1 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2 Steven Bosscher <stevenb.gcc@gmail.com>
4 PR rtl-optimization/26854
5 PR rtl-optimization/34400
6 * df-problems.c (df_live_scratch): New scratch bitmap.
7 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8 (df_live_reset): Clear the proper bitmaps.
9 (df_live_bb_local_compute): Only process the artificial defs once
10 since the order is not important.
11 (df_live_init): Init the df_live sets only with the variables
13 (df_live_transfer_function): Use the df_lr sets to prune the
14 df_live sets as they are being computed.
15 (df_live_free): Free df_live_scratch.
17 2008-01-18 Ian Lance Taylor <iant@google.com>
19 * common.opt: Add fmerge-debug-strings.
20 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21 flag_merge_debug_strings rather than flag_merge_constants.
22 * doc/invoke.texi (Option Summary): Mention
23 -fmerge-debug-strings.
24 (Debugging Options): Document -fmerge-debug-strings.
26 2008-01-18 Ian Lance Taylor <iant@google.com>
29 * tree.h (DECL_IS_OPERATOR_NEW): Define.
30 (struct tree_function_decl): Add new field operator_new_flag.
31 * tree-inline.c (expand_call_inline): When inlining a call to
32 operator new, force the return value to go into a variable, and
33 set DECL_NO_TBAA_P on that variable.
34 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
36 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
39 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
40 DWARF2_DEBUGGING_INFO.
41 (dwarf2out_note_section_used): Ditto. Add prototype.
42 (have_multiple_function_sections, text_section_used,
43 cold_text_section_used, *cold_text_sections): Move declarations
46 2007-01-17 Bob Wilson <bob.wilson@acm.org>
48 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
49 field and add signal_ra.
50 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
51 assignments to frame state pc. Move end of stack check after
52 MD_FALLBACK_FRAME_STATE_FOR.
53 (uw_update_context_1): Use frame state signal_regs if set, instead
54 of checking signal_frame flag.
55 (uw_update_context): Use frame state signal_ra if set.
56 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
57 * config/xtensa/linux-unwind.h: New file.
59 2007-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
61 * modulo-sched.c (get_sched_window): Fix comment typo.
63 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
65 PR tree-optimization/34648
66 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
68 2008-01-17 Anatoly Sokolov <aesok@post.ru>
70 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
71 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
73 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
75 PR rtl-optimization/34400
76 * df-core.c (df_worklist_dataflow_overeager,
77 df_worklist_dataflow_doublequeue): New functions.
78 (df_worklist_dataflow): Two different worklist solvers.
79 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
82 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
85 * doc/invoke.texi: Document the dependence on pthread for fopenmp
86 and ftree-parallelize-loops.
88 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
90 PR rtl-optimization/34826
91 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
93 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
95 * global.c (find_reg): Mark the eh regs as used if necessary.
96 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
97 * ra.h (struct allocno): no_eh_reg field added. Changed
98 no_stack_reg type to bitfield.
100 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
102 * tree.c (substitute_in_expr): Add missing 'break'.
104 2008-01-17 Richard Guenther <rguenther@suse.de>
106 PR tree-optimization/34825
107 * tree-ssa-math-opts.c (is_division_by): Do not recognize
108 x / x as division to handle.
110 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
112 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
113 "-pthread" is specified.
114 * pa-hpux11.h (LIB_SPEC): Likewise.
116 2007-01-16 Janis Johnson <janis187@us.ibm.com>
117 Peter Bergner <bergner@vnet.ibm.com>
119 PR rtl-optimization/33796
120 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
122 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
125 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
127 * pa-hpux10.h (LINK_SPEC): Likewise.
128 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
130 2008-01-16 Richard Guenther <rguenther@suse.de>
133 * fold-const.c (fold_convert_const_int_from_int): Do not
134 set overflow if that occured only because of a sign extension
135 change when converting from/to a sizetype with the same
136 precision and signedness.
138 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
141 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
142 location address to the correct place. Update copyright year.
144 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
146 * lambda-code.c (lambda_transform_legal_p): Handle the case of
147 no dependences in the dependence_relations vector.
149 2008-01-16 Jan Hubicka <jh@suse.cz>
151 PR rtl-optimization/31396
152 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
153 * cfg.c (dump_reg_info): Print it.
154 * regs.h (struct reg_info_t): add freq_calls_crossed.
155 (REG_FREQ_CALLS_CROSSED): New macro.
156 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
157 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
158 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
159 regmove_optimize): Update call crossed frequencies.
160 * local-alloc.c (struct qty): Add freq_calls_crossed.
161 (alloc_qty): Copute freq_calls_crossed.
162 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
163 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
164 * ra.h (struct allocno): Add freq_calls_crossed.
166 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
168 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
169 libgomp when compiling with ftree-parallelize-loops.
170 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
172 2008-01-16 Richard Guenther <rguenther@suse.de>
174 PR tree-optimization/34769
175 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
176 * tree.c (int_cst_value): Instead make this function more
177 permissive in what it accepts as valid input. Document this
178 function always sign-extends the value.
180 2008-01-16 Jakub Jelinek <jakub@redhat.com>
181 Richard Guenther <rguenther@suse.de>
184 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
185 (gimple_fold_indirect_ref_rhs): ... this.
186 (gimple_fold_indirect_ref): New function with foldings
187 that preserve lvalueness.
188 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
189 * tree-flow.h (gimple_fold_indirect_ref): Declare.
190 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
191 to fold an INDIRECT_REF, fall back to the old use of
194 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
196 * tree-data-ref.c (subscript_dependence_tester_1): Call
197 free_conflict_function.
198 (compute_self_dependence): Same.
200 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
203 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
204 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
206 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
207 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
208 for DWARF2_UNWIND_INFO targets.
210 2008-01-16 Richard Guenther <rguenther@suse.de>
213 * c-typeck.c (common_pointer_type): Do not merge inconsistent
214 type qualifiers for function types.
216 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
218 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
219 loop_iterator li from previous commit.
221 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
223 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
225 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
227 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
228 (parallelize_loops): Don't parallelize irreducible components.
230 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
233 * c-opts (c_common_post_options): Do not enable CPP
234 flag_pedantic_errors by default.
236 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
238 PR rtl-optimization/31944
239 * cse.c (remove_pseudo_from_table): New function.
240 (merge_equiv_classes): Use above function to remove pseudo-registers.
241 (invalidate): Likewise.
243 2008-01-13 Richard Guenther <rguenther@suse.de>
246 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
247 instead of TYPE_MODE to deal with calls from expand_one_error_var.
249 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
251 * gcse.c (cprop_jump): Call validate_unshare_change instead of
252 validate_change to unshare the source of the PC set.
254 2008-01-12 Jan Hubicka <jh@suse.cz>
257 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
258 references above array bounds. This might trigger bounds checks for
261 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
263 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
264 new_replaceable_dependencies.
266 2008-01-12 Doug Kwan <dougkwan@google.com>
268 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
269 instead of OPT_Wreturn_type in warning due to ignored return type
271 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
272 options included in -Wextra.
273 * c.opt: New option -Wignored_qualifiers.
274 * doc/invoke.texi (Warning Options, -Wextra): Add new option
276 (-Wignored-qualifiers): Document.
277 (-Wreturn-type): Remove description of functionality now handled
278 by -Wignored-qualifiers.
280 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
283 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
284 NOP_EXPR if it is between integral types with the same precision.
286 2008-01-12 Jan Hubicka <jh@suse.cz>
289 * invoke.texi (max-inline-recursive-depth): Fix default value.
291 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
293 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
296 2008-01-11 Bob Wilson <bob.wilson@acm.org>
298 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
300 2008-01-11 James E. Wilson <wilson@specifix.com>
303 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
305 2008-01-11 Anatoly Sokolov <aesok@post.ru>
307 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
308 save/restore frame pointer register and don't use 'call-prologues'
309 optimization in function with "OS_task" attribute.
311 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
314 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
315 when copying to memory.
317 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
319 PR rtl-optimization/30905
320 * cfgcleanup.c: Include dce.h
321 (crossjumps_occured): New global variable.
322 (try_crossjump_bb): Exit loop after finding a fallthru edge.
323 If something changed, set crossjumps_occured to true.
324 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
325 Don't add/remove fake edges to exit here...
326 (cleanup_cfg): ...but do it here, when crossjumping.
327 Run a fast DCE when successful crossjumps occured in the latest
328 iteration of try_optimize_cfg.
330 2008-01-11 Richard Guenther <rguenther@suse.de>
332 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
333 (struct vn_unary_op_s): Likewise.
334 (vn_reference_insert): Free old reference on hash collision.
336 2008-01-10 Raksit Ashok <raksit@google.com>
338 PR rtl-optimization/27971
339 * combine.c (find_split_point): Split PLUS expressions which are
340 inside a MEM rtx, and whose first operand is complex.
342 2008-01-10 DJ Delorie <dj@redhat.com>
344 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
345 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
346 (m32c_hard_regno_ok): Call the underlying function.
348 2008-01-10 Richard Guenther <rguenther@suse.de>
351 * tree-cfg.c (tree_merge_blocks): Do not go through the
352 full-blown folding and stmt updating path if we just deal
353 with virtual operands.
354 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
355 test for abnormal SSA_NAMEs.
357 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
360 * reload.c (push_reload): Add assertions. All constants from
361 reg_equiv_constant should have been used for replacing the respective
363 (find_reloads_address): Invoke find_reloads_address_part for
364 constant taken from the reg_equiv_constant array.
366 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
368 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
369 field (valnum) the first in the struct. Replace bools with
372 2008-01-10 Richard Guenther <rguenther@suse.de>
374 PR tree-optimization/34651
375 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
376 types and ordering for masking and converting.
378 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
380 PR tree-optimization/34017
381 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
382 also for PHI_NODE expressions.
384 2008-01-09 Jan Hubicka <jh@suse.cz>
386 PR tree-optimization/34708
387 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
388 based on number of case labels.
389 (init_inline_once): Remove switch_cost.
390 * tree-inline.h (eni_weights_d): Remove switch_cost.
392 2008-01-09 Richard Guenther <rguenther@suse.de>
393 Andrew Pinski <andrew_pinski@playstation.sony.com>
396 * gimplify.c (gimplify_cond_expr): Do not create an addressable
397 temporary if an rvalue is ok or an lvalue is not required.
399 2008-01-09 Richard Guenther <rguenther@suse.de>
402 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
405 2008-01-09 Richard Guenther <rguenther@suse.de>
408 * tree.c (host_integerp): Check for sizetype only if the
409 type is an integer type.
411 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
414 * opts.c (decode_options): Disable inlining of functions called
415 once if not in unit-at-a-time mode.
417 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
419 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
421 2008-01-08 Richard Guenther <rguenther@suse.de>
424 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
425 out early if the result will be unused.
427 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
432 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
433 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
436 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
438 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
439 for vectorization tuned.
441 2008-01-08 Richard Guenther <rguenther@suse.de>
443 PR tree-optimization/34683
444 * tree-ssa-operands.c (operand_build_cmp): Export.
445 * tree-ssa-operands.h (operand_build_cmp): Declare.
446 * tree-vn.c (vuses_compare): Remove.
447 (sort_vuses): Use operand_build_cmp.
448 (sort_vuses_heap): Likewise.
449 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
450 to re-use old VEC if available. Do not sort already sorted VUSEs.
451 (vdefs_to_vec): Do not sort already sorted VDEFs.
453 2008-01-08 Jakub Jelinek <jakub@redhat.com>
456 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
458 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
461 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
462 limitations of reciprocal sequences on x86 targets.
464 2008-01-08 Richard Guenther <rguenther@suse.de>
466 PR tree-optimization/34683
467 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
469 2008-01-07 Jakub Jelinek <jakub@redhat.com>
472 * config/darwin.c (darwin_mergeable_string_section): Don't use
473 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
475 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
478 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
479 negxf2. Macroize expander using X87MODEF mode iterator. Change
480 predicates of op0 and op1 to register_operand.
481 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
482 expander using X87MODEF mode iterator. Change predicates of
483 op0 and op1 to register_operand.
484 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
485 corresponding patterns and macroize using MODEF macro. Change
486 predicates of op0 and op1 to register_operand and remove
487 "m" constraint. Disparage "r" alternative with "!".
488 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
489 macroize using X87MODEF macro. Change predicates of op0 and op1
490 to register_operand and remove "m" constraint. Disparage "r"
491 alternative with "!".
492 (absneg splitter with memory operands): Remove.
493 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
494 patterns and macroize using X87MODEF mode iterator.
495 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
496 Change predicate of op1 to register_operand.
497 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
500 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
502 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
504 2008-01-07 Richard Guenther <rguenther@suse.de>
506 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
509 2008-01-07 Richard Guenther <rguenther@suse.de>
511 PR tree-optimization/34683
512 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
513 VOPs of the needed size to save memory. Use VEC_quick_push
514 to save compile-time.
515 (vdefs_to_vec): Likewise.
517 2008-01-07 Sa Liu <saliu@de.ibm.com>
519 * config/spu/spu.md (divdf3): Genetate inline code for double
520 division. The implementation doesn't handle INF or NAN, therefore it
521 only applies when -ffinite-math-only is given.
523 2008-01-06 Paolo Carlini <pcarlini@suse.de>
526 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
527 * doc/cpp.texi ([Common Predefined Macros]): Document.
529 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
531 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
532 order to use commutative addition instead of subtraction.
534 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
535 Mircea Namolaru <namolaru@il.ibm.com>
536 Vladimir Yanovsky <yanov@il.ibm.com>
537 Revital Eres <eres@il.ibm.com>
539 PR tree-optimization/34263
540 * tree-outof-ssa.c (process_single_block_loop_latch,
541 contains_tree_r): New functions.
542 (analyze_edges_for_bb): Call process_single_block_loop_latch
543 function to empty single-basic-block latch block if possible.
545 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
547 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
549 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
551 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
553 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
555 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
557 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
559 2008-01-05 Jakub Jelinek <jakub@redhat.com>
561 PR tree-optimization/34618
562 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
565 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
569 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
570 Update copyright year.
572 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
573 Update copyright year.
574 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
577 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
579 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
580 edge does not point to current bb before changing need_assert.
582 2008-01-04 Richard Guenther <rguenther@suse.de>
585 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
586 for verifying purposes if they are is_gimple_min_invariant.
588 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
590 PR tree-optimization/34448
591 PR tree-optimization/34465
592 * gimplify.c (gimplify_init_constructor): Add new parameter
593 notify_temp_creation. Use it.
594 (gimplify_modify_expr_rhs): Take volatiles into account when
595 optimizing constructors.
596 Do not optimize constructors if gimplify_init_constructor will dump to
598 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
599 * gcc.c-torture/compile/pr34448.c: New.
601 2008-01-04 Jakub Jelinek <jakub@redhat.com>
603 PR gcov-profile/34609
604 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
605 return_slot if result is TREE_ADDRESSABLE.
607 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
609 * config/mips/mips.md (sqrt_condition): Tweak comment.
610 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
612 2008-01-03 Tom Tromey <tromey@redhat.com>
615 * c-common.c (c_type_hash): Handle VLAs.
617 2008-01-03 Jan Hubicka <jh@suse.cz>
619 PR tree-optimization/31081
620 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
621 0 when inlining and not inlining to first basic block.
622 (remap_decl): When var is initialized to 0, don't set default_def.
623 (expand_call_inline): Set entry_bb.
624 * tree-inline.h (copy_body_data): Add entry_bb.
626 2008-01-03 Jakub Jelinek <jakub@redhat.com>
629 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
632 PR tree-optimization/29484
633 * tree-inline.c (inline_forbidden_p_2): New function.
634 (inline_forbidden_p): Disallow inlining if some static var
635 has an address of a local LABEL_DECL in its initializer.
636 * doc/extend.texi (Labels as Values): Document &&foo behaviour
639 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
641 PR tree-optimization/34635
642 * tree-data-ref.c (add_other_self_distances): Make sure that the
643 evolution step is constant.
645 2008-01-03 Jakub Jelinek <jakub@redhat.com>
648 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
650 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
652 * tree-sra.c (scalarize_init): Insert the generate_element_init
653 statements after the generate_element_zero statements.
655 2008-01-02 Richard Guenther <rguenther@suse.de>
659 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
660 for very large number of operands instead of ICEing.
662 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
665 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
668 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
670 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
673 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
676 * tree-mudflap.c (mx_register_decls): Guard warning by
677 !DECL_ARTIFICIAL check.
679 2008-01-01 Jakub Jelinek <jakub@redhat.com>
681 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
682 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
683 sse5_perm<mode>): Fix constraints.