1 2009-09-08 Jan Hubicka <jh@suse.cz>
3 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4 * params.def (early-inlining-insns): Likewise.
6 2009-09-08 Jakub Jelinek <jakub@redhat.com>
8 PR rtl-optimization/41239
9 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
10 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
12 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
13 across calls, as the calls might not always return normally.
14 (call_may_noreturn_p): New function.
15 (deps_analyze_insn): Update last_function_call_may_noreturn list.
16 (init_deps): Initialize it.
17 (remove_from_deps): Also remove calls from
18 last_function_call_may_noreturn list.
20 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
22 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
23 (attr "addrtype"): New member "spreg".
24 Use it if mem_spfp_address_operand is true for the address.
25 (attr "type"): New entry "stall".
26 (cpu_unit "load"): New.
27 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
29 (insn_reservation "loadsp"): New.
30 (insn_reservation "load_stall1"): New.
31 (insn_reservation "load_stall3"): New.
33 * config/bfin/predicates.md (const1_operand, const3_operand): New.
34 (mem_p_address_operand): Exclude stack and frame pointer based
36 (mem_spfp_address_operand): New; match them here.
37 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
38 (bfin_reorg): Call it if scheduling insns.
39 (bfin_gen_bundles): Remove dummy insns created by
40 add_sched_insns_for_speculation.
42 From Jie Zhang <jie.zhang@analog.com>:
43 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
44 bfin_si_revision, bfin_workarounds): Move these ...
45 * config/bfin/bfin.h: ... here.
47 From Mike Frysinger <michael.frysinger@analog.com>
48 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
49 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
50 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m, bf547m,
52 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
53 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M, __ADSPBF547M__
54 for BFIN_CPU_BF547M, __ADSPBF548M__ for BFIN_CPU_BF548M, and
55 __ADSPBF549M__ for BFIN_CPU_BF549M.
56 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
57 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
58 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
59 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
60 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
61 bf542m, bf544m, bf547m, bf548m, and bf549m.
63 From Jie Zhang <jie.zhang@analog.com>:
64 * config/bfin/predicates.md (p_register_operand): New
66 (dp_register_operand): New predicate.
67 * config/bfin/bfin-protos.h (WA_05000074): Define.
68 (ENABLE_WA_05000074): Define.
69 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for
71 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
72 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
73 (define_attr addrtype): Allow load/store register to be
75 (define_attr storereg): New.
76 (define_cpu_unit anomaly_05000074): New.
77 (define_insn_reservation dsp32shiftimm): New.
78 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
79 (define_insn_reservation loadp): Cannot use slot2.
80 (define_insn_reservation loadsp): Cannot use slot2.
81 (define_insn_reservation storep): Cannot use slot2. Does not
82 apply when working around 05000074.
83 (define_insn_reservation storep_anomaly_05000074): New.
84 (define_insn_reservation storei): Does not apply when working
86 (define_insn_reservation storei_anomaly_05000074): New.
87 (define_attr length): Add dsp32shiftimm case.
88 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
89 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
90 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
91 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
92 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
94 2009-09-07 Martin Jambor <mjambor@suse.cz>
97 * tree-sra.c (create_artificial_child_access): Return NULL if
98 build_ref_for_offset fails.
99 (propagate_subacesses_accross_link): Allow build_ref_for_offset
100 and create_artificial_child_access to fail.
102 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
105 * unwind-dw2.c (uw_init_context_1): Mark noinline.
106 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
107 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
109 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
111 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
112 block, ensure it has an exit edge. Emit a barrier after a jump.
114 2009-09-07 Nick Clifton <nickc@redhat.com>
116 * gcc.c (this_is_linker_script): New variable. Like
117 this_is_library_file but for the %T constructor.
118 (end_going_arg): If this_is_linker_script is set then locate the
119 script and insert a --script switch before it
120 (do_spec_2): Initialise this_is_linker_script.
121 (do_spec_1): Likewise. Handle %T construct.
122 (eval_spec_function): Preserve this_is_linker_script.
123 * doc/invoke.texi: Document %T construct in spec files.
124 * config/m32c/m32c.h (LIB_SPEC): Use it.
126 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
128 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
129 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
130 when volatile flag is set.
131 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
133 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
136 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
137 (combine_stack_adjustments_for_block): Allow insns between stack
138 adjustments and stores with corresponding pre-(dec|inc)rement or
139 pre-modify operation.
141 2009-09-06 Jakub Jelinek <jakub@redhat.com>
144 * combine-stack-adj.c (struct csa_memlist): Rename to...
145 (struct csa_reflist): ... this. Rename mem field to ref.
146 (free_csa_memlist): Rename to...
147 (free_csa_reflist): ... this.
148 (record_one_stack_memref): Rename to...
149 (record_one_stack_ref): ... this. Handle also REG_P.
150 (try_apply_stack_adjustment): Handle also REG_P.
151 (struct record_stack_memrefs_data): Rename to...
152 (struct record_stack_refs_data): ... this. Rename memlist field to
154 (record_stack_memrefs): Rename to...
155 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
156 subexpressions instead of failing when a MEM contains SP references.
157 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
158 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
160 2009-09-06 Richard Guenther <rguenther@suse.de>
163 * tree.c (build_array_type): Do not record types marked
164 with structural equality in the canonical type hashtable.
166 2009-09-06 Richard Guenther <rguenther@suse.de>
169 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
171 2009-09-05 Richard Guenther <rguenther@suse.de>
174 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
176 2009-09-05 Richard Guenther <rguenther@suse.de>
179 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
181 2009-09-05 Richard Guenther <rguenther@suse.de>
184 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
185 before comparing function argument types.
187 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
190 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
193 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
196 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
198 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
199 locators before emit_insn is called.
201 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
204 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
205 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
206 (reginfo_init): Don't call allocate_reg_info.
208 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
211 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
212 NONDEBUG_INSN_P instead of INSN_P.
214 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
217 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
219 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
222 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
223 pattern of the split.
225 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
227 * toplev.c (process_options): Move setter of flag_var_tracking
228 before other tests that depend on it. Move down setter of
229 flag_rename_registers. Don't enable var-tracking-assignments
230 by default if selective scheduling is enabled. Warn if both
233 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
235 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
236 comment. Use switch statement to catch overlaps between rtx
237 and tree codes. Accept FUNCTION_DECLs in addition to those in...
238 (IS_DECL_CODE): ... here. Remove.
239 (check_value_is_not_decl): Remove.
240 (dv_from_decl, dv_from_value): Check after conversion.
242 2009-09-04 Richard Guenther <rguenther@suse.de>
245 * (cgraph_finalize_compilation_unit): Move finalizing aliases
246 after emitting tunks. Move emitting thunks and ctors from ...
247 (cgraph_optimize): ... here. Remove redundant
248 cgraph_analyze_functions.
249 * varasm.c (find_decl_and_mark_needed): Remove no longer
251 (finish_aliases_1): Adjust check for thunk aliases.
253 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
255 * config/arm/arm.md (ctzsi2): Added braces
256 to avoid warning that broke booststrap.
258 2009-09-04 Martin Jambor <mjambor@suse.cz>
260 PR tree-optimization/41112
261 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
262 handle variable-bounded arrays.
263 (expr_with_var_bounded_array_refs_p): New function.
264 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
266 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
268 * config/s390/2097.md: Removed two incorrect bypasses.
269 (z10_fsimpdf): Fixed latency.
270 (z10_fhex): New insn_reservation.
271 (z10_floaddf): Fixed latency.
272 (z10_floadsf): Fixed latency.
273 (z10_ftrunctf): Fixed latency.
274 (z10_ftruncdf): Fixed latency.
275 * config/s390/s390.c (z10_cost): Fixed values.
276 (s390_adjust_priority): Added z10 path.
277 * config/s390/s390.md (type): Added fhex.
278 (*mov<mode>_64dfp): Updated type attribute.
279 (*mov<mode>_64): Updated type attribute.
280 (*mov<mode>_31): Updated type attribute.
281 (*mov<mode>"): Likewise.
282 * config/s390/2084.md (x_fsimpdf): Updated condition.
284 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
286 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
287 RTXs in the predicate for operand 1.
289 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
291 * config/arm/arm.md (UNSPEC_RBIT): New constant.
293 (ctzsi2): New expand.
294 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
296 2009-09-03 Martin Jambor <mjambor@suse.cz>
298 * tree-sra.c (duplicate_expr_for_different_base): Removed.
299 (create_artificial_child_access): Use build_ref_for_offset instead
300 of duplicate_expr_for_different_base.
301 (propagate_subacesses_accross_link): Likewise.
303 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
305 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
307 (mips16e_collect_argument_saves): Skip debug instructions.
308 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
309 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
310 (r10k_insert_cache_barriers): Likewise.
311 (mips_reorg_process_insns): Likewise.
313 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
316 * ira.c (update_equiv_reg): Remove check on class likely spill.
318 2009-09-03 Jakub Jelinek <jakub@redhat.com>
321 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
322 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
326 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
327 the stack slot if it is passed by invisible reference.
328 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
329 by invisible reference.
331 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
333 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
334 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
335 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
337 * config/bfin/sync.md: New file.
338 * config/bfin/bfin.md: Include it.
339 (UNSPEC_ATOMIC): New.
340 (UNSPEC_ONES): Provide a unique number.
342 From Jie Zhang <jie.zhang@analog.com>:
343 * config/bfin/bfin.c (ret_regs): New.
344 (must_save_fp_p): Don't return true because of frame_pointer_needed.
345 (must_save_rets_p): New.
346 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
347 current_function_is_leaf.
349 (do_unlink): Likewise.
350 (expand_interrupt_handler_prologue): Use ret_regs array.
351 (expand_interrupt_handler_epilogue): Use ret_regs array and
352 pass return register to gen_return_internal.
353 (bfin_expand_epilogue): Pass return register to
355 (bfin_expand_call): Explicitly clobber RETS.
356 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
357 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
358 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
359 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
361 (return_internal): Take a reg rtx rather than the register number.
363 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
365 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
366 when comparing against estimated_loop_iterations_int return.
368 2009-09-03 Richard Guenther <rguenther@suse.de>
370 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
371 eh_personality_libfunc.
373 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
375 * tree-parloops.c (separate_decls_in_region): Add space.
377 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
379 * tree-parloops.c (separate_decls_in_region): Change the condition
380 checking if there are reductions in the loop.
382 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
384 PR tree-optimization/38275
385 * tree-parloops.c (parallelize_loops): Replace profitability condition
386 for expected number of iterations.
388 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
390 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
391 (bootstrap-debug): Explain conditions in which it becomes default.
392 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
395 2009-09-03 Namhyung Kim <namhyung@gmail.com>
397 * doc/invoke.texi (Optimize Options): Move
398 -finline-small-functions to the -O2 list.
400 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
402 * toplev.c (process_options): Enable var-tracking-assignments
403 by default if var-tracking is enabled.
405 2009-09-02 David Daney <ddaney@caviumnetworks.com>
407 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
409 * emit-rtl.c (prev_nonnote_insn_bb): New function.
410 * rtl.h (prev_nonnote_insn_bb): Declare it.
412 2009-09-03 Diego Novillo <dnovillo@google.com>
414 * cgraph.c (cgraph_node_for_decl): New.
415 * cgraph.h (cgraph_node_for_decl): Declare.
416 * tree.c (host_integerp): Return 0 if T is NULL.
418 2009-09-03 Diego Novillo <dnovillo@google.com>
420 * tree.h (struct alias_pair): Move from varasm.c.
421 (alias_pairs): Likewise.
422 (TYPE_MAXVAL): Define.
423 (TYPE_MINVAL): Define.
424 (iterative_hash_host_wide_int): Declare.
425 (remove_unreachable_alias_pairs): Declare.
426 * tree-pass.h (pass_ipa_free_lang_data): Declare.
427 * diagnostic.c (default_diagnostic_starter): Make extern.
428 (default_diagnostic_finalizer): Make extern.
429 * diagnostic.h (default_diagnostic_starter): Declare.
430 (default_diagnostic_finalizer): Declare.
431 (default_tree_printer): Declare.
432 * toplev.c (default_tree_printer): Make extern.
434 2009-09-03 Richard Guenther <rguenther@suse.de>
435 Diego Novillo <dnovillo@google.com>
437 * cgraph.c (cgraph_add_new_function): Remove gimplification.
438 * cgraphunit.c (cgraph_expand_function): Do not emit
439 associated thunks from here.
440 (cgraph_emit_thunks): New.
441 (cgraph_optimize): Call it.
442 Return if any IPA pass finds an error.
443 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
446 2009-09-03 Simon Baldwin <simonb@google.com>
447 Rafael Espindola <espindola@google.com>
448 Richard Guenther <rguenther@suse.de>
449 Doug Kwan <dougkwan@google.com>
450 Diego Novillo <dnovillo@google.com>
452 * tree.c: Include tree-pass.h, langhooks-def.h,
453 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
454 (free_lang_data_in_type): New.
455 (need_assembler_name_p): New.
456 (free_lang_data_in_block): New.
457 (free_lang_data_in_decl): New.
458 (struct free_lang_data_d): New.
459 (add_tree_to_fld_list): New.
460 (find_decls_types_r): New.
461 (get_eh_types_for_runtime): New.
462 (find_decls_types_in_eh_region): New.
463 (find_decls_types_in_node): New.
464 (find_decls_types_in_var): New.
465 (free_lang_data_in_cgraph): New.
466 (free_lang_data): New.
467 (gate_free_lang_data): New.
468 (pass_ipa_free_lang_data): New.
470 2009-09-03 Diego Novillo <dnovillo@google.com>
472 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
473 * langhooks.h (struct lang_hooks): Add field free_lang_data.
474 (lang_hooks): Remove const qualifier.
475 * ipa.c (cgraph_remove_unreachable_nodes): Call
476 remove_unreachable_alias_pairs.
477 * except.c (add_type_for_runtime): Check if TYPE has
478 already been converted.
479 (lookup_type_for_runtime): Likewise.
480 (check_handled): Handle converted types.
481 * varasm.c (remove_unreachable_alias_pairs): New.
482 * gimple.c: Include demangle.h.
483 (gimple_decl_printable_name): New.
484 (gimple_fold_obj_type_ref): New.
485 * gimple.h (gimple_decl_printable_name): Declare.
486 (gimple_fold_obj_type_ref): Declare.
487 * passes.c (init_optimization_passes): Add pass
488 pass_ipa_free_lang_data.
489 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
490 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
492 2009-09-03 Diego Novillo <dnovillo@google.com>
494 * c-lang.c (lang_hooks): Remove const qualifier.
496 2009-09-02 Loren James Rittle <ljrittle@acm.org>
498 * doc/install.texi (*-*-freebsd*): Update target information.
500 2009-09-02 Anatoly Sokolov <aesok@post.ru>
502 * hard-reg-set.h (call_fixed_regs): Remove.
503 * reginfo.c (call_fixed_regs): Remove.
504 (init_reg_sets_1): Remove initialization of call_fixed_regs.
505 (globalize_reg): Don't use call_fixed_regs.
506 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
509 2009-09-01 Michael Matz <matz@suse.de>
511 * expr.h (emit_storent_insn, expand_expr_real_1,
512 expand_expr_real_2): Declare.
513 * expr.c (emit_storent_insn, expand_expr_real_1,
514 expand_expr_real_2): Export.
515 (store_expr): Setting and evaluating dont_return_target is
517 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
518 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
519 * except.c (expand_resx_expr): Rename to ...
520 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
521 * except.h (expand_resx_stmt): Declare.
522 * stmt.c: Add include gimple.h
523 (expand_asm_expr): Rename to ...
524 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
525 (expand_case): Rewrite to take gimple statement.
526 * tree.h (expand_asm_stmt): Declare.
527 (expand_case): Change prototype.
528 * Makefile.in (stmt.o): Depend on gimple.h.
529 * builtins.c (expand_builtin_synchronize): Build gimple asm
530 statement, not an ASM_EXPR.
531 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
532 gimple_to_tree, release_stmt_tree): Remove.
533 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
534 ggc_free, but hold comparison code and operands separately.
535 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
536 (expand_call_stmt, expand_gimple_stmt_1,
537 expand_gimple_stmt): New helpers.
538 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
539 release_stmt_tree. Call expand_gimple_stmt instead.
540 (expand_gimple_basic_block): Ditto.
542 * calls.c (emit_call_1): Don't look at EH regions here, make
543 fntree parameter useless.
544 (expand_call): New local rettype for TREE_TYPE(exp), use it
545 throughout. Remove local p, use addr instead.
546 Don't look at EH regions here.
548 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
550 * doc/invoke.texi (-fsched-pressure): Document it.
551 (-fsched-reg-pressure-heuristic): Remove it.
553 * reload.c (ira.h): Include.
554 (find_reloads): Add choosing reload on number of small spilled
557 * haifa-sched.c (ira.h): Include.
558 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
559 saved_reg_pressure, curr_reg_live, saved_reg_live,
560 region_ref_regs): New variables.
561 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
562 initiate_reg_pressure_info, setup_ref_regs,
563 initiate_bb_reg_pressure_info, save_reg_pressure,
564 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
566 (setup_insn_reg_pressure_info): New function.
567 (rank_for_schedule): Add pressure checking and insn issue time.
568 Remove comparison of insn reg weights.
569 (ready_sort): Set insn reg pressure info.
570 (update_register_pressure, setup_insn_max_reg_pressure,
571 update_reg_and_insn_max_reg_pressure,
572 sched_setup_bb_reg_pressure_info): New functions.
573 (schedule_insn): Add code for printing and updating reg pressure
575 (find_set_reg_weight, find_insn_reg_weight): Remove.
576 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
577 (debug_ready_list): Print reg pressure info.
578 (schedule_block): Ditto. Check insn issue time.
579 (sched_init): Set up sched_pressure_p. Allocate and set up some
580 reg pressure related info.
581 (sched_finish): Free some reg pressure related info.
582 (fix_tick_ready): Make insn always ready if pressure_p.
583 (init_h_i_d): Don't call find_insn_reg_weight.
584 (haifa_finish_h_i_d): Free insn reg pressure info.
586 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
587 ira_memory_move_cost, ira_class_hard_regs,
588 ira_class_hard_regs_num, ira_no_alloc_regs,
589 ira_available_class_regs, ira_reg_class_cover_size,
590 ira_reg_class_cover, ira_class_translate): Move to ira.h.
592 * ira-lives.c (single_reg_class): Check mode to find how many
593 registers are necessary for operand.
594 (ira_implicitly_set_insn_hard_regs): New.
596 * common.opt (fsched-pressure): New options.
597 (fsched-reg-pressure-heuristic): Remove.
599 * ira.c (setup_eliminable_regset): Rename to
600 ira_setup_eliminable_regset. Make it external.
601 (expand_reg_info): Pass cover class to setup_reg_classes.
602 (ira): Call resize_reg_info instead of allocate_reg_info.
604 * sched-deps.c: Include ira.h.
605 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
606 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
607 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
608 mark_insn_hard_regno_birth, mark_insn_reg_birth,
609 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
610 mark_insn_reg_store, mark_insn_reg_clobber,
611 setup_insn_reg_pressure_info): New.
612 (sched_analyze_1): Update implicit_reg_pending_uses.
613 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
614 Use them to create dependencies. Set insn reg uses and pressure
615 info. Process reg_pending_uses in one place.
616 (free_deps): Free implicit sets.
617 (remove_from_deps): Remove implicit sets if necessary. Check
618 implicit sets when clearing reg_last_in_use.
619 (init_deps_global): Clear implicit_reg_pending_clobbers and
620 implicit_reg_pending_uses.
622 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
623 ira_memory_move_cost, ira_class_hard_regs,
624 ira_class_hard_regs_num, ira_no_alloc_regs,
625 ira_available_class_regs, ira_reg_class_cover_size,
626 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
627 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
628 ira_implicitly_set_insn_hard_regs): New prototypes.
630 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
631 cost_elements_num): New variables.
632 (allocno_costs, total_costs): Rename to costs and
634 (COSTS_OF_ALLOCNO): Rename to COSTS.
635 (allocno_pref): Rename to pref.
636 (allocno_pref_buffer): Rename to pref_buffer.
637 (common_classes): Rename to regno_cover_class.
639 (record_reg_classes): Set allocno attributes only if allocno_p.
640 (record_address_regs): Ditto. Use COST_INDEX instead of
642 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
643 and COSTS_OF_ALLOCNO.
644 (print_costs): Rename to print_allocno_costs.
645 (print_pseudo_costs): New.
646 (process_bb_node_for_costs): Split into 2 functions with new
647 function process_bb_for_costs. Pass BB to process_bb_for_costs.
648 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
649 new parameter dump_file. Use cost_elements_num instead of
650 ira_allocnos_num. Make one iteration if preferred classes were
651 already calculated for scheduler. Make 2 versions of code
652 depending on allocno_p.
653 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
654 regno_cover_class and COSTS instead of common_classes and
656 (init_costs, finish_costs): New.
657 (ira_costs): Set up allocno_p and cost_elements_num. Call
658 init_costs and finish_costs.
659 (ira_set_pseudo_classes): New.
661 * rtl.h (allocate_reg_info): Remove.
662 (resize_reg_info): Change return type.
663 (reg_cover_class): New.
664 (setup_reg_classes): Add new parameter.
666 * sched-int.h (struct deps_reg): New member implicit_sets.
667 (sched_pressure_p, sched_regno_cover_class): New external
669 (INCREASE_BITS): New macro.
670 (struct reg_pressure_data, struct reg_use_data): New.
671 (struct _haifa_insn_data): Remove reg_weight. Add members
672 reg_pressure, reg_use_list, reg_set_list, and
673 reg_pressure_excess_cost_change.
674 (struct deps): New member implicit_sets.
675 (pressure_p): New variable.
676 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
677 (struct reg_pressure_data, struct reg_use_data): New.
678 (INSN_REG_WEIGHT): Remove.
679 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
680 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
682 (sched_init_region_reg_pressure_info,
683 sched_setup_bb_reg_pressure_info): New prototypes.
685 * reginfo.c (struct reg_pref): New member coverclass.
686 (reg_cover_class): New function.
687 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
688 (reg_info_size): New variable.
689 (allocate_reg_info): Make static. Setup reg_info_size.
690 (resize_reg_info): Use reg_info_size. Return flag of resizing.
691 (setup_reg_classes): Add a new parameter. Setup cover class too.
693 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
696 * sched-rgn.c (deps_join): Set up implicit_sets.
697 (schedule_region): Set up region and basic blocks pressure
700 * passes.c (init_optimization_passes): Move
701 pass_subregs_of_mode_init before pass_sched.
703 2009-09-02 Martin Jambor <mjambor@suse.cz>
705 * tree-sra.c (struct access): New field grp_hint.
706 (dump_access): Dump grp_hint.
707 (sort_and_splice_var_accesses): Set grp_hint if a group is read
709 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
710 those which have been specifically read and somehow written to.
711 (propagate_subacesses_accross_link): Set grp_hint of right child and
712 also possibly of the left child.
714 2009-09-02 Jakub Jelinek <jakub@redhat.com>
716 * tree-object-size.c (addr_object_size): Always use object_size_type
717 0 or 2 when determining the pointer pointed object size.
719 2009-09-02 Richard Guenther <rguenther@suse.de>
722 2009-08-31 Richard Guenther <rguenther@suse.de>
724 * builtins.c (fold_builtin_memory_op): Use the alias oracle
725 to query if the memory regions for memmove overlap.
726 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
727 asserts on pointers, instead deal with odd trees.
728 (ptr_derefs_may_alias_p): Likewise.
729 (refs_may_alias_p_1): Constructor bases also never alias.
731 2009-08-01 Christian Bruel <christian.bruel@st.com>
734 2009-07-31 Christian Bruel <christian.bruel@st.com>
735 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
737 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
739 * doc/invoke.texi (-fvar-tracking-assignments): New.
740 (-fvar-tracking-assignments-toggle): New.
741 (-fdump-final-insns=file): Mark filename as optional.
742 (--param min-nondebug-insn-uid): New.
743 (-gdwarf-@{version}): Mention version 4.
744 * opts.c (common_handle_option): Accept it.
745 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
746 * regrename.c (regrename_optimize): Drop last. Don't count debug
747 insns as uses. Don't reject change because of debug insn.
748 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
749 from the chain starter, and check for inexact matches in
751 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
752 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
753 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
754 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
755 * doc/gimple.texi (is_gimple_debug): New.
756 (gimple_debug_bind_p): New.
757 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
758 * doc/install.texi (bootstrap-debug): More details.
759 (bootstrap-debug-big, bootstrap-debug-lean): Document.
760 (bootstrap-debug-lib): More details.
761 (bootstrap-debug-ckovw): Update.
762 (bootstrap-time): New.
763 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
764 (insert_phi_nodes_for): Insert debug stmts.
765 (rewrite_stmt): Take iterator. Insert debug stmts.
766 (rewrite_enter_block): Adjust.
767 (maybe_replace_use_in_debug_stmt): New.
768 (rewrite_update_stmt): Use it.
769 (mark_use_interesting): Return early for debug stmts.
770 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
771 stmts before replacing stmt.
772 (move_computations_stmt): Likewise.
773 * ira-conflicts.c (add_copies): Skip debug insns.
774 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
775 (regstat_bb_compute_ri): Skip debug insns.
776 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
777 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
778 check_loop_closed_ssa_stmt): Skip debug stmts.
779 * tree-tailcall.c (find_tail_calls): Likewise.
780 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
781 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
782 (build_var_debug_value_stat): Declare.
783 (build_var_debug_value): Define.
784 (target_for_debug_bind): Declare.
785 * reload.c (find_equiv_reg): Skip debug insns.
786 * rtlanal.c (reg_used_between_p): Skip debug insns.
787 (side_effects_p): Likewise.
788 (canonicalize_condition): Likewise.
789 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
790 insns never depend on debug insns.
791 (create_ddg_dep_no_link): Likewise.
792 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
793 Don't add inter-loop dependencies for debug insns.
794 (build_intra_loop_deps): Likewise.
795 (create_ddg): Count debug insns.
796 * ddg.h (struct ddg::num_debug): New.
797 (num_backargs): Pair up with previous int field.
798 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
799 -fcompare-debug-second.
800 * final.c (get_attr_length_1): Skip debug insns.
801 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
802 * gcc.c (invoke_as): Call compare-debug-dump-opt.
803 (driver_self_specs): Map -fdump-final-insns to
804 -fdump-final-insns=..
805 (get_local_tick): New.
806 (compare_debug_dump_opt_spec_function): Test for . argument and
807 compute output name. Compute temp output spec without flag name.
808 Compute -frandom-seed.
809 (OPT): Undef after use.
810 * cfgloopanal.c (num_loop_insns): Skip debug insns.
811 (average_num_loop_insns): Likewise.
812 * params.h (MIN_NONDEBUG_INSN_UID): New.
813 * gimple.def (GIMPLE_DEBUG): New.
814 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
815 * auto-inc-dec.c (merge_in_block): Skip debug insns.
816 (merge_in_block): Fix whitespace.
817 * toplev.c (flag_var_tracking): Update comment.
818 (flag_var_tracking_assignments): New.
819 (flag_var_tracking_assignments_toggle): New.
820 (process_options): Don't open final insns dump file if we're not
821 going to write to it. Compute defaults for var_tracking.
822 * df-scan.c (df_insn_rescan_debug_internal): New.
823 (df_uses_record): Handle debug insns.
824 * haifa-sched.c (ready): Initialize n_debug.
825 (contributes_to_priority): Skip debug insns.
826 (dep_list_size): New.
828 (rank_for_schedule): Likewise. Schedule debug insns as soon as
829 they're ready. Disregard previous debug insns to make decisions.
830 (queue_insn): Never queue debug insns.
831 (ready_add, ready_remove_first, ready_remove): Count debug insns.
832 (schedule_insn): Don't reject debug insns because of issue rate.
833 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
834 (queue_to_ready): Skip and discount debug insns.
835 (choose_ready): Let debug insns through.
836 (schedule_block): Check boundary debug insns. Discount debug
837 insns, schedule them early. Adjust whitespace.
838 (set_priorities): Check for boundary debug insns.
839 (add_jump_dependencies): Use dep_list_size.
840 (prev_non_location_insn): New.
842 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
844 (remove_unused_ivs): Reset debug stmts.
845 * modulo-sched.c (const_iteration_count): Skip debug insns.
846 (res_MII): Discount debug insns.
847 (loop_single_full_bb_p): Skip debug insns.
848 (sms_schedule): Likewise.
849 (sms_schedule_by_order): Likewise.
850 (ps_has_conflicts): Likewise.
851 * caller-save.c (refmarker_fn): New.
852 (save_call_clobbered_regs): Replace regs with saved mem in
854 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
855 Call refmarker_fn mark for hardregnos.
856 (mark_reg_as_referenced): New.
857 (replace_reg_with_saved_mem): New.
858 * ipa-pure-const.c (check_stmt): Skip debug stmts.
859 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
861 (cse_extended_basic_block): Skip debug insns.
862 (count_reg_usage): Likewise.
863 (is_dead_reg): New, split out of...
864 (set_live_p): ... here.
865 (insn_live_p): Use it for debug insns.
866 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
867 (execute_optimize_stdarg): Likewise.
868 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
869 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
870 changes in debug stmts as changes.
871 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
872 (moveup_expr): Don't move across debug insns. Don't move
873 debug insn if it would create a bookkeeping block.
874 (moveup_expr_cached): Don't use cache for debug insns that
876 (compute_av_set_inside_bb): Skip debug insns.
877 (sel_rank_for_schedule): Schedule debug insns first. Remove
879 (block_valid_for_bookkeeping_p); Support lax searches.
880 (create_block_for_bookkeeping): Adjust block numbers when
881 encountering debug-only blocks.
882 (find_place_for_bookkeeping): Deal with debug-only blocks.
883 (generate_bookkeeping_insn): Accept no place to insert.
884 (remove_temp_moveop_nops): New argument full_tidying.
885 (prepare_place_to_insert): Deal with debug insns.
886 (advance_state_on_fence): Debug insns don't start cycles.
887 (update_boundaries): Take fence as argument. Deal with
889 (schedule_expr_on_boundary): No full_tidying on debug insns.
890 (fill_insns): Deal with debug insns.
891 (track_scheduled_insns_and_blocks): Don't count debug insns.
892 (need_nop_to_preserve_insn_bb): New, split out of...
893 (remove_insn_from_stream): ... this.
894 (fur_orig_expr_not_found): Skip debug insns.
895 * rtl.def (VALUE): Move up.
897 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
899 (nearest_common_dominator_of_uses): Take debug_stmts argument.
900 Set it if debug stmts are found.
901 (statement_sink_location): Skip debug stmts. Propagate
902 moving defs into debug stmts.
903 * ifcvt.c (first_active_insn): Skip debug insns.
904 (last_active_insns): Likewise.
905 (cond_exec_process_insns): Likewise.
906 (noce_process_if_block): Likewise.
907 (check_cond_move_block): Likewise.
908 (cond_move_convert_if_block): Likewise.
909 (block_jumps_and_fallthru_p): Likewise.
910 (dead_or_predicable): Likewise.
911 * dwarf2out.c (debug_str_hash_forced): New.
912 (find_AT_string): Add comment.
913 (gen_label_for_indirect_string): New.
914 (get_debug_string_label): New.
915 (AT_string_form): Use it.
916 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
917 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
918 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
919 several operations that cannot be represented with DWARF opcodes.
920 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
921 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
922 (dwarf2out_var_location): Take during-call mark into account.
923 (output_indirect_string): Update comment. Output if there are
924 label and references.
925 (prune_indirect_string): New.
926 (prune_unused_types): Call it if debug_str_hash_forced.
927 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
928 (dw_long_long_const): Remove.
929 (struct dw_val_struct): Change val_long_long type to rtx.
930 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
931 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
932 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
933 component instead of HOST_BITS_PER_LONG.
934 (output_loc_operands): Likewise. For const8* assert
935 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
936 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
937 rather than HOST_BITS_PER_LONG is >= 64.
938 (add_AT_long_long): Remove val_hi and val_lo arguments, add
940 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
941 HOST_BITS_PER_LONG for dw_val_class_long_long.
942 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
943 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
944 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
946 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
947 Handle DW_OP_implicit_value.
948 (extract_int): Move prototype earlier.
949 (mem_loc_descriptor): For SUBREG punt if inner
950 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
951 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
952 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
953 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
954 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
955 instead of Pmode size.
956 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
957 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
958 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
959 (concat_loc_descriptor, concatn_loc_descriptor,
960 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
961 (add_location_or_const_value_attribute): Likewise. For single
962 location loc_lists attempt to use add_const_value_attribute
963 for constant decls. Add DW_AT_const_value even if
964 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
966 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
967 (control_flow_insn_p): Likewise.
968 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
970 (separate_decls_in_region_debug_bind): New.
971 (separate_decls_in_region): Process debug bind stmts afterwards.
972 * recog.c (verify_changes): Handle debug insns.
973 (extract_insn): Likewise.
974 (peephole2_optimize): Skip debug insns.
975 * dse.c (scan_insn): Skip debug insns.
976 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
978 (setup_id_for_insn): Handle debug insns.
979 (maybe_tidy_empty_bb): Adjust whitespace.
980 (tidy_control_flow): Skip debug insns.
981 (sel_remove_insn): Adjust for debug insns.
982 (sel_estimate_number_of_insns): Skip debug insns.
983 (create_insn_rtx_from_pattern): Handle debug insns.
984 (create_copy_of_insn_rtx): Likewise.
985 * sel-sched-.h (sel_bb_end): Declare.
986 (sel_bb_empty_or_nop_p): New.
987 (get_all_loop_exits): Use it.
988 (_eligible_successor_edge_p): Likewise.
989 (return_nop_to_pool): Adjust.
990 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
991 * ira-lives.c (process_bb_node_lives): Skip debug insns.
992 * gimple-pretty-print.c (dump_gimple_debug): New.
993 (dump_gimple_stmt): Use it.
994 (dump_bb_header): Skip gimple debug stmts.
995 * regmove.c (optimize_reg_copy_1): Discount debug insns.
996 (fixup_match_2): Likewise.
997 (regmove_backward_pass): Likewise. Simplify combined
998 replacement. Handle debug insns.
999 * function.c (instantiate_virtual_regs): Handle debug insns.
1000 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
1001 * print-rtl.h: Include cselib.h.
1002 (print_rtx): Print VALUEs. Split out and recurse for
1004 * df.h (df_inns_rescan_debug_internal): Declare.
1005 * gcse.c (alloc_hash_table): Estimate n_insns.
1006 (cprop_insn): Don't regard debug insns as changes.
1007 (bypass_conditional_jumps): Skip debug insns.
1008 (one_pre_gcse_pass): Adjust.
1009 (one_code_hoisting_pass): Likewise.
1010 (compute_ld_motion_mems): Skip debug insns.
1011 (one_cprop_pass): Adjust.
1012 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
1013 (if_convertible_stmt_p): Handle debug stmts.
1014 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
1015 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
1016 * ira-build.c (create_bb_allocnos): Skip debug insns.
1017 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
1018 (has_single_use): Likewise.
1019 (single_imm_use): Likewise.
1020 (num_imm_uses): Likewise.
1021 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
1022 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
1023 (create_outofssa_var_map): Likewise.
1024 * lower-subreg.c (adjust_decomposed_uses): New.
1025 (resolve_debug): New.
1026 (decompose_multiword_subregs): Use it.
1027 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
1028 * emit-rtl.c: Include params.h.
1029 (cur_debug_insn_uid): Define.
1030 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
1031 (copy_rtx_if_shared_1): Handle debug insns.
1032 (reset_used_flags): Likewise.
1033 (set_used_flags): LIkewise.
1034 (get_max_insn_count): New.
1035 (next_nondebug_insn): New.
1036 (prev_nondebug_insn): New.
1037 (make_debug_insn_raw): New.
1038 (emit_insn_before_noloc): Handle debug insns.
1039 (emit_jump_insn_before_noloc): Likewise.
1040 (emit_call_insn_before_noloc): Likewise.
1041 (emit_debug_insn_before_noloc): New.
1042 (emit_insn_after_noloc): Handle debug insns.
1043 (emit_jump_insn_after_noloc): Likewise.
1044 (emit_call_insn_after_noloc): Likewise.
1045 (emit_debug_insn_after_noloc): Likewise.
1046 (emit_insn_after): Take loc from earlier non-debug insn.
1047 (emit_jump_insn_after): Likewise.
1048 (emit_call_insn_after): Likewise.
1049 (emit_debug_insn_after_setloc): New.
1050 (emit_debug_insn_after): New.
1051 (emit_insn_before): Take loc from later non-debug insn.
1052 (emit_jump_insn_before): Likewise.
1053 (emit_call_insn_before): Likewise.
1054 (emit_debug_insn_before_setloc): New.
1055 (emit_debug_insn_before): New.
1056 (emit_insn): Handle debug insns.
1057 (emit_debug_insn): New.
1058 (emit_jump_insn): Handle debug insns.
1059 (emit_call_insn): Likewise.
1061 (init_emit): Take min-nondebug-insn-uid into account.
1062 Initialize cur_debug_insn_uid.
1063 (emit_copy_of_insn_after): Handle debug insns.
1064 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
1065 location of single rhs in place.
1066 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
1067 (floor_sdiv_adjust): New.
1068 (cell_sdiv_adjust): New.
1069 (cell_udiv_adjust): New.
1070 (round_sdiv_adjust): New.
1071 (round_udiv_adjust): New.
1072 (wrap_constant): Moved from cselib.
1073 (unwrap_constant): New.
1074 (expand_debug_expr): New.
1075 (expand_debug_locations): New.
1076 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
1078 (gimple_expand_cfg): Expand debug locations.
1079 * cselib.c: Include tree-pass.h.
1080 (struct expand_value_data): New.
1081 (cselib_record_sets_hook): New.
1082 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
1083 (cselib_clear_table): Move, and implemnet in terms of...
1084 (cselib_reset_table_with_next_value): ... this.
1085 (cselib_get_next_unknown_value): New.
1086 (discard_useless_locs): Don't discard preserved values.
1087 (cselib_preserve_value): New.
1088 (cselib_preserved_value_p): New.
1089 (cselib_preserve_definitely): New.
1090 (cselib_clear_preserve): New.
1091 (cselib_preserve_only_values): New.
1092 (new_cselib_val): Take rtx argument. Dump it in details.
1093 (cselib_lookup_mem): Adjust.
1094 (expand_loc): Take regs_active in struct. Adjust. Silence
1095 dumps unless details are requested.
1096 (cselib_expand_value_rtx_cb): New.
1097 (cselib_expand_value_rtx): Rename and reimplment in terms of...
1098 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
1099 without details. Copy more subregs. Try to resolve values
1100 using a callback. Wrap constants.
1101 (cselib_subst_to_values): Adjust.
1102 (cselib_log_lookup): New.
1103 (cselib_lookup): Call it.
1104 (cselib_invalidate_regno): Don't count preserved values as
1106 (cselib_invalidate_mem): Likewise.
1107 (cselib_record_set): Likewise.
1108 (struct set): Renamed to cselib_set, moved to cselib.h.
1109 (cselib_record_sets): Adjust. Call hook.
1110 (cselib_process_insn): Reset table when it would be cleared.
1111 (dump_cselib_val): New.
1112 (dump_cselib_table): New.
1113 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
1114 (remove_forwarder_block): Support moving debug stmts.
1115 * cselib.h (cselib_record_sets_hook): Declare.
1116 (cselib_expand_callback): New type.
1117 (cselib_expand_value_rtx_cb): Declare.
1118 (cselib_reset_table_with_next_value): Declare.
1119 (cselib_get_next_unknown_value): Declare.
1120 (cselib_preserve_value): Declare.
1121 (cselib_preserved_value_p): Declare.
1122 (cselib_preserve_only_values): Declare.
1123 (dump_cselib_table): Declare.
1124 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
1125 (try_crossjump_to_edge): Likewise.
1126 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
1127 dominated blocks when debug stmts are present.
1128 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
1129 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
1130 (set_var_live_on_entry): Likewise.
1131 * loop-invariant.c (find_invariants_bb): Skip debug insns.
1132 * cfglayout.c (curr_location, last_location): Make static.
1133 (set_curr_insn_source_location): Don't avoid bouncing.
1134 (get_curr_insn_source_location): New.
1135 (get_curr_insn_block): New.
1136 (duplicate_insn_chain): Handle debug insns.
1137 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
1139 * common.opt (fcompare-debug): Move to sort order.
1140 (fdump-unnumbered-links): Likewise.
1141 (fvar-tracking-assignments): New.
1142 (fvar-tracking-assignments-toggle): New.
1143 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
1144 because of debug stmts.
1145 (mark_stmt_if_obviously_necessary): Mark debug stmts.
1146 (eliminate_unnecessary_stmts): Walk dominated blocks before
1148 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
1149 * ira.c (memref_used_between_p): Skip debug insns.
1150 (update_equiv_regs): Likewise.
1151 * sched-deps.c (sd_lists_size): Accept empty list.
1152 (sd_init_insn): Mark debug insns.
1153 (sd_finish_insn): Unmark them.
1154 (sd_add_dep): Reject non-debug deps on debug insns.
1155 (fixup_sched_groups): Give debug insns group treatment.
1157 (sched_analyze_reg): Don't mark debug insns for sched before call.
1158 (sched_analyze_2): Handle debug insns.
1159 (sched_analyze_insn): Compute next non-debug insn. Handle debug
1161 (deps_analyze_insn): Handle debug insns.
1162 (deps_start_bb): Skip debug insns.
1163 (init_deps): Initialize last_debug_insn.
1164 * tree-ssa.c (target_for_debug_bind): New.
1165 (find_released_ssa_name): New.
1166 (propagate_var_def_into_debug_stmts): New.
1167 (propagate_defs_into_debug_stmts): New.
1168 (verify_ssa): Skip debug bind stmts without values.
1169 (warn_uninialized_vars): Skip debug stmts.
1170 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
1171 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
1172 (rtx_equal_p): Likewise.
1173 * ira-costs.c (scan_one_insn): Skip debug insns.
1174 (process_bb_node_for_hard_reg_moves): Likewise.
1175 * rtl.h (DEBUG_INSN_P): New.
1176 (NONDEBUG_INSN_P): New.
1177 (MAY_HAVE_DEBUG_INSNS): New.
1178 (INSN_P): Accept debug insns.
1179 (RTX_FRAME_RELATED_P): Likewise.
1180 (INSN_DELETED_P): Likewise
1181 (PAT_VAR_LOCATION_DECL): New.
1182 (PAT_VAR_LOCATION_LOC): New.
1183 (PAT_VAR_OCATION_STATUS): New.
1184 (NOTE_VAR_LOCATION_DECL): Reimplement.
1185 (NOTE_VAR_LOCATION_LOC): Likewise.
1186 (NOTE_VAR_LOCATION_STATUS): Likewise.
1187 (INSN_VAR_LOCATION): New.
1188 (INSN_VAR_LOCATION_DECL): New.
1189 (INSN_VAR_LOCATION_LOC): New.
1190 (INSN_VAR_LOCATION_STATUS): New.
1191 (gen_rtx_UNKNOWN_VAR_LOC): New.
1192 (VAR_LOC_UNKNOWN_P): New.
1193 (NOTE_DURING_CALL_P): New.
1194 (SCHED_GROUP_P): Accept debug insns.
1195 (emit_debug_insn_before): Declare.
1196 (emit_debug_insn_before_noloc): Declare.
1197 (emit_debug_insn_beore_setloc): Declare.
1198 (emit_debug_insn_after): Declare.
1199 (emit_debug_insn_after_noloc): Declare.
1200 (emit_debug_insn_after_setloc): Declare.
1201 (emit_debug_insn): Declare.
1202 (make_debug_insn_raw): Declare.
1203 (prev_nondebug_insn): Declare.
1204 (next_nondebug_insn): Declare.
1205 (delegitimize_mem_from_attrs): Declare.
1206 (get_max_insn_count): Declare.
1207 (wrap_constant): Declare.
1208 (unwrap_constant): Declare.
1209 (get_curr_insn_source_location): Declare.
1210 (get_curr_insn_block): Declare.
1211 * tree-inline.c (insert_debug_decl_map): New.
1212 (processing_debug_stmt): New.
1213 (remap_decl): Don't create new mappings in debug stmts.
1214 (remap_gimple_op_r): Don't add references in debug stmts.
1215 (copy_tree_body_r): Likewise.
1216 (remap_gimple_stmt): Handle debug bind stmts.
1217 (copy_bb): Skip debug stmts.
1218 (copy_edges_for_bb): Likewise.
1219 (copy_debug_stmt): New.
1220 (copy_debug_stmts): New.
1221 (copy_body): Copy debug stmts at the end.
1222 (insert_init_debug_bind): New.
1223 (insert_init_stmt): Take id. Skip and emit debug stmts.
1224 (setup_one_parameter): Remap variable earlier, register debug
1226 (estimate_num_insns): Skip debug stmts.
1227 (expand_call_inline): Preserve debug_map.
1228 (optimize_inline_calls): Check for no debug_stmts left-overs.
1229 (unsave_expr_now): Preserve debug_map.
1230 (copy_gimple_seq_and_replace_locals): Likewise.
1231 (tree_function_versioning): Check for no debug_stmts left-overs.
1232 Init and destroy debug_map as needed. Split edges unconditionally.
1233 (build_duplicate_type): Init and destroy debug_map as needed.
1234 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1235 (struct copy_body_data): Add debug_stmts and debug_map.
1236 * sched-int.h (struct ready_list): Add n_debug.
1237 (struct deps): Add last_debug_insn.
1238 (DEBUG_INSN_SCHED_P): New.
1239 (BOUNDARY_DEBUG_INSN_P): New.
1240 (SCHEDULE_DEBUG_INSN_P): New.
1241 (sd_iterator_cond): Accept empty list.
1242 * combine.c (create_log_links): Skip debug insns.
1243 (combine_instructions): Likewise.
1244 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1245 return value is always unshared.
1246 (struct rtx_subst_pair): New.
1247 (auto_adjust_pair): New.
1248 (propagate_for_debug_subst): New.
1249 (propagate_for_debug): New.
1250 (try_combine): Skip debug insns. Propagate removed defs into
1252 (next_nonnote_nondebug_insn): New.
1253 (distribute_notes): Use it. Skip debug insns.
1254 (distribute_links): Skip debug insns.
1255 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1256 * resource.c (mark_target_live_regs): Likewise.
1257 * var-tracking.c: Include cselib.h and target.h.
1258 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1260 (micro_operation_type_name): New.
1261 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1262 (struct micro_operation_def): Update comments.
1263 (decl_or_value): New type. Use instead of decls.
1264 (struct emit_note_data_def): Add vars.
1265 (struct attrs_def): Use decl_or_value.
1266 (struct variable_tracking_info_def): Add permp, flooded.
1267 (struct location_chain_def): Update comment.
1268 (struct variable_part_def): Use decl_or_value.
1269 (struct variable_def): Make var_part a variable length array.
1271 (scratch_regs): New.
1272 (cselib_hook_called): New.
1273 (dv_is_decl_p): New.
1274 (dv_is_value_p): New.
1277 (dv_as_opaque): New.
1278 (dv_onepart_p): New.
1280 (IS_DECL_CODE): New.
1281 (check_value_is_not_decl): New.
1282 (dv_from_decl): New.
1283 (dv_from_value): New.
1284 (dv_htab_hash): New.
1285 (variable_htab_hash): Use it.
1286 (variable_htab_eq): Support values.
1287 (variable_htab_free): Free from the right pool.
1288 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1289 (attrs_list_union): Adjust.
1290 (attrs_list_mpdv_union): New.
1291 (tie_break_pointers): New.
1292 (canon_value_cmp): New.
1293 (unshare_variable): Return possibly-modified slot.
1294 (vars_copy_1): Adjust.
1295 (var_reg_decl_set): Adjust. Split out of...
1296 (var_reg_set): ... this.
1297 (get_init_value): Adjust.
1298 (var_reg_delete_and_set): Adjust.
1299 (var_reg_delete): Adjust.
1300 (var_regno_delete): Adjust.
1301 (var_mem_decl_set): Split out of...
1302 (var_mem_set): ... this.
1303 (var_mem_delete_and_set): Adjust.
1304 (var_mem_delete): Adjust.
1308 (variable_union): Adjust. Speed up merge of 1-part vars.
1309 (variable_canonicalize): Use unshared slot.
1310 (VALUED_RECURSED_INTO): New.
1311 (find_loc_in_1pdv): New.
1312 (struct dfset_merge): New.
1313 (insert_into_intersection): New.
1314 (intersect_loc_chains): New.
1316 (canonicalize_loc_order_check): New.
1317 (canonicalize_values_mark): New.
1318 (canonicalize_values_star): New.
1319 (variable_merge_over_cur): New.
1320 (variable_merge_over_src): New.
1321 (dataflow_set_merge): New.
1322 (dataflow_set_equiv_regs): New.
1323 (remove_duplicate_values): New.
1324 (struct dfset_post_merge): New.
1325 (variable_post_merge_new_vals): New.
1326 (variable_post_merge_perm_vals): New.
1327 (dataflow_post_merge_adjust): New.
1328 (find_mem_expr_in_1pdv): New.
1329 (dataflow_set_preserve_mem_locs): New.
1330 (dataflow_set_remove_mem_locs): New.
1331 (dataflow_set_clear_at_call): New.
1332 (onepart_variable_different_p): New.
1333 (variable_different_p): Use it.
1334 (dataflow_set_different_1): Adjust. Make detailed dump
1336 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1338 (track_loc_p): Pass it true.
1339 (struct count_use_info): New.
1340 (find_use_val): New.
1341 (replace_expr_with_values): New.
1343 (use_type): New, partially split out of...
1344 (count_uses): ... this. Count new micro-ops.
1345 (count_uses_1): Adjust.
1346 (count_stores): Adjust.
1347 (count_with_sets): New.
1348 (VAL_NEEDS_RESOLUTION): New.
1349 (VAL_HOLDS_TRACK_EXPR): New.
1350 (VAL_EXPR_IS_COPIED): New.
1351 (VAL_EXPR_IS_CLOBBERED): New.
1352 (add_uses): Adjust. Generate new micro-ops.
1353 (add_uses_1): Adjust.
1354 (add_stores): Generate new micro-ops.
1355 (add_with_sets): New.
1356 (find_src_status): Adjust.
1357 (find_src_set_src): Adjust.
1358 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1359 Handle new micro-ops. Canonicalize value equivalances.
1360 (vt_find_locations): Compute total size of hash tables for
1361 dumping. Perform merge for var-tracking-assignments. Don't
1362 disregard single-block loops.
1363 (dump_attrs_list): Handle decl_or_value.
1364 (dump_variable): Take variable. Deal with decl_or_value.
1365 (dump_variable_slot): New.
1366 (dump_vars): Use it.
1367 (dump_dataflow_sets): Adjust.
1368 (set_slot_part): New, extended to support one-part variables
1369 after splitting out of...
1370 (set_variable_part): ... this.
1371 (clobber_slot_part): New, split out of...
1372 (clobber_variable_part): ... this.
1373 (delete_slot_part): New, split out of...
1374 (delete_variable_part): .... this.
1375 (check_wrap_constant): New.
1376 (vt_expand_loc_callback): New.
1377 (vt_expand_loc): New.
1378 (emit_note_insn_var_location): Adjust. Handle values. Handle
1379 EMIT_NOTE_AFTER_CALL_INSN.
1380 (emit_notes_for_differences_1): Adjust. Handle values.
1381 (emit_notes_for_differences_2): Likewise.
1382 (emit_notes_for_differences): Adjust.
1383 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
1384 notes. Adjust. Handle new micro-ops.
1385 (vt_add_function_parameters): Adjust. Create and bind values.
1386 (vt_initialize): Adjust. Initialize scratch_regs and
1387 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1388 operations. Move some code to count_with_sets and add_with_sets.
1389 (delete_debug_insns): New.
1390 (vt_debug_insns_local): New.
1391 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1393 (var_tracking_main): If var-tracking-assignments is enabled
1394 but var-tracking isn't, delete debug insns and leave. Likewise
1395 if we exceed limits or fail the stack adjustments tests, and
1396 after all var-tracking processing.
1397 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1398 (dataflow_set): Add traversed_vars.
1399 (value_chain, const_value_chain): New typedefs.
1400 (value_chain_pool, value_chains): New variables.
1401 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1402 add_value_chains, add_cselib_value_chains, remove_value_chain,
1403 remove_value_chains, remove_cselib_value_chains): New functions.
1404 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1405 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1407 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1408 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1409 (dst_can_be_shared): New variable.
1410 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1411 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1412 different from set->vars, look up slot again instead of using the
1414 (dataflow_set_init): Initialize traversed_vars.
1415 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1416 lookup if set->vars is shared. Don't keep slot cleared before
1417 calling unshare_variable. Unshare set->vars if needed. Adjust
1418 unshare_variable callers. Clear dst_can_be_shared if needed.
1419 Even ->refcount == 1 vars must be unshared if set->vars is shared
1420 and var needs to be modified.
1421 (dataflow_set_union): Set traversed_vars during canonicalization.
1422 (VALUE_CHANGED, DECL_CHANGED): Define.
1423 (set_dv_changed, dv_changed_p): New static inlines.
1424 (track_expr_p): Clear DECL_CHANGED.
1425 (dump_dataflow_sets): Set it.
1426 (variable_was_changed): Call set_dv_changed.
1427 (emit_note_insn_var_location): Likewise.
1428 (changed_variables_stack): New variable.
1429 (check_changed_vars_1, check_changed_vars_2): New functions.
1430 (emit_notes_for_changes): Do nothing if changed_variables is
1431 empty. Traverse changed_variables with check_changed_vars_1,
1432 call check_changed_vars_2 on each changed_variables_stack entry.
1433 (emit_notes_in_bb): Add SET argument. Just clear it at the
1434 beginning, use it instead of local &set, don't destroy it at the
1436 (vt_emit_notes): Call dataflow_set_clear early on all
1437 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1438 computed set, dataflow_set_clear also VTI(bb)->in when we are
1439 done with the basic block. Initialize changed_variables_stack,
1440 free it afterwards. If ENABLE_CHECKING verify that after noting
1441 differences to an empty set value_chains hash table is empty.
1442 (vt_initialize): Initialize value_chains and value_chain_pool.
1443 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1444 (variable_tracking_main): Call dump_dataflow_sets before calling
1445 vt_emit_notes, not after it.
1446 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1447 (propagate_var_def_into_debug_stmts): Declare.
1448 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1449 (df_set_note): Reject debug insns.
1450 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1451 add notes to debug insns.
1452 (df_note_bb_compute): Adjust. Likewise.
1453 (df_simulate_uses): Skip debug insns.
1454 (df_simulate_initialize_backwards): Likewise.
1455 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1456 (subst_stack_regs_pat): Reject debug insns.
1457 (convert_regs_1): Handle debug insns.
1458 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1459 (print-rtl.o): Depend on cselib.h.
1460 (cselib.o): Depend on TREE_PASS_H.
1461 (var-tracking.o): Depend on cselib.h and TARGET_H.
1462 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
1464 (init_ready_list): Skip boundary debug insns.
1465 (add_branch_dependences): Skip debug insns.
1466 (free_block_dependencies): Check for blocks with only debug
1468 (compute_priorities): Likewise.
1469 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1470 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1472 (gimple_build_debug_bind_stat): New.
1473 (empty_body_p): Skip debug stmts.
1474 (gimple_has_side_effects): Likewise.
1475 (gimple_rhs_has_side_effects): Likewise.
1476 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1477 (gimple_build_debug_bind_stat): Declare.
1478 (gimple_build_debug_bind): Define.
1479 (is_gimple_debug): New.
1480 (gimple_debug_bind_p): New.
1481 (gimple_debug_bind_get_var): New.
1482 (gimple_debug_bind_get_value): New.
1483 (gimple_debug_bind_get_value_ptr): New.
1484 (gimple_debug_bind_set_var): New.
1485 (gimple_debug_bind_set_value): New.
1486 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1487 (gimple_debug_bind_reset_value): New.
1488 (gimple_debug_bind_has_value_p): New.
1489 (gsi_next_nondebug): New.
1490 (gsi_prev_nondebug): New.
1491 (gsi_start_nondebug_bb): New.
1492 (gsi_last_nondebug_bb): New.
1493 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1494 (print_insn): Handle DEBUG_INSN.
1495 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1496 of first insn prevail.
1497 (first_stmt): Skip debug stmts.
1498 (first_non_label_stmt): Likewise.
1499 (last_stmt): Likewise.
1500 (has_zero_uses_1): New.
1501 (single_imm_use_1): New.
1502 (verify_gimple_debug): New.
1503 (verify_types_in_gimple_stmt): Handle debug stmts.
1504 (verify_stmt): Likewise.
1505 (debug_loop_num): Skip debug stmts.
1506 (remove_edge_and_dominated_blocks): Remove dominators last.
1507 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
1509 (linearize_expr): Likewise.
1510 * config/i386/i386.c (ix86_delegitimize_address): Call
1511 default implementation.
1512 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
1514 (group_barrier_needed): Skip debug insns.
1515 (emit_insn_group_barriers): Likewise.
1516 (emit_all_insn_group_barriers): Likewise.
1517 (ia64_variable_issue): Handle debug insns.
1518 (ia64_dfa_new_cycle): Likewise.
1519 (final_emit_insn_group_barriers): Skip debug insns.
1520 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1521 def cfa without frame.
1522 (process_set): Likewise.
1523 (process_for_unwind_directive): Pass frame on.
1524 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1525 (rs6000_delegitimize_address): New.
1526 (rs6000_debug_adjust_cost): Handle debug insns.
1527 (is_microcoded_insn): Likewise.
1528 (is_cracked_insn): Likewise.
1529 (is_nonpipeline_insn): Likewise.
1530 (insn_must_be_first_in_group): Likewise.
1531 (insn_must_be_last_in_group): Likewise.
1532 (force_new_group): Likewise.
1533 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1534 contains only debug insns.
1535 (rtl_merge_blocks): Skip debug insns.
1536 (purge_dead_edges): Likewise.
1537 (rtl_block_ends_with_call_p): Skip debug insns.
1538 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1539 (mark_reg_dependencies): Skip debug insns.
1540 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1541 * tree-ssanames.c (release_ssa_name): Propagate def into
1543 * tree-ssa-threadedge.c
1544 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1545 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1546 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1547 (copyprop_hardreg_forward_1): Handle debug insns.
1548 * reload1.c (reload): Skip debug insns. Replace unassigned
1549 pseudos in debug insns with their equivalences.
1550 (eliminate_regs_in_insn): Skip debug insns.
1551 (emit_input_reload_insns): Skip debug insns at first, adjust
1553 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1554 (get_indirect_ref_operands): Pass opf_no_vops on.
1555 (get_expr_operands): Likewise. Skip debug stmts.
1556 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1558 2009-09-01 Richard Henderson <rth@redhat.com>
1560 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1561 stmt_ends_pp_p statements at least once.
1562 * tree-vrp.c (vrp_initialize): Likewise.
1563 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1565 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1568 Fix AIX bootstrap after PR debug/30161
1569 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1570 that is a GNU extension.
1571 (tmpl_value_parm_die_table): Move the definition of this global
1572 outside #ifdef DWARF2_DEBUGGING_INFO region.
1574 2009-09-01 Richard Guenther <rguenther@suse.de>
1576 * tree.c (tree_expr_size): New function.
1577 * tree.h (tree_expr_size): Declare.
1578 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1579 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1580 * langhooks.c (lhd_expr_size): Remove.
1581 * langhooks.h (struct lang_hooks): Remove expr_size.
1582 * explow.c (expr_size): Use tree_expr_size.
1583 (int_expr_size): Likewise.
1584 * langhooks-def.h (lhd_expr_size): Remove.
1585 (LANG_HOOKS_EXPR_SIZE): Likewise.
1586 (LANG_HOOKS_INITIALIZER): Adjust.
1588 2009-09-01 Richard Guenther <rguenther@suse.de>
1590 * tree-flow.h (mark_addressable): Move declaration ...
1591 * tree.h (mark_addressable): ... here.
1592 * stmt.c (expand_asm_operands): Use mark_addressable, not
1593 lang_hooks.mark_addressable.
1594 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1595 LANG_HOOKS_MARK_ADDRESSABLE.
1596 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1597 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1599 2009-08-31 Chris Demetriou <cgd@google.com>
1601 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1602 vectorize if not TARGET_SSE2.
1604 2009-08-31 DJ Delorie <dj@redhat.com>
1606 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1607 registers if no coprocessor is enabled.
1609 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1612 * cgraph.h (cgraph_get_node): Declare ...
1613 * cgraph.c (cgraph_get_node): ... new function.
1614 * dwarf2out.c (gen_generic_params_dies,
1615 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1616 make_ith_pack_parameter_name,
1617 append_entry_to_tmpl_value_parm_die_table,
1618 gen_remaining_tmpl_value_param_die_attribute): New functions.
1619 (gen_subprogram_die): Generate debug info for template parameters
1620 if debug info level is higher than DINFO_LEVEL_TERSE.
1621 Use tree_add_const_value_attribute_for_decl instead of
1622 tree_add_const_value_attribute.
1623 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1624 instead of tree_add_const_value_attribute.
1625 (gen_struct_or_union_type_die): Generate debug
1626 info for template parameters if debug info level is higher than
1628 (tree_add_const_value_attribute): Handle integral and pointer
1629 constants. Update comment.
1630 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1631 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1632 (reference_to_unused): Fix thinko. Remove redundant predicates from
1634 (tree_add_const_value_attribute): Make this work for constant
1636 tree_add_const_value_attribute_for_decl is to be used for variable
1638 (add_location_or_const_value_attribute): Use
1639 tree_add_const_value_attribute_for_decl now.
1640 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1641 DW_TAG_template_value_param DIEs after function DIEs have been
1643 * langhooks.h (lang_hooks_for_types): Add
1644 get_argument_pack_elems.
1645 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1646 (lang_hooks): Added get_innermost_generic_parms,
1647 get_innermost_generic_args.
1648 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1649 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1650 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1651 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1653 2009-08-31 DJ Delorie <dj@redhat.com>
1655 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1656 it once we start generating the prologue or epilogue.
1657 (mep_call_saves_register): If the frame is locked, re-use
1659 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1660 (mep_expand_prologue): Call it.
1661 (mep_expand_epilogue): Likewise.
1662 (mep_start_function): Use the same logic as mep_expand_prologue.
1663 (mep_pass_by_reference): Make logic more readable.
1664 (mep_return_in_memory): Zero-sized objects are passed in memory.
1665 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1667 2009-08-31 Richard Guenther <rguenther@suse.de>
1669 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1670 to query if the memory regions for memmove overlap.
1671 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1672 asserts on pointers, instead deal with odd trees.
1673 (ptr_derefs_may_alias_p): Likewise.
1674 (refs_may_alias_p_1): Constructor bases also never alias.
1676 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1678 * doc/install.texi (Final install): Adjust reference on where to
1679 order printed manuals.
1681 2009-08-30 Olivier Hainque <hainque@adacore.com>
1683 * dwarf2out.c (switch_to_frame_table_section): Move
1684 definition prior to first use.
1686 2009-08-30 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/41186
1689 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1690 (ao_ref_init_from_ptr_and_size): New function.
1691 (ref_maybe_used_by_call_p_1): Be more precise tracking
1692 used ranges for builtin functions.
1693 (ref_maybe_used_by_call_p): Adjust.
1694 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1695 ranges for builtin functions.
1696 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1698 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1701 * fwprop.c (get_reg_use_in): Delete.
1702 (free_load_extend): New function.
1703 (forward_propagate_subreg): Use it.
1705 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1707 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1709 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1712 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1715 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1717 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1718 fini or fini_array section.
1720 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1722 * graphite-dependences.c (graphite_legal_transform_bb): Call
1723 pbb_remove_duplicate_pdrs.
1724 * graphite-poly.c (can_collapse_pdr): Removed.
1725 (pdr_find_duplicate): Removed.
1726 (can_collapse_pdrs): New.
1727 (pbb_remove_duplicate_pdrs): New.
1728 (new_poly_dr): Do not look for duplicates.
1729 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1730 (PBB_PDR_DUPLICATES_REMOVED): New.
1731 (pbb_remove_duplicate_pdrs): Declared.
1733 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1735 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1736 the strides by multiplying by PDR_NB_REFS.
1737 * graphite-poly.c (can_collapse_pdr): New.
1738 (pdr_find_duplicate): New.
1739 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1740 Initialize PDR_NB_REFS.
1741 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1743 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1745 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1748 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1751 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1753 * graphite-dependences.c (pddr_original_scattering): Return NULL
1754 for read-read dependence relations.
1755 * graphite-poly.h (enum poly_dr_type): Fix comment.
1758 (pdr_may_write_p): New.
1760 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1762 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1763 (struct poly_dr): Same.
1764 (new_poly_dr): Same.
1765 * graphite-poly.c (new_poly_dr): Same.
1766 * graphite-dependences.c (dot_deps): Disable call to system.
1768 2009-08-28 Cary Coutant <ccoutant@google.com>
1771 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1772 struct/union/enum types local to a function.
1774 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1775 Sebastian Pop <sebastian.pop@amd.com>
1777 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1778 pbb_strip_mine_time_depth. Changed the implementation so that
1779 transformation is expressed as a transformation on
1780 time (scatttering) dimensions. Also, ensures that the 2d+1
1781 scheduling format is preserved.
1782 (pbb_strip_mine_profitable_p): Profitability is based on the
1783 iteration number of a given time (scattering) dimension,
1784 and not on a original loop depth dimension.
1785 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1786 (pbb_do_strip_mine): Call psct_dynamic_dim.
1787 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1788 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1789 (pbb_nb_dynamic_scattering_transform): New.
1790 (psct_dynamic_dim): New.
1792 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1794 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1795 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1796 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1797 * graphite-interchange.c (build_linearized_memory_access): Same.
1798 (memory_stride_in_loop): Same.
1800 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1802 * graphite-dependences.c (pddr_original_scattering): New.
1803 (graphite_legal_transform_dr): Call pddr_original_scattering.
1806 * graphite-dependences.h (dot_deps): Declared.
1807 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1808 (print_pdr): Print PDR_ID.
1809 * graphite-poly.h (struct poly_dr): Add field id.
1812 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1814 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1816 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1817 not delete the original dependence relation.
1819 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1821 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1822 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1823 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1824 (free_poly_ddr): New.
1825 (pddr_is_empty): New.
1826 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1827 (dependence_polyhedron): Same. Remove useless gcc_assert.
1829 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1830 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1831 * graphite-dependences.h (enum poly_dependence_kind): New.
1832 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1833 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1834 (PDRP_SINK): Renamed PDDR_SINK.
1835 (PDRP_DDP): Renamed PDDR_DDP.
1837 (free_poly_ddr): Declared.
1838 * graphite-poly.c (new_scop): Use the new hash function names.
1839 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1840 into original_pddrs.
1841 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1843 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1845 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1846 bounds with LT_EXPR to make niter analysis more precise on code
1847 generated by Graphite.
1849 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1851 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1852 (graphite_legal_transform_bb): Same.
1853 (poly_drs_may_alias_p): Same.
1855 2009-08-28 Richard Guenther <rguenther@suse.de>
1857 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1859 2009-08-28 Jan Beulich <jbeulich@novell.com>
1861 * config/i386/netware.c: Include langhooks.h.
1862 (i386_nlm_encode_section_info): Simplify.
1863 (netware_override_options): Delete.
1864 * config/i386/netware.h (netware_override_options): Delete
1866 (OVERRIDE_OPTIONS): Delete definition.
1867 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1868 (ASM_COMMENT_START): Define.
1869 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1871 2009-08-28 Jan Beulich <jbeulich@novell.com>
1873 * configure.ac: For in-tree ld, do a plain version check to
1874 determine whether comdat groups are supported.
1875 * configure: Regenerate.
1877 2009-08-28 Olivier Hainque <hainque@adacore.com>
1879 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1880 always defined. Reflect definition or absence of such for
1881 COLLECT_EXPORT_LIST. Readability helper.
1882 (scanfilter): New enum, to help control what symbols
1883 are to be considered or ignored by scan_prog_file.
1884 (enum pass): Rename as "scanpass", moved together with scanfilter
1885 prior to scan_prog_file's prototype.
1886 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1887 Group prototype with the scanpass/scanfilter definitions, factorize
1888 head comments for the several implementations at the prototype.
1889 (main): Reorganize the first pass link control to let AIX
1890 drag only the needed frame tables in executables. Prevent
1891 frame tables collection during the scan aimed at static ctors.
1892 Pre-link and scan for frame tables later to compensate.
1893 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1894 A C statement to issue assembly directives that create a reference
1895 to the given DWARF table identifier label from the current function
1897 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
1898 to differentiate first time section entry. Only emit a .data
1899 tables start identifier label the first time around.
1900 (switch_to_frame_table_section): New function. Helper for
1901 output_call_frame_info to switch possibly BACK into the eh_frame
1902 or the debug_frame section depending on FOR_EH.
1903 (output_call_frame_info): Use helper to first enter the proper
1905 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
1906 emit a link to the frame table start label from each function
1908 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1909 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
1910 * config/rs6000/rs6000-protos.h: Declare it.
1911 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
1913 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1915 * config/sh/sh.c (split_branches): Check the result of
1918 2009-08-27 Steve Ellcey <sje@cup.hp.com>
1920 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
1921 using -pthread -fopenmp
1923 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1925 * doc/service.texi (service directory): Update URL.
1927 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
1929 PR rtl-optimization/40861
1930 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
1931 extract word from a multi-word subreg for negative byte positions.
1933 2009-08-27 Tristan Gingold <gingold@adacore.com>
1934 Douglas B Rupp <rupp@gnat.com>
1936 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
1937 (SECTION_VMS_OVERLAY): Define.
1938 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
1940 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
1942 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
1943 common_object declarations.
1944 (ia64_section_type_flags): Set section flag for common_object.
1945 * config/ia64/ia64-protos.h
1946 (ia64_vms_output_aligned_decl_common): Declare.
1947 (ia64_vms_elf_asm_named_section): Declare.
1949 2009-08-27 Michael Matz <matz@suse.de>
1951 * expr.c (expand_expr_real_2): New function taking exploded
1952 unary or binary expression, split out from ...
1953 (expand_expr_real_1): ... here. Move over all unary/binary
1954 switch parts to above function, in particular these codes:
1955 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
1956 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
1957 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
1958 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
1959 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
1960 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
1961 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
1962 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
1963 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
1964 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
1965 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
1966 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
1967 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
1968 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
1969 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
1970 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
1971 VEC_PACK_FIX_TRUNC_EXPR.
1972 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
1975 2009-08-27 Richard Guenther <rguenther@suse.de>
1977 * gengtype.c (main): Handle uint64_t.
1978 * ipa-utils.c (get_base_var): Indent properly.
1979 * tree-ssa-live.c (debug_scope_block): New function.
1980 * tree-flow.h (debug_scope_block): Declare.
1981 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
1982 * basic-block.h (enum profile_status): Rename to
1983 enum profile_status_d.
1984 (x_profile_status): Adjust type.
1986 2009-08-27 Dodji Seketeli <dodji@redhat.com>
1989 * dwarf2out.c (get_context_die): Declare this static function.
1990 (gen_type_die_with_usage): Make sure a DIE is a generated for
1991 the context of a typedef.
1993 2009-08-26 Anatoly Sokolov <aesok@post.ru>
1995 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
1998 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
2000 * config/mips/mips-protos.h (mips_output_sync): Declare.
2001 (mips_sync_loop_insns): Likewise.
2002 (mips_output_sync_loop): Replace first two parameters with an rtx.
2003 * config/mips/mips.c (mips_multi_member): New structure.
2004 (mips_multi_members): New variable.
2005 (mips_multi_start): New function.
2006 (mips_multi_add): Likewise.
2007 (mips_multi_add_insn): Likewise.
2008 (mips_multi_add_label): Likewise.
2009 (mips_multi_last_index): Likewise.
2010 (mips_multi_copy_insn): Likewise.
2011 (mips_multi_set_operand): Likewise.
2012 (mips_multi_write): Likewise.
2013 (mips_print_operand_punctuation): Remove '%|' and '%-'.
2014 (mips_init_print_operand_punct): Update accordingly.
2015 (mips_start_ll_sc_sync_block): New function.
2016 (mips_end_ll_sc_sync_block): Likewise.
2017 (mips_output_sync): Likewise.
2018 (mips_sync_insn1_template): Likewise.
2019 (mips_sync_insn2_template): Likewise.
2020 (mips_get_sync_operand): Likewise.
2021 (mips_process_sync_loop): Likewise.
2022 (mips_output_sync_loop): Use mips_process_sync_loop.
2023 (mips_sync_loop_insns): New function.
2024 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
2025 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2026 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
2027 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
2028 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
2029 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
2030 (MIPS_SYNC_OLD_OP_12): Likewise.
2031 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
2032 (MIPS_SYNC_NEW_OP_12): Likewise.
2033 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
2034 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
2035 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
2036 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
2037 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
2038 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
2039 * config/mips/mips.md (sync_mem): New attribute.
2040 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
2041 (sync_exclusive_mask, sync_required_oldval): Likewise.
2042 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
2043 (sync_release_barrier): Likewise.
2044 (length): Handle sync loops.
2045 (sync): Use mips_output_sync.
2046 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
2047 (sync_compare_and_swap<mode>): Set the new sync_* attributes
2048 and use mips_output_sync_loop.
2049 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
2050 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
2051 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
2052 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
2053 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
2054 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
2055 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
2056 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
2057 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
2059 2009-08-26 Richard Guenther <rguenther@suse.de>
2062 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
2063 the types to not match.
2064 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
2066 * tree-ssa.c (useless_type_conversion_p): Conversions to
2067 pointers to unprototyped functions are useless.
2069 2009-08-26 Richard Guenther <rguenther@suse.de>
2071 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
2072 whole-program condition, prepare to be called for non-globals.
2073 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
2074 params build a representative with known type and track its fields.
2076 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
2078 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
2079 clearing by a taken branch.
2080 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
2081 effectively after bbro pass.
2082 (sync_nand<mode>): Ditto.
2083 (sync_old_<fetchop_name><mode>): Ditto.
2084 (sync_old_nand<mode>): Ditto.
2085 (sync_new_<fetchop_name><mode>): Dito.
2086 (sync_new_nand<mode>): Ditto.
2087 (sync_compare_and_swap<mode>_1): Ditto.
2088 (*sync_compare_and_swap<mode>): Ditto.
2089 (sync_lock_test_and_set<mode>_1): Ditto.
2090 ("sync_lock_test_and_set<mode>): Ditto.
2092 2009-08-25 Douglas B Rupp <rupp@gnat.com>
2094 * hwint.h (HOST_LONG_FORMAT): New macro
2095 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
2096 Use HOST_PTR_PRINTF.
2097 * system.h (HOST_PTR_PRINTF): Resurrect old macro
2098 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
2099 (HOST_PTR_PRINTF): Document.
2101 2009-08-25 Jan Hubicka <jh@suse.cz>
2103 * config/i386/bmmintrin.h: Replace by #error.
2106 Michael Meissner <michael.meissner@amd.com>
2107 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2108 Tony Linthicum <tony.linthicum@amd.com>
2110 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2111 (TARGET_ROUND): New macro for the round/ptest instructions which
2112 are shared between SSE4.1 and SSE5.
2113 (OPTION_MASK_ISA_ROUND): Ditto.
2114 (OPTION_ISA_ROUND): Ditto.
2115 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2116 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2118 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2119 (-mfused-madd): New switch to give users control over whether the
2120 compiler optimizes to use the multiply/add SSE5 instructions.
2122 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
2123 (ix86_handle_option): Turn off 3dnow if -msse5.
2124 (override_options): Add SSE5 support.
2125 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2127 (ix86_expand_sse_movcc): Add SSE5 support.
2128 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2129 vector type to the next largest size.
2130 (ix86_expand_sse5_pack): New function to use pperm to pack a
2131 vector type to the next smallest size.
2132 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2133 (IX86_BUILTIN_FMADDSD): Ditto.
2134 (IX86_BUILTIN_FMADDPS): Ditto.
2135 (IX86_BUILTIN_FMADDPD): Ditto.
2136 (IX86_BUILTIN_FMSUBSS): Ditto.
2137 (IX86_BUILTIN_FMSUBSD): Ditto.
2138 (IX86_BUILTIN_FMSUBPS): Ditto.
2139 (IX86_BUILTIN_FMSUBPD): Ditto.
2140 (IX86_BUILTIN_FNMADDSS): Ditto.
2141 (IX86_BUILTIN_FNMADDSD): Ditto.
2142 (IX86_BUILTIN_FNMADDPS): Ditto.
2143 (IX86_BUILTIN_FNMADDPD): Ditto.
2144 (IX86_BUILTIN_FNMSUBSS): Ditto.
2145 (IX86_BUILTIN_FNMSUBSD): Ditto.
2146 (IX86_BUILTIN_FNMSUBPS): Ditto.
2147 (IX86_BUILTIN_FNMSUBPD): Ditto.
2148 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2149 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2150 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2151 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2152 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2153 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2154 (IX86_BUILTIN_PPERM): Ditto.
2155 (IX86_BUILTIN_PERMPS): Ditto.
2156 (IX86_BUILTIN_PERMPD): Ditto.
2157 (IX86_BUILTIN_PMACSSWW): Ditto.
2158 (IX86_BUILTIN_PMACSWW): Ditto.
2159 (IX86_BUILTIN_PMACSSWD): Ditto.
2160 (IX86_BUILTIN_PMACSWD): Ditto.
2161 (IX86_BUILTIN_PMACSSDD): Ditto.
2162 (IX86_BUILTIN_PMACSDD): Ditto.
2163 (IX86_BUILTIN_PMACSSDQL): Ditto.
2164 (IX86_BUILTIN_PMACSSDQH): Ditto.
2165 (IX86_BUILTIN_PMACSDQL): Ditto.
2166 (IX86_BUILTIN_PMACSDQH): Ditto.
2167 (IX86_BUILTIN_PMADCSSWD): Ditto.
2168 (IX86_BUILTIN_PMADCSWD): Ditto.
2169 (IX86_BUILTIN_PHADDBW): Ditto.
2170 (IX86_BUILTIN_PHADDBD): Ditto.
2171 (IX86_BUILTIN_PHADDBQ): Ditto.
2172 (IX86_BUILTIN_PHADDWD): Ditto.
2173 (IX86_BUILTIN_PHADDWQ): Ditto.
2174 (IX86_BUILTIN_PHADDDQ): Ditto.
2175 (IX86_BUILTIN_PHADDUBW): Ditto.
2176 (IX86_BUILTIN_PHADDUBD): Ditto.
2177 (IX86_BUILTIN_PHADDUBQ): Ditto.
2178 (IX86_BUILTIN_PHADDUWD): Ditto.
2179 (IX86_BUILTIN_PHADDUWQ): Ditto.
2180 (IX86_BUILTIN_PHADDUDQ): Ditto.
2181 (IX86_BUILTIN_PHSUBBW): Ditto.
2182 (IX86_BUILTIN_PHSUBWD): Ditto.
2183 (IX86_BUILTIN_PHSUBDQ): Ditto.
2184 (IX86_BUILTIN_PROTB): Ditto.
2185 (IX86_BUILTIN_PROTW): Ditto.
2186 (IX86_BUILTIN_PROTD): Ditto.
2187 (IX86_BUILTIN_PROTQ): Ditto.
2188 (IX86_BUILTIN_PROTB_IMM): Ditto.
2189 (IX86_BUILTIN_PROTW_IMM): Ditto.
2190 (IX86_BUILTIN_PROTD_IMM): Ditto.
2191 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2192 (IX86_BUILTIN_PSHLB): Ditto.
2193 (IX86_BUILTIN_PSHLW): Ditto.
2194 (IX86_BUILTIN_PSHLD): Ditto.
2195 (IX86_BUILTIN_PSHLQ): Ditto.
2196 (IX86_BUILTIN_PSHAB): Ditto.
2197 (IX86_BUILTIN_PSHAW): Ditto.
2198 (IX86_BUILTIN_PSHAD): Ditto.
2199 (IX86_BUILTIN_PSHAQ): Ditto.
2200 (IX86_BUILTIN_FRCZSS): Ditto.
2201 (IX86_BUILTIN_FRCZSD): Ditto.
2202 (IX86_BUILTIN_FRCZPS): Ditto.
2203 (IX86_BUILTIN_FRCZPD): Ditto.
2204 (IX86_BUILTIN_CVTPH2PS): Ditto.
2205 (IX86_BUILTIN_CVTPS2PH): Ditto.
2206 (IX86_BUILTIN_COMEQSS): Ditto.
2207 (IX86_BUILTIN_COMNESS): Ditto.
2208 (IX86_BUILTIN_COMLTSS): Ditto.
2209 (IX86_BUILTIN_COMLESS): Ditto.
2210 (IX86_BUILTIN_COMGTSS): Ditto.
2211 (IX86_BUILTIN_COMGESS): Ditto.
2212 (IX86_BUILTIN_COMUEQSS): Ditto.
2213 (IX86_BUILTIN_COMUNESS): Ditto.
2214 (IX86_BUILTIN_COMULTSS): Ditto.
2215 (IX86_BUILTIN_COMULESS): Ditto.
2216 (IX86_BUILTIN_COMUGTSS): Ditto.
2217 (IX86_BUILTIN_COMUGESS): Ditto.
2218 (IX86_BUILTIN_COMORDSS): Ditto.
2219 (IX86_BUILTIN_COMUNORDSS): Ditto.
2220 (IX86_BUILTIN_COMFALSESS): Ditto.
2221 (IX86_BUILTIN_COMTRUESS): Ditto.
2222 (IX86_BUILTIN_COMEQSD): Ditto.
2223 (IX86_BUILTIN_COMNESD): Ditto.
2224 (IX86_BUILTIN_COMLTSD): Ditto.
2225 (IX86_BUILTIN_COMLESD): Ditto.
2226 (IX86_BUILTIN_COMGTSD): Ditto.
2227 (IX86_BUILTIN_COMGESD): Ditto.
2228 (IX86_BUILTIN_COMUEQSD): Ditto.
2229 (IX86_BUILTIN_COMUNESD): Ditto.
2230 (IX86_BUILTIN_COMULTSD): Ditto.
2231 (IX86_BUILTIN_COMULESD): Ditto.
2232 (IX86_BUILTIN_COMUGTSD): Ditto.
2233 (IX86_BUILTIN_COMUGESD): Ditto.
2234 (IX86_BUILTIN_COMORDSD): Ditto.
2235 (IX86_BUILTIN_COMUNORDSD): Ditto.
2236 (IX86_BUILTIN_COMFALSESD): Ditto.
2237 (IX86_BUILTIN_COMTRUESD): Ditto.
2238 (IX86_BUILTIN_COMEQPS): Ditto.
2239 (IX86_BUILTIN_COMNEPS): Ditto.
2240 (IX86_BUILTIN_COMLTPS): Ditto.
2241 (IX86_BUILTIN_COMLEPS): Ditto.
2242 (IX86_BUILTIN_COMGTPS): Ditto.
2243 (IX86_BUILTIN_COMGEPS): Ditto.
2244 (IX86_BUILTIN_COMUEQPS): Ditto.
2245 (IX86_BUILTIN_COMUNEPS): Ditto.
2246 (IX86_BUILTIN_COMULTPS): Ditto.
2247 (IX86_BUILTIN_COMULEPS): Ditto.
2248 (IX86_BUILTIN_COMUGTPS): Ditto.
2249 (IX86_BUILTIN_COMUGEPS): Ditto.
2250 (IX86_BUILTIN_COMORDPS): Ditto.
2251 (IX86_BUILTIN_COMUNORDPS): Ditto.
2252 (IX86_BUILTIN_COMFALSEPS): Ditto.
2253 (IX86_BUILTIN_COMTRUEPS): Ditto.
2254 (IX86_BUILTIN_COMEQPD): Ditto.
2255 (IX86_BUILTIN_COMNEPD): Ditto.
2256 (IX86_BUILTIN_COMLTPD): Ditto.
2257 (IX86_BUILTIN_COMLEPD): Ditto.
2258 (IX86_BUILTIN_COMGTPD): Ditto.
2259 (IX86_BUILTIN_COMGEPD): Ditto.
2260 (IX86_BUILTIN_COMUEQPD): Ditto.
2261 (IX86_BUILTIN_COMUNEPD): Ditto.
2262 (IX86_BUILTIN_COMULTPD): Ditto.
2263 (IX86_BUILTIN_COMULEPD): Ditto.
2264 (IX86_BUILTIN_COMUGTPD): Ditto.
2265 (IX86_BUILTIN_COMUGEPD): Ditto.
2266 (IX86_BUILTIN_COMORDPD): Ditto.
2267 (IX86_BUILTIN_COMUNORDPD): Ditto.
2268 (IX86_BUILTIN_COMFALSEPD): Ditto.
2269 (IX86_BUILTIN_COMTRUEPD): Ditto.
2270 (IX86_BUILTIN_PCOMEQUB): Ditto.
2271 (IX86_BUILTIN_PCOMNEUB): Ditto.
2272 (IX86_BUILTIN_PCOMLTUB): Ditto.
2273 (IX86_BUILTIN_PCOMLEUB): Ditto.
2274 (IX86_BUILTIN_PCOMGTUB): Ditto.
2275 (IX86_BUILTIN_PCOMGEUB): Ditto.
2276 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2277 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2278 (IX86_BUILTIN_PCOMEQUW): Ditto.
2279 (IX86_BUILTIN_PCOMNEUW): Ditto.
2280 (IX86_BUILTIN_PCOMLTUW): Ditto.
2281 (IX86_BUILTIN_PCOMLEUW): Ditto.
2282 (IX86_BUILTIN_PCOMGTUW): Ditto.
2283 (IX86_BUILTIN_PCOMGEUW): Ditto.
2284 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2285 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2286 (IX86_BUILTIN_PCOMEQUD): Ditto.
2287 (IX86_BUILTIN_PCOMNEUD): Ditto.
2288 (IX86_BUILTIN_PCOMLTUD): Ditto.
2289 (IX86_BUILTIN_PCOMLEUD): Ditto.
2290 (IX86_BUILTIN_PCOMGTUD): Ditto.
2291 (IX86_BUILTIN_PCOMGEUD): Ditto.
2292 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2293 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2294 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2295 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2296 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2297 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2298 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2299 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2300 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2301 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2302 (IX86_BUILTIN_PCOMEQB): Ditto.
2303 (IX86_BUILTIN_PCOMNEB): Ditto.
2304 (IX86_BUILTIN_PCOMLTB): Ditto.
2305 (IX86_BUILTIN_PCOMLEB): Ditto.
2306 (IX86_BUILTIN_PCOMGTB): Ditto.
2307 (IX86_BUILTIN_PCOMGEB): Ditto.
2308 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2309 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2310 (IX86_BUILTIN_PCOMEQW): Ditto.
2311 (IX86_BUILTIN_PCOMNEW): Ditto.
2312 (IX86_BUILTIN_PCOMLTW): Ditto.
2313 (IX86_BUILTIN_PCOMLEW): Ditto.
2314 (IX86_BUILTIN_PCOMGTW): Ditto.
2315 (IX86_BUILTIN_PCOMGEW): Ditto.
2316 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2317 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2318 (IX86_BUILTIN_PCOMEQD): Ditto.
2319 (IX86_BUILTIN_PCOMNED): Ditto.
2320 (IX86_BUILTIN_PCOMLTD): Ditto.
2321 (IX86_BUILTIN_PCOMLED): Ditto.
2322 (IX86_BUILTIN_PCOMGTD): Ditto.
2323 (IX86_BUILTIN_PCOMGED): Ditto.
2324 (IX86_BUILTIN_PCOMFALSED): Ditto.
2325 (IX86_BUILTIN_PCOMTRUED): Ditto.
2326 (IX86_BUILTIN_PCOMEQQ): Ditto.
2327 (IX86_BUILTIN_PCOMNEQ): Ditto.
2328 (IX86_BUILTIN_PCOMLTQ): Ditto.
2329 (IX86_BUILTIN_PCOMLEQ): Ditto.
2330 (IX86_BUILTIN_PCOMGTQ): Ditto.
2331 (IX86_BUILTIN_PCOMGEQ): Ditto.
2332 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2333 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2334 (enum multi_arg_type): New enum for describing the various SSE5
2335 intrinsic argument types.
2336 (bdesc_multi_arg): New table for SSE5 intrinsics.
2337 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2338 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2340 (ix86_expand_builtin): Add SSE5 intrinsic support.
2341 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2342 operand instructions.
2343 (ix86_expand_sse5_multiple_memory): New function to split the
2344 second memory reference from SSE5 instructions.
2345 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2346 (ix86_return_pops_args): Use stdarg_p to determine if the function
2347 has variable arguments.
2348 (ix86_setup_incoming_varargs): Ditto.
2349 (x86_this_parameter): Ditto.
2351 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2353 (ix86_expand_sse5_pack): Ditto.
2354 (ix86_sse5_valid_op_p): Ditto.
2355 (ix86_expand_sse5_multiple_memory): Ditto.
2357 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2358 constant for SSE5 support.
2359 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2360 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2361 (UNSPEC_SSE5_PERMUTE): Ditto.
2362 (UNSPEC_SSE5_ASHIFT): Ditto.
2363 (UNSPEC_SSE5_LSHIFT): Ditto.
2364 (UNSPEC_FRCZ): Ditto.
2365 (UNSPEC_CVTPH2PS): Ditto.
2366 (UNSPEC_CVTPS2PH): Ditto.
2367 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2369 (COM_FALSE_S): Ditto.
2370 (COM_FALSE_P): Ditto.
2371 (COM_TRUE_S): Ditto.
2372 (COM_TRUE_P): Ditto.
2373 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2374 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2376 (memory attribute): Ditto.
2377 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2378 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2379 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2380 (floor<mode>2): Ditto.
2381 (ceil<mode>2): Ditto.
2382 (btrunc<mode>2): Ditto.
2383 (nearbyintdf2): Ditto.
2384 (nearbyintsf2): Ditto.
2385 (sse_setccsf): Disable if SSE5.
2386 (sse_setccdf): Ditto.
2387 (sse5_setcc<mode>): New support for SSE5 conditional move.
2388 (sse5_pcmov_<mode>): Ditto.
2390 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2392 (SSEMODEF2P): Ditto.
2393 (ssemodesuffixf4): New mode attribute for SSE5.
2394 (ssemodesuffixf2s): Ditto.
2395 (ssemodesuffixf2c): Ditto.
2396 (sserotatemax): Ditto.
2397 (ssescalarmode): Ditto.
2398 (sse_maskcmpv4sf3): Disable if SSE5.
2399 (sse_maskcmpv2df3): Ditto.
2400 (sse_vmmaskcmpv4sf3): Ditto.
2401 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2402 (sse5_vmfmadd<mode>4): Ditto.
2403 (sse5_fmsub<mode>4): Ditto.
2404 (sse5_vmfmsub<mode>4): Ditto.
2405 (sse5_fnmadd<mode>4): Ditto.
2406 (sse5_vmfnmadd<mode>4): Ditto.
2407 (sse5_fnmsub<mode>4): Ditto.
2408 (sse5_vmfnmsub<mode>4): Ditto.
2409 (sse5i_fmadd<mode>4): Ditto.
2410 (sse5i_fmsub<mode>4): Ditto.
2411 (sse5i_fnmadd<mode>4): Ditto.
2412 (sse5i_fnmsub<mode>4): Ditto.
2413 (sse5i_vmfmadd<mode>4): Ditto.
2414 (sse5i_vmfmsub<mode>4): Ditto.
2415 (sse5i_vmfnmadd<mode>4): Ditto.
2416 (sse5i_vmfnmsub<mode>4): Ditto.
2417 (mulv16qi3): Add SSE5 support.
2419 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2420 (sse2_mulv4si3): Disable if SSE5.
2421 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2422 (sse4_1_roundps): Ditto.
2423 (sse4_1_roundsd): Ditto.
2424 (sse4_1_roundss): Ditto.
2425 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2427 (sse_maskcmpsf3): Ditto.
2428 (sse_vmmaskcmpv4sf3): Ditto.
2429 (sse2_maskcmpv2df3): Ditto.
2430 (sse2_maskcmpdf3): Ditto.
2431 (sse2_vmmaskcmpv2df3): Ditto.
2432 (sse2_eq<mode>3): Ditto.
2433 (sse2_gt<mode>3): Ditto.
2434 (sse5_pcmov_<mode>): Add SSE5 support.
2435 (vec_unpacku_hi_v16qi): Ditto.
2436 (vec_unpacks_hi_v16qi): Ditto.
2437 (vec_unpacku_lo_v16qi): Ditto.
2438 (vec_unpacks_lo_v16qi): Ditto.
2439 (vec_unpacku_hi_v8hi): Ditto.
2440 (vec_unpacks_hi_v8hi): Ditto.
2441 (vec_unpacku_lo_v8hi): Ditto.
2442 (vec_unpacks_lo_v8hi): Ditto.
2443 (vec_unpacku_hi_v4si): Ditto.
2444 (vec_unpacks_hi_v4si): Ditto.
2445 (vec_unpacku_lo_v4si): Ditto.
2446 (vec_unpacks_lo_v4si): Ditto.
2447 (sse5_pmacsww): New SSE5 intrinsic insn.
2448 (sse5_pmacssww): Ditto.
2449 (sse5_pmacsdd): Ditto.
2450 (sse5_pmacssdd): Ditto.
2451 (sse5_pmacssdql): Ditto.
2452 (sse5_pmacssdqh): Ditto.
2453 (sse5_pmacsdqh): Ditto.
2454 (sse5_pmacsswd): Ditto.
2455 (sse5_pmacswd): Ditto.
2456 (sse5_pmadcsswd): Ditto.
2457 (sse5_pmadcswd): Ditto.
2458 (sse5_pcmov_<move>): Conditional move support on SSE5.
2459 (sse5_phaddbw): New SSE5 intrinsic insn.
2460 (sse5_phaddbd): Ditto.
2461 (sse5_phaddbq): Ditto.
2462 (sse5_phaddwd): Ditto.
2463 (sse5_phaddwq): Ditto.
2464 (sse5_phadddq): Ditto.
2465 (sse5_phaddubw): Ditto.
2466 (sse5_phaddubd): Ditto.
2467 (sse5_phaddubq): Ditto.
2468 (sse5_phadduwd): Ditto.
2469 (sse5_phadduwq): Ditto.
2470 (sse5_phaddudq): Ditto.
2471 (sse5_phsubbw): Ditto.
2472 (sse5_phsubwd): Ditto.
2473 (sse5_phsubdq): Ditto.
2474 (sse5_pperm): Ditto.
2475 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2476 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2477 (sse5_pperm_sign_v8hi_v4si): Ditto.
2478 (sse5_pperm_zero_v8hi_v4si): Ditto.
2479 (sse5_pperm_sign_v4si_v2di): Ditto.
2480 (sse5_pperm_sign_v4si_v2di): Ditto.
2481 (sse5_pperm_pack_v2di_v4si): Ditto.
2482 (sse5_pperm_pack_v4si_v8hi): Ditto.
2483 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2484 (sse5_perm<mode>): New SSE5 intrinsic insn.
2485 (rotl<mode>3): Ditto.
2486 (sse5_rotl<mode>3): Ditto.
2487 (sse5_ashl<mode>3): Ditto.
2488 (sse5_lshl<mode>3): Ditto.
2489 (sse5_frcz<mode>2): Ditto.
2490 (sse5s_frcz<mode>2): Ditto.
2491 (sse5_cvtph2ps): Ditto.
2492 (sse5_cvtps2ph): Ditto.
2493 (sse5_vmmaskcmp<mode>3): Ditto.
2494 (sse5_com_tf<mode>3): Ditto.
2495 (sse5_maskcmp<mode>3): Ditto.
2496 (sse5_maskcmp_uns<mode>3): Ditto.
2497 (sse5_maskcmp_uns2<mode>3): Ditto.
2498 (sse5_pcom_tf<mode>3): Ditto.
2500 * config/i386/predicates.md (sse5_comparison_float_operator):
2501 New predicate to match the comparison operators supported by
2502 the SSE5 com instruction.
2503 (ix86_comparison_int_operator): New predicate to match just the
2504 signed int comparisons.
2505 (ix86_comparison_uns_operator): New predicate to match just the
2506 unsigned int comparisons.
2508 * doc/invoke.texi (-msse5): Add documentation.
2509 (-mfused-madd): Ditto.
2511 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2513 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2515 (x86_64-*-*): Ditto.
2517 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2519 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2520 intrinisics for SSE5.
2522 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2525 * config/i386/mmintrin-common.h: New file, to contain common
2526 instructions between SSE4.1 and SSE5.
2528 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2529 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2530 (gen_regparm_prefix): Ditto.
2532 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2533 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2534 prototype_p to determine if a function is prototyped.
2536 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2538 * c-common.c (c_common_reswords) add the alignof keyword,
2539 with same RID as __alignof and __alignof__
2541 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2543 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2544 * hooks.c (hook_bool_const_int_const_int_true): New function.
2545 * target.h (struct gcc_target): Add can_eliminate field.
2546 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2547 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2548 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2549 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2550 (elim_table): Revise comment.
2551 * system.h (CAN_ELIMINATE): Poison.
2552 * defaults.h (CAN_ELIMINATE): Remove.
2553 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2555 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2556 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2558 (alpha_vms_can_eliminate): Declare as static, change return type to
2560 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2562 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2563 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2564 (arm_can_eliminate): New function.
2566 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2567 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2568 (avr_can_eliminate): Declare as static.
2569 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2571 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2572 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2573 (bfin_can_eliminate): New function.
2575 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2576 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2577 (crx_can_eliminate): New function.
2579 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2580 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2581 (fr30_can_eliminate): New function.
2583 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2584 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2585 (frv_can_eliminate): New function.
2587 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2588 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2589 (h8300_can_eliminate): New function.
2591 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2592 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2593 (i386_can_eliminate): Declare as static, change return type to bool.
2594 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2596 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2597 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2598 (ia64_can_eliminate): New function.
2600 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2601 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2602 (iq2000_can_eliminate): New function.
2604 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2605 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2606 (m32r_can_eliminate): New function.
2608 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2609 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2610 (m68hc11_can_eliminate): New function.
2612 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2613 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2614 (m68k_can_eliminate): New function.
2616 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2617 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2618 (mep_can_eliminate): New function.
2620 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2621 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2622 (mips_can_eliminate): New function.
2624 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2625 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2626 (rs6000_can_eliminate): New function.
2628 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2629 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2630 (s390_can_eliminate): Declare as static.
2631 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2633 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2634 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2635 (score_can_eliminate): New function.
2637 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2638 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2639 (sparc_can_eliminate): Declare as static.
2640 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2642 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2643 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2644 (xstormy16_can_eliminate): New function.
2646 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2647 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2648 (v850_can_eliminate): New function.
2650 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2652 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2653 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2654 (*movdfcc_ext[1234]): Disable for IEEE mode.
2656 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2658 * gimplify.c (prepare_gimple_addressable): New static function.
2659 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2661 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2662 manually fiddling with it.
2664 2009-08-25 Michael Matz <matz@suse.de>
2666 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2667 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2669 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2670 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2671 (do_jump): Split out code for simple binary comparisons into ...
2672 (do_jump_1): ... this, taking the individual operands and code.
2673 Change callers to helper function above accordingly.
2674 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2677 2009-08-25 Michael Matz <matz@suse.de>
2679 * expr.h (struct separate_ops, sepops): New type for passing
2680 around an exploded simple expression.
2681 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2682 Use this structure instead of expression tree.
2683 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2684 expression, only its type.
2685 (expand_vec_cond_expr): Take type and individual operands instead
2687 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2688 expand_vec_shift_expr): Change prototype accordingly.
2689 * tree-vect-stmts.c (vectorizable_condition): Change call of
2690 expand_vec_cond_expr_p to pass only type.
2691 * expr.c (do_store_flags): Change prototype and implementation
2692 to take an exploded expression.
2693 (expand_expr_real_1): New local ops initialized with details
2694 of the full expression. Use it instead of full
2695 expression in calls to do_store_flags, expand_vec_cond_expr,
2696 expand_widen_pattern_expr and expand_vec_shift_expr.
2698 2009-08-25 Michael Matz <matz@suse.de>
2700 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2701 treeop2 initialized with first three operands of the full expression.
2702 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2704 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2706 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2707 (__gthread_objc_condition_allocate): Mark arguments as unused.
2708 (__gthread_objc_condition_deallocate): Likewise.
2709 (__gthread_objc_condition_wait): Likewise.
2710 (__gthread_objc_condition_broadcast): Likewise.
2711 (__gthread_objc_condition_signal): Likewise.
2712 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2713 (__gthread_objc_thread_id): Likewise.
2715 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2718 * tree-pretty-print.c (print_call_name): Print the correct call name
2719 for procedure pointer components.
2721 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2723 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2724 default_promote_function_mode when not VMS.
2726 2009-08-24 Olivier Hainque <hainque@adacore.com>
2728 * convert.c (convert_to_integer): Don't assume an input pointer is
2729 POINTER_SIZE wide. Fetch from the type instead.
2731 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2733 * configure.ac (AC_PREREQ): Bump to 2.64.
2735 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2737 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2738 (process_command): Don't search standard_exec_prefix_1 and
2739 standard_exec_prefix_2.
2741 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2743 * config/arm/arm.c (output_return_instruction): Handle for
2746 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2748 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2750 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2752 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2753 (*arm_movdf_vfp): Likewise.
2755 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2757 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2758 (vashr<mode>3): Rename from ashr<mode>3.
2759 (vlshr<mode>3): Rename from lshr<mode>3.
2761 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2764 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2765 (check_format_info_main): Use scalar_identify_flag.
2766 (check_format_types): Check for scalar size identity if
2767 scalar_identify_flag is set.
2768 (printf_length_specs): Extend by new field.
2769 (asm_fprintf_length_specs): Likewise.
2770 (gcc_diag_length_specs): Likewise.
2771 (scanf_length_specs): Likewise.
2772 (strfmon_length_specs): Likewise.
2773 (gcc_gfc_length_specs): Likewise.
2774 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2775 (ms_printf_flag_specs): Likewise.
2776 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2778 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2782 (*call_value_pop_1): Ditto.
2783 (*sibcall_pop_1): New insn pattern.
2784 (*sibcall_value_pop_1): Ditto.
2786 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2789 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2792 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2795 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2796 (get_reg_use_in): New function.
2797 (forward_propagate_subreg): Propagate through subreg of zero_extend
2800 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2802 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2803 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2805 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2807 * configure.ac: Remove --with-datarootdir, --with-docdir,
2808 --with-htmldir switches. No need to call AC_SUBST for
2809 datarootdir, docdir, htmldir any more.
2810 * configure: Regenerate.
2811 * doc/install.texi (Configuration): Document --datarootdir,
2812 --docdir, --htmldir, --pdfdir; update documentation for
2813 --infodir, --mandir.
2814 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2817 * aclocal.m4: Regenerate.
2818 * config.in: Regenerate.
2819 * configure: Regenerate.
2821 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2822 Olivier Hainque <hainque@adacore.com>
2824 * config/ia64/ia64.c: Include libfuncs.h.
2825 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2826 (ia64_expand_call): Use reg 25 on VMS.
2827 (ia64_initialize_trampoline): Fix for VMS ABI.
2828 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2829 (ia64_function_arg): Initialize reg 25 on VMS.
2830 Fix OpenVMS ABI issues for varargs.
2831 For OpenVMS, emit the Argument Information register set in the
2832 incoming/sibcall case as well.
2833 (ia64_arg_type): New function.
2834 (ia64_function_arg_advance): Keep track of cum->words.
2835 Fix OpenVMS ABI issues for varargs.
2836 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2837 (ia64_override_options): Set flag_no_common on VMS.
2838 (ia64_init_builtins): Disable FWRITE builtin.
2839 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2840 (ia64_vms_init_libfuncs): Add decc$ routines.
2841 (ia64_vms_valid_pointer_mode): New function.
2842 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2843 (ia64_promote_function_mode): New function
2844 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2845 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2846 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2847 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2848 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2849 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2850 Suppress trailing '#' if VALUE is numeric.
2851 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2852 ia64_promote_function_mode.
2853 (TARGET_VALID_POINTER_MODE): Define.
2855 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2858 * config/rs6000/rs6000.c (rs6000_override_options): Use
2859 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2862 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2863 reporting of vector + decimal/boolean/complex error.
2865 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2867 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2868 __vector double TYPE_DECL.
2870 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2872 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2873 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2874 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2875 to pointer to enum machine_mode. Update all callers as needed.
2877 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2879 * config/alpha/alpha.md (exception_receiver): Emit alternative
2880 GP load sequence if flag_reorder_blocks_and_partition is set.
2881 (*exception_receiver_2): Also enable when
2882 flag_reorder_blocks_and_partition is set.
2884 2009-08-20 Matt Rice <ratmice@gmail.com>
2885 Diego Novillo <dnovillo@google.com>
2887 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2890 2009-08-20 Richard Guenther <rguenther@suse.de>
2892 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2893 * c-tree.h (c_dup_lang_specific_decl): Remove.
2894 (struct lang_decl, struct lang_type): Move definitions ...
2895 * c-lang.h: ... here. New file.
2896 * c-decl.c: Include c-lang.h.
2897 (c_dup_lang_specific_decl): Remove.
2898 * c-typeck.c: Include c-lang.h.
2899 * Makefile.in (c-decl.o): Add c-lang.h dependency.
2900 (c-typeck.o): Likewise.
2901 * c-config-lang.in (gtfiles): Add c-lang.h.
2902 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
2905 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
2907 * config/alpha/alpha.c (alpha_end_function): Do not clear
2908 crtl->emit structure and free insn locators if cfun->is_thunk is true,
2909 this is now handled in generic code.
2911 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2913 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
2914 (s390_z10_fix_long_loop_prediction): New function.
2915 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
2916 (s390_reorg): Walk over the INSNs and invoke
2917 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2919 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2921 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
2922 "*brx_64bit", "*brx_31bit"): New patterns.
2923 * config/s390/s390.c ('E'): New output modifier.
2925 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2926 Richard Earnshaw <richard.earnshaw@arm.com>
2928 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
2929 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2931 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2933 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
2935 * pa.c (emit_move_sequence): Check if address of operand1 is valid
2936 for mode mode of operand0 when doing secondary reload for SAR.
2938 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2941 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
2942 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2944 2009-08-19 Jason Merrill <jason@redhat.com>
2946 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
2947 supported template depth in C++0x.
2949 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2951 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
2952 free_after_compilation.
2953 * config/score/score7.c (score7_output_mi_thunk): Likewise.
2954 * config/score/score3.c (score3_output_mi_thunk): Likewise.
2955 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2956 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2957 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2958 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2959 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2961 2009-08-19 Ian Lance Taylor <iant@google.com>
2963 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
2964 of (plus (mult (neg B) C) A).
2966 2009-08-18 Michael Matz <matz@suse.de>
2968 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
2969 instead of comparing TYPE_MAIN_VARIANT for equality.
2970 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
2971 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
2972 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
2973 * gimplify.c (goa_lhs_expr_p): Ditto and use
2974 STRIP_USELESS_TYPE_CONVERSION.
2976 2009-08-18 Michael Matz <matz@suse.de>
2978 * tree-ssa-structalias.c (create_variable_info_for): Also mark
2979 first field in a struct.
2980 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
2982 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2984 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2985 locators before emit_insn is called. Remove assert that
2987 (alpha_end_function): Clear crtl->emit structure and free insn
2988 locators if cfun->is_thunk is true.
2990 2009-08-18 Jason Merrill <jason@redhat.com>
2992 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2994 * configure.ac: Test for it.
2995 * configure, config.in: Regenerate.
2996 * doc/install.texi: Document --enable-gnu-unique-object.
2998 2009-08-18 Richard Guenther <rguenther@suse.de>
3001 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
3002 pow(x,y*z) only if x is nonnegative.
3004 2009-08-18 Jakub Jelinek <jakub@redhat.com>
3006 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
3010 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
3011 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
3013 2009-08-17 DJ Delorie <dj@redhat.com>
3015 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
3016 * config/m32c/prologue.md (epilogue_freit): New.
3018 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
3019 (bank_switch_p): Likewise.
3020 (fast_interrupt_p): Likewise.
3021 (interrupt_p): Likewise.
3022 (m32c_conditional_register_usage): Round memregs size up.
3023 (need_to_save): We only need to save $a0 when we use ENTER.
3024 (interrupt_p): Check for fast_interrupt too.
3025 (bank_switch_p): New.
3026 (fast_interrupt_p): New.
3027 (m32c_attribute_table): Add bank_switch and fast_interrupt.
3028 (m32c_emit_prolog): Support bank switching and fast interrupts.
3029 * doc/extend.texi (Function Attributes): Add bank_switch and
3032 2009-08-17 Douglas B Rupp <rupp@gnat.com>
3034 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
3035 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
3037 2009-08-16 Douglas B Rupp <rupp@gnat.com>
3039 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
3040 (menu): Add IA-64/VMS Options.
3041 (IA-64/VMS Options): Likewise.
3043 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3046 * config/mips/mips.md (*lwxs): Use :P for pointer values.
3048 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3050 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
3051 (mips_pop_asm_switch): Likewise.
3052 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
3054 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3055 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
3056 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
3057 (mips_print_operand_punctuation): Use them. Check mips_noreorder
3058 instead of set_noreorder.
3059 (mips_output_function_prologue): Use the new functions.
3060 (mips_output_function_epilogue): Likewise.
3061 (mips_need_noat_wrapper_p): New function, split out from...
3062 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
3063 Use mips_push_asm_switch and mips_pop_asm_switch.
3064 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
3065 and mips_pop_asm_switch.
3066 (ASM_OUTPUT_REG_POP): Likewise.
3067 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
3068 Use mips_pop_asm_switch.
3069 (mips_asm_switch): New structure.
3070 (set_noreorder, set_nomacro): Replace with...
3071 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3072 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
3073 instead of set_nomacro.
3074 (fix_truncsfsi2_macro): Likewise.
3075 (cprestore): Likewise.
3076 (hazard): Use mips_noreorder instead of set_noreorder.
3077 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3079 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
3081 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
3082 from prev_active_insn.
3084 2009-08-16 Anatoly Sokolov <aesok@post.ru>
3086 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
3087 * config/avr/avr.c (avr_override_options): Initialize
3088 avr_current_arch variable.
3089 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
3090 __AVR_HAVE_16BIT_SP__ according to the device type.
3091 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
3093 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
3094 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
3096 2009-08-16 Dodji Seketeli <dodji@redhat.com>
3099 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
3100 generating inlined subroutine die only. We shouldn't be
3101 called for anything else.
3102 (gen_block_die): Don't generate inline subroutine debug info for
3105 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3107 * graphite-poly.c (print_pbb): Print PBB index.
3109 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3112 * graphite-interchange.c (ppl_max_for_le): Moved...
3113 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3114 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
3115 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3116 * graphite-ppl.h (ppl_max_for_le): Declared.
3118 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
3120 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
3121 supported on all platforms.
3122 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
3123 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
3124 * c-pragma.c: Likewise.
3125 * target-def.h (TARGET_INITIALIZER): Remove
3126 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3127 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3129 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3131 * config/ia64/fde-vms.c: New file.
3132 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
3133 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
3134 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
3135 (uw_frame_state_for): Only register a personality routine if it is
3136 known to be compatible with our expectations.
3137 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
3138 Declare unw_table_entry stack variable and
3139 mod all calls to _Unwind_FindTableEntry to add arg.
3140 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
3141 (_Unwind_FindTableEntry): Add arg to prototype.
3143 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
3145 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
3146 field 'signal_pfs_loc'.
3147 (uw_frame_state_for): Remove duplicate code dealing with leaf
3148 procedures without unwind info.
3149 If in the frame after unwinding through a signal handler, restore
3150 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
3151 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
3152 'pfs_loc' to the AR.PFS location in the signal context; instead
3153 set 'signal_pfs_loc'.
3154 Manually generate the unwind info for the AR.PFS register.
3155 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
3156 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
3157 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
3158 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
3159 instead set 'signal_pfs_loc'.
3160 Remove code preventing the AR.PFS register from being restored
3161 from the signal context.
3163 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3164 Tristan Gingold <gingold@adacore.com>
3166 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
3167 * config/ia64/t-vms: New file.
3168 * config/ia64/vms64.h: New file.
3169 * config/ia64/vms.h: New file.
3170 * config/ia64/vms-crtinit.asm: New file.
3171 * config/ia64/vms_symvec_libgcc_s.opt: New file.
3172 * config/ia64/vms-unwind.h: New file.
3174 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3176 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
3179 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3182 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
3184 * real.h (do_mpc_arg2): ... here.
3185 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3188 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3190 * final.c (add_debug_prefix_map): Don't use GC memory for
3191 old_prefix and new_prefix.
3193 2009-08-14 Richard Guenther <rguenther@suse.de>
3195 * ipa-prop.c (compute_complex_pass_through): If we cannot
3196 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3198 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3200 * c-lex.c (c_lex_with_flags): Increase size of local variable
3201 to avoid memory clobber.
3203 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3206 * config/i386/i386.c (ix86_fp_comparison_strategy):
3207 Only enable/disable sahf at function granularity.
3209 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3211 PR rtl-optimization/41064
3212 * reload1.c (reload_as_needed): Don't call extract_insn
3213 for known invalid replacements after calling
3214 validate_replace_rtx_group and verify_changes.
3216 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3219 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3220 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3221 ix86_expand_fp_vcond.
3222 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3223 Assert that operation is supported by ix86_expand_int_vcond.
3224 (vcondu<SSEMODE124C8:mode>): Ditto.
3226 2009-08-13 DJ Delorie <dj@redhat.com>
3228 * config/i386/djgpp-stdint.h: New.
3229 * config.gcc (djgpp): Use it.
3231 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3233 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3234 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3236 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3238 * tree-ssa-loop-prefetch.c
3239 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3240 for long-stride pruning.
3241 (compute_miss_rate): New function to compute the probability
3242 that two memory references access different cache lines.
3244 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3246 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3248 2009-08-13 Richard Guenther <rguenther@suse.de>
3251 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3252 use the constant pointer type.
3253 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3254 of CV qualifiers on the target pointer type.
3255 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3256 conversion check before restrict check.
3258 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3261 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3263 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3265 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3267 2009-08-12 Richard Guenther <rguenther@suse.de>
3269 PR tree-optimization/41011
3270 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3271 and reference constructing.
3273 2009-08-12 Xinliang David Li <davidxl@google.com>
3275 PR tree-optimization/41012
3276 * tree-flow.h : New external interface.
3277 * gimple-low.c (check_call_arg): Change to public function.
3278 Remove argument mismatch check in lowering.
3279 * tree-inline.h (tree_can_inline_p): Interface change.
3280 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3282 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3283 Call change to tree_can_inline_p function.
3284 (cgraph_decide_inlining_incrementally): Ditto.
3286 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3288 PR tree-optimization/41031
3289 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3290 on the partition variable rather than promote_mode on the source
3291 type. Assert that the partition variable's type has the same
3292 mode as the source value's.
3294 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3296 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3297 for for_return == 2.
3298 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3300 * calls.c (expand_call): Fix typo.
3301 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3303 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3305 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3306 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3307 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3308 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3310 2009-08-12 Andrew Haley <aph@redhat.com>
3312 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3314 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3317 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3319 2009-08-12 Richard Guenther <rguenther@suse.de>
3321 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3322 * gimplify.c (gimplify_modify_expr): Do not use
3323 lang_hooks.types_compatible_p.
3324 * tree-ssa.c (useless_type_conversion_p): For aggregates
3325 just return false if the canonical types differ.
3327 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3330 * sese.c (convert_for_phi_arg): New.
3331 (add_guard_exit_phis): Use convert_for_phi_arg.
3333 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3335 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3336 unknown subscript upper bounds.
3338 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3339 Pranav Garg <pranav.garg2107@gmail.com>
3341 * graphite-interchange.c (gather_access_strides): Removed.
3342 (ppl_max_for_le): New.
3343 (build_linearized_memory_access): New.
3344 (memory_stride_in_loop): New.
3345 (pbb_interchange_profitable_p): Reimplemented.
3346 * graphite-ppl.h (ppl_new_id_map): New.
3347 (ppl_interchange): New.
3349 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3351 * graphite-interchange.c (compute_subscript): Removed.
3352 (compute_array_size_cstr): Removed.
3353 (compute_array_size_poly): Removed.
3354 (compute_array_size): Removed.
3355 (gather_access_strides_poly): Removed.
3356 (gather_access_strides): Empty.
3358 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3360 * graphite-dependences.c (dependence_polyhedron_1): Replace
3361 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3362 (graphite_legal_transform_dr): Same.
3363 (graphite_carried_dependence_level_k): Same.
3364 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3365 Initialize PDR_NB_SUBSCRIPTS.
3366 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3368 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3369 (PDR_NB_SUBSCRIPTS): New.
3370 (pdr_nb_subscripts): Removed.
3371 (pdr_dim): Simplified.
3372 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3373 with PDR_NB_SUBSCRIPTS.
3375 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3377 * graphite-interchange.c (compute_array_size): Remove use of
3379 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3380 Do not initialize PDR_DATA_CONTAINER.
3381 (print_pdr): Do not print PDR_DATA_CONTAINER.
3382 * graphite-poly.h (struct poly_dr): Remove data_container field.
3383 (PDR_DATA_CONTAINER): Removed.
3384 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3386 (build_poly_dr): Same.
3388 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3389 Sebastian Pop <sebastian.pop@amd.com>
3391 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3392 copy of the dependence polyhedron. Free the temporary objects.
3393 (graphite_carried_dependence_level_k): Free unused objects before
3396 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3397 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3398 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3399 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3400 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3402 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3404 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3405 Early return without analyzing the data dependences if no
3406 transform has been done. Call restore_scattering if the transform
3408 (graphite-interchange.c): Same.
3409 * graphite-poly.c (print_scattering_function): Test for
3411 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3412 (apply_poly_transforms): Do not gcc_assert that
3413 the transform is legal.
3414 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3415 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3416 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3417 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3418 * graphite-poly.h (struct poly_scattering): New.
3419 (struct poly_bb): Add original, transformed, and saved fields.
3420 Remove transformed_scattering, original_scattering,
3421 nb_local_variables and nb_scattering_transform fields.
3422 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3423 (poly_scattering_new): New.
3424 (poly_scattering_free): New.
3425 (poly_scattering_copy): New.
3426 (store_scattering_pbb): New.
3427 (store_scattering): New.
3428 (restore_scattering_pbb): New.
3429 (restore_scattering): New.
3430 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3431 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3433 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3435 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3438 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3440 * Makefile.in (graphite.o): Depends on PREDICT_H.
3441 * graphite.c: Include predict.h.
3442 (graphite_finalize): Call tree_estimate_probability.
3443 * predict.c (predict_loops): Do not call scev_initialize and
3445 (tree_estimate_probability_bb): New.
3446 (tree_estimate_probability): Do not initialize loops: move that
3447 code to the driver. Call tree_estimate_probability_bb.
3448 (tree_estimate_probability_driver): New.
3449 (pass_profile): Use tree_estimate_probability_driver.
3450 * predict.h (tree_estimate_probability): Declared.
3452 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3454 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3455 * graphite-dependences.c (graphite_legal_transform): Add time to
3456 TV_GRAPHITE_DATA_DEPS.
3457 (dependency_between_pbbs_p): Same.
3458 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3460 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3462 PR rtl-optimization/41033
3463 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3464 aliasing is disabled.
3466 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3468 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3469 si_mask_operand, and_load_operand, low_bitmask_operand,
3470 and_reg_operand, and_operand): New predicates.
3471 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3472 * config/mips/mips.c (and_operands_ok): New function.
3473 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3474 * config/mips/mips.md (move_type): Add ext_ins and logical.
3475 (type): Handle them.
3476 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3477 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3478 shift_shift. Remove commutative constraint modifier.
3479 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3481 (*clear_upper32_dext): Remove define_insn_and_split.
3482 (*clear_upper32): Turn this define_insn_and_split ...
3483 (splitter for ANDing register with 0xffff_ffff): .. into this.
3485 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3487 * combine.c (try_widen_shift_mode): Factor out code to check if an
3488 integer constant is a low-order bitmask from here ...
3489 * rtlanal.c (low_bitmask_len): ... to here.
3490 * rtl.h (low_bitmask_len): Declare.
3492 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3495 * config/alpha/alpha.md (addsi3): Remove expander.
3496 (addsi3): Rename from *addsi3_internal insn pattern.
3497 (subsi3): Remove expander.
3498 (subsi3): Rename from *subsi3_internal insn pattern.
3500 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3502 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3505 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3506 Eric Botcazou <botcazou@adacore.com>
3507 Douglas B Rupp <rupp@gnat.com>
3509 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3510 that records that fit in 64 bits are returned by immediate value,
3511 as required by OpenVMS Calling Standard.
3512 (function_value): Adjust for above modification.
3513 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3514 virtual_incoming_args_rtx as base object, not next_arg.
3515 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3517 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3519 * reload.c (find_reloads_subreg_address): Check the original
3520 req_equiv_mem address to detect the case where an address is
3521 not valid in the outer mode.
3523 2009-08-11 Richard Guenther <rguenther@suse.de>
3526 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3528 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3530 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3531 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3533 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3534 Douglas B Rupp <rupp@gnat.com>
3536 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3537 PT_STACK when frame_pointer_needed on OpenVMS.
3538 (alpha_pv_save_size, alpha_using_fp): Remove.
3539 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3540 with proper processing for PT_NULL.
3541 (alpha_vms_initial_elimination_offset): New function. Support for
3542 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3543 (alpha_sa_size): Force procedure type to PT_STACK when
3544 frame_pointer_needed on OpenVMS.
3545 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3546 (alpha_using_fp): Likewise.
3547 (alpha_vms_can_eliminate): Add prototype.
3548 (alpha_vms_initial_elimination_offset): Likewise.
3549 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3550 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3552 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3553 Douglas B Rupp <rupp@gnat.com>
3555 * config/alpha/alpha.c (common_object_handler): New function.
3556 (vms_attribute_table): Declare a single attribute "common_object".
3557 (vms_output_aligned_decl_common): New global function.
3558 (SECTION_VMS_OVERLAY): Delete.
3559 (SECTION_VMS_GLOBAL): Likewise.
3560 (SECTION_VMS_INITIALIZE): Likewise.
3561 (vms_asm_named_section): Remove support for above flags.
3562 (vms_section_type_flags): Delete.
3563 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3564 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3565 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3566 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3568 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3571 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3572 (sub_ddmmss): Likewise.
3574 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3577 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3580 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3583 * reload1.c (reload_as_needed): Use cancel_changes to completely
3584 undo a failed replacement attempt.
3586 2009-08-10 Richard Guenther <rguenther@suse.de>
3589 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3590 (useless_type_conversion_p): ... here. Require pointer targets
3593 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3596 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3597 loose the original type of the statement list.
3599 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3601 * config/alpha/alpha.c: Include libfuncs.h
3602 (avms_asm_output_extern): New function.
3603 (alpha_init_libfuncs): Init some decc libfuncs.
3604 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3605 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3606 (DO_CRTL_NAMES): Define.
3608 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3609 (LONG_TYPE_SIZE): Define.
3610 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3611 (SUBTARGET_SWITCHES): Define malloc64 switch.
3612 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3613 (MASK_RETURN_ADDR): Define.
3614 doc/invoke.texi (mmalloc64): Document switch.
3616 2009-08-09 Olivier Hainque <hainque@adacore.com>
3617 Douglas B Rupp <rupp@gnat.com>
3619 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3620 uses_condition_handler.
3621 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3622 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3623 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3624 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3625 (code_for_builtin): New insn codes for the new alpha_builtins.
3626 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3627 (alpha_sa_size): Account for uses_condition_handler.
3628 (alpha_expand_prologue): Likewise.
3629 (alpha_start_function): Likewise.
3630 (alpha_expand_epilogue): Likewise.
3631 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3632 establish/revert expanders.
3633 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3634 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3635 New expander, resorting to the alpha.c associated function.
3636 (builtin_revert_vms_condition_handler): Likewise.
3637 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3638 __gcc_shell_handler, the static VMS condition handler used as
3639 an indirection wrapper to the current dynamically established
3641 * config/alpha/vms-unwind.h: Complete rewrite.
3642 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3643 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3645 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3646 Douglas B Rupp <rupp@gnat.com>
3648 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3649 (alpha_need_linkage): Handle aliases. Return function symbol.
3650 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3651 Use ultimate alias target for the linkage name.
3652 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3653 by alpha_need_linkage for the function symbol.
3654 (setmemdi): Likewise.
3656 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3658 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3659 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3660 (ASM_WEAKEN_LABEL): Define.
3661 (CRT_CALL_STATIC_FUNCTION): Define.
3662 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3663 (ENDFILE_SPEC): Define.
3664 (INIT_SECTION_ASM_OP): Define.
3665 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3666 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3668 (MULTILIB_OSDIRNAMES): Define.
3669 (shlib_version): Define.
3670 (SHLIB_EXT): Define.
3671 (SHLIB_OBJS): Define.
3672 (SHLIB_NAME): Define.
3673 (SHLIB_MULTILIB): Define.
3674 (SHLIB_INSTALL): Define.
3675 (SHLIB_SYMVEC): Define.
3676 (SHLIB_SYMVECX2): Define.
3677 (SHLIB_LINK): Define.
3679 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3681 * config/alpha/alpha.c (alpha_initialize_trampoline):
3682 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3683 (alpha_start_function): Emit transfer address on nested functions
3684 for VMS trampoline call.
3685 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3686 since no longer used.
3687 * config/alpha/vms-tramp.asm: Remove.
3688 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3689 since now only data initialized at runtime.
3691 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3693 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3694 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3695 (MD_EXEC_PREFIX): Remove, no longer used.
3696 (MD_STARTFILE_PREFIX): Likewise.
3697 (INCLUDE_DEFAULTS): Likewise.
3698 * config/alpha/t-vms:
3699 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3701 2009-08-09 Richard Guenther <rguenther@suse.de>
3703 PR tree-optimization/41016
3704 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3705 (operand_precision): Remove.
3706 (integral_operand_p): Likewise.
3707 (recognize_single_bit_test): Adjust.
3709 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3711 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3712 operation overflows. Likewise non-cast unary arithmetic.
3713 If one arm of a conditional expression is always taken,
3714 inhibit evaluation warnings for the other arm. Likewise inhibit
3715 evaluation warnings for the second && or || operand if the first
3716 operand is enough to determine the result.
3717 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3719 (build_binary_op): Prevent duplicate evaluation warnings.
3721 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3723 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3724 and destination have different modes, Use promote_mode to
3725 determine the signedness of the conversion. Assert that the
3726 promoted source mode matches the destination mode. Don't pass
3727 the destination and destination mode to expand_expr if the source
3728 mode is different. Simplify conversion logic.
3730 2009-08-09 Ira Rosen <irar@il.ibm.com>
3732 PR tree-optimization/41008
3733 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3734 from condition only in case it's a comparison. Adjust checks.
3736 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3738 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3739 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3740 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3741 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3742 (dump_cand): Handle them.
3743 (struct iv_cand): New members COST_STEP and AINC_USE.
3744 (stmt_after_increment): Likewise.
3745 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3746 callers changed. Use gimple_uid comparison instead of scanning.
3747 (add_candidate_1): When looking for identical candidates, take
3748 AINC_USE into account. Set it for new candidates.
3749 (force_expr_to_var_cost): Cast target_spill_cost to int.
3750 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3751 All callers changed. Check for availability of autoinc addressing
3752 modes, both in general for a given mode, and in the specific use case.
3753 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3755 (get_computation_cost): Likewise.
3756 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3757 add_autoinc_candidates): New static functions.
3758 (add_candidate): Call add_autoinc_candidates for candidates based on
3760 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3761 (determine_use_iv_cost_address): If we have an autoinc candidate at
3762 the matching use, verify autoinc is possible and subtract the cost
3763 of the candidate's step from the cost.
3764 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3765 member of the candidate.
3766 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3767 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3769 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3771 * config.build (ia64-hp-*vms*): New target.
3772 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3774 * config.gcc (ia64-hp-*vms*): New target.
3775 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3777 * config.host (ia64-hp-*vms*): New target.
3778 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3781 2009-08-08 Richard Guenther <rguenther@suse.de>
3783 PR tree-optimization/40991
3784 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3786 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3788 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3789 mode check. Do truncations in an integer mode.
3790 (force_to_mode): Handle subregs for all mode types. Only do
3791 arithmetic simplifications on integer modes.
3793 2009-08-07 Richard Guenther <rguenther@suse.de>
3795 PR tree-optimization/40999
3796 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3797 (maybe_fold_reference): Lookup constant initializers.
3798 (fold_gimple_assign): Likewise.
3800 2009-08-07 Richard Guenther <rguenther@suse.de>
3802 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3803 that require structural equality defer to the langhook.
3805 2009-08-07 Martin Jambor <mjambor@suse.cz>
3807 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3809 (struct ipa_pass_through_data): New type.
3810 (struct ipa_ancestor_jf_data): New type.
3811 (union jump_func_value): Removed field formal_id, added fields
3812 pass_through and ancestor.
3813 (struct ipa_param_call_note): Changed type of formal_id to int from
3815 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3816 operations jump functions and ancestor jump functions.
3817 (compute_complex_pass_through): New function.
3818 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3819 reflect changes in the jump function strucutre.
3820 (update_jump_functions_after_inlining): Ignore complex pass-through
3821 and ancestor jump functions.
3822 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3823 polynomial pass-through with operation jump functions.
3825 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3827 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3828 fde->dw_fde_begin as begin label instead of hot/cold label.
3829 Use LLSDAC label instead of LLSDA for second section lsda.
3830 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3831 label instead of LLSDA if it is true.
3832 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3834 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3835 SECTION argument. Use it as index into crtl->eh.call_site_record
3837 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3838 use it to determine how to print table entries instead of using
3839 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3840 label instead of normal begin label as base.
3841 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3842 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3843 ensure no EH range spans between sections and that landing pads
3844 are always in the corresponding section.
3845 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3846 for crtl->eh.call_site_record being an array rather than scalar.
3847 (output_one_function_exception_table): New function, copied
3848 from output_function_exception_table. Adjust
3849 dw2_size_of_call_site_table, dw2_output_call_site_table
3850 callers. For SECOND section use *C suffixed labels.
3851 (output_function_exception_table): Call
3852 output_one_function_exception_table and, when doing hot/cold
3853 partitioning, also another time for the second section.
3854 * opts.c: Include except.h.
3855 (decode_options): Allow -freorder-blocks-and-partition with
3856 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3857 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3858 * function.h (struct rtl_eh): Change call_site_record from
3859 scalar into array of 2 elements.
3861 2009-08-07 Martin Jambor <mjambor@suse.cz>
3863 * ipa-prop.c (count_formal_params_1): New function.
3864 (ipa_get_vector_of_formal_parms): New function.
3865 (get_vector_of_formal_parm_types): New function.
3866 (ipa_modify_formal_parameters): New function.
3867 (ipa_modify_call_arguments): New function.
3868 (index_in_adjustments_multiple_times_p): New function.
3869 (ipa_combine_adjustments): New function.
3870 (ipa_dump_param_adjustments): New function.
3871 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3872 (ipa_get_vector_of_formal_parms): Declare.
3873 (ipa_modify_formal_parameters): Declare.
3874 (ipa_modify_call_arguments): Declare.
3875 (ipa_combine_adjustments): Declare.
3876 (ipa_dump_param_adjustments): Declare.
3877 (build_ref_for_offset): Declare.
3878 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3879 * tree-sra.c: Include ipa-prop.c.
3880 (build_ref_for_offset): Make public.
3882 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3884 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3886 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3888 * gcc/doc/extend.texi (__builtin_extract_return_address)
3889 (__builtin_frob_return_address): Document.
3891 2009-08-06 Paul Brook <paul@codesourcery.com>
3893 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3894 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3895 implementation on ARMv6-M.
3897 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3899 * doc/extend.texi (pcs): Document new attribute for ARM.
3901 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3903 * arm.c (pcs_attribute_args): Comment out unsupported attribute
3906 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3908 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
3911 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3913 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
3915 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3917 Merge ARM/hard_vfp_branch to trunk.
3919 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
3921 * arm.c (libcall_eq): New function.
3922 (libcall_hash): New function.
3923 (add_libcall): New function.
3924 (arm_libcall_uses_aapcs_base): New function.
3925 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
3926 libcalls using the base PCS.
3927 (arm_init_cumulative_args): Likewise.
3929 2009-07-20 Joseph Myers <joseph@codesourcery.com>
3931 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
3932 Use base ABI for conversion libfuncs between HFmode and SFmode.
3934 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3936 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
3937 V4SImode as representatives of all 64-bit and 128-bit vector
3938 types. Allow vector types without vector modes.
3939 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
3940 without vector modes like BLKmode.
3941 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
3942 BLKmode. Avoid unsupported vector modes or TImode moves for
3944 (aapcs_vfp_allocate_return_reg): Likewise.
3945 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
3946 V8QImode if TARGET_NEON || TARGET_IWMMXT.
3948 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3950 * config/arm/arm.c (arm_handle_pcs_attribute): New.
3951 (arm_get_pcs_model): Pass attribute arguments to
3952 arm_pcs_from_attribute.
3953 (arm_init_cumulative_args): Use base AAPCS for conversions from
3954 floating-point types to DImode.
3955 (arm_attribute_table): Add pcs attribute.
3956 (arm_handle_pcs_attribute): New.
3957 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
3958 conversions from floating-point types to DImode, also declare them
3959 to use base AAPCS and declare functions they call to use base
3960 AAPCS and their RTABI names.
3962 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3964 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
3965 -mfloat-abi=hard not being supported for VFP.
3967 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
3969 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
3970 SYMBOL_REF to hard_libcall_value.
3972 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3973 Richard Earnshaw <rearnsha@arm.com>
3975 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
3976 has been put on the stack, all remaining co-processory arguments for
3977 that co-processor also go on the stack.
3979 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3981 * config/arm/arm.c (arm_return_in_memory): Handle returning
3982 vectors of suitable size in registers also for AAPCS case.
3984 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
3986 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
3988 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
3990 ARM Hard-VFP calling convention
3991 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
3992 * target.h (gcc_target): Add libcall_value to table of call hooks.
3993 * targhooks.h (default_libcall_value): Default implementation.
3994 * targhooks.c (default_libcall_value): Likewise.
3995 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
3996 * optabs.c (expand_unop): Use it.
3997 * expr.h (hard_libcall_value): Pass the function RTX through.
3998 * calls.c (emit_library_call_value_1): Update call to
4000 * explow.c (hard_libcall_value): Use new target hook.
4001 * testsuite/lib/target-supports.exp
4002 (check_effective_target_arm_hard_vfp_ok): New hook.
4003 (check_effective_target_arm_neon_ok): Improve test for neon
4005 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
4006 * config/arm/arm.c: Include cgraph.h
4007 (TARGET_FUNCTION_VALUE): Override default hook.
4008 (arm_pcs_default): New variable.
4009 (arm_override_options): Don't fault hard calling convention with VFP.
4010 Add support for AAPCS variants.
4011 (arm_function_value): Make static. Handle AAPCS variants.
4012 (arm_libcall_value): New function.
4013 (arm_apply_result_size): Handle VFP registers in results.
4014 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
4016 (pcs_attribute_args): New variable.
4017 (arm_pcs_from_attribute): New function.
4018 (arm_get_pcs_model): New function.
4019 (aapcs_vfp_cum_init): New function.
4020 (aapcs_vfp_sub_candidate): New function.
4021 (aapcs_vfp_is_return_candidate): New function.
4022 (aapcs_vfp_is_call_candidate): New function.
4023 (aapcs_vfp_allocate): New function.
4024 (aapcs_vfp_allocate_return_reg): New function.
4025 (aapcs_vfp_advance): New function.
4026 (aapcs_cp_arg_layout): New variable.
4027 (aapcs_select_call_coproc): New function.
4028 (aapcs_select_return_coproc): New function.
4029 (aapcs_allocate_return_reg): New function.
4030 (aapcs_libcall_value): New function.
4031 (aapcs_layout_arg): New function.
4032 (arm_init_cumulative_args): Initialize AAPCS args data.
4033 (arm_function_arg): Handle AAPCS variants using new interface.
4034 (arm_arg_parital_bytes): Likewise.
4035 (arm_function_arg_advance): New function.
4036 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
4037 calling conventions.
4038 (arm_setup_incoming_varargs): Handle new AAPCS args data.
4039 * arm.h (NUM_VFP_ARG_REGS): Define.
4040 (LIBCALL_VALUE): Update.
4041 (FUNCTION_VALUE): Delete.
4042 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
4043 (arm_pcs): New enum.
4044 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
4045 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
4046 (FUNCTION_ARG_REGNO_P): Add VFP regs.
4047 * arm-protos.h (arm_function_arg_advance): Add.
4048 (aapcs_libcall_value): Add.
4049 (arm_function_value): Delete.
4051 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
4052 H.J. Lu <hongjiu.lu@intel.com>
4055 * config/i386/i386.c (standard_sse_mode_p): Remove.
4056 (standard_sse_constant_p): Return 2 for integer mode
4057 vector_all_ones_operand when SSE2 is enabled.
4058 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
4059 (ix86_expand_vector_move): Do not check for negative values from
4060 standard_sse_constant_p.
4062 2009-08-06 Richard Guenther <rguenther@suse.de>
4064 * tree-ssa.c (useless_type_conversion_p_1): Make function and
4065 array type comparisons frontend independent.
4066 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
4067 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
4068 out array reference lower bound and element size operands.
4069 (ao_ref_init_from_vn_reference): Properly compute the offset
4070 for ARRAY_RANGE_REF.
4071 (vn_reference_fold_indirect): Fill out array reference lower
4072 bound and element size operands.
4073 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
4074 a non gimple valued reference operand which can happen for
4075 array reference lower bound or element size.
4076 (create_component_ref_by_pieces_1): Properly generate the
4077 element size operand for array references.
4079 2009-08-06 Richard Guenther <rguenther@suse.de>
4081 PR tree-optimization/40964
4082 * tree.c (iterative_hash_host_wide_int): Export.
4083 * tree.h (iterative_hash_host_wide_int): Declare.
4084 * tree-ssa-structalias.c (heapvar_map): New struct.
4085 (heapvar_map_eq): New function.
4086 (heapvar_map_hash): Likewise.
4087 (heapvar_lookup): Adjust.
4088 (heapvar_insert): Likewise.
4089 (make_constraint_from_heapvar): Allow multiple heap variables
4090 per decl at different offsets.
4091 (init_alias_heapvars): Adjust.
4093 2009-08-04 David Daney <ddaney@caviumnetworks.com>
4095 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
4096 * mips_output_sync_loop (mips_output_sync_loop): Only emit
4097 trailing sync if TARGET_SYNC_AFTER_SC.
4099 2009-08-05 David Daney <ddaney@caviumnetworks.com>
4101 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
4102 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
4103 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
4104 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
4105 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4106 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4107 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4108 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
4109 test_and_set_12): Rewrite calls to mips_output_sync_loop.
4110 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
4111 the prototype declaration match the definition.
4112 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
4113 instructions explicitly. Add barrier_before and operands
4115 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
4116 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
4117 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
4118 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4119 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
4120 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
4122 2009-08-05 Andrew Pinski <pinskia@gmail.com>
4124 * tree-ssa-alias.c: Fix intervals to use [) syntax.
4126 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
4127 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4130 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
4133 2009-08-05 Jakub Jelinek <jakub@redhat.com>
4135 PR rtl-optimization/40924
4136 * dse.c (canon_address): Before calling cselib_expand_value_rtx
4137 make sure canon_rtx (mem_address) isn't simpler than
4138 canon_rtx (expanded_mem_address).
4140 2009-08-05 Li Feng <nemokingdom@gmail.com>
4142 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
4144 (build_scop_drs): Build alias set for each SCoP.
4146 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
4148 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
4149 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
4150 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
4151 (MIPS_ARCH_FLOAT_SPEC): Likewise.
4152 (BASE_DRIVER_SELF_SPECS): Likewise.
4154 2009-08-04 Andrew Pinski <pinskia@gmail.com>
4156 * tree-ssa-alias.c: Fix some comment typos.
4158 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
4160 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
4161 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
4163 2009-08-03 Janis Johnson <janis187@us.ibm.com>
4166 * simplify-rtx.c (simplify_binary_operation_1): Disable
4167 simplifications for decimal float operations.
4169 2009-08-03 Jakub Jelinek <jakub@redhat.com>
4172 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
4173 operand of INDIRECT_REF.
4175 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
4177 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
4178 constants referencing TLS symbols.
4180 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4182 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
4183 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
4185 2009-08-03 Richard Guenther <rguenther@suse.de>
4187 * tree.c (make_vector_type): Build a main variant first,
4188 get the canonical one and then build the variant.
4189 * tree-ssa.c (useless_type_conversion_p_1): Handle
4191 (useless_type_conversion_p): Conversions to pointers to
4192 incomplete record types are useless.
4194 2009-08-03 Richard Guenther <rguenther@suse.de>
4196 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4197 file will be created.
4198 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4199 * toplev.c (compile_file): Adjust comment.
4201 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4203 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4204 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4205 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4206 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4207 (sh_promote_function_mode): Fix typo.
4209 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4211 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4213 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4215 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4216 declaration arguments.
4218 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4220 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4221 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4222 (ix86_split_ashl): Ditto.
4223 (ix86_expand_vector_init_one_nonzero): Ditto.
4224 (ix86_expand_vector_set): Ditto.
4225 (ix86_expand_reduc_v4sf): Ditto.
4227 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4229 * explow.c (promote_function_mode): Remove assert.
4230 * config/sh/sh.c (sh_promote_function_mode): Declare.
4232 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4234 * config/pa/pa.c (pa_promote_function_mode): Declare.
4235 Change to static. Fix promote_mode call.
4237 * gthr-dce.h (CONST_CAST2): Define if not defined.
4238 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4240 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4242 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4244 * expr.c (store_constructor): Use promote_decl_mode. Remove
4245 now write-only variable unsignedp.
4246 (expand_expr_real_1): Use promote_decl_mode.
4247 * expr.h (promote_function_mode, promote_decl_mode): New.
4248 (promote_mode): Remove last argument.
4249 * function.c (assign_temp): Drop last argument of promote_mode.
4250 (assign_parm_find_data_types): Use promote_function_mode.
4251 (assign_parm_setup_reg): Likewise.
4252 (expand_function_end): Use promote_function_mode.
4253 * calls.c (initialize_argument_information): Use promote_function_mode.
4254 (precompute_arguments): Use promote_mode instead of checking if
4255 only PROMOTE_FUNCTION_MODE is defined.
4256 (expand_call): When making sibcall decisions, use promote_function_mode.
4257 Below, remove an if for targetm.calls.promote_function_return and
4258 and use promote_function_mode.
4259 (emit_library_call_value_1): Use promote_function_mode, fix bug
4260 where promote_mode was passed FOR_CALL == 0 for a return value in an
4262 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4263 * explow.c (promote_function_mode, promote_decl_mode): New.
4264 (promote_mode): Keep only the FOR_CALL == 0 case.
4265 * combine.c (setup_incoming_promotion): Remove test of
4266 promote_function_args. Use promote_function_mode.
4267 * stmt.c (expand_value_return): Use promote_decl_mode.
4268 (expand_decl): Use promote_decl_mode.
4270 * expr.c (store_constructor): Use promote_decl_mode. Remove
4271 now write-only variable unsignedp.
4272 (expand_expr_real_1): Use promote_decl_mode.
4273 * expr.h (promote_function_mode, promote_decl_mode): New.
4274 (promote_mode): Remove last argument.
4275 * function.c (assign_temp): Drop last argument of promote_mode.
4276 (assign_parm_find_data_types): Use promote_function_mode.
4277 (assign_parm_setup_reg): Likewise.
4278 (expand_function_end): Use promote_function_mode.
4279 * calls.c (initialize_argument_information): Use promote_function_mode.
4280 (precompute_arguments): Use promote_mode instead of checking if
4281 only PROMOTE_FUNCTION_MODE is defined.
4282 (expand_call): When making sibcall decisions, use promote_function_mode.
4283 Below, remove an if for targetm.calls.promote_function_return and
4284 and use promote_function_mode.
4285 (emit_library_call_value_1): Use promote_function_mode, fix bug
4286 where promote_mode was passed FOR_CALL == 0 for a return value in an
4288 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4289 * explow.c (promote_function_mode, promote_decl_mode): New.
4290 (promote_mode): Keep only the FOR_CALL == 0 case.
4291 * combine.c (setup_incoming_promotion): Remove test of
4292 promote_function_args. Use promote_function_mode.
4293 * stmt.c (expand_value_return): Use promote_decl_mode.
4294 (expand_decl): Use promote_decl_mode.
4296 * explow.c (promote_function_mode): Just call the target hook.
4297 * targhooks.c (default_promote_function_mode,
4298 default_promote_function_mode_always_promote): New.
4299 * targhooks.h (default_promote_function_mode,
4300 default_promote_function_mode_always_promote): Declare.
4301 * target.h (promote_function_args, promote_function_return): Remove.
4302 (promote_function_mode): New.
4303 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4304 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4305 (TARGET_PROMOTE_FUNCTION_MODE): New.
4306 (TARGET_CALLS): Adjust.
4307 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4308 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4310 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4311 * config/s390/s390.c (s390_promote_function_mode): ... here,
4312 with pointer handling.
4313 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4314 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4316 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4317 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4318 with pointer handling.
4319 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4320 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4322 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4323 * config/sh/sh.c (sh_promote_function_mode): New.
4324 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4325 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4327 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4328 * config/cris/cris.c (cris_promote_function_mode): ... here.
4329 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4330 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4332 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4333 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4334 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4335 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4337 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4338 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4339 complex type handling.
4340 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4341 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4343 * config/pa/pa.c (pa_promote_function_mode): New.
4344 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4345 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4347 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4348 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4349 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4350 * config/xtensa/xtensa.c: Likewise.
4351 * config/stormy16/stormy16.c: Likewise.
4352 * config/iq2000/iq2000.c: Likewise.
4353 * config/rs6000/rs6000.c: Likewise.
4354 * config/picochip/picochip.c: Likewise.
4355 * config/arc/arc.c: Likewise.
4356 * config/mcore/mcore.c: Likewise.
4357 * config/score/score.c: Likewise.
4358 * config/mips/mips.c: Likewise.
4359 * config/bfin/bfin.c: Likewise.
4360 * config/ia64/ia64.c: Likewise (disabled though).
4362 * config/frv/frv.h: Remove pointless remark.
4364 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4365 TARGET_PROMOTE_FUNCTION_ARGS,
4366 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4367 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4369 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4371 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4372 -floop-parallelize-all.
4373 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4374 flag_loop_parallelize_all.
4375 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4376 * graphite.c (graphite_transform_loops): Same.
4378 * graphite-poly.c (apply_poly_transforms): Same.
4380 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4382 PR tree-optimization/40914
4383 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4384 if set, then check the delta field of the PMF record.
4385 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4386 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4387 call is stored in the delta.
4389 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4391 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4393 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4395 * config/i386/bsd.h (ASM_BYTE): New define.
4396 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4397 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4398 .byte. Use fputs or putc instead of fprintf where appropriate.
4399 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4400 fputs or putc instead of fprintf where appropriate.
4401 * config/i386/i386elf.h: Ditto.
4402 * config/i386/sysv4.h: Ditto.
4404 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4405 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4406 (*tls_global_dynamic_64): Ditto.
4408 2009-07-31 Christian Bruel <christian.bruel@st.com>
4410 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4412 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4414 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4415 Remove dead code for MINUS.
4417 2009-07-31 Anthony Green <green@moxielogic.com>
4419 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4421 (moxie_expand_epilogue): Ditto for epilogue.
4422 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4424 (moxie_function_arg): Ditto.
4425 (moxie_pass_by_reference): Ditto.
4426 (moxie_arg_partial_bytes): Ditto.
4427 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4428 (FUNCTION_ARG_ADVANCE) Ditto.
4429 (REG_PARM_STACK_SPACE) Ditto.
4430 (FUNCTION_ARG_REGNO_P) Dito.
4432 * config.gcc: Add moxie linux config support.
4433 * gcc/config/moxie/uclinux.h: New file.
4435 2009-07-31 DJ Delorie <dj@redhat.com>
4437 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4438 (UNSPECV_SP_SWITCH_E): New.
4439 (sp_switch_1): Change to an unspec.
4440 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4442 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4443 reference the new stack's address
4445 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4447 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4448 graphite-clast-to-gimple.o, graphite-dependences.o,
4449 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4450 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4451 (graphite-blocking.o,
4452 graphite-clast-to-gimple.o, graphite-dependences.o,
4453 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4454 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4455 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4456 * cfgloop.h (struct loop): Add can_be_parallel field.
4457 * common.opt (fgraphite-identity): Moved up.
4458 (fgraphite-force-parallel): New flag.
4459 * graphite.c: Rewrite.
4460 * graphite.h: Rewrite.
4461 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4463 * toplev.c (graphite_out_file): New file descriptor.
4464 (graphite_in_file): New.
4465 (process_options): flag_graphite_force_parallel cannot be used without
4467 * tree-ssa-loop.c: Include toplev.h.
4468 (gate_graphite_transforms): Enable flag_graphite for
4469 flag_graphite_force_parallel.
4471 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4473 * ChangeLog.graphite: New.
4474 * graphite-blocking.c: New.
4475 * graphite-clast-to-gimple.c: New.
4476 * graphite-clast-to-gimple.h: New.
4477 * graphite-dependences.c: New.
4478 * graphite-dependences.h: New.
4479 * graphite-interchange.c: New.
4480 * graphite-poly.c: New.
4481 * graphite-poly.h: New.
4482 * graphite-ppl.c: New.
4483 * graphite-ppl.h: New.
4484 * graphite-scop-detection.c: New.
4485 * graphite-scop-detection.h: New.
4486 * graphite-sese-to-poly.c: New.
4487 * graphite-sese-to-poly.h: New.
4491 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4493 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4494 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4496 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4498 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4499 (scev_is_linear_expression): Return false if the evolution is not
4500 affine multivariate.
4502 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4504 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4505 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4507 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4509 * tree-data-ref.c (debug_data_references): New.
4510 (debug_data_reference): New.
4511 * tree-data-ref.h (debug_data_references): Declared.
4512 (debug_data_reference): Declared.
4514 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4516 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4517 * tree-data-ref.h (scop_p): Removed.
4518 (struct data_reference): Remove field scop.
4520 (stmt_simple_memref_p): Removed.
4522 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4524 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4525 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4528 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4530 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4532 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4534 * doc/invoke.texi (-fgraphite-identity): Documented.
4536 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4538 * tree-scalar-evolution.c: Fix comment.
4539 (instantiate_scev_1): Return unknow from scev instantiation if the
4540 result is not above instantiate_below.
4542 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4544 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4545 static anymore. Instantiate the symbols that may have been introduced
4547 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4550 2009-07-30 DJ Delorie <dj@redhat.com>
4552 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4553 .vliw directive to VLIW sections.
4555 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4557 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4559 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4560 (AUTOHEADER): New variable.
4561 ($(srcdir)/cstamp-h.in): Use it.
4563 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4564 Pat Haugen <pthaugen@us.ibm.com>
4565 Revital Eres <ERES@il.ibm.com>
4567 * config/rs6000/vector.md (VEC_F): Add VSX support.
4571 (vector_load_<mode>): Ditto.
4572 (vector_store_<mode>): Ditto.
4573 (vector GPR move split): Ditto.
4574 (vec_reload_and_plus_<mptrsize>): Ditto.
4575 (vec_reload_and_reg_<mptrsize>): Ditto.
4576 (add<mode>3): Ditto.
4577 (sub<mode>3): Ditto.
4578 (mul<mode>3): Ditto.
4579 (neg<mode>2): Ditto.
4580 (abs<mode>2): Ditto.
4581 (smin<mode>3): Ditto.
4582 (smax<mode>3): Ditto.
4583 (vector_eq<mode>): Ditto.
4584 (vector_gt<mode>): Ditto.
4585 (vector_ge<mode>): Ditto.
4586 (vector_gtu<mode>): Ditto.
4587 (vector_select_<mode>_uns): Ditto.
4588 (vector_eq_<mode>_p): Ditto.
4589 (vector_gt_<mode>_p): Ditto.
4590 (vector_ge_<mode>_p): Ditto.
4591 (vector_gtu_<mode>_p): Ditto.
4592 (cr6_test_for_zero): Ditto.
4593 (cr6_test_for_zero_reverse): Ditto.
4594 (cr6_test_for_lt): Ditto.
4595 (cr6_test_for_lt_reverse): Ditto.
4596 (xor<mode>3): Ditto.
4597 (ior<mode>3): Ditto.
4598 (and<mode>3): Ditto.
4599 (one_cmpl<mode>2): Ditto.
4600 (nor<mode>2): Ditto.
4601 (andc<mode>2): Ditto.
4602 (float<VEC_int<mode>2): Ditto.
4603 (unsigned_float<VEC_int><mode>2): Ditto.
4604 (fix_trunc<mode><VEC_int>2): Ditto.
4605 (fixuns_trunc<mode><VEC_int>2): Ditto.
4607 (vec_set<mode>): Ditto.
4608 (vec_extract<mode>): Ditto.
4609 (vec_interleave_highv4sf): Ditto.
4610 (vec_interleave_lowv4sf): Ditto.
4611 (vec_realign_load_<mode>): Ditto.
4612 (vec_shl_<mode>): Ditto.
4613 (vec_shr_<mode>): Ditto.
4614 (div<mode>3): New patterns for VSX.
4615 (vec_interleave_highv2df): Ditto.
4616 (vec_interleave_lowv2df): Ditto.
4617 (vec_pack_trunc_v2df): Ditto.
4618 (vec_pack_sfix_trunc_v2df): Ditto.
4619 (vec_pack_ufix_trunc_v2df): Ditto.
4620 (vec_unpacks_hi_v4sf): Ditto.
4621 (vec_unpacks_lo_v4sf): Ditto.
4622 (vec_unpacks_float_hi_v4si): Ditto.
4623 (vec_unpacks_float_lo_v4si): Ditto.
4624 (vec_unpacku_float_hi_v4si): Ditto.
4625 (vec_unpacku_float_lo_v4si): Ditto.
4626 (movmisalign<mode>): Ditto.
4627 (vector_ceil<mode>2): New patterns for vectorizing math library.
4628 (vector_floor<mode>2): Ditto.
4629 (vector_btrunc<mode>2): Ditto.
4630 (vector_copysign<mode>3): Ditto.
4632 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4633 predicate for setting the high bit in each word, used for copysign.
4635 * config/rs6000/ppc-asm.h (f19): Whitespace.
4636 (f32-f63): Define if VSX.
4637 (v0-v31): Define if Altivec.
4638 (vs0-vs63): Define if VSX.
4640 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4642 * config/rs6000/power7.md: New file, provide tuning parameters for
4645 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4646 (rs6000_cpu_cpp_builtins): Ditto.
4647 (altivec_overloaded_builtins): Ditto.
4648 (altivec_resolve_overloaded_builtin): Ditto.
4650 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4651 debug switch to disable vectorizing simple math builtin
4654 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4655 Vectorize simple math builtin functions.
4656 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4657 hook to vectorize math builtins.
4658 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4659 (rs6000_builtin_conversion): Add VSX/power7 support.
4660 (rs6000_builtin_vec_perm): Ditto.
4661 (vsplits_constant): Add support for loading up a vector constant
4662 with just the high bit set in each part.
4663 (rs6000_expand_vector_init): Add VSX/power7 support.
4664 (rs6000_expand_vector_set): Ditto.
4665 (rs6000_expand_vector_extract): Ditto.
4666 (rs6000_emit_move): Ditto.
4667 (bdesc_3arg): Ditto.
4668 (bdesc_2arg): Ditto.
4669 (bdesc_1arg): Ditto.
4670 (rs6000_expand_ternop_builtin): Ditto.
4671 (altivec_expand_builtin): Ditto.
4672 (rs6000_expand_unop_builtin): Ditto.
4673 (rs6000_init_builtins): Ditto.
4674 (altivec_init_builtins): Ditto.
4675 (builtin_function_type): Ditto.
4676 (rs6000_common_init_builtins): Ditto.
4677 (rs6000_handle_altivec_attribute); Ditto.
4678 (rs6000_mangle_type): Ditto.
4679 (rs6000_vector_mode_supported_p): Ditto.
4680 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4683 * config/rs6000/vsx.md: New file for VSX support.
4685 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4686 identifing values with just the most significant bit set.
4687 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4688 vectorized builtins.
4690 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4691 (UNSPEC_VRFIM): Delete.
4692 (splitter for loading up vector with most significant bit): New
4693 splitter for vectorizing copysign.
4694 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4695 vectorizing simple math functions.
4696 (altivec_vrfip): Add support for vectorizing simple math functions.
4697 (altivec_vrfim): Ditto.
4698 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4700 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4701 (power7.md, vsx.md): Include for power7 support.
4702 (copysigndf3): Use VSX instructions if -mvsx.
4703 (negdf2_fpr): Ditto.
4704 (absdf2_fpr): Ditto.
4705 (nabsdf2_fpr): Ditto.
4706 (adddf3_fpr): Ditto.
4707 (subdf3_fpr): Ditto.
4708 (muldf3_fpr): Ditto.
4709 (divdf3_fpr): Ditto.
4710 (fix_truncdfdi2_fpr): Ditto.
4711 (cmpdf_internal1): Ditto.
4712 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4713 (btruncdf2, btruncdf2_fpr): Ditto.
4714 (ceildf2, ceildf2_fpr): Ditto.
4715 (floordf2, floordf2_fpr): Ditto.
4716 (floatdidf2, floatdidf2_fpr): Ditto.
4717 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4718 (fmsubdf4_fpr): Ditto.
4719 (fnmadddf4_fpr_1): Ditto.
4720 (fnmadddf4_fpr_2): Ditto.
4721 (fnmsubdf4_fpr_1): Ditto.
4722 (fnmsubdf4_fpr_2): Ditto.
4723 (fixuns_truncdfdi2): Add expander for VSX support.
4724 (fix_truncdfdi2): Ditto.
4725 (fix_truncdfsi2): Ditto.
4727 (btruncsf2): Whitespace.
4728 (movdf_hardfloat32): Add support for VSX registers.
4729 (movdf_softfloat32): Ditto.
4730 (movdf_hardfloat64): Ditto.
4731 (movdf_hardfloat64_mfpgpr): Ditto.
4732 (movdf_softfloat64): Ditto.
4733 (movti splitters): Add check for vector registers supporting
4734 TImode in the future.
4735 (bpermd): Add power7 bpermd instruction.
4737 * config/rs6000/altivec.h (vec_div): Define if VSX.
4741 (vec_nearbyint): Ditto.
4744 (all predicates): Use the generic builtin function, and not the V4SF
4745 specific function so that the predicates will work with VSX's V2DF.
4749 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4750 Document new VSX functions and types.
4752 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4755 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4756 "wa", and "j" constraints. Modify "v" to talk about Altivec
4757 instead of just vector.
4759 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4762 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4763 location for phi arguments.
4764 (rewrite_update_phi_arguments): Find locations for reaching defs.
4765 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4766 Add location to add_phi_arg calls.
4767 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4768 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4769 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4770 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4771 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4772 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4773 * tree-phinodes.c (make_phi_node): Initialize location.
4774 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4775 (add_phi_arg): Add location parameter.
4776 (remove_phi_arg_num): Move location when moving phi argument.
4777 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4779 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4780 slpeel_update_phi_nodes_for_guard1,
4781 slpeel_update_phi_nodes_for_guard2,
4782 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4783 vect_loop_versioning): Set locations.
4784 * tree-parloops.c (create_phi_for_local_result,
4785 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4786 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4787 * tree-vect-loop.c (get_initial_def_for_induction,
4788 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4790 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4791 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4792 (gimple_phi_arg_set_location): New. Set locus.
4793 (gimple_phi_arg_has_location): New. Check for locus.
4794 (redirect_edge_var_map_location): New. Return locus from var_map.
4795 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4796 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4797 combining PHI arguments.
4798 (cond_store_replacement): Set location.
4799 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4800 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4801 scop_add_exit_phis_edge): Add locations.
4802 * tree-cfgcleanup.c (remove_forwarder_block,
4803 remove_forwarder_block_with_phi): Add locations.
4804 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4805 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4807 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4808 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4809 flush_pending_stmts): Add source location.
4810 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4811 stack to preserve locations.
4812 * tree-vect-stmts.c (vectorizable_load): Add location.
4813 * tree-inline.c (copy_phis_for_bb): Copy locus.
4814 (setup_one_parameter): Add call locus to inlined parameter stmts.
4815 (initialize_inlined_parameters): Pass in call location as parameter
4817 (tree_function_versioning): Pass location to setup_one_parameter.
4818 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4819 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4820 copy and edge lists.
4821 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4822 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4823 locus parameter and override the stmt default if provided.
4824 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4825 elim_graph_add_edge, elim_graph_remove_succ_edge,
4826 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4827 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4828 eliminate_phi): Add locus info in elimination graph for each edge and
4830 (insert_backedge_copies): Copy locus if present.
4831 * tree-flow.h (struct _edge_var_map): Add locus field.
4832 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4833 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4834 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4836 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4838 2009-07-30 Martin Jambor <mjambor@suse.cz>
4840 PR tree-optimization/40570
4841 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4844 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4846 * ssa-loop-manip.c: Include langhooks.h.
4847 (rewrite_phi_with_iv): New.
4848 (rewrite_all_phi_nodes_with_iv): New.
4849 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4850 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4851 * tree-parloops.c (loop_parallel_p): Move out all conditions
4852 except dependency check.
4853 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4854 (gen_parallel_loop): Call canonicalize_loop_ivs without
4855 reduction_list argument.
4856 (build_new_reduction): New.
4857 (gather_scalar_reductions): New.
4858 (try_get_loop_niter): New.
4859 (try_create_reduction_list): New.
4860 (parallleize_loops): Change the parallel conditions check.
4861 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4862 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4864 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4866 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4868 * doc/options.texi (Option properties): Mention new quoting syntax.
4870 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4872 * config/alpha/alpha.c (alpha_start_function):
4873 Handle VMS_DEBUG_MAIN_POINTER
4874 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4875 * doc/invoke.texi: Document -mdebug-main switch.
4877 2009-07-29 Richard Henderson <rth@redhat.com>
4879 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4880 (cgraph_create_edge_including_clones): Likewise.
4881 * tree-inline.c (copy_bb): Operate on the correct edges
4882 when updating the callgraph.
4884 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4886 * config/alpha/vms-cc.c: Deleted.
4887 * config/alpha/vms-ld.c: Deleted.
4888 * config/alpha/t-vms64: Moved to config/vms
4889 * config/alpha/vms-crt0-64.c: Moved to config/vms
4890 * config/alpha/vms-crt0.c: Moved to config/vms
4891 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4892 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4893 * config/alpha/xm-vms.h: Moved to config/vms
4894 * config/alpha/x-vms: Moved to config/vms
4895 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
4897 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
4898 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
4900 * config/vms/t-vms64: Moved here from config/alpha
4901 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
4902 (argc,argv,envp): Enforce 32bit malloc'ing.
4903 * config/vms/vms-psxcrt0-64.c: Likewise.
4904 * config/vms/vms-crt0.c: Moved here from config/alpha.
4905 * config/vms/vms-psxcrt0.c: Likewise.
4906 * config/vms/vms-crtl-64.h: New file.
4907 * config/vms/vms-crtl.h: New file.
4908 * config/vms/vms.opt: New file.
4909 * config/vms/xm-vms64.h: New file.
4910 * config/vms/xm-vms.h: Moved here from config/alpha.
4911 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
4913 * config/vms/x-vms: Moved here from config/alpha.
4914 (version, VMS_EXTRA_PARTS): Moved to t-vms.
4915 (vms-ld.o, vms-cc.o): Removed.
4916 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
4918 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4920 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4921 correct stack (obvious VMS fix).
4923 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4925 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4926 date, version info if VMS_DEBUGGING_INFO defined.
4927 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
4928 size, date calculating code moved here.
4930 2009-07-29 Paul Brook <paul@codesourcery.com>
4932 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
4935 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4938 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
4939 to DImode when generating insq_le insn.
4941 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4943 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4944 New macro set for VMS_DEBUGGGING_INFO.
4945 (AT_string_form): Use it.
4947 2009-07-28 DJ Delorie <dj@redhat.com>
4949 * config/mep/mep.c (vtext_section): New.
4950 (vftext_section): New.
4951 (ftext_section): New.
4952 (mep_select_section): Add support for functions.
4953 (mep_unique_section): Likewise.
4954 (mep_asm_init_sections): Likewise.
4955 (mep_encode_section_info): Remove it from here.
4957 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4959 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
4961 * tree.h (TREE_DEPRECATED): Document it is used for types too.
4962 (TYPE_VECTOR_OPAQUE): Use default_def_flag
4964 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4966 * dwarf2out.c (output_file_names): Test new macro
4967 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
4968 (add_comp_dir_attribute): Likewise.
4970 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
4972 * config/i386/mingw-w64.h (LINK_SPEC): Add
4973 separating space between commands.
4975 2009-07-28 Jan Hubicka <jh@suse.cz>
4977 PR tree-optimization/40759
4978 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
4981 2009-07-27 DJ Delorie <dj@redhat.com>
4983 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
4984 types are dword-aligned.
4985 (mep_expand_va_start): Likewise.
4987 2009-07-27 Olivier Hainque <hainque@adacore.com>
4988 Douglas B Rupp <rupp@gnat.com>
4990 * convert.c (convert_to_pointer): Don't assume the target
4991 pointer type is POINTER_SIZE long. Fetch its precision instead.
4993 2009-07-27 Douglas B Rupp <rupp@gnat.com>
4995 * system.h (fopen): Undefine if macro.
4997 2009-07-27 Jakub Jelinek <jakub@redhat.com>
4999 * dwarf2out.c (output_cfi_p): Removed.
5000 (output_cfis): New function.
5001 (output_fde): New function, split from output_call_frame_info.
5002 (output_call_frame_info): Use it.
5003 (dwarf2out_switch_text_section): Use output_cfis.
5005 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5007 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
5008 TARGET_BI_ARCH is specified without enabling SJLJ.
5009 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
5010 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
5012 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
5014 * arm.md (negdi2): Use DImode if forcing a value into a register.
5016 2009-07-26 Ira Rosen <irar@il.ibm.com>
5018 PR tree-optimization/40801
5019 * tree-vect-stmts.c (vectorizable_call): Get previous copy
5020 of vector operand from the previous copy of vector statement.
5021 Pass the correct definition type value to
5022 vect_get_vec_def_for_stmt_copy().
5024 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5026 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
5027 const char ** conversion.
5029 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5031 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
5032 fancy_abort() if !ENABLE_ASSERT_CHECKING.
5033 (gcc_unreachable): Invoke __builtin_unreachable() if
5034 !ENABLE_ASSERT_CHECKING.
5036 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5038 PR rtl-optimization/40445
5039 * emit-rtl.c (next_nonnote_insn_bb): New function.
5040 * rtl.h (next_nonnote_insn_bb): Declare new function.
5041 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
5042 with no successors that is the successor of the ENTRY_BLOCK.
5043 Continue from the top after removing an empty fallthrough block.
5044 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
5045 of next_nonnote_insn.
5047 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5049 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
5051 2009-07-25 Martin Jambor <mjambor@suse.cz>
5053 * c-common.c (c_common_attribute_table): New element for noclone.
5054 (handle_noclone_attribute): New function. Forward-declare.
5055 * tree-inline.c (tree_versionable_function_p): Check for noclone
5057 * doc/extend.texi (Labels as Values): Document need for noclone.
5058 (Function Attributes): Document noclone attribute.
5060 2009-07-25 Jakub Jelinek <jakub@redhat.com>
5062 PR rtl-optimization/34999
5063 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
5064 and dw_fde_switched_cold_to_hot fields.
5065 (output_cfi_p): New function.
5066 (output_call_frame_info): If fde->dw_fde_switched_sections,
5067 output 2 FDEs instead of one with corrupted header.
5068 (dwarf2out_do_cfi_startproc): New function.
5069 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
5070 and fde->dw_fde_switched_cold_to_hot.
5071 (dwarf2out_switch_text_section): Compute
5072 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
5073 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
5074 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
5075 Otherwise, compute fde->dw_fde_switch_cfi.
5077 2009-07-24 Cary Coutant <ccoutant@google.com>
5079 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
5081 2009-07-24 Cary Coutant <ccoutant@google.com>
5083 * cfghooks.c (split_block): Copy discriminator to new block.
5084 * tree-cfg.c (assign_discriminator): Check location of last
5085 instruction in block as well as first.
5087 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
5089 * config/i386/linux.c: Use fputs or putc instead of fprintf
5091 * config/i386/gas.h: Ditto.
5092 * config/i386/x86-64.h: Ditto.
5093 * config/i386/att.h: Ditto.
5095 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5097 * expmed.c (emit_store_flag): Use a recursive call to optimize the
5100 2009-07-24 Martin Jambor <mjambor@suse.cz>
5102 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
5103 (ipa_push_func_to_list_1): Declare.
5104 (ipa_push_func_to_list): New function.
5106 * ipa-prop.c (ipa_push_func_to_list_1): New function.
5107 (ipa_init_func_list): Call ipa_push_func_to_list_1.
5108 (ipa_push_func_to_list): Removed.
5109 (ipa_pop_func_from_list): Clear node_enqueued flag.
5111 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5113 * config/s390/s390.c (override_options): Default
5114 max-unrolled-insns to 100 for z10 tuning.
5116 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
5118 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
5119 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
5120 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
5121 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
5122 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
5123 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
5124 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
5126 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5128 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
5129 use default set in mingw32.h header.
5130 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
5131 64-bit /mingw/include path.
5132 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
5135 2009-07-23 Neil Vachharajani <nvachhar@google.com>
5137 PR rtl-optimization/40209
5138 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
5140 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5142 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
5143 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
5144 with the rest of string where appropriate. Use fputs or putc
5145 instead of fprintf where appropriate.
5147 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5148 Pat Haugen <pthaugen@us.ibm.com>
5149 Revital Eres <ERES@il.ibm.com>
5151 * config/rs6000/vector.md: New file. Move most of the vector
5152 expander support here from altivec.md to allow for the VSX vector
5153 unit in the future. Add support for secondary_reload patterns.
5154 Rewrite the patterns for vector comparison, and vector comparison
5155 predicate instructions so that the RTL expresses the desired
5156 behavior, instead of using unspec.
5158 * config/rs6000/constraints.md ("f" constraint): Use
5159 rs6000_constraints to hold the precalculated register class.
5160 ("d" constraint): Ditto.
5161 ("wd" constraint): New constraint for VSX.
5162 ("wf" constraint): Ditto.
5163 ("ws" constraint): Ditto.
5164 ("wa" constraint): Ditto.
5165 ("wZ" constraint): Ditto.
5166 ("j" constraint): Ditto.
5168 * config/rs6000/predicates.md (vsx_register_operand): New
5170 (vfloat_operand): New predicate for vector.md.
5171 (vint_operand): Ditto.
5172 (vlogical_operand): Ditto.
5173 (easy_fp_constant): If VSX, 0.0 is an easy constant.
5174 (easy_vector_constant): Add VSX support.
5175 (altivec_indexed_or_indirect_operand): New predicate for
5176 recognizing Altivec style memory references with AND -16.
5178 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
5179 for vector secondary reload support.
5180 (rs6000_vector_reg_class): Delete, replacing it with
5182 (rs6000_vsx_reg_class): Ditto.
5183 (rs6000_constraints): New array to hold the register classes of
5184 each of the register constraints that can vary at runtime.
5185 (builtin_mode_to_type): New static array for builtin function type
5187 (builtin_hash_table): New static hash table for builtin function
5189 (TARGET_SECONDARY_RELOAD): Define target hook.
5190 (TARGET_IRA_COVER_CLASSES): Ditto.
5191 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5192 registers are 128 bits if VSX memory reference instructions are used.
5193 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5195 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5196 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5197 Print several of the scheduling related parameters.
5198 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5199 rs6000_constraints instead of rs6000_vector_reg_class. Move
5200 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5201 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5202 Altivec. Add VSX support. Setup for secondary reload support on
5203 Altivec/VSX registers.
5204 (rs6000_override_options): Make power7 set the scheduling groups
5205 like the power5. Add support for new debug switches to override
5206 the scheduling defaults. Temporarily disable -mcpu=power7 from
5207 setting -mvsx. Add support for debug switches -malways-hint,
5208 -msched-groups, and -malign-branch-targets.
5209 (rs6000_buitlin_conversion): Add support for returning unsigned
5210 vector conversion functions to fix regressions due to stricter
5212 (rs6000_builtin_mul_widen_even): Ditto.
5213 (rs6000_builtin_mul_widen_odd): Ditto.
5214 (rs6000_builtin_vec_perm): Ditto.
5215 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5216 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5218 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5220 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5221 VSX types for bit operations. Changes to accomidate vector.md.
5222 (bdesc_2arg): Ditto.
5223 (bdesc_1arg): Ditto.
5224 (struct builtin_description_predicates): Rewrite predicate
5225 handling so that RTL describes the operation, instead of passing
5226 the instruction to be used as a string argument.
5227 (bdesc_altivec_preds): Ditto.
5228 (altivec_expand_predicate_builtin): Ditto.
5229 (altivec_expand_builtin): Ditto.
5230 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5231 statement for vsldoi support.
5232 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5233 (altivec_expand_st_builtin): Ditto.
5234 (paired_expand_builtin): Whitespace changes.
5235 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5236 builtin_mode_to_type table for secondary reload. Call
5237 builtin_function_type to build random builtin functions.
5238 (altivec_init_builtins): Change to use builtin_function_type to
5239 create builtin function types dynamically as we need them.
5240 (builtin_hash_function): New support for hashing the tree types
5241 for builtin function as we need it, rather than trying to build
5242 all of the trees that we need. Add initial preliminary VSX support.
5243 (builtin_function_type): Ditto.
5244 (builtin_function_eq): Ditto.
5245 (builtin_hash_struct): Ditto.
5246 (rs6000_init_builtins): Ditto.
5247 (rs6000_common_init_builtins): Ditto.
5248 (altivec_init_builtins): Ditto.
5249 (rs6000_common_init_builtins): Ditto.
5250 (enum reload_reg_type): New enum for simplifing reg classes.
5251 (rs6000_reload_register_type): Simplify register classes into GPR,
5252 Vector, and other registers. Altivec and VSX addresses in reload.
5253 (rs6000_secondary_reload_inner): Ditto.
5254 (rs6000_ira_cover_classes): New target hook, that returns the
5255 appropriate cover classes, based on -mvsx being used or not.
5256 (rs6000_secondary_reload_class): Add VSX support.
5257 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5258 (get_vsel_insn): Ditto.
5259 (rs6000_emit_vector_compare): Rewrite vector conditional support
5260 so that where we can, we use RTL operators, instead of blindly use
5262 (rs6000_emit_vector_select): Ditto.
5263 (rs6000_emit_vector_cond_expr): Ditto.
5264 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5265 (create_TOC_reference): Add -mdebug=addr support.
5266 (emit_frame_save): VSX loads/stores need register indexed addressing.
5268 * config/rs6000/rs6000.md: Include vector.md.
5270 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5272 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5273 support for V2DI, V2DF in logical, permute, select operations.
5275 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5276 switch for vsx/power7.
5277 (-mvsx-scalar-memory): Ditto.
5278 (-mvsx-align-128): Ditto.
5279 (-mallow-movmisalign): Ditto.
5280 (-mallow-df-permute): Ditto.
5281 (-msched-groups): Ditto.
5282 (-malways-hint): Ditto.
5283 (-malign-branch-targets): Ditto.
5285 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5287 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5288 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5289 (rs6000_vector_reg_class): Delete.
5290 (rs6000_vsx_reg_class): Ditto.
5291 (enum rs6000_reg_class_enum): New enum for the constraints that
5292 vary based on target switches.
5293 (rs6000_constraints): New array to hold the register class for all
5294 of the register constraints that vary based on the switches used.
5295 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5296 (enum rs6000_builtins): Add unsigned varients for the builtin
5297 declarations returned by target hooks for expanding multiplies,
5298 select, and permute operations. Add VSX builtins.
5299 (enum rs6000_builtin_type_index): Add entries for VSX.
5300 (V2DI_type_node): Ditto.
5301 (V2DF_type_node): Ditto.
5302 (unsigned_V2DI_type_node): Ditto.
5303 (bool_long_type_node): Ditto.
5304 (intDI_type_internal_node): Ditto.
5305 (uintDI_type_internal_node): Ditto.
5306 (double_type_internal_node): Ditto.
5308 * config/rs6000/altivec.md (whole file): Move all expanders to
5309 vector.md from altivec.md. Rename insn matching functions to be
5311 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5312 (altivec_vcmp*): Ditto.
5313 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5314 (VM): New iterator for moves that includes the VSX types.
5315 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5316 (altivec_vperm_<mode>_uns): New, for unsigned types.
5317 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5318 (altivec_eq<mode>): Ditto.
5319 (altivec_gt<mode>): Ditto.
5320 (altivec_gtu<mode>): Ditto.
5321 (altivec_eqv4sf): Ditto.
5322 (altivec_gev4sf): Ditto.
5323 (altivec_gtv4sf): Ditto.
5324 (altivec_vcmpbfp_p): Ditto.
5326 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5328 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5331 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5334 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5335 ASM_SHORT instead of .word.
5336 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5337 instead of .word in asm template.
5339 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5342 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5343 (process_bb_node_lives): Use it.
5345 * ira.c (setup_cover_and_important_classes): Don't setup
5346 ira_important_class_nums. Add cover classes to the end of
5348 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5350 (find_reg_class_closure): Use reorder_important_classes.
5352 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5354 * config/i386/i386.c (i386_ira_cover_classes): New function.
5355 (TARGET_IRA_COVER_CLASSES): Redefine.
5357 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5358 importance of order of cover classes in the array.
5360 2009-07-22 Diego Novillo <dnovillo@google.com>
5362 * tree-pass.h (TDF_EH): Define.
5363 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5364 contains TDF_EH, print the EH region number holding GS.
5365 * tree-dump.c (dump_options): Add "eh".
5366 * doc/invoke.texi: Document it.
5368 2009-07-22 Doug Kwan <dougkwan@google.com>
5370 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5372 2009-07-22 Michael Matz <matz@suse.de>
5374 PR tree-optimization/35229
5375 PR tree-optimization/39300
5377 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5378 (inhibit_phi_insertion): New function.
5379 (insert_into_preds_of_block): Call it for REFERENCEs.
5380 (init_pre): Initialize and finalize scalar evolutions.
5381 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5383 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5385 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5386 Use CONST_VECTOR_NUNITS to determine number of elements.
5388 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5390 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5391 (U, W): Constraints are now deprecated and will be removed if we
5393 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5395 ("prefetch"): Add the stcmh instruction for prefetching.
5396 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5398 (s390_short_displacement): Return always true if compiling for
5399 machines not providing the long displacement facility.
5400 (s390_mem_constraint): Support the new constraint letter Z.
5401 (s390_check_qrst_address): New function.
5403 2009-07-21 DJ Delorie <dj@redhat.com>
5405 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5408 2009-07-21 Jason Merrill <jason@redhat.com>
5410 * c-common.c (max_tinst_depth): Increase default to 1024.
5412 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5414 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5415 (vec_unpacku_float_lo_v4si): Ditto.
5417 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5420 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5421 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5422 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5423 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5425 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5427 PR tree-optimization/40813
5428 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5431 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5433 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5434 with a NOP_EXPR if needed.
5436 2009-07-21 Paul Brook <paul@codesourcery.com>
5438 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5439 Terminate debug dump with newline.
5441 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5443 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5444 Cast "1" to unsigned HOST_WIDE_INT.
5445 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5446 deposit length to the maximum length - lsb. Extend length if
5447 HOST_BITS_PER_WIDE_INT is 32.
5449 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5451 * cgraph.h (constant_pool_htab): New function.
5452 (constant_descriptor_tree): Move from varasm.c.
5453 * varasm.c (constant_pool_htab): New function.
5454 (constant_descriptor_tree): Move to cgraph.h.
5456 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5458 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5460 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5462 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5465 2009-07-20 Xinliang David Li <davidxl@google.com>
5467 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5469 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5471 * config/mips/mips.md (move_type): Add arith.
5472 (type): Handle arith.
5473 (zero_extendsidi2): Rename this into ...
5474 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5475 (zero_extendsidi2): New expander.
5476 (*zero_extendsidi2_dext): New pattern.
5478 2009-07-20 Nick Clifton <nickc@redhat.com>
5480 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5481 to set MIPS_ABI_DEFAULT.
5482 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5484 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5486 * tree-object-size.c (addr_object_size): Handle unions with
5487 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5489 PR tree-optimization/40792
5490 * tree.c (build_function_type_skip_args): Remove bogus assert.
5492 2009-07-20 Jan Hubicka <jh@suse.cz>
5493 Martin Jambor <mjambor@suse.cz>
5495 * cgraph.h (combined_args_to_skip): New field.
5496 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5497 combined_args_to_skip and args_to_skip.
5498 * tree-inline.c (update_clone_info): New function.
5499 (tree_function_versioning): Call update_clone_info.
5500 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5502 (cgraph_materialize_all_clones): More extensive dumping, working
5503 with combined_args_to_skip rather than args_to_skip.
5505 2009-07-20 Ira Rosen <irar@il.ibm.com>
5507 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5508 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5509 (get_initial_def_for_reduction): Likewise.
5510 (vectorizable_reduction): Skip the check of first operand in case
5511 of COND_EXPR. Add check that it is outer loop vectorization if
5512 nested cycle was detected. Call vectorizable_condition() for
5513 COND_EXPR. If reduction epilogue cannot be created do not fail for
5514 nested cycles (if it is not double reduction). Assert that there
5515 is only one type in the loop in case of COND_EXPR. Call
5516 vectorizable_condition() to vectorize COND_EXPR.
5517 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5518 Add parameters. Allow nested cycles if called from
5519 vectorizable_reduction(). Use reduction vector variable if provided.
5520 (vect_analyze_stmt): Call vectorizable_reduction() before
5521 vectorizable_condition().
5522 (vect_transform_stmt): Update call to vectorizable_condition().
5524 2009-07-20 Christian Bruel <christian.bruel@st.com>
5526 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5527 * doc/invoke.texi (-mfmovd): Likewise.
5528 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5530 2009-07-20 Jan Hubicka <jh@suse.cz>
5532 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5533 when handling SSA name.
5535 2009-07-19 Jan Hubicka <jh@suse.cz>
5537 PR tree-optimization/40676
5538 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5539 virtual PHIs in empty BBs.
5541 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5543 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5544 re-expanded the compound use gen_lowpart instead to convert to the
5547 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5549 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5550 OUTER_CONST arguments.
5551 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5552 the new wider mode will be masked off.
5553 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5555 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5557 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5558 high-order bits are zero.
5560 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5562 * combine.c (simplify_shift_const_1): Split code to determine
5564 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5565 new bits shifted in are identical to the old sign bit.
5567 2009-07-18 Richard Guenther <rguenther@suse.de>
5570 * gimplify.c (gimplify_call_expr): Reject code using results from
5571 functions returning void.
5573 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5575 * doc/md.texi: Document the new PowerPC "es" constraint.
5576 Document that "m" can include automodified addresses on this target,
5577 and explain how %U must be used. Extend the "Q" and "Z" documentation
5578 to suggest "es" as well as "m".
5579 * config/rs6000/constraints.md (es): New memory constraint.
5580 (Q, Z): Update strings to match new documentation.
5582 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5584 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5585 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5586 * config/rs6000/predicates.md (volatile_mem_operand): Use
5587 offsettable_nonstrict_memref_p.
5588 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5589 (*floatunssidf2_internal): Likewise.
5590 (*fix_truncdfsi2_internal): Likewise.
5591 (*fix_trunctfsi2_internal): Likewise.
5593 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5595 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5597 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5599 2009-07-17 Richard Guenther <rguenther@suse.de>
5602 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5603 (pass_warn_unused_result): Likewise.
5604 (TODO_set_props): Remove.
5605 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5607 (pass_diagnose_omp_blocks): Define.
5608 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5609 (c_gimple_diagnostics_recursively): Remove.
5610 (finish_function): Do not call it.
5611 (c_write_global_declarations): Continue after errors.
5612 Finalize the CU here.
5613 * c-gimplify.c (c_genericize): Do not gimplify here.
5614 * c-common.c (c_warn_unused_result): Move ...
5615 * tree-cfg.c (do_warn_unused_result): ... here.
5616 (run_warn_unused_result): New function.
5617 (gate_warn_unused_result): New function.
5618 (pass_warn_unused_result): New pass.
5619 * c-common.h (c_warn_unused_result): Remove.
5620 * flags.h (flag_warn_unused_result): Declare.
5621 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5622 * opts.c (flag_warn_unused_result): Initialize to false.
5623 * toplev.c (compile_file): Add comment.
5624 * omp-low.c (create_omp_child_function): Do not register
5625 the function with the frontend.
5626 (diagnose_omp_structured_block_errors): Prepare to be
5627 called as optimization pass.
5628 (gate_diagnose_omp_blocks): New function.
5629 (pass_diagnose_omp_blocks): New pass.
5630 * cgraph.h (cgraph_optimize): Remove.
5631 (cgraph_analyze_function): Likewise.
5632 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5633 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5634 before their parents here.
5635 (cgraph_finalize_function): Not here.
5636 (cgraph_analyze_function): Gimplify functions here.
5637 (cgraph_finalize_compilation_unit): Continue after errors.
5638 Optimize the callgraph from here.
5639 (cgraph_optimize): Make static.
5640 * langhooks.c (write_global_declarations): Finalize the CU.
5641 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5642 (gimplify_function_tree): Assert we gimplify only once.
5643 Set PROP_gimple_any property.
5644 * tree-nested.c (gimplify_all_functions): New function.
5645 (lower_nested_functions): Gimplify all nested functions.
5646 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5647 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5648 and pass_diagnose_omp_blocks after gimplification. Do not
5649 set TODO_set_props on all_lowering_passes.
5650 (execute_one_pass): Do not handle TODO_set_props.
5651 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5652 (gimplify.o): Add tree-pass.h dependency.
5653 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5654 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5655 (unsave_r): Likewise.
5656 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5659 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5661 * doc/service.texi (Service): Restore previously removed link,
5662 which isn't broken after all.
5664 2009-07-17 Richard Guenther <rguenther@suse.de>
5666 PR tree-optimization/40321
5667 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5668 PHI nodes to the maximal set.
5669 (make_values_for_phi): Add PHI arguments to the maximal set.
5670 (execute_pre): Dump PHI_GEN and the maximal set.
5672 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5675 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5678 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5680 * doc/extend.texi (Nested Functions): Replace broken link with
5682 * doc/service.texi (Service): Remove broken link.
5684 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5687 * builtins.c (expand_builtin_memcmp): Use loc instead of
5688 EXPR_LOCATION (exp).
5689 (expand_builtin_strncmp): Likewise.
5691 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5692 Manuel López-Ibáñez <manu@gcc.gnu.org>
5695 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5696 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5697 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5698 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5699 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5700 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5701 tree-inline.c, c-common.c, c-common.h, gimple.c,
5702 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5703 convert.c: Add location argument to fold_{unary,binary,ternary},
5704 fold_build[123], build_call_expr, build_size_arg,
5705 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5706 fold_build1_initializer, fold_build2_initializer,
5707 fold_build3_initializer, fold_build_call_array,
5708 fold_build_call_array_initializer, fold_single_bit_test,
5709 omit_one_operand, omit_two_operands, invert_truthvalue,
5710 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5711 combine_comparisons, fold_builtin_*, fold_call_expr,
5712 build_range_check, maybe_fold_offset_to_address, round_up,
5715 2009-07-16 Jason Merrill <jason@redhat.com>
5718 * c-common.c (c_common_reswords): Add __is_standard_layout
5720 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5721 * doc/implement-cxx.texi: New.
5722 * doc/gcc.texi: Include it.
5724 2009-07-16 DJ Delorie <dj@redhat.com>
5726 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5727 compares that may be indirectly affected by previous instructions.
5729 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5731 * builtins.c (do_mpc_arg2): New.
5732 (fold_builtin_2): Fold builtin cpow.
5733 * real.h (HAVE_mpc_pow): New.
5735 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5737 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5738 comparison to skip unprofitable schedule
5740 2009-07-16 Simon Baldwin <simonb@google.com>
5742 * gcc.c (option_map): New flag -no-canonical-prefixes.
5743 * (display_help): Print help text for new flag.
5744 * (process_command): Move options translation and language specifics
5745 and handle new flag early. Use it to set a function pointer to a
5746 prefix builder. Replace make_relative_prefix calls with calls to
5747 the function pointed to. Ignore new flag in regular options handling.
5748 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5750 2009-07-15 DJ Delorie <dj@redhat.com>
5752 * config/mep/mep.md (sibcall_internal): Change register to avoid
5754 (sibcall_value_internal): Likewise.
5756 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5758 PR rtl-optimization/40710
5759 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5761 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5763 * config/mips/mips.md (*extenddi_truncate<mode>,
5764 *extendsi_truncate<mode>): Change type attribute to move_type
5765 with shift_shift. Split out code handling exts from here ...
5766 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5768 (*extendhi_truncateqi): Change type attribute to move_type with
5769 shift_shift. Split out code handling exts from here ...
5770 (*extendhi_truncateqi_exts): ... to this new pattern.
5772 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5774 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5775 instead of "and" with inverted sign bit mask value. Use
5776 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5777 Allocate registers only for operand 4 and operand 5.
5779 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5782 * fold-const.c (fold_cond_expr_with_comparison): When folding
5783 < and <= to MIN, make sure the MIN uses the same type as the
5784 comparison's operands.
5786 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5788 * arm.md (ior_xor): New code iterator.
5789 (split for ior/xor with shift and zero-extend): New split pattern.
5790 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5792 2009-07-15 Richard Guenther <rguenther@suse.de>
5794 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5797 2009-07-15 Richard Guenther <rguenther@suse.de>
5800 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5802 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5804 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5805 handle 2.6.30 kernel.
5807 2009-07-15 DJ Delorie <dj@redhat.com>
5809 * config/mep/mep.md (sibcall_internal): Change register to allow
5810 for 24-bit addresses.
5811 (sibcall_value_internal): Likewise.
5813 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5815 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5816 that are enabled/disabled by the flags introduced by a previous patch.
5818 2009-07-14 DJ Delorie <dj@redhat.com>
5820 * config/mep/mep.md (sibcall_internal): Include non-toggling
5822 (sibcall_value_internal): Likewise.
5824 2009-07-14 Taras Glek <tglek@mozilla.com>
5825 Rafael Espindola <espindola@google.com>
5827 * doc/sourcebuild.texi: Document install-plugin target.
5828 * configure.ac: Added install-plugin target to language makefiles.
5829 * configure: Regenerate.
5830 * Makefile.in: (install-plugin): Install more headers,
5831 depend on lang.install-plugin.
5833 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5835 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5838 2009-07-14 DJ Delorie <dj@redhat.com>
5840 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5841 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5842 * config/mep/mep.md (sibcall_internal): Change test from
5843 mep_vliw_mode_match to mep_vliw_jmp_match.
5844 (sibcall_value_internal): Likewise.
5846 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5848 * config/i386/sse.md (copysign<mode>3): New expander.
5849 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5850 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5851 Use ix86_build_const_vector.
5852 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5853 IX86_BUILTIN_CPYSGNPD.
5854 (builtin_description): Add __builtin_ia32_copysignps and
5855 __builtin_ia32_copysignpd.
5856 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5857 and BUILT_IN_COPYSIGNF.
5859 2009-07-13 Jason Merrill <jason@redhat.com>
5861 * builtins.c (can_trust_pointer_alignment): New fn.
5862 (get_pointer_alignment): Factor it out from here.
5863 * tree.h: Declare it.
5865 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5867 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5870 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5874 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5876 2009-07-14 Richard Guenther <rguenther@suse.de>
5877 Andrey Belevantsev <abel@ispras.ru>
5880 * cfgexpand.c (partition_stack_vars): Do not bother to update
5881 alias information when not optimizing.
5883 2009-07-14 Richard Guenther <rguenther@suse.de>
5884 Andrey Belevantsev <abel@ispras.ru>
5886 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5887 (pt_solution_set): Likewise.
5888 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5889 * tree-ssa-structalias.c (pt_solution_set): New function.
5890 * final.c (rest_of_clean_state): Free SSA data structures.
5891 * print-rtl.c (print_decl_name): Remove.
5892 (print_mem_expr): Implement in terms of print_generic_expr.
5893 * alias.c (ao_ref_from_mem): New function.
5894 (rtx_refs_may_alias_p): Likewise.
5895 (true_dependence): Query alias-export info.
5896 (canon_true_dependence): Likewise.
5897 (write_dependence_p): Likewise.
5898 * tree-dfa.c (get_ref_base_and_extent): For void types leave
5900 * emit-rtl.c (component_ref_for_mem_expr): Remove.
5901 (mem_expr_equal_p): Use operand_equal_p.
5902 (set_mem_attributes_minus_bitpos): Do not use
5903 component_ref_for_mem_expr.
5904 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
5905 (update_alias_info_with_stack_vars): Likewise.
5906 (partition_stack_vars): Call update_alias_info_with_stack_vars.
5907 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
5908 explicitly nor clear stmt operands.
5909 Free the decl-to-pointer map.
5910 * tree-optimize.c (execute_free_datastructures): Do not free
5911 SSA data structures here.
5912 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
5913 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
5914 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
5916 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
5918 2009-07-13 DJ Delorie <dj@redhat.com>
5920 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
5921 unrolling at the right iteration count.
5923 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
5926 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5928 * haifa-sched.c (rank_for_schedule): Introduced flags to
5929 enable/disable individual scheduling heuristics.
5930 * common.opt: Introduced flags to enable/disable individual
5931 heuristics in the scheduler.
5932 * doc/invoke.texi: Introduced flags to enable/disable individual
5933 heuristics in the scheduler.
5935 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
5937 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
5938 config/i386/mingw-tls.c.
5939 * config/i386/mingw-tls.c: Removed.
5941 2009-07-13 Ira Rosen <irar@il.ibm.com>
5943 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
5944 checks access only relevant statements.
5945 (vectorizable_reduction): Likewise.
5947 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
5949 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
5950 just for 32-bit case.
5952 2009-07-12 Jan Hubicka <jh@suse.cz>
5954 PR tree-optimization/40585
5955 * except.c (expand_resx_expr): When there already is resume
5956 instruction, produce linked list.
5957 (build_post_landing_pads): Assert that resume is empty.
5958 (connect_post_landing_pads): Handle resume lists.
5959 (dump_eh_tree): Dump resume list.
5961 2009-07-12 Ira Rosen <irar@il.ibm.com>
5963 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5964 with additional argument.
5965 * tree-vectorizer.h (enum vect_def_type): Add
5966 vect_double_reduction_def.
5967 (vect_is_simple_reduction): Add argument.
5968 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
5970 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
5971 vect_is_simple_reduction with additional argument.
5972 (vect_analyze_loop_operations): Handle exit phi nodes in case of
5974 (reduction_code_for_scalar_code): Handle additional codes by
5975 returning ERROR_MARK for them. Fix comment and indentation.
5976 (vect_is_simple_reduction): Fix comment, add argument to specify
5977 double reduction. Detect double reduction.
5978 (get_initial_def_for_induction): Fix indentation.
5979 (get_initial_def_for_reduction): Fix comment and indentation.
5980 Handle double reduction. Create initial definitions that do not
5981 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
5982 (vect_create_epilog_for_reduction): Fix comment, add argument to
5983 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
5984 epilogue result extraction. Create double reduction phi node and
5985 replace relevant uses.
5986 (vectorizable_reduction): Call vect_is_simple_reduction with
5987 additional argument. Fix indentation. Update epilogue code treatment
5988 according to the changes in reduction_code_for_scalar_code. Check
5989 for double reduction. Call vect_create_epilog_for_reduction with
5990 additional argument.
5991 * tree-vect-stmts.c (process_use): Handle double reduction, update
5993 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
5994 (vect_get_vec_def_for_operand): Likewise.
5996 2009-07-12 Danny Smith <dansmister@gmail.com>
5998 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
5999 dllexport if !TREE_PUBLIC.
6000 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
6002 2009-07-11 Anatoly Sokolov <aesok@post.ru>
6004 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
6005 (avr_extra_arch_macro) Remove declatation.
6006 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
6007 (avr_extra_arch_macro) Declare as static.
6008 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
6010 2009-07-11 Jan Hubicka <jh@suse.cz>
6013 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
6015 2009-07-11 Jakub Jelinek <jakub@redhat.com>
6018 * dwarf2out.c (dw_fde_struct): Add in_std_section and
6019 cold_in_std_section bits.
6020 (dwarf2out_begin_prologue): Initialize them.
6021 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
6022 if already covered by text_section or cold_text_section range.
6024 PR rtl-optimization/40667
6025 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
6026 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
6027 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
6028 * config/i386/i386.c (ix86_minimum_alignment): New function.
6029 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
6030 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
6031 * emit-rtl.c (gen_reg_rtx): Likewise.
6032 * function.c (assign_parms): Likewise. If nominal_type needs
6033 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
6034 rather than passed_type's alignment.
6037 * function.c (assign_parm_setup_stack): Adjust
6038 MEM_OFFSET (data->stack_parm) if promoted_mode is different
6039 from nominal_mode on big endian.
6041 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
6043 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
6045 2009-07-10 DJ Delorie <dj@redhat.com>
6047 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
6049 2009-07-10 Mark Mitchell <mark@codesourcery.com>
6051 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
6053 (thumb2_cbnz): Likewise.
6055 2009-07-10 David Daney <ddaney@caviumnetworks.com>
6058 * config.gcc (supported_defaults): Add synci.
6059 (with_synci): Add validation.
6060 (all_defaults): Add synci.
6061 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
6064 * config/mips/mips.opt (msynci): New option.
6065 * config/mips/mips.c (mips_override_options): Warn on use of
6066 -msynci for targets that do now support it.
6067 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6069 * gcc/doc/invoke.texi (-msynci): Document the new option.
6070 * doc/install.texi (--with-synci): Document the new option.
6072 2009-07-10 Richard Guenther <rguenther@suse.de>
6074 PR tree-optimization/40496
6075 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
6076 the PHI result with a compatible type.
6078 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6082 * c.opt (Wunused-result): New.
6083 * doc/invoke.texi: Document it.
6084 * c-common.c (c_warn_unused_result): Use it.
6086 2009-07-09 DJ Delorie <dj@redhat.com>
6088 * targhooks.c (default_target_can_inline_p): Rename from
6089 default_target_option_can_inline_p.
6090 * targhooks.h (default_target_can_inline_p): Likewise.
6091 * target-def.h (TARGET_CAN_INLINE_P): Rename from
6092 TARGET_OPTION_CAN_INLINE_P.
6093 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
6094 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
6095 (mep_target_can_inline_p): Rename from
6096 mep_target_option_can_inline_p.
6099 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
6100 registers used to pass vectors.
6102 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
6104 2009-07-09 Tom Tromey <tromey@redhat.com>
6106 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
6107 * config/mmix/mmix.c: Include dwarf2.h.
6108 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
6109 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
6110 * config/sh/sh.c: Include dwarf2.h.
6111 * config/i386/i386.c: Include dwarf2.h.
6112 * Makefile.in (DWARF2_H): Remove 'elf'.
6113 * except.c: Include dwarf2.h.
6114 * unwind-dw2.c: Include dwarf2.h.
6115 * dwarf2out.c: Include dwarf2.h.
6116 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
6117 * unwind-dw2-fde.c: Include dwarf2.h.
6118 * dwarf2asm.c: Include dwarf2.h.
6120 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6122 * haifa-sched.c (insn_finishes_cycle_p): New static function.
6123 (max_issue): Use it.
6124 * sched-int.h (struct sched_info: insn_finishes_block_p): New
6126 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
6127 (region_sched_info): Update.
6128 * sched-ebb.c (ebb_sched_info): Update.
6129 * modulo-sched.c (sms_sched_info): Update.
6130 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
6132 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6134 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
6136 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
6138 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
6140 2009-07-09 Jakub Jelinek <jakub@redhat.com>
6143 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
6144 arg1 with arg01 if arg1 is already INTEGER_CST.
6146 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6148 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
6149 Transform (and (truncate)) into (truncate (and)).
6151 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6153 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
6154 creating LHS paradoxical subregs. Fix surrounding returns to
6155 use NULL_RTX rather than 0.
6157 2009-07-08 DJ Delorie <dj@redhat.com>
6159 * config/mep/mep.c: (mep_option_can_inline_p): New.
6160 (TARGET_OPTION_CAN_INLINE_P): Define.
6162 2009-07-08 Mark Wielaard <mjw@redhat.com>
6165 * dwarf2out.c (add_data_member_location_attribute): When we have
6166 only a constant offset don't emit a new location description using
6167 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
6170 2009-07-08 Richard Henderson <rth@redhat.com>
6173 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
6174 (enum reg_class): Add CLOBBERED_REGS.
6175 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
6176 * config/i386/i386.c (ix86_conditional_register_usage): Moved
6177 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
6178 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
6179 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
6180 force 64-bit sibcalls into R11.
6181 * config/i386/constraints.md (U): New constraint.
6182 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
6183 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
6184 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
6186 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6188 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6190 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6191 * ebitmap.h (dump_ebitmap): Ditto.
6192 * optabs.h (optab_libfunc): Ditto.
6193 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6194 * tree-flow.h (vect_can_force_dr_alignment_p,
6195 get_vectype_for_scalar_type): Ditto.
6196 (vectorize_loops): Move prototype to ...
6197 * tree-vectorizer.h: ... here. Also, adjust comment.
6198 (vect_set_verbosity_level): Remove duplicate prototype.
6199 * tree-ssa-loop.c: Include tree-vectorizer.h.
6200 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6202 2009-07-08 Nick Clifton <nickc@redhat.com>
6204 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6207 2009-07-08 DJ Delorie <dj@redhat.com>
6209 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6210 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6211 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6213 * config/mep/intrinsics.md: Regenerated.
6214 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6215 registers when asm() or calls are detected.
6217 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6220 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6222 * gimple (gimple_build_call_from_tree): Likewise.
6223 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6224 no_warning flag before warning.
6226 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6228 * tree.c (set_expr_locus): Remove.
6229 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6230 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6232 * gimplify.c (internal_get_tmp_var): Likewise.
6233 (gimplify_call_expr): Likewise.
6234 (gimplify_one_sizepos): Likewise.
6236 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6239 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6240 to variables for debugging purposes.
6242 2009-06-23 Mark Loeser <mark@halcy0n.com>
6245 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6247 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6249 * pretty-print.c (pp_base_format): Remove %J.
6250 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6251 gcc_cxxdiag_char_table): Likewise.
6252 (init_dynamic_diag_info): Likewise.
6254 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6256 * pretty-print.c (pp_base_format): Remove %H.
6257 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6258 gcc_cxxdiag_char_table): Likewise.
6259 (init_dynamic_diag_info): Likewise.
6260 * config/mep/mep.c (mep_select_section): Likewise.
6262 2009-07-07 Duncan Sands <baldrick@free.fr>
6264 * final.c (pass_clean_state): Give the pass a name.
6265 * passes.c (pass_rest_of_compilation): Likewise.
6266 * tree-optimize.c (pass_all_optimizations): Likewise.
6268 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6270 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6271 an extra 'decl' for error_at.
6273 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6276 * tree-tailcall.c (adjust_return_value_with_ops,
6277 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6278 if it has complex or vector type.
6280 2009-07-07 Olivier Hainque <hainque@adacore.com>
6282 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6285 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6287 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6289 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6291 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6292 * c-decl.c: Likewise.
6293 * function.c: Likewise.
6294 * varasm.c: Likewise.
6295 * tree-ssa.c: Likewise.
6296 * c-common.c: Likewise.
6297 * tree-cfg.c: Likewise.
6298 * config/spu/spu.c: Likewise.
6299 * config/ia64/ia64.c: Likewise.
6300 * config/v850/v850.c: Likewise.
6302 2009-07-06 DJ Delorie <dj@redhat.com>
6304 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6305 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6306 unspecified accesses to control registers.
6307 * config/mep/intrinsics.md: Regenerate.
6308 * config/mep/intrinsics.h: Regenerate.
6309 * config/mep/mep-intrin.h: Regenerate.
6311 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6313 * c-lex.c: Replace %H by an explicit location. Update all calls.
6314 * c-common.c: Likewise.
6315 * c-decl.c: Likewise.
6316 * c-typeck.c: Likewise.
6317 * fold-const.c: Likewise.
6318 * gimplify.c: Likewise.
6320 * tree-cfg.c: Likewise.
6321 * tree-ssa-loop-niter.c: Likewise.
6322 * tree-vrp.c: Likewise.
6323 * value-prof.c: Likewise.
6325 2009-07-06 Diego Novillo <dnovillo@google.com>
6327 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6328 if it has one. Handle cases where VAR does not have an
6329 annotation or cfun is NULL.
6331 2009-07-06 Diego Novillo <dnovillo@google.com>
6333 * tree.c: Include debug.h.
6334 (initialize_tree_contains_struct): New.
6335 (init_ttree): Call it.
6336 (tree_node_structure_for_code): Factor out of ...
6337 (tree_node_structure): ... here.
6338 * treestruct.def (TS_PHI_NODE): Remove.
6339 (TS_GIMPLE_STATEMENT): Remove.
6341 2009-07-06 Diego Novillo <dnovillo@google.com>
6343 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6344 (debug_tree_chain): Handle cycles.
6346 2009-07-06 Nick Clifton <nickc@redhat.com>
6347 DJ Delorie <dj@redhat.com>
6349 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6350 __FMOVD_ENABLED__ is defined.
6352 (TARGET_FMOVD): Provide a default definition.
6353 (MASK_FMOVD): Likewise.
6354 (TARGET_CPU_CPP_BUILTINS): Define
6355 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6356 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6357 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6358 (split for DF load from memory into register): Also handle
6359 MEMs which consist of REG+DISP addressing.
6360 (split for DF store from register to memory): Likewise.
6361 (movsf_ie): Always use single fp_mode.
6362 * config/sh/sh.c (sh_override_options): Do not automatically
6363 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6364 that to the -mfmovd command line switch.
6365 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6366 (fldi_ok): Always allow.
6367 * config/sh/sh.opt (mfmovd): Remove this switch.
6368 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6370 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6371 Kaz Kojima <kkojima@gcc.gnu.org>
6373 PR rtl-optimization/30807
6374 * postreload.c (reload_combine): For every new use of REG_SUM,
6375 record the use of BASE.
6377 2009-07-06 Jan Hubicka <jh@suse.cz>
6379 * params.def: Revert my accidental commit at 2009-06-30.
6381 2009-07-04 Ian Lance Taylor <iant@google.com>
6384 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6386 (mingw_format_attribute_overrides): Likewise.
6388 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6391 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6392 don't check cfa.reg. Instead of cfa.indirect use
6393 fde && fde->drap_reg != INVALID_REGNUM test.
6395 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6397 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6399 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6402 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6404 2009-07-03 Richard Guenther <rguenther@suse.de>
6406 PR tree-optimization/40640
6407 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6410 2009-07-03 Jan Hubicka <jh@suse.cz>
6412 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6413 for size, reduce amount of inlining.
6415 2009-07-03 Richard Guenther <rguenther@suse.de>
6418 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6419 if t +- x is known to not overflow and the conversion widens the
6421 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6423 2009-07-03 Jan Hubicka <jh@suse.cz>
6425 * ipa-pure-const.c (analyze): Update loop optimizer init.
6426 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6427 try_remove_empty_loop, remove_empty_loops): Remove.
6428 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6429 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6430 to mark regular loops as neccesary.
6431 (degenerate_phi_p): New function.
6432 (propagate_necessity, remove_dead_phis): Use it.
6433 (forward_edge_to_pdom): Likewise.
6434 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6435 virtual PHI nodes that became unreachable.
6436 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6437 * tree-flow.h (remove_empty_loops): Remove.
6438 * passes.c (init_optimization_passes): Remove.
6440 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6442 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6443 can_create_pseudo_p.
6444 (*fix_trunc<mode>_i387_1): Ditto.
6445 (*floathi<mode>2_1): Ditto.
6446 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6447 (*fistdi2_1): Ditto.
6448 (*fist<mode>2_1): Ditto.
6449 (frndintxf2_floor): Ditto.
6450 (*fist<mode>2_floor_1): Ditto.
6451 (frndintxf2_ceil): Ditto.
6452 (*fist<mode>2_ceil_1): Ditto.
6453 (frndintxf2_trunc): Ditto.
6454 (frndintxf2_mask_pm): Ditto.
6455 (fxam<mode>2_i387_with_temp): Ditto.
6456 * config/i386/sse.md (mulv16qi3): Ditto.
6457 (*sse2_mulv4si3): Ditto.
6459 (sse4_2_pcmpestr): Ditto.
6460 (sse4_2_pcmpistr): Ditto.
6462 2009-07-03 Jan Hubicka <jh@suse.cz>
6464 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6465 (mark_stmt_necessary): Set it.
6466 (mark_operand_necessary): Set it.
6467 (mark_control_dependent_edges_necessary): Set it.
6468 (mark_virtual_phi_result_for_renaming): New function.
6469 (get_live_post_dom): New function.
6470 (forward_edge_to_pdom): New function.
6471 (remove_dead_stmt): Fix handling of control dependences.
6472 (tree_dce_init): Init new bitmap.
6473 (tree_dce_done): Free it.
6475 2009-07-02 Richard Guenther <rguenther@suse.de>
6478 * tree-ssa-structalias.c (new_var_info): Initialize
6481 2009-07-02 Jan Hubicka <jh@suse.cz>
6483 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6486 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6488 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6489 instead of recomputing it. Adjust calls.
6490 (emit_store_flag): Adjust recursive calls.
6492 2009-07-02 Richard Guenther <rguenther@suse.de>
6494 * tree-ssa-live.c (remove_unused_locals): Do not remove
6496 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6497 of DECL_EXTERNAL for HEAP variables.
6498 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6499 HEAP variables. Do not adjust RESTRICT vars.
6500 (find_what_var_points_to): Nobody cares if something
6503 2009-07-02 Ben Elliston <bje@au.ibm.com>
6505 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6506 pc_low and pc_high declarations to the top of the function.
6508 2009-07-01 DJ Delorie <dj@redhat.com>
6510 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6512 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6513 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6514 unspecified accesses to control registers.
6515 * config/mep/intrinsics.md: Regenerate.
6516 * config/mep/intrinsics.h: Regenerate.
6517 * config/mep/mep-intrin.h: Regenerate.
6519 2009-07-01 Anthony Green <green@moxielogic.com>
6521 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6522 instruction when possible.
6523 (moxie_expand_prologue): Ditto. Also, save an instruction and
6524 some complexity by popping off of $r12 instead of $sp.
6525 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6528 2009-07-01 Richard Henderson <rth@redhat.com>
6531 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6532 contained no insns, reposition note before last insn.
6534 2009-07-01 Richard Henderson <rth@redhat.com>
6537 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6538 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6540 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6543 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6544 darwin9 for printing reg addresses with %y.
6546 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6548 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6549 truncation from operands in binary operations.
6551 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6554 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6555 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6556 subreg of op0 to the original op0.
6558 * expmed.c (store_bit_field_1): Use a temporary as the destination
6559 instead of a paradoxical subreg when we need to truncate the result.
6561 2009-07-01 DJ Delorie <dj@redhat.com>
6563 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6564 names to VLIW variants.
6565 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6566 * config/mep/intrinsics.md: Regenerate.
6567 * config/mep/intrinsics.h: Regenerate.
6568 * config/mep/mep-intrin.h: Regenerate.
6570 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6573 * jump.c (returnjump_p): Revert last patch.
6574 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6576 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6579 * pa.md (casesi32p): Use jump table label to determine the offset
6581 (casesi64p): Likewise.
6583 * pa.c (forward_branch_p): Return bool type. Use instruction
6584 addresses when available. Assert that INSN has a jump label.
6585 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6588 2009-07-01 Richard Guenther <rguenther@suse.de>
6590 PR tree-optimization/19831
6591 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6592 that only act as barriers do not make any previous stores necessary.
6593 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6594 HEAP variables global, do not add a constraint from nonlocal.
6595 (find_func_aliases): Handle escapes through return statements.
6596 (compute_points_to_sets): Make escaped HEAP variables global.
6598 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6601 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6602 after reducing a DImode cstore to SImode.
6604 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6606 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6607 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6609 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6611 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6612 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6614 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6615 and umod_optab if TARGET_BSD_DIVMOD.
6616 * config/vax/lib1funcs.asm: New file.
6617 * config/vax/t-linux: New file.
6618 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6620 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6623 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6624 to type arguments that have void type.
6627 * dwarf2out.c (gen_formal_parameter_die): Call
6628 equate_decl_number_to_die if node is different from origin.
6630 2009-06-30 Anthony Green <green@moxielogic.com>
6632 Clean up moxie port for --enable-build-with-cxx.
6633 * config/moxie/moxie.c (moxie_function_value): First two
6634 parameters are const_tree, not tree.
6635 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6636 (REG_CLASS_NAMES): Ditto.
6637 (REGNO_REG_CLASS): Ditto.
6638 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6639 (moxie_function_value): Fix constyness of arguments.
6641 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6643 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6644 finalize_size_functions before further processing.
6645 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6646 (variable_size): Call self_referential_size on size expressions
6647 that contain a PLACEHOLDER_EXPR.
6648 (size_functions): New static variable.
6649 (copy_self_referential_tree_r): New static function.
6650 (self_referential_size): Likewise.
6651 (finalize_size_functions): New global function.
6652 * tree.c: Include tree-inline.h.
6653 (push_without_duplicates): New static function.
6654 (find_placeholder_in_expr): New global function.
6655 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6657 <tcc_expression>: Likewise.
6658 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6659 the call in the expression.
6660 * tree.h (finalize_size_functions): Declare.
6661 (find_placeholder_in_expr): Likewise.
6662 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6663 (substitute_placeholder_in_expr): Update comment.
6664 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6666 (copy_tree_body_r): Likewise.
6667 (copy_tree_body): New static function.
6668 (maybe_inline_call_in_expr): New global function.
6669 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6670 (maybe_inline_call_in_expr): Declare.
6671 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6672 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6675 2009-06-30 Richard Guenther <rguenther@suse.de>
6677 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6679 (propagate_necessity): Do not mark reaching defs of stores
6682 2009-06-30 Jan Hubicka <jh@suse.cz>
6684 * cfgloopanal.c (check_irred): Move into ...
6685 (mark_irreducible_loops): ... here; return true if ireducible
6687 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6688 (analyze_function): Try to prove loop finiteness.
6689 * cfgloop.h (mark_irreducible_loops): Update prototype.
6690 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6692 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6694 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6696 2009-06-30 Ira Rosen <irar@il.ibm.com>
6698 PR tree-optimization/40542
6699 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6702 2009-06-30 Martin Jambor <mjambor@suse.cz>
6704 PR tree-optimization/40582
6705 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6706 than useless_type_conversion_p.
6707 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6710 2009-06-30 Martin Jambor <mjambor@suse.cz>
6713 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6715 2009-06-30 Richard Guenther <rguenther@suse.de>
6717 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6718 use ao_ref references.
6719 (walk_aliased_vdefs): Likewise.
6720 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6721 * tree-ssa-dce.c (struct ref_data): Remove.
6722 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6723 (mark_aliased_reaching_defs_necessary): Adjust.
6724 (mark_all_reaching_defs_necessary_1): Likewise.
6726 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6729 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6730 (emit_store_flag_1): Extract from emit_store_flag, adjust
6731 calls to (what now is) emit_cstore.
6732 (emit_store_flag): Call emit_store_flag_1 and also use it
6733 for what used to be recursive calls.
6735 2009-06-30 Wei Guozhi <carrot@google.com>
6738 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6739 if the target bb post dominates from bb.
6740 * config/i386/i386.c (memory_address_length): Check existence of base
6741 register before using it.
6743 2009-06-30 Nick Clifton <nickc@redhat.com>
6744 DJ Delorie <dj@redhat.com>
6746 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6747 __FMOVD_ENABLED__ is defined.
6749 (TARGET_FMOVD): Provide a default definition.
6750 (MASK_FMOVD): Likewise.
6751 (TARGET_CPU_CPP_BUILTINS): Define
6752 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6753 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6754 two fmov instructions depending upon whether TARGET_FMOVD is
6756 (split for DF load from memory into register): Also handle
6757 MEMs which consist of REG+DISP addressing.
6758 (split for DF store from register to memory): Likewise.
6759 * config/sh/sh.opt (mfmovd): Remove this switch.
6760 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6761 * config/sh/sh.c (sh_override_options): Do not automatically
6762 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6763 that to the -mfmovd command line switch.
6765 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6767 (fldi_ok): Always allow.
6768 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6770 2009-06-29 DJ Delorie <dj@redhat.com>
6772 * doc/install.texi (mep-x-elf): Correct chip's full name.
6774 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6776 * doc/extend.texi: Fix typo.
6778 2009-06-29 Tom Tromey <tromey@redhat.com>
6781 * Makefile.in (DWARF2_H): New variable.
6783 (dwarf2out.o): Likewise.
6784 (dwarf2asm.o): Likewise.
6785 * config/i386/t-i386: Use DWARF2_H.
6786 * except.c: Include elf/dwarf2.h.
6787 * unwind-dw2.c: Include elf/dwarf2.h.
6788 * dwarf2out.c: Include elf/dwarf2.h.
6789 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6790 <dtprel>: New field.
6791 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6792 (size_of_loc_descr): Likewise.
6793 (output_loc_operands_raw): Likewise.
6794 (output_loc_operands): Handle new dtprel field.
6795 (loc_checksum): Update.
6796 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6797 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6798 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6799 * dwarf2asm.c: Include elf/dwarf2.h.
6800 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6801 * config/mmix/mmix.c: Include elf/dwarf2.h.
6802 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6803 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6804 * config/sh/sh.c: Include elf/dwarf2.h.
6805 * config/i386/i386.c: Include elf/dwarf2.h.
6807 2009-06-29 DJ Delorie <dj@redhat.com>
6809 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6811 * doc/extend.texi: Add MeP attributes and pragmas.
6812 * doc/invoke.text: Add MeP Options.
6813 * doc/contrib.texi: Add MeP contribution.
6814 * doc/md.texi: Add MeP constraints.
6815 * doc/install.texi: Add MeP target.
6817 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6819 * target.h (struct gcc_target): Add frame_pointer_required field.
6820 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6821 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6822 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6824 * reload1.c (update_eliminables): (Ditto.).
6825 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6826 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6827 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6829 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6831 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6832 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6833 (arm_frame_pointer_required): New function.
6835 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6836 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6837 (avr_frame_pointer_required_p): Declare as static.
6838 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6840 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6841 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6842 (bfin_frame_pointer_required): Make as static, change return type
6844 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6846 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6847 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6848 (cris_frame_pointer_required): New function.
6850 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6852 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6853 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6854 (fr30_frame_pointer_required): New function.
6856 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6857 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6858 (frv_frame_pointer_required): Make as static, change return type
6860 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6862 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6863 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6864 (ix86_frame_pointer_required): Make as static, change return type to
6866 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6868 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6869 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6871 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6873 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6875 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6877 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6878 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6879 (mips_frame_pointer_required): Make as static.
6880 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6882 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6883 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6884 (mmix_frame_pointer_required): Mew function.
6886 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6887 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6889 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6891 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6893 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6895 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6896 (CAN_ELIMINATE): Redefine.
6897 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6898 (sparc_frame_pointer_required): New function.
6899 (sparc_can_eliminate): New function.
6900 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
6902 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
6903 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6905 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
6906 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6907 (xtensa_frame_pointer_required): Make as static, change return type
6909 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
6912 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
6914 * doc/plugins.texi: Document PLUGIN_START_UNIT.
6915 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
6916 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
6917 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
6918 (register_callback): Handle PLUGIN_START_UNIT.
6919 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
6921 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
6923 * tree.c (process_call_operands): Propagate TREE_READONLY from the
6925 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6926 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
6928 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
6930 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6933 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
6935 * doc/extend.texi (Additional Floating Types): __float128 is also
6936 supported on i386 targets.
6938 2009-06-29 Richard Guenther <rguenther@suse.de>
6941 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6943 (pt_solutions_same_restrict_base): Declare.
6944 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
6946 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
6947 (make_constraint_from, make_copy_constraint): Move earlier.
6948 (make_constraint_from_heapvar): New function.
6949 (make_constraint_from_restrict): Likewise.
6950 (handle_lhs_call): Use it.
6951 (find_func_aliases): Use it to track conversions to restrict
6953 (struct fieldoff): Add only_restrict_pointers flag.
6954 (push_fields_onto_fieldstack): Initialize it.
6955 (create_variable_info_for): Track global restrict qualified pointers.
6956 (intra_create_variable_infos): Use make_constraint_from_heapvar.
6957 Track restrict qualified pointer arguments.
6958 (set_uids_in_ptset): Use varinfo is_global_var flag.
6959 (find_what_var_points_to): Set the vars_contains_restrict flag.
6960 Always create the points-to solution for sets including restrict tags.
6961 (pt_solutions_same_restrict_base): New function.
6962 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
6963 qualified pointers use pt_solutions_same_restrict_base as
6964 additional source for disambiguation.
6966 2009-06-29 Richard Guenther <rguenther@suse.de>
6969 * alias.c (find_base_decl): Remove.
6970 (get_deref_alias_set_1): Remove restrict handling.
6971 * c-common.c (c_apply_type_quals_to_decl): Do not set
6972 DECL_POINTER_ALIAS_SET.
6973 * gimplify.c (find_single_pointer_decl_1): Remove.
6974 (find_single_pointer_decl): Likewise.
6975 (internal_get_tmp_var): Remove restrict handling.
6976 (gimple_regimplify_operands): Likewise.
6977 * omp-low.c (expand_omp_atomic_pipeline): Do not set
6978 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
6979 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
6980 * tree.c (restrict_base_for_decl): Remove.
6981 (init_ttree): Do not allocate it.
6982 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
6983 LABEL_DECL_UID for label decls.
6984 (copy_node_stat): Do not copy restrict information.
6985 (decl_restrict_base_lookup): Remove.
6986 (decl_restrict_base_insert): Likewise.
6987 (print_restrict_base_statistics): Likewise.
6988 (dump_tree_statistics): Do not call print_restrict_base_statistics.
6989 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
6990 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
6991 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
6992 (LABEL_DECL_UID): Adjust.
6993 (DECL_BASED_ON_RESTRICT_P): Remove.
6994 (DECL_GET_RESTRICT_BASE): Likewise.
6995 (SET_DECL_RESTRICT_BASE): Likewise.
6996 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
6998 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
6999 instead of DECL_POINTER_ALIAS_SET.
7000 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7001 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
7002 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
7004 2009-06-29 Richard Guenther <rguenther@suse.de>
7006 PR tree-optimization/40579
7007 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
7008 the IL to simplify has constants that overflowed.
7010 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
7012 PR tree-optimization/40550
7013 * tree-vect-generic.c (expand_vector_operations_1): Compute in
7014 vector_compute_type only when the size of vector_compute_type is
7015 less than the size of type.
7017 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
7019 * fold-const.c (contains_label_1): Fix comments.
7020 (contains_label_p): Do not walk trees multiple time.
7022 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7024 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
7025 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
7026 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
7027 ix86_fp_comparison_operator.
7028 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
7029 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
7030 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
7031 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
7032 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
7033 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
7034 (related splits): Change predicate to ix86_fp_comparison_operator.
7035 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
7036 instead of ix86_fp_comparison_codes.
7037 (ix86_trivial_fp_comparison_operator,
7038 ix86_fp_comparison_operator): New.
7039 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
7040 (ix86_expand_compare): Eliminate last two parameters.
7041 (ix86_fp_jump_nontrivial_p): Kill.
7042 * config/i386/i386.c (put_condition_code): Eliminate call to
7043 ix86_fp_comparison_codes and subsequent assertion.
7044 (ix86_fp_comparison_codes): Eliminate.
7045 (ix86_fp_swap_condition): New.
7046 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
7047 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
7048 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
7049 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
7050 and ix86_fp_swap_condition.
7051 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
7052 Use ix86_fp_comparison_strategy.
7053 (ix86_expand_compare): Likewise. Eliminate last two arguments.
7054 (ix86_fp_jump_nontrivial_p): Eliminate.
7055 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
7056 call to ix86_expand_compare.
7057 (ix86_split_fp_branch, ix86_expand_setcc,
7058 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
7059 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
7061 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7063 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
7064 related to jump_clobbers.
7065 * config/arm/arm.md (conds): Remove jump_clob case.
7066 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
7067 splits): Change comparison_operator to arm_comparison_operator.
7068 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
7071 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7073 * dojump.c (do_compare_rtx_and_jump): Try swapping the
7074 condition for floating point modes.
7075 * expmed.c (emit_store_flag_1): Move here a bigger part
7077 (emit_store_flag): Try swapping the condition for floating point
7079 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
7081 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7083 * expr.c (expand_expr_real_1): Just use do_store_flag.
7084 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
7085 emit_store_flag_force.
7086 * expmed.c (emit_store_flag_force): Copy here trick
7087 previously in expand_expr_real_1. Try reversing the comparison.
7088 (emit_store_flag_1): Work if target is NULL.
7089 (emit_store_flag): Work if target is NULL, using the result mode
7090 from the comparison. Use split_comparison, restructure final part
7091 to simplify conditionals.
7093 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7095 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
7096 * dojump.c (do_jump): Change handling of floating-point
7097 ops to use just do_compare_and_jump.
7098 (split_comparison): New.
7099 (do_compare_rtx_and_jump): Add here logic coming previously
7100 in do_jump, using split_comparison.
7102 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
7105 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
7107 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7109 * tree-ssa-alias.c: Fix unintentional commit.
7111 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7113 * passes.c (execute_one_pass): Fix unintentional commit.
7115 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7117 * df-problems.c (df_set_seen, df_unset_seen): Delete.
7118 (df_rd_local_compute, df_md_local_compute): Inline them.
7120 (df_md_scratch): New.
7121 (df_md_alloc, df_md_free): Allocate/free it.
7122 (df_md_local_compute): Only include live registers in init.
7123 (df_md_transfer_function): Prune the in-set computed by
7124 the confluence function, and the gen-set too.
7126 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7128 PR rtl-optimization/26854
7129 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
7130 * df-problems.c (df_rd_add_problem): Fix comment.
7131 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
7132 df_md_simulate_artificial_defs_at_top,
7133 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
7134 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
7135 df_md_transfer_function, df_md_init, df_md_confluence_0,
7136 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
7137 problem_MD, df_md_add_problem): New.
7138 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
7139 df_md_get_bb_info): New.
7140 (DF_LAST_PROBLEM_PLUS1): Adjust.
7142 * Makefile.in (fwprop.o): Include domwalk.h.
7143 * fwprop.c: Include domwalk.h.
7144 (reg_defs, reg_defs_stack): New.
7145 (bitmap_only_bit_between): Remove.
7146 (process_defs): New.
7147 (process_uses): Use reg_defs and local_md instead of
7148 bitmap_only_bit_between and local_rd.
7149 (single_def_use_enter_block): New, from build_single_def_use_links.
7150 (single_def_use_leave_block): New.
7151 (build_single_def_use_links): Remove code moved to
7152 single_def_use_enter_block, invoke domwalk.
7153 (use_killed_between): Adjust comment.
7155 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7157 * bitmap.h (bitmap_ior_and_into): New.
7158 * bitmap.c (bitmap_ior_and_into): New.
7160 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7162 * domwalk.h (struct dom_walk_data): Remove all callbacks except
7163 before_dom_children_before_stmts and after_dom_children_after_stmts.
7164 Rename the two remaining callbacks to just before_dom_children and
7165 after_dom_children. Remove other GIMPLE statement walking bits.
7166 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
7167 * graphite.c: Do not include domwalk.h.
7168 * tree-into-ssa.c (interesting_blocks): New global.
7169 (struct mark_def_sites_global_data): Remove it and names_to_rename.
7170 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
7171 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
7172 now that they're not domwalk callbacks.
7173 (rewrite_initialize_block): Rename to...
7174 (rewrite_enter_block): ... this, place after called functions. Test
7175 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
7176 (rewrite_finalize_block): Rename to...
7177 (rewrite_leave_block): ... this, place after called functions.
7178 (rewrite_update_init_block): Rename to...
7179 (rewrite_update_enter_block): ... this, place after called functions.
7180 Test interesting_blocks, call rewrite_update_stmt and
7181 rewrite_update_phi_arguments.
7182 (rewrite_update_fini_block): Rename to...
7183 (rewrite_leave_block): ... this, place after called functions.
7184 (rewrite_blocks): Remove last argument, simplify initialization of
7186 (mark_def_sites_initialize_block): Rename to...
7187 (mark_def_sites_block): ... this, call mark_def_sites.
7188 (mark_def_sites_blocks): Remove argument, simplify initialization of
7190 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7191 (update_ssa): Likewise.
7192 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7194 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7195 (dom_opt_initialize_block): Rename to...
7196 (dom_opt_enter_block): ... this, place after called functions. Walk
7197 statements here, inline propagate_to_outgoing_edges.
7198 (dom_opt_finalize_block): Rename to...
7199 (dom_opt_leave_block): ... this, place after called functions.
7200 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7202 (dse_enter_block, dse_record_phi): New.
7203 (dse_record_phis): Delete.
7204 (dse_finalize_block): Rename to...
7205 (dse_leave_block): ... this.
7206 (tree_ssa_dse): Simplify initialization of walk_data.
7207 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7208 Adjust initialization of walk_data.
7209 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7210 * tree-ssa-loop-phiopt.c (get_non_trapping):
7211 Adjust initialization of walk_data.
7212 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7213 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7214 it's not a domwalk callback.
7215 (uncprop_initialize_block): Rename to...
7216 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7217 (dse_finalize_block): Rename to...
7218 (dse_leave_block): ... this.
7219 (tree_ssa_uncprop): Simplify initialization of walk_data.
7220 * Makefile.in: Adjust dependencies.
7222 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7224 * arm.md (casesi): Fix test for Thumb1.
7225 (thumb1_casesi_internal_pic): Likewise.
7226 (thumb1_casesi_dispatch): Likewise.
7228 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7230 * config/arm/arm-cores.def: Added core cortex-m0.
7231 * config/arm/arm-tune.md: Regenerated.
7232 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7234 2009-06-26 DJ Delorie <dj@redhat.com>
7236 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7238 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7239 the scheduler doesn't tag jump insns.
7241 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7243 * c-decl.c (merge_decls): Re-indent.
7245 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7248 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7249 Special-case decimal float constants.
7251 2009-06-26 Richard Henderson <rth@redhat.com>
7253 * function.h (struct function): Add cannot_be_copied_reason,
7254 and cannot_be_copied_set.
7255 * tree-inline.c (has_label_address_in_static_1): Rename from
7256 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7257 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7258 don't set inline_forbidden_reason.
7259 (copy_forbidden): New function, split out of inline_forbidden_p.
7260 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7261 (inline_forbidden_p): Use copy_forbidden.
7262 (tree_versionable_function_p): Likewise.
7263 (inlinable_function_p): Merge into tree_inlinable_function_p.
7264 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7265 * ipa-cp.c (ipcp_versionable_function_p): New function.
7266 (ipcp_cloning_candidate_p): Use it.
7267 (ipcp_node_modifiable_p): Likewise.
7269 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7271 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7272 that is marked not to be inlined. Remove flag_mudflap use.
7273 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7274 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7276 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7279 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7280 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7282 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7284 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7286 (__mingwthr_remove_key_dtor): Likewise.
7288 2009-06-26 Richard Guenther <rguenther@suse.de>
7290 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7292 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7295 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7296 try the non-cond_exec path also.
7298 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7301 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7302 (output_cbranch): Use new functions.
7303 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7306 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7307 Pat Haugen <pthaugen@us.ibm.com>
7308 Revital Eres <ERES@il.ibm.com>
7310 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7311 for %c error. Add %x support to print VSX registers as a unified
7312 register set, instead of separate float and altivec registers.
7313 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7314 %y case, and add support for VSX pre-modify addresses.
7315 (output_toc): Add assert for CONST containing an integer constant
7317 (rs6000_adjust_cost): Add POWER7 support.
7318 (insn_must_be_first_in_group): Ditto.
7319 (insn_must_be_last_in_group): Ditto.
7320 (rs6000_emit_popcount): Ditto.
7321 (rs6000_vector_mode_supported_p): Ditto.
7323 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7324 Change some of the functions called by macros to being called
7325 through a pointer, so debug functions can be inserted if
7326 -mdebug=addr or -mdebug=cost.
7327 (rs6000_preferred_reload_class_ptr): Ditto.
7328 (rs6000_secondary_reload_class_ptr): Ditto.
7329 (rs6000_secondary_memory_needed_ptr): Ditto.
7330 (rs6000_cannot_change_mode_class_ptr): Ditto.
7331 (rs6000_secondary_reload_inner): Ditto.
7332 (rs6000_legitimize_reload_address): Ditto.
7333 (rs6000_legitimize_reload_address_ptr): Ditto.
7334 (rs6000_mode_dependent_address): Ditto.
7335 (rs6000_mode_dependent_address_ptr): Ditto.
7337 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7338 function to return true if the mode allows reg + integer
7340 (virtual_stack_registers_memory_p): New function to return true if
7341 the address refers to a virtual stack register.
7342 (rs6000_legitimate_offset_address_p): Move code to say whether a
7343 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7345 (rs6000_legitimate_address_p): Add checks for modes that only can
7346 do reg+reg addressing. Start adding VSX support.
7347 (rs6000_legitimize_reload_address): Ditto.
7348 (rs6000_legitimize_address): Ditto.
7349 (rs6000_debug_legitimate_address_p): New debug functions for
7350 -mdebug=addr and -mdebug=cost.
7351 (rs6000_debug_rtx_costs): Ditto.
7352 (rs6000_debug_address_costs): Ditto.
7353 (rs6000_debug_adjust_cost): Ditto.
7354 (rs6000_debug_legitimize_address): Ditto.
7355 (rs6000_legitimize_reload_address_ptr): Point to call normal
7356 function or debug function. Make functions called via pointer
7358 (rs6000_mode_dependent_address_ptr): Ditto.
7359 (rs6000_secondary_reload_class_ptr): Ditto.
7360 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7361 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7362 into a friendlier error.
7363 (rs6000_init_builtins): Add initial VSX support.
7364 (rs6000_adjust_cost): Fix some spacing issues.
7366 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7367 (REG_CLASS_NAMES): Ditto.
7368 (REG_CLASS_CONTENTS): Ditto.
7369 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7370 pointer, to add -mdebug=addr support.
7371 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7372 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7373 -mdebug=addr support.
7374 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7375 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7376 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7378 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7380 (bswapsi*): Set attribute types for load/store. Add combiner
7381 patterns to eliminate zero extend on 64-bit.
7382 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7383 stdbrx if the hardware supports those instructions.
7385 2009-06-25 Ian Lance Taylor <iant@google.com>
7387 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7388 (Link Options): Document -static-libstdc++.
7390 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7393 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7394 DATA_ALIGNMENT instead.
7396 2009-06-25 Richard Guenther <rguenther@suse.de>
7398 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7399 indirect references against the callused/escaped solutions.
7400 (call_may_clobber_ref_p_1): Likewise.
7402 2009-06-25 Martin Jambor <mjambor@suse.cz>
7404 PR tree-optimization/40493
7405 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7406 (enum unscalarized_data_handling): New type.
7407 (handle_unscalarized_data_in_subtree): Return what has been done.
7408 (load_assign_lhs_subreplacements): Handle left flushes differently.
7409 (sra_modify_assign): Use unscalarized_data_handling, simplified
7410 condition determining whether to remove the statement.
7412 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7414 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7415 excerpt - @ should be doubled for texinfo.
7417 2009-06-24 Ian Lance Taylor <iant@google.com>
7419 * config/arc/arc.c: Include "df.h".
7420 (arc_attribute_table): Make static. Move higher in file.
7421 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7422 (output_shift): Initialize n later to avoid warning.
7423 * config/arm/arm.c (arm_attribute_table): Make static. Move
7425 * config/avr/avr.c (avr_attribute_table): Make static. Move
7427 (reg_class_tab): Change array type from int to enum reg_class.
7428 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7430 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7431 (lshrhi3_out): Likewise.
7432 (class_likely_spilled_p): Change return type to bool.
7433 (avr_rtx_costs): Use local code variable with enum type.
7434 * config/avr/avr.md (movmemhi): Use add_reg_note.
7435 (andhi3, andsi3): Don't use AS2 with "and".
7436 (iorhi3, iorsi3): Don't use AS2 with "or".
7437 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7438 * config/crx/crx.c: Include "df.h".
7439 (crx_attribute_table): Make static.
7440 * config/m32r/m32r.c: Include "df.h".
7441 (m32r_attribute_table): Make static. Move higher in file.
7442 (pop): Use add_reg_note.
7443 (block_move_call): Change 0 to LCT_NORMAL in function call.
7444 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7445 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7446 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7447 declare, not just when TREE_CODE is defined.
7448 * config/m68hc11/m68hc11.c: Include "expr.h".
7449 (m68hc11_attribute_table): Make static. Move higher in file.
7450 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7452 (m68hc11_register_indirect_p): Likewise.
7453 (m68hc11_function_arg_padding): Change return type to enum
7455 (emit_move_after_reload): Use add_reg_note.
7456 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7457 (m68hc11_split_logical): Likewise.
7458 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7460 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7461 to VOIDmode in function call.
7462 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7464 (m68hc11_split_logical): Update declaration.
7465 (m68hc11_function_arg_padding): Update declaration.
7466 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7467 to array of enum reg_class.
7468 (mcore_attribute_table): Make static. Move higher in file.
7469 (mcore_rtx_costs): Add cast to enum type.
7470 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7471 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7472 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7474 * config/sh/predicates.md (trapping_target_operand): Rename and to
7476 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7478 * config/spu/spu.c (spu_attribute_table): Make static. Move
7480 * config/v850/v850.c (v850_attribute_table): Make static. Move
7482 (v850_rtx_costs): Use local code with enum type.
7483 (expand_epilogue): Add cast.
7484 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7486 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7489 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7490 -m2a-single-only and -m2a-nofpu.
7491 * config/sh/sh.opt: Document m2a generates FPU code.
7493 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7495 * defaults.h (CAN_ELIMINATE): Provide default.
7496 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7497 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7498 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7499 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7500 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7501 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7502 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7503 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7504 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7505 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7507 2009-06-24 DJ Delorie <dj@redhat.com>
7509 * mep-ext-cop.cpu: Fix copyright notice.
7510 * mep-default: Fix copyright notice.
7511 * mep-core: Fix copyright notice.
7512 * mep: Fix copyright notice.
7513 * mep-ivc2: Fix copyright notice.
7514 * mep-c5: Fix copyright notice.
7516 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7518 * doc/contrib.texi (Contributors):
7520 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7523 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7524 src and dst operands if necessary.
7526 2009-06-23 DJ Delorie <dj@redhat.com>
7529 * config.gcc: Add mep support.
7530 * recog.c: Resurrect validate_replace_rtx_subexp().
7531 * recog.h: Likewise.
7532 * config/mep/: Add new port:
7533 * config/mep/constraints.md: New file.
7534 * config/mep/default.h: New file.
7535 * config/mep/intrinsics.h: New file.
7536 * config/mep/intrinsics.md: New file.
7537 * config/mep/ivc2-template.h: New file.
7538 * config/mep/mep-c5.cpu: New file.
7539 * config/mep/mep-core.cpu: New file.
7540 * config/mep/mep-default.cpu: New file.
7541 * config/mep/mep-ext-cop.cpu: New file.
7542 * config/mep/mep-intrin.h: New file.
7543 * config/mep/mep-ivc2.cpu: New file.
7544 * config/mep/mep-lib1.asm: New file.
7545 * config/mep/mep-lib2.c: New file.
7546 * config/mep/mep-pragma.c: New file.
7547 * config/mep/mep-protos.h: New file.
7548 * config/mep/mep-tramp.c: New file.
7549 * config/mep/mep.c: New file.
7550 * config/mep/mep.cpu: New file.
7551 * config/mep/mep.h: New file.
7552 * config/mep/mep.md: New file.
7553 * config/mep/mep.opt: New file.
7554 * config/mep/predicates.md: New file.
7555 * config/mep/t-mep: New file.
7557 2009-06-23 Ian Lance Taylor <iant@google.com>
7559 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7560 from loose_warn into c_loose_warn and from strict_warn into
7561 c_strict_warn. Set and substitute warn_cxxflags. Check for
7562 --enable-build-with-cxx. Set and substitute
7563 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7564 * Makefile.in (CXXFLAGS): New variable.
7565 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7566 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7567 the default is the same as $(STRICT_WARN).
7568 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7569 (CXX): New variable.
7570 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7571 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7572 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7573 (HOST_LIBS): New variable.
7574 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7575 (ALL_CXXFLAGS): New variable.
7576 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7577 * doc/install.texi (Configuration): Document
7578 --enable-build-with-cxx, --with-stage1-ldflags,
7579 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7580 * configure: Rebuild.
7582 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7584 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7585 from previous commit.
7587 2009-06-23 Ian Lance Taylor <iant@google.com>
7589 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7591 2009-06-23 Ian Lance Taylor <iant@google.com>
7593 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7594 with ATTRIBUTE_UNUSED.
7596 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7597 Pat Haugen <pthaugen@us.ibm.com>
7598 Revital Eres <eres@il.ibm.com>
7600 * config.in (HAVE_AS_POPCNTD): Add default definition.
7601 (HAVE_AS_LWSYNC): Ditto.
7603 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7605 (gcc_cv_as_powerpc_cmpb): Ditto.
7606 (gcc_cv_as_powerpc_dfp): Ditto.
7607 (gcc_cv_as_powerpc_vsx): Ditto.
7608 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7609 supporting the popcntd/lwsync instructions.
7610 (gcc_cv_as_powerpc_lwsync): Ditto.
7611 * configure: Regenerate.
7613 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7614 -mcpu=native and -mcpu=power7.
7615 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7617 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7618 a variable instead of a mask to reduce the number of mask bits.
7619 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7620 (-mbit-word): Ditto.
7621 (-mregnames): Ditto.
7622 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7623 (-mfused-madd): Ditto.
7625 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7627 (-mvsx): New switch for VSX instructions.
7628 (-misel): Move from a variable to a mask to allow it to be set by
7631 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7632 function declaration to an array declaration.
7633 (rs6000_hard_regno_nregs): New external array declaration.
7635 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7636 files included by rs6000.md.
7638 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7639 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7641 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7643 (rs6000_debug_reg): New -mdebug= variables.
7644 (rs6000_debug_addr): Ditto.
7645 (rs6000_debug_cost): Ditto.
7646 (rs6000_pmode): New variable to hold Pmode.
7647 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7648 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7649 calculated at compiler start.
7650 (rs6000_hard_regno_nregs): Change function to an array which holds
7651 HARD_REGNO_NREGS calculated at compiler start.
7652 (rs6000_explicit_options): Delete isel field.
7653 (rs6000_vector_unit): New array to hold which vector unit
7654 supports arithmetic options for a given type.
7655 (rs6000_vector_mem): New array to hold which vector unit supports
7656 memory reference operations for a given type.
7657 (rs6000_vector_align): New array to given the alignment of each
7659 (power7_cost): New basic costs for power7.
7660 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7661 (rs6000_hard_regno_nregs_internal): New function, moved from
7662 HARD_REGNO_NREGS, to calculate the number of registers each hard
7663 register takes for each type.
7664 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7665 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7666 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7667 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7668 unit information here so it is calculated once at compiler startup
7670 (rs6000_override_options): Make -misel a target mask. Add more
7671 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7672 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7674 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7675 (rs6000_handle_option): Move -misel from variable to target mask.
7676 (rs6000_builtin_mask_for_load): Add VSX support.
7677 (rs6000_conditional_register_usage): Ditto.
7678 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7679 (function_arg_boundary): Ditto.
7680 (rs6000_expand_builtin): Ditto.
7681 (def_builtin): Make abort message a little friendlier.
7682 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7684 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7685 assembler support the popcntd instruction instead of a vsx
7686 instruction to enable power7 support.
7687 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7688 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7689 option to the assembler if -mcpu=native.
7690 (ASM_CPU_NATIVE_SPEC): Ditto.
7691 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7693 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7694 the lwsync instruction.
7695 (enum processor_type): Add PROCESSOR_POWER7.
7696 (rs6000_debug_reg): New -mdebug= options.
7697 (rs6000_debug_addr): Ditto.
7698 (rs6000_debug_cost): Ditto.
7699 (rs6000_isel): Delete.
7700 (enum rs6000_vector): New enum to say what vector unit we have.
7701 (VECTOR_UNIT_*): New macros to say which vector unit has
7702 arithmetic operations for a given type.
7703 (VECTOR_MEM_*): New macros to say which vector unit has memory
7704 operations for a given type.
7705 (TARGET_LDBRX): Whether the machine supports the ldbrx
7707 (TARGET_ISEL): Delete, -misel moved to be a mask.
7708 (TARGET_ISEL64): New macro for 64-bit isel support.
7709 (UNITS_PER_VSX_WORD): New macro.
7710 (POINTER_SIZE): Move to be an external variable, rather than
7711 calculating whether we are generating 32 ot 64-bit code.
7713 (STACK_BOUNDARY): Add VSX support.
7714 (LOCAL_ALIGNMENT): Ditto.
7715 (SLOW_UNALIGNED_ACCESS): Ditto.
7716 (VSX_REGNO_P): New macro for VSX support.
7717 (VFLOAT_REGNO_P): Ditto.
7718 (VINT_REGNO_P): Ditto.
7719 (VLOGICAL_REGNO_P): Ditto.
7720 (VSX_VECTOR_MODE): Ditto.
7721 (VSX_SCALAR_MODE): Ditto.
7723 (VSX_MOVE_MODE): Ditto.
7724 (VSX_REG_CLASS_P): Ditto.
7725 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7727 (UNITS_PER_SIMD_WORD): Add VSX support.
7728 (MODES_TIEABLE_P): Ditto.
7729 (STARTING_FRAME_OFFSET): Ditto.
7730 (STACK_DYNAMIC_OFFSET): Ditto.
7731 (EPILOGUE_USES): Ditto.
7732 (REGNO_REG_CLASS): Move to array lookup.
7733 (CLASS_MAX_NREGS): Ditto.
7734 (rs6000_vector_reg_class): Add declaration.
7735 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7736 overlap with the floating point and Altivec registers.
7738 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7740 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7741 give the appropriate asm switches if -mcpu=native.
7742 (host_detect_local_cpu): Add support for "asm".
7743 (host_detect_local_cpu): Follow GNU code guidelines for name.
7745 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7746 -mbit-word to a variable instead of being a target mask.
7748 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7749 emit the lwsync instruction instead of emitting the instruction as
7750 an integer constant.
7752 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7753 fixuns_trundfsi2, move expander into rs6000.md.
7755 * config/rs6000/rs6000.md (cpu): Add power7.
7756 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7757 (logical predicate patterns): Change the single instruction
7758 primitives that set CR0 to be fast_compare instead of compare.
7760 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7761 (popcntddi2): Ditto.
7762 (popcount<mode>): Ditto.
7763 (floating multiply/add insns): Name the floating point
7765 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7766 (isel_unsigned_<mode>): Ditto.
7767 (fixuns_trundfsi2): Move expander here from spe.md.
7768 (smindi3): Define if we have -misel on 64-bit systems.
7773 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7775 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7777 * config/avr/avr.c (avr_current_device): New variable.
7778 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7779 (avr_arch, mcu_type_s): Move to avr.h.
7780 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7781 default_data_section_start fields.
7782 (avr_arch): Moved from avr.c.
7783 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7784 library_name fields.
7785 (avr_current_device, avr_mcu_types, avr_arch_types,
7786 avr_device_to_arch, avr_device_to_data_start,
7787 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7788 (EXTRA_SPEC_FUNCTIONS): Define.
7789 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7790 options mapping. Use device_to_arch and device_to_data_start insted.
7791 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7792 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7793 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7794 * config/avr/driver-avr.c: New file.
7795 * config/avr/avr-devices.c: New file.
7797 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7799 * var-tracking.c (unshare_variable): Force initialized to
7800 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7801 (set_variable_part): Likewise.
7802 (struct variable_union_info): Remove pos_src field.
7803 (vui_vec, vui_allocated): New variables.
7804 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7805 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7806 == 1 use a simpler sorting algorithm. Compute pos field right
7807 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7808 Avoid quadratic comparison if !flag_var_tracking_uninit.
7809 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7810 unshare_variable unconditionally.
7811 (dataflow_set_different_2): Removed.
7812 (dataflow_set_different): Don't traverse second hash table.
7813 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7814 unconditionally to var_reg_set or var_mem_set.
7815 (emit_notes_in_bb): Likewise.
7816 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7818 (emit_note_insn_var_location): Don't set initialized to
7819 VAR_INIT_STATUS_INITIALIZED early.
7820 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7822 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7824 * tree-object-size.c (addr_object_size): Instead of checking
7825 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7826 are no FIELD_DECLs following it.
7828 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7830 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7831 order to match bswaps with signed source operands.
7833 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7835 * sdbout.c (sdbout_one_type): Fix braces in switch.
7837 2009-06-23 Richard Guenther <rguenther@suse.de>
7839 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7841 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7842 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7843 var_callused, callused_tree, var_storedanything, storedanything_tree,
7844 var_integer, integer_tree): Remove global variables.
7845 (new_var_info): Do not pass new id, append the new var to the
7846 global variable vector.
7847 (do_ds_constraint): Use is_global_var member of the variable-info.
7848 (new_scalar_tmp_constraint_exp): Adjust.
7849 (create_function_info_for): Likewise.
7850 (create_variable_info_for): Likewise.
7851 (find_what_var_points_to): Remove dead code.
7852 (init_base_vars): Simplify.
7853 (compute_points_to_sets): Adjust.
7855 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7857 * combine.c (try_combine): Dump information about the insns we're
7860 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7862 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7863 check when calling force_to_mode on TRUNCATE's operand.
7865 2009-06-22 Ian Lance Taylor <iant@google.com>
7867 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7869 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7871 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7873 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7875 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7876 override library linkage flags such as -static-libgcc or
7879 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7881 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7883 2009-06-22 Ian Lance Taylor <iant@google.com>
7885 * config/linux.opt: Put mglibc ahead of muclibc.
7887 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7888 for duplicate decls.
7890 2009-06-22 Matthias Klose <doko@ubuntu.com>
7892 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7894 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7897 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
7898 instead of NULL if a parser error occurs.
7900 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7902 * dwarf2out.c (dwarf2_debug_hooks): Initialize
7903 non-DWARF2_DEBUGGING_INFO version.
7905 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
7907 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
7908 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
7910 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
7911 (LIBGCC2_TF_CEXT): Define.
7914 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7917 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
7919 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7921 * config/arm/arm.c (arm_override_options): Disable
7922 -mcaller-super-interworking and -mcallee-super-interworking.
7923 * doc/invoke.texi (ARM Options): Document this.
7925 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
7927 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
7928 * config/arm/constraints.md (j): New constraint for movw operands.
7929 (N): Remove thumb2 meaning.
7930 * config/arm/arm.md (*arm_movw): Delete.
7931 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
7932 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
7933 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
7935 2009-06-22 Martin Jambor <mjambor@suse.cz>
7937 PR tree-optimization/40492
7938 * tree-sra.c (sra_modify_assign): Pass zero offsets to
7939 build_ref_for_offset.
7941 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
7943 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
7944 JUMP_TABLE_DATA_P predicates where applicable.
7945 * auto-inc-dec.c: Ditto.
7946 * builtins.c: Ditto.
7947 * caller-save.c: Ditto.
7949 * cfgcleanup.c: Ditto.
7950 * cfglayout.c: Ditto.
7953 * combine-stack-adj.c: Ditto.
7959 * dwarf2asm.c: Ditto.
7960 * dwarf2out.c: Ditto.
7961 * emit-rtl.c: Ditto.
7967 * function.c: Ditto.
7970 * genpreds.c: Ditto.
7971 * genrecog.c: Ditto.
7973 * ira-costs.c: Ditto.
7974 * ira-lives.c: Ditto.
7977 * lower-subreg.c: Ditto.
7978 * modulo-sched.c: Ditto.
7980 * postreload.c: Ditto.
7981 * print-rtl.c: Ditto.
7990 * sched-vis.c: Ditto.
7992 * sel-sched-ir.c: Ditto.
7993 * simplify-rtx.c: Ditto.
7994 * targhooks.c: Ditto.
7995 * var-tracking.c: Ditto.
7996 * vmsdbgout.c: Ditto.
7998 2009-06-22 Matthias Klose <doko@ubuntu.com>
8000 * Makefile.in (install-plugin): Always use DESTDIR.
8002 2009-06-22 Olivier Hainque <hainque@adacore.com>
8004 * config/pa/pa.c (output_call): Don't optimize post call jumps
8005 into return address adjustments if the call may throw.
8007 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
8009 * arm.c (thumb1_output_casesi): New function.
8010 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
8011 optimizing for size or PIC.
8012 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
8013 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
8014 (casesi): Handle Thumb-1 when optimizing for size or PIC.
8015 (thumb1_casesi_internal_pic): New expand rule.
8016 (thumb1_casesi_dispatch): New pattern.
8017 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
8019 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
8020 in the text seciton when PIC or optimizing for size.
8021 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8022 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
8023 preservation properties of code.
8024 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
8025 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
8026 (__gnu_thumb1_case_si): New function.
8027 * t-arm (LIB1ASMSRC): Define here.
8028 (LIB1ASMFUNCS): Add some common functions.
8029 * t-arm-elf (LIB1ASMSRC): Delete.
8030 (LIB1ASMFUNCS): Append to existing set.
8031 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8032 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8033 * t-symbian (LIB1ASMFUNCS): Likewise.
8034 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8035 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8037 2009-06-21 Richard Guenther <rguenther@suse.de>
8039 PR tree-optimization/38729
8040 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
8041 to loops with a single exit if -fno-expensive-optimizations.
8043 2009-06-21 Jakub Jelinek <jakub@redhat.com>
8045 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
8046 (dataflow_set): Change vars type from htab_t to shared_hash.
8047 (shared_hash_pool, empty_shared_hash): New variables.
8048 (vars_clear): Removed.
8049 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
8050 shared_hash_find_slot_unshare, shared_hash_find_slot,
8051 shared_hash_find_slot_noinsert, shared_hash_find): New
8053 (shared_hash_unshare, shared_hash_destroy): New functions.
8054 (unshare_variable): Unshare set->vars if shared, use
8056 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
8057 (get_init_value, find_src_set_src, dump_dataflow_set,
8058 clobber_variable_part, emit_notes_for_differences): Use
8060 (dataflow_set_init): Remove second argument, set vars to
8061 empty_shared_hash instead of creating a new htab.
8062 (dataflow_set_clear): Call shared_hash_destroy and set vars
8063 to empty_shared_hash instead of calling vars_clear.
8064 (dataflow_set_copy): Don't call vars_copy, instead just share
8065 the src htab with dst.
8066 (variable_union): Use shared_hash_*, use initially NO_INSERT
8067 lookup if set->vars is shared. Don't keep slot cleared before
8068 calling unshare_variable. Unshare set->vars if needed.
8069 Even ->refcount == 1 vars must be unshared if set->vars is shared
8070 and var needs to be modified.
8071 (variable_canonicalize): New function.
8072 (dataflow_set_union): If dst->vars is empty, just share src->vars
8073 with dst->vars and traverse with variable_canonicalize to canonicalize
8074 and unshare what is needed.
8075 (dataflow_set_different): If old_set and new_set use the same shared
8076 htab, they aren't different. If number of htab elements is different,
8077 htabs are different. Use shared_hash_*.
8078 (dataflow_set_destroy): Call shared_hash_destroy instead of
8080 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
8081 second argument to dataflow_set_init.
8082 (vt_initialize): Likewise. Initialize shared_hash_pool and
8083 empty_shared_hash, move bb in/out initialization afterwards.
8084 Use variable_htab_free instead of NULL as changed_variables del hook.
8085 (variable_was_changed): Change type of second argument to pointer to
8086 dataflow_set. When inserting var into changed_variables, bump
8087 refcount. Unshare set->vars if set is shared htab and slot needs to
8089 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
8090 lookup if set->vars is shared. Unshare set->vars if needed.
8091 Even ->refcount == 1 vars must be unshared if set->vars is shared
8092 and var needs to be modified. Adjust variable_was_changed caller.
8093 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
8094 vars must be unshared if set->vars is shared and var needs to be
8095 modified. Adjust variable_was_changed caller.
8096 (emit_note_insn_var_location): Don't pool_free var.
8097 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
8099 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
8100 free_alloc_pool on shared_hash_pool.
8102 2009-06-20 Anthony Green <green@moxielogic.com>
8104 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
8105 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
8107 2009-06-20 Richard Guenther <rguenther@suse.de>
8109 * tree-ssa-structalias.c (find_func_aliases): For memset use
8110 a constraint from NULL if we memset to zero.
8111 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
8112 we explicitly handle that do not read from memory.
8113 (call_may_clobber_ref_p_1): Properly handle builtins that may
8116 2009-06-20 Richard Guenther <rguenther@suse.de>
8118 PR tree-optimization/40495
8119 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
8120 (new_scalar_tmp_constraint_exp): New function.
8121 (process_constraint): Do not create temporary decls.
8122 (process_all_all_constraints): Likewise.
8123 (handle_const_call): Likewise.
8124 (create_function_info_for): Do not set decl.
8126 2009-06-19 Ian Lance Taylor <iant@google.com>
8128 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
8129 (rs6000_attribute_table): Make static; move before use.
8131 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
8133 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
8134 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
8135 Propagate the TREE_READONLY flag without overwriting it.
8136 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
8137 Propagate the TREE_READONLY flag onto the result.
8138 (process_call_operands): Move around. Use correct constant value.
8140 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8143 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
8144 * config/arm/arm.md: Likewise.
8146 2009-06-19 Ian Lance Taylor <iant@google.com>
8148 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
8149 to GIMPLE_ERROR_MARK.
8151 * c-typeck.c (build_conditional_expr): Add op1_original_type and
8152 op2_original_type parameters. Warn about using different enum types.
8153 * c-parser.c (c_parser_conditional_expression): Pass original
8154 types to build_conditional_expr.
8155 * c-tree.h (build_conditional_expr): Update declaration.
8157 2009-06-19 Ian Lance Taylor <iant@google.com>
8159 * config/i386/i386.c (ix86_function_specific_save): Test that
8160 fields match values, rather than testing the values are in a
8163 2009-06-19 Richard Guenther <rguenther@suse.de>
8165 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
8167 (ptr_derefs_may_alias_p): Likewise.
8168 (ptr_deref_may_alias_ref_p_1): New function.
8169 (ptr_deref_may_alias_ref_p): Likewise.
8170 (ref_maybe_used_by_call_p_1): Handle builtins that are not
8171 covered by looking at the ESCAPED solution.
8172 (call_may_clobber_ref_p_1): Likewise.
8173 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
8174 Handle NULL_TREE offset. Do not produce redundant constraints.
8175 (process_all_all_constraints): New helper function.
8176 (do_structure_copy): Use it.
8177 (handle_lhs_call): Likewise.
8178 (find_func_aliases): Handle some builtins with pointer arguments
8179 and/or return values explicitly.
8181 2009-06-19 Ian Lance Taylor <iant@google.com>
8183 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
8185 2009-06-19 Ian Lance Taylor <iant@google.com>
8187 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8189 2009-06-19 Ian Lance Taylor <iant@google.com>
8191 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8192 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8195 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8196 uninitialized const.
8198 2009-06-19 Ian Lance Taylor <iant@google.com>
8200 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8203 * c-decl.c (in_struct, struct_types): Remove.
8204 (struct c_binding): Add in_struct field.
8205 (c_binding_ptr): Define type, along with VEC.
8206 (struct c_struct_parse_info): Define.
8207 (struct_parse_info): New static variable.
8208 (bind): Initialize in_struct field.
8209 (start_struct): Remove enclosing_in_struct and
8210 enclosing_struct_types parameters. Add
8211 enclosing_struct_parse_info parameter. Change all callers. Set
8212 struct_parse_info rather than in_struct and struct_types.
8213 (grokfield): If -Wc++-compat and there is a symbol binding for the
8214 field name, set the in_struct flag and push it on the
8215 struct_parse_info->fields vector.
8216 (warn_cxx_compat_finish_struct): New static function.
8217 (finish_struct): Remove enclosing_in_struct and
8218 enclosing_struct_types parameters. Add
8219 enclosing_struct_parse_info parameter. Change all callers. Don't
8220 set C_TYPE_DEFINED_IN_STRUCT here. Call
8221 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8222 parameter. Only push on struct_types if warn_cxx_compat.
8223 (finish_enum): Only push on struct_types if warn_cxx_compat.
8224 (declspecs_add_type): Add loc parameter. Change all callers.
8225 Change all error calls to error_at. Pass loc, not input_location,
8226 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8227 defined in a struct. If -Wc++-compat and parsing a struct, record
8228 that a typedef name was used.
8229 * c-parser.c (c_parser_declspecs): Get location to pass to
8231 (c_parser_struct_or_union_specifier): Update calls to start_struct
8233 * c-tree.h (struct c_struct_parse_info): Declare.
8234 (finish_struct, start_struct): Update declarations.
8235 (declspecs_add_type): Update declaration.
8237 2009-06-19 Ian Lance Taylor <iant@google.com>
8239 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8240 variable with an anonymous type.
8242 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8244 * see.c: Remove for real.
8246 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8248 * optabs.h (enum optab_index): Add new OTI_significand.
8249 (significand_optab): Define corresponding macro.
8250 * optabs.c (init_optabs): Initialize significand_optab.
8251 * genopinit.c (optabs): Implement significand_optab using
8252 significand?f2 patterns.
8253 * builtins.c (expand_builtin_mathfn): Handle
8254 BUILT_IN_SIGNIFICAND{,F,L}.
8255 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8256 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8258 * config/i386/i386.md (significandxf2, significand<mode>2): New
8259 expanders to implement significandf, significand and significandl
8260 built-ins as inline x87 intrinsics.
8262 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8264 * config/avr/avr.c (avr_override_options): Remove setting value of
8265 PARAM_INLINE_CALL_COST.
8267 2009-06-18 Richard Henderson <rth@redhat.com>
8270 * tree-pass.h (TDF_ASMNAME): New.
8271 * tree-dump.c (dump_options): Add asmname.
8272 * doc/invoke.texi: Document it.
8274 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8275 (dump_decl_name): ...here.
8276 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8277 (dump_generic_node): Update dump_function_name calls.
8278 (print_call_name): New flags arg; update all dump calls.
8279 * diagnostic.h (print_call_name): Update.
8280 * gimple-pretty-print.c (dump_gimple_call): Update.
8282 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8285 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8287 2009-06-18 Diego Novillo <dnovillo@google.com>
8289 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8290 * plugin.c (str_license): Declare.
8291 (try_init_one_plugin): Assert that the symbol
8292 'plugin_is_GPL_compatible' exists.
8294 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8297 * Makefile.in (OBJS-common): Remove see.o.
8299 * common.opt (fsee): Mark as preserved for backward compatibility.
8300 * opts.c (common_handle_option): Add OPT_fsee to the backward
8301 compatibility section.
8302 * passes.c (init_optimization_passes, pass_see): Remove pass.
8303 * timevar.def (TV_SEE): Remove.
8304 * tree-pass.h (pass_see): Remove declaration.
8305 * doc/invoke.texi (-fsee): Remove documentation.
8307 2009-06-18 Martin Jambor <mjambor@suse.cz>
8309 * tree-sra.c: Include statistics.h
8310 (sra_stats): New variable.
8311 (sra_initialize): Clear sra_stats.
8312 (create_access_replacement): Increment sra_stats.replacements.
8313 (get_access_replacement): Do not return twice.
8314 (analyze_all_variable_accesses): Increment statistics counter by the
8315 number of scalarized aggregates.
8316 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8317 (sra_modify_expr): Increment sra_stats.exprs.
8318 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8319 (sra_modify_assign): Increment sra_stats.exprs,
8320 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8321 (perform_intra_sra): Update statistics counters.
8322 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8324 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8326 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8327 (arm_scalar_mode_supported_p): New function.
8329 2009-06-18 Paul Brook <paul@codesourcery.com>
8330 Sandra Loosemore <sandra@codesourcery.com>
8332 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8333 (__extendhfsf2, __truncsfhf2): Define.
8334 * config/arm/fp16.c: New file.
8335 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8336 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8338 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8340 * doc/extend.texi (Half-Precision): New section.
8341 * doc/invoke.texi (Option Summary): List -mfp16-format.
8342 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8343 * config/arm/arm.opt (mfp16-format=): New.
8344 * config/arm/arm.c: Include intl.h.
8345 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8346 (TARGET_INVALID_RETURN_TYPE): Redefine.
8347 (TARGET_PROMOTED_TYPE): Redefine.
8348 (TARGET_CONVERT_TO_TYPE): Redefine.
8349 (arm_fp16_format): Define.
8350 (all_fpus): Add entry for neon-fp16.
8351 (fp_model_for_fpu): Likewise.
8352 (struct fp16_format): Declare.
8353 (all_fp16_formats): Define.
8354 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8356 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8358 (arm_legitimate_index_p): Treat HFmode like HImode.
8359 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8360 (coproc_secondary_reload_class): Special-case HFmode.
8361 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8362 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8363 (arm_init_fp16_builtins): New.
8364 (arm_init_builtins): Call it.
8365 (arm_invalid_parameter_type): New.
8366 (arm_invalid_return_type): New.
8367 (arm_promoted_type): New.
8368 (arm_convert_to_type).
8369 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8371 (arm_emit_fp16_const): New function.
8372 (arm_mangle_type): Mangle __fp16 as "Dh".
8373 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8375 (TARGET_NEON_FP16): New.
8376 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8377 (enum fputype): Add FPUTYPE_NEON_FP16.
8378 (enum arm_fp16_format_type): Declare.
8379 (arm_fp16_format): Declare.
8380 (LARGEST_EXPONENT_IS_NORMAL): Define.
8381 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8382 * config/arm/arm-modes.def (HFmode): Define.
8383 * config/arm/vfp.md: (*movhf_vfp): New.
8386 * config/arm/arm.md: (fpu): Add neon_fp16.
8387 (floatsihf2, floatdihf2): New.
8388 (fix_trunchfsi2, fix_trunchfdi2): New.
8392 (*arm32_movhf): New.
8393 (*thumb1_movhf): New.
8394 (consttable_2): Add check for HFmode constants.
8395 (consttable_4): Handle HFmode constants.
8397 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8399 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8401 2009-06-17 Olivier Hainque <hainque@adacore.com>
8403 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8404 const char ** conversion in AIX specific section.
8406 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8408 * config/i386/i386.c (ix86_special_builtin_type): Remove
8409 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8410 (bdesc_special_args): Updated.
8411 (ix86_init_mmx_sse_builtins): Likewise.
8412 (ix86_expand_special_args_builtin): Likewise.
8414 2009-06-17 Richard Henderson <rth@redhat.com>
8416 * tree-pretty-print.c (maybe_dump_asm_name): New.
8417 (dump_decl_name): Use it.
8418 (PRINT_FUNCTION_NAME): Merge into...
8419 (dump_function_name): ... here. Use maybe_dump_asm_name.
8421 2009-06-17 Cary Coutant <ccoutant@google.com>
8423 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8425 * debug.c (struct gcc_debug_hooks): Change placeholder for
8427 (debug_nothing_int_charstar_int): Replaced by...
8428 (debug_nothing_int_charstar_int_bool): ...this.
8429 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8430 source_line prototype.
8431 (debug_nothing_int_charstar_int): Replaced by...
8432 (debug_nothing_int_charstar_int_bool): ...this.
8433 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8434 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8435 Output is_stmt operand when necessary.
8436 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8437 (notice_source_line): Add is_stmt parameter.
8438 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8439 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8441 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8442 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8444 2009-06-17 Ian Lance Taylor <iant@google.com>
8446 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8448 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8451 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8453 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8454 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8455 tree_strip_sign_nop_conversions and
8456 tree_ssa_strip_useless_type_conversions rather than stripping
8457 the operations here.
8458 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8460 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8461 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8462 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8463 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8466 2009-06-17 Michael Eager <eager@eagercon.com>
8468 * config/rs6000/constraints.md (register_constraint "d"): New.
8469 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8470 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8471 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8472 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8473 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8474 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8475 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8476 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8477 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8478 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8480 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8481 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8482 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8483 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8484 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8485 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8486 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8487 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8488 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8489 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8490 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8491 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8492 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8493 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8495 2009-06-16 Ian Lance Taylor <iant@google.com>
8497 * profile.c (total_num_never_executed): Don't define.
8498 (compute_branch_probabilities): Don't count or print
8500 (init_branch_prob): Don't set total_num_never_executed.
8501 (end_branch_prob): Don't print total_num_never_executed.
8503 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8505 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8507 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8509 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8510 (nabstd2_fpr): Same.
8512 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8514 * expr.c (expand_assignment): Change complex type check.
8516 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8518 * doc/plugins.texi (Building GCC plugins): Added new section.
8520 2009-06-17 Ian Lance Taylor <iant@google.com>
8522 * c-pch.c (get_ident): Don't set size of templ array.
8523 (pch_init): Don't set size of partial_pch array.
8525 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8526 string constant to intialize an array whose size is the length of
8529 2009-06-17 Richard Guenther <rguenther@suse.de>
8531 PR tree-optimization/40389
8532 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8533 to addressable types.
8534 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8536 2009-06-17 Richard Guenther <rguenther@suse.de>
8539 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8540 if there is no evolution of left in the loop bail out.
8541 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8542 chrec_fold_multiply.
8544 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8545 Janis Johnson <janis187@us.ibm.com>
8548 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8549 for the symbol ref of a constant that is the source of a move
8550 - nor for any other not-obvious-label-ref constants.
8552 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8554 * plugin.c (position_pass): Skip newly inserted pass during list
8555 traversal to avoid repeated insertion.
8557 2009-06-16 Ian Lance Taylor <iant@google.com>
8559 * vec.h (VEC_stack_alloc): Define different version if
8560 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8561 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8562 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8563 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8565 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8567 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8569 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8570 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8571 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8572 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8573 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8574 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8575 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8576 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8577 __builtin_ia32_rdtscp.
8578 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8579 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8580 and __builtin_ia32_rorhi.
8581 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8582 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8583 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8584 (ix86_expand_args_builtin): Likewise.
8585 (ix86_expand_special_args_builtin): Likewise.
8587 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8588 (UNSPECV_RDTSC): Likewise.
8589 (UNSPECV_RDPMC): Likewise.
8590 (*bsr): Renamed to ...
8592 (*bsr_rex64): Renamed to ...
8596 (*rdpmc_rex64): Likewise.
8599 (*rdtsc_rex64): Likewise.
8601 (*rdtscp): Likewise.
8602 (*rdtscp_rex64): Likewise.
8604 * config/i386/ia32intrin.h: New.
8606 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8608 2009-06-16 Ian Lance Taylor <iant@google.com>
8610 * ira-build.c (copy_info_to_removed_store_destinations):
8611 Initialize parent_a.
8613 2009-06-16 Ian Lance Taylor <iant@google.com>
8615 * c-decl.c (grokdeclarator): Change size_varies to bool.
8617 2009-06-16 Ian Lance Taylor <iant@google.com>
8619 * sel-sched.c: Make forward declarations of move_op_hooks and
8620 fur_hooks explicitly extern.
8622 2009-06-16 Ian Lance Taylor <iant@google.com>
8624 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8625 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8627 2009-06-16 Ian Lance Taylor <iant@google.com>
8629 * resource.c (mark_referenced_resources): Change
8630 include_delayed_effects parameter to bool. Change all callers.
8631 (mark_end_of_function_resources): Likewise.
8632 * reorg.c (insn_references_resource_p): Likewise.
8633 (insn_sets_resource_p): Likewise.
8634 * resource.h (mark_referenced_resources): Update declaration.
8635 (mark_end_of_function_resources): Update declaration.
8637 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8639 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8641 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8643 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8644 GCC can bootstrap on AIX with GNU Binutils 2.20.
8646 2009-06-16 Ian Lance Taylor <iant@google.com>
8648 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8650 2009-06-16 Ian Lance Taylor <iant@google.com>
8652 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8653 inline, not extern inline.
8654 (exact_log2): Likewise.
8655 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8657 (exact_log2): Likewise, but don't test CTZ_HWI.
8659 2009-06-16 Ian Lance Taylor <iant@google.com>
8661 * bitmap.c (bitmap_clear): Don't declare as inline.
8662 * gimple.c (gimplify_assign): Likewise.
8663 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8664 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8665 (sched_scan_info): Remove duplicate definition.
8667 2009-06-16 Ian Lance Taylor <iant@google.com>
8669 * c-common.c (skip_evaluation): Don't define.
8670 (c_inhibit_evaluation_warnings): Define global variable.
8671 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8672 than skip_evaluation.
8673 (convert_and_check, warn_for_div_by_zero): Likewise.
8674 * c-common.h (skip_evaluation): Don't declare.
8675 (c_inhibit_evaluation_warnings): Declare.
8676 * c-parser.c (c_parser_typeof_specifier): Set
8677 c_inhibit_evaluation_warnings rather than skip_evaluation.
8678 (c_parser_conditional_expression): Likewise.
8679 (c_parser_binary_expression): Likewise.
8680 (c_parser_sizeof_expression): Likewise.
8681 (c_parser_alignof_expression): Likewise.
8682 * c-typeck.c (build_indirect_ref): Check
8683 c_inhibit_evaluation_warnings rather than skip_evaluation.
8684 (build_conditional_expr, build_binary_op): Likewise.
8686 2009-06-16 Richard Guenther <rguenther@suse.de>
8688 * tree-ssa-alias.c (is_escape_site): Remove.
8689 * tree-ssa-alias.h (enum escape_type): Remove.
8690 (is_escape_site): Likewise.
8691 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8692 via casts and asms without deferring to is_escape_site.
8694 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8697 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8698 use gen_lowpart if op0 has complex mode.
8700 2009-06-16 Richard Guenther <rguenther@suse.de>
8702 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8703 variables add them to ESCAPED.
8704 (find_func_aliases): Do not make all indirectly stored values escaped.
8706 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8708 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8711 2009-06-16 Martin Jambor <mjambor@suse.cz>
8713 PR tree-optimization/40432
8714 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8715 check whether we need to force gimple register operand.
8717 2009-06-16 Martin Jambor <mjambor@suse.cz>
8719 PR tree-optimization/40413
8720 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8721 build_ref_for_offset.
8722 (propagate_subacesses_accross_link): Fix a typo in a comment.
8724 2009-06-16 Ira Rosen <irar@il.ibm.com>
8726 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8727 with additional parameter.
8728 * tree-vectorizer.h (enum vect_def_type): Add new value
8730 (enum vect_relevant): Add comments.
8731 (vect_is_simple_reduction): Add new argument.
8732 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8733 Detect nested cycles.
8734 (vect_is_simple_reduction): Update documentation, add an argument to
8735 distinguish inner-loop reduction from nested cycle, detect nested
8736 cycles, fix printings and indentation, don't swap operands in case
8738 (get_initial_def_for_reduction): Handle subtraction.
8739 (vect_create_epilog_for_reduction): Add new argument to specify
8741 (vect_finalize_reduction): Handle subtraction, fix comments.
8742 (vectorizable_reduction): Handle nested cycles. In case of nested
8743 cycle keep track of the reduction variable position. Call
8744 vect_is_simple_reduction with additional parameter. Use original
8745 statement code in reduction epilogue for nested cycle. Call
8746 vect_create_epilog_for_reduction with additional parameter.
8747 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8748 inner-loop vectorization.
8749 (vect_recog_widen_sum_pattern): Likewise.
8750 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8752 (vect_mark_stmts_to_be_vectorized): Likewise.
8753 (vect_get_vec_def_for_operand): Handle nested cycles.
8755 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8757 * doc/invoke.texi (Debugging Options): Fix option index entries
8758 for -fdump-statistics, -frandom-seed add entries for
8759 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8760 (FRV Options): Fix entries for -mTLS, -mtls.
8761 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8762 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8763 (M68hc1x Options): Fix @itemx for -mnominmax.
8764 (MCore Options): Fix entry for -mno-lsim.
8765 (MMIX Options): Fix entry for -mabi=mmixware.
8766 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8768 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8770 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8771 Mention the plugin mode of gengtype.
8772 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8773 * gengtype.c: Updated copyright.
8774 (plugin_files, nb_plugin_files) Added new static variables.
8775 (measure_input_list) Care about plugin_files.
8776 (write_rtx_next): Added early return in plugin mode.
8777 (create_file): Updated copyright year in generated file. Added
8779 (oprintf): Added early return if NULL outf.
8780 (get_output_file_with_visibility): Care of plugin_files.
8781 (get_output_file_name): May return null.
8782 (write_local): Added early return.
8783 (put_mangled_filename): Ditto.
8784 (finish_root_table): Added check for base_files.
8785 (write_roots): Care about null when plugins.
8786 (main): Added plugin mode.
8788 2009-06-15 Ian Lance Taylor <iant@google.com>
8790 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8791 * gcov.c (read_count_file): Add braces around variables declared
8794 * c.opt (Wjump-misses-init): New warning.
8795 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8796 -Wall and -Wc++-compat if not already set.
8797 (c_common_post_options): Clear warn_jump_misses_init if it was not
8799 * c-decl.c (struct c_binding): Change type field to a union with
8800 new label field. Make it the first field in the struct. Update
8801 references to type to use u.type instead.
8802 (struct c_spot_bindings): Define.
8803 (struct c_goto_bindings): Define.
8804 (c_goto_bindings_p): Define, along with VECs.
8805 (struct c_label_vars): Define.
8806 (struct c_scope): Add has_label_bindings field.
8807 (bind_label, set_spot_bindings): New static functions.
8808 (decl_jump_unsafe, update_spot_bindings): New static functions.
8809 (update_label_decls): New static function.
8810 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8811 Update binding u.label field to shadowed field.
8812 (c_binding_start_stmt_expr): New function.
8813 (c_binding_end_stmt_expr): New function.
8814 (pushdecl): Don't call c_begin_vm_scope.
8815 (make_label): Add defining and p_label_vars parameters. Change
8817 (lookup_label): Correct test for whether a label has not yet been
8818 defined. Call bind_label rather than bind.
8819 (warn_about_goto): New static function.
8820 (lookup_label_for_goto): New function.
8821 (declare_label): Call bind_label rather than bind.
8822 (check_earlier_gotos): New static function.
8823 (define_label): Don't give errors about jumping into statement
8824 expressions or scopes of variably modified types. Call
8825 set_spot_bindings and check_earlier_gotos. Call bind_label
8826 instead of bind. Don't set label_context_stack_se or
8827 label_context_stack_vm.
8828 (c_get_switch_bindings): New function.
8829 (c_release_switch_bindings): New function.
8830 (c_check_switch_jump_warnings): New function.
8831 (start_function): Don't set label_context_stack_se or
8832 label_context_stack_vm.
8833 (finish_function): Likewise.
8834 * c-typeck.c (label_context_stack_se): Don't define.
8835 (label_context_stack_vm): Don't define.
8836 (c_finish_goto_label): Call lookup_label_for_goto rather than
8837 lookup_label. Don't give errors about jumping into a statement
8838 expression or the scope of a variably modified type. Don't set
8839 label_context_stack_se or label_context_stack_vm.
8840 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8841 fields. Add bindings field.
8842 (c_start_case): Don't set deleted fields. Set bindings field.
8843 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8844 or blocked_vm. Call c_check_switch_jump_warnings.
8845 (c_finish_case): Don't test blocked_stmt_expr field. Call
8846 c_release_switch_bindings.
8847 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8848 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8849 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8850 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8851 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8852 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8853 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8854 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8855 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8856 (C_DECL_UNJUMPABLE_VM): Don't define.
8857 (C_DECL_UNDEFINABLE_VM): Don't define.
8858 (struct c_label_list): Don't define.
8859 (struct c_label_context_se): Don't define.
8860 (struct c_label_context_vm): Don't define.
8861 (struct c_spot_bindings): Declare.
8862 (c_bindings_start_stmt_expr): Declare.
8863 (c_bindings_end_stmt_expr): Declare.
8864 (lookup_label_for_goto): Declare.
8865 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8866 (c_check_switch_jump_warnings): Declare.
8867 (label_context_stack_se, label_context_stack_vm): Don't declare.
8868 (c_finish_goto_label): Update declaration.
8869 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8870 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8871 (Warning Options): Document -Wjump-misses-init.
8873 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8875 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8878 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8880 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8882 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8884 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8886 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8888 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8890 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8892 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8893 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8894 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8895 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8896 * dwarf2asm.c (dw2_force_const_mem): Update call to
8898 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
8899 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
8900 * langhooks.c (lhd_comdat_group): Remove.
8901 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
8902 * tree.h (DECL_COMDAT_GROUP): New.
8903 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
8904 (tree_decl_with_vis): Add comdat_group. Remove one_only.
8905 (make_decl_one_only): Change signature.
8906 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
8908 (make_decl_one_only): Change signature.
8909 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
8911 2009-06-15 Richard Guenther <rguenther@suse.de>
8914 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
8916 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8918 * tree-ssa-math-opts.c: Remove extra divide.
8920 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8922 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
8924 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8926 * passes.c: Add bswap pass.
8927 * tree-pass.h: Add pass_optimize_bswap declaration.
8928 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
8929 Include rtl.h, expr.h and optabs.h for optab_handler check.
8930 (struct symbolic_number, pass_optimize_bswap): New definition.
8931 (do_shift_rotate, verify_symbolic_number_p): New functions.
8932 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
8933 (gate_optimize_bswap): New function.
8934 * tree.c (widest_int_cst_value): New function.
8935 * tree.h (widest_int_cst_value): Prototype added.
8937 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
8939 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
8940 REG_EQUAL/REG_EQUIV notes.
8942 2009-06-14 Richard Guenther <rguenther@suse.de>
8945 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
8946 has its address taken if NRV was applied and it is addressable.
8947 * tree-ssa-structalias.c (get_constraint_for_address_of): New
8948 function split out from ...
8949 (get_constraint_for_1): ... here.
8950 (handle_rhs_call): Use it to mark the return slot escaped if
8951 it is addressable and NRV was applied.
8953 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8955 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
8956 Change first argument type to location_t.
8957 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
8958 Do not set input_location.
8959 Use loc instead of input_location throughout.
8961 2009-06-13 Richard Guenther <rguenther@suse.de>
8963 PR tree-optimization/40421
8964 * tree-predcom.c (should_unroll_loop_p): Remove.
8965 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
8967 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8969 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8970 Add location argument.
8972 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8974 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
8976 * config/s390/s390.c (s390_build_builtin_va_list): Same.
8977 (s390_gimplify_va_arg): Pass location to create_artificial_label.
8978 * config/spu/spu-protos.h: Add location to
8979 spu_resolve_overloaded_builtin.
8980 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
8981 spu_build_builtin_va_list.
8982 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
8983 argument. Pass location to build_function_call_vec.
8984 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
8986 (emit_fpu_switch): Same.
8987 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
8988 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
8989 to build_decl and create_artificial_label.
8990 (xtensa_gimplify_va_arg_expr): Same.
8991 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
8992 (xstormy16_gimplify_va_arg_expr): Same.
8993 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
8994 * config/arm/arm.c (arm_build_builtin_va_list): Same.
8995 * config/mips/mips.c (mips_build_builtin_va_list): Same.
8996 (mips16_build_function_stub): Same.
8997 (mips16_build_call_stub): Same.
8999 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
9002 * arm/constraints.md (Pa, Pb): New constraints.
9003 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
9004 split pattern to deal with them.
9006 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
9008 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
9009 fix index entry for -Xpreprocessor.
9011 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9013 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9014 Add location argument to build_decl call.
9015 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
9016 (rs6000_init_builtins): Same.
9017 (spe_init_builtins): Same.
9018 (rs6000_gimplify_va_arg): Add location argument to
9019 create_artificial_label call.
9021 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
9023 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
9024 * combine-stack-adj.c (pass_stack_adjustments): Use it.
9025 * Makefile.in: Fix GGC dependency for gcse.o.
9027 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9029 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
9030 * gimple-pretty-print.c (dump_gimple_stmt): Same.
9031 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
9033 * c-parser.c (c_parser_binary_expression): Use current column while
9034 building binary operations.
9035 * common.opt (fshow-column): Enable by default.
9036 * tree-vrp.c (check_array_ref): Use warning_at.
9037 (check_array_bounds): Use location from call back if expr has no
9039 * tree.h: Add location argument to maybe_fold_*.
9040 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
9041 (maybe_fold_offset_to_array_ref): Add location argument and use it.
9042 (maybe_fold_offset_to_component_ref): Same.
9043 (maybe_fold_offset_to_reference): Same.
9044 (maybe_fold_offset_to_address): Same.
9045 (maybe_fold_stmt_indirect): Same.
9046 (maybe_fold_stmt_addition): Same.
9047 (fold_stmt_r): Pass location to maybe_fold_*.
9048 (fold_gimple_assign): Same.
9049 * c-tree.h: Add location argument to finish_decl,
9050 default_function_array_conversion, store_init_value.
9051 * c-decl.c (define_label): Use error_at.
9052 (c_make_fname_decl): Pass location to finish_decl.
9053 (finish_decl): New location argument.
9054 (build_compound_literal): Pass location to store_init_value.
9055 (grokdeclarator): Pass location to finish_decl.
9057 * c-typeck.c (array_to_pointer_conversion): New location argument.
9058 (function_to_pointer_conversion): Same.
9059 (default_function_array_conversion): Same.
9060 (parser_build_unary_op): Pass location to overflow_warning.
9061 (parser_build_binary_op): Same. Use warning_at.
9062 (build_unary_op): Pass location to array_to_pointer_conversion.
9063 (build_c_cast): Pass location to digest_init.
9064 (build_modify_expr): New location argument.
9065 (convert_for_assignment): Same.
9066 (store_init_value): Same.
9067 (digest_init): Same.
9068 (output_init_element): Pass location to digest_init and
9069 array_to_pointer_conversion.
9070 (c_finish_return): Pass location to convert_for_assignment.
9071 * gimplify.c (gimplify_conversion): Pass location to
9072 maybe_fold_offset_to_address.
9073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
9074 to maybe_fold_stmt_addition.
9075 * c-omp.c (c_finish_omp_atomic): Pass new location to
9077 (c_finish_omp_for): Same.
9078 * c-common.c (overflow_warning): New argument.
9079 * c-common.h: New argument to build_modify_expr, overflow_warning.
9080 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
9082 (c_parser_initializer): Pass location to
9083 default_function_array_conversion.
9084 (c_parser_initelt): Same.
9085 (c_parser_initval): Same.
9086 (c_parser_asm_operands): Same.
9087 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
9088 (c_parser_conditional_expression): Same.
9089 (c_parser_binary_expression): Add location info to stack. Use it.
9090 (c_parser_unary_expression): Pass location to
9091 default_function_array_conversion, parser_build_unary_op,
9092 build_indirect_ref, c_parser_postfix_expression_after_primary.
9093 (c_parser_postfix_expression_after_primary): New location argument.
9095 (c_parser_expression_conv): Pass location to
9096 default_function_array_conversion.
9097 (c_parser_expr_list): Same.
9098 (c_parser_omp_atomic): Same.
9099 (c_parser_omp_for_loop): Same.
9100 * c-tree.h: (struct c_declarator): Add comment to id_loc.
9101 (build_array_declarator): New argument.
9102 * c-decl.c (build_array_declarator): Add location argument.
9103 (grokdeclarator): Set id_loc for cdk_array.
9104 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
9105 build_array_declarator.
9106 * tree.c (build_omp_clause): Add location argument.
9107 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
9108 (OMP_CLAUSE_LOCATION): New macro.
9109 (struct tree_omp_clause): Add location field.
9110 (build_omp_clause): Add argument.
9111 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
9112 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
9114 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
9115 (cp_parser_omp_clause_collapse): Same.
9116 (cp_parser_omp_clause_default): Same.
9117 (cp_parser_omp_clause_if): Same.
9118 (cp_parser_omp_clause_nowait): Same.
9119 (cp_parser_omp_clause_num_threads): Same.
9120 (cp_parser_omp_clause_ordered): Same.
9121 (cp_parser_omp_clause_schedule): Same.
9122 (cp_parser_omp_clause_untied): Same.
9123 (cp_parser_omp_for_loop): Same.
9124 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9125 * c-tree.h (c_start_case): Add location argument.
9126 (c_process_expr_stmt): Same.
9127 (c_finish_goto_*): Same.
9128 * tree-parloops.c (initialize_reductions): Pass location to
9130 (create_parallel_loop): Same.
9131 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
9132 (gfc_trans_omp_reduction_list): Same.
9133 (gfc_trans_omp_clauses): Same.
9134 (gfc_trans_omp_do): Same.
9135 * c-typeck.c (c_finish_goto_label): Same.
9136 (c_finish_goto_ptr): New location argument.
9137 (c_start_case): Same.
9138 (emit_side_effect_warnings): Same.
9139 (c_process_expr_stmt): Same.
9140 (c_finish_stmt_expr): Same.
9141 (c_finish_omp_clauses): Use error_at instead of error.
9142 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
9144 * c-omp.c (c_split_parallel_clauses): New location argument.
9145 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
9146 to build_omp_clause.
9147 (convert_local_reference_stmt): Same.
9148 (convert_gimple_call): Same.
9149 * c-common.h (c_split_parallel_clauses): New argument.
9150 * c-parser.c (c_parser_statement_after_labels): Pass location to
9151 c_finish_goto_label.
9152 (c_parser_switch_statement): Pass location to c_start_case.
9153 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
9154 and c_process_expr_stmt.
9155 (c_parser_omp_variable_list): Add location argument.
9156 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
9157 (c_parser_omp_clause_default): Same.
9158 (c_parser_omp_clause_if): Same.
9159 (c_parser_omp_clause_num_threads): Same.
9160 (-c_parser_omp_clause_ordered): Same.
9161 (c_parser_omp_clause_reduction): Pass location to
9162 c_parser_omp_variable_list.
9163 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
9164 (c_parser_omp_clause_untied): Same.
9165 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
9166 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9168 * c-tree.h (check_for_loop_decls, undeclared_variable,
9169 build_component_ref, build_array_ref, build_external_ref,
9170 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
9171 build_conditional_expr, build_compound_expr, c_cast_expr,
9172 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
9173 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
9175 * c-semantics.c (build_stmt): Same.
9176 (build_case_label): Same.
9177 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
9178 (undeclared_variable): New argument.
9180 (lookup_label): Pass location on down.
9181 (define_label): Same.
9182 (finish_decl): Same.
9183 (build_compound_literal): Same.
9184 (finish_struct): Same.
9185 (finish_function): Do not set location here.
9186 (check_for_loop_decls): New argument.
9187 * tree.c (save_expr): Set location.
9188 (build_empty_stmt): New argument.
9189 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9190 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9191 * builtins.c (gimplify_va_arg_expr): Use locations.
9192 (expand_builtin_sync_operation): Same.
9193 * c-typeck.c (build_component_ref): New argument.
9194 (build_array_ref): Same.
9195 (build_external_ref): Same.
9196 (c_expr_sizeof_expr): Same.
9197 (c_expr_sizeof_type): Same.
9198 (parser_build_unary_op): Same.
9199 (build_conditional_expr): Same.
9200 (build_compound_expr): Pass location on down.
9201 (build_compound_expr): New argument.
9202 (build_c_cast): Same.
9203 (c_cast_expr): Same.
9204 (build_asm_expr): Same.
9205 (c_finish_return): Same.
9206 (c_process_expr_stmt): Pass location on down.
9207 (c_finish_stmt_expr): New argument.
9208 (push_clenaup): Same.
9209 (c_finish_omp_parallel): Same.
9210 (c_finish_omp_task): Same.
9211 * gimplify.c (gimplify_call_expr): Pass location on down.
9212 * c-omp.c (c_finish_omp_master): New argument.
9213 (c_finish_omp_critical): Same.
9214 (c_finish_omp_ordered): Same.
9215 (c_finish_omp_barrier): Same.
9216 (-c_finish_omp_taskwait): Same.
9217 (c_finish_omp_atomic): Same.
9218 (c_finish_omp_flush): Same.
9219 * tree-inline.c (copy_tree_body_r): Pass location on down.
9220 (inline_forbidden_p): Remove use of input_location.
9221 * c-gimplify.c (c_build_bind_expr): New argument.
9222 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9223 (c_sizeof_or_alignof_type): New argument.
9224 (c_alignof_expr): Same.
9225 (build_va_arg): Same.
9226 (c_add_case_label): Same.
9227 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9228 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9229 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9230 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9231 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9232 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9234 * stub-objc.c (objc_build_selector_expr): Same.
9235 (objc_build_throw_stmt): Same.
9236 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9237 (c_parser_initelt): Same.
9238 (c_parser_compound_statement): Same.
9239 (c_parser_compound_statement_nostart): Same.
9240 (c_parser_label): Same.
9241 (c_parser_statement_after_labels): Same.
9242 (c_parser_if_body): Same.
9243 (c_parser_else_body): Same.
9244 (c_parser_if_statement): Same.
9245 (c_parser_switch_statement): Same.
9246 (c_parser_while_statement): Same.
9247 (c_parser_do_statement): Same.
9248 (c_parser_for_statement): Same.
9249 (c_parser_asm_statement): Same.
9250 (c_parser_conditional_expression): Same.
9251 (c_parser_binary_expression): Same.
9252 (c_parser_cast_expression): Same.
9253 (c_parser_unary_expression): Same.
9254 (c_parser_sizeof_expression): Same.
9255 (c_parser_alignof_expression): Same.
9256 (c_parser_postfix_expression): Same.
9257 (c_parser_expression): Same.
9258 (c_parser_objc_receiver): Same.
9259 (c_parser_omp_variable_list): Same.
9260 (c_parser_omp_structured_block): Same.
9261 (c_parser_omp_atomic): New argument.
9262 (c_parser_omp_barrier): Same.
9263 (c_parser_omp_critical): Same.
9264 (c_parser_omp_flush): Pass location on down.
9265 (c_parser_omp_for_loop): New argument.
9266 (c_parser_omp_for): Same.
9267 (c_parser_omp_master): Same.
9268 (c_parser_omp_ordered): Same.
9269 (c_parser_omp_sections_scope): Same.
9270 (c_parser_omp_sections): Same.
9271 (c_parser_omp_parallel): Same.
9272 (c_parser_omp_single): Same.
9273 (c_parser_omp_task): Same.
9274 (c_parser_omp_taskwait): Pass location on down.
9275 (c_parser_omp_construct): Same.
9276 (c_parser_omp_threadprivate): Same.
9277 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9278 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9279 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9280 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9281 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9282 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9283 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9284 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9285 config/i386/i386.c, stmt.c:
9286 Add location argument to the following function definitions and/or
9287 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9288 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9289 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9290 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9291 do_case, c_finish_bc_stmt, build_compound_literal,
9292 build_function_call.
9293 * c-decl.c (build_compound_literal): Add location argument.
9294 Make all diagnostic calls use location.
9295 (start_struct): Same.
9296 (finish_struct): Same.
9298 (build_enumerator): Same.
9299 (start_function): Same.
9300 (grokdeclarator): Make all diagnostic calls use location.
9301 (store_parm_decls_oldstyle): Same.
9302 * c-typeck.c (build_function_call): Add location argument.
9303 Make all diagnostic calls use location.
9305 (c_finish_bc_stmt): Same.
9306 * tree-nested.c (get_trampoline_type): Add argument.
9307 Pass location to build_decl.
9308 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9309 * rtl.h (RTL_LOCATION): New.
9310 * c-common.c (c_add_case_label): Add location argument.
9311 Make all diagnostic calls use location.
9312 * c-common.h: Add location argument to make_fname_decl, do_case,
9313 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9314 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9315 Set it appropriately for every case. Pass enum_loc to start_enum
9316 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9318 (c_parser_struct_or_union_specifier): Save location. Use it for
9319 start_struct, finish_struct, and parser_xref_tag.
9321 2009-06-12 Ian Lance Taylor <iant@google.com>
9323 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9325 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9326 cpp_opts->warn_cxx_operator_names.
9328 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9331 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9332 is returns NULL and OP is a VCE, look through the VCE.
9334 2009-06-12 Ian Lance Taylor <iant@google.com>
9337 * collect2.c (main): Use CONST_CAST2 in code inside #if
9338 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9340 2009-06-12 Joey Ye <joey.ye@intel.com>
9343 * cfgexpand.c (get_decl_align_unit): Update
9344 max_used_stack_slot_alignment with align instead of
9345 stack_alignment_needed.
9347 * function.c (assign_stack_local_1): Update
9348 max_used_stack_slot_alignment with alignment_in_bits instead
9349 of stack_alignment_needed.
9350 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9353 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9355 * dwarf2out.c (last_var_location_insn): New variable.
9356 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9357 (dwarf2out_var_location): Don't record anything after last real
9358 insn. Only change labels if there were any real instructions
9359 in between last note and this one, or if changed sections.
9361 2009-06-11 Richard Henderson <rth@redhat.com>
9363 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9364 note when storing the frame pointer in a register.
9365 (FRP): Don't redefine to nothing for epilogue.
9366 (alpha_expand_epilogue): Mark register and sp restores.
9367 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9369 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9370 when gen_lowpart is needed.
9372 2009-06-11 Richard Henderson <rth@redhat.com>
9374 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9376 * dwarf2out.c (need_data_align_sf_opcode): New.
9377 (div_data_align): Move earlier.
9378 (def_cfa_1, reg_save): Use it.
9380 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9382 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9383 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9384 (ix86_handle_option): Handle OPT_mcrc32.
9385 (ix86_target_string): Add -mcrc32.
9386 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9388 * config/i386/i386.h (TARGET_CRC32): New.
9390 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9391 (sse4_2_crc32di): Likewise.
9393 * config/i386/i386.opt (mcrc32): New.
9395 * doc/invoke.texi: Document -mcrc32.
9397 2009-06-11 Richard Henderson <rth@redhat.com>
9399 * common.opt (gdwarf-): Accept a version number.
9400 * doc/invoke.texi (gdwarf-): Update docs.
9401 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9402 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9403 version level, and record it.
9405 * dwarf2.h (DW_CIE_VERSION): Remove.
9406 * dwarf2out.c (DWARF_VERSION): Remove.
9407 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9408 (output_call_frame_info): Use CIE version 3 for dwarf3,
9409 or if the return register column is out of range for version 1.
9410 (dwarf_stack_op_name): Add all dwarf3 values.
9411 (DEBUG_PUBTYPES_SECTION): New.
9412 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9413 encoding change for dwarf3.
9414 (output_die) [dw_val_class_die_ref]: Likewise.
9415 (output_compilation_unit_header): Emit correct version for dwarf3.
9416 (output_line_info): Likewise.
9417 (output_pubnames): Update for DWARF_VERSION removal.
9418 (output_aranges): Likewise.
9419 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9420 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9421 (dwarf2out_finish): Likewise.
9423 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9425 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9428 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9431 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9432 * builtins.c (expand_builtin_unreachable): New function.
9433 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9434 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9435 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9437 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9438 searching for missing barriers.
9440 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9442 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9443 when -fprofile-generate* was passed.
9444 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9446 2009-06-11 Anthony Green <green@moxielogic.com>
9448 * config/moxie/moxie.md: Define length attribute for all instructions.
9450 (*b<cond:code>): Support limited branch ranges for new PC-relative
9451 branch instructions.
9452 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9454 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9456 * config/i386/i386.c (min_insn_size): Use get_attr_length
9457 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9460 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9461 instead of emit_insn_before.
9463 2009-06-10 Ian Lance Taylor <iant@google.com>
9466 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9469 2009-06-10 Revital Eres <eres@il.ibm.com>
9471 * passes.c (init_optimization_passes): Reschedule
9472 predictive-commoning pass before complete unroll pass.
9474 2009-06-10 Martin Jambor <mjambor@suse.cz>
9476 * cgraph.c (cgraph_node_can_be_local_p): New function.
9477 (cgraph_make_node_local): New function.
9478 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9479 (cgraph_make_node_local): Declare.
9481 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9483 * tree.h (tree_base): Add packed_flag and user_align fields.
9484 Decrease size of spare field.
9485 (TYPE_USER_ALIGN): Use user_align from tree_base.
9486 (DECL_USER_ALIGN): Likewise.
9487 (TYPE_PACKED): Use packed_flag from tree_base.
9488 (DECL_PACKED): Likewise.
9489 (tree_type): Delete packed_flag and user_align fields. Widen
9490 precision field. Widen mode field and shuffle fields to align
9491 mode on an 8-bit boundary.
9492 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9493 Renumber decl_flag_* fields. Fix comments. Widen
9494 decl_common_unused field.
9495 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9496 (DECL_EXTERNAL): Likewise.
9497 (DECL_BIT_FIELD): Likewise.
9498 (DECL_NONADDRESSABLE_P): Likewise.
9499 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9500 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9502 2009-06-10 Ian Lance Taylor <iant@google.com>
9504 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9505 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9506 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9507 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9508 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9509 DEF_VEC_ALLOC_FUNC_P.
9510 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9511 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9512 DEF_VEC_ALLOC_FUNC_O.
9513 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9514 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9515 DEF_VEC_ALLOC_FUNC_I.
9516 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9517 (vec_stack_p_reserve_exact_1): Declare.
9518 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9519 (vec_stack_free): Declare.
9520 (VEC_stack_alloc): Define.
9521 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9522 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9523 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9524 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9526 (stack_vecs): New static variable.
9527 (vec_stack_p_reserve_exact_1): New function.
9528 (vec_stack_o_reserve_1): New static function.
9529 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9530 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9531 (vec_stack_free): New function.
9532 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9533 (VEC_df_ref_stack_alloc): Define.
9534 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9535 DEF_VEC_ALLOC_P_STACK.
9536 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9537 (struct df_collection_rec): Change _vec fields to VEC. Remove
9539 (df_free_collection_rec): Adjust for new fields.
9540 (df_insn_rescan): Use new df_collection_rec fields.
9541 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9542 (df_ref_create_structure, df_ref_record): Likewise.
9543 (df_get_conditional_uses, df_get_call_refs): Likewise.
9544 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9545 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9546 (df_record_exit_block_uses, df_bb_verify): Likewise.
9547 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9548 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9549 Remove count parameter. Change return type to void. Change all
9551 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9552 Remove count parameter. Change return type to void. Change all
9554 (df_install_refs): Change old_vec parameter to VEC. Remove count
9555 parameter. Change all callers.
9556 (df_install_mws): Change old_vec parameter to VEC. Remove count
9557 parameter. Change all callers.
9558 (df_refs_verify): Change new_rec parameter to VEC. Change call
9560 (df_mws_verify): Likewise.
9562 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9564 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9566 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9568 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9570 2009-06-10 Anthony Green <green@moxielogic.com>
9572 * config/moxie/crti.asm: New file.
9573 * config/moxie/crtn.asm: New file.
9574 * config/moxie/moxie.c: New file.
9575 * config/moxie/moxie.h: New file.
9576 * config/moxie/sfp-machine.h: New file.
9577 * config/moxie/moxie-protos.h: New file.
9578 * config/moxie/t-moxie: Created.
9579 * config/moxie/t-moxie-softfp: Created.
9580 * config/moxie/moxie.md: Created.
9581 * config/moxie/constraints.md: Created.
9582 * config.gcc: Add moxie support.
9583 * doc/md.texi (Machine Constraints): Add moxie constraints.
9584 * doc/contrib.texi (Contributors): Mention moxie port.
9585 * doc/install.texi (Specific): Mention the moxie port.
9587 2009-06-09 Ian Lance Taylor <iant@google.com>
9589 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9591 * optabs.c (optab_table): Only use designated initializers if
9592 HAVE_DESIGNATED_INITIALIZERS is defined.
9593 (convert_optab_table): Likewise.
9594 (init_optabs): Always call init_insn_codes if
9595 HAVE_DESIGNATED_INITIALIZERS is not defined.
9597 2009-06-09 Ian Lance Taylor <iant@google.com>
9599 * targhooks.c (default_builtin_vectorized_function): Change fn
9600 parameter to unsigned int.
9601 (default_builtin_vectorized_conversion): Change code parameter to
9603 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9604 * targhooks.h: Update declarations.
9605 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9606 parameter to unsigned int.
9608 * c-typeck.c (comptypes_check_enum_int): New static function.
9609 (comptypes_internal): Add enum_and_int_p parameter. Change all
9611 (comp_target_types): Add location parameter. Change all callers.
9612 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9614 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9615 (build_conditional_expr): Add colon_loc parameter. Change all
9617 (convert_for_assignment): Add location parameter. Change all callers.
9618 * c-parser.c (c_parser_conditional_expression): Pass location of
9619 colon to build_conditional_expr.
9620 * c-tree.h (build_conditional_expr): Update declaration.
9622 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9624 * graphite.c: Revert previous patch.
9626 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9629 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9631 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9633 * tree-ssa-loop-prefetch.c
9634 (loop_prefetch_arrays): Fixed a portability problem in printf format
9637 2009-06-09 Martin Jambor <mjambor@suse.cz>
9639 PR tree-optimization/40351
9640 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9641 refrence to a potential artifical subaccess can be constructed.
9643 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9645 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9646 (sh_override_options): Likewise.
9647 * config/sh/sh.c: Include params.h.
9648 (sh_optimization_options): New.
9649 (sh_override_options): Likewise.
9650 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9651 (OVERRIDE_OPTIONS): Use sh_override_options.
9653 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9655 * dwarf2out.c (emit_cfa_remember): New variable.
9656 (add_fde_cfi): If emit_cfa_remember, recurse to add
9657 DW_CFA_remember_state first.
9658 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9659 instead just set emit_cfa_remember.
9661 2009-06-08 Jan Hubicka <jh@suse.cz>
9664 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9666 2009-06-08 Jan Hubicka <jh@suse.cz>
9669 * cgraphunit.c (save_inline_function_body): Do not copy transform
9670 hooks for saved inline bodies.
9671 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9674 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9676 * jump.c (returnjump_p): Handle delayed branches. Add missing
9679 2009-06-08 Jan Hubicka <jh@suse.cz>
9682 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9683 original node might've been modified.
9684 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9686 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9688 * tree-object-size.c (addr_object_size): Add OSI argument.
9689 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9690 (compute_builtin_object_size, expr_object_size): Adjust callers.
9691 (plus_stmt_object_size): Call addr_object_size instead of
9692 compute_builtin_object_size.
9694 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9695 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9697 * tree-ssa-loop-prefetch.c
9698 (gather_memory_references): Introduced a counter for the number of
9700 (anything_to_prefetch_p): Introduced a counter for the number of
9702 (is_loop_prefetching_profitable): New function with a cost model
9704 (loop_prefetch_arrays): Use the new cost model to determine if
9705 prefetching is profitable.
9706 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9707 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9708 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9709 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9710 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9711 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9713 2009-06-08 Michael Matz <matz@suse.de>
9716 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9717 partitions use the same.
9718 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9719 for basevars of SSA_NAMEs.
9720 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9721 to not expand them twice.
9722 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9725 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9727 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9728 (fdump-final-insns=, gtoggle): New.
9729 * doc/invoke.texi: Document them.
9730 * final.c (rest_of_clean_state): Dump final insn stream.
9731 * gcc.c (invoke_as): Hook in -fcompare-debug.
9732 (static_spec_functions): Add compare-debug-dump-opt,
9733 compare-debug-self-opt and compare-debug-auxbase-opt.
9734 (compare_debug, compare_debug_second, compare_debug_opt): New.
9735 (switches_debug_check, n_switches_debug_check): New.
9736 (debug_auxbase_opt, debug_check_temp_file): New.
9737 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9739 (do_self_spec): Handle arguments after switches.
9740 (do_spec_1): Add .gk extension to temp file basenames for compare.
9741 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9742 (cc1_options): Use it instead of normal auxbase computation for
9743 the second compare-debug compilation.
9744 (compare_files): New.
9745 (main): Set up and implement compare debug mode.
9746 (compare_debug_dump_opt_spec_function): New.
9747 (compare_debug_self_opt_spec_function): New.
9748 (compare_debug_auxbase_opt_spec_function): New.
9749 * toplev.c (process_options): Handle flag_gtoggle,
9750 flag_dump_final_insns.
9751 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9752 during -fcompare-debug-second compilation.
9754 2009-06-07 Ian Lance Taylor <iant@google.com>
9756 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9757 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9759 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9760 with no default node. Change warning with %H to warning_at.
9761 Don't clear warn_switch around case checking.
9762 * doc/invoke.texi (Warning Options): Clarify distinction between
9763 -Wswitch and -Wswitch-enum.
9765 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9767 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9769 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9771 * gbl-ctors.h: Add header guard.
9773 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9775 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9776 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9777 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9778 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9779 prototypes for removed functions.
9780 (expressions_equal_p): Move to ...
9781 * tree-ssa-sccvn.h: ... here and ...
9782 * matrix-reorg.c: ... adjust includes.
9784 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9786 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9788 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9790 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9791 (finish_function): Remove erroneous whitespace.
9793 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9795 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9796 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9798 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9800 * errors.c (internal_error): Commentary typo fix.
9801 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9802 * tree-ssa-pre.c: Ditto.
9804 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9806 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9807 them is supposed to hold actual statements.
9809 2009-06-06 Ian Lance Taylor <iant@google.com>
9811 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9812 empty statements can now have attributes.
9814 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9816 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9817 * config/mips/mips.md: Ditto.
9819 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9821 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9823 (__eabi_uconvert): Likewise.
9825 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9827 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9828 CFI_* definitions with IN_GCC.
9830 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9832 * xcoffout.h (xcoffout_source_line): Update prototype.
9834 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9836 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9837 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9839 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9842 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9843 inlined_function_outer_scope_p blocks for artificial inlines
9845 * tree.c (tree_nonartificial_location): Rewrite using
9846 block_nonartificial_location.
9848 2009-06-05 Revital Eres <eres@il.ibm.com>
9849 Leehod Baruch <leehod@il.ibm.com>
9851 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9852 (expand_expr_real_1): Remove comment.
9853 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9854 Vectorize misaligned access when the target supports it.
9855 (vect_supportable_dr_alignment): Check for unaligned access support.
9856 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9859 2009-06-05 Julian Brown <julian@codesourcery.com>
9861 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9862 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9864 2009-06-05 Richard Guenther <rguenther@suse.de>
9867 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9870 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9872 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9873 (save_gprs): Don't tell unwinder when a global register is saved.
9874 (s390_emit_epilogue): Emit needed epilogue unwind info.
9876 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9878 * dwarf2out.c (deferred_asm_name): New.
9879 (add_name_and_src_coords_attributes): Defer creation of
9880 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9882 (move_linkage_attr): New.
9883 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9886 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9888 * tree-nested.c (finalize_nesting_tree_1): Declare the
9889 frame_decl in the binding tree.
9891 2009-06-04 Cary Coutant <ccoutant@google.com>
9893 * basic-block.h (struct basic_block_def): Add discriminator field.
9894 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9896 * debug.c (do_nothing_debug_hooks): Add additional entry.
9897 (debug_nothing_int_charstar_int): New function.
9898 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
9899 (debug_nothing_int_charstar_int): New declaration.
9900 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
9901 discriminator value in .loc directive.
9902 * final.c (last_discriminator): New variable.
9903 (discriminator): New variable.
9904 (final_start_function): Initialize above variables, pass current
9905 discriminator to debug hook.
9906 (notice_source_line): Check for discriminator change.
9907 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
9908 * sdbout.c (sdbout_source_line): New parameter.
9909 * tree-cfg.c (struct locus_discrim_map): New structure type.
9910 (discriminator_per_locus): New hash table.
9911 (build_gimple_cfg): Allocate and free discriminator hash table.
9912 (make_edges): Call assign_discriminator.
9913 (locus_map_hash): New function.
9914 (locus_map_eq): New function.
9915 (next_discriminator_for_locus): New function.
9916 (same_line_p): New function.
9917 (assign_discriminator): New function.
9918 (make_cond_expr_edges): Call assign_discriminator.
9919 (make_gimple_switch_edges): Likewise.
9920 (first_non_label_stmt): New function.
9921 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
9923 * xcoffout.c (xcoffout_source_line): Add new parameter.
9925 * configure.ac (gcc_cv_as_discriminator): New configury check for
9926 gas support for discriminator.
9927 * configure: Regenerate.
9928 * config.in: Regenerate.
9930 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9932 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
9933 val after checking for integers.
9935 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
9937 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
9939 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
9940 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
9941 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
9942 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
9943 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
9944 X64_SSE_REGPARM_MAX.
9945 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
9946 X64_SSE_REGPARM_MAX.
9948 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9950 * gcc.c (report_times_to_file): New.
9951 (execute): Implement it.
9952 (process_command): Support -time=.
9953 * doc/invoke.texi: Document it.
9955 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9957 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
9958 that have value exprs.
9960 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9962 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
9963 declarations for constants until...
9964 (dw2_output_indirect_constant_1): ... this point.
9966 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
9969 * arm.md (arm_addsi3): Don't try to split an add with an
9970 eliminable register until after reload has completed.
9972 2009-06-03 Ian Lance Taylor <iant@google.com>
9974 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
9975 * genattrtab.c (write_length_unit_log): Likewise.
9976 * genchecksum.c (dosum): Likewise.
9977 * gengtype.c (write_rtx_next): Likewise.
9978 (finish_root_table, write_roots): Likewise.
9979 * gimple.c (gimple_ops_offset_): Likewise.
9980 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
9981 * config/arc/arc.c (arc_attribute_table): Likewise.
9982 * config/arm/arm.c (arm_attribute_table): Likewise.
9983 * config/avr/avr.c (avr_attribute_table): Likewise.
9984 * config/crx/crx.c (crx_attribute_table): Likewise.
9985 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
9986 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
9987 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
9988 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
9989 * config/sh/sh.c (sh_attribute_table): Likewise.
9990 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
9991 * config/spu/spu.c (spu_attribute_table): Likewise.
9992 * config/v850/v850.c (v850_attribute_table): Likewise.
9994 * config/alpha/alpha.c (vms_attribute_table): Make static.
9995 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
9996 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
9997 * config/mips/mips.c (mips_attribute_table): Likewise.
9999 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
10001 (cc1-checksum.o): Likewise.
10003 2009-06-03 Steve Ellcey <sje@cup.hp.com>
10005 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
10007 2009-06-03 Jakub Jelinek <jakub@redhat.com>
10009 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
10010 insn if it is changing sp. Use gen_add3_insn instead of
10011 conditionally gen_addsi3 and gen_adddi3.
10012 (offset_below_red_zone_p): New static inline function.
10013 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
10014 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
10015 * config/rs6000/ppc-asm.h: Include auto-host.h.
10016 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
10017 CFI_RESTORE): Define.
10018 * config/rs6000/crtresxgpr.asm: Add unwind info.
10019 * config/rs6000/crtresxfpr.asm: Likewise.
10020 * config/rs6000/crtresgpr.asm: Likewise.
10021 * config/rs6000/crtresfpr.asm: Likewise.
10022 * config/rs6000/crtsavgpr.asm: Likewise.
10023 * config/rs6000/crtsavfpr.asm: Likewise.
10025 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
10026 argument of DWARF2_FRAME_REG_OUT macros.
10028 2009-06-03 Julian Brown <julian@codesourcery.com>
10030 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
10031 words or less (including TImode) in core registers.
10033 2009-06-03 Richard Guenther <rguenther@suse.de>
10035 PR middle-end/40328
10036 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
10038 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
10040 * statistics.c (statistics_counter_event): Do not record event
10041 in pass dump if its number == -1.
10042 (curr_statistics_hash): Add assert that we never get passes
10043 with static number == -1.
10045 2009-06-03 Richard Guenther <rguenther@suse.de>
10046 Andrey Belevantsev <abel@ispras.ru>
10048 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
10049 non-BLKmode arrays addressable.
10051 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
10053 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
10054 * config/m68k/m68k.h: ... here.
10055 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
10058 2009-06-03 Martin Jambor <mjambor@suse.cz>
10060 PR tree-optimization/40323
10061 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
10064 2009-06-03 Richard Guenther <rguenther@suse.de>
10066 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10069 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
10071 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10072 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
10073 JUMP_TABLE_DATA_P where applicable.
10074 * config/sh/sh.c: Ditto.
10075 * config/sh/sh.h: Ditto.
10076 * config/sh/sh.md: Ditto.
10077 * config/sh/symbian.c: Ditto.
10079 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
10081 * config/i386/driver-i386.c (describe_cache): Optimize
10082 concatenation of strings. Use snprintf instead of sprintf.
10083 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
10084 target when not compiling with GCC.
10086 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
10088 * config/sh/sh.c: Revert last change.
10089 (sh_expand_epilogue): Emit a blockage insn before the frame
10090 pointer adjustment unconditionally.
10092 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10094 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
10095 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
10096 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
10097 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
10098 to COLLECT_GCC_OPTIONS.
10100 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10102 * collect2.c (target_system_root): New variable.
10103 (main): Handle --sysroot=.
10104 (ignore_library): Strip the sysroot from the library path.
10106 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10108 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
10109 (collect2.o): Depend on collect2-aix.h.
10110 (collect2-aix.o): New rule.
10111 * collect2-aix.h: New file.
10112 * collect2-aix.c: Likewise.
10113 * collect2.c: Include collect2-aix.h. Don't undefine
10114 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
10115 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
10116 Use TARGET_AIX_VERSION instead of _AIX51.
10117 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
10118 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
10119 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
10120 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
10121 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
10123 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10125 * collect2.c (ignore_library): Avoid premature post-increment
10126 and null deference.
10128 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10130 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
10131 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
10132 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
10133 CROSS_DIRECTORY_STRUCTURE too.
10134 (LINK_LIBG_SPEC): Likewise.
10135 (LIB_SPEC): Add %R to sysroot paths.
10136 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
10137 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
10138 * config/rs6000/aix51.h: As for aix43.h.
10139 * config/rs6000/aix52.h: Likewise.
10140 * config/rs6000/aix53.h: Likewise.
10141 * config/rs6000/aix61.h: Likewise.
10142 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
10143 to the beginning of sysroot paths.
10145 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10147 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
10148 INSN_LISTs that are out of the REG_NOTE range.
10150 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10152 * loop-unroll.c (struct iv_to_split): Add pointer to next.
10153 (struct var_to_expand): Likewise.
10154 (struct opt_info): Add head and tail for linked lists of the above.
10155 (analyze_insn_to_expand_var): Initialize next.
10156 (analyze_iv_to_split_insn): Likewise.
10157 (analyze_insns_in_loop): Create linked lists.
10158 (allocate_basic_variable): Simplify for use without hash table.
10159 (insert_var_expansion_initialization): Likewise, make it type-safer.
10160 (combine_var_copies_in_loop_exit): Likewise.
10161 (apply_opt_in_copies): Walk lists rather than hash tables.
10162 (release_var_copies): Simplified and inlined by hand into...
10163 (free_opt_info): ... this function.
10165 2009-06-02 Richard Guenther <rguenther@suse.de>
10167 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10170 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10172 * cfgexpand.c (gimple_expand_cfg): Discard the source location
10173 only for builtins that are not overridden.
10175 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10177 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
10180 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10182 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
10184 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10186 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10188 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10190 * common.opt (fdump-unnumbered-links): New.
10191 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10192 * print-rtl.c (flag_dump_unnumbered_links): New.
10193 (print_rtx): Test it.
10195 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10197 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10198 push/pop multiple to 8-byte alignment.
10200 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10202 * config/i386/i386.c (queued_cfa_restores): New static variable.
10203 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10205 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10206 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10207 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10208 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10209 note unconditionally.
10210 (ix86_emit_restore_regs_using_mov): Likewise.
10211 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10212 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10213 it through to ix86_emit_restore_reg_using_pop.
10214 (ix86_emit_leave): Add RED_OFFSET argument. Call
10215 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10216 instead of adding REG_CFA_OFFSET note unconditionally.
10217 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10218 the above functions. Call ix86_add_queued_cfa_restore_notes when
10221 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10222 force output of the label even for dwarf2out_do_cfi_asm.
10223 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10224 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10225 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10227 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10228 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10229 dwarf2out_cfi_label callers.
10230 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10231 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10232 Adjust dwarf2out_cfi_label callers.
10233 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10235 * config/i386/i386.h (struct machine_cfa_state,
10236 struct machine_function): Guard with ifndef USED_FOR_TARGET
10237 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10240 * emutls.c (__emutls_get_address): Change arr->size to mean number
10241 of allocated arr->data entries instead of # of slots + 1.
10243 PR middle-end/40316
10244 * recog.c (peep2_reinit_state): New function.
10245 (peephole2_init_state): Use it at the end of a basic block and also
10246 when seeing a RTX_FRAME_RELATED_P insn.
10248 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10250 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10251 fixuns_truncrfdi2): New.
10252 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10253 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10254 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10255 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10256 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10257 *recip_approx): Remove.
10258 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10259 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10260 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10262 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10265 2009-06-01 Ian Lance Taylor <iant@google.com>
10267 * attribs.c (register_attribute): Use CONST_CAST.
10268 * collect2.c (main): Use CONST_CAST2.
10269 (scan_prog_file): Likewise.
10270 * gcc.c (process_command, main): Likewise.
10271 * toplev.c (toplev_main): Likewise.
10273 * c-typeck.c (handle_warn_cast_qual): New static function,
10274 partially broken out of build_c_cast.
10275 (build_c_cast): Call handle_warn_cast_qual.
10276 * doc/invoke.texi (Warning Options): Document new effect of
10279 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10281 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10282 (diagnostic_report_current_module): Print columns.
10283 * common.opt (flag_show_column): Enable by default.
10285 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10287 * alias.c (find_base_term): Check for NULL term before returning.
10289 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10291 Revert due to PR40320:
10292 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10293 * calls.c (emit_library_call_value_1): Don't force_operand for move
10296 2009-06-01 Olivier Hainque <hainque@adacore.com>
10297 Eric Botcazou <ebotcazou@adacore.com>
10299 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10300 to be processed as a bitfield for constructor output purposes.
10301 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10303 * varasm.c (oc_local_state): New type, output_constructor
10304 local state to support communication with helpers.
10305 (oc_outer_state): New type, output_constructor outer state of
10306 relevance in recursive calls.
10307 (output_constructor_array_range): New output_constructor helper,
10308 extracted code for an array range element.
10309 (output_constructor_regular_field): New output_constructor helper,
10310 extracted code for an element that is not a bitfield.
10311 (output_constructor_bitfield): New output_constructor helper,
10312 extracted code for a bitfield element. Accept an OUTER state
10313 argument for recursive processing. Recurse on record or array
10314 CONSTRUCTOR values, possibly past noop conversions.
10315 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10316 VALUE is a valid constant-valued expression for use in a static
10317 bit-field initializer.
10318 (output_constructor): Rework to use helpers. Accept and honor an
10319 OUTER state argument for recursive calls. Return total size. Be
10320 prepared for nested constructors initializing bitfields.
10321 (output_constant): Feed OUTER in calls to output_constructor.
10323 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10325 * calls.c (emit_library_call_value_1): Don't force_operand for move
10328 2009-06-01 Nick Clifton <nickc@redhat.com>
10330 * doc/invoke.texi (IA-64 Options): Fix typo.
10332 2009-06-01 Ira Rosen <irar@il.ibm.com>
10334 PR tree-optimization/39129
10335 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10337 (vect_do_peeling_for_loop_bound): Use
10338 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10339 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10340 (vect_loop_versioning): Likewise.
10341 (vect_create_cond_for_alias_checks): Fix indentation.
10342 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10344 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10345 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10346 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10347 "control flow in loop".
10348 (vect_estimate_min_profitable_iters): Use
10349 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10350 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10351 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10352 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10353 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10354 statement belongs to a group of strided accesses with the exact code
10356 (vectorizable_load): Likewise.
10357 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10358 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10360 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10362 * config/freebsd-stdint.h: New file.
10363 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10364 Add freebsd-stdint.h to tm_file.
10366 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10368 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10369 (thumb2_extendhidi2): Likewise.
10371 2009-05-31 Ian Lance Taylor <iant@google.com>
10373 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10375 2009-05-31 Ian Lance Taylor <iant@google.com>
10377 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10378 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10379 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10381 2009-05-31 Jason Merrill <jason@redhat.com>
10383 * tree-pretty-print.c (print_call_name): Take the callee, not the
10384 call itself. Make non-static. Use dump_function_name for functions.
10385 (dump_generic_node): Adjust.
10386 * diagnostic.h: Declare print_call_name.
10387 * gimple-pretty-print.c (dump_gimple_call): Use it.
10389 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10391 * config/sh/sh.md (ashldi3_std): New define_expand.
10394 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10397 * config/sh/sh.c: Include debug.h.
10398 (sh_expand_epilogue): Emit a blockage insn before the frame
10399 pointer adjustment also when dwarf2out_do_frame returns true.
10401 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10403 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10404 (thumb2_extendqidi2): New pattern.
10406 2009-05-31 Ira Rosen <irar@il.ibm.com>
10408 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10409 mark phis for renaming.
10410 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10411 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10412 Call mark_sym_for_renaming.
10413 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10414 * tree-vect-loop.c (vect_transform_loop): Remove
10415 vect_memsyms_to_rename initialization and a call to
10416 mark_set_for_renaming.
10418 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10420 PR middle-end/40304
10421 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10422 frame related even if !set_cfa && style < 0.
10424 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10426 * config/i386/mingw-tls.c: New file.
10427 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10428 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10429 defining _WIN32 but not __CYGWIN__.
10431 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10433 * configure.ac: Add MPC support.
10435 * config.in, configure: Regenerate.
10437 2009-05-29 Richard Henderson <rth@redhat.com>
10439 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10440 NOTE_INSN_BASIC_BLOCK.
10441 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10442 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10443 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10445 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10447 (add_cfi): Disable check redefining cfa away from drap.
10448 (lookup_cfa_1): Add remember argument; handle remember/restore.
10449 (lookup_cfa): Pass remember argument.
10450 (cfa_remember): New.
10451 (compute_barrier_args_size_1): Remove sibcall check.
10452 (dwarf2out_frame_debug_def_cfa): New.
10453 (dwarf2out_frame_debug_adjust_cfa): New.
10454 (dwarf2out_frame_debug_cfa_offset): New.
10455 (dwarf2out_frame_debug_cfa_register): New.
10456 (dwarf2out_frame_debug_cfa_restore): New.
10457 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10458 (dwarf2out_begin_epilogue): New.
10459 (dwarf2out_frame_debug_restore_state): New.
10460 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10461 DW_CFA_restore_state.
10462 (output_cfi_directive): Likewise.
10463 (convert_cfa_to_fb_loc_list): Likewise.
10464 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10465 * dwarf2out.h: Update.
10466 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10467 (copy_insn_1): Early out for null.
10468 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10469 and dwarf2out_frame_debug_restore_state.
10470 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10471 (prologue_insn_hash, epilogue_insn_hash): New.
10472 (free_after_compilation): Adjust freeing accordingly.
10473 (record_insns): Create hash table if needed; push insns into
10474 hash instead of array.
10475 (maybe_copy_epilogue_insn): New.
10476 (contains): Search hash table instead of array.
10477 (sibcall_epilogue_contains): Remove.
10478 (thread_prologue_and_epilogue_insns): Split eh_return insns
10479 and mark them as epilogues.
10480 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10481 scanning in terms of basic blocks.
10482 * insn-notes.def (CFA_RESTORE_STATE): New.
10483 * jump.c (returnjump_p_1): Accept EH_RETURN.
10484 (eh_returnjump_p_1, eh_returnjump_p): New.
10485 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10486 CFA_REGISTER, CFA_RESTORE): New.
10487 * rtl.def (EH_RETURN): New.
10488 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10490 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10491 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10493 * config/i386/i386.c (gen_push): Update cfa state.
10494 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10495 add a CFA_ADJUST_CFA note.
10496 (ix86_dwarf_handle_frame_unspec): Remove.
10497 (ix86_expand_prologue): Update cfa state.
10498 (ix86_emit_restore_reg_using_pop): New.
10499 (ix86_emit_restore_regs_using_pop): New.
10500 (ix86_emit_leave): New.
10501 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10502 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10503 * config/i386/i386.h (struct machine_cfa_state): New.
10504 (ix86_cfa_state): New.
10505 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10506 (eh_return_internal): Merge from eh_return_<mode>,
10507 use eh_return rtx, split w/ epilogue.
10509 2009-05-29 Ian Lance Taylor <iant@google.com>
10511 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10513 * calls.c (emit_library_call_value_1): Likewise.
10515 * c-typeck.c (c_build_va_arg): New function.
10516 * c-tree.h (c_build_va_arg): Declare.
10517 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10518 instead of build_va_arg.
10520 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10522 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10523 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10524 (ptr_difference_cost): Use affine combinations to compute it.
10525 (difference_cost): Likewise.
10526 (get_computation_cost_at): Compute more accurate cost for addresses
10527 if the ratio is a multiplier allowed in addresses.
10528 For non-addresses, consider that an additional offset or symbol is
10531 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10533 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10534 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10536 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10537 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10538 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10540 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10541 to 1 for TYPE_SSE{IADD1,CVT1}.
10542 (prefix_vex_imm8): Removed.
10543 (length_vex): Only pass 1 as second argument to
10544 ix86_attr_length_vex_default if prefix_extra is 0.
10545 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10546 (length): For prefix vex computation use length_immediate
10547 attribute instead of prefix_vex_imm8.
10548 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10549 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10550 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10551 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10552 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10553 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10554 a space in between the operands.
10555 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10556 if one operand is 0xff and the other one si, di, bp or sp.
10557 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10558 other one si, di, bp or sp.
10559 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10560 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10561 type and mode attributes.
10562 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10563 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10564 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10565 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10566 prefix_data16 attribute iff MODE_DF.
10567 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10568 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10569 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10570 constm128_operand in length_immediate computation.
10571 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10572 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10573 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10574 length_immediate attribute to 1.
10575 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10576 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10577 for certain alternatives.
10578 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10579 prefix_data16 attribute if MODE_V1DF.
10580 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10581 length_immediate to 1.
10582 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10583 length_address to 4, set mode attribute to MODE_DI.
10584 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10585 (fxam<mode>2_i387): Set length attribute to 4.
10586 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10587 *prefetch_3dnow_rex): Override length_address attribute.
10588 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10590 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10591 (constm128_operand): Removed.
10592 * config/i386/i386.c (memory_address_length): For
10593 disp && !index && !base in 64-bit mode account for SIB byte if
10594 print_operand_address can't optimize disp32 into disp32(%rip)
10595 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10596 for fs: or gs: segment.
10597 (ix86_attr_length_immediate_default): When checking if shortform
10598 is possible, truncate immediate to the length of the non-shortened
10600 (ix86_attr_length_address_default): Ignore MEM_P operands
10602 (ix86_attr_length_vex_default): Only check for DImode on
10603 GENERAL_REG_P operands.
10604 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10605 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10606 (sse_cvttps2pi): Clear prefix_rep attribute.
10607 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10609 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10610 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10611 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10612 iff operand 2 is const_int_operand.
10613 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10614 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10615 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10617 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10619 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10620 prefix_data16 attribute for movlpd and movhpd instructions.
10621 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10622 length_immediate for shufpd instruction.
10623 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10624 (avx_cmpp<avxmodesuffixf2c><mode>3,
10625 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10626 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10627 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10628 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10629 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10630 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10631 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10632 prefix_data16 attribute for the first alternative to 1.
10633 (*avx_loadlps): Override length_immediate for the first alternative.
10634 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10635 attributes for second alternative.
10636 (*vec_concatv2sf_sse4_1): Override length_immediate and
10637 prefix_data16 attributes for second alternative.
10638 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10639 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10640 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10641 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10642 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10643 prefix_data16 and length_immediate to 1.
10644 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10646 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10647 prefix_extra attribute for variants that don't have 0f prefix alone.
10648 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10649 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10650 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10651 *sse4_1_pextrd): Set length_immediate to 1.
10652 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10653 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10655 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10656 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10657 length_immediate to 1 for second alternative.
10658 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10659 prefix_extra and length_immediate attributes for the first
10661 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10663 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10664 to 1 for the first and third alternative.
10665 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10667 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10669 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10671 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10672 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10673 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10674 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10675 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10676 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10677 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10678 ssse3_psign<mode>3): Override prefix_rex attribute.
10679 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10680 (ssse3_palignrti): Override length_immediate to 1.
10681 (ssse3_palignrdi): Override length_immediate to 1, override
10682 prefix_rex attribute.
10683 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10684 (sse4a_extrqi): Override length_immediate to 2.
10685 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10686 (sse4a_insertq): Override prefix_data16 to 0.
10687 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10688 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10689 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10690 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10691 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10692 and length_immediate to 1.
10693 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10694 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10695 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10696 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10697 and length_immediate to 1.
10698 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10699 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10700 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10701 avx_ptest256): Override prefix_extra to 1.
10702 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10703 Override prefix_data16 and length_immediate to 1.
10704 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10705 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10706 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10707 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10708 prefix_data16 to 0 and prefix_extra to 2.
10709 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10710 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10712 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10713 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10714 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10715 and prefix_extra to 2.
10716 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10717 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10718 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10719 avx_vpermilvar<mode>3,
10720 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10721 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10722 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10723 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10724 Override prefix_extra to 1.
10725 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10726 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10727 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10728 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10729 prefix_extra and length_immediate to 1.
10730 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10732 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10733 to 1 for the first alternative.
10734 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10735 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10737 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10738 *movv2sf_internal_avx, *movv2sf_internal): Override
10739 prefix_rep attribute for certain alternatives.
10740 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10741 attributes for certain alternatives.
10742 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10743 attributes for certain alternatives.
10744 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10745 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10746 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10747 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10748 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10749 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10750 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10751 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10752 length_immediate to 1 if operand 2 is const_int_operand.
10753 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10754 *vec_extractv2si_1): Set length_immediate attribute to 1.
10755 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10756 using old 3DNOW insn rather than SSE/3DNOW_A.
10757 (mmx_emms, mmx_femms): Clear modrm attribute.
10759 2009-05-29 Martin Jambor <mjambor@suse.cz>
10761 * tree-sra.c: New implementation of SRA.
10763 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10764 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10765 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10766 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10767 (SRA_MAX_STRUCTURE_COUNT): Removed.
10768 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10769 * doc/invoke.texi (sra-max-structure-size): Removed.
10770 (sra-field-structure-ratio): Removed.
10772 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10774 PR middle-end/40291
10775 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10778 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10780 PR rtl-optimization/40101
10781 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10782 seqno. Adjust comment.
10783 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10784 inserting bookkeeping before a jump, the jump is not scheduled.
10785 When no positive seqno found, provide a value. Add comment.
10787 2009-05-29 Richard Guenther <rguenther@suse.de>
10789 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10790 short-cutting on the first component.
10792 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10794 PR middle-end/39958
10795 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10796 for trees other than decls/types.
10798 2009-05-29 Richard Guenther <rguenther@suse.de>
10800 * tree-ssa-operands.c (get_expr_operands): Do not handle
10801 INDIRECT_REFs in the handled-component case. Remove
10802 unused get_ref_base_and_extent case.
10803 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10804 tree_low_cst and host_integerp where possible.
10805 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10806 codes for equivalence.
10807 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10809 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10811 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10812 to tmake_file for i[34567]86-*-cygwin*.
10814 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10817 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10818 (altivec_categorize_keyword, init_vector_keywords,
10819 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10822 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10824 * tree.c (handle_dll_attribute): Check if node is
10825 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10827 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10829 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10831 (thumb2_zero_extendqidi2): Likewise.
10833 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10835 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10836 instead of gen_movrt.
10837 * config/sh/sh.md (movrt): Remove.
10839 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10841 * doc/invoke.texi (IA-64 Options):
10842 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10843 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10844 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10845 -msched-prefer-non-control-spec-insns,
10846 -msched-stop-bits-after-every-cycle,
10847 -msched-count-spec-in-critical-path,
10848 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10849 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10850 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10851 and -msched-spec-verbose.
10853 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10855 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10856 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10858 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10860 2009-05-28 Richard Guenther <rguenther@suse.de>
10862 * tree-ssa-alias.c (ao_ref_init): New function.
10863 (ao_ref_base): Likewise.
10864 (ao_ref_base_alias_set): Likewise.
10865 (ao_ref_alias_set): Likewise.
10866 (refs_may_alias_p_1): Change signature.
10867 (refs_may_alias_p): Adjust.
10868 (refs_anti_dependent_p): Likewise.
10869 (refs_output_dependent_p): Likewise.
10870 (call_may_clobber_ref_p_1): Change signature.
10871 (call_may_clobber_ref_p): Adjust.
10872 (stmt_may_clobber_ref_p_1): New function split out from ...
10873 (stmt_may_clobber_ref_p): ... here.
10874 (maybe_skip_until): Adjust signature.
10875 (get_continuation_for_phi): Likewise.
10876 (walk_non_aliased_vuses): Likewise.
10877 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10878 (ao_ref_init): Declare.
10879 (ao_ref_base): Likewise.
10880 (ao_ref_alias_set): Likewise.
10881 (stmt_may_clobber_ref_p_1): Likewise.
10882 (walk_non_aliased_vuses): Adjust.
10883 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10884 (get_ref_from_reference_ops): remove.
10885 (vn_reference_lookup_2): Adjust signature.
10886 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10887 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10888 (vn_reference_lookup): Adjust.
10889 (vn_reference_insert): Likewise.
10890 (vn_reference_insert_pieces): Adjust signature.
10891 (visit_reference_op_call): Adjust.
10892 * tree-ssa-pre.c (get_expr_type): Simplify.
10893 (phi_translate_1): Adjust.
10894 (compute_avail): Likewise.
10895 (translate_vuse_through_block): Do not re-build trees.
10896 (value_dies_in_block_x): Likewise.
10897 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
10899 (vn_reference_lookup_pieces): Adjust declaration.
10900 (vn_reference_insert_pieces): Likewise.
10902 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
10904 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
10905 with checking disabled.
10907 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
10911 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
10912 macro definition for support of three-operand format aligned
10913 .comm directive in assembler on cygwin/pe/mingw target OS.
10914 * configure: Regenerate.
10915 * config.h: Regenerate.
10917 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
10918 aligned form of .comm directive if -mpe-aligned-commons is in effect.
10919 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
10921 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
10922 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
10924 2009-05-28 Ira Rosen <irar@il.ibm.com>
10926 PR tree-optimization/40254
10927 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
10928 in analysis of basic blocks.
10930 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
10932 PR middle-end/33699
10933 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
10934 * target-def.h (TARGET_CONST_ANCHOR): New macro.
10935 (TARGET_INITIALIZER): Use it.
10936 * cse.c (CHEAPER): Move it up to the other macros.
10937 (insert): Rename this ...
10938 (insert_with_costs): ... to this. Add cost parameters. Update
10940 (insert): New function. Call insert_with_costs.
10941 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
10942 find_reg_offset_for_const, try_const_anchors): New functions.
10943 (cse_insn): Call try_const_anchors. Adjust cost of src_related
10944 when using a const-anchor. Call insert_const_anchors.
10945 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
10946 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
10948 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10950 * tree-inline.c (remap_decls): Enable nonlocalized variables
10951 when not optimizing.
10953 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10955 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
10956 Simplify other tests involving optimize.
10958 2009-05-27 Tom Tromey <tromey@redhat.com>
10960 * unwind-dw2.c (_Unwind_DebugHook): New function.
10961 (uw_install_context): Call _Unwind_DebugHook.
10963 2009-05-27 Tom Tromey <tromey@redhat.com>
10965 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
10967 2009-05-27 Ian Lance Taylor <iant@google.com>
10969 * Makefile.in (LINKER, LINKER_FLAGS): Define.
10970 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
10971 (ALL_LINKERFLAGS): Define.
10972 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
10973 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10974 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
10975 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10976 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
10977 $(LINKER_FOR_BUILD).
10978 (build/gcov-iov$(build_exeext)): Likewise.
10980 2009-05-27 Julian Brown <julian@codesourcery.com>
10982 * gcse.c (target.h): Include.
10983 (can_assign_to_reg_without_clobbers_p): Check that the target allows
10984 copy of argument to a pseudo register.
10986 2009-05-27 Diego Novillo <dnovillo@google.com>
10988 * tree-ssa-live.c (dump_scope_block): Document arguments.
10989 (dump_scope_blocks): Document.
10990 (debug_scope_blocks): New.
10991 * tree-flow.h (debug_scope_blocks): Declare.
10993 2009-05-21 Denis Chertykov <denisc@overta.ru>
10995 * doc/contrib.texi (Contributors): Add myself to the list.
10997 2009-05-27 Olivier Hainque <hainque@adacore.com>
10999 * expr.c (target_align): New function. Alignment the TARGET of an
11000 assignment may be assume to have.
11001 (highest_pow2_factor_for_target): Use it instead of relying on
11002 immediate tree attributes of TARGET, not necessarily honored when
11003 intermediate bitfields are involved.
11005 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
11008 * config/i386/driver-i386.c (host_detect_local_cpu): Support
11009 AVX, SSE4, AES, PCLMUL and POPCNT.
11011 2009-05-27 Diego Novillo <dnovillo@google.com>
11013 * tree-pretty-print.c (dump_location): New.
11014 (dump_generic_node): Call it.
11015 Factor code to handle BLOCK nodes ...
11016 (dump_block_node): ... here.
11018 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
11020 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
11022 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
11024 * gcc-plugin.h: Include config.h and system.h.
11025 (IN_GCC): Define if not defined.
11027 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
11029 PR middle-end/40249
11030 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
11033 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
11035 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
11037 * config/m32r/m32r.h: Ditto.
11038 * config/m32r/m32r.md: Ditto.
11039 * config/m32r/predicates.md: Ditto.
11041 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
11043 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
11045 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
11048 (Loading plugins): typo.
11049 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
11050 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11051 (Interacting with the GCC Garbage Collector): Added new section.
11052 (Giving information about a plugin): Added new section for
11054 * ggc.h (ggc_register_root_tab): Added declaration.
11055 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
11056 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
11057 (register_callback): Improved comment in declaration.
11058 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
11059 (extra_root_vec) Added static variable for dynamic roots registration.
11060 (ggc_register_root_tab) Added new routine.
11061 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
11062 PLUGIN_GGC_MARKING event.
11063 * ggc-zone.c: Include plugin.h.
11064 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11065 * ggc-page.c: Include plugin.h.
11066 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11067 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
11068 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
11069 (register_callback): check lack of callbacks for
11070 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
11071 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
11072 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
11073 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11074 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
11075 dependency on plugin.h.
11076 (plugin.o): Added dependency on ggc.h...
11078 2009-05-26 Richard Guenther <rguenther@suse.de>
11080 PR middle-end/40248
11082 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11083 with mismatched comparison modes.
11085 * expr.c (expand_expr_real_1): Expand the operand of a
11086 VIEW_CONVERT_EXPR in its natural mode.
11088 2009-05-26 Ian Lance Taylor <iant@google.com>
11090 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
11091 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
11092 (ALL_COMPILERFLAGS): Define.
11093 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
11094 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11095 (collect2$(exeext), collect2.o): Likewise.
11096 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
11097 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
11098 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
11099 (libbackend.o, intl.o, cppdefault.o): Likewise.
11100 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11101 (build/%.o): Use $(COMPILER_FOR_BUILD).
11102 (build/gen%$(build_exeext)): Likewise.
11103 (build/gcov-iov$(build_exeext)): LIkewise.
11104 * config/t-darwin (darwin.o): Use $(COMPILER).
11105 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
11106 * config/t-sol2 (sol2-c.o): Likewise.
11107 (sol2.o): Likewise.
11108 * config/t-vxworks (vxworks.o): Likewise.
11109 * config/x-darwin (host-darwin.o): Likewise.
11110 * config/x-hpux (host-hpux.o): Likewise.
11111 * config/x-linux (host-linux.o): Likewise.
11112 * config/x-solaris (host-solaris.o): Likewise.
11113 * config/alpha/x-alpha (driver-alpha.o): Likewise.
11114 * config/arm/t-arm (arm-c.o): Likewise.
11115 * config/arm/t-pe (pe.o): Likewise.
11116 * config/arm/t-wince-pe (pe.o): Likewise.
11117 * config/i386/t-cygming (winnt.o): Likewise.
11118 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
11119 * config/i386/t-cygwin (cygwin1.o): Likewise.
11120 (cygwin2.o): Likewise.
11121 * config/i386/t-i386 (i386-c.o): Likewise.
11122 * config/i386/t-interix (winnt.o): Likewise.
11123 * config/i386/t-netware (netware.o): Likewise.
11124 * config/i386/t-nwld (nwld.o): Likewise.
11125 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
11126 * config/i386/x-i386 (driver-i386.o): Likewise.
11127 * config/i386/x-cygwin (host-cygwin.o): Likewise.
11128 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
11129 * config/ia64/t-ia64 (ia64-c.o): Likewise.
11130 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
11131 * config/mips/x-native (driver-native.o): Likewise.
11132 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
11133 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
11134 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
11135 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
11136 * config/score/t-score-elf (score7.o): Likewise.
11137 (score3.o): Likewise.
11138 * config/sh/t-sh (sh-c.o): Likewise.
11139 * config/sh/t-symbian (sh-c.o): Likewise.
11140 (symbian.o): Likewise.
11141 * config/spu/t-spu-elf (spu-c.o): Likewise.
11142 * config/v850/t-v850 (v850-c.o): Likewise.
11143 * config/v850/t-v850e (v850-c.o): Likewise.
11145 2009-05-26 Richard Guenther <rguenther@suse.de>
11147 PR tree-optimization/40122
11148 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
11149 VECTOR_CSTs if possible.
11150 (fold_gimple_assign): Likewise.
11152 2009-05-26 Richard Guenther <rguenther@suse.de>
11154 PR middle-end/40252
11155 * fold-const.c (fold_binary): Use the correct types for building
11158 2009-05-26 Richard Guenther <rguenther@suse.de>
11160 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
11161 redundant calls to merge_alias_info.
11162 (bump_vector_ptr): Likewise.
11163 * tree-ssa-copy.c (merge_alias_info): Remove.
11164 (replace_exp_1): Remove call to merge_alias_info.
11165 (propagate_tree_value): Likewise.
11166 (fini_copy_prop): Propagate points-to info.
11167 * tree-flow.h (merge_alias_info): Remove.
11169 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11171 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
11173 2009-05-25 Jan Hubicka <jh@suse.cz>
11175 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11176 * cgraph.h (struct inline_summary): New filed self_wize,
11177 size_inlining_benefit, self_time and time_inlining_benefit.
11178 (struct cgraph_global_info): Replace insns by time ans size fields.
11179 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11180 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11181 (ipcp_update_callgraph): Do not touch function bodies.
11182 * ipa-inline.c: Include except.h
11183 (MAX_TIME): New constant.
11184 (overall_insns): Remove.
11185 (leaf_node_p): New.
11186 (overall_size, max_benefit): New static variables.
11187 (cgraph_estimate_time_after_inlining): New function.
11188 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11189 (cgraph_clone_inlined_nodes): Update size.
11190 (cgraph_mark_inline_edge): Update size.
11191 (cgraph_estimate_growth): Use size info.
11192 (cgraph_check_inline_limits): Check size.
11193 (cgraph_default_inline_p): Likewise.
11194 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11195 (cgraph_decide_recursive_inlining): Check size.
11196 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11198 (cgraph_decide_inlining): Likewise.
11199 (cgraph_decide_inlining_incrementally): Likewise; honor
11200 PARAM_EARLY_INLINING_INSNS.
11201 (likely_eliminated_by_inlining_p): New predicate.
11202 (estimate_function_body_sizes): New function.
11203 (compute_inline_parameters): Use it.
11204 * except.c (must_not_throw_labels): New function.
11205 * except.h (must_not_throw_labels): Declare.
11206 * tree-inline.c (init_inline_once): Kill inlining_weigths
11207 * tree-ssa-structalias.c: Avoid uninitialized warning.
11208 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11209 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11210 (PARAM_INLINE_CALL_COST): Remove.
11211 (PARAM_EARLY_INLINING_INSNS): New.
11213 2009-05-25 Richard Guenther <rguenther@suse.de>
11215 PR tree-optimization/36327
11216 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11217 callback for reference translation or lookup at the point of may-defs.
11218 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11219 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11220 for union COMPONENT_REFs.
11221 (vn_reference_lookup_3): New callback. Lookup from memset
11222 and CONSTRUCTOR assignment, translate through struct copies.
11223 (vn_reference_lookup_pieces): Make sure to not free the
11224 passed operands array. Adjust walk_non_aliased_vuses call.
11225 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11226 make sure we do not leak memory.
11228 2009-05-25 Richard Guenther <rguenther@suse.de>
11230 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11231 * tree-inline.c (expand_call_inline): Reset the escaped and
11232 callused solutions.
11233 * tree-ssa-structalias.c (pass_build_ealias): New.
11234 * tree-pass.h (pass_build_ealias): Declare.
11235 * passes.c (init_optimization_passes): Add PTA during
11236 early optimizations.
11237 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11238 and CALLUSED solutions.
11239 (dump_points_to_solution): New function, split out from ...
11240 (dump_points_to_info_for): ... here.
11241 * tree-parloops.c (parallelize_loops): Reset the escaped and
11242 callused solutions.
11244 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11247 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11248 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11250 2009-05-25 Ira Rosen <irar@il.ibm.com>
11252 PR tree-optimization/40238
11253 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11254 statements after basic block's labels.
11255 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11256 to free the allocated memory.
11258 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11260 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11261 return address with a USE.
11263 2009-05-24 Richard Guenther <rguenther@suse.de>
11265 PR middle-end/40233
11266 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11267 array type from the main variant of the inner type.
11269 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11271 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11272 definition to bool (from int) to un-break build.
11273 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11275 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11277 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11278 discard_stmt_changes): Delete.
11279 * tree-ssa-operands.c (scb_stack): Delete.
11280 (init_ssa_operands): Do not initialize it.
11281 (fini_ssa_operands): Do not free it.
11282 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11284 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11285 update_stmt, remove the others. Fix comments.
11286 * tree-dfa.c (optimize_stack_restore): Likewise.
11287 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11288 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11289 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11290 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11292 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11293 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11294 (dom_opt_finalize_block): Likewise, adjusting access to
11296 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11297 (stmts_to_rescan): Change item type to gimple.
11298 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11300 2009-05-24 Ira Rosen <irar@il.ibm.com>
11302 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11303 * tree-pass.h (pass_slp_vectorize): New pass.
11304 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11305 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11306 * tree-vectorizer.c (timevar.h): Include.
11307 (user_vect_verbosity_level): Declare.
11308 (vect_location): Fix comment.
11309 (vect_set_verbosity_level): Update user_vect_verbosity_level
11310 instead of vect_verbosity_level.
11311 (vect_set_dump_settings): Add an argument. Ignore user defined
11312 verbosity if dump flags require higher level of verbosity. Print to
11313 stderr only for loop vectorization.
11314 (vectorize_loops): Update call to vect_set_dump_settings.
11315 (execute_vect_slp): New function.
11316 (gate_vect_slp): Likewise.
11317 (struct gimple_opt_pass pass_slp_vectorize): New.
11318 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11319 access its members.
11320 (vec_info_for_bb): New function.
11321 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11322 (VECTORIZATION_ENABLED): New macro.
11323 (SLP_ENABLED, SLP_DISABLED): Likewise.
11324 (vect_is_simple_use): Add bb_vec_info argument.
11325 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11326 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11327 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11328 vect_schedule_slp, vect_analyze_slp): Likewise.
11329 (vect_analyze_stmt): Add slp_tree argument.
11330 (find_bb_location): Declare.
11331 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11332 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11333 (vect_analyze_loop_operations, vect_analyze_loop,
11334 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11335 vect_finalize_reduction, vectorizable_reduction,
11336 vectorizable_live_operation, vect_transform_loop): Likewise.
11337 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11338 skip evolution analysis if analyzing a basic block.
11339 (dr_analyze_indices): Likewise.
11340 (initialize_data_dependence_relation): Skip the test whether the
11341 object is invariant for basic blocks.
11342 (compute_all_dependences): Skip dependence analysis for data
11343 references in basic blocks.
11344 (find_data_references_in_stmt): Don't fail in case of invariant
11345 access in basic block.
11346 (find_data_references_in_bb): New function.
11347 (find_data_references_in_loop): Move code to
11348 find_data_references_in_bb and add a call to it.
11349 (compute_data_dependences_for_bb): New function.
11350 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11351 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11353 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11354 unknown dependence in basic block and fail in case of dependence in
11356 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11357 dependence instances from either loop or basic block vectorization
11359 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11360 before calling nested_in_vect_loop_p.
11361 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11362 dependence instances from either loop or basic block vectorization
11364 (vect_verify_datarefs_alignment): Likewise.
11365 (vect_enhance_data_refs_alignment): Adjust function calls.
11366 (vect_analyze_data_refs_alignment): Likewise.
11367 (vect_analyze_group_access): Fix printing. Skip different checks if
11368 DR_STEP is 0. Keep strided stores either in loop or basic block
11369 vectorization data structure. Fix indentation.
11370 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11372 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11373 dependence instances from either loop or basic block vectorization
11375 (vect_analyze_data_refs): Update comment. Call
11376 compute_data_dependences_for_bb to analyze basic blocks.
11377 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11378 case of loop vectorization. In case of basic block vectorization use
11379 data-ref itself as a base.
11380 (vect_create_data_ref_ptr): In case of basic block vectorization:
11381 don't advance the pointer, add new statements before the current
11382 statement. Adjust function calls.
11383 (vect_supportable_dr_alignment): Support only aligned accesses in
11384 basic block vectorization.
11385 * common.opt (ftree-slp-vectorize): New flag.
11386 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11387 (vect_pattern_recog_1): Likewise.
11388 * tree-vect-stmts.c (process_use): Likewise.
11389 (vect_init_vector): Add new statements in the beginning of the basic
11390 block in case of basic block SLP.
11391 (vect_get_vec_def_for_operand): Adjust function calls.
11392 (vect_finish_stmt_generation): Likewise.
11393 (vectorizable_call): Add assert that it is loop vectorization, adjust
11395 (vectorizable_conversion, vectorizable_assignment): Likewise.
11396 (vectorizable_operation): In case of basic block SLP, take
11397 vectorization factor from statement's type and skip the relevance
11398 check. Adjust function calls.
11399 (vectorizable_type_demotion): Add assert that it is loop
11400 vectorization, adjust function calls.
11401 (vectorizable_type_promotion): Likewise.
11402 (vectorizable_store): Check for outer loop only in case of loop
11403 vectorization. Adjust function calls. For basic blocks, skip the
11404 relevance check and don't advance pointers.
11405 (vectorizable_load): Likewise.
11406 (vectorizable_condition): Add assert that it is loop vectorization,
11407 adjust function calls.
11408 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11409 that it is not reduction, get vector type, call only supported
11410 functions, skip loop specific parts.
11411 (vect_transform_stmt): Check for outer loop only in case of loop
11413 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11414 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11415 for external definition.
11416 * passes.c (pass_slp_vectorize): New pass.
11417 * tree-vect-slp.c (find_bb_location): New function.
11418 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11419 check for patterns only in loops.
11420 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11421 case of multiple types in basic block SLP.
11422 (vect_mark_slp_stmts_relevant): New function.
11423 (vect_supported_load_permutation_p): Fix comment.
11424 (vect_analyze_slp_instance): Add argument. In case of basic block
11425 SLP, take vectorization factor from statement's type, check that
11426 unrolling factor is 1. Adjust function call. Save SLP instance in
11427 either loop or basic block vectorization structure. Return FALSE,
11429 (vect_analyze_slp): Add argument. Get strided stores groups from
11430 either loop or basic block vectorization structure. Return FALSE
11431 if basic block SLP failed.
11432 (new_bb_vec_info): New function.
11433 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11434 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11435 (vect_schedule_slp): Add argument. Get SLP instances from either
11436 loop or basic block vectorization structure. Set vectorization factor
11437 to be 1 for basic block SLP.
11438 (vect_slp_transform_bb): New function.
11439 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11441 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11443 * final.c (shorten_branches): Do not align labels for jump tables.
11444 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11446 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11448 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11449 Remove outdated reference to flow.c and fix nits.
11450 * doc/gccint.texi: Tweak RTL description.
11451 * doc/rtl.texi: Likewise.
11453 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11455 * config/avr/avr.c: Change my email address.
11456 * config/avr/avr.h: Likewise.
11457 * config/avr/avr.md: Likewise.
11458 * config/avr/avr-protos.h: Likewise.
11459 * config/avr/libgcc.S: Likewise.
11461 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11463 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11464 (spu_split_load, spu_split_store): Change return type to int.
11465 (spu_split_convert): Declare.
11466 * config/spu/predicates.md (spu_mem_operand): Remove.
11467 (spu_mov_operand): Update.
11468 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11469 * config/spu/spu.c (regno_aligned_for_load): Remove.
11470 (reg_aligned_for_addr, spu_expand_load): Define.
11471 (spu_expand_extv): Reimplement and handle MEM.
11472 (spu_expand_insv): Handle MEM.
11473 (spu_sched_reorder): Handle insn's with length 0.
11474 (spu_legitimate_address_p): Reimplement.
11475 (store_with_one_insn_p): Return TRUE for any mode with size
11476 larger than 16 bytes.
11477 (address_needs_split): Define.
11478 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11480 (spu_convert_move): Define.
11481 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11482 (spu_split_store): Change all MEM's to TImode.
11483 (spu_init_expanders): Preallocate registers that correspond to
11484 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11486 (spu_split_convert): Define.
11487 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11488 (_move<mode>, _movdi, _movti): Update predicate and condition.
11489 (load, store): Change to define_split.
11490 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11492 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11493 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11494 define_insn_and_split of lshr<mode>3.
11495 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11496 (<v>ashr<mode>3_imm): Define.
11497 (extv, extzv, insv): Allow MEM operands.
11498 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11499 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11500 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11501 (_spu_convert2): Change to define_insn_and_split and remove the
11502 corresponding define_peephole2.
11503 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11504 Change predicates to memory_operand.
11506 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11508 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11510 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11512 PR tree-optimization/40219
11513 * tree.c (iterative_hash_expr): Make sure the builtin function is
11514 a normal builtin function and not a front end or back end builtin
11515 before indexing into the built_in_decls array.
11517 2009-05-22 Richard Guenther <rguenther@suse.de>
11519 PR middle-end/38964
11520 * alias.c (write_dependence_p): Do not use TBAA for answering
11521 anti-dependence or output-dependence.
11522 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11523 (emit_pointer_definition): Remove.
11524 (emit_alias_warning): Likewise.
11525 (find_what_var_points_to): Remove TBAA pruning code.
11526 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11528 (compute_points_to_sets): Remove code computing the set of
11529 dereferenced pointers.
11530 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11531 oracle for querying anti and output dependencies.
11532 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11533 if TBAA may be applied.
11534 (refs_anti_dependent_p): New function.
11535 (refs_output_dependent_p): Likewise.
11536 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11537 (refs_output_dependent_p): Likewise.
11538 * doc/tree-ssa.texi (Memory model): New section.
11539 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11540 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11541 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11542 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11543 * expr.c (expand_expr_real_1): Likewise.
11544 * gimple-low.c (lower_stmt): Likewise.
11545 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11546 (dump_gimple_cdt): Remove.
11547 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11548 (gimple_size): Likewise.
11549 (walk_gimple_op): Likewise.
11550 (is_gimple_stmt): Likewise.
11551 (walk_stmt_load_store_addr_ops): Likewise.
11552 (gimple_build_cdt): Remove.
11553 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11554 * gimple.h (gimple_cdt_new_type): Remove.
11555 (gimple_cdt_new_type_ptr): Likewise.
11556 (gimple_cdt_set_new_type): Likewise.
11557 (gimple_cdt_location): Likewise.
11558 (gimple_cdt_location_ptr): Likewise.
11559 (gimple_cdt_set_location): Likewise.
11560 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11561 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11562 GIMPLE_CHANGE_DYNAMIC_TYPE.
11563 (verify_types_in_gimple_stmt): Likewise.
11564 * tree-inline.c (estimate_num_insns): Likewise.
11565 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11566 (copy_decl_to_var): Likewise.
11567 (copy_result_decl_to_var): Likewise.
11568 * tree-pretty-print.c (dump_generic_node): Do not handle
11569 CHANGE_DYNAMIC_TYPE_EXPR.
11570 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11571 * tree-ssa-operands.c (get_expr_operands): Likewise.
11572 * tree-ssa-structalias.c (struct variable_info): Remove
11573 no_tbaa_pruning member.
11574 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11575 (unify_nodes): Do not copy it.
11576 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11577 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11578 (set_uids_in_ptset): Do not check it.
11579 (find_what_var_points_to): Likewise.
11580 (compute_tbaa_pruning): Remove.
11581 (compute_points_to_sets): Do not call it.
11582 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11583 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11584 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11585 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11586 (DECL_NO_TBAA_P): Likewise.
11587 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11588 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11589 (expand_omp_atomic_pipeline): Do not set it.
11590 * print-tree.c (print_node): Do not dump it.
11591 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11594 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11597 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11600 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11602 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11605 2009-05-22 Ben Elliston <bje@au.ibm.com>
11607 * Makefile.in (bversion.h, s-bversion): New targets.
11608 (TOPLEV_H): Add bversion.h.
11609 * toplev.h: Include "bversion.h".
11610 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11611 the __format__ attribute only if compiling with the same version
11612 of GCC as the sources (the "build version").
11614 2009-05-22 Ben Elliston <bje@au.ibm.com>
11616 * c-format.c (handle_format_attribute): Fix comment typo.
11618 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11621 * config/ia64/ia64.opt (mfused-madd): New.
11622 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11623 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11624 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11625 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11626 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11627 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11628 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11629 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11630 instruction if !TARGET_FUSED_MADD.
11631 (fpma, fpms): Remove colon from name.
11633 2009-05-22 Richard Guenther <rguenther@suse.de>
11635 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11636 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11637 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11639 (create_expression_by_pieces): Only convert if necessary.
11640 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11641 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11643 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11645 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11646 regular pattern from a template and rename it ...
11647 (*extzv_truncsi_exts): ... to this.
11649 2009-05-21 Richard Guenther <rguenther@suse.de>
11651 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11652 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11653 (cgraph_default_inline_p): Likewise.
11654 (cgraph_decide_inlining_incrementally): Likewise.
11656 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11657 Uros Bizjak <ubizjak@gmail.com>
11659 * config/i386/cpuid.h (bit_MOVBE): New.
11661 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11663 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11664 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11665 (ix86_handle_option): Handle OPT_mmovbe.
11666 (ix86_target_string): Add -mmovbe.
11667 (pta_flags): Add PTA_MOVBE.
11668 (processor_alias_table): Add PTA_MOVBE to "atom".
11669 (override_options): Handle PTA_MOVBE.
11671 * config/i386/i386.h (TARGET_MOVBE): New.
11673 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11674 (*bswapsi_movbe): New.
11675 (*bswapdi_movbe): Likewise.
11676 (bswapdi2): Renamed to ...
11677 (*bswapdi_1): This.
11678 (bswapdi2): New expander.
11680 * config/i386/i386.opt (mmovbe): New.
11682 * doc/invoke.texi: Document -mmovbe.
11684 2009-05-21 Taras Glek <tglek@mozilla.com>
11686 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11687 * gcc-plugin.h (plugin_init): Updated signature.
11688 * gcc-plugin.h (plugin_name_args): Moved to this header.
11689 * doc/plugins.texi (plugin_init): Updated documention to reflect
11691 * doc/plugins.texi (plugin_name_args): Added to documention.
11693 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11695 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11696 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11698 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11700 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11701 JUMP_TABLE_DATA_P predicates where applicable.
11702 * config/i386/predicates.md: Ditto.
11703 * config/i386/sse.md: Ditto.
11705 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11707 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11708 operand2 -128 override length_immediate attribute to 1.
11709 * config/i386/predicates.md (constm128_operand): New predicate.
11711 * config/i386/i386.c (memory_address_length): Handle %r12
11712 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11714 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11715 mode look through optional ZERO_EXTEND and SUBREG.
11716 * config/i386/i386.md (R12_REG): New define_constant.
11717 (prefix_data16): For sse unit set also for MODE_TI insns.
11718 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11719 insns set if operand 1 is ext_QIreg_operand.
11720 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11721 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11723 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11724 mode from MODE_DI to MODE_SI.
11725 (movdi_1_rex64): Override modrm and length_immediate attributes
11726 only for movabs (TYPE_IMOV, alternative 2).
11727 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11728 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11729 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11730 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11731 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11732 prefix_rex attribute if DImode.
11733 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11734 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11735 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11736 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11737 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11738 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11739 Likewise. For TYPE_IMOV clear length_immediate attribute.
11740 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11741 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11742 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11743 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11744 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11745 or one operand TYPE_ISHIFT.
11746 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11747 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11748 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11749 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11750 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11751 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11752 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11753 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11754 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11755 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11756 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11757 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11758 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11759 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11760 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11761 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11762 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11763 set mode attribute, don't override length attribute.
11764 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11766 (return_internal_long): Set length attribute to 2 instead of 1.
11767 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11768 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11769 prefix_rex attribute.
11770 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11772 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11774 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11776 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11778 2009-05-20 Ian Lance Taylor <iant@google.com>
11780 * tree.c (build_tree_list_vec_stat): New function.
11781 (ctor_to_vec): New function.
11782 (build_nt_call_vec): New function.
11783 (build_call_array): Change args to be a const pointer.
11784 (build_call_vec): New function.
11785 * tree.h (build_nt_call_vec): Declare.
11786 (build_tree_list_vec_stat): Declare.
11787 (build_tree_list_vec): Define.
11788 (build_call_array): Update declaration.
11789 (build_call_vec): Declare.
11790 (ctor_to_vec): Declare.
11791 * c-common.c (tree_vector_cache): New static variable.
11792 (make_tree_vector): New function.
11793 (release_tree_vector): New function.
11794 (make_tree_vector_single): New function.
11795 (make_tree_vector_copy): New function.
11796 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11797 (make_tree_vector_single, make_tree_vector_copy): Declare.
11798 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11799 (c_parser_expr_list): Don't manage cache here, instead call
11801 (c_parser_release_expr_list): Remove static function.
11802 (c_parser_vec_to_tree_list): Remove static function.
11803 (c_parser_attributes): Call build_tree_list_vec instead of
11804 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11805 c_parser_release_expr_list.
11806 (c_parser_postfix_expression_after_primary): Likewise.
11807 (c_parser_objc_keywordexpr): Likewise.
11809 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11811 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11812 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11813 TARGET_CONVERT_TO_TYPE.
11814 * hooks.c (hook_tree_const_tree_null): Define.
11815 * hooks.h (hook_tree_const_tree_null): Declare.
11816 * target.h (struct gcc_target): Add invalid_parameter_type,
11817 invalid_return_type, promoted_type, and convert_to_type fields.
11818 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11819 (TARGET_INVALID_RETURN_TYPE): Define.
11820 (TARGET_PROMOTED_TYPE): Define.
11821 (TARGET_CONVERT_TO_TYPE): Define.
11822 (TARGET_INITIALIZER): Update for new fields.
11823 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11824 (grokparms): Check targetm.invalid_parameter_type.
11825 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11826 * c-convert.c (convert): Check targetm.convert_to_type.
11828 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11830 * config/mips/mips.md (*extenddi_truncate<mode>,
11831 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11833 (*extendhi_truncateqi): New define_insn_and_sptit.
11835 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11837 PR middle-end/40204
11838 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11839 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11841 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11843 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11844 the operand of VIEW_CONVERT_EXPR.
11846 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11848 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11849 extended family and model for Intel processors. Support Intel Atom.
11851 2009-05-20 Olivier Hainque <hainque@adacore.com>
11853 * gstab.h (stab_code_type): Define, to be used instead of the
11854 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11856 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11857 occurrences by stab_code_type.
11858 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11860 2009-05-20 Martin Jambor <mjambor@suse.cz>
11862 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11863 (sra_insert_before): Likewise.
11864 (sra_insert_after): Likewise.
11865 (sra_init_cache): Likewise.
11866 (sra_type_can_be_decomposed_p): Likewise.
11867 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11868 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11869 (sra_insert_before): Likewise.
11870 (sra_insert_after): Likewise.
11871 (sra_init_cache): Likewise.
11872 (insert_edge_copies_seq): Made static and moved upwards.
11874 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11877 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11879 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11880 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11883 2009-05-20 Richard Guenther <rguenther@suse.de>
11885 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11886 with mismatched comparison modes.
11888 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11890 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11891 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11892 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11893 with shifts for Thumb2.
11894 (orsi_notsi): New for orn.
11895 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11896 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
11897 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
11898 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
11899 Don't invert remainder for IOR.
11901 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
11903 PR tree-optimization/40087
11904 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
11905 number_of_iterations_ne): Rename never_infinite argument.
11906 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
11907 number_of_iterations_le): Handle pointer-type ivs when
11908 exit_must_be_taken is false.
11909 (number_of_iterations_cond): Do not always assume that
11910 exit_must_be_taken if the control variable is a pointer.
11912 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11914 * c-typeck.c (build_binary_op): Allow % on integal vectors.
11915 * doc/extend.texi (Vector Extension): Document that % is allowed too.
11917 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
11919 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
11920 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
11922 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11925 * c.opt (Wlogical-op): Disabled by default.
11926 * c-opt (c_common_post_options): Do not enable Wlogical-op with
11928 * doc/invoke.texi (Wlogical-op): Likewise.
11930 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
11932 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
11934 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
11935 Propagate the type of the first operand.
11936 <ASSERT_EXPR>: Simplify.
11937 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
11938 Rewrite using the RHS code as discriminant.
11939 <NOP_EXPR>: Turn into CASE_CONVERT.
11940 <PLUS_EXPR>: Propagate the type of the first operand.
11942 2009-05-19 Steve Ellcey <sje@cup.hp.com>
11944 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
11945 (ia64_dconst_0_375): New.
11946 * config/ia64/ia64.c (ia64_override_options): Remove
11947 -minline-sqrt-min-latency warning.
11948 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
11949 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
11950 * config/ia64/ia64.md (*sqrt_approx): Remove.
11951 (sqrtsf2): Remove #if 0.
11952 (sqrtsf2_internal_thr): Rewrite and move to div.md.
11953 (sqrtdf): Remove assert.
11954 (sqrtdf2_internal_thr): Rewrite and move to div.md.
11955 (sqrtxf2): Remove #if 0.
11956 (sqrtxf2_internal_thr): Rewrite and move to div.md.
11957 * div.md (sqrt_approx_rf): New.
11958 (sqrtsf2_internal_thr): New implementation.
11959 (sqrtsf2_internal_lat): New.
11960 (sqrtdf2_internal_thr: New implementation.
11961 (sqrtxf2_internal): New implementation.
11963 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
11964 Hans-Peter Nilsson <hp@axis.com>
11966 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
11967 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
11968 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
11969 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
11970 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
11971 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
11972 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
11973 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
11974 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
11975 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
11976 * c-common.c: ...from here.
11978 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11980 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
11982 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11984 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
11986 2009-05-19 Ben Elliston <bje@au.ibm.com>
11988 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
11989 assignments with memcpy calls.
11990 (add_fdes): Likewise.
11991 (binary_search_unencoded_fdes): Likewise.
11992 (linear_search_fdes): Eliminate type puns.
11994 2009-05-19 Richard Guenther <rguenther@suse.de>
11996 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
11997 not falsely claim to have propagated into all uses.
11999 2009-05-19 Ben Elliston <bje@au.ibm.com>
12001 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
12004 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12006 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
12007 * config/sh/sh.c (sh_legitimate_address_p): Make static.
12008 (TARGET_LEGITIMATE_ADDRESS_P): New.
12009 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12010 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12012 2009-05-18 Dodji Seketeli <dodji@redhat.com>
12015 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
12016 child of the containing namespace's DIE.
12018 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
12020 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
12021 *zero_extendhi_truncqi): Move after the zero_extend patterns.
12022 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
12025 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
12028 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
12029 gen_align with gen_pad.
12030 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
12031 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
12033 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
12034 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
12036 * config/i386/i386.md (align): Renamed to ...
12037 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
12038 ASM_OUTPUT_MAX_SKIP_PAD.
12040 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
12042 * config.gcc: Fix variable syntax.
12045 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
12046 before calling exact_log2.
12047 (output_iorsi3): Likewise.
12048 (output_xorsi3): Likewise.
12050 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12052 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
12053 for the none zero constant operand except for EQ and NE
12054 comprisons even when the first operand is R0.
12056 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
12058 * config/s390/2064.md: Remove trailing whitespaces.
12059 * config/s390/2084.md: Likewise.
12060 * config/s390/constraints.md: Likewise.
12061 * config/s390/fixdfdi.h: Likewise.
12062 * config/s390/libgcc-glibc.ver: Likewise.
12063 * config/s390/s390-modes.def: Likewise.
12064 * config/s390/s390-protos.h: Likewise.
12065 * config/s390/s390.c: Likewise.
12066 * config/s390/s390.h: Likewise.
12067 * config/s390/s390.md: Likewise.
12068 * config/s390/tpf-unwind.h: Likewise.
12070 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12072 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
12074 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12077 * configure.ac (m68k-*-*): Check if binutils support TLS.
12078 * configure: Regenerate.
12079 * config/m68k/predicates.md (symbolic_operand): Extend comment.
12080 * config/m68k/constraints.md (Cu): New constraint.
12081 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
12082 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
12083 (movsi): Handle TLS symbols.
12084 (addsi3_5200): Handle XTLS symbols, indent.
12085 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
12086 (m68k_tls_reference_p): Declare.
12087 (m68k_legitimize_address): Declare.
12088 (m68k_unwrap_symbol): Declare.
12089 * config/m68k/m68k.opt (mxtls): New option.
12090 * config/m68k/m68k.c (ggc.h): Include.
12091 (m68k_output_dwarf_dtprel): Implement hook.
12092 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12093 (m68k_expand_prologue): Load GOT pointer when function needs it.
12094 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
12095 (m68k_legitimate_constant_address_p): Same.
12096 (m68k_decompose_address): Handle TLS references.
12097 (m68k_get_gp): New static function.
12098 (enum m68k_reloc): New contants.
12099 (TLS_RELOC_P): New macro.
12100 (m68k_wrap_symbol): New static function.
12101 (m68k_unwrap_symbol): New function.
12102 (m68k_final_prescan_insn_1): New static function.
12103 (m68k_final_prescan_insn): New function.
12104 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
12106 (legitimize_pic_address): Handle TLS references..
12107 (m68k_tls_get_addr, m68k_get_tls_get_addr)
12108 (m68k_libcall_value_in_a0_p)
12109 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
12110 (m68k_call_m68k_read_tp): Helper variables and functions for ...
12111 (m68k_legitimize_tls_address): Handle TLS references.
12112 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
12114 (m68k_legitimize_address): Handle TLS symbols.
12115 (m68k_get_reloc_decoration): New static function.
12116 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
12118 (m68k_output_dwarf_dtprel): Implement hook.
12119 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
12120 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
12121 m68k_call_* routines.
12122 (sched_attr_op_type): Handle TLS symbols.
12123 (gt-m68k.h): Include.
12124 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
12125 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
12127 2009-05-18 Martin Jambor <mjambor@suse.cz>
12129 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
12130 (visit_store_addr_for_mod_analysis): New function.
12131 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
12132 (determine_cst_member_ptr): Use gimple_assign_single_p.
12133 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
12134 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
12135 operands. Don't check number of operands of a NOP_EXPR.
12137 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
12139 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
12141 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
12144 * c-common.c (warn_logical_operator): Don't warn if one of
12145 expression isn't always true or false.
12147 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
12149 * config/i386/biarch32.h: New file.
12150 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
12152 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
12154 * config/mips/mips.md (*zero_extend<mode>_trunchi,
12155 *zero_extend<mode>_truncqi): Merge these into ...
12156 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
12157 Name the pattern following this as *zero_extendhi_truncqi.
12159 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
12161 PR middle-end/39301
12162 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
12163 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
12164 (output_info): Make field HOST_WIDEST_INT.
12165 (print_statistics): Use HOST_WIDEST_INT_PRINT.
12166 (dump_bitmat_statistics): Same.
12168 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
12170 * config.gcc (use_gcc_stdint): Set to wrap.
12171 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12172 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12173 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12174 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12175 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12176 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12177 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12178 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12180 2009-05-16 Joseph Myers <joseph@codesourcery.com>
12182 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
12184 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
12185 Move definitions earlier.
12186 (OPT_ARCH64, OPT_ARCH32): Define.
12187 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12190 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12193 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12196 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12198 * arm.md (movdi2): Copy non-reg values to DImode registers.
12200 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12203 * final.c (label_to_max_skip): New function.
12204 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12205 CODE_LABEL_NUMBER <= max_labelno.
12206 * output.h (label_to_max_skip): New prototype.
12207 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12208 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12209 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12210 Handle CODE_LABELs with >= 16 byte alignment or with
12211 max_skip == (1 << align) - 1.
12212 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12213 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12216 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12217 .p2align 3 if MAX_SKIP is smaller than 7.
12218 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12220 2009-05-15 Ian Lance Taylor <iant@google.com>
12222 * alias.c (struct alias_set_entry_d): Rename from struct
12223 alias_set_entry. Change all uses.
12224 * except.c (struct call_site_record_d): Rename from struct
12225 call_site_record. Change all uses.
12226 * except.h (struct eh_region_d): Rename from struct eh_region.
12228 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12230 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12231 ivtype_map_elt. Change all uses.
12232 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12234 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12235 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12237 (struct sese_d): Rename from struct sese. Change all uses.
12238 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12239 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12240 * optabs.h (struct optab_d): Rename from struct optab. Change all
12242 (struct convert_optab_d): Rename from struct convert_optab.
12244 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12245 ipa_opt_pass. Change all uses.
12246 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12249 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12250 defined as a typedef.
12251 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12254 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12257 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12259 (merge_ranges): Returns bool.
12260 * tree.h (make_range): .. to here.
12261 (build_range_check): Likewise.
12262 (merge_ranges): Likewise. Renamed from merge_ranges.
12263 * c-typeck.c (parser_build_binary_op): Update calls to
12264 warn_logical_operator.
12265 * c-common.c (warn_logical_operator): Add new warning.
12266 * c-common.h (warn_logical_operator): Update declaration.
12268 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12270 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12272 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12274 * doc/install.texi: Document MPC requirements, flags etc.
12276 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12277 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12278 Evaluate constant arguments.
12279 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12280 (fold_builtin_1): Likewise, also evaluate constant arguments.
12281 Remove superfluous break.
12282 (do_mpc_ckconv): New.
12283 * real.h: Include mpc.h.
12284 * toplev.c (print_version): Output MPC version info if available.
12286 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12288 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12290 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12292 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12295 2009-05-15 Jan Hubicka <jh@suse.cz>
12297 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12298 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12299 (try_inline): Fix return value.
12300 (cgraph_decide_inlining_incrementally): Honor new value.
12301 (cgraph_early_inlining): Handle indirect inlining.
12302 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12304 2009-05-15 Jan Hubicka <jh@suse.cz>
12306 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12307 * cgraphunit.c (cgraph_finalize_function): Set it.
12308 (cgraph_expand_function): Use it.
12310 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12312 * real.c (encode_ieee_half): Define.
12313 (decode_ieee_half): Define.
12314 (ieee_half_format): Define.
12315 (arm_half_format): Define.
12316 * real.h (ieee_half_format): Declare.
12317 (arm_half_format): Declare.
12319 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12321 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12322 swapped, and reversed optabs exist before trying to use them.
12324 2009-05-15 Paul Brook <paul@codesourcery.com>
12325 Sandra Loosemore <sandra@codesourcery.com>
12327 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12328 loads. Allow PRE_DEC.
12329 (output_move_neon): Handle PRE_DEC.
12330 (arm_print_operand): Add 'A' for neon structure loads.
12331 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12332 * config/arm/neon.md (neon_mov): Update comment.
12333 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12335 (Um): New constraint.
12337 2009-05-15 Jan Hubicka <jh@suse.cz>
12339 Revert the following patch until testsuite fallout is fixed:
12340 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12341 * cgraph.h (struct inline_summary): New filed self_wize,
12342 size_inlining_benefit, self_time and time_inlining_benefit.
12343 (struct cgraph_global_info): Replace insns by time ans size fields.
12344 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12345 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12346 (ipcp_update_callgraph): Do not touch function bodies.
12347 * ipa-inline.c: Include except.h
12348 (MAX_TIME): New constant.
12349 (overall_insns): Remove
12350 (overall_size, max_benefit): New static variables.
12351 (cgraph_estimate_time_after_inlining): New function.
12352 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12353 (cgraph_clone_inlined_nodes): Update size.
12354 (cgraph_mark_inline_edge): Update size.
12355 (cgraph_estimate_growth): Use size info.
12356 (cgraph_check_inline_limits): Check size.
12357 (cgraph_default_inline_p): Likewise.
12358 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12359 (cgraph_decide_recursive_inlining): Check size.
12360 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12362 (cgraph_decide_inlining): Likewise.
12363 (cgraph_decide_inlining_incrementally): Likewise; honor
12364 PARAM_EARLY_INLINING_INSNS.
12365 (likely_eliminated_by_inlining_p): New predicate.
12366 (estimate_function_body_sizes): New function.
12367 (compute_inline_parameters): Use it.
12368 * except.c (must_not_throw_labels): New function.
12369 * except.h (must_not_throw_labels): Declare.
12370 * tree-inline.c (init_inline_once): Kill inlining_weigths
12371 * tree-ssa-structalias.c: Avoid uninitialized warning.
12372 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12373 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12374 (PARAM_INLINE_CALL_COST): Remove.
12375 (PARAM_EARLY_INLINING_INSNS): New.
12377 2009-05-15 Richard Guenther <rguenther@suse.de>
12379 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12380 not TODO_update_ssa.
12382 2009-05-15 Richard Guenther <rguenther@suse.de>
12384 PR tree-optimization/39999
12385 * gimple.h (gimple_expr_type): Use the expression type looking
12386 through useless conversions.
12387 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12388 (vn_nary_op_insert_stmt): Likewise.
12389 (simplify_binary_expression): Likewise.
12391 2009-05-15 Richard Guenther <rguenther@suse.de>
12393 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12394 New options, enabled by default.
12395 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12397 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12398 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12399 * tree-ssa-structalias.c (gate_tree_pta): New function.
12400 (pass_build_alias): Use it.
12402 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12404 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12405 recurse on an invariant address if a conversion from a pointer
12406 type to a wider integer type is involved.
12408 2009-05-15 Jan Hubicka <jh@suse.cz>
12410 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12411 * cgraph.h (struct inline_summary): New filed self_wize,
12412 size_inlining_benefit, self_time and time_inlining_benefit.
12413 (struct cgraph_global_info): Replace insns by time ans size fields.
12414 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12415 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12416 (ipcp_update_callgraph): Do not touch function bodies.
12417 * ipa-inline.c: Include except.h
12418 (MAX_TIME): New constant.
12419 (overall_insns): Remove
12420 (overall_size, max_benefit): New static variables.
12421 (cgraph_estimate_time_after_inlining): New function.
12422 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12423 (cgraph_clone_inlined_nodes): Update size.
12424 (cgraph_mark_inline_edge): Update size.
12425 (cgraph_estimate_growth): Use size info.
12426 (cgraph_check_inline_limits): Check size.
12427 (cgraph_default_inline_p): Likewise.
12428 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12429 (cgraph_decide_recursive_inlining): Check size.
12430 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12432 (cgraph_decide_inlining): Likewise.
12433 (cgraph_decide_inlining_incrementally): Likewise; honor
12434 PARAM_EARLY_INLINING_INSNS.
12435 (likely_eliminated_by_inlining_p): New predicate.
12436 (estimate_function_body_sizes): New function.
12437 (compute_inline_parameters): Use it.
12438 * except.c (must_not_throw_labels): New function.
12439 * except.h (must_not_throw_labels): Declare.
12440 * tree-inline.c (init_inline_once): Kill inlining_weigths
12441 * tree-ssa-structalias.c: Avoid uninitialized warning.
12442 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12443 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12444 (PARAM_INLINE_CALL_COST): Remove.
12445 (PARAM_EARLY_INLINING_INSNS): New.
12446 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12447 (inline-call-cost): Remove.
12448 (early-inlining-insns): New.
12450 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12452 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12454 (print_int_cst_bounds_in_octal_p): Likewise.
12455 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12457 * dwarf2out.c (base_type_die): Likewise.
12458 (is_subrange_type): Delete.
12459 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12460 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12461 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12462 if the destination type is boolean.
12463 (build_range_check): Do not special-case subtypes.
12464 (fold_sign_changed_comparison): Likewise.
12465 (fold_unary): Likewise.
12466 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12467 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12468 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12469 * tree.c (subrange_type_for_debug_p): New predicate based on the
12470 former is_subrange_type.
12471 * tree.h (subrange_type_for_debug_p): Declare.
12472 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12473 (convert_affine_scev): Remove call to above function.
12474 (chrec_convert_aggressive): Likewise.
12475 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12476 false for conversions involving subtypes.
12477 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12478 (vrp_val_min): Likewise.
12479 (needs_overflow_infinity): Likewise.
12480 (extract_range_from_unary_expr): Likewise.
12482 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12484 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12485 * config/frv/frv.c: Likewise.
12486 * config/s390/s390.c: Likewise.
12487 * config/sparc/sparc.h: Likewise.
12488 * config/i386/i386.h: Likewise.
12489 * config/i386/i386.c: Likewise.
12490 * config/crx/crx.c: Likewise.
12491 * config/m68hc11/m68hc11.h: Likewise.
12492 * config/iq2000/iq2000.c: Likewise.
12493 * config/mn10300/mn10300.h: Likewise.
12494 * config/mn10300/mn10300.c: Likewise.
12495 * config/m68k/m68k.c: Likewise.
12496 * config/rs6000/rs6000.c: Likewise.
12497 * config/rs6000/xcoff.h: Likewise.
12498 * config/rs6000/linux64.h: Likewise.
12499 * config/rs6000/sysv4.h: Likewise.
12500 * config/score/score3.c: Likewise.
12501 * config/score/score7.c: Likewise.
12502 * config/score/score.c: Likewise.
12503 * config/arm/arm.md: Likewise.
12504 * config/mips/mips.c: Likewise.
12505 * config/mips/mips.md: Likewise.
12506 * config/bfin/bfin.h: Likewise.
12507 * config/pa/pa.c: Likewise.
12508 * config/pa/constraints.md: Likewise.
12510 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12511 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12512 * config/pdp11/pdp11.h: Use memory_address_p instead.
12514 2009-05-14 Ian Lance Taylor <iant@google.com>
12516 * passes.c (finish_optimization_passes): Change i to int.
12517 * plugin.c (plugins_active_p): Change event to int.
12518 (dump_active_plugins): Likewise.
12519 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12521 * tree.c (tree_range_check_failed): Change c to unsigned int.
12522 (omp_clause_range_check_failed): Likewise.
12523 (build_common_builtin_nodes): Change mode to int. Add cast.
12524 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12525 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12527 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12528 ++ or -- with a variable of enum type.
12530 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12533 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12535 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12537 * store-motion.c: Do not include params.h
12538 * Makefile.in: Fix dependencies for various files.
12540 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12542 * auto-inc-dec.c: Fix pass description, remove apparent
12543 accidental duplication.
12545 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12547 PR middle-end/40147
12548 * ipa-utils.h (memory_identifier_string): Moved to ...
12549 * tree.h (memory_identifier_string): Here. Add GTY(()).
12551 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12553 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12554 in the former documentation of...
12555 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12556 * ira-conflicts.c (get_dup_num): Use address_operand.
12557 * targhooks.c (default_legitimate_address_p): New.
12558 * targhooks.h (default_legitimate_address_p): New.
12559 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12561 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12562 * target.h (struct target): Add legitimate_address_p.
12563 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12564 (TARGET_INITIALIZER): Include it.
12566 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12567 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12568 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12569 (TARGET_LEGITIMATE_ADDRESS_P): New.
12571 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12572 (REG_OK_STRICT_P): Delete.
12573 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12574 (frv_legitimate_address_p_1): ... this.
12575 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12576 (frv_legitimate_address_p_1): ... the renamed old
12577 frv_legitimate_address_p.
12578 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12579 (TARGET_LEGITIMATE_ADDRESS_P): New.
12581 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12582 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12583 * config/s390/s390.c (legitimate_address_p): Rename to...
12584 (s390_legitimate_address_p): ... this, make static.
12585 (legitimize_address): Adjust call.
12586 (TARGET_LEGITIMATE_ADDRESS_P): New.
12587 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12589 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12590 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12591 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12592 (TARGET_LEGITIMATE_ADDRESS_P): New.
12594 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12595 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12596 * config/spu/spu.c (spu_legitimate_address): Rename to...
12597 (spu_legitimate_address_p): ... this, make static.
12598 (TARGET_LEGITIMATE_ADDRESS_P): New.
12600 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12601 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12602 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12603 (sparc_legitimate_address_p): ... this, make static and return bool.
12604 (legitimize_address): Adjust call.
12605 (TARGET_LEGITIMATE_ADDRESS_P): New.
12607 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12608 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12609 * config/i386/i386.c (legitimate_address_p): Rename to...
12610 (ix86_legitimate_address_p): ... this, make static.
12611 (constant_address_p): Move after it, adjust call.
12612 (TARGET_LEGITIMATE_ADDRESS_P): New.
12614 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12615 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12616 * config/avr/avr.c (legitimate_address_p): Rename to...
12617 (avr_legitimate_address_p): ... this, make static.
12618 (legitimize_address): Adjust call.
12619 (TARGET_LEGITIMATE_ADDRESS_P): New.
12621 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12622 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12623 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12624 (TARGET_LEGITIMATE_ADDRESS_P): New.
12626 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12627 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12628 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12629 (TARGET_LEGITIMATE_ADDRESS_P): New.
12631 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12632 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12634 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12636 (TARGET_LEGITIMATE_ADDRESS_P): New.
12638 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12639 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12641 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12643 (m68hc11_legitimate_address_p): ... this, make static.
12644 (go_if_legitimate_address_internal): Rename to...
12645 (m68hc11_legitimate_address_p_1): ... this.
12646 (legitimize_address): Adjust call.
12647 (TARGET_LEGITIMATE_ADDRESS_P): New.
12649 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12650 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12651 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12652 (TARGET_LEGITIMATE_ADDRESS_P): New.
12654 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12655 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12656 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12657 (mn10300_legitimate_address_p): ... this, make static.
12658 (TARGET_LEGITIMATE_ADDRESS_P): New.
12660 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12661 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12662 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12663 (TARGET_LEGITIMATE_ADDRESS_P): New.
12665 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12666 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12667 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12668 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12669 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12670 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12671 (rs6000_legitimate_address_p): ... this, make static.
12672 (TARGET_LEGITIMATE_ADDRESS_P): New.
12673 (REG_MODE_OK_FOR_BASE_P): Delete.
12674 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12676 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12677 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12679 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12680 static, adjust types.
12681 (TARGET_LEGITIMATE_ADDRESS_P): New.
12683 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12684 * config/score/score.c (score_address_p): Rename to...
12685 (score_legitimate_address_p): ... this.
12686 (TARGET_LEGITIMATE_ADDRESS_P): New.
12687 * config/score/score3.c (score3_address_p): Rename to...
12688 (score3_legitimate_address_p): ... this.
12689 * config/score/score7.c (score7_address_p): Rename to...
12690 (score7_legitimate_address_p): ... this.
12692 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12693 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12694 GO_IF_LEGITIMATE_ADDRESS): Delete.
12695 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12696 thumb2_legitimate_address_p): Delete.
12697 (arm_legitimate_address_p): Rename to...
12698 (arm_legitimate_address_outer_p): ... this.
12699 * config/arm/constraints.md ("Uq"): Adjust call.
12700 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12701 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12703 (arm_legitimate_address_outer_p): ... this.
12704 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12706 (TARGET_LEGITIMATE_ADDRESS_P): New.
12708 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12709 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12710 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12711 (TARGET_LEGITIMATE_ADDRESS_P): New.
12713 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12714 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12715 * config/vax/vax.c (legitimate_address_p): Rename to...
12716 (vax_legitimate_address_p): ... this, make static.
12717 (TARGET_LEGITIMATE_ADDRESS_P): New.
12719 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12720 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12721 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12722 (TARGET_LEGITIMATE_ADDRESS_P): New.
12724 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12725 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12726 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12727 (mmix_legitimate_address_p): ... this, make static.
12728 (TARGET_LEGITIMATE_ADDRESS_P): New.
12730 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12731 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12732 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12733 (TARGET_LEGITIMATE_ADDRESS_P): New.
12735 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12737 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12738 of MODE_COMPLEX_INT.
12740 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12742 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12743 LCT_NORMAL in function call.
12744 * mips-tdump.c (print_file_desc): Add cast to enum type.
12745 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12746 (mark_stabs): Add casts to enum types.
12747 (parse_stabs_common): Add casts to enum types.
12749 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12751 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12752 Check for invalid values of LETTER.
12754 2009-05-13 Taras Glek <tglek@mozilla.com>
12756 * attribs.c (register_attribute): moved out attribute registration
12757 into register_attribute.
12758 * doc/plugins.texi: Documented register_attribute and
12760 * gcc-plugin.h: Added forward decl for register_attribute.
12761 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12762 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12763 PLUGIN_ATTRIBUTES boilerplate.
12765 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12767 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12768 values even in sentinel and empty entries.
12769 (ms_printf_flag_specs): Likewise.
12770 (ms_scanf_flag_specs): Likewise.
12771 (ms_strftime_flag_specs): Likewise.
12772 (ms_print_char_table): Likewise.
12773 (ms_scan_char_table): Likewise.
12774 (ms_time_char_table): Likewise.
12776 2009-05-13 Doug Kwan <dougkwan@google.com>
12778 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12780 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12782 * config/mips/mips.md (store): Add attributes for QI and HI.
12784 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12785 (truncdi<mode>2): ... this new pattern.
12787 2009-05-13 Brad Hards <bradh@kde.org>
12789 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12791 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12792 Ben Elliston <bje@au.ibm.com>
12794 PR middle-end/40035
12795 * dse.c (check_mem_read_rtx): Guard against width == -1.
12797 2009-05-13 Michael Matz <matz@suse.de>
12799 PR middle-end/39976
12800 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12801 (trivially_conflicts_p): New function.
12802 (insert_backedge_copies): Use it.
12804 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12806 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12807 (handle_stdc_pragma): Use new enum constant names.
12808 (handle_pragma_float_const_decimal64): Ditto.
12810 2009-05-13 Ian Lance Taylor <iant@google.com>
12812 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12815 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12817 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12818 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12820 * config/m68k/m68k.h (FL_UCLINUX): Define.
12822 2009-05-13 Jan Hubicka <jh@suse.cz>
12824 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12826 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12828 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12829 unless -fschedule-insns is specified.
12831 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12834 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12835 TARGET_EXPAND_CBRANCHDI4.
12836 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12837 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12838 (cmpeqdi): Fix comment.
12840 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12842 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12843 (sh_legitimate_address_p): Likewise.
12844 * config/sh/sh.c (sh_legitimate_index_p): New.
12845 (sh_legitimate_address_p): Likewise.
12846 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12847 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12848 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12849 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12850 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12851 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12852 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12853 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12854 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12856 2009-05-12 Jan Hubicka <jh@suse.cz>
12858 * tree-inline.c (estimate_operator_cost): Add operands;
12859 when division happens by constant, it is cheap.
12860 (estimate_num_insns): Loads and stores are not having cost of 0;
12861 EH magic stuff is cheap; when computing runtime cost of switch,
12862 use log2 base of amount of its cases; builtin_expect has cost of 0;
12863 compute cost for moving return value of call.
12864 (init_inline_once): Initialize time_based flags.
12865 * tree-inline.h (eni_weights_d): Add time_based flag.
12867 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12869 * df-core.c: Update head documentation.
12871 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12874 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12875 shadowing exisiting variable op1.
12877 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12880 * config/i386/driver-i386.c (processor_signatures): New enum.
12881 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12882 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12883 processor signature to detect geode processor.
12885 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12889 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12891 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12892 causes spurious differences between trunk and cond-optab branch.
12894 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12896 * dojump.c (compare_from_rtx): Delete.
12897 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
12898 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
12899 if the comparison does not satisfy the predicate; test predicates for
12900 operands 2 and 3 of a cstore pattern. Don't try cstore optab
12901 further if one existing pattern fails.
12902 * expr.h (compare_from_rtx): Delete.
12903 (prepare_operand): Declare it.
12904 * optabs.c: Change "lib call" to "libcall" throughout.
12905 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
12906 HAVE_conditional_trap, emit_cmp_insn): Delete.
12907 (can_compare_p): Delete cmp_optab case.
12908 (prepare_float_lib_cmp): Return an rtx and a machine mode.
12909 Accept other parameters by value.
12910 (prepare_operand): Make non-static.
12911 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
12912 other parameters by value. Try to widen operands here based on
12913 an optab_methods argument and looking at cbranch_optab.
12914 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
12915 loop. Use cbranch_optab directly.
12916 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
12917 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
12919 (emit_conditional_move, emit_conditional_add): Inline what's needed
12920 of compare_from_rtx, using new prepare_cmp_insn for the rest.
12921 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
12922 with COMPARE. Move cmov_optab and cstore_optab above
12923 with cbranch_optab, move cmp_optab down with ucmp_optab,
12924 remove tst_otpab. Do not initialize trap_rtx.
12925 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
12926 for trap code. Do not check HAVE_conditional_trap. Use
12927 prepare_cmp_insn. Accept no predicate for operand 3.
12928 * optabs.h (OTI_cmp): Mark as used only for libcalls.
12929 (OTI_ctrap, ctrap_optab): New.
12930 (tst_optab): Delete.
12931 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
12932 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
12933 with lookup of ctrap_optab.
12934 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
12936 (ctrap_optab): New.
12938 * combine.c (combine_simplify_rtx, simplify_set): Do not
12939 special case comparing against zero for cc0 machines.
12940 * simplify-rtx.c (simplify_binary_operation_1): Never remove
12941 COMPARE on cc0 machines.
12942 (simplify_relational_operation): Return a new expression when
12943 a COMPARE could be removed.
12944 * final.c (final_scan_insn): Compare cc_status values
12945 against LHS of a (compare FOO (const_int 0)) cc0 source.
12946 Also check if cc_status.value is the full compare.
12948 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
12949 (cstoreMM4): Document.
12950 (conditional_trap): Document ctrapMM4 instead.
12951 (sync_compare_and_swapMM): Refer to cbranchcc4.
12952 (Dependent Patterns): Eliminate obsolete information referring to
12953 the old jump optimization phase.
12954 (Canonicalization): Include cbranchcc4 case, omit canonicalization
12955 of compares with 0 on cc0 machines.
12956 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
12957 avoiding references to cc0. Remove text about storing operands
12959 * doc/tm.texi (Condition Codes): Include blurb on different
12960 condition code representations, separate into subsections for
12961 CC0, MODE_CC and conditional execution.
12963 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
12964 alpha_emit_setcc): Accept operands and a machine mode.
12965 * config/alpha/alpha.c (alpha_emit_conditional_branch):
12966 Get code/op0/op1 from operands, use machine mode argument
12967 instead of alpha_compare.fp_p. Emit the branch here.
12968 (alpha_emit_setcc): Likewise, and return boolean.
12969 (alpha_emit_conditional_move): Likewise. Assert that
12970 cmp_op_mode == cmp_mode, and simplify accordingly.
12971 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
12972 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
12973 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
12975 (stack probe test): Use cbranchdi4.
12976 * config/alpha/predicates.md (alpha_cbranch_operator): New.
12978 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
12979 * config/arc/arc.h (movsicc, movsfcc): Use it.
12980 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
12981 (cbranchsi4, cstoresi4): New.
12982 (cmpsi, bCC and sCC expanders): Remove.
12984 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
12985 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
12986 * config/arm/predicates.md (arm_comparison_operator): Only include
12987 floating-point operators if there is a hardware floating-point unit.
12988 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
12989 deferring to cbranch_cc and cstore_cc respectively.
12990 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
12991 cbranch_cc, cstore_cc): New.
12992 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
12994 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
12996 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
12997 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
12999 (adjust_insn_length): Adjust calls.
13000 (avr_reorg): Handle (compare (foo) (const_int 0)).
13001 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
13002 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
13003 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
13004 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
13006 (cbranchqi4, cbranchhi4, cbranchsi4): New.
13007 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
13009 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
13010 (cbranchsi4, cstorebi4, cstoresi4): New.
13011 (movbisi): This insn is duplicate, split it to zero_extend.
13012 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
13013 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
13014 (bfin_optimize_loop): Use cbranch expander.
13015 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
13016 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
13017 (bfin_bimode_comparison_operator): ... this.
13018 (bfin_direct_comparison_operator): New.
13020 * config/cris/cris.c (cris_normal_notice_update_cc): Look
13021 inside (compare FOO (const_int 0)).
13022 (cris_rtx_costs): Handle ZERO_EXTRACT.
13023 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
13024 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
13025 (*tstdi_v32): Delete.
13026 (*cmpdi_non_v32): Add M alternative for operand 1.
13027 (cmpsi, cmp<mode>): Make private.
13028 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
13030 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
13032 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
13033 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
13034 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
13035 (cc_reg_operand): New.
13036 (any_cond): Delete.
13037 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
13038 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
13039 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
13040 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
13041 crx_expand_scond): Delete.
13043 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
13045 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
13046 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
13048 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
13049 cstoresi4, cstoresf4, cstoredf4): New.
13050 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
13051 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13052 Receive the entire operands array.
13053 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
13054 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
13055 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13056 Get test/op0/op1 from the operands array.
13057 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
13059 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
13060 (h8300_expand_store): New.
13061 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
13063 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
13064 (h8300_expand_store): New.
13065 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
13066 or do not try to produce (set (cc0) REG).
13067 (peepholes): Wrap arguments with COMPARE. Add a peephole to
13068 change a compare into a move to a scratch register. Disable some
13069 peepholes when comparing with zero.
13070 (tstsi, tsthi, tstsi, cmpqi): Make private.
13072 (bCC, sCC): Delete.
13073 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
13076 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
13077 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
13078 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
13079 (ix86_emit_i387_log1p): Use cbranchxf2.
13080 (ix86_expand_setcc): Return void.
13081 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
13082 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
13083 cmp<MODEF>, cmpcc): Remove.
13084 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
13085 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
13086 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
13087 (sCC and bCC expanders): Remove.
13088 (stack_protect_test): Use cbranchcc4.
13090 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
13092 (ia64_expand_compare): Accept three rtx by reference and return void.
13093 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
13094 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
13095 from *expr. Update *expr with the BImode comparison to do.
13096 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
13097 cmptf, bCC, sCC, conditional_trap): Delete.
13098 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
13099 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
13100 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
13101 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
13102 * config/ia64/predicates.md (ia64_cbranch_operator): New.
13104 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
13105 type of last argument.
13106 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
13107 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
13108 use machine mode argument instead of branch_type. Remove dead
13109 code for floating-point comparisons.
13110 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
13111 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
13113 (cbranchsi4, cstoresi4): New.
13114 * config/iq2000/predicates.md (reg_or_const_operand): New.
13116 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
13117 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
13118 (b<code>_op): Rewrite to...
13119 (bcc_op): ... this, using match_operator.
13120 (s<code>_op): Rewrite to...
13121 (scc_op): ... this, using match_operator.
13122 (s<code>_24_op): Rewrite to...
13123 (scc_op_24): ... this, using match_operator.
13124 (s<code>_<mode>): Rewrite to...
13125 (cstore<mode>4): ... this, using match_operator.
13126 (s<code>_<mode>_24): Rewrite to...
13127 (cstore<mode>4_24): ... this, using match_operator.
13128 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
13129 m32c_unpend_compare, m32c_expand_scc): Delete.
13130 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
13131 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
13132 (m32c_expand_movcc): Change NE to EQ if necessary.
13133 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
13135 * config/m32r/m32r-protos.h (gen_cond_store): New.
13136 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
13137 (gen_cond_store): New, from sCC patterns.
13138 (m32r_expand_block_move): Use cbranchsi4.
13139 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
13140 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
13141 (cbranchsi4, cstoresi4): New.
13143 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
13145 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
13146 (m68hc11_notice_update_cc): Look into a compare with 0.
13147 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
13149 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
13150 cmphi, cmpqi, bCC): Delete.
13151 (cbranchsi4, cbranchhi4, cbranchqi4): New.
13152 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
13153 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
13156 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
13157 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
13158 * config/m68k/constraints.md (H): New.
13159 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
13160 the define_insn below.
13161 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
13162 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
13163 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
13164 patterns): Wrap RHS with COMPARE.
13165 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
13166 (*cmpdi_internal): Name this pattern.
13167 (cmpdi): Change to define_insn.
13168 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
13169 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
13170 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
13172 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
13173 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
13174 (conditional_trap): Change to...
13175 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
13176 (*conditional_trap): Use the ordered_comparison_operator and
13177 const1_operand predicates.
13178 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
13179 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
13180 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
13181 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
13183 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
13184 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
13185 (mcore_gen_compare): New.
13186 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
13187 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13188 (mcore_gen_compare): ... this.
13189 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13190 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13191 (stack probe pattern): Use cbranchsi4.
13193 * config/mips/predicates.md (mips_cstore_operator): New.
13194 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13195 * config/mips/mips.md (any_cond): Delete.
13196 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13198 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13199 fixuns_truncsfdi2): Use cbranch patterns.
13200 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13201 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13202 Adjust call to mips_expand_conditional_branch.
13203 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13205 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13206 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13207 * config/mips/mips.c (cmp_operands): Delete.
13208 (mips_emit_compare): Get comparison operands from *op0/*op1.
13209 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13210 that it succeeds. Use op0/op1 instead of cmp_operands.
13211 (mips_expand_conditional_branch, mips_expand_conditional_move,
13212 mips_expand_conditional_trap): Likewise.
13213 (mips_block_move_loop): Use cbranch patterns.
13214 * config/mips/mips.h (cmp_operands): Delete.
13216 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13217 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13218 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13219 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13220 (*cmpcc_folded): Rename to...
13221 (*cmpdi_folded): this.
13222 (*cmpcc): Rename to...
13224 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13227 (cbranchdf4): New. Handle invalid comparisons here.
13228 * config/mmix/predicates.md (float_comparison_operator): New.
13230 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13231 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13232 * config/mn10300/mn10300.md (tst): Delete.
13233 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13234 Name these patterns and wrap RHS in a compare.
13235 (*cmpsi): Make this pattern private. Include tst.
13236 (*cmpsf): Make this pattern private.
13237 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13238 (compare with zero peepholes): Likewise.
13240 (cbranchsi4, cbranchsf4): New.
13241 (casesi): Use cbranchsi4.
13243 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13244 hppa_branch_type): Delete.
13245 (return_addr_rtx): Use cbranchsi4.
13246 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13247 Emit CCFPmode comparison here.
13248 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13249 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13250 hppa_branch_type): Delete.
13251 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13252 (movsicc, movdicc): Remove references to hppa_compare_op0,
13253 hppa_compare_op1 and compare_from_rtx.
13254 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13255 (casesi): Use cbranchsi4.
13257 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13258 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13259 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13260 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13261 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13263 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13264 (*branch, *branch_inverted): New.
13266 * config/picochip/picochip.md (cbranchhi4): Use
13267 ordered_comparison_operator.
13268 (cmphi, bCC): Remove.
13270 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13271 (trap_comparison_operator): Delete.
13272 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13273 rs6000_emit_cbranch): Accept mode and operands.
13274 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13275 rs6000_compare_fp_p): Delete.
13276 (rs6000_generate_compare): Accept mode and comparison. Extract code
13277 and op0/op1 from there. Replace references to rs6000_compare_op0
13278 and rs6000_compare_op1.
13279 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13280 extract result from passed operands.
13281 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13282 extract loc from passed operands.
13283 (rs6000_emit_cmove): Likewise.
13284 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13285 rs6000_compare_fp_p): Delete.
13286 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13287 (cbranch<GPR>4, cbranch<FP>4): New.
13288 (cstore<mode>4): New. Consolidate here all choices about when to use
13289 portable or specialized sCC sequences.
13290 (stack_protect_test): Use cbranchsi4.
13291 (conditional_trap): Replace with ctrap<GPR>4.
13292 (conditional trap insn): Replace trap_comparison_operator with
13293 ordered_comparison_operator.
13295 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13296 (s390_emit_prologue): Use ctrap.
13297 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13298 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13299 New predicates replacing...
13300 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13301 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13302 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13303 (add<mode>cc): Do not use s390_compare_op0/op1.
13304 (s<code>): Change to...
13305 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13306 (seq): Change to...
13307 (cstorecc4): ... this. Handle EQ or NE equally.
13308 (*sne): Un-privatize for use in cstorecc4.
13309 (b<code>): Change to...
13310 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13311 (conditional_trap): Replace with...
13312 (ctrap<GPR>4, ctrap<FP>4): ... these.
13313 (stack_protect): Use cbranchcc4.
13315 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13316 * config/score/score-protos.h (score_gen_cmp): Delete.
13317 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13318 (score_block_move-loop): Use cbranchsi4.
13319 * config/score/score.md (cbranchsi4): New.
13320 (cmpsi, bCC): Delete.
13321 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13322 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13323 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13324 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13325 * config/score/score3.h (score3_gen_cmp): Delete.
13326 * config/score/score7.h (score7_gen_cmp): Delete.
13328 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13329 (sh_emit_scc_to_t): ... this. Return void.
13330 (from_compare): Rename to...
13331 (sh_emit_compare_and_branch): ... this.
13332 (sh_emit_compare_and_set): New.
13333 (sh_expand_t_scc): Accept operands.
13334 * config/sh/predicates.md (sh_float_comparison_operator): New.
13335 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13336 (prepare_scc_operands): Rename to...
13337 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13339 (sh_emit_cheap_store_flag): New.
13340 (sh_emit_set_t_insn): New.
13341 (from_compare): Rename to...
13342 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13343 handling of TARGET_SH2E floating point to avoid recursive call.
13344 Generate branch here.
13345 (sh_emit_compare_and_set): New.
13346 (sh_expand_t_scc): Get op0/op1 from arguments.
13347 (sh_emit_cheap_store_flag): New.
13348 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13350 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13351 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13352 (movsicc, movdicc): Do nothing when it recreated operands from
13353 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13354 prepare_scc_operands (now sh_emit_scc_to_t).
13355 (udivdi3): Use cstoresi4.
13356 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13357 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13358 (cbranchint4_media, cbranchfp4_media): New.
13359 (casesi): Use cbranchdi4.
13360 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13362 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13363 (movnegt): Remove second operand.
13364 (cbranchsf4, cbranchdf4): New.
13365 (stack_protect): Use cbranchdi4/cbranchsi4.
13367 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13368 (gen_compare_reg): Accept comparison, extract part of it to...
13369 (gen_compare_reg_1): ... this.
13370 (gen_compare_operator): Delete.
13371 (gen_v9_scc): Accept separate destination, comparison code and arms.
13372 Do not use sparc_compare_op0/sparc_compare_op1.
13373 (emit_scc_insn, emit_conditional_branch_insn): New.
13374 (emit_v9_brxx): Make static. Remove useless assertion.
13375 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13377 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13378 * config/sparc/sparc-protos.h (gen_compare_reg,
13379 sparc_emit_float_lib_cmp): Adjust prototype.
13380 (emit_scc_insn, emit_conditional_branch_insn): New.
13381 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13382 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13383 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13384 iterators to the top.
13385 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13386 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13387 snedi_special_trunc): Delete.
13388 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13389 and snedi_special_trunc.
13390 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13391 cbranchdi4, cbranch<F:mode>4): New.
13392 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13393 here. Use gen_compare_reg instead of gen_compare_operator.
13394 (conditional_trap): Replace with...
13395 (ctrapsi4, ctrapdi4): ... this.
13396 (stack_protect_test): Use cbranchcc4.
13398 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13400 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13401 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13402 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13403 from operands[0] or operands[3] depending on is_set.
13404 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13405 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13406 cmpdf, bCC), sCC: Remove.
13407 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13408 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13410 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13411 spu_emit_branch_or_set.
13413 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13415 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13416 xstormy16_compare_op1): Delete.
13417 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13418 xstormy16_compare_op1): Delete.
13419 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13421 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13422 (cmphi, cmpsi, bCC): Remove.
13424 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13425 (*cmpsi): ... this one.
13426 (cbranchsi4, cstoresi4): New.
13427 (bCC expanders): Delete.
13428 (sCC insns): Fold into...
13429 (*setcc): ... this one.
13430 (casesi): Do not use gen_cmpsi and gen_bgtu.
13431 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13432 (movsicc): Simplify.
13433 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13435 * config/vax/vax-protos.h (cond_name): New.
13436 (vax_output_conditional_branch): Remove.
13437 * config/vax/vax.c (cond_name): New.
13438 (vax_output_conditional_branch): Remove.
13439 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13440 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13441 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13442 (bit<VAXint>): Wrap source with (compare).
13443 (b<code> and following unnamed pattern): Rename to *branch and
13444 *branch_reversed. Change macroization to match_operator.
13445 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13447 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13448 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13449 Change last argument to machine_mode.
13450 (xtensa_expand_scc): Add machine_mode argument.
13451 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13452 (gen_conditional_move, xtensa_expand_conditional_branch,
13453 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13454 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13455 Adjust operand numbers.
13456 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13458 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13459 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13460 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13462 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13464 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13465 causes spurious differences between trunk and cond-optab branch.
13467 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13470 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13472 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13474 * tree.c (iterative_hash_pointer): Delete.
13475 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13476 Hash UIDs and versions of SSA names. Don't special-case built-in
13477 function declarations.
13479 2009-05-11 Ian Lance Taylor <iant@google.com>
13482 * graphite.c: Force -Wc++-compat to only be a warning before
13483 #including "cloog/cloog.h".
13485 2009-05-11 Martin Jambor <mjambor@suse.cz>
13487 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13489 2009-05-11 Jan Hubicka <jh@suse.cz>
13491 * tree-ssa-loop-ivcanon.c: Include target.h
13492 (struct loop_size): new structure.
13493 (constant_after_peeling): New predicate.
13494 (tree_estimate_loop_size): New function.
13495 (estimated_unrolled_size): Rewrite for new estimates.
13496 (try_unroll_loop_completely): Use new estimates.
13497 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13499 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13501 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13502 libcpp interface change.
13503 (spu_macro_to_expand): Likewise.
13505 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13507 PR tree-optimization/40026
13508 * gimplify.c (gimplify_init_constructor): Change initial conditional
13509 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13510 optimize_compound_literals_in_ctor.
13512 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13514 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13516 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13518 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13520 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13521 HOST_WIDE_INT for gap.
13523 2009-05-11 Ira Rosen <irar@il.ibm.com>
13525 PR tree-optimization/40074
13526 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13527 account in group size and step comparison.
13529 2009-05-11 Richard Guenther <rguenther@suse.de>
13531 * passes.c (init_optimization_passes): Strip now incorrect comment.
13532 (execute_function_todo): Do not set PROP_alias.
13533 * tree-pass.h (PROP_alias): Remove.
13534 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13535 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13536 * tree-nrv.c (pass_return_slot): Likewise.
13537 * tree-object-size.c (pass_object_sizes): Likewise.
13538 * tree-ssa-dom.c (pass_dominator): Likewise.
13539 (pass_phi_only_cprop): Likewise.
13540 * tree-ssa-dse.c (pass_dse): Likewise.
13541 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13542 (pass_cselim): Likewise.
13543 * tree-ssa-pre.c (pass_pre): Likewise.
13544 (pass_fre): Likewise.
13545 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13546 * tree-ssa-sink.c (pass_sink_code): Likewise.
13547 * tree-stdarg.c (pass_stdarg): Likewise.
13548 * tree-tailcall.c (pass_tail_calls): Likewise.
13549 * tree-vrp.c (pass_vrp): Likewise.
13551 2009-05-10 Ian Lance Taylor <iant@google.com>
13553 * basic-block.h (enum profile_status): Break out of struct
13554 control_flow_graph.
13555 * cgraph.h (struct inline_summary): Break out of struct
13557 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13558 of struct cgraph_order_sort.
13559 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13560 * cse.c (struct branch_path): Break out of struct
13561 cse_basic_block_data.
13562 * except.h (enum eh_region_type): Break out of struct eh_region.
13563 * gcc.c (enum add_del): Break out of struct modify_target.
13564 * genrecog.c (enum decision_type): Break out of struct decision_test.
13565 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13567 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13568 * regmove.c (enum match_use): New enum, broken out of struct match.
13569 * sched-int.h (enum post_call_group): New enum, broken out of
13571 (struct deps_reg): Break out of struct deps.
13572 * target.h (struct asm_int_op): Break out of struct gcc_target.
13573 * tree-eh.c (struct goto_queue_node): Break out of struct
13575 * tree-inline.h (enum copy_body_cge_which): Break out of
13577 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13579 * c-decl.c (in_struct, struct_types): New static variables.
13580 (pushtag): Add loc parameter. Change all callers.
13581 (lookup_tag): Add ploc parameter. Change all callers.
13582 (check_compound_literal_type): New function.
13583 (parser_xref_tag): Add loc parameter. Change all callers. If
13584 -Wc++-compat, warn about struct/union/enum types defined within a
13586 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13587 and loc parameters. Change all callers. Change error calls to
13588 error_at, using loc. For a redefinition, if the location of the
13589 original definition is known, report it. Set in_struct and
13590 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13591 (finish_struct): Add new parameters enclosing_in_struct and
13592 enclosing_struct_types. Change all callers. Set
13593 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13594 in the struct. If in a struct, add this struct to struct_types.
13595 (start_enum): Add loc parameter. Change all callers. Use
13596 error_at for errors, using loc. For a redefinition, if the
13597 location of the original definition is known, report it. If in a
13598 struct, add this enum type to struct_types. If -Wc++-compat warn
13599 if in sizeof, typeof, or alignof.
13600 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13601 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13602 (c_parser_enum_specifier): Get enum location for start_enum.
13603 (c_parser_struct_or_union_specifier): Get struct location for
13604 start_struct. Save in_struct and struct_types status between
13605 start_struct and finish_struct.
13606 (c_parser_cast_expression): Get location of cast.
13607 (c_parser_alignof_expression): Get location of type.
13608 (c_parser_postfix_expression): Likewise.
13609 (c_parser_postfix_expression_after_paren_type): Add type_loc
13610 parameter. Change all callers. Call check_compound_literal_type.
13611 Use type_loc for error about variable size type.
13612 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13613 of an enum constant from an enum type defined in a struct or union.
13614 (c_cast_expr): Add loc parameter. Change all callers. If
13615 -Wc++-compat, warn about defining a type in a cast.
13616 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13617 (start_enum, start_struct, finish_struct): Update declarations.
13618 (parser_xref_tag, c_cast_expr): Update declarations.
13619 (check_compound_literal_type): Declare.
13621 2009-05-11 Ben Elliston <bje@au.ibm.com>
13623 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13624 for recent libcpp interface change.
13625 (rs6000_macro_to_expand): Likewise.
13627 2009-05-10 Michael Matz <matz@suse.de>
13630 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13631 not at entry of function.
13633 2009-05-10 Richard Guenther <rguenther@suse.de>
13635 PR tree-optimization/40081
13637 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13638 using the main variant of the element type. Do not fiddle with
13639 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13641 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13642 structs with volatile fields.
13644 2009-05-10 Jan Hubicka <jh@suse.cz>
13646 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13647 (estimate_move_cost): Assert that it does not get called for
13649 (estimate_num_insns): Skip VOID types in argument handling.
13650 (optimize_inline_calls): Delete unreachable blocks and verify that
13651 callgraph is valid.
13653 2009-05-10 Jan Hubicka <jh@suse.cz>
13655 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13656 * cgraph.c (cgraph_mark_address_taken_node): New function.
13657 (dump_cgraph_node): Dump new flag.
13658 * cgraph.h (struct cgraph_node): Add address_taken.
13659 (cgraph_mark_address_taken_node): New function.
13660 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13661 since new direct calls can be born.
13663 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13665 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13666 tok->val.node.node.
13668 2009-05-10 Jan Hubicka <jh@suse.cz>
13670 PR middle-end/40084
13671 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13673 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13674 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13675 * tree-inline.c (copy_bb): Set frequency correctly.
13676 (fold_marked_statements): Update call to
13677 cgraph_update_edges_for_call_stmt.
13679 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13681 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13682 identifiers in diagnostics.
13683 * config/arm/arm.c (arm_handle_fndecl_attribute,
13684 arm_handle_isr_attribute): Likewise.
13685 * config/avr/avr.c (avr_handle_progmem_attribute,
13686 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13687 * config/bfin/bfin.c (handle_int_attribute,
13688 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13689 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13690 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13692 * config/darwin.c (darwin_handle_kext_attribute,
13693 darwin_handle_weak_import_attribute): Likewise.
13694 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13695 h8300_handle_eightbit_data_attribute,
13696 h8300_handle_tiny_data_attribute): Likewise.
13697 * config/i386/i386.c (ix86_handle_cconv_attribute,
13698 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13699 * config/i386/winnt.c (ix86_handle_shared_attribute,
13700 ix86_handle_selectany_attribute): Likewise.
13701 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13702 * config/m32c/m32c.c (function_vector_handler): Likewise.
13703 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13704 m68hc11_handle_fntype_attribute): Likewise.
13705 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13706 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13707 * config/mips/mips.c (mips_insert_attributes,
13708 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13709 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13710 rs6000_handle_struct_attribute): Likewise.
13711 * config/sh/sh.c (sh_insert_attributes,
13712 sh_handle_resbank_handler_attribute,
13713 sh_handle_interrupt_handler_attribute,
13714 sh2a_handle_function_vector_handler_attribute,
13715 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13717 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13718 * config/spu/spu.c (spu_handle_fndecl_attribute,
13719 spu_handle_vector_attribute): Likewise.
13720 * config/stormy16/stormy16.c
13721 (xstormy16_handle_interrupt_attribute): Likewise.
13722 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13723 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13725 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13727 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13728 (pp_translate_identifiers): New.
13729 (pp_identifier): Only conditionally translate identifier to locale
13731 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13732 (pp_base_tree_identifier): Only conditionally translate identifier
13733 to locale character set.
13734 * c-pretty-print.c (M_): Define.
13735 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13736 fragments for conditional translation with M_.
13737 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13738 identifier translation.
13740 2009-05-10 Richard Guenther <rguenther@suse.de>
13742 PR tree-optimization/40081
13743 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13744 using the main variant of the element type. Do not fiddle with
13745 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13747 2009-05-09 Jan Hubicka <jh@suse.cz>
13749 PR middle-end/40080
13750 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13751 indirect calls; verify cgraph afterwards.
13753 2009-05-09 Jan Hubicka <jh@suse.cz>
13756 * ipa.c (update_inlined_to_pointer): New function.
13757 (cgraph_remove_unreachable_nodes): Use it.
13759 2009-05-09 Jan Hubicka <jh@suse.cz>
13761 * tree-eh.c (struct leh_state): Remove prev_try.
13762 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13763 not track prev_try.
13764 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13765 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13766 remove_eh_handler_and_replace, foreach_reachable_handler,
13767 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13768 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13769 (gen_eh_region_cleanup): Update prototype.
13771 2009-05-09 Jan Hubicka <jh@suse.cz>
13773 PR middle-end/40043
13774 * except.c (copy_eh_region): Always set prev_try.
13775 (redirect_eh_edge_to_label): Find outer try.
13776 (foreach_reachable_handler): When looking for prev try
13777 handle case where previous try is not going to be taken.
13779 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13781 PR tree-optimization/40049
13782 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13783 only vector/vector shifts, convert the type of the constant to the
13784 appropriate type to avoid building incorrect trees, which
13785 eventually have problems with garbage collection.
13787 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13789 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13790 -1 for complex floating-point types if honoring signed zeros.
13792 2009-05-08 Jan Hubicka <jh@suse.cz>
13794 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13795 argument; handle correctly when profile is absent.
13796 (build_cgraph_edges): Update.
13797 (rebuild_cgraph_edges): Update.
13798 * cgraph.c: Do not include varray.h.
13799 (cgraph_set_call_stmt_including_clones): New function.
13800 (cgraph_create_edge_including_clones): Likewise
13801 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13802 (cgraph_update_edges_for_call_stmt): Handle clones.
13803 (cgraph_remove_node): Handle clone tree.
13804 (cgraph_remove_node_and_inline_clones): New function.
13805 (dump_cgraph_node): Dump clone tree.
13806 (cgraph_clone_node): Handle clone tree.
13807 (clone_function_name): Bring here from tree-inline.c.
13808 (cgraph_create_virtual_clone): New function.
13809 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13810 (cgraph_clone_info): New function.
13811 (strut cgraph_node): Add clone_info and new clone tree pointers.
13812 (cgraph_remove_node_and_inline_clones,
13813 cgraph_set_call_stmt_including_clones,
13814 cgraph_create_edge_including_clones,
13815 cgraph_create_virtual_clone): Declare.
13816 (cgraph_function_versioning): Use VEC argument.
13817 (compute_call_stmt_bb_frequency): Update prototype.
13818 (cgraph_materialize_all_clones): New function.
13819 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13820 (ipcp_create_replace_map): Update to VECtors.
13821 (ipcp_update_callgraph): Use virtual clones.
13822 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13823 (ipcp_update_profiling): Do not update local profiling.
13824 (ipcp_insert_stage): Use VECtors and virtual clones.
13825 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13826 (clone_of_p): New function.
13827 (cgraph_preserve_function_body_p): Use clone tree.
13828 (cgraph_optimize): Materialize clones.
13829 (cgraph_function_versioning): Update for VECtors.
13830 (save_inline_function_body): Use clone tree.
13831 (cgraph_materialize_clone): New function.
13832 (cgraph_materialize_all_clones): Likewise.
13833 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13834 * ipa.c: Include gimple.h.
13835 (cgraph_remove_unreachable_nodes): Use clone tree.
13836 * ipa-prop.c (ipa_note_param_call): Update call to
13837 compute_call_stmt_bb_frequencycall.
13838 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13839 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13840 (copy_bb): Handle updating of clone tree; add new edge when new call
13842 (expand_call_inline): Be strict about every call having edge.
13843 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13844 (delete_unreachable_blocks_update_callgraph): New function.
13845 (tree_function_versioning): Use VECtors; always remove unreachable
13846 blocks and fold conditionals.
13847 * tree-inline.h: Do not include varray.h.
13848 (tree_function_versioning): Remove.
13849 * Makefile.in (GTFILES): Remove tree-inline.c
13850 * passes.c (do_per_function): Do only functions having body.
13851 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13854 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13855 Andrew Morrow <acm@google.com>
13858 * c-common.c (c_common_attribute_table): Permit deprecated
13859 attribute to take an optional argument.
13860 (handle_deprecated_attribute): If the optional argument to
13861 __attribute__((deprecated)) is not a string ignore the attribute
13862 and emit a warning.
13864 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13865 * c-typeck.c (build_component_ref): Likewise.
13866 (build_external_ref): Likewise.
13868 * toplev.c (warn_deprecated_use): Add an attribute argument.
13869 Emit the message associated with __attribute__((deprecated)).
13871 * toplev.h (warn_deprecated_use): Updated.
13873 * doc/extend.texi: Document new optional parameter to
13874 __attribute__((deprecated))
13876 2009-05-08 Michael Eager <eager@eagercon.com>
13878 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13879 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13881 2009-05-08 Richard Guenther <rguenther@suse.de>
13883 PR tree-optimization/40062
13884 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13885 Avoid exponential behavior.
13887 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13889 PR rtl-optimization/33928
13891 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13892 process_uses, build_single_def_use_links): New.
13893 (update_df): Update use_def_ref.
13894 (forward_propagate_into): Use get_def_for_use instead of use-def
13896 (fwprop_init): Call build_single_def_use_links and let it initialize
13898 (fwprop_done): Free use_def_ref.
13899 (fwprop_addr): Eliminate duplicate call to df_set_flags.
13900 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
13901 df_rd_simulate_one_insn): New.
13902 (df_rd_bb_local_compute_process_def): Update head comment.
13903 (df_chain_create_bb): Use the new RD simulation functions.
13904 * df.h (df_rd_simulate_artificial_defs_at_top,
13905 df_rd_simulate_one_insn): New.
13906 * opts.c (decode_options): Enable fwprop at -O1.
13907 * doc/invoke.texi (-fforward-propagate): Document this.
13909 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13912 * c-typeck.c (build_binary_op): Handle arithmetic between one real
13913 and one complex operand specially.
13914 * tree-complex.c (some_nonzerop): Do not identify a real value as
13915 zero if flag_signed_zeros.
13917 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13919 PR rtl-optimization/33928
13920 * loop-invariant.c (record_use): Fix && vs. || mishap.
13922 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13924 PR rtl-optimization/33928
13925 * loop-invariant.c (struct use): Add addr_use_p.
13926 (struct def): Add n_addr_uses.
13927 (struct invariant): Add cheap_address.
13928 (create_new_invariant): Set cheap_address.
13929 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
13930 (record_uses): Pass df_ref to record_use.
13931 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
13934 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13936 * config/sh/sh.c: Do not include c-pragma.h.
13938 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
13940 * config/spu/spu.c: Remove include of c-common.h.
13942 2009-05-07 Janis Johnson <janis187@us.ibm.com>
13945 * c-common.h (mark_valid_location_for_stdc_pragma,
13946 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
13947 clear_float_const_decimal64, float_const_decimal64_p): New.
13948 * c.opt (Wunsuffixed-float-constants): New.
13949 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13950 unsuffixed float constant, handle new warning.
13951 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
13952 * c-decl.c (c_scope): New flag float_const_decimal64.
13953 (set_float_const_decimal64, clear_float_const_decimal64,
13954 float_const_decimal64_p): New.
13955 (push_scope): Set new flag.
13956 * c-parser.c (c_parser_translation_unit): Mark when it's valid
13957 to use STDC pragmas.
13958 (c_parser_external_declaration): Ditto.
13959 (c_parser_compound_statement_nostart): Ditto.
13960 * c-pragma.c (valid_location_for_stdc_pragma,
13961 mark_valid_location_for_stdc_pragma,
13962 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
13963 handle_pragma_float_const_decimal64): New.
13964 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
13965 * cp/semantics.c (valid_location_for_stdc_pragma_p,
13966 set_float_const_decimal64, clear_float_const_decimal64,
13967 float_const_decimal64_p): New dummy functions.
13968 * doc/extend.texi (Decimal Float): Remove statement that the
13969 pragma, and suffix for double constants, are not supported.
13970 * doc/invoke.texi (Warning Options): List new option.
13971 (-Wunsuffixed-float-constants): New.
13973 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
13975 * config/i386/i386.c: Do not include c-common.h.
13977 2009-05-07 Mark Heffernan <meheff@google.com>
13979 * doc/invoke.texi (Debugging Options): Document change of debugging
13981 * opts.c (decode_options): Make dump_base_name relative to
13982 aux_base_name directory.
13984 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13986 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
13987 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
13989 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
13991 * Makefile.in (install-plugin): Simplify a bit.
13993 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
13995 * Makefile.in (OBJS-common): Add regcprop.o.
13997 * timevar.def (TV_CPROP_REGISTERS): New.
13998 * regrename.c (regrename_optimize): Return 0.
13999 (rest_of_handle_regrename): Delete.
14000 (pass_rename_registers): Point to regrename_optimize.
14001 (struct value_data_entry, struct value_data,
14002 kill_value_one_regno, kill_value_regno, kill_value,
14003 set_value_regno, init_value_data, kill_clobbered_value,
14004 kill_set_value, kill_autoinc_value, copy_value,
14005 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
14006 replace_oldest_value_reg, replace_oldest_value_addr,
14007 replace_oldest_value_mem, copyprop_hardreg_forward_1,
14008 debug_value_data, validate_value_data): Move...
14009 * regcprop.c: ... here.
14010 (rest_of_handle_cprop): Delete.
14011 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
14013 2009-05-07 Jakub Jelinek <jakub@redhat.com>
14015 PR middle-end/40057
14016 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
14017 GEN_INT for 1 << bitnum.
14018 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
14019 build_int_cst_type.
14021 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
14023 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
14024 Remove wrong description of "nand" operation.
14026 2009-05-06 Richard Guenther <rguenther@suse.de>
14027 Adam Nemet <anemet@caviumnetworks.com>
14029 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
14030 comment. Add that if LHS is not a gimple register, then RHS1 has
14031 to be a single object (GIMPLE_SINGLE_RHS).
14033 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
14035 * expr.c (get_def_for_expr): Move it up in the file.
14036 (store_field): When expanding a bit-field store, look at the
14037 defining gimple stmt for the masking conversion.
14039 2009-05-06 Janis Johnson <janis187@us.ibm.com>
14041 PR middle-end/39986
14042 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
14043 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
14044 32-bit memcpy into long.
14046 2009-05-06 Jakub Jelinek <jakub@redhat.com>
14048 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
14049 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
14051 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
14052 instead of appending DW_OP_deref*.
14054 2009-05-06 Michael Matz <matz@suse.de>
14056 PR middle-end/40021
14057 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
14058 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
14060 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
14062 * Makefile.in (install-plugin): Fix srcdir handling.
14064 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
14066 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
14067 when processing for not_regs_needed bitmap.
14068 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
14069 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
14070 handling it for rhs.
14072 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14074 * config/i386/i386.md (unnamed inc/dec peephole): Use
14075 optimize_insn_for_size_p instead of optimize_size.
14076 * config/i386/predicates.md (incdec_operand): Likewise.
14077 (aligned_operand): Likewise.
14078 * config/i386/sse.md (divv8sf3): Likewise.
14079 (sqrtv8sf2): Likewise.
14081 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14083 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
14085 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
14087 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14089 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
14090 ssemodesuffixf2c with avxmodesuffixf2c.
14092 2009-05-06 Joseph Myers <joseph@codesourcery.com>
14095 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
14097 2009-05-05 Jakub Jelinek <jakub@redhat.com>
14099 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
14100 (struct tree_base): Adjust spacing for 8 bit boundaries.
14101 (struct tree_decl_common): Add decl_by_reference_flag bit.
14102 (DECL_BY_REFERENCE): Adjust.
14103 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
14104 print DECL_BY_REFERENCE bit.
14105 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
14106 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
14107 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
14108 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
14111 PR middle-end/39666
14112 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
14113 range of the type, but default label is missing, add it with one
14114 of the existing labels instead of adding a new label for it.
14116 2009-05-05 Joseph Myers <joseph@codesourcery.com>
14120 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
14122 * Makefile.in (enable_plugin, plugin_includedir): New.
14123 (install): Depend on install-plugin.
14124 (PLUGIN_HEADERS): New.
14125 (install-plugin): New.
14126 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
14128 2009-05-05 Richard Guenther <rguenther@suse.de>
14130 PR tree-optimization/40022
14131 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
14133 (phivn_valid_p): Fix tuplification error, simplify.
14134 (phiprop_insert_phi): Add dumps.
14135 (propagate_with_phi): Simplify.
14137 2009-05-05 Richard Guenther <rguenther@suse.de>
14139 PR middle-end/40023
14140 * builtins.c (gimplify_va_arg_expr): Properly build the address.
14142 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
14144 * tree.h (strip_float_extensions): Remove duplicate declaration.
14145 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
14146 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
14147 block_ultimate_origin): Rearrange the declarations line to match the
14148 comment that indicates the .c file which the functions are defined.
14149 (dwarf2out_*, set_decl_rtl): Add comment.
14150 (get_base_address): Adjust comment.
14151 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
14152 declarations line and add comment.
14153 (is_builtin_name): Add blank after function name, for clarity.
14155 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14157 * attribs.c (decl_attributes): Use %qE for identifiers in
14159 * cgraphunit.c (verify_cgraph_node): Translate function names to
14160 locale character set in diagnostics.
14161 * coverage.c (get_coverage_counts): Use %qE for identifiers in
14163 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
14164 Document that functions are named in UTF-8.
14165 * expr.c (expand_expr_real_1): Translate function names to locale
14166 character set in diagnostics.
14167 * gimplify.c (omp_notice_variable, omp_is_private,
14168 gimplify_scan_omp_clauses): Use %qE for identifiers in
14170 * langhooks.c (lhd_print_error_function): Translate function names
14171 to locale character set.
14172 * langhooks.h (decl_printable_name): Document that return value is
14173 in internal character set.
14174 * stmt.c: Include pretty-print.h
14175 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
14177 (resolve_operand_name_1): Translate named operand name to locale
14179 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
14181 * toplev.c (announce_function): Translate function names to locale
14183 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
14184 (default_tree_printer): Use pp_identifier or translate identifiers
14185 to locale character set. Mark "<anonymous>" for translation.
14186 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
14187 for identifiers in diagnostics.
14188 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14190 * varasm.c (output_constructor): Use %qE for identifiers in
14193 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14195 * configure.ac: use ` ` instead of $()
14196 * configure: Regenerate.
14198 2009-05-05 Ben Elliston <bje@au.ibm.com>
14200 * config/pa/linux-atomic.c: Eliminate conditional include of
14201 errno.h on non-LP64 systems to simplify build requirements.
14203 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14205 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14207 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14208 and pass value to identifier_to_locale.
14209 (warn_variable_length_array): Make name a tree.
14210 (grokdeclarator): Separate diagnostic texts for named and unnamed
14211 declarators. Use %qE for named declarators.
14212 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14214 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14215 identifiers in diagnostics.
14216 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14217 identifier_to_locale. Mark "anonymous" strings for translation.
14219 2009-05-04 Michael Eager <eager@eagercon.com>
14221 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14222 address for DImode/DFmode only if double-precision FP regs.
14224 2009-05-04 Michael Eager <eager@eagercon.com>
14226 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14227 TARGET_SINGLE_FLOAT check.
14229 2009-05-04 Michael Eager <eager@eagercon.com>
14231 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14233 2009-05-04 Michael Eager <eager@eagercon.com>
14235 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14236 * config/rs6000/t-xilinx: New
14238 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14240 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14241 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14242 * gcc/explow.c (memory_address): Use target hook.
14243 * gcc/targhooks.c (default_legitimize_address): New.
14244 * gcc/targhooks.h (default_legitimize_address): New.
14245 * gcc/target.h (legitimize_address): New.
14246 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14247 (TARGET_INITIALIZER): Include it.
14248 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14250 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14251 * config/bfin/bfin.c (legitimize_address): Remove.
14252 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14253 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14255 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14256 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14258 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14259 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14260 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14261 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14262 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14263 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14264 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14265 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14266 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14267 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14268 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14269 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14270 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14271 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14272 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14273 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14274 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14275 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14276 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14277 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14278 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14279 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14280 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14282 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14283 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14284 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14285 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14286 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14287 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14288 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14289 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14290 (thumb_legitimize_address): Delete.
14291 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14292 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14293 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14294 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14295 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14296 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14298 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14301 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14302 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14303 * config/m32r/m32r.c (m32r_legitimize_address): New.
14304 * config/m68k/m68k.c (m68k_legitimize_address): New.
14305 * config/score/score.c (score_legitimize_address): Standardize.
14306 * config/score/score3.c (score3_legitimize_address): Standardize.
14307 * config/score/score3.h (score3_legitimize_address): Adjust.
14308 * config/score/score7.c (score7_legitimize_address): Standardize.
14309 * config/score/score7.h (score7_legitimize_address): Adjust.
14310 * config/sh/sh.c (sh_legitimize_address): New.
14311 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14313 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14314 (s390_legitimize_address): ... this.
14315 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14316 (sparc_legitimize_address): ... this.
14317 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14318 (ix86_legitimize_address): ... this.
14319 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14320 (avr_legitimize_address): ... this.
14321 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14322 (mn10300_legitimize_address): ... this.
14323 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14324 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14325 (alpha_expand_mov): Adjust call.
14327 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14328 * config/spu/spu.c (spu_legitimize_address): Likewise.
14329 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14330 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14332 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14334 * intl.c (locale_encoding, locale_utf8): New.
14335 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14336 * intl.h (locale_encoding, locale_utf8): Declare.
14337 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14338 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14340 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14342 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14343 (pp_base_tree_identifier): Declare as function.
14344 (identifier_to_locale): Declare.
14345 * Makefile.in (pretty-print.o): Update dependencies.
14346 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14348 2009-05-04 Richard Guenther <rguenther@suse.de>
14350 PR middle-end/40015
14351 * builtins.c (fold_builtin_memory_op): Do not decay to element
14352 type if the size matches the whole array.
14354 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14356 * expmed.c (synth_mult): When trying out a shift, pass the result
14359 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14361 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14362 (shiftsub1_cost): New.
14363 (init_expmed): Compute shiftsub1_cost.
14364 (synth_mult): Optimize multiplications by constants of the form
14365 -(2^^m-1) for some constant positive integer m.
14367 2009-05-03 Richard Guenther <rguenther@suse.de>
14370 * c-typeck.c (array_to_pointer_conversion): Do not built
14371 ADDR_EXPRs of arrays of pointer-to-element type.
14372 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14373 up wrong ADDR_EXPRs after-the-fact.
14374 * c-common.c (strict_aliasing_warning): Strip pointer
14375 conversions for obtaining the original type.
14376 * builtins.c (fold_builtin_memset): Handle array types.
14377 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14380 2009-05-03 Richard Guenther <rguenther@suse.de>
14382 PR middle-end/23329
14383 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14384 Do not lose casts from array types with unknown extent to array
14385 types with known extent.
14386 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14387 alias set compatibility.
14389 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14391 * flags.h (extra_warnings): Delete.
14392 * toplev.c (process_options): Handle Wuninitialized here.
14393 * opts.c (extra_warnings): Delete.
14394 (set_Wextra): Delete.
14395 (common_handle_option): -Wextra can be handled automatically.
14396 * c-opts.c (c_common_handle_option): Delete obsolete code.
14397 (c_common_post_options): Simplify comment.
14398 * common.opt (W): Add Var.
14400 (Wuninitialized): Initialize to -1.
14402 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14403 Richard Guenther <rguenther@suse.de>
14405 * expr.c (get_def_for_expr): New function.
14406 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14407 SSA rather than trees.
14408 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14409 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14411 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14413 * c-common.c (reswords): Add _Imaginary.
14414 * c-common.c (enum rid): Add RID_IMAGINARY.
14416 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14418 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14419 Patch by Richard Guenther.
14421 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14423 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14424 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14425 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14426 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14427 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14428 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14429 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14430 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14431 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14432 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14433 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14434 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14435 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14436 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14437 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14438 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14439 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14440 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14442 2009-05-02 Richard Guenther <rguenther@suse.de>
14444 PR tree-optimization/39940
14445 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14448 2009-05-02 Richard Guenther <rguenther@suse.de>
14450 PR middle-end/40001
14451 * tree-ssa.c (execute_update_addresses_taken): Properly check
14452 if we can mark a variable DECL_GIMPLE_REG_P.
14453 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14454 back to the end of the function.
14455 (is_gimple_reg_type): Remove complex type special casing.
14456 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14459 2009-05-02 Ben Elliston <bje@au.ibm.com>
14461 * doc/collect2.texi (Collect2): Document search path behaviour
14462 when configured with --with-ld.
14464 2009-05-02 Jan Hubicka <jh@suse.cz>
14466 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14467 parameter; update callers.
14468 (coalesce_cost_edge): EH edges are costier because they needs
14469 splitting even if not critical and even more costier when there are
14470 multiple EH predecestors.
14472 2009-05-02 Jan Hubicka <jh@suse.cz>
14474 * except.c (remove_eh_handler_and_replace): Handle updating after
14475 removing TRY blocks.
14477 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14479 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14481 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14483 * varasm.c: Do not include c-pragma.h.
14484 * attribs.c: Do not incude c-common.h.
14486 2009-05-01 Michael Matz <matz@suse.de>
14488 * calls.c (initialize_argument_information): Handle SSA names like
14489 decls with a non MEM_P DECL_RTL.
14491 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14493 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14494 * ipa-utils.c: Likewise.
14495 * ipa-type-escape.c: Likewise.
14496 * cgraphunit.c Do not include c-common.h.
14497 * ipa-pure-const.c: Likewise.
14498 * tree-if-conv.c: Likewise.
14499 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14500 * ipa-struct-reorg.c: Likewise.
14501 * tree-nomudflap.c: Likewise.
14502 * tree-ssa-structalias.c: Likewise.
14504 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14506 * store-motion.c: Many cleanups to make this pass a first-class
14507 citizen instead of an appendix to gcse load motion. Add TODO list
14508 to make this pass faster/cleaner/better.
14510 (struct ls_expr): Post gcse.c-split cleanups.
14511 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14512 "stores" field to "avail_stores".
14513 (pre_ldst_mems): Rename to store_motion_mems.
14514 (pre_ldst_table): Rename to store_motion_mems_table.
14515 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14516 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14517 (ldst_entry): Rename to st_expr_entry, update users.
14518 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14519 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14520 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14522 (first_ls_expr): Rename to first_st_expr, update users.
14523 (next_ls_expr): Rename to next_st_expr, update users.
14524 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14525 fields properly for store motion instead of names inherited from load
14527 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14528 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14531 (ae_kill): Rename to st_kill, update users.
14532 (ae_gen): Rename to st_avloc, update users.
14533 (transp): Rename to st_transp, update users.
14534 (pre_insert_map): Rename to st_insert_map, update users.
14535 (pre_delete_map): Rename to st_delete_map, update users.
14536 (insert_store, build_store_vectors, free_store_memory,
14537 one_store_motion_pass): Update for abovementioned changes.
14539 (gcse_subst_count, gcse_create_count): Remove.
14540 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14541 and "n_stores_created", local variables.
14543 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14546 (regvec, compute_store_table_current_insn): Remove.
14547 (reg_set_info, reg_clear_last_set): Remove.
14548 (compute_store_table): Use DF caches instead of local dataflow
14551 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14553 * c-objc-common.c (c_tree_printer): Print identifiers with
14554 pp_identifier, not pp_string. Mark "({anonymous})" for
14556 * c-pretty-print.c (pp_c_ws_string): New.
14557 (pp_c_cv_qualifier, pp_c_type_specifier,
14558 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14559 pp_c_storage_class_specifier, pp_c_function_specifier,
14560 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14561 pp_c_primary_expression, pp_c_postfix_expression,
14562 pp_c_unary_expression, pp_c_shift_expression,
14563 pp_c_relational_expression, pp_c_equality_expression,
14564 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14565 use pp_string and pp_c_ws_string in place of pp_identifier and
14566 pp_c_identifier for non-identifiers. Mark English strings for
14568 * c-pretty-print.h (pp_c_ws_string): Declare.
14570 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14571 Roland McGrath <roland@redhat.com>
14573 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14574 (ENABLE_LD_BUILDID): New configuration option.
14575 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14576 (LINK_BUILDID_SPEC): New macro.
14577 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14579 * doc/install.texi: Document --enable-linker-build-id option.
14580 * configure: Rebuild.
14581 * config.in: Rebuild.
14583 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14585 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14586 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14587 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14588 MIPS_GP_SAVE_AREA_SIZE.
14589 * config/mips/mips.c (struct mips_frame_info): Update comment
14590 before arg_pointer_offset and hard_frame_pointer_offset.
14591 (mips_compute_frame_info): Update diagram before function: to
14592 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14593 indicate the position of frame_pointer_rtx with -fstack-protector and
14594 to show args_size. Don't allocate cprestore area for leaf functions
14595 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14597 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14599 2009-04-30 Michael Matz <matz@suse.de>
14601 PR tree-optimization/39955
14602 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14604 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14606 * ira.c (setup_cover_and_important_classes): Use safe macro
14607 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14609 * genpreds.c (write_tm_preds_h): Output suitable definition of
14610 REG_CLASS_FOR_CONSTRAINT.
14612 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14614 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14616 * bitmap.c (bitmap_descriptor): Likewise.
14617 * ggc-common.c (loc_descriptor): Likewise.
14618 * varray.c (varray_descriptor): Likewise.
14619 * vec.c (vec_descriptor): Likewise.
14621 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14623 * Makefile.in (dce.o): Add $(EXCEPT_H).
14624 * dce.c: Include except.h and delete redundant vector definitions.
14625 (deletable_insn_p): Return false for non-call insns that can throw
14628 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14630 * gcse.c (ae_gen): Remove.
14631 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14632 and make non-static function to make it available in store-motion.c.
14633 Update call sites with search-and-replace.
14634 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14635 extract_mentioned_regs, extract_mentioned_regs_helper,
14636 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14637 store_killed_in_insn, store_killed_after, store_killed_before,
14638 build_store_vectors, insert_insn_start_basic_block, insert-store,
14639 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14640 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14641 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14642 * store-motion.c: ...new file. Also copy data structures from gcse.c
14643 and clean up to remove parts not used by store motion.
14644 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14645 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14647 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14650 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14651 when optimizing for size.
14653 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14655 * gcse.c (gcse_constant_p): Fix typo in last change.
14657 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14659 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14661 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14663 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14665 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14667 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14668 CONST_HIGH_PART result.
14670 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14672 * config/avr/avr.c (initial_elimination_offset): Rename to
14673 avr_initial_elimination_offset.
14674 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14675 change return type to bool.
14676 (avr_can_eliminate): New function.
14677 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14678 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14679 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14680 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14681 avr_initial_elimination_offset.
14682 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14683 (avr_initial_elimination_offset): Define.
14685 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14686 Steven Bosscher <steven@gcc.gnu.org>
14688 PR rtl-optimization/39938
14689 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14690 * cfgrtl.c: Include insn-attr.h.
14691 (rest_of_pass_free_cfg): New function.
14692 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14693 * resource.c (init_resource_info): Remove call to df_analyze.
14695 2009-04-29 Richard Guenther <rguenther@suse.de>
14698 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14699 allow conversion to signed integers.
14701 2009-04-29 Richard Guenther <rguenther@suse.de>
14703 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14704 shifts of floating point vectors if the shift amount is
14705 a constant multiple of the element size.
14707 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14708 Michael Matz <matz@suse.de>
14710 PR middle-end/39927
14712 * tree-outof-ssa.c (emit_partition_copy): New function.
14713 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14714 insert_part_to_rtx_on_edge): Perform the partition base var
14715 copy using emit_partition_copy.
14716 (insert_value_copy_on_edge): Convert constants to the right mode.
14717 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14718 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14720 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14722 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14723 scan backwards to try to find a constant to initialize it.
14725 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14726 insn before the loop_end instruction, don't look past labels.
14728 2009-04-29 Richard Guenther <rguenther@suse.de>
14730 PR middle-end/39937
14731 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14732 loose type conversions.
14733 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14734 stmts only if there are no uses of its definition.
14736 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14738 * config/bfin/bfin.h (splitting_loops): Declare.
14739 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14740 Reorder bit definitions to be ascending.
14741 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14742 * config/bfin/bfin.c (splitting_loops): New variable.
14743 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14744 (struct loop_info): Remove members INIT and LOOP_INIT.
14745 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14746 the LSETUP sequence. Allow LC to be loaded from any register, but
14747 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14748 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14750 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14751 of reload_completed.
14754 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14756 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14758 * Makefile.in (PLUGIN_VERSION_H): New.
14759 (OBJS-common): Remove plugin-version.o.
14760 (plugin.o): Depend on (PLUGIN_VERSION_H).
14761 (plugin-version.o): Remove.
14762 * configure: Regenerate
14763 * configure.ac: Create plugin-version.h.
14764 * gcc-plugin.h (plugin_gcc_version): Remove.
14765 (plugin_default_version_check): Change signature.
14766 * plugin-version.c: Remove.
14767 * plugin.c: Include plugin-version.h.
14768 (str_plugin_gcc_version_name): Remove.
14769 (try_init_one_plugin): Pass gcc version to plugin_init.
14770 (plugin_default_version_check): Both gcc and plugin versions are now
14773 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14775 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14776 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14777 Remove special case testing for last insn of inner loops. Don't fail
14778 if the loop ends with a jump, emit an extra nop instead.
14780 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14781 DREGS rather than comparing directly. Remove code that tries to
14782 account for latencies.
14784 2009-04-29 Richard Guenther <rguenther@suse.de>
14786 PR tree-optimization/39941
14787 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14788 eliminating an indirect call.
14790 2009-04-29 Richard Guenther <rguenther@suse.de>
14792 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14793 parameter. Allow invariants as base if !require_lvalue.
14794 (verify_gimple_assign_single): Adjust.
14796 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14798 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14799 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14800 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14801 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14802 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14804 * config/bfin/bfin.c (bfin_expand_builtin,
14805 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14807 2009-04-28 Richard Guenther <rguenther@suse.de>
14809 * tree-vect-loop.c (get_initial_def_for_induction): Use
14810 correct types for pointer increment.
14812 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14814 * toplev.c (print_version): Update GMP version string calculation.
14816 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14818 PR rtl-optimization/39938
14819 * resource.c (init_resource_info): Add call to df_analyze.
14821 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14823 * config/alpha/alpha.md (usegp): Cast the result of
14824 alpha_find_lo_sum_using_gp to enum attr_usegp.
14825 * config/alpha/alpha.c (override_options): Remove end-of-structure
14826 marker element from cpu_table. Use array size of cpu_table to handle
14827 -mcpu and -mtune options.
14828 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14830 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14832 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14833 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14834 tune_32 and tune_64.
14835 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14836 support on PowerPC.
14837 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14838 * config/rs6000/option-defaults.h: ... here. New file.
14839 (OPT_64, OPT_32): Define.
14840 (MASK_64BIT): Define to 0 if not already defined.
14841 (OPT_ARCH64, OPT_ARCH32): Define.
14842 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14845 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14847 * config/arm/arm.c (arm_override_options): Emit error on using
14850 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14852 PR rtl-optimization/39914
14853 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14854 registers for allocnos created from user-defined variables only
14855 when not optimizing.
14857 2009-04-28 Richard Guenther <rguenther@suse.de>
14859 PR middle-end/39937
14860 * fold-const.c (fold_binary): Use distribute_real_division only
14863 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14865 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14866 add hpux-stdint.h to tm_file.
14867 (hppa[12]*-*-hpux11*): Ditto.
14868 (ia64*-*-hpux*): Ditto.
14869 * config/hpux-stdint.h: New.
14870 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14871 __STDC_EXT__ for all compiles.
14872 * config/pa/pa-hpux.h: Ditto.
14873 * config/pa/pa-hpux10.h: Ditto.
14874 * config/pa/pa-hpux11.h: Ditto.
14876 2009-04-28 Catherine Moore <clm@codesourcery.com>
14878 * debug.h (set_name): Add comment.
14880 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14883 * config/darwin.c (machopic_gen_offset): Check
14884 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14885 * config/arm/arm.c (require_pic_register): Likewise.
14887 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14889 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14890 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14891 m32c_promote_prototypes): Delete.
14893 2009-04-28 Michael Matz <matz@suse.de>
14895 PR middle-end/39922
14896 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
14899 2009-04-28 Richard Guenther <rguenther@suse.de>
14901 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
14903 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14905 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
14906 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
14907 * config/arm/arm-tune.md: Regenerate.
14909 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
14911 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
14912 block if there are complex incoming edges.
14913 (sel_merge_blocks): Remove useless assert.
14914 (sel_redirect_edge_and_branch): Check that edge was redirected.
14915 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
14916 (sel_find_rgns): Delete declaration.
14917 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
14918 the region when it is not a preheader.
14920 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14923 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
14925 2009-04-28 Richard Guenther <rguenther@suse.de>
14927 * tree.h (SSA_NAME_VALUE): Remove.
14928 (struct tree_ssa_name): Remove value_handle member.
14929 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
14930 array for jump threading.
14931 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
14933 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
14934 * tree-flow.h (threadedge_initialize_values): Declare.
14935 (threadedge_finalize_values): Likewise.
14936 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
14937 (SSA_NAME_VALUE): Define.
14938 (threadedge_initialize_values): New function.
14939 (threadedge_finalize_values): Likewise.
14940 * tree-ssa-dom.c (ssa_name_values): New global variable.
14941 (SSA_NAME_VALUE): Define.
14942 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
14944 2009-04-28 Ira Rosen <irar@il.ibm.com>
14946 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
14947 Use REPORT_VECTORIZED_LOCATIONS instead
14948 REPORT_VECTORIZED_LOOPS.
14949 * tree-vectorizer.c (vect_verbosity_level): Make static.
14950 (vect_loop_location): Rename to vect_location.
14951 (vect_set_verbosity_level): Update comment.
14952 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
14954 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
14955 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
14956 instead REPORT_UNVECTORIZED_LOOPS.
14957 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
14958 and vect_loop_def to vect_external_def and vect_internal_def.
14959 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
14960 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
14961 REPORT_UNVECTORIZED_LOCATIONS.
14962 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
14963 and vect_used_in_loop and to vect_unused_in_scope and
14964 vect_used_in_scope.
14965 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
14966 (vect_verbosity_level): Remove declaration.
14967 (vect_analyze_operations): Likewise.
14968 (vect_analyze_stmt): Declare.
14969 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
14970 REPORT_UNVECTORIZED_LOCATIONS.
14971 (vect_get_loop_niters): Fix indentation.
14972 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
14973 (vect_analyze_loop_operations): New function.
14974 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
14975 vect_analyze_operations.
14976 (vect_is_simple_reduction): Use new names.
14977 (vectorizable_live_operation, vect_transform_loop): Likewise.
14978 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
14979 to specify whether the data references can be a part of interleaving
14981 (vect_analyze_data_ref_dependence): Use new names.
14982 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
14983 (vect_create_addr_base_for_vector_ref): Remove redundant code.
14984 * tree-vect-patterns.c (widened_name_p): Use new names.
14985 (vect_recog_dot_prod_pattern): Likewise.
14986 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
14987 (process_use, vect_mark_stmts_to_be_vectorized,
14988 vect_model_simple_cost, vect_model_store_cost,
14989 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
14990 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14991 vectorizable_operation, vectorizable_type_demotion,
14992 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
14993 vectorizable_condition): Likewise.
14994 (vect_analyze_operations): Split into vect_analyze_loop_operations
14996 (vect_analyze_stmt): ... new function.
14997 (new_stmt_vec_info): Use new names.
14998 (vect_is_simple_use): Use new names and fix comment.
14999 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
15000 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
15002 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15005 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
15006 and integer modes for x87 operands. Do not ICE for unsupported size,
15007 generate error instead. Generate error for unsupported operand types.
15008 ['z']: Do not handle HImode memory operands specially. Warning
15009 for floating-point operands. Fallthru to 'Z' for unsupported operand
15010 types. Do not ICE for unsupported size, generate error instead.
15011 (output_387_binary_op): Use %Z to output operands.
15012 (output_fp_compare): Ditto.
15013 (output_387_reg_move): Ditto.
15015 2009-04-28 Ben Elliston <bje@au.ibm.com>
15020 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15022 * builtins.c (c_strlen): Do not warn here.
15023 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15024 * c-common.c (pointer_int_sum): Take an explicit location.
15025 Warn about offsets out of bounds.
15026 * c-common.h (pointer_int_sum): Adjust declaration.
15028 2009-04-27 Ian Lance Taylor <iant@google.com>
15030 * collect2.c (is_ctor_dtor): Change type of ret field in struct
15032 * dce.c (run_fast_df_dce): Change type of old_flags to int.
15033 * df-core.c (df_set_flags): Change return type to int. Change
15034 type of old_flags to int.
15035 (df_clear_flags): Likewise.
15036 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
15037 (df_get_conditional_uses): Likewise.
15038 * df.h (df_set_flags, df_clear_flags): Update declarations.
15039 * dwarf2out.c (struct indirect_string_node): Change type of form
15040 field to enum dwarf_form.
15041 (AT_string_form): Change return type to enum dwarf_form.
15042 * fixed-value.c (fixed_compare): Add cast to enum type.
15043 * fwprop.c (update_df): Change 0 to VOIDmode.
15044 * gensupport.c: Change 0 to UNKNOWN.
15045 * gimple.h (gimple_cond_code): Add cast to enum type.
15046 * haifa-sched.c (reemit_notes): Add cast to enum type.
15047 * hooks.c (hook_int_void_no_regs): Remove function.
15048 * hooks.h (hook_int_void_no_regs): Remove declaration.
15049 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
15050 * predict.c (combine_predictions_for_insn): Add casts to enum type.
15051 * real.c (real_arithmetic): Add cast to enum type.
15052 (real_compare): Likewise.
15053 * target.h (struct gcc_target): Change return type of
15054 branch_target_register_class to enum reg_class.
15055 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
15056 default_branch_target_register_class.
15057 * targhooks.c (default_branch_target_register_class): New function.
15058 * targhooks.h (default_branch_target_register_class): Declare.
15059 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
15060 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
15062 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
15064 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
15065 vect_uninitialized_def. Change 0 to ERROR_MARK.
15066 * tree-vect-stmts.c (supportable_widening_operation): Don't
15067 initialize icode1 and icode2.
15068 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
15069 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
15071 (cmn_err_flag_specs): Change 0 to STD_C89.
15072 (cmn_err_char_table): Likewise.
15073 * config/arm/arm.c (get_arm_condition_code): Change type of code
15074 to enum arm_cond_code.
15075 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
15076 (IWMMXT_BUILTIN2): Likewise.
15077 (neon_builtin_type_bits): Don't define typedef.
15078 (neon_builtin_datum): Change type of bits field to int.
15079 (arm_expand_neon_args): Add cast to enum type.
15080 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
15082 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
15083 casts to enum type.
15084 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
15086 * config/mips/mips.md (jal_macro): Return enum constant.
15087 (single_insn): Likewise.
15088 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
15090 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15091 casts to enum type.
15092 * config/s390/s390.c (s390_tune_flags): Change type to int.
15093 (s390_arch_flags): Likewise.
15094 (s390_handle_arch_option): Change flags field of struct pta to int.
15095 * config/s390/s390.h (s390_tune_flags): Update declaration.
15096 (s390_arch_flags): Likewise.
15097 * config/sh/sh.c (prepare_move_operands): Compare
15098 tls_symbolic_operand result with enum constant.
15099 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
15100 (sh_expand_prologue): Add cast to enum type.
15101 (sh_expand_epilogue): Likewise.
15102 (tls_symbolic_operand): Change return type to enum tls_model.
15103 (fpscr_set_from_mem): Add cast to enum type.
15104 (legitimize_pic_address): Compare tls_symbolic_operand result with
15106 (sh_target_reg_class): Change return type to enum reg_class.
15107 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
15109 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
15110 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
15111 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
15112 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
15113 (delayed_branch, tls_call_delay): Likewise.
15114 (eligible_for_sibcall_delay): Likewise.
15115 (eligible_for_return_delay): Likewise.
15116 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
15117 (spu_expand_builtin_1): Likewise.
15119 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
15120 for all types of conversions.
15121 (output_init_element): Issue -Wc++-compat warning if needed when
15122 initializing a bitfield with enum type.
15123 * c-parser.c (c_parser_expression): Set original_type to
15124 original_type of right hand operand of comma operator.
15126 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15128 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
15130 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
15131 * doc/cpp.texi (Standard Predefined Macros)
15132 (Implementation-defined behavior): Likewise.
15133 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
15134 * doc/gimple.texi (GIMPLE Exception Handling)
15135 (@code{GIMPLE_ASSIGN}): Likewise.
15136 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
15137 * doc/invoke.texi (Warning Options, Optimize Options)
15138 (AVR Options, Darwin Options): Likewise.
15139 (Optimize Options): Reformulate -fwhole-program description.
15140 * doc/loop.texi (Lambda): Likewise.
15141 * doc/md.texi (Output Template, Define Constraints)
15142 (Standard Names, Insn Splitting): Likewise.
15143 * doc/options.texi (Option properties): Likewise.
15144 * doc/passes.texi (Tree-SSA passes): Likewise.
15145 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
15146 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
15147 (File Names and DBX): Likewise.
15148 * doc/trouble.texi (Incompatibilities): Likewise.
15150 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15152 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
15153 instruction is correct.
15155 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15157 Allow non-constant arguments to conversion intrinsics.
15158 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
15159 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
15160 * spu.c (print_operand): Handle 'v' and 'w'.
15161 (exp2_immediate_p, spu_gen_exp2): Define.
15162 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
15163 spu_convtf_1): Update parameter descriptions.
15164 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
15165 * constraints.md ('v', 'w'): New.
15166 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
15168 (i2f, I2F): New define_mode_attr.
15169 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
15170 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
15171 fixuns_truncv4sfv4si2): Update to use mode attribute.
15172 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
15173 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
15174 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
15175 patterns for combine.
15177 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
15179 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
15180 (cprop, hoist, pre, store_motion): New debug counters.
15181 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
15182 is not an RTL pass anymore.
15183 (pass_profiling): Remove extern decl for pass removed in 2005.
15184 (pass_gcse, pass_jump_bypass): Remove.
15185 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
15186 to 0 for clean state.
15187 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15188 * cse.c (gate_handle_cse_after_global_opts,
15189 rest_of_handle_cse_after_global_opts): New functions.
15190 (pass_cse_after_global_opts): New pass, does local CSE.
15191 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15192 (TV_CPROP): New timevar.
15193 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15194 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15195 (gcse_main, recompute_all_luids): Remove.
15196 (compute_hash_table_work): Call max_reg_num instead of reading
15198 (cprop_jump): Don't set run_jump_opt_after_gcse.
15199 (constprop_register): Always allow to alter jumps.
15200 (cprop_insn): Likewise.
15201 (do_local_cprop): Likewise.
15202 (local_cprop_pass): Likewise. Return non-zero if something changed.
15203 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15204 (find_implicit_sets): Add note about missed optimization opportunity.
15205 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15206 pass_rtl_cprop execute function.
15207 Don't bother tracking the pass number, each pass gets its own dumpfile
15209 Always allow to alter jumpsand bypass jumps.
15210 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15211 will just find no suitable set.
15212 (pre_edge_insert): Fix dumping, this function is for PRE only.
15213 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15214 pass_rtl_pre execute function.
15215 (hoist_code): Return non-zero if something changed. Keep track of
15216 substitutions and insertions for statistics gathering similar to PRE.
15217 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15218 called from the pass_rtl_hoist execute function. Show pass statistics.
15219 (compute_store_table): Use max_reg_num directly instead of using the
15220 formerly global max_gcse_regno.
15221 (build_store_vectors): Likewise.
15222 (replace_store_insn): Fix dumping.
15223 (store_motion): Rename to ...
15224 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15225 pass, called from the pass_rtl_store_motion execute function. Keep
15226 track of substitutions and insertions for statistics gathering similar
15228 (bypass_jumps): Remove, fold interesting bits into ...
15229 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15230 from the pass_rtl_cprop execute function.
15231 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15232 pass_jump_bypass): Remove.
15233 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15234 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15235 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15236 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15237 (gate_rtl_store_motion, execute_rtl_store_motion,
15238 pass_rtl_store_motion): New.
15239 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15240 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15241 * passes.c (init_optimization_passes): Remove pass_gcse and
15242 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15243 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15244 instead of pass_jump_bypass.
15246 2009-04-27 Richard Guenther <rguenther@suse.de>
15248 PR middle-end/39928
15249 * gimplify.c (gimplify_expr): If we are required to create
15250 a temporary make sure it ends up as register.
15252 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15255 * config/i386/i386.c (construct_container): Don't call
15256 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15257 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15259 2009-04-27 Michael Matz <matz@suse.de>
15261 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15262 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15263 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15264 (dump_replaceable_exprs): Take a bitmap.
15265 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15267 (expand_gimple_basic_block): Likewise.
15268 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15269 replaceable_expressions member a bitmap.
15270 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15271 (mark_replaceable): Likewise.
15272 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15273 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15275 2009-04-27 Richard Guenther <rguenther@suse.de>
15277 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15278 (verify_stmts): Dispatch to gimple/type verification code.
15279 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15280 issue with call argument types.
15282 2009-04-27 Michael Matz <matz@suse.de>
15284 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15285 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15288 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15289 Eric Botcazou <ebotcazou@adacore.com>
15291 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15292 a label's basic block.
15293 (mark_target_live_regs): Tidy and rework obsolete comments.
15294 Change back DF problem to LIVE. If a label starts a basic block,
15295 assume that all registers that used to be live then still are.
15296 (init_resource_info): If a label starts a basic block, set its
15297 BLOCK_FOR_INSN accordingly.
15298 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15300 2009-04-27 Richard Guenther <rguenther@suse.de>
15302 * tree-flow-inline.h (function_ann): Remove.
15303 (get_function_ann): Likewise.
15304 * tree-dfa.c (create_function_ann): Remove.
15305 * tree-flow.h (struct static_var_ann_d): Remove.
15306 (struct function_ann_d): Likewise.
15307 (union tree_ann_d): Remove fdecl member.
15308 (function_ann_t): Remove.
15309 (function_ann, get_function_ann, create_function_ann): Remove
15312 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15314 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15316 2009-04-27 Jan Hubicka <jh@suse.cz>
15318 * ipa-pure-const.c (struct funct_state_d): New fields
15319 state_previously_known, looping_previously_known; remove
15320 state_set_in_source.
15321 (analyze_function): Use new fields.
15322 (propagate): Avoid assumption that state_set_in_source imply
15325 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15326 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15327 * cfgloop.h (finite_loop_p): Declare.
15329 2009-04-26 Michael Matz <matz@suse.de>
15331 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15333 2009-04-26 Michael Matz <matz@suse.de>
15335 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15336 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15337 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15338 pass_mark_used_blocks): Remove.
15339 * tree-optimize.c (pass_free_datastructures,
15340 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15341 * passes.c (init_optimization_passes): Don't call
15342 pass_mark_used_blocks, remove dead code.
15344 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15346 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15347 * tree-ssa-live.h (register_ssa_partition): Likewise.
15349 2009-04-26 Michael Matz <matz@suse.de>
15352 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15353 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15354 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15356 (compare_pairs): Swap cost comparison.
15357 (coalesce_ssa_name): Don't use change_partition_var.
15358 * tree-nrv.c (struct nrv_data): Add modified member.
15359 (finalize_nrv_r): Set it.
15360 (tree_nrv): Use it to update statements.
15361 (pass_nrv): Require PROP_ssa.
15362 * tree-mudflap.c (mf_decl_cache_locals,
15363 mf_build_check_statement_for): Use make_rename_temp.
15364 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15365 * alias.c (find_base_decl): Handle SSA names.
15366 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15367 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15368 * rtl.h (set_reg_attrs_for_parm): Declare.
15369 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15370 to "optimized", remove unused locals at finish.
15371 (execute_free_datastructures): Make global, call
15372 delete_tree_cfg_annotations.
15373 (execute_free_cfg_annotations): Don't call
15374 delete_tree_cfg_annotations.
15376 * ssaexpand.h: New file.
15377 * expr.c (toplevel): Include ssaexpand.h.
15378 (expand_assignment): Handle SSA names the same as register variables.
15379 (expand_expr_real_1): Expand SSA names.
15380 * cfgexpand.c (toplevel): Include ssaexpand.h.
15381 (SA): New global variable.
15382 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15383 (SSAVAR): New macro.
15384 (set_rtl): New helper function.
15385 (add_stack_var): Deal with SSA names, use set_rtl.
15386 (expand_one_stack_var_at): Likewise.
15387 (expand_one_stack_var): Deal with SSA names.
15388 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15389 before unique numbers.
15390 (expand_stack_vars): Use set_rtl.
15391 (expand_one_var): Accept SSA names, add asserts for them, feed them
15392 to above subroutines.
15393 (expand_used_vars): Expand all partitions (without default defs),
15394 then only the local decls (ignoring those expanded already).
15395 (expand_gimple_cond): Remove edges when jumpif() expands an
15396 unconditional jump.
15397 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15398 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15400 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15401 members of SA; deal with PARM_DECL partitions here; expand
15402 all PHI nodes, free tree datastructures and SA. Commit instructions
15403 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15404 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15405 info and statements at start, collect garbage at finish.
15406 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15407 (VAR_ANN_PARTITION) Remove.
15408 (change_partition_var): Don't declare.
15409 (partition_to_var): Always return SSA names.
15410 (var_to_partition): Only accept SSA names.
15411 (register_ssa_partition): Only check argument.
15412 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15414 (delete_var_map): Don't free it.
15415 (var_union): Only accept SSA names, simplify.
15416 (partition_view_init): Mark only useful SSA names as used.
15417 (partition_view_fini): Only deal with SSA names.
15418 (change_partition_var): Remove.
15419 (dump_var_map): Use ssa_name instead of partition_to_var member.
15420 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15422 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15423 (struct _elim_graph): New member const_dests; nodes member vector of
15425 (set_location_for_edge): New static helper.
15426 (create_temp): Remove.
15427 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15428 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15429 (new_elim_graph): Allocate const_dests member.
15430 (clean_elim_graph): Truncate const_dests member.
15431 (delete_elim_graph): Free const_dests member.
15432 (elim_graph_size): Adapt to new type of nodes member.
15433 (elim_graph_add_node): Likewise.
15434 (eliminate_name): Likewise.
15435 (eliminate_build): Don't take basic block argument, deal only with
15436 partition numbers, not variables.
15437 (get_temp_reg): New static helper.
15438 (elim_create): Use it, deal with RTL temporaries instead of trees.
15439 (eliminate_phi): Adjust all calls to new signature.
15440 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15441 (rewrite_trees): Only do checking.
15442 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15443 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15444 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15445 contains_tree_r, MAX_STMTS_IN_LATCH,
15446 process_single_block_loop_latch, analyze_edges_for_bb,
15447 perform_edge_inserts): Remove.
15448 (expand_phi_nodes): New global function.
15449 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15450 functions, initialize new parameter, remember partitions having a
15452 (finish_out_of_ssa): New global function.
15453 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15454 don't reset in_ssa_p here, don't disable TER when mudflap.
15455 (pass_del_ssa): Remove.
15456 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15458 (execute_free_datastructures): Declare.
15459 * Makefile.in (SSAEXPAND_H): New variable.
15460 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15461 * basic-block.h (commit_one_edge_insertion): Declare.
15462 * passes.c (init_optimization_passes): Move pass_nrv and
15463 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15464 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15465 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15466 (redirect_branch_edge): Deal with super block when expanding, split
15467 out jump patching itself into ...
15468 (patch_jump_insn): ... here, new static helper.
15470 2009-04-26 Michael Matz <matz@suse.de>
15472 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15473 beyond num_ssa_names.
15474 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15475 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15477 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15479 PR inline-asm/39543
15480 * fwprop.c (forward_propagate_asm): New function.
15481 (forward_propagate_and_simplify): Propagate also into __asm, if it
15482 doesn't increase the number of referenced registers.
15485 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15487 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15489 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15490 note_nonlocal_vla_type for nonlocal VLAs.
15491 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15492 contains_remapped_vars, remap_vla_decls): New functions.
15493 (convert_nonlocal_reference_stmt): If not optimizing, call
15494 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15495 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15496 if it wasn't found in var_map.
15497 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15498 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15499 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15501 * gimplify.c (nonlocal_vlas): New variable.
15502 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15504 (gimplify_body): Create and destroy nonlocal_vlas.
15506 * dwarf2out.c (loc_descr_plus_const): New function.
15507 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15508 mem_loc_descriptor, loc_descriptor_from_tree_1,
15509 descr_info_loc, gen_variable_die): Use it.
15511 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15512 !TREE_STATIC VAR_DECLs.
15513 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15514 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15515 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15516 DECL_BY_REFERENCE is valid.
15517 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15518 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15519 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15520 Copy DECL_BY_REFERENCE.
15521 (struct nesting_copy_body_data): New type.
15522 (nesting_copy_decl): New function.
15523 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15524 if they have variable length.
15526 2009-04-26 Michael Matz <matz@suse.de>
15528 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15529 mark new temporaries for renaming.
15531 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15534 * c-decl.c (global_bindings_p): Return negative value.
15535 (c_variable_size): New. Based on variable_size from
15537 (grokdeclarator): Call c_variable_size not variable_size.
15539 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15541 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15543 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15545 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15546 Redefine it to just use mingw/include.
15547 (ASM_SPEC): Rules for -m32 and -m64.
15548 (LINK_SPEC): Use Likewise.
15549 (SPEC_32): New define.
15550 (SPEC_64): Likewise.
15551 (SUB_LINK_SPEC): Likewise.
15552 (MULTILIB_DEFAULTS): New define.
15553 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15554 Add multilib options.
15555 (MULTILIB_DIRNAMES): Likewise.
15556 (MULTILIB_OSDIRNAMES): Likewise.
15557 (LIBGCC): Likewise.
15558 (INSTALL_LIBGCC): Likewise.
15560 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15563 * c-tree.h (enum c_inline_static_type): New.
15564 (record_inline_static): Declare.
15565 * c-decl.c (struct c_inline_static, c_inline_statics,
15566 record_inline_static, check_inline_statics): New.
15567 (pop_file_scope): Call check_inline_statics.
15568 (start_decl): Call record_inline_static instead of pedwarning
15569 directly for static in inline function.
15570 * c-typeck.c (build_external_ref): Call record_inline_static
15571 instead of pedwarning directly for static referenced in inline
15574 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15576 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15577 not new but only being rescanned.
15578 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15579 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15580 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15581 record_set_info, compute_set, grealloc): Remove.
15582 (recompute_all_luids): New function.
15583 (gcse_main): Don't compute sets, and don't do related memory
15584 allocations/free-ing. If something changed before the end of the
15585 pass, update LUIDs using recompute_all_luids.
15586 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15587 (free_gcse_mem): Don't free it either.
15588 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15589 Use the df insn LUIDs.
15590 (load_killed_in_block): Likewise.
15591 (compute_hash_table_work): Don't compute reg_set_in_block.
15592 (compute_transp): Use DF_REG_DEF_CHAINs.
15593 (local_cprop_pass): Don't use compute_sets and related functions.
15594 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15595 Use get_max_uid() instead of max_cuid.
15596 (insert_insn_end_basic_block, pre_insert_copy_insn,
15597 update_ld_motion_stores): Don't try to
15598 keep reg_set tables up to date.
15599 (pre_insert_copies): Use df insn LUIDs.
15600 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15601 (reg_set_info): Don't use extra bitmap argument.
15602 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15603 information to compute regs_set_in_block.
15604 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15605 (bypass_jumps): Don't use compute_sets and friends.
15607 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15610 * opts.c (undocumented_msg): Do not leave blank even with
15613 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15615 * c-decl.c (build_enumerator): Allow values folding to integer
15616 constants but not integer constant expressions with a pedwarn if
15619 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15622 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15623 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15624 type is an integer constant.
15626 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15629 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15632 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15635 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15636 with variably modified return type and no storage class
15637 specifiers, except for the case of nested functions. Distinguish
15638 extern declarations of functions with variably modified return
15639 types from those of objects with variably modified types.
15641 2009-04-25 Jan Hubicka <jh@suse.cz>
15643 * tree.c (list_equal_p): New function.
15644 * tree.h (list_equal_p): Declare.
15645 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15646 basic_block_def, basic_block, const_basic_block): New.
15647 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15648 (redirect_eh_edge): New function.
15649 (make_eh_edge_update_phi): EH edges are not abnormal.
15650 * except.c: Include tree-flow.h.
15651 (list_match): New function.
15652 (eh_region_replaceable_by_p): New function.
15653 (replace_region): New function.
15654 (hash_type_list): New function.
15655 (hash_eh_region): New function.
15656 (eh_regions_equal_p): New function.
15657 (merge_peers): New function.
15658 (remove_unreachable_regions): Verify EH tree when checking;
15660 (copy_eh_region_1): New function.
15661 (copy_eh_region): New function.
15662 (push_reachable_handler): New function.
15663 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15664 regions without label but with live RESX.
15665 * except.h (redirect_eh_edge_to_label): New.
15666 * tree-flow.h (redirect_eh_edge): New.
15667 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15668 basic_block_def, basic_block, const_basic_block): Remove.
15669 * Makefile.in (except.o): Add dependency on tree-flow.h
15670 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15671 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15674 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15677 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15678 on the destination of memcpy.
15680 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15682 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15683 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15684 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15686 2009-04-25 Jan Hubicka <jh@suse.cz>
15688 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15689 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15690 to be reached by different label than left.
15691 (update_eh_edges): Update comment; remove edge_to_remove if possible
15692 and return true if suceeded.
15693 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15694 (cleanup_eh): Compute sharing map.
15695 * except.c (remove_eh_handler_and_replace): Add argument if we should
15697 (remove_unreachable_regions): Update for label sharing.
15698 (label_to_region_map): Likewise.
15699 (get_next_region_sharing_label): New function.
15700 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15702 (remove_eh_handler): Update.
15703 (remove_eh_region_and_replace_by_outer_of): New function.
15704 * except.h (struct eh_region): Add next_region_sharing_label.
15705 (remove_eh_region_and_replace_by_outer_of,
15706 get_next_region_sharing_label): Declare.
15707 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15709 2009-04-25 Jan Hubicka <jh@suse.cz>
15711 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15712 insert code even if they are not critical.
15714 2009-04-25 Jan Hubicka <jh@suse.cz>
15716 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15717 (gimple_can_remove_branch_p): EH edges won't remove branch by
15719 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15720 updating of non-abnormal EH edges.
15721 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15722 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15723 (split_critical_edges): Split also edges where emitting code on them
15724 will lead to splitting later.
15726 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15727 H.J. Lu <hongjiu.lu@intel.com>
15730 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15731 the configured assembler supports fildq and fistpq mnemonics.
15732 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15733 * configure: Regenerated.
15734 * config.in: Ditto.
15736 * config/i386/i386.c (print_operand): Handle 'Z'.
15737 ['z']: Remove handling of special fild/fist suffixes.
15738 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15739 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15740 suffix of fild insn.
15741 (*floatsi<mode>2_vector_mixed): Ditto.
15742 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15743 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15744 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15745 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15746 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15748 2009-04-25 Ben Elliston <bje@au.ibm.com>
15750 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15751 the source of a set operation.
15753 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15755 * target.h (struct gcc_target): Add case_values_threshold field.
15756 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15757 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15758 * targhooks.c (default_case_values_threshold): New function.
15759 * targhooks.h (default_case_values_threshold): Declare function.
15760 * stmt.c (expand_case): Use case_values_threshold target hook.
15761 * expr.h (case_values_threshold): Remove declartation.
15762 * expr.c (case_values_threshold): Remove function.
15763 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15765 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15766 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15767 (avr_case_values_threshold): Declare as static.
15768 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15770 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15771 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15772 (mn10300_case_values_threshold): New function.
15774 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15776 * ira.c (setup_cover_and_important_classes): Add enum cast.
15778 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15780 * genpreds.c (write_enum_constraint_num): Output definition of
15781 CONSTRAINT_NUM_DEFINED_P macro.
15782 * ira.c (setup_cover_and_important_classes): Use
15783 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15785 2009-04-24 DJ Delorie <dj@redhat.com>
15787 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15788 __SH2A_SINGLE_ONLY__ also.
15790 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15792 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15793 (movdf_internal): Ditto.
15794 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15795 SFmode and DFmode constants.
15796 (ia64_print_operand): Add 'G' format for printing
15797 floating point constants.
15799 2009-04-24 Richard Guenther <rguenther@suse.de>
15801 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15802 from unsigned additions.
15804 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15806 * c-typeck.c (set_init_index): Allow array designators that are
15807 not integer constant expressions with a pedwarn if pedantic.
15809 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15811 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15812 zero if no overlap in nonzero bits between the operands.
15814 2009-04-24 Ian Lance Taylor <iant@google.com>
15816 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15817 (record_dead_and_set_regs): Likewise.
15818 * df.h (struct df_mw_hardreg): Change flags field to int.
15819 (struct df_base_ref): Likewise.
15820 (struct df): Change changeable_flags field to int.
15821 * df-scan.c (df_defs_record): Change clobber_flags to int.
15822 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15823 constants rather than #define macros.
15824 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15825 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15826 (enum dwarf_calling_convention): Likewise.
15827 (enum dwarf_line_number_x_ops): Likewise.
15828 (enum dwarf_call_frame_info): Likewise.
15829 (enum dwarf_source_language): Likewise.
15830 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15831 (add_calling_convention_attribute): Likewise.
15832 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15833 (combine_comparisons): Change compcode to int. Add cast to enum type.
15834 * genrecog.c (maybe_both_true_2): Change c to int.
15835 (write_switch): Likewise. Add cast to enum type.
15836 * gimplify.c (gimplify_omp_for): Handle return values from
15837 gimplify_expr using MIN rather than bitwise or.
15838 (gimplify_expr): Add cast to enum type.
15839 * ipa-prop.c (update_jump_functions_after_inlining): Change
15840 IPA_BOTTOM to IPA_JF_UNKNOWN.
15841 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15842 Add casts to enum type.
15843 (setup_cover_and_important_classes): Change cl to int. Add casts
15845 (setup_class_translate): Change cl and mode to int.
15846 (ira_init_once): Change mode to int.
15847 (free_register_move_costs): Likewise.
15848 (setup_prohibited_mode_move_regs): Add casts to enum type.
15849 * langhooks.c (add_builtin_function_common): Rework assertion that
15850 value fits bitfield.
15851 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15852 * omega.c (omega_do_elimination): Avoid math on enum types.
15853 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15854 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15855 int local to handle integral_argment value.
15856 * regmove.c (try_auto_increment): Change PUT_MODE to
15858 * reload.c (push_secondary_reload): Add casts to enum type.
15859 (secondary_reload_class, find_valid_class): Likewise.
15860 * reload1.c (emit_input_reload_insns): Likewise.
15861 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15862 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15863 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15865 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15866 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15868 (expand_complex_libcall): Add casts to enum type.
15869 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15870 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15871 with ERROR_MARK, not NUM_TREE_CODES.
15872 (vect_create_epilog_for_reduction): Likewise.
15873 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15874 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15875 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15877 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15878 vect_unused_in_loop. Change 0 to loop_vect.
15879 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15880 * var-tracking.c (get_init_value): Change return type to enum
15882 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15883 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15885 (arm_override_options): Add casts to enum type.
15886 (arm_emit_tls_decoration): Likewise.
15887 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15889 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15890 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15891 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15893 * config/s390/s390.c (code_for_builtin_64): Change to array of
15895 (code_for_builtin_31): Likewise.
15896 (s390_expand_builtin): Change code_for_builtin to enum insn_code
15898 * config/sparc/sparc.c (sparc_override_options): Change value
15899 field in struct code_model to enum cmodel. In initializer change
15900 0 to NULL and add cast to enum type.
15902 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
15903 Change all callers. Issue a -Wc++-compat warning using
15904 lhs_origtype if necessary.
15905 (convert_for_assignment): Issue -Wc++-compat warnings about
15906 invalid conversions to enum type on assignment.
15907 * c-common.h (build_modify_expr): Update declaration.
15909 2009-04-24 Nick Clifton <nickc@redhat.com>
15911 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
15912 (function_arg_advance): Likewise.
15913 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
15916 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15918 * config/s390/constraints.md ('I', 'J'): Fix condition.
15920 2009-04-24 Diego Novillo <dnovillo@google.com>
15922 * gengtype-parse.c (parse_error): Add newline after message.
15924 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15926 * config/i386/sse.md (avxmodesuffixs): Removed.
15927 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
15928 (*avx_pinsr<ssevecsize>): This.
15930 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15932 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
15933 follow chains of regs with a single definition, and allow expressions
15934 that are function_invariant_p.
15935 (simple_rhs_p): Allow expressions that are function_invariant_p.
15937 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
15939 PR middle-end/39867
15940 * fold-const.c (fold_cond_expr_with_comparison): When folding
15941 > and >= to MAX, make sure the MAX uses the same type as the
15942 comparison's operands.
15944 2009-04-24 Nick Clifton <nickc@redhat.com>
15946 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
15947 addressing for DImode accesses.
15948 (frv_print_operand_address): Handle PLUS case.
15949 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
15951 2009-04-24 Jakub Jelinek <jakub@redhat.com>
15953 PR rtl-optimization/39794
15954 * alias.c (canon_true_dependence): Add x_addr argument.
15955 * rtl.h (canon_true_dependence): Adjust prototype.
15956 * cse.c (check_dependence): Adjust canon_true_dependence callers.
15957 * cselib.c (cselib_invalidate_mem): Likewise.
15958 * gcse.c (compute_transp): Likewise.
15959 * dse.c (scan_reads_nospill): Likewise.
15960 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
15961 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
15962 canon_base_addr of the group, plus optional offset.
15963 (struct group_info): Rename canon_base_mem to
15965 (get_group_info): Set canon_base_addr to canon_rtx of base, not
15966 canon_rtx of base_mem.
15968 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
15970 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
15971 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
15973 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15975 * config/spu/spu-builtins.h: Delete file.
15977 * config/spu/spu.h (enum spu_builtin_type): Move here from
15979 (struct spu_builtin_description): Likewise. Add GTY marker.
15980 Do not use enum spu_function_code or enum insn_code.
15981 (spu_builtins): Add extern declaration.
15983 * config/spu/spu.c: Do not include "spu-builtins.h".
15984 (enum spu_function_code, enum spu_builtin_type_index,
15985 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
15986 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
15987 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
15988 unsigned_V2DI_type_node): Move here from spu-builtins.h.
15989 (spu_builtin_types): Make static. Add GTY marker.
15990 (spu_builtins): Add extern declaration with GTY marker.
15991 Include "gt-spu.h".
15993 * config/spu/spu-c.c: Do not include "spu-builtins.h".
15994 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
15995 Check programmatically whether all parameters are scalar.
15997 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
15999 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
16001 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
16002 assignment from the constructor either if the target is volatile.
16004 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
16006 * config/arm/arm.md (insv): Do not share operands[0].
16008 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
16010 * config/vxlib-tls.c (active_tls_threads): Delete.
16011 (delete_hook_installed): New.
16012 (tls_delete_hook): Don't delete the delete hook.
16013 (tls_destructor): Delete it here.
16014 (__gthread_set_specific): Adjust installing the delete hook.
16015 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
16016 __gthread_leave_tsd_dtor_context.
16018 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
16020 * c-format.c (gcc_tdiag_char_table): Add support for %E.
16022 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
16024 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
16026 (alpha_rtx_costs): Ditto.
16027 (emit_unlikely_jump): Use add_reg_note.
16028 (emit_frame_store_1): Ditto.
16029 (alpha_expand_prologue): Ditto.
16030 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16031 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
16033 2009-04-23 Nick Clifton <nickc@redhat.com>
16035 * config/v850/v850.md (epilogue): Remove suppressed code.
16036 (return): Rename to return_simple and remove test of frame size.
16037 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
16038 to gen_return_simple.
16040 2009-04-22 Jing Yu <jingyu@google.com>
16043 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
16045 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16048 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
16049 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
16050 value is a VECTOR_CST, the element type is the element type of the
16053 2009-04-22 DJ Delorie <dj@redhat.com>
16055 * config/m32c/m32c.h: Update GTY annotations to new syntax.
16057 2009-04-22 Jakub Jelinek <jakub@redhat.com>
16059 * alias.c (find_base_term): Move around LO_SUM case, so that
16060 CONST falls through into PLUS/MINUS handling.
16063 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
16064 into 0, use omit_one_operand.
16066 2009-04-23 Ben Elliston <bje@au.ibm.com>
16068 * config/rs6000/linux-unwind.h (get_regs): Remove type
16069 puns. Change the type of `pc' to an array of unsigned ints and
16070 update all users. Constify frame24.
16072 2009-04-22 DJ Delorie <dj@redhat.com>
16074 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
16075 declarations before code.
16076 (current_function_special_page_vector): Likewise.
16077 (m32c_expand_insv): Silence a warning.
16079 2009-04-21 Taras Glek <tglek@mozilla.com>
16081 * alias.c: Update GTY annotations to new syntax.
16082 * basic-block.h: Likewise.
16083 * bitmap.h: Likewise.
16084 * c-common.h: Likewise.
16085 * c-decl.c: Likewise.
16086 * c-parser.c: Likewise.
16087 * c-pragma.c: Likewise.
16088 * c-tree.h: Likewise.
16089 * cfgloop.h: Likewise.
16090 * cgraph.h: Likewise.
16091 * config/alpha/alpha.c: Likewise.
16092 * config/arm/arm.h: Likewise.
16093 * config/avr/avr.h: Likewise.
16094 * config/bfin/bfin.c: Likewise.
16095 * config/cris/cris.c: Likewise.
16096 * config/darwin.c: Likewise.
16097 * config/frv/frv.c: Likewise.
16098 * config/i386/i386.c: Likewise.
16099 * config/i386/i386.h: Likewise.
16100 * config/i386/winnt.c: Likewise.
16101 * config/ia64/ia64.h: Likewise.
16102 * config/iq2000/iq2000.c: Likewise.
16103 * config/mips/mips.c: Likewise.
16104 * config/mmix/mmix.h: Likewise.
16105 * config/pa/pa.c: Likewise.
16106 * config/pa/pa.h: Likewise.
16107 * config/rs6000/rs6000.c: Likewise.
16108 * config/s390/s390.c: Likewise.
16109 * config/sparc/sparc.c: Likewise.
16110 * config/xtensa/xtensa.c: Likewise.
16111 * cselib.h: Likewise.
16112 * dbxout.c: Likewise.
16113 * dwarf2out.c: Likewise.
16114 * except.c: Likewise.
16115 * except.h: Likewise.
16116 * fixed-value.h: Likewise.
16117 * function.c: Likewise.
16118 * function.h: Likewise.
16119 * gimple.h: Likewise.
16120 * integrate.c: Likewise.
16121 * optabs.c: Likewise.
16122 * output.h: Likewise.
16123 * real.h: Likewise.
16125 * stringpool.c: Likewise.
16126 * tree-data-ref.c: Likewise.
16127 * tree-flow.h: Likewise.
16128 * tree-scalar-evolution.c: Likewise.
16129 * tree-ssa-address.c: Likewise.
16130 * tree-ssa-alias.h: Likewise.
16131 * tree-ssa-operands.h: Likewise.
16132 * tree.c: Likewise.
16133 * tree.h: Likewise.
16134 * varasm.c: Likewise.
16135 * varray.h: Likewise.
16137 * coretypes.h: Do not define GTY macro if it is already defined.
16138 * doc/gty.texi: Update GTY documentation to new syntax.
16139 * gengtype-lex.l: Enforce attribute-like syntax for GTY
16140 annotations on structs.
16141 * gengtype-parse.c: Likewise.
16143 2009-04-22 Mark Heffernan <meheff@google.com>
16145 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
16147 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16149 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
16152 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16154 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
16155 the same as a PLUS without a shift. Increase the cost of a
16158 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16160 * Makefile.in: Update dependencies.
16161 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
16162 * errors.h: Remove bogus comment about compatibility.
16163 (warning): Update declaration.
16164 * genautomata.c: Update all calls to warning.
16165 * gimple.c: Do not include errors.h. Include toplev.h.
16166 * tree-ssa-structalias.c: Do not include errors.h.
16167 * omega.c: Likewise.
16168 * tree-ssa-reassoc.c: Likewise.
16169 * config/spu/spu-c.c: Likewise.
16170 * config/spu/t-spu-elf: Update dependencies.
16172 2009-04-22 Richard Guenther <rguenther@suse.de>
16174 PR tree-optimization/39824
16175 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
16176 make sure the types are compatible.
16178 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16181 * c-common.c (c_parse_error): Take a token_flags parameter.
16182 Use token_type for the token type instead.
16183 Pass token_flags to cpp_type2name.
16184 * c-common.h (c_parse_error): Update declaration.
16185 * c-parser.c (c_parser_error): Pass 0 as token flags.
16187 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16189 PR rtl-optimization/39580
16190 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16192 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16194 * function.c (expand_function_end): Do not emit a jump to the "naked"
16195 return label for fall-through returns.
16196 * except.c (sjlj_emit_function_exit): Always place the call to the
16197 unregister function at the location installed by expand_function_end.
16199 2009-04-22 Richard Guenther <rguenther@suse.de>
16201 PR tree-optimization/39845
16202 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16203 (gen_inbound_check): Likewise.
16205 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16207 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16209 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16210 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16212 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16214 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16215 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16216 shift counts to avoid out-of-bounds array accesses.
16218 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16220 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16221 (Pmode): Move above.
16223 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16225 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16226 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16227 GET_CODE macro. Use IN_RANGE macro where appropriate.
16228 * config/alpha/alpha.h: Ditto.
16229 * config/alpha/alpha.md: Ditto.
16230 * config/alpha/constraints.md: Ditto.
16231 * config/alpha/predicates.md: Ditto.
16233 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16235 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16236 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16237 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16238 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16239 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16240 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16241 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16242 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16243 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16244 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16245 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16246 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16247 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16248 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16249 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16250 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16251 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16252 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16253 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16254 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16255 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16256 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16257 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16258 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16259 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16260 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16261 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16263 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16265 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16266 references from comments.
16267 * cfgbuild.c: (count_basic_blocks): Delete.
16268 (find_basic_blocks_1): Delete.
16269 (find_basic_blocks): Delete.
16270 * except.c (finish_eh_generation): Make static. Move comment from
16271 except.h here. Remove find_basic_blocks references from comments.
16272 * except.h (finish_eh_generation): Delete.
16273 * basic-block.h (find_basic_blocks): Delete.
16274 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16276 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16278 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16279 (sdbout_parms): Likewise.
16281 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16283 * config/sh/sh.c (prepare_cbranch_operands): Use
16284 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16285 (expand_cbranchdi4): Likewise.
16286 (from_compare): Add cast to enum type.
16287 (expand_cbranchsi4): Use add_reg_note.
16288 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16289 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16290 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16291 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16292 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16293 instead of CODE_FOR_nothing.
16294 (cbranchdi4): Likewise. Fix the order of arguments for
16296 (push_fpscr): Use add_reg_note.
16297 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16298 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16300 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16302 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16303 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16304 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16305 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16306 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16307 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16308 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16309 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16310 config/alpha/x-vms, config/arc/t-arc,
16311 config/arm/README-interworking, config/arm/arm-c.c,
16312 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16313 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16314 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16315 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16316 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16317 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16318 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16319 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16320 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16321 config/cris/t-elfmulti, config/crx/t-crx,
16322 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16323 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16324 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16325 config/h8300/t-h8300, config/i386/athlon.md,
16326 config/i386/darwin-libgcc.10.4.ver,
16327 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16328 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16329 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16330 config/i386/t-linux64, config/i386/t-nwld,
16331 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16332 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16333 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16334 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16335 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16336 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16337 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16338 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16339 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16340 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16341 config/m68k/t-uclinux, config/mcore/t-mcore,
16342 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16343 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16344 config/mips/crtn.asm, config/mips/irix-crti.asm,
16345 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16346 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16347 config/mips/mips-fixed.md, config/mips/sb1.md,
16348 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16349 config/mips/t-iris6, config/mips/t-isa3264,
16350 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16351 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16352 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16353 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16354 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16355 config/mn10300/t-linux, config/mn10300/t-mn10300,
16356 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16357 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16358 config/picochip/libgccExtras/clzsi2.asm,
16359 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16360 config/rs6000/darwin-libgcc.10.4.ver,
16361 config/rs6000/darwin-libgcc.10.5.ver,
16362 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16363 config/rs6000/t-aix43, config/rs6000/t-aix52,
16364 config/rs6000/t-darwin, config/rs6000/t-fprules,
16365 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16366 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16367 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16368 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16369 config/rs6000/t-rtems, config/rs6000/t-spe,
16370 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16371 config/score/t-score-elf, config/sh/divcost-analysis,
16372 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16373 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16374 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16375 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16376 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16377 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16378 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16379 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16380 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16381 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16382 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16383 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16384 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16385 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16386 * config/h8300/genmova.sh: Include copyright and license notices
16387 in generated output.
16388 * config/h8300/mova.md: Regenerate.
16389 * doc/install.texi2html: Include word "Copyright" in copyright
16390 notice and use name "Free Software Foundation, Inc.".
16391 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16392 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16393 ChangeLog-2007, ChangeLog-2008: Correct dates.
16395 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16397 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16398 NE_EXPR operations as well.
16399 * c-parser.c (c_parser_condition): Do not set location information on
16401 (c_parser_conditional_expression): Likewise.
16402 (c_parser_binary_expression): Set location information on operators.
16403 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16404 TRUTH_NOT_EXPR has been folded.
16405 * fold-const.c (fold_truth_not_expr): Copy location information from
16406 the incoming expression to the outgoing one.
16407 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16408 recursive calls on the LHS of the operator but pass that of the
16409 operator to recursive calls on the RHS of the operator. Set it
16411 (shortcut_cond_expr): Set the locus of the operator on the second
16412 COND_EXPR and that of the expression on the first in degenerate cases.
16413 Pass the locus of the expression to calls to shortcut_cond_r.
16414 Set the locus of the 'then' block on the associated jump, if any.
16415 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16416 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16417 expression to call to gimplify_boolean_expr.
16419 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16421 * config.gcc: Add additional configuration for
16422 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16423 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16424 (CPP_SPEC): Redefine for allowing -municode option.
16425 (STARTFILE_SPEC): Likewise.
16426 * config/i386/t-mingw-w64: New.
16427 * config/i386/mingw-w64.opt: New.
16428 (municode): Add new target option.
16429 * doc/invoke.texi (municode): Add documentation for new option.
16431 2009-04-21 Ian Lance Taylor <iant@google.com>
16433 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16434 Correct test for number of arguments.
16435 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16437 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16439 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16440 argument of emit_library_call.
16442 2009-04-21 Richard Guenther <rguenther@suse.de>
16444 PR middle-end/39829
16445 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16446 inside VIEW_CONVERT_EXPRs.
16448 2009-04-21 Martin Jambor <mjambor@suse.cz>
16450 * tree-switch-conversion.c (build_constructors): Split a long line.
16451 (constructor_contains_same_values_p): New function.
16452 (build_one_array): Create assigns of constants if possible, do not
16453 call mark_sym_for_renaming, call update_stmt.
16454 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16455 make_rename_temp. Do not call mark_symbols_for_renaming, call
16457 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16458 find_new_referenced_vars, call update_stmt.
16459 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16460 instead of calling make_rename_temp. Do not call
16461 find_new_referenced_vars or mark_symbols_for_renaming, call
16464 2009-04-21 Richard Guenther <rguenther@suse.de>
16466 PR tree-optimization/39827
16467 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16468 (tree_ssa_phiprop): Pass the correct array size.
16470 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16472 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16474 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16477 * c-typeck.c (lvalue_p): Move declaration ...
16478 * c-common.h (lvalue_p): ... to here.
16479 * c-common.c (candidate_equal_p): New.
16480 (add_tlist): Use it.
16481 (merge_tlist): Use it.
16482 (warn_for_collisions_1): Likewise.
16483 (warning_candidate_p): Accept more candidates.
16484 (verify_tree): A warning candidate can be an expression. Use
16487 2009-04-21 Ben Elliston <bje@au.ibm.com>
16490 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16491 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16492 options. Remove -mcall-solaris documentation.
16494 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16497 * doc/invoke.texi (-Wlong-long): Update description.
16498 * c-lex (interpret_integer): Only warn if there was no previous
16499 overflow and -Wlong-long is enabled.
16500 * c-decl.c (declspecs_add_type): Drop redundant flags.
16501 * c.opt (Wlong-long): Init to -1.
16502 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16503 and front-end warn_long_long. Wlong-long only depends on other
16504 flags if it is uninitialized.
16505 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16506 the same for CPP and FE.
16507 (restore_extension_diagnostics): Likewise.
16509 2009-04-20 Ian Lance Taylor <iant@google.com>
16511 Fix enum conversions which are invalid in C++:
16512 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16513 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16514 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16515 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16516 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16517 (dbxout_parms): Likewise.
16518 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16519 (df_clear_flags): Likewise.
16520 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16521 top_flag parameter to int.
16522 (df_chain_create_bb_process_use): Likewise.
16523 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16525 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16526 (df_ref_create_structure, df_def_record_1): Likewise.
16527 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16528 (df_notes_rescan): Change 0 to VOIDmode in function call.
16529 (df_get_call_refs, df_insn_refs_collect): Likewise.
16530 (df_bb_regs_collect): Likewise.
16531 (df_entry_block_defs_collect): Likewise.
16532 (df_exit_block_uses_collect): Likewise.
16533 * df.h: Update declarations.
16534 * double-int.c (double_int_divmod): Add cast to enum type.
16535 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16536 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16537 (based_loc_descr): Likewise.
16538 (loc_descriptor_from_tree_1): Change first_op and second_op to
16539 enum dwarf_location_atom. Add cast to enum type.
16540 * expmed.c (init_expmed): Change 0 to SET in function call.
16541 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16542 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16543 (do_store_flag): Likewise.
16544 * fixed-value.h (struct fixed_value): Change mode to enum
16546 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16547 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16549 (insert_insn_decl, insert_decl, insert_state): Likewise.
16550 (automata_list_finish): Likewise.
16551 * genrecog.c (process_define_predicate): Add cast to enum type.
16552 * gensupport.c (init_predicate_table): Add cast to enum type.
16553 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16555 (gimple_build_call_1, gimple_build_label): Likewise.
16556 (gimple_build_goto, gimple_build_asm_1): Likewise.
16557 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16558 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16559 (enum fallback): Rename from enum fallback_t.
16560 (fallback_t): Typedef as int.
16561 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16562 GSI_SAME_STMT in function call.
16563 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16565 (setup_reg_class_relations): Likewise.
16566 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16567 (setup_prohibited_class_mode_regs): Add cast to enum type.
16568 (setup_prohibited_mode_move_regs): Likewise.
16569 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16570 (record_address_regs): Change i to enum reg_class.
16571 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16572 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16573 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16574 (GET_MODE_2XWIDER_MODE): Likewise.
16575 (GET_CLASS_NARROWEST_MODE): Likewise.
16576 * omp-low.c (expand_omp_for): Add cast to enum type.
16577 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16578 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16579 * postreload.c (reload_cse_simplify_operands): Change rclass local
16581 * predict.c (combine_predictions_for_insn): Change best_predictor
16582 and predictor to enum br_predictor.
16583 (combine_predictions_for_bb): Likewise.
16584 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16585 use SET_PREDICT_EXPR_OUTCOME.
16586 * real.c (real_arithmetic): Change icode to code in function call.
16587 * reginfo.c (init_move_cost): Add casts to enum type.
16588 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16589 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16591 * reload.c (find_valid_class): Add casts to enum type.
16592 (push_reload): Change 0 to NO_REGS in function call.
16593 (find_reloads): Change this_alternative to array of enum
16594 reg_class. Remove some now-unnecessary casts.
16595 (make_memloc): Change 0 to VOIDmode in function call.
16596 * reload1.c (reload): Change 0 to VOIDmode in function call.
16597 (eliminate_regs_1, elimination_effects): Likewise.
16598 (eliminate_regs_in_insn): Likewise.
16599 (emit_input_reload_insns): Add cast to enum type.
16600 (delete_output_reload): Change 0 to VOIDmode in function call.
16601 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16602 to enum type in function call.
16603 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16604 (SET_PREDICT_EXPR_OUTCOME): Define.
16605 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16606 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16607 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16608 (dump_function): Likewise.
16609 * tree-dump.h: Update declarations.
16610 * tree-pass.h: Update declarations.
16611 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16612 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16614 (arm_rtx_costs_1): Correct parenthesization.
16615 (arm_rtx_costs): Add casts to enum type.
16616 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16617 (vfp_emit_fstmd): Use add_rg_note.
16618 (emit_multi_reg_push, emit_sfm): Likewise.
16619 (thumb_set_frame_pointer): Likewise.
16620 (arm_expand_prologue): Likewise.
16621 (arm_regno_class): Change return type to enum reg_class.
16622 (thumb1_expand_prologue): Use add_reg_note.
16623 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16624 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16626 * config/arm/gentune.sh: Add cast to enum type.
16627 * config/arm/arm-tune.md: Rebuild.
16628 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16629 (ix86_split_fp_branch, predict_jump): Likewise.
16630 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16631 insn_code to enum rtx_code.
16632 (ix86_builtin_vectorized_function): Add cast to enum type.
16633 * config/i386/i386.md (truncdfsf2): Change slot to enum
16635 (truncxf<mode>2, isinf<mode>2): Likewise.
16636 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16638 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16639 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16640 (insert_bundle_state): Change 1 to INSERT in function call.
16641 (ia64_add_bundle_selector_before): Likewise.
16642 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16643 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16644 (restore_stack_nonlocal): Likewise.
16645 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16647 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16649 (mips_rtx_costs): Likewise.
16650 (mips_override_options): Add casts to enum type.
16651 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16653 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16654 (store_reg, set_reg_plus_d): Likewise.
16655 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16656 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16658 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16660 (emit_unlikely_jump): Use add_reg_note.
16661 (rs6000_emit_allocate_stack): Likewise.
16662 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16663 (output_toc): Change 1 to INSERT in function call.
16664 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16665 (rs6000_initialize_trampoline): Likewise.
16666 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16668 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16669 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16670 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16671 (save_gprs): Use add_reg_note.
16672 (s390_emit_prologue): Likewise.
16673 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16674 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16675 (sparc_fold_builtin): Add cast to enum type.
16676 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16678 (spu_expand_prologue): Use add_reg_note.
16679 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16681 2009-04-20 Ian Lance Taylor <iant@google.com>
16683 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16684 (c_parser_postfix_expression_after_primary): Get VEC for list of
16685 arguments. Get original types of arguments. Call
16686 build_function_call_vec.
16687 (cached_expr_list_1, cached_expr_list_2): New static variables.
16688 (c_parser_expr_list): Change return type to VEC *. Add
16689 p_orig_types parameter. Change all callers.
16690 (c_parser_release_expr): New static function.
16691 (c_parser_vec_to_tree_list): New static function.
16692 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16693 call build_function_call_vec.
16694 (build_function_call_vec): New function, based on old
16695 build_function_call.
16696 (convert_arguments): Remove nargs and argarray parameters. Change
16697 values to a VEC. Add origtypes parameter.
16698 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16699 (convert_for_assignment): Add origtype parameter. Change all
16700 callers. If warn_cxx_compat, check for conversion to an enum
16701 type when calling a function.
16702 (store_init_value): Add origtype parameter. Change all callers.
16703 (digest_init): Likewise.
16704 (struct init_node): Add origtype field.
16705 (add_pending_init): Add origtype parameter. Change all callers.
16706 (output_init_element): Likewise.
16707 (output_pending_init_elements): Pass origtype from init_node to
16708 output_init_element.
16709 (process_init_element): Pass origtype from c_expr to
16710 output_init_element.
16711 (c_finish_return): Add origtype parameter. Change all callers.
16712 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16714 (sync_resolve_params): Likewise.
16715 (sync_resolve_return): Change params to first_param. Change caller.
16716 (resolve_overloaded_builtins): Change params to VEC *. Change
16717 callers. Save first parameter around call to build_function_call_vec.
16718 * c-decl.c (finish_decl): Add origtype parameter. Change all
16719 callers. Call build_function_call_vec rather than
16720 build_function_call for cleanup.
16721 * c-tree.h: Update declarations.
16722 * c-common.h: Update declarations.
16723 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16724 params to first_param.
16725 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16726 params parameter from tree to void *.
16727 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16728 Change arglist parameter to have type void *, and to be a pointer
16730 * config/rs6000/rs6000-protos.h
16731 (altivec_resolve_overloaded_builtin): Update declaration.
16732 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16733 fnargs parameter to have type void *, and to be a pointer to a
16734 VEC. Call build_function_call_vec instead of
16735 build_function_call.
16736 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16738 2009-04-20 Joey Ye <joey.ye@intel.com>
16739 Xuepeng Guo <xuepeng.guo@intel.com>
16740 H.J. Lu <hongjiu.lu@intel.com>
16742 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16744 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16745 (IX86_LEA_PRIORITY): Likewise.
16746 (distance_non_agu_define): New function.
16747 (distance_agu_use): Likewise.
16748 (ix86_lea_for_add_ok): Likewise.
16749 (ix86_dep_by_shift_count): Likewise.
16751 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16752 should split for LEA.
16754 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16756 (ix86_dep_by_shift_count): Likewise.
16758 2009-04-20 Richard Guenther <rguenther@suse.de>
16760 * expr.c (handled_component_p): Move ...
16761 * tree.h (handled_component_p): ... here.
16762 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16763 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16764 and REALPART_EXPR to be in one group.
16766 2009-04-20 Richard Guenther <rguenther@suse.de>
16768 * basic-block.h (get_all_dominated_blocks): Declare.
16769 * dominance.c (get_all_dominated_blocks): New function.
16770 * tree-cfg.c (get_all_dominated_blocks): Remove.
16771 (remove_edge_and_dominated_blocks): Adjust.
16772 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16773 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16774 instead of recursing.
16776 2009-04-20 Doug Kwan <dougkwan@google.com>
16778 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16779 (struct cgraph_node_set_def): New type.
16780 (cgraph_node_set) New type. Also declare vector functions.
16781 (struct cgraph_node_set_element_def): New type.
16782 (cgraph_node_set_element): Ditto.
16783 (cgraph_node_set_iterator): New iterator type.
16784 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16785 cgraph_node_set_remove, dump_cgraph_node_set,
16786 debug_cgraph_node_set): New prototypes.
16787 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16788 cgraph_node_set_size): New inlines.
16789 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16790 including cgraph.h.
16791 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16792 argument to function 'write_summary'.
16793 * ipa.c: Include ggc.h.
16794 (hash_cgraph_node_set_element,
16795 eq_cgraph_node_set_element, cgraph_node_set_new,
16796 cgraph_node_set_add, cgraph_node_set_remove,
16797 cgraph_node_set_find, dump_cgraph_node_set,
16798 debug_cgraph_node_set): New functions.
16799 * Makefile.in (ipa.o): Add dependency on GGC_H.
16801 2009-04-20 Ira Rosen <irar@il.ibm.com>
16803 PR tree-optimization/39675
16804 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16805 check of the return code of vect_schedule_slp. Check that
16806 stmt_vec_info still exists for the statement, before checking its
16807 vectorization type.
16809 2009-04-20 Michael Matz <matz@suse.de>
16811 * Makefile.in (generated_files): Take out $(simple_generated_c).
16813 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16815 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16816 (UINTPTR_TYPE): Likewise.
16818 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16821 * c-typeck.c (digest_init): Check for initializing an array with a
16824 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16827 * c-semantics.c (pop_stmt_list): Propagate
16828 STATEMENT_LIST_HAS_LABEL to parent statement list.
16830 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16832 * config/mips/mips.h (mips_tune_attr): New macro.
16833 * config/mips/mips.md (cpu): Use it.
16835 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16838 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16841 2009-04-19 Diego Novillo <dnovillo@google.com>
16843 * toplev.c (compile_file): Move call to coverage_finish ...
16844 * cgraphunit.c (ipa_passes): ... here.
16845 Call cgraph_process_new_functions.
16846 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16847 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16849 2009-04-19 Jan Hubicka <jh@suse.cz>
16851 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16853 (dump_cgraph_node): Dump can throw external flag.
16854 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16856 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16860 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16861 * common.opt (Wlogical-op): Move from here...
16862 * c.opt (Wlogical-op): ... to here.
16863 * c-typeck.c (parser_build_binary_op): Update call to
16864 warn_logical_operator.
16865 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16867 * c-common.c (warn_logical_op): Update.
16868 * c-common.h (warn_logical_op): Update declaration.
16870 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16872 * tree.c (protected_set_expr_location): Fix formatting.
16874 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16877 * c-typeck.c (readonly_warning): new.
16878 (build_unary_op, build_modify_expr): Use readonly_warning for
16879 storing into something readonly but not const-qualified.
16881 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16884 * c-typeck.c (build_unary_op): Check for taking address of
16885 expression of type void.
16887 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16890 * c-typeck.c (build_function_call): Check for calling a function
16891 with qualified void return types. Call require_complete_type when
16894 2009-04-18 Jan Hubicka <jh@suse.cz>
16896 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
16898 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
16899 can_throw_external flag.
16900 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
16901 * ipa-pure-const.c (ignore_edge): New function.
16902 (propagate): Compute order for NOTHROW computation; set NOTHROWs
16903 only over can_throw_external edges.
16904 (local_pure_const): Add nothrow flag.
16905 * ipa-utils.c (searchc): Add ignore_edge callback.
16906 (ipa_utils_reduced_inorder): Add ignore_edge callback.
16907 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
16908 (set_nothrow_function_flags): Update cgraph.
16909 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
16911 2009-04-18 Richard Guenther <rguenther@suse.de>
16913 PR middle-end/39804
16914 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
16915 (fold_stmt): ... this and ...
16916 (fold_stmt_inplace): ... this.
16917 (fold_stmt_1): Fold references in calls and asms.
16918 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
16920 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16922 * tree-vrp.c (ssa_name_nonzero_p): Remove.
16923 * tree.h: Remove the prototype for ssa_name_nonzero_p.
16925 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16927 * tree.c (function_args_count): Remove.
16928 * tree.h: Remove the prototype for function_args_count.
16930 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16932 * tree-iterator.c (expr_only): Remove.
16933 * tree.h: Remove the prototype for expr_only.
16935 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16937 * reginfo.c (cannot_change_mode_set_regs): Remove.
16938 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16940 2009-04-08 Anatoly Sokolov <aesok@post.ru>
16942 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
16943 whether operands 0 and 1 overlaps.
16945 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
16947 PR middle-end/36902
16948 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
16949 pointer. Use warning_at instead of warning.
16950 (search_for_addr_array): Likewise.
16951 (check_array_bounds): Likewise.
16952 (check_all_array_refs): Check that the incoming edge is not in the
16953 list of edges to be removed.
16954 (check_all_array_refs): Avoid the temporal pointer.
16955 (vrp_visit_cond_stmt): Fix typo.
16956 (simplify_switch_using_ranges): Handle the case where the switch
16957 index is an integer constant.
16959 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
16961 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
16963 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16965 * doc/extend.texi, doc/invoke.texi: Fix typos.
16967 2009-04-17 Cary Coutant <ccoutant@google.com>
16969 * tree-flow-inline.h (get_lineno): Fix inverted test.
16971 2009-04-17 Diego Novillo <dnovillo@google.com>
16973 * tree-ssa-pre.c (create_expression_by_pieces): Remove
16974 assertion for AVAIL_OUT.
16976 2009-04-17 Mike Frysinger <vapier@gentoo.org>
16979 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
16980 * config/sh/linux-atomic.asm: Likewise.
16982 2009-04-17 Diego Novillo <dnovillo@google.com>
16984 * except.c (debug_eh_tree): New.
16985 (struct eh_region, struct eh_status): Move ...
16986 * except.h: ... here.
16987 (add_type_for_runtime): Declare extern.
16988 (lookup_type_for_runtime): Likewise.
16989 (debug_eh_tree): Declare.
16990 * Makefile.in (GTFILES): List except.h before except.c
16992 2009-04-17 Diego Novillo <dnovillo@google.com>
16994 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
16995 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
16996 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
16997 (find_vars_r): ... here.
16998 * tree-flow.h (find_referenced_vars_in): Declare.
16999 * tree-ssa-pre.c (create_expression_by_pieces): Assert
17000 that AVAIL_OUT exists for BLOCK.
17001 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
17002 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
17003 (tree-parloops.o): Likewise.
17005 2009-04-17 Simon Baldwin <simonb@google.com>
17007 * toplev.c (default_tree_printer): Add handling for %E format.
17009 2009-04-17 Diego Novillo <dnovillo@google.com>
17011 * tree-pretty-print.c (dump_generic_node): Add break after
17012 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
17013 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
17014 FUNCTION_TYPE together. Call print_struct_decl when printing
17015 structures and TDF_SLIM is not given.
17016 (print_struct_decl): Fix logic for detecting recursion.
17018 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17021 * gcc.c (create_at_file): New.
17022 (compile_input_file_p): New.
17023 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
17024 * main.c (main): Update call to toplev_main.
17025 * toplev.c (toplev_main): Change signature. Call expandargv.
17026 * toplev.h (toplev_main): Change signature.
17028 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17030 * dwarf2out.c (field_byte_offset): Use the type size as the field size
17031 if the latter is not constant.
17033 2009-04-17 David Edelsohn <edelsohn@gnu.org>
17035 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
17037 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17039 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
17040 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
17042 2009-04-17 Richard Guenther <rguenther@suse.de>
17044 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17045 Handle component references view-converting an invariant address.
17047 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
17049 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
17050 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
17051 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
17052 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
17053 Use @deftypevr rather than @deftypevar.
17055 2009-04-17 Richard Guenther <rguenther@suse.de>
17057 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
17058 (get_prop_source_stmt): Likewise.
17059 (can_propagate_from): Likewise.
17061 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
17063 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
17064 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
17065 (--with-multilib-list): Add default value.
17066 * configure: Regenerate.
17067 * Makefile.in (TM_ENDIAN_CONFIG): Define.
17068 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
17069 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
17070 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
17071 Don't add default cpu to multilib list unnecessarily, but do enable
17072 the relevant compiler option..
17073 Add support for --with-multilib-list=<blank> and
17074 --with-multilib-list=!<somelib> to supress unwanted multilibs.
17075 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
17076 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
17077 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
17078 TM_MULTILIB_CONFIG.
17079 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
17080 (MULTILIB_OSDIRNAMES): New variable.
17081 * config/sh/t-1e: Delete file.
17082 * config/sh/t-mlib-sh1: Delete file.
17083 * config/sh/t-mlib-sh2: Delete file.
17084 * config/sh/t-mlib-sh2a: Delete file.
17085 * config/sh/t-mlib-sh2a-nofpu: Delete file.
17086 * config/sh/t-mlib-sh2a-single: Delete file.
17087 * config/sh/t-mlib-sh2a-single-only: Delete file.
17088 * config/sh/t-mlib-sh2e: Delete file.
17089 * config/sh/t-mlib-sh3e: Delete file.
17090 * config/sh/t-mlib-sh4: Delete file.
17091 * config/sh/t-mlib-sh4-nofpu: Delete file.
17092 * config/sh/t-mlib-sh4-single: Delete file.
17093 * config/sh/t-mlib-sh4-single-only: Delete file.
17094 * config/sh/t-mlib-sh4a: Delete file.
17095 * config/sh/t-mlib-sh4a-nofpu: Delete file.
17096 * config/sh/t-mlib-sh4a-single: Delete file.
17097 * config/sh/t-mlib-sh4a-single-only: Delete file.
17098 * config/sh/t-mlib-sh4al: Delete file.
17099 * config/sh/t-mlib-sh5-32media: Delete file.
17100 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
17101 * config/sh/t-mlib-sh5-64media: Delete file.
17102 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
17103 * config/sh/t-mlib-sh5-compact: Delete file.
17104 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
17105 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
17106 * doc/install.texi (Options specification): Add
17107 --with-multilib-list and --with-endian.
17109 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17111 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
17113 (OBJS-common): Add plugin-version.o.
17114 (plugin-version.o): New.
17115 * gcc-plugin.h (plugin_gcc_version): New.
17116 (plugin_default_version_check): New.
17117 (plugin_init_func, plugin_init): Add version argument.
17118 * plugin-version.c: New.
17119 * plugin.c (str_plugin_gcc_version_name): New.
17120 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
17121 pass it to the init function.
17122 (plugin_default_version_check): New.
17124 2009-04-17 Richard Guenther <rguenther@suse.de>
17126 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
17127 for decl-vs-decl disambiguation.
17129 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
17131 * config/s390/s390.h (s390_tune_attr): New macro definition.
17132 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
17134 2009-04-17 Richard Guenther <rguenther@suse.de>
17136 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
17137 (fold_stmt_r): Likewise.
17138 (maybe_fold_reference): New function.
17139 (fold_gimple_assign): Handle cases fold_stmt_r did.
17140 (fold_stmt): Do not use fold_stmt_r.
17141 (fold_stmt_inplace): Likewise.
17143 2009-04-17 Richard Guenther <rguenther@suse.de>
17145 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
17146 (record_equivalences_from_stmt): Remove useless checks and
17148 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
17149 the type is already suitable.
17151 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
17153 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
17155 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
17157 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
17158 (CMPtype): Define as __gcc_CMPtype.
17160 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
17162 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
17163 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
17165 2009-04-17 Richard Guenther <rguenther@suse.de>
17167 PR tree-optimization/39746
17168 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
17169 special-casing for builtins and static variable use/def.
17170 (call_may_clobber_ref_p_1): Likewise.
17172 2009-04-16 Ian Lance Taylor <iant@google.com>
17174 * df.h: Include "timevar.h".
17175 (struct df_problem): Change tv_id field to timevar_id_t.
17176 * tree-pass.h: Include "timevar.h".
17177 (struct opt_pass): Change tv_id field to timevar_id_t.
17178 * timevar.h (timevar_id_t): Define TV_NONE.
17179 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
17180 TV_NONE rather than tv_id != 0.
17181 (execute_one_pass): Likewise.
17182 * Makefile.in (DF_H): Add $(TIMEVAR_H).
17183 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
17184 dependencies to $(TREE_PASS_H).
17185 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
17187 (pass_branch_target_load_optimize2): Likewise.
17188 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17189 (pass_outof_cfg_layout_mode): Likewise.
17190 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17191 (pass_rebuild_cgraph_edges): Likewise.
17192 (pass_remove_cgraph_callee_edges): Likewise.
17193 * df-core.c (pass_df_initialize_opt): Likewise.
17194 (pass_df_initialize_no_opt): Likewise.
17195 (pass_df_finish): Likewise.
17196 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17197 * except.c (pass_set_nothrow_function_flags): Likewise.
17198 (pass_convert_to_eh_region_ranges): Likewise.
17199 * final.c (pass_compute_alignments): Likewise.
17200 * function.c (pass_instantiate_virtual_regs): Likewise.
17201 (pass_init_function): Likewise.
17202 (pass_leaf_regs): Likewise.
17203 (pass_match_asm_constraints): Likewise.
17204 * gimple-low.c (pass_lower_cf): Likewise.
17205 (pass_mark_used_blocks): Likewise.
17206 * init-regs.c (pass_initialize_regs): Likewise.
17207 * integrate.c (pass_initial_value_sets): Likewise.
17208 * ira.c (pass_ira): Likewise.
17209 * jump.c (pass_cleanup_barriers): Likewise.
17210 * omp-low.c (pass_expand_omp): Likewise.
17211 (pass_lower_omp): Likewise.
17212 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17213 * recog.c (pass_split_all_insns): Likewise.
17214 (pass_split_after_reload): Likewise.
17215 (pass_split_before_regstack): Likewise.
17216 (pass_split_before_sched2): Likewise.
17217 (pass_split_for_shorten_branches): Likewise.
17218 * reginfo.c (pass_reginfo_init): Likewise.
17219 (pass_subregs_of_mode_init): Likewise.
17220 (pass_subregs_of_mode_finish): Likewise.
17221 * passes.c (pass_postreload): Likewise.
17222 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17223 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17224 (pass_warn_function_return): Likewise.
17225 (pass_warn_function_noreturn): Likewise.
17226 * tree-complex.c (pass_lower_complex): Likewise.
17227 (pass_lower_complex_O0): Likewise.
17228 * tree-if-conv.c (pass_if_conversion): Likewise.
17229 * tree-into-ssa.c (pass_build_ssa): Likewise.
17230 * tree-mudflap.c (pass_mudflap_1): Likewise.
17231 (pass_mudflap_2): Likewise.
17232 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17233 (pass_mudflap_2): Likewise.
17234 * tree-nrv.c (pass_return_slot): Likewise.
17235 * tree-object-size.c (pass_object_sizes): Likewise.
17236 * tree-optimize.c (pass_all_optimizations): Likewise.
17237 (pass_early_local_passes): Likewise.
17238 (pass_all_early_optimizations): Likewise.
17239 (pass_cleanup_cfg): Likewise.
17240 (pass_cleanup_cfg_post_optimizing): Likewise.
17241 (pass_free_datastructures): Likewise.
17242 (pass_free_cfg_annotations): Likewise.
17243 (pass_fixup_cfg): Likewise.
17244 (pass_init_datastructures): Likewise.
17245 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17246 (pass_late_warn_uninitialized): Likewise.
17247 (pass_update_address_taken): Likewise.
17248 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17249 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17250 (pass_cse_sincos): Likewise.
17251 (pass_convert_to_rsqrt): Likewise.
17252 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17253 * tree-stdarg.c (pass_stdarg): Likewise.
17254 * tree-tailcall.c (pass_tail_recursion): Likewise.
17255 (pass_tail_calls): Likewise.
17256 * tree-vect-generic.c (pass_lower_vector): Likewise.
17257 (pass_lower_vector_ssa): Likewise.
17258 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17260 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17262 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17264 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17266 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17267 logical and signext.
17269 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17272 * config/sh/predicates.md (arith_operand): Check if the operand
17273 of TRUNCATE is a REG.
17275 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17277 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17278 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17280 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17282 * tree-iterator.c (tsi_split_statement_list_after,
17283 tsi_split_statement_list_before): Remove.
17284 * tree-iterator.h: Remove the prototypes for
17285 tsi_split_statement_list_after and tsi_split_statement_list_before.
17287 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17289 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17290 * tree-ssa-propagate.h: Remove the prototype for
17291 stmt_makes_single_load.
17293 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17295 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17296 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17298 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17300 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17302 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17304 * except.c (eh_region_outer_p): Remove.
17305 * except.h: Remove the prototype for eh_region_outer_p.
17307 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17309 * function.c (current_function_assembler_name): Remove.
17310 * function.h: Remove the prototype for
17311 current_function_assembler_name.
17313 2009-04-16 Ian Lance Taylor <iant@google.com>
17315 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17316 (add_reg_note): Call alloc_reg_note.
17317 * rtl.h (alloc_reg_note): Declare.
17318 * combine.c (try_combine): Use alloc_reg_note.
17319 (recog_for_combine, move_deaths): Likewise.
17320 (distribute_notes): Use alloc_reg_note and add_reg_note.
17321 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17322 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17323 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17325 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17327 PR rtl-optimization/39762
17328 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17329 ira_may_move_out_cost): Add comments about way of their usage.
17330 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17332 * ira-conflicts.c (process_regs_for_copy): Use function
17333 ira_get_register_move_cost instead of global
17334 ira_register_move_cost.
17336 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17337 color_pass, move_spill_restore, update_curr_costs): Ditto.
17339 * ira-lives.c (process_single_reg_class_operands): Ditto.
17341 * ira-emit.c (emit_move_list): Ditto.
17343 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17344 (record_reg_classes): Ditto. Use functions
17345 ira_get_register_move_cost and ira_get_may_move_cost instead of
17346 global vars ira_register_move_cost, ira_may_move_out_cost and
17347 ira_may_move_in_cost.
17348 (record_address_regs): Don't call ira_init_register_move_cost.
17349 Use function ira_get_may_move_cost instead of global
17350 ira_may_move_in_cost.
17351 (process_bb_node_for_hard_reg_moves): Use function
17352 ira_get_register_move_cost instead of global ira_register_move_cost.
17353 (ira_costs): Don't call ira_init_register_move_cost.
17355 2009-04-16 Richard Guenther <rguenther@suse.de>
17357 * tree-cfg.c (verify_gimple_assign_binary):
17358 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17359 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17360 (create_general_new_stmt): Note that this function is broken.
17362 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17364 * common.opt (fhelp): Add Var(help_flag).
17365 * gcc-plugin.h (plugin_info): Add help.
17366 * plugin.c (plugin_name_args): Add help.
17367 (register_plugin_info): Set plugin->help.
17368 (print_help_one_plugin): New.
17369 (print_plugins_help): New.
17370 * plugin.h (print_plugins_help): New.
17371 * toplev.c (toplev_main): Call print_plugins_help if needed.
17373 2009-04-16 Richard Guenther <rguenther@suse.de>
17375 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17376 (gimple_ior_addresses_taken_1): New function.
17377 (gimple_ior_addresses_taken): Likewise.
17378 * gimple.h (struct gimple_statement_with_ops_base): Remove
17379 addresses_taken member.
17380 (gimple_ior_addresses_taken): Declare.
17381 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17382 gimple_set_addresses_taken): Remove.
17383 * ipa-reference.c (mark_address): New function.
17384 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17385 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17386 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17387 (gimple_add_to_addresses_taken): Remove.
17388 (get_tmr_operands): Call mark_address_taken.
17389 (get_asm_expr_operands): Likewise.
17390 (get_expr_operands): Likewise.
17391 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17392 (free_stmt_operands): Do not free it.
17393 * tree-ssa.c (delete_tree_ssa): Likewise.
17394 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17396 2009-04-16 Richard Guenther <rguenther@suse.de>
17398 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17399 (walk_stmt_load_store_ops): Likewise.
17400 * gimple.c (get_base_loadstore): New function.
17401 (walk_stmt_load_store_addr_ops): Likewise.
17402 (walk_stmt_load_store_ops): Likewise.
17403 * ipa-pure-const.c (check_op): Simplify.
17404 (check_load, check_store): New functions.
17405 (check_stmt): Use walk_stmt_load_store_ops.
17406 * ipa-reference.c (mark_load): Adjust signature.
17407 (mark_store): Likewise.
17408 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17410 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17412 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17413 (plugin_info): New.
17414 * opts.c (common_handle_option): Don't call print_version.
17415 * plugin.c (plugin_name_args): Add version.
17416 (register_plugin_info): New.
17417 (register_callback): Handle PLUGIN_INFO.
17418 (try_init_one_plugin): New.
17419 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17421 (finalize_one_plugin): New.
17422 (finalize_plugins): New.
17423 (print_one_plugin): New.
17424 (print_plugins_versions): New.
17425 * plugin.h (print_plugins_versions): New.
17426 (finalize_plugins): New.
17427 * toplev.c (compile_file): Don't call initialize_plugins.
17428 (print_version): Call print_plugins_versions.
17429 (toplev_main): Call initialize_plugins. Print version if needed.
17430 Call finalize_plugins.
17432 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17434 * common.opt (fversion): New.
17435 * gcc.c (print_version): New.
17436 (process_command): Don't print the version. Just set print_version.
17437 (main): Print version. Call subprocesses if print_version and
17438 verbose_flag are set.
17439 * opts.c (common_handle_option): Handle OPT_fversion.
17441 2009-04-16 Richard Guenther <rguenther@suse.de>
17442 Ira Rosen <irar@il.ibm.com>
17444 PR tree-optimization/39698
17445 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17446 type of the reduction variable. Only generate the def if
17449 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17450 make sure to first convert to an integer of the same precision.
17451 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17452 the type of the evolution correctly in computing the new
17453 induction variable base.
17455 2009-04-16 Richard Guenther <rguenther@suse.de>
17457 PR middle-end/39625
17458 * tree-cfg.c (make_blocks): Split statements with to-be
17459 abnormal SSA names on the lhs.
17461 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17463 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17464 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17465 * c-typeck.c (really_start_incremental_init): Likewise.
17466 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17467 (TARGET_INITIALIZER): Remove it.
17468 * target.h (struct target): Remove vector_opaque_p.
17469 * tree.c (build_opaque_vector_type): New.
17470 * tree.h (TYPE_VECTOR_OPAQUE): New.
17471 (build_opaque_vector_type): Declare.
17472 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17473 * config/rs6000/rs6000.c (build_opaque_vector_type,
17474 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17475 (rs6000_init_builtins): Use build_opaque_vector_type for
17476 opaque_V4SI_type_node.
17478 2009-04-15 Catherine Moore <clm@codesourcery.com>
17480 * debug.h (set_name): Declare.
17481 * dwarf2out.c (dwarf2out_set_name): Declare.
17482 (dwarf2_debug_hooks): Add set_name.
17483 (find_AT_string): New.
17484 (add_AT_string): Call find_AT_string.
17485 (dwarf2out_set_name): New.
17486 * cp/decl.c (grokdeclarator): Call set_name.
17487 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17488 * debug.c (do_nothing_debug_hooks): Likewise.
17489 * dbxout.c (dbx_debug_hooks): Likewise.
17490 * sdbout.c (sdb_debug_hooks): Likewise.
17492 2009-04-15 Michael Eager <eager@eagercon.com>
17494 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17495 reg for single-precision FPU.
17496 * config/rs6000/rs6000.md (movsi_internal1): Only for
17497 !TARGET_SINGLE_FPU.
17498 (movsi_internal1_single): New. Add pattern to move SI values to/from
17499 single-precision FP regs.
17501 2009-04-15 Richard Guenther <rguenther@suse.de>
17503 * omp-low.c (lower_rec_input_clauses): Build correct address
17505 (expand_omp_for_generic): Fix multiplication type.
17506 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17507 (generate_memset_zero): Fix types.
17508 * tree-profile.c (prepare_instrumented_value): Correctly
17511 2009-04-15 Ian Lance Taylor <iant@google.com>
17513 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17514 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17515 for -Wall and for -Wc++-compat.
17516 (c_common_post_options): For C++, set warn_enum_compare if not
17518 * c-tree.h (struct c_expr): Add field original_type.
17519 (build_external_ref): Update declaration.
17520 * c-parser.c (c_parser_braced_init): Set original_type.
17521 (c_parser_initelt): Likewise.
17522 (c_parser_expr_no_commas): Likewise.
17523 (c_parser_conditional_expression): Likewise.
17524 (c_parser_cast_expression): Likewise.
17525 (c_parser_unary_expression): Likewise. Pull setting of
17526 original_code to top of function.
17527 (c_parser_sizeof_expression): Set original_type.
17528 (c_parser_alignof_expression): Likewise.
17529 (c_parser_postfix_expression): Likewise. Pull setting of
17530 original_code to top of function.
17531 (c_parser_postfix_expression_after_paren_type): Set original_type.
17532 (c_parser_postfix_expression_after_primary): Likewise.
17533 (c_parser_expression): Likewise.
17534 * c-typeck.c (build_external_ref): Add type parameter. Change all
17536 (c_expr_sizeof_expr): Set original_type field.
17537 (parser_build_unary_op): Likewise.
17538 (parser_build_binary_op): Likewise. Optionally warn about
17539 comparisons of enums of different types.
17540 (digest_init): Set original_type field.
17541 (really_start_incremental_init): Likewise.
17542 (push_init_level, pop_init_level): Likewise.
17543 * doc/invoke.texi (Warning Options): -Wenum-compare now
17546 2009-04-15 Richard Guenther <rguenther@suse.de>
17548 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17549 out a necessary conversion.
17550 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17551 names we didn't value number.
17552 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17554 2009-04-15 Richard Guenther <rguenther@suse.de>
17556 PR tree-optimization/39764
17557 * tree-ssa-ccp.c (get_value): Canonicalize value with
17558 canonicalize_float_value.
17560 2009-04-15 Jan Hubicka <jh@suse.cz>
17562 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17563 Wrong version of patch.
17565 2009-04-15 Jan Hubicka <jh@suse.cz>
17567 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17569 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17571 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17572 our distinct integral and vector types.
17574 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17576 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17577 * init.c (build_vtbl_address): Remove call to assemble_external.
17579 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17581 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17582 output for other floating point modes.
17584 2009-04-14 Diego Novillo <dnovillo@google.com>
17586 * diagnostic.c (diagnostic_report_diagnostic): Do not
17587 warn about loaded plugins for DK_ERROR and DK_WARNING.
17588 * c-decl.c (declspecs_add_type): Move call to
17589 invoke_plugin_callbacks ...
17590 * c-parser.c (c_parser_declspecs): ... here.
17591 * plugin.c (dump_active_plugins): Tidy output.
17593 2009-04-14 Diego Novillo <dnovillo@google.com>
17594 Le-Chun Wu <lcwu@google.com>
17596 * configure.ac: Add --enable-plugin support.
17597 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17598 * Makefile.in (PLUGIN_H): Define.
17599 Export ENABLE_PLUGIN and GMPINC to site.exp.
17600 Add PLUGINLIBS to link command.
17601 Add/modify dependencies for plugin.o and files including plugin.h.
17603 * config.in: Regenerate.
17605 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17608 2009-04-14 Le-Chun Wu <lcwu@google.com>
17610 * tree-pass.h (register_one_dump_file): Add a prototype for
17611 register_one_dump_file.
17612 * toplev.c (compile_file): Call initialize_plugins.
17613 (do_compile): Call invoke_plugin_callbacks.
17614 (toplev_main): Call invoke_plugin_callbacks.
17615 * common.opt: Add -fplugin= and -fplugin-arg-.
17616 * gcc-plugin.h: New public header file for plugins to include.
17617 * plugin.c: New source file.
17618 * plugin.h: New internal header file.
17619 * passes.c (register_one_dump_file): Make it external.
17621 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17623 2009-04-14 Diego Novillo <dnovillo@google.com>
17625 * doc/plugins.texi: New.
17626 * doc/gccint.texi: Add reference to Plugins chapter.
17627 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17628 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17629 loaded plugins, if any.
17630 * timevar.def (TV_PLUGIN_INIT): Define.
17631 (TV_PLUGIN_RUN): Define.
17632 * plugin.c: Include timevar.h
17633 (plugins_active_p): New.
17634 (dump_active_plugins): New.
17635 (debug_active_plugins): New.
17637 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17639 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17641 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17643 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17645 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17646 the same as a minus without a shift.
17648 2009-04-14 Nick Clifton <nickc@redhat.com>
17650 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17651 comparisons with small integers will always produce a short
17654 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17657 2008-12-19 Diego Novillo <dnovillo@google.com>
17659 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17661 2009-04-14 Richard Guenther <rguenther@suse.de>
17663 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17665 (verify_gimple_assign_binary): Likewise. Handle shifts and
17667 (verify_gimple_phi): Print the mismatched argument position.
17668 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17670 (vect_update_init_of_dr): Likewise.
17671 * matrix-reorg.c (transform_access_sites): Do what the
17673 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17675 2009-04-13 Michael Eager <eager@eagercon.com>
17677 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17678 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17679 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17680 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17681 remove duplicate config
17683 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17685 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17686 file_name:line_number type locator of the call site.
17688 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17690 * genautomata.c: Put blank after comma.
17691 (automaton_decls): New.
17692 (struct unit_usage): Add comments to member next.
17693 (store_alt_unit_usage): Keep the list ordered.
17694 (unit_present_on_list_p, equal_alternatives_p): New.
17695 (check_regexp_units_distribution): Check units distribution
17696 correctness correctly.
17697 (main): Don't write automata if error is found. Return correct
17700 * config/m68k/cf.md (cfv4_ds): Remove.
17701 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17702 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17704 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17705 power4-load-ext, power4-store, power4-store-update,
17706 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17707 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17708 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17709 power4-sqrt, power4-isync): Modify reservation to make correct
17710 unit distribution to automata.
17712 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17713 power5-store-update, power5-two, power5-three, power5-lmul,
17714 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17716 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17718 * except.c (pass_set_nothrow_function_flags): Set name and add
17720 (set_nothrow_function_flags): Mention in the dump file when
17721 changing a function to nothrow.
17723 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17726 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17727 instead of unsigned long.
17729 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17731 * config/arm/arm.c (return_used_this_function): Remove.
17732 (arm_output_function_prologue): Remove use of
17733 return_used_this_function.
17734 (output_return_instruction): Replace use of
17735 return_used_this_function
17736 by cfun->machine->return_used_this_function.
17737 (arm_output_epilogue): Likewise.
17738 (arm_output_function_epilogue): Likewise.
17739 (thumb_unexpanded_epilogue): Likewise.
17740 * config/arm/arm.h (struct machine_function):
17741 New member return_used_this_function.
17743 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17745 * doc/install.texi: Correct description of default directory for
17746 --with-gxx-include-dir.
17748 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17750 * fold-const.c (build_range_check): Properly deal with enumeral and
17751 boolean base types.
17753 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17755 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17756 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17757 * params.h (MAX_GCSE_PASSES): Remove.
17758 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17759 in sequence. Remove ability to run multiple passes.
17760 (bypass_jumps): Report run as third CPROP pass.
17762 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17764 PR middle-end/39651
17765 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17766 when deciding whether the whole SEQUENCE can throw.
17768 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17771 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17772 offseted label references.
17774 2009-04-11 Jan Hubicka <jh@suse.cz>
17776 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17778 2009-04-11 Richard Guenther <rguenther@suse.de>
17780 PR middle-end/39732
17781 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17782 return variables as TREE_ADDRESSABLE.
17784 2009-04-11 Richard Guenther <rguenther@suse.de>
17786 PR tree-optimization/39713
17787 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17788 reference trees have SSA_NAME operands.
17790 2009-04-11 Richard Guenther <rguenther@suse.de>
17793 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17794 address expressions.
17796 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17798 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17799 match changes in Cygwin 1.7
17800 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17801 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17803 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17805 PR tree-optimization/39701
17806 * doc/invoke.texi (Optimization Options): Document change in
17807 meaning and initialization of -fdelete-null-pointer-checks.
17809 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17811 PR middle-end/39701
17812 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17814 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17817 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17819 2009-04-10 Chao-ying Fu <fu@mips.com>
17821 * doc/tm.texi (Instruction Output): Document
17822 TARGET_ASM_FINAL_POSTSCAN_INSN.
17823 * target.h (final_postscan_insn): New field in asm_out.
17824 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17825 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17826 * final.c (final_scan_insn): Call
17827 targetm.asm_out.final_postscan_insn after outputting
17828 an asm macro and a normal instruction.
17830 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17831 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17832 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17833 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17834 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17836 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17838 PR middle-end/39701
17839 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17840 variables as non-NULL even with -fdelete-null-pointer-checks.
17842 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17844 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17846 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17849 * config/i386/i386.c (classify_argument): Handle SCmode with
17850 (bit_offset % 64) != 0.
17852 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17854 * doc/invoke.texi (Optimize Options): Add cross-reference to
17855 -Q --help=optimizers examples.
17857 2009-04-10 Ben Elliston <bje@au.ibm.com>
17860 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17861 regalign for the reg == fpr and TDmode case.
17863 2009-04-09 David Ayers <ayers@fsfe.org>
17866 * objc/objc-act.c (warn_with_method): Remove helper function.
17867 (check_duplicates): Call warning and inform directly.
17868 (really_start_method): Likewise.
17870 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17872 * expmed.c (expand_divmod): Always use a comparison for a division
17873 by a large unsigned integer.
17875 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17876 for things others than variables or functions as nonzero.
17878 2009-04-09 Nick Clifton <nickc@redhat.com>
17880 * unwind-compat.c: Change copyright header to refer to version
17881 3 of the GNU General Public License with version 3.1 of the
17882 GCC Runtime Library Exception and to point readers at the
17883 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17884 * config/alpha/crtfastmath.c: Likewise.
17885 * config/alpha/linux-unwind.h: Likewise.
17886 * config/alpha/qrnnd.asm: Likewise.
17887 * config/alpha/vms-crt0-64.c: Likewise.
17888 * config/alpha/vms-crt0.c: Likewise.
17889 * config/alpha/vms-dwarf2.asm: Likewise.
17890 * config/alpha/vms-dwarf2eh.asm: Likewise.
17891 * config/alpha/vms-psxcrt0-64.c: Likewise.
17892 * config/alpha/vms-psxcrt0.c: Likewise.
17893 * config/alpha/vms_tramp.asm: Likewise.
17894 * config/arc/initfini.c: Likewise.
17895 * config/arc/lib1funcs.asm: Likewise.
17896 * config/arm/bpabi-v6m.S: Likewise.
17897 * config/arm/bpabi.S: Likewise.
17898 * config/arm/bpabi.c: Likewise.
17899 * config/arm/crti.asm: Likewise.
17900 * config/arm/crtn.asm: Likewise.
17901 * config/arm/ieee754-df.S: Likewise.
17902 * config/arm/ieee754-sf.S: Likewise.
17903 * config/arm/lib1funcs.asm: Likewise.
17904 * config/arm/libunwind.S: Likewise.
17905 * config/arm/linux-atomic.c: Likewise.
17906 * config/arm/mmintrin.h: Likewise.
17907 * config/arm/pr-support.c: Likewise.
17908 * config/arm/unaligned-funcs.c: Likewise.
17909 * config/arm/unwind-arm.c: Likewise.
17910 * config/arm/unwind-arm.h: Likewise.
17911 * config/avr/libgcc.S: Likewise.
17912 * config/bfin/crti.s: Likewise.
17913 * config/bfin/crtlibid.s: Likewise.
17914 * config/bfin/crtn.s: Likewise.
17915 * config/bfin/lib1funcs.asm: Likewise.
17916 * config/bfin/linux-unwind.h: Likewise.
17917 * config/cris/arit.c: Likewise.
17918 * config/cris/cris_abi_symbol.c: Likewise.
17919 * config/darwin-64.c: Likewise.
17920 * config/darwin-crt2.c: Likewise.
17921 * config/darwin-crt3.c: Likewise.
17922 * config/darwin.h: Likewise.
17923 * config/dbxelf.h: Likewise.
17924 * config/dfp-bit.c: Likewise.
17925 * config/dfp-bit.h: Likewise.
17926 * config/elfos.h: Likewise.
17927 * config/fixed-bit.c: Likewise.
17928 * config/fixed-bit.h: Likewise.
17929 * config/fp-bit.c: Likewise.
17930 * config/fp-bit.h: Likewise.
17931 * config/fr30/crti.asm: Likewise.
17932 * config/fr30/crtn.asm: Likewise.
17933 * config/fr30/lib1funcs.asm: Likewise.
17934 * config/freebsd-spec.h: Likewise.
17935 * config/frv/cmovd.c: Likewise.
17936 * config/frv/cmovh.c: Likewise.
17937 * config/frv/cmovw.c: Likewise.
17938 * config/frv/frvbegin.c: Likewise.
17939 * config/frv/frvend.c: Likewise.
17940 * config/frv/lib1funcs.asm: Likewise.
17941 * config/glibc-stdint.h: Likewise.
17942 * config/h8300/clzhi2.c: Likewise.
17943 * config/h8300/crti.asm: Likewise.
17944 * config/h8300/crtn.asm: Likewise.
17945 * config/h8300/ctzhi2.c: Likewise.
17946 * config/h8300/fixunssfsi.c: Likewise.
17947 * config/h8300/lib1funcs.asm: Likewise.
17948 * config/h8300/parityhi2.c: Likewise.
17949 * config/h8300/popcounthi2.c: Likewise.
17950 * config/i386/ammintrin.h: Likewise.
17951 * config/i386/att.h: Likewise.
17952 * config/i386/avxintrin.h: Likewise.
17953 * config/i386/biarch64.h: Likewise.
17954 * config/i386/bmmintrin.h: Likewise.
17955 * config/i386/cpuid.h: Likewise.
17956 * config/i386/cross-stdarg.h: Likewise.
17957 * config/i386/crtfastmath.c: Likewise.
17958 * config/i386/crtprec.c: Likewise.
17959 * config/i386/cygming-crtbegin.c: Likewise.
17960 * config/i386/cygming-crtend.c: Likewise.
17961 * config/i386/cygwin.asm: Likewise.
17962 * config/i386/emmintrin.h: Likewise.
17963 * config/i386/gmm_malloc.h: Likewise.
17964 * config/i386/gthr-win32.c: Likewise.
17965 * config/i386/i386.h: Likewise.
17966 * config/i386/immintrin.h: Likewise.
17967 * config/i386/linux-unwind.h: Likewise.
17968 * config/i386/linux64.h: Likewise.
17969 * config/i386/mm3dnow.h: Likewise.
17970 * config/i386/mmintrin-common.h: Likewise.
17971 * config/i386/mmintrin.h: Likewise.
17972 * config/i386/nmmintrin.h: Likewise.
17973 * config/i386/pmm_malloc.h: Likewise.
17974 * config/i386/pmmintrin.h: Likewise.
17975 * config/i386/smmintrin.h: Likewise.
17976 * config/i386/sol2-c1.asm: Likewise.
17977 * config/i386/sol2-ci.asm: Likewise.
17978 * config/i386/sol2-cn.asm: Likewise.
17979 * config/i386/sol2-gc1.asm: Likewise.
17980 * config/i386/tmmintrin.h: Likewise.
17981 * config/i386/unix.h: Likewise.
17982 * config/i386/w32-unwind.h: Likewise.
17983 * config/i386/wmmintrin.h: Likewise.
17984 * config/i386/x86-64.h: Likewise.
17985 * config/i386/x86intrin.h: Likewise.
17986 * config/i386/xmmintrin.h: Likewise.
17987 * config/ia64/crtbegin.asm: Likewise.
17988 * config/ia64/crtend.asm: Likewise.
17989 * config/ia64/crtfastmath.c: Likewise.
17990 * config/ia64/crti.asm: Likewise.
17991 * config/ia64/crtn.asm: Likewise.
17992 * config/ia64/fde-glibc.c: Likewise.
17993 * config/ia64/lib1funcs.asm: Likewise.
17994 * config/ia64/linux-unwind.h: Likewise.
17995 * config/ia64/quadlib.c: Likewise.
17996 * config/ia64/unwind-ia64.c: Likewise.
17997 * config/linux.h: Likewise.
17998 * config/m32c/m32c-lib1.S: Likewise.
17999 * config/m32c/m32c-lib2-trapv.c: Likewise.
18000 * config/m32c/m32c-lib2.c: Likewise.
18001 * config/m32r/initfini.c: Likewise.
18002 * config/m68hc11/larith.asm: Likewise.
18003 * config/m68hc11/m68hc11-crt0.S: Likewise.
18004 * config/m68k/cf.md: Likewise.
18005 * config/m68k/crti.s: Likewise.
18006 * config/m68k/crtn.s: Likewise.
18007 * config/m68k/lb1sf68.asm: Likewise.
18008 * config/m68k/linux-unwind.h: Likewise.
18009 * config/mcore/crti.asm: Likewise.
18010 * config/mcore/crtn.asm: Likewise.
18011 * config/mcore/lib1.asm: Likewise.
18012 * config/mips/linux-unwind.h: Likewise.
18013 * config/mips/loongson.h: Likewise.
18014 * config/mips/mips16.S: Likewise.
18015 * config/mmix/crti.asm: Likewise.
18016 * config/mmix/crtn.asm: Likewise.
18017 * config/pa/fptr.c: Likewise.
18018 * config/pa/hpux-unwind.h: Likewise.
18019 * config/pa/lib2funcs.asm: Likewise.
18020 * config/pa/linux-atomic.c: Likewise.
18021 * config/pa/linux-unwind.h: Likewise.
18022 * config/pa/milli64.S: Likewise.
18023 * config/pa/quadlib.c: Likewise.
18024 * config/pa/stublib.c: Likewise.
18025 * config/picochip/libgccExtras/adddi3.asm: Likewise.
18026 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
18027 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
18028 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
18029 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
18030 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
18031 * config/picochip/libgccExtras/divmod15.asm: Likewise.
18032 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
18033 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
18034 * config/picochip/libgccExtras/longjmp.asm: Likewise.
18035 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
18036 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
18037 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
18038 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
18039 * config/picochip/libgccExtras/setjmp.asm: Likewise.
18040 * config/picochip/libgccExtras/subdi3.asm: Likewise.
18041 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
18042 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
18043 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
18044 * config/rs6000/750cl.h: Likewise.
18045 * config/rs6000/altivec.h: Likewise.
18046 * config/rs6000/biarch64.h: Likewise.
18047 * config/rs6000/crtresfpr.asm: Likewise.
18048 * config/rs6000/crtresgpr.asm: Likewise.
18049 * config/rs6000/crtresxfpr.asm: Likewise.
18050 * config/rs6000/crtresxgpr.asm: Likewise.
18051 * config/rs6000/crtsavfpr.asm: Likewise.
18052 * config/rs6000/crtsavgpr.asm: Likewise.
18053 * config/rs6000/darwin-asm.h: Likewise.
18054 * config/rs6000/darwin-fallback.c: Likewise.
18055 * config/rs6000/darwin-fpsave.asm: Likewise.
18056 * config/rs6000/darwin-ldouble.c: Likewise.
18057 * config/rs6000/darwin-tramp.asm: Likewise.
18058 * config/rs6000/darwin-unwind.h: Likewise.
18059 * config/rs6000/darwin-vecsave.asm: Likewise.
18060 * config/rs6000/darwin-world.asm: Likewise.
18061 * config/rs6000/e500crtres32gpr.asm: Likewise.
18062 * config/rs6000/e500crtres64gpr.asm: Likewise.
18063 * config/rs6000/e500crtres64gprctr.asm: Likewise.
18064 * config/rs6000/e500crtrest32gpr.asm: Likewise.
18065 * config/rs6000/e500crtrest64gpr.asm: Likewise.
18066 * config/rs6000/e500crtresx32gpr.asm: Likewise.
18067 * config/rs6000/e500crtresx64gpr.asm: Likewise.
18068 * config/rs6000/e500crtsav32gpr.asm: Likewise.
18069 * config/rs6000/e500crtsav64gpr.asm: Likewise.
18070 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
18071 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
18072 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
18073 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
18074 * config/rs6000/eabi-ci.asm: Likewise.
18075 * config/rs6000/eabi-cn.asm: Likewise.
18076 * config/rs6000/eabi.asm: Likewise.
18077 * config/rs6000/linux-unwind.h: Likewise.
18078 * config/rs6000/linux64.h: Likewise.
18079 * config/rs6000/paired.h: Likewise.
18080 * config/rs6000/paired.md: Likewise.
18081 * config/rs6000/ppc64-fp.c: Likewise.
18082 * config/rs6000/ppu_intrinsics.h: Likewise.
18083 * config/rs6000/rs6000.h: Likewise.
18084 * config/rs6000/si2vmx.h: Likewise.
18085 * config/rs6000/sol-ci.asm: Likewise.
18086 * config/rs6000/sol-cn.asm: Likewise.
18087 * config/rs6000/spe.h: Likewise.
18088 * config/rs6000/spu2vmx.h: Likewise.
18089 * config/rs6000/sysv4.h: Likewise.
18090 * config/rs6000/tramp.asm: Likewise.
18091 * config/rs6000/vec_types.h: Likewise.
18092 * config/s390/linux-unwind.h: Likewise.
18093 * config/s390/tpf-unwind.h: Likewise.
18094 * config/score/crti.asm: Likewise.
18095 * config/score/crtn.asm: Likewise.
18096 * config/sh/crt1.asm: Likewise.
18097 * config/sh/crti.asm: Likewise.
18098 * config/sh/crtn.asm: Likewise.
18099 * config/sh/divtab-sh4-300.c: Likewise.
18100 * config/sh/divtab-sh4.c: Likewise.
18101 * config/sh/divtab.c: Likewise.
18102 * config/sh/lib1funcs-4-300.asm: Likewise.
18103 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
18104 * config/sh/lib1funcs.asm: Likewise.
18105 * config/sh/lib1funcs.h: Likewise.
18106 * config/sh/linux-atomic.asm: Likewise.
18107 * config/sh/linux-unwind.h: Likewise.
18108 * config/sh/shmedia.h: Likewise.
18109 * config/sh/sshmedia.h: Likewise.
18110 * config/sh/ushmedia.h: Likewise.
18111 * config/sparc/crtfastmath.c: Likewise.
18112 * config/sparc/linux-unwind.h: Likewise.
18113 * config/sparc/sol2-c1.asm: Likewise.
18114 * config/sparc/sol2-ci.asm: Likewise.
18115 * config/sparc/sol2-cn.asm: Likewise.
18116 * config/spu/divmodti4.c: Likewise.
18117 * config/spu/divv2df3.c: Likewise.
18118 * config/spu/float_disf.c: Likewise.
18119 * config/spu/float_unsdidf.c: Likewise.
18120 * config/spu/float_unsdisf.c: Likewise.
18121 * config/spu/float_unssidf.c: Likewise.
18122 * config/spu/mfc_multi_tag_release.c: Likewise.
18123 * config/spu/mfc_multi_tag_reserve.c: Likewise.
18124 * config/spu/mfc_tag_release.c: Likewise.
18125 * config/spu/mfc_tag_reserve.c: Likewise.
18126 * config/spu/mfc_tag_table.c: Likewise.
18127 * config/spu/multi3.c: Likewise.
18128 * config/spu/spu_internals.h: Likewise.
18129 * config/spu/spu_intrinsics.h: Likewise.
18130 * config/spu/spu_mfcio.h: Likewise.
18131 * config/spu/vec_types.h: Likewise.
18132 * config/spu/vmx2spu.h: Likewise.
18133 * config/stormy16/stormy16-lib2.c: Likewise.
18134 * config/svr4.h: Likewise.
18135 * config/sync.c: Likewise.
18136 * config/v850/lib1funcs.asm: Likewise.
18137 * config/vxlib-tls.c: Likewise.
18138 * config/vxlib.c: Likewise.
18139 * config/vxworks-dummy.h: Likewise.
18140 * config/xtensa/crti.asm: Likewise.
18141 * config/xtensa/crtn.asm: Likewise.
18142 * config/xtensa/ieee754-df.S: Likewise.
18143 * config/xtensa/ieee754-sf.S: Likewise.
18144 * config/xtensa/lib1funcs.asm: Likewise.
18145 * config/xtensa/lib2funcs.S: Likewise.
18146 * config/xtensa/linux-unwind.h: Likewise.
18147 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18148 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
18149 * coretypes.h: Likewise.
18150 * crtstuff.c: Likewise.
18151 * defaults.h: Likewise.
18152 * dwarf2.h: Likewise.
18153 * emutls.c: Likewise.
18154 * gbl-ctors.h: Likewise.
18155 * gcov-io.h: Likewise.
18156 * ginclude/float.h: Likewise.
18157 * ginclude/iso646.h: Likewise.
18158 * ginclude/stdarg.h: Likewise.
18159 * ginclude/stdbool.h: Likewise.
18160 * ginclude/stddef.h: Likewise.
18161 * ginclude/stdfix.h: Likewise.
18162 * ginclude/stdint-gcc.h: Likewise.
18163 * ginclude/tgmath.h: Likewise.
18164 * gthr-aix.h: Likewise.
18165 * gthr-dce.h: Likewise.
18166 * gthr-gnat.c: Likewise.
18167 * gthr-gnat.h: Likewise.
18168 * gthr-lynx.h: Likewise.
18169 * gthr-mipssde.h: Likewise.
18170 * gthr-nks.h: Likewise.
18171 * gthr-posix.c: Likewise.
18172 * gthr-posix.h: Likewise.
18173 * gthr-posix95.h: Likewise.
18174 * gthr-rtems.h: Likewise.
18175 * gthr-single.h: Likewise.
18176 * gthr-solaris.h: Likewise.
18177 * gthr-tpf.h: Likewise.
18178 * gthr-vxworks.h: Likewise.
18179 * gthr-win32.h: Likewise.
18180 * gthr.h: Likewise.
18181 * libgcc2.c: Likewise.
18182 * libgcc2.h: Likewise.
18183 * libgcov.c: Likewise.
18184 * tsystem.h: Likewise.
18185 * typeclass.h: Likewise.
18186 * unwind-c.c: Likewise.
18187 * unwind-compat.h: Likewise.
18188 * unwind-dw2-fde-compat.c: Likewise.
18189 * unwind-dw2-fde-darwin.c: Likewise.
18190 * unwind-dw2-fde-glibc.c: Likewise.
18191 * unwind-dw2-fde.c: Likewise.
18192 * unwind-dw2-fde.h: Likewise.
18193 * unwind-dw2.c: Likewise.
18194 * unwind-dw2.h: Likewise.
18195 * unwind-generic.h: Likewise.
18196 * unwind-pe.h: Likewise.
18197 * unwind-sjlj.c: Likewise.
18198 * unwind.inc: Likewise.
18199 * config/arm/neon-gen.ml: Change generated copyright header to
18200 refer to version 3 of the GNU General Public License with
18201 version 3.1 of the GCC Runtime Library Exception and to point
18202 readers at the COPYING3 and COPYING3.RUNTIME files and the
18203 FSF's license web page.
18204 * config/arm/arm_neon.h: Regenerate.
18206 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18208 * config/cris/cris.md: Change copyright header to refer to version
18209 3 of the GNU General Public License.
18210 * doc/install.texi2html: Change copyright header to refer to version
18211 3 of the GNU General Public License and to point readers at the
18212 COPYING3 file and the FSF's license web page.
18213 * config/vax/linux.h: Likewise.
18215 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18217 * config/i386/i386.md (cmpcc): New.
18218 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18219 (sync_compare_and_swap_cc*): Delete.
18221 * config/s390/s390.c (s390_compare_emitted): Remove.
18222 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18223 s390_compare_emitted used to be handled. Assert that modes match.
18224 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18225 refer to sync_compare_and_swap_ccsi.
18226 * config/s390/s390.h (s390_compare_emitted): Remove.
18227 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18228 instead of s390_compare_emitted.
18229 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18230 instead of s390_compare_emitted.
18231 * config/s390/s390.md (cmpcc): New.
18232 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18233 CC_REGNUM, do not pretend it's set.
18234 (sync_compare_and_swap_cc*): Delete.
18235 * config/s390/predicates.md (cc_reg_operand): New.
18237 * expr.c (sync_compare_and_swap_cc): Delete.
18238 * optabs.h (sync_compare_and_swap_cc): Delete.
18239 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18240 is being used with can_compare_p.
18241 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18242 (find_cc_set): New.
18243 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18244 look for a MODE_CC set instead. Use emit_store_flag.
18245 (expand_compare_and_swap_loop): Likewise, with some additional
18246 complication to avoid a force_reg when useless. Use
18247 emit_cmp_and_jump_insns.
18248 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18249 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18250 sync_compare_and_swap documentation.
18252 2009-04-09 Jan Hubicka <jh@suse.cz>
18254 * except.c (find_prev_try): Break out from ....
18255 (duplicate_eh_regions): ... here; properly update prev_try pointers
18256 when duplication part of tree.
18257 (dump_eh_tree): Improve dumping.
18258 (verify_eh_region): New.
18259 (verify_eh_tree): Use it.
18261 2009-04-06 Richard Guenther <rguenther@suse.de>
18263 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18264 &ARRAY addresses by adjusting their types and prepending
18266 * tree-cfg.c (verify_gimple_assign_single): Verify that
18267 addresses are correct.
18269 2009-04-09 Richard Guenther <rguenther@suse.de>
18271 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18272 indices into an array reference if possible.
18273 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18274 Fold POINTER_PLUS_EXPR statements with invariant address.
18276 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18279 * config.gcc (powerpc64-*-linux*): Always build biarch.
18281 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18284 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18285 it and pedwarn if this results in an INTEGER_CST.
18287 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18289 * doc/install.texi: Update minimum GMP version. Remove obsolete
18290 text in MPFR section.
18292 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18294 * dwarf2out.c (class_scope_p): New static inline.
18295 (class_or_namespace_scope_p): Use it.
18296 (gen_variable_die): Use DW_TAG_member tag for static data member
18297 declarations instead of DW_TAG_variable.
18299 PR middle-end/39573
18300 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18303 2009-04-08 Richard Guenther <rguenther@suse.de>
18305 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18306 valueize random data.
18308 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18310 * config.gcc (aix tm_file): Add aix-stdint.h.
18311 (aix tm clause use_gcc_stdint): Set to wrap.
18312 * config/rs6000/aix-stdint.h: New file.
18314 2009-04-08 Richard Guenther <rguenther@suse.de>
18316 PR middle-end/36291
18317 * tree-dfa.c (add_referenced_var): Do not recurse into
18318 global initializers.
18319 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18321 (fold_const_aggregate_ref): Likewise.
18323 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18325 * recog.c (ordered_comparison_operator): New.
18326 * gensupport.c (std_preds): Add it.
18327 * doc/md.texi (Machine-Independent Predicates): Document it.
18329 2009-04-08 Jan Hubicka <jh@suse.cz>
18331 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18332 * function.h (rtl_eh): Remove exception_handler_label_map.
18333 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18334 remove_exception_handler_label, for_each_eh_label_1): Remove.
18335 (rtl_remove_unreachable_regions): Remove.
18336 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18337 (find_exception_handler_labels): Don't build the hashtable.
18338 (maybe_remove_eh_handler): Remove.
18339 (for_each_eh_label): Rewrite to walk the tree.
18340 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18341 * except.h (maybe_remove_eh_handler): Remove.
18342 * passes.c (init_optimization_passes): Schedule second EH cleanup
18344 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18345 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18347 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18349 * genoutput.c (validate_optab_operands): New.
18350 (gen_insn, gen_expand): Call it.
18352 * genflags.c (gen_insn): Detect misused iterators.
18353 (main): Pass line_no to gen_insn, exit with status 1 on error.
18355 * genextract.c (line_no): Make global.
18356 (VEC_safe_set_locstr): Change assertion to error message.
18357 (main): Exit with status 1 on error.
18359 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18363 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18364 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18365 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18366 * c-convert.c (convert): Do not call fold on results of conversion
18367 functions when the result is a C_MAYBE_CONST_EXPR.
18368 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18369 of __builtin_choose_expr.
18370 * c-typeck.c (remove_c_maybe_const_expr): New.
18371 (build_unary_op, build_conditional_expr, build_compound_expr,
18372 build_binary_op, c_objc_common_truthvalue_conversion): Call
18373 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18376 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18378 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18379 CODE to produce a new one. Add a prototype to use fold_convert_const
18381 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18384 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18385 mix declarations and code.
18387 2009-04-08 Ben Elliston <bje@au.ibm.com>
18389 * gcc.c: Replace `CC' with `GCC' throughout.
18391 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18393 * doc/invoke.texi: Document Atom support.
18395 2009-04-07 Jason Merrill <jason@redhat.com>
18398 * c-common.h, c-common.c: Add flag_pretty_templates.
18399 * c-opts.c (c_common_handle_option): Set it.
18400 * c.opt: Add -fno-pretty-templates.
18401 * doc/invoke.texi (C++ Dialect Options): Likewise.
18403 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18405 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18406 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18407 (ia64_expand_builtin): Likewise.
18409 2009-04-07 Martin Jambor <mjambor@suse.cz>
18411 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18412 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18413 ADDR_EXPRS are include too.
18415 2009-04-07 Richard Guenther <rguenther@suse.de>
18417 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18418 decls are only used if passes as parameters or if they are
18419 local statics and the call is not to a builtin.
18420 (call_may_clobber_ref_p_1): Likewise.
18422 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18424 * expr.c (do_store_flag): Remove last argument. Simplify code
18425 to avoid duplication of tests already done by can_compare_p.
18426 (expand_expr_real_1): Adjust caller.
18428 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18430 * optabs.c (can_compare_p): Test the predicate of a
18431 cbranch and cstore pattern.
18433 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18435 * expr.c (convert_move): Use emit_store_flag instead of
18438 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18440 * config/i386/i386.c (ix86_compare_emitted): Remove.
18441 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18442 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18443 * config/i386/i386.h (ix86_compare_emitted): Remove.
18444 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18445 instead of ix86_compare_emitted.
18446 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18448 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18450 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18451 Add t-sysroot-suffix to tmake_file.
18452 * config/print-sysroot-suffix.sh: New file.
18453 * config/t-sysroot-suffix: New file.
18455 2009-04-07 Ben Elliston <bje@au.ibm.com>
18457 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18458 as the latter produces a warning when the target does not support
18461 2009-04-07 Ben Elliston <bje@au.ibm.com>
18463 * dfp.c: Replace type punning assignments with memcpy throughout.
18464 * Makefile.in (dfp.o-warn): Remove.
18466 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18469 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18470 Include soft-fp/t-softfp after rs6000/t-linux64.
18472 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18474 * stor-layout.c (set_sizetype): Use the full precision of their
18475 machine mode for bitsize types.
18477 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18479 * config/i386/i386.md: Revert 2 accidental checkins.
18481 2009-04-06 Joey Ye <joey.ye@intel.com>
18482 Xuepeng Guo <xuepeng.guo@intel.com>
18483 H.J. Lu <hongjiu.lu@intel.com>
18485 Atom pipeline model, tuning and insn selection.
18486 * config.gcc (atom): Add atom config options and target.
18488 * config/i386/atom.md: New.
18490 * config/i386/i386.c (atom_cost): New cost.
18491 (m_ATOM): New macro flag.
18492 (initial_ix86_tune_features): Set m_ATOM.
18493 (x86_accumulate_outgoing_args): Likewise.
18494 (x86_arch_always_fancy_math_387): Likewise.
18495 (processor_target): Add Atom cost.
18496 (cpu_names): Add Atom cpu name.
18497 (override_options): Set Atom ISA.
18498 (ix86_issue_rate): New case PROCESSOR_ATOM.
18499 (ix86_adjust_cost): Likewise.
18501 * config/i386/i386.h (TARGET_ATOM): New target macro.
18502 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18503 (TARGET_OPT_AGU): New target option.
18504 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18505 (processor_type): Add PROCESSOR_ATOM.
18507 * config/i386/i386.md (cpu): Add new value "atom".
18508 (use_carry, movu): New attr.
18509 (atom.md): Include atom.md.
18510 (adddi3_carry_rex64): Set attr "use_carry".
18511 (addqi3_carry): Likewise.
18512 (addhi3_carry): Likewise.
18513 (addsi3_carry): Likewise.
18514 (*addsi3_carry_zext): Likewise.
18515 (subdi3_carry_rex64): Likewise.
18516 (subqi3_carry): Likewise.
18517 (subhi3_carry): Likewise.
18518 (subsi3_carry): Likewise.
18519 (x86_movdicc_0_m1_rex64): Likewise.
18520 (*x86_movdicc_0_m1_se): Likewise.
18521 (x86_movsicc_0_m1): Likewise.
18522 (*x86_movsicc_0_m1_se): Likewise.
18523 (*adddi_1_rex64): Emit add insn as much as possible.
18524 (*addsi_1): Likewise.
18525 (return_internal): Set atom_unit.
18526 (return_internal_long): Likewise.
18527 (return_pop_internal): Likewise.
18528 (*rcpsf2_sse): Set atom_sse_attr attr.
18529 (*qrt<mode>2_sse): Likewise.
18530 (*prefetch_sse): Likewise.
18532 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18534 (ix86_target_macros_internal): Likewise.
18536 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18537 (*prefetch_sse_rex): Likewise.
18538 (sse_rcpv4sf2): Likewise.
18539 (sse_vmrcpv4sf2): Likewise.
18540 (sse_sqrtv4sf2): Likewise.
18541 (<sse>_vmsqrt<mode>2): Likewise.
18542 (sse_ldmxcsr): Likewise.
18543 (sse_stmxcsr): Likewise.
18544 (*sse_sfence): Likewise.
18545 (sse2_clflush): Likewise.
18546 (*sse2_mfence): Likewise.
18547 (*sse2_lfence): Likewise.
18548 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18549 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18550 (avx_movdqu<avxmodesuffix>): Likewise.
18551 (avx_lddqu<avxmodesuffix>): Likewise.
18552 (sse2_movntv2di): Change attr "type" to "ssemov".
18553 (sse2_movntsi): Likewise.
18554 (rsqrtv8sf2): Change attr "type" to "sseadd".
18555 (sse3_addsubv2df3): Set attr "atom_unit".
18556 (sse3_h<plusminus_insn>v4sf3): Likewise.
18557 (*sse2_pmaddwd): Likewise.
18558 (*vec_extractv2di_1_rex64): Likewise.
18559 (*vec_extractv2di_1_avx): Likewise.
18560 (sse2_psadbw): Likewise.
18561 (ssse3_phaddwv8hi3): Likewise.
18562 (ssse3_phaddwv4hi3): Likewise.
18563 (ssse3_phadddv4si3): Likewise.
18564 (ssse3_phadddv2si3): Likewise.
18565 (ssse3_phaddswv8hi3): Likewise.
18566 (ssse3_phaddswv4hi3): Likewise.
18567 (ssse3_phsubwv8hi3): Likewise.
18568 (ssse3_phsubwv4hi3): Likewise.
18569 (ssse3_phsubdv4si3): Likewise.
18570 (ssse3_phsubdv2si3): Likewise.
18571 (ssse3_phsubswv8hi3): Likewise.
18572 (ssse3_phsubswv4hi3): Likewise.
18573 (ssse3_pmaddubsw128): Likewise.
18574 (sse3_pmaddubsw: Likewise.
18575 (ssse3_palignrti): Likewise.
18576 (ssse3_palignrdi): Likewise.
18578 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18580 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18582 2009-04-06 Richard Guenther <rguenther@suse.de>
18584 PR tree-optimization/28868
18585 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18586 of which PHI results we inserted.
18587 (insert_into_preds_of_block): Record inserted PHIs.
18588 (eliminate): Eliminate redundant PHI nodes.
18589 (init_pre): Init inserted_phi_names.
18591 2009-04-06 Richard Guenther <rguenther@suse.de>
18593 PR tree-optimization/39643
18594 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18595 IMAGPART_EXPRs of complex constants.
18596 (execute_fold_all_builtins): If we folded a call queue
18597 TODO_update_address_taken.
18599 2009-04-06 Jan Hubicka <jh@suse.cz>
18601 PR middle-end/39659
18602 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18605 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18607 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18609 (ic_invalidate_array): Likewise.
18611 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18613 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18614 alignment for library calls.
18616 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18618 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18619 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18620 * config/i386/mingw-stdint.h: New file.
18622 2009-04-05 Richard Guenther <rguenther@suse.de>
18624 PR tree-optimization/39648
18625 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18626 our &A vs. &A[0] IL deficiencies.
18628 2009-04-04 Jan Hubicka <jh@suse.cz>
18630 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18631 removed toplevel regions.
18632 (sjlj_mark_call_sites): Likewise.
18634 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18636 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18637 (cygwin tm clause use_gcc_stdint): Set to wrap.
18638 * config/i386/cygwin-stdint.h: New file.
18640 2009-04-04 Richard Guenther <rguenther@suse.de>
18642 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18643 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18644 single-argument PHIs if we are in loop-closed SSA form.
18645 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18646 for the pre-condition.
18647 (slpeel_tree_peel_loop_to_edge): Likewise.
18648 (vect_build_loop_niters): Take an optional sequence to append stmts.
18649 (vect_generate_tmps_on_preheader): Likewise.
18650 (vect_do_peeling_for_loop_bound): Take extra guards for the
18652 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18653 the cost model check.
18654 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18655 guards if we are going to peel. Do not apply versioning in that case.
18656 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18657 (vect_do_peeling_for_loop_bound): Likewise.
18658 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18659 loop bound only record extra pre-conditions, do not apply loop
18662 2009-04-04 Richard Guenther <rguenther@suse.de>
18664 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18667 2009-04-04 Jan Hubicka <jh@suse.cz>
18669 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18670 last_basic_block for size of bb->index indexed array.
18671 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18672 compute_out, link_btr_uses, build_btr_def_use_webs,
18673 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18675 2009-04-04 Jan Hubicka <jh@suse.cz>
18677 * except.c (remove_eh_handler_and_replace): Break out from ...
18678 (remove_eh_handler): ... here.
18679 (bring_to_root): New function.
18680 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18681 handled ones, bring others to root of tree.
18683 2009-04-04 Jan Hubicka <jh@suse.cz>
18685 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18686 (all_phis_safe_to_merge): New function.
18687 (update_info): New structure.
18688 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18689 (cleanup_empty_eh): Update SSA if possible.
18691 2009-04-04 Richard Guenther <rguenther@suse.de>
18693 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18694 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18695 (append_vuse): Likewise.
18697 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18699 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18700 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18701 instead of REG_UNSAVED for DW_CFA_undefined.
18702 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18703 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18706 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18709 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18710 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18711 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18713 2009-04-04 Richard Guenther <rguenther@suse.de>
18715 PR tree-optimization/8781
18716 PR tree-optimization/37892
18717 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18718 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18719 (valueize_refs): Call it for *& valueizations.
18720 (shared_reference_ops_from_ref): Rename to ...
18721 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18722 (shared_reference_ops_from_call): Rename to ...
18723 (valueize_shared_reference_ops_from_call): ... this and valueize.
18724 (vn_reference_lookup): Update.
18725 (visit_reference_op_call): Likewise.
18726 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18727 (eliminate): Value-replace the call address in call statements.
18729 2009-04-04 Richard Guenther <rguenther@suse.de>
18731 PR tree-optimization/39636
18732 * tree-ssa-forwprop.c
18733 (forward_propagate_addr_into_variable_array_index): Check for
18734 GIMPLE_ASSIGN before accessing the rhs code.
18736 2009-04-03 Jason Merrill <jason@redhat.com>
18738 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18740 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18742 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18743 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18744 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18745 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18746 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18747 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18748 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18749 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18750 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18751 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18752 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18753 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18754 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18755 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18756 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18757 Use fr_reg_or_fp01_operand instead of fr_register_operand
18759 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18760 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18761 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18763 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18765 PR rtl-optimization/39607
18766 PR rtl-optimization/39631
18770 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18771 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18772 instead of DF_LR_OUT.
18773 * ira-lives.c (process_bb_node_lives): Ditto.
18774 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18775 instead of DF_LR_{OUT,IN}.
18776 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18777 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18779 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18781 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18782 (execute_lower_omp): Always run but take the short way out if -fopenmp
18784 (gate_lower_omp): Remove, forcing the pass manager to always run the
18785 pass and always set PROP_gimple_lomp.
18786 (pass_lower_omp): Remove gate function.
18787 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18788 PROP_trees. Instead, require it.
18789 * ipa-cp.c (pass_ipa_cp): Likewise.
18790 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18791 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18792 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18793 and PROP_gimple_leh.
18795 2009-04-03 Richard Guenther <rguenther@suse.de>
18797 PR middle-end/13146
18798 PR tree-optimization/23940
18799 PR tree-optimization/33237
18800 PR middle-end/33974
18801 PR middle-end/34093
18802 PR tree-optimization/36201
18803 PR tree-optimization/36230
18804 PR tree-optimization/38049
18805 PR tree-optimization/38207
18806 PR tree-optimization/38230
18807 PR tree-optimization/38301
18808 PR tree-optimization/38585
18809 PR middle-end/38895
18810 PR tree-optimization/38985
18811 PR tree-optimization/39299
18812 * tree-ssa-structalias.h: Remove.
18813 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18814 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18815 (struct vuse_element_d): Remove.
18816 (struct vuse_vec_d): Likewise.
18817 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18818 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18819 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18820 VUSE_ELEMENT_VAR): Likewise.
18821 (struct voptype_d): Likewise.
18822 (NUM_VOP_FREE_BUCKETS): Likewise.
18823 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18824 (struct stmt_operands_d): Remove.
18825 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18826 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18827 VDEF_NUM, VDEF_VECT): Likewise.
18828 (copy_virtual_operands): Remove.
18829 (operand_build_cmp): Likewise.
18830 (create_ssa_artificial_load_stmt): Likewise.
18831 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18832 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18833 vuse_index and mayuse_index members. Pack and move done and iter_type
18834 members to the front.
18835 (SSA_OP_VMAYUSE): Remove.
18836 (SSA_OP_VIRTUAL_USES): Adjust.
18837 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18838 (unlink_stmt_vdef): Declare.
18839 (add_to_addressable_set): Remove.
18840 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18841 (vrp_visit_stmt): Likewise.
18842 * doc/tree-ssa.texi (Alias analysis): Update.
18843 * doc/invoke.texi (max-aliased-vops): Remove docs.
18844 (avg-aliased-vops): Likewise.
18845 * tree-into-ssa.c (syms_to_rename): Remove.
18846 (need_to_update_vops_p): Likewise.
18847 (need_to_initialize_update_ssa_p): Rename to ...
18848 (update_ssa_initialized_fn): ... this. Track function we are
18850 (symbol_marked_for_renaming): Simplify.
18851 (add_new_name_mapping): Do not set need_to_update_vops_p.
18852 (dump_currdefs): Use SYMS_TO_RENAME.
18853 (rewrite_update_stmt): Always walk all uses/defs.
18854 (dump_update_ssa): Adjust.
18855 (init_update_ssa): Take function argument. Track what we are
18857 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18858 (create_new_def_for): Initialize for cfun, assert we are initialized
18860 (mark_sym_for_renaming): Simplify.
18861 (mark_set_for_renaming): Do not initialize update-ssa.
18862 (need_ssa_update_p): Simplify. Take function argument.
18863 (name_mappings_registered_p): Assert we ask for the correct function.
18864 (name_registered_for_update_p): Likewise.
18865 (ssa_names_to_replace): Likewise.
18866 (release_ssa_name_after_update_ssa): Likewise.
18867 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18868 (dump_decl_set): Do not print a newline.
18869 (debug_decl_set): Do it here.
18870 (dump_update_ssa): And here.
18871 * tree-ssa-loop-im.c (move_computations): Adjust.
18872 (movement_possibility): Likewise.
18873 (determine_max_movement): Likewise.
18874 (gather_mem_refs_stmt): Likewise.
18875 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18876 or NAME_MEMORY_TAG.
18877 * tree-complex.c (update_all_vops): Remove.
18878 (expand_complex_move): Adjust.
18879 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18880 Simplify test for memory referencing statement. Exclude
18881 non-invariant ADDR_EXPRs.
18882 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18883 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18884 (rdg_flag_uses): Likewise.
18885 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18887 (tree_optimize_tail_calls_1): Also split the
18888 edge from the entry block if we have degenerate PHI nodes in
18889 the first basic block.
18890 * tree.c (init_ttree): Remove memory-tag related code.
18891 (tree_code_size): Likewise.
18892 (tree_node_structure): Likewise.
18893 (build7_stat): Re-write to be build6_stat.
18894 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18895 (SSA_VAR_P): Adjust.
18896 (struct tree_memory_tag): Remove.
18897 (struct tree_memory_partition_tag): Likewise.
18898 (union tree_node): Adjust.
18899 (build7): Re-write to be build6.
18900 * tree-pass.h (pass_reset_cc_flags): Remove.
18901 (TODO_update_address_taken): New flag.
18902 (pass_simple_dse): Remove.
18903 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
18904 * params.h (MAX_ALIASED_VOPS): Remove.
18905 (AVG_ALIASED_VOPS): Likewise.
18906 * omp-low.c (expand_omp_taskreg): Update SSA form.
18907 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
18908 aliases the lhs in a copy stmt.
18909 * tree-ssa-dse.c (struct address_walk_data): Remove.
18910 (memory_ssa_name_same): Likewise.
18911 (memory_address_same): Likewise.
18912 (get_kill_of_stmt_lhs): Likewise.
18913 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
18914 unused stores. Look through PHI nodes into post-dominated regions.
18915 (dse_optimize_stmt): Simplify. Properly remove stores.
18916 (tree_ssa_dse): Compute dominators.
18917 (execute_simple_dse): Remove.
18918 (pass_simple_dse): Likewise.
18919 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
18920 gimple_loaded_syms and gimple_stored_syms computation.
18921 * toplev.c (dump_memory_report): Dump alias and pta stats.
18922 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
18923 (vn_reference_eq): Likewise.
18924 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
18925 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
18926 valueize_vuses): Remove.
18927 (get_def_ref_stmt_vuses): Simplify. Rename to ...
18928 (get_def_ref_stmt_vuse): ... this.
18929 (vn_reference_lookup_2): New function.
18930 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
18931 walking equivalent vuses. Simplify.
18932 (vn_reference_lookup): Likewise.
18933 (vn_reference_insert): Likewise.
18934 (vn_reference_insert_pieces): Likewise.
18935 (visit_reference_op_call): Simplify.
18936 (visit_reference_op_load): Likewise.
18937 (visit_reference_op_store): Likewise.
18938 (init_scc_vn): Remove shared_lookup_vuses initialization.
18939 (free_scc_vn): Remove shared_lookup_vuses freeing.
18940 (sort_vuses, sort_vuses_heap): Remove.
18941 (get_ref_from_reference_ops): Export.
18942 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
18943 vector with single vuse pointer.
18944 (vn_reference_lookup_pieces, vn_reference_lookup,
18945 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
18946 (shared_vuses_from_stmt): Remove.
18947 (get_ref_from_reference_ops): Declare.
18948 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
18949 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18950 memory-tag related code.
18951 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
18952 (likely_value): Add comment, skip static-chain of call statements.
18953 (surely_varying_stmt_p): Adjust.
18954 (gimplify_and_update_call_from_tree): Likewise.
18955 (execute_fold_all_builtins): Do not rebuild alias info.
18956 (gimplify_and_update_call_from_tree): Properly update VOPs.
18957 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
18958 (copy_ref_info): Remove memory-tag related code.
18959 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
18960 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
18961 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
18963 * tree-ssa-dom.c (gimple_p): Remove typedef.
18964 (eliminate_redundant_computations): Adjust.
18965 (record_equivalences_from_stmt): Likewise.
18966 (avail_expr_hash): Likewise.
18967 (avail_expr_eq): Likewise.
18968 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
18969 (stmt_makes_single_load): Likewise.
18970 (stmt_makes_single_store): Likewise.
18971 * tree-ssa-alias.c: Rewrite completely.
18972 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
18973 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
18974 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
18975 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
18976 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
18977 Remove public functions.
18978 (pass_reset_cc_flags): Remove.
18979 (pass_build_alias): Move ...
18980 * tree-ssa-structalias.c (pass_build_alias): ... here.
18981 * tree-ssa-alias.c (may_be_aliased): Move ...
18982 * tree-flow-inline.h (may_be_aliased): ... here.
18983 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
18984 count_uses_and_derefs): Move ...
18985 * gimple.c: ... here.
18986 * gimple.h (count_uses_and_derefs): Declare.
18987 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
18988 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
18989 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
18990 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
18991 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
18992 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
18993 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
18995 * tree-dfa.c (refs_may_alias_p): Move ...
18996 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
18997 * tree-ssa-alias.h: New file.
18998 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
18999 (statement_sink_location): Likewise.
19000 * opts.c (decode_options): Do not adjust max-aliased-vops or
19001 avg-aliased-vops values.
19002 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
19003 (TV_CALL_CLOBBER): Likewise.
19004 (TV_FLOW_SENSITIVE): Likewise.
19005 (TV_FLOW_INSENSITIVE): Likewise.
19006 (TV_MEMORY_PARTITIONING): Likewise.
19007 (TV_ALIAS_STMT_WALK): New timevar.
19008 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
19009 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
19010 (get_address_description): Remove memory-tag related code.
19011 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
19012 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
19013 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
19014 and immediate uses in statements. Document.
19015 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
19016 (dump_symbols): Remove.
19017 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
19018 * alias.c (get_deref_alias_set): New function split out from ...
19019 (get_alias_set): ... here.
19020 * alias.h (get_deref_alias_set): Declare.
19021 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
19022 type parameter. Remove restrict pointer handling. Create a
19023 ref-all pointer in case type-based alias sets do not conflict.
19024 (vect_analyze_data_refs): Remove SMT related code.
19025 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
19026 (vectorizable_load): Likewise.
19027 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
19028 (DR_SYMBOL_TAG, DR_VOPS): Remove.
19029 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
19030 Ignore vops and SMTs.
19031 (dr_analyze_alias): Likewise..
19032 (free_data_ref): Likewise.
19033 (create_data_ref): Likewise.
19034 (analyze_all_data_dependences): Likewise.
19035 (get_references_in_stmt): Adjust.
19036 * tree-flow-inline.h (gimple_aliases_computed_p,
19037 gimple_addressable_vars, gimple_call_clobbered_vars,
19038 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
19039 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
19040 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
19041 gimple_mem_ref_stats): Remove.
19042 (gimple_vop): New function.
19043 (op_iter_next_use): Remove vuses and mayuses cases.
19044 (op_iter_next_def): Remove vdefs case.
19045 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
19046 (clear_and_done_ssa_iter): Do not set removed fields.
19047 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
19048 Assert we are not iterating over vuses or vdefs if not also
19049 iterating over uses or defs.
19050 (op_iter_init_use): Likewise.
19051 (op_iter_init_def): Likewise.
19052 (op_iter_next_vdef): Remove.
19053 (op_iter_next_mustdef): Likewise.
19054 (op_iter_init_vdef): Likewise.
19055 (compare_ssa_operands_equal): Likewise.
19056 (link_use_stmts_after): Handle vuse operand.
19057 (is_call_used): Use is_call_clobbered.
19058 (is_call_clobbered): Global variables are always call clobbered,
19059 query the call-clobbers bitmap.
19060 (mark_call_clobbered): Ignore global variables.
19061 (clear_call_clobbered): Likewise.
19062 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
19063 virtual operands sanity check.
19064 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
19066 (TARGET_MEM_REF): Remove TMR_TAG operand.
19067 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
19068 Remove call-clobber related code.
19069 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
19070 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
19071 partitions or escape reason.
19072 (get_single_def_stmt, get_single_def_stmt_from_phi,
19073 get_single_def_stmt_with_phi): Remove.
19074 (dump_referenced_vars): Tidy.
19075 (get_ref_base_and_extent): Allow bare decls.
19076 (collect_dfa_stats): Adjust.
19077 * graphite.c (rename_variables_in_stmt): Adjust.
19078 (graphite_copy_stmts_from_block): Likewise.
19079 (translate_clast): Likewise.
19080 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
19082 (translate_vuse_through_block): Use the oracle.
19083 (phi_translate_1): Adjust.
19084 (value_dies_in_block_x): Use the oracle. Cache the outcome
19086 (valid_in_sets): Check if the VUSE for
19087 a REFERENCE is available.
19088 (eliminate): Do not remove stmts during elimination,
19089 instead queue and remove them afterwards.
19090 (do_pre): Do not rebuild alias info.
19091 (pass_pre): Run TODO_rebuild_alias before PRE.
19092 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
19093 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
19094 (mark_all_v_defs_stmt): Remove.
19095 (mark_all_v_defs_seq): Adjust.
19096 (sra_replace): Likewise.
19097 (scalarize_use): Likewise.
19098 (scalarize_copy): Likewise.
19099 (scalarize_init): Likewise.
19100 (scalarize_ldst): Likewise.
19101 (todoflags): Remove.
19102 (tree_sra): Do not rebuild alias info.
19103 (tree_sra_early): Adjust.
19104 (pass_sra): Run TODO_update_address_taken before SRA.
19105 * tree-predcom.c (set_alias_info): Remove.
19106 (prepare_initializers_chain): Do not call it.
19107 (mark_virtual_ops_for_renaming): Adjust.
19108 (mark_virtual_ops_for_renaming_list): Remove.
19109 (initialize_root_vars): Adjust.
19110 (initialize_root_vars_lm): Likewise.
19111 (prepare_initializers_chain): Likewise.
19112 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
19113 (may_propagate_copy_into_stmt): Likewise.
19114 (merge_alias_info): Do nothing for now.
19115 (propagate_tree_value_into_stmt): Adjust.
19116 (stmt_may_generate_copy): Likewise.
19117 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
19118 not mark symbols for renaming.
19119 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
19120 with the same statement, make sure to update the new pointed-to one.
19121 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
19122 call statements, do not mark symbols for renaming.
19123 (mark_operand_necessary): Dump something.
19124 (ref_may_be_aliased): New function.
19125 (mark_aliased_reaching_defs_necessary_1): New helper function.
19126 (mark_aliased_reaching_defs_necessary): Likewise.
19127 (mark_all_reaching_defs_necessary_1): Likewise.
19128 (mark_all_reaching_defs_necessary): Likewise.
19129 (propagate_necessity): Do not process virtual PHIs. For
19130 non-aliased loads mark all reaching definitions as necessary.
19131 For aliased loads and stores mark the immediate dominating
19132 aliased clobbers as necessary.
19133 (visited): New global static.
19134 (perform_tree_ssa_dce): Free visited bitmap after propagating
19136 (remove_dead_phis): Perform simple dead virtual PHI removal.
19137 (remove_dead_stmt): Properly unlink virtual operands when
19139 (eliminate_unnecessary_stmts): Schedule PHI removal after
19141 * tree-ssa-ter.c (is_replaceable_p): Adjust.
19142 (process_replaceable): Likewise.
19143 (find_replaceable_in_bb): Likewise.
19144 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
19145 based on the single gimple vop.
19146 (verify_flow_insensitive_alias_info): Remove.
19147 (verify_flow_sensitive_alias_info): Likewise.
19148 (verify_call_clobbering): Likewise.
19149 (verify_memory_partitions): Likewise.
19150 (verify_alias_info): Likewise.
19151 (verify_ssa): Adjust..
19152 (execute_update_addresses_taken): Export. Update SSA
19153 manually. Optimize only when optimizing. Use a local bitmap.
19154 (pass_update_address_taken): Remove TODO_update_ssa, add
19156 (pass_update_address_taken): Just use TODO_update_address_taken.
19157 (init_tree_ssa): Do not initialize addressable_vars.
19158 (verify_ssa): Verify new VUSE / VDEF properties.
19159 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
19160 Do not call verify_alias_info.
19161 (delete_tree_ssa): Clear the VUSE, VDEF operands.
19162 Do not free the loaded and stored syms bitmaps. Reset the escaped
19163 and callused solutions. Do not free addressable_vars.
19164 Remove memory-tag related code.
19165 (warn_uninitialized_var): Aliases are always available.
19166 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
19167 * lambda-code.c (can_put_in_inner_loop): Adjust.
19168 (can_put_after_inner_loop): Likewise.
19169 (perfect_nestify): Likewise.
19170 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
19171 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
19172 (vectorizable_conversion): Do not mark symbols for renaming.
19173 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
19174 (expand_call_inline): Unlink the calls virtual operands before
19176 (tree_function_versioning): Do not call update_ssa if we are not
19177 updating clones. Simplify.
19178 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
19179 (propagate_with_phi): Likewise..
19180 * tree-outof-ssa.c (create_temp): Remove memory tag and call
19181 clobber code. Assert we are not aliased or global.
19182 * tree-flow.h: Include tree-ssa-alias.h
19183 (enum escape_type): Remove.
19184 (struct mem_sym_stats_d): Likewise.
19185 (struct mem_ref_stats_d): Likewise.
19186 (struct gimple_df): Add vop member. Remove global_var,
19187 call_clobbered_vars, call_used_vars, addressable_vars,
19188 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19189 escaped and callused members.
19190 (struct ptr_info_def): Remove all members, add points-to solution
19192 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19193 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19194 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19195 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19196 (tree-ssa-alias.o): Likewise.
19197 (toplev.o): Add tree-ssa-alias.h
19198 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19199 * gimple.c (gimple_set_bb): Fix off-by-one error.
19200 (is_gimple_reg): Do not handle memory tags.
19201 (gimple_copy): Also copy virtual operands.
19202 Delay updating the statement. Do not reset loaded and stored syms.
19203 (gimple_set_stored_syms): Remove.
19204 (gimple_set_loaded_syms): Likewise.
19205 (gimple_call_copy_skip_args): Copy the virtual operands
19206 and mark the new statement modified.
19207 * tree-ssa-structalias.c (may_alias_p): Remove.
19208 (set_uids_in_ptset): Take the alias set to prune with as
19209 parameter. Fold in the alias test of may_alias_p.
19210 (compute_points_to_sets): Compute whether a ptr is dereferenced
19211 in a local sbitmap.
19212 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19213 other ADDRESSOF constraints on the lhs.
19214 (get_constraint_for_component_ref): Assert that we don't get
19215 ADDRESSOF constraints from the base of the reference.
19216 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19217 (struct variable_info): Remove collapsed_to member.
19218 (get_varinfo_fc): Remove.
19219 (new_var_info): Do not set collapsed_to.
19220 (dump_constraint): Do not follow cycles.
19221 (dump_constraint_graph): Likewise.
19222 (build_pred_graph): Likewise.
19223 (build_succ_graph): Likewise.
19224 (rewrite_constraints): Likewise.
19225 (do_simple_structure_copy): Remove.
19226 (do_rhs_deref_structure_copy): Remove.
19227 (do_lhs_deref_structure_copy): Remove.
19228 (collapse_rest_of_var): Remove.
19229 (do_structure_copy): Re-implement.
19230 (pta_stats): New global variable.
19231 (dump_pta_stats): New function.
19232 (struct constraint_expr): Make offset signed.
19233 (UNKNOWN_OFFSET): Define special value.
19234 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19235 (solution_set_expand): New helper function split out from ...
19236 (do_sd_constraint): ... here.
19237 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19238 (do_ds_constraint): Likewise.
19239 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19240 and CALLUSED = *CALLUSED.
19241 (set_union_with_increment): Make inc argument signed.
19242 (type_safe): Remove.
19243 (get_constraint_for_ptr_offset): Handle unknown and negative
19245 (first_vi_for_offset): Handle offsets before start. Bail
19246 out early for offsets beyond the variable extent.
19247 (first_or_preceding_vi_for_offset): New function.
19248 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19249 Together with ESCAPED = *ESCAPED this properly computes reachability.
19250 (find_what_var_points_to): New function.
19251 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19252 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19253 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19254 pt_solutions_intersect): New functions.
19255 (compute_call_used_vars): Remove.
19256 (compute_may_aliases): New main entry into PTA computation.
19257 * gimple.h (gimple_p): New typedef.
19258 (struct gimple_statement_base): Remove references_memory_p.
19259 (struct gimple_statement_with_memory_ops_base): Remove
19260 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19262 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19263 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19264 gimple_set_references_memory): Remove.
19265 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19266 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19268 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19269 (verify_expr): Allow RESULT_DECL.
19270 (gimple_duplicate_bb): Do not copy virtual operands.
19271 (gimple_duplicate_sese_region): Adjust.
19272 (gimple_duplicate_sese_tail): Likewise.
19273 (mark_virtual_ops_in_region): Remove.
19274 (move_sese_region_to_fn): Do not call it.
19275 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19276 and pass_simple_dse.
19277 (execute_function_todo): Handle TODO_update_address_taken,
19278 call execute_update_addresses_taken for TODO_rebuild_alias.
19279 (execute_todo): Adjust.
19280 (execute_one_pass): Init dump files early.
19281 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19283 (create_general_new_stmt): Clear vops.
19284 * tree-ssa-reassoc.c (get_rank): Adjust.
19285 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19286 symbols for renaming.
19287 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19288 (PARAM_AVG_ALIASED_VOPS): Likewise.
19289 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19290 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19291 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19292 (operand_build_cmp, copy_virtual_operands,
19293 create_ssa_artificial_load_stmt, add_to_addressable_set,
19294 gimple_add_to_addresses_taken): Remove public functions.
19295 (unlink_stmt_vdef): New function.
19297 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19299 * config.gcc (powerpc-*-linux*): Merge variants.
19301 2009-04-02 Chao-ying Fu <fu@mips.com>
19302 James Grosbach <james.grosbach@microchip.com>
19304 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19305 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19307 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19308 keep_interrupts_masked_p, use_debug_exception_return_p.
19309 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19310 keep_interrupts_masked, use_debug_exception_return.
19311 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19312 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19314 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19315 (mips_print_operand): Process COP0 registers to print $0 .. $31
19316 correctly for GAS to process.
19317 (mips_interrupt_extra_call_saved_reg_p): New function.
19318 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19320 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19321 (mips_compute_frame_info): Add supports for interrupt context that
19322 includes doubleword accumulators and COP0 registers.
19323 (mips_for_each_saved_acc): New function.
19324 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19325 mips_for_each_saved_reg.
19326 (mips_save_reg): Save accumulators.
19327 (mips_kernel_reg_p): A new for_each_rtx callback.
19328 (mips_expand_prologue): Support interrupt handlers.
19329 (mips_restore_reg): Restore accumulators.
19330 (mips_expand_epilogue): Support interrupt handlers.
19331 (mips_can_use_return_insn): Return false for interrupt handlers.
19332 (mips_epilogue_uses): New function.
19333 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19334 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19335 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19336 cop0_move): New instructions.
19337 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19338 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19340 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19342 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19343 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19344 interrupt handlers, we use K0 as the temporary register.
19345 (EPILOGUE_USES): Change to a function call.
19346 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19347 handlers, we use K0 as the temporary register.
19349 * doc/extend.texi (Function Attributes): Document interrupt,
19350 use_shadow_register_set, keep_interrupts_masked,
19351 use_debug_exception_return for MIPS attributes.
19353 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19355 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19356 Remove a number of t-files from tmake_file.
19357 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19358 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19359 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19360 target_prototype, not TARGET_PROTOTYPE.
19361 (LINK_OS_GNU_SPEC): Define.
19362 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19363 and darwin-ldoubdle.c.
19365 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19368 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19369 (cpp_options): Ditto.
19370 (default_compilers): Ditto.
19371 (display_help): Ditto.
19372 (process_command): Ditto.
19373 (do_spec_1): Ditto.
19374 (set_input): Use lbasename instead of duplicate code.
19375 (save_temps_prefix): New static for -save-temps=obj.
19376 (save_temps_length): Ditto.
19378 * doc/invoke.texi (-save-temps=obj): Document new variant to
19379 -save-temps switch.
19381 2009-04-02 Jeff Law <law@redhat.com>
19383 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19386 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19388 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19389 * configure: Regenerated.
19391 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19393 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19394 share the argument list.
19396 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19400 2009-02-12 Diego Novillo <dnovillo@google.com>
19402 * varpool.c (debug_varpool): New.
19403 * cgraph.h (debug_varpool): Declare.
19405 2009-04-02 Jan Hubicka <jh@suse.cz>
19407 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19410 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19412 * config/i386/i386.c (ix86_abi): Move initialization to ...
19413 (override_options): Here.
19415 2009-04-02 Christian Bruel <christian.bruel@st.com>
19417 * config/sh/sh.c (sh_dwarf_register_span): New function.
19418 (TARGET_DWARF_REGISTER_SPAN): Define.
19419 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19421 2009-04-02 Ira Rosen <irar@il.ibm.com>
19423 PR tree-optimization/39595
19424 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19425 interleaved loads group is not greater than the SLP group size.
19427 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19429 * builtins.c (is_builtin_name): New.
19430 (called_as_built_in): Use is_builtin_name.
19431 * tree.h (is_builtin_name): New.
19432 * varasm.c (incorporeal_function_p): Use is_builtin_name
19434 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19436 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19438 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19441 * c-decl.c (clone_underlying_type): Move this ...
19442 * c-common.c (set_underlying_type): ... here.
19443 Also, make sure the function properly sets TYPE_STUB_DECL() on
19444 the newly created typedef variant type.
19445 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19446 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19449 2009-04-02 Richard Guenther <rguenther@suse.de>
19451 PR tree-optimization/37221
19452 * tree-flow.h (degenerate_phi_result): Declare.
19453 * tree-ssa-dom.c (degenerate_phi_result): Export.
19454 * tree-scalar-evolution.c (analyze_initial_condition): If
19455 the initial condition is defined by a degenerate PHI node
19456 use the degenerate value.
19458 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19460 PR rtl-optimization/39588
19461 * combine.c (merge_outer_ops): Do not set the constant when this
19463 (simplify_shift_const_1): Do not modify it either in this case.
19465 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19467 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19468 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19470 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19473 * c-lex.c (interpret_float): Default (no suffix) is double.
19475 2009-04-1 Xinliang David Li <davidxl@google.com>
19477 * config/i386/i386.c (legitimate_constant_p): Recognize
19478 all one vector constant.
19480 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19482 * config/vax/vax.c: Add #includes to silence warnings.
19483 Change #include order to silence two warnings.
19485 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19487 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19488 (ASM_SPEC): Pass -k to the assembler for PIC code.
19490 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19492 * config.gcc: Add vax-*-linux* to the switch.
19493 * config/vax/linux.h: New file. (TARGET_VERSION,
19494 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19496 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19498 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19499 Use predicate macros instead of GET_CODE() == foo.
19500 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19501 ashlsi3, rotrsi3, <unnamed>): Likewise.
19503 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19505 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19506 jbbccihi, jbbccisi): Remova trailing whitespace.
19507 * config/vax/constraints.md: Likewise.
19508 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19509 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19510 * config/vax/predicates.md: Likewise.
19511 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19512 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19513 * config/vax/vax.h: Likewise.
19514 * config/vax/vax.md (nonlocal_goto): Likewise.
19516 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19518 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19519 (indirectable_address_p, adjacent_operands_p): Add spaces around
19521 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19523 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19525 * config/vax/vax.c (legitimate_constant_address_p,
19526 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19527 index_term_p, reg_plus_index_p, legitimate_address_p,
19528 vax_mode_dependent_address_p): Update comments to match functions
19529 modified by the recent int->bool conversion.
19531 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19533 * config/vax/builtins.md: Update copyright message.
19534 * config/vax/constraints.md: Likewise.
19535 * config/vax/netbsd-elf.h: Likewise.
19536 * config/vax/predicates.md: Likewise.
19537 * config/vax/vax-protos.h: Likewise.
19538 * config/vax/vax.c: Likewise.
19539 * config/vax/vax.h: Likewise.
19540 * config/vax/vax.md: Likewise.
19541 * config/vax/vax.opt: Likewise.
19543 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19545 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19546 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19547 * config/vax/constraints.md (B, R): Likewise.
19548 * config/vax/predicates.md (external_memory_operand,
19549 nonimmediate_addsub_di_operand): Likewise.
19550 * config/vax/vax.c (vax_output_int_add): Likewise.
19551 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19552 untyped_call): Likewise.
19554 2009-04-01 Matt Thomas <matt@3am-software.com>
19556 * config/vax/predicates.md: New file.
19557 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19558 external_const_operand, nonsymbolic_operand, external_memory_operand,
19559 indirect_memory_operand, indexed_memory_operand,
19560 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19561 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19563 * config/vax/constraints.md: New file.
19564 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19566 * config/vax/builtins.md: New file.
19567 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19568 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19570 * config/vax/vax.opt (mqmath): Add option.
19571 * config/vax/vax.md (isfx): Extend with DI.
19572 (VAXintQH, VAXintQHSD): Define.
19573 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19574 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19575 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19576 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19577 (movdi): Update constraints and use vax_output_int_move().
19578 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19579 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19580 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19581 nonlocal_goto): New.
19582 (mov<mode>): Extend accepted operand types.
19583 (subdi3_old): Rename from subdi3, change update constraints and use
19584 a new implementation.
19585 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19586 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19587 MOVE_RATIO, CLEAR_RATIO): Define.
19588 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19589 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19590 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19591 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19592 (split_quadword_operands): Make static and really allow variable
19594 (print_operand_address): Update for PIC generation.
19595 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19596 indexable_address_p, fixup_mathdi_operand,
19597 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19598 (vax_float_literal, legitimate_constant_p,
19599 indirectable_constant_address_p, index_term_p,
19600 reg_plus_index_p): Return bool instead of int.
19601 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19603 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19605 (vax_output_conditional_branch): Indent.
19606 (legitimate_constant_address_p, indirectable_constant_address_p,
19607 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19608 vax_mode_dependent_address_p): Return bool instead of int, update for
19610 * config/vax/vax-protos.h (legitimate_constant_address_p,
19611 legitimate_constant_p, legitimate_address_p,
19612 vax_mode_dependent_address_p): Change declaration to bool.
19613 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19614 vax_expand_addsub_di_operands, vax_output_int_subtract,
19615 vax_output_movmemsi): Declare.
19616 (split_quadword_operands, vax_float_literal): Delete declaration.
19617 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19618 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19619 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19620 ASM_OUTPUT_DWARF_PCREL): Define.
19621 (ASM_SPEC): Change definition to allow PIC generation.
19623 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19625 * doc/sourcebuild.texi: Update front-end requirements.
19627 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19630 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19631 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19632 (booldi3_internal3): Use boolean_or_operator instead of
19635 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19638 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19639 declarator whose size is not an integer constant expression but
19640 folds to an integer constant, then treat it as a constant
19643 2009-04-01 Richard Guenther <rguenther@suse.de>
19645 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19646 i * 4 + 2 to (i * 2 + 1) * 2.
19648 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19651 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19652 return if c_parser_asm_string_literal returned NULL.
19654 2009-04-01 Nick Clifton <nickc@redhat.com>
19656 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19658 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19659 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19660 other typedefs to avoid conflicts with libgcc2.c. Define labels
19661 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19663 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19664 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19667 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19669 * varasm.c (default_function_rodata_section): Declare DOT as
19672 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19673 Andrey Galkin <agalkin@hypercom.com>
19676 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19677 Make object_name unique for each process.
19679 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19682 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19683 addressable variables in the parallel that could go out of scope while
19684 running queued tasks.
19686 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19688 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19689 (CASE_VALUES_THRESHOLD): Redefine.
19690 * config/avr/avr.c (avr_override_options): Remove initialization of
19691 avr_case_values_threshold variable.
19692 (avr_case_values_threshold): Remove variable. Add new function.
19693 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19694 * config/avr/avr.opt (mno-tablejump): Remove option.
19695 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19697 2009-04-01 DJ Delorie <dj@redhat.com>
19699 * varasm.c (default_function_rodata_section): Don't assume
19700 anything about where the first '.' in the section name is.
19702 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19704 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19705 rs6000_emit_stack_tie.
19707 2009-03-31 Ian Lance Taylor <iant@google.com>
19709 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19710 gimple_code with GIMPLE_RESX, not RESX.
19712 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19714 * c-common.c (c_get_ident): New.
19715 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19717 2009-04-01 Ben Elliston <bje@au.ibm.com>
19719 * config/rs6000/sysv4.opt (msdata): Improve option description.
19721 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19723 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19724 (divdf3_internal_lat): Remove.
19725 (divxf3_internal_lat): Remove.
19726 (divxf3_internal_thr): Remove.
19727 (divxf): Use divxf3_internal.
19728 * config/ia64/div.md (divsf3_internal_lat): New.
19729 (divdf3_internal_lat): New.
19730 (divxf3_internal): New.
19732 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19735 * Makefile.in (USE_GCC_STDINT): Define.
19736 (stmp-int-hdrs): Install stdint.h if applicable.
19737 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19739 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19740 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19741 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19742 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19743 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19744 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19745 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19746 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19747 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19748 (c_common_nodes_and_builtins): Initialize
19749 underlying_wchar_type_node. Do not initialize
19750 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19751 nodes for new types.
19752 (c_stddef_cpp_builtins): Define macros for new types.
19753 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19755 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19756 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19757 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19758 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19759 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19760 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19761 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19762 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19763 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19764 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19765 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19766 int16_type_node, int32_type_node, int64_type_node,
19767 uint8_type_node, uint16_type_node, c_uint32_type_node,
19768 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19769 int_least32_type_node, int_least64_type_node,
19770 uint_least8_type_node, uint_least16_type_node,
19771 uint_least32_type_node, uint_least64_type_node,
19772 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19773 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19774 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19775 uintptr_type_node): Define.
19776 * c-cppbuiltin.c (builtin_define_constants,
19777 builtin_define_type_minmax): New.
19778 (builtin_define_stdint_macros): Define more macros.
19779 (c_cpp_builtins): Define more limit macros.
19780 (type_suffix): New.
19781 (builtin_define_type_max): Define in terms of
19782 builtin_define_type_minmax. Remove is_long parameter. All
19784 * config.gcc (use_gcc_stdint): Define.
19785 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19786 Add newlib-stdint.h for generic targets.
19787 * config/glibc-stdint.h, config/newlib-stdint.h,
19788 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19789 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19790 * config/score/score.h (UINTPTR_TYPE): Define.
19791 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19792 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19793 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19794 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19795 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19796 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19797 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19798 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19799 * config/spu/spu.h (STDINT_LONG32): Define.
19800 * configure.ac (use_gcc_stdint): Substitute.
19801 * configure: Regenerate.
19802 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19803 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19804 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19805 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19806 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19807 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19808 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19809 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19810 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19811 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19812 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19813 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19814 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19815 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19816 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19817 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19818 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19819 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19820 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19821 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19822 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19823 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19824 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19825 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19826 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19827 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19828 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19829 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19830 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19832 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19834 * loop-iv.c (suitable_set_for_replacement): Renamed from
19835 simplify_using_assignment; changed to return bool and to accept new
19836 args DEST and SRC. Return true iff we find a source/destination pair
19837 that can be used to make a replacement, and fill SRC and DEST if so.
19838 Remove arg ALTERED. Don't deal with altered regs here. All callers
19840 (simplify_using_initial_values): Deal with altered regs here and track
19841 more precisely the effect they have on the validity of our expression.
19843 * loop-iv.c (simplify_using_condition): A condition of the form
19844 (EQ REG CONST) can be used to simply make a substitution.
19845 (simplify_using_initial_values): Keep track of conditions we have seen
19846 and keep using them to simplify new expressions, while applying the
19847 same substitutions to them as to the expression.
19849 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19850 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19853 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19854 changed. Use this when trying to improve the upper bound.
19855 Generate the comparison by using simplify_gen_relational.
19857 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19859 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19861 (simplify_using_assignment, simplify_using_initial_values): Call
19862 replace_in_expr to make replacements. Call replace_single_def_regs
19863 once on the initial version of the expression.
19865 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19868 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19870 2009-03-31 Richard Guenther <rguenther@suse.de>
19872 PR middle-end/31029
19873 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19874 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19876 2009-03-31 Richard Guenther <rguenther@suse.de>
19878 * tree.h (div_if_zero_remainder): Declare.
19879 * fold-const.c (div_if_zero_remainder): Export.
19880 * tree-ssa-forwprop.c
19881 (forward_propagate_addr_into_variable_array_index): Handle
19882 constant array index addition outside of the variable index.
19884 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19887 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19888 define_splits, floatunssi<mode>2): Require x87 conversions from
19889 DImode to be permitted.
19891 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19893 PR preprocessor/15638
19894 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19896 2009-03-31 Richard Guenther <rguenther@suse.de>
19898 PR middle-end/23401
19899 PR middle-end/27810
19900 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
19901 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
19902 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
19903 a separate statement.
19904 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
19905 (lookup_tmp_var): Likewise.
19906 (is_gimple_formal_tmp_or_call_rhs): Remove.
19907 (is_gimple_reg_or_call_rhs): Rename to ...
19908 (is_gimple_reg_rhs_or_call): ... this.
19909 (is_gimple_mem_or_call_rhs): Rename to ...
19910 (is_gimple_mem_rhs_or_call): ... this.
19911 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
19912 DECL_GIMPLE_REG_P only if is_formal is true.
19913 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
19914 for non-proper post-modify expression gimplification.
19915 (gimplify_self_mod_expr): For post-modify expressions gimplify
19916 the lvalue to a minimal lvalue.
19917 (rhs_predicate_for): Remove formal temp case.
19918 (gimplify_modify_expr_rhs): Likewise.
19919 (gimplify_addr_expr): Use is_gimple_reg.
19920 (gimplify_expr): Remove formal temp cases.
19921 (gimple_regimplify_operands): Likewise.
19922 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
19923 and FILTER_EXPR like constants.
19924 * gimple.c (walk_gimple_op): Fix val_only initialization, use
19926 (is_gimple_formal_tmp_rhs): Remove.
19927 (is_gimple_reg_rhs): Remove special casing.
19928 (is_gimple_mem_rhs): Fix.
19929 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
19930 (is_gimple_formal_tmp_var): Remove.
19931 (is_gimple_formal_tmp_reg): Likewise.
19932 (is_gimple_min_lval): Allow invariant component ref parts.
19933 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
19934 is_gimple_formal_tmp_reg): Remove declarations.
19935 * tree-cfg.c (verify_expr): Verify that variables with address
19936 taken do not have DECL_GIMPLE_REG_P set.
19937 * tree-mudflap.c (mf_build_check_statement_for): Use
19938 force_gimple_operand instead of gimplify_expr.
19940 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
19942 * modulo-sched.c (sms_schedule_by_order): Pass the actual
19943 schedulable rows to compute_split_row.
19945 2009-03-31 Ben Elliston <bje@au.ibm.com>
19948 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
19951 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19953 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
19954 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
19955 * configure: Regenerate.
19956 * config.in: Regenerate.
19957 * config/rs6000/rs6000.opt (mtls-markers): Add.
19958 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
19959 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
19960 (tls_ld_aix, tls_ld_sysv): Likewise.
19961 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
19962 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
19964 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19966 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
19968 2009-03-30 Jan Hubicka <jh@suse.cz>
19970 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
19972 (tree_remove_unreachable_handlers): Cleanup EH predecestor
19973 detection and label handling.
19975 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19977 * ira-int.h (ira_allocno): Rename left_conflicts_num to
19978 left_conflicts_size.
19979 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
19980 ALLOCNO_LEFT_CONFLICTS_SIZE.
19982 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
19983 remove_allocno_from_bucket_and_push,
19984 allocno_spill_priority_compare, push_allocnos_to_stack,
19985 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19986 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
19987 (setup_allocno_left_conflicts_num): Ditto. Rename to
19988 setup_allocno_left_conflicts_size.
19989 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19990 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
19991 setup_allocno_left_conflicts_size instead of
19992 setup_allocno_left_conflicts_num.
19994 * ira-build.c (ira_create_allocno): Use
19995 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
19996 ALLOCNO_LEFT_CONFLICTS_NUM.
19998 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20000 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20001 instead of DF_LR_OUT.
20003 * ira-lives.c (process_bb_node_lives): Ditto.
20005 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20006 instead of DF_LR_{OUT,IN}.
20008 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20010 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20012 2009-03-30 Jan Hubicka <jh@suse.cz>
20014 * except.c (label_to_region_map): Fix thinko.
20016 2009-03-30 Steve Ellcey <sje@cup.hp.com>
20018 PR middle-end/38237
20019 * tree.h (tree_find_value): New declaration.
20020 * tree.c (tree_find_value): New function.
20021 * varasm.c (assemble_external): Avoid duplicate entries on lists.
20023 2009-03-30 Jakub Jelinek <jakub@redhat.com>
20026 * c-decl.c (struct c_binding): Add locus field.
20027 (bind): Add locus argument, set locus field from it.
20028 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
20029 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
20030 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
20031 implicitly_declare, undeclared_variable, lookup_label,
20032 declare_label, c_make_fname_decl, c_builtin_function,
20033 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
20036 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
20039 * config/i386/i386.c (classify_argument): Check total size of
20042 2009-03-30 Martin Jambor <mjambor@suse.cz>
20044 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
20045 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
20046 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
20049 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
20050 seen_variable_array_ref while also traversing a union.
20052 * tree-inline.c (optimize_inline_calls): Do not call
20053 cgraph_node_remove_callees.
20054 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
20055 (pass_remove_cgraph_callee_edges): New variable.
20056 * passes.c (init_optimization_passes): Add
20057 pass_remove_cgraph_callee_edges after early inlining and before all
20058 late intraprocedural passes.
20060 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
20062 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20064 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
20065 Fix typos in names.
20067 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20069 * combine.c (simplify_comparison): Use have_insn_for.
20070 * dojump.c (do_jump): Likewise.
20072 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20074 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
20075 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
20076 sparc_compare_op0 like sparc_compare_emitted used to be handled.
20077 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
20078 instead of sparc_compare_emitted.
20079 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
20080 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
20081 instead of sparc_compare_emitted.
20083 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20085 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
20086 enter/exit cfglayout mode.
20087 (pass_partition_block): Require it.
20088 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
20089 (combine_instructions): Track basic blocks instead of labels.
20090 (update_cfg_for_uncondjump): New.
20091 (try_combine): Use it. Update jumps after rescanning.
20092 (pass_combine): Require PROP_cfglayout.
20093 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
20095 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20097 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
20098 Provide/destroy PROP_cfglayout respectively.
20099 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
20100 * tree-pass.h (PROP_cfglayout): New.
20102 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20104 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
20105 fold_convert_const_fixed_from_fixed,
20106 fold_convert_const_fixed_from_int,
20107 fold_convert_const_fixed_from_real, fold_negate_const): Do not
20108 set TREE_CONSTANT_OVERFLOW.
20109 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
20110 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
20112 2009-03-30 Ira Rosen <irar@il.ibm.com>
20114 * tree-vect-loop-manip.c: New file.
20115 * tree-vectorizer.c: Update documentation and included files.
20116 (vect_loop_location): Make extern.
20117 (rename_use_op): Move to tree-vect-loop-manip.c
20118 (rename_variables_in_bb, rename_variables_in_loop,
20119 slpeel_update_phis_for_duplicate_loop,
20120 slpeel_update_phi_nodes_for_guard1,
20121 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
20122 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
20123 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
20124 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
20125 find_loop_location): Likewise.
20126 (new_stmt_vec_info): Move to tree-vect-stmts.c.
20127 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
20128 get_vectype_for_scalar_type, vect_is_simple_use,
20129 supportable_widening_operation, supportable_narrowing_operation):
20131 (bb_in_loop_p): Move to tree-vect-loop.c.
20132 (new_loop_vec_info, destroy_loop_vec_info,
20133 reduction_code_for_scalar_code, report_vect_op,
20134 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
20135 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
20136 (vect_supportable_dr_alignment): Likewise.
20137 * tree-vectorizer.h (tree-data-ref.h): Include.
20138 (vect_loop_location): Declare.
20139 Reorganize function declarations according to the new file structure.
20140 * tree-vect-loop.c: New file.
20141 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
20142 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
20143 * tree-vect-data-refs.c: New file.
20144 * tree-vect-patterns.c (timevar.h): Don't include.
20145 * tree-vect-stmts.c: New file.
20146 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
20147 tree-vect-slp.c, tree-vect-loop.c.
20148 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
20149 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
20150 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
20151 (tree-vect-analyze.o): Remove.
20152 (tree-vect-transform.o): Likewise.
20153 (tree-vect-data-refs.o): Add rule.
20154 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
20155 tree-vect-slp.o): Likewise.
20156 (tree-vect-patterns.o): Remove redundant dependencies.
20157 (tree-vectorizer.o): Likewise.
20158 * tree-vect-slp.c: New file.
20160 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20162 * optc-gen.awk: Warn if an option flag has multiple different
20165 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
20167 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
20168 -floop-block): Document dependences on PPL, CLooG and Graphite.
20170 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20172 PR rtl-optimization/323
20173 * c-common.c (c_fully_fold, convert_and_check,
20174 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
20175 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
20176 * c-common.def (EXCESS_PRECISION_EXPR): New.
20177 * c-cppbuiltin.c (builtin_define_float_constants): Define
20178 constants with enough digits for long double.
20179 * c-lex.c (interpret_float): Interpret constant with excess
20180 precision where appropriate.
20181 * c-opts.c (c_common_post_options): Set
20182 flag_excess_precision_cmdline. Give an error for
20183 -fexcess-precision=standard for C++ for processors where the
20184 option is significant.
20185 * c-parser.c (c_parser_conditional_expression): Handle excess
20186 precision in condition.
20187 * c-typeck.c (convert_arguments): Handle arguments with excess
20189 (build_unary_op): Move excess precision outside operation.
20190 (build_conditional_expr): Likewise.
20191 (build_compound_expr): Likewise.
20192 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20193 (build_modify_expr): Handle excess precision in RHS.
20194 (convert_for_assignment): Handle excess precision in converted
20196 (digest_init, output_init_element, process_init_element): Handle
20197 excess precision in initializer.
20198 (c_finish_return): Handle excess precision in return value.
20199 (build_binary_op): Handle excess precision in operands and add
20200 excess precision as needed for operation.
20201 * common.opt (-fexcess-precision=): New option.
20202 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20203 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20204 For standard excess precision, output explicit conversion to and
20205 truncation from XFmode.
20206 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20207 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20208 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20209 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20210 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20211 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20212 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20213 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20214 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20215 define_splits, sqrt<mode>2): Disable where appropriate for
20216 standard excess precision.
20217 * convert.c (convert_to_real): Do not shorten arithmetic to type
20218 for which excess precision would be used.
20219 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20220 * doc/invoke.texi (-fexcess-precision=): Document option.
20221 (-mfpmath=): Correct index entry.
20222 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20223 flag_excess_precision): New.
20224 * langhooks.c (lhd_post_options): Set
20225 flag_excess_precision_cmdline.
20226 * opts.c (common_handle_option): Handle -fexcess-precision=.
20227 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20228 init_excess_precision): New.
20229 (lang_dependent_init_target): Call init_excess_precision.
20230 * tree.c (excess_precision_type): New.
20231 * tree.h (excess_precision_type): Declare.
20233 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20236 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20237 non-lvalue to component.
20239 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20241 PR preprocessor/34695
20242 * Makefile.in (c-opts.o): Depend on c-tree.h.
20243 * c-common.c: Move down include of diagnostic.h.
20244 (done_lexing, c_cpp_error): New.
20245 * c-common.h (done_lexing): Declare.
20246 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20248 * c-opts.c: Include c-tree.h.
20249 (c_common_init_options): Set preprocessor error callback.
20250 (c_common_handle_option): Do not set preprocessor
20251 inhibit_warnings, warnings_are_errors, warn_system_headers,
20252 pedantic_errors or inhibit_warnings flags.
20253 (c_common_post_options): Do not check cpp_errors (parse_in).
20254 (c_common_finish): Do not output dependencies if there were
20255 errors. Do not check return value of cpp_finish.
20256 * c-ppoutput.c (pp_file_change): Set input_location.
20257 * c-tree.h (c_cpp_error): Declare.
20258 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20260 (diagnostic_build_prefix): Check override_column.
20261 * diagnostic.h (diagnostic_info): Add override_column field.
20262 (diagnostic_override_column): Define.
20264 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20266 * c-common.c (c_expand_expr, c_staticp): Remove.
20267 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20268 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20269 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20270 * c-gimplify.c (gimplify_compound_literal_expr,
20271 optimize_compound_literals_in_ctor): Remove.
20272 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20273 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20274 * c-semantics.c (emit_local_var): Remove.
20276 * langhooks-def.h (lhd_expand_expr): Remove.
20277 * langhooks.c (lhd_expand_expr): Remove.
20278 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20280 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20281 handling from c-semantics.c; don't call into langhook.
20282 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20283 * gimplify.c (gimplify_compound_literal_expr,
20284 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20285 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20286 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20287 as was done in c-gimplify.c.
20288 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20289 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20290 Move from c-common.h.
20291 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20293 * tree.c (staticp): Do not call langhook.
20294 * langhooks.c (lhd_staticp): Delete.
20295 * langhooks-def.h (lhd_staticp): Delete prototype.
20296 (LANG_HOOKS_STATICP): Delete.
20297 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20299 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20300 instead of DECL_STMTs.
20302 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20310 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20312 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20313 contained expression.
20314 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20315 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20316 conditional expressions for C.
20317 (decl_constant_value_for_optimization): Move from
20318 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20319 whether optimizing and that the expression is a VAR_DECL not of
20320 array type instead of doing such checks in the caller. Do not
20321 check pedantic. Call gcc_unreachable for C++.
20322 * c-common.def (C_MAYBE_CONST_EXPR): New.
20323 * c-common.h (c_fully_fold, c_save_expr,
20324 decl_constant_value_for_optimization): New prototypes.
20325 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20326 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20327 EXPR_INT_CONST_OPERANDS): Define.
20328 * c-convert.c (convert): Strip nops from expression.
20329 * c-decl.c (groktypename): Take extra parameters expr and
20330 expr_const_operands. Update call to grokdeclarator.
20331 (start_decl): Update call to grokdeclarator. Add statement for
20332 expressions used in type of decl.
20333 (grokparm): Update call to grokdeclarator.
20334 (push_parm_decl): Update call to grokdeclarator.
20335 (build_compound_literal): Add parameter non_const and build a
20336 C_MAYBE_COSNT_EXPR if applicable.
20337 (grokdeclarator): Take extra parameters expr and
20338 expr_const_operands. Track expressions used in declaration
20339 specifiers and declarators. Fold array sizes and track whether
20340 they are constant expressions and whether they are integer
20341 constant expressions.
20342 (parser_xref_tag): Set expr and expr_const_operands fields in
20344 (grokfield): Update call to grokdeclarator.
20345 (start_function): Update call to grokdeclarator.
20346 (build_null_declspecs): Set expr and expr_const_operands fields in
20348 (declspecs_add_type): Handle expressions in typeof specifiers.
20349 * c-parser.c (c_parser_declspecs): Set expr and
20350 expr_const_operands fields for declaration specifiers.
20351 (c_parser_enum_specifier): Likewise.
20352 (c_parser_struct_or_union_specifier): Likewise.
20353 (c_parser_typeof_specifier): Likewise. Update call to
20354 groktypename. Fold expression as needed. Return expressions with
20355 type instead of adding statements.
20356 (c_parser_attributes): Update calls to c_parser_expr_list.
20357 (c_parser_statement_after_labels): Fold expression before passing
20358 to objc_build_throw_stmt.
20359 (c_parser_condition): Fold expression.
20360 (c_parser_asm_operands): Fold expression.
20361 (c_parser_conditional_expression): Use c_save_expr. Update call
20362 to build_conditional_expr.
20363 (c_parser_alignof_expression): Update call to groktypename.
20364 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20365 original_code. Fold expression argument of va_arg. Create
20366 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20367 argument to va_arg. Update calls to groktypename. Fold array
20368 index for offsetof. Verify that first argument to
20369 __builtin_choose_expr has integer type.
20370 (c_parser_postfix_expression_after_paren_type): Update calls to
20371 groktypename and build_compound_literal. Handle expressions with
20372 side effects in type name.
20373 (c_parser_postfix_expression_after_primary): Update call to
20374 c_parser_expr_list. Set original_code for calls to
20375 __builtin_constant_p.
20376 (c_parser_expr_list): Take extra parameter fold_p. Fold
20377 expressions if requested.
20378 (c_parser_objc_type_name): Update call to groktypename.
20379 (c_parser_objc_synchronized_statement): Fold expression.
20380 (c_parser_objc_receiver): Fold expression.
20381 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20382 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20383 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20384 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20385 (struct c_typespec): Add elements expr and expr_const_operands.
20386 (struct c_declspecs): Add elements expr and expr_const_operands.
20387 (groktypename, build_conditional_expr, build_compound_literal):
20389 (in_late_binary_op): Declare.
20390 * c-typeck.c (note_integer_operands): New function.
20391 (in_late_binary_op): New variable.
20392 (decl_constant_value_for_broken_optimization): Move to c-common.c
20393 and rename to decl_constant_value_for_optimization.
20394 (default_function_array_conversion): Do not strip nops.
20395 (default_conversion): Do not call
20396 decl_constant_value_for_broken_optimization.
20397 (build_array_ref): Do not fold result.
20398 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20399 result when operand is a VLA.
20400 (c_expr_sizeof_type): Update call to groktypename. Handle
20401 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20402 result when operand names a VLA type.
20403 (build_function_call): Update call to build_compound_literal.
20404 Only fold result for calls to __builtin_* functions. Strip
20405 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20406 the function designator.
20407 (convert_arguments): Fold arguments. Update call to
20408 convert_for_assignment.
20409 (build_unary_op): Handle increment and decrement of
20410 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20411 decrement earlier. Fold operand of increment and decrement.
20412 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20413 built for integer operand. Wrap returns that are INTEGER_CSTs
20414 without being integer constant expressions or that have integer
20415 constant operands without being INTEGER_CSTs.
20416 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20417 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20418 result is an integer constant expression or can be used in
20419 unevaluated parts of one and avoid folding and wrap as
20420 appropriate. Fold operands before possibly doing -Wsign-compare
20422 (build_compound_expr): Wrap result for C99 if operands can be used
20423 in integer constant expressions.
20424 (build_c_cast): Update call to digest_init. Do not ignore
20425 overflow from casting floating-point constants to integers. Wrap
20426 results that could be confused with integer constant expressions,
20427 null pointer constants or floating-point constants.
20428 (c_cast_expr): Update call to groktypename. Handle expressions
20429 included in type name.
20430 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20431 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20432 Update calls to convert_for_assignment.
20433 (convert_for_assignment): Take new parameter
20434 null_pointer_constant. Do not strip nops or call
20435 decl_constant_value_for_broken_optimization. Set
20436 in_late_binary_op for conversions to boolean.
20437 (store_init_value): Update call to digest_init.
20438 (digest_init): Take new parameter null_pointer_constant. Do not
20439 call decl_constant_value_for_broken_optimization. pedwarn for
20440 initializers not constant expressions. Update calls to
20441 convert_for_assignment.
20442 (constructor_nonconst): New.
20443 (struct constructor_stack): Add nonconst element.
20444 (really_start_incremental_init, push_init_level, pop_init_level):
20445 Handle constructor_nonconst and nonconst element.
20446 (set_init_index): Call constant_expression_warning for array
20448 (output_init_element): Fold value. Set constructor_nonconst as
20449 applicable. pedwarn for initializers not constant expressions.
20450 Update call to digest_init. Call constant_expression_warning
20451 where constant initializers are required.
20452 (process_init_element): Use c_save_expr.
20453 (c_finish_goto_ptr): Fold expression.
20454 (c_finish_return): Fold return value. Update call to
20455 convert_for_assignment.
20456 (c_start_case): Fold switch expression.
20457 (c_process_expr_stmt): Fold expression.
20458 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20459 ensure statement expression is not evaluated in constant expression.
20460 (build_binary_op): Track whether results are integer constant
20461 expressions or may occur in such, disable folding and wrap results
20462 as applicable. Fold operands for -Wsign-compare warnings unless
20464 (c_objc_common_truthvalue_conversion): Handle results folded to
20465 integer constants that are not integer constant expressions.
20466 * doc/extend.texi: Document when typeof operands are evaluated,
20467 that condition of __builtin_choose_expr is an integer constant
20468 expression, and more about use of __builtin_constant_p in
20471 2009-03-29 Richard Guenther <rguenther@suse.de>
20473 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20474 propagate addresses of array references.
20476 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20478 * regmove.c (perhaps_ends_bb_p): Remove.
20479 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20480 from INSN and check that the main loop stays within that basic block.
20481 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20482 (regmove_forward_pass): Split out from regmove_optimize. Use
20483 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20484 (regmove_backward_pass): Split out from regmove_optimize. Use
20485 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20486 (regmove_optimize): Simplify.
20488 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20491 * config/i386/i386.c (classify_argument): Ignore flexible array
20492 member in struct and warn ABI change.
20494 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20496 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20498 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20499 (ix86_adjust_cost): Updated.
20501 2009-03-29 Jan Hubicka <jh@suse.cz>
20503 PR middle-end/28850
20504 * tree-pass.h (pass_cleanup_eh): New function.
20505 (remove_unreachable_regions): Break code handling RTL
20506 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20507 that can not be reached by runtime.
20508 (can_be_reached_by_runtime): New function.
20509 (label_to_region_map): New function.
20510 (num_eh_regions): New function.
20511 (rtl_remove_unreachable_regions): New function.
20512 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20513 (remove_eh_region): New function.
20514 * except.h: Include sbitmap and vecprim.
20515 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20516 num_eh_regions): Declare.
20517 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20518 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20519 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20520 (tree_empty_eh_handler_p): New function.
20521 (cleanup_empty_eh): New function.
20522 (cleanup_eh): New function.
20523 (pass_cleanup_eh): New function.
20525 2009-03-29 Jan Hubicka <jh@suse.cz>
20527 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20528 for removed regions.
20530 2009-03-29 Jan Hubicka <jh@suse.cz>
20532 * except.c (dump_eh_tree): Dump all datastructures.
20534 2009-03-29 Jan Hubicka <jh@suse.cz>
20536 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20537 (duplicate_eh_regions_1): Likewise.
20538 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20539 vector; call EH verification.
20540 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20541 Be ready for region being removed.
20543 2009-03-29 Jan Hubicka <jh@suse.cz>
20545 * bitmap.c (bitmap_last_set_bit): New function.
20546 * bitmap.h (bitmap_last_set_bit): Declare.
20548 2009-03-29 David Ayers <ayers@fsfe.org>
20551 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20552 by calling objc_compare_types and surpress warnings about
20553 incompatible C pointers that are compatible ObjC pointers.
20555 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20557 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20558 call initialize_inline_failed.
20559 (initialize_inline_failed): Move it from here ...
20560 * cgraph.c (initialize_inline_failed): ... to here.
20561 (cgraph_create_edge): Call initialize_inline_failed rather than
20562 setting inline_failed directly.
20564 2009-03-29 Ben Elliston <bje@au.ibm.com>
20567 * sysv4.opt (msdata): Improve comment.
20568 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20569 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20571 2009-03-29 Ben Elliston <bje@au.ibm.com>
20574 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20575 load and store attributes.
20577 2009-03-29 Ben Elliston <bje@au.ibm.com>
20579 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20580 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20581 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20582 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20583 __builtin_infq and __builtin_huge_valq.
20585 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20587 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20589 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20590 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20592 2009-03-28 Xinliang David Li <davidxl@google.com>
20594 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20595 (do_dbg_cnt): New function.
20597 2009-03-28 Jan Hubicka <jh@suse.cz>
20599 Merge from pretty-ipa:
20601 2009-03-27 Jan Hubicka <jh@suse.cz>
20603 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20604 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20605 * passes.c (function_called_by_processed_nodes_p): New.
20606 * ipa-pure-const.c (check_call): Fix handling of operands.
20607 (analyze_function): Dump debug output for skipped bodies.
20608 (local_pure_const): Use function_called_by_processed_nodes_p.
20609 * dwarf2out.c (reference_to_unused): Use output.
20610 * passes.c (do_per_function_toporder): Likewise.
20612 2008-11-12 Jan Hubicka <jh@suse.cz>
20614 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20615 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20616 state_set_in_source enum
20617 (check_decl): Ignore memory tags; do not set fake looping flags;
20619 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20620 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20621 (check_call, analyze_function): Rewrite.
20623 (add_new_function): Update call of analyze_function.
20624 (generate_summary): Add call of analyze_function.
20625 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20626 (local_pure_const): New function.
20627 (pass_local_pure_const): New pass.
20628 * ipa-inline.c (inline_transform): Set after_inlining.
20629 * tree-eh.c (stmt_can_throw_external): New.
20630 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20631 work with aliasing built.
20632 * tree-flow.h (stmt_can_throw_external): New.
20633 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20634 and local pure/const pass in early and late optimization queue.
20636 2009-03-28 Martin Jambor <mjambor@suse.cz>
20638 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20640 (fold_binary): Allow function decl aligment consideration is the
20641 second argument is integer constant one.
20642 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20643 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20644 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20646 2009-03-28 Jan Hubicka <jh@suse.cz>
20648 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20649 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20650 * function.h (rtl_data): Add nothrow flag.
20651 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20652 set DECL_NOTHROW for AVAILABLE functions.
20654 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20656 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20657 following vector keyword has expansion starting with pixel or bool
20658 keyword, expand vector to __vector and pixel or bool to __pixel or
20662 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20663 warn_if_disallowed_function_p): Removed.
20664 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20665 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20666 warning_if_disallowed_function_p.
20667 * flags.h (warn_if_disallowed_function_p,
20668 warn_disallowed_functions): Removed.
20669 * common.opt (Wdisallowed-function-list=): Removed.
20670 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20672 2009-03-28 Richard Guenther <rguenther@suse.de>
20674 PR tree-optimization/38723
20675 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20678 2009-03-28 Jan Hubicka <jh@suse.cz>
20680 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20681 test introduced by my previous patch.
20683 2009-03-28 Richard Guenther <rguenther@suse.de>
20685 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20686 the PHIs value undefined.
20688 2009-03-28 Jan Hubicka <jh@suse.cz>
20690 * tree-pass.h (pass_fixup_cfg): New pass.
20691 * ipa-inline.c (inline_transform): Set
20692 always_inline_functions_inlined/after_inlining.
20693 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20694 (pass_fixup_cfg): New pass.
20695 * passes.c (init_optimization_passes): Add fixup_cfg.
20697 2009-03-28 Richard Guenther <rguenther@suse.de>
20699 PR tree-optimization/38458
20700 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20701 argument use the arguments copy-of value.
20703 2009-03-28 Richard Guenther <rguenther@suse.de>
20705 PR tree-optimization/38180
20706 * tree-ssa-ccp.c (get_default_value): Simplify.
20707 (likely_value): Likewise.
20708 (surely_varying_stmt_p): Properly handle VOP case.
20709 (ccp_initialize): Likewise.
20710 (ccp_fold): Handle propagating through *&.
20711 (fold_const_aggregate_ref): Also handle decls.
20713 2009-03-28 Jan Hubicka <jh@suse.cz>
20715 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20716 * cgraph.h (cgraph_node): Likewise.
20717 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20718 (cgraph_reset_node): Use process flag.
20719 (cgraph_mark_functions_to_output): Likewise.
20720 (cgraph_expand_function): Likewise.
20721 (cgraph_expand_all_functions): Likewise.
20722 (cgraph_output_in_order): Likewise.
20723 * dwarf2out.c (reference_to_unused): Likewise.
20724 * passes.c do_per_function_toporder): Likewise.
20726 2009-03-28 Jan Hubicka <jh@suse.cz>
20728 Bring from lto-branch:
20730 2008-09-03 Doug Kwan <dougkwan@google.com>
20732 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20733 enums instead of reason strings.
20734 * cgraph.c (cgraph_create_edge): Same.
20735 (cgraph_inline_failed_string): New function.
20736 * cgraph.h (cgraph_inline_failed_t): New enum type.
20737 (cgraph_inline_failed_string): New prototype.
20738 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20739 char pointer to cgraph_inline_failed_t.
20740 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20741 (cgraph_default_inline_p): Ditto.
20742 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20743 to cgraph_inline_failed_t pointer.
20744 * cif-code.def: New file.
20745 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20747 (cgraph_check_inline_limits): Change type of REASON to pointer to
20748 cgraph_inline_failed_t. Replace reason strings with enums.
20749 (cgraph_default_inline_p): Ditto.
20750 (cgraph_recursive_inlining_p): Ditto.
20751 (update_caller_keys): Change type of FAILED_REASON to
20752 cgraph_inline_failed_t.
20753 (cgraph_set_inline_failed): Change type of REASON to pointer to
20754 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20755 convert enums to strings for text output.
20756 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20757 to be of type cgraph_inline_failed_t. Replace reason strings with
20758 enums. Call cgraph_inline_failed_string to covert enums
20759 to strings for text output.
20760 (cgraph_decide_inlining): Replace reason strings with enums.
20761 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20762 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20764 * tree-inline.c (expand_call_inline): Change type of REASON
20765 to cgraph_inline_failed_t. Replace reason strings with enums.
20766 Call cgraph_inline_failed_string for text output.
20767 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20770 2009-03-28 Jan Hubicka <jh@suse.cz>
20772 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20773 cgraph_clone_node): Remove master clone handling.
20774 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20775 * cgraph.h (master_clone): Remove.
20776 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20777 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20778 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20780 2009-03-28 Jan Hubicka <jh@suse.cz>
20782 * cgraph.c (cgraph_function_body_availability): Functions declared
20783 inline are always safe to assume that it is not going to be replaced.
20785 2009-03-28 Richard Guenther <rguenther@suse.de>
20787 PR tree-optimization/38513
20788 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20789 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20790 EXC_PTR_EXPR and FILTER_EXPR.
20791 (get_ref_from_reference_ops): Likewise.
20793 2009-03-28 Richard Guenther <rguenther@suse.de>
20795 PR tree-optimization/38968
20796 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20797 Use FLOOR_MOD_EXPR to compute misalignment.
20799 2009-03-28 Richard Guenther <rguenther@suse.de>
20801 PR tree-optimization/37795
20802 * tree.h (combine_comparisons): Declare.
20803 * fold-const.c (combine_comparisons): Export.
20804 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20806 (ifcombine_iforif): Use combine_comparisons.
20808 2009-03-28 Jan Hubicka <jh@suse.cz>
20810 * tree-eh.c (inlinable_call_p): New function.
20811 (make_eh_edges): Use it.
20812 (verify_eh_edges): Use it.
20813 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20814 * except.c (reachable_next_level): Add inlinable_function argument
20815 (sjlj_find_directly_reachable_regions): Update.
20816 (add_reachable_handler): Do not set saw_any_handlers.
20817 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20818 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20819 Add new inlinable call parameter.
20820 (can_throw_internal, can_throw_external): Update.
20821 * except.h (can_throw_internal_1, can_throw_external_1,
20822 foreach_reachable_handler): Update declaration.
20824 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20826 * config/arm/t-arm-coff, config/h8300/coff.h,
20827 config/i386/i386-aout.h, config/i386/i386-coff.h,
20828 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20829 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20830 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20831 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20832 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20833 sys-types.h: Remove.
20834 * Makefile.in: Remove protoize and fixproto support and references
20836 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20837 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20839 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20840 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20841 unprotoize$(exeext).
20842 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20843 (.PHONY): Don't depend on proto.
20844 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20845 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20846 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20847 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20848 build/gen-protos.o, build/scan.o, xsys-protos.h,
20849 build/fix-header$(build_exeext), build/fix-header.o,
20850 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20851 stmp-install-fixproto): Remove.
20852 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20853 SYSCALLS.c or fixproto files.
20854 (install-common): Don't install protoize.
20855 (install-headers-tar, install-headers-cpio, install-headers-cp):
20856 Don't depend on $(STMP_FIXPROTO).
20857 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20858 install fixproto files or write out fixproto settings.
20859 (uninstall): Don't uninstall protoize.
20860 * config.gcc (use_fixproto): Remove.
20861 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20862 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20863 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20864 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20865 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20866 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20867 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20868 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20869 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20870 * config/t-vxworks (STMP_FIXPROTO): Remove.
20871 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20872 STMP_FIXPROTO): Remove.
20873 * config.in, configure: Regenerate.
20874 * crtstuff.c (gid_t, uid_t): Don't undefine.
20875 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20876 (arm-*-coff, arm-*-aout: Remove target entries.
20877 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20878 Remove mention of AIX 4.1.
20879 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20880 * doc/invoke.texi (Running Protoize): Remove.
20881 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20882 (Protoize Caveats): Remove.
20883 * tsystem.h: Update comments on headers assumed to exist.
20885 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20887 * genautomata.c: Add a new year to the copyright. Add a new
20889 (struct insn_reserv_decl): Add comments for member bypass_list.
20890 (find_bypass): Remove.
20891 (insert_bypass): New.
20892 (process_decls): Use insert_bypass.
20893 (output_internal_insn_latency_func): Output all bypasses with the
20894 same input insn in one switch case.
20896 * rtl.def (define_bypass): Describe bypass choice.
20897 * doc/md.texi (define_bypass): Ditto.
20899 2009-03-27 Richard Guenther <rguenther@suse.de>
20901 * gimplify.c (mark_addressable): Export.
20902 * tree-flow.h (mark_addressable): Declare.
20903 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
20904 * tree-ssa.c (verify_phi_args): Verify that address taken
20905 variables have TREE_ADDRESSABLE set.
20907 2009-03-27 Richard Guenther <rguenther@suse.de>
20909 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
20910 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
20911 Do not mark decls TREE_ADDRESSABLE.
20912 (build_fold_addr_expr): Adjust.
20913 (fold_addr_expr): Remove.
20914 (fold_unary): Use build_fold_addr_expr.
20915 (fold_comparison): Likewise.
20916 (split_address_to_core_and_offset): Likewise.
20917 * coverage.c (tree_coverage_counter_addr): Mark the array decl
20919 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
20920 (gimplify_modify_expr_to_memcpy): Mark source and destination
20922 * omp-low.c (create_omp_child_function): Mark the object decl
20924 (lower_rec_input_clauses): Mark the var we take the address of
20926 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
20928 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20930 PR middle-end/39315
20931 * cfgexpand.c (expand_one_stack_var_at): Change alignment
20932 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
20934 2009-03-27 Richard Guenther <rguenther@suse.de>
20936 PR tree-optimization/39120
20937 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
20939 (handle_lhs_call): Process return constraints. Add escape
20940 constraints if necessary.
20941 (handle_const_call): Fill out return constraints. Make nested
20942 case more precise. Avoid consttmp if possible.
20943 (handle_pure_call): Fill out return constraints. Avoid
20944 callused if possible.
20945 (find_func_aliases): Simplify call handling.
20947 2009-03-27 Richard Guenther <rguenther@suse.de>
20949 PR tree-optimization/39120
20950 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
20951 as a representative.
20952 (solve_graph): Do propagate CALLUSED.
20953 (handle_pure_call): Use a scalar constraint from CALLUSED for
20955 (find_what_p_points_to): CALLUSED shall not appear in poins-to
20958 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20961 * c-common.c (handle_aligned_attribute): Properly check alignment
20962 overflow. Use (1U << i) instead of (1 << i).
20964 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
20966 * expr.h (get_mem_align_offset): Updated.
20968 * tree.h (tree_decl_common): Change align to "unsigned int" and
20969 move it before pointer_alias_set.
20971 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20972 Jakub Jelinek <jakub@redhat.com>
20975 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
20976 gr_register_operand with gr_reg_or_0_operand.
20977 (cmpxchg_rel_di): Likewise.
20978 (sync_lock_test_and_set<mode>): Likewise.
20980 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20982 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
20983 (true_regnum): Likewise.
20985 * rtlanal.c (subreg_info): Moved to ...
20986 * rtl.h (subreg_info): Here. New.
20987 (subreg_get_info): New.
20989 * rtlanal.c (subreg_get_info): Make it extern.
20991 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20994 * config/i386/i386.c (ix86_abi): New.
20995 (override_options): Handle -mabi=.
20996 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
20997 (ix86_call_abi_override): Likewise.
20998 (init_cumulative_args): Likewise.
20999 (function_arg_advance): Likewise.
21000 (function_arg_64): Likewise.
21001 (function_arg): Likewise.
21002 (ix86_pass_by_reference): Likewise.
21003 (ix86_function_value_regno_p): Likewise.
21004 (ix86_build_builtin_va_list_abi): Likewise.
21005 (setup_incoming_varargs_64): Likewise.
21006 (is_va_list_char_pointer): Likewise.
21007 (ix86_init_machine_status): Likewise.
21008 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
21009 (ix86_function_type_abi): Return enum calling_abi. Rewrite
21010 for 64bit. Replace DEFAULT_ABI with ix86_abi.
21011 (ix86_function_abi): Make it static and return enum calling_abi.
21012 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
21014 (ix86_fn_abi_va_list): Updated.
21016 * config/i386/i386.h (ix86_abi): New.
21017 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
21018 (CONDITIONAL_REGISTER_USAGE): Likewise.
21019 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
21020 (machine_function): Likewise.
21022 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
21024 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
21025 (STACK_BOUNDARY): Likewise.
21026 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
21028 * config/i386/i386.opt (mabi=): New.
21030 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
21031 return enum calling_abi.
21032 (ix86_function_type_abi): Likewise.
21033 (ix86_function_abi): Removed.
21035 * doc/invoke.texi: Document -mabi= option for x86.
21037 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21039 * builtins.c (real_dconstp): Delete.
21040 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
21042 2009-03-27 Dodji Seketeli <dodji@redhat.com>
21043 Jakub Jelinek <jakub@redhat.com>
21046 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
21047 (gen_subprogram_die): When a function is explicit, generate the
21048 DW_AT_explicit attribute.
21049 * langhooks.h (struct lang_hooks_for_decls): Add
21050 function_decl_explicit_p langhook.
21051 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
21052 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
21054 2009-03-27 Jakub Jelinek <jakub@redhat.com>
21056 * builtins.c (fold_builtin_memory_op): Optimize memmove
21057 into memcpy if we can prove source and destination don't overlap.
21059 * tree-inline.c: Include gt-tree-inline.h.
21060 (clone_fn_id_num): New variable.
21061 (clone_function_name): New function.
21062 (tree_function_versioning): Use it.
21063 * Makefile.in (GTFILES): Add tree-inline.c.
21065 2009-03-27 Mark Mitchell <mark@codesourcery.com>
21067 * BASE-VER: Change to 4.5.0.
21069 2009-03-27 Xinliang David Li <davidxl@google.com>
21071 PR tree-optimization/39557
21072 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
21074 2009-03-27 Xinliang David Li <davidxl@google.com>
21076 PR tree-optimization/39548
21077 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
21080 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21082 * c-common.c (pointer_int_sum): Use %wd on return from
21085 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21087 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
21088 on return from tree_low_cst.
21090 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
21093 * ginclude/stdarg.h (va_copy): Define also for
21094 __GXX_EXPERIMENTAL_CXX0X__.
21096 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21099 * builtins.h (c_strlen): Do not warn here.
21100 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21101 * c-common.c (pointer_int_sum): Take an explicit location.
21102 Warn about offsets out of bounds.
21103 * c-common.h (pointer_int_sum): Adjust declaration.
21105 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21107 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
21110 2009-03-26 Jakub Jelinek <jakub@redhat.com>
21113 * opts.c (warn_if_disallowed_function_p): Don't assume
21114 get_callee_fndecl must return non-NULL.
21116 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
21118 PR rtl-optimization/39522
21119 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
21120 when reg_reloaded_valid is set.
21122 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21124 * config/spu/divv2df3.c: New file.
21125 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
21126 (DPBIT_FUNCS): Filter out _div_df.
21128 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
21130 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
21131 a jump insn, count that jump in the distance to the loop start.
21133 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
21136 * config/sh/sh.c (calc_live_regs): Fix condition for global
21137 registers except PIC_OFFSET_TABLE_REGNUM.
21139 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
21142 * doc/invoke.texi (-mconsole): New.
21144 (-mno-cygwin): New.
21146 (-mnop-fun-dllimport): New.
21150 (sub section "i386 and x86-64 Windows Options"): New.
21152 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
21154 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
21155 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
21157 2009-03-25 Richard Guenther <rguenther@suse.de>
21159 PR middle-end/39497
21160 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
21163 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
21165 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
21166 neither of haifa/selective schedulers are working.
21168 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21170 * doc/invoke.texi (Debugging Options): Fix description of
21171 -fno-merge-debug-strings.
21173 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
21175 * config/cris/libgcc.ver: New version-script.
21176 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
21178 * configure.ac <GAS features, nop mnemonic>: Add pattern
21179 crisv32-*-* for "nop".
21180 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
21181 * configure: Regenerate.
21183 2009-03-24 Ira Rosen <irar@il.ibm.com>
21185 PR tree-optimization/39529
21186 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
21187 mark_sym_for_renaming for the tag copied to the new vector
21190 2009-03-24 Arthur Loiret <aloiret@debian.org>
21192 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21193 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21194 EXTRA_SPEC_FUNCTIONS.
21195 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21196 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21197 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21198 -march and -mtune options.
21200 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21202 * config/m68k/t-rtems: Add m5329 multilib.
21204 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21205 Jakub Jelinek <jakub@redhat.com>
21208 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21211 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21214 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21215 instead of c_parser_expression_conv, if original_code isn't one of the
21216 4 allowed comparison codes, fail.
21218 2009-03-23 Richard Guenther <rguenther@suse.de>
21220 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21221 * tree.h (struct tree_type): Likewise.
21222 * reload.h (struct insn_chain): Likewise.
21223 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21224 * function.h (struct function): Likewise.
21225 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21227 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21229 PR tree-optimization/39516
21230 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21232 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21234 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21235 should be set true if BITS_PER_WORD of target is bigger than 32
21237 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21239 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21240 Translate -B-options to -rpath-link. Correct existing
21241 rpath-link and conditionalize on !nostdlib.
21243 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21245 * doc/extend.texi (Function Attributes, Variable Attributes):
21247 * doc/invoke.texi (Debugging Options, Optimize Options)
21248 (i386 and x86-64 Options, MCore Options): Likewise.
21250 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21253 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21254 it for block local namespace aliases.
21255 (gen_decl_die): Pass context_die to gen_namespace_die.
21257 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21260 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21261 minimum or maximum value.
21263 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21265 * reginfo.c (globalize_reg): Recompute derived reg sets.
21267 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21270 * libgcc2.c (mprotect): Do not use signed arguments for
21271 VirtualProtect, use DWORD arguments. Also fix the 'may
21272 be used uninitialized' warning for the np variable.
21274 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21277 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21278 functions using regparm calling conventions when not optimizing.
21279 (ix86_function_sseregparm): Similarly for sseregparm calling
21282 2009-03-19 Li Feng <nemokingdom@gmail.com>
21284 PR middle-end/39500
21285 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21286 dependence if the first conflict is after niter iterations.
21288 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21290 PR middle-end/38609
21291 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21292 functions with dynamic stack-pointer adjustments.
21294 2009-03-19 Ben Elliston <bje@au.ibm.com>
21296 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21297 option; change to -msdata=data.
21299 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21301 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21304 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21307 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21309 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21311 * doc/invoke.texi (Code Gen Options): Expand discussion of
21314 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21316 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21317 * matrix-reorg.c (struct matrix_info): Likewise.
21318 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21319 * rtl.h (struct mem_attrs): Likewise.
21320 * df.h (struct df): Likewise.
21321 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21322 * ira-int.h (struct ira_allocno): Likewise.
21323 * df-scan.c (struct df_collection_rec): Likewise.
21324 * ira.c (struct equivalence): Likewise.
21325 * function.c (struct temp_slot): Likewise.
21326 * cfgloop.h (struct loop): Likewise.
21329 * function.c (use_register_for_decl): When not optimizing, disregard
21330 register keyword for variables with types containing methods.
21332 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21334 PR middle-end/39447
21335 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21336 (is_simple_operand): Call contains_component_ref_p before calling data
21337 reference analysis that would fail on COMPONENT_REFs.
21339 * tree-vrp.c (search_for_addr_array): Fix formatting.
21341 2009-03-18 Richard Guenther <rguenther@suse.de>
21343 * tree-vect-transform.c (vect_loop_versioning): Fold the
21344 generated comparisons.
21345 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21346 (slpeel_tree_peel_loop_to_edge): Likewise.
21348 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21350 PR middle-end/37805
21351 * opts.c (print_specific_help): In addition to `undocumented',
21352 accept `separate' and `joined' flags if passed alone. Describe
21353 output by the first matched one of those.
21354 (common_handle_option): Skip over empty strings.
21355 * gcc.c (display_help): Fix help string for `--help='.
21356 * doc/invoke.texi (Option Summary, Overall Options): With
21357 `--help=', classes and qualifiers can both be repeated, but
21358 only the latter can be negated. One should not pass only
21359 negated qualifiers. Fix markup and examples.
21362 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21363 PR middle-end/37805
21364 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21365 and -fhelp=separate.
21367 2009-03-17 Jing Yu <jingyu@google.com>
21369 PR middle-end/39378
21370 * function.h (struct rtl_data): Move is_thunk from here...
21371 (struct function): ...to here.
21372 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21373 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21375 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21377 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21378 (alpha_output_function_end_prologue): Likewise.
21379 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21380 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21381 (rs6000_output_function_epilogue): Likewise.
21382 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21384 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21387 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21388 from different units in a single alternative.
21389 (*truncdfsf_i387): Ditto.
21390 (*truncxfsf2_mixed): Ditto.
21391 (*truncxfdf2_mixed): Ditto.
21393 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21395 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21396 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21399 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21400 unused non-artificial variables when not optimizing.
21403 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21404 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21405 NAMESPACE_DECL in its DECL_INITIAL.
21407 PR middle-end/39443
21408 * optabs.c (set_user_assembler_libfunc): New function.
21409 * expr.h (set_user_assembler_libfunc): New prototype.
21410 * c-common.c: Include libfuncs.h.
21411 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21412 for memcmp, memset, memcpy, memmove and abort.
21413 * Makefile.in (c-common.o): Depend on libfuncs.h.
21416 * dwarf2out.c (gen_inlined_enumeration_type_die,
21417 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21418 gen_tagged_type_instantiation_die): Removed.
21419 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21422 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21425 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21427 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21428 (check-parallel-%): Ditto.
21429 (check-consistency): Ditto.
21431 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21433 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21434 local variable rhs by NULL_TREE.
21436 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21439 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21441 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21444 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21446 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21449 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21450 for ms->sysv ABI calls only in 64bit mode.
21452 * config/i386/i386.md (untyped_call): Support 32bit.
21454 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21456 * doc/extend.texi: Replace x86_65 with x86_64.
21458 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21460 PR tree-optimization/39455
21461 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21462 mismatches for POINTER_TYPE_P (type).
21463 (number_of_iterations_le): Likewise.
21465 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21467 * config/picochip/picochip.c: Removed profiling support.
21468 * config/picochip/picochip.md: Removed profiling instruction.
21469 * config/picochip/picochip.h: Removed profiling builtin.
21471 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21473 * doc/install.texi (--with-host-libstdcxx): Document.
21475 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21478 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21479 generate a warning if the function name does not begin with
21480 "__vector" and the function has either the 'signal' or 'interrupt'
21481 attribute, from here to ...
21482 (avr_declare_function_name): ...here. New function.
21483 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21484 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21486 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21489 * cse.c (fold_rtx): Don't modify original const_arg1 when
21490 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21491 separate variable instead.
21492 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21493 from out of range shift counts.
21494 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21496 2009-03-13 Catherine Moore <clm@codesourcery.com>
21498 * config/i386/x-mingw32 (host-mingw32.o): Replace
21499 diagnostic.h with $(DIAGNOSTIC_H).
21501 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21504 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21506 * config/i386/sync.md (sync_compare_and_swap<mode>,
21507 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21508 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21510 (sync_double_compare_and_swapdi_pic,
21511 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21512 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21514 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21517 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21519 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21522 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21523 (avx_addsubv4df3): Likewise.
21524 (*avx_addsubv4sf3): Likewise.
21525 (sse3_addsubv4sf3): Likewise.
21527 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21530 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21532 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21535 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21536 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21537 registers for allocnos created from user-defined variables.
21539 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21542 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21543 of non-integer mode as well.
21545 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21547 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21548 for functions for which the parameter types are unknown.
21550 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21553 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21554 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21555 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21556 * config/i386/i386.c (ix86_local_alignment): For
21557 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21558 long long variables on the stack to avoid dynamic realignment.
21559 Allow the first argument to be a decl rather than type.
21560 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21562 2009-03-11 Nick Clifton <nickc@redhat.com>
21565 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21567 Add description to mno-lsim option.
21568 * config/mcore/mcore.h: Remove comment about deprecated m4align
21570 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21571 * doc/invoke.texi: Add description of mno-lsim and
21572 mstack-increment options.
21574 * config/fr30/fr30.opt: Document the -mno-lsim option.
21575 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21576 and -mno-lsim options.
21578 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21580 * fold-const.c (fold_comparison): Only call fold_inf_compare
21581 if the mode supports infinities.
21583 2009-03-11 Jason Merrill <jason@redhat.com>
21586 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21587 end already did. Notice GIMPLE_CALL modifications of the result.
21588 Don't copy debug information from an ignored decl or a decl from
21591 2009-03-10 Richard Guenther <rguenther@suse.de>
21592 Nathan Froyd <froydnj@codesourcery.com>
21594 PR middle-end/37850
21595 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21596 (__divMODE3): Likewise.
21598 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21600 PR tree-optimization/39394
21601 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21602 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21604 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21606 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21607 inline asms for register asm ("") declarations.
21609 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21611 * fold-const.c (fold_unary): Fix comment.
21613 2009-03-07 Jan Hubicka <jh@suse.cz>
21616 * tree-inline.c (setup_one_parameter): Do replacement of const
21617 argument by constant in SSA form.
21619 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21621 PR middle-end/38028
21622 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21623 determine alignment passed to assign_stack_local.
21624 (assign_parms_unsplit_complex): Likewise.
21625 * except.c (sjlj_build_landing_pads): Likewise.
21627 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21629 PR middle-end/39360
21630 * tree-flow.h (add_referenced_var): Return bool instead of void.
21631 * tree-dfa.c (add_referenced_var): Return result of
21632 referenced_var_check_and_insert call.
21633 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21634 of referenced_var_check_and_insert.
21637 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21638 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21639 DIE, don't emit it if abstract origin already has it.
21640 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21641 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21643 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21645 * genpreds.c (needs_variable): Fix parentheses at variable name
21647 (write_tm_constrs_h): Indent generated code.
21649 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21651 * doc/extend.texi (Function Attributes): Add documentation
21652 for isr attributes.
21654 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21657 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21658 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21660 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21662 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21665 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21668 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21669 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21671 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21673 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21674 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21675 constants instead of magic numbers.
21676 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21678 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21679 (x86_64_ms_abi_int_parameter_registers): Ditto.
21680 (x86_64_int_return_registers): Ditto.
21681 (ix86_maybe_switch_abi): Ditto.
21682 (ix86_expand_call): Ditto for clobbered_registers array.
21683 (ix86_hard_regno_mode_ok): Ditto.
21684 (x86_extended_QIreg_mentioned_p): Ditto.
21686 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21688 PR tree-optimization/39349
21689 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21691 * combine.c (gen_lowpart_for_combine): Use omode when generating
21694 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21696 PR rtl-optimization/39235
21697 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21699 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21701 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21703 2009-03-04 Richard Guenther <rguenther@suse.de>
21705 PR tree-optimization/39362
21706 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21707 that occur in abnormal PHIs should be varying.
21709 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21711 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21713 (simple_iv): Take loop as an argument instead of statement.
21714 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21715 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21717 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21719 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21720 * matrix-reorg.c (analyze_transpose): Ditto.
21721 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21722 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21723 * tree-predcom.c (ref_at_iteration): Ditto.
21724 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21726 2009-03-04 Richard Guenther <rguenther@suse.de>
21728 PR tree-optimization/39358
21729 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21730 escaped_id and callused_id.
21731 (solve_graph): Likewise.
21733 2009-03-04 Richard Guenther <rguenther@suse.de>
21735 PR tree-optimization/39339
21736 * tree-sra.c (try_instantiate_multiple_fields): Make it
21737 no longer ICE on the above.
21739 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21741 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21742 that fits within Pmode.
21744 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21746 PR middle-end/10109
21747 * tm.texi (LIBCALL_VALUE): Update description.
21749 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21751 PR middle-end/34443
21752 * doc/extend.texi (section): Update description.
21754 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21756 PR middle-end/39345
21757 * tree-inline.c (remapped_type): New.
21758 (can_be_nonlocal): Call remapped_type instead of remap_type.
21760 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21763 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21764 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21766 2009-03-03 Richard Guenther <rguenther@suse.de>
21768 PR middle-end/39272
21769 * tree.c (tree_nonartificial_location): New function.
21770 * tree.h (tree_nonartificial_location): Declare.
21771 * builtins.c (expand_builtin_memory_chk): Provide location
21772 of the call location for artificial function pieces.
21773 (maybe_emit_chk_warning): Likewise.
21774 (maybe_emit_sprintf_chk_warning): Likewise.
21775 (maybe_emit_free_warning): Likewise.
21776 * expr.c (expand_expr_real_1): Likewise.
21778 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21780 PR tree-optimization/39343
21781 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21782 COMPONENT_REF t has ARRAY_TYPE.
21784 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21786 PR middle-end/39335
21787 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21788 when the type precision of the induction variable should be
21789 larger than the type precision of nit.
21790 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21791 * graphite.c (graphite_loop_normal_form): Same.
21792 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21794 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21796 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21797 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21798 numbers to describe clobbered registers.
21799 (*call_value_0_rex64_ms_sysv): Ditto.
21800 * config/i386/mmx.md (mmx_emms): Ditto.
21801 (mmx_femms): Ditto.
21803 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21805 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21808 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21810 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21811 (spu_section_type_flags): New function.
21813 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21815 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21816 reg_class_contents of FLOAT_REGS into a temporary.
21818 2009-03-02 Richard Guenther <rguenther@suse.de>
21819 Ira Rosen <irar@il.ibm.com>
21821 PR tree-optimization/39318
21822 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21823 information to the vectorized statement.
21825 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21827 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21828 variable. Use defined names instead of magic constants for REX SSE
21831 2009-03-01 Richard Guenther <rguenther@suse.de>
21833 PR tree-optimization/39331
21834 * omp-low.c (lower_send_shared_vars): Do not receive new
21835 values for the reference of DECL_BY_REFERENCE parms or results.
21837 2009-03-01 Jan Hubicka <jh@suse.cz>
21840 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21841 BLOCK_NONLOCALIZED_VAR): New macros.
21842 (tree_block): Add nonlocalized_vars.
21843 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21844 gen_decl_die): Add origin argument. Allow generation of die with
21845 origin at hand only.
21846 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21847 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21849 (gen_block_die): Fix checking for unused blocks.
21850 (process_scope_var): Break out from .... ; work with origins only.
21851 (decls_for_scope) ... here; process nonlocalized list.
21852 (dwarf2out_ignore_block): Look for nonlocalized vars.
21853 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21855 (dump_scope_block): Dump them.
21856 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21857 (remap_block): Likewise.
21858 (can_be_nonlocal): New predicate.
21859 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21861 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21863 * configure: Regenerate.
21865 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21867 * optc-gen.awk: No need to duplicate option flags twice.
21868 Reuse help texts for duplicate options which do not have any.
21870 * gcc.c (display_help): Document --version.
21872 * gcc.c (main): If print_help_list and verbose_flag, ensure
21873 driver output comes before subprocess output.
21875 * optc-gen.awk: Assign all remaining fields to help string,
21876 space-separated, for multi-line help in *.opt.
21878 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21879 -Wno-pedantic-ms-format is for MinGW targets only.
21881 * doc/options.texi (Option file format): Fix bad indentation,
21882 restoring dropped sentence.
21884 2009-02-28 Jan Hubicka <jh@suse.cz>
21886 * tree-inline.c (tree_function_versioning): Output debug info.
21888 2009-02-28 Jan Hubicka <jh@suse.cz>
21891 * tree-inline.c (setup_one_parameter): Do not copy propagate
21892 arguments when not optimizing.
21894 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
21897 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21898 (avx_addsubv4df3): Likewise.
21899 (*avx_addsubv4sf3): Likewise.
21900 (sse3_addsubv4sf3): Likewise.
21901 (*avx_addsubv2df3): Likewise.
21902 (sse3_addsubv2df3): Likewise.
21903 (avx_unpckhps256): Correct item selectors.
21904 (avx_unpcklps256): Likewise.
21905 (avx_unpckhpd256): Likewise.
21906 (avx_unpcklpd256): Likewise.
21908 2009-02-28 Jan Hubicka <jh@suse.cz>
21910 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
21912 (copy_arguments_for_versioning): If var is declared don't declare it.
21913 (tree_function_versioning): First setup substitutions and then copy
21916 2009-02-27 Jan Hubicka <jh@suse.cz>
21919 * cgraph.h (varpool_output_debug_info): Remove.
21920 * cgraphunit.c (varpool_output_debug_info): Remove.
21921 * dwarf2out.c (deferred_locations_struct): New struct
21922 (deferred_locations): New type.
21923 (deferred_locations_list): New static var.
21924 (deffer_location): New function.
21925 (gen_variable_die): Use it.
21926 (decls_for_scope): Output info on local static vars.
21927 (dwarf2out_finish): Process deferred locations.
21928 * varpool.c (varpool_output_debug_info): Remove.
21930 2009-02-27 Jan Hubicka <jh@suse.cz>
21933 * tree.h (TREE_PROTECTED): Fix comment.
21934 (BLOCK_HANDLER_BLOCK): Remove.
21935 (struct tree_block): Remove handler_block add body_block.
21936 (inlined_function_outer_scope_p): New.
21937 (is_body_block): Remove.
21938 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
21939 * dwarf2out.c (is_inlined_entry_point): Remove.
21940 (add_high_low_attributes): Use inlined_function_outer_scope_p.
21941 (gen_block_die): Use is_inlined_entry_point check. Remove body block
21943 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
21944 * gimplify.c (gimplify_expr): Gimplify body blocks.
21945 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
21946 block with multiple subblocks.
21947 (dump_scope_block): Prettier output; dump more flags and info.
21948 (dump_scope_blocks): New.
21949 (remove_unused_locals): Use dump_scope_blocks.
21950 * tree-flow.h (dump_scope_blocks): Declare.
21951 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
21952 * stmt.c (is_body_block): Remove.
21953 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
21954 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
21956 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
21958 PR middle-end/39308
21959 * graphite.c (graphite_loop_normal_form): Do not call
21960 number_of_iterations_exit from a gcc_assert.
21962 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21964 * config/s390/s390.c (s390_swap_cmp): Look for conditional
21965 jumps if COND is NULL.
21966 (find_cond_jump): New function.
21967 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
21968 * config/s390/s390.md: Remove z10_cobra attribute value.
21970 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
21972 * config/alpha/alpha.h (alpha_expand_mov): Return false if
21973 force_const_mem returns NULL_RTX.
21975 2009-02-26 Jan Hubicka <jh@suse.cz>
21978 * cgraph.h (varpool_output_debug_info): Remove.
21979 * cgraphunit.c (varpool_output_debug_info): Remove.
21980 * dwarf2out.c (deferred_locations_struct): New struct
21981 (deferred_locations): New type.
21982 (deferred_locations_list): New static var.
21983 (deffer_location): New function.
21984 (gen_variable_die): Use it.
21985 (decls_for_scope): Output info on local static vars.
21986 (dwarf2out_finish): Process deferred locations.
21987 * varpool.c (varpool_output_debug_info): Remove.
21989 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
21991 PR rtl-optimization/39241
21992 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
21993 to subreg_offset_representable_p.
21995 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21997 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
21998 execute function prototype. Get f and nregs from max_reg_num
21999 and get_insns. Remove the first backward pass as it's dead,
22000 guard the forward pass by flag_expensive_optimizations.
22001 (rest_of_handle_regmove): Delete.
22002 (pass_regmove): Replace it with regmove_optimize.
22004 2009-02-25 Martin Jambor <mjambor@suse.cz>
22006 PR tree-optimization/39259
22007 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
22008 calls_alloca function flags.
22009 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
22010 calls are detected.
22012 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22014 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
22015 flags_set_1_rtx, flags_set_1_set): Delete.
22016 (regmove_optimize): Do not call mark_flags_life_zones.
22018 2009-02-24 Julian Brown <julian@codesourcery.com>
22021 * config/arm/arm.c (require_pic_register): Only set
22022 cfun->machine->pic_reg once per function.
22024 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
22026 * doc/invoke.texi (Link Options): Document an easier way to pass
22027 options that take arguments to the GNU linker using -Xlinker and -Wl.
22029 2009-02-24 Steve Ellcey <sje@cup.hp.com>
22032 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
22034 2009-02-24 Richard Guenther <rguenther@suse.de>
22037 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
22039 2009-02-24 Richard Guenther <rguenther@suse.de>
22040 Zdenek Dvorak <ook@ucw.cz>
22042 PR tree-optimization/39233
22043 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
22044 from converting them to a generic type.
22046 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
22048 PR tree-optimization/39260
22049 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
22050 contains a condition with a real type.
22051 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
22053 2009-02-23 Jason Merrill <jason@redhat.com>
22056 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
22057 narrowing_initializer_constant_valid_p.
22058 (narrowing_initializer_constant_valid_p): Don't return
22059 null_pointer_node for adding a pointer to itself.
22061 2009-02-23 Jan Hubicka <jh@suse.cz>
22064 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
22067 2009-02-23 Jan Hubicka <jh@suse.cz>
22069 PR tree-optimization/37709
22070 * tree.c (block_ultimate_origin): Move here from dwarf2out.
22071 * tree.h (block_ultimate_origin): Declare.
22072 * dwarf2out.c (block_ultimate_origin): Move to tree.c
22073 * tree-ssa-live.c (remove_unused_scope_block_p):
22074 Eliminate blocks containig no instructions nor live variables nor
22076 (dump_scope_block): New function.
22077 (remove_unused_locals): Enable removal of dead blocks by default;
22078 enable dumping at TDF_DETAILS.
22080 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22082 * config/i386/i386.c (classify_argument): Don't allow COImode
22084 (function_arg_advance_32): Don't allow OImode.
22085 (function_arg_32): Likewise.
22086 (function_value_32): Likewise.
22087 (return_in_memory_32): Likewise.
22088 (function_arg_64): Remove OImode comment.
22090 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22093 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
22094 ix86_expand_vector_set for V4DImode in 64bit mode only.
22095 (ix86_expand_vector_init_one_var): Likewise.
22097 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
22099 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
22101 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22104 * loop-iv.c: Revert last change.
22105 * emit-rtl.c: Likewise.
22107 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22110 * config/i386/i386.c (type_natural_mode): Remove an extra
22111 space in the warning message.
22112 (function_value_32): Handle 32-byte vector modes.
22113 (return_in_memory_32): Likewise.
22115 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22117 * loop-iv.c (truncate_value): New function.
22118 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
22120 (lowpart_subreg): Move to...
22121 * emit-rtl.c: ...here.
22123 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
22125 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
22126 accidental and undocumented change at revision 140860.
22128 2009-02-21 Joseph Myers <joseph@codesourcery.com>
22130 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
22131 take gimple_seq * arguments.
22132 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
22133 types_compatible_p langhook.
22135 2009-02-20 Mark Mitchell <mark@codesourcery.com>
22136 Joseph Myers <joseph@codesourcery.com>
22138 * config/arm/arm.c (arm_builtin_va_list): New function.
22139 (arm_expand_builtin_va_start): Likewise.
22140 (arm_gimplify_va_arg_expr): Likewise.
22141 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
22142 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
22143 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
22144 (va_list_type): New variable.
22145 (arm_mangle_type): Mangle va_list_type appropriately.
22147 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22149 PR middle-end/39157
22150 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
22151 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
22152 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
22153 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
22154 parameter to 1000 for -O1 by default.
22155 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
22157 * loop-invariant.c: Include params.h.
22158 (move_loop_invariants): Don't call move_single_loop_invariants on
22161 2009-02-20 Jaka Mocnik <jaka@xlab.si>
22163 * calls.c (emit_library_call_value_1): Use slot_offset instead of
22164 offset when calculating bounds for indexing stack_usage_map. Fixes
22165 a buffer overflow with certain target setups.
22167 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22170 * calls.c (expand_call): Clear try_tail_call if caller and callee
22171 disagree in promotion of function return value.
22173 2009-02-19 Jakub Jelinek <jakub@redhat.com>
22176 * c-common.c (c_determine_visibility): If visibility changed and
22177 DECL_RTL has been already set, call make_decl_rtl to update symbol
22180 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
22183 * varasm.c (assemble_variable): Don't check DECL_NAME when
22184 globalizing a variable.
22186 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22189 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22190 expression before any __builtin_trap call.
22191 * c-typeck.c (build_function_call): Convert and check function
22192 arguments before generating a call to a trap. Evaluate the
22193 function arguments before the trap.
22195 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22198 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22199 (UNSPEC_FXAM_MEM): New unspec.
22200 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22201 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22202 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22204 2009-02-19 Richard Guenther <rguenther@suse.de>
22206 PR tree-optimization/39207
22207 PR tree-optimization/39074
22208 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22209 storedanything_tree): New.
22210 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22211 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22212 (build_succ_graph): Add edges from STOREDANYTHING to all
22214 (init_base_vars): Initialize STOREDANYTHING.
22215 (compute_points_to_sets): Free substitution info after
22216 building the succ graph.
22217 (ipa_pta_execute): Likewise.
22219 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22221 (do_ds_constraint): Do not add to special var or non-pointer
22223 (type_could_have_pointers): Split out from ...
22224 (could_have_pointers): ... here. For arrays use the element type.
22225 (create_variable_info_for): Initialize may_have_pointers.
22226 (new_var_info): Likewise.
22227 (handle_lhs_call): Make the HEAP variable unknown-sized.
22228 (intra_create_variable_infos): Use a type with pointers for
22229 PARM_NOALIAS, make it unknown-sized.
22231 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22234 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22236 2009-02-18 Jason Merrill <jason@redhat.com>
22239 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22240 value if DECL_EXTERNAL.
22241 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22242 * target.h (gcc_target::binds_local_p): Clarify "module".
22243 * tree.h (TREE_PUBLIC): Clarify "module".
22245 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22248 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22249 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22251 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22254 * c.opt (Wabi): Support C and ObjC.
22257 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22259 * config/i386/i386.c (classify_argument): Warn once about the ABI
22260 change when passing union with long double.
22262 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22264 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22267 * c-parser.c (c_parser_compound_statement): Always enter and leave
22270 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22273 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22275 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22277 PR tree-optimization/36922
22278 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22279 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22282 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22284 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22287 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22289 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22291 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22293 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22296 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22297 Richard Sandiford <rdsandiford@googlemail.com>
22299 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22300 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22301 (loongson_biadd): ...this.
22303 2009-02-17 Richard Guenther <rguenther@suse.de>
22305 PR tree-optimization/39202
22306 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22307 a var make sure to follow existing collapses.
22309 2009-02-17 Richard Guenther <rguenther@suse.de>
22311 PR middle-end/39214
22312 * langhooks.c (lhd_print_error_function): Check for NULL block.
22314 2009-02-17 Richard Guenther <rguenther@suse.de>
22316 PR tree-optimization/39204
22317 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22320 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22322 * config/soft-fp/double.h: Update from glibc CVS.
22324 2009-02-17 Richard Guenther <rguenther@suse.de>
22326 PR tree-optimization/39207
22327 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22328 strict-aliasing warnings for pointers pointing to NULL.
22330 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22333 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22334 skipping until next close brace.
22336 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22339 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22340 to function argument boundary.
22342 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22344 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22345 in the lea_add. Reload eventually constraints it properly.
22346 * config/picochip/constraints.md: Remove the target constraint
22347 "b", since it is not needed anymore.
22349 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22351 * gthr-dce.h: Uglify function parameter and local variable names.
22352 * gthr-gnat.h: Likewise.
22353 * gthr-mipssde.h: Likewise.
22354 * gthr-nks.h: Likewise.
22355 * gthr-posix95.h: Likewise.
22356 * gthr-posix.h: Likewise.
22357 * gthr-rtems.h: Likewise.
22358 * gthr-single.h: Likewise.
22359 * gthr-solaris.h: Likewise.
22360 * gthr-tpf.h: Likewise.
22361 * gthr-vxworks.h: Likewise.
22362 * gthr-win32.h: Likewise.
22364 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22367 * config/i386/i386.md: Restrict the new peephole2 to move
22368 between MMX/SSE registers.
22370 2009-02-15 Richard Guenther <rguenther@suse.de>
22373 2009-02-13 Richard Guenther <rguenther@suse.de>
22375 * configure.ac: Enable LFS.
22376 * configure: Re-generate.
22377 * config.in: Likewise.
22379 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22381 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22382 spu_srqwbyte, spu_srqwbytebc): Define.
22383 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22384 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22385 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22386 "shrqby_<mode>"): New insn-and-split patterns.
22387 * config/spu/spu.c (expand_builtin_args): Determine and return
22388 number of operands using spu_builtin_description data.
22389 (spu_expand_builtin_1): Use it.
22391 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22394 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22397 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22400 * config/i386/i386.c (override_options): Correct warning
22401 messages for -malign-loops, -malign-jumps and -malign-functions.
22403 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22406 * config/i386/i386.md: Restrict the new peephole2 to move
22407 between the general purpose registers.
22409 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22412 * config/i386/i386.c (type_natural_mode): Add a new argument.
22413 Return the original mode and warn ABI change if vector size is 32byte.
22414 (function_arg_advance): Updated.
22415 (function_arg): Likewise.
22416 (ix86_function_value): Likewise.
22417 (ix86_return_in_memory): Likewise.
22418 (ix86_sol10_return_in_memory): Likewise.
22419 (ix86_gimplify_va_arg): Likewise.
22420 (function_arg_32): Don't warn ABX ABI change here.
22421 (function_arg_64): Likewise.
22423 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22425 * loop-iv.c (implies_p): In the final case, test that operands 0
22426 of the two comparisons match.
22428 * config/bfin/bfin.c (find_prev_insn_start): New function.
22429 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22430 (find_next_insn_start): Move.
22432 2009-02-13 Richard Guenther <rguenther@suse.de>
22434 * configure.ac: Enable LFS.
22435 * configure: Re-generate.
22436 * config.in: Likewise.
22438 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22441 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22442 sizes on syntax error after some arguments have been parsed.
22444 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22446 * doc/invoke.texi (-fira): Remove.
22448 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22450 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22451 * recog.c: Likewise.
22454 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22456 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22457 (umul_ppmm): Likewise.
22458 (count_leading_zeros): Likewise.
22459 (count_trailing_zeros): Likewise.
22460 (UMUL_TIME): Likewise.
22462 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22464 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22465 soft-fp/t-softfp to tmake_file.
22467 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22468 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22469 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22470 IA64_BUILTIN_INFQ]: New.
22471 (ia64_init_builtins): Initialize __builtin_infq,
22472 __builtin_fabsq and __builtin_copysignq if not HPUX.
22473 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22474 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22476 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22478 (__fixtfti): Likewise.
22479 (__fixunstfti): Likewise.
22480 (__floattitf): Likewise.
22482 * config/ia64/libgcc-glibc.ver: New.
22483 * config/ia64/t-fprules-softfp: Likewise.
22484 * config/ia64/sfp-machine.h: Likewise.
22486 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22487 (LIBGCC2_TF_CEXT): Likewise.
22488 (TF_SIZE): Likewise.
22489 (TARGET_INIT_LIBFUNCS): Likewise.
22491 * config/ia64/t-glibc (SHLINB_MAPFILES):
22492 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22494 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22496 * config/i386/i386.c (construct_container): Rewrite processing
22497 BLKmode with X86_64_SSE_CLASS.
22499 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22502 * config/i386/i386.md: Replace simplify_replace_rtx with
22503 replace_rtx in the new peephole2.
22505 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22507 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22508 loop unrolling do not happen at -O2.
22510 2009-02-12 Michael Matz <matz@suse.de>
22512 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22514 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22516 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22519 2009-02-12 Ben Elliston <bje@au.ibm.com>
22521 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22522 patterns when updating the back chain. Missed in the 2009-02-10
22525 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22527 * doc/extend.texi (Decimal Floating Types): Update identifier of
22528 draft TR and list of missing support.
22530 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22532 PR middle-end/39154
22533 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22534 bit to variable length decl's flags, add it also to its
22535 pointer replacement variable.
22537 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22538 Jakub Jelinek <jakub@redhat.com>
22541 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22542 (memory_blockage): New expander.
22543 (*memory_blockage): New insn pattern.
22544 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22545 instead of general blockage at the end of function prologue when
22546 frame pointer is used to access red zone area. Do not emit blockage
22547 when profiling, it is emitted in generic code.
22548 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22549 function epilogue when frame pointer is used to access red zone area.
22551 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22554 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22555 by arithmetic with memory operands.
22556 * config/i386/predicates.md (commutative_operator): New.
22558 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22560 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22563 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22565 * alias.h (record_alias_subset): Declare.
22566 * alias.c (record_alias_subset): Make global.
22568 2009-02-10 Nick Clifton <nickc@redhat.com>
22570 * tree-parloops.c: Change license to GPLv3.
22571 * ipa-struct-reorg.c: Change license to GPLv3.
22572 * ipa-struct-reorg.h: Change license to GPLv3.
22574 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22577 * c-decl.c (start_struct): Return NULL on error.
22579 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22581 PR middle-end/39124
22582 * cfgloopmanip.c (remove_path): Call remove_bbs after
22583 cancel_loop_tree, not before it.
22586 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22587 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22588 VAR_DECLs were seen.
22589 * tree-ssa-live.c (remove_unused_locals): Recompute
22590 cfun->has_local_explicit_reg_vars.
22591 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22592 copies or clearings if cfun->has_local_explicit_reg_vars.
22594 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22597 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22598 of function prologue when frame pointer is used to access
22601 2009-02-10 Richard Guenther <rguenther@suse.de>
22603 PR middle-end/39127
22604 * gimplify.c (gimple_regimplify_operands): Always look if
22605 we need to create a temporary.
22607 2009-02-10 Richard Guenther <rguenther@suse.de>
22609 PR tree-optimization/39132
22610 * tree-loop-distribution.c (todo): New global var.
22611 (generate_memset_zero): Trigger TODO_rebuild_alias.
22612 (tree_loop_distribution): Return todo.
22614 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22617 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22618 (x86_64_reg_class_name): Removed.
22619 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22620 first one isn't X86_64_SSE_CLASS or any other ones aren't
22621 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22622 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22623 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22624 and 3 X86_64_SSEUP_CLASS.
22625 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22626 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22628 2009-02-10 Ben Elliston <bje@au.ibm.com>
22630 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22631 form instruction to update the stack back chain word, even if the
22632 user has disabled the generation of update instructions.
22633 (movdi_<mode>_update_stack): New.
22634 (movsi_update_stack): Likewise.
22635 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22636 always use an update form instruction to update the stack back
22639 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22641 PR middle-end/38953
22642 * graphite.c (if_region_set_false_region): After moving a region in
22643 the false branch of a condition, remove the empty dummy basic block.
22644 (gloog): Remove wrong fix for PR38953.
22646 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22648 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22649 generation due to implicit sign extension.
22651 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22653 PR middle-end/38981
22654 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22655 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22657 2009-02-09 Richard Guenther <rguenther@suse.de>
22659 PR middle-end/35202
22660 * convert.c (convert_to_real): Disable (float)fn((double)x)
22661 to fnf(x) conversion if errno differences may occur and
22662 -fmath-errno is set.
22664 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22666 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22667 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22668 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22670 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22673 * c-common.c (handle_alias_attribute): Disallow attribute for
22674 anything not a FUNCTION_DECL or VAR_DECL.
22676 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22679 * real.c (do_compare): Special-case compare of zero against
22680 decimal float value.
22682 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22685 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22686 as indicating flexible array members unless the field itself is
22687 being declarared as the incomplete array.
22689 2009-02-06 Jan Hubicka <jh@suse.cz>
22691 PR tree-optimization/38844
22692 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22693 is already inlined.
22695 2009-02-06 Richard Guenther <rguenther@suse.de>
22697 PR middle-end/38977
22698 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22699 fork because we may expand it as __gcov_fork.
22701 2009-02-06 Nick Clifton <nickc@redhat.com>
22703 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22705 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22707 PR tree-optimization/35659
22708 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22709 vn_phi_eq): Shortcut if hashcode does not match.
22710 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22712 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22713 and avoid iterative_hash_expr.
22714 (FOR_EACH_VALUE_ID_IN_SET): New.
22715 (value_id_compare): Remove.
22716 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22717 sort expressions by value id.
22719 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22722 * config/sh/predicates.md (general_movsrc_operand): Don't check
22723 the subreg of system registers here.
22725 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22728 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22729 on the copied decl.
22731 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22733 PR rtl-optimization/39110
22734 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22735 addresses, not aligned ones.
22737 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22738 Richard Guenther <rguenther@suse.de>
22740 PR tree-optimization/39100
22741 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22742 comment says and add edges.
22744 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22747 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22748 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22750 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22752 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22753 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22754 register_bb_in_sese, new_sese, free_sese): Moved.
22755 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22756 outermost_loop_in_scop, build_scop_iteration_domain,
22757 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22758 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22759 Use loop_in_sese_p instead of loop_in_scop_p.
22760 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22761 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22762 (scopdet_basic_block_info): Fix bug in scop detection.
22763 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22764 eq_loop_to_cloog_loop): Remove.
22765 (nb_loops_around_loop_in_scop, nb_loop
22766 ref_nb_loops): Moved here...
22767 * graphite.h (ref_nb_loops): ... from here.
22768 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22769 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22770 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22771 * testsuite/gcc.dg/graphite/scop-19.c: New
22773 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22774 Hans-Peter Nilsson <hp@axis.com>
22776 PR rtl-optimization/37889
22777 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22778 Move offset handling from PLUS to before the switch. Use new
22779 arguments when considering SYMBOL_REFs too.
22780 (rtx_addr_can_trap_p): Pass dummy offset and size.
22781 (enum may_trap_p_flags): Remove.
22782 (may_trap_p_1): Pass size from MEM_SIZE.
22784 PR rtl-optimization/38921
22785 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22786 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22787 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22788 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22790 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22792 AVX Programming Reference (January, 2009)
22793 * config/i386/sse.md (*vpclmulqdq): New.
22795 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22797 PR tree-optimization/38977
22798 PR gcov-profile/38292
22799 * calls.c (special_function_p): Disregard __builtin_ prefix.
22801 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22803 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22804 non-indexable addresses even before reload.
22806 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22809 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22810 as having variable size. Do not give an error for unnamed
22811 parameters with [*] declarators. Give a warning for type names
22812 with [*] declarators and mark them as variable size.
22813 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22814 for sizeof applied to [*] type names.
22816 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22819 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22821 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22823 * gcc.c (process_command): Update copyright notice dates.
22824 * gcov.c (print_version): Likewise.
22825 * gcov-dump.c (print_version): Likewise.
22826 * mips-tfile.c (main): Likewise.
22827 * mips-tdump.c (main): Likewise.
22829 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22832 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22833 for composite type involving a zero-length array type.
22835 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22838 * function.c (match_asm_constraints_1): Skip over
22839 initial optional % in the constraint.
22841 PR inline-asm/39059
22842 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22843 supported, don't accept FIXED_CSTs.
22844 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22845 and _Sat is used without _Fract/_Accum. Set specs->type to
22846 integer_type_node for cts_fract/cts_accum if fixed point is not
22849 2009-02-02 Catherine Moore <clm@codesourcery.com>
22851 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22853 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22855 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22856 (ABI_HAS_64BIT_SYMBOLS): Use it.
22857 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22859 2009-02-02 Paul Brook <paul@codesourcery.com>
22861 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22863 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22865 PR inline-asm/39058
22866 * recog.h (asm_operand_ok): Add constraints argument.
22867 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22868 recurse on matching constraint.
22869 (check_asm_operands): Pass constraints as 3rd argument to
22870 asm_operand_ok. Don't look up matching constraint here.
22871 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22874 2009-02-02 Ben Elliston <bje@au.ibm.com>
22876 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22877 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22879 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22881 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22882 information. Remove some obsolete information. Reorganize.
22884 * config/pa/fptr.c: Revert license to GPL 2.
22885 * config/pa/milli64.S: Likewise.
22887 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22890 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22891 LIBRARY name in, instead of hard-coding it.
22892 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22893 extra target make frag to tmake_files according to EH model.
22894 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22895 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22896 frags that define makefile variable EH_MODEL appropriately.
22897 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
22898 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
22899 to "-sjlj" according to type of EH configured.
22900 (LIBGCC_SONAME): Concatenate it to shared library base name.
22901 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
22902 to "_sjlj" according to type of EH configured.
22903 (LIBGCC_SONAME): Concatenate it to shared library base name.
22904 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
22905 (SHLIB_LINK): Add missing semicolon to if-else construct.
22906 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22907 string value of "pe_dll" command-line option.
22908 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
22909 (SHLIB_SONAME): Use it when overriding t-cygming default.
22910 (SHLIB_IMPLIB): Override t-cygming default.
22911 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22912 string value of "pe_dll" command-line option.
22914 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22917 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
22918 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
22920 2009-01-31 Richard Guenther <rguenther@suse.de>
22922 PR tree-optimization/38937
22923 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
22924 computing the transitive closure.
22926 2009-01-30 Richard Guenther <rguenther@suse.de>
22928 PR tree-optimization/39041
22929 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22930 Propagate variable indices only if the types match for this stmt.
22932 2009-01-30 Jakub Jelinek <jakub@redhat.com>
22935 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
22936 inline but never defined.
22938 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
22940 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
22941 (*insv_h_di_reg_extimm): New insn.
22942 (*insv_l<mode>_reg_extimm): New insn.
22944 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22946 * config/picochip/picochip.c (flag_conserve_stack): set
22947 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
22948 fconserve-stack. Reduce call-overhead used by inliner.
22950 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22953 * common.opt (flag_conserve_stack): Initialised to zero.
22955 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
22958 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
22959 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
22962 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
22964 * ira-color.c (allocno_reload_assign): Update comments.
22965 * regmove.c (regmove_optimize): Likewise.
22969 2009-01-29 Robert Millan <rmh@aybabtu.com>
22971 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
22972 * config/i386/kopensolaris-gnu.h: New file. Undefine
22973 `MD_UNWIND_SUPPORT'.
22974 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
22976 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
22978 PR tree-optimization/39007
22979 * tree-loop-distribution.c (generate_builtin): Use
22980 recompute_dominator to compute the immediate dominator of the
22981 basic block just after the loop.
22983 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22985 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
22986 (ASM_OUTPUT_DWARF_PCREL): Define.
22988 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
22990 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
22991 * doc/passes.texi: Remove entries about regclass, local-alloc, and
22992 global. Modify entries about regmove and IRA.
22994 * ra-conflict.c: Remove the file.
22996 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
22998 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
22999 (pass_regclass_init): Rename to pass_reginfo_init.
23001 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
23003 * toplev.h (flag_ira): Remove.
23005 * caller-save.c (setup_save_areas): Remove flag_ira.
23007 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
23009 * global.c: Remove the file.
23011 * opts.c (decode_options): Remove flag_ira.
23013 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
23015 * regmove.c: Modify file description.
23016 (find_use_as_address, try_auto_increment): Define them only if
23017 AUTO_INC_DEC is defined.
23018 (replacement_quality, replace_in_call_usage, fixup_match_1,
23019 stable_and_no_regs_but_for_p): Remove.
23020 (reg_set_in_bb): Make it static.
23021 (regmove_optimize): Remove flag_ira and code which worked for
23024 * local-alloc.c: Remove the file.
23026 * common.opt (fira): Remove.
23028 * ira.c: Include except.h.
23029 (eliminable_regset): Move from global.c.
23030 (mark_elimination): Ditto. Remove flag_ira.
23031 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
23032 equiv_mem_modified, validate_equiv_mem_from_store,
23033 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
23034 contains_replace_regs, memref_referenced_p, memref_used_between_p,
23035 no_equiv, recorded_label_ref): Move from local-alloc.c.
23036 (update_equiv_regs): Ditto. Make it static.
23037 (print_insn_chain, print_insn_chains): Move it from global.c.
23038 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
23039 (build_insn_chain): Ditto. Make it static.
23040 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
23041 Rename to init_live_subregs.
23042 (gate_ira): Remove flag_ira.
23044 * regclass.c: Rename reginfo.c. Change file description.
23045 (FORBIDDEN_INC_DEC_CLASSES): Remove.
23046 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
23047 (init_reg_sets_1): Remove code for evaluation of
23048 reg_class_superclasses and losing_caller_save_reg_set.
23049 (init_regs): Remove init_reg_autoinc.
23050 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
23051 ok_for_base_p_nonstrict): Remove.
23052 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
23053 (pass_regclass_init): Rename to pass_reginfo_init. Modify
23054 corresponding entries.
23055 (dump_regclass, record_operand_costs, scan_one_insn,
23056 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
23057 record_address_regs, auto_inc_dec_reg_p): Remove.
23058 (gt-regclass.h): Rename to gt-reginfo.h.
23060 * rtl.h (dump_global_regs, retry_global_alloc,
23061 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
23063 * Makefile.in (RA_H): Remove.
23064 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
23065 Rename regclass.o to reginfo.o.
23066 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
23068 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
23069 (GTFILES): Rename regclass.c to reginfo.c.
23071 * passes.c (init_optimization_passes): Remove pass_local_alloc and
23072 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
23074 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23075 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
23077 (finish_spills): Ditto. Remove code for !flag_ira.
23079 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
23081 PR middle-end/35854
23082 * doc/invoke.texi (rtl debug options): Complete rewrite.
23083 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
23085 * mode-switching.c (pass_mode_switching): Rename pass from
23086 "mode-sw" to "mode_sw".
23087 * except.c (pass_convert_to_eh_ranges): Rename pass from
23088 "eh-ranges" to "eh_ranges".
23089 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
23093 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
23094 Alexander Monakov <amonakov@ispras.ru>
23096 PR middle-end/38857
23097 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
23099 (move_exprs_to_boundary): Change return type and pass through
23100 should_move from move_op. Relax assert. Update usage ...
23101 (schedule_expr_on_boundary): ... here. Use should_move instead of
23103 (move_op_orig_expr_found): Indicate that insn was disconnected from
23105 (code_motion_process_successors): Do not call after_merge_succs
23106 callback if original expression was not found when traversing any of
23108 (code_motion_path_driver): Change return type. Update prototype.
23109 (move_op): Update comment. Add a new parameter (should_move). Update
23110 prototype. Set *should_move based on indication provided by
23111 move_op_orig_expr_found.
23113 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
23115 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
23116 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
23117 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
23118 * config/rs6000/rs6000.c (rs6000_override_options): Default
23119 avoid-indexed-addresses on for Power6, off for everything else.
23120 (avoiding_indexed_address_p): New function.
23121 (rs6000_legitimize_address): Use it.
23122 (rs6000_legitimate_address): Likewise.
23123 * config/rs6000/rs6000.md (movXX_updateX): Likewise
23125 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
23127 PR tree-optimization/38997
23128 * tree-loop-distribution.c (generate_memset_zero): Use
23129 POINTER_PLUS_EXPR for a pointer addition.
23131 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
23133 * config/s390/s390.md (bswap<mode>2): New pattern added.
23135 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23137 * config/s390/s390.md (*tls_load_31): Added type attribute.
23139 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23141 * config/s390/s390.md: Fix a few comments.
23143 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23145 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
23146 (*tm<mode>_full): Fixed z10prop attribute.
23147 (*tst<mode>_extimm): Fixed z10prop attribute.
23148 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
23149 (*tstqiCCT_cconly): Fixed z10prop attribute.
23150 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
23151 (*movsi_larl): Fixed z10prop attribute.
23152 (*movsi_zarch): Fixed z10prop attribute.
23153 (*movsi_eas): Fixed z10prop attribute.
23154 (*movhi): Fixed z10prop attribute.
23155 (*movqi): Fixed z10prop attribute.
23156 (*movstrictqi): Fixed z10prop attribute.
23157 (*mov<mode>): Fixed z10prop attribute.
23158 (*movcc): Fixed z10prop attribute.
23159 (*sethighpartdi_64): Fixed z10prop attribute.
23160 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
23161 (*negdi2_sign_cc): Fixed z10prop attribute.
23162 (*negdi2_sign): Fixed z10prop attribute.
23163 (*absdi2_sign_cc): Fixed z10prop attribute.
23164 (*absdi2_sign): Fixed z10prop attribute.
23165 (*negabsdi2_sign_cc): Fixed z10prop attribute.
23166 (*negabsdi2_sign): Fixed z10prop attribute.
23167 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
23168 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
23169 (doloop_si64): Fixed z10prop attribute.
23170 (doloop_si31): Fixed z10prop attribute.
23171 (doloop_long): Fixed z10prop attribute.
23172 (indirect_jump): Fixed z10prop attribute.
23173 (nop): Fixed z10prop attribute.
23174 (main_base_64): Fixed z10prop attribute.
23175 (reload_base_64): Fixed z10prop attribute.
23177 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23179 PR rtl-optimization/38740
23180 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
23182 * config/mips/mips.c (mips_reorg): Likewise.
23184 2009-01-28 Richard Guenther <rguenther@suse.de>
23186 PR tree-optimization/38926
23187 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23188 with the correct value id to a value.
23189 (do_regular_insertion): Use the value number of edoubleprime
23190 for the value number of the expr.
23193 2008-08-21 Richard Guenther <rguenther@suse.de>
23195 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23196 a PHI ask VN if it is already available.
23197 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23198 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23200 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23202 PR middle-end/38934
23203 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23204 set to varying whenever max has TREE_OVERFLOW set, similarly
23205 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23207 2009-01-28 Richard Guenther <rguenther@suse.de>
23209 PR middle-end/38908
23210 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23211 uninitialized aggregate uses in call arguments.
23213 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23215 PR tree-optimization/38984
23216 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23217 the nothing_id variable if -fno-delete-null-pointer-checks.
23219 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23222 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23223 (set_got_offset_rex64): Ditto.
23225 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23228 * doc/extend.texi: Improve local variable with asm reg.
23230 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23232 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23233 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23234 was not supplied then set warn_packed_bitfield_compat to the
23235 default value of 1.
23236 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23239 2009-01-27 Richard Guenther <rguenther@suse.de>
23241 PR tree-optimization/38503
23242 * cfgexpand.c (expand_gimple_basic_block): Ignore
23243 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23244 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23245 variables that cannot have TBAA applied.
23246 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23249 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23251 PR middle-end/38969
23252 * calls.c (initialize_argument_information): Do not wrap complex
23253 arguments in SAVE_EXPR.
23255 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23257 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23258 (INSTALL_LIBGCC): Revert typo commit.
23260 2009-01-26 Richard Guenther <rguenther@suse.de>
23262 PR tree-optimization/38745
23263 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23264 from special handling.
23266 2009-01-26 Richard Guenther <rguenther@suse.de>
23268 PR tree-optimization/38745
23269 * tree-ssa.c (execute_update_addresses_taken): Do not include
23270 variables that cannot possibly be a register in not_reg_needs.
23271 Do not clear TREE_ADDRESSABLE on vars that may not become
23273 * tree-ssa.c (update_alias_info_1): Include those in the set
23274 of addressable vars.
23276 2009-01-26 Richard Guenther <rguenther@suse.de>
23278 PR middle-end/38851
23279 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23280 * tree-ssa-dse.c: Include langhooks.h
23281 (execute_simple_dse): Remove stores with zero size.
23283 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23286 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23289 2009-01-24 Julian Brown <julian@codesourcery.com>
23291 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23292 config/arm/linux-atomic.c.
23293 * config/arm/linux-atomic.c: New.
23295 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23297 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23298 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23299 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23301 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23304 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23307 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23309 PR tree-optimization/38953
23310 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23311 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23312 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23313 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23316 2009-01-24 Paul Brook <paul@codesourcery.com>
23318 * config/arm/neon.md (neon_type): Move to arm.md.
23319 (neon_mov<VSTRUCT>): Add neon_type attribute.
23320 * config/arm/arm.md (neon_type): Move to here.
23321 (conds): Add "unconditioal" and use as default for NEON insns.
23323 2009-01-24 Ben Elliston <bje@au.ibm.com>
23325 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23326 void *' warning from -Wc++-compat.
23327 * Makefile.in (dominance.o-warn): Remove.
23329 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23331 PR tree-optimization/38932
23332 * fold-const.c (fold_unary_ignore_overflow): New.
23333 * tree.h (fold_unary_ignore_overflow): Declare.
23334 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23335 * tree-ssa-sccvn.c (visit_reference_op_load,
23336 simplify_unary_expression): Likewise.
23338 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23340 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23341 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23342 regardless of their type.
23343 * c-common.c (handle_packed_attribute): Don't ignore packed on
23345 * c.opt (Wpacked-bitfield-compat): New warning option.
23346 * stor-layout.c (place_field): Warn if offset of a field changed.
23347 * doc/extend.texi (packed): Mention the ABI change.
23348 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23349 (Warning Options): Add it to the list.
23351 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23353 * c-opts.c (c_common_post_options): Fix a typo in comments.
23355 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23357 PR middle-end/38615
23358 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23359 variables to static.
23360 * doc/invoke.texi (-fmerge-all-constants): Update description.
23362 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23365 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23366 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23368 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23370 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23372 (LOCAL_ALIGNMENT): Similarly.
23374 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23375 Joseph Myers <joseph@codesourcery.com>
23377 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23378 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23379 * config/arm/arm-tune.md: Regenerate.
23380 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23383 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23385 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23386 version number to five.
23388 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23391 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23392 * c-common.c (set_underlying_type): Likewise.
23393 (is_typedef_decl ): Likewise
23395 (set_underlying_type): Likewise.
23396 (is_typedef_type): Likewise.
23398 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23400 PR middle-end/38587
23401 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23404 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23407 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23408 (LIBGCC_SPEC): Don't define.
23409 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23411 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23413 PR rtl-optimization/38879
23414 * alias.c (base_alias_check): Unaligned access via AND address can
23415 alias all surrounding object types except those with sizes equal
23416 or wider than the size of unaligned access.
23418 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23421 * c-decl.c (clone_underlying_type): Move this ...
23422 * c-common.c (set_underlying_type): ... here.
23423 Also, make sure the function properly sets TYPE_STUB_DECL() on
23424 the newly created typedef variant type.
23425 (is_typedef_decl ): New entry point.
23426 * tree.h: Added a new member member_types_needing_access_check to
23427 struct tree_decl_non_common.
23428 (set_underlying_type): New entry point.
23429 (is_typedef_type): Likewise.
23431 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23433 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23434 Check whether two instructions have memory references that
23435 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23436 are helper functions for traversing.
23437 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23438 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23439 not to draw dependency edge for instructions with non-conflicting
23442 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23445 * longlong.h: Update copyright years. Use soft-fp license notice.
23446 Sync __clz_tab declaration with glibc.
23448 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23451 * doc/extend.texi (syscall_linkage): New.
23452 (version_id): Modify.
23454 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23455 Richard Guenther <rguenther@suse.de>
23457 PR tree-optimization/38747
23458 PR tree-optimization/38748
23459 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23460 conversion if the base address is an indirect reference and the
23461 aliasing sets could cause issues.
23463 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23465 * common.opt (fgraphite, fgraphite-identity): Add comment for
23466 explaining why these options are not documented.
23468 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23470 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23471 gimple_call_lhs is NULL.
23473 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23476 * emit-rtl.c (adjust_address_1): Make sure memref is never
23479 2009-01-20 Ben Elliston <bje@au.ibm.com>
23481 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23482 const qualifier from arg parameter. Remove unnecessary cast to char *.
23483 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23484 const qualifier from arg 2.
23486 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23488 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23490 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23493 * rtl.h (reinit_regs): New prototype.
23494 * regclass.c: Include ira.h.
23495 (reinit_regs): New.
23496 * Makefile.in (regclass.o): Add ira.h.
23497 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23499 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23502 * c-common.c (handle_aligned_attribute): Use
23503 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23504 default alignment value.
23506 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23508 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23509 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23511 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23512 __BIGGEST_ALIGNMENT__.
23514 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23516 2009-01-18 Richard Guenther <rguenther@suse.de>
23518 PR tree-optimization/38819
23519 * tree-flow.h (operation_could_trap_helper_p): Declare.
23520 * tree-eh.c (operation_could_trap_helper_p): Export.
23521 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23522 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23523 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23524 are about to insert a possibly trapping instruction and fail
23527 2009-01-18 Andreas Schwab <schwab@suse.de>
23529 * doc/install.texi (Configuration): Remove obsolete paragraph
23530 about use of --with-gnu-ld with --with-gnu-as.
23532 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23534 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23535 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23536 Follow spelling conventions.
23538 2009-01-18 Ben Elliston <bje@au.ibm.com>
23540 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23541 C++ warning about implicit conversion from void * to struct
23543 (bitmap_obstack_free): Likewise for bitmap_element *.
23544 * Makefile.in (bitmap.o-warn): Remove.
23546 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23548 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23550 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23551 Tobias Grosser <tobi.grosser@amd.com>
23553 * graphite.c (graphite_trans_scop_block): Do not block single
23556 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23558 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23559 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23560 test with assertion.
23562 2009-01-16 Richard Guenther <rguenther@suse.de>
23564 PR tree-optimization/38835
23565 PR middle-end/36227
23566 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23567 and INT + PTR -> (INT)(PTR p+ INT) folding.
23568 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23570 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23573 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23574 the subreg from a lowpart subreg if it is also casting the value.
23576 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23577 Tobias Grosser <tobi.grosser@amd.com>
23579 * graphite.c (compare_prefix_loops): New.
23580 (build_scop_canonical_schedules): Rewritten.
23581 (graphite_transform_loops): Move build_scop_canonical_schedules
23582 after build_scop_iteration_domain.
23584 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23585 Tobias Grosser <tobi.grosser@amd.com>
23587 * graphite.c (add_conditions_to_domain): Add the loops to
23588 the dimension of the iteration domain. Do copy the domain
23589 only when it exists.
23590 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23591 (add_conditions_to_constraints): New.
23592 (can_generate_code_stmt, can_generate_code): Removed.
23593 (gloog): Do not call can_generate_code.
23594 (graphite_transform_loops): Call add_conditions_to_constraints
23595 after building the iteration domain.
23597 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23599 PR tree-optimization/38789
23600 * tree-ssa-threadedge.c
23601 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23602 __builtin_constant_p.
23604 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23606 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23607 examined before deleting them.
23609 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23611 * function.c (aggregate_value_p): Correctly extract the function
23612 type from CALL_EXPR_FN lookup.
23614 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23616 * config/picochip/picochip.c (picochip_override_options): Revert
23617 CFI asm flag disable commited previously.
23619 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23620 Tobias Grosser <tobi.grosser@amd.com>
23621 Jan Sjodin <jan.sjodin@amd.com>
23623 * graphite.c (scan_tree_for_params): On substractions negate
23624 all the coefficients of the term.
23625 (clast_to_gcc_expression_red): New. Handle reduction expressions
23626 of more than two operands.
23627 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23628 (get_vdef_before_scop): Handle also the case of default definitions.
23630 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23632 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23633 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23634 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23636 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23637 Joey Ye <joey.ye@intel.com>
23639 PR middle-end/37843
23640 * cfgexpand.c (expand_stack_alignment): Don't update stack
23641 boundary nor check incoming stack boundary here.
23642 (gimple_expand_cfg): Update stack boundary and check incoming
23643 stack boundary here.
23645 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23647 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23649 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23651 PR rtl-optimization/38245
23652 * calls.c (expand_call): Add stack arguments to
23653 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23654 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23655 in regs and partially in memory or BLKmode arguments.
23656 (emit_library_call_value_1): Add stack arguments to
23657 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23658 ACCUMULATE_OUTGOING_ARGS).
23659 * dce.c: Include tm_p.h.
23660 (find_call_stack_args): New function.
23661 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23663 (mark_insn): Call find_call_stack_args for CALL_Ps.
23664 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23665 forwards. Allocate and free arg_stores bitmap if needed, pass it
23666 down to deletable_insn_p, don't mark stores set in arg_stores
23667 bitmap, clear the bitmap at the beginning of each bb.
23668 * Makefile.in (dce.o): Depend on $(TM_P_H).
23670 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23673 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23674 to make sure the insn is a conditional test (bug 22599). Reformat a
23677 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23679 PR middle-end/38431
23680 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23681 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23682 (gloog): Do not call cleanup_tree_cfg.
23683 (graphite_transform_loops): Call cleanup_tree_cfg after all
23684 scops have been code generated.
23686 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23687 * doc/gty.texi (Invoking the garbage collector): Added new node
23688 and section documenting ggc_collect.
23690 2009-01-14 Richard Guenther <rguenther@suse.de>
23692 PR tree-optimization/38826
23693 PR middle-end/38477
23694 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23695 initialization notes only if we actually emitted a warning.
23696 (intra_create_variable_infos): Add constraints for a result decl
23697 that is passed by hidden reference.
23698 (build_pred_graph): Mark all related variables non-direct on
23701 2009-01-14 Nick Clifton <nickc@redhat.com>
23703 * ira-conflicts.c: Include addresses.h for the definition of
23705 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23706 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23708 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23711 * Makefile.in (ira-lives.o): Add except.h.
23713 * ira-lives.c: Include except.h.
23714 (process_bb_node_lives): Process can_throw_internal.
23716 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23718 PR rtl-optimization/38774
23719 * combine.c (simplify_set): When undoing cc_use change, don't do
23720 PUT_CODE on the newly created comparison, but instead put back the
23723 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23725 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23726 values. Remove duplicate arm8 entry.
23728 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23730 PR tree-optimization/38786
23731 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23732 the SSA_NAME case of expand_scalar_variables_expr.
23733 Set the type of an expression to the type of its assign statement.
23734 (expand_scalar_variables_expr): Also gather the scalar computation
23735 used to index the memory access. Do not pass loop_p.
23736 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23737 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23738 the gimple_stmt_iterator where it inserts new code.
23739 Do not pass loop_p.
23740 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23741 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23743 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23745 * graphite.h (debug_value): Removed.
23746 * graphite.c (debug_value): Removed.
23748 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23750 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23751 ldrd/strd with two 32-bit instructions.
23753 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23755 * config/arm/arm.c (struct processors): Pass for speed down into
23756 cost helper functions.
23757 (const_ok_for_op): Handle COMPARE and inequality nodes.
23758 (arm_rtx_costs_1): Rewrite.
23759 (arm_size_rtx_costs): Update prototype.
23760 (arm_rtx_costs): Pass speed down to helper functions.
23761 (arm_slowmul_rtx_costs): Rework cost calculations.
23762 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23763 (arm_9e_rtx_costs): Likewise.
23765 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23767 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23768 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23769 (alpha_legitimize_address): Do not split local symbols wider than
23770 UNITS_PER_WORD into HIGH/LO_SUM parts.
23772 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23775 * gcc.c (process_command): Replace call to execvp with calls
23776 to pex_one and exit.
23778 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23781 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23782 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23783 variant for devices with 3-byte PC.
23784 (__tablejump_elpm__): New.
23786 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23789 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23790 offsetof member-designator, handle it as `[0].'.
23792 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23794 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23795 function when not using named sections on targets with named sections
23796 if branch distance is less than 262132.
23798 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23800 * combine.c (combine_instructions): Recompute
23801 optimize_this_for_speed_p for each BB in the main combine loop.
23803 2009-01-12 Tomas Bily <tbily@suse.cz>
23806 * tree-loop-distribution.c (prop_phis): New function.
23807 (generate_builtin): Call prop_phis.
23808 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23810 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23812 PR tree-optimization/38807
23813 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23814 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23816 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23818 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23819 subreg of op0 to the original op0.
23821 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23823 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23825 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23828 * mips-tfile.c (parse_def): Fix parsing of def strings
23829 starting with digits.
23831 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23834 * config/arm/arm.c (arm_is_long_call_p): Don't call
23835 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23837 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23839 * regrename.c (regrename_optimize): Fix dumping.
23840 (find_oldest_value_reg): Preserve REG_POINTER.
23841 (copy_hardreg_forward_1): Likewise.
23843 2009-01-09 Diego Novillo <dnovillo@google.com>
23845 * gimple.h (struct gimple_statement_base) <uid>: Document
23846 the restrictions on its use.
23847 (gimple_uid): Tidy.
23848 (gimple_set_uid): Tidy.
23850 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23852 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23853 zero guard even if align_bytes != 0 and count is smaller than
23856 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23858 PR rtl-optimization/38495
23859 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23860 (add_range_and_copies_from_move_list): Print all added ranges.
23861 Add ranges to memory optimized destination.
23863 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23867 * config/i386/i386.c (override_options): Reject
23868 -mstringop-strategy=rep_8byte with -m32.
23869 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23870 to 1. Do count comparison against epilogue_size_needed at compile
23871 time even when count_exp was constant forced into register. For
23872 size_needed don't jump to epilogue, instead just avoid aligning
23873 and invoke the body algorithm. If need_zero_guard, add zero guard
23874 even if count is non-zero, but smaller than size_needed + number of
23875 bytes that could be stored for alignment.
23876 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23877 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23878 but smaller than size_needed + number of bytes that could be stored
23879 for alignment. Compare size_needed with epilogue_size_needed instead
23880 of desired_align - align, don't adjust size_needed, pass
23881 epilogue_size_needed to the epilogue expanders.
23884 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23886 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23888 * pa.c (last_address): Change to unsigned.
23889 (update_total_code_bytes): Change argument to unsigned. Don't
23890 check if insn addresses are set.
23891 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23892 addresses are not set.
23893 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23895 2009-01-09 Nick Clifton <nickc@redhat.com>
23897 * config/sh/symbian.c: Replace uses of DECL_INLINE with
23898 DECL_DECLARED_INLINE_P.
23900 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23902 PR middle-end/38347
23903 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
23904 GET_MODE (op0) in operand_subword_force calls.
23906 PR middle-end/38771
23907 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
23908 fold_convert arg0 operands to TREE_TYPE (op0) first.
23910 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
23912 * params.def (ira-max-conflict-table-size): Decrease default value
23915 2009-01-08 Jakub Jelinek <jakub@redhat.com>
23917 PR tree-optimization/37031
23918 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
23920 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
23921 allocate it using gc instead of heap, use VEC_quick_push instead of
23923 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
23924 instead of heap, use VEC_quick_push instead of VEC_safe_push.
23925 * tree-data-ref.h (struct access_matrix): Change matrix to gc
23926 allocated vector from heap allocated.
23927 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
23928 * tree-loop-linear.c (linear_transform_loops): Allocate nest
23929 vector only after perfect_loop_nest_depth call.
23931 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
23932 Jan Sjodin <jan.sjodin@amd.com>
23934 PR tree-optimization/38559
23935 * graphite.c (debug_value, copy_constraint,
23936 swap_constraint_variables, scale_constraint_variable, ): New.
23937 (get_lower_bound, get_upper_bound): Removed.
23938 (graphite_trans_bb_strip_mine): Clean up this code that works
23939 only for constant number of iterations. Fully copy upper and
23940 lower bound constraints, not only the constant part of them.
23941 * graphite.h (debug_value): Declared.
23943 2009-01-08 Ira Rosen <irar@il.ibm.com>
23945 PR tree-optimization/37194
23946 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
23947 Don't add the cost of cost model guard in prologue to scalar
23948 outside cost in case of known number of iterations.
23950 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
23951 Alan Modra <amodra@bigpond.net.au>
23953 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
23954 non-word-aligned REG+CONST addressing.
23956 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23959 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
23960 free_after_compilation when outputting a thunk.
23961 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
23962 Do not call free_after_compilation here.
23964 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23966 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
23967 (ix86_valid_target_attribute_inner_p): Ditto.
23969 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
23971 PR tree-optimization/38492
23972 PR tree-optimization/38498
23973 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
23974 * tree-chrec.h (scev_is_linear_expression): Declared.
23975 * graphite.c (graphite_cannot_represent_loop_niter): New.
23976 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
23977 (graphite_loop_normal_form): Use gcc_assert.
23978 (scan_tree_for_params): Use CASE_CONVERT.
23979 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
23980 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
23981 Use gcc_assert. Discard scops that contain unhandled cases.
23982 (build_scop_conditions): Return a boolean status for unhandled cases.
23983 (strip_mine_profitable_p): Print the loop number, not its depth.
23984 (is_interchange_valid): Pass the depth of the loop nest, don't
23985 recompute it wrongly.
23986 (graphite_trans_bb_block): Same.
23987 (graphite_trans_bb_block): Print tentative of loop blocking.
23988 (graphite_trans_scop_block): Do not print that the loop has been
23990 (graphite_transform_loops): Do not handle scops that contain condition
23993 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
23995 AVX Programming Reference (December, 2008)
23996 * config/i386/avxintrin.h (_mm256_stream_si256): New.
23997 (_mm256_stream_pd): Likewise.
23998 (_mm256_stream_ps): Likewise.
24000 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
24001 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
24002 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
24003 (bdesc_special_args): Add __builtin_ia32_movntdq256,
24004 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
24005 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
24006 (ix86_expand_special_args_builtin): Likewise.
24008 * config/i386/sse.md (AVXMODEDI): New.
24009 (avx_movnt<mode>): Likewise.
24010 (avx_movnt<mode>): Likewise.
24011 (<sse>_movnt<mode>): Remove AVX support.
24012 (sse2_movntv2di): Likewise.
24014 2009-01-07 Richard Guenther <rguenther@suse.de>
24016 PR middle-end/38751
24017 * fold-const.c (extract_muldiv): Remove obsolete comment.
24018 (fold_plusminus_mult_expr): Undo MINUS_EXPR
24019 to PLUS_EXPR canonicalization for the canonicalization.
24021 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
24023 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
24024 hosted cross-compilers generating less efficient code.
24026 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24028 * function.h (rtl_data): Add a dbr_scheduled_p field.
24029 * reorg.c (dbr_schedule): Set it.
24030 (gate_handle_delay_slots): Check it.
24031 * config/mips/mips.c (mips_base_delayed_branch): Delete.
24032 (mips_reorg): Check flag_delayed_branch instead of
24033 mips_base_delayed_branch.
24034 (mips_override_options): Don't set mips_base_delayed_branch
24035 or flag_delayed_branch.
24037 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24039 PR rtl-optimization/38426.
24040 * ira.c (ira): Set current_function_is_leaf earlier.
24042 2009-01-06 Jakub Jelinek <jakub@redhat.com>
24044 PR rtl-optimization/38722
24045 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
24046 too early, only set a flag and modify after last possible
24049 2009-01-06 Janis Johnson <janis187@us.ibm.com>
24052 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
24053 * real.c (decimal_single_format): Correct values of emin and emax.
24054 (decimal_double_format): Ditto.
24055 (decimal_quad_format): Ditto.
24056 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
24057 computation of DECnn_MIN and DECnn_MAX for corrected values of
24058 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
24059 __DECnn_MIN__, and adjust its computation for the corrected value
24062 2009-01-06 Jan Hubicka <jh@suse.cz>
24065 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
24067 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
24069 * doc/contrib.texi (Contributors): Slightly adjust the end note.
24070 Add Robert Clark to the list of testers.
24072 2009-01-06 Jan Hubicka <jh@suse.cz>
24073 Kai Tietz <kai.tietz@onevision.com>
24075 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
24076 * config/i386/i386.c (ix86_expand_call): Add clobbers.
24078 2009-01-06 Jan Hubicka <jh@suse.cz>
24079 Kai Tietz <kai.tietz@onevision.com>
24081 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
24083 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
24084 (ix86_nsaved_regs): Count only general purpose regs.
24085 (ix86_nsaved_sseregs): New.
24086 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
24087 to 16 for w64; compute padding and size of sse reg save area.
24088 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
24089 general purpose regs.
24090 (ix86_emit_save_sse_regs_using_mov): New.
24091 (ix86_expand_prologue): Save SSE regs if needed.
24092 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
24093 (ix86_emit_restore_sse_regs_using_mov): New.
24094 (ix86_expand_epilogue): Save SSE regs if needed.
24096 2009-01-06 Jan Hubicka <jh@suse.cz>
24097 Kai Tietz <kai.tietz@onevision.com>
24099 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
24100 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
24101 functions when accumulate outgoing args is off.
24103 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24106 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
24107 before using pseudos_have_intersected_live_ranges_p.
24109 * ira-int.h (ira_assert): Always define.
24111 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24113 AVX Programming Reference (December, 2008)
24114 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
24115 (_mm256_permute2_pd): Likewise.
24116 (_mm_permute2_ps): Likewise.
24117 (_mm256_permute2_ps): Likewise.
24118 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
24119 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
24121 * config/i386/i386.c (ix86_builtins): Remove
24122 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
24123 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
24124 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
24125 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
24126 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
24127 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
24128 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
24129 __builtin_ia32_vpermil2ps256.
24130 (ix86_init_mmx_sse_builtins): Updated.
24131 (ix86_expand_args_builtin): Likewise.
24133 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24135 * pa.c (output_call): Relocate non-jump insns in the delay slot of
24136 long absolute calls when generating PA 2.0 code.
24138 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
24140 PR rtl-optimization/38583
24141 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
24143 * params.def (ira-max-conflict-table-size): New.
24145 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
24147 * ira.h (ira_conflicts_p): New external definition.
24149 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
24150 table. Report this. Return result of building.
24151 (ira_build_conflicts): Use ira_conflicts_p. Check result of
24152 building conflict table.
24154 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
24155 (ira_color): Use ira_conflicts_p.
24157 * global.c: Include ira.h.
24158 (pseudo_for_reload_consideration_p, build_insn_chain): Use
24161 * Makefile.in (global.o): Add ira.h.
24163 * ira-build.c (mark_all_loops_for_removal,
24164 propagate_some_info_from_allocno): New.
24165 (remove_unnecessary_allocnos): Call
24166 propagate_some_info_from_allocno.
24167 (remove_low_level_allocnos): New.
24168 (remove_unnecessary_regions): Add parameter. Call
24169 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
24170 parameter to remove_unnecessary_regions.
24171 (ira_build): Remove all regions but root if the conflict table was
24172 not built. Update conflict hard regs for allocnos crossing calls.
24174 * ira.c (ira_conflicts_p): New global.
24175 (ira): Define and use ira_conflicts_p.
24177 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24178 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
24179 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
24181 2009-01-06 Ben Elliston <bje@au.ibm.com>
24183 * gengtype-lex.l (YY_NO_INPUT): Define.
24185 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24188 * c-common.c (handle_vector_size_attribute): Also reject
24189 BOOLEAN_TYPE types.
24191 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24193 PR tree-optimization/38492
24194 * graphite.c (rename_map_elt, debug_rename_elt,
24195 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24196 rename_map_elt_info, eq_rename_map_elts,
24197 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24198 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24199 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24200 (sese_build_livein_liveouts): New.
24201 (new_sese, free_sese): New.
24202 (new_scop): Call new_sese.
24203 (free_scop): Call free_sese.
24204 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24205 (register_old_new_names): Renamed register_old_and_new_names.
24206 (register_scop_liveout_renames, add_loop_exit_phis,
24207 insert_loop_close_phis, struct igp,
24208 default_liveout_before_guard, add_guard_exit_phis,
24209 insert_guard_phis, copy_renames): New.
24210 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24211 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24212 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24213 (scop_adjust_phis_for_liveouts): New.
24214 (gloog): Call scop_adjust_phis_for_liveouts.
24216 * graphite.h (struct sese): Documented. Added fields liveout,
24217 num_ver and livein.
24218 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24219 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24220 (struct scop): Added field liveout_renames.
24221 (SCOP_LIVEOUT_RENAMES): New.
24223 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24225 PR tree-optimization/38510
24226 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24227 (translate_clast): Call recompute_all_dominators before
24229 (gloog): Call recompute_all_dominators before graphite_verify.
24231 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24232 Jan Sjodin <jan.sjodin@amd.com>
24234 PR tree-optimization/38500
24235 * graphite.c (create_sese_edges): Call fix_loop_structure after
24238 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24240 * config.gcc: Add m32r*-*-rtems*.
24241 * config/m32r/rtems.h: New file.
24243 2009-01-05 Ben Elliston <bje@au.ibm.com>
24245 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24246 (.po.pox): Likewise.
24247 (po/gcc.pot): Likewise.
24249 2009-01-04 David S. Miller <davem@davemloft.net>
24251 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24252 (STARTING_FRAME_OFFSET): Always set to zero.
24254 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24256 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24257 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24258 fixed-point types, and vectors of the same.
24260 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24262 * config/mips/sync.md (*mb_barrier): Rename to...
24263 (*memory_barrier): ...this.
24265 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24267 * doc/extend.texi (Function Attributes): Move @cindex after @item
24268 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24269 and put in alphabetical order. Fix 'target' name and put in order.
24270 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24273 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24275 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24276 (memory_barrier): Expand as unspec instead of unspec_volatile.
24277 Remove mem:BLK from insn operands. Use Pmode scratch register.
24278 (*memory_barrier): Define as unspec instead of unspec_volatile.
24279 Use (match_dup 0) as input operand.
24281 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24282 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24283 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24284 scratch register. Remove operand 1.
24285 (*stbar): Define as unspec instead of unspec_volatile.
24286 Use (match_dup 0) as input operand, remove (const_int 8).
24287 (*membar): Define as unspec instead of unspec_volatile.
24288 Use (match_dup 0) as input operand, remove input operand 2.
24290 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24291 (memory_barrier): Expand as unspec instead of unspec_volatile.
24292 Remove mem:BLK from insn operands. Use Pmode scratch register.
24293 (*memory_barrier): Define as unspec instead of unspec_volatile.
24294 Use (match_dup 0) as input operand.
24296 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24297 Remove mem:BLK from insn operands. Use Pmode scratch register.
24298 Set volatile flag on operand 0.
24299 (*memory_barrier): New insn pattern.
24301 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24303 (*memory_barrier): Use (match_dup 0) as input operand.
24305 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24306 Remove mem:BLK from insn operands. Use Pmode scratch register.
24307 Set volatile flag on operand 0.
24308 (*mb_internal): New insn pattern.
24310 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24312 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24314 PR middle-end/38586
24315 * function.c (struct temp_slot): Move to the section of the file
24316 that deals with temp slots. Remove field 'address'.
24317 (temp_slot_address_table): New hash table of address -> temp slot.
24318 (struct temp_slot_address_entry): New struct, items for the table.
24319 (temp_slot_address_compute_hash, temp_slot_address_hash,
24320 temp_slot_address_eq, insert_temp_slot_address): Support functions
24322 (find_temp_slot_from_address): Rewrite to use the new hash table.
24323 (remove_unused_temp_slot_addresses): Remove addresses of temp
24324 slots that have been made available.
24325 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24326 worker function for remove_unused_temp_slot_addresses.
24327 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24328 Add the temp slot address to the address -> temp slot map.
24329 (update_temp_slot_address): Update via insert_temp_slot_address.
24330 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24331 (pop_temp_slots): Likewise.
24332 (init_temp_slots): Allocate the address -> temp slot map, or empty
24333 the map if it is already allocated.
24334 (prepare_function_start): Initialize temp slot processing.
24336 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24338 PR middle-end/38584
24339 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24340 Calculate the size of all stack vars assuming no packing of stack
24341 vars will happen, replacing a quadratic algorithm with a linear one.
24343 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24346 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24349 2009-01-03 Diego Novillo <dnovillo@google.com>
24351 * doc/contrib.texi: Update contributions.
24353 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24356 * builtins.c (fold_builtin_memory_op): Give up if either operand
24357 is volatile. Set srctype or desttype to non-qualified version
24361 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24362 and FUNCTION_DECLs.
24364 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24366 PR rtl-optimization/35805
24367 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24368 problem if fast dce is able to remove any instructions.
24369 * dce.c (dce_process_block): Fix dump message.
24371 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24374 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24376 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24378 PR middle-end/38690
24379 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24380 * tree-pretty-print.c (op_code_prio): New function.
24381 (op_prio): No longer static. Use op_code_prio.
24382 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24383 Use op_prio and op_code_prio to determine if () should be
24384 printed around operand(s) or not.
24386 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24387 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24388 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24389 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24390 pp_character instead of pp_string for single letter printing.
24392 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24394 * doc/extend.texi: Fix '#pragma GCC option' typo.
24396 2009-01-02 Richard Guenther <rguenther@suse.de>
24398 * doc/install.texi (--enable-checking): Mention different
24399 default for stage1.
24400 (--enable-stage1-checking): Document.
24402 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24404 PR middle-end/30142
24405 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24406 case to be an error.
24408 2009-01-02 Ben Elliston <bje@au.ibm.com>
24410 * config/fp-bit.h (pack_d): Constify argument.
24411 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24412 (isnan): Constify argument.
24414 (iszero): Likewise.
24415 (pack_d): Likewise.
24416 (_fpadd_parts): Constify return type.
24417 (_fpmul_parts): Likewise.
24418 (_fpdiv_parts): Likewise.
24420 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24423 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24424 warn about overwriting initializer with side-effects or
24425 -Woverride-init if !IMPLICIT.
24426 (output_init_element): Likewise. Pass IMPLICIT down to
24428 (process_init_element): Add IMPLICIT argument. Pass it down
24429 to output_init_element.
24430 (push_init_element, pop_init_level, set_designator): Adjust
24431 process_init_element callers.
24432 (set_nonincremental_init, set_nonincremental_init_from_string):
24433 Adjust add_pending_init callers.
24434 (output_pending_init_elements): Adjust output_init_element callers.
24435 * c-tree.h (process_init_element): Adjust prototype.
24436 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24437 process_init_element callers.
24440 Copyright (C) 2009 Free Software Foundation, Inc.
24442 Copying and distribution of this file, with or without modification,
24443 are permitted in any medium without royalty provided the copyright
24444 notice and this notice are preserved.