1 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3 * doc/invoke.texi: Correct usage of "command line" (noun)
4 vs "command-line" (adjective) throughout.
6 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8 * doc/invoke.texi (Language Independent Options): Move
9 -Wcoverage-mismatch blurb from here....
10 (Warning Options): ...to here.
12 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
14 * config/rs6000/rs6000.c (rs6000_option_override_internal):
15 Set rs6000_always_hint to false for 476.
17 2012-01-27 Matthias Klose <doko@ubuntu.com>
19 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
21 * incpath.c (add_standard_paths): Likewise.
23 2012-01-27 Richard Henderson <rth@redhat.com>
25 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
26 * config/m68k/sync.md (atomic_test_and_set): Rename from
27 sync_test_and_setqi and adjust the operands.
28 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
29 and unconditionally enable.
31 2012-01-27 Richard Henderson <rth@redhat.com>
33 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
34 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
35 (ldstub): Rename from ldstubqi.
36 (ldstub<I24MODE>): Remove.
38 2012-01-27 Richard Henderson <rth@redhat.com>
40 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
41 * c-cppbuiltin.c (cpp_atomic_builtins): Define
42 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
43 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
44 * doc/tm.texi: Rebuild.
46 2012-01-27 Richard Henderson <rth@redhat.com>
48 * optabs.c (gen_atomic_test_and_set): Remove default.
49 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
51 2012-01-26 Jakub Jelinek <jakub@redhat.com>
53 PR rtl-optimization/51978
54 * ree.c (make_defs_and_copies_lists): Change set_pat type
56 (combine_reaching_defs): Likewise.
57 (struct re_info): Remove.
58 (add_removable_extension): Remove x and data arguments,
59 add insn, insn_list and def_map. Use the arguments directly
60 instead of using struct re_info.
61 (find_removable_extensions): Don't call add_removable_extension
62 through note_stores, instead just call it with single_set
64 (find_and_remove_re): Pass curr_cand->expr instead of
65 PATTERN (curr_cand->insn) as set_pat argument to
66 combine_reaching_defs.
68 2012-01-26 Michael Matz <matz@suse.de>
70 PR tree-optimization/46590
71 * cfgexpand.c: Revert last change (r183305).
72 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
74 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
75 checking for emptiness.
77 2012-01-26 Jakub Jelinek <jakub@redhat.com>
80 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
81 non-addressable non-BLKmode base correctly.
83 2012-01-26 Michael Matz <matz@suse.de>
85 PR tree-optimization/48794
86 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
87 regions referenced from RESX/EH_DISPATCH.
89 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
91 * config/s390/s390.h: Make BRANCH_COST an option.
92 * config/s390/s390.opt: New option -mbranch-cost.
94 2012-01-26 Richard Henderson <rth@redhat.com>
96 Revert 2012-01-24 change:
97 * trans-mem.c (requires_barrier): Do not instrument thread local
98 variables and emit save/restore for them.
100 2012-01-25 Jakub Jelinek <jakub@redhat.com>
103 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
106 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
108 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
111 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
114 Rename __pgm to __flash.
115 Rename __pgm1 to __flash1.
116 Rename __pgm2 to __flash2.
117 Rename __pgm3 to __flash3.
118 Rename __pgm4 to __flash4.
119 Rename __pgm5 to __flash5.
120 Rename __pgmx to __memx.
121 * doc/extend.texi (AVR Named Address Spaces)
122 Rename address space names as indicated above.
123 * config/avr/avr.c (avr_addrspace): Ditto.
125 * config/avr/avr-protos.h
126 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
127 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
128 * config/avr/predicates.md: Ditto.
129 * config/avr/avr.c Ditto, and
130 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
131 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
133 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
134 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
135 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
136 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
137 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
138 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
139 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
140 * config/avr/avr.c: Ditto.
141 * config/avr/avr.md: Ditto.
143 2012-01-25 Jason Merrill <jason@redhat.com>
146 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
148 2012-01-25 Jakub Jelinek <jakub@redhat.com>
150 PR tree-optimization/51987
151 * tree-data-ref.c (get_references_in_stmt): Handle references in
152 non-volatile GIMPLE_ASM.
154 2012-01-25 Richard Guenther <rguenther@suse.de>
156 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
157 bases are dereferenced.
159 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
161 PR rtl-optimization/48374
162 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
164 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
166 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
167 compute_data_dependences_for_loop returns false.
168 * tree-parloops.c (loop_parallel_p): Likewise.
170 2012-01-25 Richard Guenther <rguenther@suse.de>
172 * tree.h (get_pointer_alignment_1): Declare.
173 * builtins.c (get_pointer_alignment_1): New function.
174 (get_pointer_alignment): Use it.
176 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
178 PR rtl-optimization/48308
179 * combine.c (enum undo_kind): Add UNDO_LINKS.
180 (struct undo): Add member l to other_contents and where.
181 (do_SUBST_LINK): New.
183 (try_combine): Handle LOG_LINKS for the dummy i1 case.
184 (undo_all): Handle UNDO_LINKS.
186 2012-01-25 Richard Henderson <rth@redhat.com>
188 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
191 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
193 * optabs.c (gen_atomic_test_and_set): Use each argument.
195 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
197 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
198 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
199 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
200 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
201 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
202 TARGET_PAIRED_SINGLE_FLOAT.
204 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
206 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
207 (in_struct, return_val): Remove MEM documentation.
208 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
209 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
210 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
212 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
213 * cfgexpand.c (add_alias_set_conflicts): Likewise.
214 * expr.c (store_field): Likewise.
215 * function.c (assign_stack_temp_for_type): Likewise.
216 * ifcvt.c (noce_try_cmove_arith): Likewise.
217 * reload1.c (reload): Likewise.
218 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
219 (alpha_set_memflags): Likewise.
220 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
222 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
224 * rtl.h (true_dependence, canon_true_dependence): Remove varies
226 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
227 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
228 (true_dependence_1, true_dependence, canon_true_dependence): Remove
230 * cselib.c (cselib_rtx_varies_p): Delete.
231 (cselib_invalidate_mem): Update call to canon_true_dependence.
232 * dse.c (record_store, check_mem_read_rtx): Likewise.
233 (scan_reads_nospill): Likewise.
234 * cse.c (check_dependence): Likewise.
235 (cse_rtx_varies_p): Delete.
236 * expr.c (safe_from_p): Update call to true_dependence.
237 * ira.c (validate_equiv_mem_from_store): Likewise.
238 (memref_referenced_p): Likewise.
239 * postreload-gcse.c (find_mem_conflicts): Likewise.
240 * sched-deps.c (sched_analyze_2): Likewise.
241 * store-motion.c (load_kills_store): Likewise.
242 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
243 * gcse.c (mems_conflict_for_gcse_p): Likewise.
244 (compute_transp): Update call to canon_true_dependence.
246 2012-01-25 Richard Henderson <rth@redhat.com>
248 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
249 (maybe_emit_atomic_test_and_set): New.
250 (expand_sync_lock_test_and_set): Use it.
251 (expand_atomic_test_and_set): Likewise.
252 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
253 the implementation; clarify implementation defined details.
254 * doc/md.texi (atomic_test_and_set): Document.
256 2012-01-25 Richard Henderson <rth@redhat.com>
258 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
260 2012-01-25 Richard Henderson <rth@redhat.com>
263 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
264 to effect no-op split.
266 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
269 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
270 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
271 (BT_FN_VOID_PTR_INT_SIZE): New.
272 (BT_FN_UINT_UINT_VAR): Remove.
273 (BT_FN_UINT32_UINT32_VAR): New.
274 (BT_FN_DOUBLE_VPTR): Remove.
275 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
277 * gtm-builtins.def (_ITM_abortTransaction): Set return type to
279 (_ITM_changeTransactionMode): Same.
280 (_ITM_memmoveRtWt): Change return type to void.
281 (_ITM_memcpyRtWt): Same.
282 (_ITM_memsetW): Same.
283 (_ITM_RaRD): Change types to double.
288 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
290 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
291 Patrick Marlier <patrick.marlier@gmail.com>
293 * trans-mem.c (requires_barrier): Do not instrument thread local
294 variables and emit save/restore for them.
296 2012-01-24 Jason Merrill <jason@redhat.com>
299 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
300 output static aliases.
302 2012-01-24 Jakub Jelinek <jakub@redhat.com>
305 * common.opt (-pie, -shared, pie, shared): Change from Common to
307 * gcc.c (display_help): Display help for -pie and -shared.
309 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
312 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
313 Remove note on size/offset limitation.
314 (AVR Variable Attributes): Add example how to read data located
315 with progmem. Refer to named address spaces.
316 * doc/invoke.texi (AVR Options): Fix typo.
318 2012-01-24 Richard Guenther <rguenther@suse.de>
320 Forward-port to trunk
321 2010-09-21 Jakub Jelinek <jakub@redhat.com>
324 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
325 op0 isn't sufficiently aligned and there is movmisalignM
326 insn for mode, use it to load op0 into a temporary register.
328 2012-01-24 Jakub Jelinek <jakub@redhat.com>
331 * target.def (const_not_ok_for_debug_p): New hook.
332 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
334 * doc/tm.texi: Regenerated.
335 * dwarf2out.c (const_ok_for_output_1): If
336 targetm.const_not_ok_for_debug_p returns true, fail.
337 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
339 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
341 2012-01-23 Kai Tietz <ktietz@redhat.com>
344 * config/i386/predicates.md (symbolic_operand): Allow
345 UNSPEC_PCREL as PIC expression for lea.
346 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
347 * config/i386/i386.c (ix86_delegitimize_address): Handle
348 UNSPEC_PCREL for none-MEM, too.
350 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
352 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
353 (ipa_tm_create_version_alias): Same.
355 2012-01-18 Uros Bizjak <ubizjak@gmail.com>
358 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
359 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
361 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
362 Patrick Marlier <patrick.marlier@gmail.com>
363 Iain Sandoe <developer@sandoe-acoustics.co.uk>
366 * lto-wrapper.c (run_gcc): Pass the LTO section name to
367 simple_object_start_read.
369 2012-01-23 Richard Guenther <rguenther@suse.de>
372 PR tree-optimization/51895
373 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
374 parameter decomposition into BLKmode components.
376 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
378 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
379 fake variables for restrict-qualified pointers whose pointed-to type
380 contains a placeholder.
382 2012-01-23 Richard Guenther <rguenther@suse.de>
384 PR tree-optimization/51949
385 * ipa-split.c (execute_split_functions): Do not split malloc functions.
387 2012-01-23 Jakub Jelinek <jakub@redhat.com>
389 PR rtl-optimization/51933
390 * ree.c (transform_ifelse): Return true right away if dstreg is
391 already wider or equal to cand->mode.
392 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
393 (make_defs_and_copies_lists): Remove defs_list and copies_list
394 arguments, add state argument, just truncate state->work_list
395 instead of always allocating and freeing the vector. Assert that
396 get_defs succeeds instead of returning 2. Changed return type to bool.
397 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
398 have ext_src_mode, see if it has been modified already with the
399 right kind of extension and has been extended before from the
400 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
401 just return true. Remember the original mode in state->modified array.
402 (combine_reaching_defs): Add state argument. Don't allocate and
403 free here def_list, copied_list and vec vectors, instead just
404 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
405 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
406 Add state variable, clear vectors in it, initialize state.modified
407 if needed. Free all the vectors at the end and state.modified too.
408 Don't skip a candidate if the extension expression has been modified.
410 2012-01-22 Douglas B Rupp <rupp@gnat.com>
413 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
414 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
415 (extra_options) interix.opt -> i386/interix.opt"
416 (extra_objs):Add winnt-stubs.o
417 * configure.ac: Add interix to target_os .comm on PE check.
418 * configure: Regenerate.
419 * config/interix3.h: Delete and move bits to..
420 * config/interix.h: Delete and move bits to..
421 * config/i386/i386-interix3.h: Delete and move bits to..
422 * config/i386/i386-interix.h: ..here.
423 (TARGET_CPU_DEFAULT): Remove redefinition.
424 (TARGET_ASM_CONSTRUCTOR): Undefine.
425 (SUBTARGET_SWITCHES): Define for ms-bitfields.
426 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
427 (PTRDIFF_TYPE): Define.
428 (LONG_DOUBLE_TYPE_SIZE): Define.
429 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
430 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
431 (TARGET_SECTION_TYPE_FLAGS): Define.
432 (ASM_DECLARE_FUNCTION_NAME): Define.
433 (ASM_OUTPUT_EXTERNAL): Define.
434 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
435 (ASM_OUTPUT_ALIGNED_BSS): Define.
436 (PCC_BITFIELD_TYPE_MATTERS): Define.
437 (USE_CONST_SECTION): Define.
438 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
439 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
440 (SUPPORTS_ONE_ONLY): Remove.
441 (I386_PE_STRIP_ENCODING): Define.
442 * config/interix.opt: Delete and move bits to..
443 * config/i386/interix.opt: ..here. New.
444 (mpe-aligned-commons): Add.
445 * config/i386/t-interix: Add copyright header.
446 (winnt-stubs.o): Add rule.
448 2012-01-22 Jason Merrill <jason@redhat.com>
451 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
452 for extra name aliases.
454 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
456 PR rtl-optimization/51924
457 * ree.c (combine_set_extension): Improve debugging message.
458 (combine_reaching_defs): Likewise.
459 (get_defs): Rename confusingly named variable.
460 (find_and_remove_re): Skip a candidate if the extension expression has
463 2012-01-21 Robert Millan <rmh@gnu.org>
464 Gerald Pfeifer <gerald@pfeifer.com>
466 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
467 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
469 2012-01-20 Jakub Jelinek <jakub@redhat.com>
471 PR tree-optimization/51914
472 * tree-vect-stmts.c (vectorizable_conversion): For
473 cvt_type && modifier == WIDEN, put temporary with cvt_type
474 at the beginning of vec_dsts and set vec_dest to temporary
477 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
479 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
481 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
483 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
484 * config/rs6000/rs6000.c: Likewise.
486 2012-01-20 Jakub Jelinek <jakub@redhat.com>
489 * config/arm/arm.c (arm_count_output_move_double_insns): Call
490 output_move_double on a copy of operands array.
492 2012-01-20 Cary Coutant <ccoutant@google.com>
493 Dodji Seketeli <dodji@redhat.com>
496 * dwarf2out.c (copy_declaration_context): Return ref to parent
497 of declaration DIE, if necessary.
498 (remove_child_or_replace_with_skeleton): Add new parameter; update
499 caller. Place skeleton DIE under parent DIE of original declaration.
500 Move call to copy_declaration_context to here ...
501 (break_out_comdat_types): ... from here.
503 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
505 PR rtl-optimization/51856
506 * reload.c (find_reloads_subreg_address): Set the address_reloaded
509 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
512 * config/arm/arm.c (arm_print_operand): Correct output of alignment
513 hints for neon loads and stores.
515 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
519 * doc/extend.texi (Named Address Spaces): Split into subsections.
520 (AVR Named Address Spaces): New subsection.
521 (M32C Named Address Spaces): New subsection.
522 (RL78 Named Address Spaces): New subsection.
523 (SPU Named Address Spaces): New subsection.
524 (Variable Attributes): New anchor "AVR Variable Attributes".
525 (AVR Variable Attributes): Rewrite and avoid wording
526 "address space" in this context.
527 * doc/invoke.texi (AVR Options): Rewrite and add documentation
528 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
529 (AVR Built-in Macros): New subsubsection therein.
530 * doc/md.texi (AVR constraints): Remove "C04", "R".
532 2012-01-20 Richard Guenther <rguenther@suse.de>
534 PR tree-optimization/51903
535 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
538 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
541 * config/arm/arm.c (arm_load_pic_register): Use
542 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
543 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
544 (arm_pic_static_addr): Likewise.
545 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
546 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
547 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
548 (pic_load_addr_unified): New.
550 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
553 * function.c (instantiate_virtual_regs_in_insn): Use
554 delete_insn_and_edges when removing a wrong asm insn.
556 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
558 PR rtl-optimization/40761
559 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
560 Add new member loop_num.
561 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
562 (ira_build): Remove the parameter.
564 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
565 (ira.c): Do not build CFG loops for one region allocation. Remove
566 argument from ira_build call.
568 * ira-build.c (init_loop_tree_node): New function.
569 (create_loop_tree_nodes): Use it. Separate the case when CFG
571 (more_one_region_p): Check current_loops.
572 (finish_loop_tree_nodes): Separate the case when CFG loops are not
574 (add_loop_to_tree): Process loop equal to NULL too.
575 (form_loop_tree): Separate the case when CFG loops are not built.
576 Use explicitly number for the root.
577 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
579 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
580 instead of loop->num.
581 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
582 (mark_all_loops_for_removal): Ditto.
583 (remove_unnecessary_regions): Separate the case when CFG loops
585 (ira_build): Remove the parameter. Use explicit number of regions
586 when CFG loops are not built.
588 * ira-color.c (print_loop_title): Separate the case for the root node.
589 Use loop_num instead of loop->num.
590 (move_spill_restore): Use loop_num instead of loop->num.
592 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
593 (change_loop): Ditto.
594 (change_loop): Use loop_num instead of loop->num.
596 * ira-lives.c (process_bb_node_lives): Ditto.
598 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
600 * ira-conflicts.c (print_allocno_conflicts): Ditto.
602 2012-01-19 Jakub Jelinek <jakub@redhat.com>
605 * tree-mudflap.c (mf_artificial): New function.
606 (execute_mudflap_function_ops, execute_mudflap_function_decls,
607 mx_register_decls, mudflap_enqueue_decl): Use it.
610 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
611 numbers in the insn pattern.
613 2012-01-19 Michael Matz <matz@suse.de>
615 PR tree-optimization/46590
616 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
617 use it in remembering which conflicts we already created.
618 (add_scope_conflicts): Adjust call to above, (de)allocate helper
621 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
624 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
625 (merge_and_complain): Same.
627 2012-01-19 Jakub Jelinek <jakub@redhat.com>
630 * config/initfini-array.h: Guard content of the header
631 with #ifdef HAVE_INITFINI_ARRAY.
632 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
633 Add initfini-array.h to tm_file here.
634 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
635 * config.gcc: Don't add initfini-array.h to tm_file here.
636 * configure: Regenerated.
638 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
640 PR rtl-optimization/51505
641 * df-problems.c (df_kill_notes): New parameter live. Update comment.
642 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
643 (df_note_bb_compute): Update the call to df_kill_notes.
645 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
647 * trans-mem.c (requires_barrier): Remove call to is_global_var.
649 2012-01-18 Richard Guenther <rguenther@suse.de>
651 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
652 of conversions to void *.
654 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
655 Richard Sandiford <rdsandiford@googlemail.com>
659 * optabs.h (simplify_expand_binop): Declare.
660 * optabs.c (simplify_expand_binop): Make global.
661 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
662 endian targets if the source cannot be exactly covered by word
665 2012-01-17 Jakub Jelinek <jakub@redhat.com>
668 * hard-reg-set.h (struct hard_reg_set_container): New type.
669 * target.h (struct hard_reg_set_container): Forward declare.
670 * target.def (set_up_by_prologue): New target hook.
671 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
672 * doc/tm.texi: Regenerated.
673 * function.c (thread_prologue_and_epilogue_insns): Change
674 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
675 Call targetm.set_up_by_prologue on it.
676 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
677 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
679 2012-01-17 Nick Clifton <nickc@redhat.com>
681 * config/rx/rx.c (rx_can_use_simple_return): New function.
682 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
683 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
685 2012-01-17 Richard Guenther <rguenther@suse.de>
688 * expr.c (expand_assignment): Take address-space information
689 from the address operand of MEM_REF and TARGET_MEM_REF.
690 (expand_expr_real_1): Likewise.
692 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
694 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
695 reload dump is requested.
697 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
700 * trans-mem.c (requires_barrier): Call may_be_aliased.
702 2012-01-17 Jakub Jelinek <jakub@redhat.com>
704 PR tree-optimization/51877
705 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
706 call arguments and fndecls compare equal, instead return false if they
707 don't. Return true only if lhs1 and lhs2 are either both NULL, or
708 both SSA_NAMEs that are valueized the same, or they satisfy
711 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
713 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
715 * configure: Regenerate.
717 2012-01-16 Jan Hubicka <jh@suse.cz>
721 * convert.c (convert_to_integer): Use fold_convert for
722 converting an INTEGER_CST to integer type.
724 2012-01-16 Jason Merrill <jason@redhat.com>
727 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
729 2012-01-16 Jakub Jelinek <jakub@redhat.com>
732 * config/s390/s390.c (s390_chunkify_start): Don't skip
733 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
734 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
735 If insn is followed by NOTE_INSN_VAR_LOCATION or
736 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
737 Don't use location of note insns.
739 PR tree-optimization/51865
740 * tree-inline.c (tree_function_versioning): Call remap_decl
741 on DECL_RESULT whenever it has VOID_TYPE_P type.
743 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
745 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
746 for calls to locally-binding MIPS16 functions if only the return
747 type uses float regs.
749 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
750 Richard Sandiford <rdsandiford@googlemail.com>
752 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
753 (SYMBOL_32_HIGH): Likewise.
754 (mips_output_tls_reloc_directive): Declare.
755 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
756 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
757 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
758 (mips_lo_relocs, mips_hi_relocs): Make extern.
759 (mips16_stub_function): Move up file.
760 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
761 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
762 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
763 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
764 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
765 (mips_get_tp): Add MIPS16 support.
766 (mips_legitimize_tls_address): Remove MIPS16 sorry().
767 Generalize DTPREL and TPREL handling.
768 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
769 Add MIPS16 TLS support.
770 (mips_output_tls_reloc_directive): New function.
771 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
772 * config/mips/predicates.md (symbolic_operand_with_high)
773 (tls_reloc_operand): New predicates.
774 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
775 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
776 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
777 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
778 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
779 (*tls_get_tp_mips16_call_<mode>): Likewise.
781 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
783 PR rtl-optimization/51821
784 * recog.c (peep2_find_free_register): Determine clobbered registers
787 2012-01-14 Denis Chertykov <chertykov@gmail.com>
790 * config/avr/avr-protos.h: Revert change of 2012-01-09.
791 * config/avr/avr.c: Likewise.
792 * config/avr/avr.h: Likewise.
794 2012-01-13 Ian Lance Taylor <iant@google.com>
797 * tree.h (TYPE_QUALS): Add cast to int.
798 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
800 2012-01-13 Ian Lance Taylor <iant@google.com>
802 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
803 comparing param_index to VEC_length result.
805 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
807 * c-decl.c: Do not include tree-mudflap.h
808 * tree-optimize.c: Likewise.
809 * Makefile.in: Update dependencies.
811 2012-01-13 Richard Guenther <rguenther@suse.de>
814 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
815 variable-sized result always use RSO.
817 2012-01-12 DJ Delorie <dj@redhat.com>
819 * cfgexpand.c (convert_debug_memory_address): Allow any valid
820 pointer type, not just the default pointer type.
822 2012-01-09 Richard Henderson <rth@redhat.com>
823 Denis Chertykov <chertykov@gmail.com>
826 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
827 * config/avr/avr.c (avr_can_eliminate): Simplify.
828 (avr_initial_elimination_offset): Likewise.
829 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
830 (expand_epilogue): Likewise.
831 (avr_legitimize_address): Gut.
832 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
833 (avr_hard_regno_nregs): New.
834 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
835 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
836 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
837 add soft frame pointer.
838 (CALL_USED_REGISTERS): Likewise.
839 (REG_CLASS_CONTENTS): Likewise.
840 (REGISTER_NAMES): Likewise.
841 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
842 (HARD_FRAME_POINTER_REGNUM): New.
843 (FRAME_POINTER_REGNUM): Use soft frame pointer.
844 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
845 remove the HARD_FRAME_POINTER self-elimination.
847 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
850 * config/avr/avr.c (avr_encode_section_info): Test for absence of
851 DECL_EXTERNAL when checking for initializers of progmem variables.
853 2012-01-12 Ira Rosen <irar@il.ibm.com>
855 PR tree-optimization/51799
856 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
857 that the last operation is a type demotion.
859 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
861 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
862 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
864 2012-01-11 Jakub Jelinek <jakub@redhat.com>
867 * combine.c (distribute_notes): If i3 is a noreturn call,
868 allow old_size to be equal to args_size and make sure the
869 noreturn call gets REG_ARGS_SIZE note.
870 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
871 on noreturn calls even when the delta is 0.
873 2012-01-11 Nathan Sidwell <nathan@acm.org>
875 * gcov.c (STRING_SIZE): Remove.
876 (generate_results): Erase annotations for source files with no
877 coverage information.
879 (output_lines): Use it.
881 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
883 * gimple.h (gimplify_body): Remove first argument.
884 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
885 pointer set here, instead just pass DATA to walk_tree.
886 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
887 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
888 (unvisit_body): Likewise, but with unmark_visited.
889 (gimplify_body): Remove BODY_P argument and adjust.
890 (gimplify_function_tree): Adjust call to gimplify_body.
891 * omp-low.c (finalize_task_copyfn): Likewise.
893 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
895 * tree.h (build_function_decl_skip_args): Add boolean parameter.
896 (build_function_type_skip_args): Delete.
897 * tree.c (build_function_type_skip_args): Make static and add
898 SKIP_RETURN parameter. Fix thinko in the handling of variants.
899 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
900 pass it to build_function_type_skip_args.
901 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
902 (tree_function_versioning): Likewise.
903 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
904 build_function_decl_skip_args.
905 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
906 and pass it to build_function_decl_skip_args/tree_function_versioning.
907 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
908 * ipa-inline-transform.c (save_inline_function_body): Likewise.
909 * trans-mem.c (ipa_tm_create_version): Likewise.
910 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
911 * tree-inline.c (declare_return_variable): Remove always-true test.
912 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
913 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
914 * ipa-split.c (split_function): Skip the return value for the split
915 part if it doesn't return.
917 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
919 PR tree-optimization/49642
920 * ipa-split.c (forbidden_dominators): New variable.
921 (check_forbidden_calls): New function.
922 (dominated_by_forbidden): Likewise.
923 (consider_split): Check for forbidden dominators.
924 (execute_split_functions): Initialize and free forbidden
925 dominators info; call check_forbidden_calls.
927 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
929 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
931 2012-01-11 Nick Clifton <nickc@redhat.com>
933 * config/rx/rx.md (return): Define pattern.
935 2012-01-11 Richard Guenther <rguenther@suse.de>
937 * doc/extend.texi (malloc attribute): Adjust according to
940 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
941 Patrick Marlier <patrick.marlier@gmail.com>
944 * trans-mem.c (get_cg_data): Traverse aliases if requested.
945 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
946 (ipa_tm_note_irrevocable): Same.
947 (ipa_tm_scan_irr_block): Same.
948 (ipa_tm_decrement_clone_counts): Same.
949 (ipa_tm_scan_irr_function): Same.
950 (ipa_tm_create_version_alias): Same.
951 (ipa_tm_create_version): Same.
952 (ipa_tm_transform_calls_redirect): Same.
953 (ipa_tm_transform_calls): Same.
954 (ipa_tm_transform_transaction): Same.
955 (ipa_tm_execute): Same.
957 2012-01-10 Richard Guenther <rguenther@suse.de>
960 * opts.c (common_handle_option): Handle -Werror.
962 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
964 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
967 2012-01-10 Jason Merrill <jason@redhat.com>
969 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
972 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
974 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
975 supports R_386_TLS_GD_PLT reloc.
976 (gcc_cv_as_ix86_tlsldmplt): Check if linker
977 supports R_386_TLS_LDM_PLT reloc.
978 * configure: Regenerate.
979 * config.in: Regenerate.
981 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
984 Extend __pgmx semantics to linearize memory.
985 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
986 determine if code comes inline or from libgcc.
987 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
988 (movmem_qi, movmem_qi): Set constraint #2 to "n".
989 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
990 (movmemx_qi, movmemx_hi): New insns.
991 (xload_<mode>_libgcc): Rewrite to new insn condition.
992 (xload_<mode>): Remove insns.
993 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
994 cases that don't satisfy avr_xload_libgcc_p().
995 (avr_addr_space_convert): Allow converting in any direction.
996 (avr_addr_space_subset_p): Return always true.
997 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
998 (avr_emit_movmemhi): Ditto.
999 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1000 (avr_out_movmem): Ditto.
1001 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1002 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1003 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1004 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1005 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1007 2012-01-10 Richard Guenther <rguenther@suse.de>
1009 PR tree-optimization/50913
1010 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1011 Require data-refs to be representable by Graphite with respect
1014 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1016 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1017 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1019 2012-01-10 Tom de Vries <tom@codesourcery.com>
1021 PR rtl-optimization/51271
1022 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1023 handling annulled branch.
1025 2012-01-10 Richard Henderson <rth@redhat.com>
1027 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1028 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1029 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1030 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1031 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1032 arm_expand_vec_perm_const): New.
1033 * config/arm/arm-protos.h: Update.
1034 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1035 (*neon_vswp<VDQX>): New.
1036 (neon_vcombine<VDX>): Use neon_split_vcombine.
1037 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1038 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1039 (vec_perm<VE>): New.
1041 2012-01-10 Richard Henderson <rth@redhat.com>
1043 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1044 use it if reload_completed.
1045 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1046 arm_output_asm_insn, arm_process_output_memory_barrier,
1047 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1048 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1049 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1050 arm_process_output_sync_insn, arm_output_sync_insn,
1051 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1052 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1053 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1054 (emit_unlikely_jump): New.
1055 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1056 (arm_split_atomic_op): New.
1057 * config/arm/arm-protos.h: Update.
1058 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1059 (struct arm_sync_generator): Remove.
1060 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1061 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1062 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1063 (VUNSPEC_LL, VUNSPEC_SC): New.
1064 (sync_result, sync_memory, sync_required_value, sync_new_value,
1065 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1066 (attr length): Don't use arm_sync_loop_insns.
1067 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1068 (movsfcc, movdfcc): Likewise.
1069 * config/arm/constraints.md (Ua): New.
1070 * config/arm/prediates.md (mem_noofs_operand): New.
1071 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1072 (sync_clobber, sync_t2_reqd): Remove.
1073 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1074 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1075 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1076 (arm_sync_compare_and_swap<SIDI>): Remove.
1077 (arm_sync_compare_and_swap<NARROW>): Remove.
1078 (arm_sync_lock_test_and_set<SIDI>): Remove.
1079 (arm_sync_lock_test_and_set<NARROW>): Remove.
1080 (arm_sync_new_<syncop><SIDI>): Remove.
1081 (arm_sync_new_<syncop><NARROW>): Remove.
1082 (arm_sync_new_nand<SIDI>): Remove.
1083 (arm_sync_new_nand<NARROW>): Remove.
1084 (arm_sync_old_<syncop><SIDI>): Remove.
1085 (arm_sync_old_<syncop><NARROW>): Remove.
1086 (arm_sync_old_nand<SIDI>): Remove.
1087 (arm_sync_old_nand<NARROW>): Remove.
1088 (*memory_barrier): Merge arm_output_memory_barrier.
1089 (atomic_compare_and_swap<QHSD>): New.
1090 (atomic_compare_and_swap<NARROW>_1): New.
1091 (atomic_compare_and_swap<SIDI>_1): New.
1092 (atomic_exchange<QHSD>): New.
1093 (cas_cmp_operand, cas_cmp_str): New.
1094 (atomic_op_operand, atomic_op_str): New.
1095 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1096 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1097 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1098 (arm_load_exclusive<NARROW>): New.
1099 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1100 (arm_store_exclusive<QHSD>): New.
1102 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1104 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1105 reload patterns if -mvsx-scalar-memory.
1107 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1108 generated, even -mno-vsx-scalar-double was used.
1109 (vsx_xscvdpsp_scalar): Likewise.
1110 (vsx_xscvspdp_scalar2): Likewise.
1112 2012-01-09 Tom de Vries <tom@codesourcery.com>
1113 Andrew Pinski <apinski@cavium.com>
1116 * reorg.c (fill_slots_from_thread): Don't speculate
1117 frame-related insns.
1119 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1121 * sched-int.h (bb_note): Move to...
1122 * basic-block.h: ...here.
1123 * haifa-sched.c (bb_note): Move to...
1124 * cfgrtl.c: ...here.
1125 * function.c (next_block_for_reg): New function.
1126 (move_insn_for_shrink_wrap): Likewise.
1127 (prepare_shrink_wrap): Rewrite to use the above.
1129 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1131 * gimple.c (is_gimple_non_addressable): Remove.
1132 * gimple.h: Remove is_gimple_non_addressable.
1133 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1134 is_gimple_non_addressable.
1135 * trans-mem.c (expand_assign_tm): Same.
1137 2012-01-09 Richard Guenther <rguenther@suse.de>
1139 PR tree-optimization/51775
1140 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1141 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
1143 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1145 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1147 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1149 2012-01-09 Richard Guenther <rguenther@suse.de>
1151 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
1153 2012-01-08 Jan Hubicka <jh@suse.cz>
1155 PR tree-optimize/51680
1156 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
1157 on when known_vals needs to be computed; cleanup.
1159 2012-01-08 Jan Hubicka <jh@suse.cz>
1161 PR tree-optimize/51694
1162 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
1164 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
1166 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
1167 for -std=c++98 and -std=c++11 too.
1169 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
1171 * cfgloop.c (cancel_loop): Add free() of bbs array.
1173 2012-01-07 Jan Hubicka <jh@suse.cz>
1175 PR tree-optimization/51600
1176 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
1177 that benefits small functions.
1179 2012-01-07 Jan Hubicka <jh@suse.cz>
1181 * ipa-inline.c (want_inline_small_function_p): Fix formating.
1183 2012-01-07 Jan Hubicka <jh@suse.cz>
1185 PR tree-optimization/51680
1186 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
1187 whose inlining reduce unit size.
1189 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
1192 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
1193 Add canonical node to containing_mem chain after the non-canonical
1194 one, even if there weren't any locs to propagate.
1195 (remove_useless_values): Keep only canonical values.
1196 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
1197 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
1198 canonicalize mem_chain elements that are not discarded.
1200 2012-01-06 Jakub Jelinek <jakub@redhat.com>
1203 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
1204 before emitting functions.
1206 PR gcov-profile/50127
1207 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
1208 clear_aux_for_blocks.
1210 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
1213 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
1215 2012-01-06 Arnaud Charlet <charlet@adacore.com>
1217 * c-decl.c (ext_block): Moved up.
1218 (collect_all_refs, for_each_global_decl): Take ext_block into account.
1220 2012-01-06 Han Shen <shenhan@google.com>
1222 Translate built-in include paths for sysroot.
1223 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
1224 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
1226 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
1227 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
1229 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
1230 control whether sysroot should be prepended to gxx include dir.
1232 * configure: Regenerate.
1234 2012-01-06 Torvald Riegel <triegel@redhat.com>
1236 PR rtl-optimization/51771
1237 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
1238 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
1240 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1242 PR tree-optimization/51315
1243 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
1244 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
1246 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
1249 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
1250 for shrp pattern. Correctly handle and fixup shift variable.
1251 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
1253 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1256 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
1257 note when !ACCUMULATE_OUTGOING_ARGS.
1259 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1261 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
1263 (extract_range_from_unary_expr_1): Avoid useless computations.
1265 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1267 PR rtl-optimization/51767
1268 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
1269 of jump_block and add an extra edge for degenerated asm gotos.
1272 * stmt.c (check_unique_operand_names): Don't ICE during error
1273 reporting if i is from labels chain.
1276 * profile.c (branch_prob): Split bbs that have exit edge
1277 and need a fake entry edge too.
1279 2012-01-05 Jan Hubicka <jh@suse.cz>
1282 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
1285 2012-01-05 Richard Guenther <rguenther@suse.de>
1288 * tree-streamer-out.c (write_ts_optimization): New function.
1289 (streamer_write_tree_body): Call it.
1290 * tree-streamer-in.c (lto_input_ts_optimization): New function.
1291 (streamer_read_tree_body): Call it.
1292 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
1294 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1297 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
1298 * gimplify.c (gimplify_cleanup_point_expr): Save and set
1299 in_cleanup_point_expr before gimplify_stmt call and restore it
1301 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
1302 in_cleanup_point_expr is false.
1304 2012-01-05 Richard Guenther <rguenther@suse.de>
1307 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
1309 * toplev.c (process_options): Reject combining mudflap and LTO.
1310 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
1312 2012-01-05 Richard Guenther <rguenther@suse.de>
1314 PR tree-optimization/51760
1315 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
1317 (bit_value_unop): Handle UNDEFINED operands.
1318 (bit_value_binop): Likewise.
1320 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
1322 * config/avr/avr.c (avr_replace_prefix): Remove.
1323 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
1324 (avr_asm_function_rodata_section): Ditto.
1325 (avr_asm_select_section): Ditto.
1327 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
1329 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
1332 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1335 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
1336 calls that have any non-fake successor edges.
1339 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
1341 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
1343 PR tree-optimization/51624
1344 * tree-sra.c (build_ref_for_model): When replicating a chain of
1345 COMPONENT_REFs, stop as soon as the offset would become negative.
1347 2012-01-04 Jakub Jelinek <jakub@redhat.com>
1350 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
1351 in .debug_loc on the floor.
1353 2012-01-04 Andrew Pinski <apinski@cavium.com>
1355 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
1357 2012-01-04 Andrew Pinski <apinski@cavium.com>
1358 Adam Nemet <anemet@caviumnetworks.com>
1360 * config/mips/mips.md (size): Add SI and DI.
1361 (SIZE): New mode attribute.
1362 (U): New code attribute.
1363 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
1364 (mips_lbux_<mode>): Delete.
1365 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
1366 (mips_lhx): Use gen_mips_lhx_extsi.
1367 (mips_lhx_<mode>): Delete.
1369 (mips_l<size>x): New expand.
1370 (mips_lwx_<mode>): Delete.
1371 (mips_l<GPR:size>x_<P:mode>): New pattern.
1372 (*mips_lw<u>x_<P:mode>_ext): Likewise.
1373 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
1374 * config/mips/mips.c (mips_lx_address_p): New function.
1375 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
1376 (dsp64): New availability predicate.
1377 (mips_builtins): Add an entry for __builtin_mips_ldx.
1378 * config/mips/mips.h (ISA_HAS_LBX): New define.
1379 (ISA_HAS_LBUX): Likewise.
1380 (ISA_HAS_LHX): Likewise.
1381 (ISA_HAS_LHUX): Likewise.
1382 (ISA_HAS_LWX): Likewise.
1383 (ISA_HAS_LWUX): Likewise.
1384 (ISA_HAS_LDX): Likewise.
1385 * doc/extend.texi (__builtin_mips_ldx): Document.
1387 2012-01-04 Tristan Gingold <gingold@adacore.com>
1389 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
1390 when long pointers are used.
1391 * config.build (*-*-*vms*): Handle all OpenVMS targets.
1392 (alpha64-dec-*vms*, alpha*-dec-*vms*)
1393 (ia64-hp-*vms*): Remove.
1394 * config/vms/xm-vms64.h: Delete.
1396 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1399 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
1401 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1403 * opts.c (finish_options): Remove duplicate sorry.
1405 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1408 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
1411 2012-01-04 Richard Guenther <rguenther@suse.de>
1414 * tree.c (size_low_cst): New function.
1415 * tree.h (size_low_cst): Declare.
1416 * fold-const.c (fold_comparison): Use it to extract the low
1417 part of the POINTER_PLUS_EXPR offset.
1419 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
1421 Fix clearing ZERO_REG
1422 * config/avr/avr.md (cc): Add alternative "ldi".
1423 (movqi_insn): Use it in cc attribute.
1424 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
1425 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
1426 (output_reload_insisf): Use ZERO_REG to pre-clear register.
1428 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1430 * configure: Regenerate.
1432 2012-01-04 Richard Guenther <rguenther@suse.de>
1434 PR tree-optimization/49651
1435 * tree-ssa-structalias.c (type_can_have_subvars): New function.
1436 (var_can_have_subvars): Use it.
1437 (get_constraint_for_1): Only consider subfields if there can be any.
1439 2012-01-03 Jakub Jelinek <jakub@redhat.com>
1442 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
1443 to its new canonical_cselib_val and the cselib_val was in
1444 first_containing_mem chain, but the canonical_cselib_val was not,
1445 add the latter into the chain.
1446 (cselib_invalidate_mem): Compare canonical_cselib_val of
1447 addr_list chain elt with v.
1450 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
1451 dwarf2out_undef): Allocate e.info using ggc_strdup instead
1453 (output_macinfo_op): Don't ggc_strdup fd->filename.
1454 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
1455 then ggc_strdup it. Don't free inc->info or cur->info.
1456 (output_macinfo): Don't free ref->info or file->info.
1458 2012-01-03 Ira Rosen <irar@il.ibm.com>
1460 PR tree-optimization/51269
1461 * tree-vect-loop-manip.c (set_prologue_iterations): Make
1462 first_niters a pointer.
1463 (slpeel_tree_peel_loop_to_edge): Likewise.
1464 (vect_do_peeling_for_loop_bound): Update call to
1465 slpeel_tree_peel_loop_to_edge.
1466 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
1467 here. Remove it from the parameters list.
1468 (vect_do_peeling_for_alignment): Update calls and compute
1471 2012-01-03 Richard Guenther <rguenther@suse.de>
1473 PR tree-optimization/51070
1474 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
1475 Properly handle calls.
1477 2012-01-03 Richard Guenther <rguenther@suse.de>
1479 PR tree-optimization/51692
1480 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
1481 the LHS of allocation stmts.
1483 2012-01-03 Olivier Hainque <hainque@adacore.com>
1485 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
1487 2012-01-03 Olivier Hainque <hainque@adacore.com>
1489 * collect2.c (main): In AIX specific computations for vector
1490 insertions, use CONST_CAST2 to cast from char ** to const char **.
1492 2012-01-03 Richard Guenther <rguenther@suse.de>
1495 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
1496 the context of a limbo DIE when it does not already exist.
1498 2012-01-03 Jakub Jelinek <jakub@redhat.com>
1500 PR tree-optimization/51719
1501 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
1502 but direct call is, clear direct call's lhs and don't add fallthrough
1503 edge from dcall_bb to join_bb and PHIs.
1505 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1507 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
1508 the instructions emitted by the pattern.
1509 ("*TDC_insn_<mode>"): Add comment.
1511 2012-01-03 Richard Guenther <rguenther@suse.de>
1514 * fold-const.c (fold_comparison): Properly canonicalize
1515 tree offset and HOST_WIDE_INT bit position.
1517 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
1519 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
1520 operands for extzv pattern.
1522 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1525 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
1528 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
1530 * doc/invoke.texi (-flto and related options): Copy-edit.
1532 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1534 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
1536 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1538 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
1541 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1543 * expr.h (move_by_pieces_ninsns): Declare.
1544 * expr.c (move_by_pieces_ninsns): Make external.
1545 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
1546 (mips_store_by_pieces_p): Likewise.
1547 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
1548 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
1549 * config/mips/mips.c (mips_move_by_pieces_p): New function.
1550 (mips_store_by_pieces_p): Likewise.
1552 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1554 * passes.c (register_one_dump_file): Free full_name.
1556 * reload1.c (reload): Don't allocate reg_max_ref_width here.
1557 (calculate_elim_costs_all_insns): Free offsets_at and
1558 offsets_known_at at the end and clear the pointers.
1560 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1562 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
1563 this option introduced in r180739.
1565 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1568 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
1569 (tmake_file target=avr): Add avr/t-multilib.
1571 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
1572 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
1573 * config/avr/genmultilib.awk: New file.
1574 * config/avr/t-multilib: New auto-generated file.
1575 * config/avr/multilib.h: New auto-generated file.
1576 * config/avr/t-avr (AVR_MCUS): New variable.
1577 (genopt.sh): Use it.
1578 (s-mlib): Depend on t-multilib.
1579 (t-multilib, multilib.h): New dependencies.
1580 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
1581 (MULTILIB_OPTIONS): Remove.
1582 (MULTILIB_MATCHES): Remove.
1583 (MULTILIB_DIRNAMES): Remove.
1584 (MULTILIB_EXCEPTIONS): Remove:
1585 * config/avr/genopt.sh: Don't use hard coded file name;
1586 pass AVR_MCUS from t-avr instead.
1588 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1590 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
1592 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1594 Implement light-weight DImode support.
1595 * config/avr/avr-dimode.md: New file.
1596 * config/avr/avr.md: Include it.
1597 (adjust_len): Add plus64, compare64.
1598 (HIDI): Remove code iterator.
1599 (code_stdname): New code attribute.
1600 (rotx, rotsmode): Remove DI.
1601 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
1603 * config/avr/avr-protos.h (avr_have_dimode): New.
1604 (avr_out_plus64, avr_out_compare64): New.
1605 * config/avr/avr.c (avr_out_compare): Handle DImode.
1606 (avr_have_dimode): New variable definition and initialization.
1607 (avr_out_compare64, avr_out_plus64): New functions.
1608 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
1609 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
1610 (avr_compare_pattern): Skip DImode comparisons.
1612 2012-01-02 Revital Eres <revital.eres@linaro.org>
1614 * ddg.c (def_has_ccmode_p): New function.
1615 (add_cross_iteration_register_deps,
1616 create_ddg_dep_from_intra_loop_link): Call it.
1618 2012-01-02 Richard Guenther <rguenther@suse.de>
1621 * invoke.texi (fassociative-math): Remove spurious paranthesis.
1623 2012-01-01 Jakub Jelinek <jakub@redhat.com>
1625 * gcc.c (process_command): Update copyright notice dates.
1626 * gcov.c (print_version): Likewise.
1627 * gcov-dump.c (print_version): Likewise.
1628 * mips-tfile.c (main): Likewise.
1629 * mips-tdump.c (main): Likewise.
1631 2012-01-01 Ira Rosen <irar@il.ibm.com>
1633 PR tree-optimization/51704
1634 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
1635 a use is inside the basic block or loop before accessing its vect info.
1637 2012-01-01 Jan Hubicka <jhjh@suse.cz>
1639 PR rtl-optimization/51069
1640 * cfgloopmanip.c (remove_path): Removing path making irreducible
1641 region unconditional makes BB part of the region.
1643 2012-01-01 Jakub Jelinek <jakub@redhat.com>
1645 PR tree-optimization/51683
1646 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
1647 calls with side-effects.
1648 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
1650 Copyright (C) 2012 Free Software Foundation, Inc.
1652 Copying and distribution of this file, with or without modification,
1653 are permitted in any medium without royalty provided the copyright
1654 notice and this notice are preserved.