1 2008-01-21 Richard Guenther <rguenther@suse.de>
4 * tree-inline.c (setup_one_parameter): Deal with mismatched
5 types using a VIEW_CONVERT_EXPR.
7 2008-01-21 Alon Dayan <alond@il.ibm.com>
8 Olga Golovanevsky <olga@il.ibm.com>
10 PR tree-optimization/34701
11 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12 when the structure size is not a power of 2.
14 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
16 * doc/install.texi: Add doc for --enable-checking=df.
18 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
20 PR rtl-optimization/34808
21 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
30 PR rtl-optimization/26854
31 PR rtl-optimization/34400
32 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
34 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
35 (df_rd_bb_info.expanded_lr_out): New.
36 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
37 * loop_iv.c (iv_analysis_loop_init): Ditto.
38 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
39 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
40 Added code to allocate, initialize or free expanded_lr_out.
41 (df_rd_bb_local_compute_process_def): Restructured to make
43 (df_rd_confluence_n): Add code to do nothing with fake edges and
44 code to no apply invalidate_by_call sets if the sets are being trimmed.
45 (df_lr_local_finalize): Renamed to df_lr_finalize.
46 (df_live_local_finalize): Renamed to df_live_finalize.
48 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
51 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
52 deciding whether to use reciprocal instructions.
54 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
56 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
57 dwarf2out_note_section_used if cold_text_section is NULL.
59 2008-01-19 Jakub Jelinek <jakub@redhat.com>
62 * tree-cfg.c (make_edges): Mark both outgoing edges from
63 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
64 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
65 from OMP_FOR and OMP_CONTINUE outgoing edges.
67 * tree-profile.c (tree_profiling): Return early if
68 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
70 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
71 from cfun to child_cfun.
72 * function.h (struct function): Add after_tree_profile bit.
74 2008-01-19 Anatoly Sokolov <aesok@post.ru>
76 * config/avr/avr.S (_exit): Disable interrupt.
78 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
79 Steven Bosscher <stevenb.gcc@gmail.com>
81 PR rtl-optimization/26854
82 PR rtl-optimization/34400
83 * df-problems.c (df_live_scratch): New scratch bitmap.
84 (df_live_alloc): Allocate df_live_scratch when doing df_live.
85 (df_live_reset): Clear the proper bitmaps.
86 (df_live_bb_local_compute): Only process the artificial defs once
87 since the order is not important.
88 (df_live_init): Init the df_live sets only with the variables
90 (df_live_transfer_function): Use the df_lr sets to prune the
91 df_live sets as they are being computed.
92 (df_live_free): Free df_live_scratch.
94 2008-01-18 Ian Lance Taylor <iant@google.com>
96 * common.opt: Add fmerge-debug-strings.
97 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
98 flag_merge_debug_strings rather than flag_merge_constants.
99 * doc/invoke.texi (Option Summary): Mention
100 -fmerge-debug-strings.
101 (Debugging Options): Document -fmerge-debug-strings.
103 2008-01-18 Ian Lance Taylor <iant@google.com>
106 * tree.h (DECL_IS_OPERATOR_NEW): Define.
107 (struct tree_function_decl): Add new field operator_new_flag.
108 * tree-inline.c (expand_call_inline): When inlining a call to
109 operator new, force the return value to go into a variable, and
110 set DECL_NO_TBAA_P on that variable.
111 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
113 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
116 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
117 DWARF2_DEBUGGING_INFO.
118 (dwarf2out_note_section_used): Ditto. Add prototype.
119 (have_multiple_function_sections, text_section_used,
120 cold_text_section_used, *cold_text_sections): Move declarations
123 2007-01-17 Bob Wilson <bob.wilson@acm.org>
125 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
126 field and add signal_ra.
127 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
128 assignments to frame state pc. Move end of stack check after
129 MD_FALLBACK_FRAME_STATE_FOR.
130 (uw_update_context_1): Use frame state signal_regs if set, instead
131 of checking signal_frame flag.
132 (uw_update_context): Use frame state signal_ra if set.
133 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
134 * config/xtensa/linux-unwind.h: New file.
136 2007-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
138 * modulo-sched.c (get_sched_window): Fix comment typo.
140 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
142 PR tree-optimization/34648
143 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
145 2008-01-17 Anatoly Sokolov <aesok@post.ru>
147 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
148 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
150 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
152 PR rtl-optimization/34400
153 * df-core.c (df_worklist_dataflow_overeager,
154 df_worklist_dataflow_doublequeue): New functions.
155 (df_worklist_dataflow): Two different worklist solvers.
156 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
159 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
162 * doc/invoke.texi: Document the dependence on pthread for fopenmp
163 and ftree-parallelize-loops.
165 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
167 PR rtl-optimization/34826
168 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
170 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
172 * global.c (find_reg): Mark the eh regs as used if necessary.
173 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
174 * ra.h (struct allocno): no_eh_reg field added. Changed
175 no_stack_reg type to bitfield.
177 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
179 * tree.c (substitute_in_expr): Add missing 'break'.
181 2008-01-17 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/34825
184 * tree-ssa-math-opts.c (is_division_by): Do not recognize
185 x / x as division to handle.
187 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
189 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
190 "-pthread" is specified.
191 * pa-hpux11.h (LIB_SPEC): Likewise.
193 2007-01-16 Janis Johnson <janis187@us.ibm.com>
194 Peter Bergner <bergner@vnet.ibm.com>
196 PR rtl-optimization/33796
197 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
199 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
202 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
204 * pa-hpux10.h (LINK_SPEC): Likewise.
205 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
207 2008-01-16 Richard Guenther <rguenther@suse.de>
210 * fold-const.c (fold_convert_const_int_from_int): Do not
211 set overflow if that occured only because of a sign extension
212 change when converting from/to a sizetype with the same
213 precision and signedness.
215 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
218 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
219 location address to the correct place. Update copyright year.
221 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
223 * lambda-code.c (lambda_transform_legal_p): Handle the case of
224 no dependences in the dependence_relations vector.
226 2008-01-16 Jan Hubicka <jh@suse.cz>
228 PR rtl-optimization/31396
229 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
230 * cfg.c (dump_reg_info): Print it.
231 * regs.h (struct reg_info_t): add freq_calls_crossed.
232 (REG_FREQ_CALLS_CROSSED): New macro.
233 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
234 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
235 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
236 regmove_optimize): Update call crossed frequencies.
237 * local-alloc.c (struct qty): Add freq_calls_crossed.
238 (alloc_qty): Copute freq_calls_crossed.
239 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
240 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
241 * ra.h (struct allocno): Add freq_calls_crossed.
243 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
245 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
246 libgomp when compiling with ftree-parallelize-loops.
247 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
249 2008-01-16 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/34769
252 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
253 * tree.c (int_cst_value): Instead make this function more
254 permissive in what it accepts as valid input. Document this
255 function always sign-extends the value.
257 2008-01-16 Jakub Jelinek <jakub@redhat.com>
258 Richard Guenther <rguenther@suse.de>
261 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
262 (gimple_fold_indirect_ref_rhs): ... this.
263 (gimple_fold_indirect_ref): New function with foldings
264 that preserve lvalueness.
265 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
266 * tree-flow.h (gimple_fold_indirect_ref): Declare.
267 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
268 to fold an INDIRECT_REF, fall back to the old use of
271 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
273 * tree-data-ref.c (subscript_dependence_tester_1): Call
274 free_conflict_function.
275 (compute_self_dependence): Same.
277 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
280 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
281 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
283 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
284 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
285 for DWARF2_UNWIND_INFO targets.
287 2008-01-16 Richard Guenther <rguenther@suse.de>
290 * c-typeck.c (common_pointer_type): Do not merge inconsistent
291 type qualifiers for function types.
293 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
295 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
296 loop_iterator li from previous commit.
298 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
300 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
302 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
304 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
305 (parallelize_loops): Don't parallelize irreducible components.
307 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
310 * c-opts (c_common_post_options): Do not enable CPP
311 flag_pedantic_errors by default.
313 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
315 PR rtl-optimization/31944
316 * cse.c (remove_pseudo_from_table): New function.
317 (merge_equiv_classes): Use above function to remove pseudo-registers.
318 (invalidate): Likewise.
320 2008-01-13 Richard Guenther <rguenther@suse.de>
323 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
324 instead of TYPE_MODE to deal with calls from expand_one_error_var.
326 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
328 * gcse.c (cprop_jump): Call validate_unshare_change instead of
329 validate_change to unshare the source of the PC set.
331 2008-01-12 Jan Hubicka <jh@suse.cz>
334 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
335 references above array bounds. This might trigger bounds checks for
338 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
340 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
341 new_replaceable_dependencies.
343 2008-01-12 Doug Kwan <dougkwan@google.com>
345 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
346 instead of OPT_Wreturn_type in warning due to ignored return type
348 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
349 options included in -Wextra.
350 * c.opt: New option -Wignored_qualifiers.
351 * doc/invoke.texi (Warning Options, -Wextra): Add new option
353 (-Wignored-qualifiers): Document.
354 (-Wreturn-type): Remove description of functionality now handled
355 by -Wignored-qualifiers.
357 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
360 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
361 NOP_EXPR if it is between integral types with the same precision.
363 2008-01-12 Jan Hubicka <jh@suse.cz>
366 * invoke.texi (max-inline-recursive-depth): Fix default value.
368 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
370 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
373 2008-01-11 Bob Wilson <bob.wilson@acm.org>
375 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
377 2008-01-11 James E. Wilson <wilson@specifix.com>
380 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
382 2008-01-11 Anatoly Sokolov <aesok@post.ru>
384 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
385 save/restore frame pointer register and don't use 'call-prologues'
386 optimization in function with "OS_task" attribute.
388 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
391 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
392 when copying to memory.
394 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
396 PR rtl-optimization/30905
397 * cfgcleanup.c: Include dce.h
398 (crossjumps_occured): New global variable.
399 (try_crossjump_bb): Exit loop after finding a fallthru edge.
400 If something changed, set crossjumps_occured to true.
401 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
402 Don't add/remove fake edges to exit here...
403 (cleanup_cfg): ...but do it here, when crossjumping.
404 Run a fast DCE when successful crossjumps occured in the latest
405 iteration of try_optimize_cfg.
407 2008-01-11 Richard Guenther <rguenther@suse.de>
409 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
410 (struct vn_unary_op_s): Likewise.
411 (vn_reference_insert): Free old reference on hash collision.
413 2008-01-10 Raksit Ashok <raksit@google.com>
415 PR rtl-optimization/27971
416 * combine.c (find_split_point): Split PLUS expressions which are
417 inside a MEM rtx, and whose first operand is complex.
419 2008-01-10 DJ Delorie <dj@redhat.com>
421 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
422 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
423 (m32c_hard_regno_ok): Call the underlying function.
425 2008-01-10 Richard Guenther <rguenther@suse.de>
428 * tree-cfg.c (tree_merge_blocks): Do not go through the
429 full-blown folding and stmt updating path if we just deal
430 with virtual operands.
431 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
432 test for abnormal SSA_NAMEs.
434 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
437 * reload.c (push_reload): Add assertions. All constants from
438 reg_equiv_constant should have been used for replacing the respective
440 (find_reloads_address): Invoke find_reloads_address_part for
441 constant taken from the reg_equiv_constant array.
443 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
445 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
446 field (valnum) the first in the struct. Replace bools with
449 2008-01-10 Richard Guenther <rguenther@suse.de>
451 PR tree-optimization/34651
452 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
453 types and ordering for masking and converting.
455 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
457 PR tree-optimization/34017
458 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
459 also for PHI_NODE expressions.
461 2008-01-09 Jan Hubicka <jh@suse.cz>
463 PR tree-optimization/34708
464 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
465 based on number of case labels.
466 (init_inline_once): Remove switch_cost.
467 * tree-inline.h (eni_weights_d): Remove switch_cost.
469 2008-01-09 Richard Guenther <rguenther@suse.de>
470 Andrew Pinski <andrew_pinski@playstation.sony.com>
473 * gimplify.c (gimplify_cond_expr): Do not create an addressable
474 temporary if an rvalue is ok or an lvalue is not required.
476 2008-01-09 Richard Guenther <rguenther@suse.de>
479 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
482 2008-01-09 Richard Guenther <rguenther@suse.de>
485 * tree.c (host_integerp): Check for sizetype only if the
486 type is an integer type.
488 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
491 * opts.c (decode_options): Disable inlining of functions called
492 once if not in unit-at-a-time mode.
494 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
496 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
498 2008-01-08 Richard Guenther <rguenther@suse.de>
501 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
502 out early if the result will be unused.
504 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
509 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
513 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
515 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
516 for vectorization tuned.
518 2008-01-08 Richard Guenther <rguenther@suse.de>
520 PR tree-optimization/34683
521 * tree-ssa-operands.c (operand_build_cmp): Export.
522 * tree-ssa-operands.h (operand_build_cmp): Declare.
523 * tree-vn.c (vuses_compare): Remove.
524 (sort_vuses): Use operand_build_cmp.
525 (sort_vuses_heap): Likewise.
526 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
527 to re-use old VEC if available. Do not sort already sorted VUSEs.
528 (vdefs_to_vec): Do not sort already sorted VDEFs.
530 2008-01-08 Jakub Jelinek <jakub@redhat.com>
533 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
535 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
538 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
539 limitations of reciprocal sequences on x86 targets.
541 2008-01-08 Richard Guenther <rguenther@suse.de>
543 PR tree-optimization/34683
544 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
546 2008-01-07 Jakub Jelinek <jakub@redhat.com>
549 * config/darwin.c (darwin_mergeable_string_section): Don't use
550 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
552 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
555 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
556 negxf2. Macroize expander using X87MODEF mode iterator. Change
557 predicates of op0 and op1 to register_operand.
558 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
559 expander using X87MODEF mode iterator. Change predicates of
560 op0 and op1 to register_operand.
561 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
562 corresponding patterns and macroize using MODEF macro. Change
563 predicates of op0 and op1 to register_operand and remove
564 "m" constraint. Disparage "r" alternative with "!".
565 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
566 macroize using X87MODEF macro. Change predicates of op0 and op1
567 to register_operand and remove "m" constraint. Disparage "r"
568 alternative with "!".
569 (absneg splitter with memory operands): Remove.
570 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
571 patterns and macroize using X87MODEF mode iterator.
572 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
573 Change predicate of op1 to register_operand.
574 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
577 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
579 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
581 2008-01-07 Richard Guenther <rguenther@suse.de>
583 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
586 2008-01-07 Richard Guenther <rguenther@suse.de>
588 PR tree-optimization/34683
589 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
590 VOPs of the needed size to save memory. Use VEC_quick_push
591 to save compile-time.
592 (vdefs_to_vec): Likewise.
594 2008-01-07 Sa Liu <saliu@de.ibm.com>
596 * config/spu/spu.md (divdf3): Genetate inline code for double
597 division. The implementation doesn't handle INF or NAN, therefore it
598 only applies when -ffinite-math-only is given.
600 2008-01-06 Paolo Carlini <pcarlini@suse.de>
603 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
604 * doc/cpp.texi ([Common Predefined Macros]): Document.
606 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
608 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
609 order to use commutative addition instead of subtraction.
611 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
612 Mircea Namolaru <namolaru@il.ibm.com>
613 Vladimir Yanovsky <yanov@il.ibm.com>
614 Revital Eres <eres@il.ibm.com>
616 PR tree-optimization/34263
617 * tree-outof-ssa.c (process_single_block_loop_latch,
618 contains_tree_r): New functions.
619 (analyze_edges_for_bb): Call process_single_block_loop_latch
620 function to empty single-basic-block latch block if possible.
622 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
624 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
626 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
628 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
630 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
632 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
634 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
636 2008-01-05 Jakub Jelinek <jakub@redhat.com>
638 PR tree-optimization/34618
639 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
642 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
646 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
647 Update copyright year.
649 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
650 Update copyright year.
651 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
654 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
656 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
657 edge does not point to current bb before changing need_assert.
659 2008-01-04 Richard Guenther <rguenther@suse.de>
662 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
663 for verifying purposes if they are is_gimple_min_invariant.
665 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
667 PR tree-optimization/34448
668 PR tree-optimization/34465
669 * gimplify.c (gimplify_init_constructor): Add new parameter
670 notify_temp_creation. Use it.
671 (gimplify_modify_expr_rhs): Take volatiles into account when
672 optimizing constructors.
673 Do not optimize constructors if gimplify_init_constructor will dump to
675 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
676 * gcc.c-torture/compile/pr34448.c: New.
678 2008-01-04 Jakub Jelinek <jakub@redhat.com>
680 PR gcov-profile/34609
681 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
682 return_slot if result is TREE_ADDRESSABLE.
684 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
686 * config/mips/mips.md (sqrt_condition): Tweak comment.
687 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
689 2008-01-03 Tom Tromey <tromey@redhat.com>
692 * c-common.c (c_type_hash): Handle VLAs.
694 2008-01-03 Jan Hubicka <jh@suse.cz>
696 PR tree-optimization/31081
697 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
698 0 when inlining and not inlining to first basic block.
699 (remap_decl): When var is initialized to 0, don't set default_def.
700 (expand_call_inline): Set entry_bb.
701 * tree-inline.h (copy_body_data): Add entry_bb.
703 2008-01-03 Jakub Jelinek <jakub@redhat.com>
706 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
709 PR tree-optimization/29484
710 * tree-inline.c (inline_forbidden_p_2): New function.
711 (inline_forbidden_p): Disallow inlining if some static var
712 has an address of a local LABEL_DECL in its initializer.
713 * doc/extend.texi (Labels as Values): Document &&foo behaviour
716 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
718 PR tree-optimization/34635
719 * tree-data-ref.c (add_other_self_distances): Make sure that the
720 evolution step is constant.
722 2008-01-03 Jakub Jelinek <jakub@redhat.com>
725 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
727 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
729 * tree-sra.c (scalarize_init): Insert the generate_element_init
730 statements after the generate_element_zero statements.
732 2008-01-02 Richard Guenther <rguenther@suse.de>
736 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
737 for very large number of operands instead of ICEing.
739 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
742 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
745 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
747 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
750 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
753 * tree-mudflap.c (mx_register_decls): Guard warning by
754 !DECL_ARTIFICIAL check.
756 2008-01-01 Jakub Jelinek <jakub@redhat.com>
758 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
759 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
760 sse5_perm<mode>): Fix constraints.