Add gcc-4.6. Synced to @180989

Change-Id: Ie3676586e1d8e3c8cd9f07d022f450d05fa08439
svn://gcc.gnu.org/svn/gcc/branches/google/gcc-4_6-mobile

1 files changed, 6557 insertions, 0 deletions

diff --git a/gcc-4.6/gcc/ChangeLog b/gcc-4.6/gcc/ChangeLog
new file mode 100644
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+2011-08-08  Martin Jambor  <mjambor@suse.cz>
+
+	PR middle-end/49923
+	* tree-sra.c (access_precludes_ipa_sra_p): Also check access
+	memory alignment.
+
+2011-05-11  Satoru Takabayashi  <satorux@google.com>
+	    Paul Pluzhnikov  <ppluzhnikov@google.com>
+
+	* gcc/doc/install.texi (Configuration): Document
+	--with-linker-hash-style.
+	* gcc/gcc.c (init_spec): Handle LINKER_HASH_STYLE.
+	* gcc/config.in: Add LINKER_HASH_STYLE.
+	* gcc/configure.ac: Add --with-linker-hash-style.
+	* gcc/configure: Regenerate.
+
+2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config.gcc: Obsolete i[3456x]86-*-netware*.
+
+2011-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR target/49746
+	Revert:
+	2010-12-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
+	patterns.
+
+2011-07-17  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR middle-end/49732
+	* tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
+
+2011-07-16  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR tree-optimization/49725
+	Backport from mainline
+	2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
+	a zero minimum index only if it is redundant.
+
+2011-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR target/49723
+	* config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
+
+2011-07-15  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	Backport from mainline:
+	2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* 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  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	Backport from mainline:
+	2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	PR target/49541
+	* config/sol2.h (LIB_SPEC): Simplify.
+	Move LIB_THREAD_LDFLAGS_SPEC ...
+	(LINK_SPEC): ... here.
+
+2011-07-14  James Greenhalgh  <james.greenhalgh@arm.com>
+
+	* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
+
+2011-07-14  Andrew Pinski  <pinskia@gmail.com>
+
+	PR tree-opt/49309
+	* tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
+	Use fold_build2_loc instead of build2.
+	Use the correct type for the new tree.
+
+2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
+	
+	PR target/49487
+	Backport from mainline r176276
+	2011-07-14  Georg-Johann Lay
+	* config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
+	of REG.
+	(*rotw<mode>): Use const_int_operand for operand2.
+	Use match_scatch for operand3.
+	(*rotb<mode>): Ditto
+	* config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
+
+2011-07-14  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/49651
+	* tree-ssa-structalias.c (get_constraint_for_1): Properly
+	handle dereferences with subvariables.
+
+2011-07-11  Martin Jambor  <mjambor@suse.cz>
+
+	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  <avr@gjlay.de>
+	
+	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  <jakub@redhat.com>
+
+	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_<mode>,
+	vector_select_<mode>_uns): Change second operand of NE to
+	CONST0_RTX (<MODE>mode) instead of const0_rtx.
+	* config/rs6000/altivec.md (*altivec_vsel<mode>,
+	*altivec_vsel<mode>_uns): Expect second operand of NE to be
+	zero_constant of the corresponding vector mode.
+	* config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
+	Likewise.
+
+2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
+	
+	PR target/46779
+	Backport from mainline SVN 176053.
+	2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
+	* 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  <ebotcazou@adacore.com>
+
+	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  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* 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  <jakub@redhat.com>
+
+	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  <ramana.radhakrishnan@linaro.org>
+
+	Backport from mainline.
+	2011-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	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  <jakub@redhat.com>
+
+	PR tree-optimization/49618
+	* tree-eh.c (tree_could_trap_p) <case FUNCTION_DECL, case VAR_DECL>:
+	For DECL_WEAK decls return true.
+
+2011-07-04  Jakub Jelinek  <jakub@redhat.com>
+
+	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) <case NEG>: When
+	negating MULT, negate the second operand instead of first.
+	(simplify_binary_operation_1) <case MULT>: 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  <jakub@redhat.com>
+
+	PR debug/49262
+	* dwarf2out.c (native_encode_initializer): Decrement count in each
+	iteration.
+
+2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
+
+	Backport from mainline
+	2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
+	
+	PR target/44643
+	* config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
+	instead of TREE_READONLY.
+
+2011-07-04  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/49615
+	* tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
+	basic-block index check.
+
+2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR tree-optimization/49572
+	* tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
+	type of the RHS instead of that of the LHS for the expression type.
+
+2011-06-30  Georg-Johann Lay  <avr@gjlay.de>
+
+	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  <avr@gjlay.de>
+
+	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  <changpeng.fang@amd.com>
+
+	Backport from mainline
+	2011-06-29  Changpeng Fang  <changpeng.fang@amd.com>
+
+	* 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 <harsha.jagasia@amd.com>
+
+	Backport from mainline
+	2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
+
+	* 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  <ebotcazou@adacore.com>
+
+	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  <mjambor@suse.cz>
+
+	Backport from mainline
+	2011-06-24  Martin Jambor  <mjambor@suse.cz>
+
+	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  <changpeng.fang@amd.com>
+
+	Backport from mainline
+	2011-06-20  Changpeng Fang  <changpeng.fang@amd.com>
+
+	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  <changpeng.fang@amd.com>
+
+	Backport from mainline
+	2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (flag_opts): Fix a typo in
+	-mavx256-split-unaligned-store.
+
+2011-06-28  Changpeng Fang  <changpeng.fang@amd.com>
+
+	Backport from mainline
+	2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
+	unaligned 256bit load/store.
+	(*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
+	(*avx_movdqu<avxmodesuffix>): Likewise.
+
+2011-06-28  Changpeng Fang  <changpeng.fang@amd.com>
+
+	Backport from mainline
+	2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* 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<mode>_internal): Verify unaligned
+	256bit load/store.  Generate unaligned store on misaligned memory
+	operand.
+	(*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
+	256bit load/store.
+	(*avx_movdqu<avxmodesuffix>): Likewise.
+
+	* doc/invoke.texi: Document -mavx256-split-unaligned-load and
+	-mavx256-split-unaligned-store.
+
+2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree-ssa-dom.c (initialize_hash_element): Fix oversight.
+
+2011-06-28  Andrey Belevantsev  <abel@ispras.ru>
+
+	Backport from mainline
+	2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
+
+	PR rtl-optimization/49014
+	* config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
+
+2011-06-28  Alexander Monakov  <amonakov@ispras.ru>
+
+	Backport from mainline
+	2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
+
+	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  <iains@gcc.gnu.org>
+
+	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  <ebotcazou@adacore.com>
+
+	* reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
+	forward scan as well.
+
+2011-06-27  Jakub Jelinek  <jakub@redhat.com>
+
+	* 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  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
+	(TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
+
+2011-06-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	Backport from mainline.
+        2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	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  <amodra@gmail.com>
+
+	* 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  <jakub@redhat.com>
+
+	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_vpermil2<mode>3 error out and for xop_rotl<mode>3
+	if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
+	(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  <rth@redhat.com>
+
+	Backport from mainline
+	2011-03-22  Richard Henderson  <rth@redhat.com>
+
+	* dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
+
+2011-06-17  Richard Guenther  <rguenther@suse.de>
+
+	Backport from mainline
+	2011-05-23  Richard Guenther  <rguenther@suse.de>
+
+	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  <hp@axis.com>
+
+	Backport from mainline
+	2011-06-17  Hans-Peter Nilsson  <hp@axis.com>
+
+	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  <kkojima@gcc.gnu.org>
+
+	Backport form main line
+	2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	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  <mjambor@suse.cz>
+
+	Backported from mainline
+	2011-06-15  Martin Jambor  <mjambor@suse.cz>
+
+	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  <jakub@redhat.com>
+
+	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  <edmar@freescale.com>
+
+	PR target/44618
+	* config/rs6000/rs6000.md (save_gpregs_<mode>): 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_<mode>): Ditto
+	(restore_gpregs_<mode>): Ditto
+	(return_and_restore_gpregs_<mode>): Ditto
+	(return_and_restore_fpregs_<mode>): Ditto
+	(return_and_restore_fpregs_aix_<mode>): Ditto
+
+2011-06-14  Richard Henderson  <rth@redhat.com>
+
+	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  <rth@redhat.com>
+
+	Backport from mainline
+	2011-03-22  Richard Henderson  <rth@redhat.com>
+
+	* 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  <jakub@redhat.com>
+
+	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  <bernds@codesourcery.com>
+
+	* cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
+	MEM_ALIAS_SET.
+
+2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
+
+	* 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  <ebotcazou@adacore.com>
+
+	* config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
+
+2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
+
+	Backport from mainline
+	2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/driver-i386.c (host_detect_local_cpu): Support
+	unknown Intel family 0x6 CPUs.
+
+2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	Backport from mainline
+	2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	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  <jakub@redhat.com>
+
+	PR gcov-profile/49299
+	* value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
+
+2011-06-06  Pat Haugen <pthaugen@us.ibm.com>
+
+	Backport from mainline
+	2011-05-31  Pat Haugen <pthaugen@us.ibm.com>
+
+	* config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
+	NON_FLOAT_REGS.
+
+2011-06-06  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <Andreas.Krebbel@de.ibm.com>
+
+	* longlong.h (smul_ppmm): The resulting register pair contains the
+	higher order word first.
+
+2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
+
+	PR tree-optimization/49243
+	* calls.c (setjmp_call_p): Also check if fndecl has the
+	returns_twice attribute.
+
+2011-06-06  Richard Guenther  <rguenther@suse.de>
+
+	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  <jakub@redhat.com>
+
+	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  <ebotcazou@adacore.com>
+
+	* 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  <kkojima@gcc.gnu.org>
+
+	Backport from mainline
+	2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	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  <aoliva@redhat.com>
+
+	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  <ira.rosen@linaro.org>
+
+	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  <ira.rosen@linaro.org>
+
+	PR tree-optimization/49093
+	* tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
+	data references.
+
+2011-05-19  Quentin Neill  <quentin.neill@amd.com>
+
+	* config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
+	(fma4_fmaddsub): Likewise
+
+2011-05-31  Richard Guenther  <rguenther@suse.de>
+
+	Backport from mainline
+	2011-05-19  Richard Guenther  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	Backport from mainline
+	2011-05-11  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/48953
+	* tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
+
+2011-05-30  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/49218
+	* tree-vrp.c (adjust_range_with_scev): Properly check whether
+	overflow occured.
+
+2011-05-30  Georg-Johann Lay  <avr@gjlay.de>
+
+	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  <rdsandiford@googlemail.com>
+
+	PR target/43700
+	* config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
+	registers.
+
+2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	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  <rguenther@suse.de>
+
+	PR tree-optimization/49217
+	* ipa-pure-const.c (propagate_pure_const): Fix typos.
+
+2011-05-26  Pat Haugen <pthaugen@us.ibm.com>
+
+	* config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
+	moves expensive on Power7 also.
+
+2011-05-26  Georg-Johann Lay  <avr@gjlay.de>
+
+	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  <jakub@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	PR target/49128
+	* config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
+
+2011-05-18  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/44897
+	* ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
+	by zero for insane profiles.
+
+2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* 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  <ubizjak@gmail.com>
+
+	PR target/49133
+	* config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
+
+2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
+
+	Backport from mainline
+	2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/49128
+	* config/i386/driver-i386.c (host_detect_local_cpu): Always
+	add -mno-XXX.  Handle FMA.
+
+2011-05-23  Jakub Jelinek  <jakub@redhat.com>
+
+	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) <case LT_EXPR>: 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  <ebotcazou@adacore.com>
+
+	* 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  <ubizjak@gmail.com>
+
+	PR target/49104
+	* config/i386/cpuid.h (bit_MMXEXT): New define.
+
+2011-05-22  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <ebotcazou@adacore.com>
+
+	* config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
+	frame pointer.
+
+2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* 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  <jakub@redhat.com>
+
+	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  <rguenther@suse.de>
+
+	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  <jakub@redhat.com>
+
+	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  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
+	when TARGET_RDRND is active.
+	(ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
+	Generate dummy SImode target register when target is NULL.
+
+2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
+
+	Backport from mainline
+	2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/49002
+	* config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
+	Properly handle load cast.
+
+2011-05-18  Jakub Jelinek  <jakub@redhat.com>
+
+	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 <a, c>, MIN_EXPR <b, d>].
+
+2011-05-18  Richard Guenther  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	Backport from mainline
+	2011-04-19  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/48207
+	* tree.c (free_lang_data): Do not reset the decl-assembler-name
+	langhook.
+
+	2011-04-21  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/48703
+	* tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
+	DECL_NAME.
+
+2011-05-18  Richard Guenther  <rguenther@suse.de>
+
+	Backport from mainline
+	2011-05-12  Richard Guenther  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	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  <jakub@redhat.com>
+
+	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  <nickc@redhat.com>
+
+	Import these patches from the mainline:
+
+	2011-05-17  Nick Clifton  <nickc@redhat.com>
+
+	* 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  <kazuhiro.inaoka.ud@renesas.com>
+		    Nick Clifton  <nickc@redhat.com>
+
+	* 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  <jakub@redhat.com>
+
+	PR target/48986
+	* config/i386/sync.md (sync_old_add<mode>): Relax operand 2
+	predicate to allow CONST_INT.
+
+2011-05-16  Joseph Myers  <joseph@codesourcery.com>
+
+	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  <ubizjak@gmail.com>
+
+	* 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  <jakub@redhat.com>
+
+	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  <rguenther@suse.de>
+
+	Backport from mainline
+	2011-05-02  Richard Guenther  <rguenther@suse.de>
+
+	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  <jakub@redhat.com>
+
+	PR debug/48967
+	* var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
+	if validate_subreg fails.
+
+2011-05-12  Nick Clifton  <nickc@redhat.com>
+
+	* 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  <jakub@redhat.com>
+
+	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  <meissner@linux.vnet.ibm.com>
+
+	Backport from mainline
+	2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	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  <nickc@redhat.com>
+
+	* config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
+	stores.
+
+2011-05-10  DJ Delorie  <dj@redhat.com>
+
+	* 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  <jakub@redhat.com>
+
+	Backported from mainline
+	2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
+
+	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  <jakub@redhat.com>
+
+	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  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.md (TD/TF mem to reg move splitter): Make the
+	temporary register to match Pmode.
+
+2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
+	(dataflow_set_preserve_mem_locs): Likewise.
+
+2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
+	constraint modifier to "r".
+
+2011-05-06  Alan Modra  <amodra@gmail.com>
+
+	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  <Andreas.Krebbel@de.ibm.com>
+
+	* 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  <ramana.radhakrishnan@linaro.org>
+
+	PR target/48252
+	* config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
+
+2011-05-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
+	for OPT_mfpu_ case.
+
+2011-05-05  Jason Merrill  <jason@redhat.com>
+
+	PR c++/40975
+	* tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
+
+2011-05-05  Julian Brown  <julian@codesourcery.com>
+
+	* config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
+	parenthesis in D-register case.
+
+2011-05-05  Ira Rosen  <ira.rosen@linaro.org>
+
+	Backport from mainline:
+	2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
+		    Ira Rosen  <ira.rosen@linaro.org>
+
+	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<mode>_internal): Make both
+	outputs explicitly dependent on both inputs.
+	(neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
+
+2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
+	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  <ubizjak@gmail.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	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  <rguenther@suse.de>
+
+	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  <ebotcazou@adacore.com>
+
+	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  <jakub@redhat.com>
+
+	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  <meissner@linux.vnet.ibm.com>
+
+	Backport from mainline
+	2011-04-01  Andrew Pinski  <pinskia@gmail.com>
+	    Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	PR target/48262
+	* config/rs6000/vector.md (movmisalign<mode>): 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  <jakub@redhat.com>
+
+	PR middle-end/48597
+	* final.c (final_scan_insn): Call dwarf2out_frame_debug even for
+	inline asm.
+
+2011-04-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/48742
+	* c-typeck.c (build_binary_op): Don't wrap arguments if
+	int_operands is true.
+
+2011-04-26  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <rguenther@suse.de>
+
+	PR tree-optimization/48731
+	* ipa-inline.c (cgraph_flatten): Test if function is inlinable.
+
+2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	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  <jakub@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	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  <ubizjak@gmail.com>
+
+	PR target/48708
+	* config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
+	vec_extract and vec_concat for non-SSE4_1 targets.
+
+2011-04-21  Richard Guenther  <rguenther@suse.de>
+
+	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  <ebotcazou@adacore.com>
+
+	* gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
+
+2011-04-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	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  <jakub@redhat.com>
+
+	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  <ebotcazou@adacore.com>
+
+	Backport from mainline
+	2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR lto/48148
+	* gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
+	the types if they have different enumeration identifiers.
+
+	2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR lto/48492
+	* cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
+	DECL_IN_CONSTANT_POOL without RTL.
+
+2011-04-20  Richard Guenther  <rguenther@suse.de>
+
+	Backport from mainline
+	2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
+
+	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  <jakub@redhat.com>
+
+	PR target/48678
+	* config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
+	is a SUBREG with non-MODE_INT mode inside of it.
+
+2011-04-18  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <ebotcazou@adacore.com>
+
+	* dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
+
+2011-04-18  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <crquan@fedoraproject.org>
+
+	* doc/passes.texi: Fill crossref nodes.
+
+2011-04-17  Marius Strobl  <marius@FreeBSD.org>
+
+	* 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  <ebotcazou@adacore.com>
+
+	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  <Andreas.Krebbel@de.ibm.com>
+
+	* 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  <jakub@redhat.com>
+
+	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  <dave.anglin@nrc-cnrc.gc.ca>
+
+	Backport from mainline:
+	2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	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  <jakub@redhat.com>
+
+	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  <ramana.radhakrishnan@linaro.org>
+
+	Backport from mainline:
+	2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+	PR target/48090
+	* config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
+
+2011-04-12  Martin Jambor  <mjambor@suse.cz>
+
+	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  <jakub@redhat.com>
+
+	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  <nickc@redhat.com>
+
+	* 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  <jakub@redhat.com>
+
+	PR c/48517
+	* c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
+	qualified type.
+
+2011-04-11  Joseph Myers  <joseph@codesourcery.com>
+
+	* common.opt (Tbss=, Tdata=, Ttext=): New options.
+
+2011-04-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	Backport from mainline:
+	2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
+
+2011-04-09  Duncan Sands  <baldrick@free.fr>
+
+	* tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
+
+2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR target/47829
+	* config.gcc: disable unwind table generation for crtbegin/crtend
+	on i386-*-freebsd.
+
+2011-04-08  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <ubizjak@gmail.com>
+
+	* config/i386/sse.md: Update copyright year.
+	(avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
+	register constraint.
+	(*vec_concatv2sf_avx): Fix wrong register constraint in
+	alternative 3 of operand 1.
+	(*vec_set<mode>_0_avx): Avoid combining registers from different
+	units in a single alternative.
+	(*vec_set<mode>_0_sse4_1): Ditto.
+	(*vec_set<mode>_0_sse2): Ditto.
+	(vec_set<mode>_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  <jakub@redhat.com>
+
+	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  <abel@ispras.ru>
+
+	Backport from mainline
+	2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
+
+	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  <jakub@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	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  <joseph@codesourcery.com>
+
+	* gcov-io.c: Use GCC Runtime Library Exception.
+
+2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
+
+2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
+
+2011-04-01  Andrey Belevantsev  <abel@ispras.ru>
+
+	Backport from mainline
+	2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
+
+	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  <ebotcazou@adacore.com>
+
+	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  <hongjiu.lu@intel.com>
+
+	Backport from mainline
+	2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/48349
+	* config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
+	FLOAT_SSE_REGS.
+
+2011-03-29  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <ubizjak@gmail.com>
+
+	* 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  <nickc@redhat.com>
+
+	* 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  <Andreas.Krebbel@de.ibm.com>
+
+	* 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  <richard.sandiford@linaro.org>
+
+	PR target/47553
+	* config/arm/predicates.md (neon_lane_number): Accept 0..15.
+
+2011-03-28  Richard Guenther  <rguenther@suse.de>
+
+	Backport from mainline
+	2011-03-24  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/48269
+	* tree-object-size.c (addr_object_size): Do not double-account
+	for MEM_REF offsets.
+
+	2011-03-22  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/48228
+	* tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
+	for single-arg PHIs.
+
+	2011-03-17  Richard Guenther  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	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  <jwakely.gcc@gmail.com>
+
+	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  <ubizjak@gmail.com>
+
+	Backport from mainline:
+	2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
+
+	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  <jakub@redhat.com>
+
+	Backport from mainline
+	2011-03-24  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	* 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  <andreast@fgznet.ch>
+
+	* config/rs6000/t-freebsd: Remove duplication from file.
+
+2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	PR bootstrap/48135
+	* doc/install.texi (Prerequisites): Move jar etc. up.
+	Explain support library version requirements.
+
+2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	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  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* 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  <jakub@redhat.com>
+
+	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  <joseph@codesourcery.com>
+
+	* c-decl.c (diagnose_mismatched_decls): Give an error for
+	redefining a typedef with variably modified type.
+
+2011-03-20  Joseph Myers  <joseph@codesourcery.com>
+
+	* 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  <jakub@redhat.com>
+
+	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  <rguenther@suse.de>
+
+	* doc/install.texi (--enable-gold): Remove.
+	(--with-plugin-ld): Document.
+	* doc/invoke.texi (-fuse-linker-plugin): Clarify.
+
+2011-03-18  H.J. Lu  <hongjiu.lu@intel.com>
+
+	Backport from mainline
+	2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/48171
+	* config/i386/i386.opt: Add Save to -mavx and -mfma.
+
+2011-03-18  Richard Henderson  <rth@redhat.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	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  <rguenther@suse.de>
+
+	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  <dodji@redhat.com>
+
+	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  <ramana.radhakrishnan@linaro.org>
+
+	PR target/46788
+	* config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
+	in the output template.
+
+2011-03-15  Alan Modra  <amodra@gmail.com>
+
+	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  <meissner@linux.vnet.ibm.com>
+
+	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  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config/sol2.c (solaris_assemble_visibility): Remove obsolete
+	URLs.
+
+2011-03-14  Jakub Jelinek  <jakub@redhat.com>
+
+	* doc/invoke.texi, doc/standards.texi: Refer to
+	gcc-4.6/c99status.html.
+
+	* DEV-PHASE: Mark "prerelease".
+
+2011-03-14  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/48098
+	* tree.c (build_vector_from_val): Adjust assert to requirements
+	and reality.
+
+2011-03-14  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/48102
+	* graphite-cloog-compat.h (build_cloog_prog): Remove STATE
+	parameter.
+
+2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
+
+	* 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  <cgd@google.com>
+
+	* 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  <bergner@vnet.ibm.com>
+
+	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  <sebastian.pop@amd.com>
+
+	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  <jason@redhat.com>
+
+	* attribs.c (lookup_attribute_spec): Take const_tree.
+	* tree.h: Adjust.
+
+2011-03-11  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/sparc/sparc.c (sparc_option_override): Use
+	PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
+
+2011-03-11  Richard Guenther  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	* doc/invoke.texi (max-inline-insns-single): Adjust default value.
+
+2011-03-11  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/48073
+	* tree.c (find_decls_types_r): Do not walk types only reachable
+	from IDENTIFIER_NODEs.
+
+2011-03-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/48044
+	* ipa.c (cgraph_remove_unreachable_nodes): Enqueue
+	all vnode->force_output nodes as needed.
+
+2011-03-11  Jason Merrill  <jason@redhat.com>
+
+	PR c++/48069
+	* tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
+	COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
+
+2011-03-11  Martin Jambor  <mjambor@suse.cz>
+
+	* cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
+	cgraph_node.
+
+2011-03-11  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <liqin.gcc@gmail.com>
+
+	* 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  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* 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  <jason@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	PR debug/48043
+	* config/s390/s390.c (s390_delegitimize_address): Make sure the
+	result mode matches original rtl mode.
+
+2011-03-10  Nick Clifton  <nickc@redhat.com>
+
+	* 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  <jakub@redhat.com>
+
+	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  <Andreas.Krebbel@de.ibm.com>
+
+	* 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  <meissner@linux.vnet.ibm.com>
+
+	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  <aesok@post.ru>
+
+	* 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  <avr@gjlay.de>
+
+	* 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  <jakub@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	PR debug/47991
+	* var-tracking.c (find_use_val): Return NULL for
+	cui->sets && cui->store_p BLKmode MEMs.
+
+2011-03-07  Anatoly Sokolov  <aesok@post.ru>
+
+	* 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  <pthaugen@us.ibm.com>
+
+	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  <ook@ucw.cz>
+
+	PR bootstrap/48000
+	* cfgloopmanip.c (fix_bb_placements): Return immediately
+	if FROM is BASE_LOOP's header.
+
+2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
+
+	* gimplify.c (gimplify_function_tree): Fix building calls
+	to __builtin_return_address.
+
+2011-03-07  Alan Modra  <amodra@gmail.com>
+
+	* 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  <mingjie.xing@gmail.com>
+
+	* doc/cfg.texi: Remove "See" before @ref.
+	* doc/invoke.texi: Likewise.
+
+2011-03-05  Jason Merrill  <jason@redhat.com>
+
+	* doc/invoke.texi (C++ Dialect Options): Document ABI v5.
+
+2011-03-05  Anthony Green  <green@moxielogic.com>
+
+	* config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
+
+2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
+
+	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  <rearnsha@arm.com>
+
+	PR target/47719
+	* arm.md (movhi_insn_arch4):  Accept any immediate constant.
+
+2011-03-05  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <amodra@gmail.com>
+
+	PR target/47986
+	* config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
+	full cmodel medium/large lo_sum + high addresses.
+
+2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.c (s390_decompose_address): Reject non-literal
+	pool references in UNSPEC_LTREL_OFFSET.
+
+2011-03-04  Jan Hubicka  <jh@suse.cz>
+
+	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  <changpeng.fang@amd.com>
+
+	* 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  <richard.sandiford@linaro.org>
+
+	* dwarf2out.c (compare_loc_operands): Fix address handling.
+
+2011-03-04  Alan Modra  <amodra@gmail.com>
+
+	* tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
+
+2011-03-04  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/47968
+	* expmed.c (extract_bit_field_1): Prefer vector modes that
+	vec_extract patterns can handle.
+
+2011-03-04  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/47975
+	* optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
+
+2011-03-04  Richard Henderson  <rth@redhat.com>
+
+	* 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  <ubizjak@gmail.com>
+
+	* config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
+	(ssse3_pmaddubsw128): Ditto.
+	(ssse3_pmaddubsw): Ditto.
+
+2011-03-03  Steve Ellcey  <sje@cup.hp.com>
+
+	* config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
+
+2011-03-03  Jakub Jelinek  <jakub@redhat.com>
+
+	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) <case MEM_REF>: 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  <rguenther@suse.de>
+
+	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  <Andreas.Krebbel@de.ibm.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <aesok@post.ru>
+
+	* 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  <richard.sandiford@linaro.org>
+
+	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  <amodra@gmail.com>
+
+	PR target/47935
+	* config/rs6000/predicates.md (lwa_operand): Check cmodel medium
+	toc relative addresses for valid offsets.
+
+2011-03-01  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/47890
+	* tree-vect-loop.c (get_initial_def_for_induction): Set
+	related stmt properly.
+
+2011-03-01  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/47924
+	* lto-streamer.c (lto_record_common_node): Also register
+	the canonical type.
+
+2011-03-01  Richard Guenther  <rguenther@suse.de>
+
+	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  <aesok@post.ru>
+
+	* 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  <kai.tietz@onevision.com>
+
+	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  <bernds@codesourcery.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	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) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
+	Call convert_debug_memory_address.
+	(expand_debug_expr) <case ADDR_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  <mjambor@suse.cz>
+
+	* ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
+	the description to match the printed values.
+
+2011-02-28  Richard Guenther  <rguenther@suse.de>
+
+	* tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
+	of the copied scope tree.
+
+2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* doc/extend.texi (Function Attributes): Avoid deeply (and
+	wrongly) nested tables.
+
+2011-02-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/47903
+	* real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
+	MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
+	r isn't op0 nor op1.
+
+2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.md: Remove magic comment for emacs.
+
+2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
+
+	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  <avr@gjlay.de>
+
+	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  <gerald@pfeifer.com>
+
+	* 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  <tijl@coosemans.org>
+
+	* config.gcc (i386-*-freebsd*): Make i486 the default arch on
+	FreeBSD 6 and later.  Generally use cpu generic.
+
+2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/cpp.texi: Update copyright years.
+
+2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
+
+	PR target/46898
+	* config/lm32/lm32.md (ashrsi3): Added needed variable.
+
+2011-02-25  Jon Beniston  <jon@beniston.com>
+
+	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  <ebotcazou@adacore.com>
+
+	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  <aesok@post.ru>
+
+	* 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  <rguenther@suse.de>
+
+	* lto-streamer-in.c (input_bb): Do not find referenced vars
+	in debug statements.
+
+2011-02-23  Jason Merrill  <jason@redhat.com>
+
+	* common.opt (fabi-version): Document v5 and v6.
+
+2011-02-23  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/47849
+	* tree-if-conv.c (main_tree_if_conversion): Free postdom info.
+
+2011-02-23  Jie Zhang  <jie@codesourcery.com>
+
+	* 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  <froydnj@codesourcery.com>
+
+	* config.gcc: Declare score-* and crx-* obsolete.
+
+2011-02-23  Jie Zhang  <jie@codesourcery.com>
+
+	PR rtl-optimization/47763
+	* web.c (web_main): Ignore naked clobber when replacing register.
+
+2011-02-22  Anatoly Sokolov  <aesok@post.ru>
+
+	* config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
+	Remove.
+
+2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
+
+	PR doc/47848
+	* doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
+
+2011-02-22  Mike Stump  <mikestump@comcast.net>
+
+	* acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
+	assembler.
+	* configure: Regenerate.
+
+2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	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  <joseph@codesourcery.com>
+
+	* 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  <mikestump@comcast.net>
+
+	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  <ubizjak@gmail.com>
+
+	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  <aesok@post.ru>
+
+	* 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  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	PR lto/47822
+	* tree.c (free_lang_data_in_decl): Clean builtins from
+	the TU decl BLOCK_VARS.
+
+2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR debug/47620
+	PR debug/47630
+	* haifa-sched.c (fix_tick_ready): Skip tick computation
+	for debug insns.
+
+2011-02-19  Richard Guenther  <rguenther@suse.de>
+
+	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  <joseph@codesourcery.com>
+
+	* config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
+
+2011-02-19  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/i386/biarch32.h, config/i386/mach.h,
+	config/rs6000/aix.opt, config/sh/superh64.h: Remove.
+
+2011-02-19  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <mikestump@comcast.net>
+
+	* config/t-darwin (TM_H): Add dependency on darwin-sections.def.
+
+2011-02-18  Jan Hubicka  <jh@suse.cz>
+
+	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  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* 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  <jakub@redhat.com>
+
+	PR driver/47787
+	* gcc.c (default_compilers): Clear combinable field for "@cpp-output".
+
+2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR target/47792
+	* gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
+
+2011-02-18  Anatoly Sokolov  <aesok@post.ru>
+
+	* 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  <cltang@codesourcery.com>
+
+	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  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	PR tree-optimization/47737
+	* tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
+	edge dominance check.
+
+2011-02-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/47780
+	* cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
+	avoid invalid rtx sharing.
+
+2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/cpp.texi (Obsolete Features): Add background on the
+	origin of assertions.
+
+2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <nicola.pero@meta-innovation.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	PR driver/47390
+	* common.opt (export-dynamic): New Driver option.
+	* gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
+
+2011-02-17  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
+
+2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
+	    Jan Hubicka  <jh@suse.cz>
+
+	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  <joseph@codesourcery.com>
+
+	* config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
+	-mlittle-endian-data.
+
+2011-02-17  Joseph Myers  <joseph@codesourcery.com>
+
+	* 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  <ubizjak@gmail.com>
+
+	PR target/43653
+	* config/i386/i386.c (ix86_secondary_reload): Handle SSE
+	input reload with PLUS RTX.
+
+2011-02-16  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
+	of InverseVar(MDMX).
+
+2011-02-16  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
+	--m4-340.
+
+2011-02-16  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/mn10300/mn10300.opt (mno-crt0): New.
+
+2011-02-16  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/m68k/uclinux.opt (static-libc): New Driver option.
+
+2011-02-16  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
+
+2011-02-16  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
+	%{muser-extend-enabled}.
+
+2011-02-16  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/47738
+	* tree-ssa-loop.c (run_tree_predictive_commoning): Return
+	the TODO from tree_predictive_commoning.
+
+2011-02-15  Jeff Law  <law@redhat.com>
+
+	Revert
+	2011-01-25  Jeff Law  <law@redhat.com>
+
+	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  <hongjiu.lu@intel.com>
+
+	PR middle-end/47725
+	* combine.c (cant_combine_insn_p): Revert the last change.
+
+2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	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  <aoliva@redhat.com>
+
+	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  <aoliva@redhat.com>
+
+	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  <aoliva@redhat.com>
+
+	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  <aoliva@redhat.com>
+
+	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  <froydnj@codesourcery.com>
+
+	* 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  <nickc@redhat.com>
+
+	* 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  <hongjiu.lu@intel.com>
+
+	PR middle-end/47725
+	* combine.c (cant_combine_insn_p): Check zero/sign extended
+	hard registers.
+
+2011-02-15  Richard Guenther  <rguenther@suse.de>
+
+	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  <froydnj@codesourcery.com>
+
+	* 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  <froydnj@codesourcery.com>
+
+	* 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  <jakub@redhat.com>
+
+	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  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	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  <aesok@post.ru>
+
+	* 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  <froydnj@codesourcery.com>
+
+	* 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  <ebotcazou@adacore.com>
+
+	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  <froydnj@codesourcery.com>
+
+	* 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  <aesok@post.ru>
+
+	PR target/47696
+	* config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
+	description.
+
+2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
+
+	* 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  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	PR ada/41929
+	* config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
+	(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  <avg@freebsd.org>
+
+	PR target/45808
+	* config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
+
+2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* configure: Regenerate.
+
+2011-02-12  Joseph Myers  <joseph@codesourcery.com>
+
+	PR driver/45731
+	* gcc.c (asm_options): Correct spec matching --target-help.
+
+2011-02-12  Martin Jambor  <mjambor@suse.cz>
+
+	* tree-cfg.c (verify_gimple_call): Return true upon invalid argument
+	to gimple call error.
+
+2011-02-12  Mike Stump  <mikestump@comcast.net>
+
+	* config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
+	comments in backslash regions.
+
+2011-02-12  Mike Stump  <mikestump@comcast.net>
+	    Jakub Jelinek  <jakub@redhat.com>
+	    Iain Sandoe  <iains@gcc.gnu.org>
+
+	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  <aesok@post.ru>
+
+	* 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  <aoliva@redhat.com>
+
+	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  <iains@gcc.gnu.org>
+
+	* 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  <iains@gcc.gnu.org>
+
+	* gcc.c (driver_handle_option): Concatenate the argument to -F with
+	the switch.
+
+2011-02-11  Joseph Myers  <joseph@codesourcery.com>
+
+	* common.opt (nostartfiles): New Driver option.
+
+2011-02-11  Xinliang David Li  <davidxl@google.com>
+
+	PR tree-optimization/47707
+	* tree-chrec.c (convert_affine_scev): Keep type precision.
+
+2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR tree-optimization/47420
+	* ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
+
+2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
+
+	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  <joseph@codesourcery.com>
+
+	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  <froydnj@codesourcery.com>
+
+	* 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  <jakub@redhat.com>
+
+	PR debug/47684
+	* tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
+
+2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	PR testsuite/47400
+	* doc/sourcebuild.texi (Require Support): Document
+	dg-require-ascii-locale.
+
+2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
+
+	* doc/lto.texi (Write summary): Fix missing parentheses.
+
+2011-02-10  DJ Delorie  <dj@redhat.com>
+
+	* 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  <bergner@vnet.ibm.com>
+
+	* config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
+	PROCESSOR_POWER7.
+	(PROCESSOR_DEFAULT64): Likewise.
+
+2011-02-10  Richard Henderson  <rth@redhat.com>
+
+	* 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  <rguenther@suse.de>
+
+	* tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
+
+2011-02-10  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/47677
+	* tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
+
+2011-02-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/47665
+	* combine.c (make_compound_operation): Only change shifts into
+	multiplication for SCALAR_INT_MODE_P.
+
+2011-02-10  Jie Zhang  <jie@codesourcery.com>
+
+	PR testsuite/47622
+	Revert
+	2011-02-05  Jie Zhang  <jie@codesourcery.com>
+	PR debug/42631
+	* web.c (entry_register): Don't clobber the number of the
+	first uninitialized reference in used[].
+
+2011-02-09  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/47664
+	* ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
+	all edges again.
+
+2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
+
+	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  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
+
+2011-02-09  Martin Jambor  <mjambor@suse.cz>
+
+	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  <dj@redhat.com>
+
+	PR target/47548
+	* config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
+	patterns.
+
+2011-02-08  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/m68k/uclinux.opt: New.
+	* config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
+
+2011-02-08  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/cris/elf.opt (sim): New Driver option.
+
+2011-02-08  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/xtensa/elf.opt: New.
+	* config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
+
+2011-02-08  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/vax/elf.opt: New.
+	* config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
+
+2011-02-08  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/rs6000/aix64.opt (posix, pthread): New Driver options.
+
+2011-02-08  Joseph Myers  <joseph@codesourcery.com>
+
+	* 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  <thomas@schwinge.name>
+
+	* 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  <iant@google.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	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  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	PR tree-optimization/47641
+	* tree-ssa.c (execute_update_addresses_taken): For asm outputs
+	require type compatibility.
+
+2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* 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  <rguenther@suse.de>
+
+	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  <nickc@redhat.com>
+
+	* 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  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* 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  <iains@gcc.gnu.org>
+
+	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  <sje@cup.hp.com>
+
+	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  <mikestump@comcast.net>
+
+	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  <meissner@linux.vnet.ibm.com>
+
+	PR target/47636
+	* config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
+	for the condition.
+
+2011-02-07  Mike Stump  <mikestump@comcast.net>
+
+	* config/darwin.opt (mmacosx-version-min): Update default OS version.
+
+2011-02-07  Denis Chertykov  <chertykov@gmail.com>
+
+	PR target/47534
+	* config/avr/libgcc.S (exit): Move .endfunc
+
+2011-02-07  Richard Guenther  <rguenther@suse.de>
+
+	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  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu.c (spu_init_libfuncs): Install SImode and
+	DImode trapping arithmetic libfuncs.
+
+2011-02-07  Richard Guenther  <rguenther@suse.de>
+
+	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  <joseph@codesourcery.com>
+
+	* config/sparc/freebsd.h (ASM_SPEC): Define.
+	* config/sparc/vxworks.h (ASM_SPEC): Define.
+
+2011-02-06  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
+
+2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* 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  <jakub@redhat.com>
+
+	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  <jie@codesourcery.com>
+
+	PR debug/42631
+	* web.c (entry_register): Don't clobber the number of the
+	first uninitialized reference in used[].
+
+2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
+
+	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  <joseph@codesourcery.com>
+
+	* config/mips/iris6.opt: New.
+	* config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
+
+2011-02-04  Richard Henderson  <rth@redhat.com>
+	    Steve Ellcey  <sje@cup.hp.com>
+
+	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  <jakub@redhat.com>
+
+	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) <case SSA_NAME>: 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  <joseph@codesourcery.com>
+
+	* config/rs6000/xilinx.opt: New.
+	* config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
+
+2011-02-04  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
+
+2011-02-03  Anatoly Sokolov  <aesok@post.ru>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <jakub@redhat.com>
+
+	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  <dtemirbulatov@gmail.com>
+		    Steve Ellcey  <sje@cup.hp.com>
+
+	PR middle-end/31490
+	* varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
+	if section attribute used.
+
+2011-02-03  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/darwin.h (SECTION_NO_ANCHOR): Remove.
+	* config/darwin.c (SECTION_NO_ANCHOR): Define.
+	(darwin_init_sections): Remove assertion.
+
+2011-02-03  Nick Clifton  <nickc@redhat.com>
+
+	* 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  <jakub@redhat.com>
+
+	PR target/47312
+	* expr.c (expand_expr_real_2) <case FMA_EXPR>: 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  <aoliva@redhat.com>
+
+	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  <aoliva@redhat.com>
+
+	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  <meissner@linux.vnet.ibm.com>
+
+	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_<mode>): New insns
+	to use altivec memory instructions, even on VSX.
+	(vector_altivec_store_<mode>): 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_<mode>): New expanders for
+	vec_vsx_ld and vec_vsx_st.
+	(vsx_store_<mode>): 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_<mode>): Make altivec_lvx use a mode iterator.
+	(altivec_stvx_<mode>): 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  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* config/ia64/vms.opt: New.
+	* config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
+
+2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	PR target/47580
+	* config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
+	gpc_reg_operand instead of vsx_register_operand to match rs6000.md
+	generator functions.
+	(vsx_floatuns<VSi><mode>2): Ditto.
+	(vsx_fix_trunc<mode><VSi>2): Ditto.
+	(vsx_fixuns_trunc<mode><VSi>2): Ditto.
+
+2011-02-02  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/i386/djgpp.opt (posix): New Driver option.
+
+2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
+	Move to the unsupported targets list.
+
+2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
+
+	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  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* 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  <law@redhat.com>
+
+	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  <sebastian.pop@amd.com>
+	    Richard Guenther  <rguenther@suse.de>
+
+	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  <sebastian.pop@amd.com>
+
+	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  <rguenther@suse.de>
+
+	PR tree-optimization/47566
+	* builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
+
+2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
+
+	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  <aoliva@redhat.com>
+
+	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  <joseph@codesourcery.com>
+
+	* config/openbsd.opt (assert=): New Driver option.
+
+2011-02-01  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/i386/nto.opt: New.
+	* config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
+
+2011-02-01  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/i386/netware.opt: New.
+	* config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
+
+2011-02-01  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/interix.opt (posix): New Driver option.
+
+2011-02-01  DJ Delorie  <dj@redhat.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	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  <joseph@codesourcery.com>
+
+	* config/i386/cygming.opt (posix): New Driver option.
+
+2011-02-01  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/arm/vxworks.opt: New.
+	* config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
+
+2011-02-01  Joseph Myers  <joseph@codesourcery.com>
+
+	* 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  <rguenther@suse.de>
+
+	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  <bernds@codesourcery.com>
+
+	* 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  <hongjiu.lu@intel.com>
+
+	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  <rguenther@suse.de>
+
+	PR tree-optimization/47555
+	Revert
+	2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
+
+2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
+
+	PR gcc/46692
+	* config/lm32/t-lm32: Add multilib for all CPU options.
+
+2011-02-01  Richard Guenther  <rguenther@suse.de>
+
+	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  <joseph@codesourcery.com>
+
+	* config/arc/arc.opt (EB, EL): New Driver options.
+
+2011-01-31  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/alpha/osf5.opt: New.
+	* config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
+
+2011-01-31  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/vms/vms.opt (map, mvms-return-codes): New Driver options.
+
+2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* 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  <jakub@redhat.com>
+	    Richard Guenther  <rguenther@suse.de>
+
+	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  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* doc/sourcebuild.texi (Effective-Target Keywords): Document
+	avx_runtime.
+
+2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
+	version number.
+	* configure: Regenerate.
+
+2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* 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  <nickc@redhat.com>
+
+	* 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  <nickc@redhat.com>
+
+	* config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
+	reg_renumber returning an INVALID_REGNUM.
+
+2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
+
+	PR libgcj/44341
+	* doc/install.texi: Document host options discarded when cross
+	configuring target libraries.
+
+2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
+
+	Reverted:
+	2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
+	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  <amodra@gmail.com>
+
+	* config/rs6000/rs6000.c (print_operand): Rearrange addends in
+	toc relative expressions as we do in print_operand_address.
+
+2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
+
+	* doc/extend.texi: Follow spelling conventions.
+	* doc/invoke.texi: Fix a typo.
+
+2011-01-30  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/hpux11.opt: New.
+	* config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
+	ia64*-*-hpux*): Use hpux11.opt.
+
+2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
+
+	* config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
+	to tmake_file.
+
+2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/install.texi (hppa-hp-hpux10): Remove references to HP
+	support sites.
+
+2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/install.texi (Binaries): Remove outdated reference for
+	Motorola 68HC11/68HC12 downloads.
+
+2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/extend.texi (Thread-Local): Adjust reference to Ulrich
+	Drepper's paper.
+
+2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	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  <asharif@google.com>
+
+	* value-prof.c (check_counter): Corrected error message.
+
+2011-01-29  Jie Zhang  <jie@codesourcery.com>
+
+	* 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  <iant@google.com>
+
+	* godump.c (go_define): Ignore macros whose definitions include
+	two adjacent operands.
+
+2011-01-28  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <joseph@codesourcery.com>
+
+	* config/freebsd.opt (posix, rdynamic): New Driver options.
+
+2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
+	-Bstatic/-Bdynamic.
+	* configure: Regenerate.
+
+2011-01-27  Joseph Myers  <joseph@codesourcery.com>
+
+	* 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  <aesok@post.ru>
+
+	* 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  <jh@suse.cz>
+
+	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  <mjambor@suse.cz>
+
+	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  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu-elf.h (ASM_SPEC): Remove.
+
+2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
+
+	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  <nicola.pero@meta-innovation.com>
+
+	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  <law@redhat.com>
+
+	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  <dj@redhat.com>
+
+	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  <ebotcazou@adacore.com>
+
+	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  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <sje@cup.hp.com>
+
+	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  <jh@suse.cz>
+
+	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  <jh@suse.cz>
+
+	* doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
+
+2011-01-26  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/47190
+	* cgraphunit.c (process_common_attributes): New function.
+	(process_function_and_variable_attributes): Use it.
+
+2011-01-26  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/47423
+	* cgraphbuild.c (record_eh_tables): Record reference to personality
+	function.
+
+2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
+
+	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  <dave.korn.cygwin@gmail.com>
+
+	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  <cltang@codesourcery.com>
+
+	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  <iant@google.com>
+
+	* godump.c (go_define): Improve lexing of macro expansion to only
+	accept expressions which match Go spec.
+
+2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
+
+	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  <iant@google.com>
+
+	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  <jwakely.gcc@gmail.com>
+
+	* doc/invoke.texi (Warning Options): Add missing hyphen.
+	(-fprofile-dir): Minor grammatical fixes.
+	(-fbranch-probabilities): Likewise.
+
+2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
+
+	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  <sebastian.pop@amd.com>
+
+	* 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  <jakub@redhat.com>
+
+	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  <mjambor@suse.cz>
+
+	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  <joel.sherrill@oarcorp.com>
+
+	* config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
+	sjlj_except_unwind_info.
+
+2011-01-25  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/47426
+	* tree-ssa-structalias.c (ipa_pta_execute): Make externally
+	visible functions results escape.
+
+2011-01-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/45701
+	* config/arm/arm.c (any_sibcall_uses_r3): New function.
+	(arm_get_frame_offsets): Use it.
+
+2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	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  <nickc@redhat.com>
+
+	* 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  <law@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	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  <rguenther@suse.de>
+
+	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  <sebastian.pop@amd.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	* graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
+	when it is initialized.
+
+2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	* graphite-sese-to-poly.c (build_poly_scop): Move
+	rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
+
+2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
+	VAR_DECL, PARM_DECL, and RESULT_DECL.
+
+2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	* graphite-dependences.c (build_pairwise_scheduling): Correctly compute
+	the "a followed by b" relation and document it.
+
+2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* graphite-dependences.c (build_lexicographical_constraint): Stop the
+	iteration when the bag of constraints is empty.
+
+2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
+
+2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* 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  <sebastian.pop@amd.com>
+
+	* graphite-dependences.c (print_pddr): Call
+	ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
+
+2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* graphite-ppl.c (debug_gmp_value): New.
+	* graphite-ppl.h (debug_gmp_value): Declared.
+
+2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
+
+	* doc/install.texi: Document availability of cloog-0.16.
+
+2011-01-25  Vladimir Kargov  <kargov@gmail.com>
+
+	* graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
+	invalid postdominance info.
+
+2011-01-24  Jan Hubicka  <jh@suse.cz>
+
+	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  <zadeck@naturalbridge.com>
+
+	* machmode.def: Fixed comments.
+
+2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
+
+	* emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
+
+2011-01-24  Paul Koning  <ni1d@arrl.net>
+
+	* builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
+	WORDS_BIG_ENDIAN.
+
+2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
+
+	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  <nickc@redhat.com>
+
+	* 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  <rth@redhat.com>
+
+	* 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  <meissner@linux.vnet.ibm.com>
+
+	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  <bernds@codesourcery.com>
+	    Richard Sandiford  <rdsandiford@googlemail.com>
+
+	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  <schwab@linux-m68k.org>
+
+	* compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
+
+2011-01-22  Jan Hubicka  <jh@suse.cz>
+
+	PR lto/47333
+	* lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
+
+2011-01-22  Jan Hubicka  <jh@suse.cz>
+
+	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  <aesok@post.ru>
+
+	* 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  <Ulrich.Weigand@de.ibm.com>
+
+	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  <rth@redhat.com>
+
+	* 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  <nickc@redhat.com>
+
+	* config/rx/rx.md (cstoresf4): Pass comparison operator to
+	rx_split_fp_compare.
+
+2011-01-22  Nick Clifton  <nickc@redhat.com>
+
+	* 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  <law@redhat.com>
+
+	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  <aoliva@redhat.com>
+
+	PR debug/47402
+	Temporarily revert:
+	2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
+	PR debug/47106
+	* tree-dfa.c (create_var_ann): Mark variable as used.
+
+2011-01-21  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <law@redhat.com>
+
+	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  <jakub@redhat.com>
+
+	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  <aoliva@redhat.com>
+
+	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  <rguenther@suse.de>
+
+	PR middle-end/47395
+	* tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
+
+2011-01-21  Richard Guenther  <rguenther@suse.de>
+
+	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  <jakub@redhat.com>
+
+	* 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  <kai.tietz@onevision.com>
+
+	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  <amodra@gmail.com>
+
+	* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
+	builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
+
+2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+
+	* 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  <aesok@post.ru>
+
+	* 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  <aoliva@redhat.com>
+
+	PR debug/46583
+	* tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
+
+2011-01-20  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <rguenther@suse.de>
+
+	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  <jakub@redhat.com>
+
+	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  <rguenther@suse.de>
+
+	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  <mikestump@comcast.net>
+
+	* doc/tm.texi.in (BRANCH_COST): Englishify.
+	* doc/tm.texi (BRANCH_COST): Likewise.
+
+2011-01-19  Dodji Seketeli  <dodji@redhat.com>
+
+	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  <aoliva@redhat.com>
+
+	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  <aoliva@redhat.com>
+
+	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  <aoliva@redhat.com>
+
+	* c-parser.c (c_parser_for_statement): Initialize
+	collection_expression.
+
+2011-01-19  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
+
+2011-01-19  Joseph Myers  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <jakub@redhat.com>
+
+	* ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
+	simplify.
+
+	* ipa-split.c: Spelling fixes.
+
+2011-01-19  Richard Henderson  <rth@redhat.com>
+
+	* 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  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
+
+2011-01-19  Richard Henderson  <rth@redhat.com>
+
+	* 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  <amylaar@spamcop.net>
+
+	* 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  <jakub@redhat.com>
+
+	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  <sje@cup.hp.com>
+
+	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  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* 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  <ebotcazou@adacore.com>
+
+	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  <Ulrich.Weigand@de.ibm.com>
+
+	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  <rguenther@suse.de>
+
+	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  <ramana.radhakrishnan@arm.com>
+
+	* config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
+	(cortex_a9_dp): Handle neon types correctly.
+
+2011-01-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/47299
+	* expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: 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  <Ralf.Wildenhues@gmx.de>
+
+	* doc/lto.texi (LTO): Ensure two spaces after period.  Fix
+	spacing after 'e.g.', typos, comma, hyphenation.
+
+2011-01-17  Richard Henderson  <rth@redhat.com>
+
+	* 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_<code>.  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<code>): 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  <rth@redhat.com>
+
+	* except.c (dump_eh_tree): Fix stray ; after for statement.
+
+2011-01-17  Richard Guenther  <rguenther@suse.de>
+
+	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  <iant@google.com>
+
+	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  <hongjiu.lu@intel.com>
+
+	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<ssemodesuffix><avxmodesuffix>):
+	Use <avxpermvecmode> on mask register.
+	(avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
+
+2011-01-17  Olivier Hainque  <hainque@adacore.com>
+	    Michael Haubenwallner  <michael.haubenwallner@salomon.at>
+	    Eric Botcazou  <ebotcazou@adacore.com>
+
+	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  <Ralf.Wildenhues@gmx.de>
+
+	* 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  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_classify_symbol): Don't return
+	SYMBOL_PC_RELATIVE for nonlocal labels.
+
+2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
+
+2011-01-15  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/47276
+	* ipa.c (function_and_variable_visibility): Do not try to mark alias
+	declarations as needed.
+
+2011-01-15  Martin Jambor  <mjambor@suse.cz>
+
+	* 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  <mjambor@suse.cz>
+
+	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  <joseph@codesourcery.com>
+
+	* config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
+	* config/i386/i386.opt (msse5): New Alias.
+
+2011-01-14  Joseph Myers  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
+
+2011-01-14  Mike Stump  <mikestump@comcast.net>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
+
+2011-01-14  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
+	ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
+
+2011-01-14  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
+	-nodefaultlib.
+
+2011-01-14  Joseph Myers  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* config/avr/avr.h (CPP_SPEC): Don't handle -posix.
+	(CC1_SPEC): Don't handle -profile.
+
+2011-01-14  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
+	* config/mips/mips.h (CC1_SPEC): Likewise.
+
+2011-01-14  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
+	* config/mips/mips.h (CC1_SPEC): Likewise.
+
+2011-01-14  Joseph Myers  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* 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  <joseph@codesourcery.com>
+
+	* config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
+	* config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
+
+2011-01-14  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
+
+2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
+	supports -Bstatic/-Bdynamic.
+	* configure: Regenerate.
+
+2011-01-14  Jan Hubicka  <jh@suse.cz>
+	    Jack Howarth  <howarth@bromo.med.uc.edu>
+
+	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  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	* tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
+
+2011-01-14  Richard Guenther  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	PR middle-end/47281
+	Revert
+	2011-01-11  Richard Guenther  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	PR tree-optimization/47286
+	* tree-ssa-structalias.c (new_var_info): Register variables are global.
+
+2011-01-14  Martin Jambor  <mjambor@suse.cz>
+
+	PR middle-end/46823
+	* tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
+
+2011-01-13  Anatoly Sokolov  <aesok@post.ru>
+
+	* 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  <kai.tietz@onevision.com>
+
+	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  <meissner@linux.vnet.ibm.com>
+
+	PR target/47251
+	* config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
+	floating point.
+	(floatunsdidf2_fcfidu): Ditto.
+
+2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* config/s390/s390.c (print_operand_address): Replace 'error' with
+	'output_operand_lossage'.
+	(print_operand): Likewise.
+
+2011-01-13  Jeff Law  <law@redhat.com>
+
+	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  <dodji@redhat.com>
+
+	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  <abel@ispras.ru>
+
+	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  <rth@redhat.com>
+
+	* 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<INT>_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  <aesok@post.ru>
+
+	* 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  <kai.tietz@onevision.com>
+
+	PR debug/47209
+	* dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
+	of type.
+
+2011-01-12  Jan Hubicka  <jh@suse.cz>
+
+	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  <rguenther@suse.de>
+
+	PR lto/47259
+	* lto-streamer-out.c (output_gimple_stmt): Do not wrap
+	register variables in a MEM_REF.
+
+2011-01-12  Joseph Myers  <joseph@codesourcery.com>
+
+	* 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  <rguenther@suse.de>
+
+	PR other/46946
+	* doc/invoke.texi (ffast-math): Document it is turned on
+	with -Ofast.
+
+2011-01-12  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/47233
+	* opts.c (common_handle_option): Disable ipa-reference with profile
+	feedback.
+
+2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
+
+	* c-parser.c (c_parser_objc_at_property_declaration): Improved
+	error message.
+
+2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
+
+	* c-parser.c (c_lex_one_token): Updated and reindented some
+	comments.  No changes in code.
+
+2011-01-11  Ian Lance Taylor  <iant@google.com>
+
+	* 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  <iant@google.com>
+
+	* godump.c (go_format_type): Don't generate float80.
+
+2011-01-11  Richard Henderson  <rth@redhat.com>
+
+	* 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  <jh@suse.cz>
+
+	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  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	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  <rguenther@suse.de>
+
+	PR tree-optimization/47239
+	* tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
+
+2011-01-11  Jeff Law  <law@redhat.com>
+
+	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  <jh@suse.cz>
+
+	PR lto/45375
+	* lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
+
+2011-01-10  Jan Hubicka  <jh@suse.cz>
+
+	PR lto/45375
+	* profile.c (read_profile_edge_counts): Ignore profile inconistency
+	when correcting profile.
+
+2011-01-10  Jan Hubicka  <jh@suse.cz>
+
+	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  <Ralf.Wildenhues@gmx.de>
+
+	* 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  <Ralf.Wildenhues@gmx.de>
+
+	* 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  <law@redhat.com>
+
+	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  <jh@suse.cz>
+
+	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  <hongjiu.lu@intel.com>
+
+	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  <iains@gcc.gnu.org>
+
+	* config/darwin-sections.def: Remove unused section.
+
+2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
+
+	PR c++/47218
+	* cgraphunit.c (assemble_thunk): Call resolve_unique_section.
+
+2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
+
+	PR objc/47232
+	* c-parser.c (c_parser_declaration_or_fndef): Improved
+	error message.
+
+2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
+
+	* config/i386/winnt.c (i386_pe_start_function): Make sure
+	to switch back to function's section.
+
+2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
+
+	PR gcc/46902
+	PR testsuite/46912
+	* plugin.c: Move include of dlfcn.h from here...
+	* system.h: ... to here.
+
+2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* 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  <nicola.pero@meta-innovation.com>
+
+	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  <jh@suse.cz>
+
+	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  <joseph@codesourcery.com>
+
+	* opts.c (finish_options): Set opts->x_flag_opts_finished to true,
+	not false.
+
+2011-01-07  Jan Hubicka  <jh@suse.cz>
+
+	* 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  <jh@suse.cz>
+
+	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  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu.h (ASM_COMMENT_START): Define.
+
+2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
+
+	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  <jakub@redhat.com>
+
+	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  <jh@suse.cz>
+
+	PR lto/45375
+	* lto-opt.c (lto_reissue_options): Set flag_shlib.
+
+2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
+
+	* 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  <iains@gcc.gnu.org>
+
+	* 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  <aesok@post.ru>
+
+	* 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  <ebotcazou@adacore.com>
+
+	PR debug/46704
+	* dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
+	when it is not empty.
+
+2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
+
+	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  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	PR target/43309
+	* config/i386/i386.c (legitimize_tls_address)
+	<TLS_MODEL_INITIAL_EXEC>: 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  <gerald@pfeifer.com>
+
+	* doc/invoke.texi (Overall Options): Improve wording and markup
+	of the description of -wrapper.
+
+2011-01-06  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
+	rdynamic, threads): New Driver options.
+
+2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	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  <jh@suse.cz>
+
+	PR lto/47188
+	* collect2.c (main): Do not enable LTOmode when plugin is active.
+
+2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	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  <joseph@codesourcery.com>
+
+	* config/linux-android.opt (tno-android-cc, tno-android-ld): New
+	Driver options.
+
+2011-01-06  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <irar@il.ibm.com>
+
+	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  <joseph@codesourcery.com>
+
+	* config/rtems.opt: New.
+	* config.gcc (*-*-rtems*): Use rtems.opt.
+
+2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
+
+	* config/i386/i386.c (ix86_option_override_internal): Bulldozer
+	processors do not support 3DNow instructions.
+
+2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu.c (spu_option_override): Set parameter
+	PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
+
+2011-01-05  Jan Hubicka  <jh@suse.cz>
+
+	* lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
+	at the command line.
+
+2011-01-05  Martin Jambor  <mjambor@suse.cz>
+
+	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  <tromey@redhat.com>
+
+	* 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  <Ulrich.Weigand@de.ibm.com>
+
+	* 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  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
+
+2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
+
+	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  <ebotcazou@adacore.com>
+
+	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  <ebotcazou@adacore.com>
+
+	* dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
+	initializer.  Skip view conversions from aggregate types.
+
+2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
+
+	PR bootstrap/47055
+	* libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
+
+2011-01-04  Philipp Thomas  <pth@suse.de>
+
+	* config/microblaze/microbalse.opt (mxl-float-convert): Fix
+	obvious typo.
+
+2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* function.c (thread_prologue_and_epilogue_insns): Do not crash
+	on empty epilogue sequences.
+
+2011-01-04  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
+	non-static): New Driver options.
+
+2011-01-04  Jie Zhang  <jie@codesourcery.com>
+
+	PR driver/47137
+	* gcc.c (default_compilers[]): Set combinable field to 0
+	for all assembly languages.
+
+2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
+
+	* 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  <ebotcazou@adacore.com>
+
+	PR middle-end/47017
+	* expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
+	instead of convert_memory_address_addr_space on the base expression.
+
+2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu.c (spu_option_override): Update error text
+	for bad -march= / -mtune= values.
+
+2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
+	if branch-hint optimization will be performed.
+
+2011-01-03  Jakub Jelinek  <jakub@redhat.com>
+
+	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  <sebastian.pop@amd.com>
+
+	PR tree-optimization/47021
+	* graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
+
+2011-01-03  Jakub Jelinek  <jakub@redhat.com>
+
+	* 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  <mjambor@suse.cz>
+
+	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  <hongjiu.lu@intel.com>
+
+	PR driver/47137
+	* gcc.c (main): Revert revision 168407.
+
+2011-01-03  Martin Jambor  <mjambor@suse.cz>
+
+	* lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
+
+2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* 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  <mjambor@suse.cz>
+
+	* cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
+	a thunk.
+
+2011-01-03  Martin Jambor  <mjambor@suse.cz>
+
+	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  <hongjiu.lu@intel.com>
+
+	PR driver/47137
+	* gcc.c (main): Don't check have_o when settting combine_inputs.
+
+2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* 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  <jakub@redhat.com>
+
+	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  <mingjie.xing@gmail.com>
+
+	* 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  <jh@suse.cz>
+
+	* tree-loop-distribution.c (tree_loop_distribution): Do not use freed
+	memory.
+
+2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
+
+	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.