1 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
4 dwarf2out_note_section_used if cold_text_section is NULL.
6 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9 * tree-cfg.c (make_edges): Mark both outgoing edges from
10 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12 from OMP_FOR and OMP_CONTINUE outgoing edges.
14 * tree-profile.c (tree_profiling): Return early if
15 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
17 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18 from cfun to child_cfun.
19 * function.h (struct function): Add after_tree_profile bit.
21 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23 * config/avr/avr.S (_exit): Disable interrupt.
25 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26 Steven Bosscher <stevenb.gcc@gmail.com>
28 PR rtl-optimization/26854
29 PR rtl-optimization/34400
30 * df-problems.c (df_live_scratch): New scratch bitmap.
31 (df_live_alloc): Allocate df_live_scratch when doing df_live.
32 (df_live_reset): Clear the proper bitmaps.
33 (df_live_bb_local_compute): Only process the artificial defs once
34 since the order is not important.
35 (df_live_init): Init the df_live sets only with the variables
37 (df_live_transfer_function): Use the df_lr sets to prune the
38 df_live sets as they are being computed.
39 (df_live_free): Free df_live_scratch.
41 2008-01-18 Ian Lance Taylor <iant@google.com>
43 * common.opt: Add fmerge-debug-strings.
44 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
45 flag_merge_debug_strings rather than flag_merge_constants.
46 * doc/invoke.texi (Option Summary): Mention
47 -fmerge-debug-strings.
48 (Debugging Options): Document -fmerge-debug-strings.
50 2008-01-18 Ian Lance Taylor <iant@google.com>
53 * tree.h (DECL_IS_OPERATOR_NEW): Define.
54 (struct tree_function_decl): Add new field operator_new_flag.
55 * tree-inline.c (expand_call_inline): When inlining a call to
56 operator new, force the return value to go into a variable, and
57 set DECL_NO_TBAA_P on that variable.
58 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
60 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
63 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
64 DWARF2_DEBUGGING_INFO.
65 (dwarf2out_note_section_used): Ditto. Add prototype.
66 (have_multiple_function_sections, text_section_used,
67 cold_text_section_used, *cold_text_sections): Move declarations
70 2007-01-17 Bob Wilson <bob.wilson@acm.org>
72 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
73 field and add signal_ra.
74 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
75 assignments to frame state pc. Move end of stack check after
76 MD_FALLBACK_FRAME_STATE_FOR.
77 (uw_update_context_1): Use frame state signal_regs if set, instead
78 of checking signal_frame flag.
79 (uw_update_context): Use frame state signal_ra if set.
80 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
81 * config/xtensa/linux-unwind.h: New file.
83 2007-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
85 * modulo-sched.c (get_sched_window): Fix comment typo.
87 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
89 PR tree-optimization/34648
90 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
92 2008-01-17 Anatoly Sokolov <aesok@post.ru>
94 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
95 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
97 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
99 PR rtl-optimization/34400
100 * df-core.c (df_worklist_dataflow_overeager,
101 df_worklist_dataflow_doublequeue): New functions.
102 (df_worklist_dataflow): Two different worklist solvers.
103 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
106 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
109 * doc/invoke.texi: Document the dependence on pthread for fopenmp
110 and ftree-parallelize-loops.
112 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
114 PR rtl-optimization/34826
115 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
117 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
119 * global.c (find_reg): Mark the eh regs as used if necessary.
120 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
121 * ra.h (struct allocno): no_eh_reg field added. Changed
122 no_stack_reg type to bitfield.
124 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
126 * tree.c (substitute_in_expr): Add missing 'break'.
128 2008-01-17 Richard Guenther <rguenther@suse.de>
130 PR tree-optimization/34825
131 * tree-ssa-math-opts.c (is_division_by): Do not recognize
132 x / x as division to handle.
134 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
136 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
137 "-pthread" is specified.
138 * pa-hpux11.h (LIB_SPEC): Likewise.
140 2007-01-16 Janis Johnson <janis187@us.ibm.com>
141 Peter Bergner <bergner@vnet.ibm.com>
143 PR rtl-optimization/33796
144 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
146 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
149 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
151 * pa-hpux10.h (LINK_SPEC): Likewise.
152 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
154 2008-01-16 Richard Guenther <rguenther@suse.de>
157 * fold-const.c (fold_convert_const_int_from_int): Do not
158 set overflow if that occured only because of a sign extension
159 change when converting from/to a sizetype with the same
160 precision and signedness.
162 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
165 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
166 location address to the correct place. Update copyright year.
168 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
170 * lambda-code.c (lambda_transform_legal_p): Handle the case of
171 no dependences in the dependence_relations vector.
173 2008-01-16 Jan Hubicka <jh@suse.cz>
175 PR rtl-optimization/31396
176 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
177 * cfg.c (dump_reg_info): Print it.
178 * regs.h (struct reg_info_t): add freq_calls_crossed.
179 (REG_FREQ_CALLS_CROSSED): New macro.
180 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
181 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
182 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
183 regmove_optimize): Update call crossed frequencies.
184 * local-alloc.c (struct qty): Add freq_calls_crossed.
185 (alloc_qty): Copute freq_calls_crossed.
186 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
187 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
188 * ra.h (struct allocno): Add freq_calls_crossed.
190 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
192 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
193 libgomp when compiling with ftree-parallelize-loops.
194 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
196 2008-01-16 Richard Guenther <rguenther@suse.de>
198 PR tree-optimization/34769
199 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
200 * tree.c (int_cst_value): Instead make this function more
201 permissive in what it accepts as valid input. Document this
202 function always sign-extends the value.
204 2008-01-16 Jakub Jelinek <jakub@redhat.com>
205 Richard Guenther <rguenther@suse.de>
208 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
209 (gimple_fold_indirect_ref_rhs): ... this.
210 (gimple_fold_indirect_ref): New function with foldings
211 that preserve lvalueness.
212 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
213 * tree-flow.h (gimple_fold_indirect_ref): Declare.
214 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
215 to fold an INDIRECT_REF, fall back to the old use of
218 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
220 * tree-data-ref.c (subscript_dependence_tester_1): Call
221 free_conflict_function.
222 (compute_self_dependence): Same.
224 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
227 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
228 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
230 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
231 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
232 for DWARF2_UNWIND_INFO targets.
234 2008-01-16 Richard Guenther <rguenther@suse.de>
237 * c-typeck.c (common_pointer_type): Do not merge inconsistent
238 type qualifiers for function types.
240 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
242 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
243 loop_iterator li from previous commit.
245 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
247 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
249 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
251 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
252 (parallelize_loops): Don't parallelize irreducible components.
254 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
257 * c-opts (c_common_post_options): Do not enable CPP
258 flag_pedantic_errors by default.
260 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
262 PR rtl-optimization/31944
263 * cse.c (remove_pseudo_from_table): New function.
264 (merge_equiv_classes): Use above function to remove pseudo-registers.
265 (invalidate): Likewise.
267 2008-01-13 Richard Guenther <rguenther@suse.de>
270 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
271 instead of TYPE_MODE to deal with calls from expand_one_error_var.
273 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
275 * gcse.c (cprop_jump): Call validate_unshare_change instead of
276 validate_change to unshare the source of the PC set.
278 2008-01-12 Jan Hubicka <jh@suse.cz>
281 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
282 references above array bounds. This might trigger bounds checks for
285 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
287 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
288 new_replaceable_dependencies.
290 2008-01-12 Doug Kwan <dougkwan@google.com>
292 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
293 instead of OPT_Wreturn_type in warning due to ignored return type
295 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
296 options included in -Wextra.
297 * c.opt: New option -Wignored_qualifiers.
298 * doc/invoke.texi (Warning Options, -Wextra): Add new option
300 (-Wignored-qualifiers): Document.
301 (-Wreturn-type): Remove description of functionality now handled
302 by -Wignored-qualifiers.
304 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
307 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
308 NOP_EXPR if it is between integral types with the same precision.
310 2008-01-12 Jan Hubicka <jh@suse.cz>
313 * invoke.texi (max-inline-recursive-depth): Fix default value.
315 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
317 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
320 2008-01-11 Bob Wilson <bob.wilson@acm.org>
322 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
324 2008-01-11 James E. Wilson <wilson@specifix.com>
327 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
329 2008-01-11 Anatoly Sokolov <aesok@post.ru>
331 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
332 save/restore frame pointer register and don't use 'call-prologues'
333 optimization in function with "OS_task" attribute.
335 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
338 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
339 when copying to memory.
341 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
343 PR rtl-optimization/30905
344 * cfgcleanup.c: Include dce.h
345 (crossjumps_occured): New global variable.
346 (try_crossjump_bb): Exit loop after finding a fallthru edge.
347 If something changed, set crossjumps_occured to true.
348 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
349 Don't add/remove fake edges to exit here...
350 (cleanup_cfg): ...but do it here, when crossjumping.
351 Run a fast DCE when successful crossjumps occured in the latest
352 iteration of try_optimize_cfg.
354 2008-01-11 Richard Guenther <rguenther@suse.de>
356 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
357 (struct vn_unary_op_s): Likewise.
358 (vn_reference_insert): Free old reference on hash collision.
360 2008-01-10 Raksit Ashok <raksit@google.com>
362 PR rtl-optimization/27971
363 * combine.c (find_split_point): Split PLUS expressions which are
364 inside a MEM rtx, and whose first operand is complex.
366 2008-01-10 DJ Delorie <dj@redhat.com>
368 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
369 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
370 (m32c_hard_regno_ok): Call the underlying function.
372 2008-01-10 Richard Guenther <rguenther@suse.de>
375 * tree-cfg.c (tree_merge_blocks): Do not go through the
376 full-blown folding and stmt updating path if we just deal
377 with virtual operands.
378 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
379 test for abnormal SSA_NAMEs.
381 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
384 * reload.c (push_reload): Add assertions. All constants from
385 reg_equiv_constant should have been used for replacing the respective
387 (find_reloads_address): Invoke find_reloads_address_part for
388 constant taken from the reg_equiv_constant array.
390 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
392 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
393 field (valnum) the first in the struct. Replace bools with
396 2008-01-10 Richard Guenther <rguenther@suse.de>
398 PR tree-optimization/34651
399 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
400 types and ordering for masking and converting.
402 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
404 PR tree-optimization/34017
405 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
406 also for PHI_NODE expressions.
408 2008-01-09 Jan Hubicka <jh@suse.cz>
410 PR tree-optimization/34708
411 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
412 based on number of case labels.
413 (init_inline_once): Remove switch_cost.
414 * tree-inline.h (eni_weights_d): Remove switch_cost.
416 2008-01-09 Richard Guenther <rguenther@suse.de>
417 Andrew Pinski <andrew_pinski@playstation.sony.com>
420 * gimplify.c (gimplify_cond_expr): Do not create an addressable
421 temporary if an rvalue is ok or an lvalue is not required.
423 2008-01-09 Richard Guenther <rguenther@suse.de>
426 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
429 2008-01-09 Richard Guenther <rguenther@suse.de>
432 * tree.c (host_integerp): Check for sizetype only if the
433 type is an integer type.
435 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
438 * opts.c (decode_options): Disable inlining of functions called
439 once if not in unit-at-a-time mode.
441 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
443 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
445 2008-01-08 Richard Guenther <rguenther@suse.de>
448 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
449 out early if the result will be unused.
451 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
456 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
457 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
460 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
462 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
463 for vectorization tuned.
465 2008-01-08 Richard Guenther <rguenther@suse.de>
467 PR tree-optimization/34683
468 * tree-ssa-operands.c (operand_build_cmp): Export.
469 * tree-ssa-operands.h (operand_build_cmp): Declare.
470 * tree-vn.c (vuses_compare): Remove.
471 (sort_vuses): Use operand_build_cmp.
472 (sort_vuses_heap): Likewise.
473 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
474 to re-use old VEC if available. Do not sort already sorted VUSEs.
475 (vdefs_to_vec): Do not sort already sorted VDEFs.
477 2008-01-08 Jakub Jelinek <jakub@redhat.com>
480 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
482 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
485 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
486 limitations of reciprocal sequences on x86 targets.
488 2008-01-08 Richard Guenther <rguenther@suse.de>
490 PR tree-optimization/34683
491 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
493 2008-01-07 Jakub Jelinek <jakub@redhat.com>
496 * config/darwin.c (darwin_mergeable_string_section): Don't use
497 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
499 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
502 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
503 negxf2. Macroize expander using X87MODEF mode iterator. Change
504 predicates of op0 and op1 to register_operand.
505 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
506 expander using X87MODEF mode iterator. Change predicates of
507 op0 and op1 to register_operand.
508 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
509 corresponding patterns and macroize using MODEF macro. Change
510 predicates of op0 and op1 to register_operand and remove
511 "m" constraint. Disparage "r" alternative with "!".
512 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
513 macroize using X87MODEF macro. Change predicates of op0 and op1
514 to register_operand and remove "m" constraint. Disparage "r"
515 alternative with "!".
516 (absneg splitter with memory operands): Remove.
517 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
518 patterns and macroize using X87MODEF mode iterator.
519 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
520 Change predicate of op1 to register_operand.
521 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
524 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
526 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
528 2008-01-07 Richard Guenther <rguenther@suse.de>
530 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
533 2008-01-07 Richard Guenther <rguenther@suse.de>
535 PR tree-optimization/34683
536 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
537 VOPs of the needed size to save memory. Use VEC_quick_push
538 to save compile-time.
539 (vdefs_to_vec): Likewise.
541 2008-01-07 Sa Liu <saliu@de.ibm.com>
543 * config/spu/spu.md (divdf3): Genetate inline code for double
544 division. The implementation doesn't handle INF or NAN, therefore it
545 only applies when -ffinite-math-only is given.
547 2008-01-06 Paolo Carlini <pcarlini@suse.de>
550 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
551 * doc/cpp.texi ([Common Predefined Macros]): Document.
553 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
555 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
556 order to use commutative addition instead of subtraction.
558 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
559 Mircea Namolaru <namolaru@il.ibm.com>
560 Vladimir Yanovsky <yanov@il.ibm.com>
561 Revital Eres <eres@il.ibm.com>
563 PR tree-optimization/34263
564 * tree-outof-ssa.c (process_single_block_loop_latch,
565 contains_tree_r): New functions.
566 (analyze_edges_for_bb): Call process_single_block_loop_latch
567 function to empty single-basic-block latch block if possible.
569 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
571 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
573 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
575 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
577 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
579 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
581 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
583 2008-01-05 Jakub Jelinek <jakub@redhat.com>
585 PR tree-optimization/34618
586 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
589 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
593 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
594 Update copyright year.
596 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
597 Update copyright year.
598 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
601 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
603 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
604 edge does not point to current bb before changing need_assert.
606 2008-01-04 Richard Guenther <rguenther@suse.de>
609 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
610 for verifying purposes if they are is_gimple_min_invariant.
612 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
614 PR tree-optimization/34448
615 PR tree-optimization/34465
616 * gimplify.c (gimplify_init_constructor): Add new parameter
617 notify_temp_creation. Use it.
618 (gimplify_modify_expr_rhs): Take volatiles into account when
619 optimizing constructors.
620 Do not optimize constructors if gimplify_init_constructor will dump to
622 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
623 * gcc.c-torture/compile/pr34448.c: New.
625 2008-01-04 Jakub Jelinek <jakub@redhat.com>
627 PR gcov-profile/34609
628 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
629 return_slot if result is TREE_ADDRESSABLE.
631 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
633 * config/mips/mips.md (sqrt_condition): Tweak comment.
634 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
636 2008-01-03 Tom Tromey <tromey@redhat.com>
639 * c-common.c (c_type_hash): Handle VLAs.
641 2008-01-03 Jan Hubicka <jh@suse.cz>
643 PR tree-optimization/31081
644 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
645 0 when inlining and not inlining to first basic block.
646 (remap_decl): When var is initialized to 0, don't set default_def.
647 (expand_call_inline): Set entry_bb.
648 * tree-inline.h (copy_body_data): Add entry_bb.
650 2008-01-03 Jakub Jelinek <jakub@redhat.com>
653 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
656 PR tree-optimization/29484
657 * tree-inline.c (inline_forbidden_p_2): New function.
658 (inline_forbidden_p): Disallow inlining if some static var
659 has an address of a local LABEL_DECL in its initializer.
660 * doc/extend.texi (Labels as Values): Document &&foo behaviour
663 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
665 PR tree-optimization/34635
666 * tree-data-ref.c (add_other_self_distances): Make sure that the
667 evolution step is constant.
669 2008-01-03 Jakub Jelinek <jakub@redhat.com>
672 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
674 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
676 * tree-sra.c (scalarize_init): Insert the generate_element_init
677 statements after the generate_element_zero statements.
679 2008-01-02 Richard Guenther <rguenther@suse.de>
683 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
684 for very large number of operands instead of ICEing.
686 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
689 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
692 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
694 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
697 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
700 * tree-mudflap.c (mx_register_decls): Guard warning by
701 !DECL_ARTIFICIAL check.
703 2008-01-01 Jakub Jelinek <jakub@redhat.com>
705 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
706 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
707 sse5_perm<mode>): Fix constraints.