1 2012-01-22 Jason Merrill <jason@redhat.com>
4 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5 for extra name aliases.
7 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9 PR rtl-optimization/51924
10 * ree.c (combine_set_extension): Improve debugging message.
11 (combine_reaching_defs): Likewise.
12 (get_defs): Rename confusingly named variable.
13 (find_and_remove_re): Skip a candidate if the extension expression has
16 2012-01-21 Robert Millan <rmh@gnu.org>
17 Gerald Pfeifer <gerald@pfeifer.com>
19 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
20 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
22 2012-01-20 Jakub Jelinek <jakub@redhat.com>
24 PR tree-optimization/51914
25 * tree-vect-stmts.c (vectorizable_conversion): For
26 cvt_type && modifier == WIDEN, put temporary with cvt_type
27 at the beginning of vec_dsts and set vec_dest to temporary
30 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
32 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
34 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
36 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
37 * config/rs6000/rs6000.c: Likewise.
39 2012-01-20 Jakub Jelinek <jakub@redhat.com>
42 * config/arm/arm.c (arm_count_output_move_double_insns): Call
43 output_move_double on a copy of operands array.
45 2012-01-20 Cary Coutant <ccoutant@google.com>
46 Dodji Seketeli <dodji@redhat.com>
49 * dwarf2out.c (copy_declaration_context): Return ref to parent
50 of declaration DIE, if necessary.
51 (remove_child_or_replace_with_skeleton): Add new parameter; update
52 caller. Place skeleton DIE under parent DIE of original declaration.
53 Move call to copy_declaration_context to here ...
54 (break_out_comdat_types): ... from here.
56 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
58 PR rtl-optimization/51856
59 * reload.c (find_reloads_subreg_address): Set the address_reloaded
62 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
65 * config/arm/arm.c (arm_print_operand): Correct output of alignment
66 hints for neon loads and stores.
68 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
72 * doc/extend.texi (Named Address Spaces): Split into subsections.
73 (AVR Named Address Spaces): New subsection.
74 (M32C Named Address Spaces): New subsection.
75 (RL78 Named Address Spaces): New subsection.
76 (SPU Named Address Spaces): New subsection.
77 (Variable Attributes): New anchor "AVR Variable Attributes".
78 (AVR Variable Attributes): Rewrite and avoid wording
79 "address space" in this context.
80 * doc/invoke.texi (AVR Options): Rewrite and add documentation
81 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
82 (AVR Built-in Macros): New subsubsection therein.
83 * doc/md.texi (AVR constraints): Remove "C04", "R".
85 2012-01-20 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/51903
88 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
91 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
94 * config/arm/arm.c (arm_load_pic_register): Use
95 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
96 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
97 (arm_pic_static_addr): Likewise.
98 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
99 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
100 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
101 (pic_load_addr_unified): New.
103 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
106 * function.c (instantiate_virtual_regs_in_insn): Use
107 delete_insn_and_edges when removing a wrong asm insn.
109 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
111 PR rtl-optimization/40761
112 * ira-int.h (struct ira_loop_tree_node): Add comment for member
113 loop. Add new member loop_num.
114 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
115 (ira_build): Remove the parameter.
117 * ira.c (ira_print_disposition): Use loop_num instead of
119 (ira.c): Do not build CFG loops for one region allocation. Remove
120 argument from ira_build call.
122 * ira-build.c (init_loop_tree_node): New function.
123 (create_loop_tree_nodes): Use it. Separate the case when CFG
125 (more_one_region_p): Check current_loops.
126 (finish_loop_tree_nodes): Separate the case when CFG loops are not
128 (add_loop_to_tree): Process loop equal to NULL too.
129 (form_loop_tree): Separate the case when CFG loops are not built.
130 Use explicitly number for the root.
131 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
133 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
134 instead of loop->num.
135 (mark_loops_for_removal): Ditto. Use loop_num instead of
137 (mark_all_loops_for_removal): Ditto.
138 (remove_unnecessary_regions): Separate the case when CFG loops
140 (ira_build): Remove the parameter. Use explicit number of regions
141 when CFG loops are not built.
143 * ira-color.c (print_loop_title): Separate the case for the root
144 node. Use loop_num instead of loop->num.
145 (move_spill_restore): Use loop_num instead of loop->num.
147 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
148 (change_loop): Ditto.
149 (change_loop): Use loop_num instead of loop->num.
151 * ira-lives.c (process_bb_node_lives): Ditto.
153 * ira-costs.c (print_allocno_costs, find_costs_and_classes):
156 * ira-conflicts.c (print_allocno_conflicts): Ditto.
158 2012-01-19 Jakub Jelinek <jakub@redhat.com>
161 * tree-mudflap.c (mf_artificial): New function.
162 (execute_mudflap_function_ops, execute_mudflap_function_decls,
163 mx_register_decls, mudflap_enqueue_decl): Use it.
166 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
167 numbers in the insn pattern.
169 2012-01-19 Michael Matz <matz@suse.de>
171 PR tree-optimization/46590
172 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
173 use it in remembering which conflicts we already created.
174 (add_scope_conflicts): Adjust call to above, (de)allocate helper
177 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
180 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
181 (merge_and_complain): Same.
183 2012-01-19 Jakub Jelinek <jakub@redhat.com>
186 * config/initfini-array.h: Guard content of the header
187 with #ifdef HAVE_INITFINI_ARRAY.
188 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
189 Add initfini-array.h to tm_file here.
190 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker
192 * config.gcc: Don't add initfini-array.h to tm_file here.
193 * configure: Regenerated.
195 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
197 PR rtl-optimization/51505
198 * df-problems.c (df_kill_notes): New parameter live. Update comment.
199 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
200 (df_note_bb_compute): Update the call to df_kill_notes.
202 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
204 * trans-mem.c (requires_barrier): Remove call to is_global_var.
206 2012-01-18 Richard Guenther <rguenther@suse.de>
208 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
209 of conversions to void *.
211 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
212 Richard Sandiford <rdsandiford@googlemail.com>
216 * optabs.h (simplify_expand_binop): Declare.
217 * optabs.c (simplify_expand_binop): Make global.
218 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
219 endian targets if the source cannot be exactly covered by word
222 2012-01-17 Jakub Jelinek <jakub@redhat.com>
225 * hard-reg-set.h (struct hard_reg_set_container): New type.
226 * target.h (struct hard_reg_set_container): Forward declare.
227 * target.def (set_up_by_prologue): New target hook.
228 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
229 * doc/tm.texi: Regenerated.
230 * function.c (thread_prologue_and_epilogue_insns): Change
231 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
232 Call targetm.set_up_by_prologue on it.
233 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
234 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
236 2012-01-17 Nick Clifton <nickc@redhat.com>
238 * config/rx/rx.c (rx_can_use_simple_return): New function.
239 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
240 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
242 2012-01-17 Richard Guenther <rguenther@suse.de>
245 * expr.c (expand_assignment): Take address-space information
246 from the address operand of MEM_REF and TARGET_MEM_REF.
247 (expand_expr_real_1): Likewise.
249 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
251 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
252 reload dump is requested.
254 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
257 * trans-mem.c (requires_barrier): Call may_be_aliased.
259 2012-01-17 Jakub Jelinek <jakub@redhat.com>
261 PR tree-optimization/51877
262 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
263 call arguments and fndecls compare equal, instead return false if they
264 don't. Return true only if lhs1 and lhs2 are either both NULL, or
265 both SSA_NAMEs that are valueized the same, or they satisfy
268 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
270 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
272 * configure: Regenerate.
274 2012-01-16 Jan Hubicka <jh@suse.cz>
278 * convert.c (convert_to_integer): Use fold_convert for
279 converting an INTEGER_CST to integer type.
281 2012-01-16 Jason Merrill <jason@redhat.com>
284 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
286 2012-01-16 Jakub Jelinek <jakub@redhat.com>
289 * config/s390/s390.c (s390_chunkify_start): Don't skip
290 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
291 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
292 If insn is followed by NOTE_INSN_VAR_LOCATION or
293 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
294 Don't use location of note insns.
296 PR tree-optimization/51865
297 * tree-inline.c (tree_function_versioning): Call remap_decl
298 on DECL_RESULT whenever it has VOID_TYPE_P type.
300 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
302 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
303 for calls to locally-binding MIPS16 functions if only the return
304 type uses float regs.
306 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
307 Richard Sandiford <rdsandiford@googlemail.com>
309 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
310 (SYMBOL_32_HIGH): Likewise.
311 (mips_output_tls_reloc_directive): Declare.
312 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
313 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
314 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
315 (mips_lo_relocs, mips_hi_relocs): Make extern.
316 (mips16_stub_function): Move up file.
317 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
318 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
319 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
320 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead
321 of SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1
323 (mips_get_tp): Add MIPS16 support.
324 (mips_legitimize_tls_address): Remove MIPS16 sorry().
325 Generalize DTPREL and TPREL handling.
326 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
327 Add MIPS16 TLS support.
328 (mips_output_tls_reloc_directive): New function.
329 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
330 * config/mips/predicates.md (symbolic_operand_with_high)
331 (tls_reloc_operand): New predicates.
332 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
333 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
334 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
335 (*unshifted_high): New instruction. Use it for MIPS16
337 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
338 (*tls_get_tp_mips16_call_<mode>): Likewise.
340 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
342 PR rtl-optimization/51821
343 * recog.c (peep2_find_free_register): Determine clobbered registers
346 2012-01-14 Denis Chertykov <chertykov@gmail.com>
349 * config/avr/avr-protos.h: Revert change of 2012-01-09.
350 * config/avr/avr.c: Likewise.
351 * config/avr/avr.h: Likewise.
353 2012-01-13 Ian Lance Taylor <iant@google.com>
356 * tree.h (TYPE_QUALS): Add cast to int.
357 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
359 2012-01-13 Ian Lance Taylor <iant@google.com>
361 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
362 comparing param_index to VEC_length result.
364 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
366 * c-decl.c: Do not include tree-mudflap.h
367 * tree-optimize.c: Likewise.
368 * Makefile.in: Update dependencies.
370 2012-01-13 Richard Guenther <rguenther@suse.de>
373 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
374 variable-sized result always use RSO.
376 2012-01-12 DJ Delorie <dj@redhat.com>
378 * cfgexpand.c (convert_debug_memory_address): Allow any valid
379 pointer type, not just the default pointer type.
381 2012-01-09 Richard Henderson <rth@redhat.com>
382 Denis Chertykov <chertykov@gmail.com>
385 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
386 * config/avr/avr.c (avr_can_eliminate): Simplify.
387 (avr_initial_elimination_offset): Likewise.
388 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
389 (expand_epilogue): Likewise.
390 (avr_legitimize_address): Gut.
391 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
392 (avr_hard_regno_nregs): New.
393 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
394 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
395 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
396 add soft frame pointer.
397 (CALL_USED_REGISTERS): Likewise.
398 (REG_CLASS_CONTENTS): Likewise.
399 (REGISTER_NAMES): Likewise.
400 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
401 (HARD_FRAME_POINTER_REGNUM): New.
402 (FRAME_POINTER_REGNUM): Use soft frame pointer.
403 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
404 remove the HARD_FRAME_POINTER self-elimination.
406 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
409 * config/avr/avr.c (avr_encode_section_info): Test for absence of
410 DECL_EXTERNAL when checking for initializers of progmem variables.
412 2012-01-12 Ira Rosen <irar@il.ibm.com>
414 PR tree-optimization/51799
415 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
416 that the last operation is a type demotion.
418 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
420 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
421 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
423 2012-01-11 Jakub Jelinek <jakub@redhat.com>
426 * combine.c (distribute_notes): If i3 is a noreturn call,
427 allow old_size to be equal to args_size and make sure the
428 noreturn call gets REG_ARGS_SIZE note.
429 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
430 on noreturn calls even when the delta is 0.
432 2012-01-11 Nathan Sidwell <nathan@acm.org>
434 * gcov.c (STRING_SIZE): Remove.
435 (generate_results): Erase annotations for source files with no
436 coverage information.
438 (output_lines): Use it.
440 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
442 * gimple.h (gimplify_body): Remove first argument.
443 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
444 pointer set here, instead just pass DATA to walk_tree.
445 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
446 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
447 (unvisit_body): Likewise, but with unmark_visited.
448 (gimplify_body): Remove BODY_P argument and adjust.
449 (gimplify_function_tree): Adjust call to gimplify_body.
450 * omp-low.c (finalize_task_copyfn): Likewise.
452 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
454 * tree.h (build_function_decl_skip_args): Add boolean parameter.
455 (build_function_type_skip_args): Delete.
456 * tree.c (build_function_type_skip_args): Make static and add
457 SKIP_RETURN parameter. Fix thinko in the handling of variants.
458 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
459 pass it to build_function_type_skip_args.
460 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
461 (tree_function_versioning): Likewise.
462 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
463 build_function_decl_skip_args.
464 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
465 and pass it to build_function_decl_skip_args/tree_function_versioning.
466 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
467 * ipa-inline-transform.c (save_inline_function_body): Likewise.
468 * trans-mem.c (ipa_tm_create_version): Likewise.
469 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
470 * tree-inline.c (declare_return_variable): Remove always-true test.
471 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
472 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
473 * ipa-split.c (split_function): Skip the return value for the split
474 part if it doesn't return.
476 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
478 PR tree-optimization/49642
479 * ipa-split.c (forbidden_dominators): New variable.
480 (check_forbidden_calls): New function.
481 (dominated_by_forbidden): Likewise.
482 (consider_split): Check for forbidden dominators.
483 (execute_split_functions): Initialize and free forbidden
484 dominators info; call check_forbidden_calls.
486 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
488 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
490 2012-01-11 Nick Clifton <nickc@redhat.com>
492 * config/rx/rx.md (return): Define pattern.
494 2012-01-11 Richard Guenther <rguenther@suse.de>
496 * doc/extend.texi (malloc attribute): Adjust according to
499 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
500 Patrick Marlier <patrick.marlier@gmail.com>
503 * trans-mem.c (get_cg_data): Traverse aliases if requested.
504 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
505 (ipa_tm_note_irrevocable): Same.
506 (ipa_tm_scan_irr_block): Same.
507 (ipa_tm_decrement_clone_counts): Same.
508 (ipa_tm_scan_irr_function): Same.
509 (ipa_tm_create_version_alias): Same.
510 (ipa_tm_create_version): Same.
511 (ipa_tm_transform_calls_redirect): Same.
512 (ipa_tm_transform_calls): Same.
513 (ipa_tm_transform_transaction): Same.
514 (ipa_tm_execute): Same.
516 2012-01-10 Richard Guenther <rguenther@suse.de>
519 * opts.c (common_handle_option): Handle -Werror.
521 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
523 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
526 2012-01-10 Jason Merrill <jason@redhat.com>
528 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
531 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
533 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
534 supports R_386_TLS_GD_PLT reloc.
535 (gcc_cv_as_ix86_tlsldmplt): Check if linker
536 supports R_386_TLS_LDM_PLT reloc.
537 * configure: Regenerate.
538 * config.in: Regenerate.
540 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
543 Extend __pgmx semantics to linearize memory.
544 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
545 determine if code comes inline or from libgcc.
546 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
547 (movmem_qi, movmem_qi): Set constraint #2 to "n".
548 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
549 (movmemx_qi, movmemx_hi): New insns.
550 (xload_<mode>_libgcc): Rewrite to new insn condition.
551 (xload_<mode>): Remove insns.
552 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
553 cases that don't satisfy avr_xload_libgcc_p().
554 (avr_addr_space_convert): Allow converting in any direction.
555 (avr_addr_space_subset_p): Return always true.
556 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
557 (avr_emit_movmemhi): Ditto.
558 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
559 (avr_out_movmem): Ditto.
560 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
561 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
562 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
563 (avr_encode_section_info): Encode 'progmem' in symbol flags.
564 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
566 2012-01-10 Richard Guenther <rguenther@suse.de>
568 PR tree-optimization/50913
569 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
570 Require data-refs to be representable by Graphite with respect
573 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
576 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
578 2012-01-10 Tom de Vries <tom@codesourcery.com>
580 PR rtl-optimization/51271
581 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
582 handling annulled branch.
584 2012-01-10 Richard Henderson <rth@redhat.com>
586 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
587 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
588 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
589 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
590 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
591 arm_expand_vec_perm_const): New.
592 * config/arm/arm-protos.h: Update.
593 * config/arm/neon.md (UNSPEC_VCONCAT): New.
594 (*neon_vswp<VDQX>): New.
595 (neon_vcombine<VDX>): Use neon_split_vcombine.
596 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
597 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
600 2012-01-10 Richard Henderson <rth@redhat.com>
602 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
603 use it if reload_completed.
604 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
605 arm_output_asm_insn, arm_process_output_memory_barrier,
606 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
607 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
608 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
609 arm_process_output_sync_insn, arm_output_sync_insn,
610 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
611 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
612 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
613 (emit_unlikely_jump): New.
614 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
615 (arm_split_atomic_op): New.
616 * config/arm/arm-protos.h: Update.
617 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
618 (struct arm_sync_generator): Remove.
619 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
620 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
621 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
622 (VUNSPEC_LL, VUNSPEC_SC): New.
623 (sync_result, sync_memory, sync_required_value, sync_new_value,
624 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
625 (attr length): Don't use arm_sync_loop_insns.
626 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
627 (movsfcc, movdfcc): Likewise.
628 * config/arm/constraints.md (Ua): New.
629 * config/arm/prediates.md (mem_noofs_operand): New.
630 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
631 (sync_clobber, sync_t2_reqd): Remove.
632 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
633 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
634 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
635 (arm_sync_compare_and_swap<SIDI>): Remove.
636 (arm_sync_compare_and_swap<NARROW>): Remove.
637 (arm_sync_lock_test_and_set<SIDI>): Remove.
638 (arm_sync_lock_test_and_set<NARROW>): Remove.
639 (arm_sync_new_<syncop><SIDI>): Remove.
640 (arm_sync_new_<syncop><NARROW>): Remove.
641 (arm_sync_new_nand<SIDI>): Remove.
642 (arm_sync_new_nand<NARROW>): Remove.
643 (arm_sync_old_<syncop><SIDI>): Remove.
644 (arm_sync_old_<syncop><NARROW>): Remove.
645 (arm_sync_old_nand<SIDI>): Remove.
646 (arm_sync_old_nand<NARROW>): Remove.
647 (*memory_barrier): Merge arm_output_memory_barrier.
648 (atomic_compare_and_swap<QHSD>): New.
649 (atomic_compare_and_swap<NARROW>_1): New.
650 (atomic_compare_and_swap<SIDI>_1): New.
651 (atomic_exchange<QHSD>): New.
652 (cas_cmp_operand, cas_cmp_str): New.
653 (atomic_op_operand, atomic_op_str): New.
654 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
655 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
656 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
657 (arm_load_exclusive<NARROW>): New.
658 (arm_load_exclusivesi, arm_load_exclusivedi): New.
659 (arm_store_exclusive<QHSD>): New.
661 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
663 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
664 reload patterns if -mvsx-scalar-memory.
666 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
667 generated, even -mno-vsx-scalar-double was used.
668 (vsx_xscvdpsp_scalar): Likewise.
669 (vsx_xscvspdp_scalar2): Likewise.
671 2012-01-09 Tom de Vries <tom@codesourcery.com>
672 Andrew Pinski <apinski@cavium.com>
675 * reorg.c (fill_slots_from_thread): Don't speculate
678 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
680 * sched-int.h (bb_note): Move to...
681 * basic-block.h: ...here.
682 * haifa-sched.c (bb_note): Move to...
684 * function.c (next_block_for_reg): New function.
685 (move_insn_for_shrink_wrap): Likewise.
686 (prepare_shrink_wrap): Rewrite to use the above.
688 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
690 * gimple.c (is_gimple_non_addressable): Remove.
691 * gimple.h: Remove is_gimple_non_addressable.
692 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
693 is_gimple_non_addressable.
694 * trans-mem.c (expand_assign_tm): Same.
696 2012-01-09 Richard Guenther <rguenther@suse.de>
698 PR tree-optimization/51775
699 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
700 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
702 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
704 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
706 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
708 2012-01-09 Richard Guenther <rguenther@suse.de>
710 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
712 2012-01-08 Jan Hubicka <jh@suse.cz>
714 PR tree-optimize/51680
715 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
716 on when known_vals needs to be computed; cleanup.
718 2012-01-08 Jan Hubicka <jh@suse.cz>
720 PR tree-optimize/51694
721 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
723 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
725 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
726 for -std=c++98 and -std=c++11 too.
728 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
730 * cfgloop.c (cancel_loop): Add free() of bbs array.
732 2012-01-07 Jan Hubicka <jh@suse.cz>
734 PR tree-optimization/51600
735 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
736 that benefits small functions.
738 2012-01-07 Jan Hubicka <jh@suse.cz>
740 * ipa-inline.c (want_inline_small_function_p): Fix formating.
742 2012-01-07 Jan Hubicka <jh@suse.cz>
744 PR tree-optimization/51680
745 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
746 whose inlining reduce unit size.
748 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
751 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
752 Add canonical node to containing_mem chain after the non-canonical
753 one, even if there weren't any locs to propagate.
754 (remove_useless_values): Keep only canonical values.
755 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
756 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
757 canonicalize mem_chain elements that are not discarded.
759 2012-01-06 Jakub Jelinek <jakub@redhat.com>
762 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
763 before emitting functions.
765 PR gcov-profile/50127
766 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
767 clear_aux_for_blocks.
769 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
772 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
774 2012-01-06 Arnaud Charlet <charlet@adacore.com>
776 * c-decl.c (ext_block): Moved up.
777 (collect_all_refs, for_each_global_decl): Take ext_block into account.
779 2012-01-06 Han Shen <shenhan@google.com>
781 Translate built-in include paths for sysroot.
782 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
783 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
785 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
786 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
788 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
789 control whether sysroot should be prepended to gxx include dir.
791 * configure: Regenerate.
793 2012-01-06 Torvald Riegel <triegel@redhat.com>
795 PR rtl-optimization/51771
796 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
797 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
799 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
801 PR tree-optimization/51315
802 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
803 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
805 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
808 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
809 for shrp pattern. Correctly handle and fixup shift variable.
810 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
812 2012-01-05 Jakub Jelinek <jakub@redhat.com>
815 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
816 note when !ACCUMULATE_OUTGOING_ARGS.
818 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
820 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
822 (extract_range_from_unary_expr_1): Avoid useless computations.
824 2012-01-05 Jakub Jelinek <jakub@redhat.com>
826 PR rtl-optimization/51767
827 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
828 of jump_block and add an extra edge for degenerated asm gotos.
831 * stmt.c (check_unique_operand_names): Don't ICE during error
832 reporting if i is from labels chain.
835 * profile.c (branch_prob): Split bbs that have exit edge
836 and need a fake entry edge too.
838 2012-01-05 Jan Hubicka <jh@suse.cz>
841 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
844 2012-01-05 Richard Guenther <rguenther@suse.de>
847 * tree-streamer-out.c (write_ts_optimization): New function.
848 (streamer_write_tree_body): Call it.
849 * tree-streamer-in.c (lto_input_ts_optimization): New function.
850 (streamer_read_tree_body): Call it.
851 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
853 2012-01-05 Jakub Jelinek <jakub@redhat.com>
856 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
857 * gimplify.c (gimplify_cleanup_point_expr): Save and set
858 in_cleanup_point_expr before gimplify_stmt call and restore it
860 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
861 in_cleanup_point_expr is false.
863 2012-01-05 Richard Guenther <rguenther@suse.de>
866 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
868 * toplev.c (process_options): Reject combining mudflap and LTO.
869 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
871 2012-01-05 Richard Guenther <rguenther@suse.de>
873 PR tree-optimization/51760
874 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
876 (bit_value_unop): Handle UNDEFINED operands.
877 (bit_value_binop): Likewise.
879 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
881 * config/avr/avr.c (avr_replace_prefix): Remove.
882 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
883 (avr_asm_function_rodata_section): Ditto.
884 (avr_asm_select_section): Ditto.
886 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
888 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
891 2012-01-05 Jakub Jelinek <jakub@redhat.com>
894 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
895 calls that have any non-fake successor edges.
898 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
900 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
902 PR tree-optimization/51624
903 * tree-sra.c (build_ref_for_model): When replicating a chain of
904 COMPONENT_REFs, stop as soon as the offset would become negative.
906 2012-01-04 Jakub Jelinek <jakub@redhat.com>
909 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
910 in .debug_loc on the floor.
912 2012-01-04 Andrew Pinski <apinski@cavium.com>
914 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
916 2012-01-04 Andrew Pinski <apinski@cavium.com>
917 Adam Nemet <anemet@caviumnetworks.com>
919 * config/mips/mips.md (size): Add SI and DI.
920 (SIZE): New mode attribute.
921 (U): New code attribute.
922 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
923 (mips_lbux_<mode>): Delete.
924 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
925 (mips_lhx): Use gen_mips_lhx_extsi.
926 (mips_lhx_<mode>): Delete.
928 (mips_l<size>x): New expand.
929 (mips_lwx_<mode>): Delete.
930 (mips_l<GPR:size>x_<P:mode>): New pattern.
931 (*mips_lw<u>x_<P:mode>_ext): Likewise.
932 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
933 * config/mips/mips.c (mips_lx_address_p): New function.
934 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
935 (dsp64): New availability predicate.
936 (mips_builtins): Add an entry for __builtin_mips_ldx.
937 * config/mips/mips.h (ISA_HAS_LBX): New define.
938 (ISA_HAS_LBUX): Likewise.
939 (ISA_HAS_LHX): Likewise.
940 (ISA_HAS_LHUX): Likewise.
941 (ISA_HAS_LWX): Likewise.
942 (ISA_HAS_LWUX): Likewise.
943 (ISA_HAS_LDX): Likewise.
944 * doc/extend.texi (__builtin_mips_ldx): Document.
946 2012-01-04 Tristan Gingold <gingold@adacore.com>
948 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
949 when long pointers are used.
950 * config.build (*-*-*vms*): Handle all OpenVMS targets.
951 (alpha64-dec-*vms*, alpha*-dec-*vms*)
952 (ia64-hp-*vms*): Remove.
953 * config/vms/xm-vms64.h: Delete.
955 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
958 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
960 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
962 * opts.c (finish_options): Remove duplicate sorry.
964 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
967 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
970 2012-01-04 Richard Guenther <rguenther@suse.de>
973 * tree.c (size_low_cst): New function.
974 * tree.h (size_low_cst): Declare.
975 * fold-const.c (fold_comparison): Use it to extract the low
976 part of the POINTER_PLUS_EXPR offset.
978 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
980 Fix clearing ZERO_REG
981 * config/avr/avr.md (cc): Add alternative "ldi".
982 (movqi_insn): Use it in cc attribute.
983 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
984 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
985 (output_reload_insisf): Use ZERO_REG to pre-clear register.
987 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
989 * configure: Regenerate.
991 2012-01-04 Richard Guenther <rguenther@suse.de>
993 PR tree-optimization/49651
994 * tree-ssa-structalias.c (type_can_have_subvars): New function.
995 (var_can_have_subvars): Use it.
996 (get_constraint_for_1): Only consider subfields if there can be any.
998 2012-01-03 Jakub Jelinek <jakub@redhat.com>
1001 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
1002 to its new canonical_cselib_val and the cselib_val was in
1003 first_containing_mem chain, but the canonical_cselib_val was not,
1004 add the latter into the chain.
1005 (cselib_invalidate_mem): Compare canonical_cselib_val of
1006 addr_list chain elt with v.
1009 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
1010 dwarf2out_undef): Allocate e.info using ggc_strdup instead
1012 (output_macinfo_op): Don't ggc_strdup fd->filename.
1013 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
1014 then ggc_strdup it. Don't free inc->info or cur->info.
1015 (output_macinfo): Don't free ref->info or file->info.
1017 2012-01-03 Ira Rosen <irar@il.ibm.com>
1019 PR tree-optimization/51269
1020 * tree-vect-loop-manip.c (set_prologue_iterations): Make
1021 first_niters a pointer.
1022 (slpeel_tree_peel_loop_to_edge): Likewise.
1023 (vect_do_peeling_for_loop_bound): Update call to
1024 slpeel_tree_peel_loop_to_edge.
1025 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
1026 here. Remove it from the parameters list.
1027 (vect_do_peeling_for_alignment): Update calls and compute
1030 2012-01-03 Richard Guenther <rguenther@suse.de>
1032 PR tree-optimization/51070
1033 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
1034 Properly handle calls.
1036 2012-01-03 Richard Guenther <rguenther@suse.de>
1038 PR tree-optimization/51692
1039 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
1040 the LHS of allocation stmts.
1042 2012-01-03 Olivier Hainque <hainque@adacore.com>
1044 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
1046 2012-01-03 Olivier Hainque <hainque@adacore.com>
1048 * collect2.c (main): In AIX specific computations for vector
1049 insertions, use CONST_CAST2 to cast from char ** to const char **.
1051 2012-01-03 Richard Guenther <rguenther@suse.de>
1054 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
1055 the context of a limbo DIE when it does not already exist.
1057 2012-01-03 Jakub Jelinek <jakub@redhat.com>
1059 PR tree-optimization/51719
1060 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
1061 but direct call is, clear direct call's lhs and don't add fallthrough
1062 edge from dcall_bb to join_bb and PHIs.
1064 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1066 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
1067 the instructions emitted by the pattern.
1068 ("*TDC_insn_<mode>"): Add comment.
1070 2012-01-03 Richard Guenther <rguenther@suse.de>
1073 * fold-const.c (fold_comparison): Properly canonicalize
1074 tree offset and HOST_WIDE_INT bit position.
1076 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
1078 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
1079 operands for extzv pattern.
1081 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1084 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
1087 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
1089 * doc/invoke.texi (-flto and related options): Copy-edit.
1091 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1093 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
1095 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1097 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
1100 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1102 * expr.h (move_by_pieces_ninsns): Declare.
1103 * expr.c (move_by_pieces_ninsns): Make external.
1104 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
1105 (mips_store_by_pieces_p): Likewise.
1106 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
1107 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
1108 * config/mips/mips.c (mips_move_by_pieces_p): New function.
1109 (mips_store_by_pieces_p): Likewise.
1111 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1113 * passes.c (register_one_dump_file): Free full_name.
1115 * reload1.c (reload): Don't allocate reg_max_ref_width here.
1116 (calculate_elim_costs_all_insns): Free offsets_at and
1117 offsets_known_at at the end and clear the pointers.
1119 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1121 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
1122 this option introduced in r180739.
1124 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1127 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
1128 (tmake_file target=avr): Add avr/t-multilib.
1130 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
1131 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
1132 * config/avr/genmultilib.awk: New file.
1133 * config/avr/t-multilib: New auto-generated file.
1134 * config/avr/multilib.h: New auto-generated file.
1135 * config/avr/t-avr (AVR_MCUS): New variable.
1136 (genopt.sh): Use it.
1137 (s-mlib): Depend on t-multilib.
1138 (t-multilib, multilib.h): New dependencies.
1139 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
1140 (MULTILIB_OPTIONS): Remove.
1141 (MULTILIB_MATCHES): Remove.
1142 (MULTILIB_DIRNAMES): Remove.
1143 (MULTILIB_EXCEPTIONS): Remove:
1144 * config/avr/genopt.sh: Don't use hard coded file name;
1145 pass AVR_MCUS from t-avr instead.
1147 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1149 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
1151 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1153 Implement light-weight DImode support.
1154 * config/avr/avr-dimode.md: New file.
1155 * config/avr/avr.md: Include it.
1156 (adjust_len): Add plus64, compare64.
1157 (HIDI): Remove code iterator.
1158 (code_stdname): New code attribute.
1159 (rotx, rotsmode): Remove DI.
1160 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
1162 * config/avr/avr-protos.h (avr_have_dimode): New.
1163 (avr_out_plus64, avr_out_compare64): New.
1164 * config/avr/avr.c (avr_out_compare): Handle DImode.
1165 (avr_have_dimode): New variable definition and initialization.
1166 (avr_out_compare64, avr_out_plus64): New functions.
1167 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
1168 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
1169 (avr_compare_pattern): Skip DImode comparisons.
1171 2012-01-02 Revital Eres <revital.eres@linaro.org>
1173 * ddg.c (def_has_ccmode_p): New function.
1174 (add_cross_iteration_register_deps,
1175 create_ddg_dep_from_intra_loop_link): Call it.
1177 2012-01-02 Richard Guenther <rguenther@suse.de>
1180 * invoke.texi (fassociative-math): Remove spurious paranthesis.
1182 2012-01-01 Jakub Jelinek <jakub@redhat.com>
1184 * gcc.c (process_command): Update copyright notice dates.
1185 * gcov.c (print_version): Likewise.
1186 * gcov-dump.c (print_version): Likewise.
1187 * mips-tfile.c (main): Likewise.
1188 * mips-tdump.c (main): Likewise.
1190 2012-01-01 Ira Rosen <irar@il.ibm.com>
1192 PR tree-optimization/51704
1193 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
1194 a use is inside the basic block or loop before accessing its vect info.
1196 2012-01-01 Jan Hubicka <jhjh@suse.cz>
1198 PR rtl-optimization/51069
1199 * cfgloopmanip.c (remove_path): Removing path making irreducible
1200 region unconditional makes BB part of the region.
1202 2012-01-01 Jakub Jelinek <jakub@redhat.com>
1204 PR tree-optimization/51683
1205 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
1206 calls with side-effects.
1207 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
1209 Copyright (C) 2012 Free Software Foundation, Inc.
1211 Copying and distribution of this file, with or without modification,
1212 are permitted in any medium without royalty provided the copyright
1213 notice and this notice are preserved.