1 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4 via intptr_t to long type.
5 (insert_operand_rank): Cast long type via intptr_t to
7 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
10 from pointer to unsigned via uintptr_t.
12 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
13 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
15 * configure: Regenerated.
16 * config.in: Regenerated
17 * system.h (stdint.h): Add include.
18 (inttypes.h): Likewise.
19 * Makefile.in (aclocal): Add config/stdint.m4.
20 * aclocal.m4: Regenerated.
22 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
24 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
26 (note_np_check_stores): New function.
27 (harmless_null_pointer_p): New function.
28 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
29 changed. Take into account whether we're in the shadow of a condjump
30 that tested NP_REG for NULL.
31 Lose all code that tested for SEQUENCEs.
32 (workaround_speculation): Avoid inserting NOPs for loads that are
33 either always executed or a NULL pointer.
35 2009-09-08 Jan Hubicka <jh@suse.cz>
37 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
38 * params.def (early-inlining-insns): Likewise.
40 2009-09-08 Jakub Jelinek <jakub@redhat.com>
42 PR rtl-optimization/41239
43 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
44 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
46 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
47 across calls, as the calls might not always return normally.
48 (call_may_noreturn_p): New function.
49 (deps_analyze_insn): Update last_function_call_may_noreturn list.
50 (init_deps): Initialize it.
51 (remove_from_deps): Also remove calls from
52 last_function_call_may_noreturn list.
54 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
56 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
57 (attr "addrtype"): New member "spreg".
58 Use it if mem_spfp_address_operand is true for the address.
59 (attr "type"): New entry "stall".
60 (cpu_unit "load"): New.
61 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
63 (insn_reservation "loadsp"): New.
64 (insn_reservation "load_stall1"): New.
65 (insn_reservation "load_stall3"): New.
67 * config/bfin/predicates.md (const1_operand, const3_operand): New.
68 (mem_p_address_operand): Exclude stack and frame pointer based
70 (mem_spfp_address_operand): New; match them here.
71 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
72 (bfin_reorg): Call it if scheduling insns.
73 (bfin_gen_bundles): Remove dummy insns created by
74 add_sched_insns_for_speculation.
76 From Jie Zhang <jie.zhang@analog.com>:
77 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
78 bfin_si_revision, bfin_workarounds): Move these ...
79 * config/bfin/bfin.h: ... here.
81 From Mike Frysinger <michael.frysinger@analog.com>
82 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
83 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
84 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m, bf547m,
86 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
87 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M, __ADSPBF547M__
88 for BFIN_CPU_BF547M, __ADSPBF548M__ for BFIN_CPU_BF548M, and
89 __ADSPBF549M__ for BFIN_CPU_BF549M.
90 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
91 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
92 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
93 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
94 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
95 bf542m, bf544m, bf547m, bf548m, and bf549m.
97 From Jie Zhang <jie.zhang@analog.com>:
98 * config/bfin/predicates.md (p_register_operand): New
100 (dp_register_operand): New predicate.
101 * config/bfin/bfin-protos.h (WA_05000074): Define.
102 (ENABLE_WA_05000074): Define.
103 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for
105 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
106 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
107 (define_attr addrtype): Allow load/store register to be
109 (define_attr storereg): New.
110 (define_cpu_unit anomaly_05000074): New.
111 (define_insn_reservation dsp32shiftimm): New.
112 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
113 (define_insn_reservation loadp): Cannot use slot2.
114 (define_insn_reservation loadsp): Cannot use slot2.
115 (define_insn_reservation storep): Cannot use slot2. Does not
116 apply when working around 05000074.
117 (define_insn_reservation storep_anomaly_05000074): New.
118 (define_insn_reservation storei): Does not apply when working
120 (define_insn_reservation storei_anomaly_05000074): New.
121 (define_attr length): Add dsp32shiftimm case.
122 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
123 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
124 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
125 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
126 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
128 2009-09-07 Martin Jambor <mjambor@suse.cz>
131 * tree-sra.c (create_artificial_child_access): Return NULL if
132 build_ref_for_offset fails.
133 (propagate_subacesses_accross_link): Allow build_ref_for_offset
134 and create_artificial_child_access to fail.
136 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
139 * unwind-dw2.c (uw_init_context_1): Mark noinline.
140 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
141 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
143 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
145 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
146 block, ensure it has an exit edge. Emit a barrier after a jump.
148 2009-09-07 Nick Clifton <nickc@redhat.com>
150 * gcc.c (this_is_linker_script): New variable. Like
151 this_is_library_file but for the %T constructor.
152 (end_going_arg): If this_is_linker_script is set then locate the
153 script and insert a --script switch before it
154 (do_spec_2): Initialise this_is_linker_script.
155 (do_spec_1): Likewise. Handle %T construct.
156 (eval_spec_function): Preserve this_is_linker_script.
157 * doc/invoke.texi: Document %T construct in spec files.
158 * config/m32c/m32c.h (LIB_SPEC): Use it.
160 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
162 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
163 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
164 when volatile flag is set.
165 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
167 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
170 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
171 (combine_stack_adjustments_for_block): Allow insns between stack
172 adjustments and stores with corresponding pre-(dec|inc)rement or
173 pre-modify operation.
175 2009-09-06 Jakub Jelinek <jakub@redhat.com>
178 * combine-stack-adj.c (struct csa_memlist): Rename to...
179 (struct csa_reflist): ... this. Rename mem field to ref.
180 (free_csa_memlist): Rename to...
181 (free_csa_reflist): ... this.
182 (record_one_stack_memref): Rename to...
183 (record_one_stack_ref): ... this. Handle also REG_P.
184 (try_apply_stack_adjustment): Handle also REG_P.
185 (struct record_stack_memrefs_data): Rename to...
186 (struct record_stack_refs_data): ... this. Rename memlist field to
188 (record_stack_memrefs): Rename to...
189 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
190 subexpressions instead of failing when a MEM contains SP references.
191 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
192 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
194 2009-09-06 Richard Guenther <rguenther@suse.de>
197 * tree.c (build_array_type): Do not record types marked
198 with structural equality in the canonical type hashtable.
200 2009-09-06 Richard Guenther <rguenther@suse.de>
203 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
205 2009-09-05 Richard Guenther <rguenther@suse.de>
208 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
210 2009-09-05 Richard Guenther <rguenther@suse.de>
213 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
215 2009-09-05 Richard Guenther <rguenther@suse.de>
218 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
219 before comparing function argument types.
221 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
224 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
227 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
230 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
232 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
233 locators before emit_insn is called.
235 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
238 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
239 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
240 (reginfo_init): Don't call allocate_reg_info.
242 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
245 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
246 NONDEBUG_INSN_P instead of INSN_P.
248 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
251 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
253 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
256 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
257 pattern of the split.
259 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
261 * toplev.c (process_options): Move setter of flag_var_tracking
262 before other tests that depend on it. Move down setter of
263 flag_rename_registers. Don't enable var-tracking-assignments
264 by default if selective scheduling is enabled. Warn if both
267 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
269 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
270 comment. Use switch statement to catch overlaps between rtx
271 and tree codes. Accept FUNCTION_DECLs in addition to those in...
272 (IS_DECL_CODE): ... here. Remove.
273 (check_value_is_not_decl): Remove.
274 (dv_from_decl, dv_from_value): Check after conversion.
276 2009-09-04 Richard Guenther <rguenther@suse.de>
279 * (cgraph_finalize_compilation_unit): Move finalizing aliases
280 after emitting tunks. Move emitting thunks and ctors from ...
281 (cgraph_optimize): ... here. Remove redundant
282 cgraph_analyze_functions.
283 * varasm.c (find_decl_and_mark_needed): Remove no longer
285 (finish_aliases_1): Adjust check for thunk aliases.
287 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
289 * config/arm/arm.md (ctzsi2): Added braces
290 to avoid warning that broke booststrap.
292 2009-09-04 Martin Jambor <mjambor@suse.cz>
294 PR tree-optimization/41112
295 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
296 handle variable-bounded arrays.
297 (expr_with_var_bounded_array_refs_p): New function.
298 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
300 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
302 * config/s390/2097.md: Removed two incorrect bypasses.
303 (z10_fsimpdf): Fixed latency.
304 (z10_fhex): New insn_reservation.
305 (z10_floaddf): Fixed latency.
306 (z10_floadsf): Fixed latency.
307 (z10_ftrunctf): Fixed latency.
308 (z10_ftruncdf): Fixed latency.
309 * config/s390/s390.c (z10_cost): Fixed values.
310 (s390_adjust_priority): Added z10 path.
311 * config/s390/s390.md (type): Added fhex.
312 (*mov<mode>_64dfp): Updated type attribute.
313 (*mov<mode>_64): Updated type attribute.
314 (*mov<mode>_31): Updated type attribute.
315 (*mov<mode>"): Likewise.
316 * config/s390/2084.md (x_fsimpdf): Updated condition.
318 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
320 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
321 RTXs in the predicate for operand 1.
323 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
325 * config/arm/arm.md (UNSPEC_RBIT): New constant.
327 (ctzsi2): New expand.
328 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
330 2009-09-03 Martin Jambor <mjambor@suse.cz>
332 * tree-sra.c (duplicate_expr_for_different_base): Removed.
333 (create_artificial_child_access): Use build_ref_for_offset instead
334 of duplicate_expr_for_different_base.
335 (propagate_subacesses_accross_link): Likewise.
337 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
339 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
341 (mips16e_collect_argument_saves): Skip debug instructions.
342 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
343 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
344 (r10k_insert_cache_barriers): Likewise.
345 (mips_reorg_process_insns): Likewise.
347 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
350 * ira.c (update_equiv_reg): Remove check on class likely spill.
352 2009-09-03 Jakub Jelinek <jakub@redhat.com>
355 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
356 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
360 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
361 the stack slot if it is passed by invisible reference.
362 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
363 by invisible reference.
365 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
367 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
368 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
369 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
371 * config/bfin/sync.md: New file.
372 * config/bfin/bfin.md: Include it.
373 (UNSPEC_ATOMIC): New.
374 (UNSPEC_ONES): Provide a unique number.
376 From Jie Zhang <jie.zhang@analog.com>:
377 * config/bfin/bfin.c (ret_regs): New.
378 (must_save_fp_p): Don't return true because of frame_pointer_needed.
379 (must_save_rets_p): New.
380 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
381 current_function_is_leaf.
383 (do_unlink): Likewise.
384 (expand_interrupt_handler_prologue): Use ret_regs array.
385 (expand_interrupt_handler_epilogue): Use ret_regs array and
386 pass return register to gen_return_internal.
387 (bfin_expand_epilogue): Pass return register to
389 (bfin_expand_call): Explicitly clobber RETS.
390 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
391 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
392 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
393 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
395 (return_internal): Take a reg rtx rather than the register number.
397 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
399 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
400 when comparing against estimated_loop_iterations_int return.
402 2009-09-03 Richard Guenther <rguenther@suse.de>
404 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
405 eh_personality_libfunc.
407 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
409 * tree-parloops.c (separate_decls_in_region): Add space.
411 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
413 * tree-parloops.c (separate_decls_in_region): Change the condition
414 checking if there are reductions in the loop.
416 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
418 PR tree-optimization/38275
419 * tree-parloops.c (parallelize_loops): Replace profitability condition
420 for expected number of iterations.
422 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
424 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
425 (bootstrap-debug): Explain conditions in which it becomes default.
426 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
429 2009-09-03 Namhyung Kim <namhyung@gmail.com>
431 * doc/invoke.texi (Optimize Options): Move
432 -finline-small-functions to the -O2 list.
434 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
436 * toplev.c (process_options): Enable var-tracking-assignments
437 by default if var-tracking is enabled.
439 2009-09-02 David Daney <ddaney@caviumnetworks.com>
441 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
443 * emit-rtl.c (prev_nonnote_insn_bb): New function.
444 * rtl.h (prev_nonnote_insn_bb): Declare it.
446 2009-09-03 Diego Novillo <dnovillo@google.com>
448 * cgraph.c (cgraph_node_for_decl): New.
449 * cgraph.h (cgraph_node_for_decl): Declare.
450 * tree.c (host_integerp): Return 0 if T is NULL.
452 2009-09-03 Diego Novillo <dnovillo@google.com>
454 * tree.h (struct alias_pair): Move from varasm.c.
455 (alias_pairs): Likewise.
456 (TYPE_MAXVAL): Define.
457 (TYPE_MINVAL): Define.
458 (iterative_hash_host_wide_int): Declare.
459 (remove_unreachable_alias_pairs): Declare.
460 * tree-pass.h (pass_ipa_free_lang_data): Declare.
461 * diagnostic.c (default_diagnostic_starter): Make extern.
462 (default_diagnostic_finalizer): Make extern.
463 * diagnostic.h (default_diagnostic_starter): Declare.
464 (default_diagnostic_finalizer): Declare.
465 (default_tree_printer): Declare.
466 * toplev.c (default_tree_printer): Make extern.
468 2009-09-03 Richard Guenther <rguenther@suse.de>
469 Diego Novillo <dnovillo@google.com>
471 * cgraph.c (cgraph_add_new_function): Remove gimplification.
472 * cgraphunit.c (cgraph_expand_function): Do not emit
473 associated thunks from here.
474 (cgraph_emit_thunks): New.
475 (cgraph_optimize): Call it.
476 Return if any IPA pass finds an error.
477 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
480 2009-09-03 Simon Baldwin <simonb@google.com>
481 Rafael Espindola <espindola@google.com>
482 Richard Guenther <rguenther@suse.de>
483 Doug Kwan <dougkwan@google.com>
484 Diego Novillo <dnovillo@google.com>
486 * tree.c: Include tree-pass.h, langhooks-def.h,
487 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
488 (free_lang_data_in_type): New.
489 (need_assembler_name_p): New.
490 (free_lang_data_in_block): New.
491 (free_lang_data_in_decl): New.
492 (struct free_lang_data_d): New.
493 (add_tree_to_fld_list): New.
494 (find_decls_types_r): New.
495 (get_eh_types_for_runtime): New.
496 (find_decls_types_in_eh_region): New.
497 (find_decls_types_in_node): New.
498 (find_decls_types_in_var): New.
499 (free_lang_data_in_cgraph): New.
500 (free_lang_data): New.
501 (gate_free_lang_data): New.
502 (pass_ipa_free_lang_data): New.
504 2009-09-03 Diego Novillo <dnovillo@google.com>
506 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
507 * langhooks.h (struct lang_hooks): Add field free_lang_data.
508 (lang_hooks): Remove const qualifier.
509 * ipa.c (cgraph_remove_unreachable_nodes): Call
510 remove_unreachable_alias_pairs.
511 * except.c (add_type_for_runtime): Check if TYPE has
512 already been converted.
513 (lookup_type_for_runtime): Likewise.
514 (check_handled): Handle converted types.
515 * varasm.c (remove_unreachable_alias_pairs): New.
516 * gimple.c: Include demangle.h.
517 (gimple_decl_printable_name): New.
518 (gimple_fold_obj_type_ref): New.
519 * gimple.h (gimple_decl_printable_name): Declare.
520 (gimple_fold_obj_type_ref): Declare.
521 * passes.c (init_optimization_passes): Add pass
522 pass_ipa_free_lang_data.
523 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
524 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
526 2009-09-03 Diego Novillo <dnovillo@google.com>
528 * c-lang.c (lang_hooks): Remove const qualifier.
530 2009-09-02 Loren James Rittle <ljrittle@acm.org>
532 * doc/install.texi (*-*-freebsd*): Update target information.
534 2009-09-02 Anatoly Sokolov <aesok@post.ru>
536 * hard-reg-set.h (call_fixed_regs): Remove.
537 * reginfo.c (call_fixed_regs): Remove.
538 (init_reg_sets_1): Remove initialization of call_fixed_regs.
539 (globalize_reg): Don't use call_fixed_regs.
540 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
543 2009-09-01 Michael Matz <matz@suse.de>
545 * expr.h (emit_storent_insn, expand_expr_real_1,
546 expand_expr_real_2): Declare.
547 * expr.c (emit_storent_insn, expand_expr_real_1,
548 expand_expr_real_2): Export.
549 (store_expr): Setting and evaluating dont_return_target is
551 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
552 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
553 * except.c (expand_resx_expr): Rename to ...
554 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
555 * except.h (expand_resx_stmt): Declare.
556 * stmt.c: Add include gimple.h
557 (expand_asm_expr): Rename to ...
558 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
559 (expand_case): Rewrite to take gimple statement.
560 * tree.h (expand_asm_stmt): Declare.
561 (expand_case): Change prototype.
562 * Makefile.in (stmt.o): Depend on gimple.h.
563 * builtins.c (expand_builtin_synchronize): Build gimple asm
564 statement, not an ASM_EXPR.
565 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
566 gimple_to_tree, release_stmt_tree): Remove.
567 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
568 ggc_free, but hold comparison code and operands separately.
569 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
570 (expand_call_stmt, expand_gimple_stmt_1,
571 expand_gimple_stmt): New helpers.
572 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
573 release_stmt_tree. Call expand_gimple_stmt instead.
574 (expand_gimple_basic_block): Ditto.
576 * calls.c (emit_call_1): Don't look at EH regions here, make
577 fntree parameter useless.
578 (expand_call): New local rettype for TREE_TYPE(exp), use it
579 throughout. Remove local p, use addr instead.
580 Don't look at EH regions here.
582 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
584 * doc/invoke.texi (-fsched-pressure): Document it.
585 (-fsched-reg-pressure-heuristic): Remove it.
587 * reload.c (ira.h): Include.
588 (find_reloads): Add choosing reload on number of small spilled
591 * haifa-sched.c (ira.h): Include.
592 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
593 saved_reg_pressure, curr_reg_live, saved_reg_live,
594 region_ref_regs): New variables.
595 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
596 initiate_reg_pressure_info, setup_ref_regs,
597 initiate_bb_reg_pressure_info, save_reg_pressure,
598 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
600 (setup_insn_reg_pressure_info): New function.
601 (rank_for_schedule): Add pressure checking and insn issue time.
602 Remove comparison of insn reg weights.
603 (ready_sort): Set insn reg pressure info.
604 (update_register_pressure, setup_insn_max_reg_pressure,
605 update_reg_and_insn_max_reg_pressure,
606 sched_setup_bb_reg_pressure_info): New functions.
607 (schedule_insn): Add code for printing and updating reg pressure
609 (find_set_reg_weight, find_insn_reg_weight): Remove.
610 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
611 (debug_ready_list): Print reg pressure info.
612 (schedule_block): Ditto. Check insn issue time.
613 (sched_init): Set up sched_pressure_p. Allocate and set up some
614 reg pressure related info.
615 (sched_finish): Free some reg pressure related info.
616 (fix_tick_ready): Make insn always ready if pressure_p.
617 (init_h_i_d): Don't call find_insn_reg_weight.
618 (haifa_finish_h_i_d): Free insn reg pressure info.
620 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
621 ira_memory_move_cost, ira_class_hard_regs,
622 ira_class_hard_regs_num, ira_no_alloc_regs,
623 ira_available_class_regs, ira_reg_class_cover_size,
624 ira_reg_class_cover, ira_class_translate): Move to ira.h.
626 * ira-lives.c (single_reg_class): Check mode to find how many
627 registers are necessary for operand.
628 (ira_implicitly_set_insn_hard_regs): New.
630 * common.opt (fsched-pressure): New options.
631 (fsched-reg-pressure-heuristic): Remove.
633 * ira.c (setup_eliminable_regset): Rename to
634 ira_setup_eliminable_regset. Make it external.
635 (expand_reg_info): Pass cover class to setup_reg_classes.
636 (ira): Call resize_reg_info instead of allocate_reg_info.
638 * sched-deps.c: Include ira.h.
639 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
640 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
641 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
642 mark_insn_hard_regno_birth, mark_insn_reg_birth,
643 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
644 mark_insn_reg_store, mark_insn_reg_clobber,
645 setup_insn_reg_pressure_info): New.
646 (sched_analyze_1): Update implicit_reg_pending_uses.
647 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
648 Use them to create dependencies. Set insn reg uses and pressure
649 info. Process reg_pending_uses in one place.
650 (free_deps): Free implicit sets.
651 (remove_from_deps): Remove implicit sets if necessary. Check
652 implicit sets when clearing reg_last_in_use.
653 (init_deps_global): Clear implicit_reg_pending_clobbers and
654 implicit_reg_pending_uses.
656 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
657 ira_memory_move_cost, ira_class_hard_regs,
658 ira_class_hard_regs_num, ira_no_alloc_regs,
659 ira_available_class_regs, ira_reg_class_cover_size,
660 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
661 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
662 ira_implicitly_set_insn_hard_regs): New prototypes.
664 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
665 cost_elements_num): New variables.
666 (allocno_costs, total_costs): Rename to costs and
668 (COSTS_OF_ALLOCNO): Rename to COSTS.
669 (allocno_pref): Rename to pref.
670 (allocno_pref_buffer): Rename to pref_buffer.
671 (common_classes): Rename to regno_cover_class.
673 (record_reg_classes): Set allocno attributes only if allocno_p.
674 (record_address_regs): Ditto. Use COST_INDEX instead of
676 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
677 and COSTS_OF_ALLOCNO.
678 (print_costs): Rename to print_allocno_costs.
679 (print_pseudo_costs): New.
680 (process_bb_node_for_costs): Split into 2 functions with new
681 function process_bb_for_costs. Pass BB to process_bb_for_costs.
682 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
683 new parameter dump_file. Use cost_elements_num instead of
684 ira_allocnos_num. Make one iteration if preferred classes were
685 already calculated for scheduler. Make 2 versions of code
686 depending on allocno_p.
687 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
688 regno_cover_class and COSTS instead of common_classes and
690 (init_costs, finish_costs): New.
691 (ira_costs): Set up allocno_p and cost_elements_num. Call
692 init_costs and finish_costs.
693 (ira_set_pseudo_classes): New.
695 * rtl.h (allocate_reg_info): Remove.
696 (resize_reg_info): Change return type.
697 (reg_cover_class): New.
698 (setup_reg_classes): Add new parameter.
700 * sched-int.h (struct deps_reg): New member implicit_sets.
701 (sched_pressure_p, sched_regno_cover_class): New external
703 (INCREASE_BITS): New macro.
704 (struct reg_pressure_data, struct reg_use_data): New.
705 (struct _haifa_insn_data): Remove reg_weight. Add members
706 reg_pressure, reg_use_list, reg_set_list, and
707 reg_pressure_excess_cost_change.
708 (struct deps): New member implicit_sets.
709 (pressure_p): New variable.
710 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
711 (struct reg_pressure_data, struct reg_use_data): New.
712 (INSN_REG_WEIGHT): Remove.
713 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
714 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
716 (sched_init_region_reg_pressure_info,
717 sched_setup_bb_reg_pressure_info): New prototypes.
719 * reginfo.c (struct reg_pref): New member coverclass.
720 (reg_cover_class): New function.
721 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
722 (reg_info_size): New variable.
723 (allocate_reg_info): Make static. Setup reg_info_size.
724 (resize_reg_info): Use reg_info_size. Return flag of resizing.
725 (setup_reg_classes): Add a new parameter. Setup cover class too.
727 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
730 * sched-rgn.c (deps_join): Set up implicit_sets.
731 (schedule_region): Set up region and basic blocks pressure
734 * passes.c (init_optimization_passes): Move
735 pass_subregs_of_mode_init before pass_sched.
737 2009-09-02 Martin Jambor <mjambor@suse.cz>
739 * tree-sra.c (struct access): New field grp_hint.
740 (dump_access): Dump grp_hint.
741 (sort_and_splice_var_accesses): Set grp_hint if a group is read
743 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
744 those which have been specifically read and somehow written to.
745 (propagate_subacesses_accross_link): Set grp_hint of right child and
746 also possibly of the left child.
748 2009-09-02 Jakub Jelinek <jakub@redhat.com>
750 * tree-object-size.c (addr_object_size): Always use object_size_type
751 0 or 2 when determining the pointer pointed object size.
753 2009-09-02 Richard Guenther <rguenther@suse.de>
756 2009-08-31 Richard Guenther <rguenther@suse.de>
758 * builtins.c (fold_builtin_memory_op): Use the alias oracle
759 to query if the memory regions for memmove overlap.
760 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
761 asserts on pointers, instead deal with odd trees.
762 (ptr_derefs_may_alias_p): Likewise.
763 (refs_may_alias_p_1): Constructor bases also never alias.
765 2009-08-01 Christian Bruel <christian.bruel@st.com>
768 2009-07-31 Christian Bruel <christian.bruel@st.com>
769 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
771 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
773 * doc/invoke.texi (-fvar-tracking-assignments): New.
774 (-fvar-tracking-assignments-toggle): New.
775 (-fdump-final-insns=file): Mark filename as optional.
776 (--param min-nondebug-insn-uid): New.
777 (-gdwarf-@{version}): Mention version 4.
778 * opts.c (common_handle_option): Accept it.
779 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
780 * regrename.c (regrename_optimize): Drop last. Don't count debug
781 insns as uses. Don't reject change because of debug insn.
782 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
783 from the chain starter, and check for inexact matches in
785 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
786 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
787 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
788 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
789 * doc/gimple.texi (is_gimple_debug): New.
790 (gimple_debug_bind_p): New.
791 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
792 * doc/install.texi (bootstrap-debug): More details.
793 (bootstrap-debug-big, bootstrap-debug-lean): Document.
794 (bootstrap-debug-lib): More details.
795 (bootstrap-debug-ckovw): Update.
796 (bootstrap-time): New.
797 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
798 (insert_phi_nodes_for): Insert debug stmts.
799 (rewrite_stmt): Take iterator. Insert debug stmts.
800 (rewrite_enter_block): Adjust.
801 (maybe_replace_use_in_debug_stmt): New.
802 (rewrite_update_stmt): Use it.
803 (mark_use_interesting): Return early for debug stmts.
804 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
805 stmts before replacing stmt.
806 (move_computations_stmt): Likewise.
807 * ira-conflicts.c (add_copies): Skip debug insns.
808 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
809 (regstat_bb_compute_ri): Skip debug insns.
810 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
811 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
812 check_loop_closed_ssa_stmt): Skip debug stmts.
813 * tree-tailcall.c (find_tail_calls): Likewise.
814 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
815 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
816 (build_var_debug_value_stat): Declare.
817 (build_var_debug_value): Define.
818 (target_for_debug_bind): Declare.
819 * reload.c (find_equiv_reg): Skip debug insns.
820 * rtlanal.c (reg_used_between_p): Skip debug insns.
821 (side_effects_p): Likewise.
822 (canonicalize_condition): Likewise.
823 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
824 insns never depend on debug insns.
825 (create_ddg_dep_no_link): Likewise.
826 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
827 Don't add inter-loop dependencies for debug insns.
828 (build_intra_loop_deps): Likewise.
829 (create_ddg): Count debug insns.
830 * ddg.h (struct ddg::num_debug): New.
831 (num_backargs): Pair up with previous int field.
832 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
833 -fcompare-debug-second.
834 * final.c (get_attr_length_1): Skip debug insns.
835 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
836 * gcc.c (invoke_as): Call compare-debug-dump-opt.
837 (driver_self_specs): Map -fdump-final-insns to
838 -fdump-final-insns=..
839 (get_local_tick): New.
840 (compare_debug_dump_opt_spec_function): Test for . argument and
841 compute output name. Compute temp output spec without flag name.
842 Compute -frandom-seed.
843 (OPT): Undef after use.
844 * cfgloopanal.c (num_loop_insns): Skip debug insns.
845 (average_num_loop_insns): Likewise.
846 * params.h (MIN_NONDEBUG_INSN_UID): New.
847 * gimple.def (GIMPLE_DEBUG): New.
848 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
849 * auto-inc-dec.c (merge_in_block): Skip debug insns.
850 (merge_in_block): Fix whitespace.
851 * toplev.c (flag_var_tracking): Update comment.
852 (flag_var_tracking_assignments): New.
853 (flag_var_tracking_assignments_toggle): New.
854 (process_options): Don't open final insns dump file if we're not
855 going to write to it. Compute defaults for var_tracking.
856 * df-scan.c (df_insn_rescan_debug_internal): New.
857 (df_uses_record): Handle debug insns.
858 * haifa-sched.c (ready): Initialize n_debug.
859 (contributes_to_priority): Skip debug insns.
860 (dep_list_size): New.
862 (rank_for_schedule): Likewise. Schedule debug insns as soon as
863 they're ready. Disregard previous debug insns to make decisions.
864 (queue_insn): Never queue debug insns.
865 (ready_add, ready_remove_first, ready_remove): Count debug insns.
866 (schedule_insn): Don't reject debug insns because of issue rate.
867 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
868 (queue_to_ready): Skip and discount debug insns.
869 (choose_ready): Let debug insns through.
870 (schedule_block): Check boundary debug insns. Discount debug
871 insns, schedule them early. Adjust whitespace.
872 (set_priorities): Check for boundary debug insns.
873 (add_jump_dependencies): Use dep_list_size.
874 (prev_non_location_insn): New.
876 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
878 (remove_unused_ivs): Reset debug stmts.
879 * modulo-sched.c (const_iteration_count): Skip debug insns.
880 (res_MII): Discount debug insns.
881 (loop_single_full_bb_p): Skip debug insns.
882 (sms_schedule): Likewise.
883 (sms_schedule_by_order): Likewise.
884 (ps_has_conflicts): Likewise.
885 * caller-save.c (refmarker_fn): New.
886 (save_call_clobbered_regs): Replace regs with saved mem in
888 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
889 Call refmarker_fn mark for hardregnos.
890 (mark_reg_as_referenced): New.
891 (replace_reg_with_saved_mem): New.
892 * ipa-pure-const.c (check_stmt): Skip debug stmts.
893 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
895 (cse_extended_basic_block): Skip debug insns.
896 (count_reg_usage): Likewise.
897 (is_dead_reg): New, split out of...
898 (set_live_p): ... here.
899 (insn_live_p): Use it for debug insns.
900 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
901 (execute_optimize_stdarg): Likewise.
902 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
903 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
904 changes in debug stmts as changes.
905 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
906 (moveup_expr): Don't move across debug insns. Don't move
907 debug insn if it would create a bookkeeping block.
908 (moveup_expr_cached): Don't use cache for debug insns that
910 (compute_av_set_inside_bb): Skip debug insns.
911 (sel_rank_for_schedule): Schedule debug insns first. Remove
913 (block_valid_for_bookkeeping_p); Support lax searches.
914 (create_block_for_bookkeeping): Adjust block numbers when
915 encountering debug-only blocks.
916 (find_place_for_bookkeeping): Deal with debug-only blocks.
917 (generate_bookkeeping_insn): Accept no place to insert.
918 (remove_temp_moveop_nops): New argument full_tidying.
919 (prepare_place_to_insert): Deal with debug insns.
920 (advance_state_on_fence): Debug insns don't start cycles.
921 (update_boundaries): Take fence as argument. Deal with
923 (schedule_expr_on_boundary): No full_tidying on debug insns.
924 (fill_insns): Deal with debug insns.
925 (track_scheduled_insns_and_blocks): Don't count debug insns.
926 (need_nop_to_preserve_insn_bb): New, split out of...
927 (remove_insn_from_stream): ... this.
928 (fur_orig_expr_not_found): Skip debug insns.
929 * rtl.def (VALUE): Move up.
931 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
933 (nearest_common_dominator_of_uses): Take debug_stmts argument.
934 Set it if debug stmts are found.
935 (statement_sink_location): Skip debug stmts. Propagate
936 moving defs into debug stmts.
937 * ifcvt.c (first_active_insn): Skip debug insns.
938 (last_active_insns): Likewise.
939 (cond_exec_process_insns): Likewise.
940 (noce_process_if_block): Likewise.
941 (check_cond_move_block): Likewise.
942 (cond_move_convert_if_block): Likewise.
943 (block_jumps_and_fallthru_p): Likewise.
944 (dead_or_predicable): Likewise.
945 * dwarf2out.c (debug_str_hash_forced): New.
946 (find_AT_string): Add comment.
947 (gen_label_for_indirect_string): New.
948 (get_debug_string_label): New.
949 (AT_string_form): Use it.
950 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
951 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
952 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
953 several operations that cannot be represented with DWARF opcodes.
954 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
955 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
956 (dwarf2out_var_location): Take during-call mark into account.
957 (output_indirect_string): Update comment. Output if there are
958 label and references.
959 (prune_indirect_string): New.
960 (prune_unused_types): Call it if debug_str_hash_forced.
961 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
962 (dw_long_long_const): Remove.
963 (struct dw_val_struct): Change val_long_long type to rtx.
964 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
965 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
966 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
967 component instead of HOST_BITS_PER_LONG.
968 (output_loc_operands): Likewise. For const8* assert
969 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
970 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
971 rather than HOST_BITS_PER_LONG is >= 64.
972 (add_AT_long_long): Remove val_hi and val_lo arguments, add
974 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
975 HOST_BITS_PER_LONG for dw_val_class_long_long.
976 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
977 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
978 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
980 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
981 Handle DW_OP_implicit_value.
982 (extract_int): Move prototype earlier.
983 (mem_loc_descriptor): For SUBREG punt if inner
984 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
985 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
986 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
987 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
988 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
989 instead of Pmode size.
990 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
991 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
992 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
993 (concat_loc_descriptor, concatn_loc_descriptor,
994 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
995 (add_location_or_const_value_attribute): Likewise. For single
996 location loc_lists attempt to use add_const_value_attribute
997 for constant decls. Add DW_AT_const_value even if
998 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
1000 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
1001 (control_flow_insn_p): Likewise.
1002 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
1004 (separate_decls_in_region_debug_bind): New.
1005 (separate_decls_in_region): Process debug bind stmts afterwards.
1006 * recog.c (verify_changes): Handle debug insns.
1007 (extract_insn): Likewise.
1008 (peephole2_optimize): Skip debug insns.
1009 * dse.c (scan_insn): Skip debug insns.
1010 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
1012 (setup_id_for_insn): Handle debug insns.
1013 (maybe_tidy_empty_bb): Adjust whitespace.
1014 (tidy_control_flow): Skip debug insns.
1015 (sel_remove_insn): Adjust for debug insns.
1016 (sel_estimate_number_of_insns): Skip debug insns.
1017 (create_insn_rtx_from_pattern): Handle debug insns.
1018 (create_copy_of_insn_rtx): Likewise.
1019 * sel-sched-.h (sel_bb_end): Declare.
1020 (sel_bb_empty_or_nop_p): New.
1021 (get_all_loop_exits): Use it.
1022 (_eligible_successor_edge_p): Likewise.
1023 (return_nop_to_pool): Adjust.
1024 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
1025 * ira-lives.c (process_bb_node_lives): Skip debug insns.
1026 * gimple-pretty-print.c (dump_gimple_debug): New.
1027 (dump_gimple_stmt): Use it.
1028 (dump_bb_header): Skip gimple debug stmts.
1029 * regmove.c (optimize_reg_copy_1): Discount debug insns.
1030 (fixup_match_2): Likewise.
1031 (regmove_backward_pass): Likewise. Simplify combined
1032 replacement. Handle debug insns.
1033 * function.c (instantiate_virtual_regs): Handle debug insns.
1034 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
1035 * print-rtl.h: Include cselib.h.
1036 (print_rtx): Print VALUEs. Split out and recurse for
1038 * df.h (df_inns_rescan_debug_internal): Declare.
1039 * gcse.c (alloc_hash_table): Estimate n_insns.
1040 (cprop_insn): Don't regard debug insns as changes.
1041 (bypass_conditional_jumps): Skip debug insns.
1042 (one_pre_gcse_pass): Adjust.
1043 (one_code_hoisting_pass): Likewise.
1044 (compute_ld_motion_mems): Skip debug insns.
1045 (one_cprop_pass): Adjust.
1046 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
1047 (if_convertible_stmt_p): Handle debug stmts.
1048 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
1049 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
1050 * ira-build.c (create_bb_allocnos): Skip debug insns.
1051 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
1052 (has_single_use): Likewise.
1053 (single_imm_use): Likewise.
1054 (num_imm_uses): Likewise.
1055 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
1056 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
1057 (create_outofssa_var_map): Likewise.
1058 * lower-subreg.c (adjust_decomposed_uses): New.
1059 (resolve_debug): New.
1060 (decompose_multiword_subregs): Use it.
1061 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
1062 * emit-rtl.c: Include params.h.
1063 (cur_debug_insn_uid): Define.
1064 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
1065 (copy_rtx_if_shared_1): Handle debug insns.
1066 (reset_used_flags): Likewise.
1067 (set_used_flags): LIkewise.
1068 (get_max_insn_count): New.
1069 (next_nondebug_insn): New.
1070 (prev_nondebug_insn): New.
1071 (make_debug_insn_raw): New.
1072 (emit_insn_before_noloc): Handle debug insns.
1073 (emit_jump_insn_before_noloc): Likewise.
1074 (emit_call_insn_before_noloc): Likewise.
1075 (emit_debug_insn_before_noloc): New.
1076 (emit_insn_after_noloc): Handle debug insns.
1077 (emit_jump_insn_after_noloc): Likewise.
1078 (emit_call_insn_after_noloc): Likewise.
1079 (emit_debug_insn_after_noloc): Likewise.
1080 (emit_insn_after): Take loc from earlier non-debug insn.
1081 (emit_jump_insn_after): Likewise.
1082 (emit_call_insn_after): Likewise.
1083 (emit_debug_insn_after_setloc): New.
1084 (emit_debug_insn_after): New.
1085 (emit_insn_before): Take loc from later non-debug insn.
1086 (emit_jump_insn_before): Likewise.
1087 (emit_call_insn_before): Likewise.
1088 (emit_debug_insn_before_setloc): New.
1089 (emit_debug_insn_before): New.
1090 (emit_insn): Handle debug insns.
1091 (emit_debug_insn): New.
1092 (emit_jump_insn): Handle debug insns.
1093 (emit_call_insn): Likewise.
1095 (init_emit): Take min-nondebug-insn-uid into account.
1096 Initialize cur_debug_insn_uid.
1097 (emit_copy_of_insn_after): Handle debug insns.
1098 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
1099 location of single rhs in place.
1100 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
1101 (floor_sdiv_adjust): New.
1102 (cell_sdiv_adjust): New.
1103 (cell_udiv_adjust): New.
1104 (round_sdiv_adjust): New.
1105 (round_udiv_adjust): New.
1106 (wrap_constant): Moved from cselib.
1107 (unwrap_constant): New.
1108 (expand_debug_expr): New.
1109 (expand_debug_locations): New.
1110 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
1112 (gimple_expand_cfg): Expand debug locations.
1113 * cselib.c: Include tree-pass.h.
1114 (struct expand_value_data): New.
1115 (cselib_record_sets_hook): New.
1116 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
1117 (cselib_clear_table): Move, and implemnet in terms of...
1118 (cselib_reset_table_with_next_value): ... this.
1119 (cselib_get_next_unknown_value): New.
1120 (discard_useless_locs): Don't discard preserved values.
1121 (cselib_preserve_value): New.
1122 (cselib_preserved_value_p): New.
1123 (cselib_preserve_definitely): New.
1124 (cselib_clear_preserve): New.
1125 (cselib_preserve_only_values): New.
1126 (new_cselib_val): Take rtx argument. Dump it in details.
1127 (cselib_lookup_mem): Adjust.
1128 (expand_loc): Take regs_active in struct. Adjust. Silence
1129 dumps unless details are requested.
1130 (cselib_expand_value_rtx_cb): New.
1131 (cselib_expand_value_rtx): Rename and reimplment in terms of...
1132 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
1133 without details. Copy more subregs. Try to resolve values
1134 using a callback. Wrap constants.
1135 (cselib_subst_to_values): Adjust.
1136 (cselib_log_lookup): New.
1137 (cselib_lookup): Call it.
1138 (cselib_invalidate_regno): Don't count preserved values as
1140 (cselib_invalidate_mem): Likewise.
1141 (cselib_record_set): Likewise.
1142 (struct set): Renamed to cselib_set, moved to cselib.h.
1143 (cselib_record_sets): Adjust. Call hook.
1144 (cselib_process_insn): Reset table when it would be cleared.
1145 (dump_cselib_val): New.
1146 (dump_cselib_table): New.
1147 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
1148 (remove_forwarder_block): Support moving debug stmts.
1149 * cselib.h (cselib_record_sets_hook): Declare.
1150 (cselib_expand_callback): New type.
1151 (cselib_expand_value_rtx_cb): Declare.
1152 (cselib_reset_table_with_next_value): Declare.
1153 (cselib_get_next_unknown_value): Declare.
1154 (cselib_preserve_value): Declare.
1155 (cselib_preserved_value_p): Declare.
1156 (cselib_preserve_only_values): Declare.
1157 (dump_cselib_table): Declare.
1158 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
1159 (try_crossjump_to_edge): Likewise.
1160 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
1161 dominated blocks when debug stmts are present.
1162 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
1163 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
1164 (set_var_live_on_entry): Likewise.
1165 * loop-invariant.c (find_invariants_bb): Skip debug insns.
1166 * cfglayout.c (curr_location, last_location): Make static.
1167 (set_curr_insn_source_location): Don't avoid bouncing.
1168 (get_curr_insn_source_location): New.
1169 (get_curr_insn_block): New.
1170 (duplicate_insn_chain): Handle debug insns.
1171 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
1173 * common.opt (fcompare-debug): Move to sort order.
1174 (fdump-unnumbered-links): Likewise.
1175 (fvar-tracking-assignments): New.
1176 (fvar-tracking-assignments-toggle): New.
1177 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
1178 because of debug stmts.
1179 (mark_stmt_if_obviously_necessary): Mark debug stmts.
1180 (eliminate_unnecessary_stmts): Walk dominated blocks before
1182 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
1183 * ira.c (memref_used_between_p): Skip debug insns.
1184 (update_equiv_regs): Likewise.
1185 * sched-deps.c (sd_lists_size): Accept empty list.
1186 (sd_init_insn): Mark debug insns.
1187 (sd_finish_insn): Unmark them.
1188 (sd_add_dep): Reject non-debug deps on debug insns.
1189 (fixup_sched_groups): Give debug insns group treatment.
1191 (sched_analyze_reg): Don't mark debug insns for sched before call.
1192 (sched_analyze_2): Handle debug insns.
1193 (sched_analyze_insn): Compute next non-debug insn. Handle debug
1195 (deps_analyze_insn): Handle debug insns.
1196 (deps_start_bb): Skip debug insns.
1197 (init_deps): Initialize last_debug_insn.
1198 * tree-ssa.c (target_for_debug_bind): New.
1199 (find_released_ssa_name): New.
1200 (propagate_var_def_into_debug_stmts): New.
1201 (propagate_defs_into_debug_stmts): New.
1202 (verify_ssa): Skip debug bind stmts without values.
1203 (warn_uninialized_vars): Skip debug stmts.
1204 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
1205 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
1206 (rtx_equal_p): Likewise.
1207 * ira-costs.c (scan_one_insn): Skip debug insns.
1208 (process_bb_node_for_hard_reg_moves): Likewise.
1209 * rtl.h (DEBUG_INSN_P): New.
1210 (NONDEBUG_INSN_P): New.
1211 (MAY_HAVE_DEBUG_INSNS): New.
1212 (INSN_P): Accept debug insns.
1213 (RTX_FRAME_RELATED_P): Likewise.
1214 (INSN_DELETED_P): Likewise
1215 (PAT_VAR_LOCATION_DECL): New.
1216 (PAT_VAR_LOCATION_LOC): New.
1217 (PAT_VAR_OCATION_STATUS): New.
1218 (NOTE_VAR_LOCATION_DECL): Reimplement.
1219 (NOTE_VAR_LOCATION_LOC): Likewise.
1220 (NOTE_VAR_LOCATION_STATUS): Likewise.
1221 (INSN_VAR_LOCATION): New.
1222 (INSN_VAR_LOCATION_DECL): New.
1223 (INSN_VAR_LOCATION_LOC): New.
1224 (INSN_VAR_LOCATION_STATUS): New.
1225 (gen_rtx_UNKNOWN_VAR_LOC): New.
1226 (VAR_LOC_UNKNOWN_P): New.
1227 (NOTE_DURING_CALL_P): New.
1228 (SCHED_GROUP_P): Accept debug insns.
1229 (emit_debug_insn_before): Declare.
1230 (emit_debug_insn_before_noloc): Declare.
1231 (emit_debug_insn_beore_setloc): Declare.
1232 (emit_debug_insn_after): Declare.
1233 (emit_debug_insn_after_noloc): Declare.
1234 (emit_debug_insn_after_setloc): Declare.
1235 (emit_debug_insn): Declare.
1236 (make_debug_insn_raw): Declare.
1237 (prev_nondebug_insn): Declare.
1238 (next_nondebug_insn): Declare.
1239 (delegitimize_mem_from_attrs): Declare.
1240 (get_max_insn_count): Declare.
1241 (wrap_constant): Declare.
1242 (unwrap_constant): Declare.
1243 (get_curr_insn_source_location): Declare.
1244 (get_curr_insn_block): Declare.
1245 * tree-inline.c (insert_debug_decl_map): New.
1246 (processing_debug_stmt): New.
1247 (remap_decl): Don't create new mappings in debug stmts.
1248 (remap_gimple_op_r): Don't add references in debug stmts.
1249 (copy_tree_body_r): Likewise.
1250 (remap_gimple_stmt): Handle debug bind stmts.
1251 (copy_bb): Skip debug stmts.
1252 (copy_edges_for_bb): Likewise.
1253 (copy_debug_stmt): New.
1254 (copy_debug_stmts): New.
1255 (copy_body): Copy debug stmts at the end.
1256 (insert_init_debug_bind): New.
1257 (insert_init_stmt): Take id. Skip and emit debug stmts.
1258 (setup_one_parameter): Remap variable earlier, register debug
1260 (estimate_num_insns): Skip debug stmts.
1261 (expand_call_inline): Preserve debug_map.
1262 (optimize_inline_calls): Check for no debug_stmts left-overs.
1263 (unsave_expr_now): Preserve debug_map.
1264 (copy_gimple_seq_and_replace_locals): Likewise.
1265 (tree_function_versioning): Check for no debug_stmts left-overs.
1266 Init and destroy debug_map as needed. Split edges unconditionally.
1267 (build_duplicate_type): Init and destroy debug_map as needed.
1268 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1269 (struct copy_body_data): Add debug_stmts and debug_map.
1270 * sched-int.h (struct ready_list): Add n_debug.
1271 (struct deps): Add last_debug_insn.
1272 (DEBUG_INSN_SCHED_P): New.
1273 (BOUNDARY_DEBUG_INSN_P): New.
1274 (SCHEDULE_DEBUG_INSN_P): New.
1275 (sd_iterator_cond): Accept empty list.
1276 * combine.c (create_log_links): Skip debug insns.
1277 (combine_instructions): Likewise.
1278 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1279 return value is always unshared.
1280 (struct rtx_subst_pair): New.
1281 (auto_adjust_pair): New.
1282 (propagate_for_debug_subst): New.
1283 (propagate_for_debug): New.
1284 (try_combine): Skip debug insns. Propagate removed defs into
1286 (next_nonnote_nondebug_insn): New.
1287 (distribute_notes): Use it. Skip debug insns.
1288 (distribute_links): Skip debug insns.
1289 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1290 * resource.c (mark_target_live_regs): Likewise.
1291 * var-tracking.c: Include cselib.h and target.h.
1292 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1294 (micro_operation_type_name): New.
1295 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1296 (struct micro_operation_def): Update comments.
1297 (decl_or_value): New type. Use instead of decls.
1298 (struct emit_note_data_def): Add vars.
1299 (struct attrs_def): Use decl_or_value.
1300 (struct variable_tracking_info_def): Add permp, flooded.
1301 (struct location_chain_def): Update comment.
1302 (struct variable_part_def): Use decl_or_value.
1303 (struct variable_def): Make var_part a variable length array.
1305 (scratch_regs): New.
1306 (cselib_hook_called): New.
1307 (dv_is_decl_p): New.
1308 (dv_is_value_p): New.
1311 (dv_as_opaque): New.
1312 (dv_onepart_p): New.
1314 (IS_DECL_CODE): New.
1315 (check_value_is_not_decl): New.
1316 (dv_from_decl): New.
1317 (dv_from_value): New.
1318 (dv_htab_hash): New.
1319 (variable_htab_hash): Use it.
1320 (variable_htab_eq): Support values.
1321 (variable_htab_free): Free from the right pool.
1322 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1323 (attrs_list_union): Adjust.
1324 (attrs_list_mpdv_union): New.
1325 (tie_break_pointers): New.
1326 (canon_value_cmp): New.
1327 (unshare_variable): Return possibly-modified slot.
1328 (vars_copy_1): Adjust.
1329 (var_reg_decl_set): Adjust. Split out of...
1330 (var_reg_set): ... this.
1331 (get_init_value): Adjust.
1332 (var_reg_delete_and_set): Adjust.
1333 (var_reg_delete): Adjust.
1334 (var_regno_delete): Adjust.
1335 (var_mem_decl_set): Split out of...
1336 (var_mem_set): ... this.
1337 (var_mem_delete_and_set): Adjust.
1338 (var_mem_delete): Adjust.
1342 (variable_union): Adjust. Speed up merge of 1-part vars.
1343 (variable_canonicalize): Use unshared slot.
1344 (VALUED_RECURSED_INTO): New.
1345 (find_loc_in_1pdv): New.
1346 (struct dfset_merge): New.
1347 (insert_into_intersection): New.
1348 (intersect_loc_chains): New.
1350 (canonicalize_loc_order_check): New.
1351 (canonicalize_values_mark): New.
1352 (canonicalize_values_star): New.
1353 (variable_merge_over_cur): New.
1354 (variable_merge_over_src): New.
1355 (dataflow_set_merge): New.
1356 (dataflow_set_equiv_regs): New.
1357 (remove_duplicate_values): New.
1358 (struct dfset_post_merge): New.
1359 (variable_post_merge_new_vals): New.
1360 (variable_post_merge_perm_vals): New.
1361 (dataflow_post_merge_adjust): New.
1362 (find_mem_expr_in_1pdv): New.
1363 (dataflow_set_preserve_mem_locs): New.
1364 (dataflow_set_remove_mem_locs): New.
1365 (dataflow_set_clear_at_call): New.
1366 (onepart_variable_different_p): New.
1367 (variable_different_p): Use it.
1368 (dataflow_set_different_1): Adjust. Make detailed dump
1370 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1372 (track_loc_p): Pass it true.
1373 (struct count_use_info): New.
1374 (find_use_val): New.
1375 (replace_expr_with_values): New.
1377 (use_type): New, partially split out of...
1378 (count_uses): ... this. Count new micro-ops.
1379 (count_uses_1): Adjust.
1380 (count_stores): Adjust.
1381 (count_with_sets): New.
1382 (VAL_NEEDS_RESOLUTION): New.
1383 (VAL_HOLDS_TRACK_EXPR): New.
1384 (VAL_EXPR_IS_COPIED): New.
1385 (VAL_EXPR_IS_CLOBBERED): New.
1386 (add_uses): Adjust. Generate new micro-ops.
1387 (add_uses_1): Adjust.
1388 (add_stores): Generate new micro-ops.
1389 (add_with_sets): New.
1390 (find_src_status): Adjust.
1391 (find_src_set_src): Adjust.
1392 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1393 Handle new micro-ops. Canonicalize value equivalances.
1394 (vt_find_locations): Compute total size of hash tables for
1395 dumping. Perform merge for var-tracking-assignments. Don't
1396 disregard single-block loops.
1397 (dump_attrs_list): Handle decl_or_value.
1398 (dump_variable): Take variable. Deal with decl_or_value.
1399 (dump_variable_slot): New.
1400 (dump_vars): Use it.
1401 (dump_dataflow_sets): Adjust.
1402 (set_slot_part): New, extended to support one-part variables
1403 after splitting out of...
1404 (set_variable_part): ... this.
1405 (clobber_slot_part): New, split out of...
1406 (clobber_variable_part): ... this.
1407 (delete_slot_part): New, split out of...
1408 (delete_variable_part): .... this.
1409 (check_wrap_constant): New.
1410 (vt_expand_loc_callback): New.
1411 (vt_expand_loc): New.
1412 (emit_note_insn_var_location): Adjust. Handle values. Handle
1413 EMIT_NOTE_AFTER_CALL_INSN.
1414 (emit_notes_for_differences_1): Adjust. Handle values.
1415 (emit_notes_for_differences_2): Likewise.
1416 (emit_notes_for_differences): Adjust.
1417 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
1418 notes. Adjust. Handle new micro-ops.
1419 (vt_add_function_parameters): Adjust. Create and bind values.
1420 (vt_initialize): Adjust. Initialize scratch_regs and
1421 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1422 operations. Move some code to count_with_sets and add_with_sets.
1423 (delete_debug_insns): New.
1424 (vt_debug_insns_local): New.
1425 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1427 (var_tracking_main): If var-tracking-assignments is enabled
1428 but var-tracking isn't, delete debug insns and leave. Likewise
1429 if we exceed limits or fail the stack adjustments tests, and
1430 after all var-tracking processing.
1431 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1432 (dataflow_set): Add traversed_vars.
1433 (value_chain, const_value_chain): New typedefs.
1434 (value_chain_pool, value_chains): New variables.
1435 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1436 add_value_chains, add_cselib_value_chains, remove_value_chain,
1437 remove_value_chains, remove_cselib_value_chains): New functions.
1438 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1439 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1441 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1442 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1443 (dst_can_be_shared): New variable.
1444 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1445 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1446 different from set->vars, look up slot again instead of using the
1448 (dataflow_set_init): Initialize traversed_vars.
1449 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1450 lookup if set->vars is shared. Don't keep slot cleared before
1451 calling unshare_variable. Unshare set->vars if needed. Adjust
1452 unshare_variable callers. Clear dst_can_be_shared if needed.
1453 Even ->refcount == 1 vars must be unshared if set->vars is shared
1454 and var needs to be modified.
1455 (dataflow_set_union): Set traversed_vars during canonicalization.
1456 (VALUE_CHANGED, DECL_CHANGED): Define.
1457 (set_dv_changed, dv_changed_p): New static inlines.
1458 (track_expr_p): Clear DECL_CHANGED.
1459 (dump_dataflow_sets): Set it.
1460 (variable_was_changed): Call set_dv_changed.
1461 (emit_note_insn_var_location): Likewise.
1462 (changed_variables_stack): New variable.
1463 (check_changed_vars_1, check_changed_vars_2): New functions.
1464 (emit_notes_for_changes): Do nothing if changed_variables is
1465 empty. Traverse changed_variables with check_changed_vars_1,
1466 call check_changed_vars_2 on each changed_variables_stack entry.
1467 (emit_notes_in_bb): Add SET argument. Just clear it at the
1468 beginning, use it instead of local &set, don't destroy it at the
1470 (vt_emit_notes): Call dataflow_set_clear early on all
1471 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1472 computed set, dataflow_set_clear also VTI(bb)->in when we are
1473 done with the basic block. Initialize changed_variables_stack,
1474 free it afterwards. If ENABLE_CHECKING verify that after noting
1475 differences to an empty set value_chains hash table is empty.
1476 (vt_initialize): Initialize value_chains and value_chain_pool.
1477 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1478 (variable_tracking_main): Call dump_dataflow_sets before calling
1479 vt_emit_notes, not after it.
1480 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1481 (propagate_var_def_into_debug_stmts): Declare.
1482 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1483 (df_set_note): Reject debug insns.
1484 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1485 add notes to debug insns.
1486 (df_note_bb_compute): Adjust. Likewise.
1487 (df_simulate_uses): Skip debug insns.
1488 (df_simulate_initialize_backwards): Likewise.
1489 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1490 (subst_stack_regs_pat): Reject debug insns.
1491 (convert_regs_1): Handle debug insns.
1492 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1493 (print-rtl.o): Depend on cselib.h.
1494 (cselib.o): Depend on TREE_PASS_H.
1495 (var-tracking.o): Depend on cselib.h and TARGET_H.
1496 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
1498 (init_ready_list): Skip boundary debug insns.
1499 (add_branch_dependences): Skip debug insns.
1500 (free_block_dependencies): Check for blocks with only debug
1502 (compute_priorities): Likewise.
1503 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1504 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1506 (gimple_build_debug_bind_stat): New.
1507 (empty_body_p): Skip debug stmts.
1508 (gimple_has_side_effects): Likewise.
1509 (gimple_rhs_has_side_effects): Likewise.
1510 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1511 (gimple_build_debug_bind_stat): Declare.
1512 (gimple_build_debug_bind): Define.
1513 (is_gimple_debug): New.
1514 (gimple_debug_bind_p): New.
1515 (gimple_debug_bind_get_var): New.
1516 (gimple_debug_bind_get_value): New.
1517 (gimple_debug_bind_get_value_ptr): New.
1518 (gimple_debug_bind_set_var): New.
1519 (gimple_debug_bind_set_value): New.
1520 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1521 (gimple_debug_bind_reset_value): New.
1522 (gimple_debug_bind_has_value_p): New.
1523 (gsi_next_nondebug): New.
1524 (gsi_prev_nondebug): New.
1525 (gsi_start_nondebug_bb): New.
1526 (gsi_last_nondebug_bb): New.
1527 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1528 (print_insn): Handle DEBUG_INSN.
1529 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1530 of first insn prevail.
1531 (first_stmt): Skip debug stmts.
1532 (first_non_label_stmt): Likewise.
1533 (last_stmt): Likewise.
1534 (has_zero_uses_1): New.
1535 (single_imm_use_1): New.
1536 (verify_gimple_debug): New.
1537 (verify_types_in_gimple_stmt): Handle debug stmts.
1538 (verify_stmt): Likewise.
1539 (debug_loop_num): Skip debug stmts.
1540 (remove_edge_and_dominated_blocks): Remove dominators last.
1541 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
1543 (linearize_expr): Likewise.
1544 * config/i386/i386.c (ix86_delegitimize_address): Call
1545 default implementation.
1546 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
1548 (group_barrier_needed): Skip debug insns.
1549 (emit_insn_group_barriers): Likewise.
1550 (emit_all_insn_group_barriers): Likewise.
1551 (ia64_variable_issue): Handle debug insns.
1552 (ia64_dfa_new_cycle): Likewise.
1553 (final_emit_insn_group_barriers): Skip debug insns.
1554 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1555 def cfa without frame.
1556 (process_set): Likewise.
1557 (process_for_unwind_directive): Pass frame on.
1558 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1559 (rs6000_delegitimize_address): New.
1560 (rs6000_debug_adjust_cost): Handle debug insns.
1561 (is_microcoded_insn): Likewise.
1562 (is_cracked_insn): Likewise.
1563 (is_nonpipeline_insn): Likewise.
1564 (insn_must_be_first_in_group): Likewise.
1565 (insn_must_be_last_in_group): Likewise.
1566 (force_new_group): Likewise.
1567 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1568 contains only debug insns.
1569 (rtl_merge_blocks): Skip debug insns.
1570 (purge_dead_edges): Likewise.
1571 (rtl_block_ends_with_call_p): Skip debug insns.
1572 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1573 (mark_reg_dependencies): Skip debug insns.
1574 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1575 * tree-ssanames.c (release_ssa_name): Propagate def into
1577 * tree-ssa-threadedge.c
1578 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1579 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1580 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1581 (copyprop_hardreg_forward_1): Handle debug insns.
1582 * reload1.c (reload): Skip debug insns. Replace unassigned
1583 pseudos in debug insns with their equivalences.
1584 (eliminate_regs_in_insn): Skip debug insns.
1585 (emit_input_reload_insns): Skip debug insns at first, adjust
1587 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1588 (get_indirect_ref_operands): Pass opf_no_vops on.
1589 (get_expr_operands): Likewise. Skip debug stmts.
1590 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1592 2009-09-01 Richard Henderson <rth@redhat.com>
1594 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1595 stmt_ends_pp_p statements at least once.
1596 * tree-vrp.c (vrp_initialize): Likewise.
1597 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1599 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1602 Fix AIX bootstrap after PR debug/30161
1603 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1604 that is a GNU extension.
1605 (tmpl_value_parm_die_table): Move the definition of this global
1606 outside #ifdef DWARF2_DEBUGGING_INFO region.
1608 2009-09-01 Richard Guenther <rguenther@suse.de>
1610 * tree.c (tree_expr_size): New function.
1611 * tree.h (tree_expr_size): Declare.
1612 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1613 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1614 * langhooks.c (lhd_expr_size): Remove.
1615 * langhooks.h (struct lang_hooks): Remove expr_size.
1616 * explow.c (expr_size): Use tree_expr_size.
1617 (int_expr_size): Likewise.
1618 * langhooks-def.h (lhd_expr_size): Remove.
1619 (LANG_HOOKS_EXPR_SIZE): Likewise.
1620 (LANG_HOOKS_INITIALIZER): Adjust.
1622 2009-09-01 Richard Guenther <rguenther@suse.de>
1624 * tree-flow.h (mark_addressable): Move declaration ...
1625 * tree.h (mark_addressable): ... here.
1626 * stmt.c (expand_asm_operands): Use mark_addressable, not
1627 lang_hooks.mark_addressable.
1628 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1629 LANG_HOOKS_MARK_ADDRESSABLE.
1630 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1631 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1633 2009-08-31 Chris Demetriou <cgd@google.com>
1635 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1636 vectorize if not TARGET_SSE2.
1638 2009-08-31 DJ Delorie <dj@redhat.com>
1640 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1641 registers if no coprocessor is enabled.
1643 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1646 * cgraph.h (cgraph_get_node): Declare ...
1647 * cgraph.c (cgraph_get_node): ... new function.
1648 * dwarf2out.c (gen_generic_params_dies,
1649 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1650 make_ith_pack_parameter_name,
1651 append_entry_to_tmpl_value_parm_die_table,
1652 gen_remaining_tmpl_value_param_die_attribute): New functions.
1653 (gen_subprogram_die): Generate debug info for template parameters
1654 if debug info level is higher than DINFO_LEVEL_TERSE.
1655 Use tree_add_const_value_attribute_for_decl instead of
1656 tree_add_const_value_attribute.
1657 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1658 instead of tree_add_const_value_attribute.
1659 (gen_struct_or_union_type_die): Generate debug
1660 info for template parameters if debug info level is higher than
1662 (tree_add_const_value_attribute): Handle integral and pointer
1663 constants. Update comment.
1664 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1665 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1666 (reference_to_unused): Fix thinko. Remove redundant predicates from
1668 (tree_add_const_value_attribute): Make this work for constant
1670 tree_add_const_value_attribute_for_decl is to be used for variable
1672 (add_location_or_const_value_attribute): Use
1673 tree_add_const_value_attribute_for_decl now.
1674 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1675 DW_TAG_template_value_param DIEs after function DIEs have been
1677 * langhooks.h (lang_hooks_for_types): Add
1678 get_argument_pack_elems.
1679 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1680 (lang_hooks): Added get_innermost_generic_parms,
1681 get_innermost_generic_args.
1682 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1683 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1684 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1685 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1687 2009-08-31 DJ Delorie <dj@redhat.com>
1689 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1690 it once we start generating the prologue or epilogue.
1691 (mep_call_saves_register): If the frame is locked, re-use
1693 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1694 (mep_expand_prologue): Call it.
1695 (mep_expand_epilogue): Likewise.
1696 (mep_start_function): Use the same logic as mep_expand_prologue.
1697 (mep_pass_by_reference): Make logic more readable.
1698 (mep_return_in_memory): Zero-sized objects are passed in memory.
1699 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1701 2009-08-31 Richard Guenther <rguenther@suse.de>
1703 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1704 to query if the memory regions for memmove overlap.
1705 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1706 asserts on pointers, instead deal with odd trees.
1707 (ptr_derefs_may_alias_p): Likewise.
1708 (refs_may_alias_p_1): Constructor bases also never alias.
1710 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1712 * doc/install.texi (Final install): Adjust reference on where to
1713 order printed manuals.
1715 2009-08-30 Olivier Hainque <hainque@adacore.com>
1717 * dwarf2out.c (switch_to_frame_table_section): Move
1718 definition prior to first use.
1720 2009-08-30 Richard Guenther <rguenther@suse.de>
1722 PR tree-optimization/41186
1723 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1724 (ao_ref_init_from_ptr_and_size): New function.
1725 (ref_maybe_used_by_call_p_1): Be more precise tracking
1726 used ranges for builtin functions.
1727 (ref_maybe_used_by_call_p): Adjust.
1728 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1729 ranges for builtin functions.
1730 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1732 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1735 * fwprop.c (get_reg_use_in): Delete.
1736 (free_load_extend): New function.
1737 (forward_propagate_subreg): Use it.
1739 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1741 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1743 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1746 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1749 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1751 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1752 fini or fini_array section.
1754 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1756 * graphite-dependences.c (graphite_legal_transform_bb): Call
1757 pbb_remove_duplicate_pdrs.
1758 * graphite-poly.c (can_collapse_pdr): Removed.
1759 (pdr_find_duplicate): Removed.
1760 (can_collapse_pdrs): New.
1761 (pbb_remove_duplicate_pdrs): New.
1762 (new_poly_dr): Do not look for duplicates.
1763 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1764 (PBB_PDR_DUPLICATES_REMOVED): New.
1765 (pbb_remove_duplicate_pdrs): Declared.
1767 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1769 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1770 the strides by multiplying by PDR_NB_REFS.
1771 * graphite-poly.c (can_collapse_pdr): New.
1772 (pdr_find_duplicate): New.
1773 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1774 Initialize PDR_NB_REFS.
1775 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1777 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1779 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1782 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1785 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1787 * graphite-dependences.c (pddr_original_scattering): Return NULL
1788 for read-read dependence relations.
1789 * graphite-poly.h (enum poly_dr_type): Fix comment.
1792 (pdr_may_write_p): New.
1794 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1796 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1797 (struct poly_dr): Same.
1798 (new_poly_dr): Same.
1799 * graphite-poly.c (new_poly_dr): Same.
1800 * graphite-dependences.c (dot_deps): Disable call to system.
1802 2009-08-28 Cary Coutant <ccoutant@google.com>
1805 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1806 struct/union/enum types local to a function.
1808 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1809 Sebastian Pop <sebastian.pop@amd.com>
1811 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1812 pbb_strip_mine_time_depth. Changed the implementation so that
1813 transformation is expressed as a transformation on
1814 time (scatttering) dimensions. Also, ensures that the 2d+1
1815 scheduling format is preserved.
1816 (pbb_strip_mine_profitable_p): Profitability is based on the
1817 iteration number of a given time (scattering) dimension,
1818 and not on a original loop depth dimension.
1819 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1820 (pbb_do_strip_mine): Call psct_dynamic_dim.
1821 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1822 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1823 (pbb_nb_dynamic_scattering_transform): New.
1824 (psct_dynamic_dim): New.
1826 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1828 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1829 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1830 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1831 * graphite-interchange.c (build_linearized_memory_access): Same.
1832 (memory_stride_in_loop): Same.
1834 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1836 * graphite-dependences.c (pddr_original_scattering): New.
1837 (graphite_legal_transform_dr): Call pddr_original_scattering.
1840 * graphite-dependences.h (dot_deps): Declared.
1841 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1842 (print_pdr): Print PDR_ID.
1843 * graphite-poly.h (struct poly_dr): Add field id.
1846 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1848 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1850 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1851 not delete the original dependence relation.
1853 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1855 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1856 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1857 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1858 (free_poly_ddr): New.
1859 (pddr_is_empty): New.
1860 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1861 (dependence_polyhedron): Same. Remove useless gcc_assert.
1863 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1864 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1865 * graphite-dependences.h (enum poly_dependence_kind): New.
1866 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1867 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1868 (PDRP_SINK): Renamed PDDR_SINK.
1869 (PDRP_DDP): Renamed PDDR_DDP.
1871 (free_poly_ddr): Declared.
1872 * graphite-poly.c (new_scop): Use the new hash function names.
1873 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1874 into original_pddrs.
1875 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1877 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1879 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1880 bounds with LT_EXPR to make niter analysis more precise on code
1881 generated by Graphite.
1883 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1885 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1886 (graphite_legal_transform_bb): Same.
1887 (poly_drs_may_alias_p): Same.
1889 2009-08-28 Richard Guenther <rguenther@suse.de>
1891 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1893 2009-08-28 Jan Beulich <jbeulich@novell.com>
1895 * config/i386/netware.c: Include langhooks.h.
1896 (i386_nlm_encode_section_info): Simplify.
1897 (netware_override_options): Delete.
1898 * config/i386/netware.h (netware_override_options): Delete
1900 (OVERRIDE_OPTIONS): Delete definition.
1901 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1902 (ASM_COMMENT_START): Define.
1903 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1905 2009-08-28 Jan Beulich <jbeulich@novell.com>
1907 * configure.ac: For in-tree ld, do a plain version check to
1908 determine whether comdat groups are supported.
1909 * configure: Regenerate.
1911 2009-08-28 Olivier Hainque <hainque@adacore.com>
1913 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1914 always defined. Reflect definition or absence of such for
1915 COLLECT_EXPORT_LIST. Readability helper.
1916 (scanfilter): New enum, to help control what symbols
1917 are to be considered or ignored by scan_prog_file.
1918 (enum pass): Rename as "scanpass", moved together with scanfilter
1919 prior to scan_prog_file's prototype.
1920 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1921 Group prototype with the scanpass/scanfilter definitions, factorize
1922 head comments for the several implementations at the prototype.
1923 (main): Reorganize the first pass link control to let AIX
1924 drag only the needed frame tables in executables. Prevent
1925 frame tables collection during the scan aimed at static ctors.
1926 Pre-link and scan for frame tables later to compensate.
1927 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1928 A C statement to issue assembly directives that create a reference
1929 to the given DWARF table identifier label from the current function
1931 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
1932 to differentiate first time section entry. Only emit a .data
1933 tables start identifier label the first time around.
1934 (switch_to_frame_table_section): New function. Helper for
1935 output_call_frame_info to switch possibly BACK into the eh_frame
1936 or the debug_frame section depending on FOR_EH.
1937 (output_call_frame_info): Use helper to first enter the proper
1939 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
1940 emit a link to the frame table start label from each function
1942 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1943 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
1944 * config/rs6000/rs6000-protos.h: Declare it.
1945 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
1947 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1949 * config/sh/sh.c (split_branches): Check the result of
1952 2009-08-27 Steve Ellcey <sje@cup.hp.com>
1954 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
1955 using -pthread -fopenmp
1957 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1959 * doc/service.texi (service directory): Update URL.
1961 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
1963 PR rtl-optimization/40861
1964 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
1965 extract word from a multi-word subreg for negative byte positions.
1967 2009-08-27 Tristan Gingold <gingold@adacore.com>
1968 Douglas B Rupp <rupp@gnat.com>
1970 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
1971 (SECTION_VMS_OVERLAY): Define.
1972 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
1974 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
1976 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
1977 common_object declarations.
1978 (ia64_section_type_flags): Set section flag for common_object.
1979 * config/ia64/ia64-protos.h
1980 (ia64_vms_output_aligned_decl_common): Declare.
1981 (ia64_vms_elf_asm_named_section): Declare.
1983 2009-08-27 Michael Matz <matz@suse.de>
1985 * expr.c (expand_expr_real_2): New function taking exploded
1986 unary or binary expression, split out from ...
1987 (expand_expr_real_1): ... here. Move over all unary/binary
1988 switch parts to above function, in particular these codes:
1989 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
1990 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
1991 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
1992 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
1993 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
1994 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
1995 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
1996 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
1997 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
1998 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
1999 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
2000 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2001 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
2002 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
2003 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
2004 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
2005 VEC_PACK_FIX_TRUNC_EXPR.
2006 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
2009 2009-08-27 Richard Guenther <rguenther@suse.de>
2011 * gengtype.c (main): Handle uint64_t.
2012 * ipa-utils.c (get_base_var): Indent properly.
2013 * tree-ssa-live.c (debug_scope_block): New function.
2014 * tree-flow.h (debug_scope_block): Declare.
2015 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
2016 * basic-block.h (enum profile_status): Rename to
2017 enum profile_status_d.
2018 (x_profile_status): Adjust type.
2020 2009-08-27 Dodji Seketeli <dodji@redhat.com>
2023 * dwarf2out.c (get_context_die): Declare this static function.
2024 (gen_type_die_with_usage): Make sure a DIE is a generated for
2025 the context of a typedef.
2027 2009-08-26 Anatoly Sokolov <aesok@post.ru>
2029 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
2032 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
2034 * config/mips/mips-protos.h (mips_output_sync): Declare.
2035 (mips_sync_loop_insns): Likewise.
2036 (mips_output_sync_loop): Replace first two parameters with an rtx.
2037 * config/mips/mips.c (mips_multi_member): New structure.
2038 (mips_multi_members): New variable.
2039 (mips_multi_start): New function.
2040 (mips_multi_add): Likewise.
2041 (mips_multi_add_insn): Likewise.
2042 (mips_multi_add_label): Likewise.
2043 (mips_multi_last_index): Likewise.
2044 (mips_multi_copy_insn): Likewise.
2045 (mips_multi_set_operand): Likewise.
2046 (mips_multi_write): Likewise.
2047 (mips_print_operand_punctuation): Remove '%|' and '%-'.
2048 (mips_init_print_operand_punct): Update accordingly.
2049 (mips_start_ll_sc_sync_block): New function.
2050 (mips_end_ll_sc_sync_block): Likewise.
2051 (mips_output_sync): Likewise.
2052 (mips_sync_insn1_template): Likewise.
2053 (mips_sync_insn2_template): Likewise.
2054 (mips_get_sync_operand): Likewise.
2055 (mips_process_sync_loop): Likewise.
2056 (mips_output_sync_loop): Use mips_process_sync_loop.
2057 (mips_sync_loop_insns): New function.
2058 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
2059 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2060 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
2061 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
2062 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
2063 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
2064 (MIPS_SYNC_OLD_OP_12): Likewise.
2065 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
2066 (MIPS_SYNC_NEW_OP_12): Likewise.
2067 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
2068 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
2069 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
2070 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
2071 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
2072 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
2073 * config/mips/mips.md (sync_mem): New attribute.
2074 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
2075 (sync_exclusive_mask, sync_required_oldval): Likewise.
2076 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
2077 (sync_release_barrier): Likewise.
2078 (length): Handle sync loops.
2079 (sync): Use mips_output_sync.
2080 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
2081 (sync_compare_and_swap<mode>): Set the new sync_* attributes
2082 and use mips_output_sync_loop.
2083 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
2084 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
2085 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
2086 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
2087 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
2088 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
2089 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
2090 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
2091 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
2093 2009-08-26 Richard Guenther <rguenther@suse.de>
2096 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
2097 the types to not match.
2098 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
2100 * tree-ssa.c (useless_type_conversion_p): Conversions to
2101 pointers to unprototyped functions are useless.
2103 2009-08-26 Richard Guenther <rguenther@suse.de>
2105 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
2106 whole-program condition, prepare to be called for non-globals.
2107 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
2108 params build a representative with known type and track its fields.
2110 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
2112 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
2113 clearing by a taken branch.
2114 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
2115 effectively after bbro pass.
2116 (sync_nand<mode>): Ditto.
2117 (sync_old_<fetchop_name><mode>): Ditto.
2118 (sync_old_nand<mode>): Ditto.
2119 (sync_new_<fetchop_name><mode>): Dito.
2120 (sync_new_nand<mode>): Ditto.
2121 (sync_compare_and_swap<mode>_1): Ditto.
2122 (*sync_compare_and_swap<mode>): Ditto.
2123 (sync_lock_test_and_set<mode>_1): Ditto.
2124 ("sync_lock_test_and_set<mode>): Ditto.
2126 2009-08-25 Douglas B Rupp <rupp@gnat.com>
2128 * hwint.h (HOST_LONG_FORMAT): New macro
2129 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
2130 Use HOST_PTR_PRINTF.
2131 * system.h (HOST_PTR_PRINTF): Resurrect old macro
2132 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
2133 (HOST_PTR_PRINTF): Document.
2135 2009-08-25 Jan Hubicka <jh@suse.cz>
2137 * config/i386/bmmintrin.h: Replace by #error.
2140 Michael Meissner <michael.meissner@amd.com>
2141 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2142 Tony Linthicum <tony.linthicum@amd.com>
2144 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2145 (TARGET_ROUND): New macro for the round/ptest instructions which
2146 are shared between SSE4.1 and SSE5.
2147 (OPTION_MASK_ISA_ROUND): Ditto.
2148 (OPTION_ISA_ROUND): Ditto.
2149 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2150 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2152 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2153 (-mfused-madd): New switch to give users control over whether the
2154 compiler optimizes to use the multiply/add SSE5 instructions.
2156 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
2157 (ix86_handle_option): Turn off 3dnow if -msse5.
2158 (override_options): Add SSE5 support.
2159 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2161 (ix86_expand_sse_movcc): Add SSE5 support.
2162 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2163 vector type to the next largest size.
2164 (ix86_expand_sse5_pack): New function to use pperm to pack a
2165 vector type to the next smallest size.
2166 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2167 (IX86_BUILTIN_FMADDSD): Ditto.
2168 (IX86_BUILTIN_FMADDPS): Ditto.
2169 (IX86_BUILTIN_FMADDPD): Ditto.
2170 (IX86_BUILTIN_FMSUBSS): Ditto.
2171 (IX86_BUILTIN_FMSUBSD): Ditto.
2172 (IX86_BUILTIN_FMSUBPS): Ditto.
2173 (IX86_BUILTIN_FMSUBPD): Ditto.
2174 (IX86_BUILTIN_FNMADDSS): Ditto.
2175 (IX86_BUILTIN_FNMADDSD): Ditto.
2176 (IX86_BUILTIN_FNMADDPS): Ditto.
2177 (IX86_BUILTIN_FNMADDPD): Ditto.
2178 (IX86_BUILTIN_FNMSUBSS): Ditto.
2179 (IX86_BUILTIN_FNMSUBSD): Ditto.
2180 (IX86_BUILTIN_FNMSUBPS): Ditto.
2181 (IX86_BUILTIN_FNMSUBPD): Ditto.
2182 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2183 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2184 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2185 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2186 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2187 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2188 (IX86_BUILTIN_PPERM): Ditto.
2189 (IX86_BUILTIN_PERMPS): Ditto.
2190 (IX86_BUILTIN_PERMPD): Ditto.
2191 (IX86_BUILTIN_PMACSSWW): Ditto.
2192 (IX86_BUILTIN_PMACSWW): Ditto.
2193 (IX86_BUILTIN_PMACSSWD): Ditto.
2194 (IX86_BUILTIN_PMACSWD): Ditto.
2195 (IX86_BUILTIN_PMACSSDD): Ditto.
2196 (IX86_BUILTIN_PMACSDD): Ditto.
2197 (IX86_BUILTIN_PMACSSDQL): Ditto.
2198 (IX86_BUILTIN_PMACSSDQH): Ditto.
2199 (IX86_BUILTIN_PMACSDQL): Ditto.
2200 (IX86_BUILTIN_PMACSDQH): Ditto.
2201 (IX86_BUILTIN_PMADCSSWD): Ditto.
2202 (IX86_BUILTIN_PMADCSWD): Ditto.
2203 (IX86_BUILTIN_PHADDBW): Ditto.
2204 (IX86_BUILTIN_PHADDBD): Ditto.
2205 (IX86_BUILTIN_PHADDBQ): Ditto.
2206 (IX86_BUILTIN_PHADDWD): Ditto.
2207 (IX86_BUILTIN_PHADDWQ): Ditto.
2208 (IX86_BUILTIN_PHADDDQ): Ditto.
2209 (IX86_BUILTIN_PHADDUBW): Ditto.
2210 (IX86_BUILTIN_PHADDUBD): Ditto.
2211 (IX86_BUILTIN_PHADDUBQ): Ditto.
2212 (IX86_BUILTIN_PHADDUWD): Ditto.
2213 (IX86_BUILTIN_PHADDUWQ): Ditto.
2214 (IX86_BUILTIN_PHADDUDQ): Ditto.
2215 (IX86_BUILTIN_PHSUBBW): Ditto.
2216 (IX86_BUILTIN_PHSUBWD): Ditto.
2217 (IX86_BUILTIN_PHSUBDQ): Ditto.
2218 (IX86_BUILTIN_PROTB): Ditto.
2219 (IX86_BUILTIN_PROTW): Ditto.
2220 (IX86_BUILTIN_PROTD): Ditto.
2221 (IX86_BUILTIN_PROTQ): Ditto.
2222 (IX86_BUILTIN_PROTB_IMM): Ditto.
2223 (IX86_BUILTIN_PROTW_IMM): Ditto.
2224 (IX86_BUILTIN_PROTD_IMM): Ditto.
2225 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2226 (IX86_BUILTIN_PSHLB): Ditto.
2227 (IX86_BUILTIN_PSHLW): Ditto.
2228 (IX86_BUILTIN_PSHLD): Ditto.
2229 (IX86_BUILTIN_PSHLQ): Ditto.
2230 (IX86_BUILTIN_PSHAB): Ditto.
2231 (IX86_BUILTIN_PSHAW): Ditto.
2232 (IX86_BUILTIN_PSHAD): Ditto.
2233 (IX86_BUILTIN_PSHAQ): Ditto.
2234 (IX86_BUILTIN_FRCZSS): Ditto.
2235 (IX86_BUILTIN_FRCZSD): Ditto.
2236 (IX86_BUILTIN_FRCZPS): Ditto.
2237 (IX86_BUILTIN_FRCZPD): Ditto.
2238 (IX86_BUILTIN_CVTPH2PS): Ditto.
2239 (IX86_BUILTIN_CVTPS2PH): Ditto.
2240 (IX86_BUILTIN_COMEQSS): Ditto.
2241 (IX86_BUILTIN_COMNESS): Ditto.
2242 (IX86_BUILTIN_COMLTSS): Ditto.
2243 (IX86_BUILTIN_COMLESS): Ditto.
2244 (IX86_BUILTIN_COMGTSS): Ditto.
2245 (IX86_BUILTIN_COMGESS): Ditto.
2246 (IX86_BUILTIN_COMUEQSS): Ditto.
2247 (IX86_BUILTIN_COMUNESS): Ditto.
2248 (IX86_BUILTIN_COMULTSS): Ditto.
2249 (IX86_BUILTIN_COMULESS): Ditto.
2250 (IX86_BUILTIN_COMUGTSS): Ditto.
2251 (IX86_BUILTIN_COMUGESS): Ditto.
2252 (IX86_BUILTIN_COMORDSS): Ditto.
2253 (IX86_BUILTIN_COMUNORDSS): Ditto.
2254 (IX86_BUILTIN_COMFALSESS): Ditto.
2255 (IX86_BUILTIN_COMTRUESS): Ditto.
2256 (IX86_BUILTIN_COMEQSD): Ditto.
2257 (IX86_BUILTIN_COMNESD): Ditto.
2258 (IX86_BUILTIN_COMLTSD): Ditto.
2259 (IX86_BUILTIN_COMLESD): Ditto.
2260 (IX86_BUILTIN_COMGTSD): Ditto.
2261 (IX86_BUILTIN_COMGESD): Ditto.
2262 (IX86_BUILTIN_COMUEQSD): Ditto.
2263 (IX86_BUILTIN_COMUNESD): Ditto.
2264 (IX86_BUILTIN_COMULTSD): Ditto.
2265 (IX86_BUILTIN_COMULESD): Ditto.
2266 (IX86_BUILTIN_COMUGTSD): Ditto.
2267 (IX86_BUILTIN_COMUGESD): Ditto.
2268 (IX86_BUILTIN_COMORDSD): Ditto.
2269 (IX86_BUILTIN_COMUNORDSD): Ditto.
2270 (IX86_BUILTIN_COMFALSESD): Ditto.
2271 (IX86_BUILTIN_COMTRUESD): Ditto.
2272 (IX86_BUILTIN_COMEQPS): Ditto.
2273 (IX86_BUILTIN_COMNEPS): Ditto.
2274 (IX86_BUILTIN_COMLTPS): Ditto.
2275 (IX86_BUILTIN_COMLEPS): Ditto.
2276 (IX86_BUILTIN_COMGTPS): Ditto.
2277 (IX86_BUILTIN_COMGEPS): Ditto.
2278 (IX86_BUILTIN_COMUEQPS): Ditto.
2279 (IX86_BUILTIN_COMUNEPS): Ditto.
2280 (IX86_BUILTIN_COMULTPS): Ditto.
2281 (IX86_BUILTIN_COMULEPS): Ditto.
2282 (IX86_BUILTIN_COMUGTPS): Ditto.
2283 (IX86_BUILTIN_COMUGEPS): Ditto.
2284 (IX86_BUILTIN_COMORDPS): Ditto.
2285 (IX86_BUILTIN_COMUNORDPS): Ditto.
2286 (IX86_BUILTIN_COMFALSEPS): Ditto.
2287 (IX86_BUILTIN_COMTRUEPS): Ditto.
2288 (IX86_BUILTIN_COMEQPD): Ditto.
2289 (IX86_BUILTIN_COMNEPD): Ditto.
2290 (IX86_BUILTIN_COMLTPD): Ditto.
2291 (IX86_BUILTIN_COMLEPD): Ditto.
2292 (IX86_BUILTIN_COMGTPD): Ditto.
2293 (IX86_BUILTIN_COMGEPD): Ditto.
2294 (IX86_BUILTIN_COMUEQPD): Ditto.
2295 (IX86_BUILTIN_COMUNEPD): Ditto.
2296 (IX86_BUILTIN_COMULTPD): Ditto.
2297 (IX86_BUILTIN_COMULEPD): Ditto.
2298 (IX86_BUILTIN_COMUGTPD): Ditto.
2299 (IX86_BUILTIN_COMUGEPD): Ditto.
2300 (IX86_BUILTIN_COMORDPD): Ditto.
2301 (IX86_BUILTIN_COMUNORDPD): Ditto.
2302 (IX86_BUILTIN_COMFALSEPD): Ditto.
2303 (IX86_BUILTIN_COMTRUEPD): Ditto.
2304 (IX86_BUILTIN_PCOMEQUB): Ditto.
2305 (IX86_BUILTIN_PCOMNEUB): Ditto.
2306 (IX86_BUILTIN_PCOMLTUB): Ditto.
2307 (IX86_BUILTIN_PCOMLEUB): Ditto.
2308 (IX86_BUILTIN_PCOMGTUB): Ditto.
2309 (IX86_BUILTIN_PCOMGEUB): Ditto.
2310 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2311 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2312 (IX86_BUILTIN_PCOMEQUW): Ditto.
2313 (IX86_BUILTIN_PCOMNEUW): Ditto.
2314 (IX86_BUILTIN_PCOMLTUW): Ditto.
2315 (IX86_BUILTIN_PCOMLEUW): Ditto.
2316 (IX86_BUILTIN_PCOMGTUW): Ditto.
2317 (IX86_BUILTIN_PCOMGEUW): Ditto.
2318 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2319 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2320 (IX86_BUILTIN_PCOMEQUD): Ditto.
2321 (IX86_BUILTIN_PCOMNEUD): Ditto.
2322 (IX86_BUILTIN_PCOMLTUD): Ditto.
2323 (IX86_BUILTIN_PCOMLEUD): Ditto.
2324 (IX86_BUILTIN_PCOMGTUD): Ditto.
2325 (IX86_BUILTIN_PCOMGEUD): Ditto.
2326 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2327 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2328 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2329 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2330 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2331 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2332 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2333 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2334 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2335 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2336 (IX86_BUILTIN_PCOMEQB): Ditto.
2337 (IX86_BUILTIN_PCOMNEB): Ditto.
2338 (IX86_BUILTIN_PCOMLTB): Ditto.
2339 (IX86_BUILTIN_PCOMLEB): Ditto.
2340 (IX86_BUILTIN_PCOMGTB): Ditto.
2341 (IX86_BUILTIN_PCOMGEB): Ditto.
2342 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2343 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2344 (IX86_BUILTIN_PCOMEQW): Ditto.
2345 (IX86_BUILTIN_PCOMNEW): Ditto.
2346 (IX86_BUILTIN_PCOMLTW): Ditto.
2347 (IX86_BUILTIN_PCOMLEW): Ditto.
2348 (IX86_BUILTIN_PCOMGTW): Ditto.
2349 (IX86_BUILTIN_PCOMGEW): Ditto.
2350 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2351 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2352 (IX86_BUILTIN_PCOMEQD): Ditto.
2353 (IX86_BUILTIN_PCOMNED): Ditto.
2354 (IX86_BUILTIN_PCOMLTD): Ditto.
2355 (IX86_BUILTIN_PCOMLED): Ditto.
2356 (IX86_BUILTIN_PCOMGTD): Ditto.
2357 (IX86_BUILTIN_PCOMGED): Ditto.
2358 (IX86_BUILTIN_PCOMFALSED): Ditto.
2359 (IX86_BUILTIN_PCOMTRUED): Ditto.
2360 (IX86_BUILTIN_PCOMEQQ): Ditto.
2361 (IX86_BUILTIN_PCOMNEQ): Ditto.
2362 (IX86_BUILTIN_PCOMLTQ): Ditto.
2363 (IX86_BUILTIN_PCOMLEQ): Ditto.
2364 (IX86_BUILTIN_PCOMGTQ): Ditto.
2365 (IX86_BUILTIN_PCOMGEQ): Ditto.
2366 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2367 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2368 (enum multi_arg_type): New enum for describing the various SSE5
2369 intrinsic argument types.
2370 (bdesc_multi_arg): New table for SSE5 intrinsics.
2371 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2372 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2374 (ix86_expand_builtin): Add SSE5 intrinsic support.
2375 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2376 operand instructions.
2377 (ix86_expand_sse5_multiple_memory): New function to split the
2378 second memory reference from SSE5 instructions.
2379 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2380 (ix86_return_pops_args): Use stdarg_p to determine if the function
2381 has variable arguments.
2382 (ix86_setup_incoming_varargs): Ditto.
2383 (x86_this_parameter): Ditto.
2385 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2387 (ix86_expand_sse5_pack): Ditto.
2388 (ix86_sse5_valid_op_p): Ditto.
2389 (ix86_expand_sse5_multiple_memory): Ditto.
2391 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2392 constant for SSE5 support.
2393 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2394 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2395 (UNSPEC_SSE5_PERMUTE): Ditto.
2396 (UNSPEC_SSE5_ASHIFT): Ditto.
2397 (UNSPEC_SSE5_LSHIFT): Ditto.
2398 (UNSPEC_FRCZ): Ditto.
2399 (UNSPEC_CVTPH2PS): Ditto.
2400 (UNSPEC_CVTPS2PH): Ditto.
2401 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2403 (COM_FALSE_S): Ditto.
2404 (COM_FALSE_P): Ditto.
2405 (COM_TRUE_S): Ditto.
2406 (COM_TRUE_P): Ditto.
2407 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2408 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2410 (memory attribute): Ditto.
2411 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2412 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2413 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2414 (floor<mode>2): Ditto.
2415 (ceil<mode>2): Ditto.
2416 (btrunc<mode>2): Ditto.
2417 (nearbyintdf2): Ditto.
2418 (nearbyintsf2): Ditto.
2419 (sse_setccsf): Disable if SSE5.
2420 (sse_setccdf): Ditto.
2421 (sse5_setcc<mode>): New support for SSE5 conditional move.
2422 (sse5_pcmov_<mode>): Ditto.
2424 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2426 (SSEMODEF2P): Ditto.
2427 (ssemodesuffixf4): New mode attribute for SSE5.
2428 (ssemodesuffixf2s): Ditto.
2429 (ssemodesuffixf2c): Ditto.
2430 (sserotatemax): Ditto.
2431 (ssescalarmode): Ditto.
2432 (sse_maskcmpv4sf3): Disable if SSE5.
2433 (sse_maskcmpv2df3): Ditto.
2434 (sse_vmmaskcmpv4sf3): Ditto.
2435 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2436 (sse5_vmfmadd<mode>4): Ditto.
2437 (sse5_fmsub<mode>4): Ditto.
2438 (sse5_vmfmsub<mode>4): Ditto.
2439 (sse5_fnmadd<mode>4): Ditto.
2440 (sse5_vmfnmadd<mode>4): Ditto.
2441 (sse5_fnmsub<mode>4): Ditto.
2442 (sse5_vmfnmsub<mode>4): Ditto.
2443 (sse5i_fmadd<mode>4): Ditto.
2444 (sse5i_fmsub<mode>4): Ditto.
2445 (sse5i_fnmadd<mode>4): Ditto.
2446 (sse5i_fnmsub<mode>4): Ditto.
2447 (sse5i_vmfmadd<mode>4): Ditto.
2448 (sse5i_vmfmsub<mode>4): Ditto.
2449 (sse5i_vmfnmadd<mode>4): Ditto.
2450 (sse5i_vmfnmsub<mode>4): Ditto.
2451 (mulv16qi3): Add SSE5 support.
2453 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2454 (sse2_mulv4si3): Disable if SSE5.
2455 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2456 (sse4_1_roundps): Ditto.
2457 (sse4_1_roundsd): Ditto.
2458 (sse4_1_roundss): Ditto.
2459 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2461 (sse_maskcmpsf3): Ditto.
2462 (sse_vmmaskcmpv4sf3): Ditto.
2463 (sse2_maskcmpv2df3): Ditto.
2464 (sse2_maskcmpdf3): Ditto.
2465 (sse2_vmmaskcmpv2df3): Ditto.
2466 (sse2_eq<mode>3): Ditto.
2467 (sse2_gt<mode>3): Ditto.
2468 (sse5_pcmov_<mode>): Add SSE5 support.
2469 (vec_unpacku_hi_v16qi): Ditto.
2470 (vec_unpacks_hi_v16qi): Ditto.
2471 (vec_unpacku_lo_v16qi): Ditto.
2472 (vec_unpacks_lo_v16qi): Ditto.
2473 (vec_unpacku_hi_v8hi): Ditto.
2474 (vec_unpacks_hi_v8hi): Ditto.
2475 (vec_unpacku_lo_v8hi): Ditto.
2476 (vec_unpacks_lo_v8hi): Ditto.
2477 (vec_unpacku_hi_v4si): Ditto.
2478 (vec_unpacks_hi_v4si): Ditto.
2479 (vec_unpacku_lo_v4si): Ditto.
2480 (vec_unpacks_lo_v4si): Ditto.
2481 (sse5_pmacsww): New SSE5 intrinsic insn.
2482 (sse5_pmacssww): Ditto.
2483 (sse5_pmacsdd): Ditto.
2484 (sse5_pmacssdd): Ditto.
2485 (sse5_pmacssdql): Ditto.
2486 (sse5_pmacssdqh): Ditto.
2487 (sse5_pmacsdqh): Ditto.
2488 (sse5_pmacsswd): Ditto.
2489 (sse5_pmacswd): Ditto.
2490 (sse5_pmadcsswd): Ditto.
2491 (sse5_pmadcswd): Ditto.
2492 (sse5_pcmov_<move>): Conditional move support on SSE5.
2493 (sse5_phaddbw): New SSE5 intrinsic insn.
2494 (sse5_phaddbd): Ditto.
2495 (sse5_phaddbq): Ditto.
2496 (sse5_phaddwd): Ditto.
2497 (sse5_phaddwq): Ditto.
2498 (sse5_phadddq): Ditto.
2499 (sse5_phaddubw): Ditto.
2500 (sse5_phaddubd): Ditto.
2501 (sse5_phaddubq): Ditto.
2502 (sse5_phadduwd): Ditto.
2503 (sse5_phadduwq): Ditto.
2504 (sse5_phaddudq): Ditto.
2505 (sse5_phsubbw): Ditto.
2506 (sse5_phsubwd): Ditto.
2507 (sse5_phsubdq): Ditto.
2508 (sse5_pperm): Ditto.
2509 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2510 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2511 (sse5_pperm_sign_v8hi_v4si): Ditto.
2512 (sse5_pperm_zero_v8hi_v4si): Ditto.
2513 (sse5_pperm_sign_v4si_v2di): Ditto.
2514 (sse5_pperm_sign_v4si_v2di): Ditto.
2515 (sse5_pperm_pack_v2di_v4si): Ditto.
2516 (sse5_pperm_pack_v4si_v8hi): Ditto.
2517 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2518 (sse5_perm<mode>): New SSE5 intrinsic insn.
2519 (rotl<mode>3): Ditto.
2520 (sse5_rotl<mode>3): Ditto.
2521 (sse5_ashl<mode>3): Ditto.
2522 (sse5_lshl<mode>3): Ditto.
2523 (sse5_frcz<mode>2): Ditto.
2524 (sse5s_frcz<mode>2): Ditto.
2525 (sse5_cvtph2ps): Ditto.
2526 (sse5_cvtps2ph): Ditto.
2527 (sse5_vmmaskcmp<mode>3): Ditto.
2528 (sse5_com_tf<mode>3): Ditto.
2529 (sse5_maskcmp<mode>3): Ditto.
2530 (sse5_maskcmp_uns<mode>3): Ditto.
2531 (sse5_maskcmp_uns2<mode>3): Ditto.
2532 (sse5_pcom_tf<mode>3): Ditto.
2534 * config/i386/predicates.md (sse5_comparison_float_operator):
2535 New predicate to match the comparison operators supported by
2536 the SSE5 com instruction.
2537 (ix86_comparison_int_operator): New predicate to match just the
2538 signed int comparisons.
2539 (ix86_comparison_uns_operator): New predicate to match just the
2540 unsigned int comparisons.
2542 * doc/invoke.texi (-msse5): Add documentation.
2543 (-mfused-madd): Ditto.
2545 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2547 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2549 (x86_64-*-*): Ditto.
2551 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2553 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2554 intrinisics for SSE5.
2556 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2559 * config/i386/mmintrin-common.h: New file, to contain common
2560 instructions between SSE4.1 and SSE5.
2562 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2563 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2564 (gen_regparm_prefix): Ditto.
2566 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2567 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2568 prototype_p to determine if a function is prototyped.
2570 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2572 * c-common.c (c_common_reswords) add the alignof keyword,
2573 with same RID as __alignof and __alignof__
2575 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2577 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2578 * hooks.c (hook_bool_const_int_const_int_true): New function.
2579 * target.h (struct gcc_target): Add can_eliminate field.
2580 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2581 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2582 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2583 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2584 (elim_table): Revise comment.
2585 * system.h (CAN_ELIMINATE): Poison.
2586 * defaults.h (CAN_ELIMINATE): Remove.
2587 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2589 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2590 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2592 (alpha_vms_can_eliminate): Declare as static, change return type to
2594 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2596 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2597 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2598 (arm_can_eliminate): New function.
2600 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2601 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2602 (avr_can_eliminate): Declare as static.
2603 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2605 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2606 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2607 (bfin_can_eliminate): New function.
2609 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2610 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2611 (crx_can_eliminate): New function.
2613 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2614 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2615 (fr30_can_eliminate): New function.
2617 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2618 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2619 (frv_can_eliminate): New function.
2621 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2622 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2623 (h8300_can_eliminate): New function.
2625 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2626 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2627 (i386_can_eliminate): Declare as static, change return type to bool.
2628 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2630 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2631 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2632 (ia64_can_eliminate): New function.
2634 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2635 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2636 (iq2000_can_eliminate): New function.
2638 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2639 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2640 (m32r_can_eliminate): New function.
2642 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2643 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2644 (m68hc11_can_eliminate): New function.
2646 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2647 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2648 (m68k_can_eliminate): New function.
2650 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2651 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2652 (mep_can_eliminate): New function.
2654 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2655 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2656 (mips_can_eliminate): New function.
2658 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2659 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2660 (rs6000_can_eliminate): New function.
2662 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2663 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2664 (s390_can_eliminate): Declare as static.
2665 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2667 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2668 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2669 (score_can_eliminate): New function.
2671 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2672 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2673 (sparc_can_eliminate): Declare as static.
2674 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2676 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2677 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2678 (xstormy16_can_eliminate): New function.
2680 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2681 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2682 (v850_can_eliminate): New function.
2684 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2686 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2687 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2688 (*movdfcc_ext[1234]): Disable for IEEE mode.
2690 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2692 * gimplify.c (prepare_gimple_addressable): New static function.
2693 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2695 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2696 manually fiddling with it.
2698 2009-08-25 Michael Matz <matz@suse.de>
2700 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2701 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2703 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2704 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2705 (do_jump): Split out code for simple binary comparisons into ...
2706 (do_jump_1): ... this, taking the individual operands and code.
2707 Change callers to helper function above accordingly.
2708 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2711 2009-08-25 Michael Matz <matz@suse.de>
2713 * expr.h (struct separate_ops, sepops): New type for passing
2714 around an exploded simple expression.
2715 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2716 Use this structure instead of expression tree.
2717 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2718 expression, only its type.
2719 (expand_vec_cond_expr): Take type and individual operands instead
2721 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2722 expand_vec_shift_expr): Change prototype accordingly.
2723 * tree-vect-stmts.c (vectorizable_condition): Change call of
2724 expand_vec_cond_expr_p to pass only type.
2725 * expr.c (do_store_flags): Change prototype and implementation
2726 to take an exploded expression.
2727 (expand_expr_real_1): New local ops initialized with details
2728 of the full expression. Use it instead of full
2729 expression in calls to do_store_flags, expand_vec_cond_expr,
2730 expand_widen_pattern_expr and expand_vec_shift_expr.
2732 2009-08-25 Michael Matz <matz@suse.de>
2734 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2735 treeop2 initialized with first three operands of the full expression.
2736 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2738 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2740 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2741 (__gthread_objc_condition_allocate): Mark arguments as unused.
2742 (__gthread_objc_condition_deallocate): Likewise.
2743 (__gthread_objc_condition_wait): Likewise.
2744 (__gthread_objc_condition_broadcast): Likewise.
2745 (__gthread_objc_condition_signal): Likewise.
2746 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2747 (__gthread_objc_thread_id): Likewise.
2749 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2752 * tree-pretty-print.c (print_call_name): Print the correct call name
2753 for procedure pointer components.
2755 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2757 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2758 default_promote_function_mode when not VMS.
2760 2009-08-24 Olivier Hainque <hainque@adacore.com>
2762 * convert.c (convert_to_integer): Don't assume an input pointer is
2763 POINTER_SIZE wide. Fetch from the type instead.
2765 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2767 * configure.ac (AC_PREREQ): Bump to 2.64.
2769 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2771 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2772 (process_command): Don't search standard_exec_prefix_1 and
2773 standard_exec_prefix_2.
2775 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2777 * config/arm/arm.c (output_return_instruction): Handle for
2780 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2782 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2784 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2786 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2787 (*arm_movdf_vfp): Likewise.
2789 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2791 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2792 (vashr<mode>3): Rename from ashr<mode>3.
2793 (vlshr<mode>3): Rename from lshr<mode>3.
2795 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2798 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2799 (check_format_info_main): Use scalar_identify_flag.
2800 (check_format_types): Check for scalar size identity if
2801 scalar_identify_flag is set.
2802 (printf_length_specs): Extend by new field.
2803 (asm_fprintf_length_specs): Likewise.
2804 (gcc_diag_length_specs): Likewise.
2805 (scanf_length_specs): Likewise.
2806 (strfmon_length_specs): Likewise.
2807 (gcc_gfc_length_specs): Likewise.
2808 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2809 (ms_printf_flag_specs): Likewise.
2810 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2812 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2815 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2816 (*call_value_pop_1): Ditto.
2817 (*sibcall_pop_1): New insn pattern.
2818 (*sibcall_value_pop_1): Ditto.
2820 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2823 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2826 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2829 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2830 (get_reg_use_in): New function.
2831 (forward_propagate_subreg): Propagate through subreg of zero_extend
2834 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2836 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2837 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2839 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2841 * configure.ac: Remove --with-datarootdir, --with-docdir,
2842 --with-htmldir switches. No need to call AC_SUBST for
2843 datarootdir, docdir, htmldir any more.
2844 * configure: Regenerate.
2845 * doc/install.texi (Configuration): Document --datarootdir,
2846 --docdir, --htmldir, --pdfdir; update documentation for
2847 --infodir, --mandir.
2848 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2851 * aclocal.m4: Regenerate.
2852 * config.in: Regenerate.
2853 * configure: Regenerate.
2855 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2856 Olivier Hainque <hainque@adacore.com>
2858 * config/ia64/ia64.c: Include libfuncs.h.
2859 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2860 (ia64_expand_call): Use reg 25 on VMS.
2861 (ia64_initialize_trampoline): Fix for VMS ABI.
2862 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2863 (ia64_function_arg): Initialize reg 25 on VMS.
2864 Fix OpenVMS ABI issues for varargs.
2865 For OpenVMS, emit the Argument Information register set in the
2866 incoming/sibcall case as well.
2867 (ia64_arg_type): New function.
2868 (ia64_function_arg_advance): Keep track of cum->words.
2869 Fix OpenVMS ABI issues for varargs.
2870 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2871 (ia64_override_options): Set flag_no_common on VMS.
2872 (ia64_init_builtins): Disable FWRITE builtin.
2873 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2874 (ia64_vms_init_libfuncs): Add decc$ routines.
2875 (ia64_vms_valid_pointer_mode): New function.
2876 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2877 (ia64_promote_function_mode): New function
2878 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2879 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2880 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2881 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2882 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2883 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2884 Suppress trailing '#' if VALUE is numeric.
2885 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2886 ia64_promote_function_mode.
2887 (TARGET_VALID_POINTER_MODE): Define.
2889 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2892 * config/rs6000/rs6000.c (rs6000_override_options): Use
2893 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2896 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2897 reporting of vector + decimal/boolean/complex error.
2899 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2901 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2902 __vector double TYPE_DECL.
2904 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2906 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2907 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2908 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2909 to pointer to enum machine_mode. Update all callers as needed.
2911 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2913 * config/alpha/alpha.md (exception_receiver): Emit alternative
2914 GP load sequence if flag_reorder_blocks_and_partition is set.
2915 (*exception_receiver_2): Also enable when
2916 flag_reorder_blocks_and_partition is set.
2918 2009-08-20 Matt Rice <ratmice@gmail.com>
2919 Diego Novillo <dnovillo@google.com>
2921 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2924 2009-08-20 Richard Guenther <rguenther@suse.de>
2926 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2927 * c-tree.h (c_dup_lang_specific_decl): Remove.
2928 (struct lang_decl, struct lang_type): Move definitions ...
2929 * c-lang.h: ... here. New file.
2930 * c-decl.c: Include c-lang.h.
2931 (c_dup_lang_specific_decl): Remove.
2932 * c-typeck.c: Include c-lang.h.
2933 * Makefile.in (c-decl.o): Add c-lang.h dependency.
2934 (c-typeck.o): Likewise.
2935 * c-config-lang.in (gtfiles): Add c-lang.h.
2936 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
2939 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
2941 * config/alpha/alpha.c (alpha_end_function): Do not clear
2942 crtl->emit structure and free insn locators if cfun->is_thunk is true,
2943 this is now handled in generic code.
2945 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2947 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
2948 (s390_z10_fix_long_loop_prediction): New function.
2949 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
2950 (s390_reorg): Walk over the INSNs and invoke
2951 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2953 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2955 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
2956 "*brx_64bit", "*brx_31bit"): New patterns.
2957 * config/s390/s390.c ('E'): New output modifier.
2959 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2960 Richard Earnshaw <richard.earnshaw@arm.com>
2962 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
2963 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2965 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2967 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
2969 * pa.c (emit_move_sequence): Check if address of operand1 is valid
2970 for mode mode of operand0 when doing secondary reload for SAR.
2972 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2975 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
2976 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2978 2009-08-19 Jason Merrill <jason@redhat.com>
2980 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
2981 supported template depth in C++0x.
2983 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2985 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
2986 free_after_compilation.
2987 * config/score/score7.c (score7_output_mi_thunk): Likewise.
2988 * config/score/score3.c (score3_output_mi_thunk): Likewise.
2989 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2990 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2991 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2992 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2993 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2995 2009-08-19 Ian Lance Taylor <iant@google.com>
2997 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
2998 of (plus (mult (neg B) C) A).
3000 2009-08-18 Michael Matz <matz@suse.de>
3002 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
3003 instead of comparing TYPE_MAIN_VARIANT for equality.
3004 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
3005 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
3006 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
3007 * gimplify.c (goa_lhs_expr_p): Ditto and use
3008 STRIP_USELESS_TYPE_CONVERSION.
3010 2009-08-18 Michael Matz <matz@suse.de>
3012 * tree-ssa-structalias.c (create_variable_info_for): Also mark
3013 first field in a struct.
3014 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
3016 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3018 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3019 locators before emit_insn is called. Remove assert that
3021 (alpha_end_function): Clear crtl->emit structure and free insn
3022 locators if cfun->is_thunk is true.
3024 2009-08-18 Jason Merrill <jason@redhat.com>
3026 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3028 * configure.ac: Test for it.
3029 * configure, config.in: Regenerate.
3030 * doc/install.texi: Document --enable-gnu-unique-object.
3032 2009-08-18 Richard Guenther <rguenther@suse.de>
3035 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
3036 pow(x,y*z) only if x is nonnegative.
3038 2009-08-18 Jakub Jelinek <jakub@redhat.com>
3040 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
3044 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
3045 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
3047 2009-08-17 DJ Delorie <dj@redhat.com>
3049 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
3050 * config/m32c/prologue.md (epilogue_freit): New.
3052 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
3053 (bank_switch_p): Likewise.
3054 (fast_interrupt_p): Likewise.
3055 (interrupt_p): Likewise.
3056 (m32c_conditional_register_usage): Round memregs size up.
3057 (need_to_save): We only need to save $a0 when we use ENTER.
3058 (interrupt_p): Check for fast_interrupt too.
3059 (bank_switch_p): New.
3060 (fast_interrupt_p): New.
3061 (m32c_attribute_table): Add bank_switch and fast_interrupt.
3062 (m32c_emit_prolog): Support bank switching and fast interrupts.
3063 * doc/extend.texi (Function Attributes): Add bank_switch and
3066 2009-08-17 Douglas B Rupp <rupp@gnat.com>
3068 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
3069 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
3071 2009-08-16 Douglas B Rupp <rupp@gnat.com>
3073 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
3074 (menu): Add IA-64/VMS Options.
3075 (IA-64/VMS Options): Likewise.
3077 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3080 * config/mips/mips.md (*lwxs): Use :P for pointer values.
3082 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3084 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
3085 (mips_pop_asm_switch): Likewise.
3086 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
3088 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3089 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
3090 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
3091 (mips_print_operand_punctuation): Use them. Check mips_noreorder
3092 instead of set_noreorder.
3093 (mips_output_function_prologue): Use the new functions.
3094 (mips_output_function_epilogue): Likewise.
3095 (mips_need_noat_wrapper_p): New function, split out from...
3096 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
3097 Use mips_push_asm_switch and mips_pop_asm_switch.
3098 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
3099 and mips_pop_asm_switch.
3100 (ASM_OUTPUT_REG_POP): Likewise.
3101 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
3102 Use mips_pop_asm_switch.
3103 (mips_asm_switch): New structure.
3104 (set_noreorder, set_nomacro): Replace with...
3105 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3106 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
3107 instead of set_nomacro.
3108 (fix_truncsfsi2_macro): Likewise.
3109 (cprestore): Likewise.
3110 (hazard): Use mips_noreorder instead of set_noreorder.
3111 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3113 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
3115 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
3116 from prev_active_insn.
3118 2009-08-16 Anatoly Sokolov <aesok@post.ru>
3120 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
3121 * config/avr/avr.c (avr_override_options): Initialize
3122 avr_current_arch variable.
3123 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
3124 __AVR_HAVE_16BIT_SP__ according to the device type.
3125 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
3127 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
3128 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
3130 2009-08-16 Dodji Seketeli <dodji@redhat.com>
3133 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
3134 generating inlined subroutine die only. We shouldn't be
3135 called for anything else.
3136 (gen_block_die): Don't generate inline subroutine debug info for
3139 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3141 * graphite-poly.c (print_pbb): Print PBB index.
3143 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3146 * graphite-interchange.c (ppl_max_for_le): Moved...
3147 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3148 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
3149 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3150 * graphite-ppl.h (ppl_max_for_le): Declared.
3152 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
3154 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
3155 supported on all platforms.
3156 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
3157 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
3158 * c-pragma.c: Likewise.
3159 * target-def.h (TARGET_INITIALIZER): Remove
3160 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3161 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3163 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3165 * config/ia64/fde-vms.c: New file.
3166 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
3167 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
3168 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
3169 (uw_frame_state_for): Only register a personality routine if it is
3170 known to be compatible with our expectations.
3171 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
3172 Declare unw_table_entry stack variable and
3173 mod all calls to _Unwind_FindTableEntry to add arg.
3174 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
3175 (_Unwind_FindTableEntry): Add arg to prototype.
3177 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
3179 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
3180 field 'signal_pfs_loc'.
3181 (uw_frame_state_for): Remove duplicate code dealing with leaf
3182 procedures without unwind info.
3183 If in the frame after unwinding through a signal handler, restore
3184 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
3185 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
3186 'pfs_loc' to the AR.PFS location in the signal context; instead
3187 set 'signal_pfs_loc'.
3188 Manually generate the unwind info for the AR.PFS register.
3189 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
3190 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
3191 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
3192 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
3193 instead set 'signal_pfs_loc'.
3194 Remove code preventing the AR.PFS register from being restored
3195 from the signal context.
3197 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3198 Tristan Gingold <gingold@adacore.com>
3200 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
3201 * config/ia64/t-vms: New file.
3202 * config/ia64/vms64.h: New file.
3203 * config/ia64/vms.h: New file.
3204 * config/ia64/vms-crtinit.asm: New file.
3205 * config/ia64/vms_symvec_libgcc_s.opt: New file.
3206 * config/ia64/vms-unwind.h: New file.
3208 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3210 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
3213 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3216 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
3218 * real.h (do_mpc_arg2): ... here.
3219 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3222 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3224 * final.c (add_debug_prefix_map): Don't use GC memory for
3225 old_prefix and new_prefix.
3227 2009-08-14 Richard Guenther <rguenther@suse.de>
3229 * ipa-prop.c (compute_complex_pass_through): If we cannot
3230 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3232 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3234 * c-lex.c (c_lex_with_flags): Increase size of local variable
3235 to avoid memory clobber.
3237 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3240 * config/i386/i386.c (ix86_fp_comparison_strategy):
3241 Only enable/disable sahf at function granularity.
3243 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3245 PR rtl-optimization/41064
3246 * reload1.c (reload_as_needed): Don't call extract_insn
3247 for known invalid replacements after calling
3248 validate_replace_rtx_group and verify_changes.
3250 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3253 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3254 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3255 ix86_expand_fp_vcond.
3256 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3257 Assert that operation is supported by ix86_expand_int_vcond.
3258 (vcondu<SSEMODE124C8:mode>): Ditto.
3260 2009-08-13 DJ Delorie <dj@redhat.com>
3262 * config/i386/djgpp-stdint.h: New.
3263 * config.gcc (djgpp): Use it.
3265 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3267 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3268 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3270 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3272 * tree-ssa-loop-prefetch.c
3273 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3274 for long-stride pruning.
3275 (compute_miss_rate): New function to compute the probability
3276 that two memory references access different cache lines.
3278 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3280 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3282 2009-08-13 Richard Guenther <rguenther@suse.de>
3285 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3286 use the constant pointer type.
3287 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3288 of CV qualifiers on the target pointer type.
3289 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3290 conversion check before restrict check.
3292 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3295 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3297 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3299 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3301 2009-08-12 Richard Guenther <rguenther@suse.de>
3303 PR tree-optimization/41011
3304 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3305 and reference constructing.
3307 2009-08-12 Xinliang David Li <davidxl@google.com>
3309 PR tree-optimization/41012
3310 * tree-flow.h : New external interface.
3311 * gimple-low.c (check_call_arg): Change to public function.
3312 Remove argument mismatch check in lowering.
3313 * tree-inline.h (tree_can_inline_p): Interface change.
3314 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3316 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3317 Call change to tree_can_inline_p function.
3318 (cgraph_decide_inlining_incrementally): Ditto.
3320 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3322 PR tree-optimization/41031
3323 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3324 on the partition variable rather than promote_mode on the source
3325 type. Assert that the partition variable's type has the same
3326 mode as the source value's.
3328 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3330 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3331 for for_return == 2.
3332 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3334 * calls.c (expand_call): Fix typo.
3335 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3337 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3339 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3340 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3341 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3342 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3344 2009-08-12 Andrew Haley <aph@redhat.com>
3346 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3348 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3351 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3353 2009-08-12 Richard Guenther <rguenther@suse.de>
3355 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3356 * gimplify.c (gimplify_modify_expr): Do not use
3357 lang_hooks.types_compatible_p.
3358 * tree-ssa.c (useless_type_conversion_p): For aggregates
3359 just return false if the canonical types differ.
3361 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3364 * sese.c (convert_for_phi_arg): New.
3365 (add_guard_exit_phis): Use convert_for_phi_arg.
3367 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3369 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3370 unknown subscript upper bounds.
3372 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3373 Pranav Garg <pranav.garg2107@gmail.com>
3375 * graphite-interchange.c (gather_access_strides): Removed.
3376 (ppl_max_for_le): New.
3377 (build_linearized_memory_access): New.
3378 (memory_stride_in_loop): New.
3379 (pbb_interchange_profitable_p): Reimplemented.
3380 * graphite-ppl.h (ppl_new_id_map): New.
3381 (ppl_interchange): New.
3383 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3385 * graphite-interchange.c (compute_subscript): Removed.
3386 (compute_array_size_cstr): Removed.
3387 (compute_array_size_poly): Removed.
3388 (compute_array_size): Removed.
3389 (gather_access_strides_poly): Removed.
3390 (gather_access_strides): Empty.
3392 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3394 * graphite-dependences.c (dependence_polyhedron_1): Replace
3395 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3396 (graphite_legal_transform_dr): Same.
3397 (graphite_carried_dependence_level_k): Same.
3398 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3399 Initialize PDR_NB_SUBSCRIPTS.
3400 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3402 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3403 (PDR_NB_SUBSCRIPTS): New.
3404 (pdr_nb_subscripts): Removed.
3405 (pdr_dim): Simplified.
3406 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3407 with PDR_NB_SUBSCRIPTS.
3409 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3411 * graphite-interchange.c (compute_array_size): Remove use of
3413 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3414 Do not initialize PDR_DATA_CONTAINER.
3415 (print_pdr): Do not print PDR_DATA_CONTAINER.
3416 * graphite-poly.h (struct poly_dr): Remove data_container field.
3417 (PDR_DATA_CONTAINER): Removed.
3418 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3420 (build_poly_dr): Same.
3422 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3423 Sebastian Pop <sebastian.pop@amd.com>
3425 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3426 copy of the dependence polyhedron. Free the temporary objects.
3427 (graphite_carried_dependence_level_k): Free unused objects before
3430 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3431 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3432 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3433 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3434 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3436 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3438 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3439 Early return without analyzing the data dependences if no
3440 transform has been done. Call restore_scattering if the transform
3442 (graphite-interchange.c): Same.
3443 * graphite-poly.c (print_scattering_function): Test for
3445 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3446 (apply_poly_transforms): Do not gcc_assert that
3447 the transform is legal.
3448 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3449 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3450 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3451 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3452 * graphite-poly.h (struct poly_scattering): New.
3453 (struct poly_bb): Add original, transformed, and saved fields.
3454 Remove transformed_scattering, original_scattering,
3455 nb_local_variables and nb_scattering_transform fields.
3456 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3457 (poly_scattering_new): New.
3458 (poly_scattering_free): New.
3459 (poly_scattering_copy): New.
3460 (store_scattering_pbb): New.
3461 (store_scattering): New.
3462 (restore_scattering_pbb): New.
3463 (restore_scattering): New.
3464 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3465 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3467 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3469 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3472 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3474 * Makefile.in (graphite.o): Depends on PREDICT_H.
3475 * graphite.c: Include predict.h.
3476 (graphite_finalize): Call tree_estimate_probability.
3477 * predict.c (predict_loops): Do not call scev_initialize and
3479 (tree_estimate_probability_bb): New.
3480 (tree_estimate_probability): Do not initialize loops: move that
3481 code to the driver. Call tree_estimate_probability_bb.
3482 (tree_estimate_probability_driver): New.
3483 (pass_profile): Use tree_estimate_probability_driver.
3484 * predict.h (tree_estimate_probability): Declared.
3486 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3488 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3489 * graphite-dependences.c (graphite_legal_transform): Add time to
3490 TV_GRAPHITE_DATA_DEPS.
3491 (dependency_between_pbbs_p): Same.
3492 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3494 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3496 PR rtl-optimization/41033
3497 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3498 aliasing is disabled.
3500 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3502 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3503 si_mask_operand, and_load_operand, low_bitmask_operand,
3504 and_reg_operand, and_operand): New predicates.
3505 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3506 * config/mips/mips.c (and_operands_ok): New function.
3507 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3508 * config/mips/mips.md (move_type): Add ext_ins and logical.
3509 (type): Handle them.
3510 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3511 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3512 shift_shift. Remove commutative constraint modifier.
3513 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3515 (*clear_upper32_dext): Remove define_insn_and_split.
3516 (*clear_upper32): Turn this define_insn_and_split ...
3517 (splitter for ANDing register with 0xffff_ffff): .. into this.
3519 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3521 * combine.c (try_widen_shift_mode): Factor out code to check if an
3522 integer constant is a low-order bitmask from here ...
3523 * rtlanal.c (low_bitmask_len): ... to here.
3524 * rtl.h (low_bitmask_len): Declare.
3526 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3529 * config/alpha/alpha.md (addsi3): Remove expander.
3530 (addsi3): Rename from *addsi3_internal insn pattern.
3531 (subsi3): Remove expander.
3532 (subsi3): Rename from *subsi3_internal insn pattern.
3534 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3536 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3539 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3540 Eric Botcazou <botcazou@adacore.com>
3541 Douglas B Rupp <rupp@gnat.com>
3543 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3544 that records that fit in 64 bits are returned by immediate value,
3545 as required by OpenVMS Calling Standard.
3546 (function_value): Adjust for above modification.
3547 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3548 virtual_incoming_args_rtx as base object, not next_arg.
3549 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3551 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3553 * reload.c (find_reloads_subreg_address): Check the original
3554 req_equiv_mem address to detect the case where an address is
3555 not valid in the outer mode.
3557 2009-08-11 Richard Guenther <rguenther@suse.de>
3560 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3562 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3564 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3565 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3567 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3568 Douglas B Rupp <rupp@gnat.com>
3570 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3571 PT_STACK when frame_pointer_needed on OpenVMS.
3572 (alpha_pv_save_size, alpha_using_fp): Remove.
3573 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3574 with proper processing for PT_NULL.
3575 (alpha_vms_initial_elimination_offset): New function. Support for
3576 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3577 (alpha_sa_size): Force procedure type to PT_STACK when
3578 frame_pointer_needed on OpenVMS.
3579 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3580 (alpha_using_fp): Likewise.
3581 (alpha_vms_can_eliminate): Add prototype.
3582 (alpha_vms_initial_elimination_offset): Likewise.
3583 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3584 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3586 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3587 Douglas B Rupp <rupp@gnat.com>
3589 * config/alpha/alpha.c (common_object_handler): New function.
3590 (vms_attribute_table): Declare a single attribute "common_object".
3591 (vms_output_aligned_decl_common): New global function.
3592 (SECTION_VMS_OVERLAY): Delete.
3593 (SECTION_VMS_GLOBAL): Likewise.
3594 (SECTION_VMS_INITIALIZE): Likewise.
3595 (vms_asm_named_section): Remove support for above flags.
3596 (vms_section_type_flags): Delete.
3597 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3598 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3599 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3600 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3602 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3605 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3606 (sub_ddmmss): Likewise.
3608 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3611 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3614 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3617 * reload1.c (reload_as_needed): Use cancel_changes to completely
3618 undo a failed replacement attempt.
3620 2009-08-10 Richard Guenther <rguenther@suse.de>
3623 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3624 (useless_type_conversion_p): ... here. Require pointer targets
3627 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3630 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3631 loose the original type of the statement list.
3633 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3635 * config/alpha/alpha.c: Include libfuncs.h
3636 (avms_asm_output_extern): New function.
3637 (alpha_init_libfuncs): Init some decc libfuncs.
3638 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3639 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3640 (DO_CRTL_NAMES): Define.
3642 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3643 (LONG_TYPE_SIZE): Define.
3644 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3645 (SUBTARGET_SWITCHES): Define malloc64 switch.
3646 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3647 (MASK_RETURN_ADDR): Define.
3648 doc/invoke.texi (mmalloc64): Document switch.
3650 2009-08-09 Olivier Hainque <hainque@adacore.com>
3651 Douglas B Rupp <rupp@gnat.com>
3653 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3654 uses_condition_handler.
3655 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3656 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3657 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3658 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3659 (code_for_builtin): New insn codes for the new alpha_builtins.
3660 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3661 (alpha_sa_size): Account for uses_condition_handler.
3662 (alpha_expand_prologue): Likewise.
3663 (alpha_start_function): Likewise.
3664 (alpha_expand_epilogue): Likewise.
3665 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3666 establish/revert expanders.
3667 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3668 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3669 New expander, resorting to the alpha.c associated function.
3670 (builtin_revert_vms_condition_handler): Likewise.
3671 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3672 __gcc_shell_handler, the static VMS condition handler used as
3673 an indirection wrapper to the current dynamically established
3675 * config/alpha/vms-unwind.h: Complete rewrite.
3676 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3677 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3679 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3680 Douglas B Rupp <rupp@gnat.com>
3682 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3683 (alpha_need_linkage): Handle aliases. Return function symbol.
3684 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3685 Use ultimate alias target for the linkage name.
3686 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3687 by alpha_need_linkage for the function symbol.
3688 (setmemdi): Likewise.
3690 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3692 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3693 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3694 (ASM_WEAKEN_LABEL): Define.
3695 (CRT_CALL_STATIC_FUNCTION): Define.
3696 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3697 (ENDFILE_SPEC): Define.
3698 (INIT_SECTION_ASM_OP): Define.
3699 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3700 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3702 (MULTILIB_OSDIRNAMES): Define.
3703 (shlib_version): Define.
3704 (SHLIB_EXT): Define.
3705 (SHLIB_OBJS): Define.
3706 (SHLIB_NAME): Define.
3707 (SHLIB_MULTILIB): Define.
3708 (SHLIB_INSTALL): Define.
3709 (SHLIB_SYMVEC): Define.
3710 (SHLIB_SYMVECX2): Define.
3711 (SHLIB_LINK): Define.
3713 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3715 * config/alpha/alpha.c (alpha_initialize_trampoline):
3716 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3717 (alpha_start_function): Emit transfer address on nested functions
3718 for VMS trampoline call.
3719 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3720 since no longer used.
3721 * config/alpha/vms-tramp.asm: Remove.
3722 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3723 since now only data initialized at runtime.
3725 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3727 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3728 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3729 (MD_EXEC_PREFIX): Remove, no longer used.
3730 (MD_STARTFILE_PREFIX): Likewise.
3731 (INCLUDE_DEFAULTS): Likewise.
3732 * config/alpha/t-vms:
3733 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3735 2009-08-09 Richard Guenther <rguenther@suse.de>
3737 PR tree-optimization/41016
3738 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3739 (operand_precision): Remove.
3740 (integral_operand_p): Likewise.
3741 (recognize_single_bit_test): Adjust.
3743 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3745 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3746 operation overflows. Likewise non-cast unary arithmetic.
3747 If one arm of a conditional expression is always taken,
3748 inhibit evaluation warnings for the other arm. Likewise inhibit
3749 evaluation warnings for the second && or || operand if the first
3750 operand is enough to determine the result.
3751 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3753 (build_binary_op): Prevent duplicate evaluation warnings.
3755 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3757 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3758 and destination have different modes, Use promote_mode to
3759 determine the signedness of the conversion. Assert that the
3760 promoted source mode matches the destination mode. Don't pass
3761 the destination and destination mode to expand_expr if the source
3762 mode is different. Simplify conversion logic.
3764 2009-08-09 Ira Rosen <irar@il.ibm.com>
3766 PR tree-optimization/41008
3767 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3768 from condition only in case it's a comparison. Adjust checks.
3770 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3772 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3773 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3774 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3775 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3776 (dump_cand): Handle them.
3777 (struct iv_cand): New members COST_STEP and AINC_USE.
3778 (stmt_after_increment): Likewise.
3779 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3780 callers changed. Use gimple_uid comparison instead of scanning.
3781 (add_candidate_1): When looking for identical candidates, take
3782 AINC_USE into account. Set it for new candidates.
3783 (force_expr_to_var_cost): Cast target_spill_cost to int.
3784 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3785 All callers changed. Check for availability of autoinc addressing
3786 modes, both in general for a given mode, and in the specific use case.
3787 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3789 (get_computation_cost): Likewise.
3790 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3791 add_autoinc_candidates): New static functions.
3792 (add_candidate): Call add_autoinc_candidates for candidates based on
3794 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3795 (determine_use_iv_cost_address): If we have an autoinc candidate at
3796 the matching use, verify autoinc is possible and subtract the cost
3797 of the candidate's step from the cost.
3798 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3799 member of the candidate.
3800 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3801 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3803 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3805 * config.build (ia64-hp-*vms*): New target.
3806 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3808 * config.gcc (ia64-hp-*vms*): New target.
3809 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3811 * config.host (ia64-hp-*vms*): New target.
3812 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3815 2009-08-08 Richard Guenther <rguenther@suse.de>
3817 PR tree-optimization/40991
3818 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3820 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3822 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3823 mode check. Do truncations in an integer mode.
3824 (force_to_mode): Handle subregs for all mode types. Only do
3825 arithmetic simplifications on integer modes.
3827 2009-08-07 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/40999
3830 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3831 (maybe_fold_reference): Lookup constant initializers.
3832 (fold_gimple_assign): Likewise.
3834 2009-08-07 Richard Guenther <rguenther@suse.de>
3836 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3837 that require structural equality defer to the langhook.
3839 2009-08-07 Martin Jambor <mjambor@suse.cz>
3841 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3843 (struct ipa_pass_through_data): New type.
3844 (struct ipa_ancestor_jf_data): New type.
3845 (union jump_func_value): Removed field formal_id, added fields
3846 pass_through and ancestor.
3847 (struct ipa_param_call_note): Changed type of formal_id to int from
3849 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3850 operations jump functions and ancestor jump functions.
3851 (compute_complex_pass_through): New function.
3852 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3853 reflect changes in the jump function strucutre.
3854 (update_jump_functions_after_inlining): Ignore complex pass-through
3855 and ancestor jump functions.
3856 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3857 polynomial pass-through with operation jump functions.
3859 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3861 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3862 fde->dw_fde_begin as begin label instead of hot/cold label.
3863 Use LLSDAC label instead of LLSDA for second section lsda.
3864 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3865 label instead of LLSDA if it is true.
3866 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3868 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3869 SECTION argument. Use it as index into crtl->eh.call_site_record
3871 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3872 use it to determine how to print table entries instead of using
3873 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3874 label instead of normal begin label as base.
3875 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3876 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3877 ensure no EH range spans between sections and that landing pads
3878 are always in the corresponding section.
3879 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3880 for crtl->eh.call_site_record being an array rather than scalar.
3881 (output_one_function_exception_table): New function, copied
3882 from output_function_exception_table. Adjust
3883 dw2_size_of_call_site_table, dw2_output_call_site_table
3884 callers. For SECOND section use *C suffixed labels.
3885 (output_function_exception_table): Call
3886 output_one_function_exception_table and, when doing hot/cold
3887 partitioning, also another time for the second section.
3888 * opts.c: Include except.h.
3889 (decode_options): Allow -freorder-blocks-and-partition with
3890 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3891 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3892 * function.h (struct rtl_eh): Change call_site_record from
3893 scalar into array of 2 elements.
3895 2009-08-07 Martin Jambor <mjambor@suse.cz>
3897 * ipa-prop.c (count_formal_params_1): New function.
3898 (ipa_get_vector_of_formal_parms): New function.
3899 (get_vector_of_formal_parm_types): New function.
3900 (ipa_modify_formal_parameters): New function.
3901 (ipa_modify_call_arguments): New function.
3902 (index_in_adjustments_multiple_times_p): New function.
3903 (ipa_combine_adjustments): New function.
3904 (ipa_dump_param_adjustments): New function.
3905 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3906 (ipa_get_vector_of_formal_parms): Declare.
3907 (ipa_modify_formal_parameters): Declare.
3908 (ipa_modify_call_arguments): Declare.
3909 (ipa_combine_adjustments): Declare.
3910 (ipa_dump_param_adjustments): Declare.
3911 (build_ref_for_offset): Declare.
3912 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3913 * tree-sra.c: Include ipa-prop.c.
3914 (build_ref_for_offset): Make public.
3916 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3918 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3920 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3922 * gcc/doc/extend.texi (__builtin_extract_return_address)
3923 (__builtin_frob_return_address): Document.
3925 2009-08-06 Paul Brook <paul@codesourcery.com>
3927 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3928 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3929 implementation on ARMv6-M.
3931 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3933 * doc/extend.texi (pcs): Document new attribute for ARM.
3935 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3937 * arm.c (pcs_attribute_args): Comment out unsupported attribute
3940 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3942 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
3945 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3947 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
3949 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3951 Merge ARM/hard_vfp_branch to trunk.
3953 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
3955 * arm.c (libcall_eq): New function.
3956 (libcall_hash): New function.
3957 (add_libcall): New function.
3958 (arm_libcall_uses_aapcs_base): New function.
3959 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
3960 libcalls using the base PCS.
3961 (arm_init_cumulative_args): Likewise.
3963 2009-07-20 Joseph Myers <joseph@codesourcery.com>
3965 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
3966 Use base ABI for conversion libfuncs between HFmode and SFmode.
3968 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3970 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
3971 V4SImode as representatives of all 64-bit and 128-bit vector
3972 types. Allow vector types without vector modes.
3973 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
3974 without vector modes like BLKmode.
3975 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
3976 BLKmode. Avoid unsupported vector modes or TImode moves for
3978 (aapcs_vfp_allocate_return_reg): Likewise.
3979 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
3980 V8QImode if TARGET_NEON || TARGET_IWMMXT.
3982 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3984 * config/arm/arm.c (arm_handle_pcs_attribute): New.
3985 (arm_get_pcs_model): Pass attribute arguments to
3986 arm_pcs_from_attribute.
3987 (arm_init_cumulative_args): Use base AAPCS for conversions from
3988 floating-point types to DImode.
3989 (arm_attribute_table): Add pcs attribute.
3990 (arm_handle_pcs_attribute): New.
3991 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
3992 conversions from floating-point types to DImode, also declare them
3993 to use base AAPCS and declare functions they call to use base
3994 AAPCS and their RTABI names.
3996 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3998 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
3999 -mfloat-abi=hard not being supported for VFP.
4001 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
4003 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
4004 SYMBOL_REF to hard_libcall_value.
4006 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4007 Richard Earnshaw <rearnsha@arm.com>
4009 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
4010 has been put on the stack, all remaining co-processory arguments for
4011 that co-processor also go on the stack.
4013 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4015 * config/arm/arm.c (arm_return_in_memory): Handle returning
4016 vectors of suitable size in registers also for AAPCS case.
4018 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
4020 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
4022 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
4024 ARM Hard-VFP calling convention
4025 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
4026 * target.h (gcc_target): Add libcall_value to table of call hooks.
4027 * targhooks.h (default_libcall_value): Default implementation.
4028 * targhooks.c (default_libcall_value): Likewise.
4029 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
4030 * optabs.c (expand_unop): Use it.
4031 * expr.h (hard_libcall_value): Pass the function RTX through.
4032 * calls.c (emit_library_call_value_1): Update call to
4034 * explow.c (hard_libcall_value): Use new target hook.
4035 * testsuite/lib/target-supports.exp
4036 (check_effective_target_arm_hard_vfp_ok): New hook.
4037 (check_effective_target_arm_neon_ok): Improve test for neon
4039 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
4040 * config/arm/arm.c: Include cgraph.h
4041 (TARGET_FUNCTION_VALUE): Override default hook.
4042 (arm_pcs_default): New variable.
4043 (arm_override_options): Don't fault hard calling convention with VFP.
4044 Add support for AAPCS variants.
4045 (arm_function_value): Make static. Handle AAPCS variants.
4046 (arm_libcall_value): New function.
4047 (arm_apply_result_size): Handle VFP registers in results.
4048 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
4050 (pcs_attribute_args): New variable.
4051 (arm_pcs_from_attribute): New function.
4052 (arm_get_pcs_model): New function.
4053 (aapcs_vfp_cum_init): New function.
4054 (aapcs_vfp_sub_candidate): New function.
4055 (aapcs_vfp_is_return_candidate): New function.
4056 (aapcs_vfp_is_call_candidate): New function.
4057 (aapcs_vfp_allocate): New function.
4058 (aapcs_vfp_allocate_return_reg): New function.
4059 (aapcs_vfp_advance): New function.
4060 (aapcs_cp_arg_layout): New variable.
4061 (aapcs_select_call_coproc): New function.
4062 (aapcs_select_return_coproc): New function.
4063 (aapcs_allocate_return_reg): New function.
4064 (aapcs_libcall_value): New function.
4065 (aapcs_layout_arg): New function.
4066 (arm_init_cumulative_args): Initialize AAPCS args data.
4067 (arm_function_arg): Handle AAPCS variants using new interface.
4068 (arm_arg_parital_bytes): Likewise.
4069 (arm_function_arg_advance): New function.
4070 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
4071 calling conventions.
4072 (arm_setup_incoming_varargs): Handle new AAPCS args data.
4073 * arm.h (NUM_VFP_ARG_REGS): Define.
4074 (LIBCALL_VALUE): Update.
4075 (FUNCTION_VALUE): Delete.
4076 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
4077 (arm_pcs): New enum.
4078 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
4079 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
4080 (FUNCTION_ARG_REGNO_P): Add VFP regs.
4081 * arm-protos.h (arm_function_arg_advance): Add.
4082 (aapcs_libcall_value): Add.
4083 (arm_function_value): Delete.
4085 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
4086 H.J. Lu <hongjiu.lu@intel.com>
4089 * config/i386/i386.c (standard_sse_mode_p): Remove.
4090 (standard_sse_constant_p): Return 2 for integer mode
4091 vector_all_ones_operand when SSE2 is enabled.
4092 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
4093 (ix86_expand_vector_move): Do not check for negative values from
4094 standard_sse_constant_p.
4096 2009-08-06 Richard Guenther <rguenther@suse.de>
4098 * tree-ssa.c (useless_type_conversion_p_1): Make function and
4099 array type comparisons frontend independent.
4100 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
4101 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
4102 out array reference lower bound and element size operands.
4103 (ao_ref_init_from_vn_reference): Properly compute the offset
4104 for ARRAY_RANGE_REF.
4105 (vn_reference_fold_indirect): Fill out array reference lower
4106 bound and element size operands.
4107 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
4108 a non gimple valued reference operand which can happen for
4109 array reference lower bound or element size.
4110 (create_component_ref_by_pieces_1): Properly generate the
4111 element size operand for array references.
4113 2009-08-06 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/40964
4116 * tree.c (iterative_hash_host_wide_int): Export.
4117 * tree.h (iterative_hash_host_wide_int): Declare.
4118 * tree-ssa-structalias.c (heapvar_map): New struct.
4119 (heapvar_map_eq): New function.
4120 (heapvar_map_hash): Likewise.
4121 (heapvar_lookup): Adjust.
4122 (heapvar_insert): Likewise.
4123 (make_constraint_from_heapvar): Allow multiple heap variables
4124 per decl at different offsets.
4125 (init_alias_heapvars): Adjust.
4127 2009-08-04 David Daney <ddaney@caviumnetworks.com>
4129 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
4130 * mips_output_sync_loop (mips_output_sync_loop): Only emit
4131 trailing sync if TARGET_SYNC_AFTER_SC.
4133 2009-08-05 David Daney <ddaney@caviumnetworks.com>
4135 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
4136 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
4137 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
4138 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
4139 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4140 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4141 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4142 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
4143 test_and_set_12): Rewrite calls to mips_output_sync_loop.
4144 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
4145 the prototype declaration match the definition.
4146 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
4147 instructions explicitly. Add barrier_before and operands
4149 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
4150 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
4151 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
4152 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4153 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
4154 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
4156 2009-08-05 Andrew Pinski <pinskia@gmail.com>
4158 * tree-ssa-alias.c: Fix intervals to use [) syntax.
4160 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
4161 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4164 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
4167 2009-08-05 Jakub Jelinek <jakub@redhat.com>
4169 PR rtl-optimization/40924
4170 * dse.c (canon_address): Before calling cselib_expand_value_rtx
4171 make sure canon_rtx (mem_address) isn't simpler than
4172 canon_rtx (expanded_mem_address).
4174 2009-08-05 Li Feng <nemokingdom@gmail.com>
4176 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
4178 (build_scop_drs): Build alias set for each SCoP.
4180 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
4182 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
4183 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
4184 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
4185 (MIPS_ARCH_FLOAT_SPEC): Likewise.
4186 (BASE_DRIVER_SELF_SPECS): Likewise.
4188 2009-08-04 Andrew Pinski <pinskia@gmail.com>
4190 * tree-ssa-alias.c: Fix some comment typos.
4192 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
4194 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
4195 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
4197 2009-08-03 Janis Johnson <janis187@us.ibm.com>
4200 * simplify-rtx.c (simplify_binary_operation_1): Disable
4201 simplifications for decimal float operations.
4203 2009-08-03 Jakub Jelinek <jakub@redhat.com>
4206 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
4207 operand of INDIRECT_REF.
4209 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
4211 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
4212 constants referencing TLS symbols.
4214 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4216 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
4217 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
4219 2009-08-03 Richard Guenther <rguenther@suse.de>
4221 * tree.c (make_vector_type): Build a main variant first,
4222 get the canonical one and then build the variant.
4223 * tree-ssa.c (useless_type_conversion_p_1): Handle
4225 (useless_type_conversion_p): Conversions to pointers to
4226 incomplete record types are useless.
4228 2009-08-03 Richard Guenther <rguenther@suse.de>
4230 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4231 file will be created.
4232 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4233 * toplev.c (compile_file): Adjust comment.
4235 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4237 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4238 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4239 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4240 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4241 (sh_promote_function_mode): Fix typo.
4243 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4245 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4247 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4249 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4250 declaration arguments.
4252 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4254 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4255 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4256 (ix86_split_ashl): Ditto.
4257 (ix86_expand_vector_init_one_nonzero): Ditto.
4258 (ix86_expand_vector_set): Ditto.
4259 (ix86_expand_reduc_v4sf): Ditto.
4261 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4263 * explow.c (promote_function_mode): Remove assert.
4264 * config/sh/sh.c (sh_promote_function_mode): Declare.
4266 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4268 * config/pa/pa.c (pa_promote_function_mode): Declare.
4269 Change to static. Fix promote_mode call.
4271 * gthr-dce.h (CONST_CAST2): Define if not defined.
4272 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4274 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4276 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4278 * expr.c (store_constructor): Use promote_decl_mode. Remove
4279 now write-only variable unsignedp.
4280 (expand_expr_real_1): Use promote_decl_mode.
4281 * expr.h (promote_function_mode, promote_decl_mode): New.
4282 (promote_mode): Remove last argument.
4283 * function.c (assign_temp): Drop last argument of promote_mode.
4284 (assign_parm_find_data_types): Use promote_function_mode.
4285 (assign_parm_setup_reg): Likewise.
4286 (expand_function_end): Use promote_function_mode.
4287 * calls.c (initialize_argument_information): Use promote_function_mode.
4288 (precompute_arguments): Use promote_mode instead of checking if
4289 only PROMOTE_FUNCTION_MODE is defined.
4290 (expand_call): When making sibcall decisions, use promote_function_mode.
4291 Below, remove an if for targetm.calls.promote_function_return and
4292 and use promote_function_mode.
4293 (emit_library_call_value_1): Use promote_function_mode, fix bug
4294 where promote_mode was passed FOR_CALL == 0 for a return value in an
4296 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4297 * explow.c (promote_function_mode, promote_decl_mode): New.
4298 (promote_mode): Keep only the FOR_CALL == 0 case.
4299 * combine.c (setup_incoming_promotion): Remove test of
4300 promote_function_args. Use promote_function_mode.
4301 * stmt.c (expand_value_return): Use promote_decl_mode.
4302 (expand_decl): Use promote_decl_mode.
4304 * expr.c (store_constructor): Use promote_decl_mode. Remove
4305 now write-only variable unsignedp.
4306 (expand_expr_real_1): Use promote_decl_mode.
4307 * expr.h (promote_function_mode, promote_decl_mode): New.
4308 (promote_mode): Remove last argument.
4309 * function.c (assign_temp): Drop last argument of promote_mode.
4310 (assign_parm_find_data_types): Use promote_function_mode.
4311 (assign_parm_setup_reg): Likewise.
4312 (expand_function_end): Use promote_function_mode.
4313 * calls.c (initialize_argument_information): Use promote_function_mode.
4314 (precompute_arguments): Use promote_mode instead of checking if
4315 only PROMOTE_FUNCTION_MODE is defined.
4316 (expand_call): When making sibcall decisions, use promote_function_mode.
4317 Below, remove an if for targetm.calls.promote_function_return and
4318 and use promote_function_mode.
4319 (emit_library_call_value_1): Use promote_function_mode, fix bug
4320 where promote_mode was passed FOR_CALL == 0 for a return value in an
4322 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4323 * explow.c (promote_function_mode, promote_decl_mode): New.
4324 (promote_mode): Keep only the FOR_CALL == 0 case.
4325 * combine.c (setup_incoming_promotion): Remove test of
4326 promote_function_args. Use promote_function_mode.
4327 * stmt.c (expand_value_return): Use promote_decl_mode.
4328 (expand_decl): Use promote_decl_mode.
4330 * explow.c (promote_function_mode): Just call the target hook.
4331 * targhooks.c (default_promote_function_mode,
4332 default_promote_function_mode_always_promote): New.
4333 * targhooks.h (default_promote_function_mode,
4334 default_promote_function_mode_always_promote): Declare.
4335 * target.h (promote_function_args, promote_function_return): Remove.
4336 (promote_function_mode): New.
4337 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4338 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4339 (TARGET_PROMOTE_FUNCTION_MODE): New.
4340 (TARGET_CALLS): Adjust.
4341 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4342 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4344 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4345 * config/s390/s390.c (s390_promote_function_mode): ... here,
4346 with pointer handling.
4347 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4348 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4350 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4351 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4352 with pointer handling.
4353 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4354 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4356 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4357 * config/sh/sh.c (sh_promote_function_mode): New.
4358 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4359 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4361 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4362 * config/cris/cris.c (cris_promote_function_mode): ... here.
4363 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4364 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4366 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4367 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4368 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4369 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4371 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4372 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4373 complex type handling.
4374 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4375 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4377 * config/pa/pa.c (pa_promote_function_mode): New.
4378 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4379 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4381 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4382 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4383 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4384 * config/xtensa/xtensa.c: Likewise.
4385 * config/stormy16/stormy16.c: Likewise.
4386 * config/iq2000/iq2000.c: Likewise.
4387 * config/rs6000/rs6000.c: Likewise.
4388 * config/picochip/picochip.c: Likewise.
4389 * config/arc/arc.c: Likewise.
4390 * config/mcore/mcore.c: Likewise.
4391 * config/score/score.c: Likewise.
4392 * config/mips/mips.c: Likewise.
4393 * config/bfin/bfin.c: Likewise.
4394 * config/ia64/ia64.c: Likewise (disabled though).
4396 * config/frv/frv.h: Remove pointless remark.
4398 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4399 TARGET_PROMOTE_FUNCTION_ARGS,
4400 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4401 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4403 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4405 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4406 -floop-parallelize-all.
4407 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4408 flag_loop_parallelize_all.
4409 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4410 * graphite.c (graphite_transform_loops): Same.
4412 * graphite-poly.c (apply_poly_transforms): Same.
4414 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4416 PR tree-optimization/40914
4417 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4418 if set, then check the delta field of the PMF record.
4419 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4420 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4421 call is stored in the delta.
4423 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4425 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4427 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4429 * config/i386/bsd.h (ASM_BYTE): New define.
4430 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4431 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4432 .byte. Use fputs or putc instead of fprintf where appropriate.
4433 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4434 fputs or putc instead of fprintf where appropriate.
4435 * config/i386/i386elf.h: Ditto.
4436 * config/i386/sysv4.h: Ditto.
4438 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4439 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4440 (*tls_global_dynamic_64): Ditto.
4442 2009-07-31 Christian Bruel <christian.bruel@st.com>
4444 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4446 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4448 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4449 Remove dead code for MINUS.
4451 2009-07-31 Anthony Green <green@moxielogic.com>
4453 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4455 (moxie_expand_epilogue): Ditto for epilogue.
4456 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4458 (moxie_function_arg): Ditto.
4459 (moxie_pass_by_reference): Ditto.
4460 (moxie_arg_partial_bytes): Ditto.
4461 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4462 (FUNCTION_ARG_ADVANCE) Ditto.
4463 (REG_PARM_STACK_SPACE) Ditto.
4464 (FUNCTION_ARG_REGNO_P) Dito.
4466 * config.gcc: Add moxie linux config support.
4467 * gcc/config/moxie/uclinux.h: New file.
4469 2009-07-31 DJ Delorie <dj@redhat.com>
4471 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4472 (UNSPECV_SP_SWITCH_E): New.
4473 (sp_switch_1): Change to an unspec.
4474 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4476 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4477 reference the new stack's address
4479 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4481 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4482 graphite-clast-to-gimple.o, graphite-dependences.o,
4483 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4484 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4485 (graphite-blocking.o,
4486 graphite-clast-to-gimple.o, graphite-dependences.o,
4487 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4488 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4489 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4490 * cfgloop.h (struct loop): Add can_be_parallel field.
4491 * common.opt (fgraphite-identity): Moved up.
4492 (fgraphite-force-parallel): New flag.
4493 * graphite.c: Rewrite.
4494 * graphite.h: Rewrite.
4495 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4497 * toplev.c (graphite_out_file): New file descriptor.
4498 (graphite_in_file): New.
4499 (process_options): flag_graphite_force_parallel cannot be used without
4501 * tree-ssa-loop.c: Include toplev.h.
4502 (gate_graphite_transforms): Enable flag_graphite for
4503 flag_graphite_force_parallel.
4505 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4507 * ChangeLog.graphite: New.
4508 * graphite-blocking.c: New.
4509 * graphite-clast-to-gimple.c: New.
4510 * graphite-clast-to-gimple.h: New.
4511 * graphite-dependences.c: New.
4512 * graphite-dependences.h: New.
4513 * graphite-interchange.c: New.
4514 * graphite-poly.c: New.
4515 * graphite-poly.h: New.
4516 * graphite-ppl.c: New.
4517 * graphite-ppl.h: New.
4518 * graphite-scop-detection.c: New.
4519 * graphite-scop-detection.h: New.
4520 * graphite-sese-to-poly.c: New.
4521 * graphite-sese-to-poly.h: New.
4525 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4527 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4528 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4530 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4532 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4533 (scev_is_linear_expression): Return false if the evolution is not
4534 affine multivariate.
4536 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4538 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4539 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4541 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4543 * tree-data-ref.c (debug_data_references): New.
4544 (debug_data_reference): New.
4545 * tree-data-ref.h (debug_data_references): Declared.
4546 (debug_data_reference): Declared.
4548 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4550 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4551 * tree-data-ref.h (scop_p): Removed.
4552 (struct data_reference): Remove field scop.
4554 (stmt_simple_memref_p): Removed.
4556 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4558 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4559 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4562 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4564 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4566 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4568 * doc/invoke.texi (-fgraphite-identity): Documented.
4570 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4572 * tree-scalar-evolution.c: Fix comment.
4573 (instantiate_scev_1): Return unknow from scev instantiation if the
4574 result is not above instantiate_below.
4576 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4578 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4579 static anymore. Instantiate the symbols that may have been introduced
4581 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4584 2009-07-30 DJ Delorie <dj@redhat.com>
4586 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4587 .vliw directive to VLIW sections.
4589 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4591 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4593 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4594 (AUTOHEADER): New variable.
4595 ($(srcdir)/cstamp-h.in): Use it.
4597 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4598 Pat Haugen <pthaugen@us.ibm.com>
4599 Revital Eres <ERES@il.ibm.com>
4601 * config/rs6000/vector.md (VEC_F): Add VSX support.
4605 (vector_load_<mode>): Ditto.
4606 (vector_store_<mode>): Ditto.
4607 (vector GPR move split): Ditto.
4608 (vec_reload_and_plus_<mptrsize>): Ditto.
4609 (vec_reload_and_reg_<mptrsize>): Ditto.
4610 (add<mode>3): Ditto.
4611 (sub<mode>3): Ditto.
4612 (mul<mode>3): Ditto.
4613 (neg<mode>2): Ditto.
4614 (abs<mode>2): Ditto.
4615 (smin<mode>3): Ditto.
4616 (smax<mode>3): Ditto.
4617 (vector_eq<mode>): Ditto.
4618 (vector_gt<mode>): Ditto.
4619 (vector_ge<mode>): Ditto.
4620 (vector_gtu<mode>): Ditto.
4621 (vector_select_<mode>_uns): Ditto.
4622 (vector_eq_<mode>_p): Ditto.
4623 (vector_gt_<mode>_p): Ditto.
4624 (vector_ge_<mode>_p): Ditto.
4625 (vector_gtu_<mode>_p): Ditto.
4626 (cr6_test_for_zero): Ditto.
4627 (cr6_test_for_zero_reverse): Ditto.
4628 (cr6_test_for_lt): Ditto.
4629 (cr6_test_for_lt_reverse): Ditto.
4630 (xor<mode>3): Ditto.
4631 (ior<mode>3): Ditto.
4632 (and<mode>3): Ditto.
4633 (one_cmpl<mode>2): Ditto.
4634 (nor<mode>2): Ditto.
4635 (andc<mode>2): Ditto.
4636 (float<VEC_int<mode>2): Ditto.
4637 (unsigned_float<VEC_int><mode>2): Ditto.
4638 (fix_trunc<mode><VEC_int>2): Ditto.
4639 (fixuns_trunc<mode><VEC_int>2): Ditto.
4641 (vec_set<mode>): Ditto.
4642 (vec_extract<mode>): Ditto.
4643 (vec_interleave_highv4sf): Ditto.
4644 (vec_interleave_lowv4sf): Ditto.
4645 (vec_realign_load_<mode>): Ditto.
4646 (vec_shl_<mode>): Ditto.
4647 (vec_shr_<mode>): Ditto.
4648 (div<mode>3): New patterns for VSX.
4649 (vec_interleave_highv2df): Ditto.
4650 (vec_interleave_lowv2df): Ditto.
4651 (vec_pack_trunc_v2df): Ditto.
4652 (vec_pack_sfix_trunc_v2df): Ditto.
4653 (vec_pack_ufix_trunc_v2df): Ditto.
4654 (vec_unpacks_hi_v4sf): Ditto.
4655 (vec_unpacks_lo_v4sf): Ditto.
4656 (vec_unpacks_float_hi_v4si): Ditto.
4657 (vec_unpacks_float_lo_v4si): Ditto.
4658 (vec_unpacku_float_hi_v4si): Ditto.
4659 (vec_unpacku_float_lo_v4si): Ditto.
4660 (movmisalign<mode>): Ditto.
4661 (vector_ceil<mode>2): New patterns for vectorizing math library.
4662 (vector_floor<mode>2): Ditto.
4663 (vector_btrunc<mode>2): Ditto.
4664 (vector_copysign<mode>3): Ditto.
4666 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4667 predicate for setting the high bit in each word, used for copysign.
4669 * config/rs6000/ppc-asm.h (f19): Whitespace.
4670 (f32-f63): Define if VSX.
4671 (v0-v31): Define if Altivec.
4672 (vs0-vs63): Define if VSX.
4674 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4676 * config/rs6000/power7.md: New file, provide tuning parameters for
4679 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4680 (rs6000_cpu_cpp_builtins): Ditto.
4681 (altivec_overloaded_builtins): Ditto.
4682 (altivec_resolve_overloaded_builtin): Ditto.
4684 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4685 debug switch to disable vectorizing simple math builtin
4688 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4689 Vectorize simple math builtin functions.
4690 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4691 hook to vectorize math builtins.
4692 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4693 (rs6000_builtin_conversion): Add VSX/power7 support.
4694 (rs6000_builtin_vec_perm): Ditto.
4695 (vsplits_constant): Add support for loading up a vector constant
4696 with just the high bit set in each part.
4697 (rs6000_expand_vector_init): Add VSX/power7 support.
4698 (rs6000_expand_vector_set): Ditto.
4699 (rs6000_expand_vector_extract): Ditto.
4700 (rs6000_emit_move): Ditto.
4701 (bdesc_3arg): Ditto.
4702 (bdesc_2arg): Ditto.
4703 (bdesc_1arg): Ditto.
4704 (rs6000_expand_ternop_builtin): Ditto.
4705 (altivec_expand_builtin): Ditto.
4706 (rs6000_expand_unop_builtin): Ditto.
4707 (rs6000_init_builtins): Ditto.
4708 (altivec_init_builtins): Ditto.
4709 (builtin_function_type): Ditto.
4710 (rs6000_common_init_builtins): Ditto.
4711 (rs6000_handle_altivec_attribute); Ditto.
4712 (rs6000_mangle_type): Ditto.
4713 (rs6000_vector_mode_supported_p): Ditto.
4714 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4717 * config/rs6000/vsx.md: New file for VSX support.
4719 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4720 identifing values with just the most significant bit set.
4721 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4722 vectorized builtins.
4724 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4725 (UNSPEC_VRFIM): Delete.
4726 (splitter for loading up vector with most significant bit): New
4727 splitter for vectorizing copysign.
4728 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4729 vectorizing simple math functions.
4730 (altivec_vrfip): Add support for vectorizing simple math functions.
4731 (altivec_vrfim): Ditto.
4732 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4734 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4735 (power7.md, vsx.md): Include for power7 support.
4736 (copysigndf3): Use VSX instructions if -mvsx.
4737 (negdf2_fpr): Ditto.
4738 (absdf2_fpr): Ditto.
4739 (nabsdf2_fpr): Ditto.
4740 (adddf3_fpr): Ditto.
4741 (subdf3_fpr): Ditto.
4742 (muldf3_fpr): Ditto.
4743 (divdf3_fpr): Ditto.
4744 (fix_truncdfdi2_fpr): Ditto.
4745 (cmpdf_internal1): Ditto.
4746 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4747 (btruncdf2, btruncdf2_fpr): Ditto.
4748 (ceildf2, ceildf2_fpr): Ditto.
4749 (floordf2, floordf2_fpr): Ditto.
4750 (floatdidf2, floatdidf2_fpr): Ditto.
4751 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4752 (fmsubdf4_fpr): Ditto.
4753 (fnmadddf4_fpr_1): Ditto.
4754 (fnmadddf4_fpr_2): Ditto.
4755 (fnmsubdf4_fpr_1): Ditto.
4756 (fnmsubdf4_fpr_2): Ditto.
4757 (fixuns_truncdfdi2): Add expander for VSX support.
4758 (fix_truncdfdi2): Ditto.
4759 (fix_truncdfsi2): Ditto.
4761 (btruncsf2): Whitespace.
4762 (movdf_hardfloat32): Add support for VSX registers.
4763 (movdf_softfloat32): Ditto.
4764 (movdf_hardfloat64): Ditto.
4765 (movdf_hardfloat64_mfpgpr): Ditto.
4766 (movdf_softfloat64): Ditto.
4767 (movti splitters): Add check for vector registers supporting
4768 TImode in the future.
4769 (bpermd): Add power7 bpermd instruction.
4771 * config/rs6000/altivec.h (vec_div): Define if VSX.
4775 (vec_nearbyint): Ditto.
4778 (all predicates): Use the generic builtin function, and not the V4SF
4779 specific function so that the predicates will work with VSX's V2DF.
4783 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4784 Document new VSX functions and types.
4786 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4789 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4790 "wa", and "j" constraints. Modify "v" to talk about Altivec
4791 instead of just vector.
4793 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4796 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4797 location for phi arguments.
4798 (rewrite_update_phi_arguments): Find locations for reaching defs.
4799 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4800 Add location to add_phi_arg calls.
4801 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4802 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4803 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4804 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4805 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4806 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4807 * tree-phinodes.c (make_phi_node): Initialize location.
4808 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4809 (add_phi_arg): Add location parameter.
4810 (remove_phi_arg_num): Move location when moving phi argument.
4811 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4813 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4814 slpeel_update_phi_nodes_for_guard1,
4815 slpeel_update_phi_nodes_for_guard2,
4816 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4817 vect_loop_versioning): Set locations.
4818 * tree-parloops.c (create_phi_for_local_result,
4819 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4820 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4821 * tree-vect-loop.c (get_initial_def_for_induction,
4822 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4824 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4825 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4826 (gimple_phi_arg_set_location): New. Set locus.
4827 (gimple_phi_arg_has_location): New. Check for locus.
4828 (redirect_edge_var_map_location): New. Return locus from var_map.
4829 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4830 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4831 combining PHI arguments.
4832 (cond_store_replacement): Set location.
4833 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4834 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4835 scop_add_exit_phis_edge): Add locations.
4836 * tree-cfgcleanup.c (remove_forwarder_block,
4837 remove_forwarder_block_with_phi): Add locations.
4838 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4839 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4841 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4842 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4843 flush_pending_stmts): Add source location.
4844 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4845 stack to preserve locations.
4846 * tree-vect-stmts.c (vectorizable_load): Add location.
4847 * tree-inline.c (copy_phis_for_bb): Copy locus.
4848 (setup_one_parameter): Add call locus to inlined parameter stmts.
4849 (initialize_inlined_parameters): Pass in call location as parameter
4851 (tree_function_versioning): Pass location to setup_one_parameter.
4852 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4853 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4854 copy and edge lists.
4855 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4856 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4857 locus parameter and override the stmt default if provided.
4858 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4859 elim_graph_add_edge, elim_graph_remove_succ_edge,
4860 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4861 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4862 eliminate_phi): Add locus info in elimination graph for each edge and
4864 (insert_backedge_copies): Copy locus if present.
4865 * tree-flow.h (struct _edge_var_map): Add locus field.
4866 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4867 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4868 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4870 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4872 2009-07-30 Martin Jambor <mjambor@suse.cz>
4874 PR tree-optimization/40570
4875 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4878 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4880 * ssa-loop-manip.c: Include langhooks.h.
4881 (rewrite_phi_with_iv): New.
4882 (rewrite_all_phi_nodes_with_iv): New.
4883 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4884 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4885 * tree-parloops.c (loop_parallel_p): Move out all conditions
4886 except dependency check.
4887 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4888 (gen_parallel_loop): Call canonicalize_loop_ivs without
4889 reduction_list argument.
4890 (build_new_reduction): New.
4891 (gather_scalar_reductions): New.
4892 (try_get_loop_niter): New.
4893 (try_create_reduction_list): New.
4894 (parallleize_loops): Change the parallel conditions check.
4895 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4896 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4898 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4900 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4902 * doc/options.texi (Option properties): Mention new quoting syntax.
4904 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4906 * config/alpha/alpha.c (alpha_start_function):
4907 Handle VMS_DEBUG_MAIN_POINTER
4908 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4909 * doc/invoke.texi: Document -mdebug-main switch.
4911 2009-07-29 Richard Henderson <rth@redhat.com>
4913 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4914 (cgraph_create_edge_including_clones): Likewise.
4915 * tree-inline.c (copy_bb): Operate on the correct edges
4916 when updating the callgraph.
4918 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4920 * config/alpha/vms-cc.c: Deleted.
4921 * config/alpha/vms-ld.c: Deleted.
4922 * config/alpha/t-vms64: Moved to config/vms
4923 * config/alpha/vms-crt0-64.c: Moved to config/vms
4924 * config/alpha/vms-crt0.c: Moved to config/vms
4925 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4926 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4927 * config/alpha/xm-vms.h: Moved to config/vms
4928 * config/alpha/x-vms: Moved to config/vms
4929 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
4931 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
4932 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
4934 * config/vms/t-vms64: Moved here from config/alpha
4935 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
4936 (argc,argv,envp): Enforce 32bit malloc'ing.
4937 * config/vms/vms-psxcrt0-64.c: Likewise.
4938 * config/vms/vms-crt0.c: Moved here from config/alpha.
4939 * config/vms/vms-psxcrt0.c: Likewise.
4940 * config/vms/vms-crtl-64.h: New file.
4941 * config/vms/vms-crtl.h: New file.
4942 * config/vms/vms.opt: New file.
4943 * config/vms/xm-vms64.h: New file.
4944 * config/vms/xm-vms.h: Moved here from config/alpha.
4945 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
4947 * config/vms/x-vms: Moved here from config/alpha.
4948 (version, VMS_EXTRA_PARTS): Moved to t-vms.
4949 (vms-ld.o, vms-cc.o): Removed.
4950 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
4952 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4954 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4955 correct stack (obvious VMS fix).
4957 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4959 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4960 date, version info if VMS_DEBUGGING_INFO defined.
4961 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
4962 size, date calculating code moved here.
4964 2009-07-29 Paul Brook <paul@codesourcery.com>
4966 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
4969 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4972 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
4973 to DImode when generating insq_le insn.
4975 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4977 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4978 New macro set for VMS_DEBUGGGING_INFO.
4979 (AT_string_form): Use it.
4981 2009-07-28 DJ Delorie <dj@redhat.com>
4983 * config/mep/mep.c (vtext_section): New.
4984 (vftext_section): New.
4985 (ftext_section): New.
4986 (mep_select_section): Add support for functions.
4987 (mep_unique_section): Likewise.
4988 (mep_asm_init_sections): Likewise.
4989 (mep_encode_section_info): Remove it from here.
4991 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4993 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
4995 * tree.h (TREE_DEPRECATED): Document it is used for types too.
4996 (TYPE_VECTOR_OPAQUE): Use default_def_flag
4998 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5000 * dwarf2out.c (output_file_names): Test new macro
5001 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
5002 (add_comp_dir_attribute): Likewise.
5004 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
5006 * config/i386/mingw-w64.h (LINK_SPEC): Add
5007 separating space between commands.
5009 2009-07-28 Jan Hubicka <jh@suse.cz>
5011 PR tree-optimization/40759
5012 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
5015 2009-07-27 DJ Delorie <dj@redhat.com>
5017 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
5018 types are dword-aligned.
5019 (mep_expand_va_start): Likewise.
5021 2009-07-27 Olivier Hainque <hainque@adacore.com>
5022 Douglas B Rupp <rupp@gnat.com>
5024 * convert.c (convert_to_pointer): Don't assume the target
5025 pointer type is POINTER_SIZE long. Fetch its precision instead.
5027 2009-07-27 Douglas B Rupp <rupp@gnat.com>
5029 * system.h (fopen): Undefine if macro.
5031 2009-07-27 Jakub Jelinek <jakub@redhat.com>
5033 * dwarf2out.c (output_cfi_p): Removed.
5034 (output_cfis): New function.
5035 (output_fde): New function, split from output_call_frame_info.
5036 (output_call_frame_info): Use it.
5037 (dwarf2out_switch_text_section): Use output_cfis.
5039 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5041 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
5042 TARGET_BI_ARCH is specified without enabling SJLJ.
5043 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
5044 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
5046 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
5048 * arm.md (negdi2): Use DImode if forcing a value into a register.
5050 2009-07-26 Ira Rosen <irar@il.ibm.com>
5052 PR tree-optimization/40801
5053 * tree-vect-stmts.c (vectorizable_call): Get previous copy
5054 of vector operand from the previous copy of vector statement.
5055 Pass the correct definition type value to
5056 vect_get_vec_def_for_stmt_copy().
5058 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5060 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
5061 const char ** conversion.
5063 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5065 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
5066 fancy_abort() if !ENABLE_ASSERT_CHECKING.
5067 (gcc_unreachable): Invoke __builtin_unreachable() if
5068 !ENABLE_ASSERT_CHECKING.
5070 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5072 PR rtl-optimization/40445
5073 * emit-rtl.c (next_nonnote_insn_bb): New function.
5074 * rtl.h (next_nonnote_insn_bb): Declare new function.
5075 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
5076 with no successors that is the successor of the ENTRY_BLOCK.
5077 Continue from the top after removing an empty fallthrough block.
5078 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
5079 of next_nonnote_insn.
5081 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5083 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
5085 2009-07-25 Martin Jambor <mjambor@suse.cz>
5087 * c-common.c (c_common_attribute_table): New element for noclone.
5088 (handle_noclone_attribute): New function. Forward-declare.
5089 * tree-inline.c (tree_versionable_function_p): Check for noclone
5091 * doc/extend.texi (Labels as Values): Document need for noclone.
5092 (Function Attributes): Document noclone attribute.
5094 2009-07-25 Jakub Jelinek <jakub@redhat.com>
5096 PR rtl-optimization/34999
5097 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
5098 and dw_fde_switched_cold_to_hot fields.
5099 (output_cfi_p): New function.
5100 (output_call_frame_info): If fde->dw_fde_switched_sections,
5101 output 2 FDEs instead of one with corrupted header.
5102 (dwarf2out_do_cfi_startproc): New function.
5103 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
5104 and fde->dw_fde_switched_cold_to_hot.
5105 (dwarf2out_switch_text_section): Compute
5106 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
5107 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
5108 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
5109 Otherwise, compute fde->dw_fde_switch_cfi.
5111 2009-07-24 Cary Coutant <ccoutant@google.com>
5113 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
5115 2009-07-24 Cary Coutant <ccoutant@google.com>
5117 * cfghooks.c (split_block): Copy discriminator to new block.
5118 * tree-cfg.c (assign_discriminator): Check location of last
5119 instruction in block as well as first.
5121 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
5123 * config/i386/linux.c: Use fputs or putc instead of fprintf
5125 * config/i386/gas.h: Ditto.
5126 * config/i386/x86-64.h: Ditto.
5127 * config/i386/att.h: Ditto.
5129 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5131 * expmed.c (emit_store_flag): Use a recursive call to optimize the
5134 2009-07-24 Martin Jambor <mjambor@suse.cz>
5136 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
5137 (ipa_push_func_to_list_1): Declare.
5138 (ipa_push_func_to_list): New function.
5140 * ipa-prop.c (ipa_push_func_to_list_1): New function.
5141 (ipa_init_func_list): Call ipa_push_func_to_list_1.
5142 (ipa_push_func_to_list): Removed.
5143 (ipa_pop_func_from_list): Clear node_enqueued flag.
5145 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5147 * config/s390/s390.c (override_options): Default
5148 max-unrolled-insns to 100 for z10 tuning.
5150 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
5152 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
5153 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
5154 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
5155 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
5156 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
5157 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
5158 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
5160 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5162 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
5163 use default set in mingw32.h header.
5164 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
5165 64-bit /mingw/include path.
5166 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
5169 2009-07-23 Neil Vachharajani <nvachhar@google.com>
5171 PR rtl-optimization/40209
5172 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
5174 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5176 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
5177 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
5178 with the rest of string where appropriate. Use fputs or putc
5179 instead of fprintf where appropriate.
5181 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5182 Pat Haugen <pthaugen@us.ibm.com>
5183 Revital Eres <ERES@il.ibm.com>
5185 * config/rs6000/vector.md: New file. Move most of the vector
5186 expander support here from altivec.md to allow for the VSX vector
5187 unit in the future. Add support for secondary_reload patterns.
5188 Rewrite the patterns for vector comparison, and vector comparison
5189 predicate instructions so that the RTL expresses the desired
5190 behavior, instead of using unspec.
5192 * config/rs6000/constraints.md ("f" constraint): Use
5193 rs6000_constraints to hold the precalculated register class.
5194 ("d" constraint): Ditto.
5195 ("wd" constraint): New constraint for VSX.
5196 ("wf" constraint): Ditto.
5197 ("ws" constraint): Ditto.
5198 ("wa" constraint): Ditto.
5199 ("wZ" constraint): Ditto.
5200 ("j" constraint): Ditto.
5202 * config/rs6000/predicates.md (vsx_register_operand): New
5204 (vfloat_operand): New predicate for vector.md.
5205 (vint_operand): Ditto.
5206 (vlogical_operand): Ditto.
5207 (easy_fp_constant): If VSX, 0.0 is an easy constant.
5208 (easy_vector_constant): Add VSX support.
5209 (altivec_indexed_or_indirect_operand): New predicate for
5210 recognizing Altivec style memory references with AND -16.
5212 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
5213 for vector secondary reload support.
5214 (rs6000_vector_reg_class): Delete, replacing it with
5216 (rs6000_vsx_reg_class): Ditto.
5217 (rs6000_constraints): New array to hold the register classes of
5218 each of the register constraints that can vary at runtime.
5219 (builtin_mode_to_type): New static array for builtin function type
5221 (builtin_hash_table): New static hash table for builtin function
5223 (TARGET_SECONDARY_RELOAD): Define target hook.
5224 (TARGET_IRA_COVER_CLASSES): Ditto.
5225 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5226 registers are 128 bits if VSX memory reference instructions are used.
5227 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5229 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5230 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5231 Print several of the scheduling related parameters.
5232 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5233 rs6000_constraints instead of rs6000_vector_reg_class. Move
5234 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5235 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5236 Altivec. Add VSX support. Setup for secondary reload support on
5237 Altivec/VSX registers.
5238 (rs6000_override_options): Make power7 set the scheduling groups
5239 like the power5. Add support for new debug switches to override
5240 the scheduling defaults. Temporarily disable -mcpu=power7 from
5241 setting -mvsx. Add support for debug switches -malways-hint,
5242 -msched-groups, and -malign-branch-targets.
5243 (rs6000_buitlin_conversion): Add support for returning unsigned
5244 vector conversion functions to fix regressions due to stricter
5246 (rs6000_builtin_mul_widen_even): Ditto.
5247 (rs6000_builtin_mul_widen_odd): Ditto.
5248 (rs6000_builtin_vec_perm): Ditto.
5249 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5250 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5252 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5254 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5255 VSX types for bit operations. Changes to accomidate vector.md.
5256 (bdesc_2arg): Ditto.
5257 (bdesc_1arg): Ditto.
5258 (struct builtin_description_predicates): Rewrite predicate
5259 handling so that RTL describes the operation, instead of passing
5260 the instruction to be used as a string argument.
5261 (bdesc_altivec_preds): Ditto.
5262 (altivec_expand_predicate_builtin): Ditto.
5263 (altivec_expand_builtin): Ditto.
5264 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5265 statement for vsldoi support.
5266 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5267 (altivec_expand_st_builtin): Ditto.
5268 (paired_expand_builtin): Whitespace changes.
5269 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5270 builtin_mode_to_type table for secondary reload. Call
5271 builtin_function_type to build random builtin functions.
5272 (altivec_init_builtins): Change to use builtin_function_type to
5273 create builtin function types dynamically as we need them.
5274 (builtin_hash_function): New support for hashing the tree types
5275 for builtin function as we need it, rather than trying to build
5276 all of the trees that we need. Add initial preliminary VSX support.
5277 (builtin_function_type): Ditto.
5278 (builtin_function_eq): Ditto.
5279 (builtin_hash_struct): Ditto.
5280 (rs6000_init_builtins): Ditto.
5281 (rs6000_common_init_builtins): Ditto.
5282 (altivec_init_builtins): Ditto.
5283 (rs6000_common_init_builtins): Ditto.
5284 (enum reload_reg_type): New enum for simplifing reg classes.
5285 (rs6000_reload_register_type): Simplify register classes into GPR,
5286 Vector, and other registers. Altivec and VSX addresses in reload.
5287 (rs6000_secondary_reload_inner): Ditto.
5288 (rs6000_ira_cover_classes): New target hook, that returns the
5289 appropriate cover classes, based on -mvsx being used or not.
5290 (rs6000_secondary_reload_class): Add VSX support.
5291 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5292 (get_vsel_insn): Ditto.
5293 (rs6000_emit_vector_compare): Rewrite vector conditional support
5294 so that where we can, we use RTL operators, instead of blindly use
5296 (rs6000_emit_vector_select): Ditto.
5297 (rs6000_emit_vector_cond_expr): Ditto.
5298 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5299 (create_TOC_reference): Add -mdebug=addr support.
5300 (emit_frame_save): VSX loads/stores need register indexed addressing.
5302 * config/rs6000/rs6000.md: Include vector.md.
5304 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5306 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5307 support for V2DI, V2DF in logical, permute, select operations.
5309 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5310 switch for vsx/power7.
5311 (-mvsx-scalar-memory): Ditto.
5312 (-mvsx-align-128): Ditto.
5313 (-mallow-movmisalign): Ditto.
5314 (-mallow-df-permute): Ditto.
5315 (-msched-groups): Ditto.
5316 (-malways-hint): Ditto.
5317 (-malign-branch-targets): Ditto.
5319 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5321 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5322 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5323 (rs6000_vector_reg_class): Delete.
5324 (rs6000_vsx_reg_class): Ditto.
5325 (enum rs6000_reg_class_enum): New enum for the constraints that
5326 vary based on target switches.
5327 (rs6000_constraints): New array to hold the register class for all
5328 of the register constraints that vary based on the switches used.
5329 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5330 (enum rs6000_builtins): Add unsigned varients for the builtin
5331 declarations returned by target hooks for expanding multiplies,
5332 select, and permute operations. Add VSX builtins.
5333 (enum rs6000_builtin_type_index): Add entries for VSX.
5334 (V2DI_type_node): Ditto.
5335 (V2DF_type_node): Ditto.
5336 (unsigned_V2DI_type_node): Ditto.
5337 (bool_long_type_node): Ditto.
5338 (intDI_type_internal_node): Ditto.
5339 (uintDI_type_internal_node): Ditto.
5340 (double_type_internal_node): Ditto.
5342 * config/rs6000/altivec.md (whole file): Move all expanders to
5343 vector.md from altivec.md. Rename insn matching functions to be
5345 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5346 (altivec_vcmp*): Ditto.
5347 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5348 (VM): New iterator for moves that includes the VSX types.
5349 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5350 (altivec_vperm_<mode>_uns): New, for unsigned types.
5351 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5352 (altivec_eq<mode>): Ditto.
5353 (altivec_gt<mode>): Ditto.
5354 (altivec_gtu<mode>): Ditto.
5355 (altivec_eqv4sf): Ditto.
5356 (altivec_gev4sf): Ditto.
5357 (altivec_gtv4sf): Ditto.
5358 (altivec_vcmpbfp_p): Ditto.
5360 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5362 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5365 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5368 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5369 ASM_SHORT instead of .word.
5370 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5371 instead of .word in asm template.
5373 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5376 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5377 (process_bb_node_lives): Use it.
5379 * ira.c (setup_cover_and_important_classes): Don't setup
5380 ira_important_class_nums. Add cover classes to the end of
5382 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5384 (find_reg_class_closure): Use reorder_important_classes.
5386 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5388 * config/i386/i386.c (i386_ira_cover_classes): New function.
5389 (TARGET_IRA_COVER_CLASSES): Redefine.
5391 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5392 importance of order of cover classes in the array.
5394 2009-07-22 Diego Novillo <dnovillo@google.com>
5396 * tree-pass.h (TDF_EH): Define.
5397 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5398 contains TDF_EH, print the EH region number holding GS.
5399 * tree-dump.c (dump_options): Add "eh".
5400 * doc/invoke.texi: Document it.
5402 2009-07-22 Doug Kwan <dougkwan@google.com>
5404 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5406 2009-07-22 Michael Matz <matz@suse.de>
5408 PR tree-optimization/35229
5409 PR tree-optimization/39300
5411 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5412 (inhibit_phi_insertion): New function.
5413 (insert_into_preds_of_block): Call it for REFERENCEs.
5414 (init_pre): Initialize and finalize scalar evolutions.
5415 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5417 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5419 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5420 Use CONST_VECTOR_NUNITS to determine number of elements.
5422 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5424 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5425 (U, W): Constraints are now deprecated and will be removed if we
5427 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5429 ("prefetch"): Add the stcmh instruction for prefetching.
5430 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5432 (s390_short_displacement): Return always true if compiling for
5433 machines not providing the long displacement facility.
5434 (s390_mem_constraint): Support the new constraint letter Z.
5435 (s390_check_qrst_address): New function.
5437 2009-07-21 DJ Delorie <dj@redhat.com>
5439 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5442 2009-07-21 Jason Merrill <jason@redhat.com>
5444 * c-common.c (max_tinst_depth): Increase default to 1024.
5446 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5448 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5449 (vec_unpacku_float_lo_v4si): Ditto.
5451 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5454 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5455 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5456 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5457 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5459 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5461 PR tree-optimization/40813
5462 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5465 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5467 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5468 with a NOP_EXPR if needed.
5470 2009-07-21 Paul Brook <paul@codesourcery.com>
5472 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5473 Terminate debug dump with newline.
5475 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5477 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5478 Cast "1" to unsigned HOST_WIDE_INT.
5479 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5480 deposit length to the maximum length - lsb. Extend length if
5481 HOST_BITS_PER_WIDE_INT is 32.
5483 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5485 * cgraph.h (constant_pool_htab): New function.
5486 (constant_descriptor_tree): Move from varasm.c.
5487 * varasm.c (constant_pool_htab): New function.
5488 (constant_descriptor_tree): Move to cgraph.h.
5490 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5492 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5494 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5496 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5499 2009-07-20 Xinliang David Li <davidxl@google.com>
5501 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5503 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5505 * config/mips/mips.md (move_type): Add arith.
5506 (type): Handle arith.
5507 (zero_extendsidi2): Rename this into ...
5508 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5509 (zero_extendsidi2): New expander.
5510 (*zero_extendsidi2_dext): New pattern.
5512 2009-07-20 Nick Clifton <nickc@redhat.com>
5514 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5515 to set MIPS_ABI_DEFAULT.
5516 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5518 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5520 * tree-object-size.c (addr_object_size): Handle unions with
5521 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5523 PR tree-optimization/40792
5524 * tree.c (build_function_type_skip_args): Remove bogus assert.
5526 2009-07-20 Jan Hubicka <jh@suse.cz>
5527 Martin Jambor <mjambor@suse.cz>
5529 * cgraph.h (combined_args_to_skip): New field.
5530 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5531 combined_args_to_skip and args_to_skip.
5532 * tree-inline.c (update_clone_info): New function.
5533 (tree_function_versioning): Call update_clone_info.
5534 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5536 (cgraph_materialize_all_clones): More extensive dumping, working
5537 with combined_args_to_skip rather than args_to_skip.
5539 2009-07-20 Ira Rosen <irar@il.ibm.com>
5541 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5542 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5543 (get_initial_def_for_reduction): Likewise.
5544 (vectorizable_reduction): Skip the check of first operand in case
5545 of COND_EXPR. Add check that it is outer loop vectorization if
5546 nested cycle was detected. Call vectorizable_condition() for
5547 COND_EXPR. If reduction epilogue cannot be created do not fail for
5548 nested cycles (if it is not double reduction). Assert that there
5549 is only one type in the loop in case of COND_EXPR. Call
5550 vectorizable_condition() to vectorize COND_EXPR.
5551 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5552 Add parameters. Allow nested cycles if called from
5553 vectorizable_reduction(). Use reduction vector variable if provided.
5554 (vect_analyze_stmt): Call vectorizable_reduction() before
5555 vectorizable_condition().
5556 (vect_transform_stmt): Update call to vectorizable_condition().
5558 2009-07-20 Christian Bruel <christian.bruel@st.com>
5560 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5561 * doc/invoke.texi (-mfmovd): Likewise.
5562 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5564 2009-07-20 Jan Hubicka <jh@suse.cz>
5566 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5567 when handling SSA name.
5569 2009-07-19 Jan Hubicka <jh@suse.cz>
5571 PR tree-optimization/40676
5572 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5573 virtual PHIs in empty BBs.
5575 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5577 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5578 re-expanded the compound use gen_lowpart instead to convert to the
5581 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5583 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5584 OUTER_CONST arguments.
5585 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5586 the new wider mode will be masked off.
5587 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5589 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5591 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5592 high-order bits are zero.
5594 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5596 * combine.c (simplify_shift_const_1): Split code to determine
5598 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5599 new bits shifted in are identical to the old sign bit.
5601 2009-07-18 Richard Guenther <rguenther@suse.de>
5604 * gimplify.c (gimplify_call_expr): Reject code using results from
5605 functions returning void.
5607 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5609 * doc/md.texi: Document the new PowerPC "es" constraint.
5610 Document that "m" can include automodified addresses on this target,
5611 and explain how %U must be used. Extend the "Q" and "Z" documentation
5612 to suggest "es" as well as "m".
5613 * config/rs6000/constraints.md (es): New memory constraint.
5614 (Q, Z): Update strings to match new documentation.
5616 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5618 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5619 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5620 * config/rs6000/predicates.md (volatile_mem_operand): Use
5621 offsettable_nonstrict_memref_p.
5622 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5623 (*floatunssidf2_internal): Likewise.
5624 (*fix_truncdfsi2_internal): Likewise.
5625 (*fix_trunctfsi2_internal): Likewise.
5627 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5629 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5631 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5633 2009-07-17 Richard Guenther <rguenther@suse.de>
5636 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5637 (pass_warn_unused_result): Likewise.
5638 (TODO_set_props): Remove.
5639 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5641 (pass_diagnose_omp_blocks): Define.
5642 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5643 (c_gimple_diagnostics_recursively): Remove.
5644 (finish_function): Do not call it.
5645 (c_write_global_declarations): Continue after errors.
5646 Finalize the CU here.
5647 * c-gimplify.c (c_genericize): Do not gimplify here.
5648 * c-common.c (c_warn_unused_result): Move ...
5649 * tree-cfg.c (do_warn_unused_result): ... here.
5650 (run_warn_unused_result): New function.
5651 (gate_warn_unused_result): New function.
5652 (pass_warn_unused_result): New pass.
5653 * c-common.h (c_warn_unused_result): Remove.
5654 * flags.h (flag_warn_unused_result): Declare.
5655 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5656 * opts.c (flag_warn_unused_result): Initialize to false.
5657 * toplev.c (compile_file): Add comment.
5658 * omp-low.c (create_omp_child_function): Do not register
5659 the function with the frontend.
5660 (diagnose_omp_structured_block_errors): Prepare to be
5661 called as optimization pass.
5662 (gate_diagnose_omp_blocks): New function.
5663 (pass_diagnose_omp_blocks): New pass.
5664 * cgraph.h (cgraph_optimize): Remove.
5665 (cgraph_analyze_function): Likewise.
5666 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5667 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5668 before their parents here.
5669 (cgraph_finalize_function): Not here.
5670 (cgraph_analyze_function): Gimplify functions here.
5671 (cgraph_finalize_compilation_unit): Continue after errors.
5672 Optimize the callgraph from here.
5673 (cgraph_optimize): Make static.
5674 * langhooks.c (write_global_declarations): Finalize the CU.
5675 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5676 (gimplify_function_tree): Assert we gimplify only once.
5677 Set PROP_gimple_any property.
5678 * tree-nested.c (gimplify_all_functions): New function.
5679 (lower_nested_functions): Gimplify all nested functions.
5680 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5681 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5682 and pass_diagnose_omp_blocks after gimplification. Do not
5683 set TODO_set_props on all_lowering_passes.
5684 (execute_one_pass): Do not handle TODO_set_props.
5685 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5686 (gimplify.o): Add tree-pass.h dependency.
5687 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5688 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5689 (unsave_r): Likewise.
5690 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5693 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5695 * doc/service.texi (Service): Restore previously removed link,
5696 which isn't broken after all.
5698 2009-07-17 Richard Guenther <rguenther@suse.de>
5700 PR tree-optimization/40321
5701 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5702 PHI nodes to the maximal set.
5703 (make_values_for_phi): Add PHI arguments to the maximal set.
5704 (execute_pre): Dump PHI_GEN and the maximal set.
5706 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5709 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5712 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5714 * doc/extend.texi (Nested Functions): Replace broken link with
5716 * doc/service.texi (Service): Remove broken link.
5718 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5721 * builtins.c (expand_builtin_memcmp): Use loc instead of
5722 EXPR_LOCATION (exp).
5723 (expand_builtin_strncmp): Likewise.
5725 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5726 Manuel López-Ibáñez <manu@gcc.gnu.org>
5729 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5730 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5731 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5732 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5733 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5734 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5735 tree-inline.c, c-common.c, c-common.h, gimple.c,
5736 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5737 convert.c: Add location argument to fold_{unary,binary,ternary},
5738 fold_build[123], build_call_expr, build_size_arg,
5739 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5740 fold_build1_initializer, fold_build2_initializer,
5741 fold_build3_initializer, fold_build_call_array,
5742 fold_build_call_array_initializer, fold_single_bit_test,
5743 omit_one_operand, omit_two_operands, invert_truthvalue,
5744 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5745 combine_comparisons, fold_builtin_*, fold_call_expr,
5746 build_range_check, maybe_fold_offset_to_address, round_up,
5749 2009-07-16 Jason Merrill <jason@redhat.com>
5752 * c-common.c (c_common_reswords): Add __is_standard_layout
5754 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5755 * doc/implement-cxx.texi: New.
5756 * doc/gcc.texi: Include it.
5758 2009-07-16 DJ Delorie <dj@redhat.com>
5760 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5761 compares that may be indirectly affected by previous instructions.
5763 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5765 * builtins.c (do_mpc_arg2): New.
5766 (fold_builtin_2): Fold builtin cpow.
5767 * real.h (HAVE_mpc_pow): New.
5769 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5771 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5772 comparison to skip unprofitable schedule
5774 2009-07-16 Simon Baldwin <simonb@google.com>
5776 * gcc.c (option_map): New flag -no-canonical-prefixes.
5777 * (display_help): Print help text for new flag.
5778 * (process_command): Move options translation and language specifics
5779 and handle new flag early. Use it to set a function pointer to a
5780 prefix builder. Replace make_relative_prefix calls with calls to
5781 the function pointed to. Ignore new flag in regular options handling.
5782 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5784 2009-07-15 DJ Delorie <dj@redhat.com>
5786 * config/mep/mep.md (sibcall_internal): Change register to avoid
5788 (sibcall_value_internal): Likewise.
5790 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5792 PR rtl-optimization/40710
5793 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5795 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5797 * config/mips/mips.md (*extenddi_truncate<mode>,
5798 *extendsi_truncate<mode>): Change type attribute to move_type
5799 with shift_shift. Split out code handling exts from here ...
5800 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5802 (*extendhi_truncateqi): Change type attribute to move_type with
5803 shift_shift. Split out code handling exts from here ...
5804 (*extendhi_truncateqi_exts): ... to this new pattern.
5806 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5808 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5809 instead of "and" with inverted sign bit mask value. Use
5810 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5811 Allocate registers only for operand 4 and operand 5.
5813 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5816 * fold-const.c (fold_cond_expr_with_comparison): When folding
5817 < and <= to MIN, make sure the MIN uses the same type as the
5818 comparison's operands.
5820 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5822 * arm.md (ior_xor): New code iterator.
5823 (split for ior/xor with shift and zero-extend): New split pattern.
5824 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5826 2009-07-15 Richard Guenther <rguenther@suse.de>
5828 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5831 2009-07-15 Richard Guenther <rguenther@suse.de>
5834 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5836 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5838 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5839 handle 2.6.30 kernel.
5841 2009-07-15 DJ Delorie <dj@redhat.com>
5843 * config/mep/mep.md (sibcall_internal): Change register to allow
5844 for 24-bit addresses.
5845 (sibcall_value_internal): Likewise.
5847 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5849 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5850 that are enabled/disabled by the flags introduced by a previous patch.
5852 2009-07-14 DJ Delorie <dj@redhat.com>
5854 * config/mep/mep.md (sibcall_internal): Include non-toggling
5856 (sibcall_value_internal): Likewise.
5858 2009-07-14 Taras Glek <tglek@mozilla.com>
5859 Rafael Espindola <espindola@google.com>
5861 * doc/sourcebuild.texi: Document install-plugin target.
5862 * configure.ac: Added install-plugin target to language makefiles.
5863 * configure: Regenerate.
5864 * Makefile.in: (install-plugin): Install more headers,
5865 depend on lang.install-plugin.
5867 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5869 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5872 2009-07-14 DJ Delorie <dj@redhat.com>
5874 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5875 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5876 * config/mep/mep.md (sibcall_internal): Change test from
5877 mep_vliw_mode_match to mep_vliw_jmp_match.
5878 (sibcall_value_internal): Likewise.
5880 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5882 * config/i386/sse.md (copysign<mode>3): New expander.
5883 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5884 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5885 Use ix86_build_const_vector.
5886 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5887 IX86_BUILTIN_CPYSGNPD.
5888 (builtin_description): Add __builtin_ia32_copysignps and
5889 __builtin_ia32_copysignpd.
5890 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5891 and BUILT_IN_COPYSIGNF.
5893 2009-07-13 Jason Merrill <jason@redhat.com>
5895 * builtins.c (can_trust_pointer_alignment): New fn.
5896 (get_pointer_alignment): Factor it out from here.
5897 * tree.h: Declare it.
5899 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5901 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5904 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5908 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5910 2009-07-14 Richard Guenther <rguenther@suse.de>
5911 Andrey Belevantsev <abel@ispras.ru>
5914 * cfgexpand.c (partition_stack_vars): Do not bother to update
5915 alias information when not optimizing.
5917 2009-07-14 Richard Guenther <rguenther@suse.de>
5918 Andrey Belevantsev <abel@ispras.ru>
5920 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5921 (pt_solution_set): Likewise.
5922 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5923 * tree-ssa-structalias.c (pt_solution_set): New function.
5924 * final.c (rest_of_clean_state): Free SSA data structures.
5925 * print-rtl.c (print_decl_name): Remove.
5926 (print_mem_expr): Implement in terms of print_generic_expr.
5927 * alias.c (ao_ref_from_mem): New function.
5928 (rtx_refs_may_alias_p): Likewise.
5929 (true_dependence): Query alias-export info.
5930 (canon_true_dependence): Likewise.
5931 (write_dependence_p): Likewise.
5932 * tree-dfa.c (get_ref_base_and_extent): For void types leave
5934 * emit-rtl.c (component_ref_for_mem_expr): Remove.
5935 (mem_expr_equal_p): Use operand_equal_p.
5936 (set_mem_attributes_minus_bitpos): Do not use
5937 component_ref_for_mem_expr.
5938 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
5939 (update_alias_info_with_stack_vars): Likewise.
5940 (partition_stack_vars): Call update_alias_info_with_stack_vars.
5941 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
5942 explicitly nor clear stmt operands.
5943 Free the decl-to-pointer map.
5944 * tree-optimize.c (execute_free_datastructures): Do not free
5945 SSA data structures here.
5946 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
5947 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
5948 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
5950 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
5952 2009-07-13 DJ Delorie <dj@redhat.com>
5954 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
5955 unrolling at the right iteration count.
5957 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
5960 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5962 * haifa-sched.c (rank_for_schedule): Introduced flags to
5963 enable/disable individual scheduling heuristics.
5964 * common.opt: Introduced flags to enable/disable individual
5965 heuristics in the scheduler.
5966 * doc/invoke.texi: Introduced flags to enable/disable individual
5967 heuristics in the scheduler.
5969 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
5971 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
5972 config/i386/mingw-tls.c.
5973 * config/i386/mingw-tls.c: Removed.
5975 2009-07-13 Ira Rosen <irar@il.ibm.com>
5977 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
5978 checks access only relevant statements.
5979 (vectorizable_reduction): Likewise.
5981 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
5983 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
5984 just for 32-bit case.
5986 2009-07-12 Jan Hubicka <jh@suse.cz>
5988 PR tree-optimization/40585
5989 * except.c (expand_resx_expr): When there already is resume
5990 instruction, produce linked list.
5991 (build_post_landing_pads): Assert that resume is empty.
5992 (connect_post_landing_pads): Handle resume lists.
5993 (dump_eh_tree): Dump resume list.
5995 2009-07-12 Ira Rosen <irar@il.ibm.com>
5997 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5998 with additional argument.
5999 * tree-vectorizer.h (enum vect_def_type): Add
6000 vect_double_reduction_def.
6001 (vect_is_simple_reduction): Add argument.
6002 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
6004 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
6005 vect_is_simple_reduction with additional argument.
6006 (vect_analyze_loop_operations): Handle exit phi nodes in case of
6008 (reduction_code_for_scalar_code): Handle additional codes by
6009 returning ERROR_MARK for them. Fix comment and indentation.
6010 (vect_is_simple_reduction): Fix comment, add argument to specify
6011 double reduction. Detect double reduction.
6012 (get_initial_def_for_induction): Fix indentation.
6013 (get_initial_def_for_reduction): Fix comment and indentation.
6014 Handle double reduction. Create initial definitions that do not
6015 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
6016 (vect_create_epilog_for_reduction): Fix comment, add argument to
6017 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
6018 epilogue result extraction. Create double reduction phi node and
6019 replace relevant uses.
6020 (vectorizable_reduction): Call vect_is_simple_reduction with
6021 additional argument. Fix indentation. Update epilogue code treatment
6022 according to the changes in reduction_code_for_scalar_code. Check
6023 for double reduction. Call vect_create_epilog_for_reduction with
6024 additional argument.
6025 * tree-vect-stmts.c (process_use): Handle double reduction, update
6027 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
6028 (vect_get_vec_def_for_operand): Likewise.
6030 2009-07-12 Danny Smith <dansmister@gmail.com>
6032 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
6033 dllexport if !TREE_PUBLIC.
6034 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
6036 2009-07-11 Anatoly Sokolov <aesok@post.ru>
6038 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
6039 (avr_extra_arch_macro) Remove declatation.
6040 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
6041 (avr_extra_arch_macro) Declare as static.
6042 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
6044 2009-07-11 Jan Hubicka <jh@suse.cz>
6047 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
6049 2009-07-11 Jakub Jelinek <jakub@redhat.com>
6052 * dwarf2out.c (dw_fde_struct): Add in_std_section and
6053 cold_in_std_section bits.
6054 (dwarf2out_begin_prologue): Initialize them.
6055 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
6056 if already covered by text_section or cold_text_section range.
6058 PR rtl-optimization/40667
6059 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
6060 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
6061 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
6062 * config/i386/i386.c (ix86_minimum_alignment): New function.
6063 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
6064 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
6065 * emit-rtl.c (gen_reg_rtx): Likewise.
6066 * function.c (assign_parms): Likewise. If nominal_type needs
6067 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
6068 rather than passed_type's alignment.
6071 * function.c (assign_parm_setup_stack): Adjust
6072 MEM_OFFSET (data->stack_parm) if promoted_mode is different
6073 from nominal_mode on big endian.
6075 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
6077 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
6079 2009-07-10 DJ Delorie <dj@redhat.com>
6081 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
6083 2009-07-10 Mark Mitchell <mark@codesourcery.com>
6085 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
6087 (thumb2_cbnz): Likewise.
6089 2009-07-10 David Daney <ddaney@caviumnetworks.com>
6092 * config.gcc (supported_defaults): Add synci.
6093 (with_synci): Add validation.
6094 (all_defaults): Add synci.
6095 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
6098 * config/mips/mips.opt (msynci): New option.
6099 * config/mips/mips.c (mips_override_options): Warn on use of
6100 -msynci for targets that do now support it.
6101 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6103 * gcc/doc/invoke.texi (-msynci): Document the new option.
6104 * doc/install.texi (--with-synci): Document the new option.
6106 2009-07-10 Richard Guenther <rguenther@suse.de>
6108 PR tree-optimization/40496
6109 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
6110 the PHI result with a compatible type.
6112 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6116 * c.opt (Wunused-result): New.
6117 * doc/invoke.texi: Document it.
6118 * c-common.c (c_warn_unused_result): Use it.
6120 2009-07-09 DJ Delorie <dj@redhat.com>
6122 * targhooks.c (default_target_can_inline_p): Rename from
6123 default_target_option_can_inline_p.
6124 * targhooks.h (default_target_can_inline_p): Likewise.
6125 * target-def.h (TARGET_CAN_INLINE_P): Rename from
6126 TARGET_OPTION_CAN_INLINE_P.
6127 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
6128 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
6129 (mep_target_can_inline_p): Rename from
6130 mep_target_option_can_inline_p.
6133 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
6134 registers used to pass vectors.
6136 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
6138 2009-07-09 Tom Tromey <tromey@redhat.com>
6140 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
6141 * config/mmix/mmix.c: Include dwarf2.h.
6142 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
6143 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
6144 * config/sh/sh.c: Include dwarf2.h.
6145 * config/i386/i386.c: Include dwarf2.h.
6146 * Makefile.in (DWARF2_H): Remove 'elf'.
6147 * except.c: Include dwarf2.h.
6148 * unwind-dw2.c: Include dwarf2.h.
6149 * dwarf2out.c: Include dwarf2.h.
6150 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
6151 * unwind-dw2-fde.c: Include dwarf2.h.
6152 * dwarf2asm.c: Include dwarf2.h.
6154 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6156 * haifa-sched.c (insn_finishes_cycle_p): New static function.
6157 (max_issue): Use it.
6158 * sched-int.h (struct sched_info: insn_finishes_block_p): New
6160 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
6161 (region_sched_info): Update.
6162 * sched-ebb.c (ebb_sched_info): Update.
6163 * modulo-sched.c (sms_sched_info): Update.
6164 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
6166 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6168 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
6170 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
6172 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
6174 2009-07-09 Jakub Jelinek <jakub@redhat.com>
6177 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
6178 arg1 with arg01 if arg1 is already INTEGER_CST.
6180 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6182 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
6183 Transform (and (truncate)) into (truncate (and)).
6185 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6187 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
6188 creating LHS paradoxical subregs. Fix surrounding returns to
6189 use NULL_RTX rather than 0.
6191 2009-07-08 DJ Delorie <dj@redhat.com>
6193 * config/mep/mep.c: (mep_option_can_inline_p): New.
6194 (TARGET_OPTION_CAN_INLINE_P): Define.
6196 2009-07-08 Mark Wielaard <mjw@redhat.com>
6199 * dwarf2out.c (add_data_member_location_attribute): When we have
6200 only a constant offset don't emit a new location description using
6201 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
6204 2009-07-08 Richard Henderson <rth@redhat.com>
6207 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
6208 (enum reg_class): Add CLOBBERED_REGS.
6209 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
6210 * config/i386/i386.c (ix86_conditional_register_usage): Moved
6211 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
6212 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
6213 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
6214 force 64-bit sibcalls into R11.
6215 * config/i386/constraints.md (U): New constraint.
6216 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
6217 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
6218 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
6220 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6222 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6224 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6225 * ebitmap.h (dump_ebitmap): Ditto.
6226 * optabs.h (optab_libfunc): Ditto.
6227 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6228 * tree-flow.h (vect_can_force_dr_alignment_p,
6229 get_vectype_for_scalar_type): Ditto.
6230 (vectorize_loops): Move prototype to ...
6231 * tree-vectorizer.h: ... here. Also, adjust comment.
6232 (vect_set_verbosity_level): Remove duplicate prototype.
6233 * tree-ssa-loop.c: Include tree-vectorizer.h.
6234 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6236 2009-07-08 Nick Clifton <nickc@redhat.com>
6238 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6241 2009-07-08 DJ Delorie <dj@redhat.com>
6243 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6244 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6245 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6247 * config/mep/intrinsics.md: Regenerated.
6248 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6249 registers when asm() or calls are detected.
6251 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6254 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6256 * gimple (gimple_build_call_from_tree): Likewise.
6257 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6258 no_warning flag before warning.
6260 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6262 * tree.c (set_expr_locus): Remove.
6263 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6264 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6266 * gimplify.c (internal_get_tmp_var): Likewise.
6267 (gimplify_call_expr): Likewise.
6268 (gimplify_one_sizepos): Likewise.
6270 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6273 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6274 to variables for debugging purposes.
6276 2009-06-23 Mark Loeser <mark@halcy0n.com>
6279 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6281 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6283 * pretty-print.c (pp_base_format): Remove %J.
6284 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6285 gcc_cxxdiag_char_table): Likewise.
6286 (init_dynamic_diag_info): Likewise.
6288 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6290 * pretty-print.c (pp_base_format): Remove %H.
6291 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6292 gcc_cxxdiag_char_table): Likewise.
6293 (init_dynamic_diag_info): Likewise.
6294 * config/mep/mep.c (mep_select_section): Likewise.
6296 2009-07-07 Duncan Sands <baldrick@free.fr>
6298 * final.c (pass_clean_state): Give the pass a name.
6299 * passes.c (pass_rest_of_compilation): Likewise.
6300 * tree-optimize.c (pass_all_optimizations): Likewise.
6302 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6304 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6305 an extra 'decl' for error_at.
6307 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6310 * tree-tailcall.c (adjust_return_value_with_ops,
6311 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6312 if it has complex or vector type.
6314 2009-07-07 Olivier Hainque <hainque@adacore.com>
6316 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6319 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6321 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6323 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6325 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6326 * c-decl.c: Likewise.
6327 * function.c: Likewise.
6328 * varasm.c: Likewise.
6329 * tree-ssa.c: Likewise.
6330 * c-common.c: Likewise.
6331 * tree-cfg.c: Likewise.
6332 * config/spu/spu.c: Likewise.
6333 * config/ia64/ia64.c: Likewise.
6334 * config/v850/v850.c: Likewise.
6336 2009-07-06 DJ Delorie <dj@redhat.com>
6338 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6339 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6340 unspecified accesses to control registers.
6341 * config/mep/intrinsics.md: Regenerate.
6342 * config/mep/intrinsics.h: Regenerate.
6343 * config/mep/mep-intrin.h: Regenerate.
6345 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6347 * c-lex.c: Replace %H by an explicit location. Update all calls.
6348 * c-common.c: Likewise.
6349 * c-decl.c: Likewise.
6350 * c-typeck.c: Likewise.
6351 * fold-const.c: Likewise.
6352 * gimplify.c: Likewise.
6354 * tree-cfg.c: Likewise.
6355 * tree-ssa-loop-niter.c: Likewise.
6356 * tree-vrp.c: Likewise.
6357 * value-prof.c: Likewise.
6359 2009-07-06 Diego Novillo <dnovillo@google.com>
6361 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6362 if it has one. Handle cases where VAR does not have an
6363 annotation or cfun is NULL.
6365 2009-07-06 Diego Novillo <dnovillo@google.com>
6367 * tree.c: Include debug.h.
6368 (initialize_tree_contains_struct): New.
6369 (init_ttree): Call it.
6370 (tree_node_structure_for_code): Factor out of ...
6371 (tree_node_structure): ... here.
6372 * treestruct.def (TS_PHI_NODE): Remove.
6373 (TS_GIMPLE_STATEMENT): Remove.
6375 2009-07-06 Diego Novillo <dnovillo@google.com>
6377 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6378 (debug_tree_chain): Handle cycles.
6380 2009-07-06 Nick Clifton <nickc@redhat.com>
6381 DJ Delorie <dj@redhat.com>
6383 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6384 __FMOVD_ENABLED__ is defined.
6386 (TARGET_FMOVD): Provide a default definition.
6387 (MASK_FMOVD): Likewise.
6388 (TARGET_CPU_CPP_BUILTINS): Define
6389 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6390 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6391 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6392 (split for DF load from memory into register): Also handle
6393 MEMs which consist of REG+DISP addressing.
6394 (split for DF store from register to memory): Likewise.
6395 (movsf_ie): Always use single fp_mode.
6396 * config/sh/sh.c (sh_override_options): Do not automatically
6397 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6398 that to the -mfmovd command line switch.
6399 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6400 (fldi_ok): Always allow.
6401 * config/sh/sh.opt (mfmovd): Remove this switch.
6402 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6404 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6405 Kaz Kojima <kkojima@gcc.gnu.org>
6407 PR rtl-optimization/30807
6408 * postreload.c (reload_combine): For every new use of REG_SUM,
6409 record the use of BASE.
6411 2009-07-06 Jan Hubicka <jh@suse.cz>
6413 * params.def: Revert my accidental commit at 2009-06-30.
6415 2009-07-04 Ian Lance Taylor <iant@google.com>
6418 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6420 (mingw_format_attribute_overrides): Likewise.
6422 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6425 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6426 don't check cfa.reg. Instead of cfa.indirect use
6427 fde && fde->drap_reg != INVALID_REGNUM test.
6429 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6431 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6433 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6436 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6438 2009-07-03 Richard Guenther <rguenther@suse.de>
6440 PR tree-optimization/40640
6441 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6444 2009-07-03 Jan Hubicka <jh@suse.cz>
6446 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6447 for size, reduce amount of inlining.
6449 2009-07-03 Richard Guenther <rguenther@suse.de>
6452 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6453 if t +- x is known to not overflow and the conversion widens the
6455 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6457 2009-07-03 Jan Hubicka <jh@suse.cz>
6459 * ipa-pure-const.c (analyze): Update loop optimizer init.
6460 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6461 try_remove_empty_loop, remove_empty_loops): Remove.
6462 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6463 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6464 to mark regular loops as neccesary.
6465 (degenerate_phi_p): New function.
6466 (propagate_necessity, remove_dead_phis): Use it.
6467 (forward_edge_to_pdom): Likewise.
6468 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6469 virtual PHI nodes that became unreachable.
6470 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6471 * tree-flow.h (remove_empty_loops): Remove.
6472 * passes.c (init_optimization_passes): Remove.
6474 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6476 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6477 can_create_pseudo_p.
6478 (*fix_trunc<mode>_i387_1): Ditto.
6479 (*floathi<mode>2_1): Ditto.
6480 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6481 (*fistdi2_1): Ditto.
6482 (*fist<mode>2_1): Ditto.
6483 (frndintxf2_floor): Ditto.
6484 (*fist<mode>2_floor_1): Ditto.
6485 (frndintxf2_ceil): Ditto.
6486 (*fist<mode>2_ceil_1): Ditto.
6487 (frndintxf2_trunc): Ditto.
6488 (frndintxf2_mask_pm): Ditto.
6489 (fxam<mode>2_i387_with_temp): Ditto.
6490 * config/i386/sse.md (mulv16qi3): Ditto.
6491 (*sse2_mulv4si3): Ditto.
6493 (sse4_2_pcmpestr): Ditto.
6494 (sse4_2_pcmpistr): Ditto.
6496 2009-07-03 Jan Hubicka <jh@suse.cz>
6498 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6499 (mark_stmt_necessary): Set it.
6500 (mark_operand_necessary): Set it.
6501 (mark_control_dependent_edges_necessary): Set it.
6502 (mark_virtual_phi_result_for_renaming): New function.
6503 (get_live_post_dom): New function.
6504 (forward_edge_to_pdom): New function.
6505 (remove_dead_stmt): Fix handling of control dependences.
6506 (tree_dce_init): Init new bitmap.
6507 (tree_dce_done): Free it.
6509 2009-07-02 Richard Guenther <rguenther@suse.de>
6512 * tree-ssa-structalias.c (new_var_info): Initialize
6515 2009-07-02 Jan Hubicka <jh@suse.cz>
6517 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6520 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6522 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6523 instead of recomputing it. Adjust calls.
6524 (emit_store_flag): Adjust recursive calls.
6526 2009-07-02 Richard Guenther <rguenther@suse.de>
6528 * tree-ssa-live.c (remove_unused_locals): Do not remove
6530 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6531 of DECL_EXTERNAL for HEAP variables.
6532 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6533 HEAP variables. Do not adjust RESTRICT vars.
6534 (find_what_var_points_to): Nobody cares if something
6537 2009-07-02 Ben Elliston <bje@au.ibm.com>
6539 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6540 pc_low and pc_high declarations to the top of the function.
6542 2009-07-01 DJ Delorie <dj@redhat.com>
6544 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6546 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6547 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6548 unspecified accesses to control registers.
6549 * config/mep/intrinsics.md: Regenerate.
6550 * config/mep/intrinsics.h: Regenerate.
6551 * config/mep/mep-intrin.h: Regenerate.
6553 2009-07-01 Anthony Green <green@moxielogic.com>
6555 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6556 instruction when possible.
6557 (moxie_expand_prologue): Ditto. Also, save an instruction and
6558 some complexity by popping off of $r12 instead of $sp.
6559 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6562 2009-07-01 Richard Henderson <rth@redhat.com>
6565 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6566 contained no insns, reposition note before last insn.
6568 2009-07-01 Richard Henderson <rth@redhat.com>
6571 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6572 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6574 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6577 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6578 darwin9 for printing reg addresses with %y.
6580 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6582 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6583 truncation from operands in binary operations.
6585 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6588 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6589 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6590 subreg of op0 to the original op0.
6592 * expmed.c (store_bit_field_1): Use a temporary as the destination
6593 instead of a paradoxical subreg when we need to truncate the result.
6595 2009-07-01 DJ Delorie <dj@redhat.com>
6597 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6598 names to VLIW variants.
6599 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6600 * config/mep/intrinsics.md: Regenerate.
6601 * config/mep/intrinsics.h: Regenerate.
6602 * config/mep/mep-intrin.h: Regenerate.
6604 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6607 * jump.c (returnjump_p): Revert last patch.
6608 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6610 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6613 * pa.md (casesi32p): Use jump table label to determine the offset
6615 (casesi64p): Likewise.
6617 * pa.c (forward_branch_p): Return bool type. Use instruction
6618 addresses when available. Assert that INSN has a jump label.
6619 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6622 2009-07-01 Richard Guenther <rguenther@suse.de>
6624 PR tree-optimization/19831
6625 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6626 that only act as barriers do not make any previous stores necessary.
6627 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6628 HEAP variables global, do not add a constraint from nonlocal.
6629 (find_func_aliases): Handle escapes through return statements.
6630 (compute_points_to_sets): Make escaped HEAP variables global.
6632 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6635 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6636 after reducing a DImode cstore to SImode.
6638 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6640 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6641 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6643 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6645 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6646 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6648 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6649 and umod_optab if TARGET_BSD_DIVMOD.
6650 * config/vax/lib1funcs.asm: New file.
6651 * config/vax/t-linux: New file.
6652 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6654 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6657 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6658 to type arguments that have void type.
6661 * dwarf2out.c (gen_formal_parameter_die): Call
6662 equate_decl_number_to_die if node is different from origin.
6664 2009-06-30 Anthony Green <green@moxielogic.com>
6666 Clean up moxie port for --enable-build-with-cxx.
6667 * config/moxie/moxie.c (moxie_function_value): First two
6668 parameters are const_tree, not tree.
6669 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6670 (REG_CLASS_NAMES): Ditto.
6671 (REGNO_REG_CLASS): Ditto.
6672 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6673 (moxie_function_value): Fix constyness of arguments.
6675 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6677 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6678 finalize_size_functions before further processing.
6679 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6680 (variable_size): Call self_referential_size on size expressions
6681 that contain a PLACEHOLDER_EXPR.
6682 (size_functions): New static variable.
6683 (copy_self_referential_tree_r): New static function.
6684 (self_referential_size): Likewise.
6685 (finalize_size_functions): New global function.
6686 * tree.c: Include tree-inline.h.
6687 (push_without_duplicates): New static function.
6688 (find_placeholder_in_expr): New global function.
6689 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6691 <tcc_expression>: Likewise.
6692 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6693 the call in the expression.
6694 * tree.h (finalize_size_functions): Declare.
6695 (find_placeholder_in_expr): Likewise.
6696 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6697 (substitute_placeholder_in_expr): Update comment.
6698 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6700 (copy_tree_body_r): Likewise.
6701 (copy_tree_body): New static function.
6702 (maybe_inline_call_in_expr): New global function.
6703 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6704 (maybe_inline_call_in_expr): Declare.
6705 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6706 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6709 2009-06-30 Richard Guenther <rguenther@suse.de>
6711 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6713 (propagate_necessity): Do not mark reaching defs of stores
6716 2009-06-30 Jan Hubicka <jh@suse.cz>
6718 * cfgloopanal.c (check_irred): Move into ...
6719 (mark_irreducible_loops): ... here; return true if ireducible
6721 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6722 (analyze_function): Try to prove loop finiteness.
6723 * cfgloop.h (mark_irreducible_loops): Update prototype.
6724 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6726 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6728 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6730 2009-06-30 Ira Rosen <irar@il.ibm.com>
6732 PR tree-optimization/40542
6733 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6736 2009-06-30 Martin Jambor <mjambor@suse.cz>
6738 PR tree-optimization/40582
6739 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6740 than useless_type_conversion_p.
6741 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6744 2009-06-30 Martin Jambor <mjambor@suse.cz>
6747 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6749 2009-06-30 Richard Guenther <rguenther@suse.de>
6751 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6752 use ao_ref references.
6753 (walk_aliased_vdefs): Likewise.
6754 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6755 * tree-ssa-dce.c (struct ref_data): Remove.
6756 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6757 (mark_aliased_reaching_defs_necessary): Adjust.
6758 (mark_all_reaching_defs_necessary_1): Likewise.
6760 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6763 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6764 (emit_store_flag_1): Extract from emit_store_flag, adjust
6765 calls to (what now is) emit_cstore.
6766 (emit_store_flag): Call emit_store_flag_1 and also use it
6767 for what used to be recursive calls.
6769 2009-06-30 Wei Guozhi <carrot@google.com>
6772 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6773 if the target bb post dominates from bb.
6774 * config/i386/i386.c (memory_address_length): Check existence of base
6775 register before using it.
6777 2009-06-30 Nick Clifton <nickc@redhat.com>
6778 DJ Delorie <dj@redhat.com>
6780 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6781 __FMOVD_ENABLED__ is defined.
6783 (TARGET_FMOVD): Provide a default definition.
6784 (MASK_FMOVD): Likewise.
6785 (TARGET_CPU_CPP_BUILTINS): Define
6786 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6787 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6788 two fmov instructions depending upon whether TARGET_FMOVD is
6790 (split for DF load from memory into register): Also handle
6791 MEMs which consist of REG+DISP addressing.
6792 (split for DF store from register to memory): Likewise.
6793 * config/sh/sh.opt (mfmovd): Remove this switch.
6794 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6795 * config/sh/sh.c (sh_override_options): Do not automatically
6796 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6797 that to the -mfmovd command line switch.
6799 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6801 (fldi_ok): Always allow.
6802 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6804 2009-06-29 DJ Delorie <dj@redhat.com>
6806 * doc/install.texi (mep-x-elf): Correct chip's full name.
6808 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6810 * doc/extend.texi: Fix typo.
6812 2009-06-29 Tom Tromey <tromey@redhat.com>
6815 * Makefile.in (DWARF2_H): New variable.
6817 (dwarf2out.o): Likewise.
6818 (dwarf2asm.o): Likewise.
6819 * config/i386/t-i386: Use DWARF2_H.
6820 * except.c: Include elf/dwarf2.h.
6821 * unwind-dw2.c: Include elf/dwarf2.h.
6822 * dwarf2out.c: Include elf/dwarf2.h.
6823 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6824 <dtprel>: New field.
6825 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6826 (size_of_loc_descr): Likewise.
6827 (output_loc_operands_raw): Likewise.
6828 (output_loc_operands): Handle new dtprel field.
6829 (loc_checksum): Update.
6830 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6831 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6832 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6833 * dwarf2asm.c: Include elf/dwarf2.h.
6834 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6835 * config/mmix/mmix.c: Include elf/dwarf2.h.
6836 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6837 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6838 * config/sh/sh.c: Include elf/dwarf2.h.
6839 * config/i386/i386.c: Include elf/dwarf2.h.
6841 2009-06-29 DJ Delorie <dj@redhat.com>
6843 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6845 * doc/extend.texi: Add MeP attributes and pragmas.
6846 * doc/invoke.text: Add MeP Options.
6847 * doc/contrib.texi: Add MeP contribution.
6848 * doc/md.texi: Add MeP constraints.
6849 * doc/install.texi: Add MeP target.
6851 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6853 * target.h (struct gcc_target): Add frame_pointer_required field.
6854 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6855 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6856 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6858 * reload1.c (update_eliminables): (Ditto.).
6859 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6860 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6861 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6863 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6865 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6866 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6867 (arm_frame_pointer_required): New function.
6869 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6870 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6871 (avr_frame_pointer_required_p): Declare as static.
6872 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6874 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6875 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6876 (bfin_frame_pointer_required): Make as static, change return type
6878 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6880 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6881 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6882 (cris_frame_pointer_required): New function.
6884 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6886 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6887 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6888 (fr30_frame_pointer_required): New function.
6890 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6891 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6892 (frv_frame_pointer_required): Make as static, change return type
6894 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6896 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6897 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6898 (ix86_frame_pointer_required): Make as static, change return type to
6900 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6902 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6903 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6905 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6907 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6909 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6911 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6912 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6913 (mips_frame_pointer_required): Make as static.
6914 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6916 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6917 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6918 (mmix_frame_pointer_required): Mew function.
6920 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6921 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6923 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6925 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6927 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6929 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6930 (CAN_ELIMINATE): Redefine.
6931 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6932 (sparc_frame_pointer_required): New function.
6933 (sparc_can_eliminate): New function.
6934 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
6936 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
6937 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6939 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
6940 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6941 (xtensa_frame_pointer_required): Make as static, change return type
6943 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
6946 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
6948 * doc/plugins.texi: Document PLUGIN_START_UNIT.
6949 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
6950 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
6951 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
6952 (register_callback): Handle PLUGIN_START_UNIT.
6953 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
6955 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
6957 * tree.c (process_call_operands): Propagate TREE_READONLY from the
6959 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6960 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
6962 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
6964 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6967 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
6969 * doc/extend.texi (Additional Floating Types): __float128 is also
6970 supported on i386 targets.
6972 2009-06-29 Richard Guenther <rguenther@suse.de>
6975 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6977 (pt_solutions_same_restrict_base): Declare.
6978 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
6980 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
6981 (make_constraint_from, make_copy_constraint): Move earlier.
6982 (make_constraint_from_heapvar): New function.
6983 (make_constraint_from_restrict): Likewise.
6984 (handle_lhs_call): Use it.
6985 (find_func_aliases): Use it to track conversions to restrict
6987 (struct fieldoff): Add only_restrict_pointers flag.
6988 (push_fields_onto_fieldstack): Initialize it.
6989 (create_variable_info_for): Track global restrict qualified pointers.
6990 (intra_create_variable_infos): Use make_constraint_from_heapvar.
6991 Track restrict qualified pointer arguments.
6992 (set_uids_in_ptset): Use varinfo is_global_var flag.
6993 (find_what_var_points_to): Set the vars_contains_restrict flag.
6994 Always create the points-to solution for sets including restrict tags.
6995 (pt_solutions_same_restrict_base): New function.
6996 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
6997 qualified pointers use pt_solutions_same_restrict_base as
6998 additional source for disambiguation.
7000 2009-06-29 Richard Guenther <rguenther@suse.de>
7003 * alias.c (find_base_decl): Remove.
7004 (get_deref_alias_set_1): Remove restrict handling.
7005 * c-common.c (c_apply_type_quals_to_decl): Do not set
7006 DECL_POINTER_ALIAS_SET.
7007 * gimplify.c (find_single_pointer_decl_1): Remove.
7008 (find_single_pointer_decl): Likewise.
7009 (internal_get_tmp_var): Remove restrict handling.
7010 (gimple_regimplify_operands): Likewise.
7011 * omp-low.c (expand_omp_atomic_pipeline): Do not set
7012 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
7013 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
7014 * tree.c (restrict_base_for_decl): Remove.
7015 (init_ttree): Do not allocate it.
7016 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
7017 LABEL_DECL_UID for label decls.
7018 (copy_node_stat): Do not copy restrict information.
7019 (decl_restrict_base_lookup): Remove.
7020 (decl_restrict_base_insert): Likewise.
7021 (print_restrict_base_statistics): Likewise.
7022 (dump_tree_statistics): Do not call print_restrict_base_statistics.
7023 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
7024 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
7025 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
7026 (LABEL_DECL_UID): Adjust.
7027 (DECL_BASED_ON_RESTRICT_P): Remove.
7028 (DECL_GET_RESTRICT_BASE): Likewise.
7029 (SET_DECL_RESTRICT_BASE): Likewise.
7030 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
7032 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
7033 instead of DECL_POINTER_ALIAS_SET.
7034 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7035 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
7036 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
7038 2009-06-29 Richard Guenther <rguenther@suse.de>
7040 PR tree-optimization/40579
7041 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
7042 the IL to simplify has constants that overflowed.
7044 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
7046 PR tree-optimization/40550
7047 * tree-vect-generic.c (expand_vector_operations_1): Compute in
7048 vector_compute_type only when the size of vector_compute_type is
7049 less than the size of type.
7051 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
7053 * fold-const.c (contains_label_1): Fix comments.
7054 (contains_label_p): Do not walk trees multiple time.
7056 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7058 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
7059 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
7060 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
7061 ix86_fp_comparison_operator.
7062 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
7063 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
7064 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
7065 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
7066 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
7067 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
7068 (related splits): Change predicate to ix86_fp_comparison_operator.
7069 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
7070 instead of ix86_fp_comparison_codes.
7071 (ix86_trivial_fp_comparison_operator,
7072 ix86_fp_comparison_operator): New.
7073 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
7074 (ix86_expand_compare): Eliminate last two parameters.
7075 (ix86_fp_jump_nontrivial_p): Kill.
7076 * config/i386/i386.c (put_condition_code): Eliminate call to
7077 ix86_fp_comparison_codes and subsequent assertion.
7078 (ix86_fp_comparison_codes): Eliminate.
7079 (ix86_fp_swap_condition): New.
7080 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
7081 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
7082 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
7083 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
7084 and ix86_fp_swap_condition.
7085 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
7086 Use ix86_fp_comparison_strategy.
7087 (ix86_expand_compare): Likewise. Eliminate last two arguments.
7088 (ix86_fp_jump_nontrivial_p): Eliminate.
7089 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
7090 call to ix86_expand_compare.
7091 (ix86_split_fp_branch, ix86_expand_setcc,
7092 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
7093 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
7095 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7097 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
7098 related to jump_clobbers.
7099 * config/arm/arm.md (conds): Remove jump_clob case.
7100 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
7101 splits): Change comparison_operator to arm_comparison_operator.
7102 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
7105 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7107 * dojump.c (do_compare_rtx_and_jump): Try swapping the
7108 condition for floating point modes.
7109 * expmed.c (emit_store_flag_1): Move here a bigger part
7111 (emit_store_flag): Try swapping the condition for floating point
7113 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
7115 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7117 * expr.c (expand_expr_real_1): Just use do_store_flag.
7118 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
7119 emit_store_flag_force.
7120 * expmed.c (emit_store_flag_force): Copy here trick
7121 previously in expand_expr_real_1. Try reversing the comparison.
7122 (emit_store_flag_1): Work if target is NULL.
7123 (emit_store_flag): Work if target is NULL, using the result mode
7124 from the comparison. Use split_comparison, restructure final part
7125 to simplify conditionals.
7127 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7129 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
7130 * dojump.c (do_jump): Change handling of floating-point
7131 ops to use just do_compare_and_jump.
7132 (split_comparison): New.
7133 (do_compare_rtx_and_jump): Add here logic coming previously
7134 in do_jump, using split_comparison.
7136 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
7139 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
7141 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7143 * tree-ssa-alias.c: Fix unintentional commit.
7145 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7147 * passes.c (execute_one_pass): Fix unintentional commit.
7149 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7151 * df-problems.c (df_set_seen, df_unset_seen): Delete.
7152 (df_rd_local_compute, df_md_local_compute): Inline them.
7154 (df_md_scratch): New.
7155 (df_md_alloc, df_md_free): Allocate/free it.
7156 (df_md_local_compute): Only include live registers in init.
7157 (df_md_transfer_function): Prune the in-set computed by
7158 the confluence function, and the gen-set too.
7160 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7162 PR rtl-optimization/26854
7163 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
7164 * df-problems.c (df_rd_add_problem): Fix comment.
7165 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
7166 df_md_simulate_artificial_defs_at_top,
7167 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
7168 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
7169 df_md_transfer_function, df_md_init, df_md_confluence_0,
7170 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
7171 problem_MD, df_md_add_problem): New.
7172 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
7173 df_md_get_bb_info): New.
7174 (DF_LAST_PROBLEM_PLUS1): Adjust.
7176 * Makefile.in (fwprop.o): Include domwalk.h.
7177 * fwprop.c: Include domwalk.h.
7178 (reg_defs, reg_defs_stack): New.
7179 (bitmap_only_bit_between): Remove.
7180 (process_defs): New.
7181 (process_uses): Use reg_defs and local_md instead of
7182 bitmap_only_bit_between and local_rd.
7183 (single_def_use_enter_block): New, from build_single_def_use_links.
7184 (single_def_use_leave_block): New.
7185 (build_single_def_use_links): Remove code moved to
7186 single_def_use_enter_block, invoke domwalk.
7187 (use_killed_between): Adjust comment.
7189 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7191 * bitmap.h (bitmap_ior_and_into): New.
7192 * bitmap.c (bitmap_ior_and_into): New.
7194 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7196 * domwalk.h (struct dom_walk_data): Remove all callbacks except
7197 before_dom_children_before_stmts and after_dom_children_after_stmts.
7198 Rename the two remaining callbacks to just before_dom_children and
7199 after_dom_children. Remove other GIMPLE statement walking bits.
7200 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
7201 * graphite.c: Do not include domwalk.h.
7202 * tree-into-ssa.c (interesting_blocks): New global.
7203 (struct mark_def_sites_global_data): Remove it and names_to_rename.
7204 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
7205 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
7206 now that they're not domwalk callbacks.
7207 (rewrite_initialize_block): Rename to...
7208 (rewrite_enter_block): ... this, place after called functions. Test
7209 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
7210 (rewrite_finalize_block): Rename to...
7211 (rewrite_leave_block): ... this, place after called functions.
7212 (rewrite_update_init_block): Rename to...
7213 (rewrite_update_enter_block): ... this, place after called functions.
7214 Test interesting_blocks, call rewrite_update_stmt and
7215 rewrite_update_phi_arguments.
7216 (rewrite_update_fini_block): Rename to...
7217 (rewrite_leave_block): ... this, place after called functions.
7218 (rewrite_blocks): Remove last argument, simplify initialization of
7220 (mark_def_sites_initialize_block): Rename to...
7221 (mark_def_sites_block): ... this, call mark_def_sites.
7222 (mark_def_sites_blocks): Remove argument, simplify initialization of
7224 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7225 (update_ssa): Likewise.
7226 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7228 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7229 (dom_opt_initialize_block): Rename to...
7230 (dom_opt_enter_block): ... this, place after called functions. Walk
7231 statements here, inline propagate_to_outgoing_edges.
7232 (dom_opt_finalize_block): Rename to...
7233 (dom_opt_leave_block): ... this, place after called functions.
7234 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7236 (dse_enter_block, dse_record_phi): New.
7237 (dse_record_phis): Delete.
7238 (dse_finalize_block): Rename to...
7239 (dse_leave_block): ... this.
7240 (tree_ssa_dse): Simplify initialization of walk_data.
7241 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7242 Adjust initialization of walk_data.
7243 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7244 * tree-ssa-loop-phiopt.c (get_non_trapping):
7245 Adjust initialization of walk_data.
7246 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7247 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7248 it's not a domwalk callback.
7249 (uncprop_initialize_block): Rename to...
7250 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7251 (dse_finalize_block): Rename to...
7252 (dse_leave_block): ... this.
7253 (tree_ssa_uncprop): Simplify initialization of walk_data.
7254 * Makefile.in: Adjust dependencies.
7256 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7258 * arm.md (casesi): Fix test for Thumb1.
7259 (thumb1_casesi_internal_pic): Likewise.
7260 (thumb1_casesi_dispatch): Likewise.
7262 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7264 * config/arm/arm-cores.def: Added core cortex-m0.
7265 * config/arm/arm-tune.md: Regenerated.
7266 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7268 2009-06-26 DJ Delorie <dj@redhat.com>
7270 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7272 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7273 the scheduler doesn't tag jump insns.
7275 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7277 * c-decl.c (merge_decls): Re-indent.
7279 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7282 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7283 Special-case decimal float constants.
7285 2009-06-26 Richard Henderson <rth@redhat.com>
7287 * function.h (struct function): Add cannot_be_copied_reason,
7288 and cannot_be_copied_set.
7289 * tree-inline.c (has_label_address_in_static_1): Rename from
7290 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7291 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7292 don't set inline_forbidden_reason.
7293 (copy_forbidden): New function, split out of inline_forbidden_p.
7294 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7295 (inline_forbidden_p): Use copy_forbidden.
7296 (tree_versionable_function_p): Likewise.
7297 (inlinable_function_p): Merge into tree_inlinable_function_p.
7298 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7299 * ipa-cp.c (ipcp_versionable_function_p): New function.
7300 (ipcp_cloning_candidate_p): Use it.
7301 (ipcp_node_modifiable_p): Likewise.
7303 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7305 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7306 that is marked not to be inlined. Remove flag_mudflap use.
7307 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7308 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7310 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7313 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7314 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7316 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7318 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7320 (__mingwthr_remove_key_dtor): Likewise.
7322 2009-06-26 Richard Guenther <rguenther@suse.de>
7324 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7326 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7329 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7330 try the non-cond_exec path also.
7332 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7335 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7336 (output_cbranch): Use new functions.
7337 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7340 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7341 Pat Haugen <pthaugen@us.ibm.com>
7342 Revital Eres <ERES@il.ibm.com>
7344 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7345 for %c error. Add %x support to print VSX registers as a unified
7346 register set, instead of separate float and altivec registers.
7347 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7348 %y case, and add support for VSX pre-modify addresses.
7349 (output_toc): Add assert for CONST containing an integer constant
7351 (rs6000_adjust_cost): Add POWER7 support.
7352 (insn_must_be_first_in_group): Ditto.
7353 (insn_must_be_last_in_group): Ditto.
7354 (rs6000_emit_popcount): Ditto.
7355 (rs6000_vector_mode_supported_p): Ditto.
7357 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7358 Change some of the functions called by macros to being called
7359 through a pointer, so debug functions can be inserted if
7360 -mdebug=addr or -mdebug=cost.
7361 (rs6000_preferred_reload_class_ptr): Ditto.
7362 (rs6000_secondary_reload_class_ptr): Ditto.
7363 (rs6000_secondary_memory_needed_ptr): Ditto.
7364 (rs6000_cannot_change_mode_class_ptr): Ditto.
7365 (rs6000_secondary_reload_inner): Ditto.
7366 (rs6000_legitimize_reload_address): Ditto.
7367 (rs6000_legitimize_reload_address_ptr): Ditto.
7368 (rs6000_mode_dependent_address): Ditto.
7369 (rs6000_mode_dependent_address_ptr): Ditto.
7371 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7372 function to return true if the mode allows reg + integer
7374 (virtual_stack_registers_memory_p): New function to return true if
7375 the address refers to a virtual stack register.
7376 (rs6000_legitimate_offset_address_p): Move code to say whether a
7377 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7379 (rs6000_legitimate_address_p): Add checks for modes that only can
7380 do reg+reg addressing. Start adding VSX support.
7381 (rs6000_legitimize_reload_address): Ditto.
7382 (rs6000_legitimize_address): Ditto.
7383 (rs6000_debug_legitimate_address_p): New debug functions for
7384 -mdebug=addr and -mdebug=cost.
7385 (rs6000_debug_rtx_costs): Ditto.
7386 (rs6000_debug_address_costs): Ditto.
7387 (rs6000_debug_adjust_cost): Ditto.
7388 (rs6000_debug_legitimize_address): Ditto.
7389 (rs6000_legitimize_reload_address_ptr): Point to call normal
7390 function or debug function. Make functions called via pointer
7392 (rs6000_mode_dependent_address_ptr): Ditto.
7393 (rs6000_secondary_reload_class_ptr): Ditto.
7394 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7395 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7396 into a friendlier error.
7397 (rs6000_init_builtins): Add initial VSX support.
7398 (rs6000_adjust_cost): Fix some spacing issues.
7400 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7401 (REG_CLASS_NAMES): Ditto.
7402 (REG_CLASS_CONTENTS): Ditto.
7403 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7404 pointer, to add -mdebug=addr support.
7405 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7406 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7407 -mdebug=addr support.
7408 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7409 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7410 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7412 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7414 (bswapsi*): Set attribute types for load/store. Add combiner
7415 patterns to eliminate zero extend on 64-bit.
7416 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7417 stdbrx if the hardware supports those instructions.
7419 2009-06-25 Ian Lance Taylor <iant@google.com>
7421 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7422 (Link Options): Document -static-libstdc++.
7424 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7427 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7428 DATA_ALIGNMENT instead.
7430 2009-06-25 Richard Guenther <rguenther@suse.de>
7432 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7433 indirect references against the callused/escaped solutions.
7434 (call_may_clobber_ref_p_1): Likewise.
7436 2009-06-25 Martin Jambor <mjambor@suse.cz>
7438 PR tree-optimization/40493
7439 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7440 (enum unscalarized_data_handling): New type.
7441 (handle_unscalarized_data_in_subtree): Return what has been done.
7442 (load_assign_lhs_subreplacements): Handle left flushes differently.
7443 (sra_modify_assign): Use unscalarized_data_handling, simplified
7444 condition determining whether to remove the statement.
7446 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7448 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7449 excerpt - @ should be doubled for texinfo.
7451 2009-06-24 Ian Lance Taylor <iant@google.com>
7453 * config/arc/arc.c: Include "df.h".
7454 (arc_attribute_table): Make static. Move higher in file.
7455 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7456 (output_shift): Initialize n later to avoid warning.
7457 * config/arm/arm.c (arm_attribute_table): Make static. Move
7459 * config/avr/avr.c (avr_attribute_table): Make static. Move
7461 (reg_class_tab): Change array type from int to enum reg_class.
7462 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7464 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7465 (lshrhi3_out): Likewise.
7466 (class_likely_spilled_p): Change return type to bool.
7467 (avr_rtx_costs): Use local code variable with enum type.
7468 * config/avr/avr.md (movmemhi): Use add_reg_note.
7469 (andhi3, andsi3): Don't use AS2 with "and".
7470 (iorhi3, iorsi3): Don't use AS2 with "or".
7471 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7472 * config/crx/crx.c: Include "df.h".
7473 (crx_attribute_table): Make static.
7474 * config/m32r/m32r.c: Include "df.h".
7475 (m32r_attribute_table): Make static. Move higher in file.
7476 (pop): Use add_reg_note.
7477 (block_move_call): Change 0 to LCT_NORMAL in function call.
7478 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7479 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7480 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7481 declare, not just when TREE_CODE is defined.
7482 * config/m68hc11/m68hc11.c: Include "expr.h".
7483 (m68hc11_attribute_table): Make static. Move higher in file.
7484 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7486 (m68hc11_register_indirect_p): Likewise.
7487 (m68hc11_function_arg_padding): Change return type to enum
7489 (emit_move_after_reload): Use add_reg_note.
7490 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7491 (m68hc11_split_logical): Likewise.
7492 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7494 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7495 to VOIDmode in function call.
7496 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7498 (m68hc11_split_logical): Update declaration.
7499 (m68hc11_function_arg_padding): Update declaration.
7500 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7501 to array of enum reg_class.
7502 (mcore_attribute_table): Make static. Move higher in file.
7503 (mcore_rtx_costs): Add cast to enum type.
7504 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7505 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7506 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7508 * config/sh/predicates.md (trapping_target_operand): Rename and to
7510 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7512 * config/spu/spu.c (spu_attribute_table): Make static. Move
7514 * config/v850/v850.c (v850_attribute_table): Make static. Move
7516 (v850_rtx_costs): Use local code with enum type.
7517 (expand_epilogue): Add cast.
7518 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7520 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7523 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7524 -m2a-single-only and -m2a-nofpu.
7525 * config/sh/sh.opt: Document m2a generates FPU code.
7527 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7529 * defaults.h (CAN_ELIMINATE): Provide default.
7530 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7531 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7532 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7533 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7534 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7535 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7536 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7537 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7538 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7539 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7541 2009-06-24 DJ Delorie <dj@redhat.com>
7543 * mep-ext-cop.cpu: Fix copyright notice.
7544 * mep-default: Fix copyright notice.
7545 * mep-core: Fix copyright notice.
7546 * mep: Fix copyright notice.
7547 * mep-ivc2: Fix copyright notice.
7548 * mep-c5: Fix copyright notice.
7550 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7552 * doc/contrib.texi (Contributors):
7554 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7557 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7558 src and dst operands if necessary.
7560 2009-06-23 DJ Delorie <dj@redhat.com>
7563 * config.gcc: Add mep support.
7564 * recog.c: Resurrect validate_replace_rtx_subexp().
7565 * recog.h: Likewise.
7566 * config/mep/: Add new port:
7567 * config/mep/constraints.md: New file.
7568 * config/mep/default.h: New file.
7569 * config/mep/intrinsics.h: New file.
7570 * config/mep/intrinsics.md: New file.
7571 * config/mep/ivc2-template.h: New file.
7572 * config/mep/mep-c5.cpu: New file.
7573 * config/mep/mep-core.cpu: New file.
7574 * config/mep/mep-default.cpu: New file.
7575 * config/mep/mep-ext-cop.cpu: New file.
7576 * config/mep/mep-intrin.h: New file.
7577 * config/mep/mep-ivc2.cpu: New file.
7578 * config/mep/mep-lib1.asm: New file.
7579 * config/mep/mep-lib2.c: New file.
7580 * config/mep/mep-pragma.c: New file.
7581 * config/mep/mep-protos.h: New file.
7582 * config/mep/mep-tramp.c: New file.
7583 * config/mep/mep.c: New file.
7584 * config/mep/mep.cpu: New file.
7585 * config/mep/mep.h: New file.
7586 * config/mep/mep.md: New file.
7587 * config/mep/mep.opt: New file.
7588 * config/mep/predicates.md: New file.
7589 * config/mep/t-mep: New file.
7591 2009-06-23 Ian Lance Taylor <iant@google.com>
7593 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7594 from loose_warn into c_loose_warn and from strict_warn into
7595 c_strict_warn. Set and substitute warn_cxxflags. Check for
7596 --enable-build-with-cxx. Set and substitute
7597 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7598 * Makefile.in (CXXFLAGS): New variable.
7599 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7600 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7601 the default is the same as $(STRICT_WARN).
7602 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7603 (CXX): New variable.
7604 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7605 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7606 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7607 (HOST_LIBS): New variable.
7608 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7609 (ALL_CXXFLAGS): New variable.
7610 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7611 * doc/install.texi (Configuration): Document
7612 --enable-build-with-cxx, --with-stage1-ldflags,
7613 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7614 * configure: Rebuild.
7616 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7618 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7619 from previous commit.
7621 2009-06-23 Ian Lance Taylor <iant@google.com>
7623 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7625 2009-06-23 Ian Lance Taylor <iant@google.com>
7627 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7628 with ATTRIBUTE_UNUSED.
7630 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7631 Pat Haugen <pthaugen@us.ibm.com>
7632 Revital Eres <eres@il.ibm.com>
7634 * config.in (HAVE_AS_POPCNTD): Add default definition.
7635 (HAVE_AS_LWSYNC): Ditto.
7637 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7639 (gcc_cv_as_powerpc_cmpb): Ditto.
7640 (gcc_cv_as_powerpc_dfp): Ditto.
7641 (gcc_cv_as_powerpc_vsx): Ditto.
7642 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7643 supporting the popcntd/lwsync instructions.
7644 (gcc_cv_as_powerpc_lwsync): Ditto.
7645 * configure: Regenerate.
7647 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7648 -mcpu=native and -mcpu=power7.
7649 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7651 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7652 a variable instead of a mask to reduce the number of mask bits.
7653 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7654 (-mbit-word): Ditto.
7655 (-mregnames): Ditto.
7656 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7657 (-mfused-madd): Ditto.
7659 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7661 (-mvsx): New switch for VSX instructions.
7662 (-misel): Move from a variable to a mask to allow it to be set by
7665 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7666 function declaration to an array declaration.
7667 (rs6000_hard_regno_nregs): New external array declaration.
7669 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7670 files included by rs6000.md.
7672 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7673 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7675 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7677 (rs6000_debug_reg): New -mdebug= variables.
7678 (rs6000_debug_addr): Ditto.
7679 (rs6000_debug_cost): Ditto.
7680 (rs6000_pmode): New variable to hold Pmode.
7681 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7682 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7683 calculated at compiler start.
7684 (rs6000_hard_regno_nregs): Change function to an array which holds
7685 HARD_REGNO_NREGS calculated at compiler start.
7686 (rs6000_explicit_options): Delete isel field.
7687 (rs6000_vector_unit): New array to hold which vector unit
7688 supports arithmetic options for a given type.
7689 (rs6000_vector_mem): New array to hold which vector unit supports
7690 memory reference operations for a given type.
7691 (rs6000_vector_align): New array to given the alignment of each
7693 (power7_cost): New basic costs for power7.
7694 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7695 (rs6000_hard_regno_nregs_internal): New function, moved from
7696 HARD_REGNO_NREGS, to calculate the number of registers each hard
7697 register takes for each type.
7698 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7699 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7700 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7701 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7702 unit information here so it is calculated once at compiler startup
7704 (rs6000_override_options): Make -misel a target mask. Add more
7705 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7706 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7708 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7709 (rs6000_handle_option): Move -misel from variable to target mask.
7710 (rs6000_builtin_mask_for_load): Add VSX support.
7711 (rs6000_conditional_register_usage): Ditto.
7712 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7713 (function_arg_boundary): Ditto.
7714 (rs6000_expand_builtin): Ditto.
7715 (def_builtin): Make abort message a little friendlier.
7716 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7718 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7719 assembler support the popcntd instruction instead of a vsx
7720 instruction to enable power7 support.
7721 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7722 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7723 option to the assembler if -mcpu=native.
7724 (ASM_CPU_NATIVE_SPEC): Ditto.
7725 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7727 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7728 the lwsync instruction.
7729 (enum processor_type): Add PROCESSOR_POWER7.
7730 (rs6000_debug_reg): New -mdebug= options.
7731 (rs6000_debug_addr): Ditto.
7732 (rs6000_debug_cost): Ditto.
7733 (rs6000_isel): Delete.
7734 (enum rs6000_vector): New enum to say what vector unit we have.
7735 (VECTOR_UNIT_*): New macros to say which vector unit has
7736 arithmetic operations for a given type.
7737 (VECTOR_MEM_*): New macros to say which vector unit has memory
7738 operations for a given type.
7739 (TARGET_LDBRX): Whether the machine supports the ldbrx
7741 (TARGET_ISEL): Delete, -misel moved to be a mask.
7742 (TARGET_ISEL64): New macro for 64-bit isel support.
7743 (UNITS_PER_VSX_WORD): New macro.
7744 (POINTER_SIZE): Move to be an external variable, rather than
7745 calculating whether we are generating 32 ot 64-bit code.
7747 (STACK_BOUNDARY): Add VSX support.
7748 (LOCAL_ALIGNMENT): Ditto.
7749 (SLOW_UNALIGNED_ACCESS): Ditto.
7750 (VSX_REGNO_P): New macro for VSX support.
7751 (VFLOAT_REGNO_P): Ditto.
7752 (VINT_REGNO_P): Ditto.
7753 (VLOGICAL_REGNO_P): Ditto.
7754 (VSX_VECTOR_MODE): Ditto.
7755 (VSX_SCALAR_MODE): Ditto.
7757 (VSX_MOVE_MODE): Ditto.
7758 (VSX_REG_CLASS_P): Ditto.
7759 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7761 (UNITS_PER_SIMD_WORD): Add VSX support.
7762 (MODES_TIEABLE_P): Ditto.
7763 (STARTING_FRAME_OFFSET): Ditto.
7764 (STACK_DYNAMIC_OFFSET): Ditto.
7765 (EPILOGUE_USES): Ditto.
7766 (REGNO_REG_CLASS): Move to array lookup.
7767 (CLASS_MAX_NREGS): Ditto.
7768 (rs6000_vector_reg_class): Add declaration.
7769 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7770 overlap with the floating point and Altivec registers.
7772 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7774 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7775 give the appropriate asm switches if -mcpu=native.
7776 (host_detect_local_cpu): Add support for "asm".
7777 (host_detect_local_cpu): Follow GNU code guidelines for name.
7779 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7780 -mbit-word to a variable instead of being a target mask.
7782 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7783 emit the lwsync instruction instead of emitting the instruction as
7784 an integer constant.
7786 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7787 fixuns_trundfsi2, move expander into rs6000.md.
7789 * config/rs6000/rs6000.md (cpu): Add power7.
7790 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7791 (logical predicate patterns): Change the single instruction
7792 primitives that set CR0 to be fast_compare instead of compare.
7794 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7795 (popcntddi2): Ditto.
7796 (popcount<mode>): Ditto.
7797 (floating multiply/add insns): Name the floating point
7799 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7800 (isel_unsigned_<mode>): Ditto.
7801 (fixuns_trundfsi2): Move expander here from spe.md.
7802 (smindi3): Define if we have -misel on 64-bit systems.
7807 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7809 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7811 * config/avr/avr.c (avr_current_device): New variable.
7812 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7813 (avr_arch, mcu_type_s): Move to avr.h.
7814 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7815 default_data_section_start fields.
7816 (avr_arch): Moved from avr.c.
7817 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7818 library_name fields.
7819 (avr_current_device, avr_mcu_types, avr_arch_types,
7820 avr_device_to_arch, avr_device_to_data_start,
7821 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7822 (EXTRA_SPEC_FUNCTIONS): Define.
7823 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7824 options mapping. Use device_to_arch and device_to_data_start insted.
7825 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7826 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7827 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7828 * config/avr/driver-avr.c: New file.
7829 * config/avr/avr-devices.c: New file.
7831 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7833 * var-tracking.c (unshare_variable): Force initialized to
7834 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7835 (set_variable_part): Likewise.
7836 (struct variable_union_info): Remove pos_src field.
7837 (vui_vec, vui_allocated): New variables.
7838 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7839 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7840 == 1 use a simpler sorting algorithm. Compute pos field right
7841 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7842 Avoid quadratic comparison if !flag_var_tracking_uninit.
7843 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7844 unshare_variable unconditionally.
7845 (dataflow_set_different_2): Removed.
7846 (dataflow_set_different): Don't traverse second hash table.
7847 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7848 unconditionally to var_reg_set or var_mem_set.
7849 (emit_notes_in_bb): Likewise.
7850 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7852 (emit_note_insn_var_location): Don't set initialized to
7853 VAR_INIT_STATUS_INITIALIZED early.
7854 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7856 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7858 * tree-object-size.c (addr_object_size): Instead of checking
7859 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7860 are no FIELD_DECLs following it.
7862 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7864 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7865 order to match bswaps with signed source operands.
7867 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7869 * sdbout.c (sdbout_one_type): Fix braces in switch.
7871 2009-06-23 Richard Guenther <rguenther@suse.de>
7873 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7875 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7876 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7877 var_callused, callused_tree, var_storedanything, storedanything_tree,
7878 var_integer, integer_tree): Remove global variables.
7879 (new_var_info): Do not pass new id, append the new var to the
7880 global variable vector.
7881 (do_ds_constraint): Use is_global_var member of the variable-info.
7882 (new_scalar_tmp_constraint_exp): Adjust.
7883 (create_function_info_for): Likewise.
7884 (create_variable_info_for): Likewise.
7885 (find_what_var_points_to): Remove dead code.
7886 (init_base_vars): Simplify.
7887 (compute_points_to_sets): Adjust.
7889 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7891 * combine.c (try_combine): Dump information about the insns we're
7894 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7896 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7897 check when calling force_to_mode on TRUNCATE's operand.
7899 2009-06-22 Ian Lance Taylor <iant@google.com>
7901 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7903 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7905 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7907 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7909 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7910 override library linkage flags such as -static-libgcc or
7913 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7915 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7917 2009-06-22 Ian Lance Taylor <iant@google.com>
7919 * config/linux.opt: Put mglibc ahead of muclibc.
7921 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7922 for duplicate decls.
7924 2009-06-22 Matthias Klose <doko@ubuntu.com>
7926 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7928 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7931 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
7932 instead of NULL if a parser error occurs.
7934 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7936 * dwarf2out.c (dwarf2_debug_hooks): Initialize
7937 non-DWARF2_DEBUGGING_INFO version.
7939 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
7941 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
7942 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
7944 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
7945 (LIBGCC2_TF_CEXT): Define.
7948 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7951 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
7953 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7955 * config/arm/arm.c (arm_override_options): Disable
7956 -mcaller-super-interworking and -mcallee-super-interworking.
7957 * doc/invoke.texi (ARM Options): Document this.
7959 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
7961 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
7962 * config/arm/constraints.md (j): New constraint for movw operands.
7963 (N): Remove thumb2 meaning.
7964 * config/arm/arm.md (*arm_movw): Delete.
7965 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
7966 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
7967 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
7969 2009-06-22 Martin Jambor <mjambor@suse.cz>
7971 PR tree-optimization/40492
7972 * tree-sra.c (sra_modify_assign): Pass zero offsets to
7973 build_ref_for_offset.
7975 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
7977 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
7978 JUMP_TABLE_DATA_P predicates where applicable.
7979 * auto-inc-dec.c: Ditto.
7980 * builtins.c: Ditto.
7981 * caller-save.c: Ditto.
7983 * cfgcleanup.c: Ditto.
7984 * cfglayout.c: Ditto.
7987 * combine-stack-adj.c: Ditto.
7993 * dwarf2asm.c: Ditto.
7994 * dwarf2out.c: Ditto.
7995 * emit-rtl.c: Ditto.
8001 * function.c: Ditto.
8004 * genpreds.c: Ditto.
8005 * genrecog.c: Ditto.
8007 * ira-costs.c: Ditto.
8008 * ira-lives.c: Ditto.
8011 * lower-subreg.c: Ditto.
8012 * modulo-sched.c: Ditto.
8014 * postreload.c: Ditto.
8015 * print-rtl.c: Ditto.
8024 * sched-vis.c: Ditto.
8026 * sel-sched-ir.c: Ditto.
8027 * simplify-rtx.c: Ditto.
8028 * targhooks.c: Ditto.
8029 * var-tracking.c: Ditto.
8030 * vmsdbgout.c: Ditto.
8032 2009-06-22 Matthias Klose <doko@ubuntu.com>
8034 * Makefile.in (install-plugin): Always use DESTDIR.
8036 2009-06-22 Olivier Hainque <hainque@adacore.com>
8038 * config/pa/pa.c (output_call): Don't optimize post call jumps
8039 into return address adjustments if the call may throw.
8041 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
8043 * arm.c (thumb1_output_casesi): New function.
8044 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
8045 optimizing for size or PIC.
8046 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
8047 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
8048 (casesi): Handle Thumb-1 when optimizing for size or PIC.
8049 (thumb1_casesi_internal_pic): New expand rule.
8050 (thumb1_casesi_dispatch): New pattern.
8051 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
8053 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
8054 in the text seciton when PIC or optimizing for size.
8055 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8056 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
8057 preservation properties of code.
8058 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
8059 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
8060 (__gnu_thumb1_case_si): New function.
8061 * t-arm (LIB1ASMSRC): Define here.
8062 (LIB1ASMFUNCS): Add some common functions.
8063 * t-arm-elf (LIB1ASMSRC): Delete.
8064 (LIB1ASMFUNCS): Append to existing set.
8065 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8066 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8067 * t-symbian (LIB1ASMFUNCS): Likewise.
8068 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8069 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8071 2009-06-21 Richard Guenther <rguenther@suse.de>
8073 PR tree-optimization/38729
8074 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
8075 to loops with a single exit if -fno-expensive-optimizations.
8077 2009-06-21 Jakub Jelinek <jakub@redhat.com>
8079 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
8080 (dataflow_set): Change vars type from htab_t to shared_hash.
8081 (shared_hash_pool, empty_shared_hash): New variables.
8082 (vars_clear): Removed.
8083 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
8084 shared_hash_find_slot_unshare, shared_hash_find_slot,
8085 shared_hash_find_slot_noinsert, shared_hash_find): New
8087 (shared_hash_unshare, shared_hash_destroy): New functions.
8088 (unshare_variable): Unshare set->vars if shared, use
8090 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
8091 (get_init_value, find_src_set_src, dump_dataflow_set,
8092 clobber_variable_part, emit_notes_for_differences): Use
8094 (dataflow_set_init): Remove second argument, set vars to
8095 empty_shared_hash instead of creating a new htab.
8096 (dataflow_set_clear): Call shared_hash_destroy and set vars
8097 to empty_shared_hash instead of calling vars_clear.
8098 (dataflow_set_copy): Don't call vars_copy, instead just share
8099 the src htab with dst.
8100 (variable_union): Use shared_hash_*, use initially NO_INSERT
8101 lookup if set->vars is shared. Don't keep slot cleared before
8102 calling unshare_variable. Unshare set->vars if needed.
8103 Even ->refcount == 1 vars must be unshared if set->vars is shared
8104 and var needs to be modified.
8105 (variable_canonicalize): New function.
8106 (dataflow_set_union): If dst->vars is empty, just share src->vars
8107 with dst->vars and traverse with variable_canonicalize to canonicalize
8108 and unshare what is needed.
8109 (dataflow_set_different): If old_set and new_set use the same shared
8110 htab, they aren't different. If number of htab elements is different,
8111 htabs are different. Use shared_hash_*.
8112 (dataflow_set_destroy): Call shared_hash_destroy instead of
8114 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
8115 second argument to dataflow_set_init.
8116 (vt_initialize): Likewise. Initialize shared_hash_pool and
8117 empty_shared_hash, move bb in/out initialization afterwards.
8118 Use variable_htab_free instead of NULL as changed_variables del hook.
8119 (variable_was_changed): Change type of second argument to pointer to
8120 dataflow_set. When inserting var into changed_variables, bump
8121 refcount. Unshare set->vars if set is shared htab and slot needs to
8123 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
8124 lookup if set->vars is shared. Unshare set->vars if needed.
8125 Even ->refcount == 1 vars must be unshared if set->vars is shared
8126 and var needs to be modified. Adjust variable_was_changed caller.
8127 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
8128 vars must be unshared if set->vars is shared and var needs to be
8129 modified. Adjust variable_was_changed caller.
8130 (emit_note_insn_var_location): Don't pool_free var.
8131 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
8133 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
8134 free_alloc_pool on shared_hash_pool.
8136 2009-06-20 Anthony Green <green@moxielogic.com>
8138 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
8139 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
8141 2009-06-20 Richard Guenther <rguenther@suse.de>
8143 * tree-ssa-structalias.c (find_func_aliases): For memset use
8144 a constraint from NULL if we memset to zero.
8145 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
8146 we explicitly handle that do not read from memory.
8147 (call_may_clobber_ref_p_1): Properly handle builtins that may
8150 2009-06-20 Richard Guenther <rguenther@suse.de>
8152 PR tree-optimization/40495
8153 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
8154 (new_scalar_tmp_constraint_exp): New function.
8155 (process_constraint): Do not create temporary decls.
8156 (process_all_all_constraints): Likewise.
8157 (handle_const_call): Likewise.
8158 (create_function_info_for): Do not set decl.
8160 2009-06-19 Ian Lance Taylor <iant@google.com>
8162 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
8163 (rs6000_attribute_table): Make static; move before use.
8165 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
8167 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
8168 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
8169 Propagate the TREE_READONLY flag without overwriting it.
8170 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
8171 Propagate the TREE_READONLY flag onto the result.
8172 (process_call_operands): Move around. Use correct constant value.
8174 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8177 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
8178 * config/arm/arm.md: Likewise.
8180 2009-06-19 Ian Lance Taylor <iant@google.com>
8182 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
8183 to GIMPLE_ERROR_MARK.
8185 * c-typeck.c (build_conditional_expr): Add op1_original_type and
8186 op2_original_type parameters. Warn about using different enum types.
8187 * c-parser.c (c_parser_conditional_expression): Pass original
8188 types to build_conditional_expr.
8189 * c-tree.h (build_conditional_expr): Update declaration.
8191 2009-06-19 Ian Lance Taylor <iant@google.com>
8193 * config/i386/i386.c (ix86_function_specific_save): Test that
8194 fields match values, rather than testing the values are in a
8197 2009-06-19 Richard Guenther <rguenther@suse.de>
8199 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
8201 (ptr_derefs_may_alias_p): Likewise.
8202 (ptr_deref_may_alias_ref_p_1): New function.
8203 (ptr_deref_may_alias_ref_p): Likewise.
8204 (ref_maybe_used_by_call_p_1): Handle builtins that are not
8205 covered by looking at the ESCAPED solution.
8206 (call_may_clobber_ref_p_1): Likewise.
8207 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
8208 Handle NULL_TREE offset. Do not produce redundant constraints.
8209 (process_all_all_constraints): New helper function.
8210 (do_structure_copy): Use it.
8211 (handle_lhs_call): Likewise.
8212 (find_func_aliases): Handle some builtins with pointer arguments
8213 and/or return values explicitly.
8215 2009-06-19 Ian Lance Taylor <iant@google.com>
8217 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
8219 2009-06-19 Ian Lance Taylor <iant@google.com>
8221 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8223 2009-06-19 Ian Lance Taylor <iant@google.com>
8225 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8226 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8229 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8230 uninitialized const.
8232 2009-06-19 Ian Lance Taylor <iant@google.com>
8234 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8237 * c-decl.c (in_struct, struct_types): Remove.
8238 (struct c_binding): Add in_struct field.
8239 (c_binding_ptr): Define type, along with VEC.
8240 (struct c_struct_parse_info): Define.
8241 (struct_parse_info): New static variable.
8242 (bind): Initialize in_struct field.
8243 (start_struct): Remove enclosing_in_struct and
8244 enclosing_struct_types parameters. Add
8245 enclosing_struct_parse_info parameter. Change all callers. Set
8246 struct_parse_info rather than in_struct and struct_types.
8247 (grokfield): If -Wc++-compat and there is a symbol binding for the
8248 field name, set the in_struct flag and push it on the
8249 struct_parse_info->fields vector.
8250 (warn_cxx_compat_finish_struct): New static function.
8251 (finish_struct): Remove enclosing_in_struct and
8252 enclosing_struct_types parameters. Add
8253 enclosing_struct_parse_info parameter. Change all callers. Don't
8254 set C_TYPE_DEFINED_IN_STRUCT here. Call
8255 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8256 parameter. Only push on struct_types if warn_cxx_compat.
8257 (finish_enum): Only push on struct_types if warn_cxx_compat.
8258 (declspecs_add_type): Add loc parameter. Change all callers.
8259 Change all error calls to error_at. Pass loc, not input_location,
8260 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8261 defined in a struct. If -Wc++-compat and parsing a struct, record
8262 that a typedef name was used.
8263 * c-parser.c (c_parser_declspecs): Get location to pass to
8265 (c_parser_struct_or_union_specifier): Update calls to start_struct
8267 * c-tree.h (struct c_struct_parse_info): Declare.
8268 (finish_struct, start_struct): Update declarations.
8269 (declspecs_add_type): Update declaration.
8271 2009-06-19 Ian Lance Taylor <iant@google.com>
8273 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8274 variable with an anonymous type.
8276 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8278 * see.c: Remove for real.
8280 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8282 * optabs.h (enum optab_index): Add new OTI_significand.
8283 (significand_optab): Define corresponding macro.
8284 * optabs.c (init_optabs): Initialize significand_optab.
8285 * genopinit.c (optabs): Implement significand_optab using
8286 significand?f2 patterns.
8287 * builtins.c (expand_builtin_mathfn): Handle
8288 BUILT_IN_SIGNIFICAND{,F,L}.
8289 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8290 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8292 * config/i386/i386.md (significandxf2, significand<mode>2): New
8293 expanders to implement significandf, significand and significandl
8294 built-ins as inline x87 intrinsics.
8296 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8298 * config/avr/avr.c (avr_override_options): Remove setting value of
8299 PARAM_INLINE_CALL_COST.
8301 2009-06-18 Richard Henderson <rth@redhat.com>
8304 * tree-pass.h (TDF_ASMNAME): New.
8305 * tree-dump.c (dump_options): Add asmname.
8306 * doc/invoke.texi: Document it.
8308 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8309 (dump_decl_name): ...here.
8310 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8311 (dump_generic_node): Update dump_function_name calls.
8312 (print_call_name): New flags arg; update all dump calls.
8313 * diagnostic.h (print_call_name): Update.
8314 * gimple-pretty-print.c (dump_gimple_call): Update.
8316 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8319 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8321 2009-06-18 Diego Novillo <dnovillo@google.com>
8323 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8324 * plugin.c (str_license): Declare.
8325 (try_init_one_plugin): Assert that the symbol
8326 'plugin_is_GPL_compatible' exists.
8328 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8331 * Makefile.in (OBJS-common): Remove see.o.
8333 * common.opt (fsee): Mark as preserved for backward compatibility.
8334 * opts.c (common_handle_option): Add OPT_fsee to the backward
8335 compatibility section.
8336 * passes.c (init_optimization_passes, pass_see): Remove pass.
8337 * timevar.def (TV_SEE): Remove.
8338 * tree-pass.h (pass_see): Remove declaration.
8339 * doc/invoke.texi (-fsee): Remove documentation.
8341 2009-06-18 Martin Jambor <mjambor@suse.cz>
8343 * tree-sra.c: Include statistics.h
8344 (sra_stats): New variable.
8345 (sra_initialize): Clear sra_stats.
8346 (create_access_replacement): Increment sra_stats.replacements.
8347 (get_access_replacement): Do not return twice.
8348 (analyze_all_variable_accesses): Increment statistics counter by the
8349 number of scalarized aggregates.
8350 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8351 (sra_modify_expr): Increment sra_stats.exprs.
8352 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8353 (sra_modify_assign): Increment sra_stats.exprs,
8354 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8355 (perform_intra_sra): Update statistics counters.
8356 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8358 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8360 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8361 (arm_scalar_mode_supported_p): New function.
8363 2009-06-18 Paul Brook <paul@codesourcery.com>
8364 Sandra Loosemore <sandra@codesourcery.com>
8366 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8367 (__extendhfsf2, __truncsfhf2): Define.
8368 * config/arm/fp16.c: New file.
8369 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8370 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8372 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8374 * doc/extend.texi (Half-Precision): New section.
8375 * doc/invoke.texi (Option Summary): List -mfp16-format.
8376 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8377 * config/arm/arm.opt (mfp16-format=): New.
8378 * config/arm/arm.c: Include intl.h.
8379 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8380 (TARGET_INVALID_RETURN_TYPE): Redefine.
8381 (TARGET_PROMOTED_TYPE): Redefine.
8382 (TARGET_CONVERT_TO_TYPE): Redefine.
8383 (arm_fp16_format): Define.
8384 (all_fpus): Add entry for neon-fp16.
8385 (fp_model_for_fpu): Likewise.
8386 (struct fp16_format): Declare.
8387 (all_fp16_formats): Define.
8388 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8390 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8392 (arm_legitimate_index_p): Treat HFmode like HImode.
8393 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8394 (coproc_secondary_reload_class): Special-case HFmode.
8395 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8396 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8397 (arm_init_fp16_builtins): New.
8398 (arm_init_builtins): Call it.
8399 (arm_invalid_parameter_type): New.
8400 (arm_invalid_return_type): New.
8401 (arm_promoted_type): New.
8402 (arm_convert_to_type).
8403 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8405 (arm_emit_fp16_const): New function.
8406 (arm_mangle_type): Mangle __fp16 as "Dh".
8407 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8409 (TARGET_NEON_FP16): New.
8410 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8411 (enum fputype): Add FPUTYPE_NEON_FP16.
8412 (enum arm_fp16_format_type): Declare.
8413 (arm_fp16_format): Declare.
8414 (LARGEST_EXPONENT_IS_NORMAL): Define.
8415 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8416 * config/arm/arm-modes.def (HFmode): Define.
8417 * config/arm/vfp.md: (*movhf_vfp): New.
8420 * config/arm/arm.md: (fpu): Add neon_fp16.
8421 (floatsihf2, floatdihf2): New.
8422 (fix_trunchfsi2, fix_trunchfdi2): New.
8426 (*arm32_movhf): New.
8427 (*thumb1_movhf): New.
8428 (consttable_2): Add check for HFmode constants.
8429 (consttable_4): Handle HFmode constants.
8431 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8433 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8435 2009-06-17 Olivier Hainque <hainque@adacore.com>
8437 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8438 const char ** conversion in AIX specific section.
8440 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8442 * config/i386/i386.c (ix86_special_builtin_type): Remove
8443 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8444 (bdesc_special_args): Updated.
8445 (ix86_init_mmx_sse_builtins): Likewise.
8446 (ix86_expand_special_args_builtin): Likewise.
8448 2009-06-17 Richard Henderson <rth@redhat.com>
8450 * tree-pretty-print.c (maybe_dump_asm_name): New.
8451 (dump_decl_name): Use it.
8452 (PRINT_FUNCTION_NAME): Merge into...
8453 (dump_function_name): ... here. Use maybe_dump_asm_name.
8455 2009-06-17 Cary Coutant <ccoutant@google.com>
8457 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8459 * debug.c (struct gcc_debug_hooks): Change placeholder for
8461 (debug_nothing_int_charstar_int): Replaced by...
8462 (debug_nothing_int_charstar_int_bool): ...this.
8463 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8464 source_line prototype.
8465 (debug_nothing_int_charstar_int): Replaced by...
8466 (debug_nothing_int_charstar_int_bool): ...this.
8467 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8468 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8469 Output is_stmt operand when necessary.
8470 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8471 (notice_source_line): Add is_stmt parameter.
8472 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8473 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8475 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8476 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8478 2009-06-17 Ian Lance Taylor <iant@google.com>
8480 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8482 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8485 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8487 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8488 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8489 tree_strip_sign_nop_conversions and
8490 tree_ssa_strip_useless_type_conversions rather than stripping
8491 the operations here.
8492 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8494 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8495 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8496 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8497 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8500 2009-06-17 Michael Eager <eager@eagercon.com>
8502 * config/rs6000/constraints.md (register_constraint "d"): New.
8503 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8504 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8505 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8506 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8507 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8508 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8509 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8510 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8511 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8512 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8514 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8515 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8516 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8517 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8518 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8519 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8520 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8521 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8522 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8523 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8524 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8525 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8526 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8527 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8529 2009-06-16 Ian Lance Taylor <iant@google.com>
8531 * profile.c (total_num_never_executed): Don't define.
8532 (compute_branch_probabilities): Don't count or print
8534 (init_branch_prob): Don't set total_num_never_executed.
8535 (end_branch_prob): Don't print total_num_never_executed.
8537 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8539 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8541 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8543 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8544 (nabstd2_fpr): Same.
8546 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8548 * expr.c (expand_assignment): Change complex type check.
8550 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8552 * doc/plugins.texi (Building GCC plugins): Added new section.
8554 2009-06-17 Ian Lance Taylor <iant@google.com>
8556 * c-pch.c (get_ident): Don't set size of templ array.
8557 (pch_init): Don't set size of partial_pch array.
8559 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8560 string constant to intialize an array whose size is the length of
8563 2009-06-17 Richard Guenther <rguenther@suse.de>
8565 PR tree-optimization/40389
8566 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8567 to addressable types.
8568 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8570 2009-06-17 Richard Guenther <rguenther@suse.de>
8573 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8574 if there is no evolution of left in the loop bail out.
8575 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8576 chrec_fold_multiply.
8578 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8579 Janis Johnson <janis187@us.ibm.com>
8582 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8583 for the symbol ref of a constant that is the source of a move
8584 - nor for any other not-obvious-label-ref constants.
8586 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8588 * plugin.c (position_pass): Skip newly inserted pass during list
8589 traversal to avoid repeated insertion.
8591 2009-06-16 Ian Lance Taylor <iant@google.com>
8593 * vec.h (VEC_stack_alloc): Define different version if
8594 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8595 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8596 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8597 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8599 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8601 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8603 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8604 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8605 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8606 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8607 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8608 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8609 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8610 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8611 __builtin_ia32_rdtscp.
8612 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8613 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8614 and __builtin_ia32_rorhi.
8615 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8616 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8617 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8618 (ix86_expand_args_builtin): Likewise.
8619 (ix86_expand_special_args_builtin): Likewise.
8621 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8622 (UNSPECV_RDTSC): Likewise.
8623 (UNSPECV_RDPMC): Likewise.
8624 (*bsr): Renamed to ...
8626 (*bsr_rex64): Renamed to ...
8630 (*rdpmc_rex64): Likewise.
8633 (*rdtsc_rex64): Likewise.
8635 (*rdtscp): Likewise.
8636 (*rdtscp_rex64): Likewise.
8638 * config/i386/ia32intrin.h: New.
8640 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8642 2009-06-16 Ian Lance Taylor <iant@google.com>
8644 * ira-build.c (copy_info_to_removed_store_destinations):
8645 Initialize parent_a.
8647 2009-06-16 Ian Lance Taylor <iant@google.com>
8649 * c-decl.c (grokdeclarator): Change size_varies to bool.
8651 2009-06-16 Ian Lance Taylor <iant@google.com>
8653 * sel-sched.c: Make forward declarations of move_op_hooks and
8654 fur_hooks explicitly extern.
8656 2009-06-16 Ian Lance Taylor <iant@google.com>
8658 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8659 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8661 2009-06-16 Ian Lance Taylor <iant@google.com>
8663 * resource.c (mark_referenced_resources): Change
8664 include_delayed_effects parameter to bool. Change all callers.
8665 (mark_end_of_function_resources): Likewise.
8666 * reorg.c (insn_references_resource_p): Likewise.
8667 (insn_sets_resource_p): Likewise.
8668 * resource.h (mark_referenced_resources): Update declaration.
8669 (mark_end_of_function_resources): Update declaration.
8671 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8673 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8675 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8677 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8678 GCC can bootstrap on AIX with GNU Binutils 2.20.
8680 2009-06-16 Ian Lance Taylor <iant@google.com>
8682 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8684 2009-06-16 Ian Lance Taylor <iant@google.com>
8686 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8687 inline, not extern inline.
8688 (exact_log2): Likewise.
8689 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8691 (exact_log2): Likewise, but don't test CTZ_HWI.
8693 2009-06-16 Ian Lance Taylor <iant@google.com>
8695 * bitmap.c (bitmap_clear): Don't declare as inline.
8696 * gimple.c (gimplify_assign): Likewise.
8697 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8698 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8699 (sched_scan_info): Remove duplicate definition.
8701 2009-06-16 Ian Lance Taylor <iant@google.com>
8703 * c-common.c (skip_evaluation): Don't define.
8704 (c_inhibit_evaluation_warnings): Define global variable.
8705 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8706 than skip_evaluation.
8707 (convert_and_check, warn_for_div_by_zero): Likewise.
8708 * c-common.h (skip_evaluation): Don't declare.
8709 (c_inhibit_evaluation_warnings): Declare.
8710 * c-parser.c (c_parser_typeof_specifier): Set
8711 c_inhibit_evaluation_warnings rather than skip_evaluation.
8712 (c_parser_conditional_expression): Likewise.
8713 (c_parser_binary_expression): Likewise.
8714 (c_parser_sizeof_expression): Likewise.
8715 (c_parser_alignof_expression): Likewise.
8716 * c-typeck.c (build_indirect_ref): Check
8717 c_inhibit_evaluation_warnings rather than skip_evaluation.
8718 (build_conditional_expr, build_binary_op): Likewise.
8720 2009-06-16 Richard Guenther <rguenther@suse.de>
8722 * tree-ssa-alias.c (is_escape_site): Remove.
8723 * tree-ssa-alias.h (enum escape_type): Remove.
8724 (is_escape_site): Likewise.
8725 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8726 via casts and asms without deferring to is_escape_site.
8728 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8731 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8732 use gen_lowpart if op0 has complex mode.
8734 2009-06-16 Richard Guenther <rguenther@suse.de>
8736 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8737 variables add them to ESCAPED.
8738 (find_func_aliases): Do not make all indirectly stored values escaped.
8740 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8742 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8745 2009-06-16 Martin Jambor <mjambor@suse.cz>
8747 PR tree-optimization/40432
8748 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8749 check whether we need to force gimple register operand.
8751 2009-06-16 Martin Jambor <mjambor@suse.cz>
8753 PR tree-optimization/40413
8754 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8755 build_ref_for_offset.
8756 (propagate_subacesses_accross_link): Fix a typo in a comment.
8758 2009-06-16 Ira Rosen <irar@il.ibm.com>
8760 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8761 with additional parameter.
8762 * tree-vectorizer.h (enum vect_def_type): Add new value
8764 (enum vect_relevant): Add comments.
8765 (vect_is_simple_reduction): Add new argument.
8766 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8767 Detect nested cycles.
8768 (vect_is_simple_reduction): Update documentation, add an argument to
8769 distinguish inner-loop reduction from nested cycle, detect nested
8770 cycles, fix printings and indentation, don't swap operands in case
8772 (get_initial_def_for_reduction): Handle subtraction.
8773 (vect_create_epilog_for_reduction): Add new argument to specify
8775 (vect_finalize_reduction): Handle subtraction, fix comments.
8776 (vectorizable_reduction): Handle nested cycles. In case of nested
8777 cycle keep track of the reduction variable position. Call
8778 vect_is_simple_reduction with additional parameter. Use original
8779 statement code in reduction epilogue for nested cycle. Call
8780 vect_create_epilog_for_reduction with additional parameter.
8781 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8782 inner-loop vectorization.
8783 (vect_recog_widen_sum_pattern): Likewise.
8784 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8786 (vect_mark_stmts_to_be_vectorized): Likewise.
8787 (vect_get_vec_def_for_operand): Handle nested cycles.
8789 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8791 * doc/invoke.texi (Debugging Options): Fix option index entries
8792 for -fdump-statistics, -frandom-seed add entries for
8793 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8794 (FRV Options): Fix entries for -mTLS, -mtls.
8795 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8796 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8797 (M68hc1x Options): Fix @itemx for -mnominmax.
8798 (MCore Options): Fix entry for -mno-lsim.
8799 (MMIX Options): Fix entry for -mabi=mmixware.
8800 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8802 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8804 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8805 Mention the plugin mode of gengtype.
8806 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8807 * gengtype.c: Updated copyright.
8808 (plugin_files, nb_plugin_files) Added new static variables.
8809 (measure_input_list) Care about plugin_files.
8810 (write_rtx_next): Added early return in plugin mode.
8811 (create_file): Updated copyright year in generated file. Added
8813 (oprintf): Added early return if NULL outf.
8814 (get_output_file_with_visibility): Care of plugin_files.
8815 (get_output_file_name): May return null.
8816 (write_local): Added early return.
8817 (put_mangled_filename): Ditto.
8818 (finish_root_table): Added check for base_files.
8819 (write_roots): Care about null when plugins.
8820 (main): Added plugin mode.
8822 2009-06-15 Ian Lance Taylor <iant@google.com>
8824 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8825 * gcov.c (read_count_file): Add braces around variables declared
8828 * c.opt (Wjump-misses-init): New warning.
8829 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8830 -Wall and -Wc++-compat if not already set.
8831 (c_common_post_options): Clear warn_jump_misses_init if it was not
8833 * c-decl.c (struct c_binding): Change type field to a union with
8834 new label field. Make it the first field in the struct. Update
8835 references to type to use u.type instead.
8836 (struct c_spot_bindings): Define.
8837 (struct c_goto_bindings): Define.
8838 (c_goto_bindings_p): Define, along with VECs.
8839 (struct c_label_vars): Define.
8840 (struct c_scope): Add has_label_bindings field.
8841 (bind_label, set_spot_bindings): New static functions.
8842 (decl_jump_unsafe, update_spot_bindings): New static functions.
8843 (update_label_decls): New static function.
8844 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8845 Update binding u.label field to shadowed field.
8846 (c_binding_start_stmt_expr): New function.
8847 (c_binding_end_stmt_expr): New function.
8848 (pushdecl): Don't call c_begin_vm_scope.
8849 (make_label): Add defining and p_label_vars parameters. Change
8851 (lookup_label): Correct test for whether a label has not yet been
8852 defined. Call bind_label rather than bind.
8853 (warn_about_goto): New static function.
8854 (lookup_label_for_goto): New function.
8855 (declare_label): Call bind_label rather than bind.
8856 (check_earlier_gotos): New static function.
8857 (define_label): Don't give errors about jumping into statement
8858 expressions or scopes of variably modified types. Call
8859 set_spot_bindings and check_earlier_gotos. Call bind_label
8860 instead of bind. Don't set label_context_stack_se or
8861 label_context_stack_vm.
8862 (c_get_switch_bindings): New function.
8863 (c_release_switch_bindings): New function.
8864 (c_check_switch_jump_warnings): New function.
8865 (start_function): Don't set label_context_stack_se or
8866 label_context_stack_vm.
8867 (finish_function): Likewise.
8868 * c-typeck.c (label_context_stack_se): Don't define.
8869 (label_context_stack_vm): Don't define.
8870 (c_finish_goto_label): Call lookup_label_for_goto rather than
8871 lookup_label. Don't give errors about jumping into a statement
8872 expression or the scope of a variably modified type. Don't set
8873 label_context_stack_se or label_context_stack_vm.
8874 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8875 fields. Add bindings field.
8876 (c_start_case): Don't set deleted fields. Set bindings field.
8877 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8878 or blocked_vm. Call c_check_switch_jump_warnings.
8879 (c_finish_case): Don't test blocked_stmt_expr field. Call
8880 c_release_switch_bindings.
8881 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8882 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8883 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8884 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8885 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8886 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8887 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8888 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8889 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8890 (C_DECL_UNJUMPABLE_VM): Don't define.
8891 (C_DECL_UNDEFINABLE_VM): Don't define.
8892 (struct c_label_list): Don't define.
8893 (struct c_label_context_se): Don't define.
8894 (struct c_label_context_vm): Don't define.
8895 (struct c_spot_bindings): Declare.
8896 (c_bindings_start_stmt_expr): Declare.
8897 (c_bindings_end_stmt_expr): Declare.
8898 (lookup_label_for_goto): Declare.
8899 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8900 (c_check_switch_jump_warnings): Declare.
8901 (label_context_stack_se, label_context_stack_vm): Don't declare.
8902 (c_finish_goto_label): Update declaration.
8903 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8904 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8905 (Warning Options): Document -Wjump-misses-init.
8907 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8909 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8912 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8914 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8916 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8918 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8920 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8922 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8924 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8926 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8927 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8928 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8929 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8930 * dwarf2asm.c (dw2_force_const_mem): Update call to
8932 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
8933 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
8934 * langhooks.c (lhd_comdat_group): Remove.
8935 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
8936 * tree.h (DECL_COMDAT_GROUP): New.
8937 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
8938 (tree_decl_with_vis): Add comdat_group. Remove one_only.
8939 (make_decl_one_only): Change signature.
8940 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
8942 (make_decl_one_only): Change signature.
8943 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
8945 2009-06-15 Richard Guenther <rguenther@suse.de>
8948 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
8950 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8952 * tree-ssa-math-opts.c: Remove extra divide.
8954 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8956 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
8958 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8960 * passes.c: Add bswap pass.
8961 * tree-pass.h: Add pass_optimize_bswap declaration.
8962 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
8963 Include rtl.h, expr.h and optabs.h for optab_handler check.
8964 (struct symbolic_number, pass_optimize_bswap): New definition.
8965 (do_shift_rotate, verify_symbolic_number_p): New functions.
8966 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
8967 (gate_optimize_bswap): New function.
8968 * tree.c (widest_int_cst_value): New function.
8969 * tree.h (widest_int_cst_value): Prototype added.
8971 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
8973 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
8974 REG_EQUAL/REG_EQUIV notes.
8976 2009-06-14 Richard Guenther <rguenther@suse.de>
8979 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
8980 has its address taken if NRV was applied and it is addressable.
8981 * tree-ssa-structalias.c (get_constraint_for_address_of): New
8982 function split out from ...
8983 (get_constraint_for_1): ... here.
8984 (handle_rhs_call): Use it to mark the return slot escaped if
8985 it is addressable and NRV was applied.
8987 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8989 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
8990 Change first argument type to location_t.
8991 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
8992 Do not set input_location.
8993 Use loc instead of input_location throughout.
8995 2009-06-13 Richard Guenther <rguenther@suse.de>
8997 PR tree-optimization/40421
8998 * tree-predcom.c (should_unroll_loop_p): Remove.
8999 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
9001 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
9003 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9004 Add location argument.
9006 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9008 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
9010 * config/s390/s390.c (s390_build_builtin_va_list): Same.
9011 (s390_gimplify_va_arg): Pass location to create_artificial_label.
9012 * config/spu/spu-protos.h: Add location to
9013 spu_resolve_overloaded_builtin.
9014 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
9015 spu_build_builtin_va_list.
9016 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
9017 argument. Pass location to build_function_call_vec.
9018 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
9020 (emit_fpu_switch): Same.
9021 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
9022 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
9023 to build_decl and create_artificial_label.
9024 (xtensa_gimplify_va_arg_expr): Same.
9025 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
9026 (xstormy16_gimplify_va_arg_expr): Same.
9027 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
9028 * config/arm/arm.c (arm_build_builtin_va_list): Same.
9029 * config/mips/mips.c (mips_build_builtin_va_list): Same.
9030 (mips16_build_function_stub): Same.
9031 (mips16_build_call_stub): Same.
9033 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
9036 * arm/constraints.md (Pa, Pb): New constraints.
9037 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
9038 split pattern to deal with them.
9040 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
9042 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
9043 fix index entry for -Xpreprocessor.
9045 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9047 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9048 Add location argument to build_decl call.
9049 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
9050 (rs6000_init_builtins): Same.
9051 (spe_init_builtins): Same.
9052 (rs6000_gimplify_va_arg): Add location argument to
9053 create_artificial_label call.
9055 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
9057 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
9058 * combine-stack-adj.c (pass_stack_adjustments): Use it.
9059 * Makefile.in: Fix GGC dependency for gcse.o.
9061 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9063 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
9064 * gimple-pretty-print.c (dump_gimple_stmt): Same.
9065 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
9067 * c-parser.c (c_parser_binary_expression): Use current column while
9068 building binary operations.
9069 * common.opt (fshow-column): Enable by default.
9070 * tree-vrp.c (check_array_ref): Use warning_at.
9071 (check_array_bounds): Use location from call back if expr has no
9073 * tree.h: Add location argument to maybe_fold_*.
9074 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
9075 (maybe_fold_offset_to_array_ref): Add location argument and use it.
9076 (maybe_fold_offset_to_component_ref): Same.
9077 (maybe_fold_offset_to_reference): Same.
9078 (maybe_fold_offset_to_address): Same.
9079 (maybe_fold_stmt_indirect): Same.
9080 (maybe_fold_stmt_addition): Same.
9081 (fold_stmt_r): Pass location to maybe_fold_*.
9082 (fold_gimple_assign): Same.
9083 * c-tree.h: Add location argument to finish_decl,
9084 default_function_array_conversion, store_init_value.
9085 * c-decl.c (define_label): Use error_at.
9086 (c_make_fname_decl): Pass location to finish_decl.
9087 (finish_decl): New location argument.
9088 (build_compound_literal): Pass location to store_init_value.
9089 (grokdeclarator): Pass location to finish_decl.
9091 * c-typeck.c (array_to_pointer_conversion): New location argument.
9092 (function_to_pointer_conversion): Same.
9093 (default_function_array_conversion): Same.
9094 (parser_build_unary_op): Pass location to overflow_warning.
9095 (parser_build_binary_op): Same. Use warning_at.
9096 (build_unary_op): Pass location to array_to_pointer_conversion.
9097 (build_c_cast): Pass location to digest_init.
9098 (build_modify_expr): New location argument.
9099 (convert_for_assignment): Same.
9100 (store_init_value): Same.
9101 (digest_init): Same.
9102 (output_init_element): Pass location to digest_init and
9103 array_to_pointer_conversion.
9104 (c_finish_return): Pass location to convert_for_assignment.
9105 * gimplify.c (gimplify_conversion): Pass location to
9106 maybe_fold_offset_to_address.
9107 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
9108 to maybe_fold_stmt_addition.
9109 * c-omp.c (c_finish_omp_atomic): Pass new location to
9111 (c_finish_omp_for): Same.
9112 * c-common.c (overflow_warning): New argument.
9113 * c-common.h: New argument to build_modify_expr, overflow_warning.
9114 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
9116 (c_parser_initializer): Pass location to
9117 default_function_array_conversion.
9118 (c_parser_initelt): Same.
9119 (c_parser_initval): Same.
9120 (c_parser_asm_operands): Same.
9121 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
9122 (c_parser_conditional_expression): Same.
9123 (c_parser_binary_expression): Add location info to stack. Use it.
9124 (c_parser_unary_expression): Pass location to
9125 default_function_array_conversion, parser_build_unary_op,
9126 build_indirect_ref, c_parser_postfix_expression_after_primary.
9127 (c_parser_postfix_expression_after_primary): New location argument.
9129 (c_parser_expression_conv): Pass location to
9130 default_function_array_conversion.
9131 (c_parser_expr_list): Same.
9132 (c_parser_omp_atomic): Same.
9133 (c_parser_omp_for_loop): Same.
9134 * c-tree.h: (struct c_declarator): Add comment to id_loc.
9135 (build_array_declarator): New argument.
9136 * c-decl.c (build_array_declarator): Add location argument.
9137 (grokdeclarator): Set id_loc for cdk_array.
9138 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
9139 build_array_declarator.
9140 * tree.c (build_omp_clause): Add location argument.
9141 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
9142 (OMP_CLAUSE_LOCATION): New macro.
9143 (struct tree_omp_clause): Add location field.
9144 (build_omp_clause): Add argument.
9145 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
9146 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
9148 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
9149 (cp_parser_omp_clause_collapse): Same.
9150 (cp_parser_omp_clause_default): Same.
9151 (cp_parser_omp_clause_if): Same.
9152 (cp_parser_omp_clause_nowait): Same.
9153 (cp_parser_omp_clause_num_threads): Same.
9154 (cp_parser_omp_clause_ordered): Same.
9155 (cp_parser_omp_clause_schedule): Same.
9156 (cp_parser_omp_clause_untied): Same.
9157 (cp_parser_omp_for_loop): Same.
9158 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9159 * c-tree.h (c_start_case): Add location argument.
9160 (c_process_expr_stmt): Same.
9161 (c_finish_goto_*): Same.
9162 * tree-parloops.c (initialize_reductions): Pass location to
9164 (create_parallel_loop): Same.
9165 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
9166 (gfc_trans_omp_reduction_list): Same.
9167 (gfc_trans_omp_clauses): Same.
9168 (gfc_trans_omp_do): Same.
9169 * c-typeck.c (c_finish_goto_label): Same.
9170 (c_finish_goto_ptr): New location argument.
9171 (c_start_case): Same.
9172 (emit_side_effect_warnings): Same.
9173 (c_process_expr_stmt): Same.
9174 (c_finish_stmt_expr): Same.
9175 (c_finish_omp_clauses): Use error_at instead of error.
9176 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
9178 * c-omp.c (c_split_parallel_clauses): New location argument.
9179 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
9180 to build_omp_clause.
9181 (convert_local_reference_stmt): Same.
9182 (convert_gimple_call): Same.
9183 * c-common.h (c_split_parallel_clauses): New argument.
9184 * c-parser.c (c_parser_statement_after_labels): Pass location to
9185 c_finish_goto_label.
9186 (c_parser_switch_statement): Pass location to c_start_case.
9187 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
9188 and c_process_expr_stmt.
9189 (c_parser_omp_variable_list): Add location argument.
9190 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
9191 (c_parser_omp_clause_default): Same.
9192 (c_parser_omp_clause_if): Same.
9193 (c_parser_omp_clause_num_threads): Same.
9194 (-c_parser_omp_clause_ordered): Same.
9195 (c_parser_omp_clause_reduction): Pass location to
9196 c_parser_omp_variable_list.
9197 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
9198 (c_parser_omp_clause_untied): Same.
9199 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
9200 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9202 * c-tree.h (check_for_loop_decls, undeclared_variable,
9203 build_component_ref, build_array_ref, build_external_ref,
9204 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
9205 build_conditional_expr, build_compound_expr, c_cast_expr,
9206 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
9207 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
9209 * c-semantics.c (build_stmt): Same.
9210 (build_case_label): Same.
9211 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
9212 (undeclared_variable): New argument.
9214 (lookup_label): Pass location on down.
9215 (define_label): Same.
9216 (finish_decl): Same.
9217 (build_compound_literal): Same.
9218 (finish_struct): Same.
9219 (finish_function): Do not set location here.
9220 (check_for_loop_decls): New argument.
9221 * tree.c (save_expr): Set location.
9222 (build_empty_stmt): New argument.
9223 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9224 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9225 * builtins.c (gimplify_va_arg_expr): Use locations.
9226 (expand_builtin_sync_operation): Same.
9227 * c-typeck.c (build_component_ref): New argument.
9228 (build_array_ref): Same.
9229 (build_external_ref): Same.
9230 (c_expr_sizeof_expr): Same.
9231 (c_expr_sizeof_type): Same.
9232 (parser_build_unary_op): Same.
9233 (build_conditional_expr): Same.
9234 (build_compound_expr): Pass location on down.
9235 (build_compound_expr): New argument.
9236 (build_c_cast): Same.
9237 (c_cast_expr): Same.
9238 (build_asm_expr): Same.
9239 (c_finish_return): Same.
9240 (c_process_expr_stmt): Pass location on down.
9241 (c_finish_stmt_expr): New argument.
9242 (push_clenaup): Same.
9243 (c_finish_omp_parallel): Same.
9244 (c_finish_omp_task): Same.
9245 * gimplify.c (gimplify_call_expr): Pass location on down.
9246 * c-omp.c (c_finish_omp_master): New argument.
9247 (c_finish_omp_critical): Same.
9248 (c_finish_omp_ordered): Same.
9249 (c_finish_omp_barrier): Same.
9250 (-c_finish_omp_taskwait): Same.
9251 (c_finish_omp_atomic): Same.
9252 (c_finish_omp_flush): Same.
9253 * tree-inline.c (copy_tree_body_r): Pass location on down.
9254 (inline_forbidden_p): Remove use of input_location.
9255 * c-gimplify.c (c_build_bind_expr): New argument.
9256 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9257 (c_sizeof_or_alignof_type): New argument.
9258 (c_alignof_expr): Same.
9259 (build_va_arg): Same.
9260 (c_add_case_label): Same.
9261 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9262 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9263 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9264 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9265 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9266 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9268 * stub-objc.c (objc_build_selector_expr): Same.
9269 (objc_build_throw_stmt): Same.
9270 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9271 (c_parser_initelt): Same.
9272 (c_parser_compound_statement): Same.
9273 (c_parser_compound_statement_nostart): Same.
9274 (c_parser_label): Same.
9275 (c_parser_statement_after_labels): Same.
9276 (c_parser_if_body): Same.
9277 (c_parser_else_body): Same.
9278 (c_parser_if_statement): Same.
9279 (c_parser_switch_statement): Same.
9280 (c_parser_while_statement): Same.
9281 (c_parser_do_statement): Same.
9282 (c_parser_for_statement): Same.
9283 (c_parser_asm_statement): Same.
9284 (c_parser_conditional_expression): Same.
9285 (c_parser_binary_expression): Same.
9286 (c_parser_cast_expression): Same.
9287 (c_parser_unary_expression): Same.
9288 (c_parser_sizeof_expression): Same.
9289 (c_parser_alignof_expression): Same.
9290 (c_parser_postfix_expression): Same.
9291 (c_parser_expression): Same.
9292 (c_parser_objc_receiver): Same.
9293 (c_parser_omp_variable_list): Same.
9294 (c_parser_omp_structured_block): Same.
9295 (c_parser_omp_atomic): New argument.
9296 (c_parser_omp_barrier): Same.
9297 (c_parser_omp_critical): Same.
9298 (c_parser_omp_flush): Pass location on down.
9299 (c_parser_omp_for_loop): New argument.
9300 (c_parser_omp_for): Same.
9301 (c_parser_omp_master): Same.
9302 (c_parser_omp_ordered): Same.
9303 (c_parser_omp_sections_scope): Same.
9304 (c_parser_omp_sections): Same.
9305 (c_parser_omp_parallel): Same.
9306 (c_parser_omp_single): Same.
9307 (c_parser_omp_task): Same.
9308 (c_parser_omp_taskwait): Pass location on down.
9309 (c_parser_omp_construct): Same.
9310 (c_parser_omp_threadprivate): Same.
9311 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9312 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9313 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9314 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9315 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9316 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9317 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9318 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9319 config/i386/i386.c, stmt.c:
9320 Add location argument to the following function definitions and/or
9321 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9322 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9323 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9324 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9325 do_case, c_finish_bc_stmt, build_compound_literal,
9326 build_function_call.
9327 * c-decl.c (build_compound_literal): Add location argument.
9328 Make all diagnostic calls use location.
9329 (start_struct): Same.
9330 (finish_struct): Same.
9332 (build_enumerator): Same.
9333 (start_function): Same.
9334 (grokdeclarator): Make all diagnostic calls use location.
9335 (store_parm_decls_oldstyle): Same.
9336 * c-typeck.c (build_function_call): Add location argument.
9337 Make all diagnostic calls use location.
9339 (c_finish_bc_stmt): Same.
9340 * tree-nested.c (get_trampoline_type): Add argument.
9341 Pass location to build_decl.
9342 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9343 * rtl.h (RTL_LOCATION): New.
9344 * c-common.c (c_add_case_label): Add location argument.
9345 Make all diagnostic calls use location.
9346 * c-common.h: Add location argument to make_fname_decl, do_case,
9347 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9348 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9349 Set it appropriately for every case. Pass enum_loc to start_enum
9350 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9352 (c_parser_struct_or_union_specifier): Save location. Use it for
9353 start_struct, finish_struct, and parser_xref_tag.
9355 2009-06-12 Ian Lance Taylor <iant@google.com>
9357 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9359 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9360 cpp_opts->warn_cxx_operator_names.
9362 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9365 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9366 is returns NULL and OP is a VCE, look through the VCE.
9368 2009-06-12 Ian Lance Taylor <iant@google.com>
9371 * collect2.c (main): Use CONST_CAST2 in code inside #if
9372 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9374 2009-06-12 Joey Ye <joey.ye@intel.com>
9377 * cfgexpand.c (get_decl_align_unit): Update
9378 max_used_stack_slot_alignment with align instead of
9379 stack_alignment_needed.
9381 * function.c (assign_stack_local_1): Update
9382 max_used_stack_slot_alignment with alignment_in_bits instead
9383 of stack_alignment_needed.
9384 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9387 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9389 * dwarf2out.c (last_var_location_insn): New variable.
9390 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9391 (dwarf2out_var_location): Don't record anything after last real
9392 insn. Only change labels if there were any real instructions
9393 in between last note and this one, or if changed sections.
9395 2009-06-11 Richard Henderson <rth@redhat.com>
9397 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9398 note when storing the frame pointer in a register.
9399 (FRP): Don't redefine to nothing for epilogue.
9400 (alpha_expand_epilogue): Mark register and sp restores.
9401 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9403 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9404 when gen_lowpart is needed.
9406 2009-06-11 Richard Henderson <rth@redhat.com>
9408 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9410 * dwarf2out.c (need_data_align_sf_opcode): New.
9411 (div_data_align): Move earlier.
9412 (def_cfa_1, reg_save): Use it.
9414 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9416 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9417 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9418 (ix86_handle_option): Handle OPT_mcrc32.
9419 (ix86_target_string): Add -mcrc32.
9420 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9422 * config/i386/i386.h (TARGET_CRC32): New.
9424 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9425 (sse4_2_crc32di): Likewise.
9427 * config/i386/i386.opt (mcrc32): New.
9429 * doc/invoke.texi: Document -mcrc32.
9431 2009-06-11 Richard Henderson <rth@redhat.com>
9433 * common.opt (gdwarf-): Accept a version number.
9434 * doc/invoke.texi (gdwarf-): Update docs.
9435 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9436 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9437 version level, and record it.
9439 * dwarf2.h (DW_CIE_VERSION): Remove.
9440 * dwarf2out.c (DWARF_VERSION): Remove.
9441 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9442 (output_call_frame_info): Use CIE version 3 for dwarf3,
9443 or if the return register column is out of range for version 1.
9444 (dwarf_stack_op_name): Add all dwarf3 values.
9445 (DEBUG_PUBTYPES_SECTION): New.
9446 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9447 encoding change for dwarf3.
9448 (output_die) [dw_val_class_die_ref]: Likewise.
9449 (output_compilation_unit_header): Emit correct version for dwarf3.
9450 (output_line_info): Likewise.
9451 (output_pubnames): Update for DWARF_VERSION removal.
9452 (output_aranges): Likewise.
9453 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9454 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9455 (dwarf2out_finish): Likewise.
9457 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9459 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9462 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9465 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9466 * builtins.c (expand_builtin_unreachable): New function.
9467 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9468 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9469 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9471 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9472 searching for missing barriers.
9474 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9476 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9477 when -fprofile-generate* was passed.
9478 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9480 2009-06-11 Anthony Green <green@moxielogic.com>
9482 * config/moxie/moxie.md: Define length attribute for all instructions.
9484 (*b<cond:code>): Support limited branch ranges for new PC-relative
9485 branch instructions.
9486 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9488 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9490 * config/i386/i386.c (min_insn_size): Use get_attr_length
9491 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9494 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9495 instead of emit_insn_before.
9497 2009-06-10 Ian Lance Taylor <iant@google.com>
9500 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9503 2009-06-10 Revital Eres <eres@il.ibm.com>
9505 * passes.c (init_optimization_passes): Reschedule
9506 predictive-commoning pass before complete unroll pass.
9508 2009-06-10 Martin Jambor <mjambor@suse.cz>
9510 * cgraph.c (cgraph_node_can_be_local_p): New function.
9511 (cgraph_make_node_local): New function.
9512 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9513 (cgraph_make_node_local): Declare.
9515 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9517 * tree.h (tree_base): Add packed_flag and user_align fields.
9518 Decrease size of spare field.
9519 (TYPE_USER_ALIGN): Use user_align from tree_base.
9520 (DECL_USER_ALIGN): Likewise.
9521 (TYPE_PACKED): Use packed_flag from tree_base.
9522 (DECL_PACKED): Likewise.
9523 (tree_type): Delete packed_flag and user_align fields. Widen
9524 precision field. Widen mode field and shuffle fields to align
9525 mode on an 8-bit boundary.
9526 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9527 Renumber decl_flag_* fields. Fix comments. Widen
9528 decl_common_unused field.
9529 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9530 (DECL_EXTERNAL): Likewise.
9531 (DECL_BIT_FIELD): Likewise.
9532 (DECL_NONADDRESSABLE_P): Likewise.
9533 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9534 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9536 2009-06-10 Ian Lance Taylor <iant@google.com>
9538 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9539 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9540 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9541 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9542 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9543 DEF_VEC_ALLOC_FUNC_P.
9544 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9545 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9546 DEF_VEC_ALLOC_FUNC_O.
9547 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9548 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9549 DEF_VEC_ALLOC_FUNC_I.
9550 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9551 (vec_stack_p_reserve_exact_1): Declare.
9552 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9553 (vec_stack_free): Declare.
9554 (VEC_stack_alloc): Define.
9555 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9556 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9557 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9558 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9560 (stack_vecs): New static variable.
9561 (vec_stack_p_reserve_exact_1): New function.
9562 (vec_stack_o_reserve_1): New static function.
9563 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9564 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9565 (vec_stack_free): New function.
9566 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9567 (VEC_df_ref_stack_alloc): Define.
9568 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9569 DEF_VEC_ALLOC_P_STACK.
9570 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9571 (struct df_collection_rec): Change _vec fields to VEC. Remove
9573 (df_free_collection_rec): Adjust for new fields.
9574 (df_insn_rescan): Use new df_collection_rec fields.
9575 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9576 (df_ref_create_structure, df_ref_record): Likewise.
9577 (df_get_conditional_uses, df_get_call_refs): Likewise.
9578 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9579 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9580 (df_record_exit_block_uses, df_bb_verify): Likewise.
9581 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9582 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9583 Remove count parameter. Change return type to void. Change all
9585 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9586 Remove count parameter. Change return type to void. Change all
9588 (df_install_refs): Change old_vec parameter to VEC. Remove count
9589 parameter. Change all callers.
9590 (df_install_mws): Change old_vec parameter to VEC. Remove count
9591 parameter. Change all callers.
9592 (df_refs_verify): Change new_rec parameter to VEC. Change call
9594 (df_mws_verify): Likewise.
9596 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9598 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9600 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9602 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9604 2009-06-10 Anthony Green <green@moxielogic.com>
9606 * config/moxie/crti.asm: New file.
9607 * config/moxie/crtn.asm: New file.
9608 * config/moxie/moxie.c: New file.
9609 * config/moxie/moxie.h: New file.
9610 * config/moxie/sfp-machine.h: New file.
9611 * config/moxie/moxie-protos.h: New file.
9612 * config/moxie/t-moxie: Created.
9613 * config/moxie/t-moxie-softfp: Created.
9614 * config/moxie/moxie.md: Created.
9615 * config/moxie/constraints.md: Created.
9616 * config.gcc: Add moxie support.
9617 * doc/md.texi (Machine Constraints): Add moxie constraints.
9618 * doc/contrib.texi (Contributors): Mention moxie port.
9619 * doc/install.texi (Specific): Mention the moxie port.
9621 2009-06-09 Ian Lance Taylor <iant@google.com>
9623 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9625 * optabs.c (optab_table): Only use designated initializers if
9626 HAVE_DESIGNATED_INITIALIZERS is defined.
9627 (convert_optab_table): Likewise.
9628 (init_optabs): Always call init_insn_codes if
9629 HAVE_DESIGNATED_INITIALIZERS is not defined.
9631 2009-06-09 Ian Lance Taylor <iant@google.com>
9633 * targhooks.c (default_builtin_vectorized_function): Change fn
9634 parameter to unsigned int.
9635 (default_builtin_vectorized_conversion): Change code parameter to
9637 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9638 * targhooks.h: Update declarations.
9639 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9640 parameter to unsigned int.
9642 * c-typeck.c (comptypes_check_enum_int): New static function.
9643 (comptypes_internal): Add enum_and_int_p parameter. Change all
9645 (comp_target_types): Add location parameter. Change all callers.
9646 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9648 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9649 (build_conditional_expr): Add colon_loc parameter. Change all
9651 (convert_for_assignment): Add location parameter. Change all callers.
9652 * c-parser.c (c_parser_conditional_expression): Pass location of
9653 colon to build_conditional_expr.
9654 * c-tree.h (build_conditional_expr): Update declaration.
9656 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9658 * graphite.c: Revert previous patch.
9660 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9663 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9665 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9667 * tree-ssa-loop-prefetch.c
9668 (loop_prefetch_arrays): Fixed a portability problem in printf format
9671 2009-06-09 Martin Jambor <mjambor@suse.cz>
9673 PR tree-optimization/40351
9674 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9675 refrence to a potential artifical subaccess can be constructed.
9677 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9679 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9680 (sh_override_options): Likewise.
9681 * config/sh/sh.c: Include params.h.
9682 (sh_optimization_options): New.
9683 (sh_override_options): Likewise.
9684 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9685 (OVERRIDE_OPTIONS): Use sh_override_options.
9687 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9689 * dwarf2out.c (emit_cfa_remember): New variable.
9690 (add_fde_cfi): If emit_cfa_remember, recurse to add
9691 DW_CFA_remember_state first.
9692 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9693 instead just set emit_cfa_remember.
9695 2009-06-08 Jan Hubicka <jh@suse.cz>
9698 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9700 2009-06-08 Jan Hubicka <jh@suse.cz>
9703 * cgraphunit.c (save_inline_function_body): Do not copy transform
9704 hooks for saved inline bodies.
9705 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9708 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9710 * jump.c (returnjump_p): Handle delayed branches. Add missing
9713 2009-06-08 Jan Hubicka <jh@suse.cz>
9716 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9717 original node might've been modified.
9718 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9720 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9722 * tree-object-size.c (addr_object_size): Add OSI argument.
9723 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9724 (compute_builtin_object_size, expr_object_size): Adjust callers.
9725 (plus_stmt_object_size): Call addr_object_size instead of
9726 compute_builtin_object_size.
9728 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9729 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9731 * tree-ssa-loop-prefetch.c
9732 (gather_memory_references): Introduced a counter for the number of
9734 (anything_to_prefetch_p): Introduced a counter for the number of
9736 (is_loop_prefetching_profitable): New function with a cost model
9738 (loop_prefetch_arrays): Use the new cost model to determine if
9739 prefetching is profitable.
9740 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9741 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9742 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9743 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9744 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9745 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9747 2009-06-08 Michael Matz <matz@suse.de>
9750 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9751 partitions use the same.
9752 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9753 for basevars of SSA_NAMEs.
9754 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9755 to not expand them twice.
9756 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9759 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9761 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9762 (fdump-final-insns=, gtoggle): New.
9763 * doc/invoke.texi: Document them.
9764 * final.c (rest_of_clean_state): Dump final insn stream.
9765 * gcc.c (invoke_as): Hook in -fcompare-debug.
9766 (static_spec_functions): Add compare-debug-dump-opt,
9767 compare-debug-self-opt and compare-debug-auxbase-opt.
9768 (compare_debug, compare_debug_second, compare_debug_opt): New.
9769 (switches_debug_check, n_switches_debug_check): New.
9770 (debug_auxbase_opt, debug_check_temp_file): New.
9771 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9773 (do_self_spec): Handle arguments after switches.
9774 (do_spec_1): Add .gk extension to temp file basenames for compare.
9775 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9776 (cc1_options): Use it instead of normal auxbase computation for
9777 the second compare-debug compilation.
9778 (compare_files): New.
9779 (main): Set up and implement compare debug mode.
9780 (compare_debug_dump_opt_spec_function): New.
9781 (compare_debug_self_opt_spec_function): New.
9782 (compare_debug_auxbase_opt_spec_function): New.
9783 * toplev.c (process_options): Handle flag_gtoggle,
9784 flag_dump_final_insns.
9785 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9786 during -fcompare-debug-second compilation.
9788 2009-06-07 Ian Lance Taylor <iant@google.com>
9790 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9791 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9793 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9794 with no default node. Change warning with %H to warning_at.
9795 Don't clear warn_switch around case checking.
9796 * doc/invoke.texi (Warning Options): Clarify distinction between
9797 -Wswitch and -Wswitch-enum.
9799 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9801 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9803 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9805 * gbl-ctors.h: Add header guard.
9807 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9809 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9810 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9811 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9812 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9813 prototypes for removed functions.
9814 (expressions_equal_p): Move to ...
9815 * tree-ssa-sccvn.h: ... here and ...
9816 * matrix-reorg.c: ... adjust includes.
9818 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9820 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9822 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9824 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9825 (finish_function): Remove erroneous whitespace.
9827 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9829 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9830 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9832 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9834 * errors.c (internal_error): Commentary typo fix.
9835 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9836 * tree-ssa-pre.c: Ditto.
9838 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9840 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9841 them is supposed to hold actual statements.
9843 2009-06-06 Ian Lance Taylor <iant@google.com>
9845 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9846 empty statements can now have attributes.
9848 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9850 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9851 * config/mips/mips.md: Ditto.
9853 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9855 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9857 (__eabi_uconvert): Likewise.
9859 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9861 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9862 CFI_* definitions with IN_GCC.
9864 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9866 * xcoffout.h (xcoffout_source_line): Update prototype.
9868 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9870 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9871 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9873 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9876 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9877 inlined_function_outer_scope_p blocks for artificial inlines
9879 * tree.c (tree_nonartificial_location): Rewrite using
9880 block_nonartificial_location.
9882 2009-06-05 Revital Eres <eres@il.ibm.com>
9883 Leehod Baruch <leehod@il.ibm.com>
9885 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9886 (expand_expr_real_1): Remove comment.
9887 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9888 Vectorize misaligned access when the target supports it.
9889 (vect_supportable_dr_alignment): Check for unaligned access support.
9890 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9893 2009-06-05 Julian Brown <julian@codesourcery.com>
9895 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9896 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9898 2009-06-05 Richard Guenther <rguenther@suse.de>
9901 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9904 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9906 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9907 (save_gprs): Don't tell unwinder when a global register is saved.
9908 (s390_emit_epilogue): Emit needed epilogue unwind info.
9910 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9912 * dwarf2out.c (deferred_asm_name): New.
9913 (add_name_and_src_coords_attributes): Defer creation of
9914 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9916 (move_linkage_attr): New.
9917 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9920 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9922 * tree-nested.c (finalize_nesting_tree_1): Declare the
9923 frame_decl in the binding tree.
9925 2009-06-04 Cary Coutant <ccoutant@google.com>
9927 * basic-block.h (struct basic_block_def): Add discriminator field.
9928 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9930 * debug.c (do_nothing_debug_hooks): Add additional entry.
9931 (debug_nothing_int_charstar_int): New function.
9932 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
9933 (debug_nothing_int_charstar_int): New declaration.
9934 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
9935 discriminator value in .loc directive.
9936 * final.c (last_discriminator): New variable.
9937 (discriminator): New variable.
9938 (final_start_function): Initialize above variables, pass current
9939 discriminator to debug hook.
9940 (notice_source_line): Check for discriminator change.
9941 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
9942 * sdbout.c (sdbout_source_line): New parameter.
9943 * tree-cfg.c (struct locus_discrim_map): New structure type.
9944 (discriminator_per_locus): New hash table.
9945 (build_gimple_cfg): Allocate and free discriminator hash table.
9946 (make_edges): Call assign_discriminator.
9947 (locus_map_hash): New function.
9948 (locus_map_eq): New function.
9949 (next_discriminator_for_locus): New function.
9950 (same_line_p): New function.
9951 (assign_discriminator): New function.
9952 (make_cond_expr_edges): Call assign_discriminator.
9953 (make_gimple_switch_edges): Likewise.
9954 (first_non_label_stmt): New function.
9955 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
9957 * xcoffout.c (xcoffout_source_line): Add new parameter.
9959 * configure.ac (gcc_cv_as_discriminator): New configury check for
9960 gas support for discriminator.
9961 * configure: Regenerate.
9962 * config.in: Regenerate.
9964 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9966 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
9967 val after checking for integers.
9969 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
9971 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
9973 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
9974 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
9975 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
9976 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
9977 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
9978 X64_SSE_REGPARM_MAX.
9979 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
9980 X64_SSE_REGPARM_MAX.
9982 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9984 * gcc.c (report_times_to_file): New.
9985 (execute): Implement it.
9986 (process_command): Support -time=.
9987 * doc/invoke.texi: Document it.
9989 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9991 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
9992 that have value exprs.
9994 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9996 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
9997 declarations for constants until...
9998 (dw2_output_indirect_constant_1): ... this point.
10000 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
10003 * arm.md (arm_addsi3): Don't try to split an add with an
10004 eliminable register until after reload has completed.
10006 2009-06-03 Ian Lance Taylor <iant@google.com>
10008 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
10009 * genattrtab.c (write_length_unit_log): Likewise.
10010 * genchecksum.c (dosum): Likewise.
10011 * gengtype.c (write_rtx_next): Likewise.
10012 (finish_root_table, write_roots): Likewise.
10013 * gimple.c (gimple_ops_offset_): Likewise.
10014 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
10015 * config/arc/arc.c (arc_attribute_table): Likewise.
10016 * config/arm/arm.c (arm_attribute_table): Likewise.
10017 * config/avr/avr.c (avr_attribute_table): Likewise.
10018 * config/crx/crx.c (crx_attribute_table): Likewise.
10019 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
10020 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
10021 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
10022 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
10023 * config/sh/sh.c (sh_attribute_table): Likewise.
10024 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
10025 * config/spu/spu.c (spu_attribute_table): Likewise.
10026 * config/v850/v850.c (v850_attribute_table): Likewise.
10028 * config/alpha/alpha.c (vms_attribute_table): Make static.
10029 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
10030 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
10031 * config/mips/mips.c (mips_attribute_table): Likewise.
10033 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
10035 (cc1-checksum.o): Likewise.
10037 2009-06-03 Steve Ellcey <sje@cup.hp.com>
10039 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
10041 2009-06-03 Jakub Jelinek <jakub@redhat.com>
10043 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
10044 insn if it is changing sp. Use gen_add3_insn instead of
10045 conditionally gen_addsi3 and gen_adddi3.
10046 (offset_below_red_zone_p): New static inline function.
10047 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
10048 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
10049 * config/rs6000/ppc-asm.h: Include auto-host.h.
10050 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
10051 CFI_RESTORE): Define.
10052 * config/rs6000/crtresxgpr.asm: Add unwind info.
10053 * config/rs6000/crtresxfpr.asm: Likewise.
10054 * config/rs6000/crtresgpr.asm: Likewise.
10055 * config/rs6000/crtresfpr.asm: Likewise.
10056 * config/rs6000/crtsavgpr.asm: Likewise.
10057 * config/rs6000/crtsavfpr.asm: Likewise.
10059 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
10060 argument of DWARF2_FRAME_REG_OUT macros.
10062 2009-06-03 Julian Brown <julian@codesourcery.com>
10064 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
10065 words or less (including TImode) in core registers.
10067 2009-06-03 Richard Guenther <rguenther@suse.de>
10069 PR middle-end/40328
10070 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
10072 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
10074 * statistics.c (statistics_counter_event): Do not record event
10075 in pass dump if its number == -1.
10076 (curr_statistics_hash): Add assert that we never get passes
10077 with static number == -1.
10079 2009-06-03 Richard Guenther <rguenther@suse.de>
10080 Andrey Belevantsev <abel@ispras.ru>
10082 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
10083 non-BLKmode arrays addressable.
10085 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
10087 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
10088 * config/m68k/m68k.h: ... here.
10089 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
10092 2009-06-03 Martin Jambor <mjambor@suse.cz>
10094 PR tree-optimization/40323
10095 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
10098 2009-06-03 Richard Guenther <rguenther@suse.de>
10100 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10103 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
10105 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10106 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
10107 JUMP_TABLE_DATA_P where applicable.
10108 * config/sh/sh.c: Ditto.
10109 * config/sh/sh.h: Ditto.
10110 * config/sh/sh.md: Ditto.
10111 * config/sh/symbian.c: Ditto.
10113 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
10115 * config/i386/driver-i386.c (describe_cache): Optimize
10116 concatenation of strings. Use snprintf instead of sprintf.
10117 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
10118 target when not compiling with GCC.
10120 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
10122 * config/sh/sh.c: Revert last change.
10123 (sh_expand_epilogue): Emit a blockage insn before the frame
10124 pointer adjustment unconditionally.
10126 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10128 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
10129 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
10130 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
10131 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
10132 to COLLECT_GCC_OPTIONS.
10134 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10136 * collect2.c (target_system_root): New variable.
10137 (main): Handle --sysroot=.
10138 (ignore_library): Strip the sysroot from the library path.
10140 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10142 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
10143 (collect2.o): Depend on collect2-aix.h.
10144 (collect2-aix.o): New rule.
10145 * collect2-aix.h: New file.
10146 * collect2-aix.c: Likewise.
10147 * collect2.c: Include collect2-aix.h. Don't undefine
10148 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
10149 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
10150 Use TARGET_AIX_VERSION instead of _AIX51.
10151 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
10152 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
10153 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
10154 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
10155 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
10157 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10159 * collect2.c (ignore_library): Avoid premature post-increment
10160 and null deference.
10162 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10164 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
10165 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
10166 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
10167 CROSS_DIRECTORY_STRUCTURE too.
10168 (LINK_LIBG_SPEC): Likewise.
10169 (LIB_SPEC): Add %R to sysroot paths.
10170 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
10171 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
10172 * config/rs6000/aix51.h: As for aix43.h.
10173 * config/rs6000/aix52.h: Likewise.
10174 * config/rs6000/aix53.h: Likewise.
10175 * config/rs6000/aix61.h: Likewise.
10176 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
10177 to the beginning of sysroot paths.
10179 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10181 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
10182 INSN_LISTs that are out of the REG_NOTE range.
10184 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10186 * loop-unroll.c (struct iv_to_split): Add pointer to next.
10187 (struct var_to_expand): Likewise.
10188 (struct opt_info): Add head and tail for linked lists of the above.
10189 (analyze_insn_to_expand_var): Initialize next.
10190 (analyze_iv_to_split_insn): Likewise.
10191 (analyze_insns_in_loop): Create linked lists.
10192 (allocate_basic_variable): Simplify for use without hash table.
10193 (insert_var_expansion_initialization): Likewise, make it type-safer.
10194 (combine_var_copies_in_loop_exit): Likewise.
10195 (apply_opt_in_copies): Walk lists rather than hash tables.
10196 (release_var_copies): Simplified and inlined by hand into...
10197 (free_opt_info): ... this function.
10199 2009-06-02 Richard Guenther <rguenther@suse.de>
10201 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10204 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10206 * cfgexpand.c (gimple_expand_cfg): Discard the source location
10207 only for builtins that are not overridden.
10209 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10211 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
10214 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10216 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
10218 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10220 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10222 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10224 * common.opt (fdump-unnumbered-links): New.
10225 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10226 * print-rtl.c (flag_dump_unnumbered_links): New.
10227 (print_rtx): Test it.
10229 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10231 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10232 push/pop multiple to 8-byte alignment.
10234 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10236 * config/i386/i386.c (queued_cfa_restores): New static variable.
10237 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10239 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10240 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10241 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10242 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10243 note unconditionally.
10244 (ix86_emit_restore_regs_using_mov): Likewise.
10245 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10246 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10247 it through to ix86_emit_restore_reg_using_pop.
10248 (ix86_emit_leave): Add RED_OFFSET argument. Call
10249 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10250 instead of adding REG_CFA_OFFSET note unconditionally.
10251 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10252 the above functions. Call ix86_add_queued_cfa_restore_notes when
10255 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10256 force output of the label even for dwarf2out_do_cfi_asm.
10257 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10258 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10259 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10261 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10262 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10263 dwarf2out_cfi_label callers.
10264 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10265 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10266 Adjust dwarf2out_cfi_label callers.
10267 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10269 * config/i386/i386.h (struct machine_cfa_state,
10270 struct machine_function): Guard with ifndef USED_FOR_TARGET
10271 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10274 * emutls.c (__emutls_get_address): Change arr->size to mean number
10275 of allocated arr->data entries instead of # of slots + 1.
10277 PR middle-end/40316
10278 * recog.c (peep2_reinit_state): New function.
10279 (peephole2_init_state): Use it at the end of a basic block and also
10280 when seeing a RTX_FRAME_RELATED_P insn.
10282 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10284 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10285 fixuns_truncrfdi2): New.
10286 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10287 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10288 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10289 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10290 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10291 *recip_approx): Remove.
10292 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10293 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10294 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10296 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10299 2009-06-01 Ian Lance Taylor <iant@google.com>
10301 * attribs.c (register_attribute): Use CONST_CAST.
10302 * collect2.c (main): Use CONST_CAST2.
10303 (scan_prog_file): Likewise.
10304 * gcc.c (process_command, main): Likewise.
10305 * toplev.c (toplev_main): Likewise.
10307 * c-typeck.c (handle_warn_cast_qual): New static function,
10308 partially broken out of build_c_cast.
10309 (build_c_cast): Call handle_warn_cast_qual.
10310 * doc/invoke.texi (Warning Options): Document new effect of
10313 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10315 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10316 (diagnostic_report_current_module): Print columns.
10317 * common.opt (flag_show_column): Enable by default.
10319 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10321 * alias.c (find_base_term): Check for NULL term before returning.
10323 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10325 Revert due to PR40320:
10326 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10327 * calls.c (emit_library_call_value_1): Don't force_operand for move
10330 2009-06-01 Olivier Hainque <hainque@adacore.com>
10331 Eric Botcazou <ebotcazou@adacore.com>
10333 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10334 to be processed as a bitfield for constructor output purposes.
10335 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10337 * varasm.c (oc_local_state): New type, output_constructor
10338 local state to support communication with helpers.
10339 (oc_outer_state): New type, output_constructor outer state of
10340 relevance in recursive calls.
10341 (output_constructor_array_range): New output_constructor helper,
10342 extracted code for an array range element.
10343 (output_constructor_regular_field): New output_constructor helper,
10344 extracted code for an element that is not a bitfield.
10345 (output_constructor_bitfield): New output_constructor helper,
10346 extracted code for a bitfield element. Accept an OUTER state
10347 argument for recursive processing. Recurse on record or array
10348 CONSTRUCTOR values, possibly past noop conversions.
10349 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10350 VALUE is a valid constant-valued expression for use in a static
10351 bit-field initializer.
10352 (output_constructor): Rework to use helpers. Accept and honor an
10353 OUTER state argument for recursive calls. Return total size. Be
10354 prepared for nested constructors initializing bitfields.
10355 (output_constant): Feed OUTER in calls to output_constructor.
10357 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10359 * calls.c (emit_library_call_value_1): Don't force_operand for move
10362 2009-06-01 Nick Clifton <nickc@redhat.com>
10364 * doc/invoke.texi (IA-64 Options): Fix typo.
10366 2009-06-01 Ira Rosen <irar@il.ibm.com>
10368 PR tree-optimization/39129
10369 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10371 (vect_do_peeling_for_loop_bound): Use
10372 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10373 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10374 (vect_loop_versioning): Likewise.
10375 (vect_create_cond_for_alias_checks): Fix indentation.
10376 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10378 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10379 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10380 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10381 "control flow in loop".
10382 (vect_estimate_min_profitable_iters): Use
10383 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10384 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10385 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10386 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10387 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10388 statement belongs to a group of strided accesses with the exact code
10390 (vectorizable_load): Likewise.
10391 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10392 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10394 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10396 * config/freebsd-stdint.h: New file.
10397 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10398 Add freebsd-stdint.h to tm_file.
10400 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10402 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10403 (thumb2_extendhidi2): Likewise.
10405 2009-05-31 Ian Lance Taylor <iant@google.com>
10407 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10409 2009-05-31 Ian Lance Taylor <iant@google.com>
10411 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10412 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10413 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10415 2009-05-31 Jason Merrill <jason@redhat.com>
10417 * tree-pretty-print.c (print_call_name): Take the callee, not the
10418 call itself. Make non-static. Use dump_function_name for functions.
10419 (dump_generic_node): Adjust.
10420 * diagnostic.h: Declare print_call_name.
10421 * gimple-pretty-print.c (dump_gimple_call): Use it.
10423 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10425 * config/sh/sh.md (ashldi3_std): New define_expand.
10428 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10431 * config/sh/sh.c: Include debug.h.
10432 (sh_expand_epilogue): Emit a blockage insn before the frame
10433 pointer adjustment also when dwarf2out_do_frame returns true.
10435 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10437 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10438 (thumb2_extendqidi2): New pattern.
10440 2009-05-31 Ira Rosen <irar@il.ibm.com>
10442 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10443 mark phis for renaming.
10444 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10445 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10446 Call mark_sym_for_renaming.
10447 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10448 * tree-vect-loop.c (vect_transform_loop): Remove
10449 vect_memsyms_to_rename initialization and a call to
10450 mark_set_for_renaming.
10452 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10454 PR middle-end/40304
10455 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10456 frame related even if !set_cfa && style < 0.
10458 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10460 * config/i386/mingw-tls.c: New file.
10461 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10462 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10463 defining _WIN32 but not __CYGWIN__.
10465 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10467 * configure.ac: Add MPC support.
10469 * config.in, configure: Regenerate.
10471 2009-05-29 Richard Henderson <rth@redhat.com>
10473 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10474 NOTE_INSN_BASIC_BLOCK.
10475 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10476 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10477 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10479 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10481 (add_cfi): Disable check redefining cfa away from drap.
10482 (lookup_cfa_1): Add remember argument; handle remember/restore.
10483 (lookup_cfa): Pass remember argument.
10484 (cfa_remember): New.
10485 (compute_barrier_args_size_1): Remove sibcall check.
10486 (dwarf2out_frame_debug_def_cfa): New.
10487 (dwarf2out_frame_debug_adjust_cfa): New.
10488 (dwarf2out_frame_debug_cfa_offset): New.
10489 (dwarf2out_frame_debug_cfa_register): New.
10490 (dwarf2out_frame_debug_cfa_restore): New.
10491 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10492 (dwarf2out_begin_epilogue): New.
10493 (dwarf2out_frame_debug_restore_state): New.
10494 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10495 DW_CFA_restore_state.
10496 (output_cfi_directive): Likewise.
10497 (convert_cfa_to_fb_loc_list): Likewise.
10498 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10499 * dwarf2out.h: Update.
10500 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10501 (copy_insn_1): Early out for null.
10502 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10503 and dwarf2out_frame_debug_restore_state.
10504 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10505 (prologue_insn_hash, epilogue_insn_hash): New.
10506 (free_after_compilation): Adjust freeing accordingly.
10507 (record_insns): Create hash table if needed; push insns into
10508 hash instead of array.
10509 (maybe_copy_epilogue_insn): New.
10510 (contains): Search hash table instead of array.
10511 (sibcall_epilogue_contains): Remove.
10512 (thread_prologue_and_epilogue_insns): Split eh_return insns
10513 and mark them as epilogues.
10514 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10515 scanning in terms of basic blocks.
10516 * insn-notes.def (CFA_RESTORE_STATE): New.
10517 * jump.c (returnjump_p_1): Accept EH_RETURN.
10518 (eh_returnjump_p_1, eh_returnjump_p): New.
10519 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10520 CFA_REGISTER, CFA_RESTORE): New.
10521 * rtl.def (EH_RETURN): New.
10522 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10524 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10525 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10527 * config/i386/i386.c (gen_push): Update cfa state.
10528 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10529 add a CFA_ADJUST_CFA note.
10530 (ix86_dwarf_handle_frame_unspec): Remove.
10531 (ix86_expand_prologue): Update cfa state.
10532 (ix86_emit_restore_reg_using_pop): New.
10533 (ix86_emit_restore_regs_using_pop): New.
10534 (ix86_emit_leave): New.
10535 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10536 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10537 * config/i386/i386.h (struct machine_cfa_state): New.
10538 (ix86_cfa_state): New.
10539 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10540 (eh_return_internal): Merge from eh_return_<mode>,
10541 use eh_return rtx, split w/ epilogue.
10543 2009-05-29 Ian Lance Taylor <iant@google.com>
10545 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10547 * calls.c (emit_library_call_value_1): Likewise.
10549 * c-typeck.c (c_build_va_arg): New function.
10550 * c-tree.h (c_build_va_arg): Declare.
10551 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10552 instead of build_va_arg.
10554 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10556 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10557 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10558 (ptr_difference_cost): Use affine combinations to compute it.
10559 (difference_cost): Likewise.
10560 (get_computation_cost_at): Compute more accurate cost for addresses
10561 if the ratio is a multiplier allowed in addresses.
10562 For non-addresses, consider that an additional offset or symbol is
10565 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10567 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10568 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10570 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10571 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10572 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10574 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10575 to 1 for TYPE_SSE{IADD1,CVT1}.
10576 (prefix_vex_imm8): Removed.
10577 (length_vex): Only pass 1 as second argument to
10578 ix86_attr_length_vex_default if prefix_extra is 0.
10579 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10580 (length): For prefix vex computation use length_immediate
10581 attribute instead of prefix_vex_imm8.
10582 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10583 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10584 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10585 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10586 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10587 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10588 a space in between the operands.
10589 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10590 if one operand is 0xff and the other one si, di, bp or sp.
10591 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10592 other one si, di, bp or sp.
10593 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10594 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10595 type and mode attributes.
10596 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10597 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10598 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10599 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10600 prefix_data16 attribute iff MODE_DF.
10601 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10602 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10603 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10604 constm128_operand in length_immediate computation.
10605 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10606 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10607 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10608 length_immediate attribute to 1.
10609 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10610 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10611 for certain alternatives.
10612 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10613 prefix_data16 attribute if MODE_V1DF.
10614 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10615 length_immediate to 1.
10616 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10617 length_address to 4, set mode attribute to MODE_DI.
10618 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10619 (fxam<mode>2_i387): Set length attribute to 4.
10620 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10621 *prefetch_3dnow_rex): Override length_address attribute.
10622 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10624 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10625 (constm128_operand): Removed.
10626 * config/i386/i386.c (memory_address_length): For
10627 disp && !index && !base in 64-bit mode account for SIB byte if
10628 print_operand_address can't optimize disp32 into disp32(%rip)
10629 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10630 for fs: or gs: segment.
10631 (ix86_attr_length_immediate_default): When checking if shortform
10632 is possible, truncate immediate to the length of the non-shortened
10634 (ix86_attr_length_address_default): Ignore MEM_P operands
10636 (ix86_attr_length_vex_default): Only check for DImode on
10637 GENERAL_REG_P operands.
10638 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10639 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10640 (sse_cvttps2pi): Clear prefix_rep attribute.
10641 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10643 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10644 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10645 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10646 iff operand 2 is const_int_operand.
10647 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10648 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10649 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10651 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10653 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10654 prefix_data16 attribute for movlpd and movhpd instructions.
10655 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10656 length_immediate for shufpd instruction.
10657 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10658 (avx_cmpp<avxmodesuffixf2c><mode>3,
10659 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10660 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10661 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10662 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10663 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10664 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10665 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10666 prefix_data16 attribute for the first alternative to 1.
10667 (*avx_loadlps): Override length_immediate for the first alternative.
10668 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10669 attributes for second alternative.
10670 (*vec_concatv2sf_sse4_1): Override length_immediate and
10671 prefix_data16 attributes for second alternative.
10672 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10673 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10674 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10675 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10676 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10677 prefix_data16 and length_immediate to 1.
10678 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10680 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10681 prefix_extra attribute for variants that don't have 0f prefix alone.
10682 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10683 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10684 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10685 *sse4_1_pextrd): Set length_immediate to 1.
10686 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10687 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10689 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10690 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10691 length_immediate to 1 for second alternative.
10692 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10693 prefix_extra and length_immediate attributes for the first
10695 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10697 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10698 to 1 for the first and third alternative.
10699 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10701 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10703 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10705 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10706 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10707 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10708 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10709 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10710 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10711 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10712 ssse3_psign<mode>3): Override prefix_rex attribute.
10713 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10714 (ssse3_palignrti): Override length_immediate to 1.
10715 (ssse3_palignrdi): Override length_immediate to 1, override
10716 prefix_rex attribute.
10717 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10718 (sse4a_extrqi): Override length_immediate to 2.
10719 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10720 (sse4a_insertq): Override prefix_data16 to 0.
10721 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10722 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10723 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10724 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10725 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10726 and length_immediate to 1.
10727 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10728 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10729 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10730 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10731 and length_immediate to 1.
10732 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10733 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10734 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10735 avx_ptest256): Override prefix_extra to 1.
10736 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10737 Override prefix_data16 and length_immediate to 1.
10738 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10739 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10740 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10741 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10742 prefix_data16 to 0 and prefix_extra to 2.
10743 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10744 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10746 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10747 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10748 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10749 and prefix_extra to 2.
10750 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10751 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10752 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10753 avx_vpermilvar<mode>3,
10754 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10755 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10756 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10757 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10758 Override prefix_extra to 1.
10759 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10760 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10761 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10762 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10763 prefix_extra and length_immediate to 1.
10764 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10766 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10767 to 1 for the first alternative.
10768 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10769 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10771 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10772 *movv2sf_internal_avx, *movv2sf_internal): Override
10773 prefix_rep attribute for certain alternatives.
10774 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10775 attributes for certain alternatives.
10776 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10777 attributes for certain alternatives.
10778 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10779 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10780 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10781 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10782 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10783 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10784 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10785 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10786 length_immediate to 1 if operand 2 is const_int_operand.
10787 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10788 *vec_extractv2si_1): Set length_immediate attribute to 1.
10789 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10790 using old 3DNOW insn rather than SSE/3DNOW_A.
10791 (mmx_emms, mmx_femms): Clear modrm attribute.
10793 2009-05-29 Martin Jambor <mjambor@suse.cz>
10795 * tree-sra.c: New implementation of SRA.
10797 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10798 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10799 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10800 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10801 (SRA_MAX_STRUCTURE_COUNT): Removed.
10802 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10803 * doc/invoke.texi (sra-max-structure-size): Removed.
10804 (sra-field-structure-ratio): Removed.
10806 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10808 PR middle-end/40291
10809 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10812 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10814 PR rtl-optimization/40101
10815 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10816 seqno. Adjust comment.
10817 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10818 inserting bookkeeping before a jump, the jump is not scheduled.
10819 When no positive seqno found, provide a value. Add comment.
10821 2009-05-29 Richard Guenther <rguenther@suse.de>
10823 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10824 short-cutting on the first component.
10826 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10828 PR middle-end/39958
10829 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10830 for trees other than decls/types.
10832 2009-05-29 Richard Guenther <rguenther@suse.de>
10834 * tree-ssa-operands.c (get_expr_operands): Do not handle
10835 INDIRECT_REFs in the handled-component case. Remove
10836 unused get_ref_base_and_extent case.
10837 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10838 tree_low_cst and host_integerp where possible.
10839 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10840 codes for equivalence.
10841 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10843 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10845 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10846 to tmake_file for i[34567]86-*-cygwin*.
10848 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10851 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10852 (altivec_categorize_keyword, init_vector_keywords,
10853 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10856 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10858 * tree.c (handle_dll_attribute): Check if node is
10859 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10861 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10863 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10865 (thumb2_zero_extendqidi2): Likewise.
10867 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10869 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10870 instead of gen_movrt.
10871 * config/sh/sh.md (movrt): Remove.
10873 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10875 * doc/invoke.texi (IA-64 Options):
10876 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10877 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10878 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10879 -msched-prefer-non-control-spec-insns,
10880 -msched-stop-bits-after-every-cycle,
10881 -msched-count-spec-in-critical-path,
10882 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10883 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10884 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10885 and -msched-spec-verbose.
10887 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10889 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10890 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10892 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10894 2009-05-28 Richard Guenther <rguenther@suse.de>
10896 * tree-ssa-alias.c (ao_ref_init): New function.
10897 (ao_ref_base): Likewise.
10898 (ao_ref_base_alias_set): Likewise.
10899 (ao_ref_alias_set): Likewise.
10900 (refs_may_alias_p_1): Change signature.
10901 (refs_may_alias_p): Adjust.
10902 (refs_anti_dependent_p): Likewise.
10903 (refs_output_dependent_p): Likewise.
10904 (call_may_clobber_ref_p_1): Change signature.
10905 (call_may_clobber_ref_p): Adjust.
10906 (stmt_may_clobber_ref_p_1): New function split out from ...
10907 (stmt_may_clobber_ref_p): ... here.
10908 (maybe_skip_until): Adjust signature.
10909 (get_continuation_for_phi): Likewise.
10910 (walk_non_aliased_vuses): Likewise.
10911 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10912 (ao_ref_init): Declare.
10913 (ao_ref_base): Likewise.
10914 (ao_ref_alias_set): Likewise.
10915 (stmt_may_clobber_ref_p_1): Likewise.
10916 (walk_non_aliased_vuses): Adjust.
10917 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10918 (get_ref_from_reference_ops): remove.
10919 (vn_reference_lookup_2): Adjust signature.
10920 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10921 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10922 (vn_reference_lookup): Adjust.
10923 (vn_reference_insert): Likewise.
10924 (vn_reference_insert_pieces): Adjust signature.
10925 (visit_reference_op_call): Adjust.
10926 * tree-ssa-pre.c (get_expr_type): Simplify.
10927 (phi_translate_1): Adjust.
10928 (compute_avail): Likewise.
10929 (translate_vuse_through_block): Do not re-build trees.
10930 (value_dies_in_block_x): Likewise.
10931 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
10933 (vn_reference_lookup_pieces): Adjust declaration.
10934 (vn_reference_insert_pieces): Likewise.
10936 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
10938 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
10939 with checking disabled.
10941 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
10945 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
10946 macro definition for support of three-operand format aligned
10947 .comm directive in assembler on cygwin/pe/mingw target OS.
10948 * configure: Regenerate.
10949 * config.h: Regenerate.
10951 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
10952 aligned form of .comm directive if -mpe-aligned-commons is in effect.
10953 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
10955 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
10956 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
10958 2009-05-28 Ira Rosen <irar@il.ibm.com>
10960 PR tree-optimization/40254
10961 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
10962 in analysis of basic blocks.
10964 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
10966 PR middle-end/33699
10967 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
10968 * target-def.h (TARGET_CONST_ANCHOR): New macro.
10969 (TARGET_INITIALIZER): Use it.
10970 * cse.c (CHEAPER): Move it up to the other macros.
10971 (insert): Rename this ...
10972 (insert_with_costs): ... to this. Add cost parameters. Update
10974 (insert): New function. Call insert_with_costs.
10975 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
10976 find_reg_offset_for_const, try_const_anchors): New functions.
10977 (cse_insn): Call try_const_anchors. Adjust cost of src_related
10978 when using a const-anchor. Call insert_const_anchors.
10979 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
10980 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
10982 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10984 * tree-inline.c (remap_decls): Enable nonlocalized variables
10985 when not optimizing.
10987 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10989 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
10990 Simplify other tests involving optimize.
10992 2009-05-27 Tom Tromey <tromey@redhat.com>
10994 * unwind-dw2.c (_Unwind_DebugHook): New function.
10995 (uw_install_context): Call _Unwind_DebugHook.
10997 2009-05-27 Tom Tromey <tromey@redhat.com>
10999 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
11001 2009-05-27 Ian Lance Taylor <iant@google.com>
11003 * Makefile.in (LINKER, LINKER_FLAGS): Define.
11004 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
11005 (ALL_LINKERFLAGS): Define.
11006 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
11007 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11008 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
11009 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11010 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
11011 $(LINKER_FOR_BUILD).
11012 (build/gcov-iov$(build_exeext)): Likewise.
11014 2009-05-27 Julian Brown <julian@codesourcery.com>
11016 * gcse.c (target.h): Include.
11017 (can_assign_to_reg_without_clobbers_p): Check that the target allows
11018 copy of argument to a pseudo register.
11020 2009-05-27 Diego Novillo <dnovillo@google.com>
11022 * tree-ssa-live.c (dump_scope_block): Document arguments.
11023 (dump_scope_blocks): Document.
11024 (debug_scope_blocks): New.
11025 * tree-flow.h (debug_scope_blocks): Declare.
11027 2009-05-21 Denis Chertykov <denisc@overta.ru>
11029 * doc/contrib.texi (Contributors): Add myself to the list.
11031 2009-05-27 Olivier Hainque <hainque@adacore.com>
11033 * expr.c (target_align): New function. Alignment the TARGET of an
11034 assignment may be assume to have.
11035 (highest_pow2_factor_for_target): Use it instead of relying on
11036 immediate tree attributes of TARGET, not necessarily honored when
11037 intermediate bitfields are involved.
11039 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
11042 * config/i386/driver-i386.c (host_detect_local_cpu): Support
11043 AVX, SSE4, AES, PCLMUL and POPCNT.
11045 2009-05-27 Diego Novillo <dnovillo@google.com>
11047 * tree-pretty-print.c (dump_location): New.
11048 (dump_generic_node): Call it.
11049 Factor code to handle BLOCK nodes ...
11050 (dump_block_node): ... here.
11052 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
11054 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
11056 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
11058 * gcc-plugin.h: Include config.h and system.h.
11059 (IN_GCC): Define if not defined.
11061 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
11063 PR middle-end/40249
11064 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
11067 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
11069 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
11071 * config/m32r/m32r.h: Ditto.
11072 * config/m32r/m32r.md: Ditto.
11073 * config/m32r/predicates.md: Ditto.
11075 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
11077 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
11079 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
11082 (Loading plugins): typo.
11083 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
11084 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11085 (Interacting with the GCC Garbage Collector): Added new section.
11086 (Giving information about a plugin): Added new section for
11088 * ggc.h (ggc_register_root_tab): Added declaration.
11089 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
11090 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
11091 (register_callback): Improved comment in declaration.
11092 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
11093 (extra_root_vec) Added static variable for dynamic roots registration.
11094 (ggc_register_root_tab) Added new routine.
11095 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
11096 PLUGIN_GGC_MARKING event.
11097 * ggc-zone.c: Include plugin.h.
11098 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11099 * ggc-page.c: Include plugin.h.
11100 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11101 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
11102 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
11103 (register_callback): check lack of callbacks for
11104 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
11105 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
11106 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
11107 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11108 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
11109 dependency on plugin.h.
11110 (plugin.o): Added dependency on ggc.h...
11112 2009-05-26 Richard Guenther <rguenther@suse.de>
11114 PR middle-end/40248
11116 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11117 with mismatched comparison modes.
11119 * expr.c (expand_expr_real_1): Expand the operand of a
11120 VIEW_CONVERT_EXPR in its natural mode.
11122 2009-05-26 Ian Lance Taylor <iant@google.com>
11124 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
11125 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
11126 (ALL_COMPILERFLAGS): Define.
11127 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
11128 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11129 (collect2$(exeext), collect2.o): Likewise.
11130 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
11131 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
11132 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
11133 (libbackend.o, intl.o, cppdefault.o): Likewise.
11134 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11135 (build/%.o): Use $(COMPILER_FOR_BUILD).
11136 (build/gen%$(build_exeext)): Likewise.
11137 (build/gcov-iov$(build_exeext)): LIkewise.
11138 * config/t-darwin (darwin.o): Use $(COMPILER).
11139 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
11140 * config/t-sol2 (sol2-c.o): Likewise.
11141 (sol2.o): Likewise.
11142 * config/t-vxworks (vxworks.o): Likewise.
11143 * config/x-darwin (host-darwin.o): Likewise.
11144 * config/x-hpux (host-hpux.o): Likewise.
11145 * config/x-linux (host-linux.o): Likewise.
11146 * config/x-solaris (host-solaris.o): Likewise.
11147 * config/alpha/x-alpha (driver-alpha.o): Likewise.
11148 * config/arm/t-arm (arm-c.o): Likewise.
11149 * config/arm/t-pe (pe.o): Likewise.
11150 * config/arm/t-wince-pe (pe.o): Likewise.
11151 * config/i386/t-cygming (winnt.o): Likewise.
11152 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
11153 * config/i386/t-cygwin (cygwin1.o): Likewise.
11154 (cygwin2.o): Likewise.
11155 * config/i386/t-i386 (i386-c.o): Likewise.
11156 * config/i386/t-interix (winnt.o): Likewise.
11157 * config/i386/t-netware (netware.o): Likewise.
11158 * config/i386/t-nwld (nwld.o): Likewise.
11159 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
11160 * config/i386/x-i386 (driver-i386.o): Likewise.
11161 * config/i386/x-cygwin (host-cygwin.o): Likewise.
11162 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
11163 * config/ia64/t-ia64 (ia64-c.o): Likewise.
11164 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
11165 * config/mips/x-native (driver-native.o): Likewise.
11166 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
11167 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
11168 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
11169 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
11170 * config/score/t-score-elf (score7.o): Likewise.
11171 (score3.o): Likewise.
11172 * config/sh/t-sh (sh-c.o): Likewise.
11173 * config/sh/t-symbian (sh-c.o): Likewise.
11174 (symbian.o): Likewise.
11175 * config/spu/t-spu-elf (spu-c.o): Likewise.
11176 * config/v850/t-v850 (v850-c.o): Likewise.
11177 * config/v850/t-v850e (v850-c.o): Likewise.
11179 2009-05-26 Richard Guenther <rguenther@suse.de>
11181 PR tree-optimization/40122
11182 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
11183 VECTOR_CSTs if possible.
11184 (fold_gimple_assign): Likewise.
11186 2009-05-26 Richard Guenther <rguenther@suse.de>
11188 PR middle-end/40252
11189 * fold-const.c (fold_binary): Use the correct types for building
11192 2009-05-26 Richard Guenther <rguenther@suse.de>
11194 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
11195 redundant calls to merge_alias_info.
11196 (bump_vector_ptr): Likewise.
11197 * tree-ssa-copy.c (merge_alias_info): Remove.
11198 (replace_exp_1): Remove call to merge_alias_info.
11199 (propagate_tree_value): Likewise.
11200 (fini_copy_prop): Propagate points-to info.
11201 * tree-flow.h (merge_alias_info): Remove.
11203 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11205 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
11207 2009-05-25 Jan Hubicka <jh@suse.cz>
11209 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11210 * cgraph.h (struct inline_summary): New filed self_wize,
11211 size_inlining_benefit, self_time and time_inlining_benefit.
11212 (struct cgraph_global_info): Replace insns by time ans size fields.
11213 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11214 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11215 (ipcp_update_callgraph): Do not touch function bodies.
11216 * ipa-inline.c: Include except.h
11217 (MAX_TIME): New constant.
11218 (overall_insns): Remove.
11219 (leaf_node_p): New.
11220 (overall_size, max_benefit): New static variables.
11221 (cgraph_estimate_time_after_inlining): New function.
11222 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11223 (cgraph_clone_inlined_nodes): Update size.
11224 (cgraph_mark_inline_edge): Update size.
11225 (cgraph_estimate_growth): Use size info.
11226 (cgraph_check_inline_limits): Check size.
11227 (cgraph_default_inline_p): Likewise.
11228 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11229 (cgraph_decide_recursive_inlining): Check size.
11230 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11232 (cgraph_decide_inlining): Likewise.
11233 (cgraph_decide_inlining_incrementally): Likewise; honor
11234 PARAM_EARLY_INLINING_INSNS.
11235 (likely_eliminated_by_inlining_p): New predicate.
11236 (estimate_function_body_sizes): New function.
11237 (compute_inline_parameters): Use it.
11238 * except.c (must_not_throw_labels): New function.
11239 * except.h (must_not_throw_labels): Declare.
11240 * tree-inline.c (init_inline_once): Kill inlining_weigths
11241 * tree-ssa-structalias.c: Avoid uninitialized warning.
11242 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11243 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11244 (PARAM_INLINE_CALL_COST): Remove.
11245 (PARAM_EARLY_INLINING_INSNS): New.
11247 2009-05-25 Richard Guenther <rguenther@suse.de>
11249 PR tree-optimization/36327
11250 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11251 callback for reference translation or lookup at the point of may-defs.
11252 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11253 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11254 for union COMPONENT_REFs.
11255 (vn_reference_lookup_3): New callback. Lookup from memset
11256 and CONSTRUCTOR assignment, translate through struct copies.
11257 (vn_reference_lookup_pieces): Make sure to not free the
11258 passed operands array. Adjust walk_non_aliased_vuses call.
11259 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11260 make sure we do not leak memory.
11262 2009-05-25 Richard Guenther <rguenther@suse.de>
11264 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11265 * tree-inline.c (expand_call_inline): Reset the escaped and
11266 callused solutions.
11267 * tree-ssa-structalias.c (pass_build_ealias): New.
11268 * tree-pass.h (pass_build_ealias): Declare.
11269 * passes.c (init_optimization_passes): Add PTA during
11270 early optimizations.
11271 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11272 and CALLUSED solutions.
11273 (dump_points_to_solution): New function, split out from ...
11274 (dump_points_to_info_for): ... here.
11275 * tree-parloops.c (parallelize_loops): Reset the escaped and
11276 callused solutions.
11278 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11281 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11282 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11284 2009-05-25 Ira Rosen <irar@il.ibm.com>
11286 PR tree-optimization/40238
11287 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11288 statements after basic block's labels.
11289 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11290 to free the allocated memory.
11292 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11294 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11295 return address with a USE.
11297 2009-05-24 Richard Guenther <rguenther@suse.de>
11299 PR middle-end/40233
11300 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11301 array type from the main variant of the inner type.
11303 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11305 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11306 definition to bool (from int) to un-break build.
11307 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11309 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11311 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11312 discard_stmt_changes): Delete.
11313 * tree-ssa-operands.c (scb_stack): Delete.
11314 (init_ssa_operands): Do not initialize it.
11315 (fini_ssa_operands): Do not free it.
11316 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11318 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11319 update_stmt, remove the others. Fix comments.
11320 * tree-dfa.c (optimize_stack_restore): Likewise.
11321 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11322 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11323 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11324 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11326 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11327 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11328 (dom_opt_finalize_block): Likewise, adjusting access to
11330 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11331 (stmts_to_rescan): Change item type to gimple.
11332 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11334 2009-05-24 Ira Rosen <irar@il.ibm.com>
11336 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11337 * tree-pass.h (pass_slp_vectorize): New pass.
11338 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11339 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11340 * tree-vectorizer.c (timevar.h): Include.
11341 (user_vect_verbosity_level): Declare.
11342 (vect_location): Fix comment.
11343 (vect_set_verbosity_level): Update user_vect_verbosity_level
11344 instead of vect_verbosity_level.
11345 (vect_set_dump_settings): Add an argument. Ignore user defined
11346 verbosity if dump flags require higher level of verbosity. Print to
11347 stderr only for loop vectorization.
11348 (vectorize_loops): Update call to vect_set_dump_settings.
11349 (execute_vect_slp): New function.
11350 (gate_vect_slp): Likewise.
11351 (struct gimple_opt_pass pass_slp_vectorize): New.
11352 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11353 access its members.
11354 (vec_info_for_bb): New function.
11355 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11356 (VECTORIZATION_ENABLED): New macro.
11357 (SLP_ENABLED, SLP_DISABLED): Likewise.
11358 (vect_is_simple_use): Add bb_vec_info argument.
11359 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11360 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11361 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11362 vect_schedule_slp, vect_analyze_slp): Likewise.
11363 (vect_analyze_stmt): Add slp_tree argument.
11364 (find_bb_location): Declare.
11365 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11366 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11367 (vect_analyze_loop_operations, vect_analyze_loop,
11368 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11369 vect_finalize_reduction, vectorizable_reduction,
11370 vectorizable_live_operation, vect_transform_loop): Likewise.
11371 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11372 skip evolution analysis if analyzing a basic block.
11373 (dr_analyze_indices): Likewise.
11374 (initialize_data_dependence_relation): Skip the test whether the
11375 object is invariant for basic blocks.
11376 (compute_all_dependences): Skip dependence analysis for data
11377 references in basic blocks.
11378 (find_data_references_in_stmt): Don't fail in case of invariant
11379 access in basic block.
11380 (find_data_references_in_bb): New function.
11381 (find_data_references_in_loop): Move code to
11382 find_data_references_in_bb and add a call to it.
11383 (compute_data_dependences_for_bb): New function.
11384 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11385 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11387 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11388 unknown dependence in basic block and fail in case of dependence in
11390 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11391 dependence instances from either loop or basic block vectorization
11393 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11394 before calling nested_in_vect_loop_p.
11395 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11396 dependence instances from either loop or basic block vectorization
11398 (vect_verify_datarefs_alignment): Likewise.
11399 (vect_enhance_data_refs_alignment): Adjust function calls.
11400 (vect_analyze_data_refs_alignment): Likewise.
11401 (vect_analyze_group_access): Fix printing. Skip different checks if
11402 DR_STEP is 0. Keep strided stores either in loop or basic block
11403 vectorization data structure. Fix indentation.
11404 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11406 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11407 dependence instances from either loop or basic block vectorization
11409 (vect_analyze_data_refs): Update comment. Call
11410 compute_data_dependences_for_bb to analyze basic blocks.
11411 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11412 case of loop vectorization. In case of basic block vectorization use
11413 data-ref itself as a base.
11414 (vect_create_data_ref_ptr): In case of basic block vectorization:
11415 don't advance the pointer, add new statements before the current
11416 statement. Adjust function calls.
11417 (vect_supportable_dr_alignment): Support only aligned accesses in
11418 basic block vectorization.
11419 * common.opt (ftree-slp-vectorize): New flag.
11420 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11421 (vect_pattern_recog_1): Likewise.
11422 * tree-vect-stmts.c (process_use): Likewise.
11423 (vect_init_vector): Add new statements in the beginning of the basic
11424 block in case of basic block SLP.
11425 (vect_get_vec_def_for_operand): Adjust function calls.
11426 (vect_finish_stmt_generation): Likewise.
11427 (vectorizable_call): Add assert that it is loop vectorization, adjust
11429 (vectorizable_conversion, vectorizable_assignment): Likewise.
11430 (vectorizable_operation): In case of basic block SLP, take
11431 vectorization factor from statement's type and skip the relevance
11432 check. Adjust function calls.
11433 (vectorizable_type_demotion): Add assert that it is loop
11434 vectorization, adjust function calls.
11435 (vectorizable_type_promotion): Likewise.
11436 (vectorizable_store): Check for outer loop only in case of loop
11437 vectorization. Adjust function calls. For basic blocks, skip the
11438 relevance check and don't advance pointers.
11439 (vectorizable_load): Likewise.
11440 (vectorizable_condition): Add assert that it is loop vectorization,
11441 adjust function calls.
11442 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11443 that it is not reduction, get vector type, call only supported
11444 functions, skip loop specific parts.
11445 (vect_transform_stmt): Check for outer loop only in case of loop
11447 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11448 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11449 for external definition.
11450 * passes.c (pass_slp_vectorize): New pass.
11451 * tree-vect-slp.c (find_bb_location): New function.
11452 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11453 check for patterns only in loops.
11454 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11455 case of multiple types in basic block SLP.
11456 (vect_mark_slp_stmts_relevant): New function.
11457 (vect_supported_load_permutation_p): Fix comment.
11458 (vect_analyze_slp_instance): Add argument. In case of basic block
11459 SLP, take vectorization factor from statement's type, check that
11460 unrolling factor is 1. Adjust function call. Save SLP instance in
11461 either loop or basic block vectorization structure. Return FALSE,
11463 (vect_analyze_slp): Add argument. Get strided stores groups from
11464 either loop or basic block vectorization structure. Return FALSE
11465 if basic block SLP failed.
11466 (new_bb_vec_info): New function.
11467 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11468 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11469 (vect_schedule_slp): Add argument. Get SLP instances from either
11470 loop or basic block vectorization structure. Set vectorization factor
11471 to be 1 for basic block SLP.
11472 (vect_slp_transform_bb): New function.
11473 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11475 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11477 * final.c (shorten_branches): Do not align labels for jump tables.
11478 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11480 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11482 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11483 Remove outdated reference to flow.c and fix nits.
11484 * doc/gccint.texi: Tweak RTL description.
11485 * doc/rtl.texi: Likewise.
11487 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11489 * config/avr/avr.c: Change my email address.
11490 * config/avr/avr.h: Likewise.
11491 * config/avr/avr.md: Likewise.
11492 * config/avr/avr-protos.h: Likewise.
11493 * config/avr/libgcc.S: Likewise.
11495 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11497 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11498 (spu_split_load, spu_split_store): Change return type to int.
11499 (spu_split_convert): Declare.
11500 * config/spu/predicates.md (spu_mem_operand): Remove.
11501 (spu_mov_operand): Update.
11502 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11503 * config/spu/spu.c (regno_aligned_for_load): Remove.
11504 (reg_aligned_for_addr, spu_expand_load): Define.
11505 (spu_expand_extv): Reimplement and handle MEM.
11506 (spu_expand_insv): Handle MEM.
11507 (spu_sched_reorder): Handle insn's with length 0.
11508 (spu_legitimate_address_p): Reimplement.
11509 (store_with_one_insn_p): Return TRUE for any mode with size
11510 larger than 16 bytes.
11511 (address_needs_split): Define.
11512 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11514 (spu_convert_move): Define.
11515 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11516 (spu_split_store): Change all MEM's to TImode.
11517 (spu_init_expanders): Preallocate registers that correspond to
11518 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11520 (spu_split_convert): Define.
11521 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11522 (_move<mode>, _movdi, _movti): Update predicate and condition.
11523 (load, store): Change to define_split.
11524 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11526 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11527 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11528 define_insn_and_split of lshr<mode>3.
11529 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11530 (<v>ashr<mode>3_imm): Define.
11531 (extv, extzv, insv): Allow MEM operands.
11532 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11533 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11534 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11535 (_spu_convert2): Change to define_insn_and_split and remove the
11536 corresponding define_peephole2.
11537 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11538 Change predicates to memory_operand.
11540 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11542 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11544 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11546 PR tree-optimization/40219
11547 * tree.c (iterative_hash_expr): Make sure the builtin function is
11548 a normal builtin function and not a front end or back end builtin
11549 before indexing into the built_in_decls array.
11551 2009-05-22 Richard Guenther <rguenther@suse.de>
11553 PR middle-end/38964
11554 * alias.c (write_dependence_p): Do not use TBAA for answering
11555 anti-dependence or output-dependence.
11556 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11557 (emit_pointer_definition): Remove.
11558 (emit_alias_warning): Likewise.
11559 (find_what_var_points_to): Remove TBAA pruning code.
11560 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11562 (compute_points_to_sets): Remove code computing the set of
11563 dereferenced pointers.
11564 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11565 oracle for querying anti and output dependencies.
11566 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11567 if TBAA may be applied.
11568 (refs_anti_dependent_p): New function.
11569 (refs_output_dependent_p): Likewise.
11570 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11571 (refs_output_dependent_p): Likewise.
11572 * doc/tree-ssa.texi (Memory model): New section.
11573 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11574 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11575 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11576 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11577 * expr.c (expand_expr_real_1): Likewise.
11578 * gimple-low.c (lower_stmt): Likewise.
11579 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11580 (dump_gimple_cdt): Remove.
11581 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11582 (gimple_size): Likewise.
11583 (walk_gimple_op): Likewise.
11584 (is_gimple_stmt): Likewise.
11585 (walk_stmt_load_store_addr_ops): Likewise.
11586 (gimple_build_cdt): Remove.
11587 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11588 * gimple.h (gimple_cdt_new_type): Remove.
11589 (gimple_cdt_new_type_ptr): Likewise.
11590 (gimple_cdt_set_new_type): Likewise.
11591 (gimple_cdt_location): Likewise.
11592 (gimple_cdt_location_ptr): Likewise.
11593 (gimple_cdt_set_location): Likewise.
11594 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11595 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11596 GIMPLE_CHANGE_DYNAMIC_TYPE.
11597 (verify_types_in_gimple_stmt): Likewise.
11598 * tree-inline.c (estimate_num_insns): Likewise.
11599 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11600 (copy_decl_to_var): Likewise.
11601 (copy_result_decl_to_var): Likewise.
11602 * tree-pretty-print.c (dump_generic_node): Do not handle
11603 CHANGE_DYNAMIC_TYPE_EXPR.
11604 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11605 * tree-ssa-operands.c (get_expr_operands): Likewise.
11606 * tree-ssa-structalias.c (struct variable_info): Remove
11607 no_tbaa_pruning member.
11608 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11609 (unify_nodes): Do not copy it.
11610 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11611 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11612 (set_uids_in_ptset): Do not check it.
11613 (find_what_var_points_to): Likewise.
11614 (compute_tbaa_pruning): Remove.
11615 (compute_points_to_sets): Do not call it.
11616 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11617 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11618 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11619 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11620 (DECL_NO_TBAA_P): Likewise.
11621 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11622 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11623 (expand_omp_atomic_pipeline): Do not set it.
11624 * print-tree.c (print_node): Do not dump it.
11625 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11628 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11631 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11634 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11636 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11639 2009-05-22 Ben Elliston <bje@au.ibm.com>
11641 * Makefile.in (bversion.h, s-bversion): New targets.
11642 (TOPLEV_H): Add bversion.h.
11643 * toplev.h: Include "bversion.h".
11644 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11645 the __format__ attribute only if compiling with the same version
11646 of GCC as the sources (the "build version").
11648 2009-05-22 Ben Elliston <bje@au.ibm.com>
11650 * c-format.c (handle_format_attribute): Fix comment typo.
11652 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11655 * config/ia64/ia64.opt (mfused-madd): New.
11656 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11657 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11658 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11659 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11660 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11661 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11662 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11663 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11664 instruction if !TARGET_FUSED_MADD.
11665 (fpma, fpms): Remove colon from name.
11667 2009-05-22 Richard Guenther <rguenther@suse.de>
11669 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11670 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11671 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11673 (create_expression_by_pieces): Only convert if necessary.
11674 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11675 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11677 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11679 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11680 regular pattern from a template and rename it ...
11681 (*extzv_truncsi_exts): ... to this.
11683 2009-05-21 Richard Guenther <rguenther@suse.de>
11685 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11686 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11687 (cgraph_default_inline_p): Likewise.
11688 (cgraph_decide_inlining_incrementally): Likewise.
11690 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11691 Uros Bizjak <ubizjak@gmail.com>
11693 * config/i386/cpuid.h (bit_MOVBE): New.
11695 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11697 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11698 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11699 (ix86_handle_option): Handle OPT_mmovbe.
11700 (ix86_target_string): Add -mmovbe.
11701 (pta_flags): Add PTA_MOVBE.
11702 (processor_alias_table): Add PTA_MOVBE to "atom".
11703 (override_options): Handle PTA_MOVBE.
11705 * config/i386/i386.h (TARGET_MOVBE): New.
11707 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11708 (*bswapsi_movbe): New.
11709 (*bswapdi_movbe): Likewise.
11710 (bswapdi2): Renamed to ...
11711 (*bswapdi_1): This.
11712 (bswapdi2): New expander.
11714 * config/i386/i386.opt (mmovbe): New.
11716 * doc/invoke.texi: Document -mmovbe.
11718 2009-05-21 Taras Glek <tglek@mozilla.com>
11720 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11721 * gcc-plugin.h (plugin_init): Updated signature.
11722 * gcc-plugin.h (plugin_name_args): Moved to this header.
11723 * doc/plugins.texi (plugin_init): Updated documention to reflect
11725 * doc/plugins.texi (plugin_name_args): Added to documention.
11727 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11729 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11730 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11732 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11734 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11735 JUMP_TABLE_DATA_P predicates where applicable.
11736 * config/i386/predicates.md: Ditto.
11737 * config/i386/sse.md: Ditto.
11739 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11741 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11742 operand2 -128 override length_immediate attribute to 1.
11743 * config/i386/predicates.md (constm128_operand): New predicate.
11745 * config/i386/i386.c (memory_address_length): Handle %r12
11746 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11748 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11749 mode look through optional ZERO_EXTEND and SUBREG.
11750 * config/i386/i386.md (R12_REG): New define_constant.
11751 (prefix_data16): For sse unit set also for MODE_TI insns.
11752 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11753 insns set if operand 1 is ext_QIreg_operand.
11754 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11755 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11757 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11758 mode from MODE_DI to MODE_SI.
11759 (movdi_1_rex64): Override modrm and length_immediate attributes
11760 only for movabs (TYPE_IMOV, alternative 2).
11761 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11762 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11763 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11764 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11765 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11766 prefix_rex attribute if DImode.
11767 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11768 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11769 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11770 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11771 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11772 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11773 Likewise. For TYPE_IMOV clear length_immediate attribute.
11774 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11775 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11776 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11777 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11778 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11779 or one operand TYPE_ISHIFT.
11780 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11781 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11782 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11783 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11784 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11785 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11786 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11787 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11788 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11789 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11790 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11791 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11792 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11793 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11794 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11795 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11796 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11797 set mode attribute, don't override length attribute.
11798 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11800 (return_internal_long): Set length attribute to 2 instead of 1.
11801 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11802 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11803 prefix_rex attribute.
11804 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11806 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11808 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11810 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11812 2009-05-20 Ian Lance Taylor <iant@google.com>
11814 * tree.c (build_tree_list_vec_stat): New function.
11815 (ctor_to_vec): New function.
11816 (build_nt_call_vec): New function.
11817 (build_call_array): Change args to be a const pointer.
11818 (build_call_vec): New function.
11819 * tree.h (build_nt_call_vec): Declare.
11820 (build_tree_list_vec_stat): Declare.
11821 (build_tree_list_vec): Define.
11822 (build_call_array): Update declaration.
11823 (build_call_vec): Declare.
11824 (ctor_to_vec): Declare.
11825 * c-common.c (tree_vector_cache): New static variable.
11826 (make_tree_vector): New function.
11827 (release_tree_vector): New function.
11828 (make_tree_vector_single): New function.
11829 (make_tree_vector_copy): New function.
11830 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11831 (make_tree_vector_single, make_tree_vector_copy): Declare.
11832 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11833 (c_parser_expr_list): Don't manage cache here, instead call
11835 (c_parser_release_expr_list): Remove static function.
11836 (c_parser_vec_to_tree_list): Remove static function.
11837 (c_parser_attributes): Call build_tree_list_vec instead of
11838 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11839 c_parser_release_expr_list.
11840 (c_parser_postfix_expression_after_primary): Likewise.
11841 (c_parser_objc_keywordexpr): Likewise.
11843 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11845 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11846 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11847 TARGET_CONVERT_TO_TYPE.
11848 * hooks.c (hook_tree_const_tree_null): Define.
11849 * hooks.h (hook_tree_const_tree_null): Declare.
11850 * target.h (struct gcc_target): Add invalid_parameter_type,
11851 invalid_return_type, promoted_type, and convert_to_type fields.
11852 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11853 (TARGET_INVALID_RETURN_TYPE): Define.
11854 (TARGET_PROMOTED_TYPE): Define.
11855 (TARGET_CONVERT_TO_TYPE): Define.
11856 (TARGET_INITIALIZER): Update for new fields.
11857 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11858 (grokparms): Check targetm.invalid_parameter_type.
11859 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11860 * c-convert.c (convert): Check targetm.convert_to_type.
11862 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11864 * config/mips/mips.md (*extenddi_truncate<mode>,
11865 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11867 (*extendhi_truncateqi): New define_insn_and_sptit.
11869 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11871 PR middle-end/40204
11872 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11873 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11875 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11877 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11878 the operand of VIEW_CONVERT_EXPR.
11880 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11882 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11883 extended family and model for Intel processors. Support Intel Atom.
11885 2009-05-20 Olivier Hainque <hainque@adacore.com>
11887 * gstab.h (stab_code_type): Define, to be used instead of the
11888 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11890 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11891 occurrences by stab_code_type.
11892 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11894 2009-05-20 Martin Jambor <mjambor@suse.cz>
11896 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11897 (sra_insert_before): Likewise.
11898 (sra_insert_after): Likewise.
11899 (sra_init_cache): Likewise.
11900 (sra_type_can_be_decomposed_p): Likewise.
11901 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11902 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11903 (sra_insert_before): Likewise.
11904 (sra_insert_after): Likewise.
11905 (sra_init_cache): Likewise.
11906 (insert_edge_copies_seq): Made static and moved upwards.
11908 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11911 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11913 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11914 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11917 2009-05-20 Richard Guenther <rguenther@suse.de>
11919 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11920 with mismatched comparison modes.
11922 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11924 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11925 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11926 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11927 with shifts for Thumb2.
11928 (orsi_notsi): New for orn.
11929 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11930 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
11931 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
11932 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
11933 Don't invert remainder for IOR.
11935 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
11937 PR tree-optimization/40087
11938 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
11939 number_of_iterations_ne): Rename never_infinite argument.
11940 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
11941 number_of_iterations_le): Handle pointer-type ivs when
11942 exit_must_be_taken is false.
11943 (number_of_iterations_cond): Do not always assume that
11944 exit_must_be_taken if the control variable is a pointer.
11946 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11948 * c-typeck.c (build_binary_op): Allow % on integal vectors.
11949 * doc/extend.texi (Vector Extension): Document that % is allowed too.
11951 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
11953 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
11954 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
11956 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11959 * c.opt (Wlogical-op): Disabled by default.
11960 * c-opt (c_common_post_options): Do not enable Wlogical-op with
11962 * doc/invoke.texi (Wlogical-op): Likewise.
11964 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
11966 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
11968 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
11969 Propagate the type of the first operand.
11970 <ASSERT_EXPR>: Simplify.
11971 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
11972 Rewrite using the RHS code as discriminant.
11973 <NOP_EXPR>: Turn into CASE_CONVERT.
11974 <PLUS_EXPR>: Propagate the type of the first operand.
11976 2009-05-19 Steve Ellcey <sje@cup.hp.com>
11978 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
11979 (ia64_dconst_0_375): New.
11980 * config/ia64/ia64.c (ia64_override_options): Remove
11981 -minline-sqrt-min-latency warning.
11982 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
11983 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
11984 * config/ia64/ia64.md (*sqrt_approx): Remove.
11985 (sqrtsf2): Remove #if 0.
11986 (sqrtsf2_internal_thr): Rewrite and move to div.md.
11987 (sqrtdf): Remove assert.
11988 (sqrtdf2_internal_thr): Rewrite and move to div.md.
11989 (sqrtxf2): Remove #if 0.
11990 (sqrtxf2_internal_thr): Rewrite and move to div.md.
11991 * div.md (sqrt_approx_rf): New.
11992 (sqrtsf2_internal_thr): New implementation.
11993 (sqrtsf2_internal_lat): New.
11994 (sqrtdf2_internal_thr: New implementation.
11995 (sqrtxf2_internal): New implementation.
11997 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
11998 Hans-Peter Nilsson <hp@axis.com>
12000 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
12001 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
12002 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
12003 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
12004 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
12005 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
12006 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
12007 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
12008 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
12009 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
12010 * c-common.c: ...from here.
12012 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12014 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
12016 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12018 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
12020 2009-05-19 Ben Elliston <bje@au.ibm.com>
12022 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
12023 assignments with memcpy calls.
12024 (add_fdes): Likewise.
12025 (binary_search_unencoded_fdes): Likewise.
12026 (linear_search_fdes): Eliminate type puns.
12028 2009-05-19 Richard Guenther <rguenther@suse.de>
12030 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
12031 not falsely claim to have propagated into all uses.
12033 2009-05-19 Ben Elliston <bje@au.ibm.com>
12035 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
12038 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12040 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
12041 * config/sh/sh.c (sh_legitimate_address_p): Make static.
12042 (TARGET_LEGITIMATE_ADDRESS_P): New.
12043 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12044 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12046 2009-05-18 Dodji Seketeli <dodji@redhat.com>
12049 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
12050 child of the containing namespace's DIE.
12052 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
12054 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
12055 *zero_extendhi_truncqi): Move after the zero_extend patterns.
12056 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
12059 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
12062 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
12063 gen_align with gen_pad.
12064 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
12065 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
12067 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
12068 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
12070 * config/i386/i386.md (align): Renamed to ...
12071 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
12072 ASM_OUTPUT_MAX_SKIP_PAD.
12074 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
12076 * config.gcc: Fix variable syntax.
12079 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
12080 before calling exact_log2.
12081 (output_iorsi3): Likewise.
12082 (output_xorsi3): Likewise.
12084 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12086 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
12087 for the none zero constant operand except for EQ and NE
12088 comprisons even when the first operand is R0.
12090 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
12092 * config/s390/2064.md: Remove trailing whitespaces.
12093 * config/s390/2084.md: Likewise.
12094 * config/s390/constraints.md: Likewise.
12095 * config/s390/fixdfdi.h: Likewise.
12096 * config/s390/libgcc-glibc.ver: Likewise.
12097 * config/s390/s390-modes.def: Likewise.
12098 * config/s390/s390-protos.h: Likewise.
12099 * config/s390/s390.c: Likewise.
12100 * config/s390/s390.h: Likewise.
12101 * config/s390/s390.md: Likewise.
12102 * config/s390/tpf-unwind.h: Likewise.
12104 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12106 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
12108 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12111 * configure.ac (m68k-*-*): Check if binutils support TLS.
12112 * configure: Regenerate.
12113 * config/m68k/predicates.md (symbolic_operand): Extend comment.
12114 * config/m68k/constraints.md (Cu): New constraint.
12115 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
12116 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
12117 (movsi): Handle TLS symbols.
12118 (addsi3_5200): Handle XTLS symbols, indent.
12119 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
12120 (m68k_tls_reference_p): Declare.
12121 (m68k_legitimize_address): Declare.
12122 (m68k_unwrap_symbol): Declare.
12123 * config/m68k/m68k.opt (mxtls): New option.
12124 * config/m68k/m68k.c (ggc.h): Include.
12125 (m68k_output_dwarf_dtprel): Implement hook.
12126 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12127 (m68k_expand_prologue): Load GOT pointer when function needs it.
12128 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
12129 (m68k_legitimate_constant_address_p): Same.
12130 (m68k_decompose_address): Handle TLS references.
12131 (m68k_get_gp): New static function.
12132 (enum m68k_reloc): New contants.
12133 (TLS_RELOC_P): New macro.
12134 (m68k_wrap_symbol): New static function.
12135 (m68k_unwrap_symbol): New function.
12136 (m68k_final_prescan_insn_1): New static function.
12137 (m68k_final_prescan_insn): New function.
12138 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
12140 (legitimize_pic_address): Handle TLS references..
12141 (m68k_tls_get_addr, m68k_get_tls_get_addr)
12142 (m68k_libcall_value_in_a0_p)
12143 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
12144 (m68k_call_m68k_read_tp): Helper variables and functions for ...
12145 (m68k_legitimize_tls_address): Handle TLS references.
12146 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
12148 (m68k_legitimize_address): Handle TLS symbols.
12149 (m68k_get_reloc_decoration): New static function.
12150 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
12152 (m68k_output_dwarf_dtprel): Implement hook.
12153 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
12154 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
12155 m68k_call_* routines.
12156 (sched_attr_op_type): Handle TLS symbols.
12157 (gt-m68k.h): Include.
12158 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
12159 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
12161 2009-05-18 Martin Jambor <mjambor@suse.cz>
12163 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
12164 (visit_store_addr_for_mod_analysis): New function.
12165 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
12166 (determine_cst_member_ptr): Use gimple_assign_single_p.
12167 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
12168 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
12169 operands. Don't check number of operands of a NOP_EXPR.
12171 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
12173 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
12175 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
12178 * c-common.c (warn_logical_operator): Don't warn if one of
12179 expression isn't always true or false.
12181 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
12183 * config/i386/biarch32.h: New file.
12184 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
12186 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
12188 * config/mips/mips.md (*zero_extend<mode>_trunchi,
12189 *zero_extend<mode>_truncqi): Merge these into ...
12190 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
12191 Name the pattern following this as *zero_extendhi_truncqi.
12193 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
12195 PR middle-end/39301
12196 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
12197 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
12198 (output_info): Make field HOST_WIDEST_INT.
12199 (print_statistics): Use HOST_WIDEST_INT_PRINT.
12200 (dump_bitmat_statistics): Same.
12202 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
12204 * config.gcc (use_gcc_stdint): Set to wrap.
12205 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12206 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12207 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12208 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12209 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12210 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12211 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12212 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12214 2009-05-16 Joseph Myers <joseph@codesourcery.com>
12216 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
12218 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
12219 Move definitions earlier.
12220 (OPT_ARCH64, OPT_ARCH32): Define.
12221 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12224 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12227 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12230 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12232 * arm.md (movdi2): Copy non-reg values to DImode registers.
12234 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12237 * final.c (label_to_max_skip): New function.
12238 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12239 CODE_LABEL_NUMBER <= max_labelno.
12240 * output.h (label_to_max_skip): New prototype.
12241 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12242 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12243 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12244 Handle CODE_LABELs with >= 16 byte alignment or with
12245 max_skip == (1 << align) - 1.
12246 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12247 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12250 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12251 .p2align 3 if MAX_SKIP is smaller than 7.
12252 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12254 2009-05-15 Ian Lance Taylor <iant@google.com>
12256 * alias.c (struct alias_set_entry_d): Rename from struct
12257 alias_set_entry. Change all uses.
12258 * except.c (struct call_site_record_d): Rename from struct
12259 call_site_record. Change all uses.
12260 * except.h (struct eh_region_d): Rename from struct eh_region.
12262 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12264 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12265 ivtype_map_elt. Change all uses.
12266 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12268 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12269 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12271 (struct sese_d): Rename from struct sese. Change all uses.
12272 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12273 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12274 * optabs.h (struct optab_d): Rename from struct optab. Change all
12276 (struct convert_optab_d): Rename from struct convert_optab.
12278 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12279 ipa_opt_pass. Change all uses.
12280 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12283 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12284 defined as a typedef.
12285 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12288 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12291 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12293 (merge_ranges): Returns bool.
12294 * tree.h (make_range): .. to here.
12295 (build_range_check): Likewise.
12296 (merge_ranges): Likewise. Renamed from merge_ranges.
12297 * c-typeck.c (parser_build_binary_op): Update calls to
12298 warn_logical_operator.
12299 * c-common.c (warn_logical_operator): Add new warning.
12300 * c-common.h (warn_logical_operator): Update declaration.
12302 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12304 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12306 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12308 * doc/install.texi: Document MPC requirements, flags etc.
12310 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12311 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12312 Evaluate constant arguments.
12313 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12314 (fold_builtin_1): Likewise, also evaluate constant arguments.
12315 Remove superfluous break.
12316 (do_mpc_ckconv): New.
12317 * real.h: Include mpc.h.
12318 * toplev.c (print_version): Output MPC version info if available.
12320 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12322 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12324 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12326 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12329 2009-05-15 Jan Hubicka <jh@suse.cz>
12331 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12332 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12333 (try_inline): Fix return value.
12334 (cgraph_decide_inlining_incrementally): Honor new value.
12335 (cgraph_early_inlining): Handle indirect inlining.
12336 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12338 2009-05-15 Jan Hubicka <jh@suse.cz>
12340 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12341 * cgraphunit.c (cgraph_finalize_function): Set it.
12342 (cgraph_expand_function): Use it.
12344 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12346 * real.c (encode_ieee_half): Define.
12347 (decode_ieee_half): Define.
12348 (ieee_half_format): Define.
12349 (arm_half_format): Define.
12350 * real.h (ieee_half_format): Declare.
12351 (arm_half_format): Declare.
12353 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12355 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12356 swapped, and reversed optabs exist before trying to use them.
12358 2009-05-15 Paul Brook <paul@codesourcery.com>
12359 Sandra Loosemore <sandra@codesourcery.com>
12361 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12362 loads. Allow PRE_DEC.
12363 (output_move_neon): Handle PRE_DEC.
12364 (arm_print_operand): Add 'A' for neon structure loads.
12365 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12366 * config/arm/neon.md (neon_mov): Update comment.
12367 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12369 (Um): New constraint.
12371 2009-05-15 Jan Hubicka <jh@suse.cz>
12373 Revert the following patch until testsuite fallout is fixed:
12374 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12375 * cgraph.h (struct inline_summary): New filed self_wize,
12376 size_inlining_benefit, self_time and time_inlining_benefit.
12377 (struct cgraph_global_info): Replace insns by time ans size fields.
12378 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12379 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12380 (ipcp_update_callgraph): Do not touch function bodies.
12381 * ipa-inline.c: Include except.h
12382 (MAX_TIME): New constant.
12383 (overall_insns): Remove
12384 (overall_size, max_benefit): New static variables.
12385 (cgraph_estimate_time_after_inlining): New function.
12386 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12387 (cgraph_clone_inlined_nodes): Update size.
12388 (cgraph_mark_inline_edge): Update size.
12389 (cgraph_estimate_growth): Use size info.
12390 (cgraph_check_inline_limits): Check size.
12391 (cgraph_default_inline_p): Likewise.
12392 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12393 (cgraph_decide_recursive_inlining): Check size.
12394 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12396 (cgraph_decide_inlining): Likewise.
12397 (cgraph_decide_inlining_incrementally): Likewise; honor
12398 PARAM_EARLY_INLINING_INSNS.
12399 (likely_eliminated_by_inlining_p): New predicate.
12400 (estimate_function_body_sizes): New function.
12401 (compute_inline_parameters): Use it.
12402 * except.c (must_not_throw_labels): New function.
12403 * except.h (must_not_throw_labels): Declare.
12404 * tree-inline.c (init_inline_once): Kill inlining_weigths
12405 * tree-ssa-structalias.c: Avoid uninitialized warning.
12406 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12407 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12408 (PARAM_INLINE_CALL_COST): Remove.
12409 (PARAM_EARLY_INLINING_INSNS): New.
12411 2009-05-15 Richard Guenther <rguenther@suse.de>
12413 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12414 not TODO_update_ssa.
12416 2009-05-15 Richard Guenther <rguenther@suse.de>
12418 PR tree-optimization/39999
12419 * gimple.h (gimple_expr_type): Use the expression type looking
12420 through useless conversions.
12421 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12422 (vn_nary_op_insert_stmt): Likewise.
12423 (simplify_binary_expression): Likewise.
12425 2009-05-15 Richard Guenther <rguenther@suse.de>
12427 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12428 New options, enabled by default.
12429 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12431 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12432 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12433 * tree-ssa-structalias.c (gate_tree_pta): New function.
12434 (pass_build_alias): Use it.
12436 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12438 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12439 recurse on an invariant address if a conversion from a pointer
12440 type to a wider integer type is involved.
12442 2009-05-15 Jan Hubicka <jh@suse.cz>
12444 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12445 * cgraph.h (struct inline_summary): New filed self_wize,
12446 size_inlining_benefit, self_time and time_inlining_benefit.
12447 (struct cgraph_global_info): Replace insns by time ans size fields.
12448 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12449 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12450 (ipcp_update_callgraph): Do not touch function bodies.
12451 * ipa-inline.c: Include except.h
12452 (MAX_TIME): New constant.
12453 (overall_insns): Remove
12454 (overall_size, max_benefit): New static variables.
12455 (cgraph_estimate_time_after_inlining): New function.
12456 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12457 (cgraph_clone_inlined_nodes): Update size.
12458 (cgraph_mark_inline_edge): Update size.
12459 (cgraph_estimate_growth): Use size info.
12460 (cgraph_check_inline_limits): Check size.
12461 (cgraph_default_inline_p): Likewise.
12462 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12463 (cgraph_decide_recursive_inlining): Check size.
12464 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12466 (cgraph_decide_inlining): Likewise.
12467 (cgraph_decide_inlining_incrementally): Likewise; honor
12468 PARAM_EARLY_INLINING_INSNS.
12469 (likely_eliminated_by_inlining_p): New predicate.
12470 (estimate_function_body_sizes): New function.
12471 (compute_inline_parameters): Use it.
12472 * except.c (must_not_throw_labels): New function.
12473 * except.h (must_not_throw_labels): Declare.
12474 * tree-inline.c (init_inline_once): Kill inlining_weigths
12475 * tree-ssa-structalias.c: Avoid uninitialized warning.
12476 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12477 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12478 (PARAM_INLINE_CALL_COST): Remove.
12479 (PARAM_EARLY_INLINING_INSNS): New.
12480 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12481 (inline-call-cost): Remove.
12482 (early-inlining-insns): New.
12484 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12486 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12488 (print_int_cst_bounds_in_octal_p): Likewise.
12489 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12491 * dwarf2out.c (base_type_die): Likewise.
12492 (is_subrange_type): Delete.
12493 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12494 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12495 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12496 if the destination type is boolean.
12497 (build_range_check): Do not special-case subtypes.
12498 (fold_sign_changed_comparison): Likewise.
12499 (fold_unary): Likewise.
12500 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12501 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12502 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12503 * tree.c (subrange_type_for_debug_p): New predicate based on the
12504 former is_subrange_type.
12505 * tree.h (subrange_type_for_debug_p): Declare.
12506 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12507 (convert_affine_scev): Remove call to above function.
12508 (chrec_convert_aggressive): Likewise.
12509 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12510 false for conversions involving subtypes.
12511 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12512 (vrp_val_min): Likewise.
12513 (needs_overflow_infinity): Likewise.
12514 (extract_range_from_unary_expr): Likewise.
12516 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12518 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12519 * config/frv/frv.c: Likewise.
12520 * config/s390/s390.c: Likewise.
12521 * config/sparc/sparc.h: Likewise.
12522 * config/i386/i386.h: Likewise.
12523 * config/i386/i386.c: Likewise.
12524 * config/crx/crx.c: Likewise.
12525 * config/m68hc11/m68hc11.h: Likewise.
12526 * config/iq2000/iq2000.c: Likewise.
12527 * config/mn10300/mn10300.h: Likewise.
12528 * config/mn10300/mn10300.c: Likewise.
12529 * config/m68k/m68k.c: Likewise.
12530 * config/rs6000/rs6000.c: Likewise.
12531 * config/rs6000/xcoff.h: Likewise.
12532 * config/rs6000/linux64.h: Likewise.
12533 * config/rs6000/sysv4.h: Likewise.
12534 * config/score/score3.c: Likewise.
12535 * config/score/score7.c: Likewise.
12536 * config/score/score.c: Likewise.
12537 * config/arm/arm.md: Likewise.
12538 * config/mips/mips.c: Likewise.
12539 * config/mips/mips.md: Likewise.
12540 * config/bfin/bfin.h: Likewise.
12541 * config/pa/pa.c: Likewise.
12542 * config/pa/constraints.md: Likewise.
12544 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12545 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12546 * config/pdp11/pdp11.h: Use memory_address_p instead.
12548 2009-05-14 Ian Lance Taylor <iant@google.com>
12550 * passes.c (finish_optimization_passes): Change i to int.
12551 * plugin.c (plugins_active_p): Change event to int.
12552 (dump_active_plugins): Likewise.
12553 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12555 * tree.c (tree_range_check_failed): Change c to unsigned int.
12556 (omp_clause_range_check_failed): Likewise.
12557 (build_common_builtin_nodes): Change mode to int. Add cast.
12558 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12559 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12561 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12562 ++ or -- with a variable of enum type.
12564 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12567 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12569 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12571 * store-motion.c: Do not include params.h
12572 * Makefile.in: Fix dependencies for various files.
12574 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12576 * auto-inc-dec.c: Fix pass description, remove apparent
12577 accidental duplication.
12579 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12581 PR middle-end/40147
12582 * ipa-utils.h (memory_identifier_string): Moved to ...
12583 * tree.h (memory_identifier_string): Here. Add GTY(()).
12585 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12587 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12588 in the former documentation of...
12589 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12590 * ira-conflicts.c (get_dup_num): Use address_operand.
12591 * targhooks.c (default_legitimate_address_p): New.
12592 * targhooks.h (default_legitimate_address_p): New.
12593 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12595 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12596 * target.h (struct target): Add legitimate_address_p.
12597 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12598 (TARGET_INITIALIZER): Include it.
12600 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12601 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12602 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12603 (TARGET_LEGITIMATE_ADDRESS_P): New.
12605 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12606 (REG_OK_STRICT_P): Delete.
12607 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12608 (frv_legitimate_address_p_1): ... this.
12609 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12610 (frv_legitimate_address_p_1): ... the renamed old
12611 frv_legitimate_address_p.
12612 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12613 (TARGET_LEGITIMATE_ADDRESS_P): New.
12615 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12616 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12617 * config/s390/s390.c (legitimate_address_p): Rename to...
12618 (s390_legitimate_address_p): ... this, make static.
12619 (legitimize_address): Adjust call.
12620 (TARGET_LEGITIMATE_ADDRESS_P): New.
12621 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12623 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12624 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12625 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12626 (TARGET_LEGITIMATE_ADDRESS_P): New.
12628 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12629 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12630 * config/spu/spu.c (spu_legitimate_address): Rename to...
12631 (spu_legitimate_address_p): ... this, make static.
12632 (TARGET_LEGITIMATE_ADDRESS_P): New.
12634 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12635 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12636 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12637 (sparc_legitimate_address_p): ... this, make static and return bool.
12638 (legitimize_address): Adjust call.
12639 (TARGET_LEGITIMATE_ADDRESS_P): New.
12641 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12642 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12643 * config/i386/i386.c (legitimate_address_p): Rename to...
12644 (ix86_legitimate_address_p): ... this, make static.
12645 (constant_address_p): Move after it, adjust call.
12646 (TARGET_LEGITIMATE_ADDRESS_P): New.
12648 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12649 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12650 * config/avr/avr.c (legitimate_address_p): Rename to...
12651 (avr_legitimate_address_p): ... this, make static.
12652 (legitimize_address): Adjust call.
12653 (TARGET_LEGITIMATE_ADDRESS_P): New.
12655 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12656 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12657 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12658 (TARGET_LEGITIMATE_ADDRESS_P): New.
12660 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12661 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12662 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12663 (TARGET_LEGITIMATE_ADDRESS_P): New.
12665 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12666 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12668 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12670 (TARGET_LEGITIMATE_ADDRESS_P): New.
12672 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12673 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12675 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12677 (m68hc11_legitimate_address_p): ... this, make static.
12678 (go_if_legitimate_address_internal): Rename to...
12679 (m68hc11_legitimate_address_p_1): ... this.
12680 (legitimize_address): Adjust call.
12681 (TARGET_LEGITIMATE_ADDRESS_P): New.
12683 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12684 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12685 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12686 (TARGET_LEGITIMATE_ADDRESS_P): New.
12688 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12689 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12690 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12691 (mn10300_legitimate_address_p): ... this, make static.
12692 (TARGET_LEGITIMATE_ADDRESS_P): New.
12694 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12695 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12696 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12697 (TARGET_LEGITIMATE_ADDRESS_P): New.
12699 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12700 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12701 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12702 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12703 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12704 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12705 (rs6000_legitimate_address_p): ... this, make static.
12706 (TARGET_LEGITIMATE_ADDRESS_P): New.
12707 (REG_MODE_OK_FOR_BASE_P): Delete.
12708 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12710 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12711 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12713 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12714 static, adjust types.
12715 (TARGET_LEGITIMATE_ADDRESS_P): New.
12717 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12718 * config/score/score.c (score_address_p): Rename to...
12719 (score_legitimate_address_p): ... this.
12720 (TARGET_LEGITIMATE_ADDRESS_P): New.
12721 * config/score/score3.c (score3_address_p): Rename to...
12722 (score3_legitimate_address_p): ... this.
12723 * config/score/score7.c (score7_address_p): Rename to...
12724 (score7_legitimate_address_p): ... this.
12726 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12727 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12728 GO_IF_LEGITIMATE_ADDRESS): Delete.
12729 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12730 thumb2_legitimate_address_p): Delete.
12731 (arm_legitimate_address_p): Rename to...
12732 (arm_legitimate_address_outer_p): ... this.
12733 * config/arm/constraints.md ("Uq"): Adjust call.
12734 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12735 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12737 (arm_legitimate_address_outer_p): ... this.
12738 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12740 (TARGET_LEGITIMATE_ADDRESS_P): New.
12742 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12743 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12744 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12745 (TARGET_LEGITIMATE_ADDRESS_P): New.
12747 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12748 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12749 * config/vax/vax.c (legitimate_address_p): Rename to...
12750 (vax_legitimate_address_p): ... this, make static.
12751 (TARGET_LEGITIMATE_ADDRESS_P): New.
12753 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12754 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12755 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12756 (TARGET_LEGITIMATE_ADDRESS_P): New.
12758 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12759 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12760 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12761 (mmix_legitimate_address_p): ... this, make static.
12762 (TARGET_LEGITIMATE_ADDRESS_P): New.
12764 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12765 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12766 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12767 (TARGET_LEGITIMATE_ADDRESS_P): New.
12769 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12771 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12772 of MODE_COMPLEX_INT.
12774 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12776 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12777 LCT_NORMAL in function call.
12778 * mips-tdump.c (print_file_desc): Add cast to enum type.
12779 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12780 (mark_stabs): Add casts to enum types.
12781 (parse_stabs_common): Add casts to enum types.
12783 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12785 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12786 Check for invalid values of LETTER.
12788 2009-05-13 Taras Glek <tglek@mozilla.com>
12790 * attribs.c (register_attribute): moved out attribute registration
12791 into register_attribute.
12792 * doc/plugins.texi: Documented register_attribute and
12794 * gcc-plugin.h: Added forward decl for register_attribute.
12795 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12796 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12797 PLUGIN_ATTRIBUTES boilerplate.
12799 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12801 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12802 values even in sentinel and empty entries.
12803 (ms_printf_flag_specs): Likewise.
12804 (ms_scanf_flag_specs): Likewise.
12805 (ms_strftime_flag_specs): Likewise.
12806 (ms_print_char_table): Likewise.
12807 (ms_scan_char_table): Likewise.
12808 (ms_time_char_table): Likewise.
12810 2009-05-13 Doug Kwan <dougkwan@google.com>
12812 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12814 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12816 * config/mips/mips.md (store): Add attributes for QI and HI.
12818 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12819 (truncdi<mode>2): ... this new pattern.
12821 2009-05-13 Brad Hards <bradh@kde.org>
12823 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12825 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12826 Ben Elliston <bje@au.ibm.com>
12828 PR middle-end/40035
12829 * dse.c (check_mem_read_rtx): Guard against width == -1.
12831 2009-05-13 Michael Matz <matz@suse.de>
12833 PR middle-end/39976
12834 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12835 (trivially_conflicts_p): New function.
12836 (insert_backedge_copies): Use it.
12838 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12840 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12841 (handle_stdc_pragma): Use new enum constant names.
12842 (handle_pragma_float_const_decimal64): Ditto.
12844 2009-05-13 Ian Lance Taylor <iant@google.com>
12846 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12849 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12851 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12852 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12854 * config/m68k/m68k.h (FL_UCLINUX): Define.
12856 2009-05-13 Jan Hubicka <jh@suse.cz>
12858 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12860 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12862 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12863 unless -fschedule-insns is specified.
12865 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12868 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12869 TARGET_EXPAND_CBRANCHDI4.
12870 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12871 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12872 (cmpeqdi): Fix comment.
12874 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12876 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12877 (sh_legitimate_address_p): Likewise.
12878 * config/sh/sh.c (sh_legitimate_index_p): New.
12879 (sh_legitimate_address_p): Likewise.
12880 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12881 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12882 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12883 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12884 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12885 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12886 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12887 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12888 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12890 2009-05-12 Jan Hubicka <jh@suse.cz>
12892 * tree-inline.c (estimate_operator_cost): Add operands;
12893 when division happens by constant, it is cheap.
12894 (estimate_num_insns): Loads and stores are not having cost of 0;
12895 EH magic stuff is cheap; when computing runtime cost of switch,
12896 use log2 base of amount of its cases; builtin_expect has cost of 0;
12897 compute cost for moving return value of call.
12898 (init_inline_once): Initialize time_based flags.
12899 * tree-inline.h (eni_weights_d): Add time_based flag.
12901 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12903 * df-core.c: Update head documentation.
12905 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12908 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12909 shadowing exisiting variable op1.
12911 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12914 * config/i386/driver-i386.c (processor_signatures): New enum.
12915 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12916 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12917 processor signature to detect geode processor.
12919 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12923 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12925 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12926 causes spurious differences between trunk and cond-optab branch.
12928 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12930 * dojump.c (compare_from_rtx): Delete.
12931 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
12932 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
12933 if the comparison does not satisfy the predicate; test predicates for
12934 operands 2 and 3 of a cstore pattern. Don't try cstore optab
12935 further if one existing pattern fails.
12936 * expr.h (compare_from_rtx): Delete.
12937 (prepare_operand): Declare it.
12938 * optabs.c: Change "lib call" to "libcall" throughout.
12939 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
12940 HAVE_conditional_trap, emit_cmp_insn): Delete.
12941 (can_compare_p): Delete cmp_optab case.
12942 (prepare_float_lib_cmp): Return an rtx and a machine mode.
12943 Accept other parameters by value.
12944 (prepare_operand): Make non-static.
12945 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
12946 other parameters by value. Try to widen operands here based on
12947 an optab_methods argument and looking at cbranch_optab.
12948 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
12949 loop. Use cbranch_optab directly.
12950 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
12951 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
12953 (emit_conditional_move, emit_conditional_add): Inline what's needed
12954 of compare_from_rtx, using new prepare_cmp_insn for the rest.
12955 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
12956 with COMPARE. Move cmov_optab and cstore_optab above
12957 with cbranch_optab, move cmp_optab down with ucmp_optab,
12958 remove tst_otpab. Do not initialize trap_rtx.
12959 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
12960 for trap code. Do not check HAVE_conditional_trap. Use
12961 prepare_cmp_insn. Accept no predicate for operand 3.
12962 * optabs.h (OTI_cmp): Mark as used only for libcalls.
12963 (OTI_ctrap, ctrap_optab): New.
12964 (tst_optab): Delete.
12965 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
12966 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
12967 with lookup of ctrap_optab.
12968 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
12970 (ctrap_optab): New.
12972 * combine.c (combine_simplify_rtx, simplify_set): Do not
12973 special case comparing against zero for cc0 machines.
12974 * simplify-rtx.c (simplify_binary_operation_1): Never remove
12975 COMPARE on cc0 machines.
12976 (simplify_relational_operation): Return a new expression when
12977 a COMPARE could be removed.
12978 * final.c (final_scan_insn): Compare cc_status values
12979 against LHS of a (compare FOO (const_int 0)) cc0 source.
12980 Also check if cc_status.value is the full compare.
12982 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
12983 (cstoreMM4): Document.
12984 (conditional_trap): Document ctrapMM4 instead.
12985 (sync_compare_and_swapMM): Refer to cbranchcc4.
12986 (Dependent Patterns): Eliminate obsolete information referring to
12987 the old jump optimization phase.
12988 (Canonicalization): Include cbranchcc4 case, omit canonicalization
12989 of compares with 0 on cc0 machines.
12990 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
12991 avoiding references to cc0. Remove text about storing operands
12993 * doc/tm.texi (Condition Codes): Include blurb on different
12994 condition code representations, separate into subsections for
12995 CC0, MODE_CC and conditional execution.
12997 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
12998 alpha_emit_setcc): Accept operands and a machine mode.
12999 * config/alpha/alpha.c (alpha_emit_conditional_branch):
13000 Get code/op0/op1 from operands, use machine mode argument
13001 instead of alpha_compare.fp_p. Emit the branch here.
13002 (alpha_emit_setcc): Likewise, and return boolean.
13003 (alpha_emit_conditional_move): Likewise. Assert that
13004 cmp_op_mode == cmp_mode, and simplify accordingly.
13005 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
13006 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
13007 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
13009 (stack probe test): Use cbranchdi4.
13010 * config/alpha/predicates.md (alpha_cbranch_operator): New.
13012 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
13013 * config/arc/arc.h (movsicc, movsfcc): Use it.
13014 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
13015 (cbranchsi4, cstoresi4): New.
13016 (cmpsi, bCC and sCC expanders): Remove.
13018 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
13019 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
13020 * config/arm/predicates.md (arm_comparison_operator): Only include
13021 floating-point operators if there is a hardware floating-point unit.
13022 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
13023 deferring to cbranch_cc and cstore_cc respectively.
13024 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
13025 cbranch_cc, cstore_cc): New.
13026 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
13028 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
13030 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
13031 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
13033 (adjust_insn_length): Adjust calls.
13034 (avr_reorg): Handle (compare (foo) (const_int 0)).
13035 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
13036 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
13037 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
13038 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
13040 (cbranchqi4, cbranchhi4, cbranchsi4): New.
13041 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
13043 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
13044 (cbranchsi4, cstorebi4, cstoresi4): New.
13045 (movbisi): This insn is duplicate, split it to zero_extend.
13046 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
13047 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
13048 (bfin_optimize_loop): Use cbranch expander.
13049 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
13050 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
13051 (bfin_bimode_comparison_operator): ... this.
13052 (bfin_direct_comparison_operator): New.
13054 * config/cris/cris.c (cris_normal_notice_update_cc): Look
13055 inside (compare FOO (const_int 0)).
13056 (cris_rtx_costs): Handle ZERO_EXTRACT.
13057 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
13058 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
13059 (*tstdi_v32): Delete.
13060 (*cmpdi_non_v32): Add M alternative for operand 1.
13061 (cmpsi, cmp<mode>): Make private.
13062 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
13064 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
13066 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
13067 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
13068 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
13069 (cc_reg_operand): New.
13070 (any_cond): Delete.
13071 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
13072 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
13073 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
13074 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
13075 crx_expand_scond): Delete.
13077 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
13079 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
13080 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
13082 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
13083 cstoresi4, cstoresf4, cstoredf4): New.
13084 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
13085 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13086 Receive the entire operands array.
13087 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
13088 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
13089 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13090 Get test/op0/op1 from the operands array.
13091 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
13093 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
13094 (h8300_expand_store): New.
13095 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
13097 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
13098 (h8300_expand_store): New.
13099 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
13100 or do not try to produce (set (cc0) REG).
13101 (peepholes): Wrap arguments with COMPARE. Add a peephole to
13102 change a compare into a move to a scratch register. Disable some
13103 peepholes when comparing with zero.
13104 (tstsi, tsthi, tstsi, cmpqi): Make private.
13106 (bCC, sCC): Delete.
13107 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
13110 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
13111 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
13112 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
13113 (ix86_emit_i387_log1p): Use cbranchxf2.
13114 (ix86_expand_setcc): Return void.
13115 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
13116 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
13117 cmp<MODEF>, cmpcc): Remove.
13118 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
13119 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
13120 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
13121 (sCC and bCC expanders): Remove.
13122 (stack_protect_test): Use cbranchcc4.
13124 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
13126 (ia64_expand_compare): Accept three rtx by reference and return void.
13127 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
13128 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
13129 from *expr. Update *expr with the BImode comparison to do.
13130 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
13131 cmptf, bCC, sCC, conditional_trap): Delete.
13132 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
13133 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
13134 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
13135 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
13136 * config/ia64/predicates.md (ia64_cbranch_operator): New.
13138 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
13139 type of last argument.
13140 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
13141 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
13142 use machine mode argument instead of branch_type. Remove dead
13143 code for floating-point comparisons.
13144 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
13145 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
13147 (cbranchsi4, cstoresi4): New.
13148 * config/iq2000/predicates.md (reg_or_const_operand): New.
13150 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
13151 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
13152 (b<code>_op): Rewrite to...
13153 (bcc_op): ... this, using match_operator.
13154 (s<code>_op): Rewrite to...
13155 (scc_op): ... this, using match_operator.
13156 (s<code>_24_op): Rewrite to...
13157 (scc_op_24): ... this, using match_operator.
13158 (s<code>_<mode>): Rewrite to...
13159 (cstore<mode>4): ... this, using match_operator.
13160 (s<code>_<mode>_24): Rewrite to...
13161 (cstore<mode>4_24): ... this, using match_operator.
13162 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
13163 m32c_unpend_compare, m32c_expand_scc): Delete.
13164 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
13165 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
13166 (m32c_expand_movcc): Change NE to EQ if necessary.
13167 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
13169 * config/m32r/m32r-protos.h (gen_cond_store): New.
13170 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
13171 (gen_cond_store): New, from sCC patterns.
13172 (m32r_expand_block_move): Use cbranchsi4.
13173 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
13174 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
13175 (cbranchsi4, cstoresi4): New.
13177 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
13179 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
13180 (m68hc11_notice_update_cc): Look into a compare with 0.
13181 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
13183 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
13184 cmphi, cmpqi, bCC): Delete.
13185 (cbranchsi4, cbranchhi4, cbranchqi4): New.
13186 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
13187 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
13190 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
13191 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
13192 * config/m68k/constraints.md (H): New.
13193 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
13194 the define_insn below.
13195 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
13196 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
13197 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
13198 patterns): Wrap RHS with COMPARE.
13199 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
13200 (*cmpdi_internal): Name this pattern.
13201 (cmpdi): Change to define_insn.
13202 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
13203 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
13204 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
13206 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
13207 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
13208 (conditional_trap): Change to...
13209 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
13210 (*conditional_trap): Use the ordered_comparison_operator and
13211 const1_operand predicates.
13212 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
13213 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
13214 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
13215 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
13217 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
13218 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
13219 (mcore_gen_compare): New.
13220 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
13221 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13222 (mcore_gen_compare): ... this.
13223 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13224 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13225 (stack probe pattern): Use cbranchsi4.
13227 * config/mips/predicates.md (mips_cstore_operator): New.
13228 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13229 * config/mips/mips.md (any_cond): Delete.
13230 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13232 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13233 fixuns_truncsfdi2): Use cbranch patterns.
13234 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13235 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13236 Adjust call to mips_expand_conditional_branch.
13237 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13239 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13240 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13241 * config/mips/mips.c (cmp_operands): Delete.
13242 (mips_emit_compare): Get comparison operands from *op0/*op1.
13243 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13244 that it succeeds. Use op0/op1 instead of cmp_operands.
13245 (mips_expand_conditional_branch, mips_expand_conditional_move,
13246 mips_expand_conditional_trap): Likewise.
13247 (mips_block_move_loop): Use cbranch patterns.
13248 * config/mips/mips.h (cmp_operands): Delete.
13250 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13251 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13252 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13253 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13254 (*cmpcc_folded): Rename to...
13255 (*cmpdi_folded): this.
13256 (*cmpcc): Rename to...
13258 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13261 (cbranchdf4): New. Handle invalid comparisons here.
13262 * config/mmix/predicates.md (float_comparison_operator): New.
13264 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13265 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13266 * config/mn10300/mn10300.md (tst): Delete.
13267 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13268 Name these patterns and wrap RHS in a compare.
13269 (*cmpsi): Make this pattern private. Include tst.
13270 (*cmpsf): Make this pattern private.
13271 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13272 (compare with zero peepholes): Likewise.
13274 (cbranchsi4, cbranchsf4): New.
13275 (casesi): Use cbranchsi4.
13277 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13278 hppa_branch_type): Delete.
13279 (return_addr_rtx): Use cbranchsi4.
13280 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13281 Emit CCFPmode comparison here.
13282 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13283 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13284 hppa_branch_type): Delete.
13285 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13286 (movsicc, movdicc): Remove references to hppa_compare_op0,
13287 hppa_compare_op1 and compare_from_rtx.
13288 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13289 (casesi): Use cbranchsi4.
13291 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13292 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13293 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13294 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13295 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13297 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13298 (*branch, *branch_inverted): New.
13300 * config/picochip/picochip.md (cbranchhi4): Use
13301 ordered_comparison_operator.
13302 (cmphi, bCC): Remove.
13304 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13305 (trap_comparison_operator): Delete.
13306 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13307 rs6000_emit_cbranch): Accept mode and operands.
13308 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13309 rs6000_compare_fp_p): Delete.
13310 (rs6000_generate_compare): Accept mode and comparison. Extract code
13311 and op0/op1 from there. Replace references to rs6000_compare_op0
13312 and rs6000_compare_op1.
13313 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13314 extract result from passed operands.
13315 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13316 extract loc from passed operands.
13317 (rs6000_emit_cmove): Likewise.
13318 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13319 rs6000_compare_fp_p): Delete.
13320 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13321 (cbranch<GPR>4, cbranch<FP>4): New.
13322 (cstore<mode>4): New. Consolidate here all choices about when to use
13323 portable or specialized sCC sequences.
13324 (stack_protect_test): Use cbranchsi4.
13325 (conditional_trap): Replace with ctrap<GPR>4.
13326 (conditional trap insn): Replace trap_comparison_operator with
13327 ordered_comparison_operator.
13329 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13330 (s390_emit_prologue): Use ctrap.
13331 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13332 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13333 New predicates replacing...
13334 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13335 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13336 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13337 (add<mode>cc): Do not use s390_compare_op0/op1.
13338 (s<code>): Change to...
13339 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13340 (seq): Change to...
13341 (cstorecc4): ... this. Handle EQ or NE equally.
13342 (*sne): Un-privatize for use in cstorecc4.
13343 (b<code>): Change to...
13344 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13345 (conditional_trap): Replace with...
13346 (ctrap<GPR>4, ctrap<FP>4): ... these.
13347 (stack_protect): Use cbranchcc4.
13349 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13350 * config/score/score-protos.h (score_gen_cmp): Delete.
13351 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13352 (score_block_move-loop): Use cbranchsi4.
13353 * config/score/score.md (cbranchsi4): New.
13354 (cmpsi, bCC): Delete.
13355 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13356 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13357 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13358 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13359 * config/score/score3.h (score3_gen_cmp): Delete.
13360 * config/score/score7.h (score7_gen_cmp): Delete.
13362 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13363 (sh_emit_scc_to_t): ... this. Return void.
13364 (from_compare): Rename to...
13365 (sh_emit_compare_and_branch): ... this.
13366 (sh_emit_compare_and_set): New.
13367 (sh_expand_t_scc): Accept operands.
13368 * config/sh/predicates.md (sh_float_comparison_operator): New.
13369 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13370 (prepare_scc_operands): Rename to...
13371 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13373 (sh_emit_cheap_store_flag): New.
13374 (sh_emit_set_t_insn): New.
13375 (from_compare): Rename to...
13376 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13377 handling of TARGET_SH2E floating point to avoid recursive call.
13378 Generate branch here.
13379 (sh_emit_compare_and_set): New.
13380 (sh_expand_t_scc): Get op0/op1 from arguments.
13381 (sh_emit_cheap_store_flag): New.
13382 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13384 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13385 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13386 (movsicc, movdicc): Do nothing when it recreated operands from
13387 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13388 prepare_scc_operands (now sh_emit_scc_to_t).
13389 (udivdi3): Use cstoresi4.
13390 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13391 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13392 (cbranchint4_media, cbranchfp4_media): New.
13393 (casesi): Use cbranchdi4.
13394 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13396 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13397 (movnegt): Remove second operand.
13398 (cbranchsf4, cbranchdf4): New.
13399 (stack_protect): Use cbranchdi4/cbranchsi4.
13401 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13402 (gen_compare_reg): Accept comparison, extract part of it to...
13403 (gen_compare_reg_1): ... this.
13404 (gen_compare_operator): Delete.
13405 (gen_v9_scc): Accept separate destination, comparison code and arms.
13406 Do not use sparc_compare_op0/sparc_compare_op1.
13407 (emit_scc_insn, emit_conditional_branch_insn): New.
13408 (emit_v9_brxx): Make static. Remove useless assertion.
13409 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13411 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13412 * config/sparc/sparc-protos.h (gen_compare_reg,
13413 sparc_emit_float_lib_cmp): Adjust prototype.
13414 (emit_scc_insn, emit_conditional_branch_insn): New.
13415 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13416 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13417 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13418 iterators to the top.
13419 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13420 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13421 snedi_special_trunc): Delete.
13422 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13423 and snedi_special_trunc.
13424 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13425 cbranchdi4, cbranch<F:mode>4): New.
13426 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13427 here. Use gen_compare_reg instead of gen_compare_operator.
13428 (conditional_trap): Replace with...
13429 (ctrapsi4, ctrapdi4): ... this.
13430 (stack_protect_test): Use cbranchcc4.
13432 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13434 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13435 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13436 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13437 from operands[0] or operands[3] depending on is_set.
13438 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13439 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13440 cmpdf, bCC), sCC: Remove.
13441 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13442 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13444 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13445 spu_emit_branch_or_set.
13447 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13449 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13450 xstormy16_compare_op1): Delete.
13451 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13452 xstormy16_compare_op1): Delete.
13453 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13455 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13456 (cmphi, cmpsi, bCC): Remove.
13458 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13459 (*cmpsi): ... this one.
13460 (cbranchsi4, cstoresi4): New.
13461 (bCC expanders): Delete.
13462 (sCC insns): Fold into...
13463 (*setcc): ... this one.
13464 (casesi): Do not use gen_cmpsi and gen_bgtu.
13465 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13466 (movsicc): Simplify.
13467 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13469 * config/vax/vax-protos.h (cond_name): New.
13470 (vax_output_conditional_branch): Remove.
13471 * config/vax/vax.c (cond_name): New.
13472 (vax_output_conditional_branch): Remove.
13473 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13474 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13475 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13476 (bit<VAXint>): Wrap source with (compare).
13477 (b<code> and following unnamed pattern): Rename to *branch and
13478 *branch_reversed. Change macroization to match_operator.
13479 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13481 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13482 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13483 Change last argument to machine_mode.
13484 (xtensa_expand_scc): Add machine_mode argument.
13485 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13486 (gen_conditional_move, xtensa_expand_conditional_branch,
13487 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13488 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13489 Adjust operand numbers.
13490 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13492 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13493 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13494 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13496 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13498 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13499 causes spurious differences between trunk and cond-optab branch.
13501 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13504 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13506 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13508 * tree.c (iterative_hash_pointer): Delete.
13509 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13510 Hash UIDs and versions of SSA names. Don't special-case built-in
13511 function declarations.
13513 2009-05-11 Ian Lance Taylor <iant@google.com>
13516 * graphite.c: Force -Wc++-compat to only be a warning before
13517 #including "cloog/cloog.h".
13519 2009-05-11 Martin Jambor <mjambor@suse.cz>
13521 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13523 2009-05-11 Jan Hubicka <jh@suse.cz>
13525 * tree-ssa-loop-ivcanon.c: Include target.h
13526 (struct loop_size): new structure.
13527 (constant_after_peeling): New predicate.
13528 (tree_estimate_loop_size): New function.
13529 (estimated_unrolled_size): Rewrite for new estimates.
13530 (try_unroll_loop_completely): Use new estimates.
13531 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13533 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13535 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13536 libcpp interface change.
13537 (spu_macro_to_expand): Likewise.
13539 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13541 PR tree-optimization/40026
13542 * gimplify.c (gimplify_init_constructor): Change initial conditional
13543 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13544 optimize_compound_literals_in_ctor.
13546 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13548 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13550 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13552 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13554 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13555 HOST_WIDE_INT for gap.
13557 2009-05-11 Ira Rosen <irar@il.ibm.com>
13559 PR tree-optimization/40074
13560 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13561 account in group size and step comparison.
13563 2009-05-11 Richard Guenther <rguenther@suse.de>
13565 * passes.c (init_optimization_passes): Strip now incorrect comment.
13566 (execute_function_todo): Do not set PROP_alias.
13567 * tree-pass.h (PROP_alias): Remove.
13568 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13569 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13570 * tree-nrv.c (pass_return_slot): Likewise.
13571 * tree-object-size.c (pass_object_sizes): Likewise.
13572 * tree-ssa-dom.c (pass_dominator): Likewise.
13573 (pass_phi_only_cprop): Likewise.
13574 * tree-ssa-dse.c (pass_dse): Likewise.
13575 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13576 (pass_cselim): Likewise.
13577 * tree-ssa-pre.c (pass_pre): Likewise.
13578 (pass_fre): Likewise.
13579 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13580 * tree-ssa-sink.c (pass_sink_code): Likewise.
13581 * tree-stdarg.c (pass_stdarg): Likewise.
13582 * tree-tailcall.c (pass_tail_calls): Likewise.
13583 * tree-vrp.c (pass_vrp): Likewise.
13585 2009-05-10 Ian Lance Taylor <iant@google.com>
13587 * basic-block.h (enum profile_status): Break out of struct
13588 control_flow_graph.
13589 * cgraph.h (struct inline_summary): Break out of struct
13591 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13592 of struct cgraph_order_sort.
13593 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13594 * cse.c (struct branch_path): Break out of struct
13595 cse_basic_block_data.
13596 * except.h (enum eh_region_type): Break out of struct eh_region.
13597 * gcc.c (enum add_del): Break out of struct modify_target.
13598 * genrecog.c (enum decision_type): Break out of struct decision_test.
13599 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13601 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13602 * regmove.c (enum match_use): New enum, broken out of struct match.
13603 * sched-int.h (enum post_call_group): New enum, broken out of
13605 (struct deps_reg): Break out of struct deps.
13606 * target.h (struct asm_int_op): Break out of struct gcc_target.
13607 * tree-eh.c (struct goto_queue_node): Break out of struct
13609 * tree-inline.h (enum copy_body_cge_which): Break out of
13611 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13613 * c-decl.c (in_struct, struct_types): New static variables.
13614 (pushtag): Add loc parameter. Change all callers.
13615 (lookup_tag): Add ploc parameter. Change all callers.
13616 (check_compound_literal_type): New function.
13617 (parser_xref_tag): Add loc parameter. Change all callers. If
13618 -Wc++-compat, warn about struct/union/enum types defined within a
13620 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13621 and loc parameters. Change all callers. Change error calls to
13622 error_at, using loc. For a redefinition, if the location of the
13623 original definition is known, report it. Set in_struct and
13624 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13625 (finish_struct): Add new parameters enclosing_in_struct and
13626 enclosing_struct_types. Change all callers. Set
13627 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13628 in the struct. If in a struct, add this struct to struct_types.
13629 (start_enum): Add loc parameter. Change all callers. Use
13630 error_at for errors, using loc. For a redefinition, if the
13631 location of the original definition is known, report it. If in a
13632 struct, add this enum type to struct_types. If -Wc++-compat warn
13633 if in sizeof, typeof, or alignof.
13634 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13635 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13636 (c_parser_enum_specifier): Get enum location for start_enum.
13637 (c_parser_struct_or_union_specifier): Get struct location for
13638 start_struct. Save in_struct and struct_types status between
13639 start_struct and finish_struct.
13640 (c_parser_cast_expression): Get location of cast.
13641 (c_parser_alignof_expression): Get location of type.
13642 (c_parser_postfix_expression): Likewise.
13643 (c_parser_postfix_expression_after_paren_type): Add type_loc
13644 parameter. Change all callers. Call check_compound_literal_type.
13645 Use type_loc for error about variable size type.
13646 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13647 of an enum constant from an enum type defined in a struct or union.
13648 (c_cast_expr): Add loc parameter. Change all callers. If
13649 -Wc++-compat, warn about defining a type in a cast.
13650 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13651 (start_enum, start_struct, finish_struct): Update declarations.
13652 (parser_xref_tag, c_cast_expr): Update declarations.
13653 (check_compound_literal_type): Declare.
13655 2009-05-11 Ben Elliston <bje@au.ibm.com>
13657 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13658 for recent libcpp interface change.
13659 (rs6000_macro_to_expand): Likewise.
13661 2009-05-10 Michael Matz <matz@suse.de>
13664 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13665 not at entry of function.
13667 2009-05-10 Richard Guenther <rguenther@suse.de>
13669 PR tree-optimization/40081
13671 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13672 using the main variant of the element type. Do not fiddle with
13673 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13675 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13676 structs with volatile fields.
13678 2009-05-10 Jan Hubicka <jh@suse.cz>
13680 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13681 (estimate_move_cost): Assert that it does not get called for
13683 (estimate_num_insns): Skip VOID types in argument handling.
13684 (optimize_inline_calls): Delete unreachable blocks and verify that
13685 callgraph is valid.
13687 2009-05-10 Jan Hubicka <jh@suse.cz>
13689 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13690 * cgraph.c (cgraph_mark_address_taken_node): New function.
13691 (dump_cgraph_node): Dump new flag.
13692 * cgraph.h (struct cgraph_node): Add address_taken.
13693 (cgraph_mark_address_taken_node): New function.
13694 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13695 since new direct calls can be born.
13697 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13699 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13700 tok->val.node.node.
13702 2009-05-10 Jan Hubicka <jh@suse.cz>
13704 PR middle-end/40084
13705 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13707 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13708 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13709 * tree-inline.c (copy_bb): Set frequency correctly.
13710 (fold_marked_statements): Update call to
13711 cgraph_update_edges_for_call_stmt.
13713 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13715 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13716 identifiers in diagnostics.
13717 * config/arm/arm.c (arm_handle_fndecl_attribute,
13718 arm_handle_isr_attribute): Likewise.
13719 * config/avr/avr.c (avr_handle_progmem_attribute,
13720 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13721 * config/bfin/bfin.c (handle_int_attribute,
13722 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13723 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13724 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13726 * config/darwin.c (darwin_handle_kext_attribute,
13727 darwin_handle_weak_import_attribute): Likewise.
13728 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13729 h8300_handle_eightbit_data_attribute,
13730 h8300_handle_tiny_data_attribute): Likewise.
13731 * config/i386/i386.c (ix86_handle_cconv_attribute,
13732 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13733 * config/i386/winnt.c (ix86_handle_shared_attribute,
13734 ix86_handle_selectany_attribute): Likewise.
13735 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13736 * config/m32c/m32c.c (function_vector_handler): Likewise.
13737 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13738 m68hc11_handle_fntype_attribute): Likewise.
13739 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13740 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13741 * config/mips/mips.c (mips_insert_attributes,
13742 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13743 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13744 rs6000_handle_struct_attribute): Likewise.
13745 * config/sh/sh.c (sh_insert_attributes,
13746 sh_handle_resbank_handler_attribute,
13747 sh_handle_interrupt_handler_attribute,
13748 sh2a_handle_function_vector_handler_attribute,
13749 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13751 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13752 * config/spu/spu.c (spu_handle_fndecl_attribute,
13753 spu_handle_vector_attribute): Likewise.
13754 * config/stormy16/stormy16.c
13755 (xstormy16_handle_interrupt_attribute): Likewise.
13756 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13757 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13759 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13761 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13762 (pp_translate_identifiers): New.
13763 (pp_identifier): Only conditionally translate identifier to locale
13765 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13766 (pp_base_tree_identifier): Only conditionally translate identifier
13767 to locale character set.
13768 * c-pretty-print.c (M_): Define.
13769 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13770 fragments for conditional translation with M_.
13771 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13772 identifier translation.
13774 2009-05-10 Richard Guenther <rguenther@suse.de>
13776 PR tree-optimization/40081
13777 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13778 using the main variant of the element type. Do not fiddle with
13779 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13781 2009-05-09 Jan Hubicka <jh@suse.cz>
13783 PR middle-end/40080
13784 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13785 indirect calls; verify cgraph afterwards.
13787 2009-05-09 Jan Hubicka <jh@suse.cz>
13790 * ipa.c (update_inlined_to_pointer): New function.
13791 (cgraph_remove_unreachable_nodes): Use it.
13793 2009-05-09 Jan Hubicka <jh@suse.cz>
13795 * tree-eh.c (struct leh_state): Remove prev_try.
13796 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13797 not track prev_try.
13798 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13799 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13800 remove_eh_handler_and_replace, foreach_reachable_handler,
13801 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13802 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13803 (gen_eh_region_cleanup): Update prototype.
13805 2009-05-09 Jan Hubicka <jh@suse.cz>
13807 PR middle-end/40043
13808 * except.c (copy_eh_region): Always set prev_try.
13809 (redirect_eh_edge_to_label): Find outer try.
13810 (foreach_reachable_handler): When looking for prev try
13811 handle case where previous try is not going to be taken.
13813 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13815 PR tree-optimization/40049
13816 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13817 only vector/vector shifts, convert the type of the constant to the
13818 appropriate type to avoid building incorrect trees, which
13819 eventually have problems with garbage collection.
13821 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13823 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13824 -1 for complex floating-point types if honoring signed zeros.
13826 2009-05-08 Jan Hubicka <jh@suse.cz>
13828 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13829 argument; handle correctly when profile is absent.
13830 (build_cgraph_edges): Update.
13831 (rebuild_cgraph_edges): Update.
13832 * cgraph.c: Do not include varray.h.
13833 (cgraph_set_call_stmt_including_clones): New function.
13834 (cgraph_create_edge_including_clones): Likewise
13835 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13836 (cgraph_update_edges_for_call_stmt): Handle clones.
13837 (cgraph_remove_node): Handle clone tree.
13838 (cgraph_remove_node_and_inline_clones): New function.
13839 (dump_cgraph_node): Dump clone tree.
13840 (cgraph_clone_node): Handle clone tree.
13841 (clone_function_name): Bring here from tree-inline.c.
13842 (cgraph_create_virtual_clone): New function.
13843 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13844 (cgraph_clone_info): New function.
13845 (strut cgraph_node): Add clone_info and new clone tree pointers.
13846 (cgraph_remove_node_and_inline_clones,
13847 cgraph_set_call_stmt_including_clones,
13848 cgraph_create_edge_including_clones,
13849 cgraph_create_virtual_clone): Declare.
13850 (cgraph_function_versioning): Use VEC argument.
13851 (compute_call_stmt_bb_frequency): Update prototype.
13852 (cgraph_materialize_all_clones): New function.
13853 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13854 (ipcp_create_replace_map): Update to VECtors.
13855 (ipcp_update_callgraph): Use virtual clones.
13856 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13857 (ipcp_update_profiling): Do not update local profiling.
13858 (ipcp_insert_stage): Use VECtors and virtual clones.
13859 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13860 (clone_of_p): New function.
13861 (cgraph_preserve_function_body_p): Use clone tree.
13862 (cgraph_optimize): Materialize clones.
13863 (cgraph_function_versioning): Update for VECtors.
13864 (save_inline_function_body): Use clone tree.
13865 (cgraph_materialize_clone): New function.
13866 (cgraph_materialize_all_clones): Likewise.
13867 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13868 * ipa.c: Include gimple.h.
13869 (cgraph_remove_unreachable_nodes): Use clone tree.
13870 * ipa-prop.c (ipa_note_param_call): Update call to
13871 compute_call_stmt_bb_frequencycall.
13872 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13873 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13874 (copy_bb): Handle updating of clone tree; add new edge when new call
13876 (expand_call_inline): Be strict about every call having edge.
13877 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13878 (delete_unreachable_blocks_update_callgraph): New function.
13879 (tree_function_versioning): Use VECtors; always remove unreachable
13880 blocks and fold conditionals.
13881 * tree-inline.h: Do not include varray.h.
13882 (tree_function_versioning): Remove.
13883 * Makefile.in (GTFILES): Remove tree-inline.c
13884 * passes.c (do_per_function): Do only functions having body.
13885 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13888 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13889 Andrew Morrow <acm@google.com>
13892 * c-common.c (c_common_attribute_table): Permit deprecated
13893 attribute to take an optional argument.
13894 (handle_deprecated_attribute): If the optional argument to
13895 __attribute__((deprecated)) is not a string ignore the attribute
13896 and emit a warning.
13898 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13899 * c-typeck.c (build_component_ref): Likewise.
13900 (build_external_ref): Likewise.
13902 * toplev.c (warn_deprecated_use): Add an attribute argument.
13903 Emit the message associated with __attribute__((deprecated)).
13905 * toplev.h (warn_deprecated_use): Updated.
13907 * doc/extend.texi: Document new optional parameter to
13908 __attribute__((deprecated))
13910 2009-05-08 Michael Eager <eager@eagercon.com>
13912 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13913 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13915 2009-05-08 Richard Guenther <rguenther@suse.de>
13917 PR tree-optimization/40062
13918 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13919 Avoid exponential behavior.
13921 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13923 PR rtl-optimization/33928
13925 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13926 process_uses, build_single_def_use_links): New.
13927 (update_df): Update use_def_ref.
13928 (forward_propagate_into): Use get_def_for_use instead of use-def
13930 (fwprop_init): Call build_single_def_use_links and let it initialize
13932 (fwprop_done): Free use_def_ref.
13933 (fwprop_addr): Eliminate duplicate call to df_set_flags.
13934 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
13935 df_rd_simulate_one_insn): New.
13936 (df_rd_bb_local_compute_process_def): Update head comment.
13937 (df_chain_create_bb): Use the new RD simulation functions.
13938 * df.h (df_rd_simulate_artificial_defs_at_top,
13939 df_rd_simulate_one_insn): New.
13940 * opts.c (decode_options): Enable fwprop at -O1.
13941 * doc/invoke.texi (-fforward-propagate): Document this.
13943 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13946 * c-typeck.c (build_binary_op): Handle arithmetic between one real
13947 and one complex operand specially.
13948 * tree-complex.c (some_nonzerop): Do not identify a real value as
13949 zero if flag_signed_zeros.
13951 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13953 PR rtl-optimization/33928
13954 * loop-invariant.c (record_use): Fix && vs. || mishap.
13956 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13958 PR rtl-optimization/33928
13959 * loop-invariant.c (struct use): Add addr_use_p.
13960 (struct def): Add n_addr_uses.
13961 (struct invariant): Add cheap_address.
13962 (create_new_invariant): Set cheap_address.
13963 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
13964 (record_uses): Pass df_ref to record_use.
13965 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
13968 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13970 * config/sh/sh.c: Do not include c-pragma.h.
13972 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
13974 * config/spu/spu.c: Remove include of c-common.h.
13976 2009-05-07 Janis Johnson <janis187@us.ibm.com>
13979 * c-common.h (mark_valid_location_for_stdc_pragma,
13980 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
13981 clear_float_const_decimal64, float_const_decimal64_p): New.
13982 * c.opt (Wunsuffixed-float-constants): New.
13983 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13984 unsuffixed float constant, handle new warning.
13985 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
13986 * c-decl.c (c_scope): New flag float_const_decimal64.
13987 (set_float_const_decimal64, clear_float_const_decimal64,
13988 float_const_decimal64_p): New.
13989 (push_scope): Set new flag.
13990 * c-parser.c (c_parser_translation_unit): Mark when it's valid
13991 to use STDC pragmas.
13992 (c_parser_external_declaration): Ditto.
13993 (c_parser_compound_statement_nostart): Ditto.
13994 * c-pragma.c (valid_location_for_stdc_pragma,
13995 mark_valid_location_for_stdc_pragma,
13996 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
13997 handle_pragma_float_const_decimal64): New.
13998 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
13999 * cp/semantics.c (valid_location_for_stdc_pragma_p,
14000 set_float_const_decimal64, clear_float_const_decimal64,
14001 float_const_decimal64_p): New dummy functions.
14002 * doc/extend.texi (Decimal Float): Remove statement that the
14003 pragma, and suffix for double constants, are not supported.
14004 * doc/invoke.texi (Warning Options): List new option.
14005 (-Wunsuffixed-float-constants): New.
14007 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
14009 * config/i386/i386.c: Do not include c-common.h.
14011 2009-05-07 Mark Heffernan <meheff@google.com>
14013 * doc/invoke.texi (Debugging Options): Document change of debugging
14015 * opts.c (decode_options): Make dump_base_name relative to
14016 aux_base_name directory.
14018 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14020 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
14021 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
14023 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
14025 * Makefile.in (install-plugin): Simplify a bit.
14027 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
14029 * Makefile.in (OBJS-common): Add regcprop.o.
14031 * timevar.def (TV_CPROP_REGISTERS): New.
14032 * regrename.c (regrename_optimize): Return 0.
14033 (rest_of_handle_regrename): Delete.
14034 (pass_rename_registers): Point to regrename_optimize.
14035 (struct value_data_entry, struct value_data,
14036 kill_value_one_regno, kill_value_regno, kill_value,
14037 set_value_regno, init_value_data, kill_clobbered_value,
14038 kill_set_value, kill_autoinc_value, copy_value,
14039 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
14040 replace_oldest_value_reg, replace_oldest_value_addr,
14041 replace_oldest_value_mem, copyprop_hardreg_forward_1,
14042 debug_value_data, validate_value_data): Move...
14043 * regcprop.c: ... here.
14044 (rest_of_handle_cprop): Delete.
14045 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
14047 2009-05-07 Jakub Jelinek <jakub@redhat.com>
14049 PR middle-end/40057
14050 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
14051 GEN_INT for 1 << bitnum.
14052 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
14053 build_int_cst_type.
14055 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
14057 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
14058 Remove wrong description of "nand" operation.
14060 2009-05-06 Richard Guenther <rguenther@suse.de>
14061 Adam Nemet <anemet@caviumnetworks.com>
14063 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
14064 comment. Add that if LHS is not a gimple register, then RHS1 has
14065 to be a single object (GIMPLE_SINGLE_RHS).
14067 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
14069 * expr.c (get_def_for_expr): Move it up in the file.
14070 (store_field): When expanding a bit-field store, look at the
14071 defining gimple stmt for the masking conversion.
14073 2009-05-06 Janis Johnson <janis187@us.ibm.com>
14075 PR middle-end/39986
14076 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
14077 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
14078 32-bit memcpy into long.
14080 2009-05-06 Jakub Jelinek <jakub@redhat.com>
14082 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
14083 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
14085 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
14086 instead of appending DW_OP_deref*.
14088 2009-05-06 Michael Matz <matz@suse.de>
14090 PR middle-end/40021
14091 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
14092 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
14094 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
14096 * Makefile.in (install-plugin): Fix srcdir handling.
14098 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
14100 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
14101 when processing for not_regs_needed bitmap.
14102 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
14103 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
14104 handling it for rhs.
14106 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14108 * config/i386/i386.md (unnamed inc/dec peephole): Use
14109 optimize_insn_for_size_p instead of optimize_size.
14110 * config/i386/predicates.md (incdec_operand): Likewise.
14111 (aligned_operand): Likewise.
14112 * config/i386/sse.md (divv8sf3): Likewise.
14113 (sqrtv8sf2): Likewise.
14115 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14117 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
14119 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
14121 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14123 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
14124 ssemodesuffixf2c with avxmodesuffixf2c.
14126 2009-05-06 Joseph Myers <joseph@codesourcery.com>
14129 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
14131 2009-05-05 Jakub Jelinek <jakub@redhat.com>
14133 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
14134 (struct tree_base): Adjust spacing for 8 bit boundaries.
14135 (struct tree_decl_common): Add decl_by_reference_flag bit.
14136 (DECL_BY_REFERENCE): Adjust.
14137 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
14138 print DECL_BY_REFERENCE bit.
14139 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
14140 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
14141 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
14142 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
14145 PR middle-end/39666
14146 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
14147 range of the type, but default label is missing, add it with one
14148 of the existing labels instead of adding a new label for it.
14150 2009-05-05 Joseph Myers <joseph@codesourcery.com>
14154 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
14156 * Makefile.in (enable_plugin, plugin_includedir): New.
14157 (install): Depend on install-plugin.
14158 (PLUGIN_HEADERS): New.
14159 (install-plugin): New.
14160 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
14162 2009-05-05 Richard Guenther <rguenther@suse.de>
14164 PR tree-optimization/40022
14165 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
14167 (phivn_valid_p): Fix tuplification error, simplify.
14168 (phiprop_insert_phi): Add dumps.
14169 (propagate_with_phi): Simplify.
14171 2009-05-05 Richard Guenther <rguenther@suse.de>
14173 PR middle-end/40023
14174 * builtins.c (gimplify_va_arg_expr): Properly build the address.
14176 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
14178 * tree.h (strip_float_extensions): Remove duplicate declaration.
14179 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
14180 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
14181 block_ultimate_origin): Rearrange the declarations line to match the
14182 comment that indicates the .c file which the functions are defined.
14183 (dwarf2out_*, set_decl_rtl): Add comment.
14184 (get_base_address): Adjust comment.
14185 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
14186 declarations line and add comment.
14187 (is_builtin_name): Add blank after function name, for clarity.
14189 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14191 * attribs.c (decl_attributes): Use %qE for identifiers in
14193 * cgraphunit.c (verify_cgraph_node): Translate function names to
14194 locale character set in diagnostics.
14195 * coverage.c (get_coverage_counts): Use %qE for identifiers in
14197 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
14198 Document that functions are named in UTF-8.
14199 * expr.c (expand_expr_real_1): Translate function names to locale
14200 character set in diagnostics.
14201 * gimplify.c (omp_notice_variable, omp_is_private,
14202 gimplify_scan_omp_clauses): Use %qE for identifiers in
14204 * langhooks.c (lhd_print_error_function): Translate function names
14205 to locale character set.
14206 * langhooks.h (decl_printable_name): Document that return value is
14207 in internal character set.
14208 * stmt.c: Include pretty-print.h
14209 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
14211 (resolve_operand_name_1): Translate named operand name to locale
14213 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
14215 * toplev.c (announce_function): Translate function names to locale
14217 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
14218 (default_tree_printer): Use pp_identifier or translate identifiers
14219 to locale character set. Mark "<anonymous>" for translation.
14220 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
14221 for identifiers in diagnostics.
14222 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14224 * varasm.c (output_constructor): Use %qE for identifiers in
14227 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14229 * configure.ac: use ` ` instead of $()
14230 * configure: Regenerate.
14232 2009-05-05 Ben Elliston <bje@au.ibm.com>
14234 * config/pa/linux-atomic.c: Eliminate conditional include of
14235 errno.h on non-LP64 systems to simplify build requirements.
14237 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14239 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14241 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14242 and pass value to identifier_to_locale.
14243 (warn_variable_length_array): Make name a tree.
14244 (grokdeclarator): Separate diagnostic texts for named and unnamed
14245 declarators. Use %qE for named declarators.
14246 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14248 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14249 identifiers in diagnostics.
14250 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14251 identifier_to_locale. Mark "anonymous" strings for translation.
14253 2009-05-04 Michael Eager <eager@eagercon.com>
14255 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14256 address for DImode/DFmode only if double-precision FP regs.
14258 2009-05-04 Michael Eager <eager@eagercon.com>
14260 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14261 TARGET_SINGLE_FLOAT check.
14263 2009-05-04 Michael Eager <eager@eagercon.com>
14265 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14267 2009-05-04 Michael Eager <eager@eagercon.com>
14269 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14270 * config/rs6000/t-xilinx: New
14272 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14274 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14275 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14276 * gcc/explow.c (memory_address): Use target hook.
14277 * gcc/targhooks.c (default_legitimize_address): New.
14278 * gcc/targhooks.h (default_legitimize_address): New.
14279 * gcc/target.h (legitimize_address): New.
14280 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14281 (TARGET_INITIALIZER): Include it.
14282 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14284 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14285 * config/bfin/bfin.c (legitimize_address): Remove.
14286 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14287 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14289 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14290 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14292 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14293 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14294 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14295 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14296 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14297 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14298 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14299 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14300 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14301 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14302 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14303 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14304 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14305 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14306 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14307 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14308 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14309 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14310 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14311 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14312 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14313 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14314 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14316 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14317 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14318 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14319 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14320 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14321 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14322 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14323 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14324 (thumb_legitimize_address): Delete.
14325 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14326 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14327 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14328 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14329 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14330 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14332 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14335 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14336 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14337 * config/m32r/m32r.c (m32r_legitimize_address): New.
14338 * config/m68k/m68k.c (m68k_legitimize_address): New.
14339 * config/score/score.c (score_legitimize_address): Standardize.
14340 * config/score/score3.c (score3_legitimize_address): Standardize.
14341 * config/score/score3.h (score3_legitimize_address): Adjust.
14342 * config/score/score7.c (score7_legitimize_address): Standardize.
14343 * config/score/score7.h (score7_legitimize_address): Adjust.
14344 * config/sh/sh.c (sh_legitimize_address): New.
14345 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14347 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14348 (s390_legitimize_address): ... this.
14349 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14350 (sparc_legitimize_address): ... this.
14351 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14352 (ix86_legitimize_address): ... this.
14353 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14354 (avr_legitimize_address): ... this.
14355 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14356 (mn10300_legitimize_address): ... this.
14357 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14358 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14359 (alpha_expand_mov): Adjust call.
14361 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14362 * config/spu/spu.c (spu_legitimize_address): Likewise.
14363 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14364 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14366 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14368 * intl.c (locale_encoding, locale_utf8): New.
14369 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14370 * intl.h (locale_encoding, locale_utf8): Declare.
14371 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14372 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14374 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14376 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14377 (pp_base_tree_identifier): Declare as function.
14378 (identifier_to_locale): Declare.
14379 * Makefile.in (pretty-print.o): Update dependencies.
14380 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14382 2009-05-04 Richard Guenther <rguenther@suse.de>
14384 PR middle-end/40015
14385 * builtins.c (fold_builtin_memory_op): Do not decay to element
14386 type if the size matches the whole array.
14388 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14390 * expmed.c (synth_mult): When trying out a shift, pass the result
14393 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14395 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14396 (shiftsub1_cost): New.
14397 (init_expmed): Compute shiftsub1_cost.
14398 (synth_mult): Optimize multiplications by constants of the form
14399 -(2^^m-1) for some constant positive integer m.
14401 2009-05-03 Richard Guenther <rguenther@suse.de>
14404 * c-typeck.c (array_to_pointer_conversion): Do not built
14405 ADDR_EXPRs of arrays of pointer-to-element type.
14406 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14407 up wrong ADDR_EXPRs after-the-fact.
14408 * c-common.c (strict_aliasing_warning): Strip pointer
14409 conversions for obtaining the original type.
14410 * builtins.c (fold_builtin_memset): Handle array types.
14411 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14414 2009-05-03 Richard Guenther <rguenther@suse.de>
14416 PR middle-end/23329
14417 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14418 Do not lose casts from array types with unknown extent to array
14419 types with known extent.
14420 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14421 alias set compatibility.
14423 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14425 * flags.h (extra_warnings): Delete.
14426 * toplev.c (process_options): Handle Wuninitialized here.
14427 * opts.c (extra_warnings): Delete.
14428 (set_Wextra): Delete.
14429 (common_handle_option): -Wextra can be handled automatically.
14430 * c-opts.c (c_common_handle_option): Delete obsolete code.
14431 (c_common_post_options): Simplify comment.
14432 * common.opt (W): Add Var.
14434 (Wuninitialized): Initialize to -1.
14436 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14437 Richard Guenther <rguenther@suse.de>
14439 * expr.c (get_def_for_expr): New function.
14440 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14441 SSA rather than trees.
14442 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14443 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14445 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14447 * c-common.c (reswords): Add _Imaginary.
14448 * c-common.c (enum rid): Add RID_IMAGINARY.
14450 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14452 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14453 Patch by Richard Guenther.
14455 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14457 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14458 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14459 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14460 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14461 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14462 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14463 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14464 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14465 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14466 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14467 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14468 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14469 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14470 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14471 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14472 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14473 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14474 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14476 2009-05-02 Richard Guenther <rguenther@suse.de>
14478 PR tree-optimization/39940
14479 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14482 2009-05-02 Richard Guenther <rguenther@suse.de>
14484 PR middle-end/40001
14485 * tree-ssa.c (execute_update_addresses_taken): Properly check
14486 if we can mark a variable DECL_GIMPLE_REG_P.
14487 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14488 back to the end of the function.
14489 (is_gimple_reg_type): Remove complex type special casing.
14490 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14493 2009-05-02 Ben Elliston <bje@au.ibm.com>
14495 * doc/collect2.texi (Collect2): Document search path behaviour
14496 when configured with --with-ld.
14498 2009-05-02 Jan Hubicka <jh@suse.cz>
14500 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14501 parameter; update callers.
14502 (coalesce_cost_edge): EH edges are costier because they needs
14503 splitting even if not critical and even more costier when there are
14504 multiple EH predecestors.
14506 2009-05-02 Jan Hubicka <jh@suse.cz>
14508 * except.c (remove_eh_handler_and_replace): Handle updating after
14509 removing TRY blocks.
14511 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14513 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14515 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14517 * varasm.c: Do not include c-pragma.h.
14518 * attribs.c: Do not incude c-common.h.
14520 2009-05-01 Michael Matz <matz@suse.de>
14522 * calls.c (initialize_argument_information): Handle SSA names like
14523 decls with a non MEM_P DECL_RTL.
14525 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14527 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14528 * ipa-utils.c: Likewise.
14529 * ipa-type-escape.c: Likewise.
14530 * cgraphunit.c Do not include c-common.h.
14531 * ipa-pure-const.c: Likewise.
14532 * tree-if-conv.c: Likewise.
14533 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14534 * ipa-struct-reorg.c: Likewise.
14535 * tree-nomudflap.c: Likewise.
14536 * tree-ssa-structalias.c: Likewise.
14538 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14540 * store-motion.c: Many cleanups to make this pass a first-class
14541 citizen instead of an appendix to gcse load motion. Add TODO list
14542 to make this pass faster/cleaner/better.
14544 (struct ls_expr): Post gcse.c-split cleanups.
14545 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14546 "stores" field to "avail_stores".
14547 (pre_ldst_mems): Rename to store_motion_mems.
14548 (pre_ldst_table): Rename to store_motion_mems_table.
14549 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14550 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14551 (ldst_entry): Rename to st_expr_entry, update users.
14552 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14553 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14554 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14556 (first_ls_expr): Rename to first_st_expr, update users.
14557 (next_ls_expr): Rename to next_st_expr, update users.
14558 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14559 fields properly for store motion instead of names inherited from load
14561 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14562 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14565 (ae_kill): Rename to st_kill, update users.
14566 (ae_gen): Rename to st_avloc, update users.
14567 (transp): Rename to st_transp, update users.
14568 (pre_insert_map): Rename to st_insert_map, update users.
14569 (pre_delete_map): Rename to st_delete_map, update users.
14570 (insert_store, build_store_vectors, free_store_memory,
14571 one_store_motion_pass): Update for abovementioned changes.
14573 (gcse_subst_count, gcse_create_count): Remove.
14574 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14575 and "n_stores_created", local variables.
14577 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14580 (regvec, compute_store_table_current_insn): Remove.
14581 (reg_set_info, reg_clear_last_set): Remove.
14582 (compute_store_table): Use DF caches instead of local dataflow
14585 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14587 * c-objc-common.c (c_tree_printer): Print identifiers with
14588 pp_identifier, not pp_string. Mark "({anonymous})" for
14590 * c-pretty-print.c (pp_c_ws_string): New.
14591 (pp_c_cv_qualifier, pp_c_type_specifier,
14592 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14593 pp_c_storage_class_specifier, pp_c_function_specifier,
14594 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14595 pp_c_primary_expression, pp_c_postfix_expression,
14596 pp_c_unary_expression, pp_c_shift_expression,
14597 pp_c_relational_expression, pp_c_equality_expression,
14598 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14599 use pp_string and pp_c_ws_string in place of pp_identifier and
14600 pp_c_identifier for non-identifiers. Mark English strings for
14602 * c-pretty-print.h (pp_c_ws_string): Declare.
14604 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14605 Roland McGrath <roland@redhat.com>
14607 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14608 (ENABLE_LD_BUILDID): New configuration option.
14609 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14610 (LINK_BUILDID_SPEC): New macro.
14611 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14613 * doc/install.texi: Document --enable-linker-build-id option.
14614 * configure: Rebuild.
14615 * config.in: Rebuild.
14617 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14619 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14620 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14621 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14622 MIPS_GP_SAVE_AREA_SIZE.
14623 * config/mips/mips.c (struct mips_frame_info): Update comment
14624 before arg_pointer_offset and hard_frame_pointer_offset.
14625 (mips_compute_frame_info): Update diagram before function: to
14626 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14627 indicate the position of frame_pointer_rtx with -fstack-protector and
14628 to show args_size. Don't allocate cprestore area for leaf functions
14629 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14631 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14633 2009-04-30 Michael Matz <matz@suse.de>
14635 PR tree-optimization/39955
14636 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14638 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14640 * ira.c (setup_cover_and_important_classes): Use safe macro
14641 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14643 * genpreds.c (write_tm_preds_h): Output suitable definition of
14644 REG_CLASS_FOR_CONSTRAINT.
14646 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14648 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14650 * bitmap.c (bitmap_descriptor): Likewise.
14651 * ggc-common.c (loc_descriptor): Likewise.
14652 * varray.c (varray_descriptor): Likewise.
14653 * vec.c (vec_descriptor): Likewise.
14655 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14657 * Makefile.in (dce.o): Add $(EXCEPT_H).
14658 * dce.c: Include except.h and delete redundant vector definitions.
14659 (deletable_insn_p): Return false for non-call insns that can throw
14662 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14664 * gcse.c (ae_gen): Remove.
14665 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14666 and make non-static function to make it available in store-motion.c.
14667 Update call sites with search-and-replace.
14668 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14669 extract_mentioned_regs, extract_mentioned_regs_helper,
14670 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14671 store_killed_in_insn, store_killed_after, store_killed_before,
14672 build_store_vectors, insert_insn_start_basic_block, insert-store,
14673 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14674 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14675 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14676 * store-motion.c: ...new file. Also copy data structures from gcse.c
14677 and clean up to remove parts not used by store motion.
14678 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14679 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14681 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14684 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14685 when optimizing for size.
14687 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14689 * gcse.c (gcse_constant_p): Fix typo in last change.
14691 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14693 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14695 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14697 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14699 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14701 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14702 CONST_HIGH_PART result.
14704 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14706 * config/avr/avr.c (initial_elimination_offset): Rename to
14707 avr_initial_elimination_offset.
14708 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14709 change return type to bool.
14710 (avr_can_eliminate): New function.
14711 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14712 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14713 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14714 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14715 avr_initial_elimination_offset.
14716 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14717 (avr_initial_elimination_offset): Define.
14719 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14720 Steven Bosscher <steven@gcc.gnu.org>
14722 PR rtl-optimization/39938
14723 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14724 * cfgrtl.c: Include insn-attr.h.
14725 (rest_of_pass_free_cfg): New function.
14726 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14727 * resource.c (init_resource_info): Remove call to df_analyze.
14729 2009-04-29 Richard Guenther <rguenther@suse.de>
14732 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14733 allow conversion to signed integers.
14735 2009-04-29 Richard Guenther <rguenther@suse.de>
14737 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14738 shifts of floating point vectors if the shift amount is
14739 a constant multiple of the element size.
14741 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14742 Michael Matz <matz@suse.de>
14744 PR middle-end/39927
14746 * tree-outof-ssa.c (emit_partition_copy): New function.
14747 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14748 insert_part_to_rtx_on_edge): Perform the partition base var
14749 copy using emit_partition_copy.
14750 (insert_value_copy_on_edge): Convert constants to the right mode.
14751 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14752 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14754 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14756 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14757 scan backwards to try to find a constant to initialize it.
14759 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14760 insn before the loop_end instruction, don't look past labels.
14762 2009-04-29 Richard Guenther <rguenther@suse.de>
14764 PR middle-end/39937
14765 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14766 loose type conversions.
14767 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14768 stmts only if there are no uses of its definition.
14770 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14772 * config/bfin/bfin.h (splitting_loops): Declare.
14773 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14774 Reorder bit definitions to be ascending.
14775 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14776 * config/bfin/bfin.c (splitting_loops): New variable.
14777 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14778 (struct loop_info): Remove members INIT and LOOP_INIT.
14779 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14780 the LSETUP sequence. Allow LC to be loaded from any register, but
14781 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14782 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14784 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14785 of reload_completed.
14788 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14790 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14792 * Makefile.in (PLUGIN_VERSION_H): New.
14793 (OBJS-common): Remove plugin-version.o.
14794 (plugin.o): Depend on (PLUGIN_VERSION_H).
14795 (plugin-version.o): Remove.
14796 * configure: Regenerate
14797 * configure.ac: Create plugin-version.h.
14798 * gcc-plugin.h (plugin_gcc_version): Remove.
14799 (plugin_default_version_check): Change signature.
14800 * plugin-version.c: Remove.
14801 * plugin.c: Include plugin-version.h.
14802 (str_plugin_gcc_version_name): Remove.
14803 (try_init_one_plugin): Pass gcc version to plugin_init.
14804 (plugin_default_version_check): Both gcc and plugin versions are now
14807 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14809 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14810 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14811 Remove special case testing for last insn of inner loops. Don't fail
14812 if the loop ends with a jump, emit an extra nop instead.
14814 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14815 DREGS rather than comparing directly. Remove code that tries to
14816 account for latencies.
14818 2009-04-29 Richard Guenther <rguenther@suse.de>
14820 PR tree-optimization/39941
14821 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14822 eliminating an indirect call.
14824 2009-04-29 Richard Guenther <rguenther@suse.de>
14826 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14827 parameter. Allow invariants as base if !require_lvalue.
14828 (verify_gimple_assign_single): Adjust.
14830 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14832 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14833 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14834 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14835 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14836 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14838 * config/bfin/bfin.c (bfin_expand_builtin,
14839 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14841 2009-04-28 Richard Guenther <rguenther@suse.de>
14843 * tree-vect-loop.c (get_initial_def_for_induction): Use
14844 correct types for pointer increment.
14846 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14848 * toplev.c (print_version): Update GMP version string calculation.
14850 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14852 PR rtl-optimization/39938
14853 * resource.c (init_resource_info): Add call to df_analyze.
14855 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14857 * config/alpha/alpha.md (usegp): Cast the result of
14858 alpha_find_lo_sum_using_gp to enum attr_usegp.
14859 * config/alpha/alpha.c (override_options): Remove end-of-structure
14860 marker element from cpu_table. Use array size of cpu_table to handle
14861 -mcpu and -mtune options.
14862 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14864 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14866 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14867 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14868 tune_32 and tune_64.
14869 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14870 support on PowerPC.
14871 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14872 * config/rs6000/option-defaults.h: ... here. New file.
14873 (OPT_64, OPT_32): Define.
14874 (MASK_64BIT): Define to 0 if not already defined.
14875 (OPT_ARCH64, OPT_ARCH32): Define.
14876 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14879 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14881 * config/arm/arm.c (arm_override_options): Emit error on using
14884 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14886 PR rtl-optimization/39914
14887 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14888 registers for allocnos created from user-defined variables only
14889 when not optimizing.
14891 2009-04-28 Richard Guenther <rguenther@suse.de>
14893 PR middle-end/39937
14894 * fold-const.c (fold_binary): Use distribute_real_division only
14897 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14899 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14900 add hpux-stdint.h to tm_file.
14901 (hppa[12]*-*-hpux11*): Ditto.
14902 (ia64*-*-hpux*): Ditto.
14903 * config/hpux-stdint.h: New.
14904 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14905 __STDC_EXT__ for all compiles.
14906 * config/pa/pa-hpux.h: Ditto.
14907 * config/pa/pa-hpux10.h: Ditto.
14908 * config/pa/pa-hpux11.h: Ditto.
14910 2009-04-28 Catherine Moore <clm@codesourcery.com>
14912 * debug.h (set_name): Add comment.
14914 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14917 * config/darwin.c (machopic_gen_offset): Check
14918 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14919 * config/arm/arm.c (require_pic_register): Likewise.
14921 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14923 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14924 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14925 m32c_promote_prototypes): Delete.
14927 2009-04-28 Michael Matz <matz@suse.de>
14929 PR middle-end/39922
14930 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
14933 2009-04-28 Richard Guenther <rguenther@suse.de>
14935 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
14937 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14939 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
14940 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
14941 * config/arm/arm-tune.md: Regenerate.
14943 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
14945 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
14946 block if there are complex incoming edges.
14947 (sel_merge_blocks): Remove useless assert.
14948 (sel_redirect_edge_and_branch): Check that edge was redirected.
14949 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
14950 (sel_find_rgns): Delete declaration.
14951 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
14952 the region when it is not a preheader.
14954 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14957 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
14959 2009-04-28 Richard Guenther <rguenther@suse.de>
14961 * tree.h (SSA_NAME_VALUE): Remove.
14962 (struct tree_ssa_name): Remove value_handle member.
14963 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
14964 array for jump threading.
14965 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
14967 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
14968 * tree-flow.h (threadedge_initialize_values): Declare.
14969 (threadedge_finalize_values): Likewise.
14970 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
14971 (SSA_NAME_VALUE): Define.
14972 (threadedge_initialize_values): New function.
14973 (threadedge_finalize_values): Likewise.
14974 * tree-ssa-dom.c (ssa_name_values): New global variable.
14975 (SSA_NAME_VALUE): Define.
14976 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
14978 2009-04-28 Ira Rosen <irar@il.ibm.com>
14980 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
14981 Use REPORT_VECTORIZED_LOCATIONS instead
14982 REPORT_VECTORIZED_LOOPS.
14983 * tree-vectorizer.c (vect_verbosity_level): Make static.
14984 (vect_loop_location): Rename to vect_location.
14985 (vect_set_verbosity_level): Update comment.
14986 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
14988 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
14989 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
14990 instead REPORT_UNVECTORIZED_LOOPS.
14991 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
14992 and vect_loop_def to vect_external_def and vect_internal_def.
14993 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
14994 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
14995 REPORT_UNVECTORIZED_LOCATIONS.
14996 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
14997 and vect_used_in_loop and to vect_unused_in_scope and
14998 vect_used_in_scope.
14999 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
15000 (vect_verbosity_level): Remove declaration.
15001 (vect_analyze_operations): Likewise.
15002 (vect_analyze_stmt): Declare.
15003 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
15004 REPORT_UNVECTORIZED_LOCATIONS.
15005 (vect_get_loop_niters): Fix indentation.
15006 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
15007 (vect_analyze_loop_operations): New function.
15008 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
15009 vect_analyze_operations.
15010 (vect_is_simple_reduction): Use new names.
15011 (vectorizable_live_operation, vect_transform_loop): Likewise.
15012 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
15013 to specify whether the data references can be a part of interleaving
15015 (vect_analyze_data_ref_dependence): Use new names.
15016 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
15017 (vect_create_addr_base_for_vector_ref): Remove redundant code.
15018 * tree-vect-patterns.c (widened_name_p): Use new names.
15019 (vect_recog_dot_prod_pattern): Likewise.
15020 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
15021 (process_use, vect_mark_stmts_to_be_vectorized,
15022 vect_model_simple_cost, vect_model_store_cost,
15023 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
15024 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
15025 vectorizable_operation, vectorizable_type_demotion,
15026 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
15027 vectorizable_condition): Likewise.
15028 (vect_analyze_operations): Split into vect_analyze_loop_operations
15030 (vect_analyze_stmt): ... new function.
15031 (new_stmt_vec_info): Use new names.
15032 (vect_is_simple_use): Use new names and fix comment.
15033 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
15034 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
15036 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15039 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
15040 and integer modes for x87 operands. Do not ICE for unsupported size,
15041 generate error instead. Generate error for unsupported operand types.
15042 ['z']: Do not handle HImode memory operands specially. Warning
15043 for floating-point operands. Fallthru to 'Z' for unsupported operand
15044 types. Do not ICE for unsupported size, generate error instead.
15045 (output_387_binary_op): Use %Z to output operands.
15046 (output_fp_compare): Ditto.
15047 (output_387_reg_move): Ditto.
15049 2009-04-28 Ben Elliston <bje@au.ibm.com>
15054 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15056 * builtins.c (c_strlen): Do not warn here.
15057 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15058 * c-common.c (pointer_int_sum): Take an explicit location.
15059 Warn about offsets out of bounds.
15060 * c-common.h (pointer_int_sum): Adjust declaration.
15062 2009-04-27 Ian Lance Taylor <iant@google.com>
15064 * collect2.c (is_ctor_dtor): Change type of ret field in struct
15066 * dce.c (run_fast_df_dce): Change type of old_flags to int.
15067 * df-core.c (df_set_flags): Change return type to int. Change
15068 type of old_flags to int.
15069 (df_clear_flags): Likewise.
15070 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
15071 (df_get_conditional_uses): Likewise.
15072 * df.h (df_set_flags, df_clear_flags): Update declarations.
15073 * dwarf2out.c (struct indirect_string_node): Change type of form
15074 field to enum dwarf_form.
15075 (AT_string_form): Change return type to enum dwarf_form.
15076 * fixed-value.c (fixed_compare): Add cast to enum type.
15077 * fwprop.c (update_df): Change 0 to VOIDmode.
15078 * gensupport.c: Change 0 to UNKNOWN.
15079 * gimple.h (gimple_cond_code): Add cast to enum type.
15080 * haifa-sched.c (reemit_notes): Add cast to enum type.
15081 * hooks.c (hook_int_void_no_regs): Remove function.
15082 * hooks.h (hook_int_void_no_regs): Remove declaration.
15083 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
15084 * predict.c (combine_predictions_for_insn): Add casts to enum type.
15085 * real.c (real_arithmetic): Add cast to enum type.
15086 (real_compare): Likewise.
15087 * target.h (struct gcc_target): Change return type of
15088 branch_target_register_class to enum reg_class.
15089 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
15090 default_branch_target_register_class.
15091 * targhooks.c (default_branch_target_register_class): New function.
15092 * targhooks.h (default_branch_target_register_class): Declare.
15093 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
15094 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
15096 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
15098 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
15099 vect_uninitialized_def. Change 0 to ERROR_MARK.
15100 * tree-vect-stmts.c (supportable_widening_operation): Don't
15101 initialize icode1 and icode2.
15102 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
15103 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
15105 (cmn_err_flag_specs): Change 0 to STD_C89.
15106 (cmn_err_char_table): Likewise.
15107 * config/arm/arm.c (get_arm_condition_code): Change type of code
15108 to enum arm_cond_code.
15109 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
15110 (IWMMXT_BUILTIN2): Likewise.
15111 (neon_builtin_type_bits): Don't define typedef.
15112 (neon_builtin_datum): Change type of bits field to int.
15113 (arm_expand_neon_args): Add cast to enum type.
15114 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
15116 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
15117 casts to enum type.
15118 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
15120 * config/mips/mips.md (jal_macro): Return enum constant.
15121 (single_insn): Likewise.
15122 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
15124 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15125 casts to enum type.
15126 * config/s390/s390.c (s390_tune_flags): Change type to int.
15127 (s390_arch_flags): Likewise.
15128 (s390_handle_arch_option): Change flags field of struct pta to int.
15129 * config/s390/s390.h (s390_tune_flags): Update declaration.
15130 (s390_arch_flags): Likewise.
15131 * config/sh/sh.c (prepare_move_operands): Compare
15132 tls_symbolic_operand result with enum constant.
15133 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
15134 (sh_expand_prologue): Add cast to enum type.
15135 (sh_expand_epilogue): Likewise.
15136 (tls_symbolic_operand): Change return type to enum tls_model.
15137 (fpscr_set_from_mem): Add cast to enum type.
15138 (legitimize_pic_address): Compare tls_symbolic_operand result with
15140 (sh_target_reg_class): Change return type to enum reg_class.
15141 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
15143 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
15144 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
15145 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
15146 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
15147 (delayed_branch, tls_call_delay): Likewise.
15148 (eligible_for_sibcall_delay): Likewise.
15149 (eligible_for_return_delay): Likewise.
15150 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
15151 (spu_expand_builtin_1): Likewise.
15153 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
15154 for all types of conversions.
15155 (output_init_element): Issue -Wc++-compat warning if needed when
15156 initializing a bitfield with enum type.
15157 * c-parser.c (c_parser_expression): Set original_type to
15158 original_type of right hand operand of comma operator.
15160 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15162 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
15164 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
15165 * doc/cpp.texi (Standard Predefined Macros)
15166 (Implementation-defined behavior): Likewise.
15167 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
15168 * doc/gimple.texi (GIMPLE Exception Handling)
15169 (@code{GIMPLE_ASSIGN}): Likewise.
15170 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
15171 * doc/invoke.texi (Warning Options, Optimize Options)
15172 (AVR Options, Darwin Options): Likewise.
15173 (Optimize Options): Reformulate -fwhole-program description.
15174 * doc/loop.texi (Lambda): Likewise.
15175 * doc/md.texi (Output Template, Define Constraints)
15176 (Standard Names, Insn Splitting): Likewise.
15177 * doc/options.texi (Option properties): Likewise.
15178 * doc/passes.texi (Tree-SSA passes): Likewise.
15179 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
15180 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
15181 (File Names and DBX): Likewise.
15182 * doc/trouble.texi (Incompatibilities): Likewise.
15184 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15186 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
15187 instruction is correct.
15189 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15191 Allow non-constant arguments to conversion intrinsics.
15192 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
15193 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
15194 * spu.c (print_operand): Handle 'v' and 'w'.
15195 (exp2_immediate_p, spu_gen_exp2): Define.
15196 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
15197 spu_convtf_1): Update parameter descriptions.
15198 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
15199 * constraints.md ('v', 'w'): New.
15200 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
15202 (i2f, I2F): New define_mode_attr.
15203 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
15204 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
15205 fixuns_truncv4sfv4si2): Update to use mode attribute.
15206 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
15207 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
15208 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
15209 patterns for combine.
15211 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
15213 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
15214 (cprop, hoist, pre, store_motion): New debug counters.
15215 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
15216 is not an RTL pass anymore.
15217 (pass_profiling): Remove extern decl for pass removed in 2005.
15218 (pass_gcse, pass_jump_bypass): Remove.
15219 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
15220 to 0 for clean state.
15221 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15222 * cse.c (gate_handle_cse_after_global_opts,
15223 rest_of_handle_cse_after_global_opts): New functions.
15224 (pass_cse_after_global_opts): New pass, does local CSE.
15225 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15226 (TV_CPROP): New timevar.
15227 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15228 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15229 (gcse_main, recompute_all_luids): Remove.
15230 (compute_hash_table_work): Call max_reg_num instead of reading
15232 (cprop_jump): Don't set run_jump_opt_after_gcse.
15233 (constprop_register): Always allow to alter jumps.
15234 (cprop_insn): Likewise.
15235 (do_local_cprop): Likewise.
15236 (local_cprop_pass): Likewise. Return non-zero if something changed.
15237 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15238 (find_implicit_sets): Add note about missed optimization opportunity.
15239 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15240 pass_rtl_cprop execute function.
15241 Don't bother tracking the pass number, each pass gets its own dumpfile
15243 Always allow to alter jumpsand bypass jumps.
15244 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15245 will just find no suitable set.
15246 (pre_edge_insert): Fix dumping, this function is for PRE only.
15247 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15248 pass_rtl_pre execute function.
15249 (hoist_code): Return non-zero if something changed. Keep track of
15250 substitutions and insertions for statistics gathering similar to PRE.
15251 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15252 called from the pass_rtl_hoist execute function. Show pass statistics.
15253 (compute_store_table): Use max_reg_num directly instead of using the
15254 formerly global max_gcse_regno.
15255 (build_store_vectors): Likewise.
15256 (replace_store_insn): Fix dumping.
15257 (store_motion): Rename to ...
15258 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15259 pass, called from the pass_rtl_store_motion execute function. Keep
15260 track of substitutions and insertions for statistics gathering similar
15262 (bypass_jumps): Remove, fold interesting bits into ...
15263 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15264 from the pass_rtl_cprop execute function.
15265 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15266 pass_jump_bypass): Remove.
15267 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15268 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15269 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15270 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15271 (gate_rtl_store_motion, execute_rtl_store_motion,
15272 pass_rtl_store_motion): New.
15273 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15274 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15275 * passes.c (init_optimization_passes): Remove pass_gcse and
15276 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15277 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15278 instead of pass_jump_bypass.
15280 2009-04-27 Richard Guenther <rguenther@suse.de>
15282 PR middle-end/39928
15283 * gimplify.c (gimplify_expr): If we are required to create
15284 a temporary make sure it ends up as register.
15286 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15289 * config/i386/i386.c (construct_container): Don't call
15290 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15291 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15293 2009-04-27 Michael Matz <matz@suse.de>
15295 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15296 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15297 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15298 (dump_replaceable_exprs): Take a bitmap.
15299 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15301 (expand_gimple_basic_block): Likewise.
15302 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15303 replaceable_expressions member a bitmap.
15304 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15305 (mark_replaceable): Likewise.
15306 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15307 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15309 2009-04-27 Richard Guenther <rguenther@suse.de>
15311 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15312 (verify_stmts): Dispatch to gimple/type verification code.
15313 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15314 issue with call argument types.
15316 2009-04-27 Michael Matz <matz@suse.de>
15318 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15319 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15322 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15323 Eric Botcazou <ebotcazou@adacore.com>
15325 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15326 a label's basic block.
15327 (mark_target_live_regs): Tidy and rework obsolete comments.
15328 Change back DF problem to LIVE. If a label starts a basic block,
15329 assume that all registers that used to be live then still are.
15330 (init_resource_info): If a label starts a basic block, set its
15331 BLOCK_FOR_INSN accordingly.
15332 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15334 2009-04-27 Richard Guenther <rguenther@suse.de>
15336 * tree-flow-inline.h (function_ann): Remove.
15337 (get_function_ann): Likewise.
15338 * tree-dfa.c (create_function_ann): Remove.
15339 * tree-flow.h (struct static_var_ann_d): Remove.
15340 (struct function_ann_d): Likewise.
15341 (union tree_ann_d): Remove fdecl member.
15342 (function_ann_t): Remove.
15343 (function_ann, get_function_ann, create_function_ann): Remove
15346 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15348 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15350 2009-04-27 Jan Hubicka <jh@suse.cz>
15352 * ipa-pure-const.c (struct funct_state_d): New fields
15353 state_previously_known, looping_previously_known; remove
15354 state_set_in_source.
15355 (analyze_function): Use new fields.
15356 (propagate): Avoid assumption that state_set_in_source imply
15359 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15360 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15361 * cfgloop.h (finite_loop_p): Declare.
15363 2009-04-26 Michael Matz <matz@suse.de>
15365 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15367 2009-04-26 Michael Matz <matz@suse.de>
15369 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15370 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15371 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15372 pass_mark_used_blocks): Remove.
15373 * tree-optimize.c (pass_free_datastructures,
15374 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15375 * passes.c (init_optimization_passes): Don't call
15376 pass_mark_used_blocks, remove dead code.
15378 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15380 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15381 * tree-ssa-live.h (register_ssa_partition): Likewise.
15383 2009-04-26 Michael Matz <matz@suse.de>
15386 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15387 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15388 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15390 (compare_pairs): Swap cost comparison.
15391 (coalesce_ssa_name): Don't use change_partition_var.
15392 * tree-nrv.c (struct nrv_data): Add modified member.
15393 (finalize_nrv_r): Set it.
15394 (tree_nrv): Use it to update statements.
15395 (pass_nrv): Require PROP_ssa.
15396 * tree-mudflap.c (mf_decl_cache_locals,
15397 mf_build_check_statement_for): Use make_rename_temp.
15398 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15399 * alias.c (find_base_decl): Handle SSA names.
15400 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15401 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15402 * rtl.h (set_reg_attrs_for_parm): Declare.
15403 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15404 to "optimized", remove unused locals at finish.
15405 (execute_free_datastructures): Make global, call
15406 delete_tree_cfg_annotations.
15407 (execute_free_cfg_annotations): Don't call
15408 delete_tree_cfg_annotations.
15410 * ssaexpand.h: New file.
15411 * expr.c (toplevel): Include ssaexpand.h.
15412 (expand_assignment): Handle SSA names the same as register variables.
15413 (expand_expr_real_1): Expand SSA names.
15414 * cfgexpand.c (toplevel): Include ssaexpand.h.
15415 (SA): New global variable.
15416 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15417 (SSAVAR): New macro.
15418 (set_rtl): New helper function.
15419 (add_stack_var): Deal with SSA names, use set_rtl.
15420 (expand_one_stack_var_at): Likewise.
15421 (expand_one_stack_var): Deal with SSA names.
15422 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15423 before unique numbers.
15424 (expand_stack_vars): Use set_rtl.
15425 (expand_one_var): Accept SSA names, add asserts for them, feed them
15426 to above subroutines.
15427 (expand_used_vars): Expand all partitions (without default defs),
15428 then only the local decls (ignoring those expanded already).
15429 (expand_gimple_cond): Remove edges when jumpif() expands an
15430 unconditional jump.
15431 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15432 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15434 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15435 members of SA; deal with PARM_DECL partitions here; expand
15436 all PHI nodes, free tree datastructures and SA. Commit instructions
15437 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15438 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15439 info and statements at start, collect garbage at finish.
15440 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15441 (VAR_ANN_PARTITION) Remove.
15442 (change_partition_var): Don't declare.
15443 (partition_to_var): Always return SSA names.
15444 (var_to_partition): Only accept SSA names.
15445 (register_ssa_partition): Only check argument.
15446 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15448 (delete_var_map): Don't free it.
15449 (var_union): Only accept SSA names, simplify.
15450 (partition_view_init): Mark only useful SSA names as used.
15451 (partition_view_fini): Only deal with SSA names.
15452 (change_partition_var): Remove.
15453 (dump_var_map): Use ssa_name instead of partition_to_var member.
15454 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15456 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15457 (struct _elim_graph): New member const_dests; nodes member vector of
15459 (set_location_for_edge): New static helper.
15460 (create_temp): Remove.
15461 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15462 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15463 (new_elim_graph): Allocate const_dests member.
15464 (clean_elim_graph): Truncate const_dests member.
15465 (delete_elim_graph): Free const_dests member.
15466 (elim_graph_size): Adapt to new type of nodes member.
15467 (elim_graph_add_node): Likewise.
15468 (eliminate_name): Likewise.
15469 (eliminate_build): Don't take basic block argument, deal only with
15470 partition numbers, not variables.
15471 (get_temp_reg): New static helper.
15472 (elim_create): Use it, deal with RTL temporaries instead of trees.
15473 (eliminate_phi): Adjust all calls to new signature.
15474 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15475 (rewrite_trees): Only do checking.
15476 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15477 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15478 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15479 contains_tree_r, MAX_STMTS_IN_LATCH,
15480 process_single_block_loop_latch, analyze_edges_for_bb,
15481 perform_edge_inserts): Remove.
15482 (expand_phi_nodes): New global function.
15483 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15484 functions, initialize new parameter, remember partitions having a
15486 (finish_out_of_ssa): New global function.
15487 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15488 don't reset in_ssa_p here, don't disable TER when mudflap.
15489 (pass_del_ssa): Remove.
15490 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15492 (execute_free_datastructures): Declare.
15493 * Makefile.in (SSAEXPAND_H): New variable.
15494 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15495 * basic-block.h (commit_one_edge_insertion): Declare.
15496 * passes.c (init_optimization_passes): Move pass_nrv and
15497 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15498 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15499 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15500 (redirect_branch_edge): Deal with super block when expanding, split
15501 out jump patching itself into ...
15502 (patch_jump_insn): ... here, new static helper.
15504 2009-04-26 Michael Matz <matz@suse.de>
15506 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15507 beyond num_ssa_names.
15508 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15509 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15511 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15513 PR inline-asm/39543
15514 * fwprop.c (forward_propagate_asm): New function.
15515 (forward_propagate_and_simplify): Propagate also into __asm, if it
15516 doesn't increase the number of referenced registers.
15519 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15521 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15523 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15524 note_nonlocal_vla_type for nonlocal VLAs.
15525 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15526 contains_remapped_vars, remap_vla_decls): New functions.
15527 (convert_nonlocal_reference_stmt): If not optimizing, call
15528 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15529 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15530 if it wasn't found in var_map.
15531 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15532 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15533 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15535 * gimplify.c (nonlocal_vlas): New variable.
15536 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15538 (gimplify_body): Create and destroy nonlocal_vlas.
15540 * dwarf2out.c (loc_descr_plus_const): New function.
15541 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15542 mem_loc_descriptor, loc_descriptor_from_tree_1,
15543 descr_info_loc, gen_variable_die): Use it.
15545 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15546 !TREE_STATIC VAR_DECLs.
15547 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15548 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15549 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15550 DECL_BY_REFERENCE is valid.
15551 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15552 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15553 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15554 Copy DECL_BY_REFERENCE.
15555 (struct nesting_copy_body_data): New type.
15556 (nesting_copy_decl): New function.
15557 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15558 if they have variable length.
15560 2009-04-26 Michael Matz <matz@suse.de>
15562 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15563 mark new temporaries for renaming.
15565 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15568 * c-decl.c (global_bindings_p): Return negative value.
15569 (c_variable_size): New. Based on variable_size from
15571 (grokdeclarator): Call c_variable_size not variable_size.
15573 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15575 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15577 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15579 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15580 Redefine it to just use mingw/include.
15581 (ASM_SPEC): Rules for -m32 and -m64.
15582 (LINK_SPEC): Use Likewise.
15583 (SPEC_32): New define.
15584 (SPEC_64): Likewise.
15585 (SUB_LINK_SPEC): Likewise.
15586 (MULTILIB_DEFAULTS): New define.
15587 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15588 Add multilib options.
15589 (MULTILIB_DIRNAMES): Likewise.
15590 (MULTILIB_OSDIRNAMES): Likewise.
15591 (LIBGCC): Likewise.
15592 (INSTALL_LIBGCC): Likewise.
15594 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15597 * c-tree.h (enum c_inline_static_type): New.
15598 (record_inline_static): Declare.
15599 * c-decl.c (struct c_inline_static, c_inline_statics,
15600 record_inline_static, check_inline_statics): New.
15601 (pop_file_scope): Call check_inline_statics.
15602 (start_decl): Call record_inline_static instead of pedwarning
15603 directly for static in inline function.
15604 * c-typeck.c (build_external_ref): Call record_inline_static
15605 instead of pedwarning directly for static referenced in inline
15608 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15610 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15611 not new but only being rescanned.
15612 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15613 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15614 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15615 record_set_info, compute_set, grealloc): Remove.
15616 (recompute_all_luids): New function.
15617 (gcse_main): Don't compute sets, and don't do related memory
15618 allocations/free-ing. If something changed before the end of the
15619 pass, update LUIDs using recompute_all_luids.
15620 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15621 (free_gcse_mem): Don't free it either.
15622 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15623 Use the df insn LUIDs.
15624 (load_killed_in_block): Likewise.
15625 (compute_hash_table_work): Don't compute reg_set_in_block.
15626 (compute_transp): Use DF_REG_DEF_CHAINs.
15627 (local_cprop_pass): Don't use compute_sets and related functions.
15628 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15629 Use get_max_uid() instead of max_cuid.
15630 (insert_insn_end_basic_block, pre_insert_copy_insn,
15631 update_ld_motion_stores): Don't try to
15632 keep reg_set tables up to date.
15633 (pre_insert_copies): Use df insn LUIDs.
15634 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15635 (reg_set_info): Don't use extra bitmap argument.
15636 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15637 information to compute regs_set_in_block.
15638 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15639 (bypass_jumps): Don't use compute_sets and friends.
15641 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15644 * opts.c (undocumented_msg): Do not leave blank even with
15647 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15649 * c-decl.c (build_enumerator): Allow values folding to integer
15650 constants but not integer constant expressions with a pedwarn if
15653 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15656 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15657 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15658 type is an integer constant.
15660 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15663 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15666 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15669 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15670 with variably modified return type and no storage class
15671 specifiers, except for the case of nested functions. Distinguish
15672 extern declarations of functions with variably modified return
15673 types from those of objects with variably modified types.
15675 2009-04-25 Jan Hubicka <jh@suse.cz>
15677 * tree.c (list_equal_p): New function.
15678 * tree.h (list_equal_p): Declare.
15679 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15680 basic_block_def, basic_block, const_basic_block): New.
15681 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15682 (redirect_eh_edge): New function.
15683 (make_eh_edge_update_phi): EH edges are not abnormal.
15684 * except.c: Include tree-flow.h.
15685 (list_match): New function.
15686 (eh_region_replaceable_by_p): New function.
15687 (replace_region): New function.
15688 (hash_type_list): New function.
15689 (hash_eh_region): New function.
15690 (eh_regions_equal_p): New function.
15691 (merge_peers): New function.
15692 (remove_unreachable_regions): Verify EH tree when checking;
15694 (copy_eh_region_1): New function.
15695 (copy_eh_region): New function.
15696 (push_reachable_handler): New function.
15697 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15698 regions without label but with live RESX.
15699 * except.h (redirect_eh_edge_to_label): New.
15700 * tree-flow.h (redirect_eh_edge): New.
15701 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15702 basic_block_def, basic_block, const_basic_block): Remove.
15703 * Makefile.in (except.o): Add dependency on tree-flow.h
15704 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15705 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15708 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15711 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15712 on the destination of memcpy.
15714 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15716 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15717 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15718 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15720 2009-04-25 Jan Hubicka <jh@suse.cz>
15722 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15723 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15724 to be reached by different label than left.
15725 (update_eh_edges): Update comment; remove edge_to_remove if possible
15726 and return true if suceeded.
15727 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15728 (cleanup_eh): Compute sharing map.
15729 * except.c (remove_eh_handler_and_replace): Add argument if we should
15731 (remove_unreachable_regions): Update for label sharing.
15732 (label_to_region_map): Likewise.
15733 (get_next_region_sharing_label): New function.
15734 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15736 (remove_eh_handler): Update.
15737 (remove_eh_region_and_replace_by_outer_of): New function.
15738 * except.h (struct eh_region): Add next_region_sharing_label.
15739 (remove_eh_region_and_replace_by_outer_of,
15740 get_next_region_sharing_label): Declare.
15741 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15743 2009-04-25 Jan Hubicka <jh@suse.cz>
15745 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15746 insert code even if they are not critical.
15748 2009-04-25 Jan Hubicka <jh@suse.cz>
15750 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15751 (gimple_can_remove_branch_p): EH edges won't remove branch by
15753 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15754 updating of non-abnormal EH edges.
15755 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15756 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15757 (split_critical_edges): Split also edges where emitting code on them
15758 will lead to splitting later.
15760 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15761 H.J. Lu <hongjiu.lu@intel.com>
15764 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15765 the configured assembler supports fildq and fistpq mnemonics.
15766 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15767 * configure: Regenerated.
15768 * config.in: Ditto.
15770 * config/i386/i386.c (print_operand): Handle 'Z'.
15771 ['z']: Remove handling of special fild/fist suffixes.
15772 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15773 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15774 suffix of fild insn.
15775 (*floatsi<mode>2_vector_mixed): Ditto.
15776 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15777 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15778 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15779 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15780 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15782 2009-04-25 Ben Elliston <bje@au.ibm.com>
15784 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15785 the source of a set operation.
15787 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15789 * target.h (struct gcc_target): Add case_values_threshold field.
15790 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15791 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15792 * targhooks.c (default_case_values_threshold): New function.
15793 * targhooks.h (default_case_values_threshold): Declare function.
15794 * stmt.c (expand_case): Use case_values_threshold target hook.
15795 * expr.h (case_values_threshold): Remove declartation.
15796 * expr.c (case_values_threshold): Remove function.
15797 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15799 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15800 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15801 (avr_case_values_threshold): Declare as static.
15802 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15804 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15805 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15806 (mn10300_case_values_threshold): New function.
15808 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15810 * ira.c (setup_cover_and_important_classes): Add enum cast.
15812 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15814 * genpreds.c (write_enum_constraint_num): Output definition of
15815 CONSTRAINT_NUM_DEFINED_P macro.
15816 * ira.c (setup_cover_and_important_classes): Use
15817 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15819 2009-04-24 DJ Delorie <dj@redhat.com>
15821 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15822 __SH2A_SINGLE_ONLY__ also.
15824 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15826 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15827 (movdf_internal): Ditto.
15828 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15829 SFmode and DFmode constants.
15830 (ia64_print_operand): Add 'G' format for printing
15831 floating point constants.
15833 2009-04-24 Richard Guenther <rguenther@suse.de>
15835 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15836 from unsigned additions.
15838 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15840 * c-typeck.c (set_init_index): Allow array designators that are
15841 not integer constant expressions with a pedwarn if pedantic.
15843 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15845 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15846 zero if no overlap in nonzero bits between the operands.
15848 2009-04-24 Ian Lance Taylor <iant@google.com>
15850 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15851 (record_dead_and_set_regs): Likewise.
15852 * df.h (struct df_mw_hardreg): Change flags field to int.
15853 (struct df_base_ref): Likewise.
15854 (struct df): Change changeable_flags field to int.
15855 * df-scan.c (df_defs_record): Change clobber_flags to int.
15856 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15857 constants rather than #define macros.
15858 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15859 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15860 (enum dwarf_calling_convention): Likewise.
15861 (enum dwarf_line_number_x_ops): Likewise.
15862 (enum dwarf_call_frame_info): Likewise.
15863 (enum dwarf_source_language): Likewise.
15864 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15865 (add_calling_convention_attribute): Likewise.
15866 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15867 (combine_comparisons): Change compcode to int. Add cast to enum type.
15868 * genrecog.c (maybe_both_true_2): Change c to int.
15869 (write_switch): Likewise. Add cast to enum type.
15870 * gimplify.c (gimplify_omp_for): Handle return values from
15871 gimplify_expr using MIN rather than bitwise or.
15872 (gimplify_expr): Add cast to enum type.
15873 * ipa-prop.c (update_jump_functions_after_inlining): Change
15874 IPA_BOTTOM to IPA_JF_UNKNOWN.
15875 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15876 Add casts to enum type.
15877 (setup_cover_and_important_classes): Change cl to int. Add casts
15879 (setup_class_translate): Change cl and mode to int.
15880 (ira_init_once): Change mode to int.
15881 (free_register_move_costs): Likewise.
15882 (setup_prohibited_mode_move_regs): Add casts to enum type.
15883 * langhooks.c (add_builtin_function_common): Rework assertion that
15884 value fits bitfield.
15885 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15886 * omega.c (omega_do_elimination): Avoid math on enum types.
15887 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15888 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15889 int local to handle integral_argment value.
15890 * regmove.c (try_auto_increment): Change PUT_MODE to
15892 * reload.c (push_secondary_reload): Add casts to enum type.
15893 (secondary_reload_class, find_valid_class): Likewise.
15894 * reload1.c (emit_input_reload_insns): Likewise.
15895 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15896 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15897 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15899 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15900 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15902 (expand_complex_libcall): Add casts to enum type.
15903 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15904 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15905 with ERROR_MARK, not NUM_TREE_CODES.
15906 (vect_create_epilog_for_reduction): Likewise.
15907 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15908 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15909 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15911 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15912 vect_unused_in_loop. Change 0 to loop_vect.
15913 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15914 * var-tracking.c (get_init_value): Change return type to enum
15916 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15917 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15919 (arm_override_options): Add casts to enum type.
15920 (arm_emit_tls_decoration): Likewise.
15921 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15923 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15924 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15925 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15927 * config/s390/s390.c (code_for_builtin_64): Change to array of
15929 (code_for_builtin_31): Likewise.
15930 (s390_expand_builtin): Change code_for_builtin to enum insn_code
15932 * config/sparc/sparc.c (sparc_override_options): Change value
15933 field in struct code_model to enum cmodel. In initializer change
15934 0 to NULL and add cast to enum type.
15936 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
15937 Change all callers. Issue a -Wc++-compat warning using
15938 lhs_origtype if necessary.
15939 (convert_for_assignment): Issue -Wc++-compat warnings about
15940 invalid conversions to enum type on assignment.
15941 * c-common.h (build_modify_expr): Update declaration.
15943 2009-04-24 Nick Clifton <nickc@redhat.com>
15945 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
15946 (function_arg_advance): Likewise.
15947 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
15950 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15952 * config/s390/constraints.md ('I', 'J'): Fix condition.
15954 2009-04-24 Diego Novillo <dnovillo@google.com>
15956 * gengtype-parse.c (parse_error): Add newline after message.
15958 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15960 * config/i386/sse.md (avxmodesuffixs): Removed.
15961 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
15962 (*avx_pinsr<ssevecsize>): This.
15964 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15966 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
15967 follow chains of regs with a single definition, and allow expressions
15968 that are function_invariant_p.
15969 (simple_rhs_p): Allow expressions that are function_invariant_p.
15971 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
15973 PR middle-end/39867
15974 * fold-const.c (fold_cond_expr_with_comparison): When folding
15975 > and >= to MAX, make sure the MAX uses the same type as the
15976 comparison's operands.
15978 2009-04-24 Nick Clifton <nickc@redhat.com>
15980 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
15981 addressing for DImode accesses.
15982 (frv_print_operand_address): Handle PLUS case.
15983 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
15985 2009-04-24 Jakub Jelinek <jakub@redhat.com>
15987 PR rtl-optimization/39794
15988 * alias.c (canon_true_dependence): Add x_addr argument.
15989 * rtl.h (canon_true_dependence): Adjust prototype.
15990 * cse.c (check_dependence): Adjust canon_true_dependence callers.
15991 * cselib.c (cselib_invalidate_mem): Likewise.
15992 * gcse.c (compute_transp): Likewise.
15993 * dse.c (scan_reads_nospill): Likewise.
15994 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
15995 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
15996 canon_base_addr of the group, plus optional offset.
15997 (struct group_info): Rename canon_base_mem to
15999 (get_group_info): Set canon_base_addr to canon_rtx of base, not
16000 canon_rtx of base_mem.
16002 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
16004 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
16005 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
16007 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16009 * config/spu/spu-builtins.h: Delete file.
16011 * config/spu/spu.h (enum spu_builtin_type): Move here from
16013 (struct spu_builtin_description): Likewise. Add GTY marker.
16014 Do not use enum spu_function_code or enum insn_code.
16015 (spu_builtins): Add extern declaration.
16017 * config/spu/spu.c: Do not include "spu-builtins.h".
16018 (enum spu_function_code, enum spu_builtin_type_index,
16019 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
16020 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
16021 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
16022 unsigned_V2DI_type_node): Move here from spu-builtins.h.
16023 (spu_builtin_types): Make static. Add GTY marker.
16024 (spu_builtins): Add extern declaration with GTY marker.
16025 Include "gt-spu.h".
16027 * config/spu/spu-c.c: Do not include "spu-builtins.h".
16028 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
16029 Check programmatically whether all parameters are scalar.
16031 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
16033 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
16035 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
16036 assignment from the constructor either if the target is volatile.
16038 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
16040 * config/arm/arm.md (insv): Do not share operands[0].
16042 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
16044 * config/vxlib-tls.c (active_tls_threads): Delete.
16045 (delete_hook_installed): New.
16046 (tls_delete_hook): Don't delete the delete hook.
16047 (tls_destructor): Delete it here.
16048 (__gthread_set_specific): Adjust installing the delete hook.
16049 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
16050 __gthread_leave_tsd_dtor_context.
16052 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
16054 * c-format.c (gcc_tdiag_char_table): Add support for %E.
16056 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
16058 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
16060 (alpha_rtx_costs): Ditto.
16061 (emit_unlikely_jump): Use add_reg_note.
16062 (emit_frame_store_1): Ditto.
16063 (alpha_expand_prologue): Ditto.
16064 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16065 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
16067 2009-04-23 Nick Clifton <nickc@redhat.com>
16069 * config/v850/v850.md (epilogue): Remove suppressed code.
16070 (return): Rename to return_simple and remove test of frame size.
16071 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
16072 to gen_return_simple.
16074 2009-04-22 Jing Yu <jingyu@google.com>
16077 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
16079 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16082 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
16083 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
16084 value is a VECTOR_CST, the element type is the element type of the
16087 2009-04-22 DJ Delorie <dj@redhat.com>
16089 * config/m32c/m32c.h: Update GTY annotations to new syntax.
16091 2009-04-22 Jakub Jelinek <jakub@redhat.com>
16093 * alias.c (find_base_term): Move around LO_SUM case, so that
16094 CONST falls through into PLUS/MINUS handling.
16097 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
16098 into 0, use omit_one_operand.
16100 2009-04-23 Ben Elliston <bje@au.ibm.com>
16102 * config/rs6000/linux-unwind.h (get_regs): Remove type
16103 puns. Change the type of `pc' to an array of unsigned ints and
16104 update all users. Constify frame24.
16106 2009-04-22 DJ Delorie <dj@redhat.com>
16108 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
16109 declarations before code.
16110 (current_function_special_page_vector): Likewise.
16111 (m32c_expand_insv): Silence a warning.
16113 2009-04-21 Taras Glek <tglek@mozilla.com>
16115 * alias.c: Update GTY annotations to new syntax.
16116 * basic-block.h: Likewise.
16117 * bitmap.h: Likewise.
16118 * c-common.h: Likewise.
16119 * c-decl.c: Likewise.
16120 * c-parser.c: Likewise.
16121 * c-pragma.c: Likewise.
16122 * c-tree.h: Likewise.
16123 * cfgloop.h: Likewise.
16124 * cgraph.h: Likewise.
16125 * config/alpha/alpha.c: Likewise.
16126 * config/arm/arm.h: Likewise.
16127 * config/avr/avr.h: Likewise.
16128 * config/bfin/bfin.c: Likewise.
16129 * config/cris/cris.c: Likewise.
16130 * config/darwin.c: Likewise.
16131 * config/frv/frv.c: Likewise.
16132 * config/i386/i386.c: Likewise.
16133 * config/i386/i386.h: Likewise.
16134 * config/i386/winnt.c: Likewise.
16135 * config/ia64/ia64.h: Likewise.
16136 * config/iq2000/iq2000.c: Likewise.
16137 * config/mips/mips.c: Likewise.
16138 * config/mmix/mmix.h: Likewise.
16139 * config/pa/pa.c: Likewise.
16140 * config/pa/pa.h: Likewise.
16141 * config/rs6000/rs6000.c: Likewise.
16142 * config/s390/s390.c: Likewise.
16143 * config/sparc/sparc.c: Likewise.
16144 * config/xtensa/xtensa.c: Likewise.
16145 * cselib.h: Likewise.
16146 * dbxout.c: Likewise.
16147 * dwarf2out.c: Likewise.
16148 * except.c: Likewise.
16149 * except.h: Likewise.
16150 * fixed-value.h: Likewise.
16151 * function.c: Likewise.
16152 * function.h: Likewise.
16153 * gimple.h: Likewise.
16154 * integrate.c: Likewise.
16155 * optabs.c: Likewise.
16156 * output.h: Likewise.
16157 * real.h: Likewise.
16159 * stringpool.c: Likewise.
16160 * tree-data-ref.c: Likewise.
16161 * tree-flow.h: Likewise.
16162 * tree-scalar-evolution.c: Likewise.
16163 * tree-ssa-address.c: Likewise.
16164 * tree-ssa-alias.h: Likewise.
16165 * tree-ssa-operands.h: Likewise.
16166 * tree.c: Likewise.
16167 * tree.h: Likewise.
16168 * varasm.c: Likewise.
16169 * varray.h: Likewise.
16171 * coretypes.h: Do not define GTY macro if it is already defined.
16172 * doc/gty.texi: Update GTY documentation to new syntax.
16173 * gengtype-lex.l: Enforce attribute-like syntax for GTY
16174 annotations on structs.
16175 * gengtype-parse.c: Likewise.
16177 2009-04-22 Mark Heffernan <meheff@google.com>
16179 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
16181 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16183 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
16186 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16188 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
16189 the same as a PLUS without a shift. Increase the cost of a
16192 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16194 * Makefile.in: Update dependencies.
16195 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
16196 * errors.h: Remove bogus comment about compatibility.
16197 (warning): Update declaration.
16198 * genautomata.c: Update all calls to warning.
16199 * gimple.c: Do not include errors.h. Include toplev.h.
16200 * tree-ssa-structalias.c: Do not include errors.h.
16201 * omega.c: Likewise.
16202 * tree-ssa-reassoc.c: Likewise.
16203 * config/spu/spu-c.c: Likewise.
16204 * config/spu/t-spu-elf: Update dependencies.
16206 2009-04-22 Richard Guenther <rguenther@suse.de>
16208 PR tree-optimization/39824
16209 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
16210 make sure the types are compatible.
16212 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16215 * c-common.c (c_parse_error): Take a token_flags parameter.
16216 Use token_type for the token type instead.
16217 Pass token_flags to cpp_type2name.
16218 * c-common.h (c_parse_error): Update declaration.
16219 * c-parser.c (c_parser_error): Pass 0 as token flags.
16221 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16223 PR rtl-optimization/39580
16224 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16226 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16228 * function.c (expand_function_end): Do not emit a jump to the "naked"
16229 return label for fall-through returns.
16230 * except.c (sjlj_emit_function_exit): Always place the call to the
16231 unregister function at the location installed by expand_function_end.
16233 2009-04-22 Richard Guenther <rguenther@suse.de>
16235 PR tree-optimization/39845
16236 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16237 (gen_inbound_check): Likewise.
16239 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16241 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16243 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16244 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16246 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16248 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16249 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16250 shift counts to avoid out-of-bounds array accesses.
16252 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16254 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16255 (Pmode): Move above.
16257 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16259 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16260 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16261 GET_CODE macro. Use IN_RANGE macro where appropriate.
16262 * config/alpha/alpha.h: Ditto.
16263 * config/alpha/alpha.md: Ditto.
16264 * config/alpha/constraints.md: Ditto.
16265 * config/alpha/predicates.md: Ditto.
16267 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16269 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16270 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16271 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16272 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16273 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16274 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16275 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16276 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16277 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16278 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16279 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16280 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16281 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16282 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16283 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16284 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16285 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16286 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16287 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16288 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16289 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16290 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16291 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16292 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16293 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16294 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16295 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16297 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16299 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16300 references from comments.
16301 * cfgbuild.c: (count_basic_blocks): Delete.
16302 (find_basic_blocks_1): Delete.
16303 (find_basic_blocks): Delete.
16304 * except.c (finish_eh_generation): Make static. Move comment from
16305 except.h here. Remove find_basic_blocks references from comments.
16306 * except.h (finish_eh_generation): Delete.
16307 * basic-block.h (find_basic_blocks): Delete.
16308 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16310 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16312 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16313 (sdbout_parms): Likewise.
16315 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16317 * config/sh/sh.c (prepare_cbranch_operands): Use
16318 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16319 (expand_cbranchdi4): Likewise.
16320 (from_compare): Add cast to enum type.
16321 (expand_cbranchsi4): Use add_reg_note.
16322 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16323 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16324 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16325 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16326 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16327 instead of CODE_FOR_nothing.
16328 (cbranchdi4): Likewise. Fix the order of arguments for
16330 (push_fpscr): Use add_reg_note.
16331 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16332 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16334 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16336 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16337 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16338 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16339 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16340 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16341 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16342 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16343 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16344 config/alpha/x-vms, config/arc/t-arc,
16345 config/arm/README-interworking, config/arm/arm-c.c,
16346 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16347 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16348 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16349 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16350 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16351 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16352 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16353 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16354 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16355 config/cris/t-elfmulti, config/crx/t-crx,
16356 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16357 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16358 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16359 config/h8300/t-h8300, config/i386/athlon.md,
16360 config/i386/darwin-libgcc.10.4.ver,
16361 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16362 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16363 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16364 config/i386/t-linux64, config/i386/t-nwld,
16365 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16366 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16367 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16368 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16369 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16370 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16371 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16372 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16373 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16374 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16375 config/m68k/t-uclinux, config/mcore/t-mcore,
16376 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16377 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16378 config/mips/crtn.asm, config/mips/irix-crti.asm,
16379 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16380 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16381 config/mips/mips-fixed.md, config/mips/sb1.md,
16382 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16383 config/mips/t-iris6, config/mips/t-isa3264,
16384 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16385 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16386 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16387 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16388 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16389 config/mn10300/t-linux, config/mn10300/t-mn10300,
16390 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16391 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16392 config/picochip/libgccExtras/clzsi2.asm,
16393 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16394 config/rs6000/darwin-libgcc.10.4.ver,
16395 config/rs6000/darwin-libgcc.10.5.ver,
16396 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16397 config/rs6000/t-aix43, config/rs6000/t-aix52,
16398 config/rs6000/t-darwin, config/rs6000/t-fprules,
16399 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16400 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16401 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16402 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16403 config/rs6000/t-rtems, config/rs6000/t-spe,
16404 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16405 config/score/t-score-elf, config/sh/divcost-analysis,
16406 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16407 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16408 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16409 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16410 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16411 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16412 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16413 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16414 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16415 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16416 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16417 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16418 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16419 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16420 * config/h8300/genmova.sh: Include copyright and license notices
16421 in generated output.
16422 * config/h8300/mova.md: Regenerate.
16423 * doc/install.texi2html: Include word "Copyright" in copyright
16424 notice and use name "Free Software Foundation, Inc.".
16425 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16426 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16427 ChangeLog-2007, ChangeLog-2008: Correct dates.
16429 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16431 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16432 NE_EXPR operations as well.
16433 * c-parser.c (c_parser_condition): Do not set location information on
16435 (c_parser_conditional_expression): Likewise.
16436 (c_parser_binary_expression): Set location information on operators.
16437 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16438 TRUTH_NOT_EXPR has been folded.
16439 * fold-const.c (fold_truth_not_expr): Copy location information from
16440 the incoming expression to the outgoing one.
16441 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16442 recursive calls on the LHS of the operator but pass that of the
16443 operator to recursive calls on the RHS of the operator. Set it
16445 (shortcut_cond_expr): Set the locus of the operator on the second
16446 COND_EXPR and that of the expression on the first in degenerate cases.
16447 Pass the locus of the expression to calls to shortcut_cond_r.
16448 Set the locus of the 'then' block on the associated jump, if any.
16449 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16450 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16451 expression to call to gimplify_boolean_expr.
16453 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16455 * config.gcc: Add additional configuration for
16456 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16457 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16458 (CPP_SPEC): Redefine for allowing -municode option.
16459 (STARTFILE_SPEC): Likewise.
16460 * config/i386/t-mingw-w64: New.
16461 * config/i386/mingw-w64.opt: New.
16462 (municode): Add new target option.
16463 * doc/invoke.texi (municode): Add documentation for new option.
16465 2009-04-21 Ian Lance Taylor <iant@google.com>
16467 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16468 Correct test for number of arguments.
16469 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16471 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16473 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16474 argument of emit_library_call.
16476 2009-04-21 Richard Guenther <rguenther@suse.de>
16478 PR middle-end/39829
16479 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16480 inside VIEW_CONVERT_EXPRs.
16482 2009-04-21 Martin Jambor <mjambor@suse.cz>
16484 * tree-switch-conversion.c (build_constructors): Split a long line.
16485 (constructor_contains_same_values_p): New function.
16486 (build_one_array): Create assigns of constants if possible, do not
16487 call mark_sym_for_renaming, call update_stmt.
16488 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16489 make_rename_temp. Do not call mark_symbols_for_renaming, call
16491 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16492 find_new_referenced_vars, call update_stmt.
16493 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16494 instead of calling make_rename_temp. Do not call
16495 find_new_referenced_vars or mark_symbols_for_renaming, call
16498 2009-04-21 Richard Guenther <rguenther@suse.de>
16500 PR tree-optimization/39827
16501 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16502 (tree_ssa_phiprop): Pass the correct array size.
16504 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16506 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16508 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16511 * c-typeck.c (lvalue_p): Move declaration ...
16512 * c-common.h (lvalue_p): ... to here.
16513 * c-common.c (candidate_equal_p): New.
16514 (add_tlist): Use it.
16515 (merge_tlist): Use it.
16516 (warn_for_collisions_1): Likewise.
16517 (warning_candidate_p): Accept more candidates.
16518 (verify_tree): A warning candidate can be an expression. Use
16521 2009-04-21 Ben Elliston <bje@au.ibm.com>
16524 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16525 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16526 options. Remove -mcall-solaris documentation.
16528 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16531 * doc/invoke.texi (-Wlong-long): Update description.
16532 * c-lex (interpret_integer): Only warn if there was no previous
16533 overflow and -Wlong-long is enabled.
16534 * c-decl.c (declspecs_add_type): Drop redundant flags.
16535 * c.opt (Wlong-long): Init to -1.
16536 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16537 and front-end warn_long_long. Wlong-long only depends on other
16538 flags if it is uninitialized.
16539 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16540 the same for CPP and FE.
16541 (restore_extension_diagnostics): Likewise.
16543 2009-04-20 Ian Lance Taylor <iant@google.com>
16545 Fix enum conversions which are invalid in C++:
16546 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16547 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16548 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16549 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16550 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16551 (dbxout_parms): Likewise.
16552 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16553 (df_clear_flags): Likewise.
16554 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16555 top_flag parameter to int.
16556 (df_chain_create_bb_process_use): Likewise.
16557 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16559 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16560 (df_ref_create_structure, df_def_record_1): Likewise.
16561 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16562 (df_notes_rescan): Change 0 to VOIDmode in function call.
16563 (df_get_call_refs, df_insn_refs_collect): Likewise.
16564 (df_bb_regs_collect): Likewise.
16565 (df_entry_block_defs_collect): Likewise.
16566 (df_exit_block_uses_collect): Likewise.
16567 * df.h: Update declarations.
16568 * double-int.c (double_int_divmod): Add cast to enum type.
16569 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16570 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16571 (based_loc_descr): Likewise.
16572 (loc_descriptor_from_tree_1): Change first_op and second_op to
16573 enum dwarf_location_atom. Add cast to enum type.
16574 * expmed.c (init_expmed): Change 0 to SET in function call.
16575 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16576 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16577 (do_store_flag): Likewise.
16578 * fixed-value.h (struct fixed_value): Change mode to enum
16580 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16581 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16583 (insert_insn_decl, insert_decl, insert_state): Likewise.
16584 (automata_list_finish): Likewise.
16585 * genrecog.c (process_define_predicate): Add cast to enum type.
16586 * gensupport.c (init_predicate_table): Add cast to enum type.
16587 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16589 (gimple_build_call_1, gimple_build_label): Likewise.
16590 (gimple_build_goto, gimple_build_asm_1): Likewise.
16591 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16592 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16593 (enum fallback): Rename from enum fallback_t.
16594 (fallback_t): Typedef as int.
16595 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16596 GSI_SAME_STMT in function call.
16597 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16599 (setup_reg_class_relations): Likewise.
16600 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16601 (setup_prohibited_class_mode_regs): Add cast to enum type.
16602 (setup_prohibited_mode_move_regs): Likewise.
16603 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16604 (record_address_regs): Change i to enum reg_class.
16605 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16606 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16607 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16608 (GET_MODE_2XWIDER_MODE): Likewise.
16609 (GET_CLASS_NARROWEST_MODE): Likewise.
16610 * omp-low.c (expand_omp_for): Add cast to enum type.
16611 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16612 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16613 * postreload.c (reload_cse_simplify_operands): Change rclass local
16615 * predict.c (combine_predictions_for_insn): Change best_predictor
16616 and predictor to enum br_predictor.
16617 (combine_predictions_for_bb): Likewise.
16618 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16619 use SET_PREDICT_EXPR_OUTCOME.
16620 * real.c (real_arithmetic): Change icode to code in function call.
16621 * reginfo.c (init_move_cost): Add casts to enum type.
16622 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16623 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16625 * reload.c (find_valid_class): Add casts to enum type.
16626 (push_reload): Change 0 to NO_REGS in function call.
16627 (find_reloads): Change this_alternative to array of enum
16628 reg_class. Remove some now-unnecessary casts.
16629 (make_memloc): Change 0 to VOIDmode in function call.
16630 * reload1.c (reload): Change 0 to VOIDmode in function call.
16631 (eliminate_regs_1, elimination_effects): Likewise.
16632 (eliminate_regs_in_insn): Likewise.
16633 (emit_input_reload_insns): Add cast to enum type.
16634 (delete_output_reload): Change 0 to VOIDmode in function call.
16635 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16636 to enum type in function call.
16637 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16638 (SET_PREDICT_EXPR_OUTCOME): Define.
16639 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16640 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16641 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16642 (dump_function): Likewise.
16643 * tree-dump.h: Update declarations.
16644 * tree-pass.h: Update declarations.
16645 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16646 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16648 (arm_rtx_costs_1): Correct parenthesization.
16649 (arm_rtx_costs): Add casts to enum type.
16650 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16651 (vfp_emit_fstmd): Use add_rg_note.
16652 (emit_multi_reg_push, emit_sfm): Likewise.
16653 (thumb_set_frame_pointer): Likewise.
16654 (arm_expand_prologue): Likewise.
16655 (arm_regno_class): Change return type to enum reg_class.
16656 (thumb1_expand_prologue): Use add_reg_note.
16657 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16658 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16660 * config/arm/gentune.sh: Add cast to enum type.
16661 * config/arm/arm-tune.md: Rebuild.
16662 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16663 (ix86_split_fp_branch, predict_jump): Likewise.
16664 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16665 insn_code to enum rtx_code.
16666 (ix86_builtin_vectorized_function): Add cast to enum type.
16667 * config/i386/i386.md (truncdfsf2): Change slot to enum
16669 (truncxf<mode>2, isinf<mode>2): Likewise.
16670 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16672 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16673 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16674 (insert_bundle_state): Change 1 to INSERT in function call.
16675 (ia64_add_bundle_selector_before): Likewise.
16676 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16677 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16678 (restore_stack_nonlocal): Likewise.
16679 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16681 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16683 (mips_rtx_costs): Likewise.
16684 (mips_override_options): Add casts to enum type.
16685 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16687 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16688 (store_reg, set_reg_plus_d): Likewise.
16689 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16690 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16692 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16694 (emit_unlikely_jump): Use add_reg_note.
16695 (rs6000_emit_allocate_stack): Likewise.
16696 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16697 (output_toc): Change 1 to INSERT in function call.
16698 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16699 (rs6000_initialize_trampoline): Likewise.
16700 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16702 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16703 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16704 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16705 (save_gprs): Use add_reg_note.
16706 (s390_emit_prologue): Likewise.
16707 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16708 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16709 (sparc_fold_builtin): Add cast to enum type.
16710 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16712 (spu_expand_prologue): Use add_reg_note.
16713 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16715 2009-04-20 Ian Lance Taylor <iant@google.com>
16717 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16718 (c_parser_postfix_expression_after_primary): Get VEC for list of
16719 arguments. Get original types of arguments. Call
16720 build_function_call_vec.
16721 (cached_expr_list_1, cached_expr_list_2): New static variables.
16722 (c_parser_expr_list): Change return type to VEC *. Add
16723 p_orig_types parameter. Change all callers.
16724 (c_parser_release_expr): New static function.
16725 (c_parser_vec_to_tree_list): New static function.
16726 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16727 call build_function_call_vec.
16728 (build_function_call_vec): New function, based on old
16729 build_function_call.
16730 (convert_arguments): Remove nargs and argarray parameters. Change
16731 values to a VEC. Add origtypes parameter.
16732 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16733 (convert_for_assignment): Add origtype parameter. Change all
16734 callers. If warn_cxx_compat, check for conversion to an enum
16735 type when calling a function.
16736 (store_init_value): Add origtype parameter. Change all callers.
16737 (digest_init): Likewise.
16738 (struct init_node): Add origtype field.
16739 (add_pending_init): Add origtype parameter. Change all callers.
16740 (output_init_element): Likewise.
16741 (output_pending_init_elements): Pass origtype from init_node to
16742 output_init_element.
16743 (process_init_element): Pass origtype from c_expr to
16744 output_init_element.
16745 (c_finish_return): Add origtype parameter. Change all callers.
16746 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16748 (sync_resolve_params): Likewise.
16749 (sync_resolve_return): Change params to first_param. Change caller.
16750 (resolve_overloaded_builtins): Change params to VEC *. Change
16751 callers. Save first parameter around call to build_function_call_vec.
16752 * c-decl.c (finish_decl): Add origtype parameter. Change all
16753 callers. Call build_function_call_vec rather than
16754 build_function_call for cleanup.
16755 * c-tree.h: Update declarations.
16756 * c-common.h: Update declarations.
16757 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16758 params to first_param.
16759 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16760 params parameter from tree to void *.
16761 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16762 Change arglist parameter to have type void *, and to be a pointer
16764 * config/rs6000/rs6000-protos.h
16765 (altivec_resolve_overloaded_builtin): Update declaration.
16766 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16767 fnargs parameter to have type void *, and to be a pointer to a
16768 VEC. Call build_function_call_vec instead of
16769 build_function_call.
16770 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16772 2009-04-20 Joey Ye <joey.ye@intel.com>
16773 Xuepeng Guo <xuepeng.guo@intel.com>
16774 H.J. Lu <hongjiu.lu@intel.com>
16776 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16778 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16779 (IX86_LEA_PRIORITY): Likewise.
16780 (distance_non_agu_define): New function.
16781 (distance_agu_use): Likewise.
16782 (ix86_lea_for_add_ok): Likewise.
16783 (ix86_dep_by_shift_count): Likewise.
16785 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16786 should split for LEA.
16788 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16790 (ix86_dep_by_shift_count): Likewise.
16792 2009-04-20 Richard Guenther <rguenther@suse.de>
16794 * expr.c (handled_component_p): Move ...
16795 * tree.h (handled_component_p): ... here.
16796 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16797 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16798 and REALPART_EXPR to be in one group.
16800 2009-04-20 Richard Guenther <rguenther@suse.de>
16802 * basic-block.h (get_all_dominated_blocks): Declare.
16803 * dominance.c (get_all_dominated_blocks): New function.
16804 * tree-cfg.c (get_all_dominated_blocks): Remove.
16805 (remove_edge_and_dominated_blocks): Adjust.
16806 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16807 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16808 instead of recursing.
16810 2009-04-20 Doug Kwan <dougkwan@google.com>
16812 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16813 (struct cgraph_node_set_def): New type.
16814 (cgraph_node_set) New type. Also declare vector functions.
16815 (struct cgraph_node_set_element_def): New type.
16816 (cgraph_node_set_element): Ditto.
16817 (cgraph_node_set_iterator): New iterator type.
16818 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16819 cgraph_node_set_remove, dump_cgraph_node_set,
16820 debug_cgraph_node_set): New prototypes.
16821 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16822 cgraph_node_set_size): New inlines.
16823 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16824 including cgraph.h.
16825 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16826 argument to function 'write_summary'.
16827 * ipa.c: Include ggc.h.
16828 (hash_cgraph_node_set_element,
16829 eq_cgraph_node_set_element, cgraph_node_set_new,
16830 cgraph_node_set_add, cgraph_node_set_remove,
16831 cgraph_node_set_find, dump_cgraph_node_set,
16832 debug_cgraph_node_set): New functions.
16833 * Makefile.in (ipa.o): Add dependency on GGC_H.
16835 2009-04-20 Ira Rosen <irar@il.ibm.com>
16837 PR tree-optimization/39675
16838 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16839 check of the return code of vect_schedule_slp. Check that
16840 stmt_vec_info still exists for the statement, before checking its
16841 vectorization type.
16843 2009-04-20 Michael Matz <matz@suse.de>
16845 * Makefile.in (generated_files): Take out $(simple_generated_c).
16847 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16849 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16850 (UINTPTR_TYPE): Likewise.
16852 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16855 * c-typeck.c (digest_init): Check for initializing an array with a
16858 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16861 * c-semantics.c (pop_stmt_list): Propagate
16862 STATEMENT_LIST_HAS_LABEL to parent statement list.
16864 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16866 * config/mips/mips.h (mips_tune_attr): New macro.
16867 * config/mips/mips.md (cpu): Use it.
16869 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16872 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16875 2009-04-19 Diego Novillo <dnovillo@google.com>
16877 * toplev.c (compile_file): Move call to coverage_finish ...
16878 * cgraphunit.c (ipa_passes): ... here.
16879 Call cgraph_process_new_functions.
16880 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16881 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16883 2009-04-19 Jan Hubicka <jh@suse.cz>
16885 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16887 (dump_cgraph_node): Dump can throw external flag.
16888 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16890 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16894 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16895 * common.opt (Wlogical-op): Move from here...
16896 * c.opt (Wlogical-op): ... to here.
16897 * c-typeck.c (parser_build_binary_op): Update call to
16898 warn_logical_operator.
16899 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16901 * c-common.c (warn_logical_op): Update.
16902 * c-common.h (warn_logical_op): Update declaration.
16904 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16906 * tree.c (protected_set_expr_location): Fix formatting.
16908 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16911 * c-typeck.c (readonly_warning): new.
16912 (build_unary_op, build_modify_expr): Use readonly_warning for
16913 storing into something readonly but not const-qualified.
16915 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16918 * c-typeck.c (build_unary_op): Check for taking address of
16919 expression of type void.
16921 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16924 * c-typeck.c (build_function_call): Check for calling a function
16925 with qualified void return types. Call require_complete_type when
16928 2009-04-18 Jan Hubicka <jh@suse.cz>
16930 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
16932 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
16933 can_throw_external flag.
16934 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
16935 * ipa-pure-const.c (ignore_edge): New function.
16936 (propagate): Compute order for NOTHROW computation; set NOTHROWs
16937 only over can_throw_external edges.
16938 (local_pure_const): Add nothrow flag.
16939 * ipa-utils.c (searchc): Add ignore_edge callback.
16940 (ipa_utils_reduced_inorder): Add ignore_edge callback.
16941 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
16942 (set_nothrow_function_flags): Update cgraph.
16943 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
16945 2009-04-18 Richard Guenther <rguenther@suse.de>
16947 PR middle-end/39804
16948 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
16949 (fold_stmt): ... this and ...
16950 (fold_stmt_inplace): ... this.
16951 (fold_stmt_1): Fold references in calls and asms.
16952 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
16954 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16956 * tree-vrp.c (ssa_name_nonzero_p): Remove.
16957 * tree.h: Remove the prototype for ssa_name_nonzero_p.
16959 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16961 * tree.c (function_args_count): Remove.
16962 * tree.h: Remove the prototype for function_args_count.
16964 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16966 * tree-iterator.c (expr_only): Remove.
16967 * tree.h: Remove the prototype for expr_only.
16969 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16971 * reginfo.c (cannot_change_mode_set_regs): Remove.
16972 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16974 2009-04-08 Anatoly Sokolov <aesok@post.ru>
16976 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
16977 whether operands 0 and 1 overlaps.
16979 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
16981 PR middle-end/36902
16982 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
16983 pointer. Use warning_at instead of warning.
16984 (search_for_addr_array): Likewise.
16985 (check_array_bounds): Likewise.
16986 (check_all_array_refs): Check that the incoming edge is not in the
16987 list of edges to be removed.
16988 (check_all_array_refs): Avoid the temporal pointer.
16989 (vrp_visit_cond_stmt): Fix typo.
16990 (simplify_switch_using_ranges): Handle the case where the switch
16991 index is an integer constant.
16993 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
16995 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
16997 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16999 * doc/extend.texi, doc/invoke.texi: Fix typos.
17001 2009-04-17 Cary Coutant <ccoutant@google.com>
17003 * tree-flow-inline.h (get_lineno): Fix inverted test.
17005 2009-04-17 Diego Novillo <dnovillo@google.com>
17007 * tree-ssa-pre.c (create_expression_by_pieces): Remove
17008 assertion for AVAIL_OUT.
17010 2009-04-17 Mike Frysinger <vapier@gentoo.org>
17013 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
17014 * config/sh/linux-atomic.asm: Likewise.
17016 2009-04-17 Diego Novillo <dnovillo@google.com>
17018 * except.c (debug_eh_tree): New.
17019 (struct eh_region, struct eh_status): Move ...
17020 * except.h: ... here.
17021 (add_type_for_runtime): Declare extern.
17022 (lookup_type_for_runtime): Likewise.
17023 (debug_eh_tree): Declare.
17024 * Makefile.in (GTFILES): List except.h before except.c
17026 2009-04-17 Diego Novillo <dnovillo@google.com>
17028 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
17029 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17030 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
17031 (find_vars_r): ... here.
17032 * tree-flow.h (find_referenced_vars_in): Declare.
17033 * tree-ssa-pre.c (create_expression_by_pieces): Assert
17034 that AVAIL_OUT exists for BLOCK.
17035 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
17036 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
17037 (tree-parloops.o): Likewise.
17039 2009-04-17 Simon Baldwin <simonb@google.com>
17041 * toplev.c (default_tree_printer): Add handling for %E format.
17043 2009-04-17 Diego Novillo <dnovillo@google.com>
17045 * tree-pretty-print.c (dump_generic_node): Add break after
17046 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
17047 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
17048 FUNCTION_TYPE together. Call print_struct_decl when printing
17049 structures and TDF_SLIM is not given.
17050 (print_struct_decl): Fix logic for detecting recursion.
17052 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17055 * gcc.c (create_at_file): New.
17056 (compile_input_file_p): New.
17057 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
17058 * main.c (main): Update call to toplev_main.
17059 * toplev.c (toplev_main): Change signature. Call expandargv.
17060 * toplev.h (toplev_main): Change signature.
17062 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17064 * dwarf2out.c (field_byte_offset): Use the type size as the field size
17065 if the latter is not constant.
17067 2009-04-17 David Edelsohn <edelsohn@gnu.org>
17069 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
17071 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17073 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
17074 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
17076 2009-04-17 Richard Guenther <rguenther@suse.de>
17078 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17079 Handle component references view-converting an invariant address.
17081 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
17083 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
17084 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
17085 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
17086 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
17087 Use @deftypevr rather than @deftypevar.
17089 2009-04-17 Richard Guenther <rguenther@suse.de>
17091 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
17092 (get_prop_source_stmt): Likewise.
17093 (can_propagate_from): Likewise.
17095 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
17097 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
17098 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
17099 (--with-multilib-list): Add default value.
17100 * configure: Regenerate.
17101 * Makefile.in (TM_ENDIAN_CONFIG): Define.
17102 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
17103 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
17104 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
17105 Don't add default cpu to multilib list unnecessarily, but do enable
17106 the relevant compiler option..
17107 Add support for --with-multilib-list=<blank> and
17108 --with-multilib-list=!<somelib> to supress unwanted multilibs.
17109 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
17110 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
17111 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
17112 TM_MULTILIB_CONFIG.
17113 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
17114 (MULTILIB_OSDIRNAMES): New variable.
17115 * config/sh/t-1e: Delete file.
17116 * config/sh/t-mlib-sh1: Delete file.
17117 * config/sh/t-mlib-sh2: Delete file.
17118 * config/sh/t-mlib-sh2a: Delete file.
17119 * config/sh/t-mlib-sh2a-nofpu: Delete file.
17120 * config/sh/t-mlib-sh2a-single: Delete file.
17121 * config/sh/t-mlib-sh2a-single-only: Delete file.
17122 * config/sh/t-mlib-sh2e: Delete file.
17123 * config/sh/t-mlib-sh3e: Delete file.
17124 * config/sh/t-mlib-sh4: Delete file.
17125 * config/sh/t-mlib-sh4-nofpu: Delete file.
17126 * config/sh/t-mlib-sh4-single: Delete file.
17127 * config/sh/t-mlib-sh4-single-only: Delete file.
17128 * config/sh/t-mlib-sh4a: Delete file.
17129 * config/sh/t-mlib-sh4a-nofpu: Delete file.
17130 * config/sh/t-mlib-sh4a-single: Delete file.
17131 * config/sh/t-mlib-sh4a-single-only: Delete file.
17132 * config/sh/t-mlib-sh4al: Delete file.
17133 * config/sh/t-mlib-sh5-32media: Delete file.
17134 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
17135 * config/sh/t-mlib-sh5-64media: Delete file.
17136 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
17137 * config/sh/t-mlib-sh5-compact: Delete file.
17138 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
17139 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
17140 * doc/install.texi (Options specification): Add
17141 --with-multilib-list and --with-endian.
17143 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17145 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
17147 (OBJS-common): Add plugin-version.o.
17148 (plugin-version.o): New.
17149 * gcc-plugin.h (plugin_gcc_version): New.
17150 (plugin_default_version_check): New.
17151 (plugin_init_func, plugin_init): Add version argument.
17152 * plugin-version.c: New.
17153 * plugin.c (str_plugin_gcc_version_name): New.
17154 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
17155 pass it to the init function.
17156 (plugin_default_version_check): New.
17158 2009-04-17 Richard Guenther <rguenther@suse.de>
17160 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
17161 for decl-vs-decl disambiguation.
17163 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
17165 * config/s390/s390.h (s390_tune_attr): New macro definition.
17166 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
17168 2009-04-17 Richard Guenther <rguenther@suse.de>
17170 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
17171 (fold_stmt_r): Likewise.
17172 (maybe_fold_reference): New function.
17173 (fold_gimple_assign): Handle cases fold_stmt_r did.
17174 (fold_stmt): Do not use fold_stmt_r.
17175 (fold_stmt_inplace): Likewise.
17177 2009-04-17 Richard Guenther <rguenther@suse.de>
17179 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
17180 (record_equivalences_from_stmt): Remove useless checks and
17182 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
17183 the type is already suitable.
17185 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
17187 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
17189 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
17191 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
17192 (CMPtype): Define as __gcc_CMPtype.
17194 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
17196 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
17197 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
17199 2009-04-17 Richard Guenther <rguenther@suse.de>
17201 PR tree-optimization/39746
17202 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
17203 special-casing for builtins and static variable use/def.
17204 (call_may_clobber_ref_p_1): Likewise.
17206 2009-04-16 Ian Lance Taylor <iant@google.com>
17208 * df.h: Include "timevar.h".
17209 (struct df_problem): Change tv_id field to timevar_id_t.
17210 * tree-pass.h: Include "timevar.h".
17211 (struct opt_pass): Change tv_id field to timevar_id_t.
17212 * timevar.h (timevar_id_t): Define TV_NONE.
17213 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
17214 TV_NONE rather than tv_id != 0.
17215 (execute_one_pass): Likewise.
17216 * Makefile.in (DF_H): Add $(TIMEVAR_H).
17217 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
17218 dependencies to $(TREE_PASS_H).
17219 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
17221 (pass_branch_target_load_optimize2): Likewise.
17222 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17223 (pass_outof_cfg_layout_mode): Likewise.
17224 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17225 (pass_rebuild_cgraph_edges): Likewise.
17226 (pass_remove_cgraph_callee_edges): Likewise.
17227 * df-core.c (pass_df_initialize_opt): Likewise.
17228 (pass_df_initialize_no_opt): Likewise.
17229 (pass_df_finish): Likewise.
17230 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17231 * except.c (pass_set_nothrow_function_flags): Likewise.
17232 (pass_convert_to_eh_region_ranges): Likewise.
17233 * final.c (pass_compute_alignments): Likewise.
17234 * function.c (pass_instantiate_virtual_regs): Likewise.
17235 (pass_init_function): Likewise.
17236 (pass_leaf_regs): Likewise.
17237 (pass_match_asm_constraints): Likewise.
17238 * gimple-low.c (pass_lower_cf): Likewise.
17239 (pass_mark_used_blocks): Likewise.
17240 * init-regs.c (pass_initialize_regs): Likewise.
17241 * integrate.c (pass_initial_value_sets): Likewise.
17242 * ira.c (pass_ira): Likewise.
17243 * jump.c (pass_cleanup_barriers): Likewise.
17244 * omp-low.c (pass_expand_omp): Likewise.
17245 (pass_lower_omp): Likewise.
17246 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17247 * recog.c (pass_split_all_insns): Likewise.
17248 (pass_split_after_reload): Likewise.
17249 (pass_split_before_regstack): Likewise.
17250 (pass_split_before_sched2): Likewise.
17251 (pass_split_for_shorten_branches): Likewise.
17252 * reginfo.c (pass_reginfo_init): Likewise.
17253 (pass_subregs_of_mode_init): Likewise.
17254 (pass_subregs_of_mode_finish): Likewise.
17255 * passes.c (pass_postreload): Likewise.
17256 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17257 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17258 (pass_warn_function_return): Likewise.
17259 (pass_warn_function_noreturn): Likewise.
17260 * tree-complex.c (pass_lower_complex): Likewise.
17261 (pass_lower_complex_O0): Likewise.
17262 * tree-if-conv.c (pass_if_conversion): Likewise.
17263 * tree-into-ssa.c (pass_build_ssa): Likewise.
17264 * tree-mudflap.c (pass_mudflap_1): Likewise.
17265 (pass_mudflap_2): Likewise.
17266 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17267 (pass_mudflap_2): Likewise.
17268 * tree-nrv.c (pass_return_slot): Likewise.
17269 * tree-object-size.c (pass_object_sizes): Likewise.
17270 * tree-optimize.c (pass_all_optimizations): Likewise.
17271 (pass_early_local_passes): Likewise.
17272 (pass_all_early_optimizations): Likewise.
17273 (pass_cleanup_cfg): Likewise.
17274 (pass_cleanup_cfg_post_optimizing): Likewise.
17275 (pass_free_datastructures): Likewise.
17276 (pass_free_cfg_annotations): Likewise.
17277 (pass_fixup_cfg): Likewise.
17278 (pass_init_datastructures): Likewise.
17279 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17280 (pass_late_warn_uninitialized): Likewise.
17281 (pass_update_address_taken): Likewise.
17282 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17283 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17284 (pass_cse_sincos): Likewise.
17285 (pass_convert_to_rsqrt): Likewise.
17286 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17287 * tree-stdarg.c (pass_stdarg): Likewise.
17288 * tree-tailcall.c (pass_tail_recursion): Likewise.
17289 (pass_tail_calls): Likewise.
17290 * tree-vect-generic.c (pass_lower_vector): Likewise.
17291 (pass_lower_vector_ssa): Likewise.
17292 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17294 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17296 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17298 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17300 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17301 logical and signext.
17303 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17306 * config/sh/predicates.md (arith_operand): Check if the operand
17307 of TRUNCATE is a REG.
17309 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17311 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17312 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17316 * tree-iterator.c (tsi_split_statement_list_after,
17317 tsi_split_statement_list_before): Remove.
17318 * tree-iterator.h: Remove the prototypes for
17319 tsi_split_statement_list_after and tsi_split_statement_list_before.
17321 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17323 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17324 * tree-ssa-propagate.h: Remove the prototype for
17325 stmt_makes_single_load.
17327 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17329 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17330 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17332 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17334 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17336 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17338 * except.c (eh_region_outer_p): Remove.
17339 * except.h: Remove the prototype for eh_region_outer_p.
17341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17343 * function.c (current_function_assembler_name): Remove.
17344 * function.h: Remove the prototype for
17345 current_function_assembler_name.
17347 2009-04-16 Ian Lance Taylor <iant@google.com>
17349 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17350 (add_reg_note): Call alloc_reg_note.
17351 * rtl.h (alloc_reg_note): Declare.
17352 * combine.c (try_combine): Use alloc_reg_note.
17353 (recog_for_combine, move_deaths): Likewise.
17354 (distribute_notes): Use alloc_reg_note and add_reg_note.
17355 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17356 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17357 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17359 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17361 PR rtl-optimization/39762
17362 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17363 ira_may_move_out_cost): Add comments about way of their usage.
17364 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17366 * ira-conflicts.c (process_regs_for_copy): Use function
17367 ira_get_register_move_cost instead of global
17368 ira_register_move_cost.
17370 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17371 color_pass, move_spill_restore, update_curr_costs): Ditto.
17373 * ira-lives.c (process_single_reg_class_operands): Ditto.
17375 * ira-emit.c (emit_move_list): Ditto.
17377 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17378 (record_reg_classes): Ditto. Use functions
17379 ira_get_register_move_cost and ira_get_may_move_cost instead of
17380 global vars ira_register_move_cost, ira_may_move_out_cost and
17381 ira_may_move_in_cost.
17382 (record_address_regs): Don't call ira_init_register_move_cost.
17383 Use function ira_get_may_move_cost instead of global
17384 ira_may_move_in_cost.
17385 (process_bb_node_for_hard_reg_moves): Use function
17386 ira_get_register_move_cost instead of global ira_register_move_cost.
17387 (ira_costs): Don't call ira_init_register_move_cost.
17389 2009-04-16 Richard Guenther <rguenther@suse.de>
17391 * tree-cfg.c (verify_gimple_assign_binary):
17392 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17393 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17394 (create_general_new_stmt): Note that this function is broken.
17396 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17398 * common.opt (fhelp): Add Var(help_flag).
17399 * gcc-plugin.h (plugin_info): Add help.
17400 * plugin.c (plugin_name_args): Add help.
17401 (register_plugin_info): Set plugin->help.
17402 (print_help_one_plugin): New.
17403 (print_plugins_help): New.
17404 * plugin.h (print_plugins_help): New.
17405 * toplev.c (toplev_main): Call print_plugins_help if needed.
17407 2009-04-16 Richard Guenther <rguenther@suse.de>
17409 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17410 (gimple_ior_addresses_taken_1): New function.
17411 (gimple_ior_addresses_taken): Likewise.
17412 * gimple.h (struct gimple_statement_with_ops_base): Remove
17413 addresses_taken member.
17414 (gimple_ior_addresses_taken): Declare.
17415 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17416 gimple_set_addresses_taken): Remove.
17417 * ipa-reference.c (mark_address): New function.
17418 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17419 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17420 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17421 (gimple_add_to_addresses_taken): Remove.
17422 (get_tmr_operands): Call mark_address_taken.
17423 (get_asm_expr_operands): Likewise.
17424 (get_expr_operands): Likewise.
17425 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17426 (free_stmt_operands): Do not free it.
17427 * tree-ssa.c (delete_tree_ssa): Likewise.
17428 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17430 2009-04-16 Richard Guenther <rguenther@suse.de>
17432 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17433 (walk_stmt_load_store_ops): Likewise.
17434 * gimple.c (get_base_loadstore): New function.
17435 (walk_stmt_load_store_addr_ops): Likewise.
17436 (walk_stmt_load_store_ops): Likewise.
17437 * ipa-pure-const.c (check_op): Simplify.
17438 (check_load, check_store): New functions.
17439 (check_stmt): Use walk_stmt_load_store_ops.
17440 * ipa-reference.c (mark_load): Adjust signature.
17441 (mark_store): Likewise.
17442 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17444 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17446 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17447 (plugin_info): New.
17448 * opts.c (common_handle_option): Don't call print_version.
17449 * plugin.c (plugin_name_args): Add version.
17450 (register_plugin_info): New.
17451 (register_callback): Handle PLUGIN_INFO.
17452 (try_init_one_plugin): New.
17453 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17455 (finalize_one_plugin): New.
17456 (finalize_plugins): New.
17457 (print_one_plugin): New.
17458 (print_plugins_versions): New.
17459 * plugin.h (print_plugins_versions): New.
17460 (finalize_plugins): New.
17461 * toplev.c (compile_file): Don't call initialize_plugins.
17462 (print_version): Call print_plugins_versions.
17463 (toplev_main): Call initialize_plugins. Print version if needed.
17464 Call finalize_plugins.
17466 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17468 * common.opt (fversion): New.
17469 * gcc.c (print_version): New.
17470 (process_command): Don't print the version. Just set print_version.
17471 (main): Print version. Call subprocesses if print_version and
17472 verbose_flag are set.
17473 * opts.c (common_handle_option): Handle OPT_fversion.
17475 2009-04-16 Richard Guenther <rguenther@suse.de>
17476 Ira Rosen <irar@il.ibm.com>
17478 PR tree-optimization/39698
17479 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17480 type of the reduction variable. Only generate the def if
17483 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17484 make sure to first convert to an integer of the same precision.
17485 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17486 the type of the evolution correctly in computing the new
17487 induction variable base.
17489 2009-04-16 Richard Guenther <rguenther@suse.de>
17491 PR middle-end/39625
17492 * tree-cfg.c (make_blocks): Split statements with to-be
17493 abnormal SSA names on the lhs.
17495 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17497 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17498 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17499 * c-typeck.c (really_start_incremental_init): Likewise.
17500 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17501 (TARGET_INITIALIZER): Remove it.
17502 * target.h (struct target): Remove vector_opaque_p.
17503 * tree.c (build_opaque_vector_type): New.
17504 * tree.h (TYPE_VECTOR_OPAQUE): New.
17505 (build_opaque_vector_type): Declare.
17506 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17507 * config/rs6000/rs6000.c (build_opaque_vector_type,
17508 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17509 (rs6000_init_builtins): Use build_opaque_vector_type for
17510 opaque_V4SI_type_node.
17512 2009-04-15 Catherine Moore <clm@codesourcery.com>
17514 * debug.h (set_name): Declare.
17515 * dwarf2out.c (dwarf2out_set_name): Declare.
17516 (dwarf2_debug_hooks): Add set_name.
17517 (find_AT_string): New.
17518 (add_AT_string): Call find_AT_string.
17519 (dwarf2out_set_name): New.
17520 * cp/decl.c (grokdeclarator): Call set_name.
17521 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17522 * debug.c (do_nothing_debug_hooks): Likewise.
17523 * dbxout.c (dbx_debug_hooks): Likewise.
17524 * sdbout.c (sdb_debug_hooks): Likewise.
17526 2009-04-15 Michael Eager <eager@eagercon.com>
17528 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17529 reg for single-precision FPU.
17530 * config/rs6000/rs6000.md (movsi_internal1): Only for
17531 !TARGET_SINGLE_FPU.
17532 (movsi_internal1_single): New. Add pattern to move SI values to/from
17533 single-precision FP regs.
17535 2009-04-15 Richard Guenther <rguenther@suse.de>
17537 * omp-low.c (lower_rec_input_clauses): Build correct address
17539 (expand_omp_for_generic): Fix multiplication type.
17540 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17541 (generate_memset_zero): Fix types.
17542 * tree-profile.c (prepare_instrumented_value): Correctly
17545 2009-04-15 Ian Lance Taylor <iant@google.com>
17547 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17548 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17549 for -Wall and for -Wc++-compat.
17550 (c_common_post_options): For C++, set warn_enum_compare if not
17552 * c-tree.h (struct c_expr): Add field original_type.
17553 (build_external_ref): Update declaration.
17554 * c-parser.c (c_parser_braced_init): Set original_type.
17555 (c_parser_initelt): Likewise.
17556 (c_parser_expr_no_commas): Likewise.
17557 (c_parser_conditional_expression): Likewise.
17558 (c_parser_cast_expression): Likewise.
17559 (c_parser_unary_expression): Likewise. Pull setting of
17560 original_code to top of function.
17561 (c_parser_sizeof_expression): Set original_type.
17562 (c_parser_alignof_expression): Likewise.
17563 (c_parser_postfix_expression): Likewise. Pull setting of
17564 original_code to top of function.
17565 (c_parser_postfix_expression_after_paren_type): Set original_type.
17566 (c_parser_postfix_expression_after_primary): Likewise.
17567 (c_parser_expression): Likewise.
17568 * c-typeck.c (build_external_ref): Add type parameter. Change all
17570 (c_expr_sizeof_expr): Set original_type field.
17571 (parser_build_unary_op): Likewise.
17572 (parser_build_binary_op): Likewise. Optionally warn about
17573 comparisons of enums of different types.
17574 (digest_init): Set original_type field.
17575 (really_start_incremental_init): Likewise.
17576 (push_init_level, pop_init_level): Likewise.
17577 * doc/invoke.texi (Warning Options): -Wenum-compare now
17580 2009-04-15 Richard Guenther <rguenther@suse.de>
17582 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17583 out a necessary conversion.
17584 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17585 names we didn't value number.
17586 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17588 2009-04-15 Richard Guenther <rguenther@suse.de>
17590 PR tree-optimization/39764
17591 * tree-ssa-ccp.c (get_value): Canonicalize value with
17592 canonicalize_float_value.
17594 2009-04-15 Jan Hubicka <jh@suse.cz>
17596 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17597 Wrong version of patch.
17599 2009-04-15 Jan Hubicka <jh@suse.cz>
17601 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17603 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17605 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17606 our distinct integral and vector types.
17608 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17610 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17611 * init.c (build_vtbl_address): Remove call to assemble_external.
17613 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17615 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17616 output for other floating point modes.
17618 2009-04-14 Diego Novillo <dnovillo@google.com>
17620 * diagnostic.c (diagnostic_report_diagnostic): Do not
17621 warn about loaded plugins for DK_ERROR and DK_WARNING.
17622 * c-decl.c (declspecs_add_type): Move call to
17623 invoke_plugin_callbacks ...
17624 * c-parser.c (c_parser_declspecs): ... here.
17625 * plugin.c (dump_active_plugins): Tidy output.
17627 2009-04-14 Diego Novillo <dnovillo@google.com>
17628 Le-Chun Wu <lcwu@google.com>
17630 * configure.ac: Add --enable-plugin support.
17631 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17632 * Makefile.in (PLUGIN_H): Define.
17633 Export ENABLE_PLUGIN and GMPINC to site.exp.
17634 Add PLUGINLIBS to link command.
17635 Add/modify dependencies for plugin.o and files including plugin.h.
17637 * config.in: Regenerate.
17639 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17642 2009-04-14 Le-Chun Wu <lcwu@google.com>
17644 * tree-pass.h (register_one_dump_file): Add a prototype for
17645 register_one_dump_file.
17646 * toplev.c (compile_file): Call initialize_plugins.
17647 (do_compile): Call invoke_plugin_callbacks.
17648 (toplev_main): Call invoke_plugin_callbacks.
17649 * common.opt: Add -fplugin= and -fplugin-arg-.
17650 * gcc-plugin.h: New public header file for plugins to include.
17651 * plugin.c: New source file.
17652 * plugin.h: New internal header file.
17653 * passes.c (register_one_dump_file): Make it external.
17655 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17657 2009-04-14 Diego Novillo <dnovillo@google.com>
17659 * doc/plugins.texi: New.
17660 * doc/gccint.texi: Add reference to Plugins chapter.
17661 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17662 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17663 loaded plugins, if any.
17664 * timevar.def (TV_PLUGIN_INIT): Define.
17665 (TV_PLUGIN_RUN): Define.
17666 * plugin.c: Include timevar.h
17667 (plugins_active_p): New.
17668 (dump_active_plugins): New.
17669 (debug_active_plugins): New.
17671 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17673 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17675 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17677 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17679 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17680 the same as a minus without a shift.
17682 2009-04-14 Nick Clifton <nickc@redhat.com>
17684 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17685 comparisons with small integers will always produce a short
17688 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17691 2008-12-19 Diego Novillo <dnovillo@google.com>
17693 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17695 2009-04-14 Richard Guenther <rguenther@suse.de>
17697 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17699 (verify_gimple_assign_binary): Likewise. Handle shifts and
17701 (verify_gimple_phi): Print the mismatched argument position.
17702 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17704 (vect_update_init_of_dr): Likewise.
17705 * matrix-reorg.c (transform_access_sites): Do what the
17707 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17709 2009-04-13 Michael Eager <eager@eagercon.com>
17711 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17712 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17713 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17714 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17715 remove duplicate config
17717 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17719 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17720 file_name:line_number type locator of the call site.
17722 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17724 * genautomata.c: Put blank after comma.
17725 (automaton_decls): New.
17726 (struct unit_usage): Add comments to member next.
17727 (store_alt_unit_usage): Keep the list ordered.
17728 (unit_present_on_list_p, equal_alternatives_p): New.
17729 (check_regexp_units_distribution): Check units distribution
17730 correctness correctly.
17731 (main): Don't write automata if error is found. Return correct
17734 * config/m68k/cf.md (cfv4_ds): Remove.
17735 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17736 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17738 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17739 power4-load-ext, power4-store, power4-store-update,
17740 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17741 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17742 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17743 power4-sqrt, power4-isync): Modify reservation to make correct
17744 unit distribution to automata.
17746 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17747 power5-store-update, power5-two, power5-three, power5-lmul,
17748 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17750 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17752 * except.c (pass_set_nothrow_function_flags): Set name and add
17754 (set_nothrow_function_flags): Mention in the dump file when
17755 changing a function to nothrow.
17757 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17760 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17761 instead of unsigned long.
17763 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17765 * config/arm/arm.c (return_used_this_function): Remove.
17766 (arm_output_function_prologue): Remove use of
17767 return_used_this_function.
17768 (output_return_instruction): Replace use of
17769 return_used_this_function
17770 by cfun->machine->return_used_this_function.
17771 (arm_output_epilogue): Likewise.
17772 (arm_output_function_epilogue): Likewise.
17773 (thumb_unexpanded_epilogue): Likewise.
17774 * config/arm/arm.h (struct machine_function):
17775 New member return_used_this_function.
17777 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17779 * doc/install.texi: Correct description of default directory for
17780 --with-gxx-include-dir.
17782 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17784 * fold-const.c (build_range_check): Properly deal with enumeral and
17785 boolean base types.
17787 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17789 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17790 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17791 * params.h (MAX_GCSE_PASSES): Remove.
17792 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17793 in sequence. Remove ability to run multiple passes.
17794 (bypass_jumps): Report run as third CPROP pass.
17796 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17798 PR middle-end/39651
17799 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17800 when deciding whether the whole SEQUENCE can throw.
17802 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17805 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17806 offseted label references.
17808 2009-04-11 Jan Hubicka <jh@suse.cz>
17810 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17812 2009-04-11 Richard Guenther <rguenther@suse.de>
17814 PR middle-end/39732
17815 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17816 return variables as TREE_ADDRESSABLE.
17818 2009-04-11 Richard Guenther <rguenther@suse.de>
17820 PR tree-optimization/39713
17821 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17822 reference trees have SSA_NAME operands.
17824 2009-04-11 Richard Guenther <rguenther@suse.de>
17827 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17828 address expressions.
17830 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17832 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17833 match changes in Cygwin 1.7
17834 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17835 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17837 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17839 PR tree-optimization/39701
17840 * doc/invoke.texi (Optimization Options): Document change in
17841 meaning and initialization of -fdelete-null-pointer-checks.
17843 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17845 PR middle-end/39701
17846 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17848 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17851 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17853 2009-04-10 Chao-ying Fu <fu@mips.com>
17855 * doc/tm.texi (Instruction Output): Document
17856 TARGET_ASM_FINAL_POSTSCAN_INSN.
17857 * target.h (final_postscan_insn): New field in asm_out.
17858 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17859 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17860 * final.c (final_scan_insn): Call
17861 targetm.asm_out.final_postscan_insn after outputting
17862 an asm macro and a normal instruction.
17864 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17865 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17866 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17867 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17868 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17870 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17872 PR middle-end/39701
17873 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17874 variables as non-NULL even with -fdelete-null-pointer-checks.
17876 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17878 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17880 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17883 * config/i386/i386.c (classify_argument): Handle SCmode with
17884 (bit_offset % 64) != 0.
17886 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17888 * doc/invoke.texi (Optimize Options): Add cross-reference to
17889 -Q --help=optimizers examples.
17891 2009-04-10 Ben Elliston <bje@au.ibm.com>
17894 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17895 regalign for the reg == fpr and TDmode case.
17897 2009-04-09 David Ayers <ayers@fsfe.org>
17900 * objc/objc-act.c (warn_with_method): Remove helper function.
17901 (check_duplicates): Call warning and inform directly.
17902 (really_start_method): Likewise.
17904 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17906 * expmed.c (expand_divmod): Always use a comparison for a division
17907 by a large unsigned integer.
17909 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17910 for things others than variables or functions as nonzero.
17912 2009-04-09 Nick Clifton <nickc@redhat.com>
17914 * unwind-compat.c: Change copyright header to refer to version
17915 3 of the GNU General Public License with version 3.1 of the
17916 GCC Runtime Library Exception and to point readers at the
17917 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17918 * config/alpha/crtfastmath.c: Likewise.
17919 * config/alpha/linux-unwind.h: Likewise.
17920 * config/alpha/qrnnd.asm: Likewise.
17921 * config/alpha/vms-crt0-64.c: Likewise.
17922 * config/alpha/vms-crt0.c: Likewise.
17923 * config/alpha/vms-dwarf2.asm: Likewise.
17924 * config/alpha/vms-dwarf2eh.asm: Likewise.
17925 * config/alpha/vms-psxcrt0-64.c: Likewise.
17926 * config/alpha/vms-psxcrt0.c: Likewise.
17927 * config/alpha/vms_tramp.asm: Likewise.
17928 * config/arc/initfini.c: Likewise.
17929 * config/arc/lib1funcs.asm: Likewise.
17930 * config/arm/bpabi-v6m.S: Likewise.
17931 * config/arm/bpabi.S: Likewise.
17932 * config/arm/bpabi.c: Likewise.
17933 * config/arm/crti.asm: Likewise.
17934 * config/arm/crtn.asm: Likewise.
17935 * config/arm/ieee754-df.S: Likewise.
17936 * config/arm/ieee754-sf.S: Likewise.
17937 * config/arm/lib1funcs.asm: Likewise.
17938 * config/arm/libunwind.S: Likewise.
17939 * config/arm/linux-atomic.c: Likewise.
17940 * config/arm/mmintrin.h: Likewise.
17941 * config/arm/pr-support.c: Likewise.
17942 * config/arm/unaligned-funcs.c: Likewise.
17943 * config/arm/unwind-arm.c: Likewise.
17944 * config/arm/unwind-arm.h: Likewise.
17945 * config/avr/libgcc.S: Likewise.
17946 * config/bfin/crti.s: Likewise.
17947 * config/bfin/crtlibid.s: Likewise.
17948 * config/bfin/crtn.s: Likewise.
17949 * config/bfin/lib1funcs.asm: Likewise.
17950 * config/bfin/linux-unwind.h: Likewise.
17951 * config/cris/arit.c: Likewise.
17952 * config/cris/cris_abi_symbol.c: Likewise.
17953 * config/darwin-64.c: Likewise.
17954 * config/darwin-crt2.c: Likewise.
17955 * config/darwin-crt3.c: Likewise.
17956 * config/darwin.h: Likewise.
17957 * config/dbxelf.h: Likewise.
17958 * config/dfp-bit.c: Likewise.
17959 * config/dfp-bit.h: Likewise.
17960 * config/elfos.h: Likewise.
17961 * config/fixed-bit.c: Likewise.
17962 * config/fixed-bit.h: Likewise.
17963 * config/fp-bit.c: Likewise.
17964 * config/fp-bit.h: Likewise.
17965 * config/fr30/crti.asm: Likewise.
17966 * config/fr30/crtn.asm: Likewise.
17967 * config/fr30/lib1funcs.asm: Likewise.
17968 * config/freebsd-spec.h: Likewise.
17969 * config/frv/cmovd.c: Likewise.
17970 * config/frv/cmovh.c: Likewise.
17971 * config/frv/cmovw.c: Likewise.
17972 * config/frv/frvbegin.c: Likewise.
17973 * config/frv/frvend.c: Likewise.
17974 * config/frv/lib1funcs.asm: Likewise.
17975 * config/glibc-stdint.h: Likewise.
17976 * config/h8300/clzhi2.c: Likewise.
17977 * config/h8300/crti.asm: Likewise.
17978 * config/h8300/crtn.asm: Likewise.
17979 * config/h8300/ctzhi2.c: Likewise.
17980 * config/h8300/fixunssfsi.c: Likewise.
17981 * config/h8300/lib1funcs.asm: Likewise.
17982 * config/h8300/parityhi2.c: Likewise.
17983 * config/h8300/popcounthi2.c: Likewise.
17984 * config/i386/ammintrin.h: Likewise.
17985 * config/i386/att.h: Likewise.
17986 * config/i386/avxintrin.h: Likewise.
17987 * config/i386/biarch64.h: Likewise.
17988 * config/i386/bmmintrin.h: Likewise.
17989 * config/i386/cpuid.h: Likewise.
17990 * config/i386/cross-stdarg.h: Likewise.
17991 * config/i386/crtfastmath.c: Likewise.
17992 * config/i386/crtprec.c: Likewise.
17993 * config/i386/cygming-crtbegin.c: Likewise.
17994 * config/i386/cygming-crtend.c: Likewise.
17995 * config/i386/cygwin.asm: Likewise.
17996 * config/i386/emmintrin.h: Likewise.
17997 * config/i386/gmm_malloc.h: Likewise.
17998 * config/i386/gthr-win32.c: Likewise.
17999 * config/i386/i386.h: Likewise.
18000 * config/i386/immintrin.h: Likewise.
18001 * config/i386/linux-unwind.h: Likewise.
18002 * config/i386/linux64.h: Likewise.
18003 * config/i386/mm3dnow.h: Likewise.
18004 * config/i386/mmintrin-common.h: Likewise.
18005 * config/i386/mmintrin.h: Likewise.
18006 * config/i386/nmmintrin.h: Likewise.
18007 * config/i386/pmm_malloc.h: Likewise.
18008 * config/i386/pmmintrin.h: Likewise.
18009 * config/i386/smmintrin.h: Likewise.
18010 * config/i386/sol2-c1.asm: Likewise.
18011 * config/i386/sol2-ci.asm: Likewise.
18012 * config/i386/sol2-cn.asm: Likewise.
18013 * config/i386/sol2-gc1.asm: Likewise.
18014 * config/i386/tmmintrin.h: Likewise.
18015 * config/i386/unix.h: Likewise.
18016 * config/i386/w32-unwind.h: Likewise.
18017 * config/i386/wmmintrin.h: Likewise.
18018 * config/i386/x86-64.h: Likewise.
18019 * config/i386/x86intrin.h: Likewise.
18020 * config/i386/xmmintrin.h: Likewise.
18021 * config/ia64/crtbegin.asm: Likewise.
18022 * config/ia64/crtend.asm: Likewise.
18023 * config/ia64/crtfastmath.c: Likewise.
18024 * config/ia64/crti.asm: Likewise.
18025 * config/ia64/crtn.asm: Likewise.
18026 * config/ia64/fde-glibc.c: Likewise.
18027 * config/ia64/lib1funcs.asm: Likewise.
18028 * config/ia64/linux-unwind.h: Likewise.
18029 * config/ia64/quadlib.c: Likewise.
18030 * config/ia64/unwind-ia64.c: Likewise.
18031 * config/linux.h: Likewise.
18032 * config/m32c/m32c-lib1.S: Likewise.
18033 * config/m32c/m32c-lib2-trapv.c: Likewise.
18034 * config/m32c/m32c-lib2.c: Likewise.
18035 * config/m32r/initfini.c: Likewise.
18036 * config/m68hc11/larith.asm: Likewise.
18037 * config/m68hc11/m68hc11-crt0.S: Likewise.
18038 * config/m68k/cf.md: Likewise.
18039 * config/m68k/crti.s: Likewise.
18040 * config/m68k/crtn.s: Likewise.
18041 * config/m68k/lb1sf68.asm: Likewise.
18042 * config/m68k/linux-unwind.h: Likewise.
18043 * config/mcore/crti.asm: Likewise.
18044 * config/mcore/crtn.asm: Likewise.
18045 * config/mcore/lib1.asm: Likewise.
18046 * config/mips/linux-unwind.h: Likewise.
18047 * config/mips/loongson.h: Likewise.
18048 * config/mips/mips16.S: Likewise.
18049 * config/mmix/crti.asm: Likewise.
18050 * config/mmix/crtn.asm: Likewise.
18051 * config/pa/fptr.c: Likewise.
18052 * config/pa/hpux-unwind.h: Likewise.
18053 * config/pa/lib2funcs.asm: Likewise.
18054 * config/pa/linux-atomic.c: Likewise.
18055 * config/pa/linux-unwind.h: Likewise.
18056 * config/pa/milli64.S: Likewise.
18057 * config/pa/quadlib.c: Likewise.
18058 * config/pa/stublib.c: Likewise.
18059 * config/picochip/libgccExtras/adddi3.asm: Likewise.
18060 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
18061 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
18062 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
18063 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
18064 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
18065 * config/picochip/libgccExtras/divmod15.asm: Likewise.
18066 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
18067 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
18068 * config/picochip/libgccExtras/longjmp.asm: Likewise.
18069 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
18070 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
18071 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
18072 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
18073 * config/picochip/libgccExtras/setjmp.asm: Likewise.
18074 * config/picochip/libgccExtras/subdi3.asm: Likewise.
18075 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
18076 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
18077 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
18078 * config/rs6000/750cl.h: Likewise.
18079 * config/rs6000/altivec.h: Likewise.
18080 * config/rs6000/biarch64.h: Likewise.
18081 * config/rs6000/crtresfpr.asm: Likewise.
18082 * config/rs6000/crtresgpr.asm: Likewise.
18083 * config/rs6000/crtresxfpr.asm: Likewise.
18084 * config/rs6000/crtresxgpr.asm: Likewise.
18085 * config/rs6000/crtsavfpr.asm: Likewise.
18086 * config/rs6000/crtsavgpr.asm: Likewise.
18087 * config/rs6000/darwin-asm.h: Likewise.
18088 * config/rs6000/darwin-fallback.c: Likewise.
18089 * config/rs6000/darwin-fpsave.asm: Likewise.
18090 * config/rs6000/darwin-ldouble.c: Likewise.
18091 * config/rs6000/darwin-tramp.asm: Likewise.
18092 * config/rs6000/darwin-unwind.h: Likewise.
18093 * config/rs6000/darwin-vecsave.asm: Likewise.
18094 * config/rs6000/darwin-world.asm: Likewise.
18095 * config/rs6000/e500crtres32gpr.asm: Likewise.
18096 * config/rs6000/e500crtres64gpr.asm: Likewise.
18097 * config/rs6000/e500crtres64gprctr.asm: Likewise.
18098 * config/rs6000/e500crtrest32gpr.asm: Likewise.
18099 * config/rs6000/e500crtrest64gpr.asm: Likewise.
18100 * config/rs6000/e500crtresx32gpr.asm: Likewise.
18101 * config/rs6000/e500crtresx64gpr.asm: Likewise.
18102 * config/rs6000/e500crtsav32gpr.asm: Likewise.
18103 * config/rs6000/e500crtsav64gpr.asm: Likewise.
18104 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
18105 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
18106 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
18107 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
18108 * config/rs6000/eabi-ci.asm: Likewise.
18109 * config/rs6000/eabi-cn.asm: Likewise.
18110 * config/rs6000/eabi.asm: Likewise.
18111 * config/rs6000/linux-unwind.h: Likewise.
18112 * config/rs6000/linux64.h: Likewise.
18113 * config/rs6000/paired.h: Likewise.
18114 * config/rs6000/paired.md: Likewise.
18115 * config/rs6000/ppc64-fp.c: Likewise.
18116 * config/rs6000/ppu_intrinsics.h: Likewise.
18117 * config/rs6000/rs6000.h: Likewise.
18118 * config/rs6000/si2vmx.h: Likewise.
18119 * config/rs6000/sol-ci.asm: Likewise.
18120 * config/rs6000/sol-cn.asm: Likewise.
18121 * config/rs6000/spe.h: Likewise.
18122 * config/rs6000/spu2vmx.h: Likewise.
18123 * config/rs6000/sysv4.h: Likewise.
18124 * config/rs6000/tramp.asm: Likewise.
18125 * config/rs6000/vec_types.h: Likewise.
18126 * config/s390/linux-unwind.h: Likewise.
18127 * config/s390/tpf-unwind.h: Likewise.
18128 * config/score/crti.asm: Likewise.
18129 * config/score/crtn.asm: Likewise.
18130 * config/sh/crt1.asm: Likewise.
18131 * config/sh/crti.asm: Likewise.
18132 * config/sh/crtn.asm: Likewise.
18133 * config/sh/divtab-sh4-300.c: Likewise.
18134 * config/sh/divtab-sh4.c: Likewise.
18135 * config/sh/divtab.c: Likewise.
18136 * config/sh/lib1funcs-4-300.asm: Likewise.
18137 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
18138 * config/sh/lib1funcs.asm: Likewise.
18139 * config/sh/lib1funcs.h: Likewise.
18140 * config/sh/linux-atomic.asm: Likewise.
18141 * config/sh/linux-unwind.h: Likewise.
18142 * config/sh/shmedia.h: Likewise.
18143 * config/sh/sshmedia.h: Likewise.
18144 * config/sh/ushmedia.h: Likewise.
18145 * config/sparc/crtfastmath.c: Likewise.
18146 * config/sparc/linux-unwind.h: Likewise.
18147 * config/sparc/sol2-c1.asm: Likewise.
18148 * config/sparc/sol2-ci.asm: Likewise.
18149 * config/sparc/sol2-cn.asm: Likewise.
18150 * config/spu/divmodti4.c: Likewise.
18151 * config/spu/divv2df3.c: Likewise.
18152 * config/spu/float_disf.c: Likewise.
18153 * config/spu/float_unsdidf.c: Likewise.
18154 * config/spu/float_unsdisf.c: Likewise.
18155 * config/spu/float_unssidf.c: Likewise.
18156 * config/spu/mfc_multi_tag_release.c: Likewise.
18157 * config/spu/mfc_multi_tag_reserve.c: Likewise.
18158 * config/spu/mfc_tag_release.c: Likewise.
18159 * config/spu/mfc_tag_reserve.c: Likewise.
18160 * config/spu/mfc_tag_table.c: Likewise.
18161 * config/spu/multi3.c: Likewise.
18162 * config/spu/spu_internals.h: Likewise.
18163 * config/spu/spu_intrinsics.h: Likewise.
18164 * config/spu/spu_mfcio.h: Likewise.
18165 * config/spu/vec_types.h: Likewise.
18166 * config/spu/vmx2spu.h: Likewise.
18167 * config/stormy16/stormy16-lib2.c: Likewise.
18168 * config/svr4.h: Likewise.
18169 * config/sync.c: Likewise.
18170 * config/v850/lib1funcs.asm: Likewise.
18171 * config/vxlib-tls.c: Likewise.
18172 * config/vxlib.c: Likewise.
18173 * config/vxworks-dummy.h: Likewise.
18174 * config/xtensa/crti.asm: Likewise.
18175 * config/xtensa/crtn.asm: Likewise.
18176 * config/xtensa/ieee754-df.S: Likewise.
18177 * config/xtensa/ieee754-sf.S: Likewise.
18178 * config/xtensa/lib1funcs.asm: Likewise.
18179 * config/xtensa/lib2funcs.S: Likewise.
18180 * config/xtensa/linux-unwind.h: Likewise.
18181 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18182 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
18183 * coretypes.h: Likewise.
18184 * crtstuff.c: Likewise.
18185 * defaults.h: Likewise.
18186 * dwarf2.h: Likewise.
18187 * emutls.c: Likewise.
18188 * gbl-ctors.h: Likewise.
18189 * gcov-io.h: Likewise.
18190 * ginclude/float.h: Likewise.
18191 * ginclude/iso646.h: Likewise.
18192 * ginclude/stdarg.h: Likewise.
18193 * ginclude/stdbool.h: Likewise.
18194 * ginclude/stddef.h: Likewise.
18195 * ginclude/stdfix.h: Likewise.
18196 * ginclude/stdint-gcc.h: Likewise.
18197 * ginclude/tgmath.h: Likewise.
18198 * gthr-aix.h: Likewise.
18199 * gthr-dce.h: Likewise.
18200 * gthr-gnat.c: Likewise.
18201 * gthr-gnat.h: Likewise.
18202 * gthr-lynx.h: Likewise.
18203 * gthr-mipssde.h: Likewise.
18204 * gthr-nks.h: Likewise.
18205 * gthr-posix.c: Likewise.
18206 * gthr-posix.h: Likewise.
18207 * gthr-posix95.h: Likewise.
18208 * gthr-rtems.h: Likewise.
18209 * gthr-single.h: Likewise.
18210 * gthr-solaris.h: Likewise.
18211 * gthr-tpf.h: Likewise.
18212 * gthr-vxworks.h: Likewise.
18213 * gthr-win32.h: Likewise.
18214 * gthr.h: Likewise.
18215 * libgcc2.c: Likewise.
18216 * libgcc2.h: Likewise.
18217 * libgcov.c: Likewise.
18218 * tsystem.h: Likewise.
18219 * typeclass.h: Likewise.
18220 * unwind-c.c: Likewise.
18221 * unwind-compat.h: Likewise.
18222 * unwind-dw2-fde-compat.c: Likewise.
18223 * unwind-dw2-fde-darwin.c: Likewise.
18224 * unwind-dw2-fde-glibc.c: Likewise.
18225 * unwind-dw2-fde.c: Likewise.
18226 * unwind-dw2-fde.h: Likewise.
18227 * unwind-dw2.c: Likewise.
18228 * unwind-dw2.h: Likewise.
18229 * unwind-generic.h: Likewise.
18230 * unwind-pe.h: Likewise.
18231 * unwind-sjlj.c: Likewise.
18232 * unwind.inc: Likewise.
18233 * config/arm/neon-gen.ml: Change generated copyright header to
18234 refer to version 3 of the GNU General Public License with
18235 version 3.1 of the GCC Runtime Library Exception and to point
18236 readers at the COPYING3 and COPYING3.RUNTIME files and the
18237 FSF's license web page.
18238 * config/arm/arm_neon.h: Regenerate.
18240 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18242 * config/cris/cris.md: Change copyright header to refer to version
18243 3 of the GNU General Public License.
18244 * doc/install.texi2html: Change copyright header to refer to version
18245 3 of the GNU General Public License and to point readers at the
18246 COPYING3 file and the FSF's license web page.
18247 * config/vax/linux.h: Likewise.
18249 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18251 * config/i386/i386.md (cmpcc): New.
18252 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18253 (sync_compare_and_swap_cc*): Delete.
18255 * config/s390/s390.c (s390_compare_emitted): Remove.
18256 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18257 s390_compare_emitted used to be handled. Assert that modes match.
18258 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18259 refer to sync_compare_and_swap_ccsi.
18260 * config/s390/s390.h (s390_compare_emitted): Remove.
18261 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18262 instead of s390_compare_emitted.
18263 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18264 instead of s390_compare_emitted.
18265 * config/s390/s390.md (cmpcc): New.
18266 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18267 CC_REGNUM, do not pretend it's set.
18268 (sync_compare_and_swap_cc*): Delete.
18269 * config/s390/predicates.md (cc_reg_operand): New.
18271 * expr.c (sync_compare_and_swap_cc): Delete.
18272 * optabs.h (sync_compare_and_swap_cc): Delete.
18273 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18274 is being used with can_compare_p.
18275 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18276 (find_cc_set): New.
18277 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18278 look for a MODE_CC set instead. Use emit_store_flag.
18279 (expand_compare_and_swap_loop): Likewise, with some additional
18280 complication to avoid a force_reg when useless. Use
18281 emit_cmp_and_jump_insns.
18282 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18283 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18284 sync_compare_and_swap documentation.
18286 2009-04-09 Jan Hubicka <jh@suse.cz>
18288 * except.c (find_prev_try): Break out from ....
18289 (duplicate_eh_regions): ... here; properly update prev_try pointers
18290 when duplication part of tree.
18291 (dump_eh_tree): Improve dumping.
18292 (verify_eh_region): New.
18293 (verify_eh_tree): Use it.
18295 2009-04-06 Richard Guenther <rguenther@suse.de>
18297 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18298 &ARRAY addresses by adjusting their types and prepending
18300 * tree-cfg.c (verify_gimple_assign_single): Verify that
18301 addresses are correct.
18303 2009-04-09 Richard Guenther <rguenther@suse.de>
18305 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18306 indices into an array reference if possible.
18307 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18308 Fold POINTER_PLUS_EXPR statements with invariant address.
18310 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18313 * config.gcc (powerpc64-*-linux*): Always build biarch.
18315 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18318 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18319 it and pedwarn if this results in an INTEGER_CST.
18321 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18323 * doc/install.texi: Update minimum GMP version. Remove obsolete
18324 text in MPFR section.
18326 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18328 * dwarf2out.c (class_scope_p): New static inline.
18329 (class_or_namespace_scope_p): Use it.
18330 (gen_variable_die): Use DW_TAG_member tag for static data member
18331 declarations instead of DW_TAG_variable.
18333 PR middle-end/39573
18334 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18337 2009-04-08 Richard Guenther <rguenther@suse.de>
18339 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18340 valueize random data.
18342 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18344 * config.gcc (aix tm_file): Add aix-stdint.h.
18345 (aix tm clause use_gcc_stdint): Set to wrap.
18346 * config/rs6000/aix-stdint.h: New file.
18348 2009-04-08 Richard Guenther <rguenther@suse.de>
18350 PR middle-end/36291
18351 * tree-dfa.c (add_referenced_var): Do not recurse into
18352 global initializers.
18353 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18355 (fold_const_aggregate_ref): Likewise.
18357 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18359 * recog.c (ordered_comparison_operator): New.
18360 * gensupport.c (std_preds): Add it.
18361 * doc/md.texi (Machine-Independent Predicates): Document it.
18363 2009-04-08 Jan Hubicka <jh@suse.cz>
18365 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18366 * function.h (rtl_eh): Remove exception_handler_label_map.
18367 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18368 remove_exception_handler_label, for_each_eh_label_1): Remove.
18369 (rtl_remove_unreachable_regions): Remove.
18370 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18371 (find_exception_handler_labels): Don't build the hashtable.
18372 (maybe_remove_eh_handler): Remove.
18373 (for_each_eh_label): Rewrite to walk the tree.
18374 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18375 * except.h (maybe_remove_eh_handler): Remove.
18376 * passes.c (init_optimization_passes): Schedule second EH cleanup
18378 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18379 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18381 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18383 * genoutput.c (validate_optab_operands): New.
18384 (gen_insn, gen_expand): Call it.
18386 * genflags.c (gen_insn): Detect misused iterators.
18387 (main): Pass line_no to gen_insn, exit with status 1 on error.
18389 * genextract.c (line_no): Make global.
18390 (VEC_safe_set_locstr): Change assertion to error message.
18391 (main): Exit with status 1 on error.
18393 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18397 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18398 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18399 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18400 * c-convert.c (convert): Do not call fold on results of conversion
18401 functions when the result is a C_MAYBE_CONST_EXPR.
18402 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18403 of __builtin_choose_expr.
18404 * c-typeck.c (remove_c_maybe_const_expr): New.
18405 (build_unary_op, build_conditional_expr, build_compound_expr,
18406 build_binary_op, c_objc_common_truthvalue_conversion): Call
18407 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18410 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18412 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18413 CODE to produce a new one. Add a prototype to use fold_convert_const
18415 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18418 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18419 mix declarations and code.
18421 2009-04-08 Ben Elliston <bje@au.ibm.com>
18423 * gcc.c: Replace `CC' with `GCC' throughout.
18425 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18427 * doc/invoke.texi: Document Atom support.
18429 2009-04-07 Jason Merrill <jason@redhat.com>
18432 * c-common.h, c-common.c: Add flag_pretty_templates.
18433 * c-opts.c (c_common_handle_option): Set it.
18434 * c.opt: Add -fno-pretty-templates.
18435 * doc/invoke.texi (C++ Dialect Options): Likewise.
18437 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18439 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18440 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18441 (ia64_expand_builtin): Likewise.
18443 2009-04-07 Martin Jambor <mjambor@suse.cz>
18445 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18446 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18447 ADDR_EXPRS are include too.
18449 2009-04-07 Richard Guenther <rguenther@suse.de>
18451 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18452 decls are only used if passes as parameters or if they are
18453 local statics and the call is not to a builtin.
18454 (call_may_clobber_ref_p_1): Likewise.
18456 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18458 * expr.c (do_store_flag): Remove last argument. Simplify code
18459 to avoid duplication of tests already done by can_compare_p.
18460 (expand_expr_real_1): Adjust caller.
18462 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18464 * optabs.c (can_compare_p): Test the predicate of a
18465 cbranch and cstore pattern.
18467 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18469 * expr.c (convert_move): Use emit_store_flag instead of
18472 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18474 * config/i386/i386.c (ix86_compare_emitted): Remove.
18475 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18476 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18477 * config/i386/i386.h (ix86_compare_emitted): Remove.
18478 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18479 instead of ix86_compare_emitted.
18480 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18482 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18484 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18485 Add t-sysroot-suffix to tmake_file.
18486 * config/print-sysroot-suffix.sh: New file.
18487 * config/t-sysroot-suffix: New file.
18489 2009-04-07 Ben Elliston <bje@au.ibm.com>
18491 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18492 as the latter produces a warning when the target does not support
18495 2009-04-07 Ben Elliston <bje@au.ibm.com>
18497 * dfp.c: Replace type punning assignments with memcpy throughout.
18498 * Makefile.in (dfp.o-warn): Remove.
18500 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18503 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18504 Include soft-fp/t-softfp after rs6000/t-linux64.
18506 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18508 * stor-layout.c (set_sizetype): Use the full precision of their
18509 machine mode for bitsize types.
18511 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18513 * config/i386/i386.md: Revert 2 accidental checkins.
18515 2009-04-06 Joey Ye <joey.ye@intel.com>
18516 Xuepeng Guo <xuepeng.guo@intel.com>
18517 H.J. Lu <hongjiu.lu@intel.com>
18519 Atom pipeline model, tuning and insn selection.
18520 * config.gcc (atom): Add atom config options and target.
18522 * config/i386/atom.md: New.
18524 * config/i386/i386.c (atom_cost): New cost.
18525 (m_ATOM): New macro flag.
18526 (initial_ix86_tune_features): Set m_ATOM.
18527 (x86_accumulate_outgoing_args): Likewise.
18528 (x86_arch_always_fancy_math_387): Likewise.
18529 (processor_target): Add Atom cost.
18530 (cpu_names): Add Atom cpu name.
18531 (override_options): Set Atom ISA.
18532 (ix86_issue_rate): New case PROCESSOR_ATOM.
18533 (ix86_adjust_cost): Likewise.
18535 * config/i386/i386.h (TARGET_ATOM): New target macro.
18536 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18537 (TARGET_OPT_AGU): New target option.
18538 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18539 (processor_type): Add PROCESSOR_ATOM.
18541 * config/i386/i386.md (cpu): Add new value "atom".
18542 (use_carry, movu): New attr.
18543 (atom.md): Include atom.md.
18544 (adddi3_carry_rex64): Set attr "use_carry".
18545 (addqi3_carry): Likewise.
18546 (addhi3_carry): Likewise.
18547 (addsi3_carry): Likewise.
18548 (*addsi3_carry_zext): Likewise.
18549 (subdi3_carry_rex64): Likewise.
18550 (subqi3_carry): Likewise.
18551 (subhi3_carry): Likewise.
18552 (subsi3_carry): Likewise.
18553 (x86_movdicc_0_m1_rex64): Likewise.
18554 (*x86_movdicc_0_m1_se): Likewise.
18555 (x86_movsicc_0_m1): Likewise.
18556 (*x86_movsicc_0_m1_se): Likewise.
18557 (*adddi_1_rex64): Emit add insn as much as possible.
18558 (*addsi_1): Likewise.
18559 (return_internal): Set atom_unit.
18560 (return_internal_long): Likewise.
18561 (return_pop_internal): Likewise.
18562 (*rcpsf2_sse): Set atom_sse_attr attr.
18563 (*qrt<mode>2_sse): Likewise.
18564 (*prefetch_sse): Likewise.
18566 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18568 (ix86_target_macros_internal): Likewise.
18570 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18571 (*prefetch_sse_rex): Likewise.
18572 (sse_rcpv4sf2): Likewise.
18573 (sse_vmrcpv4sf2): Likewise.
18574 (sse_sqrtv4sf2): Likewise.
18575 (<sse>_vmsqrt<mode>2): Likewise.
18576 (sse_ldmxcsr): Likewise.
18577 (sse_stmxcsr): Likewise.
18578 (*sse_sfence): Likewise.
18579 (sse2_clflush): Likewise.
18580 (*sse2_mfence): Likewise.
18581 (*sse2_lfence): Likewise.
18582 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18583 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18584 (avx_movdqu<avxmodesuffix>): Likewise.
18585 (avx_lddqu<avxmodesuffix>): Likewise.
18586 (sse2_movntv2di): Change attr "type" to "ssemov".
18587 (sse2_movntsi): Likewise.
18588 (rsqrtv8sf2): Change attr "type" to "sseadd".
18589 (sse3_addsubv2df3): Set attr "atom_unit".
18590 (sse3_h<plusminus_insn>v4sf3): Likewise.
18591 (*sse2_pmaddwd): Likewise.
18592 (*vec_extractv2di_1_rex64): Likewise.
18593 (*vec_extractv2di_1_avx): Likewise.
18594 (sse2_psadbw): Likewise.
18595 (ssse3_phaddwv8hi3): Likewise.
18596 (ssse3_phaddwv4hi3): Likewise.
18597 (ssse3_phadddv4si3): Likewise.
18598 (ssse3_phadddv2si3): Likewise.
18599 (ssse3_phaddswv8hi3): Likewise.
18600 (ssse3_phaddswv4hi3): Likewise.
18601 (ssse3_phsubwv8hi3): Likewise.
18602 (ssse3_phsubwv4hi3): Likewise.
18603 (ssse3_phsubdv4si3): Likewise.
18604 (ssse3_phsubdv2si3): Likewise.
18605 (ssse3_phsubswv8hi3): Likewise.
18606 (ssse3_phsubswv4hi3): Likewise.
18607 (ssse3_pmaddubsw128): Likewise.
18608 (sse3_pmaddubsw: Likewise.
18609 (ssse3_palignrti): Likewise.
18610 (ssse3_palignrdi): Likewise.
18612 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18614 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18616 2009-04-06 Richard Guenther <rguenther@suse.de>
18618 PR tree-optimization/28868
18619 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18620 of which PHI results we inserted.
18621 (insert_into_preds_of_block): Record inserted PHIs.
18622 (eliminate): Eliminate redundant PHI nodes.
18623 (init_pre): Init inserted_phi_names.
18625 2009-04-06 Richard Guenther <rguenther@suse.de>
18627 PR tree-optimization/39643
18628 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18629 IMAGPART_EXPRs of complex constants.
18630 (execute_fold_all_builtins): If we folded a call queue
18631 TODO_update_address_taken.
18633 2009-04-06 Jan Hubicka <jh@suse.cz>
18635 PR middle-end/39659
18636 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18639 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18641 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18643 (ic_invalidate_array): Likewise.
18645 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18647 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18648 alignment for library calls.
18650 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18652 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18653 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18654 * config/i386/mingw-stdint.h: New file.
18656 2009-04-05 Richard Guenther <rguenther@suse.de>
18658 PR tree-optimization/39648
18659 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18660 our &A vs. &A[0] IL deficiencies.
18662 2009-04-04 Jan Hubicka <jh@suse.cz>
18664 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18665 removed toplevel regions.
18666 (sjlj_mark_call_sites): Likewise.
18668 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18670 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18671 (cygwin tm clause use_gcc_stdint): Set to wrap.
18672 * config/i386/cygwin-stdint.h: New file.
18674 2009-04-04 Richard Guenther <rguenther@suse.de>
18676 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18677 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18678 single-argument PHIs if we are in loop-closed SSA form.
18679 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18680 for the pre-condition.
18681 (slpeel_tree_peel_loop_to_edge): Likewise.
18682 (vect_build_loop_niters): Take an optional sequence to append stmts.
18683 (vect_generate_tmps_on_preheader): Likewise.
18684 (vect_do_peeling_for_loop_bound): Take extra guards for the
18686 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18687 the cost model check.
18688 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18689 guards if we are going to peel. Do not apply versioning in that case.
18690 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18691 (vect_do_peeling_for_loop_bound): Likewise.
18692 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18693 loop bound only record extra pre-conditions, do not apply loop
18696 2009-04-04 Richard Guenther <rguenther@suse.de>
18698 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18701 2009-04-04 Jan Hubicka <jh@suse.cz>
18703 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18704 last_basic_block for size of bb->index indexed array.
18705 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18706 compute_out, link_btr_uses, build_btr_def_use_webs,
18707 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18709 2009-04-04 Jan Hubicka <jh@suse.cz>
18711 * except.c (remove_eh_handler_and_replace): Break out from ...
18712 (remove_eh_handler): ... here.
18713 (bring_to_root): New function.
18714 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18715 handled ones, bring others to root of tree.
18717 2009-04-04 Jan Hubicka <jh@suse.cz>
18719 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18720 (all_phis_safe_to_merge): New function.
18721 (update_info): New structure.
18722 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18723 (cleanup_empty_eh): Update SSA if possible.
18725 2009-04-04 Richard Guenther <rguenther@suse.de>
18727 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18728 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18729 (append_vuse): Likewise.
18731 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18733 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18734 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18735 instead of REG_UNSAVED for DW_CFA_undefined.
18736 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18737 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18740 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18743 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18744 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18745 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18747 2009-04-04 Richard Guenther <rguenther@suse.de>
18749 PR tree-optimization/8781
18750 PR tree-optimization/37892
18751 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18752 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18753 (valueize_refs): Call it for *& valueizations.
18754 (shared_reference_ops_from_ref): Rename to ...
18755 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18756 (shared_reference_ops_from_call): Rename to ...
18757 (valueize_shared_reference_ops_from_call): ... this and valueize.
18758 (vn_reference_lookup): Update.
18759 (visit_reference_op_call): Likewise.
18760 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18761 (eliminate): Value-replace the call address in call statements.
18763 2009-04-04 Richard Guenther <rguenther@suse.de>
18765 PR tree-optimization/39636
18766 * tree-ssa-forwprop.c
18767 (forward_propagate_addr_into_variable_array_index): Check for
18768 GIMPLE_ASSIGN before accessing the rhs code.
18770 2009-04-03 Jason Merrill <jason@redhat.com>
18772 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18774 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18776 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18777 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18778 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18779 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18780 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18781 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18782 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18783 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18784 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18785 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18786 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18787 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18788 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18789 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18790 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18791 Use fr_reg_or_fp01_operand instead of fr_register_operand
18793 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18794 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18795 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18797 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18799 PR rtl-optimization/39607
18800 PR rtl-optimization/39631
18804 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18805 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18806 instead of DF_LR_OUT.
18807 * ira-lives.c (process_bb_node_lives): Ditto.
18808 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18809 instead of DF_LR_{OUT,IN}.
18810 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18811 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18813 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18815 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18816 (execute_lower_omp): Always run but take the short way out if -fopenmp
18818 (gate_lower_omp): Remove, forcing the pass manager to always run the
18819 pass and always set PROP_gimple_lomp.
18820 (pass_lower_omp): Remove gate function.
18821 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18822 PROP_trees. Instead, require it.
18823 * ipa-cp.c (pass_ipa_cp): Likewise.
18824 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18825 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18826 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18827 and PROP_gimple_leh.
18829 2009-04-03 Richard Guenther <rguenther@suse.de>
18831 PR middle-end/13146
18832 PR tree-optimization/23940
18833 PR tree-optimization/33237
18834 PR middle-end/33974
18835 PR middle-end/34093
18836 PR tree-optimization/36201
18837 PR tree-optimization/36230
18838 PR tree-optimization/38049
18839 PR tree-optimization/38207
18840 PR tree-optimization/38230
18841 PR tree-optimization/38301
18842 PR tree-optimization/38585
18843 PR middle-end/38895
18844 PR tree-optimization/38985
18845 PR tree-optimization/39299
18846 * tree-ssa-structalias.h: Remove.
18847 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18848 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18849 (struct vuse_element_d): Remove.
18850 (struct vuse_vec_d): Likewise.
18851 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18852 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18853 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18854 VUSE_ELEMENT_VAR): Likewise.
18855 (struct voptype_d): Likewise.
18856 (NUM_VOP_FREE_BUCKETS): Likewise.
18857 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18858 (struct stmt_operands_d): Remove.
18859 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18860 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18861 VDEF_NUM, VDEF_VECT): Likewise.
18862 (copy_virtual_operands): Remove.
18863 (operand_build_cmp): Likewise.
18864 (create_ssa_artificial_load_stmt): Likewise.
18865 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18866 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18867 vuse_index and mayuse_index members. Pack and move done and iter_type
18868 members to the front.
18869 (SSA_OP_VMAYUSE): Remove.
18870 (SSA_OP_VIRTUAL_USES): Adjust.
18871 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18872 (unlink_stmt_vdef): Declare.
18873 (add_to_addressable_set): Remove.
18874 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18875 (vrp_visit_stmt): Likewise.
18876 * doc/tree-ssa.texi (Alias analysis): Update.
18877 * doc/invoke.texi (max-aliased-vops): Remove docs.
18878 (avg-aliased-vops): Likewise.
18879 * tree-into-ssa.c (syms_to_rename): Remove.
18880 (need_to_update_vops_p): Likewise.
18881 (need_to_initialize_update_ssa_p): Rename to ...
18882 (update_ssa_initialized_fn): ... this. Track function we are
18884 (symbol_marked_for_renaming): Simplify.
18885 (add_new_name_mapping): Do not set need_to_update_vops_p.
18886 (dump_currdefs): Use SYMS_TO_RENAME.
18887 (rewrite_update_stmt): Always walk all uses/defs.
18888 (dump_update_ssa): Adjust.
18889 (init_update_ssa): Take function argument. Track what we are
18891 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18892 (create_new_def_for): Initialize for cfun, assert we are initialized
18894 (mark_sym_for_renaming): Simplify.
18895 (mark_set_for_renaming): Do not initialize update-ssa.
18896 (need_ssa_update_p): Simplify. Take function argument.
18897 (name_mappings_registered_p): Assert we ask for the correct function.
18898 (name_registered_for_update_p): Likewise.
18899 (ssa_names_to_replace): Likewise.
18900 (release_ssa_name_after_update_ssa): Likewise.
18901 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18902 (dump_decl_set): Do not print a newline.
18903 (debug_decl_set): Do it here.
18904 (dump_update_ssa): And here.
18905 * tree-ssa-loop-im.c (move_computations): Adjust.
18906 (movement_possibility): Likewise.
18907 (determine_max_movement): Likewise.
18908 (gather_mem_refs_stmt): Likewise.
18909 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18910 or NAME_MEMORY_TAG.
18911 * tree-complex.c (update_all_vops): Remove.
18912 (expand_complex_move): Adjust.
18913 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18914 Simplify test for memory referencing statement. Exclude
18915 non-invariant ADDR_EXPRs.
18916 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18917 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18918 (rdg_flag_uses): Likewise.
18919 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18921 (tree_optimize_tail_calls_1): Also split the
18922 edge from the entry block if we have degenerate PHI nodes in
18923 the first basic block.
18924 * tree.c (init_ttree): Remove memory-tag related code.
18925 (tree_code_size): Likewise.
18926 (tree_node_structure): Likewise.
18927 (build7_stat): Re-write to be build6_stat.
18928 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18929 (SSA_VAR_P): Adjust.
18930 (struct tree_memory_tag): Remove.
18931 (struct tree_memory_partition_tag): Likewise.
18932 (union tree_node): Adjust.
18933 (build7): Re-write to be build6.
18934 * tree-pass.h (pass_reset_cc_flags): Remove.
18935 (TODO_update_address_taken): New flag.
18936 (pass_simple_dse): Remove.
18937 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
18938 * params.h (MAX_ALIASED_VOPS): Remove.
18939 (AVG_ALIASED_VOPS): Likewise.
18940 * omp-low.c (expand_omp_taskreg): Update SSA form.
18941 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
18942 aliases the lhs in a copy stmt.
18943 * tree-ssa-dse.c (struct address_walk_data): Remove.
18944 (memory_ssa_name_same): Likewise.
18945 (memory_address_same): Likewise.
18946 (get_kill_of_stmt_lhs): Likewise.
18947 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
18948 unused stores. Look through PHI nodes into post-dominated regions.
18949 (dse_optimize_stmt): Simplify. Properly remove stores.
18950 (tree_ssa_dse): Compute dominators.
18951 (execute_simple_dse): Remove.
18952 (pass_simple_dse): Likewise.
18953 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
18954 gimple_loaded_syms and gimple_stored_syms computation.
18955 * toplev.c (dump_memory_report): Dump alias and pta stats.
18956 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
18957 (vn_reference_eq): Likewise.
18958 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
18959 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
18960 valueize_vuses): Remove.
18961 (get_def_ref_stmt_vuses): Simplify. Rename to ...
18962 (get_def_ref_stmt_vuse): ... this.
18963 (vn_reference_lookup_2): New function.
18964 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
18965 walking equivalent vuses. Simplify.
18966 (vn_reference_lookup): Likewise.
18967 (vn_reference_insert): Likewise.
18968 (vn_reference_insert_pieces): Likewise.
18969 (visit_reference_op_call): Simplify.
18970 (visit_reference_op_load): Likewise.
18971 (visit_reference_op_store): Likewise.
18972 (init_scc_vn): Remove shared_lookup_vuses initialization.
18973 (free_scc_vn): Remove shared_lookup_vuses freeing.
18974 (sort_vuses, sort_vuses_heap): Remove.
18975 (get_ref_from_reference_ops): Export.
18976 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
18977 vector with single vuse pointer.
18978 (vn_reference_lookup_pieces, vn_reference_lookup,
18979 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
18980 (shared_vuses_from_stmt): Remove.
18981 (get_ref_from_reference_ops): Declare.
18982 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
18983 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18984 memory-tag related code.
18985 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
18986 (likely_value): Add comment, skip static-chain of call statements.
18987 (surely_varying_stmt_p): Adjust.
18988 (gimplify_and_update_call_from_tree): Likewise.
18989 (execute_fold_all_builtins): Do not rebuild alias info.
18990 (gimplify_and_update_call_from_tree): Properly update VOPs.
18991 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
18992 (copy_ref_info): Remove memory-tag related code.
18993 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
18994 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
18995 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
18997 * tree-ssa-dom.c (gimple_p): Remove typedef.
18998 (eliminate_redundant_computations): Adjust.
18999 (record_equivalences_from_stmt): Likewise.
19000 (avail_expr_hash): Likewise.
19001 (avail_expr_eq): Likewise.
19002 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
19003 (stmt_makes_single_load): Likewise.
19004 (stmt_makes_single_store): Likewise.
19005 * tree-ssa-alias.c: Rewrite completely.
19006 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
19007 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
19008 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
19009 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
19010 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
19011 Remove public functions.
19012 (pass_reset_cc_flags): Remove.
19013 (pass_build_alias): Move ...
19014 * tree-ssa-structalias.c (pass_build_alias): ... here.
19015 * tree-ssa-alias.c (may_be_aliased): Move ...
19016 * tree-flow-inline.h (may_be_aliased): ... here.
19017 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
19018 count_uses_and_derefs): Move ...
19019 * gimple.c: ... here.
19020 * gimple.h (count_uses_and_derefs): Declare.
19021 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
19022 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
19023 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
19024 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
19025 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
19026 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
19027 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
19029 * tree-dfa.c (refs_may_alias_p): Move ...
19030 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
19031 * tree-ssa-alias.h: New file.
19032 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
19033 (statement_sink_location): Likewise.
19034 * opts.c (decode_options): Do not adjust max-aliased-vops or
19035 avg-aliased-vops values.
19036 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
19037 (TV_CALL_CLOBBER): Likewise.
19038 (TV_FLOW_SENSITIVE): Likewise.
19039 (TV_FLOW_INSENSITIVE): Likewise.
19040 (TV_MEMORY_PARTITIONING): Likewise.
19041 (TV_ALIAS_STMT_WALK): New timevar.
19042 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
19043 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
19044 (get_address_description): Remove memory-tag related code.
19045 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
19046 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
19047 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
19048 and immediate uses in statements. Document.
19049 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
19050 (dump_symbols): Remove.
19051 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
19052 * alias.c (get_deref_alias_set): New function split out from ...
19053 (get_alias_set): ... here.
19054 * alias.h (get_deref_alias_set): Declare.
19055 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
19056 type parameter. Remove restrict pointer handling. Create a
19057 ref-all pointer in case type-based alias sets do not conflict.
19058 (vect_analyze_data_refs): Remove SMT related code.
19059 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
19060 (vectorizable_load): Likewise.
19061 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
19062 (DR_SYMBOL_TAG, DR_VOPS): Remove.
19063 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
19064 Ignore vops and SMTs.
19065 (dr_analyze_alias): Likewise..
19066 (free_data_ref): Likewise.
19067 (create_data_ref): Likewise.
19068 (analyze_all_data_dependences): Likewise.
19069 (get_references_in_stmt): Adjust.
19070 * tree-flow-inline.h (gimple_aliases_computed_p,
19071 gimple_addressable_vars, gimple_call_clobbered_vars,
19072 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
19073 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
19074 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
19075 gimple_mem_ref_stats): Remove.
19076 (gimple_vop): New function.
19077 (op_iter_next_use): Remove vuses and mayuses cases.
19078 (op_iter_next_def): Remove vdefs case.
19079 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
19080 (clear_and_done_ssa_iter): Do not set removed fields.
19081 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
19082 Assert we are not iterating over vuses or vdefs if not also
19083 iterating over uses or defs.
19084 (op_iter_init_use): Likewise.
19085 (op_iter_init_def): Likewise.
19086 (op_iter_next_vdef): Remove.
19087 (op_iter_next_mustdef): Likewise.
19088 (op_iter_init_vdef): Likewise.
19089 (compare_ssa_operands_equal): Likewise.
19090 (link_use_stmts_after): Handle vuse operand.
19091 (is_call_used): Use is_call_clobbered.
19092 (is_call_clobbered): Global variables are always call clobbered,
19093 query the call-clobbers bitmap.
19094 (mark_call_clobbered): Ignore global variables.
19095 (clear_call_clobbered): Likewise.
19096 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
19097 virtual operands sanity check.
19098 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
19100 (TARGET_MEM_REF): Remove TMR_TAG operand.
19101 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
19102 Remove call-clobber related code.
19103 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
19104 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
19105 partitions or escape reason.
19106 (get_single_def_stmt, get_single_def_stmt_from_phi,
19107 get_single_def_stmt_with_phi): Remove.
19108 (dump_referenced_vars): Tidy.
19109 (get_ref_base_and_extent): Allow bare decls.
19110 (collect_dfa_stats): Adjust.
19111 * graphite.c (rename_variables_in_stmt): Adjust.
19112 (graphite_copy_stmts_from_block): Likewise.
19113 (translate_clast): Likewise.
19114 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
19116 (translate_vuse_through_block): Use the oracle.
19117 (phi_translate_1): Adjust.
19118 (value_dies_in_block_x): Use the oracle. Cache the outcome
19120 (valid_in_sets): Check if the VUSE for
19121 a REFERENCE is available.
19122 (eliminate): Do not remove stmts during elimination,
19123 instead queue and remove them afterwards.
19124 (do_pre): Do not rebuild alias info.
19125 (pass_pre): Run TODO_rebuild_alias before PRE.
19126 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
19127 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
19128 (mark_all_v_defs_stmt): Remove.
19129 (mark_all_v_defs_seq): Adjust.
19130 (sra_replace): Likewise.
19131 (scalarize_use): Likewise.
19132 (scalarize_copy): Likewise.
19133 (scalarize_init): Likewise.
19134 (scalarize_ldst): Likewise.
19135 (todoflags): Remove.
19136 (tree_sra): Do not rebuild alias info.
19137 (tree_sra_early): Adjust.
19138 (pass_sra): Run TODO_update_address_taken before SRA.
19139 * tree-predcom.c (set_alias_info): Remove.
19140 (prepare_initializers_chain): Do not call it.
19141 (mark_virtual_ops_for_renaming): Adjust.
19142 (mark_virtual_ops_for_renaming_list): Remove.
19143 (initialize_root_vars): Adjust.
19144 (initialize_root_vars_lm): Likewise.
19145 (prepare_initializers_chain): Likewise.
19146 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
19147 (may_propagate_copy_into_stmt): Likewise.
19148 (merge_alias_info): Do nothing for now.
19149 (propagate_tree_value_into_stmt): Adjust.
19150 (stmt_may_generate_copy): Likewise.
19151 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
19152 not mark symbols for renaming.
19153 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
19154 with the same statement, make sure to update the new pointed-to one.
19155 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
19156 call statements, do not mark symbols for renaming.
19157 (mark_operand_necessary): Dump something.
19158 (ref_may_be_aliased): New function.
19159 (mark_aliased_reaching_defs_necessary_1): New helper function.
19160 (mark_aliased_reaching_defs_necessary): Likewise.
19161 (mark_all_reaching_defs_necessary_1): Likewise.
19162 (mark_all_reaching_defs_necessary): Likewise.
19163 (propagate_necessity): Do not process virtual PHIs. For
19164 non-aliased loads mark all reaching definitions as necessary.
19165 For aliased loads and stores mark the immediate dominating
19166 aliased clobbers as necessary.
19167 (visited): New global static.
19168 (perform_tree_ssa_dce): Free visited bitmap after propagating
19170 (remove_dead_phis): Perform simple dead virtual PHI removal.
19171 (remove_dead_stmt): Properly unlink virtual operands when
19173 (eliminate_unnecessary_stmts): Schedule PHI removal after
19175 * tree-ssa-ter.c (is_replaceable_p): Adjust.
19176 (process_replaceable): Likewise.
19177 (find_replaceable_in_bb): Likewise.
19178 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
19179 based on the single gimple vop.
19180 (verify_flow_insensitive_alias_info): Remove.
19181 (verify_flow_sensitive_alias_info): Likewise.
19182 (verify_call_clobbering): Likewise.
19183 (verify_memory_partitions): Likewise.
19184 (verify_alias_info): Likewise.
19185 (verify_ssa): Adjust..
19186 (execute_update_addresses_taken): Export. Update SSA
19187 manually. Optimize only when optimizing. Use a local bitmap.
19188 (pass_update_address_taken): Remove TODO_update_ssa, add
19190 (pass_update_address_taken): Just use TODO_update_address_taken.
19191 (init_tree_ssa): Do not initialize addressable_vars.
19192 (verify_ssa): Verify new VUSE / VDEF properties.
19193 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
19194 Do not call verify_alias_info.
19195 (delete_tree_ssa): Clear the VUSE, VDEF operands.
19196 Do not free the loaded and stored syms bitmaps. Reset the escaped
19197 and callused solutions. Do not free addressable_vars.
19198 Remove memory-tag related code.
19199 (warn_uninitialized_var): Aliases are always available.
19200 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
19201 * lambda-code.c (can_put_in_inner_loop): Adjust.
19202 (can_put_after_inner_loop): Likewise.
19203 (perfect_nestify): Likewise.
19204 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
19205 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
19206 (vectorizable_conversion): Do not mark symbols for renaming.
19207 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
19208 (expand_call_inline): Unlink the calls virtual operands before
19210 (tree_function_versioning): Do not call update_ssa if we are not
19211 updating clones. Simplify.
19212 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
19213 (propagate_with_phi): Likewise..
19214 * tree-outof-ssa.c (create_temp): Remove memory tag and call
19215 clobber code. Assert we are not aliased or global.
19216 * tree-flow.h: Include tree-ssa-alias.h
19217 (enum escape_type): Remove.
19218 (struct mem_sym_stats_d): Likewise.
19219 (struct mem_ref_stats_d): Likewise.
19220 (struct gimple_df): Add vop member. Remove global_var,
19221 call_clobbered_vars, call_used_vars, addressable_vars,
19222 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19223 escaped and callused members.
19224 (struct ptr_info_def): Remove all members, add points-to solution
19226 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19227 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19228 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19229 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19230 (tree-ssa-alias.o): Likewise.
19231 (toplev.o): Add tree-ssa-alias.h
19232 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19233 * gimple.c (gimple_set_bb): Fix off-by-one error.
19234 (is_gimple_reg): Do not handle memory tags.
19235 (gimple_copy): Also copy virtual operands.
19236 Delay updating the statement. Do not reset loaded and stored syms.
19237 (gimple_set_stored_syms): Remove.
19238 (gimple_set_loaded_syms): Likewise.
19239 (gimple_call_copy_skip_args): Copy the virtual operands
19240 and mark the new statement modified.
19241 * tree-ssa-structalias.c (may_alias_p): Remove.
19242 (set_uids_in_ptset): Take the alias set to prune with as
19243 parameter. Fold in the alias test of may_alias_p.
19244 (compute_points_to_sets): Compute whether a ptr is dereferenced
19245 in a local sbitmap.
19246 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19247 other ADDRESSOF constraints on the lhs.
19248 (get_constraint_for_component_ref): Assert that we don't get
19249 ADDRESSOF constraints from the base of the reference.
19250 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19251 (struct variable_info): Remove collapsed_to member.
19252 (get_varinfo_fc): Remove.
19253 (new_var_info): Do not set collapsed_to.
19254 (dump_constraint): Do not follow cycles.
19255 (dump_constraint_graph): Likewise.
19256 (build_pred_graph): Likewise.
19257 (build_succ_graph): Likewise.
19258 (rewrite_constraints): Likewise.
19259 (do_simple_structure_copy): Remove.
19260 (do_rhs_deref_structure_copy): Remove.
19261 (do_lhs_deref_structure_copy): Remove.
19262 (collapse_rest_of_var): Remove.
19263 (do_structure_copy): Re-implement.
19264 (pta_stats): New global variable.
19265 (dump_pta_stats): New function.
19266 (struct constraint_expr): Make offset signed.
19267 (UNKNOWN_OFFSET): Define special value.
19268 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19269 (solution_set_expand): New helper function split out from ...
19270 (do_sd_constraint): ... here.
19271 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19272 (do_ds_constraint): Likewise.
19273 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19274 and CALLUSED = *CALLUSED.
19275 (set_union_with_increment): Make inc argument signed.
19276 (type_safe): Remove.
19277 (get_constraint_for_ptr_offset): Handle unknown and negative
19279 (first_vi_for_offset): Handle offsets before start. Bail
19280 out early for offsets beyond the variable extent.
19281 (first_or_preceding_vi_for_offset): New function.
19282 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19283 Together with ESCAPED = *ESCAPED this properly computes reachability.
19284 (find_what_var_points_to): New function.
19285 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19286 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19287 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19288 pt_solutions_intersect): New functions.
19289 (compute_call_used_vars): Remove.
19290 (compute_may_aliases): New main entry into PTA computation.
19291 * gimple.h (gimple_p): New typedef.
19292 (struct gimple_statement_base): Remove references_memory_p.
19293 (struct gimple_statement_with_memory_ops_base): Remove
19294 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19296 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19297 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19298 gimple_set_references_memory): Remove.
19299 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19300 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19302 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19303 (verify_expr): Allow RESULT_DECL.
19304 (gimple_duplicate_bb): Do not copy virtual operands.
19305 (gimple_duplicate_sese_region): Adjust.
19306 (gimple_duplicate_sese_tail): Likewise.
19307 (mark_virtual_ops_in_region): Remove.
19308 (move_sese_region_to_fn): Do not call it.
19309 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19310 and pass_simple_dse.
19311 (execute_function_todo): Handle TODO_update_address_taken,
19312 call execute_update_addresses_taken for TODO_rebuild_alias.
19313 (execute_todo): Adjust.
19314 (execute_one_pass): Init dump files early.
19315 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19317 (create_general_new_stmt): Clear vops.
19318 * tree-ssa-reassoc.c (get_rank): Adjust.
19319 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19320 symbols for renaming.
19321 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19322 (PARAM_AVG_ALIASED_VOPS): Likewise.
19323 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19324 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19325 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19326 (operand_build_cmp, copy_virtual_operands,
19327 create_ssa_artificial_load_stmt, add_to_addressable_set,
19328 gimple_add_to_addresses_taken): Remove public functions.
19329 (unlink_stmt_vdef): New function.
19331 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19333 * config.gcc (powerpc-*-linux*): Merge variants.
19335 2009-04-02 Chao-ying Fu <fu@mips.com>
19336 James Grosbach <james.grosbach@microchip.com>
19338 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19339 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19341 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19342 keep_interrupts_masked_p, use_debug_exception_return_p.
19343 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19344 keep_interrupts_masked, use_debug_exception_return.
19345 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19346 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19348 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19349 (mips_print_operand): Process COP0 registers to print $0 .. $31
19350 correctly for GAS to process.
19351 (mips_interrupt_extra_call_saved_reg_p): New function.
19352 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19354 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19355 (mips_compute_frame_info): Add supports for interrupt context that
19356 includes doubleword accumulators and COP0 registers.
19357 (mips_for_each_saved_acc): New function.
19358 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19359 mips_for_each_saved_reg.
19360 (mips_save_reg): Save accumulators.
19361 (mips_kernel_reg_p): A new for_each_rtx callback.
19362 (mips_expand_prologue): Support interrupt handlers.
19363 (mips_restore_reg): Restore accumulators.
19364 (mips_expand_epilogue): Support interrupt handlers.
19365 (mips_can_use_return_insn): Return false for interrupt handlers.
19366 (mips_epilogue_uses): New function.
19367 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19368 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19369 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19370 cop0_move): New instructions.
19371 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19372 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19374 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19376 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19377 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19378 interrupt handlers, we use K0 as the temporary register.
19379 (EPILOGUE_USES): Change to a function call.
19380 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19381 handlers, we use K0 as the temporary register.
19383 * doc/extend.texi (Function Attributes): Document interrupt,
19384 use_shadow_register_set, keep_interrupts_masked,
19385 use_debug_exception_return for MIPS attributes.
19387 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19389 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19390 Remove a number of t-files from tmake_file.
19391 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19392 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19393 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19394 target_prototype, not TARGET_PROTOTYPE.
19395 (LINK_OS_GNU_SPEC): Define.
19396 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19397 and darwin-ldoubdle.c.
19399 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19402 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19403 (cpp_options): Ditto.
19404 (default_compilers): Ditto.
19405 (display_help): Ditto.
19406 (process_command): Ditto.
19407 (do_spec_1): Ditto.
19408 (set_input): Use lbasename instead of duplicate code.
19409 (save_temps_prefix): New static for -save-temps=obj.
19410 (save_temps_length): Ditto.
19412 * doc/invoke.texi (-save-temps=obj): Document new variant to
19413 -save-temps switch.
19415 2009-04-02 Jeff Law <law@redhat.com>
19417 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19420 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19422 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19423 * configure: Regenerated.
19425 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19427 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19428 share the argument list.
19430 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19434 2009-02-12 Diego Novillo <dnovillo@google.com>
19436 * varpool.c (debug_varpool): New.
19437 * cgraph.h (debug_varpool): Declare.
19439 2009-04-02 Jan Hubicka <jh@suse.cz>
19441 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19444 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19446 * config/i386/i386.c (ix86_abi): Move initialization to ...
19447 (override_options): Here.
19449 2009-04-02 Christian Bruel <christian.bruel@st.com>
19451 * config/sh/sh.c (sh_dwarf_register_span): New function.
19452 (TARGET_DWARF_REGISTER_SPAN): Define.
19453 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19455 2009-04-02 Ira Rosen <irar@il.ibm.com>
19457 PR tree-optimization/39595
19458 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19459 interleaved loads group is not greater than the SLP group size.
19461 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19463 * builtins.c (is_builtin_name): New.
19464 (called_as_built_in): Use is_builtin_name.
19465 * tree.h (is_builtin_name): New.
19466 * varasm.c (incorporeal_function_p): Use is_builtin_name
19468 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19470 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19472 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19475 * c-decl.c (clone_underlying_type): Move this ...
19476 * c-common.c (set_underlying_type): ... here.
19477 Also, make sure the function properly sets TYPE_STUB_DECL() on
19478 the newly created typedef variant type.
19479 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19480 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19483 2009-04-02 Richard Guenther <rguenther@suse.de>
19485 PR tree-optimization/37221
19486 * tree-flow.h (degenerate_phi_result): Declare.
19487 * tree-ssa-dom.c (degenerate_phi_result): Export.
19488 * tree-scalar-evolution.c (analyze_initial_condition): If
19489 the initial condition is defined by a degenerate PHI node
19490 use the degenerate value.
19492 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19494 PR rtl-optimization/39588
19495 * combine.c (merge_outer_ops): Do not set the constant when this
19497 (simplify_shift_const_1): Do not modify it either in this case.
19499 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19501 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19502 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19504 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19507 * c-lex.c (interpret_float): Default (no suffix) is double.
19509 2009-04-1 Xinliang David Li <davidxl@google.com>
19511 * config/i386/i386.c (legitimate_constant_p): Recognize
19512 all one vector constant.
19514 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19516 * config/vax/vax.c: Add #includes to silence warnings.
19517 Change #include order to silence two warnings.
19519 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19521 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19522 (ASM_SPEC): Pass -k to the assembler for PIC code.
19524 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19526 * config.gcc: Add vax-*-linux* to the switch.
19527 * config/vax/linux.h: New file. (TARGET_VERSION,
19528 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19530 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19532 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19533 Use predicate macros instead of GET_CODE() == foo.
19534 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19535 ashlsi3, rotrsi3, <unnamed>): Likewise.
19537 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19539 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19540 jbbccihi, jbbccisi): Remova trailing whitespace.
19541 * config/vax/constraints.md: Likewise.
19542 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19543 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19544 * config/vax/predicates.md: Likewise.
19545 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19546 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19547 * config/vax/vax.h: Likewise.
19548 * config/vax/vax.md (nonlocal_goto): Likewise.
19550 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19552 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19553 (indirectable_address_p, adjacent_operands_p): Add spaces around
19555 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19557 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19559 * config/vax/vax.c (legitimate_constant_address_p,
19560 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19561 index_term_p, reg_plus_index_p, legitimate_address_p,
19562 vax_mode_dependent_address_p): Update comments to match functions
19563 modified by the recent int->bool conversion.
19565 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19567 * config/vax/builtins.md: Update copyright message.
19568 * config/vax/constraints.md: Likewise.
19569 * config/vax/netbsd-elf.h: Likewise.
19570 * config/vax/predicates.md: Likewise.
19571 * config/vax/vax-protos.h: Likewise.
19572 * config/vax/vax.c: Likewise.
19573 * config/vax/vax.h: Likewise.
19574 * config/vax/vax.md: Likewise.
19575 * config/vax/vax.opt: Likewise.
19577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19579 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19580 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19581 * config/vax/constraints.md (B, R): Likewise.
19582 * config/vax/predicates.md (external_memory_operand,
19583 nonimmediate_addsub_di_operand): Likewise.
19584 * config/vax/vax.c (vax_output_int_add): Likewise.
19585 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19586 untyped_call): Likewise.
19588 2009-04-01 Matt Thomas <matt@3am-software.com>
19590 * config/vax/predicates.md: New file.
19591 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19592 external_const_operand, nonsymbolic_operand, external_memory_operand,
19593 indirect_memory_operand, indexed_memory_operand,
19594 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19595 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19597 * config/vax/constraints.md: New file.
19598 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19600 * config/vax/builtins.md: New file.
19601 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19602 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19604 * config/vax/vax.opt (mqmath): Add option.
19605 * config/vax/vax.md (isfx): Extend with DI.
19606 (VAXintQH, VAXintQHSD): Define.
19607 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19608 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19609 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19610 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19611 (movdi): Update constraints and use vax_output_int_move().
19612 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19613 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19614 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19615 nonlocal_goto): New.
19616 (mov<mode>): Extend accepted operand types.
19617 (subdi3_old): Rename from subdi3, change update constraints and use
19618 a new implementation.
19619 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19620 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19621 MOVE_RATIO, CLEAR_RATIO): Define.
19622 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19623 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19624 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19625 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19626 (split_quadword_operands): Make static and really allow variable
19628 (print_operand_address): Update for PIC generation.
19629 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19630 indexable_address_p, fixup_mathdi_operand,
19631 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19632 (vax_float_literal, legitimate_constant_p,
19633 indirectable_constant_address_p, index_term_p,
19634 reg_plus_index_p): Return bool instead of int.
19635 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19637 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19639 (vax_output_conditional_branch): Indent.
19640 (legitimate_constant_address_p, indirectable_constant_address_p,
19641 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19642 vax_mode_dependent_address_p): Return bool instead of int, update for
19644 * config/vax/vax-protos.h (legitimate_constant_address_p,
19645 legitimate_constant_p, legitimate_address_p,
19646 vax_mode_dependent_address_p): Change declaration to bool.
19647 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19648 vax_expand_addsub_di_operands, vax_output_int_subtract,
19649 vax_output_movmemsi): Declare.
19650 (split_quadword_operands, vax_float_literal): Delete declaration.
19651 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19652 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19653 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19654 ASM_OUTPUT_DWARF_PCREL): Define.
19655 (ASM_SPEC): Change definition to allow PIC generation.
19657 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19659 * doc/sourcebuild.texi: Update front-end requirements.
19661 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19664 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19665 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19666 (booldi3_internal3): Use boolean_or_operator instead of
19669 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19672 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19673 declarator whose size is not an integer constant expression but
19674 folds to an integer constant, then treat it as a constant
19677 2009-04-01 Richard Guenther <rguenther@suse.de>
19679 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19680 i * 4 + 2 to (i * 2 + 1) * 2.
19682 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19685 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19686 return if c_parser_asm_string_literal returned NULL.
19688 2009-04-01 Nick Clifton <nickc@redhat.com>
19690 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19692 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19693 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19694 other typedefs to avoid conflicts with libgcc2.c. Define labels
19695 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19697 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19698 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19701 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19703 * varasm.c (default_function_rodata_section): Declare DOT as
19706 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19707 Andrey Galkin <agalkin@hypercom.com>
19710 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19711 Make object_name unique for each process.
19713 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19716 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19717 addressable variables in the parallel that could go out of scope while
19718 running queued tasks.
19720 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19722 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19723 (CASE_VALUES_THRESHOLD): Redefine.
19724 * config/avr/avr.c (avr_override_options): Remove initialization of
19725 avr_case_values_threshold variable.
19726 (avr_case_values_threshold): Remove variable. Add new function.
19727 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19728 * config/avr/avr.opt (mno-tablejump): Remove option.
19729 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19731 2009-04-01 DJ Delorie <dj@redhat.com>
19733 * varasm.c (default_function_rodata_section): Don't assume
19734 anything about where the first '.' in the section name is.
19736 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19738 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19739 rs6000_emit_stack_tie.
19741 2009-03-31 Ian Lance Taylor <iant@google.com>
19743 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19744 gimple_code with GIMPLE_RESX, not RESX.
19746 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19748 * c-common.c (c_get_ident): New.
19749 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19751 2009-04-01 Ben Elliston <bje@au.ibm.com>
19753 * config/rs6000/sysv4.opt (msdata): Improve option description.
19755 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19757 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19758 (divdf3_internal_lat): Remove.
19759 (divxf3_internal_lat): Remove.
19760 (divxf3_internal_thr): Remove.
19761 (divxf): Use divxf3_internal.
19762 * config/ia64/div.md (divsf3_internal_lat): New.
19763 (divdf3_internal_lat): New.
19764 (divxf3_internal): New.
19766 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19769 * Makefile.in (USE_GCC_STDINT): Define.
19770 (stmp-int-hdrs): Install stdint.h if applicable.
19771 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19773 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19774 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19775 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19776 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19777 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19778 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19779 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19780 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19781 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19782 (c_common_nodes_and_builtins): Initialize
19783 underlying_wchar_type_node. Do not initialize
19784 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19785 nodes for new types.
19786 (c_stddef_cpp_builtins): Define macros for new types.
19787 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19789 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19790 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19791 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19792 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19793 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19794 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19795 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19796 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19797 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19798 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19799 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19800 int16_type_node, int32_type_node, int64_type_node,
19801 uint8_type_node, uint16_type_node, c_uint32_type_node,
19802 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19803 int_least32_type_node, int_least64_type_node,
19804 uint_least8_type_node, uint_least16_type_node,
19805 uint_least32_type_node, uint_least64_type_node,
19806 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19807 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19808 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19809 uintptr_type_node): Define.
19810 * c-cppbuiltin.c (builtin_define_constants,
19811 builtin_define_type_minmax): New.
19812 (builtin_define_stdint_macros): Define more macros.
19813 (c_cpp_builtins): Define more limit macros.
19814 (type_suffix): New.
19815 (builtin_define_type_max): Define in terms of
19816 builtin_define_type_minmax. Remove is_long parameter. All
19818 * config.gcc (use_gcc_stdint): Define.
19819 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19820 Add newlib-stdint.h for generic targets.
19821 * config/glibc-stdint.h, config/newlib-stdint.h,
19822 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19823 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19824 * config/score/score.h (UINTPTR_TYPE): Define.
19825 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19826 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19827 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19828 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19829 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19830 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19831 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19832 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19833 * config/spu/spu.h (STDINT_LONG32): Define.
19834 * configure.ac (use_gcc_stdint): Substitute.
19835 * configure: Regenerate.
19836 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19837 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19838 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19839 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19840 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19841 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19842 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19843 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19844 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19845 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19846 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19847 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19848 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19849 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19850 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19851 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19852 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19853 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19854 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19855 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19856 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19857 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19858 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19859 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19860 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19861 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19862 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19863 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19864 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19866 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19868 * loop-iv.c (suitable_set_for_replacement): Renamed from
19869 simplify_using_assignment; changed to return bool and to accept new
19870 args DEST and SRC. Return true iff we find a source/destination pair
19871 that can be used to make a replacement, and fill SRC and DEST if so.
19872 Remove arg ALTERED. Don't deal with altered regs here. All callers
19874 (simplify_using_initial_values): Deal with altered regs here and track
19875 more precisely the effect they have on the validity of our expression.
19877 * loop-iv.c (simplify_using_condition): A condition of the form
19878 (EQ REG CONST) can be used to simply make a substitution.
19879 (simplify_using_initial_values): Keep track of conditions we have seen
19880 and keep using them to simplify new expressions, while applying the
19881 same substitutions to them as to the expression.
19883 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19884 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19887 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19888 changed. Use this when trying to improve the upper bound.
19889 Generate the comparison by using simplify_gen_relational.
19891 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19893 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19895 (simplify_using_assignment, simplify_using_initial_values): Call
19896 replace_in_expr to make replacements. Call replace_single_def_regs
19897 once on the initial version of the expression.
19899 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19902 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19904 2009-03-31 Richard Guenther <rguenther@suse.de>
19906 PR middle-end/31029
19907 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19908 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19910 2009-03-31 Richard Guenther <rguenther@suse.de>
19912 * tree.h (div_if_zero_remainder): Declare.
19913 * fold-const.c (div_if_zero_remainder): Export.
19914 * tree-ssa-forwprop.c
19915 (forward_propagate_addr_into_variable_array_index): Handle
19916 constant array index addition outside of the variable index.
19918 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19921 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19922 define_splits, floatunssi<mode>2): Require x87 conversions from
19923 DImode to be permitted.
19925 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19927 PR preprocessor/15638
19928 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19930 2009-03-31 Richard Guenther <rguenther@suse.de>
19932 PR middle-end/23401
19933 PR middle-end/27810
19934 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
19935 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
19936 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
19937 a separate statement.
19938 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
19939 (lookup_tmp_var): Likewise.
19940 (is_gimple_formal_tmp_or_call_rhs): Remove.
19941 (is_gimple_reg_or_call_rhs): Rename to ...
19942 (is_gimple_reg_rhs_or_call): ... this.
19943 (is_gimple_mem_or_call_rhs): Rename to ...
19944 (is_gimple_mem_rhs_or_call): ... this.
19945 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
19946 DECL_GIMPLE_REG_P only if is_formal is true.
19947 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
19948 for non-proper post-modify expression gimplification.
19949 (gimplify_self_mod_expr): For post-modify expressions gimplify
19950 the lvalue to a minimal lvalue.
19951 (rhs_predicate_for): Remove formal temp case.
19952 (gimplify_modify_expr_rhs): Likewise.
19953 (gimplify_addr_expr): Use is_gimple_reg.
19954 (gimplify_expr): Remove formal temp cases.
19955 (gimple_regimplify_operands): Likewise.
19956 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
19957 and FILTER_EXPR like constants.
19958 * gimple.c (walk_gimple_op): Fix val_only initialization, use
19960 (is_gimple_formal_tmp_rhs): Remove.
19961 (is_gimple_reg_rhs): Remove special casing.
19962 (is_gimple_mem_rhs): Fix.
19963 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
19964 (is_gimple_formal_tmp_var): Remove.
19965 (is_gimple_formal_tmp_reg): Likewise.
19966 (is_gimple_min_lval): Allow invariant component ref parts.
19967 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
19968 is_gimple_formal_tmp_reg): Remove declarations.
19969 * tree-cfg.c (verify_expr): Verify that variables with address
19970 taken do not have DECL_GIMPLE_REG_P set.
19971 * tree-mudflap.c (mf_build_check_statement_for): Use
19972 force_gimple_operand instead of gimplify_expr.
19974 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
19976 * modulo-sched.c (sms_schedule_by_order): Pass the actual
19977 schedulable rows to compute_split_row.
19979 2009-03-31 Ben Elliston <bje@au.ibm.com>
19982 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
19985 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19987 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
19988 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
19989 * configure: Regenerate.
19990 * config.in: Regenerate.
19991 * config/rs6000/rs6000.opt (mtls-markers): Add.
19992 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
19993 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
19994 (tls_ld_aix, tls_ld_sysv): Likewise.
19995 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
19996 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
19998 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20000 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
20002 2009-03-30 Jan Hubicka <jh@suse.cz>
20004 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
20006 (tree_remove_unreachable_handlers): Cleanup EH predecestor
20007 detection and label handling.
20009 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20011 * ira-int.h (ira_allocno): Rename left_conflicts_num to
20012 left_conflicts_size.
20013 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
20014 ALLOCNO_LEFT_CONFLICTS_SIZE.
20016 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
20017 remove_allocno_from_bucket_and_push,
20018 allocno_spill_priority_compare, push_allocnos_to_stack,
20019 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20020 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
20021 (setup_allocno_left_conflicts_num): Ditto. Rename to
20022 setup_allocno_left_conflicts_size.
20023 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20024 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
20025 setup_allocno_left_conflicts_size instead of
20026 setup_allocno_left_conflicts_num.
20028 * ira-build.c (ira_create_allocno): Use
20029 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
20030 ALLOCNO_LEFT_CONFLICTS_NUM.
20032 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20034 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20035 instead of DF_LR_OUT.
20037 * ira-lives.c (process_bb_node_lives): Ditto.
20039 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20040 instead of DF_LR_{OUT,IN}.
20042 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20044 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20046 2009-03-30 Jan Hubicka <jh@suse.cz>
20048 * except.c (label_to_region_map): Fix thinko.
20050 2009-03-30 Steve Ellcey <sje@cup.hp.com>
20052 PR middle-end/38237
20053 * tree.h (tree_find_value): New declaration.
20054 * tree.c (tree_find_value): New function.
20055 * varasm.c (assemble_external): Avoid duplicate entries on lists.
20057 2009-03-30 Jakub Jelinek <jakub@redhat.com>
20060 * c-decl.c (struct c_binding): Add locus field.
20061 (bind): Add locus argument, set locus field from it.
20062 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
20063 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
20064 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
20065 implicitly_declare, undeclared_variable, lookup_label,
20066 declare_label, c_make_fname_decl, c_builtin_function,
20067 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
20070 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
20073 * config/i386/i386.c (classify_argument): Check total size of
20076 2009-03-30 Martin Jambor <mjambor@suse.cz>
20078 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
20079 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
20080 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
20083 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
20084 seen_variable_array_ref while also traversing a union.
20086 * tree-inline.c (optimize_inline_calls): Do not call
20087 cgraph_node_remove_callees.
20088 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
20089 (pass_remove_cgraph_callee_edges): New variable.
20090 * passes.c (init_optimization_passes): Add
20091 pass_remove_cgraph_callee_edges after early inlining and before all
20092 late intraprocedural passes.
20094 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
20096 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20098 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
20099 Fix typos in names.
20101 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20103 * combine.c (simplify_comparison): Use have_insn_for.
20104 * dojump.c (do_jump): Likewise.
20106 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20108 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
20109 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
20110 sparc_compare_op0 like sparc_compare_emitted used to be handled.
20111 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
20112 instead of sparc_compare_emitted.
20113 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
20114 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
20115 instead of sparc_compare_emitted.
20117 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20119 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
20120 enter/exit cfglayout mode.
20121 (pass_partition_block): Require it.
20122 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
20123 (combine_instructions): Track basic blocks instead of labels.
20124 (update_cfg_for_uncondjump): New.
20125 (try_combine): Use it. Update jumps after rescanning.
20126 (pass_combine): Require PROP_cfglayout.
20127 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
20129 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20131 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
20132 Provide/destroy PROP_cfglayout respectively.
20133 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
20134 * tree-pass.h (PROP_cfglayout): New.
20136 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20138 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
20139 fold_convert_const_fixed_from_fixed,
20140 fold_convert_const_fixed_from_int,
20141 fold_convert_const_fixed_from_real, fold_negate_const): Do not
20142 set TREE_CONSTANT_OVERFLOW.
20143 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
20144 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
20146 2009-03-30 Ira Rosen <irar@il.ibm.com>
20148 * tree-vect-loop-manip.c: New file.
20149 * tree-vectorizer.c: Update documentation and included files.
20150 (vect_loop_location): Make extern.
20151 (rename_use_op): Move to tree-vect-loop-manip.c
20152 (rename_variables_in_bb, rename_variables_in_loop,
20153 slpeel_update_phis_for_duplicate_loop,
20154 slpeel_update_phi_nodes_for_guard1,
20155 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
20156 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
20157 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
20158 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
20159 find_loop_location): Likewise.
20160 (new_stmt_vec_info): Move to tree-vect-stmts.c.
20161 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
20162 get_vectype_for_scalar_type, vect_is_simple_use,
20163 supportable_widening_operation, supportable_narrowing_operation):
20165 (bb_in_loop_p): Move to tree-vect-loop.c.
20166 (new_loop_vec_info, destroy_loop_vec_info,
20167 reduction_code_for_scalar_code, report_vect_op,
20168 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
20169 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
20170 (vect_supportable_dr_alignment): Likewise.
20171 * tree-vectorizer.h (tree-data-ref.h): Include.
20172 (vect_loop_location): Declare.
20173 Reorganize function declarations according to the new file structure.
20174 * tree-vect-loop.c: New file.
20175 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
20176 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
20177 * tree-vect-data-refs.c: New file.
20178 * tree-vect-patterns.c (timevar.h): Don't include.
20179 * tree-vect-stmts.c: New file.
20180 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
20181 tree-vect-slp.c, tree-vect-loop.c.
20182 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
20183 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
20184 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
20185 (tree-vect-analyze.o): Remove.
20186 (tree-vect-transform.o): Likewise.
20187 (tree-vect-data-refs.o): Add rule.
20188 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
20189 tree-vect-slp.o): Likewise.
20190 (tree-vect-patterns.o): Remove redundant dependencies.
20191 (tree-vectorizer.o): Likewise.
20192 * tree-vect-slp.c: New file.
20194 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20196 * optc-gen.awk: Warn if an option flag has multiple different
20199 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
20201 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
20202 -floop-block): Document dependences on PPL, CLooG and Graphite.
20204 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20206 PR rtl-optimization/323
20207 * c-common.c (c_fully_fold, convert_and_check,
20208 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
20209 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
20210 * c-common.def (EXCESS_PRECISION_EXPR): New.
20211 * c-cppbuiltin.c (builtin_define_float_constants): Define
20212 constants with enough digits for long double.
20213 * c-lex.c (interpret_float): Interpret constant with excess
20214 precision where appropriate.
20215 * c-opts.c (c_common_post_options): Set
20216 flag_excess_precision_cmdline. Give an error for
20217 -fexcess-precision=standard for C++ for processors where the
20218 option is significant.
20219 * c-parser.c (c_parser_conditional_expression): Handle excess
20220 precision in condition.
20221 * c-typeck.c (convert_arguments): Handle arguments with excess
20223 (build_unary_op): Move excess precision outside operation.
20224 (build_conditional_expr): Likewise.
20225 (build_compound_expr): Likewise.
20226 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20227 (build_modify_expr): Handle excess precision in RHS.
20228 (convert_for_assignment): Handle excess precision in converted
20230 (digest_init, output_init_element, process_init_element): Handle
20231 excess precision in initializer.
20232 (c_finish_return): Handle excess precision in return value.
20233 (build_binary_op): Handle excess precision in operands and add
20234 excess precision as needed for operation.
20235 * common.opt (-fexcess-precision=): New option.
20236 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20237 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20238 For standard excess precision, output explicit conversion to and
20239 truncation from XFmode.
20240 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20241 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20242 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20243 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20244 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20245 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20246 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20247 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20248 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20249 define_splits, sqrt<mode>2): Disable where appropriate for
20250 standard excess precision.
20251 * convert.c (convert_to_real): Do not shorten arithmetic to type
20252 for which excess precision would be used.
20253 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20254 * doc/invoke.texi (-fexcess-precision=): Document option.
20255 (-mfpmath=): Correct index entry.
20256 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20257 flag_excess_precision): New.
20258 * langhooks.c (lhd_post_options): Set
20259 flag_excess_precision_cmdline.
20260 * opts.c (common_handle_option): Handle -fexcess-precision=.
20261 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20262 init_excess_precision): New.
20263 (lang_dependent_init_target): Call init_excess_precision.
20264 * tree.c (excess_precision_type): New.
20265 * tree.h (excess_precision_type): Declare.
20267 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20270 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20271 non-lvalue to component.
20273 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20275 PR preprocessor/34695
20276 * Makefile.in (c-opts.o): Depend on c-tree.h.
20277 * c-common.c: Move down include of diagnostic.h.
20278 (done_lexing, c_cpp_error): New.
20279 * c-common.h (done_lexing): Declare.
20280 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20282 * c-opts.c: Include c-tree.h.
20283 (c_common_init_options): Set preprocessor error callback.
20284 (c_common_handle_option): Do not set preprocessor
20285 inhibit_warnings, warnings_are_errors, warn_system_headers,
20286 pedantic_errors or inhibit_warnings flags.
20287 (c_common_post_options): Do not check cpp_errors (parse_in).
20288 (c_common_finish): Do not output dependencies if there were
20289 errors. Do not check return value of cpp_finish.
20290 * c-ppoutput.c (pp_file_change): Set input_location.
20291 * c-tree.h (c_cpp_error): Declare.
20292 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20294 (diagnostic_build_prefix): Check override_column.
20295 * diagnostic.h (diagnostic_info): Add override_column field.
20296 (diagnostic_override_column): Define.
20298 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20300 * c-common.c (c_expand_expr, c_staticp): Remove.
20301 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20302 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20303 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20304 * c-gimplify.c (gimplify_compound_literal_expr,
20305 optimize_compound_literals_in_ctor): Remove.
20306 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20307 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20308 * c-semantics.c (emit_local_var): Remove.
20310 * langhooks-def.h (lhd_expand_expr): Remove.
20311 * langhooks.c (lhd_expand_expr): Remove.
20312 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20314 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20315 handling from c-semantics.c; don't call into langhook.
20316 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20317 * gimplify.c (gimplify_compound_literal_expr,
20318 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20319 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20320 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20321 as was done in c-gimplify.c.
20322 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20323 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20324 Move from c-common.h.
20325 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20327 * tree.c (staticp): Do not call langhook.
20328 * langhooks.c (lhd_staticp): Delete.
20329 * langhooks-def.h (lhd_staticp): Delete prototype.
20330 (LANG_HOOKS_STATICP): Delete.
20331 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20333 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20334 instead of DECL_STMTs.
20336 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20344 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20346 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20347 contained expression.
20348 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20349 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20350 conditional expressions for C.
20351 (decl_constant_value_for_optimization): Move from
20352 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20353 whether optimizing and that the expression is a VAR_DECL not of
20354 array type instead of doing such checks in the caller. Do not
20355 check pedantic. Call gcc_unreachable for C++.
20356 * c-common.def (C_MAYBE_CONST_EXPR): New.
20357 * c-common.h (c_fully_fold, c_save_expr,
20358 decl_constant_value_for_optimization): New prototypes.
20359 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20360 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20361 EXPR_INT_CONST_OPERANDS): Define.
20362 * c-convert.c (convert): Strip nops from expression.
20363 * c-decl.c (groktypename): Take extra parameters expr and
20364 expr_const_operands. Update call to grokdeclarator.
20365 (start_decl): Update call to grokdeclarator. Add statement for
20366 expressions used in type of decl.
20367 (grokparm): Update call to grokdeclarator.
20368 (push_parm_decl): Update call to grokdeclarator.
20369 (build_compound_literal): Add parameter non_const and build a
20370 C_MAYBE_COSNT_EXPR if applicable.
20371 (grokdeclarator): Take extra parameters expr and
20372 expr_const_operands. Track expressions used in declaration
20373 specifiers and declarators. Fold array sizes and track whether
20374 they are constant expressions and whether they are integer
20375 constant expressions.
20376 (parser_xref_tag): Set expr and expr_const_operands fields in
20378 (grokfield): Update call to grokdeclarator.
20379 (start_function): Update call to grokdeclarator.
20380 (build_null_declspecs): Set expr and expr_const_operands fields in
20382 (declspecs_add_type): Handle expressions in typeof specifiers.
20383 * c-parser.c (c_parser_declspecs): Set expr and
20384 expr_const_operands fields for declaration specifiers.
20385 (c_parser_enum_specifier): Likewise.
20386 (c_parser_struct_or_union_specifier): Likewise.
20387 (c_parser_typeof_specifier): Likewise. Update call to
20388 groktypename. Fold expression as needed. Return expressions with
20389 type instead of adding statements.
20390 (c_parser_attributes): Update calls to c_parser_expr_list.
20391 (c_parser_statement_after_labels): Fold expression before passing
20392 to objc_build_throw_stmt.
20393 (c_parser_condition): Fold expression.
20394 (c_parser_asm_operands): Fold expression.
20395 (c_parser_conditional_expression): Use c_save_expr. Update call
20396 to build_conditional_expr.
20397 (c_parser_alignof_expression): Update call to groktypename.
20398 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20399 original_code. Fold expression argument of va_arg. Create
20400 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20401 argument to va_arg. Update calls to groktypename. Fold array
20402 index for offsetof. Verify that first argument to
20403 __builtin_choose_expr has integer type.
20404 (c_parser_postfix_expression_after_paren_type): Update calls to
20405 groktypename and build_compound_literal. Handle expressions with
20406 side effects in type name.
20407 (c_parser_postfix_expression_after_primary): Update call to
20408 c_parser_expr_list. Set original_code for calls to
20409 __builtin_constant_p.
20410 (c_parser_expr_list): Take extra parameter fold_p. Fold
20411 expressions if requested.
20412 (c_parser_objc_type_name): Update call to groktypename.
20413 (c_parser_objc_synchronized_statement): Fold expression.
20414 (c_parser_objc_receiver): Fold expression.
20415 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20416 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20417 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20418 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20419 (struct c_typespec): Add elements expr and expr_const_operands.
20420 (struct c_declspecs): Add elements expr and expr_const_operands.
20421 (groktypename, build_conditional_expr, build_compound_literal):
20423 (in_late_binary_op): Declare.
20424 * c-typeck.c (note_integer_operands): New function.
20425 (in_late_binary_op): New variable.
20426 (decl_constant_value_for_broken_optimization): Move to c-common.c
20427 and rename to decl_constant_value_for_optimization.
20428 (default_function_array_conversion): Do not strip nops.
20429 (default_conversion): Do not call
20430 decl_constant_value_for_broken_optimization.
20431 (build_array_ref): Do not fold result.
20432 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20433 result when operand is a VLA.
20434 (c_expr_sizeof_type): Update call to groktypename. Handle
20435 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20436 result when operand names a VLA type.
20437 (build_function_call): Update call to build_compound_literal.
20438 Only fold result for calls to __builtin_* functions. Strip
20439 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20440 the function designator.
20441 (convert_arguments): Fold arguments. Update call to
20442 convert_for_assignment.
20443 (build_unary_op): Handle increment and decrement of
20444 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20445 decrement earlier. Fold operand of increment and decrement.
20446 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20447 built for integer operand. Wrap returns that are INTEGER_CSTs
20448 without being integer constant expressions or that have integer
20449 constant operands without being INTEGER_CSTs.
20450 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20451 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20452 result is an integer constant expression or can be used in
20453 unevaluated parts of one and avoid folding and wrap as
20454 appropriate. Fold operands before possibly doing -Wsign-compare
20456 (build_compound_expr): Wrap result for C99 if operands can be used
20457 in integer constant expressions.
20458 (build_c_cast): Update call to digest_init. Do not ignore
20459 overflow from casting floating-point constants to integers. Wrap
20460 results that could be confused with integer constant expressions,
20461 null pointer constants or floating-point constants.
20462 (c_cast_expr): Update call to groktypename. Handle expressions
20463 included in type name.
20464 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20465 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20466 Update calls to convert_for_assignment.
20467 (convert_for_assignment): Take new parameter
20468 null_pointer_constant. Do not strip nops or call
20469 decl_constant_value_for_broken_optimization. Set
20470 in_late_binary_op for conversions to boolean.
20471 (store_init_value): Update call to digest_init.
20472 (digest_init): Take new parameter null_pointer_constant. Do not
20473 call decl_constant_value_for_broken_optimization. pedwarn for
20474 initializers not constant expressions. Update calls to
20475 convert_for_assignment.
20476 (constructor_nonconst): New.
20477 (struct constructor_stack): Add nonconst element.
20478 (really_start_incremental_init, push_init_level, pop_init_level):
20479 Handle constructor_nonconst and nonconst element.
20480 (set_init_index): Call constant_expression_warning for array
20482 (output_init_element): Fold value. Set constructor_nonconst as
20483 applicable. pedwarn for initializers not constant expressions.
20484 Update call to digest_init. Call constant_expression_warning
20485 where constant initializers are required.
20486 (process_init_element): Use c_save_expr.
20487 (c_finish_goto_ptr): Fold expression.
20488 (c_finish_return): Fold return value. Update call to
20489 convert_for_assignment.
20490 (c_start_case): Fold switch expression.
20491 (c_process_expr_stmt): Fold expression.
20492 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20493 ensure statement expression is not evaluated in constant expression.
20494 (build_binary_op): Track whether results are integer constant
20495 expressions or may occur in such, disable folding and wrap results
20496 as applicable. Fold operands for -Wsign-compare warnings unless
20498 (c_objc_common_truthvalue_conversion): Handle results folded to
20499 integer constants that are not integer constant expressions.
20500 * doc/extend.texi: Document when typeof operands are evaluated,
20501 that condition of __builtin_choose_expr is an integer constant
20502 expression, and more about use of __builtin_constant_p in
20505 2009-03-29 Richard Guenther <rguenther@suse.de>
20507 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20508 propagate addresses of array references.
20510 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20512 * regmove.c (perhaps_ends_bb_p): Remove.
20513 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20514 from INSN and check that the main loop stays within that basic block.
20515 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20516 (regmove_forward_pass): Split out from regmove_optimize. Use
20517 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20518 (regmove_backward_pass): Split out from regmove_optimize. Use
20519 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20520 (regmove_optimize): Simplify.
20522 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20525 * config/i386/i386.c (classify_argument): Ignore flexible array
20526 member in struct and warn ABI change.
20528 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20530 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20532 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20533 (ix86_adjust_cost): Updated.
20535 2009-03-29 Jan Hubicka <jh@suse.cz>
20537 PR middle-end/28850
20538 * tree-pass.h (pass_cleanup_eh): New function.
20539 (remove_unreachable_regions): Break code handling RTL
20540 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20541 that can not be reached by runtime.
20542 (can_be_reached_by_runtime): New function.
20543 (label_to_region_map): New function.
20544 (num_eh_regions): New function.
20545 (rtl_remove_unreachable_regions): New function.
20546 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20547 (remove_eh_region): New function.
20548 * except.h: Include sbitmap and vecprim.
20549 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20550 num_eh_regions): Declare.
20551 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20552 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20553 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20554 (tree_empty_eh_handler_p): New function.
20555 (cleanup_empty_eh): New function.
20556 (cleanup_eh): New function.
20557 (pass_cleanup_eh): New function.
20559 2009-03-29 Jan Hubicka <jh@suse.cz>
20561 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20562 for removed regions.
20564 2009-03-29 Jan Hubicka <jh@suse.cz>
20566 * except.c (dump_eh_tree): Dump all datastructures.
20568 2009-03-29 Jan Hubicka <jh@suse.cz>
20570 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20571 (duplicate_eh_regions_1): Likewise.
20572 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20573 vector; call EH verification.
20574 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20575 Be ready for region being removed.
20577 2009-03-29 Jan Hubicka <jh@suse.cz>
20579 * bitmap.c (bitmap_last_set_bit): New function.
20580 * bitmap.h (bitmap_last_set_bit): Declare.
20582 2009-03-29 David Ayers <ayers@fsfe.org>
20585 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20586 by calling objc_compare_types and surpress warnings about
20587 incompatible C pointers that are compatible ObjC pointers.
20589 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20591 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20592 call initialize_inline_failed.
20593 (initialize_inline_failed): Move it from here ...
20594 * cgraph.c (initialize_inline_failed): ... to here.
20595 (cgraph_create_edge): Call initialize_inline_failed rather than
20596 setting inline_failed directly.
20598 2009-03-29 Ben Elliston <bje@au.ibm.com>
20601 * sysv4.opt (msdata): Improve comment.
20602 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20603 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20605 2009-03-29 Ben Elliston <bje@au.ibm.com>
20608 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20609 load and store attributes.
20611 2009-03-29 Ben Elliston <bje@au.ibm.com>
20613 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20614 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20615 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20616 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20617 __builtin_infq and __builtin_huge_valq.
20619 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20621 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20623 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20624 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20626 2009-03-28 Xinliang David Li <davidxl@google.com>
20628 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20629 (do_dbg_cnt): New function.
20631 2009-03-28 Jan Hubicka <jh@suse.cz>
20633 Merge from pretty-ipa:
20635 2009-03-27 Jan Hubicka <jh@suse.cz>
20637 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20638 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20639 * passes.c (function_called_by_processed_nodes_p): New.
20640 * ipa-pure-const.c (check_call): Fix handling of operands.
20641 (analyze_function): Dump debug output for skipped bodies.
20642 (local_pure_const): Use function_called_by_processed_nodes_p.
20643 * dwarf2out.c (reference_to_unused): Use output.
20644 * passes.c (do_per_function_toporder): Likewise.
20646 2008-11-12 Jan Hubicka <jh@suse.cz>
20648 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20649 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20650 state_set_in_source enum
20651 (check_decl): Ignore memory tags; do not set fake looping flags;
20653 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20654 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20655 (check_call, analyze_function): Rewrite.
20657 (add_new_function): Update call of analyze_function.
20658 (generate_summary): Add call of analyze_function.
20659 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20660 (local_pure_const): New function.
20661 (pass_local_pure_const): New pass.
20662 * ipa-inline.c (inline_transform): Set after_inlining.
20663 * tree-eh.c (stmt_can_throw_external): New.
20664 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20665 work with aliasing built.
20666 * tree-flow.h (stmt_can_throw_external): New.
20667 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20668 and local pure/const pass in early and late optimization queue.
20670 2009-03-28 Martin Jambor <mjambor@suse.cz>
20672 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20674 (fold_binary): Allow function decl aligment consideration is the
20675 second argument is integer constant one.
20676 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20677 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20678 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20680 2009-03-28 Jan Hubicka <jh@suse.cz>
20682 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20683 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20684 * function.h (rtl_data): Add nothrow flag.
20685 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20686 set DECL_NOTHROW for AVAILABLE functions.
20688 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20690 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20691 following vector keyword has expansion starting with pixel or bool
20692 keyword, expand vector to __vector and pixel or bool to __pixel or
20696 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20697 warn_if_disallowed_function_p): Removed.
20698 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20699 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20700 warning_if_disallowed_function_p.
20701 * flags.h (warn_if_disallowed_function_p,
20702 warn_disallowed_functions): Removed.
20703 * common.opt (Wdisallowed-function-list=): Removed.
20704 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20706 2009-03-28 Richard Guenther <rguenther@suse.de>
20708 PR tree-optimization/38723
20709 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20712 2009-03-28 Jan Hubicka <jh@suse.cz>
20714 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20715 test introduced by my previous patch.
20717 2009-03-28 Richard Guenther <rguenther@suse.de>
20719 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20720 the PHIs value undefined.
20722 2009-03-28 Jan Hubicka <jh@suse.cz>
20724 * tree-pass.h (pass_fixup_cfg): New pass.
20725 * ipa-inline.c (inline_transform): Set
20726 always_inline_functions_inlined/after_inlining.
20727 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20728 (pass_fixup_cfg): New pass.
20729 * passes.c (init_optimization_passes): Add fixup_cfg.
20731 2009-03-28 Richard Guenther <rguenther@suse.de>
20733 PR tree-optimization/38458
20734 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20735 argument use the arguments copy-of value.
20737 2009-03-28 Richard Guenther <rguenther@suse.de>
20739 PR tree-optimization/38180
20740 * tree-ssa-ccp.c (get_default_value): Simplify.
20741 (likely_value): Likewise.
20742 (surely_varying_stmt_p): Properly handle VOP case.
20743 (ccp_initialize): Likewise.
20744 (ccp_fold): Handle propagating through *&.
20745 (fold_const_aggregate_ref): Also handle decls.
20747 2009-03-28 Jan Hubicka <jh@suse.cz>
20749 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20750 * cgraph.h (cgraph_node): Likewise.
20751 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20752 (cgraph_reset_node): Use process flag.
20753 (cgraph_mark_functions_to_output): Likewise.
20754 (cgraph_expand_function): Likewise.
20755 (cgraph_expand_all_functions): Likewise.
20756 (cgraph_output_in_order): Likewise.
20757 * dwarf2out.c (reference_to_unused): Likewise.
20758 * passes.c do_per_function_toporder): Likewise.
20760 2009-03-28 Jan Hubicka <jh@suse.cz>
20762 Bring from lto-branch:
20764 2008-09-03 Doug Kwan <dougkwan@google.com>
20766 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20767 enums instead of reason strings.
20768 * cgraph.c (cgraph_create_edge): Same.
20769 (cgraph_inline_failed_string): New function.
20770 * cgraph.h (cgraph_inline_failed_t): New enum type.
20771 (cgraph_inline_failed_string): New prototype.
20772 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20773 char pointer to cgraph_inline_failed_t.
20774 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20775 (cgraph_default_inline_p): Ditto.
20776 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20777 to cgraph_inline_failed_t pointer.
20778 * cif-code.def: New file.
20779 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20781 (cgraph_check_inline_limits): Change type of REASON to pointer to
20782 cgraph_inline_failed_t. Replace reason strings with enums.
20783 (cgraph_default_inline_p): Ditto.
20784 (cgraph_recursive_inlining_p): Ditto.
20785 (update_caller_keys): Change type of FAILED_REASON to
20786 cgraph_inline_failed_t.
20787 (cgraph_set_inline_failed): Change type of REASON to pointer to
20788 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20789 convert enums to strings for text output.
20790 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20791 to be of type cgraph_inline_failed_t. Replace reason strings with
20792 enums. Call cgraph_inline_failed_string to covert enums
20793 to strings for text output.
20794 (cgraph_decide_inlining): Replace reason strings with enums.
20795 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20796 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20798 * tree-inline.c (expand_call_inline): Change type of REASON
20799 to cgraph_inline_failed_t. Replace reason strings with enums.
20800 Call cgraph_inline_failed_string for text output.
20801 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20804 2009-03-28 Jan Hubicka <jh@suse.cz>
20806 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20807 cgraph_clone_node): Remove master clone handling.
20808 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20809 * cgraph.h (master_clone): Remove.
20810 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20811 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20812 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20814 2009-03-28 Jan Hubicka <jh@suse.cz>
20816 * cgraph.c (cgraph_function_body_availability): Functions declared
20817 inline are always safe to assume that it is not going to be replaced.
20819 2009-03-28 Richard Guenther <rguenther@suse.de>
20821 PR tree-optimization/38513
20822 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20823 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20824 EXC_PTR_EXPR and FILTER_EXPR.
20825 (get_ref_from_reference_ops): Likewise.
20827 2009-03-28 Richard Guenther <rguenther@suse.de>
20829 PR tree-optimization/38968
20830 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20831 Use FLOOR_MOD_EXPR to compute misalignment.
20833 2009-03-28 Richard Guenther <rguenther@suse.de>
20835 PR tree-optimization/37795
20836 * tree.h (combine_comparisons): Declare.
20837 * fold-const.c (combine_comparisons): Export.
20838 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20840 (ifcombine_iforif): Use combine_comparisons.
20842 2009-03-28 Jan Hubicka <jh@suse.cz>
20844 * tree-eh.c (inlinable_call_p): New function.
20845 (make_eh_edges): Use it.
20846 (verify_eh_edges): Use it.
20847 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20848 * except.c (reachable_next_level): Add inlinable_function argument
20849 (sjlj_find_directly_reachable_regions): Update.
20850 (add_reachable_handler): Do not set saw_any_handlers.
20851 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20852 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20853 Add new inlinable call parameter.
20854 (can_throw_internal, can_throw_external): Update.
20855 * except.h (can_throw_internal_1, can_throw_external_1,
20856 foreach_reachable_handler): Update declaration.
20858 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20860 * config/arm/t-arm-coff, config/h8300/coff.h,
20861 config/i386/i386-aout.h, config/i386/i386-coff.h,
20862 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20863 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20864 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20865 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20866 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20867 sys-types.h: Remove.
20868 * Makefile.in: Remove protoize and fixproto support and references
20870 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20871 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20873 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20874 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20875 unprotoize$(exeext).
20876 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20877 (.PHONY): Don't depend on proto.
20878 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20879 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20880 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20881 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20882 build/gen-protos.o, build/scan.o, xsys-protos.h,
20883 build/fix-header$(build_exeext), build/fix-header.o,
20884 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20885 stmp-install-fixproto): Remove.
20886 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20887 SYSCALLS.c or fixproto files.
20888 (install-common): Don't install protoize.
20889 (install-headers-tar, install-headers-cpio, install-headers-cp):
20890 Don't depend on $(STMP_FIXPROTO).
20891 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20892 install fixproto files or write out fixproto settings.
20893 (uninstall): Don't uninstall protoize.
20894 * config.gcc (use_fixproto): Remove.
20895 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20896 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20897 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20898 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20899 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20900 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20901 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20902 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20903 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20904 * config/t-vxworks (STMP_FIXPROTO): Remove.
20905 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20906 STMP_FIXPROTO): Remove.
20907 * config.in, configure: Regenerate.
20908 * crtstuff.c (gid_t, uid_t): Don't undefine.
20909 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20910 (arm-*-coff, arm-*-aout: Remove target entries.
20911 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20912 Remove mention of AIX 4.1.
20913 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20914 * doc/invoke.texi (Running Protoize): Remove.
20915 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20916 (Protoize Caveats): Remove.
20917 * tsystem.h: Update comments on headers assumed to exist.
20919 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20921 * genautomata.c: Add a new year to the copyright. Add a new
20923 (struct insn_reserv_decl): Add comments for member bypass_list.
20924 (find_bypass): Remove.
20925 (insert_bypass): New.
20926 (process_decls): Use insert_bypass.
20927 (output_internal_insn_latency_func): Output all bypasses with the
20928 same input insn in one switch case.
20930 * rtl.def (define_bypass): Describe bypass choice.
20931 * doc/md.texi (define_bypass): Ditto.
20933 2009-03-27 Richard Guenther <rguenther@suse.de>
20935 * gimplify.c (mark_addressable): Export.
20936 * tree-flow.h (mark_addressable): Declare.
20937 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
20938 * tree-ssa.c (verify_phi_args): Verify that address taken
20939 variables have TREE_ADDRESSABLE set.
20941 2009-03-27 Richard Guenther <rguenther@suse.de>
20943 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
20944 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
20945 Do not mark decls TREE_ADDRESSABLE.
20946 (build_fold_addr_expr): Adjust.
20947 (fold_addr_expr): Remove.
20948 (fold_unary): Use build_fold_addr_expr.
20949 (fold_comparison): Likewise.
20950 (split_address_to_core_and_offset): Likewise.
20951 * coverage.c (tree_coverage_counter_addr): Mark the array decl
20953 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
20954 (gimplify_modify_expr_to_memcpy): Mark source and destination
20956 * omp-low.c (create_omp_child_function): Mark the object decl
20958 (lower_rec_input_clauses): Mark the var we take the address of
20960 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
20962 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20964 PR middle-end/39315
20965 * cfgexpand.c (expand_one_stack_var_at): Change alignment
20966 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
20968 2009-03-27 Richard Guenther <rguenther@suse.de>
20970 PR tree-optimization/39120
20971 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
20973 (handle_lhs_call): Process return constraints. Add escape
20974 constraints if necessary.
20975 (handle_const_call): Fill out return constraints. Make nested
20976 case more precise. Avoid consttmp if possible.
20977 (handle_pure_call): Fill out return constraints. Avoid
20978 callused if possible.
20979 (find_func_aliases): Simplify call handling.
20981 2009-03-27 Richard Guenther <rguenther@suse.de>
20983 PR tree-optimization/39120
20984 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
20985 as a representative.
20986 (solve_graph): Do propagate CALLUSED.
20987 (handle_pure_call): Use a scalar constraint from CALLUSED for
20989 (find_what_p_points_to): CALLUSED shall not appear in poins-to
20992 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20995 * c-common.c (handle_aligned_attribute): Properly check alignment
20996 overflow. Use (1U << i) instead of (1 << i).
20998 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
21000 * expr.h (get_mem_align_offset): Updated.
21002 * tree.h (tree_decl_common): Change align to "unsigned int" and
21003 move it before pointer_alias_set.
21005 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21006 Jakub Jelinek <jakub@redhat.com>
21009 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
21010 gr_register_operand with gr_reg_or_0_operand.
21011 (cmpxchg_rel_di): Likewise.
21012 (sync_lock_test_and_set<mode>): Likewise.
21014 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21016 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
21017 (true_regnum): Likewise.
21019 * rtlanal.c (subreg_info): Moved to ...
21020 * rtl.h (subreg_info): Here. New.
21021 (subreg_get_info): New.
21023 * rtlanal.c (subreg_get_info): Make it extern.
21025 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21028 * config/i386/i386.c (ix86_abi): New.
21029 (override_options): Handle -mabi=.
21030 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
21031 (ix86_call_abi_override): Likewise.
21032 (init_cumulative_args): Likewise.
21033 (function_arg_advance): Likewise.
21034 (function_arg_64): Likewise.
21035 (function_arg): Likewise.
21036 (ix86_pass_by_reference): Likewise.
21037 (ix86_function_value_regno_p): Likewise.
21038 (ix86_build_builtin_va_list_abi): Likewise.
21039 (setup_incoming_varargs_64): Likewise.
21040 (is_va_list_char_pointer): Likewise.
21041 (ix86_init_machine_status): Likewise.
21042 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
21043 (ix86_function_type_abi): Return enum calling_abi. Rewrite
21044 for 64bit. Replace DEFAULT_ABI with ix86_abi.
21045 (ix86_function_abi): Make it static and return enum calling_abi.
21046 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
21048 (ix86_fn_abi_va_list): Updated.
21050 * config/i386/i386.h (ix86_abi): New.
21051 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
21052 (CONDITIONAL_REGISTER_USAGE): Likewise.
21053 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
21054 (machine_function): Likewise.
21056 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
21058 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
21059 (STACK_BOUNDARY): Likewise.
21060 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
21062 * config/i386/i386.opt (mabi=): New.
21064 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
21065 return enum calling_abi.
21066 (ix86_function_type_abi): Likewise.
21067 (ix86_function_abi): Removed.
21069 * doc/invoke.texi: Document -mabi= option for x86.
21071 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21073 * builtins.c (real_dconstp): Delete.
21074 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
21076 2009-03-27 Dodji Seketeli <dodji@redhat.com>
21077 Jakub Jelinek <jakub@redhat.com>
21080 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
21081 (gen_subprogram_die): When a function is explicit, generate the
21082 DW_AT_explicit attribute.
21083 * langhooks.h (struct lang_hooks_for_decls): Add
21084 function_decl_explicit_p langhook.
21085 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
21086 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
21088 2009-03-27 Jakub Jelinek <jakub@redhat.com>
21090 * builtins.c (fold_builtin_memory_op): Optimize memmove
21091 into memcpy if we can prove source and destination don't overlap.
21093 * tree-inline.c: Include gt-tree-inline.h.
21094 (clone_fn_id_num): New variable.
21095 (clone_function_name): New function.
21096 (tree_function_versioning): Use it.
21097 * Makefile.in (GTFILES): Add tree-inline.c.
21099 2009-03-27 Mark Mitchell <mark@codesourcery.com>
21101 * BASE-VER: Change to 4.5.0.
21103 2009-03-27 Xinliang David Li <davidxl@google.com>
21105 PR tree-optimization/39557
21106 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
21108 2009-03-27 Xinliang David Li <davidxl@google.com>
21110 PR tree-optimization/39548
21111 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
21114 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21116 * c-common.c (pointer_int_sum): Use %wd on return from
21119 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21121 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
21122 on return from tree_low_cst.
21124 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
21127 * ginclude/stdarg.h (va_copy): Define also for
21128 __GXX_EXPERIMENTAL_CXX0X__.
21130 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21133 * builtins.h (c_strlen): Do not warn here.
21134 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21135 * c-common.c (pointer_int_sum): Take an explicit location.
21136 Warn about offsets out of bounds.
21137 * c-common.h (pointer_int_sum): Adjust declaration.
21139 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21141 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
21144 2009-03-26 Jakub Jelinek <jakub@redhat.com>
21147 * opts.c (warn_if_disallowed_function_p): Don't assume
21148 get_callee_fndecl must return non-NULL.
21150 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
21152 PR rtl-optimization/39522
21153 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
21154 when reg_reloaded_valid is set.
21156 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21158 * config/spu/divv2df3.c: New file.
21159 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
21160 (DPBIT_FUNCS): Filter out _div_df.
21162 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
21164 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
21165 a jump insn, count that jump in the distance to the loop start.
21167 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
21170 * config/sh/sh.c (calc_live_regs): Fix condition for global
21171 registers except PIC_OFFSET_TABLE_REGNUM.
21173 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
21176 * doc/invoke.texi (-mconsole): New.
21178 (-mno-cygwin): New.
21180 (-mnop-fun-dllimport): New.
21184 (sub section "i386 and x86-64 Windows Options"): New.
21186 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
21188 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
21189 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
21191 2009-03-25 Richard Guenther <rguenther@suse.de>
21193 PR middle-end/39497
21194 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
21197 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
21199 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
21200 neither of haifa/selective schedulers are working.
21202 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21204 * doc/invoke.texi (Debugging Options): Fix description of
21205 -fno-merge-debug-strings.
21207 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
21209 * config/cris/libgcc.ver: New version-script.
21210 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
21212 * configure.ac <GAS features, nop mnemonic>: Add pattern
21213 crisv32-*-* for "nop".
21214 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
21215 * configure: Regenerate.
21217 2009-03-24 Ira Rosen <irar@il.ibm.com>
21219 PR tree-optimization/39529
21220 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
21221 mark_sym_for_renaming for the tag copied to the new vector
21224 2009-03-24 Arthur Loiret <aloiret@debian.org>
21226 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21227 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21228 EXTRA_SPEC_FUNCTIONS.
21229 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21230 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21231 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21232 -march and -mtune options.
21234 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21236 * config/m68k/t-rtems: Add m5329 multilib.
21238 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21239 Jakub Jelinek <jakub@redhat.com>
21242 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21245 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21248 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21249 instead of c_parser_expression_conv, if original_code isn't one of the
21250 4 allowed comparison codes, fail.
21252 2009-03-23 Richard Guenther <rguenther@suse.de>
21254 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21255 * tree.h (struct tree_type): Likewise.
21256 * reload.h (struct insn_chain): Likewise.
21257 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21258 * function.h (struct function): Likewise.
21259 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21261 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21263 PR tree-optimization/39516
21264 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21266 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21268 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21269 should be set true if BITS_PER_WORD of target is bigger than 32
21271 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21273 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21274 Translate -B-options to -rpath-link. Correct existing
21275 rpath-link and conditionalize on !nostdlib.
21277 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21279 * doc/extend.texi (Function Attributes, Variable Attributes):
21281 * doc/invoke.texi (Debugging Options, Optimize Options)
21282 (i386 and x86-64 Options, MCore Options): Likewise.
21284 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21287 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21288 it for block local namespace aliases.
21289 (gen_decl_die): Pass context_die to gen_namespace_die.
21291 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21294 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21295 minimum or maximum value.
21297 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21299 * reginfo.c (globalize_reg): Recompute derived reg sets.
21301 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21304 * libgcc2.c (mprotect): Do not use signed arguments for
21305 VirtualProtect, use DWORD arguments. Also fix the 'may
21306 be used uninitialized' warning for the np variable.
21308 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21311 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21312 functions using regparm calling conventions when not optimizing.
21313 (ix86_function_sseregparm): Similarly for sseregparm calling
21316 2009-03-19 Li Feng <nemokingdom@gmail.com>
21318 PR middle-end/39500
21319 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21320 dependence if the first conflict is after niter iterations.
21322 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21324 PR middle-end/38609
21325 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21326 functions with dynamic stack-pointer adjustments.
21328 2009-03-19 Ben Elliston <bje@au.ibm.com>
21330 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21331 option; change to -msdata=data.
21333 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21335 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21338 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21341 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21343 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21345 * doc/invoke.texi (Code Gen Options): Expand discussion of
21348 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21350 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21351 * matrix-reorg.c (struct matrix_info): Likewise.
21352 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21353 * rtl.h (struct mem_attrs): Likewise.
21354 * df.h (struct df): Likewise.
21355 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21356 * ira-int.h (struct ira_allocno): Likewise.
21357 * df-scan.c (struct df_collection_rec): Likewise.
21358 * ira.c (struct equivalence): Likewise.
21359 * function.c (struct temp_slot): Likewise.
21360 * cfgloop.h (struct loop): Likewise.
21363 * function.c (use_register_for_decl): When not optimizing, disregard
21364 register keyword for variables with types containing methods.
21366 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21368 PR middle-end/39447
21369 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21370 (is_simple_operand): Call contains_component_ref_p before calling data
21371 reference analysis that would fail on COMPONENT_REFs.
21373 * tree-vrp.c (search_for_addr_array): Fix formatting.
21375 2009-03-18 Richard Guenther <rguenther@suse.de>
21377 * tree-vect-transform.c (vect_loop_versioning): Fold the
21378 generated comparisons.
21379 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21380 (slpeel_tree_peel_loop_to_edge): Likewise.
21382 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21384 PR middle-end/37805
21385 * opts.c (print_specific_help): In addition to `undocumented',
21386 accept `separate' and `joined' flags if passed alone. Describe
21387 output by the first matched one of those.
21388 (common_handle_option): Skip over empty strings.
21389 * gcc.c (display_help): Fix help string for `--help='.
21390 * doc/invoke.texi (Option Summary, Overall Options): With
21391 `--help=', classes and qualifiers can both be repeated, but
21392 only the latter can be negated. One should not pass only
21393 negated qualifiers. Fix markup and examples.
21396 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21397 PR middle-end/37805
21398 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21399 and -fhelp=separate.
21401 2009-03-17 Jing Yu <jingyu@google.com>
21403 PR middle-end/39378
21404 * function.h (struct rtl_data): Move is_thunk from here...
21405 (struct function): ...to here.
21406 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21407 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21409 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21411 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21412 (alpha_output_function_end_prologue): Likewise.
21413 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21414 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21415 (rs6000_output_function_epilogue): Likewise.
21416 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21418 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21421 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21422 from different units in a single alternative.
21423 (*truncdfsf_i387): Ditto.
21424 (*truncxfsf2_mixed): Ditto.
21425 (*truncxfdf2_mixed): Ditto.
21427 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21429 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21430 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21433 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21434 unused non-artificial variables when not optimizing.
21437 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21438 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21439 NAMESPACE_DECL in its DECL_INITIAL.
21441 PR middle-end/39443
21442 * optabs.c (set_user_assembler_libfunc): New function.
21443 * expr.h (set_user_assembler_libfunc): New prototype.
21444 * c-common.c: Include libfuncs.h.
21445 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21446 for memcmp, memset, memcpy, memmove and abort.
21447 * Makefile.in (c-common.o): Depend on libfuncs.h.
21450 * dwarf2out.c (gen_inlined_enumeration_type_die,
21451 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21452 gen_tagged_type_instantiation_die): Removed.
21453 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21456 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21459 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21461 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21462 (check-parallel-%): Ditto.
21463 (check-consistency): Ditto.
21465 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21467 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21468 local variable rhs by NULL_TREE.
21470 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21473 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21475 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21478 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21480 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21483 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21484 for ms->sysv ABI calls only in 64bit mode.
21486 * config/i386/i386.md (untyped_call): Support 32bit.
21488 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21490 * doc/extend.texi: Replace x86_65 with x86_64.
21492 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21494 PR tree-optimization/39455
21495 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21496 mismatches for POINTER_TYPE_P (type).
21497 (number_of_iterations_le): Likewise.
21499 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21501 * config/picochip/picochip.c: Removed profiling support.
21502 * config/picochip/picochip.md: Removed profiling instruction.
21503 * config/picochip/picochip.h: Removed profiling builtin.
21505 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21507 * doc/install.texi (--with-host-libstdcxx): Document.
21509 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21512 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21513 generate a warning if the function name does not begin with
21514 "__vector" and the function has either the 'signal' or 'interrupt'
21515 attribute, from here to ...
21516 (avr_declare_function_name): ...here. New function.
21517 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21518 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21520 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21523 * cse.c (fold_rtx): Don't modify original const_arg1 when
21524 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21525 separate variable instead.
21526 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21527 from out of range shift counts.
21528 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21530 2009-03-13 Catherine Moore <clm@codesourcery.com>
21532 * config/i386/x-mingw32 (host-mingw32.o): Replace
21533 diagnostic.h with $(DIAGNOSTIC_H).
21535 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21538 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21540 * config/i386/sync.md (sync_compare_and_swap<mode>,
21541 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21542 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21544 (sync_double_compare_and_swapdi_pic,
21545 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21546 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21548 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21551 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21553 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21556 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21557 (avx_addsubv4df3): Likewise.
21558 (*avx_addsubv4sf3): Likewise.
21559 (sse3_addsubv4sf3): Likewise.
21561 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21564 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21566 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21569 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21570 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21571 registers for allocnos created from user-defined variables.
21573 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21576 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21577 of non-integer mode as well.
21579 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21581 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21582 for functions for which the parameter types are unknown.
21584 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21587 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21588 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21589 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21590 * config/i386/i386.c (ix86_local_alignment): For
21591 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21592 long long variables on the stack to avoid dynamic realignment.
21593 Allow the first argument to be a decl rather than type.
21594 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21596 2009-03-11 Nick Clifton <nickc@redhat.com>
21599 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21601 Add description to mno-lsim option.
21602 * config/mcore/mcore.h: Remove comment about deprecated m4align
21604 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21605 * doc/invoke.texi: Add description of mno-lsim and
21606 mstack-increment options.
21608 * config/fr30/fr30.opt: Document the -mno-lsim option.
21609 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21610 and -mno-lsim options.
21612 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21614 * fold-const.c (fold_comparison): Only call fold_inf_compare
21615 if the mode supports infinities.
21617 2009-03-11 Jason Merrill <jason@redhat.com>
21620 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21621 end already did. Notice GIMPLE_CALL modifications of the result.
21622 Don't copy debug information from an ignored decl or a decl from
21625 2009-03-10 Richard Guenther <rguenther@suse.de>
21626 Nathan Froyd <froydnj@codesourcery.com>
21628 PR middle-end/37850
21629 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21630 (__divMODE3): Likewise.
21632 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21634 PR tree-optimization/39394
21635 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21636 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21638 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21640 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21641 inline asms for register asm ("") declarations.
21643 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21645 * fold-const.c (fold_unary): Fix comment.
21647 2009-03-07 Jan Hubicka <jh@suse.cz>
21650 * tree-inline.c (setup_one_parameter): Do replacement of const
21651 argument by constant in SSA form.
21653 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21655 PR middle-end/38028
21656 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21657 determine alignment passed to assign_stack_local.
21658 (assign_parms_unsplit_complex): Likewise.
21659 * except.c (sjlj_build_landing_pads): Likewise.
21661 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21663 PR middle-end/39360
21664 * tree-flow.h (add_referenced_var): Return bool instead of void.
21665 * tree-dfa.c (add_referenced_var): Return result of
21666 referenced_var_check_and_insert call.
21667 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21668 of referenced_var_check_and_insert.
21671 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21672 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21673 DIE, don't emit it if abstract origin already has it.
21674 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21675 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21677 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21679 * genpreds.c (needs_variable): Fix parentheses at variable name
21681 (write_tm_constrs_h): Indent generated code.
21683 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21685 * doc/extend.texi (Function Attributes): Add documentation
21686 for isr attributes.
21688 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21691 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21692 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21694 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21696 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21699 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21702 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21703 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21705 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21707 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21708 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21709 constants instead of magic numbers.
21710 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21712 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21713 (x86_64_ms_abi_int_parameter_registers): Ditto.
21714 (x86_64_int_return_registers): Ditto.
21715 (ix86_maybe_switch_abi): Ditto.
21716 (ix86_expand_call): Ditto for clobbered_registers array.
21717 (ix86_hard_regno_mode_ok): Ditto.
21718 (x86_extended_QIreg_mentioned_p): Ditto.
21720 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21722 PR tree-optimization/39349
21723 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21725 * combine.c (gen_lowpart_for_combine): Use omode when generating
21728 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21730 PR rtl-optimization/39235
21731 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21733 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21735 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21737 2009-03-04 Richard Guenther <rguenther@suse.de>
21739 PR tree-optimization/39362
21740 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21741 that occur in abnormal PHIs should be varying.
21743 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21745 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21747 (simple_iv): Take loop as an argument instead of statement.
21748 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21749 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21751 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21753 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21754 * matrix-reorg.c (analyze_transpose): Ditto.
21755 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21756 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21757 * tree-predcom.c (ref_at_iteration): Ditto.
21758 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21760 2009-03-04 Richard Guenther <rguenther@suse.de>
21762 PR tree-optimization/39358
21763 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21764 escaped_id and callused_id.
21765 (solve_graph): Likewise.
21767 2009-03-04 Richard Guenther <rguenther@suse.de>
21769 PR tree-optimization/39339
21770 * tree-sra.c (try_instantiate_multiple_fields): Make it
21771 no longer ICE on the above.
21773 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21775 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21776 that fits within Pmode.
21778 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21780 PR middle-end/10109
21781 * tm.texi (LIBCALL_VALUE): Update description.
21783 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21785 PR middle-end/34443
21786 * doc/extend.texi (section): Update description.
21788 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21790 PR middle-end/39345
21791 * tree-inline.c (remapped_type): New.
21792 (can_be_nonlocal): Call remapped_type instead of remap_type.
21794 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21797 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21798 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21800 2009-03-03 Richard Guenther <rguenther@suse.de>
21802 PR middle-end/39272
21803 * tree.c (tree_nonartificial_location): New function.
21804 * tree.h (tree_nonartificial_location): Declare.
21805 * builtins.c (expand_builtin_memory_chk): Provide location
21806 of the call location for artificial function pieces.
21807 (maybe_emit_chk_warning): Likewise.
21808 (maybe_emit_sprintf_chk_warning): Likewise.
21809 (maybe_emit_free_warning): Likewise.
21810 * expr.c (expand_expr_real_1): Likewise.
21812 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21814 PR tree-optimization/39343
21815 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21816 COMPONENT_REF t has ARRAY_TYPE.
21818 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21820 PR middle-end/39335
21821 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21822 when the type precision of the induction variable should be
21823 larger than the type precision of nit.
21824 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21825 * graphite.c (graphite_loop_normal_form): Same.
21826 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21828 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21830 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21831 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21832 numbers to describe clobbered registers.
21833 (*call_value_0_rex64_ms_sysv): Ditto.
21834 * config/i386/mmx.md (mmx_emms): Ditto.
21835 (mmx_femms): Ditto.
21837 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21839 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21842 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21844 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21845 (spu_section_type_flags): New function.
21847 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21849 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21850 reg_class_contents of FLOAT_REGS into a temporary.
21852 2009-03-02 Richard Guenther <rguenther@suse.de>
21853 Ira Rosen <irar@il.ibm.com>
21855 PR tree-optimization/39318
21856 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21857 information to the vectorized statement.
21859 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21861 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21862 variable. Use defined names instead of magic constants for REX SSE
21865 2009-03-01 Richard Guenther <rguenther@suse.de>
21867 PR tree-optimization/39331
21868 * omp-low.c (lower_send_shared_vars): Do not receive new
21869 values for the reference of DECL_BY_REFERENCE parms or results.
21871 2009-03-01 Jan Hubicka <jh@suse.cz>
21874 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21875 BLOCK_NONLOCALIZED_VAR): New macros.
21876 (tree_block): Add nonlocalized_vars.
21877 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21878 gen_decl_die): Add origin argument. Allow generation of die with
21879 origin at hand only.
21880 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21881 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21883 (gen_block_die): Fix checking for unused blocks.
21884 (process_scope_var): Break out from .... ; work with origins only.
21885 (decls_for_scope) ... here; process nonlocalized list.
21886 (dwarf2out_ignore_block): Look for nonlocalized vars.
21887 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21889 (dump_scope_block): Dump them.
21890 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21891 (remap_block): Likewise.
21892 (can_be_nonlocal): New predicate.
21893 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21895 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21897 * configure: Regenerate.
21899 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21901 * optc-gen.awk: No need to duplicate option flags twice.
21902 Reuse help texts for duplicate options which do not have any.
21904 * gcc.c (display_help): Document --version.
21906 * gcc.c (main): If print_help_list and verbose_flag, ensure
21907 driver output comes before subprocess output.
21909 * optc-gen.awk: Assign all remaining fields to help string,
21910 space-separated, for multi-line help in *.opt.
21912 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21913 -Wno-pedantic-ms-format is for MinGW targets only.
21915 * doc/options.texi (Option file format): Fix bad indentation,
21916 restoring dropped sentence.
21918 2009-02-28 Jan Hubicka <jh@suse.cz>
21920 * tree-inline.c (tree_function_versioning): Output debug info.
21922 2009-02-28 Jan Hubicka <jh@suse.cz>
21925 * tree-inline.c (setup_one_parameter): Do not copy propagate
21926 arguments when not optimizing.
21928 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
21931 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21932 (avx_addsubv4df3): Likewise.
21933 (*avx_addsubv4sf3): Likewise.
21934 (sse3_addsubv4sf3): Likewise.
21935 (*avx_addsubv2df3): Likewise.
21936 (sse3_addsubv2df3): Likewise.
21937 (avx_unpckhps256): Correct item selectors.
21938 (avx_unpcklps256): Likewise.
21939 (avx_unpckhpd256): Likewise.
21940 (avx_unpcklpd256): Likewise.
21942 2009-02-28 Jan Hubicka <jh@suse.cz>
21944 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
21946 (copy_arguments_for_versioning): If var is declared don't declare it.
21947 (tree_function_versioning): First setup substitutions and then copy
21950 2009-02-27 Jan Hubicka <jh@suse.cz>
21953 * cgraph.h (varpool_output_debug_info): Remove.
21954 * cgraphunit.c (varpool_output_debug_info): Remove.
21955 * dwarf2out.c (deferred_locations_struct): New struct
21956 (deferred_locations): New type.
21957 (deferred_locations_list): New static var.
21958 (deffer_location): New function.
21959 (gen_variable_die): Use it.
21960 (decls_for_scope): Output info on local static vars.
21961 (dwarf2out_finish): Process deferred locations.
21962 * varpool.c (varpool_output_debug_info): Remove.
21964 2009-02-27 Jan Hubicka <jh@suse.cz>
21967 * tree.h (TREE_PROTECTED): Fix comment.
21968 (BLOCK_HANDLER_BLOCK): Remove.
21969 (struct tree_block): Remove handler_block add body_block.
21970 (inlined_function_outer_scope_p): New.
21971 (is_body_block): Remove.
21972 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
21973 * dwarf2out.c (is_inlined_entry_point): Remove.
21974 (add_high_low_attributes): Use inlined_function_outer_scope_p.
21975 (gen_block_die): Use is_inlined_entry_point check. Remove body block
21977 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
21978 * gimplify.c (gimplify_expr): Gimplify body blocks.
21979 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
21980 block with multiple subblocks.
21981 (dump_scope_block): Prettier output; dump more flags and info.
21982 (dump_scope_blocks): New.
21983 (remove_unused_locals): Use dump_scope_blocks.
21984 * tree-flow.h (dump_scope_blocks): Declare.
21985 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
21986 * stmt.c (is_body_block): Remove.
21987 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
21988 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
21990 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
21992 PR middle-end/39308
21993 * graphite.c (graphite_loop_normal_form): Do not call
21994 number_of_iterations_exit from a gcc_assert.
21996 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21998 * config/s390/s390.c (s390_swap_cmp): Look for conditional
21999 jumps if COND is NULL.
22000 (find_cond_jump): New function.
22001 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
22002 * config/s390/s390.md: Remove z10_cobra attribute value.
22004 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
22006 * config/alpha/alpha.h (alpha_expand_mov): Return false if
22007 force_const_mem returns NULL_RTX.
22009 2009-02-26 Jan Hubicka <jh@suse.cz>
22012 * cgraph.h (varpool_output_debug_info): Remove.
22013 * cgraphunit.c (varpool_output_debug_info): Remove.
22014 * dwarf2out.c (deferred_locations_struct): New struct
22015 (deferred_locations): New type.
22016 (deferred_locations_list): New static var.
22017 (deffer_location): New function.
22018 (gen_variable_die): Use it.
22019 (decls_for_scope): Output info on local static vars.
22020 (dwarf2out_finish): Process deferred locations.
22021 * varpool.c (varpool_output_debug_info): Remove.
22023 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
22025 PR rtl-optimization/39241
22026 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
22027 to subreg_offset_representable_p.
22029 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22031 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
22032 execute function prototype. Get f and nregs from max_reg_num
22033 and get_insns. Remove the first backward pass as it's dead,
22034 guard the forward pass by flag_expensive_optimizations.
22035 (rest_of_handle_regmove): Delete.
22036 (pass_regmove): Replace it with regmove_optimize.
22038 2009-02-25 Martin Jambor <mjambor@suse.cz>
22040 PR tree-optimization/39259
22041 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
22042 calls_alloca function flags.
22043 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
22044 calls are detected.
22046 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22048 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
22049 flags_set_1_rtx, flags_set_1_set): Delete.
22050 (regmove_optimize): Do not call mark_flags_life_zones.
22052 2009-02-24 Julian Brown <julian@codesourcery.com>
22055 * config/arm/arm.c (require_pic_register): Only set
22056 cfun->machine->pic_reg once per function.
22058 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
22060 * doc/invoke.texi (Link Options): Document an easier way to pass
22061 options that take arguments to the GNU linker using -Xlinker and -Wl.
22063 2009-02-24 Steve Ellcey <sje@cup.hp.com>
22066 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
22068 2009-02-24 Richard Guenther <rguenther@suse.de>
22071 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
22073 2009-02-24 Richard Guenther <rguenther@suse.de>
22074 Zdenek Dvorak <ook@ucw.cz>
22076 PR tree-optimization/39233
22077 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
22078 from converting them to a generic type.
22080 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
22082 PR tree-optimization/39260
22083 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
22084 contains a condition with a real type.
22085 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
22087 2009-02-23 Jason Merrill <jason@redhat.com>
22090 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
22091 narrowing_initializer_constant_valid_p.
22092 (narrowing_initializer_constant_valid_p): Don't return
22093 null_pointer_node for adding a pointer to itself.
22095 2009-02-23 Jan Hubicka <jh@suse.cz>
22098 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
22101 2009-02-23 Jan Hubicka <jh@suse.cz>
22103 PR tree-optimization/37709
22104 * tree.c (block_ultimate_origin): Move here from dwarf2out.
22105 * tree.h (block_ultimate_origin): Declare.
22106 * dwarf2out.c (block_ultimate_origin): Move to tree.c
22107 * tree-ssa-live.c (remove_unused_scope_block_p):
22108 Eliminate blocks containig no instructions nor live variables nor
22110 (dump_scope_block): New function.
22111 (remove_unused_locals): Enable removal of dead blocks by default;
22112 enable dumping at TDF_DETAILS.
22114 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22116 * config/i386/i386.c (classify_argument): Don't allow COImode
22118 (function_arg_advance_32): Don't allow OImode.
22119 (function_arg_32): Likewise.
22120 (function_value_32): Likewise.
22121 (return_in_memory_32): Likewise.
22122 (function_arg_64): Remove OImode comment.
22124 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22127 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
22128 ix86_expand_vector_set for V4DImode in 64bit mode only.
22129 (ix86_expand_vector_init_one_var): Likewise.
22131 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
22133 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
22135 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22138 * loop-iv.c: Revert last change.
22139 * emit-rtl.c: Likewise.
22141 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22144 * config/i386/i386.c (type_natural_mode): Remove an extra
22145 space in the warning message.
22146 (function_value_32): Handle 32-byte vector modes.
22147 (return_in_memory_32): Likewise.
22149 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22151 * loop-iv.c (truncate_value): New function.
22152 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
22154 (lowpart_subreg): Move to...
22155 * emit-rtl.c: ...here.
22157 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
22159 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
22160 accidental and undocumented change at revision 140860.
22162 2009-02-21 Joseph Myers <joseph@codesourcery.com>
22164 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
22165 take gimple_seq * arguments.
22166 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
22167 types_compatible_p langhook.
22169 2009-02-20 Mark Mitchell <mark@codesourcery.com>
22170 Joseph Myers <joseph@codesourcery.com>
22172 * config/arm/arm.c (arm_builtin_va_list): New function.
22173 (arm_expand_builtin_va_start): Likewise.
22174 (arm_gimplify_va_arg_expr): Likewise.
22175 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
22176 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
22177 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
22178 (va_list_type): New variable.
22179 (arm_mangle_type): Mangle va_list_type appropriately.
22181 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22183 PR middle-end/39157
22184 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
22185 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
22186 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
22187 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
22188 parameter to 1000 for -O1 by default.
22189 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
22191 * loop-invariant.c: Include params.h.
22192 (move_loop_invariants): Don't call move_single_loop_invariants on
22195 2009-02-20 Jaka Mocnik <jaka@xlab.si>
22197 * calls.c (emit_library_call_value_1): Use slot_offset instead of
22198 offset when calculating bounds for indexing stack_usage_map. Fixes
22199 a buffer overflow with certain target setups.
22201 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22204 * calls.c (expand_call): Clear try_tail_call if caller and callee
22205 disagree in promotion of function return value.
22207 2009-02-19 Jakub Jelinek <jakub@redhat.com>
22210 * c-common.c (c_determine_visibility): If visibility changed and
22211 DECL_RTL has been already set, call make_decl_rtl to update symbol
22214 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
22217 * varasm.c (assemble_variable): Don't check DECL_NAME when
22218 globalizing a variable.
22220 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22223 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22224 expression before any __builtin_trap call.
22225 * c-typeck.c (build_function_call): Convert and check function
22226 arguments before generating a call to a trap. Evaluate the
22227 function arguments before the trap.
22229 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22232 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22233 (UNSPEC_FXAM_MEM): New unspec.
22234 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22235 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22236 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22238 2009-02-19 Richard Guenther <rguenther@suse.de>
22240 PR tree-optimization/39207
22241 PR tree-optimization/39074
22242 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22243 storedanything_tree): New.
22244 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22245 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22246 (build_succ_graph): Add edges from STOREDANYTHING to all
22248 (init_base_vars): Initialize STOREDANYTHING.
22249 (compute_points_to_sets): Free substitution info after
22250 building the succ graph.
22251 (ipa_pta_execute): Likewise.
22253 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22255 (do_ds_constraint): Do not add to special var or non-pointer
22257 (type_could_have_pointers): Split out from ...
22258 (could_have_pointers): ... here. For arrays use the element type.
22259 (create_variable_info_for): Initialize may_have_pointers.
22260 (new_var_info): Likewise.
22261 (handle_lhs_call): Make the HEAP variable unknown-sized.
22262 (intra_create_variable_infos): Use a type with pointers for
22263 PARM_NOALIAS, make it unknown-sized.
22265 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22268 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22270 2009-02-18 Jason Merrill <jason@redhat.com>
22273 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22274 value if DECL_EXTERNAL.
22275 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22276 * target.h (gcc_target::binds_local_p): Clarify "module".
22277 * tree.h (TREE_PUBLIC): Clarify "module".
22279 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22282 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22283 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22285 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22288 * c.opt (Wabi): Support C and ObjC.
22291 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22293 * config/i386/i386.c (classify_argument): Warn once about the ABI
22294 change when passing union with long double.
22296 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22298 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22301 * c-parser.c (c_parser_compound_statement): Always enter and leave
22304 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22307 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22309 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22311 PR tree-optimization/36922
22312 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22313 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22316 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22318 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22321 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22323 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22325 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22327 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22330 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22331 Richard Sandiford <rdsandiford@googlemail.com>
22333 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22334 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22335 (loongson_biadd): ...this.
22337 2009-02-17 Richard Guenther <rguenther@suse.de>
22339 PR tree-optimization/39202
22340 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22341 a var make sure to follow existing collapses.
22343 2009-02-17 Richard Guenther <rguenther@suse.de>
22345 PR middle-end/39214
22346 * langhooks.c (lhd_print_error_function): Check for NULL block.
22348 2009-02-17 Richard Guenther <rguenther@suse.de>
22350 PR tree-optimization/39204
22351 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22354 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22356 * config/soft-fp/double.h: Update from glibc CVS.
22358 2009-02-17 Richard Guenther <rguenther@suse.de>
22360 PR tree-optimization/39207
22361 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22362 strict-aliasing warnings for pointers pointing to NULL.
22364 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22367 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22368 skipping until next close brace.
22370 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22373 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22374 to function argument boundary.
22376 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22378 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22379 in the lea_add. Reload eventually constraints it properly.
22380 * config/picochip/constraints.md: Remove the target constraint
22381 "b", since it is not needed anymore.
22383 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22385 * gthr-dce.h: Uglify function parameter and local variable names.
22386 * gthr-gnat.h: Likewise.
22387 * gthr-mipssde.h: Likewise.
22388 * gthr-nks.h: Likewise.
22389 * gthr-posix95.h: Likewise.
22390 * gthr-posix.h: Likewise.
22391 * gthr-rtems.h: Likewise.
22392 * gthr-single.h: Likewise.
22393 * gthr-solaris.h: Likewise.
22394 * gthr-tpf.h: Likewise.
22395 * gthr-vxworks.h: Likewise.
22396 * gthr-win32.h: Likewise.
22398 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22401 * config/i386/i386.md: Restrict the new peephole2 to move
22402 between MMX/SSE registers.
22404 2009-02-15 Richard Guenther <rguenther@suse.de>
22407 2009-02-13 Richard Guenther <rguenther@suse.de>
22409 * configure.ac: Enable LFS.
22410 * configure: Re-generate.
22411 * config.in: Likewise.
22413 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22415 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22416 spu_srqwbyte, spu_srqwbytebc): Define.
22417 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22418 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22419 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22420 "shrqby_<mode>"): New insn-and-split patterns.
22421 * config/spu/spu.c (expand_builtin_args): Determine and return
22422 number of operands using spu_builtin_description data.
22423 (spu_expand_builtin_1): Use it.
22425 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22428 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22431 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22434 * config/i386/i386.c (override_options): Correct warning
22435 messages for -malign-loops, -malign-jumps and -malign-functions.
22437 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22440 * config/i386/i386.md: Restrict the new peephole2 to move
22441 between the general purpose registers.
22443 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22446 * config/i386/i386.c (type_natural_mode): Add a new argument.
22447 Return the original mode and warn ABI change if vector size is 32byte.
22448 (function_arg_advance): Updated.
22449 (function_arg): Likewise.
22450 (ix86_function_value): Likewise.
22451 (ix86_return_in_memory): Likewise.
22452 (ix86_sol10_return_in_memory): Likewise.
22453 (ix86_gimplify_va_arg): Likewise.
22454 (function_arg_32): Don't warn ABX ABI change here.
22455 (function_arg_64): Likewise.
22457 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22459 * loop-iv.c (implies_p): In the final case, test that operands 0
22460 of the two comparisons match.
22462 * config/bfin/bfin.c (find_prev_insn_start): New function.
22463 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22464 (find_next_insn_start): Move.
22466 2009-02-13 Richard Guenther <rguenther@suse.de>
22468 * configure.ac: Enable LFS.
22469 * configure: Re-generate.
22470 * config.in: Likewise.
22472 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22475 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22476 sizes on syntax error after some arguments have been parsed.
22478 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22480 * doc/invoke.texi (-fira): Remove.
22482 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22484 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22485 * recog.c: Likewise.
22488 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22490 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22491 (umul_ppmm): Likewise.
22492 (count_leading_zeros): Likewise.
22493 (count_trailing_zeros): Likewise.
22494 (UMUL_TIME): Likewise.
22496 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22498 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22499 soft-fp/t-softfp to tmake_file.
22501 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22502 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22503 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22504 IA64_BUILTIN_INFQ]: New.
22505 (ia64_init_builtins): Initialize __builtin_infq,
22506 __builtin_fabsq and __builtin_copysignq if not HPUX.
22507 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22508 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22510 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22512 (__fixtfti): Likewise.
22513 (__fixunstfti): Likewise.
22514 (__floattitf): Likewise.
22516 * config/ia64/libgcc-glibc.ver: New.
22517 * config/ia64/t-fprules-softfp: Likewise.
22518 * config/ia64/sfp-machine.h: Likewise.
22520 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22521 (LIBGCC2_TF_CEXT): Likewise.
22522 (TF_SIZE): Likewise.
22523 (TARGET_INIT_LIBFUNCS): Likewise.
22525 * config/ia64/t-glibc (SHLINB_MAPFILES):
22526 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22528 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22530 * config/i386/i386.c (construct_container): Rewrite processing
22531 BLKmode with X86_64_SSE_CLASS.
22533 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22536 * config/i386/i386.md: Replace simplify_replace_rtx with
22537 replace_rtx in the new peephole2.
22539 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22541 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22542 loop unrolling do not happen at -O2.
22544 2009-02-12 Michael Matz <matz@suse.de>
22546 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22548 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22550 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22553 2009-02-12 Ben Elliston <bje@au.ibm.com>
22555 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22556 patterns when updating the back chain. Missed in the 2009-02-10
22559 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22561 * doc/extend.texi (Decimal Floating Types): Update identifier of
22562 draft TR and list of missing support.
22564 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22566 PR middle-end/39154
22567 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22568 bit to variable length decl's flags, add it also to its
22569 pointer replacement variable.
22571 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22572 Jakub Jelinek <jakub@redhat.com>
22575 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22576 (memory_blockage): New expander.
22577 (*memory_blockage): New insn pattern.
22578 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22579 instead of general blockage at the end of function prologue when
22580 frame pointer is used to access red zone area. Do not emit blockage
22581 when profiling, it is emitted in generic code.
22582 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22583 function epilogue when frame pointer is used to access red zone area.
22585 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22588 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22589 by arithmetic with memory operands.
22590 * config/i386/predicates.md (commutative_operator): New.
22592 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22594 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22597 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22599 * alias.h (record_alias_subset): Declare.
22600 * alias.c (record_alias_subset): Make global.
22602 2009-02-10 Nick Clifton <nickc@redhat.com>
22604 * tree-parloops.c: Change license to GPLv3.
22605 * ipa-struct-reorg.c: Change license to GPLv3.
22606 * ipa-struct-reorg.h: Change license to GPLv3.
22608 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22611 * c-decl.c (start_struct): Return NULL on error.
22613 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22615 PR middle-end/39124
22616 * cfgloopmanip.c (remove_path): Call remove_bbs after
22617 cancel_loop_tree, not before it.
22620 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22621 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22622 VAR_DECLs were seen.
22623 * tree-ssa-live.c (remove_unused_locals): Recompute
22624 cfun->has_local_explicit_reg_vars.
22625 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22626 copies or clearings if cfun->has_local_explicit_reg_vars.
22628 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22631 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22632 of function prologue when frame pointer is used to access
22635 2009-02-10 Richard Guenther <rguenther@suse.de>
22637 PR middle-end/39127
22638 * gimplify.c (gimple_regimplify_operands): Always look if
22639 we need to create a temporary.
22641 2009-02-10 Richard Guenther <rguenther@suse.de>
22643 PR tree-optimization/39132
22644 * tree-loop-distribution.c (todo): New global var.
22645 (generate_memset_zero): Trigger TODO_rebuild_alias.
22646 (tree_loop_distribution): Return todo.
22648 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22651 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22652 (x86_64_reg_class_name): Removed.
22653 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22654 first one isn't X86_64_SSE_CLASS or any other ones aren't
22655 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22656 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22657 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22658 and 3 X86_64_SSEUP_CLASS.
22659 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22660 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22662 2009-02-10 Ben Elliston <bje@au.ibm.com>
22664 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22665 form instruction to update the stack back chain word, even if the
22666 user has disabled the generation of update instructions.
22667 (movdi_<mode>_update_stack): New.
22668 (movsi_update_stack): Likewise.
22669 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22670 always use an update form instruction to update the stack back
22673 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22675 PR middle-end/38953
22676 * graphite.c (if_region_set_false_region): After moving a region in
22677 the false branch of a condition, remove the empty dummy basic block.
22678 (gloog): Remove wrong fix for PR38953.
22680 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22682 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22683 generation due to implicit sign extension.
22685 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22687 PR middle-end/38981
22688 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22689 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22691 2009-02-09 Richard Guenther <rguenther@suse.de>
22693 PR middle-end/35202
22694 * convert.c (convert_to_real): Disable (float)fn((double)x)
22695 to fnf(x) conversion if errno differences may occur and
22696 -fmath-errno is set.
22698 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22700 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22701 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22702 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22704 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22707 * c-common.c (handle_alias_attribute): Disallow attribute for
22708 anything not a FUNCTION_DECL or VAR_DECL.
22710 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22713 * real.c (do_compare): Special-case compare of zero against
22714 decimal float value.
22716 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22719 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22720 as indicating flexible array members unless the field itself is
22721 being declarared as the incomplete array.
22723 2009-02-06 Jan Hubicka <jh@suse.cz>
22725 PR tree-optimization/38844
22726 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22727 is already inlined.
22729 2009-02-06 Richard Guenther <rguenther@suse.de>
22731 PR middle-end/38977
22732 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22733 fork because we may expand it as __gcov_fork.
22735 2009-02-06 Nick Clifton <nickc@redhat.com>
22737 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22739 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22741 PR tree-optimization/35659
22742 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22743 vn_phi_eq): Shortcut if hashcode does not match.
22744 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22746 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22747 and avoid iterative_hash_expr.
22748 (FOR_EACH_VALUE_ID_IN_SET): New.
22749 (value_id_compare): Remove.
22750 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22751 sort expressions by value id.
22753 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22756 * config/sh/predicates.md (general_movsrc_operand): Don't check
22757 the subreg of system registers here.
22759 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22762 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22763 on the copied decl.
22765 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22767 PR rtl-optimization/39110
22768 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22769 addresses, not aligned ones.
22771 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22772 Richard Guenther <rguenther@suse.de>
22774 PR tree-optimization/39100
22775 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22776 comment says and add edges.
22778 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22781 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22782 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22784 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22786 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22787 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22788 register_bb_in_sese, new_sese, free_sese): Moved.
22789 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22790 outermost_loop_in_scop, build_scop_iteration_domain,
22791 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22792 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22793 Use loop_in_sese_p instead of loop_in_scop_p.
22794 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22795 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22796 (scopdet_basic_block_info): Fix bug in scop detection.
22797 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22798 eq_loop_to_cloog_loop): Remove.
22799 (nb_loops_around_loop_in_scop, nb_loop
22800 ref_nb_loops): Moved here...
22801 * graphite.h (ref_nb_loops): ... from here.
22802 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22803 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22804 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22805 * testsuite/gcc.dg/graphite/scop-19.c: New
22807 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22808 Hans-Peter Nilsson <hp@axis.com>
22810 PR rtl-optimization/37889
22811 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22812 Move offset handling from PLUS to before the switch. Use new
22813 arguments when considering SYMBOL_REFs too.
22814 (rtx_addr_can_trap_p): Pass dummy offset and size.
22815 (enum may_trap_p_flags): Remove.
22816 (may_trap_p_1): Pass size from MEM_SIZE.
22818 PR rtl-optimization/38921
22819 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22820 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22821 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22822 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22824 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22826 AVX Programming Reference (January, 2009)
22827 * config/i386/sse.md (*vpclmulqdq): New.
22829 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22831 PR tree-optimization/38977
22832 PR gcov-profile/38292
22833 * calls.c (special_function_p): Disregard __builtin_ prefix.
22835 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22837 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22838 non-indexable addresses even before reload.
22840 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22843 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22844 as having variable size. Do not give an error for unnamed
22845 parameters with [*] declarators. Give a warning for type names
22846 with [*] declarators and mark them as variable size.
22847 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22848 for sizeof applied to [*] type names.
22850 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22853 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22855 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22857 * gcc.c (process_command): Update copyright notice dates.
22858 * gcov.c (print_version): Likewise.
22859 * gcov-dump.c (print_version): Likewise.
22860 * mips-tfile.c (main): Likewise.
22861 * mips-tdump.c (main): Likewise.
22863 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22866 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22867 for composite type involving a zero-length array type.
22869 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22872 * function.c (match_asm_constraints_1): Skip over
22873 initial optional % in the constraint.
22875 PR inline-asm/39059
22876 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22877 supported, don't accept FIXED_CSTs.
22878 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22879 and _Sat is used without _Fract/_Accum. Set specs->type to
22880 integer_type_node for cts_fract/cts_accum if fixed point is not
22883 2009-02-02 Catherine Moore <clm@codesourcery.com>
22885 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22887 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22889 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22890 (ABI_HAS_64BIT_SYMBOLS): Use it.
22891 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22893 2009-02-02 Paul Brook <paul@codesourcery.com>
22895 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22897 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22899 PR inline-asm/39058
22900 * recog.h (asm_operand_ok): Add constraints argument.
22901 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22902 recurse on matching constraint.
22903 (check_asm_operands): Pass constraints as 3rd argument to
22904 asm_operand_ok. Don't look up matching constraint here.
22905 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22908 2009-02-02 Ben Elliston <bje@au.ibm.com>
22910 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22911 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22913 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22915 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22916 information. Remove some obsolete information. Reorganize.
22918 * config/pa/fptr.c: Revert license to GPL 2.
22919 * config/pa/milli64.S: Likewise.
22921 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22924 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22925 LIBRARY name in, instead of hard-coding it.
22926 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22927 extra target make frag to tmake_files according to EH model.
22928 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22929 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22930 frags that define makefile variable EH_MODEL appropriately.
22931 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
22932 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
22933 to "-sjlj" according to type of EH configured.
22934 (LIBGCC_SONAME): Concatenate it to shared library base name.
22935 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
22936 to "_sjlj" according to type of EH configured.
22937 (LIBGCC_SONAME): Concatenate it to shared library base name.
22938 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
22939 (SHLIB_LINK): Add missing semicolon to if-else construct.
22940 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22941 string value of "pe_dll" command-line option.
22942 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
22943 (SHLIB_SONAME): Use it when overriding t-cygming default.
22944 (SHLIB_IMPLIB): Override t-cygming default.
22945 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22946 string value of "pe_dll" command-line option.
22948 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22951 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
22952 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
22954 2009-01-31 Richard Guenther <rguenther@suse.de>
22956 PR tree-optimization/38937
22957 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
22958 computing the transitive closure.
22960 2009-01-30 Richard Guenther <rguenther@suse.de>
22962 PR tree-optimization/39041
22963 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22964 Propagate variable indices only if the types match for this stmt.
22966 2009-01-30 Jakub Jelinek <jakub@redhat.com>
22969 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
22970 inline but never defined.
22972 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
22974 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
22975 (*insv_h_di_reg_extimm): New insn.
22976 (*insv_l<mode>_reg_extimm): New insn.
22978 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22980 * config/picochip/picochip.c (flag_conserve_stack): set
22981 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
22982 fconserve-stack. Reduce call-overhead used by inliner.
22984 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22987 * common.opt (flag_conserve_stack): Initialised to zero.
22989 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
22992 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
22993 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
22996 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
22998 * ira-color.c (allocno_reload_assign): Update comments.
22999 * regmove.c (regmove_optimize): Likewise.
23003 2009-01-29 Robert Millan <rmh@aybabtu.com>
23005 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
23006 * config/i386/kopensolaris-gnu.h: New file. Undefine
23007 `MD_UNWIND_SUPPORT'.
23008 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
23010 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
23012 PR tree-optimization/39007
23013 * tree-loop-distribution.c (generate_builtin): Use
23014 recompute_dominator to compute the immediate dominator of the
23015 basic block just after the loop.
23017 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
23019 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
23020 (ASM_OUTPUT_DWARF_PCREL): Define.
23022 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
23024 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
23025 * doc/passes.texi: Remove entries about regclass, local-alloc, and
23026 global. Modify entries about regmove and IRA.
23028 * ra-conflict.c: Remove the file.
23030 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
23032 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
23033 (pass_regclass_init): Rename to pass_reginfo_init.
23035 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
23037 * toplev.h (flag_ira): Remove.
23039 * caller-save.c (setup_save_areas): Remove flag_ira.
23041 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
23043 * global.c: Remove the file.
23045 * opts.c (decode_options): Remove flag_ira.
23047 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
23049 * regmove.c: Modify file description.
23050 (find_use_as_address, try_auto_increment): Define them only if
23051 AUTO_INC_DEC is defined.
23052 (replacement_quality, replace_in_call_usage, fixup_match_1,
23053 stable_and_no_regs_but_for_p): Remove.
23054 (reg_set_in_bb): Make it static.
23055 (regmove_optimize): Remove flag_ira and code which worked for
23058 * local-alloc.c: Remove the file.
23060 * common.opt (fira): Remove.
23062 * ira.c: Include except.h.
23063 (eliminable_regset): Move from global.c.
23064 (mark_elimination): Ditto. Remove flag_ira.
23065 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
23066 equiv_mem_modified, validate_equiv_mem_from_store,
23067 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
23068 contains_replace_regs, memref_referenced_p, memref_used_between_p,
23069 no_equiv, recorded_label_ref): Move from local-alloc.c.
23070 (update_equiv_regs): Ditto. Make it static.
23071 (print_insn_chain, print_insn_chains): Move it from global.c.
23072 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
23073 (build_insn_chain): Ditto. Make it static.
23074 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
23075 Rename to init_live_subregs.
23076 (gate_ira): Remove flag_ira.
23078 * regclass.c: Rename reginfo.c. Change file description.
23079 (FORBIDDEN_INC_DEC_CLASSES): Remove.
23080 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
23081 (init_reg_sets_1): Remove code for evaluation of
23082 reg_class_superclasses and losing_caller_save_reg_set.
23083 (init_regs): Remove init_reg_autoinc.
23084 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
23085 ok_for_base_p_nonstrict): Remove.
23086 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
23087 (pass_regclass_init): Rename to pass_reginfo_init. Modify
23088 corresponding entries.
23089 (dump_regclass, record_operand_costs, scan_one_insn,
23090 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
23091 record_address_regs, auto_inc_dec_reg_p): Remove.
23092 (gt-regclass.h): Rename to gt-reginfo.h.
23094 * rtl.h (dump_global_regs, retry_global_alloc,
23095 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
23097 * Makefile.in (RA_H): Remove.
23098 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
23099 Rename regclass.o to reginfo.o.
23100 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
23102 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
23103 (GTFILES): Rename regclass.c to reginfo.c.
23105 * passes.c (init_optimization_passes): Remove pass_local_alloc and
23106 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
23108 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23109 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
23111 (finish_spills): Ditto. Remove code for !flag_ira.
23113 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
23115 PR middle-end/35854
23116 * doc/invoke.texi (rtl debug options): Complete rewrite.
23117 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
23119 * mode-switching.c (pass_mode_switching): Rename pass from
23120 "mode-sw" to "mode_sw".
23121 * except.c (pass_convert_to_eh_ranges): Rename pass from
23122 "eh-ranges" to "eh_ranges".
23123 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
23127 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
23128 Alexander Monakov <amonakov@ispras.ru>
23130 PR middle-end/38857
23131 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
23133 (move_exprs_to_boundary): Change return type and pass through
23134 should_move from move_op. Relax assert. Update usage ...
23135 (schedule_expr_on_boundary): ... here. Use should_move instead of
23137 (move_op_orig_expr_found): Indicate that insn was disconnected from
23139 (code_motion_process_successors): Do not call after_merge_succs
23140 callback if original expression was not found when traversing any of
23142 (code_motion_path_driver): Change return type. Update prototype.
23143 (move_op): Update comment. Add a new parameter (should_move). Update
23144 prototype. Set *should_move based on indication provided by
23145 move_op_orig_expr_found.
23147 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
23149 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
23150 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
23151 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
23152 * config/rs6000/rs6000.c (rs6000_override_options): Default
23153 avoid-indexed-addresses on for Power6, off for everything else.
23154 (avoiding_indexed_address_p): New function.
23155 (rs6000_legitimize_address): Use it.
23156 (rs6000_legitimate_address): Likewise.
23157 * config/rs6000/rs6000.md (movXX_updateX): Likewise
23159 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
23161 PR tree-optimization/38997
23162 * tree-loop-distribution.c (generate_memset_zero): Use
23163 POINTER_PLUS_EXPR for a pointer addition.
23165 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
23167 * config/s390/s390.md (bswap<mode>2): New pattern added.
23169 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23171 * config/s390/s390.md (*tls_load_31): Added type attribute.
23173 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23175 * config/s390/s390.md: Fix a few comments.
23177 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23179 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
23180 (*tm<mode>_full): Fixed z10prop attribute.
23181 (*tst<mode>_extimm): Fixed z10prop attribute.
23182 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
23183 (*tstqiCCT_cconly): Fixed z10prop attribute.
23184 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
23185 (*movsi_larl): Fixed z10prop attribute.
23186 (*movsi_zarch): Fixed z10prop attribute.
23187 (*movsi_eas): Fixed z10prop attribute.
23188 (*movhi): Fixed z10prop attribute.
23189 (*movqi): Fixed z10prop attribute.
23190 (*movstrictqi): Fixed z10prop attribute.
23191 (*mov<mode>): Fixed z10prop attribute.
23192 (*movcc): Fixed z10prop attribute.
23193 (*sethighpartdi_64): Fixed z10prop attribute.
23194 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
23195 (*negdi2_sign_cc): Fixed z10prop attribute.
23196 (*negdi2_sign): Fixed z10prop attribute.
23197 (*absdi2_sign_cc): Fixed z10prop attribute.
23198 (*absdi2_sign): Fixed z10prop attribute.
23199 (*negabsdi2_sign_cc): Fixed z10prop attribute.
23200 (*negabsdi2_sign): Fixed z10prop attribute.
23201 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
23202 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
23203 (doloop_si64): Fixed z10prop attribute.
23204 (doloop_si31): Fixed z10prop attribute.
23205 (doloop_long): Fixed z10prop attribute.
23206 (indirect_jump): Fixed z10prop attribute.
23207 (nop): Fixed z10prop attribute.
23208 (main_base_64): Fixed z10prop attribute.
23209 (reload_base_64): Fixed z10prop attribute.
23211 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23213 PR rtl-optimization/38740
23214 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
23216 * config/mips/mips.c (mips_reorg): Likewise.
23218 2009-01-28 Richard Guenther <rguenther@suse.de>
23220 PR tree-optimization/38926
23221 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23222 with the correct value id to a value.
23223 (do_regular_insertion): Use the value number of edoubleprime
23224 for the value number of the expr.
23227 2008-08-21 Richard Guenther <rguenther@suse.de>
23229 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23230 a PHI ask VN if it is already available.
23231 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23232 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23234 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23236 PR middle-end/38934
23237 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23238 set to varying whenever max has TREE_OVERFLOW set, similarly
23239 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23241 2009-01-28 Richard Guenther <rguenther@suse.de>
23243 PR middle-end/38908
23244 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23245 uninitialized aggregate uses in call arguments.
23247 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23249 PR tree-optimization/38984
23250 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23251 the nothing_id variable if -fno-delete-null-pointer-checks.
23253 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23256 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23257 (set_got_offset_rex64): Ditto.
23259 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23262 * doc/extend.texi: Improve local variable with asm reg.
23264 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23266 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23267 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23268 was not supplied then set warn_packed_bitfield_compat to the
23269 default value of 1.
23270 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23273 2009-01-27 Richard Guenther <rguenther@suse.de>
23275 PR tree-optimization/38503
23276 * cfgexpand.c (expand_gimple_basic_block): Ignore
23277 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23278 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23279 variables that cannot have TBAA applied.
23280 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23283 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23285 PR middle-end/38969
23286 * calls.c (initialize_argument_information): Do not wrap complex
23287 arguments in SAVE_EXPR.
23289 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23291 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23292 (INSTALL_LIBGCC): Revert typo commit.
23294 2009-01-26 Richard Guenther <rguenther@suse.de>
23296 PR tree-optimization/38745
23297 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23298 from special handling.
23300 2009-01-26 Richard Guenther <rguenther@suse.de>
23302 PR tree-optimization/38745
23303 * tree-ssa.c (execute_update_addresses_taken): Do not include
23304 variables that cannot possibly be a register in not_reg_needs.
23305 Do not clear TREE_ADDRESSABLE on vars that may not become
23307 * tree-ssa.c (update_alias_info_1): Include those in the set
23308 of addressable vars.
23310 2009-01-26 Richard Guenther <rguenther@suse.de>
23312 PR middle-end/38851
23313 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23314 * tree-ssa-dse.c: Include langhooks.h
23315 (execute_simple_dse): Remove stores with zero size.
23317 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23320 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23323 2009-01-24 Julian Brown <julian@codesourcery.com>
23325 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23326 config/arm/linux-atomic.c.
23327 * config/arm/linux-atomic.c: New.
23329 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23331 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23332 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23333 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23335 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23338 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23341 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23343 PR tree-optimization/38953
23344 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23345 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23346 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23347 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23350 2009-01-24 Paul Brook <paul@codesourcery.com>
23352 * config/arm/neon.md (neon_type): Move to arm.md.
23353 (neon_mov<VSTRUCT>): Add neon_type attribute.
23354 * config/arm/arm.md (neon_type): Move to here.
23355 (conds): Add "unconditioal" and use as default for NEON insns.
23357 2009-01-24 Ben Elliston <bje@au.ibm.com>
23359 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23360 void *' warning from -Wc++-compat.
23361 * Makefile.in (dominance.o-warn): Remove.
23363 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23365 PR tree-optimization/38932
23366 * fold-const.c (fold_unary_ignore_overflow): New.
23367 * tree.h (fold_unary_ignore_overflow): Declare.
23368 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23369 * tree-ssa-sccvn.c (visit_reference_op_load,
23370 simplify_unary_expression): Likewise.
23372 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23374 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23375 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23376 regardless of their type.
23377 * c-common.c (handle_packed_attribute): Don't ignore packed on
23379 * c.opt (Wpacked-bitfield-compat): New warning option.
23380 * stor-layout.c (place_field): Warn if offset of a field changed.
23381 * doc/extend.texi (packed): Mention the ABI change.
23382 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23383 (Warning Options): Add it to the list.
23385 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23387 * c-opts.c (c_common_post_options): Fix a typo in comments.
23389 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23391 PR middle-end/38615
23392 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23393 variables to static.
23394 * doc/invoke.texi (-fmerge-all-constants): Update description.
23396 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23399 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23400 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23402 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23404 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23406 (LOCAL_ALIGNMENT): Similarly.
23408 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23409 Joseph Myers <joseph@codesourcery.com>
23411 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23412 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23413 * config/arm/arm-tune.md: Regenerate.
23414 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23417 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23419 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23420 version number to five.
23422 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23425 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23426 * c-common.c (set_underlying_type): Likewise.
23427 (is_typedef_decl ): Likewise
23429 (set_underlying_type): Likewise.
23430 (is_typedef_type): Likewise.
23432 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23434 PR middle-end/38587
23435 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23438 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23441 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23442 (LIBGCC_SPEC): Don't define.
23443 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23445 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23447 PR rtl-optimization/38879
23448 * alias.c (base_alias_check): Unaligned access via AND address can
23449 alias all surrounding object types except those with sizes equal
23450 or wider than the size of unaligned access.
23452 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23455 * c-decl.c (clone_underlying_type): Move this ...
23456 * c-common.c (set_underlying_type): ... here.
23457 Also, make sure the function properly sets TYPE_STUB_DECL() on
23458 the newly created typedef variant type.
23459 (is_typedef_decl ): New entry point.
23460 * tree.h: Added a new member member_types_needing_access_check to
23461 struct tree_decl_non_common.
23462 (set_underlying_type): New entry point.
23463 (is_typedef_type): Likewise.
23465 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23467 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23468 Check whether two instructions have memory references that
23469 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23470 are helper functions for traversing.
23471 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23472 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23473 not to draw dependency edge for instructions with non-conflicting
23476 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23479 * longlong.h: Update copyright years. Use soft-fp license notice.
23480 Sync __clz_tab declaration with glibc.
23482 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23485 * doc/extend.texi (syscall_linkage): New.
23486 (version_id): Modify.
23488 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23489 Richard Guenther <rguenther@suse.de>
23491 PR tree-optimization/38747
23492 PR tree-optimization/38748
23493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23494 conversion if the base address is an indirect reference and the
23495 aliasing sets could cause issues.
23497 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23499 * common.opt (fgraphite, fgraphite-identity): Add comment for
23500 explaining why these options are not documented.
23502 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23504 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23505 gimple_call_lhs is NULL.
23507 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23510 * emit-rtl.c (adjust_address_1): Make sure memref is never
23513 2009-01-20 Ben Elliston <bje@au.ibm.com>
23515 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23516 const qualifier from arg parameter. Remove unnecessary cast to char *.
23517 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23518 const qualifier from arg 2.
23520 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23522 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23524 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23527 * rtl.h (reinit_regs): New prototype.
23528 * regclass.c: Include ira.h.
23529 (reinit_regs): New.
23530 * Makefile.in (regclass.o): Add ira.h.
23531 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23533 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23536 * c-common.c (handle_aligned_attribute): Use
23537 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23538 default alignment value.
23540 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23542 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23543 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23545 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23546 __BIGGEST_ALIGNMENT__.
23548 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23550 2009-01-18 Richard Guenther <rguenther@suse.de>
23552 PR tree-optimization/38819
23553 * tree-flow.h (operation_could_trap_helper_p): Declare.
23554 * tree-eh.c (operation_could_trap_helper_p): Export.
23555 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23556 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23557 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23558 are about to insert a possibly trapping instruction and fail
23561 2009-01-18 Andreas Schwab <schwab@suse.de>
23563 * doc/install.texi (Configuration): Remove obsolete paragraph
23564 about use of --with-gnu-ld with --with-gnu-as.
23566 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23568 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23569 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23570 Follow spelling conventions.
23572 2009-01-18 Ben Elliston <bje@au.ibm.com>
23574 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23575 C++ warning about implicit conversion from void * to struct
23577 (bitmap_obstack_free): Likewise for bitmap_element *.
23578 * Makefile.in (bitmap.o-warn): Remove.
23580 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23582 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23584 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23585 Tobias Grosser <tobi.grosser@amd.com>
23587 * graphite.c (graphite_trans_scop_block): Do not block single
23590 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23592 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23593 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23594 test with assertion.
23596 2009-01-16 Richard Guenther <rguenther@suse.de>
23598 PR tree-optimization/38835
23599 PR middle-end/36227
23600 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23601 and INT + PTR -> (INT)(PTR p+ INT) folding.
23602 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23604 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23607 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23608 the subreg from a lowpart subreg if it is also casting the value.
23610 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23611 Tobias Grosser <tobi.grosser@amd.com>
23613 * graphite.c (compare_prefix_loops): New.
23614 (build_scop_canonical_schedules): Rewritten.
23615 (graphite_transform_loops): Move build_scop_canonical_schedules
23616 after build_scop_iteration_domain.
23618 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23619 Tobias Grosser <tobi.grosser@amd.com>
23621 * graphite.c (add_conditions_to_domain): Add the loops to
23622 the dimension of the iteration domain. Do copy the domain
23623 only when it exists.
23624 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23625 (add_conditions_to_constraints): New.
23626 (can_generate_code_stmt, can_generate_code): Removed.
23627 (gloog): Do not call can_generate_code.
23628 (graphite_transform_loops): Call add_conditions_to_constraints
23629 after building the iteration domain.
23631 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23633 PR tree-optimization/38789
23634 * tree-ssa-threadedge.c
23635 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23636 __builtin_constant_p.
23638 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23640 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23641 examined before deleting them.
23643 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23645 * function.c (aggregate_value_p): Correctly extract the function
23646 type from CALL_EXPR_FN lookup.
23648 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23650 * config/picochip/picochip.c (picochip_override_options): Revert
23651 CFI asm flag disable commited previously.
23653 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23654 Tobias Grosser <tobi.grosser@amd.com>
23655 Jan Sjodin <jan.sjodin@amd.com>
23657 * graphite.c (scan_tree_for_params): On substractions negate
23658 all the coefficients of the term.
23659 (clast_to_gcc_expression_red): New. Handle reduction expressions
23660 of more than two operands.
23661 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23662 (get_vdef_before_scop): Handle also the case of default definitions.
23664 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23666 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23667 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23668 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23670 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23671 Joey Ye <joey.ye@intel.com>
23673 PR middle-end/37843
23674 * cfgexpand.c (expand_stack_alignment): Don't update stack
23675 boundary nor check incoming stack boundary here.
23676 (gimple_expand_cfg): Update stack boundary and check incoming
23677 stack boundary here.
23679 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23681 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23683 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23685 PR rtl-optimization/38245
23686 * calls.c (expand_call): Add stack arguments to
23687 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23688 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23689 in regs and partially in memory or BLKmode arguments.
23690 (emit_library_call_value_1): Add stack arguments to
23691 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23692 ACCUMULATE_OUTGOING_ARGS).
23693 * dce.c: Include tm_p.h.
23694 (find_call_stack_args): New function.
23695 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23697 (mark_insn): Call find_call_stack_args for CALL_Ps.
23698 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23699 forwards. Allocate and free arg_stores bitmap if needed, pass it
23700 down to deletable_insn_p, don't mark stores set in arg_stores
23701 bitmap, clear the bitmap at the beginning of each bb.
23702 * Makefile.in (dce.o): Depend on $(TM_P_H).
23704 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23707 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23708 to make sure the insn is a conditional test (bug 22599). Reformat a
23711 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23713 PR middle-end/38431
23714 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23715 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23716 (gloog): Do not call cleanup_tree_cfg.
23717 (graphite_transform_loops): Call cleanup_tree_cfg after all
23718 scops have been code generated.
23720 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23721 * doc/gty.texi (Invoking the garbage collector): Added new node
23722 and section documenting ggc_collect.
23724 2009-01-14 Richard Guenther <rguenther@suse.de>
23726 PR tree-optimization/38826
23727 PR middle-end/38477
23728 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23729 initialization notes only if we actually emitted a warning.
23730 (intra_create_variable_infos): Add constraints for a result decl
23731 that is passed by hidden reference.
23732 (build_pred_graph): Mark all related variables non-direct on
23735 2009-01-14 Nick Clifton <nickc@redhat.com>
23737 * ira-conflicts.c: Include addresses.h for the definition of
23739 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23740 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23742 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23745 * Makefile.in (ira-lives.o): Add except.h.
23747 * ira-lives.c: Include except.h.
23748 (process_bb_node_lives): Process can_throw_internal.
23750 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23752 PR rtl-optimization/38774
23753 * combine.c (simplify_set): When undoing cc_use change, don't do
23754 PUT_CODE on the newly created comparison, but instead put back the
23757 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23759 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23760 values. Remove duplicate arm8 entry.
23762 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23764 PR tree-optimization/38786
23765 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23766 the SSA_NAME case of expand_scalar_variables_expr.
23767 Set the type of an expression to the type of its assign statement.
23768 (expand_scalar_variables_expr): Also gather the scalar computation
23769 used to index the memory access. Do not pass loop_p.
23770 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23771 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23772 the gimple_stmt_iterator where it inserts new code.
23773 Do not pass loop_p.
23774 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23775 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23777 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23779 * graphite.h (debug_value): Removed.
23780 * graphite.c (debug_value): Removed.
23782 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23784 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23785 ldrd/strd with two 32-bit instructions.
23787 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23789 * config/arm/arm.c (struct processors): Pass for speed down into
23790 cost helper functions.
23791 (const_ok_for_op): Handle COMPARE and inequality nodes.
23792 (arm_rtx_costs_1): Rewrite.
23793 (arm_size_rtx_costs): Update prototype.
23794 (arm_rtx_costs): Pass speed down to helper functions.
23795 (arm_slowmul_rtx_costs): Rework cost calculations.
23796 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23797 (arm_9e_rtx_costs): Likewise.
23799 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23801 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23802 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23803 (alpha_legitimize_address): Do not split local symbols wider than
23804 UNITS_PER_WORD into HIGH/LO_SUM parts.
23806 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23809 * gcc.c (process_command): Replace call to execvp with calls
23810 to pex_one and exit.
23812 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23815 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23816 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23817 variant for devices with 3-byte PC.
23818 (__tablejump_elpm__): New.
23820 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23823 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23824 offsetof member-designator, handle it as `[0].'.
23826 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23828 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23829 function when not using named sections on targets with named sections
23830 if branch distance is less than 262132.
23832 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23834 * combine.c (combine_instructions): Recompute
23835 optimize_this_for_speed_p for each BB in the main combine loop.
23837 2009-01-12 Tomas Bily <tbily@suse.cz>
23840 * tree-loop-distribution.c (prop_phis): New function.
23841 (generate_builtin): Call prop_phis.
23842 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23844 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23846 PR tree-optimization/38807
23847 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23848 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23850 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23852 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23853 subreg of op0 to the original op0.
23855 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23857 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23859 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23862 * mips-tfile.c (parse_def): Fix parsing of def strings
23863 starting with digits.
23865 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23868 * config/arm/arm.c (arm_is_long_call_p): Don't call
23869 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23871 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23873 * regrename.c (regrename_optimize): Fix dumping.
23874 (find_oldest_value_reg): Preserve REG_POINTER.
23875 (copy_hardreg_forward_1): Likewise.
23877 2009-01-09 Diego Novillo <dnovillo@google.com>
23879 * gimple.h (struct gimple_statement_base) <uid>: Document
23880 the restrictions on its use.
23881 (gimple_uid): Tidy.
23882 (gimple_set_uid): Tidy.
23884 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23886 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23887 zero guard even if align_bytes != 0 and count is smaller than
23890 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23892 PR rtl-optimization/38495
23893 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23894 (add_range_and_copies_from_move_list): Print all added ranges.
23895 Add ranges to memory optimized destination.
23897 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23901 * config/i386/i386.c (override_options): Reject
23902 -mstringop-strategy=rep_8byte with -m32.
23903 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23904 to 1. Do count comparison against epilogue_size_needed at compile
23905 time even when count_exp was constant forced into register. For
23906 size_needed don't jump to epilogue, instead just avoid aligning
23907 and invoke the body algorithm. If need_zero_guard, add zero guard
23908 even if count is non-zero, but smaller than size_needed + number of
23909 bytes that could be stored for alignment.
23910 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23911 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23912 but smaller than size_needed + number of bytes that could be stored
23913 for alignment. Compare size_needed with epilogue_size_needed instead
23914 of desired_align - align, don't adjust size_needed, pass
23915 epilogue_size_needed to the epilogue expanders.
23918 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23920 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23922 * pa.c (last_address): Change to unsigned.
23923 (update_total_code_bytes): Change argument to unsigned. Don't
23924 check if insn addresses are set.
23925 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23926 addresses are not set.
23927 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23929 2009-01-09 Nick Clifton <nickc@redhat.com>
23931 * config/sh/symbian.c: Replace uses of DECL_INLINE with
23932 DECL_DECLARED_INLINE_P.
23934 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23936 PR middle-end/38347
23937 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
23938 GET_MODE (op0) in operand_subword_force calls.
23940 PR middle-end/38771
23941 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
23942 fold_convert arg0 operands to TREE_TYPE (op0) first.
23944 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
23946 * params.def (ira-max-conflict-table-size): Decrease default value
23949 2009-01-08 Jakub Jelinek <jakub@redhat.com>
23951 PR tree-optimization/37031
23952 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
23954 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
23955 allocate it using gc instead of heap, use VEC_quick_push instead of
23957 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
23958 instead of heap, use VEC_quick_push instead of VEC_safe_push.
23959 * tree-data-ref.h (struct access_matrix): Change matrix to gc
23960 allocated vector from heap allocated.
23961 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
23962 * tree-loop-linear.c (linear_transform_loops): Allocate nest
23963 vector only after perfect_loop_nest_depth call.
23965 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
23966 Jan Sjodin <jan.sjodin@amd.com>
23968 PR tree-optimization/38559
23969 * graphite.c (debug_value, copy_constraint,
23970 swap_constraint_variables, scale_constraint_variable, ): New.
23971 (get_lower_bound, get_upper_bound): Removed.
23972 (graphite_trans_bb_strip_mine): Clean up this code that works
23973 only for constant number of iterations. Fully copy upper and
23974 lower bound constraints, not only the constant part of them.
23975 * graphite.h (debug_value): Declared.
23977 2009-01-08 Ira Rosen <irar@il.ibm.com>
23979 PR tree-optimization/37194
23980 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
23981 Don't add the cost of cost model guard in prologue to scalar
23982 outside cost in case of known number of iterations.
23984 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
23985 Alan Modra <amodra@bigpond.net.au>
23987 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
23988 non-word-aligned REG+CONST addressing.
23990 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23993 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
23994 free_after_compilation when outputting a thunk.
23995 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
23996 Do not call free_after_compilation here.
23998 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24000 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
24001 (ix86_valid_target_attribute_inner_p): Ditto.
24003 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
24005 PR tree-optimization/38492
24006 PR tree-optimization/38498
24007 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
24008 * tree-chrec.h (scev_is_linear_expression): Declared.
24009 * graphite.c (graphite_cannot_represent_loop_niter): New.
24010 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
24011 (graphite_loop_normal_form): Use gcc_assert.
24012 (scan_tree_for_params): Use CASE_CONVERT.
24013 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
24014 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
24015 Use gcc_assert. Discard scops that contain unhandled cases.
24016 (build_scop_conditions): Return a boolean status for unhandled cases.
24017 (strip_mine_profitable_p): Print the loop number, not its depth.
24018 (is_interchange_valid): Pass the depth of the loop nest, don't
24019 recompute it wrongly.
24020 (graphite_trans_bb_block): Same.
24021 (graphite_trans_bb_block): Print tentative of loop blocking.
24022 (graphite_trans_scop_block): Do not print that the loop has been
24024 (graphite_transform_loops): Do not handle scops that contain condition
24027 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
24029 AVX Programming Reference (December, 2008)
24030 * config/i386/avxintrin.h (_mm256_stream_si256): New.
24031 (_mm256_stream_pd): Likewise.
24032 (_mm256_stream_ps): Likewise.
24034 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
24035 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
24036 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
24037 (bdesc_special_args): Add __builtin_ia32_movntdq256,
24038 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
24039 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
24040 (ix86_expand_special_args_builtin): Likewise.
24042 * config/i386/sse.md (AVXMODEDI): New.
24043 (avx_movnt<mode>): Likewise.
24044 (avx_movnt<mode>): Likewise.
24045 (<sse>_movnt<mode>): Remove AVX support.
24046 (sse2_movntv2di): Likewise.
24048 2009-01-07 Richard Guenther <rguenther@suse.de>
24050 PR middle-end/38751
24051 * fold-const.c (extract_muldiv): Remove obsolete comment.
24052 (fold_plusminus_mult_expr): Undo MINUS_EXPR
24053 to PLUS_EXPR canonicalization for the canonicalization.
24055 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
24057 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
24058 hosted cross-compilers generating less efficient code.
24060 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24062 * function.h (rtl_data): Add a dbr_scheduled_p field.
24063 * reorg.c (dbr_schedule): Set it.
24064 (gate_handle_delay_slots): Check it.
24065 * config/mips/mips.c (mips_base_delayed_branch): Delete.
24066 (mips_reorg): Check flag_delayed_branch instead of
24067 mips_base_delayed_branch.
24068 (mips_override_options): Don't set mips_base_delayed_branch
24069 or flag_delayed_branch.
24071 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24073 PR rtl-optimization/38426.
24074 * ira.c (ira): Set current_function_is_leaf earlier.
24076 2009-01-06 Jakub Jelinek <jakub@redhat.com>
24078 PR rtl-optimization/38722
24079 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
24080 too early, only set a flag and modify after last possible
24083 2009-01-06 Janis Johnson <janis187@us.ibm.com>
24086 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
24087 * real.c (decimal_single_format): Correct values of emin and emax.
24088 (decimal_double_format): Ditto.
24089 (decimal_quad_format): Ditto.
24090 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
24091 computation of DECnn_MIN and DECnn_MAX for corrected values of
24092 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
24093 __DECnn_MIN__, and adjust its computation for the corrected value
24096 2009-01-06 Jan Hubicka <jh@suse.cz>
24099 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
24101 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
24103 * doc/contrib.texi (Contributors): Slightly adjust the end note.
24104 Add Robert Clark to the list of testers.
24106 2009-01-06 Jan Hubicka <jh@suse.cz>
24107 Kai Tietz <kai.tietz@onevision.com>
24109 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
24110 * config/i386/i386.c (ix86_expand_call): Add clobbers.
24112 2009-01-06 Jan Hubicka <jh@suse.cz>
24113 Kai Tietz <kai.tietz@onevision.com>
24115 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
24117 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
24118 (ix86_nsaved_regs): Count only general purpose regs.
24119 (ix86_nsaved_sseregs): New.
24120 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
24121 to 16 for w64; compute padding and size of sse reg save area.
24122 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
24123 general purpose regs.
24124 (ix86_emit_save_sse_regs_using_mov): New.
24125 (ix86_expand_prologue): Save SSE regs if needed.
24126 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
24127 (ix86_emit_restore_sse_regs_using_mov): New.
24128 (ix86_expand_epilogue): Save SSE regs if needed.
24130 2009-01-06 Jan Hubicka <jh@suse.cz>
24131 Kai Tietz <kai.tietz@onevision.com>
24133 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
24134 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
24135 functions when accumulate outgoing args is off.
24137 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24140 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
24141 before using pseudos_have_intersected_live_ranges_p.
24143 * ira-int.h (ira_assert): Always define.
24145 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24147 AVX Programming Reference (December, 2008)
24148 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
24149 (_mm256_permute2_pd): Likewise.
24150 (_mm_permute2_ps): Likewise.
24151 (_mm256_permute2_ps): Likewise.
24152 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
24153 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
24155 * config/i386/i386.c (ix86_builtins): Remove
24156 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
24157 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
24158 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
24159 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
24160 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
24161 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
24162 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
24163 __builtin_ia32_vpermil2ps256.
24164 (ix86_init_mmx_sse_builtins): Updated.
24165 (ix86_expand_args_builtin): Likewise.
24167 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24169 * pa.c (output_call): Relocate non-jump insns in the delay slot of
24170 long absolute calls when generating PA 2.0 code.
24172 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
24174 PR rtl-optimization/38583
24175 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
24177 * params.def (ira-max-conflict-table-size): New.
24179 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
24181 * ira.h (ira_conflicts_p): New external definition.
24183 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
24184 table. Report this. Return result of building.
24185 (ira_build_conflicts): Use ira_conflicts_p. Check result of
24186 building conflict table.
24188 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
24189 (ira_color): Use ira_conflicts_p.
24191 * global.c: Include ira.h.
24192 (pseudo_for_reload_consideration_p, build_insn_chain): Use
24195 * Makefile.in (global.o): Add ira.h.
24197 * ira-build.c (mark_all_loops_for_removal,
24198 propagate_some_info_from_allocno): New.
24199 (remove_unnecessary_allocnos): Call
24200 propagate_some_info_from_allocno.
24201 (remove_low_level_allocnos): New.
24202 (remove_unnecessary_regions): Add parameter. Call
24203 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
24204 parameter to remove_unnecessary_regions.
24205 (ira_build): Remove all regions but root if the conflict table was
24206 not built. Update conflict hard regs for allocnos crossing calls.
24208 * ira.c (ira_conflicts_p): New global.
24209 (ira): Define and use ira_conflicts_p.
24211 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24212 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
24213 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
24215 2009-01-06 Ben Elliston <bje@au.ibm.com>
24217 * gengtype-lex.l (YY_NO_INPUT): Define.
24219 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24222 * c-common.c (handle_vector_size_attribute): Also reject
24223 BOOLEAN_TYPE types.
24225 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24227 PR tree-optimization/38492
24228 * graphite.c (rename_map_elt, debug_rename_elt,
24229 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24230 rename_map_elt_info, eq_rename_map_elts,
24231 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24232 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24233 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24234 (sese_build_livein_liveouts): New.
24235 (new_sese, free_sese): New.
24236 (new_scop): Call new_sese.
24237 (free_scop): Call free_sese.
24238 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24239 (register_old_new_names): Renamed register_old_and_new_names.
24240 (register_scop_liveout_renames, add_loop_exit_phis,
24241 insert_loop_close_phis, struct igp,
24242 default_liveout_before_guard, add_guard_exit_phis,
24243 insert_guard_phis, copy_renames): New.
24244 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24245 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24246 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24247 (scop_adjust_phis_for_liveouts): New.
24248 (gloog): Call scop_adjust_phis_for_liveouts.
24250 * graphite.h (struct sese): Documented. Added fields liveout,
24251 num_ver and livein.
24252 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24253 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24254 (struct scop): Added field liveout_renames.
24255 (SCOP_LIVEOUT_RENAMES): New.
24257 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24259 PR tree-optimization/38510
24260 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24261 (translate_clast): Call recompute_all_dominators before
24263 (gloog): Call recompute_all_dominators before graphite_verify.
24265 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24266 Jan Sjodin <jan.sjodin@amd.com>
24268 PR tree-optimization/38500
24269 * graphite.c (create_sese_edges): Call fix_loop_structure after
24272 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24274 * config.gcc: Add m32r*-*-rtems*.
24275 * config/m32r/rtems.h: New file.
24277 2009-01-05 Ben Elliston <bje@au.ibm.com>
24279 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24280 (.po.pox): Likewise.
24281 (po/gcc.pot): Likewise.
24283 2009-01-04 David S. Miller <davem@davemloft.net>
24285 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24286 (STARTING_FRAME_OFFSET): Always set to zero.
24288 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24290 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24291 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24292 fixed-point types, and vectors of the same.
24294 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24296 * config/mips/sync.md (*mb_barrier): Rename to...
24297 (*memory_barrier): ...this.
24299 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24301 * doc/extend.texi (Function Attributes): Move @cindex after @item
24302 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24303 and put in alphabetical order. Fix 'target' name and put in order.
24304 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24307 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24309 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24310 (memory_barrier): Expand as unspec instead of unspec_volatile.
24311 Remove mem:BLK from insn operands. Use Pmode scratch register.
24312 (*memory_barrier): Define as unspec instead of unspec_volatile.
24313 Use (match_dup 0) as input operand.
24315 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24316 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24317 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24318 scratch register. Remove operand 1.
24319 (*stbar): Define as unspec instead of unspec_volatile.
24320 Use (match_dup 0) as input operand, remove (const_int 8).
24321 (*membar): Define as unspec instead of unspec_volatile.
24322 Use (match_dup 0) as input operand, remove input operand 2.
24324 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24325 (memory_barrier): Expand as unspec instead of unspec_volatile.
24326 Remove mem:BLK from insn operands. Use Pmode scratch register.
24327 (*memory_barrier): Define as unspec instead of unspec_volatile.
24328 Use (match_dup 0) as input operand.
24330 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24331 Remove mem:BLK from insn operands. Use Pmode scratch register.
24332 Set volatile flag on operand 0.
24333 (*memory_barrier): New insn pattern.
24335 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24337 (*memory_barrier): Use (match_dup 0) as input operand.
24339 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24340 Remove mem:BLK from insn operands. Use Pmode scratch register.
24341 Set volatile flag on operand 0.
24342 (*mb_internal): New insn pattern.
24344 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24346 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24348 PR middle-end/38586
24349 * function.c (struct temp_slot): Move to the section of the file
24350 that deals with temp slots. Remove field 'address'.
24351 (temp_slot_address_table): New hash table of address -> temp slot.
24352 (struct temp_slot_address_entry): New struct, items for the table.
24353 (temp_slot_address_compute_hash, temp_slot_address_hash,
24354 temp_slot_address_eq, insert_temp_slot_address): Support functions
24356 (find_temp_slot_from_address): Rewrite to use the new hash table.
24357 (remove_unused_temp_slot_addresses): Remove addresses of temp
24358 slots that have been made available.
24359 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24360 worker function for remove_unused_temp_slot_addresses.
24361 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24362 Add the temp slot address to the address -> temp slot map.
24363 (update_temp_slot_address): Update via insert_temp_slot_address.
24364 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24365 (pop_temp_slots): Likewise.
24366 (init_temp_slots): Allocate the address -> temp slot map, or empty
24367 the map if it is already allocated.
24368 (prepare_function_start): Initialize temp slot processing.
24370 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24372 PR middle-end/38584
24373 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24374 Calculate the size of all stack vars assuming no packing of stack
24375 vars will happen, replacing a quadratic algorithm with a linear one.
24377 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24380 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24383 2009-01-03 Diego Novillo <dnovillo@google.com>
24385 * doc/contrib.texi: Update contributions.
24387 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24390 * builtins.c (fold_builtin_memory_op): Give up if either operand
24391 is volatile. Set srctype or desttype to non-qualified version
24395 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24396 and FUNCTION_DECLs.
24398 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24400 PR rtl-optimization/35805
24401 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24402 problem if fast dce is able to remove any instructions.
24403 * dce.c (dce_process_block): Fix dump message.
24405 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24408 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24410 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24412 PR middle-end/38690
24413 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24414 * tree-pretty-print.c (op_code_prio): New function.
24415 (op_prio): No longer static. Use op_code_prio.
24416 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24417 Use op_prio and op_code_prio to determine if () should be
24418 printed around operand(s) or not.
24420 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24421 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24422 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24423 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24424 pp_character instead of pp_string for single letter printing.
24426 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24428 * doc/extend.texi: Fix '#pragma GCC option' typo.
24430 2009-01-02 Richard Guenther <rguenther@suse.de>
24432 * doc/install.texi (--enable-checking): Mention different
24433 default for stage1.
24434 (--enable-stage1-checking): Document.
24436 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24438 PR middle-end/30142
24439 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24440 case to be an error.
24442 2009-01-02 Ben Elliston <bje@au.ibm.com>
24444 * config/fp-bit.h (pack_d): Constify argument.
24445 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24446 (isnan): Constify argument.
24448 (iszero): Likewise.
24449 (pack_d): Likewise.
24450 (_fpadd_parts): Constify return type.
24451 (_fpmul_parts): Likewise.
24452 (_fpdiv_parts): Likewise.
24454 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24457 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24458 warn about overwriting initializer with side-effects or
24459 -Woverride-init if !IMPLICIT.
24460 (output_init_element): Likewise. Pass IMPLICIT down to
24462 (process_init_element): Add IMPLICIT argument. Pass it down
24463 to output_init_element.
24464 (push_init_element, pop_init_level, set_designator): Adjust
24465 process_init_element callers.
24466 (set_nonincremental_init, set_nonincremental_init_from_string):
24467 Adjust add_pending_init callers.
24468 (output_pending_init_elements): Adjust output_init_element callers.
24469 * c-tree.h (process_init_element): Adjust prototype.
24470 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24471 process_init_element callers.
24474 Copyright (C) 2009 Free Software Foundation, Inc.
24476 Copying and distribution of this file, with or without modification,
24477 are permitted in any medium without royalty provided the copyright
24478 notice and this notice are preserved.