1 2009-09-09 Richard Guenther <rguenther@suse.de>
3 * tree.c (free_lang_data_in_type): Do not free the type variant
5 (free_lang_data): Merge char_type_node with its properly signed
7 (pass_ipa_free): Collect after freeing language specific data.
9 2009-09-09 Michael Matz <matz@suse.de>
12 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
13 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
14 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
17 2009-09-08 DJ Delorie <dj@redhat.com>
19 * config/mep/mep.c (conversions[]): Add "ml" pattern.
21 2009-09-04 Jason Merrill <jason@redhat.com>
23 * tree.c (tree_find_value): Remove.
24 * tree.h: Remove prototype.
25 * varasm.c (assemble_external): Use value_member instead.
27 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
29 * toplev.c (process_options): Choose default debugging type when
30 gtoggle enables debug info and type is unset.
32 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
36 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
39 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
41 * configure: Rebuilt with modified libtool.m4.
43 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
48 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
50 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
52 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
53 (remove_statement): Likewise.
54 (rewrite_use_nonlinear_expr): Adjust.
55 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
56 * tree-ssa.c (release_defs_bitset): ... this. New.
57 * tree-flow.h (release_defs_bitset): Declare.
59 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
62 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
65 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
67 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
68 via intptr_t to long type.
69 (insert_operand_rank): Cast long type via intptr_t to
71 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
73 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
74 from pointer to unsigned via uintptr_t.
76 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
77 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
79 * configure: Regenerated.
80 * config.in: Regenerated
81 * system.h (stdint.h): Add include.
82 (inttypes.h): Likewise.
83 * Makefile.in (aclocal): Add config/stdint.m4.
84 * aclocal.m4: Regenerated.
86 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
88 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
90 (note_np_check_stores): New function.
91 (harmless_null_pointer_p): New function.
92 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
93 changed. Take into account whether we're in the shadow of a condjump
94 that tested NP_REG for NULL.
95 Lose all code that tested for SEQUENCEs.
96 (workaround_speculation): Avoid inserting NOPs for loads that are
97 either always executed or a NULL pointer.
99 2009-09-08 Jan Hubicka <jh@suse.cz>
101 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
102 * params.def (early-inlining-insns): Likewise.
104 2009-09-08 Jakub Jelinek <jakub@redhat.com>
106 PR rtl-optimization/41239
107 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
108 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
110 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
111 across calls, as the calls might not always return normally.
112 (call_may_noreturn_p): New function.
113 (deps_analyze_insn): Update last_function_call_may_noreturn list.
114 (init_deps): Initialize it.
115 (remove_from_deps): Also remove calls from
116 last_function_call_may_noreturn list.
118 2009-09-07 Richard Henderson <rth@redhat.com>
120 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
121 more VR->OPERANDS than LHS operands. Free LHS before returning.
123 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
125 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
126 (attr "addrtype"): New member "spreg".
127 Use it if mem_spfp_address_operand is true for the address.
128 (attr "type"): New entry "stall".
129 (cpu_unit "load"): New.
130 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
132 (insn_reservation "loadsp"): New.
133 (insn_reservation "load_stall1"): New.
134 (insn_reservation "load_stall3"): New.
136 * config/bfin/predicates.md (const1_operand, const3_operand): New.
137 (mem_p_address_operand): Exclude stack and frame pointer based
139 (mem_spfp_address_operand): New; match them here.
140 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
141 (bfin_reorg): Call it if scheduling insns.
142 (bfin_gen_bundles): Remove dummy insns created by
143 add_sched_insns_for_speculation.
145 From Jie Zhang <jie.zhang@analog.com>:
146 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
147 bfin_si_revision, bfin_workarounds): Move these ...
148 * config/bfin/bfin.h: ... here.
150 From Mike Frysinger <michael.frysinger@analog.com>
151 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
152 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
153 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m, bf547m,
155 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
156 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M, __ADSPBF547M__
157 for BFIN_CPU_BF547M, __ADSPBF548M__ for BFIN_CPU_BF548M, and
158 __ADSPBF549M__ for BFIN_CPU_BF549M.
159 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
160 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
161 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
162 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
163 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
164 bf542m, bf544m, bf547m, bf548m, and bf549m.
166 From Jie Zhang <jie.zhang@analog.com>:
167 * config/bfin/predicates.md (p_register_operand): New
169 (dp_register_operand): New predicate.
170 * config/bfin/bfin-protos.h (WA_05000074): Define.
171 (ENABLE_WA_05000074): Define.
172 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for
174 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
175 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
176 (define_attr addrtype): Allow load/store register to be
178 (define_attr storereg): New.
179 (define_cpu_unit anomaly_05000074): New.
180 (define_insn_reservation dsp32shiftimm): New.
181 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
182 (define_insn_reservation loadp): Cannot use slot2.
183 (define_insn_reservation loadsp): Cannot use slot2.
184 (define_insn_reservation storep): Cannot use slot2. Does not
185 apply when working around 05000074.
186 (define_insn_reservation storep_anomaly_05000074): New.
187 (define_insn_reservation storei): Does not apply when working
189 (define_insn_reservation storei_anomaly_05000074): New.
190 (define_attr length): Add dsp32shiftimm case.
191 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
192 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
193 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
194 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
195 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
197 2009-09-07 Martin Jambor <mjambor@suse.cz>
200 * tree-sra.c (create_artificial_child_access): Return NULL if
201 build_ref_for_offset fails.
202 (propagate_subacesses_accross_link): Allow build_ref_for_offset
203 and create_artificial_child_access to fail.
205 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
208 * unwind-dw2.c (uw_init_context_1): Mark noinline.
209 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
210 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
212 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
214 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
215 block, ensure it has an exit edge. Emit a barrier after a jump.
217 2009-09-07 Nick Clifton <nickc@redhat.com>
219 * gcc.c (this_is_linker_script): New variable. Like
220 this_is_library_file but for the %T constructor.
221 (end_going_arg): If this_is_linker_script is set then locate the
222 script and insert a --script switch before it
223 (do_spec_2): Initialise this_is_linker_script.
224 (do_spec_1): Likewise. Handle %T construct.
225 (eval_spec_function): Preserve this_is_linker_script.
226 * doc/invoke.texi: Document %T construct in spec files.
227 * config/m32c/m32c.h (LIB_SPEC): Use it.
229 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
231 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
232 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
233 when volatile flag is set.
234 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
236 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
239 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
240 (combine_stack_adjustments_for_block): Allow insns between stack
241 adjustments and stores with corresponding pre-(dec|inc)rement or
242 pre-modify operation.
244 2009-09-06 Jakub Jelinek <jakub@redhat.com>
247 * combine-stack-adj.c (struct csa_memlist): Rename to...
248 (struct csa_reflist): ... this. Rename mem field to ref.
249 (free_csa_memlist): Rename to...
250 (free_csa_reflist): ... this.
251 (record_one_stack_memref): Rename to...
252 (record_one_stack_ref): ... this. Handle also REG_P.
253 (try_apply_stack_adjustment): Handle also REG_P.
254 (struct record_stack_memrefs_data): Rename to...
255 (struct record_stack_refs_data): ... this. Rename memlist field to
257 (record_stack_memrefs): Rename to...
258 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
259 subexpressions instead of failing when a MEM contains SP references.
260 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
261 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
263 2009-09-06 Richard Guenther <rguenther@suse.de>
266 * tree.c (build_array_type): Do not record types marked
267 with structural equality in the canonical type hashtable.
269 2009-09-06 Richard Guenther <rguenther@suse.de>
272 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
274 2009-09-05 Richard Guenther <rguenther@suse.de>
277 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
279 2009-09-05 Richard Guenther <rguenther@suse.de>
282 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
284 2009-09-05 Richard Guenther <rguenther@suse.de>
287 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
288 before comparing function argument types.
290 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
293 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
296 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
299 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
301 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
302 locators before emit_insn is called.
304 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
307 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
308 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
309 (reginfo_init): Don't call allocate_reg_info.
311 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
314 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
315 NONDEBUG_INSN_P instead of INSN_P.
317 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
320 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
322 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
325 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
326 pattern of the split.
328 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
330 * toplev.c (process_options): Move setter of flag_var_tracking
331 before other tests that depend on it. Move down setter of
332 flag_rename_registers. Don't enable var-tracking-assignments
333 by default if selective scheduling is enabled. Warn if both
336 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
338 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
339 comment. Use switch statement to catch overlaps between rtx
340 and tree codes. Accept FUNCTION_DECLs in addition to those in...
341 (IS_DECL_CODE): ... here. Remove.
342 (check_value_is_not_decl): Remove.
343 (dv_from_decl, dv_from_value): Check after conversion.
345 2009-09-04 Richard Guenther <rguenther@suse.de>
348 * (cgraph_finalize_compilation_unit): Move finalizing aliases
349 after emitting tunks. Move emitting thunks and ctors from ...
350 (cgraph_optimize): ... here. Remove redundant
351 cgraph_analyze_functions.
352 * varasm.c (find_decl_and_mark_needed): Remove no longer
354 (finish_aliases_1): Adjust check for thunk aliases.
356 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
358 * config/arm/arm.md (ctzsi2): Added braces
359 to avoid warning that broke booststrap.
361 2009-09-04 Martin Jambor <mjambor@suse.cz>
363 PR tree-optimization/41112
364 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
365 handle variable-bounded arrays.
366 (expr_with_var_bounded_array_refs_p): New function.
367 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
369 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
371 * config/s390/2097.md: Removed two incorrect bypasses.
372 (z10_fsimpdf): Fixed latency.
373 (z10_fhex): New insn_reservation.
374 (z10_floaddf): Fixed latency.
375 (z10_floadsf): Fixed latency.
376 (z10_ftrunctf): Fixed latency.
377 (z10_ftruncdf): Fixed latency.
378 * config/s390/s390.c (z10_cost): Fixed values.
379 (s390_adjust_priority): Added z10 path.
380 * config/s390/s390.md (type): Added fhex.
381 (*mov<mode>_64dfp): Updated type attribute.
382 (*mov<mode>_64): Updated type attribute.
383 (*mov<mode>_31): Updated type attribute.
384 (*mov<mode>"): Likewise.
385 * config/s390/2084.md (x_fsimpdf): Updated condition.
387 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
389 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
390 RTXs in the predicate for operand 1.
392 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
394 * config/arm/arm.md (UNSPEC_RBIT): New constant.
396 (ctzsi2): New expand.
397 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
399 2009-09-03 Martin Jambor <mjambor@suse.cz>
401 * tree-sra.c (duplicate_expr_for_different_base): Removed.
402 (create_artificial_child_access): Use build_ref_for_offset instead
403 of duplicate_expr_for_different_base.
404 (propagate_subacesses_accross_link): Likewise.
406 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
408 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
410 (mips16e_collect_argument_saves): Skip debug instructions.
411 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
412 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
413 (r10k_insert_cache_barriers): Likewise.
414 (mips_reorg_process_insns): Likewise.
416 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
419 * ira.c (update_equiv_reg): Remove check on class likely spill.
421 2009-09-03 Jakub Jelinek <jakub@redhat.com>
424 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
425 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
429 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
430 the stack slot if it is passed by invisible reference.
431 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
432 by invisible reference.
434 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
436 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
437 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
438 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
440 * config/bfin/sync.md: New file.
441 * config/bfin/bfin.md: Include it.
442 (UNSPEC_ATOMIC): New.
443 (UNSPEC_ONES): Provide a unique number.
445 From Jie Zhang <jie.zhang@analog.com>:
446 * config/bfin/bfin.c (ret_regs): New.
447 (must_save_fp_p): Don't return true because of frame_pointer_needed.
448 (must_save_rets_p): New.
449 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
450 current_function_is_leaf.
452 (do_unlink): Likewise.
453 (expand_interrupt_handler_prologue): Use ret_regs array.
454 (expand_interrupt_handler_epilogue): Use ret_regs array and
455 pass return register to gen_return_internal.
456 (bfin_expand_epilogue): Pass return register to
458 (bfin_expand_call): Explicitly clobber RETS.
459 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
460 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
461 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
462 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
464 (return_internal): Take a reg rtx rather than the register number.
466 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
468 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
469 when comparing against estimated_loop_iterations_int return.
471 2009-09-03 Richard Guenther <rguenther@suse.de>
473 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
474 eh_personality_libfunc.
476 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
478 * tree-parloops.c (separate_decls_in_region): Add space.
480 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
482 * tree-parloops.c (separate_decls_in_region): Change the condition
483 checking if there are reductions in the loop.
485 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
487 PR tree-optimization/38275
488 * tree-parloops.c (parallelize_loops): Replace profitability condition
489 for expected number of iterations.
491 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
493 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
494 (bootstrap-debug): Explain conditions in which it becomes default.
495 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
498 2009-09-03 Namhyung Kim <namhyung@gmail.com>
500 * doc/invoke.texi (Optimize Options): Move
501 -finline-small-functions to the -O2 list.
503 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
505 * toplev.c (process_options): Enable var-tracking-assignments
506 by default if var-tracking is enabled.
508 2009-09-02 David Daney <ddaney@caviumnetworks.com>
510 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
512 * emit-rtl.c (prev_nonnote_insn_bb): New function.
513 * rtl.h (prev_nonnote_insn_bb): Declare it.
515 2009-09-03 Diego Novillo <dnovillo@google.com>
517 * cgraph.c (cgraph_node_for_decl): New.
518 * cgraph.h (cgraph_node_for_decl): Declare.
519 * tree.c (host_integerp): Return 0 if T is NULL.
521 2009-09-03 Diego Novillo <dnovillo@google.com>
523 * tree.h (struct alias_pair): Move from varasm.c.
524 (alias_pairs): Likewise.
525 (TYPE_MAXVAL): Define.
526 (TYPE_MINVAL): Define.
527 (iterative_hash_host_wide_int): Declare.
528 (remove_unreachable_alias_pairs): Declare.
529 * tree-pass.h (pass_ipa_free_lang_data): Declare.
530 * diagnostic.c (default_diagnostic_starter): Make extern.
531 (default_diagnostic_finalizer): Make extern.
532 * diagnostic.h (default_diagnostic_starter): Declare.
533 (default_diagnostic_finalizer): Declare.
534 (default_tree_printer): Declare.
535 * toplev.c (default_tree_printer): Make extern.
537 2009-09-03 Richard Guenther <rguenther@suse.de>
538 Diego Novillo <dnovillo@google.com>
540 * cgraph.c (cgraph_add_new_function): Remove gimplification.
541 * cgraphunit.c (cgraph_expand_function): Do not emit
542 associated thunks from here.
543 (cgraph_emit_thunks): New.
544 (cgraph_optimize): Call it.
545 Return if any IPA pass finds an error.
546 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
549 2009-09-03 Simon Baldwin <simonb@google.com>
550 Rafael Espindola <espindola@google.com>
551 Richard Guenther <rguenther@suse.de>
552 Doug Kwan <dougkwan@google.com>
553 Diego Novillo <dnovillo@google.com>
555 * tree.c: Include tree-pass.h, langhooks-def.h,
556 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
557 (free_lang_data_in_type): New.
558 (need_assembler_name_p): New.
559 (free_lang_data_in_block): New.
560 (free_lang_data_in_decl): New.
561 (struct free_lang_data_d): New.
562 (add_tree_to_fld_list): New.
563 (find_decls_types_r): New.
564 (get_eh_types_for_runtime): New.
565 (find_decls_types_in_eh_region): New.
566 (find_decls_types_in_node): New.
567 (find_decls_types_in_var): New.
568 (free_lang_data_in_cgraph): New.
569 (free_lang_data): New.
570 (gate_free_lang_data): New.
571 (pass_ipa_free_lang_data): New.
573 2009-09-03 Diego Novillo <dnovillo@google.com>
575 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
576 * langhooks.h (struct lang_hooks): Add field free_lang_data.
577 (lang_hooks): Remove const qualifier.
578 * ipa.c (cgraph_remove_unreachable_nodes): Call
579 remove_unreachable_alias_pairs.
580 * except.c (add_type_for_runtime): Check if TYPE has
581 already been converted.
582 (lookup_type_for_runtime): Likewise.
583 (check_handled): Handle converted types.
584 * varasm.c (remove_unreachable_alias_pairs): New.
585 * gimple.c: Include demangle.h.
586 (gimple_decl_printable_name): New.
587 (gimple_fold_obj_type_ref): New.
588 * gimple.h (gimple_decl_printable_name): Declare.
589 (gimple_fold_obj_type_ref): Declare.
590 * passes.c (init_optimization_passes): Add pass
591 pass_ipa_free_lang_data.
592 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
593 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
595 2009-09-03 Diego Novillo <dnovillo@google.com>
597 * c-lang.c (lang_hooks): Remove const qualifier.
599 2009-09-02 Loren James Rittle <ljrittle@acm.org>
601 * doc/install.texi (*-*-freebsd*): Update target information.
603 2009-09-02 Anatoly Sokolov <aesok@post.ru>
605 * hard-reg-set.h (call_fixed_regs): Remove.
606 * reginfo.c (call_fixed_regs): Remove.
607 (init_reg_sets_1): Remove initialization of call_fixed_regs.
608 (globalize_reg): Don't use call_fixed_regs.
609 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
612 2009-09-01 Michael Matz <matz@suse.de>
614 * expr.h (emit_storent_insn, expand_expr_real_1,
615 expand_expr_real_2): Declare.
616 * expr.c (emit_storent_insn, expand_expr_real_1,
617 expand_expr_real_2): Export.
618 (store_expr): Setting and evaluating dont_return_target is
620 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
621 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
622 * except.c (expand_resx_expr): Rename to ...
623 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
624 * except.h (expand_resx_stmt): Declare.
625 * stmt.c: Add include gimple.h
626 (expand_asm_expr): Rename to ...
627 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
628 (expand_case): Rewrite to take gimple statement.
629 * tree.h (expand_asm_stmt): Declare.
630 (expand_case): Change prototype.
631 * Makefile.in (stmt.o): Depend on gimple.h.
632 * builtins.c (expand_builtin_synchronize): Build gimple asm
633 statement, not an ASM_EXPR.
634 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
635 gimple_to_tree, release_stmt_tree): Remove.
636 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
637 ggc_free, but hold comparison code and operands separately.
638 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
639 (expand_call_stmt, expand_gimple_stmt_1,
640 expand_gimple_stmt): New helpers.
641 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
642 release_stmt_tree. Call expand_gimple_stmt instead.
643 (expand_gimple_basic_block): Ditto.
645 * calls.c (emit_call_1): Don't look at EH regions here, make
646 fntree parameter useless.
647 (expand_call): New local rettype for TREE_TYPE(exp), use it
648 throughout. Remove local p, use addr instead.
649 Don't look at EH regions here.
651 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
653 * doc/invoke.texi (-fsched-pressure): Document it.
654 (-fsched-reg-pressure-heuristic): Remove it.
656 * reload.c (ira.h): Include.
657 (find_reloads): Add choosing reload on number of small spilled
660 * haifa-sched.c (ira.h): Include.
661 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
662 saved_reg_pressure, curr_reg_live, saved_reg_live,
663 region_ref_regs): New variables.
664 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
665 initiate_reg_pressure_info, setup_ref_regs,
666 initiate_bb_reg_pressure_info, save_reg_pressure,
667 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
669 (setup_insn_reg_pressure_info): New function.
670 (rank_for_schedule): Add pressure checking and insn issue time.
671 Remove comparison of insn reg weights.
672 (ready_sort): Set insn reg pressure info.
673 (update_register_pressure, setup_insn_max_reg_pressure,
674 update_reg_and_insn_max_reg_pressure,
675 sched_setup_bb_reg_pressure_info): New functions.
676 (schedule_insn): Add code for printing and updating reg pressure
678 (find_set_reg_weight, find_insn_reg_weight): Remove.
679 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
680 (debug_ready_list): Print reg pressure info.
681 (schedule_block): Ditto. Check insn issue time.
682 (sched_init): Set up sched_pressure_p. Allocate and set up some
683 reg pressure related info.
684 (sched_finish): Free some reg pressure related info.
685 (fix_tick_ready): Make insn always ready if pressure_p.
686 (init_h_i_d): Don't call find_insn_reg_weight.
687 (haifa_finish_h_i_d): Free insn reg pressure info.
689 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
690 ira_memory_move_cost, ira_class_hard_regs,
691 ira_class_hard_regs_num, ira_no_alloc_regs,
692 ira_available_class_regs, ira_reg_class_cover_size,
693 ira_reg_class_cover, ira_class_translate): Move to ira.h.
695 * ira-lives.c (single_reg_class): Check mode to find how many
696 registers are necessary for operand.
697 (ira_implicitly_set_insn_hard_regs): New.
699 * common.opt (fsched-pressure): New options.
700 (fsched-reg-pressure-heuristic): Remove.
702 * ira.c (setup_eliminable_regset): Rename to
703 ira_setup_eliminable_regset. Make it external.
704 (expand_reg_info): Pass cover class to setup_reg_classes.
705 (ira): Call resize_reg_info instead of allocate_reg_info.
707 * sched-deps.c: Include ira.h.
708 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
709 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
710 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
711 mark_insn_hard_regno_birth, mark_insn_reg_birth,
712 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
713 mark_insn_reg_store, mark_insn_reg_clobber,
714 setup_insn_reg_pressure_info): New.
715 (sched_analyze_1): Update implicit_reg_pending_uses.
716 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
717 Use them to create dependencies. Set insn reg uses and pressure
718 info. Process reg_pending_uses in one place.
719 (free_deps): Free implicit sets.
720 (remove_from_deps): Remove implicit sets if necessary. Check
721 implicit sets when clearing reg_last_in_use.
722 (init_deps_global): Clear implicit_reg_pending_clobbers and
723 implicit_reg_pending_uses.
725 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
726 ira_memory_move_cost, ira_class_hard_regs,
727 ira_class_hard_regs_num, ira_no_alloc_regs,
728 ira_available_class_regs, ira_reg_class_cover_size,
729 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
730 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
731 ira_implicitly_set_insn_hard_regs): New prototypes.
733 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
734 cost_elements_num): New variables.
735 (allocno_costs, total_costs): Rename to costs and
737 (COSTS_OF_ALLOCNO): Rename to COSTS.
738 (allocno_pref): Rename to pref.
739 (allocno_pref_buffer): Rename to pref_buffer.
740 (common_classes): Rename to regno_cover_class.
742 (record_reg_classes): Set allocno attributes only if allocno_p.
743 (record_address_regs): Ditto. Use COST_INDEX instead of
745 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
746 and COSTS_OF_ALLOCNO.
747 (print_costs): Rename to print_allocno_costs.
748 (print_pseudo_costs): New.
749 (process_bb_node_for_costs): Split into 2 functions with new
750 function process_bb_for_costs. Pass BB to process_bb_for_costs.
751 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
752 new parameter dump_file. Use cost_elements_num instead of
753 ira_allocnos_num. Make one iteration if preferred classes were
754 already calculated for scheduler. Make 2 versions of code
755 depending on allocno_p.
756 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
757 regno_cover_class and COSTS instead of common_classes and
759 (init_costs, finish_costs): New.
760 (ira_costs): Set up allocno_p and cost_elements_num. Call
761 init_costs and finish_costs.
762 (ira_set_pseudo_classes): New.
764 * rtl.h (allocate_reg_info): Remove.
765 (resize_reg_info): Change return type.
766 (reg_cover_class): New.
767 (setup_reg_classes): Add new parameter.
769 * sched-int.h (struct deps_reg): New member implicit_sets.
770 (sched_pressure_p, sched_regno_cover_class): New external
772 (INCREASE_BITS): New macro.
773 (struct reg_pressure_data, struct reg_use_data): New.
774 (struct _haifa_insn_data): Remove reg_weight. Add members
775 reg_pressure, reg_use_list, reg_set_list, and
776 reg_pressure_excess_cost_change.
777 (struct deps): New member implicit_sets.
778 (pressure_p): New variable.
779 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
780 (struct reg_pressure_data, struct reg_use_data): New.
781 (INSN_REG_WEIGHT): Remove.
782 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
783 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
785 (sched_init_region_reg_pressure_info,
786 sched_setup_bb_reg_pressure_info): New prototypes.
788 * reginfo.c (struct reg_pref): New member coverclass.
789 (reg_cover_class): New function.
790 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
791 (reg_info_size): New variable.
792 (allocate_reg_info): Make static. Setup reg_info_size.
793 (resize_reg_info): Use reg_info_size. Return flag of resizing.
794 (setup_reg_classes): Add a new parameter. Setup cover class too.
796 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
799 * sched-rgn.c (deps_join): Set up implicit_sets.
800 (schedule_region): Set up region and basic blocks pressure
803 * passes.c (init_optimization_passes): Move
804 pass_subregs_of_mode_init before pass_sched.
806 2009-09-02 Martin Jambor <mjambor@suse.cz>
808 * tree-sra.c (struct access): New field grp_hint.
809 (dump_access): Dump grp_hint.
810 (sort_and_splice_var_accesses): Set grp_hint if a group is read
812 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
813 those which have been specifically read and somehow written to.
814 (propagate_subacesses_accross_link): Set grp_hint of right child and
815 also possibly of the left child.
817 2009-09-02 Jakub Jelinek <jakub@redhat.com>
819 * tree-object-size.c (addr_object_size): Always use object_size_type
820 0 or 2 when determining the pointer pointed object size.
822 2009-09-02 Richard Guenther <rguenther@suse.de>
825 2009-08-31 Richard Guenther <rguenther@suse.de>
827 * builtins.c (fold_builtin_memory_op): Use the alias oracle
828 to query if the memory regions for memmove overlap.
829 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
830 asserts on pointers, instead deal with odd trees.
831 (ptr_derefs_may_alias_p): Likewise.
832 (refs_may_alias_p_1): Constructor bases also never alias.
834 2009-08-01 Christian Bruel <christian.bruel@st.com>
837 2009-07-31 Christian Bruel <christian.bruel@st.com>
838 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
840 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
842 * doc/invoke.texi (-fvar-tracking-assignments): New.
843 (-fvar-tracking-assignments-toggle): New.
844 (-fdump-final-insns=file): Mark filename as optional.
845 (--param min-nondebug-insn-uid): New.
846 (-gdwarf-@{version}): Mention version 4.
847 * opts.c (common_handle_option): Accept it.
848 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
849 * regrename.c (regrename_optimize): Drop last. Don't count debug
850 insns as uses. Don't reject change because of debug insn.
851 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
852 from the chain starter, and check for inexact matches in
854 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
855 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
856 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
857 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
858 * doc/gimple.texi (is_gimple_debug): New.
859 (gimple_debug_bind_p): New.
860 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
861 * doc/install.texi (bootstrap-debug): More details.
862 (bootstrap-debug-big, bootstrap-debug-lean): Document.
863 (bootstrap-debug-lib): More details.
864 (bootstrap-debug-ckovw): Update.
865 (bootstrap-time): New.
866 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
867 (insert_phi_nodes_for): Insert debug stmts.
868 (rewrite_stmt): Take iterator. Insert debug stmts.
869 (rewrite_enter_block): Adjust.
870 (maybe_replace_use_in_debug_stmt): New.
871 (rewrite_update_stmt): Use it.
872 (mark_use_interesting): Return early for debug stmts.
873 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
874 stmts before replacing stmt.
875 (move_computations_stmt): Likewise.
876 * ira-conflicts.c (add_copies): Skip debug insns.
877 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
878 (regstat_bb_compute_ri): Skip debug insns.
879 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
880 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
881 check_loop_closed_ssa_stmt): Skip debug stmts.
882 * tree-tailcall.c (find_tail_calls): Likewise.
883 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
884 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
885 (build_var_debug_value_stat): Declare.
886 (build_var_debug_value): Define.
887 (target_for_debug_bind): Declare.
888 * reload.c (find_equiv_reg): Skip debug insns.
889 * rtlanal.c (reg_used_between_p): Skip debug insns.
890 (side_effects_p): Likewise.
891 (canonicalize_condition): Likewise.
892 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
893 insns never depend on debug insns.
894 (create_ddg_dep_no_link): Likewise.
895 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
896 Don't add inter-loop dependencies for debug insns.
897 (build_intra_loop_deps): Likewise.
898 (create_ddg): Count debug insns.
899 * ddg.h (struct ddg::num_debug): New.
900 (num_backargs): Pair up with previous int field.
901 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
902 -fcompare-debug-second.
903 * final.c (get_attr_length_1): Skip debug insns.
904 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
905 * gcc.c (invoke_as): Call compare-debug-dump-opt.
906 (driver_self_specs): Map -fdump-final-insns to
907 -fdump-final-insns=..
908 (get_local_tick): New.
909 (compare_debug_dump_opt_spec_function): Test for . argument and
910 compute output name. Compute temp output spec without flag name.
911 Compute -frandom-seed.
912 (OPT): Undef after use.
913 * cfgloopanal.c (num_loop_insns): Skip debug insns.
914 (average_num_loop_insns): Likewise.
915 * params.h (MIN_NONDEBUG_INSN_UID): New.
916 * gimple.def (GIMPLE_DEBUG): New.
917 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
918 * auto-inc-dec.c (merge_in_block): Skip debug insns.
919 (merge_in_block): Fix whitespace.
920 * toplev.c (flag_var_tracking): Update comment.
921 (flag_var_tracking_assignments): New.
922 (flag_var_tracking_assignments_toggle): New.
923 (process_options): Don't open final insns dump file if we're not
924 going to write to it. Compute defaults for var_tracking.
925 * df-scan.c (df_insn_rescan_debug_internal): New.
926 (df_uses_record): Handle debug insns.
927 * haifa-sched.c (ready): Initialize n_debug.
928 (contributes_to_priority): Skip debug insns.
929 (dep_list_size): New.
931 (rank_for_schedule): Likewise. Schedule debug insns as soon as
932 they're ready. Disregard previous debug insns to make decisions.
933 (queue_insn): Never queue debug insns.
934 (ready_add, ready_remove_first, ready_remove): Count debug insns.
935 (schedule_insn): Don't reject debug insns because of issue rate.
936 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
937 (queue_to_ready): Skip and discount debug insns.
938 (choose_ready): Let debug insns through.
939 (schedule_block): Check boundary debug insns. Discount debug
940 insns, schedule them early. Adjust whitespace.
941 (set_priorities): Check for boundary debug insns.
942 (add_jump_dependencies): Use dep_list_size.
943 (prev_non_location_insn): New.
945 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
947 (remove_unused_ivs): Reset debug stmts.
948 * modulo-sched.c (const_iteration_count): Skip debug insns.
949 (res_MII): Discount debug insns.
950 (loop_single_full_bb_p): Skip debug insns.
951 (sms_schedule): Likewise.
952 (sms_schedule_by_order): Likewise.
953 (ps_has_conflicts): Likewise.
954 * caller-save.c (refmarker_fn): New.
955 (save_call_clobbered_regs): Replace regs with saved mem in
957 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
958 Call refmarker_fn mark for hardregnos.
959 (mark_reg_as_referenced): New.
960 (replace_reg_with_saved_mem): New.
961 * ipa-pure-const.c (check_stmt): Skip debug stmts.
962 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
964 (cse_extended_basic_block): Skip debug insns.
965 (count_reg_usage): Likewise.
966 (is_dead_reg): New, split out of...
967 (set_live_p): ... here.
968 (insn_live_p): Use it for debug insns.
969 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
970 (execute_optimize_stdarg): Likewise.
971 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
972 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
973 changes in debug stmts as changes.
974 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
975 (moveup_expr): Don't move across debug insns. Don't move
976 debug insn if it would create a bookkeeping block.
977 (moveup_expr_cached): Don't use cache for debug insns that
979 (compute_av_set_inside_bb): Skip debug insns.
980 (sel_rank_for_schedule): Schedule debug insns first. Remove
982 (block_valid_for_bookkeeping_p); Support lax searches.
983 (create_block_for_bookkeeping): Adjust block numbers when
984 encountering debug-only blocks.
985 (find_place_for_bookkeeping): Deal with debug-only blocks.
986 (generate_bookkeeping_insn): Accept no place to insert.
987 (remove_temp_moveop_nops): New argument full_tidying.
988 (prepare_place_to_insert): Deal with debug insns.
989 (advance_state_on_fence): Debug insns don't start cycles.
990 (update_boundaries): Take fence as argument. Deal with
992 (schedule_expr_on_boundary): No full_tidying on debug insns.
993 (fill_insns): Deal with debug insns.
994 (track_scheduled_insns_and_blocks): Don't count debug insns.
995 (need_nop_to_preserve_insn_bb): New, split out of...
996 (remove_insn_from_stream): ... this.
997 (fur_orig_expr_not_found): Skip debug insns.
998 * rtl.def (VALUE): Move up.
1000 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
1002 (nearest_common_dominator_of_uses): Take debug_stmts argument.
1003 Set it if debug stmts are found.
1004 (statement_sink_location): Skip debug stmts. Propagate
1005 moving defs into debug stmts.
1006 * ifcvt.c (first_active_insn): Skip debug insns.
1007 (last_active_insns): Likewise.
1008 (cond_exec_process_insns): Likewise.
1009 (noce_process_if_block): Likewise.
1010 (check_cond_move_block): Likewise.
1011 (cond_move_convert_if_block): Likewise.
1012 (block_jumps_and_fallthru_p): Likewise.
1013 (dead_or_predicable): Likewise.
1014 * dwarf2out.c (debug_str_hash_forced): New.
1015 (find_AT_string): Add comment.
1016 (gen_label_for_indirect_string): New.
1017 (get_debug_string_label): New.
1018 (AT_string_form): Use it.
1019 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
1020 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
1021 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
1022 several operations that cannot be represented with DWARF opcodes.
1023 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
1024 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
1025 (dwarf2out_var_location): Take during-call mark into account.
1026 (output_indirect_string): Update comment. Output if there are
1027 label and references.
1028 (prune_indirect_string): New.
1029 (prune_unused_types): Call it if debug_str_hash_forced.
1030 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
1031 (dw_long_long_const): Remove.
1032 (struct dw_val_struct): Change val_long_long type to rtx.
1033 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
1034 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
1035 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
1036 component instead of HOST_BITS_PER_LONG.
1037 (output_loc_operands): Likewise. For const8* assert
1038 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
1039 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
1040 rather than HOST_BITS_PER_LONG is >= 64.
1041 (add_AT_long_long): Remove val_hi and val_lo arguments, add
1043 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
1044 HOST_BITS_PER_LONG for dw_val_class_long_long.
1045 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
1046 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
1047 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
1049 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1050 Handle DW_OP_implicit_value.
1051 (extract_int): Move prototype earlier.
1052 (mem_loc_descriptor): For SUBREG punt if inner
1053 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
1054 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
1055 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
1056 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
1057 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
1058 instead of Pmode size.
1059 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
1060 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
1061 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
1062 (concat_loc_descriptor, concatn_loc_descriptor,
1063 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
1064 (add_location_or_const_value_attribute): Likewise. For single
1065 location loc_lists attempt to use add_const_value_attribute
1066 for constant decls. Add DW_AT_const_value even if
1067 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
1069 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
1070 (control_flow_insn_p): Likewise.
1071 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
1073 (separate_decls_in_region_debug_bind): New.
1074 (separate_decls_in_region): Process debug bind stmts afterwards.
1075 * recog.c (verify_changes): Handle debug insns.
1076 (extract_insn): Likewise.
1077 (peephole2_optimize): Skip debug insns.
1078 * dse.c (scan_insn): Skip debug insns.
1079 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
1081 (setup_id_for_insn): Handle debug insns.
1082 (maybe_tidy_empty_bb): Adjust whitespace.
1083 (tidy_control_flow): Skip debug insns.
1084 (sel_remove_insn): Adjust for debug insns.
1085 (sel_estimate_number_of_insns): Skip debug insns.
1086 (create_insn_rtx_from_pattern): Handle debug insns.
1087 (create_copy_of_insn_rtx): Likewise.
1088 * sel-sched-.h (sel_bb_end): Declare.
1089 (sel_bb_empty_or_nop_p): New.
1090 (get_all_loop_exits): Use it.
1091 (_eligible_successor_edge_p): Likewise.
1092 (return_nop_to_pool): Adjust.
1093 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
1094 * ira-lives.c (process_bb_node_lives): Skip debug insns.
1095 * gimple-pretty-print.c (dump_gimple_debug): New.
1096 (dump_gimple_stmt): Use it.
1097 (dump_bb_header): Skip gimple debug stmts.
1098 * regmove.c (optimize_reg_copy_1): Discount debug insns.
1099 (fixup_match_2): Likewise.
1100 (regmove_backward_pass): Likewise. Simplify combined
1101 replacement. Handle debug insns.
1102 * function.c (instantiate_virtual_regs): Handle debug insns.
1103 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
1104 * print-rtl.h: Include cselib.h.
1105 (print_rtx): Print VALUEs. Split out and recurse for
1107 * df.h (df_inns_rescan_debug_internal): Declare.
1108 * gcse.c (alloc_hash_table): Estimate n_insns.
1109 (cprop_insn): Don't regard debug insns as changes.
1110 (bypass_conditional_jumps): Skip debug insns.
1111 (one_pre_gcse_pass): Adjust.
1112 (one_code_hoisting_pass): Likewise.
1113 (compute_ld_motion_mems): Skip debug insns.
1114 (one_cprop_pass): Adjust.
1115 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
1116 (if_convertible_stmt_p): Handle debug stmts.
1117 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
1118 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
1119 * ira-build.c (create_bb_allocnos): Skip debug insns.
1120 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
1121 (has_single_use): Likewise.
1122 (single_imm_use): Likewise.
1123 (num_imm_uses): Likewise.
1124 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
1125 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
1126 (create_outofssa_var_map): Likewise.
1127 * lower-subreg.c (adjust_decomposed_uses): New.
1128 (resolve_debug): New.
1129 (decompose_multiword_subregs): Use it.
1130 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
1131 * emit-rtl.c: Include params.h.
1132 (cur_debug_insn_uid): Define.
1133 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
1134 (copy_rtx_if_shared_1): Handle debug insns.
1135 (reset_used_flags): Likewise.
1136 (set_used_flags): LIkewise.
1137 (get_max_insn_count): New.
1138 (next_nondebug_insn): New.
1139 (prev_nondebug_insn): New.
1140 (make_debug_insn_raw): New.
1141 (emit_insn_before_noloc): Handle debug insns.
1142 (emit_jump_insn_before_noloc): Likewise.
1143 (emit_call_insn_before_noloc): Likewise.
1144 (emit_debug_insn_before_noloc): New.
1145 (emit_insn_after_noloc): Handle debug insns.
1146 (emit_jump_insn_after_noloc): Likewise.
1147 (emit_call_insn_after_noloc): Likewise.
1148 (emit_debug_insn_after_noloc): Likewise.
1149 (emit_insn_after): Take loc from earlier non-debug insn.
1150 (emit_jump_insn_after): Likewise.
1151 (emit_call_insn_after): Likewise.
1152 (emit_debug_insn_after_setloc): New.
1153 (emit_debug_insn_after): New.
1154 (emit_insn_before): Take loc from later non-debug insn.
1155 (emit_jump_insn_before): Likewise.
1156 (emit_call_insn_before): Likewise.
1157 (emit_debug_insn_before_setloc): New.
1158 (emit_debug_insn_before): New.
1159 (emit_insn): Handle debug insns.
1160 (emit_debug_insn): New.
1161 (emit_jump_insn): Handle debug insns.
1162 (emit_call_insn): Likewise.
1164 (init_emit): Take min-nondebug-insn-uid into account.
1165 Initialize cur_debug_insn_uid.
1166 (emit_copy_of_insn_after): Handle debug insns.
1167 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
1168 location of single rhs in place.
1169 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
1170 (floor_sdiv_adjust): New.
1171 (cell_sdiv_adjust): New.
1172 (cell_udiv_adjust): New.
1173 (round_sdiv_adjust): New.
1174 (round_udiv_adjust): New.
1175 (wrap_constant): Moved from cselib.
1176 (unwrap_constant): New.
1177 (expand_debug_expr): New.
1178 (expand_debug_locations): New.
1179 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
1181 (gimple_expand_cfg): Expand debug locations.
1182 * cselib.c: Include tree-pass.h.
1183 (struct expand_value_data): New.
1184 (cselib_record_sets_hook): New.
1185 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
1186 (cselib_clear_table): Move, and implemnet in terms of...
1187 (cselib_reset_table_with_next_value): ... this.
1188 (cselib_get_next_unknown_value): New.
1189 (discard_useless_locs): Don't discard preserved values.
1190 (cselib_preserve_value): New.
1191 (cselib_preserved_value_p): New.
1192 (cselib_preserve_definitely): New.
1193 (cselib_clear_preserve): New.
1194 (cselib_preserve_only_values): New.
1195 (new_cselib_val): Take rtx argument. Dump it in details.
1196 (cselib_lookup_mem): Adjust.
1197 (expand_loc): Take regs_active in struct. Adjust. Silence
1198 dumps unless details are requested.
1199 (cselib_expand_value_rtx_cb): New.
1200 (cselib_expand_value_rtx): Rename and reimplment in terms of...
1201 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
1202 without details. Copy more subregs. Try to resolve values
1203 using a callback. Wrap constants.
1204 (cselib_subst_to_values): Adjust.
1205 (cselib_log_lookup): New.
1206 (cselib_lookup): Call it.
1207 (cselib_invalidate_regno): Don't count preserved values as
1209 (cselib_invalidate_mem): Likewise.
1210 (cselib_record_set): Likewise.
1211 (struct set): Renamed to cselib_set, moved to cselib.h.
1212 (cselib_record_sets): Adjust. Call hook.
1213 (cselib_process_insn): Reset table when it would be cleared.
1214 (dump_cselib_val): New.
1215 (dump_cselib_table): New.
1216 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
1217 (remove_forwarder_block): Support moving debug stmts.
1218 * cselib.h (cselib_record_sets_hook): Declare.
1219 (cselib_expand_callback): New type.
1220 (cselib_expand_value_rtx_cb): Declare.
1221 (cselib_reset_table_with_next_value): Declare.
1222 (cselib_get_next_unknown_value): Declare.
1223 (cselib_preserve_value): Declare.
1224 (cselib_preserved_value_p): Declare.
1225 (cselib_preserve_only_values): Declare.
1226 (dump_cselib_table): Declare.
1227 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
1228 (try_crossjump_to_edge): Likewise.
1229 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
1230 dominated blocks when debug stmts are present.
1231 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
1232 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
1233 (set_var_live_on_entry): Likewise.
1234 * loop-invariant.c (find_invariants_bb): Skip debug insns.
1235 * cfglayout.c (curr_location, last_location): Make static.
1236 (set_curr_insn_source_location): Don't avoid bouncing.
1237 (get_curr_insn_source_location): New.
1238 (get_curr_insn_block): New.
1239 (duplicate_insn_chain): Handle debug insns.
1240 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
1242 * common.opt (fcompare-debug): Move to sort order.
1243 (fdump-unnumbered-links): Likewise.
1244 (fvar-tracking-assignments): New.
1245 (fvar-tracking-assignments-toggle): New.
1246 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
1247 because of debug stmts.
1248 (mark_stmt_if_obviously_necessary): Mark debug stmts.
1249 (eliminate_unnecessary_stmts): Walk dominated blocks before
1251 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
1252 * ira.c (memref_used_between_p): Skip debug insns.
1253 (update_equiv_regs): Likewise.
1254 * sched-deps.c (sd_lists_size): Accept empty list.
1255 (sd_init_insn): Mark debug insns.
1256 (sd_finish_insn): Unmark them.
1257 (sd_add_dep): Reject non-debug deps on debug insns.
1258 (fixup_sched_groups): Give debug insns group treatment.
1260 (sched_analyze_reg): Don't mark debug insns for sched before call.
1261 (sched_analyze_2): Handle debug insns.
1262 (sched_analyze_insn): Compute next non-debug insn. Handle debug
1264 (deps_analyze_insn): Handle debug insns.
1265 (deps_start_bb): Skip debug insns.
1266 (init_deps): Initialize last_debug_insn.
1267 * tree-ssa.c (target_for_debug_bind): New.
1268 (find_released_ssa_name): New.
1269 (propagate_var_def_into_debug_stmts): New.
1270 (propagate_defs_into_debug_stmts): New.
1271 (verify_ssa): Skip debug bind stmts without values.
1272 (warn_uninialized_vars): Skip debug stmts.
1273 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
1274 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
1275 (rtx_equal_p): Likewise.
1276 * ira-costs.c (scan_one_insn): Skip debug insns.
1277 (process_bb_node_for_hard_reg_moves): Likewise.
1278 * rtl.h (DEBUG_INSN_P): New.
1279 (NONDEBUG_INSN_P): New.
1280 (MAY_HAVE_DEBUG_INSNS): New.
1281 (INSN_P): Accept debug insns.
1282 (RTX_FRAME_RELATED_P): Likewise.
1283 (INSN_DELETED_P): Likewise
1284 (PAT_VAR_LOCATION_DECL): New.
1285 (PAT_VAR_LOCATION_LOC): New.
1286 (PAT_VAR_OCATION_STATUS): New.
1287 (NOTE_VAR_LOCATION_DECL): Reimplement.
1288 (NOTE_VAR_LOCATION_LOC): Likewise.
1289 (NOTE_VAR_LOCATION_STATUS): Likewise.
1290 (INSN_VAR_LOCATION): New.
1291 (INSN_VAR_LOCATION_DECL): New.
1292 (INSN_VAR_LOCATION_LOC): New.
1293 (INSN_VAR_LOCATION_STATUS): New.
1294 (gen_rtx_UNKNOWN_VAR_LOC): New.
1295 (VAR_LOC_UNKNOWN_P): New.
1296 (NOTE_DURING_CALL_P): New.
1297 (SCHED_GROUP_P): Accept debug insns.
1298 (emit_debug_insn_before): Declare.
1299 (emit_debug_insn_before_noloc): Declare.
1300 (emit_debug_insn_beore_setloc): Declare.
1301 (emit_debug_insn_after): Declare.
1302 (emit_debug_insn_after_noloc): Declare.
1303 (emit_debug_insn_after_setloc): Declare.
1304 (emit_debug_insn): Declare.
1305 (make_debug_insn_raw): Declare.
1306 (prev_nondebug_insn): Declare.
1307 (next_nondebug_insn): Declare.
1308 (delegitimize_mem_from_attrs): Declare.
1309 (get_max_insn_count): Declare.
1310 (wrap_constant): Declare.
1311 (unwrap_constant): Declare.
1312 (get_curr_insn_source_location): Declare.
1313 (get_curr_insn_block): Declare.
1314 * tree-inline.c (insert_debug_decl_map): New.
1315 (processing_debug_stmt): New.
1316 (remap_decl): Don't create new mappings in debug stmts.
1317 (remap_gimple_op_r): Don't add references in debug stmts.
1318 (copy_tree_body_r): Likewise.
1319 (remap_gimple_stmt): Handle debug bind stmts.
1320 (copy_bb): Skip debug stmts.
1321 (copy_edges_for_bb): Likewise.
1322 (copy_debug_stmt): New.
1323 (copy_debug_stmts): New.
1324 (copy_body): Copy debug stmts at the end.
1325 (insert_init_debug_bind): New.
1326 (insert_init_stmt): Take id. Skip and emit debug stmts.
1327 (setup_one_parameter): Remap variable earlier, register debug
1329 (estimate_num_insns): Skip debug stmts.
1330 (expand_call_inline): Preserve debug_map.
1331 (optimize_inline_calls): Check for no debug_stmts left-overs.
1332 (unsave_expr_now): Preserve debug_map.
1333 (copy_gimple_seq_and_replace_locals): Likewise.
1334 (tree_function_versioning): Check for no debug_stmts left-overs.
1335 Init and destroy debug_map as needed. Split edges unconditionally.
1336 (build_duplicate_type): Init and destroy debug_map as needed.
1337 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1338 (struct copy_body_data): Add debug_stmts and debug_map.
1339 * sched-int.h (struct ready_list): Add n_debug.
1340 (struct deps): Add last_debug_insn.
1341 (DEBUG_INSN_SCHED_P): New.
1342 (BOUNDARY_DEBUG_INSN_P): New.
1343 (SCHEDULE_DEBUG_INSN_P): New.
1344 (sd_iterator_cond): Accept empty list.
1345 * combine.c (create_log_links): Skip debug insns.
1346 (combine_instructions): Likewise.
1347 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1348 return value is always unshared.
1349 (struct rtx_subst_pair): New.
1350 (auto_adjust_pair): New.
1351 (propagate_for_debug_subst): New.
1352 (propagate_for_debug): New.
1353 (try_combine): Skip debug insns. Propagate removed defs into
1355 (next_nonnote_nondebug_insn): New.
1356 (distribute_notes): Use it. Skip debug insns.
1357 (distribute_links): Skip debug insns.
1358 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1359 * resource.c (mark_target_live_regs): Likewise.
1360 * var-tracking.c: Include cselib.h and target.h.
1361 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1363 (micro_operation_type_name): New.
1364 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1365 (struct micro_operation_def): Update comments.
1366 (decl_or_value): New type. Use instead of decls.
1367 (struct emit_note_data_def): Add vars.
1368 (struct attrs_def): Use decl_or_value.
1369 (struct variable_tracking_info_def): Add permp, flooded.
1370 (struct location_chain_def): Update comment.
1371 (struct variable_part_def): Use decl_or_value.
1372 (struct variable_def): Make var_part a variable length array.
1374 (scratch_regs): New.
1375 (cselib_hook_called): New.
1376 (dv_is_decl_p): New.
1377 (dv_is_value_p): New.
1380 (dv_as_opaque): New.
1381 (dv_onepart_p): New.
1383 (IS_DECL_CODE): New.
1384 (check_value_is_not_decl): New.
1385 (dv_from_decl): New.
1386 (dv_from_value): New.
1387 (dv_htab_hash): New.
1388 (variable_htab_hash): Use it.
1389 (variable_htab_eq): Support values.
1390 (variable_htab_free): Free from the right pool.
1391 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1392 (attrs_list_union): Adjust.
1393 (attrs_list_mpdv_union): New.
1394 (tie_break_pointers): New.
1395 (canon_value_cmp): New.
1396 (unshare_variable): Return possibly-modified slot.
1397 (vars_copy_1): Adjust.
1398 (var_reg_decl_set): Adjust. Split out of...
1399 (var_reg_set): ... this.
1400 (get_init_value): Adjust.
1401 (var_reg_delete_and_set): Adjust.
1402 (var_reg_delete): Adjust.
1403 (var_regno_delete): Adjust.
1404 (var_mem_decl_set): Split out of...
1405 (var_mem_set): ... this.
1406 (var_mem_delete_and_set): Adjust.
1407 (var_mem_delete): Adjust.
1411 (variable_union): Adjust. Speed up merge of 1-part vars.
1412 (variable_canonicalize): Use unshared slot.
1413 (VALUED_RECURSED_INTO): New.
1414 (find_loc_in_1pdv): New.
1415 (struct dfset_merge): New.
1416 (insert_into_intersection): New.
1417 (intersect_loc_chains): New.
1419 (canonicalize_loc_order_check): New.
1420 (canonicalize_values_mark): New.
1421 (canonicalize_values_star): New.
1422 (variable_merge_over_cur): New.
1423 (variable_merge_over_src): New.
1424 (dataflow_set_merge): New.
1425 (dataflow_set_equiv_regs): New.
1426 (remove_duplicate_values): New.
1427 (struct dfset_post_merge): New.
1428 (variable_post_merge_new_vals): New.
1429 (variable_post_merge_perm_vals): New.
1430 (dataflow_post_merge_adjust): New.
1431 (find_mem_expr_in_1pdv): New.
1432 (dataflow_set_preserve_mem_locs): New.
1433 (dataflow_set_remove_mem_locs): New.
1434 (dataflow_set_clear_at_call): New.
1435 (onepart_variable_different_p): New.
1436 (variable_different_p): Use it.
1437 (dataflow_set_different_1): Adjust. Make detailed dump
1439 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1441 (track_loc_p): Pass it true.
1442 (struct count_use_info): New.
1443 (find_use_val): New.
1444 (replace_expr_with_values): New.
1446 (use_type): New, partially split out of...
1447 (count_uses): ... this. Count new micro-ops.
1448 (count_uses_1): Adjust.
1449 (count_stores): Adjust.
1450 (count_with_sets): New.
1451 (VAL_NEEDS_RESOLUTION): New.
1452 (VAL_HOLDS_TRACK_EXPR): New.
1453 (VAL_EXPR_IS_COPIED): New.
1454 (VAL_EXPR_IS_CLOBBERED): New.
1455 (add_uses): Adjust. Generate new micro-ops.
1456 (add_uses_1): Adjust.
1457 (add_stores): Generate new micro-ops.
1458 (add_with_sets): New.
1459 (find_src_status): Adjust.
1460 (find_src_set_src): Adjust.
1461 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1462 Handle new micro-ops. Canonicalize value equivalances.
1463 (vt_find_locations): Compute total size of hash tables for
1464 dumping. Perform merge for var-tracking-assignments. Don't
1465 disregard single-block loops.
1466 (dump_attrs_list): Handle decl_or_value.
1467 (dump_variable): Take variable. Deal with decl_or_value.
1468 (dump_variable_slot): New.
1469 (dump_vars): Use it.
1470 (dump_dataflow_sets): Adjust.
1471 (set_slot_part): New, extended to support one-part variables
1472 after splitting out of...
1473 (set_variable_part): ... this.
1474 (clobber_slot_part): New, split out of...
1475 (clobber_variable_part): ... this.
1476 (delete_slot_part): New, split out of...
1477 (delete_variable_part): .... this.
1478 (check_wrap_constant): New.
1479 (vt_expand_loc_callback): New.
1480 (vt_expand_loc): New.
1481 (emit_note_insn_var_location): Adjust. Handle values. Handle
1482 EMIT_NOTE_AFTER_CALL_INSN.
1483 (emit_notes_for_differences_1): Adjust. Handle values.
1484 (emit_notes_for_differences_2): Likewise.
1485 (emit_notes_for_differences): Adjust.
1486 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
1487 notes. Adjust. Handle new micro-ops.
1488 (vt_add_function_parameters): Adjust. Create and bind values.
1489 (vt_initialize): Adjust. Initialize scratch_regs and
1490 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1491 operations. Move some code to count_with_sets and add_with_sets.
1492 (delete_debug_insns): New.
1493 (vt_debug_insns_local): New.
1494 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1496 (var_tracking_main): If var-tracking-assignments is enabled
1497 but var-tracking isn't, delete debug insns and leave. Likewise
1498 if we exceed limits or fail the stack adjustments tests, and
1499 after all var-tracking processing.
1500 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1501 (dataflow_set): Add traversed_vars.
1502 (value_chain, const_value_chain): New typedefs.
1503 (value_chain_pool, value_chains): New variables.
1504 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1505 add_value_chains, add_cselib_value_chains, remove_value_chain,
1506 remove_value_chains, remove_cselib_value_chains): New functions.
1507 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1508 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1510 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1511 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1512 (dst_can_be_shared): New variable.
1513 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1514 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1515 different from set->vars, look up slot again instead of using the
1517 (dataflow_set_init): Initialize traversed_vars.
1518 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1519 lookup if set->vars is shared. Don't keep slot cleared before
1520 calling unshare_variable. Unshare set->vars if needed. Adjust
1521 unshare_variable callers. Clear dst_can_be_shared if needed.
1522 Even ->refcount == 1 vars must be unshared if set->vars is shared
1523 and var needs to be modified.
1524 (dataflow_set_union): Set traversed_vars during canonicalization.
1525 (VALUE_CHANGED, DECL_CHANGED): Define.
1526 (set_dv_changed, dv_changed_p): New static inlines.
1527 (track_expr_p): Clear DECL_CHANGED.
1528 (dump_dataflow_sets): Set it.
1529 (variable_was_changed): Call set_dv_changed.
1530 (emit_note_insn_var_location): Likewise.
1531 (changed_variables_stack): New variable.
1532 (check_changed_vars_1, check_changed_vars_2): New functions.
1533 (emit_notes_for_changes): Do nothing if changed_variables is
1534 empty. Traverse changed_variables with check_changed_vars_1,
1535 call check_changed_vars_2 on each changed_variables_stack entry.
1536 (emit_notes_in_bb): Add SET argument. Just clear it at the
1537 beginning, use it instead of local &set, don't destroy it at the
1539 (vt_emit_notes): Call dataflow_set_clear early on all
1540 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1541 computed set, dataflow_set_clear also VTI(bb)->in when we are
1542 done with the basic block. Initialize changed_variables_stack,
1543 free it afterwards. If ENABLE_CHECKING verify that after noting
1544 differences to an empty set value_chains hash table is empty.
1545 (vt_initialize): Initialize value_chains and value_chain_pool.
1546 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1547 (variable_tracking_main): Call dump_dataflow_sets before calling
1548 vt_emit_notes, not after it.
1549 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1550 (propagate_var_def_into_debug_stmts): Declare.
1551 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1552 (df_set_note): Reject debug insns.
1553 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1554 add notes to debug insns.
1555 (df_note_bb_compute): Adjust. Likewise.
1556 (df_simulate_uses): Skip debug insns.
1557 (df_simulate_initialize_backwards): Likewise.
1558 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1559 (subst_stack_regs_pat): Reject debug insns.
1560 (convert_regs_1): Handle debug insns.
1561 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1562 (print-rtl.o): Depend on cselib.h.
1563 (cselib.o): Depend on TREE_PASS_H.
1564 (var-tracking.o): Depend on cselib.h and TARGET_H.
1565 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
1567 (init_ready_list): Skip boundary debug insns.
1568 (add_branch_dependences): Skip debug insns.
1569 (free_block_dependencies): Check for blocks with only debug
1571 (compute_priorities): Likewise.
1572 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1573 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1575 (gimple_build_debug_bind_stat): New.
1576 (empty_body_p): Skip debug stmts.
1577 (gimple_has_side_effects): Likewise.
1578 (gimple_rhs_has_side_effects): Likewise.
1579 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1580 (gimple_build_debug_bind_stat): Declare.
1581 (gimple_build_debug_bind): Define.
1582 (is_gimple_debug): New.
1583 (gimple_debug_bind_p): New.
1584 (gimple_debug_bind_get_var): New.
1585 (gimple_debug_bind_get_value): New.
1586 (gimple_debug_bind_get_value_ptr): New.
1587 (gimple_debug_bind_set_var): New.
1588 (gimple_debug_bind_set_value): New.
1589 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1590 (gimple_debug_bind_reset_value): New.
1591 (gimple_debug_bind_has_value_p): New.
1592 (gsi_next_nondebug): New.
1593 (gsi_prev_nondebug): New.
1594 (gsi_start_nondebug_bb): New.
1595 (gsi_last_nondebug_bb): New.
1596 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1597 (print_insn): Handle DEBUG_INSN.
1598 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1599 of first insn prevail.
1600 (first_stmt): Skip debug stmts.
1601 (first_non_label_stmt): Likewise.
1602 (last_stmt): Likewise.
1603 (has_zero_uses_1): New.
1604 (single_imm_use_1): New.
1605 (verify_gimple_debug): New.
1606 (verify_types_in_gimple_stmt): Handle debug stmts.
1607 (verify_stmt): Likewise.
1608 (debug_loop_num): Skip debug stmts.
1609 (remove_edge_and_dominated_blocks): Remove dominators last.
1610 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
1612 (linearize_expr): Likewise.
1613 * config/i386/i386.c (ix86_delegitimize_address): Call
1614 default implementation.
1615 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
1617 (group_barrier_needed): Skip debug insns.
1618 (emit_insn_group_barriers): Likewise.
1619 (emit_all_insn_group_barriers): Likewise.
1620 (ia64_variable_issue): Handle debug insns.
1621 (ia64_dfa_new_cycle): Likewise.
1622 (final_emit_insn_group_barriers): Skip debug insns.
1623 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1624 def cfa without frame.
1625 (process_set): Likewise.
1626 (process_for_unwind_directive): Pass frame on.
1627 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1628 (rs6000_delegitimize_address): New.
1629 (rs6000_debug_adjust_cost): Handle debug insns.
1630 (is_microcoded_insn): Likewise.
1631 (is_cracked_insn): Likewise.
1632 (is_nonpipeline_insn): Likewise.
1633 (insn_must_be_first_in_group): Likewise.
1634 (insn_must_be_last_in_group): Likewise.
1635 (force_new_group): Likewise.
1636 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1637 contains only debug insns.
1638 (rtl_merge_blocks): Skip debug insns.
1639 (purge_dead_edges): Likewise.
1640 (rtl_block_ends_with_call_p): Skip debug insns.
1641 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1642 (mark_reg_dependencies): Skip debug insns.
1643 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1644 * tree-ssanames.c (release_ssa_name): Propagate def into
1646 * tree-ssa-threadedge.c
1647 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1648 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1649 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1650 (copyprop_hardreg_forward_1): Handle debug insns.
1651 * reload1.c (reload): Skip debug insns. Replace unassigned
1652 pseudos in debug insns with their equivalences.
1653 (eliminate_regs_in_insn): Skip debug insns.
1654 (emit_input_reload_insns): Skip debug insns at first, adjust
1656 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1657 (get_indirect_ref_operands): Pass opf_no_vops on.
1658 (get_expr_operands): Likewise. Skip debug stmts.
1659 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1661 2009-09-01 Richard Henderson <rth@redhat.com>
1663 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1664 stmt_ends_pp_p statements at least once.
1665 * tree-vrp.c (vrp_initialize): Likewise.
1666 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1668 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1671 Fix AIX bootstrap after PR debug/30161
1672 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1673 that is a GNU extension.
1674 (tmpl_value_parm_die_table): Move the definition of this global
1675 outside #ifdef DWARF2_DEBUGGING_INFO region.
1677 2009-09-01 Richard Guenther <rguenther@suse.de>
1679 * tree.c (tree_expr_size): New function.
1680 * tree.h (tree_expr_size): Declare.
1681 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1682 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1683 * langhooks.c (lhd_expr_size): Remove.
1684 * langhooks.h (struct lang_hooks): Remove expr_size.
1685 * explow.c (expr_size): Use tree_expr_size.
1686 (int_expr_size): Likewise.
1687 * langhooks-def.h (lhd_expr_size): Remove.
1688 (LANG_HOOKS_EXPR_SIZE): Likewise.
1689 (LANG_HOOKS_INITIALIZER): Adjust.
1691 2009-09-01 Richard Guenther <rguenther@suse.de>
1693 * tree-flow.h (mark_addressable): Move declaration ...
1694 * tree.h (mark_addressable): ... here.
1695 * stmt.c (expand_asm_operands): Use mark_addressable, not
1696 lang_hooks.mark_addressable.
1697 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1698 LANG_HOOKS_MARK_ADDRESSABLE.
1699 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1700 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1702 2009-08-31 Chris Demetriou <cgd@google.com>
1704 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1705 vectorize if not TARGET_SSE2.
1707 2009-08-31 DJ Delorie <dj@redhat.com>
1709 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1710 registers if no coprocessor is enabled.
1712 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1715 * cgraph.h (cgraph_get_node): Declare ...
1716 * cgraph.c (cgraph_get_node): ... new function.
1717 * dwarf2out.c (gen_generic_params_dies,
1718 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1719 make_ith_pack_parameter_name,
1720 append_entry_to_tmpl_value_parm_die_table,
1721 gen_remaining_tmpl_value_param_die_attribute): New functions.
1722 (gen_subprogram_die): Generate debug info for template parameters
1723 if debug info level is higher than DINFO_LEVEL_TERSE.
1724 Use tree_add_const_value_attribute_for_decl instead of
1725 tree_add_const_value_attribute.
1726 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1727 instead of tree_add_const_value_attribute.
1728 (gen_struct_or_union_type_die): Generate debug
1729 info for template parameters if debug info level is higher than
1731 (tree_add_const_value_attribute): Handle integral and pointer
1732 constants. Update comment.
1733 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1734 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1735 (reference_to_unused): Fix thinko. Remove redundant predicates from
1737 (tree_add_const_value_attribute): Make this work for constant
1739 tree_add_const_value_attribute_for_decl is to be used for variable
1741 (add_location_or_const_value_attribute): Use
1742 tree_add_const_value_attribute_for_decl now.
1743 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1744 DW_TAG_template_value_param DIEs after function DIEs have been
1746 * langhooks.h (lang_hooks_for_types): Add
1747 get_argument_pack_elems.
1748 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1749 (lang_hooks): Added get_innermost_generic_parms,
1750 get_innermost_generic_args.
1751 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1752 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1753 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1754 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1756 2009-08-31 DJ Delorie <dj@redhat.com>
1758 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1759 it once we start generating the prologue or epilogue.
1760 (mep_call_saves_register): If the frame is locked, re-use
1762 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1763 (mep_expand_prologue): Call it.
1764 (mep_expand_epilogue): Likewise.
1765 (mep_start_function): Use the same logic as mep_expand_prologue.
1766 (mep_pass_by_reference): Make logic more readable.
1767 (mep_return_in_memory): Zero-sized objects are passed in memory.
1768 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1770 2009-08-31 Richard Guenther <rguenther@suse.de>
1772 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1773 to query if the memory regions for memmove overlap.
1774 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1775 asserts on pointers, instead deal with odd trees.
1776 (ptr_derefs_may_alias_p): Likewise.
1777 (refs_may_alias_p_1): Constructor bases also never alias.
1779 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1781 * doc/install.texi (Final install): Adjust reference on where to
1782 order printed manuals.
1784 2009-08-30 Olivier Hainque <hainque@adacore.com>
1786 * dwarf2out.c (switch_to_frame_table_section): Move
1787 definition prior to first use.
1789 2009-08-30 Richard Guenther <rguenther@suse.de>
1791 PR tree-optimization/41186
1792 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1793 (ao_ref_init_from_ptr_and_size): New function.
1794 (ref_maybe_used_by_call_p_1): Be more precise tracking
1795 used ranges for builtin functions.
1796 (ref_maybe_used_by_call_p): Adjust.
1797 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1798 ranges for builtin functions.
1799 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1801 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1804 * fwprop.c (get_reg_use_in): Delete.
1805 (free_load_extend): New function.
1806 (forward_propagate_subreg): Use it.
1808 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1810 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1812 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1815 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1818 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1820 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1821 fini or fini_array section.
1823 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1825 * graphite-dependences.c (graphite_legal_transform_bb): Call
1826 pbb_remove_duplicate_pdrs.
1827 * graphite-poly.c (can_collapse_pdr): Removed.
1828 (pdr_find_duplicate): Removed.
1829 (can_collapse_pdrs): New.
1830 (pbb_remove_duplicate_pdrs): New.
1831 (new_poly_dr): Do not look for duplicates.
1832 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1833 (PBB_PDR_DUPLICATES_REMOVED): New.
1834 (pbb_remove_duplicate_pdrs): Declared.
1836 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1838 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1839 the strides by multiplying by PDR_NB_REFS.
1840 * graphite-poly.c (can_collapse_pdr): New.
1841 (pdr_find_duplicate): New.
1842 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1843 Initialize PDR_NB_REFS.
1844 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1846 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1848 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1851 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1854 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1856 * graphite-dependences.c (pddr_original_scattering): Return NULL
1857 for read-read dependence relations.
1858 * graphite-poly.h (enum poly_dr_type): Fix comment.
1861 (pdr_may_write_p): New.
1863 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1865 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1866 (struct poly_dr): Same.
1867 (new_poly_dr): Same.
1868 * graphite-poly.c (new_poly_dr): Same.
1869 * graphite-dependences.c (dot_deps): Disable call to system.
1871 2009-08-28 Cary Coutant <ccoutant@google.com>
1874 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1875 struct/union/enum types local to a function.
1877 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1878 Sebastian Pop <sebastian.pop@amd.com>
1880 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1881 pbb_strip_mine_time_depth. Changed the implementation so that
1882 transformation is expressed as a transformation on
1883 time (scatttering) dimensions. Also, ensures that the 2d+1
1884 scheduling format is preserved.
1885 (pbb_strip_mine_profitable_p): Profitability is based on the
1886 iteration number of a given time (scattering) dimension,
1887 and not on a original loop depth dimension.
1888 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1889 (pbb_do_strip_mine): Call psct_dynamic_dim.
1890 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1891 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1892 (pbb_nb_dynamic_scattering_transform): New.
1893 (psct_dynamic_dim): New.
1895 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1897 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1898 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1899 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1900 * graphite-interchange.c (build_linearized_memory_access): Same.
1901 (memory_stride_in_loop): Same.
1903 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1905 * graphite-dependences.c (pddr_original_scattering): New.
1906 (graphite_legal_transform_dr): Call pddr_original_scattering.
1909 * graphite-dependences.h (dot_deps): Declared.
1910 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1911 (print_pdr): Print PDR_ID.
1912 * graphite-poly.h (struct poly_dr): Add field id.
1915 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1917 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1919 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1920 not delete the original dependence relation.
1922 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1924 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1925 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1926 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1927 (free_poly_ddr): New.
1928 (pddr_is_empty): New.
1929 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1930 (dependence_polyhedron): Same. Remove useless gcc_assert.
1932 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1933 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1934 * graphite-dependences.h (enum poly_dependence_kind): New.
1935 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1936 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1937 (PDRP_SINK): Renamed PDDR_SINK.
1938 (PDRP_DDP): Renamed PDDR_DDP.
1940 (free_poly_ddr): Declared.
1941 * graphite-poly.c (new_scop): Use the new hash function names.
1942 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1943 into original_pddrs.
1944 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1946 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1948 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1949 bounds with LT_EXPR to make niter analysis more precise on code
1950 generated by Graphite.
1952 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1954 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1955 (graphite_legal_transform_bb): Same.
1956 (poly_drs_may_alias_p): Same.
1958 2009-08-28 Richard Guenther <rguenther@suse.de>
1960 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1962 2009-08-28 Jan Beulich <jbeulich@novell.com>
1964 * config/i386/netware.c: Include langhooks.h.
1965 (i386_nlm_encode_section_info): Simplify.
1966 (netware_override_options): Delete.
1967 * config/i386/netware.h (netware_override_options): Delete
1969 (OVERRIDE_OPTIONS): Delete definition.
1970 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1971 (ASM_COMMENT_START): Define.
1972 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1974 2009-08-28 Jan Beulich <jbeulich@novell.com>
1976 * configure.ac: For in-tree ld, do a plain version check to
1977 determine whether comdat groups are supported.
1978 * configure: Regenerate.
1980 2009-08-28 Olivier Hainque <hainque@adacore.com>
1982 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1983 always defined. Reflect definition or absence of such for
1984 COLLECT_EXPORT_LIST. Readability helper.
1985 (scanfilter): New enum, to help control what symbols
1986 are to be considered or ignored by scan_prog_file.
1987 (enum pass): Rename as "scanpass", moved together with scanfilter
1988 prior to scan_prog_file's prototype.
1989 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1990 Group prototype with the scanpass/scanfilter definitions, factorize
1991 head comments for the several implementations at the prototype.
1992 (main): Reorganize the first pass link control to let AIX
1993 drag only the needed frame tables in executables. Prevent
1994 frame tables collection during the scan aimed at static ctors.
1995 Pre-link and scan for frame tables later to compensate.
1996 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1997 A C statement to issue assembly directives that create a reference
1998 to the given DWARF table identifier label from the current function
2000 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
2001 to differentiate first time section entry. Only emit a .data
2002 tables start identifier label the first time around.
2003 (switch_to_frame_table_section): New function. Helper for
2004 output_call_frame_info to switch possibly BACK into the eh_frame
2005 or the debug_frame section depending on FOR_EH.
2006 (output_call_frame_info): Use helper to first enter the proper
2008 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
2009 emit a link to the frame table start label from each function
2011 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
2012 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
2013 * config/rs6000/rs6000-protos.h: Declare it.
2014 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
2016 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2018 * config/sh/sh.c (split_branches): Check the result of
2021 2009-08-27 Steve Ellcey <sje@cup.hp.com>
2023 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
2024 using -pthread -fopenmp
2026 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
2028 * doc/service.texi (service directory): Update URL.
2030 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
2032 PR rtl-optimization/40861
2033 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
2034 extract word from a multi-word subreg for negative byte positions.
2036 2009-08-27 Tristan Gingold <gingold@adacore.com>
2037 Douglas B Rupp <rupp@gnat.com>
2039 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
2040 (SECTION_VMS_OVERLAY): Define.
2041 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
2043 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
2045 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
2046 common_object declarations.
2047 (ia64_section_type_flags): Set section flag for common_object.
2048 * config/ia64/ia64-protos.h
2049 (ia64_vms_output_aligned_decl_common): Declare.
2050 (ia64_vms_elf_asm_named_section): Declare.
2052 2009-08-27 Michael Matz <matz@suse.de>
2054 * expr.c (expand_expr_real_2): New function taking exploded
2055 unary or binary expression, split out from ...
2056 (expand_expr_real_1): ... here. Move over all unary/binary
2057 switch parts to above function, in particular these codes:
2058 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
2059 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
2060 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
2061 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
2062 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
2063 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
2064 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
2065 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
2066 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
2067 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
2068 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
2069 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2070 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
2071 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
2072 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
2073 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
2074 VEC_PACK_FIX_TRUNC_EXPR.
2075 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
2078 2009-08-27 Richard Guenther <rguenther@suse.de>
2080 * gengtype.c (main): Handle uint64_t.
2081 * ipa-utils.c (get_base_var): Indent properly.
2082 * tree-ssa-live.c (debug_scope_block): New function.
2083 * tree-flow.h (debug_scope_block): Declare.
2084 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
2085 * basic-block.h (enum profile_status): Rename to
2086 enum profile_status_d.
2087 (x_profile_status): Adjust type.
2089 2009-08-27 Dodji Seketeli <dodji@redhat.com>
2092 * dwarf2out.c (get_context_die): Declare this static function.
2093 (gen_type_die_with_usage): Make sure a DIE is a generated for
2094 the context of a typedef.
2096 2009-08-26 Anatoly Sokolov <aesok@post.ru>
2098 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
2101 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
2103 * config/mips/mips-protos.h (mips_output_sync): Declare.
2104 (mips_sync_loop_insns): Likewise.
2105 (mips_output_sync_loop): Replace first two parameters with an rtx.
2106 * config/mips/mips.c (mips_multi_member): New structure.
2107 (mips_multi_members): New variable.
2108 (mips_multi_start): New function.
2109 (mips_multi_add): Likewise.
2110 (mips_multi_add_insn): Likewise.
2111 (mips_multi_add_label): Likewise.
2112 (mips_multi_last_index): Likewise.
2113 (mips_multi_copy_insn): Likewise.
2114 (mips_multi_set_operand): Likewise.
2115 (mips_multi_write): Likewise.
2116 (mips_print_operand_punctuation): Remove '%|' and '%-'.
2117 (mips_init_print_operand_punct): Update accordingly.
2118 (mips_start_ll_sc_sync_block): New function.
2119 (mips_end_ll_sc_sync_block): Likewise.
2120 (mips_output_sync): Likewise.
2121 (mips_sync_insn1_template): Likewise.
2122 (mips_sync_insn2_template): Likewise.
2123 (mips_get_sync_operand): Likewise.
2124 (mips_process_sync_loop): Likewise.
2125 (mips_output_sync_loop): Use mips_process_sync_loop.
2126 (mips_sync_loop_insns): New function.
2127 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
2128 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2129 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
2130 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
2131 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
2132 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
2133 (MIPS_SYNC_OLD_OP_12): Likewise.
2134 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
2135 (MIPS_SYNC_NEW_OP_12): Likewise.
2136 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
2137 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
2138 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
2139 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
2140 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
2141 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
2142 * config/mips/mips.md (sync_mem): New attribute.
2143 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
2144 (sync_exclusive_mask, sync_required_oldval): Likewise.
2145 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
2146 (sync_release_barrier): Likewise.
2147 (length): Handle sync loops.
2148 (sync): Use mips_output_sync.
2149 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
2150 (sync_compare_and_swap<mode>): Set the new sync_* attributes
2151 and use mips_output_sync_loop.
2152 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
2153 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
2154 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
2155 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
2156 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
2157 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
2158 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
2159 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
2160 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
2162 2009-08-26 Richard Guenther <rguenther@suse.de>
2165 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
2166 the types to not match.
2167 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
2169 * tree-ssa.c (useless_type_conversion_p): Conversions to
2170 pointers to unprototyped functions are useless.
2172 2009-08-26 Richard Guenther <rguenther@suse.de>
2174 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
2175 whole-program condition, prepare to be called for non-globals.
2176 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
2177 params build a representative with known type and track its fields.
2179 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
2181 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
2182 clearing by a taken branch.
2183 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
2184 effectively after bbro pass.
2185 (sync_nand<mode>): Ditto.
2186 (sync_old_<fetchop_name><mode>): Ditto.
2187 (sync_old_nand<mode>): Ditto.
2188 (sync_new_<fetchop_name><mode>): Dito.
2189 (sync_new_nand<mode>): Ditto.
2190 (sync_compare_and_swap<mode>_1): Ditto.
2191 (*sync_compare_and_swap<mode>): Ditto.
2192 (sync_lock_test_and_set<mode>_1): Ditto.
2193 ("sync_lock_test_and_set<mode>): Ditto.
2195 2009-08-25 Douglas B Rupp <rupp@gnat.com>
2197 * hwint.h (HOST_LONG_FORMAT): New macro
2198 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
2199 Use HOST_PTR_PRINTF.
2200 * system.h (HOST_PTR_PRINTF): Resurrect old macro
2201 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
2202 (HOST_PTR_PRINTF): Document.
2204 2009-08-25 Jan Hubicka <jh@suse.cz>
2206 * config/i386/bmmintrin.h: Replace by #error.
2209 Michael Meissner <michael.meissner@amd.com>
2210 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2211 Tony Linthicum <tony.linthicum@amd.com>
2213 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2214 (TARGET_ROUND): New macro for the round/ptest instructions which
2215 are shared between SSE4.1 and SSE5.
2216 (OPTION_MASK_ISA_ROUND): Ditto.
2217 (OPTION_ISA_ROUND): Ditto.
2218 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2219 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2221 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2222 (-mfused-madd): New switch to give users control over whether the
2223 compiler optimizes to use the multiply/add SSE5 instructions.
2225 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
2226 (ix86_handle_option): Turn off 3dnow if -msse5.
2227 (override_options): Add SSE5 support.
2228 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2230 (ix86_expand_sse_movcc): Add SSE5 support.
2231 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2232 vector type to the next largest size.
2233 (ix86_expand_sse5_pack): New function to use pperm to pack a
2234 vector type to the next smallest size.
2235 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2236 (IX86_BUILTIN_FMADDSD): Ditto.
2237 (IX86_BUILTIN_FMADDPS): Ditto.
2238 (IX86_BUILTIN_FMADDPD): Ditto.
2239 (IX86_BUILTIN_FMSUBSS): Ditto.
2240 (IX86_BUILTIN_FMSUBSD): Ditto.
2241 (IX86_BUILTIN_FMSUBPS): Ditto.
2242 (IX86_BUILTIN_FMSUBPD): Ditto.
2243 (IX86_BUILTIN_FNMADDSS): Ditto.
2244 (IX86_BUILTIN_FNMADDSD): Ditto.
2245 (IX86_BUILTIN_FNMADDPS): Ditto.
2246 (IX86_BUILTIN_FNMADDPD): Ditto.
2247 (IX86_BUILTIN_FNMSUBSS): Ditto.
2248 (IX86_BUILTIN_FNMSUBSD): Ditto.
2249 (IX86_BUILTIN_FNMSUBPS): Ditto.
2250 (IX86_BUILTIN_FNMSUBPD): Ditto.
2251 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2252 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2253 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2254 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2255 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2256 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2257 (IX86_BUILTIN_PPERM): Ditto.
2258 (IX86_BUILTIN_PERMPS): Ditto.
2259 (IX86_BUILTIN_PERMPD): Ditto.
2260 (IX86_BUILTIN_PMACSSWW): Ditto.
2261 (IX86_BUILTIN_PMACSWW): Ditto.
2262 (IX86_BUILTIN_PMACSSWD): Ditto.
2263 (IX86_BUILTIN_PMACSWD): Ditto.
2264 (IX86_BUILTIN_PMACSSDD): Ditto.
2265 (IX86_BUILTIN_PMACSDD): Ditto.
2266 (IX86_BUILTIN_PMACSSDQL): Ditto.
2267 (IX86_BUILTIN_PMACSSDQH): Ditto.
2268 (IX86_BUILTIN_PMACSDQL): Ditto.
2269 (IX86_BUILTIN_PMACSDQH): Ditto.
2270 (IX86_BUILTIN_PMADCSSWD): Ditto.
2271 (IX86_BUILTIN_PMADCSWD): Ditto.
2272 (IX86_BUILTIN_PHADDBW): Ditto.
2273 (IX86_BUILTIN_PHADDBD): Ditto.
2274 (IX86_BUILTIN_PHADDBQ): Ditto.
2275 (IX86_BUILTIN_PHADDWD): Ditto.
2276 (IX86_BUILTIN_PHADDWQ): Ditto.
2277 (IX86_BUILTIN_PHADDDQ): Ditto.
2278 (IX86_BUILTIN_PHADDUBW): Ditto.
2279 (IX86_BUILTIN_PHADDUBD): Ditto.
2280 (IX86_BUILTIN_PHADDUBQ): Ditto.
2281 (IX86_BUILTIN_PHADDUWD): Ditto.
2282 (IX86_BUILTIN_PHADDUWQ): Ditto.
2283 (IX86_BUILTIN_PHADDUDQ): Ditto.
2284 (IX86_BUILTIN_PHSUBBW): Ditto.
2285 (IX86_BUILTIN_PHSUBWD): Ditto.
2286 (IX86_BUILTIN_PHSUBDQ): Ditto.
2287 (IX86_BUILTIN_PROTB): Ditto.
2288 (IX86_BUILTIN_PROTW): Ditto.
2289 (IX86_BUILTIN_PROTD): Ditto.
2290 (IX86_BUILTIN_PROTQ): Ditto.
2291 (IX86_BUILTIN_PROTB_IMM): Ditto.
2292 (IX86_BUILTIN_PROTW_IMM): Ditto.
2293 (IX86_BUILTIN_PROTD_IMM): Ditto.
2294 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2295 (IX86_BUILTIN_PSHLB): Ditto.
2296 (IX86_BUILTIN_PSHLW): Ditto.
2297 (IX86_BUILTIN_PSHLD): Ditto.
2298 (IX86_BUILTIN_PSHLQ): Ditto.
2299 (IX86_BUILTIN_PSHAB): Ditto.
2300 (IX86_BUILTIN_PSHAW): Ditto.
2301 (IX86_BUILTIN_PSHAD): Ditto.
2302 (IX86_BUILTIN_PSHAQ): Ditto.
2303 (IX86_BUILTIN_FRCZSS): Ditto.
2304 (IX86_BUILTIN_FRCZSD): Ditto.
2305 (IX86_BUILTIN_FRCZPS): Ditto.
2306 (IX86_BUILTIN_FRCZPD): Ditto.
2307 (IX86_BUILTIN_CVTPH2PS): Ditto.
2308 (IX86_BUILTIN_CVTPS2PH): Ditto.
2309 (IX86_BUILTIN_COMEQSS): Ditto.
2310 (IX86_BUILTIN_COMNESS): Ditto.
2311 (IX86_BUILTIN_COMLTSS): Ditto.
2312 (IX86_BUILTIN_COMLESS): Ditto.
2313 (IX86_BUILTIN_COMGTSS): Ditto.
2314 (IX86_BUILTIN_COMGESS): Ditto.
2315 (IX86_BUILTIN_COMUEQSS): Ditto.
2316 (IX86_BUILTIN_COMUNESS): Ditto.
2317 (IX86_BUILTIN_COMULTSS): Ditto.
2318 (IX86_BUILTIN_COMULESS): Ditto.
2319 (IX86_BUILTIN_COMUGTSS): Ditto.
2320 (IX86_BUILTIN_COMUGESS): Ditto.
2321 (IX86_BUILTIN_COMORDSS): Ditto.
2322 (IX86_BUILTIN_COMUNORDSS): Ditto.
2323 (IX86_BUILTIN_COMFALSESS): Ditto.
2324 (IX86_BUILTIN_COMTRUESS): Ditto.
2325 (IX86_BUILTIN_COMEQSD): Ditto.
2326 (IX86_BUILTIN_COMNESD): Ditto.
2327 (IX86_BUILTIN_COMLTSD): Ditto.
2328 (IX86_BUILTIN_COMLESD): Ditto.
2329 (IX86_BUILTIN_COMGTSD): Ditto.
2330 (IX86_BUILTIN_COMGESD): Ditto.
2331 (IX86_BUILTIN_COMUEQSD): Ditto.
2332 (IX86_BUILTIN_COMUNESD): Ditto.
2333 (IX86_BUILTIN_COMULTSD): Ditto.
2334 (IX86_BUILTIN_COMULESD): Ditto.
2335 (IX86_BUILTIN_COMUGTSD): Ditto.
2336 (IX86_BUILTIN_COMUGESD): Ditto.
2337 (IX86_BUILTIN_COMORDSD): Ditto.
2338 (IX86_BUILTIN_COMUNORDSD): Ditto.
2339 (IX86_BUILTIN_COMFALSESD): Ditto.
2340 (IX86_BUILTIN_COMTRUESD): Ditto.
2341 (IX86_BUILTIN_COMEQPS): Ditto.
2342 (IX86_BUILTIN_COMNEPS): Ditto.
2343 (IX86_BUILTIN_COMLTPS): Ditto.
2344 (IX86_BUILTIN_COMLEPS): Ditto.
2345 (IX86_BUILTIN_COMGTPS): Ditto.
2346 (IX86_BUILTIN_COMGEPS): Ditto.
2347 (IX86_BUILTIN_COMUEQPS): Ditto.
2348 (IX86_BUILTIN_COMUNEPS): Ditto.
2349 (IX86_BUILTIN_COMULTPS): Ditto.
2350 (IX86_BUILTIN_COMULEPS): Ditto.
2351 (IX86_BUILTIN_COMUGTPS): Ditto.
2352 (IX86_BUILTIN_COMUGEPS): Ditto.
2353 (IX86_BUILTIN_COMORDPS): Ditto.
2354 (IX86_BUILTIN_COMUNORDPS): Ditto.
2355 (IX86_BUILTIN_COMFALSEPS): Ditto.
2356 (IX86_BUILTIN_COMTRUEPS): Ditto.
2357 (IX86_BUILTIN_COMEQPD): Ditto.
2358 (IX86_BUILTIN_COMNEPD): Ditto.
2359 (IX86_BUILTIN_COMLTPD): Ditto.
2360 (IX86_BUILTIN_COMLEPD): Ditto.
2361 (IX86_BUILTIN_COMGTPD): Ditto.
2362 (IX86_BUILTIN_COMGEPD): Ditto.
2363 (IX86_BUILTIN_COMUEQPD): Ditto.
2364 (IX86_BUILTIN_COMUNEPD): Ditto.
2365 (IX86_BUILTIN_COMULTPD): Ditto.
2366 (IX86_BUILTIN_COMULEPD): Ditto.
2367 (IX86_BUILTIN_COMUGTPD): Ditto.
2368 (IX86_BUILTIN_COMUGEPD): Ditto.
2369 (IX86_BUILTIN_COMORDPD): Ditto.
2370 (IX86_BUILTIN_COMUNORDPD): Ditto.
2371 (IX86_BUILTIN_COMFALSEPD): Ditto.
2372 (IX86_BUILTIN_COMTRUEPD): Ditto.
2373 (IX86_BUILTIN_PCOMEQUB): Ditto.
2374 (IX86_BUILTIN_PCOMNEUB): Ditto.
2375 (IX86_BUILTIN_PCOMLTUB): Ditto.
2376 (IX86_BUILTIN_PCOMLEUB): Ditto.
2377 (IX86_BUILTIN_PCOMGTUB): Ditto.
2378 (IX86_BUILTIN_PCOMGEUB): Ditto.
2379 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2380 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2381 (IX86_BUILTIN_PCOMEQUW): Ditto.
2382 (IX86_BUILTIN_PCOMNEUW): Ditto.
2383 (IX86_BUILTIN_PCOMLTUW): Ditto.
2384 (IX86_BUILTIN_PCOMLEUW): Ditto.
2385 (IX86_BUILTIN_PCOMGTUW): Ditto.
2386 (IX86_BUILTIN_PCOMGEUW): Ditto.
2387 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2388 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2389 (IX86_BUILTIN_PCOMEQUD): Ditto.
2390 (IX86_BUILTIN_PCOMNEUD): Ditto.
2391 (IX86_BUILTIN_PCOMLTUD): Ditto.
2392 (IX86_BUILTIN_PCOMLEUD): Ditto.
2393 (IX86_BUILTIN_PCOMGTUD): Ditto.
2394 (IX86_BUILTIN_PCOMGEUD): Ditto.
2395 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2396 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2397 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2398 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2399 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2400 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2401 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2402 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2403 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2404 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2405 (IX86_BUILTIN_PCOMEQB): Ditto.
2406 (IX86_BUILTIN_PCOMNEB): Ditto.
2407 (IX86_BUILTIN_PCOMLTB): Ditto.
2408 (IX86_BUILTIN_PCOMLEB): Ditto.
2409 (IX86_BUILTIN_PCOMGTB): Ditto.
2410 (IX86_BUILTIN_PCOMGEB): Ditto.
2411 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2412 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2413 (IX86_BUILTIN_PCOMEQW): Ditto.
2414 (IX86_BUILTIN_PCOMNEW): Ditto.
2415 (IX86_BUILTIN_PCOMLTW): Ditto.
2416 (IX86_BUILTIN_PCOMLEW): Ditto.
2417 (IX86_BUILTIN_PCOMGTW): Ditto.
2418 (IX86_BUILTIN_PCOMGEW): Ditto.
2419 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2420 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2421 (IX86_BUILTIN_PCOMEQD): Ditto.
2422 (IX86_BUILTIN_PCOMNED): Ditto.
2423 (IX86_BUILTIN_PCOMLTD): Ditto.
2424 (IX86_BUILTIN_PCOMLED): Ditto.
2425 (IX86_BUILTIN_PCOMGTD): Ditto.
2426 (IX86_BUILTIN_PCOMGED): Ditto.
2427 (IX86_BUILTIN_PCOMFALSED): Ditto.
2428 (IX86_BUILTIN_PCOMTRUED): Ditto.
2429 (IX86_BUILTIN_PCOMEQQ): Ditto.
2430 (IX86_BUILTIN_PCOMNEQ): Ditto.
2431 (IX86_BUILTIN_PCOMLTQ): Ditto.
2432 (IX86_BUILTIN_PCOMLEQ): Ditto.
2433 (IX86_BUILTIN_PCOMGTQ): Ditto.
2434 (IX86_BUILTIN_PCOMGEQ): Ditto.
2435 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2436 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2437 (enum multi_arg_type): New enum for describing the various SSE5
2438 intrinsic argument types.
2439 (bdesc_multi_arg): New table for SSE5 intrinsics.
2440 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2441 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2443 (ix86_expand_builtin): Add SSE5 intrinsic support.
2444 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2445 operand instructions.
2446 (ix86_expand_sse5_multiple_memory): New function to split the
2447 second memory reference from SSE5 instructions.
2448 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2449 (ix86_return_pops_args): Use stdarg_p to determine if the function
2450 has variable arguments.
2451 (ix86_setup_incoming_varargs): Ditto.
2452 (x86_this_parameter): Ditto.
2454 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2456 (ix86_expand_sse5_pack): Ditto.
2457 (ix86_sse5_valid_op_p): Ditto.
2458 (ix86_expand_sse5_multiple_memory): Ditto.
2460 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2461 constant for SSE5 support.
2462 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2463 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2464 (UNSPEC_SSE5_PERMUTE): Ditto.
2465 (UNSPEC_SSE5_ASHIFT): Ditto.
2466 (UNSPEC_SSE5_LSHIFT): Ditto.
2467 (UNSPEC_FRCZ): Ditto.
2468 (UNSPEC_CVTPH2PS): Ditto.
2469 (UNSPEC_CVTPS2PH): Ditto.
2470 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2472 (COM_FALSE_S): Ditto.
2473 (COM_FALSE_P): Ditto.
2474 (COM_TRUE_S): Ditto.
2475 (COM_TRUE_P): Ditto.
2476 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2477 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2479 (memory attribute): Ditto.
2480 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2481 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2482 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2483 (floor<mode>2): Ditto.
2484 (ceil<mode>2): Ditto.
2485 (btrunc<mode>2): Ditto.
2486 (nearbyintdf2): Ditto.
2487 (nearbyintsf2): Ditto.
2488 (sse_setccsf): Disable if SSE5.
2489 (sse_setccdf): Ditto.
2490 (sse5_setcc<mode>): New support for SSE5 conditional move.
2491 (sse5_pcmov_<mode>): Ditto.
2493 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2495 (SSEMODEF2P): Ditto.
2496 (ssemodesuffixf4): New mode attribute for SSE5.
2497 (ssemodesuffixf2s): Ditto.
2498 (ssemodesuffixf2c): Ditto.
2499 (sserotatemax): Ditto.
2500 (ssescalarmode): Ditto.
2501 (sse_maskcmpv4sf3): Disable if SSE5.
2502 (sse_maskcmpv2df3): Ditto.
2503 (sse_vmmaskcmpv4sf3): Ditto.
2504 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2505 (sse5_vmfmadd<mode>4): Ditto.
2506 (sse5_fmsub<mode>4): Ditto.
2507 (sse5_vmfmsub<mode>4): Ditto.
2508 (sse5_fnmadd<mode>4): Ditto.
2509 (sse5_vmfnmadd<mode>4): Ditto.
2510 (sse5_fnmsub<mode>4): Ditto.
2511 (sse5_vmfnmsub<mode>4): Ditto.
2512 (sse5i_fmadd<mode>4): Ditto.
2513 (sse5i_fmsub<mode>4): Ditto.
2514 (sse5i_fnmadd<mode>4): Ditto.
2515 (sse5i_fnmsub<mode>4): Ditto.
2516 (sse5i_vmfmadd<mode>4): Ditto.
2517 (sse5i_vmfmsub<mode>4): Ditto.
2518 (sse5i_vmfnmadd<mode>4): Ditto.
2519 (sse5i_vmfnmsub<mode>4): Ditto.
2520 (mulv16qi3): Add SSE5 support.
2522 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2523 (sse2_mulv4si3): Disable if SSE5.
2524 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2525 (sse4_1_roundps): Ditto.
2526 (sse4_1_roundsd): Ditto.
2527 (sse4_1_roundss): Ditto.
2528 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2530 (sse_maskcmpsf3): Ditto.
2531 (sse_vmmaskcmpv4sf3): Ditto.
2532 (sse2_maskcmpv2df3): Ditto.
2533 (sse2_maskcmpdf3): Ditto.
2534 (sse2_vmmaskcmpv2df3): Ditto.
2535 (sse2_eq<mode>3): Ditto.
2536 (sse2_gt<mode>3): Ditto.
2537 (sse5_pcmov_<mode>): Add SSE5 support.
2538 (vec_unpacku_hi_v16qi): Ditto.
2539 (vec_unpacks_hi_v16qi): Ditto.
2540 (vec_unpacku_lo_v16qi): Ditto.
2541 (vec_unpacks_lo_v16qi): Ditto.
2542 (vec_unpacku_hi_v8hi): Ditto.
2543 (vec_unpacks_hi_v8hi): Ditto.
2544 (vec_unpacku_lo_v8hi): Ditto.
2545 (vec_unpacks_lo_v8hi): Ditto.
2546 (vec_unpacku_hi_v4si): Ditto.
2547 (vec_unpacks_hi_v4si): Ditto.
2548 (vec_unpacku_lo_v4si): Ditto.
2549 (vec_unpacks_lo_v4si): Ditto.
2550 (sse5_pmacsww): New SSE5 intrinsic insn.
2551 (sse5_pmacssww): Ditto.
2552 (sse5_pmacsdd): Ditto.
2553 (sse5_pmacssdd): Ditto.
2554 (sse5_pmacssdql): Ditto.
2555 (sse5_pmacssdqh): Ditto.
2556 (sse5_pmacsdqh): Ditto.
2557 (sse5_pmacsswd): Ditto.
2558 (sse5_pmacswd): Ditto.
2559 (sse5_pmadcsswd): Ditto.
2560 (sse5_pmadcswd): Ditto.
2561 (sse5_pcmov_<move>): Conditional move support on SSE5.
2562 (sse5_phaddbw): New SSE5 intrinsic insn.
2563 (sse5_phaddbd): Ditto.
2564 (sse5_phaddbq): Ditto.
2565 (sse5_phaddwd): Ditto.
2566 (sse5_phaddwq): Ditto.
2567 (sse5_phadddq): Ditto.
2568 (sse5_phaddubw): Ditto.
2569 (sse5_phaddubd): Ditto.
2570 (sse5_phaddubq): Ditto.
2571 (sse5_phadduwd): Ditto.
2572 (sse5_phadduwq): Ditto.
2573 (sse5_phaddudq): Ditto.
2574 (sse5_phsubbw): Ditto.
2575 (sse5_phsubwd): Ditto.
2576 (sse5_phsubdq): Ditto.
2577 (sse5_pperm): Ditto.
2578 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2579 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2580 (sse5_pperm_sign_v8hi_v4si): Ditto.
2581 (sse5_pperm_zero_v8hi_v4si): Ditto.
2582 (sse5_pperm_sign_v4si_v2di): Ditto.
2583 (sse5_pperm_sign_v4si_v2di): Ditto.
2584 (sse5_pperm_pack_v2di_v4si): Ditto.
2585 (sse5_pperm_pack_v4si_v8hi): Ditto.
2586 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2587 (sse5_perm<mode>): New SSE5 intrinsic insn.
2588 (rotl<mode>3): Ditto.
2589 (sse5_rotl<mode>3): Ditto.
2590 (sse5_ashl<mode>3): Ditto.
2591 (sse5_lshl<mode>3): Ditto.
2592 (sse5_frcz<mode>2): Ditto.
2593 (sse5s_frcz<mode>2): Ditto.
2594 (sse5_cvtph2ps): Ditto.
2595 (sse5_cvtps2ph): Ditto.
2596 (sse5_vmmaskcmp<mode>3): Ditto.
2597 (sse5_com_tf<mode>3): Ditto.
2598 (sse5_maskcmp<mode>3): Ditto.
2599 (sse5_maskcmp_uns<mode>3): Ditto.
2600 (sse5_maskcmp_uns2<mode>3): Ditto.
2601 (sse5_pcom_tf<mode>3): Ditto.
2603 * config/i386/predicates.md (sse5_comparison_float_operator):
2604 New predicate to match the comparison operators supported by
2605 the SSE5 com instruction.
2606 (ix86_comparison_int_operator): New predicate to match just the
2607 signed int comparisons.
2608 (ix86_comparison_uns_operator): New predicate to match just the
2609 unsigned int comparisons.
2611 * doc/invoke.texi (-msse5): Add documentation.
2612 (-mfused-madd): Ditto.
2614 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2616 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2618 (x86_64-*-*): Ditto.
2620 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2622 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2623 intrinisics for SSE5.
2625 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2628 * config/i386/mmintrin-common.h: New file, to contain common
2629 instructions between SSE4.1 and SSE5.
2631 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2632 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2633 (gen_regparm_prefix): Ditto.
2635 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2636 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2637 prototype_p to determine if a function is prototyped.
2639 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2641 * c-common.c (c_common_reswords) add the alignof keyword,
2642 with same RID as __alignof and __alignof__
2644 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2646 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2647 * hooks.c (hook_bool_const_int_const_int_true): New function.
2648 * target.h (struct gcc_target): Add can_eliminate field.
2649 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2650 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2651 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2652 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2653 (elim_table): Revise comment.
2654 * system.h (CAN_ELIMINATE): Poison.
2655 * defaults.h (CAN_ELIMINATE): Remove.
2656 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2658 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2659 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2661 (alpha_vms_can_eliminate): Declare as static, change return type to
2663 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2665 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2666 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2667 (arm_can_eliminate): New function.
2669 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2670 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2671 (avr_can_eliminate): Declare as static.
2672 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2674 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2675 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2676 (bfin_can_eliminate): New function.
2678 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2679 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2680 (crx_can_eliminate): New function.
2682 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2683 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2684 (fr30_can_eliminate): New function.
2686 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2687 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2688 (frv_can_eliminate): New function.
2690 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2691 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2692 (h8300_can_eliminate): New function.
2694 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2695 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2696 (i386_can_eliminate): Declare as static, change return type to bool.
2697 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2699 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2700 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2701 (ia64_can_eliminate): New function.
2703 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2704 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2705 (iq2000_can_eliminate): New function.
2707 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2708 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2709 (m32r_can_eliminate): New function.
2711 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2712 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2713 (m68hc11_can_eliminate): New function.
2715 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2716 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2717 (m68k_can_eliminate): New function.
2719 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2720 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2721 (mep_can_eliminate): New function.
2723 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2724 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2725 (mips_can_eliminate): New function.
2727 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2728 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2729 (rs6000_can_eliminate): New function.
2731 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2732 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2733 (s390_can_eliminate): Declare as static.
2734 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2736 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2737 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2738 (score_can_eliminate): New function.
2740 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2741 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2742 (sparc_can_eliminate): Declare as static.
2743 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2745 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2746 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2747 (xstormy16_can_eliminate): New function.
2749 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2750 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2751 (v850_can_eliminate): New function.
2753 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2755 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2756 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2757 (*movdfcc_ext[1234]): Disable for IEEE mode.
2759 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2761 * gimplify.c (prepare_gimple_addressable): New static function.
2762 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2764 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2765 manually fiddling with it.
2767 2009-08-25 Michael Matz <matz@suse.de>
2769 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2770 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2772 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2773 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2774 (do_jump): Split out code for simple binary comparisons into ...
2775 (do_jump_1): ... this, taking the individual operands and code.
2776 Change callers to helper function above accordingly.
2777 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2780 2009-08-25 Michael Matz <matz@suse.de>
2782 * expr.h (struct separate_ops, sepops): New type for passing
2783 around an exploded simple expression.
2784 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2785 Use this structure instead of expression tree.
2786 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2787 expression, only its type.
2788 (expand_vec_cond_expr): Take type and individual operands instead
2790 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2791 expand_vec_shift_expr): Change prototype accordingly.
2792 * tree-vect-stmts.c (vectorizable_condition): Change call of
2793 expand_vec_cond_expr_p to pass only type.
2794 * expr.c (do_store_flags): Change prototype and implementation
2795 to take an exploded expression.
2796 (expand_expr_real_1): New local ops initialized with details
2797 of the full expression. Use it instead of full
2798 expression in calls to do_store_flags, expand_vec_cond_expr,
2799 expand_widen_pattern_expr and expand_vec_shift_expr.
2801 2009-08-25 Michael Matz <matz@suse.de>
2803 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2804 treeop2 initialized with first three operands of the full expression.
2805 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2807 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2809 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2810 (__gthread_objc_condition_allocate): Mark arguments as unused.
2811 (__gthread_objc_condition_deallocate): Likewise.
2812 (__gthread_objc_condition_wait): Likewise.
2813 (__gthread_objc_condition_broadcast): Likewise.
2814 (__gthread_objc_condition_signal): Likewise.
2815 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2816 (__gthread_objc_thread_id): Likewise.
2818 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2821 * tree-pretty-print.c (print_call_name): Print the correct call name
2822 for procedure pointer components.
2824 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2826 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2827 default_promote_function_mode when not VMS.
2829 2009-08-24 Olivier Hainque <hainque@adacore.com>
2831 * convert.c (convert_to_integer): Don't assume an input pointer is
2832 POINTER_SIZE wide. Fetch from the type instead.
2834 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2836 * configure.ac (AC_PREREQ): Bump to 2.64.
2838 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2840 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2841 (process_command): Don't search standard_exec_prefix_1 and
2842 standard_exec_prefix_2.
2844 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2846 * config/arm/arm.c (output_return_instruction): Handle for
2849 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2851 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2853 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2855 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2856 (*arm_movdf_vfp): Likewise.
2858 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2860 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2861 (vashr<mode>3): Rename from ashr<mode>3.
2862 (vlshr<mode>3): Rename from lshr<mode>3.
2864 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2867 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2868 (check_format_info_main): Use scalar_identify_flag.
2869 (check_format_types): Check for scalar size identity if
2870 scalar_identify_flag is set.
2871 (printf_length_specs): Extend by new field.
2872 (asm_fprintf_length_specs): Likewise.
2873 (gcc_diag_length_specs): Likewise.
2874 (scanf_length_specs): Likewise.
2875 (strfmon_length_specs): Likewise.
2876 (gcc_gfc_length_specs): Likewise.
2877 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2878 (ms_printf_flag_specs): Likewise.
2879 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2881 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2884 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2885 (*call_value_pop_1): Ditto.
2886 (*sibcall_pop_1): New insn pattern.
2887 (*sibcall_value_pop_1): Ditto.
2889 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2892 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2895 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2898 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2899 (get_reg_use_in): New function.
2900 (forward_propagate_subreg): Propagate through subreg of zero_extend
2903 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2905 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2906 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2908 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2910 * configure.ac: Remove --with-datarootdir, --with-docdir,
2911 --with-htmldir switches. No need to call AC_SUBST for
2912 datarootdir, docdir, htmldir any more.
2913 * configure: Regenerate.
2914 * doc/install.texi (Configuration): Document --datarootdir,
2915 --docdir, --htmldir, --pdfdir; update documentation for
2916 --infodir, --mandir.
2917 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2920 * aclocal.m4: Regenerate.
2921 * config.in: Regenerate.
2922 * configure: Regenerate.
2924 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2925 Olivier Hainque <hainque@adacore.com>
2927 * config/ia64/ia64.c: Include libfuncs.h.
2928 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2929 (ia64_expand_call): Use reg 25 on VMS.
2930 (ia64_initialize_trampoline): Fix for VMS ABI.
2931 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2932 (ia64_function_arg): Initialize reg 25 on VMS.
2933 Fix OpenVMS ABI issues for varargs.
2934 For OpenVMS, emit the Argument Information register set in the
2935 incoming/sibcall case as well.
2936 (ia64_arg_type): New function.
2937 (ia64_function_arg_advance): Keep track of cum->words.
2938 Fix OpenVMS ABI issues for varargs.
2939 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2940 (ia64_override_options): Set flag_no_common on VMS.
2941 (ia64_init_builtins): Disable FWRITE builtin.
2942 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2943 (ia64_vms_init_libfuncs): Add decc$ routines.
2944 (ia64_vms_valid_pointer_mode): New function.
2945 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2946 (ia64_promote_function_mode): New function
2947 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2948 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2949 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2950 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2951 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2952 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2953 Suppress trailing '#' if VALUE is numeric.
2954 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2955 ia64_promote_function_mode.
2956 (TARGET_VALID_POINTER_MODE): Define.
2958 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2961 * config/rs6000/rs6000.c (rs6000_override_options): Use
2962 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2965 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2966 reporting of vector + decimal/boolean/complex error.
2968 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2970 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2971 __vector double TYPE_DECL.
2973 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2975 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2976 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2977 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2978 to pointer to enum machine_mode. Update all callers as needed.
2980 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2982 * config/alpha/alpha.md (exception_receiver): Emit alternative
2983 GP load sequence if flag_reorder_blocks_and_partition is set.
2984 (*exception_receiver_2): Also enable when
2985 flag_reorder_blocks_and_partition is set.
2987 2009-08-20 Matt Rice <ratmice@gmail.com>
2988 Diego Novillo <dnovillo@google.com>
2990 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2993 2009-08-20 Richard Guenther <rguenther@suse.de>
2995 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2996 * c-tree.h (c_dup_lang_specific_decl): Remove.
2997 (struct lang_decl, struct lang_type): Move definitions ...
2998 * c-lang.h: ... here. New file.
2999 * c-decl.c: Include c-lang.h.
3000 (c_dup_lang_specific_decl): Remove.
3001 * c-typeck.c: Include c-lang.h.
3002 * Makefile.in (c-decl.o): Add c-lang.h dependency.
3003 (c-typeck.o): Likewise.
3004 * c-config-lang.in (gtfiles): Add c-lang.h.
3005 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
3008 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
3010 * config/alpha/alpha.c (alpha_end_function): Do not clear
3011 crtl->emit structure and free insn locators if cfun->is_thunk is true,
3012 this is now handled in generic code.
3014 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3016 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
3017 (s390_z10_fix_long_loop_prediction): New function.
3018 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
3019 (s390_reorg): Walk over the INSNs and invoke
3020 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
3022 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3024 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
3025 "*brx_64bit", "*brx_31bit"): New patterns.
3026 * config/s390/s390.c ('E'): New output modifier.
3028 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3029 Richard Earnshaw <richard.earnshaw@arm.com>
3031 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
3032 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
3034 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3036 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
3038 * pa.c (emit_move_sequence): Check if address of operand1 is valid
3039 for mode mode of operand0 when doing secondary reload for SAR.
3041 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3044 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
3045 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
3047 2009-08-19 Jason Merrill <jason@redhat.com>
3049 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
3050 supported template depth in C++0x.
3052 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3054 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
3055 free_after_compilation.
3056 * config/score/score7.c (score7_output_mi_thunk): Likewise.
3057 * config/score/score3.c (score3_output_mi_thunk): Likewise.
3058 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3059 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3060 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3061 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3062 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3064 2009-08-19 Ian Lance Taylor <iant@google.com>
3066 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
3067 of (plus (mult (neg B) C) A).
3069 2009-08-18 Michael Matz <matz@suse.de>
3071 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
3072 instead of comparing TYPE_MAIN_VARIANT for equality.
3073 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
3074 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
3075 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
3076 * gimplify.c (goa_lhs_expr_p): Ditto and use
3077 STRIP_USELESS_TYPE_CONVERSION.
3079 2009-08-18 Michael Matz <matz@suse.de>
3081 * tree-ssa-structalias.c (create_variable_info_for): Also mark
3082 first field in a struct.
3083 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
3085 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3087 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3088 locators before emit_insn is called. Remove assert that
3090 (alpha_end_function): Clear crtl->emit structure and free insn
3091 locators if cfun->is_thunk is true.
3093 2009-08-18 Jason Merrill <jason@redhat.com>
3095 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3097 * configure.ac: Test for it.
3098 * configure, config.in: Regenerate.
3099 * doc/install.texi: Document --enable-gnu-unique-object.
3101 2009-08-18 Richard Guenther <rguenther@suse.de>
3104 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
3105 pow(x,y*z) only if x is nonnegative.
3107 2009-08-18 Jakub Jelinek <jakub@redhat.com>
3109 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
3113 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
3114 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
3116 2009-08-17 DJ Delorie <dj@redhat.com>
3118 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
3119 * config/m32c/prologue.md (epilogue_freit): New.
3121 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
3122 (bank_switch_p): Likewise.
3123 (fast_interrupt_p): Likewise.
3124 (interrupt_p): Likewise.
3125 (m32c_conditional_register_usage): Round memregs size up.
3126 (need_to_save): We only need to save $a0 when we use ENTER.
3127 (interrupt_p): Check for fast_interrupt too.
3128 (bank_switch_p): New.
3129 (fast_interrupt_p): New.
3130 (m32c_attribute_table): Add bank_switch and fast_interrupt.
3131 (m32c_emit_prolog): Support bank switching and fast interrupts.
3132 * doc/extend.texi (Function Attributes): Add bank_switch and
3135 2009-08-17 Douglas B Rupp <rupp@gnat.com>
3137 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
3138 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
3140 2009-08-16 Douglas B Rupp <rupp@gnat.com>
3142 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
3143 (menu): Add IA-64/VMS Options.
3144 (IA-64/VMS Options): Likewise.
3146 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3149 * config/mips/mips.md (*lwxs): Use :P for pointer values.
3151 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3153 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
3154 (mips_pop_asm_switch): Likewise.
3155 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
3157 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3158 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
3159 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
3160 (mips_print_operand_punctuation): Use them. Check mips_noreorder
3161 instead of set_noreorder.
3162 (mips_output_function_prologue): Use the new functions.
3163 (mips_output_function_epilogue): Likewise.
3164 (mips_need_noat_wrapper_p): New function, split out from...
3165 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
3166 Use mips_push_asm_switch and mips_pop_asm_switch.
3167 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
3168 and mips_pop_asm_switch.
3169 (ASM_OUTPUT_REG_POP): Likewise.
3170 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
3171 Use mips_pop_asm_switch.
3172 (mips_asm_switch): New structure.
3173 (set_noreorder, set_nomacro): Replace with...
3174 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3175 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
3176 instead of set_nomacro.
3177 (fix_truncsfsi2_macro): Likewise.
3178 (cprestore): Likewise.
3179 (hazard): Use mips_noreorder instead of set_noreorder.
3180 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3182 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
3184 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
3185 from prev_active_insn.
3187 2009-08-16 Anatoly Sokolov <aesok@post.ru>
3189 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
3190 * config/avr/avr.c (avr_override_options): Initialize
3191 avr_current_arch variable.
3192 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
3193 __AVR_HAVE_16BIT_SP__ according to the device type.
3194 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
3196 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
3197 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
3199 2009-08-16 Dodji Seketeli <dodji@redhat.com>
3202 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
3203 generating inlined subroutine die only. We shouldn't be
3204 called for anything else.
3205 (gen_block_die): Don't generate inline subroutine debug info for
3208 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3210 * graphite-poly.c (print_pbb): Print PBB index.
3212 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3215 * graphite-interchange.c (ppl_max_for_le): Moved...
3216 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3217 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
3218 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3219 * graphite-ppl.h (ppl_max_for_le): Declared.
3221 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
3223 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
3224 supported on all platforms.
3225 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
3226 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
3227 * c-pragma.c: Likewise.
3228 * target-def.h (TARGET_INITIALIZER): Remove
3229 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3230 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3232 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3234 * config/ia64/fde-vms.c: New file.
3235 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
3236 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
3237 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
3238 (uw_frame_state_for): Only register a personality routine if it is
3239 known to be compatible with our expectations.
3240 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
3241 Declare unw_table_entry stack variable and
3242 mod all calls to _Unwind_FindTableEntry to add arg.
3243 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
3244 (_Unwind_FindTableEntry): Add arg to prototype.
3246 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
3248 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
3249 field 'signal_pfs_loc'.
3250 (uw_frame_state_for): Remove duplicate code dealing with leaf
3251 procedures without unwind info.
3252 If in the frame after unwinding through a signal handler, restore
3253 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
3254 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
3255 'pfs_loc' to the AR.PFS location in the signal context; instead
3256 set 'signal_pfs_loc'.
3257 Manually generate the unwind info for the AR.PFS register.
3258 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
3259 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
3260 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
3261 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
3262 instead set 'signal_pfs_loc'.
3263 Remove code preventing the AR.PFS register from being restored
3264 from the signal context.
3266 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3267 Tristan Gingold <gingold@adacore.com>
3269 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
3270 * config/ia64/t-vms: New file.
3271 * config/ia64/vms64.h: New file.
3272 * config/ia64/vms.h: New file.
3273 * config/ia64/vms-crtinit.asm: New file.
3274 * config/ia64/vms_symvec_libgcc_s.opt: New file.
3275 * config/ia64/vms-unwind.h: New file.
3277 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3279 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
3282 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3285 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
3287 * real.h (do_mpc_arg2): ... here.
3288 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3291 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3293 * final.c (add_debug_prefix_map): Don't use GC memory for
3294 old_prefix and new_prefix.
3296 2009-08-14 Richard Guenther <rguenther@suse.de>
3298 * ipa-prop.c (compute_complex_pass_through): If we cannot
3299 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3301 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3303 * c-lex.c (c_lex_with_flags): Increase size of local variable
3304 to avoid memory clobber.
3306 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3309 * config/i386/i386.c (ix86_fp_comparison_strategy):
3310 Only enable/disable sahf at function granularity.
3312 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3314 PR rtl-optimization/41064
3315 * reload1.c (reload_as_needed): Don't call extract_insn
3316 for known invalid replacements after calling
3317 validate_replace_rtx_group and verify_changes.
3319 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3322 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3323 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3324 ix86_expand_fp_vcond.
3325 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3326 Assert that operation is supported by ix86_expand_int_vcond.
3327 (vcondu<SSEMODE124C8:mode>): Ditto.
3329 2009-08-13 DJ Delorie <dj@redhat.com>
3331 * config/i386/djgpp-stdint.h: New.
3332 * config.gcc (djgpp): Use it.
3334 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3336 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3337 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3339 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3341 * tree-ssa-loop-prefetch.c
3342 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3343 for long-stride pruning.
3344 (compute_miss_rate): New function to compute the probability
3345 that two memory references access different cache lines.
3347 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3349 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3351 2009-08-13 Richard Guenther <rguenther@suse.de>
3354 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3355 use the constant pointer type.
3356 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3357 of CV qualifiers on the target pointer type.
3358 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3359 conversion check before restrict check.
3361 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3364 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3366 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3368 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3370 2009-08-12 Richard Guenther <rguenther@suse.de>
3372 PR tree-optimization/41011
3373 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3374 and reference constructing.
3376 2009-08-12 Xinliang David Li <davidxl@google.com>
3378 PR tree-optimization/41012
3379 * tree-flow.h : New external interface.
3380 * gimple-low.c (check_call_arg): Change to public function.
3381 Remove argument mismatch check in lowering.
3382 * tree-inline.h (tree_can_inline_p): Interface change.
3383 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3385 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3386 Call change to tree_can_inline_p function.
3387 (cgraph_decide_inlining_incrementally): Ditto.
3389 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3391 PR tree-optimization/41031
3392 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3393 on the partition variable rather than promote_mode on the source
3394 type. Assert that the partition variable's type has the same
3395 mode as the source value's.
3397 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3399 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3400 for for_return == 2.
3401 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3403 * calls.c (expand_call): Fix typo.
3404 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3406 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3408 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3409 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3410 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3411 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3413 2009-08-12 Andrew Haley <aph@redhat.com>
3415 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3417 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3420 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3422 2009-08-12 Richard Guenther <rguenther@suse.de>
3424 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3425 * gimplify.c (gimplify_modify_expr): Do not use
3426 lang_hooks.types_compatible_p.
3427 * tree-ssa.c (useless_type_conversion_p): For aggregates
3428 just return false if the canonical types differ.
3430 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3433 * sese.c (convert_for_phi_arg): New.
3434 (add_guard_exit_phis): Use convert_for_phi_arg.
3436 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3438 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3439 unknown subscript upper bounds.
3441 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3442 Pranav Garg <pranav.garg2107@gmail.com>
3444 * graphite-interchange.c (gather_access_strides): Removed.
3445 (ppl_max_for_le): New.
3446 (build_linearized_memory_access): New.
3447 (memory_stride_in_loop): New.
3448 (pbb_interchange_profitable_p): Reimplemented.
3449 * graphite-ppl.h (ppl_new_id_map): New.
3450 (ppl_interchange): New.
3452 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3454 * graphite-interchange.c (compute_subscript): Removed.
3455 (compute_array_size_cstr): Removed.
3456 (compute_array_size_poly): Removed.
3457 (compute_array_size): Removed.
3458 (gather_access_strides_poly): Removed.
3459 (gather_access_strides): Empty.
3461 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3463 * graphite-dependences.c (dependence_polyhedron_1): Replace
3464 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3465 (graphite_legal_transform_dr): Same.
3466 (graphite_carried_dependence_level_k): Same.
3467 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3468 Initialize PDR_NB_SUBSCRIPTS.
3469 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3471 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3472 (PDR_NB_SUBSCRIPTS): New.
3473 (pdr_nb_subscripts): Removed.
3474 (pdr_dim): Simplified.
3475 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3476 with PDR_NB_SUBSCRIPTS.
3478 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3480 * graphite-interchange.c (compute_array_size): Remove use of
3482 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3483 Do not initialize PDR_DATA_CONTAINER.
3484 (print_pdr): Do not print PDR_DATA_CONTAINER.
3485 * graphite-poly.h (struct poly_dr): Remove data_container field.
3486 (PDR_DATA_CONTAINER): Removed.
3487 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3489 (build_poly_dr): Same.
3491 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3492 Sebastian Pop <sebastian.pop@amd.com>
3494 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3495 copy of the dependence polyhedron. Free the temporary objects.
3496 (graphite_carried_dependence_level_k): Free unused objects before
3499 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3500 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3501 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3502 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3503 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3505 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3507 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3508 Early return without analyzing the data dependences if no
3509 transform has been done. Call restore_scattering if the transform
3511 (graphite-interchange.c): Same.
3512 * graphite-poly.c (print_scattering_function): Test for
3514 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3515 (apply_poly_transforms): Do not gcc_assert that
3516 the transform is legal.
3517 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3518 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3519 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3520 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3521 * graphite-poly.h (struct poly_scattering): New.
3522 (struct poly_bb): Add original, transformed, and saved fields.
3523 Remove transformed_scattering, original_scattering,
3524 nb_local_variables and nb_scattering_transform fields.
3525 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3526 (poly_scattering_new): New.
3527 (poly_scattering_free): New.
3528 (poly_scattering_copy): New.
3529 (store_scattering_pbb): New.
3530 (store_scattering): New.
3531 (restore_scattering_pbb): New.
3532 (restore_scattering): New.
3533 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3534 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3536 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3538 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3541 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3543 * Makefile.in (graphite.o): Depends on PREDICT_H.
3544 * graphite.c: Include predict.h.
3545 (graphite_finalize): Call tree_estimate_probability.
3546 * predict.c (predict_loops): Do not call scev_initialize and
3548 (tree_estimate_probability_bb): New.
3549 (tree_estimate_probability): Do not initialize loops: move that
3550 code to the driver. Call tree_estimate_probability_bb.
3551 (tree_estimate_probability_driver): New.
3552 (pass_profile): Use tree_estimate_probability_driver.
3553 * predict.h (tree_estimate_probability): Declared.
3555 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3557 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3558 * graphite-dependences.c (graphite_legal_transform): Add time to
3559 TV_GRAPHITE_DATA_DEPS.
3560 (dependency_between_pbbs_p): Same.
3561 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3563 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3565 PR rtl-optimization/41033
3566 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3567 aliasing is disabled.
3569 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3571 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3572 si_mask_operand, and_load_operand, low_bitmask_operand,
3573 and_reg_operand, and_operand): New predicates.
3574 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3575 * config/mips/mips.c (and_operands_ok): New function.
3576 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3577 * config/mips/mips.md (move_type): Add ext_ins and logical.
3578 (type): Handle them.
3579 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3580 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3581 shift_shift. Remove commutative constraint modifier.
3582 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3584 (*clear_upper32_dext): Remove define_insn_and_split.
3585 (*clear_upper32): Turn this define_insn_and_split ...
3586 (splitter for ANDing register with 0xffff_ffff): .. into this.
3588 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3590 * combine.c (try_widen_shift_mode): Factor out code to check if an
3591 integer constant is a low-order bitmask from here ...
3592 * rtlanal.c (low_bitmask_len): ... to here.
3593 * rtl.h (low_bitmask_len): Declare.
3595 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3598 * config/alpha/alpha.md (addsi3): Remove expander.
3599 (addsi3): Rename from *addsi3_internal insn pattern.
3600 (subsi3): Remove expander.
3601 (subsi3): Rename from *subsi3_internal insn pattern.
3603 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3605 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3608 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3609 Eric Botcazou <botcazou@adacore.com>
3610 Douglas B Rupp <rupp@gnat.com>
3612 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3613 that records that fit in 64 bits are returned by immediate value,
3614 as required by OpenVMS Calling Standard.
3615 (function_value): Adjust for above modification.
3616 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3617 virtual_incoming_args_rtx as base object, not next_arg.
3618 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3620 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3622 * reload.c (find_reloads_subreg_address): Check the original
3623 req_equiv_mem address to detect the case where an address is
3624 not valid in the outer mode.
3626 2009-08-11 Richard Guenther <rguenther@suse.de>
3629 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3631 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3633 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3634 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3636 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3637 Douglas B Rupp <rupp@gnat.com>
3639 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3640 PT_STACK when frame_pointer_needed on OpenVMS.
3641 (alpha_pv_save_size, alpha_using_fp): Remove.
3642 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3643 with proper processing for PT_NULL.
3644 (alpha_vms_initial_elimination_offset): New function. Support for
3645 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3646 (alpha_sa_size): Force procedure type to PT_STACK when
3647 frame_pointer_needed on OpenVMS.
3648 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3649 (alpha_using_fp): Likewise.
3650 (alpha_vms_can_eliminate): Add prototype.
3651 (alpha_vms_initial_elimination_offset): Likewise.
3652 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3653 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3655 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3656 Douglas B Rupp <rupp@gnat.com>
3658 * config/alpha/alpha.c (common_object_handler): New function.
3659 (vms_attribute_table): Declare a single attribute "common_object".
3660 (vms_output_aligned_decl_common): New global function.
3661 (SECTION_VMS_OVERLAY): Delete.
3662 (SECTION_VMS_GLOBAL): Likewise.
3663 (SECTION_VMS_INITIALIZE): Likewise.
3664 (vms_asm_named_section): Remove support for above flags.
3665 (vms_section_type_flags): Delete.
3666 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3667 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3668 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3669 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3671 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3674 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3675 (sub_ddmmss): Likewise.
3677 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3680 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3683 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3686 * reload1.c (reload_as_needed): Use cancel_changes to completely
3687 undo a failed replacement attempt.
3689 2009-08-10 Richard Guenther <rguenther@suse.de>
3692 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3693 (useless_type_conversion_p): ... here. Require pointer targets
3696 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3699 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3700 loose the original type of the statement list.
3702 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3704 * config/alpha/alpha.c: Include libfuncs.h
3705 (avms_asm_output_extern): New function.
3706 (alpha_init_libfuncs): Init some decc libfuncs.
3707 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3708 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3709 (DO_CRTL_NAMES): Define.
3711 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3712 (LONG_TYPE_SIZE): Define.
3713 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3714 (SUBTARGET_SWITCHES): Define malloc64 switch.
3715 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3716 (MASK_RETURN_ADDR): Define.
3717 doc/invoke.texi (mmalloc64): Document switch.
3719 2009-08-09 Olivier Hainque <hainque@adacore.com>
3720 Douglas B Rupp <rupp@gnat.com>
3722 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3723 uses_condition_handler.
3724 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3725 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3726 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3727 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3728 (code_for_builtin): New insn codes for the new alpha_builtins.
3729 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3730 (alpha_sa_size): Account for uses_condition_handler.
3731 (alpha_expand_prologue): Likewise.
3732 (alpha_start_function): Likewise.
3733 (alpha_expand_epilogue): Likewise.
3734 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3735 establish/revert expanders.
3736 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3737 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3738 New expander, resorting to the alpha.c associated function.
3739 (builtin_revert_vms_condition_handler): Likewise.
3740 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3741 __gcc_shell_handler, the static VMS condition handler used as
3742 an indirection wrapper to the current dynamically established
3744 * config/alpha/vms-unwind.h: Complete rewrite.
3745 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3746 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3748 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3749 Douglas B Rupp <rupp@gnat.com>
3751 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3752 (alpha_need_linkage): Handle aliases. Return function symbol.
3753 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3754 Use ultimate alias target for the linkage name.
3755 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3756 by alpha_need_linkage for the function symbol.
3757 (setmemdi): Likewise.
3759 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3761 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3762 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3763 (ASM_WEAKEN_LABEL): Define.
3764 (CRT_CALL_STATIC_FUNCTION): Define.
3765 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3766 (ENDFILE_SPEC): Define.
3767 (INIT_SECTION_ASM_OP): Define.
3768 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3769 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3771 (MULTILIB_OSDIRNAMES): Define.
3772 (shlib_version): Define.
3773 (SHLIB_EXT): Define.
3774 (SHLIB_OBJS): Define.
3775 (SHLIB_NAME): Define.
3776 (SHLIB_MULTILIB): Define.
3777 (SHLIB_INSTALL): Define.
3778 (SHLIB_SYMVEC): Define.
3779 (SHLIB_SYMVECX2): Define.
3780 (SHLIB_LINK): Define.
3782 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3784 * config/alpha/alpha.c (alpha_initialize_trampoline):
3785 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3786 (alpha_start_function): Emit transfer address on nested functions
3787 for VMS trampoline call.
3788 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3789 since no longer used.
3790 * config/alpha/vms-tramp.asm: Remove.
3791 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3792 since now only data initialized at runtime.
3794 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3796 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3797 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3798 (MD_EXEC_PREFIX): Remove, no longer used.
3799 (MD_STARTFILE_PREFIX): Likewise.
3800 (INCLUDE_DEFAULTS): Likewise.
3801 * config/alpha/t-vms:
3802 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3804 2009-08-09 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/41016
3807 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3808 (operand_precision): Remove.
3809 (integral_operand_p): Likewise.
3810 (recognize_single_bit_test): Adjust.
3812 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3814 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3815 operation overflows. Likewise non-cast unary arithmetic.
3816 If one arm of a conditional expression is always taken,
3817 inhibit evaluation warnings for the other arm. Likewise inhibit
3818 evaluation warnings for the second && or || operand if the first
3819 operand is enough to determine the result.
3820 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3822 (build_binary_op): Prevent duplicate evaluation warnings.
3824 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3826 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3827 and destination have different modes, Use promote_mode to
3828 determine the signedness of the conversion. Assert that the
3829 promoted source mode matches the destination mode. Don't pass
3830 the destination and destination mode to expand_expr if the source
3831 mode is different. Simplify conversion logic.
3833 2009-08-09 Ira Rosen <irar@il.ibm.com>
3835 PR tree-optimization/41008
3836 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3837 from condition only in case it's a comparison. Adjust checks.
3839 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3841 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3842 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3843 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3844 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3845 (dump_cand): Handle them.
3846 (struct iv_cand): New members COST_STEP and AINC_USE.
3847 (stmt_after_increment): Likewise.
3848 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3849 callers changed. Use gimple_uid comparison instead of scanning.
3850 (add_candidate_1): When looking for identical candidates, take
3851 AINC_USE into account. Set it for new candidates.
3852 (force_expr_to_var_cost): Cast target_spill_cost to int.
3853 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3854 All callers changed. Check for availability of autoinc addressing
3855 modes, both in general for a given mode, and in the specific use case.
3856 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3858 (get_computation_cost): Likewise.
3859 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3860 add_autoinc_candidates): New static functions.
3861 (add_candidate): Call add_autoinc_candidates for candidates based on
3863 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3864 (determine_use_iv_cost_address): If we have an autoinc candidate at
3865 the matching use, verify autoinc is possible and subtract the cost
3866 of the candidate's step from the cost.
3867 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3868 member of the candidate.
3869 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3870 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3872 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3874 * config.build (ia64-hp-*vms*): New target.
3875 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3877 * config.gcc (ia64-hp-*vms*): New target.
3878 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3880 * config.host (ia64-hp-*vms*): New target.
3881 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3884 2009-08-08 Richard Guenther <rguenther@suse.de>
3886 PR tree-optimization/40991
3887 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3889 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3891 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3892 mode check. Do truncations in an integer mode.
3893 (force_to_mode): Handle subregs for all mode types. Only do
3894 arithmetic simplifications on integer modes.
3896 2009-08-07 Richard Guenther <rguenther@suse.de>
3898 PR tree-optimization/40999
3899 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3900 (maybe_fold_reference): Lookup constant initializers.
3901 (fold_gimple_assign): Likewise.
3903 2009-08-07 Richard Guenther <rguenther@suse.de>
3905 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3906 that require structural equality defer to the langhook.
3908 2009-08-07 Martin Jambor <mjambor@suse.cz>
3910 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3912 (struct ipa_pass_through_data): New type.
3913 (struct ipa_ancestor_jf_data): New type.
3914 (union jump_func_value): Removed field formal_id, added fields
3915 pass_through and ancestor.
3916 (struct ipa_param_call_note): Changed type of formal_id to int from
3918 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3919 operations jump functions and ancestor jump functions.
3920 (compute_complex_pass_through): New function.
3921 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3922 reflect changes in the jump function strucutre.
3923 (update_jump_functions_after_inlining): Ignore complex pass-through
3924 and ancestor jump functions.
3925 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3926 polynomial pass-through with operation jump functions.
3928 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3930 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3931 fde->dw_fde_begin as begin label instead of hot/cold label.
3932 Use LLSDAC label instead of LLSDA for second section lsda.
3933 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3934 label instead of LLSDA if it is true.
3935 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3937 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3938 SECTION argument. Use it as index into crtl->eh.call_site_record
3940 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3941 use it to determine how to print table entries instead of using
3942 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3943 label instead of normal begin label as base.
3944 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3945 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3946 ensure no EH range spans between sections and that landing pads
3947 are always in the corresponding section.
3948 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3949 for crtl->eh.call_site_record being an array rather than scalar.
3950 (output_one_function_exception_table): New function, copied
3951 from output_function_exception_table. Adjust
3952 dw2_size_of_call_site_table, dw2_output_call_site_table
3953 callers. For SECOND section use *C suffixed labels.
3954 (output_function_exception_table): Call
3955 output_one_function_exception_table and, when doing hot/cold
3956 partitioning, also another time for the second section.
3957 * opts.c: Include except.h.
3958 (decode_options): Allow -freorder-blocks-and-partition with
3959 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3960 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3961 * function.h (struct rtl_eh): Change call_site_record from
3962 scalar into array of 2 elements.
3964 2009-08-07 Martin Jambor <mjambor@suse.cz>
3966 * ipa-prop.c (count_formal_params_1): New function.
3967 (ipa_get_vector_of_formal_parms): New function.
3968 (get_vector_of_formal_parm_types): New function.
3969 (ipa_modify_formal_parameters): New function.
3970 (ipa_modify_call_arguments): New function.
3971 (index_in_adjustments_multiple_times_p): New function.
3972 (ipa_combine_adjustments): New function.
3973 (ipa_dump_param_adjustments): New function.
3974 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3975 (ipa_get_vector_of_formal_parms): Declare.
3976 (ipa_modify_formal_parameters): Declare.
3977 (ipa_modify_call_arguments): Declare.
3978 (ipa_combine_adjustments): Declare.
3979 (ipa_dump_param_adjustments): Declare.
3980 (build_ref_for_offset): Declare.
3981 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3982 * tree-sra.c: Include ipa-prop.c.
3983 (build_ref_for_offset): Make public.
3985 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3987 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3989 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3991 * gcc/doc/extend.texi (__builtin_extract_return_address)
3992 (__builtin_frob_return_address): Document.
3994 2009-08-06 Paul Brook <paul@codesourcery.com>
3996 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3997 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3998 implementation on ARMv6-M.
4000 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4002 * doc/extend.texi (pcs): Document new attribute for ARM.
4004 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4006 * arm.c (pcs_attribute_args): Comment out unsupported attribute
4009 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4011 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
4014 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4016 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
4018 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4020 Merge ARM/hard_vfp_branch to trunk.
4022 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
4024 * arm.c (libcall_eq): New function.
4025 (libcall_hash): New function.
4026 (add_libcall): New function.
4027 (arm_libcall_uses_aapcs_base): New function.
4028 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
4029 libcalls using the base PCS.
4030 (arm_init_cumulative_args): Likewise.
4032 2009-07-20 Joseph Myers <joseph@codesourcery.com>
4034 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
4035 Use base ABI for conversion libfuncs between HFmode and SFmode.
4037 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4039 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
4040 V4SImode as representatives of all 64-bit and 128-bit vector
4041 types. Allow vector types without vector modes.
4042 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
4043 without vector modes like BLKmode.
4044 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
4045 BLKmode. Avoid unsupported vector modes or TImode moves for
4047 (aapcs_vfp_allocate_return_reg): Likewise.
4048 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
4049 V8QImode if TARGET_NEON || TARGET_IWMMXT.
4051 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4053 * config/arm/arm.c (arm_handle_pcs_attribute): New.
4054 (arm_get_pcs_model): Pass attribute arguments to
4055 arm_pcs_from_attribute.
4056 (arm_init_cumulative_args): Use base AAPCS for conversions from
4057 floating-point types to DImode.
4058 (arm_attribute_table): Add pcs attribute.
4059 (arm_handle_pcs_attribute): New.
4060 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
4061 conversions from floating-point types to DImode, also declare them
4062 to use base AAPCS and declare functions they call to use base
4063 AAPCS and their RTABI names.
4065 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4067 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
4068 -mfloat-abi=hard not being supported for VFP.
4070 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
4072 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
4073 SYMBOL_REF to hard_libcall_value.
4075 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4076 Richard Earnshaw <rearnsha@arm.com>
4078 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
4079 has been put on the stack, all remaining co-processory arguments for
4080 that co-processor also go on the stack.
4082 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4084 * config/arm/arm.c (arm_return_in_memory): Handle returning
4085 vectors of suitable size in registers also for AAPCS case.
4087 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
4089 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
4091 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
4093 ARM Hard-VFP calling convention
4094 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
4095 * target.h (gcc_target): Add libcall_value to table of call hooks.
4096 * targhooks.h (default_libcall_value): Default implementation.
4097 * targhooks.c (default_libcall_value): Likewise.
4098 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
4099 * optabs.c (expand_unop): Use it.
4100 * expr.h (hard_libcall_value): Pass the function RTX through.
4101 * calls.c (emit_library_call_value_1): Update call to
4103 * explow.c (hard_libcall_value): Use new target hook.
4104 * testsuite/lib/target-supports.exp
4105 (check_effective_target_arm_hard_vfp_ok): New hook.
4106 (check_effective_target_arm_neon_ok): Improve test for neon
4108 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
4109 * config/arm/arm.c: Include cgraph.h
4110 (TARGET_FUNCTION_VALUE): Override default hook.
4111 (arm_pcs_default): New variable.
4112 (arm_override_options): Don't fault hard calling convention with VFP.
4113 Add support for AAPCS variants.
4114 (arm_function_value): Make static. Handle AAPCS variants.
4115 (arm_libcall_value): New function.
4116 (arm_apply_result_size): Handle VFP registers in results.
4117 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
4119 (pcs_attribute_args): New variable.
4120 (arm_pcs_from_attribute): New function.
4121 (arm_get_pcs_model): New function.
4122 (aapcs_vfp_cum_init): New function.
4123 (aapcs_vfp_sub_candidate): New function.
4124 (aapcs_vfp_is_return_candidate): New function.
4125 (aapcs_vfp_is_call_candidate): New function.
4126 (aapcs_vfp_allocate): New function.
4127 (aapcs_vfp_allocate_return_reg): New function.
4128 (aapcs_vfp_advance): New function.
4129 (aapcs_cp_arg_layout): New variable.
4130 (aapcs_select_call_coproc): New function.
4131 (aapcs_select_return_coproc): New function.
4132 (aapcs_allocate_return_reg): New function.
4133 (aapcs_libcall_value): New function.
4134 (aapcs_layout_arg): New function.
4135 (arm_init_cumulative_args): Initialize AAPCS args data.
4136 (arm_function_arg): Handle AAPCS variants using new interface.
4137 (arm_arg_parital_bytes): Likewise.
4138 (arm_function_arg_advance): New function.
4139 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
4140 calling conventions.
4141 (arm_setup_incoming_varargs): Handle new AAPCS args data.
4142 * arm.h (NUM_VFP_ARG_REGS): Define.
4143 (LIBCALL_VALUE): Update.
4144 (FUNCTION_VALUE): Delete.
4145 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
4146 (arm_pcs): New enum.
4147 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
4148 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
4149 (FUNCTION_ARG_REGNO_P): Add VFP regs.
4150 * arm-protos.h (arm_function_arg_advance): Add.
4151 (aapcs_libcall_value): Add.
4152 (arm_function_value): Delete.
4154 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
4155 H.J. Lu <hongjiu.lu@intel.com>
4158 * config/i386/i386.c (standard_sse_mode_p): Remove.
4159 (standard_sse_constant_p): Return 2 for integer mode
4160 vector_all_ones_operand when SSE2 is enabled.
4161 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
4162 (ix86_expand_vector_move): Do not check for negative values from
4163 standard_sse_constant_p.
4165 2009-08-06 Richard Guenther <rguenther@suse.de>
4167 * tree-ssa.c (useless_type_conversion_p_1): Make function and
4168 array type comparisons frontend independent.
4169 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
4170 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
4171 out array reference lower bound and element size operands.
4172 (ao_ref_init_from_vn_reference): Properly compute the offset
4173 for ARRAY_RANGE_REF.
4174 (vn_reference_fold_indirect): Fill out array reference lower
4175 bound and element size operands.
4176 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
4177 a non gimple valued reference operand which can happen for
4178 array reference lower bound or element size.
4179 (create_component_ref_by_pieces_1): Properly generate the
4180 element size operand for array references.
4182 2009-08-06 Richard Guenther <rguenther@suse.de>
4184 PR tree-optimization/40964
4185 * tree.c (iterative_hash_host_wide_int): Export.
4186 * tree.h (iterative_hash_host_wide_int): Declare.
4187 * tree-ssa-structalias.c (heapvar_map): New struct.
4188 (heapvar_map_eq): New function.
4189 (heapvar_map_hash): Likewise.
4190 (heapvar_lookup): Adjust.
4191 (heapvar_insert): Likewise.
4192 (make_constraint_from_heapvar): Allow multiple heap variables
4193 per decl at different offsets.
4194 (init_alias_heapvars): Adjust.
4196 2009-08-04 David Daney <ddaney@caviumnetworks.com>
4198 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
4199 * mips_output_sync_loop (mips_output_sync_loop): Only emit
4200 trailing sync if TARGET_SYNC_AFTER_SC.
4202 2009-08-05 David Daney <ddaney@caviumnetworks.com>
4204 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
4205 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
4206 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
4207 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
4208 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4209 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4210 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4211 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
4212 test_and_set_12): Rewrite calls to mips_output_sync_loop.
4213 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
4214 the prototype declaration match the definition.
4215 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
4216 instructions explicitly. Add barrier_before and operands
4218 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
4219 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
4220 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
4221 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4222 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
4223 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
4225 2009-08-05 Andrew Pinski <pinskia@gmail.com>
4227 * tree-ssa-alias.c: Fix intervals to use [) syntax.
4229 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
4230 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4233 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
4236 2009-08-05 Jakub Jelinek <jakub@redhat.com>
4238 PR rtl-optimization/40924
4239 * dse.c (canon_address): Before calling cselib_expand_value_rtx
4240 make sure canon_rtx (mem_address) isn't simpler than
4241 canon_rtx (expanded_mem_address).
4243 2009-08-05 Li Feng <nemokingdom@gmail.com>
4245 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
4247 (build_scop_drs): Build alias set for each SCoP.
4249 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
4251 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
4252 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
4253 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
4254 (MIPS_ARCH_FLOAT_SPEC): Likewise.
4255 (BASE_DRIVER_SELF_SPECS): Likewise.
4257 2009-08-04 Andrew Pinski <pinskia@gmail.com>
4259 * tree-ssa-alias.c: Fix some comment typos.
4261 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
4263 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
4264 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
4266 2009-08-03 Janis Johnson <janis187@us.ibm.com>
4269 * simplify-rtx.c (simplify_binary_operation_1): Disable
4270 simplifications for decimal float operations.
4272 2009-08-03 Jakub Jelinek <jakub@redhat.com>
4275 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
4276 operand of INDIRECT_REF.
4278 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
4280 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
4281 constants referencing TLS symbols.
4283 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4285 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
4286 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
4288 2009-08-03 Richard Guenther <rguenther@suse.de>
4290 * tree.c (make_vector_type): Build a main variant first,
4291 get the canonical one and then build the variant.
4292 * tree-ssa.c (useless_type_conversion_p_1): Handle
4294 (useless_type_conversion_p): Conversions to pointers to
4295 incomplete record types are useless.
4297 2009-08-03 Richard Guenther <rguenther@suse.de>
4299 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4300 file will be created.
4301 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4302 * toplev.c (compile_file): Adjust comment.
4304 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4306 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4307 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4308 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4309 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4310 (sh_promote_function_mode): Fix typo.
4312 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4314 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4316 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4318 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4319 declaration arguments.
4321 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4323 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4324 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4325 (ix86_split_ashl): Ditto.
4326 (ix86_expand_vector_init_one_nonzero): Ditto.
4327 (ix86_expand_vector_set): Ditto.
4328 (ix86_expand_reduc_v4sf): Ditto.
4330 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4332 * explow.c (promote_function_mode): Remove assert.
4333 * config/sh/sh.c (sh_promote_function_mode): Declare.
4335 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4337 * config/pa/pa.c (pa_promote_function_mode): Declare.
4338 Change to static. Fix promote_mode call.
4340 * gthr-dce.h (CONST_CAST2): Define if not defined.
4341 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4343 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4345 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4347 * expr.c (store_constructor): Use promote_decl_mode. Remove
4348 now write-only variable unsignedp.
4349 (expand_expr_real_1): Use promote_decl_mode.
4350 * expr.h (promote_function_mode, promote_decl_mode): New.
4351 (promote_mode): Remove last argument.
4352 * function.c (assign_temp): Drop last argument of promote_mode.
4353 (assign_parm_find_data_types): Use promote_function_mode.
4354 (assign_parm_setup_reg): Likewise.
4355 (expand_function_end): Use promote_function_mode.
4356 * calls.c (initialize_argument_information): Use promote_function_mode.
4357 (precompute_arguments): Use promote_mode instead of checking if
4358 only PROMOTE_FUNCTION_MODE is defined.
4359 (expand_call): When making sibcall decisions, use promote_function_mode.
4360 Below, remove an if for targetm.calls.promote_function_return and
4361 and use promote_function_mode.
4362 (emit_library_call_value_1): Use promote_function_mode, fix bug
4363 where promote_mode was passed FOR_CALL == 0 for a return value in an
4365 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4366 * explow.c (promote_function_mode, promote_decl_mode): New.
4367 (promote_mode): Keep only the FOR_CALL == 0 case.
4368 * combine.c (setup_incoming_promotion): Remove test of
4369 promote_function_args. Use promote_function_mode.
4370 * stmt.c (expand_value_return): Use promote_decl_mode.
4371 (expand_decl): Use promote_decl_mode.
4373 * expr.c (store_constructor): Use promote_decl_mode. Remove
4374 now write-only variable unsignedp.
4375 (expand_expr_real_1): Use promote_decl_mode.
4376 * expr.h (promote_function_mode, promote_decl_mode): New.
4377 (promote_mode): Remove last argument.
4378 * function.c (assign_temp): Drop last argument of promote_mode.
4379 (assign_parm_find_data_types): Use promote_function_mode.
4380 (assign_parm_setup_reg): Likewise.
4381 (expand_function_end): Use promote_function_mode.
4382 * calls.c (initialize_argument_information): Use promote_function_mode.
4383 (precompute_arguments): Use promote_mode instead of checking if
4384 only PROMOTE_FUNCTION_MODE is defined.
4385 (expand_call): When making sibcall decisions, use promote_function_mode.
4386 Below, remove an if for targetm.calls.promote_function_return and
4387 and use promote_function_mode.
4388 (emit_library_call_value_1): Use promote_function_mode, fix bug
4389 where promote_mode was passed FOR_CALL == 0 for a return value in an
4391 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4392 * explow.c (promote_function_mode, promote_decl_mode): New.
4393 (promote_mode): Keep only the FOR_CALL == 0 case.
4394 * combine.c (setup_incoming_promotion): Remove test of
4395 promote_function_args. Use promote_function_mode.
4396 * stmt.c (expand_value_return): Use promote_decl_mode.
4397 (expand_decl): Use promote_decl_mode.
4399 * explow.c (promote_function_mode): Just call the target hook.
4400 * targhooks.c (default_promote_function_mode,
4401 default_promote_function_mode_always_promote): New.
4402 * targhooks.h (default_promote_function_mode,
4403 default_promote_function_mode_always_promote): Declare.
4404 * target.h (promote_function_args, promote_function_return): Remove.
4405 (promote_function_mode): New.
4406 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4407 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4408 (TARGET_PROMOTE_FUNCTION_MODE): New.
4409 (TARGET_CALLS): Adjust.
4410 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4411 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4413 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4414 * config/s390/s390.c (s390_promote_function_mode): ... here,
4415 with pointer handling.
4416 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4417 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4419 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4420 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4421 with pointer handling.
4422 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4423 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4425 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4426 * config/sh/sh.c (sh_promote_function_mode): New.
4427 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4428 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4430 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4431 * config/cris/cris.c (cris_promote_function_mode): ... here.
4432 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4433 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4435 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4436 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4437 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4438 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4440 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4441 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4442 complex type handling.
4443 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4444 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4446 * config/pa/pa.c (pa_promote_function_mode): New.
4447 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4448 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4450 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4451 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4452 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4453 * config/xtensa/xtensa.c: Likewise.
4454 * config/stormy16/stormy16.c: Likewise.
4455 * config/iq2000/iq2000.c: Likewise.
4456 * config/rs6000/rs6000.c: Likewise.
4457 * config/picochip/picochip.c: Likewise.
4458 * config/arc/arc.c: Likewise.
4459 * config/mcore/mcore.c: Likewise.
4460 * config/score/score.c: Likewise.
4461 * config/mips/mips.c: Likewise.
4462 * config/bfin/bfin.c: Likewise.
4463 * config/ia64/ia64.c: Likewise (disabled though).
4465 * config/frv/frv.h: Remove pointless remark.
4467 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4468 TARGET_PROMOTE_FUNCTION_ARGS,
4469 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4470 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4472 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4474 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4475 -floop-parallelize-all.
4476 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4477 flag_loop_parallelize_all.
4478 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4479 * graphite.c (graphite_transform_loops): Same.
4481 * graphite-poly.c (apply_poly_transforms): Same.
4483 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4485 PR tree-optimization/40914
4486 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4487 if set, then check the delta field of the PMF record.
4488 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4489 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4490 call is stored in the delta.
4492 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4494 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4496 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4498 * config/i386/bsd.h (ASM_BYTE): New define.
4499 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4500 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4501 .byte. Use fputs or putc instead of fprintf where appropriate.
4502 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4503 fputs or putc instead of fprintf where appropriate.
4504 * config/i386/i386elf.h: Ditto.
4505 * config/i386/sysv4.h: Ditto.
4507 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4508 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4509 (*tls_global_dynamic_64): Ditto.
4511 2009-07-31 Christian Bruel <christian.bruel@st.com>
4513 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4515 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4517 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4518 Remove dead code for MINUS.
4520 2009-07-31 Anthony Green <green@moxielogic.com>
4522 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4524 (moxie_expand_epilogue): Ditto for epilogue.
4525 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4527 (moxie_function_arg): Ditto.
4528 (moxie_pass_by_reference): Ditto.
4529 (moxie_arg_partial_bytes): Ditto.
4530 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4531 (FUNCTION_ARG_ADVANCE) Ditto.
4532 (REG_PARM_STACK_SPACE) Ditto.
4533 (FUNCTION_ARG_REGNO_P) Dito.
4535 * config.gcc: Add moxie linux config support.
4536 * gcc/config/moxie/uclinux.h: New file.
4538 2009-07-31 DJ Delorie <dj@redhat.com>
4540 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4541 (UNSPECV_SP_SWITCH_E): New.
4542 (sp_switch_1): Change to an unspec.
4543 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4545 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4546 reference the new stack's address
4548 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4550 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4551 graphite-clast-to-gimple.o, graphite-dependences.o,
4552 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4553 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4554 (graphite-blocking.o,
4555 graphite-clast-to-gimple.o, graphite-dependences.o,
4556 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4557 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4558 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4559 * cfgloop.h (struct loop): Add can_be_parallel field.
4560 * common.opt (fgraphite-identity): Moved up.
4561 (fgraphite-force-parallel): New flag.
4562 * graphite.c: Rewrite.
4563 * graphite.h: Rewrite.
4564 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4566 * toplev.c (graphite_out_file): New file descriptor.
4567 (graphite_in_file): New.
4568 (process_options): flag_graphite_force_parallel cannot be used without
4570 * tree-ssa-loop.c: Include toplev.h.
4571 (gate_graphite_transforms): Enable flag_graphite for
4572 flag_graphite_force_parallel.
4574 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4576 * ChangeLog.graphite: New.
4577 * graphite-blocking.c: New.
4578 * graphite-clast-to-gimple.c: New.
4579 * graphite-clast-to-gimple.h: New.
4580 * graphite-dependences.c: New.
4581 * graphite-dependences.h: New.
4582 * graphite-interchange.c: New.
4583 * graphite-poly.c: New.
4584 * graphite-poly.h: New.
4585 * graphite-ppl.c: New.
4586 * graphite-ppl.h: New.
4587 * graphite-scop-detection.c: New.
4588 * graphite-scop-detection.h: New.
4589 * graphite-sese-to-poly.c: New.
4590 * graphite-sese-to-poly.h: New.
4594 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4596 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4597 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4599 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4601 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4602 (scev_is_linear_expression): Return false if the evolution is not
4603 affine multivariate.
4605 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4607 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4608 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4610 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4612 * tree-data-ref.c (debug_data_references): New.
4613 (debug_data_reference): New.
4614 * tree-data-ref.h (debug_data_references): Declared.
4615 (debug_data_reference): Declared.
4617 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4619 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4620 * tree-data-ref.h (scop_p): Removed.
4621 (struct data_reference): Remove field scop.
4623 (stmt_simple_memref_p): Removed.
4625 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4627 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4628 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4631 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4633 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4635 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4637 * doc/invoke.texi (-fgraphite-identity): Documented.
4639 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4641 * tree-scalar-evolution.c: Fix comment.
4642 (instantiate_scev_1): Return unknow from scev instantiation if the
4643 result is not above instantiate_below.
4645 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4647 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4648 static anymore. Instantiate the symbols that may have been introduced
4650 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4653 2009-07-30 DJ Delorie <dj@redhat.com>
4655 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4656 .vliw directive to VLIW sections.
4658 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4660 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4662 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4663 (AUTOHEADER): New variable.
4664 ($(srcdir)/cstamp-h.in): Use it.
4666 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4667 Pat Haugen <pthaugen@us.ibm.com>
4668 Revital Eres <ERES@il.ibm.com>
4670 * config/rs6000/vector.md (VEC_F): Add VSX support.
4674 (vector_load_<mode>): Ditto.
4675 (vector_store_<mode>): Ditto.
4676 (vector GPR move split): Ditto.
4677 (vec_reload_and_plus_<mptrsize>): Ditto.
4678 (vec_reload_and_reg_<mptrsize>): Ditto.
4679 (add<mode>3): Ditto.
4680 (sub<mode>3): Ditto.
4681 (mul<mode>3): Ditto.
4682 (neg<mode>2): Ditto.
4683 (abs<mode>2): Ditto.
4684 (smin<mode>3): Ditto.
4685 (smax<mode>3): Ditto.
4686 (vector_eq<mode>): Ditto.
4687 (vector_gt<mode>): Ditto.
4688 (vector_ge<mode>): Ditto.
4689 (vector_gtu<mode>): Ditto.
4690 (vector_select_<mode>_uns): Ditto.
4691 (vector_eq_<mode>_p): Ditto.
4692 (vector_gt_<mode>_p): Ditto.
4693 (vector_ge_<mode>_p): Ditto.
4694 (vector_gtu_<mode>_p): Ditto.
4695 (cr6_test_for_zero): Ditto.
4696 (cr6_test_for_zero_reverse): Ditto.
4697 (cr6_test_for_lt): Ditto.
4698 (cr6_test_for_lt_reverse): Ditto.
4699 (xor<mode>3): Ditto.
4700 (ior<mode>3): Ditto.
4701 (and<mode>3): Ditto.
4702 (one_cmpl<mode>2): Ditto.
4703 (nor<mode>2): Ditto.
4704 (andc<mode>2): Ditto.
4705 (float<VEC_int<mode>2): Ditto.
4706 (unsigned_float<VEC_int><mode>2): Ditto.
4707 (fix_trunc<mode><VEC_int>2): Ditto.
4708 (fixuns_trunc<mode><VEC_int>2): Ditto.
4710 (vec_set<mode>): Ditto.
4711 (vec_extract<mode>): Ditto.
4712 (vec_interleave_highv4sf): Ditto.
4713 (vec_interleave_lowv4sf): Ditto.
4714 (vec_realign_load_<mode>): Ditto.
4715 (vec_shl_<mode>): Ditto.
4716 (vec_shr_<mode>): Ditto.
4717 (div<mode>3): New patterns for VSX.
4718 (vec_interleave_highv2df): Ditto.
4719 (vec_interleave_lowv2df): Ditto.
4720 (vec_pack_trunc_v2df): Ditto.
4721 (vec_pack_sfix_trunc_v2df): Ditto.
4722 (vec_pack_ufix_trunc_v2df): Ditto.
4723 (vec_unpacks_hi_v4sf): Ditto.
4724 (vec_unpacks_lo_v4sf): Ditto.
4725 (vec_unpacks_float_hi_v4si): Ditto.
4726 (vec_unpacks_float_lo_v4si): Ditto.
4727 (vec_unpacku_float_hi_v4si): Ditto.
4728 (vec_unpacku_float_lo_v4si): Ditto.
4729 (movmisalign<mode>): Ditto.
4730 (vector_ceil<mode>2): New patterns for vectorizing math library.
4731 (vector_floor<mode>2): Ditto.
4732 (vector_btrunc<mode>2): Ditto.
4733 (vector_copysign<mode>3): Ditto.
4735 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4736 predicate for setting the high bit in each word, used for copysign.
4738 * config/rs6000/ppc-asm.h (f19): Whitespace.
4739 (f32-f63): Define if VSX.
4740 (v0-v31): Define if Altivec.
4741 (vs0-vs63): Define if VSX.
4743 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4745 * config/rs6000/power7.md: New file, provide tuning parameters for
4748 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4749 (rs6000_cpu_cpp_builtins): Ditto.
4750 (altivec_overloaded_builtins): Ditto.
4751 (altivec_resolve_overloaded_builtin): Ditto.
4753 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4754 debug switch to disable vectorizing simple math builtin
4757 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4758 Vectorize simple math builtin functions.
4759 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4760 hook to vectorize math builtins.
4761 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4762 (rs6000_builtin_conversion): Add VSX/power7 support.
4763 (rs6000_builtin_vec_perm): Ditto.
4764 (vsplits_constant): Add support for loading up a vector constant
4765 with just the high bit set in each part.
4766 (rs6000_expand_vector_init): Add VSX/power7 support.
4767 (rs6000_expand_vector_set): Ditto.
4768 (rs6000_expand_vector_extract): Ditto.
4769 (rs6000_emit_move): Ditto.
4770 (bdesc_3arg): Ditto.
4771 (bdesc_2arg): Ditto.
4772 (bdesc_1arg): Ditto.
4773 (rs6000_expand_ternop_builtin): Ditto.
4774 (altivec_expand_builtin): Ditto.
4775 (rs6000_expand_unop_builtin): Ditto.
4776 (rs6000_init_builtins): Ditto.
4777 (altivec_init_builtins): Ditto.
4778 (builtin_function_type): Ditto.
4779 (rs6000_common_init_builtins): Ditto.
4780 (rs6000_handle_altivec_attribute); Ditto.
4781 (rs6000_mangle_type): Ditto.
4782 (rs6000_vector_mode_supported_p): Ditto.
4783 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4786 * config/rs6000/vsx.md: New file for VSX support.
4788 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4789 identifing values with just the most significant bit set.
4790 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4791 vectorized builtins.
4793 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4794 (UNSPEC_VRFIM): Delete.
4795 (splitter for loading up vector with most significant bit): New
4796 splitter for vectorizing copysign.
4797 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4798 vectorizing simple math functions.
4799 (altivec_vrfip): Add support for vectorizing simple math functions.
4800 (altivec_vrfim): Ditto.
4801 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4803 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4804 (power7.md, vsx.md): Include for power7 support.
4805 (copysigndf3): Use VSX instructions if -mvsx.
4806 (negdf2_fpr): Ditto.
4807 (absdf2_fpr): Ditto.
4808 (nabsdf2_fpr): Ditto.
4809 (adddf3_fpr): Ditto.
4810 (subdf3_fpr): Ditto.
4811 (muldf3_fpr): Ditto.
4812 (divdf3_fpr): Ditto.
4813 (fix_truncdfdi2_fpr): Ditto.
4814 (cmpdf_internal1): Ditto.
4815 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4816 (btruncdf2, btruncdf2_fpr): Ditto.
4817 (ceildf2, ceildf2_fpr): Ditto.
4818 (floordf2, floordf2_fpr): Ditto.
4819 (floatdidf2, floatdidf2_fpr): Ditto.
4820 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4821 (fmsubdf4_fpr): Ditto.
4822 (fnmadddf4_fpr_1): Ditto.
4823 (fnmadddf4_fpr_2): Ditto.
4824 (fnmsubdf4_fpr_1): Ditto.
4825 (fnmsubdf4_fpr_2): Ditto.
4826 (fixuns_truncdfdi2): Add expander for VSX support.
4827 (fix_truncdfdi2): Ditto.
4828 (fix_truncdfsi2): Ditto.
4830 (btruncsf2): Whitespace.
4831 (movdf_hardfloat32): Add support for VSX registers.
4832 (movdf_softfloat32): Ditto.
4833 (movdf_hardfloat64): Ditto.
4834 (movdf_hardfloat64_mfpgpr): Ditto.
4835 (movdf_softfloat64): Ditto.
4836 (movti splitters): Add check for vector registers supporting
4837 TImode in the future.
4838 (bpermd): Add power7 bpermd instruction.
4840 * config/rs6000/altivec.h (vec_div): Define if VSX.
4844 (vec_nearbyint): Ditto.
4847 (all predicates): Use the generic builtin function, and not the V4SF
4848 specific function so that the predicates will work with VSX's V2DF.
4852 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4853 Document new VSX functions and types.
4855 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4858 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4859 "wa", and "j" constraints. Modify "v" to talk about Altivec
4860 instead of just vector.
4862 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4865 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4866 location for phi arguments.
4867 (rewrite_update_phi_arguments): Find locations for reaching defs.
4868 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4869 Add location to add_phi_arg calls.
4870 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4871 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4872 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4873 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4874 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4875 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4876 * tree-phinodes.c (make_phi_node): Initialize location.
4877 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4878 (add_phi_arg): Add location parameter.
4879 (remove_phi_arg_num): Move location when moving phi argument.
4880 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4882 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4883 slpeel_update_phi_nodes_for_guard1,
4884 slpeel_update_phi_nodes_for_guard2,
4885 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4886 vect_loop_versioning): Set locations.
4887 * tree-parloops.c (create_phi_for_local_result,
4888 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4889 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4890 * tree-vect-loop.c (get_initial_def_for_induction,
4891 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4893 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4894 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4895 (gimple_phi_arg_set_location): New. Set locus.
4896 (gimple_phi_arg_has_location): New. Check for locus.
4897 (redirect_edge_var_map_location): New. Return locus from var_map.
4898 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4899 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4900 combining PHI arguments.
4901 (cond_store_replacement): Set location.
4902 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4903 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4904 scop_add_exit_phis_edge): Add locations.
4905 * tree-cfgcleanup.c (remove_forwarder_block,
4906 remove_forwarder_block_with_phi): Add locations.
4907 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4908 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4910 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4911 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4912 flush_pending_stmts): Add source location.
4913 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4914 stack to preserve locations.
4915 * tree-vect-stmts.c (vectorizable_load): Add location.
4916 * tree-inline.c (copy_phis_for_bb): Copy locus.
4917 (setup_one_parameter): Add call locus to inlined parameter stmts.
4918 (initialize_inlined_parameters): Pass in call location as parameter
4920 (tree_function_versioning): Pass location to setup_one_parameter.
4921 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4922 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4923 copy and edge lists.
4924 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4925 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4926 locus parameter and override the stmt default if provided.
4927 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4928 elim_graph_add_edge, elim_graph_remove_succ_edge,
4929 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4930 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4931 eliminate_phi): Add locus info in elimination graph for each edge and
4933 (insert_backedge_copies): Copy locus if present.
4934 * tree-flow.h (struct _edge_var_map): Add locus field.
4935 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4936 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4937 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4939 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4941 2009-07-30 Martin Jambor <mjambor@suse.cz>
4943 PR tree-optimization/40570
4944 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4947 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4949 * ssa-loop-manip.c: Include langhooks.h.
4950 (rewrite_phi_with_iv): New.
4951 (rewrite_all_phi_nodes_with_iv): New.
4952 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4953 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4954 * tree-parloops.c (loop_parallel_p): Move out all conditions
4955 except dependency check.
4956 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4957 (gen_parallel_loop): Call canonicalize_loop_ivs without
4958 reduction_list argument.
4959 (build_new_reduction): New.
4960 (gather_scalar_reductions): New.
4961 (try_get_loop_niter): New.
4962 (try_create_reduction_list): New.
4963 (parallleize_loops): Change the parallel conditions check.
4964 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4965 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4967 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4969 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4971 * doc/options.texi (Option properties): Mention new quoting syntax.
4973 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4975 * config/alpha/alpha.c (alpha_start_function):
4976 Handle VMS_DEBUG_MAIN_POINTER
4977 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4978 * doc/invoke.texi: Document -mdebug-main switch.
4980 2009-07-29 Richard Henderson <rth@redhat.com>
4982 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4983 (cgraph_create_edge_including_clones): Likewise.
4984 * tree-inline.c (copy_bb): Operate on the correct edges
4985 when updating the callgraph.
4987 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4989 * config/alpha/vms-cc.c: Deleted.
4990 * config/alpha/vms-ld.c: Deleted.
4991 * config/alpha/t-vms64: Moved to config/vms
4992 * config/alpha/vms-crt0-64.c: Moved to config/vms
4993 * config/alpha/vms-crt0.c: Moved to config/vms
4994 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4995 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4996 * config/alpha/xm-vms.h: Moved to config/vms
4997 * config/alpha/x-vms: Moved to config/vms
4998 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
5000 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
5001 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
5003 * config/vms/t-vms64: Moved here from config/alpha
5004 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
5005 (argc,argv,envp): Enforce 32bit malloc'ing.
5006 * config/vms/vms-psxcrt0-64.c: Likewise.
5007 * config/vms/vms-crt0.c: Moved here from config/alpha.
5008 * config/vms/vms-psxcrt0.c: Likewise.
5009 * config/vms/vms-crtl-64.h: New file.
5010 * config/vms/vms-crtl.h: New file.
5011 * config/vms/vms.opt: New file.
5012 * config/vms/xm-vms64.h: New file.
5013 * config/vms/xm-vms.h: Moved here from config/alpha.
5014 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
5016 * config/vms/x-vms: Moved here from config/alpha.
5017 (version, VMS_EXTRA_PARTS): Moved to t-vms.
5018 (vms-ld.o, vms-cc.o): Removed.
5019 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
5021 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5023 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
5024 correct stack (obvious VMS fix).
5026 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5028 * dwarf2out.c (output_file_names): Output VMS style file name, size,
5029 date, version info if VMS_DEBUGGING_INFO defined.
5030 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
5031 size, date calculating code moved here.
5033 2009-07-29 Paul Brook <paul@codesourcery.com>
5035 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
5038 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
5041 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
5042 to DImode when generating insq_le insn.
5044 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5046 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
5047 New macro set for VMS_DEBUGGGING_INFO.
5048 (AT_string_form): Use it.
5050 2009-07-28 DJ Delorie <dj@redhat.com>
5052 * config/mep/mep.c (vtext_section): New.
5053 (vftext_section): New.
5054 (ftext_section): New.
5055 (mep_select_section): Add support for functions.
5056 (mep_unique_section): Likewise.
5057 (mep_asm_init_sections): Likewise.
5058 (mep_encode_section_info): Remove it from here.
5060 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
5062 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
5064 * tree.h (TREE_DEPRECATED): Document it is used for types too.
5065 (TYPE_VECTOR_OPAQUE): Use default_def_flag
5067 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5069 * dwarf2out.c (output_file_names): Test new macro
5070 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
5071 (add_comp_dir_attribute): Likewise.
5073 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
5075 * config/i386/mingw-w64.h (LINK_SPEC): Add
5076 separating space between commands.
5078 2009-07-28 Jan Hubicka <jh@suse.cz>
5080 PR tree-optimization/40759
5081 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
5084 2009-07-27 DJ Delorie <dj@redhat.com>
5086 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
5087 types are dword-aligned.
5088 (mep_expand_va_start): Likewise.
5090 2009-07-27 Olivier Hainque <hainque@adacore.com>
5091 Douglas B Rupp <rupp@gnat.com>
5093 * convert.c (convert_to_pointer): Don't assume the target
5094 pointer type is POINTER_SIZE long. Fetch its precision instead.
5096 2009-07-27 Douglas B Rupp <rupp@gnat.com>
5098 * system.h (fopen): Undefine if macro.
5100 2009-07-27 Jakub Jelinek <jakub@redhat.com>
5102 * dwarf2out.c (output_cfi_p): Removed.
5103 (output_cfis): New function.
5104 (output_fde): New function, split from output_call_frame_info.
5105 (output_call_frame_info): Use it.
5106 (dwarf2out_switch_text_section): Use output_cfis.
5108 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5110 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
5111 TARGET_BI_ARCH is specified without enabling SJLJ.
5112 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
5113 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
5115 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
5117 * arm.md (negdi2): Use DImode if forcing a value into a register.
5119 2009-07-26 Ira Rosen <irar@il.ibm.com>
5121 PR tree-optimization/40801
5122 * tree-vect-stmts.c (vectorizable_call): Get previous copy
5123 of vector operand from the previous copy of vector statement.
5124 Pass the correct definition type value to
5125 vect_get_vec_def_for_stmt_copy().
5127 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5129 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
5130 const char ** conversion.
5132 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5134 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
5135 fancy_abort() if !ENABLE_ASSERT_CHECKING.
5136 (gcc_unreachable): Invoke __builtin_unreachable() if
5137 !ENABLE_ASSERT_CHECKING.
5139 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5141 PR rtl-optimization/40445
5142 * emit-rtl.c (next_nonnote_insn_bb): New function.
5143 * rtl.h (next_nonnote_insn_bb): Declare new function.
5144 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
5145 with no successors that is the successor of the ENTRY_BLOCK.
5146 Continue from the top after removing an empty fallthrough block.
5147 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
5148 of next_nonnote_insn.
5150 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5152 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
5154 2009-07-25 Martin Jambor <mjambor@suse.cz>
5156 * c-common.c (c_common_attribute_table): New element for noclone.
5157 (handle_noclone_attribute): New function. Forward-declare.
5158 * tree-inline.c (tree_versionable_function_p): Check for noclone
5160 * doc/extend.texi (Labels as Values): Document need for noclone.
5161 (Function Attributes): Document noclone attribute.
5163 2009-07-25 Jakub Jelinek <jakub@redhat.com>
5165 PR rtl-optimization/34999
5166 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
5167 and dw_fde_switched_cold_to_hot fields.
5168 (output_cfi_p): New function.
5169 (output_call_frame_info): If fde->dw_fde_switched_sections,
5170 output 2 FDEs instead of one with corrupted header.
5171 (dwarf2out_do_cfi_startproc): New function.
5172 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
5173 and fde->dw_fde_switched_cold_to_hot.
5174 (dwarf2out_switch_text_section): Compute
5175 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
5176 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
5177 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
5178 Otherwise, compute fde->dw_fde_switch_cfi.
5180 2009-07-24 Cary Coutant <ccoutant@google.com>
5182 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
5184 2009-07-24 Cary Coutant <ccoutant@google.com>
5186 * cfghooks.c (split_block): Copy discriminator to new block.
5187 * tree-cfg.c (assign_discriminator): Check location of last
5188 instruction in block as well as first.
5190 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
5192 * config/i386/linux.c: Use fputs or putc instead of fprintf
5194 * config/i386/gas.h: Ditto.
5195 * config/i386/x86-64.h: Ditto.
5196 * config/i386/att.h: Ditto.
5198 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5200 * expmed.c (emit_store_flag): Use a recursive call to optimize the
5203 2009-07-24 Martin Jambor <mjambor@suse.cz>
5205 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
5206 (ipa_push_func_to_list_1): Declare.
5207 (ipa_push_func_to_list): New function.
5209 * ipa-prop.c (ipa_push_func_to_list_1): New function.
5210 (ipa_init_func_list): Call ipa_push_func_to_list_1.
5211 (ipa_push_func_to_list): Removed.
5212 (ipa_pop_func_from_list): Clear node_enqueued flag.
5214 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5216 * config/s390/s390.c (override_options): Default
5217 max-unrolled-insns to 100 for z10 tuning.
5219 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
5221 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
5222 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
5223 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
5224 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
5225 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
5226 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
5227 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
5229 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5231 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
5232 use default set in mingw32.h header.
5233 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
5234 64-bit /mingw/include path.
5235 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
5238 2009-07-23 Neil Vachharajani <nvachhar@google.com>
5240 PR rtl-optimization/40209
5241 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
5243 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5245 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
5246 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
5247 with the rest of string where appropriate. Use fputs or putc
5248 instead of fprintf where appropriate.
5250 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5251 Pat Haugen <pthaugen@us.ibm.com>
5252 Revital Eres <ERES@il.ibm.com>
5254 * config/rs6000/vector.md: New file. Move most of the vector
5255 expander support here from altivec.md to allow for the VSX vector
5256 unit in the future. Add support for secondary_reload patterns.
5257 Rewrite the patterns for vector comparison, and vector comparison
5258 predicate instructions so that the RTL expresses the desired
5259 behavior, instead of using unspec.
5261 * config/rs6000/constraints.md ("f" constraint): Use
5262 rs6000_constraints to hold the precalculated register class.
5263 ("d" constraint): Ditto.
5264 ("wd" constraint): New constraint for VSX.
5265 ("wf" constraint): Ditto.
5266 ("ws" constraint): Ditto.
5267 ("wa" constraint): Ditto.
5268 ("wZ" constraint): Ditto.
5269 ("j" constraint): Ditto.
5271 * config/rs6000/predicates.md (vsx_register_operand): New
5273 (vfloat_operand): New predicate for vector.md.
5274 (vint_operand): Ditto.
5275 (vlogical_operand): Ditto.
5276 (easy_fp_constant): If VSX, 0.0 is an easy constant.
5277 (easy_vector_constant): Add VSX support.
5278 (altivec_indexed_or_indirect_operand): New predicate for
5279 recognizing Altivec style memory references with AND -16.
5281 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
5282 for vector secondary reload support.
5283 (rs6000_vector_reg_class): Delete, replacing it with
5285 (rs6000_vsx_reg_class): Ditto.
5286 (rs6000_constraints): New array to hold the register classes of
5287 each of the register constraints that can vary at runtime.
5288 (builtin_mode_to_type): New static array for builtin function type
5290 (builtin_hash_table): New static hash table for builtin function
5292 (TARGET_SECONDARY_RELOAD): Define target hook.
5293 (TARGET_IRA_COVER_CLASSES): Ditto.
5294 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5295 registers are 128 bits if VSX memory reference instructions are used.
5296 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5298 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5299 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5300 Print several of the scheduling related parameters.
5301 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5302 rs6000_constraints instead of rs6000_vector_reg_class. Move
5303 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5304 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5305 Altivec. Add VSX support. Setup for secondary reload support on
5306 Altivec/VSX registers.
5307 (rs6000_override_options): Make power7 set the scheduling groups
5308 like the power5. Add support for new debug switches to override
5309 the scheduling defaults. Temporarily disable -mcpu=power7 from
5310 setting -mvsx. Add support for debug switches -malways-hint,
5311 -msched-groups, and -malign-branch-targets.
5312 (rs6000_buitlin_conversion): Add support for returning unsigned
5313 vector conversion functions to fix regressions due to stricter
5315 (rs6000_builtin_mul_widen_even): Ditto.
5316 (rs6000_builtin_mul_widen_odd): Ditto.
5317 (rs6000_builtin_vec_perm): Ditto.
5318 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5319 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5321 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5323 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5324 VSX types for bit operations. Changes to accomidate vector.md.
5325 (bdesc_2arg): Ditto.
5326 (bdesc_1arg): Ditto.
5327 (struct builtin_description_predicates): Rewrite predicate
5328 handling so that RTL describes the operation, instead of passing
5329 the instruction to be used as a string argument.
5330 (bdesc_altivec_preds): Ditto.
5331 (altivec_expand_predicate_builtin): Ditto.
5332 (altivec_expand_builtin): Ditto.
5333 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5334 statement for vsldoi support.
5335 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5336 (altivec_expand_st_builtin): Ditto.
5337 (paired_expand_builtin): Whitespace changes.
5338 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5339 builtin_mode_to_type table for secondary reload. Call
5340 builtin_function_type to build random builtin functions.
5341 (altivec_init_builtins): Change to use builtin_function_type to
5342 create builtin function types dynamically as we need them.
5343 (builtin_hash_function): New support for hashing the tree types
5344 for builtin function as we need it, rather than trying to build
5345 all of the trees that we need. Add initial preliminary VSX support.
5346 (builtin_function_type): Ditto.
5347 (builtin_function_eq): Ditto.
5348 (builtin_hash_struct): Ditto.
5349 (rs6000_init_builtins): Ditto.
5350 (rs6000_common_init_builtins): Ditto.
5351 (altivec_init_builtins): Ditto.
5352 (rs6000_common_init_builtins): Ditto.
5353 (enum reload_reg_type): New enum for simplifing reg classes.
5354 (rs6000_reload_register_type): Simplify register classes into GPR,
5355 Vector, and other registers. Altivec and VSX addresses in reload.
5356 (rs6000_secondary_reload_inner): Ditto.
5357 (rs6000_ira_cover_classes): New target hook, that returns the
5358 appropriate cover classes, based on -mvsx being used or not.
5359 (rs6000_secondary_reload_class): Add VSX support.
5360 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5361 (get_vsel_insn): Ditto.
5362 (rs6000_emit_vector_compare): Rewrite vector conditional support
5363 so that where we can, we use RTL operators, instead of blindly use
5365 (rs6000_emit_vector_select): Ditto.
5366 (rs6000_emit_vector_cond_expr): Ditto.
5367 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5368 (create_TOC_reference): Add -mdebug=addr support.
5369 (emit_frame_save): VSX loads/stores need register indexed addressing.
5371 * config/rs6000/rs6000.md: Include vector.md.
5373 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5375 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5376 support for V2DI, V2DF in logical, permute, select operations.
5378 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5379 switch for vsx/power7.
5380 (-mvsx-scalar-memory): Ditto.
5381 (-mvsx-align-128): Ditto.
5382 (-mallow-movmisalign): Ditto.
5383 (-mallow-df-permute): Ditto.
5384 (-msched-groups): Ditto.
5385 (-malways-hint): Ditto.
5386 (-malign-branch-targets): Ditto.
5388 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5390 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5391 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5392 (rs6000_vector_reg_class): Delete.
5393 (rs6000_vsx_reg_class): Ditto.
5394 (enum rs6000_reg_class_enum): New enum for the constraints that
5395 vary based on target switches.
5396 (rs6000_constraints): New array to hold the register class for all
5397 of the register constraints that vary based on the switches used.
5398 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5399 (enum rs6000_builtins): Add unsigned varients for the builtin
5400 declarations returned by target hooks for expanding multiplies,
5401 select, and permute operations. Add VSX builtins.
5402 (enum rs6000_builtin_type_index): Add entries for VSX.
5403 (V2DI_type_node): Ditto.
5404 (V2DF_type_node): Ditto.
5405 (unsigned_V2DI_type_node): Ditto.
5406 (bool_long_type_node): Ditto.
5407 (intDI_type_internal_node): Ditto.
5408 (uintDI_type_internal_node): Ditto.
5409 (double_type_internal_node): Ditto.
5411 * config/rs6000/altivec.md (whole file): Move all expanders to
5412 vector.md from altivec.md. Rename insn matching functions to be
5414 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5415 (altivec_vcmp*): Ditto.
5416 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5417 (VM): New iterator for moves that includes the VSX types.
5418 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5419 (altivec_vperm_<mode>_uns): New, for unsigned types.
5420 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5421 (altivec_eq<mode>): Ditto.
5422 (altivec_gt<mode>): Ditto.
5423 (altivec_gtu<mode>): Ditto.
5424 (altivec_eqv4sf): Ditto.
5425 (altivec_gev4sf): Ditto.
5426 (altivec_gtv4sf): Ditto.
5427 (altivec_vcmpbfp_p): Ditto.
5429 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5431 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5434 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5437 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5438 ASM_SHORT instead of .word.
5439 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5440 instead of .word in asm template.
5442 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5445 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5446 (process_bb_node_lives): Use it.
5448 * ira.c (setup_cover_and_important_classes): Don't setup
5449 ira_important_class_nums. Add cover classes to the end of
5451 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5453 (find_reg_class_closure): Use reorder_important_classes.
5455 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5457 * config/i386/i386.c (i386_ira_cover_classes): New function.
5458 (TARGET_IRA_COVER_CLASSES): Redefine.
5460 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5461 importance of order of cover classes in the array.
5463 2009-07-22 Diego Novillo <dnovillo@google.com>
5465 * tree-pass.h (TDF_EH): Define.
5466 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5467 contains TDF_EH, print the EH region number holding GS.
5468 * tree-dump.c (dump_options): Add "eh".
5469 * doc/invoke.texi: Document it.
5471 2009-07-22 Doug Kwan <dougkwan@google.com>
5473 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5475 2009-07-22 Michael Matz <matz@suse.de>
5477 PR tree-optimization/35229
5478 PR tree-optimization/39300
5480 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5481 (inhibit_phi_insertion): New function.
5482 (insert_into_preds_of_block): Call it for REFERENCEs.
5483 (init_pre): Initialize and finalize scalar evolutions.
5484 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5486 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5488 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5489 Use CONST_VECTOR_NUNITS to determine number of elements.
5491 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5493 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5494 (U, W): Constraints are now deprecated and will be removed if we
5496 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5498 ("prefetch"): Add the stcmh instruction for prefetching.
5499 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5501 (s390_short_displacement): Return always true if compiling for
5502 machines not providing the long displacement facility.
5503 (s390_mem_constraint): Support the new constraint letter Z.
5504 (s390_check_qrst_address): New function.
5506 2009-07-21 DJ Delorie <dj@redhat.com>
5508 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5511 2009-07-21 Jason Merrill <jason@redhat.com>
5513 * c-common.c (max_tinst_depth): Increase default to 1024.
5515 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5517 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5518 (vec_unpacku_float_lo_v4si): Ditto.
5520 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5523 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5524 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5525 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5526 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5528 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5530 PR tree-optimization/40813
5531 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5534 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5536 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5537 with a NOP_EXPR if needed.
5539 2009-07-21 Paul Brook <paul@codesourcery.com>
5541 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5542 Terminate debug dump with newline.
5544 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5546 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5547 Cast "1" to unsigned HOST_WIDE_INT.
5548 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5549 deposit length to the maximum length - lsb. Extend length if
5550 HOST_BITS_PER_WIDE_INT is 32.
5552 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5554 * cgraph.h (constant_pool_htab): New function.
5555 (constant_descriptor_tree): Move from varasm.c.
5556 * varasm.c (constant_pool_htab): New function.
5557 (constant_descriptor_tree): Move to cgraph.h.
5559 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5561 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5563 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5565 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5568 2009-07-20 Xinliang David Li <davidxl@google.com>
5570 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5572 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5574 * config/mips/mips.md (move_type): Add arith.
5575 (type): Handle arith.
5576 (zero_extendsidi2): Rename this into ...
5577 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5578 (zero_extendsidi2): New expander.
5579 (*zero_extendsidi2_dext): New pattern.
5581 2009-07-20 Nick Clifton <nickc@redhat.com>
5583 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5584 to set MIPS_ABI_DEFAULT.
5585 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5587 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5589 * tree-object-size.c (addr_object_size): Handle unions with
5590 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5592 PR tree-optimization/40792
5593 * tree.c (build_function_type_skip_args): Remove bogus assert.
5595 2009-07-20 Jan Hubicka <jh@suse.cz>
5596 Martin Jambor <mjambor@suse.cz>
5598 * cgraph.h (combined_args_to_skip): New field.
5599 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5600 combined_args_to_skip and args_to_skip.
5601 * tree-inline.c (update_clone_info): New function.
5602 (tree_function_versioning): Call update_clone_info.
5603 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5605 (cgraph_materialize_all_clones): More extensive dumping, working
5606 with combined_args_to_skip rather than args_to_skip.
5608 2009-07-20 Ira Rosen <irar@il.ibm.com>
5610 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5611 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5612 (get_initial_def_for_reduction): Likewise.
5613 (vectorizable_reduction): Skip the check of first operand in case
5614 of COND_EXPR. Add check that it is outer loop vectorization if
5615 nested cycle was detected. Call vectorizable_condition() for
5616 COND_EXPR. If reduction epilogue cannot be created do not fail for
5617 nested cycles (if it is not double reduction). Assert that there
5618 is only one type in the loop in case of COND_EXPR. Call
5619 vectorizable_condition() to vectorize COND_EXPR.
5620 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5621 Add parameters. Allow nested cycles if called from
5622 vectorizable_reduction(). Use reduction vector variable if provided.
5623 (vect_analyze_stmt): Call vectorizable_reduction() before
5624 vectorizable_condition().
5625 (vect_transform_stmt): Update call to vectorizable_condition().
5627 2009-07-20 Christian Bruel <christian.bruel@st.com>
5629 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5630 * doc/invoke.texi (-mfmovd): Likewise.
5631 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5633 2009-07-20 Jan Hubicka <jh@suse.cz>
5635 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5636 when handling SSA name.
5638 2009-07-19 Jan Hubicka <jh@suse.cz>
5640 PR tree-optimization/40676
5641 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5642 virtual PHIs in empty BBs.
5644 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5646 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5647 re-expanded the compound use gen_lowpart instead to convert to the
5650 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5652 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5653 OUTER_CONST arguments.
5654 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5655 the new wider mode will be masked off.
5656 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5658 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5660 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5661 high-order bits are zero.
5663 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5665 * combine.c (simplify_shift_const_1): Split code to determine
5667 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5668 new bits shifted in are identical to the old sign bit.
5670 2009-07-18 Richard Guenther <rguenther@suse.de>
5673 * gimplify.c (gimplify_call_expr): Reject code using results from
5674 functions returning void.
5676 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5678 * doc/md.texi: Document the new PowerPC "es" constraint.
5679 Document that "m" can include automodified addresses on this target,
5680 and explain how %U must be used. Extend the "Q" and "Z" documentation
5681 to suggest "es" as well as "m".
5682 * config/rs6000/constraints.md (es): New memory constraint.
5683 (Q, Z): Update strings to match new documentation.
5685 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5687 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5688 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5689 * config/rs6000/predicates.md (volatile_mem_operand): Use
5690 offsettable_nonstrict_memref_p.
5691 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5692 (*floatunssidf2_internal): Likewise.
5693 (*fix_truncdfsi2_internal): Likewise.
5694 (*fix_trunctfsi2_internal): Likewise.
5696 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5698 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5700 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5702 2009-07-17 Richard Guenther <rguenther@suse.de>
5705 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5706 (pass_warn_unused_result): Likewise.
5707 (TODO_set_props): Remove.
5708 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5710 (pass_diagnose_omp_blocks): Define.
5711 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5712 (c_gimple_diagnostics_recursively): Remove.
5713 (finish_function): Do not call it.
5714 (c_write_global_declarations): Continue after errors.
5715 Finalize the CU here.
5716 * c-gimplify.c (c_genericize): Do not gimplify here.
5717 * c-common.c (c_warn_unused_result): Move ...
5718 * tree-cfg.c (do_warn_unused_result): ... here.
5719 (run_warn_unused_result): New function.
5720 (gate_warn_unused_result): New function.
5721 (pass_warn_unused_result): New pass.
5722 * c-common.h (c_warn_unused_result): Remove.
5723 * flags.h (flag_warn_unused_result): Declare.
5724 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5725 * opts.c (flag_warn_unused_result): Initialize to false.
5726 * toplev.c (compile_file): Add comment.
5727 * omp-low.c (create_omp_child_function): Do not register
5728 the function with the frontend.
5729 (diagnose_omp_structured_block_errors): Prepare to be
5730 called as optimization pass.
5731 (gate_diagnose_omp_blocks): New function.
5732 (pass_diagnose_omp_blocks): New pass.
5733 * cgraph.h (cgraph_optimize): Remove.
5734 (cgraph_analyze_function): Likewise.
5735 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5736 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5737 before their parents here.
5738 (cgraph_finalize_function): Not here.
5739 (cgraph_analyze_function): Gimplify functions here.
5740 (cgraph_finalize_compilation_unit): Continue after errors.
5741 Optimize the callgraph from here.
5742 (cgraph_optimize): Make static.
5743 * langhooks.c (write_global_declarations): Finalize the CU.
5744 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5745 (gimplify_function_tree): Assert we gimplify only once.
5746 Set PROP_gimple_any property.
5747 * tree-nested.c (gimplify_all_functions): New function.
5748 (lower_nested_functions): Gimplify all nested functions.
5749 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5750 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5751 and pass_diagnose_omp_blocks after gimplification. Do not
5752 set TODO_set_props on all_lowering_passes.
5753 (execute_one_pass): Do not handle TODO_set_props.
5754 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5755 (gimplify.o): Add tree-pass.h dependency.
5756 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5757 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5758 (unsave_r): Likewise.
5759 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5762 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5764 * doc/service.texi (Service): Restore previously removed link,
5765 which isn't broken after all.
5767 2009-07-17 Richard Guenther <rguenther@suse.de>
5769 PR tree-optimization/40321
5770 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5771 PHI nodes to the maximal set.
5772 (make_values_for_phi): Add PHI arguments to the maximal set.
5773 (execute_pre): Dump PHI_GEN and the maximal set.
5775 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5778 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5781 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5783 * doc/extend.texi (Nested Functions): Replace broken link with
5785 * doc/service.texi (Service): Remove broken link.
5787 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5790 * builtins.c (expand_builtin_memcmp): Use loc instead of
5791 EXPR_LOCATION (exp).
5792 (expand_builtin_strncmp): Likewise.
5794 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5795 Manuel López-Ibáñez <manu@gcc.gnu.org>
5798 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5799 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5800 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5801 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5802 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5803 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5804 tree-inline.c, c-common.c, c-common.h, gimple.c,
5805 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5806 convert.c: Add location argument to fold_{unary,binary,ternary},
5807 fold_build[123], build_call_expr, build_size_arg,
5808 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5809 fold_build1_initializer, fold_build2_initializer,
5810 fold_build3_initializer, fold_build_call_array,
5811 fold_build_call_array_initializer, fold_single_bit_test,
5812 omit_one_operand, omit_two_operands, invert_truthvalue,
5813 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5814 combine_comparisons, fold_builtin_*, fold_call_expr,
5815 build_range_check, maybe_fold_offset_to_address, round_up,
5818 2009-07-16 Jason Merrill <jason@redhat.com>
5821 * c-common.c (c_common_reswords): Add __is_standard_layout
5823 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5824 * doc/implement-cxx.texi: New.
5825 * doc/gcc.texi: Include it.
5827 2009-07-16 DJ Delorie <dj@redhat.com>
5829 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5830 compares that may be indirectly affected by previous instructions.
5832 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5834 * builtins.c (do_mpc_arg2): New.
5835 (fold_builtin_2): Fold builtin cpow.
5836 * real.h (HAVE_mpc_pow): New.
5838 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5840 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5841 comparison to skip unprofitable schedule
5843 2009-07-16 Simon Baldwin <simonb@google.com>
5845 * gcc.c (option_map): New flag -no-canonical-prefixes.
5846 * (display_help): Print help text for new flag.
5847 * (process_command): Move options translation and language specifics
5848 and handle new flag early. Use it to set a function pointer to a
5849 prefix builder. Replace make_relative_prefix calls with calls to
5850 the function pointed to. Ignore new flag in regular options handling.
5851 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5853 2009-07-15 DJ Delorie <dj@redhat.com>
5855 * config/mep/mep.md (sibcall_internal): Change register to avoid
5857 (sibcall_value_internal): Likewise.
5859 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5861 PR rtl-optimization/40710
5862 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5864 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5866 * config/mips/mips.md (*extenddi_truncate<mode>,
5867 *extendsi_truncate<mode>): Change type attribute to move_type
5868 with shift_shift. Split out code handling exts from here ...
5869 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5871 (*extendhi_truncateqi): Change type attribute to move_type with
5872 shift_shift. Split out code handling exts from here ...
5873 (*extendhi_truncateqi_exts): ... to this new pattern.
5875 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5877 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5878 instead of "and" with inverted sign bit mask value. Use
5879 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5880 Allocate registers only for operand 4 and operand 5.
5882 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5885 * fold-const.c (fold_cond_expr_with_comparison): When folding
5886 < and <= to MIN, make sure the MIN uses the same type as the
5887 comparison's operands.
5889 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5891 * arm.md (ior_xor): New code iterator.
5892 (split for ior/xor with shift and zero-extend): New split pattern.
5893 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5895 2009-07-15 Richard Guenther <rguenther@suse.de>
5897 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5900 2009-07-15 Richard Guenther <rguenther@suse.de>
5903 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5905 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5907 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5908 handle 2.6.30 kernel.
5910 2009-07-15 DJ Delorie <dj@redhat.com>
5912 * config/mep/mep.md (sibcall_internal): Change register to allow
5913 for 24-bit addresses.
5914 (sibcall_value_internal): Likewise.
5916 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5918 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5919 that are enabled/disabled by the flags introduced by a previous patch.
5921 2009-07-14 DJ Delorie <dj@redhat.com>
5923 * config/mep/mep.md (sibcall_internal): Include non-toggling
5925 (sibcall_value_internal): Likewise.
5927 2009-07-14 Taras Glek <tglek@mozilla.com>
5928 Rafael Espindola <espindola@google.com>
5930 * doc/sourcebuild.texi: Document install-plugin target.
5931 * configure.ac: Added install-plugin target to language makefiles.
5932 * configure: Regenerate.
5933 * Makefile.in: (install-plugin): Install more headers,
5934 depend on lang.install-plugin.
5936 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5938 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5941 2009-07-14 DJ Delorie <dj@redhat.com>
5943 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5944 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5945 * config/mep/mep.md (sibcall_internal): Change test from
5946 mep_vliw_mode_match to mep_vliw_jmp_match.
5947 (sibcall_value_internal): Likewise.
5949 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5951 * config/i386/sse.md (copysign<mode>3): New expander.
5952 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5953 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5954 Use ix86_build_const_vector.
5955 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5956 IX86_BUILTIN_CPYSGNPD.
5957 (builtin_description): Add __builtin_ia32_copysignps and
5958 __builtin_ia32_copysignpd.
5959 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5960 and BUILT_IN_COPYSIGNF.
5962 2009-07-13 Jason Merrill <jason@redhat.com>
5964 * builtins.c (can_trust_pointer_alignment): New fn.
5965 (get_pointer_alignment): Factor it out from here.
5966 * tree.h: Declare it.
5968 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5970 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5973 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5977 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5979 2009-07-14 Richard Guenther <rguenther@suse.de>
5980 Andrey Belevantsev <abel@ispras.ru>
5983 * cfgexpand.c (partition_stack_vars): Do not bother to update
5984 alias information when not optimizing.
5986 2009-07-14 Richard Guenther <rguenther@suse.de>
5987 Andrey Belevantsev <abel@ispras.ru>
5989 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5990 (pt_solution_set): Likewise.
5991 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5992 * tree-ssa-structalias.c (pt_solution_set): New function.
5993 * final.c (rest_of_clean_state): Free SSA data structures.
5994 * print-rtl.c (print_decl_name): Remove.
5995 (print_mem_expr): Implement in terms of print_generic_expr.
5996 * alias.c (ao_ref_from_mem): New function.
5997 (rtx_refs_may_alias_p): Likewise.
5998 (true_dependence): Query alias-export info.
5999 (canon_true_dependence): Likewise.
6000 (write_dependence_p): Likewise.
6001 * tree-dfa.c (get_ref_base_and_extent): For void types leave
6003 * emit-rtl.c (component_ref_for_mem_expr): Remove.
6004 (mem_expr_equal_p): Use operand_equal_p.
6005 (set_mem_attributes_minus_bitpos): Do not use
6006 component_ref_for_mem_expr.
6007 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
6008 (update_alias_info_with_stack_vars): Likewise.
6009 (partition_stack_vars): Call update_alias_info_with_stack_vars.
6010 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
6011 explicitly nor clear stmt operands.
6012 Free the decl-to-pointer map.
6013 * tree-optimize.c (execute_free_datastructures): Do not free
6014 SSA data structures here.
6015 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
6016 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
6017 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
6019 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
6021 2009-07-13 DJ Delorie <dj@redhat.com>
6023 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
6024 unrolling at the right iteration count.
6026 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
6029 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6031 * haifa-sched.c (rank_for_schedule): Introduced flags to
6032 enable/disable individual scheduling heuristics.
6033 * common.opt: Introduced flags to enable/disable individual
6034 heuristics in the scheduler.
6035 * doc/invoke.texi: Introduced flags to enable/disable individual
6036 heuristics in the scheduler.
6038 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
6040 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
6041 config/i386/mingw-tls.c.
6042 * config/i386/mingw-tls.c: Removed.
6044 2009-07-13 Ira Rosen <irar@il.ibm.com>
6046 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
6047 checks access only relevant statements.
6048 (vectorizable_reduction): Likewise.
6050 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
6052 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
6053 just for 32-bit case.
6055 2009-07-12 Jan Hubicka <jh@suse.cz>
6057 PR tree-optimization/40585
6058 * except.c (expand_resx_expr): When there already is resume
6059 instruction, produce linked list.
6060 (build_post_landing_pads): Assert that resume is empty.
6061 (connect_post_landing_pads): Handle resume lists.
6062 (dump_eh_tree): Dump resume list.
6064 2009-07-12 Ira Rosen <irar@il.ibm.com>
6066 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6067 with additional argument.
6068 * tree-vectorizer.h (enum vect_def_type): Add
6069 vect_double_reduction_def.
6070 (vect_is_simple_reduction): Add argument.
6071 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
6073 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
6074 vect_is_simple_reduction with additional argument.
6075 (vect_analyze_loop_operations): Handle exit phi nodes in case of
6077 (reduction_code_for_scalar_code): Handle additional codes by
6078 returning ERROR_MARK for them. Fix comment and indentation.
6079 (vect_is_simple_reduction): Fix comment, add argument to specify
6080 double reduction. Detect double reduction.
6081 (get_initial_def_for_induction): Fix indentation.
6082 (get_initial_def_for_reduction): Fix comment and indentation.
6083 Handle double reduction. Create initial definitions that do not
6084 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
6085 (vect_create_epilog_for_reduction): Fix comment, add argument to
6086 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
6087 epilogue result extraction. Create double reduction phi node and
6088 replace relevant uses.
6089 (vectorizable_reduction): Call vect_is_simple_reduction with
6090 additional argument. Fix indentation. Update epilogue code treatment
6091 according to the changes in reduction_code_for_scalar_code. Check
6092 for double reduction. Call vect_create_epilog_for_reduction with
6093 additional argument.
6094 * tree-vect-stmts.c (process_use): Handle double reduction, update
6096 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
6097 (vect_get_vec_def_for_operand): Likewise.
6099 2009-07-12 Danny Smith <dansmister@gmail.com>
6101 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
6102 dllexport if !TREE_PUBLIC.
6103 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
6105 2009-07-11 Anatoly Sokolov <aesok@post.ru>
6107 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
6108 (avr_extra_arch_macro) Remove declatation.
6109 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
6110 (avr_extra_arch_macro) Declare as static.
6111 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
6113 2009-07-11 Jan Hubicka <jh@suse.cz>
6116 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
6118 2009-07-11 Jakub Jelinek <jakub@redhat.com>
6121 * dwarf2out.c (dw_fde_struct): Add in_std_section and
6122 cold_in_std_section bits.
6123 (dwarf2out_begin_prologue): Initialize them.
6124 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
6125 if already covered by text_section or cold_text_section range.
6127 PR rtl-optimization/40667
6128 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
6129 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
6130 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
6131 * config/i386/i386.c (ix86_minimum_alignment): New function.
6132 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
6133 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
6134 * emit-rtl.c (gen_reg_rtx): Likewise.
6135 * function.c (assign_parms): Likewise. If nominal_type needs
6136 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
6137 rather than passed_type's alignment.
6140 * function.c (assign_parm_setup_stack): Adjust
6141 MEM_OFFSET (data->stack_parm) if promoted_mode is different
6142 from nominal_mode on big endian.
6144 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
6146 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
6148 2009-07-10 DJ Delorie <dj@redhat.com>
6150 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
6152 2009-07-10 Mark Mitchell <mark@codesourcery.com>
6154 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
6156 (thumb2_cbnz): Likewise.
6158 2009-07-10 David Daney <ddaney@caviumnetworks.com>
6161 * config.gcc (supported_defaults): Add synci.
6162 (with_synci): Add validation.
6163 (all_defaults): Add synci.
6164 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
6167 * config/mips/mips.opt (msynci): New option.
6168 * config/mips/mips.c (mips_override_options): Warn on use of
6169 -msynci for targets that do now support it.
6170 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6172 * gcc/doc/invoke.texi (-msynci): Document the new option.
6173 * doc/install.texi (--with-synci): Document the new option.
6175 2009-07-10 Richard Guenther <rguenther@suse.de>
6177 PR tree-optimization/40496
6178 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
6179 the PHI result with a compatible type.
6181 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6185 * c.opt (Wunused-result): New.
6186 * doc/invoke.texi: Document it.
6187 * c-common.c (c_warn_unused_result): Use it.
6189 2009-07-09 DJ Delorie <dj@redhat.com>
6191 * targhooks.c (default_target_can_inline_p): Rename from
6192 default_target_option_can_inline_p.
6193 * targhooks.h (default_target_can_inline_p): Likewise.
6194 * target-def.h (TARGET_CAN_INLINE_P): Rename from
6195 TARGET_OPTION_CAN_INLINE_P.
6196 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
6197 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
6198 (mep_target_can_inline_p): Rename from
6199 mep_target_option_can_inline_p.
6202 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
6203 registers used to pass vectors.
6205 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
6207 2009-07-09 Tom Tromey <tromey@redhat.com>
6209 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
6210 * config/mmix/mmix.c: Include dwarf2.h.
6211 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
6212 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
6213 * config/sh/sh.c: Include dwarf2.h.
6214 * config/i386/i386.c: Include dwarf2.h.
6215 * Makefile.in (DWARF2_H): Remove 'elf'.
6216 * except.c: Include dwarf2.h.
6217 * unwind-dw2.c: Include dwarf2.h.
6218 * dwarf2out.c: Include dwarf2.h.
6219 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
6220 * unwind-dw2-fde.c: Include dwarf2.h.
6221 * dwarf2asm.c: Include dwarf2.h.
6223 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6225 * haifa-sched.c (insn_finishes_cycle_p): New static function.
6226 (max_issue): Use it.
6227 * sched-int.h (struct sched_info: insn_finishes_block_p): New
6229 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
6230 (region_sched_info): Update.
6231 * sched-ebb.c (ebb_sched_info): Update.
6232 * modulo-sched.c (sms_sched_info): Update.
6233 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
6235 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6237 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
6239 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
6241 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
6243 2009-07-09 Jakub Jelinek <jakub@redhat.com>
6246 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
6247 arg1 with arg01 if arg1 is already INTEGER_CST.
6249 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6251 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
6252 Transform (and (truncate)) into (truncate (and)).
6254 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6256 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
6257 creating LHS paradoxical subregs. Fix surrounding returns to
6258 use NULL_RTX rather than 0.
6260 2009-07-08 DJ Delorie <dj@redhat.com>
6262 * config/mep/mep.c: (mep_option_can_inline_p): New.
6263 (TARGET_OPTION_CAN_INLINE_P): Define.
6265 2009-07-08 Mark Wielaard <mjw@redhat.com>
6268 * dwarf2out.c (add_data_member_location_attribute): When we have
6269 only a constant offset don't emit a new location description using
6270 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
6273 2009-07-08 Richard Henderson <rth@redhat.com>
6276 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
6277 (enum reg_class): Add CLOBBERED_REGS.
6278 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
6279 * config/i386/i386.c (ix86_conditional_register_usage): Moved
6280 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
6281 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
6282 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
6283 force 64-bit sibcalls into R11.
6284 * config/i386/constraints.md (U): New constraint.
6285 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
6286 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
6287 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
6289 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6291 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6293 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6294 * ebitmap.h (dump_ebitmap): Ditto.
6295 * optabs.h (optab_libfunc): Ditto.
6296 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6297 * tree-flow.h (vect_can_force_dr_alignment_p,
6298 get_vectype_for_scalar_type): Ditto.
6299 (vectorize_loops): Move prototype to ...
6300 * tree-vectorizer.h: ... here. Also, adjust comment.
6301 (vect_set_verbosity_level): Remove duplicate prototype.
6302 * tree-ssa-loop.c: Include tree-vectorizer.h.
6303 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6305 2009-07-08 Nick Clifton <nickc@redhat.com>
6307 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6310 2009-07-08 DJ Delorie <dj@redhat.com>
6312 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6313 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6314 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6316 * config/mep/intrinsics.md: Regenerated.
6317 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6318 registers when asm() or calls are detected.
6320 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6323 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6325 * gimple (gimple_build_call_from_tree): Likewise.
6326 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6327 no_warning flag before warning.
6329 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6331 * tree.c (set_expr_locus): Remove.
6332 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6333 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6335 * gimplify.c (internal_get_tmp_var): Likewise.
6336 (gimplify_call_expr): Likewise.
6337 (gimplify_one_sizepos): Likewise.
6339 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6342 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6343 to variables for debugging purposes.
6345 2009-06-23 Mark Loeser <mark@halcy0n.com>
6348 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6350 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6352 * pretty-print.c (pp_base_format): Remove %J.
6353 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6354 gcc_cxxdiag_char_table): Likewise.
6355 (init_dynamic_diag_info): Likewise.
6357 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6359 * pretty-print.c (pp_base_format): Remove %H.
6360 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6361 gcc_cxxdiag_char_table): Likewise.
6362 (init_dynamic_diag_info): Likewise.
6363 * config/mep/mep.c (mep_select_section): Likewise.
6365 2009-07-07 Duncan Sands <baldrick@free.fr>
6367 * final.c (pass_clean_state): Give the pass a name.
6368 * passes.c (pass_rest_of_compilation): Likewise.
6369 * tree-optimize.c (pass_all_optimizations): Likewise.
6371 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6373 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6374 an extra 'decl' for error_at.
6376 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6379 * tree-tailcall.c (adjust_return_value_with_ops,
6380 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6381 if it has complex or vector type.
6383 2009-07-07 Olivier Hainque <hainque@adacore.com>
6385 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6388 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6390 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6392 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6394 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6395 * c-decl.c: Likewise.
6396 * function.c: Likewise.
6397 * varasm.c: Likewise.
6398 * tree-ssa.c: Likewise.
6399 * c-common.c: Likewise.
6400 * tree-cfg.c: Likewise.
6401 * config/spu/spu.c: Likewise.
6402 * config/ia64/ia64.c: Likewise.
6403 * config/v850/v850.c: Likewise.
6405 2009-07-06 DJ Delorie <dj@redhat.com>
6407 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6408 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6409 unspecified accesses to control registers.
6410 * config/mep/intrinsics.md: Regenerate.
6411 * config/mep/intrinsics.h: Regenerate.
6412 * config/mep/mep-intrin.h: Regenerate.
6414 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6416 * c-lex.c: Replace %H by an explicit location. Update all calls.
6417 * c-common.c: Likewise.
6418 * c-decl.c: Likewise.
6419 * c-typeck.c: Likewise.
6420 * fold-const.c: Likewise.
6421 * gimplify.c: Likewise.
6423 * tree-cfg.c: Likewise.
6424 * tree-ssa-loop-niter.c: Likewise.
6425 * tree-vrp.c: Likewise.
6426 * value-prof.c: Likewise.
6428 2009-07-06 Diego Novillo <dnovillo@google.com>
6430 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6431 if it has one. Handle cases where VAR does not have an
6432 annotation or cfun is NULL.
6434 2009-07-06 Diego Novillo <dnovillo@google.com>
6436 * tree.c: Include debug.h.
6437 (initialize_tree_contains_struct): New.
6438 (init_ttree): Call it.
6439 (tree_node_structure_for_code): Factor out of ...
6440 (tree_node_structure): ... here.
6441 * treestruct.def (TS_PHI_NODE): Remove.
6442 (TS_GIMPLE_STATEMENT): Remove.
6444 2009-07-06 Diego Novillo <dnovillo@google.com>
6446 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6447 (debug_tree_chain): Handle cycles.
6449 2009-07-06 Nick Clifton <nickc@redhat.com>
6450 DJ Delorie <dj@redhat.com>
6452 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6453 __FMOVD_ENABLED__ is defined.
6455 (TARGET_FMOVD): Provide a default definition.
6456 (MASK_FMOVD): Likewise.
6457 (TARGET_CPU_CPP_BUILTINS): Define
6458 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6459 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6460 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6461 (split for DF load from memory into register): Also handle
6462 MEMs which consist of REG+DISP addressing.
6463 (split for DF store from register to memory): Likewise.
6464 (movsf_ie): Always use single fp_mode.
6465 * config/sh/sh.c (sh_override_options): Do not automatically
6466 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6467 that to the -mfmovd command line switch.
6468 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6469 (fldi_ok): Always allow.
6470 * config/sh/sh.opt (mfmovd): Remove this switch.
6471 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6473 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6474 Kaz Kojima <kkojima@gcc.gnu.org>
6476 PR rtl-optimization/30807
6477 * postreload.c (reload_combine): For every new use of REG_SUM,
6478 record the use of BASE.
6480 2009-07-06 Jan Hubicka <jh@suse.cz>
6482 * params.def: Revert my accidental commit at 2009-06-30.
6484 2009-07-04 Ian Lance Taylor <iant@google.com>
6487 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6489 (mingw_format_attribute_overrides): Likewise.
6491 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6494 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6495 don't check cfa.reg. Instead of cfa.indirect use
6496 fde && fde->drap_reg != INVALID_REGNUM test.
6498 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6500 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6502 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6505 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6507 2009-07-03 Richard Guenther <rguenther@suse.de>
6509 PR tree-optimization/40640
6510 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6513 2009-07-03 Jan Hubicka <jh@suse.cz>
6515 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6516 for size, reduce amount of inlining.
6518 2009-07-03 Richard Guenther <rguenther@suse.de>
6521 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6522 if t +- x is known to not overflow and the conversion widens the
6524 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6526 2009-07-03 Jan Hubicka <jh@suse.cz>
6528 * ipa-pure-const.c (analyze): Update loop optimizer init.
6529 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6530 try_remove_empty_loop, remove_empty_loops): Remove.
6531 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6532 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6533 to mark regular loops as neccesary.
6534 (degenerate_phi_p): New function.
6535 (propagate_necessity, remove_dead_phis): Use it.
6536 (forward_edge_to_pdom): Likewise.
6537 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6538 virtual PHI nodes that became unreachable.
6539 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6540 * tree-flow.h (remove_empty_loops): Remove.
6541 * passes.c (init_optimization_passes): Remove.
6543 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6545 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6546 can_create_pseudo_p.
6547 (*fix_trunc<mode>_i387_1): Ditto.
6548 (*floathi<mode>2_1): Ditto.
6549 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6550 (*fistdi2_1): Ditto.
6551 (*fist<mode>2_1): Ditto.
6552 (frndintxf2_floor): Ditto.
6553 (*fist<mode>2_floor_1): Ditto.
6554 (frndintxf2_ceil): Ditto.
6555 (*fist<mode>2_ceil_1): Ditto.
6556 (frndintxf2_trunc): Ditto.
6557 (frndintxf2_mask_pm): Ditto.
6558 (fxam<mode>2_i387_with_temp): Ditto.
6559 * config/i386/sse.md (mulv16qi3): Ditto.
6560 (*sse2_mulv4si3): Ditto.
6562 (sse4_2_pcmpestr): Ditto.
6563 (sse4_2_pcmpistr): Ditto.
6565 2009-07-03 Jan Hubicka <jh@suse.cz>
6567 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6568 (mark_stmt_necessary): Set it.
6569 (mark_operand_necessary): Set it.
6570 (mark_control_dependent_edges_necessary): Set it.
6571 (mark_virtual_phi_result_for_renaming): New function.
6572 (get_live_post_dom): New function.
6573 (forward_edge_to_pdom): New function.
6574 (remove_dead_stmt): Fix handling of control dependences.
6575 (tree_dce_init): Init new bitmap.
6576 (tree_dce_done): Free it.
6578 2009-07-02 Richard Guenther <rguenther@suse.de>
6581 * tree-ssa-structalias.c (new_var_info): Initialize
6584 2009-07-02 Jan Hubicka <jh@suse.cz>
6586 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6589 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6591 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6592 instead of recomputing it. Adjust calls.
6593 (emit_store_flag): Adjust recursive calls.
6595 2009-07-02 Richard Guenther <rguenther@suse.de>
6597 * tree-ssa-live.c (remove_unused_locals): Do not remove
6599 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6600 of DECL_EXTERNAL for HEAP variables.
6601 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6602 HEAP variables. Do not adjust RESTRICT vars.
6603 (find_what_var_points_to): Nobody cares if something
6606 2009-07-02 Ben Elliston <bje@au.ibm.com>
6608 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6609 pc_low and pc_high declarations to the top of the function.
6611 2009-07-01 DJ Delorie <dj@redhat.com>
6613 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6615 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6616 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6617 unspecified accesses to control registers.
6618 * config/mep/intrinsics.md: Regenerate.
6619 * config/mep/intrinsics.h: Regenerate.
6620 * config/mep/mep-intrin.h: Regenerate.
6622 2009-07-01 Anthony Green <green@moxielogic.com>
6624 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6625 instruction when possible.
6626 (moxie_expand_prologue): Ditto. Also, save an instruction and
6627 some complexity by popping off of $r12 instead of $sp.
6628 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6631 2009-07-01 Richard Henderson <rth@redhat.com>
6634 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6635 contained no insns, reposition note before last insn.
6637 2009-07-01 Richard Henderson <rth@redhat.com>
6640 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6641 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6643 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6646 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6647 darwin9 for printing reg addresses with %y.
6649 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6651 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6652 truncation from operands in binary operations.
6654 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6657 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6658 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6659 subreg of op0 to the original op0.
6661 * expmed.c (store_bit_field_1): Use a temporary as the destination
6662 instead of a paradoxical subreg when we need to truncate the result.
6664 2009-07-01 DJ Delorie <dj@redhat.com>
6666 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6667 names to VLIW variants.
6668 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6669 * config/mep/intrinsics.md: Regenerate.
6670 * config/mep/intrinsics.h: Regenerate.
6671 * config/mep/mep-intrin.h: Regenerate.
6673 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6676 * jump.c (returnjump_p): Revert last patch.
6677 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6679 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6682 * pa.md (casesi32p): Use jump table label to determine the offset
6684 (casesi64p): Likewise.
6686 * pa.c (forward_branch_p): Return bool type. Use instruction
6687 addresses when available. Assert that INSN has a jump label.
6688 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6691 2009-07-01 Richard Guenther <rguenther@suse.de>
6693 PR tree-optimization/19831
6694 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6695 that only act as barriers do not make any previous stores necessary.
6696 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6697 HEAP variables global, do not add a constraint from nonlocal.
6698 (find_func_aliases): Handle escapes through return statements.
6699 (compute_points_to_sets): Make escaped HEAP variables global.
6701 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6704 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6705 after reducing a DImode cstore to SImode.
6707 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6709 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6710 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6712 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6714 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6715 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6717 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6718 and umod_optab if TARGET_BSD_DIVMOD.
6719 * config/vax/lib1funcs.asm: New file.
6720 * config/vax/t-linux: New file.
6721 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6723 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6726 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6727 to type arguments that have void type.
6730 * dwarf2out.c (gen_formal_parameter_die): Call
6731 equate_decl_number_to_die if node is different from origin.
6733 2009-06-30 Anthony Green <green@moxielogic.com>
6735 Clean up moxie port for --enable-build-with-cxx.
6736 * config/moxie/moxie.c (moxie_function_value): First two
6737 parameters are const_tree, not tree.
6738 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6739 (REG_CLASS_NAMES): Ditto.
6740 (REGNO_REG_CLASS): Ditto.
6741 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6742 (moxie_function_value): Fix constyness of arguments.
6744 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6746 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6747 finalize_size_functions before further processing.
6748 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6749 (variable_size): Call self_referential_size on size expressions
6750 that contain a PLACEHOLDER_EXPR.
6751 (size_functions): New static variable.
6752 (copy_self_referential_tree_r): New static function.
6753 (self_referential_size): Likewise.
6754 (finalize_size_functions): New global function.
6755 * tree.c: Include tree-inline.h.
6756 (push_without_duplicates): New static function.
6757 (find_placeholder_in_expr): New global function.
6758 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6760 <tcc_expression>: Likewise.
6761 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6762 the call in the expression.
6763 * tree.h (finalize_size_functions): Declare.
6764 (find_placeholder_in_expr): Likewise.
6765 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6766 (substitute_placeholder_in_expr): Update comment.
6767 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6769 (copy_tree_body_r): Likewise.
6770 (copy_tree_body): New static function.
6771 (maybe_inline_call_in_expr): New global function.
6772 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6773 (maybe_inline_call_in_expr): Declare.
6774 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6775 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6778 2009-06-30 Richard Guenther <rguenther@suse.de>
6780 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6782 (propagate_necessity): Do not mark reaching defs of stores
6785 2009-06-30 Jan Hubicka <jh@suse.cz>
6787 * cfgloopanal.c (check_irred): Move into ...
6788 (mark_irreducible_loops): ... here; return true if ireducible
6790 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6791 (analyze_function): Try to prove loop finiteness.
6792 * cfgloop.h (mark_irreducible_loops): Update prototype.
6793 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6795 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6797 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6799 2009-06-30 Ira Rosen <irar@il.ibm.com>
6801 PR tree-optimization/40542
6802 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6805 2009-06-30 Martin Jambor <mjambor@suse.cz>
6807 PR tree-optimization/40582
6808 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6809 than useless_type_conversion_p.
6810 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6813 2009-06-30 Martin Jambor <mjambor@suse.cz>
6816 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6818 2009-06-30 Richard Guenther <rguenther@suse.de>
6820 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6821 use ao_ref references.
6822 (walk_aliased_vdefs): Likewise.
6823 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6824 * tree-ssa-dce.c (struct ref_data): Remove.
6825 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6826 (mark_aliased_reaching_defs_necessary): Adjust.
6827 (mark_all_reaching_defs_necessary_1): Likewise.
6829 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6832 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6833 (emit_store_flag_1): Extract from emit_store_flag, adjust
6834 calls to (what now is) emit_cstore.
6835 (emit_store_flag): Call emit_store_flag_1 and also use it
6836 for what used to be recursive calls.
6838 2009-06-30 Wei Guozhi <carrot@google.com>
6841 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6842 if the target bb post dominates from bb.
6843 * config/i386/i386.c (memory_address_length): Check existence of base
6844 register before using it.
6846 2009-06-30 Nick Clifton <nickc@redhat.com>
6847 DJ Delorie <dj@redhat.com>
6849 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6850 __FMOVD_ENABLED__ is defined.
6852 (TARGET_FMOVD): Provide a default definition.
6853 (MASK_FMOVD): Likewise.
6854 (TARGET_CPU_CPP_BUILTINS): Define
6855 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6856 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6857 two fmov instructions depending upon whether TARGET_FMOVD is
6859 (split for DF load from memory into register): Also handle
6860 MEMs which consist of REG+DISP addressing.
6861 (split for DF store from register to memory): Likewise.
6862 * config/sh/sh.opt (mfmovd): Remove this switch.
6863 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6864 * config/sh/sh.c (sh_override_options): Do not automatically
6865 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6866 that to the -mfmovd command line switch.
6868 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6870 (fldi_ok): Always allow.
6871 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6873 2009-06-29 DJ Delorie <dj@redhat.com>
6875 * doc/install.texi (mep-x-elf): Correct chip's full name.
6877 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6879 * doc/extend.texi: Fix typo.
6881 2009-06-29 Tom Tromey <tromey@redhat.com>
6884 * Makefile.in (DWARF2_H): New variable.
6886 (dwarf2out.o): Likewise.
6887 (dwarf2asm.o): Likewise.
6888 * config/i386/t-i386: Use DWARF2_H.
6889 * except.c: Include elf/dwarf2.h.
6890 * unwind-dw2.c: Include elf/dwarf2.h.
6891 * dwarf2out.c: Include elf/dwarf2.h.
6892 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6893 <dtprel>: New field.
6894 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6895 (size_of_loc_descr): Likewise.
6896 (output_loc_operands_raw): Likewise.
6897 (output_loc_operands): Handle new dtprel field.
6898 (loc_checksum): Update.
6899 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6900 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6901 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6902 * dwarf2asm.c: Include elf/dwarf2.h.
6903 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6904 * config/mmix/mmix.c: Include elf/dwarf2.h.
6905 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6906 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6907 * config/sh/sh.c: Include elf/dwarf2.h.
6908 * config/i386/i386.c: Include elf/dwarf2.h.
6910 2009-06-29 DJ Delorie <dj@redhat.com>
6912 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6914 * doc/extend.texi: Add MeP attributes and pragmas.
6915 * doc/invoke.text: Add MeP Options.
6916 * doc/contrib.texi: Add MeP contribution.
6917 * doc/md.texi: Add MeP constraints.
6918 * doc/install.texi: Add MeP target.
6920 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6922 * target.h (struct gcc_target): Add frame_pointer_required field.
6923 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6924 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6925 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6927 * reload1.c (update_eliminables): (Ditto.).
6928 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6929 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6930 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6932 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6934 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6935 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6936 (arm_frame_pointer_required): New function.
6938 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6939 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6940 (avr_frame_pointer_required_p): Declare as static.
6941 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6943 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6944 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6945 (bfin_frame_pointer_required): Make as static, change return type
6947 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6949 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6950 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6951 (cris_frame_pointer_required): New function.
6953 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6955 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6956 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6957 (fr30_frame_pointer_required): New function.
6959 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6960 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6961 (frv_frame_pointer_required): Make as static, change return type
6963 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6965 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6966 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6967 (ix86_frame_pointer_required): Make as static, change return type to
6969 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6971 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6972 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6974 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6976 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6978 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6980 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6981 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6982 (mips_frame_pointer_required): Make as static.
6983 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6985 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6986 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6987 (mmix_frame_pointer_required): Mew function.
6989 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6990 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6992 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6994 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6996 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6998 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6999 (CAN_ELIMINATE): Redefine.
7000 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7001 (sparc_frame_pointer_required): New function.
7002 (sparc_can_eliminate): New function.
7003 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
7005 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
7006 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7008 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
7009 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7010 (xtensa_frame_pointer_required): Make as static, change return type
7012 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
7015 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
7017 * doc/plugins.texi: Document PLUGIN_START_UNIT.
7018 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
7019 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
7020 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
7021 (register_callback): Handle PLUGIN_START_UNIT.
7022 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
7024 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
7026 * tree.c (process_call_operands): Propagate TREE_READONLY from the
7028 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
7029 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
7031 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
7033 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
7036 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
7038 * doc/extend.texi (Additional Floating Types): __float128 is also
7039 supported on i386 targets.
7041 2009-06-29 Richard Guenther <rguenther@suse.de>
7044 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7046 (pt_solutions_same_restrict_base): Declare.
7047 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
7049 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
7050 (make_constraint_from, make_copy_constraint): Move earlier.
7051 (make_constraint_from_heapvar): New function.
7052 (make_constraint_from_restrict): Likewise.
7053 (handle_lhs_call): Use it.
7054 (find_func_aliases): Use it to track conversions to restrict
7056 (struct fieldoff): Add only_restrict_pointers flag.
7057 (push_fields_onto_fieldstack): Initialize it.
7058 (create_variable_info_for): Track global restrict qualified pointers.
7059 (intra_create_variable_infos): Use make_constraint_from_heapvar.
7060 Track restrict qualified pointer arguments.
7061 (set_uids_in_ptset): Use varinfo is_global_var flag.
7062 (find_what_var_points_to): Set the vars_contains_restrict flag.
7063 Always create the points-to solution for sets including restrict tags.
7064 (pt_solutions_same_restrict_base): New function.
7065 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
7066 qualified pointers use pt_solutions_same_restrict_base as
7067 additional source for disambiguation.
7069 2009-06-29 Richard Guenther <rguenther@suse.de>
7072 * alias.c (find_base_decl): Remove.
7073 (get_deref_alias_set_1): Remove restrict handling.
7074 * c-common.c (c_apply_type_quals_to_decl): Do not set
7075 DECL_POINTER_ALIAS_SET.
7076 * gimplify.c (find_single_pointer_decl_1): Remove.
7077 (find_single_pointer_decl): Likewise.
7078 (internal_get_tmp_var): Remove restrict handling.
7079 (gimple_regimplify_operands): Likewise.
7080 * omp-low.c (expand_omp_atomic_pipeline): Do not set
7081 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
7082 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
7083 * tree.c (restrict_base_for_decl): Remove.
7084 (init_ttree): Do not allocate it.
7085 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
7086 LABEL_DECL_UID for label decls.
7087 (copy_node_stat): Do not copy restrict information.
7088 (decl_restrict_base_lookup): Remove.
7089 (decl_restrict_base_insert): Likewise.
7090 (print_restrict_base_statistics): Likewise.
7091 (dump_tree_statistics): Do not call print_restrict_base_statistics.
7092 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
7093 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
7094 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
7095 (LABEL_DECL_UID): Adjust.
7096 (DECL_BASED_ON_RESTRICT_P): Remove.
7097 (DECL_GET_RESTRICT_BASE): Likewise.
7098 (SET_DECL_RESTRICT_BASE): Likewise.
7099 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
7101 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
7102 instead of DECL_POINTER_ALIAS_SET.
7103 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7104 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
7105 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
7107 2009-06-29 Richard Guenther <rguenther@suse.de>
7109 PR tree-optimization/40579
7110 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
7111 the IL to simplify has constants that overflowed.
7113 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
7115 PR tree-optimization/40550
7116 * tree-vect-generic.c (expand_vector_operations_1): Compute in
7117 vector_compute_type only when the size of vector_compute_type is
7118 less than the size of type.
7120 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
7122 * fold-const.c (contains_label_1): Fix comments.
7123 (contains_label_p): Do not walk trees multiple time.
7125 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7127 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
7128 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
7129 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
7130 ix86_fp_comparison_operator.
7131 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
7132 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
7133 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
7134 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
7135 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
7136 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
7137 (related splits): Change predicate to ix86_fp_comparison_operator.
7138 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
7139 instead of ix86_fp_comparison_codes.
7140 (ix86_trivial_fp_comparison_operator,
7141 ix86_fp_comparison_operator): New.
7142 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
7143 (ix86_expand_compare): Eliminate last two parameters.
7144 (ix86_fp_jump_nontrivial_p): Kill.
7145 * config/i386/i386.c (put_condition_code): Eliminate call to
7146 ix86_fp_comparison_codes and subsequent assertion.
7147 (ix86_fp_comparison_codes): Eliminate.
7148 (ix86_fp_swap_condition): New.
7149 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
7150 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
7151 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
7152 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
7153 and ix86_fp_swap_condition.
7154 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
7155 Use ix86_fp_comparison_strategy.
7156 (ix86_expand_compare): Likewise. Eliminate last two arguments.
7157 (ix86_fp_jump_nontrivial_p): Eliminate.
7158 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
7159 call to ix86_expand_compare.
7160 (ix86_split_fp_branch, ix86_expand_setcc,
7161 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
7162 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
7164 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7166 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
7167 related to jump_clobbers.
7168 * config/arm/arm.md (conds): Remove jump_clob case.
7169 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
7170 splits): Change comparison_operator to arm_comparison_operator.
7171 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
7174 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7176 * dojump.c (do_compare_rtx_and_jump): Try swapping the
7177 condition for floating point modes.
7178 * expmed.c (emit_store_flag_1): Move here a bigger part
7180 (emit_store_flag): Try swapping the condition for floating point
7182 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
7184 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7186 * expr.c (expand_expr_real_1): Just use do_store_flag.
7187 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
7188 emit_store_flag_force.
7189 * expmed.c (emit_store_flag_force): Copy here trick
7190 previously in expand_expr_real_1. Try reversing the comparison.
7191 (emit_store_flag_1): Work if target is NULL.
7192 (emit_store_flag): Work if target is NULL, using the result mode
7193 from the comparison. Use split_comparison, restructure final part
7194 to simplify conditionals.
7196 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7198 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
7199 * dojump.c (do_jump): Change handling of floating-point
7200 ops to use just do_compare_and_jump.
7201 (split_comparison): New.
7202 (do_compare_rtx_and_jump): Add here logic coming previously
7203 in do_jump, using split_comparison.
7205 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
7208 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
7210 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7212 * tree-ssa-alias.c: Fix unintentional commit.
7214 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7216 * passes.c (execute_one_pass): Fix unintentional commit.
7218 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7220 * df-problems.c (df_set_seen, df_unset_seen): Delete.
7221 (df_rd_local_compute, df_md_local_compute): Inline them.
7223 (df_md_scratch): New.
7224 (df_md_alloc, df_md_free): Allocate/free it.
7225 (df_md_local_compute): Only include live registers in init.
7226 (df_md_transfer_function): Prune the in-set computed by
7227 the confluence function, and the gen-set too.
7229 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7231 PR rtl-optimization/26854
7232 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
7233 * df-problems.c (df_rd_add_problem): Fix comment.
7234 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
7235 df_md_simulate_artificial_defs_at_top,
7236 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
7237 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
7238 df_md_transfer_function, df_md_init, df_md_confluence_0,
7239 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
7240 problem_MD, df_md_add_problem): New.
7241 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
7242 df_md_get_bb_info): New.
7243 (DF_LAST_PROBLEM_PLUS1): Adjust.
7245 * Makefile.in (fwprop.o): Include domwalk.h.
7246 * fwprop.c: Include domwalk.h.
7247 (reg_defs, reg_defs_stack): New.
7248 (bitmap_only_bit_between): Remove.
7249 (process_defs): New.
7250 (process_uses): Use reg_defs and local_md instead of
7251 bitmap_only_bit_between and local_rd.
7252 (single_def_use_enter_block): New, from build_single_def_use_links.
7253 (single_def_use_leave_block): New.
7254 (build_single_def_use_links): Remove code moved to
7255 single_def_use_enter_block, invoke domwalk.
7256 (use_killed_between): Adjust comment.
7258 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7260 * bitmap.h (bitmap_ior_and_into): New.
7261 * bitmap.c (bitmap_ior_and_into): New.
7263 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7265 * domwalk.h (struct dom_walk_data): Remove all callbacks except
7266 before_dom_children_before_stmts and after_dom_children_after_stmts.
7267 Rename the two remaining callbacks to just before_dom_children and
7268 after_dom_children. Remove other GIMPLE statement walking bits.
7269 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
7270 * graphite.c: Do not include domwalk.h.
7271 * tree-into-ssa.c (interesting_blocks): New global.
7272 (struct mark_def_sites_global_data): Remove it and names_to_rename.
7273 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
7274 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
7275 now that they're not domwalk callbacks.
7276 (rewrite_initialize_block): Rename to...
7277 (rewrite_enter_block): ... this, place after called functions. Test
7278 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
7279 (rewrite_finalize_block): Rename to...
7280 (rewrite_leave_block): ... this, place after called functions.
7281 (rewrite_update_init_block): Rename to...
7282 (rewrite_update_enter_block): ... this, place after called functions.
7283 Test interesting_blocks, call rewrite_update_stmt and
7284 rewrite_update_phi_arguments.
7285 (rewrite_update_fini_block): Rename to...
7286 (rewrite_leave_block): ... this, place after called functions.
7287 (rewrite_blocks): Remove last argument, simplify initialization of
7289 (mark_def_sites_initialize_block): Rename to...
7290 (mark_def_sites_block): ... this, call mark_def_sites.
7291 (mark_def_sites_blocks): Remove argument, simplify initialization of
7293 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7294 (update_ssa): Likewise.
7295 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7297 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7298 (dom_opt_initialize_block): Rename to...
7299 (dom_opt_enter_block): ... this, place after called functions. Walk
7300 statements here, inline propagate_to_outgoing_edges.
7301 (dom_opt_finalize_block): Rename to...
7302 (dom_opt_leave_block): ... this, place after called functions.
7303 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7305 (dse_enter_block, dse_record_phi): New.
7306 (dse_record_phis): Delete.
7307 (dse_finalize_block): Rename to...
7308 (dse_leave_block): ... this.
7309 (tree_ssa_dse): Simplify initialization of walk_data.
7310 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7311 Adjust initialization of walk_data.
7312 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7313 * tree-ssa-loop-phiopt.c (get_non_trapping):
7314 Adjust initialization of walk_data.
7315 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7316 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7317 it's not a domwalk callback.
7318 (uncprop_initialize_block): Rename to...
7319 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7320 (dse_finalize_block): Rename to...
7321 (dse_leave_block): ... this.
7322 (tree_ssa_uncprop): Simplify initialization of walk_data.
7323 * Makefile.in: Adjust dependencies.
7325 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7327 * arm.md (casesi): Fix test for Thumb1.
7328 (thumb1_casesi_internal_pic): Likewise.
7329 (thumb1_casesi_dispatch): Likewise.
7331 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7333 * config/arm/arm-cores.def: Added core cortex-m0.
7334 * config/arm/arm-tune.md: Regenerated.
7335 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7337 2009-06-26 DJ Delorie <dj@redhat.com>
7339 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7341 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7342 the scheduler doesn't tag jump insns.
7344 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7346 * c-decl.c (merge_decls): Re-indent.
7348 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7351 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7352 Special-case decimal float constants.
7354 2009-06-26 Richard Henderson <rth@redhat.com>
7356 * function.h (struct function): Add cannot_be_copied_reason,
7357 and cannot_be_copied_set.
7358 * tree-inline.c (has_label_address_in_static_1): Rename from
7359 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7360 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7361 don't set inline_forbidden_reason.
7362 (copy_forbidden): New function, split out of inline_forbidden_p.
7363 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7364 (inline_forbidden_p): Use copy_forbidden.
7365 (tree_versionable_function_p): Likewise.
7366 (inlinable_function_p): Merge into tree_inlinable_function_p.
7367 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7368 * ipa-cp.c (ipcp_versionable_function_p): New function.
7369 (ipcp_cloning_candidate_p): Use it.
7370 (ipcp_node_modifiable_p): Likewise.
7372 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7374 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7375 that is marked not to be inlined. Remove flag_mudflap use.
7376 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7377 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7379 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7382 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7383 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7385 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7387 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7389 (__mingwthr_remove_key_dtor): Likewise.
7391 2009-06-26 Richard Guenther <rguenther@suse.de>
7393 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7395 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7398 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7399 try the non-cond_exec path also.
7401 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7404 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7405 (output_cbranch): Use new functions.
7406 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7409 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7410 Pat Haugen <pthaugen@us.ibm.com>
7411 Revital Eres <ERES@il.ibm.com>
7413 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7414 for %c error. Add %x support to print VSX registers as a unified
7415 register set, instead of separate float and altivec registers.
7416 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7417 %y case, and add support for VSX pre-modify addresses.
7418 (output_toc): Add assert for CONST containing an integer constant
7420 (rs6000_adjust_cost): Add POWER7 support.
7421 (insn_must_be_first_in_group): Ditto.
7422 (insn_must_be_last_in_group): Ditto.
7423 (rs6000_emit_popcount): Ditto.
7424 (rs6000_vector_mode_supported_p): Ditto.
7426 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7427 Change some of the functions called by macros to being called
7428 through a pointer, so debug functions can be inserted if
7429 -mdebug=addr or -mdebug=cost.
7430 (rs6000_preferred_reload_class_ptr): Ditto.
7431 (rs6000_secondary_reload_class_ptr): Ditto.
7432 (rs6000_secondary_memory_needed_ptr): Ditto.
7433 (rs6000_cannot_change_mode_class_ptr): Ditto.
7434 (rs6000_secondary_reload_inner): Ditto.
7435 (rs6000_legitimize_reload_address): Ditto.
7436 (rs6000_legitimize_reload_address_ptr): Ditto.
7437 (rs6000_mode_dependent_address): Ditto.
7438 (rs6000_mode_dependent_address_ptr): Ditto.
7440 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7441 function to return true if the mode allows reg + integer
7443 (virtual_stack_registers_memory_p): New function to return true if
7444 the address refers to a virtual stack register.
7445 (rs6000_legitimate_offset_address_p): Move code to say whether a
7446 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7448 (rs6000_legitimate_address_p): Add checks for modes that only can
7449 do reg+reg addressing. Start adding VSX support.
7450 (rs6000_legitimize_reload_address): Ditto.
7451 (rs6000_legitimize_address): Ditto.
7452 (rs6000_debug_legitimate_address_p): New debug functions for
7453 -mdebug=addr and -mdebug=cost.
7454 (rs6000_debug_rtx_costs): Ditto.
7455 (rs6000_debug_address_costs): Ditto.
7456 (rs6000_debug_adjust_cost): Ditto.
7457 (rs6000_debug_legitimize_address): Ditto.
7458 (rs6000_legitimize_reload_address_ptr): Point to call normal
7459 function or debug function. Make functions called via pointer
7461 (rs6000_mode_dependent_address_ptr): Ditto.
7462 (rs6000_secondary_reload_class_ptr): Ditto.
7463 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7464 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7465 into a friendlier error.
7466 (rs6000_init_builtins): Add initial VSX support.
7467 (rs6000_adjust_cost): Fix some spacing issues.
7469 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7470 (REG_CLASS_NAMES): Ditto.
7471 (REG_CLASS_CONTENTS): Ditto.
7472 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7473 pointer, to add -mdebug=addr support.
7474 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7475 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7476 -mdebug=addr support.
7477 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7478 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7479 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7481 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7483 (bswapsi*): Set attribute types for load/store. Add combiner
7484 patterns to eliminate zero extend on 64-bit.
7485 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7486 stdbrx if the hardware supports those instructions.
7488 2009-06-25 Ian Lance Taylor <iant@google.com>
7490 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7491 (Link Options): Document -static-libstdc++.
7493 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7496 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7497 DATA_ALIGNMENT instead.
7499 2009-06-25 Richard Guenther <rguenther@suse.de>
7501 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7502 indirect references against the callused/escaped solutions.
7503 (call_may_clobber_ref_p_1): Likewise.
7505 2009-06-25 Martin Jambor <mjambor@suse.cz>
7507 PR tree-optimization/40493
7508 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7509 (enum unscalarized_data_handling): New type.
7510 (handle_unscalarized_data_in_subtree): Return what has been done.
7511 (load_assign_lhs_subreplacements): Handle left flushes differently.
7512 (sra_modify_assign): Use unscalarized_data_handling, simplified
7513 condition determining whether to remove the statement.
7515 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7517 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7518 excerpt - @ should be doubled for texinfo.
7520 2009-06-24 Ian Lance Taylor <iant@google.com>
7522 * config/arc/arc.c: Include "df.h".
7523 (arc_attribute_table): Make static. Move higher in file.
7524 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7525 (output_shift): Initialize n later to avoid warning.
7526 * config/arm/arm.c (arm_attribute_table): Make static. Move
7528 * config/avr/avr.c (avr_attribute_table): Make static. Move
7530 (reg_class_tab): Change array type from int to enum reg_class.
7531 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7533 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7534 (lshrhi3_out): Likewise.
7535 (class_likely_spilled_p): Change return type to bool.
7536 (avr_rtx_costs): Use local code variable with enum type.
7537 * config/avr/avr.md (movmemhi): Use add_reg_note.
7538 (andhi3, andsi3): Don't use AS2 with "and".
7539 (iorhi3, iorsi3): Don't use AS2 with "or".
7540 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7541 * config/crx/crx.c: Include "df.h".
7542 (crx_attribute_table): Make static.
7543 * config/m32r/m32r.c: Include "df.h".
7544 (m32r_attribute_table): Make static. Move higher in file.
7545 (pop): Use add_reg_note.
7546 (block_move_call): Change 0 to LCT_NORMAL in function call.
7547 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7548 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7549 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7550 declare, not just when TREE_CODE is defined.
7551 * config/m68hc11/m68hc11.c: Include "expr.h".
7552 (m68hc11_attribute_table): Make static. Move higher in file.
7553 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7555 (m68hc11_register_indirect_p): Likewise.
7556 (m68hc11_function_arg_padding): Change return type to enum
7558 (emit_move_after_reload): Use add_reg_note.
7559 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7560 (m68hc11_split_logical): Likewise.
7561 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7563 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7564 to VOIDmode in function call.
7565 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7567 (m68hc11_split_logical): Update declaration.
7568 (m68hc11_function_arg_padding): Update declaration.
7569 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7570 to array of enum reg_class.
7571 (mcore_attribute_table): Make static. Move higher in file.
7572 (mcore_rtx_costs): Add cast to enum type.
7573 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7574 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7575 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7577 * config/sh/predicates.md (trapping_target_operand): Rename and to
7579 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7581 * config/spu/spu.c (spu_attribute_table): Make static. Move
7583 * config/v850/v850.c (v850_attribute_table): Make static. Move
7585 (v850_rtx_costs): Use local code with enum type.
7586 (expand_epilogue): Add cast.
7587 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7589 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7592 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7593 -m2a-single-only and -m2a-nofpu.
7594 * config/sh/sh.opt: Document m2a generates FPU code.
7596 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7598 * defaults.h (CAN_ELIMINATE): Provide default.
7599 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7600 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7601 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7602 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7603 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7604 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7605 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7606 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7607 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7608 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7610 2009-06-24 DJ Delorie <dj@redhat.com>
7612 * mep-ext-cop.cpu: Fix copyright notice.
7613 * mep-default: Fix copyright notice.
7614 * mep-core: Fix copyright notice.
7615 * mep: Fix copyright notice.
7616 * mep-ivc2: Fix copyright notice.
7617 * mep-c5: Fix copyright notice.
7619 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7621 * doc/contrib.texi (Contributors):
7623 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7626 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7627 src and dst operands if necessary.
7629 2009-06-23 DJ Delorie <dj@redhat.com>
7632 * config.gcc: Add mep support.
7633 * recog.c: Resurrect validate_replace_rtx_subexp().
7634 * recog.h: Likewise.
7635 * config/mep/: Add new port:
7636 * config/mep/constraints.md: New file.
7637 * config/mep/default.h: New file.
7638 * config/mep/intrinsics.h: New file.
7639 * config/mep/intrinsics.md: New file.
7640 * config/mep/ivc2-template.h: New file.
7641 * config/mep/mep-c5.cpu: New file.
7642 * config/mep/mep-core.cpu: New file.
7643 * config/mep/mep-default.cpu: New file.
7644 * config/mep/mep-ext-cop.cpu: New file.
7645 * config/mep/mep-intrin.h: New file.
7646 * config/mep/mep-ivc2.cpu: New file.
7647 * config/mep/mep-lib1.asm: New file.
7648 * config/mep/mep-lib2.c: New file.
7649 * config/mep/mep-pragma.c: New file.
7650 * config/mep/mep-protos.h: New file.
7651 * config/mep/mep-tramp.c: New file.
7652 * config/mep/mep.c: New file.
7653 * config/mep/mep.cpu: New file.
7654 * config/mep/mep.h: New file.
7655 * config/mep/mep.md: New file.
7656 * config/mep/mep.opt: New file.
7657 * config/mep/predicates.md: New file.
7658 * config/mep/t-mep: New file.
7660 2009-06-23 Ian Lance Taylor <iant@google.com>
7662 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7663 from loose_warn into c_loose_warn and from strict_warn into
7664 c_strict_warn. Set and substitute warn_cxxflags. Check for
7665 --enable-build-with-cxx. Set and substitute
7666 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7667 * Makefile.in (CXXFLAGS): New variable.
7668 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7669 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7670 the default is the same as $(STRICT_WARN).
7671 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7672 (CXX): New variable.
7673 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7674 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7675 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7676 (HOST_LIBS): New variable.
7677 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7678 (ALL_CXXFLAGS): New variable.
7679 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7680 * doc/install.texi (Configuration): Document
7681 --enable-build-with-cxx, --with-stage1-ldflags,
7682 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7683 * configure: Rebuild.
7685 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7687 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7688 from previous commit.
7690 2009-06-23 Ian Lance Taylor <iant@google.com>
7692 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7694 2009-06-23 Ian Lance Taylor <iant@google.com>
7696 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7697 with ATTRIBUTE_UNUSED.
7699 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7700 Pat Haugen <pthaugen@us.ibm.com>
7701 Revital Eres <eres@il.ibm.com>
7703 * config.in (HAVE_AS_POPCNTD): Add default definition.
7704 (HAVE_AS_LWSYNC): Ditto.
7706 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7708 (gcc_cv_as_powerpc_cmpb): Ditto.
7709 (gcc_cv_as_powerpc_dfp): Ditto.
7710 (gcc_cv_as_powerpc_vsx): Ditto.
7711 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7712 supporting the popcntd/lwsync instructions.
7713 (gcc_cv_as_powerpc_lwsync): Ditto.
7714 * configure: Regenerate.
7716 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7717 -mcpu=native and -mcpu=power7.
7718 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7720 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7721 a variable instead of a mask to reduce the number of mask bits.
7722 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7723 (-mbit-word): Ditto.
7724 (-mregnames): Ditto.
7725 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7726 (-mfused-madd): Ditto.
7728 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7730 (-mvsx): New switch for VSX instructions.
7731 (-misel): Move from a variable to a mask to allow it to be set by
7734 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7735 function declaration to an array declaration.
7736 (rs6000_hard_regno_nregs): New external array declaration.
7738 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7739 files included by rs6000.md.
7741 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7742 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7744 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7746 (rs6000_debug_reg): New -mdebug= variables.
7747 (rs6000_debug_addr): Ditto.
7748 (rs6000_debug_cost): Ditto.
7749 (rs6000_pmode): New variable to hold Pmode.
7750 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7751 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7752 calculated at compiler start.
7753 (rs6000_hard_regno_nregs): Change function to an array which holds
7754 HARD_REGNO_NREGS calculated at compiler start.
7755 (rs6000_explicit_options): Delete isel field.
7756 (rs6000_vector_unit): New array to hold which vector unit
7757 supports arithmetic options for a given type.
7758 (rs6000_vector_mem): New array to hold which vector unit supports
7759 memory reference operations for a given type.
7760 (rs6000_vector_align): New array to given the alignment of each
7762 (power7_cost): New basic costs for power7.
7763 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7764 (rs6000_hard_regno_nregs_internal): New function, moved from
7765 HARD_REGNO_NREGS, to calculate the number of registers each hard
7766 register takes for each type.
7767 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7768 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7769 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7770 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7771 unit information here so it is calculated once at compiler startup
7773 (rs6000_override_options): Make -misel a target mask. Add more
7774 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7775 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7777 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7778 (rs6000_handle_option): Move -misel from variable to target mask.
7779 (rs6000_builtin_mask_for_load): Add VSX support.
7780 (rs6000_conditional_register_usage): Ditto.
7781 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7782 (function_arg_boundary): Ditto.
7783 (rs6000_expand_builtin): Ditto.
7784 (def_builtin): Make abort message a little friendlier.
7785 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7787 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7788 assembler support the popcntd instruction instead of a vsx
7789 instruction to enable power7 support.
7790 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7791 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7792 option to the assembler if -mcpu=native.
7793 (ASM_CPU_NATIVE_SPEC): Ditto.
7794 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7796 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7797 the lwsync instruction.
7798 (enum processor_type): Add PROCESSOR_POWER7.
7799 (rs6000_debug_reg): New -mdebug= options.
7800 (rs6000_debug_addr): Ditto.
7801 (rs6000_debug_cost): Ditto.
7802 (rs6000_isel): Delete.
7803 (enum rs6000_vector): New enum to say what vector unit we have.
7804 (VECTOR_UNIT_*): New macros to say which vector unit has
7805 arithmetic operations for a given type.
7806 (VECTOR_MEM_*): New macros to say which vector unit has memory
7807 operations for a given type.
7808 (TARGET_LDBRX): Whether the machine supports the ldbrx
7810 (TARGET_ISEL): Delete, -misel moved to be a mask.
7811 (TARGET_ISEL64): New macro for 64-bit isel support.
7812 (UNITS_PER_VSX_WORD): New macro.
7813 (POINTER_SIZE): Move to be an external variable, rather than
7814 calculating whether we are generating 32 ot 64-bit code.
7816 (STACK_BOUNDARY): Add VSX support.
7817 (LOCAL_ALIGNMENT): Ditto.
7818 (SLOW_UNALIGNED_ACCESS): Ditto.
7819 (VSX_REGNO_P): New macro for VSX support.
7820 (VFLOAT_REGNO_P): Ditto.
7821 (VINT_REGNO_P): Ditto.
7822 (VLOGICAL_REGNO_P): Ditto.
7823 (VSX_VECTOR_MODE): Ditto.
7824 (VSX_SCALAR_MODE): Ditto.
7826 (VSX_MOVE_MODE): Ditto.
7827 (VSX_REG_CLASS_P): Ditto.
7828 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7830 (UNITS_PER_SIMD_WORD): Add VSX support.
7831 (MODES_TIEABLE_P): Ditto.
7832 (STARTING_FRAME_OFFSET): Ditto.
7833 (STACK_DYNAMIC_OFFSET): Ditto.
7834 (EPILOGUE_USES): Ditto.
7835 (REGNO_REG_CLASS): Move to array lookup.
7836 (CLASS_MAX_NREGS): Ditto.
7837 (rs6000_vector_reg_class): Add declaration.
7838 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7839 overlap with the floating point and Altivec registers.
7841 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7843 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7844 give the appropriate asm switches if -mcpu=native.
7845 (host_detect_local_cpu): Add support for "asm".
7846 (host_detect_local_cpu): Follow GNU code guidelines for name.
7848 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7849 -mbit-word to a variable instead of being a target mask.
7851 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7852 emit the lwsync instruction instead of emitting the instruction as
7853 an integer constant.
7855 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7856 fixuns_trundfsi2, move expander into rs6000.md.
7858 * config/rs6000/rs6000.md (cpu): Add power7.
7859 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7860 (logical predicate patterns): Change the single instruction
7861 primitives that set CR0 to be fast_compare instead of compare.
7863 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7864 (popcntddi2): Ditto.
7865 (popcount<mode>): Ditto.
7866 (floating multiply/add insns): Name the floating point
7868 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7869 (isel_unsigned_<mode>): Ditto.
7870 (fixuns_trundfsi2): Move expander here from spe.md.
7871 (smindi3): Define if we have -misel on 64-bit systems.
7876 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7878 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7880 * config/avr/avr.c (avr_current_device): New variable.
7881 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7882 (avr_arch, mcu_type_s): Move to avr.h.
7883 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7884 default_data_section_start fields.
7885 (avr_arch): Moved from avr.c.
7886 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7887 library_name fields.
7888 (avr_current_device, avr_mcu_types, avr_arch_types,
7889 avr_device_to_arch, avr_device_to_data_start,
7890 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7891 (EXTRA_SPEC_FUNCTIONS): Define.
7892 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7893 options mapping. Use device_to_arch and device_to_data_start insted.
7894 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7895 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7896 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7897 * config/avr/driver-avr.c: New file.
7898 * config/avr/avr-devices.c: New file.
7900 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7902 * var-tracking.c (unshare_variable): Force initialized to
7903 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7904 (set_variable_part): Likewise.
7905 (struct variable_union_info): Remove pos_src field.
7906 (vui_vec, vui_allocated): New variables.
7907 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7908 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7909 == 1 use a simpler sorting algorithm. Compute pos field right
7910 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7911 Avoid quadratic comparison if !flag_var_tracking_uninit.
7912 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7913 unshare_variable unconditionally.
7914 (dataflow_set_different_2): Removed.
7915 (dataflow_set_different): Don't traverse second hash table.
7916 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7917 unconditionally to var_reg_set or var_mem_set.
7918 (emit_notes_in_bb): Likewise.
7919 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7921 (emit_note_insn_var_location): Don't set initialized to
7922 VAR_INIT_STATUS_INITIALIZED early.
7923 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7925 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7927 * tree-object-size.c (addr_object_size): Instead of checking
7928 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7929 are no FIELD_DECLs following it.
7931 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7933 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7934 order to match bswaps with signed source operands.
7936 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7938 * sdbout.c (sdbout_one_type): Fix braces in switch.
7940 2009-06-23 Richard Guenther <rguenther@suse.de>
7942 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7944 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7945 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7946 var_callused, callused_tree, var_storedanything, storedanything_tree,
7947 var_integer, integer_tree): Remove global variables.
7948 (new_var_info): Do not pass new id, append the new var to the
7949 global variable vector.
7950 (do_ds_constraint): Use is_global_var member of the variable-info.
7951 (new_scalar_tmp_constraint_exp): Adjust.
7952 (create_function_info_for): Likewise.
7953 (create_variable_info_for): Likewise.
7954 (find_what_var_points_to): Remove dead code.
7955 (init_base_vars): Simplify.
7956 (compute_points_to_sets): Adjust.
7958 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7960 * combine.c (try_combine): Dump information about the insns we're
7963 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7965 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7966 check when calling force_to_mode on TRUNCATE's operand.
7968 2009-06-22 Ian Lance Taylor <iant@google.com>
7970 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7972 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7974 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7976 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7978 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7979 override library linkage flags such as -static-libgcc or
7982 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7984 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7986 2009-06-22 Ian Lance Taylor <iant@google.com>
7988 * config/linux.opt: Put mglibc ahead of muclibc.
7990 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7991 for duplicate decls.
7993 2009-06-22 Matthias Klose <doko@ubuntu.com>
7995 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7997 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8000 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
8001 instead of NULL if a parser error occurs.
8003 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8005 * dwarf2out.c (dwarf2_debug_hooks): Initialize
8006 non-DWARF2_DEBUGGING_INFO version.
8008 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
8010 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
8011 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
8013 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
8014 (LIBGCC2_TF_CEXT): Define.
8017 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8020 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
8022 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8024 * config/arm/arm.c (arm_override_options): Disable
8025 -mcaller-super-interworking and -mcallee-super-interworking.
8026 * doc/invoke.texi (ARM Options): Document this.
8028 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
8030 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
8031 * config/arm/constraints.md (j): New constraint for movw operands.
8032 (N): Remove thumb2 meaning.
8033 * config/arm/arm.md (*arm_movw): Delete.
8034 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
8035 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
8036 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
8038 2009-06-22 Martin Jambor <mjambor@suse.cz>
8040 PR tree-optimization/40492
8041 * tree-sra.c (sra_modify_assign): Pass zero offsets to
8042 build_ref_for_offset.
8044 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
8046 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
8047 JUMP_TABLE_DATA_P predicates where applicable.
8048 * auto-inc-dec.c: Ditto.
8049 * builtins.c: Ditto.
8050 * caller-save.c: Ditto.
8052 * cfgcleanup.c: Ditto.
8053 * cfglayout.c: Ditto.
8056 * combine-stack-adj.c: Ditto.
8062 * dwarf2asm.c: Ditto.
8063 * dwarf2out.c: Ditto.
8064 * emit-rtl.c: Ditto.
8070 * function.c: Ditto.
8073 * genpreds.c: Ditto.
8074 * genrecog.c: Ditto.
8076 * ira-costs.c: Ditto.
8077 * ira-lives.c: Ditto.
8080 * lower-subreg.c: Ditto.
8081 * modulo-sched.c: Ditto.
8083 * postreload.c: Ditto.
8084 * print-rtl.c: Ditto.
8093 * sched-vis.c: Ditto.
8095 * sel-sched-ir.c: Ditto.
8096 * simplify-rtx.c: Ditto.
8097 * targhooks.c: Ditto.
8098 * var-tracking.c: Ditto.
8099 * vmsdbgout.c: Ditto.
8101 2009-06-22 Matthias Klose <doko@ubuntu.com>
8103 * Makefile.in (install-plugin): Always use DESTDIR.
8105 2009-06-22 Olivier Hainque <hainque@adacore.com>
8107 * config/pa/pa.c (output_call): Don't optimize post call jumps
8108 into return address adjustments if the call may throw.
8110 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
8112 * arm.c (thumb1_output_casesi): New function.
8113 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
8114 optimizing for size or PIC.
8115 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
8116 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
8117 (casesi): Handle Thumb-1 when optimizing for size or PIC.
8118 (thumb1_casesi_internal_pic): New expand rule.
8119 (thumb1_casesi_dispatch): New pattern.
8120 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
8122 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
8123 in the text seciton when PIC or optimizing for size.
8124 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8125 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
8126 preservation properties of code.
8127 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
8128 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
8129 (__gnu_thumb1_case_si): New function.
8130 * t-arm (LIB1ASMSRC): Define here.
8131 (LIB1ASMFUNCS): Add some common functions.
8132 * t-arm-elf (LIB1ASMSRC): Delete.
8133 (LIB1ASMFUNCS): Append to existing set.
8134 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8135 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8136 * t-symbian (LIB1ASMFUNCS): Likewise.
8137 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8138 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8140 2009-06-21 Richard Guenther <rguenther@suse.de>
8142 PR tree-optimization/38729
8143 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
8144 to loops with a single exit if -fno-expensive-optimizations.
8146 2009-06-21 Jakub Jelinek <jakub@redhat.com>
8148 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
8149 (dataflow_set): Change vars type from htab_t to shared_hash.
8150 (shared_hash_pool, empty_shared_hash): New variables.
8151 (vars_clear): Removed.
8152 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
8153 shared_hash_find_slot_unshare, shared_hash_find_slot,
8154 shared_hash_find_slot_noinsert, shared_hash_find): New
8156 (shared_hash_unshare, shared_hash_destroy): New functions.
8157 (unshare_variable): Unshare set->vars if shared, use
8159 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
8160 (get_init_value, find_src_set_src, dump_dataflow_set,
8161 clobber_variable_part, emit_notes_for_differences): Use
8163 (dataflow_set_init): Remove second argument, set vars to
8164 empty_shared_hash instead of creating a new htab.
8165 (dataflow_set_clear): Call shared_hash_destroy and set vars
8166 to empty_shared_hash instead of calling vars_clear.
8167 (dataflow_set_copy): Don't call vars_copy, instead just share
8168 the src htab with dst.
8169 (variable_union): Use shared_hash_*, use initially NO_INSERT
8170 lookup if set->vars is shared. Don't keep slot cleared before
8171 calling unshare_variable. Unshare set->vars if needed.
8172 Even ->refcount == 1 vars must be unshared if set->vars is shared
8173 and var needs to be modified.
8174 (variable_canonicalize): New function.
8175 (dataflow_set_union): If dst->vars is empty, just share src->vars
8176 with dst->vars and traverse with variable_canonicalize to canonicalize
8177 and unshare what is needed.
8178 (dataflow_set_different): If old_set and new_set use the same shared
8179 htab, they aren't different. If number of htab elements is different,
8180 htabs are different. Use shared_hash_*.
8181 (dataflow_set_destroy): Call shared_hash_destroy instead of
8183 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
8184 second argument to dataflow_set_init.
8185 (vt_initialize): Likewise. Initialize shared_hash_pool and
8186 empty_shared_hash, move bb in/out initialization afterwards.
8187 Use variable_htab_free instead of NULL as changed_variables del hook.
8188 (variable_was_changed): Change type of second argument to pointer to
8189 dataflow_set. When inserting var into changed_variables, bump
8190 refcount. Unshare set->vars if set is shared htab and slot needs to
8192 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
8193 lookup if set->vars is shared. Unshare set->vars if needed.
8194 Even ->refcount == 1 vars must be unshared if set->vars is shared
8195 and var needs to be modified. Adjust variable_was_changed caller.
8196 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
8197 vars must be unshared if set->vars is shared and var needs to be
8198 modified. Adjust variable_was_changed caller.
8199 (emit_note_insn_var_location): Don't pool_free var.
8200 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
8202 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
8203 free_alloc_pool on shared_hash_pool.
8205 2009-06-20 Anthony Green <green@moxielogic.com>
8207 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
8208 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
8210 2009-06-20 Richard Guenther <rguenther@suse.de>
8212 * tree-ssa-structalias.c (find_func_aliases): For memset use
8213 a constraint from NULL if we memset to zero.
8214 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
8215 we explicitly handle that do not read from memory.
8216 (call_may_clobber_ref_p_1): Properly handle builtins that may
8219 2009-06-20 Richard Guenther <rguenther@suse.de>
8221 PR tree-optimization/40495
8222 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
8223 (new_scalar_tmp_constraint_exp): New function.
8224 (process_constraint): Do not create temporary decls.
8225 (process_all_all_constraints): Likewise.
8226 (handle_const_call): Likewise.
8227 (create_function_info_for): Do not set decl.
8229 2009-06-19 Ian Lance Taylor <iant@google.com>
8231 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
8232 (rs6000_attribute_table): Make static; move before use.
8234 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
8236 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
8237 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
8238 Propagate the TREE_READONLY flag without overwriting it.
8239 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
8240 Propagate the TREE_READONLY flag onto the result.
8241 (process_call_operands): Move around. Use correct constant value.
8243 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8246 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
8247 * config/arm/arm.md: Likewise.
8249 2009-06-19 Ian Lance Taylor <iant@google.com>
8251 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
8252 to GIMPLE_ERROR_MARK.
8254 * c-typeck.c (build_conditional_expr): Add op1_original_type and
8255 op2_original_type parameters. Warn about using different enum types.
8256 * c-parser.c (c_parser_conditional_expression): Pass original
8257 types to build_conditional_expr.
8258 * c-tree.h (build_conditional_expr): Update declaration.
8260 2009-06-19 Ian Lance Taylor <iant@google.com>
8262 * config/i386/i386.c (ix86_function_specific_save): Test that
8263 fields match values, rather than testing the values are in a
8266 2009-06-19 Richard Guenther <rguenther@suse.de>
8268 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
8270 (ptr_derefs_may_alias_p): Likewise.
8271 (ptr_deref_may_alias_ref_p_1): New function.
8272 (ptr_deref_may_alias_ref_p): Likewise.
8273 (ref_maybe_used_by_call_p_1): Handle builtins that are not
8274 covered by looking at the ESCAPED solution.
8275 (call_may_clobber_ref_p_1): Likewise.
8276 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
8277 Handle NULL_TREE offset. Do not produce redundant constraints.
8278 (process_all_all_constraints): New helper function.
8279 (do_structure_copy): Use it.
8280 (handle_lhs_call): Likewise.
8281 (find_func_aliases): Handle some builtins with pointer arguments
8282 and/or return values explicitly.
8284 2009-06-19 Ian Lance Taylor <iant@google.com>
8286 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
8288 2009-06-19 Ian Lance Taylor <iant@google.com>
8290 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8292 2009-06-19 Ian Lance Taylor <iant@google.com>
8294 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8295 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8298 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8299 uninitialized const.
8301 2009-06-19 Ian Lance Taylor <iant@google.com>
8303 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8306 * c-decl.c (in_struct, struct_types): Remove.
8307 (struct c_binding): Add in_struct field.
8308 (c_binding_ptr): Define type, along with VEC.
8309 (struct c_struct_parse_info): Define.
8310 (struct_parse_info): New static variable.
8311 (bind): Initialize in_struct field.
8312 (start_struct): Remove enclosing_in_struct and
8313 enclosing_struct_types parameters. Add
8314 enclosing_struct_parse_info parameter. Change all callers. Set
8315 struct_parse_info rather than in_struct and struct_types.
8316 (grokfield): If -Wc++-compat and there is a symbol binding for the
8317 field name, set the in_struct flag and push it on the
8318 struct_parse_info->fields vector.
8319 (warn_cxx_compat_finish_struct): New static function.
8320 (finish_struct): Remove enclosing_in_struct and
8321 enclosing_struct_types parameters. Add
8322 enclosing_struct_parse_info parameter. Change all callers. Don't
8323 set C_TYPE_DEFINED_IN_STRUCT here. Call
8324 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8325 parameter. Only push on struct_types if warn_cxx_compat.
8326 (finish_enum): Only push on struct_types if warn_cxx_compat.
8327 (declspecs_add_type): Add loc parameter. Change all callers.
8328 Change all error calls to error_at. Pass loc, not input_location,
8329 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8330 defined in a struct. If -Wc++-compat and parsing a struct, record
8331 that a typedef name was used.
8332 * c-parser.c (c_parser_declspecs): Get location to pass to
8334 (c_parser_struct_or_union_specifier): Update calls to start_struct
8336 * c-tree.h (struct c_struct_parse_info): Declare.
8337 (finish_struct, start_struct): Update declarations.
8338 (declspecs_add_type): Update declaration.
8340 2009-06-19 Ian Lance Taylor <iant@google.com>
8342 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8343 variable with an anonymous type.
8345 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8347 * see.c: Remove for real.
8349 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8351 * optabs.h (enum optab_index): Add new OTI_significand.
8352 (significand_optab): Define corresponding macro.
8353 * optabs.c (init_optabs): Initialize significand_optab.
8354 * genopinit.c (optabs): Implement significand_optab using
8355 significand?f2 patterns.
8356 * builtins.c (expand_builtin_mathfn): Handle
8357 BUILT_IN_SIGNIFICAND{,F,L}.
8358 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8359 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8361 * config/i386/i386.md (significandxf2, significand<mode>2): New
8362 expanders to implement significandf, significand and significandl
8363 built-ins as inline x87 intrinsics.
8365 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8367 * config/avr/avr.c (avr_override_options): Remove setting value of
8368 PARAM_INLINE_CALL_COST.
8370 2009-06-18 Richard Henderson <rth@redhat.com>
8373 * tree-pass.h (TDF_ASMNAME): New.
8374 * tree-dump.c (dump_options): Add asmname.
8375 * doc/invoke.texi: Document it.
8377 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8378 (dump_decl_name): ...here.
8379 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8380 (dump_generic_node): Update dump_function_name calls.
8381 (print_call_name): New flags arg; update all dump calls.
8382 * diagnostic.h (print_call_name): Update.
8383 * gimple-pretty-print.c (dump_gimple_call): Update.
8385 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8388 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8390 2009-06-18 Diego Novillo <dnovillo@google.com>
8392 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8393 * plugin.c (str_license): Declare.
8394 (try_init_one_plugin): Assert that the symbol
8395 'plugin_is_GPL_compatible' exists.
8397 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8400 * Makefile.in (OBJS-common): Remove see.o.
8402 * common.opt (fsee): Mark as preserved for backward compatibility.
8403 * opts.c (common_handle_option): Add OPT_fsee to the backward
8404 compatibility section.
8405 * passes.c (init_optimization_passes, pass_see): Remove pass.
8406 * timevar.def (TV_SEE): Remove.
8407 * tree-pass.h (pass_see): Remove declaration.
8408 * doc/invoke.texi (-fsee): Remove documentation.
8410 2009-06-18 Martin Jambor <mjambor@suse.cz>
8412 * tree-sra.c: Include statistics.h
8413 (sra_stats): New variable.
8414 (sra_initialize): Clear sra_stats.
8415 (create_access_replacement): Increment sra_stats.replacements.
8416 (get_access_replacement): Do not return twice.
8417 (analyze_all_variable_accesses): Increment statistics counter by the
8418 number of scalarized aggregates.
8419 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8420 (sra_modify_expr): Increment sra_stats.exprs.
8421 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8422 (sra_modify_assign): Increment sra_stats.exprs,
8423 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8424 (perform_intra_sra): Update statistics counters.
8425 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8427 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8429 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8430 (arm_scalar_mode_supported_p): New function.
8432 2009-06-18 Paul Brook <paul@codesourcery.com>
8433 Sandra Loosemore <sandra@codesourcery.com>
8435 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8436 (__extendhfsf2, __truncsfhf2): Define.
8437 * config/arm/fp16.c: New file.
8438 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8439 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8441 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8443 * doc/extend.texi (Half-Precision): New section.
8444 * doc/invoke.texi (Option Summary): List -mfp16-format.
8445 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8446 * config/arm/arm.opt (mfp16-format=): New.
8447 * config/arm/arm.c: Include intl.h.
8448 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8449 (TARGET_INVALID_RETURN_TYPE): Redefine.
8450 (TARGET_PROMOTED_TYPE): Redefine.
8451 (TARGET_CONVERT_TO_TYPE): Redefine.
8452 (arm_fp16_format): Define.
8453 (all_fpus): Add entry for neon-fp16.
8454 (fp_model_for_fpu): Likewise.
8455 (struct fp16_format): Declare.
8456 (all_fp16_formats): Define.
8457 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8459 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8461 (arm_legitimate_index_p): Treat HFmode like HImode.
8462 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8463 (coproc_secondary_reload_class): Special-case HFmode.
8464 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8465 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8466 (arm_init_fp16_builtins): New.
8467 (arm_init_builtins): Call it.
8468 (arm_invalid_parameter_type): New.
8469 (arm_invalid_return_type): New.
8470 (arm_promoted_type): New.
8471 (arm_convert_to_type).
8472 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8474 (arm_emit_fp16_const): New function.
8475 (arm_mangle_type): Mangle __fp16 as "Dh".
8476 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8478 (TARGET_NEON_FP16): New.
8479 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8480 (enum fputype): Add FPUTYPE_NEON_FP16.
8481 (enum arm_fp16_format_type): Declare.
8482 (arm_fp16_format): Declare.
8483 (LARGEST_EXPONENT_IS_NORMAL): Define.
8484 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8485 * config/arm/arm-modes.def (HFmode): Define.
8486 * config/arm/vfp.md: (*movhf_vfp): New.
8489 * config/arm/arm.md: (fpu): Add neon_fp16.
8490 (floatsihf2, floatdihf2): New.
8491 (fix_trunchfsi2, fix_trunchfdi2): New.
8495 (*arm32_movhf): New.
8496 (*thumb1_movhf): New.
8497 (consttable_2): Add check for HFmode constants.
8498 (consttable_4): Handle HFmode constants.
8500 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8502 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8504 2009-06-17 Olivier Hainque <hainque@adacore.com>
8506 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8507 const char ** conversion in AIX specific section.
8509 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8511 * config/i386/i386.c (ix86_special_builtin_type): Remove
8512 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8513 (bdesc_special_args): Updated.
8514 (ix86_init_mmx_sse_builtins): Likewise.
8515 (ix86_expand_special_args_builtin): Likewise.
8517 2009-06-17 Richard Henderson <rth@redhat.com>
8519 * tree-pretty-print.c (maybe_dump_asm_name): New.
8520 (dump_decl_name): Use it.
8521 (PRINT_FUNCTION_NAME): Merge into...
8522 (dump_function_name): ... here. Use maybe_dump_asm_name.
8524 2009-06-17 Cary Coutant <ccoutant@google.com>
8526 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8528 * debug.c (struct gcc_debug_hooks): Change placeholder for
8530 (debug_nothing_int_charstar_int): Replaced by...
8531 (debug_nothing_int_charstar_int_bool): ...this.
8532 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8533 source_line prototype.
8534 (debug_nothing_int_charstar_int): Replaced by...
8535 (debug_nothing_int_charstar_int_bool): ...this.
8536 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8537 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8538 Output is_stmt operand when necessary.
8539 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8540 (notice_source_line): Add is_stmt parameter.
8541 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8542 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8544 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8545 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8547 2009-06-17 Ian Lance Taylor <iant@google.com>
8549 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8551 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8554 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8556 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8557 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8558 tree_strip_sign_nop_conversions and
8559 tree_ssa_strip_useless_type_conversions rather than stripping
8560 the operations here.
8561 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8563 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8564 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8565 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8566 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8569 2009-06-17 Michael Eager <eager@eagercon.com>
8571 * config/rs6000/constraints.md (register_constraint "d"): New.
8572 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8573 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8574 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8575 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8576 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8577 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8578 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8579 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8580 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8581 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8583 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8584 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8585 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8586 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8587 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8588 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8589 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8590 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8591 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8592 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8593 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8594 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8595 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8596 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8598 2009-06-16 Ian Lance Taylor <iant@google.com>
8600 * profile.c (total_num_never_executed): Don't define.
8601 (compute_branch_probabilities): Don't count or print
8603 (init_branch_prob): Don't set total_num_never_executed.
8604 (end_branch_prob): Don't print total_num_never_executed.
8606 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8608 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8610 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8612 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8613 (nabstd2_fpr): Same.
8615 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8617 * expr.c (expand_assignment): Change complex type check.
8619 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8621 * doc/plugins.texi (Building GCC plugins): Added new section.
8623 2009-06-17 Ian Lance Taylor <iant@google.com>
8625 * c-pch.c (get_ident): Don't set size of templ array.
8626 (pch_init): Don't set size of partial_pch array.
8628 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8629 string constant to intialize an array whose size is the length of
8632 2009-06-17 Richard Guenther <rguenther@suse.de>
8634 PR tree-optimization/40389
8635 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8636 to addressable types.
8637 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8639 2009-06-17 Richard Guenther <rguenther@suse.de>
8642 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8643 if there is no evolution of left in the loop bail out.
8644 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8645 chrec_fold_multiply.
8647 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8648 Janis Johnson <janis187@us.ibm.com>
8651 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8652 for the symbol ref of a constant that is the source of a move
8653 - nor for any other not-obvious-label-ref constants.
8655 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8657 * plugin.c (position_pass): Skip newly inserted pass during list
8658 traversal to avoid repeated insertion.
8660 2009-06-16 Ian Lance Taylor <iant@google.com>
8662 * vec.h (VEC_stack_alloc): Define different version if
8663 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8664 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8665 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8666 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8668 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8670 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8672 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8673 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8674 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8675 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8676 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8677 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8678 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8679 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8680 __builtin_ia32_rdtscp.
8681 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8682 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8683 and __builtin_ia32_rorhi.
8684 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8685 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8686 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8687 (ix86_expand_args_builtin): Likewise.
8688 (ix86_expand_special_args_builtin): Likewise.
8690 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8691 (UNSPECV_RDTSC): Likewise.
8692 (UNSPECV_RDPMC): Likewise.
8693 (*bsr): Renamed to ...
8695 (*bsr_rex64): Renamed to ...
8699 (*rdpmc_rex64): Likewise.
8702 (*rdtsc_rex64): Likewise.
8704 (*rdtscp): Likewise.
8705 (*rdtscp_rex64): Likewise.
8707 * config/i386/ia32intrin.h: New.
8709 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8711 2009-06-16 Ian Lance Taylor <iant@google.com>
8713 * ira-build.c (copy_info_to_removed_store_destinations):
8714 Initialize parent_a.
8716 2009-06-16 Ian Lance Taylor <iant@google.com>
8718 * c-decl.c (grokdeclarator): Change size_varies to bool.
8720 2009-06-16 Ian Lance Taylor <iant@google.com>
8722 * sel-sched.c: Make forward declarations of move_op_hooks and
8723 fur_hooks explicitly extern.
8725 2009-06-16 Ian Lance Taylor <iant@google.com>
8727 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8728 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8730 2009-06-16 Ian Lance Taylor <iant@google.com>
8732 * resource.c (mark_referenced_resources): Change
8733 include_delayed_effects parameter to bool. Change all callers.
8734 (mark_end_of_function_resources): Likewise.
8735 * reorg.c (insn_references_resource_p): Likewise.
8736 (insn_sets_resource_p): Likewise.
8737 * resource.h (mark_referenced_resources): Update declaration.
8738 (mark_end_of_function_resources): Update declaration.
8740 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8742 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8744 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8746 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8747 GCC can bootstrap on AIX with GNU Binutils 2.20.
8749 2009-06-16 Ian Lance Taylor <iant@google.com>
8751 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8753 2009-06-16 Ian Lance Taylor <iant@google.com>
8755 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8756 inline, not extern inline.
8757 (exact_log2): Likewise.
8758 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8760 (exact_log2): Likewise, but don't test CTZ_HWI.
8762 2009-06-16 Ian Lance Taylor <iant@google.com>
8764 * bitmap.c (bitmap_clear): Don't declare as inline.
8765 * gimple.c (gimplify_assign): Likewise.
8766 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8767 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8768 (sched_scan_info): Remove duplicate definition.
8770 2009-06-16 Ian Lance Taylor <iant@google.com>
8772 * c-common.c (skip_evaluation): Don't define.
8773 (c_inhibit_evaluation_warnings): Define global variable.
8774 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8775 than skip_evaluation.
8776 (convert_and_check, warn_for_div_by_zero): Likewise.
8777 * c-common.h (skip_evaluation): Don't declare.
8778 (c_inhibit_evaluation_warnings): Declare.
8779 * c-parser.c (c_parser_typeof_specifier): Set
8780 c_inhibit_evaluation_warnings rather than skip_evaluation.
8781 (c_parser_conditional_expression): Likewise.
8782 (c_parser_binary_expression): Likewise.
8783 (c_parser_sizeof_expression): Likewise.
8784 (c_parser_alignof_expression): Likewise.
8785 * c-typeck.c (build_indirect_ref): Check
8786 c_inhibit_evaluation_warnings rather than skip_evaluation.
8787 (build_conditional_expr, build_binary_op): Likewise.
8789 2009-06-16 Richard Guenther <rguenther@suse.de>
8791 * tree-ssa-alias.c (is_escape_site): Remove.
8792 * tree-ssa-alias.h (enum escape_type): Remove.
8793 (is_escape_site): Likewise.
8794 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8795 via casts and asms without deferring to is_escape_site.
8797 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8800 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8801 use gen_lowpart if op0 has complex mode.
8803 2009-06-16 Richard Guenther <rguenther@suse.de>
8805 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8806 variables add them to ESCAPED.
8807 (find_func_aliases): Do not make all indirectly stored values escaped.
8809 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8811 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8814 2009-06-16 Martin Jambor <mjambor@suse.cz>
8816 PR tree-optimization/40432
8817 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8818 check whether we need to force gimple register operand.
8820 2009-06-16 Martin Jambor <mjambor@suse.cz>
8822 PR tree-optimization/40413
8823 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8824 build_ref_for_offset.
8825 (propagate_subacesses_accross_link): Fix a typo in a comment.
8827 2009-06-16 Ira Rosen <irar@il.ibm.com>
8829 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8830 with additional parameter.
8831 * tree-vectorizer.h (enum vect_def_type): Add new value
8833 (enum vect_relevant): Add comments.
8834 (vect_is_simple_reduction): Add new argument.
8835 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8836 Detect nested cycles.
8837 (vect_is_simple_reduction): Update documentation, add an argument to
8838 distinguish inner-loop reduction from nested cycle, detect nested
8839 cycles, fix printings and indentation, don't swap operands in case
8841 (get_initial_def_for_reduction): Handle subtraction.
8842 (vect_create_epilog_for_reduction): Add new argument to specify
8844 (vect_finalize_reduction): Handle subtraction, fix comments.
8845 (vectorizable_reduction): Handle nested cycles. In case of nested
8846 cycle keep track of the reduction variable position. Call
8847 vect_is_simple_reduction with additional parameter. Use original
8848 statement code in reduction epilogue for nested cycle. Call
8849 vect_create_epilog_for_reduction with additional parameter.
8850 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8851 inner-loop vectorization.
8852 (vect_recog_widen_sum_pattern): Likewise.
8853 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8855 (vect_mark_stmts_to_be_vectorized): Likewise.
8856 (vect_get_vec_def_for_operand): Handle nested cycles.
8858 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8860 * doc/invoke.texi (Debugging Options): Fix option index entries
8861 for -fdump-statistics, -frandom-seed add entries for
8862 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8863 (FRV Options): Fix entries for -mTLS, -mtls.
8864 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8865 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8866 (M68hc1x Options): Fix @itemx for -mnominmax.
8867 (MCore Options): Fix entry for -mno-lsim.
8868 (MMIX Options): Fix entry for -mabi=mmixware.
8869 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8871 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8873 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8874 Mention the plugin mode of gengtype.
8875 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8876 * gengtype.c: Updated copyright.
8877 (plugin_files, nb_plugin_files) Added new static variables.
8878 (measure_input_list) Care about plugin_files.
8879 (write_rtx_next): Added early return in plugin mode.
8880 (create_file): Updated copyright year in generated file. Added
8882 (oprintf): Added early return if NULL outf.
8883 (get_output_file_with_visibility): Care of plugin_files.
8884 (get_output_file_name): May return null.
8885 (write_local): Added early return.
8886 (put_mangled_filename): Ditto.
8887 (finish_root_table): Added check for base_files.
8888 (write_roots): Care about null when plugins.
8889 (main): Added plugin mode.
8891 2009-06-15 Ian Lance Taylor <iant@google.com>
8893 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8894 * gcov.c (read_count_file): Add braces around variables declared
8897 * c.opt (Wjump-misses-init): New warning.
8898 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8899 -Wall and -Wc++-compat if not already set.
8900 (c_common_post_options): Clear warn_jump_misses_init if it was not
8902 * c-decl.c (struct c_binding): Change type field to a union with
8903 new label field. Make it the first field in the struct. Update
8904 references to type to use u.type instead.
8905 (struct c_spot_bindings): Define.
8906 (struct c_goto_bindings): Define.
8907 (c_goto_bindings_p): Define, along with VECs.
8908 (struct c_label_vars): Define.
8909 (struct c_scope): Add has_label_bindings field.
8910 (bind_label, set_spot_bindings): New static functions.
8911 (decl_jump_unsafe, update_spot_bindings): New static functions.
8912 (update_label_decls): New static function.
8913 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8914 Update binding u.label field to shadowed field.
8915 (c_binding_start_stmt_expr): New function.
8916 (c_binding_end_stmt_expr): New function.
8917 (pushdecl): Don't call c_begin_vm_scope.
8918 (make_label): Add defining and p_label_vars parameters. Change
8920 (lookup_label): Correct test for whether a label has not yet been
8921 defined. Call bind_label rather than bind.
8922 (warn_about_goto): New static function.
8923 (lookup_label_for_goto): New function.
8924 (declare_label): Call bind_label rather than bind.
8925 (check_earlier_gotos): New static function.
8926 (define_label): Don't give errors about jumping into statement
8927 expressions or scopes of variably modified types. Call
8928 set_spot_bindings and check_earlier_gotos. Call bind_label
8929 instead of bind. Don't set label_context_stack_se or
8930 label_context_stack_vm.
8931 (c_get_switch_bindings): New function.
8932 (c_release_switch_bindings): New function.
8933 (c_check_switch_jump_warnings): New function.
8934 (start_function): Don't set label_context_stack_se or
8935 label_context_stack_vm.
8936 (finish_function): Likewise.
8937 * c-typeck.c (label_context_stack_se): Don't define.
8938 (label_context_stack_vm): Don't define.
8939 (c_finish_goto_label): Call lookup_label_for_goto rather than
8940 lookup_label. Don't give errors about jumping into a statement
8941 expression or the scope of a variably modified type. Don't set
8942 label_context_stack_se or label_context_stack_vm.
8943 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8944 fields. Add bindings field.
8945 (c_start_case): Don't set deleted fields. Set bindings field.
8946 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8947 or blocked_vm. Call c_check_switch_jump_warnings.
8948 (c_finish_case): Don't test blocked_stmt_expr field. Call
8949 c_release_switch_bindings.
8950 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8951 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8952 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8953 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8954 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8955 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8956 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8957 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8958 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8959 (C_DECL_UNJUMPABLE_VM): Don't define.
8960 (C_DECL_UNDEFINABLE_VM): Don't define.
8961 (struct c_label_list): Don't define.
8962 (struct c_label_context_se): Don't define.
8963 (struct c_label_context_vm): Don't define.
8964 (struct c_spot_bindings): Declare.
8965 (c_bindings_start_stmt_expr): Declare.
8966 (c_bindings_end_stmt_expr): Declare.
8967 (lookup_label_for_goto): Declare.
8968 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8969 (c_check_switch_jump_warnings): Declare.
8970 (label_context_stack_se, label_context_stack_vm): Don't declare.
8971 (c_finish_goto_label): Update declaration.
8972 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8973 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8974 (Warning Options): Document -Wjump-misses-init.
8976 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8978 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8981 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8983 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8985 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8987 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8989 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8991 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8993 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8995 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8996 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8997 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8998 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8999 * dwarf2asm.c (dw2_force_const_mem): Update call to
9001 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
9002 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
9003 * langhooks.c (lhd_comdat_group): Remove.
9004 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
9005 * tree.h (DECL_COMDAT_GROUP): New.
9006 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
9007 (tree_decl_with_vis): Add comdat_group. Remove one_only.
9008 (make_decl_one_only): Change signature.
9009 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
9011 (make_decl_one_only): Change signature.
9012 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
9014 2009-06-15 Richard Guenther <rguenther@suse.de>
9017 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
9019 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9021 * tree-ssa-math-opts.c: Remove extra divide.
9023 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9025 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
9027 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9029 * passes.c: Add bswap pass.
9030 * tree-pass.h: Add pass_optimize_bswap declaration.
9031 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
9032 Include rtl.h, expr.h and optabs.h for optab_handler check.
9033 (struct symbolic_number, pass_optimize_bswap): New definition.
9034 (do_shift_rotate, verify_symbolic_number_p): New functions.
9035 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
9036 (gate_optimize_bswap): New function.
9037 * tree.c (widest_int_cst_value): New function.
9038 * tree.h (widest_int_cst_value): Prototype added.
9040 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
9042 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
9043 REG_EQUAL/REG_EQUIV notes.
9045 2009-06-14 Richard Guenther <rguenther@suse.de>
9048 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
9049 has its address taken if NRV was applied and it is addressable.
9050 * tree-ssa-structalias.c (get_constraint_for_address_of): New
9051 function split out from ...
9052 (get_constraint_for_1): ... here.
9053 (handle_rhs_call): Use it to mark the return slot escaped if
9054 it is addressable and NRV was applied.
9056 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9058 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
9059 Change first argument type to location_t.
9060 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
9061 Do not set input_location.
9062 Use loc instead of input_location throughout.
9064 2009-06-13 Richard Guenther <rguenther@suse.de>
9066 PR tree-optimization/40421
9067 * tree-predcom.c (should_unroll_loop_p): Remove.
9068 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
9070 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
9072 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9073 Add location argument.
9075 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9077 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
9079 * config/s390/s390.c (s390_build_builtin_va_list): Same.
9080 (s390_gimplify_va_arg): Pass location to create_artificial_label.
9081 * config/spu/spu-protos.h: Add location to
9082 spu_resolve_overloaded_builtin.
9083 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
9084 spu_build_builtin_va_list.
9085 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
9086 argument. Pass location to build_function_call_vec.
9087 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
9089 (emit_fpu_switch): Same.
9090 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
9091 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
9092 to build_decl and create_artificial_label.
9093 (xtensa_gimplify_va_arg_expr): Same.
9094 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
9095 (xstormy16_gimplify_va_arg_expr): Same.
9096 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
9097 * config/arm/arm.c (arm_build_builtin_va_list): Same.
9098 * config/mips/mips.c (mips_build_builtin_va_list): Same.
9099 (mips16_build_function_stub): Same.
9100 (mips16_build_call_stub): Same.
9102 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
9105 * arm/constraints.md (Pa, Pb): New constraints.
9106 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
9107 split pattern to deal with them.
9109 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
9111 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
9112 fix index entry for -Xpreprocessor.
9114 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9116 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9117 Add location argument to build_decl call.
9118 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
9119 (rs6000_init_builtins): Same.
9120 (spe_init_builtins): Same.
9121 (rs6000_gimplify_va_arg): Add location argument to
9122 create_artificial_label call.
9124 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
9126 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
9127 * combine-stack-adj.c (pass_stack_adjustments): Use it.
9128 * Makefile.in: Fix GGC dependency for gcse.o.
9130 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9132 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
9133 * gimple-pretty-print.c (dump_gimple_stmt): Same.
9134 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
9136 * c-parser.c (c_parser_binary_expression): Use current column while
9137 building binary operations.
9138 * common.opt (fshow-column): Enable by default.
9139 * tree-vrp.c (check_array_ref): Use warning_at.
9140 (check_array_bounds): Use location from call back if expr has no
9142 * tree.h: Add location argument to maybe_fold_*.
9143 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
9144 (maybe_fold_offset_to_array_ref): Add location argument and use it.
9145 (maybe_fold_offset_to_component_ref): Same.
9146 (maybe_fold_offset_to_reference): Same.
9147 (maybe_fold_offset_to_address): Same.
9148 (maybe_fold_stmt_indirect): Same.
9149 (maybe_fold_stmt_addition): Same.
9150 (fold_stmt_r): Pass location to maybe_fold_*.
9151 (fold_gimple_assign): Same.
9152 * c-tree.h: Add location argument to finish_decl,
9153 default_function_array_conversion, store_init_value.
9154 * c-decl.c (define_label): Use error_at.
9155 (c_make_fname_decl): Pass location to finish_decl.
9156 (finish_decl): New location argument.
9157 (build_compound_literal): Pass location to store_init_value.
9158 (grokdeclarator): Pass location to finish_decl.
9160 * c-typeck.c (array_to_pointer_conversion): New location argument.
9161 (function_to_pointer_conversion): Same.
9162 (default_function_array_conversion): Same.
9163 (parser_build_unary_op): Pass location to overflow_warning.
9164 (parser_build_binary_op): Same. Use warning_at.
9165 (build_unary_op): Pass location to array_to_pointer_conversion.
9166 (build_c_cast): Pass location to digest_init.
9167 (build_modify_expr): New location argument.
9168 (convert_for_assignment): Same.
9169 (store_init_value): Same.
9170 (digest_init): Same.
9171 (output_init_element): Pass location to digest_init and
9172 array_to_pointer_conversion.
9173 (c_finish_return): Pass location to convert_for_assignment.
9174 * gimplify.c (gimplify_conversion): Pass location to
9175 maybe_fold_offset_to_address.
9176 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
9177 to maybe_fold_stmt_addition.
9178 * c-omp.c (c_finish_omp_atomic): Pass new location to
9180 (c_finish_omp_for): Same.
9181 * c-common.c (overflow_warning): New argument.
9182 * c-common.h: New argument to build_modify_expr, overflow_warning.
9183 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
9185 (c_parser_initializer): Pass location to
9186 default_function_array_conversion.
9187 (c_parser_initelt): Same.
9188 (c_parser_initval): Same.
9189 (c_parser_asm_operands): Same.
9190 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
9191 (c_parser_conditional_expression): Same.
9192 (c_parser_binary_expression): Add location info to stack. Use it.
9193 (c_parser_unary_expression): Pass location to
9194 default_function_array_conversion, parser_build_unary_op,
9195 build_indirect_ref, c_parser_postfix_expression_after_primary.
9196 (c_parser_postfix_expression_after_primary): New location argument.
9198 (c_parser_expression_conv): Pass location to
9199 default_function_array_conversion.
9200 (c_parser_expr_list): Same.
9201 (c_parser_omp_atomic): Same.
9202 (c_parser_omp_for_loop): Same.
9203 * c-tree.h: (struct c_declarator): Add comment to id_loc.
9204 (build_array_declarator): New argument.
9205 * c-decl.c (build_array_declarator): Add location argument.
9206 (grokdeclarator): Set id_loc for cdk_array.
9207 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
9208 build_array_declarator.
9209 * tree.c (build_omp_clause): Add location argument.
9210 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
9211 (OMP_CLAUSE_LOCATION): New macro.
9212 (struct tree_omp_clause): Add location field.
9213 (build_omp_clause): Add argument.
9214 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
9215 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
9217 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
9218 (cp_parser_omp_clause_collapse): Same.
9219 (cp_parser_omp_clause_default): Same.
9220 (cp_parser_omp_clause_if): Same.
9221 (cp_parser_omp_clause_nowait): Same.
9222 (cp_parser_omp_clause_num_threads): Same.
9223 (cp_parser_omp_clause_ordered): Same.
9224 (cp_parser_omp_clause_schedule): Same.
9225 (cp_parser_omp_clause_untied): Same.
9226 (cp_parser_omp_for_loop): Same.
9227 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9228 * c-tree.h (c_start_case): Add location argument.
9229 (c_process_expr_stmt): Same.
9230 (c_finish_goto_*): Same.
9231 * tree-parloops.c (initialize_reductions): Pass location to
9233 (create_parallel_loop): Same.
9234 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
9235 (gfc_trans_omp_reduction_list): Same.
9236 (gfc_trans_omp_clauses): Same.
9237 (gfc_trans_omp_do): Same.
9238 * c-typeck.c (c_finish_goto_label): Same.
9239 (c_finish_goto_ptr): New location argument.
9240 (c_start_case): Same.
9241 (emit_side_effect_warnings): Same.
9242 (c_process_expr_stmt): Same.
9243 (c_finish_stmt_expr): Same.
9244 (c_finish_omp_clauses): Use error_at instead of error.
9245 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
9247 * c-omp.c (c_split_parallel_clauses): New location argument.
9248 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
9249 to build_omp_clause.
9250 (convert_local_reference_stmt): Same.
9251 (convert_gimple_call): Same.
9252 * c-common.h (c_split_parallel_clauses): New argument.
9253 * c-parser.c (c_parser_statement_after_labels): Pass location to
9254 c_finish_goto_label.
9255 (c_parser_switch_statement): Pass location to c_start_case.
9256 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
9257 and c_process_expr_stmt.
9258 (c_parser_omp_variable_list): Add location argument.
9259 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
9260 (c_parser_omp_clause_default): Same.
9261 (c_parser_omp_clause_if): Same.
9262 (c_parser_omp_clause_num_threads): Same.
9263 (-c_parser_omp_clause_ordered): Same.
9264 (c_parser_omp_clause_reduction): Pass location to
9265 c_parser_omp_variable_list.
9266 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
9267 (c_parser_omp_clause_untied): Same.
9268 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
9269 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9271 * c-tree.h (check_for_loop_decls, undeclared_variable,
9272 build_component_ref, build_array_ref, build_external_ref,
9273 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
9274 build_conditional_expr, build_compound_expr, c_cast_expr,
9275 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
9276 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
9278 * c-semantics.c (build_stmt): Same.
9279 (build_case_label): Same.
9280 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
9281 (undeclared_variable): New argument.
9283 (lookup_label): Pass location on down.
9284 (define_label): Same.
9285 (finish_decl): Same.
9286 (build_compound_literal): Same.
9287 (finish_struct): Same.
9288 (finish_function): Do not set location here.
9289 (check_for_loop_decls): New argument.
9290 * tree.c (save_expr): Set location.
9291 (build_empty_stmt): New argument.
9292 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9293 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9294 * builtins.c (gimplify_va_arg_expr): Use locations.
9295 (expand_builtin_sync_operation): Same.
9296 * c-typeck.c (build_component_ref): New argument.
9297 (build_array_ref): Same.
9298 (build_external_ref): Same.
9299 (c_expr_sizeof_expr): Same.
9300 (c_expr_sizeof_type): Same.
9301 (parser_build_unary_op): Same.
9302 (build_conditional_expr): Same.
9303 (build_compound_expr): Pass location on down.
9304 (build_compound_expr): New argument.
9305 (build_c_cast): Same.
9306 (c_cast_expr): Same.
9307 (build_asm_expr): Same.
9308 (c_finish_return): Same.
9309 (c_process_expr_stmt): Pass location on down.
9310 (c_finish_stmt_expr): New argument.
9311 (push_clenaup): Same.
9312 (c_finish_omp_parallel): Same.
9313 (c_finish_omp_task): Same.
9314 * gimplify.c (gimplify_call_expr): Pass location on down.
9315 * c-omp.c (c_finish_omp_master): New argument.
9316 (c_finish_omp_critical): Same.
9317 (c_finish_omp_ordered): Same.
9318 (c_finish_omp_barrier): Same.
9319 (-c_finish_omp_taskwait): Same.
9320 (c_finish_omp_atomic): Same.
9321 (c_finish_omp_flush): Same.
9322 * tree-inline.c (copy_tree_body_r): Pass location on down.
9323 (inline_forbidden_p): Remove use of input_location.
9324 * c-gimplify.c (c_build_bind_expr): New argument.
9325 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9326 (c_sizeof_or_alignof_type): New argument.
9327 (c_alignof_expr): Same.
9328 (build_va_arg): Same.
9329 (c_add_case_label): Same.
9330 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9331 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9332 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9333 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9334 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9335 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9337 * stub-objc.c (objc_build_selector_expr): Same.
9338 (objc_build_throw_stmt): Same.
9339 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9340 (c_parser_initelt): Same.
9341 (c_parser_compound_statement): Same.
9342 (c_parser_compound_statement_nostart): Same.
9343 (c_parser_label): Same.
9344 (c_parser_statement_after_labels): Same.
9345 (c_parser_if_body): Same.
9346 (c_parser_else_body): Same.
9347 (c_parser_if_statement): Same.
9348 (c_parser_switch_statement): Same.
9349 (c_parser_while_statement): Same.
9350 (c_parser_do_statement): Same.
9351 (c_parser_for_statement): Same.
9352 (c_parser_asm_statement): Same.
9353 (c_parser_conditional_expression): Same.
9354 (c_parser_binary_expression): Same.
9355 (c_parser_cast_expression): Same.
9356 (c_parser_unary_expression): Same.
9357 (c_parser_sizeof_expression): Same.
9358 (c_parser_alignof_expression): Same.
9359 (c_parser_postfix_expression): Same.
9360 (c_parser_expression): Same.
9361 (c_parser_objc_receiver): Same.
9362 (c_parser_omp_variable_list): Same.
9363 (c_parser_omp_structured_block): Same.
9364 (c_parser_omp_atomic): New argument.
9365 (c_parser_omp_barrier): Same.
9366 (c_parser_omp_critical): Same.
9367 (c_parser_omp_flush): Pass location on down.
9368 (c_parser_omp_for_loop): New argument.
9369 (c_parser_omp_for): Same.
9370 (c_parser_omp_master): Same.
9371 (c_parser_omp_ordered): Same.
9372 (c_parser_omp_sections_scope): Same.
9373 (c_parser_omp_sections): Same.
9374 (c_parser_omp_parallel): Same.
9375 (c_parser_omp_single): Same.
9376 (c_parser_omp_task): Same.
9377 (c_parser_omp_taskwait): Pass location on down.
9378 (c_parser_omp_construct): Same.
9379 (c_parser_omp_threadprivate): Same.
9380 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9381 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9382 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9383 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9384 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9385 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9386 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9387 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9388 config/i386/i386.c, stmt.c:
9389 Add location argument to the following function definitions and/or
9390 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9391 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9392 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9393 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9394 do_case, c_finish_bc_stmt, build_compound_literal,
9395 build_function_call.
9396 * c-decl.c (build_compound_literal): Add location argument.
9397 Make all diagnostic calls use location.
9398 (start_struct): Same.
9399 (finish_struct): Same.
9401 (build_enumerator): Same.
9402 (start_function): Same.
9403 (grokdeclarator): Make all diagnostic calls use location.
9404 (store_parm_decls_oldstyle): Same.
9405 * c-typeck.c (build_function_call): Add location argument.
9406 Make all diagnostic calls use location.
9408 (c_finish_bc_stmt): Same.
9409 * tree-nested.c (get_trampoline_type): Add argument.
9410 Pass location to build_decl.
9411 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9412 * rtl.h (RTL_LOCATION): New.
9413 * c-common.c (c_add_case_label): Add location argument.
9414 Make all diagnostic calls use location.
9415 * c-common.h: Add location argument to make_fname_decl, do_case,
9416 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9417 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9418 Set it appropriately for every case. Pass enum_loc to start_enum
9419 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9421 (c_parser_struct_or_union_specifier): Save location. Use it for
9422 start_struct, finish_struct, and parser_xref_tag.
9424 2009-06-12 Ian Lance Taylor <iant@google.com>
9426 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9428 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9429 cpp_opts->warn_cxx_operator_names.
9431 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9434 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9435 is returns NULL and OP is a VCE, look through the VCE.
9437 2009-06-12 Ian Lance Taylor <iant@google.com>
9440 * collect2.c (main): Use CONST_CAST2 in code inside #if
9441 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9443 2009-06-12 Joey Ye <joey.ye@intel.com>
9446 * cfgexpand.c (get_decl_align_unit): Update
9447 max_used_stack_slot_alignment with align instead of
9448 stack_alignment_needed.
9450 * function.c (assign_stack_local_1): Update
9451 max_used_stack_slot_alignment with alignment_in_bits instead
9452 of stack_alignment_needed.
9453 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9456 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9458 * dwarf2out.c (last_var_location_insn): New variable.
9459 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9460 (dwarf2out_var_location): Don't record anything after last real
9461 insn. Only change labels if there were any real instructions
9462 in between last note and this one, or if changed sections.
9464 2009-06-11 Richard Henderson <rth@redhat.com>
9466 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9467 note when storing the frame pointer in a register.
9468 (FRP): Don't redefine to nothing for epilogue.
9469 (alpha_expand_epilogue): Mark register and sp restores.
9470 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9472 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9473 when gen_lowpart is needed.
9475 2009-06-11 Richard Henderson <rth@redhat.com>
9477 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9479 * dwarf2out.c (need_data_align_sf_opcode): New.
9480 (div_data_align): Move earlier.
9481 (def_cfa_1, reg_save): Use it.
9483 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9485 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9486 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9487 (ix86_handle_option): Handle OPT_mcrc32.
9488 (ix86_target_string): Add -mcrc32.
9489 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9491 * config/i386/i386.h (TARGET_CRC32): New.
9493 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9494 (sse4_2_crc32di): Likewise.
9496 * config/i386/i386.opt (mcrc32): New.
9498 * doc/invoke.texi: Document -mcrc32.
9500 2009-06-11 Richard Henderson <rth@redhat.com>
9502 * common.opt (gdwarf-): Accept a version number.
9503 * doc/invoke.texi (gdwarf-): Update docs.
9504 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9505 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9506 version level, and record it.
9508 * dwarf2.h (DW_CIE_VERSION): Remove.
9509 * dwarf2out.c (DWARF_VERSION): Remove.
9510 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9511 (output_call_frame_info): Use CIE version 3 for dwarf3,
9512 or if the return register column is out of range for version 1.
9513 (dwarf_stack_op_name): Add all dwarf3 values.
9514 (DEBUG_PUBTYPES_SECTION): New.
9515 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9516 encoding change for dwarf3.
9517 (output_die) [dw_val_class_die_ref]: Likewise.
9518 (output_compilation_unit_header): Emit correct version for dwarf3.
9519 (output_line_info): Likewise.
9520 (output_pubnames): Update for DWARF_VERSION removal.
9521 (output_aranges): Likewise.
9522 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9523 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9524 (dwarf2out_finish): Likewise.
9526 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9528 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9531 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9534 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9535 * builtins.c (expand_builtin_unreachable): New function.
9536 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9537 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9538 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9540 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9541 searching for missing barriers.
9543 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9545 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9546 when -fprofile-generate* was passed.
9547 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9549 2009-06-11 Anthony Green <green@moxielogic.com>
9551 * config/moxie/moxie.md: Define length attribute for all instructions.
9553 (*b<cond:code>): Support limited branch ranges for new PC-relative
9554 branch instructions.
9555 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9557 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9559 * config/i386/i386.c (min_insn_size): Use get_attr_length
9560 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9563 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9564 instead of emit_insn_before.
9566 2009-06-10 Ian Lance Taylor <iant@google.com>
9569 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9572 2009-06-10 Revital Eres <eres@il.ibm.com>
9574 * passes.c (init_optimization_passes): Reschedule
9575 predictive-commoning pass before complete unroll pass.
9577 2009-06-10 Martin Jambor <mjambor@suse.cz>
9579 * cgraph.c (cgraph_node_can_be_local_p): New function.
9580 (cgraph_make_node_local): New function.
9581 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9582 (cgraph_make_node_local): Declare.
9584 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9586 * tree.h (tree_base): Add packed_flag and user_align fields.
9587 Decrease size of spare field.
9588 (TYPE_USER_ALIGN): Use user_align from tree_base.
9589 (DECL_USER_ALIGN): Likewise.
9590 (TYPE_PACKED): Use packed_flag from tree_base.
9591 (DECL_PACKED): Likewise.
9592 (tree_type): Delete packed_flag and user_align fields. Widen
9593 precision field. Widen mode field and shuffle fields to align
9594 mode on an 8-bit boundary.
9595 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9596 Renumber decl_flag_* fields. Fix comments. Widen
9597 decl_common_unused field.
9598 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9599 (DECL_EXTERNAL): Likewise.
9600 (DECL_BIT_FIELD): Likewise.
9601 (DECL_NONADDRESSABLE_P): Likewise.
9602 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9603 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9605 2009-06-10 Ian Lance Taylor <iant@google.com>
9607 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9608 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9609 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9610 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9611 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9612 DEF_VEC_ALLOC_FUNC_P.
9613 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9614 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9615 DEF_VEC_ALLOC_FUNC_O.
9616 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9617 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9618 DEF_VEC_ALLOC_FUNC_I.
9619 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9620 (vec_stack_p_reserve_exact_1): Declare.
9621 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9622 (vec_stack_free): Declare.
9623 (VEC_stack_alloc): Define.
9624 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9625 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9626 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9627 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9629 (stack_vecs): New static variable.
9630 (vec_stack_p_reserve_exact_1): New function.
9631 (vec_stack_o_reserve_1): New static function.
9632 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9633 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9634 (vec_stack_free): New function.
9635 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9636 (VEC_df_ref_stack_alloc): Define.
9637 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9638 DEF_VEC_ALLOC_P_STACK.
9639 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9640 (struct df_collection_rec): Change _vec fields to VEC. Remove
9642 (df_free_collection_rec): Adjust for new fields.
9643 (df_insn_rescan): Use new df_collection_rec fields.
9644 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9645 (df_ref_create_structure, df_ref_record): Likewise.
9646 (df_get_conditional_uses, df_get_call_refs): Likewise.
9647 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9648 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9649 (df_record_exit_block_uses, df_bb_verify): Likewise.
9650 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9651 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9652 Remove count parameter. Change return type to void. Change all
9654 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9655 Remove count parameter. Change return type to void. Change all
9657 (df_install_refs): Change old_vec parameter to VEC. Remove count
9658 parameter. Change all callers.
9659 (df_install_mws): Change old_vec parameter to VEC. Remove count
9660 parameter. Change all callers.
9661 (df_refs_verify): Change new_rec parameter to VEC. Change call
9663 (df_mws_verify): Likewise.
9665 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9667 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9669 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9671 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9673 2009-06-10 Anthony Green <green@moxielogic.com>
9675 * config/moxie/crti.asm: New file.
9676 * config/moxie/crtn.asm: New file.
9677 * config/moxie/moxie.c: New file.
9678 * config/moxie/moxie.h: New file.
9679 * config/moxie/sfp-machine.h: New file.
9680 * config/moxie/moxie-protos.h: New file.
9681 * config/moxie/t-moxie: Created.
9682 * config/moxie/t-moxie-softfp: Created.
9683 * config/moxie/moxie.md: Created.
9684 * config/moxie/constraints.md: Created.
9685 * config.gcc: Add moxie support.
9686 * doc/md.texi (Machine Constraints): Add moxie constraints.
9687 * doc/contrib.texi (Contributors): Mention moxie port.
9688 * doc/install.texi (Specific): Mention the moxie port.
9690 2009-06-09 Ian Lance Taylor <iant@google.com>
9692 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9694 * optabs.c (optab_table): Only use designated initializers if
9695 HAVE_DESIGNATED_INITIALIZERS is defined.
9696 (convert_optab_table): Likewise.
9697 (init_optabs): Always call init_insn_codes if
9698 HAVE_DESIGNATED_INITIALIZERS is not defined.
9700 2009-06-09 Ian Lance Taylor <iant@google.com>
9702 * targhooks.c (default_builtin_vectorized_function): Change fn
9703 parameter to unsigned int.
9704 (default_builtin_vectorized_conversion): Change code parameter to
9706 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9707 * targhooks.h: Update declarations.
9708 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9709 parameter to unsigned int.
9711 * c-typeck.c (comptypes_check_enum_int): New static function.
9712 (comptypes_internal): Add enum_and_int_p parameter. Change all
9714 (comp_target_types): Add location parameter. Change all callers.
9715 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9717 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9718 (build_conditional_expr): Add colon_loc parameter. Change all
9720 (convert_for_assignment): Add location parameter. Change all callers.
9721 * c-parser.c (c_parser_conditional_expression): Pass location of
9722 colon to build_conditional_expr.
9723 * c-tree.h (build_conditional_expr): Update declaration.
9725 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9727 * graphite.c: Revert previous patch.
9729 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9732 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9734 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9736 * tree-ssa-loop-prefetch.c
9737 (loop_prefetch_arrays): Fixed a portability problem in printf format
9740 2009-06-09 Martin Jambor <mjambor@suse.cz>
9742 PR tree-optimization/40351
9743 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9744 refrence to a potential artifical subaccess can be constructed.
9746 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9748 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9749 (sh_override_options): Likewise.
9750 * config/sh/sh.c: Include params.h.
9751 (sh_optimization_options): New.
9752 (sh_override_options): Likewise.
9753 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9754 (OVERRIDE_OPTIONS): Use sh_override_options.
9756 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9758 * dwarf2out.c (emit_cfa_remember): New variable.
9759 (add_fde_cfi): If emit_cfa_remember, recurse to add
9760 DW_CFA_remember_state first.
9761 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9762 instead just set emit_cfa_remember.
9764 2009-06-08 Jan Hubicka <jh@suse.cz>
9767 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9769 2009-06-08 Jan Hubicka <jh@suse.cz>
9772 * cgraphunit.c (save_inline_function_body): Do not copy transform
9773 hooks for saved inline bodies.
9774 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9777 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9779 * jump.c (returnjump_p): Handle delayed branches. Add missing
9782 2009-06-08 Jan Hubicka <jh@suse.cz>
9785 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9786 original node might've been modified.
9787 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9789 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9791 * tree-object-size.c (addr_object_size): Add OSI argument.
9792 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9793 (compute_builtin_object_size, expr_object_size): Adjust callers.
9794 (plus_stmt_object_size): Call addr_object_size instead of
9795 compute_builtin_object_size.
9797 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9798 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9800 * tree-ssa-loop-prefetch.c
9801 (gather_memory_references): Introduced a counter for the number of
9803 (anything_to_prefetch_p): Introduced a counter for the number of
9805 (is_loop_prefetching_profitable): New function with a cost model
9807 (loop_prefetch_arrays): Use the new cost model to determine if
9808 prefetching is profitable.
9809 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9810 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9811 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9812 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9813 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9814 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9816 2009-06-08 Michael Matz <matz@suse.de>
9819 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9820 partitions use the same.
9821 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9822 for basevars of SSA_NAMEs.
9823 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9824 to not expand them twice.
9825 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9828 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9830 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9831 (fdump-final-insns=, gtoggle): New.
9832 * doc/invoke.texi: Document them.
9833 * final.c (rest_of_clean_state): Dump final insn stream.
9834 * gcc.c (invoke_as): Hook in -fcompare-debug.
9835 (static_spec_functions): Add compare-debug-dump-opt,
9836 compare-debug-self-opt and compare-debug-auxbase-opt.
9837 (compare_debug, compare_debug_second, compare_debug_opt): New.
9838 (switches_debug_check, n_switches_debug_check): New.
9839 (debug_auxbase_opt, debug_check_temp_file): New.
9840 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9842 (do_self_spec): Handle arguments after switches.
9843 (do_spec_1): Add .gk extension to temp file basenames for compare.
9844 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9845 (cc1_options): Use it instead of normal auxbase computation for
9846 the second compare-debug compilation.
9847 (compare_files): New.
9848 (main): Set up and implement compare debug mode.
9849 (compare_debug_dump_opt_spec_function): New.
9850 (compare_debug_self_opt_spec_function): New.
9851 (compare_debug_auxbase_opt_spec_function): New.
9852 * toplev.c (process_options): Handle flag_gtoggle,
9853 flag_dump_final_insns.
9854 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9855 during -fcompare-debug-second compilation.
9857 2009-06-07 Ian Lance Taylor <iant@google.com>
9859 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9860 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9862 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9863 with no default node. Change warning with %H to warning_at.
9864 Don't clear warn_switch around case checking.
9865 * doc/invoke.texi (Warning Options): Clarify distinction between
9866 -Wswitch and -Wswitch-enum.
9868 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9870 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9872 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9874 * gbl-ctors.h: Add header guard.
9876 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9878 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9879 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9880 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9881 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9882 prototypes for removed functions.
9883 (expressions_equal_p): Move to ...
9884 * tree-ssa-sccvn.h: ... here and ...
9885 * matrix-reorg.c: ... adjust includes.
9887 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9889 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9891 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9893 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9894 (finish_function): Remove erroneous whitespace.
9896 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9898 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9899 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9901 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9903 * errors.c (internal_error): Commentary typo fix.
9904 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9905 * tree-ssa-pre.c: Ditto.
9907 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9909 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9910 them is supposed to hold actual statements.
9912 2009-06-06 Ian Lance Taylor <iant@google.com>
9914 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9915 empty statements can now have attributes.
9917 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9919 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9920 * config/mips/mips.md: Ditto.
9922 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9924 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9926 (__eabi_uconvert): Likewise.
9928 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9930 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9931 CFI_* definitions with IN_GCC.
9933 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9935 * xcoffout.h (xcoffout_source_line): Update prototype.
9937 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9939 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9940 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9942 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9945 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9946 inlined_function_outer_scope_p blocks for artificial inlines
9948 * tree.c (tree_nonartificial_location): Rewrite using
9949 block_nonartificial_location.
9951 2009-06-05 Revital Eres <eres@il.ibm.com>
9952 Leehod Baruch <leehod@il.ibm.com>
9954 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9955 (expand_expr_real_1): Remove comment.
9956 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9957 Vectorize misaligned access when the target supports it.
9958 (vect_supportable_dr_alignment): Check for unaligned access support.
9959 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9962 2009-06-05 Julian Brown <julian@codesourcery.com>
9964 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9965 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9967 2009-06-05 Richard Guenther <rguenther@suse.de>
9970 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9973 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9975 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9976 (save_gprs): Don't tell unwinder when a global register is saved.
9977 (s390_emit_epilogue): Emit needed epilogue unwind info.
9979 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9981 * dwarf2out.c (deferred_asm_name): New.
9982 (add_name_and_src_coords_attributes): Defer creation of
9983 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9985 (move_linkage_attr): New.
9986 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9989 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9991 * tree-nested.c (finalize_nesting_tree_1): Declare the
9992 frame_decl in the binding tree.
9994 2009-06-04 Cary Coutant <ccoutant@google.com>
9996 * basic-block.h (struct basic_block_def): Add discriminator field.
9997 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9999 * debug.c (do_nothing_debug_hooks): Add additional entry.
10000 (debug_nothing_int_charstar_int): New function.
10001 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
10002 (debug_nothing_int_charstar_int): New declaration.
10003 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
10004 discriminator value in .loc directive.
10005 * final.c (last_discriminator): New variable.
10006 (discriminator): New variable.
10007 (final_start_function): Initialize above variables, pass current
10008 discriminator to debug hook.
10009 (notice_source_line): Check for discriminator change.
10010 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
10011 * sdbout.c (sdbout_source_line): New parameter.
10012 * tree-cfg.c (struct locus_discrim_map): New structure type.
10013 (discriminator_per_locus): New hash table.
10014 (build_gimple_cfg): Allocate and free discriminator hash table.
10015 (make_edges): Call assign_discriminator.
10016 (locus_map_hash): New function.
10017 (locus_map_eq): New function.
10018 (next_discriminator_for_locus): New function.
10019 (same_line_p): New function.
10020 (assign_discriminator): New function.
10021 (make_cond_expr_edges): Call assign_discriminator.
10022 (make_gimple_switch_edges): Likewise.
10023 (first_non_label_stmt): New function.
10024 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
10026 * xcoffout.c (xcoffout_source_line): Add new parameter.
10028 * configure.ac (gcc_cv_as_discriminator): New configury check for
10029 gas support for discriminator.
10030 * configure: Regenerate.
10031 * config.in: Regenerate.
10033 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10035 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
10036 val after checking for integers.
10038 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
10040 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
10042 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
10043 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
10044 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
10045 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
10046 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
10047 X64_SSE_REGPARM_MAX.
10048 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
10049 X64_SSE_REGPARM_MAX.
10051 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10053 * gcc.c (report_times_to_file): New.
10054 (execute): Implement it.
10055 (process_command): Support -time=.
10056 * doc/invoke.texi: Document it.
10058 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10060 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
10061 that have value exprs.
10063 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10065 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
10066 declarations for constants until...
10067 (dw2_output_indirect_constant_1): ... this point.
10069 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
10072 * arm.md (arm_addsi3): Don't try to split an add with an
10073 eliminable register until after reload has completed.
10075 2009-06-03 Ian Lance Taylor <iant@google.com>
10077 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
10078 * genattrtab.c (write_length_unit_log): Likewise.
10079 * genchecksum.c (dosum): Likewise.
10080 * gengtype.c (write_rtx_next): Likewise.
10081 (finish_root_table, write_roots): Likewise.
10082 * gimple.c (gimple_ops_offset_): Likewise.
10083 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
10084 * config/arc/arc.c (arc_attribute_table): Likewise.
10085 * config/arm/arm.c (arm_attribute_table): Likewise.
10086 * config/avr/avr.c (avr_attribute_table): Likewise.
10087 * config/crx/crx.c (crx_attribute_table): Likewise.
10088 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
10089 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
10090 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
10091 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
10092 * config/sh/sh.c (sh_attribute_table): Likewise.
10093 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
10094 * config/spu/spu.c (spu_attribute_table): Likewise.
10095 * config/v850/v850.c (v850_attribute_table): Likewise.
10097 * config/alpha/alpha.c (vms_attribute_table): Make static.
10098 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
10099 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
10100 * config/mips/mips.c (mips_attribute_table): Likewise.
10102 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
10104 (cc1-checksum.o): Likewise.
10106 2009-06-03 Steve Ellcey <sje@cup.hp.com>
10108 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
10110 2009-06-03 Jakub Jelinek <jakub@redhat.com>
10112 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
10113 insn if it is changing sp. Use gen_add3_insn instead of
10114 conditionally gen_addsi3 and gen_adddi3.
10115 (offset_below_red_zone_p): New static inline function.
10116 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
10117 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
10118 * config/rs6000/ppc-asm.h: Include auto-host.h.
10119 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
10120 CFI_RESTORE): Define.
10121 * config/rs6000/crtresxgpr.asm: Add unwind info.
10122 * config/rs6000/crtresxfpr.asm: Likewise.
10123 * config/rs6000/crtresgpr.asm: Likewise.
10124 * config/rs6000/crtresfpr.asm: Likewise.
10125 * config/rs6000/crtsavgpr.asm: Likewise.
10126 * config/rs6000/crtsavfpr.asm: Likewise.
10128 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
10129 argument of DWARF2_FRAME_REG_OUT macros.
10131 2009-06-03 Julian Brown <julian@codesourcery.com>
10133 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
10134 words or less (including TImode) in core registers.
10136 2009-06-03 Richard Guenther <rguenther@suse.de>
10138 PR middle-end/40328
10139 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
10141 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
10143 * statistics.c (statistics_counter_event): Do not record event
10144 in pass dump if its number == -1.
10145 (curr_statistics_hash): Add assert that we never get passes
10146 with static number == -1.
10148 2009-06-03 Richard Guenther <rguenther@suse.de>
10149 Andrey Belevantsev <abel@ispras.ru>
10151 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
10152 non-BLKmode arrays addressable.
10154 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
10156 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
10157 * config/m68k/m68k.h: ... here.
10158 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
10161 2009-06-03 Martin Jambor <mjambor@suse.cz>
10163 PR tree-optimization/40323
10164 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
10167 2009-06-03 Richard Guenther <rguenther@suse.de>
10169 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10172 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
10174 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10175 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
10176 JUMP_TABLE_DATA_P where applicable.
10177 * config/sh/sh.c: Ditto.
10178 * config/sh/sh.h: Ditto.
10179 * config/sh/sh.md: Ditto.
10180 * config/sh/symbian.c: Ditto.
10182 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
10184 * config/i386/driver-i386.c (describe_cache): Optimize
10185 concatenation of strings. Use snprintf instead of sprintf.
10186 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
10187 target when not compiling with GCC.
10189 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
10191 * config/sh/sh.c: Revert last change.
10192 (sh_expand_epilogue): Emit a blockage insn before the frame
10193 pointer adjustment unconditionally.
10195 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10197 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
10198 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
10199 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
10200 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
10201 to COLLECT_GCC_OPTIONS.
10203 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10205 * collect2.c (target_system_root): New variable.
10206 (main): Handle --sysroot=.
10207 (ignore_library): Strip the sysroot from the library path.
10209 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10211 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
10212 (collect2.o): Depend on collect2-aix.h.
10213 (collect2-aix.o): New rule.
10214 * collect2-aix.h: New file.
10215 * collect2-aix.c: Likewise.
10216 * collect2.c: Include collect2-aix.h. Don't undefine
10217 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
10218 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
10219 Use TARGET_AIX_VERSION instead of _AIX51.
10220 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
10221 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
10222 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
10223 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
10224 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
10226 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10228 * collect2.c (ignore_library): Avoid premature post-increment
10229 and null deference.
10231 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10233 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
10234 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
10235 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
10236 CROSS_DIRECTORY_STRUCTURE too.
10237 (LINK_LIBG_SPEC): Likewise.
10238 (LIB_SPEC): Add %R to sysroot paths.
10239 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
10240 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
10241 * config/rs6000/aix51.h: As for aix43.h.
10242 * config/rs6000/aix52.h: Likewise.
10243 * config/rs6000/aix53.h: Likewise.
10244 * config/rs6000/aix61.h: Likewise.
10245 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
10246 to the beginning of sysroot paths.
10248 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10250 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
10251 INSN_LISTs that are out of the REG_NOTE range.
10253 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10255 * loop-unroll.c (struct iv_to_split): Add pointer to next.
10256 (struct var_to_expand): Likewise.
10257 (struct opt_info): Add head and tail for linked lists of the above.
10258 (analyze_insn_to_expand_var): Initialize next.
10259 (analyze_iv_to_split_insn): Likewise.
10260 (analyze_insns_in_loop): Create linked lists.
10261 (allocate_basic_variable): Simplify for use without hash table.
10262 (insert_var_expansion_initialization): Likewise, make it type-safer.
10263 (combine_var_copies_in_loop_exit): Likewise.
10264 (apply_opt_in_copies): Walk lists rather than hash tables.
10265 (release_var_copies): Simplified and inlined by hand into...
10266 (free_opt_info): ... this function.
10268 2009-06-02 Richard Guenther <rguenther@suse.de>
10270 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10273 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10275 * cfgexpand.c (gimple_expand_cfg): Discard the source location
10276 only for builtins that are not overridden.
10278 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10280 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
10283 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10285 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
10287 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10289 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10291 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10293 * common.opt (fdump-unnumbered-links): New.
10294 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10295 * print-rtl.c (flag_dump_unnumbered_links): New.
10296 (print_rtx): Test it.
10298 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10300 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10301 push/pop multiple to 8-byte alignment.
10303 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10305 * config/i386/i386.c (queued_cfa_restores): New static variable.
10306 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10308 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10309 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10310 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10311 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10312 note unconditionally.
10313 (ix86_emit_restore_regs_using_mov): Likewise.
10314 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10315 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10316 it through to ix86_emit_restore_reg_using_pop.
10317 (ix86_emit_leave): Add RED_OFFSET argument. Call
10318 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10319 instead of adding REG_CFA_OFFSET note unconditionally.
10320 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10321 the above functions. Call ix86_add_queued_cfa_restore_notes when
10324 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10325 force output of the label even for dwarf2out_do_cfi_asm.
10326 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10327 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10328 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10330 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10331 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10332 dwarf2out_cfi_label callers.
10333 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10334 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10335 Adjust dwarf2out_cfi_label callers.
10336 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10338 * config/i386/i386.h (struct machine_cfa_state,
10339 struct machine_function): Guard with ifndef USED_FOR_TARGET
10340 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10343 * emutls.c (__emutls_get_address): Change arr->size to mean number
10344 of allocated arr->data entries instead of # of slots + 1.
10346 PR middle-end/40316
10347 * recog.c (peep2_reinit_state): New function.
10348 (peephole2_init_state): Use it at the end of a basic block and also
10349 when seeing a RTX_FRAME_RELATED_P insn.
10351 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10353 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10354 fixuns_truncrfdi2): New.
10355 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10356 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10357 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10358 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10359 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10360 *recip_approx): Remove.
10361 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10362 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10363 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10365 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10368 2009-06-01 Ian Lance Taylor <iant@google.com>
10370 * attribs.c (register_attribute): Use CONST_CAST.
10371 * collect2.c (main): Use CONST_CAST2.
10372 (scan_prog_file): Likewise.
10373 * gcc.c (process_command, main): Likewise.
10374 * toplev.c (toplev_main): Likewise.
10376 * c-typeck.c (handle_warn_cast_qual): New static function,
10377 partially broken out of build_c_cast.
10378 (build_c_cast): Call handle_warn_cast_qual.
10379 * doc/invoke.texi (Warning Options): Document new effect of
10382 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10384 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10385 (diagnostic_report_current_module): Print columns.
10386 * common.opt (flag_show_column): Enable by default.
10388 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10390 * alias.c (find_base_term): Check for NULL term before returning.
10392 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10394 Revert due to PR40320:
10395 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10396 * calls.c (emit_library_call_value_1): Don't force_operand for move
10399 2009-06-01 Olivier Hainque <hainque@adacore.com>
10400 Eric Botcazou <ebotcazou@adacore.com>
10402 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10403 to be processed as a bitfield for constructor output purposes.
10404 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10406 * varasm.c (oc_local_state): New type, output_constructor
10407 local state to support communication with helpers.
10408 (oc_outer_state): New type, output_constructor outer state of
10409 relevance in recursive calls.
10410 (output_constructor_array_range): New output_constructor helper,
10411 extracted code for an array range element.
10412 (output_constructor_regular_field): New output_constructor helper,
10413 extracted code for an element that is not a bitfield.
10414 (output_constructor_bitfield): New output_constructor helper,
10415 extracted code for a bitfield element. Accept an OUTER state
10416 argument for recursive processing. Recurse on record or array
10417 CONSTRUCTOR values, possibly past noop conversions.
10418 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10419 VALUE is a valid constant-valued expression for use in a static
10420 bit-field initializer.
10421 (output_constructor): Rework to use helpers. Accept and honor an
10422 OUTER state argument for recursive calls. Return total size. Be
10423 prepared for nested constructors initializing bitfields.
10424 (output_constant): Feed OUTER in calls to output_constructor.
10426 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10428 * calls.c (emit_library_call_value_1): Don't force_operand for move
10431 2009-06-01 Nick Clifton <nickc@redhat.com>
10433 * doc/invoke.texi (IA-64 Options): Fix typo.
10435 2009-06-01 Ira Rosen <irar@il.ibm.com>
10437 PR tree-optimization/39129
10438 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10440 (vect_do_peeling_for_loop_bound): Use
10441 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10442 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10443 (vect_loop_versioning): Likewise.
10444 (vect_create_cond_for_alias_checks): Fix indentation.
10445 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10447 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10448 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10449 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10450 "control flow in loop".
10451 (vect_estimate_min_profitable_iters): Use
10452 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10453 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10454 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10455 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10456 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10457 statement belongs to a group of strided accesses with the exact code
10459 (vectorizable_load): Likewise.
10460 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10461 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10463 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10465 * config/freebsd-stdint.h: New file.
10466 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10467 Add freebsd-stdint.h to tm_file.
10469 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10471 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10472 (thumb2_extendhidi2): Likewise.
10474 2009-05-31 Ian Lance Taylor <iant@google.com>
10476 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10478 2009-05-31 Ian Lance Taylor <iant@google.com>
10480 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10481 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10482 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10484 2009-05-31 Jason Merrill <jason@redhat.com>
10486 * tree-pretty-print.c (print_call_name): Take the callee, not the
10487 call itself. Make non-static. Use dump_function_name for functions.
10488 (dump_generic_node): Adjust.
10489 * diagnostic.h: Declare print_call_name.
10490 * gimple-pretty-print.c (dump_gimple_call): Use it.
10492 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10494 * config/sh/sh.md (ashldi3_std): New define_expand.
10497 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10500 * config/sh/sh.c: Include debug.h.
10501 (sh_expand_epilogue): Emit a blockage insn before the frame
10502 pointer adjustment also when dwarf2out_do_frame returns true.
10504 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10506 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10507 (thumb2_extendqidi2): New pattern.
10509 2009-05-31 Ira Rosen <irar@il.ibm.com>
10511 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10512 mark phis for renaming.
10513 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10514 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10515 Call mark_sym_for_renaming.
10516 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10517 * tree-vect-loop.c (vect_transform_loop): Remove
10518 vect_memsyms_to_rename initialization and a call to
10519 mark_set_for_renaming.
10521 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10523 PR middle-end/40304
10524 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10525 frame related even if !set_cfa && style < 0.
10527 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10529 * config/i386/mingw-tls.c: New file.
10530 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10531 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10532 defining _WIN32 but not __CYGWIN__.
10534 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10536 * configure.ac: Add MPC support.
10538 * config.in, configure: Regenerate.
10540 2009-05-29 Richard Henderson <rth@redhat.com>
10542 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10543 NOTE_INSN_BASIC_BLOCK.
10544 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10545 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10546 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10548 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10550 (add_cfi): Disable check redefining cfa away from drap.
10551 (lookup_cfa_1): Add remember argument; handle remember/restore.
10552 (lookup_cfa): Pass remember argument.
10553 (cfa_remember): New.
10554 (compute_barrier_args_size_1): Remove sibcall check.
10555 (dwarf2out_frame_debug_def_cfa): New.
10556 (dwarf2out_frame_debug_adjust_cfa): New.
10557 (dwarf2out_frame_debug_cfa_offset): New.
10558 (dwarf2out_frame_debug_cfa_register): New.
10559 (dwarf2out_frame_debug_cfa_restore): New.
10560 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10561 (dwarf2out_begin_epilogue): New.
10562 (dwarf2out_frame_debug_restore_state): New.
10563 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10564 DW_CFA_restore_state.
10565 (output_cfi_directive): Likewise.
10566 (convert_cfa_to_fb_loc_list): Likewise.
10567 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10568 * dwarf2out.h: Update.
10569 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10570 (copy_insn_1): Early out for null.
10571 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10572 and dwarf2out_frame_debug_restore_state.
10573 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10574 (prologue_insn_hash, epilogue_insn_hash): New.
10575 (free_after_compilation): Adjust freeing accordingly.
10576 (record_insns): Create hash table if needed; push insns into
10577 hash instead of array.
10578 (maybe_copy_epilogue_insn): New.
10579 (contains): Search hash table instead of array.
10580 (sibcall_epilogue_contains): Remove.
10581 (thread_prologue_and_epilogue_insns): Split eh_return insns
10582 and mark them as epilogues.
10583 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10584 scanning in terms of basic blocks.
10585 * insn-notes.def (CFA_RESTORE_STATE): New.
10586 * jump.c (returnjump_p_1): Accept EH_RETURN.
10587 (eh_returnjump_p_1, eh_returnjump_p): New.
10588 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10589 CFA_REGISTER, CFA_RESTORE): New.
10590 * rtl.def (EH_RETURN): New.
10591 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10593 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10594 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10596 * config/i386/i386.c (gen_push): Update cfa state.
10597 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10598 add a CFA_ADJUST_CFA note.
10599 (ix86_dwarf_handle_frame_unspec): Remove.
10600 (ix86_expand_prologue): Update cfa state.
10601 (ix86_emit_restore_reg_using_pop): New.
10602 (ix86_emit_restore_regs_using_pop): New.
10603 (ix86_emit_leave): New.
10604 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10605 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10606 * config/i386/i386.h (struct machine_cfa_state): New.
10607 (ix86_cfa_state): New.
10608 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10609 (eh_return_internal): Merge from eh_return_<mode>,
10610 use eh_return rtx, split w/ epilogue.
10612 2009-05-29 Ian Lance Taylor <iant@google.com>
10614 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10616 * calls.c (emit_library_call_value_1): Likewise.
10618 * c-typeck.c (c_build_va_arg): New function.
10619 * c-tree.h (c_build_va_arg): Declare.
10620 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10621 instead of build_va_arg.
10623 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10625 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10626 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10627 (ptr_difference_cost): Use affine combinations to compute it.
10628 (difference_cost): Likewise.
10629 (get_computation_cost_at): Compute more accurate cost for addresses
10630 if the ratio is a multiplier allowed in addresses.
10631 For non-addresses, consider that an additional offset or symbol is
10634 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10636 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10637 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10639 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10640 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10641 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10643 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10644 to 1 for TYPE_SSE{IADD1,CVT1}.
10645 (prefix_vex_imm8): Removed.
10646 (length_vex): Only pass 1 as second argument to
10647 ix86_attr_length_vex_default if prefix_extra is 0.
10648 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10649 (length): For prefix vex computation use length_immediate
10650 attribute instead of prefix_vex_imm8.
10651 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10652 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10653 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10654 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10655 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10656 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10657 a space in between the operands.
10658 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10659 if one operand is 0xff and the other one si, di, bp or sp.
10660 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10661 other one si, di, bp or sp.
10662 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10663 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10664 type and mode attributes.
10665 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10666 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10667 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10668 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10669 prefix_data16 attribute iff MODE_DF.
10670 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10671 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10672 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10673 constm128_operand in length_immediate computation.
10674 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10675 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10676 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10677 length_immediate attribute to 1.
10678 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10679 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10680 for certain alternatives.
10681 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10682 prefix_data16 attribute if MODE_V1DF.
10683 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10684 length_immediate to 1.
10685 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10686 length_address to 4, set mode attribute to MODE_DI.
10687 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10688 (fxam<mode>2_i387): Set length attribute to 4.
10689 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10690 *prefetch_3dnow_rex): Override length_address attribute.
10691 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10693 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10694 (constm128_operand): Removed.
10695 * config/i386/i386.c (memory_address_length): For
10696 disp && !index && !base in 64-bit mode account for SIB byte if
10697 print_operand_address can't optimize disp32 into disp32(%rip)
10698 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10699 for fs: or gs: segment.
10700 (ix86_attr_length_immediate_default): When checking if shortform
10701 is possible, truncate immediate to the length of the non-shortened
10703 (ix86_attr_length_address_default): Ignore MEM_P operands
10705 (ix86_attr_length_vex_default): Only check for DImode on
10706 GENERAL_REG_P operands.
10707 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10708 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10709 (sse_cvttps2pi): Clear prefix_rep attribute.
10710 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10712 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10713 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10714 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10715 iff operand 2 is const_int_operand.
10716 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10717 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10718 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10720 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10722 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10723 prefix_data16 attribute for movlpd and movhpd instructions.
10724 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10725 length_immediate for shufpd instruction.
10726 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10727 (avx_cmpp<avxmodesuffixf2c><mode>3,
10728 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10729 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10730 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10731 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10732 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10733 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10734 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10735 prefix_data16 attribute for the first alternative to 1.
10736 (*avx_loadlps): Override length_immediate for the first alternative.
10737 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10738 attributes for second alternative.
10739 (*vec_concatv2sf_sse4_1): Override length_immediate and
10740 prefix_data16 attributes for second alternative.
10741 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10742 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10743 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10744 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10745 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10746 prefix_data16 and length_immediate to 1.
10747 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10749 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10750 prefix_extra attribute for variants that don't have 0f prefix alone.
10751 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10752 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10753 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10754 *sse4_1_pextrd): Set length_immediate to 1.
10755 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10756 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10758 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10759 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10760 length_immediate to 1 for second alternative.
10761 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10762 prefix_extra and length_immediate attributes for the first
10764 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10766 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10767 to 1 for the first and third alternative.
10768 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10770 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10772 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10774 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10775 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10776 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10777 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10778 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10779 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10780 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10781 ssse3_psign<mode>3): Override prefix_rex attribute.
10782 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10783 (ssse3_palignrti): Override length_immediate to 1.
10784 (ssse3_palignrdi): Override length_immediate to 1, override
10785 prefix_rex attribute.
10786 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10787 (sse4a_extrqi): Override length_immediate to 2.
10788 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10789 (sse4a_insertq): Override prefix_data16 to 0.
10790 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10791 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10792 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10793 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10794 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10795 and length_immediate to 1.
10796 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10797 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10798 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10799 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10800 and length_immediate to 1.
10801 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10802 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10803 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10804 avx_ptest256): Override prefix_extra to 1.
10805 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10806 Override prefix_data16 and length_immediate to 1.
10807 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10808 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10809 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10810 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10811 prefix_data16 to 0 and prefix_extra to 2.
10812 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10813 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10815 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10816 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10817 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10818 and prefix_extra to 2.
10819 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10820 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10821 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10822 avx_vpermilvar<mode>3,
10823 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10824 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10825 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10826 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10827 Override prefix_extra to 1.
10828 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10829 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10830 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10831 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10832 prefix_extra and length_immediate to 1.
10833 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10835 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10836 to 1 for the first alternative.
10837 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10838 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10840 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10841 *movv2sf_internal_avx, *movv2sf_internal): Override
10842 prefix_rep attribute for certain alternatives.
10843 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10844 attributes for certain alternatives.
10845 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10846 attributes for certain alternatives.
10847 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10848 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10849 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10850 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10851 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10852 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10853 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10854 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10855 length_immediate to 1 if operand 2 is const_int_operand.
10856 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10857 *vec_extractv2si_1): Set length_immediate attribute to 1.
10858 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10859 using old 3DNOW insn rather than SSE/3DNOW_A.
10860 (mmx_emms, mmx_femms): Clear modrm attribute.
10862 2009-05-29 Martin Jambor <mjambor@suse.cz>
10864 * tree-sra.c: New implementation of SRA.
10866 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10867 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10868 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10869 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10870 (SRA_MAX_STRUCTURE_COUNT): Removed.
10871 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10872 * doc/invoke.texi (sra-max-structure-size): Removed.
10873 (sra-field-structure-ratio): Removed.
10875 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10877 PR middle-end/40291
10878 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10881 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10883 PR rtl-optimization/40101
10884 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10885 seqno. Adjust comment.
10886 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10887 inserting bookkeeping before a jump, the jump is not scheduled.
10888 When no positive seqno found, provide a value. Add comment.
10890 2009-05-29 Richard Guenther <rguenther@suse.de>
10892 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10893 short-cutting on the first component.
10895 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10897 PR middle-end/39958
10898 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10899 for trees other than decls/types.
10901 2009-05-29 Richard Guenther <rguenther@suse.de>
10903 * tree-ssa-operands.c (get_expr_operands): Do not handle
10904 INDIRECT_REFs in the handled-component case. Remove
10905 unused get_ref_base_and_extent case.
10906 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10907 tree_low_cst and host_integerp where possible.
10908 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10909 codes for equivalence.
10910 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10912 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10914 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10915 to tmake_file for i[34567]86-*-cygwin*.
10917 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10920 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10921 (altivec_categorize_keyword, init_vector_keywords,
10922 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10925 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10927 * tree.c (handle_dll_attribute): Check if node is
10928 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10930 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10932 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10934 (thumb2_zero_extendqidi2): Likewise.
10936 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10938 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10939 instead of gen_movrt.
10940 * config/sh/sh.md (movrt): Remove.
10942 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10944 * doc/invoke.texi (IA-64 Options):
10945 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10946 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10947 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10948 -msched-prefer-non-control-spec-insns,
10949 -msched-stop-bits-after-every-cycle,
10950 -msched-count-spec-in-critical-path,
10951 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10952 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10953 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10954 and -msched-spec-verbose.
10956 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10958 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10959 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10961 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10963 2009-05-28 Richard Guenther <rguenther@suse.de>
10965 * tree-ssa-alias.c (ao_ref_init): New function.
10966 (ao_ref_base): Likewise.
10967 (ao_ref_base_alias_set): Likewise.
10968 (ao_ref_alias_set): Likewise.
10969 (refs_may_alias_p_1): Change signature.
10970 (refs_may_alias_p): Adjust.
10971 (refs_anti_dependent_p): Likewise.
10972 (refs_output_dependent_p): Likewise.
10973 (call_may_clobber_ref_p_1): Change signature.
10974 (call_may_clobber_ref_p): Adjust.
10975 (stmt_may_clobber_ref_p_1): New function split out from ...
10976 (stmt_may_clobber_ref_p): ... here.
10977 (maybe_skip_until): Adjust signature.
10978 (get_continuation_for_phi): Likewise.
10979 (walk_non_aliased_vuses): Likewise.
10980 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10981 (ao_ref_init): Declare.
10982 (ao_ref_base): Likewise.
10983 (ao_ref_alias_set): Likewise.
10984 (stmt_may_clobber_ref_p_1): Likewise.
10985 (walk_non_aliased_vuses): Adjust.
10986 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10987 (get_ref_from_reference_ops): remove.
10988 (vn_reference_lookup_2): Adjust signature.
10989 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10990 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10991 (vn_reference_lookup): Adjust.
10992 (vn_reference_insert): Likewise.
10993 (vn_reference_insert_pieces): Adjust signature.
10994 (visit_reference_op_call): Adjust.
10995 * tree-ssa-pre.c (get_expr_type): Simplify.
10996 (phi_translate_1): Adjust.
10997 (compute_avail): Likewise.
10998 (translate_vuse_through_block): Do not re-build trees.
10999 (value_dies_in_block_x): Likewise.
11000 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
11002 (vn_reference_lookup_pieces): Adjust declaration.
11003 (vn_reference_insert_pieces): Likewise.
11005 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
11007 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
11008 with checking disabled.
11010 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
11014 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
11015 macro definition for support of three-operand format aligned
11016 .comm directive in assembler on cygwin/pe/mingw target OS.
11017 * configure: Regenerate.
11018 * config.h: Regenerate.
11020 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
11021 aligned form of .comm directive if -mpe-aligned-commons is in effect.
11022 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
11024 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
11025 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
11027 2009-05-28 Ira Rosen <irar@il.ibm.com>
11029 PR tree-optimization/40254
11030 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
11031 in analysis of basic blocks.
11033 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
11035 PR middle-end/33699
11036 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
11037 * target-def.h (TARGET_CONST_ANCHOR): New macro.
11038 (TARGET_INITIALIZER): Use it.
11039 * cse.c (CHEAPER): Move it up to the other macros.
11040 (insert): Rename this ...
11041 (insert_with_costs): ... to this. Add cost parameters. Update
11043 (insert): New function. Call insert_with_costs.
11044 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
11045 find_reg_offset_for_const, try_const_anchors): New functions.
11046 (cse_insn): Call try_const_anchors. Adjust cost of src_related
11047 when using a const-anchor. Call insert_const_anchors.
11048 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
11049 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
11051 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11053 * tree-inline.c (remap_decls): Enable nonlocalized variables
11054 when not optimizing.
11056 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11058 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
11059 Simplify other tests involving optimize.
11061 2009-05-27 Tom Tromey <tromey@redhat.com>
11063 * unwind-dw2.c (_Unwind_DebugHook): New function.
11064 (uw_install_context): Call _Unwind_DebugHook.
11066 2009-05-27 Tom Tromey <tromey@redhat.com>
11068 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
11070 2009-05-27 Ian Lance Taylor <iant@google.com>
11072 * Makefile.in (LINKER, LINKER_FLAGS): Define.
11073 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
11074 (ALL_LINKERFLAGS): Define.
11075 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
11076 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11077 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
11078 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11079 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
11080 $(LINKER_FOR_BUILD).
11081 (build/gcov-iov$(build_exeext)): Likewise.
11083 2009-05-27 Julian Brown <julian@codesourcery.com>
11085 * gcse.c (target.h): Include.
11086 (can_assign_to_reg_without_clobbers_p): Check that the target allows
11087 copy of argument to a pseudo register.
11089 2009-05-27 Diego Novillo <dnovillo@google.com>
11091 * tree-ssa-live.c (dump_scope_block): Document arguments.
11092 (dump_scope_blocks): Document.
11093 (debug_scope_blocks): New.
11094 * tree-flow.h (debug_scope_blocks): Declare.
11096 2009-05-21 Denis Chertykov <denisc@overta.ru>
11098 * doc/contrib.texi (Contributors): Add myself to the list.
11100 2009-05-27 Olivier Hainque <hainque@adacore.com>
11102 * expr.c (target_align): New function. Alignment the TARGET of an
11103 assignment may be assume to have.
11104 (highest_pow2_factor_for_target): Use it instead of relying on
11105 immediate tree attributes of TARGET, not necessarily honored when
11106 intermediate bitfields are involved.
11108 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
11111 * config/i386/driver-i386.c (host_detect_local_cpu): Support
11112 AVX, SSE4, AES, PCLMUL and POPCNT.
11114 2009-05-27 Diego Novillo <dnovillo@google.com>
11116 * tree-pretty-print.c (dump_location): New.
11117 (dump_generic_node): Call it.
11118 Factor code to handle BLOCK nodes ...
11119 (dump_block_node): ... here.
11121 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
11123 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
11125 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
11127 * gcc-plugin.h: Include config.h and system.h.
11128 (IN_GCC): Define if not defined.
11130 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
11132 PR middle-end/40249
11133 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
11136 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
11138 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
11140 * config/m32r/m32r.h: Ditto.
11141 * config/m32r/m32r.md: Ditto.
11142 * config/m32r/predicates.md: Ditto.
11144 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
11146 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
11148 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
11151 (Loading plugins): typo.
11152 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
11153 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11154 (Interacting with the GCC Garbage Collector): Added new section.
11155 (Giving information about a plugin): Added new section for
11157 * ggc.h (ggc_register_root_tab): Added declaration.
11158 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
11159 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
11160 (register_callback): Improved comment in declaration.
11161 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
11162 (extra_root_vec) Added static variable for dynamic roots registration.
11163 (ggc_register_root_tab) Added new routine.
11164 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
11165 PLUGIN_GGC_MARKING event.
11166 * ggc-zone.c: Include plugin.h.
11167 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11168 * ggc-page.c: Include plugin.h.
11169 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11170 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
11171 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
11172 (register_callback): check lack of callbacks for
11173 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
11174 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
11175 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
11176 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11177 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
11178 dependency on plugin.h.
11179 (plugin.o): Added dependency on ggc.h...
11181 2009-05-26 Richard Guenther <rguenther@suse.de>
11183 PR middle-end/40248
11185 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11186 with mismatched comparison modes.
11188 * expr.c (expand_expr_real_1): Expand the operand of a
11189 VIEW_CONVERT_EXPR in its natural mode.
11191 2009-05-26 Ian Lance Taylor <iant@google.com>
11193 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
11194 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
11195 (ALL_COMPILERFLAGS): Define.
11196 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
11197 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11198 (collect2$(exeext), collect2.o): Likewise.
11199 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
11200 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
11201 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
11202 (libbackend.o, intl.o, cppdefault.o): Likewise.
11203 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11204 (build/%.o): Use $(COMPILER_FOR_BUILD).
11205 (build/gen%$(build_exeext)): Likewise.
11206 (build/gcov-iov$(build_exeext)): LIkewise.
11207 * config/t-darwin (darwin.o): Use $(COMPILER).
11208 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
11209 * config/t-sol2 (sol2-c.o): Likewise.
11210 (sol2.o): Likewise.
11211 * config/t-vxworks (vxworks.o): Likewise.
11212 * config/x-darwin (host-darwin.o): Likewise.
11213 * config/x-hpux (host-hpux.o): Likewise.
11214 * config/x-linux (host-linux.o): Likewise.
11215 * config/x-solaris (host-solaris.o): Likewise.
11216 * config/alpha/x-alpha (driver-alpha.o): Likewise.
11217 * config/arm/t-arm (arm-c.o): Likewise.
11218 * config/arm/t-pe (pe.o): Likewise.
11219 * config/arm/t-wince-pe (pe.o): Likewise.
11220 * config/i386/t-cygming (winnt.o): Likewise.
11221 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
11222 * config/i386/t-cygwin (cygwin1.o): Likewise.
11223 (cygwin2.o): Likewise.
11224 * config/i386/t-i386 (i386-c.o): Likewise.
11225 * config/i386/t-interix (winnt.o): Likewise.
11226 * config/i386/t-netware (netware.o): Likewise.
11227 * config/i386/t-nwld (nwld.o): Likewise.
11228 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
11229 * config/i386/x-i386 (driver-i386.o): Likewise.
11230 * config/i386/x-cygwin (host-cygwin.o): Likewise.
11231 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
11232 * config/ia64/t-ia64 (ia64-c.o): Likewise.
11233 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
11234 * config/mips/x-native (driver-native.o): Likewise.
11235 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
11236 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
11237 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
11238 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
11239 * config/score/t-score-elf (score7.o): Likewise.
11240 (score3.o): Likewise.
11241 * config/sh/t-sh (sh-c.o): Likewise.
11242 * config/sh/t-symbian (sh-c.o): Likewise.
11243 (symbian.o): Likewise.
11244 * config/spu/t-spu-elf (spu-c.o): Likewise.
11245 * config/v850/t-v850 (v850-c.o): Likewise.
11246 * config/v850/t-v850e (v850-c.o): Likewise.
11248 2009-05-26 Richard Guenther <rguenther@suse.de>
11250 PR tree-optimization/40122
11251 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
11252 VECTOR_CSTs if possible.
11253 (fold_gimple_assign): Likewise.
11255 2009-05-26 Richard Guenther <rguenther@suse.de>
11257 PR middle-end/40252
11258 * fold-const.c (fold_binary): Use the correct types for building
11261 2009-05-26 Richard Guenther <rguenther@suse.de>
11263 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
11264 redundant calls to merge_alias_info.
11265 (bump_vector_ptr): Likewise.
11266 * tree-ssa-copy.c (merge_alias_info): Remove.
11267 (replace_exp_1): Remove call to merge_alias_info.
11268 (propagate_tree_value): Likewise.
11269 (fini_copy_prop): Propagate points-to info.
11270 * tree-flow.h (merge_alias_info): Remove.
11272 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11274 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
11276 2009-05-25 Jan Hubicka <jh@suse.cz>
11278 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11279 * cgraph.h (struct inline_summary): New filed self_wize,
11280 size_inlining_benefit, self_time and time_inlining_benefit.
11281 (struct cgraph_global_info): Replace insns by time ans size fields.
11282 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11283 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11284 (ipcp_update_callgraph): Do not touch function bodies.
11285 * ipa-inline.c: Include except.h
11286 (MAX_TIME): New constant.
11287 (overall_insns): Remove.
11288 (leaf_node_p): New.
11289 (overall_size, max_benefit): New static variables.
11290 (cgraph_estimate_time_after_inlining): New function.
11291 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11292 (cgraph_clone_inlined_nodes): Update size.
11293 (cgraph_mark_inline_edge): Update size.
11294 (cgraph_estimate_growth): Use size info.
11295 (cgraph_check_inline_limits): Check size.
11296 (cgraph_default_inline_p): Likewise.
11297 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11298 (cgraph_decide_recursive_inlining): Check size.
11299 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11301 (cgraph_decide_inlining): Likewise.
11302 (cgraph_decide_inlining_incrementally): Likewise; honor
11303 PARAM_EARLY_INLINING_INSNS.
11304 (likely_eliminated_by_inlining_p): New predicate.
11305 (estimate_function_body_sizes): New function.
11306 (compute_inline_parameters): Use it.
11307 * except.c (must_not_throw_labels): New function.
11308 * except.h (must_not_throw_labels): Declare.
11309 * tree-inline.c (init_inline_once): Kill inlining_weigths
11310 * tree-ssa-structalias.c: Avoid uninitialized warning.
11311 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11312 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11313 (PARAM_INLINE_CALL_COST): Remove.
11314 (PARAM_EARLY_INLINING_INSNS): New.
11316 2009-05-25 Richard Guenther <rguenther@suse.de>
11318 PR tree-optimization/36327
11319 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11320 callback for reference translation or lookup at the point of may-defs.
11321 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11322 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11323 for union COMPONENT_REFs.
11324 (vn_reference_lookup_3): New callback. Lookup from memset
11325 and CONSTRUCTOR assignment, translate through struct copies.
11326 (vn_reference_lookup_pieces): Make sure to not free the
11327 passed operands array. Adjust walk_non_aliased_vuses call.
11328 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11329 make sure we do not leak memory.
11331 2009-05-25 Richard Guenther <rguenther@suse.de>
11333 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11334 * tree-inline.c (expand_call_inline): Reset the escaped and
11335 callused solutions.
11336 * tree-ssa-structalias.c (pass_build_ealias): New.
11337 * tree-pass.h (pass_build_ealias): Declare.
11338 * passes.c (init_optimization_passes): Add PTA during
11339 early optimizations.
11340 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11341 and CALLUSED solutions.
11342 (dump_points_to_solution): New function, split out from ...
11343 (dump_points_to_info_for): ... here.
11344 * tree-parloops.c (parallelize_loops): Reset the escaped and
11345 callused solutions.
11347 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11350 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11351 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11353 2009-05-25 Ira Rosen <irar@il.ibm.com>
11355 PR tree-optimization/40238
11356 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11357 statements after basic block's labels.
11358 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11359 to free the allocated memory.
11361 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11363 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11364 return address with a USE.
11366 2009-05-24 Richard Guenther <rguenther@suse.de>
11368 PR middle-end/40233
11369 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11370 array type from the main variant of the inner type.
11372 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11374 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11375 definition to bool (from int) to un-break build.
11376 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11378 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11380 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11381 discard_stmt_changes): Delete.
11382 * tree-ssa-operands.c (scb_stack): Delete.
11383 (init_ssa_operands): Do not initialize it.
11384 (fini_ssa_operands): Do not free it.
11385 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11387 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11388 update_stmt, remove the others. Fix comments.
11389 * tree-dfa.c (optimize_stack_restore): Likewise.
11390 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11391 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11392 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11393 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11395 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11396 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11397 (dom_opt_finalize_block): Likewise, adjusting access to
11399 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11400 (stmts_to_rescan): Change item type to gimple.
11401 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11403 2009-05-24 Ira Rosen <irar@il.ibm.com>
11405 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11406 * tree-pass.h (pass_slp_vectorize): New pass.
11407 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11408 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11409 * tree-vectorizer.c (timevar.h): Include.
11410 (user_vect_verbosity_level): Declare.
11411 (vect_location): Fix comment.
11412 (vect_set_verbosity_level): Update user_vect_verbosity_level
11413 instead of vect_verbosity_level.
11414 (vect_set_dump_settings): Add an argument. Ignore user defined
11415 verbosity if dump flags require higher level of verbosity. Print to
11416 stderr only for loop vectorization.
11417 (vectorize_loops): Update call to vect_set_dump_settings.
11418 (execute_vect_slp): New function.
11419 (gate_vect_slp): Likewise.
11420 (struct gimple_opt_pass pass_slp_vectorize): New.
11421 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11422 access its members.
11423 (vec_info_for_bb): New function.
11424 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11425 (VECTORIZATION_ENABLED): New macro.
11426 (SLP_ENABLED, SLP_DISABLED): Likewise.
11427 (vect_is_simple_use): Add bb_vec_info argument.
11428 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11429 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11430 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11431 vect_schedule_slp, vect_analyze_slp): Likewise.
11432 (vect_analyze_stmt): Add slp_tree argument.
11433 (find_bb_location): Declare.
11434 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11435 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11436 (vect_analyze_loop_operations, vect_analyze_loop,
11437 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11438 vect_finalize_reduction, vectorizable_reduction,
11439 vectorizable_live_operation, vect_transform_loop): Likewise.
11440 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11441 skip evolution analysis if analyzing a basic block.
11442 (dr_analyze_indices): Likewise.
11443 (initialize_data_dependence_relation): Skip the test whether the
11444 object is invariant for basic blocks.
11445 (compute_all_dependences): Skip dependence analysis for data
11446 references in basic blocks.
11447 (find_data_references_in_stmt): Don't fail in case of invariant
11448 access in basic block.
11449 (find_data_references_in_bb): New function.
11450 (find_data_references_in_loop): Move code to
11451 find_data_references_in_bb and add a call to it.
11452 (compute_data_dependences_for_bb): New function.
11453 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11454 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11456 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11457 unknown dependence in basic block and fail in case of dependence in
11459 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11460 dependence instances from either loop or basic block vectorization
11462 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11463 before calling nested_in_vect_loop_p.
11464 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11465 dependence instances from either loop or basic block vectorization
11467 (vect_verify_datarefs_alignment): Likewise.
11468 (vect_enhance_data_refs_alignment): Adjust function calls.
11469 (vect_analyze_data_refs_alignment): Likewise.
11470 (vect_analyze_group_access): Fix printing. Skip different checks if
11471 DR_STEP is 0. Keep strided stores either in loop or basic block
11472 vectorization data structure. Fix indentation.
11473 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11475 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11476 dependence instances from either loop or basic block vectorization
11478 (vect_analyze_data_refs): Update comment. Call
11479 compute_data_dependences_for_bb to analyze basic blocks.
11480 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11481 case of loop vectorization. In case of basic block vectorization use
11482 data-ref itself as a base.
11483 (vect_create_data_ref_ptr): In case of basic block vectorization:
11484 don't advance the pointer, add new statements before the current
11485 statement. Adjust function calls.
11486 (vect_supportable_dr_alignment): Support only aligned accesses in
11487 basic block vectorization.
11488 * common.opt (ftree-slp-vectorize): New flag.
11489 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11490 (vect_pattern_recog_1): Likewise.
11491 * tree-vect-stmts.c (process_use): Likewise.
11492 (vect_init_vector): Add new statements in the beginning of the basic
11493 block in case of basic block SLP.
11494 (vect_get_vec_def_for_operand): Adjust function calls.
11495 (vect_finish_stmt_generation): Likewise.
11496 (vectorizable_call): Add assert that it is loop vectorization, adjust
11498 (vectorizable_conversion, vectorizable_assignment): Likewise.
11499 (vectorizable_operation): In case of basic block SLP, take
11500 vectorization factor from statement's type and skip the relevance
11501 check. Adjust function calls.
11502 (vectorizable_type_demotion): Add assert that it is loop
11503 vectorization, adjust function calls.
11504 (vectorizable_type_promotion): Likewise.
11505 (vectorizable_store): Check for outer loop only in case of loop
11506 vectorization. Adjust function calls. For basic blocks, skip the
11507 relevance check and don't advance pointers.
11508 (vectorizable_load): Likewise.
11509 (vectorizable_condition): Add assert that it is loop vectorization,
11510 adjust function calls.
11511 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11512 that it is not reduction, get vector type, call only supported
11513 functions, skip loop specific parts.
11514 (vect_transform_stmt): Check for outer loop only in case of loop
11516 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11517 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11518 for external definition.
11519 * passes.c (pass_slp_vectorize): New pass.
11520 * tree-vect-slp.c (find_bb_location): New function.
11521 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11522 check for patterns only in loops.
11523 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11524 case of multiple types in basic block SLP.
11525 (vect_mark_slp_stmts_relevant): New function.
11526 (vect_supported_load_permutation_p): Fix comment.
11527 (vect_analyze_slp_instance): Add argument. In case of basic block
11528 SLP, take vectorization factor from statement's type, check that
11529 unrolling factor is 1. Adjust function call. Save SLP instance in
11530 either loop or basic block vectorization structure. Return FALSE,
11532 (vect_analyze_slp): Add argument. Get strided stores groups from
11533 either loop or basic block vectorization structure. Return FALSE
11534 if basic block SLP failed.
11535 (new_bb_vec_info): New function.
11536 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11537 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11538 (vect_schedule_slp): Add argument. Get SLP instances from either
11539 loop or basic block vectorization structure. Set vectorization factor
11540 to be 1 for basic block SLP.
11541 (vect_slp_transform_bb): New function.
11542 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11544 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11546 * final.c (shorten_branches): Do not align labels for jump tables.
11547 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11549 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11551 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11552 Remove outdated reference to flow.c and fix nits.
11553 * doc/gccint.texi: Tweak RTL description.
11554 * doc/rtl.texi: Likewise.
11556 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11558 * config/avr/avr.c: Change my email address.
11559 * config/avr/avr.h: Likewise.
11560 * config/avr/avr.md: Likewise.
11561 * config/avr/avr-protos.h: Likewise.
11562 * config/avr/libgcc.S: Likewise.
11564 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11566 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11567 (spu_split_load, spu_split_store): Change return type to int.
11568 (spu_split_convert): Declare.
11569 * config/spu/predicates.md (spu_mem_operand): Remove.
11570 (spu_mov_operand): Update.
11571 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11572 * config/spu/spu.c (regno_aligned_for_load): Remove.
11573 (reg_aligned_for_addr, spu_expand_load): Define.
11574 (spu_expand_extv): Reimplement and handle MEM.
11575 (spu_expand_insv): Handle MEM.
11576 (spu_sched_reorder): Handle insn's with length 0.
11577 (spu_legitimate_address_p): Reimplement.
11578 (store_with_one_insn_p): Return TRUE for any mode with size
11579 larger than 16 bytes.
11580 (address_needs_split): Define.
11581 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11583 (spu_convert_move): Define.
11584 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11585 (spu_split_store): Change all MEM's to TImode.
11586 (spu_init_expanders): Preallocate registers that correspond to
11587 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11589 (spu_split_convert): Define.
11590 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11591 (_move<mode>, _movdi, _movti): Update predicate and condition.
11592 (load, store): Change to define_split.
11593 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11595 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11596 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11597 define_insn_and_split of lshr<mode>3.
11598 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11599 (<v>ashr<mode>3_imm): Define.
11600 (extv, extzv, insv): Allow MEM operands.
11601 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11602 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11603 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11604 (_spu_convert2): Change to define_insn_and_split and remove the
11605 corresponding define_peephole2.
11606 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11607 Change predicates to memory_operand.
11609 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11611 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11613 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11615 PR tree-optimization/40219
11616 * tree.c (iterative_hash_expr): Make sure the builtin function is
11617 a normal builtin function and not a front end or back end builtin
11618 before indexing into the built_in_decls array.
11620 2009-05-22 Richard Guenther <rguenther@suse.de>
11622 PR middle-end/38964
11623 * alias.c (write_dependence_p): Do not use TBAA for answering
11624 anti-dependence or output-dependence.
11625 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11626 (emit_pointer_definition): Remove.
11627 (emit_alias_warning): Likewise.
11628 (find_what_var_points_to): Remove TBAA pruning code.
11629 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11631 (compute_points_to_sets): Remove code computing the set of
11632 dereferenced pointers.
11633 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11634 oracle for querying anti and output dependencies.
11635 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11636 if TBAA may be applied.
11637 (refs_anti_dependent_p): New function.
11638 (refs_output_dependent_p): Likewise.
11639 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11640 (refs_output_dependent_p): Likewise.
11641 * doc/tree-ssa.texi (Memory model): New section.
11642 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11643 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11644 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11645 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11646 * expr.c (expand_expr_real_1): Likewise.
11647 * gimple-low.c (lower_stmt): Likewise.
11648 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11649 (dump_gimple_cdt): Remove.
11650 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11651 (gimple_size): Likewise.
11652 (walk_gimple_op): Likewise.
11653 (is_gimple_stmt): Likewise.
11654 (walk_stmt_load_store_addr_ops): Likewise.
11655 (gimple_build_cdt): Remove.
11656 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11657 * gimple.h (gimple_cdt_new_type): Remove.
11658 (gimple_cdt_new_type_ptr): Likewise.
11659 (gimple_cdt_set_new_type): Likewise.
11660 (gimple_cdt_location): Likewise.
11661 (gimple_cdt_location_ptr): Likewise.
11662 (gimple_cdt_set_location): Likewise.
11663 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11664 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11665 GIMPLE_CHANGE_DYNAMIC_TYPE.
11666 (verify_types_in_gimple_stmt): Likewise.
11667 * tree-inline.c (estimate_num_insns): Likewise.
11668 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11669 (copy_decl_to_var): Likewise.
11670 (copy_result_decl_to_var): Likewise.
11671 * tree-pretty-print.c (dump_generic_node): Do not handle
11672 CHANGE_DYNAMIC_TYPE_EXPR.
11673 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11674 * tree-ssa-operands.c (get_expr_operands): Likewise.
11675 * tree-ssa-structalias.c (struct variable_info): Remove
11676 no_tbaa_pruning member.
11677 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11678 (unify_nodes): Do not copy it.
11679 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11680 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11681 (set_uids_in_ptset): Do not check it.
11682 (find_what_var_points_to): Likewise.
11683 (compute_tbaa_pruning): Remove.
11684 (compute_points_to_sets): Do not call it.
11685 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11686 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11687 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11688 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11689 (DECL_NO_TBAA_P): Likewise.
11690 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11691 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11692 (expand_omp_atomic_pipeline): Do not set it.
11693 * print-tree.c (print_node): Do not dump it.
11694 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11697 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11700 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11703 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11705 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11708 2009-05-22 Ben Elliston <bje@au.ibm.com>
11710 * Makefile.in (bversion.h, s-bversion): New targets.
11711 (TOPLEV_H): Add bversion.h.
11712 * toplev.h: Include "bversion.h".
11713 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11714 the __format__ attribute only if compiling with the same version
11715 of GCC as the sources (the "build version").
11717 2009-05-22 Ben Elliston <bje@au.ibm.com>
11719 * c-format.c (handle_format_attribute): Fix comment typo.
11721 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11724 * config/ia64/ia64.opt (mfused-madd): New.
11725 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11726 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11727 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11728 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11729 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11730 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11731 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11732 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11733 instruction if !TARGET_FUSED_MADD.
11734 (fpma, fpms): Remove colon from name.
11736 2009-05-22 Richard Guenther <rguenther@suse.de>
11738 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11739 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11740 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11742 (create_expression_by_pieces): Only convert if necessary.
11743 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11744 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11746 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11748 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11749 regular pattern from a template and rename it ...
11750 (*extzv_truncsi_exts): ... to this.
11752 2009-05-21 Richard Guenther <rguenther@suse.de>
11754 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11755 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11756 (cgraph_default_inline_p): Likewise.
11757 (cgraph_decide_inlining_incrementally): Likewise.
11759 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11760 Uros Bizjak <ubizjak@gmail.com>
11762 * config/i386/cpuid.h (bit_MOVBE): New.
11764 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11766 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11767 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11768 (ix86_handle_option): Handle OPT_mmovbe.
11769 (ix86_target_string): Add -mmovbe.
11770 (pta_flags): Add PTA_MOVBE.
11771 (processor_alias_table): Add PTA_MOVBE to "atom".
11772 (override_options): Handle PTA_MOVBE.
11774 * config/i386/i386.h (TARGET_MOVBE): New.
11776 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11777 (*bswapsi_movbe): New.
11778 (*bswapdi_movbe): Likewise.
11779 (bswapdi2): Renamed to ...
11780 (*bswapdi_1): This.
11781 (bswapdi2): New expander.
11783 * config/i386/i386.opt (mmovbe): New.
11785 * doc/invoke.texi: Document -mmovbe.
11787 2009-05-21 Taras Glek <tglek@mozilla.com>
11789 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11790 * gcc-plugin.h (plugin_init): Updated signature.
11791 * gcc-plugin.h (plugin_name_args): Moved to this header.
11792 * doc/plugins.texi (plugin_init): Updated documention to reflect
11794 * doc/plugins.texi (plugin_name_args): Added to documention.
11796 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11798 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11799 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11801 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11803 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11804 JUMP_TABLE_DATA_P predicates where applicable.
11805 * config/i386/predicates.md: Ditto.
11806 * config/i386/sse.md: Ditto.
11808 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11810 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11811 operand2 -128 override length_immediate attribute to 1.
11812 * config/i386/predicates.md (constm128_operand): New predicate.
11814 * config/i386/i386.c (memory_address_length): Handle %r12
11815 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11817 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11818 mode look through optional ZERO_EXTEND and SUBREG.
11819 * config/i386/i386.md (R12_REG): New define_constant.
11820 (prefix_data16): For sse unit set also for MODE_TI insns.
11821 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11822 insns set if operand 1 is ext_QIreg_operand.
11823 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11824 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11826 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11827 mode from MODE_DI to MODE_SI.
11828 (movdi_1_rex64): Override modrm and length_immediate attributes
11829 only for movabs (TYPE_IMOV, alternative 2).
11830 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11831 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11832 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11833 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11834 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11835 prefix_rex attribute if DImode.
11836 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11837 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11838 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11839 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11840 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11841 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11842 Likewise. For TYPE_IMOV clear length_immediate attribute.
11843 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11844 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11845 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11846 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11847 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11848 or one operand TYPE_ISHIFT.
11849 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11850 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11851 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11852 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11853 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11854 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11855 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11856 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11857 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11858 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11859 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11860 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11861 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11862 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11863 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11864 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11865 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11866 set mode attribute, don't override length attribute.
11867 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11869 (return_internal_long): Set length attribute to 2 instead of 1.
11870 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11871 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11872 prefix_rex attribute.
11873 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11875 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11877 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11879 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11881 2009-05-20 Ian Lance Taylor <iant@google.com>
11883 * tree.c (build_tree_list_vec_stat): New function.
11884 (ctor_to_vec): New function.
11885 (build_nt_call_vec): New function.
11886 (build_call_array): Change args to be a const pointer.
11887 (build_call_vec): New function.
11888 * tree.h (build_nt_call_vec): Declare.
11889 (build_tree_list_vec_stat): Declare.
11890 (build_tree_list_vec): Define.
11891 (build_call_array): Update declaration.
11892 (build_call_vec): Declare.
11893 (ctor_to_vec): Declare.
11894 * c-common.c (tree_vector_cache): New static variable.
11895 (make_tree_vector): New function.
11896 (release_tree_vector): New function.
11897 (make_tree_vector_single): New function.
11898 (make_tree_vector_copy): New function.
11899 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11900 (make_tree_vector_single, make_tree_vector_copy): Declare.
11901 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11902 (c_parser_expr_list): Don't manage cache here, instead call
11904 (c_parser_release_expr_list): Remove static function.
11905 (c_parser_vec_to_tree_list): Remove static function.
11906 (c_parser_attributes): Call build_tree_list_vec instead of
11907 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11908 c_parser_release_expr_list.
11909 (c_parser_postfix_expression_after_primary): Likewise.
11910 (c_parser_objc_keywordexpr): Likewise.
11912 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11914 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11915 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11916 TARGET_CONVERT_TO_TYPE.
11917 * hooks.c (hook_tree_const_tree_null): Define.
11918 * hooks.h (hook_tree_const_tree_null): Declare.
11919 * target.h (struct gcc_target): Add invalid_parameter_type,
11920 invalid_return_type, promoted_type, and convert_to_type fields.
11921 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11922 (TARGET_INVALID_RETURN_TYPE): Define.
11923 (TARGET_PROMOTED_TYPE): Define.
11924 (TARGET_CONVERT_TO_TYPE): Define.
11925 (TARGET_INITIALIZER): Update for new fields.
11926 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11927 (grokparms): Check targetm.invalid_parameter_type.
11928 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11929 * c-convert.c (convert): Check targetm.convert_to_type.
11931 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11933 * config/mips/mips.md (*extenddi_truncate<mode>,
11934 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11936 (*extendhi_truncateqi): New define_insn_and_sptit.
11938 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11940 PR middle-end/40204
11941 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11942 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11944 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11946 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11947 the operand of VIEW_CONVERT_EXPR.
11949 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11951 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11952 extended family and model for Intel processors. Support Intel Atom.
11954 2009-05-20 Olivier Hainque <hainque@adacore.com>
11956 * gstab.h (stab_code_type): Define, to be used instead of the
11957 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11959 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11960 occurrences by stab_code_type.
11961 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11963 2009-05-20 Martin Jambor <mjambor@suse.cz>
11965 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11966 (sra_insert_before): Likewise.
11967 (sra_insert_after): Likewise.
11968 (sra_init_cache): Likewise.
11969 (sra_type_can_be_decomposed_p): Likewise.
11970 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11971 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11972 (sra_insert_before): Likewise.
11973 (sra_insert_after): Likewise.
11974 (sra_init_cache): Likewise.
11975 (insert_edge_copies_seq): Made static and moved upwards.
11977 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11980 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11982 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11983 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11986 2009-05-20 Richard Guenther <rguenther@suse.de>
11988 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11989 with mismatched comparison modes.
11991 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11993 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11994 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11995 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11996 with shifts for Thumb2.
11997 (orsi_notsi): New for orn.
11998 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11999 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
12000 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
12001 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
12002 Don't invert remainder for IOR.
12004 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
12006 PR tree-optimization/40087
12007 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
12008 number_of_iterations_ne): Rename never_infinite argument.
12009 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
12010 number_of_iterations_le): Handle pointer-type ivs when
12011 exit_must_be_taken is false.
12012 (number_of_iterations_cond): Do not always assume that
12013 exit_must_be_taken if the control variable is a pointer.
12015 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12017 * c-typeck.c (build_binary_op): Allow % on integal vectors.
12018 * doc/extend.texi (Vector Extension): Document that % is allowed too.
12020 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
12022 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
12023 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
12025 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12028 * c.opt (Wlogical-op): Disabled by default.
12029 * c-opt (c_common_post_options): Do not enable Wlogical-op with
12031 * doc/invoke.texi (Wlogical-op): Likewise.
12033 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
12035 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
12037 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
12038 Propagate the type of the first operand.
12039 <ASSERT_EXPR>: Simplify.
12040 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
12041 Rewrite using the RHS code as discriminant.
12042 <NOP_EXPR>: Turn into CASE_CONVERT.
12043 <PLUS_EXPR>: Propagate the type of the first operand.
12045 2009-05-19 Steve Ellcey <sje@cup.hp.com>
12047 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
12048 (ia64_dconst_0_375): New.
12049 * config/ia64/ia64.c (ia64_override_options): Remove
12050 -minline-sqrt-min-latency warning.
12051 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
12052 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
12053 * config/ia64/ia64.md (*sqrt_approx): Remove.
12054 (sqrtsf2): Remove #if 0.
12055 (sqrtsf2_internal_thr): Rewrite and move to div.md.
12056 (sqrtdf): Remove assert.
12057 (sqrtdf2_internal_thr): Rewrite and move to div.md.
12058 (sqrtxf2): Remove #if 0.
12059 (sqrtxf2_internal_thr): Rewrite and move to div.md.
12060 * div.md (sqrt_approx_rf): New.
12061 (sqrtsf2_internal_thr): New implementation.
12062 (sqrtsf2_internal_lat): New.
12063 (sqrtdf2_internal_thr: New implementation.
12064 (sqrtxf2_internal): New implementation.
12066 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
12067 Hans-Peter Nilsson <hp@axis.com>
12069 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
12070 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
12071 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
12072 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
12073 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
12074 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
12075 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
12076 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
12077 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
12078 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
12079 * c-common.c: ...from here.
12081 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12083 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
12085 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12087 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
12089 2009-05-19 Ben Elliston <bje@au.ibm.com>
12091 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
12092 assignments with memcpy calls.
12093 (add_fdes): Likewise.
12094 (binary_search_unencoded_fdes): Likewise.
12095 (linear_search_fdes): Eliminate type puns.
12097 2009-05-19 Richard Guenther <rguenther@suse.de>
12099 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
12100 not falsely claim to have propagated into all uses.
12102 2009-05-19 Ben Elliston <bje@au.ibm.com>
12104 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
12107 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12109 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
12110 * config/sh/sh.c (sh_legitimate_address_p): Make static.
12111 (TARGET_LEGITIMATE_ADDRESS_P): New.
12112 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12113 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12115 2009-05-18 Dodji Seketeli <dodji@redhat.com>
12118 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
12119 child of the containing namespace's DIE.
12121 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
12123 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
12124 *zero_extendhi_truncqi): Move after the zero_extend patterns.
12125 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
12128 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
12131 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
12132 gen_align with gen_pad.
12133 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
12134 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
12136 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
12137 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
12139 * config/i386/i386.md (align): Renamed to ...
12140 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
12141 ASM_OUTPUT_MAX_SKIP_PAD.
12143 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
12145 * config.gcc: Fix variable syntax.
12148 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
12149 before calling exact_log2.
12150 (output_iorsi3): Likewise.
12151 (output_xorsi3): Likewise.
12153 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12155 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
12156 for the none zero constant operand except for EQ and NE
12157 comprisons even when the first operand is R0.
12159 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
12161 * config/s390/2064.md: Remove trailing whitespaces.
12162 * config/s390/2084.md: Likewise.
12163 * config/s390/constraints.md: Likewise.
12164 * config/s390/fixdfdi.h: Likewise.
12165 * config/s390/libgcc-glibc.ver: Likewise.
12166 * config/s390/s390-modes.def: Likewise.
12167 * config/s390/s390-protos.h: Likewise.
12168 * config/s390/s390.c: Likewise.
12169 * config/s390/s390.h: Likewise.
12170 * config/s390/s390.md: Likewise.
12171 * config/s390/tpf-unwind.h: Likewise.
12173 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12175 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
12177 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12180 * configure.ac (m68k-*-*): Check if binutils support TLS.
12181 * configure: Regenerate.
12182 * config/m68k/predicates.md (symbolic_operand): Extend comment.
12183 * config/m68k/constraints.md (Cu): New constraint.
12184 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
12185 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
12186 (movsi): Handle TLS symbols.
12187 (addsi3_5200): Handle XTLS symbols, indent.
12188 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
12189 (m68k_tls_reference_p): Declare.
12190 (m68k_legitimize_address): Declare.
12191 (m68k_unwrap_symbol): Declare.
12192 * config/m68k/m68k.opt (mxtls): New option.
12193 * config/m68k/m68k.c (ggc.h): Include.
12194 (m68k_output_dwarf_dtprel): Implement hook.
12195 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12196 (m68k_expand_prologue): Load GOT pointer when function needs it.
12197 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
12198 (m68k_legitimate_constant_address_p): Same.
12199 (m68k_decompose_address): Handle TLS references.
12200 (m68k_get_gp): New static function.
12201 (enum m68k_reloc): New contants.
12202 (TLS_RELOC_P): New macro.
12203 (m68k_wrap_symbol): New static function.
12204 (m68k_unwrap_symbol): New function.
12205 (m68k_final_prescan_insn_1): New static function.
12206 (m68k_final_prescan_insn): New function.
12207 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
12209 (legitimize_pic_address): Handle TLS references..
12210 (m68k_tls_get_addr, m68k_get_tls_get_addr)
12211 (m68k_libcall_value_in_a0_p)
12212 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
12213 (m68k_call_m68k_read_tp): Helper variables and functions for ...
12214 (m68k_legitimize_tls_address): Handle TLS references.
12215 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
12217 (m68k_legitimize_address): Handle TLS symbols.
12218 (m68k_get_reloc_decoration): New static function.
12219 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
12221 (m68k_output_dwarf_dtprel): Implement hook.
12222 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
12223 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
12224 m68k_call_* routines.
12225 (sched_attr_op_type): Handle TLS symbols.
12226 (gt-m68k.h): Include.
12227 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
12228 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
12230 2009-05-18 Martin Jambor <mjambor@suse.cz>
12232 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
12233 (visit_store_addr_for_mod_analysis): New function.
12234 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
12235 (determine_cst_member_ptr): Use gimple_assign_single_p.
12236 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
12237 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
12238 operands. Don't check number of operands of a NOP_EXPR.
12240 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
12242 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
12244 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
12247 * c-common.c (warn_logical_operator): Don't warn if one of
12248 expression isn't always true or false.
12250 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
12252 * config/i386/biarch32.h: New file.
12253 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
12255 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
12257 * config/mips/mips.md (*zero_extend<mode>_trunchi,
12258 *zero_extend<mode>_truncqi): Merge these into ...
12259 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
12260 Name the pattern following this as *zero_extendhi_truncqi.
12262 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
12264 PR middle-end/39301
12265 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
12266 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
12267 (output_info): Make field HOST_WIDEST_INT.
12268 (print_statistics): Use HOST_WIDEST_INT_PRINT.
12269 (dump_bitmat_statistics): Same.
12271 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
12273 * config.gcc (use_gcc_stdint): Set to wrap.
12274 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12275 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12276 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12277 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12278 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12279 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12280 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12281 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12283 2009-05-16 Joseph Myers <joseph@codesourcery.com>
12285 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
12287 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
12288 Move definitions earlier.
12289 (OPT_ARCH64, OPT_ARCH32): Define.
12290 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12293 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12296 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12299 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12301 * arm.md (movdi2): Copy non-reg values to DImode registers.
12303 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12306 * final.c (label_to_max_skip): New function.
12307 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12308 CODE_LABEL_NUMBER <= max_labelno.
12309 * output.h (label_to_max_skip): New prototype.
12310 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12311 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12312 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12313 Handle CODE_LABELs with >= 16 byte alignment or with
12314 max_skip == (1 << align) - 1.
12315 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12316 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12319 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12320 .p2align 3 if MAX_SKIP is smaller than 7.
12321 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12323 2009-05-15 Ian Lance Taylor <iant@google.com>
12325 * alias.c (struct alias_set_entry_d): Rename from struct
12326 alias_set_entry. Change all uses.
12327 * except.c (struct call_site_record_d): Rename from struct
12328 call_site_record. Change all uses.
12329 * except.h (struct eh_region_d): Rename from struct eh_region.
12331 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12333 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12334 ivtype_map_elt. Change all uses.
12335 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12337 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12338 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12340 (struct sese_d): Rename from struct sese. Change all uses.
12341 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12342 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12343 * optabs.h (struct optab_d): Rename from struct optab. Change all
12345 (struct convert_optab_d): Rename from struct convert_optab.
12347 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12348 ipa_opt_pass. Change all uses.
12349 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12352 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12353 defined as a typedef.
12354 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12357 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12360 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12362 (merge_ranges): Returns bool.
12363 * tree.h (make_range): .. to here.
12364 (build_range_check): Likewise.
12365 (merge_ranges): Likewise. Renamed from merge_ranges.
12366 * c-typeck.c (parser_build_binary_op): Update calls to
12367 warn_logical_operator.
12368 * c-common.c (warn_logical_operator): Add new warning.
12369 * c-common.h (warn_logical_operator): Update declaration.
12371 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12373 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12375 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12377 * doc/install.texi: Document MPC requirements, flags etc.
12379 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12380 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12381 Evaluate constant arguments.
12382 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12383 (fold_builtin_1): Likewise, also evaluate constant arguments.
12384 Remove superfluous break.
12385 (do_mpc_ckconv): New.
12386 * real.h: Include mpc.h.
12387 * toplev.c (print_version): Output MPC version info if available.
12389 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12391 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12393 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12395 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12398 2009-05-15 Jan Hubicka <jh@suse.cz>
12400 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12401 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12402 (try_inline): Fix return value.
12403 (cgraph_decide_inlining_incrementally): Honor new value.
12404 (cgraph_early_inlining): Handle indirect inlining.
12405 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12407 2009-05-15 Jan Hubicka <jh@suse.cz>
12409 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12410 * cgraphunit.c (cgraph_finalize_function): Set it.
12411 (cgraph_expand_function): Use it.
12413 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12415 * real.c (encode_ieee_half): Define.
12416 (decode_ieee_half): Define.
12417 (ieee_half_format): Define.
12418 (arm_half_format): Define.
12419 * real.h (ieee_half_format): Declare.
12420 (arm_half_format): Declare.
12422 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12424 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12425 swapped, and reversed optabs exist before trying to use them.
12427 2009-05-15 Paul Brook <paul@codesourcery.com>
12428 Sandra Loosemore <sandra@codesourcery.com>
12430 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12431 loads. Allow PRE_DEC.
12432 (output_move_neon): Handle PRE_DEC.
12433 (arm_print_operand): Add 'A' for neon structure loads.
12434 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12435 * config/arm/neon.md (neon_mov): Update comment.
12436 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12438 (Um): New constraint.
12440 2009-05-15 Jan Hubicka <jh@suse.cz>
12442 Revert the following patch until testsuite fallout is fixed:
12443 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12444 * cgraph.h (struct inline_summary): New filed self_wize,
12445 size_inlining_benefit, self_time and time_inlining_benefit.
12446 (struct cgraph_global_info): Replace insns by time ans size fields.
12447 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12448 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12449 (ipcp_update_callgraph): Do not touch function bodies.
12450 * ipa-inline.c: Include except.h
12451 (MAX_TIME): New constant.
12452 (overall_insns): Remove
12453 (overall_size, max_benefit): New static variables.
12454 (cgraph_estimate_time_after_inlining): New function.
12455 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12456 (cgraph_clone_inlined_nodes): Update size.
12457 (cgraph_mark_inline_edge): Update size.
12458 (cgraph_estimate_growth): Use size info.
12459 (cgraph_check_inline_limits): Check size.
12460 (cgraph_default_inline_p): Likewise.
12461 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12462 (cgraph_decide_recursive_inlining): Check size.
12463 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12465 (cgraph_decide_inlining): Likewise.
12466 (cgraph_decide_inlining_incrementally): Likewise; honor
12467 PARAM_EARLY_INLINING_INSNS.
12468 (likely_eliminated_by_inlining_p): New predicate.
12469 (estimate_function_body_sizes): New function.
12470 (compute_inline_parameters): Use it.
12471 * except.c (must_not_throw_labels): New function.
12472 * except.h (must_not_throw_labels): Declare.
12473 * tree-inline.c (init_inline_once): Kill inlining_weigths
12474 * tree-ssa-structalias.c: Avoid uninitialized warning.
12475 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12476 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12477 (PARAM_INLINE_CALL_COST): Remove.
12478 (PARAM_EARLY_INLINING_INSNS): New.
12480 2009-05-15 Richard Guenther <rguenther@suse.de>
12482 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12483 not TODO_update_ssa.
12485 2009-05-15 Richard Guenther <rguenther@suse.de>
12487 PR tree-optimization/39999
12488 * gimple.h (gimple_expr_type): Use the expression type looking
12489 through useless conversions.
12490 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12491 (vn_nary_op_insert_stmt): Likewise.
12492 (simplify_binary_expression): Likewise.
12494 2009-05-15 Richard Guenther <rguenther@suse.de>
12496 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12497 New options, enabled by default.
12498 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12500 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12501 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12502 * tree-ssa-structalias.c (gate_tree_pta): New function.
12503 (pass_build_alias): Use it.
12505 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12507 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12508 recurse on an invariant address if a conversion from a pointer
12509 type to a wider integer type is involved.
12511 2009-05-15 Jan Hubicka <jh@suse.cz>
12513 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12514 * cgraph.h (struct inline_summary): New filed self_wize,
12515 size_inlining_benefit, self_time and time_inlining_benefit.
12516 (struct cgraph_global_info): Replace insns by time ans size fields.
12517 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12518 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12519 (ipcp_update_callgraph): Do not touch function bodies.
12520 * ipa-inline.c: Include except.h
12521 (MAX_TIME): New constant.
12522 (overall_insns): Remove
12523 (overall_size, max_benefit): New static variables.
12524 (cgraph_estimate_time_after_inlining): New function.
12525 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12526 (cgraph_clone_inlined_nodes): Update size.
12527 (cgraph_mark_inline_edge): Update size.
12528 (cgraph_estimate_growth): Use size info.
12529 (cgraph_check_inline_limits): Check size.
12530 (cgraph_default_inline_p): Likewise.
12531 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12532 (cgraph_decide_recursive_inlining): Check size.
12533 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12535 (cgraph_decide_inlining): Likewise.
12536 (cgraph_decide_inlining_incrementally): Likewise; honor
12537 PARAM_EARLY_INLINING_INSNS.
12538 (likely_eliminated_by_inlining_p): New predicate.
12539 (estimate_function_body_sizes): New function.
12540 (compute_inline_parameters): Use it.
12541 * except.c (must_not_throw_labels): New function.
12542 * except.h (must_not_throw_labels): Declare.
12543 * tree-inline.c (init_inline_once): Kill inlining_weigths
12544 * tree-ssa-structalias.c: Avoid uninitialized warning.
12545 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12546 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12547 (PARAM_INLINE_CALL_COST): Remove.
12548 (PARAM_EARLY_INLINING_INSNS): New.
12549 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12550 (inline-call-cost): Remove.
12551 (early-inlining-insns): New.
12553 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12555 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12557 (print_int_cst_bounds_in_octal_p): Likewise.
12558 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12560 * dwarf2out.c (base_type_die): Likewise.
12561 (is_subrange_type): Delete.
12562 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12563 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12564 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12565 if the destination type is boolean.
12566 (build_range_check): Do not special-case subtypes.
12567 (fold_sign_changed_comparison): Likewise.
12568 (fold_unary): Likewise.
12569 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12570 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12571 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12572 * tree.c (subrange_type_for_debug_p): New predicate based on the
12573 former is_subrange_type.
12574 * tree.h (subrange_type_for_debug_p): Declare.
12575 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12576 (convert_affine_scev): Remove call to above function.
12577 (chrec_convert_aggressive): Likewise.
12578 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12579 false for conversions involving subtypes.
12580 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12581 (vrp_val_min): Likewise.
12582 (needs_overflow_infinity): Likewise.
12583 (extract_range_from_unary_expr): Likewise.
12585 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12587 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12588 * config/frv/frv.c: Likewise.
12589 * config/s390/s390.c: Likewise.
12590 * config/sparc/sparc.h: Likewise.
12591 * config/i386/i386.h: Likewise.
12592 * config/i386/i386.c: Likewise.
12593 * config/crx/crx.c: Likewise.
12594 * config/m68hc11/m68hc11.h: Likewise.
12595 * config/iq2000/iq2000.c: Likewise.
12596 * config/mn10300/mn10300.h: Likewise.
12597 * config/mn10300/mn10300.c: Likewise.
12598 * config/m68k/m68k.c: Likewise.
12599 * config/rs6000/rs6000.c: Likewise.
12600 * config/rs6000/xcoff.h: Likewise.
12601 * config/rs6000/linux64.h: Likewise.
12602 * config/rs6000/sysv4.h: Likewise.
12603 * config/score/score3.c: Likewise.
12604 * config/score/score7.c: Likewise.
12605 * config/score/score.c: Likewise.
12606 * config/arm/arm.md: Likewise.
12607 * config/mips/mips.c: Likewise.
12608 * config/mips/mips.md: Likewise.
12609 * config/bfin/bfin.h: Likewise.
12610 * config/pa/pa.c: Likewise.
12611 * config/pa/constraints.md: Likewise.
12613 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12614 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12615 * config/pdp11/pdp11.h: Use memory_address_p instead.
12617 2009-05-14 Ian Lance Taylor <iant@google.com>
12619 * passes.c (finish_optimization_passes): Change i to int.
12620 * plugin.c (plugins_active_p): Change event to int.
12621 (dump_active_plugins): Likewise.
12622 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12624 * tree.c (tree_range_check_failed): Change c to unsigned int.
12625 (omp_clause_range_check_failed): Likewise.
12626 (build_common_builtin_nodes): Change mode to int. Add cast.
12627 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12628 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12630 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12631 ++ or -- with a variable of enum type.
12633 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12636 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12638 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12640 * store-motion.c: Do not include params.h
12641 * Makefile.in: Fix dependencies for various files.
12643 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12645 * auto-inc-dec.c: Fix pass description, remove apparent
12646 accidental duplication.
12648 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12650 PR middle-end/40147
12651 * ipa-utils.h (memory_identifier_string): Moved to ...
12652 * tree.h (memory_identifier_string): Here. Add GTY(()).
12654 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12656 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12657 in the former documentation of...
12658 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12659 * ira-conflicts.c (get_dup_num): Use address_operand.
12660 * targhooks.c (default_legitimate_address_p): New.
12661 * targhooks.h (default_legitimate_address_p): New.
12662 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12664 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12665 * target.h (struct target): Add legitimate_address_p.
12666 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12667 (TARGET_INITIALIZER): Include it.
12669 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12670 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12671 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12672 (TARGET_LEGITIMATE_ADDRESS_P): New.
12674 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12675 (REG_OK_STRICT_P): Delete.
12676 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12677 (frv_legitimate_address_p_1): ... this.
12678 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12679 (frv_legitimate_address_p_1): ... the renamed old
12680 frv_legitimate_address_p.
12681 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12682 (TARGET_LEGITIMATE_ADDRESS_P): New.
12684 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12685 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12686 * config/s390/s390.c (legitimate_address_p): Rename to...
12687 (s390_legitimate_address_p): ... this, make static.
12688 (legitimize_address): Adjust call.
12689 (TARGET_LEGITIMATE_ADDRESS_P): New.
12690 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12692 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12693 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12694 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12695 (TARGET_LEGITIMATE_ADDRESS_P): New.
12697 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12698 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12699 * config/spu/spu.c (spu_legitimate_address): Rename to...
12700 (spu_legitimate_address_p): ... this, make static.
12701 (TARGET_LEGITIMATE_ADDRESS_P): New.
12703 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12704 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12705 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12706 (sparc_legitimate_address_p): ... this, make static and return bool.
12707 (legitimize_address): Adjust call.
12708 (TARGET_LEGITIMATE_ADDRESS_P): New.
12710 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12711 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12712 * config/i386/i386.c (legitimate_address_p): Rename to...
12713 (ix86_legitimate_address_p): ... this, make static.
12714 (constant_address_p): Move after it, adjust call.
12715 (TARGET_LEGITIMATE_ADDRESS_P): New.
12717 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12718 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12719 * config/avr/avr.c (legitimate_address_p): Rename to...
12720 (avr_legitimate_address_p): ... this, make static.
12721 (legitimize_address): Adjust call.
12722 (TARGET_LEGITIMATE_ADDRESS_P): New.
12724 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12725 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12726 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12727 (TARGET_LEGITIMATE_ADDRESS_P): New.
12729 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12730 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12731 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12732 (TARGET_LEGITIMATE_ADDRESS_P): New.
12734 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12735 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12737 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12739 (TARGET_LEGITIMATE_ADDRESS_P): New.
12741 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12742 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12744 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12746 (m68hc11_legitimate_address_p): ... this, make static.
12747 (go_if_legitimate_address_internal): Rename to...
12748 (m68hc11_legitimate_address_p_1): ... this.
12749 (legitimize_address): Adjust call.
12750 (TARGET_LEGITIMATE_ADDRESS_P): New.
12752 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12753 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12754 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12755 (TARGET_LEGITIMATE_ADDRESS_P): New.
12757 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12758 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12759 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12760 (mn10300_legitimate_address_p): ... this, make static.
12761 (TARGET_LEGITIMATE_ADDRESS_P): New.
12763 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12764 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12765 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12766 (TARGET_LEGITIMATE_ADDRESS_P): New.
12768 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12769 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12770 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12771 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12772 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12773 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12774 (rs6000_legitimate_address_p): ... this, make static.
12775 (TARGET_LEGITIMATE_ADDRESS_P): New.
12776 (REG_MODE_OK_FOR_BASE_P): Delete.
12777 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12779 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12780 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12782 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12783 static, adjust types.
12784 (TARGET_LEGITIMATE_ADDRESS_P): New.
12786 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12787 * config/score/score.c (score_address_p): Rename to...
12788 (score_legitimate_address_p): ... this.
12789 (TARGET_LEGITIMATE_ADDRESS_P): New.
12790 * config/score/score3.c (score3_address_p): Rename to...
12791 (score3_legitimate_address_p): ... this.
12792 * config/score/score7.c (score7_address_p): Rename to...
12793 (score7_legitimate_address_p): ... this.
12795 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12796 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12797 GO_IF_LEGITIMATE_ADDRESS): Delete.
12798 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12799 thumb2_legitimate_address_p): Delete.
12800 (arm_legitimate_address_p): Rename to...
12801 (arm_legitimate_address_outer_p): ... this.
12802 * config/arm/constraints.md ("Uq"): Adjust call.
12803 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12804 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12806 (arm_legitimate_address_outer_p): ... this.
12807 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12809 (TARGET_LEGITIMATE_ADDRESS_P): New.
12811 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12812 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12813 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12814 (TARGET_LEGITIMATE_ADDRESS_P): New.
12816 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12817 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12818 * config/vax/vax.c (legitimate_address_p): Rename to...
12819 (vax_legitimate_address_p): ... this, make static.
12820 (TARGET_LEGITIMATE_ADDRESS_P): New.
12822 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12823 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12824 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12825 (TARGET_LEGITIMATE_ADDRESS_P): New.
12827 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12828 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12829 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12830 (mmix_legitimate_address_p): ... this, make static.
12831 (TARGET_LEGITIMATE_ADDRESS_P): New.
12833 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12834 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12835 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12836 (TARGET_LEGITIMATE_ADDRESS_P): New.
12838 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12840 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12841 of MODE_COMPLEX_INT.
12843 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12845 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12846 LCT_NORMAL in function call.
12847 * mips-tdump.c (print_file_desc): Add cast to enum type.
12848 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12849 (mark_stabs): Add casts to enum types.
12850 (parse_stabs_common): Add casts to enum types.
12852 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12854 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12855 Check for invalid values of LETTER.
12857 2009-05-13 Taras Glek <tglek@mozilla.com>
12859 * attribs.c (register_attribute): moved out attribute registration
12860 into register_attribute.
12861 * doc/plugins.texi: Documented register_attribute and
12863 * gcc-plugin.h: Added forward decl for register_attribute.
12864 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12865 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12866 PLUGIN_ATTRIBUTES boilerplate.
12868 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12870 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12871 values even in sentinel and empty entries.
12872 (ms_printf_flag_specs): Likewise.
12873 (ms_scanf_flag_specs): Likewise.
12874 (ms_strftime_flag_specs): Likewise.
12875 (ms_print_char_table): Likewise.
12876 (ms_scan_char_table): Likewise.
12877 (ms_time_char_table): Likewise.
12879 2009-05-13 Doug Kwan <dougkwan@google.com>
12881 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12883 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12885 * config/mips/mips.md (store): Add attributes for QI and HI.
12887 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12888 (truncdi<mode>2): ... this new pattern.
12890 2009-05-13 Brad Hards <bradh@kde.org>
12892 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12894 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12895 Ben Elliston <bje@au.ibm.com>
12897 PR middle-end/40035
12898 * dse.c (check_mem_read_rtx): Guard against width == -1.
12900 2009-05-13 Michael Matz <matz@suse.de>
12902 PR middle-end/39976
12903 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12904 (trivially_conflicts_p): New function.
12905 (insert_backedge_copies): Use it.
12907 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12909 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12910 (handle_stdc_pragma): Use new enum constant names.
12911 (handle_pragma_float_const_decimal64): Ditto.
12913 2009-05-13 Ian Lance Taylor <iant@google.com>
12915 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12918 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12920 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12921 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12923 * config/m68k/m68k.h (FL_UCLINUX): Define.
12925 2009-05-13 Jan Hubicka <jh@suse.cz>
12927 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12929 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12931 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12932 unless -fschedule-insns is specified.
12934 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12937 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12938 TARGET_EXPAND_CBRANCHDI4.
12939 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12940 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12941 (cmpeqdi): Fix comment.
12943 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12945 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12946 (sh_legitimate_address_p): Likewise.
12947 * config/sh/sh.c (sh_legitimate_index_p): New.
12948 (sh_legitimate_address_p): Likewise.
12949 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12950 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12951 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12952 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12953 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12954 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12955 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12956 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12957 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12959 2009-05-12 Jan Hubicka <jh@suse.cz>
12961 * tree-inline.c (estimate_operator_cost): Add operands;
12962 when division happens by constant, it is cheap.
12963 (estimate_num_insns): Loads and stores are not having cost of 0;
12964 EH magic stuff is cheap; when computing runtime cost of switch,
12965 use log2 base of amount of its cases; builtin_expect has cost of 0;
12966 compute cost for moving return value of call.
12967 (init_inline_once): Initialize time_based flags.
12968 * tree-inline.h (eni_weights_d): Add time_based flag.
12970 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12972 * df-core.c: Update head documentation.
12974 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12977 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12978 shadowing exisiting variable op1.
12980 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12983 * config/i386/driver-i386.c (processor_signatures): New enum.
12984 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12985 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12986 processor signature to detect geode processor.
12988 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12992 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12994 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12995 causes spurious differences between trunk and cond-optab branch.
12997 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12999 * dojump.c (compare_from_rtx): Delete.
13000 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
13001 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
13002 if the comparison does not satisfy the predicate; test predicates for
13003 operands 2 and 3 of a cstore pattern. Don't try cstore optab
13004 further if one existing pattern fails.
13005 * expr.h (compare_from_rtx): Delete.
13006 (prepare_operand): Declare it.
13007 * optabs.c: Change "lib call" to "libcall" throughout.
13008 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
13009 HAVE_conditional_trap, emit_cmp_insn): Delete.
13010 (can_compare_p): Delete cmp_optab case.
13011 (prepare_float_lib_cmp): Return an rtx and a machine mode.
13012 Accept other parameters by value.
13013 (prepare_operand): Make non-static.
13014 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
13015 other parameters by value. Try to widen operands here based on
13016 an optab_methods argument and looking at cbranch_optab.
13017 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
13018 loop. Use cbranch_optab directly.
13019 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
13020 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
13022 (emit_conditional_move, emit_conditional_add): Inline what's needed
13023 of compare_from_rtx, using new prepare_cmp_insn for the rest.
13024 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
13025 with COMPARE. Move cmov_optab and cstore_optab above
13026 with cbranch_optab, move cmp_optab down with ucmp_optab,
13027 remove tst_otpab. Do not initialize trap_rtx.
13028 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
13029 for trap code. Do not check HAVE_conditional_trap. Use
13030 prepare_cmp_insn. Accept no predicate for operand 3.
13031 * optabs.h (OTI_cmp): Mark as used only for libcalls.
13032 (OTI_ctrap, ctrap_optab): New.
13033 (tst_optab): Delete.
13034 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
13035 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
13036 with lookup of ctrap_optab.
13037 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
13039 (ctrap_optab): New.
13041 * combine.c (combine_simplify_rtx, simplify_set): Do not
13042 special case comparing against zero for cc0 machines.
13043 * simplify-rtx.c (simplify_binary_operation_1): Never remove
13044 COMPARE on cc0 machines.
13045 (simplify_relational_operation): Return a new expression when
13046 a COMPARE could be removed.
13047 * final.c (final_scan_insn): Compare cc_status values
13048 against LHS of a (compare FOO (const_int 0)) cc0 source.
13049 Also check if cc_status.value is the full compare.
13051 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
13052 (cstoreMM4): Document.
13053 (conditional_trap): Document ctrapMM4 instead.
13054 (sync_compare_and_swapMM): Refer to cbranchcc4.
13055 (Dependent Patterns): Eliminate obsolete information referring to
13056 the old jump optimization phase.
13057 (Canonicalization): Include cbranchcc4 case, omit canonicalization
13058 of compares with 0 on cc0 machines.
13059 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
13060 avoiding references to cc0. Remove text about storing operands
13062 * doc/tm.texi (Condition Codes): Include blurb on different
13063 condition code representations, separate into subsections for
13064 CC0, MODE_CC and conditional execution.
13066 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
13067 alpha_emit_setcc): Accept operands and a machine mode.
13068 * config/alpha/alpha.c (alpha_emit_conditional_branch):
13069 Get code/op0/op1 from operands, use machine mode argument
13070 instead of alpha_compare.fp_p. Emit the branch here.
13071 (alpha_emit_setcc): Likewise, and return boolean.
13072 (alpha_emit_conditional_move): Likewise. Assert that
13073 cmp_op_mode == cmp_mode, and simplify accordingly.
13074 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
13075 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
13076 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
13078 (stack probe test): Use cbranchdi4.
13079 * config/alpha/predicates.md (alpha_cbranch_operator): New.
13081 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
13082 * config/arc/arc.h (movsicc, movsfcc): Use it.
13083 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
13084 (cbranchsi4, cstoresi4): New.
13085 (cmpsi, bCC and sCC expanders): Remove.
13087 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
13088 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
13089 * config/arm/predicates.md (arm_comparison_operator): Only include
13090 floating-point operators if there is a hardware floating-point unit.
13091 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
13092 deferring to cbranch_cc and cstore_cc respectively.
13093 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
13094 cbranch_cc, cstore_cc): New.
13095 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
13097 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
13099 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
13100 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
13102 (adjust_insn_length): Adjust calls.
13103 (avr_reorg): Handle (compare (foo) (const_int 0)).
13104 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
13105 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
13106 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
13107 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
13109 (cbranchqi4, cbranchhi4, cbranchsi4): New.
13110 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
13112 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
13113 (cbranchsi4, cstorebi4, cstoresi4): New.
13114 (movbisi): This insn is duplicate, split it to zero_extend.
13115 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
13116 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
13117 (bfin_optimize_loop): Use cbranch expander.
13118 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
13119 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
13120 (bfin_bimode_comparison_operator): ... this.
13121 (bfin_direct_comparison_operator): New.
13123 * config/cris/cris.c (cris_normal_notice_update_cc): Look
13124 inside (compare FOO (const_int 0)).
13125 (cris_rtx_costs): Handle ZERO_EXTRACT.
13126 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
13127 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
13128 (*tstdi_v32): Delete.
13129 (*cmpdi_non_v32): Add M alternative for operand 1.
13130 (cmpsi, cmp<mode>): Make private.
13131 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
13133 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
13135 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
13136 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
13137 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
13138 (cc_reg_operand): New.
13139 (any_cond): Delete.
13140 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
13141 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
13142 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
13143 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
13144 crx_expand_scond): Delete.
13146 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
13148 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
13149 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
13151 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
13152 cstoresi4, cstoresf4, cstoredf4): New.
13153 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
13154 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13155 Receive the entire operands array.
13156 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
13157 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
13158 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13159 Get test/op0/op1 from the operands array.
13160 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
13162 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
13163 (h8300_expand_store): New.
13164 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
13166 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
13167 (h8300_expand_store): New.
13168 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
13169 or do not try to produce (set (cc0) REG).
13170 (peepholes): Wrap arguments with COMPARE. Add a peephole to
13171 change a compare into a move to a scratch register. Disable some
13172 peepholes when comparing with zero.
13173 (tstsi, tsthi, tstsi, cmpqi): Make private.
13175 (bCC, sCC): Delete.
13176 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
13179 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
13180 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
13181 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
13182 (ix86_emit_i387_log1p): Use cbranchxf2.
13183 (ix86_expand_setcc): Return void.
13184 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
13185 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
13186 cmp<MODEF>, cmpcc): Remove.
13187 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
13188 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
13189 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
13190 (sCC and bCC expanders): Remove.
13191 (stack_protect_test): Use cbranchcc4.
13193 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
13195 (ia64_expand_compare): Accept three rtx by reference and return void.
13196 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
13197 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
13198 from *expr. Update *expr with the BImode comparison to do.
13199 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
13200 cmptf, bCC, sCC, conditional_trap): Delete.
13201 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
13202 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
13203 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
13204 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
13205 * config/ia64/predicates.md (ia64_cbranch_operator): New.
13207 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
13208 type of last argument.
13209 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
13210 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
13211 use machine mode argument instead of branch_type. Remove dead
13212 code for floating-point comparisons.
13213 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
13214 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
13216 (cbranchsi4, cstoresi4): New.
13217 * config/iq2000/predicates.md (reg_or_const_operand): New.
13219 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
13220 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
13221 (b<code>_op): Rewrite to...
13222 (bcc_op): ... this, using match_operator.
13223 (s<code>_op): Rewrite to...
13224 (scc_op): ... this, using match_operator.
13225 (s<code>_24_op): Rewrite to...
13226 (scc_op_24): ... this, using match_operator.
13227 (s<code>_<mode>): Rewrite to...
13228 (cstore<mode>4): ... this, using match_operator.
13229 (s<code>_<mode>_24): Rewrite to...
13230 (cstore<mode>4_24): ... this, using match_operator.
13231 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
13232 m32c_unpend_compare, m32c_expand_scc): Delete.
13233 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
13234 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
13235 (m32c_expand_movcc): Change NE to EQ if necessary.
13236 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
13238 * config/m32r/m32r-protos.h (gen_cond_store): New.
13239 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
13240 (gen_cond_store): New, from sCC patterns.
13241 (m32r_expand_block_move): Use cbranchsi4.
13242 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
13243 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
13244 (cbranchsi4, cstoresi4): New.
13246 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
13248 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
13249 (m68hc11_notice_update_cc): Look into a compare with 0.
13250 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
13252 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
13253 cmphi, cmpqi, bCC): Delete.
13254 (cbranchsi4, cbranchhi4, cbranchqi4): New.
13255 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
13256 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
13259 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
13260 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
13261 * config/m68k/constraints.md (H): New.
13262 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
13263 the define_insn below.
13264 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
13265 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
13266 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
13267 patterns): Wrap RHS with COMPARE.
13268 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
13269 (*cmpdi_internal): Name this pattern.
13270 (cmpdi): Change to define_insn.
13271 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
13272 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
13273 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
13275 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
13276 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
13277 (conditional_trap): Change to...
13278 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
13279 (*conditional_trap): Use the ordered_comparison_operator and
13280 const1_operand predicates.
13281 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
13282 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
13283 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
13284 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
13286 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
13287 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
13288 (mcore_gen_compare): New.
13289 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
13290 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13291 (mcore_gen_compare): ... this.
13292 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13293 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13294 (stack probe pattern): Use cbranchsi4.
13296 * config/mips/predicates.md (mips_cstore_operator): New.
13297 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13298 * config/mips/mips.md (any_cond): Delete.
13299 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13301 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13302 fixuns_truncsfdi2): Use cbranch patterns.
13303 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13304 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13305 Adjust call to mips_expand_conditional_branch.
13306 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13308 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13309 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13310 * config/mips/mips.c (cmp_operands): Delete.
13311 (mips_emit_compare): Get comparison operands from *op0/*op1.
13312 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13313 that it succeeds. Use op0/op1 instead of cmp_operands.
13314 (mips_expand_conditional_branch, mips_expand_conditional_move,
13315 mips_expand_conditional_trap): Likewise.
13316 (mips_block_move_loop): Use cbranch patterns.
13317 * config/mips/mips.h (cmp_operands): Delete.
13319 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13320 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13321 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13322 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13323 (*cmpcc_folded): Rename to...
13324 (*cmpdi_folded): this.
13325 (*cmpcc): Rename to...
13327 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13330 (cbranchdf4): New. Handle invalid comparisons here.
13331 * config/mmix/predicates.md (float_comparison_operator): New.
13333 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13334 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13335 * config/mn10300/mn10300.md (tst): Delete.
13336 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13337 Name these patterns and wrap RHS in a compare.
13338 (*cmpsi): Make this pattern private. Include tst.
13339 (*cmpsf): Make this pattern private.
13340 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13341 (compare with zero peepholes): Likewise.
13343 (cbranchsi4, cbranchsf4): New.
13344 (casesi): Use cbranchsi4.
13346 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13347 hppa_branch_type): Delete.
13348 (return_addr_rtx): Use cbranchsi4.
13349 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13350 Emit CCFPmode comparison here.
13351 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13352 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13353 hppa_branch_type): Delete.
13354 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13355 (movsicc, movdicc): Remove references to hppa_compare_op0,
13356 hppa_compare_op1 and compare_from_rtx.
13357 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13358 (casesi): Use cbranchsi4.
13360 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13361 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13362 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13363 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13364 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13366 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13367 (*branch, *branch_inverted): New.
13369 * config/picochip/picochip.md (cbranchhi4): Use
13370 ordered_comparison_operator.
13371 (cmphi, bCC): Remove.
13373 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13374 (trap_comparison_operator): Delete.
13375 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13376 rs6000_emit_cbranch): Accept mode and operands.
13377 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13378 rs6000_compare_fp_p): Delete.
13379 (rs6000_generate_compare): Accept mode and comparison. Extract code
13380 and op0/op1 from there. Replace references to rs6000_compare_op0
13381 and rs6000_compare_op1.
13382 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13383 extract result from passed operands.
13384 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13385 extract loc from passed operands.
13386 (rs6000_emit_cmove): Likewise.
13387 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13388 rs6000_compare_fp_p): Delete.
13389 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13390 (cbranch<GPR>4, cbranch<FP>4): New.
13391 (cstore<mode>4): New. Consolidate here all choices about when to use
13392 portable or specialized sCC sequences.
13393 (stack_protect_test): Use cbranchsi4.
13394 (conditional_trap): Replace with ctrap<GPR>4.
13395 (conditional trap insn): Replace trap_comparison_operator with
13396 ordered_comparison_operator.
13398 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13399 (s390_emit_prologue): Use ctrap.
13400 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13401 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13402 New predicates replacing...
13403 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13404 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13405 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13406 (add<mode>cc): Do not use s390_compare_op0/op1.
13407 (s<code>): Change to...
13408 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13409 (seq): Change to...
13410 (cstorecc4): ... this. Handle EQ or NE equally.
13411 (*sne): Un-privatize for use in cstorecc4.
13412 (b<code>): Change to...
13413 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13414 (conditional_trap): Replace with...
13415 (ctrap<GPR>4, ctrap<FP>4): ... these.
13416 (stack_protect): Use cbranchcc4.
13418 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13419 * config/score/score-protos.h (score_gen_cmp): Delete.
13420 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13421 (score_block_move-loop): Use cbranchsi4.
13422 * config/score/score.md (cbranchsi4): New.
13423 (cmpsi, bCC): Delete.
13424 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13425 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13426 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13427 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13428 * config/score/score3.h (score3_gen_cmp): Delete.
13429 * config/score/score7.h (score7_gen_cmp): Delete.
13431 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13432 (sh_emit_scc_to_t): ... this. Return void.
13433 (from_compare): Rename to...
13434 (sh_emit_compare_and_branch): ... this.
13435 (sh_emit_compare_and_set): New.
13436 (sh_expand_t_scc): Accept operands.
13437 * config/sh/predicates.md (sh_float_comparison_operator): New.
13438 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13439 (prepare_scc_operands): Rename to...
13440 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13442 (sh_emit_cheap_store_flag): New.
13443 (sh_emit_set_t_insn): New.
13444 (from_compare): Rename to...
13445 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13446 handling of TARGET_SH2E floating point to avoid recursive call.
13447 Generate branch here.
13448 (sh_emit_compare_and_set): New.
13449 (sh_expand_t_scc): Get op0/op1 from arguments.
13450 (sh_emit_cheap_store_flag): New.
13451 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13453 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13454 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13455 (movsicc, movdicc): Do nothing when it recreated operands from
13456 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13457 prepare_scc_operands (now sh_emit_scc_to_t).
13458 (udivdi3): Use cstoresi4.
13459 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13460 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13461 (cbranchint4_media, cbranchfp4_media): New.
13462 (casesi): Use cbranchdi4.
13463 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13465 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13466 (movnegt): Remove second operand.
13467 (cbranchsf4, cbranchdf4): New.
13468 (stack_protect): Use cbranchdi4/cbranchsi4.
13470 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13471 (gen_compare_reg): Accept comparison, extract part of it to...
13472 (gen_compare_reg_1): ... this.
13473 (gen_compare_operator): Delete.
13474 (gen_v9_scc): Accept separate destination, comparison code and arms.
13475 Do not use sparc_compare_op0/sparc_compare_op1.
13476 (emit_scc_insn, emit_conditional_branch_insn): New.
13477 (emit_v9_brxx): Make static. Remove useless assertion.
13478 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13480 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13481 * config/sparc/sparc-protos.h (gen_compare_reg,
13482 sparc_emit_float_lib_cmp): Adjust prototype.
13483 (emit_scc_insn, emit_conditional_branch_insn): New.
13484 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13485 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13486 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13487 iterators to the top.
13488 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13489 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13490 snedi_special_trunc): Delete.
13491 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13492 and snedi_special_trunc.
13493 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13494 cbranchdi4, cbranch<F:mode>4): New.
13495 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13496 here. Use gen_compare_reg instead of gen_compare_operator.
13497 (conditional_trap): Replace with...
13498 (ctrapsi4, ctrapdi4): ... this.
13499 (stack_protect_test): Use cbranchcc4.
13501 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13503 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13504 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13505 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13506 from operands[0] or operands[3] depending on is_set.
13507 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13508 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13509 cmpdf, bCC), sCC: Remove.
13510 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13511 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13513 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13514 spu_emit_branch_or_set.
13516 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13518 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13519 xstormy16_compare_op1): Delete.
13520 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13521 xstormy16_compare_op1): Delete.
13522 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13524 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13525 (cmphi, cmpsi, bCC): Remove.
13527 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13528 (*cmpsi): ... this one.
13529 (cbranchsi4, cstoresi4): New.
13530 (bCC expanders): Delete.
13531 (sCC insns): Fold into...
13532 (*setcc): ... this one.
13533 (casesi): Do not use gen_cmpsi and gen_bgtu.
13534 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13535 (movsicc): Simplify.
13536 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13538 * config/vax/vax-protos.h (cond_name): New.
13539 (vax_output_conditional_branch): Remove.
13540 * config/vax/vax.c (cond_name): New.
13541 (vax_output_conditional_branch): Remove.
13542 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13543 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13544 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13545 (bit<VAXint>): Wrap source with (compare).
13546 (b<code> and following unnamed pattern): Rename to *branch and
13547 *branch_reversed. Change macroization to match_operator.
13548 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13550 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13551 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13552 Change last argument to machine_mode.
13553 (xtensa_expand_scc): Add machine_mode argument.
13554 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13555 (gen_conditional_move, xtensa_expand_conditional_branch,
13556 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13557 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13558 Adjust operand numbers.
13559 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13561 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13562 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13563 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13565 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13567 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13568 causes spurious differences between trunk and cond-optab branch.
13570 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13573 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13575 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13577 * tree.c (iterative_hash_pointer): Delete.
13578 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13579 Hash UIDs and versions of SSA names. Don't special-case built-in
13580 function declarations.
13582 2009-05-11 Ian Lance Taylor <iant@google.com>
13585 * graphite.c: Force -Wc++-compat to only be a warning before
13586 #including "cloog/cloog.h".
13588 2009-05-11 Martin Jambor <mjambor@suse.cz>
13590 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13592 2009-05-11 Jan Hubicka <jh@suse.cz>
13594 * tree-ssa-loop-ivcanon.c: Include target.h
13595 (struct loop_size): new structure.
13596 (constant_after_peeling): New predicate.
13597 (tree_estimate_loop_size): New function.
13598 (estimated_unrolled_size): Rewrite for new estimates.
13599 (try_unroll_loop_completely): Use new estimates.
13600 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13602 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13604 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13605 libcpp interface change.
13606 (spu_macro_to_expand): Likewise.
13608 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13610 PR tree-optimization/40026
13611 * gimplify.c (gimplify_init_constructor): Change initial conditional
13612 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13613 optimize_compound_literals_in_ctor.
13615 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13617 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13619 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13621 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13623 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13624 HOST_WIDE_INT for gap.
13626 2009-05-11 Ira Rosen <irar@il.ibm.com>
13628 PR tree-optimization/40074
13629 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13630 account in group size and step comparison.
13632 2009-05-11 Richard Guenther <rguenther@suse.de>
13634 * passes.c (init_optimization_passes): Strip now incorrect comment.
13635 (execute_function_todo): Do not set PROP_alias.
13636 * tree-pass.h (PROP_alias): Remove.
13637 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13638 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13639 * tree-nrv.c (pass_return_slot): Likewise.
13640 * tree-object-size.c (pass_object_sizes): Likewise.
13641 * tree-ssa-dom.c (pass_dominator): Likewise.
13642 (pass_phi_only_cprop): Likewise.
13643 * tree-ssa-dse.c (pass_dse): Likewise.
13644 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13645 (pass_cselim): Likewise.
13646 * tree-ssa-pre.c (pass_pre): Likewise.
13647 (pass_fre): Likewise.
13648 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13649 * tree-ssa-sink.c (pass_sink_code): Likewise.
13650 * tree-stdarg.c (pass_stdarg): Likewise.
13651 * tree-tailcall.c (pass_tail_calls): Likewise.
13652 * tree-vrp.c (pass_vrp): Likewise.
13654 2009-05-10 Ian Lance Taylor <iant@google.com>
13656 * basic-block.h (enum profile_status): Break out of struct
13657 control_flow_graph.
13658 * cgraph.h (struct inline_summary): Break out of struct
13660 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13661 of struct cgraph_order_sort.
13662 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13663 * cse.c (struct branch_path): Break out of struct
13664 cse_basic_block_data.
13665 * except.h (enum eh_region_type): Break out of struct eh_region.
13666 * gcc.c (enum add_del): Break out of struct modify_target.
13667 * genrecog.c (enum decision_type): Break out of struct decision_test.
13668 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13670 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13671 * regmove.c (enum match_use): New enum, broken out of struct match.
13672 * sched-int.h (enum post_call_group): New enum, broken out of
13674 (struct deps_reg): Break out of struct deps.
13675 * target.h (struct asm_int_op): Break out of struct gcc_target.
13676 * tree-eh.c (struct goto_queue_node): Break out of struct
13678 * tree-inline.h (enum copy_body_cge_which): Break out of
13680 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13682 * c-decl.c (in_struct, struct_types): New static variables.
13683 (pushtag): Add loc parameter. Change all callers.
13684 (lookup_tag): Add ploc parameter. Change all callers.
13685 (check_compound_literal_type): New function.
13686 (parser_xref_tag): Add loc parameter. Change all callers. If
13687 -Wc++-compat, warn about struct/union/enum types defined within a
13689 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13690 and loc parameters. Change all callers. Change error calls to
13691 error_at, using loc. For a redefinition, if the location of the
13692 original definition is known, report it. Set in_struct and
13693 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13694 (finish_struct): Add new parameters enclosing_in_struct and
13695 enclosing_struct_types. Change all callers. Set
13696 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13697 in the struct. If in a struct, add this struct to struct_types.
13698 (start_enum): Add loc parameter. Change all callers. Use
13699 error_at for errors, using loc. For a redefinition, if the
13700 location of the original definition is known, report it. If in a
13701 struct, add this enum type to struct_types. If -Wc++-compat warn
13702 if in sizeof, typeof, or alignof.
13703 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13704 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13705 (c_parser_enum_specifier): Get enum location for start_enum.
13706 (c_parser_struct_or_union_specifier): Get struct location for
13707 start_struct. Save in_struct and struct_types status between
13708 start_struct and finish_struct.
13709 (c_parser_cast_expression): Get location of cast.
13710 (c_parser_alignof_expression): Get location of type.
13711 (c_parser_postfix_expression): Likewise.
13712 (c_parser_postfix_expression_after_paren_type): Add type_loc
13713 parameter. Change all callers. Call check_compound_literal_type.
13714 Use type_loc for error about variable size type.
13715 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13716 of an enum constant from an enum type defined in a struct or union.
13717 (c_cast_expr): Add loc parameter. Change all callers. If
13718 -Wc++-compat, warn about defining a type in a cast.
13719 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13720 (start_enum, start_struct, finish_struct): Update declarations.
13721 (parser_xref_tag, c_cast_expr): Update declarations.
13722 (check_compound_literal_type): Declare.
13724 2009-05-11 Ben Elliston <bje@au.ibm.com>
13726 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13727 for recent libcpp interface change.
13728 (rs6000_macro_to_expand): Likewise.
13730 2009-05-10 Michael Matz <matz@suse.de>
13733 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13734 not at entry of function.
13736 2009-05-10 Richard Guenther <rguenther@suse.de>
13738 PR tree-optimization/40081
13740 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13741 using the main variant of the element type. Do not fiddle with
13742 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13744 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13745 structs with volatile fields.
13747 2009-05-10 Jan Hubicka <jh@suse.cz>
13749 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13750 (estimate_move_cost): Assert that it does not get called for
13752 (estimate_num_insns): Skip VOID types in argument handling.
13753 (optimize_inline_calls): Delete unreachable blocks and verify that
13754 callgraph is valid.
13756 2009-05-10 Jan Hubicka <jh@suse.cz>
13758 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13759 * cgraph.c (cgraph_mark_address_taken_node): New function.
13760 (dump_cgraph_node): Dump new flag.
13761 * cgraph.h (struct cgraph_node): Add address_taken.
13762 (cgraph_mark_address_taken_node): New function.
13763 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13764 since new direct calls can be born.
13766 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13768 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13769 tok->val.node.node.
13771 2009-05-10 Jan Hubicka <jh@suse.cz>
13773 PR middle-end/40084
13774 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13776 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13777 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13778 * tree-inline.c (copy_bb): Set frequency correctly.
13779 (fold_marked_statements): Update call to
13780 cgraph_update_edges_for_call_stmt.
13782 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13784 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13785 identifiers in diagnostics.
13786 * config/arm/arm.c (arm_handle_fndecl_attribute,
13787 arm_handle_isr_attribute): Likewise.
13788 * config/avr/avr.c (avr_handle_progmem_attribute,
13789 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13790 * config/bfin/bfin.c (handle_int_attribute,
13791 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13792 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13793 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13795 * config/darwin.c (darwin_handle_kext_attribute,
13796 darwin_handle_weak_import_attribute): Likewise.
13797 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13798 h8300_handle_eightbit_data_attribute,
13799 h8300_handle_tiny_data_attribute): Likewise.
13800 * config/i386/i386.c (ix86_handle_cconv_attribute,
13801 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13802 * config/i386/winnt.c (ix86_handle_shared_attribute,
13803 ix86_handle_selectany_attribute): Likewise.
13804 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13805 * config/m32c/m32c.c (function_vector_handler): Likewise.
13806 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13807 m68hc11_handle_fntype_attribute): Likewise.
13808 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13809 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13810 * config/mips/mips.c (mips_insert_attributes,
13811 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13812 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13813 rs6000_handle_struct_attribute): Likewise.
13814 * config/sh/sh.c (sh_insert_attributes,
13815 sh_handle_resbank_handler_attribute,
13816 sh_handle_interrupt_handler_attribute,
13817 sh2a_handle_function_vector_handler_attribute,
13818 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13820 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13821 * config/spu/spu.c (spu_handle_fndecl_attribute,
13822 spu_handle_vector_attribute): Likewise.
13823 * config/stormy16/stormy16.c
13824 (xstormy16_handle_interrupt_attribute): Likewise.
13825 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13826 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13828 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13830 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13831 (pp_translate_identifiers): New.
13832 (pp_identifier): Only conditionally translate identifier to locale
13834 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13835 (pp_base_tree_identifier): Only conditionally translate identifier
13836 to locale character set.
13837 * c-pretty-print.c (M_): Define.
13838 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13839 fragments for conditional translation with M_.
13840 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13841 identifier translation.
13843 2009-05-10 Richard Guenther <rguenther@suse.de>
13845 PR tree-optimization/40081
13846 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13847 using the main variant of the element type. Do not fiddle with
13848 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13850 2009-05-09 Jan Hubicka <jh@suse.cz>
13852 PR middle-end/40080
13853 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13854 indirect calls; verify cgraph afterwards.
13856 2009-05-09 Jan Hubicka <jh@suse.cz>
13859 * ipa.c (update_inlined_to_pointer): New function.
13860 (cgraph_remove_unreachable_nodes): Use it.
13862 2009-05-09 Jan Hubicka <jh@suse.cz>
13864 * tree-eh.c (struct leh_state): Remove prev_try.
13865 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13866 not track prev_try.
13867 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13868 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13869 remove_eh_handler_and_replace, foreach_reachable_handler,
13870 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13871 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13872 (gen_eh_region_cleanup): Update prototype.
13874 2009-05-09 Jan Hubicka <jh@suse.cz>
13876 PR middle-end/40043
13877 * except.c (copy_eh_region): Always set prev_try.
13878 (redirect_eh_edge_to_label): Find outer try.
13879 (foreach_reachable_handler): When looking for prev try
13880 handle case where previous try is not going to be taken.
13882 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13884 PR tree-optimization/40049
13885 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13886 only vector/vector shifts, convert the type of the constant to the
13887 appropriate type to avoid building incorrect trees, which
13888 eventually have problems with garbage collection.
13890 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13892 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13893 -1 for complex floating-point types if honoring signed zeros.
13895 2009-05-08 Jan Hubicka <jh@suse.cz>
13897 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13898 argument; handle correctly when profile is absent.
13899 (build_cgraph_edges): Update.
13900 (rebuild_cgraph_edges): Update.
13901 * cgraph.c: Do not include varray.h.
13902 (cgraph_set_call_stmt_including_clones): New function.
13903 (cgraph_create_edge_including_clones): Likewise
13904 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13905 (cgraph_update_edges_for_call_stmt): Handle clones.
13906 (cgraph_remove_node): Handle clone tree.
13907 (cgraph_remove_node_and_inline_clones): New function.
13908 (dump_cgraph_node): Dump clone tree.
13909 (cgraph_clone_node): Handle clone tree.
13910 (clone_function_name): Bring here from tree-inline.c.
13911 (cgraph_create_virtual_clone): New function.
13912 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13913 (cgraph_clone_info): New function.
13914 (strut cgraph_node): Add clone_info and new clone tree pointers.
13915 (cgraph_remove_node_and_inline_clones,
13916 cgraph_set_call_stmt_including_clones,
13917 cgraph_create_edge_including_clones,
13918 cgraph_create_virtual_clone): Declare.
13919 (cgraph_function_versioning): Use VEC argument.
13920 (compute_call_stmt_bb_frequency): Update prototype.
13921 (cgraph_materialize_all_clones): New function.
13922 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13923 (ipcp_create_replace_map): Update to VECtors.
13924 (ipcp_update_callgraph): Use virtual clones.
13925 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13926 (ipcp_update_profiling): Do not update local profiling.
13927 (ipcp_insert_stage): Use VECtors and virtual clones.
13928 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13929 (clone_of_p): New function.
13930 (cgraph_preserve_function_body_p): Use clone tree.
13931 (cgraph_optimize): Materialize clones.
13932 (cgraph_function_versioning): Update for VECtors.
13933 (save_inline_function_body): Use clone tree.
13934 (cgraph_materialize_clone): New function.
13935 (cgraph_materialize_all_clones): Likewise.
13936 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13937 * ipa.c: Include gimple.h.
13938 (cgraph_remove_unreachable_nodes): Use clone tree.
13939 * ipa-prop.c (ipa_note_param_call): Update call to
13940 compute_call_stmt_bb_frequencycall.
13941 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13942 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13943 (copy_bb): Handle updating of clone tree; add new edge when new call
13945 (expand_call_inline): Be strict about every call having edge.
13946 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13947 (delete_unreachable_blocks_update_callgraph): New function.
13948 (tree_function_versioning): Use VECtors; always remove unreachable
13949 blocks and fold conditionals.
13950 * tree-inline.h: Do not include varray.h.
13951 (tree_function_versioning): Remove.
13952 * Makefile.in (GTFILES): Remove tree-inline.c
13953 * passes.c (do_per_function): Do only functions having body.
13954 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13957 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13958 Andrew Morrow <acm@google.com>
13961 * c-common.c (c_common_attribute_table): Permit deprecated
13962 attribute to take an optional argument.
13963 (handle_deprecated_attribute): If the optional argument to
13964 __attribute__((deprecated)) is not a string ignore the attribute
13965 and emit a warning.
13967 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13968 * c-typeck.c (build_component_ref): Likewise.
13969 (build_external_ref): Likewise.
13971 * toplev.c (warn_deprecated_use): Add an attribute argument.
13972 Emit the message associated with __attribute__((deprecated)).
13974 * toplev.h (warn_deprecated_use): Updated.
13976 * doc/extend.texi: Document new optional parameter to
13977 __attribute__((deprecated))
13979 2009-05-08 Michael Eager <eager@eagercon.com>
13981 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13982 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13984 2009-05-08 Richard Guenther <rguenther@suse.de>
13986 PR tree-optimization/40062
13987 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13988 Avoid exponential behavior.
13990 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13992 PR rtl-optimization/33928
13994 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13995 process_uses, build_single_def_use_links): New.
13996 (update_df): Update use_def_ref.
13997 (forward_propagate_into): Use get_def_for_use instead of use-def
13999 (fwprop_init): Call build_single_def_use_links and let it initialize
14001 (fwprop_done): Free use_def_ref.
14002 (fwprop_addr): Eliminate duplicate call to df_set_flags.
14003 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
14004 df_rd_simulate_one_insn): New.
14005 (df_rd_bb_local_compute_process_def): Update head comment.
14006 (df_chain_create_bb): Use the new RD simulation functions.
14007 * df.h (df_rd_simulate_artificial_defs_at_top,
14008 df_rd_simulate_one_insn): New.
14009 * opts.c (decode_options): Enable fwprop at -O1.
14010 * doc/invoke.texi (-fforward-propagate): Document this.
14012 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14015 * c-typeck.c (build_binary_op): Handle arithmetic between one real
14016 and one complex operand specially.
14017 * tree-complex.c (some_nonzerop): Do not identify a real value as
14018 zero if flag_signed_zeros.
14020 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14022 PR rtl-optimization/33928
14023 * loop-invariant.c (record_use): Fix && vs. || mishap.
14025 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14027 PR rtl-optimization/33928
14028 * loop-invariant.c (struct use): Add addr_use_p.
14029 (struct def): Add n_addr_uses.
14030 (struct invariant): Add cheap_address.
14031 (create_new_invariant): Set cheap_address.
14032 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
14033 (record_uses): Pass df_ref to record_use.
14034 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
14037 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14039 * config/sh/sh.c: Do not include c-pragma.h.
14041 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
14043 * config/spu/spu.c: Remove include of c-common.h.
14045 2009-05-07 Janis Johnson <janis187@us.ibm.com>
14048 * c-common.h (mark_valid_location_for_stdc_pragma,
14049 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
14050 clear_float_const_decimal64, float_const_decimal64_p): New.
14051 * c.opt (Wunsuffixed-float-constants): New.
14052 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
14053 unsuffixed float constant, handle new warning.
14054 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
14055 * c-decl.c (c_scope): New flag float_const_decimal64.
14056 (set_float_const_decimal64, clear_float_const_decimal64,
14057 float_const_decimal64_p): New.
14058 (push_scope): Set new flag.
14059 * c-parser.c (c_parser_translation_unit): Mark when it's valid
14060 to use STDC pragmas.
14061 (c_parser_external_declaration): Ditto.
14062 (c_parser_compound_statement_nostart): Ditto.
14063 * c-pragma.c (valid_location_for_stdc_pragma,
14064 mark_valid_location_for_stdc_pragma,
14065 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
14066 handle_pragma_float_const_decimal64): New.
14067 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
14068 * cp/semantics.c (valid_location_for_stdc_pragma_p,
14069 set_float_const_decimal64, clear_float_const_decimal64,
14070 float_const_decimal64_p): New dummy functions.
14071 * doc/extend.texi (Decimal Float): Remove statement that the
14072 pragma, and suffix for double constants, are not supported.
14073 * doc/invoke.texi (Warning Options): List new option.
14074 (-Wunsuffixed-float-constants): New.
14076 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
14078 * config/i386/i386.c: Do not include c-common.h.
14080 2009-05-07 Mark Heffernan <meheff@google.com>
14082 * doc/invoke.texi (Debugging Options): Document change of debugging
14084 * opts.c (decode_options): Make dump_base_name relative to
14085 aux_base_name directory.
14087 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14089 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
14090 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
14092 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
14094 * Makefile.in (install-plugin): Simplify a bit.
14096 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
14098 * Makefile.in (OBJS-common): Add regcprop.o.
14100 * timevar.def (TV_CPROP_REGISTERS): New.
14101 * regrename.c (regrename_optimize): Return 0.
14102 (rest_of_handle_regrename): Delete.
14103 (pass_rename_registers): Point to regrename_optimize.
14104 (struct value_data_entry, struct value_data,
14105 kill_value_one_regno, kill_value_regno, kill_value,
14106 set_value_regno, init_value_data, kill_clobbered_value,
14107 kill_set_value, kill_autoinc_value, copy_value,
14108 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
14109 replace_oldest_value_reg, replace_oldest_value_addr,
14110 replace_oldest_value_mem, copyprop_hardreg_forward_1,
14111 debug_value_data, validate_value_data): Move...
14112 * regcprop.c: ... here.
14113 (rest_of_handle_cprop): Delete.
14114 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
14116 2009-05-07 Jakub Jelinek <jakub@redhat.com>
14118 PR middle-end/40057
14119 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
14120 GEN_INT for 1 << bitnum.
14121 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
14122 build_int_cst_type.
14124 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
14126 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
14127 Remove wrong description of "nand" operation.
14129 2009-05-06 Richard Guenther <rguenther@suse.de>
14130 Adam Nemet <anemet@caviumnetworks.com>
14132 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
14133 comment. Add that if LHS is not a gimple register, then RHS1 has
14134 to be a single object (GIMPLE_SINGLE_RHS).
14136 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
14138 * expr.c (get_def_for_expr): Move it up in the file.
14139 (store_field): When expanding a bit-field store, look at the
14140 defining gimple stmt for the masking conversion.
14142 2009-05-06 Janis Johnson <janis187@us.ibm.com>
14144 PR middle-end/39986
14145 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
14146 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
14147 32-bit memcpy into long.
14149 2009-05-06 Jakub Jelinek <jakub@redhat.com>
14151 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
14152 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
14154 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
14155 instead of appending DW_OP_deref*.
14157 2009-05-06 Michael Matz <matz@suse.de>
14159 PR middle-end/40021
14160 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
14161 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
14163 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
14165 * Makefile.in (install-plugin): Fix srcdir handling.
14167 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
14169 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
14170 when processing for not_regs_needed bitmap.
14171 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
14172 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
14173 handling it for rhs.
14175 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14177 * config/i386/i386.md (unnamed inc/dec peephole): Use
14178 optimize_insn_for_size_p instead of optimize_size.
14179 * config/i386/predicates.md (incdec_operand): Likewise.
14180 (aligned_operand): Likewise.
14181 * config/i386/sse.md (divv8sf3): Likewise.
14182 (sqrtv8sf2): Likewise.
14184 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14186 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
14188 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
14190 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14192 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
14193 ssemodesuffixf2c with avxmodesuffixf2c.
14195 2009-05-06 Joseph Myers <joseph@codesourcery.com>
14198 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
14200 2009-05-05 Jakub Jelinek <jakub@redhat.com>
14202 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
14203 (struct tree_base): Adjust spacing for 8 bit boundaries.
14204 (struct tree_decl_common): Add decl_by_reference_flag bit.
14205 (DECL_BY_REFERENCE): Adjust.
14206 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
14207 print DECL_BY_REFERENCE bit.
14208 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
14209 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
14210 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
14211 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
14214 PR middle-end/39666
14215 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
14216 range of the type, but default label is missing, add it with one
14217 of the existing labels instead of adding a new label for it.
14219 2009-05-05 Joseph Myers <joseph@codesourcery.com>
14223 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
14225 * Makefile.in (enable_plugin, plugin_includedir): New.
14226 (install): Depend on install-plugin.
14227 (PLUGIN_HEADERS): New.
14228 (install-plugin): New.
14229 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
14231 2009-05-05 Richard Guenther <rguenther@suse.de>
14233 PR tree-optimization/40022
14234 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
14236 (phivn_valid_p): Fix tuplification error, simplify.
14237 (phiprop_insert_phi): Add dumps.
14238 (propagate_with_phi): Simplify.
14240 2009-05-05 Richard Guenther <rguenther@suse.de>
14242 PR middle-end/40023
14243 * builtins.c (gimplify_va_arg_expr): Properly build the address.
14245 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
14247 * tree.h (strip_float_extensions): Remove duplicate declaration.
14248 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
14249 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
14250 block_ultimate_origin): Rearrange the declarations line to match the
14251 comment that indicates the .c file which the functions are defined.
14252 (dwarf2out_*, set_decl_rtl): Add comment.
14253 (get_base_address): Adjust comment.
14254 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
14255 declarations line and add comment.
14256 (is_builtin_name): Add blank after function name, for clarity.
14258 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14260 * attribs.c (decl_attributes): Use %qE for identifiers in
14262 * cgraphunit.c (verify_cgraph_node): Translate function names to
14263 locale character set in diagnostics.
14264 * coverage.c (get_coverage_counts): Use %qE for identifiers in
14266 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
14267 Document that functions are named in UTF-8.
14268 * expr.c (expand_expr_real_1): Translate function names to locale
14269 character set in diagnostics.
14270 * gimplify.c (omp_notice_variable, omp_is_private,
14271 gimplify_scan_omp_clauses): Use %qE for identifiers in
14273 * langhooks.c (lhd_print_error_function): Translate function names
14274 to locale character set.
14275 * langhooks.h (decl_printable_name): Document that return value is
14276 in internal character set.
14277 * stmt.c: Include pretty-print.h
14278 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
14280 (resolve_operand_name_1): Translate named operand name to locale
14282 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
14284 * toplev.c (announce_function): Translate function names to locale
14286 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
14287 (default_tree_printer): Use pp_identifier or translate identifiers
14288 to locale character set. Mark "<anonymous>" for translation.
14289 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
14290 for identifiers in diagnostics.
14291 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14293 * varasm.c (output_constructor): Use %qE for identifiers in
14296 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14298 * configure.ac: use ` ` instead of $()
14299 * configure: Regenerate.
14301 2009-05-05 Ben Elliston <bje@au.ibm.com>
14303 * config/pa/linux-atomic.c: Eliminate conditional include of
14304 errno.h on non-LP64 systems to simplify build requirements.
14306 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14308 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14310 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14311 and pass value to identifier_to_locale.
14312 (warn_variable_length_array): Make name a tree.
14313 (grokdeclarator): Separate diagnostic texts for named and unnamed
14314 declarators. Use %qE for named declarators.
14315 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14317 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14318 identifiers in diagnostics.
14319 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14320 identifier_to_locale. Mark "anonymous" strings for translation.
14322 2009-05-04 Michael Eager <eager@eagercon.com>
14324 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14325 address for DImode/DFmode only if double-precision FP regs.
14327 2009-05-04 Michael Eager <eager@eagercon.com>
14329 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14330 TARGET_SINGLE_FLOAT check.
14332 2009-05-04 Michael Eager <eager@eagercon.com>
14334 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14336 2009-05-04 Michael Eager <eager@eagercon.com>
14338 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14339 * config/rs6000/t-xilinx: New
14341 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14343 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14344 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14345 * gcc/explow.c (memory_address): Use target hook.
14346 * gcc/targhooks.c (default_legitimize_address): New.
14347 * gcc/targhooks.h (default_legitimize_address): New.
14348 * gcc/target.h (legitimize_address): New.
14349 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14350 (TARGET_INITIALIZER): Include it.
14351 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14353 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14354 * config/bfin/bfin.c (legitimize_address): Remove.
14355 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14356 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14358 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14359 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14361 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14362 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14363 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14364 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14365 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14366 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14367 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14368 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14369 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14370 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14371 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14372 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14373 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14374 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14375 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14376 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14377 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14378 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14379 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14380 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14381 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14382 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14383 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14385 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14386 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14387 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14388 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14389 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14390 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14391 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14392 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14393 (thumb_legitimize_address): Delete.
14394 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14395 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14396 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14397 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14398 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14399 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14401 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14404 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14405 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14406 * config/m32r/m32r.c (m32r_legitimize_address): New.
14407 * config/m68k/m68k.c (m68k_legitimize_address): New.
14408 * config/score/score.c (score_legitimize_address): Standardize.
14409 * config/score/score3.c (score3_legitimize_address): Standardize.
14410 * config/score/score3.h (score3_legitimize_address): Adjust.
14411 * config/score/score7.c (score7_legitimize_address): Standardize.
14412 * config/score/score7.h (score7_legitimize_address): Adjust.
14413 * config/sh/sh.c (sh_legitimize_address): New.
14414 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14416 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14417 (s390_legitimize_address): ... this.
14418 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14419 (sparc_legitimize_address): ... this.
14420 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14421 (ix86_legitimize_address): ... this.
14422 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14423 (avr_legitimize_address): ... this.
14424 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14425 (mn10300_legitimize_address): ... this.
14426 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14427 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14428 (alpha_expand_mov): Adjust call.
14430 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14431 * config/spu/spu.c (spu_legitimize_address): Likewise.
14432 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14433 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14435 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14437 * intl.c (locale_encoding, locale_utf8): New.
14438 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14439 * intl.h (locale_encoding, locale_utf8): Declare.
14440 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14441 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14443 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14445 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14446 (pp_base_tree_identifier): Declare as function.
14447 (identifier_to_locale): Declare.
14448 * Makefile.in (pretty-print.o): Update dependencies.
14449 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14451 2009-05-04 Richard Guenther <rguenther@suse.de>
14453 PR middle-end/40015
14454 * builtins.c (fold_builtin_memory_op): Do not decay to element
14455 type if the size matches the whole array.
14457 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14459 * expmed.c (synth_mult): When trying out a shift, pass the result
14462 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14464 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14465 (shiftsub1_cost): New.
14466 (init_expmed): Compute shiftsub1_cost.
14467 (synth_mult): Optimize multiplications by constants of the form
14468 -(2^^m-1) for some constant positive integer m.
14470 2009-05-03 Richard Guenther <rguenther@suse.de>
14473 * c-typeck.c (array_to_pointer_conversion): Do not built
14474 ADDR_EXPRs of arrays of pointer-to-element type.
14475 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14476 up wrong ADDR_EXPRs after-the-fact.
14477 * c-common.c (strict_aliasing_warning): Strip pointer
14478 conversions for obtaining the original type.
14479 * builtins.c (fold_builtin_memset): Handle array types.
14480 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14483 2009-05-03 Richard Guenther <rguenther@suse.de>
14485 PR middle-end/23329
14486 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14487 Do not lose casts from array types with unknown extent to array
14488 types with known extent.
14489 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14490 alias set compatibility.
14492 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14494 * flags.h (extra_warnings): Delete.
14495 * toplev.c (process_options): Handle Wuninitialized here.
14496 * opts.c (extra_warnings): Delete.
14497 (set_Wextra): Delete.
14498 (common_handle_option): -Wextra can be handled automatically.
14499 * c-opts.c (c_common_handle_option): Delete obsolete code.
14500 (c_common_post_options): Simplify comment.
14501 * common.opt (W): Add Var.
14503 (Wuninitialized): Initialize to -1.
14505 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14506 Richard Guenther <rguenther@suse.de>
14508 * expr.c (get_def_for_expr): New function.
14509 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14510 SSA rather than trees.
14511 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14512 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14514 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14516 * c-common.c (reswords): Add _Imaginary.
14517 * c-common.c (enum rid): Add RID_IMAGINARY.
14519 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14521 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14522 Patch by Richard Guenther.
14524 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14526 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14527 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14528 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14529 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14530 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14531 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14532 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14533 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14534 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14535 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14536 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14537 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14538 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14539 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14540 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14541 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14542 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14543 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14545 2009-05-02 Richard Guenther <rguenther@suse.de>
14547 PR tree-optimization/39940
14548 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14551 2009-05-02 Richard Guenther <rguenther@suse.de>
14553 PR middle-end/40001
14554 * tree-ssa.c (execute_update_addresses_taken): Properly check
14555 if we can mark a variable DECL_GIMPLE_REG_P.
14556 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14557 back to the end of the function.
14558 (is_gimple_reg_type): Remove complex type special casing.
14559 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14562 2009-05-02 Ben Elliston <bje@au.ibm.com>
14564 * doc/collect2.texi (Collect2): Document search path behaviour
14565 when configured with --with-ld.
14567 2009-05-02 Jan Hubicka <jh@suse.cz>
14569 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14570 parameter; update callers.
14571 (coalesce_cost_edge): EH edges are costier because they needs
14572 splitting even if not critical and even more costier when there are
14573 multiple EH predecestors.
14575 2009-05-02 Jan Hubicka <jh@suse.cz>
14577 * except.c (remove_eh_handler_and_replace): Handle updating after
14578 removing TRY blocks.
14580 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14582 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14584 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14586 * varasm.c: Do not include c-pragma.h.
14587 * attribs.c: Do not incude c-common.h.
14589 2009-05-01 Michael Matz <matz@suse.de>
14591 * calls.c (initialize_argument_information): Handle SSA names like
14592 decls with a non MEM_P DECL_RTL.
14594 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14596 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14597 * ipa-utils.c: Likewise.
14598 * ipa-type-escape.c: Likewise.
14599 * cgraphunit.c Do not include c-common.h.
14600 * ipa-pure-const.c: Likewise.
14601 * tree-if-conv.c: Likewise.
14602 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14603 * ipa-struct-reorg.c: Likewise.
14604 * tree-nomudflap.c: Likewise.
14605 * tree-ssa-structalias.c: Likewise.
14607 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14609 * store-motion.c: Many cleanups to make this pass a first-class
14610 citizen instead of an appendix to gcse load motion. Add TODO list
14611 to make this pass faster/cleaner/better.
14613 (struct ls_expr): Post gcse.c-split cleanups.
14614 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14615 "stores" field to "avail_stores".
14616 (pre_ldst_mems): Rename to store_motion_mems.
14617 (pre_ldst_table): Rename to store_motion_mems_table.
14618 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14619 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14620 (ldst_entry): Rename to st_expr_entry, update users.
14621 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14622 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14623 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14625 (first_ls_expr): Rename to first_st_expr, update users.
14626 (next_ls_expr): Rename to next_st_expr, update users.
14627 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14628 fields properly for store motion instead of names inherited from load
14630 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14631 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14634 (ae_kill): Rename to st_kill, update users.
14635 (ae_gen): Rename to st_avloc, update users.
14636 (transp): Rename to st_transp, update users.
14637 (pre_insert_map): Rename to st_insert_map, update users.
14638 (pre_delete_map): Rename to st_delete_map, update users.
14639 (insert_store, build_store_vectors, free_store_memory,
14640 one_store_motion_pass): Update for abovementioned changes.
14642 (gcse_subst_count, gcse_create_count): Remove.
14643 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14644 and "n_stores_created", local variables.
14646 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14649 (regvec, compute_store_table_current_insn): Remove.
14650 (reg_set_info, reg_clear_last_set): Remove.
14651 (compute_store_table): Use DF caches instead of local dataflow
14654 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14656 * c-objc-common.c (c_tree_printer): Print identifiers with
14657 pp_identifier, not pp_string. Mark "({anonymous})" for
14659 * c-pretty-print.c (pp_c_ws_string): New.
14660 (pp_c_cv_qualifier, pp_c_type_specifier,
14661 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14662 pp_c_storage_class_specifier, pp_c_function_specifier,
14663 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14664 pp_c_primary_expression, pp_c_postfix_expression,
14665 pp_c_unary_expression, pp_c_shift_expression,
14666 pp_c_relational_expression, pp_c_equality_expression,
14667 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14668 use pp_string and pp_c_ws_string in place of pp_identifier and
14669 pp_c_identifier for non-identifiers. Mark English strings for
14671 * c-pretty-print.h (pp_c_ws_string): Declare.
14673 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14674 Roland McGrath <roland@redhat.com>
14676 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14677 (ENABLE_LD_BUILDID): New configuration option.
14678 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14679 (LINK_BUILDID_SPEC): New macro.
14680 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14682 * doc/install.texi: Document --enable-linker-build-id option.
14683 * configure: Rebuild.
14684 * config.in: Rebuild.
14686 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14688 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14689 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14690 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14691 MIPS_GP_SAVE_AREA_SIZE.
14692 * config/mips/mips.c (struct mips_frame_info): Update comment
14693 before arg_pointer_offset and hard_frame_pointer_offset.
14694 (mips_compute_frame_info): Update diagram before function: to
14695 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14696 indicate the position of frame_pointer_rtx with -fstack-protector and
14697 to show args_size. Don't allocate cprestore area for leaf functions
14698 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14700 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14702 2009-04-30 Michael Matz <matz@suse.de>
14704 PR tree-optimization/39955
14705 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14707 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14709 * ira.c (setup_cover_and_important_classes): Use safe macro
14710 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14712 * genpreds.c (write_tm_preds_h): Output suitable definition of
14713 REG_CLASS_FOR_CONSTRAINT.
14715 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14717 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14719 * bitmap.c (bitmap_descriptor): Likewise.
14720 * ggc-common.c (loc_descriptor): Likewise.
14721 * varray.c (varray_descriptor): Likewise.
14722 * vec.c (vec_descriptor): Likewise.
14724 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14726 * Makefile.in (dce.o): Add $(EXCEPT_H).
14727 * dce.c: Include except.h and delete redundant vector definitions.
14728 (deletable_insn_p): Return false for non-call insns that can throw
14731 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14733 * gcse.c (ae_gen): Remove.
14734 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14735 and make non-static function to make it available in store-motion.c.
14736 Update call sites with search-and-replace.
14737 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14738 extract_mentioned_regs, extract_mentioned_regs_helper,
14739 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14740 store_killed_in_insn, store_killed_after, store_killed_before,
14741 build_store_vectors, insert_insn_start_basic_block, insert-store,
14742 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14743 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14744 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14745 * store-motion.c: ...new file. Also copy data structures from gcse.c
14746 and clean up to remove parts not used by store motion.
14747 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14748 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14750 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14753 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14754 when optimizing for size.
14756 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14758 * gcse.c (gcse_constant_p): Fix typo in last change.
14760 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14762 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14764 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14766 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14768 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14770 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14771 CONST_HIGH_PART result.
14773 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14775 * config/avr/avr.c (initial_elimination_offset): Rename to
14776 avr_initial_elimination_offset.
14777 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14778 change return type to bool.
14779 (avr_can_eliminate): New function.
14780 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14781 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14782 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14783 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14784 avr_initial_elimination_offset.
14785 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14786 (avr_initial_elimination_offset): Define.
14788 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14789 Steven Bosscher <steven@gcc.gnu.org>
14791 PR rtl-optimization/39938
14792 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14793 * cfgrtl.c: Include insn-attr.h.
14794 (rest_of_pass_free_cfg): New function.
14795 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14796 * resource.c (init_resource_info): Remove call to df_analyze.
14798 2009-04-29 Richard Guenther <rguenther@suse.de>
14801 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14802 allow conversion to signed integers.
14804 2009-04-29 Richard Guenther <rguenther@suse.de>
14806 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14807 shifts of floating point vectors if the shift amount is
14808 a constant multiple of the element size.
14810 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14811 Michael Matz <matz@suse.de>
14813 PR middle-end/39927
14815 * tree-outof-ssa.c (emit_partition_copy): New function.
14816 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14817 insert_part_to_rtx_on_edge): Perform the partition base var
14818 copy using emit_partition_copy.
14819 (insert_value_copy_on_edge): Convert constants to the right mode.
14820 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14821 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14823 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14825 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14826 scan backwards to try to find a constant to initialize it.
14828 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14829 insn before the loop_end instruction, don't look past labels.
14831 2009-04-29 Richard Guenther <rguenther@suse.de>
14833 PR middle-end/39937
14834 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14835 loose type conversions.
14836 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14837 stmts only if there are no uses of its definition.
14839 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14841 * config/bfin/bfin.h (splitting_loops): Declare.
14842 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14843 Reorder bit definitions to be ascending.
14844 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14845 * config/bfin/bfin.c (splitting_loops): New variable.
14846 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14847 (struct loop_info): Remove members INIT and LOOP_INIT.
14848 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14849 the LSETUP sequence. Allow LC to be loaded from any register, but
14850 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14851 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14853 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14854 of reload_completed.
14857 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14859 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14861 * Makefile.in (PLUGIN_VERSION_H): New.
14862 (OBJS-common): Remove plugin-version.o.
14863 (plugin.o): Depend on (PLUGIN_VERSION_H).
14864 (plugin-version.o): Remove.
14865 * configure: Regenerate
14866 * configure.ac: Create plugin-version.h.
14867 * gcc-plugin.h (plugin_gcc_version): Remove.
14868 (plugin_default_version_check): Change signature.
14869 * plugin-version.c: Remove.
14870 * plugin.c: Include plugin-version.h.
14871 (str_plugin_gcc_version_name): Remove.
14872 (try_init_one_plugin): Pass gcc version to plugin_init.
14873 (plugin_default_version_check): Both gcc and plugin versions are now
14876 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14878 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14879 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14880 Remove special case testing for last insn of inner loops. Don't fail
14881 if the loop ends with a jump, emit an extra nop instead.
14883 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14884 DREGS rather than comparing directly. Remove code that tries to
14885 account for latencies.
14887 2009-04-29 Richard Guenther <rguenther@suse.de>
14889 PR tree-optimization/39941
14890 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14891 eliminating an indirect call.
14893 2009-04-29 Richard Guenther <rguenther@suse.de>
14895 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14896 parameter. Allow invariants as base if !require_lvalue.
14897 (verify_gimple_assign_single): Adjust.
14899 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14901 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14902 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14903 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14904 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14905 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14907 * config/bfin/bfin.c (bfin_expand_builtin,
14908 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14910 2009-04-28 Richard Guenther <rguenther@suse.de>
14912 * tree-vect-loop.c (get_initial_def_for_induction): Use
14913 correct types for pointer increment.
14915 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14917 * toplev.c (print_version): Update GMP version string calculation.
14919 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14921 PR rtl-optimization/39938
14922 * resource.c (init_resource_info): Add call to df_analyze.
14924 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14926 * config/alpha/alpha.md (usegp): Cast the result of
14927 alpha_find_lo_sum_using_gp to enum attr_usegp.
14928 * config/alpha/alpha.c (override_options): Remove end-of-structure
14929 marker element from cpu_table. Use array size of cpu_table to handle
14930 -mcpu and -mtune options.
14931 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14933 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14935 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14936 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14937 tune_32 and tune_64.
14938 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14939 support on PowerPC.
14940 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14941 * config/rs6000/option-defaults.h: ... here. New file.
14942 (OPT_64, OPT_32): Define.
14943 (MASK_64BIT): Define to 0 if not already defined.
14944 (OPT_ARCH64, OPT_ARCH32): Define.
14945 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14948 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14950 * config/arm/arm.c (arm_override_options): Emit error on using
14953 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14955 PR rtl-optimization/39914
14956 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14957 registers for allocnos created from user-defined variables only
14958 when not optimizing.
14960 2009-04-28 Richard Guenther <rguenther@suse.de>
14962 PR middle-end/39937
14963 * fold-const.c (fold_binary): Use distribute_real_division only
14966 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14968 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14969 add hpux-stdint.h to tm_file.
14970 (hppa[12]*-*-hpux11*): Ditto.
14971 (ia64*-*-hpux*): Ditto.
14972 * config/hpux-stdint.h: New.
14973 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14974 __STDC_EXT__ for all compiles.
14975 * config/pa/pa-hpux.h: Ditto.
14976 * config/pa/pa-hpux10.h: Ditto.
14977 * config/pa/pa-hpux11.h: Ditto.
14979 2009-04-28 Catherine Moore <clm@codesourcery.com>
14981 * debug.h (set_name): Add comment.
14983 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14986 * config/darwin.c (machopic_gen_offset): Check
14987 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14988 * config/arm/arm.c (require_pic_register): Likewise.
14990 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14992 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14993 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14994 m32c_promote_prototypes): Delete.
14996 2009-04-28 Michael Matz <matz@suse.de>
14998 PR middle-end/39922
14999 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
15002 2009-04-28 Richard Guenther <rguenther@suse.de>
15004 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
15006 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15008 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
15009 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
15010 * config/arm/arm-tune.md: Regenerate.
15012 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
15014 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
15015 block if there are complex incoming edges.
15016 (sel_merge_blocks): Remove useless assert.
15017 (sel_redirect_edge_and_branch): Check that edge was redirected.
15018 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
15019 (sel_find_rgns): Delete declaration.
15020 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
15021 the region when it is not a preheader.
15023 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15026 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
15028 2009-04-28 Richard Guenther <rguenther@suse.de>
15030 * tree.h (SSA_NAME_VALUE): Remove.
15031 (struct tree_ssa_name): Remove value_handle member.
15032 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
15033 array for jump threading.
15034 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
15036 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
15037 * tree-flow.h (threadedge_initialize_values): Declare.
15038 (threadedge_finalize_values): Likewise.
15039 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
15040 (SSA_NAME_VALUE): Define.
15041 (threadedge_initialize_values): New function.
15042 (threadedge_finalize_values): Likewise.
15043 * tree-ssa-dom.c (ssa_name_values): New global variable.
15044 (SSA_NAME_VALUE): Define.
15045 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
15047 2009-04-28 Ira Rosen <irar@il.ibm.com>
15049 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
15050 Use REPORT_VECTORIZED_LOCATIONS instead
15051 REPORT_VECTORIZED_LOOPS.
15052 * tree-vectorizer.c (vect_verbosity_level): Make static.
15053 (vect_loop_location): Rename to vect_location.
15054 (vect_set_verbosity_level): Update comment.
15055 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
15057 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
15058 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
15059 instead REPORT_UNVECTORIZED_LOOPS.
15060 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
15061 and vect_loop_def to vect_external_def and vect_internal_def.
15062 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
15063 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
15064 REPORT_UNVECTORIZED_LOCATIONS.
15065 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
15066 and vect_used_in_loop and to vect_unused_in_scope and
15067 vect_used_in_scope.
15068 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
15069 (vect_verbosity_level): Remove declaration.
15070 (vect_analyze_operations): Likewise.
15071 (vect_analyze_stmt): Declare.
15072 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
15073 REPORT_UNVECTORIZED_LOCATIONS.
15074 (vect_get_loop_niters): Fix indentation.
15075 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
15076 (vect_analyze_loop_operations): New function.
15077 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
15078 vect_analyze_operations.
15079 (vect_is_simple_reduction): Use new names.
15080 (vectorizable_live_operation, vect_transform_loop): Likewise.
15081 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
15082 to specify whether the data references can be a part of interleaving
15084 (vect_analyze_data_ref_dependence): Use new names.
15085 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
15086 (vect_create_addr_base_for_vector_ref): Remove redundant code.
15087 * tree-vect-patterns.c (widened_name_p): Use new names.
15088 (vect_recog_dot_prod_pattern): Likewise.
15089 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
15090 (process_use, vect_mark_stmts_to_be_vectorized,
15091 vect_model_simple_cost, vect_model_store_cost,
15092 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
15093 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
15094 vectorizable_operation, vectorizable_type_demotion,
15095 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
15096 vectorizable_condition): Likewise.
15097 (vect_analyze_operations): Split into vect_analyze_loop_operations
15099 (vect_analyze_stmt): ... new function.
15100 (new_stmt_vec_info): Use new names.
15101 (vect_is_simple_use): Use new names and fix comment.
15102 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
15103 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
15105 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15108 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
15109 and integer modes for x87 operands. Do not ICE for unsupported size,
15110 generate error instead. Generate error for unsupported operand types.
15111 ['z']: Do not handle HImode memory operands specially. Warning
15112 for floating-point operands. Fallthru to 'Z' for unsupported operand
15113 types. Do not ICE for unsupported size, generate error instead.
15114 (output_387_binary_op): Use %Z to output operands.
15115 (output_fp_compare): Ditto.
15116 (output_387_reg_move): Ditto.
15118 2009-04-28 Ben Elliston <bje@au.ibm.com>
15123 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15125 * builtins.c (c_strlen): Do not warn here.
15126 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15127 * c-common.c (pointer_int_sum): Take an explicit location.
15128 Warn about offsets out of bounds.
15129 * c-common.h (pointer_int_sum): Adjust declaration.
15131 2009-04-27 Ian Lance Taylor <iant@google.com>
15133 * collect2.c (is_ctor_dtor): Change type of ret field in struct
15135 * dce.c (run_fast_df_dce): Change type of old_flags to int.
15136 * df-core.c (df_set_flags): Change return type to int. Change
15137 type of old_flags to int.
15138 (df_clear_flags): Likewise.
15139 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
15140 (df_get_conditional_uses): Likewise.
15141 * df.h (df_set_flags, df_clear_flags): Update declarations.
15142 * dwarf2out.c (struct indirect_string_node): Change type of form
15143 field to enum dwarf_form.
15144 (AT_string_form): Change return type to enum dwarf_form.
15145 * fixed-value.c (fixed_compare): Add cast to enum type.
15146 * fwprop.c (update_df): Change 0 to VOIDmode.
15147 * gensupport.c: Change 0 to UNKNOWN.
15148 * gimple.h (gimple_cond_code): Add cast to enum type.
15149 * haifa-sched.c (reemit_notes): Add cast to enum type.
15150 * hooks.c (hook_int_void_no_regs): Remove function.
15151 * hooks.h (hook_int_void_no_regs): Remove declaration.
15152 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
15153 * predict.c (combine_predictions_for_insn): Add casts to enum type.
15154 * real.c (real_arithmetic): Add cast to enum type.
15155 (real_compare): Likewise.
15156 * target.h (struct gcc_target): Change return type of
15157 branch_target_register_class to enum reg_class.
15158 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
15159 default_branch_target_register_class.
15160 * targhooks.c (default_branch_target_register_class): New function.
15161 * targhooks.h (default_branch_target_register_class): Declare.
15162 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
15163 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
15165 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
15167 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
15168 vect_uninitialized_def. Change 0 to ERROR_MARK.
15169 * tree-vect-stmts.c (supportable_widening_operation): Don't
15170 initialize icode1 and icode2.
15171 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
15172 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
15174 (cmn_err_flag_specs): Change 0 to STD_C89.
15175 (cmn_err_char_table): Likewise.
15176 * config/arm/arm.c (get_arm_condition_code): Change type of code
15177 to enum arm_cond_code.
15178 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
15179 (IWMMXT_BUILTIN2): Likewise.
15180 (neon_builtin_type_bits): Don't define typedef.
15181 (neon_builtin_datum): Change type of bits field to int.
15182 (arm_expand_neon_args): Add cast to enum type.
15183 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
15185 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
15186 casts to enum type.
15187 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
15189 * config/mips/mips.md (jal_macro): Return enum constant.
15190 (single_insn): Likewise.
15191 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
15193 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15194 casts to enum type.
15195 * config/s390/s390.c (s390_tune_flags): Change type to int.
15196 (s390_arch_flags): Likewise.
15197 (s390_handle_arch_option): Change flags field of struct pta to int.
15198 * config/s390/s390.h (s390_tune_flags): Update declaration.
15199 (s390_arch_flags): Likewise.
15200 * config/sh/sh.c (prepare_move_operands): Compare
15201 tls_symbolic_operand result with enum constant.
15202 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
15203 (sh_expand_prologue): Add cast to enum type.
15204 (sh_expand_epilogue): Likewise.
15205 (tls_symbolic_operand): Change return type to enum tls_model.
15206 (fpscr_set_from_mem): Add cast to enum type.
15207 (legitimize_pic_address): Compare tls_symbolic_operand result with
15209 (sh_target_reg_class): Change return type to enum reg_class.
15210 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
15212 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
15213 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
15214 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
15215 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
15216 (delayed_branch, tls_call_delay): Likewise.
15217 (eligible_for_sibcall_delay): Likewise.
15218 (eligible_for_return_delay): Likewise.
15219 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
15220 (spu_expand_builtin_1): Likewise.
15222 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
15223 for all types of conversions.
15224 (output_init_element): Issue -Wc++-compat warning if needed when
15225 initializing a bitfield with enum type.
15226 * c-parser.c (c_parser_expression): Set original_type to
15227 original_type of right hand operand of comma operator.
15229 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15231 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
15233 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
15234 * doc/cpp.texi (Standard Predefined Macros)
15235 (Implementation-defined behavior): Likewise.
15236 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
15237 * doc/gimple.texi (GIMPLE Exception Handling)
15238 (@code{GIMPLE_ASSIGN}): Likewise.
15239 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
15240 * doc/invoke.texi (Warning Options, Optimize Options)
15241 (AVR Options, Darwin Options): Likewise.
15242 (Optimize Options): Reformulate -fwhole-program description.
15243 * doc/loop.texi (Lambda): Likewise.
15244 * doc/md.texi (Output Template, Define Constraints)
15245 (Standard Names, Insn Splitting): Likewise.
15246 * doc/options.texi (Option properties): Likewise.
15247 * doc/passes.texi (Tree-SSA passes): Likewise.
15248 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
15249 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
15250 (File Names and DBX): Likewise.
15251 * doc/trouble.texi (Incompatibilities): Likewise.
15253 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15255 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
15256 instruction is correct.
15258 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15260 Allow non-constant arguments to conversion intrinsics.
15261 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
15262 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
15263 * spu.c (print_operand): Handle 'v' and 'w'.
15264 (exp2_immediate_p, spu_gen_exp2): Define.
15265 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
15266 spu_convtf_1): Update parameter descriptions.
15267 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
15268 * constraints.md ('v', 'w'): New.
15269 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
15271 (i2f, I2F): New define_mode_attr.
15272 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
15273 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
15274 fixuns_truncv4sfv4si2): Update to use mode attribute.
15275 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
15276 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
15277 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
15278 patterns for combine.
15280 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
15282 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
15283 (cprop, hoist, pre, store_motion): New debug counters.
15284 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
15285 is not an RTL pass anymore.
15286 (pass_profiling): Remove extern decl for pass removed in 2005.
15287 (pass_gcse, pass_jump_bypass): Remove.
15288 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
15289 to 0 for clean state.
15290 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15291 * cse.c (gate_handle_cse_after_global_opts,
15292 rest_of_handle_cse_after_global_opts): New functions.
15293 (pass_cse_after_global_opts): New pass, does local CSE.
15294 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15295 (TV_CPROP): New timevar.
15296 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15297 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15298 (gcse_main, recompute_all_luids): Remove.
15299 (compute_hash_table_work): Call max_reg_num instead of reading
15301 (cprop_jump): Don't set run_jump_opt_after_gcse.
15302 (constprop_register): Always allow to alter jumps.
15303 (cprop_insn): Likewise.
15304 (do_local_cprop): Likewise.
15305 (local_cprop_pass): Likewise. Return non-zero if something changed.
15306 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15307 (find_implicit_sets): Add note about missed optimization opportunity.
15308 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15309 pass_rtl_cprop execute function.
15310 Don't bother tracking the pass number, each pass gets its own dumpfile
15312 Always allow to alter jumpsand bypass jumps.
15313 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15314 will just find no suitable set.
15315 (pre_edge_insert): Fix dumping, this function is for PRE only.
15316 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15317 pass_rtl_pre execute function.
15318 (hoist_code): Return non-zero if something changed. Keep track of
15319 substitutions and insertions for statistics gathering similar to PRE.
15320 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15321 called from the pass_rtl_hoist execute function. Show pass statistics.
15322 (compute_store_table): Use max_reg_num directly instead of using the
15323 formerly global max_gcse_regno.
15324 (build_store_vectors): Likewise.
15325 (replace_store_insn): Fix dumping.
15326 (store_motion): Rename to ...
15327 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15328 pass, called from the pass_rtl_store_motion execute function. Keep
15329 track of substitutions and insertions for statistics gathering similar
15331 (bypass_jumps): Remove, fold interesting bits into ...
15332 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15333 from the pass_rtl_cprop execute function.
15334 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15335 pass_jump_bypass): Remove.
15336 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15337 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15338 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15339 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15340 (gate_rtl_store_motion, execute_rtl_store_motion,
15341 pass_rtl_store_motion): New.
15342 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15343 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15344 * passes.c (init_optimization_passes): Remove pass_gcse and
15345 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15346 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15347 instead of pass_jump_bypass.
15349 2009-04-27 Richard Guenther <rguenther@suse.de>
15351 PR middle-end/39928
15352 * gimplify.c (gimplify_expr): If we are required to create
15353 a temporary make sure it ends up as register.
15355 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15358 * config/i386/i386.c (construct_container): Don't call
15359 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15360 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15362 2009-04-27 Michael Matz <matz@suse.de>
15364 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15365 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15366 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15367 (dump_replaceable_exprs): Take a bitmap.
15368 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15370 (expand_gimple_basic_block): Likewise.
15371 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15372 replaceable_expressions member a bitmap.
15373 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15374 (mark_replaceable): Likewise.
15375 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15376 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15378 2009-04-27 Richard Guenther <rguenther@suse.de>
15380 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15381 (verify_stmts): Dispatch to gimple/type verification code.
15382 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15383 issue with call argument types.
15385 2009-04-27 Michael Matz <matz@suse.de>
15387 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15388 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15391 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15392 Eric Botcazou <ebotcazou@adacore.com>
15394 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15395 a label's basic block.
15396 (mark_target_live_regs): Tidy and rework obsolete comments.
15397 Change back DF problem to LIVE. If a label starts a basic block,
15398 assume that all registers that used to be live then still are.
15399 (init_resource_info): If a label starts a basic block, set its
15400 BLOCK_FOR_INSN accordingly.
15401 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15403 2009-04-27 Richard Guenther <rguenther@suse.de>
15405 * tree-flow-inline.h (function_ann): Remove.
15406 (get_function_ann): Likewise.
15407 * tree-dfa.c (create_function_ann): Remove.
15408 * tree-flow.h (struct static_var_ann_d): Remove.
15409 (struct function_ann_d): Likewise.
15410 (union tree_ann_d): Remove fdecl member.
15411 (function_ann_t): Remove.
15412 (function_ann, get_function_ann, create_function_ann): Remove
15415 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15417 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15419 2009-04-27 Jan Hubicka <jh@suse.cz>
15421 * ipa-pure-const.c (struct funct_state_d): New fields
15422 state_previously_known, looping_previously_known; remove
15423 state_set_in_source.
15424 (analyze_function): Use new fields.
15425 (propagate): Avoid assumption that state_set_in_source imply
15428 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15429 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15430 * cfgloop.h (finite_loop_p): Declare.
15432 2009-04-26 Michael Matz <matz@suse.de>
15434 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15436 2009-04-26 Michael Matz <matz@suse.de>
15438 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15439 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15440 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15441 pass_mark_used_blocks): Remove.
15442 * tree-optimize.c (pass_free_datastructures,
15443 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15444 * passes.c (init_optimization_passes): Don't call
15445 pass_mark_used_blocks, remove dead code.
15447 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15449 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15450 * tree-ssa-live.h (register_ssa_partition): Likewise.
15452 2009-04-26 Michael Matz <matz@suse.de>
15455 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15456 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15457 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15459 (compare_pairs): Swap cost comparison.
15460 (coalesce_ssa_name): Don't use change_partition_var.
15461 * tree-nrv.c (struct nrv_data): Add modified member.
15462 (finalize_nrv_r): Set it.
15463 (tree_nrv): Use it to update statements.
15464 (pass_nrv): Require PROP_ssa.
15465 * tree-mudflap.c (mf_decl_cache_locals,
15466 mf_build_check_statement_for): Use make_rename_temp.
15467 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15468 * alias.c (find_base_decl): Handle SSA names.
15469 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15470 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15471 * rtl.h (set_reg_attrs_for_parm): Declare.
15472 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15473 to "optimized", remove unused locals at finish.
15474 (execute_free_datastructures): Make global, call
15475 delete_tree_cfg_annotations.
15476 (execute_free_cfg_annotations): Don't call
15477 delete_tree_cfg_annotations.
15479 * ssaexpand.h: New file.
15480 * expr.c (toplevel): Include ssaexpand.h.
15481 (expand_assignment): Handle SSA names the same as register variables.
15482 (expand_expr_real_1): Expand SSA names.
15483 * cfgexpand.c (toplevel): Include ssaexpand.h.
15484 (SA): New global variable.
15485 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15486 (SSAVAR): New macro.
15487 (set_rtl): New helper function.
15488 (add_stack_var): Deal with SSA names, use set_rtl.
15489 (expand_one_stack_var_at): Likewise.
15490 (expand_one_stack_var): Deal with SSA names.
15491 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15492 before unique numbers.
15493 (expand_stack_vars): Use set_rtl.
15494 (expand_one_var): Accept SSA names, add asserts for them, feed them
15495 to above subroutines.
15496 (expand_used_vars): Expand all partitions (without default defs),
15497 then only the local decls (ignoring those expanded already).
15498 (expand_gimple_cond): Remove edges when jumpif() expands an
15499 unconditional jump.
15500 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15501 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15503 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15504 members of SA; deal with PARM_DECL partitions here; expand
15505 all PHI nodes, free tree datastructures and SA. Commit instructions
15506 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15507 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15508 info and statements at start, collect garbage at finish.
15509 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15510 (VAR_ANN_PARTITION) Remove.
15511 (change_partition_var): Don't declare.
15512 (partition_to_var): Always return SSA names.
15513 (var_to_partition): Only accept SSA names.
15514 (register_ssa_partition): Only check argument.
15515 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15517 (delete_var_map): Don't free it.
15518 (var_union): Only accept SSA names, simplify.
15519 (partition_view_init): Mark only useful SSA names as used.
15520 (partition_view_fini): Only deal with SSA names.
15521 (change_partition_var): Remove.
15522 (dump_var_map): Use ssa_name instead of partition_to_var member.
15523 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15525 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15526 (struct _elim_graph): New member const_dests; nodes member vector of
15528 (set_location_for_edge): New static helper.
15529 (create_temp): Remove.
15530 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15531 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15532 (new_elim_graph): Allocate const_dests member.
15533 (clean_elim_graph): Truncate const_dests member.
15534 (delete_elim_graph): Free const_dests member.
15535 (elim_graph_size): Adapt to new type of nodes member.
15536 (elim_graph_add_node): Likewise.
15537 (eliminate_name): Likewise.
15538 (eliminate_build): Don't take basic block argument, deal only with
15539 partition numbers, not variables.
15540 (get_temp_reg): New static helper.
15541 (elim_create): Use it, deal with RTL temporaries instead of trees.
15542 (eliminate_phi): Adjust all calls to new signature.
15543 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15544 (rewrite_trees): Only do checking.
15545 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15546 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15547 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15548 contains_tree_r, MAX_STMTS_IN_LATCH,
15549 process_single_block_loop_latch, analyze_edges_for_bb,
15550 perform_edge_inserts): Remove.
15551 (expand_phi_nodes): New global function.
15552 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15553 functions, initialize new parameter, remember partitions having a
15555 (finish_out_of_ssa): New global function.
15556 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15557 don't reset in_ssa_p here, don't disable TER when mudflap.
15558 (pass_del_ssa): Remove.
15559 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15561 (execute_free_datastructures): Declare.
15562 * Makefile.in (SSAEXPAND_H): New variable.
15563 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15564 * basic-block.h (commit_one_edge_insertion): Declare.
15565 * passes.c (init_optimization_passes): Move pass_nrv and
15566 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15567 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15568 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15569 (redirect_branch_edge): Deal with super block when expanding, split
15570 out jump patching itself into ...
15571 (patch_jump_insn): ... here, new static helper.
15573 2009-04-26 Michael Matz <matz@suse.de>
15575 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15576 beyond num_ssa_names.
15577 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15578 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15580 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15582 PR inline-asm/39543
15583 * fwprop.c (forward_propagate_asm): New function.
15584 (forward_propagate_and_simplify): Propagate also into __asm, if it
15585 doesn't increase the number of referenced registers.
15588 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15590 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15592 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15593 note_nonlocal_vla_type for nonlocal VLAs.
15594 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15595 contains_remapped_vars, remap_vla_decls): New functions.
15596 (convert_nonlocal_reference_stmt): If not optimizing, call
15597 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15598 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15599 if it wasn't found in var_map.
15600 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15601 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15602 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15604 * gimplify.c (nonlocal_vlas): New variable.
15605 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15607 (gimplify_body): Create and destroy nonlocal_vlas.
15609 * dwarf2out.c (loc_descr_plus_const): New function.
15610 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15611 mem_loc_descriptor, loc_descriptor_from_tree_1,
15612 descr_info_loc, gen_variable_die): Use it.
15614 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15615 !TREE_STATIC VAR_DECLs.
15616 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15617 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15618 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15619 DECL_BY_REFERENCE is valid.
15620 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15621 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15622 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15623 Copy DECL_BY_REFERENCE.
15624 (struct nesting_copy_body_data): New type.
15625 (nesting_copy_decl): New function.
15626 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15627 if they have variable length.
15629 2009-04-26 Michael Matz <matz@suse.de>
15631 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15632 mark new temporaries for renaming.
15634 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15637 * c-decl.c (global_bindings_p): Return negative value.
15638 (c_variable_size): New. Based on variable_size from
15640 (grokdeclarator): Call c_variable_size not variable_size.
15642 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15644 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15646 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15648 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15649 Redefine it to just use mingw/include.
15650 (ASM_SPEC): Rules for -m32 and -m64.
15651 (LINK_SPEC): Use Likewise.
15652 (SPEC_32): New define.
15653 (SPEC_64): Likewise.
15654 (SUB_LINK_SPEC): Likewise.
15655 (MULTILIB_DEFAULTS): New define.
15656 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15657 Add multilib options.
15658 (MULTILIB_DIRNAMES): Likewise.
15659 (MULTILIB_OSDIRNAMES): Likewise.
15660 (LIBGCC): Likewise.
15661 (INSTALL_LIBGCC): Likewise.
15663 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15666 * c-tree.h (enum c_inline_static_type): New.
15667 (record_inline_static): Declare.
15668 * c-decl.c (struct c_inline_static, c_inline_statics,
15669 record_inline_static, check_inline_statics): New.
15670 (pop_file_scope): Call check_inline_statics.
15671 (start_decl): Call record_inline_static instead of pedwarning
15672 directly for static in inline function.
15673 * c-typeck.c (build_external_ref): Call record_inline_static
15674 instead of pedwarning directly for static referenced in inline
15677 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15679 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15680 not new but only being rescanned.
15681 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15682 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15683 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15684 record_set_info, compute_set, grealloc): Remove.
15685 (recompute_all_luids): New function.
15686 (gcse_main): Don't compute sets, and don't do related memory
15687 allocations/free-ing. If something changed before the end of the
15688 pass, update LUIDs using recompute_all_luids.
15689 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15690 (free_gcse_mem): Don't free it either.
15691 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15692 Use the df insn LUIDs.
15693 (load_killed_in_block): Likewise.
15694 (compute_hash_table_work): Don't compute reg_set_in_block.
15695 (compute_transp): Use DF_REG_DEF_CHAINs.
15696 (local_cprop_pass): Don't use compute_sets and related functions.
15697 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15698 Use get_max_uid() instead of max_cuid.
15699 (insert_insn_end_basic_block, pre_insert_copy_insn,
15700 update_ld_motion_stores): Don't try to
15701 keep reg_set tables up to date.
15702 (pre_insert_copies): Use df insn LUIDs.
15703 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15704 (reg_set_info): Don't use extra bitmap argument.
15705 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15706 information to compute regs_set_in_block.
15707 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15708 (bypass_jumps): Don't use compute_sets and friends.
15710 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15713 * opts.c (undocumented_msg): Do not leave blank even with
15716 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15718 * c-decl.c (build_enumerator): Allow values folding to integer
15719 constants but not integer constant expressions with a pedwarn if
15722 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15725 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15726 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15727 type is an integer constant.
15729 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15732 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15735 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15738 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15739 with variably modified return type and no storage class
15740 specifiers, except for the case of nested functions. Distinguish
15741 extern declarations of functions with variably modified return
15742 types from those of objects with variably modified types.
15744 2009-04-25 Jan Hubicka <jh@suse.cz>
15746 * tree.c (list_equal_p): New function.
15747 * tree.h (list_equal_p): Declare.
15748 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15749 basic_block_def, basic_block, const_basic_block): New.
15750 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15751 (redirect_eh_edge): New function.
15752 (make_eh_edge_update_phi): EH edges are not abnormal.
15753 * except.c: Include tree-flow.h.
15754 (list_match): New function.
15755 (eh_region_replaceable_by_p): New function.
15756 (replace_region): New function.
15757 (hash_type_list): New function.
15758 (hash_eh_region): New function.
15759 (eh_regions_equal_p): New function.
15760 (merge_peers): New function.
15761 (remove_unreachable_regions): Verify EH tree when checking;
15763 (copy_eh_region_1): New function.
15764 (copy_eh_region): New function.
15765 (push_reachable_handler): New function.
15766 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15767 regions without label but with live RESX.
15768 * except.h (redirect_eh_edge_to_label): New.
15769 * tree-flow.h (redirect_eh_edge): New.
15770 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15771 basic_block_def, basic_block, const_basic_block): Remove.
15772 * Makefile.in (except.o): Add dependency on tree-flow.h
15773 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15774 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15777 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15780 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15781 on the destination of memcpy.
15783 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15785 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15786 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15787 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15789 2009-04-25 Jan Hubicka <jh@suse.cz>
15791 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15792 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15793 to be reached by different label than left.
15794 (update_eh_edges): Update comment; remove edge_to_remove if possible
15795 and return true if suceeded.
15796 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15797 (cleanup_eh): Compute sharing map.
15798 * except.c (remove_eh_handler_and_replace): Add argument if we should
15800 (remove_unreachable_regions): Update for label sharing.
15801 (label_to_region_map): Likewise.
15802 (get_next_region_sharing_label): New function.
15803 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15805 (remove_eh_handler): Update.
15806 (remove_eh_region_and_replace_by_outer_of): New function.
15807 * except.h (struct eh_region): Add next_region_sharing_label.
15808 (remove_eh_region_and_replace_by_outer_of,
15809 get_next_region_sharing_label): Declare.
15810 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15812 2009-04-25 Jan Hubicka <jh@suse.cz>
15814 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15815 insert code even if they are not critical.
15817 2009-04-25 Jan Hubicka <jh@suse.cz>
15819 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15820 (gimple_can_remove_branch_p): EH edges won't remove branch by
15822 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15823 updating of non-abnormal EH edges.
15824 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15825 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15826 (split_critical_edges): Split also edges where emitting code on them
15827 will lead to splitting later.
15829 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15830 H.J. Lu <hongjiu.lu@intel.com>
15833 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15834 the configured assembler supports fildq and fistpq mnemonics.
15835 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15836 * configure: Regenerated.
15837 * config.in: Ditto.
15839 * config/i386/i386.c (print_operand): Handle 'Z'.
15840 ['z']: Remove handling of special fild/fist suffixes.
15841 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15842 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15843 suffix of fild insn.
15844 (*floatsi<mode>2_vector_mixed): Ditto.
15845 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15846 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15847 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15848 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15849 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15851 2009-04-25 Ben Elliston <bje@au.ibm.com>
15853 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15854 the source of a set operation.
15856 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15858 * target.h (struct gcc_target): Add case_values_threshold field.
15859 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15860 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15861 * targhooks.c (default_case_values_threshold): New function.
15862 * targhooks.h (default_case_values_threshold): Declare function.
15863 * stmt.c (expand_case): Use case_values_threshold target hook.
15864 * expr.h (case_values_threshold): Remove declartation.
15865 * expr.c (case_values_threshold): Remove function.
15866 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15868 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15869 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15870 (avr_case_values_threshold): Declare as static.
15871 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15873 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15874 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15875 (mn10300_case_values_threshold): New function.
15877 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15879 * ira.c (setup_cover_and_important_classes): Add enum cast.
15881 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15883 * genpreds.c (write_enum_constraint_num): Output definition of
15884 CONSTRAINT_NUM_DEFINED_P macro.
15885 * ira.c (setup_cover_and_important_classes): Use
15886 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15888 2009-04-24 DJ Delorie <dj@redhat.com>
15890 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15891 __SH2A_SINGLE_ONLY__ also.
15893 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15895 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15896 (movdf_internal): Ditto.
15897 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15898 SFmode and DFmode constants.
15899 (ia64_print_operand): Add 'G' format for printing
15900 floating point constants.
15902 2009-04-24 Richard Guenther <rguenther@suse.de>
15904 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15905 from unsigned additions.
15907 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15909 * c-typeck.c (set_init_index): Allow array designators that are
15910 not integer constant expressions with a pedwarn if pedantic.
15912 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15914 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15915 zero if no overlap in nonzero bits between the operands.
15917 2009-04-24 Ian Lance Taylor <iant@google.com>
15919 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15920 (record_dead_and_set_regs): Likewise.
15921 * df.h (struct df_mw_hardreg): Change flags field to int.
15922 (struct df_base_ref): Likewise.
15923 (struct df): Change changeable_flags field to int.
15924 * df-scan.c (df_defs_record): Change clobber_flags to int.
15925 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15926 constants rather than #define macros.
15927 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15928 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15929 (enum dwarf_calling_convention): Likewise.
15930 (enum dwarf_line_number_x_ops): Likewise.
15931 (enum dwarf_call_frame_info): Likewise.
15932 (enum dwarf_source_language): Likewise.
15933 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15934 (add_calling_convention_attribute): Likewise.
15935 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15936 (combine_comparisons): Change compcode to int. Add cast to enum type.
15937 * genrecog.c (maybe_both_true_2): Change c to int.
15938 (write_switch): Likewise. Add cast to enum type.
15939 * gimplify.c (gimplify_omp_for): Handle return values from
15940 gimplify_expr using MIN rather than bitwise or.
15941 (gimplify_expr): Add cast to enum type.
15942 * ipa-prop.c (update_jump_functions_after_inlining): Change
15943 IPA_BOTTOM to IPA_JF_UNKNOWN.
15944 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15945 Add casts to enum type.
15946 (setup_cover_and_important_classes): Change cl to int. Add casts
15948 (setup_class_translate): Change cl and mode to int.
15949 (ira_init_once): Change mode to int.
15950 (free_register_move_costs): Likewise.
15951 (setup_prohibited_mode_move_regs): Add casts to enum type.
15952 * langhooks.c (add_builtin_function_common): Rework assertion that
15953 value fits bitfield.
15954 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15955 * omega.c (omega_do_elimination): Avoid math on enum types.
15956 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15957 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15958 int local to handle integral_argment value.
15959 * regmove.c (try_auto_increment): Change PUT_MODE to
15961 * reload.c (push_secondary_reload): Add casts to enum type.
15962 (secondary_reload_class, find_valid_class): Likewise.
15963 * reload1.c (emit_input_reload_insns): Likewise.
15964 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15965 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15966 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15968 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15969 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15971 (expand_complex_libcall): Add casts to enum type.
15972 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15973 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15974 with ERROR_MARK, not NUM_TREE_CODES.
15975 (vect_create_epilog_for_reduction): Likewise.
15976 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15977 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15978 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15980 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15981 vect_unused_in_loop. Change 0 to loop_vect.
15982 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15983 * var-tracking.c (get_init_value): Change return type to enum
15985 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15986 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15988 (arm_override_options): Add casts to enum type.
15989 (arm_emit_tls_decoration): Likewise.
15990 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15992 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15993 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15994 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15996 * config/s390/s390.c (code_for_builtin_64): Change to array of
15998 (code_for_builtin_31): Likewise.
15999 (s390_expand_builtin): Change code_for_builtin to enum insn_code
16001 * config/sparc/sparc.c (sparc_override_options): Change value
16002 field in struct code_model to enum cmodel. In initializer change
16003 0 to NULL and add cast to enum type.
16005 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
16006 Change all callers. Issue a -Wc++-compat warning using
16007 lhs_origtype if necessary.
16008 (convert_for_assignment): Issue -Wc++-compat warnings about
16009 invalid conversions to enum type on assignment.
16010 * c-common.h (build_modify_expr): Update declaration.
16012 2009-04-24 Nick Clifton <nickc@redhat.com>
16014 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
16015 (function_arg_advance): Likewise.
16016 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
16019 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16021 * config/s390/constraints.md ('I', 'J'): Fix condition.
16023 2009-04-24 Diego Novillo <dnovillo@google.com>
16025 * gengtype-parse.c (parse_error): Add newline after message.
16027 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16029 * config/i386/sse.md (avxmodesuffixs): Removed.
16030 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
16031 (*avx_pinsr<ssevecsize>): This.
16033 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16035 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
16036 follow chains of regs with a single definition, and allow expressions
16037 that are function_invariant_p.
16038 (simple_rhs_p): Allow expressions that are function_invariant_p.
16040 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
16042 PR middle-end/39867
16043 * fold-const.c (fold_cond_expr_with_comparison): When folding
16044 > and >= to MAX, make sure the MAX uses the same type as the
16045 comparison's operands.
16047 2009-04-24 Nick Clifton <nickc@redhat.com>
16049 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
16050 addressing for DImode accesses.
16051 (frv_print_operand_address): Handle PLUS case.
16052 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
16054 2009-04-24 Jakub Jelinek <jakub@redhat.com>
16056 PR rtl-optimization/39794
16057 * alias.c (canon_true_dependence): Add x_addr argument.
16058 * rtl.h (canon_true_dependence): Adjust prototype.
16059 * cse.c (check_dependence): Adjust canon_true_dependence callers.
16060 * cselib.c (cselib_invalidate_mem): Likewise.
16061 * gcse.c (compute_transp): Likewise.
16062 * dse.c (scan_reads_nospill): Likewise.
16063 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
16064 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
16065 canon_base_addr of the group, plus optional offset.
16066 (struct group_info): Rename canon_base_mem to
16068 (get_group_info): Set canon_base_addr to canon_rtx of base, not
16069 canon_rtx of base_mem.
16071 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
16073 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
16074 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
16076 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16078 * config/spu/spu-builtins.h: Delete file.
16080 * config/spu/spu.h (enum spu_builtin_type): Move here from
16082 (struct spu_builtin_description): Likewise. Add GTY marker.
16083 Do not use enum spu_function_code or enum insn_code.
16084 (spu_builtins): Add extern declaration.
16086 * config/spu/spu.c: Do not include "spu-builtins.h".
16087 (enum spu_function_code, enum spu_builtin_type_index,
16088 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
16089 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
16090 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
16091 unsigned_V2DI_type_node): Move here from spu-builtins.h.
16092 (spu_builtin_types): Make static. Add GTY marker.
16093 (spu_builtins): Add extern declaration with GTY marker.
16094 Include "gt-spu.h".
16096 * config/spu/spu-c.c: Do not include "spu-builtins.h".
16097 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
16098 Check programmatically whether all parameters are scalar.
16100 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
16102 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
16104 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
16105 assignment from the constructor either if the target is volatile.
16107 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
16109 * config/arm/arm.md (insv): Do not share operands[0].
16111 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
16113 * config/vxlib-tls.c (active_tls_threads): Delete.
16114 (delete_hook_installed): New.
16115 (tls_delete_hook): Don't delete the delete hook.
16116 (tls_destructor): Delete it here.
16117 (__gthread_set_specific): Adjust installing the delete hook.
16118 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
16119 __gthread_leave_tsd_dtor_context.
16121 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
16123 * c-format.c (gcc_tdiag_char_table): Add support for %E.
16125 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
16127 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
16129 (alpha_rtx_costs): Ditto.
16130 (emit_unlikely_jump): Use add_reg_note.
16131 (emit_frame_store_1): Ditto.
16132 (alpha_expand_prologue): Ditto.
16133 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16134 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
16136 2009-04-23 Nick Clifton <nickc@redhat.com>
16138 * config/v850/v850.md (epilogue): Remove suppressed code.
16139 (return): Rename to return_simple and remove test of frame size.
16140 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
16141 to gen_return_simple.
16143 2009-04-22 Jing Yu <jingyu@google.com>
16146 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
16148 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16151 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
16152 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
16153 value is a VECTOR_CST, the element type is the element type of the
16156 2009-04-22 DJ Delorie <dj@redhat.com>
16158 * config/m32c/m32c.h: Update GTY annotations to new syntax.
16160 2009-04-22 Jakub Jelinek <jakub@redhat.com>
16162 * alias.c (find_base_term): Move around LO_SUM case, so that
16163 CONST falls through into PLUS/MINUS handling.
16166 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
16167 into 0, use omit_one_operand.
16169 2009-04-23 Ben Elliston <bje@au.ibm.com>
16171 * config/rs6000/linux-unwind.h (get_regs): Remove type
16172 puns. Change the type of `pc' to an array of unsigned ints and
16173 update all users. Constify frame24.
16175 2009-04-22 DJ Delorie <dj@redhat.com>
16177 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
16178 declarations before code.
16179 (current_function_special_page_vector): Likewise.
16180 (m32c_expand_insv): Silence a warning.
16182 2009-04-21 Taras Glek <tglek@mozilla.com>
16184 * alias.c: Update GTY annotations to new syntax.
16185 * basic-block.h: Likewise.
16186 * bitmap.h: Likewise.
16187 * c-common.h: Likewise.
16188 * c-decl.c: Likewise.
16189 * c-parser.c: Likewise.
16190 * c-pragma.c: Likewise.
16191 * c-tree.h: Likewise.
16192 * cfgloop.h: Likewise.
16193 * cgraph.h: Likewise.
16194 * config/alpha/alpha.c: Likewise.
16195 * config/arm/arm.h: Likewise.
16196 * config/avr/avr.h: Likewise.
16197 * config/bfin/bfin.c: Likewise.
16198 * config/cris/cris.c: Likewise.
16199 * config/darwin.c: Likewise.
16200 * config/frv/frv.c: Likewise.
16201 * config/i386/i386.c: Likewise.
16202 * config/i386/i386.h: Likewise.
16203 * config/i386/winnt.c: Likewise.
16204 * config/ia64/ia64.h: Likewise.
16205 * config/iq2000/iq2000.c: Likewise.
16206 * config/mips/mips.c: Likewise.
16207 * config/mmix/mmix.h: Likewise.
16208 * config/pa/pa.c: Likewise.
16209 * config/pa/pa.h: Likewise.
16210 * config/rs6000/rs6000.c: Likewise.
16211 * config/s390/s390.c: Likewise.
16212 * config/sparc/sparc.c: Likewise.
16213 * config/xtensa/xtensa.c: Likewise.
16214 * cselib.h: Likewise.
16215 * dbxout.c: Likewise.
16216 * dwarf2out.c: Likewise.
16217 * except.c: Likewise.
16218 * except.h: Likewise.
16219 * fixed-value.h: Likewise.
16220 * function.c: Likewise.
16221 * function.h: Likewise.
16222 * gimple.h: Likewise.
16223 * integrate.c: Likewise.
16224 * optabs.c: Likewise.
16225 * output.h: Likewise.
16226 * real.h: Likewise.
16228 * stringpool.c: Likewise.
16229 * tree-data-ref.c: Likewise.
16230 * tree-flow.h: Likewise.
16231 * tree-scalar-evolution.c: Likewise.
16232 * tree-ssa-address.c: Likewise.
16233 * tree-ssa-alias.h: Likewise.
16234 * tree-ssa-operands.h: Likewise.
16235 * tree.c: Likewise.
16236 * tree.h: Likewise.
16237 * varasm.c: Likewise.
16238 * varray.h: Likewise.
16240 * coretypes.h: Do not define GTY macro if it is already defined.
16241 * doc/gty.texi: Update GTY documentation to new syntax.
16242 * gengtype-lex.l: Enforce attribute-like syntax for GTY
16243 annotations on structs.
16244 * gengtype-parse.c: Likewise.
16246 2009-04-22 Mark Heffernan <meheff@google.com>
16248 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
16250 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16252 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
16255 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16257 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
16258 the same as a PLUS without a shift. Increase the cost of a
16261 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16263 * Makefile.in: Update dependencies.
16264 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
16265 * errors.h: Remove bogus comment about compatibility.
16266 (warning): Update declaration.
16267 * genautomata.c: Update all calls to warning.
16268 * gimple.c: Do not include errors.h. Include toplev.h.
16269 * tree-ssa-structalias.c: Do not include errors.h.
16270 * omega.c: Likewise.
16271 * tree-ssa-reassoc.c: Likewise.
16272 * config/spu/spu-c.c: Likewise.
16273 * config/spu/t-spu-elf: Update dependencies.
16275 2009-04-22 Richard Guenther <rguenther@suse.de>
16277 PR tree-optimization/39824
16278 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
16279 make sure the types are compatible.
16281 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16284 * c-common.c (c_parse_error): Take a token_flags parameter.
16285 Use token_type for the token type instead.
16286 Pass token_flags to cpp_type2name.
16287 * c-common.h (c_parse_error): Update declaration.
16288 * c-parser.c (c_parser_error): Pass 0 as token flags.
16290 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16292 PR rtl-optimization/39580
16293 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16295 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16297 * function.c (expand_function_end): Do not emit a jump to the "naked"
16298 return label for fall-through returns.
16299 * except.c (sjlj_emit_function_exit): Always place the call to the
16300 unregister function at the location installed by expand_function_end.
16302 2009-04-22 Richard Guenther <rguenther@suse.de>
16304 PR tree-optimization/39845
16305 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16306 (gen_inbound_check): Likewise.
16308 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16310 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16312 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16313 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16315 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16317 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16318 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16319 shift counts to avoid out-of-bounds array accesses.
16321 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16323 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16324 (Pmode): Move above.
16326 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16328 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16329 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16330 GET_CODE macro. Use IN_RANGE macro where appropriate.
16331 * config/alpha/alpha.h: Ditto.
16332 * config/alpha/alpha.md: Ditto.
16333 * config/alpha/constraints.md: Ditto.
16334 * config/alpha/predicates.md: Ditto.
16336 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16338 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16339 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16340 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16341 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16342 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16343 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16344 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16345 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16346 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16347 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16348 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16349 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16350 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16351 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16352 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16353 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16354 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16355 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16356 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16357 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16358 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16359 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16360 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16361 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16362 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16363 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16364 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16366 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16368 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16369 references from comments.
16370 * cfgbuild.c: (count_basic_blocks): Delete.
16371 (find_basic_blocks_1): Delete.
16372 (find_basic_blocks): Delete.
16373 * except.c (finish_eh_generation): Make static. Move comment from
16374 except.h here. Remove find_basic_blocks references from comments.
16375 * except.h (finish_eh_generation): Delete.
16376 * basic-block.h (find_basic_blocks): Delete.
16377 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16379 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16381 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16382 (sdbout_parms): Likewise.
16384 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16386 * config/sh/sh.c (prepare_cbranch_operands): Use
16387 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16388 (expand_cbranchdi4): Likewise.
16389 (from_compare): Add cast to enum type.
16390 (expand_cbranchsi4): Use add_reg_note.
16391 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16392 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16393 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16394 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16395 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16396 instead of CODE_FOR_nothing.
16397 (cbranchdi4): Likewise. Fix the order of arguments for
16399 (push_fpscr): Use add_reg_note.
16400 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16401 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16403 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16405 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16406 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16407 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16408 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16409 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16410 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16411 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16412 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16413 config/alpha/x-vms, config/arc/t-arc,
16414 config/arm/README-interworking, config/arm/arm-c.c,
16415 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16416 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16417 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16418 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16419 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16420 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16421 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16422 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16423 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16424 config/cris/t-elfmulti, config/crx/t-crx,
16425 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16426 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16427 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16428 config/h8300/t-h8300, config/i386/athlon.md,
16429 config/i386/darwin-libgcc.10.4.ver,
16430 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16431 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16432 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16433 config/i386/t-linux64, config/i386/t-nwld,
16434 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16435 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16436 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16437 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16438 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16439 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16440 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16441 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16442 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16443 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16444 config/m68k/t-uclinux, config/mcore/t-mcore,
16445 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16446 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16447 config/mips/crtn.asm, config/mips/irix-crti.asm,
16448 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16449 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16450 config/mips/mips-fixed.md, config/mips/sb1.md,
16451 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16452 config/mips/t-iris6, config/mips/t-isa3264,
16453 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16454 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16455 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16456 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16457 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16458 config/mn10300/t-linux, config/mn10300/t-mn10300,
16459 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16460 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16461 config/picochip/libgccExtras/clzsi2.asm,
16462 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16463 config/rs6000/darwin-libgcc.10.4.ver,
16464 config/rs6000/darwin-libgcc.10.5.ver,
16465 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16466 config/rs6000/t-aix43, config/rs6000/t-aix52,
16467 config/rs6000/t-darwin, config/rs6000/t-fprules,
16468 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16469 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16470 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16471 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16472 config/rs6000/t-rtems, config/rs6000/t-spe,
16473 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16474 config/score/t-score-elf, config/sh/divcost-analysis,
16475 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16476 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16477 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16478 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16479 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16480 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16481 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16482 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16483 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16484 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16485 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16486 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16487 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16488 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16489 * config/h8300/genmova.sh: Include copyright and license notices
16490 in generated output.
16491 * config/h8300/mova.md: Regenerate.
16492 * doc/install.texi2html: Include word "Copyright" in copyright
16493 notice and use name "Free Software Foundation, Inc.".
16494 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16495 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16496 ChangeLog-2007, ChangeLog-2008: Correct dates.
16498 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16500 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16501 NE_EXPR operations as well.
16502 * c-parser.c (c_parser_condition): Do not set location information on
16504 (c_parser_conditional_expression): Likewise.
16505 (c_parser_binary_expression): Set location information on operators.
16506 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16507 TRUTH_NOT_EXPR has been folded.
16508 * fold-const.c (fold_truth_not_expr): Copy location information from
16509 the incoming expression to the outgoing one.
16510 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16511 recursive calls on the LHS of the operator but pass that of the
16512 operator to recursive calls on the RHS of the operator. Set it
16514 (shortcut_cond_expr): Set the locus of the operator on the second
16515 COND_EXPR and that of the expression on the first in degenerate cases.
16516 Pass the locus of the expression to calls to shortcut_cond_r.
16517 Set the locus of the 'then' block on the associated jump, if any.
16518 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16519 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16520 expression to call to gimplify_boolean_expr.
16522 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16524 * config.gcc: Add additional configuration for
16525 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16526 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16527 (CPP_SPEC): Redefine for allowing -municode option.
16528 (STARTFILE_SPEC): Likewise.
16529 * config/i386/t-mingw-w64: New.
16530 * config/i386/mingw-w64.opt: New.
16531 (municode): Add new target option.
16532 * doc/invoke.texi (municode): Add documentation for new option.
16534 2009-04-21 Ian Lance Taylor <iant@google.com>
16536 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16537 Correct test for number of arguments.
16538 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16540 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16542 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16543 argument of emit_library_call.
16545 2009-04-21 Richard Guenther <rguenther@suse.de>
16547 PR middle-end/39829
16548 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16549 inside VIEW_CONVERT_EXPRs.
16551 2009-04-21 Martin Jambor <mjambor@suse.cz>
16553 * tree-switch-conversion.c (build_constructors): Split a long line.
16554 (constructor_contains_same_values_p): New function.
16555 (build_one_array): Create assigns of constants if possible, do not
16556 call mark_sym_for_renaming, call update_stmt.
16557 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16558 make_rename_temp. Do not call mark_symbols_for_renaming, call
16560 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16561 find_new_referenced_vars, call update_stmt.
16562 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16563 instead of calling make_rename_temp. Do not call
16564 find_new_referenced_vars or mark_symbols_for_renaming, call
16567 2009-04-21 Richard Guenther <rguenther@suse.de>
16569 PR tree-optimization/39827
16570 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16571 (tree_ssa_phiprop): Pass the correct array size.
16573 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16575 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16577 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16580 * c-typeck.c (lvalue_p): Move declaration ...
16581 * c-common.h (lvalue_p): ... to here.
16582 * c-common.c (candidate_equal_p): New.
16583 (add_tlist): Use it.
16584 (merge_tlist): Use it.
16585 (warn_for_collisions_1): Likewise.
16586 (warning_candidate_p): Accept more candidates.
16587 (verify_tree): A warning candidate can be an expression. Use
16590 2009-04-21 Ben Elliston <bje@au.ibm.com>
16593 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16594 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16595 options. Remove -mcall-solaris documentation.
16597 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16600 * doc/invoke.texi (-Wlong-long): Update description.
16601 * c-lex (interpret_integer): Only warn if there was no previous
16602 overflow and -Wlong-long is enabled.
16603 * c-decl.c (declspecs_add_type): Drop redundant flags.
16604 * c.opt (Wlong-long): Init to -1.
16605 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16606 and front-end warn_long_long. Wlong-long only depends on other
16607 flags if it is uninitialized.
16608 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16609 the same for CPP and FE.
16610 (restore_extension_diagnostics): Likewise.
16612 2009-04-20 Ian Lance Taylor <iant@google.com>
16614 Fix enum conversions which are invalid in C++:
16615 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16616 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16617 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16618 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16619 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16620 (dbxout_parms): Likewise.
16621 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16622 (df_clear_flags): Likewise.
16623 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16624 top_flag parameter to int.
16625 (df_chain_create_bb_process_use): Likewise.
16626 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16628 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16629 (df_ref_create_structure, df_def_record_1): Likewise.
16630 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16631 (df_notes_rescan): Change 0 to VOIDmode in function call.
16632 (df_get_call_refs, df_insn_refs_collect): Likewise.
16633 (df_bb_regs_collect): Likewise.
16634 (df_entry_block_defs_collect): Likewise.
16635 (df_exit_block_uses_collect): Likewise.
16636 * df.h: Update declarations.
16637 * double-int.c (double_int_divmod): Add cast to enum type.
16638 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16639 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16640 (based_loc_descr): Likewise.
16641 (loc_descriptor_from_tree_1): Change first_op and second_op to
16642 enum dwarf_location_atom. Add cast to enum type.
16643 * expmed.c (init_expmed): Change 0 to SET in function call.
16644 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16645 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16646 (do_store_flag): Likewise.
16647 * fixed-value.h (struct fixed_value): Change mode to enum
16649 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16650 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16652 (insert_insn_decl, insert_decl, insert_state): Likewise.
16653 (automata_list_finish): Likewise.
16654 * genrecog.c (process_define_predicate): Add cast to enum type.
16655 * gensupport.c (init_predicate_table): Add cast to enum type.
16656 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16658 (gimple_build_call_1, gimple_build_label): Likewise.
16659 (gimple_build_goto, gimple_build_asm_1): Likewise.
16660 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16661 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16662 (enum fallback): Rename from enum fallback_t.
16663 (fallback_t): Typedef as int.
16664 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16665 GSI_SAME_STMT in function call.
16666 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16668 (setup_reg_class_relations): Likewise.
16669 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16670 (setup_prohibited_class_mode_regs): Add cast to enum type.
16671 (setup_prohibited_mode_move_regs): Likewise.
16672 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16673 (record_address_regs): Change i to enum reg_class.
16674 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16675 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16676 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16677 (GET_MODE_2XWIDER_MODE): Likewise.
16678 (GET_CLASS_NARROWEST_MODE): Likewise.
16679 * omp-low.c (expand_omp_for): Add cast to enum type.
16680 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16681 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16682 * postreload.c (reload_cse_simplify_operands): Change rclass local
16684 * predict.c (combine_predictions_for_insn): Change best_predictor
16685 and predictor to enum br_predictor.
16686 (combine_predictions_for_bb): Likewise.
16687 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16688 use SET_PREDICT_EXPR_OUTCOME.
16689 * real.c (real_arithmetic): Change icode to code in function call.
16690 * reginfo.c (init_move_cost): Add casts to enum type.
16691 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16692 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16694 * reload.c (find_valid_class): Add casts to enum type.
16695 (push_reload): Change 0 to NO_REGS in function call.
16696 (find_reloads): Change this_alternative to array of enum
16697 reg_class. Remove some now-unnecessary casts.
16698 (make_memloc): Change 0 to VOIDmode in function call.
16699 * reload1.c (reload): Change 0 to VOIDmode in function call.
16700 (eliminate_regs_1, elimination_effects): Likewise.
16701 (eliminate_regs_in_insn): Likewise.
16702 (emit_input_reload_insns): Add cast to enum type.
16703 (delete_output_reload): Change 0 to VOIDmode in function call.
16704 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16705 to enum type in function call.
16706 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16707 (SET_PREDICT_EXPR_OUTCOME): Define.
16708 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16709 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16710 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16711 (dump_function): Likewise.
16712 * tree-dump.h: Update declarations.
16713 * tree-pass.h: Update declarations.
16714 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16715 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16717 (arm_rtx_costs_1): Correct parenthesization.
16718 (arm_rtx_costs): Add casts to enum type.
16719 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16720 (vfp_emit_fstmd): Use add_rg_note.
16721 (emit_multi_reg_push, emit_sfm): Likewise.
16722 (thumb_set_frame_pointer): Likewise.
16723 (arm_expand_prologue): Likewise.
16724 (arm_regno_class): Change return type to enum reg_class.
16725 (thumb1_expand_prologue): Use add_reg_note.
16726 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16727 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16729 * config/arm/gentune.sh: Add cast to enum type.
16730 * config/arm/arm-tune.md: Rebuild.
16731 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16732 (ix86_split_fp_branch, predict_jump): Likewise.
16733 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16734 insn_code to enum rtx_code.
16735 (ix86_builtin_vectorized_function): Add cast to enum type.
16736 * config/i386/i386.md (truncdfsf2): Change slot to enum
16738 (truncxf<mode>2, isinf<mode>2): Likewise.
16739 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16741 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16742 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16743 (insert_bundle_state): Change 1 to INSERT in function call.
16744 (ia64_add_bundle_selector_before): Likewise.
16745 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16746 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16747 (restore_stack_nonlocal): Likewise.
16748 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16750 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16752 (mips_rtx_costs): Likewise.
16753 (mips_override_options): Add casts to enum type.
16754 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16756 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16757 (store_reg, set_reg_plus_d): Likewise.
16758 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16759 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16761 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16763 (emit_unlikely_jump): Use add_reg_note.
16764 (rs6000_emit_allocate_stack): Likewise.
16765 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16766 (output_toc): Change 1 to INSERT in function call.
16767 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16768 (rs6000_initialize_trampoline): Likewise.
16769 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16771 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16772 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16773 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16774 (save_gprs): Use add_reg_note.
16775 (s390_emit_prologue): Likewise.
16776 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16777 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16778 (sparc_fold_builtin): Add cast to enum type.
16779 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16781 (spu_expand_prologue): Use add_reg_note.
16782 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16784 2009-04-20 Ian Lance Taylor <iant@google.com>
16786 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16787 (c_parser_postfix_expression_after_primary): Get VEC for list of
16788 arguments. Get original types of arguments. Call
16789 build_function_call_vec.
16790 (cached_expr_list_1, cached_expr_list_2): New static variables.
16791 (c_parser_expr_list): Change return type to VEC *. Add
16792 p_orig_types parameter. Change all callers.
16793 (c_parser_release_expr): New static function.
16794 (c_parser_vec_to_tree_list): New static function.
16795 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16796 call build_function_call_vec.
16797 (build_function_call_vec): New function, based on old
16798 build_function_call.
16799 (convert_arguments): Remove nargs and argarray parameters. Change
16800 values to a VEC. Add origtypes parameter.
16801 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16802 (convert_for_assignment): Add origtype parameter. Change all
16803 callers. If warn_cxx_compat, check for conversion to an enum
16804 type when calling a function.
16805 (store_init_value): Add origtype parameter. Change all callers.
16806 (digest_init): Likewise.
16807 (struct init_node): Add origtype field.
16808 (add_pending_init): Add origtype parameter. Change all callers.
16809 (output_init_element): Likewise.
16810 (output_pending_init_elements): Pass origtype from init_node to
16811 output_init_element.
16812 (process_init_element): Pass origtype from c_expr to
16813 output_init_element.
16814 (c_finish_return): Add origtype parameter. Change all callers.
16815 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16817 (sync_resolve_params): Likewise.
16818 (sync_resolve_return): Change params to first_param. Change caller.
16819 (resolve_overloaded_builtins): Change params to VEC *. Change
16820 callers. Save first parameter around call to build_function_call_vec.
16821 * c-decl.c (finish_decl): Add origtype parameter. Change all
16822 callers. Call build_function_call_vec rather than
16823 build_function_call for cleanup.
16824 * c-tree.h: Update declarations.
16825 * c-common.h: Update declarations.
16826 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16827 params to first_param.
16828 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16829 params parameter from tree to void *.
16830 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16831 Change arglist parameter to have type void *, and to be a pointer
16833 * config/rs6000/rs6000-protos.h
16834 (altivec_resolve_overloaded_builtin): Update declaration.
16835 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16836 fnargs parameter to have type void *, and to be a pointer to a
16837 VEC. Call build_function_call_vec instead of
16838 build_function_call.
16839 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16841 2009-04-20 Joey Ye <joey.ye@intel.com>
16842 Xuepeng Guo <xuepeng.guo@intel.com>
16843 H.J. Lu <hongjiu.lu@intel.com>
16845 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16847 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16848 (IX86_LEA_PRIORITY): Likewise.
16849 (distance_non_agu_define): New function.
16850 (distance_agu_use): Likewise.
16851 (ix86_lea_for_add_ok): Likewise.
16852 (ix86_dep_by_shift_count): Likewise.
16854 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16855 should split for LEA.
16857 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16859 (ix86_dep_by_shift_count): Likewise.
16861 2009-04-20 Richard Guenther <rguenther@suse.de>
16863 * expr.c (handled_component_p): Move ...
16864 * tree.h (handled_component_p): ... here.
16865 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16866 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16867 and REALPART_EXPR to be in one group.
16869 2009-04-20 Richard Guenther <rguenther@suse.de>
16871 * basic-block.h (get_all_dominated_blocks): Declare.
16872 * dominance.c (get_all_dominated_blocks): New function.
16873 * tree-cfg.c (get_all_dominated_blocks): Remove.
16874 (remove_edge_and_dominated_blocks): Adjust.
16875 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16876 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16877 instead of recursing.
16879 2009-04-20 Doug Kwan <dougkwan@google.com>
16881 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16882 (struct cgraph_node_set_def): New type.
16883 (cgraph_node_set) New type. Also declare vector functions.
16884 (struct cgraph_node_set_element_def): New type.
16885 (cgraph_node_set_element): Ditto.
16886 (cgraph_node_set_iterator): New iterator type.
16887 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16888 cgraph_node_set_remove, dump_cgraph_node_set,
16889 debug_cgraph_node_set): New prototypes.
16890 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16891 cgraph_node_set_size): New inlines.
16892 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16893 including cgraph.h.
16894 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16895 argument to function 'write_summary'.
16896 * ipa.c: Include ggc.h.
16897 (hash_cgraph_node_set_element,
16898 eq_cgraph_node_set_element, cgraph_node_set_new,
16899 cgraph_node_set_add, cgraph_node_set_remove,
16900 cgraph_node_set_find, dump_cgraph_node_set,
16901 debug_cgraph_node_set): New functions.
16902 * Makefile.in (ipa.o): Add dependency on GGC_H.
16904 2009-04-20 Ira Rosen <irar@il.ibm.com>
16906 PR tree-optimization/39675
16907 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16908 check of the return code of vect_schedule_slp. Check that
16909 stmt_vec_info still exists for the statement, before checking its
16910 vectorization type.
16912 2009-04-20 Michael Matz <matz@suse.de>
16914 * Makefile.in (generated_files): Take out $(simple_generated_c).
16916 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16918 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16919 (UINTPTR_TYPE): Likewise.
16921 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16924 * c-typeck.c (digest_init): Check for initializing an array with a
16927 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16930 * c-semantics.c (pop_stmt_list): Propagate
16931 STATEMENT_LIST_HAS_LABEL to parent statement list.
16933 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16935 * config/mips/mips.h (mips_tune_attr): New macro.
16936 * config/mips/mips.md (cpu): Use it.
16938 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16941 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16944 2009-04-19 Diego Novillo <dnovillo@google.com>
16946 * toplev.c (compile_file): Move call to coverage_finish ...
16947 * cgraphunit.c (ipa_passes): ... here.
16948 Call cgraph_process_new_functions.
16949 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16950 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16952 2009-04-19 Jan Hubicka <jh@suse.cz>
16954 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16956 (dump_cgraph_node): Dump can throw external flag.
16957 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16959 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16963 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16964 * common.opt (Wlogical-op): Move from here...
16965 * c.opt (Wlogical-op): ... to here.
16966 * c-typeck.c (parser_build_binary_op): Update call to
16967 warn_logical_operator.
16968 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16970 * c-common.c (warn_logical_op): Update.
16971 * c-common.h (warn_logical_op): Update declaration.
16973 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16975 * tree.c (protected_set_expr_location): Fix formatting.
16977 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16980 * c-typeck.c (readonly_warning): new.
16981 (build_unary_op, build_modify_expr): Use readonly_warning for
16982 storing into something readonly but not const-qualified.
16984 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16987 * c-typeck.c (build_unary_op): Check for taking address of
16988 expression of type void.
16990 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16993 * c-typeck.c (build_function_call): Check for calling a function
16994 with qualified void return types. Call require_complete_type when
16997 2009-04-18 Jan Hubicka <jh@suse.cz>
16999 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
17001 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
17002 can_throw_external flag.
17003 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
17004 * ipa-pure-const.c (ignore_edge): New function.
17005 (propagate): Compute order for NOTHROW computation; set NOTHROWs
17006 only over can_throw_external edges.
17007 (local_pure_const): Add nothrow flag.
17008 * ipa-utils.c (searchc): Add ignore_edge callback.
17009 (ipa_utils_reduced_inorder): Add ignore_edge callback.
17010 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
17011 (set_nothrow_function_flags): Update cgraph.
17012 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
17014 2009-04-18 Richard Guenther <rguenther@suse.de>
17016 PR middle-end/39804
17017 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
17018 (fold_stmt): ... this and ...
17019 (fold_stmt_inplace): ... this.
17020 (fold_stmt_1): Fold references in calls and asms.
17021 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
17023 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17025 * tree-vrp.c (ssa_name_nonzero_p): Remove.
17026 * tree.h: Remove the prototype for ssa_name_nonzero_p.
17028 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17030 * tree.c (function_args_count): Remove.
17031 * tree.h: Remove the prototype for function_args_count.
17033 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17035 * tree-iterator.c (expr_only): Remove.
17036 * tree.h: Remove the prototype for expr_only.
17038 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17040 * reginfo.c (cannot_change_mode_set_regs): Remove.
17041 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
17043 2009-04-08 Anatoly Sokolov <aesok@post.ru>
17045 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
17046 whether operands 0 and 1 overlaps.
17048 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
17050 PR middle-end/36902
17051 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
17052 pointer. Use warning_at instead of warning.
17053 (search_for_addr_array): Likewise.
17054 (check_array_bounds): Likewise.
17055 (check_all_array_refs): Check that the incoming edge is not in the
17056 list of edges to be removed.
17057 (check_all_array_refs): Avoid the temporal pointer.
17058 (vrp_visit_cond_stmt): Fix typo.
17059 (simplify_switch_using_ranges): Handle the case where the switch
17060 index is an integer constant.
17062 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
17064 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
17066 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17068 * doc/extend.texi, doc/invoke.texi: Fix typos.
17070 2009-04-17 Cary Coutant <ccoutant@google.com>
17072 * tree-flow-inline.h (get_lineno): Fix inverted test.
17074 2009-04-17 Diego Novillo <dnovillo@google.com>
17076 * tree-ssa-pre.c (create_expression_by_pieces): Remove
17077 assertion for AVAIL_OUT.
17079 2009-04-17 Mike Frysinger <vapier@gentoo.org>
17082 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
17083 * config/sh/linux-atomic.asm: Likewise.
17085 2009-04-17 Diego Novillo <dnovillo@google.com>
17087 * except.c (debug_eh_tree): New.
17088 (struct eh_region, struct eh_status): Move ...
17089 * except.h: ... here.
17090 (add_type_for_runtime): Declare extern.
17091 (lookup_type_for_runtime): Likewise.
17092 (debug_eh_tree): Declare.
17093 * Makefile.in (GTFILES): List except.h before except.c
17095 2009-04-17 Diego Novillo <dnovillo@google.com>
17097 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
17098 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17099 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
17100 (find_vars_r): ... here.
17101 * tree-flow.h (find_referenced_vars_in): Declare.
17102 * tree-ssa-pre.c (create_expression_by_pieces): Assert
17103 that AVAIL_OUT exists for BLOCK.
17104 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
17105 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
17106 (tree-parloops.o): Likewise.
17108 2009-04-17 Simon Baldwin <simonb@google.com>
17110 * toplev.c (default_tree_printer): Add handling for %E format.
17112 2009-04-17 Diego Novillo <dnovillo@google.com>
17114 * tree-pretty-print.c (dump_generic_node): Add break after
17115 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
17116 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
17117 FUNCTION_TYPE together. Call print_struct_decl when printing
17118 structures and TDF_SLIM is not given.
17119 (print_struct_decl): Fix logic for detecting recursion.
17121 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17124 * gcc.c (create_at_file): New.
17125 (compile_input_file_p): New.
17126 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
17127 * main.c (main): Update call to toplev_main.
17128 * toplev.c (toplev_main): Change signature. Call expandargv.
17129 * toplev.h (toplev_main): Change signature.
17131 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17133 * dwarf2out.c (field_byte_offset): Use the type size as the field size
17134 if the latter is not constant.
17136 2009-04-17 David Edelsohn <edelsohn@gnu.org>
17138 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
17140 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17142 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
17143 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
17145 2009-04-17 Richard Guenther <rguenther@suse.de>
17147 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17148 Handle component references view-converting an invariant address.
17150 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
17152 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
17153 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
17154 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
17155 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
17156 Use @deftypevr rather than @deftypevar.
17158 2009-04-17 Richard Guenther <rguenther@suse.de>
17160 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
17161 (get_prop_source_stmt): Likewise.
17162 (can_propagate_from): Likewise.
17164 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
17166 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
17167 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
17168 (--with-multilib-list): Add default value.
17169 * configure: Regenerate.
17170 * Makefile.in (TM_ENDIAN_CONFIG): Define.
17171 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
17172 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
17173 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
17174 Don't add default cpu to multilib list unnecessarily, but do enable
17175 the relevant compiler option..
17176 Add support for --with-multilib-list=<blank> and
17177 --with-multilib-list=!<somelib> to supress unwanted multilibs.
17178 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
17179 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
17180 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
17181 TM_MULTILIB_CONFIG.
17182 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
17183 (MULTILIB_OSDIRNAMES): New variable.
17184 * config/sh/t-1e: Delete file.
17185 * config/sh/t-mlib-sh1: Delete file.
17186 * config/sh/t-mlib-sh2: Delete file.
17187 * config/sh/t-mlib-sh2a: Delete file.
17188 * config/sh/t-mlib-sh2a-nofpu: Delete file.
17189 * config/sh/t-mlib-sh2a-single: Delete file.
17190 * config/sh/t-mlib-sh2a-single-only: Delete file.
17191 * config/sh/t-mlib-sh2e: Delete file.
17192 * config/sh/t-mlib-sh3e: Delete file.
17193 * config/sh/t-mlib-sh4: Delete file.
17194 * config/sh/t-mlib-sh4-nofpu: Delete file.
17195 * config/sh/t-mlib-sh4-single: Delete file.
17196 * config/sh/t-mlib-sh4-single-only: Delete file.
17197 * config/sh/t-mlib-sh4a: Delete file.
17198 * config/sh/t-mlib-sh4a-nofpu: Delete file.
17199 * config/sh/t-mlib-sh4a-single: Delete file.
17200 * config/sh/t-mlib-sh4a-single-only: Delete file.
17201 * config/sh/t-mlib-sh4al: Delete file.
17202 * config/sh/t-mlib-sh5-32media: Delete file.
17203 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
17204 * config/sh/t-mlib-sh5-64media: Delete file.
17205 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
17206 * config/sh/t-mlib-sh5-compact: Delete file.
17207 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
17208 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
17209 * doc/install.texi (Options specification): Add
17210 --with-multilib-list and --with-endian.
17212 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17214 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
17216 (OBJS-common): Add plugin-version.o.
17217 (plugin-version.o): New.
17218 * gcc-plugin.h (plugin_gcc_version): New.
17219 (plugin_default_version_check): New.
17220 (plugin_init_func, plugin_init): Add version argument.
17221 * plugin-version.c: New.
17222 * plugin.c (str_plugin_gcc_version_name): New.
17223 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
17224 pass it to the init function.
17225 (plugin_default_version_check): New.
17227 2009-04-17 Richard Guenther <rguenther@suse.de>
17229 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
17230 for decl-vs-decl disambiguation.
17232 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
17234 * config/s390/s390.h (s390_tune_attr): New macro definition.
17235 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
17237 2009-04-17 Richard Guenther <rguenther@suse.de>
17239 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
17240 (fold_stmt_r): Likewise.
17241 (maybe_fold_reference): New function.
17242 (fold_gimple_assign): Handle cases fold_stmt_r did.
17243 (fold_stmt): Do not use fold_stmt_r.
17244 (fold_stmt_inplace): Likewise.
17246 2009-04-17 Richard Guenther <rguenther@suse.de>
17248 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
17249 (record_equivalences_from_stmt): Remove useless checks and
17251 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
17252 the type is already suitable.
17254 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
17256 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
17258 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
17260 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
17261 (CMPtype): Define as __gcc_CMPtype.
17263 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
17265 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
17266 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
17268 2009-04-17 Richard Guenther <rguenther@suse.de>
17270 PR tree-optimization/39746
17271 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
17272 special-casing for builtins and static variable use/def.
17273 (call_may_clobber_ref_p_1): Likewise.
17275 2009-04-16 Ian Lance Taylor <iant@google.com>
17277 * df.h: Include "timevar.h".
17278 (struct df_problem): Change tv_id field to timevar_id_t.
17279 * tree-pass.h: Include "timevar.h".
17280 (struct opt_pass): Change tv_id field to timevar_id_t.
17281 * timevar.h (timevar_id_t): Define TV_NONE.
17282 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
17283 TV_NONE rather than tv_id != 0.
17284 (execute_one_pass): Likewise.
17285 * Makefile.in (DF_H): Add $(TIMEVAR_H).
17286 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
17287 dependencies to $(TREE_PASS_H).
17288 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
17290 (pass_branch_target_load_optimize2): Likewise.
17291 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17292 (pass_outof_cfg_layout_mode): Likewise.
17293 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17294 (pass_rebuild_cgraph_edges): Likewise.
17295 (pass_remove_cgraph_callee_edges): Likewise.
17296 * df-core.c (pass_df_initialize_opt): Likewise.
17297 (pass_df_initialize_no_opt): Likewise.
17298 (pass_df_finish): Likewise.
17299 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17300 * except.c (pass_set_nothrow_function_flags): Likewise.
17301 (pass_convert_to_eh_region_ranges): Likewise.
17302 * final.c (pass_compute_alignments): Likewise.
17303 * function.c (pass_instantiate_virtual_regs): Likewise.
17304 (pass_init_function): Likewise.
17305 (pass_leaf_regs): Likewise.
17306 (pass_match_asm_constraints): Likewise.
17307 * gimple-low.c (pass_lower_cf): Likewise.
17308 (pass_mark_used_blocks): Likewise.
17309 * init-regs.c (pass_initialize_regs): Likewise.
17310 * integrate.c (pass_initial_value_sets): Likewise.
17311 * ira.c (pass_ira): Likewise.
17312 * jump.c (pass_cleanup_barriers): Likewise.
17313 * omp-low.c (pass_expand_omp): Likewise.
17314 (pass_lower_omp): Likewise.
17315 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17316 * recog.c (pass_split_all_insns): Likewise.
17317 (pass_split_after_reload): Likewise.
17318 (pass_split_before_regstack): Likewise.
17319 (pass_split_before_sched2): Likewise.
17320 (pass_split_for_shorten_branches): Likewise.
17321 * reginfo.c (pass_reginfo_init): Likewise.
17322 (pass_subregs_of_mode_init): Likewise.
17323 (pass_subregs_of_mode_finish): Likewise.
17324 * passes.c (pass_postreload): Likewise.
17325 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17326 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17327 (pass_warn_function_return): Likewise.
17328 (pass_warn_function_noreturn): Likewise.
17329 * tree-complex.c (pass_lower_complex): Likewise.
17330 (pass_lower_complex_O0): Likewise.
17331 * tree-if-conv.c (pass_if_conversion): Likewise.
17332 * tree-into-ssa.c (pass_build_ssa): Likewise.
17333 * tree-mudflap.c (pass_mudflap_1): Likewise.
17334 (pass_mudflap_2): Likewise.
17335 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17336 (pass_mudflap_2): Likewise.
17337 * tree-nrv.c (pass_return_slot): Likewise.
17338 * tree-object-size.c (pass_object_sizes): Likewise.
17339 * tree-optimize.c (pass_all_optimizations): Likewise.
17340 (pass_early_local_passes): Likewise.
17341 (pass_all_early_optimizations): Likewise.
17342 (pass_cleanup_cfg): Likewise.
17343 (pass_cleanup_cfg_post_optimizing): Likewise.
17344 (pass_free_datastructures): Likewise.
17345 (pass_free_cfg_annotations): Likewise.
17346 (pass_fixup_cfg): Likewise.
17347 (pass_init_datastructures): Likewise.
17348 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17349 (pass_late_warn_uninitialized): Likewise.
17350 (pass_update_address_taken): Likewise.
17351 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17352 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17353 (pass_cse_sincos): Likewise.
17354 (pass_convert_to_rsqrt): Likewise.
17355 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17356 * tree-stdarg.c (pass_stdarg): Likewise.
17357 * tree-tailcall.c (pass_tail_recursion): Likewise.
17358 (pass_tail_calls): Likewise.
17359 * tree-vect-generic.c (pass_lower_vector): Likewise.
17360 (pass_lower_vector_ssa): Likewise.
17361 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17363 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17365 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17367 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17369 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17370 logical and signext.
17372 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17375 * config/sh/predicates.md (arith_operand): Check if the operand
17376 of TRUNCATE is a REG.
17378 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17380 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17381 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17383 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17385 * tree-iterator.c (tsi_split_statement_list_after,
17386 tsi_split_statement_list_before): Remove.
17387 * tree-iterator.h: Remove the prototypes for
17388 tsi_split_statement_list_after and tsi_split_statement_list_before.
17390 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17392 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17393 * tree-ssa-propagate.h: Remove the prototype for
17394 stmt_makes_single_load.
17396 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17398 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17399 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17401 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17403 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17405 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17407 * except.c (eh_region_outer_p): Remove.
17408 * except.h: Remove the prototype for eh_region_outer_p.
17410 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17412 * function.c (current_function_assembler_name): Remove.
17413 * function.h: Remove the prototype for
17414 current_function_assembler_name.
17416 2009-04-16 Ian Lance Taylor <iant@google.com>
17418 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17419 (add_reg_note): Call alloc_reg_note.
17420 * rtl.h (alloc_reg_note): Declare.
17421 * combine.c (try_combine): Use alloc_reg_note.
17422 (recog_for_combine, move_deaths): Likewise.
17423 (distribute_notes): Use alloc_reg_note and add_reg_note.
17424 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17425 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17426 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17428 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17430 PR rtl-optimization/39762
17431 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17432 ira_may_move_out_cost): Add comments about way of their usage.
17433 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17435 * ira-conflicts.c (process_regs_for_copy): Use function
17436 ira_get_register_move_cost instead of global
17437 ira_register_move_cost.
17439 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17440 color_pass, move_spill_restore, update_curr_costs): Ditto.
17442 * ira-lives.c (process_single_reg_class_operands): Ditto.
17444 * ira-emit.c (emit_move_list): Ditto.
17446 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17447 (record_reg_classes): Ditto. Use functions
17448 ira_get_register_move_cost and ira_get_may_move_cost instead of
17449 global vars ira_register_move_cost, ira_may_move_out_cost and
17450 ira_may_move_in_cost.
17451 (record_address_regs): Don't call ira_init_register_move_cost.
17452 Use function ira_get_may_move_cost instead of global
17453 ira_may_move_in_cost.
17454 (process_bb_node_for_hard_reg_moves): Use function
17455 ira_get_register_move_cost instead of global ira_register_move_cost.
17456 (ira_costs): Don't call ira_init_register_move_cost.
17458 2009-04-16 Richard Guenther <rguenther@suse.de>
17460 * tree-cfg.c (verify_gimple_assign_binary):
17461 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17462 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17463 (create_general_new_stmt): Note that this function is broken.
17465 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17467 * common.opt (fhelp): Add Var(help_flag).
17468 * gcc-plugin.h (plugin_info): Add help.
17469 * plugin.c (plugin_name_args): Add help.
17470 (register_plugin_info): Set plugin->help.
17471 (print_help_one_plugin): New.
17472 (print_plugins_help): New.
17473 * plugin.h (print_plugins_help): New.
17474 * toplev.c (toplev_main): Call print_plugins_help if needed.
17476 2009-04-16 Richard Guenther <rguenther@suse.de>
17478 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17479 (gimple_ior_addresses_taken_1): New function.
17480 (gimple_ior_addresses_taken): Likewise.
17481 * gimple.h (struct gimple_statement_with_ops_base): Remove
17482 addresses_taken member.
17483 (gimple_ior_addresses_taken): Declare.
17484 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17485 gimple_set_addresses_taken): Remove.
17486 * ipa-reference.c (mark_address): New function.
17487 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17488 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17489 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17490 (gimple_add_to_addresses_taken): Remove.
17491 (get_tmr_operands): Call mark_address_taken.
17492 (get_asm_expr_operands): Likewise.
17493 (get_expr_operands): Likewise.
17494 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17495 (free_stmt_operands): Do not free it.
17496 * tree-ssa.c (delete_tree_ssa): Likewise.
17497 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17499 2009-04-16 Richard Guenther <rguenther@suse.de>
17501 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17502 (walk_stmt_load_store_ops): Likewise.
17503 * gimple.c (get_base_loadstore): New function.
17504 (walk_stmt_load_store_addr_ops): Likewise.
17505 (walk_stmt_load_store_ops): Likewise.
17506 * ipa-pure-const.c (check_op): Simplify.
17507 (check_load, check_store): New functions.
17508 (check_stmt): Use walk_stmt_load_store_ops.
17509 * ipa-reference.c (mark_load): Adjust signature.
17510 (mark_store): Likewise.
17511 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17513 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17515 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17516 (plugin_info): New.
17517 * opts.c (common_handle_option): Don't call print_version.
17518 * plugin.c (plugin_name_args): Add version.
17519 (register_plugin_info): New.
17520 (register_callback): Handle PLUGIN_INFO.
17521 (try_init_one_plugin): New.
17522 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17524 (finalize_one_plugin): New.
17525 (finalize_plugins): New.
17526 (print_one_plugin): New.
17527 (print_plugins_versions): New.
17528 * plugin.h (print_plugins_versions): New.
17529 (finalize_plugins): New.
17530 * toplev.c (compile_file): Don't call initialize_plugins.
17531 (print_version): Call print_plugins_versions.
17532 (toplev_main): Call initialize_plugins. Print version if needed.
17533 Call finalize_plugins.
17535 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17537 * common.opt (fversion): New.
17538 * gcc.c (print_version): New.
17539 (process_command): Don't print the version. Just set print_version.
17540 (main): Print version. Call subprocesses if print_version and
17541 verbose_flag are set.
17542 * opts.c (common_handle_option): Handle OPT_fversion.
17544 2009-04-16 Richard Guenther <rguenther@suse.de>
17545 Ira Rosen <irar@il.ibm.com>
17547 PR tree-optimization/39698
17548 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17549 type of the reduction variable. Only generate the def if
17552 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17553 make sure to first convert to an integer of the same precision.
17554 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17555 the type of the evolution correctly in computing the new
17556 induction variable base.
17558 2009-04-16 Richard Guenther <rguenther@suse.de>
17560 PR middle-end/39625
17561 * tree-cfg.c (make_blocks): Split statements with to-be
17562 abnormal SSA names on the lhs.
17564 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17566 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17567 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17568 * c-typeck.c (really_start_incremental_init): Likewise.
17569 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17570 (TARGET_INITIALIZER): Remove it.
17571 * target.h (struct target): Remove vector_opaque_p.
17572 * tree.c (build_opaque_vector_type): New.
17573 * tree.h (TYPE_VECTOR_OPAQUE): New.
17574 (build_opaque_vector_type): Declare.
17575 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17576 * config/rs6000/rs6000.c (build_opaque_vector_type,
17577 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17578 (rs6000_init_builtins): Use build_opaque_vector_type for
17579 opaque_V4SI_type_node.
17581 2009-04-15 Catherine Moore <clm@codesourcery.com>
17583 * debug.h (set_name): Declare.
17584 * dwarf2out.c (dwarf2out_set_name): Declare.
17585 (dwarf2_debug_hooks): Add set_name.
17586 (find_AT_string): New.
17587 (add_AT_string): Call find_AT_string.
17588 (dwarf2out_set_name): New.
17589 * cp/decl.c (grokdeclarator): Call set_name.
17590 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17591 * debug.c (do_nothing_debug_hooks): Likewise.
17592 * dbxout.c (dbx_debug_hooks): Likewise.
17593 * sdbout.c (sdb_debug_hooks): Likewise.
17595 2009-04-15 Michael Eager <eager@eagercon.com>
17597 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17598 reg for single-precision FPU.
17599 * config/rs6000/rs6000.md (movsi_internal1): Only for
17600 !TARGET_SINGLE_FPU.
17601 (movsi_internal1_single): New. Add pattern to move SI values to/from
17602 single-precision FP regs.
17604 2009-04-15 Richard Guenther <rguenther@suse.de>
17606 * omp-low.c (lower_rec_input_clauses): Build correct address
17608 (expand_omp_for_generic): Fix multiplication type.
17609 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17610 (generate_memset_zero): Fix types.
17611 * tree-profile.c (prepare_instrumented_value): Correctly
17614 2009-04-15 Ian Lance Taylor <iant@google.com>
17616 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17617 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17618 for -Wall and for -Wc++-compat.
17619 (c_common_post_options): For C++, set warn_enum_compare if not
17621 * c-tree.h (struct c_expr): Add field original_type.
17622 (build_external_ref): Update declaration.
17623 * c-parser.c (c_parser_braced_init): Set original_type.
17624 (c_parser_initelt): Likewise.
17625 (c_parser_expr_no_commas): Likewise.
17626 (c_parser_conditional_expression): Likewise.
17627 (c_parser_cast_expression): Likewise.
17628 (c_parser_unary_expression): Likewise. Pull setting of
17629 original_code to top of function.
17630 (c_parser_sizeof_expression): Set original_type.
17631 (c_parser_alignof_expression): Likewise.
17632 (c_parser_postfix_expression): Likewise. Pull setting of
17633 original_code to top of function.
17634 (c_parser_postfix_expression_after_paren_type): Set original_type.
17635 (c_parser_postfix_expression_after_primary): Likewise.
17636 (c_parser_expression): Likewise.
17637 * c-typeck.c (build_external_ref): Add type parameter. Change all
17639 (c_expr_sizeof_expr): Set original_type field.
17640 (parser_build_unary_op): Likewise.
17641 (parser_build_binary_op): Likewise. Optionally warn about
17642 comparisons of enums of different types.
17643 (digest_init): Set original_type field.
17644 (really_start_incremental_init): Likewise.
17645 (push_init_level, pop_init_level): Likewise.
17646 * doc/invoke.texi (Warning Options): -Wenum-compare now
17649 2009-04-15 Richard Guenther <rguenther@suse.de>
17651 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17652 out a necessary conversion.
17653 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17654 names we didn't value number.
17655 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17657 2009-04-15 Richard Guenther <rguenther@suse.de>
17659 PR tree-optimization/39764
17660 * tree-ssa-ccp.c (get_value): Canonicalize value with
17661 canonicalize_float_value.
17663 2009-04-15 Jan Hubicka <jh@suse.cz>
17665 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17666 Wrong version of patch.
17668 2009-04-15 Jan Hubicka <jh@suse.cz>
17670 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17672 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17674 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17675 our distinct integral and vector types.
17677 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17679 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17680 * init.c (build_vtbl_address): Remove call to assemble_external.
17682 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17684 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17685 output for other floating point modes.
17687 2009-04-14 Diego Novillo <dnovillo@google.com>
17689 * diagnostic.c (diagnostic_report_diagnostic): Do not
17690 warn about loaded plugins for DK_ERROR and DK_WARNING.
17691 * c-decl.c (declspecs_add_type): Move call to
17692 invoke_plugin_callbacks ...
17693 * c-parser.c (c_parser_declspecs): ... here.
17694 * plugin.c (dump_active_plugins): Tidy output.
17696 2009-04-14 Diego Novillo <dnovillo@google.com>
17697 Le-Chun Wu <lcwu@google.com>
17699 * configure.ac: Add --enable-plugin support.
17700 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17701 * Makefile.in (PLUGIN_H): Define.
17702 Export ENABLE_PLUGIN and GMPINC to site.exp.
17703 Add PLUGINLIBS to link command.
17704 Add/modify dependencies for plugin.o and files including plugin.h.
17706 * config.in: Regenerate.
17708 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17711 2009-04-14 Le-Chun Wu <lcwu@google.com>
17713 * tree-pass.h (register_one_dump_file): Add a prototype for
17714 register_one_dump_file.
17715 * toplev.c (compile_file): Call initialize_plugins.
17716 (do_compile): Call invoke_plugin_callbacks.
17717 (toplev_main): Call invoke_plugin_callbacks.
17718 * common.opt: Add -fplugin= and -fplugin-arg-.
17719 * gcc-plugin.h: New public header file for plugins to include.
17720 * plugin.c: New source file.
17721 * plugin.h: New internal header file.
17722 * passes.c (register_one_dump_file): Make it external.
17724 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17726 2009-04-14 Diego Novillo <dnovillo@google.com>
17728 * doc/plugins.texi: New.
17729 * doc/gccint.texi: Add reference to Plugins chapter.
17730 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17731 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17732 loaded plugins, if any.
17733 * timevar.def (TV_PLUGIN_INIT): Define.
17734 (TV_PLUGIN_RUN): Define.
17735 * plugin.c: Include timevar.h
17736 (plugins_active_p): New.
17737 (dump_active_plugins): New.
17738 (debug_active_plugins): New.
17740 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17742 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17744 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17746 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17748 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17749 the same as a minus without a shift.
17751 2009-04-14 Nick Clifton <nickc@redhat.com>
17753 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17754 comparisons with small integers will always produce a short
17757 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17760 2008-12-19 Diego Novillo <dnovillo@google.com>
17762 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17764 2009-04-14 Richard Guenther <rguenther@suse.de>
17766 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17768 (verify_gimple_assign_binary): Likewise. Handle shifts and
17770 (verify_gimple_phi): Print the mismatched argument position.
17771 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17773 (vect_update_init_of_dr): Likewise.
17774 * matrix-reorg.c (transform_access_sites): Do what the
17776 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17778 2009-04-13 Michael Eager <eager@eagercon.com>
17780 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17781 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17782 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17783 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17784 remove duplicate config
17786 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17788 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17789 file_name:line_number type locator of the call site.
17791 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17793 * genautomata.c: Put blank after comma.
17794 (automaton_decls): New.
17795 (struct unit_usage): Add comments to member next.
17796 (store_alt_unit_usage): Keep the list ordered.
17797 (unit_present_on_list_p, equal_alternatives_p): New.
17798 (check_regexp_units_distribution): Check units distribution
17799 correctness correctly.
17800 (main): Don't write automata if error is found. Return correct
17803 * config/m68k/cf.md (cfv4_ds): Remove.
17804 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17805 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17807 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17808 power4-load-ext, power4-store, power4-store-update,
17809 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17810 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17811 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17812 power4-sqrt, power4-isync): Modify reservation to make correct
17813 unit distribution to automata.
17815 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17816 power5-store-update, power5-two, power5-three, power5-lmul,
17817 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17819 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17821 * except.c (pass_set_nothrow_function_flags): Set name and add
17823 (set_nothrow_function_flags): Mention in the dump file when
17824 changing a function to nothrow.
17826 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17829 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17830 instead of unsigned long.
17832 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17834 * config/arm/arm.c (return_used_this_function): Remove.
17835 (arm_output_function_prologue): Remove use of
17836 return_used_this_function.
17837 (output_return_instruction): Replace use of
17838 return_used_this_function
17839 by cfun->machine->return_used_this_function.
17840 (arm_output_epilogue): Likewise.
17841 (arm_output_function_epilogue): Likewise.
17842 (thumb_unexpanded_epilogue): Likewise.
17843 * config/arm/arm.h (struct machine_function):
17844 New member return_used_this_function.
17846 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17848 * doc/install.texi: Correct description of default directory for
17849 --with-gxx-include-dir.
17851 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17853 * fold-const.c (build_range_check): Properly deal with enumeral and
17854 boolean base types.
17856 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17858 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17859 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17860 * params.h (MAX_GCSE_PASSES): Remove.
17861 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17862 in sequence. Remove ability to run multiple passes.
17863 (bypass_jumps): Report run as third CPROP pass.
17865 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17867 PR middle-end/39651
17868 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17869 when deciding whether the whole SEQUENCE can throw.
17871 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17874 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17875 offseted label references.
17877 2009-04-11 Jan Hubicka <jh@suse.cz>
17879 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17881 2009-04-11 Richard Guenther <rguenther@suse.de>
17883 PR middle-end/39732
17884 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17885 return variables as TREE_ADDRESSABLE.
17887 2009-04-11 Richard Guenther <rguenther@suse.de>
17889 PR tree-optimization/39713
17890 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17891 reference trees have SSA_NAME operands.
17893 2009-04-11 Richard Guenther <rguenther@suse.de>
17896 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17897 address expressions.
17899 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17901 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17902 match changes in Cygwin 1.7
17903 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17904 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17906 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17908 PR tree-optimization/39701
17909 * doc/invoke.texi (Optimization Options): Document change in
17910 meaning and initialization of -fdelete-null-pointer-checks.
17912 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17914 PR middle-end/39701
17915 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17917 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17920 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17922 2009-04-10 Chao-ying Fu <fu@mips.com>
17924 * doc/tm.texi (Instruction Output): Document
17925 TARGET_ASM_FINAL_POSTSCAN_INSN.
17926 * target.h (final_postscan_insn): New field in asm_out.
17927 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17928 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17929 * final.c (final_scan_insn): Call
17930 targetm.asm_out.final_postscan_insn after outputting
17931 an asm macro and a normal instruction.
17933 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17934 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17935 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17936 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17937 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17939 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17941 PR middle-end/39701
17942 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17943 variables as non-NULL even with -fdelete-null-pointer-checks.
17945 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17947 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17949 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17952 * config/i386/i386.c (classify_argument): Handle SCmode with
17953 (bit_offset % 64) != 0.
17955 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17957 * doc/invoke.texi (Optimize Options): Add cross-reference to
17958 -Q --help=optimizers examples.
17960 2009-04-10 Ben Elliston <bje@au.ibm.com>
17963 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17964 regalign for the reg == fpr and TDmode case.
17966 2009-04-09 David Ayers <ayers@fsfe.org>
17969 * objc/objc-act.c (warn_with_method): Remove helper function.
17970 (check_duplicates): Call warning and inform directly.
17971 (really_start_method): Likewise.
17973 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17975 * expmed.c (expand_divmod): Always use a comparison for a division
17976 by a large unsigned integer.
17978 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17979 for things others than variables or functions as nonzero.
17981 2009-04-09 Nick Clifton <nickc@redhat.com>
17983 * unwind-compat.c: Change copyright header to refer to version
17984 3 of the GNU General Public License with version 3.1 of the
17985 GCC Runtime Library Exception and to point readers at the
17986 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17987 * config/alpha/crtfastmath.c: Likewise.
17988 * config/alpha/linux-unwind.h: Likewise.
17989 * config/alpha/qrnnd.asm: Likewise.
17990 * config/alpha/vms-crt0-64.c: Likewise.
17991 * config/alpha/vms-crt0.c: Likewise.
17992 * config/alpha/vms-dwarf2.asm: Likewise.
17993 * config/alpha/vms-dwarf2eh.asm: Likewise.
17994 * config/alpha/vms-psxcrt0-64.c: Likewise.
17995 * config/alpha/vms-psxcrt0.c: Likewise.
17996 * config/alpha/vms_tramp.asm: Likewise.
17997 * config/arc/initfini.c: Likewise.
17998 * config/arc/lib1funcs.asm: Likewise.
17999 * config/arm/bpabi-v6m.S: Likewise.
18000 * config/arm/bpabi.S: Likewise.
18001 * config/arm/bpabi.c: Likewise.
18002 * config/arm/crti.asm: Likewise.
18003 * config/arm/crtn.asm: Likewise.
18004 * config/arm/ieee754-df.S: Likewise.
18005 * config/arm/ieee754-sf.S: Likewise.
18006 * config/arm/lib1funcs.asm: Likewise.
18007 * config/arm/libunwind.S: Likewise.
18008 * config/arm/linux-atomic.c: Likewise.
18009 * config/arm/mmintrin.h: Likewise.
18010 * config/arm/pr-support.c: Likewise.
18011 * config/arm/unaligned-funcs.c: Likewise.
18012 * config/arm/unwind-arm.c: Likewise.
18013 * config/arm/unwind-arm.h: Likewise.
18014 * config/avr/libgcc.S: Likewise.
18015 * config/bfin/crti.s: Likewise.
18016 * config/bfin/crtlibid.s: Likewise.
18017 * config/bfin/crtn.s: Likewise.
18018 * config/bfin/lib1funcs.asm: Likewise.
18019 * config/bfin/linux-unwind.h: Likewise.
18020 * config/cris/arit.c: Likewise.
18021 * config/cris/cris_abi_symbol.c: Likewise.
18022 * config/darwin-64.c: Likewise.
18023 * config/darwin-crt2.c: Likewise.
18024 * config/darwin-crt3.c: Likewise.
18025 * config/darwin.h: Likewise.
18026 * config/dbxelf.h: Likewise.
18027 * config/dfp-bit.c: Likewise.
18028 * config/dfp-bit.h: Likewise.
18029 * config/elfos.h: Likewise.
18030 * config/fixed-bit.c: Likewise.
18031 * config/fixed-bit.h: Likewise.
18032 * config/fp-bit.c: Likewise.
18033 * config/fp-bit.h: Likewise.
18034 * config/fr30/crti.asm: Likewise.
18035 * config/fr30/crtn.asm: Likewise.
18036 * config/fr30/lib1funcs.asm: Likewise.
18037 * config/freebsd-spec.h: Likewise.
18038 * config/frv/cmovd.c: Likewise.
18039 * config/frv/cmovh.c: Likewise.
18040 * config/frv/cmovw.c: Likewise.
18041 * config/frv/frvbegin.c: Likewise.
18042 * config/frv/frvend.c: Likewise.
18043 * config/frv/lib1funcs.asm: Likewise.
18044 * config/glibc-stdint.h: Likewise.
18045 * config/h8300/clzhi2.c: Likewise.
18046 * config/h8300/crti.asm: Likewise.
18047 * config/h8300/crtn.asm: Likewise.
18048 * config/h8300/ctzhi2.c: Likewise.
18049 * config/h8300/fixunssfsi.c: Likewise.
18050 * config/h8300/lib1funcs.asm: Likewise.
18051 * config/h8300/parityhi2.c: Likewise.
18052 * config/h8300/popcounthi2.c: Likewise.
18053 * config/i386/ammintrin.h: Likewise.
18054 * config/i386/att.h: Likewise.
18055 * config/i386/avxintrin.h: Likewise.
18056 * config/i386/biarch64.h: Likewise.
18057 * config/i386/bmmintrin.h: Likewise.
18058 * config/i386/cpuid.h: Likewise.
18059 * config/i386/cross-stdarg.h: Likewise.
18060 * config/i386/crtfastmath.c: Likewise.
18061 * config/i386/crtprec.c: Likewise.
18062 * config/i386/cygming-crtbegin.c: Likewise.
18063 * config/i386/cygming-crtend.c: Likewise.
18064 * config/i386/cygwin.asm: Likewise.
18065 * config/i386/emmintrin.h: Likewise.
18066 * config/i386/gmm_malloc.h: Likewise.
18067 * config/i386/gthr-win32.c: Likewise.
18068 * config/i386/i386.h: Likewise.
18069 * config/i386/immintrin.h: Likewise.
18070 * config/i386/linux-unwind.h: Likewise.
18071 * config/i386/linux64.h: Likewise.
18072 * config/i386/mm3dnow.h: Likewise.
18073 * config/i386/mmintrin-common.h: Likewise.
18074 * config/i386/mmintrin.h: Likewise.
18075 * config/i386/nmmintrin.h: Likewise.
18076 * config/i386/pmm_malloc.h: Likewise.
18077 * config/i386/pmmintrin.h: Likewise.
18078 * config/i386/smmintrin.h: Likewise.
18079 * config/i386/sol2-c1.asm: Likewise.
18080 * config/i386/sol2-ci.asm: Likewise.
18081 * config/i386/sol2-cn.asm: Likewise.
18082 * config/i386/sol2-gc1.asm: Likewise.
18083 * config/i386/tmmintrin.h: Likewise.
18084 * config/i386/unix.h: Likewise.
18085 * config/i386/w32-unwind.h: Likewise.
18086 * config/i386/wmmintrin.h: Likewise.
18087 * config/i386/x86-64.h: Likewise.
18088 * config/i386/x86intrin.h: Likewise.
18089 * config/i386/xmmintrin.h: Likewise.
18090 * config/ia64/crtbegin.asm: Likewise.
18091 * config/ia64/crtend.asm: Likewise.
18092 * config/ia64/crtfastmath.c: Likewise.
18093 * config/ia64/crti.asm: Likewise.
18094 * config/ia64/crtn.asm: Likewise.
18095 * config/ia64/fde-glibc.c: Likewise.
18096 * config/ia64/lib1funcs.asm: Likewise.
18097 * config/ia64/linux-unwind.h: Likewise.
18098 * config/ia64/quadlib.c: Likewise.
18099 * config/ia64/unwind-ia64.c: Likewise.
18100 * config/linux.h: Likewise.
18101 * config/m32c/m32c-lib1.S: Likewise.
18102 * config/m32c/m32c-lib2-trapv.c: Likewise.
18103 * config/m32c/m32c-lib2.c: Likewise.
18104 * config/m32r/initfini.c: Likewise.
18105 * config/m68hc11/larith.asm: Likewise.
18106 * config/m68hc11/m68hc11-crt0.S: Likewise.
18107 * config/m68k/cf.md: Likewise.
18108 * config/m68k/crti.s: Likewise.
18109 * config/m68k/crtn.s: Likewise.
18110 * config/m68k/lb1sf68.asm: Likewise.
18111 * config/m68k/linux-unwind.h: Likewise.
18112 * config/mcore/crti.asm: Likewise.
18113 * config/mcore/crtn.asm: Likewise.
18114 * config/mcore/lib1.asm: Likewise.
18115 * config/mips/linux-unwind.h: Likewise.
18116 * config/mips/loongson.h: Likewise.
18117 * config/mips/mips16.S: Likewise.
18118 * config/mmix/crti.asm: Likewise.
18119 * config/mmix/crtn.asm: Likewise.
18120 * config/pa/fptr.c: Likewise.
18121 * config/pa/hpux-unwind.h: Likewise.
18122 * config/pa/lib2funcs.asm: Likewise.
18123 * config/pa/linux-atomic.c: Likewise.
18124 * config/pa/linux-unwind.h: Likewise.
18125 * config/pa/milli64.S: Likewise.
18126 * config/pa/quadlib.c: Likewise.
18127 * config/pa/stublib.c: Likewise.
18128 * config/picochip/libgccExtras/adddi3.asm: Likewise.
18129 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
18130 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
18131 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
18132 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
18133 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
18134 * config/picochip/libgccExtras/divmod15.asm: Likewise.
18135 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
18136 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
18137 * config/picochip/libgccExtras/longjmp.asm: Likewise.
18138 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
18139 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
18140 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
18141 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
18142 * config/picochip/libgccExtras/setjmp.asm: Likewise.
18143 * config/picochip/libgccExtras/subdi3.asm: Likewise.
18144 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
18145 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
18146 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
18147 * config/rs6000/750cl.h: Likewise.
18148 * config/rs6000/altivec.h: Likewise.
18149 * config/rs6000/biarch64.h: Likewise.
18150 * config/rs6000/crtresfpr.asm: Likewise.
18151 * config/rs6000/crtresgpr.asm: Likewise.
18152 * config/rs6000/crtresxfpr.asm: Likewise.
18153 * config/rs6000/crtresxgpr.asm: Likewise.
18154 * config/rs6000/crtsavfpr.asm: Likewise.
18155 * config/rs6000/crtsavgpr.asm: Likewise.
18156 * config/rs6000/darwin-asm.h: Likewise.
18157 * config/rs6000/darwin-fallback.c: Likewise.
18158 * config/rs6000/darwin-fpsave.asm: Likewise.
18159 * config/rs6000/darwin-ldouble.c: Likewise.
18160 * config/rs6000/darwin-tramp.asm: Likewise.
18161 * config/rs6000/darwin-unwind.h: Likewise.
18162 * config/rs6000/darwin-vecsave.asm: Likewise.
18163 * config/rs6000/darwin-world.asm: Likewise.
18164 * config/rs6000/e500crtres32gpr.asm: Likewise.
18165 * config/rs6000/e500crtres64gpr.asm: Likewise.
18166 * config/rs6000/e500crtres64gprctr.asm: Likewise.
18167 * config/rs6000/e500crtrest32gpr.asm: Likewise.
18168 * config/rs6000/e500crtrest64gpr.asm: Likewise.
18169 * config/rs6000/e500crtresx32gpr.asm: Likewise.
18170 * config/rs6000/e500crtresx64gpr.asm: Likewise.
18171 * config/rs6000/e500crtsav32gpr.asm: Likewise.
18172 * config/rs6000/e500crtsav64gpr.asm: Likewise.
18173 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
18174 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
18175 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
18176 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
18177 * config/rs6000/eabi-ci.asm: Likewise.
18178 * config/rs6000/eabi-cn.asm: Likewise.
18179 * config/rs6000/eabi.asm: Likewise.
18180 * config/rs6000/linux-unwind.h: Likewise.
18181 * config/rs6000/linux64.h: Likewise.
18182 * config/rs6000/paired.h: Likewise.
18183 * config/rs6000/paired.md: Likewise.
18184 * config/rs6000/ppc64-fp.c: Likewise.
18185 * config/rs6000/ppu_intrinsics.h: Likewise.
18186 * config/rs6000/rs6000.h: Likewise.
18187 * config/rs6000/si2vmx.h: Likewise.
18188 * config/rs6000/sol-ci.asm: Likewise.
18189 * config/rs6000/sol-cn.asm: Likewise.
18190 * config/rs6000/spe.h: Likewise.
18191 * config/rs6000/spu2vmx.h: Likewise.
18192 * config/rs6000/sysv4.h: Likewise.
18193 * config/rs6000/tramp.asm: Likewise.
18194 * config/rs6000/vec_types.h: Likewise.
18195 * config/s390/linux-unwind.h: Likewise.
18196 * config/s390/tpf-unwind.h: Likewise.
18197 * config/score/crti.asm: Likewise.
18198 * config/score/crtn.asm: Likewise.
18199 * config/sh/crt1.asm: Likewise.
18200 * config/sh/crti.asm: Likewise.
18201 * config/sh/crtn.asm: Likewise.
18202 * config/sh/divtab-sh4-300.c: Likewise.
18203 * config/sh/divtab-sh4.c: Likewise.
18204 * config/sh/divtab.c: Likewise.
18205 * config/sh/lib1funcs-4-300.asm: Likewise.
18206 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
18207 * config/sh/lib1funcs.asm: Likewise.
18208 * config/sh/lib1funcs.h: Likewise.
18209 * config/sh/linux-atomic.asm: Likewise.
18210 * config/sh/linux-unwind.h: Likewise.
18211 * config/sh/shmedia.h: Likewise.
18212 * config/sh/sshmedia.h: Likewise.
18213 * config/sh/ushmedia.h: Likewise.
18214 * config/sparc/crtfastmath.c: Likewise.
18215 * config/sparc/linux-unwind.h: Likewise.
18216 * config/sparc/sol2-c1.asm: Likewise.
18217 * config/sparc/sol2-ci.asm: Likewise.
18218 * config/sparc/sol2-cn.asm: Likewise.
18219 * config/spu/divmodti4.c: Likewise.
18220 * config/spu/divv2df3.c: Likewise.
18221 * config/spu/float_disf.c: Likewise.
18222 * config/spu/float_unsdidf.c: Likewise.
18223 * config/spu/float_unsdisf.c: Likewise.
18224 * config/spu/float_unssidf.c: Likewise.
18225 * config/spu/mfc_multi_tag_release.c: Likewise.
18226 * config/spu/mfc_multi_tag_reserve.c: Likewise.
18227 * config/spu/mfc_tag_release.c: Likewise.
18228 * config/spu/mfc_tag_reserve.c: Likewise.
18229 * config/spu/mfc_tag_table.c: Likewise.
18230 * config/spu/multi3.c: Likewise.
18231 * config/spu/spu_internals.h: Likewise.
18232 * config/spu/spu_intrinsics.h: Likewise.
18233 * config/spu/spu_mfcio.h: Likewise.
18234 * config/spu/vec_types.h: Likewise.
18235 * config/spu/vmx2spu.h: Likewise.
18236 * config/stormy16/stormy16-lib2.c: Likewise.
18237 * config/svr4.h: Likewise.
18238 * config/sync.c: Likewise.
18239 * config/v850/lib1funcs.asm: Likewise.
18240 * config/vxlib-tls.c: Likewise.
18241 * config/vxlib.c: Likewise.
18242 * config/vxworks-dummy.h: Likewise.
18243 * config/xtensa/crti.asm: Likewise.
18244 * config/xtensa/crtn.asm: Likewise.
18245 * config/xtensa/ieee754-df.S: Likewise.
18246 * config/xtensa/ieee754-sf.S: Likewise.
18247 * config/xtensa/lib1funcs.asm: Likewise.
18248 * config/xtensa/lib2funcs.S: Likewise.
18249 * config/xtensa/linux-unwind.h: Likewise.
18250 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18251 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
18252 * coretypes.h: Likewise.
18253 * crtstuff.c: Likewise.
18254 * defaults.h: Likewise.
18255 * dwarf2.h: Likewise.
18256 * emutls.c: Likewise.
18257 * gbl-ctors.h: Likewise.
18258 * gcov-io.h: Likewise.
18259 * ginclude/float.h: Likewise.
18260 * ginclude/iso646.h: Likewise.
18261 * ginclude/stdarg.h: Likewise.
18262 * ginclude/stdbool.h: Likewise.
18263 * ginclude/stddef.h: Likewise.
18264 * ginclude/stdfix.h: Likewise.
18265 * ginclude/stdint-gcc.h: Likewise.
18266 * ginclude/tgmath.h: Likewise.
18267 * gthr-aix.h: Likewise.
18268 * gthr-dce.h: Likewise.
18269 * gthr-gnat.c: Likewise.
18270 * gthr-gnat.h: Likewise.
18271 * gthr-lynx.h: Likewise.
18272 * gthr-mipssde.h: Likewise.
18273 * gthr-nks.h: Likewise.
18274 * gthr-posix.c: Likewise.
18275 * gthr-posix.h: Likewise.
18276 * gthr-posix95.h: Likewise.
18277 * gthr-rtems.h: Likewise.
18278 * gthr-single.h: Likewise.
18279 * gthr-solaris.h: Likewise.
18280 * gthr-tpf.h: Likewise.
18281 * gthr-vxworks.h: Likewise.
18282 * gthr-win32.h: Likewise.
18283 * gthr.h: Likewise.
18284 * libgcc2.c: Likewise.
18285 * libgcc2.h: Likewise.
18286 * libgcov.c: Likewise.
18287 * tsystem.h: Likewise.
18288 * typeclass.h: Likewise.
18289 * unwind-c.c: Likewise.
18290 * unwind-compat.h: Likewise.
18291 * unwind-dw2-fde-compat.c: Likewise.
18292 * unwind-dw2-fde-darwin.c: Likewise.
18293 * unwind-dw2-fde-glibc.c: Likewise.
18294 * unwind-dw2-fde.c: Likewise.
18295 * unwind-dw2-fde.h: Likewise.
18296 * unwind-dw2.c: Likewise.
18297 * unwind-dw2.h: Likewise.
18298 * unwind-generic.h: Likewise.
18299 * unwind-pe.h: Likewise.
18300 * unwind-sjlj.c: Likewise.
18301 * unwind.inc: Likewise.
18302 * config/arm/neon-gen.ml: Change generated copyright header to
18303 refer to version 3 of the GNU General Public License with
18304 version 3.1 of the GCC Runtime Library Exception and to point
18305 readers at the COPYING3 and COPYING3.RUNTIME files and the
18306 FSF's license web page.
18307 * config/arm/arm_neon.h: Regenerate.
18309 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18311 * config/cris/cris.md: Change copyright header to refer to version
18312 3 of the GNU General Public License.
18313 * doc/install.texi2html: Change copyright header to refer to version
18314 3 of the GNU General Public License and to point readers at the
18315 COPYING3 file and the FSF's license web page.
18316 * config/vax/linux.h: Likewise.
18318 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18320 * config/i386/i386.md (cmpcc): New.
18321 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18322 (sync_compare_and_swap_cc*): Delete.
18324 * config/s390/s390.c (s390_compare_emitted): Remove.
18325 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18326 s390_compare_emitted used to be handled. Assert that modes match.
18327 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18328 refer to sync_compare_and_swap_ccsi.
18329 * config/s390/s390.h (s390_compare_emitted): Remove.
18330 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18331 instead of s390_compare_emitted.
18332 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18333 instead of s390_compare_emitted.
18334 * config/s390/s390.md (cmpcc): New.
18335 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18336 CC_REGNUM, do not pretend it's set.
18337 (sync_compare_and_swap_cc*): Delete.
18338 * config/s390/predicates.md (cc_reg_operand): New.
18340 * expr.c (sync_compare_and_swap_cc): Delete.
18341 * optabs.h (sync_compare_and_swap_cc): Delete.
18342 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18343 is being used with can_compare_p.
18344 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18345 (find_cc_set): New.
18346 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18347 look for a MODE_CC set instead. Use emit_store_flag.
18348 (expand_compare_and_swap_loop): Likewise, with some additional
18349 complication to avoid a force_reg when useless. Use
18350 emit_cmp_and_jump_insns.
18351 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18352 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18353 sync_compare_and_swap documentation.
18355 2009-04-09 Jan Hubicka <jh@suse.cz>
18357 * except.c (find_prev_try): Break out from ....
18358 (duplicate_eh_regions): ... here; properly update prev_try pointers
18359 when duplication part of tree.
18360 (dump_eh_tree): Improve dumping.
18361 (verify_eh_region): New.
18362 (verify_eh_tree): Use it.
18364 2009-04-06 Richard Guenther <rguenther@suse.de>
18366 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18367 &ARRAY addresses by adjusting their types and prepending
18369 * tree-cfg.c (verify_gimple_assign_single): Verify that
18370 addresses are correct.
18372 2009-04-09 Richard Guenther <rguenther@suse.de>
18374 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18375 indices into an array reference if possible.
18376 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18377 Fold POINTER_PLUS_EXPR statements with invariant address.
18379 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18382 * config.gcc (powerpc64-*-linux*): Always build biarch.
18384 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18387 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18388 it and pedwarn if this results in an INTEGER_CST.
18390 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18392 * doc/install.texi: Update minimum GMP version. Remove obsolete
18393 text in MPFR section.
18395 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18397 * dwarf2out.c (class_scope_p): New static inline.
18398 (class_or_namespace_scope_p): Use it.
18399 (gen_variable_die): Use DW_TAG_member tag for static data member
18400 declarations instead of DW_TAG_variable.
18402 PR middle-end/39573
18403 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18406 2009-04-08 Richard Guenther <rguenther@suse.de>
18408 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18409 valueize random data.
18411 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18413 * config.gcc (aix tm_file): Add aix-stdint.h.
18414 (aix tm clause use_gcc_stdint): Set to wrap.
18415 * config/rs6000/aix-stdint.h: New file.
18417 2009-04-08 Richard Guenther <rguenther@suse.de>
18419 PR middle-end/36291
18420 * tree-dfa.c (add_referenced_var): Do not recurse into
18421 global initializers.
18422 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18424 (fold_const_aggregate_ref): Likewise.
18426 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18428 * recog.c (ordered_comparison_operator): New.
18429 * gensupport.c (std_preds): Add it.
18430 * doc/md.texi (Machine-Independent Predicates): Document it.
18432 2009-04-08 Jan Hubicka <jh@suse.cz>
18434 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18435 * function.h (rtl_eh): Remove exception_handler_label_map.
18436 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18437 remove_exception_handler_label, for_each_eh_label_1): Remove.
18438 (rtl_remove_unreachable_regions): Remove.
18439 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18440 (find_exception_handler_labels): Don't build the hashtable.
18441 (maybe_remove_eh_handler): Remove.
18442 (for_each_eh_label): Rewrite to walk the tree.
18443 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18444 * except.h (maybe_remove_eh_handler): Remove.
18445 * passes.c (init_optimization_passes): Schedule second EH cleanup
18447 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18448 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18450 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18452 * genoutput.c (validate_optab_operands): New.
18453 (gen_insn, gen_expand): Call it.
18455 * genflags.c (gen_insn): Detect misused iterators.
18456 (main): Pass line_no to gen_insn, exit with status 1 on error.
18458 * genextract.c (line_no): Make global.
18459 (VEC_safe_set_locstr): Change assertion to error message.
18460 (main): Exit with status 1 on error.
18462 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18466 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18467 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18468 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18469 * c-convert.c (convert): Do not call fold on results of conversion
18470 functions when the result is a C_MAYBE_CONST_EXPR.
18471 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18472 of __builtin_choose_expr.
18473 * c-typeck.c (remove_c_maybe_const_expr): New.
18474 (build_unary_op, build_conditional_expr, build_compound_expr,
18475 build_binary_op, c_objc_common_truthvalue_conversion): Call
18476 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18479 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18481 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18482 CODE to produce a new one. Add a prototype to use fold_convert_const
18484 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18487 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18488 mix declarations and code.
18490 2009-04-08 Ben Elliston <bje@au.ibm.com>
18492 * gcc.c: Replace `CC' with `GCC' throughout.
18494 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18496 * doc/invoke.texi: Document Atom support.
18498 2009-04-07 Jason Merrill <jason@redhat.com>
18501 * c-common.h, c-common.c: Add flag_pretty_templates.
18502 * c-opts.c (c_common_handle_option): Set it.
18503 * c.opt: Add -fno-pretty-templates.
18504 * doc/invoke.texi (C++ Dialect Options): Likewise.
18506 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18508 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18509 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18510 (ia64_expand_builtin): Likewise.
18512 2009-04-07 Martin Jambor <mjambor@suse.cz>
18514 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18515 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18516 ADDR_EXPRS are include too.
18518 2009-04-07 Richard Guenther <rguenther@suse.de>
18520 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18521 decls are only used if passes as parameters or if they are
18522 local statics and the call is not to a builtin.
18523 (call_may_clobber_ref_p_1): Likewise.
18525 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18527 * expr.c (do_store_flag): Remove last argument. Simplify code
18528 to avoid duplication of tests already done by can_compare_p.
18529 (expand_expr_real_1): Adjust caller.
18531 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18533 * optabs.c (can_compare_p): Test the predicate of a
18534 cbranch and cstore pattern.
18536 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18538 * expr.c (convert_move): Use emit_store_flag instead of
18541 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18543 * config/i386/i386.c (ix86_compare_emitted): Remove.
18544 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18545 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18546 * config/i386/i386.h (ix86_compare_emitted): Remove.
18547 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18548 instead of ix86_compare_emitted.
18549 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18551 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18553 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18554 Add t-sysroot-suffix to tmake_file.
18555 * config/print-sysroot-suffix.sh: New file.
18556 * config/t-sysroot-suffix: New file.
18558 2009-04-07 Ben Elliston <bje@au.ibm.com>
18560 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18561 as the latter produces a warning when the target does not support
18564 2009-04-07 Ben Elliston <bje@au.ibm.com>
18566 * dfp.c: Replace type punning assignments with memcpy throughout.
18567 * Makefile.in (dfp.o-warn): Remove.
18569 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18572 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18573 Include soft-fp/t-softfp after rs6000/t-linux64.
18575 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18577 * stor-layout.c (set_sizetype): Use the full precision of their
18578 machine mode for bitsize types.
18580 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18582 * config/i386/i386.md: Revert 2 accidental checkins.
18584 2009-04-06 Joey Ye <joey.ye@intel.com>
18585 Xuepeng Guo <xuepeng.guo@intel.com>
18586 H.J. Lu <hongjiu.lu@intel.com>
18588 Atom pipeline model, tuning and insn selection.
18589 * config.gcc (atom): Add atom config options and target.
18591 * config/i386/atom.md: New.
18593 * config/i386/i386.c (atom_cost): New cost.
18594 (m_ATOM): New macro flag.
18595 (initial_ix86_tune_features): Set m_ATOM.
18596 (x86_accumulate_outgoing_args): Likewise.
18597 (x86_arch_always_fancy_math_387): Likewise.
18598 (processor_target): Add Atom cost.
18599 (cpu_names): Add Atom cpu name.
18600 (override_options): Set Atom ISA.
18601 (ix86_issue_rate): New case PROCESSOR_ATOM.
18602 (ix86_adjust_cost): Likewise.
18604 * config/i386/i386.h (TARGET_ATOM): New target macro.
18605 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18606 (TARGET_OPT_AGU): New target option.
18607 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18608 (processor_type): Add PROCESSOR_ATOM.
18610 * config/i386/i386.md (cpu): Add new value "atom".
18611 (use_carry, movu): New attr.
18612 (atom.md): Include atom.md.
18613 (adddi3_carry_rex64): Set attr "use_carry".
18614 (addqi3_carry): Likewise.
18615 (addhi3_carry): Likewise.
18616 (addsi3_carry): Likewise.
18617 (*addsi3_carry_zext): Likewise.
18618 (subdi3_carry_rex64): Likewise.
18619 (subqi3_carry): Likewise.
18620 (subhi3_carry): Likewise.
18621 (subsi3_carry): Likewise.
18622 (x86_movdicc_0_m1_rex64): Likewise.
18623 (*x86_movdicc_0_m1_se): Likewise.
18624 (x86_movsicc_0_m1): Likewise.
18625 (*x86_movsicc_0_m1_se): Likewise.
18626 (*adddi_1_rex64): Emit add insn as much as possible.
18627 (*addsi_1): Likewise.
18628 (return_internal): Set atom_unit.
18629 (return_internal_long): Likewise.
18630 (return_pop_internal): Likewise.
18631 (*rcpsf2_sse): Set atom_sse_attr attr.
18632 (*qrt<mode>2_sse): Likewise.
18633 (*prefetch_sse): Likewise.
18635 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18637 (ix86_target_macros_internal): Likewise.
18639 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18640 (*prefetch_sse_rex): Likewise.
18641 (sse_rcpv4sf2): Likewise.
18642 (sse_vmrcpv4sf2): Likewise.
18643 (sse_sqrtv4sf2): Likewise.
18644 (<sse>_vmsqrt<mode>2): Likewise.
18645 (sse_ldmxcsr): Likewise.
18646 (sse_stmxcsr): Likewise.
18647 (*sse_sfence): Likewise.
18648 (sse2_clflush): Likewise.
18649 (*sse2_mfence): Likewise.
18650 (*sse2_lfence): Likewise.
18651 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18652 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18653 (avx_movdqu<avxmodesuffix>): Likewise.
18654 (avx_lddqu<avxmodesuffix>): Likewise.
18655 (sse2_movntv2di): Change attr "type" to "ssemov".
18656 (sse2_movntsi): Likewise.
18657 (rsqrtv8sf2): Change attr "type" to "sseadd".
18658 (sse3_addsubv2df3): Set attr "atom_unit".
18659 (sse3_h<plusminus_insn>v4sf3): Likewise.
18660 (*sse2_pmaddwd): Likewise.
18661 (*vec_extractv2di_1_rex64): Likewise.
18662 (*vec_extractv2di_1_avx): Likewise.
18663 (sse2_psadbw): Likewise.
18664 (ssse3_phaddwv8hi3): Likewise.
18665 (ssse3_phaddwv4hi3): Likewise.
18666 (ssse3_phadddv4si3): Likewise.
18667 (ssse3_phadddv2si3): Likewise.
18668 (ssse3_phaddswv8hi3): Likewise.
18669 (ssse3_phaddswv4hi3): Likewise.
18670 (ssse3_phsubwv8hi3): Likewise.
18671 (ssse3_phsubwv4hi3): Likewise.
18672 (ssse3_phsubdv4si3): Likewise.
18673 (ssse3_phsubdv2si3): Likewise.
18674 (ssse3_phsubswv8hi3): Likewise.
18675 (ssse3_phsubswv4hi3): Likewise.
18676 (ssse3_pmaddubsw128): Likewise.
18677 (sse3_pmaddubsw: Likewise.
18678 (ssse3_palignrti): Likewise.
18679 (ssse3_palignrdi): Likewise.
18681 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18683 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18685 2009-04-06 Richard Guenther <rguenther@suse.de>
18687 PR tree-optimization/28868
18688 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18689 of which PHI results we inserted.
18690 (insert_into_preds_of_block): Record inserted PHIs.
18691 (eliminate): Eliminate redundant PHI nodes.
18692 (init_pre): Init inserted_phi_names.
18694 2009-04-06 Richard Guenther <rguenther@suse.de>
18696 PR tree-optimization/39643
18697 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18698 IMAGPART_EXPRs of complex constants.
18699 (execute_fold_all_builtins): If we folded a call queue
18700 TODO_update_address_taken.
18702 2009-04-06 Jan Hubicka <jh@suse.cz>
18704 PR middle-end/39659
18705 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18708 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18710 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18712 (ic_invalidate_array): Likewise.
18714 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18716 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18717 alignment for library calls.
18719 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18721 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18722 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18723 * config/i386/mingw-stdint.h: New file.
18725 2009-04-05 Richard Guenther <rguenther@suse.de>
18727 PR tree-optimization/39648
18728 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18729 our &A vs. &A[0] IL deficiencies.
18731 2009-04-04 Jan Hubicka <jh@suse.cz>
18733 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18734 removed toplevel regions.
18735 (sjlj_mark_call_sites): Likewise.
18737 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18739 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18740 (cygwin tm clause use_gcc_stdint): Set to wrap.
18741 * config/i386/cygwin-stdint.h: New file.
18743 2009-04-04 Richard Guenther <rguenther@suse.de>
18745 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18746 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18747 single-argument PHIs if we are in loop-closed SSA form.
18748 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18749 for the pre-condition.
18750 (slpeel_tree_peel_loop_to_edge): Likewise.
18751 (vect_build_loop_niters): Take an optional sequence to append stmts.
18752 (vect_generate_tmps_on_preheader): Likewise.
18753 (vect_do_peeling_for_loop_bound): Take extra guards for the
18755 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18756 the cost model check.
18757 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18758 guards if we are going to peel. Do not apply versioning in that case.
18759 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18760 (vect_do_peeling_for_loop_bound): Likewise.
18761 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18762 loop bound only record extra pre-conditions, do not apply loop
18765 2009-04-04 Richard Guenther <rguenther@suse.de>
18767 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18770 2009-04-04 Jan Hubicka <jh@suse.cz>
18772 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18773 last_basic_block for size of bb->index indexed array.
18774 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18775 compute_out, link_btr_uses, build_btr_def_use_webs,
18776 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18778 2009-04-04 Jan Hubicka <jh@suse.cz>
18780 * except.c (remove_eh_handler_and_replace): Break out from ...
18781 (remove_eh_handler): ... here.
18782 (bring_to_root): New function.
18783 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18784 handled ones, bring others to root of tree.
18786 2009-04-04 Jan Hubicka <jh@suse.cz>
18788 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18789 (all_phis_safe_to_merge): New function.
18790 (update_info): New structure.
18791 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18792 (cleanup_empty_eh): Update SSA if possible.
18794 2009-04-04 Richard Guenther <rguenther@suse.de>
18796 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18797 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18798 (append_vuse): Likewise.
18800 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18802 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18803 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18804 instead of REG_UNSAVED for DW_CFA_undefined.
18805 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18806 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18809 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18812 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18813 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18814 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18816 2009-04-04 Richard Guenther <rguenther@suse.de>
18818 PR tree-optimization/8781
18819 PR tree-optimization/37892
18820 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18821 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18822 (valueize_refs): Call it for *& valueizations.
18823 (shared_reference_ops_from_ref): Rename to ...
18824 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18825 (shared_reference_ops_from_call): Rename to ...
18826 (valueize_shared_reference_ops_from_call): ... this and valueize.
18827 (vn_reference_lookup): Update.
18828 (visit_reference_op_call): Likewise.
18829 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18830 (eliminate): Value-replace the call address in call statements.
18832 2009-04-04 Richard Guenther <rguenther@suse.de>
18834 PR tree-optimization/39636
18835 * tree-ssa-forwprop.c
18836 (forward_propagate_addr_into_variable_array_index): Check for
18837 GIMPLE_ASSIGN before accessing the rhs code.
18839 2009-04-03 Jason Merrill <jason@redhat.com>
18841 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18843 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18845 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18846 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18847 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18848 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18849 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18850 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18851 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18852 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18853 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18854 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18855 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18856 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18857 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18858 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18859 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18860 Use fr_reg_or_fp01_operand instead of fr_register_operand
18862 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18863 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18864 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18866 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18868 PR rtl-optimization/39607
18869 PR rtl-optimization/39631
18873 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18874 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18875 instead of DF_LR_OUT.
18876 * ira-lives.c (process_bb_node_lives): Ditto.
18877 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18878 instead of DF_LR_{OUT,IN}.
18879 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18880 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18882 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18884 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18885 (execute_lower_omp): Always run but take the short way out if -fopenmp
18887 (gate_lower_omp): Remove, forcing the pass manager to always run the
18888 pass and always set PROP_gimple_lomp.
18889 (pass_lower_omp): Remove gate function.
18890 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18891 PROP_trees. Instead, require it.
18892 * ipa-cp.c (pass_ipa_cp): Likewise.
18893 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18894 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18895 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18896 and PROP_gimple_leh.
18898 2009-04-03 Richard Guenther <rguenther@suse.de>
18900 PR middle-end/13146
18901 PR tree-optimization/23940
18902 PR tree-optimization/33237
18903 PR middle-end/33974
18904 PR middle-end/34093
18905 PR tree-optimization/36201
18906 PR tree-optimization/36230
18907 PR tree-optimization/38049
18908 PR tree-optimization/38207
18909 PR tree-optimization/38230
18910 PR tree-optimization/38301
18911 PR tree-optimization/38585
18912 PR middle-end/38895
18913 PR tree-optimization/38985
18914 PR tree-optimization/39299
18915 * tree-ssa-structalias.h: Remove.
18916 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18917 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18918 (struct vuse_element_d): Remove.
18919 (struct vuse_vec_d): Likewise.
18920 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18921 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18922 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18923 VUSE_ELEMENT_VAR): Likewise.
18924 (struct voptype_d): Likewise.
18925 (NUM_VOP_FREE_BUCKETS): Likewise.
18926 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18927 (struct stmt_operands_d): Remove.
18928 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18929 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18930 VDEF_NUM, VDEF_VECT): Likewise.
18931 (copy_virtual_operands): Remove.
18932 (operand_build_cmp): Likewise.
18933 (create_ssa_artificial_load_stmt): Likewise.
18934 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18935 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18936 vuse_index and mayuse_index members. Pack and move done and iter_type
18937 members to the front.
18938 (SSA_OP_VMAYUSE): Remove.
18939 (SSA_OP_VIRTUAL_USES): Adjust.
18940 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18941 (unlink_stmt_vdef): Declare.
18942 (add_to_addressable_set): Remove.
18943 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18944 (vrp_visit_stmt): Likewise.
18945 * doc/tree-ssa.texi (Alias analysis): Update.
18946 * doc/invoke.texi (max-aliased-vops): Remove docs.
18947 (avg-aliased-vops): Likewise.
18948 * tree-into-ssa.c (syms_to_rename): Remove.
18949 (need_to_update_vops_p): Likewise.
18950 (need_to_initialize_update_ssa_p): Rename to ...
18951 (update_ssa_initialized_fn): ... this. Track function we are
18953 (symbol_marked_for_renaming): Simplify.
18954 (add_new_name_mapping): Do not set need_to_update_vops_p.
18955 (dump_currdefs): Use SYMS_TO_RENAME.
18956 (rewrite_update_stmt): Always walk all uses/defs.
18957 (dump_update_ssa): Adjust.
18958 (init_update_ssa): Take function argument. Track what we are
18960 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18961 (create_new_def_for): Initialize for cfun, assert we are initialized
18963 (mark_sym_for_renaming): Simplify.
18964 (mark_set_for_renaming): Do not initialize update-ssa.
18965 (need_ssa_update_p): Simplify. Take function argument.
18966 (name_mappings_registered_p): Assert we ask for the correct function.
18967 (name_registered_for_update_p): Likewise.
18968 (ssa_names_to_replace): Likewise.
18969 (release_ssa_name_after_update_ssa): Likewise.
18970 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18971 (dump_decl_set): Do not print a newline.
18972 (debug_decl_set): Do it here.
18973 (dump_update_ssa): And here.
18974 * tree-ssa-loop-im.c (move_computations): Adjust.
18975 (movement_possibility): Likewise.
18976 (determine_max_movement): Likewise.
18977 (gather_mem_refs_stmt): Likewise.
18978 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18979 or NAME_MEMORY_TAG.
18980 * tree-complex.c (update_all_vops): Remove.
18981 (expand_complex_move): Adjust.
18982 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18983 Simplify test for memory referencing statement. Exclude
18984 non-invariant ADDR_EXPRs.
18985 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18986 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18987 (rdg_flag_uses): Likewise.
18988 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18990 (tree_optimize_tail_calls_1): Also split the
18991 edge from the entry block if we have degenerate PHI nodes in
18992 the first basic block.
18993 * tree.c (init_ttree): Remove memory-tag related code.
18994 (tree_code_size): Likewise.
18995 (tree_node_structure): Likewise.
18996 (build7_stat): Re-write to be build6_stat.
18997 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18998 (SSA_VAR_P): Adjust.
18999 (struct tree_memory_tag): Remove.
19000 (struct tree_memory_partition_tag): Likewise.
19001 (union tree_node): Adjust.
19002 (build7): Re-write to be build6.
19003 * tree-pass.h (pass_reset_cc_flags): Remove.
19004 (TODO_update_address_taken): New flag.
19005 (pass_simple_dse): Remove.
19006 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
19007 * params.h (MAX_ALIASED_VOPS): Remove.
19008 (AVG_ALIASED_VOPS): Likewise.
19009 * omp-low.c (expand_omp_taskreg): Update SSA form.
19010 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
19011 aliases the lhs in a copy stmt.
19012 * tree-ssa-dse.c (struct address_walk_data): Remove.
19013 (memory_ssa_name_same): Likewise.
19014 (memory_address_same): Likewise.
19015 (get_kill_of_stmt_lhs): Likewise.
19016 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
19017 unused stores. Look through PHI nodes into post-dominated regions.
19018 (dse_optimize_stmt): Simplify. Properly remove stores.
19019 (tree_ssa_dse): Compute dominators.
19020 (execute_simple_dse): Remove.
19021 (pass_simple_dse): Likewise.
19022 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
19023 gimple_loaded_syms and gimple_stored_syms computation.
19024 * toplev.c (dump_memory_report): Dump alias and pta stats.
19025 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
19026 (vn_reference_eq): Likewise.
19027 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
19028 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
19029 valueize_vuses): Remove.
19030 (get_def_ref_stmt_vuses): Simplify. Rename to ...
19031 (get_def_ref_stmt_vuse): ... this.
19032 (vn_reference_lookup_2): New function.
19033 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
19034 walking equivalent vuses. Simplify.
19035 (vn_reference_lookup): Likewise.
19036 (vn_reference_insert): Likewise.
19037 (vn_reference_insert_pieces): Likewise.
19038 (visit_reference_op_call): Simplify.
19039 (visit_reference_op_load): Likewise.
19040 (visit_reference_op_store): Likewise.
19041 (init_scc_vn): Remove shared_lookup_vuses initialization.
19042 (free_scc_vn): Remove shared_lookup_vuses freeing.
19043 (sort_vuses, sort_vuses_heap): Remove.
19044 (get_ref_from_reference_ops): Export.
19045 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
19046 vector with single vuse pointer.
19047 (vn_reference_lookup_pieces, vn_reference_lookup,
19048 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
19049 (shared_vuses_from_stmt): Remove.
19050 (get_ref_from_reference_ops): Declare.
19051 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
19052 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19053 memory-tag related code.
19054 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
19055 (likely_value): Add comment, skip static-chain of call statements.
19056 (surely_varying_stmt_p): Adjust.
19057 (gimplify_and_update_call_from_tree): Likewise.
19058 (execute_fold_all_builtins): Do not rebuild alias info.
19059 (gimplify_and_update_call_from_tree): Properly update VOPs.
19060 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
19061 (copy_ref_info): Remove memory-tag related code.
19062 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
19063 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
19064 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
19066 * tree-ssa-dom.c (gimple_p): Remove typedef.
19067 (eliminate_redundant_computations): Adjust.
19068 (record_equivalences_from_stmt): Likewise.
19069 (avail_expr_hash): Likewise.
19070 (avail_expr_eq): Likewise.
19071 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
19072 (stmt_makes_single_load): Likewise.
19073 (stmt_makes_single_store): Likewise.
19074 * tree-ssa-alias.c: Rewrite completely.
19075 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
19076 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
19077 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
19078 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
19079 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
19080 Remove public functions.
19081 (pass_reset_cc_flags): Remove.
19082 (pass_build_alias): Move ...
19083 * tree-ssa-structalias.c (pass_build_alias): ... here.
19084 * tree-ssa-alias.c (may_be_aliased): Move ...
19085 * tree-flow-inline.h (may_be_aliased): ... here.
19086 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
19087 count_uses_and_derefs): Move ...
19088 * gimple.c: ... here.
19089 * gimple.h (count_uses_and_derefs): Declare.
19090 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
19091 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
19092 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
19093 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
19094 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
19095 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
19096 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
19098 * tree-dfa.c (refs_may_alias_p): Move ...
19099 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
19100 * tree-ssa-alias.h: New file.
19101 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
19102 (statement_sink_location): Likewise.
19103 * opts.c (decode_options): Do not adjust max-aliased-vops or
19104 avg-aliased-vops values.
19105 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
19106 (TV_CALL_CLOBBER): Likewise.
19107 (TV_FLOW_SENSITIVE): Likewise.
19108 (TV_FLOW_INSENSITIVE): Likewise.
19109 (TV_MEMORY_PARTITIONING): Likewise.
19110 (TV_ALIAS_STMT_WALK): New timevar.
19111 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
19112 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
19113 (get_address_description): Remove memory-tag related code.
19114 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
19115 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
19116 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
19117 and immediate uses in statements. Document.
19118 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
19119 (dump_symbols): Remove.
19120 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
19121 * alias.c (get_deref_alias_set): New function split out from ...
19122 (get_alias_set): ... here.
19123 * alias.h (get_deref_alias_set): Declare.
19124 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
19125 type parameter. Remove restrict pointer handling. Create a
19126 ref-all pointer in case type-based alias sets do not conflict.
19127 (vect_analyze_data_refs): Remove SMT related code.
19128 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
19129 (vectorizable_load): Likewise.
19130 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
19131 (DR_SYMBOL_TAG, DR_VOPS): Remove.
19132 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
19133 Ignore vops and SMTs.
19134 (dr_analyze_alias): Likewise..
19135 (free_data_ref): Likewise.
19136 (create_data_ref): Likewise.
19137 (analyze_all_data_dependences): Likewise.
19138 (get_references_in_stmt): Adjust.
19139 * tree-flow-inline.h (gimple_aliases_computed_p,
19140 gimple_addressable_vars, gimple_call_clobbered_vars,
19141 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
19142 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
19143 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
19144 gimple_mem_ref_stats): Remove.
19145 (gimple_vop): New function.
19146 (op_iter_next_use): Remove vuses and mayuses cases.
19147 (op_iter_next_def): Remove vdefs case.
19148 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
19149 (clear_and_done_ssa_iter): Do not set removed fields.
19150 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
19151 Assert we are not iterating over vuses or vdefs if not also
19152 iterating over uses or defs.
19153 (op_iter_init_use): Likewise.
19154 (op_iter_init_def): Likewise.
19155 (op_iter_next_vdef): Remove.
19156 (op_iter_next_mustdef): Likewise.
19157 (op_iter_init_vdef): Likewise.
19158 (compare_ssa_operands_equal): Likewise.
19159 (link_use_stmts_after): Handle vuse operand.
19160 (is_call_used): Use is_call_clobbered.
19161 (is_call_clobbered): Global variables are always call clobbered,
19162 query the call-clobbers bitmap.
19163 (mark_call_clobbered): Ignore global variables.
19164 (clear_call_clobbered): Likewise.
19165 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
19166 virtual operands sanity check.
19167 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
19169 (TARGET_MEM_REF): Remove TMR_TAG operand.
19170 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
19171 Remove call-clobber related code.
19172 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
19173 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
19174 partitions or escape reason.
19175 (get_single_def_stmt, get_single_def_stmt_from_phi,
19176 get_single_def_stmt_with_phi): Remove.
19177 (dump_referenced_vars): Tidy.
19178 (get_ref_base_and_extent): Allow bare decls.
19179 (collect_dfa_stats): Adjust.
19180 * graphite.c (rename_variables_in_stmt): Adjust.
19181 (graphite_copy_stmts_from_block): Likewise.
19182 (translate_clast): Likewise.
19183 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
19185 (translate_vuse_through_block): Use the oracle.
19186 (phi_translate_1): Adjust.
19187 (value_dies_in_block_x): Use the oracle. Cache the outcome
19189 (valid_in_sets): Check if the VUSE for
19190 a REFERENCE is available.
19191 (eliminate): Do not remove stmts during elimination,
19192 instead queue and remove them afterwards.
19193 (do_pre): Do not rebuild alias info.
19194 (pass_pre): Run TODO_rebuild_alias before PRE.
19195 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
19196 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
19197 (mark_all_v_defs_stmt): Remove.
19198 (mark_all_v_defs_seq): Adjust.
19199 (sra_replace): Likewise.
19200 (scalarize_use): Likewise.
19201 (scalarize_copy): Likewise.
19202 (scalarize_init): Likewise.
19203 (scalarize_ldst): Likewise.
19204 (todoflags): Remove.
19205 (tree_sra): Do not rebuild alias info.
19206 (tree_sra_early): Adjust.
19207 (pass_sra): Run TODO_update_address_taken before SRA.
19208 * tree-predcom.c (set_alias_info): Remove.
19209 (prepare_initializers_chain): Do not call it.
19210 (mark_virtual_ops_for_renaming): Adjust.
19211 (mark_virtual_ops_for_renaming_list): Remove.
19212 (initialize_root_vars): Adjust.
19213 (initialize_root_vars_lm): Likewise.
19214 (prepare_initializers_chain): Likewise.
19215 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
19216 (may_propagate_copy_into_stmt): Likewise.
19217 (merge_alias_info): Do nothing for now.
19218 (propagate_tree_value_into_stmt): Adjust.
19219 (stmt_may_generate_copy): Likewise.
19220 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
19221 not mark symbols for renaming.
19222 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
19223 with the same statement, make sure to update the new pointed-to one.
19224 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
19225 call statements, do not mark symbols for renaming.
19226 (mark_operand_necessary): Dump something.
19227 (ref_may_be_aliased): New function.
19228 (mark_aliased_reaching_defs_necessary_1): New helper function.
19229 (mark_aliased_reaching_defs_necessary): Likewise.
19230 (mark_all_reaching_defs_necessary_1): Likewise.
19231 (mark_all_reaching_defs_necessary): Likewise.
19232 (propagate_necessity): Do not process virtual PHIs. For
19233 non-aliased loads mark all reaching definitions as necessary.
19234 For aliased loads and stores mark the immediate dominating
19235 aliased clobbers as necessary.
19236 (visited): New global static.
19237 (perform_tree_ssa_dce): Free visited bitmap after propagating
19239 (remove_dead_phis): Perform simple dead virtual PHI removal.
19240 (remove_dead_stmt): Properly unlink virtual operands when
19242 (eliminate_unnecessary_stmts): Schedule PHI removal after
19244 * tree-ssa-ter.c (is_replaceable_p): Adjust.
19245 (process_replaceable): Likewise.
19246 (find_replaceable_in_bb): Likewise.
19247 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
19248 based on the single gimple vop.
19249 (verify_flow_insensitive_alias_info): Remove.
19250 (verify_flow_sensitive_alias_info): Likewise.
19251 (verify_call_clobbering): Likewise.
19252 (verify_memory_partitions): Likewise.
19253 (verify_alias_info): Likewise.
19254 (verify_ssa): Adjust..
19255 (execute_update_addresses_taken): Export. Update SSA
19256 manually. Optimize only when optimizing. Use a local bitmap.
19257 (pass_update_address_taken): Remove TODO_update_ssa, add
19259 (pass_update_address_taken): Just use TODO_update_address_taken.
19260 (init_tree_ssa): Do not initialize addressable_vars.
19261 (verify_ssa): Verify new VUSE / VDEF properties.
19262 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
19263 Do not call verify_alias_info.
19264 (delete_tree_ssa): Clear the VUSE, VDEF operands.
19265 Do not free the loaded and stored syms bitmaps. Reset the escaped
19266 and callused solutions. Do not free addressable_vars.
19267 Remove memory-tag related code.
19268 (warn_uninitialized_var): Aliases are always available.
19269 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
19270 * lambda-code.c (can_put_in_inner_loop): Adjust.
19271 (can_put_after_inner_loop): Likewise.
19272 (perfect_nestify): Likewise.
19273 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
19274 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
19275 (vectorizable_conversion): Do not mark symbols for renaming.
19276 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
19277 (expand_call_inline): Unlink the calls virtual operands before
19279 (tree_function_versioning): Do not call update_ssa if we are not
19280 updating clones. Simplify.
19281 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
19282 (propagate_with_phi): Likewise..
19283 * tree-outof-ssa.c (create_temp): Remove memory tag and call
19284 clobber code. Assert we are not aliased or global.
19285 * tree-flow.h: Include tree-ssa-alias.h
19286 (enum escape_type): Remove.
19287 (struct mem_sym_stats_d): Likewise.
19288 (struct mem_ref_stats_d): Likewise.
19289 (struct gimple_df): Add vop member. Remove global_var,
19290 call_clobbered_vars, call_used_vars, addressable_vars,
19291 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19292 escaped and callused members.
19293 (struct ptr_info_def): Remove all members, add points-to solution
19295 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19296 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19297 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19298 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19299 (tree-ssa-alias.o): Likewise.
19300 (toplev.o): Add tree-ssa-alias.h
19301 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19302 * gimple.c (gimple_set_bb): Fix off-by-one error.
19303 (is_gimple_reg): Do not handle memory tags.
19304 (gimple_copy): Also copy virtual operands.
19305 Delay updating the statement. Do not reset loaded and stored syms.
19306 (gimple_set_stored_syms): Remove.
19307 (gimple_set_loaded_syms): Likewise.
19308 (gimple_call_copy_skip_args): Copy the virtual operands
19309 and mark the new statement modified.
19310 * tree-ssa-structalias.c (may_alias_p): Remove.
19311 (set_uids_in_ptset): Take the alias set to prune with as
19312 parameter. Fold in the alias test of may_alias_p.
19313 (compute_points_to_sets): Compute whether a ptr is dereferenced
19314 in a local sbitmap.
19315 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19316 other ADDRESSOF constraints on the lhs.
19317 (get_constraint_for_component_ref): Assert that we don't get
19318 ADDRESSOF constraints from the base of the reference.
19319 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19320 (struct variable_info): Remove collapsed_to member.
19321 (get_varinfo_fc): Remove.
19322 (new_var_info): Do not set collapsed_to.
19323 (dump_constraint): Do not follow cycles.
19324 (dump_constraint_graph): Likewise.
19325 (build_pred_graph): Likewise.
19326 (build_succ_graph): Likewise.
19327 (rewrite_constraints): Likewise.
19328 (do_simple_structure_copy): Remove.
19329 (do_rhs_deref_structure_copy): Remove.
19330 (do_lhs_deref_structure_copy): Remove.
19331 (collapse_rest_of_var): Remove.
19332 (do_structure_copy): Re-implement.
19333 (pta_stats): New global variable.
19334 (dump_pta_stats): New function.
19335 (struct constraint_expr): Make offset signed.
19336 (UNKNOWN_OFFSET): Define special value.
19337 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19338 (solution_set_expand): New helper function split out from ...
19339 (do_sd_constraint): ... here.
19340 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19341 (do_ds_constraint): Likewise.
19342 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19343 and CALLUSED = *CALLUSED.
19344 (set_union_with_increment): Make inc argument signed.
19345 (type_safe): Remove.
19346 (get_constraint_for_ptr_offset): Handle unknown and negative
19348 (first_vi_for_offset): Handle offsets before start. Bail
19349 out early for offsets beyond the variable extent.
19350 (first_or_preceding_vi_for_offset): New function.
19351 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19352 Together with ESCAPED = *ESCAPED this properly computes reachability.
19353 (find_what_var_points_to): New function.
19354 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19355 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19356 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19357 pt_solutions_intersect): New functions.
19358 (compute_call_used_vars): Remove.
19359 (compute_may_aliases): New main entry into PTA computation.
19360 * gimple.h (gimple_p): New typedef.
19361 (struct gimple_statement_base): Remove references_memory_p.
19362 (struct gimple_statement_with_memory_ops_base): Remove
19363 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19365 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19366 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19367 gimple_set_references_memory): Remove.
19368 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19369 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19371 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19372 (verify_expr): Allow RESULT_DECL.
19373 (gimple_duplicate_bb): Do not copy virtual operands.
19374 (gimple_duplicate_sese_region): Adjust.
19375 (gimple_duplicate_sese_tail): Likewise.
19376 (mark_virtual_ops_in_region): Remove.
19377 (move_sese_region_to_fn): Do not call it.
19378 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19379 and pass_simple_dse.
19380 (execute_function_todo): Handle TODO_update_address_taken,
19381 call execute_update_addresses_taken for TODO_rebuild_alias.
19382 (execute_todo): Adjust.
19383 (execute_one_pass): Init dump files early.
19384 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19386 (create_general_new_stmt): Clear vops.
19387 * tree-ssa-reassoc.c (get_rank): Adjust.
19388 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19389 symbols for renaming.
19390 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19391 (PARAM_AVG_ALIASED_VOPS): Likewise.
19392 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19393 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19394 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19395 (operand_build_cmp, copy_virtual_operands,
19396 create_ssa_artificial_load_stmt, add_to_addressable_set,
19397 gimple_add_to_addresses_taken): Remove public functions.
19398 (unlink_stmt_vdef): New function.
19400 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19402 * config.gcc (powerpc-*-linux*): Merge variants.
19404 2009-04-02 Chao-ying Fu <fu@mips.com>
19405 James Grosbach <james.grosbach@microchip.com>
19407 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19408 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19410 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19411 keep_interrupts_masked_p, use_debug_exception_return_p.
19412 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19413 keep_interrupts_masked, use_debug_exception_return.
19414 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19415 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19417 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19418 (mips_print_operand): Process COP0 registers to print $0 .. $31
19419 correctly for GAS to process.
19420 (mips_interrupt_extra_call_saved_reg_p): New function.
19421 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19423 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19424 (mips_compute_frame_info): Add supports for interrupt context that
19425 includes doubleword accumulators and COP0 registers.
19426 (mips_for_each_saved_acc): New function.
19427 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19428 mips_for_each_saved_reg.
19429 (mips_save_reg): Save accumulators.
19430 (mips_kernel_reg_p): A new for_each_rtx callback.
19431 (mips_expand_prologue): Support interrupt handlers.
19432 (mips_restore_reg): Restore accumulators.
19433 (mips_expand_epilogue): Support interrupt handlers.
19434 (mips_can_use_return_insn): Return false for interrupt handlers.
19435 (mips_epilogue_uses): New function.
19436 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19437 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19438 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19439 cop0_move): New instructions.
19440 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19441 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19443 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19445 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19446 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19447 interrupt handlers, we use K0 as the temporary register.
19448 (EPILOGUE_USES): Change to a function call.
19449 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19450 handlers, we use K0 as the temporary register.
19452 * doc/extend.texi (Function Attributes): Document interrupt,
19453 use_shadow_register_set, keep_interrupts_masked,
19454 use_debug_exception_return for MIPS attributes.
19456 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19458 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19459 Remove a number of t-files from tmake_file.
19460 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19461 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19462 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19463 target_prototype, not TARGET_PROTOTYPE.
19464 (LINK_OS_GNU_SPEC): Define.
19465 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19466 and darwin-ldoubdle.c.
19468 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19471 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19472 (cpp_options): Ditto.
19473 (default_compilers): Ditto.
19474 (display_help): Ditto.
19475 (process_command): Ditto.
19476 (do_spec_1): Ditto.
19477 (set_input): Use lbasename instead of duplicate code.
19478 (save_temps_prefix): New static for -save-temps=obj.
19479 (save_temps_length): Ditto.
19481 * doc/invoke.texi (-save-temps=obj): Document new variant to
19482 -save-temps switch.
19484 2009-04-02 Jeff Law <law@redhat.com>
19486 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19489 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19491 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19492 * configure: Regenerated.
19494 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19496 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19497 share the argument list.
19499 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19503 2009-02-12 Diego Novillo <dnovillo@google.com>
19505 * varpool.c (debug_varpool): New.
19506 * cgraph.h (debug_varpool): Declare.
19508 2009-04-02 Jan Hubicka <jh@suse.cz>
19510 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19513 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19515 * config/i386/i386.c (ix86_abi): Move initialization to ...
19516 (override_options): Here.
19518 2009-04-02 Christian Bruel <christian.bruel@st.com>
19520 * config/sh/sh.c (sh_dwarf_register_span): New function.
19521 (TARGET_DWARF_REGISTER_SPAN): Define.
19522 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19524 2009-04-02 Ira Rosen <irar@il.ibm.com>
19526 PR tree-optimization/39595
19527 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19528 interleaved loads group is not greater than the SLP group size.
19530 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19532 * builtins.c (is_builtin_name): New.
19533 (called_as_built_in): Use is_builtin_name.
19534 * tree.h (is_builtin_name): New.
19535 * varasm.c (incorporeal_function_p): Use is_builtin_name
19537 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19539 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19541 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19544 * c-decl.c (clone_underlying_type): Move this ...
19545 * c-common.c (set_underlying_type): ... here.
19546 Also, make sure the function properly sets TYPE_STUB_DECL() on
19547 the newly created typedef variant type.
19548 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19549 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19552 2009-04-02 Richard Guenther <rguenther@suse.de>
19554 PR tree-optimization/37221
19555 * tree-flow.h (degenerate_phi_result): Declare.
19556 * tree-ssa-dom.c (degenerate_phi_result): Export.
19557 * tree-scalar-evolution.c (analyze_initial_condition): If
19558 the initial condition is defined by a degenerate PHI node
19559 use the degenerate value.
19561 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19563 PR rtl-optimization/39588
19564 * combine.c (merge_outer_ops): Do not set the constant when this
19566 (simplify_shift_const_1): Do not modify it either in this case.
19568 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19570 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19571 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19573 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19576 * c-lex.c (interpret_float): Default (no suffix) is double.
19578 2009-04-1 Xinliang David Li <davidxl@google.com>
19580 * config/i386/i386.c (legitimate_constant_p): Recognize
19581 all one vector constant.
19583 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19585 * config/vax/vax.c: Add #includes to silence warnings.
19586 Change #include order to silence two warnings.
19588 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19590 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19591 (ASM_SPEC): Pass -k to the assembler for PIC code.
19593 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19595 * config.gcc: Add vax-*-linux* to the switch.
19596 * config/vax/linux.h: New file. (TARGET_VERSION,
19597 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19599 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19601 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19602 Use predicate macros instead of GET_CODE() == foo.
19603 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19604 ashlsi3, rotrsi3, <unnamed>): Likewise.
19606 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19608 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19609 jbbccihi, jbbccisi): Remova trailing whitespace.
19610 * config/vax/constraints.md: Likewise.
19611 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19612 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19613 * config/vax/predicates.md: Likewise.
19614 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19615 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19616 * config/vax/vax.h: Likewise.
19617 * config/vax/vax.md (nonlocal_goto): Likewise.
19619 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19621 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19622 (indirectable_address_p, adjacent_operands_p): Add spaces around
19624 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19626 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19628 * config/vax/vax.c (legitimate_constant_address_p,
19629 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19630 index_term_p, reg_plus_index_p, legitimate_address_p,
19631 vax_mode_dependent_address_p): Update comments to match functions
19632 modified by the recent int->bool conversion.
19634 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19636 * config/vax/builtins.md: Update copyright message.
19637 * config/vax/constraints.md: Likewise.
19638 * config/vax/netbsd-elf.h: Likewise.
19639 * config/vax/predicates.md: Likewise.
19640 * config/vax/vax-protos.h: Likewise.
19641 * config/vax/vax.c: Likewise.
19642 * config/vax/vax.h: Likewise.
19643 * config/vax/vax.md: Likewise.
19644 * config/vax/vax.opt: Likewise.
19646 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19648 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19649 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19650 * config/vax/constraints.md (B, R): Likewise.
19651 * config/vax/predicates.md (external_memory_operand,
19652 nonimmediate_addsub_di_operand): Likewise.
19653 * config/vax/vax.c (vax_output_int_add): Likewise.
19654 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19655 untyped_call): Likewise.
19657 2009-04-01 Matt Thomas <matt@3am-software.com>
19659 * config/vax/predicates.md: New file.
19660 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19661 external_const_operand, nonsymbolic_operand, external_memory_operand,
19662 indirect_memory_operand, indexed_memory_operand,
19663 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19664 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19666 * config/vax/constraints.md: New file.
19667 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19669 * config/vax/builtins.md: New file.
19670 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19671 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19673 * config/vax/vax.opt (mqmath): Add option.
19674 * config/vax/vax.md (isfx): Extend with DI.
19675 (VAXintQH, VAXintQHSD): Define.
19676 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19677 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19678 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19679 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19680 (movdi): Update constraints and use vax_output_int_move().
19681 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19682 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19683 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19684 nonlocal_goto): New.
19685 (mov<mode>): Extend accepted operand types.
19686 (subdi3_old): Rename from subdi3, change update constraints and use
19687 a new implementation.
19688 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19689 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19690 MOVE_RATIO, CLEAR_RATIO): Define.
19691 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19692 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19693 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19694 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19695 (split_quadword_operands): Make static and really allow variable
19697 (print_operand_address): Update for PIC generation.
19698 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19699 indexable_address_p, fixup_mathdi_operand,
19700 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19701 (vax_float_literal, legitimate_constant_p,
19702 indirectable_constant_address_p, index_term_p,
19703 reg_plus_index_p): Return bool instead of int.
19704 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19706 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19708 (vax_output_conditional_branch): Indent.
19709 (legitimate_constant_address_p, indirectable_constant_address_p,
19710 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19711 vax_mode_dependent_address_p): Return bool instead of int, update for
19713 * config/vax/vax-protos.h (legitimate_constant_address_p,
19714 legitimate_constant_p, legitimate_address_p,
19715 vax_mode_dependent_address_p): Change declaration to bool.
19716 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19717 vax_expand_addsub_di_operands, vax_output_int_subtract,
19718 vax_output_movmemsi): Declare.
19719 (split_quadword_operands, vax_float_literal): Delete declaration.
19720 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19721 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19722 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19723 ASM_OUTPUT_DWARF_PCREL): Define.
19724 (ASM_SPEC): Change definition to allow PIC generation.
19726 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19728 * doc/sourcebuild.texi: Update front-end requirements.
19730 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19733 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19734 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19735 (booldi3_internal3): Use boolean_or_operator instead of
19738 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19741 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19742 declarator whose size is not an integer constant expression but
19743 folds to an integer constant, then treat it as a constant
19746 2009-04-01 Richard Guenther <rguenther@suse.de>
19748 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19749 i * 4 + 2 to (i * 2 + 1) * 2.
19751 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19754 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19755 return if c_parser_asm_string_literal returned NULL.
19757 2009-04-01 Nick Clifton <nickc@redhat.com>
19759 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19761 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19762 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19763 other typedefs to avoid conflicts with libgcc2.c. Define labels
19764 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19766 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19767 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19770 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19772 * varasm.c (default_function_rodata_section): Declare DOT as
19775 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19776 Andrey Galkin <agalkin@hypercom.com>
19779 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19780 Make object_name unique for each process.
19782 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19785 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19786 addressable variables in the parallel that could go out of scope while
19787 running queued tasks.
19789 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19791 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19792 (CASE_VALUES_THRESHOLD): Redefine.
19793 * config/avr/avr.c (avr_override_options): Remove initialization of
19794 avr_case_values_threshold variable.
19795 (avr_case_values_threshold): Remove variable. Add new function.
19796 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19797 * config/avr/avr.opt (mno-tablejump): Remove option.
19798 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19800 2009-04-01 DJ Delorie <dj@redhat.com>
19802 * varasm.c (default_function_rodata_section): Don't assume
19803 anything about where the first '.' in the section name is.
19805 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19807 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19808 rs6000_emit_stack_tie.
19810 2009-03-31 Ian Lance Taylor <iant@google.com>
19812 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19813 gimple_code with GIMPLE_RESX, not RESX.
19815 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19817 * c-common.c (c_get_ident): New.
19818 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19820 2009-04-01 Ben Elliston <bje@au.ibm.com>
19822 * config/rs6000/sysv4.opt (msdata): Improve option description.
19824 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19826 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19827 (divdf3_internal_lat): Remove.
19828 (divxf3_internal_lat): Remove.
19829 (divxf3_internal_thr): Remove.
19830 (divxf): Use divxf3_internal.
19831 * config/ia64/div.md (divsf3_internal_lat): New.
19832 (divdf3_internal_lat): New.
19833 (divxf3_internal): New.
19835 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19838 * Makefile.in (USE_GCC_STDINT): Define.
19839 (stmp-int-hdrs): Install stdint.h if applicable.
19840 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19842 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19843 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19844 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19845 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19846 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19847 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19848 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19849 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19850 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19851 (c_common_nodes_and_builtins): Initialize
19852 underlying_wchar_type_node. Do not initialize
19853 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19854 nodes for new types.
19855 (c_stddef_cpp_builtins): Define macros for new types.
19856 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19858 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19859 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19860 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19861 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19862 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19863 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19864 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19865 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19866 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19867 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19868 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19869 int16_type_node, int32_type_node, int64_type_node,
19870 uint8_type_node, uint16_type_node, c_uint32_type_node,
19871 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19872 int_least32_type_node, int_least64_type_node,
19873 uint_least8_type_node, uint_least16_type_node,
19874 uint_least32_type_node, uint_least64_type_node,
19875 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19876 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19877 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19878 uintptr_type_node): Define.
19879 * c-cppbuiltin.c (builtin_define_constants,
19880 builtin_define_type_minmax): New.
19881 (builtin_define_stdint_macros): Define more macros.
19882 (c_cpp_builtins): Define more limit macros.
19883 (type_suffix): New.
19884 (builtin_define_type_max): Define in terms of
19885 builtin_define_type_minmax. Remove is_long parameter. All
19887 * config.gcc (use_gcc_stdint): Define.
19888 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19889 Add newlib-stdint.h for generic targets.
19890 * config/glibc-stdint.h, config/newlib-stdint.h,
19891 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19892 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19893 * config/score/score.h (UINTPTR_TYPE): Define.
19894 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19895 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19896 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19897 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19898 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19899 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19900 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19901 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19902 * config/spu/spu.h (STDINT_LONG32): Define.
19903 * configure.ac (use_gcc_stdint): Substitute.
19904 * configure: Regenerate.
19905 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19906 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19907 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19908 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19909 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19910 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19911 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19912 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19913 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19914 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19915 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19916 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19917 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19918 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19919 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19920 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19921 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19922 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19923 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19924 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19925 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19926 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19927 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19928 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19929 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19930 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19931 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19932 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19933 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19935 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19937 * loop-iv.c (suitable_set_for_replacement): Renamed from
19938 simplify_using_assignment; changed to return bool and to accept new
19939 args DEST and SRC. Return true iff we find a source/destination pair
19940 that can be used to make a replacement, and fill SRC and DEST if so.
19941 Remove arg ALTERED. Don't deal with altered regs here. All callers
19943 (simplify_using_initial_values): Deal with altered regs here and track
19944 more precisely the effect they have on the validity of our expression.
19946 * loop-iv.c (simplify_using_condition): A condition of the form
19947 (EQ REG CONST) can be used to simply make a substitution.
19948 (simplify_using_initial_values): Keep track of conditions we have seen
19949 and keep using them to simplify new expressions, while applying the
19950 same substitutions to them as to the expression.
19952 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19953 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19956 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19957 changed. Use this when trying to improve the upper bound.
19958 Generate the comparison by using simplify_gen_relational.
19960 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19962 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19964 (simplify_using_assignment, simplify_using_initial_values): Call
19965 replace_in_expr to make replacements. Call replace_single_def_regs
19966 once on the initial version of the expression.
19968 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19971 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19973 2009-03-31 Richard Guenther <rguenther@suse.de>
19975 PR middle-end/31029
19976 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19977 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19979 2009-03-31 Richard Guenther <rguenther@suse.de>
19981 * tree.h (div_if_zero_remainder): Declare.
19982 * fold-const.c (div_if_zero_remainder): Export.
19983 * tree-ssa-forwprop.c
19984 (forward_propagate_addr_into_variable_array_index): Handle
19985 constant array index addition outside of the variable index.
19987 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19990 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19991 define_splits, floatunssi<mode>2): Require x87 conversions from
19992 DImode to be permitted.
19994 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19996 PR preprocessor/15638
19997 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19999 2009-03-31 Richard Guenther <rguenther@suse.de>
20001 PR middle-end/23401
20002 PR middle-end/27810
20003 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
20004 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
20005 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
20006 a separate statement.
20007 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
20008 (lookup_tmp_var): Likewise.
20009 (is_gimple_formal_tmp_or_call_rhs): Remove.
20010 (is_gimple_reg_or_call_rhs): Rename to ...
20011 (is_gimple_reg_rhs_or_call): ... this.
20012 (is_gimple_mem_or_call_rhs): Rename to ...
20013 (is_gimple_mem_rhs_or_call): ... this.
20014 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
20015 DECL_GIMPLE_REG_P only if is_formal is true.
20016 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
20017 for non-proper post-modify expression gimplification.
20018 (gimplify_self_mod_expr): For post-modify expressions gimplify
20019 the lvalue to a minimal lvalue.
20020 (rhs_predicate_for): Remove formal temp case.
20021 (gimplify_modify_expr_rhs): Likewise.
20022 (gimplify_addr_expr): Use is_gimple_reg.
20023 (gimplify_expr): Remove formal temp cases.
20024 (gimple_regimplify_operands): Likewise.
20025 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
20026 and FILTER_EXPR like constants.
20027 * gimple.c (walk_gimple_op): Fix val_only initialization, use
20029 (is_gimple_formal_tmp_rhs): Remove.
20030 (is_gimple_reg_rhs): Remove special casing.
20031 (is_gimple_mem_rhs): Fix.
20032 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
20033 (is_gimple_formal_tmp_var): Remove.
20034 (is_gimple_formal_tmp_reg): Likewise.
20035 (is_gimple_min_lval): Allow invariant component ref parts.
20036 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
20037 is_gimple_formal_tmp_reg): Remove declarations.
20038 * tree-cfg.c (verify_expr): Verify that variables with address
20039 taken do not have DECL_GIMPLE_REG_P set.
20040 * tree-mudflap.c (mf_build_check_statement_for): Use
20041 force_gimple_operand instead of gimplify_expr.
20043 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
20045 * modulo-sched.c (sms_schedule_by_order): Pass the actual
20046 schedulable rows to compute_split_row.
20048 2009-03-31 Ben Elliston <bje@au.ibm.com>
20051 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
20054 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20056 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
20057 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
20058 * configure: Regenerate.
20059 * config.in: Regenerate.
20060 * config/rs6000/rs6000.opt (mtls-markers): Add.
20061 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
20062 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
20063 (tls_ld_aix, tls_ld_sysv): Likewise.
20064 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
20065 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
20067 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20069 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
20071 2009-03-30 Jan Hubicka <jh@suse.cz>
20073 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
20075 (tree_remove_unreachable_handlers): Cleanup EH predecestor
20076 detection and label handling.
20078 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20080 * ira-int.h (ira_allocno): Rename left_conflicts_num to
20081 left_conflicts_size.
20082 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
20083 ALLOCNO_LEFT_CONFLICTS_SIZE.
20085 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
20086 remove_allocno_from_bucket_and_push,
20087 allocno_spill_priority_compare, push_allocnos_to_stack,
20088 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20089 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
20090 (setup_allocno_left_conflicts_num): Ditto. Rename to
20091 setup_allocno_left_conflicts_size.
20092 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20093 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
20094 setup_allocno_left_conflicts_size instead of
20095 setup_allocno_left_conflicts_num.
20097 * ira-build.c (ira_create_allocno): Use
20098 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
20099 ALLOCNO_LEFT_CONFLICTS_NUM.
20101 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20103 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20104 instead of DF_LR_OUT.
20106 * ira-lives.c (process_bb_node_lives): Ditto.
20108 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20109 instead of DF_LR_{OUT,IN}.
20111 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20113 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20115 2009-03-30 Jan Hubicka <jh@suse.cz>
20117 * except.c (label_to_region_map): Fix thinko.
20119 2009-03-30 Steve Ellcey <sje@cup.hp.com>
20121 PR middle-end/38237
20122 * tree.h (tree_find_value): New declaration.
20123 * tree.c (tree_find_value): New function.
20124 * varasm.c (assemble_external): Avoid duplicate entries on lists.
20126 2009-03-30 Jakub Jelinek <jakub@redhat.com>
20129 * c-decl.c (struct c_binding): Add locus field.
20130 (bind): Add locus argument, set locus field from it.
20131 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
20132 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
20133 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
20134 implicitly_declare, undeclared_variable, lookup_label,
20135 declare_label, c_make_fname_decl, c_builtin_function,
20136 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
20139 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
20142 * config/i386/i386.c (classify_argument): Check total size of
20145 2009-03-30 Martin Jambor <mjambor@suse.cz>
20147 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
20148 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
20149 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
20152 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
20153 seen_variable_array_ref while also traversing a union.
20155 * tree-inline.c (optimize_inline_calls): Do not call
20156 cgraph_node_remove_callees.
20157 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
20158 (pass_remove_cgraph_callee_edges): New variable.
20159 * passes.c (init_optimization_passes): Add
20160 pass_remove_cgraph_callee_edges after early inlining and before all
20161 late intraprocedural passes.
20163 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
20165 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20167 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
20168 Fix typos in names.
20170 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20172 * combine.c (simplify_comparison): Use have_insn_for.
20173 * dojump.c (do_jump): Likewise.
20175 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20177 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
20178 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
20179 sparc_compare_op0 like sparc_compare_emitted used to be handled.
20180 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
20181 instead of sparc_compare_emitted.
20182 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
20183 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
20184 instead of sparc_compare_emitted.
20186 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20188 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
20189 enter/exit cfglayout mode.
20190 (pass_partition_block): Require it.
20191 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
20192 (combine_instructions): Track basic blocks instead of labels.
20193 (update_cfg_for_uncondjump): New.
20194 (try_combine): Use it. Update jumps after rescanning.
20195 (pass_combine): Require PROP_cfglayout.
20196 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
20198 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20200 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
20201 Provide/destroy PROP_cfglayout respectively.
20202 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
20203 * tree-pass.h (PROP_cfglayout): New.
20205 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20207 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
20208 fold_convert_const_fixed_from_fixed,
20209 fold_convert_const_fixed_from_int,
20210 fold_convert_const_fixed_from_real, fold_negate_const): Do not
20211 set TREE_CONSTANT_OVERFLOW.
20212 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
20213 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
20215 2009-03-30 Ira Rosen <irar@il.ibm.com>
20217 * tree-vect-loop-manip.c: New file.
20218 * tree-vectorizer.c: Update documentation and included files.
20219 (vect_loop_location): Make extern.
20220 (rename_use_op): Move to tree-vect-loop-manip.c
20221 (rename_variables_in_bb, rename_variables_in_loop,
20222 slpeel_update_phis_for_duplicate_loop,
20223 slpeel_update_phi_nodes_for_guard1,
20224 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
20225 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
20226 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
20227 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
20228 find_loop_location): Likewise.
20229 (new_stmt_vec_info): Move to tree-vect-stmts.c.
20230 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
20231 get_vectype_for_scalar_type, vect_is_simple_use,
20232 supportable_widening_operation, supportable_narrowing_operation):
20234 (bb_in_loop_p): Move to tree-vect-loop.c.
20235 (new_loop_vec_info, destroy_loop_vec_info,
20236 reduction_code_for_scalar_code, report_vect_op,
20237 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
20238 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
20239 (vect_supportable_dr_alignment): Likewise.
20240 * tree-vectorizer.h (tree-data-ref.h): Include.
20241 (vect_loop_location): Declare.
20242 Reorganize function declarations according to the new file structure.
20243 * tree-vect-loop.c: New file.
20244 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
20245 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
20246 * tree-vect-data-refs.c: New file.
20247 * tree-vect-patterns.c (timevar.h): Don't include.
20248 * tree-vect-stmts.c: New file.
20249 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
20250 tree-vect-slp.c, tree-vect-loop.c.
20251 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
20252 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
20253 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
20254 (tree-vect-analyze.o): Remove.
20255 (tree-vect-transform.o): Likewise.
20256 (tree-vect-data-refs.o): Add rule.
20257 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
20258 tree-vect-slp.o): Likewise.
20259 (tree-vect-patterns.o): Remove redundant dependencies.
20260 (tree-vectorizer.o): Likewise.
20261 * tree-vect-slp.c: New file.
20263 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20265 * optc-gen.awk: Warn if an option flag has multiple different
20268 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
20270 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
20271 -floop-block): Document dependences on PPL, CLooG and Graphite.
20273 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20275 PR rtl-optimization/323
20276 * c-common.c (c_fully_fold, convert_and_check,
20277 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
20278 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
20279 * c-common.def (EXCESS_PRECISION_EXPR): New.
20280 * c-cppbuiltin.c (builtin_define_float_constants): Define
20281 constants with enough digits for long double.
20282 * c-lex.c (interpret_float): Interpret constant with excess
20283 precision where appropriate.
20284 * c-opts.c (c_common_post_options): Set
20285 flag_excess_precision_cmdline. Give an error for
20286 -fexcess-precision=standard for C++ for processors where the
20287 option is significant.
20288 * c-parser.c (c_parser_conditional_expression): Handle excess
20289 precision in condition.
20290 * c-typeck.c (convert_arguments): Handle arguments with excess
20292 (build_unary_op): Move excess precision outside operation.
20293 (build_conditional_expr): Likewise.
20294 (build_compound_expr): Likewise.
20295 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20296 (build_modify_expr): Handle excess precision in RHS.
20297 (convert_for_assignment): Handle excess precision in converted
20299 (digest_init, output_init_element, process_init_element): Handle
20300 excess precision in initializer.
20301 (c_finish_return): Handle excess precision in return value.
20302 (build_binary_op): Handle excess precision in operands and add
20303 excess precision as needed for operation.
20304 * common.opt (-fexcess-precision=): New option.
20305 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20306 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20307 For standard excess precision, output explicit conversion to and
20308 truncation from XFmode.
20309 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20310 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20311 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20312 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20313 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20314 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20315 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20316 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20317 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20318 define_splits, sqrt<mode>2): Disable where appropriate for
20319 standard excess precision.
20320 * convert.c (convert_to_real): Do not shorten arithmetic to type
20321 for which excess precision would be used.
20322 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20323 * doc/invoke.texi (-fexcess-precision=): Document option.
20324 (-mfpmath=): Correct index entry.
20325 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20326 flag_excess_precision): New.
20327 * langhooks.c (lhd_post_options): Set
20328 flag_excess_precision_cmdline.
20329 * opts.c (common_handle_option): Handle -fexcess-precision=.
20330 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20331 init_excess_precision): New.
20332 (lang_dependent_init_target): Call init_excess_precision.
20333 * tree.c (excess_precision_type): New.
20334 * tree.h (excess_precision_type): Declare.
20336 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20339 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20340 non-lvalue to component.
20342 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20344 PR preprocessor/34695
20345 * Makefile.in (c-opts.o): Depend on c-tree.h.
20346 * c-common.c: Move down include of diagnostic.h.
20347 (done_lexing, c_cpp_error): New.
20348 * c-common.h (done_lexing): Declare.
20349 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20351 * c-opts.c: Include c-tree.h.
20352 (c_common_init_options): Set preprocessor error callback.
20353 (c_common_handle_option): Do not set preprocessor
20354 inhibit_warnings, warnings_are_errors, warn_system_headers,
20355 pedantic_errors or inhibit_warnings flags.
20356 (c_common_post_options): Do not check cpp_errors (parse_in).
20357 (c_common_finish): Do not output dependencies if there were
20358 errors. Do not check return value of cpp_finish.
20359 * c-ppoutput.c (pp_file_change): Set input_location.
20360 * c-tree.h (c_cpp_error): Declare.
20361 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20363 (diagnostic_build_prefix): Check override_column.
20364 * diagnostic.h (diagnostic_info): Add override_column field.
20365 (diagnostic_override_column): Define.
20367 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20369 * c-common.c (c_expand_expr, c_staticp): Remove.
20370 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20371 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20372 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20373 * c-gimplify.c (gimplify_compound_literal_expr,
20374 optimize_compound_literals_in_ctor): Remove.
20375 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20376 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20377 * c-semantics.c (emit_local_var): Remove.
20379 * langhooks-def.h (lhd_expand_expr): Remove.
20380 * langhooks.c (lhd_expand_expr): Remove.
20381 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20383 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20384 handling from c-semantics.c; don't call into langhook.
20385 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20386 * gimplify.c (gimplify_compound_literal_expr,
20387 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20388 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20389 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20390 as was done in c-gimplify.c.
20391 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20392 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20393 Move from c-common.h.
20394 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20396 * tree.c (staticp): Do not call langhook.
20397 * langhooks.c (lhd_staticp): Delete.
20398 * langhooks-def.h (lhd_staticp): Delete prototype.
20399 (LANG_HOOKS_STATICP): Delete.
20400 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20402 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20403 instead of DECL_STMTs.
20405 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20413 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20415 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20416 contained expression.
20417 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20418 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20419 conditional expressions for C.
20420 (decl_constant_value_for_optimization): Move from
20421 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20422 whether optimizing and that the expression is a VAR_DECL not of
20423 array type instead of doing such checks in the caller. Do not
20424 check pedantic. Call gcc_unreachable for C++.
20425 * c-common.def (C_MAYBE_CONST_EXPR): New.
20426 * c-common.h (c_fully_fold, c_save_expr,
20427 decl_constant_value_for_optimization): New prototypes.
20428 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20429 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20430 EXPR_INT_CONST_OPERANDS): Define.
20431 * c-convert.c (convert): Strip nops from expression.
20432 * c-decl.c (groktypename): Take extra parameters expr and
20433 expr_const_operands. Update call to grokdeclarator.
20434 (start_decl): Update call to grokdeclarator. Add statement for
20435 expressions used in type of decl.
20436 (grokparm): Update call to grokdeclarator.
20437 (push_parm_decl): Update call to grokdeclarator.
20438 (build_compound_literal): Add parameter non_const and build a
20439 C_MAYBE_COSNT_EXPR if applicable.
20440 (grokdeclarator): Take extra parameters expr and
20441 expr_const_operands. Track expressions used in declaration
20442 specifiers and declarators. Fold array sizes and track whether
20443 they are constant expressions and whether they are integer
20444 constant expressions.
20445 (parser_xref_tag): Set expr and expr_const_operands fields in
20447 (grokfield): Update call to grokdeclarator.
20448 (start_function): Update call to grokdeclarator.
20449 (build_null_declspecs): Set expr and expr_const_operands fields in
20451 (declspecs_add_type): Handle expressions in typeof specifiers.
20452 * c-parser.c (c_parser_declspecs): Set expr and
20453 expr_const_operands fields for declaration specifiers.
20454 (c_parser_enum_specifier): Likewise.
20455 (c_parser_struct_or_union_specifier): Likewise.
20456 (c_parser_typeof_specifier): Likewise. Update call to
20457 groktypename. Fold expression as needed. Return expressions with
20458 type instead of adding statements.
20459 (c_parser_attributes): Update calls to c_parser_expr_list.
20460 (c_parser_statement_after_labels): Fold expression before passing
20461 to objc_build_throw_stmt.
20462 (c_parser_condition): Fold expression.
20463 (c_parser_asm_operands): Fold expression.
20464 (c_parser_conditional_expression): Use c_save_expr. Update call
20465 to build_conditional_expr.
20466 (c_parser_alignof_expression): Update call to groktypename.
20467 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20468 original_code. Fold expression argument of va_arg. Create
20469 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20470 argument to va_arg. Update calls to groktypename. Fold array
20471 index for offsetof. Verify that first argument to
20472 __builtin_choose_expr has integer type.
20473 (c_parser_postfix_expression_after_paren_type): Update calls to
20474 groktypename and build_compound_literal. Handle expressions with
20475 side effects in type name.
20476 (c_parser_postfix_expression_after_primary): Update call to
20477 c_parser_expr_list. Set original_code for calls to
20478 __builtin_constant_p.
20479 (c_parser_expr_list): Take extra parameter fold_p. Fold
20480 expressions if requested.
20481 (c_parser_objc_type_name): Update call to groktypename.
20482 (c_parser_objc_synchronized_statement): Fold expression.
20483 (c_parser_objc_receiver): Fold expression.
20484 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20485 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20486 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20487 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20488 (struct c_typespec): Add elements expr and expr_const_operands.
20489 (struct c_declspecs): Add elements expr and expr_const_operands.
20490 (groktypename, build_conditional_expr, build_compound_literal):
20492 (in_late_binary_op): Declare.
20493 * c-typeck.c (note_integer_operands): New function.
20494 (in_late_binary_op): New variable.
20495 (decl_constant_value_for_broken_optimization): Move to c-common.c
20496 and rename to decl_constant_value_for_optimization.
20497 (default_function_array_conversion): Do not strip nops.
20498 (default_conversion): Do not call
20499 decl_constant_value_for_broken_optimization.
20500 (build_array_ref): Do not fold result.
20501 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20502 result when operand is a VLA.
20503 (c_expr_sizeof_type): Update call to groktypename. Handle
20504 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20505 result when operand names a VLA type.
20506 (build_function_call): Update call to build_compound_literal.
20507 Only fold result for calls to __builtin_* functions. Strip
20508 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20509 the function designator.
20510 (convert_arguments): Fold arguments. Update call to
20511 convert_for_assignment.
20512 (build_unary_op): Handle increment and decrement of
20513 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20514 decrement earlier. Fold operand of increment and decrement.
20515 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20516 built for integer operand. Wrap returns that are INTEGER_CSTs
20517 without being integer constant expressions or that have integer
20518 constant operands without being INTEGER_CSTs.
20519 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20520 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20521 result is an integer constant expression or can be used in
20522 unevaluated parts of one and avoid folding and wrap as
20523 appropriate. Fold operands before possibly doing -Wsign-compare
20525 (build_compound_expr): Wrap result for C99 if operands can be used
20526 in integer constant expressions.
20527 (build_c_cast): Update call to digest_init. Do not ignore
20528 overflow from casting floating-point constants to integers. Wrap
20529 results that could be confused with integer constant expressions,
20530 null pointer constants or floating-point constants.
20531 (c_cast_expr): Update call to groktypename. Handle expressions
20532 included in type name.
20533 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20534 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20535 Update calls to convert_for_assignment.
20536 (convert_for_assignment): Take new parameter
20537 null_pointer_constant. Do not strip nops or call
20538 decl_constant_value_for_broken_optimization. Set
20539 in_late_binary_op for conversions to boolean.
20540 (store_init_value): Update call to digest_init.
20541 (digest_init): Take new parameter null_pointer_constant. Do not
20542 call decl_constant_value_for_broken_optimization. pedwarn for
20543 initializers not constant expressions. Update calls to
20544 convert_for_assignment.
20545 (constructor_nonconst): New.
20546 (struct constructor_stack): Add nonconst element.
20547 (really_start_incremental_init, push_init_level, pop_init_level):
20548 Handle constructor_nonconst and nonconst element.
20549 (set_init_index): Call constant_expression_warning for array
20551 (output_init_element): Fold value. Set constructor_nonconst as
20552 applicable. pedwarn for initializers not constant expressions.
20553 Update call to digest_init. Call constant_expression_warning
20554 where constant initializers are required.
20555 (process_init_element): Use c_save_expr.
20556 (c_finish_goto_ptr): Fold expression.
20557 (c_finish_return): Fold return value. Update call to
20558 convert_for_assignment.
20559 (c_start_case): Fold switch expression.
20560 (c_process_expr_stmt): Fold expression.
20561 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20562 ensure statement expression is not evaluated in constant expression.
20563 (build_binary_op): Track whether results are integer constant
20564 expressions or may occur in such, disable folding and wrap results
20565 as applicable. Fold operands for -Wsign-compare warnings unless
20567 (c_objc_common_truthvalue_conversion): Handle results folded to
20568 integer constants that are not integer constant expressions.
20569 * doc/extend.texi: Document when typeof operands are evaluated,
20570 that condition of __builtin_choose_expr is an integer constant
20571 expression, and more about use of __builtin_constant_p in
20574 2009-03-29 Richard Guenther <rguenther@suse.de>
20576 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20577 propagate addresses of array references.
20579 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20581 * regmove.c (perhaps_ends_bb_p): Remove.
20582 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20583 from INSN and check that the main loop stays within that basic block.
20584 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20585 (regmove_forward_pass): Split out from regmove_optimize. Use
20586 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20587 (regmove_backward_pass): Split out from regmove_optimize. Use
20588 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20589 (regmove_optimize): Simplify.
20591 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20594 * config/i386/i386.c (classify_argument): Ignore flexible array
20595 member in struct and warn ABI change.
20597 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20599 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20601 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20602 (ix86_adjust_cost): Updated.
20604 2009-03-29 Jan Hubicka <jh@suse.cz>
20606 PR middle-end/28850
20607 * tree-pass.h (pass_cleanup_eh): New function.
20608 (remove_unreachable_regions): Break code handling RTL
20609 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20610 that can not be reached by runtime.
20611 (can_be_reached_by_runtime): New function.
20612 (label_to_region_map): New function.
20613 (num_eh_regions): New function.
20614 (rtl_remove_unreachable_regions): New function.
20615 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20616 (remove_eh_region): New function.
20617 * except.h: Include sbitmap and vecprim.
20618 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20619 num_eh_regions): Declare.
20620 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20621 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20622 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20623 (tree_empty_eh_handler_p): New function.
20624 (cleanup_empty_eh): New function.
20625 (cleanup_eh): New function.
20626 (pass_cleanup_eh): New function.
20628 2009-03-29 Jan Hubicka <jh@suse.cz>
20630 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20631 for removed regions.
20633 2009-03-29 Jan Hubicka <jh@suse.cz>
20635 * except.c (dump_eh_tree): Dump all datastructures.
20637 2009-03-29 Jan Hubicka <jh@suse.cz>
20639 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20640 (duplicate_eh_regions_1): Likewise.
20641 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20642 vector; call EH verification.
20643 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20644 Be ready for region being removed.
20646 2009-03-29 Jan Hubicka <jh@suse.cz>
20648 * bitmap.c (bitmap_last_set_bit): New function.
20649 * bitmap.h (bitmap_last_set_bit): Declare.
20651 2009-03-29 David Ayers <ayers@fsfe.org>
20654 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20655 by calling objc_compare_types and surpress warnings about
20656 incompatible C pointers that are compatible ObjC pointers.
20658 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20660 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20661 call initialize_inline_failed.
20662 (initialize_inline_failed): Move it from here ...
20663 * cgraph.c (initialize_inline_failed): ... to here.
20664 (cgraph_create_edge): Call initialize_inline_failed rather than
20665 setting inline_failed directly.
20667 2009-03-29 Ben Elliston <bje@au.ibm.com>
20670 * sysv4.opt (msdata): Improve comment.
20671 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20672 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20674 2009-03-29 Ben Elliston <bje@au.ibm.com>
20677 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20678 load and store attributes.
20680 2009-03-29 Ben Elliston <bje@au.ibm.com>
20682 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20683 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20684 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20685 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20686 __builtin_infq and __builtin_huge_valq.
20688 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20690 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20692 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20693 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20695 2009-03-28 Xinliang David Li <davidxl@google.com>
20697 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20698 (do_dbg_cnt): New function.
20700 2009-03-28 Jan Hubicka <jh@suse.cz>
20702 Merge from pretty-ipa:
20704 2009-03-27 Jan Hubicka <jh@suse.cz>
20706 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20707 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20708 * passes.c (function_called_by_processed_nodes_p): New.
20709 * ipa-pure-const.c (check_call): Fix handling of operands.
20710 (analyze_function): Dump debug output for skipped bodies.
20711 (local_pure_const): Use function_called_by_processed_nodes_p.
20712 * dwarf2out.c (reference_to_unused): Use output.
20713 * passes.c (do_per_function_toporder): Likewise.
20715 2008-11-12 Jan Hubicka <jh@suse.cz>
20717 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20718 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20719 state_set_in_source enum
20720 (check_decl): Ignore memory tags; do not set fake looping flags;
20722 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20723 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20724 (check_call, analyze_function): Rewrite.
20726 (add_new_function): Update call of analyze_function.
20727 (generate_summary): Add call of analyze_function.
20728 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20729 (local_pure_const): New function.
20730 (pass_local_pure_const): New pass.
20731 * ipa-inline.c (inline_transform): Set after_inlining.
20732 * tree-eh.c (stmt_can_throw_external): New.
20733 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20734 work with aliasing built.
20735 * tree-flow.h (stmt_can_throw_external): New.
20736 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20737 and local pure/const pass in early and late optimization queue.
20739 2009-03-28 Martin Jambor <mjambor@suse.cz>
20741 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20743 (fold_binary): Allow function decl aligment consideration is the
20744 second argument is integer constant one.
20745 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20746 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20747 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20749 2009-03-28 Jan Hubicka <jh@suse.cz>
20751 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20752 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20753 * function.h (rtl_data): Add nothrow flag.
20754 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20755 set DECL_NOTHROW for AVAILABLE functions.
20757 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20759 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20760 following vector keyword has expansion starting with pixel or bool
20761 keyword, expand vector to __vector and pixel or bool to __pixel or
20765 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20766 warn_if_disallowed_function_p): Removed.
20767 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20768 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20769 warning_if_disallowed_function_p.
20770 * flags.h (warn_if_disallowed_function_p,
20771 warn_disallowed_functions): Removed.
20772 * common.opt (Wdisallowed-function-list=): Removed.
20773 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20775 2009-03-28 Richard Guenther <rguenther@suse.de>
20777 PR tree-optimization/38723
20778 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20781 2009-03-28 Jan Hubicka <jh@suse.cz>
20783 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20784 test introduced by my previous patch.
20786 2009-03-28 Richard Guenther <rguenther@suse.de>
20788 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20789 the PHIs value undefined.
20791 2009-03-28 Jan Hubicka <jh@suse.cz>
20793 * tree-pass.h (pass_fixup_cfg): New pass.
20794 * ipa-inline.c (inline_transform): Set
20795 always_inline_functions_inlined/after_inlining.
20796 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20797 (pass_fixup_cfg): New pass.
20798 * passes.c (init_optimization_passes): Add fixup_cfg.
20800 2009-03-28 Richard Guenther <rguenther@suse.de>
20802 PR tree-optimization/38458
20803 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20804 argument use the arguments copy-of value.
20806 2009-03-28 Richard Guenther <rguenther@suse.de>
20808 PR tree-optimization/38180
20809 * tree-ssa-ccp.c (get_default_value): Simplify.
20810 (likely_value): Likewise.
20811 (surely_varying_stmt_p): Properly handle VOP case.
20812 (ccp_initialize): Likewise.
20813 (ccp_fold): Handle propagating through *&.
20814 (fold_const_aggregate_ref): Also handle decls.
20816 2009-03-28 Jan Hubicka <jh@suse.cz>
20818 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20819 * cgraph.h (cgraph_node): Likewise.
20820 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20821 (cgraph_reset_node): Use process flag.
20822 (cgraph_mark_functions_to_output): Likewise.
20823 (cgraph_expand_function): Likewise.
20824 (cgraph_expand_all_functions): Likewise.
20825 (cgraph_output_in_order): Likewise.
20826 * dwarf2out.c (reference_to_unused): Likewise.
20827 * passes.c do_per_function_toporder): Likewise.
20829 2009-03-28 Jan Hubicka <jh@suse.cz>
20831 Bring from lto-branch:
20833 2008-09-03 Doug Kwan <dougkwan@google.com>
20835 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20836 enums instead of reason strings.
20837 * cgraph.c (cgraph_create_edge): Same.
20838 (cgraph_inline_failed_string): New function.
20839 * cgraph.h (cgraph_inline_failed_t): New enum type.
20840 (cgraph_inline_failed_string): New prototype.
20841 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20842 char pointer to cgraph_inline_failed_t.
20843 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20844 (cgraph_default_inline_p): Ditto.
20845 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20846 to cgraph_inline_failed_t pointer.
20847 * cif-code.def: New file.
20848 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20850 (cgraph_check_inline_limits): Change type of REASON to pointer to
20851 cgraph_inline_failed_t. Replace reason strings with enums.
20852 (cgraph_default_inline_p): Ditto.
20853 (cgraph_recursive_inlining_p): Ditto.
20854 (update_caller_keys): Change type of FAILED_REASON to
20855 cgraph_inline_failed_t.
20856 (cgraph_set_inline_failed): Change type of REASON to pointer to
20857 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20858 convert enums to strings for text output.
20859 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20860 to be of type cgraph_inline_failed_t. Replace reason strings with
20861 enums. Call cgraph_inline_failed_string to covert enums
20862 to strings for text output.
20863 (cgraph_decide_inlining): Replace reason strings with enums.
20864 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20865 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20867 * tree-inline.c (expand_call_inline): Change type of REASON
20868 to cgraph_inline_failed_t. Replace reason strings with enums.
20869 Call cgraph_inline_failed_string for text output.
20870 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20873 2009-03-28 Jan Hubicka <jh@suse.cz>
20875 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20876 cgraph_clone_node): Remove master clone handling.
20877 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20878 * cgraph.h (master_clone): Remove.
20879 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20880 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20881 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20883 2009-03-28 Jan Hubicka <jh@suse.cz>
20885 * cgraph.c (cgraph_function_body_availability): Functions declared
20886 inline are always safe to assume that it is not going to be replaced.
20888 2009-03-28 Richard Guenther <rguenther@suse.de>
20890 PR tree-optimization/38513
20891 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20892 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20893 EXC_PTR_EXPR and FILTER_EXPR.
20894 (get_ref_from_reference_ops): Likewise.
20896 2009-03-28 Richard Guenther <rguenther@suse.de>
20898 PR tree-optimization/38968
20899 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20900 Use FLOOR_MOD_EXPR to compute misalignment.
20902 2009-03-28 Richard Guenther <rguenther@suse.de>
20904 PR tree-optimization/37795
20905 * tree.h (combine_comparisons): Declare.
20906 * fold-const.c (combine_comparisons): Export.
20907 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20909 (ifcombine_iforif): Use combine_comparisons.
20911 2009-03-28 Jan Hubicka <jh@suse.cz>
20913 * tree-eh.c (inlinable_call_p): New function.
20914 (make_eh_edges): Use it.
20915 (verify_eh_edges): Use it.
20916 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20917 * except.c (reachable_next_level): Add inlinable_function argument
20918 (sjlj_find_directly_reachable_regions): Update.
20919 (add_reachable_handler): Do not set saw_any_handlers.
20920 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20921 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20922 Add new inlinable call parameter.
20923 (can_throw_internal, can_throw_external): Update.
20924 * except.h (can_throw_internal_1, can_throw_external_1,
20925 foreach_reachable_handler): Update declaration.
20927 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20929 * config/arm/t-arm-coff, config/h8300/coff.h,
20930 config/i386/i386-aout.h, config/i386/i386-coff.h,
20931 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20932 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20933 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20934 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20935 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20936 sys-types.h: Remove.
20937 * Makefile.in: Remove protoize and fixproto support and references
20939 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20940 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20942 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20943 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20944 unprotoize$(exeext).
20945 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20946 (.PHONY): Don't depend on proto.
20947 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20948 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20949 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20950 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20951 build/gen-protos.o, build/scan.o, xsys-protos.h,
20952 build/fix-header$(build_exeext), build/fix-header.o,
20953 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20954 stmp-install-fixproto): Remove.
20955 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20956 SYSCALLS.c or fixproto files.
20957 (install-common): Don't install protoize.
20958 (install-headers-tar, install-headers-cpio, install-headers-cp):
20959 Don't depend on $(STMP_FIXPROTO).
20960 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20961 install fixproto files or write out fixproto settings.
20962 (uninstall): Don't uninstall protoize.
20963 * config.gcc (use_fixproto): Remove.
20964 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20965 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20966 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20967 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20968 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20969 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20970 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20971 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20972 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20973 * config/t-vxworks (STMP_FIXPROTO): Remove.
20974 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20975 STMP_FIXPROTO): Remove.
20976 * config.in, configure: Regenerate.
20977 * crtstuff.c (gid_t, uid_t): Don't undefine.
20978 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20979 (arm-*-coff, arm-*-aout: Remove target entries.
20980 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20981 Remove mention of AIX 4.1.
20982 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20983 * doc/invoke.texi (Running Protoize): Remove.
20984 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20985 (Protoize Caveats): Remove.
20986 * tsystem.h: Update comments on headers assumed to exist.
20988 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20990 * genautomata.c: Add a new year to the copyright. Add a new
20992 (struct insn_reserv_decl): Add comments for member bypass_list.
20993 (find_bypass): Remove.
20994 (insert_bypass): New.
20995 (process_decls): Use insert_bypass.
20996 (output_internal_insn_latency_func): Output all bypasses with the
20997 same input insn in one switch case.
20999 * rtl.def (define_bypass): Describe bypass choice.
21000 * doc/md.texi (define_bypass): Ditto.
21002 2009-03-27 Richard Guenther <rguenther@suse.de>
21004 * gimplify.c (mark_addressable): Export.
21005 * tree-flow.h (mark_addressable): Declare.
21006 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
21007 * tree-ssa.c (verify_phi_args): Verify that address taken
21008 variables have TREE_ADDRESSABLE set.
21010 2009-03-27 Richard Guenther <rguenther@suse.de>
21012 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
21013 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
21014 Do not mark decls TREE_ADDRESSABLE.
21015 (build_fold_addr_expr): Adjust.
21016 (fold_addr_expr): Remove.
21017 (fold_unary): Use build_fold_addr_expr.
21018 (fold_comparison): Likewise.
21019 (split_address_to_core_and_offset): Likewise.
21020 * coverage.c (tree_coverage_counter_addr): Mark the array decl
21022 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
21023 (gimplify_modify_expr_to_memcpy): Mark source and destination
21025 * omp-low.c (create_omp_child_function): Mark the object decl
21027 (lower_rec_input_clauses): Mark the var we take the address of
21029 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
21031 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21033 PR middle-end/39315
21034 * cfgexpand.c (expand_one_stack_var_at): Change alignment
21035 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
21037 2009-03-27 Richard Guenther <rguenther@suse.de>
21039 PR tree-optimization/39120
21040 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
21042 (handle_lhs_call): Process return constraints. Add escape
21043 constraints if necessary.
21044 (handle_const_call): Fill out return constraints. Make nested
21045 case more precise. Avoid consttmp if possible.
21046 (handle_pure_call): Fill out return constraints. Avoid
21047 callused if possible.
21048 (find_func_aliases): Simplify call handling.
21050 2009-03-27 Richard Guenther <rguenther@suse.de>
21052 PR tree-optimization/39120
21053 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
21054 as a representative.
21055 (solve_graph): Do propagate CALLUSED.
21056 (handle_pure_call): Use a scalar constraint from CALLUSED for
21058 (find_what_p_points_to): CALLUSED shall not appear in poins-to
21061 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21064 * c-common.c (handle_aligned_attribute): Properly check alignment
21065 overflow. Use (1U << i) instead of (1 << i).
21067 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
21069 * expr.h (get_mem_align_offset): Updated.
21071 * tree.h (tree_decl_common): Change align to "unsigned int" and
21072 move it before pointer_alias_set.
21074 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21075 Jakub Jelinek <jakub@redhat.com>
21078 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
21079 gr_register_operand with gr_reg_or_0_operand.
21080 (cmpxchg_rel_di): Likewise.
21081 (sync_lock_test_and_set<mode>): Likewise.
21083 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21085 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
21086 (true_regnum): Likewise.
21088 * rtlanal.c (subreg_info): Moved to ...
21089 * rtl.h (subreg_info): Here. New.
21090 (subreg_get_info): New.
21092 * rtlanal.c (subreg_get_info): Make it extern.
21094 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21097 * config/i386/i386.c (ix86_abi): New.
21098 (override_options): Handle -mabi=.
21099 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
21100 (ix86_call_abi_override): Likewise.
21101 (init_cumulative_args): Likewise.
21102 (function_arg_advance): Likewise.
21103 (function_arg_64): Likewise.
21104 (function_arg): Likewise.
21105 (ix86_pass_by_reference): Likewise.
21106 (ix86_function_value_regno_p): Likewise.
21107 (ix86_build_builtin_va_list_abi): Likewise.
21108 (setup_incoming_varargs_64): Likewise.
21109 (is_va_list_char_pointer): Likewise.
21110 (ix86_init_machine_status): Likewise.
21111 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
21112 (ix86_function_type_abi): Return enum calling_abi. Rewrite
21113 for 64bit. Replace DEFAULT_ABI with ix86_abi.
21114 (ix86_function_abi): Make it static and return enum calling_abi.
21115 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
21117 (ix86_fn_abi_va_list): Updated.
21119 * config/i386/i386.h (ix86_abi): New.
21120 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
21121 (CONDITIONAL_REGISTER_USAGE): Likewise.
21122 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
21123 (machine_function): Likewise.
21125 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
21127 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
21128 (STACK_BOUNDARY): Likewise.
21129 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
21131 * config/i386/i386.opt (mabi=): New.
21133 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
21134 return enum calling_abi.
21135 (ix86_function_type_abi): Likewise.
21136 (ix86_function_abi): Removed.
21138 * doc/invoke.texi: Document -mabi= option for x86.
21140 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21142 * builtins.c (real_dconstp): Delete.
21143 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
21145 2009-03-27 Dodji Seketeli <dodji@redhat.com>
21146 Jakub Jelinek <jakub@redhat.com>
21149 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
21150 (gen_subprogram_die): When a function is explicit, generate the
21151 DW_AT_explicit attribute.
21152 * langhooks.h (struct lang_hooks_for_decls): Add
21153 function_decl_explicit_p langhook.
21154 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
21155 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
21157 2009-03-27 Jakub Jelinek <jakub@redhat.com>
21159 * builtins.c (fold_builtin_memory_op): Optimize memmove
21160 into memcpy if we can prove source and destination don't overlap.
21162 * tree-inline.c: Include gt-tree-inline.h.
21163 (clone_fn_id_num): New variable.
21164 (clone_function_name): New function.
21165 (tree_function_versioning): Use it.
21166 * Makefile.in (GTFILES): Add tree-inline.c.
21168 2009-03-27 Mark Mitchell <mark@codesourcery.com>
21170 * BASE-VER: Change to 4.5.0.
21172 2009-03-27 Xinliang David Li <davidxl@google.com>
21174 PR tree-optimization/39557
21175 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
21177 2009-03-27 Xinliang David Li <davidxl@google.com>
21179 PR tree-optimization/39548
21180 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
21183 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21185 * c-common.c (pointer_int_sum): Use %wd on return from
21188 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21190 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
21191 on return from tree_low_cst.
21193 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
21196 * ginclude/stdarg.h (va_copy): Define also for
21197 __GXX_EXPERIMENTAL_CXX0X__.
21199 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21202 * builtins.h (c_strlen): Do not warn here.
21203 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21204 * c-common.c (pointer_int_sum): Take an explicit location.
21205 Warn about offsets out of bounds.
21206 * c-common.h (pointer_int_sum): Adjust declaration.
21208 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21210 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
21213 2009-03-26 Jakub Jelinek <jakub@redhat.com>
21216 * opts.c (warn_if_disallowed_function_p): Don't assume
21217 get_callee_fndecl must return non-NULL.
21219 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
21221 PR rtl-optimization/39522
21222 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
21223 when reg_reloaded_valid is set.
21225 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21227 * config/spu/divv2df3.c: New file.
21228 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
21229 (DPBIT_FUNCS): Filter out _div_df.
21231 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
21233 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
21234 a jump insn, count that jump in the distance to the loop start.
21236 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
21239 * config/sh/sh.c (calc_live_regs): Fix condition for global
21240 registers except PIC_OFFSET_TABLE_REGNUM.
21242 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
21245 * doc/invoke.texi (-mconsole): New.
21247 (-mno-cygwin): New.
21249 (-mnop-fun-dllimport): New.
21253 (sub section "i386 and x86-64 Windows Options"): New.
21255 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
21257 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
21258 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
21260 2009-03-25 Richard Guenther <rguenther@suse.de>
21262 PR middle-end/39497
21263 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
21266 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
21268 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
21269 neither of haifa/selective schedulers are working.
21271 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21273 * doc/invoke.texi (Debugging Options): Fix description of
21274 -fno-merge-debug-strings.
21276 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
21278 * config/cris/libgcc.ver: New version-script.
21279 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
21281 * configure.ac <GAS features, nop mnemonic>: Add pattern
21282 crisv32-*-* for "nop".
21283 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
21284 * configure: Regenerate.
21286 2009-03-24 Ira Rosen <irar@il.ibm.com>
21288 PR tree-optimization/39529
21289 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
21290 mark_sym_for_renaming for the tag copied to the new vector
21293 2009-03-24 Arthur Loiret <aloiret@debian.org>
21295 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21296 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21297 EXTRA_SPEC_FUNCTIONS.
21298 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21299 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21300 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21301 -march and -mtune options.
21303 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21305 * config/m68k/t-rtems: Add m5329 multilib.
21307 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21308 Jakub Jelinek <jakub@redhat.com>
21311 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21314 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21317 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21318 instead of c_parser_expression_conv, if original_code isn't one of the
21319 4 allowed comparison codes, fail.
21321 2009-03-23 Richard Guenther <rguenther@suse.de>
21323 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21324 * tree.h (struct tree_type): Likewise.
21325 * reload.h (struct insn_chain): Likewise.
21326 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21327 * function.h (struct function): Likewise.
21328 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21330 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21332 PR tree-optimization/39516
21333 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21335 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21337 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21338 should be set true if BITS_PER_WORD of target is bigger than 32
21340 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21342 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21343 Translate -B-options to -rpath-link. Correct existing
21344 rpath-link and conditionalize on !nostdlib.
21346 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21348 * doc/extend.texi (Function Attributes, Variable Attributes):
21350 * doc/invoke.texi (Debugging Options, Optimize Options)
21351 (i386 and x86-64 Options, MCore Options): Likewise.
21353 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21356 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21357 it for block local namespace aliases.
21358 (gen_decl_die): Pass context_die to gen_namespace_die.
21360 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21363 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21364 minimum or maximum value.
21366 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21368 * reginfo.c (globalize_reg): Recompute derived reg sets.
21370 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21373 * libgcc2.c (mprotect): Do not use signed arguments for
21374 VirtualProtect, use DWORD arguments. Also fix the 'may
21375 be used uninitialized' warning for the np variable.
21377 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21380 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21381 functions using regparm calling conventions when not optimizing.
21382 (ix86_function_sseregparm): Similarly for sseregparm calling
21385 2009-03-19 Li Feng <nemokingdom@gmail.com>
21387 PR middle-end/39500
21388 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21389 dependence if the first conflict is after niter iterations.
21391 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21393 PR middle-end/38609
21394 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21395 functions with dynamic stack-pointer adjustments.
21397 2009-03-19 Ben Elliston <bje@au.ibm.com>
21399 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21400 option; change to -msdata=data.
21402 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21404 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21407 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21410 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21412 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21414 * doc/invoke.texi (Code Gen Options): Expand discussion of
21417 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21419 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21420 * matrix-reorg.c (struct matrix_info): Likewise.
21421 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21422 * rtl.h (struct mem_attrs): Likewise.
21423 * df.h (struct df): Likewise.
21424 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21425 * ira-int.h (struct ira_allocno): Likewise.
21426 * df-scan.c (struct df_collection_rec): Likewise.
21427 * ira.c (struct equivalence): Likewise.
21428 * function.c (struct temp_slot): Likewise.
21429 * cfgloop.h (struct loop): Likewise.
21432 * function.c (use_register_for_decl): When not optimizing, disregard
21433 register keyword for variables with types containing methods.
21435 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21437 PR middle-end/39447
21438 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21439 (is_simple_operand): Call contains_component_ref_p before calling data
21440 reference analysis that would fail on COMPONENT_REFs.
21442 * tree-vrp.c (search_for_addr_array): Fix formatting.
21444 2009-03-18 Richard Guenther <rguenther@suse.de>
21446 * tree-vect-transform.c (vect_loop_versioning): Fold the
21447 generated comparisons.
21448 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21449 (slpeel_tree_peel_loop_to_edge): Likewise.
21451 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21453 PR middle-end/37805
21454 * opts.c (print_specific_help): In addition to `undocumented',
21455 accept `separate' and `joined' flags if passed alone. Describe
21456 output by the first matched one of those.
21457 (common_handle_option): Skip over empty strings.
21458 * gcc.c (display_help): Fix help string for `--help='.
21459 * doc/invoke.texi (Option Summary, Overall Options): With
21460 `--help=', classes and qualifiers can both be repeated, but
21461 only the latter can be negated. One should not pass only
21462 negated qualifiers. Fix markup and examples.
21465 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21466 PR middle-end/37805
21467 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21468 and -fhelp=separate.
21470 2009-03-17 Jing Yu <jingyu@google.com>
21472 PR middle-end/39378
21473 * function.h (struct rtl_data): Move is_thunk from here...
21474 (struct function): ...to here.
21475 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21476 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21478 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21480 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21481 (alpha_output_function_end_prologue): Likewise.
21482 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21483 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21484 (rs6000_output_function_epilogue): Likewise.
21485 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21487 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21490 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21491 from different units in a single alternative.
21492 (*truncdfsf_i387): Ditto.
21493 (*truncxfsf2_mixed): Ditto.
21494 (*truncxfdf2_mixed): Ditto.
21496 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21498 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21499 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21502 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21503 unused non-artificial variables when not optimizing.
21506 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21507 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21508 NAMESPACE_DECL in its DECL_INITIAL.
21510 PR middle-end/39443
21511 * optabs.c (set_user_assembler_libfunc): New function.
21512 * expr.h (set_user_assembler_libfunc): New prototype.
21513 * c-common.c: Include libfuncs.h.
21514 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21515 for memcmp, memset, memcpy, memmove and abort.
21516 * Makefile.in (c-common.o): Depend on libfuncs.h.
21519 * dwarf2out.c (gen_inlined_enumeration_type_die,
21520 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21521 gen_tagged_type_instantiation_die): Removed.
21522 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21525 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21528 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21530 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21531 (check-parallel-%): Ditto.
21532 (check-consistency): Ditto.
21534 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21536 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21537 local variable rhs by NULL_TREE.
21539 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21542 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21544 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21547 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21549 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21552 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21553 for ms->sysv ABI calls only in 64bit mode.
21555 * config/i386/i386.md (untyped_call): Support 32bit.
21557 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21559 * doc/extend.texi: Replace x86_65 with x86_64.
21561 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21563 PR tree-optimization/39455
21564 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21565 mismatches for POINTER_TYPE_P (type).
21566 (number_of_iterations_le): Likewise.
21568 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21570 * config/picochip/picochip.c: Removed profiling support.
21571 * config/picochip/picochip.md: Removed profiling instruction.
21572 * config/picochip/picochip.h: Removed profiling builtin.
21574 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21576 * doc/install.texi (--with-host-libstdcxx): Document.
21578 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21581 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21582 generate a warning if the function name does not begin with
21583 "__vector" and the function has either the 'signal' or 'interrupt'
21584 attribute, from here to ...
21585 (avr_declare_function_name): ...here. New function.
21586 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21587 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21589 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21592 * cse.c (fold_rtx): Don't modify original const_arg1 when
21593 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21594 separate variable instead.
21595 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21596 from out of range shift counts.
21597 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21599 2009-03-13 Catherine Moore <clm@codesourcery.com>
21601 * config/i386/x-mingw32 (host-mingw32.o): Replace
21602 diagnostic.h with $(DIAGNOSTIC_H).
21604 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21607 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21609 * config/i386/sync.md (sync_compare_and_swap<mode>,
21610 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21611 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21613 (sync_double_compare_and_swapdi_pic,
21614 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21615 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21617 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21620 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21622 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21625 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21626 (avx_addsubv4df3): Likewise.
21627 (*avx_addsubv4sf3): Likewise.
21628 (sse3_addsubv4sf3): Likewise.
21630 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21633 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21635 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21638 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21639 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21640 registers for allocnos created from user-defined variables.
21642 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21645 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21646 of non-integer mode as well.
21648 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21650 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21651 for functions for which the parameter types are unknown.
21653 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21656 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21657 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21658 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21659 * config/i386/i386.c (ix86_local_alignment): For
21660 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21661 long long variables on the stack to avoid dynamic realignment.
21662 Allow the first argument to be a decl rather than type.
21663 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21665 2009-03-11 Nick Clifton <nickc@redhat.com>
21668 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21670 Add description to mno-lsim option.
21671 * config/mcore/mcore.h: Remove comment about deprecated m4align
21673 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21674 * doc/invoke.texi: Add description of mno-lsim and
21675 mstack-increment options.
21677 * config/fr30/fr30.opt: Document the -mno-lsim option.
21678 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21679 and -mno-lsim options.
21681 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21683 * fold-const.c (fold_comparison): Only call fold_inf_compare
21684 if the mode supports infinities.
21686 2009-03-11 Jason Merrill <jason@redhat.com>
21689 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21690 end already did. Notice GIMPLE_CALL modifications of the result.
21691 Don't copy debug information from an ignored decl or a decl from
21694 2009-03-10 Richard Guenther <rguenther@suse.de>
21695 Nathan Froyd <froydnj@codesourcery.com>
21697 PR middle-end/37850
21698 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21699 (__divMODE3): Likewise.
21701 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21703 PR tree-optimization/39394
21704 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21705 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21707 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21709 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21710 inline asms for register asm ("") declarations.
21712 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21714 * fold-const.c (fold_unary): Fix comment.
21716 2009-03-07 Jan Hubicka <jh@suse.cz>
21719 * tree-inline.c (setup_one_parameter): Do replacement of const
21720 argument by constant in SSA form.
21722 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21724 PR middle-end/38028
21725 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21726 determine alignment passed to assign_stack_local.
21727 (assign_parms_unsplit_complex): Likewise.
21728 * except.c (sjlj_build_landing_pads): Likewise.
21730 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21732 PR middle-end/39360
21733 * tree-flow.h (add_referenced_var): Return bool instead of void.
21734 * tree-dfa.c (add_referenced_var): Return result of
21735 referenced_var_check_and_insert call.
21736 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21737 of referenced_var_check_and_insert.
21740 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21741 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21742 DIE, don't emit it if abstract origin already has it.
21743 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21744 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21746 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21748 * genpreds.c (needs_variable): Fix parentheses at variable name
21750 (write_tm_constrs_h): Indent generated code.
21752 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21754 * doc/extend.texi (Function Attributes): Add documentation
21755 for isr attributes.
21757 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21760 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21761 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21763 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21765 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21768 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21771 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21772 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21774 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21776 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21777 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21778 constants instead of magic numbers.
21779 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21781 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21782 (x86_64_ms_abi_int_parameter_registers): Ditto.
21783 (x86_64_int_return_registers): Ditto.
21784 (ix86_maybe_switch_abi): Ditto.
21785 (ix86_expand_call): Ditto for clobbered_registers array.
21786 (ix86_hard_regno_mode_ok): Ditto.
21787 (x86_extended_QIreg_mentioned_p): Ditto.
21789 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21791 PR tree-optimization/39349
21792 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21794 * combine.c (gen_lowpart_for_combine): Use omode when generating
21797 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21799 PR rtl-optimization/39235
21800 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21802 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21804 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21806 2009-03-04 Richard Guenther <rguenther@suse.de>
21808 PR tree-optimization/39362
21809 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21810 that occur in abnormal PHIs should be varying.
21812 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21814 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21816 (simple_iv): Take loop as an argument instead of statement.
21817 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21818 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21820 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21822 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21823 * matrix-reorg.c (analyze_transpose): Ditto.
21824 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21825 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21826 * tree-predcom.c (ref_at_iteration): Ditto.
21827 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21829 2009-03-04 Richard Guenther <rguenther@suse.de>
21831 PR tree-optimization/39358
21832 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21833 escaped_id and callused_id.
21834 (solve_graph): Likewise.
21836 2009-03-04 Richard Guenther <rguenther@suse.de>
21838 PR tree-optimization/39339
21839 * tree-sra.c (try_instantiate_multiple_fields): Make it
21840 no longer ICE on the above.
21842 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21844 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21845 that fits within Pmode.
21847 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21849 PR middle-end/10109
21850 * tm.texi (LIBCALL_VALUE): Update description.
21852 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21854 PR middle-end/34443
21855 * doc/extend.texi (section): Update description.
21857 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21859 PR middle-end/39345
21860 * tree-inline.c (remapped_type): New.
21861 (can_be_nonlocal): Call remapped_type instead of remap_type.
21863 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21866 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21867 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21869 2009-03-03 Richard Guenther <rguenther@suse.de>
21871 PR middle-end/39272
21872 * tree.c (tree_nonartificial_location): New function.
21873 * tree.h (tree_nonartificial_location): Declare.
21874 * builtins.c (expand_builtin_memory_chk): Provide location
21875 of the call location for artificial function pieces.
21876 (maybe_emit_chk_warning): Likewise.
21877 (maybe_emit_sprintf_chk_warning): Likewise.
21878 (maybe_emit_free_warning): Likewise.
21879 * expr.c (expand_expr_real_1): Likewise.
21881 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21883 PR tree-optimization/39343
21884 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21885 COMPONENT_REF t has ARRAY_TYPE.
21887 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21889 PR middle-end/39335
21890 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21891 when the type precision of the induction variable should be
21892 larger than the type precision of nit.
21893 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21894 * graphite.c (graphite_loop_normal_form): Same.
21895 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21897 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21899 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21900 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21901 numbers to describe clobbered registers.
21902 (*call_value_0_rex64_ms_sysv): Ditto.
21903 * config/i386/mmx.md (mmx_emms): Ditto.
21904 (mmx_femms): Ditto.
21906 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21908 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21911 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21913 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21914 (spu_section_type_flags): New function.
21916 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21918 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21919 reg_class_contents of FLOAT_REGS into a temporary.
21921 2009-03-02 Richard Guenther <rguenther@suse.de>
21922 Ira Rosen <irar@il.ibm.com>
21924 PR tree-optimization/39318
21925 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21926 information to the vectorized statement.
21928 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21930 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21931 variable. Use defined names instead of magic constants for REX SSE
21934 2009-03-01 Richard Guenther <rguenther@suse.de>
21936 PR tree-optimization/39331
21937 * omp-low.c (lower_send_shared_vars): Do not receive new
21938 values for the reference of DECL_BY_REFERENCE parms or results.
21940 2009-03-01 Jan Hubicka <jh@suse.cz>
21943 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21944 BLOCK_NONLOCALIZED_VAR): New macros.
21945 (tree_block): Add nonlocalized_vars.
21946 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21947 gen_decl_die): Add origin argument. Allow generation of die with
21948 origin at hand only.
21949 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21950 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21952 (gen_block_die): Fix checking for unused blocks.
21953 (process_scope_var): Break out from .... ; work with origins only.
21954 (decls_for_scope) ... here; process nonlocalized list.
21955 (dwarf2out_ignore_block): Look for nonlocalized vars.
21956 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21958 (dump_scope_block): Dump them.
21959 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21960 (remap_block): Likewise.
21961 (can_be_nonlocal): New predicate.
21962 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21964 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21966 * configure: Regenerate.
21968 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21970 * optc-gen.awk: No need to duplicate option flags twice.
21971 Reuse help texts for duplicate options which do not have any.
21973 * gcc.c (display_help): Document --version.
21975 * gcc.c (main): If print_help_list and verbose_flag, ensure
21976 driver output comes before subprocess output.
21978 * optc-gen.awk: Assign all remaining fields to help string,
21979 space-separated, for multi-line help in *.opt.
21981 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21982 -Wno-pedantic-ms-format is for MinGW targets only.
21984 * doc/options.texi (Option file format): Fix bad indentation,
21985 restoring dropped sentence.
21987 2009-02-28 Jan Hubicka <jh@suse.cz>
21989 * tree-inline.c (tree_function_versioning): Output debug info.
21991 2009-02-28 Jan Hubicka <jh@suse.cz>
21994 * tree-inline.c (setup_one_parameter): Do not copy propagate
21995 arguments when not optimizing.
21997 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
22000 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22001 (avx_addsubv4df3): Likewise.
22002 (*avx_addsubv4sf3): Likewise.
22003 (sse3_addsubv4sf3): Likewise.
22004 (*avx_addsubv2df3): Likewise.
22005 (sse3_addsubv2df3): Likewise.
22006 (avx_unpckhps256): Correct item selectors.
22007 (avx_unpcklps256): Likewise.
22008 (avx_unpckhpd256): Likewise.
22009 (avx_unpcklpd256): Likewise.
22011 2009-02-28 Jan Hubicka <jh@suse.cz>
22013 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
22015 (copy_arguments_for_versioning): If var is declared don't declare it.
22016 (tree_function_versioning): First setup substitutions and then copy
22019 2009-02-27 Jan Hubicka <jh@suse.cz>
22022 * cgraph.h (varpool_output_debug_info): Remove.
22023 * cgraphunit.c (varpool_output_debug_info): Remove.
22024 * dwarf2out.c (deferred_locations_struct): New struct
22025 (deferred_locations): New type.
22026 (deferred_locations_list): New static var.
22027 (deffer_location): New function.
22028 (gen_variable_die): Use it.
22029 (decls_for_scope): Output info on local static vars.
22030 (dwarf2out_finish): Process deferred locations.
22031 * varpool.c (varpool_output_debug_info): Remove.
22033 2009-02-27 Jan Hubicka <jh@suse.cz>
22036 * tree.h (TREE_PROTECTED): Fix comment.
22037 (BLOCK_HANDLER_BLOCK): Remove.
22038 (struct tree_block): Remove handler_block add body_block.
22039 (inlined_function_outer_scope_p): New.
22040 (is_body_block): Remove.
22041 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
22042 * dwarf2out.c (is_inlined_entry_point): Remove.
22043 (add_high_low_attributes): Use inlined_function_outer_scope_p.
22044 (gen_block_die): Use is_inlined_entry_point check. Remove body block
22046 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
22047 * gimplify.c (gimplify_expr): Gimplify body blocks.
22048 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
22049 block with multiple subblocks.
22050 (dump_scope_block): Prettier output; dump more flags and info.
22051 (dump_scope_blocks): New.
22052 (remove_unused_locals): Use dump_scope_blocks.
22053 * tree-flow.h (dump_scope_blocks): Declare.
22054 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
22055 * stmt.c (is_body_block): Remove.
22056 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
22057 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
22059 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
22061 PR middle-end/39308
22062 * graphite.c (graphite_loop_normal_form): Do not call
22063 number_of_iterations_exit from a gcc_assert.
22065 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22067 * config/s390/s390.c (s390_swap_cmp): Look for conditional
22068 jumps if COND is NULL.
22069 (find_cond_jump): New function.
22070 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
22071 * config/s390/s390.md: Remove z10_cobra attribute value.
22073 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
22075 * config/alpha/alpha.h (alpha_expand_mov): Return false if
22076 force_const_mem returns NULL_RTX.
22078 2009-02-26 Jan Hubicka <jh@suse.cz>
22081 * cgraph.h (varpool_output_debug_info): Remove.
22082 * cgraphunit.c (varpool_output_debug_info): Remove.
22083 * dwarf2out.c (deferred_locations_struct): New struct
22084 (deferred_locations): New type.
22085 (deferred_locations_list): New static var.
22086 (deffer_location): New function.
22087 (gen_variable_die): Use it.
22088 (decls_for_scope): Output info on local static vars.
22089 (dwarf2out_finish): Process deferred locations.
22090 * varpool.c (varpool_output_debug_info): Remove.
22092 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
22094 PR rtl-optimization/39241
22095 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
22096 to subreg_offset_representable_p.
22098 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22100 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
22101 execute function prototype. Get f and nregs from max_reg_num
22102 and get_insns. Remove the first backward pass as it's dead,
22103 guard the forward pass by flag_expensive_optimizations.
22104 (rest_of_handle_regmove): Delete.
22105 (pass_regmove): Replace it with regmove_optimize.
22107 2009-02-25 Martin Jambor <mjambor@suse.cz>
22109 PR tree-optimization/39259
22110 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
22111 calls_alloca function flags.
22112 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
22113 calls are detected.
22115 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22117 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
22118 flags_set_1_rtx, flags_set_1_set): Delete.
22119 (regmove_optimize): Do not call mark_flags_life_zones.
22121 2009-02-24 Julian Brown <julian@codesourcery.com>
22124 * config/arm/arm.c (require_pic_register): Only set
22125 cfun->machine->pic_reg once per function.
22127 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
22129 * doc/invoke.texi (Link Options): Document an easier way to pass
22130 options that take arguments to the GNU linker using -Xlinker and -Wl.
22132 2009-02-24 Steve Ellcey <sje@cup.hp.com>
22135 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
22137 2009-02-24 Richard Guenther <rguenther@suse.de>
22140 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
22142 2009-02-24 Richard Guenther <rguenther@suse.de>
22143 Zdenek Dvorak <ook@ucw.cz>
22145 PR tree-optimization/39233
22146 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
22147 from converting them to a generic type.
22149 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
22151 PR tree-optimization/39260
22152 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
22153 contains a condition with a real type.
22154 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
22156 2009-02-23 Jason Merrill <jason@redhat.com>
22159 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
22160 narrowing_initializer_constant_valid_p.
22161 (narrowing_initializer_constant_valid_p): Don't return
22162 null_pointer_node for adding a pointer to itself.
22164 2009-02-23 Jan Hubicka <jh@suse.cz>
22167 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
22170 2009-02-23 Jan Hubicka <jh@suse.cz>
22172 PR tree-optimization/37709
22173 * tree.c (block_ultimate_origin): Move here from dwarf2out.
22174 * tree.h (block_ultimate_origin): Declare.
22175 * dwarf2out.c (block_ultimate_origin): Move to tree.c
22176 * tree-ssa-live.c (remove_unused_scope_block_p):
22177 Eliminate blocks containig no instructions nor live variables nor
22179 (dump_scope_block): New function.
22180 (remove_unused_locals): Enable removal of dead blocks by default;
22181 enable dumping at TDF_DETAILS.
22183 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22185 * config/i386/i386.c (classify_argument): Don't allow COImode
22187 (function_arg_advance_32): Don't allow OImode.
22188 (function_arg_32): Likewise.
22189 (function_value_32): Likewise.
22190 (return_in_memory_32): Likewise.
22191 (function_arg_64): Remove OImode comment.
22193 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22196 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
22197 ix86_expand_vector_set for V4DImode in 64bit mode only.
22198 (ix86_expand_vector_init_one_var): Likewise.
22200 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
22202 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
22204 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22207 * loop-iv.c: Revert last change.
22208 * emit-rtl.c: Likewise.
22210 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22213 * config/i386/i386.c (type_natural_mode): Remove an extra
22214 space in the warning message.
22215 (function_value_32): Handle 32-byte vector modes.
22216 (return_in_memory_32): Likewise.
22218 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22220 * loop-iv.c (truncate_value): New function.
22221 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
22223 (lowpart_subreg): Move to...
22224 * emit-rtl.c: ...here.
22226 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
22228 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
22229 accidental and undocumented change at revision 140860.
22231 2009-02-21 Joseph Myers <joseph@codesourcery.com>
22233 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
22234 take gimple_seq * arguments.
22235 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
22236 types_compatible_p langhook.
22238 2009-02-20 Mark Mitchell <mark@codesourcery.com>
22239 Joseph Myers <joseph@codesourcery.com>
22241 * config/arm/arm.c (arm_builtin_va_list): New function.
22242 (arm_expand_builtin_va_start): Likewise.
22243 (arm_gimplify_va_arg_expr): Likewise.
22244 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
22245 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
22246 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
22247 (va_list_type): New variable.
22248 (arm_mangle_type): Mangle va_list_type appropriately.
22250 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22252 PR middle-end/39157
22253 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
22254 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
22255 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
22256 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
22257 parameter to 1000 for -O1 by default.
22258 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
22260 * loop-invariant.c: Include params.h.
22261 (move_loop_invariants): Don't call move_single_loop_invariants on
22264 2009-02-20 Jaka Mocnik <jaka@xlab.si>
22266 * calls.c (emit_library_call_value_1): Use slot_offset instead of
22267 offset when calculating bounds for indexing stack_usage_map. Fixes
22268 a buffer overflow with certain target setups.
22270 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22273 * calls.c (expand_call): Clear try_tail_call if caller and callee
22274 disagree in promotion of function return value.
22276 2009-02-19 Jakub Jelinek <jakub@redhat.com>
22279 * c-common.c (c_determine_visibility): If visibility changed and
22280 DECL_RTL has been already set, call make_decl_rtl to update symbol
22283 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
22286 * varasm.c (assemble_variable): Don't check DECL_NAME when
22287 globalizing a variable.
22289 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22292 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22293 expression before any __builtin_trap call.
22294 * c-typeck.c (build_function_call): Convert and check function
22295 arguments before generating a call to a trap. Evaluate the
22296 function arguments before the trap.
22298 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22301 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22302 (UNSPEC_FXAM_MEM): New unspec.
22303 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22304 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22305 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22307 2009-02-19 Richard Guenther <rguenther@suse.de>
22309 PR tree-optimization/39207
22310 PR tree-optimization/39074
22311 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22312 storedanything_tree): New.
22313 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22314 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22315 (build_succ_graph): Add edges from STOREDANYTHING to all
22317 (init_base_vars): Initialize STOREDANYTHING.
22318 (compute_points_to_sets): Free substitution info after
22319 building the succ graph.
22320 (ipa_pta_execute): Likewise.
22322 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22324 (do_ds_constraint): Do not add to special var or non-pointer
22326 (type_could_have_pointers): Split out from ...
22327 (could_have_pointers): ... here. For arrays use the element type.
22328 (create_variable_info_for): Initialize may_have_pointers.
22329 (new_var_info): Likewise.
22330 (handle_lhs_call): Make the HEAP variable unknown-sized.
22331 (intra_create_variable_infos): Use a type with pointers for
22332 PARM_NOALIAS, make it unknown-sized.
22334 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22337 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22339 2009-02-18 Jason Merrill <jason@redhat.com>
22342 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22343 value if DECL_EXTERNAL.
22344 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22345 * target.h (gcc_target::binds_local_p): Clarify "module".
22346 * tree.h (TREE_PUBLIC): Clarify "module".
22348 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22351 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22352 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22354 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22357 * c.opt (Wabi): Support C and ObjC.
22360 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22362 * config/i386/i386.c (classify_argument): Warn once about the ABI
22363 change when passing union with long double.
22365 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22367 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22370 * c-parser.c (c_parser_compound_statement): Always enter and leave
22373 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22376 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22378 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22380 PR tree-optimization/36922
22381 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22382 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22385 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22387 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22390 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22392 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22394 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22396 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22399 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22400 Richard Sandiford <rdsandiford@googlemail.com>
22402 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22403 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22404 (loongson_biadd): ...this.
22406 2009-02-17 Richard Guenther <rguenther@suse.de>
22408 PR tree-optimization/39202
22409 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22410 a var make sure to follow existing collapses.
22412 2009-02-17 Richard Guenther <rguenther@suse.de>
22414 PR middle-end/39214
22415 * langhooks.c (lhd_print_error_function): Check for NULL block.
22417 2009-02-17 Richard Guenther <rguenther@suse.de>
22419 PR tree-optimization/39204
22420 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22423 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22425 * config/soft-fp/double.h: Update from glibc CVS.
22427 2009-02-17 Richard Guenther <rguenther@suse.de>
22429 PR tree-optimization/39207
22430 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22431 strict-aliasing warnings for pointers pointing to NULL.
22433 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22436 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22437 skipping until next close brace.
22439 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22442 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22443 to function argument boundary.
22445 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22447 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22448 in the lea_add. Reload eventually constraints it properly.
22449 * config/picochip/constraints.md: Remove the target constraint
22450 "b", since it is not needed anymore.
22452 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22454 * gthr-dce.h: Uglify function parameter and local variable names.
22455 * gthr-gnat.h: Likewise.
22456 * gthr-mipssde.h: Likewise.
22457 * gthr-nks.h: Likewise.
22458 * gthr-posix95.h: Likewise.
22459 * gthr-posix.h: Likewise.
22460 * gthr-rtems.h: Likewise.
22461 * gthr-single.h: Likewise.
22462 * gthr-solaris.h: Likewise.
22463 * gthr-tpf.h: Likewise.
22464 * gthr-vxworks.h: Likewise.
22465 * gthr-win32.h: Likewise.
22467 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22470 * config/i386/i386.md: Restrict the new peephole2 to move
22471 between MMX/SSE registers.
22473 2009-02-15 Richard Guenther <rguenther@suse.de>
22476 2009-02-13 Richard Guenther <rguenther@suse.de>
22478 * configure.ac: Enable LFS.
22479 * configure: Re-generate.
22480 * config.in: Likewise.
22482 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22484 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22485 spu_srqwbyte, spu_srqwbytebc): Define.
22486 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22487 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22488 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22489 "shrqby_<mode>"): New insn-and-split patterns.
22490 * config/spu/spu.c (expand_builtin_args): Determine and return
22491 number of operands using spu_builtin_description data.
22492 (spu_expand_builtin_1): Use it.
22494 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22497 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22500 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22503 * config/i386/i386.c (override_options): Correct warning
22504 messages for -malign-loops, -malign-jumps and -malign-functions.
22506 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22509 * config/i386/i386.md: Restrict the new peephole2 to move
22510 between the general purpose registers.
22512 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22515 * config/i386/i386.c (type_natural_mode): Add a new argument.
22516 Return the original mode and warn ABI change if vector size is 32byte.
22517 (function_arg_advance): Updated.
22518 (function_arg): Likewise.
22519 (ix86_function_value): Likewise.
22520 (ix86_return_in_memory): Likewise.
22521 (ix86_sol10_return_in_memory): Likewise.
22522 (ix86_gimplify_va_arg): Likewise.
22523 (function_arg_32): Don't warn ABX ABI change here.
22524 (function_arg_64): Likewise.
22526 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22528 * loop-iv.c (implies_p): In the final case, test that operands 0
22529 of the two comparisons match.
22531 * config/bfin/bfin.c (find_prev_insn_start): New function.
22532 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22533 (find_next_insn_start): Move.
22535 2009-02-13 Richard Guenther <rguenther@suse.de>
22537 * configure.ac: Enable LFS.
22538 * configure: Re-generate.
22539 * config.in: Likewise.
22541 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22544 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22545 sizes on syntax error after some arguments have been parsed.
22547 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22549 * doc/invoke.texi (-fira): Remove.
22551 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22553 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22554 * recog.c: Likewise.
22557 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22559 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22560 (umul_ppmm): Likewise.
22561 (count_leading_zeros): Likewise.
22562 (count_trailing_zeros): Likewise.
22563 (UMUL_TIME): Likewise.
22565 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22567 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22568 soft-fp/t-softfp to tmake_file.
22570 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22571 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22572 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22573 IA64_BUILTIN_INFQ]: New.
22574 (ia64_init_builtins): Initialize __builtin_infq,
22575 __builtin_fabsq and __builtin_copysignq if not HPUX.
22576 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22577 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22579 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22581 (__fixtfti): Likewise.
22582 (__fixunstfti): Likewise.
22583 (__floattitf): Likewise.
22585 * config/ia64/libgcc-glibc.ver: New.
22586 * config/ia64/t-fprules-softfp: Likewise.
22587 * config/ia64/sfp-machine.h: Likewise.
22589 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22590 (LIBGCC2_TF_CEXT): Likewise.
22591 (TF_SIZE): Likewise.
22592 (TARGET_INIT_LIBFUNCS): Likewise.
22594 * config/ia64/t-glibc (SHLINB_MAPFILES):
22595 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22597 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22599 * config/i386/i386.c (construct_container): Rewrite processing
22600 BLKmode with X86_64_SSE_CLASS.
22602 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22605 * config/i386/i386.md: Replace simplify_replace_rtx with
22606 replace_rtx in the new peephole2.
22608 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22610 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22611 loop unrolling do not happen at -O2.
22613 2009-02-12 Michael Matz <matz@suse.de>
22615 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22617 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22619 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22622 2009-02-12 Ben Elliston <bje@au.ibm.com>
22624 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22625 patterns when updating the back chain. Missed in the 2009-02-10
22628 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22630 * doc/extend.texi (Decimal Floating Types): Update identifier of
22631 draft TR and list of missing support.
22633 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22635 PR middle-end/39154
22636 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22637 bit to variable length decl's flags, add it also to its
22638 pointer replacement variable.
22640 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22641 Jakub Jelinek <jakub@redhat.com>
22644 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22645 (memory_blockage): New expander.
22646 (*memory_blockage): New insn pattern.
22647 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22648 instead of general blockage at the end of function prologue when
22649 frame pointer is used to access red zone area. Do not emit blockage
22650 when profiling, it is emitted in generic code.
22651 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22652 function epilogue when frame pointer is used to access red zone area.
22654 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22657 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22658 by arithmetic with memory operands.
22659 * config/i386/predicates.md (commutative_operator): New.
22661 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22663 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22666 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22668 * alias.h (record_alias_subset): Declare.
22669 * alias.c (record_alias_subset): Make global.
22671 2009-02-10 Nick Clifton <nickc@redhat.com>
22673 * tree-parloops.c: Change license to GPLv3.
22674 * ipa-struct-reorg.c: Change license to GPLv3.
22675 * ipa-struct-reorg.h: Change license to GPLv3.
22677 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22680 * c-decl.c (start_struct): Return NULL on error.
22682 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22684 PR middle-end/39124
22685 * cfgloopmanip.c (remove_path): Call remove_bbs after
22686 cancel_loop_tree, not before it.
22689 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22690 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22691 VAR_DECLs were seen.
22692 * tree-ssa-live.c (remove_unused_locals): Recompute
22693 cfun->has_local_explicit_reg_vars.
22694 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22695 copies or clearings if cfun->has_local_explicit_reg_vars.
22697 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22700 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22701 of function prologue when frame pointer is used to access
22704 2009-02-10 Richard Guenther <rguenther@suse.de>
22706 PR middle-end/39127
22707 * gimplify.c (gimple_regimplify_operands): Always look if
22708 we need to create a temporary.
22710 2009-02-10 Richard Guenther <rguenther@suse.de>
22712 PR tree-optimization/39132
22713 * tree-loop-distribution.c (todo): New global var.
22714 (generate_memset_zero): Trigger TODO_rebuild_alias.
22715 (tree_loop_distribution): Return todo.
22717 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22720 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22721 (x86_64_reg_class_name): Removed.
22722 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22723 first one isn't X86_64_SSE_CLASS or any other ones aren't
22724 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22725 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22726 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22727 and 3 X86_64_SSEUP_CLASS.
22728 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22729 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22731 2009-02-10 Ben Elliston <bje@au.ibm.com>
22733 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22734 form instruction to update the stack back chain word, even if the
22735 user has disabled the generation of update instructions.
22736 (movdi_<mode>_update_stack): New.
22737 (movsi_update_stack): Likewise.
22738 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22739 always use an update form instruction to update the stack back
22742 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22744 PR middle-end/38953
22745 * graphite.c (if_region_set_false_region): After moving a region in
22746 the false branch of a condition, remove the empty dummy basic block.
22747 (gloog): Remove wrong fix for PR38953.
22749 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22751 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22752 generation due to implicit sign extension.
22754 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22756 PR middle-end/38981
22757 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22758 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22760 2009-02-09 Richard Guenther <rguenther@suse.de>
22762 PR middle-end/35202
22763 * convert.c (convert_to_real): Disable (float)fn((double)x)
22764 to fnf(x) conversion if errno differences may occur and
22765 -fmath-errno is set.
22767 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22769 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22770 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22771 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22773 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22776 * c-common.c (handle_alias_attribute): Disallow attribute for
22777 anything not a FUNCTION_DECL or VAR_DECL.
22779 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22782 * real.c (do_compare): Special-case compare of zero against
22783 decimal float value.
22785 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22788 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22789 as indicating flexible array members unless the field itself is
22790 being declarared as the incomplete array.
22792 2009-02-06 Jan Hubicka <jh@suse.cz>
22794 PR tree-optimization/38844
22795 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22796 is already inlined.
22798 2009-02-06 Richard Guenther <rguenther@suse.de>
22800 PR middle-end/38977
22801 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22802 fork because we may expand it as __gcov_fork.
22804 2009-02-06 Nick Clifton <nickc@redhat.com>
22806 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22808 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22810 PR tree-optimization/35659
22811 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22812 vn_phi_eq): Shortcut if hashcode does not match.
22813 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22815 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22816 and avoid iterative_hash_expr.
22817 (FOR_EACH_VALUE_ID_IN_SET): New.
22818 (value_id_compare): Remove.
22819 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22820 sort expressions by value id.
22822 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22825 * config/sh/predicates.md (general_movsrc_operand): Don't check
22826 the subreg of system registers here.
22828 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22831 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22832 on the copied decl.
22834 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22836 PR rtl-optimization/39110
22837 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22838 addresses, not aligned ones.
22840 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22841 Richard Guenther <rguenther@suse.de>
22843 PR tree-optimization/39100
22844 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22845 comment says and add edges.
22847 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22850 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22851 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22853 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22855 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22856 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22857 register_bb_in_sese, new_sese, free_sese): Moved.
22858 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22859 outermost_loop_in_scop, build_scop_iteration_domain,
22860 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22861 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22862 Use loop_in_sese_p instead of loop_in_scop_p.
22863 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22864 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22865 (scopdet_basic_block_info): Fix bug in scop detection.
22866 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22867 eq_loop_to_cloog_loop): Remove.
22868 (nb_loops_around_loop_in_scop, nb_loop
22869 ref_nb_loops): Moved here...
22870 * graphite.h (ref_nb_loops): ... from here.
22871 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22872 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22873 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22874 * testsuite/gcc.dg/graphite/scop-19.c: New
22876 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22877 Hans-Peter Nilsson <hp@axis.com>
22879 PR rtl-optimization/37889
22880 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22881 Move offset handling from PLUS to before the switch. Use new
22882 arguments when considering SYMBOL_REFs too.
22883 (rtx_addr_can_trap_p): Pass dummy offset and size.
22884 (enum may_trap_p_flags): Remove.
22885 (may_trap_p_1): Pass size from MEM_SIZE.
22887 PR rtl-optimization/38921
22888 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22889 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22890 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22891 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22893 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22895 AVX Programming Reference (January, 2009)
22896 * config/i386/sse.md (*vpclmulqdq): New.
22898 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22900 PR tree-optimization/38977
22901 PR gcov-profile/38292
22902 * calls.c (special_function_p): Disregard __builtin_ prefix.
22904 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22906 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22907 non-indexable addresses even before reload.
22909 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22912 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22913 as having variable size. Do not give an error for unnamed
22914 parameters with [*] declarators. Give a warning for type names
22915 with [*] declarators and mark them as variable size.
22916 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22917 for sizeof applied to [*] type names.
22919 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22922 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22924 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22926 * gcc.c (process_command): Update copyright notice dates.
22927 * gcov.c (print_version): Likewise.
22928 * gcov-dump.c (print_version): Likewise.
22929 * mips-tfile.c (main): Likewise.
22930 * mips-tdump.c (main): Likewise.
22932 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22935 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22936 for composite type involving a zero-length array type.
22938 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22941 * function.c (match_asm_constraints_1): Skip over
22942 initial optional % in the constraint.
22944 PR inline-asm/39059
22945 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22946 supported, don't accept FIXED_CSTs.
22947 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22948 and _Sat is used without _Fract/_Accum. Set specs->type to
22949 integer_type_node for cts_fract/cts_accum if fixed point is not
22952 2009-02-02 Catherine Moore <clm@codesourcery.com>
22954 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22956 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22958 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22959 (ABI_HAS_64BIT_SYMBOLS): Use it.
22960 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22962 2009-02-02 Paul Brook <paul@codesourcery.com>
22964 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22966 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22968 PR inline-asm/39058
22969 * recog.h (asm_operand_ok): Add constraints argument.
22970 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22971 recurse on matching constraint.
22972 (check_asm_operands): Pass constraints as 3rd argument to
22973 asm_operand_ok. Don't look up matching constraint here.
22974 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22977 2009-02-02 Ben Elliston <bje@au.ibm.com>
22979 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22980 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22982 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22984 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22985 information. Remove some obsolete information. Reorganize.
22987 * config/pa/fptr.c: Revert license to GPL 2.
22988 * config/pa/milli64.S: Likewise.
22990 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22993 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22994 LIBRARY name in, instead of hard-coding it.
22995 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22996 extra target make frag to tmake_files according to EH model.
22997 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22998 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22999 frags that define makefile variable EH_MODEL appropriately.
23000 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
23001 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
23002 to "-sjlj" according to type of EH configured.
23003 (LIBGCC_SONAME): Concatenate it to shared library base name.
23004 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
23005 to "_sjlj" according to type of EH configured.
23006 (LIBGCC_SONAME): Concatenate it to shared library base name.
23007 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
23008 (SHLIB_LINK): Add missing semicolon to if-else construct.
23009 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23010 string value of "pe_dll" command-line option.
23011 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
23012 (SHLIB_SONAME): Use it when overriding t-cygming default.
23013 (SHLIB_IMPLIB): Override t-cygming default.
23014 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23015 string value of "pe_dll" command-line option.
23017 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23020 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
23021 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
23023 2009-01-31 Richard Guenther <rguenther@suse.de>
23025 PR tree-optimization/38937
23026 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
23027 computing the transitive closure.
23029 2009-01-30 Richard Guenther <rguenther@suse.de>
23031 PR tree-optimization/39041
23032 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23033 Propagate variable indices only if the types match for this stmt.
23035 2009-01-30 Jakub Jelinek <jakub@redhat.com>
23038 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
23039 inline but never defined.
23041 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
23043 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
23044 (*insv_h_di_reg_extimm): New insn.
23045 (*insv_l<mode>_reg_extimm): New insn.
23047 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23049 * config/picochip/picochip.c (flag_conserve_stack): set
23050 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
23051 fconserve-stack. Reduce call-overhead used by inliner.
23053 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23056 * common.opt (flag_conserve_stack): Initialised to zero.
23058 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
23061 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
23062 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
23065 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
23067 * ira-color.c (allocno_reload_assign): Update comments.
23068 * regmove.c (regmove_optimize): Likewise.
23072 2009-01-29 Robert Millan <rmh@aybabtu.com>
23074 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
23075 * config/i386/kopensolaris-gnu.h: New file. Undefine
23076 `MD_UNWIND_SUPPORT'.
23077 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
23079 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
23081 PR tree-optimization/39007
23082 * tree-loop-distribution.c (generate_builtin): Use
23083 recompute_dominator to compute the immediate dominator of the
23084 basic block just after the loop.
23086 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
23088 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
23089 (ASM_OUTPUT_DWARF_PCREL): Define.
23091 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
23093 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
23094 * doc/passes.texi: Remove entries about regclass, local-alloc, and
23095 global. Modify entries about regmove and IRA.
23097 * ra-conflict.c: Remove the file.
23099 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
23101 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
23102 (pass_regclass_init): Rename to pass_reginfo_init.
23104 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
23106 * toplev.h (flag_ira): Remove.
23108 * caller-save.c (setup_save_areas): Remove flag_ira.
23110 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
23112 * global.c: Remove the file.
23114 * opts.c (decode_options): Remove flag_ira.
23116 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
23118 * regmove.c: Modify file description.
23119 (find_use_as_address, try_auto_increment): Define them only if
23120 AUTO_INC_DEC is defined.
23121 (replacement_quality, replace_in_call_usage, fixup_match_1,
23122 stable_and_no_regs_but_for_p): Remove.
23123 (reg_set_in_bb): Make it static.
23124 (regmove_optimize): Remove flag_ira and code which worked for
23127 * local-alloc.c: Remove the file.
23129 * common.opt (fira): Remove.
23131 * ira.c: Include except.h.
23132 (eliminable_regset): Move from global.c.
23133 (mark_elimination): Ditto. Remove flag_ira.
23134 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
23135 equiv_mem_modified, validate_equiv_mem_from_store,
23136 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
23137 contains_replace_regs, memref_referenced_p, memref_used_between_p,
23138 no_equiv, recorded_label_ref): Move from local-alloc.c.
23139 (update_equiv_regs): Ditto. Make it static.
23140 (print_insn_chain, print_insn_chains): Move it from global.c.
23141 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
23142 (build_insn_chain): Ditto. Make it static.
23143 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
23144 Rename to init_live_subregs.
23145 (gate_ira): Remove flag_ira.
23147 * regclass.c: Rename reginfo.c. Change file description.
23148 (FORBIDDEN_INC_DEC_CLASSES): Remove.
23149 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
23150 (init_reg_sets_1): Remove code for evaluation of
23151 reg_class_superclasses and losing_caller_save_reg_set.
23152 (init_regs): Remove init_reg_autoinc.
23153 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
23154 ok_for_base_p_nonstrict): Remove.
23155 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
23156 (pass_regclass_init): Rename to pass_reginfo_init. Modify
23157 corresponding entries.
23158 (dump_regclass, record_operand_costs, scan_one_insn,
23159 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
23160 record_address_regs, auto_inc_dec_reg_p): Remove.
23161 (gt-regclass.h): Rename to gt-reginfo.h.
23163 * rtl.h (dump_global_regs, retry_global_alloc,
23164 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
23166 * Makefile.in (RA_H): Remove.
23167 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
23168 Rename regclass.o to reginfo.o.
23169 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
23171 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
23172 (GTFILES): Rename regclass.c to reginfo.c.
23174 * passes.c (init_optimization_passes): Remove pass_local_alloc and
23175 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
23177 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23178 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
23180 (finish_spills): Ditto. Remove code for !flag_ira.
23182 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
23184 PR middle-end/35854
23185 * doc/invoke.texi (rtl debug options): Complete rewrite.
23186 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
23188 * mode-switching.c (pass_mode_switching): Rename pass from
23189 "mode-sw" to "mode_sw".
23190 * except.c (pass_convert_to_eh_ranges): Rename pass from
23191 "eh-ranges" to "eh_ranges".
23192 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
23196 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
23197 Alexander Monakov <amonakov@ispras.ru>
23199 PR middle-end/38857
23200 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
23202 (move_exprs_to_boundary): Change return type and pass through
23203 should_move from move_op. Relax assert. Update usage ...
23204 (schedule_expr_on_boundary): ... here. Use should_move instead of
23206 (move_op_orig_expr_found): Indicate that insn was disconnected from
23208 (code_motion_process_successors): Do not call after_merge_succs
23209 callback if original expression was not found when traversing any of
23211 (code_motion_path_driver): Change return type. Update prototype.
23212 (move_op): Update comment. Add a new parameter (should_move). Update
23213 prototype. Set *should_move based on indication provided by
23214 move_op_orig_expr_found.
23216 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
23218 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
23219 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
23220 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
23221 * config/rs6000/rs6000.c (rs6000_override_options): Default
23222 avoid-indexed-addresses on for Power6, off for everything else.
23223 (avoiding_indexed_address_p): New function.
23224 (rs6000_legitimize_address): Use it.
23225 (rs6000_legitimate_address): Likewise.
23226 * config/rs6000/rs6000.md (movXX_updateX): Likewise
23228 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
23230 PR tree-optimization/38997
23231 * tree-loop-distribution.c (generate_memset_zero): Use
23232 POINTER_PLUS_EXPR for a pointer addition.
23234 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
23236 * config/s390/s390.md (bswap<mode>2): New pattern added.
23238 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23240 * config/s390/s390.md (*tls_load_31): Added type attribute.
23242 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23244 * config/s390/s390.md: Fix a few comments.
23246 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23248 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
23249 (*tm<mode>_full): Fixed z10prop attribute.
23250 (*tst<mode>_extimm): Fixed z10prop attribute.
23251 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
23252 (*tstqiCCT_cconly): Fixed z10prop attribute.
23253 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
23254 (*movsi_larl): Fixed z10prop attribute.
23255 (*movsi_zarch): Fixed z10prop attribute.
23256 (*movsi_eas): Fixed z10prop attribute.
23257 (*movhi): Fixed z10prop attribute.
23258 (*movqi): Fixed z10prop attribute.
23259 (*movstrictqi): Fixed z10prop attribute.
23260 (*mov<mode>): Fixed z10prop attribute.
23261 (*movcc): Fixed z10prop attribute.
23262 (*sethighpartdi_64): Fixed z10prop attribute.
23263 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
23264 (*negdi2_sign_cc): Fixed z10prop attribute.
23265 (*negdi2_sign): Fixed z10prop attribute.
23266 (*absdi2_sign_cc): Fixed z10prop attribute.
23267 (*absdi2_sign): Fixed z10prop attribute.
23268 (*negabsdi2_sign_cc): Fixed z10prop attribute.
23269 (*negabsdi2_sign): Fixed z10prop attribute.
23270 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
23271 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
23272 (doloop_si64): Fixed z10prop attribute.
23273 (doloop_si31): Fixed z10prop attribute.
23274 (doloop_long): Fixed z10prop attribute.
23275 (indirect_jump): Fixed z10prop attribute.
23276 (nop): Fixed z10prop attribute.
23277 (main_base_64): Fixed z10prop attribute.
23278 (reload_base_64): Fixed z10prop attribute.
23280 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23282 PR rtl-optimization/38740
23283 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
23285 * config/mips/mips.c (mips_reorg): Likewise.
23287 2009-01-28 Richard Guenther <rguenther@suse.de>
23289 PR tree-optimization/38926
23290 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23291 with the correct value id to a value.
23292 (do_regular_insertion): Use the value number of edoubleprime
23293 for the value number of the expr.
23296 2008-08-21 Richard Guenther <rguenther@suse.de>
23298 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23299 a PHI ask VN if it is already available.
23300 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23301 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23303 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23305 PR middle-end/38934
23306 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23307 set to varying whenever max has TREE_OVERFLOW set, similarly
23308 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23310 2009-01-28 Richard Guenther <rguenther@suse.de>
23312 PR middle-end/38908
23313 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23314 uninitialized aggregate uses in call arguments.
23316 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23318 PR tree-optimization/38984
23319 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23320 the nothing_id variable if -fno-delete-null-pointer-checks.
23322 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23325 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23326 (set_got_offset_rex64): Ditto.
23328 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23331 * doc/extend.texi: Improve local variable with asm reg.
23333 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23335 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23336 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23337 was not supplied then set warn_packed_bitfield_compat to the
23338 default value of 1.
23339 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23342 2009-01-27 Richard Guenther <rguenther@suse.de>
23344 PR tree-optimization/38503
23345 * cfgexpand.c (expand_gimple_basic_block): Ignore
23346 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23347 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23348 variables that cannot have TBAA applied.
23349 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23352 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23354 PR middle-end/38969
23355 * calls.c (initialize_argument_information): Do not wrap complex
23356 arguments in SAVE_EXPR.
23358 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23360 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23361 (INSTALL_LIBGCC): Revert typo commit.
23363 2009-01-26 Richard Guenther <rguenther@suse.de>
23365 PR tree-optimization/38745
23366 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23367 from special handling.
23369 2009-01-26 Richard Guenther <rguenther@suse.de>
23371 PR tree-optimization/38745
23372 * tree-ssa.c (execute_update_addresses_taken): Do not include
23373 variables that cannot possibly be a register in not_reg_needs.
23374 Do not clear TREE_ADDRESSABLE on vars that may not become
23376 * tree-ssa.c (update_alias_info_1): Include those in the set
23377 of addressable vars.
23379 2009-01-26 Richard Guenther <rguenther@suse.de>
23381 PR middle-end/38851
23382 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23383 * tree-ssa-dse.c: Include langhooks.h
23384 (execute_simple_dse): Remove stores with zero size.
23386 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23389 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23392 2009-01-24 Julian Brown <julian@codesourcery.com>
23394 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23395 config/arm/linux-atomic.c.
23396 * config/arm/linux-atomic.c: New.
23398 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23400 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23401 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23402 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23404 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23407 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23410 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23412 PR tree-optimization/38953
23413 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23414 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23415 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23416 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23419 2009-01-24 Paul Brook <paul@codesourcery.com>
23421 * config/arm/neon.md (neon_type): Move to arm.md.
23422 (neon_mov<VSTRUCT>): Add neon_type attribute.
23423 * config/arm/arm.md (neon_type): Move to here.
23424 (conds): Add "unconditioal" and use as default for NEON insns.
23426 2009-01-24 Ben Elliston <bje@au.ibm.com>
23428 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23429 void *' warning from -Wc++-compat.
23430 * Makefile.in (dominance.o-warn): Remove.
23432 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23434 PR tree-optimization/38932
23435 * fold-const.c (fold_unary_ignore_overflow): New.
23436 * tree.h (fold_unary_ignore_overflow): Declare.
23437 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23438 * tree-ssa-sccvn.c (visit_reference_op_load,
23439 simplify_unary_expression): Likewise.
23441 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23443 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23444 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23445 regardless of their type.
23446 * c-common.c (handle_packed_attribute): Don't ignore packed on
23448 * c.opt (Wpacked-bitfield-compat): New warning option.
23449 * stor-layout.c (place_field): Warn if offset of a field changed.
23450 * doc/extend.texi (packed): Mention the ABI change.
23451 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23452 (Warning Options): Add it to the list.
23454 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23456 * c-opts.c (c_common_post_options): Fix a typo in comments.
23458 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23460 PR middle-end/38615
23461 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23462 variables to static.
23463 * doc/invoke.texi (-fmerge-all-constants): Update description.
23465 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23468 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23469 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23471 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23473 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23475 (LOCAL_ALIGNMENT): Similarly.
23477 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23478 Joseph Myers <joseph@codesourcery.com>
23480 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23481 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23482 * config/arm/arm-tune.md: Regenerate.
23483 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23486 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23488 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23489 version number to five.
23491 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23494 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23495 * c-common.c (set_underlying_type): Likewise.
23496 (is_typedef_decl ): Likewise
23498 (set_underlying_type): Likewise.
23499 (is_typedef_type): Likewise.
23501 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23503 PR middle-end/38587
23504 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23507 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23510 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23511 (LIBGCC_SPEC): Don't define.
23512 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23514 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23516 PR rtl-optimization/38879
23517 * alias.c (base_alias_check): Unaligned access via AND address can
23518 alias all surrounding object types except those with sizes equal
23519 or wider than the size of unaligned access.
23521 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23524 * c-decl.c (clone_underlying_type): Move this ...
23525 * c-common.c (set_underlying_type): ... here.
23526 Also, make sure the function properly sets TYPE_STUB_DECL() on
23527 the newly created typedef variant type.
23528 (is_typedef_decl ): New entry point.
23529 * tree.h: Added a new member member_types_needing_access_check to
23530 struct tree_decl_non_common.
23531 (set_underlying_type): New entry point.
23532 (is_typedef_type): Likewise.
23534 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23536 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23537 Check whether two instructions have memory references that
23538 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23539 are helper functions for traversing.
23540 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23541 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23542 not to draw dependency edge for instructions with non-conflicting
23545 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23548 * longlong.h: Update copyright years. Use soft-fp license notice.
23549 Sync __clz_tab declaration with glibc.
23551 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23554 * doc/extend.texi (syscall_linkage): New.
23555 (version_id): Modify.
23557 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23558 Richard Guenther <rguenther@suse.de>
23560 PR tree-optimization/38747
23561 PR tree-optimization/38748
23562 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23563 conversion if the base address is an indirect reference and the
23564 aliasing sets could cause issues.
23566 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23568 * common.opt (fgraphite, fgraphite-identity): Add comment for
23569 explaining why these options are not documented.
23571 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23573 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23574 gimple_call_lhs is NULL.
23576 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23579 * emit-rtl.c (adjust_address_1): Make sure memref is never
23582 2009-01-20 Ben Elliston <bje@au.ibm.com>
23584 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23585 const qualifier from arg parameter. Remove unnecessary cast to char *.
23586 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23587 const qualifier from arg 2.
23589 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23591 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23593 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23596 * rtl.h (reinit_regs): New prototype.
23597 * regclass.c: Include ira.h.
23598 (reinit_regs): New.
23599 * Makefile.in (regclass.o): Add ira.h.
23600 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23602 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23605 * c-common.c (handle_aligned_attribute): Use
23606 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23607 default alignment value.
23609 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23611 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23612 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23614 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23615 __BIGGEST_ALIGNMENT__.
23617 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23619 2009-01-18 Richard Guenther <rguenther@suse.de>
23621 PR tree-optimization/38819
23622 * tree-flow.h (operation_could_trap_helper_p): Declare.
23623 * tree-eh.c (operation_could_trap_helper_p): Export.
23624 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23625 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23626 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23627 are about to insert a possibly trapping instruction and fail
23630 2009-01-18 Andreas Schwab <schwab@suse.de>
23632 * doc/install.texi (Configuration): Remove obsolete paragraph
23633 about use of --with-gnu-ld with --with-gnu-as.
23635 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23637 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23638 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23639 Follow spelling conventions.
23641 2009-01-18 Ben Elliston <bje@au.ibm.com>
23643 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23644 C++ warning about implicit conversion from void * to struct
23646 (bitmap_obstack_free): Likewise for bitmap_element *.
23647 * Makefile.in (bitmap.o-warn): Remove.
23649 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23651 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23653 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23654 Tobias Grosser <tobi.grosser@amd.com>
23656 * graphite.c (graphite_trans_scop_block): Do not block single
23659 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23661 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23662 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23663 test with assertion.
23665 2009-01-16 Richard Guenther <rguenther@suse.de>
23667 PR tree-optimization/38835
23668 PR middle-end/36227
23669 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23670 and INT + PTR -> (INT)(PTR p+ INT) folding.
23671 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23673 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23676 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23677 the subreg from a lowpart subreg if it is also casting the value.
23679 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23680 Tobias Grosser <tobi.grosser@amd.com>
23682 * graphite.c (compare_prefix_loops): New.
23683 (build_scop_canonical_schedules): Rewritten.
23684 (graphite_transform_loops): Move build_scop_canonical_schedules
23685 after build_scop_iteration_domain.
23687 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23688 Tobias Grosser <tobi.grosser@amd.com>
23690 * graphite.c (add_conditions_to_domain): Add the loops to
23691 the dimension of the iteration domain. Do copy the domain
23692 only when it exists.
23693 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23694 (add_conditions_to_constraints): New.
23695 (can_generate_code_stmt, can_generate_code): Removed.
23696 (gloog): Do not call can_generate_code.
23697 (graphite_transform_loops): Call add_conditions_to_constraints
23698 after building the iteration domain.
23700 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23702 PR tree-optimization/38789
23703 * tree-ssa-threadedge.c
23704 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23705 __builtin_constant_p.
23707 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23709 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23710 examined before deleting them.
23712 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23714 * function.c (aggregate_value_p): Correctly extract the function
23715 type from CALL_EXPR_FN lookup.
23717 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23719 * config/picochip/picochip.c (picochip_override_options): Revert
23720 CFI asm flag disable commited previously.
23722 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23723 Tobias Grosser <tobi.grosser@amd.com>
23724 Jan Sjodin <jan.sjodin@amd.com>
23726 * graphite.c (scan_tree_for_params): On substractions negate
23727 all the coefficients of the term.
23728 (clast_to_gcc_expression_red): New. Handle reduction expressions
23729 of more than two operands.
23730 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23731 (get_vdef_before_scop): Handle also the case of default definitions.
23733 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23735 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23736 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23737 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23739 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23740 Joey Ye <joey.ye@intel.com>
23742 PR middle-end/37843
23743 * cfgexpand.c (expand_stack_alignment): Don't update stack
23744 boundary nor check incoming stack boundary here.
23745 (gimple_expand_cfg): Update stack boundary and check incoming
23746 stack boundary here.
23748 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23750 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23752 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23754 PR rtl-optimization/38245
23755 * calls.c (expand_call): Add stack arguments to
23756 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23757 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23758 in regs and partially in memory or BLKmode arguments.
23759 (emit_library_call_value_1): Add stack arguments to
23760 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23761 ACCUMULATE_OUTGOING_ARGS).
23762 * dce.c: Include tm_p.h.
23763 (find_call_stack_args): New function.
23764 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23766 (mark_insn): Call find_call_stack_args for CALL_Ps.
23767 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23768 forwards. Allocate and free arg_stores bitmap if needed, pass it
23769 down to deletable_insn_p, don't mark stores set in arg_stores
23770 bitmap, clear the bitmap at the beginning of each bb.
23771 * Makefile.in (dce.o): Depend on $(TM_P_H).
23773 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23776 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23777 to make sure the insn is a conditional test (bug 22599). Reformat a
23780 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23782 PR middle-end/38431
23783 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23784 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23785 (gloog): Do not call cleanup_tree_cfg.
23786 (graphite_transform_loops): Call cleanup_tree_cfg after all
23787 scops have been code generated.
23789 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23790 * doc/gty.texi (Invoking the garbage collector): Added new node
23791 and section documenting ggc_collect.
23793 2009-01-14 Richard Guenther <rguenther@suse.de>
23795 PR tree-optimization/38826
23796 PR middle-end/38477
23797 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23798 initialization notes only if we actually emitted a warning.
23799 (intra_create_variable_infos): Add constraints for a result decl
23800 that is passed by hidden reference.
23801 (build_pred_graph): Mark all related variables non-direct on
23804 2009-01-14 Nick Clifton <nickc@redhat.com>
23806 * ira-conflicts.c: Include addresses.h for the definition of
23808 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23809 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23811 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23814 * Makefile.in (ira-lives.o): Add except.h.
23816 * ira-lives.c: Include except.h.
23817 (process_bb_node_lives): Process can_throw_internal.
23819 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23821 PR rtl-optimization/38774
23822 * combine.c (simplify_set): When undoing cc_use change, don't do
23823 PUT_CODE on the newly created comparison, but instead put back the
23826 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23828 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23829 values. Remove duplicate arm8 entry.
23831 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23833 PR tree-optimization/38786
23834 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23835 the SSA_NAME case of expand_scalar_variables_expr.
23836 Set the type of an expression to the type of its assign statement.
23837 (expand_scalar_variables_expr): Also gather the scalar computation
23838 used to index the memory access. Do not pass loop_p.
23839 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23840 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23841 the gimple_stmt_iterator where it inserts new code.
23842 Do not pass loop_p.
23843 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23844 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23846 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23848 * graphite.h (debug_value): Removed.
23849 * graphite.c (debug_value): Removed.
23851 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23853 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23854 ldrd/strd with two 32-bit instructions.
23856 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23858 * config/arm/arm.c (struct processors): Pass for speed down into
23859 cost helper functions.
23860 (const_ok_for_op): Handle COMPARE and inequality nodes.
23861 (arm_rtx_costs_1): Rewrite.
23862 (arm_size_rtx_costs): Update prototype.
23863 (arm_rtx_costs): Pass speed down to helper functions.
23864 (arm_slowmul_rtx_costs): Rework cost calculations.
23865 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23866 (arm_9e_rtx_costs): Likewise.
23868 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23870 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23871 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23872 (alpha_legitimize_address): Do not split local symbols wider than
23873 UNITS_PER_WORD into HIGH/LO_SUM parts.
23875 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23878 * gcc.c (process_command): Replace call to execvp with calls
23879 to pex_one and exit.
23881 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23884 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23885 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23886 variant for devices with 3-byte PC.
23887 (__tablejump_elpm__): New.
23889 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23892 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23893 offsetof member-designator, handle it as `[0].'.
23895 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23897 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23898 function when not using named sections on targets with named sections
23899 if branch distance is less than 262132.
23901 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23903 * combine.c (combine_instructions): Recompute
23904 optimize_this_for_speed_p for each BB in the main combine loop.
23906 2009-01-12 Tomas Bily <tbily@suse.cz>
23909 * tree-loop-distribution.c (prop_phis): New function.
23910 (generate_builtin): Call prop_phis.
23911 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23913 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23915 PR tree-optimization/38807
23916 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23917 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23919 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23921 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23922 subreg of op0 to the original op0.
23924 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23926 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23928 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23931 * mips-tfile.c (parse_def): Fix parsing of def strings
23932 starting with digits.
23934 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23937 * config/arm/arm.c (arm_is_long_call_p): Don't call
23938 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23940 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23942 * regrename.c (regrename_optimize): Fix dumping.
23943 (find_oldest_value_reg): Preserve REG_POINTER.
23944 (copy_hardreg_forward_1): Likewise.
23946 2009-01-09 Diego Novillo <dnovillo@google.com>
23948 * gimple.h (struct gimple_statement_base) <uid>: Document
23949 the restrictions on its use.
23950 (gimple_uid): Tidy.
23951 (gimple_set_uid): Tidy.
23953 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23955 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23956 zero guard even if align_bytes != 0 and count is smaller than
23959 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23961 PR rtl-optimization/38495
23962 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23963 (add_range_and_copies_from_move_list): Print all added ranges.
23964 Add ranges to memory optimized destination.
23966 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23970 * config/i386/i386.c (override_options): Reject
23971 -mstringop-strategy=rep_8byte with -m32.
23972 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23973 to 1. Do count comparison against epilogue_size_needed at compile
23974 time even when count_exp was constant forced into register. For
23975 size_needed don't jump to epilogue, instead just avoid aligning
23976 and invoke the body algorithm. If need_zero_guard, add zero guard
23977 even if count is non-zero, but smaller than size_needed + number of
23978 bytes that could be stored for alignment.
23979 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23980 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23981 but smaller than size_needed + number of bytes that could be stored
23982 for alignment. Compare size_needed with epilogue_size_needed instead
23983 of desired_align - align, don't adjust size_needed, pass
23984 epilogue_size_needed to the epilogue expanders.
23987 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23989 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23991 * pa.c (last_address): Change to unsigned.
23992 (update_total_code_bytes): Change argument to unsigned. Don't
23993 check if insn addresses are set.
23994 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23995 addresses are not set.
23996 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23998 2009-01-09 Nick Clifton <nickc@redhat.com>
24000 * config/sh/symbian.c: Replace uses of DECL_INLINE with
24001 DECL_DECLARED_INLINE_P.
24003 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24005 PR middle-end/38347
24006 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
24007 GET_MODE (op0) in operand_subword_force calls.
24009 PR middle-end/38771
24010 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
24011 fold_convert arg0 operands to TREE_TYPE (op0) first.
24013 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
24015 * params.def (ira-max-conflict-table-size): Decrease default value
24018 2009-01-08 Jakub Jelinek <jakub@redhat.com>
24020 PR tree-optimization/37031
24021 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
24023 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
24024 allocate it using gc instead of heap, use VEC_quick_push instead of
24026 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
24027 instead of heap, use VEC_quick_push instead of VEC_safe_push.
24028 * tree-data-ref.h (struct access_matrix): Change matrix to gc
24029 allocated vector from heap allocated.
24030 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
24031 * tree-loop-linear.c (linear_transform_loops): Allocate nest
24032 vector only after perfect_loop_nest_depth call.
24034 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
24035 Jan Sjodin <jan.sjodin@amd.com>
24037 PR tree-optimization/38559
24038 * graphite.c (debug_value, copy_constraint,
24039 swap_constraint_variables, scale_constraint_variable, ): New.
24040 (get_lower_bound, get_upper_bound): Removed.
24041 (graphite_trans_bb_strip_mine): Clean up this code that works
24042 only for constant number of iterations. Fully copy upper and
24043 lower bound constraints, not only the constant part of them.
24044 * graphite.h (debug_value): Declared.
24046 2009-01-08 Ira Rosen <irar@il.ibm.com>
24048 PR tree-optimization/37194
24049 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
24050 Don't add the cost of cost model guard in prologue to scalar
24051 outside cost in case of known number of iterations.
24053 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
24054 Alan Modra <amodra@bigpond.net.au>
24056 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
24057 non-word-aligned REG+CONST addressing.
24059 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24062 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
24063 free_after_compilation when outputting a thunk.
24064 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
24065 Do not call free_after_compilation here.
24067 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24069 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
24070 (ix86_valid_target_attribute_inner_p): Ditto.
24072 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
24074 PR tree-optimization/38492
24075 PR tree-optimization/38498
24076 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
24077 * tree-chrec.h (scev_is_linear_expression): Declared.
24078 * graphite.c (graphite_cannot_represent_loop_niter): New.
24079 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
24080 (graphite_loop_normal_form): Use gcc_assert.
24081 (scan_tree_for_params): Use CASE_CONVERT.
24082 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
24083 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
24084 Use gcc_assert. Discard scops that contain unhandled cases.
24085 (build_scop_conditions): Return a boolean status for unhandled cases.
24086 (strip_mine_profitable_p): Print the loop number, not its depth.
24087 (is_interchange_valid): Pass the depth of the loop nest, don't
24088 recompute it wrongly.
24089 (graphite_trans_bb_block): Same.
24090 (graphite_trans_bb_block): Print tentative of loop blocking.
24091 (graphite_trans_scop_block): Do not print that the loop has been
24093 (graphite_transform_loops): Do not handle scops that contain condition
24096 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
24098 AVX Programming Reference (December, 2008)
24099 * config/i386/avxintrin.h (_mm256_stream_si256): New.
24100 (_mm256_stream_pd): Likewise.
24101 (_mm256_stream_ps): Likewise.
24103 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
24104 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
24105 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
24106 (bdesc_special_args): Add __builtin_ia32_movntdq256,
24107 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
24108 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
24109 (ix86_expand_special_args_builtin): Likewise.
24111 * config/i386/sse.md (AVXMODEDI): New.
24112 (avx_movnt<mode>): Likewise.
24113 (avx_movnt<mode>): Likewise.
24114 (<sse>_movnt<mode>): Remove AVX support.
24115 (sse2_movntv2di): Likewise.
24117 2009-01-07 Richard Guenther <rguenther@suse.de>
24119 PR middle-end/38751
24120 * fold-const.c (extract_muldiv): Remove obsolete comment.
24121 (fold_plusminus_mult_expr): Undo MINUS_EXPR
24122 to PLUS_EXPR canonicalization for the canonicalization.
24124 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
24126 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
24127 hosted cross-compilers generating less efficient code.
24129 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24131 * function.h (rtl_data): Add a dbr_scheduled_p field.
24132 * reorg.c (dbr_schedule): Set it.
24133 (gate_handle_delay_slots): Check it.
24134 * config/mips/mips.c (mips_base_delayed_branch): Delete.
24135 (mips_reorg): Check flag_delayed_branch instead of
24136 mips_base_delayed_branch.
24137 (mips_override_options): Don't set mips_base_delayed_branch
24138 or flag_delayed_branch.
24140 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24142 PR rtl-optimization/38426.
24143 * ira.c (ira): Set current_function_is_leaf earlier.
24145 2009-01-06 Jakub Jelinek <jakub@redhat.com>
24147 PR rtl-optimization/38722
24148 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
24149 too early, only set a flag and modify after last possible
24152 2009-01-06 Janis Johnson <janis187@us.ibm.com>
24155 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
24156 * real.c (decimal_single_format): Correct values of emin and emax.
24157 (decimal_double_format): Ditto.
24158 (decimal_quad_format): Ditto.
24159 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
24160 computation of DECnn_MIN and DECnn_MAX for corrected values of
24161 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
24162 __DECnn_MIN__, and adjust its computation for the corrected value
24165 2009-01-06 Jan Hubicka <jh@suse.cz>
24168 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
24170 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
24172 * doc/contrib.texi (Contributors): Slightly adjust the end note.
24173 Add Robert Clark to the list of testers.
24175 2009-01-06 Jan Hubicka <jh@suse.cz>
24176 Kai Tietz <kai.tietz@onevision.com>
24178 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
24179 * config/i386/i386.c (ix86_expand_call): Add clobbers.
24181 2009-01-06 Jan Hubicka <jh@suse.cz>
24182 Kai Tietz <kai.tietz@onevision.com>
24184 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
24186 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
24187 (ix86_nsaved_regs): Count only general purpose regs.
24188 (ix86_nsaved_sseregs): New.
24189 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
24190 to 16 for w64; compute padding and size of sse reg save area.
24191 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
24192 general purpose regs.
24193 (ix86_emit_save_sse_regs_using_mov): New.
24194 (ix86_expand_prologue): Save SSE regs if needed.
24195 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
24196 (ix86_emit_restore_sse_regs_using_mov): New.
24197 (ix86_expand_epilogue): Save SSE regs if needed.
24199 2009-01-06 Jan Hubicka <jh@suse.cz>
24200 Kai Tietz <kai.tietz@onevision.com>
24202 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
24203 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
24204 functions when accumulate outgoing args is off.
24206 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24209 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
24210 before using pseudos_have_intersected_live_ranges_p.
24212 * ira-int.h (ira_assert): Always define.
24214 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24216 AVX Programming Reference (December, 2008)
24217 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
24218 (_mm256_permute2_pd): Likewise.
24219 (_mm_permute2_ps): Likewise.
24220 (_mm256_permute2_ps): Likewise.
24221 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
24222 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
24224 * config/i386/i386.c (ix86_builtins): Remove
24225 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
24226 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
24227 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
24228 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
24229 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
24230 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
24231 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
24232 __builtin_ia32_vpermil2ps256.
24233 (ix86_init_mmx_sse_builtins): Updated.
24234 (ix86_expand_args_builtin): Likewise.
24236 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24238 * pa.c (output_call): Relocate non-jump insns in the delay slot of
24239 long absolute calls when generating PA 2.0 code.
24241 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
24243 PR rtl-optimization/38583
24244 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
24246 * params.def (ira-max-conflict-table-size): New.
24248 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
24250 * ira.h (ira_conflicts_p): New external definition.
24252 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
24253 table. Report this. Return result of building.
24254 (ira_build_conflicts): Use ira_conflicts_p. Check result of
24255 building conflict table.
24257 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
24258 (ira_color): Use ira_conflicts_p.
24260 * global.c: Include ira.h.
24261 (pseudo_for_reload_consideration_p, build_insn_chain): Use
24264 * Makefile.in (global.o): Add ira.h.
24266 * ira-build.c (mark_all_loops_for_removal,
24267 propagate_some_info_from_allocno): New.
24268 (remove_unnecessary_allocnos): Call
24269 propagate_some_info_from_allocno.
24270 (remove_low_level_allocnos): New.
24271 (remove_unnecessary_regions): Add parameter. Call
24272 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
24273 parameter to remove_unnecessary_regions.
24274 (ira_build): Remove all regions but root if the conflict table was
24275 not built. Update conflict hard regs for allocnos crossing calls.
24277 * ira.c (ira_conflicts_p): New global.
24278 (ira): Define and use ira_conflicts_p.
24280 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24281 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
24282 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
24284 2009-01-06 Ben Elliston <bje@au.ibm.com>
24286 * gengtype-lex.l (YY_NO_INPUT): Define.
24288 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24291 * c-common.c (handle_vector_size_attribute): Also reject
24292 BOOLEAN_TYPE types.
24294 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24296 PR tree-optimization/38492
24297 * graphite.c (rename_map_elt, debug_rename_elt,
24298 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24299 rename_map_elt_info, eq_rename_map_elts,
24300 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24301 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24302 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24303 (sese_build_livein_liveouts): New.
24304 (new_sese, free_sese): New.
24305 (new_scop): Call new_sese.
24306 (free_scop): Call free_sese.
24307 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24308 (register_old_new_names): Renamed register_old_and_new_names.
24309 (register_scop_liveout_renames, add_loop_exit_phis,
24310 insert_loop_close_phis, struct igp,
24311 default_liveout_before_guard, add_guard_exit_phis,
24312 insert_guard_phis, copy_renames): New.
24313 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24314 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24315 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24316 (scop_adjust_phis_for_liveouts): New.
24317 (gloog): Call scop_adjust_phis_for_liveouts.
24319 * graphite.h (struct sese): Documented. Added fields liveout,
24320 num_ver and livein.
24321 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24322 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24323 (struct scop): Added field liveout_renames.
24324 (SCOP_LIVEOUT_RENAMES): New.
24326 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24328 PR tree-optimization/38510
24329 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24330 (translate_clast): Call recompute_all_dominators before
24332 (gloog): Call recompute_all_dominators before graphite_verify.
24334 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24335 Jan Sjodin <jan.sjodin@amd.com>
24337 PR tree-optimization/38500
24338 * graphite.c (create_sese_edges): Call fix_loop_structure after
24341 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24343 * config.gcc: Add m32r*-*-rtems*.
24344 * config/m32r/rtems.h: New file.
24346 2009-01-05 Ben Elliston <bje@au.ibm.com>
24348 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24349 (.po.pox): Likewise.
24350 (po/gcc.pot): Likewise.
24352 2009-01-04 David S. Miller <davem@davemloft.net>
24354 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24355 (STARTING_FRAME_OFFSET): Always set to zero.
24357 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24359 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24360 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24361 fixed-point types, and vectors of the same.
24363 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24365 * config/mips/sync.md (*mb_barrier): Rename to...
24366 (*memory_barrier): ...this.
24368 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24370 * doc/extend.texi (Function Attributes): Move @cindex after @item
24371 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24372 and put in alphabetical order. Fix 'target' name and put in order.
24373 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24376 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24378 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24379 (memory_barrier): Expand as unspec instead of unspec_volatile.
24380 Remove mem:BLK from insn operands. Use Pmode scratch register.
24381 (*memory_barrier): Define as unspec instead of unspec_volatile.
24382 Use (match_dup 0) as input operand.
24384 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24385 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24386 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24387 scratch register. Remove operand 1.
24388 (*stbar): Define as unspec instead of unspec_volatile.
24389 Use (match_dup 0) as input operand, remove (const_int 8).
24390 (*membar): Define as unspec instead of unspec_volatile.
24391 Use (match_dup 0) as input operand, remove input operand 2.
24393 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24394 (memory_barrier): Expand as unspec instead of unspec_volatile.
24395 Remove mem:BLK from insn operands. Use Pmode scratch register.
24396 (*memory_barrier): Define as unspec instead of unspec_volatile.
24397 Use (match_dup 0) as input operand.
24399 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24400 Remove mem:BLK from insn operands. Use Pmode scratch register.
24401 Set volatile flag on operand 0.
24402 (*memory_barrier): New insn pattern.
24404 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24406 (*memory_barrier): Use (match_dup 0) as input operand.
24408 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24409 Remove mem:BLK from insn operands. Use Pmode scratch register.
24410 Set volatile flag on operand 0.
24411 (*mb_internal): New insn pattern.
24413 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24415 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24417 PR middle-end/38586
24418 * function.c (struct temp_slot): Move to the section of the file
24419 that deals with temp slots. Remove field 'address'.
24420 (temp_slot_address_table): New hash table of address -> temp slot.
24421 (struct temp_slot_address_entry): New struct, items for the table.
24422 (temp_slot_address_compute_hash, temp_slot_address_hash,
24423 temp_slot_address_eq, insert_temp_slot_address): Support functions
24425 (find_temp_slot_from_address): Rewrite to use the new hash table.
24426 (remove_unused_temp_slot_addresses): Remove addresses of temp
24427 slots that have been made available.
24428 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24429 worker function for remove_unused_temp_slot_addresses.
24430 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24431 Add the temp slot address to the address -> temp slot map.
24432 (update_temp_slot_address): Update via insert_temp_slot_address.
24433 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24434 (pop_temp_slots): Likewise.
24435 (init_temp_slots): Allocate the address -> temp slot map, or empty
24436 the map if it is already allocated.
24437 (prepare_function_start): Initialize temp slot processing.
24439 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24441 PR middle-end/38584
24442 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24443 Calculate the size of all stack vars assuming no packing of stack
24444 vars will happen, replacing a quadratic algorithm with a linear one.
24446 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24449 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24452 2009-01-03 Diego Novillo <dnovillo@google.com>
24454 * doc/contrib.texi: Update contributions.
24456 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24459 * builtins.c (fold_builtin_memory_op): Give up if either operand
24460 is volatile. Set srctype or desttype to non-qualified version
24464 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24465 and FUNCTION_DECLs.
24467 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24469 PR rtl-optimization/35805
24470 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24471 problem if fast dce is able to remove any instructions.
24472 * dce.c (dce_process_block): Fix dump message.
24474 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24477 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24479 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24481 PR middle-end/38690
24482 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24483 * tree-pretty-print.c (op_code_prio): New function.
24484 (op_prio): No longer static. Use op_code_prio.
24485 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24486 Use op_prio and op_code_prio to determine if () should be
24487 printed around operand(s) or not.
24489 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24490 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24491 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24492 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24493 pp_character instead of pp_string for single letter printing.
24495 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24497 * doc/extend.texi: Fix '#pragma GCC option' typo.
24499 2009-01-02 Richard Guenther <rguenther@suse.de>
24501 * doc/install.texi (--enable-checking): Mention different
24502 default for stage1.
24503 (--enable-stage1-checking): Document.
24505 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24507 PR middle-end/30142
24508 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24509 case to be an error.
24511 2009-01-02 Ben Elliston <bje@au.ibm.com>
24513 * config/fp-bit.h (pack_d): Constify argument.
24514 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24515 (isnan): Constify argument.
24517 (iszero): Likewise.
24518 (pack_d): Likewise.
24519 (_fpadd_parts): Constify return type.
24520 (_fpmul_parts): Likewise.
24521 (_fpdiv_parts): Likewise.
24523 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24526 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24527 warn about overwriting initializer with side-effects or
24528 -Woverride-init if !IMPLICIT.
24529 (output_init_element): Likewise. Pass IMPLICIT down to
24531 (process_init_element): Add IMPLICIT argument. Pass it down
24532 to output_init_element.
24533 (push_init_element, pop_init_level, set_designator): Adjust
24534 process_init_element callers.
24535 (set_nonincremental_init, set_nonincremental_init_from_string):
24536 Adjust add_pending_init callers.
24537 (output_pending_init_elements): Adjust output_init_element callers.
24538 * c-tree.h (process_init_element): Adjust prototype.
24539 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24540 process_init_element callers.
24543 Copyright (C) 2009 Free Software Foundation, Inc.
24545 Copying and distribution of this file, with or without modification,
24546 are permitted in any medium without royalty provided the copyright
24547 notice and this notice are preserved.