1 2012-01-23 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/51949
4 * ipa-split.c (execute_split_functions): Do not split malloc
7 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9 PR rtl-optimization/51933
10 * ree.c (transform_ifelse): Return true right away if dstreg is
11 already wider or equal to cand->mode.
12 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
13 (make_defs_and_copies_lists): Remove defs_list and copies_list
14 arguments, add state argument, just truncate state->work_list
15 instead of always allocating and freeing the vector. Assert that
16 get_defs succeeds instead of returning 2. Changed return type to
18 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
19 have ext_src_mode, see if it has been modified already with the
20 right kind of extension and has been extended before from the
21 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
22 just return true. Remember the original mode in state->modified
24 (combine_reaching_defs): Add state argument. Don't allocate and
25 free here def_list, copied_list and vec vectors, instead just
26 VEC_truncate the vectors in *state. Don't handle outcome == 2
28 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
29 Add state variable, clear vectors in it, initialize state.modified
30 if needed. Free all the vectors at the end and state.modified too.
31 Don't skip a candidate if the extension expression has been modified.
33 2012-01-22 Douglas B Rupp <rupp@gnat.com>
36 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
37 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
38 (extra_options) interix.opt -> i386/interix.opt"
39 (extra_objs):Add winnt-stubs.o
40 * configure.ac: Add interix to target_os .comm on PE check.
41 * configure: Regenerate.
42 * config/interix3.h: Delete and move bits to..
43 * config/interix.h: Delete and move bits to..
44 * config/i386/i386-interix3.h: Delete and move bits to..
45 * config/i386/i386-interix.h: ..here.
46 (TARGET_CPU_DEFAULT): Remove redefinition.
47 (TARGET_ASM_CONSTRUCTOR): Undefine.
48 (SUBTARGET_SWITCHES): Define for ms-bitfields.
49 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
50 (PTRDIFF_TYPE): Define.
51 (LONG_DOUBLE_TYPE_SIZE): Define.
52 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
53 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
54 (TARGET_SECTION_TYPE_FLAGS): Define.
55 (ASM_DECLARE_FUNCTION_NAME): Define.
56 (ASM_OUTPUT_EXTERNAL): Define.
57 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
58 (ASM_OUTPUT_ALIGNED_BSS): Define.
59 (PCC_BITFIELD_TYPE_MATTERS): Define.
60 (USE_CONST_SECTION): Define.
61 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
62 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
63 (SUPPORTS_ONE_ONLY): Remove.
64 (I386_PE_STRIP_ENCODING): Define.
65 * config/interix.opt: Delete and move bits to..
66 * config/i386/interix.opt: ..here. New.
67 (mpe-aligned-commons): Add.
68 * config/i386/t-interix: Add copyright header.
69 (winnt-stubs.o): Add rule.
71 2012-01-22 Jason Merrill <jason@redhat.com>
74 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
75 for extra name aliases.
77 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
79 PR rtl-optimization/51924
80 * ree.c (combine_set_extension): Improve debugging message.
81 (combine_reaching_defs): Likewise.
82 (get_defs): Rename confusingly named variable.
83 (find_and_remove_re): Skip a candidate if the extension expression has
86 2012-01-21 Robert Millan <rmh@gnu.org>
87 Gerald Pfeifer <gerald@pfeifer.com>
89 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
90 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
92 2012-01-20 Jakub Jelinek <jakub@redhat.com>
94 PR tree-optimization/51914
95 * tree-vect-stmts.c (vectorizable_conversion): For
96 cvt_type && modifier == WIDEN, put temporary with cvt_type
97 at the beginning of vec_dsts and set vec_dest to temporary
100 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
102 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
104 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
106 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
107 * config/rs6000/rs6000.c: Likewise.
109 2012-01-20 Jakub Jelinek <jakub@redhat.com>
112 * config/arm/arm.c (arm_count_output_move_double_insns): Call
113 output_move_double on a copy of operands array.
115 2012-01-20 Cary Coutant <ccoutant@google.com>
116 Dodji Seketeli <dodji@redhat.com>
119 * dwarf2out.c (copy_declaration_context): Return ref to parent
120 of declaration DIE, if necessary.
121 (remove_child_or_replace_with_skeleton): Add new parameter; update
122 caller. Place skeleton DIE under parent DIE of original declaration.
123 Move call to copy_declaration_context to here ...
124 (break_out_comdat_types): ... from here.
126 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
128 PR rtl-optimization/51856
129 * reload.c (find_reloads_subreg_address): Set the address_reloaded
132 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
135 * config/arm/arm.c (arm_print_operand): Correct output of alignment
136 hints for neon loads and stores.
138 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
142 * doc/extend.texi (Named Address Spaces): Split into subsections.
143 (AVR Named Address Spaces): New subsection.
144 (M32C Named Address Spaces): New subsection.
145 (RL78 Named Address Spaces): New subsection.
146 (SPU Named Address Spaces): New subsection.
147 (Variable Attributes): New anchor "AVR Variable Attributes".
148 (AVR Variable Attributes): Rewrite and avoid wording
149 "address space" in this context.
150 * doc/invoke.texi (AVR Options): Rewrite and add documentation
151 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
152 (AVR Built-in Macros): New subsubsection therein.
153 * doc/md.texi (AVR constraints): Remove "C04", "R".
155 2012-01-20 Richard Guenther <rguenther@suse.de>
157 PR tree-optimization/51903
158 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
161 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
164 * config/arm/arm.c (arm_load_pic_register): Use
165 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
166 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
167 (arm_pic_static_addr): Likewise.
168 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
169 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
170 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
171 (pic_load_addr_unified): New.
173 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
176 * function.c (instantiate_virtual_regs_in_insn): Use
177 delete_insn_and_edges when removing a wrong asm insn.
179 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
181 PR rtl-optimization/40761
182 * ira-int.h (struct ira_loop_tree_node): Add comment for member
183 loop. Add new member loop_num.
184 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
185 (ira_build): Remove the parameter.
187 * ira.c (ira_print_disposition): Use loop_num instead of
189 (ira.c): Do not build CFG loops for one region allocation. Remove
190 argument from ira_build call.
192 * ira-build.c (init_loop_tree_node): New function.
193 (create_loop_tree_nodes): Use it. Separate the case when CFG
195 (more_one_region_p): Check current_loops.
196 (finish_loop_tree_nodes): Separate the case when CFG loops are not
198 (add_loop_to_tree): Process loop equal to NULL too.
199 (form_loop_tree): Separate the case when CFG loops are not built.
200 Use explicitly number for the root.
201 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
203 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
204 instead of loop->num.
205 (mark_loops_for_removal): Ditto. Use loop_num instead of
207 (mark_all_loops_for_removal): Ditto.
208 (remove_unnecessary_regions): Separate the case when CFG loops
210 (ira_build): Remove the parameter. Use explicit number of regions
211 when CFG loops are not built.
213 * ira-color.c (print_loop_title): Separate the case for the root
214 node. Use loop_num instead of loop->num.
215 (move_spill_restore): Use loop_num instead of loop->num.
217 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
218 (change_loop): Ditto.
219 (change_loop): Use loop_num instead of loop->num.
221 * ira-lives.c (process_bb_node_lives): Ditto.
223 * ira-costs.c (print_allocno_costs, find_costs_and_classes):
226 * ira-conflicts.c (print_allocno_conflicts): Ditto.
228 2012-01-19 Jakub Jelinek <jakub@redhat.com>
231 * tree-mudflap.c (mf_artificial): New function.
232 (execute_mudflap_function_ops, execute_mudflap_function_decls,
233 mx_register_decls, mudflap_enqueue_decl): Use it.
236 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
237 numbers in the insn pattern.
239 2012-01-19 Michael Matz <matz@suse.de>
241 PR tree-optimization/46590
242 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
243 use it in remembering which conflicts we already created.
244 (add_scope_conflicts): Adjust call to above, (de)allocate helper
247 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
250 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
251 (merge_and_complain): Same.
253 2012-01-19 Jakub Jelinek <jakub@redhat.com>
256 * config/initfini-array.h: Guard content of the header
257 with #ifdef HAVE_INITFINI_ARRAY.
258 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
259 Add initfini-array.h to tm_file here.
260 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker
262 * config.gcc: Don't add initfini-array.h to tm_file here.
263 * configure: Regenerated.
265 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
267 PR rtl-optimization/51505
268 * df-problems.c (df_kill_notes): New parameter live. Update comment.
269 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
270 (df_note_bb_compute): Update the call to df_kill_notes.
272 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
274 * trans-mem.c (requires_barrier): Remove call to is_global_var.
276 2012-01-18 Richard Guenther <rguenther@suse.de>
278 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
279 of conversions to void *.
281 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
282 Richard Sandiford <rdsandiford@googlemail.com>
286 * optabs.h (simplify_expand_binop): Declare.
287 * optabs.c (simplify_expand_binop): Make global.
288 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
289 endian targets if the source cannot be exactly covered by word
292 2012-01-17 Jakub Jelinek <jakub@redhat.com>
295 * hard-reg-set.h (struct hard_reg_set_container): New type.
296 * target.h (struct hard_reg_set_container): Forward declare.
297 * target.def (set_up_by_prologue): New target hook.
298 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
299 * doc/tm.texi: Regenerated.
300 * function.c (thread_prologue_and_epilogue_insns): Change
301 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
302 Call targetm.set_up_by_prologue on it.
303 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
304 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
306 2012-01-17 Nick Clifton <nickc@redhat.com>
308 * config/rx/rx.c (rx_can_use_simple_return): New function.
309 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
310 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
312 2012-01-17 Richard Guenther <rguenther@suse.de>
315 * expr.c (expand_assignment): Take address-space information
316 from the address operand of MEM_REF and TARGET_MEM_REF.
317 (expand_expr_real_1): Likewise.
319 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
321 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
322 reload dump is requested.
324 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
327 * trans-mem.c (requires_barrier): Call may_be_aliased.
329 2012-01-17 Jakub Jelinek <jakub@redhat.com>
331 PR tree-optimization/51877
332 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
333 call arguments and fndecls compare equal, instead return false if they
334 don't. Return true only if lhs1 and lhs2 are either both NULL, or
335 both SSA_NAMEs that are valueized the same, or they satisfy
338 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
340 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
342 * configure: Regenerate.
344 2012-01-16 Jan Hubicka <jh@suse.cz>
348 * convert.c (convert_to_integer): Use fold_convert for
349 converting an INTEGER_CST to integer type.
351 2012-01-16 Jason Merrill <jason@redhat.com>
354 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
356 2012-01-16 Jakub Jelinek <jakub@redhat.com>
359 * config/s390/s390.c (s390_chunkify_start): Don't skip
360 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
361 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
362 If insn is followed by NOTE_INSN_VAR_LOCATION or
363 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
364 Don't use location of note insns.
366 PR tree-optimization/51865
367 * tree-inline.c (tree_function_versioning): Call remap_decl
368 on DECL_RESULT whenever it has VOID_TYPE_P type.
370 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
372 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
373 for calls to locally-binding MIPS16 functions if only the return
374 type uses float regs.
376 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
377 Richard Sandiford <rdsandiford@googlemail.com>
379 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
380 (SYMBOL_32_HIGH): Likewise.
381 (mips_output_tls_reloc_directive): Declare.
382 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
383 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
384 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
385 (mips_lo_relocs, mips_hi_relocs): Make extern.
386 (mips16_stub_function): Move up file.
387 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
388 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
389 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
390 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead
391 of SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1
393 (mips_get_tp): Add MIPS16 support.
394 (mips_legitimize_tls_address): Remove MIPS16 sorry().
395 Generalize DTPREL and TPREL handling.
396 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
397 Add MIPS16 TLS support.
398 (mips_output_tls_reloc_directive): New function.
399 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
400 * config/mips/predicates.md (symbolic_operand_with_high)
401 (tls_reloc_operand): New predicates.
402 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
403 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
404 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
405 (*unshifted_high): New instruction. Use it for MIPS16
407 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
408 (*tls_get_tp_mips16_call_<mode>): Likewise.
410 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
412 PR rtl-optimization/51821
413 * recog.c (peep2_find_free_register): Determine clobbered registers
416 2012-01-14 Denis Chertykov <chertykov@gmail.com>
419 * config/avr/avr-protos.h: Revert change of 2012-01-09.
420 * config/avr/avr.c: Likewise.
421 * config/avr/avr.h: Likewise.
423 2012-01-13 Ian Lance Taylor <iant@google.com>
426 * tree.h (TYPE_QUALS): Add cast to int.
427 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
429 2012-01-13 Ian Lance Taylor <iant@google.com>
431 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
432 comparing param_index to VEC_length result.
434 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
436 * c-decl.c: Do not include tree-mudflap.h
437 * tree-optimize.c: Likewise.
438 * Makefile.in: Update dependencies.
440 2012-01-13 Richard Guenther <rguenther@suse.de>
443 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
444 variable-sized result always use RSO.
446 2012-01-12 DJ Delorie <dj@redhat.com>
448 * cfgexpand.c (convert_debug_memory_address): Allow any valid
449 pointer type, not just the default pointer type.
451 2012-01-09 Richard Henderson <rth@redhat.com>
452 Denis Chertykov <chertykov@gmail.com>
455 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
456 * config/avr/avr.c (avr_can_eliminate): Simplify.
457 (avr_initial_elimination_offset): Likewise.
458 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
459 (expand_epilogue): Likewise.
460 (avr_legitimize_address): Gut.
461 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
462 (avr_hard_regno_nregs): New.
463 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
464 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
465 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
466 add soft frame pointer.
467 (CALL_USED_REGISTERS): Likewise.
468 (REG_CLASS_CONTENTS): Likewise.
469 (REGISTER_NAMES): Likewise.
470 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
471 (HARD_FRAME_POINTER_REGNUM): New.
472 (FRAME_POINTER_REGNUM): Use soft frame pointer.
473 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
474 remove the HARD_FRAME_POINTER self-elimination.
476 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
479 * config/avr/avr.c (avr_encode_section_info): Test for absence of
480 DECL_EXTERNAL when checking for initializers of progmem variables.
482 2012-01-12 Ira Rosen <irar@il.ibm.com>
484 PR tree-optimization/51799
485 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
486 that the last operation is a type demotion.
488 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
490 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
491 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
493 2012-01-11 Jakub Jelinek <jakub@redhat.com>
496 * combine.c (distribute_notes): If i3 is a noreturn call,
497 allow old_size to be equal to args_size and make sure the
498 noreturn call gets REG_ARGS_SIZE note.
499 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
500 on noreturn calls even when the delta is 0.
502 2012-01-11 Nathan Sidwell <nathan@acm.org>
504 * gcov.c (STRING_SIZE): Remove.
505 (generate_results): Erase annotations for source files with no
506 coverage information.
508 (output_lines): Use it.
510 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
512 * gimple.h (gimplify_body): Remove first argument.
513 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
514 pointer set here, instead just pass DATA to walk_tree.
515 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
516 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
517 (unvisit_body): Likewise, but with unmark_visited.
518 (gimplify_body): Remove BODY_P argument and adjust.
519 (gimplify_function_tree): Adjust call to gimplify_body.
520 * omp-low.c (finalize_task_copyfn): Likewise.
522 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
524 * tree.h (build_function_decl_skip_args): Add boolean parameter.
525 (build_function_type_skip_args): Delete.
526 * tree.c (build_function_type_skip_args): Make static and add
527 SKIP_RETURN parameter. Fix thinko in the handling of variants.
528 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
529 pass it to build_function_type_skip_args.
530 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
531 (tree_function_versioning): Likewise.
532 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
533 build_function_decl_skip_args.
534 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
535 and pass it to build_function_decl_skip_args/tree_function_versioning.
536 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
537 * ipa-inline-transform.c (save_inline_function_body): Likewise.
538 * trans-mem.c (ipa_tm_create_version): Likewise.
539 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
540 * tree-inline.c (declare_return_variable): Remove always-true test.
541 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
542 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
543 * ipa-split.c (split_function): Skip the return value for the split
544 part if it doesn't return.
546 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
548 PR tree-optimization/49642
549 * ipa-split.c (forbidden_dominators): New variable.
550 (check_forbidden_calls): New function.
551 (dominated_by_forbidden): Likewise.
552 (consider_split): Check for forbidden dominators.
553 (execute_split_functions): Initialize and free forbidden
554 dominators info; call check_forbidden_calls.
556 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
558 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
560 2012-01-11 Nick Clifton <nickc@redhat.com>
562 * config/rx/rx.md (return): Define pattern.
564 2012-01-11 Richard Guenther <rguenther@suse.de>
566 * doc/extend.texi (malloc attribute): Adjust according to
569 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
570 Patrick Marlier <patrick.marlier@gmail.com>
573 * trans-mem.c (get_cg_data): Traverse aliases if requested.
574 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
575 (ipa_tm_note_irrevocable): Same.
576 (ipa_tm_scan_irr_block): Same.
577 (ipa_tm_decrement_clone_counts): Same.
578 (ipa_tm_scan_irr_function): Same.
579 (ipa_tm_create_version_alias): Same.
580 (ipa_tm_create_version): Same.
581 (ipa_tm_transform_calls_redirect): Same.
582 (ipa_tm_transform_calls): Same.
583 (ipa_tm_transform_transaction): Same.
584 (ipa_tm_execute): Same.
586 2012-01-10 Richard Guenther <rguenther@suse.de>
589 * opts.c (common_handle_option): Handle -Werror.
591 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
593 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
596 2012-01-10 Jason Merrill <jason@redhat.com>
598 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
601 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
603 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
604 supports R_386_TLS_GD_PLT reloc.
605 (gcc_cv_as_ix86_tlsldmplt): Check if linker
606 supports R_386_TLS_LDM_PLT reloc.
607 * configure: Regenerate.
608 * config.in: Regenerate.
610 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
613 Extend __pgmx semantics to linearize memory.
614 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
615 determine if code comes inline or from libgcc.
616 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
617 (movmem_qi, movmem_qi): Set constraint #2 to "n".
618 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
619 (movmemx_qi, movmemx_hi): New insns.
620 (xload_<mode>_libgcc): Rewrite to new insn condition.
621 (xload_<mode>): Remove insns.
622 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
623 cases that don't satisfy avr_xload_libgcc_p().
624 (avr_addr_space_convert): Allow converting in any direction.
625 (avr_addr_space_subset_p): Return always true.
626 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
627 (avr_emit_movmemhi): Ditto.
628 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
629 (avr_out_movmem): Ditto.
630 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
631 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
632 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
633 (avr_encode_section_info): Encode 'progmem' in symbol flags.
634 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
636 2012-01-10 Richard Guenther <rguenther@suse.de>
638 PR tree-optimization/50913
639 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
640 Require data-refs to be representable by Graphite with respect
643 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
646 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
648 2012-01-10 Tom de Vries <tom@codesourcery.com>
650 PR rtl-optimization/51271
651 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
652 handling annulled branch.
654 2012-01-10 Richard Henderson <rth@redhat.com>
656 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
657 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
658 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
659 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
660 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
661 arm_expand_vec_perm_const): New.
662 * config/arm/arm-protos.h: Update.
663 * config/arm/neon.md (UNSPEC_VCONCAT): New.
664 (*neon_vswp<VDQX>): New.
665 (neon_vcombine<VDX>): Use neon_split_vcombine.
666 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
667 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
670 2012-01-10 Richard Henderson <rth@redhat.com>
672 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
673 use it if reload_completed.
674 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
675 arm_output_asm_insn, arm_process_output_memory_barrier,
676 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
677 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
678 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
679 arm_process_output_sync_insn, arm_output_sync_insn,
680 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
681 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
682 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
683 (emit_unlikely_jump): New.
684 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
685 (arm_split_atomic_op): New.
686 * config/arm/arm-protos.h: Update.
687 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
688 (struct arm_sync_generator): Remove.
689 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
690 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
691 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
692 (VUNSPEC_LL, VUNSPEC_SC): New.
693 (sync_result, sync_memory, sync_required_value, sync_new_value,
694 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
695 (attr length): Don't use arm_sync_loop_insns.
696 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
697 (movsfcc, movdfcc): Likewise.
698 * config/arm/constraints.md (Ua): New.
699 * config/arm/prediates.md (mem_noofs_operand): New.
700 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
701 (sync_clobber, sync_t2_reqd): Remove.
702 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
703 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
704 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
705 (arm_sync_compare_and_swap<SIDI>): Remove.
706 (arm_sync_compare_and_swap<NARROW>): Remove.
707 (arm_sync_lock_test_and_set<SIDI>): Remove.
708 (arm_sync_lock_test_and_set<NARROW>): Remove.
709 (arm_sync_new_<syncop><SIDI>): Remove.
710 (arm_sync_new_<syncop><NARROW>): Remove.
711 (arm_sync_new_nand<SIDI>): Remove.
712 (arm_sync_new_nand<NARROW>): Remove.
713 (arm_sync_old_<syncop><SIDI>): Remove.
714 (arm_sync_old_<syncop><NARROW>): Remove.
715 (arm_sync_old_nand<SIDI>): Remove.
716 (arm_sync_old_nand<NARROW>): Remove.
717 (*memory_barrier): Merge arm_output_memory_barrier.
718 (atomic_compare_and_swap<QHSD>): New.
719 (atomic_compare_and_swap<NARROW>_1): New.
720 (atomic_compare_and_swap<SIDI>_1): New.
721 (atomic_exchange<QHSD>): New.
722 (cas_cmp_operand, cas_cmp_str): New.
723 (atomic_op_operand, atomic_op_str): New.
724 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
725 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
726 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
727 (arm_load_exclusive<NARROW>): New.
728 (arm_load_exclusivesi, arm_load_exclusivedi): New.
729 (arm_store_exclusive<QHSD>): New.
731 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
733 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
734 reload patterns if -mvsx-scalar-memory.
736 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
737 generated, even -mno-vsx-scalar-double was used.
738 (vsx_xscvdpsp_scalar): Likewise.
739 (vsx_xscvspdp_scalar2): Likewise.
741 2012-01-09 Tom de Vries <tom@codesourcery.com>
742 Andrew Pinski <apinski@cavium.com>
745 * reorg.c (fill_slots_from_thread): Don't speculate
748 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
750 * sched-int.h (bb_note): Move to...
751 * basic-block.h: ...here.
752 * haifa-sched.c (bb_note): Move to...
754 * function.c (next_block_for_reg): New function.
755 (move_insn_for_shrink_wrap): Likewise.
756 (prepare_shrink_wrap): Rewrite to use the above.
758 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
760 * gimple.c (is_gimple_non_addressable): Remove.
761 * gimple.h: Remove is_gimple_non_addressable.
762 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
763 is_gimple_non_addressable.
764 * trans-mem.c (expand_assign_tm): Same.
766 2012-01-09 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/51775
769 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
770 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
772 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
774 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
776 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
778 2012-01-09 Richard Guenther <rguenther@suse.de>
780 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
782 2012-01-08 Jan Hubicka <jh@suse.cz>
784 PR tree-optimize/51680
785 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
786 on when known_vals needs to be computed; cleanup.
788 2012-01-08 Jan Hubicka <jh@suse.cz>
790 PR tree-optimize/51694
791 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
793 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
795 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
796 for -std=c++98 and -std=c++11 too.
798 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
800 * cfgloop.c (cancel_loop): Add free() of bbs array.
802 2012-01-07 Jan Hubicka <jh@suse.cz>
804 PR tree-optimization/51600
805 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
806 that benefits small functions.
808 2012-01-07 Jan Hubicka <jh@suse.cz>
810 * ipa-inline.c (want_inline_small_function_p): Fix formating.
812 2012-01-07 Jan Hubicka <jh@suse.cz>
814 PR tree-optimization/51680
815 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
816 whose inlining reduce unit size.
818 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
821 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
822 Add canonical node to containing_mem chain after the non-canonical
823 one, even if there weren't any locs to propagate.
824 (remove_useless_values): Keep only canonical values.
825 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
826 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
827 canonicalize mem_chain elements that are not discarded.
829 2012-01-06 Jakub Jelinek <jakub@redhat.com>
832 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
833 before emitting functions.
835 PR gcov-profile/50127
836 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
837 clear_aux_for_blocks.
839 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
842 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
844 2012-01-06 Arnaud Charlet <charlet@adacore.com>
846 * c-decl.c (ext_block): Moved up.
847 (collect_all_refs, for_each_global_decl): Take ext_block into account.
849 2012-01-06 Han Shen <shenhan@google.com>
851 Translate built-in include paths for sysroot.
852 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
853 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
855 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
856 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
858 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
859 control whether sysroot should be prepended to gxx include dir.
861 * configure: Regenerate.
863 2012-01-06 Torvald Riegel <triegel@redhat.com>
865 PR rtl-optimization/51771
866 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
867 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
869 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
871 PR tree-optimization/51315
872 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
873 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
875 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
878 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
879 for shrp pattern. Correctly handle and fixup shift variable.
880 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
882 2012-01-05 Jakub Jelinek <jakub@redhat.com>
885 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
886 note when !ACCUMULATE_OUTGOING_ARGS.
888 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
890 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
892 (extract_range_from_unary_expr_1): Avoid useless computations.
894 2012-01-05 Jakub Jelinek <jakub@redhat.com>
896 PR rtl-optimization/51767
897 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
898 of jump_block and add an extra edge for degenerated asm gotos.
901 * stmt.c (check_unique_operand_names): Don't ICE during error
902 reporting if i is from labels chain.
905 * profile.c (branch_prob): Split bbs that have exit edge
906 and need a fake entry edge too.
908 2012-01-05 Jan Hubicka <jh@suse.cz>
911 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
914 2012-01-05 Richard Guenther <rguenther@suse.de>
917 * tree-streamer-out.c (write_ts_optimization): New function.
918 (streamer_write_tree_body): Call it.
919 * tree-streamer-in.c (lto_input_ts_optimization): New function.
920 (streamer_read_tree_body): Call it.
921 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
923 2012-01-05 Jakub Jelinek <jakub@redhat.com>
926 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
927 * gimplify.c (gimplify_cleanup_point_expr): Save and set
928 in_cleanup_point_expr before gimplify_stmt call and restore it
930 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
931 in_cleanup_point_expr is false.
933 2012-01-05 Richard Guenther <rguenther@suse.de>
936 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
938 * toplev.c (process_options): Reject combining mudflap and LTO.
939 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
941 2012-01-05 Richard Guenther <rguenther@suse.de>
943 PR tree-optimization/51760
944 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
946 (bit_value_unop): Handle UNDEFINED operands.
947 (bit_value_binop): Likewise.
949 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
951 * config/avr/avr.c (avr_replace_prefix): Remove.
952 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
953 (avr_asm_function_rodata_section): Ditto.
954 (avr_asm_select_section): Ditto.
956 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
958 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
961 2012-01-05 Jakub Jelinek <jakub@redhat.com>
964 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
965 calls that have any non-fake successor edges.
968 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
970 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
972 PR tree-optimization/51624
973 * tree-sra.c (build_ref_for_model): When replicating a chain of
974 COMPONENT_REFs, stop as soon as the offset would become negative.
976 2012-01-04 Jakub Jelinek <jakub@redhat.com>
979 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
980 in .debug_loc on the floor.
982 2012-01-04 Andrew Pinski <apinski@cavium.com>
984 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
986 2012-01-04 Andrew Pinski <apinski@cavium.com>
987 Adam Nemet <anemet@caviumnetworks.com>
989 * config/mips/mips.md (size): Add SI and DI.
990 (SIZE): New mode attribute.
991 (U): New code attribute.
992 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
993 (mips_lbux_<mode>): Delete.
994 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
995 (mips_lhx): Use gen_mips_lhx_extsi.
996 (mips_lhx_<mode>): Delete.
998 (mips_l<size>x): New expand.
999 (mips_lwx_<mode>): Delete.
1000 (mips_l<GPR:size>x_<P:mode>): New pattern.
1001 (*mips_lw<u>x_<P:mode>_ext): Likewise.
1002 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
1003 * config/mips/mips.c (mips_lx_address_p): New function.
1004 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
1005 (dsp64): New availability predicate.
1006 (mips_builtins): Add an entry for __builtin_mips_ldx.
1007 * config/mips/mips.h (ISA_HAS_LBX): New define.
1008 (ISA_HAS_LBUX): Likewise.
1009 (ISA_HAS_LHX): Likewise.
1010 (ISA_HAS_LHUX): Likewise.
1011 (ISA_HAS_LWX): Likewise.
1012 (ISA_HAS_LWUX): Likewise.
1013 (ISA_HAS_LDX): Likewise.
1014 * doc/extend.texi (__builtin_mips_ldx): Document.
1016 2012-01-04 Tristan Gingold <gingold@adacore.com>
1018 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
1019 when long pointers are used.
1020 * config.build (*-*-*vms*): Handle all OpenVMS targets.
1021 (alpha64-dec-*vms*, alpha*-dec-*vms*)
1022 (ia64-hp-*vms*): Remove.
1023 * config/vms/xm-vms64.h: Delete.
1025 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1028 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
1030 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1032 * opts.c (finish_options): Remove duplicate sorry.
1034 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1037 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
1040 2012-01-04 Richard Guenther <rguenther@suse.de>
1043 * tree.c (size_low_cst): New function.
1044 * tree.h (size_low_cst): Declare.
1045 * fold-const.c (fold_comparison): Use it to extract the low
1046 part of the POINTER_PLUS_EXPR offset.
1048 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
1050 Fix clearing ZERO_REG
1051 * config/avr/avr.md (cc): Add alternative "ldi".
1052 (movqi_insn): Use it in cc attribute.
1053 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
1054 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
1055 (output_reload_insisf): Use ZERO_REG to pre-clear register.
1057 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1059 * configure: Regenerate.
1061 2012-01-04 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/49651
1064 * tree-ssa-structalias.c (type_can_have_subvars): New function.
1065 (var_can_have_subvars): Use it.
1066 (get_constraint_for_1): Only consider subfields if there can be any.
1068 2012-01-03 Jakub Jelinek <jakub@redhat.com>
1071 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
1072 to its new canonical_cselib_val and the cselib_val was in
1073 first_containing_mem chain, but the canonical_cselib_val was not,
1074 add the latter into the chain.
1075 (cselib_invalidate_mem): Compare canonical_cselib_val of
1076 addr_list chain elt with v.
1079 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
1080 dwarf2out_undef): Allocate e.info using ggc_strdup instead
1082 (output_macinfo_op): Don't ggc_strdup fd->filename.
1083 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
1084 then ggc_strdup it. Don't free inc->info or cur->info.
1085 (output_macinfo): Don't free ref->info or file->info.
1087 2012-01-03 Ira Rosen <irar@il.ibm.com>
1089 PR tree-optimization/51269
1090 * tree-vect-loop-manip.c (set_prologue_iterations): Make
1091 first_niters a pointer.
1092 (slpeel_tree_peel_loop_to_edge): Likewise.
1093 (vect_do_peeling_for_loop_bound): Update call to
1094 slpeel_tree_peel_loop_to_edge.
1095 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
1096 here. Remove it from the parameters list.
1097 (vect_do_peeling_for_alignment): Update calls and compute
1100 2012-01-03 Richard Guenther <rguenther@suse.de>
1102 PR tree-optimization/51070
1103 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
1104 Properly handle calls.
1106 2012-01-03 Richard Guenther <rguenther@suse.de>
1108 PR tree-optimization/51692
1109 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
1110 the LHS of allocation stmts.
1112 2012-01-03 Olivier Hainque <hainque@adacore.com>
1114 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
1116 2012-01-03 Olivier Hainque <hainque@adacore.com>
1118 * collect2.c (main): In AIX specific computations for vector
1119 insertions, use CONST_CAST2 to cast from char ** to const char **.
1121 2012-01-03 Richard Guenther <rguenther@suse.de>
1124 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
1125 the context of a limbo DIE when it does not already exist.
1127 2012-01-03 Jakub Jelinek <jakub@redhat.com>
1129 PR tree-optimization/51719
1130 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
1131 but direct call is, clear direct call's lhs and don't add fallthrough
1132 edge from dcall_bb to join_bb and PHIs.
1134 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1136 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
1137 the instructions emitted by the pattern.
1138 ("*TDC_insn_<mode>"): Add comment.
1140 2012-01-03 Richard Guenther <rguenther@suse.de>
1143 * fold-const.c (fold_comparison): Properly canonicalize
1144 tree offset and HOST_WIDE_INT bit position.
1146 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
1148 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
1149 operands for extzv pattern.
1151 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1154 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
1157 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
1159 * doc/invoke.texi (-flto and related options): Copy-edit.
1161 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1163 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
1165 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1167 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
1170 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1172 * expr.h (move_by_pieces_ninsns): Declare.
1173 * expr.c (move_by_pieces_ninsns): Make external.
1174 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
1175 (mips_store_by_pieces_p): Likewise.
1176 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
1177 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
1178 * config/mips/mips.c (mips_move_by_pieces_p): New function.
1179 (mips_store_by_pieces_p): Likewise.
1181 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1183 * passes.c (register_one_dump_file): Free full_name.
1185 * reload1.c (reload): Don't allocate reg_max_ref_width here.
1186 (calculate_elim_costs_all_insns): Free offsets_at and
1187 offsets_known_at at the end and clear the pointers.
1189 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1191 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
1192 this option introduced in r180739.
1194 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1197 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
1198 (tmake_file target=avr): Add avr/t-multilib.
1200 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
1201 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
1202 * config/avr/genmultilib.awk: New file.
1203 * config/avr/t-multilib: New auto-generated file.
1204 * config/avr/multilib.h: New auto-generated file.
1205 * config/avr/t-avr (AVR_MCUS): New variable.
1206 (genopt.sh): Use it.
1207 (s-mlib): Depend on t-multilib.
1208 (t-multilib, multilib.h): New dependencies.
1209 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
1210 (MULTILIB_OPTIONS): Remove.
1211 (MULTILIB_MATCHES): Remove.
1212 (MULTILIB_DIRNAMES): Remove.
1213 (MULTILIB_EXCEPTIONS): Remove:
1214 * config/avr/genopt.sh: Don't use hard coded file name;
1215 pass AVR_MCUS from t-avr instead.
1217 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1219 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
1221 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1223 Implement light-weight DImode support.
1224 * config/avr/avr-dimode.md: New file.
1225 * config/avr/avr.md: Include it.
1226 (adjust_len): Add plus64, compare64.
1227 (HIDI): Remove code iterator.
1228 (code_stdname): New code attribute.
1229 (rotx, rotsmode): Remove DI.
1230 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
1232 * config/avr/avr-protos.h (avr_have_dimode): New.
1233 (avr_out_plus64, avr_out_compare64): New.
1234 * config/avr/avr.c (avr_out_compare): Handle DImode.
1235 (avr_have_dimode): New variable definition and initialization.
1236 (avr_out_compare64, avr_out_plus64): New functions.
1237 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
1238 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
1239 (avr_compare_pattern): Skip DImode comparisons.
1241 2012-01-02 Revital Eres <revital.eres@linaro.org>
1243 * ddg.c (def_has_ccmode_p): New function.
1244 (add_cross_iteration_register_deps,
1245 create_ddg_dep_from_intra_loop_link): Call it.
1247 2012-01-02 Richard Guenther <rguenther@suse.de>
1250 * invoke.texi (fassociative-math): Remove spurious paranthesis.
1252 2012-01-01 Jakub Jelinek <jakub@redhat.com>
1254 * gcc.c (process_command): Update copyright notice dates.
1255 * gcov.c (print_version): Likewise.
1256 * gcov-dump.c (print_version): Likewise.
1257 * mips-tfile.c (main): Likewise.
1258 * mips-tdump.c (main): Likewise.
1260 2012-01-01 Ira Rosen <irar@il.ibm.com>
1262 PR tree-optimization/51704
1263 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
1264 a use is inside the basic block or loop before accessing its vect info.
1266 2012-01-01 Jan Hubicka <jhjh@suse.cz>
1268 PR rtl-optimization/51069
1269 * cfgloopmanip.c (remove_path): Removing path making irreducible
1270 region unconditional makes BB part of the region.
1272 2012-01-01 Jakub Jelinek <jakub@redhat.com>
1274 PR tree-optimization/51683
1275 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
1276 calls with side-effects.
1277 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
1279 Copyright (C) 2012 Free Software Foundation, Inc.
1281 Copying and distribution of this file, with or without modification,
1282 are permitted in any medium without royalty provided the copyright
1283 notice and this notice are preserved.