1 2008-01-21 Jason Merrill <jason@redhat.com>
4 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8 2008-01-21 DJ Delorie <dj@redhat.com>
10 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13 2008-01-21 Richard Guenther <rguenther@suse.de>
16 * tree-cfg.c (verify_expr): Allow all invariant expressions
17 instead of just constant class ones as reference argument.
18 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
19 like any other constant.
20 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24 * regmove.c (fixup_match_1): Update call crossed frequencies.
26 2008-01-21 Richard Guenther <rguenther@suse.de>
29 * tree-inline.c (setup_one_parameter): Deal with mismatched
30 types using a VIEW_CONVERT_EXPR.
32 2008-01-21 Alon Dayan <alond@il.ibm.com>
33 Olga Golovanevsky <olga@il.ibm.com>
35 PR tree-optimization/34701
36 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
37 when the structure size is not a power of 2.
39 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
41 * doc/install.texi: Add doc for --enable-checking=df.
43 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
45 PR rtl-optimization/34808
46 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
48 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
50 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
53 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
55 PR rtl-optimization/26854
56 PR rtl-optimization/34400
57 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
59 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
60 (df_rd_bb_info.expanded_lr_out): New.
61 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
62 * loop_iv.c (iv_analysis_loop_init): Ditto.
63 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
64 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
65 Added code to allocate, initialize or free expanded_lr_out.
66 (df_rd_bb_local_compute_process_def): Restructured to make
68 (df_rd_confluence_n): Add code to do nothing with fake edges and
69 code to no apply invalidate_by_call sets if the sets are being trimmed.
70 (df_lr_local_finalize): Renamed to df_lr_finalize.
71 (df_live_local_finalize): Renamed to df_live_finalize.
73 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
76 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
77 deciding whether to use reciprocal instructions.
79 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
81 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
82 dwarf2out_note_section_used if cold_text_section is NULL.
84 2008-01-19 Jakub Jelinek <jakub@redhat.com>
87 * tree-cfg.c (make_edges): Mark both outgoing edges from
88 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
89 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
90 from OMP_FOR and OMP_CONTINUE outgoing edges.
92 * tree-profile.c (tree_profiling): Return early if
93 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
95 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
96 from cfun to child_cfun.
97 * function.h (struct function): Add after_tree_profile bit.
99 2008-01-19 Anatoly Sokolov <aesok@post.ru>
101 * config/avr/avr.S (_exit): Disable interrupt.
103 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
104 Steven Bosscher <stevenb.gcc@gmail.com>
106 PR rtl-optimization/26854
107 PR rtl-optimization/34400
108 * df-problems.c (df_live_scratch): New scratch bitmap.
109 (df_live_alloc): Allocate df_live_scratch when doing df_live.
110 (df_live_reset): Clear the proper bitmaps.
111 (df_live_bb_local_compute): Only process the artificial defs once
112 since the order is not important.
113 (df_live_init): Init the df_live sets only with the variables
115 (df_live_transfer_function): Use the df_lr sets to prune the
116 df_live sets as they are being computed.
117 (df_live_free): Free df_live_scratch.
119 2008-01-18 Ian Lance Taylor <iant@google.com>
121 * common.opt: Add fmerge-debug-strings.
122 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
123 flag_merge_debug_strings rather than flag_merge_constants.
124 * doc/invoke.texi (Option Summary): Mention
125 -fmerge-debug-strings.
126 (Debugging Options): Document -fmerge-debug-strings.
128 2008-01-18 Ian Lance Taylor <iant@google.com>
131 * tree.h (DECL_IS_OPERATOR_NEW): Define.
132 (struct tree_function_decl): Add new field operator_new_flag.
133 * tree-inline.c (expand_call_inline): When inlining a call to
134 operator new, force the return value to go into a variable, and
135 set DECL_NO_TBAA_P on that variable.
136 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
138 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
141 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
142 DWARF2_DEBUGGING_INFO.
143 (dwarf2out_note_section_used): Ditto. Add prototype.
144 (have_multiple_function_sections, text_section_used,
145 cold_text_section_used, *cold_text_sections): Move declarations
148 2007-01-17 Bob Wilson <bob.wilson@acm.org>
150 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
151 field and add signal_ra.
152 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
153 assignments to frame state pc. Move end of stack check after
154 MD_FALLBACK_FRAME_STATE_FOR.
155 (uw_update_context_1): Use frame state signal_regs if set, instead
156 of checking signal_frame flag.
157 (uw_update_context): Use frame state signal_ra if set.
158 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
159 * config/xtensa/linux-unwind.h: New file.
161 2007-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
163 * modulo-sched.c (get_sched_window): Fix comment typo.
165 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
167 PR tree-optimization/34648
168 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
170 2008-01-17 Anatoly Sokolov <aesok@post.ru>
172 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
173 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
175 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
177 PR rtl-optimization/34400
178 * df-core.c (df_worklist_dataflow_overeager,
179 df_worklist_dataflow_doublequeue): New functions.
180 (df_worklist_dataflow): Two different worklist solvers.
181 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
184 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
187 * doc/invoke.texi: Document the dependence on pthread for fopenmp
188 and ftree-parallelize-loops.
190 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
192 PR rtl-optimization/34826
193 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
195 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
197 * global.c (find_reg): Mark the eh regs as used if necessary.
198 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
199 * ra.h (struct allocno): no_eh_reg field added. Changed
200 no_stack_reg type to bitfield.
202 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
204 * tree.c (substitute_in_expr): Add missing 'break'.
206 2008-01-17 Richard Guenther <rguenther@suse.de>
208 PR tree-optimization/34825
209 * tree-ssa-math-opts.c (is_division_by): Do not recognize
210 x / x as division to handle.
212 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
214 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
215 "-pthread" is specified.
216 * pa-hpux11.h (LIB_SPEC): Likewise.
218 2007-01-16 Janis Johnson <janis187@us.ibm.com>
219 Peter Bergner <bergner@vnet.ibm.com>
221 PR rtl-optimization/33796
222 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
224 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
227 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
229 * pa-hpux10.h (LINK_SPEC): Likewise.
230 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
232 2008-01-16 Richard Guenther <rguenther@suse.de>
235 * fold-const.c (fold_convert_const_int_from_int): Do not
236 set overflow if that occured only because of a sign extension
237 change when converting from/to a sizetype with the same
238 precision and signedness.
240 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
243 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
244 location address to the correct place. Update copyright year.
246 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
248 * lambda-code.c (lambda_transform_legal_p): Handle the case of
249 no dependences in the dependence_relations vector.
251 2008-01-16 Jan Hubicka <jh@suse.cz>
253 PR rtl-optimization/31396
254 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
255 * cfg.c (dump_reg_info): Print it.
256 * regs.h (struct reg_info_t): add freq_calls_crossed.
257 (REG_FREQ_CALLS_CROSSED): New macro.
258 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
259 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
260 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
261 regmove_optimize): Update call crossed frequencies.
262 * local-alloc.c (struct qty): Add freq_calls_crossed.
263 (alloc_qty): Copute freq_calls_crossed.
264 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
265 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
266 * ra.h (struct allocno): Add freq_calls_crossed.
268 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
270 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
271 libgomp when compiling with ftree-parallelize-loops.
272 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
274 2008-01-16 Richard Guenther <rguenther@suse.de>
276 PR tree-optimization/34769
277 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
278 * tree.c (int_cst_value): Instead make this function more
279 permissive in what it accepts as valid input. Document this
280 function always sign-extends the value.
282 2008-01-16 Jakub Jelinek <jakub@redhat.com>
283 Richard Guenther <rguenther@suse.de>
286 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
287 (gimple_fold_indirect_ref_rhs): ... this.
288 (gimple_fold_indirect_ref): New function with foldings
289 that preserve lvalueness.
290 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
291 * tree-flow.h (gimple_fold_indirect_ref): Declare.
292 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
293 to fold an INDIRECT_REF, fall back to the old use of
296 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
298 * tree-data-ref.c (subscript_dependence_tester_1): Call
299 free_conflict_function.
300 (compute_self_dependence): Same.
302 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
305 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
306 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
308 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
309 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
310 for DWARF2_UNWIND_INFO targets.
312 2008-01-16 Richard Guenther <rguenther@suse.de>
315 * c-typeck.c (common_pointer_type): Do not merge inconsistent
316 type qualifiers for function types.
318 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
320 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
321 loop_iterator li from previous commit.
323 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
325 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
327 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
329 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
330 (parallelize_loops): Don't parallelize irreducible components.
332 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
335 * c-opts (c_common_post_options): Do not enable CPP
336 flag_pedantic_errors by default.
338 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
340 PR rtl-optimization/31944
341 * cse.c (remove_pseudo_from_table): New function.
342 (merge_equiv_classes): Use above function to remove pseudo-registers.
343 (invalidate): Likewise.
345 2008-01-13 Richard Guenther <rguenther@suse.de>
348 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
349 instead of TYPE_MODE to deal with calls from expand_one_error_var.
351 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
353 * gcse.c (cprop_jump): Call validate_unshare_change instead of
354 validate_change to unshare the source of the PC set.
356 2008-01-12 Jan Hubicka <jh@suse.cz>
359 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
360 references above array bounds. This might trigger bounds checks for
363 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
365 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
366 new_replaceable_dependencies.
368 2008-01-12 Doug Kwan <dougkwan@google.com>
370 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
371 instead of OPT_Wreturn_type in warning due to ignored return type
373 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
374 options included in -Wextra.
375 * c.opt: New option -Wignored_qualifiers.
376 * doc/invoke.texi (Warning Options, -Wextra): Add new option
378 (-Wignored-qualifiers): Document.
379 (-Wreturn-type): Remove description of functionality now handled
380 by -Wignored-qualifiers.
382 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
385 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
386 NOP_EXPR if it is between integral types with the same precision.
388 2008-01-12 Jan Hubicka <jh@suse.cz>
391 * invoke.texi (max-inline-recursive-depth): Fix default value.
393 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
395 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
398 2008-01-11 Bob Wilson <bob.wilson@acm.org>
400 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
402 2008-01-11 James E. Wilson <wilson@specifix.com>
405 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
407 2008-01-11 Anatoly Sokolov <aesok@post.ru>
409 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
410 save/restore frame pointer register and don't use 'call-prologues'
411 optimization in function with "OS_task" attribute.
413 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
416 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
417 when copying to memory.
419 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
421 PR rtl-optimization/30905
422 * cfgcleanup.c: Include dce.h
423 (crossjumps_occured): New global variable.
424 (try_crossjump_bb): Exit loop after finding a fallthru edge.
425 If something changed, set crossjumps_occured to true.
426 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
427 Don't add/remove fake edges to exit here...
428 (cleanup_cfg): ...but do it here, when crossjumping.
429 Run a fast DCE when successful crossjumps occured in the latest
430 iteration of try_optimize_cfg.
432 2008-01-11 Richard Guenther <rguenther@suse.de>
434 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
435 (struct vn_unary_op_s): Likewise.
436 (vn_reference_insert): Free old reference on hash collision.
438 2008-01-10 Raksit Ashok <raksit@google.com>
440 PR rtl-optimization/27971
441 * combine.c (find_split_point): Split PLUS expressions which are
442 inside a MEM rtx, and whose first operand is complex.
444 2008-01-10 DJ Delorie <dj@redhat.com>
446 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
447 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
448 (m32c_hard_regno_ok): Call the underlying function.
450 2008-01-10 Richard Guenther <rguenther@suse.de>
453 * tree-cfg.c (tree_merge_blocks): Do not go through the
454 full-blown folding and stmt updating path if we just deal
455 with virtual operands.
456 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
457 test for abnormal SSA_NAMEs.
459 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
462 * reload.c (push_reload): Add assertions. All constants from
463 reg_equiv_constant should have been used for replacing the respective
465 (find_reloads_address): Invoke find_reloads_address_part for
466 constant taken from the reg_equiv_constant array.
468 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
470 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
471 field (valnum) the first in the struct. Replace bools with
474 2008-01-10 Richard Guenther <rguenther@suse.de>
476 PR tree-optimization/34651
477 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
478 types and ordering for masking and converting.
480 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
482 PR tree-optimization/34017
483 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
484 also for PHI_NODE expressions.
486 2008-01-09 Jan Hubicka <jh@suse.cz>
488 PR tree-optimization/34708
489 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
490 based on number of case labels.
491 (init_inline_once): Remove switch_cost.
492 * tree-inline.h (eni_weights_d): Remove switch_cost.
494 2008-01-09 Richard Guenther <rguenther@suse.de>
495 Andrew Pinski <andrew_pinski@playstation.sony.com>
498 * gimplify.c (gimplify_cond_expr): Do not create an addressable
499 temporary if an rvalue is ok or an lvalue is not required.
501 2008-01-09 Richard Guenther <rguenther@suse.de>
504 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
507 2008-01-09 Richard Guenther <rguenther@suse.de>
510 * tree.c (host_integerp): Check for sizetype only if the
511 type is an integer type.
513 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
516 * opts.c (decode_options): Disable inlining of functions called
517 once if not in unit-at-a-time mode.
519 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
521 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
523 2008-01-08 Richard Guenther <rguenther@suse.de>
526 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
527 out early if the result will be unused.
529 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
534 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
535 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
538 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
540 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
541 for vectorization tuned.
543 2008-01-08 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/34683
546 * tree-ssa-operands.c (operand_build_cmp): Export.
547 * tree-ssa-operands.h (operand_build_cmp): Declare.
548 * tree-vn.c (vuses_compare): Remove.
549 (sort_vuses): Use operand_build_cmp.
550 (sort_vuses_heap): Likewise.
551 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
552 to re-use old VEC if available. Do not sort already sorted VUSEs.
553 (vdefs_to_vec): Do not sort already sorted VDEFs.
555 2008-01-08 Jakub Jelinek <jakub@redhat.com>
558 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
560 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
563 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
564 limitations of reciprocal sequences on x86 targets.
566 2008-01-08 Richard Guenther <rguenther@suse.de>
568 PR tree-optimization/34683
569 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
571 2008-01-07 Jakub Jelinek <jakub@redhat.com>
574 * config/darwin.c (darwin_mergeable_string_section): Don't use
575 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
577 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
580 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
581 negxf2. Macroize expander using X87MODEF mode iterator. Change
582 predicates of op0 and op1 to register_operand.
583 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
584 expander using X87MODEF mode iterator. Change predicates of
585 op0 and op1 to register_operand.
586 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
587 corresponding patterns and macroize using MODEF macro. Change
588 predicates of op0 and op1 to register_operand and remove
589 "m" constraint. Disparage "r" alternative with "!".
590 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
591 macroize using X87MODEF macro. Change predicates of op0 and op1
592 to register_operand and remove "m" constraint. Disparage "r"
593 alternative with "!".
594 (absneg splitter with memory operands): Remove.
595 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
596 patterns and macroize using X87MODEF mode iterator.
597 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
598 Change predicate of op1 to register_operand.
599 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
602 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
604 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
606 2008-01-07 Richard Guenther <rguenther@suse.de>
608 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
611 2008-01-07 Richard Guenther <rguenther@suse.de>
613 PR tree-optimization/34683
614 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
615 VOPs of the needed size to save memory. Use VEC_quick_push
616 to save compile-time.
617 (vdefs_to_vec): Likewise.
619 2008-01-07 Sa Liu <saliu@de.ibm.com>
621 * config/spu/spu.md (divdf3): Genetate inline code for double
622 division. The implementation doesn't handle INF or NAN, therefore it
623 only applies when -ffinite-math-only is given.
625 2008-01-06 Paolo Carlini <pcarlini@suse.de>
628 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
629 * doc/cpp.texi ([Common Predefined Macros]): Document.
631 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
633 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
634 order to use commutative addition instead of subtraction.
636 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
637 Mircea Namolaru <namolaru@il.ibm.com>
638 Vladimir Yanovsky <yanov@il.ibm.com>
639 Revital Eres <eres@il.ibm.com>
641 PR tree-optimization/34263
642 * tree-outof-ssa.c (process_single_block_loop_latch,
643 contains_tree_r): New functions.
644 (analyze_edges_for_bb): Call process_single_block_loop_latch
645 function to empty single-basic-block latch block if possible.
647 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
649 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
651 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
653 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
655 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
657 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
659 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
661 2008-01-05 Jakub Jelinek <jakub@redhat.com>
663 PR tree-optimization/34618
664 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
667 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
670 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
671 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
672 Update copyright year.
674 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
675 Update copyright year.
676 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
679 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
681 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
682 edge does not point to current bb before changing need_assert.
684 2008-01-04 Richard Guenther <rguenther@suse.de>
687 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
688 for verifying purposes if they are is_gimple_min_invariant.
690 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
692 PR tree-optimization/34448
693 PR tree-optimization/34465
694 * gimplify.c (gimplify_init_constructor): Add new parameter
695 notify_temp_creation. Use it.
696 (gimplify_modify_expr_rhs): Take volatiles into account when
697 optimizing constructors.
698 Do not optimize constructors if gimplify_init_constructor will dump to
700 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
701 * gcc.c-torture/compile/pr34448.c: New.
703 2008-01-04 Jakub Jelinek <jakub@redhat.com>
705 PR gcov-profile/34609
706 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
707 return_slot if result is TREE_ADDRESSABLE.
709 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
711 * config/mips/mips.md (sqrt_condition): Tweak comment.
712 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
714 2008-01-03 Tom Tromey <tromey@redhat.com>
717 * c-common.c (c_type_hash): Handle VLAs.
719 2008-01-03 Jan Hubicka <jh@suse.cz>
721 PR tree-optimization/31081
722 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
723 0 when inlining and not inlining to first basic block.
724 (remap_decl): When var is initialized to 0, don't set default_def.
725 (expand_call_inline): Set entry_bb.
726 * tree-inline.h (copy_body_data): Add entry_bb.
728 2008-01-03 Jakub Jelinek <jakub@redhat.com>
731 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
734 PR tree-optimization/29484
735 * tree-inline.c (inline_forbidden_p_2): New function.
736 (inline_forbidden_p): Disallow inlining if some static var
737 has an address of a local LABEL_DECL in its initializer.
738 * doc/extend.texi (Labels as Values): Document &&foo behaviour
741 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
743 PR tree-optimization/34635
744 * tree-data-ref.c (add_other_self_distances): Make sure that the
745 evolution step is constant.
747 2008-01-03 Jakub Jelinek <jakub@redhat.com>
750 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
752 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
754 * tree-sra.c (scalarize_init): Insert the generate_element_init
755 statements after the generate_element_zero statements.
757 2008-01-02 Richard Guenther <rguenther@suse.de>
761 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
762 for very large number of operands instead of ICEing.
764 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
767 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
770 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
772 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
775 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
778 * tree-mudflap.c (mx_register_decls): Guard warning by
779 !DECL_ARTIFICIAL check.
781 2008-01-01 Jakub Jelinek <jakub@redhat.com>
783 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
784 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
785 sse5_perm<mode>): Fix constraints.