc/vxworks.h (ASM_SPEC): Define. 2011-02-06 Joseph Myers * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}. 2011-02-06 Steven Bosscher * doc/invoke.texi: Remove reference to compiler internals from user documentation. * reg-notes.def: Remove REG_VALUE_PROFILE. * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE. 2011-02-05 Jakub Jelinek PR middle-end/47610 * varasm.c (default_section_type_flags): If decl is NULL, and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit. 2011-02-05 Jie Zhang PR debug/42631 * web.c (entry_register): Don't clobber the number of the first uninitialized reference in used[]. 2011-02-04 Sebastian Pop PR tree-optimization/46194 * tree-data-ref.c (analyze_miv_subscript): Remove comment. (build_classic_dist_vector_1): Do not represent classic distance vectors when the access functions are variating in different loops. 2011-02-04 Joseph Myers * config/mips/iris6.opt: New. * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt. 2011-02-04 Richard Henderson Steve Ellcey PR target/46997 * config/ia64/predicates.md (mux1_brcst_element): New. * config/ia64/ia64-protos.h (ia64_unpack_assemble): New. * config/ia64/ia64.c (ia64_unpack_assemble): New. (ia64_unpack_sign): New. (ia64_expand_unpack): Rewrite using new routines. (ia64_expand_widen_sum): Ditto. (ia64_expand_dot_prod_v8qi): Ditto. * config/ia64/vect.md (mulv8qi3): Rewrite to use new routines, add endian check. (pmpy2_even): Rename from pmpy2_r, add endian check. (pmpy2_odd): Rename from pmpy2_l, add endian check. (vec_widen_smult_lo_v4hi): Rewrite using new routines. (vec_widen_smult_hi_v4hi): Ditto. (vec_widen_umult_lo_v4hi): Ditto. (vec_widen_umult_hi_v4hi): Ditto. (mulv2si3): Change endian checks. (sdot_prodv4hi): Rewrite with new calls. (udot_prodv4hi): New. (vec_pack_ssat_v4hi): Add endian check. (vec_pack_usat_v4hi): Ditto. (vec_pack_ssat_v2si): Ditto. (max1_even): Rename from max1_r, add endian check. (max1_odd): Rename from max1_l, add endian check. (*mux1_rev): Format change. (*mux1_mix): Ditto. (*mux1_shuf): Ditto. (*mux1_alt): Ditto. (*mux1_brcst_v8qi): Use new predicate. (vec_extract_evenv8qi): Remove endian check. (vec_extract_oddv8qi): Ditto. (vec_interleave_lowv4hi): Format change. (vec_interleave_highv4hi): Ditto. (mix2_even): Rename from mix2_r, add endian check. (mix2_odd): Rename from mux2_l, add endian check. (*mux2): Fix mask setting for TARGET_BIG_ENDIAN. (vec_extract_evenodd_helper): Format change. (vec_extract_evenv4hi): Remove endian check. (vec_extract_oddv4hi): Remove endian check. (vec_interleave_lowv2si): Format change. (vec_interleave_highv2si): Format change. (vec_initv2si): Remove endian check. (vecinit_v2si): Add endian check. (reduc_splus_v2sf): Add endian check. (reduc_smax_v2sf): Ditto. (reduc_smin_v2sf): Ditto. (vec_initv2sf): Remove endian check. (fpack): Add endian check. (fswap): Add endian check. (vec_interleave_highv2sf): Add endian check. (vec_interleave_lowv2sf): Add endian check. (fmix_lr): Add endian check. (vec_setv2sf): Format change. (*vec_extractv2sf_0_be): Use shift to extract operand. (*vec_extractv2sf_1_be): New. (vec_pack_trunc_v4hi): Add endian check. (vec_pack_trunc_v2si): Format change. 2011-02-04 Jakub Jelinek PR inline-asm/23200 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't do bb, locus and block comparison and disallow loads if it is not set. (stmt_is_replaceable_p): New function. (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p callers. * expr.c (expand_expr_real_1) : If get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use SSA_NAME_DEF_STMT. * tree-flow.h (stmt_is_replaceable_p): New prototype. 2011-02-04 Joseph Myers * config/rs6000/xilinx.opt: New. * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt. 2011-02-04 Joseph Myers * config/mips/mips.opt (EB, EL, noasmopt): New Driver options. 2011-02-03 Anatoly Sokolov * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS, PREFERRED_OUTPUT_RELOAD_CLASS): Remove. * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class, secondary_reload_info, xtensa_secondary_reload): Remove. * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS, TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define. (xtensa_preferred_reload_class): Make static. Change return and 'rclass' argument type to reg_class_t. Remove 'isoutput' argument. Use CONST_DOUBLE_P predicate. (xtensa_preferred_output_reload_class): New function. (xtensa_secondary_reload): Make static. 2011-02-03 Joseph Myers * config/microblaze/microblaze.opt (Zxl-mode-bootstrap, Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel, Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options. 2011-02-03 Jakub Jelinek PR middle-end/31490 * output.h (SECTION_RELRO): Define. (SECTION_MACH_DEP): Adjust. (get_variable_section): New prototype. * varpool.c (varpool_finalize_named_section_flags): New function. (varpool_assemble_pending_decls): Call it. * cgraph.h (varpool_finalize_named_section_flags): New prototype. * cgraphunit.c (cgraph_output_in_order): Call varpool_finalize_named_section_flags. * varasm.c (get_section): Allow section flags conflicts between relro and read-only sections if the section hasn't been declared yet. Set SECTION_OVERRIDE after diagnosing section type conflict. (get_variable_section): No longer static. (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for readonly sections that need relocations. (decl_readonly_section_1): New function. (decl_readonly_section): Use it. Revert: 2010-11-17 Dinar Temirbulatov Steve Ellcey PR middle-end/31490 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask if section attribute used. 2011-02-03 Jakub Jelinek * config/darwin.h (SECTION_NO_ANCHOR): Remove. * config/darwin.c (SECTION_NO_ANCHOR): Define. (darwin_init_sections): Remove assertion. 2011-02-03 Nick Clifton * config/rx/predicates.md (rx_zs_comparison_operator): Remove lt and ge. * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode. * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes instead of "n" and "pz". (flags_from_code): LT and GE tests need CC_FLAG_O as well as CC_FLAG_S. 2011-02-03 Jakub Jelinek PR target/47312 * expr.c (expand_expr_real_2) : If target doesn't expand fma, expand FMA_EXPR as fma{,f,l} call. PR lto/47274 * lto-streamer-out.c (write_symbol): When writing kind and visibility, copy them into a unsigned char variable and pass address of it to lto_output_data_stream. PR target/47564 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx around backend_init_target and lang_dependent_init_target calls. * cgraphunit.c (cgraph_debug_gimple_stmt): New function. (verify_cgraph_node): Don't call set_cfun here. Use cgraph_debug_gimple_stmt instead of debug_gimple_stmt. Set error_found for incorrectly represented calls to thunks. 2011-02-03 Alexandre Oliva PR debug/43092 PR rtl-optimization/43494 * rtl.h (for_each_inc_dec_fn): New type. (for_each_inc_dec): Declare. * rtlanal.c (struct for_each_inc_dec_ops): New type. (for_each_inc_dec_find_inc_dec): New fn. (for_each_inc_dec_find_mem): New fn. (for_each_inc_dec): New fn. * dse.c (struct insn_size): Remove. (replace_inc_dec, replace_inc_dec_mem): Remove. (emit_inc_dec_insn_before): New fn. (check_for_inc_dec): Use it, along with for_each_inc_dec. (canon_address): Pass mem modes to cselib_lookup. * cselib.h (cselib_lookup): Add memmode argument. Adjust callers. (cselib_lookup_from_insn): Likewise. (cselib_subst_to_values): Likewise. * cselib.c (find_slot_memmode): New var. (cselib_find_slot): New fn. Use it instead of htab_find_slot_with_hash everywhere. (entry_and_rtx_equal_p): Use find_slot_memmode. (autoinc_split): New fn. (rtx_equal_for_cselib_p): Rename and implement in terms of... (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on. Deal with autoinc. Special-case recursion into MEMs. (cselib_hash_rtx): Likewise. (cselib_lookup_mem): Infer pmode from address mode. Distinguish address and MEM modes. (cselib_subst_to_values): Add memmode, pass it on. Deal with autoinc. (cselib_lookup): Add memmode argument, pass it on. (cselib_lookup_from_insn): Add memmode. (cselib_invalidate_rtx): Discard obsolete push_operand handling. (struct cselib_record_autoinc_data): New. (cselib_record_autoinc_cb): New fn. (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM mode to cselib_lookup. Reset autoinced REGs here instead of... (cselib_process_insn): ... here. * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode to cselib_lookup. (add_uses): Likewise, also to cselib_subst_to_values. (add_stores): Likewise. * sched-deps.c (add_insn_mem_dependence): Pass mode to cselib_subst_to_values. (sched_analyze_1, sched_analyze_2): Likewise. Adjusted. * gcse.c (do_local_cprop): Adjusted. * postreload.c (reload_cse_simplify_set): Adjusted. (reload_cse_simplify_operands): Adjusted. * sel-sched-dump (debug_mem_addr_value): Pass mode. 2011-02-03 Alexandre Oliva PR tree-optimization/45122 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make unsafe assumptions when there's more than one loop exit. 2011-02-02 Michael Meissner PR target/47272 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions): Document using vector double with the load/store builtins, and that the load/store builtins always use Altivec instructions. * config/rs6000/vector.md (vector_altivec_load_): New insns to use altivec memory instructions, even on VSX. (vector_altivec_store_): Ditto. * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New function. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add V2DF, V2DI support to load/store overloaded builtins. * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add altivec load/store builtins for V2DF/V2DI types. * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't set avoid indexed addresses on power6 if -maltivec. (altivec_expand_ld_builtin): Add V2DF, V2DI support, use vector_altivec_load/vector_altivec_store builtins. (altivec_expand_st_builtin): Ditto. (altivec_expand_builtin): Add VSX memory builtins. (rs6000_init_builtins): Add V2DI types to internal types. (altivec_init_builtins): Add support for V2DF/V2DI altivec load/store builtins. (rs6000_address_for_altivec): Insure memory address is appropriate for Altivec. * config/rs6000/vsx.md (vsx_load_): New expanders for vec_vsx_ld and vec_vsx_st. (vsx_store_): Ditto. * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type variables to hold long long types for VSX vector memory builtins. (RS6000_BTI_unsigned_long_long): Ditto. (long_long_integer_type_internal_node): Ditti. (long_long_unsigned_type_internal_node): Ditti. * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC. (altivec_lvx_): Make altivec_lvx use a mode iterator. (altivec_stvx_): Make altivec_stvx use a mode iterator. * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin short cuts. (vec_vsx_st): Ditto. 2011-02-02 Joseph Myers * config/pa/pa-hpux10.opt: New. * config/hpux11.opt (pthread): New Driver option. * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options. * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt. 2011-02-02 Joseph Myers * config/ia64/vms.opt: New. * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt. 2011-02-01 Michael Meissner PR target/47580 * config/rs6000/vsx.md (vsx_float2): Use gpc_reg_operand instead of vsx_register_operand to match rs6000.md generator functions. (vsx_floatuns2): Ditto. (vsx_fix_trunc2): Ditto. (vsx_fixuns_trunc2): Ditto. 2011-02-02 Joseph Myers * config/i386/djgpp.opt (posix): New Driver option. 2011-02-02 Gerald Pfeifer * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*): Move to the unsupported targets list. 2011-02-02 Peter Bergner PR rtl-optimization/47525 * df-scan.c: Update copyright years. (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE and non-clobber DF_REF_REG_DEF for calls to const and pure functions. 2011-02-02 Rainer Orth * config/i386/sysv4.h (TARGET_VERSION): Remove. (SUBTARGET_RETURN_IN_MEMORY): Remove. (ASM_OUTPUT_ASCII): Remove. * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef. 2011-02-02 Jeff Law PR middle-end/47543 * reload.c (find_reloads_address): Handle reg+d address where both components are invalid by reloading the entire address. 2011-02-02 Sebastian Pop Richard Guenther PR tree-optimization/40979 PR bootstrap/47044 * passes.c (init_optimization_passes): After LIM call copy_prop and DCE to clean up. * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func. 2011-02-02 Sebastian Pop PR tree-optimization/47576 PR tree-optimization/47555 * doc/invoke.texi (scev-max-expr-complexity): Documented. * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100. (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared. * tree-scalar-evolution.c (follow_ssa_edge): Use PARAM_SCEV_MAX_EXPR_COMPLEXITY. 2011-02-02 Richard Guenther PR tree-optimization/47566 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs. 2011-02-02 Alexandre Oliva PR debug/47106 PR debug/47402 * tree-inline.c (declare_return_variable): Remove unused caller variable. PR debug/47106 PR debug/47402 * tree-flow-inline.h (clear_is_used, is_used_p): New. * cfgexpand.c (account_used_vars_for_block): Use them. * tree-nrv.c (tree_nrv): Likewise. * tree-ssa-live.c (remove_unused_scope_block_p): Likewise. (dump_scope_block): Likewise. (remove_unused_locals): Likewise. PR debug/47106 PR debug/47402 * tree-inline.c (declare_return_variable): Add result decl to local decls only once. * gimple-low.c (record_vars_into): Mark newly-created variables as referenced. 2011-02-02 Alexandre Oliva PR debug/47498 PR debug/47501 PR debug/45136 PR debug/45130 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary debug insns. (no_real_insns_p, schedule_block, set_priorities): Drop special treatment of boundary debug insns. * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns. * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns. * sched-int.h (DEBUG_INSN_SCHED_P): Remove. (BOUNDARY_DEBUG_INSN_P): Likewise. (SCHEDULE_DEBUG_INSN_P): Likewise. * sched-rgn.c (init_ready_list): Drop special treatment of boundary debug insns. * final.c (rest_of_clean_state): Clear notes' BB. 2011-02-01 Joseph Myers * config/openbsd.opt (assert=): New Driver option. 2011-02-01 Joseph Myers * config/i386/nto.opt: New. * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt. 2011-02-01 Joseph Myers * config/i386/netware.opt: New. * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt. 2011-02-01 Joseph Myers * config/interix.opt (posix): New Driver option. 2011-02-01 DJ Delorie * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition. * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg class for A0/A1. 2011-02-01 Sebastian Pop PR tree-optimization/47561 * toplev.c (process_options): Print the Graphite flags. Add flag_loop_flatten to the list of options requiring Graphite. 2011-02-01 Joseph Myers * config/i386/cygming.opt (posix): New Driver option. 2011-02-01 Joseph Myers * config/arm/vxworks.opt: New. * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt. 2011-02-01 Joseph Myers * config/alpha/elf.opt: New. * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*, alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt. 2011-02-01 Richard Guenther PR tree-optimization/47559 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform store-motion on references that can throw. 2011-02-01 Bernd Schmidt * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB. * tree-pass.h (TDF_CSELIB): New macro. * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1, cselib_lookup): Check for it rather than for TDF_DETAILS. 2011-02-01 H.J. Lu PR driver/47547 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output is HOST_BIT_BUCKET. * opts.c (finish_options): Don't add x_aux_base_name if it is HOST_BIT_BUCKET. 2011-02-01 Richard Guenther PR tree-optimization/47555 Revert 2010-07-15 Sebastian Pop * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100. 2011-02-01 Sebastien Bourdeauducq PR gcc/46692 * config/lm32/t-lm32: Add multilib for all CPU options. 2011-02-01 Richard Guenther PR tree-optimization/47541 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make sure to have a field at offset zero. 2011-01-31 Joseph Myers * config/arc/arc.opt (EB, EL): New Driver options. 2011-01-31 Joseph Myers * config/alpha/osf5.opt: New. * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt. 2011-01-31 Joseph Myers * config/vms/vms.opt (map, mvms-return-codes): New Driver options. 2011-01-31 Sebastian Pop * common.opt (ftree-loop-linear): Use Alias to make it an alias of -floop-interchange. * invoke.texi (-ftree-loop-linear): Make it clear that this flag is an alias of -floop-interchange and that it requires the Graphite infrastructure. * tree-ssa-loop.c (gate_graphite_transforms): Do not set flag_loop_interchange based on the value of flag_tree_loop_linear. 2011-01-31 Jakub Jelinek Richard Guenther PR tree-optimization/47538 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use type instead of r1type, except for comparisons. For right shifts and comparisons punt if there are mismatches in sizetype vs. non-sizetype types. 2011-01-31 Rainer Orth * doc/sourcebuild.texi (Effective-Target Keywords): Document avx_runtime. 2011-01-31 Rainer Orth * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld version number. * configure: Regenerate. 2011-01-31 Rainer Orth * configure.ac (gcc_cv_ld_static_option): Define. (gcc_cv_ld_dynamic_option): Define. (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive instead. (HAVE_LD_STATIC_DYNAMIC): Update message. (LD_STATIC_OPTION): Define. (LD_DYNAMIC_OPTION): Define. * configure: Regenerate. * config.in: Regenerate. * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS && HAVE_LD_STATIC_DYNAMIC]: Use them. 2011-01-31 Nick Clifton * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered registers inside interrupt handlers if the handler is not a leaf function. 2011-01-31 Nick Clifton * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for reg_renumber returning an INVALID_REGNUM. 2011-01-31 Alexandre Oliva PR libgcj/44341 * doc/install.texi: Document host options discarded when cross configuring target libraries. 2011-01-31 Alexandre Oliva Reverted: 2011-01-25 Alexandre Oliva PR debug/45136 PR debug/45130 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary debug insns. (no_real_insns_p, schedule_block, set_priorities): Drop special treatment of boundary debug insns. * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns. * sched-ebb.c (schedule_ebbs): Don't skip debug insns. * sched-int.h (DEBUG_INSN_SCHED_P): Remove. (BOUNDARY_DEBUG_INSN_P): Likewise. (SCHEDULE_DEBUG_INSN_P): Likewise. * sched-rgn.c (init_ready_list): Drop special treatment of boundary debug insns. * final.c (rest_of_clean-state): Clear notes' BB. 2011-01-31 Alan Modra * config/rs6000/rs6000.c (print_operand): Rearrange addends in toc relative expressions as we do in print_operand_address. 2011-01-30 Kazu Hirata * doc/extend.texi: Follow spelling conventions. * doc/invoke.texi: Fix a typo. 2011-01-30 Joseph Myers * config/hpux11.opt: New. * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*, ia64*-*-hpux*): Use hpux11.opt. 2011-01-30 Jonathan Yong * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules to tmake_file. 2011-01-30 Gerald Pfeifer * doc/install.texi (hppa-hp-hpux10): Remove references to HP support sites. 2011-01-30 Gerald Pfeifer * doc/install.texi (Binaries): Remove outdated reference for Motorola 68HC11/68HC12 downloads. 2011-01-30 Gerald Pfeifer * doc/extend.texi (Thread-Local): Adjust reference to Ulrich Drepper's paper. 2011-01-29 Jonathan Wakely PR bootstrap/47147 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as used by NetBSD. 2011-01-28 Ahmad Sharif * value-prof.c (check_counter): Corrected error message. 2011-01-29 Jie Zhang * config/arm/arm.c (arm_legitimize_reload_address): New. * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use arm_legitimize_reload_address. * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare. 2011-01-28 Ian Lance Taylor * godump.c (go_define): Ignore macros whose definitions include two adjacent operands. 2011-01-28 Jakub Jelinek PR target/42894 * varasm.c (force_const_mem): Store copy of x in desc->constant instead of x itself. * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst itself into REG_EQUAL note. 2011-01-28 Joseph Myers * config/freebsd.opt (posix, rdynamic): New Driver options. 2011-01-28 Rainer Orth * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports -Bstatic/-Bdynamic. * configure: Regenerate. 2011-01-27 Joseph Myers * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile. * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile. 2011-01-27 Anatoly Sokolov * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove. * config/s390/s390-protos.h (s390_preferred_reload_class): Remove. * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define. (s390_preferred_reload_class): Make static. Change return and 'rclass' argument type to reg_class_t. 2011-01-27 Jan Hubicka PR middle-end/46949 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute. (process_function_and_variable_attributes): Check defined weakrefs. 2011-01-27 Martin Jambor PR tree-optimization/47228 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of build_ref_for_offset. 2011-01-27 Ulrich Weigand * config/spu/spu-elf.h (ASM_SPEC): Remove. 2011-01-26 Mikael Pettersson PR rtl-optimization/46856 * postreload.c (reload_combine_recognize_const_pattern): Do not separate cc0 setter and user on cc0 targets. 2011-01-26 Nicola Pero PR c/43082 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are passed a VOID_TYPE expression, immediately emit an error and return error_mark_node. 2011-01-26 Jeff Law PR rtl-optimization/47464 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p rather than may_trap_p as needed. 2011-01-26 DJ Delorie PR rtl-optimization/46878 * combine.c (insn_a_feeds_b): Check for the implicit cc0 setter/user dependency as well. 2011-01-26 Eric Botcazou PR rtl-optimization/44469 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too after removing trivially dead basic blocks. 2011-01-26 Joseph Myers * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}. * config/frv/frv.h (LINK_SPEC): Likewise. * config/i386/netware.h (LINK_SPEC): Likewise. * config/m68k/linux.h (ASM_SPEC): Likewise. * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise. * config/rs6000/sysv4.h (LINK_SPEC): Likewise. * config/rs6000/vxworks.h (ASM_SPEC): Likewise. * config/sparc/linux.h (ASM_SPEC): Likewise. * config/sparc/linux64.h (ASM_SPEC): Likewise. * config/sparc/sp-elf.h (ASM_SPEC): Likewise. 2011-01-26 Joseph Myers * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}. * config/frv/frv.h (ASM_SPEC): Likewise. * config/m68k/linux.h (ASM_SPEC): Likewise. * config/pa/pa-linux.h (ASM_SPEC): Likewise. * config/rs6000/linux64.h (ASM_SPEC): Likewise. * config/rs6000/vxworks.h (ASM_SPEC): Likewise. * config/sparc/linux.h (ASM_SPEC): Likewise. * config/sparc/linux64.h (ASM_SPEC): Likewise. * config/sparc/sp-elf.h (ASM_SPEC): Likewise. 2011-01-26 Joseph Myers * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}. * config/frv/frv.h (LINK_SPEC): Likewise. * config/rs6000/sysv4.h (LINK_SPEC): Likewise. 2011-01-26 Joseph Myers * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}. * config/frv/frv.h (ASM_SPEC): Likewise. * config/i386/sol2-10.h (ASM_SPEC): Likewise. * config/m68k/linux.h (ASM_SPEC): Likewise. * config/pa/pa-linux.h (ASM_SPEC): Likewise. * config/rs6000/linux64.h (ASM_SPEC32): Likewise. * config/rs6000/vxworks.h (ASM_SPEC): Likewise. * config/sol2.h (ASM_SPEC): Remove comment about -Yd,. * config/sparc/linux.h (ASM_SPEC): Likewise. * config/sparc/linux64.h (ASM_SPEC): Likewise. * config/sparc/sp-elf.h (ASM_SPEC): Likewise. * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}. 2011-01-26 Steve Ellcey PR target/46997 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN. (*mux2): Ditto. (vec_extract_evenodd_help): Ditto. (vec_extract_evenv4hi): Ditto. (vec_extract_oddv4hi): Ditto. (vec_interleave_lowv2si): Ditto. (vec_interleave_highv2si): Ditto. (vec_extract_evenv2si): Ditto. (vec_extract_oddv2si: Ditto. (vec_pack_trunc_v2si): Ditto. 2011-01-22 Jan Hubicka PR target/47237 * cgraph.h (cgraph_local_info): New field can_change_signature. * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee signature can change. (ipcp_estimate_growth): Call sequence simplify only if calle signature can change. (ipcp_insert_stage): Only compute args_to_skip if signature can change. (cgraph_function_versioning): We can not change signature of functions that don't allow that. * lto-cgraph.c (lto_output_node): Stream local.can_change_signature. (lto_input_node): Likewise. * ipa-inline.c (compute_inline_parameters): Compute local.can_change_signature. * ipa-split.c (visit_bb): Never split away APPLY_ARGS. * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on functions that can not change signature. * i386.c (ix86_function_regparm, ix86_function_sseregparm, init_cumulative_args): Do not use local calling conventions for functions that can not change signature. 2011-01-22 Jan Hubicka * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk. 2011-01-26 Richard Guenther PR tree-optimization/47190 * cgraphunit.c (process_common_attributes): New function. (process_function_and_variable_attributes): Use it. 2011-01-26 Richard Guenther PR lto/47423 * cgraphbuild.c (record_eh_tables): Record reference to personality function. 2011-01-26 Alexandre Oliva PR debug/45454 * sel-sched.c (moveup_expr): Don't let debug insns prevent non-debug insns from moving up. 2011-01-26 Dave Korn PR target/40125 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable t-dlldir{,-x} fragment for build and add it to tmake_file. (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise. * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc. * config/i386/t-dlldir: New file. (SHLIB_DLLDIR): Define. * config/i386/t-dlldir-x: New file. (SHLIB_DLLDIR): Define. * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set. (SHLIB_INSTALL): Use it. 2011-01-26 Chung-Lin Tang PR target/47246 * config/arm/arm.c (thumb2_legitimate_index_p): Change the lower bound of the allowed Thumb-2 coprocessor load/store index range to -256. Add explaining comment. 2011-01-25 Ian Lance Taylor * godump.c (go_define): Improve lexing of macro expansion to only accept expressions which match Go spec. 2011-01-26 Dave Korn PR c++/43601 * tree.c (handle_dll_attribute): Handle it. * doc/extend.texi (@item dllexport): Mention it. * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it. 2011-01-25 Ian Lance Taylor PR tree-optimization/26854 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl. (decl_jump_unsafe): Move higher in file, with no other change. (bind): Set has_jump_unsafe_decl if appropriate. (update_label_decls): Test has_jump_unsafe_decl to avoid loop. (check_earlier_gotos): Likewise. (c_check_switch_jump_warnings): Likewise. 2011-01-25 Jonathan Wakely * doc/invoke.texi (Warning Options): Add missing hyphen. (-fprofile-dir): Minor grammatical fixes. (-fbranch-probabilities): Likewise. 2011-01-25 Alexandre Oliva PR debug/45136 PR debug/45130 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary debug insns. (no_real_insns_p, schedule_block, set_priorities): Drop special treatment of boundary debug insns. * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns. * sched-ebb.c (schedule_ebbs): Don't skip debug insns. * sched-int.h (DEBUG_INSN_SCHED_P): Remove. (BOUNDARY_DEBUG_INSN_P): Likewise. (SCHEDULE_DEBUG_INSN_P): Likewise. * sched-rgn.c (init_ready_list): Drop special treatment of boundary debug insns. * final.c (rest_of_clean-state): Clear notes' BB. 2011-01-25 Sebastian Pop * Makefile.in (LAMBDA_H): Removed. (TREE_DATA_REF_H): Remove dependence on LAMBDA_H. (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o, lambda-trans.o, and tree-loop-linear.o. (lto-symtab.o): Remove dependence on LAMBDA_H. (tree-loop-linear.o): Remove rule. (lambda-mat.o): Same. (lambda-trans.o): Same. (lambda-code.o): Same. (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H. (tree-vect-slp.o): Same. * hwint.h (gcd): Moved here. (least_common_multiple): Same. * lambda-code.c: Removed. * lambda-mat.c: Removed. * lambda-trans.c: Removed. * lambda.h: Removed. * tree-loop-linear.c: Removed. * lto-symtab.c: Do not include lambda.h. * omega.c (gcd): Removed. * passes.c (init_optimization_passes): Remove pass_linear_transform. * tree-data-ref.c (print_lambda_vector): Moved here. (lambda_vector_copy): Same. (lambda_matrix_copy): Same. (lambda_matrix_id): Same. (lambda_vector_first_nz): Same. (lambda_matrix_row_add): Same. (lambda_matrix_row_exchange): Same. (lambda_vector_mult_const): Same. (lambda_vector_negate): Same. (lambda_matrix_row_negate): Same. (lambda_vector_equal): Same. (lambda_matrix_right_hermite): Same. * tree-data-ref.h: Do not include lambda.h. (lambda_vector): Moved here. (lambda_matrix): Same. (dependence_level): Same. (lambda_transform_legal_p): Removed declaration. (lambda_collect_parameters): Same. (lambda_compute_access_matrices): Same. (lambda_vector_gcd): Same. (lambda_vector_new): Same. (lambda_vector_clear): Same. (lambda_vector_lexico_pos): Same. (lambda_vector_zerop): Same. (lambda_matrix_new): Same. * tree-flow.h (least_common_multiple): Removed declaration. * tree-parloops.c (lambda_trans_matrix): Moved here. (LTM_MATRIX): Same. (LTM_ROWSIZE): Same. (LTM_COLSIZE): Same. (LTM_DENOMINATOR): Same. (lambda_trans_matrix_new): Same. (lambda_matrix_vector_mult): Same. (lambda_transform_legal_p): Same. * tree-pass.h (pass_linear_transform): Removed declaration. * tree-ssa-loop.c (tree_linear_transform): Removed. (gate_tree_linear_transform): Removed. (pass_linear_transform): Removed. (gate_graphite_transforms): Make flag_tree_loop_linear an alias of flag_loop_interchange. 2011-01-25 Jakub Jelinek PR tree-optimization/47265 PR tree-optimization/47443 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false if name still has some uses. 2011-01-25 Martin Jambor PR tree-optimization/47382 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed. (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call. 2011-01-25 Joel Sherrill * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to sjlj_except_unwind_info. 2011-01-25 Richard Guenther PR tree-optimization/47426 * tree-ssa-structalias.c (ipa_pta_execute): Make externally visible functions results escape. 2011-01-25 Jakub Jelinek PR target/45701 * config/arm/arm.c (any_sibcall_uses_r3): New function. (arm_get_frame_offsets): Use it. 2011-01-25 Sebastian Pop Jakub Jelinek PR tree-optimization/47271 * tree-if-conv.c (bb_postdominates_preds): New. (if_convertible_bb_p): Call bb_postdominates_preds. (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS. (predicate_scalar_phi): Call bb_postdominates_preds. 2011-01-25 Nick Clifton * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types. * config/rx/rx.c (rx_function_value): Likewise. (rx_promote_function_mode): Likewise. (gen_safe_add): Place an outsized immediate value inside an UNSPEC in order to make it legitimate. * config/rx/rx.md (adddi3_internal): If the second operand is a MEM make sure that the first operand is the same as the result register. (addsi3_unspec): Delete. (subdi3): Do not accept immediate operands. (subdi3_internal): Likewise. 2011-01-25 Jeff Law PR rtl-optimization/37273 * ira-costs.c (scan_one_insn): Detect constants living in memory and handle them like argument loads from stack slots. Do not double count memory for memory constants and argument loads from stack slots. 2011-01-25 Jakub Jelinek PR tree-optimization/47427 PR tree-optimization/47428 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't coalesce if the new root var would be TREE_READONLY. 2011-01-25 Richard Guenther PR middle-end/47414 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the correct type for TBAA. 2011-01-25 Sebastian Pop * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New. (close_phi_written_to_memory): Call for_each_index with dr_indices_valid_in_loop. 2011-01-25 Sebastian Pop * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN when it is initialized. 2011-01-25 Sebastian Pop * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update call to graphite_find_data_references_in_stmt. * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New. (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update call to graphite_find_data_references_in_stmt. (analyze_drs_in_stmts): Same. * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop in which the scalar analysis of indices is performed. (create_data_ref): Same. Update call to dr_analyze_indices. (find_data_references_in_stmt): Update call to create_data_ref. (graphite_find_data_references_in_stmt): Same. * tree-data-ref.h (graphite_find_data_references_in_stmt): Update declaration. (create_data_ref): Same. * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update call to create_data_ref. 2011-01-25 Sebastian Pop * graphite-sese-to-poly.c (build_poly_scop): Move rewrite_commutative_reductions_out_of_ssa before find_scop_parameters. 2011-01-25 Sebastian Pop * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow VAR_DECL, PARM_DECL, and RESULT_DECL. 2011-01-25 Sebastian Pop * graphite-dependences.c (reduction_dr_1): Allow several reductions in a reduction PBB. * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs that have already been marked as PBB_IS_REDUCTION. 2011-01-25 Sebastian Pop * graphite-scop-detection.c (same_close_phi_node): New. (remove_duplicate_close_phi): New. (make_close_phi_nodes_unique): New. (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique. 2011-01-25 Sebastian Pop * graphite-dependences.c (new_poly_ddr): Call same_pdr_p. * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE of both data references to be the same. 2011-01-25 Sebastian Pop * graphite-dependences.c (build_lexicographical_constraint): Remove the gdim parameter. (build_lexicographical_constraint): Adjust call to ppl_powerset_is_empty. (dependence_polyhedron): Same. (graphite_legal_transform_dr): Same. (graphite_carried_dependence_level_k): Same. * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params parameter. * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration. 2011-01-25 Sebastian Pop * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr. (close_phi_written_to_memory): New. (translate_scalar_reduction_to_array): Call close_phi_written_to_memory and unshare_expr. 2011-01-25 Sebastian Pop * doc/install.texi: Update the expected version number of PPL to 0.11. * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under #if PPL_VERSION_MINOR < 11. 2011-01-25 Sebastian Pop * graphite-dependences.c: Include graphite-cloog-util.h. (new_poly_ddr): Inlined into dependence_polyhedron. (free_poly_ddr): Moved close by new_poly_ddr. (dependence_polyhedron_1): Renamed dependence_polyhedron. Early return NULL when ppl_powerset_is_empty returns true. (dependence_polyhedron): Renamed new_poly_ddr. Call only once poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty. (graphite_legal_transform_dr): Call new_poly_ddr. (graphite_carried_dependence_level_k): Same. (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr. (dot_transformed_deps_stmt_1): Removed. (dot_deps_stmt_1): Call dot_deps_stmt_2. (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr. (dot_deps_1): Call dot_deps_2. * Makefile.in (graphite-dependences.o): Add missing dependence on graphite-cloog-util.h. 2011-01-25 Sebastian Pop * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty. (build_lexicographical_constraint): Same. (dependence_polyhedron_1): Same. (graphite_legal_transform_dr): Same. (graphite_carried_dependence_level_k): Same. * graphite-ppl.c (ppl_powerset_is_empty): New. * graphite-ppl.h (ppl_powerset_is_empty): Declared. * tree-data-ref.c (dump_data_reference): Print the basic block index. 2011-01-25 Sebastian Pop * graphite-dependences.c (build_pairwise_scheduling): Correctly compute the "a followed by b" relation and document it. 2011-01-25 Sebastian Pop * graphite-dependences.c (build_lexicographical_constraint): Stop the iteration when the bag of constraints is empty. 2011-01-25 Sebastian Pop * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work. 2011-01-25 Sebastian Pop * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop nest and two loop depths as parameters. (lst_try_interchange_loops): Call lst_interchange_profitable_p after lst_perfect_nestify. 2011-01-25 Sebastian Pop * graphite-dependences.c (print_pddr): Call ppl_io_fprint_Pointset_Powerset_C_Polyhedron. 2011-01-25 Sebastian Pop * graphite-ppl.c (debug_gmp_value): New. * graphite-ppl.h (debug_gmp_value): Declared. 2011-01-25 Tobias Grosser * doc/install.texi: Document availability of cloog-0.16. 2011-01-25 Vladimir Kargov * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free invalid postdominance info. 2011-01-24 Jan Hubicka PR c/21659 * doc/extend.texi (weak pragma): Drop claim that it must appear before definition. * varasm.c (merge_weak, declare_weak): Only sanity check that DECL is not output at a time it is declared weak. 2011-01-24 Kenneth Zadeck * machmode.def: Fixed comments. 2011-01-24 Kai Tietz * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t. 2011-01-24 Paul Koning * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN != WORDS_BIG_ENDIAN. 2011-01-24 H.J. Lu PR target/46519 * config/i386/i386.c: Include sbitmap.h and fibheap.h. (block_info): Add scanned and prev. (move_or_delete_vzeroupper_2): Return if the basic block has been scanned and the upper 128bit state is unchanged from the last scan. (move_or_delete_vzeroupper_1): Return true if the exit state is changed. (move_or_delete_vzeroupper): Visit basic blocks using the work-list based algorithm based on vt_find_locations in var-tracking.c. * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H). 2011-01-24 Nick Clifton * config/v850/v850.opt (mv850es): New option - alias for -mv850e1. * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified then define __v850e1__. * doc/invoke.texi: Document -mv850es. 2011-01-24 Richard Henderson * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept compound unordered comparisons. * config/rx/rx.c (rx_split_fp_compare): Remove. * config/rx/rx-protos.h: Update. * config/rx/rx.md (gcc_conds, rx_conds): Remove. (cbranchsf4): Don't call rx_split_fp_compare. (*cbranchsf4): Use rx_split_cbranch. (*cmpsf): Don't accept "i" constraint. (*conditional_branch): Only valid after reload. (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare. 2011-01-24 Michael Meissner PR target/47385 * config/rs6000/altivec.md (vector constant splitters): Add support for creating vector single precision constants if -mvsx is used and we would create the constant using Altivec primitives. 2011-01-23 Bernd Schmidt Richard Sandiford PR rtl-optimization/47166 * reload1.c (emit_reload_insns): Disable the spill_reg_store mechanism for PRE_MODIFY and POST_MODIFY. (inc_for_reload): For PRE_MODIFY, return the insn that sets the reloadreg. 2011-01-23 Andreas Schwab * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers. 2011-01-22 Jan Hubicka PR lto/47333 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto. 2011-01-22 Jan Hubicka PR tree-optimization/43884 PR lto/44334 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base. * doc/invoke.texi (hot-bb-frequency-fraction): Update docs. 2011-01-22 Anatoly Sokolov * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove. * config/s390/s390.c (s390_register_move_cost, s390_memory_move_cost): New. (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define. 2011-01-22 Ulrich Weigand PR middle-end/47401 * except.c (sjlj_assign_call_site_values): Move setting the crtl->uses_eh_lsda flag to ... (sjlj_mark_call_sites): ... here. (sjlj_emit_function_enter): Support NULL dispatch label. (sjlj_build_landing_pads): In a function with no landing pads that still has must-not-throw regions, generate code to register a personality function with empty LSDA. 2011-01-21 Richard Henderson * config/rx/rx.c (TARGET_FLAGS_REGNUM): New. * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New. * compare-elim.c: New file. * Makefile.in (OBJS-common): Add it. (compare-elim.o): New. * common.opt (fcompare-elim): New. * opts.c (default_options_table): Add OPT_fcompare_elim. * tree-pass.h (pass_compare_elim_after_reload): New. * passes.c (init_optimization_passes): Add it. * recog.h: Protect against re-inclusion. * target.def (TARGET_FLAGS_REGNUM): New POD hook. * doc/invoke.texi (-fcompare-elim): Document it. * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it. * doc/tm.texi: Rebuild. 2011-01-22 Nick Clifton * config/rx/rx.md (cstoresf4): Pass comparison operator to rx_split_fp_compare. 2011-01-22 Nick Clifton * config/rx/rx.md (UNSPEC_CONST): New. (deallocate_and_return): Wrap the amount popped off the stack in an UNSPEC_CONST in order to stop it being rejected by -mmax-constant-size. (pop_and_return): Add a "(return)" rtx. (call): Drop the immediate operand. (call_internal): Likewise. (call_value): Likewise. (call_value_internal): Likewise. (sibcall_internal): Likewise. (sibcall_value_internal): Likewise. (sibcall): Likewise. Generate an explicit call using sibcall_internal. (sibcall_value): Likewise. (mov<>): FAIL if a constant operand is not legitimate. (addsi3_unpsec): New pattern. * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs. (ok_for_max_constant): New function. (gen_safe_add): New function. (rx_expand_prologue): Use gen_safe_add. (rx_expand_epilogue): Likewise. (rx_is_legitimate_constant): Use ok_for_max_constant. Handle UNSPEC CONSTs. 2011-01-21 Jeff Law PR tree-optimization/47053 * tree-ssa-dse.c (need_eh_cleanup): New bitmap. (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when statements are deleted. (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP is nonempty, then purge dead edges and cleanup the CFG. 2011-01-21 Alexandre Oliva PR debug/47402 Temporarily revert: 2011-01-21 Alexandre Oliva PR debug/47106 * tree-dfa.c (create_var_ann): Mark variable as used. 2011-01-21 Jakub Jelinek PR middle-end/45566 * except.c (convert_to_eh_region_ranges): Emit queued no-region notes from other section in hot/cold partitioning even if last_action is -3. Increment call_site_base. PR rtl-optimization/47366 * fwprop.c (forward_propagate_into): Return bool. If any changes are made, -fnon-call-exceptions is used and REG_EH_REGION note is present, call purge_dead_edges and return true if it purged anything. (fwprop_addr): Adjust callers, call cleanup_cfg (0) if any EH edges were purged. 2011-01-21 Jeff Law PR rtl-optimization/41619 * caller-save.c (setup_save_areas): Break out code to determine which hard regs are live across calls by examining the reload chains so that it is always used. Eliminate code which checked REG_N_CALLS_CROSSED. 2011-01-21 Jakub Jelinek PR tree-optimization/47355 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if NOP has non-debug uses beyond PHIs in new_bb. 2011-01-21 Alexandre Oliva PR debug/47106 * cfgexpand.c (account_used_vars_for_block): Only account vars that are annotated as used. (estimated_stack_frame_size): Don't set TREE_USED. * tree-dfa.c (create_var_ann): Mark variable as used. 2011-01-21 Richard Guenther PR middle-end/47395 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name. 2011-01-21 Richard Guenther PR tree-optimization/47365 * tree-ssa-sccvn.h (vn_lookup_kind): Declare. (vn_reference_lookup_pieces): Adjust. (vn_reference_lookup): Likewise. * tree-ssa-sccvn.c (vn_walk_kind): New static global. (vn_reference_lookup_3): Only look through kills if in VN_WALKREWRITE mode. (vn_reference_lookup_pieces): Adjust. (vn_reference_lookup): Likewise. (visit_reference_op_load): Likewise. (visit_reference_op_store): Likewise. * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode. (compute_avail): Likewise. (eliminate): Likewise. 2011-01-21 Jakub Jelinek * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove DECL_IGNORED_P non-reg vars if they are used. PR tree-optimization/47391 * varpool.c (const_value_known_p): Return false if decl is volatile. 2011-01-21 Kai Tietz PR bootstrap/47215 * config/i386/i386.c (ix86_local_alignment): Handle case for va_list_type_node is nil. (ix86_canonical_va_list_type): Likewise. 2011-01-21 Alan Modra * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__. 2011-01-20 Ramana Radhakrishnan * config/arm/arm.md (define_attr type): Rename f_load and f_store to f_fpa_load and f_fpa_store. Update. (write_conflict): Deal with rename fallout. (*push_fp_multi): Likewise. * config/arm/fpa.md (f_load): Use f_fpa_load. (f_store): Use f_fpa_store. (*movsf_fpa): Likewise. (*movdf_fpa): Likewise. (*movxf_fpa): Likewise. (*thumb2_movsf_fpa): Likewise. (*thumb2_movdf_fpa): Likewise. (*thumb2_movxf_fpa): Likewise. * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to f_loadd and f_stored. (*thumb2_movdi_vfp): Likewise. (*thumb2_movsf_vfp): Fix attribute to f_loads. (*thumb2_movsi_vfp): Likewise. * config/arm/cortex-m4-fpu.md (cortex_m4_f_load): Use f_loads instead of f_load. * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load. 2011-01-20 Anatoly Sokolov * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove. * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove. * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define. (xtensa_mode_dependent_address_p): New function. (constantpool_address_p): Make static. Change return type to bool. Change argument type to const_rtx. Use CONST_INT_P predicate. 2011-01-20 Alexandre Oliva PR debug/46583 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls. 2011-01-20 Jakub Jelinek PR debug/47283 * cfgexpand.c (expand_debug_expr): Instead of generating (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF etc. handling. 2011-01-20 Richard Guenther PR middle-end/47370 * tree-inline.c (remap_gimple_op_r): Recurse manually for the pointer operand of MEM_REFs. 2011-01-20 Jakub Jelinek PR tree-optimization/46130 * ipa-split.c (consider_split): If return_bb contains non-virtual PHIs other than for retval or if split_function would not adjust it, refuse to split. 2011-01-20 Richard Guenther PR tree-optimization/47167 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Revert previous change, only avoid enumeral type changes. 2011-01-19 Mike Stump * doc/tm.texi.in (BRANCH_COST): Englishify. * doc/tm.texi (BRANCH_COST): Likewise. 2011-01-19 Dodji Seketeli PR c++/47291 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen) (gen_scheduled_generic_parms_dies): New functions. (gen_struct_or_union_type_die): Schedule template parameters DIEs generation for the end of CU compilation. (dwarf2out_finish): Generate template parameters DIEs here. 2011-01-19 Alexandre Oliva PR debug/46240 * tree-into-ssa.c (maybe_register_def): Do not attempt to add debug bind stmt on merge edges. 2011-01-19 Alexandre Oliva PR debug/47079 PR debug/46724 * function.c (instantiate_expr): Instantiate incoming rtl of implicit arguments, and recurse on VALUE_EXPRs. (instantiate_decls): Instantiate rtl and VALUE_EXPR of result. * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx. 2011-01-19 Alexandre Oliva * c-parser.c (c_parser_for_statement): Initialize collection_expression. 2011-01-19 Joseph Myers * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}. 2011-01-19 Joseph Myers * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove. (LINK_SHLIB_SPEC): Don't use %(link_path). (SUBTARGET_EXTRA_SPECS): Remove link_path. 2011-01-19 Joseph Myers * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional. (NO_SHARED_LIB_SUPPORT): Remove. (LINK_SHLIB_SPEC): Remove one conditional definition. 2011-01-19 Joseph Myers * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared} %{call_shared}. * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}. * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}. * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared} %{call_shared} and conditionals on these options not being passed. * config/mips/sde.h (LINK_SPEC): Remove %{non_shared} %{call_shared}. 2011-01-19 Jakub Jelinek * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge, simplify. * ipa-split.c: Spelling fixes. 2011-01-19 Richard Henderson * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand. (*mulsi3): Likewise. * longlong.h [__mn10300__] (count_leading_zeros): New. [__mn10300__] (umul_ppmm, smul_ppmm): New. [__mn10300__] (add_ssaaaa, subddmmss): New. [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New. [__mn10300__] (UMUL_TIME, UDIV_TIME): New. 2011-01-19 Ulrich Weigand * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case. 2011-01-19 Richard Henderson * config/mn10300/mn10300.md (addsi3_flags): New. (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New. (subsi3_flags, subc_internal, subdi3): New. (subdi3_internal, *subdi3_degenerate): New. * config/mn10300/predicates.md (reg_or_am33_const_operand): New. * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New. (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn. (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn. (return_ret): Likewise. Rename from return_internal_regs. (return_internal): Remove. * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove. (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL. (mn10300_legitimate_constant_p): Likewise. (mn10300_can_use_return_insn): Use mn10300_initial_offset. (mn10300_frame_size): New. (mn10300_expand_prologue): Use it. (mn10300_expand_epilogue): Likewise. (mn10300_initial_offset): Likewise. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove. * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove. (prologue, epilogue, return_internal): Tidy output code. (mn10300_store_multiple_operation, return): Likewise. (int_label, pop_pic_reg, GOTaddr2picreg): Remove. (am33_loadPC, mn10300_loadPC, call_next_insn): Remove. (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove. (load_pic, am33_load_pic): New. (mn10300_load_pic0, mn10300_load_pic1): New. * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes. * config/mn10300/mn10300.c (CC_FLAG_Z): New. (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New. (cc_flags_for_mode, cc_flags_for_code): New. (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the overflow flag is not valid. Validate that the flags we need for the comparison are valid. (mn10300_output_cmp): Remove. (mn10300_output_add): New. (mn10300_select_cc_mode): Use cc_flags_for_code. (mn10300_split_cbranch): New. (mn10300_match_ccmode): New. (mn10300_split_and_operand_count): New. * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments to the function. * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge... (addsi3): ... here. Use mn10300_output_add. (*addsi3_flags): New. (*am33_subsi3, *mn10300_subsi3): Merge... (subsi3): ... here. Use attribute isa. (*subsi3_flags): New. (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC when possible. (*am33_andsi3, *mn10300_andsi3): Merge... (andsi3): ... here. (*andsi3_flags): New. (andsi3 splitters): New. (*am33_iorsi3, *mn10300_iorsi3): Merge... (iorsi3): ... here. (*iorsi3_flags): New. (*am33_xorsi3, *mn10300_xorsi3): Merge... (xorsi3): ... here. (*xorsi3_flags): New. (*am33_cmpsi2, *mn10300_cmplsi2): Merge... (one_cmplsi2): ... here. (*one_cmplsi2_flags): New. (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r" instead of "dax" in constraints. Use mn10300_split_cbranch. (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not use matching constraints to eliminate a self-comparison. (*integer_conditional_branch): Rename from integer_conditional_branch. Use int_mode_flags to match CC_REG. (*cbranchsi4_btst, *btstsi): New. (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use mn10300_split_cbranch. (*am33_cmpsf): Rename from am33_cmpsf. (*float_conditional_branch): Rename from float_conditional_branch. (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge... (zero_extendqisi2): ... here. (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge... (zero_extendhisi2): ... here. (*extendqisi2_am33, *extendqisi2_mn10300): Merge... (extendqisi2): ... here. (*extendhisi2_am33, *extendhisi2_mn10300): Merge... (extendhisi2): ... here. (*am33_ashlsi3, *mn10300_ashlsi3): Merge... (ashlsi3): ... here. (*am33_lshrsi3, *mn10300_lshrsi3): Merge... (lshrsi3): ... here. (*am33_ashrisi3, *mn10300_ashrsi3): Merge... (ashrsi3): ... here. (consecutive add peephole): Remove. * config/mn10300/predicates.md (label_ref_operand): New. (int_mode_flags): New. (CCZN_comparison_operator): New. * config/mn10300/mn10300.md (UNSPEC_EXT): New. (throughput_42_latency_43): New reservation. (mulsidi3, umulsidi3): New expanders. (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose the MDR register to allocation; separately allocate the low and high parts of the DImode result. (umulsidi3_internal): Similarly. (*am33_mulsi3, *mn10300_mulsi3): Merge into ... (*mulsi3): ... here. Clobber MDR as a scratch as necessary. (udivsi3, umodsi3): Remove. (udivmodsi4, divmodsi4): New expanders. (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly. (*divmodsi4): Simiarly. (ext_internal): New. * config/mn10300/constraints.md ("z"): New constraint. * config/mn10300/mn10300.h (MDR_REGNUM): Remove. (FIXED_REGISTERS): Don't fix MDR. (CALL_USED_REGSITERS): Reformat nicely. (REG_ALLOC_ORDER): Add MDR. (enum regclass): Add MDR_REGS. (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match. (IRA_COVER_CLASSES): Add MDR_REGS. (REGNO_REG_CLASS): Handle MDR_REG. * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS. (mn10300_register_move_cost): Likewise. * config/mn10300/mn10300.md (MDR_REG): New. (*movsi_internal): Handle moves to/from MDR_REGS. * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle POST_MODIFY. (mn10300_secondary_reload): Tidy combination reload classes. (mn10300_legitimate_address_p): Allow post-modify and reg+reg addresses for AM33. Allow symbolic offsets for reg+imm. (mn10300_regno_in_class_p): New. (mn10300_legitimize_reload_address): New. * config/mn10300/mn10300.h (enum reg_class): Remove DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS, SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add SP_OR_GENERAL_REGS. (REG_CLASS_NAMES): Update to match. (REG_CLASS_CONTENTS): Likewise. (INDEX_REG_CLASS): Use GENERAL_REGS for AM33. (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33. (REGNO_IN_RANGE_P): Remove. (REGNO_DATA_P): Use mn10300_regno_in_class_p. (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise. (REGNO_STRICT_OK_FOR_BASE_P): Likewise. (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise. (REGNO_STRICT_OK_FOR_INDEX_P): Likewise. (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove. (REGNO_GENERAL_P): New. (HAVE_POST_MODIFY_DISP): New. (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New. (LEGITIMIZE_RELOAD_ADDRESS): New. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow DATA_REGS for AM33 stack-pointer destination. (mn10300_preferred_output_reload_class): Likewise. (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class into a form appropriate for ... (TARGET_SECONDARY_RELOAD): New. * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from reload_insi; use the "A" constraint for the scratch; handle AM33 moves of sp to non-address registers. * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into (*movqi_internal): ... here. (*am33_movhi, *mn10300_movhi): Merge into... (*movhi_internal): ... here. (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A" as the source/destination of moves from/to SP. (movsf): Only allow for AM33-2. (*movsf_internal): Use "r" instead of "dax"; use "F" instead of any integer constant constraint. Only allow for AM33-2. Tidy all of the alternative outputs. (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove. (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow for MN103. (udivsi3, umodsi3): New patterns for MN103 only. 2011-01-19 Joern Rennecke * doc/tm.texi.in: Spell out that a lack of register class unions can lead to ICEs. * doc/tm.texi: Regenerate. 2011-01-19 Jakub Jelinek PR rtl-optimization/47337 * dce.c (check_argument_store): New function. (find_call_stack_args): Ignore debug insns. Use check_argument_store. PR tree-optimization/47290 * tree-eh.c (infinite_empty_loop_p): New function. (cleanup_empty_eh): Use it. 2011-01-18 Steve Ellcey PR target/46997 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN. (a64_expand_widen_sum): Ditto. * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN. (vec_extract_evenodd_help): Ditto. (vec_extract_evenv4hi): Ditto. (vec_extract_oddv4hi): Ditto. (vec_extract_evenv2si): Ditto. (vec_extract_oddv2si): Ditto. (vec_extract_evenv2sf): Ditto. (vec_extract_oddv2sf): Ditto. (vec_pack_trunc_v4hi: Ditto. (vec_pack_trunc_v2si): Ditto. (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN. (vec_interleave_highv8qi): Ditto. (mix1_r): Ditto. (vec_extract_oddv8qi): Ditto. (vec_interleave_lowv4hi): Ditto. (vec_interleave_highv4hi): Ditto. (vec_interleave_lowv2si): Ditto. (vec_interleave_highv2si): Ditto. 2011-01-18 John David Anglin * doc/extend.texi: Mention __float128 support on hppa HP-UX. * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1. * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h". (pa_c_mode_for_suffix): New. (TARGET_EXPAND_BUILTIN): Define. (TARGET_C_MODE_FOR_SUFFIX): Define. (pa_builtins): Define. (pa_init_builtins): Register __float128 type and init new support builtins. * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined. * config/pa/quadlib.c (_U_Qfcopysign): New. 2011-01-18 Eric Botcazou PR middle-end/46894 * explow.c (allocate_dynamic_stack_space): Do not assume more than BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET are defined. 2011-01-18 Ulrich Weigand PR tree-optimization/47179 * config/spu/spu.c (spu_ref_may_alias_errno): New function. (TARGET_REF_MAY_ALIAS_ERRNO): Define. 2011-01-18 Richard Guenther PR rtl-optimization/47216 * emit-rtl.c: Include tree-flow.h. (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead of replicating it with different semantics. * Makefile.in (emit-rtl.o): Adjust. 2011-01-18 Ramana Radhakrishnan * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include. (cortex_a9_dp): Handle neon types correctly. 2011-01-18 Jakub Jelinek PR rtl-optimization/47299 * expr.c (expand_expr_real_2) : Don't use subtarget. Use normal multiplication if both operands are constants. * expmed.c (expand_widening_mult): Don't try to optimize constant multiplication if op0 has VOIDmode. Convert op1 constant to mode before using it. 2011-01-17 Ralf Wildenhues * doc/lto.texi (LTO): Ensure two spaces after period. Fix spacing after 'e.g.', typos, comma, hyphenation. 2011-01-17 Richard Henderson * config/rx/predicates.md (rx_constshift_operand): Use match_test. (rx_restricted_mem_operand): New. (rx_shift_operand): Use register_operand. (rx_source_operand, rx_compare_operand): Likewise. * config/rx/rx.md (addsi3_flags): New expander. (adddi3): Rewrite as expander. (adc_internal, *adc_flags, adddi3_internal): New patterns. (subsi3_flags): New expander. (subdi3): Rewrite as expander. (sbb_internal, *sbb_flags, subdi3_internal): New patterns. * config/rx/rx.c (RX_BUILTIN_SAT): Remove. (rx_init_builtins): Remove sat builtin. (rx_expand_builtin): Likewise. * config/rx/rx.md (ssaddsi3): New. (*sat): Rename from sat. Represent the CC_REG input. * config/rx/predicates.md (rshift_operator): New. * config/rx/rx.c (rx_expand_insv): Remove. * config/rx/rx-protos.h: Update. * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift operand to the canonical position. (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly. (*bitclr, *bitclr_in_memory): Similarly. (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New. (insv): Retain the zero_extract in the expansion. * config/rx/rx.md (bswapsi2): Use = not + for output reload. (bswaphi2, bitinvert, revw): Likewise. * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET. (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise. * config/rx/rx.md (pop_and_return): Use VOIDmode for SET. (stack_push, stack_pushm, stack_pop, stack_popm): Likewise. (bitset, bitset_in_memory): Likewise. (bitinvert, bitinvert_in_memory): Likewise. (bitclr, bitclr_in_memory): Likewise. (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise. (rx_strend, rx_cmpstrn): Likewise. (rx_setmem): Likewise. Make the source BLKmode to match the dest. (bitop peep2 patterns): Remove. * config/rx/rx.c (rx_match_ccmode): New. * config/rx/rx-protos.h: Update. * config/rx/rx.md (abssi2): Clobber, don't set flags. (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise. (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise. (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise. (fix_truncsfsi2, floatsisf2): Likewise. (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New. (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New. (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New. (*subsi3_flags, *xorsi3_flags): New. * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns. * config/rx/rx.c (rx_print_operand): Remove workaround for unsplit comparison operations. * config/rx/rx.md (movsicc): Split after reload. (*movsicc): Merge *movsieq and *movsine via match_operator. (*stcc): New pattern. * config/rx/rx.c (rx_float_compare_mode): Remove. * config/rx/rx.h (rx_float_compare_mode): Remove. * config/rx/rx.md (cstoresi4): Split after reload. (*sccc): New pattern. * config/rx/predicates.md (label_ref_operand): New. (rx_z_comparison_operator): New. (rx_zs_comparison_operator): New. (rx_fp_comparison_operator): New. * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes. Validate that the flags are set properly for the comparison. (rx_gen_cond_branch_template): Remove. (rx_cc_modes_compatible): Remove. (mode_from_flags): New. (flags_from_code): Rename from flags_needed_for_conditional. (rx_cc_modes_compatible): Re-write in terms of flags_from_mode. (rx_select_cc_mode): Likewise. (rx_split_fp_compare): New. (rx_split_cbranch): New. * config/rx/rx.md (most_cond, zs_cond): Remove iterators. (*cbranchsi4): Use match_operator and rx_split_cbranch. (*cbranchsf4): Similarly. (*cbranchsi4_tst): Rename from *tstbranchsi4_. Use match_operator and rx_split_cbranch. (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and tstbranchsi4m_ne. Use match_operator and rx_split_cbranch. (*cmpsi): Rename from cmpsi. (*tstsi): Rename from tstsi. (*cmpsf): Rename from cmpsf; use CC_Fmode. (*conditional_branch): Rename from conditional_branch. (*reveresed_conditional_branch): Remove. (b): Remove expander. * config/rx/rx-protos.h: Update. * config/rx/rx.c (rx_compare_redundant): Remove. * config/rx/rx.md (cmpsi): Don't use it. * config/rx/rx-protos.h: Update. * config/rx/rx-modes.def (CC_F): New mode. * config/rx/rx.c (rx_select_cc_mode): New. * config/rx/rx.h (SELECT_CC_MODE): Use it. * config/rx/rx-protos.h: Update. 2011-01-17 Richard Henderson * except.c (dump_eh_tree): Fix stray ; after for statement. 2011-01-17 Richard Guenther PR tree-optimization/47313 * tree-inline.c (tree_function_versioning): Move DECL_RESULT handling before copying the body. Properly deal with by-reference result in SSA form. 2011-01-17 Ian Lance Taylor PR target/47219 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define. (struct_value_alias_set): Don't define. (sparc_option_override): Don't set sparc_sr_alias_set and struct_value_alias_set. (save_or_restore_regs): Use gen_frame_mem rather than calling set_mem_alias_set. (sparc_struct_value_rtx): Likewise. 2011-01-17 H.J. Lu PR target/47318 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i. (_mm_maskstore_pd): Likewise. (_mm_maskload_ps): Likewise. (_mm_maskstore_ps): Likewise. (_mm256_maskload_pd): Change mask to __m256i. (_mm256_maskstore_pd): Likewise. (_mm256_maskload_ps): Likewise. (_mm256_maskstore_ps): Likewise. * config/i386/i386-builtin-types.def: Updated. (ix86_expand_special_args_builtin): Likewise. * config/i386/i386.c (bdesc_special_args): Update __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps, __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256, __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps, __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256. * config/i386/sse.md (avx_maskload): Use on mask register. (avx_maskstore): Likewise. 2011-01-17 Olivier Hainque Michael Haubenwallner Eric Botcazou PR target/46655 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only if <= USHRT_MAX in 32-bit mode. 2011-01-17 Ralf Wildenhues * doc/install.texi (Configuration, Specific): Wrap long lines in examples. Allow line wrapping in long options and URLs where beneficial for PDF output. 2011-01-16 Richard Sandiford * config/mips/mips.c (mips_classify_symbol): Don't return SYMBOL_PC_RELATIVE for nonlocal labels. 2011-01-15 Eric Botcazou * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo. 2011-01-15 Jan Hubicka PR tree-optimization/47276 * ipa.c (function_and_variable_visibility): Do not try to mark alias declarations as needed. 2011-01-15 Martin Jambor * common.opt (fdevirtualize): New flag. * doc/invoke.texi (Option Summary): Document it. * opts.c (default_options_table): Add devirtualize flag. * ipa-prop.c (detect_type_change): Return immediately if devirtualize flag is not set. (detect_type_change_ssa): Likewise. (compute_known_type_jump_func): Likewise. (ipa_analyze_virtual_call_uses): Likewise. 2011-01-14 Martin Jambor PR tree-optimization/45934 PR tree-optimization/46302 * ipa-prop.c (type_change_info): New type. (stmt_may_be_vtbl_ptr_store): New function. (check_stmt_for_type_change): Likewise. (detect_type_change): Likewise. (detect_type_change_ssa): Likewise. (compute_complex_assign_jump_func): Check for dynamic type change. (compute_complex_ancestor_jump_func): Likewise. (compute_known_type_jump_func): Likewise. (compute_scalar_jump_functions): Likewise. (ipa_analyze_virtual_call_uses): Likewise. (ipa_analyze_node): Push and pop cfun, set current_function_decl. 2011-01-14 Joseph Myers * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5. * config/i386/i386.opt (msse5): New Alias. 2011-01-14 Joseph Myers * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}. * config/sparc/linux64.h (CC1_SPEC): Likewise. * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise. * config/sparc/sparc.h (CC1_SPEC): Likewise. 2011-01-14 Joseph Myers * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of -mcpu options. * config/sparc/linux64.h (CC1_SPEC): Likewise. * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise. * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise. * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC): Likewise. * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8. 2011-01-14 Joseph Myers * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi. 2011-01-14 Mike Stump * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set. * config/fr30/fr30.md: Likweise (movsi_push): Likewise. (movsi_pop): Likewise. (enter_func): Likewise. * config/moxie/moxie.md (movsi_push): Likewise. (movsi_pop): Likewise. 2011-01-14 Joseph Myers * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum} %{no_archive} %{exact_version}. * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}. * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum} %{no_archive} %{exact_version}. * config/mips/openbsd.h (LINK_SPEC): Likewise. * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}. * config/mips/vxworks.h: Likewise. 2011-01-14 Joseph Myers * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}. 2011-01-14 Joseph Myers * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC, ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove. 2011-01-14 Joseph Myers * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not -nodefaultlib. 2011-01-14 Joseph Myers * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu not cpu. * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu not cpu. (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options. Don't handle -shlib. 2011-01-14 Joseph Myers * config/avr/avr.h (CPP_SPEC): Don't handle -posix. (CC1_SPEC): Don't handle -profile. 2011-01-14 Joseph Myers * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec. * config/mips/mips.h (CC1_SPEC): Likewise. 2011-01-14 Joseph Myers * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }. * config/mips/mips.h (CC1_SPEC): Likewise. 2011-01-14 Joseph Myers * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional. * config/m32r/linux.h (LINK_SPEC): Likewise. * config/mips/linux.h (LINK_SPEC): Likewise. * config/mips/linux64.h (LINK_SPEC): Likewise. * config/sparc/linux.h (LINK_SPEC): Likewise. * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC, LINK_SPEC): Likewise. * config/xtensa/linux.h (LINK_SPEC): Likewise. 2011-01-14 Joseph Myers * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{version:-v}. * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise. 2011-01-14 Joseph Myers * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}. * config/sparc/sp64-elf.h (ASM_SPEC): Likewise. 2011-01-14 Joseph Myers * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}. 2011-01-14 Rainer Orth * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always supports -Bstatic/-Bdynamic. * configure: Regenerate. 2011-01-14 Jan Hubicka Jack Howarth PR target/46037 * config/darwin.c (darwin_override_options): Honor flag_gtoggle when checking debug_info_level. Test write_symbols instead of debug_hooks->var_location when setting flag_var_tracking_uninit. 2011-01-14 Richard Guenther PR tree-optimization/47179 * target.def (ref_may_alias_errno): New target hook. * targhooks.h (default_ref_may_alias_errno): Declare. * targhooks.c: Include tree-ssa-alias.h and tree-flow.h. (default_ref_may_alias_errno): New function. * target.h (struct ao_ref_s): Declare. * tree-ssa-alias.c: Include target.h. (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook. * Makefile.in (tree-ssa-alias.o): Adjust dependencies. (targhooks.o): Likewise. * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document. * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation. 2011-01-14 Richard Guenther * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER. 2011-01-14 Richard Guenther PR tree-optimization/47280 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and return CFG changes. (tree_ssa_forward_propagate_single_use_vars): Deal with CFG changes from associate_plusminus. 2011-01-14 Richard Guenther PR middle-end/47281 Revert 2011-01-11 Richard Guenther PR tree-optimization/46076 * tree-ssa.c (useless_type_conversion_p): Conversions from unprototyped to empty argument list function types are useless. 2011-01-14 Richard Guenther PR tree-optimization/47286 * tree-ssa-structalias.c (new_var_info): Register variables are global. 2011-01-14 Martin Jambor PR middle-end/46823 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge. 2011-01-13 Anatoly Sokolov * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE, LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros. * config/xtensa/xtensa.c (xtensa_libcall_value, xtensa_function_value_regno_p): New functions. (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. 2011-01-13 Kai Tietz PR c++/47213 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY): PE specific hook. * config/i386/i386-protos.h (i386_pe_assemble_visibility): New function prototype. * config/i386/winnt.c (i386_pe_assemble_visibility): Warn only if attribute was specified by user. 2011-01-13 Michael Meissner PR target/47251 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware floating point. (floatunsdidf2_fcfidu): Ditto. 2011-01-13 Andreas Krebbel * config/s390/s390.c (print_operand_address): Replace 'error' with 'output_operand_lossage'. (print_operand): Likewise. 2011-01-13 Jeff Law PR rtl-optimization/39077 * doc/invoke.texi (max-gcse-insertion-ratio): Document. * params.h (MAX_GCSE_INSERTION_RATIO): Define. * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define. * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps. * gcse.c (prune_insertions_deletions): New function. (compute_pre_data): Use it. 2011-01-13 Dodji Seketeli PR debug/PR46973 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New static function. (prune_unused_types_mark): Use it. 2011-01-13 Andrey Belevantsev PR rtl-optimization/45352 * sel-sched.c: Update copyright years. (reset_sched_cycles_in_current_ebb): Also recheck the DFA state in the advancing loop when we have issued issue_rate insns. 2011-01-12 Richard Henderson * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New. (TARGET_MD_ASM_CLOBBERS): New. * config/mn10300/mn10300.c (mn10300_delegitimize_address): New. (TARGET_DELEGITIMIZE_ADDRESS): New. * config/mn10300/mn10300.md (UNSPEC_BSCH): New. (clzsi2, *bsch): New patterns. * config/mn10300/mn10300.md (INT): New mode iterator. (*mov_clr): New pattern, and peep2 to generate it. * config/mn10300/mn10300.c (mn10300_option_override): Force enable flag_split_wide_types. * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove. (mn10300_trampoline_init): Rewrite without a template, an immediate load and a direct branch. * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16. 2011-01-12 Anatoly Sokolov * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove. * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove. * config/s390/s390.c (s390_output_addr_const_extra): Make static. (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define. 2011-01-12 Kai Tietz PR debug/47209 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT of type. 2011-01-12 Jan Hubicka PR driver/47244 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used. (PLUGIN_COND_CLOSE): New macro. (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE. 2011-01-12 Richard Guenther PR lto/47259 * lto-streamer-out.c (output_gimple_stmt): Do not wrap register variables in a MEM_REF. 2011-01-12 Joseph Myers * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*, crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*, hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu, ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*, m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*, mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*, s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*, sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*, am33_2.0-*-linux*): Use gnu-user.h before linux.h. * config/gnu-user.h: New. Copied from linux.h. (LINUX_TARGET_STARTFILE_SPEC): Rename to GNU_USER_TARGET_STARTFILE_SPEC. (LINUX_TARGET_ENDFILE_SPEC): Rename to GNU_USER_TARGET_ENDFILE_SPEC. (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC. (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC. (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC, LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64, BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32, BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64, TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove. * config/arm/linux-eabi.h (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC. (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC. (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC. (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF, LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC, LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC, CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC, LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove. 2011-01-12 Richard Guenther PR other/46946 * doc/invoke.texi (ffast-math): Document it is turned on with -Ofast. 2011-01-12 Jan Hubicka PR tree-optimization/47233 * opts.c (common_handle_option): Disable ipa-reference with profile feedback. 2011-01-12 Nicola Pero * c-parser.c (c_parser_objc_at_property_declaration): Improved error message. 2011-01-12 Nicola Pero * c-parser.c (c_lex_one_token): Updated and reindented some comments. No changes in code. 2011-01-11 Ian Lance Taylor * godump.c (go_output_var): Don't output the variable if there is already a type with the same name. 2011-01-11 Ian Lance Taylor * godump.c (go_format_type): Don't generate float80. 2011-01-11 Richard Henderson * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward declaration. Rewrite for both speed and size. (mn10300_address_cost_1): Remove. (mn10300_register_move_cost): New. (mn10300_memory_move_cost): New. (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare, extensions, shifts, BSWAP, CLZ. (mn10300_wide_const_load_uses_clr): Remove. (TARGET_REGISTER_MOVE_COST): New. (TARGET_MEMORY_MOVE_COST): New. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove. * config/mn10300/constraints.md ("R", "T"): Remove constraints. * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.md (movsi_internal): Don't use "R". (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove. (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove. (*test_int_bitfield, *test_byte_bitfield): Remove. (*bit_test, *subreg_bit_test): Remove. * config/mn10300/predicates.md (const_8bit_operand): Remove. * config/mn10300/constraints.md ("c"): Rename from "A". ("A", "D"): New constraint letters. * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint. (fmssf4, fnmasf4, fnmssf4): Likewise. * config/mn10300/mn10300.md (isa): New attribute. (enabled): New attribute. * config/mn10300/mn10300.md (absdf2, negdf2): Remove. (abssf2, negsf2): Define only for hardware fp. (sqrtsf2): Reformat. (addsf3, subsf3, mulsf3): Merge expander and insn. * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New. (DEBUGGER_AUTO_OFFSET): Remove. (DEBUGGER_ARG_OFFSET): Remove. * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static. Emit register stores with the same offsets as the hardware. (mn10300_store_multiple_operation): Don't check that the register save offsets are monotonic. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete. * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define in terms of the value on the stack, not the MDR register. 2011-01-11 Jan Hubicka PR lto/45721 PR lto/45375 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c (symbol_alias_set_destroy, symbol_alias_set_contains, propagate_aliases_backward): Declare. * lto-streamer-out.c (struct sets): New sturcture. (trivally_defined_alias): New function. (output_alias_pair_p): Rewrite. (output_unreferenced_globals): Fix output of alias pairs. (produce_symtab): Likewise. * ipa.c (function_and_variable_visibility): Set weak alias destination as needed in lto. * varasm.c (symbol_alias_set_t): Remove. (symbol_alias_set_destroy): Export. (propagate_aliases_forward, propagate_aliases_backward): New functions based on ... (compute_visible_aliases): ... this one; remove. (trivially_visible_alias): New (trivially_defined_alias): New. (remove_unreachable_alias_pairs): Rewrite. (finish_aliases_1): Reorganize code checking if alias is defined. * passes.c (rest_of_decl_compilation): Do not call assemble_alias when in LTO mode. 2011-01-11 Richard Guenther PR tree-optimization/46076 * tree-ssa.c (useless_type_conversion_p): Conversions from unprototyped to empty argument list function types are useless. 2011-01-11 Richard Guenther PR middle-end/45235 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark volatile MEMs as MEM_READONLY_P. 2011-01-11 Richard Guenther PR tree-optimization/47239 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs. 2011-01-11 Jeff Law PR tree-optimization/47086 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record IVs from statements that might throw. 2011-01-10 Jan Hubicka PR lto/45375 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check. 2011-01-10 Jan Hubicka PR lto/45375 * profile.c (read_profile_edge_counts): Ignore profile inconistency when correcting profile. 2011-01-10 Jan Hubicka PR lto/46083 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store DECL_FINI_PRIORITY. * lto-streamer-in.c (unpack_ts_function_decl_value_fields): Restore DECL_FINI_PRIORITY. 2011-01-10 Ralf Wildenhues * doc/gimple.texi: Fix quoting of multi-word return values in @deftypefn statements. Ensure presence of return value. Wrap overlong @deftypefn lines. (is_gimple_operand, is_gimple_min_invariant_address): Remove descriptions of removed functions. * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting of multi-word return value in @deftypefn statement. 2011-01-10 Ralf Wildenhues * doc/gimple.texi (Temporaries, Operands, Compound Lvalues) (Conditional Expressions, Logical Operators) (Statement and operand traversals): Do not indent smallexample code. Fix duplicate function argument in example. 2011-01-10 Jeff Law PR tree-optimization/47141 * ipa-split.c (split_function): Handle case where we are returning a value and the return block has a virtual operand phi. 2011-01-10 Jan Hubicka PR tree-optimization/47234 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO. (pass_feedback_split_functions): Declare. * passes.c (init_optimization_passes): Add ipa-split as subpass of tree-profile. * ipa-split.c (gate_split_functions): Update comments; disable split-functions for profile_arc_flag and branch_probabilities. (gate_feedback_split_functions): New function. (execute_feedback_split_functions): New function. (pass_feedback_split_functions): New global var. 2011-01-10 H.J. Lu PR lto/46760 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before calling gimple_call_set_cannot_inline. 2011-01-10 Iain Sandoe * config/darwin-sections.def: Remove unused section. 2011-01-10 Dave Korn PR c++/47218 * cgraphunit.c (assemble_thunk): Call resolve_unique_section. 2011-01-09 Nicola Pero PR objc/47232 * c-parser.c (c_parser_declaration_or_fndef): Improved error message. 2011-01-09 Kai Tietz * config/i386/winnt.c (i386_pe_start_function): Make sure to switch back to function's section. 2011-01-09 Iain Sandoe PR gcc/46902 PR testsuite/46912 * plugin.c: Move include of dlfcn.h from here... * system.h: ... to here. 2011-01-09 Ralf Wildenhues * doc/cpp.texi (C++ Named Operators): Fix markup for header file name. * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid two extra empty pages in PDF output. 2011-01-08 Nicola Pero PR objc/47078 * c-parser.c (c_parser_objc_type_name): If the type is unknown, for error recovery purposes behave as if it was not specified so that the default type is usd. 2011-01-07 Jan Hubicka PR tree-optmization/46469 * ipa.c (function_and_variable_visibility): Clear needed flags on nodes with external decls; handle weakrefs merging correctly. 2011-01-07 Joseph Myers * opts.c (finish_options): Set opts->x_flag_opts_finished to true, not false. 2011-01-07 Jan Hubicka * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults and no longer claim that gold is required for linker plugin. * configure: Regenerate. * gcc.c (PLUGIN_COND): New macro. (LINK_COMMAND_SPEC): Use it. (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set. * config.in (HAVE_LTO_PLUGIN): New. * configure.ac (--with-lto-plugin): New parameter; autodetect HAVE_LTO_PLUGIN. 2011-01-07 Jan Hubicka PR tree-optimization/46367 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only when we can update original. (cgraph_mark_inline_edge): Sanity check. * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check. 2011-01-07 Ulrich Weigand * config/spu/spu.h (ASM_COMMENT_START): Define. 2011-01-07 H.J. Lu PR driver/42445 * gcc.c (%>S): New. (SWITCH_KEEP_FOR_GCC): Likewise. (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC. (do_spec_1): Handle "%>". * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>". 2011-01-07 Jakub Jelinek PR target/47201 * config/i386/i386.c (ix86_delegitimize_address): If simplify_gen_subreg fails, return orig_x. PR bootstrap/47187 * value-prof.c (gimple_stringop_fixed_value): Handle lhs of the call properly. 2011-01-07 Jan Hubicka PR lto/45375 * lto-opt.c (lto_reissue_options): Set flag_shlib. 2011-01-07 Iain Sandoe * target.def (function_switched_text_sections): New hook. * doc/tm.texi: Regenerated. * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New. * final.c (default_function_switched_text_sections): New. (final_scan_insn): Call function_switched_text_sections when a mid-function section change occurs. * output.h (default_function_switched_text_sections): Declare. * config/darwin-protos.h (darwin_function_switched_text_sections): Likewise. * config/darwin.c (darwin_function_switched_text_sections): New. * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New. 2011-01-07 Iain Sandoe * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for DWARF >= 3. Add pubnames for the primary section and a reduced DIE for the secondary code fragment when outputting for DWARF == 2. 2011-01-07 Anatoly Sokolov * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove. * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra): Remove. * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static. (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define. 2011-01-06 Eric Botcazou PR debug/46704 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only when it is not empty. 2011-01-06 Changpeng Fang Bobcat Enablement * config.gcc (i[34567]86-*-linux* | ...): Add btver1. (case ${target}): Add btver1. * config/i386/driver-i386.c (host_detect_local_cpu): Let -march=native recognize btver1 processors. * config/i386/i386-c.c (ix86_target_macros_internal): Add btver1 def_and_undef * config/i386/i386.c (struct processor_costs btver1_cost): New btver1 cost table. (m_BTVER1): New definition. (m_AMD_MULTIPLE): Includes m_BTVER1. (initial_ix86_tune_features): Add btver1 tune. (processor_target_table): Add btver1 entry. (static const char *const cpu_names): Add btver1 entry. (software_prefetching_beneficial_p): Add btver1. (ix86_option_override_internal): Add btver1 instruction sets. (ix86_issue_rate): Add btver1. (ix86_adjust_cost): Add btver1. * config/i386/i386.h (TARGET_BTVER1): New definition. (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1. (enum processor_type): Add PROCESSOR_BTVER1. * config/i386/i386.md (define_attr "cpu"): Add btver1. 2011-01-06 Rainer Orth PR target/43309 * config/i386/i386.c (legitimize_tls_address) : Handle TARGET_64BIT && TARGET_SUN_TLS. * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare. (tls_initial_exec_64_sun): New pattern. 2011-01-06 Gerald Pfeifer * doc/invoke.texi (Overall Options): Improve wording and markup of the description of -wrapper. 2011-01-06 Joseph Myers * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads, rdynamic, threads): New Driver options. 2011-01-06 Rainer Orth PR target/38118 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss if coming from .tdata. * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise. 2011-01-06 Jan Hubicka PR lto/47188 * collect2.c (main): Do not enable LTOmode when plugin is active. 2011-01-06 Rainer Orth PR other/45915 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd --version output if supported. * configure: Regenerate. 2011-01-06 Joseph Myers * config/linux-android.opt (tno-android-cc, tno-android-ld): New Driver options. 2011-01-06 Jakub Jelinek PR c/47150 * c-convert.c (convert): When converting a complex expression other than COMPLEX_EXPR to a different complex type, ensure c_save_expr is called instead of save_expr, unless in_late_binary_op. * c-typeck.c (convert_for_assignment): Set in_late_binary_op also when converting COMPLEX_TYPE. 2011-01-06 Ira Rosen PR tree-optimization/47139 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that only the last reduction value is used outside the loop. Update documentation. 2011-01-05 Joseph Myers * config/rtems.opt: New. * config.gcc (*-*-rtems*): Use rtems.opt. 2011-01-05 Changpeng Fang * config/i386/i386.c (ix86_option_override_internal): Bulldozer processors do not support 3DNow instructions. 2011-01-05 Ulrich Weigand * config/spu/spu.c (spu_option_override): Set parameter PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1. 2011-01-05 Jan Hubicka * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified at the command line. 2011-01-05 Martin Jambor PR lto/47162 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk deltas on streamed outgoing edges. (output_node_opt_summary): Output info for outgoing edges only when the node is in new parameter set. (output_cgraph_opt_summary): New parameter set, passed to the two aforementioned functions. Update its forward declaration and its callee too. 2011-01-05 Tom Tromey * c-parser.c (c_parser_omp_atomic): Pass location of assignment operator to c_finish_omp_atomic. * c-typeck.c (lvalue_or_else): Add 'loc' argument. (build_unary_op): Update. (build_modify_expr): Update. (build_asm_expr): Update. 2011-01-05 Ulrich Weigand * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for newly inserted insns. (pad_bb): Likewise. (spu_emit_branch_hint): Likewise. (insert_hbrp_for_ilb_runout): Likewise. (spu_machine_dependent_reorg): Call df_finish_pass after schedule_insns returns. 2011-01-05 Ulrich Weigand * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage. 2011-01-05 Eric Botcazou PR tree-optimization/47005 * tree-sra.c (struct access): Add 'non_addressable' bit. (create_access): Set it for a DECL_NONADDRESSABLE_P field. (decide_one_param_reduction): Return 0 if the parameter is passed by reference and one of the accesses in the group is non_addressable. 2011-01-04 Eric Botcazou PR tree-optimization/47056 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers. (mark_load): Likewise. Handle FUNCTION_DECL specially. (mark_store): Likewise. Pass STMT to ipa_record_reference. 2011-01-04 Eric Botcazou * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the initializer. Skip view conversions from aggregate types. 2011-01-04 Kai Tietz PR bootstrap/47055 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC. 2011-01-04 Philipp Thomas * config/microblaze/microbalse.opt (mxl-float-convert): Fix obvious typo. 2011-01-04 Ulrich Weigand * function.c (thread_prologue_and_epilogue_insns): Do not crash on empty epilogue sequences. 2011-01-04 Joseph Myers * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now, non-static): New Driver options. 2011-01-04 Jie Zhang PR driver/47137 * gcc.c (default_compilers[]): Set combinable field to 0 for all assembly languages. 2011-01-04 Mingjie Xing * config/mips/loongson3a.md: New file. * config/mips/mips.md: Include loongson3a.md. * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when TUNE_LOONGSON_3A. 2011-01-03 Eric Botcazou PR middle-end/47017 * expr.c (expand_expr_real_1) : Call memory_address_addr_space instead of convert_memory_address_addr_space on the base expression. 2011-01-03 Ulrich Weigand * config/spu/spu.c (spu_option_override): Update error text for bad -march= / -mtune= values. 2011-01-03 Ulrich Weigand * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking if branch-hint optimization will be performed. 2011-01-03 Jakub Jelinek PR tree-optimization/47148 * ipa-split.c (split_function): Convert arguments to DECL_ARG_TYPE if possible. PR tree-optimization/47155 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type when computing uns. PR rtl-optimization/47157 * combine.c (try_combine): If undobuf.other_insn becomes (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it and set *new_direct_jump_p too. 2011-01-03 Sebastian Pop PR tree-optimization/47021 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR. 2011-01-03 Jakub Jelinek * gcc.c (process_command): Update copyright notice dates. * gcov.c (print_version): Likewise. * gcov-dump.c (print_version): Likewise. * mips-tfile.c (main): Likewise. * mips-tdump.c (main): Likewise. 2011-01-03 Martin Jambor PR tree-optimization/46801 * tree-sra.c (type_internals_preclude_sra_p): Check whether aggregate fields start at byte boundary instead of the bit-field flag. 2011-01-03 H.J. Lu PR driver/47137 * gcc.c (main): Revert revision 168407. 2011-01-03 Martin Jambor * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type. 2011-01-03 Ulrich Weigand * tree-vect-generic.c (expand_vector_operations_1): When using vector/ vector optab to expand vector/scalar shift, update gimple to vector. 2011-01-03 Martin Jambor * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to a thunk. 2011-01-03 Martin Jambor PR tree-optimization/46984 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta HOST_WIDE_INT. (cgraph_create_indirect_edge): Fixed line length. (cgraph_indirect_call_info): Declare. (cgraph_make_edge_direct) Update declaration. * cgraph.c (cgraph_allocate_init_indirect_info): New function. (cgraph_create_indirect_edge): Use it. (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all callees. * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for the new thunk_delta representation. * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to HOST_WIDE_INT. (ipa_write_indirect_edge_info): Remove streaming of thunk_delta. (ipa_read_indirect_edge_info): Likewise. * lto-cgraph.c (output_edge_opt_summary): New function. (output_node_opt_summary): Call it on all outgoing edges. (input_edge_opt_summary): New function. (input_node_opt_summary): Call it on all outgoing edges. 2011-01-02 H.J. Lu PR driver/47137 * gcc.c (main): Don't check have_o when settting combine_inputs. 2011-01-02 Eric Botcazou * regrename.c: Add general comment describing the pass. (struct du_head): Remove 'length' field. (get_element, merge_sort_comparison, merge, sort_du_head): Remove. (regrename_optimize): Do not sort chains. Rework comments, add others. Force renaming to the preferred class (if any) in the first pass and do not consider registers that belong to it in the second pass. (create_new_chain): Do not set 'length' field. (scan_rtx_reg): Likewise. 2011-01-02 Jakub Jelinek PR tree-optimization/47140 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument to bit_value_binop. PR rtl-optimization/47028 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after parm_birth_insn instead of at the beginning of first bb. 2011-01-02 Mingjie Xing * doc/generic.texi: Remove duplicated "@subsubsection Statements". Remove the word "see" before "@pxref". * doc/rtl.texi: Remove the word "see" before "@pxref". 2011-01-01 Jan Hubicka * tree-loop-distribution.c (tree_loop_distribution): Do not use freed memory. 2011-01-01 Kai Tietz PR target/38662 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too. Copyright (C) 2011 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.