1 2010-06-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * config/s390/2097.md (z10_fhex): Remove insn reservation.
4 * config/s390/s390.md (UNSPEC_COPYSIGN): Remove unused constant.
5 (*mov<mode>_64 TD_TF, *mov<mode>_31 TD_TF, *mov<mode>_64dfp DD_DF,
6 *mov<mode>_64 DD_DF, *mov<mode>_31, mov<mode>): Remove load zero
8 * config/s390/s390.c: Don't accept fp zeros as valid constants
11 2010-05-31 Jakub Jelinek <jakub@redhat.com>
14 * config/i386/sse.md (fma4i_fmadd<mode>4256, fma4i_fmsub<mode>4256,
15 fma4i_fnmadd<mode>4256, fma4i_fnmsub<mode>4256, fma4i_fmadd<mode>4,
16 fma4i_fmsub<mode>4, fma4i_fnmadd<mode>4, fma4i_fnmsub<mode>4,
17 fma4i_vmfmadd<mode>4, fma4i_vmfmsub<mode>4, fma4i_vmfnmadd<mode>4,
18 fma4i_vmfnmsub<mode>4, fma4i_fmaddsubv8sf4, fma4i_fmaddsubv4df4,
19 fma4i_fmaddsubv4sf4, fma4i_fmaddsubv2df4, fma4i_fmsubaddv8sf4,
20 fma4i_fmsubaddv4df4, fma4i_fmsubaddv4sf4, fma4i_fmsubaddv2df4):
21 Guard only with TARGET_FMA4 instead of TARGET_FMA4 &&
25 * expr.c (expand_assignment): Don't store anything for out-of-bounds
26 array accesses with non-MEM.
28 PR tree-optimization/44182
29 * tree-inline.c (copy_edges_for_bb): Don't split bb if a stmt that
30 newly needs to end a bb is followed by debug stmts, instead return
31 true from the function at the end.
32 (maybe_move_debug_stmts_to_successors): New function.
33 (copy_cfg_body): Call it if copy_edges_for_bb returned true.
35 2010-05-31 Kai Tietz <kai.tietz@onevision.com>
39 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
42 2010-05-28 Richard Guenther <rguenther@suse.de>
45 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
46 Stream fixed-point constants mode.
47 (unpack_ts_type_value_fields): Fix width of TYPE_MODE
49 * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
50 Stream fixed-point constants mode.
51 (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
54 2010-05-28 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
56 * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
58 2010-05-28 Jakub Jelinek <jakub@redhat.com>
61 * builtins.c (expand_movstr): Use a temporary pseudo instead
62 of target even when target is not NULL and not const0_rtx, but
63 fails movstr predicate.
64 * config/m32c/blkmov.md (movstr): Add predicate to first operand.
66 2010-05-27 Jon Beniston <jon@beniston.com>
69 * config/lm32/lm32.h: Remove definition of
70 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
72 2010-05-26 Richard Guenther <rguenther@suse.de>
74 PR rtl-optimization/44164
75 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
76 no-common access-path disambiguation.
77 (indirect_ref_may_alias_decl_p): Adjust.
78 (indirect_refs_may_alias_p): Likewise.
79 (refs_may_alias_p_1): Likewise.
81 2010-05-26 Richard Guenther <rguenther@suse.de>
84 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Avoid generating
85 out-of-bounds array accesses.
87 2010-05-26 Richard Guenther <rguenther@suse.de>
89 Backport from mainline:
90 2010-04-15 Richard Guenther <rguenther@suse.de>
92 * alias.c (alias_set_subset_of): Handle alias-set zero
95 2010-05-26 Jakub Jelinek <jakub@redhat.com>
98 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
99 or total_size is larger than red zone size for non-V4 ABI, emit a
100 stack_tie resp. frame_tie insn before stack pointer restore.
101 * config/rs6000/rs6000.md (frame_tie): New insn.
103 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
105 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
106 stderr to /dev/null instead of grep -q.
107 * configure: Regenerate.
109 2010-05-25 Richard Guenther <rguenther@suse.de>
111 * gimple.c (gimple_types_compatible_p): Check type qualifications
112 before merging pointer to complete and pointer to incomplete type.
113 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
114 we use our own resolution algorithm. The gold linker plugin
115 doesn't do the job we want it to do here.
117 2010-05-24 Richard Guenther <rguenther@suse.de>
120 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
122 2010-05-24 Uros Bizjak <ubizjak@gmail.com>
124 Backport from mainline:
125 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
128 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
129 * configure: Regenerate.
130 * config.in: Regenerate.
131 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
132 instead of sahf only for 64bit targets.
134 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
136 Backport from mainline
137 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
139 * config/i386/ia32intrin.h (__crc32q): Define only if
140 __SSE4_2__ is defined.
142 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
144 Backport from mainline
145 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
148 * config/i386/i386.c (def_builtin): Properly check
149 OPTION_MASK_ISA_64BIT.
151 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
155 * config/i386/i386.c: Make sure that the correct regparm is passed.
157 2010-05-21 Jakub Jelinek <jakub@redhat.com>
160 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
161 unchain each use from the cyclic next_regno_use chain first.
163 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
165 * config/s390/s390.c (override_options): Increase the default
166 of max-completely-peel-times.
168 2010-05-21 Richard Guenther <rguenther@suse.de>
170 PR tree-optimization/44038
171 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
172 taking the address of a V_C_E of a constant.
174 2010-05-21 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/43949
177 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigend types.
178 (extract_range_from_binary_expr): Handle TRUNC_MOD_EXPR.
180 2010-05-21 Jakub Jelinek <jakub@redhat.com>
183 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
184 at -O0 goto_locus of any of the incoming edges differs from
185 goto_locus of outgoing edge, or gimple_location of any of the
188 2010-05-20 Jakub Jelinek <jakub@redhat.com>
191 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
192 setup_ref_regs for DEBUG_INSNs.
194 2010-05-19 Kenneth Zadeck <zadeck@naturalbridge.com>
197 * df-scan.c (df_ref_compare): Stabilize sort.
199 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
202 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
203 settings for 16-bit-constant "addo" alternative.
205 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
207 Backport from mainline:
208 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
211 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
212 * configure: Regenerate.
213 * config.in: Regenerate.
214 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
215 !HAVE_AS_IX86_REP_LOCK_PREFIX.
216 Don't emit whitespace.
217 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
218 (*rep_movsi): Likewise.
219 (*rep_movsi_rex64): Likewise.
220 (*rep_movqi): Likewise.
221 (*rep_movqi_rex64): Likewise.
222 (*rep_stosdi_rex64): Likewise.
223 (*rep_stossi): Likewise.
224 (*rep_stossi_rex64): Likewise.
225 (*rep_stosqi): Likewise.
226 (*rep_stosqi_rex64): Likewise.
227 (*cmpstrnqi_nz_1): Use {%;} after repz.
228 (*cmpstrnqi_nz_rex_1): Likewise.
229 (*cmpstrnqi_1): Likewise.
230 (*cmpstrnqi_rex_1): Likewise.
231 (*strlenqi_1): Use {%;} after repnz.
232 (*strlenqi_rex_1): Likewise.
233 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
234 (*sync_compare_and_swap<mode>): Likewise.
235 (sync_double_compare_and_swap<mode>): Likewise.
236 (*sync_double_compare_and_swapdi_pic): Likewise.
237 (sync_old_add<mode>): Likewise.
238 (sync_add<mode>): Likewise.
239 (sync_sub<mode>): Likewise.
240 (sync_<code><mode>): Likewise.
242 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
244 * doc/sourcebuild.texi (Effective-Target Keywords): Document
246 (Directives): Document optional dg-require-effective-target
249 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
251 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
252 pentiumpro on Solaris 8/x86 with Sun as.
253 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
255 (gcc_cv_as_ix86_quad): Check for .quad directive.
256 * configure: Regenerate.
257 * config.in: Regenerate.
258 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
260 2010-05-19 Richard Guenther <rguenther@suse.de>
262 PR tree-optimization/43987
263 * tree-ssa-structalias.c (could_have_pointers): For possibly
264 address-taken variables force pointers to be recorded.
265 (create_variable_info_for_1): Likewise.
266 (push_fields_onto_fieldstack): Pass in wheter all fields
268 (find_func_aliases): Query types instead of vars whether
269 they contain pointers where appropriate.
271 2010-05-19 Richard Guenther <rguenther@suse.de>
273 Backport from mainline:
274 2010-04-26 Richard Guenther <rguenther@suse.de>
277 * tree-inline.c (tree_can_inline_p): Also check compatibility
280 2010-04-23 Richard Guenther <rguenther@suse.de>
283 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
286 2010-04-26 Richard Guenther <rguenther@suse.de>
289 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
290 if emitting debug information and it is either a function
293 2010-04-26 Richard Guenther <rguenther@suse.de>
296 * gimple.c (gimple_decl_printable_name): Deal gracefully
297 with a NULL DECL_NAME.
299 2010-04-30 Richard Guenther <rguenther@suse.de>
302 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
303 first after all lowering passes.
305 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
308 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
310 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
313 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
315 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
317 2010-05-17 Jakub Jelinek <jakub@redhat.com>
320 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
321 to have no fallthru edge.
324 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
325 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
326 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
327 add BARRIER after previous bb if needed.
329 2010-05-17 Alan Modra <amodra@gmail.com>
331 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
332 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
333 with copy_reg rtx param.
334 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
335 Correct cases where code for ABI_V4 did not initialise the reg
336 used to access frame. Also leave frame_reg_rtx as sp for large
337 frames that save no regs.
339 2010-05-17 Eric Botcazou <ebotcazou@adacore.com>
341 Backport from mainline
342 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
344 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
345 (decode_options): Likewise.
346 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
348 2010-05-14 Jason Merrill <jason@redhat.com>
351 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
352 (gimple_call_set_nothrow): New.
353 * gimple.c (gimple_build_call_from_tree): Call it.
354 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
357 * gimplify.c (gimplify_seq_add_stmt): No longer static.
358 * gimple.h: Declare it.
359 * gimple.c (gimple_build_eh_filter): No ops.
361 2010-05-14 Jakub Jelinek <jakub@redhat.com>
364 * cfgexpand.c (expand_debug_expr): If non-memory op0
365 has BLKmode, return NULL.
367 2010-05-14 H.J. Lu <hongjiu.lu@intel.com>
369 Backport from mainline
370 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
373 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
375 2010-05-14 Richard Guenther <rguenther@suse.de>
377 PR tree-optimization/44124
378 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
380 2010-05-13 Jason Merrill <jason@redhat.com>
382 * gimplify.c (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the
386 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
388 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
390 2010-05-12 Wolfgang Gellerich <gellerich@de.ibm.com>
392 * config/s390/s390.c (override_options): Adjust the z10 defaults
393 for max-unroll-times, max-completely-peeled-insns
394 and max-completely-peel-times.
396 2010-05-12 Jakub Jelinek <jakub@redhat.com>
399 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
400 change value of ORT_TASK.
401 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
402 (omp_notice_threadprivate_variable): New function.
403 (omp_notice_variable): Call it for threadprivate variables.
404 If enclosing ctx is a task, print enclosing task rather than
405 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
406 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
407 if task has untied clause.
409 2010-05-11 Jakub Jelinek <jakub@redhat.com>
412 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
414 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
415 optimizing away empty bb with no successors, move over its
416 footer chain to fallthru predecessor.
417 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
418 (rtl_split_edge): For asm goto call patch_jump_insn even if
419 splitting fallthru edge.
421 2010-05-11 Martin Jambor <mjambor@suse.cz>
424 * ipa.c (dissolve_same_comdat_group_list): New function.
425 (function_and_variable_visibility): Call
426 dissolve_same_comdat_group_list when comdat group contains external or
428 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
429 lists are circular and that they contain only DECL_ONE_ONLY nodes.
431 2010-05-10 Jakub Jelinek <jakub@redhat.com>
434 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
435 clear also INSN_REG_USE_LIST.
437 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
439 Backport from mainline
440 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
441 Vladimir Makarov <vmakarov@redhat.com>
443 PR rtl-optimization/44012
444 * ira-build.c (remove_unnecessary_allocnos): Nullify
445 regno_allocno_map of the removed allocno.
447 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
449 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
451 * configure: Regenerate.
453 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
455 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
457 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
458 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
460 * configure: Regenerate.
462 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
464 Backport from mainline
465 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
468 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
469 detect Atom, Core 2 and Core i7.
471 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
473 PR documentation/44016
474 * doc/standards.texi (Standards): Link to unversioned
475 cxx0x_status.html page.
477 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
479 * config/mips/iris.h (LINK_SPEC): Don't pass -init, -fini with -r.
481 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
483 * config/mips/dbxmdebug.h: Remove.
484 * config.gcc (mips-sgi-irix[56]*): Remove mips/dbxmdebug.h.
486 2010-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
488 Backport from mainline:
489 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
492 * config/sh/sh.c (find_barrier): Don't emit a constant pool
493 in the middle of insns for casesi_worker_2.
495 2010-05-05 Jason Merrill <jason@redhat.com>
498 * c-common.c (handle_aligned_attribute): Respect
499 ATTR_FLAG_TYPE_IN_PLACE.
501 2010-05-05 Richard Guenther <rguenther@suse.de>
504 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
507 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
509 Backport from mainline
510 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
513 * alias.c (true_dependence): Handle the same VALUE in x and mem.
514 (canon_true_dependence): Likewise.
515 (write_dependence_p): Likewise.
517 2010-05-03 Jakub Jelinek <jakub@redhat.com>
520 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
521 result mode matches original rtl mode.
523 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
525 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
526 when processing flag options.
528 2010-05-02 H.J. Lu <hongjiu.lu@intel.com>
530 Backport from mainline
531 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
534 * config/i386/i386.c (get_some_local_dynamic_name): Replace
535 INSN_P with NONDEBUG_INSN_P.
536 (distance_non_agu_define): Likewise.
537 (distance_agu_use): Likewise.
539 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
541 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
542 the variable part of the offset as well. Use highest_pow2_factor for
543 all alignment checks.
545 2010-04-30 Jakub Jelinek <jakub@redhat.com>
548 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
550 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
552 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
555 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
557 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
558 record or union type with RECORD_OR_UNION_TYPE_P predicate.
559 (lto_input_ts_type_tree_pointers): Likewise.
560 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
561 (lto_output_ts_type_tree_pointers): Likewise.
563 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
565 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
566 hash_tree, eq_tree): New tree hash table.
567 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
568 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
569 lto_orig_address_remove): Reimplement.
571 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
574 * config/alpha/osf.h (ASM_OUTPUT_LOCAL): Redefine.
576 2010-04-28 Martin Jambor <mjambor@suse.cz>
578 PR tree-optimization/43846
579 * tree-sra.c (struct access): New flag grp_assignment_read.
580 (build_accesses_from_assign): Set grp_assignment_read.
581 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
582 (enum mark_read_status): New type.
583 (analyze_access_subtree): Propagate grp_assignment_read, create
584 accesses also if both direct_read and root->grp_assignment_read.
586 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
588 Back-merged from trnnk.
589 * collect2.c (TARGET_64BIT): Redefine to target's default.
591 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
592 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
593 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
594 for underscoring __USER_LABEL_PREFIX__.
595 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
596 (SUB_LINK_ENTRY32): New.
597 (SUB_LINK_ENTRY64): New.
598 (LINK_SPEC): Replace entry point spec by
600 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
601 (SUB_LINK_ENTRY64): New.
602 (SUB_LINK_ENTRY): New.
603 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
604 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
605 x64 target is choosen.
606 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
607 * configure: Regenerated.
608 * configure.ac (leading-mingw64-underscores): Option added.
610 2010-04-27 Jakub Jelinek <jakub@redhat.com>
612 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
613 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
614 or DW_CFA_def_cfa_offset{,_sf}.
616 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
618 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
621 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
622 Add missing earlyclobber for second alternative.
624 2010-04-26 Jakub Jelinek <jakub@redhat.com>
627 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
629 2010-04-26 Jie Zhang <jie@codesourcery.com>
631 PR tree-optimization/43833
632 * tree-vrp.c (range_int_cst_p): New.
633 (range_int_cst_singleton_p): New.
634 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
635 when both operands are constants. Use range_int_cst_p in
638 2010-04-23 Martin Jambor <mjambor@suse.cz>
641 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
642 function does not have type attributes.
644 2010-04-23 Richard Guenther <rguenther@suse.de>
646 PR tree-optimization/43572
647 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
649 2010-04-23 Richard Guenther <rguenther@suse.de>
651 Backport from mainline
652 2010-04-22 Richard Guenther <rguenther@suse.de>
654 PR tree-optimization/43845
655 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
656 lookup the CALL_EXPR function and arguments.
658 2010-04-21 Jakub Jelinek <jakub@redhat.com>
661 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
662 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
663 (lower_copyprivate_clauses): Use private var in outer
664 context instead of original var. Make sure the types
665 are correct for VLAs.
667 2010-04-20 Richard Guenther <rguenther@suse.de>
669 PR tree-optimization/43783
670 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
671 constant ARRAY_REF operands two and three if possible.
673 2010-04-20 Richard Guenther <rguenther@suse.de>
675 PR tree-optimization/43796
676 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
677 from SCEV in the lattice.
678 (vrp_visit_phi_node): Dump change.
680 2010-04-20 Jakub Jelinek <jakub@redhat.com>
683 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
684 with non-local decl doesn't need chain.
686 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
689 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
690 calls for -fpic -m31 if they have been sibcall optimized.
692 2010-04-19 DJ Delorie <dj@redhat.com>
694 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
695 POINTER_PLUS_EXPR and fix them.
697 2010-04-19 Jie Zhang <jie@codesourcery.com>
700 * reginfo.c (reinit_regs): Set caller_save_initialized_p
703 2010-04-19 Richard Guenther <rguenther@suse.de>
705 PR tree-optimization/43572
706 * tree-tailcall.c (find_tail_calls): Verify the tail call
709 2010-04-19 Ira Rosen <irar@il.ibm.com>
711 PR tree-optimization/43771
712 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
713 load permutation doesn't have gaps.
715 2010-04-18 Matthias Klose <doko@ubuntu.com>
717 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
719 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
721 Backport from mainline:
722 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
724 * configure.ac (plugin -rdynamic test): Log result.
725 * configure: Regenerate.
726 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
727 (RDYNAMIC_SPEC): Define.
728 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
730 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
732 Backport from mainline:
733 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
735 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
736 * config/sol2-gld.h: ... here.
737 * config.gcc (sparc*-*-solaris2*): Reflect this.
738 (i[34567]86-*-solaris2*): Use it.
740 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
742 Backport from mainline:
743 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
745 * configure.ac: Determine Sun ld version numbers.
746 (comdat_group): Restrict GNU ld version checks to gld.
747 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
748 (enable_comdat): Support --enable-comdat.
749 * configure: Regenerate.
750 * doc/install.texi (Configuration): Document --enable-comdat.
752 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
754 Backport from mainline:
755 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
757 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
759 (*udivmod<mode>4): Ditto.
761 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
766 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
768 Backport from mainline:
769 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
771 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
773 2010-04-15 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/43627
776 * tree-vrp.c (extract_range_from_unary_expr): Widenings
777 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
780 2010-04-14 Richard Guenther <rguenther@suse.de>
782 * DEV-PHASE: Set back to prerelease.
783 * BASE-VER: Bump to 4.5.1.
785 2010-04-14 Release Manager
787 * GCC 4.5.0 released.
789 2010-04-13 Michael Matz <matz@suse.de>
792 * builtins.c (expand_builtin_interclass_mathfn): Also create
793 a register if the predicate doesn't match.
795 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
797 * doc/contrib.texi (Contributors, Rainer Orth): Update.
799 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
802 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
804 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
806 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
807 (Specific, *-*-solaris2*): Likewise.
808 Don't prefer Sun as over GNU as.
810 2010-04-08 Richard Guenther <rguenther@suse.de>
812 PR tree-optimization/43679
813 * tree-ssa-pre.c (eliminate): Only propagate copies.
815 2010-04-08 Jakub Jelinek <jakub@redhat.com>
818 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
819 op0 is not a MEM, just return NULL instead of assertion
821 (discover_nonconstant_array_refs): Don't walk debug stmts.
823 2010-04-07 H.J. Lu <hongjiu.lu@intel.com>
826 * config/i386/i386.c (setup_incoming_varargs_64): Align stack to
827 16byte for FP register save area.
829 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
831 * doc/install.texi (Configuration): Move description of
832 --enable-lto, --with-libelf*, --enable-gold from Java section to
835 * doc/generic.texi (Working with declarations)
836 (Function Properties, C and C++ Trees): Fix typos.
837 * doc/sourcebuild.texi (Top Level): Likewise.
839 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
841 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
844 2010-04-06 Jakub Jelinek <jakub@redhat.com>
847 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
848 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
849 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
850 MULTI_* defines for 4 argument vpermil2p* builtins.
852 2010-04-06 Joseph Myers <joseph@codesourcery.com>
854 * doc/invoke.texi, doc/standards.texi: Refer to
855 gcc-4.5/c99status.html.
857 2010-04-06 Jakub Jelinek <jakub@redhat.com>
860 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
863 2010-04-06 Richard Guenther <rguenther@suse.de>
866 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
868 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
870 * doc/invoke.texi (Optimize Options): Document that LTO
871 won't remove object access purely due to incompatible
874 2010-04-04 Matthias Klose <doko@ubuntu.com>
876 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
879 2010-04-03 Richard Guenther <rguenther@suse.de>
882 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
883 require a non-NULL MEM_OFFSET.
885 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
887 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
888 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
889 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
890 config/alpha/predicates.md, config/arm/arm.md,
891 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
892 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
893 config/darwin9.h, config/darwin.c, config/darwin.h,
894 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
895 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
896 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
897 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
898 config/mips/mips.md, config/mn10300/mn10300.c,
899 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
900 config/rs6000/aix.h, config/rs6000/dfp.md,
901 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
902 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
903 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
904 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
905 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
906 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
907 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
908 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
909 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
910 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
911 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
912 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
913 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
914 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
915 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
916 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
917 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
918 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
919 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
920 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
921 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
922 opt-functions.awk, opth-gen.awk, params.def, passes.c,
923 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
924 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
925 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
926 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
927 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
928 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
929 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
930 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
931 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
932 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
933 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
934 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
935 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
936 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
938 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
941 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
942 * aclocal.m4: Regenerate.
944 2010-04-02 Richard Guenther <rguenther@suse.de>
946 PR tree-optimization/43629
947 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
948 if we have seen a constant value.
950 2010-04-02 Joseph Myers <joseph@codesourcery.com>
952 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
955 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
958 * arm.c (legitimize_tls_address): Adjust call to
959 gen_tls_load_dot_plus_four.
960 (arm_note_pic_base): New function.
961 (arm_cannot_copy_insn_p): Use it.
962 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
965 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
970 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
972 * Makefile.in ($(out_object_file)): Depend on
973 gt-$(basename $(notdir $(out_file))).h.
975 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
977 * config.gcc (lm32-*-rtems*): Add t-lm32.
979 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
981 * config.gcc: Add lm32-*-rtems*.
982 * config/lm32/rtems.h: New file.
984 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
987 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
989 2010-04-01 Jakub Jelinek <jakub@redhat.com>
991 * dwarf2out.c (output_compilation_unit_header): For
992 -gdwarf-4 use version 4 instead of version 3.
993 (output_line_info): For version 4 and above emit additional
994 maximum ops per insn header field.
995 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
997 * dwarf2out.c (is_c_family, is_java): Remove.
998 (lower_bound_default): New function.
999 (add_bound_info, gen_descr_array_type_die): Use it.
1001 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1004 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1005 re-declaration when it happens in a function.
1007 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1009 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1010 (cgraph_remove_function_insertion_hook): Same.
1011 (cgraph_call_function_insertion_hooks): Same.
1013 2010-04-01 Richard Guenther <rguenther@suse.de>
1016 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1017 and TREE_THIS_VOLATILE.
1018 (copy_ref_info): Likewise.
1019 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1020 * tree.c (build6_stat): Ignore side-effects of all but arg5
1021 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1024 2010-04-01 Richard Guenther <rguenther@suse.de>
1026 PR tree-optimization/43607
1027 * ipa-type-escape.c (check_call): Do not access non-existing
1030 2010-04-01 Richard Guenther <rguenther@suse.de>
1034 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1035 Jack Howarth <howarth@bromo.med.uc.edu>
1037 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1040 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1042 * doc/install.texi (Prerequisites): Document libelf usability on
1043 IRIX 5/6 and Solaris 2.
1044 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1045 Update GNU as, GNU ld requirements.
1046 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1047 Document Sun Studio compiler download.
1048 Update and simplify as, ld recommendations.
1049 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1051 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1053 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1054 with_tune_32 to pentium4.
1056 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1058 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1060 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1062 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1063 obsoletion, removal.
1065 Document GNU as requirement.
1066 Update configure requirements.
1067 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
1069 Recomment IRIX 6.5.18+.
1070 Document IDF/IDL requirement.
1071 Document GNU as requirement.
1072 Document GNU ld bootstrap failure.
1073 Remove freeware.sgi.com reference.
1075 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1077 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1078 UNIX V4.0, V5.0 obsoletion, removal.
1079 Remove --with-gc=simple reference.
1080 Update VM requirements during bootstrap.
1081 Remove -oldas bootstrap description.
1082 Update binutils reference.
1083 Remove comparison failure note.
1085 2010-03-31 Richard Guenther <rguenther@suse.de>
1086 Zdenek Dvorak <ook@ucw.cz>
1087 Sebastian Pop <sebastian.pop@amd.com>
1090 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1091 with multiple arguments.
1092 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1094 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1096 * graphite-dependences.c (print_pddr): Call print_pdr with an
1098 * graphite-poly.c (debug_pdr): Add an extra argument for the
1101 (print_pbb_domain): Same.
1103 (print_scop_context): Same.
1105 (print_cloog): Same.
1106 (debug_pbb_domain): Same.
1110 (debug_scop_context): Same.
1112 (debug_cloog): Same.
1113 (print_scop_params): Same.
1114 (debug_scop_params): Same.
1115 (print_iteration_domain): Same.
1116 (print_iteration_domains): Same.
1117 (debug_iteration_domain): Same.
1118 (debug_iteration_domains): Same.
1119 (print_scattering_function): Same.
1120 (print_scattering_functions): Same.
1121 (debug_scattering_function): Same.
1122 (debug_scattering_functions): Same.
1123 * graphite-poly.h (debug_pdr): Update declaration.
1125 (print_pbb_domain): Same.
1127 (print_scop_context): Same.
1129 (print_cloog): Same.
1130 (debug_pbb_domain): Same.
1134 (debug_scop_context): Same.
1136 (debug_cloog): Same.
1137 (print_scop_params): Same.
1138 (debug_scop_params): Same.
1139 (print_iteration_domain): Same.
1140 (print_iteration_domains): Same.
1141 (debug_iteration_domain): Same.
1142 (debug_iteration_domains): Same.
1143 (print_scattering_function): Same.
1144 (print_scattering_functions): Same.
1145 (debug_scattering_function): Same.
1146 (debug_scattering_functions): Same.
1148 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1150 * graphite-poly.c (print_scattering_function_1): New.
1151 (print_scattering_function): Call it.
1152 (print_scop_params): Remove spaces at the end of lines.
1155 * graphite-poly.h (print_cloog): Declared.
1156 (debug_cloog): Declared.
1158 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1160 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1162 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1163 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1164 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1165 to switch between adding the IV bump in loop->latch or in loop->header.
1167 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1169 * graphite-poly.c (print_scattering_function): Pretty print following
1172 (print_pbb_domain): Same.
1173 (dump_gbb_cases): Same.
1174 (dump_gbb_conditions): Same.
1177 (print_scop_params): Same.
1178 (print_scop_context): Same.
1180 (print_pbb_body): New.
1181 (lst_indent_to): New.
1182 (print_lst): Start new lines with a #.
1183 * graphite-poly.h (pbb_bb): New.
1184 (pbb_index): Use pbb_bb.
1185 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1187 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1189 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1191 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1192 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1193 and 0 instead of 1 for dw_val_class_flag.
1194 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1195 dw_val_class_range_list, dw_val_class_loc_list,
1196 dw_val_class_lineptr and dw_val_class_macptr, use
1197 DW_FORM_flag_present for dw_val_class_flag and
1198 DW_FORM_exprloc for dw_val_class_loc.
1199 (output_die): For -gdwarf-4 print dw_val_class_loc
1200 size as uleb128 instead of 1 or 2 bytes and don't print
1201 anything for dw_val_class_flag.
1203 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1204 instead of cselib_lookup following by tweaking locs->setting_insn.
1207 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1208 even before returning from label, setjmp call or volatile asm
1211 2010-03-31 Richard Guenther <rguenther@suse.de>
1214 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1215 temporary data on stack.
1217 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1219 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1220 (PUSHSECTION_ASM_OP): Remove.
1221 (POPSECTION_ASM_OP): Remove.
1222 (PUSHSECTION_FORMAT): Remove.
1223 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1224 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1225 * config/sol2.c (solaris_output_init_fini): Use it.
1227 2010-03-31 Jie Zhang <jie@codesourcery.com>
1230 * opt-functions.awk (var_type_struct): Use signed char type
1231 for simple variables.
1233 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1235 * config/sol2.c: Include output.h.
1236 (solaris_assemble_visibility): New function.
1237 * config/t-sol2 (sol2.o): Add output.h dependency.
1238 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1239 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1242 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1245 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1246 V2SImode or XFmode on PRE_DEC.
1249 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1252 2010-03-31 Jie Zhang <jie@codesourcery.com>
1255 * reload.h (caller_save_initialized_p): Declare.
1256 * toplev.c (backend_init_target): Don't call
1257 init_caller_save but set caller_save_initialized_p to false.
1258 * caller-save.c (caller_save_initialized_p): Define.
1259 (init_caller_save): Check caller_save_initialized_p.
1260 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1262 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1265 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1266 and soft-fp/t-softfp to tmake_file.
1267 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1268 (LIBGCC2_TF_CEXT): Define.
1271 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1274 * cselib.c (n_useless_values): Document handling of debug locs.
1275 (n_useless_debug_values, n_debug_values): New variables.
1276 (new_elt_loc_list): Don't add to debug values, keep count.
1277 (promote_debug_loc): New.
1278 (cselib_reset_table): Zero new variables.
1279 (entry_and_rtx_equal_p): Promote debug locs.
1280 (discard_useless_locs): Increment n_useless_debug_values for
1282 (remove_useless_values): Adjust n_useless_values and n_debug_values
1283 with n_useless_debug_values.
1284 (add_mem_for_addr): Promote debug locs.
1285 (cselib_lookup_mem): Likewise.
1286 (cselib_lookup_addr): Renamed to...
1287 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1288 (cselib_log_lookup): ... this. Turn into...
1289 (cselib_lookup_addr): ... new wrapper.
1290 (cselib_lookup_from_insn): New.
1291 (cselib_invalidate_regno): Increment n_useless_debug_values for
1293 (cselib_invalidate_mem): Likewise.
1294 (cselib_process_insn): Take n_deleted and n_debug_values into
1295 account to guard remove_useless_value call.
1296 (cselib_finish): Zero n_useless_debug_values.
1297 * cselib.h (cselib_lookup_from_insn): Declare.
1298 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1299 (sched_analyze_2): Likewise.
1301 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1303 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1305 (adjust_mems): Replace narrowing SUBREG of expression containing
1306 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1307 with operations in the narrower mode.
1310 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1311 regs_invalidated_by_call instead all call_used_reg_set registers.
1313 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1316 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1317 pointer comparisons with types_compatible_p.
1318 * tree-vect-stmts.c (vectorizable_call): Same.
1319 (vectorizable_condition): Same.
1321 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1323 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1324 stack check if the mask would be zero.
1326 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1327 Jack Howarth <howarth@bromo.med.uc.edu>
1329 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1332 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1335 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1337 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1338 Include ___unordxf2 and ___unordtf2.
1339 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1342 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1344 * config/lm32/t-lm32: New file.
1345 * config.gcc: Use the above file when targetting lm32.
1347 2010-03-28 Duncan Sands <baldrick@free.fr>
1349 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1351 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1354 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1355 Improve vectorization cost model diagnostic.
1357 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1360 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1361 compute_data_dependences_for_loop returns false, early exit
1362 and output an extra diagnostic for the failed data reference
1365 2010-03-29 Richard Guenther <rguenther@suse.de>
1367 PR tree-optimization/43560
1368 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1369 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1371 2010-03-29 Jie Zhang <jie@codesourcery.com>
1374 * toplev.c (process_options): Set optimization_default_node
1375 and optimization_current_node.
1376 * opts.c (decode_options): Don't set optimization_default_node
1377 and optimization_current_node.
1379 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1381 * config/rtems.h: Abandon -qrtems_debug.
1383 2010-03-28 Jan Hubicka <jh@suse.cz>
1385 PR tree-optimization/43505
1386 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1387 map should not be copied.
1389 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1392 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1393 cdtors, set DECL_PRESERVE_P.
1394 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1397 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1399 PR tree-optimization/43528
1400 * stor-layout.c (place_field): Check that constant fits into
1401 unsigned HWI when skipping calculation of MS bitfield layout.
1403 2010-03-27 Jan Hubicka <jh@suse.cz>
1406 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1407 notice_global_symbol work.
1409 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1411 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1412 instead of dwarf2out_decl.
1413 (struct var_loc_node): Remove section_label field.
1414 (dwarf2out_function_decl): New function.
1415 (dwarf2out_var_location): Don't set section_label field.
1416 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1418 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1420 PR tree-optimization/43544
1421 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1422 First argument for builtin vectorized function hook is now a
1423 tree to be able to distinguish between machine specific and
1425 * targhooks.c (default_builtin_vectorized_function): Ditto.
1426 * targhooks.h (default_builtin_vectorized_function): Ditto.
1427 * target.h (struct gcc_target): Ditto.
1428 * tree-vect-stmts.c (vectorizable_function): Ditto.
1429 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1430 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1433 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1436 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1437 nested binding iff it is a FUNCTION_DECL.
1438 (store_parm_decls_newstyle): Pass nested=true to bind for
1439 FUNCTION_DECLs amongst parameters.
1441 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1443 * var-tracking.c (vt_expand_loc_callback): Don't run
1444 cselib_expand_value_rtx_cb in dummy mode if
1445 cselib_dummy_expand_value_rtx_cb returned false.
1447 * var-tracking.c (emit_note_insn_var_location): For one part
1448 notes with offset 0, don't add EXPR_LIST around the location.
1449 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1450 add_location_or_const_value_attribute): Adjust for that change.
1453 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1454 into first operand and location into second.
1455 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1456 dw_cfi_oprnd_loc for DW_CFA_expression.
1457 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1458 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1459 assume first argument is regnum and second argument is location.
1461 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1464 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1465 of scratch register to DImode. Split to DImode comparison operator.
1466 Use SImode subreg of scratch register in the multiplication.
1467 (*cmp_sadd_sidi): Ditto.
1468 (*cmp_ssub_si): Ditto.
1469 (*cmp_ssub_sidi): Ditto.
1471 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1474 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1475 Remove invalid assert and wrong comment.
1477 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1480 * flags.h (final_insns_dump_p): New extern.
1481 * final.c (final_insns_dump_p): New variable.
1482 (rest_of_clean_state): Set it before -fdump-final-insns=
1483 dumping, clear afterwards.
1484 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1485 MEM_ALIAS_SET on MEMs.
1487 2010-03-26 David S. Miller <davem@davemloft.net>
1489 * configure.ac: Fix sparc GOTDATA_OP bug check.
1490 * configure: Rebuild.
1492 2010-03-26 Alan Modra <amodra@gmail.com>
1494 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1496 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1498 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1499 TLS_SECTION_ASM_FLAG.
1501 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1504 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1505 Clear first_function_block_is_cold.
1508 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1509 argument if the argument is truth_value_p.
1511 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1513 * config/rs6000/constraints.md: Update copyright year for my changes.
1516 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1517 used in reg+reg addressing, swap registers.
1519 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1522 * target.h (struct gcc_target): Add code_end hook.
1523 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1525 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1526 * toplev.c (compile_file): Call targetm.asm_out.code_end
1527 hook before unwind info/debug info output.
1528 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1529 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1530 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1531 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1532 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1533 * config/i386/i386.c (ix86_file_end): Renamed to...
1534 (ix86_code_end): ... this. Make static. Don't call
1535 file_end_indicate_exec_stack. Emit unwind info using
1536 final_start_function/final_end_function.
1537 (darwin_x86_file_end): Remove.
1538 (TARGET_ASM_CODE_END): Define.
1539 * config/i386/i386.h (TARGET_ASM_FILE_END,
1540 NEED_INDICATE_EXEC_STACK): Don't define.
1541 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1542 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1543 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1544 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1547 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1548 at the beginning and final_end_function at the end.
1549 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1551 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1553 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1554 and Sun as TLS syntax.
1555 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1556 * configure: Regenerate.
1557 * config.in: Regenerate.
1558 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1559 (default_elf_asm_named_section): Use it.
1560 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1561 (i386_output_dwarf_dtprel): Likewise.
1562 (output_addr_const_extra): Likewise.
1563 (output_pic_addr_const): Lowercase @GOTTPOFF.
1564 (output_addr_const_extra): Likewise.
1565 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1566 (output_addr_const_extra): Likewise.
1567 (output_pic_addr_const): Lowercase @INDNTPOFF.
1568 (output_addr_const_extra): Likewise.
1569 (output_pic_addr_const): Lowercase @NTPOFF.
1570 (output_addr_const_extra): Likewise.
1571 (output_pic_addr_const): Lowercase @TPOFF.
1572 (output_addr_const_extra): Likewise.
1573 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1574 (*tls_global_dynamic_64): Likewise.
1575 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1576 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1578 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1579 (ASM_OUTPUT_TLS_COMMON): Use it.
1580 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1583 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1584 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1585 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1586 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1587 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1588 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1590 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1592 * config/i386/i386.c (override_options): Don't accept
1593 -mtls-dialect=sun any longer.
1594 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1595 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1596 (*tls_local_dynamic_base_32_sun): Likewise.
1597 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1599 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1602 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1603 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1606 * ira.c (adjust_cleared_regs): New function.
1607 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1611 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1613 * expr.c (expand_expr_real): Restore previous
1614 curr_insn_source_location and curr_insn_block after
1615 expand_expr_real_1 call.
1616 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1617 instead of expand_expr_real_1.
1619 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1621 PR rtl-optimization/43413
1622 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1625 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1628 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1629 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1631 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1633 * config/i386/i386.c (ix86_target_string): Add -mfma.
1634 Fix a typo in comment.
1636 2010-03-22 Mike Stump <mikestump@comcast.net>
1639 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1640 Don't overly align based upon packed packed fields.
1642 2010-03-22 Jason Merrill <jason@redhat.com>
1644 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1645 Use () rather than [], and move before the element type.
1647 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1649 * doc/configfiles.texi (Configuration Files): Removed
1650 fixinc/Makefile*, intl/Makefile.*.
1651 * doc/makefile.texi: Fixed markup. Abstract from version
1652 control system used.
1653 (Makefile): Removed obsolete gcc/java/parse.y example.
1654 * doc/sourcebuild.texi: Likewise.
1655 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1656 libgomp, libssp. Removed fastjar.
1657 (Miscellaneous Docs): Clarify location.
1658 Added COPYING3, COPYING3.LIB.
1659 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1661 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1664 * config/i386/i386.c (x86_function_profiler)
1665 [!NO_PROFILE_COUNTERS]: Fix typo.
1666 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1669 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1670 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1672 * doc/sourcebuild.texi (Test Directives): Split into six
1673 subsections, with most of the current text in new subsections
1674 Directives, Selectors, and Final Actions.
1675 (Directives): Split list of test directives into multiple
1677 (Selectors): Describe use and syntax of selectors.
1678 (Effective-Target Keywords): Describe all existing keywords.
1679 (Add Options): Describe features for dg-add-options.
1680 (Require Support): Describe variants of dg-require-support.
1681 (Final Actions): Describe commands to use in dg-final.
1683 2010-03-22 Michael Matz <matz@suse.de>
1686 * recog.c (validate_replace_rtx_group): Replace also in
1687 REG_EQUAL and REG_EQUIV notes.
1689 2010-03-22 Richard Guenther <rguenther@suse.de>
1691 PR tree-optimization/43390
1692 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1693 sure vector extracts are type correct.
1695 2010-03-22 Richard Guenther <rguenther@suse.de>
1698 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1699 x * sqrt (x) even when optimizing for size if the target
1700 has native support for sqrt.
1702 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1704 * varasm.c (make_decl_rtl_for_debug): Also clear
1705 flag_mudflap for the duration of make_decl_rtl call.
1708 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1709 locs from preserved VALUEs.
1711 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1714 * pa.md (movmemsi): Set align to one if zero.
1715 (movmemdi): Likewise.
1717 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1720 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1721 with their corresponding prologue pushes.
1723 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1726 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1727 at the begining or end.
1728 (spu_expand_epilogue): Likewise.
1730 2010-03-20 Richard Guenther <rguenther@suse.de>
1732 PR rtl-optimization/43438
1733 * combine.c (make_extraction): Properly zero-/sign-extend an
1734 extraction of the low part of a CONST_INT. Also handle
1737 2010-03-19 Mike Stump <mikestump@comcast.net>
1739 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1740 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1741 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1743 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1746 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1749 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1751 PR rtl-optimization/42258
1752 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1753 use that may match DEF.
1756 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1757 the cost of loading the constant rather than assuming
1759 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1760 outer code is AND, do the same tests as the andsi3 expander and
1761 return COSTS_N_INSNS (1) if and is cheap.
1763 * optabs.c (avoid_expensive_constant): Fix formatting.
1765 2010-03-19 Michael Matz <matz@suse.de>
1768 * attribs.c (decl_attributes): When rebuilding a function pointer
1769 type use the same qualifiers as the original pointer type.
1771 2010-03-19 Martin Jambor <mjambor@suse.cz>
1773 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1774 and is_gimple_ip_invariant_address.
1776 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1779 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1781 * config/arm/arm.c (arm_override_options): Turn off
1782 flag_dwarf2_cfi_asm for AAPCS variants.
1784 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1787 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1788 Use PRE_MODIFY instead of PRE_DEC.
1789 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1790 (vfp_emit_fstmd): Likewise.
1792 2010-03-19 Michael Matz <matz@suse.de>
1795 * builtins.c (expand_builtin_interclass_mathfn,
1796 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1799 2010-03-19 Richard Guenther <rguenther@suse.de>
1801 PR tree-optimization/43415
1802 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1803 (phi_translate_1): ... this.
1804 (phi_translate): Move all caching here. Cache all NARY
1805 and REFERENCE translations.
1807 2010-03-19 David S. Miller <davem@davemloft.net>
1809 With help from Eric Botcazou.
1810 * config/sparc/sparc.c: Include dwarf2out.h.
1811 (emit_pic_helper): Delete.
1812 (pic_helper_symbol_name): Delete.
1813 (pic_helper_emitted_p): Delete.
1814 (pic_helper_needed): New.
1815 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1816 (get_pc_thunk_name): New.
1817 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1818 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1819 Set pic_helper_needed to true. Don't call emit_pic_helper.
1820 (sparc_expand_prologue): Update load_pic_register call.
1821 (sparc_output_mi_thunk): Likewise.
1822 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1823 thunk if possible. Output CFI information as needed.
1825 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1826 Jack Howarth <howarth@bromo.med.uc.edu>
1829 * config/i386/i386.h: Fix ABI on darwin x86-32.
1831 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1833 * tree.h: Declare make_decl_rtl_for_debug.
1834 * varasm.c (make_decl_rtl_for_debug): New.
1835 * dwarf2out.c (rtl_for_decl_location): Call it.
1836 * cfgexpand.c (expand_debug_expr): Call it.
1838 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1841 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1845 * var-tracking.c (vt_init_cfa_base): Do nothing if
1846 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1848 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1851 * var-tracking.c (canonicalize_vars_star): New.
1852 (dataflow_post_merge_adjust): Use it.
1854 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1857 * var-tracking.c (non_suitable_const): New function.
1858 (add_uses): For DEBUG_INSNs with constants, don't record any
1859 value, instead just the constant value itself.
1860 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1861 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1862 (emit_notes_in_bb): Likewise.
1863 (emit_note_insn_var_location): For onepart variables if
1864 cur_loc is a VOIDmode constant, use DECL_MODE.
1866 2010-03-18 Martin Jambor <mjambor@suse.cz>
1869 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1870 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1871 all non-clones. Moved call redirection...
1872 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1873 (cgraph_materialize_all_clones): Dispose of all
1874 combined_args_to_skip bitmaps.
1875 (verify_cgraph_node): Do not check for edges pointing to wrong
1876 nodes in inline clones.
1877 * tree-inline.c (copy_bb): Call
1878 cgraph_redirect_edge_call_stmt_to_callee.
1879 * ipa.c (cgraph_remove_unreachable_nodes): Call
1880 cgraph_node_remove_callees even when there are used clones.
1882 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1884 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1886 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1889 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1892 2010-03-18 Michael Matz <matz@suse.de>
1895 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1896 into sqrt(x) if we need to preserve signed zeros.
1898 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1899 Eric Botcazou <ebotcazou@adacore.com>
1901 PR rtl-optimization/43360
1902 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1903 note if we don't know its invariant status.
1905 2010-03-18 Michael Matz <matz@suse.de>
1907 PR tree-optimization/43402
1908 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1909 PHI chains of ssa names registered for update.
1911 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1914 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1915 non-offsettable and pre_modify update addressing.
1916 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1917 and "2" alternatives "#".
1918 (*movdd_softfloat32): Make all alternatives "#";
1919 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1920 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1921 (*movdf_softfloat32): Make all alternatives "#";
1922 (movdi): Use the new DIFD mode iterator to create a common splitter
1923 for movdi, movdf and movdd patterns.
1925 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1927 * common.opt (dumpdir): Remove redundant tab.
1929 2010-03-17 Martin Jambor <mjambor@suse.cz>
1931 PR tree-optimization/43347
1932 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1933 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1935 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1937 PR rtl-optimization/42216
1938 * regrename.c (create_new_chain): New function, broken out from...
1939 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1940 appending a use to an empty chain.
1941 (build_def_use): Remove previous changes that convert OP_INOUT to
1942 OP_OUT operands; instead detect the case where an OP_INOUT operand
1943 uses a previously untracked register and create an empty chain for it.
1945 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1947 * doc/extend.texi (Function Attributes): Rewrite unfinished
1948 sentence in ms_abi documentation.
1950 2010-03-17 Alan Modra <amodra@gmail.com>
1952 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1953 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1954 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1955 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1957 2010-03-16 Richard Henderson <rth@redhat.com>
1960 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1961 (lower_try_finally): Save and restore eh_seq around the expansion
1964 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1966 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1967 statements before splitting block.
1969 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1971 * doc/sourcebuild.texi (Testsuites): Fix markup.
1972 Use pathnames relative to gcc/testsuite.
1973 (Test Directives): Move description of how timeout is determined.
1974 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1975 (C Tests): Correct gcc.misc-tests directory.
1976 Framework tests now live in gcc.test-framework.
1978 2010-03-16 Richard Guenther <rguenther@suse.de>
1981 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1982 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1984 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1985 Alexandre Oliva <aoliva@redhat.com>
1987 PR tree-optimization/42917
1988 * lambda-code.c (remove_iv): Skip debug statements.
1989 (lambda_loopnest_to_gcc_loopnest): Likewise.
1990 (not_interesting_stmt): Debug statements are not interesting.
1992 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1996 * cselib.c (cselib_preserve_constants,
1997 cfa_base_preserved_val): New static variables.
1998 (preserve_only_constants): New function.
1999 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2000 clear its REG_VALUES. If cselib_preserve_constants, don't
2001 empty the whole hash table, but preserve there VALUEs with constants,
2002 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2003 (cselib_preserve_cfa_base_value): New function.
2004 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2005 (cselib_init): Change argument to int bitfield. Set
2006 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2008 (cselib_finish): Clear cselib_preserve_constants and
2009 cfa_base_preserved_val.
2010 * cselib.h (enum cselib_record_what): New enum.
2011 (cselib_init): Change argument to int.
2012 (cselib_preserve_cfa_base_value): New prototype.
2013 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2014 * dse.c (dse_step1): Likewise.
2015 * cfgcleanup.c (thread_jump): Likewise.
2016 * sched-deps.c (sched_analyze): Likewise.
2017 * gcse.c (local_cprop_pass): Likewise.
2018 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2019 If FN is non-NULL, call the callback always and whenever it returns
2020 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2021 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2022 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2023 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2024 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2025 * var-tracking.c: Include recog.h.
2026 (bb_stack_adjust_offset): Remove.
2027 (vt_stack_adjustments): Don't call it, instead just gather the
2028 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2029 (adjust_stack_reference): Remove.
2030 (compute_cfa_pointer): New function.
2031 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2032 (struct adjust_mem_data): New type.
2033 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2035 (get_address_mode): New function.
2036 (replace_expr_with_values): Use it.
2037 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2038 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2039 (adjust_sets): Remove.
2040 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2041 Use get_address_mode.
2042 (get_adjusted_src): Remove.
2043 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2044 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2045 (add_with_sets): Don't call adjust_sets.
2046 (fp_setter, vt_init_cfa_base): New functions.
2047 (vt_initialize): Change return type to bool. Move most of pool etc.
2048 initialization to the beginning of the function from end. Pass
2049 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2050 If !frame_pointer_needed, call vt_stack_adjustment before mos
2051 vector is filled, call vt_init_cfa_base if argp/framep has been
2052 eliminated to sp. If frame_pointer_needed and argp/framep has
2053 been eliminated to hard frame pointer, set
2054 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2055 encountering fp setter in the prologue. For MO_ADJUST, call
2056 log_op_type before pusing the op into mos vector, not afterwards.
2057 Call adjust_insn before cselib_process_insn/add_with_sets,
2058 call cancel_changes (0) afterwards.
2059 (variable_tracking_main_1): Adjust for vt_initialize calling
2060 vt_stack_adjustments and returning whether it succeeded or not.
2062 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2064 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2067 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2069 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2071 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2072 drap_reg has not been set.
2074 2010-03-15 Michael Matz <matz@suse.de>
2077 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2078 use it to expand block copies.
2079 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2080 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2081 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2083 2010-03-15 Richard Guenther <rguenther@suse.de>
2085 PR tree-optimization/43367
2086 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2089 2010-03-15 Richard Guenther <rguenther@suse.de>
2091 PR tree-optimization/43317
2092 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2094 2010-03-15 Martin Jambor <mjambor@suse.cz>
2096 PR tree-optimization/43141
2097 * tree-sra.c (create_abstract_origin): New function.
2098 (modify_function): Call create_abstract_origin.
2100 2010-03-15 Chris Demetriou <cgd@google.com>
2102 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2105 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2108 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2109 call insert_out_of_ssa_copy for default definitions.
2111 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2113 * graphite-clast-to-gimple.c (my_long_long): Defined.
2114 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2115 * graphite-sese-to-poly.c (my_long_long): Defined.
2116 (scop_ivs_can_be_represented): Use it.
2118 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2120 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2121 graphite-max-bbs-per-function, and loop-block-tile-size.
2122 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2124 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2126 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2128 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2129 forward declaration.
2130 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2131 (add_upper_bounds_from_estimated_nit): New.
2132 (build_loop_iteration_domains): Use it.
2134 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2136 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2138 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2141 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2142 should be an INTEGER_CST. Also handle CASE_CONVERT.
2144 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2146 * graphite.c (graphite_initialize): To bound the number of bbs per
2147 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2148 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2149 * doc/invoke.texi: Document it.
2151 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2153 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2154 * graphite-sese-to-poly.h (build_poly_scop): Same.
2156 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2158 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2159 the number of parameters in the scop. Use as an upper bound
2160 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2161 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2162 * doc/invoke.texi: Document it.
2164 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2166 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2167 * doc/c-tree.texi: Remove.
2168 * doc/generic.texi: Merge c-tree.texi here.
2169 * doc/gccint.texi (Trees): Remove menu entry.
2170 (c-tree.texi): Remove @include.
2171 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2172 * doc/languages.texi (Reading RTL): Ditto.
2174 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2177 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2179 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2182 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2183 code added to work around reload clobbering CONST insns.
2185 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2187 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2188 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2189 (cselib_preserve_only_values): Remove retain argument, don't
2190 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2191 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2192 * var-tracking.c (micro_operation): Move insn field before union.
2193 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2194 (struct variable_tracking_info_def): Remove n_mos field, change
2195 mos into a vector of micro_operations.
2196 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2197 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2198 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2199 changing into a vector.
2200 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2201 come before all other uops generated by add_stores.
2202 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2204 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2205 a vector. Run just one pass over the bbs instead of separate counting
2206 and computation phase.
2207 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2210 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2211 into *nonlocalized_list vector.
2212 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2213 even if origin is non-NULL.
2214 (gen_variable_die): Likewise.
2215 (process_scope_var): Don't change origin.
2216 (gen_decl_die): Likewise.
2217 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2218 before adding new edges instead of after it, fix moving over
2221 2010-03-11 David S. Miller <davem@davemloft.net>
2223 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2225 * configure: Rebuild.
2227 2010-03-11 Martin Jambor <mjambor@suse.cz>
2229 PR tree-optimization/43257
2230 * tree.c (assign_assembler_name_if_neeeded): New function.
2231 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2233 * tree.h (assign_assembler_name_if_neeeded): Declare.
2234 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2235 the function if needed.
2237 2010-03-11 Chris Demetriou <cgd@google.com>
2239 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2240 include/stdint-gcc.h, and include/stdint.h world-readable.
2242 2010-03-11 Richard Guenther <rguenther@suse.de>
2244 PR tree-optimization/43255
2245 * tree-vrp.c (process_assert_insertions_for): Do not insert
2246 asserts for trivial conditions.
2248 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2250 PR tree-optimization/43280
2251 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2252 generation. Move calculation of size out of the if branch.
2253 (find_bswap): Modify compare number generation.
2255 2010-03-11 Richard Guenther <rguenther@suse.de>
2258 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2259 (input_gimple_stmt): Fixup handled component types during
2260 operand read. Also fix up decls in ADDR_EXPRs.
2262 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2264 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2265 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2267 2010-03-10 Jan Hubicka <jh@suse.cz>
2270 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2271 * varasm.c (get_variable_section): Don't do that here...
2272 (make_decl_rtl): ... and here.
2273 (do_assemble_alias): Produce decl RTL.
2274 (assemble_alias): Likewise.
2276 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2279 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2280 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2282 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2283 (based_loc_descr): Only express drap or vdrap regno based expressions
2284 using DW_OP_fbreg when not optimizing.
2285 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2286 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2287 REG_CFA_SET_VDRAP note.
2289 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2291 PR tree-optimization/43236
2292 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2293 error in calculation of base address in reverse iteration case.
2294 (generate_builtin): Take number of latch executions if the statement
2297 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2300 * tree-eh.c: Include pointer-set.h.
2301 (lower_eh_dispatch): Filter out duplicate case labels and
2302 remove the unneeded edge when the label is unused. Return
2303 true when some edges are removed.
2304 (execute_lower_eh_dispatch): When any lowering resulted in
2305 removing an edge, also delete unreachable blocks.
2307 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2310 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2311 UNSPEC_MACHOPIC_OFFSET.
2313 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2316 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2317 (m68k_delegitimize_address): New function.
2319 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2322 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2325 * var-tracking.c (adjust_sets): New function.
2326 (count_with_sets, add_with_sets): Use it.
2327 (get_adjusted_src): New inline function.
2328 (add_stores): Use it.
2331 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2332 call cselib_dummy_expand_value_rtx_cb instead of
2333 cselib_expand_value_rtx_cb.
2336 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2337 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2338 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2339 and .cfi_endproc around the pic thunks.
2340 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2341 all queued unwind info register saves are saved before the call.
2342 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2343 considered as sp-=4 for unwind info and the pop as sp+=4 which
2344 also clobbers dest, but doesn't actually restore it.
2347 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2348 RTX_FRAME_RELATED_P.
2350 2010-03-09 Jie Zhang <jie@codesourcery.com>
2352 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2353 whitespaces in output template.
2355 2010-03-09 Jie Zhang <jie@codesourcery.com>
2357 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2360 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2362 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2363 builtins.exp in a separate job.
2365 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2367 * graphite-sese-to-poly.c (add_param_constraints): Use
2368 lower_bound_in_type and upper_bound_in_type.
2370 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2372 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2373 instead of unsigned_type_node.
2375 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2376 Reza Yazdani <reza.yazdani@amd.com>
2379 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2380 on pointer type parameters.
2382 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2386 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2387 handle conversions from pointer to integers.
2388 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2389 induction variable, to be able to work with code generated by CLooG.
2390 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2391 (build_poly_scop): Bail out if we cannot codegen a loop.
2393 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2395 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2396 code generation with gloog_error.
2398 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2400 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2401 Call fold_convert on all the returned values.
2402 (expand_scalar_variables_expr): Pass to
2403 expand_scalar_variables_ssa_name the type of the resulting expression.
2405 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2407 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2408 ppl_min_for_le_pointset.
2409 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2410 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2412 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2414 * graphite-dependences.c (map_into_dep_poly): Removed.
2415 (dependence_polyhedron_1): Use combine_context_id_scat.
2417 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2419 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2420 (struct poly_bb): Same.
2421 (combine_context_id_scat): New.
2423 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2426 * sese.c (name_defined_in_loop_p): Return false for default
2429 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2431 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2432 and clean up the logic.
2434 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2436 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2439 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2441 * var-tracking.c (remove_cselib_value_chains): Define only for
2443 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2444 delete_slot_part, emit_notes_for_differences_1): Don't call
2445 remove_cselib_value_chains here.
2446 (set_slot_part, emit_notes_for_differences_2): Don't call
2447 add_cselib_value_chains here.
2448 (preserved_values): New vector.
2449 (preserve_value): New function.
2450 (add_uses, add_stores, vt_add_function_parameters): Use it
2451 instead of cselib_preserve_value.
2452 (changed_values_stack): New vector.
2453 (check_changed_vars_0): New function.
2454 (check_changed_vars_1, check_changed_vars_2): Use it.
2455 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2456 changed_values_stack VALUEs.
2457 (vt_emit_notes): For all preserved_values call
2458 add_cselib_value_chains. If ENABLE_CHECKING call
2459 remove_cselib_value_chains before verifying value_chains is empty.
2460 Initialize and free changed_values_stack.
2461 (vt_initialize): Initialize preserved_values.
2462 (vt_finalize): Free preserved_values.
2464 2010-03-08 Richard Guenther <rguenther@suse.de>
2466 PR tree-optimization/43269
2467 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2470 2010-03-08 Martin Jambor <mjambor@suse.cz>
2472 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2473 (ipa_is_param_called): Removed.
2474 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2475 (ipa_print_node_params): Do not print the called flag.
2476 (ipa_write_node_info): Do not stream the called flag.
2477 (ipa_read_node_info): Likewise.
2479 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2482 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2483 * cselib.c (struct expand_value_data): Add dummy field.
2484 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2486 (cselib_dummy_expand_value_rtx_cb): New function.
2487 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2489 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2490 * var-tracking.c: Include pointer-set.h.
2491 (variable): Change n_var_parts to char from int. Add
2492 cur_loc_changed and in_changed_variables fields.
2493 (variable_canonicalize): Remove.
2494 (shared_var_p): New inline function.
2495 (unshare_variable): Maintain cur_loc_changed and
2496 in_changed_variables fields. If var was in changed_variables,
2497 replace it there with new_var. Just copy cur_loc instead of
2498 resetting it to something else.
2499 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2500 (dataflow_set_union): Don't call variable_canonicalize.
2501 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2502 of their DEBUG_EXPR_TREE_DECLs.
2503 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2504 and in_changed_variables and cur_loc_changed is false.
2505 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2506 and cur_loc_changed. Don't update cur_loc here.
2507 (variable_merge_over_src): Don't call variable_canonicalize.
2508 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2509 removing loc that is equal to cur_loc, clear cur_loc,
2510 set cur_loc_changed and ensure variable_was_changed is called.
2511 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2512 compare pointers in cur_loc check, if it is equal to loc,
2513 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2514 (variable_different_p): Remove compare_current_location argument,
2515 don't compare cur_loc.
2516 (dataflow_set_different_1): Adjust variable_different_p caller.
2517 (variable_was_changed): If dv had some var in changed_variables
2518 already, reset in_changed_variables flag for it and propagate
2519 cur_loc_changed over to the new variable. On empty var
2520 always set cur_loc_changed. Set in_changed_variables on whatever
2521 var is added to changed_variables.
2522 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2523 Use shared_var_p. When removing loc that is equal to cur_loc,
2524 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2525 end, don't set it to something else, just call variable_was_changed.
2526 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2527 loc being removed, clear cur_loc and set cur_loc_changed.
2528 Set cur_loc_changed if all locations have been removed.
2529 (struct expand_loc_callback_data): New type.
2530 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2531 allocated. Always create SUBREGs if simplify_subreg failed.
2532 Prefer to use cur_loc, when that fails and still in
2533 changed_variables (and seen first time) recompute it. Set
2534 cur_loc_changed of variables which had to change cur_loc and
2535 compute elcd->cur_loc_changed if any of the subexpressions used
2536 had to change cur_loc.
2537 (vt_expand_loc): Adjust to pass arguments in
2538 expand_loc_callback_data structure.
2539 (vt_expand_loc_dummy): New function.
2540 (emitted_notes): New variable.
2541 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2542 that weren't used for any other decl in current
2543 emit_notes_for_changes call call vt_expand_loc_dummy to update
2544 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2545 first loc_chain location if NULL before. Always use just
2546 cur_loc instead of first loc_chain location. When cur_loc_changed
2547 is false, when not --enable-checking=rtl just don't emit any note.
2548 When rtl checking, compute the note and assert it is the same
2549 as previous note. Clear cur_loc_changed and in_changed_variables
2550 at the end before removing from changed_variables.
2551 (check_changed_vars_3): New function.
2552 (emit_notes_for_changes): Traverse changed_vars to call
2553 check_changed_vars_3 on each changed var.
2554 (emit_notes_for_differences_1): Clear cur_loc_changed and
2555 in_changed_variables. Recompute cur_loc of new_var.
2556 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2557 (vt_emit_notes): Initialize and destroy emitted_notes.
2559 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2561 PR rtl-optimization/42220
2562 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2563 Use verify_reg_tracked to determine if we should use OP_OUT rather
2565 (build_def_use): If we see an in-out operand for a register that we
2566 know nothing about, treat is an output if possible, fail the block if
2569 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2572 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2575 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2578 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2579 uses of relevant DEFs that are dead outside the loop too.
2581 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2583 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2585 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2587 * var-tracking.c (values_to_unmark): New variable.
2588 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2589 values_to_unmark vector. Moved body to...
2590 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2591 instead queue it into values_to_unmark vector.
2592 (vt_find_locations): Free values_to_unmark vector.
2594 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2596 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2597 (site.exp): Export them when plugins are enabled.
2599 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2602 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2604 (chrec_fold_multiply): Same.
2606 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2609 * c-decl.c (build_compound_literal): Return early if init is
2612 2010-03-04 Martin Jambor <mjambor@suse.cz>
2614 PR tree-optimization/43164
2615 PR tree-optimization/43191
2616 * tree-sra.c (type_consists_of_records_p): Reject records with
2617 zero-size bit-fields at the end.
2619 2010-03-04 Mike Stump <mikestump@comcast.net>
2621 * Makefile.in (TAGS): Remove *.y.
2623 2010-03-04 Richard Guenther <rguenther@suse.de>
2625 PR tree-optimization/40761
2626 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2628 (my_rev_post_order_compute): New function.
2629 (init_pre): Call it.
2631 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2634 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2635 decrease the cost of an IV candidate when the cost is infinite.
2637 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2639 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2640 Use '3DNow!' for the extension of that name, ensure normal space
2642 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2644 2010-03-03 Jeff Law <law@redhat.com>
2646 * PR middle-end/32693
2647 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2648 than gen_rtx_SUBREG.
2649 (extract_bit_field_1): Likewise.
2651 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2653 * doc/sourcebuild.texi (Test directives): Document that arguments
2654 include-opts and exclude-opts are now optional for dg-skip-if,
2655 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2657 2010-03-03 Jason Merrill <jason@redhat.com>
2660 * cgraph.h (varpool_node): Add extra_name field.
2661 * varpool.c (varpool_extra_name_alias): New.
2662 (varpool_assemble_decl): Emit extra name aliases.
2663 (varpool_mark_needed_node): Look past an extra name alias.
2664 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2665 * lto-streamer-in.c (lto_input_tree): Read it.
2666 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2668 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2670 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2671 (sparc*-*-solaris2*): ...this.
2673 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2676 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2677 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2678 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2679 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2682 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2683 fallthrough to default handling, just with want_address 0 instead of 2.
2684 For single element lists, add_AT_loc directly, otherwise create an
2685 artificial variable DIE and stick location list to it.
2688 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2689 (VAL_EXPR_HAS_REVERSE): Define.
2690 (reverse_op): New function.
2691 (add_stores): For reversible operations add an extra MO_VAL_USE.
2693 2010-03-02 Jason Merrill <jason@redhat.com>
2695 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2697 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2699 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2700 (sparc64-*-linux*): Likewise.
2701 (sparc64-*-solaris2*): Include assembler files before linker ones.
2702 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2703 * config/sparc/gas.h: Delete.
2704 * config/sparc/sol2-64.h: Add copyright notice.
2705 * config/sparc/sol2-gas-bi.h: Likewise.
2706 * config/sparc/sol2-gld.h: Likewise.
2707 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2708 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2709 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2710 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2711 (sparc_elf_asm_named_section): Rename into...
2712 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2714 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2716 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2718 2010-03-02 Jeff Law <law@redhat.com>
2721 * reload1.c (rtx_p, substitute_stack): Declare.
2722 (substitute): Record addresses of changed rtxs.
2723 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2724 Restore the original rtx when complete.
2725 (reload): Free subsitute_stack when complete.
2727 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2729 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2730 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2732 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2733 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2734 Torture Tests): Change from subsection to section.
2736 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2737 Steven Bosscher <steven@gcc.gnu.org>
2739 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2742 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2745 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2746 the assignment from the new induction variable to the assignment
2747 of the value from the original loop PHI function.
2749 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2750 Daniel Jacobowitz <dan@codesourcery.com>
2752 * doc/sourcebuild.texi (Test directives): Clarify options to
2755 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2757 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2758 Disable cfi directives unless GCC and gas agree on using read-only
2759 .eh_frame sections for 64-bit.
2760 * configure: Regenerate.
2762 2010-03-01 Richard Guenther <rguenther@suse.de>
2764 PR tree-optimization/43220
2765 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2766 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2768 2010-03-01 Richard Guenther <rguenther@suse.de>
2769 Martin Jambor <mjambor@suse.cz>
2772 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2773 gimplified parameters.
2775 2010-03-01 Christian Bruel <christian.bruel@st.com>
2777 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2779 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2781 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2783 2010-03-01 Richard Guenther <rguenther@suse.de>
2786 * expr.c (expand_assignment): Use the alias-oracle to tell
2787 if the rhs aliases the result decl.
2789 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2792 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2793 to sol_gt_pch_get_address.
2794 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2795 64-bit, SPARC and x86.
2796 (sol_gt_pch_get_address): New function.
2798 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2800 * toplev.h (inform_n, error_n): Declare.
2801 * diagnostic.c (inform_n, error_n): New function.
2803 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2805 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2806 has no rtl yet when processing local_decls, queue it and recheck
2807 if deferred stack allocation hasn't assigned it rtl.
2809 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2811 * config/sh/sh.c (unspec_bbr_uid): New.
2812 (gen_block_redirect): Use it instead of INSN_UID.
2813 (gen_far_branch): Likewise.
2815 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2817 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2818 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2820 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2822 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2823 (Warning Options): -Wno-conversion-null is valid for
2824 Objective-C++ as well.
2825 * doc/tm.texi (Named Address Spaces): Likewise.
2826 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2827 * doc/tree-ssa.texi (Tree SSA): Likewise.
2829 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2832 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2833 by default. Don't set the default arch for
2834 i[34567]86-*-darwin*|x86_64-*-darwin*.
2836 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2839 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2840 default. Set the default 32bit/64bit archs with $with_arch
2841 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2843 2010-02-27 Richard Guenther <rguenther@suse.de>
2845 PR tree-optimization/43186
2846 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2847 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2848 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2849 unroller iterations.
2851 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2853 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2854 required and i[34567]86-*-* targets don't support 64bit ISA.
2856 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2859 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2862 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2864 * config.gcc: Set the default arch at least to Prescott for
2865 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2866 if SSE math is enabled.
2868 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2870 * diagnostic.c (diagnostic_initialize): Update.
2871 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2873 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2874 (diagnostic_inhibit_notes): New.
2875 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2877 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2880 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2881 * doc/standards.texi: Likewise.
2882 * doc/extend.texi: Likewise.
2883 * doc/trouble.texi: Likewise.
2884 * doc/cppopts.texi: Likewise.
2885 * doc/install.texi: Likewise.
2886 * c.opt (std=c90,std=gnu90): New options.
2887 * c-opts.c (c_common_handle_option): Handle them.
2889 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2892 * c-decl.c (undeclared_variable): Use an informative note.
2894 2010-02-26 Richard Guenther <rguenther@suse.de>
2896 PR tree-optimization/43186
2897 * gimple.h (gimple_fold): Remove.
2898 * gimple.c (gimple_fold): Remove. Inline into single user ...
2899 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2900 Try harder for conditions.
2902 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2905 * function.c (used_types_insert): Don't skip through named pointer
2906 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2907 and it is different from the main variant's type.
2909 2010-02-26 Nick Clifton <nickc@redhat.com>
2911 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2913 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2915 * config.gcc: Support --with-fpmath=sse for x86.
2917 * config/i386/ssemath.h: New.
2919 * doc/install.texi (--with-fpmath=sse): Documented.
2921 2010-02-26 Richard Guenther <rguenther@suse.de>
2923 PR tree-optimization/43188
2924 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2925 vector types of over-aligned element type.
2927 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2930 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2931 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2933 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2935 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2937 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2939 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2940 * var-tracking.c: Include diagnostic.h.
2941 (debug_dv): New function.
2942 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2945 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2946 (add_value_chain, add_value_chains, remove_value_chain,
2947 remove_value_chains): Handle DEBUG_EXPRs.
2948 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2951 * regcprop.c (struct queued_debug_insn_change): New type.
2952 (struct value_data_entry): Add debug_insn_changes field.
2953 (struct value_data): Add n_debug_insn_changes field.
2954 (debug_insn_changes_pool): New variable.
2955 (free_debug_insn_changes, apply_debug_insn_changes,
2956 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2957 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2958 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2960 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2962 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2963 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2964 changes, call cprop_find_used_regs via note_stores.
2965 (copyprop_hardreg_forward): When copying vd from predecessor
2966 which has any queued DEBUG_INSN changes, make sure the pointers are
2967 cleared. At the end call df_analyze and then if there are any
2968 DEBUG_INSN changes queued at the end of some basic block for still
2969 live registers, apply them.
2970 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2972 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2974 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2977 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2979 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2980 targets. Set the default with_cpu/with_arch from arch/cpu.
2981 Allow x86-64 and native for with_cpu/with_arch.
2983 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2985 * ebitmap.c: Change calls to verify_popcount with calls to
2986 sbitmap_verify_popcount.
2987 (ebitmap_clear_bit): Fixed map->cacheindex test and
2988 map>cache update when bit clearing results in an empty
2991 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2994 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2995 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2996 and support both V2DF and V2DI modes.
2997 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2998 support both V2DF and V2DI modes.
2999 (general): Delete trailing whitespace from a few patterns.
3001 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3002 V2DF/V2DI interleave high/low builtins.
3004 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3007 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3008 interleave high/low functions.
3010 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3012 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3013 #pragma extern_prefix.
3015 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3018 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3019 BLKmode, assert op0 is a MEM and just adjust its mode.
3022 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3023 if bitpos isn't multiple of mode's bitsize.
3025 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3027 * c.opt (-ftemplate-depth=): New.
3028 (-ftemplate-depth-): Deprecate.
3029 * optc-gen.awk: Handle -ftemplate-depth=.
3030 * opth-gen.awk: Likewise.
3031 * c-opts.c (c_common_handle_option): Likewise.
3032 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3034 2010-02-24 Jason Merrill <jason@redhat.com>
3036 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3038 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3040 * cfg.c (alloc_aux_for_block): Remove inline.
3041 (alloc_aux_for_edge): Likewise.
3043 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3045 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3047 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3049 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3050 * config/i386/sol2-gas.h: New file.
3051 * config.gcc (i[34567]86-*-solaris2*): Use it.
3053 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3056 * c-typeck.c (ep_convert_and_check): New.
3057 (build_conditional_expr): Use it.
3058 (build_binary_op): Likewise.
3060 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3062 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3065 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3066 bounds even for -O+.
3067 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3068 expr needs to have DECL_NAME set.
3070 2010-02-24 Nick Clifton <nickc@redhat.com>
3072 * config/mep/mep.c: Include gimple.h.
3073 (mep_function_uses_sp): Delete unused function.
3074 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3075 parameters. Use unsigned integers to count args. Return a
3076 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3078 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3081 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3082 greater or equal to nelt instead of 2 * nelt.
3083 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3086 2010-02-23 Jason Merrill <jason@redhat.com>
3089 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3090 in cfun->local_decls even if they have register types.
3093 * stor-layout.c (place_field): Don't warn about unnecessary
3094 DECL_PACKED if the type is packed.
3096 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3099 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3100 GOTOFF relocs, even when the base reg isn't pic pointer.
3102 2010-02-23 Michael Matz <matz@suse.de>
3105 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3106 (expand_gimple_basic_block): Generate and use debug temps if there
3107 are debug uses left after the last real use of TERed ssa names.
3108 Unlink debug immediate uses when they are expanded.
3110 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3113 * config/i386/i386.c (override_options): Reorganise to provide
3114 better error messages.
3116 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3119 * graphite-scop-detection.c (create_single_exit_edge): Move
3120 the call to find_single_exit_edge to....
3121 (create_sese_edges): ...here. Don't handle multiple edges
3122 exiting the function.
3123 (build_graphite_scops): Don't handle multiple edges
3124 exiting the function.
3126 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3129 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3130 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3132 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3135 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3137 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3140 * c-typeck.c (convert_arguments): Print declaration location.
3141 * c-common.c (validate_nargs): Rename as
3142 builtin_function_validate_nargs.
3143 (check_builtin_function_arguments): Update.
3145 2010-02-22 Richard Guenther <rguenther@suse.de>
3148 * tree-inline.c (declare_return_variable): Use the type of
3149 the call stmt lhs if available.
3151 2010-02-22 Duncan Sands <baldrick@free.fr>
3153 * passes.c (register_pass): Always consider all pass lists when
3154 ref_pass_instance_number is zero.
3156 2010-02-22 Richard Guenther <rguenther@suse.de>
3158 PR tree-optimization/42749
3159 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3160 parameter. Do arithmetic in the original type.
3161 (update_accumulator_with_ops): Likewise.
3162 (adjust_accumulator_values): Adjust.
3164 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3166 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3167 (QI to BLKmode splitter): New splitter.
3169 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3171 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3172 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3174 2010-02-22 Richard Guenther <rguenther@suse.de>
3176 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3178 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3180 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3181 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3182 ($(T)crti.o, $(T)crtn.o): Remove rules.
3184 2010-02-21 Tobias Burnus <burnus@net-b.de>
3187 * doc/invoke.texi (-fassociative-math): Document that this
3188 option is automatically enabled for Fortran.
3190 2010-02-20 David S. Miller <davem@davemloft.net>
3192 * configure.ac: Test if linker and assembler properly support
3193 GOTDATA_OP relocations.
3194 * configure: Rebuild.
3195 * config.in: Likewise.
3196 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3197 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3198 (movsi_high_pic): Likewise.
3199 (movdi_lo_sum_pic): Likewise.
3200 (movdi_high_pic): Likewise.
3201 (movsi_pic_gotdata_op): New pattern.
3202 (movdi_pic_gotdata_op): Likewise.
3203 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3204 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3206 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3209 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3210 attribute to ssemul.
3211 (xop_mulv2div2di3_high): Ditto.
3213 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3216 * c.opt (Wconversion-null): New option.
3217 * doc/invoke.texi (Wconversion-null): Document.
3219 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3221 * common.opt (Wlarger-than-): Add Undocumented.
3223 2010-02-19 Mike Stump <mikestump@comcast.net>
3225 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3227 2010-02-19 Jason Merrill <jason@redhat.com>
3230 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3231 * configure: Likewise.
3233 2010-02-20 Alan Modra <amodra@gmail.com>
3236 * cgraph.h (cgraph_make_decl_local): Declare.
3237 * cgraph.c (cgraph_make_decl_local): New function.
3238 (cgraph_make_node_local): Use it.
3239 * cgraphunit.c (cgraph_function_versioning): Likewise.
3240 * ipa.c (function_and_variable_visibility): Likewise.
3242 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3245 * except.c (sjlj_emit_function_enter): Don't call
3246 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3248 * rtl.h (add_reg_br_prob_note): Remove prototype.
3250 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3253 * c-common.c (conversion_warning): Remove widening conversions
3254 before checking the conversion of integers to reals.
3256 2010-02-19 Mike Stump <mikestump@comcast.net>
3259 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3262 * cgraphunit.c (process_function_and_variable_attributes): Check
3263 DECL_PRESERVE_P instead of looking up attribute "used".
3264 * ipa-pure-const.c (check_decl): Likewise.
3265 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3266 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3267 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3268 instead of attribute "used".
3269 * config/sol2-c.c (solaris_pragma_init): Likewise.
3270 (solaris_pragma_fini): Likewise.
3272 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3274 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3275 Use XCNEW instead of xcalloc.
3276 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3277 XNEW instead of xmalloc.
3278 (get_fields): Use XNEWVEC instead of xmalloc.
3281 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3282 populate vars array.
3283 (create_new_general_access): For debug stmts just reset value.
3284 (get_stmt_accesses): For accesses within debug stmts just record them
3285 using add_access_to_acc_sites instead of preventing the peeling or
3286 counting them as accesses.
3289 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3291 2010-02-19 Richard Guenther <rguenther@suse.de>
3293 PR tree-optimization/42916
3294 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3297 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3299 * configure.ac: Replace all uses of changequote in macro arguments
3300 with proper quoting.
3302 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3305 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3307 2010-02-19 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/42944
3310 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3311 test for aliasing with errno.
3313 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3316 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3317 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3318 * dojump.c: Include output.h.
3319 (inv): New inline function.
3320 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3321 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3322 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3323 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3324 argument, pass it down to other calls.
3325 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3326 add REG_BR_PROB note to the conditional jump.
3327 * cfgexpand.c (add_reg_br_prob_note): Removed.
3328 (expand_gimple_cond): Don't call it, add the probability
3329 as last argument to jumpif_1/jumpifnot_1.
3330 * Makefile.in (dojump.o): Depend on output.h.
3331 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3333 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3334 * stmt.c (do_jump_if_equal): Likewise.
3335 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3336 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3337 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3339 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3340 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3341 jumpifnot_1 callers.
3342 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3344 (store_expr): Adjust jumpifnot caller.
3345 (store_constructor): Adjust jumpif caller.
3348 * gimplify.c (gimple_boolify): For __builtin_expect call
3349 gimple_boolify also on its first argument.
3351 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3353 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3355 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3356 * configure: Regenerated.
3358 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3360 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3361 lang_hooks.types_compatible_p instead of comptypes.
3363 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3365 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3366 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3367 if __prefer_thumb__ is defined.
3369 2010-02-18 Martin Jambor <mjambor@suse.cz>
3371 PR tree-optimization/43066
3372 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3373 array with zero-sized element type.
3375 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3377 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3378 rtx, allocate struct var_loc_node here and return it to the
3379 caller, and only if it is actually needed.
3380 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3381 move it earlier and return immediately if it returns NULL.
3383 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3385 * config/sparc/gas.h: New file. Restore
3386 TARGET_ASM_NAMED_SECTION to its ELF default.
3387 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3389 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3390 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3391 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3392 after sparc/sysv4.h.
3394 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3396 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3398 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3400 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3401 patterns from predicated pattern.
3403 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3406 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3407 for insn mnemonic suffix.
3409 2010-02-17 Richard Guenther <rguenther@suse.de>
3411 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3414 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3417 * caller-save.c (save_call_clobbered_regs): If BB ends with
3418 a DEBUG_INSN, move any notes in between last real insn and the last
3419 DEBUG_INSN after the last DEBUG_INSN.
3421 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3423 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3424 Fix return type. Fix argument type. Explain meaning of return value.
3426 2010-02-16 Richard Guenther <rguenther@suse.de>
3428 PR tree-optimization/41043
3429 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3430 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3432 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3434 2010-02-16 Ira Rosen <irar@il.ibm.com>
3436 PR tree-optimization/43074
3437 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3438 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3439 vectorizable cycles in hybrid SLP check.
3440 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3442 2010-02-16 Richard Guenther <rguenther@suse.de>
3444 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3445 (true_dependence): If memrefs_conflict_p computes must-alias
3446 trust it. Move TBAA check after offset-based disambiguation.
3447 (canon_true_dependence): Likewise.
3449 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3451 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3452 * doc/invoke.texi: Document it.
3453 * var-tracking.c: Include toplev.h and params.h.
3454 (vt_find_locations): Return bool indicating success. Compute
3455 hash sizes unconditionally. Check new parameter, report.
3456 (variable_tracking_main_1): Check vt_find_locations results and
3457 retry. Renamed from...
3458 (variable_tracking_main): ... this. New wrapper to preserve
3459 flag_var_tracking_assignments.
3460 * Makefile.in (var-tracking.o): Adjust dependencies.
3462 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3463 Jakub Jelinek <jakub@redhat.com>
3466 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3467 if weak_import attribute is present.
3468 * config/darwin.c (machopic_select_section): Likewise.
3470 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3472 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3473 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3474 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3475 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3477 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3479 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3482 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3483 Rewrite text to refer to the names.
3485 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3487 * config/i386/i386-builtin-types.def
3488 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3489 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3490 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3491 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3492 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3493 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3494 IX86_BUILTIN_VPERMIL2PS256.
3495 (MULTI_ARG_4_DF2_DI_I): Defined.
3496 (MULTI_ARG_4_DF2_DI_I1): Defined.
3497 (MULTI_ARG_4_SF2_SI_I): Defined.
3498 (MULTI_ARG_4_SF2_SI_I1): Defined.
3499 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3500 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3501 __builtin_ia32_vpermil2ps256.
3502 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3503 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3504 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3505 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3506 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3507 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3508 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3509 CODE_FOR_xop_vpermil2v8sf3.
3510 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3511 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3512 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3513 (_mm256_permute2_pd): New.
3514 (_mm_permute2_ps): New.
3515 (_mm256_permute2_ps): New.
3517 2010-02-15 Nick Clifton <nickc@redhat.com>
3519 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
3520 boolean parameters. Use emit_jump_insn when emitting a pop
3521 instruction containing a return insn.
3522 (push): Use 'true' rather than '1' as second parameter to F.
3523 (h8300_expand_prologue): Likewise.
3524 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3525 (h8300_expand_epilogue): Likewise.
3527 2010-02-15 Richard Guenther <rguenther@suse.de>
3530 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3533 2010-02-15 Nick Clifton <nickc@redhat.com>
3535 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3538 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3540 * intl.c (fake_ngettext): New function.
3541 * intl.h (fake_ngettext): Declare.
3542 (ngettext): Define macro.
3543 * collect2.c (notice_translated): New function.
3544 (main): Use notice_translated and ngettext.
3545 * collect2.h (notice_translated): Declare.
3547 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3549 * reorg.c (delete_computation): Comment fixes.
3550 * caller-save.c (setup_save_areas): Idem.
3551 * sel-sched-dump.c (dump_lv_set): Idem.
3554 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3556 * config/s390/s390.c (s390_sched_init): New function.
3557 (TARGET_SCHED_INIT): Target hook defined.
3559 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3560 Jack Howarth <howarth@bromo.med.uc.edu>
3561 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3564 Partial revert of unintended change in fix for PR41605.
3565 * config/darwin.h: Fix typo.
3566 * config/darwin9.h: Same.
3568 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3570 * c-pch.c (pch_init): Clear v.
3572 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3575 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3576 graphite_can_represent_init for MULT_EXPR.
3578 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3582 * graphite-sese-to-poly.c (remove_phi): New.
3583 (translate_scalar_reduction_to_array): Call remove_phi.
3585 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3588 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3589 * graphite-clast-to-gimple.h (gloog): Update declaration.
3590 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3591 * graphite-poly.h (struct poly_bb): Add missing comments.
3592 (struct scop): Add poly_scop_p field.
3594 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3595 * graphite.c (graphite_transform_loops): Build the polyhedral
3596 representation for each scop before code generation.
3597 * sese.c (rename_variables_in_operand): Removed.
3598 (rename_variables_in_expr): Return the renamed expression.
3599 (rename_sese_parameters): New.
3600 * sese.h (rename_sese_parameters): Declared.
3602 2010-02-11 Richard Guenther <rguenther@suse.de>
3604 PR tree-optimization/42998
3605 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3606 POINTER_PLUS_EXPR properly.
3608 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3609 Changpeng Fang <changpeng.fang@amd.com>
3612 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3613 the cost of an IV candidate when the IV is used in a test against zero.
3615 * gcc.dg/tree-ssa/ivopts-3.c: New.
3617 2010-02-11 Richard Guenther <rguenther@suse.de>
3620 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3621 pointer-vs-decl case by swapping refs. Handle some cases
3622 of pointer-vs-decl disambiguations more conservatively.
3623 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3624 to false after expanding.
3626 2010-02-11 Richard Guenther <rguenther@suse.de>
3629 * gcc.c (process_command): Handle LTO file@offset case more
3632 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3634 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3635 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3637 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3639 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3640 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3641 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3642 Optimize eq/ne comparisons when both arguments are known to be
3644 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3645 Don't mask operands unnecessarily if they are known to be already
3648 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3650 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3653 2010-02-10 Richard Guenther <rguenther@suse.de>
3655 PR tree-optimization/43017
3656 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3657 for wrapping signed arithmetic.
3659 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3662 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3663 if no debug info should be emitted for it.
3665 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3667 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3668 note when flag_exceptions is set.
3670 2010-02-10 Duncan Sands <baldrick@free.fr>
3672 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3674 2010-02-10 Richard Guenther <rguenther@suse.de>
3677 * tree.c (get_unwidened): Handle constants.
3678 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3680 2010-02-10 Martin Jambor <mjambor@suse.cz>
3683 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3684 check for variable argument counts independently.
3686 2010-02-10 Christian Bruel <christian.bruel@st.com>
3689 * config/sh/sh.c (find_barrier): Increase length for non delayed
3690 conditional branches.
3692 2010-02-10 Christian Bruel <christian.bruel@st.com>
3694 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3696 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3698 * builtins.c (set_builtin_user_assembler_name): Also handle
3699 ffs if int is smaller than word.
3701 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3704 * ira-conflicts.c (get_dup): Remove.
3705 (process_reg_shuffles): Add new parameter. Use it as an
3706 additional guard for copy generation.
3707 (add_insn_allocno_copies): Rewrite.
3709 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3711 * common.opt (fsched2-use-traces): Preserved for backward
3713 * doc/invoke.texi: Remove the documentation about option
3714 -fsched2-use-traces.
3715 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3716 flag_sched2_use_traces.
3717 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3718 the backward compatibility flag section.
3720 2010-02-09 Richard Guenther <rguenther@suse.de>
3722 PR tree-optimization/43008
3723 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3724 make HEAP variables initialized from global memory if they
3725 are not known builtin functions.
3726 (find_func_aliases): Adjust.
3728 2010-02-09 Richard Guenther <rguenther@suse.de>
3730 PR tree-optimization/43000
3731 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3732 arithmetic manually.
3734 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3736 PR tree-optimization/42931
3737 * tree-loop-linear.c (try_interchange_loops): Don't call
3738 double_int_mul if estimated_loop_iterations failed.
3740 2010-02-08 Martin Jambor <mjambor@suse.cz>
3743 * tree-sra.c (build_accesses_from_assign): Do not mark in
3744 should_scalarize_away_bitmap if stmt has volatile ops.
3745 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3748 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3750 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3752 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3754 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3757 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3760 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3762 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3765 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3766 to unknown_dependence.
3767 (graphite_legal_transform_dr): Handle the unknown_dependence.
3768 (graphite_carried_dependence_level_k): Same.
3770 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3772 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3774 2010-02-07 Richard Guenther <rguenther@suse.de>
3777 * expr.c (get_inner_reference): Always initialize *pbitsize.
3779 2010-02-07 Richard Guenther <rguenther@suse.de>
3782 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3783 new ARRAY_REFs on variable size element or minimal index arrays.
3785 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3786 gimple_fold_indirect_ref.
3788 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3791 * arm.c (arm_override_options): Just return if the user has specified
3792 an invalid fpu name.
3794 2010-02-03 Jason Merrill <jason@redhat.com>
3797 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3798 i386_pe_maybe_record_exported_symbol.
3800 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3803 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3804 (pa_delegitimize_address): New function.
3806 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3808 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3809 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3811 2010-02-05 Richard Guenther <rguenther@suse.de>
3814 * lto-streamer-in.c (get_resolution): Deal with references
3815 to undefined functions.
3817 2010-02-05 Richard Guenther <rguenther@suse.de>
3819 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3820 (fold_const_aggregate_ref): Likewise.
3821 (ccp_fold_stmt): Substitute loads.
3822 (maybe_fold_reference): Verify types before substituting.
3824 (fold_gimple_assign): Unshare properly.
3825 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3827 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3829 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3830 for rs6000_gen_cell_microcode.
3832 2010-02-04 Richard Guenther <rguenther@suse.de>
3834 PR rtl-optimization/42952
3835 * dse.c (const_or_frame_p): Remove MEM handling.
3837 2010-02-04 Nick Clifton <nickc@redhat.com>
3839 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3840 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3841 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3842 (mn10300_asm_output_mi_thunk): New function.
3843 (mn10300_can_output_mu_thunk): New function.
3844 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3845 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3846 (FUNCTION_ARG): Delete incorrect comment.
3848 2010-02-03 Jason Merrill <jason@redhat.com>
3851 * fold-const.c (operand_equal_p): Handle erroneous types.
3853 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3855 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3857 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3859 PR rtl-optimization/42941
3860 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3863 2010-02-03 Jason Merrill <jason@redhat.com>
3866 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3868 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3871 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3872 (cselib_reset_table): Renamed from...
3873 (cselib_reset_table_with_next_value): ... this.
3874 (cselib_get_next_uid): Renamed from...
3875 (cselib_get_next_unknown_value): ... this.
3876 * cselib.c (next_uid): Renamed from...
3877 (next_unknown_value): ... this.
3878 (cselib_clear_table): Adjust.
3879 (cselib_reset_table): Adjust. Renamed from...
3880 (cselib_reset_table_with_next_value): ... this.
3881 (cselib_get_next_uid): Adjust. Renamed from...
3882 (cselib_get_next_unknown_value): ... this.
3883 (get_value_hash): Use hash.
3884 (cselib_hash_rtx): Likewise.
3885 (new_cselib_val): Adjust. Set and dump uid.
3886 (cselib_lookup_mem): Pass next_uid as hash.
3887 (cselib_subst_to_values): Likewise.
3888 (cselib_log_lookup): Dump uid.
3889 (cselib_lookup): Pass next_uid as hash. Adjust.
3890 (cselib_process_insn): Adjust.
3891 (cselib_init): Initialize next_uid.
3892 (cselib_finish): Adjust.
3893 (dump_cselib_table): Likewise.
3894 * dse.c (canon_address): Dump value uid.
3895 * print-rtl.c (print_rtx): Print value uid.
3896 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3898 (dv_uid): New function, sort of renamed from...
3899 (dv_htab_hash): ... this, reimplemented in terms of it and...
3900 (dv_uid2hash): ... this. New.
3901 (variable_htab_eq): Drop excess assertions.
3902 (tie_break_pointers): Removed.
3903 (canon_value_cmp): Compare uids.
3904 (variable_post_merge_New_vals): Print uids.
3905 (vt_add_function_parameters): Adjust.
3906 (vt_initialize): Reset table. Adjust.
3908 2010-02-03 Richard Guenther <rguenther@suse.de>
3910 PR tree-optimization/42944
3911 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3912 (call_may_clobber_ref_p_1): Likewise. Properly handle
3913 malloc and calloc clobbering errno.
3915 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3917 * doc/invoke.texi: Fix name of sched1 dump.
3919 * opts.c (decode_options): Set flag_tree_switch_conversion
3920 only conditionally on optimize >= 2.
3922 * gcse.c: Assorted comment fixes in pass description.
3924 2010-02-03 Anthony Green <green@moxielogic.com>
3926 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3927 nop padding in order to maintain alignment of storage location of
3928 target function address.
3929 (moxie_trampoline_init): Store target function address at newly
3931 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3933 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3935 2010-02-03 Richard Guenther <rguenther@suse.de>
3938 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3940 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3942 * config.gcc: Reenable check for obsolete targets.
3943 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3944 mips-sgi-irix6.[0-4]*.
3946 2010-02-02 Nick Clifton <nickc@redhat.com>
3948 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3949 constant size of 4 as being the same as 0.
3950 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3951 can take values in the range 0..4.
3953 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3956 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3957 as _darwin10_Unwind_FindEnclosingFunction().
3958 * libgcc-libsystem.ver: New.
3960 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3963 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3964 implicitly set registers.
3966 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3968 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3969 (arm_override_options): Allow automatic selection of the thread
3970 pointer register if thumb2.
3971 (legitimize_pic_address): Improve code sequences for Thumb2.
3972 (arm_call_tls_get_addr): Likewise.
3973 (legitimize_tls_address): Likewise.
3974 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3975 (pic_load_addr_32bit): ... this. New named pattern.
3976 * thumb2.md (pic_load_addr_thumb2): Delete.
3977 (pic_load_dot_plus_four): Delete.
3978 (tls_load_dot_plus_four): New named pattern.
3980 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3983 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3984 Document fix for TLS bug.
3986 2010-01-31 Richard Guenther <rguenther@suse.de>
3988 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3989 conservatively correct.
3991 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3995 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3997 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3999 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4001 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4003 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4005 * config.gcc: Adjust order of makefile fragments for mingw targets.
4007 2010-01-31 Richard Guenther <rguenther@suse.de>
4010 * gimplify.c (gimplify_init_constructor): For volatile LHS
4011 initialize a temporary.
4013 2010-01-31 Matthias Klose <doko@ubuntu.com>
4015 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4017 * configure: Regenerate.
4019 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4021 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4022 the same alias set and their sizes different constantness.
4023 (aliasing_component_refs_p): Revert 2009-10-24 change.
4025 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4027 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4030 2010-01-29 Richard Guenther <rguenther@suse.de>
4032 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4033 Assert we successfully updated the call.
4035 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4037 PR rtl-optimization/42889
4038 * df.h (df_set_bb_dirty_nonlr): New prototype.
4039 * df-core.c (df_set_bb_dirty_nonlr): New function.
4040 * df-scan.c (df_insn_rescan): Call it instead of
4041 df_set_bb_dirty for DEBUG_INSNs.
4043 2010-01-29 Richard Guenther <rguenther@suse.de>
4046 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4047 quadratic behavior in most cases.
4049 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4052 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4053 in the call to gen_x86_movsicc_0_m1.
4055 2010-01-28 Richard Guenther <rguenther@suse.de>
4057 PR tree-optimization/42871
4058 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4060 2010-01-28 Richard Guenther <rguenther@suse.de>
4062 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4063 into call arguments.
4065 2010-01-28 Richard Guenther <rguenther@suse.de>
4068 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4069 the forwarder if the destination is an EH landing pad.
4071 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4073 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4074 block list passed to gimple_duplicate_sese_tail.
4075 (parallelize_loops): Avoid parallelization when the function
4077 Avoid parallelization when the preheader is IRREDUCIBLE.
4078 Try to optimize when estimated_loop_iterations_int is unresolved.
4079 Add the loop's location to the dump file.
4080 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4081 (gimple_duplicate_sese_tail): Remove the check for the latch.
4082 Redirect nexits to the exit block.
4083 Remove handling of the incoming edges to the latch.
4084 Redirect the backedge from the copied latch to the exit bb.
4086 2010-01-28 Michael Matz <matz@suse.de>
4089 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4090 Wrap force_reg into a sequence, emit it before user.
4092 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4094 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4096 (arm_legacy_rev): Likewise.
4097 (thumb_legacy_rev): Likewise.
4099 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4101 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4102 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4103 on MEM's address failed, try avoid_constant_pool_reference and
4104 recurse if it returned something different.
4105 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4106 address, try avoid_constant_pool_reference and recurse if it
4107 returned something different.
4108 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4109 address and avoid_constant_pool_reference returned something
4110 different, don't set have_address.
4112 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4115 * var-tracking.c (val_store): Add modified argument, obey it.
4117 (count_uses): Move down logging of main.
4118 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4119 don't need resolution.
4120 (emit_notes_in_bb): Likewise.
4122 2010-01-27 Richard Guenther <rguenther@suse.de>
4125 * tree-inline.c (remap_decl): Delay remapping of SSA name
4126 default definitions until we need them.
4128 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4130 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4131 (rs6000_delegitimize_address): New function.
4133 * config/s390/s390.c (s390_delegitimize_address): Call
4134 delegitimize_mem_from_attrs.
4137 * tree-inline.c (cannot_copy_type_1): Removed.
4138 (copy_forbidden): Don't forbid copying of functions containing
4139 records/unions with variable length fields.
4141 2010-01-27 Christian Bruel <christian.bruel@st.com>
4145 * config/sh/sh.c (find_barrier): Increase length for non delayed
4146 conditional branches.
4148 2010-01-27 Matthias Klose <doko@ubuntu.com>
4150 * configure.ac (gnu-unique-object): Fix ldd version check.
4151 * configure: Regenerate.
4153 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4155 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4157 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4158 Test for HAVE_GNU_AS value.
4160 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4162 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4163 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4164 INT64_TYPE): Define.
4165 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4166 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4167 INT_LEAST64_TYPE): Define.
4168 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4169 UINT_LEAST64_TYPE): Define.
4170 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4171 INT_FAST64_TYPE): Define.
4172 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4173 UINT_FAST64_TYPE): Define.
4174 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4175 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4176 (SIG_ATOMIC_TYPE): Define.
4178 2010-01-26 Richard Guenther <rguenther@suse.de>
4180 * df-scan.c (df_scan_set_bb_info): Remove assert.
4181 (df_insn_rescan_debug_internal): Merge asserts.
4182 (df_install_ref): Likewise.
4183 (df_mark_reg): Use bitmap_set_range.
4184 (df_hard_reg_used_p): Remove assert.
4185 (df_hard_reg_used_count): Likewise.
4187 2010-01-26 Richard Guenther <rguenther@suse.de>
4189 PR rtl-optimization/42685
4190 * web.c (web_main): Ignore DEBUG_INSNs.
4192 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4194 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4196 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4197 Fix types of fndecl and arglist parameters.
4199 2010-01-26 Richard Guenther <rguenther@suse.de>
4202 * tree-eh.c (unsplit_eh): Skip debug insns.
4204 2010-01-26 Richard Guenther <rguenther@suse.de>
4206 PR tree-optimization/42250
4207 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4209 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4212 * omp-low.c (expand_omp_sections): Only use single_pred if
4213 l2_bb is single_pred_p.
4215 2010-01-25 Christian Bruel <christian.bruel@st.com>
4218 * config/sh/sh.c (find_barrier): Increase length for non delayed
4219 conditional branches.
4220 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4222 2010-01-24 David S. Miller <davem@davemloft.net>
4224 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4225 define if not using GAS.
4226 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4227 Likewise. Delete SECTION_MERGE code, which is only applicable
4230 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4233 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4234 mangling of va_list in system headers.
4236 2010-01-23 Toon Moene <toon@moene.org>
4238 * tree-predcom.c (combine_chains): Return NULL, not false.
4240 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4242 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4243 initialization of variable res to agree with return type.
4245 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4247 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4248 * tree-sra.c: Add include of expr.h.
4250 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4252 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4253 insert the debug stmt on the single non-EH edge from the stmt.
4255 2010-01-22 Richard Henderson <rth@redhat.com>
4258 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4259 the RHS until after generate_subtree_copies has insertted its
4260 code before the current statement.
4262 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4264 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4266 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4268 2010-01-21 Martin Jambor <mjambor@suse.cz>
4270 PR tree-optimization/42585
4271 * tree-sra.c (struct access): New field grp_total_scalarization.
4272 (dump_access): Dump the new field.
4273 (should_scalarize_away_bitmap): New variable.
4274 (cannot_scalarize_away_bitmap): Likewise.
4275 (sra_initialize): Allocate new bitmaps.
4276 (sra_deinitialize): Free new bitmaps.
4277 (create_access_1): New function.
4278 (create_access): Parts moved to create_access_1.
4279 (type_consists_of_records_p): New function.
4280 (completely_scalarize_record): Likewise.
4281 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4282 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4283 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4285 (analyze_all_variable_accesses): Completely scalarize small eligible
4288 2010-01-21 Martin Jambor <mjambor@suse.cz>
4290 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4292 2010-01-21 Andrew Haley <aph@redhat.com>
4294 * gcc.c (process_command): Move lang_specific_driver before
4295 setting cc_libexec_prefix.
4297 2010-01-21 Richard Guenther <rguenther@suse.de>
4300 * fold-const.c (negate_expr_p): Pretend only negative
4301 real constants are easily negatable.
4303 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4304 Jason Merrill <jason@redhat.com>
4306 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4307 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4308 * calls.c (initialize argument_information): Handle it.
4309 * c-common.c (handle_transparent_union_attribute): Use new name.
4310 * c-decl.c (finish_struct): Ditto.
4311 * c-typeck.c (type_lists_compatible_p): Ditto.
4312 (convert_for_assignment): Use new name and also handle record.
4313 * function.c (aggregate_value_p): Handle it.
4314 (pass_by_reference): Ditto.
4315 (assign_parm_data_types): Ditto.
4316 * print-tree.c (print_node): Ditto.
4317 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4318 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4319 * tree.c (first_field): New fn.
4321 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4324 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4325 even when linking statically, for now.
4327 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4330 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4331 without a cselib val.
4332 (count_uses): Accept MO_VAL_SET with no val on stores.
4333 (add_stores): Likewise.
4335 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4337 * var-tracking.c (check_value_val): Add a compile time assertion.
4338 (dv_is_decl_p): Simplify.
4339 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4340 gcc_assert if ENABLE_CHECKING.
4342 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4345 * var-tracking.c: Include tree-flow.h.
4346 (mem_dies_at_call): New.
4347 (dataflow_set_preserve_mem_locs): Use it.
4348 (dataflow_set_remove_mem_locs): Likewise.
4349 (dump_var): Renamed from dump_variable. Adjust all callers.
4350 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4351 * Makefile.in (var-tracking.o): Adjust deps.
4353 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4355 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4357 2010-01-20 Richard Guenther <rguenther@suse.de>
4359 PR tree-optimization/42717
4360 * tree-ssa-dce.c (get_live_post_dom): Remove.
4361 (forward_edge_to_pdom): Take an arbitrary edge to copy
4362 degenerate PHI args from.
4363 (remove_dead_stmt): Use the first post-dominator even if it
4364 does not contain live statements as redirection destination.
4366 2010-01-20 Richard Guenther <rguenther@suse.de>
4368 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4370 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4372 * sel-sched.c (create_speculation_check): Remove set but not used
4374 (try_transformation_cache): Remove set but not used variable ds.
4375 (calculate_privileged_insns): Remove set but not used variables
4376 cur_insn and min_spec_insn.
4377 (find_best_expr): Remove set but not used variable avail_n.
4378 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4380 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4382 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4383 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4386 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4389 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4390 cpu types. Add support for *-sse3 cpu types.
4391 (x86_64-*-*): Ditto.
4393 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4396 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4397 argument, call initializer_constant_valid_p_1 instead of
4398 initializer_constant_valid_p, pass CACHE to it, return NULL
4399 immediately if first call returns NULL.
4400 (initializer_constant_valid_p_1): New function.
4401 (initializer_constant_valid_p): Use it.
4403 2010-01-20 Thomas Quinot <quinot@adacore.com>
4405 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4407 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4409 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4410 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4411 (loc_list_from_tree): Don't handle unsigned division. Handle
4412 signed modulo using DW_OP_{over,over,div,mul,minus}.
4413 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4414 modulo instead of signed.
4416 2010-01-20 DJ Delorie <dj@redhat.com>
4418 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4420 (h8300_emit_stack_adjustment): Propogate it.
4422 (h8300_expand_prologue): Likewise.
4423 (h8300_expand_epilogue): Likewise.
4425 2010-01-19 Michael Matz <matz@suse.de>
4427 PR tree-optimization/41783
4428 * tree-data-ref.c (toplevel): Include flags.h.
4429 (dump_data_dependence_relation): Also dump the inputs if the
4430 result will be unknown.
4431 (split_constant_offset_1): Look through some conversions.
4432 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4433 the offset from last element is too large.
4434 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4435 (reassociate_to_the_same_stmt): Handle vector registers.
4436 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4438 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4439 wide_prolog_niters argument, emit widening instructions.
4440 (vect_do_peeling_for_alignment): Adjust caller, use widened
4441 variant of the iteration cound.
4442 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4444 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4447 * config/arm/neon-testgen.m (emit_automatics): New parameter
4448 features. Adjust for Fixed_return_reg feature.
4449 (test_intrinsic): Call emit_automatics with new feature.
4450 * config/arm/neon.ml: Update copyright years.
4451 (features): New Fixed_return_reg feature.
4452 (ops): Update feature for Vget_low.
4454 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4456 PR tree-optimization/42719
4457 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4461 * fwprop.c (all_uses_available_at): Return false if def_set dest
4462 is a REG that is used in def_insn.
4464 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4466 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4468 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4471 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4473 * target.h (struct gcc_target) <secondary_reload>: Change type
4474 of last argument to secondary_reload_info *.
4476 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4479 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4480 memory references with unaligned offsets. Remove CQImode handling.
4481 (unaligned_memory_operand): Return 1 for memory references with
4482 unaligned offsets. Remove CQImode handling.
4484 2010-01-18 Richard Guenther <rguenther@suse.de>
4487 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4490 2010-01-18 Richard Guenther <rguenther@suse.de>
4492 PR tree-optimization/42781
4493 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4494 restrict processing only if the original variable was artificial.
4496 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4498 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4499 find number of popped argument bytes.
4501 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4502 Fix the text that describes the return value for invalid insns.
4504 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4506 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4507 Clarify what 'cost of the -dependence' is. Fix quoting.
4509 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4510 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4512 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4514 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4515 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4517 2010-01-17 Richard Guenther <rguenther@suse.de>
4520 * function.c (split_complex_args): Take a VEC to modify.
4521 (assign_parms_augmented_arg_list): Build a VEC instead of
4522 a chain of PARM_DECLs.
4523 (assign_parms_unsplit_complex): Take a VEC of arguments.
4524 Do not fixup unmodified parms.
4525 (assign_parms): Deal with the VEC.
4526 (gimplify_parameters): Likewise.
4528 2010-01-17 Richard Guenther <rguenther@suse.de>
4530 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4531 node existence check.
4532 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4533 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4534 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4535 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4536 (gimple_execute_on_growing_pred): Likewise.
4538 2010-01-17 Richard Guenther <rguenther@suse.de>
4540 PR tree-optimization/42773
4541 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4542 (compute_antic_aux): Likewise.
4543 (compute_partial_antic_aux): Likewise.
4545 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4548 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4551 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4553 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4556 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4557 Fix markup for strict argument.
4559 (TARGET_SCHED_REORDER2): Fix argument types.
4561 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4562 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4564 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4565 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4567 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4570 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4571 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4572 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4573 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4574 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4576 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4578 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4580 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4581 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4583 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4585 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4588 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4590 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4591 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4593 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4595 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4597 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4598 referring to it. Fix language.
4600 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4602 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4604 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4606 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4608 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4609 '@var{stream}. Remove stray 'and'.
4611 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4613 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4615 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4617 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4618 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4620 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4621 Fix description of return value.
4622 Rename argument "sz" to "len."
4624 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4625 Clarify meaning of 'true' return value.
4627 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4629 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4630 rep_mode versus mode_rep.
4632 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4634 (TARGET_BUILTIN_DECL): Fix name.
4636 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4638 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4640 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4642 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4644 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4646 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4649 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4650 Rename argument tm_fn to md_fn.
4652 (TARGET_OPTION_PRINT): Fix argument list.
4654 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4657 * config/i386/i386.c (ix86_fixup_binary_operands):
4658 Revert FMA4 fixup of operands.
4660 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4663 * Makefile.in (write_entries_to_file, install-plugin):
4664 Use \012 instead of \n with tr.
4666 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4668 * configure.ac (HAVE_AS_REF): New C macro.
4669 * configure: Regenerate.
4670 * config.in: Likewise.
4671 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4673 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4676 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4678 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4680 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4682 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4684 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4686 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4688 (TARGET_BINDS_LOCAL_P): Fix argument type.
4690 (TARGET_ASM_FILE_END): Use prototype.
4692 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4694 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4696 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4698 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4700 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4701 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4703 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4704 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4706 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4707 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4708 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4709 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4711 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4713 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4715 (TARGET_INIT_BUILTINS): Use prototype.
4717 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4718 Put 'const char *' in braces. Fix parameter types.
4719 (TARGET_INVALID_CONVERSION): Fix parameter types.
4720 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4721 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4723 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4726 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4728 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4730 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4732 * doc/tm.texi (TARGET_HELP): Fix return type.
4734 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4735 in braces. Fix argument types.
4737 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4739 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4741 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4743 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4744 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4746 (TARGET_MANGLE_TYPE): Fix argument types.
4748 (TARGET_IRA_COVER_CLASSES): Use prototype.
4750 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4752 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4754 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4756 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4758 (TARGET_CALLEE_COPIES): Fix argument types.
4760 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4762 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4764 (TARGET_FUNCTION_VALUE): Fix argument types.
4766 (TARGET_RETURN_IN_MSB): Fix argument type.
4768 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4770 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4772 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4774 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4775 agree with return type.
4777 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4779 2010-01-15 Jing Yu <jingyu@google.com>
4781 PR rtl-optimization/42691
4782 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4783 a pseudo to a constant and are merged, and adjust comments.
4785 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4787 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4789 2010-01-15 Richard Guenther <rguenther@suse.de>
4792 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4793 labels of computed or non-local gotos to the destination.
4794 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4795 landing pad label is the first label.
4797 2010-01-15 Richard Guenther <rguenther@suse.de>
4799 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4801 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4804 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4805 to allow generation of the xssqrtdp instruction on power7.
4806 (sqrtdf2_fpr): Ditto.
4808 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4811 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4812 functions with noreturn attribute.
4815 * varasm.c (declare_weak): Add weak attribute to decl if it
4816 doesn't have one already.
4817 (assemble_external): Only add decls to weak_decls if they also
4818 have weak attribute.
4820 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4822 * var-tracking.c (var_reg_delete): Don't delete the association
4823 between REGs and values or one-part variables if the register
4826 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4829 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4830 because its first operand is a non-localized variable.
4832 2010-01-14 Martin Jambor <mjambor@suse.cz>
4834 PR tree-optimization/42706
4835 * tree-sra.c (encountered_recursive_call): New variable.
4836 (encountered_unchangable_recursive_call): Likewise.
4837 (sra_initialize): Initialize both new variables.
4838 (callsite_has_enough_arguments_p): New function.
4839 (scan_function): Call decl and flags check only for IPA-SRA, check
4840 whether there is a recursive call and whether it has enough arguments.
4841 (all_callers_have_enough_arguments_p): New function.
4842 (convert_callers): Look for recursive calls only when
4843 encountered_recursive_call is set.
4844 (ipa_early_sra): Bail out either if
4845 !all_callers_have_enough_arguments_p or
4846 encountered_unchangable_recursive_call.
4848 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4850 * sel-sched.c: Add 2010 to copyright years.
4851 * sel-sched-ir.c: Likewise.
4852 * sel-sched-ir.h: Likewise.
4854 2010-01-14 Martin Jambor <mjambor@suse.cz>
4856 PR tree-optimization/42714
4857 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4858 constructors specially.
4860 2010-01-14 Andi Kleen <ak@linux.intel.com>
4862 * config/i386/drivers-i386.c (detect_caches_intel):
4863 Add l2sizekb parameter and fill in.
4864 (host_detect_local_cpu): Add l2sizekb, fill in.
4865 Add Atom small cache heuristic.
4867 2010-01-14 Andi Kleen <ak@linux.intel.com>
4869 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4870 Add level3 parameter and fill in.
4871 (detect_caches_intel): Handle level3 cache.
4873 2010-01-14 Andi Kleen <ak@linux.intel.com>
4875 * config/i386/drivers-i386.c (host_detect_local_cpu):
4876 Fix core duo detection.
4878 2010-01-14 Andi Kleen <ak@linux.intel.com>
4880 * config/i386/drivers-i386.c (host_detect_local_cpu):
4883 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4885 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4886 (rs6000_variable_issue_1): this. Use...
4887 (rs6000_variable_issue): here. Reimplement. Print debug info.
4889 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4891 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4892 sel_restore_notes. Update all callers. Call reemit_notes
4895 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4897 PR rtl-optimization/42246
4898 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4901 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4903 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4904 all successors is the same as number of successors in current region.
4906 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4908 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4909 to rename is not separable. Otherwise check that its LHS is not NULL.
4911 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4913 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4915 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4917 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4918 available registers when failed to discover LHS register class.
4919 Fix indentation. Update comment.
4921 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4922 Alexander Monakov <amonakov@ispras.ru>
4924 PR rtl-optimization/42389
4925 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4927 (advance_state_on_fence): Likewise.
4928 (sel_target_adjust_priority): Print debug output only when
4929 sched_verbose >= 4, not 2.
4930 (get_expr_cost): Do not issue all unique insns on the next cycle.
4931 (fill_insns): Initialize can_issue_more from the value saved
4933 * sel-sched-ir.c (flist_add): New parameter issue_more.
4934 Init FENCE_ISSUE_MORE with it.
4935 (merge_fences): Likewise.
4936 (init_fences): Update call to flist_add.
4937 (add_to_fences, add_clean_fence_to_fences)
4938 (add_dirty_fence_to_fences): Likewise.
4939 (move_fence_to_fences): Update call to merge_fences.
4940 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4942 * sel-sched-ir.h (struct _fence): New field issue_more.
4943 (FENCE_ISSUE_MORE): New accessor macro.
4945 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4947 PR rtl-optimization/42388
4948 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4949 that have no predecessors nor successors. Do not call move_bb_info
4950 for empty blocks outside of current region.
4952 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4954 PR rtl-optimization/42294
4955 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4956 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4957 originators' originators.
4959 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4961 PR rtl-optimization/39453
4962 PR rtl-optimization/42246
4963 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4965 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4967 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4968 Alexander Monakov <amonakov@ispras.ru>
4971 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4972 (maybe_tidy_empty_bb): ... here. Make static. Add new
4973 argument. Update all callers.
4974 (tidy_control_flow): ... and here. Recompute topological order
4975 of basic blocks in region if necessary.
4976 (sel_redirect_edge_and_branch): Change return type. Return true
4977 if topological order might have been invalidated.
4978 (purge_empty_blocks): Export and move from...
4979 * sel-sched.c (purge_empty_blocks): ... here.
4980 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4981 (maybe_tidy_empty_bb): Delete prototype.
4982 (purge_empty_blocks): Declare.
4984 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4986 PR rtl-optimization/42249
4987 * sel-sched.c (try_replace_dest_reg): When chosen register
4988 and original register is the same, do not bail out early, but
4989 still check all original insns for validity of replacing destination
4990 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4993 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4996 Port from no-undefined-overflow branch:
4997 2009-03-09 Richard Guenther <rguenther@suse.de>
4999 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5001 2010-01-14 Richard Guenther <rguenther@suse.de>
5004 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5006 2010-01-14 Ira Rosen <irar@il.ibm.com>
5008 PR tree-optimization/42709
5009 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5010 as scalar type in creation of constant vector operand.
5012 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5015 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5016 (check-parallel-%): Match `testsuite' directory component only
5019 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5021 PR translation/39521
5022 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5025 2010-01-13 Richard Guenther <rguenther@suse.de>
5027 PR tree-optimization/42730
5028 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5031 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5034 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5035 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5038 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5040 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5041 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5042 ___umulsi3_highpart.
5044 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5045 rather than schedule_insns if the pass is enabled.
5047 2010-01-13 Martin Jambor <mjambor@suse.cz>
5049 PR tree-optimization/42704
5050 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5053 2010-01-13 Martin Jambor <mjambor@suse.cz>
5055 PR tree-optimization/42703
5056 * tree-sra.c (analyze_access_subtree): Check that we can build a
5057 reference to the original data within the aggregate.
5059 2010-01-13 Richard Guenther <rguenther@suse.de>
5061 PR tree-optimization/42705
5062 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5064 2010-01-13 Richard Guenther <rguenther@suse.de>
5067 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5069 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5072 * var-tracking.c (values_to_unmark): New variable.
5073 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5074 values_to_unmark vector. Moved body to...
5075 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5076 instead queue it into values_to_unmark vector.
5077 (vt_find_locations): Free values_to_unmark vector.
5079 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5081 * config/s390/s390.c (override_options): Set
5082 default of max-pending-list-length to 256
5084 2010-01-13 Richard Guenther <rguenther@suse.de>
5087 * tree-pass.h (PROP_gimple_lcx): New.
5088 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5089 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5090 before the final cleanup_eh.
5091 (dump_properties): Dump PROP_gimple_lcx.
5092 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5093 (tree_lower_complex_O0): Remove.
5094 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5095 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5096 tree_lower_complex, schedule TODO_update_ssa.
5097 * lto-streamer-out.c (output_function): Stream the functions
5099 * lto-streamer-in.c (input_function): Likewise.
5100 (lto_read_body): Do not override them here.
5102 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5105 * c-typeck.c (build_c_cast): Fold value cast to union type before
5106 wrapping it in a CONSTRUCTOR.
5108 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5110 PR rtl-optimization/42699
5111 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5114 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5116 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5117 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5118 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5119 SUBTARGET_WARN_UNUSED_SPEC): ... here
5120 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5122 2010-01-12 Julian Brown <julian@codesourcery.com>
5124 * config/arm/neon-schedgen.ml (Utils): Don't try to
5125 open missing module.
5126 (find_with_result): New.
5128 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5131 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5132 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5134 PR tree-optimization/42645
5135 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5136 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5137 decl_map, set processing_debug_stmt to -1 and return name without
5140 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5142 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5143 binutils version, and reword target configuration description.
5145 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5147 * config/avr/avr.h (LINKER_NAME): Remove.
5149 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5152 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5153 that support VSX, warn for -mno-altivec if vsx is not disabled,
5156 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5157 Shujing Zhao <pearly.zhao@oracle.com>
5159 PR translation/42469
5160 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5161 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5162 character between option name and help text.
5163 * c.opt (imultilib): Likewise.
5165 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5167 * lto-streamer-out.c (output_unreferenced_globals): Output static
5170 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5172 PR rtl-optimization/42621
5173 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5174 optimizing for size.
5175 (duplicate_computed_gotos): Remove now-redundant check.
5177 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5180 * configure.ac: Save and restore LDFLAGS and LIBS
5181 * configure: Regenerate.
5183 2010-01-10 Richard Guenther <rguenther@suse.de>
5186 * builtins.c (fold_builtin_strlen): Add type argument and
5187 convert the resulting length to it.
5188 (fold_builtin_1): Adjust.
5190 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5192 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5193 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5195 (num_insns_constant_wide): Adjust for that change.
5197 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5200 * web.c (union_defs): Add used argument, to combine uses of
5202 (entry_register): Adjust type and tests of used argument.
5203 (web_main): Widen used for new use. Pass it to union_defs.
5204 * df.h (union_defs): Adjust prototype.
5206 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5209 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5210 uses in new incoming argument. Free body.
5211 (reset_debug_uses_in_loop): New.
5212 (analyze_insn_to_expand_var): Call the latter if the former found
5213 anything. Fix whitespace. Reject invalid dest overlaps before
5214 going through all insns in the loop.
5216 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5219 * haifa-sched.c (dying_use_p): Debug insns don't count.
5221 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5224 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5225 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5226 (verify_gimple_call): Reject LHS in noreturn calls.
5228 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5232 * tree-vect-loop-manip.c (adjust_info): New type.
5233 (adjust_vec): New pointer to vector.
5234 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5235 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5236 (slpeel_update_phis_for_duplicate_loop): Use them.
5237 (slpeel_update_phi_nodes_for_guard1): Likewise.
5238 (slpeel_update_phi_nodes_for_guard2): Likewise.
5239 (slpeel_tree_peel_loop_to_edge): Likewise.
5240 (vect_update_ivs_after_vectorizer): Likewise.
5242 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5244 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5245 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5247 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5249 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5250 bogus uninitialized warning.
5252 2010-01-09 Richard Guenther <rguenther@suse.de>
5255 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5256 the evolution is compatible with the initial condition.
5258 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5260 * gcc.c (process_command): Update copyright notice dates.
5261 * gcov.c (print_version): Likewise.
5262 * gcov-dump.c (print_version): Likewise.
5263 * mips-tfile.c (main): Likewise.
5264 * mips-tdump.c (main): Likewise.
5266 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5269 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5271 (rotlhi3_8): Delete.
5273 (rotlsi3_8): Delete.
5274 (rotlsi3_16): Delete.
5275 (rotlsi3_24): Delete.
5277 (*rotw<mode>3): New.
5278 (*rotb<mode>3): New.
5279 * config/avr/avr.c (avr_rotate_bytes): New function.
5280 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5282 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5285 * configure.ac: Modify -rdynamic check.
5286 * configure: Regenerate.
5288 2010-01-08 DJ Delorie <dj@redhat.com>
5290 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5291 register popping order.
5293 2010-01-08 Richard Guenther <rguenther@suse.de>
5296 * c.opt (fsigned-char): Also let LTO handle this option.
5297 (funsigned-char): Likewise.
5299 2010-01-07 Richard Guenther <rguenther@suse.de>
5301 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5302 (gimple_op): Likewise.
5303 (gimple_op_ptr): Likewise.
5304 (gimple_assign_set_lhs): Remove gcc_assert.
5305 (gimple_assign_set_rhs1): Likewise.
5306 (gimple_assign_set_rhs2): Likewise.
5307 (gimple_call_set_lhs): Likewise.
5308 (gimple_call_set_fn): Likewise.
5309 (gimple_call_set_fndecl): Likewise.
5310 (gimple_call_fndecl): Likewise.
5311 (gimple_call_return_type): Likewise.
5312 (gimple_call_set_chain): Likewise.
5313 (gimple_call_num_args): Likewise.
5314 (gimple_call_set_arg): Likewise.
5315 (gimple_cond_set_code): Likewise.
5316 (gimple_cond_set_lhs): Likewise.
5317 (gimple_cond_set_rhs): Likewise.
5318 (gimple_cond_set_true_label): Likewise.
5319 (gimple_cond_set_false_label): Likewise.
5320 (gimple_label_set_label): Likewise.
5321 (gimple_goto_set_dest): Likewise.
5322 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5323 (gimple_debug_bind_get_value): Likewise.
5324 (gimple_debug_bind_get_value_ptr): Likewise.
5325 (gimple_debug_bind_set_var): Likewise.
5326 (gimple_debug_bind_set_value): Likewise.
5327 (gimple_debug_bind_reset_value): Likewise.
5328 (gimple_debug_bind_has_value_p): Likewise.
5329 (gimple_return_retval_ptr): Remove gcc_assert.
5330 (gimple_return_retval): Likewise.
5331 (gimple_return_set_retval): Likewise.
5332 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5333 (safe_referenced_var_iterator): Remove.
5334 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5335 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5336 (fill_referenced_var_vec): Remove.
5337 (first_readonly_imm_use): Remove redundant gcc_assert.
5338 (phi_arg_index_from_use): Combine gcc_asserts.
5339 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5340 (first_imm_use_stmt): Remove redundant gcc_assert.
5341 * tree-cfg.c (verify_gimple_call): Verify function and chain
5342 operands. Verify arguments.
5343 (verify_types_in_gimple_stmt): Verify condition code and labels.
5345 2010-01-07 Richard Guenther <rguenther@suse.de>
5347 PR tree-optimization/42641
5348 * sese.c (rename_map_elt_info): Use the SSA name version, do
5351 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5353 PR tree-optimization/42625
5354 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5355 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5357 2010-01-07 Duncan Sands <baldrick@free.fr>
5359 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5361 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5364 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5365 note itself is not function_invariant_p.
5367 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5369 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5370 Do not add the DF_NOTE problem.
5371 * store-motion.c (execute_rtl_store_motion): Likewise.
5373 2010-01-07 Martin Jambor <mjambor@suse.cz>
5375 PR tree-optimization/42157
5376 * tree-sra.c (compare_access_positions): Stabilize sort if both
5377 accesses have integer types, return zero immediately if they are the
5380 2010-01-06 Richard Henderson <rth@redhat.com>
5383 * haifa-sched.c (add_to_note_list): Merge into ...
5384 (concat_note_lists): ... here, and ...
5385 (unlink_other_notes, rm_other_notes): Merge into...
5386 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5387 NOTE_INSN_EPILOGUE_BEG.
5389 2010-01-06 Richard Guenther <rguenther@suse.de>
5391 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5392 not inline regular functions into always-inline functions.
5394 2010-01-06 Nick Clifton <nickc@redhat.com>
5396 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5397 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5399 (OVERRIDE_OPTIONS): Delete.
5400 (OPTIMIZATION_OPTIONS): Define.
5401 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5402 * config/rx/rx.c (rx_handle_option): Issue an error message if
5403 -mcpu=rx200 and -fpu are used together.
5404 (rx_set_optimization_options): New function. Issue an error
5405 message if an optimization attribute attempts to reset the FPU/
5406 math optimization pairing.
5407 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5408 * config/rx/rx.opt: Set the default to 32-bit doubles.
5409 * config/rx/t-rx: Add multilibs for -nofpu option.
5410 * doc/invoke.texi: Update documentation of RX options.
5412 2010-01-06 Richard Guenther <rguenther@suse.de>
5414 * tree-ssa-pre.c (name_to_id): New global.
5415 (alloc_expression_id): Simplify SSA name handling.
5416 (lookup_expression_id): Likewise.
5417 (init_pre): Zero name_to_id.
5418 (fini_pre): Free it.
5420 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5422 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5424 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5427 * config/i386/sse.md (smaxv2di3): New.
5428 (umaxv2di3): Likewise.
5429 (sminv2di3): Likewise.
5430 (uminv2di3): Likewise.
5432 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5435 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5436 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5437 (legitimize_tls_address): Likewise.
5438 (sparc_tls_referenced_p): Likewise.
5439 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5440 and adjust calls to legitimize_pic_address.
5441 (legitimate_constant_p) Use sparc_tls_referenced_p.
5442 (legitimate_pic_operand_p): Likewise.
5443 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5444 (sparc_tls_symbol_ref_1): Delete.
5445 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5446 (legitimize_tls_address): Make static, handle CONST patterns.
5447 (legitimize_pic_address): Make static, remove unused parameter and
5448 adjust recursive calls.
5449 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5450 and adjust call to legitimize_pic_address.
5451 (sparc_output_mi_thunk): Likewise.
5453 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5454 H.J. Lu <hongjiu.lu@intel.com>
5457 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5458 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5459 operands to make them signed.
5462 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5465 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5466 GTU to GT for V4SI and V2DI.
5468 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5469 (umin<mode>3): Removed.
5471 (uminv4si3): Likewise.
5473 2010-01-05 Martin Jambor <mjambor@suse.cz>
5475 PR tree-optimization/42462
5476 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5477 current_function_decl to helper functions and macros.
5479 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5482 * flags.h: Don't include real.h.
5483 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5484 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5485 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5486 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5487 * dominance.c: Update copyright.
5488 * gimple.c (walk_gimple_op): Remove inline.
5489 * tree-ssa-reassoc.c: Include real.h.
5490 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5491 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5493 2010-01-05 Nick Clifton <nickc@redhat.com>
5495 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5496 register to push into the stack frame when the accumulator has to
5497 be saved during interrupts.
5499 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5501 * doc/invoke.texi: Remove the documentation about option
5503 * common.opt (Wunreachable-code): Preserved for backward
5505 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5506 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5507 the backward compatibility flag section.
5509 2010-01-05 Richard Guenther <rguenther@suse.de>
5511 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5513 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5516 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5518 PR tree-optimization/42508
5519 * tree-sra.c (convert_callers): Check for recursive call
5520 by comparing cgraph nodes instead of decls.
5521 (modify_function): Call ipa_modify_formal_parameters also
5522 on all same_body aliases.
5524 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5525 cgraph nodes when checking for same_body aliases.
5527 2010-01-05 Richard Guenther <rguenther@suse.de>
5529 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5530 allocation and lookup.
5531 (get_or_alloc_expr_for_constant): Likewise.
5532 (phi_translate): Sink allocation.
5534 2010-01-04 Richard Guenther <rguenther@suse.de>
5536 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5537 a new entry only if needed.
5538 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5539 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5541 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5543 (phi_translate): Handle CONSTANTs early.
5545 2010-01-04 Martin Jambor <mjambor@suse.cz>
5547 PR tree-optimization/42398
5548 * tree-sra.c (struct access): Removed flag grp_different_types.
5549 (dump_access): Do not dump the removed flag.
5550 (sort_and_splice_var_accesses): Do not set the removed flag.
5551 (sra_modify_expr): Check for type compatibility directly.
5553 2010-01-04 Martin Jambor <mjambor@suse.cz>
5555 PR tree-optimization/42366
5556 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5557 edges with variable number of parameters.
5558 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5559 flag instead of asserting it.
5560 (ipa_read_node_info): Read uses_analysis_done flag.
5562 2010-01-04 Richard Guenther <rguenther@suse.de>
5564 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5565 iterative_hash_* as intended.
5566 (vn_reference_compute_hash): Likewise. Simplify hashing
5568 (vn_reference_lookup_2): Likewise.
5569 (vn_nary_op_compute_hash): Likewise.
5570 (vn_phi_compute_hash): Likewise.
5571 (expressions_equal_p): Remove strange code.
5572 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5573 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5574 (bitmap_insert_into_set_1): Take value-id as parameter.
5575 (add_to_value): Pass it.
5576 (bitmap_insert_into_set): Likewise.
5577 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5579 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5582 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5583 (do_self_spec): For switches with SWITCH_IGNORE set set also
5584 SWITCH_IGNORE_PERMANENTLY.
5585 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5588 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5590 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5591 tree of an unreferenced global var.
5593 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5596 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5597 GTU to GT for V4SI and V2DI.
5599 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5600 (umin<mode>3): Removed.
5602 (uminv4si3): Likewise.
5604 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5607 * collect2.c (main): Turn on trace in collect2 if -v is passed
5610 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5612 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5613 description of expression operand.
5615 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5617 * configure.ac: Add install-html to target_list for Make-hooks.
5618 * configure: Regenerate.
5619 * fortran/Make-lang.in (F95_HTMLFILES): New.
5620 (fortran.html): Use it.
5621 (fortran.install-html): New.
5622 * Makefile.in (install-html): Add lang.install-html.
5623 * java/Make-lang.in (JAVA_HTMLFILES): New.
5624 (java.html): Use it.
5625 (java.install-html): New.
5626 * objc/Make-lang.in (objc.install-html): New.
5627 * objcp/Make-lang.in (obj-c++.install-html): New.
5628 * cp/Make-lang.in (c++.install-html): New.
5629 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5630 * lto/Make-lang.in (lto.install-html): New.
5632 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5635 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5637 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5639 PR rtl-optimization/41862
5640 * store-motion.c (store_killed_in_insn, compute_store_table,
5641 remove_reachable_equiv_notes, replace_store_insn,
5642 build_store_vectors): Ignore all DEBUG_INSNs.
5644 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5647 * common.opt: Add dumpdir.
5649 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5651 (option_map): Add --dumpdir.
5653 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5655 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5657 * opts.c (decode_options): Try dump_dir_name first if
5658 dump_base_name isn't an absolute path.
5659 (common_handle_option): Handle OPT_dumpdir.
5661 * toplev.c (dump_dir_name): New.
5662 (print_switch_values): Also ignore -dumpdir.
5664 * toplev.h (dump_dir_name): New.
5666 2010-01-03 Richard Guenther <rguenther@suse.de>
5668 PR tree-optimization/42589
5669 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5670 double-word expansion of bswap32.
5672 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5674 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5675 with BLOCK_FOR_INSN.
5676 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5677 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5678 noce_process_if_block): Likewise.
5679 * gcse.c (compute_local_properties, insert_expr_in_table,
5680 insert_set_in_table, canon_list_insert, find_avail_set,
5681 pre_insert_copy_insn): Likewise.
5683 * basic-block.h (BLOCK_NUM): Move from here...
5684 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5686 2010-01-03 Richard Guenther <rguenther@suse.de>
5688 PR tree-optimization/42438
5689 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5690 contains_may_not_return_call flag.
5691 (BB_MAY_NOTRETURN): New.
5692 (valid_in_sets): Trapping nary operations are not valid
5693 in blocks that may not return.
5694 (insert_into_preds_of_block): Remove check for trapping expressions.
5695 (compute_avail): Compute also BB_MAY_NOTRETURN.
5697 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5699 * doc/invoke.texi: Add 2010 to copyright years.
5701 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5703 * config/sparc/sparc.c: Fix formatting nits.
5705 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5706 Alexander Monakov <amonakov@ispras.ru>
5708 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5710 2010-01-02 Richard Guenther <rguenther@suse.de>
5713 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5714 (simplify_switch_using_ranges): Mark to be removed edges
5717 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5719 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5721 * collect2.c (scan_libraries): Add missing argument in call to
5724 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5727 * config/alpha/predicates.md (aligned_memory_operand): Return false
5729 (unaligned_memory_operand): Return true for CQImode.
5730 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5731 doesn not cross aligned SImode word boundary.
5733 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5735 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5737 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5738 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5740 2010-01-02 Richard Guenther <rguenther@suse.de>
5743 * toplev.c (compile_file): Emit LTO marker properly. Change
5745 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5747 2010-01-01 Richard Guenther <rguenther@suse.de>
5750 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5752 2010-01-01 Richard Guenther <rguenther@suse.de>
5755 * c-decl.c (grokdeclarator): For zero-size arrays force
5756 structural equality checks as layout_type does.
5758 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5760 * builtins.c: Update copyright to 2010.
5762 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5765 * lto-streamer-out.c (produce_asm): Revert the last change.
5766 (copy_function): Likewise.
5768 * lto-streamer.c (lto_get_section_name): Skip any leading
5771 2010-01-01 Richard Guenther <rguenther@suse.de>
5774 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5778 Copyright (C) 2010 Free Software Foundation, Inc.
5780 Copying and distribution of this file, with or without modification,
5781 are permitted in any medium without royalty provided the copyright
5782 notice and this notice are preserved.