1 2009-11-21 Adam Nemet <adambnemet@gmail.com>
3 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
4 (mips_mulsidi3_gen_fn): Declare new function.
5 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
6 * config/mips/mips.md (<u>mulsidi3): Change condition to use
7 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the
9 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
10 (mulsidi3_64bit_dmul): New define_insn.
12 2009-11-21 Ben Elliston <bje@au.ibm.com>
14 * gengtype-lex.l: Enable noinput flex option.
15 (YY_NO_INPUT): Remove define.
17 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
19 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
20 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
21 (insert_debug_temps_for_defs): Handle PHI nodes.
22 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
25 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
27 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
28 after remove_phi_node.
30 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
32 PR tree-optimization/42078
33 * gimple.h (gimple_replace_lhs): New declaration.
34 * gimple.c (gimple_replace_lhs): New function.
35 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
38 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
40 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
41 (xop_mulv2div2di3_low): Same.
42 (*xop_pmacsdqh_mem): Same.
44 2009-11-20 Richard Henderson <rth@redhat.com>
46 * config/i386/i386-builtin-types.awk: New file.
47 * config/i386/i386-builtin-types.def: New file.
48 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
49 * config/i386/i386.c: Include it.
50 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
51 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
52 (struct builtin_isa): Remove GTY marker. Replace tree type with
53 ix86_builtin_func_type; add set_and_not_built_p.
54 (def_builtin): Change type parameter to tcode; use
55 ix86_get_builtin_func_type; update all callers. Accept zero mask
56 to mean the builtin is unconditionally available.
57 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
59 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
60 Update some users to rationalized enumeration codes from new include.
61 (enum multi_arg_type): Remove. Replace all enumeration values
62 with defines to new ix86_builtin_func_type.
63 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
64 all type resolution to def_builtin.
65 (ix86_init_builtin_types): Split out from ...
66 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
68 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
71 * config/rs6000/rs6000.c (struct machine_function): Revert
72 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
73 (rs6000_expand_to_rtl_hook): Ditto.
74 (rs6000_check_vector_mode): Ditto.
75 (compute_vrsave_mask): Ditto.
77 2009-11-20 Paul Brook <paul@codesourcery.com>
79 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
80 * config/arm/arm-cores.def: Add cortex-a5.
81 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
82 * config/arm/arm-tune.md: Regenerate.
84 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
87 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
88 (ref_pos): New field in structure.
89 (insert_new_var_in_stmt): New function.
92 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
94 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
95 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
96 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
97 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
98 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
99 (INT_LEAST64_TYPE): Define.
100 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
101 UINT_LEAST64_TYPE): Define.
102 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
103 INT_FAST64_TYPE): Define.
104 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
105 UINT_FAST64_TYPE): Define.
106 (INTPTR_TYPE, UINTPTR_TYPE): Define.
108 2009-11-20 Julian Brown <julian@codesourcery.com>
110 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
111 specially for Thumb-1.
112 (ASM_OUTPUT_REG_POP): Likewise.
114 2009-11-19 Jason Merrill <jason@redhat.com>
116 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
118 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
119 Rafael Avila de Espindola <espindola@google.com>
121 * doc/plugins.texi (Plugin initialization): Added advices for
122 retrieving the version of GCC at plugin compilation and loading
125 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
127 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
128 (dump_active_plugins): output to file everything. Use
129 internationalized dump & FMT_FOR_PLUGIN_EVENT.
131 2009-11-19 Richard Guenther <rguenther@suse.de>
133 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
134 around truth-valued expressions.
135 * tree.c (free_lang_data): Untangle check for LTO frontend.
137 2009-11-19 Jakub Jelinek <jakub@redhat.com>
139 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
140 of cgraph_node_for_decl.
141 * cgraph.h (cgraph_node_for_decl): Remove prototype.
142 * cgraph.c (cgraph_node_for_decl): Remove.
143 (cgraph_get_node): Just return NULL if !cgraph_hash.
145 2009-11-19 Paul Brook <paul@codesourcery.com>
147 * config.gcc: Add new ARM --with-fpu options.
148 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
149 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
151 2009-11-18 Richard Guenther <rguenther@suse.de>
153 * gimple.h (union gimple_statement_d): Add gsmembase member.
154 (gimple_vuse_op): Use gsmembase for access.
155 (gimple_vdef_op): Likewise.
156 (gimple_vuse): Likewise.
157 (gimple_vdef): Likewise.
158 (gimple_vuse_ptr): Likewise.
159 (gimple_vdef_ptr): Likewise.
160 (gimple_set_vuse): Likewise.
161 (gimple_set_vdef): Likewise.
162 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
164 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
166 * doc/arm-neon-intrinsics.texi: Regenerated.
168 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
170 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle
173 2009-11-18 Paul Brook <paul@codesourcery.com>
174 Daniel Jacobowitz <dan@codesourcery.com>
176 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
177 (arm_arch7em): New variable.
178 (all_architectures): Add armv7e-m.
179 (arm_override_options): Set arm_arch7em.
180 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
182 (arm_arch7em): Declare.
184 2009-11-18 Richard Guenther <rguenther@suse.de>
186 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
187 a valid field decl if checking is enabled.
189 2009-11-18 Martin Jambor <mjambor@suse.cz>
191 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
192 (lto_ipa_fixup_call_notes): Declare.
193 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
194 (update_call_notes_after_inlining): Copy call stmt uid to the new
196 (ipa_write_param_call_note): New function.
197 (ipa_read_param_call_note): New function
198 (ipa_write_node_info): Write also param call notes. Removed a bogus
199 comment, reformatted to fit 80 columns.
200 (ipa_read_node_info): Read also param call notes. Removed a bogus
201 comment. Remove ipa_edge_args_vector growth.
202 (lto_ipa_fixup_call_notes): New function.
203 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
204 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
205 inlining regardless of flag_wpa.
206 (cgraph_decide_inlining_of_small_functions): Likewise.
207 (cgraph_decide_inlining): Likewise.
208 (inline_read_summary): Likewise.
210 2009-11-18 Jan Hubicka <jh@suse.cz>
212 * predict.c (compute_function_frequency): Export.
213 * predict.h (compute_function_frequency): Declare.
214 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
216 2009-11-18 Martin Jambor <mjambor@suse.cz>
218 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
219 on all nodes we write summaries for.
221 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
224 * params.def (PARAM_INLINE_UNIT_GROWTH)
225 PARAM_IPCP_UNIT_GROWTH)
226 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
227 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
228 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
229 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
230 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
231 PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
234 2009-11-18 Jakub Jelinek <jakub@redhat.com>
236 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
238 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
241 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
243 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
245 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
246 cgraph_materialize_all_clones): Handle same_body aliases.
247 * cgraph.c (cgraph_allocate_node): New function.
248 (cgraph_create_node): Use it.
249 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
250 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
251 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
253 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
254 (input_node): Stream in same_body aliases.
255 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
256 for same_body aliases.
257 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
259 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
262 * config/darwin.h: Use the extension stub libraries to access
263 current libgcc_s features.
265 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
268 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
269 (vect_transform_loop): Call it.
271 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
273 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
276 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
280 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
282 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
283 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
284 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
285 (sese_bad_liveouts_use): New.
286 (sese_reset_debug_liveouts_bb): New.
287 (sese_build_liveouts): Use it.
288 (rename_variables_in_stmt): Reset debug stmts rather than creating
290 (expand_scalar_variable_stmt): Likewise.
292 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
294 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
295 (df_ref_remove): Likewise.
297 2009-11-17 Jan Hubicka <jh@suse.cz>
299 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
302 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
304 * toplev.c (process_options): Remove dead code.
305 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
307 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
309 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
312 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
314 PR tree-optimization/41857
315 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
316 TYPE's address space instead of pointer to TYPE.
318 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
320 * reload.c (find_reloads_address): Fix typo.
322 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
324 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
325 registers in leaf functions if possible.
327 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
329 * config/m68k/m68k-devices.def: Add MCF5441x family.
331 2009-11-17 Jan Hubicka <jh@suse.cz>
333 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
335 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
337 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
339 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
340 nest ior expressions.
341 (x86_64_szext_nonmemory_operand): Ditto.
342 (call_insn_operand): Ditto.
344 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
346 * stmt.c (expand_asm_stmt): Get locus from stmt.
348 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
350 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
351 Create the decl label for the new dest block on demand. Require
352 a fallthrough edge if no asm labels were redirected.
354 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
356 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
358 (cstoresi4): Ditto for operand 2.
359 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
360 patterns using SDWIM mode iterator.
361 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
362 using SWIM mode iterator.
363 (cmpdi_1): Rename from cmpdi_1_rex64.
364 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
366 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn using SWI
368 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
369 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
370 (*cmpqi_ext_3_insn): Make private.
371 (*cmpqi_ext_3_insn_rex64): Make private.
372 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
373 * config/i386/predicates.md (cmpsi_operand): Remove.
375 2009-11-16 Paul Brook <paul@codesourcery.com>
377 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
378 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
380 2009-11-14 Jan Hubicka <jh@suse.cz>
382 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
384 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
385 zero out all callees.
386 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
387 frequency and count match.
388 * ipa-inline.c (update_noncloned_frequencies): New function.
389 (cgraph_clone_inlined_nodes): Use it.
390 * tree-inline.c (copy_bb): Fix frequency scaling; output
391 diagnostic on frequency mismatches to dump file.
392 (initialize_cfun): Do not scale frequency; fix count scaling;
393 initialize entry and exit block frequencies; copy profile info.
394 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
395 (copy_body): Use frequency_scale as argument.
396 (expand_call_inline): Compute frequency scale and output diagnostic
398 (delete_unreachable_blocks_update_callgrah): Remove checking that
399 has to be done after edge redirection.
400 (tree_function_versioning): Update initialize_cfun and copy_body call.
402 2009-11-14 Jan Hubicka <jh@suse.cz>
404 * cgraph.c (cgraph_release_function_body): Update use of
405 ipa_transforms_to_apply.
406 (cgraph_remove_node): Remove ipa_transforms_to_apply.
407 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
408 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
410 (cgraph_materialize_clone): Remove original if dead.
411 * lto-streamer-in.c (lto_read_body): Remove FIXME and
412 ipa_transforms_to_apply hack.
413 * function.h (struct function): Add ipa_transforms_to_apply.
414 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
415 * tree-inline.c (copy_bb): Update sanity check.
416 (initialize_cfun): Do not copy ipa_transforms_to_apply.
417 (expand_call_inline): remove dead clone originals.
418 (tree_function_versioning): Merge transformation queues.
419 * passes.c (add_ipa_transform_pass): Remove.
420 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
422 (execute_all_ipa_transforms): Update.
423 (execute_one_pass): Update.
425 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
427 PR target/21078, 21080
428 * config/avr/avr.c (avr_return_addr_rtx): New function for
429 builtin_return_address.
430 (expand_prologue): Calculate stack usage.
431 (avr_asm_function_end_prologue): Output stack size and offset label.
432 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
433 (machine_function): Add stack_usage.
434 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
436 2009-11-14 Anatoly Sokolov <aesok@post.ru>
438 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
439 new 'outgoing' argument.
440 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
441 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
442 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
443 iq2000_function_value_regno_p.
444 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
445 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
448 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
451 * arm.md (adddi_sesidi_di): Place tied contraint first.
452 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
453 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
454 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
455 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
456 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
457 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
458 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
459 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
460 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
462 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
464 * config/i386/predicates.md (call_register_no_elim_operand):
465 New predicate. Reject stack register as valid call operand
467 (call_insn_operand): Use call_register_no_elim_operand.
469 2009-11-13 Richard Henderson <rth@redhat.com>
471 * function.c (stack_protect_prologue): Don't bypass expand_expr
472 for stack_protect_guard and guard_decl.
473 (stack_protect_epilogue): Likewise.
475 2009-11-13 Jan Hubicka <jh@suse.cz>
477 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
478 when to PUBLIC is set.
480 2009-11-13 Jakub Jelinek <jakub@redhat.com>
483 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
486 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
490 *call_value_1): Use "lsm" as operand 1 constraint.
491 * config/i386/predicates.md (call_insn_operand): Depend on
492 index_register_operand to avoid %esp register.
494 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
497 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
500 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
501 (TARGET_CALL_ESP): New define.
502 * config/i386/i386.c (initial_ix86_tune_features): Initialize
504 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
505 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
506 *call_1, *call_value_pop_1 and *call_value_1. Depend on
508 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
509 New patterns, use "lsm" as operand 1 constraint.
510 * config/i386/predicates.md (call_insn_operand): Depend on
511 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
513 2009-11-13 Jason Merrill <jason@redhat.com>
516 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
517 Don't emit a second declaration at any scope.
519 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
521 PR rtl-optimization/41697
522 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
523 a conditional jump has a single successor.
525 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
527 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
528 allocate reg_last when in case lazy_reg_last is true.
529 (init_deps_reg_last): New.
530 (free_deps): When max_reg is 0, this context is already freed.
531 * sched-int.h (init_deps_reg_last): Export.
532 (init_deps): Update prototype.
533 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
534 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
535 * ddg.c (build_intra_loop_deps): Likewise.
536 * sel-sched-ir.c (copy_deps_context, create_deps_context,
537 reset_deps_context, deps_init_id): Likewise.
538 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
539 (free_data_for_scheduled_insn): New, break down from ...
540 (free_first_time_insn_data): ... here.
541 (has_dependence_p): Allocate reg_last now, when it is needed.
542 (extend_insn_data): When maximal LUID is big enough, allocate
543 per-insn data in smaller chunks.
544 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
545 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
548 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.md (call_value): Fix comment.
551 (sibcall_value): Ditto.
553 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
555 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
556 (MD_FROB_UPDATE_CONTEXT): Define.
558 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
559 Laurent GUERBY <laurent@guerby.net>
561 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
562 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
563 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
565 2009-11-12 Jan Hubicka <jh@suse.cz>
567 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
568 and clear DECL_COMMON on localized declarations.
570 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
573 * regrename.c (struct du_head): New structure; some elements moved
575 (struct du_chain): ... this one.
576 (open_chains, closed_chains): Now of type struct du_head *.
577 (do_replace): Accept du_head argument, not du_chain. All callers
578 changed. Modified code to match new data structures.
579 (build_def_use): Return a list of du_head structures. Modified code
580 to match new data structures.
581 (dump_def_use_chain): Accept du_head argument, not du_chain. All
582 callers changed. Modified code to match new data structures.
583 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
584 callers changed. Modified code to match new data structures.
585 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
586 Allocate a du_head structure as well as a du_chain when creating a
587 new chain. Modified other code to match new data structures.
589 2009-11-12 Jan Hubicka <jh@suse.cz>
591 * cgraph.h (varpool_node_name): Declare.
592 * cgraphunit.c (process_function_and_variable_attributes): Set
593 force_output flag on used variables.
594 * ipa.c (function_and_variable_visibility): Dump externally visible
595 and needed variables.
596 * varpool.c (varpool_node_name): Export.
597 (decide_is_variable_needed): Check COMDAT for externally visible vars;
600 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
603 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
604 processing if XEXP (x, i) is NULL.
606 2009-11-12 Jan Hubicka <jh@suse.cz>
608 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
609 imply PUBLIC || EXTERNAL.
611 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
614 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
615 single successor block, ending with jump created by RTL expander.
617 2009-11-11 Jan Hubicka <jh@suse.cz>
620 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
621 and WEAK variables at -fwhole-program.
624 * ipa.c (whole_program_function_and_variable_visility): COMDAT
625 functions/variables are not needed even if they are externally visible.
627 2009-11-11 Jan Hubicka <jh@suse.cz>
629 (patch by Richard Guenther)
630 * lto-streamer-out.c (output_function): Output head of argument list
632 * lto-streamer-in.c (input_function): Re-map arguments into merged
635 2009-11-11 Jan Hubicka <jh@suse.cz>
637 * lto-cgraph.c: Include gcov-io.h
638 (output_profile_summary): New function.
639 (output_cgraph): Use it.
640 (input_profile_summary): New function.
641 (input_cgraph): Use it.
642 * coverage.c (build_ctr_info_value): Use varpool; initalize
644 (create_coverage): Likewise.
645 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
646 (tree_init_edge_profiler): Likewise.
647 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
649 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
651 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
652 * c-pragma.c (def_pragma_macro_value): Likewise.
653 (def_pragma_macro): Likewise.
654 (pushed_macro_table): Likewise.
655 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
656 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
658 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
660 * doc/plugins.texi (Registering custom attributes): section
661 renamed as (Registering custom attributes or pragmas).
662 Mentions custom attributes & pragmas, and c_register_pragma, with
664 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
666 * doc/extend.texi (Function Attributes): Mentions that plugin can
667 provide their attributes.
669 2009-11-11 Jon Beniston <jon@beniston.com>
671 * config.gcc: Add lm32 elf and uclinux targets.
672 * config/lm32: New directory.
673 * config/lm32/lm32.c: New file.
674 * config/lm32/lm32.h: New file.
675 * config/lm32/lm32.md: New file.
676 * config/lm32/lm32.opt: New file.
677 * config/lm32/lm32-protos.h: New file.
678 * config/lm32/constraints.md: New file.
679 * config/lm32/predicates.md: New file.
680 * config/lm32/sfp-machine.h: New file.
681 * config/lm32/t-fprules-softfp: New file.
682 * config/lm32/uclinux-elf.h: New file.
683 * doc/invoke.texi: Document lm32 options.
684 * doc/contrib.texi: Document lm32 porter.
685 * doc/install.texi: Document lm32 targets.
687 2009-11-11 Martin Jambor <mjambor@suse.cz>
690 * ipa-prop.c (ipa_update_after_lto_read): Call
691 ipa_check_create_node_params and ipa_check_create_edge_args. Also
692 call ipa_initialize_node_params instead of ipa_populate_param_decls.
694 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
696 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
697 (neon_expand_vector_init): Use them. Also handle non-constant
698 vectors with identical elements and vectors with only one
699 non-constant element.
700 (arm_print_operand): Handle 'y' modifier.
701 * config/arm/arm-protos.h (neon_make_constant): Declare.
702 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
703 patterns. Use VX instead of VDQW for the first one. Allow
704 a VFP alternative and V32 modes for the second one.
705 * config/arm/neon.ml (shape_elt): Add Alternatives.
706 (ops): Use Alternatives for vdup lane instructions.
707 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
708 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
710 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
712 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
714 (movti, mov<mode>): Call force_reg on one operand if required.
715 * config/arm/vec-common.md (mov<mode>): Likewise.
717 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
719 * config/arm/arm.c (arm_override_options): Enable scheduling for
722 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
726 * expr.h (anti_adjust_stack_and_probe): Declare.
727 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
728 parameter and rewrite head comment.
729 (allocate_dynamic_stack_space): Adjust call to above function.
730 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
732 * tree.h (dwarf2out_args_size): Delete.
733 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
734 (dwarf2out_args_size_adjust): Delete prototype and move around.
735 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
736 ACCUMULATE_OUTGOING_ARGS targets.
738 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
740 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
741 DECL_SIZE of DECL_RESULT before evaluating it.
743 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
745 PR tree-optimization/41987
746 * fold-const.c (const_binop): Avoid using fold_buildN().
748 2009-11-10 Martin Jambor <mjambor@suse.cz>
750 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
751 (execute_all_ipa_stmt_fixups): Declare.
752 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
753 * ipa-inline.c (pass_ipa_inline): Likewise.
754 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
755 * ipa-reference.c (pass_ipa_reference): Likewise.
756 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
757 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
758 (pass_ipa_lto_finish_out): Likewise.
759 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
760 * passes.c (execute_ipa_stmt_fixups): New function.
761 (execute_all_ipa_stmt_fixups): New function.
762 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
764 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
767 * explow.c (probe_stack_range): Fix typo.
768 * config/sparc/sparc.md (probe_stack): New expander.
770 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
772 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
774 2009-11-09 Jason Merrill <jason@redhat.com>
776 * gdbinit.in (pgq): New function for printing gimple sequence.
778 2009-11-09 Paul Brook <paul@codesourcery.com>
779 Daniel Jacobowitz <dan@codesourcery.com>
780 Sandra Loosemore <sandra@codesourcery.com>
782 * doc/extend.texi (Half-Precision): Update wording to reflect
783 that there are now multiple -mfpu options that enable fp16
785 * doc/invoke.texi: Update list of ARM -mfpu= options.
786 * config.gcc: Update ARM --with-fpu option list.
787 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
788 vfpv3xd and vfpv3xd-fp16.
789 (use_vfp_abi): New function.
790 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
792 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
793 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
794 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
795 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
797 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
799 (arm_print_operand): Handle 'p' modifier.
800 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
802 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
803 (TARGET_FP16): Define.
804 * config/arm/vfp.md: Disable double-precision patterns if the FPU
805 does not provide them.
806 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
807 double-precision values on a single-precision FPU.
808 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
809 double-precision constants.
810 (movhf_vfp_neon): New pattern (was movhf_vfp).
811 (movhf_vfp): Remove NEON instructions.
812 * config/arm/constraints.md: Add new "Dy" constraint for
813 double-precision constants. Update description of "Dv".
814 * config/arm/arm.md: Disable double-precision patterns if the FPU
815 does not provide them
817 2009-11-09 Jakub Jelinek <jakub@redhat.com>
819 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
820 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
823 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
825 * collect2.c (main): Search PLUGIN_LD for plugin linker.
827 * configure.ac (--with-plugin-ld): New. Default to ld.
828 * configure: Regenerated.
829 * config.in: Likewise.
831 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
832 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
834 2009-11-08 Jonathan Gray <jsg@openbsd.org>
836 * config/openbsd-stdint.h: Change to reflect what
837 c_common_nodes_and_builtins expects.
839 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
841 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
843 2009-11-08 Jakub Jelinek <jakub@redhat.com>
846 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
847 function contains at least one local dynamic name.
848 (print_operand) <case '&'>: Instead output operand lossage diagnostics
849 here if that happens.
851 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
852 Joern Rennecke <amylaar@spamcop.net>
854 * cfgrtl.c (pass_free_cfg): Add pass name.
855 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
856 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
857 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
858 * df-core.c (pass_df_initialize_no_opt): Likewise.
859 * except.c (pass_rtl_eh): Likewise.
860 * function.c (pass_init_function, pass_leaf_regs): Likewise.
861 * gcse.c (pass_rtl_pre): Change pass name.
862 * passes.c (pass_postreload): Add pass name.
863 (make_pass_instance): Don't use duplicate-tracking logic for
864 names starting with '*'.
865 (next_pass_1): Assert that pass has a name.
866 (register_one_dump_file): If there is an space in the name,
868 * predict.c (pass_strip_predict_hints): Add pass name.
869 * reg-stack.c (pass_stack_regs): Likewise.
870 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
871 * tree-cfg.c (pass_warn_function_return,
872 pass_warn_function_noreturn): Add pass name.
873 * tree-dfa.c (pass_referenced_vars): Likewise.
874 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
875 Fix whitespace before comment.
876 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
877 (pass_init_datastructures): Add pass name.
878 * tree-ssa-loop.c (pass_record_bounds): Likewise.
879 * tree-ssa.c (pass_early_warn_uninitialized,
880 pass_late_warn_uninitialized): Likewise.
881 * tree.c (pass_ipa_free_lang_data): Likewise.
882 * doc/passes.texi (pass manager): Document how to disambiguate
885 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
887 * df-problems.c: Fix documentation for forward simulation of LR.
888 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
889 (df_simulate_finalize_forwards): Remove.
890 * df.h (df_simulate_finalize_forwards): Remove.
892 2009-11-08 Richard Guenther <rguenther@suse.de>
894 * tree-ssa-structalias.c (build_succ_graph): Properly make
895 variables escape if they are stored to anything.
897 2009-11-08 Richard Guenther <rguenther@suse.de>
899 PR rtl-optimization/41928
900 * loop-invariant.c (free_loop_data): If we didn't allocate
901 loop data do not try to free it.
903 2009-11-07 Jason Merrill <jason@redhat.com>
905 * tree.c (reconstruct_complex_type): Preserve attributes.
907 2009-11-07 Richard Guenther <rguenther@suse.de>
909 * tree-ssa-structalias.c (build_succ_graph): Feed stores
910 to anything only to variables that can take pointers.
911 (get_constraint_for_ssa_var): Properly exclude full
912 variables from expanding.
913 (first_vi_for_offset): Avoid overflow in arithmetic.
914 (first_or_preceding_vi_for_offset): Likewise.
915 (count_num_arguments): Fix implementation.
916 (gate_ipa_pta): Do not run when not optimizing.
918 2009-11-07 David Binderman <dcb314@hotmail.com>
920 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
921 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
922 set but not used variables.
923 (apply_args_reg_offset): Comment out as unused.
924 * calls.c (flags_from_decl_or_type): Likewise.
925 * genautomata.c (check_regexp_units_distribution): Likewise.
927 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
929 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
930 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
931 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
932 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
933 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
934 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
935 operand alternatives.
937 2009-11-06 Michael Matz <matz@suse.de>
940 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
941 of a potential reciprocal to really be reciprocals.
943 2009-11-06 Jakub Jelinek <jakub@redhat.com>
945 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
946 lwpintrin.h after immintrin.h.
947 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
951 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
952 or non-constant index, allow index one past the last element and
953 allow exceeding array bound in arrays that might be used as flexible
956 2009-11-05 Richard Henderson <rth@redhat.com>
958 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
960 2009-11-05 Paul Brook <paul@codesourcery.com>
962 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
964 (all_fpus): Add FPU details.
965 (fp_model_for_fpu): Remove.
966 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
967 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
968 (arm_file_start): Use arm_fpu_desc.
969 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
970 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
972 (TARGET_FPA_EMU2): Define.
973 (arm_fp_model, fputype, arm_fpu_tune): Remove.
974 (vfp_reg_type, arm_fpu_desc): New.
975 * config/arm/arm.md (attr fpu): Simplify.
976 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
977 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
978 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
979 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
980 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
982 2009-11-05 Michael Matz <matz@suse.de>
984 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
986 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
989 2009-11-04 Jason Merrill <jason@redhat.com>
992 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
993 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
994 (output_constant): Avoid crash after error.
996 2009-11-05 Martin Jambor <mjambor@suse.cz>
998 * tree-sra.c (struct access): Changed comment of next_sibling field.
999 (analyze_modified_params): Loop over accesses of a group rather than
1000 over all with the ame base, pass a common bitmap to
1002 (unmodified_by_ref_scalar_representative): Build link lists of
1003 accesses of a group.
1004 (splice_param_accesses): Likewise.
1006 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
1008 * df-scan.c (df-uses-record): Add case zero_extract of mem.
1010 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
1014 * config/i386/i386.md (probe_stack): New expander.
1015 (logical operation peepholes): Do not split stack checking probes.
1017 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1018 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1020 * doc/invoke.texi (-mlwp): Add documentation.
1021 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
1022 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
1023 (x86_64-*-*): Ditto.
1024 * config/i386/lwpintrin.h: New file, provide x86 compiler
1025 intrinisics for LWP.
1026 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
1027 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
1028 * config/i386/i386-c.c (ix86_target_macros_internal): Check
1030 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
1031 * config/i386/i386.opt (-mlwp): New switch for LWP support.
1032 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
1033 (OPTION_MASK_ISA_LWP_UNSET): New.
1034 (ix86_handle_option): Handle -mlwp.
1035 (isa_opts): Handle -mlwp.
1036 (enum pta_flags): Add PTA_LWP.
1037 (override_options): Add LWP support.
1038 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
1039 (IX86_BUILTIN_LLWPCB32): Ditto.
1040 (IX86_BUILTIN_LLWPCB64): Ditto.
1041 (IX86_BUILTIN_SLWPCB16): Ditto.
1042 (IX86_BUILTIN_SLWPCB32): Ditto.
1043 (IX86_BUILTIN_SLWPCB64): Ditto.
1044 (IX86_BUILTIN_LWPVAL16): Ditto.
1045 (IX86_BUILTIN_LWPVAL32): Ditto.
1046 (IX86_BUILTIN_LWPVAL64): Ditto.
1047 (IX86_BUILTIN_LWPINS16): Ditto.
1048 (IX86_BUILTIN_LWPINS32): Ditto.
1049 (IX86_BUILTIN_LWPINS64): Ditto.
1050 (enum ix86_special_builtin_type): Add LWP intrinsic support.
1051 (builtin_description): Ditto.
1052 (ix86_init_mmx_sse_builtins): Ditto.
1053 (ix86_expand_special_args_builtin): Ditto.
1054 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
1056 (UNSPEC_SLWP_INTRINSIC): Ditto.
1057 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
1058 (UNSPECV_LWPINS_INTRINSIC): Ditto.
1059 (lwp_llwpcbhi1): New lwp pattern.
1060 (lwp_llwpcbsi1): Ditto.
1061 (lwp_llwpcbdi1): Ditto.
1062 (lwp_slwpcbhi1): Ditto.
1063 (lwp_slwpcbsi1): Ditto.
1064 (lwp_slwpcbdi1): Ditto.
1065 (lwp_lwpvalhi3): Ditto.
1066 (lwp_lwpvalsi3): Ditto.
1067 (lwp_lwpvaldi3): Ditto.
1068 (lwp_lwpinshi3): Ditto.
1069 (lwp_lwpinssi3): Ditto.
1070 (lwp_lwpinsdi3): Ditto.
1072 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1073 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1076 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
1079 2009-11-04 Richard Guenther <rguenther@suse.de>
1080 Rafael Avila de Espindola <espindola@google.com>
1082 * gcc.c (process_command): Handle arguments name@offset.
1084 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
1085 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1087 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
1088 (x86_64-*-*): Ditto.
1089 * config/i386/xopintrin.h: New file, provide common x86 compiler
1090 intrinisics for XOP.
1091 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
1092 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
1093 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1095 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
1096 * config/i386/i386.opt (-mxop): New switch for XOP support.
1097 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
1098 (UNSPEC_XOP_TRUEFALSE)
1099 (UNSPEC_XOP_PERMUTE)
1100 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
1101 (PPERM_*): New constants for vpperm instruction.
1102 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
1103 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
1104 (OPTION_MASK_ISA_XOP_UNSET): New.
1105 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
1106 (ix86_handle_option): Handle -mxop.
1107 (isa_opts): Handle -mxop.
1108 (enum pta_flags): Add PTA_XOP.
1109 (override_options): Add XOP support.
1110 (print_operand): Add code for XOP compare instructions.
1111 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
1112 (ix86_expand_int_vcond): Extend for XOP compare instruction.
1114 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
1115 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
1116 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
1117 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
1118 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
1119 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
1120 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
1122 (IX86_BUILTIN_VPCMOV256): Ditto.
1123 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
1124 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
1125 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
1126 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
1127 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
1128 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
1130 (IX86_BUILTIN_VPPERM): Ditto.
1132 (IX86_BUILTIN_VPMACSSWW): Ditto.
1133 (IX86_BUILTIN_VPMACSWW): Ditto.
1134 (IX86_BUILTIN_VPMACSSWD): Ditto.
1135 (IX86_BUILTIN_VPMACSWD): Ditto.
1136 (IX86_BUILTIN_VPMACSSDD): Ditto.
1137 (IX86_BUILTIN_VPMACSDD): Ditto.
1138 (IX86_BUILTIN_VPMACSSDQL): Ditto.
1139 (IX86_BUILTIN_VPMACSSDQH): Ditto.
1140 (IX86_BUILTIN_VPMACSDQL): Ditto.
1141 (IX86_BUILTIN_VPMACSDQH): Ditto.
1142 (IX86_BUILTIN_VPMADCSSWD): Ditto.
1143 (IX86_BUILTIN_VPMADCSWD): Ditto.
1145 (IX86_BUILTIN_VPHADDBW): Ditto.
1146 (IX86_BUILTIN_VPHADDBD): Ditto.
1147 (IX86_BUILTIN_VPHADDBQ): Ditto.
1148 (IX86_BUILTIN_VPHADDWD): Ditto.
1149 (IX86_BUILTIN_VPHADDWQ): Ditto.
1150 (IX86_BUILTIN_VPHADDDQ): Ditto.
1151 (IX86_BUILTIN_VPHADDUBW): Ditto.
1152 (IX86_BUILTIN_VPHADDUBD): Ditto.
1153 (IX86_BUILTIN_VPHADDUBQ): Ditto.
1154 (IX86_BUILTIN_VPHADDUWD): Ditto.
1155 (IX86_BUILTIN_VPHADDUWQ): Ditto.
1156 (IX86_BUILTIN_VPHADDUDQ): Ditto.
1157 (IX86_BUILTIN_VPHSUBBW): Ditto.
1158 (IX86_BUILTIN_VPHSUBWD): Ditto.
1159 (IX86_BUILTIN_VPHSUBDQ): Ditto.
1161 (IX86_BUILTIN_VPROTB): Ditto.
1162 (IX86_BUILTIN_VPROTW): Ditto.
1163 (IX86_BUILTIN_VPROTD): Ditto.
1164 (IX86_BUILTIN_VPROTQ): Ditto.
1165 (IX86_BUILTIN_VPROTB_IMM): Ditto.
1166 (IX86_BUILTIN_VPROTW_IMM): Ditto.
1167 (IX86_BUILTIN_VPROTD_IMM): Ditto.
1168 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
1170 (IX86_BUILTIN_VPSHLB): Ditto.
1171 (IX86_BUILTIN_VPSHLW): Ditto.
1172 (IX86_BUILTIN_VPSHLD): Ditto.
1173 (IX86_BUILTIN_VPSHLQ): Ditto.
1174 (IX86_BUILTIN_VPSHAB): Ditto.
1175 (IX86_BUILTIN_VPSHAW): Ditto.
1176 (IX86_BUILTIN_VPSHAD): Ditto.
1177 (IX86_BUILTIN_VPSHAQ): Ditto.
1179 (IX86_BUILTIN_VFRCZSS): Ditto.
1180 (IX86_BUILTIN_VFRCZSD): Ditto.
1181 (IX86_BUILTIN_VFRCZPS): Ditto.
1182 (IX86_BUILTIN_VFRCZPD): Ditto.
1183 (IX86_BUILTIN_VFRCZPS256): Ditto.
1184 (IX86_BUILTIN_VFRCZPD256): Ditto.
1186 (IX86_BUILTIN_VPCOMEQUB): Ditto.
1187 (IX86_BUILTIN_VPCOMNEUB): Ditto.
1188 (IX86_BUILTIN_VPCOMLTUB): Ditto.
1189 (IX86_BUILTIN_VPCOMLEUB): Ditto.
1190 (IX86_BUILTIN_VPCOMGTUB): Ditto.
1191 (IX86_BUILTIN_VPCOMGEUB): Ditto.
1192 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
1193 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
1195 (IX86_BUILTIN_VPCOMEQUW): Ditto.
1196 (IX86_BUILTIN_VPCOMNEUW): Ditto.
1197 (IX86_BUILTIN_VPCOMLTUW): Ditto.
1198 (IX86_BUILTIN_VPCOMLEUW): Ditto.
1199 (IX86_BUILTIN_VPCOMGTUW): Ditto.
1200 (IX86_BUILTIN_VPCOMGEUW): Ditto.
1201 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
1202 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
1204 (IX86_BUILTIN_VPCOMEQUD): Ditto.
1205 (IX86_BUILTIN_VPCOMNEUD): Ditto.
1206 (IX86_BUILTIN_VPCOMLTUD): Ditto.
1207 (IX86_BUILTIN_VPCOMLEUD): Ditto.
1208 (IX86_BUILTIN_VPCOMGTUD): Ditto.
1209 (IX86_BUILTIN_VPCOMGEUD): Ditto.
1210 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
1211 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
1213 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
1214 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1215 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1216 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1217 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1218 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1219 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1220 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
1222 (IX86_BUILTIN_VPCOMEQB): Ditto.
1223 (IX86_BUILTIN_VPCOMNEB): Ditto.
1224 (IX86_BUILTIN_VPCOMLTB): Ditto.
1225 (IX86_BUILTIN_VPCOMLEB): Ditto.
1226 (IX86_BUILTIN_VPCOMGTB): Ditto.
1227 (IX86_BUILTIN_VPCOMGEB): Ditto.
1228 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
1229 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
1231 (IX86_BUILTIN_VPCOMEQW): Ditto.
1232 (IX86_BUILTIN_VPCOMNEW): Ditto.
1233 (IX86_BUILTIN_VPCOMLTW): Ditto.
1234 (IX86_BUILTIN_VPCOMLEW): Ditto.
1235 (IX86_BUILTIN_VPCOMGTW): Ditto.
1236 (IX86_BUILTIN_VPCOMGEW): Ditto.
1237 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
1238 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
1240 (IX86_BUILTIN_VPCOMEQD): Ditto.
1241 (IX86_BUILTIN_VPCOMNED): Ditto.
1242 (IX86_BUILTIN_VPCOMLTD): Ditto.
1243 (IX86_BUILTIN_VPCOMLED): Ditto.
1244 (IX86_BUILTIN_VPCOMGTD): Ditto.
1245 (IX86_BUILTIN_VPCOMGED): Ditto.
1246 (IX86_BUILTIN_VPCOMFALSED): Ditto.
1247 (IX86_BUILTIN_VPCOMTRUED): Ditto.
1249 (IX86_BUILTIN_VPCOMEQQ): Ditto.
1250 (IX86_BUILTIN_VPCOMNEQ): Ditto.
1251 (IX86_BUILTIN_VPCOMLTQ): Ditto.
1252 (IX86_BUILTIN_VPCOMLEQ): Ditto.
1253 (IX86_BUILTIN_VPCOMGTQ): Ditto.
1254 (IX86_BUILTIN_VPCOMGEQ): Ditto.
1255 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
1256 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
1258 (enum multi_arg_type): New enum for describing the various XOP
1259 intrinsic argument types.
1260 (bdesc_multi_arg): New table for XOP intrinsics.
1261 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
1262 (ix86_expand_multi_arg_builtin): New function for creating XOP
1265 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
1266 (xop_pmacsww): Ditto.
1267 (xop_pmacssww): Ditto.
1268 (xop_pmacsdd): Ditto.
1269 (xop_pmacssdd): Ditto.
1270 (xop_pmacssdql): Ditto.
1271 (xop_pmacssdqh): Ditto.
1272 (xop_pmacsdql): Ditto.
1273 (xop_pmacsdql_mem): Ditto.
1274 (xop_mulv2div2di3_low): Ditto.
1275 (xop_pmacsdqh): Ditto.
1276 (xop_pmacsdqh_mem): Ditto.
1277 (xop_mulv2div2di3_high): Ditto.
1278 (xop_pmacsswd): Ditto.
1279 (xop_pmacswd): Ditto.
1280 (xop_pmadcsswd): Ditto.
1281 (xop_pmadcswd): Ditto.
1282 (xop_pcmov_<mode>): Ditto.
1283 (xop_pcmov_<mode>256): Ditto.
1284 (xop_phaddbw): Ditto.
1285 (xop_phaddbd): Ditto.
1286 (xop_phaddbq): Ditto.
1287 (xop_phaddwd): Ditto.
1288 (xop_phaddwq): Ditto.
1289 (xop_phadddq): Ditto.
1290 (xop_phaddubw): Ditto.
1291 (xop_phaddubd): Ditto.
1292 (xop_phaddubq): Ditto.
1293 (xop_phadduwd): Ditto.
1294 (xop_phadduwq): Ditto.
1295 (xop_phaddudq): Ditto.
1296 (xop_phsubbw): Ditto.
1297 (xop_phsubwd): Ditto.
1298 (xop_phsubdq): Ditto.
1300 (rotl<mode>3): Ditto.
1301 (rotr<mode>3): Ditto.
1302 (xop_rotl<mode>3): Ditto.
1303 (xop_rotr<mode>3): Ditto.
1304 (vrotr<mode>3): Ditto.
1305 (vrotl<mode>3): Ditto.
1306 (xop_vrotl<mode>3): Ditto.
1307 (vlshr<mode>3): Ditto.
1308 (vashr<mode>3): Ditto.
1310 (xop_ashl<mode>3): Ditto.
1311 (xop_lshl<mode>3): Ditto.
1312 (ashlv16qi3): Ditto.
1313 (lshlv16qi3): Ditto.
1314 (ashrv16qi3): Ditto.
1316 (xop_frcz<mode>2): Ditto.
1317 (xop_vmfrcz<mode>2): Ditto.
1318 (xop_frcz<mode>2256): Ditto.
1319 (xop_maskcmp<mode>3): Ditto.
1320 (xop_maskcmp_uns<mode>3): Ditto.
1321 (xop_maskcmp_uns2<mode>3): Ditto.
1322 (xop_pcom_tf<mode>3): Ditto.
1324 * doc/invoke.texi (-mxop): Add documentation.
1325 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1327 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1330 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1331 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1332 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1334 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1337 * arm.md (peephole2 patterns for move and compare): New.
1339 2009-11-04 Nick Clifton <nickc@redhat.com>
1341 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1342 Make sure that it does not allow CONST_DOUBLEs.
1343 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1344 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1345 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1346 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1347 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1348 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1349 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1350 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1351 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1352 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1353 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1354 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1355 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1356 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1357 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1359 2009-11-04 Richard Guenther <rguenther@suse.de>
1361 PR tree-optimization/41919
1362 * tree-vrp.c (test_for_singularity): Properly compare values.
1364 2009-11-04 Revital Eres <eres@il.ibm.com>
1366 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1367 Consider peeling for alignment only for stores and remove
1368 redundant assignment.
1370 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
1373 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
1374 (m68k_ok_for_sibcall_p): Handle different result return locations.
1376 2009-11-04 Richard Guenther <rguenther@suse.de>
1378 * c-opts.c (c_common_post_options): Move LTO option processing
1380 * opts.c (decode_options): ... here.
1382 2009-11-04 Jakub Jelinek <jakub@redhat.com>
1384 * c-common.c (fold_offsetof_1): Use %wd instead of
1385 HOST_WIDE_INT_PRINT_DEC.
1387 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1389 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
1392 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1394 * config.gcc (vax-*-linux*): Keep the original contents of
1395 tmake_file while adding vax/t-linux.
1397 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1401 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1402 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1403 (STACK_CHECK_MOVING_SP): Likewise.
1404 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1405 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1406 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1407 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1408 Document PROBE_STACK.
1409 * explow.c (anti_adjust_stack_and_probe): New function.
1410 (allocate_dynamic_stack_space): Do not directly allocate space if
1411 STACK_CHECK_MOVING_SP, instead invoke above function.
1412 (emit_stack_probe): Handle probe_stack insn.
1413 (PROBE_INTERVAL): New macro.
1414 (STACK_GROW_OPTAB): Likewise.
1415 (STACK_GROW_OFF): Likewise.
1416 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1417 loop condition in the small constant case. Rewrite in the general
1418 case to be immune to wraparounds. Make sure the address of probes
1419 is valid. Try to use [base + disp] addressing mode if possible.
1420 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1421 checking is enabled and STACK_CHECK_MOVING_SP.
1422 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1423 return 1 for volatile references to the stack pointer.
1424 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1425 __builtin_alloca if stack checking is enabled.
1426 * unwind-dw2.c (uw_identify_context): Take into account whether the
1427 context is that of a signal frame or not.
1428 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1429 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1431 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1433 PR rtl-optimization/41917
1434 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1435 operand isn't known to be 0, return 1.
1437 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1439 * config/mips/mips.md: Fix typos.
1441 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1443 * doc/invoke.texi: Fix typo.
1445 2009-11-03 Paul Brook <paul@codesourcery.com>
1447 * config/arm/neon.ml (vectype): Add T_floatSF.
1448 (string_of_vectype): Ditto.
1449 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1450 (deftypes): Use float for float32_t.
1451 * config/arm/arm_neon.h: Regenerate.
1453 2009-11-03 Nick Clifton <nickc@redhat.com>
1454 Kevin Buettner <kevinb@redhat.com>
1456 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1457 order of expected registers.
1458 (rx_load_multiple_vector): Likewise.
1459 (rx_rtsd_vector): Likewise.
1460 * config/rx/rx.c (rx_cpu_type): New variable.
1461 (rx_print_operand): Fix bug printing 64-bit constant values.
1462 (rx_emit_stack_pushm): Reverse order of pushed registers.
1463 (gen_rx_store_vector): Likewise.
1464 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1466 (is_exception_func): Rename to is_interrupt_func and only accept
1467 "interrupt" as the attribute name.
1468 (rx_get_stack_layout): Use new function name.
1469 (rx_func_attr_inlinable): Likewise.
1470 (rx_attribute_table): Remove "exception".
1471 (rx_expand_prologue): If necessary push the accumulator register
1472 in the prologue of interrupt functions.
1473 (rx_expand_epilogue): If necessary pop the accumulator.
1474 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1475 (rx_expand_builtin_stz): Remove.
1476 (rx_expand_builtin_mvtipl): New function.
1477 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1478 (rx_expand_builtin): Likewise.
1479 (rx_enable_fpu): New variable.
1480 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1481 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1482 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1483 (enum rx_cpu_types): Define.
1484 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1485 (INCOMING_FRAME_SP_OFFSET): Define.
1486 (ARG_POINTER_CFA_OFFSET): Define.
1487 (FRAME_POINTER_CFA_OFFSET): Define.
1488 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1489 (ALLOW_RX_FPU_INSNS): Define.
1490 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1491 fast_math_flags_set_p.
1492 (UNSPEC_BUILTIN_MVTIPL): Define.
1493 (revl): Rename to bswapsi2.
1494 (bswaphi2): New pattern.
1495 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1496 (mvtaclo): Likewise.
1498 (mvtc): Remove clobber of cc0.
1501 * config/rx/rx.opt (mieee): Remove.
1506 (msave-acc-in-interrupts): Add.
1507 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1508 (MULTILIB_DIRS): Likewise.
1509 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1510 * doc/extend.texi: Remove description of "exception" function
1512 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1513 -msave-acc-in-interrupts options.
1515 2009-11-03 Richard Guenther <rguenther@suse.de>
1517 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1519 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1522 * c-common.c (fold_offsetof_1): Issue errors when the member
1523 designator of the offsetof expression is not legitimate.
1525 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1527 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1528 names instead of numerical constants.
1529 (sse_prologue_save): Ditto.
1530 (*sse_prologue_save_insn): Ditto.
1532 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1536 (TARGET_CALL_ESP): New define.
1537 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1539 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1540 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1541 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1543 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1544 New patterns, use "lsm" as operand 1 constraint.
1545 * config/i386/predicates.md (call_insn_operand): Depend on
1546 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1548 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1550 PR tree-optimization/41857
1551 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1552 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1554 * tree-ssa-address.c (move_hint_to_base): New function.
1555 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1556 address space associated with TYPE.
1557 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1558 most_expensive_mult_to_index. Call move_hint_to_base.
1559 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1560 TYPE to addr_to_parts.
1562 2009-11-02 Martin Jambor <mjambor@suse.cz>
1564 PR tree-optimization/41750
1565 * tree-sra.c (analyze_modified_params): Loop over all
1566 representatives of components of a parameter.
1568 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1570 PR tree-optimization/41841
1571 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1572 local variables of not yet materialized clones.
1575 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1576 for a VOIDmode variable.
1579 * c-pragma.c (visstack): Change into vector of ints rather than
1580 enum symbol_visibility.
1581 (push_visibility): Add kind argument, push default_visibility together
1583 (pop_visibility): Add kind argument, return true if successful, fail
1584 if visibility stack is empty or if stack top is of different kind.
1585 (handle_pragma_visibility): Don't check length of visstack, instead
1586 call pop_visibility and issue diagnostics if it failed. Pass 0
1587 as last argument to push_visibility and pop_visibility.
1588 * c-pragma.h (push_visibility): Add kind argument.
1589 (pop_visibility): Likewise. Return bool instead of void.
1591 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1593 * tree.def (TARGET_MEM_REF): Update comment.
1594 * alias.c (get_alias_set): Retrieve the original memory reference for
1595 a TARGET_MEM_REF before proceeding.
1597 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1599 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1600 frv_function_value_regno_p): New functions.
1601 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1602 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1603 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1604 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1606 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1608 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1609 new 'outgoing' argument.
1610 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1611 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1612 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1613 LIBCALL_VALUE): Remove.
1614 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1615 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1616 (mh10300_function_value_regno_p): Declare.
1618 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1620 * config/arm/cortex-a9.md: New - integer pipeline description.
1622 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1624 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1625 aborting if the sizes of the two references don't match.
1627 2009-10-31 Toon Moene <toon@moene.org>
1629 * ipa-inline.c (cgraph_decide_inlining):
1630 Include reason for not inlining called-once functions in dump file.
1632 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1634 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1635 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1636 (LINK_SPEC): BE_LINK_SPEC added.
1638 2009-10-30 Richard Guenther <rguenther@suse.de>
1641 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1643 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1645 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1646 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1649 2009-10-30 Martin Jambor <mjambor@suse.cz>
1651 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1653 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1656 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1657 first. Move assert on stack_alignment_estimated just before
1658 setting stack_realign_needed.
1659 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1660 Don't call update_stack_boundary.
1662 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1663 (verride_options): Don't check ix86_force_align_arg_pointer here.
1664 (ix86_function_ok_for_sibcall): Use it.
1665 (ix86_update_stack_boundary): Likewise.
1667 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1669 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1671 * arm.md (QHSI): New mode iterator.
1672 (movqi): If generating for thumb, then truncate any immediate to
1674 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1676 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1679 2009-10-29 Cary Coutant <ccoutant@google.com>
1682 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1683 locations in the source).
1684 (store_vcall_insn): New function.
1685 (lookup_vcall_insn): New function.
1686 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1687 (dwarf2out_copy_call_info): New function.
1688 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1689 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1690 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1691 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1692 (debug_nothing_rtx_rtx): New dummy hook.
1693 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1694 (xcoff_debug_hooks): Likewise.
1695 * sdbout.c (sdb_debug_hooks): Likewise.
1696 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1698 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1700 * doc/invoke.texi (mmcount-ra-address): Document new command line
1702 * config/mips/mips.opt (mmcount-ra-address): New option.
1703 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1705 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1707 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1708 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1710 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1711 mips_function_profiler.
1713 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1717 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1718 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1719 * optc-gen.awk (cl_target_option_restore): Include call to
1720 targetm.override_options_after_change.
1721 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1722 * target.h (override_options_after_change): New.
1723 * c-common.c (parse_optimize_options): Call
1724 targetm.override_options_after_change.
1725 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1726 (ia64_override_options_after_change): New.
1727 (ia64_override_options) Add call to above.
1729 2009-10-29 Michael Matz <matz@suse.de>
1731 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1732 (gate_convert_to_rsqrt): Ditto.
1733 (pass_convert_to_rsqrt): Ditto.
1734 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1735 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1738 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1740 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1742 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1745 2009-10-29 Martin Jambor <mjambor@suse.cz>
1747 PR tree-optimization/41775
1748 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1749 (generate_subtree_copies): Do not unshare agg.
1750 (load_assign_lhs_subreplacements): Do not unshare rhs.
1751 (sra_modify_assign): Do not unshare exprs.
1752 (propagate_subacesses_accross_link): Renamed to
1753 propagate_subaccesses_across_link.
1755 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1757 * arm.c (count_insns_for_constant): Rework to support counting for
1758 thumb2 immediates as well.
1759 (find_best_start): Split out from arm_gen_constant.
1760 (arm_gen_constant): Rework to support XOR with immediate.
1762 2009-10-29 Chao-ying Fu <fu@mips.com>
1764 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1766 (mips_expand_synci_loop): Use the length rtx to control the
1767 synci loop from the begin rtx that points to the first byte of
1770 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1772 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1774 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1776 * dbxout.c (dbxout_common_check): Accept non public trees.
1777 * dwarf2out.c (fortran_common): Accept non public trees.
1779 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1781 * common.opt (fuse-linker-plugin): New option.
1782 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1784 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1786 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1788 PR rtl-optimization/39715
1789 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1790 (gen_cstoresi_ltu_thumb1): New splitter.
1792 2009-10-28 Richard Guenther <rguenther@suse.de>
1796 * tree-ssa.c (useless_type_conversion_p): Do not treat
1797 conversions to pointers to incomplete types as useless.
1798 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1801 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1803 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1804 vt_expand_loc unnecessarily when location is not a register nor
1808 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1809 fields don't have DECL_NAME.
1812 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1813 call convert_memory_address on addr.
1816 * config/i386/i386.c (ix86_pic_register_p): Don't call
1817 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1819 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1821 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1822 a variable part from its REG, MEM or VALUE.
1824 2009-10-28 Richard Guenther <rguenther@suse.de>
1826 * gimple.c (gimple_get_alias_set): Fix comment typo.
1828 2009-10-28 Richard Guenther <rguenther@suse.de>
1830 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1831 (free_lang_data): Unconditionally compute alias sets for all
1832 standard integer types. Bail out if gate bailed out previously.
1833 Do not reset the types_compatible_p langhook.
1834 (gate_free_lang_data): Remove.
1835 (struct pass_ipa_free_lang_data): Enable unconditionally.
1836 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1839 2009-10-28 Richard Guenther <rguenther@suse.de>
1842 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1843 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1844 (call_may_clobber_ref_p_1): Likewise.
1845 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1846 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1848 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1850 PR rtl-optimization/41812
1853 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1855 * df-problems.c (df_md_scratch): New.
1856 (df_md_alloc, df_md_free): Allocate/free it.
1857 (df_md_local_compute): Only include live registers in init.
1858 (df_md_transfer_function): Prune the in-set computed by
1859 the confluence function, and the gen-set too.
1861 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1863 PR rtl-optimization/39715
1864 * combine.c (simplify_comparison): Use extensions to
1865 widen comparisons. Try an ANDing first.
1867 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1869 PR rtl-optimization/40741
1870 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1871 a small constant is cheap.
1872 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1873 force_reg on the LHS.
1874 (xorsi3): Likewise, and split the XOR if the constant is complex
1875 and not in Thumb mode.
1877 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1879 * expmed.c (emit_store_flag): Check costs before
1880 transforming to the opposite representation.
1882 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1884 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1885 cstore result to DImode.
1887 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1889 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1890 inside the unspec vector.
1892 2009-10-27 Richard Henderson <rth@redhat.com>
1894 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1896 2009-10-27 Richard Henderson <rth@redhat.com>
1899 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1900 eh_region_may_contain_throw; update users.
1901 (eh_region_may_contain_throw): New function.
1902 (lower_catch): Check flag_exceptions before creating exception region.
1903 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1904 (lower_cleanup): Tidy existing flag_exceptions check to match.
1906 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1909 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1910 * config/i386/mingw.opt: Add fset-stack-executable.
1911 * config/i386/i386.c (ix86_trampoline_init): Make call to
1912 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1913 defined and its value is not zero.
1916 2009-10-27 Richard Guenther <rguenther@suse.de>
1918 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1919 handle calls to externally visible functions like in regular mode.
1920 (create_variable_info_for): Do not create function infos here.
1921 (have_alias_info): Remove write-only variable.
1922 (solve_constraints): New function split out from common code
1923 in compute_points_to_sets and ipa_pta_execute.
1924 (compute_points_to_sets): Adjust.
1925 (ipa_pta_execute): Likewise. Handle clones and externally visible
1926 functions like in non-IPA mode.
1928 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1931 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1934 2009-10-27 Richard Guenther <rguenther@suse.de>
1936 * tree-complex.c (expand_complex_div_wide): Check for
1937 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1939 2009-10-27 Revital Eres <eres@il.ibm.com>
1941 PR tree-optimization/40648
1942 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1943 Change decision of when to peel for alignment.
1945 2009-10-27 Richard Guenther <rguenther@suse.de>
1948 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1950 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1953 * fold-const.c (fold_binary_loc): Do not call
1954 protected_set_expr_location.
1956 2009-10-27 Wei Guozhi <carrot@google.com>
1959 * target.h (have_conditional_execution): Add a new target hook
1961 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1962 * targhooks.h (default_have_conditional_execution): Likewise.
1963 * targhooks.c (default_have_conditional_execution): Likewise.
1964 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1965 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1966 (arm_have_conditional_execution): New function.
1967 * ifcvt.c (noce_process_if_block, find_if_header,
1968 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1969 macro HAVE_conditional_execution to a target hook call.
1970 * recog.c (peephole2_optimize): Likewise.
1971 * sched-rgn.c (add_branch_dependences): Likewise.
1972 * final.c (asm_insn_count, final_scan_insn): Likewise.
1973 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1975 2009-10-26 Ben Elliston <bje@au.ibm.com>
1976 Michael Meissner <meissner@linux.vnet.ibm.com>
1977 Ulrich Weigand <uweigand@de.ibm.com>
1979 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1980 * config/spu/spu_cache.h: New file.
1982 * config/spu/cachemgr.c: New file.
1983 * config/spu/cache.S: New file.
1985 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1986 (ADDR_SPACE_EA): Define.
1987 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1988 * config/spu/spu.c (EAmode): New macro.
1989 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1990 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1991 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1992 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1993 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1994 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1995 (TARGET_ASM_SELECT_SECTION): Likewise.
1996 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1997 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1998 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1999 (ea_symbol_ref): New function.
2000 (spu_legitimate_constant_p): Handle __ea qualified addresses.
2001 (spu_addr_space_legitimate_address_p): New function.
2002 (spu_addr_space_legitimize_address): Likewise.
2003 (cache_fetch): New global.
2004 (cache_fetch_dirty): Likewise.
2005 (ea_alias_set): Likewise.
2006 (ea_load_store): New function.
2007 (ea_load_store_inline): Likewise.
2008 (expand_ea_mem): Likewise.
2009 (spu_expand_mov): Handle __ea qualified memory references.
2010 (spu_addr_space_pointer_mode): New function.
2011 (spu_addr_space_address_mode): Likewise.
2012 (spu_addr_space_subset_p): Likewise.
2013 (spu_addr_space_convert): Likewise.
2014 (spu_section_type_flags): Handle "._ea" section.
2015 (spu_select_section): New function.
2016 (spu_unique_section): Likewise.
2017 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
2018 and __EA64__ predefined macros.
2019 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
2020 -matomic-updates switches.
2022 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
2023 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
2024 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
2025 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
2026 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
2027 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
2028 $(T)cache128k.o): Likewise.
2029 ($(T)libgcc_%.a): Likewise.
2031 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
2032 * config/spu/spu.opt (-mea32/-mea64): Add switches.
2033 (-maddress-space-conversion): Likewise.
2034 (-mcache-size=): Likewise.
2035 (-matomic-updates): Likewise.
2036 * doc/invoke.texi (-mea32/-mea64): Document.
2037 (-maddress-space-conversion): Likewise.
2038 (-mcache-size=): Likewise.
2039 (-matomic-updates): Likewise.
2041 2009-10-26 Ben Elliston <bje@au.ibm.com>
2042 Michael Meissner <meissner@linux.vnet.ibm.com>
2043 Ulrich Weigand <uweigand@de.ibm.com>
2045 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
2047 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
2048 defined, add the named address space keywords.
2049 (c_addr_space_name): New function.
2050 (complete_array_type): Preserve named address space.
2051 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
2052 instead of targetm.valid_pointer_mode.
2054 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
2055 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
2056 (ADDR_SPACE_KEYWORD): New macro.
2057 (c_addr_space_name): Add prototype.
2059 * c-tree.h (struct c_declspecs): Add address_space member.
2060 (declspecs_add_addrspace): Add prototype.
2062 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
2064 * c-parser.c (c_parse_init): Add assertion.
2065 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
2066 (c_lex_one_token): Handle address space keywords.
2067 (c_token_starts_typename): Likewise.
2068 (c_token_starts_declspecs): Likewise.
2069 (c_parser_declspecs): Likewise.
2070 (c_parser_postfix_expression_after_paren_type): Diagnose compound
2071 literal within function qualified with named address space.
2073 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
2074 address space qualifiers.
2075 (shadow_tag_warned): Warn about useless address space qualifiers.
2076 (quals_from_declspecs): Handle address space qualifiers.
2077 (grokdeclarator): Likewise.
2078 (build_null_declspecs): Likewise.
2079 (declspecs_add_addrspace): New function.
2081 * c-typeck.c (addr_space_superset): New function.
2082 (qualify_type): Handle named address spaces.
2083 (composite_type): Likewise.
2084 (common_pointer_type): Likewise.
2085 (comp_target_types): Likewise.
2086 (build_conditional_expr): Likewise.
2087 (handle_warn_cast_qual): Likewise.
2088 (build_c_cast): Likewise.
2089 (convert_for_assignment): Likewise.
2090 (build_binary_op): Likewise.
2091 (pointer_diff): Handle named address spaces. Use intermediate
2092 integer type of sufficient size if required.
2094 2009-10-26 Ben Elliston <bje@au.ibm.com>
2095 Michael Meissner <meissner@linux.vnet.ibm.com>
2096 Ulrich Weigand <uweigand@de.ibm.com>
2098 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
2099 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2100 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2102 * target.h (struct target_def): Add pointer_mode, address_mode,
2103 and valid_pointer_mode to addr_space substructure.
2104 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2105 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2106 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2107 (TARGET_ADDR_SPACE_HOOKS): Add them.
2108 * targhooks.c (target_default_pointer_address_modes_p): New function.
2109 * target.h (target_default_pointer_address_modes_p): Add prototype.
2110 * targhooks.c (default_addr_space_pointer_mode): New function.
2111 (default_addr_space_address_mode): Likewise.
2112 (default_addr_space_valid_pointer_mode): Likewise.
2113 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
2114 (default_addr_space_address_mode): Likewise.
2115 (default_addr_space_valid_pointer_mode): Likewise.
2116 * output.h (default_valid_pointer_mode): Move to ...
2117 * targhooks.h (default_valid_pointer_mode): ... here.
2118 * varasm.c (default_valid_pointer_mode): Move to ...
2119 * targhooks.c (default_valid_pointer_mode): ... here.
2121 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
2122 instead of targetm.valid_pointer_mode.
2124 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
2125 * tree.c (integer_pow2p): Likewise.
2126 (tree_log2): Likewise.
2127 (tree_floor_log2): Likewise.
2128 (signed_or_unsigned_type_for): Support pointer type of different size.
2129 (int_or_pointer_precision): New function.
2130 * tree.h (int_or_pointer_precision): Add prototype.
2131 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
2132 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
2133 incoming pointer type instead of POINTER_SIZE.
2135 * tree.c (build_pointer_type): Use appropriate pointer mode
2136 instead of ptr_mode.
2137 (build_reference_type): Likewise.
2138 * expr.c (store_expr): Likewise.
2139 (expand_expr_addr_expr): Likewise.
2140 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
2141 * cfgexpand.c (expand_debug_expr): Likewise.
2143 * auto-inc-dec.c: Include "target.h".
2144 (try_merge): Use appropriate address mode instead of Pmode.
2145 (find_inc): Likewise.
2146 * combine.c (find_split_point): Likewise.
2147 * cselib.c (cselib_record_sets): Likewise.
2148 * dse.c (replace_inc_dec): Likewise.
2149 (canon_address): Likewise.
2150 * var-tracking.c (replace_expr_with_values): Likewise.
2151 (count_uses): Likewise.
2152 (add_uses): Likewise.
2153 (add_stores): Likewise.
2154 * emit-rtl.c: Include "target.h".
2155 (adjust_address_1): Use appropriate address mode instead of Pmode.
2156 (offset_address): Likewise.
2157 * explow.c (break_out_memory_refs): Likewise.
2158 (memory_address_addr_space): Likewise.
2159 (promote_mode): Likewise.
2160 * expr.c (move_by_pieces): Likewise.
2161 (emit_block_move_via_loop): Likewise.
2162 (store_by_pieces): Likewise.
2163 (store_by_pieces_1): Likewise.
2164 (expand_assignment): Likewise.
2165 (store_constructor): Likewise.
2166 (expand_expr_addr_expr): Likewise.
2167 (expand_expr_real_1): Likewise.
2168 * cfgexpand.c (expand_debug_expr): Likewise.
2169 * ifcvt.c (noce_try_cmove_arith): Likewise.
2170 * regcprop.c (kill_autoinc_value): Likewise.
2171 * regmove.c (try_auto_increment): Likewise.
2172 * reload.c (find_reloads): Likewise.
2173 (find_reloads_address): Likewise.
2174 (find_reloads_address_1): Likewise.
2175 * sched-deps.c: Include "target.h".
2176 (sched_analyze_1): Use appropriate address mode instead of Pmode.
2177 (sched_analyze_2): Likewise.
2178 * sel-sched-dump.c: Include "target.h".
2179 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
2180 * stor-layout.c (layout_type): Likewise.
2181 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2182 (multiplier_allowed_in_address_p): Likewise.
2183 (get_address_cost): Likewise.
2184 * varasm.c (make_decl_rtl): Likewise.
2186 * expr.c (expand_assignment): Always convert offsets to appropriate
2188 (store_expr): Likewise.
2189 (store_constructor): Likewise.
2190 (expand_expr_real_1): Likewise.
2192 * reload.h (form_sum): Add MODE argument.
2193 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
2194 Update recursive calls.
2195 (subst_indexed_address): Update calls to form_sum.
2197 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
2198 * tree-ssa-address.c: Include "target.h".
2199 (templates): Replace by ...
2200 (mem_addr_template_list): ... this new vector.
2201 (TEMPL_IDX): Handle address space numbers.
2202 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
2203 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
2204 instead of global cache. Update call to gen_addr_rtx.
2205 (valid_mem_ref_p): Update call to addr_for_mem_ref.
2206 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
2208 * rtl.h (convert_memory_address_addr_space): Add prototype.
2209 (convert_memory_address): Define as macro.
2210 * explow.c (convert_memory_address): Rename to ...
2211 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
2212 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
2213 Update recursive calls.
2214 (memory_address_addr_space): Call convert_memory_address_addr_space.
2215 * expmed.c (make_tree): Likewise.
2216 * expr.c (expand_assignment): Likewise.
2217 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2218 (expand_expr_addr_expr): Likewise. Also, update call.
2220 * alias.c (find_base_value): Guard pointer size optimizations.
2221 (find_base_term): Likewise.
2222 * rtlanal.c (nonzero_bits1): Likewise.
2223 (num_sign_bit_copies1): Likewise.
2224 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2226 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
2227 (emit-rtl.o): Likewise.
2228 (auto-inc-dec.o): Likewise.
2229 (sched-deps.o): Likewise.
2231 2009-10-26 Ben Elliston <bje@au.ibm.com>
2232 Michael Meissner <meissner@linux.vnet.ibm.com>
2233 Ulrich Weigand <uweigand@de.ibm.com>
2235 * doc/extend.texi (Named Address Spaces): New section.
2236 * coretypes.h (addr_space_t): New type.
2237 (ADDR_SPACE_GENERIC): New define.
2238 (ADDR_SPACE_GENERIC_P): New macro.
2240 * doc/tm.texi (Named Address Spaces): New section.
2241 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
2242 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
2243 (TARGET_ADDR_SPACE_SUBSET_P): Document.
2244 (TARGET_ADDR_SPACE_CONVERT): Document.
2245 * target.h (struct gcc_target): Add addr_space substructure.
2246 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
2247 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2248 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2249 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2250 (TARGET_ADDR_SPACE_HOOKS): Likewise.
2251 (TARGET_INITIALIZER): Initialize addr_space hooks.
2252 * targhooks.c (default_addr_space_legitimate_address_p): New function.
2253 (default_addr_space_legitimize_address): Likewise.
2254 (default_addr_space_subset_p): Likewise.
2255 (default_addr_space_convert): Likewise.
2256 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
2257 (default_addr_space_legitimize_address): Likewise.
2258 (default_addr_space_subset_p): Likewise.
2259 (default_addr_space_convert): Likewise.
2261 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
2262 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
2263 (MEM_ADDR_SPACE): New macro.
2264 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
2265 address space memory attribute.
2266 (mem_attrs_htab_hash): Handle address space memory attribute.
2267 (mem_attrs_htab_eq): Likewise.
2268 (set_mem_attributes_minus_bitpos): Likewise.
2269 (set_mem_alias_set): Likewise.
2270 (set_mem_align): Likewise.
2271 (set_mem_expr): Likewise.
2272 (set_mem_offset): Likewise.
2273 (set_mem_size): Likewise.
2274 (adjust_address_1): Likewise.
2275 (offset_address): Likewise.
2276 (widen_memoy_address): Likewise.
2277 (get_spill_slot_decl): Likewise.
2278 (set_mem_attrs_for_spill): Likewise.
2279 (set_mem_addr_space): New function.
2280 * emit-rtl.h (set_mem_addr_space): Add prototype.
2281 * print-rtl.c (print_rtx): Print address space memory attribute.
2282 * expr.c (expand_assignment): Set address space memory attribute
2283 of generated MEM RTXes as appropriate.
2284 (expand_expr_real_1): Likewise.
2285 * cfgexpand.c (expand_debug_expr): Likewise.
2286 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2288 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2289 size of "spare" bitfield.
2290 (TYPE_ADDR_SPACE): New macro.
2291 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2292 (DECODE_QUAL_ADDR_SPACE): Likewise.
2293 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2294 (KEEP_QUAL_ADDR_SPACE): Likewise.
2295 (TYPE_QUALS): Encode type address space.
2296 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2297 * tree.c (set_type_quals): Set type address space.
2298 (build_array_type): Inherit array address space from element type.
2299 * print-tree.c (print_node_brief): Print type address space.
2300 (print_node): Likewise.
2301 * tree-pretty-print.c (dump_generic_node): Likewise.
2303 * explow.c (memory_address): Rename to ...
2304 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2305 Use address-space aware variants of memory address routines.
2306 * recog.c (memory_address_p): Rename to ...
2307 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2308 Use address-space aware variants of memory address routines.
2309 (offsettable_address_p): Rename to ...
2310 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2311 Use address-space aware variants of memory address routines.
2312 * reload.c (strict_memory_address_p): Rename to ...
2313 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2314 Use address-space aware variants of memory address routines.
2315 (maybe_memory_address_p): Rename to ...
2316 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2317 Use address-space aware variants of memory address routines.
2318 * expr.h (memory_address_addr_space): Add prototype.
2319 (memory_address): Define as macro.
2320 * recog.h (memory_address_addr_space_p): Add prototype.
2321 (memory_address_p): Define as macro.
2322 (offsettable_address_addr_space_p): Add prototype.
2323 (offsettable_address_p): Define as macro.
2324 (strict_memory_address_addr_space_p): Add prototype.
2325 (strict_memory_address_p): Define as macro.
2327 * combine.c (find_split_point): Use address-space aware variants
2328 of memory address routines.
2329 * emit-rtl.c (operand_subword): Likewise.
2330 (change_address_1): Likewise.
2331 (adjust_address_1): Likewise.
2332 (offset_address): Likewise.
2333 * expr.c (emit_move_insn): Likewise.
2334 (expand_assignment): Likewise.
2335 (expand_expr_real_1): Likewise.
2336 * recog.c (verify_changes): Likewise.
2337 (general_operand): Likewise.
2338 (offsettable_memref_p): Likewise.
2339 (offsettable_nonstrict_memref_p): Likewise.
2340 (constrain_operands): Likewise.
2341 * reload.c (get_secondary_mem): Likewise.
2342 (find_reloads_toplev): Likewise.
2343 (find_reloads_address): Likewise.
2344 (find_reloads_subreg_address): Likewise.
2345 * reload1.c (reload): Likewise.
2346 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2347 * rtl.h (address_cost): Add ADDRSPACE argument.
2348 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2349 aware variant of memory address routines.
2350 * loop-invariant.c (create_new_invariant): Update address_cost call.
2351 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2352 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2353 Use address-space aware variant of memory address routines.
2354 (propagate_rtx_1): Update call to should_replace_address.
2355 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2357 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2358 ADDRSPACE argument. Use per-address-space instead of global cache.
2359 Use address-space aware variant of memory address routines.
2360 (get_address_cost): Likewise.
2361 (get_computation_cost_at): Update calls.
2362 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2363 Use address-space aware variant of memory address routines.
2364 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2365 (most_expensive_mult_to_index): Update call to
2366 multiplier_allowed_in_address_p.
2368 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
2369 attribute to indicate named address spaces.
2371 * varasm.c (get_variable_section): DECLs in named address spaces
2374 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
2375 for addresses in a non-generic address space.
2377 * expr.c (emit_block_move_hints): Do not use libcalls for
2378 memory in non-generic address spaces.
2379 (clear_storage_hints): Likewise.
2380 (expand_assignment): Likewise.
2382 * fold-const.c (operand_equal_p): Expressions refering to different
2383 address spaces are not equivalent.
2385 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
2386 spaces are not equivalent.
2387 (rtx_equal_p): Likewise.
2388 * cse.c (exp_equiv_p): Likewise.
2389 * jump.c (rtx_renumbered_equal_p): Likewise.
2390 * reload.c (operands_match_p): Likewise.
2392 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
2393 address spaces may alias.
2394 (true_dependence): Likewise.
2395 (canon_true_dependence): Likewise.
2396 (write_dependence_p): Likewise.
2398 * dse.c (canon_address): Handle named address spaces.
2399 * ifcvt.c (noce_try_cmove_arith): Likewise.
2401 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2402 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2403 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2404 to handle conversions between different address spaces.
2405 * fold-const.c (fold_convert_loc): Likewise.
2406 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2407 * tree-pretty-print.c (dump_generic_node): Likewise.
2408 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2409 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2410 * tree-inline.c (estimate_operator_cost): Likewise.
2411 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2412 to different address spaces are not useless.
2414 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2417 * cfgcleanup.c (trivially_empty_bb_p): New function.
2418 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2421 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2422 add_name_and_src_coords_attributes, gen_namespace_die,
2423 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2425 2009-10-26 Nick Clifton <nickc@redhat.com>
2427 * config.gcc: Add support for RX target.
2428 * config/rx: New directory.
2429 * config/rx/constraints.md: New file.
2430 * config/rx/predicates.md: New file.
2431 * config/rx/rx.c: New file.
2432 * config/rx/rx.h: New file.
2433 * config/rx/rx.md: New file.
2434 * config/rx/rx.opt: New file.
2435 * config/rx/rx-protos.h: New file.
2436 * config/rx/t-rx: New file.
2437 * doc/extend.texi: Document RX function attributes.
2438 * doc/invoke.texi: Document RX specific command line options.
2439 * doc/contrib.texi: Document RX contribution.
2440 * doc/md.texi: Document RX constraints.
2441 * doc/install.texi: Document RX support.
2443 2009-10-26 Michael Matz <matz@suse.de>
2445 PR tree-optimization/41783
2446 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2447 case for simple diamonds.
2448 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2449 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2450 argument, use alias oracle to skip some vdefs.
2451 (phi_translate_1): Change call to above, don't allocate new
2452 value ids if they can stay the same.
2453 (compute_avail): Allow vuse walking when looking up references.
2455 2009-10-26 Richard Guenther <rguenther@suse.de>
2457 PR tree-optimization/41826
2458 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2459 access to re-allocated vector fields.
2461 2009-10-26 Richard Guenther <rguenther@suse.de>
2463 * graphite-sese-to-poly.c (check_poly_representation): Fix
2464 compile without checking.
2466 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2469 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2470 * gimplify.c (tree_should_carry_location_p,
2471 tree_annotate_one_with_location,tree_annotate_all_with_location):
2472 Remove obsolete functions.
2474 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2477 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2479 2009-10-25 Richard Guenther <rguenther@suse.de>
2481 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2482 Stream DECL_RESTRICTED_P.
2483 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2485 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2487 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2488 a note when expanding to nothing.
2490 2009-10-25 Richard Guenther <rguenther@suse.de>
2493 * tree.c (find_decls_types_r): Deal with Java overloading
2494 BINFO_VIRTUALS for its own purpose.
2496 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2498 * config/mips/predicates.md (hilo_operand): New predicate.
2499 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2500 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2501 splitter part from here ...:
2502 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2503 op0 and op4 to match the DINS case.
2504 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2506 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2509 * avr.md (QIDI): Add new mode iterator.
2510 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2511 patterns for all QI thru DI modes combinations.
2512 (sbrx_and_branch<mode>): Create new and based bit test and jump
2513 patterns for QI thru SI modes.
2514 avr.c (avr_out_sbxx_branch): Use only bit number.
2516 2009-10-24 Jan Hubicka <jh@suse.cz>
2518 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2520 (analyze_function): When analyzing noreturn nothrow call, do not
2521 compute written stats; free bitmaps of vars early if possible.
2522 (generate_summary): Only update bitmaps if computed.
2523 (propagate): Only dump bitmaps if computed.
2524 (ipa_reference_read_summary): Fix pasto.
2526 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2528 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2529 (aliasing_component_refs_p): ...this. Return true if there is no
2530 common base and the base access types have the same alias set.
2531 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2532 (indirect_refs_may_alias_p): Likewise.
2534 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2537 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2538 a C_MAYBE_CONST_EXPR.
2540 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2543 * config/rs6000/rs6000.c (struct machine_function): Add
2544 vsx_or_altivec_used_p to record if vector types are used.
2545 (rs6000_expand_to_rtl_hook): Rename from
2546 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2547 any vector operations, so if there are, we can set VRSAVE to
2548 non-zero when only floating point vector registers are used.
2549 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2550 (rs6000_check_vector_mode): Inner function to check if vector
2551 types are used in the code.
2552 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2553 vector instructions are used.
2555 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2556 Indicate that VSX registers which overlap floating point
2557 registers, can't be used across a call, since the ABI only states
2558 the scalar part of the register will be saved and restored.
2560 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2563 * alias.c (get_alias_set): Call langhook before returning 0 for
2564 types with structural equality.
2565 * c-common.c (c_common_get_alias_set): Use alias set of element
2566 type for arrays with structural comparison.
2568 2009-10-23 Richard Guenther <rguenther@suse.de>
2571 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2572 gimple_call_nothrow_p.
2574 2009-10-23 Richard Guenther <rguenther@suse.de>
2576 PR tree-optimization/41778
2577 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2578 redundancy along a path in the CFG we want to optimize for speed
2579 is going to be removed.
2580 (execute_pre): Do partial-PRE only if the function is to be
2581 optimized for speed.
2582 (gate_pre): Do not turn off all of PRE when not optimizing a
2585 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2587 * builtins.c (fold_builtin_cabs): Use validate_arg().
2588 (fold_builtin_cexp): Fix if-logic.
2589 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2591 2009-10-22 Jeff Law <law@redhat.com>
2593 * ira-lives.c (process_single_reg_class_operands): Update the
2594 hard reg costs for all the hard registers desired by the
2595 single reg class operand.
2597 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2599 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2600 for rtxes that aren't handled specially.
2602 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2604 * rtl.h (shallow_copy_rtvec): Declare.
2605 * rtl.c (shallow_copy_rtvec): New function.
2606 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2607 rtx field if the subrtx has changed.
2609 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2611 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2612 (m32c_function_value): Make static, add new 'outgoing' argument.
2613 (m32c_libcall_value): Make static, add new 'fun' argument.
2614 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2615 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2616 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2617 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2618 (m32c_function_value, m32c_libcall_value): Delete declaration.
2620 2009-10-22 Diego Novillo <dnovillo@google.com>
2622 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2624 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2626 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2629 2009-10-22 Richard Guenther <rguenther@suse.de>
2631 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2632 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2633 (lto_symtab_merge): Do not merge cgraph nodes here.
2634 (lto_symtab_resolve_can_prevail_p): Simplify.
2635 (lto_symtab_resolve_symbols): Store cgraph node.
2636 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2637 functions from the symtab.
2638 (lto_symtab_merge_cgraph_nodes_1): New function.
2639 (lto_symtab_merge_cgraph_nodes): Likewise.
2641 2009-10-22 Richard Guenther <rguenther@suse.de>
2644 * lto-streamer-out.c (lto_output_location): Stream the
2646 * lto-streamer-in.c (lto_input_location): Likewise.
2648 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2650 * cfgloopmanip.c (duplicate_subloops): Export.
2651 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2652 (transform_to_exit_first_loop): Duplicate bbs starting from
2653 header up to loop->latch instead of exit->src.
2654 Initialize control variable to the correct number of iterations.
2655 (gather_scalar_reductions): Do not register double reductions.
2656 (parallelize_loops): Dump which loop is tested.
2657 Indicate whether the parallelized loop is inner or not.
2658 Remove the innermost-loop requirement.
2659 * cfgloop.h (duplicate_subloops): Export.
2660 * tree-cfg.c (add_phi_args_after_redirect): New function.
2661 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2662 Call duplicate_subloops.
2663 Update number of iterations at the exit condition.
2664 Don't redirect nexits always to the loop exit.
2665 Redirect copied edges from latch to the loop exit.
2667 2009-10-22 Jan Hubicka <jh@suse.cz>
2669 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2671 * ipa-inline.c (cgraph_mark_inline_edge,
2672 cgraph_decide_inlining_of_small_function,
2673 cgraph_decide_inlining, inline_read_summary): Disable indirect
2674 inlining for WPA for time being.
2676 PR tree-optimize/40556
2677 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2679 2009-10-22 Richard Guenther <rguenther@suse.de>
2681 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2682 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2684 2009-10-22 Jan Hubicka <jh@suse.cz>
2687 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2689 (check_call): Handle only indirect calls.
2690 (propagate_bits): Update comment.
2691 (write_node_summary_p): Turn bogus check to assert.
2692 (ipa_reference_write_summary): Stream calls_read_all properly.
2693 (ipa_reference_read_summary): Stream in calls_read_all properly.
2694 (read_write_all_from_decl): New function.
2695 (propagate): Handle OVERWRITABLE nodes and external calls here.
2696 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2698 (analyze_function): Do not check visibility here.
2699 (add_new_function): We summary OVERWRITABLE too.
2700 (generate_summary): Stream OVERWRITABLE nodes too.
2701 (propagate): Handle external calls and OVERWRITABLE nodes here.
2702 (local_pure_const): Check visibility here.
2704 2009-10-22 Jan Hubicka <jh@suse.cz>
2706 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2707 (pass_ipa_cp): Register them.
2708 (ipcp_init_stage): Analyze all functions for whopr/lto.
2709 (ipcp_propagate_stage): Skip external calls.
2710 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2711 * ipa-reference.c (write_node_summary_p): Fix thinko about
2713 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2714 when in ltrans, skip executing of ipa passes since everything
2715 should've been done.
2716 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2717 (inline_generate_summary): Likewise.
2718 (inline_read_summary): New function.
2719 (inline_write_summary): New function.
2720 (pass_ipa_inline): Register new hooks.
2721 * ipa-prop.c: Inlcude lto-streamer.h
2722 (ipa_edge_args_vector): Update declaration.
2723 (ipa_count_arguments, ipa_compute_jump_functions,
2724 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2725 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2726 ipa_read_node_info): New static functions.
2727 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2728 (duplicate_array): Use xmalloc.
2729 (duplicate_ggc_array): New.
2730 (ipa_edge_duplication_hook): Use it.
2731 (ipa_update_after_lto_read): New function.
2732 * ipa-prop.h (ipa_prop_write_jump_functions,
2733 ipa_prop_read_jump_functions): Declare.
2734 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2735 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2736 (ipa_edge_args_vector): Move into GGC.
2737 (ipa_check_create_edge_args): Update.
2738 (ipa_update_after_lto_read): New.
2739 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2741 (ipa_read_summaries): When in ltrans, so not read summaries.
2742 * lto-streamer.c (lto_get_section_name): Add
2743 LTO_section_jump_functions.
2744 * lto-streamer.h (LTO_section_jump_functions): New section.
2745 (produce_asm): Declare.
2746 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2747 * lto-streamer-out.c (produce_asm): Export.
2748 * lto-streamer-in.c: Include tree-pass.h
2749 (input_function): Free dominance info when done.
2750 (lto_read_body): Push ipa_inline in ltrans stage.
2751 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2752 * Makefile.in (GTFILES): Add ipa-prop.h
2754 2009-10-22 Matthias Klose <doko@ubuntu.com>
2756 * doc/install.texi: Document --enable-browser-plugin.
2758 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2760 * doc/invoke.texi (fira-loop-pressure): Update default value.
2761 * opts.c (decode_options): Remove default value setting for
2762 flag_ira_loop_pressure.
2763 * config/ia64/ia64.c (ia64_override_options): Set
2764 flag_ira_loop_pressure up for -O3.
2765 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2767 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2769 PR tree-optimization/41497
2770 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2771 chrec_dont_know if the evolution function returned by follow_ssa_edge
2772 is constant in the analyzed loop and is not compatible with the
2773 initial value before the loop.
2774 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2776 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2778 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2780 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2783 * doc/invoke.texi: Document -print-multi-os-directory.
2785 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2788 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2789 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2790 when darwin_emit_unwind_label is used.
2792 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2794 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2797 2009-10-20 Richard Henderson <rth@redhat.com>
2799 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2800 before emit_post_landing_pad.
2802 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2804 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2805 Use when calling rtx_costs.
2806 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2807 global optimize_size. Pass speed to mips_binary_cost.
2809 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2811 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2814 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2816 * rtl.h (simplify_replace_fn_rtx): Declare.
2817 (wrap_constant, unwrap_constant): Delete.
2818 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2819 (expand_debug_expr): Don't call wrap_constant.
2820 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2821 (auto_adjust_pair): Fold into...
2822 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2823 Just return a new value.
2824 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2825 otherwise use simplify_replace_rtx.
2826 * cselib.c (wrap_constant): Reinstate old definition.
2827 (cselib_expand_value_rtx_1): Don't wrap constants.
2828 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2829 simplify_replace_rtx.
2830 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2831 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2832 Use simplify_replace_rtx.
2833 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2835 (simplify_replace_rtx): ...here. Turn into a wrapper for
2836 simplify_replace_fn_rtx.
2837 (simplify_unary_operation): Don't unwrap CONSTs.
2838 * var-tracking.c (check_wrap_constant): Delete.
2839 (vt_expand_loc_callback): Don't call it.
2840 (vt_expand_loc): Likewise.
2842 2009-10-20 Pascal Obry <obry@adacore.com>
2843 Eric Botcazou <ebotcazou@adacore.com>
2845 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2847 2009-10-20 Michael Matz <matz@suse.de>
2849 * loop-invariant.c (create_new_invariant): Use different magic number.
2851 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2854 * arm.c (arm_override_options): Forcibly disable hot/cold block
2857 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2860 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2863 2009-10-20 Richard Guenther <rguenther@suse.de>
2865 * ggc-page.c: Include cfgloop.h.
2866 (struct max_alignment): Drop long double, add void *.
2867 (extra_order_size_table): Add low non-power-of-two multiples
2868 of MAX_ALIGNMENT. Drop small type-based entries, add
2869 tree_type, cgraph_node and loop.
2870 * alloc-pool.c (struct allocation_object_def): Drop long double
2873 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2876 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2877 referenced just in DEBUG_INSNs.
2879 2009-10-20 Richard Guenther <rguenther@suse.de>
2882 * gimple.c (gimple_register_type): Make sure we register
2883 the types main variant first.
2885 2009-10-20 Richard Guenther <rguenther@suse.de>
2887 * gimple.c (gimple_types_compatible_p): Simplify. Move
2888 cheap checks before hashtable queries. Add checks for
2889 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2891 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2893 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2894 without size or with size that can't be represented as a host integer.
2896 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2898 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2899 the removal of a debug stmt as a significant change.
2901 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2903 * config/s390/s390.md: Added agen condition to operand
2904 forwarding bypasses. Added bypass for early address generation
2905 use of int results. Updated comments.
2907 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2909 * config/i386/i386.c: Remove signal.h #include.
2911 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2913 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2914 * doc/rtl.texi: Document ss_abs.
2916 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2918 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2919 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2920 instead of C_LEX_RAW_STRINGS.
2921 (lex_string): Handle CPP_UTF8STRING.
2922 * c-parser.c (c_parser_postfix_expression): Likewise.
2923 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2924 (C_LEX_STRING_NO_JOIN): ... this.
2926 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2928 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2929 cris_function_value_regno_p): New functions.
2930 (cris_promote_function_mode): Update comment.
2931 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2932 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2933 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2934 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2936 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2938 * unwind-dw2.c (execute_stack_op): Fix operand order for
2939 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2941 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2943 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2944 (lower_stmt) <GIMPLE_BIND>: Add comment.
2945 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2947 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2948 Otherwise lower it and set cannot_fallthru to true.
2949 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2950 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2951 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2952 to true for a noreturn call. Do not remove statements.
2953 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2954 Set cannot_fallthru to false on function exit.
2955 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2956 <GIMPLE_ASSIGN>: Remove.
2958 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2960 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2962 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2964 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2965 next/prev_active_insn to skip DEBUG_INSNs as well.
2967 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2969 * config/arm/arm.c (output_move_neon): Use DImode in call to
2972 2009-10-19 Matthias Klose <doko@ubuntu.com>
2975 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2977 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2979 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2981 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2984 * optabs.c (expand_binop): Make mode of shift count expression mode
2985 of shift count not target.
2988 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2990 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2991 case. Force using values to replace references within the statement.
2992 (convert_local_reference_stmt): Likewise.
2994 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2996 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2997 remove a subsequent GOTO or RETURN statement.
2999 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
3001 * config/avr.md (*movqi): Add zero as equally preferable constraint
3002 as general register.
3005 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3007 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
3009 2009-10-17 Richard Guenther <rguenther@suse.de>
3011 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
3013 2009-10-17 Richard Guenther <rguenther@suse.de>
3015 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
3016 operands in COMPONENT_REFs.
3018 2009-10-17 Anatoly Sokolov <aesok@post.ru>
3020 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
3021 if not defined. Change type of second argument to const_rtx.
3022 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
3024 * targhooks.h (default_libcall_value): Update prototype.
3025 * target.h (struct gcc_target): Change type of second argument of
3026 libcall_value to const_rtx.
3027 * config/arm/arm.c (arm_libcall_value): Change type of second argument
3029 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
3030 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
3032 2009-10-17 Jakub Jelinek <jakub@redhat.com>
3035 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
3036 * cgraphunit.c (cgraph_optimize): Call it.
3037 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
3038 (dwarf2out_assembly_start): ... here. New hook.
3039 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
3040 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
3042 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
3043 * sdbout.c (sdb_debug_hooks): Likewise.
3044 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
3045 (vmsdbgout_assembly_start): New hook.
3047 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3049 * rtl.h (RTL_LOCATION): Fix typo.
3051 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3053 * print-rtl.c (print_rtx): Print locators in asm_operands
3056 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
3059 * sched-deps.c (depl_on_debug_p): New.
3060 (attach_dep_link): Reject debug deps before nondebug deps.
3061 (add_to_deps_list): Insert debug deps after nondebug deps.
3062 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
3064 (sd_add_dep): Do not reject debug deps.
3065 (add_insn_mem_dependence): Don't count debug deps.
3066 (remove_from_deps): Likewise.
3067 (sched_analyze_2): Set up mem deps on debug insns.
3068 (sched_analyze_insn): Record reg uses for deps on debug insns.
3069 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
3070 try_ready nondebug insn after debug insn.
3071 * ddg.c (create_ddg_dep_from_intra_loop_link,
3072 create_ddg_dep_no_link): Don't reject debug deps.
3074 2009-10-16 Richard Guenther <rguenther@suse.de>
3076 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
3077 (maybe_merge_incomplete_and_complete_type): Likewise.
3078 (lto_symtab_merge): Do not call them. Do not warn for
3079 complete vs. incomplete compatible types.
3080 (lto_symtab_merge_decls_2): Simplify.
3081 * gimple.c (gimple_force_type_merge): Remove.
3082 (gimple_types_compatible_p): Make it static.
3083 * gimple.h (gimple_force_type_merge): Remove.
3084 (gimple_types_compatible_p): Likewise.
3086 2009-10-16 Jakub Jelinek <jakub@redhat.com>
3088 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
3089 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
3091 2009-10-16 Richard Guenther <rguenther@suse.de>
3093 PR tree-optimization/41728
3094 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
3095 if fold_stmt did anything.
3097 2009-10-16 Richard Guenther <rguenther@suse.de>
3100 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
3101 (maybe_fixup_handled_component): New function.
3102 (input_gimple_stmt): Fixup mismatched decl replacements.
3104 2009-10-16 Richard Guenther <rguenther@suse.de>
3107 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
3108 the same as VAR_DECL.
3110 2009-10-16 Richard Guenther <rguenther@suse.de>
3112 * gimple.c (iterative_hash_gimple_type): For integer types
3113 also hash their minimum and maximum values and the string flag.
3114 For array types hash their domain and the string flag.
3116 2009-10-16 Richard Guenther <rguenther@suse.de>
3118 * gimple.c (gimple_types_compatible_p): Restrict completing
3119 types to record or unions. Simplify completion.
3120 Do not merge records or unions with different
3121 TYPE_STRUCTURAL_EQUALITY_P tag.
3122 (iterative_hash_gimple_type): Restrict non-recursing into
3123 pointer targets for records and unions.
3125 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3128 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
3129 * dwarf2out.c (mem_loc_descriptor): Don't handle
3130 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
3131 punt if it is not lowpart subreg or if inner mode isn't
3134 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3136 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
3137 investigating previous or next insns.
3139 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
3141 * tree-sra.c (build_ref_for_offset_1): Update comment.
3143 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
3145 * config/s390/s390.md (atype): Added missing values.
3147 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3150 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
3151 (casesi64p): Update pattern to reflect above.
3153 2009-10-15 Steve Ellcey <sje@cup.hp.com>
3155 PR rtl-optimization/41697
3156 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
3158 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3161 * config/rs6000/predicates.md: Update copyright year.
3162 * config/rs6000/altivec.md: Ditto.
3164 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
3165 (MD_INCLUDES): Add a2.md.
3167 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
3168 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
3169 (builtin_classify): New static vector to classify various builtins
3170 to get the tree attributes correct.
3171 (def_builtin): Set the attributes of builtins based on what the
3172 builtin does (i.e. memory operation, floating point, saturation
3173 need special attributes, others are pure functions).
3175 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
3177 (enum rs6000_builtins): Include rs6000-builtin.def to define the
3178 builtins. Change the end marker to MAX_RS6000_BUILTINS from
3179 RS6000_BUILTIN_COUNT.
3180 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
3181 MAX_RS6000_BUILTINS.
3183 * config/rs6000/rs6000-builtin.def: New file that combines the
3184 builtin enumeration name and attributes.
3186 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3188 * config/i386/linux.h (ASM_SPEC): Add --32.
3190 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3192 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
3193 and DW_TAG_template_alias.
3194 (dwarf_attr_name): Handle DW_AT_main_subprogram,
3195 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
3196 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
3197 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
3198 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
3199 and DW_AT_GNU_odr_signature.
3200 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
3201 DW_FORM_flag_present and DW_FORM_ref_sig8.
3202 (output_signature): Only print name on the first byte.
3203 (output_die): Likewise for dw_val_class_data8.
3205 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3207 * doc/invoke.texi: Clarify that most optimizations are not enabled
3210 2009-10-15 Richard Guenther <rguenther@suse.de>
3213 * gimple.c (compare_type_names_p): Handle anonymous names
3214 differently based on new mode argument.
3215 (gimple_types_compatible_p): For structs also compare the tags.
3216 (iterative_hash_type_name): Rename to ...
3217 (iterative_hash_name): ... this. Hash all names.
3218 (iterative_hash_gimple_type): Fix hashing the struct tag of
3219 pointer targets. Hash field decl names.
3221 2009-10-15 Richard Guenther <rguenther@suse.de>
3224 * gimple.c (gimple_get_alias_set): Avoid recursing on
3225 invalid type topology.
3227 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3229 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
3231 2009-10-15 Richard Guenther <rguenther@suse.de>
3233 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
3235 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3237 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
3238 add --with-tune{,-32,-64} configured default for -mtune if explicit
3241 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
3243 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
3245 2009-10-14 DJ Delorie <dj@redhat.com>
3247 * config/h8300/h8300.c (F): New.
3249 (h8300_emit_stack_adjustment): Call them.
3251 (h8300_push_pop): Likewise.
3252 (h8300_expand_prologue): Likewise.
3253 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
3254 (MUST_USE_SJLJ_EXCEPTIONS): Define.
3255 (INCOMING_RETURN_ADDR_RTX): Define.
3256 (INCOMING_FRAME_SP_OFFSET): Define.
3257 (DWARF_CIE_DATA_ALIGNMENT): Define.
3259 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3261 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
3262 fields in builtin structs.
3263 (finalize_record_size): Likewise.
3265 2009-10-14 Richard Guenther <rguenther@suse.de>
3267 * gimple.c (gtc_ob): New global.
3268 (struct type_pair_d): Replace pointers with type UIDs.
3269 (type_pair_hash): Adjust.
3270 (type_pair_eq): Likewise.
3271 (lookup_type_pair): Likewise. Allocate from an obstack.
3272 (gimple_force_type_merge): Adjust.
3273 (gimple_types_compatible_p): Likewise.
3274 (free_gimple_type_tables): Free the obstack.
3276 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3278 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3279 stmts setting DEBUG_EXPR_DECLs.
3281 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3282 Don't crash if mode1 is VOIDmode.
3284 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3286 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3287 * params.h (IRA_LOOP_RESERVED_REGS): New.
3288 * tree-pass.h (pass_subregs_of_mode_init,
3289 pass_subregs_of_mode_finish): Remove.
3290 * passes.c (pass_subregs_of_mode_init,
3291 pass_subregs_of_mode_finish): Remove.
3292 (pass_reginfo_init): Move before loop optimizations.
3293 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3294 * common.opt (fira-loop-pressure): New.
3295 * toplev.h (flag_ira_loop_pressure): New.
3296 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3297 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3298 Make external and void type functions.
3299 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3300 pass_subregs_of_mode_finish): Remove.
3301 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3302 * regmove.c: Include ira.h.
3303 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3304 register pressure calculation in loops.
3305 * loop-invariant.c: Include REGS_H and ira.h.
3306 (struct loop_data): New members max_reg_pressure, regs_ref, and
3308 (struct invariant): New member orig_regno.
3309 (curr_loop): New variable.
3310 (find_exits): Initialize regs_ref and regs_live.
3311 (create_new_invariant): Initialize orig_regno.
3312 (get_cover_class_and_nregs): New.
3313 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3314 array. Add code for flag_ira_loop_pressure.
3315 (gain_for_invariant): Make new_regs an array. Add code for
3316 flag_ira_loop_pressure.
3317 (best_gain_for_invariant): Ditto.
3318 (set_move_mark): New parameter gain. Use it for debugging output.
3319 (find_invariants_to_move): Make regs_needed and new_regs an array.
3320 Add code for flag_ira_loop_pressure.
3321 (move_invariant_reg): Set up orig_regno.
3322 (move_invariants): Set up reg classes for pseudos for
3323 flag_ira_loop_pressure.
3324 (free_loop_data): Clear regs_ref and regs_live.
3325 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3326 get_regno_cover_class, change_pressure, mark_regno_live,
3327 mark_regno_death, mark_reg_store, mark_reg_clobber,
3328 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3329 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3330 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3331 register pressure calculation in loops if new regs were added.
3332 Call finish_subregs_of_mode.
3333 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3334 * Makefile.in (loop-invariant.o): Add ira.h.
3336 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3338 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3340 2009-10-14 Richard Guenther <rguenther@suse.de>
3342 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3343 (lto_symtab_merge): ... here. Rewrite both to take the
3344 prevailing and a to-be-merged entry and to queue diagnostics properly.
3345 (lto_symtab_resolve_replaceable_p): New predicate for
3347 (lto_symtab_resolve_can_prevail_p): Likewise.
3348 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3349 handles merging commons by choosing the largest decl. Fold
3350 in code that gives ODR errors.
3351 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3353 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3354 case of no prevailing decl here. Diagnose mismatches
3355 in object types here. Drop all but the prevailing decls.
3356 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3357 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3358 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3360 2009-10-14 Richard Guenther <rguenther@suse.de>
3363 * lto-streamer-in.c (input_bb): Replace debug stmts with
3364 nops instead of dropping them.
3366 2009-10-14 Nick Clifton <nickc@redhat.com>
3368 * gcc/doc/extended.texi: Replace the dash character with @minus{}
3369 in situations where it is being used as a minus symbol.
3370 * gcc/doc/tm.texi: Likewise.
3371 * gcc/doc/md.texi: Likewise.
3373 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3375 PR preprocessor/41543
3376 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
3377 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
3378 * tree.c: Include intl.h.
3379 (expand_location): Handle BUILTINS_LOCATION.
3380 * Makefile.in (tree.o): Depend on intl.h.
3383 * dwarf2out.c (dwarf2out_var_location): Always clear
3384 last_postcall_label when changing last_label.
3386 2009-10-14 Pascal Obry <obry@adacore.com>
3388 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
3389 (process_command): Handle -E as done with -c and -S. Do not add
3390 the target executable suffix to the output file when -E is used.
3391 (main): Adjust error message accordingly.
3393 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
3399 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3401 (tree_code_size): Likewise.
3403 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3405 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3406 * real.h (HAVE_mpc_arc): Define.
3408 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3410 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3411 (struct builtin_description): Add fndecl field.
3412 (bdesc): Remove const qualifier. Update initializer.
3413 (sh_media_init_builtins): Remove const qualifier for d. Record
3414 the result of add_builtin_function to the fndecl field.
3415 (sh_builtin_decl): New.
3416 (sh_media_builtin_decl): New.
3418 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3421 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3422 requests between special registers.
3424 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3426 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3428 2009-10-13 Richard Henderson <rth@redhat.com>
3430 PR tree-optimization/41377
3431 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3432 (cleanup_empty_eh_merge_phis): New change_region parameter;
3433 pass it on to redirect_eh_edge_1. Update callers.
3434 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3435 at the destination block.
3437 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3439 * passes.c (register_pass): Replaced gcc_unreachable by
3440 fatal_error on failure. Mentions plugins in comments & messages.
3442 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3445 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3446 * sched-vis.c (print_value): Use it.
3447 * cselib.c (cselib_hash_rtx): Likewise.
3448 * print-rtl.c (print_rtx): Likewise.
3449 * cfgexpand.c (expand_debug_rtx): Likewise.
3450 * var-tracking.c (vt_expand_loc_callback): Likewise.
3452 2009-10-13 Richard Guenther <rguenther@suse.de>
3455 * opts.c (handle_option): Split out code to handle setting
3456 the options flag var ...
3457 (set_option): ... here.
3458 * opts.h (set_option): Declare.
3459 * lto-opts.c (register_user_option_p): Include -fexceptions
3460 and all position independent code variants.
3461 (handle_common_option): Remove.
3462 (lto_reissue_options): Use set_option.
3464 2009-10-13 Martin Jambor <mjambor@suse.cz>
3466 PR tree-optimization/41661
3467 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3468 that are tcc_comparisons or do not change the type in any
3470 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3471 folding tcc_comparison operations.
3473 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3475 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3478 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3484 * tree.def (DEBUG_EXPR_DECL): New.
3485 * rtl.def (DEBUG_EXPR): New.
3486 * gengtype.c (adjust_field_rtx_def): Handle it.
3487 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3488 (insert_debug_temp_for_var_def): ... this. Drop support for
3489 moving. Take iterator for def stmt; insert debug stmt before it.
3490 Scan early for use count and kind in debug stmts.
3491 (propagate_defs_into_debug_stmts): Rename to...
3492 (insert_debug_temps_for_defs): ... this. Likewise.
3493 * tree.h (DEBUG_TEMP_UID): New.
3494 * tree.c (next_debug_decl_uid): New.
3495 (make_node_stat): Count debug decls separately.
3496 (copy_node_stat): Likewise.
3497 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3498 * var-tracking.c (dv_is_decl_p): Recognize it.
3499 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3500 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3501 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3502 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3503 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3504 (cselib_hash_rtx): Likewise.
3505 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3506 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3508 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3509 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3510 * rtl.c (copy_rtx): Likewise.
3511 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3512 * print-rtl.c (print_rtx): Likewise.
3513 * sched-vis.c (print_value): Likewise.
3514 (print_insn): Handle DEBUG_EXPR_DECL.
3515 * tree-dump.c (dequeue_and_dump): Likewise.
3516 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3517 * gimple-iterator (gsi_replace): Check for same lhs.
3518 (gsi_remove): Insert debug temps.
3519 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3520 (move_computations_stmt): Drop explicit propagation into debug stmts.
3521 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3522 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3523 * tree-ssa-sink.c (statement_sink_location): Likewise.
3524 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3525 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3526 * tree-flow.h: Likewise.
3527 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3528 debug temps without values.
3529 (eliminate_unnecessary_stmts): Don't discard just-inserted
3532 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3535 * config/cris/cris.md (andu): Check that operand 1 is one of the
3536 general registers. Fix typo in head comment.
3538 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3540 * config/i386/i386.md (vswapmov): New.
3541 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3542 (ix86_function_ms_hook_prologue): New.
3543 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3544 * configure.ac: Test for swap suffix support in as.
3545 * configure: Rebuild.
3547 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3550 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3551 paradoxical subregs to prevent partial register stalls if the inner
3552 mode is integer mode.
3554 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3556 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3558 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3561 * gcc/dwarf2out.c (template_parameter_pack_die,
3562 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3564 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3567 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3569 (maybe_register_def): Likewise. Take stmt iterator.
3570 (rewrite_update_stmt): Take stmt iterator and pass it on.
3571 (rewrite_update_enter_block): Pass stmt iterator.
3573 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3575 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3576 (spu_builtin_decl): New function.
3578 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3580 * config/i386/i386.md (SWIM): New mode iterator.
3581 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3582 using SWIM mode iterator.
3583 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3584 patterns using SWI48 mode iterator.
3585 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3586 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3587 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3588 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3589 patterns using SWI248 mode iterator.
3590 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3591 gen_x86_movdicc_0_m1_rex64 for renamed function
3593 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3594 Eric Botcazou <ebotcazou@adacore.com>
3597 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3598 * config/sparc/sol2-unwind.h: New file.
3600 2009-10-11 Olivier Hainque <hainque@adacore.com>
3601 Eric Botcazou <ebotcazou@adacore.com>
3604 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3605 * config/i386/sol2-unwind.h: New file.
3607 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3610 * config/i386/i386.md (addsi_1_zext): Get the proper second
3613 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3615 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3616 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3619 2009-10-11 Richard Guenther <rguenther@suse.de>
3621 * gimple.c (iterative_hash_type_name): Do not handle special
3624 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3626 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3627 (*setcc_si_1_and): Ditto.
3628 (*setcc_si_1_movzbl): Ditto.
3629 (*setcc_<mode>_2): Ditto.
3630 (*setcc_qi): Rename from *setcc_1.
3631 (*setcc_qi_slp): Rename from *setcc_2.
3633 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3634 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3636 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3637 "if" condition, there is already assert with reload_completed present.
3639 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3641 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3643 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3645 * doc/install.texi (Final install): Refer to
3646 http://gcc.gnu.org/bugs/ for bug reporting.
3648 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3650 * configure.ac: Add test for dci instruction.
3651 * configure: Regenerate.
3652 * config.in: Likewise.
3653 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3654 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3655 (-mmulhw): Add 476 to description.
3656 (-mdlmzb): Likewise.
3657 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3658 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3659 (processor_target_table): Add 476 and 476fp entries.
3660 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3661 (rs6000_issue_rate): Add CPU_PPC476.
3662 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3663 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3664 (processor_type): Add PROCESSOR_PPC476.
3665 (EXTRA_SPECS): Add asm_cpu_476 string.
3666 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3667 (define_attr "cpu"): Add ppc476.
3669 Update comments for 476.
3670 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3671 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3672 Update copyright year.
3673 * config/rs6000/476.md: New file.
3674 * config/rs6000/40x.md: Add description for "isel" attribute.
3675 Update copyright year.
3676 * config/rs6000/440.md: Likewise.
3677 * config/rs6000/603.md: Likewise.
3678 * config/rs6000/6xx.md: Likewise.
3679 * config/rs6000/7450.md: Likewise.
3680 * config/rs6000/7xx.md: Likewise.
3681 * config/rs6000/8540.md: Likewise.
3682 * config/rs6000/cell.md: Likewise.
3683 * config/rs6000/e300c2c3.md: Likewise.
3684 * config/rs6000/e500mc.md: Likewise.
3685 * config/rs6000/mpc.md: Likewise.
3686 * config/rs6000/power4.md: Likewise.
3687 * config/rs6000/power5.md: Likewise.
3688 * config/rs6000/power6.md: Likewise.
3689 * config/rs6000/power7.md: Likewise.
3690 * config/rs6000/rios1.md: Likewise.
3691 * config/rs6000/rios2.md: Likewise.
3692 * config/rs6000/rs64.md: Likewise.
3694 2009-10-10 Richard Guenther <rguenther@suse.de>
3696 PR tree-optimization/41654
3697 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3698 a cond expr before calling gimple_cond_set_condition_from_tree.
3699 (ifcombine_iforif): Likewise.
3701 2009-10-09 Ian Lance Taylor <iant@google.com>
3703 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3704 * configure: Rebuild.
3706 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3708 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3711 2009-10-09 Richard Guenther <rguenther@suse.de>
3714 * target-def.h (TARGET_BUILTIN_DECL): Define.
3715 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3716 * target.h (struct gcc_target): Add builtin_decl target hook.
3717 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3718 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3720 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3721 not gcc_unreachable.
3722 (lto_output_builtin_tree): Sorry if the target does not support
3723 streaming target builtins.
3724 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3725 (rs6000_builtin_decl): New function.
3726 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3727 (ix86_builtin_decl): New function.
3729 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3731 PR preprocessor/41445
3732 * c-ppoutput.c (do_line_change): New function.
3733 (cb_line_change): Use it.
3734 (scan_translation_unit): Call do_line_change if
3735 avoid_paste or PREV_WHITE and token location is on a different line
3736 than print.src_line.
3739 * dwarf2out.c (dwarf2out_init): Test whether
3740 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3743 PR rtl-optimization/41646
3744 * calls.c (expand_call): For BLKmode types returned in registers
3745 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3748 2009-10-09 Richard Guenther <rguenther@suse.de>
3750 PR tree-optimization/41634
3751 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3752 we remove the correct elements.
3753 (optimize_stmt): Make sure to update stmt operands before
3754 optimizing redundancies.
3756 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3758 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3760 2009-10-09 Richard Guenther <rguenther@suse.de>
3763 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3765 (lto_wrapper_exit): New function.
3767 (fatal_perror): Likewise.
3768 (fork_execute): Use global args_name, do not free it.
3769 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3770 * lto-streamer.h: Remove duplicate prototypes.
3772 2009-10-09 Richard Guenther <rguenther@suse.de>
3774 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3775 before calling stmt_can_throw_external.
3777 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3779 PR tree-optimization/40071
3780 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3781 pointer if the original data reference doesn't conflict with the
3782 created vector data reference. Fix long line.
3784 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3786 * config/i386/i386.md (any_div): New code iterator.
3787 (u): Handle div and udiv.
3789 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3791 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3792 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3793 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3794 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3796 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3798 * gcc.c (main): Remove trailing "." from diagnostics.
3800 2009-10-08 Cary Coutant <ccoutant@google.com>
3802 Add support for debugging with ICF (Identical Code Folding).
3803 * calls.c (debug.h): New #include.
3804 (emit_call_1): Call virtual_call_token debug hook.
3805 * common.opt (-fenable-icf-debug): New option.
3806 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3807 locations in the source).
3808 (poc_label_num): New variable.
3809 (dcall_entry, vcall_entry): New typedefs.
3810 (dcall_table, vcall_table): New variables.
3811 (struct vcall_insn): New type.
3812 (vcall_insn_table): New variable.
3813 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3814 (size_of_dcall_table): New function.
3815 (output_dcall_table): New function.
3816 (size_of_vcall_table): New function.
3817 (output_vcall_table): New function.
3818 (dwarf2out_direct_call): New function.
3819 (vcall_insn_table_hash): New function.
3820 (vcall_insn_table_eq): New function.
3821 (dwarf2out_virtual_call_token): New function.
3822 (dwarf2out_virtual_call): New function.
3823 (dwarf2out_init): Allocate new tables and sections.
3824 (prune_unused_types): Mark DIEs referenced from direct call table.
3825 (dwarf2out_finish): Output direct and virtual call tables.
3826 * final.c (final_scan_insn): Call direct_call and virtual_call
3828 * debug.h (struct gcc_debug_hooks): Add direct_call,
3829 virtual_call_token, virtual_call hooks.
3830 (debug_nothing_uid): New function.
3831 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3832 (debug_nothing_uid): New function.
3833 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3834 (xcoff_debug_hooks): Likewise.
3835 * sdbout.c (sdb_debug_hooks): Likewise.
3836 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3837 * doc/invoke.texi (-fenable-icf-debug): New option.
3839 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3842 * regmove.c (regmove_backward_pass): Replace src with dst in the
3843 debug insn, and check for dst before rather than after.
3845 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3847 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3848 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3850 2009-10-08 Jan Hubicka <jh@suse.cz>
3853 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3854 do not mark cgraph nodes as needed.
3855 (record_references_in_initializer): Add new only_vars parameter.
3856 * cgraph.h (record_references_in_initializer): New parameter.
3857 * varasm.c (assemble_variable): Update call.
3858 * varpool.c (varpool_analyze_pending_decls): Always look for
3861 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3863 * config/avr/avr.c (last_insn_address) Remove variable.
3864 (expand_prologue): Don't initialise last_insn_address variable.
3865 (final_prescan_insn): Don't output insn size.
3866 * config/avr/avr.opt (msize): Remove switch.
3867 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3870 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3872 * combine.c (label_tick_ebb_start): Fix comment.
3873 (combine_instructions): Set label_tick and label_tick_ebb_start before
3874 calling setup_incoming_promotions. Start them from 1. Increment
3875 label_tick instead of deriving it from the BB index. Rather than
3876 comparing ticks use the block from the previous iteration to decide
3877 whether to start a new EBB. Remove empty lines before function.
3879 2009-10-08 Michael Matz <matz@suse.de>
3882 * builtins.c (fold_builtin_isascii): Use fold_build2.
3883 (fold_builtin_isdigit): Ditto.
3884 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3885 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3886 remove_useless_stmts_cond, remove_useless_stmts_tf,
3887 remove_useless_stmts_tc, remove_useless_stmts_bind,
3888 remove_useless_stmts_goto, remove_useless_stmts_label,
3889 remove_useless_stmts_1, remove_useless_stmts,
3890 pass_remove_useless_stmts): Remove.
3891 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3892 * passes.c (init_optimization_passes): Don't add
3893 pass_remove_useless_stmts.
3894 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3895 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3897 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3898 for static constants.
3899 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3900 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3902 2009-10-08 Richard Guenther <rguenther@suse.de>
3904 * gimple.c (free_gimple_type_tables): New function.
3905 * gimple.h (free_gimple_type_tables): Declare.
3907 2009-10-07 Mark Heffernan <meheff@google.com>
3909 * ipa-prop.c (ipa_print_node_params) Only print
3910 names of named arguments.
3912 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3914 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3915 being statically linked.
3917 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3919 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3921 2009-10-08 Jan Hubicka <jh@suse.cz>
3924 * ipa.c (cgraph_externally_visible_p,
3925 function_and_variable_visibility,
3926 whole_program_function_and_variable_visibility): Skip non-finalized
3929 2009-10-08 Nick Clifton <nickc@redhat.com>
3931 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3934 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3937 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3939 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3942 * c-common.c (c_fully_fold_internal): Strip nops from the result
3943 of recursive calls to c_fully_fold_internal.
3944 (c_wrap_maybe_const): New.
3945 (c_save_expr): Use c_wrap_maybe_const.
3946 * c-common.h (c_wrap_maybe_const): Declare.
3947 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3948 build_binary_op): Use c_wrap_maybe_const.
3950 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3952 * real.c: Fix comment to reflect actual exponent size.
3954 2009-10-08 Ben Elliston <bje@au.ibm.com>
3956 * config/rs6000/a2.md: Add FSF comment header.
3958 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3960 * config/i386/i386.md (any_extend): New code iterator.
3961 (u, s): New code attributes.
3963 (DWIH): Rewrite as code iterator for SI and DI modes.
3964 (DWI): Rewrite as mode attribute.
3965 (dwi): New mode attribute.
3966 (di): Depend on SI mode and DI mode.
3967 (doubleint_general_operand): Remove mode attribute.
3969 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3972 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3973 (*sub<mode>3_doubleword): Ditto.
3975 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3976 using SWIM248 mode iterator.
3977 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3978 using SWI48 mode iterator.
3979 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3980 patterns using DWIH mode iterator and any_extend code iterator.
3981 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3982 using any_extend code iterator.
3983 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3984 patterns using DWIH mode iterator and any_extend code iterator.
3985 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3986 using any_extend code iterator.
3987 (<s>mul<mode>3_highpart): Macroize expander from
3988 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3989 and any_extend code iterator.
3990 (*<s>muldi3_highpart_1): Macroize insn from
3991 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3992 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3993 patterns using any_extend code iterator.
3994 (*<s>mulsi3_highpart_zext): Macroize insn from
3995 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3997 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3999 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
4000 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
4001 refering to a DIE with DW_AT_const_value.
4003 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
4006 * ira-lives.c (check_and_make_def_conflict): Process all operands.
4008 2009-10-06 Jan Hubicka <jh@suse.cz>
4010 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
4013 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4015 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
4016 *lea_2_rex64): Move before *add<mode>_1 pattern.
4018 2009-10-07 Jan Hubicka <jh@suse.cz>
4020 * collect2.c (main): Add -fno-whole-program.
4021 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
4023 2009-10-07 Jan Hubicka <jh@suse.cz>
4025 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
4026 has no address taken.
4027 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
4029 (cgraph_clone_node): Clear externally_visible flag for clones.
4030 * cgraph.h (cgraph_only_called_directly_p,
4031 cgraph_can_remove_if_no_direct_calls_p): New predicates.
4032 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
4033 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
4034 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
4035 ipcp_insert_stage): Likwise.
4036 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
4037 externally_visible flag.
4038 (verify_cgraph_node): Verify that inline clones look right.
4039 (process_function_and_variable_attributes): Do not set
4040 externally_visible flags.
4041 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
4043 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
4045 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
4046 clear externally_visible when turning into inline clones
4047 (cgraph_mark_inline_edge): Use new predicates.
4048 (cgraph_estimate_growth): Likewise.
4049 (cgraph_decide_inlining): Likewise.
4050 * ipa.c (cgraph_postorder): Likewise.
4051 (cgraph_remove_unreachable_nodes): Likewise; sanity check
4052 that inline clones are not needed.
4053 (cgraph_externally_visible_p): New predicate.
4054 (function_and_variable_visibility): Add whole_program parameter;
4055 always set externally_visible flag; handle COMDAT function
4057 (local_function_and_variable_visibility): New function.
4058 (gate_whole_program_function_and_variable_visibility): New function.
4059 (whole_program_function_and_variable_visibility): New function.
4060 (pass_ipa_whole_program_visibility): New function.
4061 * passes.c (init_optimization_passes): Add whole program visibility
4063 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
4064 not care about needed/reachable flags.
4065 * varpool.c: Include flags.h
4066 (decide_is_variable_needed): When doing LTO assume whole-program mode.
4067 (varpool_finalize_decl): When we are in LTO read-back, all variables
4069 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
4071 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4073 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
4076 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4078 * config.gcc: Don't include the makefile fragments intended for
4080 * config/s390/fixdfdi.h: File removed.
4081 * config/s390/libgcc-glibc.ver: File removed.
4082 * config/s390/s390.h: Remove the fixdfdi.h hack.
4083 * config/s390/t-crtstuff: File moved to libgcc dir.
4084 * config/s390/t-linux: Likewise.
4085 * config/s390/t-tpf: libgcc specific parts removed.
4086 * config/s390/t-linux64: Likewise.
4088 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4090 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
4091 (lto-compress.o): Likewise.
4093 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
4096 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
4097 dllexport to class members here.
4098 (i386_pe_determine_dllimport_p): Only check static class data for
4100 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
4101 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
4102 functions for vague linkage.
4103 (i386_pe_type_dllexport_p): Fix formatting.
4104 (maybe_add_dllexport) New function.
4105 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
4108 2009-10-07 Ben Elliston <bje@au.ibm.com>
4110 * config/rs6000/a2.md: Remove duplicated lines.
4112 2009-10-07 Ben Elliston <bje@au.ibm.com>
4114 * config.gcc (powerpc*-*-*): Handle a2.
4115 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
4116 * config/rs6000/a2.md: New file.
4117 * config/rs6000/rs6000.opt (mno-update): New.
4118 (mupdate): Return to using a mask, not a var.
4119 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
4120 (enum processor_type): Add PROCESSOR_PPCA2.
4121 * config/rs6000/rs6000.c (ppca2_cost): New costs.
4122 (rs6000_override_options): Add "a2" to processor_target_table.
4123 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
4124 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
4126 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4128 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4129 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
4130 reference to nonexistent gen_truncxfxf2 function.
4132 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4134 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
4135 (DWIH, g, di, doubleint_general_operand): New mode attributes.
4136 (general_operand): Handle TI mode.
4137 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
4138 using SDWIM mode iterator.
4139 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
4140 pattern from *add{di,ti}3_1 patterns and corresponding splitters
4141 using DWI mode iterator.
4142 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
4143 patterns using SWI mode iterator.
4144 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
4145 using SWI48 mode iterator.
4146 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
4147 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
4148 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
4149 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
4150 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
4151 using SDWIM mode iterator.
4152 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
4153 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
4154 using DWI mode iterator.
4155 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
4156 patterns using SWI mode iterator.
4157 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
4158 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
4159 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
4160 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
4161 patterns using plusminus code iterator.
4162 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
4163 sub<mode>3 patterns using plusminus code iterator.
4164 * config/i386/i386.c (override_options): Update the call to
4165 gen_subdi_carry_rex64 for renamed function.
4166 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
4167 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
4168 calls to instruction expanders.
4170 2009-10-06 Martin Jambor <mjambor@suse.cz>
4173 * opts.c (decode_options): Run IPA-SRA at -O2.
4175 2009-10-06 Richard Guenther <rguenther@suse.de>
4177 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
4179 2009-10-06 Tobias Burnus <burnus@net-b.de>
4182 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
4183 -flto and -fwhole-program flags can be combined.
4185 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
4188 * gcc.c (process_command): Check that -o argument was specified.
4190 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4192 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
4194 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4196 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4197 * doc/invoke.texi (Warning Options): Annotate allowed languages
4198 for -Wunsuffixed-float-constants.
4200 2009-10-05 Jakub Jelinek <jakub@redhat.com>
4202 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
4203 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
4204 same name and isn't the main variant.
4207 * dwarf2out.c (loc_by_reference): Removed.
4208 (dw_loc_list_1): New function.
4209 (dw_loc_list): Remove toplev argument, add want_address argument.
4210 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
4211 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
4212 want_address == 2 to dw_loc_list. For successful dw_loc_list
4213 set have_address to 1 only if want_address is not 0.
4215 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4217 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4218 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4219 a code block followed by two pointers.
4220 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
4221 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
4222 (MIPS_MOVE): Likewise.
4223 (MIPS_LUI): Likewise.
4224 (MIPS_JR): Likewise.
4225 (MIPS_BAL): Likewise.
4226 (MIPS_NOP): Likewise.
4227 (mips_asm_trampoline_template): Delete.
4228 (mips_trampoline_code_size): New function.
4229 (mips_trampoline_init): Add shorter sequences for all cases
4230 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
4231 Calculate the opcodes directly, rather than copying from a template.
4232 Only flush the code part of the trampoline.
4233 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
4235 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4237 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4238 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
4239 (INCOMING_RETURN_ADDR_RTX): Likewise.
4240 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
4242 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
4243 with RETURN_ADDR_REGNUM.
4244 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
4245 * config/mips/mips.c (mips16_build_call_stub): Replace
4246 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
4247 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
4248 (mips_print_operand_punctuation): Likewise.
4249 (mips_frame_set): Likewise.
4250 (mips16e_output_save_restore): Likewise.
4251 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4252 (mips_save_reg_p): Likewise.
4253 (mips_return_addr): Likewise.
4254 (mips_set_return_address): Likewise.
4255 (mips_direct_save_slot_move_p): Likewise.
4256 (mips_output_function_prologue): Likewise.
4257 (mips_restore_reg): Likewise.
4258 (mips_expand_epilogue): Likewise.
4259 (mips_epilogue_uses): Likewise.
4260 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
4261 (*mov<mode>_ra): Use it instead of a hard-coded 31.
4262 (clear_hazard_<mode>): Likewise.
4263 (call_internal): Likewise.
4264 (call_internal_direct): Likewise.
4265 (call_direct_split): Likewise.
4266 (call_value_internal): Likewise.
4267 (call_value_split): Likewise.
4268 (call_value_internal_direct): Likewise.
4269 (call_value_direct_split): Likewise.
4270 (call_value_multiple_internal): Likewise.
4271 (call_value_multiple_split): Likewise.
4273 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
4274 Jakub Jelinek <jakub@redhat.com>
4276 PR rtl-optimization/41511
4277 * combine.c (record_value_for_reg): Pass explicit values as argument
4278 to get_last_value_validate.
4279 (get_last_value_validate): Document INSN parameter.
4280 For non-readonly MEMs, assume they might have been modified if INSN
4281 was in another basic block.
4282 (get_last_value): Minor reformatting.
4284 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4287 * final.c (asm_str_count): Split out from asm_insn_count.
4288 * rtl.h (asm_str_count): New prototype.
4289 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4292 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4294 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4296 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4297 Rafael Espindola <espindola@google.com>
4299 * gengtype.c (write_types): Moved call to write_func_for_structure
4300 into seperate loops.
4302 2009-10-05 Richard Guenther <rguenther@suse.de>
4305 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4306 (input_cgraph_1): Input toplevel asms.
4308 2009-10-05 Richard Guenther <rguenther@suse.de>
4311 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4312 (external_aggregate_decl_p): Likewise.
4313 (lto_symtab_compatible): Re-structure. Remove dead code.
4314 For variables ignore toplevel qualifiers when comparing types.
4315 Issue warnings, not errors for mismatched user-alignment.
4317 2009-10-05 Richard Guenther <rguenther@suse.de>
4321 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4322 (struct lto_symtab_identifier_def): Likewise.
4323 (struct lto_symtab_decl_def): Likewise.
4324 (struct lto_symtab_entry_def): New.
4325 (lto_symtab_identifier_t): Rename to ...
4326 (lto_symtab_entry_t): ... this.
4327 (lto_symtab_decls): Remove.
4328 (lto_symtab_base_hash): Rename to ...
4329 (lto_symtab_entry_hash): ... this.
4330 (lto_symtab_base_eq): Rename to ...
4331 (lto_symtab_entry_eq): ... this.
4332 (lto_symtab_base_marked_p): Rename to ...
4333 (lto_symtab_entry_marked_p): ... this.
4334 (lto_symtab_identifier_marked_p): Remove.
4335 (lto_symtab_decl_marked_p): Likewise.
4336 (lto_symtab_maybe_init_hash_tables): Rename to ...
4337 (lto_symtab_maybe_init_hash_table): ... this.
4338 (lto_symtab_set_resolution_and_file_data): Remove.
4339 (lto_symtab_register_decl): New function.
4340 (lto_symtab_get_identifier): Remove.
4341 (lto_symtab_get): New function.
4342 (lto_symtab_get_resolution): Adjust.
4343 (lto_symtab_get_identifier_decl): Remove.
4344 (lto_symtab_set_identifier_decl): Likewise.
4345 (lto_symtab_merge_decl): Rename to ...
4346 (lto_symtab_merge): ... this. Rewrite.
4347 (lto_symtab_merge_var): Remove.
4348 (lto_symtab_merge_fn): Likewise.
4349 (lto_symtab_prevailing_decl): Adjust.
4350 (lto_cgraph_replace_node): New function.
4351 (lto_symtab_merge_decls_2): Likewise.
4352 (lto_symtab_merge_decls_1): Likewise.
4353 (lto_symtab_fixup_var_decls): Likewise.
4354 (lto_symtab_resolve_symbols): Likewise.
4355 (lto_symtab_merge_decls): Likewise.
4356 (lto_symtab_prevailing_decl): Adjust.
4357 (lto_symtab_get_symtab_def): Remove.
4358 (lto_symtab_get_file_data): Likewise.
4359 (lto_symtab_clear_resolution): Adjust.
4360 (lto_symtab_clear_resolution): Likewise.
4361 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4362 (input_cgraph_1): Likewise.
4363 * lto-streamer-in.c (get_resolution): Do not provide fake
4364 symbol resolutions here.
4365 (deferred_global_decls): Remove.
4366 (lto_register_deferred_decls_in_symtab): Likewise.
4367 (lto_register_var_decl_in_symtab): Change signature, register
4368 variable via lto_symtab_register_decl.
4369 (lto_register_function_decl_in_symtab): Likewise.
4370 (lto_read_tree): Adjust.
4371 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
4372 (lto_symtab_merge_var): Likewise.
4373 (lto_symtab_merge_fn): Likewise.
4374 (lto_symtab_register_decl): Declare.
4375 (lto_symtab_merge_decls): Likewise.
4377 2009-10-05 Richard Guenther <rguenther@suse.de>
4379 PR tree-optimization/23821
4380 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
4381 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
4382 simple IV increments.
4384 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4386 * config/arm/arm.c (arm_override_options): Really initialize
4387 flag_dwarf2_cfi_asm to 0.
4389 2009-10-05 Doug Kwan <dougkwan@google.com>
4391 PR rtl-optimization/41574
4392 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
4393 floating point and we are not doing unsafe math optimizations.
4395 2009-10-03 Simon Baldwin <simonb@google.com>
4396 Cary Coutant <ccoutant@google.com>
4397 Rafael Espindola <espindola@google.com>
4398 Richard Guenther <rguenther@suse.de>
4399 Jan Hubicka <jh@suse.cz>
4400 Doug Kwan <dougkwan@google.com>
4401 H.J. Lu <hongjiu.lu@intel.com>
4402 Bill Maddox <maddox@google.com>
4403 Ryan Mansfield <rmansfield@qnx.com>
4404 Diego Novillo <dnovillo@google.com>
4405 Ollie Wild <aaw@google.com>
4406 Kenneth Zadeck <zadeck@naturalbridge.com>
4408 * lto-cgraph.c: New file.
4409 * lto-compress.c: New file.
4410 * lto-compress.h: New file.
4411 * lto-opts.c: New file.
4412 * lto-section-in.c: New file.
4413 * lto-section-out.c: New file.
4414 * lto-streamer-in.c: New file.
4415 * lto-streamer-out.c: New file.
4416 * lto-streamer.c: New file.
4417 * lto-streamer.h: New file.
4418 * lto-symtab.c: New file.
4419 * lto-wpa-fixup.c: New file.
4420 * lto-wrapper.c: New file.
4422 2009-10-03 Simon Baldwin <baldwin@google.com>
4423 Ben Elliston <bje@au.ibm.com>
4424 Rafael Espindola <espindola@google.com>
4425 Nathan Froyd <froydnj@codesourcery.com>
4426 Jan Hubicka <jh@suse.cz>
4427 Doug Kwan <dougkwan@google.com>
4428 Diego Novillo <dnovillo@google.com>
4429 Kenneth Zadeck <zadeck@naturalbridge.com>
4431 * Makefile.in (enable_lto): New.
4432 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4433 (LINKER_PLUGIN_API_H): Define.
4434 (LTO_SYMTAB_H): Define.
4435 (LTO_STREAMER_H): Define.
4436 (TREE_VECTORIZER_H): Define.
4437 (INCLUDES): Add LIBELFINC.
4438 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4439 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4440 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4441 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4442 (native): Add lto-wrapper$(exeext)
4443 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4444 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4445 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4446 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4447 (varasm.o): Add dependency on tree-iterator.h.
4448 (cgraph.o): Add dependency on cif-code.def.
4449 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4450 (ipa-pure-const.o): Likewise.
4451 (GTFILES): Add lto-symtab.c.
4452 (install-lto-wrapper): New.
4453 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4454 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4455 * config.in: Regenerate.
4457 2009-10-03 Rafael Espindola <espindola@google.com>
4458 Diego Novillo <dnovillo@google.com>
4460 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4461 ipa_write_summaries.
4462 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4464 (cgraph_optimize): Make extern.
4466 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4467 Kenneth Zadeck <zadeck@naturalbridge.com>
4469 * toplev.c (in_lto_p): Declare.
4470 * collect2.c (scan_prog_file): Read all the output when reading
4471 information for LTO.
4472 (enum lto_mode_d): Declare.
4474 2009-10-03 Richard Guenther <rguenther@suse.de>
4475 Diego Novillo <dnovillo@google.com>
4477 * gimple.c: Include target.h and alias.h.
4478 (gimple_types): Declare.
4479 (type_hash_cache): Declare.
4480 (gimple_alloc_stat): Make extern.
4481 (gimple_build_eh_must_not_throw): Call
4482 gimple_eh_must_not_throw_set_fndecl.
4483 (struct type_pair_d): Declare.
4484 (type_pair_t): Declare.
4485 (type_pair_hash): New.
4486 (type_pair_eq): New.
4487 (lookup_type_pair): New.
4488 (gimple_force_type_merge): New.
4489 (compare_type_names_p): New.
4490 (compare_field_offset): New.
4491 (gimple_types_compatible_p): New.
4492 (struct sccs): Declare.
4493 (next_dfs_num): Declare.
4494 (iterative_hash_gimple_type): New.
4496 (iterative_hash_type_name): New.
4497 (iterative_hash_gimple_type): New.
4498 (gimple_type_hash): New.
4499 (gimple_type_eq): New.
4500 (gimple_register_type): New.
4501 (print_gimple_types_stats): New.
4502 (gimple_signed_or_unsigned_type): New.
4503 (gimple_unsigned_type): New.
4504 (gimple_signed_type): New.
4505 (gimple_get_alias_set): New.
4506 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4507 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4508 (gimple_force_type_merge): Declare.
4509 (gimple_types_compatible_p): Declare.
4510 (gimple_register_type): Declare.
4511 (print_gimple_types_stats): Declare.
4512 (gimple_unsigned_type): Declare.
4513 (gimple_signed_type): Declare.
4514 (gimple_get_alias_set): Declare.
4515 (gimple_eh_must_not_throw_set_fndecl): New.
4517 2009-10-03 Jan Hubicka <jh@suse.cz>
4518 Kenneth Zadeck <zadeck@naturalbridge.com>
4520 * ipa-pure-const.c: Include lto-streamer.h.
4521 (register_hooks): Factor out of ...
4522 (generate_summary): ... here.
4523 (pure_const_write_summary): New.
4524 (pure_const_read_summary): New.
4525 (pass_ipa_pure_const): Add pure_const_write_summary and
4526 pure_const_read_summary.
4527 * ipa-reference.c: Include lto-streamer.h.
4528 (add_new_function): New.
4529 (remove_node_data): New.
4530 (duplicate_node_data): New.
4531 (ipa_init): Guard against multiple calls.
4532 Move hook setup from analyze_function.
4533 (write_node_summary_p): New.
4534 (ipa_reference_write_summary): New.
4535 (ipa_reference_read_summary): New.
4536 (pass_ipa_reference): Add ipa_reference_write_summary and
4537 ipa_reference_read_summary.
4538 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4539 (struct cgraph_edge): Add fields lto_stmt_uid and
4540 call_stmt_cannot_inline_p.
4541 (cgraph_optimize): Declare.
4542 (cgraph_decide_is_function_needed): Declare.
4543 (reset_inline_failed): Declare.
4544 (enum LTO_cgraph_tags): Declare.
4545 (LTO_cgraph_tag_names): Declare.
4546 (LCC_NOT_FOUND): Define.
4548 2009-10-03 Doug Kwan <dougkwan@google.com>
4549 Rafael Espindola <espindola@google.com>
4550 Jan Hubicka <jh@suse.cz>
4551 Diego Novillo <dnovillo@google.com>
4552 Kenneth Zadeck <zadeck@naturalbridge.com>
4554 * passes.c (all_regular_ipa_passes): New.
4555 (all_ipa_passes): Rename to all_small_ipa_passes.
4556 (init_optimization_passes): Init all_regular_ipa_passes.
4557 * tree-pass.h (all_regular_ipa_passes): New.
4558 (all_ipa_passes): Rename to all_small_ipa_passes.
4559 * passes.c (all_lto_gen_passes): New.
4560 (init_optimization_passes): Initialize all_lto_gen_passes.
4561 (execute_ipa_summary_passes): Make non-static.
4562 (ipa_write_summaries_1): New.
4563 (ipa_write_summaries_2): New.
4564 (ipa_write_summaries): New.
4565 (ipa_write_summaries_of_cgraph_node_set): New.
4566 (ipa_read_summaries_1): New.
4567 (ipa_read_summaries): New.
4568 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4569 (execute_regular_ipa_pass_list): Remove.
4570 (init_optimization_passes): Schedule
4571 pass_rebuild_cgraph_edges and pass_early_inline outside
4572 of pass_all_early_optimizations. Document reason.
4573 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4574 pass_ipa_lto_finish_out): New pass.
4575 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4576 (execute_all_ipa_transforms): New.
4577 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4578 (dump_properties, debug_properties): New.
4579 * tree-optimize.c (gate_all_early_local_passes): Return
4580 false if we are in lto1.
4581 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4582 * tree-pass.h (execute_all_ipa_transforms): Declare.
4583 (pass_ipa_function_and_variable_visibility): Declare.
4584 (pass_ipa_early_inline): Declare.
4585 (pass_ipa_lto_gimple_out): Declare.
4586 (pass_ipa_lto_wpa_fixup): Declare.
4587 (pass_ipa_lto_finish_out): Declare.
4588 (all_small_ipa_passes, all_regular_ipa_passes,
4589 all_lto_gen_passes): Declare.
4590 (execute_ipa_summary_passes): Declare.
4591 (execute_all_ipa_transforms): Declare.
4592 (ipa_write_summaries): Declare
4593 (ipa_write_summaries_of_cgraph_node_set): Declare.
4594 (ipa_read_summaries): Declare.
4596 2009-10-03 Doug Kwan <dougkwan@google.com>
4597 Ollie Wild <aaw@google.com>
4599 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4601 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4602 (lto_mode): New variable.
4603 (maybe_run_lto_and_relink): Handle the -fwpa option.
4604 (main): Handle the -fwpa option.
4605 (maybe_unlink_list): New function.
4606 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4607 * common.opt (flto): New flag.
4608 * toplev.c (flag_generate_lto): Declare.
4610 2009-10-03 Simon Baldwin <simonb@google.com>
4612 * common.opt (flto-compression-level): New flag.
4614 * opts.c: Include lto-opts.h.
4615 (handle_option): Call lto_register_user_option for each
4616 valid option handled.
4617 (decode_options): Clear registered options before the options
4620 2009-10-03 Cary Coutant <ccoutant@google.com>
4622 * collect2.c (is_elf): New function.
4623 (scan_prog_file): Require LTO object to be in ELF format.
4625 2009-10-03 Rafael Espindola <espindola@google.com>
4627 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4628 libgcc to the linker.
4630 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4632 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4633 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4635 * collect2.h (collect_execute): Add flags argument.
4636 * tlink.c (tlink_execute): Update call to collect_execute.
4637 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4638 (use_linker_plugin): New.
4639 (use_linker_plugin_spec_function): New.
4640 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4641 (linker_plugin_file_spec): New.
4642 (lto_wrapper_spec): New.
4643 (lto_gcc_spec): New.
4644 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4645 (static_spec_functions): Add use-linker-plugin.
4646 (process_command): Handle -use-linker-plugin.
4647 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4648 linker_plugin_file_spec and lto_gcc_spec.
4649 (use_linker_plugin_spec_function): New.
4651 2009-10-03 Richard Guenther <rguenther@suse.de>
4655 * tree.h (is_lang_specific): Include LANG_TYPE.
4656 * tree.c (find_decls_types_r): Manually add interesting parts
4657 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4659 * gimple.c (type_pair_hash): Make symmetric.
4660 (type_pair_eq): Likewise.
4661 (lookup_type_pair): Increase initial hashtable size.
4662 (gimple_force_type_merge): Rely on type-pair symmetry.
4663 (visit): Remove excessive checking code.
4664 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4665 (gimple_register_type): Remove getenv calls, shrink initial
4669 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4670 inline functions if not generating lto output.
4673 * toplev.c (finalize): In WPA mode remove the asm file.
4675 2009-10-03 Doug Kwan <dougkwan@google.com>
4677 * ipa-inline.c (cgraph_mark_inline): Check
4678 edge->call_stmt_cannot_inline_p instead of calling
4679 gimple_call_cannot_inline_p.
4680 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4681 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4682 (inline_generate_summary): Do nothing in LTRANS.
4683 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4684 exists before calling gimple_call_cannot_inline_p.
4685 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4686 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4687 Update new_edge->lto_stmt_uid.
4688 * cgraphbuild.c (reset_inline_failed): New.
4690 * common.opt (fwpa): New flag.
4691 (fltrans): New option.
4692 * gcc.c (gcc_lto_option_t): New type.
4693 (current_lto_option): New variable.
4694 (lto_single_spec_function): Remove and is replaced by ..
4695 (lto_option_spec_function): New function.
4696 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4697 passing the -flto flag.
4698 (cc1_options): Separate non-LTO related parts into ..
4699 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4700 (lto1_options): New spec for lto FE.
4701 (link_lto_options): New spec for handling LTO flags in linker.
4702 (invoke_lto_single): Re-format to fit in 80 column. Replace
4703 lto-single with lto-option.
4704 (static_specs): Add cc1_non_lto_options, lto1_options and
4706 (static_spec_function): Replace lto-single with lto-option.
4707 (process_command): Handle -flto, -fwpa and -fltran by setting
4708 current_lto_option and not passing it to subprocess unconditionally.
4710 2009-10-03 Bill Maddox <maddox@google.com>
4712 Add `gcc' driver support for link-time code generation (LTO).
4714 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4715 (lto_flag, lto_objects, lto_o_file): New variables.
4716 (struct lto_object, struct lto_object_list): New structures.
4717 (collect_exit, handler): Remove LTO temporary output file on exit.
4718 (add_lto_object): New function.
4719 (maybe_run_lto_and_relink): New function. Perform link time code
4720 generation and relinking for object files containing LTO information.
4721 (main): Invoke maybe_run_lto_and_relink().
4722 (dump_argv): New function. For debugging, currently disabled.
4723 (scan_prog_file): Add LTO information pass.
4724 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4726 * toplev.c (compile_file): Emit assembler directive to create
4727 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4729 2009-10-03 Diego Novillo <dnovillo@google.com>
4731 * c.opt: Add LTO to warn_abi and warn_psabi.
4733 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4734 inline function. Ignore language-specific nodes. Update all users.
4735 (find_decls_types_r): Do not traverse the subtrees of
4736 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4737 * tree.h (is_lang_specific): New.
4738 * langhooks.h (struct lang_hooks_for_decls): Remove
4739 may_need_assembler_name_p. Update all users.
4741 * c-common.c (set_builtin_user_assembler_name): Move ...
4742 * builtins.c (set_builtin_user_assembler_name): ... here.
4743 (is_builtin_name): Add comment
4744 (is_builtin_fn): New.
4745 * except.c (output_ttype): Only call
4746 lookup_type_for_runtime if TYPE is not a runtime type.
4748 * passes.c (register_pass): Call position_pass on
4749 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4750 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4751 (TV_IPA_LTO_DECL_IO): Define.
4752 (TV_IPA_LTO_CGRAPH_IO): Define.
4754 (TV_WHOPR_WPA): Define.
4755 (TV_WHOPR_WPA_IO): Define.
4756 (TV_WHOPR_LTRANS): Define.
4757 (TV_WHOPR_WPA_FIXUP): Define.
4758 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4759 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4760 * tree-flow.h (tree_node_can_be_shared): Declare.
4761 * tree-inline.c (tree_can_inline_p): Check that E has a
4762 statement associated with it.
4763 * tree.c (free_lang_data_in_binf): Factor out of ...
4764 (free_lang_data_in_type): ... here.
4765 Call RECORD_OR_UNION_TYPE_P.
4766 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4767 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4768 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4769 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4770 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4771 (gate_free_lang_data): Return true if flag_generate_lto is set.
4772 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4773 * c-common.h (set_builtin_user_assembler_name): Move ...
4774 * tree.h (set_builtin_user_assembler_name): ... here.
4776 * common.opt (flto-report): New flag.
4777 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4778 * collect2.c (scan_prog_file): Send the error output of
4779 'nm' to HOST_BIT_BUCKET.
4781 2009-10-03 Ollie Wild <aaw@google.com>
4783 * langhooks-def.h (lhd_begin_section): New function declaration.
4784 (lhd_write_section): New function declaration.
4785 (lhd_end_section): New function declaration.
4786 (LANG_HOOKS_BEGIN_SECTION): New macro.
4787 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4788 (LANG_HOOKS_END_SECTION): New macro.
4789 (LANG_HOOKS_LTO): New macro.
4790 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4791 * langhooks.c (output.h): Add include.
4792 (saved_section): New static variable.
4793 (lhd_begin_section): New function.
4794 (lhd_write_section_data): New function.
4795 (lhd_end_section): New function.
4796 * langhooks.h (struct lang_hooks_for_lto): New structure.
4797 (struct lang_hooks): Add member lto.
4798 * Makefile.in (langhooks.o): Add dependency on output.h.
4800 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4802 2009-10-03 Richard Guenther <rguenther@suse.de>
4804 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4807 2009-10-03 Simon Baldwin <simonb@google.com>
4808 Richard Guenther <rguenther@suse.de>
4809 Janis Johnson <janis187@us.ibm.com>
4810 Doug Kwan <dougkwan@google.com>
4811 Diego Novillo <dnovillo@google.com>
4812 Ramana Radhakrishnan <ramana.r@gmail.com>
4813 Ollie Wild <aaw@google.com>
4815 * doc/install.texi: Add documentation for libelf and --enable-lto.
4816 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4817 -flto-report, -flto-compression-level and -use-linker-plugin.
4818 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4819 Add section for LTO Testing.
4821 2009-10-02 Cary Coutant <ccoutant@google.com>
4823 Add support for comdat type sections for DWARF v4.
4824 Merge from dwarf4 branch.
4826 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4827 (dw_die_ref): Define vector type.
4828 (enum dw_val_class): Add dw_val_class_data8.
4829 (struct dw_val_struct): Add v.val_data8.
4830 (comdat_type_node_ref): New type.
4831 (struct die_struct): Move die_symbol into a union; add new field
4832 die_type_node. Change all uses.
4833 (comdat_type_node): New type.
4834 (skeleton_chain_node): New type.
4835 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4836 (comdat_type_list): New variable.
4837 (dwarf_tag_name): Add DW_TAG_type_unit.
4838 (dwarf_attr_name): Add DW_AT_signature.
4839 (add_AT_data8): New function.
4840 (replace_child): New function.
4841 (move_all_children): New function.
4842 (print_signature): New function.
4843 (print_die): Print signature information; add dw_val_class_data8.
4844 (attr_checksum): Support dw_val_class_data8.
4845 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4846 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4847 (checksum_sleb128, checksum_uleb128): New functions.
4848 (checksum_die_context): New function.
4849 (loc_checksum_ordered): New function.
4850 (attr_checksum_ordered): New function.
4851 (struct checksum_attributes): New structure.
4852 (collect_checksum_attributes): New function.
4853 (die_checksum_ordered): New function.
4854 (generate_type_signature): New function.
4855 (same_dw_val_p): Add dw_val_class_data8.
4856 (is_symbol_die): Use new is_declaration_die function.
4857 (is_declaration_die): New function.
4858 (should_move_die_to_comdat): New function.
4859 (clone_die): New function.
4860 (clone_tree): New function.
4861 (clone_as_declaration): New function.
4862 (copy_declaration_context): New function.
4863 (generate_skeleton_ancestor_tree): New function.
4864 (generate_skeleton_bottom_up): New function.
4865 (generate_skeleton): New function.
4866 (remove_child_or_replace_with_skeleton): New function.
4867 (break_out_comdat_types): New function.
4868 (struct decl_table_entry): New type.
4869 (htab_decl_hash): New function.
4870 (htab_decl_eq): New function.
4871 (htab_decl_del): New function.
4872 (copy_ancestor_tree): New function.
4873 (copy_decls_walk): New function.
4874 (copy_decls_for_unworthy_types): New function.
4875 (build_abbrev_table): Don't assert on missing die_symbol when doing
4876 comdat type sections.
4877 (size_of_die): Use DW_FORM_sig8 for external references. Add
4879 (unmark_dies): Don't assert for unmarked dies when doing comdat
4881 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4882 (output_signature): New function.
4883 (output_die): Likewise.
4884 (output_compilation_unit_header): Mark output as DWARF version 3
4885 even if generating DWARF 4.
4886 (output_comdat_type_unit): New function.
4887 (output_line_info): Mark output as DWARF version 3 even if generating
4889 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4891 (dwarf2out_end_source_file): Likewise.
4892 (prune_unused_types_walk_attribs): Don't follow references into
4893 comdat type sections.
4894 (prune_unused_types_mark): When generating type units, do not mark
4895 children of non-defining declarations of types; do mark children of
4897 (prune_unused_types): Process comdat type sections.
4898 (htab_ct_hash): New function.
4899 (htab_ct_eq): New function.
4900 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4901 Add a pointer to the line table from type unit entries so
4902 DW_AT_decl_file has meaning.
4903 * varasm.c (default_elf_asm_named_section): Use identifier name as
4904 comdat key instead of lang hook.
4906 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4908 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4910 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4912 * config/i386/i386.md (SWIM248): New mode iterator.
4913 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4914 divmodhi4 patterns using SWIM248 macro.
4915 (*divmod<mode>4): Macroize insn_and_split pattern from
4916 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4917 and their corresponding splitters usign SWIM248 macro. Split SImode
4918 insn to generate cltd and DImode insn to generate cqto instead of
4919 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4920 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4921 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4922 *divmodsi_noext patterns using SWIM248 macro.
4923 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4924 udivmodhi4 patterns using SWIM248 macro.
4925 (*udivmod<mode>4): Macroize insn_and_split pattern from
4926 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4927 corresponding splitters using SWIM248 macro.
4928 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4929 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4931 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4933 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4934 of zero-sized element is zero-sized regardless of its extent.
4936 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4939 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4940 * configure: Regenerated.
4941 * config.in: Regenerated.
4942 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4943 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4944 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4945 not emitting .eh_frame, emit .cfi_sections .debug_frame
4950 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4951 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4953 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4954 vars use DECL_RTL with resetting it back to NULL afterwards.
4955 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4956 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4957 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4958 the attribute type allows it, otherwise use DW_FORM_dataN.
4959 (mem_loc_descriptor): Handle CONST_STRING.
4960 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4961 Handle MEM with CONST_STRING address using add_AT_string.
4962 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4963 CONST_STRING for const arrays initialized with a string literal.
4964 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4965 (dwarf2out_finish): Call resolve_addr.
4967 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4968 Maxim Kuvyrkov <maxim@codesourcery.com>
4970 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4972 2009-10-02 Nick Clifton <nickc@redhat.com>
4974 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4975 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4977 2009-10-01 Jan Hubicka <jh@suse.cz>
4979 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4980 (cgraph_create_virtual_clone): Just pass redirect_callers
4982 * cgraph.h (cgraph_clone_node): Update prototype.
4983 * ipa-pure-const.c (self_recursive_p): New function.
4984 (propagate): Use it.
4985 * ipa-inline.c (cgraph_clone_inlined_nodes,
4986 cgraph_decide_recursive_inlining): Update.
4988 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4990 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4991 instructions for TARGET_OCTEON.
4993 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4995 * config/arm/arm.c (arm_override_options): Turn off
4996 flag_dwarf2_cfi_asm for AAPCS variants.
4998 2009-10-01 Martin Jambor <mjambor@suse.cz>
5001 * tree-sra.c (convert_callers): Do not call
5002 compute_inline_parameters on one caller more than once.
5004 2009-10-01 Nick Clifton <nickc@redhat.com>
5006 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
5007 an empty string if not already defined.
5009 2009-10-01 Martin Jambor <mjambor@suse.cz>
5012 * tree-sra.c (is_va_list_type): New function.
5013 (find_var_candidates): Call is_va_list_type.
5014 (find_param_candidates): Check that the type or the type pointed
5015 to are not va_list types.
5017 2009-10-01 Martin Jambor <mjambor@suse.cz>
5020 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
5021 DECL_ARTIFICIAL (param_decl) is true.
5023 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
5025 * tree.h (tree_decl_common::lang_flag_8): New.
5026 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
5028 * c-common.h (RID_CONSTEXPR): New.
5030 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5032 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
5033 Use ref-all pointers.
5034 (alpha_gimplify_va_arg): Ditto.
5036 2009-09-30 Jakub Jelinek <jakub@redhat.com>
5039 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
5040 before insn counting loop now that BB_END (bb) is counted. Ensure
5041 the return value isn't zero.
5043 2009-09-30 Nick Clifton <nickc@redhat.com>
5045 * config.gcc (sh-symbianelf): Replace definition of extra_objs
5046 with separate definitions of c_target_objs and cxx_target_objs.
5047 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
5049 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
5050 sh_symbian_import_export_class.
5051 * config/sh/sh-protos.h: Fix names of exported symbian functions.
5052 * config/sh/symbian.c: Delete, moving code into...
5053 * config/sh/symbian-base.c: ... here
5054 * config/sh/symbian-c.c: ... and here
5055 * config/sh/symbian-cxx.c: ... and here.
5057 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
5060 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
5061 of plus RTX into register.
5063 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5065 * doc/install.texi: Linguistic and markup fixes.
5066 (Configuration) <--disable-cpp>: Remove description.
5067 <--enable-maintainer-mode>: Autotools files are affected, too.
5068 <--with-sysroot>: Improve description.
5069 (Building): Bump required GNU make version.
5071 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5073 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
5074 (x86_64-*-*): Ditto.
5076 * config/i386/fma4intrin.h: New file, provide common x86 compiler
5077 intrinisics for FMA4.
5078 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
5079 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
5080 Add FMA4 check and fma4intrin.h.
5081 * config/i386/i386-c.c(ix86_target_macros_internal): Check
5083 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
5084 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
5085 constant for FMA4 support.
5086 (UNSPEC_FMA4_FMADDSUB): Ditto.
5087 (UNSPEC_FMA4_FMSUBADD): Ditto.
5088 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
5089 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
5090 (ix86_expand_fma4_multiple_memory): Ditto.
5091 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
5092 (OPTION_MASK_ISA_FMA4_UNSET): New.
5093 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
5094 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
5095 (ix86_handle_option): Handle -mfma4.
5096 (isa_opts): Handle -mfma4.
5097 (enum pta_flags): Add PTA_FMA4.
5098 (override_options): Add FMA4 support.
5099 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
5100 (IX86_BUILTIN_VFMADDSD): Ditto.
5101 (IX86_BUILTIN_VFMADDPS): Ditto.
5102 (IX86_BUILTIN_VFMADDPD): Ditto.
5103 (IX86_BUILTIN_VFMSUBSS): Ditto.
5104 (IX86_BUILTIN_VFMSUBSD): Ditto.
5105 (IX86_BUILTIN_VFMSUBPS): Ditto.
5106 (IX86_BUILTIN_VFMSUBPD): Ditto.
5107 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
5108 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
5109 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
5110 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
5111 (IX86_BUILTIN_VFNMADDSS): Ditto.
5112 (IX86_BUILTIN_VFNMADDSD): Ditto.
5113 (IX86_BUILTIN_VFNMADDPS): Ditto.
5114 (IX86_BUILTIN_VFNMADDPD): Ditto.
5115 (IX86_BUILTIN_VFNMSUBSS): Ditto.
5116 (IX86_BUILTIN_VFNMSUBSD): Ditto.
5117 (IX86_BUILTIN_VFNMSUBPS): Ditto.
5118 (IX86_BUILTIN_VFNMSUBPD): Ditto.
5119 (IX86_BUILTIN_VFMADDPS256): Ditto.
5120 (IX86_BUILTIN_VFMADDPD256): Ditto.
5121 (IX86_BUILTIN_VFMSUBPS256): Ditto.
5122 (IX86_BUILTIN_VFMSUBPD256): Ditto.
5123 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
5124 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
5125 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
5126 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
5127 (IX86_BUILTIN_VFNMADDPS256): Ditto.
5128 (IX86_BUILTIN_VFNMADDPD256): Ditto.
5129 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
5130 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
5131 (enum multi_arg_type): New enum for describing the various FMA4
5132 intrinsic argument types.
5133 (bdesc_multi_arg): New table for FMA4 intrinsics.
5134 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
5135 (ix86_expand_multi_arg_builtin): New function for creating FMA4
5137 (ix86_expand_builtin): Add FMA4 intrinsic support.
5138 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
5139 operand instructions.
5140 (ix86_expand_fma4_multiple_memory): New function to split the
5141 second memory reference from FMA4 instructions.
5142 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
5143 (ssemodesuffixf2s): Ditto.
5144 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
5146 (fma4_fmsub<mode>4): Ditto.
5147 (fma4_fnmadd<mode>4): Ditto.
5148 (fma4_fnmsub<mode>4): Ditto.
5149 (fma4_vmfmadd<mode>4): Ditto.
5150 (fma4_vmfmsub<mode>4): Ditto.
5151 (fma4_vmfnmadd<mode>4): Ditto.
5152 (fma4_vmfnmsub<mode>4): Ditto.
5153 (fma4_fmadd<mode>4256): Ditto.
5154 (fma4_fmsub<mode>4256): Ditto.
5155 (fma4_fnmadd<mode>4256): Ditto.
5156 (fma4_fnmsub<mode>4256): Ditto.
5157 (fma4_fmaddsubv8sf4): Ditto.
5158 (fma4_fmaddsubv4sf4): Ditto.
5159 (fma4_fmaddsubv4df4): Ditto.
5160 (fma4_fmaddsubv2df4): Ditto.
5161 (fma4_fmsubaddv8sf4): Ditto.
5162 (fma4_fmsubaddv4sf4): Ditto.
5163 (fma4_fmsubaddv4df4): Ditto.
5164 (fma4_fmsubaddv2df4): Ditto.
5165 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
5166 instructions for intrinsics.
5167 (fma4i_fmsub<mode>4): Ditto.
5168 (fma4i_fnmadd<mode>4): Ditto.
5169 (fma4i_fnmsub<mode>4): Ditto.
5170 (fma4i_vmfmadd<mode>4): Ditto.
5171 (fma4i_vmfmsub<mode>4): Ditto.
5172 (fma4i_vmfnmadd<mode>4): Ditto.
5173 (fma4i_vmfnmsub<mode>4): Ditto.
5174 (fma4i_fmadd<mode>4256): Ditto.
5175 (fma4i_fmsub<mode>4256): Ditto.
5176 (fma4i_fnmadd<mode>4256): Ditto.
5177 (fma4i_fnmsub<mode>4256): Ditto.
5178 (fma4i_fmaddsubv8sf4): Ditto.
5179 (fma4i_fmaddsubv4sf4): Ditto.
5180 (fma4i_fmaddsubv4df4): Ditto.
5181 (fma4i_fmaddsubv2df4): Ditto.
5182 (fma4i_fmsubaddv8sf4): Ditto.
5183 (fma4i_fmsubaddv4sf4): Ditto.
5184 (fma4i_fmsubaddv4df4): Ditto.
5185 (fma4i_fmsubaddv2df4): Ditto.
5187 * doc/invoke.texi (-mfma4): Add documentation.
5188 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
5190 2009-09-29 Richard Henderson <rth@redhat.com>
5192 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
5193 an edge to the new destination block.
5195 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5198 * pa.c (hppa_profile_hook): Use
5199 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
5201 2009-09-29 Steve Ellcey <sje@cup.hp.com>
5202 Alexander Monakov <amonakov@ispras.ru>
5205 * config/ia64/predicates.md (not_postinc_destination_operand): New.
5206 (not_postinc_memory_operand): New.
5207 (not_postinc_move_operand): New.
5208 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
5209 (*cmovsi_internal): Ditto.
5211 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
5213 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
5214 restrict issue_rate in first pass when scheduling for register
5217 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5218 Rafael Avila de Espindola <espindola@google.com>
5220 * gengtype.c (plugin_output): New.
5221 (get_output_file_with_visibility): Return plugin_output for plugins.
5222 (main): Parse and use the -P option.
5223 * gty.texi: Update the command line format.
5225 2009-09-29 Jakub Jelinek <jakub@redhat.com>
5228 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
5230 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
5231 out if !const_ok_for_output.
5234 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
5235 case VAR_LOCATION>: Remove gcc_unreachable ().
5237 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5239 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5240 (x86_64-*-*): Ditto.
5241 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
5242 back to smmintrin.h.
5243 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
5244 * config/i386/x86intrin.h: Remove SSE5.
5245 * config/i386/mmintrin-common.h: Delete file.
5246 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
5248 2009-09-29 Richard Guenther <rguenther@suse.de>
5250 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
5251 resulting from stack temporaries on STRICT_ALIGNMENT targets.
5253 2009-09-29 Nick Clifton <nickc@redhat.com>
5255 * function.c (current_function_name): If there is no current
5256 function just return "<none>".
5258 2009-09-28 Sriraman Tallam <tmsriram@google.com>
5260 * tree-pass.h (register_pass_info): New structure.
5261 (pass_positioning_ops): Move enum from gcc-plugin.h.
5262 (register_pass): New function.
5263 * gcc-plugin.h (plugin_pass): Delete structure.
5264 (pass_positioning_ops): Delete enum.
5265 * plugin.c (regsiter_pass): Delete function.
5266 (position_pass): Delete function.
5267 (added_pass_nodes): Delete variable.
5268 (prev_added_pass_nodes): Delete variable.
5269 (pass_list_node): Delete structure.
5270 * passes.c (make_pass_instance): New function.
5271 (next_pass_1): Change to call make_pass_instance.
5272 (pass_list_node): Move structure from gcc-plugin.h.
5273 (added_pass_nodes): Move variable from plugin.c.
5274 (prev_added_pass_nodes): Move variable from plugin.c.
5275 (position_pass): New function.
5276 (register_pass): New function.
5278 2009-09-28 Easwaran Raman <eraman@google.com>
5280 * ifcvt.c (noce_try_abs): Recognize pattern and call
5281 expand_one_cmpl_abs_nojump.
5282 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5283 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5285 2009-09-28 Ian Lance Taylor <iant@google.com>
5288 * c-opts.c (c_common_handle_option): Don't set
5289 warn_jump_misses_init for -Wall.
5290 * doc/invoke.texi (Warning Options): Update documentation.
5292 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5294 * Makefile.in ($(out_object_file)): Depend on
5295 gt-$(basename $(notdir $(out_file))).h.
5297 2009-09-28 Richard Henderson <rth@redhat.com>
5299 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5300 * except.c (gen_eh_region): Set it.
5301 (duplicate_eh_regions_1): Copy it.
5302 * tree-eh.c (lower_resx): Use it to determine which function
5305 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5306 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5307 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5308 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5309 BUILT_IN_CXA_END_CLEANUP if necessary.
5311 * c-common.c (c_define_builtins): Update call to
5312 build_common_builtin_nodes.
5314 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5316 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5318 2009-09-28 Michael Matz <matz@suse.de>
5320 * builtins.c (interclass_mathfn_icode): New helper.
5321 (expand_builtin_interclass_mathfn): Use it here, and split folding
5323 (fold_builtin_interclass_mathfn): ... this new folder.
5324 (build_call_nofold_loc): New static helper.
5325 (build_call_nofold): New wrapper macro for above.
5326 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5327 (expand_builtin_pow): Ditto.
5328 (expand_builtin_memset_args): Ditto.
5329 (expand_builtin_printf): Ditto.
5330 (expand_builtin_fprintf): Ditto.
5331 (expand_builtin_sprintf): Ditto.
5332 (expand_builtin_memory_chk): Ditto.
5333 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5334 (expand_builtin_stpcpy): Ditto.
5335 (expand_builtin_strcmp): Ditto.
5336 (expand_builtin_strncmp): Ditto.
5337 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5338 (expand_builtin_strcpy_args): Don't call folders.
5339 (expand_builtin_memcmp): Ditto.
5340 (expand_builtin_strncpy): Ditto, and use target.
5341 (expand_builtin_memcpy): Ditto.
5342 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5343 expand_builtin_strpbrk, expand_builtin_memmove,
5344 expand_builtin_memmove_args, expand_builtin_bcopy,
5345 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5346 expand_builtin_strspn, expand_builtin_strcspn,
5347 expand_builtin_fputs): Remove these.
5348 (expand_builtin): Don't call the above, change calls to other
5349 expanders that changed prototype.
5350 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5351 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5352 fold_builtin_interclass_mathfn.
5353 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5354 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5356 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5357 * passes.c (init_optimization_passes): Move pass_fold_builtins
5358 after last phiopt pass.
5359 * tree-inline.c (fold_marked_statements): When folding builtins
5360 iterate over all instruction potentially generated.
5361 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5363 (fold_gimple_call): Use it to always fold calls (into potentially
5364 multiple instructions).
5365 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
5366 calls into zero at this time.
5367 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
5368 statements generated by builtin folding.
5370 2009-09-28 Nick Clifton <nickc@redhat.com>
5372 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
5374 2009-09-28 Duncan Sands <baldrick@free.fr>
5376 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
5377 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5378 (register_callback): Dispatch it.
5379 (invoke_plugin_callbacks): Incorporate in sanity check.
5380 * ggc.h (ggc_register_cache_tab): Add declaration.
5381 * ggc-common.c (ggc_register_root_tab): Simplify.
5382 (const_ggc_cache_tab_t): New typedef.
5383 (extra_cache_vec): New vector of dynamically added cache tables.
5384 (ggc_register_cache_tab): New function.
5385 (ggc_scan_cache_tab): New function.
5386 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
5387 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
5389 2009-09-27 Richard Henderson <rth@redhat.com>
5391 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
5392 which we remove __builtin_stack_restore.
5394 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
5396 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
5397 to test for GRD_INVARIANT.
5398 (simple_rhs_p): Anything that's function_invariant_p is fine.
5400 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5402 * gengtype.c (main): Use plunge_files instead of plugin_output.
5404 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5405 Rafael Avila de Espindola <espindola@google.com>
5407 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5408 Don't print pch related info if it is false.
5409 (main): Don't print pch info in plugin mode.
5411 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5413 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5414 with dw_val_class_const_double.
5415 (struct dw_val_struct): Replace val_long_long with val_double and
5416 adjust for above change.
5417 (output_loc_operands): Likewise.
5418 (add_AT_long_long): Rename into...
5419 (add_AT_double): ...this.
5420 (print_die): Replace dw_val_class_long_long with
5421 dw_val_class_const_double and adjust.
5422 (attr_checksum): Likewise.
5423 (same_dw_val_p): Likewise.
5424 (size_of_die): Likewise.
5425 (value_format): Likewise.
5426 (output_die): Likewise.
5427 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5428 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5429 instead of add_AT_long_long.
5430 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5431 value with the precision of its type.
5433 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5436 * c-typeck.c (build_conditional_expr): Use the readonly and
5437 volatile flags of the operand types, not of the operands itself.
5439 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5441 * collect2.c (main): Look for -brtl before adding libraries.
5443 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5445 * config.gcc: Update OpenBSD targets.
5446 * config/openbsd-stdint.h: New file.
5447 * config/openbsd-libpthread.h: New file.
5448 * config/openbsd.h: Update and break out LIB_SPEC definition.
5449 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5450 * config/i386/openbsdelf.h: Correct types.
5451 * config/m68k/openbsd.h: Likewise.
5452 * config/mips/openbsd.h: Likewise.
5453 * config/vax/openbsd.h: Likewise.
5455 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5457 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5458 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5459 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5460 of the length and zero.
5462 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5464 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5465 (FLAGS_H): Add options.h $(REAL_H).
5466 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5467 (TREE_VECTORIZER_H): New.
5468 (EBITMAP_H): Renamed from EBIMAP_H.
5469 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5470 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5471 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5472 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5473 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5474 (graphite-clast-to-gimple.o, graphite-dependences.o)
5475 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5476 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5477 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5478 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5479 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5480 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5481 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5482 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5483 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5484 updated and fixed as per above changes and per
5485 check_makefile_deps.sh output.
5488 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5489 * configure: Regenerate.
5491 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5493 * doc/install.texi: Update minimum MPC version to 0.7.
5495 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5497 * doc/install.texi (Binaries): Remove reference to the binary
5498 distribution CD-ROM from the FSF.
5500 2009-09-26 Michael Matz <matz@suse.de>
5504 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5505 that are mentioned in the body.
5507 2009-09-26 Michael Matz <matz@suse.de>
5509 PR tree-optimization/41454
5510 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5511 (tree_ssa_dominator_optimize): Don't allocate and free it.
5512 (dom_opt_leave_block): Don't iterate over it.
5513 (eliminate_redundant_computations): Don't return a value.
5514 (cprop_operand, cprop_into_stmt): Ditto.
5515 (optimize_stmt): Don't defer updating stmts.
5517 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5519 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5520 generic_parameter_die, template_parameter_pack_die,
5521 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5522 renaming DW_TAG_formal_parameter_pack and
5523 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5524 and DW_TAG_GNU_template_parameter_pack.
5526 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5528 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5529 * config/v850/v850.c (v850_function_value): New function.
5530 (TARGET_FUNCTION_VALUE): Define.
5532 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5534 * tree-vect-stmts.c (vectorizable_call): Call
5535 mark_symbols_for_renaming after vect_finish_stmt_generation.
5537 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5538 to loc_descriptor_from_tree.
5539 (add_location_or_const_value_attribute): Pass 0 instead of 2
5540 for decl_by_reference_p decls.
5542 2009-09-25 Richard Guenther <rguenther@suse.de>
5545 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5548 2009-09-25 Ben Elliston <bje@au.ibm.com>
5550 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5553 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5555 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5556 form of instruction.
5558 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5561 * fold-const.c (const_binop): Handle complex int division.
5562 * tree-complex.c (expand_complex_div_straight,
5563 expand_complex_div_wide): Update comments.
5565 2009-09-24 DJ Delorie <dj@redhat.com>
5568 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5569 (reg_class): Likewise.
5570 (REG_CLASS_NAMES): Likewise.
5571 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5572 (m32c_override_options): Disable -fivopts for M32C.
5574 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5576 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5577 Delete VSX load/store with update support.
5578 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5579 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5583 (VStype_load_update): Ditto.
5584 (VStype_store_update): Ditto.
5585 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5586 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5588 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5589 load/store with update builtins.
5591 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5593 * libgcc2.c (L_trampoline): Prototype for getpagesize
5594 and mprotect in WINNT case.
5596 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5598 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5599 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5600 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5601 'outgoing' argument.
5602 (TARGET_FUNCTION_VALUE): Define.
5604 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5606 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5608 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5611 * common.opt: Initialize dwarf_strict to -1.
5612 * toplev.c (process_options): Catch unset dwarf_strict
5613 and set to 0 for all targets not overriding.
5614 * config/darwin.c (darwin_override_options): Catch unset
5615 dwarf_strict and override to 1.
5617 2009-09-24 Jeff Law <law@redhat.com>
5619 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5621 2009-09-24 Richard Guenther <rguenther@suse.de>
5623 PR tree-optimization/36143
5624 PR tree-optimization/38747
5625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5626 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5628 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5631 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5632 return false instead of gcc_unreachable (). For CONST return the
5633 value returned by recursive call instead of always returning true.
5634 (tree_add_const_value_attribute): Return the value returned by
5635 add_const_value_attribute instead of always returning true if rtl
5638 2009-09-23 Justin Seyster <jrseys@gmail.com>
5640 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5642 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5644 * cgraphunit.c (cgraph_lower_function): Revert last change.
5645 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5646 instead of DECL_NO_STATIC_CHAIN.
5647 * tree-cfg.c (verify_gimple_call): Likewise.
5648 * tree-nested.c (get_chain_decl, get_chain_field,
5649 convert_tramp_reference_op, convert_gimple_call): Likewise.
5650 (convert_all_function_calls): Likewise. Always set or clear
5651 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5652 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5653 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5655 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5656 DECL_NO_STATIC_CHAIN.
5657 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5658 instead of DECL_NO_STATIC_CHAIN.
5659 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5660 decl_function_context.
5661 * varasm.c (initializer_constant_valid_p): Likewise.
5662 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5663 (DECL_STATIC_CHAIN): ... this.
5664 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5665 instead of DECL_NO_STATIC_CHAIN.
5667 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5668 Rafael Avila de Espindola <espindola@google.com>
5670 * gengtype.c (nb_plugin_files): Make it unsigned to match
5671 num_gt_files. Adjust other variables to avoid warnings.
5672 (main): Allocate an all zero lang_bitmap before each plugin file name
5673 to match regular file names.
5675 2009-09-23 Richard Henderson <rth@redhat.com>
5677 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5678 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5679 static chain passed in memory.
5680 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5681 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5682 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5683 STATIC_CHAIN_REGNUM defined.
5685 * config/picochip/picochip-protos.h: s/class/klass/.
5686 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5687 (picochip_static_chain): New.
5688 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5689 (STATIC_CHAIN_INCOMING): Remove.
5691 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5692 (xtensa_static_chain): New.
5693 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5694 (STATIC_CHAIN_INCOMING): Remove.
5696 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5698 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5699 * config/pa/pa-protos.h (function_value): Remove.
5700 * config/pa/pa.c (pa_function_value): Rename from function_value.
5701 Make static, add 'outgoing' argument.
5702 (TARGET_FUNCTION_VALUE): Define.
5704 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5706 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5707 instead of cfun->machine->is_leaf.
5708 * config/avr/avr.h (machine_function): Remove is_leaf field.
5710 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5713 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5714 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5715 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5716 the same size, prefer DW_OP_stack_value.
5717 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5718 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5720 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5723 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5725 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5728 * cfgexpand.c (convert_debug_memory_address): New.
5729 (expand_debug_expr): Convert base address and offset to the same
5730 mode. Use it to convert addresses to other modes. Accept
5733 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5736 * function.h (types_used_by_vars_hash): Declare new hash table.
5737 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5738 equality and hash function for the hash table.
5739 (types_used_by_cur_var_decl): Declare a new global chained list.
5740 (types_used_by_var_decl_insert): Declare new function.
5741 * function.c (types_used_by_vars_hash): Define the hashtable ...
5742 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5743 its equality and hash functions.
5744 (hash_types_used_by_vars_entry): New hash helper.
5745 (types_used_by_cur_var_decl): Define the global chained list.
5746 (used_types_insert): Update the list of types used by the global
5747 variable being parsed.
5748 (types_used_by_var_decl_insert): Define new function.
5749 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5750 * c-common.c (record_types_used_by_current_var_decl): ... new
5752 * c-decl.c (finish_decl): Record the types used by the global
5753 variable declaration we've just parsed.
5754 * dwarf2out.c (premark_used_types): Insert a new line between
5755 comment and function.
5756 (premark_used_types_helper): Fix comment.
5757 (premark_types_used_by_global_vars_helper,
5758 premark_types_used_by_global_vars): New functions.
5759 (prune_unused_types): Do not prune types used by global variables.
5761 2009-09-23 Richard Guenther <rguenther@suse.de>
5763 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5764 produced for bigendian targets with promoted subregs.
5766 2009-09-23 Richard Guenther <rguenther@suse.de>
5768 * value-prof.c (gimple_ic): Purge old EH edges only after building
5771 2009-09-23 Nick Clifton <nickc@redhat.com>
5773 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5775 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5778 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5781 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5782 on non-nested functions.
5784 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5785 Jan Hubicka <jh@suse.cz>
5787 * dwarf2out.c (loc_list_plus_const): Only define if
5788 DWARF2_DEBUGGING_INFO.
5789 (address_of_int_loc_descriptor): Likewise.
5792 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5794 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5797 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5798 constant is more than zero.
5800 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5803 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5804 call final to emit non-scheduled prologue, instead insert at entry.
5806 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5807 Joseph S. Myers <joseph@codesourcery.com>
5809 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5811 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5812 Rafael Avila de Espindola <espindola@google.com>
5814 * gengtype.c (is_file_equal): New function.
5815 (close_output_files): Use is_file_equal. Free of->buf.
5817 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5818 Rafael Avila de Espindola <espindola@google.com>
5820 * gengtype.c (write_types, write_local): Add the output_header
5821 argument. Update all callers.
5823 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5825 * dwarf2out.c (template_parameter_pack_die,
5826 gen_formal_parameter_pack_die ): New functions.
5827 (make_ith_pack_parameter_name): Remove this function.
5828 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5829 DW_TAG_formal_parameter_pack.
5830 (gen_generic_params_dies): Represent each template parameter pack
5831 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5832 represented by usual DW_TAG_template_*_parameter DIEs that are
5833 children of the DW_TAG_template_parameter_pack element DIE.
5834 (generic_parameter_die): This doesn't deal with parameter pack
5835 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5836 of parameter pack DIEs.
5837 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5838 in certain cases, e.g. for pack elements.
5839 (gen_formal_types_die, gen_decl_die): Adjust usage of
5840 gen_formal_parameter_die.
5841 (gen_subprogram_die): Represent each function parameter pack by a
5842 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5843 represented by usual DW_TAG_formal_parameter DIEs that are children
5844 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5845 ____builtin_va_alist decls as no part of the compiler uses those
5847 * langhooks.h (struct lang_hooks_for_decls): Add
5848 function_parm_expanded_from_pack_p, get_generic_function_decl
5849 and function_parameter_pack_p hooks. Fix comment for
5850 get_innermost_generic_parms hook.
5851 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5852 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5853 macros and use them to initialize lang_hook.
5855 2009-09-22 Richard Henderson <rth@redhat.com>
5857 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5858 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5859 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5860 on TRAMPOLINE_TEMPLATE.
5861 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5862 TRAMPOLINE_ADJUST_ADDRESS.
5863 * targhooks.c (default_asm_trampoline_template): Remove.
5864 (default_trampoline_adjust_address): Remove.
5865 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5866 * targhooks.h: Update decls.
5868 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5870 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5871 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5872 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5874 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5877 * reload1.c (reload): Reset debug insns with pseudos without
5880 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5882 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5883 unconditional true for decimal float modes.
5884 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5885 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5887 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5889 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5890 Enable a new case for __FreeBSD__ >= 7.
5891 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5892 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5893 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5894 and USE_LD_AS_NEEDED.
5896 * doc/install.texi (*-*-freebsd*): Update target information.
5898 2009-09-22 Richard Guenther <rguenther@suse.de>
5901 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5902 arrays really properly.
5904 2009-09-22 Richard Henderson <rth@redhat.com>
5907 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5908 calls.static_chain, calls.trampoline_init,
5909 calls.trampoline_adjust_address.
5910 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5911 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5912 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5913 * builtins.c (expand_builtin_setjmp_receiver): Use
5914 targetm.calls.static_chain; only clobber registers.
5915 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5916 set up memory attributes properly for the trampoline block.
5917 (expand_builtin_adjust_trampoline): Use
5918 targetm.calls.trampoline_adjust_address.
5919 * calls.c (prepare_call_address): Add fndecl argument. Use
5920 targetm.calls.static_chain.
5921 * df-scan.c (df_need_static_chain_reg): Remove.
5922 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5923 consolodate static chain handling.
5924 * doc/tm.texi: Document new hooks.
5925 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5926 (init_emit_regs): Don't initialize them.
5927 * expr.h (prepare_call_address): Update decl.
5928 * final.c (profile_function): Use targetm.calls.static_chain.
5929 * function.c (expand_function_start): Likewise.
5930 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5931 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5932 only clobber registers.
5933 * targhooks.c (default_static_chain): New.
5934 (default_asm_trampoline_template, default_trampoline_init): New.
5935 (default_trampoline_adjust_address): New.
5936 * targhooks.h: Declare them.
5937 * varasm.c (assemble_trampoline_template): Use
5938 targetm.asm_out.trampoline_template. Make the memory block const
5941 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5942 alpha_initialize_trampoline. Make static. Merge VMS parameter
5943 differences into the TARGET_ABI_OPEN_VMS code block.
5944 (TARGET_TRAMPOLINE_INIT): New.
5945 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5946 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5947 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5948 (INITIALIZE_TRAMPOLINE): Remove.
5950 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5951 (TRAMPOLINE_TEMPLATE): Merge with ...
5952 (INITIALIZE_TRAMPOLINE): ... this and move ...
5953 * config/arc/arc.c (arc_trampoline_init): ... here.
5954 (TARGET_TRAMPOLINE_INIT): New.
5956 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5957 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5958 (arm_asm_trampoline_template): New.
5959 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5960 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5961 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5962 code to arm_asm_trampoline_template.
5963 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5964 arm_trampoline_adjust_address.
5965 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5966 adjust for target hook parameters.
5968 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5971 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5972 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5973 (bfin_trampoline_init): Rename from initialize_trampoline;
5974 make static; update for target hook parameters.
5975 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5976 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5977 bfin_asm_trampoline_template.
5978 (INITIALIZE_TRAMPOLINE): Remove.
5980 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5981 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5982 cris_trampoline_init): New.
5983 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5984 cris_asm_trampoline_template.
5985 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5986 adjust for target hook parameters.
5988 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5990 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5991 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5992 fr30_trampoline_init): New.
5993 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5994 fr30_asm_trampoline_template.
5995 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5996 adjust for target hook parameters.
5998 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5999 (frv_trampoline_init): Rename from frv_initialize_trampoline;
6000 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
6001 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
6002 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
6004 * config/h8300/h8300.c (h8300_trampoline_init): New.
6005 (TARGET_TRAMPOLINE_INIT): New.
6006 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
6007 to h8300_trampoline_init and adjust for hook parameters.
6009 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
6010 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
6011 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
6012 make static; adjust for hook parameters.
6013 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
6015 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6016 (TARGET_TRAMPOLINE_INIT): New.
6017 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
6018 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
6019 iq2000_asm_trampoline_template.
6020 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
6021 (TRAMPOLINE_CODE_SIZE): New.
6022 (TRAMPOLINE_SIZE): Use it.
6023 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
6025 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
6026 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
6027 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
6028 adjust for hook parameters.
6029 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
6031 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
6032 (m32r_trampoline_init): New.
6033 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
6034 m32r_trampoline_init.
6036 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
6037 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
6038 make static; update for hook parameters.
6039 * config/m68hc11/m68hc11-protos.h: Update.
6040 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
6042 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6043 (TARGET_TRAMPOLINE_INIT): New.
6044 (mcore_function_value): Fix typo.
6045 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
6046 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
6047 to mcore_asm_trampoline_template.
6048 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
6050 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
6051 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
6052 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
6053 update for hook parameters.
6054 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
6056 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6057 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6058 mips_trampoline_init): New.
6059 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
6060 mips_asm_trampoline_template.
6061 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
6062 update for hook parameters.
6064 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6065 (TARGET_TRAMPOLINE_INIT): New.
6066 (mmix_trampoline_size): Remove.
6067 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
6068 make static. Remove out-of-date tetra vs octa comment.
6069 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
6070 make static; update for hook parameters.
6071 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
6072 (INITIALIZE_TRAMPOLINE): Remove.
6073 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
6074 (TRAMPOLINE_ALIGNMENT): New.
6075 * gcc/config/mmix/mmix-protos.h: Update.
6077 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6078 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6079 mn10300_trampoline_init): New.
6080 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
6081 mn10300_asm_trampoline_template.
6082 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
6084 * config/moxie/moxie.c (moxie_static_chain,
6085 moxie_asm_trampoline_template, moxie_trampoline_init,
6086 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
6087 TARGET_TRAMPOLINE_INIT): New.
6088 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
6089 moxie_trampoline_init.
6090 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
6091 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6093 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6094 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6095 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
6096 pa_trampoline_adjust_address): New.
6097 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
6098 pa_asm_trampoline_template.
6099 (TRAMPOLINE_ALIGNMENT): New.
6100 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
6101 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
6102 adjust for hook parameters.
6103 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
6105 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
6106 (TARGET_TRAMPOLINE_INIT): New.
6107 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
6108 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
6110 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
6112 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
6113 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
6114 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
6115 make static; adjust parameters for the hook.
6116 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
6118 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
6119 s390_trampoline_template; make static.
6120 (s390_trampoline_init): Rename from s390_initialize_trampoline;
6121 make static; adjust for target hook.
6122 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6123 * config/s390/s390-protos.h: Remove trampoline decls.
6124 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
6125 (TRAMPOLINE_TEMPLATE): Remove.
6126 (TRAMPOLINE_ALIGNMENT): New.
6128 * config/score/score-protos.h (score_initialize_trampoline): Remove.
6129 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6130 (TARGET_TRAMPOLINE_INIT): New.
6131 (score_asm_trampoline_template): New.
6132 (score_trampoline_init): Rename from score_initialize_trampoline;
6133 make static; adjust for hook parameters.
6134 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
6135 score[37]_asm_trampoline_template.
6136 (INITIALIZE_TRAMPOLINE): Remove.
6137 * config/score/score3.c (score3_asm_trampoline_template): New.
6138 (score3_trampoline_init): Rename from score3_initialize_trampoline;
6139 adjust for target hook.
6140 * config/score/score7.c (score7_asm_trampoline_template): New.
6141 (score7_trampoline_init): Rename from score7_initialize_trampoline;
6142 adjust for target hook.
6143 * config/score/score3.h, config/score/score7.h: Update.
6145 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
6146 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
6147 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6148 (sh_trampoline_init): Rename from sh_initialize_trampoline;
6149 make static; adjust for target hook parameters.
6150 (sh_trampoline_adjust_address): New.
6151 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
6152 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
6154 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
6155 (sparc32_initialize_trampoline): Rename from
6156 sparc_initialize_trampoline; make static; replace tramp parameter
6157 with m_tramp and update memory accesses.
6158 (sparc64_initialize_trampoline): Similarly.
6159 (sparc_trampoline_init): New.
6160 * config/sparc/sparc-protos.h: Remove trampoline decls.
6161 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
6162 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
6164 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
6165 (array_to_constant): Make ARR parameter const.
6166 (spu_trampoline_init): Rename from spu_initialize_trampoline;
6167 make static; update for hook parameters.
6168 * config/spu/spu-protos.h: Update decls.
6169 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
6171 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
6172 from xstormy16_initialize_trampoline; make static; update for
6174 (TARGET_TRAMPOLINE_INIT): New.
6175 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
6177 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6178 (TARGET_TRAMPOLINE_INIT): New.
6179 (v850_can_eliminate): Make static.
6180 (v850_asm_trampoline_template, v850_trampoline_init): New.
6181 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
6182 v850_asm_trampoline_template.
6183 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
6184 and adjust for target hook parameters.
6186 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6187 (TARGET_TRAMPOLINE_INIT): New.
6188 (vax_asm_trampoline_template, vax_trampoline_init): New.
6189 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
6190 vax_asm_trampoline_template.
6191 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
6193 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6194 (TARGET_TRAMPOLINE_INIT): New.
6195 (xtensa_asm_trampoline_template): Rename from
6196 xtensa_trampoline_template; make static.
6197 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
6198 make static; update for hook parameters.
6199 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
6200 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
6201 (INITIALIZE_TRAMPOLINE): Remove.
6203 * config/i386/i386.c (ix86_function_regparm): Do not issue an
6204 error for nested functions with regparm=3.
6205 (ix86_compute_frame_layout): Adjust frame pointer offset for
6206 ix86_static_chain_on_stack.
6207 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
6208 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
6209 don't reset to UNITS_PER_WORD.
6210 (ix86_emit_leave): Adjust ix86_cfa_state.
6211 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
6212 (ix86_static_chain): New.
6213 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
6214 make static; update for target hook parameters; use ix86_static_chain.
6215 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6216 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6217 (INITIALIZE_TRAMPOLINE): Remove.
6218 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6219 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6220 to the end. Add static_chain_on_stack.
6221 (ix86_static_chain_on_stack): New.
6223 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
6224 (m68k_output_mi_thunk): Don't use static_chain_rtx.
6225 (m68k_trampoline_init): New.
6226 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
6227 m68k_trampoline_init and adjust for hook parameters.
6228 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
6229 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
6231 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6233 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
6234 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6236 * reload1.c (reload): Call wrap_constant when substituting
6237 reg for equiv inside of DEBUG_INSNs.
6240 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
6241 add_call_src_coords_attributes, add_high_low_attributes,
6242 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
6243 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
6244 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
6245 when -gdwarf-2 -gstrict-dwarf.
6246 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
6247 -gdwarf-[23] -gstrict-dwarf.
6248 (address_of_int_loc_descriptor, loc_descriptor,
6249 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
6250 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
6251 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
6253 2009-09-22 Richard Guenther <rguenther@suse.de>
6255 PR tree-optimization/41428
6256 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
6257 (ccp_finalize): Pass it to substitute_and_fold.
6259 2009-09-22 Richard Guenther <rguenther@suse.de>
6261 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
6262 (substitute_and_fold): Adjust prototype.
6263 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6264 (simplify_stmt_using_ranges): Likewise.
6265 (fold_predicate_in): Move here from tree-ssa-propagate.c.
6266 (vrp_fold_stmt): New function.
6267 (vrp_finalize): Pass it to substitute_and_fold.
6268 * tree-flow.h (vrp_evaluate_conditional): Remove.
6269 (simplify_stmt_using_ranges): Likewise.
6270 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
6271 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6272 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
6274 (fold_predicate_in): Move to tree-vrp.c.
6275 (substitute_and_fold): Use the callback instead of calling into
6276 tree-vrp.c functions directly.
6278 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6280 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6281 comparison warning on rs6000.
6284 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6285 GIMPLE_EH_MUST_NOT_THROW cleanup.
6286 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6288 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6291 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6292 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6293 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6294 libSystem which is derived from the gcc 4.2.1 unwinder.
6296 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6299 * varasm.c (default_encode_section_info): Copy TLS model into
6300 sym_ref flags regardless of backend support for TLS, for all
6301 model types except TLS_MODEL_EMULATED.
6303 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6306 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6307 we can handle it correctly.
6309 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6311 * doc/install.texi (os2): Remove section.
6313 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6315 * doc/standards.texi (Objective-C): Adjust two URLs.
6317 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6319 * tree-tailcall.c (process_assignment): Don't check if a
6320 multiplication or an addition are already present.
6321 (find_tail_calls): Combine multiple additions and multiplications.
6322 (adjust_accumulator_values): Emit accumulators.
6324 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6326 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6327 xmm register restore.
6329 2009-09-21 Jan Hubicka <jh@suse.cz>
6331 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6332 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6335 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6337 * stor-layout.c (layout_type): Remove obsolete code.
6339 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6342 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6344 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6347 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6348 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6349 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6350 * fold-const.c (const_binop): Likewise.
6351 * real.h (do_mpc_arg2): Update prototype.
6353 2009-09-20 Jan Hubicka <jh@suse.cz>
6355 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6356 (add_location_or_const_value_attribute): Rewrite using
6358 (tree_add_const_value_attribute): Return true if successful.
6359 (tree_add_const_value_attribute_for_decl): Likewise.
6361 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6362 (loc_descriptor): ... here;
6363 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6364 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6365 pool items that was not marked for output.
6366 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
6367 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6368 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6369 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
6370 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
6371 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
6372 DW_OP_stack_value to get address of items that are not available
6374 (dw_loc_list): Handle single element lists correctly.
6376 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
6377 Pascal Obry <obry@adacore.com>
6379 * unwind-dw2-fde.c (classify_object_over_fdes):
6380 Cast the constant 1 to _Unwind_Ptr.
6381 (add_fdes): Likewise.
6382 (linear_search_fdes): Likewise.
6384 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
6386 * stor-layout.c (set_sizetype): Avoid useless type copy.
6388 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
6390 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
6392 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6393 * configure, config.in: Regenerate.
6394 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
6396 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
6397 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
6398 for global data if the output could be used in a shared library.
6399 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6400 to 0 if TARGET_WRITABLE_EH_FRAME.
6402 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6404 PR rtl-optimization/39886
6405 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6406 just when insn is equal to BB_END (bb).
6408 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6410 * config/mips/mips.opt (mrelax-pic-calls): New option.
6411 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6413 (mips_unspec_call): Change "unspec_call" expander into this.
6414 (mips_strip_unspec_call): New function.
6415 (mips_got_load): Call mips_unspec_call instead of
6416 gen_unspec_call<mode>.
6417 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6419 (mips_cfg_in_reorg): New function.
6420 (mips16_lay_out_constants): Use it to decide whether to call
6421 CFG-aware insn splitting.
6422 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6423 mips_reorg. Move DF set-up code from here ...
6424 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6426 (mips_reorg): Call mips_df_reorg instead of
6427 r10k_insert_cache_barriers. Move CFG set-up code here from
6428 r10k_insert_cache_barriers.
6429 (mips_call_expr_from_insn): New function.
6430 (mips_pic_call_symbol_from_set): Likewise.
6431 (mips_find_pic_call_symbol): Likewise.
6432 (mips_annotate_pic_call_expr): Likewise.
6433 (mips_get_pic_call_symbol): Likewise.
6434 (mips_annotate_pic_calls): Likewise.
6435 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6437 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6438 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6439 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6441 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6442 (unspec_call<mode>): Remove it.
6443 (sibcall_internal, sibcall_value_internal,
6444 sibcall_value_multiple_internal, call_internal, call_split,
6445 call_value_internal, call_value_split,
6446 call_value_multiple_internal, call_value_multiple_split): Pass
6447 SIZE_OPNO to MIPS_CALL.
6448 (call_internal_direct, call_direct_split,
6449 call_value_internal_direct, call_value_direct_split): Pass -1 as
6450 SIZE_OPNO to MIPS_CALL.
6451 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6452 * configure: Regenerate.
6453 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6454 and -mno-relax-pic-calls.
6455 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6457 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6460 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6461 in the directory this rule is called from, rather than the
6462 toplevel 'gcc' directory, to fix in-tree build.
6464 2009-09-19 Chris Demetriou <cgd@google.com>
6466 PR preprocessor/28435:
6467 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6468 to cpplib that the preprocessor output is needed.
6470 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6472 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6473 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6474 *return_and_restore_fpregs_<mode>,
6475 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6478 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6479 instead of assuming it has always a REG inside of it.
6481 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6483 * config/freebsd.h: Update comment on types.
6484 (WINT_TYPE): Define.
6486 2009-09-18 Jason Merrill <jason@redhat.com>
6488 * c.opt: Add -fno-deduce-init-list.
6490 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6492 * value-prof.c (interesting_stringop_to_profile_p): Added output
6493 argument to indicate which parameter is the size parameter.
6494 * value-prof.c (gimple_stringop_fixed_value): Use
6495 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6496 * value-prof.c (gimple_stringops_transform): Update call sites to
6497 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6499 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6502 From David Binderman <dcb314@hotmail.com>:
6503 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6504 local variable f. Remove stale comments.
6505 (ix86_compute_frame_layout): Remove useless local variable total_size.
6506 Remove #if 0'd code.
6507 (legitimate_address_p): Remove useless local variables
6508 reason_rtx and reason.
6509 (ix86_split_copysign_const): Remove useless local variable op1.
6510 (scale_counter): Remove useless local variable piece_size_mask.
6512 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6514 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6517 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6520 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6522 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6524 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6527 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6529 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6530 DW_OP_implicit_value even without dwarf_version 4.
6532 2009-09-17 Jan Hubicka <jh@suse.cz>
6534 * dwarf2out.c: Include tree-pass.h and gimple.h.
6535 (loc_list_plus_const): New function.
6536 (loc_descriptor_from_tree_1): Rename to ...
6537 (loc_descriptor_from_tree): ... remove original.
6538 (loc_list_from_tree): New function.
6539 (add_AT_location_description): Accept location list.
6540 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6541 (concatn_mem_loc_descriptor): Remove.
6542 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6544 (secname_for_decl): Move up.
6545 (hidden_reference_p): New function; break out from ...
6546 (loc_by_refernece): ... here; move up.
6547 (dw_loc_list): New function.
6548 (single_element_loc_list): New function.
6549 (single_element_loc_list_p): New function.
6550 (add_loc_descr_to_each): New function.
6551 (add_loc_list): New function.
6552 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6553 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6554 add diagnostics why expansion failed.
6555 (add_location_or_const_value_attribute): Support location lists.
6556 (add_bound_info): Likewise.
6557 (descr_info_loc): Update call of loc_descriptor_from_tree.
6558 (gen_variable_die): Work on location lists.
6559 * final.c (pass_final): Add dump file.
6560 * Makefile.in (dwarf2out.o): Add new dependencies.
6562 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6565 * real.c decimal_from_integer, decimal_integer_string): New.
6566 (real_from_integer): Use them as special case for decimal float.
6567 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6568 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6569 Do not append zero after the decimal point in string to convert.
6571 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6573 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6574 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6576 2009-09-17 Martin Jambor <mjambor@suse.cz>
6578 * common.opt (fipa-sra): New switch.
6579 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6580 * timevar.def (TV_IPA_SRA): New timevar.
6581 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6582 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6583 * tree-sra.c: Include cgraph.c.
6584 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6585 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6586 and grp_not_necessarilly_dereferenced.
6587 (func_param_count): New variable.
6588 (encountered_apply_args): New variable.
6589 (bb_dereferences): New variable.
6590 (final_bbs): New variable.
6591 (no_accesses_representant): New variable.
6592 (no_accesses_p): New function.
6593 (dump_access): Dump the new fields.
6594 (sra_initialize): Set encountered_apply_args to false.
6595 (get_ssa_base_param): New function.
6596 (mark_parm_dereference): New function.
6597 (create_access): Caring for INIDRECT_REFs and different handling of
6598 varialble length accesses in early IPA SRA. Store the stmt - a new
6599 parameter - to the new access.
6600 (build_access_from_expr_1): New parameter stmt, passed to
6601 create_access. Handle INDIRECT_REFs.
6602 (build_access_from_expr): Pass the current statement to
6603 build_access_from_expr_1.
6604 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6606 (build_accesses_from_assign): Pass the current statement to
6607 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6608 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6609 final_bbs when necessary. Check for calls to __builtin_apply_args.
6610 Fixup EH info if anythng was changed.
6611 (is_unused_scalar_param): New function.
6612 (ptr_parm_has_direct_uses): New function.
6613 (find_param_candidates): New function.
6614 (mark_maybe_modified): New function.
6615 (analyze_modified_params): New function.
6616 (propagate_dereference_distances): New function.
6617 (dump_dereferences_table): New function.
6618 (analyze_caller_dereference_legality): New function.
6619 (unmodified_by_ref_scalar_representative): New function.
6620 (splice_param_accesses): New function.
6621 (decide_one_param_reduction): New function.
6622 (enum ipa_splicing_result): New type.
6623 (splice_all_param_accesses): New function.
6624 (get_param_index): New function.
6625 (turn_representatives_into_adjustments): New function.
6626 (analyze_all_param_acesses): New function.
6627 (get_replaced_param_substitute): New function.
6628 (get_adjustment_for_base): New function.
6629 (replace_removed_params_ssa_names): New function.
6630 (sra_ipa_reset_debug_stmts): New function.
6631 (sra_ipa_modify_expr): New function.
6632 (sra_ipa_modify_assign): New function.
6633 (convert_callers): New function.
6634 (modify_function): New function.
6635 (ipa_sra_preliminary_function_checks): New function.
6636 (ipa_early_sra): New function.
6637 (ipa_early_sra_gate): New function.
6638 (pass_early_ipa_sra): New variable.
6639 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6641 2009-09-17 Michael Matz <matz@suse.de>
6644 * tree.c (build_type_attribute_qual_variant): Export.
6645 * tree.h (build_type_attribute_qual_variant): Declare.
6646 * tree-inline.c (remap_type_1): Use it to build variants with
6647 the original qualifiers and attributes.
6649 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6651 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6652 without a fallthrough edge.
6654 2009-09-16 DJ Delorie <dj@redhat.com>
6656 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6657 chip and ignore the "fast_interrupt" attribute if so.
6659 2009-09-16 Richard Henderson <rth@redhat.com>
6662 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6665 2009-09-16 Richard Henderson <rth@redhat.com>
6668 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6669 is set only if DECL_NO_STATIC_CHAIN is unset.
6670 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6671 (FOR_EACH_NEST_INFO): New.
6672 (walk_all_functions): Use it.
6673 (finalize_nesting_tree): Likewise.
6674 (unnest_nesting_tree): Likewise.
6675 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6676 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6677 (convert_gimple_call): Early out if gimple_call_chain already set.
6678 (convert_all_function_calls): Iterate until no new functions
6679 require a static chain.
6680 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6681 when building a trampoline. Use dump_function_to_file instead
6683 (lower_nested_functions): Open dump_file. Validate that decls
6684 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6685 bit reset by this pass.
6687 2009-09-16 Michael Matz <matz@suse.de>
6690 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6691 shorten decl_common_unused.
6692 (DECL_RESTRICTED_P): New accessor.
6693 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6694 to disambiguate marked decls and restrict pointers.
6696 2009-09-16 Richard Henderson <rth@redhat.com>
6699 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6701 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6703 * integrate.c (set_block_abstract_flags): Call
6704 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6706 2009-09-16 Richard Guenther <rguenther@suse.de>
6709 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6712 2009-09-16 DJ Delorie <dj@redhat.com>
6713 Kaz Kojima <kkojima@gcc.gnu.org>
6715 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6716 (sh_expand_prologue): Update calls to output_stack_adjust.
6717 (sh_expand_epilogue): Likewise.
6719 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6722 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6723 trying to limit the extent of searches in the insn stream.
6725 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6726 Jakub Jelinek <jakub@redhat.com>
6730 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6732 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6733 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6734 (rs6000_savres_strategy): Always save FP registers inline if the
6735 target doesn't support hardware double-precision. Set the above
6736 bits in return value when needed.
6737 (rs6000_savres_routine_sym): Fix computation for cache selector.
6738 Mark the generated symbol as a function. Rename exitp argument to
6739 lr. Move code for determining the name of the symbol...
6740 (rs6000_savres_routine_name): ...here. New function. Add cases for
6741 getting the names right on AIX and 64-bit Linux.
6742 (savres_routine_name): New variable.
6743 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6744 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6745 on what the target routine uses as a base register. If savep && lr
6746 describe saving of r0 into memory slot.
6747 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6748 line calls for AIX ABI.
6749 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6750 determine FP save/restore functions.
6751 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6752 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6754 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6755 Duplicate restoration of LR and execute the appropriate one
6756 depending on whether GPRs are being restored inline. Set r11 from
6757 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6758 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6759 Fix out of line calls for AIX ABI.
6760 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6762 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6764 (*restore_gpregs_spe): Likewise.
6765 (*return_and_restore_gpregs_spe): Likewise.
6766 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6767 Define to empty string unconditionally.
6768 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6769 Define to empty string unconditionally.
6770 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6773 2009-09-15 Jan Hubicka <jh@suse.cz>
6775 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6776 * params.def (inline-insns-auto): Likewise.
6778 2009-09-15 Martin Jambor <mjambor@suse.cz>
6780 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6781 individual statements only at TDF_DETAILS dump level. Format
6782 source for 80 characters per line.
6784 2009-09-15 Christian Bruel <christian.bruel@st.com>
6786 * regrename.c (do_replace): Update REG_DEAD notes.
6788 2009-09-15 Revital Eres <eres@il.ibm.com>
6790 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6791 * targhooks.c (default_builtin_support_vector_misalignment):
6792 New builtin function.
6793 * targhooks.h (default_builtin_support_vector_misalignment):
6795 * target.h (builtin_support_vector_misalignment):
6796 New field in struct gcc_target.
6797 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6798 new builtin function.
6799 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6801 * config/rs6000/rs6000.c
6802 (rs6000_builtin_support_vector_misalignment): New function.
6803 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6805 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6807 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6809 (bfin_optimize_loop): Likewise.
6810 (bfin_gen_bundles): Likewise.
6811 (workaround_speculation): Likewise.
6812 (find_load): Return NULL_RTX for debug_insn.
6814 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6816 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6819 2009-09-14 DJ Delorie <dj@redhat.com>
6821 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6822 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6825 2009-09-14 Richard Henderson <rth@redhat.com>
6826 Jakub Jelinek <jakub@redhat.com>
6828 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6829 * cfgbuild.c (make_edges): Handle asm goto.
6830 * cfglayout.c (fixup_reorder_chain): Likewise.
6831 * cfgrtl.c (patch_jump_insn): Likewise.
6832 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6833 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6834 (gimple_build_asm_vec): Add and use labels parameter.
6835 (gimple_build_asm): Remove.
6836 (walk_gimple_asm): Walk labels too.
6837 * gimple.def (GIMPLE_ASM): Update docs.
6838 * gimple.h: Update decls.
6839 (struct gimple_statement_asm): Change nc to use unsigned char;
6841 (gimple_asm_nlabels): New.
6842 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6843 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6844 into gimple_build_asm_vec.
6845 * jump.c (mark_jump_label_asm): New.
6846 (mark_jump_label): Use it.
6847 (redirect_jump_1): Handle asm goto.
6848 (invert_jump_1): Soft fail if X is null.
6849 * recog.c (extract_asm_operands): New.
6850 (asm_noperands): Use it; handle asm labels.
6851 (decode_asm_operands): Use extract_asm_operands.
6852 (asm_operand_ok): Properly handle empty string.
6853 * reg-stack.c (get_asm_operands_in_out): Rename from
6854 get_asm_operand_n_inputs; use extract_asm_operands; return both
6855 inputs and outputs by reference; update all callers.
6856 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6857 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6858 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6859 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6860 (extract_asm_operands): Declare.
6861 * stmt.c (expand_asm_operands): Add and use labels parameter.
6862 (check_unique_operand_names): Likewise.
6863 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6864 (expand_asm_stmt): Handle asm labels.
6865 * tree-cfg.c (make_gimple_asm_edges): New.
6866 (make_edges): Use it.
6867 (cleanup_dead_labels): Handle asm labels.
6868 (is_ctrl_altering_stmt): Likewise.
6869 (gimple_redirect_edge_and_branch): Likewise.
6870 * tree.def (ASM_EXPR): Add 5th operand.
6871 * tree.h (ASM_LABELS): New.
6872 (resolve_asm_operand_names): Update decl.
6874 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6875 (c_parser_asm_goto_operands): New.
6876 * c-tree.h (build_asm_expr): Update decl.
6877 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6878 * doc/extend.texi: Document asm goto.
6880 2009-09-14 Richard Henderson <rth@redhat.com>
6882 * except.h: Update declarations.
6883 (struct pointer_map_t): Forward declare.
6884 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6885 (struct eh_landing_pad_d, eh_landing_pad): New.
6886 (struct eh_catch_d, eh_catch): New.
6887 (struct eh_region_d): Remove next_region_sharing_label, aka,
6888 label, tree_label, landing_pad, post_landing_pad, resume,
6889 may_contain_throw. Rename region_number to index. Remove
6890 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6891 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6892 (VEC(eh_landing_pad,gc)): New.
6893 (struct eh_status): Remove last_region_number. Add lp_array,
6894 throw_stmt_table, ttype_data, ehspec_data.
6895 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6896 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6897 * except.c (lang_protect_cleanup_actions): Return tree.
6898 (struct ehl_map_entry): Remove.
6899 (init_eh_for_function): Push zero entries for region and lp_array.
6900 (gen_eh_region): Add to region_array immediately.
6901 (gen_eh_region_catch): Operate on eh_catch objects.
6902 (gen_eh_landing_pad): New.
6903 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6904 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6905 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6906 (get_eh_landing_pad_from_number_fn): New.
6907 (get_eh_landing_pad_from_number): New.
6908 (get_eh_region_from_lp_number_fn): New.
6909 (get_eh_region_from_lp_number): New.
6910 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6911 (get_exception_pointer, get_exception_filter): Remove.
6912 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6913 (current_function_has_exception_handlers): Simplify.
6914 (bring_to_root, eh_region_replaceable_by_p): Remove.
6915 (replace_region, hash_type_list, hash_eh_region): Remove.
6916 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6917 (label_to_region_map, num_eh_regions): Remove.
6918 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6919 (find_exception_handler_labels): Remove.
6920 (duplicate_eh_regions_0, find_prev_try): Remove.
6921 (struct duplicate_eh_regions_data): New.
6922 (duplicate_eh_regions_1): Rewrite.
6923 (duplicate_eh_regions): Return a pointer map instead of an
6925 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6926 (redirect_eh_edge_to_label): Remove.
6927 (eh_region_outermost): Rewrite using eh_region pointers
6928 instead of integers.
6929 (add_ttypes_entry): Update for ttype_data move to eh_status.
6930 (add_ehspec_entry): Rewrite with VEC instead of varray.
6931 (assign_filter_values): Likewise. Export.
6932 (build_post_landing_pads, connect_post_landing_pads): Remove.
6933 (dw2_build_landing_pads): Rewrite to use lp_array.
6934 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6935 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6936 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6937 (sjlj_mark_call_sites): Update for landing pad numbers.
6938 (finish_eh_generation): Rewrite.
6939 (gate_handle_eh): Do nothing for no eh tree.
6940 (pass_rtl_eh): Move up near finish_eh_generation.
6941 (remove_eh_landing_pad): New.
6942 (remove_eh_handler): Export.
6943 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6944 (for_each_eh_label): Rewrite to use lp_array.
6945 (make_reg_eh_region_note): New.
6946 (make_reg_eh_region_note_nothrow_nononlocal): New.
6947 (insn_could_throw_p): New.
6948 (copy_reg_eh_region_note_forward): New.
6949 (copy_reg_eh_region_note_backward): New.
6950 (check_handled, add_reachable_handler): Remove.
6951 (reachable_next_level, foreach_reachable_handler): Remove.
6952 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6953 (get_eh_region_and_lp_from_rtx): New.
6954 (get_eh_region_from_rtx): New.
6955 (can_throw_internal_1, can_throw_external_1): Remove.
6956 (can_throw_internal): Use get_eh_region_from_rtx.
6957 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6958 (insn_nothrow_p, can_nonlocal_goto): New.
6959 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6960 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6961 (add_action_record): Use VEC not varray.
6962 (collect_one_action_chain): Update for eh_region changes.
6963 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6964 Use get_eh_region_and_lp_from_rtx.
6965 (gate_convert_to_eh_region_ranges): New.
6966 (pass_convert_to_eh_region_ranges): Use it.
6967 (push_uleb128, push_sleb128): Use VEC not varray.
6968 (output_one_function_exception_table): Likewise.
6969 (dump_eh_tree): Update for eh_region changes.
6970 (verify_eh_tree): Likewise.
6971 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6972 * tree-eh.c: Include target.h.
6973 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6974 Don't disallow GIMPLE_RESX; adjust argument check.
6975 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6976 (record_stmt_eh_region): Update for landing pad numbers;
6977 generate a landing pad if necessary.
6978 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6979 (remove_stmt_from_eh_lp_fn): Similarly.
6980 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6981 Update for lp numbers; don't special case missing throw_stmt_table.
6982 (lookup_expr_eh_lp): Similarly.
6983 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6984 (eh_seq, eh_region_may_contain_throw): New.
6985 (struct leh_state): Add ehp_region.
6986 (struct leh_tf_state): Remove eh_label.
6987 (emit_post_landing_pad): New.
6988 (emit_resx, emit_eh_dispatch): New.
6989 (note_eh_region_may_contain_throw): New.
6990 (frob_into_branch_around): Take eh_region not eh label;
6991 emit eh code into eh_seq.
6992 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6993 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6994 lower_eh_must_not_throw. Emit code to eh_seq.
6995 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6996 (lower_try_finally_onedest): Likewise.
6997 (lower_try_finally_copy): Likewise.
6998 (lower_try_finally_switch): Likewise.
6999 (lower_try_finally): Initialize ehp_region.
7000 (lower_catch): Update for eh_catch objects.
7001 (lower_eh_filter): Don't handle must_not_throw.
7002 (lower_eh_must_not_throw): New.
7003 (lower_cleanup): Don't set eh_label.
7004 (lower_eh_constructs_2): Resolve eh builtins.
7005 Handle GIMPLE_EH_MUST_NOT_THROW.
7006 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
7007 Add eh_seq to the end of the function body.
7008 (make_eh_dispatch_edges): New.
7009 (make_eh_edge): Remove.
7010 (make_eh_edges): Simplify for landing pads.
7011 (redirect_eh_edge_1): New.
7012 (redirect_eh_edge): Use it.
7013 (redirect_eh_dispatch_edge): New.
7014 (stmt_could_throw_p): Use a switch. Allow RESX.
7015 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
7016 (stmt_can_throw_internal): Likewise.
7017 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
7018 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
7019 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
7020 (gate_refactor_eh): New.
7021 (pass_refactor_eh): Use it.
7022 (lower_resx, execute_lower_resx, pass_lower_resx): New.
7023 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
7024 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
7025 (remove_unreachable_handlers): Rename from
7026 tree_remove_unreachable_handlers; rewrite for landing pads;
7027 call remove_eh_handler directly.
7028 (remove_unreachable_handlers_no_lp): New.
7029 (unsplit_eh, unsplit_all_eh): New.
7030 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
7031 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
7032 (cleanup_empty_eh_unsplit): New.
7033 (cleanup_empty_eh): Rewrite.
7034 (cleanup_all_empty_eh): New.
7035 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
7036 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
7037 (gate_cleanup_eh): New.
7038 (pass_cleanup_eh): Use it.
7039 (verify_eh_edges): Move later in file. Expect one EH edge.
7040 (verify_eh_dispatch_edge): New.
7042 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
7043 (gtype-desc.o): Add TARGET_H.
7044 (tree.o): Use EXCEPT_H, not except.h.
7045 (cfgbuild.o): Add EXPR_H.
7046 (GTFILES): Add vecprim.h.
7047 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
7048 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
7049 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
7050 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
7051 * calls.c (emit_call_1): Use make_reg_eh_region_note.
7052 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
7053 calls to can_throw_internal.
7054 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
7055 (make_edges): Don't handle RESX; use can_nonlocal_goto.
7056 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
7057 (expand_gimple_stmt): Use make_reg_eh_region_note.
7058 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
7059 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
7060 or find_exception_handler_labels.
7061 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
7062 there is exacly one EH edge. Use can_nonlocal_goto and
7064 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
7065 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
7066 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
7067 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
7068 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
7069 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
7070 * dse.c (scan_insn): Use insn_could_throw_p.
7071 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
7072 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
7073 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
7074 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
7075 EXC_PTR_EXPR or FILTER_EXPR.
7076 (tree_expr_nonzero_warnv_p): Likewise.
7077 * function.h: Include vecprim.h, not varray.h
7078 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
7079 move ttype_data and ehspec_data members to struct eh_status; change
7080 action_record_data member to a VEC.
7081 * gcse.c (hash_scan_set): Use can_throw_internal.
7082 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
7083 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
7084 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7085 (block_may_fallthru): Don't handle RESX_EXPR.
7086 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
7087 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
7088 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
7089 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
7090 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
7091 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
7092 (gimple_size): Likewise.
7093 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
7094 (gimple_build_resx): Use gimple_build_with_ops.
7095 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
7096 (is_gimple_val): Likewise.
7097 (is_gimple_stmt): Remove RESX_EXPR.
7098 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
7099 (GIMPLE_RESX): Reorder with other EH constructs.
7100 * gimple.h (struct gimple_statement_eh_mnt): New.
7101 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
7102 (gimple_eh_filter_must_not_throw): Remove.
7103 (gimple_eh_filter_set_must_not_throw): Remove.
7104 (gimple_eh_must_not_throw_fndecl): New.
7105 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
7106 (is_gimple_resx): New.
7107 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
7108 Don't copy EH_FILTER_MUST_NOT_THROW.
7109 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
7110 * ipa-inline.c (estimate_function_body_sizes): Don't try to
7111 handle must_not_throw_labels specially.
7112 * ipa-pure-const.c (check_call): Update debug statement for LP.
7113 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
7114 * ipa-utils.c (get_base_var): Likewise.
7115 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
7116 * lower-subreg.c (move_eh_region_note): Remove.
7117 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
7118 * omp-low.c (new_omp_context): Update for eh_lp_nr.
7119 (create_task_copyfn): Likewise.
7120 (maybe_catch_exception): Use gimple_build_eh_filter.
7121 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
7122 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
7123 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
7124 and pass_lower_resx.
7125 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
7126 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
7127 can_throw_internal, can_nonlocal_goto.
7128 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
7129 copy_reg_eh_region_note_forward.
7130 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
7131 (emit_output_reload_insns): Likewise.
7132 (copy_eh_notes): Remove.
7133 * rtl.def (RESX): Remove.
7134 * rtl.h: Update declarations.
7135 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
7136 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
7137 (update_eh_label): Remove.
7138 (cleanup_dead_labels_eh): New.
7139 (cleanup_deal_labels): Use it instead of update_eh_label.
7140 (gimple_merge_blocks): Update landing pad data structure when
7141 removing a landing pad label.
7142 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
7143 test; handle GIMPLE_EH_MUST_NOT_THROW.
7144 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
7145 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
7146 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
7147 (verify_stmt): Likewise. Verify landing pads.
7148 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
7149 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
7150 (struct move_stmt_d): Add eh_map.
7151 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
7152 (move_stmt_r): Remap eh region numbers in builtin calls,
7153 resx and eh_dispatch.
7154 (move_block_to_fn): Remove eh_offset parameter. Use
7155 maybe_duplicate_eh_stmt_fn.
7156 (find_outermost_region_in_block): Operate on eh_region pointers
7157 instead of region numbers.
7158 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
7159 duplicate_eh_regions.
7160 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
7161 test earlier. Disallow EH landing pads.
7162 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
7163 * tree-flow.h: Update declarations.
7164 (struct tree_ann_common_d): Replace rn with lp_nr.
7165 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
7166 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
7167 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
7168 resx and eh_dispatch.
7169 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
7170 (copy_edges_for_bb): Use make_eh_dispatch_edges.
7171 (copy_cfg_body): Expect eh_map instead of eh_region_offset
7172 from duplicate_eh_regions.
7173 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
7174 update RESX; handle EH_DISPATCH.
7175 (expand_call_inline): Set eh_lp_nr, not eh_region.
7176 (maybe_inline_call_in_expr): Likewise.
7177 * tree-inline.h (struct copy_body_data): Replace eh_region with
7178 eh_lp_nr, eh_region_offset with eh_map.
7179 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
7180 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
7181 * tree-pretty-print.c (dump_generic_node): Don't handle
7182 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
7183 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
7184 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
7185 EXC_PTR_EXPR, FILTER_EXPR.
7186 * tree-ssa-operands.c (get_expr_operands): Likewise.
7187 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
7188 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7189 (ao_ref_init_from_vn_reference): Likewise.
7190 * tree-ssa-sink.c (statement_sink_location): Likewise.
7191 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7192 (mark_virtual_phi_result_for_renaming): Export. Tidy.
7193 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
7194 EXC_PTR_EXPR, FILTER_EXPR.
7195 (is_exception_related): Remove.
7196 (compute_avail): Don't call it.
7197 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
7198 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
7199 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
7200 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
7202 (build_resx): Remove.
7203 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
7204 * tree.h: Update declarations.
7205 (EH_FILTER_MUST_NOT_THROW): Remove.
7206 (struct tree_label_decl): Add eh_landing_pad_nr.
7207 (EH_LANDING_PAD_NR): New.
7208 * value-prof.c (gimple_ic): Tidy variable names. Update for
7209 landing pad numbers.
7210 (gimple_stringop_fixed_value): Tidy variable names. Assert
7211 that neither call stmt can throw.
7212 * vecprim.h (uchar): New.
7213 (VEC(uchar,heap), VEC(uchar,gc)): New.
7215 * c-common.c (c_define_builtins): Update call to
7216 build_common_builtin_nodes.
7217 * c-parser.c (c_parse_file): Don't call
7218 default_init_unwind_resume_libfunc.
7220 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
7222 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
7223 (mips_cprestore_address_p): Likewise.
7224 (mips_save_gp_to_cprestore_slot): Likewise.
7225 (mips_restore_gp): Rename to...
7226 (mips_restore_gp_from_cprestore_slot): ...this.
7227 (mips_must_initialize_gp_p): Declare.
7228 (mips_emit_save_slot_move): Likewise.
7229 (mips_output_load_label): Return nothing.
7230 (mips_eh_uses): Declare.
7231 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
7232 (TARGET_CPRESTORE_DIRECTIVE): New macro.
7233 (TARGET_ABSOLUTE_JUMPS): Likewise.
7234 (EH_USES): Likewise.
7235 (FIRST_PSEUDO_REGISTER): Update comment.
7236 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
7237 (MIPS_CALL): ...here.
7238 (REGISTER_NAMES): Add $cprestore.
7239 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
7240 Add load_label_length, has_inflexible_gp_insn_p,
7241 has_flexible_gp_insn_p, must_initialize_gp_p and
7242 must_restore_gp_when_clobbered_p.
7243 (mips_expand_call): Don't generate split instructions here.
7244 (mips_split_call): Update the call to mips_restore_gp after
7245 the above name change.
7246 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
7247 (mips_find_gp_ref): New function.
7248 (mips_insn_has_inflexible_gp_ref_p): Likewise.
7249 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
7250 (mips_insn_has_flexible_gp_ref_p): Likewise.
7251 (mips_cfun_has_flexible_gp_ref_p): Likewise.
7252 (mips_function_has_gp_insn): Delete.
7253 (mips_global_pointer): Drop the df_regs_ever_live_p check.
7254 Use the new functions above. Only return INVALID_REGNUM
7255 for TARGET_ABSOLUTE_JUMPS.
7256 (mips_must_initialize_gp_p): New function.
7257 (mips_get_cprestore_base_and_offset): New function, extracted from...
7258 (mips_cprestore_slot): ...here. Take a bool parameter.
7259 (mips_cfun_has_cprestore_slot_p): New function.
7260 (mips_cprestore_address_p): Likewise.
7261 (mips_save_gp_to_cprestore_slot): Likewise.
7262 (mips_restore_gp): Rename to...
7263 (mips_restore_gp_from_cprestore_slot): ...this. Assert
7264 epilogue_completed. Update the call to mips_cprestore_slot.
7265 Test cfun->machine->must_restore_gp_when_clobbered_p.
7266 (mips_direct_save_slot_move_p): New function.
7267 (mips_emit_save_slot_move): Likewise.
7268 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
7269 of cfun->machine->global_pointer.
7270 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
7271 (mips_save_reg): Use mips_emit_save_slot_move.
7272 (mips_expand_prologue): Set must_initialize_gp_p.
7273 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
7274 for all cprestore saves. Emit a use_cprestore instruction after
7275 setting up the cprestore slot.
7276 (mips_restore_reg): Use mips_emit_save_slot_move.
7277 (mips_process_load_label): New function.
7278 (mips_load_label_length): Likewise.
7279 (mips_output_load_label): Don't return asm: output it here instead.
7280 Use mips_process_load_label.
7281 (mips_adjust_insn_length): Adjust the length of branch instructions
7282 that have length MAX_PIC_BRANCH_LENGTH.
7283 (mips_output_conditional_branch): Update the call to
7284 mips_output_load_label. Assume the branch target is OPERANDS[0]
7285 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7286 (mips_output_order_conditional_branch): Swap the meaning of
7287 OPERANDS[0] and OPERANDS[1].
7288 (mips_variable_issue): Don't count ghost instructions.
7289 (mips_expand_ghost_gp_insns): New function.
7290 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7291 (mips_output_mi_thunk): Set must_initialize_gp_p.
7292 (mips_eh_uses): New function.
7293 * config/mips/predicates.md (cprestore_save_slot_operand)
7294 (cprestore_load_slot_operand): New predicates.
7295 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7296 (UNSPEC_MOVE_GP): Likewise.
7297 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7298 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7299 (CPRESTORE_SLOT_REGNUM): New register.
7300 (MAX_PIC_BRANCH_LENGTH): New constant.
7301 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7302 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7303 branches. Fix commentary.
7304 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7305 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7306 Change type to "ghost".
7307 (loadgp_absolute_<mode>): Likewise.
7308 (loadgp_rtp_<mode>): Likewise.
7309 (copygp_mips16): Likewise.
7310 (loadgp_blockage): Remove redundant mode attribute.
7311 (potential_cprestore): New instruction.
7312 (cprestore): Turn into an unspec set.
7313 (use_cprestore): New instruction.
7314 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7315 (*branch_fp_inverted): Likewise.
7316 (*branch_order<mode>): Likewise.
7317 (*branch_order<mode>_inverted): Likewise.
7318 (*branch_equality<mode>): Likewise.
7319 (*branch_equality<mode>_inverted): Likewise.
7320 (*branch_bit<bbv><mode>): Likewise.
7321 (*branch_bit<bbv><mode>_inverted): Likewise.
7322 (*branch_equality<mode>_mips16): Remove redundant mode.
7323 (jump): Turn into a define_expand.
7324 (*jump_absolute): New instruction.
7325 (*jump_pic): Likewise.
7326 (*jump_mips16): Rename previously-unnamed pattern. Remove
7327 redundant mode attribute.
7328 (restore_gp): Split on epilogue_completed rather than
7329 reload_completed. Change type to "ghost".
7330 (move_gp<mode>): New instruction.
7331 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7332 Remove redundant mode attribute.
7333 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7334 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7335 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7337 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7340 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7341 are returned in the same register (vs34 or v2) that Altivec vector
7342 types are returned in.
7343 (rs6000_libcall_value): Ditto.
7346 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7347 instead of explicit addsi3/adddi3 calls.
7348 (rs6000_split_multireg_move): Ditto.
7349 (rs6000_emit_allocate_stack): Ditto.
7350 (rs6000_emit_prologue): Ditto.
7351 (rs6000_output_mi_thunk): Ditto.
7353 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7354 size is 64 bits if we can use 64-bit registers.
7356 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7358 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7361 From Jie Zhang <jie.zhang@analog.com>:
7362 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7363 save FP and RETS with saveall attribute.
7364 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7365 with saveall attribute.
7367 * config/bfin/bfin.c (bfin_expand_builtin,
7368 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
7371 From Jie Zhang <jie.zhang@analog.com>:
7372 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
7373 before use in two places.
7374 * config/bfin/bfin.md (AREG): Define mode iterator.
7375 (reload_in, reload_out): Use mode iterator AREG.
7377 2009-09-14 Richard Guenther <rguenther@suse.de>
7380 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
7381 EH personality path.
7383 2009-09-13 Richard Guenther <rguenther@suse.de>
7384 Rafael Avila de Espindola <espindola@google.com>
7386 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
7387 (LANG_HOOKS_EH_PERSONALITY): Likewise.
7388 (LANG_HOOKS_INITIALIZER): Adjust.
7389 (lhd_pass_through_t): Declare.
7390 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
7392 * langhooks.c (lhd_pass_through_t): New function.
7393 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
7394 dwarf2out_begin_prologue): Use personality from current_function_decl.
7395 * expr.h (get_personality_function): Declare.
7396 * expr.c (get_personality_function): New function.
7397 (build_personality_function): Likewise.
7398 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
7399 (eh_personality_libfunc): Remove.
7400 * optabs.c (build_libfunc_function): New function split out from ...
7401 (init_one_libfunc): ... here.
7402 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7403 (tree_function_decl): Add personality.
7404 (lhd_gcc_personality): Declare.
7405 (build_personality_function): Likewise.
7406 * tree.c (gcc_eh_personality_decl): New.
7407 (lhd_gcc_personality): New function.
7408 * except.h (lang_eh_runtime_type): Remove.
7409 (enum eh_personality_kind): New.
7410 (build_personality_function): Declare.
7411 (function_needs_eh_personality): Declare.
7412 * except.c (lang_eh_runtime_type): Remove.
7413 (function_needs_eh_personality): New function.
7414 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7415 (sjlj_emit_function_enter, output_function_exception_table):
7416 Use personality from current_function_decl.
7417 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7418 * tree-inline.c (tree_can_inline_p): Do not inline across different
7420 (expand_call_inline): Likewise. Adjust the callers EH personality.
7421 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7422 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7423 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7424 (c-parser.o): Likewise
7425 * c-tree.h (c_eh_initialized_p): Remove.
7426 (c_maybe_initialize_eh): Likewise.
7427 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7428 (finish_decl): Don't call c_maybe_initialize_eh.
7429 (c_eh_initialized_p): Remove.
7430 (c_maybe_initialize_eh): Likewise.
7431 * c-parser.c (c_parser_omp_construct): Likewise.
7432 (c_parse_file): Initialize exception handling.
7434 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7436 * config.gcc (tm_file): Remove i386/biarch32.h
7437 for i?86-w64-mingw* case.
7438 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7440 * config.host: Set for x64 mingw the option
7441 use_long_long_for_widest_fast_int to yes.
7443 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7445 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7446 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7447 (dbxout_begin_function): Likewise.
7448 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7449 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7450 set on the function.
7451 (final_end_function): Likewise.
7452 (final_scan_insn): Likewise.
7453 (rest_of_handle_final): Likewise.
7454 * varasm.c (assemble_start_function): Likewise.
7455 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7457 2009-09-12 Jason Merrill <jason@redhat.com>
7459 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7460 * opts.c (common_handle_option): constify.
7462 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7464 * doc/install.texi (avr): Remove obsolete reference site.
7466 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7468 * doc/install.texi (Binaries): Adjust AIX link.
7470 2009-09-12 Akim Demaille <demaille@gostai.com>
7472 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7473 Use an imperative sentence.
7475 2009-09-11 Richard Henderson <rth@redhat.com>
7477 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7478 structure-name and has-tree-operands arguments; update all entries.
7479 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7481 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7482 (gsstruct_code_size): New.
7483 (gss_for_code_): New.
7484 (gss_for_code): Remove.
7485 (gimple_size): Rewrite using gsstruct_code_size.
7486 (gimple_statement_structure): Move to gimple.h.
7487 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7488 (gss_for_code, gimple_statement_structure): New.
7489 (gimple_ops): Use new arrays; tidy.
7491 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7493 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7494 operand to be a PLUS expression.
7495 * config/pa/pa.c (pa_secondary_reload): Likewise.
7497 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7499 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7501 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7504 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7506 From Jie Zhang <jie.zhang@analog.com>:
7507 * doc/extend.texi (node Function Attributes): Document l2
7509 (node Blackfin Variable Attributes): Document l2 variable attributes.
7511 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7513 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7514 to match the system compiler's configuration at inflection point.
7515 Add comment to remark a remaining difference with system compiler.
7517 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7518 * configure: Regenerate.
7520 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7522 From Jie Zhang <jie.zhang@analog.com>:
7523 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7524 (bfin_handle_l2_attribute): New.
7525 (bfin_attribute_table): Add l2 attribute.
7527 2009-09-11 Michael Matz <matz@suse.de>
7530 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7531 on the local_decls list.
7533 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7537 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7539 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7540 for VALUEs, to implement the documented interface.
7541 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7542 Adjust for VALUEs and anything else, to implement the
7543 documented interface.
7545 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7547 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7548 with actual SPE/paired vector modes before using 64-bit alignment.
7549 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7551 2009-09-10 DJ Delorie <dj@redhat.com>
7553 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7556 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7557 * config/mep/mep.c (mep_legitimate_constant_p): New.
7558 * config/mep/mep-protos.h: Prototype it.
7560 2009-09-10 Richard Henderson <rth@redhat.com>
7562 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7564 2009-09-10 Jason Merrill <jason@redhat.com>
7566 * tree.c (chain_index): New fn.
7567 * tree.h: Declare it.
7569 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7571 * config/sol2-c.c (cmn_err_length_specs): Initialize
7572 scalar_identity_flag.
7574 2009-09-10 Richard Henderson <rth@redhat.com>
7576 * tree.h (struct tree_decl_common): Move align member earlier;
7577 move label_decl_uid member ...
7578 (struct tree_label_decl): ... here.
7579 (LABEL_DECL_UID): Update to match.
7581 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7584 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7585 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7587 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7588 dest_prev if the edge is complex.
7590 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7592 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7593 loop latch tests earlier.
7595 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7596 before GIMPLE_RETURN, not after its predecessor; insert
7599 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7600 gimple_seq_empty_p to test for no PHI nodes.
7601 * tree-cfg.c (split_critical_edges): Likewise.
7603 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7605 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7607 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7608 introduced by the VTA branch merge.
7610 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7612 * ira-conflicts.c: Use fputs or putc instead of fprintf
7616 * tree-switch-conversion.c: Ditto.
7618 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7620 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7621 introduced by the VTA branch merge.
7623 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7626 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7628 PR rtl-optimization/39779
7629 * expr.c (convert_modes): Return when mode == oldmode after
7630 CONST_INTs are processed.
7632 2009-09-10 Nick Clifton <nickc@redhat.com>
7634 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7635 attribute and referring decl when creating renamed symbol.
7637 2009-09-10 Richard Guenther <rguenther@suse.de>
7640 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7642 (cgraph_finalize_compilation_unit): Compute reachability
7643 before emitting thunks. Properly process aliases before
7644 possibly removing unreachable nodes.
7646 2009-09-10 Richard Guenther <rguenther@suse.de>
7649 * tree.c (struct free_lang_data_d): Add worklist member.
7650 (find_decls_types_r): Push onto the worklist instead of recursing.
7651 Handle TREE_BINFOs properly.
7652 (find_decls_types): New function wrapped around find_decls_types_r
7653 to process the worklist.
7654 (find_decls_types_in_eh_region): Use it.
7655 (find_decls_types_in_node): Likewise.
7656 (find_decls_types_in_var): Likewise.
7657 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7658 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7659 (AGGREGATE_TYPE_P): Adjust.
7661 2009-09-09 Jason Merrill <jason@redhat.com>
7663 * configure.ac: Check glibc version even if we have an in-tree
7666 2009-09-09 Anthony Green <green@moxielogic.com>
7668 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7669 the constant 0 when appropriate.
7670 * config/moxie/constraints.md: Add constraint O.
7672 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7673 to pass up to 6 32-bit argument values in registers.
7674 (moxie_function_arg): Ditto.
7675 (moxie_arg_partial_bytes): Ditto.
7676 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7677 (REG_PARM_STACK_SPACE): Ditto.
7678 (FUNCTION_ARG_REGNO_P): Ditto.
7680 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7681 instruction to allocate stack space.
7683 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7685 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7686 unnecessarily stringent constraints. Fix address
7687 calculation in the splitters.
7689 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7691 PR rtl-optimization/39779
7692 * expr.c (convert_modes): Return when mode == oldmode after
7693 CONST_INTs are processed.
7695 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7698 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7699 (ix86_expand_prologue): Take frame.padding0 into logic of
7701 (ix86_expand_epilogue): Likewise.
7703 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7705 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7707 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7708 * config/t-slibgcc-libgcc: New file.
7709 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7711 2009-09-09 Martin Jambor <mjambor@suse.cz>
7713 PR tree-optimization/41089
7714 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7717 2009-09-09 Richard Henderson <rth@redhat.com>
7719 * gimple.h (CASE_GIMPLE_OMP): New.
7720 (is_gimple_omp): Use it.
7721 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7722 (verify_gimple_debug): Likewise.
7724 2009-09-09 Richard Guenther <rguenther@suse.de>
7726 PR tree-optimization/41101
7727 * tree-ssa-pre.c (maximal_set): Remove.
7728 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7729 Defer all blocks we didn't visit at least one successor.
7730 (add_to_exp_gen): Do not add to the maximal set.
7731 (make_values_for_phi): Likewise.
7732 (compute_avail): Likewise.
7733 (init_pre): Do not allocate the maximal set.
7734 (execute_pre): Do not dump it.
7736 2009-09-09 Martin Jambor <mjambor@suse.cz>
7738 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7739 an SSA_NAME rather than a is_gimple_variable.
7741 2009-09-09 Richard Guenther <rguenther@suse.de>
7744 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7745 code dealing with plain pointer bases.
7746 (maybe_fold_offset_to_reference): Likewise.
7747 (maybe_fold_stmt_addition): Adjust.
7749 2009-09-09 Richard Guenther <rguenther@suse.de>
7751 * tree.c (free_lang_data_in_type): Do not free the type variant
7753 (free_lang_data): Merge char_type_node with its properly signed
7755 (pass_ipa_free): Collect after freeing language specific data.
7757 2009-09-09 Michael Matz <matz@suse.de>
7760 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7761 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7762 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7765 2009-09-08 DJ Delorie <dj@redhat.com>
7767 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7769 2009-09-04 Jason Merrill <jason@redhat.com>
7771 * tree.c (tree_find_value): Remove.
7772 * tree.h: Remove prototype.
7773 * varasm.c (assemble_external): Use value_member instead.
7775 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7777 * toplev.c (process_options): Choose default debugging type when
7778 gtoggle enables debug info and type is unset.
7780 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7784 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7787 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7789 * configure: Rebuilt with modified libtool.m4.
7791 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7796 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7798 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7800 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7801 (remove_statement): Likewise.
7802 (rewrite_use_nonlinear_expr): Adjust.
7803 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7804 * tree-ssa.c (release_defs_bitset): ... this. New.
7805 * tree-flow.h (release_defs_bitset): Declare.
7807 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7810 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7811 in the middle block.
7813 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7815 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7816 via intptr_t to long type.
7817 (insert_operand_rank): Cast long type via intptr_t to
7819 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7821 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7822 from pointer to unsigned via uintptr_t.
7824 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7825 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7827 * configure: Regenerated.
7828 * config.in: Regenerated
7829 * system.h (stdint.h): Add include.
7830 (inttypes.h): Likewise.
7831 * Makefile.in (aclocal): Add config/stdint.m4.
7832 * aclocal.m4: Regenerated.
7834 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7836 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7838 (note_np_check_stores): New function.
7839 (harmless_null_pointer_p): New function.
7840 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7841 changed. Take into account whether we're in the shadow of a condjump
7842 that tested NP_REG for NULL.
7843 Lose all code that tested for SEQUENCEs.
7844 (workaround_speculation): Avoid inserting NOPs for loads that are
7845 either always executed or a NULL pointer.
7847 2009-09-08 Jan Hubicka <jh@suse.cz>
7849 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7850 * params.def (early-inlining-insns): Likewise.
7852 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7854 PR rtl-optimization/41239
7855 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7856 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7858 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7859 across calls, as the calls might not always return normally.
7860 (call_may_noreturn_p): New function.
7861 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7862 (init_deps): Initialize it.
7863 (remove_from_deps): Also remove calls from
7864 last_function_call_may_noreturn list.
7866 2009-09-07 Richard Henderson <rth@redhat.com>
7868 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7869 more VR->OPERANDS than LHS operands. Free LHS before returning.
7871 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7873 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7874 (attr "addrtype"): New member "spreg".
7875 Use it if mem_spfp_address_operand is true for the address.
7876 (attr "type"): New entry "stall".
7877 (cpu_unit "load"): New.
7878 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7880 (insn_reservation "loadsp"): New.
7881 (insn_reservation "load_stall1"): New.
7882 (insn_reservation "load_stall3"): New.
7884 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7885 (mem_p_address_operand): Exclude stack and frame pointer based
7887 (mem_spfp_address_operand): New; match them here.
7888 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7889 (bfin_reorg): Call it if scheduling insns.
7890 (bfin_gen_bundles): Remove dummy insns created by
7891 add_sched_insns_for_speculation.
7893 From Jie Zhang <jie.zhang@analog.com>:
7894 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7895 bfin_si_revision, bfin_workarounds): Move these ...
7896 * config/bfin/bfin.h: ... here.
7898 From Mike Frysinger <michael.frysinger@analog.com>
7899 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7900 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7901 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7902 bf547m, bf548m, and bf549m.
7903 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7904 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7905 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7906 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7907 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7908 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7909 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7910 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7911 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7912 bf542m, bf544m, bf547m, bf548m, and bf549m.
7914 From Jie Zhang <jie.zhang@analog.com>:
7915 * config/bfin/predicates.md (p_register_operand): New predicate.
7916 (dp_register_operand): New predicate.
7917 * config/bfin/bfin-protos.h (WA_05000074): Define.
7918 (ENABLE_WA_05000074): Define.
7919 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7920 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7921 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7922 (define_attr addrtype): Allow load/store register to be P register.
7923 (define_attr storereg): New.
7924 (define_cpu_unit anomaly_05000074): New.
7925 (define_insn_reservation dsp32shiftimm): New.
7926 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7927 (define_insn_reservation loadp): Cannot use slot2.
7928 (define_insn_reservation loadsp): Cannot use slot2.
7929 (define_insn_reservation storep): Cannot use slot2. Does not
7930 apply when working around 05000074.
7931 (define_insn_reservation storep_anomaly_05000074): New.
7932 (define_insn_reservation storei): Does not apply when working
7934 (define_insn_reservation storei_anomaly_05000074): New.
7935 (define_attr length): Add dsp32shiftimm case.
7936 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7937 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7938 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7939 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7940 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7942 2009-09-07 Martin Jambor <mjambor@suse.cz>
7945 * tree-sra.c (create_artificial_child_access): Return NULL if
7946 build_ref_for_offset fails.
7947 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7948 and create_artificial_child_access to fail.
7950 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7953 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7954 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7955 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7957 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7959 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7960 block, ensure it has an exit edge. Emit a barrier after a jump.
7962 2009-09-07 Nick Clifton <nickc@redhat.com>
7964 * gcc.c (this_is_linker_script): New variable. Like
7965 this_is_library_file but for the %T constructor.
7966 (end_going_arg): If this_is_linker_script is set then locate the
7967 script and insert a --script switch before it
7968 (do_spec_2): Initialise this_is_linker_script.
7969 (do_spec_1): Likewise. Handle %T construct.
7970 (eval_spec_function): Preserve this_is_linker_script.
7971 * doc/invoke.texi: Document %T construct in spec files.
7972 * config/m32c/m32c.h (LIB_SPEC): Use it.
7974 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7976 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7977 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7978 when volatile flag is set.
7979 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7981 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7984 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7985 (combine_stack_adjustments_for_block): Allow insns between stack
7986 adjustments and stores with corresponding pre-(dec|inc)rement or
7987 pre-modify operation.
7989 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7992 * combine-stack-adj.c (struct csa_memlist): Rename to...
7993 (struct csa_reflist): ... this. Rename mem field to ref.
7994 (free_csa_memlist): Rename to...
7995 (free_csa_reflist): ... this.
7996 (record_one_stack_memref): Rename to...
7997 (record_one_stack_ref): ... this. Handle also REG_P.
7998 (try_apply_stack_adjustment): Handle also REG_P.
7999 (struct record_stack_memrefs_data): Rename to...
8000 (struct record_stack_refs_data): ... this. Rename memlist field to
8002 (record_stack_memrefs): Rename to...
8003 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
8004 subexpressions instead of failing when a MEM contains SP references.
8005 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
8006 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
8008 2009-09-06 Richard Guenther <rguenther@suse.de>
8011 * tree.c (build_array_type): Do not record types marked
8012 with structural equality in the canonical type hashtable.
8014 2009-09-06 Richard Guenther <rguenther@suse.de>
8017 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
8019 2009-09-05 Richard Guenther <rguenther@suse.de>
8022 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
8024 2009-09-05 Richard Guenther <rguenther@suse.de>
8027 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
8029 2009-09-05 Richard Guenther <rguenther@suse.de>
8032 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
8033 before comparing function argument types.
8035 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8038 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
8041 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8044 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8046 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8047 locators before emit_insn is called.
8049 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
8052 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
8053 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
8054 (reginfo_init): Don't call allocate_reg_info.
8056 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
8059 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
8060 NONDEBUG_INSN_P instead of INSN_P.
8062 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8065 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
8067 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8070 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
8071 pattern of the split.
8073 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8075 * toplev.c (process_options): Move setter of flag_var_tracking
8076 before other tests that depend on it. Move down setter of
8077 flag_rename_registers. Don't enable var-tracking-assignments
8078 by default if selective scheduling is enabled. Warn if both
8081 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
8083 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
8084 comment. Use switch statement to catch overlaps between rtx
8085 and tree codes. Accept FUNCTION_DECLs in addition to those in...
8086 (IS_DECL_CODE): ... here. Remove.
8087 (check_value_is_not_decl): Remove.
8088 (dv_from_decl, dv_from_value): Check after conversion.
8090 2009-09-04 Richard Guenther <rguenther@suse.de>
8093 * (cgraph_finalize_compilation_unit): Move finalizing aliases
8094 after emitting tunks. Move emitting thunks and ctors from ...
8095 (cgraph_optimize): ... here. Remove redundant
8096 cgraph_analyze_functions.
8097 * varasm.c (find_decl_and_mark_needed): Remove no longer
8099 (finish_aliases_1): Adjust check for thunk aliases.
8101 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
8103 * config/arm/arm.md (ctzsi2): Added braces
8104 to avoid warning that broke booststrap.
8106 2009-09-04 Martin Jambor <mjambor@suse.cz>
8108 PR tree-optimization/41112
8109 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
8110 handle variable-bounded arrays.
8111 (expr_with_var_bounded_array_refs_p): New function.
8112 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
8114 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
8116 * config/s390/2097.md: Removed two incorrect bypasses.
8117 (z10_fsimpdf): Fixed latency.
8118 (z10_fhex): New insn_reservation.
8119 (z10_floaddf): Fixed latency.
8120 (z10_floadsf): Fixed latency.
8121 (z10_ftrunctf): Fixed latency.
8122 (z10_ftruncdf): Fixed latency.
8123 * config/s390/s390.c (z10_cost): Fixed values.
8124 (s390_adjust_priority): Added z10 path.
8125 * config/s390/s390.md (type): Added fhex.
8126 (*mov<mode>_64dfp): Updated type attribute.
8127 (*mov<mode>_64): Updated type attribute.
8128 (*mov<mode>_31): Updated type attribute.
8129 (*mov<mode>"): Likewise.
8130 * config/s390/2084.md (x_fsimpdf): Updated condition.
8132 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
8134 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
8135 RTXs in the predicate for operand 1.
8137 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
8139 * config/arm/arm.md (UNSPEC_RBIT): New constant.
8140 (rbitsi2): New insn.
8141 (ctzsi2): New expand.
8142 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
8144 2009-09-03 Martin Jambor <mjambor@suse.cz>
8146 * tree-sra.c (duplicate_expr_for_different_base): Removed.
8147 (create_artificial_child_access): Use build_ref_for_offset instead
8148 of duplicate_expr_for_different_base.
8149 (propagate_subacesses_accross_link): Likewise.
8151 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
8153 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
8155 (mips16e_collect_argument_saves): Skip debug instructions.
8156 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
8157 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
8158 (r10k_insert_cache_barriers): Likewise.
8159 (mips_reorg_process_insns): Likewise.
8161 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
8164 * ira.c (update_equiv_reg): Remove check on class likely spill.
8166 2009-09-03 Jakub Jelinek <jakub@redhat.com>
8169 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
8170 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
8174 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
8175 the stack slot if it is passed by invisible reference.
8176 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
8177 by invisible reference.
8179 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
8181 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8182 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8183 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
8185 * config/bfin/sync.md: New file.
8186 * config/bfin/bfin.md: Include it.
8187 (UNSPEC_ATOMIC): New.
8188 (UNSPEC_ONES): Provide a unique number.
8190 From Jie Zhang <jie.zhang@analog.com>:
8191 * config/bfin/bfin.c (ret_regs): New.
8192 (must_save_fp_p): Don't return true because of frame_pointer_needed.
8193 (must_save_rets_p): New.
8194 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
8195 current_function_is_leaf.
8196 (do_link): Likewise.
8197 (do_unlink): Likewise.
8198 (expand_interrupt_handler_prologue): Use ret_regs array.
8199 (expand_interrupt_handler_epilogue): Use ret_regs array and
8200 pass return register to gen_return_internal.
8201 (bfin_expand_epilogue): Pass return register to
8202 gen_return_internal.
8203 (bfin_expand_call): Explicitly clobber RETS.
8204 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
8205 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
8206 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
8207 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
8209 (return_internal): Take a reg rtx rather than the register number.
8211 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
8213 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
8214 when comparing against estimated_loop_iterations_int return.
8216 2009-09-03 Richard Guenther <rguenther@suse.de>
8218 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8219 eh_personality_libfunc.
8221 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8223 * tree-parloops.c (separate_decls_in_region): Add space.
8225 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8227 * tree-parloops.c (separate_decls_in_region): Change the condition
8228 checking if there are reductions in the loop.
8230 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8232 PR tree-optimization/38275
8233 * tree-parloops.c (parallelize_loops): Replace profitability condition
8234 for expected number of iterations.
8236 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8238 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
8239 (bootstrap-debug): Explain conditions in which it becomes default.
8240 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
8243 2009-09-03 Namhyung Kim <namhyung@gmail.com>
8245 * doc/invoke.texi (Optimize Options): Move
8246 -finline-small-functions to the -O2 list.
8248 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8250 * toplev.c (process_options): Enable var-tracking-assignments
8251 by default if var-tracking is enabled.
8253 2009-09-02 David Daney <ddaney@caviumnetworks.com>
8255 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
8257 * emit-rtl.c (prev_nonnote_insn_bb): New function.
8258 * rtl.h (prev_nonnote_insn_bb): Declare it.
8260 2009-09-03 Diego Novillo <dnovillo@google.com>
8262 * cgraph.c (cgraph_node_for_decl): New.
8263 * cgraph.h (cgraph_node_for_decl): Declare.
8264 * tree.c (host_integerp): Return 0 if T is NULL.
8266 2009-09-03 Diego Novillo <dnovillo@google.com>
8268 * tree.h (struct alias_pair): Move from varasm.c.
8269 (alias_pairs): Likewise.
8270 (TYPE_MAXVAL): Define.
8271 (TYPE_MINVAL): Define.
8272 (iterative_hash_host_wide_int): Declare.
8273 (remove_unreachable_alias_pairs): Declare.
8274 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8275 * diagnostic.c (default_diagnostic_starter): Make extern.
8276 (default_diagnostic_finalizer): Make extern.
8277 * diagnostic.h (default_diagnostic_starter): Declare.
8278 (default_diagnostic_finalizer): Declare.
8279 (default_tree_printer): Declare.
8280 * toplev.c (default_tree_printer): Make extern.
8282 2009-09-03 Richard Guenther <rguenther@suse.de>
8283 Diego Novillo <dnovillo@google.com>
8285 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8286 * cgraphunit.c (cgraph_expand_function): Do not emit
8287 associated thunks from here.
8288 (cgraph_emit_thunks): New.
8289 (cgraph_optimize): Call it.
8290 Return if any IPA pass finds an error.
8291 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8294 2009-09-03 Simon Baldwin <simonb@google.com>
8295 Rafael Espindola <espindola@google.com>
8296 Richard Guenther <rguenther@suse.de>
8297 Doug Kwan <dougkwan@google.com>
8298 Diego Novillo <dnovillo@google.com>
8300 * tree.c: Include tree-pass.h, langhooks-def.h,
8301 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8302 (free_lang_data_in_type): New.
8303 (need_assembler_name_p): New.
8304 (free_lang_data_in_block): New.
8305 (free_lang_data_in_decl): New.
8306 (struct free_lang_data_d): New.
8307 (add_tree_to_fld_list): New.
8308 (find_decls_types_r): New.
8309 (get_eh_types_for_runtime): New.
8310 (find_decls_types_in_eh_region): New.
8311 (find_decls_types_in_node): New.
8312 (find_decls_types_in_var): New.
8313 (free_lang_data_in_cgraph): New.
8314 (free_lang_data): New.
8315 (gate_free_lang_data): New.
8316 (pass_ipa_free_lang_data): New.
8318 2009-09-03 Diego Novillo <dnovillo@google.com>
8320 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8321 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8322 (lang_hooks): Remove const qualifier.
8323 * ipa.c (cgraph_remove_unreachable_nodes): Call
8324 remove_unreachable_alias_pairs.
8325 * except.c (add_type_for_runtime): Check if TYPE has
8326 already been converted.
8327 (lookup_type_for_runtime): Likewise.
8328 (check_handled): Handle converted types.
8329 * varasm.c (remove_unreachable_alias_pairs): New.
8330 * gimple.c: Include demangle.h.
8331 (gimple_decl_printable_name): New.
8332 (gimple_fold_obj_type_ref): New.
8333 * gimple.h (gimple_decl_printable_name): Declare.
8334 (gimple_fold_obj_type_ref): Declare.
8335 * passes.c (init_optimization_passes): Add pass
8336 pass_ipa_free_lang_data.
8337 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8338 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8340 2009-09-03 Diego Novillo <dnovillo@google.com>
8342 * c-lang.c (lang_hooks): Remove const qualifier.
8344 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8346 * doc/install.texi (*-*-freebsd*): Update target information.
8348 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8350 * hard-reg-set.h (call_fixed_regs): Remove.
8351 * reginfo.c (call_fixed_regs): Remove.
8352 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8353 (globalize_reg): Don't use call_fixed_regs.
8354 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8357 2009-09-01 Michael Matz <matz@suse.de>
8359 * expr.h (emit_storent_insn, expand_expr_real_1,
8360 expand_expr_real_2): Declare.
8361 * expr.c (emit_storent_insn, expand_expr_real_1,
8362 expand_expr_real_2): Export.
8363 (store_expr): Setting and evaluating dont_return_target is useless.
8364 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8365 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
8366 * except.c (expand_resx_expr): Rename to ...
8367 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
8368 * except.h (expand_resx_stmt): Declare.
8369 * stmt.c: Add include gimple.h
8370 (expand_asm_expr): Rename to ...
8371 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
8372 (expand_case): Rewrite to take gimple statement.
8373 * tree.h (expand_asm_stmt): Declare.
8374 (expand_case): Change prototype.
8375 * Makefile.in (stmt.o): Depend on gimple.h.
8376 * builtins.c (expand_builtin_synchronize): Build gimple asm
8377 statement, not an ASM_EXPR.
8378 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
8379 gimple_to_tree, release_stmt_tree): Remove.
8380 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
8381 ggc_free, but hold comparison code and operands separately.
8382 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
8383 (expand_call_stmt, expand_gimple_stmt_1,
8384 expand_gimple_stmt): New helpers.
8385 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
8386 release_stmt_tree. Call expand_gimple_stmt instead.
8387 (expand_gimple_basic_block): Ditto.
8389 * calls.c (emit_call_1): Don't look at EH regions here, make
8390 fntree parameter useless.
8391 (expand_call): New local rettype for TREE_TYPE(exp), use it
8392 throughout. Remove local p, use addr instead.
8393 Don't look at EH regions here.
8395 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
8397 * doc/invoke.texi (-fsched-pressure): Document it.
8398 (-fsched-reg-pressure-heuristic): Remove it.
8400 * reload.c (ira.h): Include.
8401 (find_reloads): Add choosing reload on number of small spilled
8404 * haifa-sched.c (ira.h): Include.
8405 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8406 saved_reg_pressure, curr_reg_live, saved_reg_live,
8407 region_ref_regs): New variables.
8408 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8409 initiate_reg_pressure_info, setup_ref_regs,
8410 initiate_bb_reg_pressure_info, save_reg_pressure,
8411 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8413 (setup_insn_reg_pressure_info): New function.
8414 (rank_for_schedule): Add pressure checking and insn issue time.
8415 Remove comparison of insn reg weights.
8416 (ready_sort): Set insn reg pressure info.
8417 (update_register_pressure, setup_insn_max_reg_pressure,
8418 update_reg_and_insn_max_reg_pressure,
8419 sched_setup_bb_reg_pressure_info): New functions.
8420 (schedule_insn): Add code for printing and updating reg pressure info.
8421 (find_set_reg_weight, find_insn_reg_weight): Remove.
8422 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8423 (debug_ready_list): Print reg pressure info.
8424 (schedule_block): Ditto. Check insn issue time.
8425 (sched_init): Set up sched_pressure_p. Allocate and set up some
8426 reg pressure related info.
8427 (sched_finish): Free some reg pressure related info.
8428 (fix_tick_ready): Make insn always ready if pressure_p.
8429 (init_h_i_d): Don't call find_insn_reg_weight.
8430 (haifa_finish_h_i_d): Free insn reg pressure info.
8432 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8433 ira_memory_move_cost, ira_class_hard_regs,
8434 ira_class_hard_regs_num, ira_no_alloc_regs,
8435 ira_available_class_regs, ira_reg_class_cover_size,
8436 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8438 * ira-lives.c (single_reg_class): Check mode to find how many
8439 registers are necessary for operand.
8440 (ira_implicitly_set_insn_hard_regs): New.
8442 * common.opt (fsched-pressure): New options.
8443 (fsched-reg-pressure-heuristic): Remove.
8445 * ira.c (setup_eliminable_regset): Rename to
8446 ira_setup_eliminable_regset. Make it external.
8447 (expand_reg_info): Pass cover class to setup_reg_classes.
8448 (ira): Call resize_reg_info instead of allocate_reg_info.
8450 * sched-deps.c: Include ira.h.
8451 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8452 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8453 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8454 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8455 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8456 mark_insn_reg_store, mark_insn_reg_clobber,
8457 setup_insn_reg_pressure_info): New.
8458 (sched_analyze_1): Update implicit_reg_pending_uses.
8459 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8460 Use them to create dependencies. Set insn reg uses and pressure
8461 info. Process reg_pending_uses in one place.
8462 (free_deps): Free implicit sets.
8463 (remove_from_deps): Remove implicit sets if necessary. Check
8464 implicit sets when clearing reg_last_in_use.
8465 (init_deps_global): Clear implicit_reg_pending_clobbers and
8466 implicit_reg_pending_uses.
8468 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8469 ira_memory_move_cost, ira_class_hard_regs,
8470 ira_class_hard_regs_num, ira_no_alloc_regs,
8471 ira_available_class_regs, ira_reg_class_cover_size,
8472 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8473 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8474 ira_implicitly_set_insn_hard_regs): New prototypes.
8476 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8477 cost_elements_num): New variables.
8478 (allocno_costs, total_costs): Rename to costs and
8479 total_allocno_costs.
8480 (COSTS_OF_ALLOCNO): Rename to COSTS.
8481 (allocno_pref): Rename to pref.
8482 (allocno_pref_buffer): Rename to pref_buffer.
8483 (common_classes): Rename to regno_cover_class.
8485 (record_reg_classes): Set allocno attributes only if allocno_p.
8486 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8487 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8488 and COSTS_OF_ALLOCNO.
8489 (print_costs): Rename to print_allocno_costs.
8490 (print_pseudo_costs): New.
8491 (process_bb_node_for_costs): Split into 2 functions with new
8492 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8493 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8494 new parameter dump_file. Use cost_elements_num instead of
8495 ira_allocnos_num. Make one iteration if preferred classes were
8496 already calculated for scheduler. Make 2 versions of code
8497 depending on allocno_p.
8498 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8499 regno_cover_class and COSTS instead of common_classes and
8501 (init_costs, finish_costs): New.
8502 (ira_costs): Set up allocno_p and cost_elements_num. Call
8503 init_costs and finish_costs.
8504 (ira_set_pseudo_classes): New.
8506 * rtl.h (allocate_reg_info): Remove.
8507 (resize_reg_info): Change return type.
8508 (reg_cover_class): New.
8509 (setup_reg_classes): Add new parameter.
8511 * sched-int.h (struct deps_reg): New member implicit_sets.
8512 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8513 (INCREASE_BITS): New macro.
8514 (struct reg_pressure_data, struct reg_use_data): New.
8515 (struct _haifa_insn_data): Remove reg_weight. Add members
8516 reg_pressure, reg_use_list, reg_set_list, and
8517 reg_pressure_excess_cost_change.
8518 (struct deps): New member implicit_sets.
8519 (pressure_p): New variable.
8520 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8521 (struct reg_pressure_data, struct reg_use_data): New.
8522 (INSN_REG_WEIGHT): Remove.
8523 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8524 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8525 (sched_init_region_reg_pressure_info,
8526 sched_setup_bb_reg_pressure_info): New prototypes.
8528 * reginfo.c (struct reg_pref): New member coverclass.
8529 (reg_cover_class): New function.
8530 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8531 (reg_info_size): New variable.
8532 (allocate_reg_info): Make static. Setup reg_info_size.
8533 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8534 (setup_reg_classes): Add a new parameter. Setup cover class too.
8536 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8539 * sched-rgn.c (deps_join): Set up implicit_sets.
8540 (schedule_region): Set up region and basic blocks pressure
8543 * passes.c (init_optimization_passes): Move
8544 pass_subregs_of_mode_init before pass_sched.
8546 2009-09-02 Martin Jambor <mjambor@suse.cz>
8548 * tree-sra.c (struct access): New field grp_hint.
8549 (dump_access): Dump grp_hint.
8550 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8552 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8553 those which have been specifically read and somehow written to.
8554 (propagate_subacesses_accross_link): Set grp_hint of right child and
8555 also possibly of the left child.
8557 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8559 * tree-object-size.c (addr_object_size): Always use object_size_type
8560 0 or 2 when determining the pointer pointed object size.
8562 2009-09-02 Richard Guenther <rguenther@suse.de>
8565 2009-08-31 Richard Guenther <rguenther@suse.de>
8567 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8568 to query if the memory regions for memmove overlap.
8569 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8570 asserts on pointers, instead deal with odd trees.
8571 (ptr_derefs_may_alias_p): Likewise.
8572 (refs_may_alias_p_1): Constructor bases also never alias.
8574 2009-08-01 Christian Bruel <christian.bruel@st.com>
8577 2009-07-31 Christian Bruel <christian.bruel@st.com>
8578 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8580 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8582 * doc/invoke.texi (-fvar-tracking-assignments): New.
8583 (-fvar-tracking-assignments-toggle): New.
8584 (-fdump-final-insns=file): Mark filename as optional.
8585 (--param min-nondebug-insn-uid): New.
8586 (-gdwarf-@{version}): Mention version 4.
8587 * opts.c (common_handle_option): Accept it.
8588 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8589 * regrename.c (regrename_optimize): Drop last. Don't count debug
8590 insns as uses. Don't reject change because of debug insn.
8591 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8592 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8593 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8594 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8595 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8596 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8597 * doc/gimple.texi (is_gimple_debug): New.
8598 (gimple_debug_bind_p): New.
8599 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8600 * doc/install.texi (bootstrap-debug): More details.
8601 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8602 (bootstrap-debug-lib): More details.
8603 (bootstrap-debug-ckovw): Update.
8604 (bootstrap-time): New.
8605 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8606 (insert_phi_nodes_for): Insert debug stmts.
8607 (rewrite_stmt): Take iterator. Insert debug stmts.
8608 (rewrite_enter_block): Adjust.
8609 (maybe_replace_use_in_debug_stmt): New.
8610 (rewrite_update_stmt): Use it.
8611 (mark_use_interesting): Return early for debug stmts.
8612 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8613 stmts before replacing stmt.
8614 (move_computations_stmt): Likewise.
8615 * ira-conflicts.c (add_copies): Skip debug insns.
8616 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8617 (regstat_bb_compute_ri): Skip debug insns.
8618 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8619 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8620 check_loop_closed_ssa_stmt): Skip debug stmts.
8621 * tree-tailcall.c (find_tail_calls): Likewise.
8622 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8623 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8624 (build_var_debug_value_stat): Declare.
8625 (build_var_debug_value): Define.
8626 (target_for_debug_bind): Declare.
8627 * reload.c (find_equiv_reg): Skip debug insns.
8628 * rtlanal.c (reg_used_between_p): Skip debug insns.
8629 (side_effects_p): Likewise.
8630 (canonicalize_condition): Likewise.
8631 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8632 insns never depend on debug insns.
8633 (create_ddg_dep_no_link): Likewise.
8634 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8635 Don't add inter-loop dependencies for debug insns.
8636 (build_intra_loop_deps): Likewise.
8637 (create_ddg): Count debug insns.
8638 * ddg.h (struct ddg::num_debug): New.
8639 (num_backargs): Pair up with previous int field.
8640 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8641 -fcompare-debug-second.
8642 * final.c (get_attr_length_1): Skip debug insns.
8643 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8644 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8645 (driver_self_specs): Map -fdump-final-insns to
8646 -fdump-final-insns=..
8647 (get_local_tick): New.
8648 (compare_debug_dump_opt_spec_function): Test for . argument and
8649 compute output name. Compute temp output spec without flag name.
8650 Compute -frandom-seed.
8651 (OPT): Undef after use.
8652 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8653 (average_num_loop_insns): Likewise.
8654 * params.h (MIN_NONDEBUG_INSN_UID): New.
8655 * gimple.def (GIMPLE_DEBUG): New.
8656 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8657 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8658 (merge_in_block): Fix whitespace.
8659 * toplev.c (flag_var_tracking): Update comment.
8660 (flag_var_tracking_assignments): New.
8661 (flag_var_tracking_assignments_toggle): New.
8662 (process_options): Don't open final insns dump file if we're not
8663 going to write to it. Compute defaults for var_tracking.
8664 * df-scan.c (df_insn_rescan_debug_internal): New.
8665 (df_uses_record): Handle debug insns.
8666 * haifa-sched.c (ready): Initialize n_debug.
8667 (contributes_to_priority): Skip debug insns.
8668 (dep_list_size): New.
8670 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8671 they're ready. Disregard previous debug insns to make decisions.
8672 (queue_insn): Never queue debug insns.
8673 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8674 (schedule_insn): Don't reject debug insns because of issue rate.
8675 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8676 (queue_to_ready): Skip and discount debug insns.
8677 (choose_ready): Let debug insns through.
8678 (schedule_block): Check boundary debug insns. Discount debug
8679 insns, schedule them early. Adjust whitespace.
8680 (set_priorities): Check for boundary debug insns.
8681 (add_jump_dependencies): Use dep_list_size.
8682 (prev_non_location_insn): New.
8683 (check_cfg): Use it.
8684 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8686 (remove_unused_ivs): Reset debug stmts.
8687 * modulo-sched.c (const_iteration_count): Skip debug insns.
8688 (res_MII): Discount debug insns.
8689 (loop_single_full_bb_p): Skip debug insns.
8690 (sms_schedule): Likewise.
8691 (sms_schedule_by_order): Likewise.
8692 (ps_has_conflicts): Likewise.
8693 * caller-save.c (refmarker_fn): New.
8694 (save_call_clobbered_regs): Replace regs with saved mem in
8696 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8697 Call refmarker_fn mark for hardregnos.
8698 (mark_reg_as_referenced): New.
8699 (replace_reg_with_saved_mem): New.
8700 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8701 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8703 (cse_extended_basic_block): Skip debug insns.
8704 (count_reg_usage): Likewise.
8705 (is_dead_reg): New, split out of...
8706 (set_live_p): ... here.
8707 (insn_live_p): Use it for debug insns.
8708 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8709 (execute_optimize_stdarg): Likewise.
8710 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8711 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8712 changes in debug stmts as changes.
8713 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8714 (moveup_expr): Don't move across debug insns. Don't move
8715 debug insn if it would create a bookkeeping block.
8716 (moveup_expr_cached): Don't use cache for debug insns that
8717 are heads of blocks.
8718 (compute_av_set_inside_bb): Skip debug insns.
8719 (sel_rank_for_schedule): Schedule debug insns first. Remove
8721 (block_valid_for_bookkeeping_p); Support lax searches.
8722 (create_block_for_bookkeeping): Adjust block numbers when
8723 encountering debug-only blocks.
8724 (find_place_for_bookkeeping): Deal with debug-only blocks.
8725 (generate_bookkeeping_insn): Accept no place to insert.
8726 (remove_temp_moveop_nops): New argument full_tidying.
8727 (prepare_place_to_insert): Deal with debug insns.
8728 (advance_state_on_fence): Debug insns don't start cycles.
8729 (update_boundaries): Take fence as argument. Deal with
8731 (schedule_expr_on_boundary): No full_tidying on debug insns.
8732 (fill_insns): Deal with debug insns.
8733 (track_scheduled_insns_and_blocks): Don't count debug insns.
8734 (need_nop_to_preserve_insn_bb): New, split out of...
8735 (remove_insn_from_stream): ... this.
8736 (fur_orig_expr_not_found): Skip debug insns.
8737 * rtl.def (VALUE): Move up.
8739 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8740 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8741 Set it if debug stmts are found.
8742 (statement_sink_location): Skip debug stmts. Propagate
8743 moving defs into debug stmts.
8744 * ifcvt.c (first_active_insn): Skip debug insns.
8745 (last_active_insns): Likewise.
8746 (cond_exec_process_insns): Likewise.
8747 (noce_process_if_block): Likewise.
8748 (check_cond_move_block): Likewise.
8749 (cond_move_convert_if_block): Likewise.
8750 (block_jumps_and_fallthru_p): Likewise.
8751 (dead_or_predicable): Likewise.
8752 * dwarf2out.c (debug_str_hash_forced): New.
8753 (find_AT_string): Add comment.
8754 (gen_label_for_indirect_string): New.
8755 (get_debug_string_label): New.
8756 (AT_string_form): Use it.
8757 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8758 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8759 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8760 several operations that cannot be represented with DWARF opcodes.
8761 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8762 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8763 (dwarf2out_var_location): Take during-call mark into account.
8764 (output_indirect_string): Update comment. Output if there are
8765 label and references.
8766 (prune_indirect_string): New.
8767 (prune_unused_types): Call it if debug_str_hash_forced.
8768 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8769 (dw_long_long_const): Remove.
8770 (struct dw_val_struct): Change val_long_long type to rtx.
8771 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8772 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8773 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8774 component instead of HOST_BITS_PER_LONG.
8775 (output_loc_operands): Likewise. For const8* assert
8776 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8777 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8778 rather than HOST_BITS_PER_LONG is >= 64.
8779 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8781 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8782 HOST_BITS_PER_LONG for dw_val_class_long_long.
8783 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8784 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8785 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8787 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8788 Handle DW_OP_implicit_value.
8789 (extract_int): Move prototype earlier.
8790 (mem_loc_descriptor): For SUBREG punt if inner
8791 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8792 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8793 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8794 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8795 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8796 instead of Pmode size.
8797 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8798 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8799 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8800 (concat_loc_descriptor, concatn_loc_descriptor,
8801 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8802 (add_location_or_const_value_attribute): Likewise. For single
8803 location loc_lists attempt to use add_const_value_attribute
8804 for constant decls. Add DW_AT_const_value even if
8805 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8807 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8808 (control_flow_insn_p): Likewise.
8809 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8810 (separate_decls_in_region_debug_bind): New.
8811 (separate_decls_in_region): Process debug bind stmts afterwards.
8812 * recog.c (verify_changes): Handle debug insns.
8813 (extract_insn): Likewise.
8814 (peephole2_optimize): Skip debug insns.
8815 * dse.c (scan_insn): Skip debug insns.
8816 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8818 (setup_id_for_insn): Handle debug insns.
8819 (maybe_tidy_empty_bb): Adjust whitespace.
8820 (tidy_control_flow): Skip debug insns.
8821 (sel_remove_insn): Adjust for debug insns.
8822 (sel_estimate_number_of_insns): Skip debug insns.
8823 (create_insn_rtx_from_pattern): Handle debug insns.
8824 (create_copy_of_insn_rtx): Likewise.
8825 * sel-sched-.h (sel_bb_end): Declare.
8826 (sel_bb_empty_or_nop_p): New.
8827 (get_all_loop_exits): Use it.
8828 (_eligible_successor_edge_p): Likewise.
8829 (return_nop_to_pool): Adjust.
8830 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8831 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8832 * gimple-pretty-print.c (dump_gimple_debug): New.
8833 (dump_gimple_stmt): Use it.
8834 (dump_bb_header): Skip gimple debug stmts.
8835 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8836 (fixup_match_2): Likewise.
8837 (regmove_backward_pass): Likewise. Simplify combined
8838 replacement. Handle debug insns.
8839 * function.c (instantiate_virtual_regs): Handle debug insns.
8840 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8841 * print-rtl.h: Include cselib.h.
8842 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8843 * df.h (df_inns_rescan_debug_internal): Declare.
8844 * gcse.c (alloc_hash_table): Estimate n_insns.
8845 (cprop_insn): Don't regard debug insns as changes.
8846 (bypass_conditional_jumps): Skip debug insns.
8847 (one_pre_gcse_pass): Adjust.
8848 (one_code_hoisting_pass): Likewise.
8849 (compute_ld_motion_mems): Skip debug insns.
8850 (one_cprop_pass): Adjust.
8851 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8852 (if_convertible_stmt_p): Handle debug stmts.
8853 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8854 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8855 * ira-build.c (create_bb_allocnos): Skip debug insns.
8856 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8857 (has_single_use): Likewise.
8858 (single_imm_use): Likewise.
8859 (num_imm_uses): Likewise.
8860 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8861 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8862 (create_outofssa_var_map): Likewise.
8863 * lower-subreg.c (adjust_decomposed_uses): New.
8864 (resolve_debug): New.
8865 (decompose_multiword_subregs): Use it.
8866 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8867 * emit-rtl.c: Include params.h.
8868 (cur_debug_insn_uid): Define.
8869 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8870 (copy_rtx_if_shared_1): Handle debug insns.
8871 (reset_used_flags): Likewise.
8872 (set_used_flags): LIkewise.
8873 (get_max_insn_count): New.
8874 (next_nondebug_insn): New.
8875 (prev_nondebug_insn): New.
8876 (make_debug_insn_raw): New.
8877 (emit_insn_before_noloc): Handle debug insns.
8878 (emit_jump_insn_before_noloc): Likewise.
8879 (emit_call_insn_before_noloc): Likewise.
8880 (emit_debug_insn_before_noloc): New.
8881 (emit_insn_after_noloc): Handle debug insns.
8882 (emit_jump_insn_after_noloc): Likewise.
8883 (emit_call_insn_after_noloc): Likewise.
8884 (emit_debug_insn_after_noloc): Likewise.
8885 (emit_insn_after): Take loc from earlier non-debug insn.
8886 (emit_jump_insn_after): Likewise.
8887 (emit_call_insn_after): Likewise.
8888 (emit_debug_insn_after_setloc): New.
8889 (emit_debug_insn_after): New.
8890 (emit_insn_before): Take loc from later non-debug insn.
8891 (emit_jump_insn_before): Likewise.
8892 (emit_call_insn_before): Likewise.
8893 (emit_debug_insn_before_setloc): New.
8894 (emit_debug_insn_before): New.
8895 (emit_insn): Handle debug insns.
8896 (emit_debug_insn): New.
8897 (emit_jump_insn): Handle debug insns.
8898 (emit_call_insn): Likewise.
8900 (init_emit): Take min-nondebug-insn-uid into account.
8901 Initialize cur_debug_insn_uid.
8902 (emit_copy_of_insn_after): Handle debug insns.
8903 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8904 location of single rhs in place.
8905 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8906 (floor_sdiv_adjust): New.
8907 (cell_sdiv_adjust): New.
8908 (cell_udiv_adjust): New.
8909 (round_sdiv_adjust): New.
8910 (round_udiv_adjust): New.
8911 (wrap_constant): Moved from cselib.
8912 (unwrap_constant): New.
8913 (expand_debug_expr): New.
8914 (expand_debug_locations): New.
8915 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8917 (gimple_expand_cfg): Expand debug locations.
8918 * cselib.c: Include tree-pass.h.
8919 (struct expand_value_data): New.
8920 (cselib_record_sets_hook): New.
8921 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8922 (cselib_clear_table): Move, and implemnet in terms of...
8923 (cselib_reset_table_with_next_value): ... this.
8924 (cselib_get_next_unknown_value): New.
8925 (discard_useless_locs): Don't discard preserved values.
8926 (cselib_preserve_value): New.
8927 (cselib_preserved_value_p): New.
8928 (cselib_preserve_definitely): New.
8929 (cselib_clear_preserve): New.
8930 (cselib_preserve_only_values): New.
8931 (new_cselib_val): Take rtx argument. Dump it in details.
8932 (cselib_lookup_mem): Adjust.
8933 (expand_loc): Take regs_active in struct. Adjust. Silence
8934 dumps unless details are requested.
8935 (cselib_expand_value_rtx_cb): New.
8936 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8937 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8938 without details. Copy more subregs. Try to resolve values
8939 using a callback. Wrap constants.
8940 (cselib_subst_to_values): Adjust.
8941 (cselib_log_lookup): New.
8942 (cselib_lookup): Call it.
8943 (cselib_invalidate_regno): Don't count preserved values as useless.
8944 (cselib_invalidate_mem): Likewise.
8945 (cselib_record_set): Likewise.
8946 (struct set): Renamed to cselib_set, moved to cselib.h.
8947 (cselib_record_sets): Adjust. Call hook.
8948 (cselib_process_insn): Reset table when it would be cleared.
8949 (dump_cselib_val): New.
8950 (dump_cselib_table): New.
8951 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8952 (remove_forwarder_block): Support moving debug stmts.
8953 * cselib.h (cselib_record_sets_hook): Declare.
8954 (cselib_expand_callback): New type.
8955 (cselib_expand_value_rtx_cb): Declare.
8956 (cselib_reset_table_with_next_value): Declare.
8957 (cselib_get_next_unknown_value): Declare.
8958 (cselib_preserve_value): Declare.
8959 (cselib_preserved_value_p): Declare.
8960 (cselib_preserve_only_values): Declare.
8961 (dump_cselib_table): Declare.
8962 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8963 (try_crossjump_to_edge): Likewise.
8964 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8965 dominated blocks when debug stmts are present.
8966 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8967 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8968 (set_var_live_on_entry): Likewise.
8969 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8970 * cfglayout.c (curr_location, last_location): Make static.
8971 (set_curr_insn_source_location): Don't avoid bouncing.
8972 (get_curr_insn_source_location): New.
8973 (get_curr_insn_block): New.
8974 (duplicate_insn_chain): Handle debug insns.
8975 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8977 * common.opt (fcompare-debug): Move to sort order.
8978 (fdump-unnumbered-links): Likewise.
8979 (fvar-tracking-assignments): New.
8980 (fvar-tracking-assignments-toggle): New.
8981 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8982 because of debug stmts.
8983 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8984 (eliminate_unnecessary_stmts): Walk dominated blocks before
8986 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8987 * ira.c (memref_used_between_p): Skip debug insns.
8988 (update_equiv_regs): Likewise.
8989 * sched-deps.c (sd_lists_size): Accept empty list.
8990 (sd_init_insn): Mark debug insns.
8991 (sd_finish_insn): Unmark them.
8992 (sd_add_dep): Reject non-debug deps on debug insns.
8993 (fixup_sched_groups): Give debug insns group treatment.
8995 (sched_analyze_reg): Don't mark debug insns for sched before call.
8996 (sched_analyze_2): Handle debug insns.
8997 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8999 (deps_analyze_insn): Handle debug insns.
9000 (deps_start_bb): Skip debug insns.
9001 (init_deps): Initialize last_debug_insn.
9002 * tree-ssa.c (target_for_debug_bind): New.
9003 (find_released_ssa_name): New.
9004 (propagate_var_def_into_debug_stmts): New.
9005 (propagate_defs_into_debug_stmts): New.
9006 (verify_ssa): Skip debug bind stmts without values.
9007 (warn_uninialized_vars): Skip debug stmts.
9008 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
9009 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
9010 (rtx_equal_p): Likewise.
9011 * ira-costs.c (scan_one_insn): Skip debug insns.
9012 (process_bb_node_for_hard_reg_moves): Likewise.
9013 * rtl.h (DEBUG_INSN_P): New.
9014 (NONDEBUG_INSN_P): New.
9015 (MAY_HAVE_DEBUG_INSNS): New.
9016 (INSN_P): Accept debug insns.
9017 (RTX_FRAME_RELATED_P): Likewise.
9018 (INSN_DELETED_P): Likewise
9019 (PAT_VAR_LOCATION_DECL): New.
9020 (PAT_VAR_LOCATION_LOC): New.
9021 (PAT_VAR_OCATION_STATUS): New.
9022 (NOTE_VAR_LOCATION_DECL): Reimplement.
9023 (NOTE_VAR_LOCATION_LOC): Likewise.
9024 (NOTE_VAR_LOCATION_STATUS): Likewise.
9025 (INSN_VAR_LOCATION): New.
9026 (INSN_VAR_LOCATION_DECL): New.
9027 (INSN_VAR_LOCATION_LOC): New.
9028 (INSN_VAR_LOCATION_STATUS): New.
9029 (gen_rtx_UNKNOWN_VAR_LOC): New.
9030 (VAR_LOC_UNKNOWN_P): New.
9031 (NOTE_DURING_CALL_P): New.
9032 (SCHED_GROUP_P): Accept debug insns.
9033 (emit_debug_insn_before): Declare.
9034 (emit_debug_insn_before_noloc): Declare.
9035 (emit_debug_insn_beore_setloc): Declare.
9036 (emit_debug_insn_after): Declare.
9037 (emit_debug_insn_after_noloc): Declare.
9038 (emit_debug_insn_after_setloc): Declare.
9039 (emit_debug_insn): Declare.
9040 (make_debug_insn_raw): Declare.
9041 (prev_nondebug_insn): Declare.
9042 (next_nondebug_insn): Declare.
9043 (delegitimize_mem_from_attrs): Declare.
9044 (get_max_insn_count): Declare.
9045 (wrap_constant): Declare.
9046 (unwrap_constant): Declare.
9047 (get_curr_insn_source_location): Declare.
9048 (get_curr_insn_block): Declare.
9049 * tree-inline.c (insert_debug_decl_map): New.
9050 (processing_debug_stmt): New.
9051 (remap_decl): Don't create new mappings in debug stmts.
9052 (remap_gimple_op_r): Don't add references in debug stmts.
9053 (copy_tree_body_r): Likewise.
9054 (remap_gimple_stmt): Handle debug bind stmts.
9055 (copy_bb): Skip debug stmts.
9056 (copy_edges_for_bb): Likewise.
9057 (copy_debug_stmt): New.
9058 (copy_debug_stmts): New.
9059 (copy_body): Copy debug stmts at the end.
9060 (insert_init_debug_bind): New.
9061 (insert_init_stmt): Take id. Skip and emit debug stmts.
9062 (setup_one_parameter): Remap variable earlier, register debug mapping.
9063 (estimate_num_insns): Skip debug stmts.
9064 (expand_call_inline): Preserve debug_map.
9065 (optimize_inline_calls): Check for no debug_stmts left-overs.
9066 (unsave_expr_now): Preserve debug_map.
9067 (copy_gimple_seq_and_replace_locals): Likewise.
9068 (tree_function_versioning): Check for no debug_stmts left-overs.
9069 Init and destroy debug_map as needed. Split edges unconditionally.
9070 (build_duplicate_type): Init and destroy debug_map as needed.
9071 * tree-inline.h: Include gimple.h instead of pointer-set.h.
9072 (struct copy_body_data): Add debug_stmts and debug_map.
9073 * sched-int.h (struct ready_list): Add n_debug.
9074 (struct deps): Add last_debug_insn.
9075 (DEBUG_INSN_SCHED_P): New.
9076 (BOUNDARY_DEBUG_INSN_P): New.
9077 (SCHEDULE_DEBUG_INSN_P): New.
9078 (sd_iterator_cond): Accept empty list.
9079 * combine.c (create_log_links): Skip debug insns.
9080 (combine_instructions): Likewise.
9081 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
9082 return value is always unshared.
9083 (struct rtx_subst_pair): New.
9084 (auto_adjust_pair): New.
9085 (propagate_for_debug_subst): New.
9086 (propagate_for_debug): New.
9087 (try_combine): Skip debug insns. Propagate removed defs into
9089 (next_nonnote_nondebug_insn): New.
9090 (distribute_notes): Use it. Skip debug insns.
9091 (distribute_links): Skip debug insns.
9092 * tree-outof-ssa.c (set_location_for_edge): Likewise.
9093 * resource.c (mark_target_live_regs): Likewise.
9094 * var-tracking.c: Include cselib.h and target.h.
9095 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
9097 (micro_operation_type_name): New.
9098 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
9099 (struct micro_operation_def): Update comments.
9100 (decl_or_value): New type. Use instead of decls.
9101 (struct emit_note_data_def): Add vars.
9102 (struct attrs_def): Use decl_or_value.
9103 (struct variable_tracking_info_def): Add permp, flooded.
9104 (struct location_chain_def): Update comment.
9105 (struct variable_part_def): Use decl_or_value.
9106 (struct variable_def): Make var_part a variable length array.
9108 (scratch_regs): New.
9109 (cselib_hook_called): New.
9110 (dv_is_decl_p): New.
9111 (dv_is_value_p): New.
9114 (dv_as_opaque): New.
9115 (dv_onepart_p): New.
9117 (IS_DECL_CODE): New.
9118 (check_value_is_not_decl): New.
9119 (dv_from_decl): New.
9120 (dv_from_value): New.
9121 (dv_htab_hash): New.
9122 (variable_htab_hash): Use it.
9123 (variable_htab_eq): Support values.
9124 (variable_htab_free): Free from the right pool.
9125 (attrs_list_member, attrs_list_insert): Use decl_or_value.
9126 (attrs_list_union): Adjust.
9127 (attrs_list_mpdv_union): New.
9128 (tie_break_pointers): New.
9129 (canon_value_cmp): New.
9130 (unshare_variable): Return possibly-modified slot.
9131 (vars_copy_1): Adjust.
9132 (var_reg_decl_set): Adjust. Split out of...
9133 (var_reg_set): ... this.
9134 (get_init_value): Adjust.
9135 (var_reg_delete_and_set): Adjust.
9136 (var_reg_delete): Adjust.
9137 (var_regno_delete): Adjust.
9138 (var_mem_decl_set): Split out of...
9139 (var_mem_set): ... this.
9140 (var_mem_delete_and_set): Adjust.
9141 (var_mem_delete): Adjust.
9145 (variable_union): Adjust. Speed up merge of 1-part vars.
9146 (variable_canonicalize): Use unshared slot.
9147 (VALUED_RECURSED_INTO): New.
9148 (find_loc_in_1pdv): New.
9149 (struct dfset_merge): New.
9150 (insert_into_intersection): New.
9151 (intersect_loc_chains): New.
9153 (canonicalize_loc_order_check): New.
9154 (canonicalize_values_mark): New.
9155 (canonicalize_values_star): New.
9156 (variable_merge_over_cur): New.
9157 (variable_merge_over_src): New.
9158 (dataflow_set_merge): New.
9159 (dataflow_set_equiv_regs): New.
9160 (remove_duplicate_values): New.
9161 (struct dfset_post_merge): New.
9162 (variable_post_merge_new_vals): New.
9163 (variable_post_merge_perm_vals): New.
9164 (dataflow_post_merge_adjust): New.
9165 (find_mem_expr_in_1pdv): New.
9166 (dataflow_set_preserve_mem_locs): New.
9167 (dataflow_set_remove_mem_locs): New.
9168 (dataflow_set_clear_at_call): New.
9169 (onepart_variable_different_p): New.
9170 (variable_different_p): Use it.
9171 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
9172 (track_expr_p): Add need_rtl parameter. Don't generate rtl
9174 (track_loc_p): Pass it true.
9175 (struct count_use_info): New.
9176 (find_use_val): New.
9177 (replace_expr_with_values): New.
9179 (use_type): New, partially split out of...
9180 (count_uses): ... this. Count new micro-ops.
9181 (count_uses_1): Adjust.
9182 (count_stores): Adjust.
9183 (count_with_sets): New.
9184 (VAL_NEEDS_RESOLUTION): New.
9185 (VAL_HOLDS_TRACK_EXPR): New.
9186 (VAL_EXPR_IS_COPIED): New.
9187 (VAL_EXPR_IS_CLOBBERED): New.
9188 (add_uses): Adjust. Generate new micro-ops.
9189 (add_uses_1): Adjust.
9190 (add_stores): Generate new micro-ops.
9191 (add_with_sets): New.
9192 (find_src_status): Adjust.
9193 (find_src_set_src): Adjust.
9194 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
9195 Handle new micro-ops. Canonicalize value equivalances.
9196 (vt_find_locations): Compute total size of hash tables for
9197 dumping. Perform merge for var-tracking-assignments. Don't
9198 disregard single-block loops.
9199 (dump_attrs_list): Handle decl_or_value.
9200 (dump_variable): Take variable. Deal with decl_or_value.
9201 (dump_variable_slot): New.
9202 (dump_vars): Use it.
9203 (dump_dataflow_sets): Adjust.
9204 (set_slot_part): New, extended to support one-part variables
9205 after splitting out of...
9206 (set_variable_part): ... this.
9207 (clobber_slot_part): New, split out of...
9208 (clobber_variable_part): ... this.
9209 (delete_slot_part): New, split out of...
9210 (delete_variable_part): .... this.
9211 (check_wrap_constant): New.
9212 (vt_expand_loc_callback): New.
9213 (vt_expand_loc): New.
9214 (emit_note_insn_var_location): Adjust. Handle values. Handle
9215 EMIT_NOTE_AFTER_CALL_INSN.
9216 (emit_notes_for_differences_1): Adjust. Handle values.
9217 (emit_notes_for_differences_2): Likewise.
9218 (emit_notes_for_differences): Adjust.
9219 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9220 Adjust. Handle new micro-ops.
9221 (vt_add_function_parameters): Adjust. Create and bind values.
9222 (vt_initialize): Adjust. Initialize scratch_regs and
9223 valvar_pool, flooded and perm.. Initialize and use cselib. Log
9224 operations. Move some code to count_with_sets and add_with_sets.
9225 (delete_debug_insns): New.
9226 (vt_debug_insns_local): New.
9227 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
9229 (var_tracking_main): If var-tracking-assignments is enabled
9230 but var-tracking isn't, delete debug insns and leave. Likewise
9231 if we exceed limits or fail the stack adjustments tests, and
9232 after all var-tracking processing.
9233 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
9234 (dataflow_set): Add traversed_vars.
9235 (value_chain, const_value_chain): New typedefs.
9236 (value_chain_pool, value_chains): New variables.
9237 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
9238 add_value_chains, add_cselib_value_chains, remove_value_chain,
9239 remove_value_chains, remove_cselib_value_chains): New functions.
9240 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
9241 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
9243 (shared_hash_find_slot_unshare, shared_hash_find_slot,
9244 shared_hash_find_slot_noinsert, shared_hash_find): Update.
9245 (dst_can_be_shared): New variable.
9246 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
9247 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
9248 different from set->vars, look up slot again instead of using the
9250 (dataflow_set_init): Initialize traversed_vars.
9251 (variable_union): Use shared_hash_*. Use initially NO_INSERT
9252 lookup if set->vars is shared. Don't keep slot cleared before
9253 calling unshare_variable. Unshare set->vars if needed. Adjust
9254 unshare_variable callers. Clear dst_can_be_shared if needed.
9255 Even ->refcount == 1 vars must be unshared if set->vars is shared
9256 and var needs to be modified.
9257 (dataflow_set_union): Set traversed_vars during canonicalization.
9258 (VALUE_CHANGED, DECL_CHANGED): Define.
9259 (set_dv_changed, dv_changed_p): New static inlines.
9260 (track_expr_p): Clear DECL_CHANGED.
9261 (dump_dataflow_sets): Set it.
9262 (variable_was_changed): Call set_dv_changed.
9263 (emit_note_insn_var_location): Likewise.
9264 (changed_variables_stack): New variable.
9265 (check_changed_vars_1, check_changed_vars_2): New functions.
9266 (emit_notes_for_changes): Do nothing if changed_variables is
9267 empty. Traverse changed_variables with check_changed_vars_1,
9268 call check_changed_vars_2 on each changed_variables_stack entry.
9269 (emit_notes_in_bb): Add SET argument. Just clear it at the
9270 beginning, use it instead of local &set, don't destroy it at the end.
9271 (vt_emit_notes): Call dataflow_set_clear early on all
9272 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
9273 computed set, dataflow_set_clear also VTI(bb)->in when we are
9274 done with the basic block. Initialize changed_variables_stack,
9275 free it afterwards. If ENABLE_CHECKING verify that after noting
9276 differences to an empty set value_chains hash table is empty.
9277 (vt_initialize): Initialize value_chains and value_chain_pool.
9278 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9279 (variable_tracking_main): Call dump_dataflow_sets before calling
9280 vt_emit_notes, not after it.
9281 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9282 (propagate_var_def_into_debug_stmts): Declare.
9283 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9284 (df_set_note): Reject debug insns.
9285 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9286 add notes to debug insns.
9287 (df_note_bb_compute): Adjust. Likewise.
9288 (df_simulate_uses): Skip debug insns.
9289 (df_simulate_initialize_backwards): Likewise.
9290 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9291 (subst_stack_regs_pat): Reject debug insns.
9292 (convert_regs_1): Handle debug insns.
9293 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9294 (print-rtl.o): Depend on cselib.h.
9295 (cselib.o): Depend on TREE_PASS_H.
9296 (var-tracking.o): Depend on cselib.h and TARGET_H.
9297 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9298 (init_ready_list): Skip boundary debug insns.
9299 (add_branch_dependences): Skip debug insns.
9300 (free_block_dependencies): Check for blocks with only debug insns.
9301 (compute_priorities): Likewise.
9302 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9303 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9305 (gimple_build_debug_bind_stat): New.
9306 (empty_body_p): Skip debug stmts.
9307 (gimple_has_side_effects): Likewise.
9308 (gimple_rhs_has_side_effects): Likewise.
9309 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9310 (gimple_build_debug_bind_stat): Declare.
9311 (gimple_build_debug_bind): Define.
9312 (is_gimple_debug): New.
9313 (gimple_debug_bind_p): New.
9314 (gimple_debug_bind_get_var): New.
9315 (gimple_debug_bind_get_value): New.
9316 (gimple_debug_bind_get_value_ptr): New.
9317 (gimple_debug_bind_set_var): New.
9318 (gimple_debug_bind_set_value): New.
9319 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9320 (gimple_debug_bind_reset_value): New.
9321 (gimple_debug_bind_has_value_p): New.
9322 (gsi_next_nondebug): New.
9323 (gsi_prev_nondebug): New.
9324 (gsi_start_nondebug_bb): New.
9325 (gsi_last_nondebug_bb): New.
9326 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9327 (print_insn): Handle DEBUG_INSN.
9328 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9329 of first insn prevail.
9330 (first_stmt): Skip debug stmts.
9331 (first_non_label_stmt): Likewise.
9332 (last_stmt): Likewise.
9333 (has_zero_uses_1): New.
9334 (single_imm_use_1): New.
9335 (verify_gimple_debug): New.
9336 (verify_types_in_gimple_stmt): Handle debug stmts.
9337 (verify_stmt): Likewise.
9338 (debug_loop_num): Skip debug stmts.
9339 (remove_edge_and_dominated_blocks): Remove dominators last.
9340 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9341 (linearize_expr): Likewise.
9342 * config/i386/i386.c (ix86_delegitimize_address): Call
9343 default implementation.
9344 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9345 (group_barrier_needed): Skip debug insns.
9346 (emit_insn_group_barriers): Likewise.
9347 (emit_all_insn_group_barriers): Likewise.
9348 (ia64_variable_issue): Handle debug insns.
9349 (ia64_dfa_new_cycle): Likewise.
9350 (final_emit_insn_group_barriers): Skip debug insns.
9351 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9352 def cfa without frame.
9353 (process_set): Likewise.
9354 (process_for_unwind_directive): Pass frame on.
9355 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9356 (rs6000_delegitimize_address): New.
9357 (rs6000_debug_adjust_cost): Handle debug insns.
9358 (is_microcoded_insn): Likewise.
9359 (is_cracked_insn): Likewise.
9360 (is_nonpipeline_insn): Likewise.
9361 (insn_must_be_first_in_group): Likewise.
9362 (insn_must_be_last_in_group): Likewise.
9363 (force_new_group): Likewise.
9364 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9365 contains only debug insns.
9366 (rtl_merge_blocks): Skip debug insns.
9367 (purge_dead_edges): Likewise.
9368 (rtl_block_ends_with_call_p): Skip debug insns.
9369 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
9370 (mark_reg_dependencies): Skip debug insns.
9371 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
9372 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
9373 * tree-ssa-threadedge.c
9374 (record_temporary_equivalences_from_stmts): Skip debug stmts.
9375 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
9376 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
9377 (copyprop_hardreg_forward_1): Handle debug insns.
9378 * reload1.c (reload): Skip debug insns. Replace unassigned
9379 pseudos in debug insns with their equivalences.
9380 (eliminate_regs_in_insn): Skip debug insns.
9381 (emit_input_reload_insns): Skip debug insns at first, adjust
9383 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
9384 (get_indirect_ref_operands): Pass opf_no_vops on.
9385 (get_expr_operands): Likewise. Skip debug stmts.
9386 (parse_ssa_operands): Scan debug insns with opf_no_vops.
9388 2009-09-01 Richard Henderson <rth@redhat.com>
9390 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
9391 stmt_ends_pp_p statements at least once.
9392 * tree-vrp.c (vrp_initialize): Likewise.
9393 (vrp_visit_stmt): Be prepared for non-interesting stmts.
9395 2009-09-01 Dodji Seketeli <dodji@redhat.com>
9398 Fix AIX bootstrap after PR debug/30161
9399 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
9400 that is a GNU extension.
9401 (tmpl_value_parm_die_table): Move the definition of this global
9402 outside #ifdef DWARF2_DEBUGGING_INFO region.
9404 2009-09-01 Richard Guenther <rguenther@suse.de>
9406 * tree.c (tree_expr_size): New function.
9407 * tree.h (tree_expr_size): Declare.
9408 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9409 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9410 * langhooks.c (lhd_expr_size): Remove.
9411 * langhooks.h (struct lang_hooks): Remove expr_size.
9412 * explow.c (expr_size): Use tree_expr_size.
9413 (int_expr_size): Likewise.
9414 * langhooks-def.h (lhd_expr_size): Remove.
9415 (LANG_HOOKS_EXPR_SIZE): Likewise.
9416 (LANG_HOOKS_INITIALIZER): Adjust.
9418 2009-09-01 Richard Guenther <rguenther@suse.de>
9420 * tree-flow.h (mark_addressable): Move declaration ...
9421 * tree.h (mark_addressable): ... here.
9422 * stmt.c (expand_asm_operands): Use mark_addressable, not
9423 lang_hooks.mark_addressable.
9424 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9425 LANG_HOOKS_MARK_ADDRESSABLE.
9426 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9427 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9429 2009-08-31 Chris Demetriou <cgd@google.com>
9431 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9432 vectorize if not TARGET_SSE2.
9434 2009-08-31 DJ Delorie <dj@redhat.com>
9436 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9437 registers if no coprocessor is enabled.
9439 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9442 * cgraph.h (cgraph_get_node): Declare ...
9443 * cgraph.c (cgraph_get_node): ... new function.
9444 * dwarf2out.c (gen_generic_params_dies,
9445 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9446 make_ith_pack_parameter_name,
9447 append_entry_to_tmpl_value_parm_die_table,
9448 gen_remaining_tmpl_value_param_die_attribute): New functions.
9449 (gen_subprogram_die): Generate debug info for template parameters
9450 if debug info level is higher than DINFO_LEVEL_TERSE.
9451 Use tree_add_const_value_attribute_for_decl instead of
9452 tree_add_const_value_attribute.
9453 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9454 instead of tree_add_const_value_attribute.
9455 (gen_struct_or_union_type_die): Generate debug
9456 info for template parameters if debug info level is higher than
9458 (tree_add_const_value_attribute): Handle integral and pointer
9459 constants. Update comment.
9460 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9461 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9462 (reference_to_unused): Fix thinko. Remove redundant predicates from
9464 (tree_add_const_value_attribute): Make this work for constant
9466 tree_add_const_value_attribute_for_decl is to be used for variable
9468 (add_location_or_const_value_attribute): Use
9469 tree_add_const_value_attribute_for_decl now.
9470 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9471 DW_TAG_template_value_param DIEs after function DIEs have been
9473 * langhooks.h (lang_hooks_for_types): Add
9474 get_argument_pack_elems.
9475 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9476 (lang_hooks): Added get_innermost_generic_parms,
9477 get_innermost_generic_args.
9478 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9479 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9480 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9481 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9483 2009-08-31 DJ Delorie <dj@redhat.com>
9485 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9486 it once we start generating the prologue or epilogue.
9487 (mep_call_saves_register): If the frame is locked, re-use
9489 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9490 (mep_expand_prologue): Call it.
9491 (mep_expand_epilogue): Likewise.
9492 (mep_start_function): Use the same logic as mep_expand_prologue.
9493 (mep_pass_by_reference): Make logic more readable.
9494 (mep_return_in_memory): Zero-sized objects are passed in memory.
9495 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9497 2009-08-31 Richard Guenther <rguenther@suse.de>
9499 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9500 to query if the memory regions for memmove overlap.
9501 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9502 asserts on pointers, instead deal with odd trees.
9503 (ptr_derefs_may_alias_p): Likewise.
9504 (refs_may_alias_p_1): Constructor bases also never alias.
9506 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9508 * doc/install.texi (Final install): Adjust reference on where to
9509 order printed manuals.
9511 2009-08-30 Olivier Hainque <hainque@adacore.com>
9513 * dwarf2out.c (switch_to_frame_table_section): Move
9514 definition prior to first use.
9516 2009-08-30 Richard Guenther <rguenther@suse.de>
9518 PR tree-optimization/41186
9519 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9520 (ao_ref_init_from_ptr_and_size): New function.
9521 (ref_maybe_used_by_call_p_1): Be more precise tracking
9522 used ranges for builtin functions.
9523 (ref_maybe_used_by_call_p): Adjust.
9524 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9525 ranges for builtin functions.
9526 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9528 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9531 * fwprop.c (get_reg_use_in): Delete.
9532 (free_load_extend): New function.
9533 (forward_propagate_subreg): Use it.
9535 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9537 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9539 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9542 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9545 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9547 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9548 fini or fini_array section.
9550 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9552 * graphite-dependences.c (graphite_legal_transform_bb): Call
9553 pbb_remove_duplicate_pdrs.
9554 * graphite-poly.c (can_collapse_pdr): Removed.
9555 (pdr_find_duplicate): Removed.
9556 (can_collapse_pdrs): New.
9557 (pbb_remove_duplicate_pdrs): New.
9558 (new_poly_dr): Do not look for duplicates.
9559 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9560 (PBB_PDR_DUPLICATES_REMOVED): New.
9561 (pbb_remove_duplicate_pdrs): Declared.
9563 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9565 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9566 the strides by multiplying by PDR_NB_REFS.
9567 * graphite-poly.c (can_collapse_pdr): New.
9568 (pdr_find_duplicate): New.
9569 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9570 Initialize PDR_NB_REFS.
9571 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9573 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9575 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9578 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9581 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9583 * graphite-dependences.c (pddr_original_scattering): Return NULL
9584 for read-read dependence relations.
9585 * graphite-poly.h (enum poly_dr_type): Fix comment.
9588 (pdr_may_write_p): New.
9590 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9592 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9593 (struct poly_dr): Same.
9594 (new_poly_dr): Same.
9595 * graphite-poly.c (new_poly_dr): Same.
9596 * graphite-dependences.c (dot_deps): Disable call to system.
9598 2009-08-28 Cary Coutant <ccoutant@google.com>
9601 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9602 struct/union/enum types local to a function.
9604 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9605 Sebastian Pop <sebastian.pop@amd.com>
9607 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9608 pbb_strip_mine_time_depth. Changed the implementation so that
9609 transformation is expressed as a transformation on
9610 time (scatttering) dimensions. Also, ensures that the 2d+1
9611 scheduling format is preserved.
9612 (pbb_strip_mine_profitable_p): Profitability is based on the
9613 iteration number of a given time (scattering) dimension,
9614 and not on a original loop depth dimension.
9615 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9616 (pbb_do_strip_mine): Call psct_dynamic_dim.
9617 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9618 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9619 (pbb_nb_dynamic_scattering_transform): New.
9620 (psct_dynamic_dim): New.
9622 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9624 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9625 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9626 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9627 * graphite-interchange.c (build_linearized_memory_access): Same.
9628 (memory_stride_in_loop): Same.
9630 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9632 * graphite-dependences.c (pddr_original_scattering): New.
9633 (graphite_legal_transform_dr): Call pddr_original_scattering.
9636 * graphite-dependences.h (dot_deps): Declared.
9637 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9638 (print_pdr): Print PDR_ID.
9639 * graphite-poly.h (struct poly_dr): Add field id.
9642 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9644 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9646 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9647 not delete the original dependence relation.
9649 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9651 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9652 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9653 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9654 (free_poly_ddr): New.
9655 (pddr_is_empty): New.
9656 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9657 (dependence_polyhedron): Same. Remove useless gcc_assert.
9659 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9660 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9661 * graphite-dependences.h (enum poly_dependence_kind): New.
9662 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9663 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9664 (PDRP_SINK): Renamed PDDR_SINK.
9665 (PDRP_DDP): Renamed PDDR_DDP.
9667 (free_poly_ddr): Declared.
9668 * graphite-poly.c (new_scop): Use the new hash function names.
9669 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9670 into original_pddrs.
9671 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9673 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9675 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9676 bounds with LT_EXPR to make niter analysis more precise on code
9677 generated by Graphite.
9679 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9681 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9682 (graphite_legal_transform_bb): Same.
9683 (poly_drs_may_alias_p): Same.
9685 2009-08-28 Richard Guenther <rguenther@suse.de>
9687 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9689 2009-08-28 Jan Beulich <jbeulich@novell.com>
9691 * config/i386/netware.c: Include langhooks.h.
9692 (i386_nlm_encode_section_info): Simplify.
9693 (netware_override_options): Delete.
9694 * config/i386/netware.h (netware_override_options): Delete
9696 (OVERRIDE_OPTIONS): Delete definition.
9697 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9698 (ASM_COMMENT_START): Define.
9699 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9701 2009-08-28 Jan Beulich <jbeulich@novell.com>
9703 * configure.ac: For in-tree ld, do a plain version check to
9704 determine whether comdat groups are supported.
9705 * configure: Regenerate.
9707 2009-08-28 Olivier Hainque <hainque@adacore.com>
9709 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9710 always defined. Reflect definition or absence of such for
9711 COLLECT_EXPORT_LIST. Readability helper.
9712 (scanfilter): New enum, to help control what symbols
9713 are to be considered or ignored by scan_prog_file.
9714 (enum pass): Rename as "scanpass", moved together with scanfilter
9715 prior to scan_prog_file's prototype.
9716 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9717 Group prototype with the scanpass/scanfilter definitions, factorize
9718 head comments for the several implementations at the prototype.
9719 (main): Reorganize the first pass link control to let AIX
9720 drag only the needed frame tables in executables. Prevent
9721 frame tables collection during the scan aimed at static ctors.
9722 Pre-link and scan for frame tables later to compensate.
9723 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9724 A C statement to issue assembly directives that create a reference
9725 to the given DWARF table identifier label from the current function
9727 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9728 to differentiate first time section entry. Only emit a .data
9729 tables start identifier label the first time around.
9730 (switch_to_frame_table_section): New function. Helper for
9731 output_call_frame_info to switch possibly BACK into the eh_frame
9732 or the debug_frame section depending on FOR_EH.
9733 (output_call_frame_info): Use helper to first enter the proper
9735 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9736 emit a link to the frame table start label from each function
9738 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9739 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9740 * config/rs6000/rs6000-protos.h: Declare it.
9741 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9743 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9745 * config/sh/sh.c (split_branches): Check the result of
9748 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9750 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9751 using -pthread -fopenmp
9753 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9755 * doc/service.texi (service directory): Update URL.
9757 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9759 PR rtl-optimization/40861
9760 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9761 extract word from a multi-word subreg for negative byte positions.
9763 2009-08-27 Tristan Gingold <gingold@adacore.com>
9764 Douglas B Rupp <rupp@gnat.com>
9766 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9767 (SECTION_VMS_OVERLAY): Define.
9768 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9770 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9772 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9773 common_object declarations.
9774 (ia64_section_type_flags): Set section flag for common_object.
9775 * config/ia64/ia64-protos.h
9776 (ia64_vms_output_aligned_decl_common): Declare.
9777 (ia64_vms_elf_asm_named_section): Declare.
9779 2009-08-27 Michael Matz <matz@suse.de>
9781 * expr.c (expand_expr_real_2): New function taking exploded
9782 unary or binary expression, split out from ...
9783 (expand_expr_real_1): ... here. Move over all unary/binary
9784 switch parts to above function, in particular these codes:
9785 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9786 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9787 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9788 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9789 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9790 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9791 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9792 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9793 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9794 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9795 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9796 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9797 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9798 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9799 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9800 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9801 VEC_PACK_FIX_TRUNC_EXPR.
9802 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9805 2009-08-27 Richard Guenther <rguenther@suse.de>
9807 * gengtype.c (main): Handle uint64_t.
9808 * ipa-utils.c (get_base_var): Indent properly.
9809 * tree-ssa-live.c (debug_scope_block): New function.
9810 * tree-flow.h (debug_scope_block): Declare.
9811 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9812 * basic-block.h (enum profile_status): Rename to
9813 enum profile_status_d.
9814 (x_profile_status): Adjust type.
9816 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9819 * dwarf2out.c (get_context_die): Declare this static function.
9820 (gen_type_die_with_usage): Make sure a DIE is a generated for
9821 the context of a typedef.
9823 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9825 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9828 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9830 * config/mips/mips-protos.h (mips_output_sync): Declare.
9831 (mips_sync_loop_insns): Likewise.
9832 (mips_output_sync_loop): Replace first two parameters with an rtx.
9833 * config/mips/mips.c (mips_multi_member): New structure.
9834 (mips_multi_members): New variable.
9835 (mips_multi_start): New function.
9836 (mips_multi_add): Likewise.
9837 (mips_multi_add_insn): Likewise.
9838 (mips_multi_add_label): Likewise.
9839 (mips_multi_last_index): Likewise.
9840 (mips_multi_copy_insn): Likewise.
9841 (mips_multi_set_operand): Likewise.
9842 (mips_multi_write): Likewise.
9843 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9844 (mips_init_print_operand_punct): Update accordingly.
9845 (mips_start_ll_sc_sync_block): New function.
9846 (mips_end_ll_sc_sync_block): Likewise.
9847 (mips_output_sync): Likewise.
9848 (mips_sync_insn1_template): Likewise.
9849 (mips_sync_insn2_template): Likewise.
9850 (mips_get_sync_operand): Likewise.
9851 (mips_process_sync_loop): Likewise.
9852 (mips_output_sync_loop): Use mips_process_sync_loop.
9853 (mips_sync_loop_insns): New function.
9854 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9855 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9856 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9857 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9858 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9859 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9860 (MIPS_SYNC_OLD_OP_12): Likewise.
9861 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9862 (MIPS_SYNC_NEW_OP_12): Likewise.
9863 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9864 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9865 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9866 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9867 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9868 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9869 * config/mips/mips.md (sync_mem): New attribute.
9870 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9871 (sync_exclusive_mask, sync_required_oldval): Likewise.
9872 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9873 (sync_release_barrier): Likewise.
9874 (length): Handle sync loops.
9875 (sync): Use mips_output_sync.
9876 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9877 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9878 and use mips_output_sync_loop.
9879 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9880 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9881 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9882 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9883 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9884 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9885 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9886 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9887 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9889 2009-08-26 Richard Guenther <rguenther@suse.de>
9892 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9893 the types to not match.
9894 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9896 * tree-ssa.c (useless_type_conversion_p): Conversions to
9897 pointers to unprototyped functions are useless.
9899 2009-08-26 Richard Guenther <rguenther@suse.de>
9901 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9902 whole-program condition, prepare to be called for non-globals.
9903 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9904 params build a representative with known type and track its fields.
9906 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9908 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9909 clearing by a taken branch.
9910 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9911 effectively after bbro pass.
9912 (sync_nand<mode>): Ditto.
9913 (sync_old_<fetchop_name><mode>): Ditto.
9914 (sync_old_nand<mode>): Ditto.
9915 (sync_new_<fetchop_name><mode>): Dito.
9916 (sync_new_nand<mode>): Ditto.
9917 (sync_compare_and_swap<mode>_1): Ditto.
9918 (*sync_compare_and_swap<mode>): Ditto.
9919 (sync_lock_test_and_set<mode>_1): Ditto.
9920 ("sync_lock_test_and_set<mode>): Ditto.
9922 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9924 * hwint.h (HOST_LONG_FORMAT): New macro
9925 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9926 Use HOST_PTR_PRINTF.
9927 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9928 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9929 (HOST_PTR_PRINTF): Document.
9931 2009-08-25 Jan Hubicka <jh@suse.cz>
9933 * config/i386/bmmintrin.h: Replace by #error.
9936 Michael Meissner <michael.meissner@amd.com>
9937 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9938 Tony Linthicum <tony.linthicum@amd.com>
9940 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9941 (TARGET_ROUND): New macro for the round/ptest instructions which
9942 are shared between SSE4.1 and SSE5.
9943 (OPTION_MASK_ISA_ROUND): Ditto.
9944 (OPTION_ISA_ROUND): Ditto.
9945 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9946 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9948 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9949 (-mfused-madd): New switch to give users control over whether the
9950 compiler optimizes to use the multiply/add SSE5 instructions.
9952 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9953 (ix86_handle_option): Turn off 3dnow if -msse5.
9954 (override_options): Add SSE5 support.
9955 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9957 (ix86_expand_sse_movcc): Add SSE5 support.
9958 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9959 vector type to the next largest size.
9960 (ix86_expand_sse5_pack): New function to use pperm to pack a
9961 vector type to the next smallest size.
9962 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9963 (IX86_BUILTIN_FMADDSD): Ditto.
9964 (IX86_BUILTIN_FMADDPS): Ditto.
9965 (IX86_BUILTIN_FMADDPD): Ditto.
9966 (IX86_BUILTIN_FMSUBSS): Ditto.
9967 (IX86_BUILTIN_FMSUBSD): Ditto.
9968 (IX86_BUILTIN_FMSUBPS): Ditto.
9969 (IX86_BUILTIN_FMSUBPD): Ditto.
9970 (IX86_BUILTIN_FNMADDSS): Ditto.
9971 (IX86_BUILTIN_FNMADDSD): Ditto.
9972 (IX86_BUILTIN_FNMADDPS): Ditto.
9973 (IX86_BUILTIN_FNMADDPD): Ditto.
9974 (IX86_BUILTIN_FNMSUBSS): Ditto.
9975 (IX86_BUILTIN_FNMSUBSD): Ditto.
9976 (IX86_BUILTIN_FNMSUBPS): Ditto.
9977 (IX86_BUILTIN_FNMSUBPD): Ditto.
9978 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9979 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9980 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9981 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9982 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9983 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9984 (IX86_BUILTIN_PPERM): Ditto.
9985 (IX86_BUILTIN_PERMPS): Ditto.
9986 (IX86_BUILTIN_PERMPD): Ditto.
9987 (IX86_BUILTIN_PMACSSWW): Ditto.
9988 (IX86_BUILTIN_PMACSWW): Ditto.
9989 (IX86_BUILTIN_PMACSSWD): Ditto.
9990 (IX86_BUILTIN_PMACSWD): Ditto.
9991 (IX86_BUILTIN_PMACSSDD): Ditto.
9992 (IX86_BUILTIN_PMACSDD): Ditto.
9993 (IX86_BUILTIN_PMACSSDQL): Ditto.
9994 (IX86_BUILTIN_PMACSSDQH): Ditto.
9995 (IX86_BUILTIN_PMACSDQL): Ditto.
9996 (IX86_BUILTIN_PMACSDQH): Ditto.
9997 (IX86_BUILTIN_PMADCSSWD): Ditto.
9998 (IX86_BUILTIN_PMADCSWD): Ditto.
9999 (IX86_BUILTIN_PHADDBW): Ditto.
10000 (IX86_BUILTIN_PHADDBD): Ditto.
10001 (IX86_BUILTIN_PHADDBQ): Ditto.
10002 (IX86_BUILTIN_PHADDWD): Ditto.
10003 (IX86_BUILTIN_PHADDWQ): Ditto.
10004 (IX86_BUILTIN_PHADDDQ): Ditto.
10005 (IX86_BUILTIN_PHADDUBW): Ditto.
10006 (IX86_BUILTIN_PHADDUBD): Ditto.
10007 (IX86_BUILTIN_PHADDUBQ): Ditto.
10008 (IX86_BUILTIN_PHADDUWD): Ditto.
10009 (IX86_BUILTIN_PHADDUWQ): Ditto.
10010 (IX86_BUILTIN_PHADDUDQ): Ditto.
10011 (IX86_BUILTIN_PHSUBBW): Ditto.
10012 (IX86_BUILTIN_PHSUBWD): Ditto.
10013 (IX86_BUILTIN_PHSUBDQ): Ditto.
10014 (IX86_BUILTIN_PROTB): Ditto.
10015 (IX86_BUILTIN_PROTW): Ditto.
10016 (IX86_BUILTIN_PROTD): Ditto.
10017 (IX86_BUILTIN_PROTQ): Ditto.
10018 (IX86_BUILTIN_PROTB_IMM): Ditto.
10019 (IX86_BUILTIN_PROTW_IMM): Ditto.
10020 (IX86_BUILTIN_PROTD_IMM): Ditto.
10021 (IX86_BUILTIN_PROTQ_IMM): Ditto.
10022 (IX86_BUILTIN_PSHLB): Ditto.
10023 (IX86_BUILTIN_PSHLW): Ditto.
10024 (IX86_BUILTIN_PSHLD): Ditto.
10025 (IX86_BUILTIN_PSHLQ): Ditto.
10026 (IX86_BUILTIN_PSHAB): Ditto.
10027 (IX86_BUILTIN_PSHAW): Ditto.
10028 (IX86_BUILTIN_PSHAD): Ditto.
10029 (IX86_BUILTIN_PSHAQ): Ditto.
10030 (IX86_BUILTIN_FRCZSS): Ditto.
10031 (IX86_BUILTIN_FRCZSD): Ditto.
10032 (IX86_BUILTIN_FRCZPS): Ditto.
10033 (IX86_BUILTIN_FRCZPD): Ditto.
10034 (IX86_BUILTIN_CVTPH2PS): Ditto.
10035 (IX86_BUILTIN_CVTPS2PH): Ditto.
10036 (IX86_BUILTIN_COMEQSS): Ditto.
10037 (IX86_BUILTIN_COMNESS): Ditto.
10038 (IX86_BUILTIN_COMLTSS): Ditto.
10039 (IX86_BUILTIN_COMLESS): Ditto.
10040 (IX86_BUILTIN_COMGTSS): Ditto.
10041 (IX86_BUILTIN_COMGESS): Ditto.
10042 (IX86_BUILTIN_COMUEQSS): Ditto.
10043 (IX86_BUILTIN_COMUNESS): Ditto.
10044 (IX86_BUILTIN_COMULTSS): Ditto.
10045 (IX86_BUILTIN_COMULESS): Ditto.
10046 (IX86_BUILTIN_COMUGTSS): Ditto.
10047 (IX86_BUILTIN_COMUGESS): Ditto.
10048 (IX86_BUILTIN_COMORDSS): Ditto.
10049 (IX86_BUILTIN_COMUNORDSS): Ditto.
10050 (IX86_BUILTIN_COMFALSESS): Ditto.
10051 (IX86_BUILTIN_COMTRUESS): Ditto.
10052 (IX86_BUILTIN_COMEQSD): Ditto.
10053 (IX86_BUILTIN_COMNESD): Ditto.
10054 (IX86_BUILTIN_COMLTSD): Ditto.
10055 (IX86_BUILTIN_COMLESD): Ditto.
10056 (IX86_BUILTIN_COMGTSD): Ditto.
10057 (IX86_BUILTIN_COMGESD): Ditto.
10058 (IX86_BUILTIN_COMUEQSD): Ditto.
10059 (IX86_BUILTIN_COMUNESD): Ditto.
10060 (IX86_BUILTIN_COMULTSD): Ditto.
10061 (IX86_BUILTIN_COMULESD): Ditto.
10062 (IX86_BUILTIN_COMUGTSD): Ditto.
10063 (IX86_BUILTIN_COMUGESD): Ditto.
10064 (IX86_BUILTIN_COMORDSD): Ditto.
10065 (IX86_BUILTIN_COMUNORDSD): Ditto.
10066 (IX86_BUILTIN_COMFALSESD): Ditto.
10067 (IX86_BUILTIN_COMTRUESD): Ditto.
10068 (IX86_BUILTIN_COMEQPS): Ditto.
10069 (IX86_BUILTIN_COMNEPS): Ditto.
10070 (IX86_BUILTIN_COMLTPS): Ditto.
10071 (IX86_BUILTIN_COMLEPS): Ditto.
10072 (IX86_BUILTIN_COMGTPS): Ditto.
10073 (IX86_BUILTIN_COMGEPS): Ditto.
10074 (IX86_BUILTIN_COMUEQPS): Ditto.
10075 (IX86_BUILTIN_COMUNEPS): Ditto.
10076 (IX86_BUILTIN_COMULTPS): Ditto.
10077 (IX86_BUILTIN_COMULEPS): Ditto.
10078 (IX86_BUILTIN_COMUGTPS): Ditto.
10079 (IX86_BUILTIN_COMUGEPS): Ditto.
10080 (IX86_BUILTIN_COMORDPS): Ditto.
10081 (IX86_BUILTIN_COMUNORDPS): Ditto.
10082 (IX86_BUILTIN_COMFALSEPS): Ditto.
10083 (IX86_BUILTIN_COMTRUEPS): Ditto.
10084 (IX86_BUILTIN_COMEQPD): Ditto.
10085 (IX86_BUILTIN_COMNEPD): Ditto.
10086 (IX86_BUILTIN_COMLTPD): Ditto.
10087 (IX86_BUILTIN_COMLEPD): Ditto.
10088 (IX86_BUILTIN_COMGTPD): Ditto.
10089 (IX86_BUILTIN_COMGEPD): Ditto.
10090 (IX86_BUILTIN_COMUEQPD): Ditto.
10091 (IX86_BUILTIN_COMUNEPD): Ditto.
10092 (IX86_BUILTIN_COMULTPD): Ditto.
10093 (IX86_BUILTIN_COMULEPD): Ditto.
10094 (IX86_BUILTIN_COMUGTPD): Ditto.
10095 (IX86_BUILTIN_COMUGEPD): Ditto.
10096 (IX86_BUILTIN_COMORDPD): Ditto.
10097 (IX86_BUILTIN_COMUNORDPD): Ditto.
10098 (IX86_BUILTIN_COMFALSEPD): Ditto.
10099 (IX86_BUILTIN_COMTRUEPD): Ditto.
10100 (IX86_BUILTIN_PCOMEQUB): Ditto.
10101 (IX86_BUILTIN_PCOMNEUB): Ditto.
10102 (IX86_BUILTIN_PCOMLTUB): Ditto.
10103 (IX86_BUILTIN_PCOMLEUB): Ditto.
10104 (IX86_BUILTIN_PCOMGTUB): Ditto.
10105 (IX86_BUILTIN_PCOMGEUB): Ditto.
10106 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
10107 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
10108 (IX86_BUILTIN_PCOMEQUW): Ditto.
10109 (IX86_BUILTIN_PCOMNEUW): Ditto.
10110 (IX86_BUILTIN_PCOMLTUW): Ditto.
10111 (IX86_BUILTIN_PCOMLEUW): Ditto.
10112 (IX86_BUILTIN_PCOMGTUW): Ditto.
10113 (IX86_BUILTIN_PCOMGEUW): Ditto.
10114 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
10115 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
10116 (IX86_BUILTIN_PCOMEQUD): Ditto.
10117 (IX86_BUILTIN_PCOMNEUD): Ditto.
10118 (IX86_BUILTIN_PCOMLTUD): Ditto.
10119 (IX86_BUILTIN_PCOMLEUD): Ditto.
10120 (IX86_BUILTIN_PCOMGTUD): Ditto.
10121 (IX86_BUILTIN_PCOMGEUD): Ditto.
10122 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
10123 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
10124 (IX86_BUILTIN_PCOMEQUQ): Ditto.
10125 (IX86_BUILTIN_PCOMNEUQ): Ditto.
10126 (IX86_BUILTIN_PCOMLTUQ): Ditto.
10127 (IX86_BUILTIN_PCOMLEUQ): Ditto.
10128 (IX86_BUILTIN_PCOMGTUQ): Ditto.
10129 (IX86_BUILTIN_PCOMGEUQ): Ditto.
10130 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
10131 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
10132 (IX86_BUILTIN_PCOMEQB): Ditto.
10133 (IX86_BUILTIN_PCOMNEB): Ditto.
10134 (IX86_BUILTIN_PCOMLTB): Ditto.
10135 (IX86_BUILTIN_PCOMLEB): Ditto.
10136 (IX86_BUILTIN_PCOMGTB): Ditto.
10137 (IX86_BUILTIN_PCOMGEB): Ditto.
10138 (IX86_BUILTIN_PCOMFALSEB): Ditto.
10139 (IX86_BUILTIN_PCOMTRUEB): Ditto.
10140 (IX86_BUILTIN_PCOMEQW): Ditto.
10141 (IX86_BUILTIN_PCOMNEW): Ditto.
10142 (IX86_BUILTIN_PCOMLTW): Ditto.
10143 (IX86_BUILTIN_PCOMLEW): Ditto.
10144 (IX86_BUILTIN_PCOMGTW): Ditto.
10145 (IX86_BUILTIN_PCOMGEW): Ditto.
10146 (IX86_BUILTIN_PCOMFALSEW): Ditto.
10147 (IX86_BUILTIN_PCOMTRUEW): Ditto.
10148 (IX86_BUILTIN_PCOMEQD): Ditto.
10149 (IX86_BUILTIN_PCOMNED): Ditto.
10150 (IX86_BUILTIN_PCOMLTD): Ditto.
10151 (IX86_BUILTIN_PCOMLED): Ditto.
10152 (IX86_BUILTIN_PCOMGTD): Ditto.
10153 (IX86_BUILTIN_PCOMGED): Ditto.
10154 (IX86_BUILTIN_PCOMFALSED): Ditto.
10155 (IX86_BUILTIN_PCOMTRUED): Ditto.
10156 (IX86_BUILTIN_PCOMEQQ): Ditto.
10157 (IX86_BUILTIN_PCOMNEQ): Ditto.
10158 (IX86_BUILTIN_PCOMLTQ): Ditto.
10159 (IX86_BUILTIN_PCOMLEQ): Ditto.
10160 (IX86_BUILTIN_PCOMGTQ): Ditto.
10161 (IX86_BUILTIN_PCOMGEQ): Ditto.
10162 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
10163 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
10164 (enum multi_arg_type): New enum for describing the various SSE5
10165 intrinsic argument types.
10166 (bdesc_multi_arg): New table for SSE5 intrinsics.
10167 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
10168 (ix86_expand_multi_arg_builtin): New function for creating SSE5
10170 (ix86_expand_builtin): Add SSE5 intrinsic support.
10171 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
10172 operand instructions.
10173 (ix86_expand_sse5_multiple_memory): New function to split the
10174 second memory reference from SSE5 instructions.
10175 (type_has_variadic_args_p): Delete in favor of stdarg_p.
10176 (ix86_return_pops_args): Use stdarg_p to determine if the function
10177 has variable arguments.
10178 (ix86_setup_incoming_varargs): Ditto.
10179 (x86_this_parameter): Ditto.
10181 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
10183 (ix86_expand_sse5_pack): Ditto.
10184 (ix86_sse5_valid_op_p): Ditto.
10185 (ix86_expand_sse5_multiple_memory): Ditto.
10187 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
10188 constant for SSE5 support.
10189 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
10190 (UNSPEC_SSE5_TRUEFALSE): Ditto.
10191 (UNSPEC_SSE5_PERMUTE): Ditto.
10192 (UNSPEC_SSE5_ASHIFT): Ditto.
10193 (UNSPEC_SSE5_LSHIFT): Ditto.
10194 (UNSPEC_FRCZ): Ditto.
10195 (UNSPEC_CVTPH2PS): Ditto.
10196 (UNSPEC_CVTPS2PH): Ditto.
10197 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
10198 (PCOM_TRUE): Ditto.
10199 (COM_FALSE_S): Ditto.
10200 (COM_FALSE_P): Ditto.
10201 (COM_TRUE_S): Ditto.
10202 (COM_TRUE_P): Ditto.
10203 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
10204 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
10206 (memory attribute): Ditto.
10207 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10208 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
10209 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10210 (floor<mode>2): Ditto.
10211 (ceil<mode>2): Ditto.
10212 (btrunc<mode>2): Ditto.
10213 (nearbyintdf2): Ditto.
10214 (nearbyintsf2): Ditto.
10215 (sse_setccsf): Disable if SSE5.
10216 (sse_setccdf): Ditto.
10217 (sse5_setcc<mode>): New support for SSE5 conditional move.
10218 (sse5_pcmov_<mode>): Ditto.
10220 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
10221 (SSEMODEF4): Ditto.
10222 (SSEMODEF2P): Ditto.
10223 (ssemodesuffixf4): New mode attribute for SSE5.
10224 (ssemodesuffixf2s): Ditto.
10225 (ssemodesuffixf2c): Ditto.
10226 (sserotatemax): Ditto.
10227 (ssescalarmode): Ditto.
10228 (sse_maskcmpv4sf3): Disable if SSE5.
10229 (sse_maskcmpv2df3): Ditto.
10230 (sse_vmmaskcmpv4sf3): Ditto.
10231 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
10232 (sse5_vmfmadd<mode>4): Ditto.
10233 (sse5_fmsub<mode>4): Ditto.
10234 (sse5_vmfmsub<mode>4): Ditto.
10235 (sse5_fnmadd<mode>4): Ditto.
10236 (sse5_vmfnmadd<mode>4): Ditto.
10237 (sse5_fnmsub<mode>4): Ditto.
10238 (sse5_vmfnmsub<mode>4): Ditto.
10239 (sse5i_fmadd<mode>4): Ditto.
10240 (sse5i_fmsub<mode>4): Ditto.
10241 (sse5i_fnmadd<mode>4): Ditto.
10242 (sse5i_fnmsub<mode>4): Ditto.
10243 (sse5i_vmfmadd<mode>4): Ditto.
10244 (sse5i_vmfmsub<mode>4): Ditto.
10245 (sse5i_vmfnmadd<mode>4): Ditto.
10246 (sse5i_vmfnmsub<mode>4): Ditto.
10247 (mulv16qi3): Add SSE5 support.
10249 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
10250 (sse2_mulv4si3): Disable if SSE5.
10251 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
10252 (sse4_1_roundps): Ditto.
10253 (sse4_1_roundsd): Ditto.
10254 (sse4_1_roundss): Ditto.
10255 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
10257 (sse_maskcmpsf3): Ditto.
10258 (sse_vmmaskcmpv4sf3): Ditto.
10259 (sse2_maskcmpv2df3): Ditto.
10260 (sse2_maskcmpdf3): Ditto.
10261 (sse2_vmmaskcmpv2df3): Ditto.
10262 (sse2_eq<mode>3): Ditto.
10263 (sse2_gt<mode>3): Ditto.
10264 (sse5_pcmov_<mode>): Add SSE5 support.
10265 (vec_unpacku_hi_v16qi): Ditto.
10266 (vec_unpacks_hi_v16qi): Ditto.
10267 (vec_unpacku_lo_v16qi): Ditto.
10268 (vec_unpacks_lo_v16qi): Ditto.
10269 (vec_unpacku_hi_v8hi): Ditto.
10270 (vec_unpacks_hi_v8hi): Ditto.
10271 (vec_unpacku_lo_v8hi): Ditto.
10272 (vec_unpacks_lo_v8hi): Ditto.
10273 (vec_unpacku_hi_v4si): Ditto.
10274 (vec_unpacks_hi_v4si): Ditto.
10275 (vec_unpacku_lo_v4si): Ditto.
10276 (vec_unpacks_lo_v4si): Ditto.
10277 (sse5_pmacsww): New SSE5 intrinsic insn.
10278 (sse5_pmacssww): Ditto.
10279 (sse5_pmacsdd): Ditto.
10280 (sse5_pmacssdd): Ditto.
10281 (sse5_pmacssdql): Ditto.
10282 (sse5_pmacssdqh): Ditto.
10283 (sse5_pmacsdqh): Ditto.
10284 (sse5_pmacsswd): Ditto.
10285 (sse5_pmacswd): Ditto.
10286 (sse5_pmadcsswd): Ditto.
10287 (sse5_pmadcswd): Ditto.
10288 (sse5_pcmov_<move>): Conditional move support on SSE5.
10289 (sse5_phaddbw): New SSE5 intrinsic insn.
10290 (sse5_phaddbd): Ditto.
10291 (sse5_phaddbq): Ditto.
10292 (sse5_phaddwd): Ditto.
10293 (sse5_phaddwq): Ditto.
10294 (sse5_phadddq): Ditto.
10295 (sse5_phaddubw): Ditto.
10296 (sse5_phaddubd): Ditto.
10297 (sse5_phaddubq): Ditto.
10298 (sse5_phadduwd): Ditto.
10299 (sse5_phadduwq): Ditto.
10300 (sse5_phaddudq): Ditto.
10301 (sse5_phsubbw): Ditto.
10302 (sse5_phsubwd): Ditto.
10303 (sse5_phsubdq): Ditto.
10304 (sse5_pperm): Ditto.
10305 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10306 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10307 (sse5_pperm_sign_v8hi_v4si): Ditto.
10308 (sse5_pperm_zero_v8hi_v4si): Ditto.
10309 (sse5_pperm_sign_v4si_v2di): Ditto.
10310 (sse5_pperm_sign_v4si_v2di): Ditto.
10311 (sse5_pperm_pack_v2di_v4si): Ditto.
10312 (sse5_pperm_pack_v4si_v8hi): Ditto.
10313 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10314 (sse5_perm<mode>): New SSE5 intrinsic insn.
10315 (rotl<mode>3): Ditto.
10316 (sse5_rotl<mode>3): Ditto.
10317 (sse5_ashl<mode>3): Ditto.
10318 (sse5_lshl<mode>3): Ditto.
10319 (sse5_frcz<mode>2): Ditto.
10320 (sse5s_frcz<mode>2): Ditto.
10321 (sse5_cvtph2ps): Ditto.
10322 (sse5_cvtps2ph): Ditto.
10323 (sse5_vmmaskcmp<mode>3): Ditto.
10324 (sse5_com_tf<mode>3): Ditto.
10325 (sse5_maskcmp<mode>3): Ditto.
10326 (sse5_maskcmp_uns<mode>3): Ditto.
10327 (sse5_maskcmp_uns2<mode>3): Ditto.
10328 (sse5_pcom_tf<mode>3): Ditto.
10330 * config/i386/predicates.md (sse5_comparison_float_operator):
10331 New predicate to match the comparison operators supported by
10332 the SSE5 com instruction.
10333 (ix86_comparison_int_operator): New predicate to match just the
10334 signed int comparisons.
10335 (ix86_comparison_uns_operator): New predicate to match just the
10336 unsigned int comparisons.
10338 * doc/invoke.texi (-msse5): Add documentation.
10339 (-mfused-madd): Ditto.
10341 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10343 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10345 (x86_64-*-*): Ditto.
10347 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10349 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10350 intrinisics for SSE5.
10352 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10355 * config/i386/mmintrin-common.h: New file, to contain common
10356 instructions between SSE4.1 and SSE5.
10358 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10359 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10360 (gen_regparm_prefix): Ditto.
10362 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10363 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10364 prototype_p to determine if a function is prototyped.
10366 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
10368 * c-common.c (c_common_reswords) add the alignof keyword,
10369 with same RID as __alignof and __alignof__
10371 2009-08-25 Anatoly Sokolov <aesok@post.ru>
10373 * hooks.h (hook_bool_const_int_const_int_true): Declare.
10374 * hooks.c (hook_bool_const_int_const_int_true): New function.
10375 * target.h (struct gcc_target): Add can_eliminate field.
10376 * target-def.h (TARGET_CAN_ELIMINATE): Define.
10377 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
10378 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
10379 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
10380 (elim_table): Revise comment.
10381 * system.h (CAN_ELIMINATE): Poison.
10382 * defaults.h (CAN_ELIMINATE): Remove.
10383 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10385 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
10386 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
10388 (alpha_vms_can_eliminate): Declare as static, change return type to
10390 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
10392 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
10393 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
10394 (arm_can_eliminate): New function.
10396 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
10397 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
10398 (avr_can_eliminate): Declare as static.
10399 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10401 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10402 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10403 (bfin_can_eliminate): New function.
10405 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10406 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10407 (crx_can_eliminate): New function.
10409 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10410 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10411 (fr30_can_eliminate): New function.
10413 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10414 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10415 (frv_can_eliminate): New function.
10417 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10418 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10419 (h8300_can_eliminate): New function.
10421 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10422 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10423 (i386_can_eliminate): Declare as static, change return type to bool.
10424 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10426 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10427 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10428 (ia64_can_eliminate): New function.
10430 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10431 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10432 (iq2000_can_eliminate): New function.
10434 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10435 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10436 (m32r_can_eliminate): New function.
10438 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10439 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10440 (m68hc11_can_eliminate): New function.
10442 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10443 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10444 (m68k_can_eliminate): New function.
10446 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10447 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10448 (mep_can_eliminate): New function.
10450 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10451 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10452 (mips_can_eliminate): New function.
10454 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10455 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10456 (rs6000_can_eliminate): New function.
10458 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10459 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10460 (s390_can_eliminate): Declare as static.
10461 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10463 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10464 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10465 (score_can_eliminate): New function.
10467 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10468 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10469 (sparc_can_eliminate): Declare as static.
10470 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10472 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10473 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10474 (xstormy16_can_eliminate): New function.
10476 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10477 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10478 (v850_can_eliminate): New function.
10480 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10482 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10483 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10484 (*movdfcc_ext[1234]): Disable for IEEE mode.
10486 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10488 * gimplify.c (prepare_gimple_addressable): New static function.
10489 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10491 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10492 manually fiddling with it.
10494 2009-08-25 Michael Matz <matz@suse.de>
10496 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10497 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10499 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10500 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10501 (do_jump): Split out code for simple binary comparisons into ...
10502 (do_jump_1): ... this, taking the individual operands and code.
10503 Change callers to helper function above accordingly.
10504 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10507 2009-08-25 Michael Matz <matz@suse.de>
10509 * expr.h (struct separate_ops, sepops): New type for passing
10510 around an exploded simple expression.
10511 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10512 Use this structure instead of expression tree.
10513 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10514 expression, only its type.
10515 (expand_vec_cond_expr): Take type and individual operands instead
10516 of full expression.
10517 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10518 expand_vec_shift_expr): Change prototype accordingly.
10519 * tree-vect-stmts.c (vectorizable_condition): Change call of
10520 expand_vec_cond_expr_p to pass only type.
10521 * expr.c (do_store_flags): Change prototype and implementation
10522 to take an exploded expression.
10523 (expand_expr_real_1): New local ops initialized with details
10524 of the full expression. Use it instead of full
10525 expression in calls to do_store_flags, expand_vec_cond_expr,
10526 expand_widen_pattern_expr and expand_vec_shift_expr.
10528 2009-08-25 Michael Matz <matz@suse.de>
10530 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10531 treeop2 initialized with first three operands of the full expression.
10532 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10534 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10536 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10537 (__gthread_objc_condition_allocate): Mark arguments as unused.
10538 (__gthread_objc_condition_deallocate): Likewise.
10539 (__gthread_objc_condition_wait): Likewise.
10540 (__gthread_objc_condition_broadcast): Likewise.
10541 (__gthread_objc_condition_signal): Likewise.
10542 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10543 (__gthread_objc_thread_id): Likewise.
10545 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10547 PR middle-end/41149
10548 * tree-pretty-print.c (print_call_name): Print the correct call name
10549 for procedure pointer components.
10551 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10553 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10554 default_promote_function_mode when not VMS.
10556 2009-08-24 Olivier Hainque <hainque@adacore.com>
10558 * convert.c (convert_to_integer): Don't assume an input pointer is
10559 POINTER_SIZE wide. Fetch from the type instead.
10561 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10563 * configure.ac (AC_PREREQ): Bump to 2.64.
10565 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10567 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10568 (process_command): Don't search standard_exec_prefix_1 and
10569 standard_exec_prefix_2.
10571 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10573 * config/arm/arm.c (output_return_instruction): Handle for
10576 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10578 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10580 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10582 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10583 (*arm_movdf_vfp): Likewise.
10585 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10587 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10588 (vashr<mode>3): Rename from ashr<mode>3.
10589 (vlshr<mode>3): Rename from lshr<mode>3.
10591 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10594 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10595 (check_format_info_main): Use scalar_identify_flag.
10596 (check_format_types): Check for scalar size identity if
10597 scalar_identify_flag is set.
10598 (printf_length_specs): Extend by new field.
10599 (asm_fprintf_length_specs): Likewise.
10600 (gcc_diag_length_specs): Likewise.
10601 (scanf_length_specs): Likewise.
10602 (strfmon_length_specs): Likewise.
10603 (gcc_gfc_length_specs): Likewise.
10604 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10605 (ms_printf_flag_specs): Likewise.
10606 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10608 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10611 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10612 (*call_value_pop_1): Ditto.
10613 (*sibcall_pop_1): New insn pattern.
10614 (*sibcall_value_pop_1): Ditto.
10616 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10619 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10622 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10625 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10626 (get_reg_use_in): New function.
10627 (forward_propagate_subreg): Propagate through subreg of zero_extend
10630 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10632 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10633 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10635 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10637 * configure.ac: Remove --with-datarootdir, --with-docdir,
10638 --with-htmldir switches. No need to call AC_SUBST for
10639 datarootdir, docdir, htmldir any more.
10640 * configure: Regenerate.
10641 * doc/install.texi (Configuration): Document --datarootdir,
10642 --docdir, --htmldir, --pdfdir; update documentation for
10643 --infodir, --mandir.
10644 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10647 * aclocal.m4: Regenerate.
10648 * config.in: Regenerate.
10649 * configure: Regenerate.
10651 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10652 Olivier Hainque <hainque@adacore.com>
10654 * config/ia64/ia64.c: Include libfuncs.h.
10655 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10656 (ia64_expand_call): Use reg 25 on VMS.
10657 (ia64_initialize_trampoline): Fix for VMS ABI.
10658 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10659 (ia64_function_arg): Initialize reg 25 on VMS.
10660 Fix OpenVMS ABI issues for varargs.
10661 For OpenVMS, emit the Argument Information register set in the
10662 incoming/sibcall case as well.
10663 (ia64_arg_type): New function.
10664 (ia64_function_arg_advance): Keep track of cum->words.
10665 Fix OpenVMS ABI issues for varargs.
10666 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10667 (ia64_override_options): Set flag_no_common on VMS.
10668 (ia64_init_builtins): Disable FWRITE builtin.
10669 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10670 (ia64_vms_init_libfuncs): Add decc$ routines.
10671 (ia64_vms_valid_pointer_mode): New function.
10672 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10673 (ia64_promote_function_mode): New function
10674 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10675 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10676 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10677 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10678 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10679 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10680 Suppress trailing '#' if VALUE is numeric.
10681 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10682 ia64_promote_function_mode.
10683 (TARGET_VALID_POINTER_MODE): Define.
10685 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10688 * config/rs6000/rs6000.c (rs6000_override_options): Use
10689 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10692 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10693 reporting of vector + decimal/boolean/complex error.
10695 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10697 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10698 __vector double TYPE_DECL.
10700 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10702 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10703 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10704 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10705 to pointer to enum machine_mode. Update all callers as needed.
10707 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10709 * config/alpha/alpha.md (exception_receiver): Emit alternative
10710 GP load sequence if flag_reorder_blocks_and_partition is set.
10711 (*exception_receiver_2): Also enable when
10712 flag_reorder_blocks_and_partition is set.
10714 2009-08-20 Matt Rice <ratmice@gmail.com>
10715 Diego Novillo <dnovillo@google.com>
10717 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10720 2009-08-20 Richard Guenther <rguenther@suse.de>
10722 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10723 * c-tree.h (c_dup_lang_specific_decl): Remove.
10724 (struct lang_decl, struct lang_type): Move definitions ...
10725 * c-lang.h: ... here. New file.
10726 * c-decl.c: Include c-lang.h.
10727 (c_dup_lang_specific_decl): Remove.
10728 * c-typeck.c: Include c-lang.h.
10729 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10730 (c-typeck.o): Likewise.
10731 * c-config-lang.in (gtfiles): Add c-lang.h.
10732 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10735 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10737 * config/alpha/alpha.c (alpha_end_function): Do not clear
10738 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10739 this is now handled in generic code.
10741 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10743 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10744 (s390_z10_fix_long_loop_prediction): New function.
10745 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10746 (s390_reorg): Walk over the INSNs and invoke
10747 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10749 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10751 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10752 "*brx_64bit", "*brx_31bit"): New patterns.
10753 * config/s390/s390.c ('E'): New output modifier.
10755 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10756 Richard Earnshaw <richard.earnshaw@arm.com>
10758 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10759 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10761 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10763 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10765 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10766 for mode mode of operand0 when doing secondary reload for SAR.
10768 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10770 PR middle-end/41123
10771 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10772 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10774 2009-08-19 Jason Merrill <jason@redhat.com>
10776 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10777 supported template depth in C++0x.
10779 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10781 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10782 free_after_compilation.
10783 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10784 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10785 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10786 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10787 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10788 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10789 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10791 2009-08-19 Ian Lance Taylor <iant@google.com>
10793 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10794 of (plus (mult (neg B) C) A).
10796 2009-08-18 Michael Matz <matz@suse.de>
10798 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10799 instead of comparing TYPE_MAIN_VARIANT for equality.
10800 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10801 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10802 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10803 * gimplify.c (goa_lhs_expr_p): Ditto and use
10804 STRIP_USELESS_TYPE_CONVERSION.
10806 2009-08-18 Michael Matz <matz@suse.de>
10808 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10809 first field in a struct.
10810 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10812 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10814 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10815 locators before emit_insn is called. Remove assert that
10817 (alpha_end_function): Clear crtl->emit structure and free insn
10818 locators if cfun->is_thunk is true.
10820 2009-08-18 Jason Merrill <jason@redhat.com>
10822 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10824 * configure.ac: Test for it.
10825 * configure, config.in: Regenerate.
10826 * doc/install.texi: Document --enable-gnu-unique-object.
10828 2009-08-18 Richard Guenther <rguenther@suse.de>
10830 PR middle-end/41094
10831 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10832 pow(x,y*z) only if x is nonnegative.
10834 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10836 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10840 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10841 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10843 2009-08-17 DJ Delorie <dj@redhat.com>
10845 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10846 * config/m32c/prologue.md (epilogue_freit): New.
10848 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10849 (bank_switch_p): Likewise.
10850 (fast_interrupt_p): Likewise.
10851 (interrupt_p): Likewise.
10852 (m32c_conditional_register_usage): Round memregs size up.
10853 (need_to_save): We only need to save $a0 when we use ENTER.
10854 (interrupt_p): Check for fast_interrupt too.
10855 (bank_switch_p): New.
10856 (fast_interrupt_p): New.
10857 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10858 (m32c_emit_prolog): Support bank switching and fast interrupts.
10859 * doc/extend.texi (Function Attributes): Add bank_switch and
10862 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10864 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10865 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10867 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10869 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10870 (menu): Add IA-64/VMS Options.
10871 (IA-64/VMS Options): Likewise.
10873 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10876 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10878 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10880 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10881 (mips_pop_asm_switch): Likewise.
10882 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10884 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10885 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10886 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10887 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10888 instead of set_noreorder.
10889 (mips_output_function_prologue): Use the new functions.
10890 (mips_output_function_epilogue): Likewise.
10891 (mips_need_noat_wrapper_p): New function, split out from...
10892 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10893 Use mips_push_asm_switch and mips_pop_asm_switch.
10894 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10895 and mips_pop_asm_switch.
10896 (ASM_OUTPUT_REG_POP): Likewise.
10897 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10898 Use mips_pop_asm_switch.
10899 (mips_asm_switch): New structure.
10900 (set_noreorder, set_nomacro): Replace with...
10901 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10902 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10903 instead of set_nomacro.
10904 (fix_truncsfsi2_macro): Likewise.
10905 (cprestore): Likewise.
10906 (hazard): Use mips_noreorder instead of set_noreorder.
10907 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10909 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10911 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10912 from prev_active_insn.
10914 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10916 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10917 * config/avr/avr.c (avr_override_options): Initialize
10918 avr_current_arch variable.
10919 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10920 __AVR_HAVE_16BIT_SP__ according to the device type.
10921 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10923 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10924 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10926 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10929 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10930 generating inlined subroutine die only. We shouldn't be
10931 called for anything else.
10932 (gen_block_die): Don't generate inline subroutine debug info for
10935 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10937 * graphite-poly.c (print_pbb): Print PBB index.
10939 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10941 PR middle-end/40981
10942 * graphite-interchange.c (ppl_max_for_le): Moved...
10943 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10944 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10945 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10946 * graphite-ppl.h (ppl_max_for_le): Declared.
10948 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10950 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10951 supported on all platforms.
10952 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10953 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10954 * c-pragma.c: Likewise.
10955 * target-def.h (TARGET_INITIALIZER): Remove
10956 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10957 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10959 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10961 * config/ia64/fde-vms.c: New file.
10962 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10963 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10964 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10965 (uw_frame_state_for): Only register a personality routine if it is
10966 known to be compatible with our expectations.
10967 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10968 Declare unw_table_entry stack variable and
10969 mod all calls to _Unwind_FindTableEntry to add arg.
10970 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10971 (_Unwind_FindTableEntry): Add arg to prototype.
10973 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10975 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10976 field 'signal_pfs_loc'.
10977 (uw_frame_state_for): Remove duplicate code dealing with leaf
10978 procedures without unwind info.
10979 If in the frame after unwinding through a signal handler, restore
10980 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10981 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10982 'pfs_loc' to the AR.PFS location in the signal context; instead
10983 set 'signal_pfs_loc'.
10984 Manually generate the unwind info for the AR.PFS register.
10985 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10986 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10987 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10988 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10989 instead set 'signal_pfs_loc'.
10990 Remove code preventing the AR.PFS register from being restored
10991 from the signal context.
10993 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10994 Tristan Gingold <gingold@adacore.com>
10996 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10997 * config/ia64/t-vms: New file.
10998 * config/ia64/vms64.h: New file.
10999 * config/ia64/vms.h: New file.
11000 * config/ia64/vms-crtinit.asm: New file.
11001 * config/ia64/vms_symvec_libgcc_s.opt: New file.
11002 * config/ia64/vms-unwind.h: New file.
11004 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11006 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
11009 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11011 PR middle-end/30789
11012 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
11013 Move declaration...
11014 * real.h (do_mpc_arg2): ... here.
11015 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
11018 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
11020 * final.c (add_debug_prefix_map): Don't use GC memory for
11021 old_prefix and new_prefix.
11023 2009-08-14 Richard Guenther <rguenther@suse.de>
11025 * ipa-prop.c (compute_complex_pass_through): If we cannot
11026 compute a non-varying offset for IPA_JF_ANCESTOR punt.
11028 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11030 * c-lex.c (c_lex_with_flags): Increase size of local variable
11031 to avoid memory clobber.
11033 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
11036 * config/i386/i386.c (ix86_fp_comparison_strategy):
11037 Only enable/disable sahf at function granularity.
11039 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
11041 PR rtl-optimization/41064
11042 * reload1.c (reload_as_needed): Don't call extract_insn
11043 for known invalid replacements after calling
11044 validate_replace_rtx_group and verify_changes.
11046 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
11049 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
11050 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
11051 ix86_expand_fp_vcond.
11052 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
11053 Assert that operation is supported by ix86_expand_int_vcond.
11054 (vcondu<SSEMODE124C8:mode>): Ditto.
11056 2009-08-13 DJ Delorie <dj@redhat.com>
11058 * config/i386/djgpp-stdint.h: New.
11059 * config.gcc (djgpp): Use it.
11061 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
11063 * config/sh/sh.c (sh_override_options): When flag_exceptions or
11064 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
11066 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11068 * tree-ssa-loop-prefetch.c
11069 (prune_ref_by_group_reuse): Enhance probabilistic analysis
11070 for long-stride pruning.
11071 (compute_miss_rate): New function to compute the probability
11072 that two memory references access different cache lines.
11074 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
11076 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
11078 2009-08-13 Richard Guenther <rguenther@suse.de>
11080 PR middle-end/41047
11081 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
11082 use the constant pointer type.
11083 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
11084 of CV qualifiers on the target pointer type.
11085 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
11086 conversion check before restrict check.
11088 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11091 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
11093 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11095 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
11097 2009-08-12 Richard Guenther <rguenther@suse.de>
11099 PR tree-optimization/41011
11100 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
11101 and reference constructing.
11103 2009-08-12 Xinliang David Li <davidxl@google.com>
11105 PR tree-optimization/41012
11106 * tree-flow.h : New external interface.
11107 * gimple-low.c (check_call_arg): Change to public function.
11108 Remove argument mismatch check in lowering.
11109 * tree-inline.h (tree_can_inline_p): Interface change.
11110 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
11111 into this function.
11112 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
11113 Call change to tree_can_inline_p function.
11114 (cgraph_decide_inlining_incrementally): Ditto.
11116 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
11118 PR tree-optimization/41031
11119 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
11120 on the partition variable rather than promote_mode on the source
11121 type. Assert that the partition variable's type has the same
11122 mode as the source value's.
11124 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
11126 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
11127 for for_return == 2.
11128 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
11130 * calls.c (expand_call): Fix typo.
11131 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
11133 * stmt.c (expand_value_return): Use promote_function_mode to copy out
11135 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
11136 * config/cris/cris.c (cris_promote_function_mode): Likewise.
11137 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
11138 * config/pa/pa.c (pa_promote_function_mode): Likewise.
11140 2009-08-12 Andrew Haley <aph@redhat.com>
11142 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
11144 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11147 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11149 2009-08-12 Richard Guenther <rguenther@suse.de>
11151 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
11152 * gimplify.c (gimplify_modify_expr): Do not use
11153 lang_hooks.types_compatible_p.
11154 * tree-ssa.c (useless_type_conversion_p): For aggregates
11155 just return false if the canonical types differ.
11157 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11159 PR middle-end/40980
11160 * sese.c (convert_for_phi_arg): New.
11161 (add_guard_exit_phis): Use convert_for_phi_arg.
11163 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11165 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
11166 unknown subscript upper bounds.
11168 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11169 Pranav Garg <pranav.garg2107@gmail.com>
11171 * graphite-interchange.c (gather_access_strides): Removed.
11172 (ppl_max_for_le): New.
11173 (build_linearized_memory_access): New.
11174 (memory_stride_in_loop): New.
11175 (pbb_interchange_profitable_p): Reimplemented.
11176 * graphite-ppl.h (ppl_new_id_map): New.
11177 (ppl_interchange): New.
11179 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11181 * graphite-interchange.c (compute_subscript): Removed.
11182 (compute_array_size_cstr): Removed.
11183 (compute_array_size_poly): Removed.
11184 (compute_array_size): Removed.
11185 (gather_access_strides_poly): Removed.
11186 (gather_access_strides): Empty.
11188 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11190 * graphite-dependences.c (dependence_polyhedron_1): Replace
11191 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
11192 (graphite_legal_transform_dr): Same.
11193 (graphite_carried_dependence_level_k): Same.
11194 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
11195 Initialize PDR_NB_SUBSCRIPTS.
11196 (print_pdr_access_layout): Replace pdr_nb_subscripts with
11198 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
11199 (PDR_NB_SUBSCRIPTS): New.
11200 (pdr_nb_subscripts): Removed.
11201 (pdr_dim): Simplified.
11202 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
11203 with PDR_NB_SUBSCRIPTS.
11205 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11207 * graphite-interchange.c (compute_array_size): Remove use of
11208 PDR_DATA_CONTAINER.
11209 * graphite-poly.c (new_poly_dr): Remove argument data_container.
11210 Do not initialize PDR_DATA_CONTAINER.
11211 (print_pdr): Do not print PDR_DATA_CONTAINER.
11212 * graphite-poly.h (struct poly_dr): Remove data_container field.
11213 (PDR_DATA_CONTAINER): Removed.
11214 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11215 PDR_DATA_CONTAINER.
11216 (build_poly_dr): Same.
11218 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11219 Sebastian Pop <sebastian.pop@amd.com>
11221 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
11222 copy of the dependence polyhedron. Free the temporary objects.
11223 (graphite_carried_dependence_level_k): Free unused objects before
11226 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11228 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
11229 Early return without analyzing the data dependences if no
11230 transform has been done. Call restore_scattering if the transform
11232 (graphite-interchange.c): Same.
11233 * graphite-poly.c (print_scattering_function): Test for
11235 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
11236 (apply_poly_transforms): Do not gcc_assert that
11237 the transform is legal.
11238 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
11239 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
11240 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
11241 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
11242 * graphite-poly.h (struct poly_scattering): New.
11243 (struct poly_bb): Add original, transformed, and saved fields.
11244 Remove transformed_scattering, original_scattering,
11245 nb_local_variables and nb_scattering_transform fields.
11246 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
11247 (poly_scattering_new): New.
11248 (poly_scattering_free): New.
11249 (poly_scattering_copy): New.
11250 (store_scattering_pbb): New.
11251 (store_scattering): New.
11252 (restore_scattering_pbb): New.
11253 (restore_scattering): New.
11254 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
11255 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
11257 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11259 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
11260 (print_scop): Same.
11262 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11264 * Makefile.in (graphite.o): Depends on PREDICT_H.
11265 * graphite.c: Include predict.h.
11266 (graphite_finalize): Call tree_estimate_probability.
11267 * predict.c (predict_loops): Do not call scev_initialize and
11269 (tree_estimate_probability_bb): New.
11270 (tree_estimate_probability): Do not initialize loops: move that
11271 code to the driver. Call tree_estimate_probability_bb.
11272 (tree_estimate_probability_driver): New.
11273 (pass_profile): Use tree_estimate_probability_driver.
11274 * predict.h (tree_estimate_probability): Declared.
11276 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11278 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11279 * graphite-dependences.c (graphite_legal_transform): Add time to
11280 TV_GRAPHITE_DATA_DEPS.
11281 (dependency_between_pbbs_p): Same.
11282 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11284 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11286 PR rtl-optimization/41033
11287 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11288 aliasing is disabled.
11290 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11292 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11293 si_mask_operand, and_load_operand, low_bitmask_operand,
11294 and_reg_operand, and_operand): New predicates.
11295 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11296 * config/mips/mips.c (and_operands_ok): New function.
11297 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11298 * config/mips/mips.md (move_type): Add ext_ins and logical.
11299 (type): Handle them.
11300 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11301 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11302 shift_shift. Remove commutative constraint modifier.
11303 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11305 (*clear_upper32_dext): Remove define_insn_and_split.
11306 (*clear_upper32): Turn this define_insn_and_split ...
11307 (splitter for ANDing register with 0xffff_ffff): .. into this.
11309 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11311 * combine.c (try_widen_shift_mode): Factor out code to check if an
11312 integer constant is a low-order bitmask from here ...
11313 * rtlanal.c (low_bitmask_len): ... to here.
11314 * rtl.h (low_bitmask_len): Declare.
11316 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11319 * config/alpha/alpha.md (addsi3): Remove expander.
11320 (addsi3): Rename from *addsi3_internal insn pattern.
11321 (subsi3): Remove expander.
11322 (subsi3): Rename from *subsi3_internal insn pattern.
11324 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11326 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11329 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11330 Eric Botcazou <botcazou@adacore.com>
11331 Douglas B Rupp <rupp@gnat.com>
11333 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11334 that records that fit in 64 bits are returned by immediate value,
11335 as required by OpenVMS Calling Standard.
11336 (function_value): Adjust for above modification.
11337 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11338 virtual_incoming_args_rtx as base object, not next_arg.
11339 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11341 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11343 * reload.c (find_reloads_subreg_address): Check the original
11344 req_equiv_mem address to detect the case where an address is
11345 not valid in the outer mode.
11347 2009-08-11 Richard Guenther <rguenther@suse.de>
11350 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11352 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11354 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11355 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11357 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11358 Douglas B Rupp <rupp@gnat.com>
11360 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11361 PT_STACK when frame_pointer_needed on OpenVMS.
11362 (alpha_pv_save_size, alpha_using_fp): Remove.
11363 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11364 with proper processing for PT_NULL.
11365 (alpha_vms_initial_elimination_offset): New function. Support for
11366 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
11367 (alpha_sa_size): Force procedure type to PT_STACK when
11368 frame_pointer_needed on OpenVMS.
11369 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
11370 (alpha_using_fp): Likewise.
11371 (alpha_vms_can_eliminate): Add prototype.
11372 (alpha_vms_initial_elimination_offset): Likewise.
11373 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
11374 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
11376 2009-08-10 Eric Botcazou <botcazou@adacore.com>
11377 Douglas B Rupp <rupp@gnat.com>
11379 * config/alpha/alpha.c (common_object_handler): New function.
11380 (vms_attribute_table): Declare a single attribute "common_object".
11381 (vms_output_aligned_decl_common): New global function.
11382 (SECTION_VMS_OVERLAY): Delete.
11383 (SECTION_VMS_GLOBAL): Likewise.
11384 (SECTION_VMS_INITIALIZE): Likewise.
11385 (vms_asm_named_section): Remove support for above flags.
11386 (vms_section_type_flags): Delete.
11387 (TARGET_SECTION_TYPE_FLAGS): Likewise.
11388 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
11389 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
11390 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
11392 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11395 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
11396 (sub_ddmmss): Likewise.
11398 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11401 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11404 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11407 * reload1.c (reload_as_needed): Use cancel_changes to completely
11408 undo a failed replacement attempt.
11410 2009-08-10 Richard Guenther <rguenther@suse.de>
11412 PR middle-end/41006
11413 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11414 (useless_type_conversion_p): ... here. Require pointer targets
11417 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11420 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11421 loose the original type of the statement list.
11423 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11425 * config/alpha/alpha.c: Include libfuncs.h
11426 (avms_asm_output_extern): New function.
11427 (alpha_init_libfuncs): Init some decc libfuncs.
11428 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11429 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11430 (DO_CRTL_NAMES): Define.
11431 (LIB_SPEC): Remove.
11432 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11433 (LONG_TYPE_SIZE): Define.
11434 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11435 (SUBTARGET_SWITCHES): Define malloc64 switch.
11436 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11437 (MASK_RETURN_ADDR): Define.
11438 doc/invoke.texi (mmalloc64): Document switch.
11440 2009-08-09 Olivier Hainque <hainque@adacore.com>
11441 Douglas B Rupp <rupp@gnat.com>
11443 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11444 uses_condition_handler.
11445 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11446 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11447 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11448 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11449 (code_for_builtin): New insn codes for the new alpha_builtins.
11450 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11451 (alpha_sa_size): Account for uses_condition_handler.
11452 (alpha_expand_prologue): Likewise.
11453 (alpha_start_function): Likewise.
11454 (alpha_expand_epilogue): Likewise.
11455 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11456 establish/revert expanders.
11457 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11458 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11459 New expander, resorting to the alpha.c associated function.
11460 (builtin_revert_vms_condition_handler): Likewise.
11461 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11462 __gcc_shell_handler, the static VMS condition handler used as
11463 an indirection wrapper to the current dynamically established
11465 * config/alpha/vms-unwind.h: Complete rewrite.
11466 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11467 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11469 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11470 Douglas B Rupp <rupp@gnat.com>
11472 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11473 (alpha_need_linkage): Handle aliases. Return function symbol.
11474 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11475 Use ultimate alias target for the linkage name.
11476 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11477 by alpha_need_linkage for the function symbol.
11478 (setmemdi): Likewise.
11480 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11482 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11483 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11484 (ASM_WEAKEN_LABEL): Define.
11485 (CRT_CALL_STATIC_FUNCTION): Define.
11486 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11487 (ENDFILE_SPEC): Define.
11488 (INIT_SECTION_ASM_OP): Define.
11489 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11490 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11491 crtend.o crtendS.o.
11492 (MULTILIB_OSDIRNAMES): Define.
11493 (shlib_version): Define.
11494 (SHLIB_EXT): Define.
11495 (SHLIB_OBJS): Define.
11496 (SHLIB_NAME): Define.
11497 (SHLIB_MULTILIB): Define.
11498 (SHLIB_INSTALL): Define.
11499 (SHLIB_SYMVEC): Define.
11500 (SHLIB_SYMVECX2): Define.
11501 (SHLIB_LINK): Define.
11503 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11505 * config/alpha/alpha.c (alpha_initialize_trampoline):
11506 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11507 (alpha_start_function): Emit transfer address on nested functions
11508 for VMS trampoline call.
11509 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11510 since no longer used.
11511 * config/alpha/vms-tramp.asm: Remove.
11512 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11513 since now only data initialized at runtime.
11515 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11517 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11518 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11519 (MD_EXEC_PREFIX): Remove, no longer used.
11520 (MD_STARTFILE_PREFIX): Likewise.
11521 (INCLUDE_DEFAULTS): Likewise.
11522 * config/alpha/t-vms:
11523 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11525 2009-08-09 Richard Guenther <rguenther@suse.de>
11527 PR tree-optimization/41016
11528 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11529 (operand_precision): Remove.
11530 (integral_operand_p): Likewise.
11531 (recognize_single_bit_test): Adjust.
11533 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11535 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11536 operation overflows. Likewise non-cast unary arithmetic.
11537 If one arm of a conditional expression is always taken,
11538 inhibit evaluation warnings for the other arm. Likewise inhibit
11539 evaluation warnings for the second && or || operand if the first
11540 operand is enough to determine the result.
11541 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11543 (build_binary_op): Prevent duplicate evaluation warnings.
11545 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11547 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11548 and destination have different modes, Use promote_mode to
11549 determine the signedness of the conversion. Assert that the
11550 promoted source mode matches the destination mode. Don't pass
11551 the destination and destination mode to expand_expr if the source
11552 mode is different. Simplify conversion logic.
11554 2009-08-09 Ira Rosen <irar@il.ibm.com>
11556 PR tree-optimization/41008
11557 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11558 from condition only in case it's a comparison. Adjust checks.
11560 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11562 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11563 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11564 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11565 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11566 (dump_cand): Handle them.
11567 (struct iv_cand): New members COST_STEP and AINC_USE.
11568 (stmt_after_increment): Likewise.
11569 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11570 callers changed. Use gimple_uid comparison instead of scanning.
11571 (add_candidate_1): When looking for identical candidates, take
11572 AINC_USE into account. Set it for new candidates.
11573 (force_expr_to_var_cost): Cast target_spill_cost to int.
11574 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11575 All callers changed. Check for availability of autoinc addressing
11576 modes, both in general for a given mode, and in the specific use case.
11577 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11579 (get_computation_cost): Likewise.
11580 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11581 add_autoinc_candidates): New static functions.
11582 (add_candidate): Call add_autoinc_candidates for candidates based on
11584 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11585 (determine_use_iv_cost_address): If we have an autoinc candidate at
11586 the matching use, verify autoinc is possible and subtract the cost
11587 of the candidate's step from the cost.
11588 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11589 member of the candidate.
11590 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11591 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11593 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11595 * config.build (ia64-hp-*vms*): New target.
11596 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11597 with ia64-hp-*vms*.
11598 * config.gcc (ia64-hp-*vms*): New target.
11599 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11600 with ia64-hp-*vms*.
11601 * config.host (ia64-hp-*vms*): New target.
11602 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11603 with ia64-hp-*vms*.
11605 2009-08-08 Richard Guenther <rguenther@suse.de>
11607 PR tree-optimization/40991
11608 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11610 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11612 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11613 mode check. Do truncations in an integer mode.
11614 (force_to_mode): Handle subregs for all mode types. Only do
11615 arithmetic simplifications on integer modes.
11617 2009-08-07 Richard Guenther <rguenther@suse.de>
11619 PR tree-optimization/40999
11620 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11621 (maybe_fold_reference): Lookup constant initializers.
11622 (fold_gimple_assign): Likewise.
11624 2009-08-07 Richard Guenther <rguenther@suse.de>
11626 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11627 that require structural equality defer to the langhook.
11629 2009-08-07 Martin Jambor <mjambor@suse.cz>
11631 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11633 (struct ipa_pass_through_data): New type.
11634 (struct ipa_ancestor_jf_data): New type.
11635 (union jump_func_value): Removed field formal_id, added fields
11636 pass_through and ancestor.
11637 (struct ipa_param_call_note): Changed type of formal_id to int from
11639 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11640 operations jump functions and ancestor jump functions.
11641 (compute_complex_pass_through): New function.
11642 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11643 reflect changes in the jump function strucutre.
11644 (update_jump_functions_after_inlining): Ignore complex pass-through
11645 and ancestor jump functions.
11646 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11647 polynomial pass-through with operation jump functions.
11649 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11651 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11652 fde->dw_fde_begin as begin label instead of hot/cold label.
11653 Use LLSDAC label instead of LLSDA for second section lsda.
11654 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11655 label instead of LLSDA if it is true.
11656 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11658 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11659 SECTION argument. Use it as index into crtl->eh.call_site_record
11661 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11662 use it to determine how to print table entries instead of using
11663 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11664 label instead of normal begin label as base.
11665 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11666 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11667 ensure no EH range spans between sections and that landing pads
11668 are always in the corresponding section.
11669 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11670 for crtl->eh.call_site_record being an array rather than scalar.
11671 (output_one_function_exception_table): New function, copied
11672 from output_function_exception_table. Adjust
11673 dw2_size_of_call_site_table, dw2_output_call_site_table
11674 callers. For SECOND section use *C suffixed labels.
11675 (output_function_exception_table): Call
11676 output_one_function_exception_table and, when doing hot/cold
11677 partitioning, also another time for the second section.
11678 * opts.c: Include except.h.
11679 (decode_options): Allow -freorder-blocks-and-partition with
11680 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11681 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11682 * function.h (struct rtl_eh): Change call_site_record from
11683 scalar into array of 2 elements.
11685 2009-08-07 Martin Jambor <mjambor@suse.cz>
11687 * ipa-prop.c (count_formal_params_1): New function.
11688 (ipa_get_vector_of_formal_parms): New function.
11689 (get_vector_of_formal_parm_types): New function.
11690 (ipa_modify_formal_parameters): New function.
11691 (ipa_modify_call_arguments): New function.
11692 (index_in_adjustments_multiple_times_p): New function.
11693 (ipa_combine_adjustments): New function.
11694 (ipa_dump_param_adjustments): New function.
11695 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11696 (ipa_get_vector_of_formal_parms): Declare.
11697 (ipa_modify_formal_parameters): Declare.
11698 (ipa_modify_call_arguments): Declare.
11699 (ipa_combine_adjustments): Declare.
11700 (ipa_dump_param_adjustments): Declare.
11701 (build_ref_for_offset): Declare.
11702 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11703 * tree-sra.c: Include ipa-prop.c.
11704 (build_ref_for_offset): Make public.
11706 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11708 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11710 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11712 * gcc/doc/extend.texi (__builtin_extract_return_address)
11713 (__builtin_frob_return_address): Document.
11715 2009-08-06 Paul Brook <paul@codesourcery.com>
11717 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11718 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11719 implementation on ARMv6-M.
11721 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11723 * doc/extend.texi (pcs): Document new attribute for ARM.
11725 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11727 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11730 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11732 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11735 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11737 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11739 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11741 Merge ARM/hard_vfp_branch to trunk.
11743 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11745 * arm.c (libcall_eq): New function.
11746 (libcall_hash): New function.
11747 (add_libcall): New function.
11748 (arm_libcall_uses_aapcs_base): New function.
11749 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11750 libcalls using the base PCS.
11751 (arm_init_cumulative_args): Likewise.
11753 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11755 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11756 Use base ABI for conversion libfuncs between HFmode and SFmode.
11758 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11760 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11761 V4SImode as representatives of all 64-bit and 128-bit vector
11762 types. Allow vector types without vector modes.
11763 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11764 without vector modes like BLKmode.
11765 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11766 BLKmode. Avoid unsupported vector modes or TImode moves for
11768 (aapcs_vfp_allocate_return_reg): Likewise.
11769 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11770 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11772 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11774 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11775 (arm_get_pcs_model): Pass attribute arguments to
11776 arm_pcs_from_attribute.
11777 (arm_init_cumulative_args): Use base AAPCS for conversions from
11778 floating-point types to DImode.
11779 (arm_attribute_table): Add pcs attribute.
11780 (arm_handle_pcs_attribute): New.
11781 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11782 conversions from floating-point types to DImode, also declare them
11783 to use base AAPCS and declare functions they call to use base
11784 AAPCS and their RTABI names.
11786 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11788 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11789 -mfloat-abi=hard not being supported for VFP.
11791 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11793 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11794 SYMBOL_REF to hard_libcall_value.
11796 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11797 Richard Earnshaw <rearnsha@arm.com>
11799 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11800 has been put on the stack, all remaining co-processory arguments for
11801 that co-processor also go on the stack.
11803 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11805 * config/arm/arm.c (arm_return_in_memory): Handle returning
11806 vectors of suitable size in registers also for AAPCS case.
11808 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11810 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11812 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11814 ARM Hard-VFP calling convention
11815 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11816 * target.h (gcc_target): Add libcall_value to table of call hooks.
11817 * targhooks.h (default_libcall_value): Default implementation.
11818 * targhooks.c (default_libcall_value): Likewise.
11819 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11820 * optabs.c (expand_unop): Use it.
11821 * expr.h (hard_libcall_value): Pass the function RTX through.
11822 * calls.c (emit_library_call_value_1): Update call to
11823 hard_libcall_value.
11824 * explow.c (hard_libcall_value): Use new target hook.
11825 * config/arm/arm.c: Include cgraph.h
11826 (TARGET_FUNCTION_VALUE): Override default hook.
11827 (arm_pcs_default): New variable.
11828 (arm_override_options): Don't fault hard calling convention with VFP.
11829 Add support for AAPCS variants.
11830 (arm_function_value): Make static. Handle AAPCS variants.
11831 (arm_libcall_value): New function.
11832 (arm_apply_result_size): Handle VFP registers in results.
11833 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11835 (pcs_attribute_args): New variable.
11836 (arm_pcs_from_attribute): New function.
11837 (arm_get_pcs_model): New function.
11838 (aapcs_vfp_cum_init): New function.
11839 (aapcs_vfp_sub_candidate): New function.
11840 (aapcs_vfp_is_return_candidate): New function.
11841 (aapcs_vfp_is_call_candidate): New function.
11842 (aapcs_vfp_allocate): New function.
11843 (aapcs_vfp_allocate_return_reg): New function.
11844 (aapcs_vfp_advance): New function.
11845 (aapcs_cp_arg_layout): New variable.
11846 (aapcs_select_call_coproc): New function.
11847 (aapcs_select_return_coproc): New function.
11848 (aapcs_allocate_return_reg): New function.
11849 (aapcs_libcall_value): New function.
11850 (aapcs_layout_arg): New function.
11851 (arm_init_cumulative_args): Initialize AAPCS args data.
11852 (arm_function_arg): Handle AAPCS variants using new interface.
11853 (arm_arg_parital_bytes): Likewise.
11854 (arm_function_arg_advance): New function.
11855 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11856 calling conventions.
11857 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11858 * arm.h (NUM_VFP_ARG_REGS): Define.
11859 (LIBCALL_VALUE): Update.
11860 (FUNCTION_VALUE): Delete.
11861 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11862 (arm_pcs): New enum.
11863 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11864 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11865 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11866 * arm-protos.h (arm_function_arg_advance): Add.
11867 (aapcs_libcall_value): Add.
11868 (arm_function_value): Delete.
11870 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11871 H.J. Lu <hongjiu.lu@intel.com>
11874 * config/i386/i386.c (standard_sse_mode_p): Remove.
11875 (standard_sse_constant_p): Return 2 for integer mode
11876 vector_all_ones_operand when SSE2 is enabled.
11877 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11878 (ix86_expand_vector_move): Do not check for negative values from
11879 standard_sse_constant_p.
11881 2009-08-06 Richard Guenther <rguenther@suse.de>
11883 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11884 array type comparisons frontend independent.
11885 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11886 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11887 out array reference lower bound and element size operands.
11888 (ao_ref_init_from_vn_reference): Properly compute the offset
11889 for ARRAY_RANGE_REF.
11890 (vn_reference_fold_indirect): Fill out array reference lower
11891 bound and element size operands.
11892 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11893 a non gimple valued reference operand which can happen for
11894 array reference lower bound or element size.
11895 (create_component_ref_by_pieces_1): Properly generate the
11896 element size operand for array references.
11898 2009-08-06 Richard Guenther <rguenther@suse.de>
11900 PR tree-optimization/40964
11901 * tree.c (iterative_hash_host_wide_int): Export.
11902 * tree.h (iterative_hash_host_wide_int): Declare.
11903 * tree-ssa-structalias.c (heapvar_map): New struct.
11904 (heapvar_map_eq): New function.
11905 (heapvar_map_hash): Likewise.
11906 (heapvar_lookup): Adjust.
11907 (heapvar_insert): Likewise.
11908 (make_constraint_from_heapvar): Allow multiple heap variables
11909 per decl at different offsets.
11910 (init_alias_heapvars): Adjust.
11912 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11914 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11915 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11916 trailing sync if TARGET_SYNC_AFTER_SC.
11918 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11920 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11921 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11922 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11923 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11924 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11925 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11926 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11927 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11928 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11929 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11930 the prototype declaration match the definition.
11931 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11932 instructions explicitly. Add barrier_before and operands
11934 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11935 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11936 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11937 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11938 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11939 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11941 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11943 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11945 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11946 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11949 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11952 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11954 PR rtl-optimization/40924
11955 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11956 make sure canon_rtx (mem_address) isn't simpler than
11957 canon_rtx (expanded_mem_address).
11959 2009-08-05 Li Feng <nemokingdom@gmail.com>
11961 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11962 for each poly_bb_p.
11963 (build_scop_drs): Build alias set for each SCoP.
11965 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11967 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11968 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11969 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11970 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11971 (BASE_DRIVER_SELF_SPECS): Likewise.
11973 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11975 * tree-ssa-alias.c: Fix some comment typos.
11977 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11979 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11980 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11982 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11985 * simplify-rtx.c (simplify_binary_operation_1): Disable
11986 simplifications for decimal float operations.
11988 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11990 PR middle-end/40943
11991 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11992 operand of INDIRECT_REF.
11994 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11996 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11997 constants referencing TLS symbols.
11999 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12001 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
12002 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
12004 2009-08-03 Richard Guenther <rguenther@suse.de>
12006 * tree.c (make_vector_type): Build a main variant first,
12007 get the canonical one and then build the variant.
12008 * tree-ssa.c (useless_type_conversion_p_1): Handle
12010 (useless_type_conversion_p): Conversions to pointers to
12011 incomplete record types are useless.
12013 2009-08-03 Richard Guenther <rguenther@suse.de>
12015 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
12016 file will be created.
12017 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
12018 * toplev.c (compile_file): Adjust comment.
12020 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
12022 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
12023 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
12024 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12025 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12026 (sh_promote_function_mode): Fix typo.
12028 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
12030 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
12032 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12034 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
12035 declaration arguments.
12037 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
12039 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
12040 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
12041 (ix86_split_ashl): Ditto.
12042 (ix86_expand_vector_init_one_nonzero): Ditto.
12043 (ix86_expand_vector_set): Ditto.
12044 (ix86_expand_reduc_v4sf): Ditto.
12046 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
12048 * explow.c (promote_function_mode): Remove assert.
12049 * config/sh/sh.c (sh_promote_function_mode): Declare.
12051 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12053 * config/pa/pa.c (pa_promote_function_mode): Declare.
12054 Change to static. Fix promote_mode call.
12056 * gthr-dce.h (CONST_CAST2): Define if not defined.
12057 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
12059 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
12061 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
12063 * expr.c (store_constructor): Use promote_decl_mode. Remove
12064 now write-only variable unsignedp.
12065 (expand_expr_real_1): Use promote_decl_mode.
12066 * expr.h (promote_function_mode, promote_decl_mode): New.
12067 (promote_mode): Remove last argument.
12068 * function.c (assign_temp): Drop last argument of promote_mode.
12069 (assign_parm_find_data_types): Use promote_function_mode.
12070 (assign_parm_setup_reg): Likewise.
12071 (expand_function_end): Use promote_function_mode.
12072 * calls.c (initialize_argument_information): Use promote_function_mode.
12073 (precompute_arguments): Use promote_mode instead of checking if
12074 only PROMOTE_FUNCTION_MODE is defined.
12075 (expand_call): When making sibcall decisions, use promote_function_mode.
12076 Below, remove an if for targetm.calls.promote_function_return and
12077 and use promote_function_mode.
12078 (emit_library_call_value_1): Use promote_function_mode, fix bug
12079 where promote_mode was passed FOR_CALL == 0 for a return value in an
12081 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12082 * explow.c (promote_function_mode, promote_decl_mode): New.
12083 (promote_mode): Keep only the FOR_CALL == 0 case.
12084 * combine.c (setup_incoming_promotion): Remove test of
12085 promote_function_args. Use promote_function_mode.
12086 * stmt.c (expand_value_return): Use promote_decl_mode.
12087 (expand_decl): Use promote_decl_mode.
12089 * expr.c (store_constructor): Use promote_decl_mode. Remove
12090 now write-only variable unsignedp.
12091 (expand_expr_real_1): Use promote_decl_mode.
12092 * expr.h (promote_function_mode, promote_decl_mode): New.
12093 (promote_mode): Remove last argument.
12094 * function.c (assign_temp): Drop last argument of promote_mode.
12095 (assign_parm_find_data_types): Use promote_function_mode.
12096 (assign_parm_setup_reg): Likewise.
12097 (expand_function_end): Use promote_function_mode.
12098 * calls.c (initialize_argument_information): Use promote_function_mode.
12099 (precompute_arguments): Use promote_mode instead of checking if
12100 only PROMOTE_FUNCTION_MODE is defined.
12101 (expand_call): When making sibcall decisions, use promote_function_mode.
12102 Below, remove an if for targetm.calls.promote_function_return and
12103 and use promote_function_mode.
12104 (emit_library_call_value_1): Use promote_function_mode, fix bug
12105 where promote_mode was passed FOR_CALL == 0 for a return value in an
12107 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12108 * explow.c (promote_function_mode, promote_decl_mode): New.
12109 (promote_mode): Keep only the FOR_CALL == 0 case.
12110 * combine.c (setup_incoming_promotion): Remove test of
12111 promote_function_args. Use promote_function_mode.
12112 * stmt.c (expand_value_return): Use promote_decl_mode.
12113 (expand_decl): Use promote_decl_mode.
12115 * explow.c (promote_function_mode): Just call the target hook.
12116 * targhooks.c (default_promote_function_mode,
12117 default_promote_function_mode_always_promote): New.
12118 * targhooks.h (default_promote_function_mode,
12119 default_promote_function_mode_always_promote): Declare.
12120 * target.h (promote_function_args, promote_function_return): Remove.
12121 (promote_function_mode): New.
12122 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
12123 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12124 (TARGET_PROMOTE_FUNCTION_MODE): New.
12125 (TARGET_CALLS): Adjust.
12126 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
12127 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
12129 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
12130 * config/s390/s390.c (s390_promote_function_mode): ... here,
12131 with pointer handling.
12132 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12133 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12135 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
12136 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
12137 with pointer handling.
12138 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12139 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12141 * config/sh/sh-protos.h (sh_promote_function_mode): New.
12142 * config/sh/sh.c (sh_promote_function_mode): New.
12143 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12144 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12146 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
12147 * config/cris/cris.c (cris_promote_function_mode): ... here.
12148 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12149 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12151 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
12152 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
12153 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12154 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12156 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
12157 * config/arm/arm.c (arm_promote_function_mode): ... here, without
12158 complex type handling.
12159 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12160 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12162 * config/pa/pa.c (pa_promote_function_mode): New.
12163 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12164 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12166 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
12167 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12168 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
12169 * config/xtensa/xtensa.c: Likewise.
12170 * config/stormy16/stormy16.c: Likewise.
12171 * config/iq2000/iq2000.c: Likewise.
12172 * config/rs6000/rs6000.c: Likewise.
12173 * config/picochip/picochip.c: Likewise.
12174 * config/arc/arc.c: Likewise.
12175 * config/mcore/mcore.c: Likewise.
12176 * config/score/score.c: Likewise.
12177 * config/mips/mips.c: Likewise.
12178 * config/bfin/bfin.c: Likewise.
12179 * config/ia64/ia64.c: Likewise (disabled though).
12181 * config/frv/frv.h: Remove pointless remark.
12183 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
12184 TARGET_PROMOTE_FUNCTION_ARGS,
12185 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
12186 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
12188 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
12190 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
12191 -floop-parallelize-all.
12192 * toplev.c (process_options): Rename flag_graphite_force_parallel to
12193 flag_loop_parallelize_all.
12194 * tree-ssa-loop.c (gate_graphite_transforms): Same.
12195 * graphite.c (graphite_transform_loops): Same.
12196 * common.opt: Same.
12197 * graphite-poly.c (apply_poly_transforms): Same.
12199 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
12201 PR tree-optimization/40914
12202 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
12203 if set, then check the delta field of the PMF record.
12204 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
12205 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
12206 call is stored in the delta.
12208 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12210 * config/mips/mips.md (*clear_upper32_dext): New pattern.
12212 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
12214 * config/i386/bsd.h (ASM_BYTE): New define.
12215 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12216 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12217 .byte. Use fputs or putc instead of fprintf where appropriate.
12218 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12219 fputs or putc instead of fprintf where appropriate.
12220 * config/i386/i386elf.h: Ditto.
12221 * config/i386/sysv4.h: Ditto.
12223 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
12224 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
12225 (*tls_global_dynamic_64): Ditto.
12227 2009-07-31 Christian Bruel <christian.bruel@st.com>
12229 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
12231 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12233 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
12234 Remove dead code for MINUS.
12236 2009-07-31 Anthony Green <green@moxielogic.com>
12238 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
12240 (moxie_expand_epilogue): Ditto for epilogue.
12241 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
12242 incoming arguments.
12243 (moxie_function_arg): Ditto.
12244 (moxie_pass_by_reference): Ditto.
12245 (moxie_arg_partial_bytes): Ditto.
12246 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12247 (FUNCTION_ARG_ADVANCE) Ditto.
12248 (REG_PARM_STACK_SPACE) Ditto.
12249 (FUNCTION_ARG_REGNO_P) Dito.
12251 * config.gcc: Add moxie linux config support.
12252 * gcc/config/moxie/uclinux.h: New file.
12254 2009-07-31 DJ Delorie <dj@redhat.com>
12256 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
12257 (UNSPECV_SP_SWITCH_E): New.
12258 (sp_switch_1): Change to an unspec.
12259 (sp_switch_2): Change to an unspec. Don't use post-inc when we
12261 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
12262 reference the new stack's address
12264 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12266 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
12267 graphite-clast-to-gimple.o, graphite-dependences.o,
12268 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12269 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
12270 (graphite-blocking.o,
12271 graphite-clast-to-gimple.o, graphite-dependences.o,
12272 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12273 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
12274 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12275 * cfgloop.h (struct loop): Add can_be_parallel field.
12276 * common.opt (fgraphite-identity): Moved up.
12277 (fgraphite-force-parallel): New flag.
12278 * graphite.c: Rewrite.
12279 * graphite.h: Rewrite.
12280 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12282 * toplev.c (graphite_out_file): New file descriptor.
12283 (graphite_in_file): New.
12284 (process_options): flag_graphite_force_parallel cannot be used without
12286 * tree-ssa-loop.c: Include toplev.h.
12287 (gate_graphite_transforms): Enable flag_graphite for
12288 flag_graphite_force_parallel.
12290 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12292 * ChangeLog.graphite: New.
12293 * graphite-blocking.c: New.
12294 * graphite-clast-to-gimple.c: New.
12295 * graphite-clast-to-gimple.h: New.
12296 * graphite-dependences.c: New.
12297 * graphite-dependences.h: New.
12298 * graphite-interchange.c: New.
12299 * graphite-poly.c: New.
12300 * graphite-poly.h: New.
12301 * graphite-ppl.c: New.
12302 * graphite-ppl.h: New.
12303 * graphite-scop-detection.c: New.
12304 * graphite-scop-detection.h: New.
12305 * graphite-sese-to-poly.c: New.
12306 * graphite-sese-to-poly.h: New.
12310 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12312 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12313 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12315 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12317 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12318 (scev_is_linear_expression): Return false if the evolution is not
12319 affine multivariate.
12321 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12323 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12324 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12326 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12328 * tree-data-ref.c (debug_data_references): New.
12329 (debug_data_reference): New.
12330 * tree-data-ref.h (debug_data_references): Declared.
12331 (debug_data_reference): Declared.
12333 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12335 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12336 * tree-data-ref.h (scop_p): Removed.
12337 (struct data_reference): Remove field scop.
12338 (DR_SCOP): Removed.
12339 (stmt_simple_memref_p): Removed.
12341 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12343 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12344 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12347 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12349 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12351 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12353 * doc/invoke.texi (-fgraphite-identity): Documented.
12355 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12357 * tree-scalar-evolution.c: Fix comment.
12358 (instantiate_scev_1): Return unknow from scev instantiation if the
12359 result is not above instantiate_below.
12361 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12363 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12364 static anymore. Instantiate the symbols that may have been introduced
12366 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
12369 2009-07-30 DJ Delorie <dj@redhat.com>
12371 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
12372 .vliw directive to VLIW sections.
12374 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12376 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
12378 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
12379 (AUTOHEADER): New variable.
12380 ($(srcdir)/cstamp-h.in): Use it.
12382 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12383 Pat Haugen <pthaugen@us.ibm.com>
12384 Revital Eres <ERES@il.ibm.com>
12386 * config/rs6000/vector.md (VEC_F): Add VSX support.
12389 (mov<mode>): Ditto.
12390 (vector_load_<mode>): Ditto.
12391 (vector_store_<mode>): Ditto.
12392 (vector GPR move split): Ditto.
12393 (vec_reload_and_plus_<mptrsize>): Ditto.
12394 (vec_reload_and_reg_<mptrsize>): Ditto.
12395 (add<mode>3): Ditto.
12396 (sub<mode>3): Ditto.
12397 (mul<mode>3): Ditto.
12398 (neg<mode>2): Ditto.
12399 (abs<mode>2): Ditto.
12400 (smin<mode>3): Ditto.
12401 (smax<mode>3): Ditto.
12402 (vector_eq<mode>): Ditto.
12403 (vector_gt<mode>): Ditto.
12404 (vector_ge<mode>): Ditto.
12405 (vector_gtu<mode>): Ditto.
12406 (vector_select_<mode>_uns): Ditto.
12407 (vector_eq_<mode>_p): Ditto.
12408 (vector_gt_<mode>_p): Ditto.
12409 (vector_ge_<mode>_p): Ditto.
12410 (vector_gtu_<mode>_p): Ditto.
12411 (cr6_test_for_zero): Ditto.
12412 (cr6_test_for_zero_reverse): Ditto.
12413 (cr6_test_for_lt): Ditto.
12414 (cr6_test_for_lt_reverse): Ditto.
12415 (xor<mode>3): Ditto.
12416 (ior<mode>3): Ditto.
12417 (and<mode>3): Ditto.
12418 (one_cmpl<mode>2): Ditto.
12419 (nor<mode>2): Ditto.
12420 (andc<mode>2): Ditto.
12421 (float<VEC_int<mode>2): Ditto.
12422 (unsigned_float<VEC_int><mode>2): Ditto.
12423 (fix_trunc<mode><VEC_int>2): Ditto.
12424 (fixuns_trunc<mode><VEC_int>2): Ditto.
12426 (vec_set<mode>): Ditto.
12427 (vec_extract<mode>): Ditto.
12428 (vec_interleave_highv4sf): Ditto.
12429 (vec_interleave_lowv4sf): Ditto.
12430 (vec_realign_load_<mode>): Ditto.
12431 (vec_shl_<mode>): Ditto.
12432 (vec_shr_<mode>): Ditto.
12433 (div<mode>3): New patterns for VSX.
12434 (vec_interleave_highv2df): Ditto.
12435 (vec_interleave_lowv2df): Ditto.
12436 (vec_pack_trunc_v2df): Ditto.
12437 (vec_pack_sfix_trunc_v2df): Ditto.
12438 (vec_pack_ufix_trunc_v2df): Ditto.
12439 (vec_unpacks_hi_v4sf): Ditto.
12440 (vec_unpacks_lo_v4sf): Ditto.
12441 (vec_unpacks_float_hi_v4si): Ditto.
12442 (vec_unpacks_float_lo_v4si): Ditto.
12443 (vec_unpacku_float_hi_v4si): Ditto.
12444 (vec_unpacku_float_lo_v4si): Ditto.
12445 (movmisalign<mode>): Ditto.
12446 (vector_ceil<mode>2): New patterns for vectorizing math library.
12447 (vector_floor<mode>2): Ditto.
12448 (vector_btrunc<mode>2): Ditto.
12449 (vector_copysign<mode>3): Ditto.
12451 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12452 predicate for setting the high bit in each word, used for copysign.
12454 * config/rs6000/ppc-asm.h (f19): Whitespace.
12455 (f32-f63): Define if VSX.
12456 (v0-v31): Define if Altivec.
12457 (vs0-vs63): Define if VSX.
12459 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12461 * config/rs6000/power7.md: New file, provide tuning parameters for
12464 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12465 (rs6000_cpu_cpp_builtins): Ditto.
12466 (altivec_overloaded_builtins): Ditto.
12467 (altivec_resolve_overloaded_builtin): Ditto.
12469 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12470 debug switch to disable vectorizing simple math builtin
12473 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12474 Vectorize simple math builtin functions.
12475 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12476 hook to vectorize math builtins.
12477 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12478 (rs6000_builtin_conversion): Add VSX/power7 support.
12479 (rs6000_builtin_vec_perm): Ditto.
12480 (vsplits_constant): Add support for loading up a vector constant
12481 with just the high bit set in each part.
12482 (rs6000_expand_vector_init): Add VSX/power7 support.
12483 (rs6000_expand_vector_set): Ditto.
12484 (rs6000_expand_vector_extract): Ditto.
12485 (rs6000_emit_move): Ditto.
12486 (bdesc_3arg): Ditto.
12487 (bdesc_2arg): Ditto.
12488 (bdesc_1arg): Ditto.
12489 (rs6000_expand_ternop_builtin): Ditto.
12490 (altivec_expand_builtin): Ditto.
12491 (rs6000_expand_unop_builtin): Ditto.
12492 (rs6000_init_builtins): Ditto.
12493 (altivec_init_builtins): Ditto.
12494 (builtin_function_type): Ditto.
12495 (rs6000_common_init_builtins): Ditto.
12496 (rs6000_handle_altivec_attribute); Ditto.
12497 (rs6000_mangle_type): Ditto.
12498 (rs6000_vector_mode_supported_p): Ditto.
12499 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12500 are mode dependent.
12502 * config/rs6000/vsx.md: New file for VSX support.
12504 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12505 identifing values with just the most significant bit set.
12506 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12507 vectorized builtins.
12509 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12510 (UNSPEC_VRFIM): Delete.
12511 (splitter for loading up vector with most significant bit): New
12512 splitter for vectorizing copysign.
12513 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12514 vectorizing simple math functions.
12515 (altivec_vrfip): Add support for vectorizing simple math functions.
12516 (altivec_vrfim): Ditto.
12517 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12519 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12520 (power7.md, vsx.md): Include for power7 support.
12521 (copysigndf3): Use VSX instructions if -mvsx.
12522 (negdf2_fpr): Ditto.
12523 (absdf2_fpr): Ditto.
12524 (nabsdf2_fpr): Ditto.
12525 (adddf3_fpr): Ditto.
12526 (subdf3_fpr): Ditto.
12527 (muldf3_fpr): Ditto.
12528 (divdf3_fpr): Ditto.
12529 (fix_truncdfdi2_fpr): Ditto.
12530 (cmpdf_internal1): Ditto.
12531 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12532 (btruncdf2, btruncdf2_fpr): Ditto.
12533 (ceildf2, ceildf2_fpr): Ditto.
12534 (floordf2, floordf2_fpr): Ditto.
12535 (floatdidf2, floatdidf2_fpr): Ditto.
12536 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12537 (fmsubdf4_fpr): Ditto.
12538 (fnmadddf4_fpr_1): Ditto.
12539 (fnmadddf4_fpr_2): Ditto.
12540 (fnmsubdf4_fpr_1): Ditto.
12541 (fnmsubdf4_fpr_2): Ditto.
12542 (fixuns_truncdfdi2): Add expander for VSX support.
12543 (fix_truncdfdi2): Ditto.
12544 (fix_truncdfsi2): Ditto.
12545 (ftruncdf2): Ditto.
12546 (btruncsf2): Whitespace.
12547 (movdf_hardfloat32): Add support for VSX registers.
12548 (movdf_softfloat32): Ditto.
12549 (movdf_hardfloat64): Ditto.
12550 (movdf_hardfloat64_mfpgpr): Ditto.
12551 (movdf_softfloat64): Ditto.
12552 (movti splitters): Add check for vector registers supporting
12553 TImode in the future.
12554 (bpermd): Add power7 bpermd instruction.
12556 * config/rs6000/altivec.h (vec_div): Define if VSX.
12559 (vec_nmadd): Ditto.
12560 (vec_nearbyint): Ditto.
12563 (all predicates): Use the generic builtin function, and not the V4SF
12564 specific function so that the predicates will work with VSX's V2DF.
12565 (vec_all_*): Ditto.
12566 (vec_any_*): Ditto.
12568 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12569 Document new VSX functions and types.
12571 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12574 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12575 "wa", and "j" constraints. Modify "v" to talk about Altivec
12576 instead of just vector.
12578 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12581 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12582 location for phi arguments.
12583 (rewrite_update_phi_arguments): Find locations for reaching defs.
12584 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12585 Add location to add_phi_arg calls.
12586 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12587 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12588 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12589 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12590 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12591 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12592 * tree-phinodes.c (make_phi_node): Initialize location.
12593 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12594 (add_phi_arg): Add location parameter.
12595 (remove_phi_arg_num): Move location when moving phi argument.
12596 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12598 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12599 slpeel_update_phi_nodes_for_guard1,
12600 slpeel_update_phi_nodes_for_guard2,
12601 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12602 vect_loop_versioning): Set locations.
12603 * tree-parloops.c (create_phi_for_local_result,
12604 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12605 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12606 * tree-vect-loop.c (get_initial_def_for_induction,
12607 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12609 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12610 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12611 (gimple_phi_arg_set_location): New. Set locus.
12612 (gimple_phi_arg_has_location): New. Check for locus.
12613 (redirect_edge_var_map_location): New. Return locus from var_map.
12614 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12615 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12616 combining PHI arguments.
12617 (cond_store_replacement): Set location.
12618 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12619 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12620 scop_add_exit_phis_edge): Add locations.
12621 * tree-cfgcleanup.c (remove_forwarder_block,
12622 remove_forwarder_block_with_phi): Add locations.
12623 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12624 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12626 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12627 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12628 flush_pending_stmts): Add source location.
12629 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12630 stack to preserve locations.
12631 * tree-vect-stmts.c (vectorizable_load): Add location.
12632 * tree-inline.c (copy_phis_for_bb): Copy locus.
12633 (setup_one_parameter): Add call locus to inlined parameter stmts.
12634 (initialize_inlined_parameters): Pass in call location as parameter
12636 (tree_function_versioning): Pass location to setup_one_parameter.
12637 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12638 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12639 copy and edge lists.
12640 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12641 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12642 locus parameter and override the stmt default if provided.
12643 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12644 elim_graph_add_edge, elim_graph_remove_succ_edge,
12645 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12646 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12647 eliminate_phi): Add locus info in elimination graph for each edge and
12649 (insert_backedge_copies): Copy locus if present.
12650 * tree-flow.h (struct _edge_var_map): Add locus field.
12651 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12652 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12653 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12655 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12657 2009-07-30 Martin Jambor <mjambor@suse.cz>
12659 PR tree-optimization/40570
12660 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12661 use inlining loops.
12663 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12665 * ssa-loop-manip.c: Include langhooks.h.
12666 (rewrite_phi_with_iv): New.
12667 (rewrite_all_phi_nodes_with_iv): New.
12668 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12669 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12670 * tree-parloops.c (loop_parallel_p): Move out all conditions
12671 except dependency check.
12672 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12673 (gen_parallel_loop): Call canonicalize_loop_ivs without
12674 reduction_list argument.
12675 (build_new_reduction): New.
12676 (gather_scalar_reductions): New.
12677 (try_get_loop_niter): New.
12678 (try_create_reduction_list): New.
12679 (parallleize_loops): Change the parallel conditions check.
12680 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12681 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12683 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12685 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12687 * doc/options.texi (Option properties): Mention new quoting syntax.
12689 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12691 * config/alpha/alpha.c (alpha_start_function):
12692 Handle VMS_DEBUG_MAIN_POINTER
12693 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12694 * doc/invoke.texi: Document -mdebug-main switch.
12696 2009-07-29 Richard Henderson <rth@redhat.com>
12698 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12699 (cgraph_create_edge_including_clones): Likewise.
12700 * tree-inline.c (copy_bb): Operate on the correct edges
12701 when updating the callgraph.
12703 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12705 * config/alpha/vms-cc.c: Deleted.
12706 * config/alpha/vms-ld.c: Deleted.
12707 * config/alpha/t-vms64: Moved to config/vms
12708 * config/alpha/vms-crt0-64.c: Moved to config/vms
12709 * config/alpha/vms-crt0.c: Moved to config/vms
12710 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12711 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12712 * config/alpha/xm-vms.h: Moved to config/vms
12713 * config/alpha/x-vms: Moved to config/vms
12714 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12716 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12717 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12719 * config/vms/t-vms64: Moved here from config/alpha
12720 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12721 (argc,argv,envp): Enforce 32bit malloc'ing.
12722 * config/vms/vms-psxcrt0-64.c: Likewise.
12723 * config/vms/vms-crt0.c: Moved here from config/alpha.
12724 * config/vms/vms-psxcrt0.c: Likewise.
12725 * config/vms/vms-crtl-64.h: New file.
12726 * config/vms/vms-crtl.h: New file.
12727 * config/vms/vms.opt: New file.
12728 * config/vms/xm-vms64.h: New file.
12729 * config/vms/xm-vms.h: Moved here from config/alpha.
12730 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12732 * config/vms/x-vms: Moved here from config/alpha.
12733 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12734 (vms-ld.o, vms-cc.o): Removed.
12735 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12737 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12739 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12740 correct stack (obvious VMS fix).
12742 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12744 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12745 date, version info if VMS_DEBUGGING_INFO defined.
12746 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12747 size, date calculating code moved here.
12749 2009-07-29 Paul Brook <paul@codesourcery.com>
12751 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12754 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12757 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12758 to DImode when generating insq_le insn.
12760 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12762 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12763 New macro set for VMS_DEBUGGGING_INFO.
12764 (AT_string_form): Use it.
12766 2009-07-28 DJ Delorie <dj@redhat.com>
12768 * config/mep/mep.c (vtext_section): New.
12769 (vftext_section): New.
12770 (ftext_section): New.
12771 (mep_select_section): Add support for functions.
12772 (mep_unique_section): Likewise.
12773 (mep_asm_init_sections): Likewise.
12774 (mep_encode_section_info): Remove it from here.
12776 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12778 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12780 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12781 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12783 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12785 * dwarf2out.c (output_file_names): Test new macro
12786 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12787 (add_comp_dir_attribute): Likewise.
12789 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12791 * config/i386/mingw-w64.h (LINK_SPEC): Add
12792 separating space between commands.
12794 2009-07-28 Jan Hubicka <jh@suse.cz>
12796 PR tree-optimization/40759
12797 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12800 2009-07-27 DJ Delorie <dj@redhat.com>
12802 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12803 types are dword-aligned.
12804 (mep_expand_va_start): Likewise.
12806 2009-07-27 Olivier Hainque <hainque@adacore.com>
12807 Douglas B Rupp <rupp@gnat.com>
12809 * convert.c (convert_to_pointer): Don't assume the target
12810 pointer type is POINTER_SIZE long. Fetch its precision instead.
12812 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12814 * system.h (fopen): Undefine if macro.
12816 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12818 * dwarf2out.c (output_cfi_p): Removed.
12819 (output_cfis): New function.
12820 (output_fde): New function, split from output_call_frame_info.
12821 (output_call_frame_info): Use it.
12822 (dwarf2out_switch_text_section): Use output_cfis.
12824 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12826 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12827 TARGET_BI_ARCH is specified without enabling SJLJ.
12828 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12829 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12831 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12833 * arm.md (negdi2): Use DImode if forcing a value into a register.
12835 2009-07-26 Ira Rosen <irar@il.ibm.com>
12837 PR tree-optimization/40801
12838 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12839 of vector operand from the previous copy of vector statement.
12840 Pass the correct definition type value to
12841 vect_get_vec_def_for_stmt_copy().
12843 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12845 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12846 const char ** conversion.
12848 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12850 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12851 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12852 (gcc_unreachable): Invoke __builtin_unreachable() if
12853 !ENABLE_ASSERT_CHECKING.
12855 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12857 PR rtl-optimization/40445
12858 * emit-rtl.c (next_nonnote_insn_bb): New function.
12859 * rtl.h (next_nonnote_insn_bb): Declare new function.
12860 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12861 with no successors that is the successor of the ENTRY_BLOCK.
12862 Continue from the top after removing an empty fallthrough block.
12863 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12864 of next_nonnote_insn.
12866 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12868 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12870 2009-07-25 Martin Jambor <mjambor@suse.cz>
12872 * c-common.c (c_common_attribute_table): New element for noclone.
12873 (handle_noclone_attribute): New function. Forward-declare.
12874 * tree-inline.c (tree_versionable_function_p): Check for noclone
12876 * doc/extend.texi (Labels as Values): Document need for noclone.
12877 (Function Attributes): Document noclone attribute.
12879 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12881 PR rtl-optimization/34999
12882 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12883 and dw_fde_switched_cold_to_hot fields.
12884 (output_cfi_p): New function.
12885 (output_call_frame_info): If fde->dw_fde_switched_sections,
12886 output 2 FDEs instead of one with corrupted header.
12887 (dwarf2out_do_cfi_startproc): New function.
12888 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12889 and fde->dw_fde_switched_cold_to_hot.
12890 (dwarf2out_switch_text_section): Compute
12891 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12892 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12893 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12894 Otherwise, compute fde->dw_fde_switch_cfi.
12896 2009-07-24 Cary Coutant <ccoutant@google.com>
12898 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12900 2009-07-24 Cary Coutant <ccoutant@google.com>
12902 * cfghooks.c (split_block): Copy discriminator to new block.
12903 * tree-cfg.c (assign_discriminator): Check location of last
12904 instruction in block as well as first.
12906 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12908 * config/i386/linux.c: Use fputs or putc instead of fprintf
12910 * config/i386/gas.h: Ditto.
12911 * config/i386/x86-64.h: Ditto.
12912 * config/i386/att.h: Ditto.
12914 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12916 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12919 2009-07-24 Martin Jambor <mjambor@suse.cz>
12921 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12922 (ipa_push_func_to_list_1): Declare.
12923 (ipa_push_func_to_list): New function.
12925 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12926 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12927 (ipa_push_func_to_list): Removed.
12928 (ipa_pop_func_from_list): Clear node_enqueued flag.
12930 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12932 * config/s390/s390.c (override_options): Default
12933 max-unrolled-insns to 100 for z10 tuning.
12935 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12937 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12938 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12939 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12940 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12941 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12942 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12943 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12945 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12947 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12948 use default set in mingw32.h header.
12949 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12950 64-bit /mingw/include path.
12951 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12954 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12956 PR rtl-optimization/40209
12957 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12959 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12961 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12962 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12963 with the rest of string where appropriate. Use fputs or putc
12964 instead of fprintf where appropriate.
12966 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12967 Pat Haugen <pthaugen@us.ibm.com>
12968 Revital Eres <ERES@il.ibm.com>
12970 * config/rs6000/vector.md: New file. Move most of the vector
12971 expander support here from altivec.md to allow for the VSX vector
12972 unit in the future. Add support for secondary_reload patterns.
12973 Rewrite the patterns for vector comparison, and vector comparison
12974 predicate instructions so that the RTL expresses the desired
12975 behavior, instead of using unspec.
12977 * config/rs6000/constraints.md ("f" constraint): Use
12978 rs6000_constraints to hold the precalculated register class.
12979 ("d" constraint): Ditto.
12980 ("wd" constraint): New constraint for VSX.
12981 ("wf" constraint): Ditto.
12982 ("ws" constraint): Ditto.
12983 ("wa" constraint): Ditto.
12984 ("wZ" constraint): Ditto.
12985 ("j" constraint): Ditto.
12987 * config/rs6000/predicates.md (vsx_register_operand): New
12989 (vfloat_operand): New predicate for vector.md.
12990 (vint_operand): Ditto.
12991 (vlogical_operand): Ditto.
12992 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12993 (easy_vector_constant): Add VSX support.
12994 (altivec_indexed_or_indirect_operand): New predicate for
12995 recognizing Altivec style memory references with AND -16.
12997 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12998 for vector secondary reload support.
12999 (rs6000_vector_reg_class): Delete, replacing it with
13000 rs6000_constraints.
13001 (rs6000_vsx_reg_class): Ditto.
13002 (rs6000_constraints): New array to hold the register classes of
13003 each of the register constraints that can vary at runtime.
13004 (builtin_mode_to_type): New static array for builtin function type
13006 (builtin_hash_table): New static hash table for builtin function
13008 (TARGET_SECONDARY_RELOAD): Define target hook.
13009 (TARGET_IRA_COVER_CLASSES): Ditto.
13010 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
13011 registers are 128 bits if VSX memory reference instructions are used.
13012 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
13013 unit is being used.
13014 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
13015 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
13016 Print several of the scheduling related parameters.
13017 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
13018 rs6000_constraints instead of rs6000_vector_reg_class. Move
13019 -mdebug=reg code to rs6000_debug_reg_global. Add support for
13020 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
13021 Altivec. Add VSX support. Setup for secondary reload support on
13022 Altivec/VSX registers.
13023 (rs6000_override_options): Make power7 set the scheduling groups
13024 like the power5. Add support for new debug switches to override
13025 the scheduling defaults. Temporarily disable -mcpu=power7 from
13026 setting -mvsx. Add support for debug switches -malways-hint,
13027 -msched-groups, and -malign-branch-targets.
13028 (rs6000_buitlin_conversion): Add support for returning unsigned
13029 vector conversion functions to fix regressions due to stricter
13031 (rs6000_builtin_mul_widen_even): Ditto.
13032 (rs6000_builtin_mul_widen_odd): Ditto.
13033 (rs6000_builtin_vec_perm): Ditto.
13034 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
13035 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
13036 to zero a register.
13037 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
13038 generated upstream.
13039 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
13040 VSX types for bit operations. Changes to accomidate vector.md.
13041 (bdesc_2arg): Ditto.
13042 (bdesc_1arg): Ditto.
13043 (struct builtin_description_predicates): Rewrite predicate
13044 handling so that RTL describes the operation, instead of passing
13045 the instruction to be used as a string argument.
13046 (bdesc_altivec_preds): Ditto.
13047 (altivec_expand_predicate_builtin): Ditto.
13048 (altivec_expand_builtin): Ditto.
13049 (rs6000_expand_ternop_builtin): Use a switch instead of an if
13050 statement for vsldoi support.
13051 (altivec_expand_ld_builtin): Change to use new names from vector.md.
13052 (altivec_expand_st_builtin): Ditto.
13053 (paired_expand_builtin): Whitespace changes.
13054 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
13055 builtin_mode_to_type table for secondary reload. Call
13056 builtin_function_type to build random builtin functions.
13057 (altivec_init_builtins): Change to use builtin_function_type to
13058 create builtin function types dynamically as we need them.
13059 (builtin_hash_function): New support for hashing the tree types
13060 for builtin function as we need it, rather than trying to build
13061 all of the trees that we need. Add initial preliminary VSX support.
13062 (builtin_function_type): Ditto.
13063 (builtin_function_eq): Ditto.
13064 (builtin_hash_struct): Ditto.
13065 (rs6000_init_builtins): Ditto.
13066 (rs6000_common_init_builtins): Ditto.
13067 (altivec_init_builtins): Ditto.
13068 (rs6000_common_init_builtins): Ditto.
13069 (enum reload_reg_type): New enum for simplifing reg classes.
13070 (rs6000_reload_register_type): Simplify register classes into GPR,
13071 Vector, and other registers. Altivec and VSX addresses in reload.
13072 (rs6000_secondary_reload_inner): Ditto.
13073 (rs6000_ira_cover_classes): New target hook, that returns the
13074 appropriate cover classes, based on -mvsx being used or not.
13075 (rs6000_secondary_reload_class): Add VSX support.
13076 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
13077 (get_vsel_insn): Ditto.
13078 (rs6000_emit_vector_compare): Rewrite vector conditional support
13079 so that where we can, we use RTL operators, instead of blindly use
13081 (rs6000_emit_vector_select): Ditto.
13082 (rs6000_emit_vector_cond_expr): Ditto.
13083 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
13084 (create_TOC_reference): Add -mdebug=addr support.
13085 (emit_frame_save): VSX loads/stores need register indexed addressing.
13087 * config/rs6000/rs6000.md: Include vector.md.
13089 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
13091 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13092 support for V2DI, V2DF in logical, permute, select operations.
13094 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
13095 switch for vsx/power7.
13096 (-mvsx-scalar-memory): Ditto.
13097 (-mvsx-align-128): Ditto.
13098 (-mallow-movmisalign): Ditto.
13099 (-mallow-df-permute): Ditto.
13100 (-msched-groups): Ditto.
13101 (-malways-hint): Ditto.
13102 (-malign-branch-targets): Ditto.
13104 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
13106 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
13107 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
13108 (rs6000_vector_reg_class): Delete.
13109 (rs6000_vsx_reg_class): Ditto.
13110 (enum rs6000_reg_class_enum): New enum for the constraints that
13111 vary based on target switches.
13112 (rs6000_constraints): New array to hold the register class for all
13113 of the register constraints that vary based on the switches used.
13114 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
13115 (enum rs6000_builtins): Add unsigned varients for the builtin
13116 declarations returned by target hooks for expanding multiplies,
13117 select, and permute operations. Add VSX builtins.
13118 (enum rs6000_builtin_type_index): Add entries for VSX.
13119 (V2DI_type_node): Ditto.
13120 (V2DF_type_node): Ditto.
13121 (unsigned_V2DI_type_node): Ditto.
13122 (bool_long_type_node): Ditto.
13123 (intDI_type_internal_node): Ditto.
13124 (uintDI_type_internal_node): Ditto.
13125 (double_type_internal_node): Ditto.
13127 * config/rs6000/altivec.md (whole file): Move all expanders to
13128 vector.md from altivec.md. Rename insn matching functions to be
13130 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
13131 (altivec_vcmp*): Ditto.
13132 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
13133 (VM): New iterator for moves that includes the VSX types.
13134 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
13135 (altivec_vperm_<mode>_uns): New, for unsigned types.
13136 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
13137 (altivec_eq<mode>): Ditto.
13138 (altivec_gt<mode>): Ditto.
13139 (altivec_gtu<mode>): Ditto.
13140 (altivec_eqv4sf): Ditto.
13141 (altivec_gev4sf): Ditto.
13142 (altivec_gtv4sf): Ditto.
13143 (altivec_vcmpbfp_p): Ditto.
13145 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
13147 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
13150 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13153 * config/i386/i386.c (output_387_ffreep): Rewrite to use
13154 ASM_SHORT instead of .word.
13155 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
13156 instead of .word in asm template.
13158 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
13161 * ira-lives.c (bb_has_abnormal_call_pred): New function.
13162 (process_bb_node_lives): Use it.
13164 * ira.c (setup_cover_and_important_classes): Don't setup
13165 ira_important_class_nums. Add cover classes to the end of
13167 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
13169 (find_reg_class_closure): Use reorder_important_classes.
13171 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
13173 * config/i386/i386.c (i386_ira_cover_classes): New function.
13174 (TARGET_IRA_COVER_CLASSES): Redefine.
13176 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
13177 importance of order of cover classes in the array.
13179 2009-07-22 Diego Novillo <dnovillo@google.com>
13181 * tree-pass.h (TDF_EH): Define.
13182 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
13183 contains TDF_EH, print the EH region number holding GS.
13184 * tree-dump.c (dump_options): Add "eh".
13185 * doc/invoke.texi: Document it.
13187 2009-07-22 Doug Kwan <dougkwan@google.com>
13189 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13191 2009-07-22 Michael Matz <matz@suse.de>
13193 PR tree-optimization/35229
13194 PR tree-optimization/39300
13196 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
13197 (inhibit_phi_insertion): New function.
13198 (insert_into_preds_of_block): Call it for REFERENCEs.
13199 (init_pre): Initialize and finalize scalar evolutions.
13200 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
13202 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
13204 * config/i386/predicates.md (zero_extended_scalar_load_operand):
13205 Use CONST_VECTOR_NUNITS to determine number of elements.
13207 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
13209 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
13210 (U, W): Constraints are now deprecated and will be removed if we
13211 run out of letters.
13212 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13214 ("prefetch"): Add the stcmh instruction for prefetching.
13215 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13217 (s390_short_displacement): Return always true if compiling for
13218 machines not providing the long displacement facility.
13219 (s390_mem_constraint): Support the new constraint letter Z.
13220 (s390_check_qrst_address): New function.
13222 2009-07-21 DJ Delorie <dj@redhat.com>
13224 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
13227 2009-07-21 Jason Merrill <jason@redhat.com>
13229 * c-common.c (max_tinst_depth): Increase default to 1024.
13231 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13233 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13234 (vec_unpacku_float_lo_v4si): Ditto.
13236 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13239 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
13240 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
13241 (builtin_description): Add __builtin_ia32_cvtudq2ps.
13242 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
13244 2009-07-21 Jakub Jelinek <jakub@redhat.com>
13246 PR tree-optimization/40813
13247 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
13250 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
13252 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
13253 with a NOP_EXPR if needed.
13255 2009-07-21 Paul Brook <paul@codesourcery.com>
13257 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
13258 Terminate debug dump with newline.
13260 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13262 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
13263 Cast "1" to unsigned HOST_WIDE_INT.
13264 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
13265 deposit length to the maximum length - lsb. Extend length if
13266 HOST_BITS_PER_WIDE_INT is 32.
13268 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13270 * cgraph.h (constant_pool_htab): New function.
13271 (constant_descriptor_tree): Move from varasm.c.
13272 * varasm.c (constant_pool_htab): New function.
13273 (constant_descriptor_tree): Move to cgraph.h.
13275 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13277 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13279 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13281 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13284 2009-07-20 Xinliang David Li <davidxl@google.com>
13286 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13288 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13290 * config/mips/mips.md (move_type): Add arith.
13291 (type): Handle arith.
13292 (zero_extendsidi2): Rename this into ...
13293 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13294 (zero_extendsidi2): New expander.
13295 (*zero_extendsidi2_dext): New pattern.
13297 2009-07-20 Nick Clifton <nickc@redhat.com>
13299 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13300 to set MIPS_ABI_DEFAULT.
13301 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13303 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13305 * tree-object-size.c (addr_object_size): Handle unions with
13306 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13308 PR tree-optimization/40792
13309 * tree.c (build_function_type_skip_args): Remove bogus assert.
13311 2009-07-20 Jan Hubicka <jh@suse.cz>
13312 Martin Jambor <mjambor@suse.cz>
13314 * cgraph.h (combined_args_to_skip): New field.
13315 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13316 combined_args_to_skip and args_to_skip.
13317 * tree-inline.c (update_clone_info): New function.
13318 (tree_function_versioning): Call update_clone_info.
13319 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13321 (cgraph_materialize_all_clones): More extensive dumping, working
13322 with combined_args_to_skip rather than args_to_skip.
13324 2009-07-20 Ira Rosen <irar@il.ibm.com>
13326 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13327 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13328 (get_initial_def_for_reduction): Likewise.
13329 (vectorizable_reduction): Skip the check of first operand in case
13330 of COND_EXPR. Add check that it is outer loop vectorization if
13331 nested cycle was detected. Call vectorizable_condition() for
13332 COND_EXPR. If reduction epilogue cannot be created do not fail for
13333 nested cycles (if it is not double reduction). Assert that there
13334 is only one type in the loop in case of COND_EXPR. Call
13335 vectorizable_condition() to vectorize COND_EXPR.
13336 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13337 Add parameters. Allow nested cycles if called from
13338 vectorizable_reduction(). Use reduction vector variable if provided.
13339 (vect_analyze_stmt): Call vectorizable_reduction() before
13340 vectorizable_condition().
13341 (vect_transform_stmt): Update call to vectorizable_condition().
13343 2009-07-20 Christian Bruel <christian.bruel@st.com>
13345 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13346 * doc/invoke.texi (-mfmovd): Likewise.
13347 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13349 2009-07-20 Jan Hubicka <jh@suse.cz>
13351 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13352 when handling SSA name.
13354 2009-07-19 Jan Hubicka <jh@suse.cz>
13356 PR tree-optimization/40676
13357 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13358 virtual PHIs in empty BBs.
13360 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13362 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13363 re-expanded the compound use gen_lowpart instead to convert to the
13366 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13368 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
13369 OUTER_CONST arguments.
13370 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
13371 the new wider mode will be masked off.
13372 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
13374 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13376 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
13377 high-order bits are zero.
13379 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13381 * combine.c (simplify_shift_const_1): Split code to determine
13382 shift_mode into ...
13383 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
13384 new bits shifted in are identical to the old sign bit.
13386 2009-07-18 Richard Guenther <rguenther@suse.de>
13389 * gimplify.c (gimplify_call_expr): Reject code using results from
13390 functions returning void.
13392 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13394 * doc/md.texi: Document the new PowerPC "es" constraint.
13395 Document that "m" can include automodified addresses on this target,
13396 and explain how %U must be used. Extend the "Q" and "Z" documentation
13397 to suggest "es" as well as "m".
13398 * config/rs6000/constraints.md (es): New memory constraint.
13399 (Q, Z): Update strings to match new documentation.
13401 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13403 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13404 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13405 * config/rs6000/predicates.md (volatile_mem_operand): Use
13406 offsettable_nonstrict_memref_p.
13407 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13408 (*floatunssidf2_internal): Likewise.
13409 (*fix_truncdfsi2_internal): Likewise.
13410 (*fix_trunctfsi2_internal): Likewise.
13412 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13414 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13415 atmega32u2 devices.
13416 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13418 2009-07-17 Richard Guenther <rguenther@suse.de>
13421 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13422 (pass_warn_unused_result): Likewise.
13423 (TODO_set_props): Remove.
13424 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13426 (pass_diagnose_omp_blocks): Define.
13427 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13428 (c_gimple_diagnostics_recursively): Remove.
13429 (finish_function): Do not call it.
13430 (c_write_global_declarations): Continue after errors.
13431 Finalize the CU here.
13432 * c-gimplify.c (c_genericize): Do not gimplify here.
13433 * c-common.c (c_warn_unused_result): Move ...
13434 * tree-cfg.c (do_warn_unused_result): ... here.
13435 (run_warn_unused_result): New function.
13436 (gate_warn_unused_result): New function.
13437 (pass_warn_unused_result): New pass.
13438 * c-common.h (c_warn_unused_result): Remove.
13439 * flags.h (flag_warn_unused_result): Declare.
13440 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13441 * opts.c (flag_warn_unused_result): Initialize to false.
13442 * toplev.c (compile_file): Add comment.
13443 * omp-low.c (create_omp_child_function): Do not register
13444 the function with the frontend.
13445 (diagnose_omp_structured_block_errors): Prepare to be
13446 called as optimization pass.
13447 (gate_diagnose_omp_blocks): New function.
13448 (pass_diagnose_omp_blocks): New pass.
13449 * cgraph.h (cgraph_optimize): Remove.
13450 (cgraph_analyze_function): Likewise.
13451 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13452 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13453 before their parents here.
13454 (cgraph_finalize_function): Not here.
13455 (cgraph_analyze_function): Gimplify functions here.
13456 (cgraph_finalize_compilation_unit): Continue after errors.
13457 Optimize the callgraph from here.
13458 (cgraph_optimize): Make static.
13459 * langhooks.c (write_global_declarations): Finalize the CU.
13460 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13461 (gimplify_function_tree): Assert we gimplify only once.
13462 Set PROP_gimple_any property.
13463 * tree-nested.c (gimplify_all_functions): New function.
13464 (lower_nested_functions): Gimplify all nested functions.
13465 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13466 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13467 and pass_diagnose_omp_blocks after gimplification. Do not
13468 set TODO_set_props on all_lowering_passes.
13469 (execute_one_pass): Do not handle TODO_set_props.
13470 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13471 (gimplify.o): Add tree-pass.h dependency.
13472 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13473 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13474 (unsave_r): Likewise.
13475 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13476 temporary variable.
13478 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13480 * doc/service.texi (Service): Restore previously removed link,
13481 which isn't broken after all.
13483 2009-07-17 Richard Guenther <rguenther@suse.de>
13485 PR tree-optimization/40321
13486 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13487 PHI nodes to the maximal set.
13488 (make_values_for_phi): Add PHI arguments to the maximal set.
13489 (execute_pre): Dump PHI_GEN and the maximal set.
13491 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13494 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13497 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13499 * doc/extend.texi (Nested Functions): Replace broken link with
13501 * doc/service.texi (Service): Remove broken link.
13503 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13506 * builtins.c (expand_builtin_memcmp): Use loc instead of
13507 EXPR_LOCATION (exp).
13508 (expand_builtin_strncmp): Likewise.
13510 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13511 Manuel López-Ibáñez <manu@gcc.gnu.org>
13514 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13515 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13516 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13517 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13518 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13519 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13520 tree-inline.c, c-common.c, c-common.h, gimple.c,
13521 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13522 convert.c: Add location argument to fold_{unary,binary,ternary},
13523 fold_build[123], build_call_expr, build_size_arg,
13524 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13525 fold_build1_initializer, fold_build2_initializer,
13526 fold_build3_initializer, fold_build_call_array,
13527 fold_build_call_array_initializer, fold_single_bit_test,
13528 omit_one_operand, omit_two_operands, invert_truthvalue,
13529 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13530 combine_comparisons, fold_builtin_*, fold_call_expr,
13531 build_range_check, maybe_fold_offset_to_address, round_up,
13534 2009-07-16 Jason Merrill <jason@redhat.com>
13537 * c-common.c (c_common_reswords): Add __is_standard_layout
13539 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13540 * doc/implement-cxx.texi: New.
13541 * doc/gcc.texi: Include it.
13543 2009-07-16 DJ Delorie <dj@redhat.com>
13545 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13546 compares that may be indirectly affected by previous instructions.
13548 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13550 * builtins.c (do_mpc_arg2): New.
13551 (fold_builtin_2): Fold builtin cpow.
13552 * real.h (HAVE_mpc_pow): New.
13554 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13556 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13557 comparison to skip unprofitable schedule
13559 2009-07-16 Simon Baldwin <simonb@google.com>
13561 * gcc.c (option_map): New flag -no-canonical-prefixes.
13562 * (display_help): Print help text for new flag.
13563 * (process_command): Move options translation and language specifics
13564 and handle new flag early. Use it to set a function pointer to a
13565 prefix builder. Replace make_relative_prefix calls with calls to
13566 the function pointed to. Ignore new flag in regular options handling.
13567 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13569 2009-07-15 DJ Delorie <dj@redhat.com>
13571 * config/mep/mep.md (sibcall_internal): Change register to avoid
13572 argument registers.
13573 (sibcall_value_internal): Likewise.
13575 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13577 PR rtl-optimization/40710
13578 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13580 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13582 * config/mips/mips.md (*extenddi_truncate<mode>,
13583 *extendsi_truncate<mode>): Change type attribute to move_type
13584 with shift_shift. Split out code handling exts from here ...
13585 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13587 (*extendhi_truncateqi): Change type attribute to move_type with
13588 shift_shift. Split out code handling exts from here ...
13589 (*extendhi_truncateqi_exts): ... to this new pattern.
13591 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13593 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13594 instead of "and" with inverted sign bit mask value. Use
13595 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13596 Allocate registers only for operand 4 and operand 5.
13598 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13600 PR middle-end/40747
13601 * fold-const.c (fold_cond_expr_with_comparison): When folding
13602 < and <= to MIN, make sure the MIN uses the same type as the
13603 comparison's operands.
13605 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13607 * arm.md (ior_xor): New code iterator.
13608 (split for ior/xor with shift and zero-extend): New split pattern.
13609 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13611 2009-07-15 Richard Guenther <rguenther@suse.de>
13613 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13616 2009-07-15 Richard Guenther <rguenther@suse.de>
13618 PR middle-end/40753
13619 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13621 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13623 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13624 handle 2.6.30 kernel.
13626 2009-07-15 DJ Delorie <dj@redhat.com>
13628 * config/mep/mep.md (sibcall_internal): Change register to allow
13629 for 24-bit addresses.
13630 (sibcall_value_internal): Likewise.
13632 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13634 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13635 that are enabled/disabled by the flags introduced by a previous patch.
13637 2009-07-14 DJ Delorie <dj@redhat.com>
13639 * config/mep/mep.md (sibcall_internal): Include non-toggling
13641 (sibcall_value_internal): Likewise.
13643 2009-07-14 Taras Glek <tglek@mozilla.com>
13644 Rafael Espindola <espindola@google.com>
13646 * doc/sourcebuild.texi: Document install-plugin target.
13647 * configure.ac: Added install-plugin target to language makefiles.
13648 * configure: Regenerate.
13649 * Makefile.in (install-plugin): Install more headers,
13650 depend on lang.install-plugin.
13652 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13654 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13657 2009-07-14 DJ Delorie <dj@redhat.com>
13659 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13660 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13661 * config/mep/mep.md (sibcall_internal): Change test from
13662 mep_vliw_mode_match to mep_vliw_jmp_match.
13663 (sibcall_value_internal): Likewise.
13665 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13667 * config/i386/sse.md (copysign<mode>3): New expander.
13668 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13669 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13670 Use ix86_build_const_vector.
13671 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13672 IX86_BUILTIN_CPYSGNPD.
13673 (builtin_description): Add __builtin_ia32_copysignps and
13674 __builtin_ia32_copysignpd.
13675 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13676 and BUILT_IN_COPYSIGNF.
13678 2009-07-13 Jason Merrill <jason@redhat.com>
13680 * builtins.c (can_trust_pointer_alignment): New fn.
13681 (get_pointer_alignment): Factor it out from here.
13682 * tree.h: Declare it.
13684 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13686 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13689 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13693 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13695 2009-07-14 Richard Guenther <rguenther@suse.de>
13696 Andrey Belevantsev <abel@ispras.ru>
13698 PR middle-end/40745
13699 * cfgexpand.c (partition_stack_vars): Do not bother to update
13700 alias information when not optimizing.
13702 2009-07-14 Richard Guenther <rguenther@suse.de>
13703 Andrey Belevantsev <abel@ispras.ru>
13705 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13706 (pt_solution_set): Likewise.
13707 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13708 * tree-ssa-structalias.c (pt_solution_set): New function.
13709 * final.c (rest_of_clean_state): Free SSA data structures.
13710 * print-rtl.c (print_decl_name): Remove.
13711 (print_mem_expr): Implement in terms of print_generic_expr.
13712 * alias.c (ao_ref_from_mem): New function.
13713 (rtx_refs_may_alias_p): Likewise.
13714 (true_dependence): Query alias-export info.
13715 (canon_true_dependence): Likewise.
13716 (write_dependence_p): Likewise.
13717 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13719 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13720 (mem_expr_equal_p): Use operand_equal_p.
13721 (set_mem_attributes_minus_bitpos): Do not use
13722 component_ref_for_mem_expr.
13723 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13724 (update_alias_info_with_stack_vars): Likewise.
13725 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13726 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13727 explicitly nor clear stmt operands.
13728 Free the decl-to-pointer map.
13729 * tree-optimize.c (execute_free_datastructures): Do not free
13730 SSA data structures here.
13731 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13732 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13733 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13735 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13737 2009-07-13 DJ Delorie <dj@redhat.com>
13739 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13740 unrolling at the right iteration count.
13742 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13745 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13747 * haifa-sched.c (rank_for_schedule): Introduced flags to
13748 enable/disable individual scheduling heuristics.
13749 * common.opt: Introduced flags to enable/disable individual
13750 heuristics in the scheduler.
13751 * doc/invoke.texi: Introduced flags to enable/disable individual
13752 heuristics in the scheduler.
13754 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13756 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13757 config/i386/mingw-tls.c.
13758 * config/i386/mingw-tls.c: Removed.
13760 2009-07-13 Ira Rosen <irar@il.ibm.com>
13762 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13763 checks access only relevant statements.
13764 (vectorizable_reduction): Likewise.
13766 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13768 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13769 just for 32-bit case.
13771 2009-07-12 Jan Hubicka <jh@suse.cz>
13773 PR tree-optimization/40585
13774 * except.c (expand_resx_expr): When there already is resume
13775 instruction, produce linked list.
13776 (build_post_landing_pads): Assert that resume is empty.
13777 (connect_post_landing_pads): Handle resume lists.
13778 (dump_eh_tree): Dump resume list.
13780 2009-07-12 Ira Rosen <irar@il.ibm.com>
13782 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13783 with additional argument.
13784 * tree-vectorizer.h (enum vect_def_type): Add
13785 vect_double_reduction_def.
13786 (vect_is_simple_reduction): Add argument.
13787 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13789 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13790 vect_is_simple_reduction with additional argument.
13791 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13793 (reduction_code_for_scalar_code): Handle additional codes by
13794 returning ERROR_MARK for them. Fix comment and indentation.
13795 (vect_is_simple_reduction): Fix comment, add argument to specify
13796 double reduction. Detect double reduction.
13797 (get_initial_def_for_induction): Fix indentation.
13798 (get_initial_def_for_reduction): Fix comment and indentation.
13799 Handle double reduction. Create initial definitions that do not
13800 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13801 (vect_create_epilog_for_reduction): Fix comment, add argument to
13802 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13803 epilogue result extraction. Create double reduction phi node and
13804 replace relevant uses.
13805 (vectorizable_reduction): Call vect_is_simple_reduction with
13806 additional argument. Fix indentation. Update epilogue code treatment
13807 according to the changes in reduction_code_for_scalar_code. Check
13808 for double reduction. Call vect_create_epilog_for_reduction with
13809 additional argument.
13810 * tree-vect-stmts.c (process_use): Handle double reduction, update
13812 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13813 (vect_get_vec_def_for_operand): Likewise.
13815 2009-07-12 Danny Smith <dansmister@gmail.com>
13817 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13818 dllexport if !TREE_PUBLIC.
13819 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13821 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13823 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13824 (avr_extra_arch_macro) Remove declatation.
13825 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13826 (avr_extra_arch_macro) Declare as static.
13827 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13829 2009-07-11 Jan Hubicka <jh@suse.cz>
13831 PR middle-end/48388
13832 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13834 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13837 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13838 cold_in_std_section bits.
13839 (dwarf2out_begin_prologue): Initialize them.
13840 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13841 if already covered by text_section or cold_text_section range.
13843 PR rtl-optimization/40667
13844 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13845 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13846 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13847 * config/i386/i386.c (ix86_minimum_alignment): New function.
13848 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13849 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13850 * emit-rtl.c (gen_reg_rtx): Likewise.
13851 * function.c (assign_parms): Likewise. If nominal_type needs
13852 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13853 rather than passed_type's alignment.
13856 * function.c (assign_parm_setup_stack): Adjust
13857 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13858 from nominal_mode on big endian.
13860 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13862 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13864 2009-07-10 DJ Delorie <dj@redhat.com>
13866 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13868 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13870 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13872 (thumb2_cbnz): Likewise.
13874 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13877 * config.gcc (supported_defaults): Add synci.
13878 (with_synci): Add validation.
13879 (all_defaults): Add synci.
13880 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13883 * config/mips/mips.opt (msynci): New option.
13884 * config/mips/mips.c (mips_override_options): Warn on use of
13885 -msynci for targets that do now support it.
13886 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13888 * gcc/doc/invoke.texi (-msynci): Document the new option.
13889 * doc/install.texi (--with-synci): Document the new option.
13891 2009-07-10 Richard Guenther <rguenther@suse.de>
13893 PR tree-optimization/40496
13894 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13895 the PHI result with a compatible type.
13897 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13901 * c.opt (Wunused-result): New.
13902 * doc/invoke.texi: Document it.
13903 * c-common.c (c_warn_unused_result): Use it.
13905 2009-07-09 DJ Delorie <dj@redhat.com>
13907 * targhooks.c (default_target_can_inline_p): Rename from
13908 default_target_option_can_inline_p.
13909 * targhooks.h (default_target_can_inline_p): Likewise.
13910 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13911 TARGET_OPTION_CAN_INLINE_P.
13912 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13913 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13914 (mep_target_can_inline_p): Rename from
13915 mep_target_option_can_inline_p.
13918 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13919 registers used to pass vectors.
13921 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13923 2009-07-09 Tom Tromey <tromey@redhat.com>
13925 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13926 * config/mmix/mmix.c: Include dwarf2.h.
13927 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13928 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13929 * config/sh/sh.c: Include dwarf2.h.
13930 * config/i386/i386.c: Include dwarf2.h.
13931 * Makefile.in (DWARF2_H): Remove 'elf'.
13932 * except.c: Include dwarf2.h.
13933 * unwind-dw2.c: Include dwarf2.h.
13934 * dwarf2out.c: Include dwarf2.h.
13935 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13936 * unwind-dw2-fde.c: Include dwarf2.h.
13937 * dwarf2asm.c: Include dwarf2.h.
13939 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13941 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13942 (max_issue): Use it.
13943 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13945 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13946 (region_sched_info): Update.
13947 * sched-ebb.c (ebb_sched_info): Update.
13948 * modulo-sched.c (sms_sched_info): Update.
13949 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13951 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13953 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13955 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13957 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13959 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13961 PR middle-end/40692
13962 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13963 arg1 with arg01 if arg1 is already INTEGER_CST.
13965 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13967 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13968 Transform (and (truncate)) into (truncate (and)).
13970 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13972 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13973 creating LHS paradoxical subregs. Fix surrounding returns to
13974 use NULL_RTX rather than 0.
13976 2009-07-08 DJ Delorie <dj@redhat.com>
13978 * config/mep/mep.c (mep_option_can_inline_p): New.
13979 (TARGET_OPTION_CAN_INLINE_P): Define.
13981 2009-07-08 Mark Wielaard <mjw@redhat.com>
13984 * dwarf2out.c (add_data_member_location_attribute): When we have
13985 only a constant offset don't emit a new location description using
13986 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13989 2009-07-08 Richard Henderson <rth@redhat.com>
13992 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13993 (enum reg_class): Add CLOBBERED_REGS.
13994 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13995 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13996 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13997 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13998 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13999 force 64-bit sibcalls into R11.
14000 * config/i386/constraints.md (U): New constraint.
14001 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
14002 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
14003 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
14005 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
14007 * basic-block.h (dump_regset, debug_regset): Remove duplicate
14009 * c-objc-common.h (c_initialize_diagnostics): Ditto.
14010 * ebitmap.h (dump_ebitmap): Ditto.
14011 * optabs.h (optab_libfunc): Ditto.
14012 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
14013 * tree-flow.h (vect_can_force_dr_alignment_p,
14014 get_vectype_for_scalar_type): Ditto.
14015 (vectorize_loops): Move prototype to ...
14016 * tree-vectorizer.h: ... here. Also, adjust comment.
14017 (vect_set_verbosity_level): Remove duplicate prototype.
14018 * tree-ssa-loop.c: Include tree-vectorizer.h.
14019 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
14021 2009-07-08 Nick Clifton <nickc@redhat.com>
14023 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
14026 2009-07-08 DJ Delorie <dj@redhat.com>
14028 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
14029 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
14030 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
14032 * config/mep/intrinsics.md: Regenerated.
14033 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
14034 registers when asm() or calls are detected.
14036 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14039 * gimplify.c (gimplify_expr): Propagate no_warning flag when
14041 * gimple (gimple_build_call_from_tree): Likewise.
14042 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
14043 no_warning flag before warning.
14045 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14047 * tree.c (set_expr_locus): Remove.
14048 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
14049 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
14051 * gimplify.c (internal_get_tmp_var): Likewise.
14052 (gimplify_call_expr): Likewise.
14053 (gimplify_one_sizepos): Likewise.
14055 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
14058 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
14059 to variables for debugging purposes.
14061 2009-06-23 Mark Loeser <mark@halcy0n.com>
14064 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
14066 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14068 * pretty-print.c (pp_base_format): Remove %J.
14069 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14070 gcc_cxxdiag_char_table): Likewise.
14071 (init_dynamic_diag_info): Likewise.
14073 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14075 * pretty-print.c (pp_base_format): Remove %H.
14076 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
14077 gcc_cxxdiag_char_table): Likewise.
14078 (init_dynamic_diag_info): Likewise.
14079 * config/mep/mep.c (mep_select_section): Likewise.
14081 2009-07-07 Duncan Sands <baldrick@free.fr>
14083 * final.c (pass_clean_state): Give the pass a name.
14084 * passes.c (pass_rest_of_compilation): Likewise.
14085 * tree-optimize.c (pass_all_optimizations): Likewise.
14087 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
14089 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
14090 an extra 'decl' for error_at.
14092 2009-07-07 Jakub Jelinek <jakub@redhat.com>
14094 PR middle-end/40669
14095 * tree-tailcall.c (adjust_return_value_with_ops,
14096 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
14097 if it has complex or vector type.
14099 2009-07-07 Olivier Hainque <hainque@adacore.com>
14101 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
14104 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
14106 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
14108 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14110 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
14111 * c-decl.c: Likewise.
14112 * function.c: Likewise.
14113 * varasm.c: Likewise.
14114 * tree-ssa.c: Likewise.
14115 * c-common.c: Likewise.
14116 * tree-cfg.c: Likewise.
14117 * config/spu/spu.c: Likewise.
14118 * config/ia64/ia64.c: Likewise.
14119 * config/v850/v850.c: Likewise.
14121 2009-07-06 DJ Delorie <dj@redhat.com>
14123 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
14124 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
14125 unspecified accesses to control registers.
14126 * config/mep/intrinsics.md: Regenerate.
14127 * config/mep/intrinsics.h: Regenerate.
14128 * config/mep/mep-intrin.h: Regenerate.
14130 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14132 * c-lex.c: Replace %H by an explicit location. Update all calls.
14133 * c-common.c: Likewise.
14134 * c-decl.c: Likewise.
14135 * c-typeck.c: Likewise.
14136 * fold-const.c: Likewise.
14137 * gimplify.c: Likewise.
14138 * stmt.c: Likewise.
14139 * tree-cfg.c: Likewise.
14140 * tree-ssa-loop-niter.c: Likewise.
14141 * tree-vrp.c: Likewise.
14142 * value-prof.c: Likewise.
14144 2009-07-06 Diego Novillo <dnovillo@google.com>
14146 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
14147 if it has one. Handle cases where VAR does not have an
14148 annotation or cfun is NULL.
14150 2009-07-06 Diego Novillo <dnovillo@google.com>
14152 * tree.c: Include debug.h.
14153 (initialize_tree_contains_struct): New.
14154 (init_ttree): Call it.
14155 (tree_node_structure_for_code): Factor out of ...
14156 (tree_node_structure): ... here.
14157 * treestruct.def (TS_PHI_NODE): Remove.
14158 (TS_GIMPLE_STATEMENT): Remove.
14160 2009-07-06 Diego Novillo <dnovillo@google.com>
14162 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
14163 (debug_tree_chain): Handle cycles.
14165 2009-07-06 Nick Clifton <nickc@redhat.com>
14166 DJ Delorie <dj@redhat.com>
14168 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14169 __FMOVD_ENABLED__ is defined.
14171 (TARGET_FMOVD): Provide a default definition.
14172 (MASK_FMOVD): Likewise.
14173 (TARGET_CPU_CPP_BUILTINS): Define
14174 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14175 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14176 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
14177 (split for DF load from memory into register): Also handle
14178 MEMs which consist of REG+DISP addressing.
14179 (split for DF store from register to memory): Likewise.
14180 (movsf_ie): Always use single fp_mode.
14181 * config/sh/sh.c (sh_override_options): Do not automatically
14182 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14183 that to the -mfmovd command line switch.
14184 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
14185 (fldi_ok): Always allow.
14186 * config/sh/sh.opt (mfmovd): Remove this switch.
14187 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14189 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
14190 Kaz Kojima <kkojima@gcc.gnu.org>
14192 PR rtl-optimization/30807
14193 * postreload.c (reload_combine): For every new use of REG_SUM,
14194 record the use of BASE.
14196 2009-07-06 Jan Hubicka <jh@suse.cz>
14198 * params.def: Revert my accidental commit at 2009-06-30.
14200 2009-07-04 Ian Lance Taylor <iant@google.com>
14203 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
14205 (mingw_format_attribute_overrides): Likewise.
14207 2009-07-04 Jakub Jelinek <jakub@redhat.com>
14210 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
14211 don't check cfa.reg. Instead of cfa.indirect use
14212 fde && fde->drap_reg != INVALID_REGNUM test.
14214 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14216 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14218 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
14221 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
14223 2009-07-03 Richard Guenther <rguenther@suse.de>
14225 PR tree-optimization/40640
14226 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14229 2009-07-03 Jan Hubicka <jh@suse.cz>
14231 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
14232 for size, reduce amount of inlining.
14234 2009-07-03 Richard Guenther <rguenther@suse.de>
14236 PR middle-end/34163
14237 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
14238 if t +- x is known to not overflow and the conversion widens the
14240 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
14242 2009-07-03 Jan Hubicka <jh@suse.cz>
14244 * ipa-pure-const.c (analyze): Update loop optimizer init.
14245 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
14246 try_remove_empty_loop, remove_empty_loops): Remove.
14247 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
14248 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
14249 to mark regular loops as neccesary.
14250 (degenerate_phi_p): New function.
14251 (propagate_necessity, remove_dead_phis): Use it.
14252 (forward_edge_to_pdom): Likewise.
14253 (eliminate_unnecessary_stmts): Take care to remove uses of results of
14254 virtual PHI nodes that became unreachable.
14255 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
14256 * tree-flow.h (remove_empty_loops): Remove.
14257 * passes.c (init_optimization_passes): Remove.
14259 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
14261 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
14262 can_create_pseudo_p.
14263 (*fix_trunc<mode>_i387_1): Ditto.
14264 (*floathi<mode>2_1): Ditto.
14265 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
14266 (*fistdi2_1): Ditto.
14267 (*fist<mode>2_1): Ditto.
14268 (frndintxf2_floor): Ditto.
14269 (*fist<mode>2_floor_1): Ditto.
14270 (frndintxf2_ceil): Ditto.
14271 (*fist<mode>2_ceil_1): Ditto.
14272 (frndintxf2_trunc): Ditto.
14273 (frndintxf2_mask_pm): Ditto.
14274 (fxam<mode>2_i387_with_temp): Ditto.
14275 * config/i386/sse.md (mulv16qi3): Ditto.
14276 (*sse2_mulv4si3): Ditto.
14278 (sse4_2_pcmpestr): Ditto.
14279 (sse4_2_pcmpistr): Ditto.
14281 2009-07-03 Jan Hubicka <jh@suse.cz>
14283 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14284 (mark_stmt_necessary): Set it.
14285 (mark_operand_necessary): Set it.
14286 (mark_control_dependent_edges_necessary): Set it.
14287 (mark_virtual_phi_result_for_renaming): New function.
14288 (get_live_post_dom): New function.
14289 (forward_edge_to_pdom): New function.
14290 (remove_dead_stmt): Fix handling of control dependences.
14291 (tree_dce_init): Init new bitmap.
14292 (tree_dce_done): Free it.
14294 2009-07-02 Richard Guenther <rguenther@suse.de>
14297 * tree-ssa-structalias.c (new_var_info): Initialize
14300 2009-07-02 Jan Hubicka <jh@suse.cz>
14302 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14305 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14307 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14308 instead of recomputing it. Adjust calls.
14309 (emit_store_flag): Adjust recursive calls.
14311 2009-07-02 Richard Guenther <rguenther@suse.de>
14313 * tree-ssa-live.c (remove_unused_locals): Do not remove
14315 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14316 of DECL_EXTERNAL for HEAP variables.
14317 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14318 HEAP variables. Do not adjust RESTRICT vars.
14319 (find_what_var_points_to): Nobody cares if something
14320 points to READONLY.
14322 2009-07-02 Ben Elliston <bje@au.ibm.com>
14324 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14325 pc_low and pc_high declarations to the top of the function.
14327 2009-07-01 DJ Delorie <dj@redhat.com>
14329 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14330 registers as fixed.
14331 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14332 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14333 unspecified accesses to control registers.
14334 * config/mep/intrinsics.md: Regenerate.
14335 * config/mep/intrinsics.h: Regenerate.
14336 * config/mep/mep-intrin.h: Regenerate.
14338 2009-07-01 Anthony Green <green@moxielogic.com>
14340 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14341 instruction when possible.
14342 (moxie_expand_prologue): Ditto. Also, save an instruction and
14343 some complexity by popping off of $r12 instead of $sp.
14344 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14347 2009-07-01 Richard Henderson <rth@redhat.com>
14350 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14351 contained no insns, reposition note before last insn.
14353 2009-07-01 Richard Henderson <rth@redhat.com>
14356 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14357 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14359 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14362 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14363 darwin9 for printing reg addresses with %y.
14365 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14367 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
14368 truncation from operands in binary operations.
14370 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14373 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14374 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14375 subreg of op0 to the original op0.
14377 * expmed.c (store_bit_field_1): Use a temporary as the destination
14378 instead of a paradoxical subreg when we need to truncate the result.
14380 2009-07-01 DJ Delorie <dj@redhat.com>
14382 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
14383 names to VLIW variants.
14384 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
14385 * config/mep/intrinsics.md: Regenerate.
14386 * config/mep/intrinsics.h: Regenerate.
14387 * config/mep/mep-intrin.h: Regenerate.
14389 2009-07-01 Jakub Jelinek <jakub@redhat.com>
14392 * jump.c (returnjump_p): Revert last patch.
14393 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
14395 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14398 * pa.md (casesi32p): Use jump table label to determine the offset
14400 (casesi64p): Likewise.
14402 * pa.c (forward_branch_p): Return bool type. Use instruction
14403 addresses when available. Assert that INSN has a jump label.
14404 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14407 2009-07-01 Richard Guenther <rguenther@suse.de>
14409 PR tree-optimization/19831
14410 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14411 that only act as barriers do not make any previous stores necessary.
14412 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14413 HEAP variables global, do not add a constraint from nonlocal.
14414 (find_func_aliases): Handle escapes through return statements.
14415 (compute_points_to_sets): Make escaped HEAP variables global.
14417 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14420 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14421 after reducing a DImode cstore to SImode.
14423 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14425 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14426 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14428 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14430 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14431 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14433 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14434 and umod_optab if TARGET_BSD_DIVMOD.
14435 * config/vax/lib1funcs.asm: New file.
14436 * config/vax/t-linux: New file.
14437 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14439 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14442 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14443 to type arguments that have void type.
14446 * dwarf2out.c (gen_formal_parameter_die): Call
14447 equate_decl_number_to_die if node is different from origin.
14449 2009-06-30 Anthony Green <green@moxielogic.com>
14451 Clean up moxie port for --enable-build-with-cxx.
14452 * config/moxie/moxie.c (moxie_function_value): First two
14453 parameters are const_tree, not tree.
14454 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14455 (REG_CLASS_NAMES): Ditto.
14456 (REGNO_REG_CLASS): Ditto.
14457 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14458 (moxie_function_value): Fix constyness of arguments.
14460 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14462 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14463 finalize_size_functions before further processing.
14464 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14465 (variable_size): Call self_referential_size on size expressions
14466 that contain a PLACEHOLDER_EXPR.
14467 (size_functions): New static variable.
14468 (copy_self_referential_tree_r): New static function.
14469 (self_referential_size): Likewise.
14470 (finalize_size_functions): New global function.
14471 * tree.c: Include tree-inline.h.
14472 (push_without_duplicates): New static function.
14473 (find_placeholder_in_expr): New global function.
14474 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14476 <tcc_expression>: Likewise.
14477 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14478 the call in the expression.
14479 * tree.h (finalize_size_functions): Declare.
14480 (find_placeholder_in_expr): Likewise.
14481 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14482 (substitute_placeholder_in_expr): Update comment.
14483 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14485 (copy_tree_body_r): Likewise.
14486 (copy_tree_body): New static function.
14487 (maybe_inline_call_in_expr): New global function.
14488 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14489 (maybe_inline_call_in_expr): Declare.
14490 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14491 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14494 2009-06-30 Richard Guenther <rguenther@suse.de>
14496 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14498 (propagate_necessity): Do not mark reaching defs of stores
14501 2009-06-30 Jan Hubicka <jh@suse.cz>
14503 * cfgloopanal.c (check_irred): Move into ...
14504 (mark_irreducible_loops): ... here; return true if ireducible
14506 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14507 (analyze_function): Try to prove loop finiteness.
14508 * cfgloop.h (mark_irreducible_loops): Update prototype.
14509 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14511 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14513 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14515 2009-06-30 Ira Rosen <irar@il.ibm.com>
14517 PR tree-optimization/40542
14518 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14521 2009-06-30 Martin Jambor <mjambor@suse.cz>
14523 PR tree-optimization/40582
14524 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14525 than useless_type_conversion_p.
14526 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14529 2009-06-30 Martin Jambor <mjambor@suse.cz>
14531 PR middle-end/40554
14532 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14534 2009-06-30 Richard Guenther <rguenther@suse.de>
14536 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14537 use ao_ref references.
14538 (walk_aliased_vdefs): Likewise.
14539 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14540 * tree-ssa-dce.c (struct ref_data): Remove.
14541 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14542 (mark_aliased_reaching_defs_necessary): Adjust.
14543 (mark_all_reaching_defs_necessary_1): Likewise.
14545 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14548 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14549 (emit_store_flag_1): Extract from emit_store_flag, adjust
14550 calls to (what now is) emit_cstore.
14551 (emit_store_flag): Call emit_store_flag_1 and also use it
14552 for what used to be recursive calls.
14554 2009-06-30 Wei Guozhi <carrot@google.com>
14557 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14558 if the target bb post dominates from bb.
14559 * config/i386/i386.c (memory_address_length): Check existence of base
14560 register before using it.
14562 2009-06-30 Nick Clifton <nickc@redhat.com>
14563 DJ Delorie <dj@redhat.com>
14565 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14566 __FMOVD_ENABLED__ is defined.
14568 (TARGET_FMOVD): Provide a default definition.
14569 (MASK_FMOVD): Likewise.
14570 (TARGET_CPU_CPP_BUILTINS): Define
14571 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14572 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14573 two fmov instructions depending upon whether TARGET_FMOVD is
14575 (split for DF load from memory into register): Also handle
14576 MEMs which consist of REG+DISP addressing.
14577 (split for DF store from register to memory): Likewise.
14578 * config/sh/sh.opt (mfmovd): Remove this switch.
14579 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14580 * config/sh/sh.c (sh_override_options): Do not automatically
14581 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14582 that to the -mfmovd command line switch.
14584 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14586 (fldi_ok): Always allow.
14587 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14589 2009-06-29 DJ Delorie <dj@redhat.com>
14591 * doc/install.texi (mep-x-elf): Correct chip's full name.
14593 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14595 * doc/extend.texi: Fix typo.
14597 2009-06-29 Tom Tromey <tromey@redhat.com>
14599 * dwarf2.h: Remove.
14600 * Makefile.in (DWARF2_H): New variable.
14601 (except.o): Use it.
14602 (dwarf2out.o): Likewise.
14603 (dwarf2asm.o): Likewise.
14604 * config/i386/t-i386: Use DWARF2_H.
14605 * except.c: Include elf/dwarf2.h.
14606 * unwind-dw2.c: Include elf/dwarf2.h.
14607 * dwarf2out.c: Include elf/dwarf2.h.
14608 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14609 <dtprel>: New field.
14610 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14611 (size_of_loc_descr): Likewise.
14612 (output_loc_operands_raw): Likewise.
14613 (output_loc_operands): Handle new dtprel field.
14614 (loc_checksum): Update.
14615 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14616 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14617 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14618 * dwarf2asm.c: Include elf/dwarf2.h.
14619 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14620 * config/mmix/mmix.c: Include elf/dwarf2.h.
14621 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14622 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14623 * config/sh/sh.c: Include elf/dwarf2.h.
14624 * config/i386/i386.c: Include elf/dwarf2.h.
14626 2009-06-29 DJ Delorie <dj@redhat.com>
14628 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14630 * doc/extend.texi: Add MeP attributes and pragmas.
14631 * doc/invoke.text: Add MeP Options.
14632 * doc/contrib.texi: Add MeP contribution.
14633 * doc/md.texi: Add MeP constraints.
14634 * doc/install.texi: Add MeP target.
14636 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14638 * target.h (struct gcc_target): Add frame_pointer_required field.
14639 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14640 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14641 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14643 * reload1.c (update_eliminables): (Ditto.).
14644 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14645 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14646 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14648 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14650 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14651 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14652 (arm_frame_pointer_required): New function.
14654 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14655 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14656 (avr_frame_pointer_required_p): Declare as static.
14657 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14659 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14660 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14661 (bfin_frame_pointer_required): Make as static, change return type
14663 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14665 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14666 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14667 (cris_frame_pointer_required): New function.
14669 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14671 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14672 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14673 (fr30_frame_pointer_required): New function.
14675 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14676 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14677 (frv_frame_pointer_required): Make as static, change return type
14679 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14681 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14682 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14683 (ix86_frame_pointer_required): Make as static, change return type to
14685 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14687 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14688 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14690 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14692 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14694 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14696 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14697 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14698 (mips_frame_pointer_required): Make as static.
14699 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14701 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14702 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14703 (mmix_frame_pointer_required): Mew function.
14705 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14706 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14708 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14710 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14712 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14714 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14715 (CAN_ELIMINATE): Redefine.
14716 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14717 (sparc_frame_pointer_required): New function.
14718 (sparc_can_eliminate): New function.
14719 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14721 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14722 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14724 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14725 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14726 (xtensa_frame_pointer_required): Make as static, change return type
14728 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14731 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14733 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14734 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14735 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14736 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14737 (register_callback): Handle PLUGIN_START_UNIT.
14738 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14740 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14742 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14744 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14745 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14747 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14749 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14752 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14754 * doc/extend.texi (Additional Floating Types): __float128 is also
14755 supported on i386 targets.
14757 2009-06-29 Richard Guenther <rguenther@suse.de>
14759 PR middle-end/14187
14760 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14762 (pt_solutions_same_restrict_base): Declare.
14763 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14765 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14766 (make_constraint_from, make_copy_constraint): Move earlier.
14767 (make_constraint_from_heapvar): New function.
14768 (make_constraint_from_restrict): Likewise.
14769 (handle_lhs_call): Use it.
14770 (find_func_aliases): Use it to track conversions to restrict
14771 qualified pointers.
14772 (struct fieldoff): Add only_restrict_pointers flag.
14773 (push_fields_onto_fieldstack): Initialize it.
14774 (create_variable_info_for): Track global restrict qualified pointers.
14775 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14776 Track restrict qualified pointer arguments.
14777 (set_uids_in_ptset): Use varinfo is_global_var flag.
14778 (find_what_var_points_to): Set the vars_contains_restrict flag.
14779 Always create the points-to solution for sets including restrict tags.
14780 (pt_solutions_same_restrict_base): New function.
14781 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14782 qualified pointers use pt_solutions_same_restrict_base as
14783 additional source for disambiguation.
14785 2009-06-29 Richard Guenther <rguenther@suse.de>
14787 PR middle-end/38212
14788 * alias.c (find_base_decl): Remove.
14789 (get_deref_alias_set_1): Remove restrict handling.
14790 * c-common.c (c_apply_type_quals_to_decl): Do not set
14791 DECL_POINTER_ALIAS_SET.
14792 * gimplify.c (find_single_pointer_decl_1): Remove.
14793 (find_single_pointer_decl): Likewise.
14794 (internal_get_tmp_var): Remove restrict handling.
14795 (gimple_regimplify_operands): Likewise.
14796 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14797 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14798 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14799 * tree.c (restrict_base_for_decl): Remove.
14800 (init_ttree): Do not allocate it.
14801 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14802 LABEL_DECL_UID for label decls.
14803 (copy_node_stat): Do not copy restrict information.
14804 (decl_restrict_base_lookup): Remove.
14805 (decl_restrict_base_insert): Likewise.
14806 (print_restrict_base_statistics): Likewise.
14807 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14808 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14809 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14810 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14811 (LABEL_DECL_UID): Adjust.
14812 (DECL_BASED_ON_RESTRICT_P): Remove.
14813 (DECL_GET_RESTRICT_BASE): Likewise.
14814 (SET_DECL_RESTRICT_BASE): Likewise.
14815 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14817 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14818 instead of DECL_POINTER_ALIAS_SET.
14819 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14820 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14821 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14823 2009-06-29 Richard Guenther <rguenther@suse.de>
14825 PR tree-optimization/40579
14826 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14827 the IL to simplify has constants that overflowed.
14829 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14831 PR tree-optimization/40550
14832 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14833 vector_compute_type only when the size of vector_compute_type is
14834 less than the size of type.
14836 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14838 * fold-const.c (contains_label_1): Fix comments.
14839 (contains_label_p): Do not walk trees multiple time.
14841 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14843 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14844 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14845 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14846 ix86_fp_comparison_operator.
14847 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14848 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14849 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14850 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14851 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14852 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14853 (related splits): Change predicate to ix86_fp_comparison_operator.
14854 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14855 instead of ix86_fp_comparison_codes.
14856 (ix86_trivial_fp_comparison_operator,
14857 ix86_fp_comparison_operator): New.
14858 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14859 (ix86_expand_compare): Eliminate last two parameters.
14860 (ix86_fp_jump_nontrivial_p): Kill.
14861 * config/i386/i386.c (put_condition_code): Eliminate call to
14862 ix86_fp_comparison_codes and subsequent assertion.
14863 (ix86_fp_comparison_codes): Eliminate.
14864 (ix86_fp_swap_condition): New.
14865 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14866 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14867 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14868 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14869 and ix86_fp_swap_condition.
14870 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14871 Use ix86_fp_comparison_strategy.
14872 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14873 (ix86_fp_jump_nontrivial_p): Eliminate.
14874 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14875 call to ix86_expand_compare.
14876 (ix86_split_fp_branch, ix86_expand_setcc,
14877 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14878 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14880 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14882 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14883 related to jump_clobbers.
14884 * config/arm/arm.md (conds): Remove jump_clob case.
14885 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14886 splits): Change comparison_operator to arm_comparison_operator.
14887 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14890 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14892 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14893 condition for floating point modes.
14894 * expmed.c (emit_store_flag_1): Move here a bigger part
14895 of emit_store_flag.
14896 (emit_store_flag): Try swapping the condition for floating point
14898 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14900 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14902 * expr.c (expand_expr_real_1): Just use do_store_flag.
14903 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14904 emit_store_flag_force.
14905 * expmed.c (emit_store_flag_force): Copy here trick
14906 previously in expand_expr_real_1. Try reversing the comparison.
14907 (emit_store_flag_1): Work if target is NULL.
14908 (emit_store_flag): Work if target is NULL, using the result mode
14909 from the comparison. Use split_comparison, restructure final part
14910 to simplify conditionals.
14912 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14914 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14915 * dojump.c (do_jump): Change handling of floating-point
14916 ops to use just do_compare_and_jump.
14917 (split_comparison): New.
14918 (do_compare_rtx_and_jump): Add here logic coming previously
14919 in do_jump, using split_comparison.
14921 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14924 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14926 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14928 * tree-ssa-alias.c: Fix unintentional commit.
14930 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14932 * passes.c (execute_one_pass): Fix unintentional commit.
14934 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14936 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14937 (df_rd_local_compute, df_md_local_compute): Inline them.
14939 (df_md_scratch): New.
14940 (df_md_alloc, df_md_free): Allocate/free it.
14941 (df_md_local_compute): Only include live registers in init.
14942 (df_md_transfer_function): Prune the in-set computed by
14943 the confluence function, and the gen-set too.
14945 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14947 PR rtl-optimization/26854
14948 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14949 * df-problems.c (df_rd_add_problem): Fix comment.
14950 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14951 df_md_simulate_artificial_defs_at_top,
14952 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14953 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14954 df_md_transfer_function, df_md_init, df_md_confluence_0,
14955 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14956 problem_MD, df_md_add_problem): New.
14957 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14958 df_md_get_bb_info): New.
14959 (DF_LAST_PROBLEM_PLUS1): Adjust.
14961 * Makefile.in (fwprop.o): Include domwalk.h.
14962 * fwprop.c: Include domwalk.h.
14963 (reg_defs, reg_defs_stack): New.
14964 (bitmap_only_bit_between): Remove.
14965 (process_defs): New.
14966 (process_uses): Use reg_defs and local_md instead of
14967 bitmap_only_bit_between and local_rd.
14968 (single_def_use_enter_block): New, from build_single_def_use_links.
14969 (single_def_use_leave_block): New.
14970 (build_single_def_use_links): Remove code moved to
14971 single_def_use_enter_block, invoke domwalk.
14972 (use_killed_between): Adjust comment.
14974 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14976 * bitmap.h (bitmap_ior_and_into): New.
14977 * bitmap.c (bitmap_ior_and_into): New.
14979 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14981 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14982 before_dom_children_before_stmts and after_dom_children_after_stmts.
14983 Rename the two remaining callbacks to just before_dom_children and
14984 after_dom_children. Remove other GIMPLE statement walking bits.
14985 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14986 * graphite.c: Do not include domwalk.h.
14987 * tree-into-ssa.c (interesting_blocks): New global.
14988 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14989 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14990 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14991 now that they're not domwalk callbacks.
14992 (rewrite_initialize_block): Rename to...
14993 (rewrite_enter_block): ... this, place after called functions. Test
14994 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14995 (rewrite_finalize_block): Rename to...
14996 (rewrite_leave_block): ... this, place after called functions.
14997 (rewrite_update_init_block): Rename to...
14998 (rewrite_update_enter_block): ... this, place after called functions.
14999 Test interesting_blocks, call rewrite_update_stmt and
15000 rewrite_update_phi_arguments.
15001 (rewrite_update_fini_block): Rename to...
15002 (rewrite_leave_block): ... this, place after called functions.
15003 (rewrite_blocks): Remove last argument, simplify initialization of
15005 (mark_def_sites_initialize_block): Rename to...
15006 (mark_def_sites_block): ... this, call mark_def_sites.
15007 (mark_def_sites_blocks): Remove argument, simplify initialization of
15009 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
15010 (update_ssa): Likewise.
15011 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
15013 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
15014 (dom_opt_initialize_block): Rename to...
15015 (dom_opt_enter_block): ... this, place after called functions. Walk
15016 statements here, inline propagate_to_outgoing_edges.
15017 (dom_opt_finalize_block): Rename to...
15018 (dom_opt_leave_block): ... this, place after called functions.
15019 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
15021 (dse_enter_block, dse_record_phi): New.
15022 (dse_record_phis): Delete.
15023 (dse_finalize_block): Rename to...
15024 (dse_leave_block): ... this.
15025 (tree_ssa_dse): Simplify initialization of walk_data.
15026 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
15027 Adjust initialization of walk_data.
15028 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
15029 * tree-ssa-loop-phiopt.c (get_non_trapping):
15030 Adjust initialization of walk_data.
15031 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
15032 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
15033 it's not a domwalk callback.
15034 (uncprop_initialize_block): Rename to...
15035 (dse_enter_block): ... this, call uncprop_into_successor_phis.
15036 (dse_finalize_block): Rename to...
15037 (dse_leave_block): ... this.
15038 (tree_ssa_uncprop): Simplify initialization of walk_data.
15039 * Makefile.in: Adjust dependencies.
15041 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
15043 * arm.md (casesi): Fix test for Thumb1.
15044 (thumb1_casesi_internal_pic): Likewise.
15045 (thumb1_casesi_dispatch): Likewise.
15047 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
15049 * config/arm/arm-cores.def: Added core cortex-m0.
15050 * config/arm/arm-tune.md: Regenerated.
15051 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
15053 2009-06-26 DJ Delorie <dj@redhat.com>
15055 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
15057 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
15058 the scheduler doesn't tag jump insns.
15060 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
15062 * c-decl.c (merge_decls): Re-indent.
15064 2009-06-26 Janis Johnson <janis187@us.ibm.com>
15067 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
15068 Special-case decimal float constants.
15070 2009-06-26 Richard Henderson <rth@redhat.com>
15072 * function.h (struct function): Add cannot_be_copied_reason,
15073 and cannot_be_copied_set.
15074 * tree-inline.c (has_label_address_in_static_1): Rename from
15075 inline_forbidden_p_2; don't set inline_forbidden_reason here.
15076 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
15077 don't set inline_forbidden_reason.
15078 (copy_forbidden): New function, split out of inline_forbidden_p.
15079 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
15080 (inline_forbidden_p): Use copy_forbidden.
15081 (tree_versionable_function_p): Likewise.
15082 (inlinable_function_p): Merge into tree_inlinable_function_p.
15083 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
15084 * ipa-cp.c (ipcp_versionable_function_p): New function.
15085 (ipcp_cloning_candidate_p): Use it.
15086 (ipcp_node_modifiable_p): Likewise.
15088 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
15090 * builtins.c (expand_builtin_alloca): Handle builtin alloca
15091 that is marked not to be inlined. Remove flag_mudflap use.
15092 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
15093 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
15095 2009-06-26 Steve Ellcey <sje@cup.hp.com>
15098 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
15099 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
15101 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
15103 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
15105 (__mingwthr_remove_key_dtor): Likewise.
15107 2009-06-26 Richard Guenther <rguenther@suse.de>
15109 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
15111 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
15113 PR middle-end/40525
15114 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
15115 try the non-cond_exec path also.
15117 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15120 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
15121 (output_cbranch): Use new functions.
15122 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
15125 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
15126 Pat Haugen <pthaugen@us.ibm.com>
15127 Revital Eres <ERES@il.ibm.com>
15129 * config/rs6000/rs6000.c (print_operand): Correct lossage message
15130 for %c error. Add %x support to print VSX registers as a unified
15131 register set, instead of separate float and altivec registers.
15132 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
15133 %y case, and add support for VSX pre-modify addresses.
15134 (output_toc): Add assert for CONST containing an integer constant
15136 (rs6000_adjust_cost): Add POWER7 support.
15137 (insn_must_be_first_in_group): Ditto.
15138 (insn_must_be_last_in_group): Ditto.
15139 (rs6000_emit_popcount): Ditto.
15140 (rs6000_vector_mode_supported_p): Ditto.
15142 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
15143 Change some of the functions called by macros to being called
15144 through a pointer, so debug functions can be inserted if
15145 -mdebug=addr or -mdebug=cost.
15146 (rs6000_preferred_reload_class_ptr): Ditto.
15147 (rs6000_secondary_reload_class_ptr): Ditto.
15148 (rs6000_secondary_memory_needed_ptr): Ditto.
15149 (rs6000_cannot_change_mode_class_ptr): Ditto.
15150 (rs6000_secondary_reload_inner): Ditto.
15151 (rs6000_legitimize_reload_address): Ditto.
15152 (rs6000_legitimize_reload_address_ptr): Ditto.
15153 (rs6000_mode_dependent_address): Ditto.
15154 (rs6000_mode_dependent_address_ptr): Ditto.
15156 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
15157 function to return true if the mode allows reg + integer
15159 (virtual_stack_registers_memory_p): New function to return true if
15160 the address refers to a virtual stack register.
15161 (rs6000_legitimate_offset_address_p): Move code to say whether a
15162 mode supports reg+int addressing to reg_offset_addressing_ok_p and
15164 (rs6000_legitimate_address_p): Add checks for modes that only can
15165 do reg+reg addressing. Start adding VSX support.
15166 (rs6000_legitimize_reload_address): Ditto.
15167 (rs6000_legitimize_address): Ditto.
15168 (rs6000_debug_legitimate_address_p): New debug functions for
15169 -mdebug=addr and -mdebug=cost.
15170 (rs6000_debug_rtx_costs): Ditto.
15171 (rs6000_debug_address_costs): Ditto.
15172 (rs6000_debug_adjust_cost): Ditto.
15173 (rs6000_debug_legitimize_address): Ditto.
15174 (rs6000_legitimize_reload_address_ptr): Point to call normal
15175 function or debug function. Make functions called via pointer
15177 (rs6000_mode_dependent_address_ptr): Ditto.
15178 (rs6000_secondary_reload_class_ptr): Ditto.
15179 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
15180 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
15181 into a friendlier error.
15182 (rs6000_init_builtins): Add initial VSX support.
15183 (rs6000_adjust_cost): Fix some spacing issues.
15185 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
15186 (REG_CLASS_NAMES): Ditto.
15187 (REG_CLASS_CONTENTS): Ditto.
15188 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
15189 pointer, to add -mdebug=addr support.
15190 (CANNOT_CHANGE_MODE_CLASS): Ditto.
15191 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
15192 -mdebug=addr support.
15193 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
15194 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
15195 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
15197 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
15199 (bswapsi*): Set attribute types for load/store. Add combiner
15200 patterns to eliminate zero extend on 64-bit.
15201 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
15202 stdbrx if the hardware supports those instructions.
15204 2009-06-25 Ian Lance Taylor <iant@google.com>
15206 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
15207 (Link Options): Document -static-libstdc++.
15209 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15212 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
15213 DATA_ALIGNMENT instead.
15215 2009-06-25 Richard Guenther <rguenther@suse.de>
15217 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15218 indirect references against the callused/escaped solutions.
15219 (call_may_clobber_ref_p_1): Likewise.
15221 2009-06-25 Martin Jambor <mjambor@suse.cz>
15223 PR tree-optimization/40493
15224 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
15225 (enum unscalarized_data_handling): New type.
15226 (handle_unscalarized_data_in_subtree): Return what has been done.
15227 (load_assign_lhs_subreplacements): Handle left flushes differently.
15228 (sra_modify_assign): Use unscalarized_data_handling, simplified
15229 condition determining whether to remove the statement.
15231 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
15233 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
15234 excerpt - @ should be doubled for texinfo.
15236 2009-06-24 Ian Lance Taylor <iant@google.com>
15238 * config/arc/arc.c: Include "df.h".
15239 (arc_attribute_table): Make static. Move higher in file.
15240 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
15241 (output_shift): Initialize n later to avoid warning.
15242 * config/arm/arm.c (arm_attribute_table): Make static. Move
15244 * config/avr/avr.c (avr_attribute_table): Make static. Move
15246 (reg_class_tab): Change array type from int to enum reg_class.
15247 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
15249 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15250 (lshrhi3_out): Likewise.
15251 (class_likely_spilled_p): Change return type to bool.
15252 (avr_rtx_costs): Use local code variable with enum type.
15253 * config/avr/avr.md (movmemhi): Use add_reg_note.
15254 (andhi3, andsi3): Don't use AS2 with "and".
15255 (iorhi3, iorsi3): Don't use AS2 with "or".
15256 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
15257 * config/crx/crx.c: Include "df.h".
15258 (crx_attribute_table): Make static.
15259 * config/m32r/m32r.c: Include "df.h".
15260 (m32r_attribute_table): Make static. Move higher in file.
15261 (pop): Use add_reg_note.
15262 (block_move_call): Change 0 to LCT_NORMAL in function call.
15263 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
15264 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
15265 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
15266 declare, not just when TREE_CODE is defined.
15267 * config/m68hc11/m68hc11.c: Include "expr.h".
15268 (m68hc11_attribute_table): Make static. Move higher in file.
15269 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
15271 (m68hc11_register_indirect_p): Likewise.
15272 (m68hc11_function_arg_padding): Change return type to enum
15274 (emit_move_after_reload): Use add_reg_note.
15275 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15276 (m68hc11_split_logical): Likewise.
15277 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15279 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15280 to VOIDmode in function call.
15281 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15283 (m68hc11_split_logical): Update declaration.
15284 (m68hc11_function_arg_padding): Update declaration.
15285 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15286 to array of enum reg_class.
15287 (mcore_attribute_table): Make static. Move higher in file.
15288 (mcore_rtx_costs): Add cast to enum type.
15289 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15290 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15291 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15293 * config/sh/predicates.md (trapping_target_operand): Rename and to
15295 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15297 * config/spu/spu.c (spu_attribute_table): Make static. Move
15299 * config/v850/v850.c (v850_attribute_table): Make static. Move
15301 (v850_rtx_costs): Use local code with enum type.
15302 (expand_epilogue): Add cast.
15303 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15305 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15308 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15309 -m2a-single-only and -m2a-nofpu.
15310 * config/sh/sh.opt: Document m2a generates FPU code.
15312 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15314 * defaults.h (CAN_ELIMINATE): Provide default.
15315 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15316 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15317 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15318 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15319 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15320 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15321 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15322 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15323 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15324 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15326 2009-06-24 DJ Delorie <dj@redhat.com>
15328 * mep-ext-cop.cpu: Fix copyright notice.
15329 * mep-default: Fix copyright notice.
15330 * mep-core: Fix copyright notice.
15331 * mep: Fix copyright notice.
15332 * mep-ivc2: Fix copyright notice.
15333 * mep-c5: Fix copyright notice.
15335 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15337 * doc/contrib.texi (Contributors):
15339 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15341 PR middle-end/40501
15342 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15343 src and dst operands if necessary.
15345 2009-06-23 DJ Delorie <dj@redhat.com>
15348 * config.gcc: Add mep support.
15349 * recog.c: Resurrect validate_replace_rtx_subexp().
15350 * recog.h: Likewise.
15351 * config/mep/: Add new port:
15352 * config/mep/constraints.md: New file.
15353 * config/mep/default.h: New file.
15354 * config/mep/intrinsics.h: New file.
15355 * config/mep/intrinsics.md: New file.
15356 * config/mep/ivc2-template.h: New file.
15357 * config/mep/mep-c5.cpu: New file.
15358 * config/mep/mep-core.cpu: New file.
15359 * config/mep/mep-default.cpu: New file.
15360 * config/mep/mep-ext-cop.cpu: New file.
15361 * config/mep/mep-intrin.h: New file.
15362 * config/mep/mep-ivc2.cpu: New file.
15363 * config/mep/mep-lib1.asm: New file.
15364 * config/mep/mep-lib2.c: New file.
15365 * config/mep/mep-pragma.c: New file.
15366 * config/mep/mep-protos.h: New file.
15367 * config/mep/mep-tramp.c: New file.
15368 * config/mep/mep.c: New file.
15369 * config/mep/mep.cpu: New file.
15370 * config/mep/mep.h: New file.
15371 * config/mep/mep.md: New file.
15372 * config/mep/mep.opt: New file.
15373 * config/mep/predicates.md: New file.
15374 * config/mep/t-mep: New file.
15376 2009-06-23 Ian Lance Taylor <iant@google.com>
15378 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
15379 from loose_warn into c_loose_warn and from strict_warn into
15380 c_strict_warn. Set and substitute warn_cxxflags. Check for
15381 --enable-build-with-cxx. Set and substitute
15382 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
15383 * Makefile.in (CXXFLAGS): New variable.
15384 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
15385 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
15386 the default is the same as $(STRICT_WARN).
15387 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
15388 (CXX): New variable.
15389 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
15390 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
15391 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
15392 (HOST_LIBS): New variable.
15393 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
15394 (ALL_CXXFLAGS): New variable.
15395 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
15396 * doc/install.texi (Configuration): Document
15397 --enable-build-with-cxx, --with-stage1-ldflags,
15398 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
15399 * configure: Rebuild.
15401 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15403 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15404 from previous commit.
15406 2009-06-23 Ian Lance Taylor <iant@google.com>
15408 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15410 2009-06-23 Ian Lance Taylor <iant@google.com>
15412 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15413 with ATTRIBUTE_UNUSED.
15415 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15416 Pat Haugen <pthaugen@us.ibm.com>
15417 Revital Eres <eres@il.ibm.com>
15419 * config.in (HAVE_AS_POPCNTD): Add default definition.
15420 (HAVE_AS_LWSYNC): Ditto.
15422 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15424 (gcc_cv_as_powerpc_cmpb): Ditto.
15425 (gcc_cv_as_powerpc_dfp): Ditto.
15426 (gcc_cv_as_powerpc_vsx): Ditto.
15427 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15428 supporting the popcntd/lwsync instructions.
15429 (gcc_cv_as_powerpc_lwsync): Ditto.
15430 * configure: Regenerate.
15432 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15433 -mcpu=native and -mcpu=power7.
15434 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15436 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15437 a variable instead of a mask to reduce the number of mask bits.
15438 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15439 (-mbit-word): Ditto.
15440 (-mregnames): Ditto.
15441 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15442 (-mfused-madd): Ditto.
15444 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15446 (-mvsx): New switch for VSX instructions.
15447 (-misel): Move from a variable to a mask to allow it to be set by
15450 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15451 function declaration to an array declaration.
15452 (rs6000_hard_regno_nregs): New external array declaration.
15454 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15455 files included by rs6000.md.
15457 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15458 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15460 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15462 (rs6000_debug_reg): New -mdebug= variables.
15463 (rs6000_debug_addr): Ditto.
15464 (rs6000_debug_cost): Ditto.
15465 (rs6000_pmode): New variable to hold Pmode.
15466 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15467 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15468 calculated at compiler start.
15469 (rs6000_hard_regno_nregs): Change function to an array which holds
15470 HARD_REGNO_NREGS calculated at compiler start.
15471 (rs6000_explicit_options): Delete isel field.
15472 (rs6000_vector_unit): New array to hold which vector unit
15473 supports arithmetic options for a given type.
15474 (rs6000_vector_mem): New array to hold which vector unit supports
15475 memory reference operations for a given type.
15476 (rs6000_vector_align): New array to given the alignment of each
15478 (power7_cost): New basic costs for power7.
15479 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15480 (rs6000_hard_regno_nregs_internal): New function, moved from
15481 HARD_REGNO_NREGS, to calculate the number of registers each hard
15482 register takes for each type.
15483 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15484 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15485 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15486 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15487 unit information here so it is calculated once at compiler startup
15489 (rs6000_override_options): Make -misel a target mask. Add more
15490 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15491 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15493 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15494 (rs6000_handle_option): Move -misel from variable to target mask.
15495 (rs6000_builtin_mask_for_load): Add VSX support.
15496 (rs6000_conditional_register_usage): Ditto.
15497 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15498 (function_arg_boundary): Ditto.
15499 (rs6000_expand_builtin): Ditto.
15500 (def_builtin): Make abort message a little friendlier.
15501 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15503 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15504 assembler support the popcntd instruction instead of a vsx
15505 instruction to enable power7 support.
15506 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15507 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15508 option to the assembler if -mcpu=native.
15509 (ASM_CPU_NATIVE_SPEC): Ditto.
15510 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15512 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15513 the lwsync instruction.
15514 (enum processor_type): Add PROCESSOR_POWER7.
15515 (rs6000_debug_reg): New -mdebug= options.
15516 (rs6000_debug_addr): Ditto.
15517 (rs6000_debug_cost): Ditto.
15518 (rs6000_isel): Delete.
15519 (enum rs6000_vector): New enum to say what vector unit we have.
15520 (VECTOR_UNIT_*): New macros to say which vector unit has
15521 arithmetic operations for a given type.
15522 (VECTOR_MEM_*): New macros to say which vector unit has memory
15523 operations for a given type.
15524 (TARGET_LDBRX): Whether the machine supports the ldbrx
15526 (TARGET_ISEL): Delete, -misel moved to be a mask.
15527 (TARGET_ISEL64): New macro for 64-bit isel support.
15528 (UNITS_PER_VSX_WORD): New macro.
15529 (POINTER_SIZE): Move to be an external variable, rather than
15530 calculating whether we are generating 32 ot 64-bit code.
15532 (STACK_BOUNDARY): Add VSX support.
15533 (LOCAL_ALIGNMENT): Ditto.
15534 (SLOW_UNALIGNED_ACCESS): Ditto.
15535 (VSX_REGNO_P): New macro for VSX support.
15536 (VFLOAT_REGNO_P): Ditto.
15537 (VINT_REGNO_P): Ditto.
15538 (VLOGICAL_REGNO_P): Ditto.
15539 (VSX_VECTOR_MODE): Ditto.
15540 (VSX_SCALAR_MODE): Ditto.
15542 (VSX_MOVE_MODE): Ditto.
15543 (VSX_REG_CLASS_P): Ditto.
15544 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15546 (UNITS_PER_SIMD_WORD): Add VSX support.
15547 (MODES_TIEABLE_P): Ditto.
15548 (STARTING_FRAME_OFFSET): Ditto.
15549 (STACK_DYNAMIC_OFFSET): Ditto.
15550 (EPILOGUE_USES): Ditto.
15551 (REGNO_REG_CLASS): Move to array lookup.
15552 (CLASS_MAX_NREGS): Ditto.
15553 (rs6000_vector_reg_class): Add declaration.
15554 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15555 overlap with the floating point and Altivec registers.
15557 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15559 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15560 give the appropriate asm switches if -mcpu=native.
15561 (host_detect_local_cpu): Add support for "asm".
15562 (host_detect_local_cpu): Follow GNU code guidelines for name.
15564 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15565 -mbit-word to a variable instead of being a target mask.
15567 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15568 emit the lwsync instruction instead of emitting the instruction as
15569 an integer constant.
15571 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15572 fixuns_trundfsi2, move expander into rs6000.md.
15574 * config/rs6000/rs6000.md (cpu): Add power7.
15575 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15576 (logical predicate patterns): Change the single instruction
15577 primitives that set CR0 to be fast_compare instead of compare.
15579 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15580 (popcntddi2): Ditto.
15581 (popcount<mode>): Ditto.
15582 (floating multiply/add insns): Name the floating point
15583 multiply/add insns.
15584 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15585 (isel_unsigned_<mode>): Ditto.
15586 (fixuns_trundfsi2): Move expander here from spe.md.
15587 (smindi3): Define if we have -misel on 64-bit systems.
15592 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15594 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15596 * config/avr/avr.c (avr_current_device): New variable.
15597 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15598 (avr_arch, mcu_type_s): Move to avr.h.
15599 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15600 default_data_section_start fields.
15601 (avr_arch): Moved from avr.c.
15602 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15603 library_name fields.
15604 (avr_current_device, avr_mcu_types, avr_arch_types,
15605 avr_device_to_arch, avr_device_to_data_start,
15606 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15607 (EXTRA_SPEC_FUNCTIONS): Define.
15608 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15609 options mapping. Use device_to_arch and device_to_data_start insted.
15610 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15611 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15612 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15613 * config/avr/driver-avr.c: New file.
15614 * config/avr/avr-devices.c: New file.
15616 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15618 * var-tracking.c (unshare_variable): Force initialized to
15619 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15620 (set_variable_part): Likewise.
15621 (struct variable_union_info): Remove pos_src field.
15622 (vui_vec, vui_allocated): New variables.
15623 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15624 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15625 == 1 use a simpler sorting algorithm. Compute pos field right
15626 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15627 Avoid quadratic comparison if !flag_var_tracking_uninit.
15628 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15629 unshare_variable unconditionally.
15630 (dataflow_set_different_2): Removed.
15631 (dataflow_set_different): Don't traverse second hash table.
15632 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15633 unconditionally to var_reg_set or var_mem_set.
15634 (emit_notes_in_bb): Likewise.
15635 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15637 (emit_note_insn_var_location): Don't set initialized to
15638 VAR_INIT_STATUS_INITIALIZED early.
15639 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15641 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15643 * tree-object-size.c (addr_object_size): Instead of checking
15644 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15645 are no FIELD_DECLs following it.
15647 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15649 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15650 order to match bswaps with signed source operands.
15652 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15654 * sdbout.c (sdbout_one_type): Fix braces in switch.
15656 2009-06-23 Richard Guenther <rguenther@suse.de>
15658 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15660 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15661 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15662 var_callused, callused_tree, var_storedanything, storedanything_tree,
15663 var_integer, integer_tree): Remove global variables.
15664 (new_var_info): Do not pass new id, append the new var to the
15665 global variable vector.
15666 (do_ds_constraint): Use is_global_var member of the variable-info.
15667 (new_scalar_tmp_constraint_exp): Adjust.
15668 (create_function_info_for): Likewise.
15669 (create_variable_info_for): Likewise.
15670 (find_what_var_points_to): Remove dead code.
15671 (init_base_vars): Simplify.
15672 (compute_points_to_sets): Adjust.
15674 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15676 * combine.c (try_combine): Dump information about the insns we're
15679 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15681 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15682 check when calling force_to_mode on TRUNCATE's operand.
15684 2009-06-22 Ian Lance Taylor <iant@google.com>
15686 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15688 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15690 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15692 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15694 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15695 override library linkage flags such as -static-libgcc or
15698 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15700 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15702 2009-06-22 Ian Lance Taylor <iant@google.com>
15704 * config/linux.opt: Put mglibc ahead of muclibc.
15706 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15707 for duplicate decls.
15709 2009-06-22 Matthias Klose <doko@ubuntu.com>
15711 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15713 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15716 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15717 instead of NULL if a parser error occurs.
15719 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15721 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15722 non-DWARF2_DEBUGGING_INFO version.
15724 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15726 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15727 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15729 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15730 (LIBGCC2_TF_CEXT): Define.
15733 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15736 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15738 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15740 * config/arm/arm.c (arm_override_options): Disable
15741 -mcaller-super-interworking and -mcallee-super-interworking.
15742 * doc/invoke.texi (ARM Options): Document this.
15744 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15746 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15747 * config/arm/constraints.md (j): New constraint for movw operands.
15748 (N): Remove thumb2 meaning.
15749 * config/arm/arm.md (*arm_movw): Delete.
15750 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15751 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15752 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15754 2009-06-22 Martin Jambor <mjambor@suse.cz>
15756 PR tree-optimization/40492
15757 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15758 build_ref_for_offset.
15760 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15762 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15763 JUMP_TABLE_DATA_P predicates where applicable.
15764 * auto-inc-dec.c: Ditto.
15765 * builtins.c: Ditto.
15766 * caller-save.c: Ditto.
15768 * cfgcleanup.c: Ditto.
15769 * cfglayout.c: Ditto.
15771 * combine.c: Ditto.
15772 * combine-stack-adj.c: Ditto.
15776 * df-scan.c: Ditto.
15778 * dwarf2asm.c: Ditto.
15779 * dwarf2out.c: Ditto.
15780 * emit-rtl.c: Ditto.
15786 * function.c: Ditto.
15789 * genpreds.c: Ditto.
15790 * genrecog.c: Ditto.
15792 * ira-costs.c: Ditto.
15793 * ira-lives.c: Ditto.
15795 * loop-iv.c: Ditto.
15796 * lower-subreg.c: Ditto.
15797 * modulo-sched.c: Ditto.
15799 * postreload.c: Ditto.
15800 * print-rtl.c: Ditto.
15802 * reginfo.c: Ditto.
15803 * regmove.c: Ditto.
15804 * reload1.c: Ditto.
15807 * rtlanal.c: Ditto.
15809 * sched-vis.c: Ditto.
15811 * sel-sched-ir.c: Ditto.
15812 * simplify-rtx.c: Ditto.
15813 * targhooks.c: Ditto.
15814 * var-tracking.c: Ditto.
15815 * vmsdbgout.c: Ditto.
15817 2009-06-22 Matthias Klose <doko@ubuntu.com>
15819 * Makefile.in (install-plugin): Always use DESTDIR.
15821 2009-06-22 Olivier Hainque <hainque@adacore.com>
15823 * config/pa/pa.c (output_call): Don't optimize post call jumps
15824 into return address adjustments if the call may throw.
15826 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15828 * arm.c (thumb1_output_casesi): New function.
15829 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15830 optimizing for size or PIC.
15831 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15832 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15833 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15834 (thumb1_casesi_internal_pic): New expand rule.
15835 (thumb1_casesi_dispatch): New pattern.
15836 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15838 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15839 in the text seciton when PIC or optimizing for size.
15840 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15841 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15842 preservation properties of code.
15843 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15844 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15845 (__gnu_thumb1_case_si): New function.
15846 * t-arm (LIB1ASMSRC): Define here.
15847 (LIB1ASMFUNCS): Add some common functions.
15848 * t-arm-elf (LIB1ASMSRC): Delete.
15849 (LIB1ASMFUNCS): Append to existing set.
15850 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15851 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15852 * t-symbian (LIB1ASMFUNCS): Likewise.
15853 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15854 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15856 2009-06-21 Richard Guenther <rguenther@suse.de>
15858 PR tree-optimization/38729
15859 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15860 to loops with a single exit if -fno-expensive-optimizations.
15862 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15864 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15865 (dataflow_set): Change vars type from htab_t to shared_hash.
15866 (shared_hash_pool, empty_shared_hash): New variables.
15867 (vars_clear): Removed.
15868 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15869 shared_hash_find_slot_unshare, shared_hash_find_slot,
15870 shared_hash_find_slot_noinsert, shared_hash_find): New
15872 (shared_hash_unshare, shared_hash_destroy): New functions.
15873 (unshare_variable): Unshare set->vars if shared, use
15875 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15876 (get_init_value, find_src_set_src, dump_dataflow_set,
15877 clobber_variable_part, emit_notes_for_differences): Use
15879 (dataflow_set_init): Remove second argument, set vars to
15880 empty_shared_hash instead of creating a new htab.
15881 (dataflow_set_clear): Call shared_hash_destroy and set vars
15882 to empty_shared_hash instead of calling vars_clear.
15883 (dataflow_set_copy): Don't call vars_copy, instead just share
15884 the src htab with dst.
15885 (variable_union): Use shared_hash_*, use initially NO_INSERT
15886 lookup if set->vars is shared. Don't keep slot cleared before
15887 calling unshare_variable. Unshare set->vars if needed.
15888 Even ->refcount == 1 vars must be unshared if set->vars is shared
15889 and var needs to be modified.
15890 (variable_canonicalize): New function.
15891 (dataflow_set_union): If dst->vars is empty, just share src->vars
15892 with dst->vars and traverse with variable_canonicalize to canonicalize
15893 and unshare what is needed.
15894 (dataflow_set_different): If old_set and new_set use the same shared
15895 htab, they aren't different. If number of htab elements is different,
15896 htabs are different. Use shared_hash_*.
15897 (dataflow_set_destroy): Call shared_hash_destroy instead of
15899 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15900 second argument to dataflow_set_init.
15901 (vt_initialize): Likewise. Initialize shared_hash_pool and
15902 empty_shared_hash, move bb in/out initialization afterwards.
15903 Use variable_htab_free instead of NULL as changed_variables del hook.
15904 (variable_was_changed): Change type of second argument to pointer to
15905 dataflow_set. When inserting var into changed_variables, bump
15906 refcount. Unshare set->vars if set is shared htab and slot needs to
15908 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15909 lookup if set->vars is shared. Unshare set->vars if needed.
15910 Even ->refcount == 1 vars must be unshared if set->vars is shared
15911 and var needs to be modified. Adjust variable_was_changed caller.
15912 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15913 vars must be unshared if set->vars is shared and var needs to be
15914 modified. Adjust variable_was_changed caller.
15915 (emit_note_insn_var_location): Don't pool_free var.
15916 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15918 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15919 free_alloc_pool on shared_hash_pool.
15921 2009-06-20 Anthony Green <green@moxielogic.com>
15923 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15924 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15926 2009-06-20 Richard Guenther <rguenther@suse.de>
15928 * tree-ssa-structalias.c (find_func_aliases): For memset use
15929 a constraint from NULL if we memset to zero.
15930 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15931 we explicitly handle that do not read from memory.
15932 (call_may_clobber_ref_p_1): Properly handle builtins that may
15935 2009-06-20 Richard Guenther <rguenther@suse.de>
15937 PR tree-optimization/40495
15938 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15939 (new_scalar_tmp_constraint_exp): New function.
15940 (process_constraint): Do not create temporary decls.
15941 (process_all_all_constraints): Likewise.
15942 (handle_const_call): Likewise.
15943 (create_function_info_for): Do not set decl.
15945 2009-06-19 Ian Lance Taylor <iant@google.com>
15947 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15948 (rs6000_attribute_table): Make static; move before use.
15950 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15952 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15953 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15954 Propagate the TREE_READONLY flag without overwriting it.
15955 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15956 Propagate the TREE_READONLY flag onto the result.
15957 (process_call_operands): Move around. Use correct constant value.
15959 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15962 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15963 * config/arm/arm.md: Likewise.
15965 2009-06-19 Ian Lance Taylor <iant@google.com>
15967 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15968 to GIMPLE_ERROR_MARK.
15970 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15971 op2_original_type parameters. Warn about using different enum types.
15972 * c-parser.c (c_parser_conditional_expression): Pass original
15973 types to build_conditional_expr.
15974 * c-tree.h (build_conditional_expr): Update declaration.
15976 2009-06-19 Ian Lance Taylor <iant@google.com>
15978 * config/i386/i386.c (ix86_function_specific_save): Test that
15979 fields match values, rather than testing the values are in a
15982 2009-06-19 Richard Guenther <rguenther@suse.de>
15984 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15985 ADDR_EXPR pointers.
15986 (ptr_derefs_may_alias_p): Likewise.
15987 (ptr_deref_may_alias_ref_p_1): New function.
15988 (ptr_deref_may_alias_ref_p): Likewise.
15989 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15990 covered by looking at the ESCAPED solution.
15991 (call_may_clobber_ref_p_1): Likewise.
15992 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15993 Handle NULL_TREE offset. Do not produce redundant constraints.
15994 (process_all_all_constraints): New helper function.
15995 (do_structure_copy): Use it.
15996 (handle_lhs_call): Likewise.
15997 (find_func_aliases): Handle some builtins with pointer arguments
15998 and/or return values explicitly.
16000 2009-06-19 Ian Lance Taylor <iant@google.com>
16002 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
16004 2009-06-19 Ian Lance Taylor <iant@google.com>
16006 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
16008 2009-06-19 Ian Lance Taylor <iant@google.com>
16010 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
16011 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
16014 * c-decl.c (finish_decl): If -Wc++-compat, warn about
16015 uninitialized const.
16017 2009-06-19 Ian Lance Taylor <iant@google.com>
16019 * dse.c (struct store_info): Rename bitmap field to bmap. Change
16022 * c-decl.c (in_struct, struct_types): Remove.
16023 (struct c_binding): Add in_struct field.
16024 (c_binding_ptr): Define type, along with VEC.
16025 (struct c_struct_parse_info): Define.
16026 (struct_parse_info): New static variable.
16027 (bind): Initialize in_struct field.
16028 (start_struct): Remove enclosing_in_struct and
16029 enclosing_struct_types parameters. Add
16030 enclosing_struct_parse_info parameter. Change all callers. Set
16031 struct_parse_info rather than in_struct and struct_types.
16032 (grokfield): If -Wc++-compat and there is a symbol binding for the
16033 field name, set the in_struct flag and push it on the
16034 struct_parse_info->fields vector.
16035 (warn_cxx_compat_finish_struct): New static function.
16036 (finish_struct): Remove enclosing_in_struct and
16037 enclosing_struct_types parameters. Add
16038 enclosing_struct_parse_info parameter. Change all callers. Don't
16039 set C_TYPE_DEFINED_IN_STRUCT here. Call
16040 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
16041 parameter. Only push on struct_types if warn_cxx_compat.
16042 (finish_enum): Only push on struct_types if warn_cxx_compat.
16043 (declspecs_add_type): Add loc parameter. Change all callers.
16044 Change all error calls to error_at. Pass loc, not input_location,
16045 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
16046 defined in a struct. If -Wc++-compat and parsing a struct, record
16047 that a typedef name was used.
16048 * c-parser.c (c_parser_declspecs): Get location to pass to
16049 declspecs_add_type.
16050 (c_parser_struct_or_union_specifier): Update calls to start_struct
16052 * c-tree.h (struct c_struct_parse_info): Declare.
16053 (finish_struct, start_struct): Update declarations.
16054 (declspecs_add_type): Update declaration.
16056 2009-06-19 Ian Lance Taylor <iant@google.com>
16058 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
16059 variable with an anonymous type.
16061 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16063 * see.c: Remove for real.
16065 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
16067 * optabs.h (enum optab_index): Add new OTI_significand.
16068 (significand_optab): Define corresponding macro.
16069 * optabs.c (init_optabs): Initialize significand_optab.
16070 * genopinit.c (optabs): Implement significand_optab using
16071 significand?f2 patterns.
16072 * builtins.c (expand_builtin_mathfn): Handle
16073 BUILT_IN_SIGNIFICAND{,F,L}.
16074 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
16075 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
16077 * config/i386/i386.md (significandxf2, significand<mode>2): New
16078 expanders to implement significandf, significand and significandl
16079 built-ins as inline x87 intrinsics.
16081 2009-06-18 Anatoly Sokolov <aesok@post.ru>
16083 * config/avr/avr.c (avr_override_options): Remove setting value of
16084 PARAM_INLINE_CALL_COST.
16086 2009-06-18 Richard Henderson <rth@redhat.com>
16089 * tree-pass.h (TDF_ASMNAME): New.
16090 * tree-dump.c (dump_options): Add asmname.
16091 * doc/invoke.texi: Document it.
16093 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
16094 (dump_decl_name): ...here.
16095 (dump_function_name): New flags arg; mind TDF_ASMNAME.
16096 (dump_generic_node): Update dump_function_name calls.
16097 (print_call_name): New flags arg; update all dump calls.
16098 * diagnostic.h (print_call_name): Update.
16099 * gimple-pretty-print.c (dump_gimple_call): Update.
16101 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
16104 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
16106 2009-06-18 Diego Novillo <dnovillo@google.com>
16108 * doc/plugins.texi: Document plugin_is_GPL_compatible.
16109 * plugin.c (str_license): Declare.
16110 (try_init_one_plugin): Assert that the symbol
16111 'plugin_is_GPL_compatible' exists.
16113 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
16116 * Makefile.in (OBJS-common): Remove see.o.
16118 * common.opt (fsee): Mark as preserved for backward compatibility.
16119 * opts.c (common_handle_option): Add OPT_fsee to the backward
16120 compatibility section.
16121 * passes.c (init_optimization_passes, pass_see): Remove pass.
16122 * timevar.def (TV_SEE): Remove.
16123 * tree-pass.h (pass_see): Remove declaration.
16124 * doc/invoke.texi (-fsee): Remove documentation.
16126 2009-06-18 Martin Jambor <mjambor@suse.cz>
16128 * tree-sra.c: Include statistics.h
16129 (sra_stats): New variable.
16130 (sra_initialize): Clear sra_stats.
16131 (create_access_replacement): Increment sra_stats.replacements.
16132 (get_access_replacement): Do not return twice.
16133 (analyze_all_variable_accesses): Increment statistics counter by the
16134 number of scalarized aggregates.
16135 (generate_subtree_copies): Increment sra_stats.subtree_copies.
16136 (sra_modify_expr): Increment sra_stats.exprs.
16137 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
16138 (sra_modify_assign): Increment sra_stats.exprs,
16139 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
16140 (perform_intra_sra): Update statistics counters.
16141 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
16143 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16145 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
16146 (arm_scalar_mode_supported_p): New function.
16148 2009-06-18 Paul Brook <paul@codesourcery.com>
16149 Sandra Loosemore <sandra@codesourcery.com>
16151 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
16152 (__extendhfsf2, __truncsfhf2): Define.
16153 * config/arm/fp16.c: New file.
16154 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16155 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16157 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16159 * doc/extend.texi (Half-Precision): New section.
16160 * doc/invoke.texi (Option Summary): List -mfp16-format.
16161 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
16162 * config/arm/arm.opt (mfp16-format=): New.
16163 * config/arm/arm.c: Include intl.h.
16164 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
16165 (TARGET_INVALID_RETURN_TYPE): Redefine.
16166 (TARGET_PROMOTED_TYPE): Redefine.
16167 (TARGET_CONVERT_TO_TYPE): Redefine.
16168 (arm_fp16_format): Define.
16169 (all_fpus): Add entry for neon-fp16.
16170 (fp_model_for_fpu): Likewise.
16171 (struct fp16_format): Declare.
16172 (all_fp16_formats): Define.
16173 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
16175 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
16177 (arm_legitimate_index_p): Treat HFmode like HImode.
16178 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
16179 (coproc_secondary_reload_class): Special-case HFmode.
16180 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
16181 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
16182 (arm_init_fp16_builtins): New.
16183 (arm_init_builtins): Call it.
16184 (arm_invalid_parameter_type): New.
16185 (arm_invalid_return_type): New.
16186 (arm_promoted_type): New.
16187 (arm_convert_to_type).
16188 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
16190 (arm_emit_fp16_const): New function.
16191 (arm_mangle_type): Mangle __fp16 as "Dh".
16192 * config/arm/arm.h (TARGET_VFPD32): Make it know about
16194 (TARGET_NEON_FP16): New.
16195 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
16196 (enum fputype): Add FPUTYPE_NEON_FP16.
16197 (enum arm_fp16_format_type): Declare.
16198 (arm_fp16_format): Declare.
16199 (LARGEST_EXPONENT_IS_NORMAL): Define.
16200 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
16201 * config/arm/arm-modes.def (HFmode): Define.
16202 * config/arm/vfp.md (*movhf_vfp): New.
16203 (extendhfsf2): New.
16205 * config/arm/arm.md (fpu): Add neon_fp16.
16206 (floatsihf2, floatdihf2): New.
16207 (fix_trunchfsi2, fix_trunchfdi2): New.
16209 (extendhfdf2): New.
16211 (*arm32_movhf): New.
16212 (*thumb1_movhf): New.
16213 (consttable_2): Add check for HFmode constants.
16214 (consttable_4): Handle HFmode constants.
16216 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16218 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16220 2009-06-17 Olivier Hainque <hainque@adacore.com>
16222 * collect2.c (main): Use CONST_CAST2 to perform char ** to
16223 const char ** conversion in AIX specific section.
16225 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
16227 * config/i386/i386.c (ix86_special_builtin_type): Remove
16228 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
16229 (bdesc_special_args): Updated.
16230 (ix86_init_mmx_sse_builtins): Likewise.
16231 (ix86_expand_special_args_builtin): Likewise.
16233 2009-06-17 Richard Henderson <rth@redhat.com>
16235 * tree-pretty-print.c (maybe_dump_asm_name): New.
16236 (dump_decl_name): Use it.
16237 (PRINT_FUNCTION_NAME): Merge into...
16238 (dump_function_name): ... here. Use maybe_dump_asm_name.
16240 2009-06-17 Cary Coutant <ccoutant@google.com>
16242 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
16244 * debug.c (struct gcc_debug_hooks): Change placeholder for
16246 (debug_nothing_int_charstar_int): Replaced by...
16247 (debug_nothing_int_charstar_int_bool): ...this.
16248 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
16249 source_line prototype.
16250 (debug_nothing_int_charstar_int): Replaced by...
16251 (debug_nothing_int_charstar_int_bool): ...this.
16252 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
16253 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
16254 Output is_stmt operand when necessary.
16255 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
16256 (notice_source_line): Add is_stmt parameter.
16257 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
16258 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
16260 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
16261 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
16263 2009-06-17 Ian Lance Taylor <iant@google.com>
16265 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
16267 (struct store_by_pieces_d): Rename from store_by_pieces. Change
16270 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
16272 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
16273 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
16274 tree_strip_sign_nop_conversions and
16275 tree_ssa_strip_useless_type_conversions rather than stripping
16276 the operations here.
16277 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16279 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16280 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16281 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16282 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16285 2009-06-17 Michael Eager <eager@eagercon.com>
16287 * config/rs6000/constraints.md (register_constraint "d"): New.
16288 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16289 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16290 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16291 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16292 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16293 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16294 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16295 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16296 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16297 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16299 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16300 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16301 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16302 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16303 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16304 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16305 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16306 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16307 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16308 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16309 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16310 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16311 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16312 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16314 2009-06-16 Ian Lance Taylor <iant@google.com>
16316 * profile.c (total_num_never_executed): Don't define.
16317 (compute_branch_probabilities): Don't count or print
16318 num_never_executed.
16319 (init_branch_prob): Don't set total_num_never_executed.
16320 (end_branch_prob): Don't print total_num_never_executed.
16322 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16324 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16326 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16328 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16329 (nabstd2_fpr): Same.
16331 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16333 * expr.c (expand_assignment): Change complex type check.
16335 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16337 * doc/plugins.texi (Building GCC plugins): Added new section.
16339 2009-06-17 Ian Lance Taylor <iant@google.com>
16341 * c-pch.c (get_ident): Don't set size of templ array.
16342 (pch_init): Don't set size of partial_pch array.
16344 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16345 string constant to intialize an array whose size is the length of
16348 2009-06-17 Richard Guenther <rguenther@suse.de>
16350 PR tree-optimization/40389
16351 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16352 to addressable types.
16353 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16355 2009-06-17 Richard Guenther <rguenther@suse.de>
16357 PR middle-end/40460
16358 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16359 if there is no evolution of left in the loop bail out.
16360 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16361 chrec_fold_multiply.
16363 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16364 Janis Johnson <janis187@us.ibm.com>
16367 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
16368 for the symbol ref of a constant that is the source of a move
16369 - nor for any other not-obvious-label-ref constants.
16371 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
16373 * plugin.c (position_pass): Skip newly inserted pass during list
16374 traversal to avoid repeated insertion.
16376 2009-06-16 Ian Lance Taylor <iant@google.com>
16378 * vec.h (VEC_stack_alloc): Define different version if
16379 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
16380 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
16381 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
16382 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
16384 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
16386 * config.gcc (extra_headers): Add ia32intrin.h for x86.
16388 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
16389 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
16390 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
16391 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
16392 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
16393 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16394 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16395 (bdesc_special_args): Add __builtin_ia32_rdtsc and
16396 __builtin_ia32_rdtscp.
16397 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
16398 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
16399 and __builtin_ia32_rorhi.
16400 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16401 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16402 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16403 (ix86_expand_args_builtin): Likewise.
16404 (ix86_expand_special_args_builtin): Likewise.
16406 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16407 (UNSPECV_RDTSC): Likewise.
16408 (UNSPECV_RDPMC): Likewise.
16409 (*bsr): Renamed to ...
16411 (*bsr_rex64): Renamed to ...
16414 (*rdpmc): Likewise.
16415 (*rdpmc_rex64): Likewise.
16417 (*rdtsc): Likewise.
16418 (*rdtsc_rex64): Likewise.
16419 (rdtscp): Likewise.
16420 (*rdtscp): Likewise.
16421 (*rdtscp_rex64): Likewise.
16423 * config/i386/ia32intrin.h: New.
16425 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16427 2009-06-16 Ian Lance Taylor <iant@google.com>
16429 * ira-build.c (copy_info_to_removed_store_destinations):
16430 Initialize parent_a.
16432 2009-06-16 Ian Lance Taylor <iant@google.com>
16434 * c-decl.c (grokdeclarator): Change size_varies to bool.
16436 2009-06-16 Ian Lance Taylor <iant@google.com>
16438 * sel-sched.c: Make forward declarations of move_op_hooks and
16439 fur_hooks explicitly extern.
16441 2009-06-16 Ian Lance Taylor <iant@google.com>
16443 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16444 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16446 2009-06-16 Ian Lance Taylor <iant@google.com>
16448 * resource.c (mark_referenced_resources): Change
16449 include_delayed_effects parameter to bool. Change all callers.
16450 (mark_end_of_function_resources): Likewise.
16451 * reorg.c (insn_references_resource_p): Likewise.
16452 (insn_sets_resource_p): Likewise.
16453 * resource.h (mark_referenced_resources): Update declaration.
16454 (mark_end_of_function_resources): Update declaration.
16456 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16458 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16460 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16462 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16463 GCC can bootstrap on AIX with GNU Binutils 2.20.
16465 2009-06-16 Ian Lance Taylor <iant@google.com>
16467 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16469 2009-06-16 Ian Lance Taylor <iant@google.com>
16471 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16472 inline, not extern inline.
16473 (exact_log2): Likewise.
16474 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16476 (exact_log2): Likewise, but don't test CTZ_HWI.
16478 2009-06-16 Ian Lance Taylor <iant@google.com>
16480 * bitmap.c (bitmap_clear): Don't declare as inline.
16481 * gimple.c (gimplify_assign): Likewise.
16482 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16483 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16484 (sched_scan_info): Remove duplicate definition.
16486 2009-06-16 Ian Lance Taylor <iant@google.com>
16488 * c-common.c (skip_evaluation): Don't define.
16489 (c_inhibit_evaluation_warnings): Define global variable.
16490 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16491 than skip_evaluation.
16492 (convert_and_check, warn_for_div_by_zero): Likewise.
16493 * c-common.h (skip_evaluation): Don't declare.
16494 (c_inhibit_evaluation_warnings): Declare.
16495 * c-parser.c (c_parser_typeof_specifier): Set
16496 c_inhibit_evaluation_warnings rather than skip_evaluation.
16497 (c_parser_conditional_expression): Likewise.
16498 (c_parser_binary_expression): Likewise.
16499 (c_parser_sizeof_expression): Likewise.
16500 (c_parser_alignof_expression): Likewise.
16501 * c-typeck.c (build_indirect_ref): Check
16502 c_inhibit_evaluation_warnings rather than skip_evaluation.
16503 (build_conditional_expr, build_binary_op): Likewise.
16505 2009-06-16 Richard Guenther <rguenther@suse.de>
16507 * tree-ssa-alias.c (is_escape_site): Remove.
16508 * tree-ssa-alias.h (enum escape_type): Remove.
16509 (is_escape_site): Likewise.
16510 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16511 via casts and asms without deferring to is_escape_site.
16513 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16515 PR middle-end/40446
16516 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16517 use gen_lowpart if op0 has complex mode.
16519 2009-06-16 Richard Guenther <rguenther@suse.de>
16521 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16522 variables add them to ESCAPED.
16523 (find_func_aliases): Do not make all indirectly stored values escaped.
16525 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16527 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16528 make_decl_one_only.
16530 2009-06-16 Martin Jambor <mjambor@suse.cz>
16532 PR tree-optimization/40432
16533 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16534 check whether we need to force gimple register operand.
16536 2009-06-16 Martin Jambor <mjambor@suse.cz>
16538 PR tree-optimization/40413
16539 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16540 build_ref_for_offset.
16541 (propagate_subacesses_accross_link): Fix a typo in a comment.
16543 2009-06-16 Ira Rosen <irar@il.ibm.com>
16545 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16546 with additional parameter.
16547 * tree-vectorizer.h (enum vect_def_type): Add new value
16549 (enum vect_relevant): Add comments.
16550 (vect_is_simple_reduction): Add new argument.
16551 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16552 Detect nested cycles.
16553 (vect_is_simple_reduction): Update documentation, add an argument to
16554 distinguish inner-loop reduction from nested cycle, detect nested
16555 cycles, fix printings and indentation, don't swap operands in case
16557 (get_initial_def_for_reduction): Handle subtraction.
16558 (vect_create_epilog_for_reduction): Add new argument to specify
16559 reduction variable.
16560 (vect_finalize_reduction): Handle subtraction, fix comments.
16561 (vectorizable_reduction): Handle nested cycles. In case of nested
16562 cycle keep track of the reduction variable position. Call
16563 vect_is_simple_reduction with additional parameter. Use original
16564 statement code in reduction epilogue for nested cycle. Call
16565 vect_create_epilog_for_reduction with additional parameter.
16566 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16567 inner-loop vectorization.
16568 (vect_recog_widen_sum_pattern): Likewise.
16569 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16571 (vect_mark_stmts_to_be_vectorized): Likewise.
16572 (vect_get_vec_def_for_operand): Handle nested cycles.
16574 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16576 * doc/invoke.texi (Debugging Options): Fix option index entries
16577 for -fdump-statistics, -frandom-seed add entries for
16578 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16579 (FRV Options): Fix entries for -mTLS, -mtls.
16580 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16581 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16582 (M68hc1x Options): Fix @itemx for -mnominmax.
16583 (MCore Options): Fix entry for -mno-lsim.
16584 (MMIX Options): Fix entry for -mabi=mmixware.
16585 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16587 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16589 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16590 Mention the plugin mode of gengtype.
16591 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16592 * gengtype.c: Updated copyright.
16593 (plugin_files, nb_plugin_files) Added new static variables.
16594 (measure_input_list) Care about plugin_files.
16595 (write_rtx_next): Added early return in plugin mode.
16596 (create_file): Updated copyright year in generated file. Added
16598 (oprintf): Added early return if NULL outf.
16599 (get_output_file_with_visibility): Care of plugin_files.
16600 (get_output_file_name): May return null.
16601 (write_local): Added early return.
16602 (put_mangled_filename): Ditto.
16603 (finish_root_table): Added check for base_files.
16604 (write_roots): Care about null when plugins.
16605 (main): Added plugin mode.
16607 2009-06-15 Ian Lance Taylor <iant@google.com>
16609 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16610 * gcov.c (read_count_file): Add braces around variables declared
16613 * c.opt (Wjump-misses-init): New warning.
16614 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16615 -Wall and -Wc++-compat if not already set.
16616 (c_common_post_options): Clear warn_jump_misses_init if it was not
16618 * c-decl.c (struct c_binding): Change type field to a union with
16619 new label field. Make it the first field in the struct. Update
16620 references to type to use u.type instead.
16621 (struct c_spot_bindings): Define.
16622 (struct c_goto_bindings): Define.
16623 (c_goto_bindings_p): Define, along with VECs.
16624 (struct c_label_vars): Define.
16625 (struct c_scope): Add has_label_bindings field.
16626 (bind_label, set_spot_bindings): New static functions.
16627 (decl_jump_unsafe, update_spot_bindings): New static functions.
16628 (update_label_decls): New static function.
16629 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16630 Update binding u.label field to shadowed field.
16631 (c_binding_start_stmt_expr): New function.
16632 (c_binding_end_stmt_expr): New function.
16633 (pushdecl): Don't call c_begin_vm_scope.
16634 (make_label): Add defining and p_label_vars parameters. Change
16636 (lookup_label): Correct test for whether a label has not yet been
16637 defined. Call bind_label rather than bind.
16638 (warn_about_goto): New static function.
16639 (lookup_label_for_goto): New function.
16640 (declare_label): Call bind_label rather than bind.
16641 (check_earlier_gotos): New static function.
16642 (define_label): Don't give errors about jumping into statement
16643 expressions or scopes of variably modified types. Call
16644 set_spot_bindings and check_earlier_gotos. Call bind_label
16645 instead of bind. Don't set label_context_stack_se or
16646 label_context_stack_vm.
16647 (c_get_switch_bindings): New function.
16648 (c_release_switch_bindings): New function.
16649 (c_check_switch_jump_warnings): New function.
16650 (start_function): Don't set label_context_stack_se or
16651 label_context_stack_vm.
16652 (finish_function): Likewise.
16653 * c-typeck.c (label_context_stack_se): Don't define.
16654 (label_context_stack_vm): Don't define.
16655 (c_finish_goto_label): Call lookup_label_for_goto rather than
16656 lookup_label. Don't give errors about jumping into a statement
16657 expression or the scope of a variably modified type. Don't set
16658 label_context_stack_se or label_context_stack_vm.
16659 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16660 fields. Add bindings field.
16661 (c_start_case): Don't set deleted fields. Set bindings field.
16662 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16663 or blocked_vm. Call c_check_switch_jump_warnings.
16664 (c_finish_case): Don't test blocked_stmt_expr field. Call
16665 c_release_switch_bindings.
16666 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16667 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16668 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16669 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16670 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16671 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16672 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16673 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16674 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16675 (C_DECL_UNJUMPABLE_VM): Don't define.
16676 (C_DECL_UNDEFINABLE_VM): Don't define.
16677 (struct c_label_list): Don't define.
16678 (struct c_label_context_se): Don't define.
16679 (struct c_label_context_vm): Don't define.
16680 (struct c_spot_bindings): Declare.
16681 (c_bindings_start_stmt_expr): Declare.
16682 (c_bindings_end_stmt_expr): Declare.
16683 (lookup_label_for_goto): Declare.
16684 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16685 (c_check_switch_jump_warnings): Declare.
16686 (label_context_stack_se, label_context_stack_vm): Don't declare.
16687 (c_finish_goto_label): Update declaration.
16688 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16689 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16690 (Warning Options): Document -Wjump-misses-init.
16692 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16694 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16697 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16699 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16701 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16703 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16705 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16707 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16709 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16711 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16712 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16713 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16714 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16715 * dwarf2asm.c (dw2_force_const_mem): Update call to
16716 make_decl_one_only.
16717 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16718 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16719 * langhooks.c (lhd_comdat_group): Remove.
16720 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16721 * tree.h (DECL_COMDAT_GROUP): New.
16722 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16723 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16724 (make_decl_one_only): Change signature.
16725 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16726 make_decl_one_only.
16727 (make_decl_one_only): Change signature.
16728 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16730 2009-06-15 Richard Guenther <rguenther@suse.de>
16732 PR middle-end/40439
16733 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16735 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16737 * tree-ssa-math-opts.c: Remove extra divide.
16739 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16741 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16743 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16745 * passes.c: Add bswap pass.
16746 * tree-pass.h: Add pass_optimize_bswap declaration.
16747 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16748 Include rtl.h, expr.h and optabs.h for optab_handler check.
16749 (struct symbolic_number, pass_optimize_bswap): New definition.
16750 (do_shift_rotate, verify_symbolic_number_p): New functions.
16751 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16752 (gate_optimize_bswap): New function.
16753 * tree.c (widest_int_cst_value): New function.
16754 * tree.h (widest_int_cst_value): Prototype added.
16756 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16758 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16759 REG_EQUAL/REG_EQUIV notes.
16761 2009-06-14 Richard Guenther <rguenther@suse.de>
16763 PR middle-end/40389
16764 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16765 has its address taken if NRV was applied and it is addressable.
16766 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16767 function split out from ...
16768 (get_constraint_for_1): ... here.
16769 (handle_rhs_call): Use it to mark the return slot escaped if
16770 it is addressable and NRV was applied.
16772 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16774 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16775 Change first argument type to location_t.
16776 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16777 Do not set input_location.
16778 Use loc instead of input_location throughout.
16780 2009-06-13 Richard Guenther <rguenther@suse.de>
16782 PR tree-optimization/40421
16783 * tree-predcom.c (should_unroll_loop_p): Remove.
16784 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16786 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16788 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16789 Add location argument.
16791 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16793 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16795 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16796 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16797 * config/spu/spu-protos.h: Add location to
16798 spu_resolve_overloaded_builtin.
16799 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16800 spu_build_builtin_va_list.
16801 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16802 argument. Pass location to build_function_call_vec.
16803 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16805 (emit_fpu_switch): Same.
16806 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16807 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16808 to build_decl and create_artificial_label.
16809 (xtensa_gimplify_va_arg_expr): Same.
16810 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16811 (xstormy16_gimplify_va_arg_expr): Same.
16812 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16813 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16814 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16815 (mips16_build_function_stub): Same.
16816 (mips16_build_call_stub): Same.
16818 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16821 * arm/constraints.md (Pa, Pb): New constraints.
16822 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16823 split pattern to deal with them.
16825 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16827 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16828 fix index entry for -Xpreprocessor.
16830 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16832 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16833 Add location argument to build_decl call.
16834 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16835 (rs6000_init_builtins): Same.
16836 (spe_init_builtins): Same.
16837 (rs6000_gimplify_va_arg): Add location argument to
16838 create_artificial_label call.
16840 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16842 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16843 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16844 * Makefile.in: Fix GGC dependency for gcse.o.
16846 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16848 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16849 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16850 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16852 * c-parser.c (c_parser_binary_expression): Use current column while
16853 building binary operations.
16854 * common.opt (fshow-column): Enable by default.
16855 * tree-vrp.c (check_array_ref): Use warning_at.
16856 (check_array_bounds): Use location from call back if expr has no
16858 * tree.h: Add location argument to maybe_fold_*.
16859 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16860 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16861 (maybe_fold_offset_to_component_ref): Same.
16862 (maybe_fold_offset_to_reference): Same.
16863 (maybe_fold_offset_to_address): Same.
16864 (maybe_fold_stmt_indirect): Same.
16865 (maybe_fold_stmt_addition): Same.
16866 (fold_stmt_r): Pass location to maybe_fold_*.
16867 (fold_gimple_assign): Same.
16868 * c-tree.h: Add location argument to finish_decl,
16869 default_function_array_conversion, store_init_value.
16870 * c-decl.c (define_label): Use error_at.
16871 (c_make_fname_decl): Pass location to finish_decl.
16872 (finish_decl): New location argument.
16873 (build_compound_literal): Pass location to store_init_value.
16874 (grokdeclarator): Pass location to finish_decl.
16876 * c-typeck.c (array_to_pointer_conversion): New location argument.
16877 (function_to_pointer_conversion): Same.
16878 (default_function_array_conversion): Same.
16879 (parser_build_unary_op): Pass location to overflow_warning.
16880 (parser_build_binary_op): Same. Use warning_at.
16881 (build_unary_op): Pass location to array_to_pointer_conversion.
16882 (build_c_cast): Pass location to digest_init.
16883 (build_modify_expr): New location argument.
16884 (convert_for_assignment): Same.
16885 (store_init_value): Same.
16886 (digest_init): Same.
16887 (output_init_element): Pass location to digest_init and
16888 array_to_pointer_conversion.
16889 (c_finish_return): Pass location to convert_for_assignment.
16890 * gimplify.c (gimplify_conversion): Pass location to
16891 maybe_fold_offset_to_address.
16892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16893 to maybe_fold_stmt_addition.
16894 * c-omp.c (c_finish_omp_atomic): Pass new location to
16896 (c_finish_omp_for): Same.
16897 * c-common.c (overflow_warning): New argument.
16898 * c-common.h: New argument to build_modify_expr, overflow_warning.
16899 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16901 (c_parser_initializer): Pass location to
16902 default_function_array_conversion.
16903 (c_parser_initelt): Same.
16904 (c_parser_initval): Same.
16905 (c_parser_asm_operands): Same.
16906 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16907 (c_parser_conditional_expression): Same.
16908 (c_parser_binary_expression): Add location info to stack. Use it.
16909 (c_parser_unary_expression): Pass location to
16910 default_function_array_conversion, parser_build_unary_op,
16911 build_indirect_ref, c_parser_postfix_expression_after_primary.
16912 (c_parser_postfix_expression_after_primary): New location argument.
16914 (c_parser_expression_conv): Pass location to
16915 default_function_array_conversion.
16916 (c_parser_expr_list): Same.
16917 (c_parser_omp_atomic): Same.
16918 (c_parser_omp_for_loop): Same.
16919 * c-tree.h (struct c_declarator): Add comment to id_loc.
16920 (build_array_declarator): New argument.
16921 * c-decl.c (build_array_declarator): Add location argument.
16922 (grokdeclarator): Set id_loc for cdk_array.
16923 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16924 build_array_declarator.
16925 * tree.c (build_omp_clause): Add location argument.
16926 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16927 (OMP_CLAUSE_LOCATION): New macro.
16928 (struct tree_omp_clause): Add location field.
16929 (build_omp_clause): Add argument.
16930 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16932 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16933 (cp_parser_omp_clause_collapse): Same.
16934 (cp_parser_omp_clause_default): Same.
16935 (cp_parser_omp_clause_if): Same.
16936 (cp_parser_omp_clause_nowait): Same.
16937 (cp_parser_omp_clause_num_threads): Same.
16938 (cp_parser_omp_clause_ordered): Same.
16939 (cp_parser_omp_clause_schedule): Same.
16940 (cp_parser_omp_clause_untied): Same.
16941 (cp_parser_omp_for_loop): Same.
16942 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16943 * c-tree.h (c_start_case): Add location argument.
16944 (c_process_expr_stmt): Same.
16945 (c_finish_goto_*): Same.
16946 * tree-parloops.c (initialize_reductions): Pass location to
16948 (create_parallel_loop): Same.
16949 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16950 (gfc_trans_omp_reduction_list): Same.
16951 (gfc_trans_omp_clauses): Same.
16952 (gfc_trans_omp_do): Same.
16953 * c-typeck.c (c_finish_goto_label): Same.
16954 (c_finish_goto_ptr): New location argument.
16955 (c_start_case): Same.
16956 (emit_side_effect_warnings): Same.
16957 (c_process_expr_stmt): Same.
16958 (c_finish_stmt_expr): Same.
16959 (c_finish_omp_clauses): Use error_at instead of error.
16960 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16962 * c-omp.c (c_split_parallel_clauses): New location argument.
16963 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16964 to build_omp_clause.
16965 (convert_local_reference_stmt): Same.
16966 (convert_gimple_call): Same.
16967 * c-common.h (c_split_parallel_clauses): New argument.
16968 * c-parser.c (c_parser_statement_after_labels): Pass location to
16969 c_finish_goto_label.
16970 (c_parser_switch_statement): Pass location to c_start_case.
16971 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16972 and c_process_expr_stmt.
16973 (c_parser_omp_variable_list): Add location argument.
16974 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16975 (c_parser_omp_clause_default): Same.
16976 (c_parser_omp_clause_if): Same.
16977 (c_parser_omp_clause_num_threads): Same.
16978 (-c_parser_omp_clause_ordered): Same.
16979 (c_parser_omp_clause_reduction): Pass location to
16980 c_parser_omp_variable_list.
16981 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16982 (c_parser_omp_clause_untied): Same.
16983 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16984 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16986 * c-tree.h (check_for_loop_decls, undeclared_variable,
16987 build_component_ref, build_array_ref, build_external_ref,
16988 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16989 build_conditional_expr, build_compound_expr, c_cast_expr,
16990 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16991 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16993 * c-semantics.c (build_stmt): Same.
16994 (build_case_label): Same.
16995 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16996 (undeclared_variable): New argument.
16997 (make_label): Same.
16998 (lookup_label): Pass location on down.
16999 (define_label): Same.
17000 (finish_decl): Same.
17001 (build_compound_literal): Same.
17002 (finish_struct): Same.
17003 (finish_function): Do not set location here.
17004 (check_for_loop_decls): New argument.
17005 * tree.c (save_expr): Set location.
17006 (build_empty_stmt): New argument.
17007 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
17008 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
17009 * builtins.c (gimplify_va_arg_expr): Use locations.
17010 (expand_builtin_sync_operation): Same.
17011 * c-typeck.c (build_component_ref): New argument.
17012 (build_array_ref): Same.
17013 (build_external_ref): Same.
17014 (c_expr_sizeof_expr): Same.
17015 (c_expr_sizeof_type): Same.
17016 (parser_build_unary_op): Same.
17017 (build_conditional_expr): Same.
17018 (build_compound_expr): Pass location on down.
17019 (build_compound_expr): New argument.
17020 (build_c_cast): Same.
17021 (c_cast_expr): Same.
17022 (build_asm_expr): Same.
17023 (c_finish_return): Same.
17024 (c_process_expr_stmt): Pass location on down.
17025 (c_finish_stmt_expr): New argument.
17026 (push_clenaup): Same.
17027 (c_finish_omp_parallel): Same.
17028 (c_finish_omp_task): Same.
17029 * gimplify.c (gimplify_call_expr): Pass location on down.
17030 * c-omp.c (c_finish_omp_master): New argument.
17031 (c_finish_omp_critical): Same.
17032 (c_finish_omp_ordered): Same.
17033 (c_finish_omp_barrier): Same.
17034 (-c_finish_omp_taskwait): Same.
17035 (c_finish_omp_atomic): Same.
17036 (c_finish_omp_flush): Same.
17037 * tree-inline.c (copy_tree_body_r): Pass location on down.
17038 (inline_forbidden_p): Remove use of input_location.
17039 * c-gimplify.c (c_build_bind_expr): New argument.
17040 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
17041 (c_sizeof_or_alignof_type): New argument.
17042 (c_alignof_expr): Same.
17043 (build_va_arg): Same.
17044 (c_add_case_label): Same.
17045 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
17046 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
17047 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
17048 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
17049 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
17050 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
17052 * stub-objc.c (objc_build_selector_expr): Same.
17053 (objc_build_throw_stmt): Same.
17054 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
17055 (c_parser_initelt): Same.
17056 (c_parser_compound_statement): Same.
17057 (c_parser_compound_statement_nostart): Same.
17058 (c_parser_label): Same.
17059 (c_parser_statement_after_labels): Same.
17060 (c_parser_if_body): Same.
17061 (c_parser_else_body): Same.
17062 (c_parser_if_statement): Same.
17063 (c_parser_switch_statement): Same.
17064 (c_parser_while_statement): Same.
17065 (c_parser_do_statement): Same.
17066 (c_parser_for_statement): Same.
17067 (c_parser_asm_statement): Same.
17068 (c_parser_conditional_expression): Same.
17069 (c_parser_binary_expression): Same.
17070 (c_parser_cast_expression): Same.
17071 (c_parser_unary_expression): Same.
17072 (c_parser_sizeof_expression): Same.
17073 (c_parser_alignof_expression): Same.
17074 (c_parser_postfix_expression): Same.
17075 (c_parser_expression): Same.
17076 (c_parser_objc_receiver): Same.
17077 (c_parser_omp_variable_list): Same.
17078 (c_parser_omp_structured_block): Same.
17079 (c_parser_omp_atomic): New argument.
17080 (c_parser_omp_barrier): Same.
17081 (c_parser_omp_critical): Same.
17082 (c_parser_omp_flush): Pass location on down.
17083 (c_parser_omp_for_loop): New argument.
17084 (c_parser_omp_for): Same.
17085 (c_parser_omp_master): Same.
17086 (c_parser_omp_ordered): Same.
17087 (c_parser_omp_sections_scope): Same.
17088 (c_parser_omp_sections): Same.
17089 (c_parser_omp_parallel): Same.
17090 (c_parser_omp_single): Same.
17091 (c_parser_omp_task): Same.
17092 (c_parser_omp_taskwait): Pass location on down.
17093 (c_parser_omp_construct): Same.
17094 (c_parser_omp_threadprivate): Same.
17095 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
17096 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
17097 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
17098 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
17099 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
17100 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
17101 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
17102 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
17103 config/i386/i386.c, stmt.c:
17104 Add location argument to the following function definitions and/or
17105 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
17106 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
17107 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
17108 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
17109 do_case, c_finish_bc_stmt, build_compound_literal,
17110 build_function_call.
17111 * c-decl.c (build_compound_literal): Add location argument.
17112 Make all diagnostic calls use location.
17113 (start_struct): Same.
17114 (finish_struct): Same.
17115 (start_enum): Same.
17116 (build_enumerator): Same.
17117 (start_function): Same.
17118 (grokdeclarator): Make all diagnostic calls use location.
17119 (store_parm_decls_oldstyle): Same.
17120 * c-typeck.c (build_function_call): Add location argument.
17121 Make all diagnostic calls use location.
17123 (c_finish_bc_stmt): Same.
17124 * tree-nested.c (get_trampoline_type): Add argument.
17125 Pass location to build_decl.
17126 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
17127 * rtl.h (RTL_LOCATION): New.
17128 * c-common.c (c_add_case_label): Add location argument.
17129 Make all diagnostic calls use location.
17130 * c-common.h: Add location argument to make_fname_decl, do_case,
17131 c_add_case_label, build_function_call, resolve_overloaded_builtin.
17132 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
17133 Set it appropriately for every case. Pass enum_loc to start_enum
17134 call. Pass value_loc first to build_enumerator. Pass enum_loc to
17136 (c_parser_struct_or_union_specifier): Save location. Use it for
17137 start_struct, finish_struct, and parser_xref_tag.
17139 2009-06-12 Ian Lance Taylor <iant@google.com>
17141 * fold-const.c (fold_unary): Rename local variable and to and_expr.
17143 * c-opts.c (c_common_handle_option): For -Wc++-compat set
17144 cpp_opts->warn_cxx_operator_names.
17146 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17149 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
17150 is returns NULL and OP is a VCE, look through the VCE.
17152 2009-06-12 Ian Lance Taylor <iant@google.com>
17155 * collect2.c (main): Use CONST_CAST2 in code inside #if
17156 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
17158 2009-06-12 Joey Ye <joey.ye@intel.com>
17160 PR middle-end/39146
17161 * cfgexpand.c (get_decl_align_unit): Update
17162 max_used_stack_slot_alignment with align instead of
17163 stack_alignment_needed.
17165 * function.c (assign_stack_local_1): Update
17166 max_used_stack_slot_alignment with alignment_in_bits instead
17167 of stack_alignment_needed.
17168 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
17171 2009-06-12 Jakub Jelinek <jakub@redhat.com>
17173 * dwarf2out.c (last_var_location_insn): New variable.
17174 (dwarf2out_end_epilogue): Clear last_var_location_insn.
17175 (dwarf2out_var_location): Don't record anything after last real
17176 insn. Only change labels if there were any real instructions
17177 in between last note and this one, or if changed sections.
17179 2009-06-11 Richard Henderson <rth@redhat.com>
17181 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
17182 note when storing the frame pointer in a register.
17183 (FRP): Don't redefine to nothing for epilogue.
17184 (alpha_expand_epilogue): Mark register and sp restores.
17185 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
17187 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
17188 when gen_lowpart is needed.
17190 2009-06-11 Richard Henderson <rth@redhat.com>
17192 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
17194 * dwarf2out.c (need_data_align_sf_opcode): New.
17195 (div_data_align): Move earlier.
17196 (def_cfa_1, reg_save): Use it.
17198 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
17200 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
17201 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
17202 (ix86_handle_option): Handle OPT_mcrc32.
17203 (ix86_target_string): Add -mcrc32.
17204 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
17206 * config/i386/i386.h (TARGET_CRC32): New.
17208 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
17209 (sse4_2_crc32di): Likewise.
17211 * config/i386/i386.opt (mcrc32): New.
17213 * doc/invoke.texi: Document -mcrc32.
17215 2009-06-11 Richard Henderson <rth@redhat.com>
17217 * common.opt (gdwarf-): Accept a version number.
17218 * doc/invoke.texi (gdwarf-): Update docs.
17219 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17220 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
17221 version level, and record it.
17223 * dwarf2.h (DW_CIE_VERSION): Remove.
17224 * dwarf2out.c (DWARF_VERSION): Remove.
17225 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
17226 (output_call_frame_info): Use CIE version 3 for dwarf3,
17227 or if the return register column is out of range for version 1.
17228 (dwarf_stack_op_name): Add all dwarf3 values.
17229 (DEBUG_PUBTYPES_SECTION): New.
17230 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
17231 encoding change for dwarf3.
17232 (output_die) [dw_val_class_die_ref]: Likewise.
17233 (output_compilation_unit_header): Emit correct version for dwarf3.
17234 (output_line_info): Likewise.
17235 (output_pubnames): Update for DWARF_VERSION removal.
17236 (output_aranges): Likewise.
17237 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
17238 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
17239 (dwarf2out_finish): Likewise.
17241 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17243 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
17246 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17249 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
17250 * builtins.c (expand_builtin_unreachable): New function.
17251 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
17252 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
17253 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
17255 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
17256 searching for missing barriers.
17258 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17260 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
17261 when -fprofile-generate* was passed.
17262 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17264 2009-06-11 Anthony Green <green@moxielogic.com>
17266 * config/moxie/moxie.md: Define length attribute for all instructions.
17268 (*b<cond:code>): Support limited branch ranges for new PC-relative
17269 branch instructions.
17270 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
17272 2009-06-11 Jakub Jelinek <jakub@redhat.com>
17274 * config/i386/i386.c (min_insn_size): Use get_attr_length
17275 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17276 For __asm return 0.
17278 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17279 instead of emit_insn_before.
17281 2009-06-10 Ian Lance Taylor <iant@google.com>
17284 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17287 2009-06-10 Revital Eres <eres@il.ibm.com>
17289 * passes.c (init_optimization_passes): Reschedule
17290 predictive-commoning pass before complete unroll pass.
17292 2009-06-10 Martin Jambor <mjambor@suse.cz>
17294 * cgraph.c (cgraph_node_can_be_local_p): New function.
17295 (cgraph_make_node_local): New function.
17296 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17297 (cgraph_make_node_local): Declare.
17299 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17301 * tree.h (tree_base): Add packed_flag and user_align fields.
17302 Decrease size of spare field.
17303 (TYPE_USER_ALIGN): Use user_align from tree_base.
17304 (DECL_USER_ALIGN): Likewise.
17305 (TYPE_PACKED): Use packed_flag from tree_base.
17306 (DECL_PACKED): Likewise.
17307 (tree_type): Delete packed_flag and user_align fields. Widen
17308 precision field. Widen mode field and shuffle fields to align
17309 mode on an 8-bit boundary.
17310 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17311 Renumber decl_flag_* fields. Fix comments. Widen
17312 decl_common_unused field.
17313 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17314 (DECL_EXTERNAL): Likewise.
17315 (DECL_BIT_FIELD): Likewise.
17316 (DECL_NONADDRESSABLE_P): Likewise.
17317 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17318 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17320 2009-06-10 Ian Lance Taylor <iant@google.com>
17322 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17323 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17324 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17325 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17326 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17327 DEF_VEC_ALLOC_FUNC_P.
17328 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17329 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17330 DEF_VEC_ALLOC_FUNC_O.
17331 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17332 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17333 DEF_VEC_ALLOC_FUNC_I.
17334 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17335 (vec_stack_p_reserve_exact_1): Declare.
17336 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17337 (vec_stack_free): Declare.
17338 (VEC_stack_alloc): Define.
17339 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17340 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17341 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17342 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17344 (stack_vecs): New static variable.
17345 (vec_stack_p_reserve_exact_1): New function.
17346 (vec_stack_o_reserve_1): New static function.
17347 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17348 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17349 (vec_stack_free): New function.
17350 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17351 (VEC_df_ref_stack_alloc): Define.
17352 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17353 DEF_VEC_ALLOC_P_STACK.
17354 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17355 (struct df_collection_rec): Change _vec fields to VEC. Remove
17357 (df_free_collection_rec): Adjust for new fields.
17358 (df_insn_rescan): Use new df_collection_rec fields.
17359 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17360 (df_ref_create_structure, df_ref_record): Likewise.
17361 (df_get_conditional_uses, df_get_call_refs): Likewise.
17362 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17363 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17364 (df_record_exit_block_uses, df_bb_verify): Likewise.
17365 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
17366 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
17367 Remove count parameter. Change return type to void. Change all
17369 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
17370 Remove count parameter. Change return type to void. Change all
17372 (df_install_refs): Change old_vec parameter to VEC. Remove count
17373 parameter. Change all callers.
17374 (df_install_mws): Change old_vec parameter to VEC. Remove count
17375 parameter. Change all callers.
17376 (df_refs_verify): Change new_rec parameter to VEC. Change call
17378 (df_mws_verify): Likewise.
17380 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
17382 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
17384 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
17386 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
17388 2009-06-10 Anthony Green <green@moxielogic.com>
17390 * config/moxie/crti.asm: New file.
17391 * config/moxie/crtn.asm: New file.
17392 * config/moxie/moxie.c: New file.
17393 * config/moxie/moxie.h: New file.
17394 * config/moxie/sfp-machine.h: New file.
17395 * config/moxie/moxie-protos.h: New file.
17396 * config/moxie/t-moxie: Created.
17397 * config/moxie/t-moxie-softfp: Created.
17398 * config/moxie/moxie.md: Created.
17399 * config/moxie/constraints.md: Created.
17400 * config.gcc: Add moxie support.
17401 * doc/md.texi (Machine Constraints): Add moxie constraints.
17402 * doc/contrib.texi (Contributors): Mention moxie port.
17403 * doc/install.texi (Specific): Mention the moxie port.
17405 2009-06-09 Ian Lance Taylor <iant@google.com>
17407 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17408 compiling with C++.
17409 * optabs.c (optab_table): Only use designated initializers if
17410 HAVE_DESIGNATED_INITIALIZERS is defined.
17411 (convert_optab_table): Likewise.
17412 (init_optabs): Always call init_insn_codes if
17413 HAVE_DESIGNATED_INITIALIZERS is not defined.
17415 2009-06-09 Ian Lance Taylor <iant@google.com>
17417 * targhooks.c (default_builtin_vectorized_function): Change fn
17418 parameter to unsigned int.
17419 (default_builtin_vectorized_conversion): Change code parameter to
17421 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17422 * targhooks.h: Update declarations.
17423 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17424 parameter to unsigned int.
17426 * c-typeck.c (comptypes_check_enum_int): New static function.
17427 (comptypes_internal): Add enum_and_int_p parameter. Change all
17429 (comp_target_types): Add location parameter. Change all callers.
17430 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17431 Change all callers.
17432 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17433 (build_conditional_expr): Add colon_loc parameter. Change all
17435 (convert_for_assignment): Add location parameter. Change all callers.
17436 * c-parser.c (c_parser_conditional_expression): Pass location of
17437 colon to build_conditional_expr.
17438 * c-tree.h (build_conditional_expr): Update declaration.
17440 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17442 * graphite.c: Revert previous patch.
17444 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17447 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17449 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17451 * tree-ssa-loop-prefetch.c
17452 (loop_prefetch_arrays): Fixed a portability problem in printf format
17455 2009-06-09 Martin Jambor <mjambor@suse.cz>
17457 PR tree-optimization/40351
17458 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17459 refrence to a potential artifical subaccess can be constructed.
17461 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17463 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17464 (sh_override_options): Likewise.
17465 * config/sh/sh.c: Include params.h.
17466 (sh_optimization_options): New.
17467 (sh_override_options): Likewise.
17468 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17469 (OVERRIDE_OPTIONS): Use sh_override_options.
17471 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17473 * dwarf2out.c (emit_cfa_remember): New variable.
17474 (add_fde_cfi): If emit_cfa_remember, recurse to add
17475 DW_CFA_remember_state first.
17476 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17477 instead just set emit_cfa_remember.
17479 2009-06-08 Jan Hubicka <jh@suse.cz>
17482 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17484 2009-06-08 Jan Hubicka <jh@suse.cz>
17486 PR middle-end/39834
17487 * cgraphunit.c (save_inline_function_body): Do not copy transform
17488 hooks for saved inline bodies.
17489 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17490 for given function.
17492 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17494 * jump.c (returnjump_p): Handle delayed branches. Add missing
17497 2009-06-08 Jan Hubicka <jh@suse.cz>
17499 PR middle-end/40102
17500 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17501 original node might've been modified.
17502 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17504 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17506 * tree-object-size.c (addr_object_size): Add OSI argument.
17507 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17508 (compute_builtin_object_size, expr_object_size): Adjust callers.
17509 (plus_stmt_object_size): Call addr_object_size instead of
17510 compute_builtin_object_size.
17512 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17513 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17515 * tree-ssa-loop-prefetch.c
17516 (gather_memory_references): Introduced a counter for the number of
17518 (anything_to_prefetch_p): Introduced a counter for the number of
17520 (is_loop_prefetching_profitable): New function with a cost model
17522 (loop_prefetch_arrays): Use the new cost model to determine if
17523 prefetching is profitable.
17524 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17525 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17526 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17527 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17528 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17529 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17531 2009-06-08 Michael Matz <matz@suse.de>
17534 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17535 partitions use the same.
17536 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17537 for basevars of SSA_NAMEs.
17538 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17539 to not expand them twice.
17540 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17543 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17545 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17546 (fdump-final-insns=, gtoggle): New.
17547 * doc/invoke.texi: Document them.
17548 * final.c (rest_of_clean_state): Dump final insn stream.
17549 * gcc.c (invoke_as): Hook in -fcompare-debug.
17550 (static_spec_functions): Add compare-debug-dump-opt,
17551 compare-debug-self-opt and compare-debug-auxbase-opt.
17552 (compare_debug, compare_debug_second, compare_debug_opt): New.
17553 (switches_debug_check, n_switches_debug_check): New.
17554 (debug_auxbase_opt, debug_check_temp_file): New.
17555 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17557 (do_self_spec): Handle arguments after switches.
17558 (do_spec_1): Add .gk extension to temp file basenames for compare.
17559 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17560 (cc1_options): Use it instead of normal auxbase computation for
17561 the second compare-debug compilation.
17562 (compare_files): New.
17563 (main): Set up and implement compare debug mode.
17564 (compare_debug_dump_opt_spec_function): New.
17565 (compare_debug_self_opt_spec_function): New.
17566 (compare_debug_auxbase_opt_spec_function): New.
17567 * toplev.c (process_options): Handle flag_gtoggle,
17568 flag_dump_final_insns.
17569 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17570 during -fcompare-debug-second compilation.
17572 2009-06-07 Ian Lance Taylor <iant@google.com>
17574 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17575 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17577 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17578 with no default node. Change warning with %H to warning_at.
17579 Don't clear warn_switch around case checking.
17580 * doc/invoke.texi (Warning Options): Clarify distinction between
17581 -Wswitch and -Wswitch-enum.
17583 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17585 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17587 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17589 * gbl-ctors.h: Add header guard.
17591 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17593 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17594 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17595 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17596 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17597 prototypes for removed functions.
17598 (expressions_equal_p): Move to ...
17599 * tree-ssa-sccvn.h: ... here and ...
17600 * matrix-reorg.c: ... adjust includes.
17602 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17604 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17606 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17608 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17609 (finish_function): Remove erroneous whitespace.
17611 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17613 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17614 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17616 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17618 * errors.c (internal_error): Commentary typo fix.
17619 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17620 * tree-ssa-pre.c: Ditto.
17622 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17624 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17625 them is supposed to hold actual statements.
17627 2009-06-06 Ian Lance Taylor <iant@google.com>
17629 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17630 empty statements can now have attributes.
17632 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17634 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17635 * config/mips/mips.md: Ditto.
17637 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17639 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17641 (__eabi_uconvert): Likewise.
17643 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17645 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17646 CFI_* definitions with IN_GCC.
17648 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17650 * xcoffout.h (xcoffout_source_line): Update prototype.
17652 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17654 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17655 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17657 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17659 PR middle-end/40340
17660 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17661 inlined_function_outer_scope_p blocks for artificial inlines
17663 * tree.c (tree_nonartificial_location): Rewrite using
17664 block_nonartificial_location.
17666 2009-06-05 Revital Eres <eres@il.ibm.com>
17667 Leehod Baruch <leehod@il.ibm.com>
17669 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17670 (expand_expr_real_1): Remove comment.
17671 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17672 Vectorize misaligned access when the target supports it.
17673 (vect_supportable_dr_alignment): Check for unaligned access support.
17674 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17677 2009-06-05 Julian Brown <julian@codesourcery.com>
17679 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17680 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17682 2009-06-05 Richard Guenther <rguenther@suse.de>
17685 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17686 as possibly unused.
17688 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17690 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17691 (save_gprs): Don't tell unwinder when a global register is saved.
17692 (s390_emit_epilogue): Emit needed epilogue unwind info.
17694 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17696 * dwarf2out.c (deferred_asm_name): New.
17697 (add_name_and_src_coords_attributes): Defer creation of
17698 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17700 (move_linkage_attr): New.
17701 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17704 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17706 * tree-nested.c (finalize_nesting_tree_1): Declare the
17707 frame_decl in the binding tree.
17709 2009-06-04 Cary Coutant <ccoutant@google.com>
17711 * basic-block.h (struct basic_block_def): Add discriminator field.
17712 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17714 * debug.c (do_nothing_debug_hooks): Add additional entry.
17715 (debug_nothing_int_charstar_int): New function.
17716 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17717 (debug_nothing_int_charstar_int): New declaration.
17718 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17719 discriminator value in .loc directive.
17720 * final.c (last_discriminator): New variable.
17721 (discriminator): New variable.
17722 (final_start_function): Initialize above variables, pass current
17723 discriminator to debug hook.
17724 (notice_source_line): Check for discriminator change.
17725 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17726 * sdbout.c (sdbout_source_line): New parameter.
17727 * tree-cfg.c (struct locus_discrim_map): New structure type.
17728 (discriminator_per_locus): New hash table.
17729 (build_gimple_cfg): Allocate and free discriminator hash table.
17730 (make_edges): Call assign_discriminator.
17731 (locus_map_hash): New function.
17732 (locus_map_eq): New function.
17733 (next_discriminator_for_locus): New function.
17734 (same_line_p): New function.
17735 (assign_discriminator): New function.
17736 (make_cond_expr_edges): Call assign_discriminator.
17737 (make_gimple_switch_edges): Likewise.
17738 (first_non_label_stmt): New function.
17739 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17741 * xcoffout.c (xcoffout_source_line): Add new parameter.
17743 * configure.ac (gcc_cv_as_discriminator): New configury check for
17744 gas support for discriminator.
17745 * configure: Regenerate.
17746 * config.in: Regenerate.
17748 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17750 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17751 val after checking for integers.
17753 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17755 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17757 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17758 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17759 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17760 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17761 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17762 X64_SSE_REGPARM_MAX.
17763 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17764 X64_SSE_REGPARM_MAX.
17766 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17768 * gcc.c (report_times_to_file): New.
17769 (execute): Implement it.
17770 (process_command): Support -time=.
17771 * doc/invoke.texi: Document it.
17773 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17775 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17776 that have value exprs.
17778 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17780 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17781 declarations for constants until...
17782 (dw2_output_indirect_constant_1): ... this point.
17784 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17787 * arm.md (arm_addsi3): Don't try to split an add with an
17788 eliminable register until after reload has completed.
17790 2009-06-03 Ian Lance Taylor <iant@google.com>
17792 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17793 * genattrtab.c (write_length_unit_log): Likewise.
17794 * genchecksum.c (dosum): Likewise.
17795 * gengtype.c (write_rtx_next): Likewise.
17796 (finish_root_table, write_roots): Likewise.
17797 * gimple.c (gimple_ops_offset_): Likewise.
17798 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17799 * config/arc/arc.c (arc_attribute_table): Likewise.
17800 * config/arm/arm.c (arm_attribute_table): Likewise.
17801 * config/avr/avr.c (avr_attribute_table): Likewise.
17802 * config/crx/crx.c (crx_attribute_table): Likewise.
17803 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17804 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17805 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17806 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17807 * config/sh/sh.c (sh_attribute_table): Likewise.
17808 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17809 * config/spu/spu.c (spu_attribute_table): Likewise.
17810 * config/v850/v850.c (v850_attribute_table): Likewise.
17812 * config/alpha/alpha.c (vms_attribute_table): Make static.
17813 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17814 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17815 * config/mips/mips.c (mips_attribute_table): Likewise.
17817 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17819 (cc1-checksum.o): Likewise.
17821 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17823 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17825 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17827 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17828 insn if it is changing sp. Use gen_add3_insn instead of
17829 conditionally gen_addsi3 and gen_adddi3.
17830 (offset_below_red_zone_p): New static inline function.
17831 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17832 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17833 * config/rs6000/ppc-asm.h: Include auto-host.h.
17834 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17835 CFI_RESTORE): Define.
17836 * config/rs6000/crtresxgpr.asm: Add unwind info.
17837 * config/rs6000/crtresxfpr.asm: Likewise.
17838 * config/rs6000/crtresgpr.asm: Likewise.
17839 * config/rs6000/crtresfpr.asm: Likewise.
17840 * config/rs6000/crtsavgpr.asm: Likewise.
17841 * config/rs6000/crtsavfpr.asm: Likewise.
17843 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17844 argument of DWARF2_FRAME_REG_OUT macros.
17846 2009-06-03 Julian Brown <julian@codesourcery.com>
17848 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17849 words or less (including TImode) in core registers.
17851 2009-06-03 Richard Guenther <rguenther@suse.de>
17853 PR middle-end/40328
17854 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17856 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17858 * statistics.c (statistics_counter_event): Do not record event
17859 in pass dump if its number == -1.
17860 (curr_statistics_hash): Add assert that we never get passes
17861 with static number == -1.
17863 2009-06-03 Richard Guenther <rguenther@suse.de>
17864 Andrey Belevantsev <abel@ispras.ru>
17866 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17867 non-BLKmode arrays addressable.
17869 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17871 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17872 * config/m68k/m68k.h: ... here.
17874 2009-06-03 Martin Jambor <mjambor@suse.cz>
17876 PR tree-optimization/40323
17877 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17880 2009-06-03 Richard Guenther <rguenther@suse.de>
17882 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17885 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17887 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17888 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17889 JUMP_TABLE_DATA_P where applicable.
17890 * config/sh/sh.c: Ditto.
17891 * config/sh/sh.h: Ditto.
17892 * config/sh/sh.md: Ditto.
17893 * config/sh/symbian.c: Ditto.
17895 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17897 * config/i386/driver-i386.c (describe_cache): Optimize
17898 concatenation of strings. Use snprintf instead of sprintf.
17899 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17900 target when not compiling with GCC.
17902 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17904 * config/sh/sh.c: Revert last change.
17905 (sh_expand_epilogue): Emit a blockage insn before the frame
17906 pointer adjustment unconditionally.
17908 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17910 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17911 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17912 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17913 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17914 to COLLECT_GCC_OPTIONS.
17916 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17918 * collect2.c (target_system_root): New variable.
17919 (main): Handle --sysroot=.
17920 (ignore_library): Strip the sysroot from the library path.
17922 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17924 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17925 (collect2.o): Depend on collect2-aix.h.
17926 (collect2-aix.o): New rule.
17927 * collect2-aix.h: New file.
17928 * collect2-aix.c: Likewise.
17929 * collect2.c: Include collect2-aix.h. Don't undefine
17930 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17931 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17932 Use TARGET_AIX_VERSION instead of _AIX51.
17933 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17934 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17935 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17936 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17937 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17939 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17941 * collect2.c (ignore_library): Avoid premature post-increment
17942 and null deference.
17944 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17946 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17947 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17948 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17949 CROSS_DIRECTORY_STRUCTURE too.
17950 (LINK_LIBG_SPEC): Likewise.
17951 (LIB_SPEC): Add %R to sysroot paths.
17952 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17953 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17954 * config/rs6000/aix51.h: As for aix43.h.
17955 * config/rs6000/aix52.h: Likewise.
17956 * config/rs6000/aix53.h: Likewise.
17957 * config/rs6000/aix61.h: Likewise.
17958 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17959 to the beginning of sysroot paths.
17961 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17963 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17964 INSN_LISTs that are out of the REG_NOTE range.
17966 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17968 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17969 (struct var_to_expand): Likewise.
17970 (struct opt_info): Add head and tail for linked lists of the above.
17971 (analyze_insn_to_expand_var): Initialize next.
17972 (analyze_iv_to_split_insn): Likewise.
17973 (analyze_insns_in_loop): Create linked lists.
17974 (allocate_basic_variable): Simplify for use without hash table.
17975 (insert_var_expansion_initialization): Likewise, make it type-safer.
17976 (combine_var_copies_in_loop_exit): Likewise.
17977 (apply_opt_in_copies): Walk lists rather than hash tables.
17978 (release_var_copies): Simplified and inlined by hand into...
17979 (free_opt_info): ... this function.
17981 2009-06-02 Richard Guenther <rguenther@suse.de>
17983 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17986 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17988 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17989 only for builtins that are not overridden.
17991 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17993 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17996 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17998 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
18000 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18002 * combine.c (move_deaths): Compare LUIDs within the same BB only.
18004 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
18006 * common.opt (fdump-unnumbered-links): New.
18007 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
18008 * print-rtl.c (flag_dump_unnumbered_links): New.
18009 (print_rtx): Test it.
18011 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
18013 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
18014 push/pop multiple to 8-byte alignment.
18016 2009-06-01 Jakub Jelinek <jakub@redhat.com>
18018 * config/i386/i386.c (queued_cfa_restores): New static variable.
18019 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
18021 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
18022 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
18023 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
18024 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
18025 note unconditionally.
18026 (ix86_emit_restore_regs_using_mov): Likewise.
18027 (ix86_emit_restore_sse_regs_using_mov): Likewise.
18028 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
18029 it through to ix86_emit_restore_reg_using_pop.
18030 (ix86_emit_leave): Add RED_OFFSET argument. Call
18031 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
18032 instead of adding REG_CFA_OFFSET note unconditionally.
18033 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
18034 the above functions. Call ix86_add_queued_cfa_restore_notes when
18037 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
18038 force output of the label even for dwarf2out_do_cfi_asm.
18039 (add_fde_cfi): If -g2 and above and cfi might change CFA,
18040 force creation of CFI label and chain DW_CFA_set_loc jumping to it
18041 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
18043 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
18044 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
18045 dwarf2out_cfi_label callers.
18046 * tree.h (dwarf2out_cfi_label): Adjust prototype.
18047 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
18048 Adjust dwarf2out_cfi_label callers.
18049 * config/vax/vax.c (vax_output_function_prologue): Likewise.
18051 * config/i386/i386.h (struct machine_cfa_state,
18052 struct machine_function): Guard with ifndef USED_FOR_TARGET
18053 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
18056 * emutls.c (__emutls_get_address): Change arr->size to mean number
18057 of allocated arr->data entries instead of # of slots + 1.
18059 PR middle-end/40316
18060 * recog.c (peep2_reinit_state): New function.
18061 (peephole2_init_state): Use it at the end of a basic block and also
18062 when seeing a RTX_FRAME_RELATED_P insn.
18064 2009-06-01 Steve Ellcey <sje@cup.hp.com>
18066 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
18067 fixuns_truncrfdi2): New.
18068 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
18069 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
18070 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
18071 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
18072 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
18073 *recip_approx): Remove.
18074 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
18075 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
18076 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
18078 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
18081 2009-06-01 Ian Lance Taylor <iant@google.com>
18083 * attribs.c (register_attribute): Use CONST_CAST.
18084 * collect2.c (main): Use CONST_CAST2.
18085 (scan_prog_file): Likewise.
18086 * gcc.c (process_command, main): Likewise.
18087 * toplev.c (toplev_main): Likewise.
18089 * c-typeck.c (handle_warn_cast_qual): New static function,
18090 partially broken out of build_c_cast.
18091 (build_c_cast): Call handle_warn_cast_qual.
18092 * doc/invoke.texi (Warning Options): Document new effect of
18095 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
18097 * diagnostic.c (diagnostic_build_prefix): Always print columns.
18098 (diagnostic_report_current_module): Print columns.
18099 * common.opt (flag_show_column): Enable by default.
18101 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
18103 * alias.c (find_base_term): Check for NULL term before returning.
18105 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18107 Revert due to PR40320:
18108 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18109 * calls.c (emit_library_call_value_1): Don't force_operand for move
18112 2009-06-01 Olivier Hainque <hainque@adacore.com>
18113 Eric Botcazou <ebotcazou@adacore.com>
18115 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
18116 to be processed as a bitfield for constructor output purposes.
18117 * output.h (initializer_constant_valid_for_bitfield_p): Declare
18119 * varasm.c (oc_local_state): New type, output_constructor
18120 local state to support communication with helpers.
18121 (oc_outer_state): New type, output_constructor outer state of
18122 relevance in recursive calls.
18123 (output_constructor_array_range): New output_constructor helper,
18124 extracted code for an array range element.
18125 (output_constructor_regular_field): New output_constructor helper,
18126 extracted code for an element that is not a bitfield.
18127 (output_constructor_bitfield): New output_constructor helper,
18128 extracted code for a bitfield element. Accept an OUTER state
18129 argument for recursive processing. Recurse on record or array
18130 CONSTRUCTOR values, possibly past noop conversions.
18131 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
18132 VALUE is a valid constant-valued expression for use in a static
18133 bit-field initializer.
18134 (output_constructor): Rework to use helpers. Accept and honor an
18135 OUTER state argument for recursive calls. Return total size. Be
18136 prepared for nested constructors initializing bitfields.
18137 (output_constant): Feed OUTER in calls to output_constructor.
18139 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18141 * calls.c (emit_library_call_value_1): Don't force_operand for move
18144 2009-06-01 Nick Clifton <nickc@redhat.com>
18146 * doc/invoke.texi (IA-64 Options): Fix typo.
18148 2009-06-01 Ira Rosen <irar@il.ibm.com>
18150 PR tree-optimization/39129
18151 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
18153 (vect_do_peeling_for_loop_bound): Use
18154 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18155 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18156 (vect_loop_versioning): Likewise.
18157 (vect_create_cond_for_alias_checks): Fix indentation.
18158 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
18160 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
18161 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
18162 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
18163 "control flow in loop".
18164 (vect_estimate_min_profitable_iters): Use
18165 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18166 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18167 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18168 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
18169 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
18170 statement belongs to a group of strided accesses with the exact code
18172 (vectorizable_load): Likewise.
18173 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
18174 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18176 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
18178 * config/freebsd-stdint.h: New file.
18179 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
18180 Add freebsd-stdint.h to tm_file.
18182 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
18184 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
18185 (thumb2_extendhidi2): Likewise.
18187 2009-05-31 Ian Lance Taylor <iant@google.com>
18189 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
18191 2009-05-31 Ian Lance Taylor <iant@google.com>
18193 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
18194 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
18195 (ipa-reference.o): Depend upon gt-ipa-reference.h.
18197 2009-05-31 Jason Merrill <jason@redhat.com>
18199 * tree-pretty-print.c (print_call_name): Take the callee, not the
18200 call itself. Make non-static. Use dump_function_name for functions.
18201 (dump_generic_node): Adjust.
18202 * diagnostic.h: Declare print_call_name.
18203 * gimple-pretty-print.c (dump_gimple_call): Use it.
18205 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18207 * config/sh/sh.md (ashldi3_std): New define_expand.
18210 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18213 * config/sh/sh.c: Include debug.h.
18214 (sh_expand_epilogue): Emit a blockage insn before the frame
18215 pointer adjustment also when dwarf2out_do_frame returns true.
18217 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18219 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18220 (thumb2_extendqidi2): New pattern.
18222 2009-05-31 Ira Rosen <irar@il.ibm.com>
18224 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
18225 mark phis for renaming.
18226 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18227 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
18228 Call mark_sym_for_renaming.
18229 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
18230 * tree-vect-loop.c (vect_transform_loop): Remove
18231 vect_memsyms_to_rename initialization and a call to
18232 mark_set_for_renaming.
18234 2009-05-31 Jakub Jelinek <jakub@redhat.com>
18236 PR middle-end/40304
18237 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
18238 frame related even if !set_cfa && style < 0.
18240 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
18242 * config/i386/mingw-tls.c: New file.
18243 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
18244 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
18245 defining _WIN32 but not __CYGWIN__.
18247 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18249 * configure.ac: Add MPC support.
18251 * config.in, configure: Regenerate.
18253 2009-05-29 Richard Henderson <rth@redhat.com>
18255 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
18256 NOTE_INSN_BASIC_BLOCK.
18257 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
18258 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
18259 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
18261 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
18263 (add_cfi): Disable check redefining cfa away from drap.
18264 (lookup_cfa_1): Add remember argument; handle remember/restore.
18265 (lookup_cfa): Pass remember argument.
18266 (cfa_remember): New.
18267 (compute_barrier_args_size_1): Remove sibcall check.
18268 (dwarf2out_frame_debug_def_cfa): New.
18269 (dwarf2out_frame_debug_adjust_cfa): New.
18270 (dwarf2out_frame_debug_cfa_offset): New.
18271 (dwarf2out_frame_debug_cfa_register): New.
18272 (dwarf2out_frame_debug_cfa_restore): New.
18273 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
18274 (dwarf2out_begin_epilogue): New.
18275 (dwarf2out_frame_debug_restore_state): New.
18276 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18277 DW_CFA_restore_state.
18278 (output_cfi_directive): Likewise.
18279 (convert_cfa_to_fb_loc_list): Likewise.
18280 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18281 * dwarf2out.h: Update.
18282 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18283 (copy_insn_1): Early out for null.
18284 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18285 and dwarf2out_frame_debug_restore_state.
18286 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18287 (prologue_insn_hash, epilogue_insn_hash): New.
18288 (free_after_compilation): Adjust freeing accordingly.
18289 (record_insns): Create hash table if needed; push insns into
18290 hash instead of array.
18291 (maybe_copy_epilogue_insn): New.
18292 (contains): Search hash table instead of array.
18293 (sibcall_epilogue_contains): Remove.
18294 (thread_prologue_and_epilogue_insns): Split eh_return insns
18295 and mark them as epilogues.
18296 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18297 scanning in terms of basic blocks.
18298 * insn-notes.def (CFA_RESTORE_STATE): New.
18299 * jump.c (returnjump_p_1): Accept EH_RETURN.
18300 (eh_returnjump_p_1, eh_returnjump_p): New.
18301 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18302 CFA_REGISTER, CFA_RESTORE): New.
18303 * rtl.def (EH_RETURN): New.
18304 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18306 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18307 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18309 * config/i386/i386.c (gen_push): Update cfa state.
18310 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18311 add a CFA_ADJUST_CFA note.
18312 (ix86_dwarf_handle_frame_unspec): Remove.
18313 (ix86_expand_prologue): Update cfa state.
18314 (ix86_emit_restore_reg_using_pop): New.
18315 (ix86_emit_restore_regs_using_pop): New.
18316 (ix86_emit_leave): New.
18317 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18318 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18319 * config/i386/i386.h (struct machine_cfa_state): New.
18320 (ix86_cfa_state): New.
18321 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18322 (eh_return_internal): Merge from eh_return_<mode>,
18323 use eh_return rtx, split w/ epilogue.
18325 2009-05-29 Ian Lance Taylor <iant@google.com>
18327 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18329 * calls.c (emit_library_call_value_1): Likewise.
18331 * c-typeck.c (c_build_va_arg): New function.
18332 * c-tree.h (c_build_va_arg): Declare.
18333 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18334 instead of build_va_arg.
18336 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18338 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18339 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18340 (ptr_difference_cost): Use affine combinations to compute it.
18341 (difference_cost): Likewise.
18342 (get_computation_cost_at): Compute more accurate cost for addresses
18343 if the ratio is a multiplier allowed in addresses.
18344 For non-addresses, consider that an additional offset or symbol is
18347 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18349 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18350 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18352 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18353 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18354 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18356 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18357 to 1 for TYPE_SSE{IADD1,CVT1}.
18358 (prefix_vex_imm8): Removed.
18359 (length_vex): Only pass 1 as second argument to
18360 ix86_attr_length_vex_default if prefix_extra is 0.
18361 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18362 (length): For prefix vex computation use length_immediate
18363 attribute instead of prefix_vex_imm8.
18364 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18365 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
18366 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
18367 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
18368 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
18369 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
18370 a space in between the operands.
18371 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
18372 if one operand is 0xff and the other one si, di, bp or sp.
18373 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
18374 other one si, di, bp or sp.
18375 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
18376 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
18377 type and mode attributes.
18378 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
18379 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
18380 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
18381 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
18382 prefix_data16 attribute iff MODE_DF.
18383 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
18384 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
18385 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
18386 constm128_operand in length_immediate computation.
18387 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
18388 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
18389 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
18390 length_immediate attribute to 1.
18391 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
18392 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
18393 for certain alternatives.
18394 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
18395 prefix_data16 attribute if MODE_V1DF.
18396 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
18397 length_immediate to 1.
18398 (set_got_rex64, set_rip_rex64): Remove length attribute, set
18399 length_address to 4, set mode attribute to MODE_DI.
18400 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18401 (fxam<mode>2_i387): Set length attribute to 4.
18402 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18403 *prefetch_3dnow_rex): Override length_address attribute.
18404 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18406 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18407 (constm128_operand): Removed.
18408 * config/i386/i386.c (memory_address_length): For
18409 disp && !index && !base in 64-bit mode account for SIB byte if
18410 print_operand_address can't optimize disp32 into disp32(%rip)
18411 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18412 for fs: or gs: segment.
18413 (ix86_attr_length_immediate_default): When checking if shortform
18414 is possible, truncate immediate to the length of the non-shortened
18416 (ix86_attr_length_address_default): Ignore MEM_P operands
18418 (ix86_attr_length_vex_default): Only check for DImode on
18419 GENERAL_REG_P operands.
18420 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18421 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18422 (sse_cvttps2pi): Clear prefix_rep attribute.
18423 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18425 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18426 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18427 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18428 iff operand 2 is const_int_operand.
18429 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18430 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18431 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18433 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18435 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18436 prefix_data16 attribute for movlpd and movhpd instructions.
18437 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18438 length_immediate for shufpd instruction.
18439 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18440 (avx_cmpp<avxmodesuffixf2c><mode>3,
18441 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18442 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18443 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18444 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18445 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18446 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18447 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18448 prefix_data16 attribute for the first alternative to 1.
18449 (*avx_loadlps): Override length_immediate for the first alternative.
18450 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18451 attributes for second alternative.
18452 (*vec_concatv2sf_sse4_1): Override length_immediate and
18453 prefix_data16 attributes for second alternative.
18454 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18455 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18456 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18457 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18458 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18459 prefix_data16 and length_immediate to 1.
18460 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18462 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18463 prefix_extra attribute for variants that don't have 0f prefix alone.
18464 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18465 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18466 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18467 *sse4_1_pextrd): Set length_immediate to 1.
18468 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18469 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18471 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18472 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18473 length_immediate to 1 for second alternative.
18474 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18475 prefix_extra and length_immediate attributes for the first
18477 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18479 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18480 to 1 for the first and third alternative.
18481 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18483 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18485 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18487 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18488 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18489 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18490 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18491 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18492 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18493 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18494 ssse3_psign<mode>3): Override prefix_rex attribute.
18495 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18496 (ssse3_palignrti): Override length_immediate to 1.
18497 (ssse3_palignrdi): Override length_immediate to 1, override
18498 prefix_rex attribute.
18499 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18500 (sse4a_extrqi): Override length_immediate to 2.
18501 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18502 (sse4a_insertq): Override prefix_data16 to 0.
18503 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18504 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18505 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18506 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18507 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18508 and length_immediate to 1.
18509 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18510 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18511 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18512 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18513 and length_immediate to 1.
18514 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18515 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18516 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18517 avx_ptest256): Override prefix_extra to 1.
18518 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18519 Override prefix_data16 and length_immediate to 1.
18520 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18521 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18522 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18523 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18524 prefix_data16 to 0 and prefix_extra to 2.
18525 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18526 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18528 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18529 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18530 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18531 and prefix_extra to 2.
18532 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18533 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18534 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18535 avx_vpermilvar<mode>3,
18536 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18537 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18538 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18539 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18540 Override prefix_extra to 1.
18541 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18542 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18543 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18544 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18545 prefix_extra and length_immediate to 1.
18546 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18548 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18549 to 1 for the first alternative.
18550 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18551 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18553 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18554 *movv2sf_internal_avx, *movv2sf_internal): Override
18555 prefix_rep attribute for certain alternatives.
18556 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18557 attributes for certain alternatives.
18558 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18559 attributes for certain alternatives.
18560 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18561 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18562 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18563 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18564 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18565 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18566 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18567 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18568 length_immediate to 1 if operand 2 is const_int_operand.
18569 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18570 *vec_extractv2si_1): Set length_immediate attribute to 1.
18571 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18572 using old 3DNOW insn rather than SSE/3DNOW_A.
18573 (mmx_emms, mmx_femms): Clear modrm attribute.
18575 2009-05-29 Martin Jambor <mjambor@suse.cz>
18577 * tree-sra.c: New implementation of SRA.
18579 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18580 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18581 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18582 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18583 (SRA_MAX_STRUCTURE_COUNT): Removed.
18584 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18585 * doc/invoke.texi (sra-max-structure-size): Removed.
18586 (sra-field-structure-ratio): Removed.
18588 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18590 PR middle-end/40291
18591 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18594 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18596 PR rtl-optimization/40101
18597 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18598 seqno. Adjust comment.
18599 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18600 inserting bookkeeping before a jump, the jump is not scheduled.
18601 When no positive seqno found, provide a value. Add comment.
18603 2009-05-29 Richard Guenther <rguenther@suse.de>
18605 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18606 short-cutting on the first component.
18608 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18610 PR middle-end/39958
18611 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18612 for trees other than decls/types.
18614 2009-05-29 Richard Guenther <rguenther@suse.de>
18616 * tree-ssa-operands.c (get_expr_operands): Do not handle
18617 INDIRECT_REFs in the handled-component case. Remove
18618 unused get_ref_base_and_extent case.
18619 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18620 tree_low_cst and host_integerp where possible.
18621 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18622 codes for equivalence.
18623 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18625 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18627 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18628 to tmake_file for i[34567]86-*-cygwin*.
18630 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18633 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18634 (altivec_categorize_keyword, init_vector_keywords,
18635 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18638 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18640 * tree.c (handle_dll_attribute): Check if node is
18641 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18643 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18645 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18647 (thumb2_zero_extendqidi2): Likewise.
18649 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18651 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18652 instead of gen_movrt.
18653 * config/sh/sh.md (movrt): Remove.
18655 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18657 * doc/invoke.texi (IA-64 Options):
18658 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18659 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18660 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18661 -msched-prefer-non-control-spec-insns,
18662 -msched-stop-bits-after-every-cycle,
18663 -msched-count-spec-in-critical-path,
18664 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18665 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18666 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18667 and -msched-spec-verbose.
18669 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18671 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18672 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18674 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18676 2009-05-28 Richard Guenther <rguenther@suse.de>
18678 * tree-ssa-alias.c (ao_ref_init): New function.
18679 (ao_ref_base): Likewise.
18680 (ao_ref_base_alias_set): Likewise.
18681 (ao_ref_alias_set): Likewise.
18682 (refs_may_alias_p_1): Change signature.
18683 (refs_may_alias_p): Adjust.
18684 (refs_anti_dependent_p): Likewise.
18685 (refs_output_dependent_p): Likewise.
18686 (call_may_clobber_ref_p_1): Change signature.
18687 (call_may_clobber_ref_p): Adjust.
18688 (stmt_may_clobber_ref_p_1): New function split out from ...
18689 (stmt_may_clobber_ref_p): ... here.
18690 (maybe_skip_until): Adjust signature.
18691 (get_continuation_for_phi): Likewise.
18692 (walk_non_aliased_vuses): Likewise.
18693 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18694 (ao_ref_init): Declare.
18695 (ao_ref_base): Likewise.
18696 (ao_ref_alias_set): Likewise.
18697 (stmt_may_clobber_ref_p_1): Likewise.
18698 (walk_non_aliased_vuses): Adjust.
18699 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18700 (get_ref_from_reference_ops): remove.
18701 (vn_reference_lookup_2): Adjust signature.
18702 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18703 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18704 (vn_reference_lookup): Adjust.
18705 (vn_reference_insert): Likewise.
18706 (vn_reference_insert_pieces): Adjust signature.
18707 (visit_reference_op_call): Adjust.
18708 * tree-ssa-pre.c (get_expr_type): Simplify.
18709 (phi_translate_1): Adjust.
18710 (compute_avail): Likewise.
18711 (translate_vuse_through_block): Do not re-build trees.
18712 (value_dies_in_block_x): Likewise.
18713 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18715 (vn_reference_lookup_pieces): Adjust declaration.
18716 (vn_reference_insert_pieces): Likewise.
18718 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18720 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18721 with checking disabled.
18723 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18727 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18728 macro definition for support of three-operand format aligned
18729 .comm directive in assembler on cygwin/pe/mingw target OS.
18730 * configure: Regenerate.
18731 * config.h: Regenerate.
18733 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18734 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18735 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18737 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18738 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18740 2009-05-28 Ira Rosen <irar@il.ibm.com>
18742 PR tree-optimization/40254
18743 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18744 in analysis of basic blocks.
18746 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18748 PR middle-end/33699
18749 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18750 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18751 (TARGET_INITIALIZER): Use it.
18752 * cse.c (CHEAPER): Move it up to the other macros.
18753 (insert): Rename this ...
18754 (insert_with_costs): ... to this. Add cost parameters. Update
18756 (insert): New function. Call insert_with_costs.
18757 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18758 find_reg_offset_for_const, try_const_anchors): New functions.
18759 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18760 when using a const-anchor. Call insert_const_anchors.
18761 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18762 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18764 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18766 * tree-inline.c (remap_decls): Enable nonlocalized variables
18767 when not optimizing.
18769 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18771 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18772 Simplify other tests involving optimize.
18774 2009-05-27 Tom Tromey <tromey@redhat.com>
18776 * unwind-dw2.c (_Unwind_DebugHook): New function.
18777 (uw_install_context): Call _Unwind_DebugHook.
18779 2009-05-27 Tom Tromey <tromey@redhat.com>
18781 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18783 2009-05-27 Ian Lance Taylor <iant@google.com>
18785 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18786 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18787 (ALL_LINKERFLAGS): Define.
18788 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18789 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18790 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18791 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18792 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18793 $(LINKER_FOR_BUILD).
18794 (build/gcov-iov$(build_exeext)): Likewise.
18796 2009-05-27 Julian Brown <julian@codesourcery.com>
18798 * gcse.c (target.h): Include.
18799 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18800 copy of argument to a pseudo register.
18802 2009-05-27 Diego Novillo <dnovillo@google.com>
18804 * tree-ssa-live.c (dump_scope_block): Document arguments.
18805 (dump_scope_blocks): Document.
18806 (debug_scope_blocks): New.
18807 * tree-flow.h (debug_scope_blocks): Declare.
18809 2009-05-21 Denis Chertykov <denisc@overta.ru>
18811 * doc/contrib.texi (Contributors): Add myself to the list.
18813 2009-05-27 Olivier Hainque <hainque@adacore.com>
18815 * expr.c (target_align): New function. Alignment the TARGET of an
18816 assignment may be assume to have.
18817 (highest_pow2_factor_for_target): Use it instead of relying on
18818 immediate tree attributes of TARGET, not necessarily honored when
18819 intermediate bitfields are involved.
18821 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18824 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18825 AVX, SSE4, AES, PCLMUL and POPCNT.
18827 2009-05-27 Diego Novillo <dnovillo@google.com>
18829 * tree-pretty-print.c (dump_location): New.
18830 (dump_generic_node): Call it.
18831 Factor code to handle BLOCK nodes ...
18832 (dump_block_node): ... here.
18834 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18836 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18838 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18840 * gcc-plugin.h: Include config.h and system.h.
18841 (IN_GCC): Define if not defined.
18843 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18845 PR middle-end/40249
18846 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18849 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18851 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18853 * config/m32r/m32r.h: Ditto.
18854 * config/m32r/m32r.md: Ditto.
18855 * config/m32r/predicates.md: Ditto.
18857 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18859 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18861 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18864 (Loading plugins): typo.
18865 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18866 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18867 (Interacting with the GCC Garbage Collector): Added new section.
18868 (Giving information about a plugin): Added new section for
18870 * ggc.h (ggc_register_root_tab): Added declaration.
18871 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18872 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18873 (register_callback): Improved comment in declaration.
18874 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18875 (extra_root_vec) Added static variable for dynamic roots registration.
18876 (ggc_register_root_tab) Added new routine.
18877 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18878 PLUGIN_GGC_MARKING event.
18879 * ggc-zone.c: Include plugin.h.
18880 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18881 * ggc-page.c: Include plugin.h.
18882 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18883 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18884 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18885 (register_callback): check lack of callbacks for
18886 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18887 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18888 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18889 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18890 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18891 dependency on plugin.h.
18892 (plugin.o): Added dependency on ggc.h...
18894 2009-05-26 Richard Guenther <rguenther@suse.de>
18896 PR middle-end/40248
18898 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18899 with mismatched comparison modes.
18901 * expr.c (expand_expr_real_1): Expand the operand of a
18902 VIEW_CONVERT_EXPR in its natural mode.
18904 2009-05-26 Ian Lance Taylor <iant@google.com>
18906 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18907 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18908 (ALL_COMPILERFLAGS): Define.
18909 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18910 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18911 (collect2$(exeext), collect2.o): Likewise.
18912 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18913 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18914 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18915 (libbackend.o, intl.o, cppdefault.o): Likewise.
18916 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18917 (build/%.o): Use $(COMPILER_FOR_BUILD).
18918 (build/gen%$(build_exeext)): Likewise.
18919 (build/gcov-iov$(build_exeext)): LIkewise.
18920 * config/t-darwin (darwin.o): Use $(COMPILER).
18921 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18922 * config/t-sol2 (sol2-c.o): Likewise.
18923 (sol2.o): Likewise.
18924 * config/t-vxworks (vxworks.o): Likewise.
18925 * config/x-darwin (host-darwin.o): Likewise.
18926 * config/x-hpux (host-hpux.o): Likewise.
18927 * config/x-linux (host-linux.o): Likewise.
18928 * config/x-solaris (host-solaris.o): Likewise.
18929 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18930 * config/arm/t-arm (arm-c.o): Likewise.
18931 * config/arm/t-pe (pe.o): Likewise.
18932 * config/arm/t-wince-pe (pe.o): Likewise.
18933 * config/i386/t-cygming (winnt.o): Likewise.
18934 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18935 * config/i386/t-cygwin (cygwin1.o): Likewise.
18936 (cygwin2.o): Likewise.
18937 * config/i386/t-i386 (i386-c.o): Likewise.
18938 * config/i386/t-interix (winnt.o): Likewise.
18939 * config/i386/t-netware (netware.o): Likewise.
18940 * config/i386/t-nwld (nwld.o): Likewise.
18941 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18942 * config/i386/x-i386 (driver-i386.o): Likewise.
18943 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18944 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18945 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18946 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18947 * config/mips/x-native (driver-native.o): Likewise.
18948 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18949 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18950 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18951 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18952 * config/score/t-score-elf (score7.o): Likewise.
18953 (score3.o): Likewise.
18954 * config/sh/t-sh (sh-c.o): Likewise.
18955 * config/sh/t-symbian (sh-c.o): Likewise.
18956 (symbian.o): Likewise.
18957 * config/spu/t-spu-elf (spu-c.o): Likewise.
18958 * config/v850/t-v850 (v850-c.o): Likewise.
18959 * config/v850/t-v850e (v850-c.o): Likewise.
18961 2009-05-26 Richard Guenther <rguenther@suse.de>
18963 PR tree-optimization/40122
18964 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18965 VECTOR_CSTs if possible.
18966 (fold_gimple_assign): Likewise.
18968 2009-05-26 Richard Guenther <rguenther@suse.de>
18970 PR middle-end/40252
18971 * fold-const.c (fold_binary): Use the correct types for building
18974 2009-05-26 Richard Guenther <rguenther@suse.de>
18976 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18977 redundant calls to merge_alias_info.
18978 (bump_vector_ptr): Likewise.
18979 * tree-ssa-copy.c (merge_alias_info): Remove.
18980 (replace_exp_1): Remove call to merge_alias_info.
18981 (propagate_tree_value): Likewise.
18982 (fini_copy_prop): Propagate points-to info.
18983 * tree-flow.h (merge_alias_info): Remove.
18985 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18987 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18989 2009-05-25 Jan Hubicka <jh@suse.cz>
18991 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18992 * cgraph.h (struct inline_summary): New filed self_wize,
18993 size_inlining_benefit, self_time and time_inlining_benefit.
18994 (struct cgraph_global_info): Replace insns by time ans size fields.
18995 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18996 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18997 (ipcp_update_callgraph): Do not touch function bodies.
18998 * ipa-inline.c: Include except.h
18999 (MAX_TIME): New constant.
19000 (overall_insns): Remove.
19001 (leaf_node_p): New.
19002 (overall_size, max_benefit): New static variables.
19003 (cgraph_estimate_time_after_inlining): New function.
19004 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19005 (cgraph_clone_inlined_nodes): Update size.
19006 (cgraph_mark_inline_edge): Update size.
19007 (cgraph_estimate_growth): Use size info.
19008 (cgraph_check_inline_limits): Check size.
19009 (cgraph_default_inline_p): Likewise.
19010 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19011 (cgraph_decide_recursive_inlining): Check size.
19012 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19014 (cgraph_decide_inlining): Likewise.
19015 (cgraph_decide_inlining_incrementally): Likewise; honor
19016 PARAM_EARLY_INLINING_INSNS.
19017 (likely_eliminated_by_inlining_p): New predicate.
19018 (estimate_function_body_sizes): New function.
19019 (compute_inline_parameters): Use it.
19020 * except.c (must_not_throw_labels): New function.
19021 * except.h (must_not_throw_labels): Declare.
19022 * tree-inline.c (init_inline_once): Kill inlining_weigths
19023 * tree-ssa-structalias.c: Avoid uninitialized warning.
19024 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19025 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19026 (PARAM_INLINE_CALL_COST): Remove.
19027 (PARAM_EARLY_INLINING_INSNS): New.
19029 2009-05-25 Richard Guenther <rguenther@suse.de>
19031 PR tree-optimization/36327
19032 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
19033 callback for reference translation or lookup at the point of may-defs.
19034 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
19035 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
19036 for union COMPONENT_REFs.
19037 (vn_reference_lookup_3): New callback. Lookup from memset
19038 and CONSTRUCTOR assignment, translate through struct copies.
19039 (vn_reference_lookup_pieces): Make sure to not free the
19040 passed operands array. Adjust walk_non_aliased_vuses call.
19041 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
19042 make sure we do not leak memory.
19044 2009-05-25 Richard Guenther <rguenther@suse.de>
19046 * tree-ssa-alias.h (dump_points_to_solution): Declare.
19047 * tree-inline.c (expand_call_inline): Reset the escaped and
19048 callused solutions.
19049 * tree-ssa-structalias.c (pass_build_ealias): New.
19050 * tree-pass.h (pass_build_ealias): Declare.
19051 * passes.c (init_optimization_passes): Add PTA during
19052 early optimizations.
19053 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
19054 and CALLUSED solutions.
19055 (dump_points_to_solution): New function, split out from ...
19056 (dump_points_to_info_for): ... here.
19057 * tree-parloops.c (parallelize_loops): Reset the escaped and
19058 callused solutions.
19060 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19063 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
19064 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
19066 2009-05-25 Ira Rosen <irar@il.ibm.com>
19068 PR tree-optimization/40238
19069 * tree-vect-stmts.c (vect_init_vector): Insert initialization
19070 statements after basic block's labels.
19071 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
19072 to free the allocated memory.
19074 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
19076 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
19077 return address with a USE.
19079 2009-05-24 Richard Guenther <rguenther@suse.de>
19081 PR middle-end/40233
19082 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
19083 array type from the main variant of the inner type.
19085 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19087 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
19088 definition to bool (from int) to un-break build.
19089 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
19091 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
19093 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
19094 discard_stmt_changes): Delete.
19095 * tree-ssa-operands.c (scb_stack): Delete.
19096 (init_ssa_operands): Do not initialize it.
19097 (fini_ssa_operands): Do not free it.
19098 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
19100 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
19101 update_stmt, remove the others. Fix comments.
19102 * tree-dfa.c (optimize_stack_restore): Likewise.
19103 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
19104 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
19105 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
19106 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
19108 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19109 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
19110 (dom_opt_finalize_block): Likewise, adjusting access to
19112 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
19113 (stmts_to_rescan): Change item type to gimple.
19114 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
19116 2009-05-24 Ira Rosen <irar@il.ibm.com>
19118 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
19119 * tree-pass.h (pass_slp_vectorize): New pass.
19120 * params.h (SLP_MAX_INSNS_IN_BB): Define.
19121 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
19122 * tree-vectorizer.c (timevar.h): Include.
19123 (user_vect_verbosity_level): Declare.
19124 (vect_location): Fix comment.
19125 (vect_set_verbosity_level): Update user_vect_verbosity_level
19126 instead of vect_verbosity_level.
19127 (vect_set_dump_settings): Add an argument. Ignore user defined
19128 verbosity if dump flags require higher level of verbosity. Print to
19129 stderr only for loop vectorization.
19130 (vectorize_loops): Update call to vect_set_dump_settings.
19131 (execute_vect_slp): New function.
19132 (gate_vect_slp): Likewise.
19133 (struct gimple_opt_pass pass_slp_vectorize): New.
19134 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
19135 access its members.
19136 (vec_info_for_bb): New function.
19137 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
19138 (VECTORIZATION_ENABLED): New macro.
19139 (SLP_ENABLED, SLP_DISABLED): Likewise.
19140 (vect_is_simple_use): Add bb_vec_info argument.
19141 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
19142 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
19143 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
19144 vect_schedule_slp, vect_analyze_slp): Likewise.
19145 (vect_analyze_stmt): Add slp_tree argument.
19146 (find_bb_location): Declare.
19147 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19148 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
19149 (vect_analyze_loop_operations, vect_analyze_loop,
19150 get_initial_def_for_induction, vect_create_epilog_for_reduction,
19151 vect_finalize_reduction, vectorizable_reduction,
19152 vectorizable_live_operation, vect_transform_loop): Likewise.
19153 * tree-data-ref.c (dr_analyze_innermost): Update comment,
19154 skip evolution analysis if analyzing a basic block.
19155 (dr_analyze_indices): Likewise.
19156 (initialize_data_dependence_relation): Skip the test whether the
19157 object is invariant for basic blocks.
19158 (compute_all_dependences): Skip dependence analysis for data
19159 references in basic blocks.
19160 (find_data_references_in_stmt): Don't fail in case of invariant
19161 access in basic block.
19162 (find_data_references_in_bb): New function.
19163 (find_data_references_in_loop): Move code to
19164 find_data_references_in_bb and add a call to it.
19165 (compute_data_dependences_for_bb): New function.
19166 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
19167 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
19169 (vect_analyze_data_ref_dependence): Check for interleaving in case of
19170 unknown dependence in basic block and fail in case of dependence in
19172 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
19173 dependence instances from either loop or basic block vectorization
19175 (vect_compute_data_ref_alignment): Check if it is loop vectorization
19176 before calling nested_in_vect_loop_p.
19177 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
19178 dependence instances from either loop or basic block vectorization
19180 (vect_verify_datarefs_alignment): Likewise.
19181 (vect_enhance_data_refs_alignment): Adjust function calls.
19182 (vect_analyze_data_refs_alignment): Likewise.
19183 (vect_analyze_group_access): Fix printing. Skip different checks if
19184 DR_STEP is 0. Keep strided stores either in loop or basic block
19185 vectorization data structure. Fix indentation.
19186 (vect_analyze_data_ref_access): Fix comments, allow zero step in
19188 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
19189 dependence instances from either loop or basic block vectorization
19191 (vect_analyze_data_refs): Update comment. Call
19192 compute_data_dependences_for_bb to analyze basic blocks.
19193 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
19194 case of loop vectorization. In case of basic block vectorization use
19195 data-ref itself as a base.
19196 (vect_create_data_ref_ptr): In case of basic block vectorization:
19197 don't advance the pointer, add new statements before the current
19198 statement. Adjust function calls.
19199 (vect_supportable_dr_alignment): Support only aligned accesses in
19200 basic block vectorization.
19201 * common.opt (ftree-slp-vectorize): New flag.
19202 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
19203 (vect_pattern_recog_1): Likewise.
19204 * tree-vect-stmts.c (process_use): Likewise.
19205 (vect_init_vector): Add new statements in the beginning of the basic
19206 block in case of basic block SLP.
19207 (vect_get_vec_def_for_operand): Adjust function calls.
19208 (vect_finish_stmt_generation): Likewise.
19209 (vectorizable_call): Add assert that it is loop vectorization, adjust
19211 (vectorizable_conversion, vectorizable_assignment): Likewise.
19212 (vectorizable_operation): In case of basic block SLP, take
19213 vectorization factor from statement's type and skip the relevance
19214 check. Adjust function calls.
19215 (vectorizable_type_demotion): Add assert that it is loop
19216 vectorization, adjust function calls.
19217 (vectorizable_type_promotion): Likewise.
19218 (vectorizable_store): Check for outer loop only in case of loop
19219 vectorization. Adjust function calls. For basic blocks, skip the
19220 relevance check and don't advance pointers.
19221 (vectorizable_load): Likewise.
19222 (vectorizable_condition): Add assert that it is loop vectorization,
19223 adjust function calls.
19224 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
19225 that it is not reduction, get vector type, call only supported
19226 functions, skip loop specific parts.
19227 (vect_transform_stmt): Check for outer loop only in case of loop
19229 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
19230 (vect_is_simple_use): Fix comment, add new argument, fix conditions
19231 for external definition.
19232 * passes.c (pass_slp_vectorize): New pass.
19233 * tree-vect-slp.c (find_bb_location): New function.
19234 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
19235 check for patterns only in loops.
19236 (vect_build_slp_tree): Add argument, adjust function calls, fail in
19237 case of multiple types in basic block SLP.
19238 (vect_mark_slp_stmts_relevant): New function.
19239 (vect_supported_load_permutation_p): Fix comment.
19240 (vect_analyze_slp_instance): Add argument. In case of basic block
19241 SLP, take vectorization factor from statement's type, check that
19242 unrolling factor is 1. Adjust function call. Save SLP instance in
19243 either loop or basic block vectorization structure. Return FALSE,
19245 (vect_analyze_slp): Add argument. Get strided stores groups from
19246 either loop or basic block vectorization structure. Return FALSE
19247 if basic block SLP failed.
19248 (new_bb_vec_info): New function.
19249 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
19250 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
19251 (vect_schedule_slp): Add argument. Get SLP instances from either
19252 loop or basic block vectorization structure. Set vectorization factor
19253 to be 1 for basic block SLP.
19254 (vect_slp_transform_bb): New function.
19255 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
19257 2009-05-23 Mark Mitchell <mark@codesourcery.com>
19259 * final.c (shorten_branches): Do not align labels for jump tables.
19260 (final_scan_insn): Use JUMP_TABLE_DATA_P.
19262 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
19264 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
19265 Remove outdated reference to flow.c and fix nits.
19266 * doc/gccint.texi: Tweak RTL description.
19267 * doc/rtl.texi: Likewise.
19269 2009-05-23 Denis Chertykov <chertykov@gmail.com>
19271 * config/avr/avr.c: Change my email address.
19272 * config/avr/avr.h: Likewise.
19273 * config/avr/avr.md: Likewise.
19274 * config/avr/avr-protos.h: Likewise.
19275 * config/avr/libgcc.S: Likewise.
19277 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19279 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19280 (spu_split_load, spu_split_store): Change return type to int.
19281 (spu_split_convert): Declare.
19282 * config/spu/predicates.md (spu_mem_operand): Remove.
19283 (spu_mov_operand): Update.
19284 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19285 * config/spu/spu.c (regno_aligned_for_load): Remove.
19286 (reg_aligned_for_addr, spu_expand_load): Define.
19287 (spu_expand_extv): Reimplement and handle MEM.
19288 (spu_expand_insv): Handle MEM.
19289 (spu_sched_reorder): Handle insn's with length 0.
19290 (spu_legitimate_address_p): Reimplement.
19291 (store_with_one_insn_p): Return TRUE for any mode with size
19292 larger than 16 bytes.
19293 (address_needs_split): Define.
19294 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19296 (spu_convert_move): Define.
19297 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19298 (spu_split_store): Change all MEM's to TImode.
19299 (spu_init_expanders): Preallocate registers that correspond to
19300 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19302 (spu_split_convert): Define.
19303 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19304 (_move<mode>, _movdi, _movti): Update predicate and condition.
19305 (load, store): Change to define_split.
19306 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19308 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19309 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19310 define_insn_and_split of lshr<mode>3.
19311 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19312 (<v>ashr<mode>3_imm): Define.
19313 (extv, extzv, insv): Allow MEM operands.
19314 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19315 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19316 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19317 (_spu_convert2): Change to define_insn_and_split and remove the
19318 corresponding define_peephole2.
19319 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19320 Change predicates to memory_operand.
19322 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19324 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19326 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19328 PR tree-optimization/40219
19329 * tree.c (iterative_hash_expr): Make sure the builtin function is
19330 a normal builtin function and not a front end or back end builtin
19331 before indexing into the built_in_decls array.
19333 2009-05-22 Richard Guenther <rguenther@suse.de>
19335 PR middle-end/38964
19336 * alias.c (write_dependence_p): Do not use TBAA for answering
19337 anti-dependence or output-dependence.
19338 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19339 (emit_pointer_definition): Remove.
19340 (emit_alias_warning): Likewise.
19341 (find_what_var_points_to): Remove TBAA pruning code.
19342 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19344 (compute_points_to_sets): Remove code computing the set of
19345 dereferenced pointers.
19346 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19347 oracle for querying anti and output dependencies.
19348 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19349 if TBAA may be applied.
19350 (refs_anti_dependent_p): New function.
19351 (refs_output_dependent_p): Likewise.
19352 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19353 (refs_output_dependent_p): Likewise.
19354 * doc/tree-ssa.texi (Memory model): New section.
19355 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19356 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19357 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19358 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19359 * expr.c (expand_expr_real_1): Likewise.
19360 * gimple-low.c (lower_stmt): Likewise.
19361 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19362 (dump_gimple_cdt): Remove.
19363 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19364 (gimple_size): Likewise.
19365 (walk_gimple_op): Likewise.
19366 (is_gimple_stmt): Likewise.
19367 (walk_stmt_load_store_addr_ops): Likewise.
19368 (gimple_build_cdt): Remove.
19369 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19370 * gimple.h (gimple_cdt_new_type): Remove.
19371 (gimple_cdt_new_type_ptr): Likewise.
19372 (gimple_cdt_set_new_type): Likewise.
19373 (gimple_cdt_location): Likewise.
19374 (gimple_cdt_location_ptr): Likewise.
19375 (gimple_cdt_set_location): Likewise.
19376 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19377 * tree-cfg.c (remove_useless_stmts_1): Do not handle
19378 GIMPLE_CHANGE_DYNAMIC_TYPE.
19379 (verify_types_in_gimple_stmt): Likewise.
19380 * tree-inline.c (estimate_num_insns): Likewise.
19381 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
19382 (copy_decl_to_var): Likewise.
19383 (copy_result_decl_to_var): Likewise.
19384 * tree-pretty-print.c (dump_generic_node): Do not handle
19385 CHANGE_DYNAMIC_TYPE_EXPR.
19386 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
19387 * tree-ssa-operands.c (get_expr_operands): Likewise.
19388 * tree-ssa-structalias.c (struct variable_info): Remove
19389 no_tbaa_pruning member.
19390 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
19391 (unify_nodes): Do not copy it.
19392 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19393 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
19394 (set_uids_in_ptset): Do not check it.
19395 (find_what_var_points_to): Likewise.
19396 (compute_tbaa_pruning): Remove.
19397 (compute_points_to_sets): Do not call it.
19398 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19399 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19400 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19401 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19402 (DECL_NO_TBAA_P): Likewise.
19403 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19404 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19405 (expand_omp_atomic_pipeline): Do not set it.
19406 * print-tree.c (print_node): Do not dump it.
19407 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19410 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19413 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19416 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19418 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19421 2009-05-22 Ben Elliston <bje@au.ibm.com>
19423 * Makefile.in (bversion.h, s-bversion): New targets.
19424 (TOPLEV_H): Add bversion.h.
19425 * toplev.h: Include "bversion.h".
19426 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19427 the __format__ attribute only if compiling with the same version
19428 of GCC as the sources (the "build version").
19430 2009-05-22 Ben Elliston <bje@au.ibm.com>
19432 * c-format.c (handle_format_attribute): Fix comment typo.
19434 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19437 * config/ia64/ia64.opt (mfused-madd): New.
19438 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19439 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19440 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19441 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19442 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19443 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19444 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19445 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19446 instruction if !TARGET_FUSED_MADD.
19447 (fpma, fpms): Remove colon from name.
19449 2009-05-22 Richard Guenther <rguenther@suse.de>
19451 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19452 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19453 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19455 (create_expression_by_pieces): Only convert if necessary.
19456 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19457 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19459 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19461 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19462 regular pattern from a template and rename it ...
19463 (*extzv_truncsi_exts): ... to this.
19465 2009-05-21 Richard Guenther <rguenther@suse.de>
19467 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19468 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19469 (cgraph_default_inline_p): Likewise.
19470 (cgraph_decide_inlining_incrementally): Likewise.
19472 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19473 Uros Bizjak <ubizjak@gmail.com>
19475 * config/i386/cpuid.h (bit_MOVBE): New.
19477 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19479 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19480 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19481 (ix86_handle_option): Handle OPT_mmovbe.
19482 (ix86_target_string): Add -mmovbe.
19483 (pta_flags): Add PTA_MOVBE.
19484 (processor_alias_table): Add PTA_MOVBE to "atom".
19485 (override_options): Handle PTA_MOVBE.
19487 * config/i386/i386.h (TARGET_MOVBE): New.
19489 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19490 (*bswapsi_movbe): New.
19491 (*bswapdi_movbe): Likewise.
19492 (bswapdi2): Renamed to ...
19493 (*bswapdi_1): This.
19494 (bswapdi2): New expander.
19496 * config/i386/i386.opt (mmovbe): New.
19498 * doc/invoke.texi: Document -mmovbe.
19500 2009-05-21 Taras Glek <tglek@mozilla.com>
19502 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19503 * gcc-plugin.h (plugin_init): Updated signature.
19504 * gcc-plugin.h (plugin_name_args): Moved to this header.
19505 * doc/plugins.texi (plugin_init): Updated documention to reflect
19507 * doc/plugins.texi (plugin_name_args): Added to documention.
19509 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19511 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19512 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19514 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19516 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19517 JUMP_TABLE_DATA_P predicates where applicable.
19518 * config/i386/predicates.md: Ditto.
19519 * config/i386/sse.md: Ditto.
19521 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19523 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19524 operand2 -128 override length_immediate attribute to 1.
19525 * config/i386/predicates.md (constm128_operand): New predicate.
19527 * config/i386/i386.c (memory_address_length): Handle %r12
19528 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19530 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19531 mode look through optional ZERO_EXTEND and SUBREG.
19532 * config/i386/i386.md (R12_REG): New define_constant.
19533 (prefix_data16): For sse unit set also for MODE_TI insns.
19534 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19535 insns set if operand 1 is ext_QIreg_operand.
19536 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19537 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19539 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19540 mode from MODE_DI to MODE_SI.
19541 (movdi_1_rex64): Override modrm and length_immediate attributes
19542 only for movabs (TYPE_IMOV, alternative 2).
19543 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19544 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19545 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19546 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19547 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19548 prefix_rex attribute if DImode.
19549 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19550 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19551 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19552 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19553 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19554 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19555 Likewise. For TYPE_IMOV clear length_immediate attribute.
19556 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19557 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19558 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19559 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19560 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19561 or one operand TYPE_ISHIFT.
19562 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19563 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19564 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19565 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19566 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19567 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19568 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19569 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19570 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19571 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19572 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19573 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19574 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19575 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19576 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19577 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19578 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19579 set mode attribute, don't override length attribute.
19580 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19582 (return_internal_long): Set length attribute to 2 instead of 1.
19583 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19584 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19585 prefix_rex attribute.
19586 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19588 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19590 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19592 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19594 2009-05-20 Ian Lance Taylor <iant@google.com>
19596 * tree.c (build_tree_list_vec_stat): New function.
19597 (ctor_to_vec): New function.
19598 (build_nt_call_vec): New function.
19599 (build_call_array): Change args to be a const pointer.
19600 (build_call_vec): New function.
19601 * tree.h (build_nt_call_vec): Declare.
19602 (build_tree_list_vec_stat): Declare.
19603 (build_tree_list_vec): Define.
19604 (build_call_array): Update declaration.
19605 (build_call_vec): Declare.
19606 (ctor_to_vec): Declare.
19607 * c-common.c (tree_vector_cache): New static variable.
19608 (make_tree_vector): New function.
19609 (release_tree_vector): New function.
19610 (make_tree_vector_single): New function.
19611 (make_tree_vector_copy): New function.
19612 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19613 (make_tree_vector_single, make_tree_vector_copy): Declare.
19614 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19615 (c_parser_expr_list): Don't manage cache here, instead call
19617 (c_parser_release_expr_list): Remove static function.
19618 (c_parser_vec_to_tree_list): Remove static function.
19619 (c_parser_attributes): Call build_tree_list_vec instead of
19620 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19621 c_parser_release_expr_list.
19622 (c_parser_postfix_expression_after_primary): Likewise.
19623 (c_parser_objc_keywordexpr): Likewise.
19625 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19627 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19628 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19629 TARGET_CONVERT_TO_TYPE.
19630 * hooks.c (hook_tree_const_tree_null): Define.
19631 * hooks.h (hook_tree_const_tree_null): Declare.
19632 * target.h (struct gcc_target): Add invalid_parameter_type,
19633 invalid_return_type, promoted_type, and convert_to_type fields.
19634 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19635 (TARGET_INVALID_RETURN_TYPE): Define.
19636 (TARGET_PROMOTED_TYPE): Define.
19637 (TARGET_CONVERT_TO_TYPE): Define.
19638 (TARGET_INITIALIZER): Update for new fields.
19639 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19640 (grokparms): Check targetm.invalid_parameter_type.
19641 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19642 * c-convert.c (convert): Check targetm.convert_to_type.
19644 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19646 * config/mips/mips.md (*extenddi_truncate<mode>,
19647 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19649 (*extendhi_truncateqi): New define_insn_and_sptit.
19651 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19653 PR middle-end/40204
19654 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19655 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19657 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19659 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19660 the operand of VIEW_CONVERT_EXPR.
19662 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19664 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19665 extended family and model for Intel processors. Support Intel Atom.
19667 2009-05-20 Olivier Hainque <hainque@adacore.com>
19669 * gstab.h (stab_code_type): Define, to be used instead of the
19670 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19672 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19673 occurrences by stab_code_type.
19674 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19676 2009-05-20 Martin Jambor <mjambor@suse.cz>
19678 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19679 (sra_insert_before): Likewise.
19680 (sra_insert_after): Likewise.
19681 (sra_init_cache): Likewise.
19682 (sra_type_can_be_decomposed_p): Likewise.
19683 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19684 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19685 (sra_insert_before): Likewise.
19686 (sra_insert_after): Likewise.
19687 (sra_init_cache): Likewise.
19688 (insert_edge_copies_seq): Made static and moved upwards.
19690 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19693 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19695 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19696 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19699 2009-05-20 Richard Guenther <rguenther@suse.de>
19701 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19702 with mismatched comparison modes.
19704 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19706 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19707 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19708 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19709 with shifts for Thumb2.
19710 (orsi_notsi): New for orn.
19711 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19712 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19713 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19714 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19715 Don't invert remainder for IOR.
19717 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19719 PR tree-optimization/40087
19720 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19721 number_of_iterations_ne): Rename never_infinite argument.
19722 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19723 number_of_iterations_le): Handle pointer-type ivs when
19724 exit_must_be_taken is false.
19725 (number_of_iterations_cond): Do not always assume that
19726 exit_must_be_taken if the control variable is a pointer.
19728 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19730 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19731 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19733 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19735 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19736 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19738 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19741 * c.opt (Wlogical-op): Disabled by default.
19742 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19744 * doc/invoke.texi (Wlogical-op): Likewise.
19746 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19748 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19750 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19751 Propagate the type of the first operand.
19752 <ASSERT_EXPR>: Simplify.
19753 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19754 Rewrite using the RHS code as discriminant.
19755 <NOP_EXPR>: Turn into CASE_CONVERT.
19756 <PLUS_EXPR>: Propagate the type of the first operand.
19758 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19760 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19761 (ia64_dconst_0_375): New.
19762 * config/ia64/ia64.c (ia64_override_options): Remove
19763 -minline-sqrt-min-latency warning.
19764 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19765 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19766 * config/ia64/ia64.md (*sqrt_approx): Remove.
19767 (sqrtsf2): Remove #if 0.
19768 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19769 (sqrtdf): Remove assert.
19770 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19771 (sqrtxf2): Remove #if 0.
19772 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19773 * div.md (sqrt_approx_rf): New.
19774 (sqrtsf2_internal_thr): New implementation.
19775 (sqrtsf2_internal_lat): New.
19776 (sqrtdf2_internal_thr: New implementation.
19777 (sqrtxf2_internal): New implementation.
19779 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19780 Hans-Peter Nilsson <hp@axis.com>
19782 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19783 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19784 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19785 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19786 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19787 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19788 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19789 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19790 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19791 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19792 * c-common.c: ...from here.
19794 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19796 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19798 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19800 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19802 2009-05-19 Ben Elliston <bje@au.ibm.com>
19804 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19805 assignments with memcpy calls.
19806 (add_fdes): Likewise.
19807 (binary_search_unencoded_fdes): Likewise.
19808 (linear_search_fdes): Eliminate type puns.
19810 2009-05-19 Richard Guenther <rguenther@suse.de>
19812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19813 not falsely claim to have propagated into all uses.
19815 2009-05-19 Ben Elliston <bje@au.ibm.com>
19817 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19820 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19822 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19823 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19824 (TARGET_LEGITIMATE_ADDRESS_P): New.
19825 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19826 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19828 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19831 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19832 child of the containing namespace's DIE.
19834 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19836 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19837 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19838 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19841 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19844 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19845 gen_align with gen_pad.
19846 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19847 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19849 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19850 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19852 * config/i386/i386.md (align): Renamed to ...
19853 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19854 ASM_OUTPUT_MAX_SKIP_PAD.
19856 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19858 * config.gcc: Fix variable syntax.
19861 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19862 before calling exact_log2.
19863 (output_iorsi3): Likewise.
19864 (output_xorsi3): Likewise.
19866 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19868 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19869 for the none zero constant operand except for EQ and NE
19870 comprisons even when the first operand is R0.
19872 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19874 * config/s390/2064.md: Remove trailing whitespaces.
19875 * config/s390/2084.md: Likewise.
19876 * config/s390/constraints.md: Likewise.
19877 * config/s390/fixdfdi.h: Likewise.
19878 * config/s390/libgcc-glibc.ver: Likewise.
19879 * config/s390/s390-modes.def: Likewise.
19880 * config/s390/s390-protos.h: Likewise.
19881 * config/s390/s390.c: Likewise.
19882 * config/s390/s390.h: Likewise.
19883 * config/s390/s390.md: Likewise.
19884 * config/s390/tpf-unwind.h: Likewise.
19886 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19888 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19890 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19893 * configure.ac (m68k-*-*): Check if binutils support TLS.
19894 * configure: Regenerate.
19895 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19896 * config/m68k/constraints.md (Cu): New constraint.
19897 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19898 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19899 (movsi): Handle TLS symbols.
19900 (addsi3_5200): Handle XTLS symbols, indent.
19901 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19902 (m68k_tls_reference_p): Declare.
19903 (m68k_legitimize_address): Declare.
19904 (m68k_unwrap_symbol): Declare.
19905 * config/m68k/m68k.opt (mxtls): New option.
19906 * config/m68k/m68k.c (ggc.h): Include.
19907 (m68k_output_dwarf_dtprel): Implement hook.
19908 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19909 (m68k_expand_prologue): Load GOT pointer when function needs it.
19910 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19911 (m68k_legitimate_constant_address_p): Same.
19912 (m68k_decompose_address): Handle TLS references.
19913 (m68k_get_gp): New static function.
19914 (enum m68k_reloc): New contants.
19915 (TLS_RELOC_P): New macro.
19916 (m68k_wrap_symbol): New static function.
19917 (m68k_unwrap_symbol): New function.
19918 (m68k_final_prescan_insn_1): New static function.
19919 (m68k_final_prescan_insn): New function.
19920 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19922 (legitimize_pic_address): Handle TLS references..
19923 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19924 (m68k_libcall_value_in_a0_p)
19925 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19926 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19927 (m68k_legitimize_tls_address): Handle TLS references.
19928 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19930 (m68k_legitimize_address): Handle TLS symbols.
19931 (m68k_get_reloc_decoration): New static function.
19932 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19934 (m68k_output_dwarf_dtprel): Implement hook.
19935 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19936 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19937 m68k_call_* routines.
19938 (sched_attr_op_type): Handle TLS symbols.
19939 (gt-m68k.h): Include.
19940 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19941 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19943 2009-05-18 Martin Jambor <mjambor@suse.cz>
19945 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19946 (visit_store_addr_for_mod_analysis): New function.
19947 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19948 (determine_cst_member_ptr): Use gimple_assign_single_p.
19949 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19950 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19951 operands. Don't check number of operands of a NOP_EXPR.
19953 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19955 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19957 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19960 * c-common.c (warn_logical_operator): Don't warn if one of
19961 expression isn't always true or false.
19963 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19965 * config/i386/biarch32.h: New file.
19966 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19968 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19970 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19971 *zero_extend<mode>_truncqi): Merge these into ...
19972 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19973 Name the pattern following this as *zero_extendhi_truncqi.
19975 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19977 PR middle-end/39301
19978 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19979 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19980 (output_info): Make field HOST_WIDEST_INT.
19981 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19982 (dump_bitmat_statistics): Same.
19984 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19986 * config.gcc (use_gcc_stdint): Set to wrap.
19987 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19988 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19989 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19990 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19991 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19992 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19993 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19994 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19996 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19998 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
20000 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
20001 Move definitions earlier.
20002 (OPT_ARCH64, OPT_ARCH32): Define.
20003 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
20006 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20009 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
20012 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
20014 * arm.md (movdi2): Copy non-reg values to DImode registers.
20016 2009-05-16 Jakub Jelinek <jakub@redhat.com>
20019 * final.c (label_to_max_skip): New function.
20020 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
20021 CODE_LABEL_NUMBER <= max_labelno.
20022 * output.h (label_to_max_skip): New prototype.
20023 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
20024 (ix86_avoid_jump_mispredicts): ... this. Don't define if
20025 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
20026 Handle CODE_LABELs with >= 16 byte alignment or with
20027 max_skip == (1 << align) - 1.
20028 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
20029 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
20032 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
20033 .p2align 3 if MAX_SKIP is smaller than 7.
20034 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
20036 2009-05-15 Ian Lance Taylor <iant@google.com>
20038 * alias.c (struct alias_set_entry_d): Rename from struct
20039 alias_set_entry. Change all uses.
20040 * except.c (struct call_site_record_d): Rename from struct
20041 call_site_record. Change all uses.
20042 * except.h (struct eh_region_d): Rename from struct eh_region.
20044 * gcse.c (struct hash_table_d): Rename from struct hash_table.
20046 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
20047 ivtype_map_elt. Change all uses.
20048 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
20050 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
20051 * graphite.h (struct name_tree_d): Rename from struct name_tree.
20053 (struct sese_d): Rename from struct sese. Change all uses.
20054 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
20055 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
20056 * optabs.h (struct optab_d): Rename from struct optab. Change all
20058 (struct convert_optab_d): Rename from struct convert_optab.
20060 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
20061 ipa_opt_pass. Change all uses.
20062 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
20065 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
20066 defined as a typedef.
20067 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
20070 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20073 * fold-const.c (make_range,build_range_check,merge_ranges): Move
20075 (merge_ranges): Returns bool.
20076 * tree.h (make_range): .. to here.
20077 (build_range_check): Likewise.
20078 (merge_ranges): Likewise. Renamed from merge_ranges.
20079 * c-typeck.c (parser_build_binary_op): Update calls to
20080 warn_logical_operator.
20081 * c-common.c (warn_logical_operator): Add new warning.
20082 * c-common.h (warn_logical_operator): Update declaration.
20084 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
20086 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
20088 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20090 * doc/install.texi: Document MPC requirements, flags etc.
20092 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
20093 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
20094 Evaluate constant arguments.
20095 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
20096 (fold_builtin_1): Likewise, also evaluate constant arguments.
20097 Remove superfluous break.
20098 (do_mpc_ckconv): New.
20099 * real.h: Include mpc.h.
20100 * toplev.c (print_version): Output MPC version info if available.
20102 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20104 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
20106 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
20108 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
20111 2009-05-15 Jan Hubicka <jh@suse.cz>
20113 * doc/invoke.texi (max-early-inliner-iterations): New flag.
20114 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
20115 (try_inline): Fix return value.
20116 (cgraph_decide_inlining_incrementally): Honor new value.
20117 (cgraph_early_inlining): Handle indirect inlining.
20118 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
20120 2009-05-15 Jan Hubicka <jh@suse.cz>
20122 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
20123 * cgraphunit.c (cgraph_finalize_function): Set it.
20124 (cgraph_expand_function): Use it.
20126 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20128 * real.c (encode_ieee_half): Define.
20129 (decode_ieee_half): Define.
20130 (ieee_half_format): Define.
20131 (arm_half_format): Define.
20132 * real.h (ieee_half_format): Declare.
20133 (arm_half_format): Declare.
20135 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20137 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
20138 swapped, and reversed optabs exist before trying to use them.
20140 2009-05-15 Paul Brook <paul@codesourcery.com>
20141 Sandra Loosemore <sandra@codesourcery.com>
20143 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
20144 loads. Allow PRE_DEC.
20145 (output_move_neon): Handle PRE_DEC.
20146 (arm_print_operand): Add 'A' for neon structure loads.
20147 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
20148 * config/arm/neon.md (neon_mov): Update comment.
20149 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
20151 (Um): New constraint.
20153 2009-05-15 Jan Hubicka <jh@suse.cz>
20155 Revert the following patch until testsuite fallout is fixed:
20156 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20157 * cgraph.h (struct inline_summary): New filed self_wize,
20158 size_inlining_benefit, self_time and time_inlining_benefit.
20159 (struct cgraph_global_info): Replace insns by time ans size fields.
20160 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20161 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20162 (ipcp_update_callgraph): Do not touch function bodies.
20163 * ipa-inline.c: Include except.h
20164 (MAX_TIME): New constant.
20165 (overall_insns): Remove
20166 (overall_size, max_benefit): New static variables.
20167 (cgraph_estimate_time_after_inlining): New function.
20168 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20169 (cgraph_clone_inlined_nodes): Update size.
20170 (cgraph_mark_inline_edge): Update size.
20171 (cgraph_estimate_growth): Use size info.
20172 (cgraph_check_inline_limits): Check size.
20173 (cgraph_default_inline_p): Likewise.
20174 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20175 (cgraph_decide_recursive_inlining): Check size.
20176 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20178 (cgraph_decide_inlining): Likewise.
20179 (cgraph_decide_inlining_incrementally): Likewise; honor
20180 PARAM_EARLY_INLINING_INSNS.
20181 (likely_eliminated_by_inlining_p): New predicate.
20182 (estimate_function_body_sizes): New function.
20183 (compute_inline_parameters): Use it.
20184 * except.c (must_not_throw_labels): New function.
20185 * except.h (must_not_throw_labels): Declare.
20186 * tree-inline.c (init_inline_once): Kill inlining_weigths
20187 * tree-ssa-structalias.c: Avoid uninitialized warning.
20188 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20189 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20190 (PARAM_INLINE_CALL_COST): Remove.
20191 (PARAM_EARLY_INLINING_INSNS): New.
20193 2009-05-15 Richard Guenther <rguenther@suse.de>
20195 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
20196 not TODO_update_ssa.
20198 2009-05-15 Richard Guenther <rguenther@suse.de>
20200 PR tree-optimization/39999
20201 * gimple.h (gimple_expr_type): Use the expression type looking
20202 through useless conversions.
20203 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
20204 (vn_nary_op_insert_stmt): Likewise.
20205 (simplify_binary_expression): Likewise.
20207 2009-05-15 Richard Guenther <rguenther@suse.de>
20209 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20210 New options, enabled by default.
20211 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20213 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
20214 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20215 * tree-ssa-structalias.c (gate_tree_pta): New function.
20216 (pass_build_alias): Use it.
20218 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20220 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
20221 recurse on an invariant address if a conversion from a pointer
20222 type to a wider integer type is involved.
20224 2009-05-15 Jan Hubicka <jh@suse.cz>
20226 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20227 * cgraph.h (struct inline_summary): New filed self_wize,
20228 size_inlining_benefit, self_time and time_inlining_benefit.
20229 (struct cgraph_global_info): Replace insns by time ans size fields.
20230 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20231 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20232 (ipcp_update_callgraph): Do not touch function bodies.
20233 * ipa-inline.c: Include except.h
20234 (MAX_TIME): New constant.
20235 (overall_insns): Remove
20236 (overall_size, max_benefit): New static variables.
20237 (cgraph_estimate_time_after_inlining): New function.
20238 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20239 (cgraph_clone_inlined_nodes): Update size.
20240 (cgraph_mark_inline_edge): Update size.
20241 (cgraph_estimate_growth): Use size info.
20242 (cgraph_check_inline_limits): Check size.
20243 (cgraph_default_inline_p): Likewise.
20244 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20245 (cgraph_decide_recursive_inlining): Check size.
20246 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20248 (cgraph_decide_inlining): Likewise.
20249 (cgraph_decide_inlining_incrementally): Likewise; honor
20250 PARAM_EARLY_INLINING_INSNS.
20251 (likely_eliminated_by_inlining_p): New predicate.
20252 (estimate_function_body_sizes): New function.
20253 (compute_inline_parameters): Use it.
20254 * except.c (must_not_throw_labels): New function.
20255 * except.h (must_not_throw_labels): Declare.
20256 * tree-inline.c (init_inline_once): Kill inlining_weigths
20257 * tree-ssa-structalias.c: Avoid uninitialized warning.
20258 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20259 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20260 (PARAM_INLINE_CALL_COST): Remove.
20261 (PARAM_EARLY_INLINING_INSNS): New.
20262 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
20263 (inline-call-cost): Remove.
20264 (early-inlining-insns): New.
20266 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
20268 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
20270 (print_int_cst_bounds_in_octal_p): Likewise.
20271 (dbxout_type): Adjust calls to above functions. Be prepared to deal
20273 * dwarf2out.c (base_type_die): Likewise.
20274 (is_subrange_type): Delete.
20275 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20276 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20277 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20278 if the destination type is boolean.
20279 (build_range_check): Do not special-case subtypes.
20280 (fold_sign_changed_comparison): Likewise.
20281 (fold_unary): Likewise.
20282 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20283 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20284 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20285 * tree.c (subrange_type_for_debug_p): New predicate based on the
20286 former is_subrange_type.
20287 * tree.h (subrange_type_for_debug_p): Declare.
20288 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20289 (convert_affine_scev): Remove call to above function.
20290 (chrec_convert_aggressive): Likewise.
20291 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20292 false for conversions involving subtypes.
20293 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20294 (vrp_val_min): Likewise.
20295 (needs_overflow_infinity): Likewise.
20296 (extract_range_from_unary_expr): Likewise.
20298 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20300 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20301 * config/frv/frv.c: Likewise.
20302 * config/s390/s390.c: Likewise.
20303 * config/sparc/sparc.h: Likewise.
20304 * config/i386/i386.h: Likewise.
20305 * config/i386/i386.c: Likewise.
20306 * config/crx/crx.c: Likewise.
20307 * config/m68hc11/m68hc11.h: Likewise.
20308 * config/iq2000/iq2000.c: Likewise.
20309 * config/mn10300/mn10300.h: Likewise.
20310 * config/mn10300/mn10300.c: Likewise.
20311 * config/m68k/m68k.c: Likewise.
20312 * config/rs6000/rs6000.c: Likewise.
20313 * config/rs6000/xcoff.h: Likewise.
20314 * config/rs6000/linux64.h: Likewise.
20315 * config/rs6000/sysv4.h: Likewise.
20316 * config/score/score3.c: Likewise.
20317 * config/score/score7.c: Likewise.
20318 * config/score/score.c: Likewise.
20319 * config/arm/arm.md: Likewise.
20320 * config/mips/mips.c: Likewise.
20321 * config/mips/mips.md: Likewise.
20322 * config/bfin/bfin.h: Likewise.
20323 * config/pa/pa.c: Likewise.
20324 * config/pa/constraints.md: Likewise.
20326 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20327 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20328 * config/pdp11/pdp11.h: Use memory_address_p instead.
20330 2009-05-14 Ian Lance Taylor <iant@google.com>
20332 * passes.c (finish_optimization_passes): Change i to int.
20333 * plugin.c (plugins_active_p): Change event to int.
20334 (dump_active_plugins): Likewise.
20335 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20337 * tree.c (tree_range_check_failed): Change c to unsigned int.
20338 (omp_clause_range_check_failed): Likewise.
20339 (build_common_builtin_nodes): Change mode to int. Add cast.
20340 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20341 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20343 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20344 ++ or -- with a variable of enum type.
20346 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20349 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20351 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20353 * store-motion.c: Do not include params.h
20354 * Makefile.in: Fix dependencies for various files.
20356 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20358 * auto-inc-dec.c: Fix pass description, remove apparent
20359 accidental duplication.
20361 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20363 PR middle-end/40147
20364 * ipa-utils.h (memory_identifier_string): Moved to ...
20365 * tree.h (memory_identifier_string): Here. Add GTY(()).
20367 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20369 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20370 in the former documentation of...
20371 (GO_IF_LEGITIMATE_ADDRESS): ... this.
20372 * ira-conflicts.c (get_dup_num): Use address_operand.
20373 * targhooks.c (default_legitimate_address_p): New.
20374 * targhooks.h (default_legitimate_address_p): New.
20375 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
20377 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
20378 * target.h (struct target): Add legitimate_address_p.
20379 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20380 (TARGET_INITIALIZER): Include it.
20382 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20383 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
20384 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
20385 (TARGET_LEGITIMATE_ADDRESS_P): New.
20387 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20388 (REG_OK_STRICT_P): Delete.
20389 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
20390 (frv_legitimate_address_p_1): ... this.
20391 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
20392 (frv_legitimate_address_p_1): ... the renamed old
20393 frv_legitimate_address_p.
20394 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
20395 (TARGET_LEGITIMATE_ADDRESS_P): New.
20397 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20398 * config/s390/s390-protos.h (legitimate_address_p): Remove.
20399 * config/s390/s390.c (legitimate_address_p): Rename to...
20400 (s390_legitimate_address_p): ... this, make static.
20401 (legitimize_address): Adjust call.
20402 (TARGET_LEGITIMATE_ADDRESS_P): New.
20403 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20405 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20406 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20407 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20408 (TARGET_LEGITIMATE_ADDRESS_P): New.
20410 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20411 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20412 * config/spu/spu.c (spu_legitimate_address): Rename to...
20413 (spu_legitimate_address_p): ... this, make static.
20414 (TARGET_LEGITIMATE_ADDRESS_P): New.
20416 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20417 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20418 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20419 (sparc_legitimate_address_p): ... this, make static and return bool.
20420 (legitimize_address): Adjust call.
20421 (TARGET_LEGITIMATE_ADDRESS_P): New.
20423 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20424 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20425 * config/i386/i386.c (legitimate_address_p): Rename to...
20426 (ix86_legitimate_address_p): ... this, make static.
20427 (constant_address_p): Move after it, adjust call.
20428 (TARGET_LEGITIMATE_ADDRESS_P): New.
20430 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20431 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20432 * config/avr/avr.c (legitimate_address_p): Rename to...
20433 (avr_legitimate_address_p): ... this, make static.
20434 (legitimize_address): Adjust call.
20435 (TARGET_LEGITIMATE_ADDRESS_P): New.
20437 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20438 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20439 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20440 (TARGET_LEGITIMATE_ADDRESS_P): New.
20442 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20443 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20444 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20445 (TARGET_LEGITIMATE_ADDRESS_P): New.
20447 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20448 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20450 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20452 (TARGET_LEGITIMATE_ADDRESS_P): New.
20454 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20455 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20457 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20459 (m68hc11_legitimate_address_p): ... this, make static.
20460 (go_if_legitimate_address_internal): Rename to...
20461 (m68hc11_legitimate_address_p_1): ... this.
20462 (legitimize_address): Adjust call.
20463 (TARGET_LEGITIMATE_ADDRESS_P): New.
20465 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20466 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20467 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20468 (TARGET_LEGITIMATE_ADDRESS_P): New.
20470 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20471 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20472 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20473 (mn10300_legitimate_address_p): ... this, make static.
20474 (TARGET_LEGITIMATE_ADDRESS_P): New.
20476 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20477 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20478 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20479 (TARGET_LEGITIMATE_ADDRESS_P): New.
20481 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20482 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20483 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20484 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20485 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20486 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20487 (rs6000_legitimate_address_p): ... this, make static.
20488 (TARGET_LEGITIMATE_ADDRESS_P): New.
20489 (REG_MODE_OK_FOR_BASE_P): Delete.
20490 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20492 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20493 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20495 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20496 static, adjust types.
20497 (TARGET_LEGITIMATE_ADDRESS_P): New.
20499 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20500 * config/score/score.c (score_address_p): Rename to...
20501 (score_legitimate_address_p): ... this.
20502 (TARGET_LEGITIMATE_ADDRESS_P): New.
20503 * config/score/score3.c (score3_address_p): Rename to...
20504 (score3_legitimate_address_p): ... this.
20505 * config/score/score7.c (score7_address_p): Rename to...
20506 (score7_legitimate_address_p): ... this.
20508 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20509 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20510 GO_IF_LEGITIMATE_ADDRESS): Delete.
20511 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20512 thumb2_legitimate_address_p): Delete.
20513 (arm_legitimate_address_p): Rename to...
20514 (arm_legitimate_address_outer_p): ... this.
20515 * config/arm/constraints.md ("Uq"): Adjust call.
20516 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20517 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20519 (arm_legitimate_address_outer_p): ... this.
20520 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20522 (TARGET_LEGITIMATE_ADDRESS_P): New.
20524 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20525 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20526 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20527 (TARGET_LEGITIMATE_ADDRESS_P): New.
20529 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20530 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20531 * config/vax/vax.c (legitimate_address_p): Rename to...
20532 (vax_legitimate_address_p): ... this, make static.
20533 (TARGET_LEGITIMATE_ADDRESS_P): New.
20535 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20536 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20537 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20538 (TARGET_LEGITIMATE_ADDRESS_P): New.
20540 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20541 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20542 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20543 (mmix_legitimate_address_p): ... this, make static.
20544 (TARGET_LEGITIMATE_ADDRESS_P): New.
20546 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20547 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20548 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20549 (TARGET_LEGITIMATE_ADDRESS_P): New.
20551 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20553 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20554 of MODE_COMPLEX_INT.
20556 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20558 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20559 LCT_NORMAL in function call.
20560 * mips-tdump.c (print_file_desc): Add cast to enum type.
20561 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20562 (mark_stabs): Add casts to enum types.
20563 (parse_stabs_common): Add casts to enum types.
20565 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20567 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20568 Check for invalid values of LETTER.
20570 2009-05-13 Taras Glek <tglek@mozilla.com>
20572 * attribs.c (register_attribute): moved out attribute registration
20573 into register_attribute.
20574 * doc/plugins.texi: Documented register_attribute and
20576 * gcc-plugin.h: Added forward decl for register_attribute.
20577 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20578 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20579 PLUGIN_ATTRIBUTES boilerplate.
20581 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20583 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20584 values even in sentinel and empty entries.
20585 (ms_printf_flag_specs): Likewise.
20586 (ms_scanf_flag_specs): Likewise.
20587 (ms_strftime_flag_specs): Likewise.
20588 (ms_print_char_table): Likewise.
20589 (ms_scan_char_table): Likewise.
20590 (ms_time_char_table): Likewise.
20592 2009-05-13 Doug Kwan <dougkwan@google.com>
20594 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20596 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20598 * config/mips/mips.md (store): Add attributes for QI and HI.
20600 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20601 (truncdi<mode>2): ... this new pattern.
20603 2009-05-13 Brad Hards <bradh@kde.org>
20605 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20607 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20608 Ben Elliston <bje@au.ibm.com>
20610 PR middle-end/40035
20611 * dse.c (check_mem_read_rtx): Guard against width == -1.
20613 2009-05-13 Michael Matz <matz@suse.de>
20615 PR middle-end/39976
20616 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20617 (trivially_conflicts_p): New function.
20618 (insert_backedge_copies): Use it.
20620 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20622 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20623 (handle_stdc_pragma): Use new enum constant names.
20624 (handle_pragma_float_const_decimal64): Ditto.
20626 2009-05-13 Ian Lance Taylor <iant@google.com>
20628 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20631 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20633 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20634 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20636 * config/m68k/m68k.h (FL_UCLINUX): Define.
20638 2009-05-13 Jan Hubicka <jh@suse.cz>
20640 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20642 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20644 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20645 unless -fschedule-insns is specified.
20647 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20650 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20651 TARGET_EXPAND_CBRANCHDI4.
20652 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20653 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20654 (cmpeqdi): Fix comment.
20656 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20658 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20659 (sh_legitimate_address_p): Likewise.
20660 * config/sh/sh.c (sh_legitimate_index_p): New.
20661 (sh_legitimate_address_p): Likewise.
20662 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20663 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20664 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20665 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20666 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20667 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20668 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20669 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20670 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20672 2009-05-12 Jan Hubicka <jh@suse.cz>
20674 * tree-inline.c (estimate_operator_cost): Add operands;
20675 when division happens by constant, it is cheap.
20676 (estimate_num_insns): Loads and stores are not having cost of 0;
20677 EH magic stuff is cheap; when computing runtime cost of switch,
20678 use log2 base of amount of its cases; builtin_expect has cost of 0;
20679 compute cost for moving return value of call.
20680 (init_inline_once): Initialize time_based flags.
20681 * tree-inline.h (eni_weights_d): Add time_based flag.
20683 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20685 * df-core.c: Update head documentation.
20687 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20690 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20691 shadowing exisiting variable op1.
20693 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20696 * config/i386/driver-i386.c (processor_signatures): New enum.
20697 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20698 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20699 processor signature to detect geode processor.
20701 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20705 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20707 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20708 causes spurious differences between trunk and cond-optab branch.
20710 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20712 * dojump.c (compare_from_rtx): Delete.
20713 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20714 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20715 if the comparison does not satisfy the predicate; test predicates for
20716 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20717 further if one existing pattern fails.
20718 * expr.h (compare_from_rtx): Delete.
20719 (prepare_operand): Declare it.
20720 * optabs.c: Change "lib call" to "libcall" throughout.
20721 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20722 HAVE_conditional_trap, emit_cmp_insn): Delete.
20723 (can_compare_p): Delete cmp_optab case.
20724 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20725 Accept other parameters by value.
20726 (prepare_operand): Make non-static.
20727 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20728 other parameters by value. Try to widen operands here based on
20729 an optab_methods argument and looking at cbranch_optab.
20730 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20731 loop. Use cbranch_optab directly.
20732 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20733 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20735 (emit_conditional_move, emit_conditional_add): Inline what's needed
20736 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20737 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20738 with COMPARE. Move cmov_optab and cstore_optab above
20739 with cbranch_optab, move cmp_optab down with ucmp_optab,
20740 remove tst_otpab. Do not initialize trap_rtx.
20741 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20742 for trap code. Do not check HAVE_conditional_trap. Use
20743 prepare_cmp_insn. Accept no predicate for operand 3.
20744 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20745 (OTI_ctrap, ctrap_optab): New.
20746 (tst_optab): Delete.
20747 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20748 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20749 with lookup of ctrap_optab.
20750 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20752 (ctrap_optab): New.
20754 * combine.c (combine_simplify_rtx, simplify_set): Do not
20755 special case comparing against zero for cc0 machines.
20756 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20757 COMPARE on cc0 machines.
20758 (simplify_relational_operation): Return a new expression when
20759 a COMPARE could be removed.
20760 * final.c (final_scan_insn): Compare cc_status values
20761 against LHS of a (compare FOO (const_int 0)) cc0 source.
20762 Also check if cc_status.value is the full compare.
20764 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20765 (cstoreMM4): Document.
20766 (conditional_trap): Document ctrapMM4 instead.
20767 (sync_compare_and_swapMM): Refer to cbranchcc4.
20768 (Dependent Patterns): Eliminate obsolete information referring to
20769 the old jump optimization phase.
20770 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20771 of compares with 0 on cc0 machines.
20772 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20773 avoiding references to cc0. Remove text about storing operands
20775 * doc/tm.texi (Condition Codes): Include blurb on different
20776 condition code representations, separate into subsections for
20777 CC0, MODE_CC and conditional execution.
20779 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20780 alpha_emit_setcc): Accept operands and a machine mode.
20781 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20782 Get code/op0/op1 from operands, use machine mode argument
20783 instead of alpha_compare.fp_p. Emit the branch here.
20784 (alpha_emit_setcc): Likewise, and return boolean.
20785 (alpha_emit_conditional_move): Likewise. Assert that
20786 cmp_op_mode == cmp_mode, and simplify accordingly.
20787 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20788 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20789 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20791 (stack probe test): Use cbranchdi4.
20792 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20794 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20795 * config/arc/arc.h (movsicc, movsfcc): Use it.
20796 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20797 (cbranchsi4, cstoresi4): New.
20798 (cmpsi, bCC and sCC expanders): Remove.
20800 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20801 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20802 * config/arm/predicates.md (arm_comparison_operator): Only include
20803 floating-point operators if there is a hardware floating-point unit.
20804 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20805 deferring to cbranch_cc and cstore_cc respectively.
20806 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20807 cbranch_cc, cstore_cc): New.
20808 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20810 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20812 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20813 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20815 (adjust_insn_length): Adjust calls.
20816 (avr_reorg): Handle (compare (foo) (const_int 0)).
20817 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20818 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20819 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20820 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20822 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20823 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20825 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20826 (cbranchsi4, cstorebi4, cstoresi4): New.
20827 (movbisi): This insn is duplicate, split it to zero_extend.
20828 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20829 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20830 (bfin_optimize_loop): Use cbranch expander.
20831 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20832 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20833 (bfin_bimode_comparison_operator): ... this.
20834 (bfin_direct_comparison_operator): New.
20836 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20837 inside (compare FOO (const_int 0)).
20838 (cris_rtx_costs): Handle ZERO_EXTRACT.
20839 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20840 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20841 (*tstdi_v32): Delete.
20842 (*cmpdi_non_v32): Add M alternative for operand 1.
20843 (cmpsi, cmp<mode>): Make private.
20844 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20846 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20848 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20849 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20850 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20851 (cc_reg_operand): New.
20852 (any_cond): Delete.
20853 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20854 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20855 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20856 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20857 crx_expand_scond): Delete.
20859 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20861 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20862 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20864 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20865 cstoresi4, cstoresf4, cstoredf4): New.
20866 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20867 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20868 Receive the entire operands array.
20869 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20870 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20871 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20872 Get test/op0/op1 from the operands array.
20873 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20875 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20876 (h8300_expand_store): New.
20877 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20879 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20880 (h8300_expand_store): New.
20881 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20882 or do not try to produce (set (cc0) REG).
20883 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20884 change a compare into a move to a scratch register. Disable some
20885 peepholes when comparing with zero.
20886 (tstsi, tsthi, tstsi, cmpqi): Make private.
20888 (bCC, sCC): Delete.
20889 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20892 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20893 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20894 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20895 (ix86_emit_i387_log1p): Use cbranchxf2.
20896 (ix86_expand_setcc): Return void.
20897 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20898 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20899 cmp<MODEF>, cmpcc): Remove.
20900 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20901 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20902 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20903 (sCC and bCC expanders): Remove.
20904 (stack_protect_test): Use cbranchcc4.
20906 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20908 (ia64_expand_compare): Accept three rtx by reference and return void.
20909 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20910 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20911 from *expr. Update *expr with the BImode comparison to do.
20912 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20913 cmptf, bCC, sCC, conditional_trap): Delete.
20914 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20915 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20916 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20917 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20918 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20920 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20921 type of last argument.
20922 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20923 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20924 use machine mode argument instead of branch_type. Remove dead
20925 code for floating-point comparisons.
20926 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20927 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20929 (cbranchsi4, cstoresi4): New.
20930 * config/iq2000/predicates.md (reg_or_const_operand): New.
20932 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20933 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20934 (b<code>_op): Rewrite to...
20935 (bcc_op): ... this, using match_operator.
20936 (s<code>_op): Rewrite to...
20937 (scc_op): ... this, using match_operator.
20938 (s<code>_24_op): Rewrite to...
20939 (scc_op_24): ... this, using match_operator.
20940 (s<code>_<mode>): Rewrite to...
20941 (cstore<mode>4): ... this, using match_operator.
20942 (s<code>_<mode>_24): Rewrite to...
20943 (cstore<mode>4_24): ... this, using match_operator.
20944 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20945 m32c_unpend_compare, m32c_expand_scc): Delete.
20946 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20947 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20948 (m32c_expand_movcc): Change NE to EQ if necessary.
20949 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20951 * config/m32r/m32r-protos.h (gen_cond_store): New.
20952 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20953 (gen_cond_store): New, from sCC patterns.
20954 (m32r_expand_block_move): Use cbranchsi4.
20955 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20956 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20957 (cbranchsi4, cstoresi4): New.
20959 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20961 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20962 (m68hc11_notice_update_cc): Look into a compare with 0.
20963 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20965 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20966 cmphi, cmpqi, bCC): Delete.
20967 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20968 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20969 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20972 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20973 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20974 * config/m68k/constraints.md (H): New.
20975 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20976 the define_insn below.
20977 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20978 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20979 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20980 patterns): Wrap RHS with COMPARE.
20981 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20982 (*cmpdi_internal): Name this pattern.
20983 (cmpdi): Change to define_insn.
20984 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20985 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20986 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20988 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20989 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20990 (conditional_trap): Change to...
20991 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20992 (*conditional_trap): Use the ordered_comparison_operator and
20993 const1_operand predicates.
20994 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20995 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20996 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20997 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20999 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
21000 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
21001 (mcore_gen_compare): New.
21002 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
21003 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
21004 (mcore_gen_compare): ... this.
21005 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
21006 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
21007 (stack probe pattern): Use cbranchsi4.
21009 * config/mips/predicates.md (mips_cstore_operator): New.
21010 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
21011 * config/mips/mips.md (any_cond): Delete.
21012 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
21014 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
21015 fixuns_truncsfdi2): Use cbranch patterns.
21016 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
21017 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
21018 Adjust call to mips_expand_conditional_branch.
21019 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
21021 * config/mips/mips-protos.h (mips_expand_conditional_branch,
21022 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
21023 * config/mips/mips.c (cmp_operands): Delete.
21024 (mips_emit_compare): Get comparison operands from *op0/*op1.
21025 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
21026 that it succeeds. Use op0/op1 instead of cmp_operands.
21027 (mips_expand_conditional_branch, mips_expand_conditional_move,
21028 mips_expand_conditional_trap): Likewise.
21029 (mips_block_move_loop): Use cbranch patterns.
21030 * config/mips/mips.h (cmp_operands): Delete.
21032 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
21033 (mmix_gen_compare_reg): Just return a register in the right CC mode.
21034 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
21035 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
21036 (*cmpcc_folded): Rename to...
21037 (*cmpdi_folded): this.
21038 (*cmpcc): Rename to...
21040 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
21043 (cbranchdf4): New. Handle invalid comparisons here.
21044 * config/mmix/predicates.md (float_comparison_operator): New.
21046 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
21047 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
21048 * config/mn10300/mn10300.md (tst): Delete.
21049 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
21050 Name these patterns and wrap RHS in a compare.
21051 (*cmpsi): Make this pattern private. Include tst.
21052 (*cmpsf): Make this pattern private.
21053 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
21054 (compare with zero peepholes): Likewise.
21056 (cbranchsi4, cbranchsf4): New.
21057 (casesi): Use cbranchsi4.
21059 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
21060 hppa_branch_type): Delete.
21061 (return_addr_rtx): Use cbranchsi4.
21062 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
21063 Emit CCFPmode comparison here.
21064 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
21065 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
21066 hppa_branch_type): Delete.
21067 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
21068 (movsicc, movdicc): Remove references to hppa_compare_op0,
21069 hppa_compare_op1 and compare_from_rtx.
21070 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
21071 (casesi): Use cbranchsi4.
21073 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
21074 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
21075 * config/pdp11/pdp11.md (register_or_const0_operand): New.
21076 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
21077 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
21079 (cbranchdf4, cbranchhi4, cbranchqi4): New.
21080 (*branch, *branch_inverted): New.
21082 * config/picochip/picochip.md (cbranchhi4): Use
21083 ordered_comparison_operator.
21084 (cmphi, bCC): Remove.
21086 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
21087 (trap_comparison_operator): Delete.
21088 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
21089 rs6000_emit_cbranch): Accept mode and operands.
21090 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
21091 rs6000_compare_fp_p): Delete.
21092 (rs6000_generate_compare): Accept mode and comparison. Extract code
21093 and op0/op1 from there. Replace references to rs6000_compare_op0
21094 and rs6000_compare_op1.
21095 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
21096 extract result from passed operands.
21097 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
21098 extract loc from passed operands.
21099 (rs6000_emit_cmove): Likewise.
21100 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
21101 rs6000_compare_fp_p): Delete.
21102 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
21103 (cbranch<GPR>4, cbranch<FP>4): New.
21104 (cstore<mode>4): New. Consolidate here all choices about when to use
21105 portable or specialized sCC sequences.
21106 (stack_protect_test): Use cbranchsi4.
21107 (conditional_trap): Replace with ctrap<GPR>4.
21108 (conditional trap insn): Replace trap_comparison_operator with
21109 ordered_comparison_operator.
21111 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
21112 (s390_emit_prologue): Use ctrap.
21113 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
21114 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
21115 New predicates replacing...
21116 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
21117 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
21118 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
21119 (add<mode>cc): Do not use s390_compare_op0/op1.
21120 (s<code>): Change to...
21121 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
21122 (seq): Change to...
21123 (cstorecc4): ... this. Handle EQ or NE equally.
21124 (*sne): Un-privatize for use in cstorecc4.
21125 (b<code>): Change to...
21126 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
21127 (conditional_trap): Replace with...
21128 (ctrap<GPR>4, ctrap<FP>4): ... these.
21129 (stack_protect): Use cbranchcc4.
21131 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
21132 * config/score/score-protos.h (score_gen_cmp): Delete.
21133 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
21134 (score_block_move-loop): Use cbranchsi4.
21135 * config/score/score.md (cbranchsi4): New.
21136 (cmpsi, bCC): Delete.
21137 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
21138 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21139 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
21140 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21141 * config/score/score3.h (score3_gen_cmp): Delete.
21142 * config/score/score7.h (score7_gen_cmp): Delete.
21144 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
21145 (sh_emit_scc_to_t): ... this. Return void.
21146 (from_compare): Rename to...
21147 (sh_emit_compare_and_branch): ... this.
21148 (sh_emit_compare_and_set): New.
21149 (sh_expand_t_scc): Accept operands.
21150 * config/sh/predicates.md (sh_float_comparison_operator): New.
21151 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
21152 (prepare_scc_operands): Rename to...
21153 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
21155 (sh_emit_cheap_store_flag): New.
21156 (sh_emit_set_t_insn): New.
21157 (from_compare): Rename to...
21158 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
21159 handling of TARGET_SH2E floating point to avoid recursive call.
21160 Generate branch here.
21161 (sh_emit_compare_and_set): New.
21162 (sh_expand_t_scc): Get op0/op1 from arguments.
21163 (sh_emit_cheap_store_flag): New.
21164 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
21166 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
21167 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
21168 (movsicc, movdicc): Do nothing when it recreated operands from
21169 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
21170 prepare_scc_operands (now sh_emit_scc_to_t).
21171 (udivdi3): Use cstoresi4.
21172 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
21173 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
21174 (cbranchint4_media, cbranchfp4_media): New.
21175 (casesi): Use cbranchdi4.
21176 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
21178 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
21179 (movnegt): Remove second operand.
21180 (cbranchsf4, cbranchdf4): New.
21181 (stack_protect): Use cbranchdi4/cbranchsi4.
21183 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
21184 (gen_compare_reg): Accept comparison, extract part of it to...
21185 (gen_compare_reg_1): ... this.
21186 (gen_compare_operator): Delete.
21187 (gen_v9_scc): Accept separate destination, comparison code and arms.
21188 Do not use sparc_compare_op0/sparc_compare_op1.
21189 (emit_scc_insn, emit_conditional_branch_insn): New.
21190 (emit_v9_brxx): Make static. Remove useless assertion.
21191 (sparc_emit_float_lib_cmp): Return RTL instead of calling
21193 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
21194 * config/sparc/sparc-protos.h (gen_compare_reg,
21195 sparc_emit_float_lib_cmp): Adjust prototype.
21196 (emit_scc_insn, emit_conditional_branch_insn): New.
21197 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
21198 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
21199 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
21200 iterators to the top.
21201 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
21202 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
21203 snedi_special_trunc): Delete.
21204 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
21205 and snedi_special_trunc.
21206 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
21207 cbranchdi4, cbranch<F:mode>4): New.
21208 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
21209 here. Use gen_compare_reg instead of gen_compare_operator.
21210 (conditional_trap): Replace with...
21211 (ctrapsi4, ctrapdi4): ... this.
21212 (stack_protect_test): Use cbranchcc4.
21214 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21216 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21217 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21218 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21219 from operands[0] or operands[3] depending on is_set.
21220 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
21221 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
21222 cmpdf, bCC), sCC: Remove.
21223 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
21224 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
21226 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
21227 spu_emit_branch_or_set.
21229 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
21231 * config/stormy16/stormy16.h (xstormy16_compare_op0,
21232 xstormy16_compare_op1): Delete.
21233 * config/stormy16/stormy16.c (xstormy16_compare_op0,
21234 xstormy16_compare_op1): Delete.
21235 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
21237 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
21238 (cmphi, cmpsi, bCC): Remove.
21240 * config/v850/v850.md (tstsi, cmpsi): Fold into...
21241 (*cmpsi): ... this one.
21242 (cbranchsi4, cstoresi4): New.
21243 (bCC expanders): Delete.
21244 (sCC insns): Fold into...
21245 (*setcc): ... this one.
21246 (casesi): Do not use gen_cmpsi and gen_bgtu.
21247 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
21248 (movsicc): Simplify.
21249 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
21251 * config/vax/vax-protos.h (cond_name): New.
21252 (vax_output_conditional_branch): Remove.
21253 * config/vax/vax.c (cond_name): New.
21254 (vax_output_conditional_branch): Remove.
21255 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
21256 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
21257 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
21258 (bit<VAXint>): Wrap source with (compare).
21259 (b<code> and following unnamed pattern): Rename to *branch and
21260 *branch_reversed. Change macroization to match_operator.
21261 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
21263 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
21264 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
21265 Change last argument to machine_mode.
21266 (xtensa_expand_scc): Add machine_mode argument.
21267 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
21268 (gen_conditional_move, xtensa_expand_conditional_branch,
21269 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
21270 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
21271 Adjust operand numbers.
21272 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
21274 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21275 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21276 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21278 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21280 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21281 causes spurious differences between trunk and cond-optab branch.
21283 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21286 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21288 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21290 * tree.c (iterative_hash_pointer): Delete.
21291 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21292 Hash UIDs and versions of SSA names. Don't special-case built-in
21293 function declarations.
21295 2009-05-11 Ian Lance Taylor <iant@google.com>
21298 * graphite.c: Force -Wc++-compat to only be a warning before
21299 #including "cloog/cloog.h".
21301 2009-05-11 Martin Jambor <mjambor@suse.cz>
21303 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21305 2009-05-11 Jan Hubicka <jh@suse.cz>
21307 * tree-ssa-loop-ivcanon.c: Include target.h
21308 (struct loop_size): new structure.
21309 (constant_after_peeling): New predicate.
21310 (tree_estimate_loop_size): New function.
21311 (estimated_unrolled_size): Rewrite for new estimates.
21312 (try_unroll_loop_completely): Use new estimates.
21313 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21315 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21317 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21318 libcpp interface change.
21319 (spu_macro_to_expand): Likewise.
21321 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21323 PR tree-optimization/40026
21324 * gimplify.c (gimplify_init_constructor): Change initial conditional
21325 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21326 optimize_compound_literals_in_ctor.
21328 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21330 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21332 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21334 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21336 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21337 HOST_WIDE_INT for gap.
21339 2009-05-11 Ira Rosen <irar@il.ibm.com>
21341 PR tree-optimization/40074
21342 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21343 account in group size and step comparison.
21345 2009-05-11 Richard Guenther <rguenther@suse.de>
21347 * passes.c (init_optimization_passes): Strip now incorrect comment.
21348 (execute_function_todo): Do not set PROP_alias.
21349 * tree-pass.h (PROP_alias): Remove.
21350 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21351 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21352 * tree-nrv.c (pass_return_slot): Likewise.
21353 * tree-object-size.c (pass_object_sizes): Likewise.
21354 * tree-ssa-dom.c (pass_dominator): Likewise.
21355 (pass_phi_only_cprop): Likewise.
21356 * tree-ssa-dse.c (pass_dse): Likewise.
21357 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21358 (pass_cselim): Likewise.
21359 * tree-ssa-pre.c (pass_pre): Likewise.
21360 (pass_fre): Likewise.
21361 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21362 * tree-ssa-sink.c (pass_sink_code): Likewise.
21363 * tree-stdarg.c (pass_stdarg): Likewise.
21364 * tree-tailcall.c (pass_tail_calls): Likewise.
21365 * tree-vrp.c (pass_vrp): Likewise.
21367 2009-05-10 Ian Lance Taylor <iant@google.com>
21369 * basic-block.h (enum profile_status): Break out of struct
21370 control_flow_graph.
21371 * cgraph.h (struct inline_summary): Break out of struct
21373 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
21374 of struct cgraph_order_sort.
21375 * combine.c (enum undo_kind): New enum, broken out of struct undo.
21376 * cse.c (struct branch_path): Break out of struct
21377 cse_basic_block_data.
21378 * except.h (enum eh_region_type): Break out of struct eh_region.
21379 * gcc.c (enum add_del): Break out of struct modify_target.
21380 * genrecog.c (enum decision_type): Break out of struct decision_test.
21381 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
21383 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
21384 * regmove.c (enum match_use): New enum, broken out of struct match.
21385 * sched-int.h (enum post_call_group): New enum, broken out of
21387 (struct deps_reg): Break out of struct deps.
21388 * target.h (struct asm_int_op): Break out of struct gcc_target.
21389 * tree-eh.c (struct goto_queue_node): Break out of struct
21391 * tree-inline.h (enum copy_body_cge_which): Break out of
21393 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
21395 * c-decl.c (in_struct, struct_types): New static variables.
21396 (pushtag): Add loc parameter. Change all callers.
21397 (lookup_tag): Add ploc parameter. Change all callers.
21398 (check_compound_literal_type): New function.
21399 (parser_xref_tag): Add loc parameter. Change all callers. If
21400 -Wc++-compat, warn about struct/union/enum types defined within a
21402 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21403 and loc parameters. Change all callers. Change error calls to
21404 error_at, using loc. For a redefinition, if the location of the
21405 original definition is known, report it. Set in_struct and
21406 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21407 (finish_struct): Add new parameters enclosing_in_struct and
21408 enclosing_struct_types. Change all callers. Set
21409 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21410 in the struct. If in a struct, add this struct to struct_types.
21411 (start_enum): Add loc parameter. Change all callers. Use
21412 error_at for errors, using loc. For a redefinition, if the
21413 location of the original definition is known, report it. If in a
21414 struct, add this enum type to struct_types. If -Wc++-compat warn
21415 if in sizeof, typeof, or alignof.
21416 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21417 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21418 (c_parser_enum_specifier): Get enum location for start_enum.
21419 (c_parser_struct_or_union_specifier): Get struct location for
21420 start_struct. Save in_struct and struct_types status between
21421 start_struct and finish_struct.
21422 (c_parser_cast_expression): Get location of cast.
21423 (c_parser_alignof_expression): Get location of type.
21424 (c_parser_postfix_expression): Likewise.
21425 (c_parser_postfix_expression_after_paren_type): Add type_loc
21426 parameter. Change all callers. Call check_compound_literal_type.
21427 Use type_loc for error about variable size type.
21428 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21429 of an enum constant from an enum type defined in a struct or union.
21430 (c_cast_expr): Add loc parameter. Change all callers. If
21431 -Wc++-compat, warn about defining a type in a cast.
21432 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21433 (start_enum, start_struct, finish_struct): Update declarations.
21434 (parser_xref_tag, c_cast_expr): Update declarations.
21435 (check_compound_literal_type): Declare.
21437 2009-05-11 Ben Elliston <bje@au.ibm.com>
21439 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21440 for recent libcpp interface change.
21441 (rs6000_macro_to_expand): Likewise.
21443 2009-05-10 Michael Matz <matz@suse.de>
21446 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21447 not at entry of function.
21449 2009-05-10 Richard Guenther <rguenther@suse.de>
21451 PR tree-optimization/40081
21453 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21454 using the main variant of the element type. Do not fiddle with
21455 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21457 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21458 structs with volatile fields.
21460 2009-05-10 Jan Hubicka <jh@suse.cz>
21462 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21463 (estimate_move_cost): Assert that it does not get called for
21465 (estimate_num_insns): Skip VOID types in argument handling.
21466 (optimize_inline_calls): Delete unreachable blocks and verify that
21467 callgraph is valid.
21469 2009-05-10 Jan Hubicka <jh@suse.cz>
21471 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21472 * cgraph.c (cgraph_mark_address_taken_node): New function.
21473 (dump_cgraph_node): Dump new flag.
21474 * cgraph.h (struct cgraph_node): Add address_taken.
21475 (cgraph_mark_address_taken_node): New function.
21476 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21477 since new direct calls can be born.
21479 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21481 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21482 tok->val.node.node.
21484 2009-05-10 Jan Hubicka <jh@suse.cz>
21486 PR middle-end/40084
21487 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21489 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21490 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21491 * tree-inline.c (copy_bb): Set frequency correctly.
21492 (fold_marked_statements): Update call to
21493 cgraph_update_edges_for_call_stmt.
21495 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21497 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21498 identifiers in diagnostics.
21499 * config/arm/arm.c (arm_handle_fndecl_attribute,
21500 arm_handle_isr_attribute): Likewise.
21501 * config/avr/avr.c (avr_handle_progmem_attribute,
21502 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21503 * config/bfin/bfin.c (handle_int_attribute,
21504 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21505 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21506 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21508 * config/darwin.c (darwin_handle_kext_attribute,
21509 darwin_handle_weak_import_attribute): Likewise.
21510 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21511 h8300_handle_eightbit_data_attribute,
21512 h8300_handle_tiny_data_attribute): Likewise.
21513 * config/i386/i386.c (ix86_handle_cconv_attribute,
21514 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21515 * config/i386/winnt.c (ix86_handle_shared_attribute,
21516 ix86_handle_selectany_attribute): Likewise.
21517 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21518 * config/m32c/m32c.c (function_vector_handler): Likewise.
21519 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21520 m68hc11_handle_fntype_attribute): Likewise.
21521 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21522 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21523 * config/mips/mips.c (mips_insert_attributes,
21524 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21525 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21526 rs6000_handle_struct_attribute): Likewise.
21527 * config/sh/sh.c (sh_insert_attributes,
21528 sh_handle_resbank_handler_attribute,
21529 sh_handle_interrupt_handler_attribute,
21530 sh2a_handle_function_vector_handler_attribute,
21531 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21533 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21534 * config/spu/spu.c (spu_handle_fndecl_attribute,
21535 spu_handle_vector_attribute): Likewise.
21536 * config/stormy16/stormy16.c
21537 (xstormy16_handle_interrupt_attribute): Likewise.
21538 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21539 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21541 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21543 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21544 (pp_translate_identifiers): New.
21545 (pp_identifier): Only conditionally translate identifier to locale
21547 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21548 (pp_base_tree_identifier): Only conditionally translate identifier
21549 to locale character set.
21550 * c-pretty-print.c (M_): Define.
21551 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21552 fragments for conditional translation with M_.
21553 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21554 identifier translation.
21556 2009-05-10 Richard Guenther <rguenther@suse.de>
21558 PR tree-optimization/40081
21559 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21560 using the main variant of the element type. Do not fiddle with
21561 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21563 2009-05-09 Jan Hubicka <jh@suse.cz>
21565 PR middle-end/40080
21566 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21567 indirect calls; verify cgraph afterwards.
21569 2009-05-09 Jan Hubicka <jh@suse.cz>
21572 * ipa.c (update_inlined_to_pointer): New function.
21573 (cgraph_remove_unreachable_nodes): Use it.
21575 2009-05-09 Jan Hubicka <jh@suse.cz>
21577 * tree-eh.c (struct leh_state): Remove prev_try.
21578 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21579 not track prev_try.
21580 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21581 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21582 remove_eh_handler_and_replace, foreach_reachable_handler,
21583 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21584 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21585 (gen_eh_region_cleanup): Update prototype.
21587 2009-05-09 Jan Hubicka <jh@suse.cz>
21589 PR middle-end/40043
21590 * except.c (copy_eh_region): Always set prev_try.
21591 (redirect_eh_edge_to_label): Find outer try.
21592 (foreach_reachable_handler): When looking for prev try
21593 handle case where previous try is not going to be taken.
21595 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21597 PR tree-optimization/40049
21598 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21599 only vector/vector shifts, convert the type of the constant to the
21600 appropriate type to avoid building incorrect trees, which
21601 eventually have problems with garbage collection.
21603 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21605 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21606 -1 for complex floating-point types if honoring signed zeros.
21608 2009-05-08 Jan Hubicka <jh@suse.cz>
21610 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21611 argument; handle correctly when profile is absent.
21612 (build_cgraph_edges): Update.
21613 (rebuild_cgraph_edges): Update.
21614 * cgraph.c: Do not include varray.h.
21615 (cgraph_set_call_stmt_including_clones): New function.
21616 (cgraph_create_edge_including_clones): Likewise
21617 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21618 (cgraph_update_edges_for_call_stmt): Handle clones.
21619 (cgraph_remove_node): Handle clone tree.
21620 (cgraph_remove_node_and_inline_clones): New function.
21621 (dump_cgraph_node): Dump clone tree.
21622 (cgraph_clone_node): Handle clone tree.
21623 (clone_function_name): Bring here from tree-inline.c.
21624 (cgraph_create_virtual_clone): New function.
21625 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21626 (cgraph_clone_info): New function.
21627 (strut cgraph_node): Add clone_info and new clone tree pointers.
21628 (cgraph_remove_node_and_inline_clones,
21629 cgraph_set_call_stmt_including_clones,
21630 cgraph_create_edge_including_clones,
21631 cgraph_create_virtual_clone): Declare.
21632 (cgraph_function_versioning): Use VEC argument.
21633 (compute_call_stmt_bb_frequency): Update prototype.
21634 (cgraph_materialize_all_clones): New function.
21635 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21636 (ipcp_create_replace_map): Update to VECtors.
21637 (ipcp_update_callgraph): Use virtual clones.
21638 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21639 (ipcp_update_profiling): Do not update local profiling.
21640 (ipcp_insert_stage): Use VECtors and virtual clones.
21641 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21642 (clone_of_p): New function.
21643 (cgraph_preserve_function_body_p): Use clone tree.
21644 (cgraph_optimize): Materialize clones.
21645 (cgraph_function_versioning): Update for VECtors.
21646 (save_inline_function_body): Use clone tree.
21647 (cgraph_materialize_clone): New function.
21648 (cgraph_materialize_all_clones): Likewise.
21649 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21650 * ipa.c: Include gimple.h.
21651 (cgraph_remove_unreachable_nodes): Use clone tree.
21652 * ipa-prop.c (ipa_note_param_call): Update call to
21653 compute_call_stmt_bb_frequencycall.
21654 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21655 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21656 (copy_bb): Handle updating of clone tree; add new edge when new call
21658 (expand_call_inline): Be strict about every call having edge.
21659 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21660 (delete_unreachable_blocks_update_callgraph): New function.
21661 (tree_function_versioning): Use VECtors; always remove unreachable
21662 blocks and fold conditionals.
21663 * tree-inline.h: Do not include varray.h.
21664 (tree_function_versioning): Remove.
21665 * Makefile.in (GTFILES): Remove tree-inline.c
21666 * passes.c (do_per_function): Do only functions having body.
21667 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21670 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21671 Andrew Morrow <acm@google.com>
21674 * c-common.c (c_common_attribute_table): Permit deprecated
21675 attribute to take an optional argument.
21676 (handle_deprecated_attribute): If the optional argument to
21677 __attribute__((deprecated)) is not a string ignore the attribute
21678 and emit a warning.
21680 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21681 * c-typeck.c (build_component_ref): Likewise.
21682 (build_external_ref): Likewise.
21684 * toplev.c (warn_deprecated_use): Add an attribute argument.
21685 Emit the message associated with __attribute__((deprecated)).
21687 * toplev.h (warn_deprecated_use): Updated.
21689 * doc/extend.texi: Document new optional parameter to
21690 __attribute__((deprecated))
21692 2009-05-08 Michael Eager <eager@eagercon.com>
21694 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21695 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21697 2009-05-08 Richard Guenther <rguenther@suse.de>
21699 PR tree-optimization/40062
21700 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21701 Avoid exponential behavior.
21703 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21705 PR rtl-optimization/33928
21707 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21708 process_uses, build_single_def_use_links): New.
21709 (update_df): Update use_def_ref.
21710 (forward_propagate_into): Use get_def_for_use instead of use-def
21712 (fwprop_init): Call build_single_def_use_links and let it initialize
21714 (fwprop_done): Free use_def_ref.
21715 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21716 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21717 df_rd_simulate_one_insn): New.
21718 (df_rd_bb_local_compute_process_def): Update head comment.
21719 (df_chain_create_bb): Use the new RD simulation functions.
21720 * df.h (df_rd_simulate_artificial_defs_at_top,
21721 df_rd_simulate_one_insn): New.
21722 * opts.c (decode_options): Enable fwprop at -O1.
21723 * doc/invoke.texi (-fforward-propagate): Document this.
21725 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21728 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21729 and one complex operand specially.
21730 * tree-complex.c (some_nonzerop): Do not identify a real value as
21731 zero if flag_signed_zeros.
21733 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21735 PR rtl-optimization/33928
21736 * loop-invariant.c (record_use): Fix && vs. || mishap.
21738 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21740 PR rtl-optimization/33928
21741 * loop-invariant.c (struct use): Add addr_use_p.
21742 (struct def): Add n_addr_uses.
21743 (struct invariant): Add cheap_address.
21744 (create_new_invariant): Set cheap_address.
21745 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21746 (record_uses): Pass df_ref to record_use.
21747 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21750 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21752 * config/sh/sh.c: Do not include c-pragma.h.
21754 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21756 * config/spu/spu.c: Remove include of c-common.h.
21758 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21761 * c-common.h (mark_valid_location_for_stdc_pragma,
21762 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21763 clear_float_const_decimal64, float_const_decimal64_p): New.
21764 * c.opt (Wunsuffixed-float-constants): New.
21765 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21766 unsuffixed float constant, handle new warning.
21767 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21768 * c-decl.c (c_scope): New flag float_const_decimal64.
21769 (set_float_const_decimal64, clear_float_const_decimal64,
21770 float_const_decimal64_p): New.
21771 (push_scope): Set new flag.
21772 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21773 to use STDC pragmas.
21774 (c_parser_external_declaration): Ditto.
21775 (c_parser_compound_statement_nostart): Ditto.
21776 * c-pragma.c (valid_location_for_stdc_pragma,
21777 mark_valid_location_for_stdc_pragma,
21778 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21779 handle_pragma_float_const_decimal64): New.
21780 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21781 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21782 set_float_const_decimal64, clear_float_const_decimal64,
21783 float_const_decimal64_p): New dummy functions.
21784 * doc/extend.texi (Decimal Float): Remove statement that the
21785 pragma, and suffix for double constants, are not supported.
21786 * doc/invoke.texi (Warning Options): List new option.
21787 (-Wunsuffixed-float-constants): New.
21789 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21791 * config/i386/i386.c: Do not include c-common.h.
21793 2009-05-07 Mark Heffernan <meheff@google.com>
21795 * doc/invoke.texi (Debugging Options): Document change of debugging
21797 * opts.c (decode_options): Make dump_base_name relative to
21798 aux_base_name directory.
21800 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21802 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21803 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21805 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21807 * Makefile.in (install-plugin): Simplify a bit.
21809 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21811 * Makefile.in (OBJS-common): Add regcprop.o.
21813 * timevar.def (TV_CPROP_REGISTERS): New.
21814 * regrename.c (regrename_optimize): Return 0.
21815 (rest_of_handle_regrename): Delete.
21816 (pass_rename_registers): Point to regrename_optimize.
21817 (struct value_data_entry, struct value_data,
21818 kill_value_one_regno, kill_value_regno, kill_value,
21819 set_value_regno, init_value_data, kill_clobbered_value,
21820 kill_set_value, kill_autoinc_value, copy_value,
21821 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21822 replace_oldest_value_reg, replace_oldest_value_addr,
21823 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21824 debug_value_data, validate_value_data): Move...
21825 * regcprop.c: ... here.
21826 (rest_of_handle_cprop): Delete.
21827 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21829 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21831 PR middle-end/40057
21832 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21833 GEN_INT for 1 << bitnum.
21834 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21835 build_int_cst_type.
21837 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21839 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21840 Remove wrong description of "nand" operation.
21842 2009-05-06 Richard Guenther <rguenther@suse.de>
21843 Adam Nemet <anemet@caviumnetworks.com>
21845 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21846 comment. Add that if LHS is not a gimple register, then RHS1 has
21847 to be a single object (GIMPLE_SINGLE_RHS).
21849 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21851 * expr.c (get_def_for_expr): Move it up in the file.
21852 (store_field): When expanding a bit-field store, look at the
21853 defining gimple stmt for the masking conversion.
21855 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21857 PR middle-end/39986
21858 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21859 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21860 32-bit memcpy into long.
21862 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21864 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21865 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21867 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21868 instead of appending DW_OP_deref*.
21870 2009-05-06 Michael Matz <matz@suse.de>
21872 PR middle-end/40021
21873 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21874 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21876 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21878 * Makefile.in (install-plugin): Fix srcdir handling.
21880 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21882 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21883 when processing for not_regs_needed bitmap.
21884 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21885 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21886 handling it for rhs.
21888 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21890 * config/i386/i386.md (unnamed inc/dec peephole): Use
21891 optimize_insn_for_size_p instead of optimize_size.
21892 * config/i386/predicates.md (incdec_operand): Likewise.
21893 (aligned_operand): Likewise.
21894 * config/i386/sse.md (divv8sf3): Likewise.
21895 (sqrtv8sf2): Likewise.
21897 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21899 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21901 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21903 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21905 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21906 ssemodesuffixf2c with avxmodesuffixf2c.
21908 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21911 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21913 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21915 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21916 (struct tree_base): Adjust spacing for 8 bit boundaries.
21917 (struct tree_decl_common): Add decl_by_reference_flag bit.
21918 (DECL_BY_REFERENCE): Adjust.
21919 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21920 print DECL_BY_REFERENCE bit.
21921 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21922 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21923 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21924 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21927 PR middle-end/39666
21928 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21929 range of the type, but default label is missing, add it with one
21930 of the existing labels instead of adding a new label for it.
21932 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21936 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21938 * Makefile.in (enable_plugin, plugin_includedir): New.
21939 (install): Depend on install-plugin.
21940 (PLUGIN_HEADERS): New.
21941 (install-plugin): New.
21942 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21944 2009-05-05 Richard Guenther <rguenther@suse.de>
21946 PR tree-optimization/40022
21947 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21949 (phivn_valid_p): Fix tuplification error, simplify.
21950 (phiprop_insert_phi): Add dumps.
21951 (propagate_with_phi): Simplify.
21953 2009-05-05 Richard Guenther <rguenther@suse.de>
21955 PR middle-end/40023
21956 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21958 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21960 * tree.h (strip_float_extensions): Remove duplicate declaration.
21961 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21962 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21963 block_ultimate_origin): Rearrange the declarations line to match the
21964 comment that indicates the .c file which the functions are defined.
21965 (dwarf2out_*, set_decl_rtl): Add comment.
21966 (get_base_address): Adjust comment.
21967 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21968 declarations line and add comment.
21969 (is_builtin_name): Add blank after function name, for clarity.
21971 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21973 * attribs.c (decl_attributes): Use %qE for identifiers in
21975 * cgraphunit.c (verify_cgraph_node): Translate function names to
21976 locale character set in diagnostics.
21977 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21979 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21980 Document that functions are named in UTF-8.
21981 * expr.c (expand_expr_real_1): Translate function names to locale
21982 character set in diagnostics.
21983 * gimplify.c (omp_notice_variable, omp_is_private,
21984 gimplify_scan_omp_clauses): Use %qE for identifiers in
21986 * langhooks.c (lhd_print_error_function): Translate function names
21987 to locale character set.
21988 * langhooks.h (decl_printable_name): Document that return value is
21989 in internal character set.
21990 * stmt.c: Include pretty-print.h
21991 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21993 (resolve_operand_name_1): Translate named operand name to locale
21995 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21997 * toplev.c (announce_function): Translate function names to locale
21999 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
22000 (default_tree_printer): Use pp_identifier or translate identifiers
22001 to locale character set. Mark "<anonymous>" for translation.
22002 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
22003 for identifiers in diagnostics.
22004 * tree.c (handle_dll_attribute): Use %qE for identifiers in
22006 * varasm.c (output_constructor): Use %qE for identifiers in
22009 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
22011 * configure.ac: use ` ` instead of $()
22012 * configure: Regenerate.
22014 2009-05-05 Ben Elliston <bje@au.ibm.com>
22016 * config/pa/linux-atomic.c: Eliminate conditional include of
22017 errno.h on non-LP64 systems to simplify build requirements.
22019 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22021 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
22023 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
22024 and pass value to identifier_to_locale.
22025 (warn_variable_length_array): Make name a tree.
22026 (grokdeclarator): Separate diagnostic texts for named and unnamed
22027 declarators. Use %qE for named declarators.
22028 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
22030 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
22031 identifiers in diagnostics.
22032 * c-typeck.c (push_member_name, start_init): Pass identifiers to
22033 identifier_to_locale. Mark "anonymous" strings for translation.
22035 2009-05-04 Michael Eager <eager@eagercon.com>
22037 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
22038 address for DImode/DFmode only if double-precision FP regs.
22040 2009-05-04 Michael Eager <eager@eagercon.com>
22042 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
22043 TARGET_SINGLE_FLOAT check.
22045 2009-05-04 Michael Eager <eager@eagercon.com>
22047 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
22049 2009-05-04 Michael Eager <eager@eagercon.com>
22051 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
22052 * config/rs6000/t-xilinx: New
22054 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
22056 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
22057 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
22058 * gcc/explow.c (memory_address): Use target hook.
22059 * gcc/targhooks.c (default_legitimize_address): New.
22060 * gcc/targhooks.h (default_legitimize_address): New.
22061 * gcc/target.h (legitimize_address): New.
22062 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
22063 (TARGET_INITIALIZER): Include it.
22064 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
22066 * config/bfin/bfin-protos.h (legitimize_address): Remove.
22067 * config/bfin/bfin.c (legitimize_address): Remove.
22068 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
22069 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
22071 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
22072 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
22074 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
22075 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
22076 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
22077 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
22078 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
22079 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
22080 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
22081 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
22082 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
22083 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
22084 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
22085 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
22086 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
22087 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
22088 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
22089 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
22090 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
22091 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
22092 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
22093 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
22094 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
22095 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
22096 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
22098 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
22099 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
22100 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
22101 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
22102 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
22103 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
22104 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
22105 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
22106 (thumb_legitimize_address): Delete.
22107 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
22108 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
22109 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
22110 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
22111 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
22112 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
22114 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
22117 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
22118 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
22119 * config/m32r/m32r.c (m32r_legitimize_address): New.
22120 * config/m68k/m68k.c (m68k_legitimize_address): New.
22121 * config/score/score.c (score_legitimize_address): Standardize.
22122 * config/score/score3.c (score3_legitimize_address): Standardize.
22123 * config/score/score3.h (score3_legitimize_address): Adjust.
22124 * config/score/score7.c (score7_legitimize_address): Standardize.
22125 * config/score/score7.h (score7_legitimize_address): Adjust.
22126 * config/sh/sh.c (sh_legitimize_address): New.
22127 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
22129 * gcc/config/s390/s390.c (legitimize_address): Rename to...
22130 (s390_legitimize_address): ... this.
22131 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
22132 (sparc_legitimize_address): ... this.
22133 * gcc/config/i386/i386.c (legitimize_address): Rename to...
22134 (ix86_legitimize_address): ... this.
22135 * gcc/config/avr/avr.c (legitimize_address): Rename to...
22136 (avr_legitimize_address): ... this.
22137 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
22138 (mn10300_legitimize_address): ... this.
22139 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
22140 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
22141 (alpha_expand_mov): Adjust call.
22143 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
22144 * config/spu/spu.c (spu_legitimize_address): Likewise.
22145 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
22146 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
22148 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22150 * intl.c (locale_encoding, locale_utf8): New.
22151 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
22152 * intl.h (locale_encoding, locale_utf8): Declare.
22153 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
22154 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
22156 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
22158 (pp_tree_identifier): Define to call pp_base_tree_identifier.
22159 (pp_base_tree_identifier): Declare as function.
22160 (identifier_to_locale): Declare.
22161 * Makefile.in (pretty-print.o): Update dependencies.
22162 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
22164 2009-05-04 Richard Guenther <rguenther@suse.de>
22166 PR middle-end/40015
22167 * builtins.c (fold_builtin_memory_op): Do not decay to element
22168 type if the size matches the whole array.
22170 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22172 * expmed.c (synth_mult): When trying out a shift, pass the result
22175 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22177 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
22178 (shiftsub1_cost): New.
22179 (init_expmed): Compute shiftsub1_cost.
22180 (synth_mult): Optimize multiplications by constants of the form
22181 -(2^^m-1) for some constant positive integer m.
22183 2009-05-03 Richard Guenther <rguenther@suse.de>
22186 * c-typeck.c (array_to_pointer_conversion): Do not built
22187 ADDR_EXPRs of arrays of pointer-to-element type.
22188 * c-gimplify.c (c_gimplify_expr): Revert change fixing
22189 up wrong ADDR_EXPRs after-the-fact.
22190 * c-common.c (strict_aliasing_warning): Strip pointer
22191 conversions for obtaining the original type.
22192 * builtins.c (fold_builtin_memset): Handle array types.
22193 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
22196 2009-05-03 Richard Guenther <rguenther@suse.de>
22198 PR middle-end/23329
22199 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
22200 Do not lose casts from array types with unknown extent to array
22201 types with known extent.
22202 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
22203 alias set compatibility.
22205 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22207 * flags.h (extra_warnings): Delete.
22208 * toplev.c (process_options): Handle Wuninitialized here.
22209 * opts.c (extra_warnings): Delete.
22210 (set_Wextra): Delete.
22211 (common_handle_option): -Wextra can be handled automatically.
22212 * c-opts.c (c_common_handle_option): Delete obsolete code.
22213 (c_common_post_options): Simplify comment.
22214 * common.opt (W): Add Var.
22216 (Wuninitialized): Initialize to -1.
22218 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22219 Richard Guenther <rguenther@suse.de>
22221 * expr.c (get_def_for_expr): New function.
22222 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
22223 SSA rather than trees.
22224 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
22225 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
22227 2009-05-03 Joseph Myers <joseph@codesourcery.com>
22229 * c-common.c (reswords): Add _Imaginary.
22230 * c-common.c (enum rid): Add RID_IMAGINARY.
22232 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
22234 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
22235 Patch by Richard Guenther.
22237 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22239 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
22240 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
22241 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
22242 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
22243 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
22244 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
22245 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
22246 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
22247 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
22248 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
22249 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
22250 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
22251 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
22252 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22253 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
22254 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
22255 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
22256 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
22258 2009-05-02 Richard Guenther <rguenther@suse.de>
22260 PR tree-optimization/39940
22261 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
22264 2009-05-02 Richard Guenther <rguenther@suse.de>
22266 PR middle-end/40001
22267 * tree-ssa.c (execute_update_addresses_taken): Properly check
22268 if we can mark a variable DECL_GIMPLE_REG_P.
22269 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
22270 back to the end of the function.
22271 (is_gimple_reg_type): Remove complex type special casing.
22272 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22275 2009-05-02 Ben Elliston <bje@au.ibm.com>
22277 * doc/collect2.texi (Collect2): Document search path behaviour
22278 when configured with --with-ld.
22280 2009-05-02 Jan Hubicka <jh@suse.cz>
22282 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22283 parameter; update callers.
22284 (coalesce_cost_edge): EH edges are costier because they needs
22285 splitting even if not critical and even more costier when there are
22286 multiple EH predecestors.
22288 2009-05-02 Jan Hubicka <jh@suse.cz>
22290 * except.c (remove_eh_handler_and_replace): Handle updating after
22291 removing TRY blocks.
22293 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22295 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22297 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22299 * varasm.c: Do not include c-pragma.h.
22300 * attribs.c: Do not incude c-common.h.
22302 2009-05-01 Michael Matz <matz@suse.de>
22304 * calls.c (initialize_argument_information): Handle SSA names like
22305 decls with a non MEM_P DECL_RTL.
22307 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22309 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22310 * ipa-utils.c: Likewise.
22311 * ipa-type-escape.c: Likewise.
22312 * cgraphunit.c Do not include c-common.h.
22313 * ipa-pure-const.c: Likewise.
22314 * tree-if-conv.c: Likewise.
22315 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22316 * ipa-struct-reorg.c: Likewise.
22317 * tree-nomudflap.c: Likewise.
22318 * tree-ssa-structalias.c: Likewise.
22320 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22322 * store-motion.c: Many cleanups to make this pass a first-class
22323 citizen instead of an appendix to gcse load motion. Add TODO list
22324 to make this pass faster/cleaner/better.
22326 (struct ls_expr): Post gcse.c-split cleanups.
22327 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22328 "stores" field to "avail_stores".
22329 (pre_ldst_mems): Rename to store_motion_mems.
22330 (pre_ldst_table): Rename to store_motion_mems_table.
22331 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22332 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22333 (ldst_entry): Rename to st_expr_entry, update users.
22334 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22335 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22336 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22338 (first_ls_expr): Rename to first_st_expr, update users.
22339 (next_ls_expr): Rename to next_st_expr, update users.
22340 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22341 fields properly for store motion instead of names inherited from load
22343 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22344 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22347 (ae_kill): Rename to st_kill, update users.
22348 (ae_gen): Rename to st_avloc, update users.
22349 (transp): Rename to st_transp, update users.
22350 (pre_insert_map): Rename to st_insert_map, update users.
22351 (pre_delete_map): Rename to st_delete_map, update users.
22352 (insert_store, build_store_vectors, free_store_memory,
22353 one_store_motion_pass): Update for abovementioned changes.
22355 (gcse_subst_count, gcse_create_count): Remove.
22356 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22357 and "n_stores_created", local variables.
22359 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22362 (regvec, compute_store_table_current_insn): Remove.
22363 (reg_set_info, reg_clear_last_set): Remove.
22364 (compute_store_table): Use DF caches instead of local dataflow
22367 2009-05-01 Joseph Myers <joseph@codesourcery.com>
22369 * c-objc-common.c (c_tree_printer): Print identifiers with
22370 pp_identifier, not pp_string. Mark "({anonymous})" for
22372 * c-pretty-print.c (pp_c_ws_string): New.
22373 (pp_c_cv_qualifier, pp_c_type_specifier,
22374 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
22375 pp_c_storage_class_specifier, pp_c_function_specifier,
22376 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
22377 pp_c_primary_expression, pp_c_postfix_expression,
22378 pp_c_unary_expression, pp_c_shift_expression,
22379 pp_c_relational_expression, pp_c_equality_expression,
22380 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
22381 use pp_string and pp_c_ws_string in place of pp_identifier and
22382 pp_c_identifier for non-identifiers. Mark English strings for
22384 * c-pretty-print.h (pp_c_ws_string): Declare.
22386 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
22387 Roland McGrath <roland@redhat.com>
22389 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
22390 (ENABLE_LD_BUILDID): New configuration option.
22391 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
22392 (LINK_BUILDID_SPEC): New macro.
22393 (init_spec): If defined, prepend it between LINK_EH_SPEC and
22395 * doc/install.texi: Document --enable-linker-build-id option.
22396 * configure: Rebuild.
22397 * config.in: Rebuild.
22399 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22401 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22402 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22403 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22404 MIPS_GP_SAVE_AREA_SIZE.
22405 * config/mips/mips.c (struct mips_frame_info): Update comment
22406 before arg_pointer_offset and hard_frame_pointer_offset.
22407 (mips_compute_frame_info): Update diagram before function: to
22408 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22409 indicate the position of frame_pointer_rtx with -fstack-protector and
22410 to show args_size. Don't allocate cprestore area for leaf functions
22411 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22413 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22415 2009-04-30 Michael Matz <matz@suse.de>
22417 PR tree-optimization/39955
22418 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22420 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22422 * ira.c (setup_cover_and_important_classes): Use safe macro
22423 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22425 * genpreds.c (write_tm_preds_h): Output suitable definition of
22426 REG_CLASS_FOR_CONSTRAINT.
22428 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22430 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22432 * bitmap.c (bitmap_descriptor): Likewise.
22433 * ggc-common.c (loc_descriptor): Likewise.
22434 * varray.c (varray_descriptor): Likewise.
22435 * vec.c (vec_descriptor): Likewise.
22437 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22439 * Makefile.in (dce.o): Add $(EXCEPT_H).
22440 * dce.c: Include except.h and delete redundant vector definitions.
22441 (deletable_insn_p): Return false for non-call insns that can throw
22444 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22446 * gcse.c (ae_gen): Remove.
22447 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22448 and make non-static function to make it available in store-motion.c.
22449 Update call sites with search-and-replace.
22450 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22451 extract_mentioned_regs, extract_mentioned_regs_helper,
22452 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22453 store_killed_in_insn, store_killed_after, store_killed_before,
22454 build_store_vectors, insert_insn_start_basic_block, insert-store,
22455 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22456 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22457 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22458 * store-motion.c: ...new file. Also copy data structures from gcse.c
22459 and clean up to remove parts not used by store motion.
22460 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22461 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22463 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22466 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22467 when optimizing for size.
22469 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22471 * gcse.c (gcse_constant_p): Fix typo in last change.
22473 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22475 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22477 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22479 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22481 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22483 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22484 CONST_HIGH_PART result.
22486 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22488 * config/avr/avr.c (initial_elimination_offset): Rename to
22489 avr_initial_elimination_offset.
22490 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22491 change return type to bool.
22492 (avr_can_eliminate): New function.
22493 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22494 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22495 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22496 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22497 avr_initial_elimination_offset.
22498 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22499 (avr_initial_elimination_offset): Define.
22501 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22502 Steven Bosscher <steven@gcc.gnu.org>
22504 PR rtl-optimization/39938
22505 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22506 * cfgrtl.c: Include insn-attr.h.
22507 (rest_of_pass_free_cfg): New function.
22508 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22509 * resource.c (init_resource_info): Remove call to df_analyze.
22511 2009-04-29 Richard Guenther <rguenther@suse.de>
22514 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22515 allow conversion to signed integers.
22517 2009-04-29 Richard Guenther <rguenther@suse.de>
22519 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22520 shifts of floating point vectors if the shift amount is
22521 a constant multiple of the element size.
22523 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22524 Michael Matz <matz@suse.de>
22526 PR middle-end/39927
22528 * tree-outof-ssa.c (emit_partition_copy): New function.
22529 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22530 insert_part_to_rtx_on_edge): Perform the partition base var
22531 copy using emit_partition_copy.
22532 (insert_value_copy_on_edge): Convert constants to the right mode.
22533 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22534 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22536 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22538 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22539 scan backwards to try to find a constant to initialize it.
22541 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22542 insn before the loop_end instruction, don't look past labels.
22544 2009-04-29 Richard Guenther <rguenther@suse.de>
22546 PR middle-end/39937
22547 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22548 loose type conversions.
22549 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22550 stmts only if there are no uses of its definition.
22552 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22554 * config/bfin/bfin.h (splitting_loops): Declare.
22555 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22556 Reorder bit definitions to be ascending.
22557 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22558 * config/bfin/bfin.c (splitting_loops): New variable.
22559 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22560 (struct loop_info): Remove members INIT and LOOP_INIT.
22561 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22562 the LSETUP sequence. Allow LC to be loaded from any register, but
22563 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22564 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22566 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22567 of reload_completed.
22570 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22572 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22574 * Makefile.in (PLUGIN_VERSION_H): New.
22575 (OBJS-common): Remove plugin-version.o.
22576 (plugin.o): Depend on (PLUGIN_VERSION_H).
22577 (plugin-version.o): Remove.
22578 * configure: Regenerate
22579 * configure.ac: Create plugin-version.h.
22580 * gcc-plugin.h (plugin_gcc_version): Remove.
22581 (plugin_default_version_check): Change signature.
22582 * plugin-version.c: Remove.
22583 * plugin.c: Include plugin-version.h.
22584 (str_plugin_gcc_version_name): Remove.
22585 (try_init_one_plugin): Pass gcc version to plugin_init.
22586 (plugin_default_version_check): Both gcc and plugin versions are now
22589 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22591 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22592 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22593 Remove special case testing for last insn of inner loops. Don't fail
22594 if the loop ends with a jump, emit an extra nop instead.
22596 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22597 DREGS rather than comparing directly. Remove code that tries to
22598 account for latencies.
22600 2009-04-29 Richard Guenther <rguenther@suse.de>
22602 PR tree-optimization/39941
22603 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22604 eliminating an indirect call.
22606 2009-04-29 Richard Guenther <rguenther@suse.de>
22608 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22609 parameter. Allow invariants as base if !require_lvalue.
22610 (verify_gimple_assign_single): Adjust.
22612 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22614 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22615 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22616 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22617 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22618 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22620 * config/bfin/bfin.c (bfin_expand_builtin,
22621 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22623 2009-04-28 Richard Guenther <rguenther@suse.de>
22625 * tree-vect-loop.c (get_initial_def_for_induction): Use
22626 correct types for pointer increment.
22628 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22630 * toplev.c (print_version): Update GMP version string calculation.
22632 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22634 PR rtl-optimization/39938
22635 * resource.c (init_resource_info): Add call to df_analyze.
22637 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22639 * config/alpha/alpha.md (usegp): Cast the result of
22640 alpha_find_lo_sum_using_gp to enum attr_usegp.
22641 * config/alpha/alpha.c (override_options): Remove end-of-structure
22642 marker element from cpu_table. Use array size of cpu_table to handle
22643 -mcpu and -mtune options.
22644 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22646 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22648 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22649 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22650 tune_32 and tune_64.
22651 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22652 support on PowerPC.
22653 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22654 * config/rs6000/option-defaults.h: ... here. New file.
22655 (OPT_64, OPT_32): Define.
22656 (MASK_64BIT): Define to 0 if not already defined.
22657 (OPT_ARCH64, OPT_ARCH32): Define.
22658 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22661 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22663 * config/arm/arm.c (arm_override_options): Emit error on using
22666 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22668 PR rtl-optimization/39914
22669 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22670 registers for allocnos created from user-defined variables only
22671 when not optimizing.
22673 2009-04-28 Richard Guenther <rguenther@suse.de>
22675 PR middle-end/39937
22676 * fold-const.c (fold_binary): Use distribute_real_division only
22679 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22681 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22682 add hpux-stdint.h to tm_file.
22683 (hppa[12]*-*-hpux11*): Ditto.
22684 (ia64*-*-hpux*): Ditto.
22685 * config/hpux-stdint.h: New.
22686 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22687 __STDC_EXT__ for all compiles.
22688 * config/pa/pa-hpux.h: Ditto.
22689 * config/pa/pa-hpux10.h: Ditto.
22690 * config/pa/pa-hpux11.h: Ditto.
22692 2009-04-28 Catherine Moore <clm@codesourcery.com>
22694 * debug.h (set_name): Add comment.
22696 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22699 * config/darwin.c (machopic_gen_offset): Check
22700 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22701 * config/arm/arm.c (require_pic_register): Likewise.
22703 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22705 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22706 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22707 m32c_promote_prototypes): Delete.
22709 2009-04-28 Michael Matz <matz@suse.de>
22711 PR middle-end/39922
22712 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22715 2009-04-28 Richard Guenther <rguenther@suse.de>
22717 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22719 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22721 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22722 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22723 * config/arm/arm-tune.md: Regenerate.
22725 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22727 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22728 block if there are complex incoming edges.
22729 (sel_merge_blocks): Remove useless assert.
22730 (sel_redirect_edge_and_branch): Check that edge was redirected.
22731 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22732 (sel_find_rgns): Delete declaration.
22733 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22734 the region when it is not a preheader.
22736 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22739 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22741 2009-04-28 Richard Guenther <rguenther@suse.de>
22743 * tree.h (SSA_NAME_VALUE): Remove.
22744 (struct tree_ssa_name): Remove value_handle member.
22745 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22746 array for jump threading.
22747 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22749 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22750 * tree-flow.h (threadedge_initialize_values): Declare.
22751 (threadedge_finalize_values): Likewise.
22752 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22753 (SSA_NAME_VALUE): Define.
22754 (threadedge_initialize_values): New function.
22755 (threadedge_finalize_values): Likewise.
22756 * tree-ssa-dom.c (ssa_name_values): New global variable.
22757 (SSA_NAME_VALUE): Define.
22758 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22760 2009-04-28 Ira Rosen <irar@il.ibm.com>
22762 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22763 Use REPORT_VECTORIZED_LOCATIONS instead
22764 REPORT_VECTORIZED_LOOPS.
22765 * tree-vectorizer.c (vect_verbosity_level): Make static.
22766 (vect_loop_location): Rename to vect_location.
22767 (vect_set_verbosity_level): Update comment.
22768 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22770 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22771 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22772 instead REPORT_UNVECTORIZED_LOOPS.
22773 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22774 and vect_loop_def to vect_external_def and vect_internal_def.
22775 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22776 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22777 REPORT_UNVECTORIZED_LOCATIONS.
22778 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22779 and vect_used_in_loop and to vect_unused_in_scope and
22780 vect_used_in_scope.
22781 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22782 (vect_verbosity_level): Remove declaration.
22783 (vect_analyze_operations): Likewise.
22784 (vect_analyze_stmt): Declare.
22785 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22786 REPORT_UNVECTORIZED_LOCATIONS.
22787 (vect_get_loop_niters): Fix indentation.
22788 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22789 (vect_analyze_loop_operations): New function.
22790 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22791 vect_analyze_operations.
22792 (vect_is_simple_reduction): Use new names.
22793 (vectorizable_live_operation, vect_transform_loop): Likewise.
22794 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22795 to specify whether the data references can be a part of interleaving
22797 (vect_analyze_data_ref_dependence): Use new names.
22798 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22799 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22800 * tree-vect-patterns.c (widened_name_p): Use new names.
22801 (vect_recog_dot_prod_pattern): Likewise.
22802 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22803 (process_use, vect_mark_stmts_to_be_vectorized,
22804 vect_model_simple_cost, vect_model_store_cost,
22805 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22806 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22807 vectorizable_operation, vectorizable_type_demotion,
22808 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22809 vectorizable_condition): Likewise.
22810 (vect_analyze_operations): Split into vect_analyze_loop_operations
22812 (vect_analyze_stmt): ... new function.
22813 (new_stmt_vec_info): Use new names.
22814 (vect_is_simple_use): Use new names and fix comment.
22815 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22816 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22818 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22821 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22822 and integer modes for x87 operands. Do not ICE for unsupported size,
22823 generate error instead. Generate error for unsupported operand types.
22824 ['z']: Do not handle HImode memory operands specially. Warning
22825 for floating-point operands. Fallthru to 'Z' for unsupported operand
22826 types. Do not ICE for unsupported size, generate error instead.
22827 (output_387_binary_op): Use %Z to output operands.
22828 (output_fp_compare): Ditto.
22829 (output_387_reg_move): Ditto.
22831 2009-04-28 Ben Elliston <bje@au.ibm.com>
22836 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22838 * builtins.c (c_strlen): Do not warn here.
22839 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22840 * c-common.c (pointer_int_sum): Take an explicit location.
22841 Warn about offsets out of bounds.
22842 * c-common.h (pointer_int_sum): Adjust declaration.
22844 2009-04-27 Ian Lance Taylor <iant@google.com>
22846 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22848 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22849 * df-core.c (df_set_flags): Change return type to int. Change
22850 type of old_flags to int.
22851 (df_clear_flags): Likewise.
22852 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22853 (df_get_conditional_uses): Likewise.
22854 * df.h (df_set_flags, df_clear_flags): Update declarations.
22855 * dwarf2out.c (struct indirect_string_node): Change type of form
22856 field to enum dwarf_form.
22857 (AT_string_form): Change return type to enum dwarf_form.
22858 * fixed-value.c (fixed_compare): Add cast to enum type.
22859 * fwprop.c (update_df): Change 0 to VOIDmode.
22860 * gensupport.c: Change 0 to UNKNOWN.
22861 * gimple.h (gimple_cond_code): Add cast to enum type.
22862 * haifa-sched.c (reemit_notes): Add cast to enum type.
22863 * hooks.c (hook_int_void_no_regs): Remove function.
22864 * hooks.h (hook_int_void_no_regs): Remove declaration.
22865 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22866 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22867 * real.c (real_arithmetic): Add cast to enum type.
22868 (real_compare): Likewise.
22869 * target.h (struct gcc_target): Change return type of
22870 branch_target_register_class to enum reg_class.
22871 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22872 default_branch_target_register_class.
22873 * targhooks.c (default_branch_target_register_class): New function.
22874 * targhooks.h (default_branch_target_register_class): Declare.
22875 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22876 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22878 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22880 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22881 vect_uninitialized_def. Change 0 to ERROR_MARK.
22882 * tree-vect-stmts.c (supportable_widening_operation): Don't
22883 initialize icode1 and icode2.
22884 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22885 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22887 (cmn_err_flag_specs): Change 0 to STD_C89.
22888 (cmn_err_char_table): Likewise.
22889 * config/arm/arm.c (get_arm_condition_code): Change type of code
22890 to enum arm_cond_code.
22891 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22892 (IWMMXT_BUILTIN2): Likewise.
22893 (neon_builtin_type_bits): Don't define typedef.
22894 (neon_builtin_datum): Change type of bits field to int.
22895 (arm_expand_neon_args): Add cast to enum type.
22896 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22898 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22899 casts to enum type.
22900 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22902 * config/mips/mips.md (jal_macro): Return enum constant.
22903 (single_insn): Likewise.
22904 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22906 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22907 casts to enum type.
22908 * config/s390/s390.c (s390_tune_flags): Change type to int.
22909 (s390_arch_flags): Likewise.
22910 (s390_handle_arch_option): Change flags field of struct pta to int.
22911 * config/s390/s390.h (s390_tune_flags): Update declaration.
22912 (s390_arch_flags): Likewise.
22913 * config/sh/sh.c (prepare_move_operands): Compare
22914 tls_symbolic_operand result with enum constant.
22915 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22916 (sh_expand_prologue): Add cast to enum type.
22917 (sh_expand_epilogue): Likewise.
22918 (tls_symbolic_operand): Change return type to enum tls_model.
22919 (fpscr_set_from_mem): Add cast to enum type.
22920 (legitimize_pic_address): Compare tls_symbolic_operand result with
22922 (sh_target_reg_class): Change return type to enum reg_class.
22923 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22925 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22926 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22927 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22928 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22929 (delayed_branch, tls_call_delay): Likewise.
22930 (eligible_for_sibcall_delay): Likewise.
22931 (eligible_for_return_delay): Likewise.
22932 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22933 (spu_expand_builtin_1): Likewise.
22935 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22936 for all types of conversions.
22937 (output_init_element): Issue -Wc++-compat warning if needed when
22938 initializing a bitfield with enum type.
22939 * c-parser.c (c_parser_expression): Set original_type to
22940 original_type of right hand operand of comma operator.
22942 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22944 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22946 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22947 * doc/cpp.texi (Standard Predefined Macros)
22948 (Implementation-defined behavior): Likewise.
22949 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22950 * doc/gimple.texi (GIMPLE Exception Handling)
22951 (@code{GIMPLE_ASSIGN}): Likewise.
22952 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22953 * doc/invoke.texi (Warning Options, Optimize Options)
22954 (AVR Options, Darwin Options): Likewise.
22955 (Optimize Options): Reformulate -fwhole-program description.
22956 * doc/loop.texi (Lambda): Likewise.
22957 * doc/md.texi (Output Template, Define Constraints)
22958 (Standard Names, Insn Splitting): Likewise.
22959 * doc/options.texi (Option properties): Likewise.
22960 * doc/passes.texi (Tree-SSA passes): Likewise.
22961 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22962 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22963 (File Names and DBX): Likewise.
22964 * doc/trouble.texi (Incompatibilities): Likewise.
22966 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22968 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22969 instruction is correct.
22971 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22973 Allow non-constant arguments to conversion intrinsics.
22974 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22975 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22976 * spu.c (print_operand): Handle 'v' and 'w'.
22977 (exp2_immediate_p, spu_gen_exp2): Define.
22978 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22979 spu_convtf_1): Update parameter descriptions.
22980 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22981 * constraints.md ('v', 'w'): New.
22982 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22984 (i2f, I2F): New define_mode_attr.
22985 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22986 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22987 fixuns_truncv4sfv4si2): Update to use mode attribute.
22988 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22989 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22990 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22991 patterns for combine.
22993 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22995 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22996 (cprop, hoist, pre, store_motion): New debug counters.
22997 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22998 is not an RTL pass anymore.
22999 (pass_profiling): Remove extern decl for pass removed in 2005.
23000 (pass_gcse, pass_jump_bypass): Remove.
23001 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
23002 to 0 for clean state.
23003 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
23004 * cse.c (gate_handle_cse_after_global_opts,
23005 rest_of_handle_cse_after_global_opts): New functions.
23006 (pass_cse_after_global_opts): New pass, does local CSE.
23007 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
23008 (TV_CPROP): New timevar.
23009 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
23010 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
23011 (gcse_main, recompute_all_luids): Remove.
23012 (compute_hash_table_work): Call max_reg_num instead of reading
23014 (cprop_jump): Don't set run_jump_opt_after_gcse.
23015 (constprop_register): Always allow to alter jumps.
23016 (cprop_insn): Likewise.
23017 (do_local_cprop): Likewise.
23018 (local_cprop_pass): Likewise. Return non-zero if something changed.
23019 (cprop): Remove function, fold interesting bits into one_cprop_pass.
23020 (find_implicit_sets): Add note about missed optimization opportunity.
23021 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
23022 pass_rtl_cprop execute function.
23023 Don't bother tracking the pass number, each pass gets its own dumpfile
23025 Always allow to alter jumpsand bypass jumps.
23026 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
23027 will just find no suitable set.
23028 (pre_edge_insert): Fix dumping, this function is for PRE only.
23029 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
23030 pass_rtl_pre execute function.
23031 (hoist_code): Return non-zero if something changed. Keep track of
23032 substitutions and insertions for statistics gathering similar to PRE.
23033 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
23034 called from the pass_rtl_hoist execute function. Show pass statistics.
23035 (compute_store_table): Use max_reg_num directly instead of using the
23036 formerly global max_gcse_regno.
23037 (build_store_vectors): Likewise.
23038 (replace_store_insn): Fix dumping.
23039 (store_motion): Rename to ...
23040 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
23041 pass, called from the pass_rtl_store_motion execute function. Keep
23042 track of substitutions and insertions for statistics gathering similar
23044 (bypass_jumps): Remove, fold interesting bits into ...
23045 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
23046 from the pass_rtl_cprop execute function.
23047 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
23048 pass_jump_bypass): Remove.
23049 (gate_handle_gcse, rest_of_handle_gcse): Remove.
23050 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
23051 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
23052 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
23053 (gate_rtl_store_motion, execute_rtl_store_motion,
23054 pass_rtl_store_motion): New.
23055 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
23056 make it clear that -fcse-skip-blocks is a no-op for backward compat.
23057 * passes.c (init_optimization_passes): Remove pass_gcse and
23058 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
23059 and cse_after_global_opts in place of pass_gcse. Schedule cprop
23060 instead of pass_jump_bypass.
23062 2009-04-27 Richard Guenther <rguenther@suse.de>
23064 PR middle-end/39928
23065 * gimplify.c (gimplify_expr): If we are required to create
23066 a temporary make sure it ends up as register.
23068 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
23071 * config/i386/i386.c (construct_container): Don't call
23072 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
23073 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
23075 2009-04-27 Michael Matz <matz@suse.de>
23077 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
23078 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
23079 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
23080 (dump_replaceable_exprs): Take a bitmap.
23081 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
23083 (expand_gimple_basic_block): Likewise.
23084 * tree-ssa-ter.c (struct temp_expr_table_d): Make
23085 replaceable_expressions member a bitmap.
23086 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
23087 (mark_replaceable): Likewise.
23088 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
23089 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
23091 2009-04-27 Richard Guenther <rguenther@suse.de>
23093 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
23094 (verify_stmts): Dispatch to gimple/type verification code.
23095 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
23096 issue with call argument types.
23098 2009-04-27 Michael Matz <matz@suse.de>
23100 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
23101 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
23104 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
23105 Eric Botcazou <ebotcazou@adacore.com>
23107 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
23108 a label's basic block.
23109 (mark_target_live_regs): Tidy and rework obsolete comments.
23110 Change back DF problem to LIVE. If a label starts a basic block,
23111 assume that all registers that used to be live then still are.
23112 (init_resource_info): If a label starts a basic block, set its
23113 BLOCK_FOR_INSN accordingly.
23114 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
23116 2009-04-27 Richard Guenther <rguenther@suse.de>
23118 * tree-flow-inline.h (function_ann): Remove.
23119 (get_function_ann): Likewise.
23120 * tree-dfa.c (create_function_ann): Remove.
23121 * tree-flow.h (struct static_var_ann_d): Remove.
23122 (struct function_ann_d): Likewise.
23123 (union tree_ann_d): Remove fdecl member.
23124 (function_ann_t): Remove.
23125 (function_ann, get_function_ann, create_function_ann): Remove
23128 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
23130 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
23132 2009-04-27 Jan Hubicka <jh@suse.cz>
23134 * ipa-pure-const.c (struct funct_state_d): New fields
23135 state_previously_known, looping_previously_known; remove
23136 state_set_in_source.
23137 (analyze_function): Use new fields.
23138 (propagate): Avoid assumption that state_set_in_source imply
23141 * tree-ssa-loop-niter.c (finite_loop_p): New function.
23142 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
23143 * cfgloop.h (finite_loop_p): Declare.
23145 2009-04-26 Michael Matz <matz@suse.de>
23147 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
23149 2009-04-26 Michael Matz <matz@suse.de>
23151 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
23152 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
23153 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
23154 pass_mark_used_blocks): Remove.
23155 * tree-optimize.c (pass_free_datastructures,
23156 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
23157 * passes.c (init_optimization_passes): Don't call
23158 pass_mark_used_blocks, remove dead code.
23160 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
23162 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
23163 * tree-ssa-live.h (register_ssa_partition): Likewise.
23165 2009-04-26 Michael Matz <matz@suse.de>
23168 * builtins.c (fold_builtin_next_arg): Handle SSA names.
23169 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
23170 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
23172 (compare_pairs): Swap cost comparison.
23173 (coalesce_ssa_name): Don't use change_partition_var.
23174 * tree-nrv.c (struct nrv_data): Add modified member.
23175 (finalize_nrv_r): Set it.
23176 (tree_nrv): Use it to update statements.
23177 (pass_nrv): Require PROP_ssa.
23178 * tree-mudflap.c (mf_decl_cache_locals,
23179 mf_build_check_statement_for): Use make_rename_temp.
23180 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
23181 * alias.c (find_base_decl): Handle SSA names.
23182 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
23183 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
23184 * rtl.h (set_reg_attrs_for_parm): Declare.
23185 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
23186 to "optimized", remove unused locals at finish.
23187 (execute_free_datastructures): Make global, call
23188 delete_tree_cfg_annotations.
23189 (execute_free_cfg_annotations): Don't call
23190 delete_tree_cfg_annotations.
23192 * ssaexpand.h: New file.
23193 * expr.c (toplevel): Include ssaexpand.h.
23194 (expand_assignment): Handle SSA names the same as register variables.
23195 (expand_expr_real_1): Expand SSA names.
23196 * cfgexpand.c (toplevel): Include ssaexpand.h.
23197 (SA): New global variable.
23198 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
23199 (SSAVAR): New macro.
23200 (set_rtl): New helper function.
23201 (add_stack_var): Deal with SSA names, use set_rtl.
23202 (expand_one_stack_var_at): Likewise.
23203 (expand_one_stack_var): Deal with SSA names.
23204 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
23205 before unique numbers.
23206 (expand_stack_vars): Use set_rtl.
23207 (expand_one_var): Accept SSA names, add asserts for them, feed them
23208 to above subroutines.
23209 (expand_used_vars): Expand all partitions (without default defs),
23210 then only the local decls (ignoring those expanded already).
23211 (expand_gimple_cond): Remove edges when jumpif() expands an
23212 unconditional jump.
23213 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
23214 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23216 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23217 members of SA; deal with PARM_DECL partitions here; expand
23218 all PHI nodes, free tree datastructures and SA. Commit instructions
23219 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23220 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
23221 info and statements at start, collect garbage at finish.
23222 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
23223 (VAR_ANN_PARTITION) Remove.
23224 (change_partition_var): Don't declare.
23225 (partition_to_var): Always return SSA names.
23226 (var_to_partition): Only accept SSA names.
23227 (register_ssa_partition): Only check argument.
23228 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
23230 (delete_var_map): Don't free it.
23231 (var_union): Only accept SSA names, simplify.
23232 (partition_view_init): Mark only useful SSA names as used.
23233 (partition_view_fini): Only deal with SSA names.
23234 (change_partition_var): Remove.
23235 (dump_var_map): Use ssa_name instead of partition_to_var member.
23236 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
23238 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
23239 (struct _elim_graph): New member const_dests; nodes member vector of
23241 (set_location_for_edge): New static helper.
23242 (create_temp): Remove.
23243 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
23244 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
23245 (new_elim_graph): Allocate const_dests member.
23246 (clean_elim_graph): Truncate const_dests member.
23247 (delete_elim_graph): Free const_dests member.
23248 (elim_graph_size): Adapt to new type of nodes member.
23249 (elim_graph_add_node): Likewise.
23250 (eliminate_name): Likewise.
23251 (eliminate_build): Don't take basic block argument, deal only with
23252 partition numbers, not variables.
23253 (get_temp_reg): New static helper.
23254 (elim_create): Use it, deal with RTL temporaries instead of trees.
23255 (eliminate_phi): Adjust all calls to new signature.
23256 (assign_vars, replace_use_variable, replace_def_variable): Remove.
23257 (rewrite_trees): Only do checking.
23258 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
23259 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
23260 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
23261 contains_tree_r, MAX_STMTS_IN_LATCH,
23262 process_single_block_loop_latch, analyze_edges_for_bb,
23263 perform_edge_inserts): Remove.
23264 (expand_phi_nodes): New global function.
23265 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
23266 functions, initialize new parameter, remember partitions having a
23268 (finish_out_of_ssa): New global function.
23269 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
23270 don't reset in_ssa_p here, don't disable TER when mudflap.
23271 (pass_del_ssa): Remove.
23272 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
23274 (execute_free_datastructures): Declare.
23275 * Makefile.in (SSAEXPAND_H): New variable.
23276 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23277 * basic-block.h (commit_one_edge_insertion): Declare.
23278 * passes.c (init_optimization_passes): Move pass_nrv and
23279 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23280 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23281 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23282 (redirect_branch_edge): Deal with super block when expanding, split
23283 out jump patching itself into ...
23284 (patch_jump_insn): ... here, new static helper.
23286 2009-04-26 Michael Matz <matz@suse.de>
23288 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23289 beyond num_ssa_names.
23290 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23291 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23293 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23295 PR inline-asm/39543
23296 * fwprop.c (forward_propagate_asm): New function.
23297 (forward_propagate_and_simplify): Propagate also into __asm, if it
23298 doesn't increase the number of referenced registers.
23301 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23303 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23305 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23306 note_nonlocal_vla_type for nonlocal VLAs.
23307 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23308 contains_remapped_vars, remap_vla_decls): New functions.
23309 (convert_nonlocal_reference_stmt): If not optimizing, call
23310 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23311 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23312 if it wasn't found in var_map.
23313 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23314 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23315 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23317 * gimplify.c (nonlocal_vlas): New variable.
23318 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23320 (gimplify_body): Create and destroy nonlocal_vlas.
23322 * dwarf2out.c (loc_descr_plus_const): New function.
23323 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23324 mem_loc_descriptor, loc_descriptor_from_tree_1,
23325 descr_info_loc, gen_variable_die): Use it.
23327 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23328 !TREE_STATIC VAR_DECLs.
23329 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23330 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23331 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23332 DECL_BY_REFERENCE is valid.
23333 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23334 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23335 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23336 Copy DECL_BY_REFERENCE.
23337 (struct nesting_copy_body_data): New type.
23338 (nesting_copy_decl): New function.
23339 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23340 if they have variable length.
23342 2009-04-26 Michael Matz <matz@suse.de>
23344 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23345 mark new temporaries for renaming.
23347 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23350 * c-decl.c (global_bindings_p): Return negative value.
23351 (c_variable_size): New. Based on variable_size from
23353 (grokdeclarator): Call c_variable_size not variable_size.
23355 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23357 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23359 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23361 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23362 Redefine it to just use mingw/include.
23363 (ASM_SPEC): Rules for -m32 and -m64.
23364 (LINK_SPEC): Use Likewise.
23365 (SPEC_32): New define.
23366 (SPEC_64): Likewise.
23367 (SUB_LINK_SPEC): Likewise.
23368 (MULTILIB_DEFAULTS): New define.
23369 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
23370 Add multilib options.
23371 (MULTILIB_DIRNAMES): Likewise.
23372 (MULTILIB_OSDIRNAMES): Likewise.
23373 (LIBGCC): Likewise.
23374 (INSTALL_LIBGCC): Likewise.
23376 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23379 * c-tree.h (enum c_inline_static_type): New.
23380 (record_inline_static): Declare.
23381 * c-decl.c (struct c_inline_static, c_inline_statics,
23382 record_inline_static, check_inline_statics): New.
23383 (pop_file_scope): Call check_inline_statics.
23384 (start_decl): Call record_inline_static instead of pedwarning
23385 directly for static in inline function.
23386 * c-typeck.c (build_external_ref): Call record_inline_static
23387 instead of pedwarning directly for static referenced in inline
23390 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
23392 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
23393 not new but only being rescanned.
23394 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
23395 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
23396 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
23397 record_set_info, compute_set, grealloc): Remove.
23398 (recompute_all_luids): New function.
23399 (gcse_main): Don't compute sets, and don't do related memory
23400 allocations/free-ing. If something changed before the end of the
23401 pass, update LUIDs using recompute_all_luids.
23402 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23403 (free_gcse_mem): Don't free it either.
23404 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23405 Use the df insn LUIDs.
23406 (load_killed_in_block): Likewise.
23407 (compute_hash_table_work): Don't compute reg_set_in_block.
23408 (compute_transp): Use DF_REG_DEF_CHAINs.
23409 (local_cprop_pass): Don't use compute_sets and related functions.
23410 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23411 Use get_max_uid() instead of max_cuid.
23412 (insert_insn_end_basic_block, pre_insert_copy_insn,
23413 update_ld_motion_stores): Don't try to
23414 keep reg_set tables up to date.
23415 (pre_insert_copies): Use df insn LUIDs.
23416 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23417 (reg_set_info): Don't use extra bitmap argument.
23418 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23419 information to compute regs_set_in_block.
23420 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23421 (bypass_jumps): Don't use compute_sets and friends.
23423 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23426 * opts.c (undocumented_msg): Do not leave blank even with
23429 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23431 * c-decl.c (build_enumerator): Allow values folding to integer
23432 constants but not integer constant expressions with a pedwarn if
23435 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23438 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23439 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23440 type is an integer constant.
23442 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23445 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23448 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23451 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23452 with variably modified return type and no storage class
23453 specifiers, except for the case of nested functions. Distinguish
23454 extern declarations of functions with variably modified return
23455 types from those of objects with variably modified types.
23457 2009-04-25 Jan Hubicka <jh@suse.cz>
23459 * tree.c (list_equal_p): New function.
23460 * tree.h (list_equal_p): Declare.
23461 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23462 basic_block_def, basic_block, const_basic_block): New.
23463 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23464 (redirect_eh_edge): New function.
23465 (make_eh_edge_update_phi): EH edges are not abnormal.
23466 * except.c: Include tree-flow.h.
23467 (list_match): New function.
23468 (eh_region_replaceable_by_p): New function.
23469 (replace_region): New function.
23470 (hash_type_list): New function.
23471 (hash_eh_region): New function.
23472 (eh_regions_equal_p): New function.
23473 (merge_peers): New function.
23474 (remove_unreachable_regions): Verify EH tree when checking;
23476 (copy_eh_region_1): New function.
23477 (copy_eh_region): New function.
23478 (push_reachable_handler): New function.
23479 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23480 regions without label but with live RESX.
23481 * except.h (redirect_eh_edge_to_label): New.
23482 * tree-flow.h (redirect_eh_edge): New.
23483 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23484 basic_block_def, basic_block, const_basic_block): Remove.
23485 * Makefile.in (except.o): Add dependency on tree-flow.h
23486 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23487 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23490 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23493 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23494 on the destination of memcpy.
23496 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23498 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23499 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23500 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23502 2009-04-25 Jan Hubicka <jh@suse.cz>
23504 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23505 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23506 to be reached by different label than left.
23507 (update_eh_edges): Update comment; remove edge_to_remove if possible
23508 and return true if suceeded.
23509 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23510 (cleanup_eh): Compute sharing map.
23511 * except.c (remove_eh_handler_and_replace): Add argument if we should
23513 (remove_unreachable_regions): Update for label sharing.
23514 (label_to_region_map): Likewise.
23515 (get_next_region_sharing_label): New function.
23516 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23518 (remove_eh_handler): Update.
23519 (remove_eh_region_and_replace_by_outer_of): New function.
23520 * except.h (struct eh_region): Add next_region_sharing_label.
23521 (remove_eh_region_and_replace_by_outer_of,
23522 get_next_region_sharing_label): Declare.
23523 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23525 2009-04-25 Jan Hubicka <jh@suse.cz>
23527 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23528 insert code even if they are not critical.
23530 2009-04-25 Jan Hubicka <jh@suse.cz>
23532 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23533 (gimple_can_remove_branch_p): EH edges won't remove branch by
23535 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23536 updating of non-abnormal EH edges.
23537 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23538 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23539 (split_critical_edges): Split also edges where emitting code on them
23540 will lead to splitting later.
23542 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23543 H.J. Lu <hongjiu.lu@intel.com>
23546 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23547 the configured assembler supports fildq and fistpq mnemonics.
23548 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23549 * configure: Regenerated.
23550 * config.in: Ditto.
23552 * config/i386/i386.c (print_operand): Handle 'Z'.
23553 ['z']: Remove handling of special fild/fist suffixes.
23554 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23555 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23556 suffix of fild insn.
23557 (*floatsi<mode>2_vector_mixed): Ditto.
23558 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23559 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23560 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23561 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23562 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23564 2009-04-25 Ben Elliston <bje@au.ibm.com>
23566 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23567 the source of a set operation.
23569 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23571 * target.h (struct gcc_target): Add case_values_threshold field.
23572 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23573 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23574 * targhooks.c (default_case_values_threshold): New function.
23575 * targhooks.h (default_case_values_threshold): Declare function.
23576 * stmt.c (expand_case): Use case_values_threshold target hook.
23577 * expr.h (case_values_threshold): Remove declartation.
23578 * expr.c (case_values_threshold): Remove function.
23579 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23581 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23582 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23583 (avr_case_values_threshold): Declare as static.
23584 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23586 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23587 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23588 (mn10300_case_values_threshold): New function.
23590 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23592 * ira.c (setup_cover_and_important_classes): Add enum cast.
23594 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23596 * genpreds.c (write_enum_constraint_num): Output definition of
23597 CONSTRAINT_NUM_DEFINED_P macro.
23598 * ira.c (setup_cover_and_important_classes): Use
23599 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23601 2009-04-24 DJ Delorie <dj@redhat.com>
23603 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23604 __SH2A_SINGLE_ONLY__ also.
23606 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23608 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23609 (movdf_internal): Ditto.
23610 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23611 SFmode and DFmode constants.
23612 (ia64_print_operand): Add 'G' format for printing
23613 floating point constants.
23615 2009-04-24 Richard Guenther <rguenther@suse.de>
23617 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23618 from unsigned additions.
23620 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23622 * c-typeck.c (set_init_index): Allow array designators that are
23623 not integer constant expressions with a pedwarn if pedantic.
23625 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23627 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23628 zero if no overlap in nonzero bits between the operands.
23630 2009-04-24 Ian Lance Taylor <iant@google.com>
23632 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23633 (record_dead_and_set_regs): Likewise.
23634 * df.h (struct df_mw_hardreg): Change flags field to int.
23635 (struct df_base_ref): Likewise.
23636 (struct df): Change changeable_flags field to int.
23637 * df-scan.c (df_defs_record): Change clobber_flags to int.
23638 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23639 constants rather than #define macros.
23640 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23641 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23642 (enum dwarf_calling_convention): Likewise.
23643 (enum dwarf_line_number_x_ops): Likewise.
23644 (enum dwarf_call_frame_info): Likewise.
23645 (enum dwarf_source_language): Likewise.
23646 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23647 (add_calling_convention_attribute): Likewise.
23648 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23649 (combine_comparisons): Change compcode to int. Add cast to enum type.
23650 * genrecog.c (maybe_both_true_2): Change c to int.
23651 (write_switch): Likewise. Add cast to enum type.
23652 * gimplify.c (gimplify_omp_for): Handle return values from
23653 gimplify_expr using MIN rather than bitwise or.
23654 (gimplify_expr): Add cast to enum type.
23655 * ipa-prop.c (update_jump_functions_after_inlining): Change
23656 IPA_BOTTOM to IPA_JF_UNKNOWN.
23657 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23658 Add casts to enum type.
23659 (setup_cover_and_important_classes): Change cl to int. Add casts
23661 (setup_class_translate): Change cl and mode to int.
23662 (ira_init_once): Change mode to int.
23663 (free_register_move_costs): Likewise.
23664 (setup_prohibited_mode_move_regs): Add casts to enum type.
23665 * langhooks.c (add_builtin_function_common): Rework assertion that
23666 value fits bitfield.
23667 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23668 * omega.c (omega_do_elimination): Avoid math on enum types.
23669 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23670 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23671 int local to handle integral_argment value.
23672 * regmove.c (try_auto_increment): Change PUT_MODE to
23674 * reload.c (push_secondary_reload): Add casts to enum type.
23675 (secondary_reload_class, find_valid_class): Likewise.
23676 * reload1.c (emit_input_reload_insns): Likewise.
23677 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23678 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23679 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23681 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23682 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23684 (expand_complex_libcall): Add casts to enum type.
23685 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23686 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23687 with ERROR_MARK, not NUM_TREE_CODES.
23688 (vect_create_epilog_for_reduction): Likewise.
23689 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23690 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23691 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23693 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23694 vect_unused_in_loop. Change 0 to loop_vect.
23695 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23696 * var-tracking.c (get_init_value): Change return type to enum
23698 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23699 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23701 (arm_override_options): Add casts to enum type.
23702 (arm_emit_tls_decoration): Likewise.
23703 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23705 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23706 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23707 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23709 * config/s390/s390.c (code_for_builtin_64): Change to array of
23711 (code_for_builtin_31): Likewise.
23712 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23714 * config/sparc/sparc.c (sparc_override_options): Change value
23715 field in struct code_model to enum cmodel. In initializer change
23716 0 to NULL and add cast to enum type.
23718 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23719 Change all callers. Issue a -Wc++-compat warning using
23720 lhs_origtype if necessary.
23721 (convert_for_assignment): Issue -Wc++-compat warnings about
23722 invalid conversions to enum type on assignment.
23723 * c-common.h (build_modify_expr): Update declaration.
23725 2009-04-24 Nick Clifton <nickc@redhat.com>
23727 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23728 (function_arg_advance): Likewise.
23729 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23732 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23734 * config/s390/constraints.md ('I', 'J'): Fix condition.
23736 2009-04-24 Diego Novillo <dnovillo@google.com>
23738 * gengtype-parse.c (parse_error): Add newline after message.
23740 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23742 * config/i386/sse.md (avxmodesuffixs): Removed.
23743 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23744 (*avx_pinsr<ssevecsize>): This.
23746 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23748 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23749 follow chains of regs with a single definition, and allow expressions
23750 that are function_invariant_p.
23751 (simple_rhs_p): Allow expressions that are function_invariant_p.
23753 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23755 PR middle-end/39867
23756 * fold-const.c (fold_cond_expr_with_comparison): When folding
23757 > and >= to MAX, make sure the MAX uses the same type as the
23758 comparison's operands.
23760 2009-04-24 Nick Clifton <nickc@redhat.com>
23762 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23763 addressing for DImode accesses.
23764 (frv_print_operand_address): Handle PLUS case.
23765 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23767 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23769 PR rtl-optimization/39794
23770 * alias.c (canon_true_dependence): Add x_addr argument.
23771 * rtl.h (canon_true_dependence): Adjust prototype.
23772 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23773 * cselib.c (cselib_invalidate_mem): Likewise.
23774 * gcse.c (compute_transp): Likewise.
23775 * dse.c (scan_reads_nospill): Likewise.
23776 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23777 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23778 canon_base_addr of the group, plus optional offset.
23779 (struct group_info): Rename canon_base_mem to
23781 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23782 canon_rtx of base_mem.
23784 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23786 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23787 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23789 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23791 * config/spu/spu-builtins.h: Delete file.
23793 * config/spu/spu.h (enum spu_builtin_type): Move here from
23795 (struct spu_builtin_description): Likewise. Add GTY marker.
23796 Do not use enum spu_function_code or enum insn_code.
23797 (spu_builtins): Add extern declaration.
23799 * config/spu/spu.c: Do not include "spu-builtins.h".
23800 (enum spu_function_code, enum spu_builtin_type_index,
23801 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23802 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23803 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23804 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23805 (spu_builtin_types): Make static. Add GTY marker.
23806 (spu_builtins): Add extern declaration with GTY marker.
23807 Include "gt-spu.h".
23809 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23810 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23811 Check programmatically whether all parameters are scalar.
23813 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23815 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23817 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23818 assignment from the constructor either if the target is volatile.
23820 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23822 * config/arm/arm.md (insv): Do not share operands[0].
23824 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23826 * config/vxlib-tls.c (active_tls_threads): Delete.
23827 (delete_hook_installed): New.
23828 (tls_delete_hook): Don't delete the delete hook.
23829 (tls_destructor): Delete it here.
23830 (__gthread_set_specific): Adjust installing the delete hook.
23831 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23832 __gthread_leave_tsd_dtor_context.
23834 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23836 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23838 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23840 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23842 (alpha_rtx_costs): Ditto.
23843 (emit_unlikely_jump): Use add_reg_note.
23844 (emit_frame_store_1): Ditto.
23845 (alpha_expand_prologue): Ditto.
23846 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23847 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23849 2009-04-23 Nick Clifton <nickc@redhat.com>
23851 * config/v850/v850.md (epilogue): Remove suppressed code.
23852 (return): Rename to return_simple and remove test of frame size.
23853 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23854 to gen_return_simple.
23856 2009-04-22 Jing Yu <jingyu@google.com>
23859 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23861 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23864 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23865 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23866 value is a VECTOR_CST, the element type is the element type of the
23869 2009-04-22 DJ Delorie <dj@redhat.com>
23871 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23873 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23875 * alias.c (find_base_term): Move around LO_SUM case, so that
23876 CONST falls through into PLUS/MINUS handling.
23879 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23880 into 0, use omit_one_operand.
23882 2009-04-23 Ben Elliston <bje@au.ibm.com>
23884 * config/rs6000/linux-unwind.h (get_regs): Remove type
23885 puns. Change the type of `pc' to an array of unsigned ints and
23886 update all users. Constify frame24.
23888 2009-04-22 DJ Delorie <dj@redhat.com>
23890 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23891 declarations before code.
23892 (current_function_special_page_vector): Likewise.
23893 (m32c_expand_insv): Silence a warning.
23895 2009-04-21 Taras Glek <tglek@mozilla.com>
23897 * alias.c: Update GTY annotations to new syntax.
23898 * basic-block.h: Likewise.
23899 * bitmap.h: Likewise.
23900 * c-common.h: Likewise.
23901 * c-decl.c: Likewise.
23902 * c-parser.c: Likewise.
23903 * c-pragma.c: Likewise.
23904 * c-tree.h: Likewise.
23905 * cfgloop.h: Likewise.
23906 * cgraph.h: Likewise.
23907 * config/alpha/alpha.c: Likewise.
23908 * config/arm/arm.h: Likewise.
23909 * config/avr/avr.h: Likewise.
23910 * config/bfin/bfin.c: Likewise.
23911 * config/cris/cris.c: Likewise.
23912 * config/darwin.c: Likewise.
23913 * config/frv/frv.c: Likewise.
23914 * config/i386/i386.c: Likewise.
23915 * config/i386/i386.h: Likewise.
23916 * config/i386/winnt.c: Likewise.
23917 * config/ia64/ia64.h: Likewise.
23918 * config/iq2000/iq2000.c: Likewise.
23919 * config/mips/mips.c: Likewise.
23920 * config/mmix/mmix.h: Likewise.
23921 * config/pa/pa.c: Likewise.
23922 * config/pa/pa.h: Likewise.
23923 * config/rs6000/rs6000.c: Likewise.
23924 * config/s390/s390.c: Likewise.
23925 * config/sparc/sparc.c: Likewise.
23926 * config/xtensa/xtensa.c: Likewise.
23927 * cselib.h: Likewise.
23928 * dbxout.c: Likewise.
23929 * dwarf2out.c: Likewise.
23930 * except.c: Likewise.
23931 * except.h: Likewise.
23932 * fixed-value.h: Likewise.
23933 * function.c: Likewise.
23934 * function.h: Likewise.
23935 * gimple.h: Likewise.
23936 * integrate.c: Likewise.
23937 * optabs.c: Likewise.
23938 * output.h: Likewise.
23939 * real.h: Likewise.
23941 * stringpool.c: Likewise.
23942 * tree-data-ref.c: Likewise.
23943 * tree-flow.h: Likewise.
23944 * tree-scalar-evolution.c: Likewise.
23945 * tree-ssa-address.c: Likewise.
23946 * tree-ssa-alias.h: Likewise.
23947 * tree-ssa-operands.h: Likewise.
23948 * tree.c: Likewise.
23949 * tree.h: Likewise.
23950 * varasm.c: Likewise.
23951 * varray.h: Likewise.
23953 * coretypes.h: Do not define GTY macro if it is already defined.
23954 * doc/gty.texi: Update GTY documentation to new syntax.
23955 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23956 annotations on structs.
23957 * gengtype-parse.c: Likewise.
23959 2009-04-22 Mark Heffernan <meheff@google.com>
23961 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23963 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23965 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23968 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23970 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23971 the same as a PLUS without a shift. Increase the cost of a
23974 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23976 * Makefile.in: Update dependencies.
23977 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23978 * errors.h: Remove bogus comment about compatibility.
23979 (warning): Update declaration.
23980 * genautomata.c: Update all calls to warning.
23981 * gimple.c: Do not include errors.h. Include toplev.h.
23982 * tree-ssa-structalias.c: Do not include errors.h.
23983 * omega.c: Likewise.
23984 * tree-ssa-reassoc.c: Likewise.
23985 * config/spu/spu-c.c: Likewise.
23986 * config/spu/t-spu-elf: Update dependencies.
23988 2009-04-22 Richard Guenther <rguenther@suse.de>
23990 PR tree-optimization/39824
23991 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23992 make sure the types are compatible.
23994 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23997 * c-common.c (c_parse_error): Take a token_flags parameter.
23998 Use token_type for the token type instead.
23999 Pass token_flags to cpp_type2name.
24000 * c-common.h (c_parse_error): Update declaration.
24001 * c-parser.c (c_parser_error): Pass 0 as token flags.
24003 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
24005 PR rtl-optimization/39580
24006 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
24008 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24010 * function.c (expand_function_end): Do not emit a jump to the "naked"
24011 return label for fall-through returns.
24012 * except.c (sjlj_emit_function_exit): Always place the call to the
24013 unregister function at the location installed by expand_function_end.
24015 2009-04-22 Richard Guenther <rguenther@suse.de>
24017 PR tree-optimization/39845
24018 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
24019 (gen_inbound_check): Likewise.
24021 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
24023 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
24025 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
24026 * config/vxlib.c (__gthread_once): Add race guard for PPC.
24028 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24030 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
24031 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
24032 shift counts to avoid out-of-bounds array accesses.
24034 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24036 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
24037 (Pmode): Move above.
24039 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
24041 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
24042 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
24043 GET_CODE macro. Use IN_RANGE macro where appropriate.
24044 * config/alpha/alpha.h: Ditto.
24045 * config/alpha/alpha.md: Ditto.
24046 * config/alpha/constraints.md: Ditto.
24047 * config/alpha/predicates.md: Ditto.
24049 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
24051 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
24052 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24053 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24054 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24055 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24056 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24057 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24058 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24059 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24060 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24061 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24062 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24063 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24064 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24065 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24066 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24067 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24068 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24069 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24070 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24071 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24072 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24073 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24074 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24075 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24076 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24077 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
24079 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
24081 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
24082 references from comments.
24083 * cfgbuild.c (count_basic_blocks): Delete.
24084 (find_basic_blocks_1): Delete.
24085 (find_basic_blocks): Delete.
24086 * except.c (finish_eh_generation): Make static. Move comment from
24087 except.h here. Remove find_basic_blocks references from comments.
24088 * except.h (finish_eh_generation): Delete.
24089 * basic-block.h (find_basic_blocks): Delete.
24090 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
24092 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
24094 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
24095 (sdbout_parms): Likewise.
24097 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
24099 * config/sh/sh.c (prepare_cbranch_operands): Use
24100 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
24101 (expand_cbranchdi4): Likewise.
24102 (from_compare): Add cast to enum type.
24103 (expand_cbranchsi4): Use add_reg_note.
24104 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
24105 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
24106 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
24107 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24108 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
24109 instead of CODE_FOR_nothing.
24110 (cbranchdi4): Likewise. Fix the order of arguments for
24112 (push_fpscr): Use add_reg_note.
24113 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
24114 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
24116 2009-04-21 Joseph Myers <joseph@codesourcery.com>
24118 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
24119 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24120 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24121 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
24122 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
24123 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
24124 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
24125 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
24126 config/alpha/x-vms, config/arc/t-arc,
24127 config/arm/README-interworking, config/arm/arm-c.c,
24128 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
24129 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
24130 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
24131 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
24132 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
24133 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
24134 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
24135 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
24136 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
24137 config/cris/t-elfmulti, config/crx/t-crx,
24138 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
24139 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
24140 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
24141 config/h8300/t-h8300, config/i386/athlon.md,
24142 config/i386/darwin-libgcc.10.4.ver,
24143 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
24144 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
24145 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
24146 config/i386/t-linux64, config/i386/t-nwld,
24147 config/i386/t-rtems-i386, config/i386/t-sol2-10,
24148 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
24149 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
24150 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
24151 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
24152 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
24153 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
24154 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
24155 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
24156 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
24157 config/m68k/t-uclinux, config/mcore/t-mcore,
24158 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
24159 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
24160 config/mips/crtn.asm, config/mips/irix-crti.asm,
24161 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
24162 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
24163 config/mips/mips-fixed.md, config/mips/sb1.md,
24164 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
24165 config/mips/t-iris6, config/mips/t-isa3264,
24166 config/mips/t-libgcc-mips16, config/mips/t-linux64,
24167 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
24168 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
24169 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
24170 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
24171 config/mn10300/t-linux, config/mn10300/t-mn10300,
24172 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
24173 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
24174 config/picochip/libgccExtras/clzsi2.asm,
24175 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
24176 config/rs6000/darwin-libgcc.10.4.ver,
24177 config/rs6000/darwin-libgcc.10.5.ver,
24178 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
24179 config/rs6000/t-aix43, config/rs6000/t-aix52,
24180 config/rs6000/t-darwin, config/rs6000/t-fprules,
24181 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
24182 config/rs6000/t-lynx, config/rs6000/t-netbsd,
24183 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
24184 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
24185 config/rs6000/t-rtems, config/rs6000/t-spe,
24186 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
24187 config/score/t-score-elf, config/sh/divcost-analysis,
24188 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
24189 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
24190 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
24191 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
24192 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
24193 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
24194 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
24195 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
24196 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
24197 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
24198 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
24199 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
24200 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
24201 limitx.h, version.c, xcoff.h: Add copyright and license notices.
24202 * config/h8300/genmova.sh: Include copyright and license notices
24203 in generated output.
24204 * config/h8300/mova.md: Regenerate.
24205 * doc/install.texi2html: Include word "Copyright" in copyright
24206 notice and use name "Free Software Foundation, Inc.".
24207 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24208 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24209 ChangeLog-2007, ChangeLog-2008: Correct dates.
24211 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
24213 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
24214 NE_EXPR operations as well.
24215 * c-parser.c (c_parser_condition): Do not set location information on
24217 (c_parser_conditional_expression): Likewise.
24218 (c_parser_binary_expression): Set location information on operators.
24219 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24220 TRUTH_NOT_EXPR has been folded.
24221 * fold-const.c (fold_truth_not_expr): Copy location information from
24222 the incoming expression to the outgoing one.
24223 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
24224 recursive calls on the LHS of the operator but pass that of the
24225 operator to recursive calls on the RHS of the operator. Set it
24227 (shortcut_cond_expr): Set the locus of the operator on the second
24228 COND_EXPR and that of the expression on the first in degenerate cases.
24229 Pass the locus of the expression to calls to shortcut_cond_r.
24230 Set the locus of the 'then' block on the associated jump, if any.
24231 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
24232 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
24233 expression to call to gimplify_boolean_expr.
24235 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
24237 * config.gcc: Add additional configuration for
24238 i686-w64-mingw* and x86_64-w64-mingw* triplet.
24239 * config/i386/mingw-w64.h: New mingw-w64 specific header.
24240 (CPP_SPEC): Redefine for allowing -municode option.
24241 (STARTFILE_SPEC): Likewise.
24242 * config/i386/t-mingw-w64: New.
24243 * config/i386/mingw-w64.opt: New.
24244 (municode): Add new target option.
24245 * doc/invoke.texi (municode): Add documentation for new option.
24247 2009-04-21 Ian Lance Taylor <iant@google.com>
24249 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24250 Correct test for number of arguments.
24251 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
24253 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
24255 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
24256 argument of emit_library_call.
24258 2009-04-21 Richard Guenther <rguenther@suse.de>
24260 PR middle-end/39829
24261 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
24262 inside VIEW_CONVERT_EXPRs.
24264 2009-04-21 Martin Jambor <mjambor@suse.cz>
24266 * tree-switch-conversion.c (build_constructors): Split a long line.
24267 (constructor_contains_same_values_p): New function.
24268 (build_one_array): Create assigns of constants if possible, do not
24269 call mark_sym_for_renaming, call update_stmt.
24270 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
24271 make_rename_temp. Do not call mark_symbols_for_renaming, call
24273 (gen_def_assigns): Do not call mark_symbols_for_renaming or
24274 find_new_referenced_vars, call update_stmt.
24275 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24276 instead of calling make_rename_temp. Do not call
24277 find_new_referenced_vars or mark_symbols_for_renaming, call
24280 2009-04-21 Richard Guenther <rguenther@suse.de>
24282 PR tree-optimization/39827
24283 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24284 (tree_ssa_phiprop): Pass the correct array size.
24286 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24288 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24290 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24293 * c-typeck.c (lvalue_p): Move declaration ...
24294 * c-common.h (lvalue_p): ... to here.
24295 * c-common.c (candidate_equal_p): New.
24296 (add_tlist): Use it.
24297 (merge_tlist): Use it.
24298 (warn_for_collisions_1): Likewise.
24299 (warning_candidate_p): Accept more candidates.
24300 (verify_tree): A warning candidate can be an expression. Use
24303 2009-04-21 Ben Elliston <bje@au.ibm.com>
24306 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24307 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24308 options. Remove -mcall-solaris documentation.
24310 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24313 * doc/invoke.texi (-Wlong-long): Update description.
24314 * c-lex (interpret_integer): Only warn if there was no previous
24315 overflow and -Wlong-long is enabled.
24316 * c-decl.c (declspecs_add_type): Drop redundant flags.
24317 * c.opt (Wlong-long): Init to -1.
24318 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24319 and front-end warn_long_long. Wlong-long only depends on other
24320 flags if it is uninitialized.
24321 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24322 the same for CPP and FE.
24323 (restore_extension_diagnostics): Likewise.
24325 2009-04-20 Ian Lance Taylor <iant@google.com>
24327 Fix enum conversions which are invalid in C++:
24328 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24329 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24330 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24331 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24332 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24333 (dbxout_parms): Likewise.
24334 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24335 (df_clear_flags): Likewise.
24336 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24337 top_flag parameter to int.
24338 (df_chain_create_bb_process_use): Likewise.
24339 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24341 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24342 (df_ref_create_structure, df_def_record_1): Likewise.
24343 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24344 (df_notes_rescan): Change 0 to VOIDmode in function call.
24345 (df_get_call_refs, df_insn_refs_collect): Likewise.
24346 (df_bb_regs_collect): Likewise.
24347 (df_entry_block_defs_collect): Likewise.
24348 (df_exit_block_uses_collect): Likewise.
24349 * df.h: Update declarations.
24350 * double-int.c (double_int_divmod): Add cast to enum type.
24351 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24352 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24353 (based_loc_descr): Likewise.
24354 (loc_descriptor_from_tree_1): Change first_op and second_op to
24355 enum dwarf_location_atom. Add cast to enum type.
24356 * expmed.c (init_expmed): Change 0 to SET in function call.
24357 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24358 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24359 (do_store_flag): Likewise.
24360 * fixed-value.h (struct fixed_value): Change mode to enum
24362 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24363 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24365 (insert_insn_decl, insert_decl, insert_state): Likewise.
24366 (automata_list_finish): Likewise.
24367 * genrecog.c (process_define_predicate): Add cast to enum type.
24368 * gensupport.c (init_predicate_table): Add cast to enum type.
24369 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
24371 (gimple_build_call_1, gimple_build_label): Likewise.
24372 (gimple_build_goto, gimple_build_asm_1): Likewise.
24373 (gimple_build_switch_1, gimple_build_cdt): Likewise.
24374 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
24375 (enum fallback): Rename from enum fallback_t.
24376 (fallback_t): Typedef as int.
24377 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
24378 GSI_SAME_STMT in function call.
24379 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
24381 (setup_reg_class_relations): Likewise.
24382 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
24383 (setup_prohibited_class_mode_regs): Add cast to enum type.
24384 (setup_prohibited_mode_move_regs): Likewise.
24385 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
24386 (record_address_regs): Change i to enum reg_class.
24387 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
24388 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
24389 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
24390 (GET_MODE_2XWIDER_MODE): Likewise.
24391 (GET_CLASS_NARROWEST_MODE): Likewise.
24392 * omp-low.c (expand_omp_for): Add cast to enum type.
24393 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
24394 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
24395 * postreload.c (reload_cse_simplify_operands): Change rclass local
24397 * predict.c (combine_predictions_for_insn): Change best_predictor
24398 and predictor to enum br_predictor.
24399 (combine_predictions_for_bb): Likewise.
24400 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24401 use SET_PREDICT_EXPR_OUTCOME.
24402 * real.c (real_arithmetic): Change icode to code in function call.
24403 * reginfo.c (init_move_cost): Add casts to enum type.
24404 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24405 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24407 * reload.c (find_valid_class): Add casts to enum type.
24408 (push_reload): Change 0 to NO_REGS in function call.
24409 (find_reloads): Change this_alternative to array of enum
24410 reg_class. Remove some now-unnecessary casts.
24411 (make_memloc): Change 0 to VOIDmode in function call.
24412 * reload1.c (reload): Change 0 to VOIDmode in function call.
24413 (eliminate_regs_1, elimination_effects): Likewise.
24414 (eliminate_regs_in_insn): Likewise.
24415 (emit_input_reload_insns): Add cast to enum type.
24416 (delete_output_reload): Change 0 to VOIDmode in function call.
24417 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24418 to enum type in function call.
24419 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24420 (SET_PREDICT_EXPR_OUTCOME): Define.
24421 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24422 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24423 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24424 (dump_function): Likewise.
24425 * tree-dump.h: Update declarations.
24426 * tree-pass.h: Update declarations.
24427 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24428 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24430 (arm_rtx_costs_1): Correct parenthesization.
24431 (arm_rtx_costs): Add casts to enum type.
24432 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24433 (vfp_emit_fstmd): Use add_rg_note.
24434 (emit_multi_reg_push, emit_sfm): Likewise.
24435 (thumb_set_frame_pointer): Likewise.
24436 (arm_expand_prologue): Likewise.
24437 (arm_regno_class): Change return type to enum reg_class.
24438 (thumb1_expand_prologue): Use add_reg_note.
24439 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24440 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24442 * config/arm/gentune.sh: Add cast to enum type.
24443 * config/arm/arm-tune.md: Rebuild.
24444 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24445 (ix86_split_fp_branch, predict_jump): Likewise.
24446 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24447 insn_code to enum rtx_code.
24448 (ix86_builtin_vectorized_function): Add cast to enum type.
24449 * config/i386/i386.md (truncdfsf2): Change slot to enum
24451 (truncxf<mode>2, isinf<mode>2): Likewise.
24452 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24454 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24455 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24456 (insert_bundle_state): Change 1 to INSERT in function call.
24457 (ia64_add_bundle_selector_before): Likewise.
24458 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24459 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24460 (restore_stack_nonlocal): Likewise.
24461 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24463 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24465 (mips_rtx_costs): Likewise.
24466 (mips_override_options): Add casts to enum type.
24467 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24469 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24470 (store_reg, set_reg_plus_d): Likewise.
24471 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24472 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24474 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24476 (emit_unlikely_jump): Use add_reg_note.
24477 (rs6000_emit_allocate_stack): Likewise.
24478 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24479 (output_toc): Change 1 to INSERT in function call.
24480 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24481 (rs6000_initialize_trampoline): Likewise.
24482 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24484 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24485 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24486 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24487 (save_gprs): Use add_reg_note.
24488 (s390_emit_prologue): Likewise.
24489 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24490 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24491 (sparc_fold_builtin): Add cast to enum type.
24492 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24494 (spu_expand_prologue): Use add_reg_note.
24495 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24497 2009-04-20 Ian Lance Taylor <iant@google.com>
24499 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24500 (c_parser_postfix_expression_after_primary): Get VEC for list of
24501 arguments. Get original types of arguments. Call
24502 build_function_call_vec.
24503 (cached_expr_list_1, cached_expr_list_2): New static variables.
24504 (c_parser_expr_list): Change return type to VEC *. Add
24505 p_orig_types parameter. Change all callers.
24506 (c_parser_release_expr): New static function.
24507 (c_parser_vec_to_tree_list): New static function.
24508 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24509 call build_function_call_vec.
24510 (build_function_call_vec): New function, based on old
24511 build_function_call.
24512 (convert_arguments): Remove nargs and argarray parameters. Change
24513 values to a VEC. Add origtypes parameter.
24514 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24515 (convert_for_assignment): Add origtype parameter. Change all
24516 callers. If warn_cxx_compat, check for conversion to an enum
24517 type when calling a function.
24518 (store_init_value): Add origtype parameter. Change all callers.
24519 (digest_init): Likewise.
24520 (struct init_node): Add origtype field.
24521 (add_pending_init): Add origtype parameter. Change all callers.
24522 (output_init_element): Likewise.
24523 (output_pending_init_elements): Pass origtype from init_node to
24524 output_init_element.
24525 (process_init_element): Pass origtype from c_expr to
24526 output_init_element.
24527 (c_finish_return): Add origtype parameter. Change all callers.
24528 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24530 (sync_resolve_params): Likewise.
24531 (sync_resolve_return): Change params to first_param. Change caller.
24532 (resolve_overloaded_builtins): Change params to VEC *. Change
24533 callers. Save first parameter around call to build_function_call_vec.
24534 * c-decl.c (finish_decl): Add origtype parameter. Change all
24535 callers. Call build_function_call_vec rather than
24536 build_function_call for cleanup.
24537 * c-tree.h: Update declarations.
24538 * c-common.h: Update declarations.
24539 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24540 params to first_param.
24541 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24542 params parameter from tree to void *.
24543 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24544 Change arglist parameter to have type void *, and to be a pointer
24546 * config/rs6000/rs6000-protos.h
24547 (altivec_resolve_overloaded_builtin): Update declaration.
24548 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24549 fnargs parameter to have type void *, and to be a pointer to a
24550 VEC. Call build_function_call_vec instead of
24551 build_function_call.
24552 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24554 2009-04-20 Joey Ye <joey.ye@intel.com>
24555 Xuepeng Guo <xuepeng.guo@intel.com>
24556 H.J. Lu <hongjiu.lu@intel.com>
24558 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24560 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24561 (IX86_LEA_PRIORITY): Likewise.
24562 (distance_non_agu_define): New function.
24563 (distance_agu_use): Likewise.
24564 (ix86_lea_for_add_ok): Likewise.
24565 (ix86_dep_by_shift_count): Likewise.
24567 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24568 should split for LEA.
24570 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24572 (ix86_dep_by_shift_count): Likewise.
24574 2009-04-20 Richard Guenther <rguenther@suse.de>
24576 * expr.c (handled_component_p): Move ...
24577 * tree.h (handled_component_p): ... here.
24578 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24579 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24580 and REALPART_EXPR to be in one group.
24582 2009-04-20 Richard Guenther <rguenther@suse.de>
24584 * basic-block.h (get_all_dominated_blocks): Declare.
24585 * dominance.c (get_all_dominated_blocks): New function.
24586 * tree-cfg.c (get_all_dominated_blocks): Remove.
24587 (remove_edge_and_dominated_blocks): Adjust.
24588 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24589 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24590 instead of recursing.
24592 2009-04-20 Doug Kwan <dougkwan@google.com>
24594 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24595 (struct cgraph_node_set_def): New type.
24596 (cgraph_node_set) New type. Also declare vector functions.
24597 (struct cgraph_node_set_element_def): New type.
24598 (cgraph_node_set_element): Ditto.
24599 (cgraph_node_set_iterator): New iterator type.
24600 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24601 cgraph_node_set_remove, dump_cgraph_node_set,
24602 debug_cgraph_node_set): New prototypes.
24603 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24604 cgraph_node_set_size): New inlines.
24605 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24606 including cgraph.h.
24607 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24608 argument to function 'write_summary'.
24609 * ipa.c: Include ggc.h.
24610 (hash_cgraph_node_set_element,
24611 eq_cgraph_node_set_element, cgraph_node_set_new,
24612 cgraph_node_set_add, cgraph_node_set_remove,
24613 cgraph_node_set_find, dump_cgraph_node_set,
24614 debug_cgraph_node_set): New functions.
24615 * Makefile.in (ipa.o): Add dependency on GGC_H.
24617 2009-04-20 Ira Rosen <irar@il.ibm.com>
24619 PR tree-optimization/39675
24620 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24621 check of the return code of vect_schedule_slp. Check that
24622 stmt_vec_info still exists for the statement, before checking its
24623 vectorization type.
24625 2009-04-20 Michael Matz <matz@suse.de>
24627 * Makefile.in (generated_files): Take out $(simple_generated_c).
24629 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24631 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24632 (UINTPTR_TYPE): Likewise.
24634 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24637 * c-typeck.c (digest_init): Check for initializing an array with a
24640 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24643 * c-semantics.c (pop_stmt_list): Propagate
24644 STATEMENT_LIST_HAS_LABEL to parent statement list.
24646 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24648 * config/mips/mips.h (mips_tune_attr): New macro.
24649 * config/mips/mips.md (cpu): Use it.
24651 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24654 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24657 2009-04-19 Diego Novillo <dnovillo@google.com>
24659 * toplev.c (compile_file): Move call to coverage_finish ...
24660 * cgraphunit.c (ipa_passes): ... here.
24661 Call cgraph_process_new_functions.
24662 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24663 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24665 2009-04-19 Jan Hubicka <jh@suse.cz>
24667 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24669 (dump_cgraph_node): Dump can throw external flag.
24670 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24672 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24676 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24677 * common.opt (Wlogical-op): Move from here...
24678 * c.opt (Wlogical-op): ... to here.
24679 * c-typeck.c (parser_build_binary_op): Update call to
24680 warn_logical_operator.
24681 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24683 * c-common.c (warn_logical_op): Update.
24684 * c-common.h (warn_logical_op): Update declaration.
24686 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24688 * tree.c (protected_set_expr_location): Fix formatting.
24690 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24693 * c-typeck.c (readonly_warning): new.
24694 (build_unary_op, build_modify_expr): Use readonly_warning for
24695 storing into something readonly but not const-qualified.
24697 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24700 * c-typeck.c (build_unary_op): Check for taking address of
24701 expression of type void.
24703 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24706 * c-typeck.c (build_function_call): Check for calling a function
24707 with qualified void return types. Call require_complete_type when
24710 2009-04-18 Jan Hubicka <jh@suse.cz>
24712 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24714 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24715 can_throw_external flag.
24716 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24717 * ipa-pure-const.c (ignore_edge): New function.
24718 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24719 only over can_throw_external edges.
24720 (local_pure_const): Add nothrow flag.
24721 * ipa-utils.c (searchc): Add ignore_edge callback.
24722 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24723 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24724 (set_nothrow_function_flags): Update cgraph.
24725 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24727 2009-04-18 Richard Guenther <rguenther@suse.de>
24729 PR middle-end/39804
24730 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24731 (fold_stmt): ... this and ...
24732 (fold_stmt_inplace): ... this.
24733 (fold_stmt_1): Fold references in calls and asms.
24734 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24736 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24738 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24739 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24741 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24743 * tree.c (function_args_count): Remove.
24744 * tree.h: Remove the prototype for function_args_count.
24746 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24748 * tree-iterator.c (expr_only): Remove.
24749 * tree.h: Remove the prototype for expr_only.
24751 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24753 * reginfo.c (cannot_change_mode_set_regs): Remove.
24754 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24756 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24758 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24759 whether operands 0 and 1 overlaps.
24761 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24763 PR middle-end/36902
24764 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24765 pointer. Use warning_at instead of warning.
24766 (search_for_addr_array): Likewise.
24767 (check_array_bounds): Likewise.
24768 (check_all_array_refs): Check that the incoming edge is not in the
24769 list of edges to be removed.
24770 (check_all_array_refs): Avoid the temporal pointer.
24771 (vrp_visit_cond_stmt): Fix typo.
24772 (simplify_switch_using_ranges): Handle the case where the switch
24773 index is an integer constant.
24775 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24777 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24779 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24781 * doc/extend.texi, doc/invoke.texi: Fix typos.
24783 2009-04-17 Cary Coutant <ccoutant@google.com>
24785 * tree-flow-inline.h (get_lineno): Fix inverted test.
24787 2009-04-17 Diego Novillo <dnovillo@google.com>
24789 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24790 assertion for AVAIL_OUT.
24792 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24795 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24796 * config/sh/linux-atomic.asm: Likewise.
24798 2009-04-17 Diego Novillo <dnovillo@google.com>
24800 * except.c (debug_eh_tree): New.
24801 (struct eh_region, struct eh_status): Move ...
24802 * except.h: ... here.
24803 (add_type_for_runtime): Declare extern.
24804 (lookup_type_for_runtime): Likewise.
24805 (debug_eh_tree): Declare.
24806 * Makefile.in (GTFILES): List except.h before except.c
24808 2009-04-17 Diego Novillo <dnovillo@google.com>
24810 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24811 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24812 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24813 (find_vars_r): ... here.
24814 * tree-flow.h (find_referenced_vars_in): Declare.
24815 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24816 that AVAIL_OUT exists for BLOCK.
24817 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24818 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24819 (tree-parloops.o): Likewise.
24821 2009-04-17 Simon Baldwin <simonb@google.com>
24823 * toplev.c (default_tree_printer): Add handling for %E format.
24825 2009-04-17 Diego Novillo <dnovillo@google.com>
24827 * tree-pretty-print.c (dump_generic_node): Add break after
24828 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24829 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24830 FUNCTION_TYPE together. Call print_struct_decl when printing
24831 structures and TDF_SLIM is not given.
24832 (print_struct_decl): Fix logic for detecting recursion.
24834 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24837 * gcc.c (create_at_file): New.
24838 (compile_input_file_p): New.
24839 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24840 * main.c (main): Update call to toplev_main.
24841 * toplev.c (toplev_main): Change signature. Call expandargv.
24842 * toplev.h (toplev_main): Change signature.
24844 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24846 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24847 if the latter is not constant.
24849 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24851 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24853 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24855 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24856 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24858 2009-04-17 Richard Guenther <rguenther@suse.de>
24860 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24861 Handle component references view-converting an invariant address.
24863 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24865 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24866 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24867 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24868 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24869 Use @deftypevr rather than @deftypevar.
24871 2009-04-17 Richard Guenther <rguenther@suse.de>
24873 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24874 (get_prop_source_stmt): Likewise.
24875 (can_propagate_from): Likewise.
24877 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24879 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24880 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24881 (--with-multilib-list): Add default value.
24882 * configure: Regenerate.
24883 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24884 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24885 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24886 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24887 Don't add default cpu to multilib list unnecessarily, but do enable
24888 the relevant compiler option..
24889 Add support for --with-multilib-list=<blank> and
24890 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24891 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24892 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24893 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24894 TM_MULTILIB_CONFIG.
24895 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24896 (MULTILIB_OSDIRNAMES): New variable.
24897 * config/sh/t-1e: Delete file.
24898 * config/sh/t-mlib-sh1: Delete file.
24899 * config/sh/t-mlib-sh2: Delete file.
24900 * config/sh/t-mlib-sh2a: Delete file.
24901 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24902 * config/sh/t-mlib-sh2a-single: Delete file.
24903 * config/sh/t-mlib-sh2a-single-only: Delete file.
24904 * config/sh/t-mlib-sh2e: Delete file.
24905 * config/sh/t-mlib-sh3e: Delete file.
24906 * config/sh/t-mlib-sh4: Delete file.
24907 * config/sh/t-mlib-sh4-nofpu: Delete file.
24908 * config/sh/t-mlib-sh4-single: Delete file.
24909 * config/sh/t-mlib-sh4-single-only: Delete file.
24910 * config/sh/t-mlib-sh4a: Delete file.
24911 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24912 * config/sh/t-mlib-sh4a-single: Delete file.
24913 * config/sh/t-mlib-sh4a-single-only: Delete file.
24914 * config/sh/t-mlib-sh4al: Delete file.
24915 * config/sh/t-mlib-sh5-32media: Delete file.
24916 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24917 * config/sh/t-mlib-sh5-64media: Delete file.
24918 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24919 * config/sh/t-mlib-sh5-compact: Delete file.
24920 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24921 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24922 * doc/install.texi (Options specification): Add
24923 --with-multilib-list and --with-endian.
24925 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24927 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24929 (OBJS-common): Add plugin-version.o.
24930 (plugin-version.o): New.
24931 * gcc-plugin.h (plugin_gcc_version): New.
24932 (plugin_default_version_check): New.
24933 (plugin_init_func, plugin_init): Add version argument.
24934 * plugin-version.c: New.
24935 * plugin.c (str_plugin_gcc_version_name): New.
24936 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24937 pass it to the init function.
24938 (plugin_default_version_check): New.
24940 2009-04-17 Richard Guenther <rguenther@suse.de>
24942 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24943 for decl-vs-decl disambiguation.
24945 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24947 * config/s390/s390.h (s390_tune_attr): New macro definition.
24948 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24950 2009-04-17 Richard Guenther <rguenther@suse.de>
24952 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24953 (fold_stmt_r): Likewise.
24954 (maybe_fold_reference): New function.
24955 (fold_gimple_assign): Handle cases fold_stmt_r did.
24956 (fold_stmt): Do not use fold_stmt_r.
24957 (fold_stmt_inplace): Likewise.
24959 2009-04-17 Richard Guenther <rguenther@suse.de>
24961 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24962 (record_equivalences_from_stmt): Remove useless checks and
24964 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24965 the type is already suitable.
24967 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24969 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24971 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24973 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24974 (CMPtype): Define as __gcc_CMPtype.
24976 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24978 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24979 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24981 2009-04-17 Richard Guenther <rguenther@suse.de>
24983 PR tree-optimization/39746
24984 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24985 special-casing for builtins and static variable use/def.
24986 (call_may_clobber_ref_p_1): Likewise.
24988 2009-04-16 Ian Lance Taylor <iant@google.com>
24990 * df.h: Include "timevar.h".
24991 (struct df_problem): Change tv_id field to timevar_id_t.
24992 * tree-pass.h: Include "timevar.h".
24993 (struct opt_pass): Change tv_id field to timevar_id_t.
24994 * timevar.h (timevar_id_t): Define TV_NONE.
24995 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24996 TV_NONE rather than tv_id != 0.
24997 (execute_one_pass): Likewise.
24998 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24999 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
25000 dependencies to $(TREE_PASS_H).
25001 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
25003 (pass_branch_target_load_optimize2): Likewise.
25004 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
25005 (pass_outof_cfg_layout_mode): Likewise.
25006 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
25007 (pass_rebuild_cgraph_edges): Likewise.
25008 (pass_remove_cgraph_callee_edges): Likewise.
25009 * df-core.c (pass_df_initialize_opt): Likewise.
25010 (pass_df_initialize_no_opt): Likewise.
25011 (pass_df_finish): Likewise.
25012 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
25013 * except.c (pass_set_nothrow_function_flags): Likewise.
25014 (pass_convert_to_eh_region_ranges): Likewise.
25015 * final.c (pass_compute_alignments): Likewise.
25016 * function.c (pass_instantiate_virtual_regs): Likewise.
25017 (pass_init_function): Likewise.
25018 (pass_leaf_regs): Likewise.
25019 (pass_match_asm_constraints): Likewise.
25020 * gimple-low.c (pass_lower_cf): Likewise.
25021 (pass_mark_used_blocks): Likewise.
25022 * init-regs.c (pass_initialize_regs): Likewise.
25023 * integrate.c (pass_initial_value_sets): Likewise.
25024 * ira.c (pass_ira): Likewise.
25025 * jump.c (pass_cleanup_barriers): Likewise.
25026 * omp-low.c (pass_expand_omp): Likewise.
25027 (pass_lower_omp): Likewise.
25028 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
25029 * recog.c (pass_split_all_insns): Likewise.
25030 (pass_split_after_reload): Likewise.
25031 (pass_split_before_regstack): Likewise.
25032 (pass_split_before_sched2): Likewise.
25033 (pass_split_for_shorten_branches): Likewise.
25034 * reginfo.c (pass_reginfo_init): Likewise.
25035 (pass_subregs_of_mode_init): Likewise.
25036 (pass_subregs_of_mode_finish): Likewise.
25037 * passes.c (pass_postreload): Likewise.
25038 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
25039 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
25040 (pass_warn_function_return): Likewise.
25041 (pass_warn_function_noreturn): Likewise.
25042 * tree-complex.c (pass_lower_complex): Likewise.
25043 (pass_lower_complex_O0): Likewise.
25044 * tree-if-conv.c (pass_if_conversion): Likewise.
25045 * tree-into-ssa.c (pass_build_ssa): Likewise.
25046 * tree-mudflap.c (pass_mudflap_1): Likewise.
25047 (pass_mudflap_2): Likewise.
25048 * tree-nomudflap.c (pass_mudflap_1): Likewise.
25049 (pass_mudflap_2): Likewise.
25050 * tree-nrv.c (pass_return_slot): Likewise.
25051 * tree-object-size.c (pass_object_sizes): Likewise.
25052 * tree-optimize.c (pass_all_optimizations): Likewise.
25053 (pass_early_local_passes): Likewise.
25054 (pass_all_early_optimizations): Likewise.
25055 (pass_cleanup_cfg): Likewise.
25056 (pass_cleanup_cfg_post_optimizing): Likewise.
25057 (pass_free_datastructures): Likewise.
25058 (pass_free_cfg_annotations): Likewise.
25059 (pass_fixup_cfg): Likewise.
25060 (pass_init_datastructures): Likewise.
25061 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
25062 (pass_late_warn_uninitialized): Likewise.
25063 (pass_update_address_taken): Likewise.
25064 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
25065 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
25066 (pass_cse_sincos): Likewise.
25067 (pass_convert_to_rsqrt): Likewise.
25068 * tree-ssa-structalias.c (pass_build_alias): Likewise.
25069 * tree-stdarg.c (pass_stdarg): Likewise.
25070 * tree-tailcall.c (pass_tail_recursion): Likewise.
25071 (pass_tail_calls): Likewise.
25072 * tree-vect-generic.c (pass_lower_vector): Likewise.
25073 (pass_lower_vector_ssa): Likewise.
25074 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
25076 2009-04-16 Joseph Myers <joseph@codesourcery.com>
25078 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
25080 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
25082 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
25083 logical and signext.
25085 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
25088 * config/sh/predicates.md (arith_operand): Check if the operand
25089 of TRUNCATE is a REG.
25091 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25093 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
25094 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
25096 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25098 * tree-iterator.c (tsi_split_statement_list_after,
25099 tsi_split_statement_list_before): Remove.
25100 * tree-iterator.h: Remove the prototypes for
25101 tsi_split_statement_list_after and tsi_split_statement_list_before.
25103 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25105 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
25106 * tree-ssa-propagate.h: Remove the prototype for
25107 stmt_makes_single_load.
25109 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25111 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
25112 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
25114 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25116 * tree-iterator.c (EXPR_LAST_BODY): Remove.
25118 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25120 * except.c (eh_region_outer_p): Remove.
25121 * except.h: Remove the prototype for eh_region_outer_p.
25123 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25125 * function.c (current_function_assembler_name): Remove.
25126 * function.h: Remove the prototype for
25127 current_function_assembler_name.
25129 2009-04-16 Ian Lance Taylor <iant@google.com>
25131 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
25132 (add_reg_note): Call alloc_reg_note.
25133 * rtl.h (alloc_reg_note): Declare.
25134 * combine.c (try_combine): Use alloc_reg_note.
25135 (recog_for_combine, move_deaths): Likewise.
25136 (distribute_notes): Use alloc_reg_note and add_reg_note.
25137 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
25138 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
25139 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
25141 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
25143 PR rtl-optimization/39762
25144 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
25145 ira_may_move_out_cost): Add comments about way of their usage.
25146 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
25148 * ira-conflicts.c (process_regs_for_copy): Use function
25149 ira_get_register_move_cost instead of global
25150 ira_register_move_cost.
25152 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
25153 color_pass, move_spill_restore, update_curr_costs): Ditto.
25155 * ira-lives.c (process_single_reg_class_operands): Ditto.
25157 * ira-emit.c (emit_move_list): Ditto.
25159 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
25160 (record_reg_classes): Ditto. Use functions
25161 ira_get_register_move_cost and ira_get_may_move_cost instead of
25162 global vars ira_register_move_cost, ira_may_move_out_cost and
25163 ira_may_move_in_cost.
25164 (record_address_regs): Don't call ira_init_register_move_cost.
25165 Use function ira_get_may_move_cost instead of global
25166 ira_may_move_in_cost.
25167 (process_bb_node_for_hard_reg_moves): Use function
25168 ira_get_register_move_cost instead of global ira_register_move_cost.
25169 (ira_costs): Don't call ira_init_register_move_cost.
25171 2009-04-16 Richard Guenther <rguenther@suse.de>
25173 * tree-cfg.c (verify_gimple_assign_binary):
25174 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
25175 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
25176 (create_general_new_stmt): Note that this function is broken.
25178 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25180 * common.opt (fhelp): Add Var(help_flag).
25181 * gcc-plugin.h (plugin_info): Add help.
25182 * plugin.c (plugin_name_args): Add help.
25183 (register_plugin_info): Set plugin->help.
25184 (print_help_one_plugin): New.
25185 (print_plugins_help): New.
25186 * plugin.h (print_plugins_help): New.
25187 * toplev.c (toplev_main): Call print_plugins_help if needed.
25189 2009-04-16 Richard Guenther <rguenther@suse.de>
25191 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
25192 (gimple_ior_addresses_taken_1): New function.
25193 (gimple_ior_addresses_taken): Likewise.
25194 * gimple.h (struct gimple_statement_with_ops_base): Remove
25195 addresses_taken member.
25196 (gimple_ior_addresses_taken): Declare.
25197 (gimple_addresses_taken, gimple_addresses_taken_ptr,
25198 gimple_set_addresses_taken): Remove.
25199 * ipa-reference.c (mark_address): New function.
25200 (scan_stmt_for_static_refs): Use it for marking addresses taken.
25201 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
25202 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
25203 (gimple_add_to_addresses_taken): Remove.
25204 (get_tmr_operands): Call mark_address_taken.
25205 (get_asm_expr_operands): Likewise.
25206 (get_expr_operands): Likewise.
25207 (build_ssa_operands): Do not clear the addresses_taken bitmap.
25208 (free_stmt_operands): Do not free it.
25209 * tree-ssa.c (delete_tree_ssa): Likewise.
25210 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
25212 2009-04-16 Richard Guenther <rguenther@suse.de>
25214 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25215 (walk_stmt_load_store_ops): Likewise.
25216 * gimple.c (get_base_loadstore): New function.
25217 (walk_stmt_load_store_addr_ops): Likewise.
25218 (walk_stmt_load_store_ops): Likewise.
25219 * ipa-pure-const.c (check_op): Simplify.
25220 (check_load, check_store): New functions.
25221 (check_stmt): Use walk_stmt_load_store_ops.
25222 * ipa-reference.c (mark_load): Adjust signature.
25223 (mark_store): Likewise.
25224 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
25226 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25228 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
25229 (plugin_info): New.
25230 * opts.c (common_handle_option): Don't call print_version.
25231 * plugin.c (plugin_name_args): Add version.
25232 (register_plugin_info): New.
25233 (register_callback): Handle PLUGIN_INFO.
25234 (try_init_one_plugin): New.
25235 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
25237 (finalize_one_plugin): New.
25238 (finalize_plugins): New.
25239 (print_one_plugin): New.
25240 (print_plugins_versions): New.
25241 * plugin.h (print_plugins_versions): New.
25242 (finalize_plugins): New.
25243 * toplev.c (compile_file): Don't call initialize_plugins.
25244 (print_version): Call print_plugins_versions.
25245 (toplev_main): Call initialize_plugins. Print version if needed.
25246 Call finalize_plugins.
25248 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25250 * common.opt (fversion): New.
25251 * gcc.c (print_version): New.
25252 (process_command): Don't print the version. Just set print_version.
25253 (main): Print version. Call subprocesses if print_version and
25254 verbose_flag are set.
25255 * opts.c (common_handle_option): Handle OPT_fversion.
25257 2009-04-16 Richard Guenther <rguenther@suse.de>
25258 Ira Rosen <irar@il.ibm.com>
25260 PR tree-optimization/39698
25261 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
25262 type of the reduction variable. Only generate the def if
25265 * omp-low.c (expand_omp_for_generic): When converting to a pointer
25266 make sure to first convert to an integer of the same precision.
25267 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
25268 the type of the evolution correctly in computing the new
25269 induction variable base.
25271 2009-04-16 Richard Guenther <rguenther@suse.de>
25273 PR middle-end/39625
25274 * tree-cfg.c (make_blocks): Split statements with to-be
25275 abnormal SSA names on the lhs.
25277 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25279 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25280 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25281 * c-typeck.c (really_start_incremental_init): Likewise.
25282 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25283 (TARGET_INITIALIZER): Remove it.
25284 * target.h (struct target): Remove vector_opaque_p.
25285 * tree.c (build_opaque_vector_type): New.
25286 * tree.h (TYPE_VECTOR_OPAQUE): New.
25287 (build_opaque_vector_type): Declare.
25288 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25289 * config/rs6000/rs6000.c (build_opaque_vector_type,
25290 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25291 (rs6000_init_builtins): Use build_opaque_vector_type for
25292 opaque_V4SI_type_node.
25294 2009-04-15 Catherine Moore <clm@codesourcery.com>
25296 * debug.h (set_name): Declare.
25297 * dwarf2out.c (dwarf2out_set_name): Declare.
25298 (dwarf2_debug_hooks): Add set_name.
25299 (find_AT_string): New.
25300 (add_AT_string): Call find_AT_string.
25301 (dwarf2out_set_name): New.
25302 * cp/decl.c (grokdeclarator): Call set_name.
25303 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25304 * debug.c (do_nothing_debug_hooks): Likewise.
25305 * dbxout.c (dbx_debug_hooks): Likewise.
25306 * sdbout.c (sdb_debug_hooks): Likewise.
25308 2009-04-15 Michael Eager <eager@eagercon.com>
25310 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25311 reg for single-precision FPU.
25312 * config/rs6000/rs6000.md (movsi_internal1): Only for
25313 !TARGET_SINGLE_FPU.
25314 (movsi_internal1_single): New. Add pattern to move SI values to/from
25315 single-precision FP regs.
25317 2009-04-15 Richard Guenther <rguenther@suse.de>
25319 * omp-low.c (lower_rec_input_clauses): Build correct address
25321 (expand_omp_for_generic): Fix multiplication type.
25322 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25323 (generate_memset_zero): Fix types.
25324 * tree-profile.c (prepare_instrumented_value): Correctly
25327 2009-04-15 Ian Lance Taylor <iant@google.com>
25329 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25330 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25331 for -Wall and for -Wc++-compat.
25332 (c_common_post_options): For C++, set warn_enum_compare if not
25334 * c-tree.h (struct c_expr): Add field original_type.
25335 (build_external_ref): Update declaration.
25336 * c-parser.c (c_parser_braced_init): Set original_type.
25337 (c_parser_initelt): Likewise.
25338 (c_parser_expr_no_commas): Likewise.
25339 (c_parser_conditional_expression): Likewise.
25340 (c_parser_cast_expression): Likewise.
25341 (c_parser_unary_expression): Likewise. Pull setting of
25342 original_code to top of function.
25343 (c_parser_sizeof_expression): Set original_type.
25344 (c_parser_alignof_expression): Likewise.
25345 (c_parser_postfix_expression): Likewise. Pull setting of
25346 original_code to top of function.
25347 (c_parser_postfix_expression_after_paren_type): Set original_type.
25348 (c_parser_postfix_expression_after_primary): Likewise.
25349 (c_parser_expression): Likewise.
25350 * c-typeck.c (build_external_ref): Add type parameter. Change all
25352 (c_expr_sizeof_expr): Set original_type field.
25353 (parser_build_unary_op): Likewise.
25354 (parser_build_binary_op): Likewise. Optionally warn about
25355 comparisons of enums of different types.
25356 (digest_init): Set original_type field.
25357 (really_start_incremental_init): Likewise.
25358 (push_init_level, pop_init_level): Likewise.
25359 * doc/invoke.texi (Warning Options): -Wenum-compare now
25362 2009-04-15 Richard Guenther <rguenther@suse.de>
25364 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25365 out a necessary conversion.
25366 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
25367 names we didn't value number.
25368 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
25370 2009-04-15 Richard Guenther <rguenther@suse.de>
25372 PR tree-optimization/39764
25373 * tree-ssa-ccp.c (get_value): Canonicalize value with
25374 canonicalize_float_value.
25376 2009-04-15 Jan Hubicka <jh@suse.cz>
25378 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
25379 Wrong version of patch.
25381 2009-04-15 Jan Hubicka <jh@suse.cz>
25383 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
25385 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
25387 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
25388 our distinct integral and vector types.
25390 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
25392 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
25393 * init.c (build_vtbl_address): Remove call to assemble_external.
25395 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
25397 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
25398 output for other floating point modes.
25400 2009-04-14 Diego Novillo <dnovillo@google.com>
25402 * diagnostic.c (diagnostic_report_diagnostic): Do not
25403 warn about loaded plugins for DK_ERROR and DK_WARNING.
25404 * c-decl.c (declspecs_add_type): Move call to
25405 invoke_plugin_callbacks ...
25406 * c-parser.c (c_parser_declspecs): ... here.
25407 * plugin.c (dump_active_plugins): Tidy output.
25409 2009-04-14 Diego Novillo <dnovillo@google.com>
25410 Le-Chun Wu <lcwu@google.com>
25412 * configure.ac: Add --enable-plugin support.
25413 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25414 * Makefile.in (PLUGIN_H): Define.
25415 Export ENABLE_PLUGIN and GMPINC to site.exp.
25416 Add PLUGINLIBS to link command.
25417 Add/modify dependencies for plugin.o and files including plugin.h.
25419 * config.in: Regenerate.
25421 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25424 2009-04-14 Le-Chun Wu <lcwu@google.com>
25426 * tree-pass.h (register_one_dump_file): Add a prototype for
25427 register_one_dump_file.
25428 * toplev.c (compile_file): Call initialize_plugins.
25429 (do_compile): Call invoke_plugin_callbacks.
25430 (toplev_main): Call invoke_plugin_callbacks.
25431 * common.opt: Add -fplugin= and -fplugin-arg-.
25432 * gcc-plugin.h: New public header file for plugins to include.
25433 * plugin.c: New source file.
25434 * plugin.h: New internal header file.
25435 * passes.c (register_one_dump_file): Make it external.
25437 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25439 2009-04-14 Diego Novillo <dnovillo@google.com>
25441 * doc/plugins.texi: New.
25442 * doc/gccint.texi: Add reference to Plugins chapter.
25443 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25444 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25445 loaded plugins, if any.
25446 * timevar.def (TV_PLUGIN_INIT): Define.
25447 (TV_PLUGIN_RUN): Define.
25448 * plugin.c: Include timevar.h
25449 (plugins_active_p): New.
25450 (dump_active_plugins): New.
25451 (debug_active_plugins): New.
25453 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25455 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25457 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25459 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25461 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25462 the same as a minus without a shift.
25464 2009-04-14 Nick Clifton <nickc@redhat.com>
25466 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25467 comparisons with small integers will always produce a short
25470 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25473 2008-12-19 Diego Novillo <dnovillo@google.com>
25475 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25477 2009-04-14 Richard Guenther <rguenther@suse.de>
25479 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25481 (verify_gimple_assign_binary): Likewise. Handle shifts and
25483 (verify_gimple_phi): Print the mismatched argument position.
25484 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25486 (vect_update_init_of_dr): Likewise.
25487 * matrix-reorg.c (transform_access_sites): Do what the
25489 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25491 2009-04-13 Michael Eager <eager@eagercon.com>
25493 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25494 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25495 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25496 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25497 remove duplicate config
25499 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25501 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25502 file_name:line_number type locator of the call site.
25504 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25506 * genautomata.c: Put blank after comma.
25507 (automaton_decls): New.
25508 (struct unit_usage): Add comments to member next.
25509 (store_alt_unit_usage): Keep the list ordered.
25510 (unit_present_on_list_p, equal_alternatives_p): New.
25511 (check_regexp_units_distribution): Check units distribution
25512 correctness correctly.
25513 (main): Don't write automata if error is found. Return correct
25516 * config/m68k/cf.md (cfv4_ds): Remove.
25517 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25518 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25520 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25521 power4-load-ext, power4-store, power4-store-update,
25522 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25523 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25524 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25525 power4-sqrt, power4-isync): Modify reservation to make correct
25526 unit distribution to automata.
25528 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25529 power5-store-update, power5-two, power5-three, power5-lmul,
25530 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25532 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25534 * except.c (pass_set_nothrow_function_flags): Set name and add
25536 (set_nothrow_function_flags): Mention in the dump file when
25537 changing a function to nothrow.
25539 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25542 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25543 instead of unsigned long.
25545 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25547 * config/arm/arm.c (return_used_this_function): Remove.
25548 (arm_output_function_prologue): Remove use of
25549 return_used_this_function.
25550 (output_return_instruction): Replace use of
25551 return_used_this_function
25552 by cfun->machine->return_used_this_function.
25553 (arm_output_epilogue): Likewise.
25554 (arm_output_function_epilogue): Likewise.
25555 (thumb_unexpanded_epilogue): Likewise.
25556 * config/arm/arm.h (struct machine_function):
25557 New member return_used_this_function.
25559 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25561 * doc/install.texi: Correct description of default directory for
25562 --with-gxx-include-dir.
25564 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25566 * fold-const.c (build_range_check): Properly deal with enumeral and
25567 boolean base types.
25569 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25571 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25572 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25573 * params.h (MAX_GCSE_PASSES): Remove.
25574 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25575 in sequence. Remove ability to run multiple passes.
25576 (bypass_jumps): Report run as third CPROP pass.
25578 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25580 PR middle-end/39651
25581 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25582 when deciding whether the whole SEQUENCE can throw.
25584 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25587 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25588 offseted label references.
25590 2009-04-11 Jan Hubicka <jh@suse.cz>
25592 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25594 2009-04-11 Richard Guenther <rguenther@suse.de>
25596 PR middle-end/39732
25597 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25598 return variables as TREE_ADDRESSABLE.
25600 2009-04-11 Richard Guenther <rguenther@suse.de>
25602 PR tree-optimization/39713
25603 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25604 reference trees have SSA_NAME operands.
25606 2009-04-11 Richard Guenther <rguenther@suse.de>
25609 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25610 address expressions.
25612 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25614 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25615 match changes in Cygwin 1.7
25616 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25617 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25619 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25621 PR tree-optimization/39701
25622 * doc/invoke.texi (Optimization Options): Document change in
25623 meaning and initialization of -fdelete-null-pointer-checks.
25625 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25627 PR middle-end/39701
25628 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25630 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25633 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25635 2009-04-10 Chao-ying Fu <fu@mips.com>
25637 * doc/tm.texi (Instruction Output): Document
25638 TARGET_ASM_FINAL_POSTSCAN_INSN.
25639 * target.h (final_postscan_insn): New field in asm_out.
25640 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25641 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25642 * final.c (final_scan_insn): Call
25643 targetm.asm_out.final_postscan_insn after outputting
25644 an asm macro and a normal instruction.
25646 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25647 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25648 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25649 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25650 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25652 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25654 PR middle-end/39701
25655 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25656 variables as non-NULL even with -fdelete-null-pointer-checks.
25658 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25660 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25662 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25665 * config/i386/i386.c (classify_argument): Handle SCmode with
25666 (bit_offset % 64) != 0.
25668 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25670 * doc/invoke.texi (Optimize Options): Add cross-reference to
25671 -Q --help=optimizers examples.
25673 2009-04-10 Ben Elliston <bje@au.ibm.com>
25676 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25677 regalign for the reg == fpr and TDmode case.
25679 2009-04-09 David Ayers <ayers@fsfe.org>
25682 * objc/objc-act.c (warn_with_method): Remove helper function.
25683 (check_duplicates): Call warning and inform directly.
25684 (really_start_method): Likewise.
25686 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25688 * expmed.c (expand_divmod): Always use a comparison for a division
25689 by a large unsigned integer.
25691 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25692 for things others than variables or functions as nonzero.
25694 2009-04-09 Nick Clifton <nickc@redhat.com>
25696 * unwind-compat.c: Change copyright header to refer to version
25697 3 of the GNU General Public License with version 3.1 of the
25698 GCC Runtime Library Exception and to point readers at the
25699 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25700 * config/alpha/crtfastmath.c: Likewise.
25701 * config/alpha/linux-unwind.h: Likewise.
25702 * config/alpha/qrnnd.asm: Likewise.
25703 * config/alpha/vms-crt0-64.c: Likewise.
25704 * config/alpha/vms-crt0.c: Likewise.
25705 * config/alpha/vms-dwarf2.asm: Likewise.
25706 * config/alpha/vms-dwarf2eh.asm: Likewise.
25707 * config/alpha/vms-psxcrt0-64.c: Likewise.
25708 * config/alpha/vms-psxcrt0.c: Likewise.
25709 * config/alpha/vms_tramp.asm: Likewise.
25710 * config/arc/initfini.c: Likewise.
25711 * config/arc/lib1funcs.asm: Likewise.
25712 * config/arm/bpabi-v6m.S: Likewise.
25713 * config/arm/bpabi.S: Likewise.
25714 * config/arm/bpabi.c: Likewise.
25715 * config/arm/crti.asm: Likewise.
25716 * config/arm/crtn.asm: Likewise.
25717 * config/arm/ieee754-df.S: Likewise.
25718 * config/arm/ieee754-sf.S: Likewise.
25719 * config/arm/lib1funcs.asm: Likewise.
25720 * config/arm/libunwind.S: Likewise.
25721 * config/arm/linux-atomic.c: Likewise.
25722 * config/arm/mmintrin.h: Likewise.
25723 * config/arm/pr-support.c: Likewise.
25724 * config/arm/unaligned-funcs.c: Likewise.
25725 * config/arm/unwind-arm.c: Likewise.
25726 * config/arm/unwind-arm.h: Likewise.
25727 * config/avr/libgcc.S: Likewise.
25728 * config/bfin/crti.s: Likewise.
25729 * config/bfin/crtlibid.s: Likewise.
25730 * config/bfin/crtn.s: Likewise.
25731 * config/bfin/lib1funcs.asm: Likewise.
25732 * config/bfin/linux-unwind.h: Likewise.
25733 * config/cris/arit.c: Likewise.
25734 * config/cris/cris_abi_symbol.c: Likewise.
25735 * config/darwin-64.c: Likewise.
25736 * config/darwin-crt2.c: Likewise.
25737 * config/darwin-crt3.c: Likewise.
25738 * config/darwin.h: Likewise.
25739 * config/dbxelf.h: Likewise.
25740 * config/dfp-bit.c: Likewise.
25741 * config/dfp-bit.h: Likewise.
25742 * config/elfos.h: Likewise.
25743 * config/fixed-bit.c: Likewise.
25744 * config/fixed-bit.h: Likewise.
25745 * config/fp-bit.c: Likewise.
25746 * config/fp-bit.h: Likewise.
25747 * config/fr30/crti.asm: Likewise.
25748 * config/fr30/crtn.asm: Likewise.
25749 * config/fr30/lib1funcs.asm: Likewise.
25750 * config/freebsd-spec.h: Likewise.
25751 * config/frv/cmovd.c: Likewise.
25752 * config/frv/cmovh.c: Likewise.
25753 * config/frv/cmovw.c: Likewise.
25754 * config/frv/frvbegin.c: Likewise.
25755 * config/frv/frvend.c: Likewise.
25756 * config/frv/lib1funcs.asm: Likewise.
25757 * config/glibc-stdint.h: Likewise.
25758 * config/h8300/clzhi2.c: Likewise.
25759 * config/h8300/crti.asm: Likewise.
25760 * config/h8300/crtn.asm: Likewise.
25761 * config/h8300/ctzhi2.c: Likewise.
25762 * config/h8300/fixunssfsi.c: Likewise.
25763 * config/h8300/lib1funcs.asm: Likewise.
25764 * config/h8300/parityhi2.c: Likewise.
25765 * config/h8300/popcounthi2.c: Likewise.
25766 * config/i386/ammintrin.h: Likewise.
25767 * config/i386/att.h: Likewise.
25768 * config/i386/avxintrin.h: Likewise.
25769 * config/i386/biarch64.h: Likewise.
25770 * config/i386/bmmintrin.h: Likewise.
25771 * config/i386/cpuid.h: Likewise.
25772 * config/i386/cross-stdarg.h: Likewise.
25773 * config/i386/crtfastmath.c: Likewise.
25774 * config/i386/crtprec.c: Likewise.
25775 * config/i386/cygming-crtbegin.c: Likewise.
25776 * config/i386/cygming-crtend.c: Likewise.
25777 * config/i386/cygwin.asm: Likewise.
25778 * config/i386/emmintrin.h: Likewise.
25779 * config/i386/gmm_malloc.h: Likewise.
25780 * config/i386/gthr-win32.c: Likewise.
25781 * config/i386/i386.h: Likewise.
25782 * config/i386/immintrin.h: Likewise.
25783 * config/i386/linux-unwind.h: Likewise.
25784 * config/i386/linux64.h: Likewise.
25785 * config/i386/mm3dnow.h: Likewise.
25786 * config/i386/mmintrin-common.h: Likewise.
25787 * config/i386/mmintrin.h: Likewise.
25788 * config/i386/nmmintrin.h: Likewise.
25789 * config/i386/pmm_malloc.h: Likewise.
25790 * config/i386/pmmintrin.h: Likewise.
25791 * config/i386/smmintrin.h: Likewise.
25792 * config/i386/sol2-c1.asm: Likewise.
25793 * config/i386/sol2-ci.asm: Likewise.
25794 * config/i386/sol2-cn.asm: Likewise.
25795 * config/i386/sol2-gc1.asm: Likewise.
25796 * config/i386/tmmintrin.h: Likewise.
25797 * config/i386/unix.h: Likewise.
25798 * config/i386/w32-unwind.h: Likewise.
25799 * config/i386/wmmintrin.h: Likewise.
25800 * config/i386/x86-64.h: Likewise.
25801 * config/i386/x86intrin.h: Likewise.
25802 * config/i386/xmmintrin.h: Likewise.
25803 * config/ia64/crtbegin.asm: Likewise.
25804 * config/ia64/crtend.asm: Likewise.
25805 * config/ia64/crtfastmath.c: Likewise.
25806 * config/ia64/crti.asm: Likewise.
25807 * config/ia64/crtn.asm: Likewise.
25808 * config/ia64/fde-glibc.c: Likewise.
25809 * config/ia64/lib1funcs.asm: Likewise.
25810 * config/ia64/linux-unwind.h: Likewise.
25811 * config/ia64/quadlib.c: Likewise.
25812 * config/ia64/unwind-ia64.c: Likewise.
25813 * config/linux.h: Likewise.
25814 * config/m32c/m32c-lib1.S: Likewise.
25815 * config/m32c/m32c-lib2-trapv.c: Likewise.
25816 * config/m32c/m32c-lib2.c: Likewise.
25817 * config/m32r/initfini.c: Likewise.
25818 * config/m68hc11/larith.asm: Likewise.
25819 * config/m68hc11/m68hc11-crt0.S: Likewise.
25820 * config/m68k/cf.md: Likewise.
25821 * config/m68k/crti.s: Likewise.
25822 * config/m68k/crtn.s: Likewise.
25823 * config/m68k/lb1sf68.asm: Likewise.
25824 * config/m68k/linux-unwind.h: Likewise.
25825 * config/mcore/crti.asm: Likewise.
25826 * config/mcore/crtn.asm: Likewise.
25827 * config/mcore/lib1.asm: Likewise.
25828 * config/mips/linux-unwind.h: Likewise.
25829 * config/mips/loongson.h: Likewise.
25830 * config/mips/mips16.S: Likewise.
25831 * config/mmix/crti.asm: Likewise.
25832 * config/mmix/crtn.asm: Likewise.
25833 * config/pa/fptr.c: Likewise.
25834 * config/pa/hpux-unwind.h: Likewise.
25835 * config/pa/lib2funcs.asm: Likewise.
25836 * config/pa/linux-atomic.c: Likewise.
25837 * config/pa/linux-unwind.h: Likewise.
25838 * config/pa/milli64.S: Likewise.
25839 * config/pa/quadlib.c: Likewise.
25840 * config/pa/stublib.c: Likewise.
25841 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25842 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25843 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25844 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25845 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25846 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25847 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25848 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25849 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25850 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25851 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25852 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25853 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25854 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25855 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25856 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25857 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25858 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25859 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25860 * config/rs6000/750cl.h: Likewise.
25861 * config/rs6000/altivec.h: Likewise.
25862 * config/rs6000/biarch64.h: Likewise.
25863 * config/rs6000/crtresfpr.asm: Likewise.
25864 * config/rs6000/crtresgpr.asm: Likewise.
25865 * config/rs6000/crtresxfpr.asm: Likewise.
25866 * config/rs6000/crtresxgpr.asm: Likewise.
25867 * config/rs6000/crtsavfpr.asm: Likewise.
25868 * config/rs6000/crtsavgpr.asm: Likewise.
25869 * config/rs6000/darwin-asm.h: Likewise.
25870 * config/rs6000/darwin-fallback.c: Likewise.
25871 * config/rs6000/darwin-fpsave.asm: Likewise.
25872 * config/rs6000/darwin-ldouble.c: Likewise.
25873 * config/rs6000/darwin-tramp.asm: Likewise.
25874 * config/rs6000/darwin-unwind.h: Likewise.
25875 * config/rs6000/darwin-vecsave.asm: Likewise.
25876 * config/rs6000/darwin-world.asm: Likewise.
25877 * config/rs6000/e500crtres32gpr.asm: Likewise.
25878 * config/rs6000/e500crtres64gpr.asm: Likewise.
25879 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25880 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25881 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25882 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25883 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25884 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25885 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25886 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25887 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25888 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25889 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25890 * config/rs6000/eabi-ci.asm: Likewise.
25891 * config/rs6000/eabi-cn.asm: Likewise.
25892 * config/rs6000/eabi.asm: Likewise.
25893 * config/rs6000/linux-unwind.h: Likewise.
25894 * config/rs6000/linux64.h: Likewise.
25895 * config/rs6000/paired.h: Likewise.
25896 * config/rs6000/paired.md: Likewise.
25897 * config/rs6000/ppc64-fp.c: Likewise.
25898 * config/rs6000/ppu_intrinsics.h: Likewise.
25899 * config/rs6000/rs6000.h: Likewise.
25900 * config/rs6000/si2vmx.h: Likewise.
25901 * config/rs6000/sol-ci.asm: Likewise.
25902 * config/rs6000/sol-cn.asm: Likewise.
25903 * config/rs6000/spe.h: Likewise.
25904 * config/rs6000/spu2vmx.h: Likewise.
25905 * config/rs6000/sysv4.h: Likewise.
25906 * config/rs6000/tramp.asm: Likewise.
25907 * config/rs6000/vec_types.h: Likewise.
25908 * config/s390/linux-unwind.h: Likewise.
25909 * config/s390/tpf-unwind.h: Likewise.
25910 * config/score/crti.asm: Likewise.
25911 * config/score/crtn.asm: Likewise.
25912 * config/sh/crt1.asm: Likewise.
25913 * config/sh/crti.asm: Likewise.
25914 * config/sh/crtn.asm: Likewise.
25915 * config/sh/divtab-sh4-300.c: Likewise.
25916 * config/sh/divtab-sh4.c: Likewise.
25917 * config/sh/divtab.c: Likewise.
25918 * config/sh/lib1funcs-4-300.asm: Likewise.
25919 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25920 * config/sh/lib1funcs.asm: Likewise.
25921 * config/sh/lib1funcs.h: Likewise.
25922 * config/sh/linux-atomic.asm: Likewise.
25923 * config/sh/linux-unwind.h: Likewise.
25924 * config/sh/shmedia.h: Likewise.
25925 * config/sh/sshmedia.h: Likewise.
25926 * config/sh/ushmedia.h: Likewise.
25927 * config/sparc/crtfastmath.c: Likewise.
25928 * config/sparc/linux-unwind.h: Likewise.
25929 * config/sparc/sol2-c1.asm: Likewise.
25930 * config/sparc/sol2-ci.asm: Likewise.
25931 * config/sparc/sol2-cn.asm: Likewise.
25932 * config/spu/divmodti4.c: Likewise.
25933 * config/spu/divv2df3.c: Likewise.
25934 * config/spu/float_disf.c: Likewise.
25935 * config/spu/float_unsdidf.c: Likewise.
25936 * config/spu/float_unsdisf.c: Likewise.
25937 * config/spu/float_unssidf.c: Likewise.
25938 * config/spu/mfc_multi_tag_release.c: Likewise.
25939 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25940 * config/spu/mfc_tag_release.c: Likewise.
25941 * config/spu/mfc_tag_reserve.c: Likewise.
25942 * config/spu/mfc_tag_table.c: Likewise.
25943 * config/spu/multi3.c: Likewise.
25944 * config/spu/spu_internals.h: Likewise.
25945 * config/spu/spu_intrinsics.h: Likewise.
25946 * config/spu/spu_mfcio.h: Likewise.
25947 * config/spu/vec_types.h: Likewise.
25948 * config/spu/vmx2spu.h: Likewise.
25949 * config/stormy16/stormy16-lib2.c: Likewise.
25950 * config/svr4.h: Likewise.
25951 * config/sync.c: Likewise.
25952 * config/v850/lib1funcs.asm: Likewise.
25953 * config/vxlib-tls.c: Likewise.
25954 * config/vxlib.c: Likewise.
25955 * config/vxworks-dummy.h: Likewise.
25956 * config/xtensa/crti.asm: Likewise.
25957 * config/xtensa/crtn.asm: Likewise.
25958 * config/xtensa/ieee754-df.S: Likewise.
25959 * config/xtensa/ieee754-sf.S: Likewise.
25960 * config/xtensa/lib1funcs.asm: Likewise.
25961 * config/xtensa/lib2funcs.S: Likewise.
25962 * config/xtensa/linux-unwind.h: Likewise.
25963 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25964 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25965 * coretypes.h: Likewise.
25966 * crtstuff.c: Likewise.
25967 * defaults.h: Likewise.
25968 * dwarf2.h: Likewise.
25969 * emutls.c: Likewise.
25970 * gbl-ctors.h: Likewise.
25971 * gcov-io.h: Likewise.
25972 * ginclude/float.h: Likewise.
25973 * ginclude/iso646.h: Likewise.
25974 * ginclude/stdarg.h: Likewise.
25975 * ginclude/stdbool.h: Likewise.
25976 * ginclude/stddef.h: Likewise.
25977 * ginclude/stdfix.h: Likewise.
25978 * ginclude/stdint-gcc.h: Likewise.
25979 * ginclude/tgmath.h: Likewise.
25980 * gthr-aix.h: Likewise.
25981 * gthr-dce.h: Likewise.
25982 * gthr-gnat.c: Likewise.
25983 * gthr-gnat.h: Likewise.
25984 * gthr-lynx.h: Likewise.
25985 * gthr-mipssde.h: Likewise.
25986 * gthr-nks.h: Likewise.
25987 * gthr-posix.c: Likewise.
25988 * gthr-posix.h: Likewise.
25989 * gthr-posix95.h: Likewise.
25990 * gthr-rtems.h: Likewise.
25991 * gthr-single.h: Likewise.
25992 * gthr-solaris.h: Likewise.
25993 * gthr-tpf.h: Likewise.
25994 * gthr-vxworks.h: Likewise.
25995 * gthr-win32.h: Likewise.
25996 * gthr.h: Likewise.
25997 * libgcc2.c: Likewise.
25998 * libgcc2.h: Likewise.
25999 * libgcov.c: Likewise.
26000 * tsystem.h: Likewise.
26001 * typeclass.h: Likewise.
26002 * unwind-c.c: Likewise.
26003 * unwind-compat.h: Likewise.
26004 * unwind-dw2-fde-compat.c: Likewise.
26005 * unwind-dw2-fde-darwin.c: Likewise.
26006 * unwind-dw2-fde-glibc.c: Likewise.
26007 * unwind-dw2-fde.c: Likewise.
26008 * unwind-dw2-fde.h: Likewise.
26009 * unwind-dw2.c: Likewise.
26010 * unwind-dw2.h: Likewise.
26011 * unwind-generic.h: Likewise.
26012 * unwind-pe.h: Likewise.
26013 * unwind-sjlj.c: Likewise.
26014 * unwind.inc: Likewise.
26015 * config/arm/neon-gen.ml: Change generated copyright header to
26016 refer to version 3 of the GNU General Public License with
26017 version 3.1 of the GCC Runtime Library Exception and to point
26018 readers at the COPYING3 and COPYING3.RUNTIME files and the
26019 FSF's license web page.
26020 * config/arm/arm_neon.h: Regenerate.
26022 2009-04-09 Jakub Jelinek <jakub@redhat.com>
26024 * config/cris/cris.md: Change copyright header to refer to version
26025 3 of the GNU General Public License.
26026 * doc/install.texi2html: Change copyright header to refer to version
26027 3 of the GNU General Public License and to point readers at the
26028 COPYING3 file and the FSF's license web page.
26029 * config/vax/linux.h: Likewise.
26031 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26033 * config/i386/i386.md (cmpcc): New.
26034 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
26035 (sync_compare_and_swap_cc*): Delete.
26037 * config/s390/s390.c (s390_compare_emitted): Remove.
26038 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
26039 s390_compare_emitted used to be handled. Assert that modes match.
26040 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
26041 refer to sync_compare_and_swap_ccsi.
26042 * config/s390/s390.h (s390_compare_emitted): Remove.
26043 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
26044 instead of s390_compare_emitted.
26045 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
26046 instead of s390_compare_emitted.
26047 * config/s390/s390.md (cmpcc): New.
26048 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
26049 CC_REGNUM, do not pretend it's set.
26050 (sync_compare_and_swap_cc*): Delete.
26051 * config/s390/predicates.md (cc_reg_operand): New.
26053 * expr.c (sync_compare_and_swap_cc): Delete.
26054 * optabs.h (sync_compare_and_swap_cc): Delete.
26055 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
26056 is being used with can_compare_p.
26057 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
26058 (find_cc_set): New.
26059 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
26060 look for a MODE_CC set instead. Use emit_store_flag.
26061 (expand_compare_and_swap_loop): Likewise, with some additional
26062 complication to avoid a force_reg when useless. Use
26063 emit_cmp_and_jump_insns.
26064 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
26065 * doc/md.texi (sync_compare_and_swap_cc): Merge with
26066 sync_compare_and_swap documentation.
26068 2009-04-09 Jan Hubicka <jh@suse.cz>
26070 * except.c (find_prev_try): Break out from ....
26071 (duplicate_eh_regions): ... here; properly update prev_try pointers
26072 when duplication part of tree.
26073 (dump_eh_tree): Improve dumping.
26074 (verify_eh_region): New.
26075 (verify_eh_tree): Use it.
26077 2009-04-06 Richard Guenther <rguenther@suse.de>
26079 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
26080 &ARRAY addresses by adjusting their types and prepending
26082 * tree-cfg.c (verify_gimple_assign_single): Verify that
26083 addresses are correct.
26085 2009-04-09 Richard Guenther <rguenther@suse.de>
26087 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
26088 indices into an array reference if possible.
26089 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26090 Fold POINTER_PLUS_EXPR statements with invariant address.
26092 2009-04-09 Alan Modra <amodra@bigpond.net.au>
26095 * config.gcc (powerpc64-*-linux*): Always build biarch.
26097 2009-04-09 Joseph Myers <joseph@codesourcery.com>
26100 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
26101 it and pedwarn if this results in an INTEGER_CST.
26103 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26105 * doc/install.texi: Update minimum GMP version. Remove obsolete
26106 text in MPFR section.
26108 2009-04-08 Jakub Jelinek <jakub@redhat.com>
26110 * dwarf2out.c (class_scope_p): New static inline.
26111 (class_or_namespace_scope_p): Use it.
26112 (gen_variable_die): Use DW_TAG_member tag for static data member
26113 declarations instead of DW_TAG_variable.
26115 PR middle-end/39573
26116 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
26119 2009-04-08 Richard Guenther <rguenther@suse.de>
26121 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
26122 valueize random data.
26124 2009-04-08 David Edelsohn <edelsohn@gnu.org>
26126 * config.gcc (aix tm_file): Add aix-stdint.h.
26127 (aix tm clause use_gcc_stdint): Set to wrap.
26128 * config/rs6000/aix-stdint.h: New file.
26130 2009-04-08 Richard Guenther <rguenther@suse.de>
26132 PR middle-end/36291
26133 * tree-dfa.c (add_referenced_var): Do not recurse into
26134 global initializers.
26135 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
26137 (fold_const_aggregate_ref): Likewise.
26139 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26141 * recog.c (ordered_comparison_operator): New.
26142 * gensupport.c (std_preds): Add it.
26143 * doc/md.texi (Machine-Independent Predicates): Document it.
26145 2009-04-08 Jan Hubicka <jh@suse.cz>
26147 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
26148 * function.h (rtl_eh): Remove exception_handler_label_map.
26149 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
26150 remove_exception_handler_label, for_each_eh_label_1): Remove.
26151 (rtl_remove_unreachable_regions): Remove.
26152 (convert_from_eh_region_ranges): Do not remove unreachable regions.
26153 (find_exception_handler_labels): Don't build the hashtable.
26154 (maybe_remove_eh_handler): Remove.
26155 (for_each_eh_label): Rewrite to walk the tree.
26156 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
26157 * except.h (maybe_remove_eh_handler): Remove.
26158 * passes.c (init_optimization_passes): Schedule second EH cleanup
26160 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
26161 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
26163 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26165 * genoutput.c (validate_optab_operands): New.
26166 (gen_insn, gen_expand): Call it.
26168 * genflags.c (gen_insn): Detect misused iterators.
26169 (main): Pass line_no to gen_insn, exit with status 1 on error.
26171 * genextract.c (line_no): Make global.
26172 (VEC_safe_set_locstr): Change assertion to error message.
26173 (main): Exit with status 1 on error.
26175 2009-04-08 Joseph Myers <joseph@codesourcery.com>
26179 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26180 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26181 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
26182 * c-convert.c (convert): Do not call fold on results of conversion
26183 functions when the result is a C_MAYBE_CONST_EXPR.
26184 * c-parser.c (c_parser_postfix_expression): Do not fold condition
26185 of __builtin_choose_expr.
26186 * c-typeck.c (remove_c_maybe_const_expr): New.
26187 (build_unary_op, build_conditional_expr, build_compound_expr,
26188 build_binary_op, c_objc_common_truthvalue_conversion): Call
26189 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
26192 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
26194 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
26195 CODE to produce a new one. Add a prototype to use fold_convert_const
26197 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
26200 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
26201 mix declarations and code.
26203 2009-04-08 Ben Elliston <bje@au.ibm.com>
26205 * gcc.c: Replace `CC' with `GCC' throughout.
26207 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
26209 * doc/invoke.texi: Document Atom support.
26211 2009-04-07 Jason Merrill <jason@redhat.com>
26214 * c-common.h, c-common.c: Add flag_pretty_templates.
26215 * c-opts.c (c_common_handle_option): Set it.
26216 * c.opt: Add -fno-pretty-templates.
26217 * doc/invoke.texi (C++ Dialect Options): Likewise.
26219 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
26221 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
26222 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
26223 (ia64_expand_builtin): Likewise.
26225 2009-04-07 Martin Jambor <mjambor@suse.cz>
26227 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
26228 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
26229 ADDR_EXPRS are include too.
26231 2009-04-07 Richard Guenther <rguenther@suse.de>
26233 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
26234 decls are only used if passes as parameters or if they are
26235 local statics and the call is not to a builtin.
26236 (call_may_clobber_ref_p_1): Likewise.
26238 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26240 * expr.c (do_store_flag): Remove last argument. Simplify code
26241 to avoid duplication of tests already done by can_compare_p.
26242 (expand_expr_real_1): Adjust caller.
26244 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26246 * optabs.c (can_compare_p): Test the predicate of a
26247 cbranch and cstore pattern.
26249 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26251 * expr.c (convert_move): Use emit_store_flag instead of
26254 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26256 * config/i386/i386.c (ix86_compare_emitted): Remove.
26257 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
26258 ix86_compare_op0 like ix86_compare_emitted used to be handled.
26259 * config/i386/i386.h (ix86_compare_emitted): Remove.
26260 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
26261 instead of ix86_compare_emitted.
26262 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
26264 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
26266 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
26267 Add t-sysroot-suffix to tmake_file.
26268 * config/print-sysroot-suffix.sh: New file.
26269 * config/t-sysroot-suffix: New file.
26271 2009-04-07 Ben Elliston <bje@au.ibm.com>
26273 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
26274 as the latter produces a warning when the target does not support
26277 2009-04-07 Ben Elliston <bje@au.ibm.com>
26279 * dfp.c: Replace type punning assignments with memcpy throughout.
26280 * Makefile.in (dfp.o-warn): Remove.
26282 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26285 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26286 Include soft-fp/t-softfp after rs6000/t-linux64.
26288 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26290 * stor-layout.c (set_sizetype): Use the full precision of their
26291 machine mode for bitsize types.
26293 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26295 * config/i386/i386.md: Revert 2 accidental checkins.
26297 2009-04-06 Joey Ye <joey.ye@intel.com>
26298 Xuepeng Guo <xuepeng.guo@intel.com>
26299 H.J. Lu <hongjiu.lu@intel.com>
26301 Atom pipeline model, tuning and insn selection.
26302 * config.gcc (atom): Add atom config options and target.
26304 * config/i386/atom.md: New.
26306 * config/i386/i386.c (atom_cost): New cost.
26307 (m_ATOM): New macro flag.
26308 (initial_ix86_tune_features): Set m_ATOM.
26309 (x86_accumulate_outgoing_args): Likewise.
26310 (x86_arch_always_fancy_math_387): Likewise.
26311 (processor_target): Add Atom cost.
26312 (cpu_names): Add Atom cpu name.
26313 (override_options): Set Atom ISA.
26314 (ix86_issue_rate): New case PROCESSOR_ATOM.
26315 (ix86_adjust_cost): Likewise.
26317 * config/i386/i386.h (TARGET_ATOM): New target macro.
26318 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26319 (TARGET_OPT_AGU): New target option.
26320 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26321 (processor_type): Add PROCESSOR_ATOM.
26323 * config/i386/i386.md (cpu): Add new value "atom".
26324 (use_carry, movu): New attr.
26325 (atom.md): Include atom.md.
26326 (adddi3_carry_rex64): Set attr "use_carry".
26327 (addqi3_carry): Likewise.
26328 (addhi3_carry): Likewise.
26329 (addsi3_carry): Likewise.
26330 (*addsi3_carry_zext): Likewise.
26331 (subdi3_carry_rex64): Likewise.
26332 (subqi3_carry): Likewise.
26333 (subhi3_carry): Likewise.
26334 (subsi3_carry): Likewise.
26335 (x86_movdicc_0_m1_rex64): Likewise.
26336 (*x86_movdicc_0_m1_se): Likewise.
26337 (x86_movsicc_0_m1): Likewise.
26338 (*x86_movsicc_0_m1_se): Likewise.
26339 (*adddi_1_rex64): Emit add insn as much as possible.
26340 (*addsi_1): Likewise.
26341 (return_internal): Set atom_unit.
26342 (return_internal_long): Likewise.
26343 (return_pop_internal): Likewise.
26344 (*rcpsf2_sse): Set atom_sse_attr attr.
26345 (*qrt<mode>2_sse): Likewise.
26346 (*prefetch_sse): Likewise.
26348 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26350 (ix86_target_macros_internal): Likewise.
26352 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26353 (*prefetch_sse_rex): Likewise.
26354 (sse_rcpv4sf2): Likewise.
26355 (sse_vmrcpv4sf2): Likewise.
26356 (sse_sqrtv4sf2): Likewise.
26357 (<sse>_vmsqrt<mode>2): Likewise.
26358 (sse_ldmxcsr): Likewise.
26359 (sse_stmxcsr): Likewise.
26360 (*sse_sfence): Likewise.
26361 (sse2_clflush): Likewise.
26362 (*sse2_mfence): Likewise.
26363 (*sse2_lfence): Likewise.
26364 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26365 (<sse>_movup<ssemodesuffixf2c>): Likewise.
26366 (avx_movdqu<avxmodesuffix>): Likewise.
26367 (avx_lddqu<avxmodesuffix>): Likewise.
26368 (sse2_movntv2di): Change attr "type" to "ssemov".
26369 (sse2_movntsi): Likewise.
26370 (rsqrtv8sf2): Change attr "type" to "sseadd".
26371 (sse3_addsubv2df3): Set attr "atom_unit".
26372 (sse3_h<plusminus_insn>v4sf3): Likewise.
26373 (*sse2_pmaddwd): Likewise.
26374 (*vec_extractv2di_1_rex64): Likewise.
26375 (*vec_extractv2di_1_avx): Likewise.
26376 (sse2_psadbw): Likewise.
26377 (ssse3_phaddwv8hi3): Likewise.
26378 (ssse3_phaddwv4hi3): Likewise.
26379 (ssse3_phadddv4si3): Likewise.
26380 (ssse3_phadddv2si3): Likewise.
26381 (ssse3_phaddswv8hi3): Likewise.
26382 (ssse3_phaddswv4hi3): Likewise.
26383 (ssse3_phsubwv8hi3): Likewise.
26384 (ssse3_phsubwv4hi3): Likewise.
26385 (ssse3_phsubdv4si3): Likewise.
26386 (ssse3_phsubdv2si3): Likewise.
26387 (ssse3_phsubswv8hi3): Likewise.
26388 (ssse3_phsubswv4hi3): Likewise.
26389 (ssse3_pmaddubsw128): Likewise.
26390 (sse3_pmaddubsw: Likewise.
26391 (ssse3_palignrti): Likewise.
26392 (ssse3_palignrdi): Likewise.
26394 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
26396 * doc/install.texi (Specific): Fix two cross-references to MinGW.
26398 2009-04-06 Richard Guenther <rguenther@suse.de>
26400 PR tree-optimization/28868
26401 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26402 of which PHI results we inserted.
26403 (insert_into_preds_of_block): Record inserted PHIs.
26404 (eliminate): Eliminate redundant PHI nodes.
26405 (init_pre): Init inserted_phi_names.
26407 2009-04-06 Richard Guenther <rguenther@suse.de>
26409 PR tree-optimization/39643
26410 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26411 IMAGPART_EXPRs of complex constants.
26412 (execute_fold_all_builtins): If we folded a call queue
26413 TODO_update_address_taken.
26415 2009-04-06 Jan Hubicka <jh@suse.cz>
26417 PR middle-end/39659
26418 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26421 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26423 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26425 (ic_invalidate_array): Likewise.
26427 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26429 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26430 alignment for library calls.
26432 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26434 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26435 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26436 * config/i386/mingw-stdint.h: New file.
26438 2009-04-05 Richard Guenther <rguenther@suse.de>
26440 PR tree-optimization/39648
26441 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26442 our &A vs. &A[0] IL deficiencies.
26444 2009-04-04 Jan Hubicka <jh@suse.cz>
26446 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26447 removed toplevel regions.
26448 (sjlj_mark_call_sites): Likewise.
26450 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26452 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26453 (cygwin tm clause use_gcc_stdint): Set to wrap.
26454 * config/i386/cygwin-stdint.h: New file.
26456 2009-04-04 Richard Guenther <rguenther@suse.de>
26458 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26459 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26460 single-argument PHIs if we are in loop-closed SSA form.
26461 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26462 for the pre-condition.
26463 (slpeel_tree_peel_loop_to_edge): Likewise.
26464 (vect_build_loop_niters): Take an optional sequence to append stmts.
26465 (vect_generate_tmps_on_preheader): Likewise.
26466 (vect_do_peeling_for_loop_bound): Take extra guards for the
26468 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26469 the cost model check.
26470 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26471 guards if we are going to peel. Do not apply versioning in that case.
26472 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26473 (vect_do_peeling_for_loop_bound): Likewise.
26474 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26475 loop bound only record extra pre-conditions, do not apply loop
26478 2009-04-04 Richard Guenther <rguenther@suse.de>
26480 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26483 2009-04-04 Jan Hubicka <jh@suse.cz>
26485 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26486 last_basic_block for size of bb->index indexed array.
26487 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26488 compute_out, link_btr_uses, build_btr_def_use_webs,
26489 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26491 2009-04-04 Jan Hubicka <jh@suse.cz>
26493 * except.c (remove_eh_handler_and_replace): Break out from ...
26494 (remove_eh_handler): ... here.
26495 (bring_to_root): New function.
26496 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26497 handled ones, bring others to root of tree.
26499 2009-04-04 Jan Hubicka <jh@suse.cz>
26501 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26502 (all_phis_safe_to_merge): New function.
26503 (update_info): New structure.
26504 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26505 (cleanup_empty_eh): Update SSA if possible.
26507 2009-04-04 Richard Guenther <rguenther@suse.de>
26509 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26510 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26511 (append_vuse): Likewise.
26513 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26515 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26516 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26517 instead of REG_UNSAVED for DW_CFA_undefined.
26518 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26519 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26522 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26525 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26527 2009-04-04 Richard Guenther <rguenther@suse.de>
26529 PR tree-optimization/8781
26530 PR tree-optimization/37892
26531 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26532 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26533 (valueize_refs): Call it for *& valueizations.
26534 (shared_reference_ops_from_ref): Rename to ...
26535 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26536 (shared_reference_ops_from_call): Rename to ...
26537 (valueize_shared_reference_ops_from_call): ... this and valueize.
26538 (vn_reference_lookup): Update.
26539 (visit_reference_op_call): Likewise.
26540 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26541 (eliminate): Value-replace the call address in call statements.
26543 2009-04-04 Richard Guenther <rguenther@suse.de>
26545 PR tree-optimization/39636
26546 * tree-ssa-forwprop.c
26547 (forward_propagate_addr_into_variable_array_index): Check for
26548 GIMPLE_ASSIGN before accessing the rhs code.
26550 2009-04-03 Jason Merrill <jason@redhat.com>
26552 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26554 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26556 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26557 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26558 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26559 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26560 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26561 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26562 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26563 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26564 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26565 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26566 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26567 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26568 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26569 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26570 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26571 Use fr_reg_or_fp01_operand instead of fr_register_operand
26573 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26574 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26575 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26577 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26579 PR rtl-optimization/39607
26580 PR rtl-optimization/39631
26584 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26585 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26586 instead of DF_LR_OUT.
26587 * ira-lives.c (process_bb_node_lives): Ditto.
26588 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26589 instead of DF_LR_{OUT,IN}.
26590 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26591 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26593 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26595 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26596 (execute_lower_omp): Always run but take the short way out if -fopenmp
26598 (gate_lower_omp): Remove, forcing the pass manager to always run the
26599 pass and always set PROP_gimple_lomp.
26600 (pass_lower_omp): Remove gate function.
26601 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26602 PROP_trees. Instead, require it.
26603 * ipa-cp.c (pass_ipa_cp): Likewise.
26604 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26605 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26606 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26607 and PROP_gimple_leh.
26609 2009-04-03 Richard Guenther <rguenther@suse.de>
26611 PR middle-end/13146
26612 PR tree-optimization/23940
26613 PR tree-optimization/33237
26614 PR middle-end/33974
26615 PR middle-end/34093
26616 PR tree-optimization/36201
26617 PR tree-optimization/36230
26618 PR tree-optimization/38049
26619 PR tree-optimization/38207
26620 PR tree-optimization/38230
26621 PR tree-optimization/38301
26622 PR tree-optimization/38585
26623 PR middle-end/38895
26624 PR tree-optimization/38985
26625 PR tree-optimization/39299
26626 * tree-ssa-structalias.h: Remove.
26627 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26628 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26629 (struct vuse_element_d): Remove.
26630 (struct vuse_vec_d): Likewise.
26631 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26632 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26633 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26634 VUSE_ELEMENT_VAR): Likewise.
26635 (struct voptype_d): Likewise.
26636 (NUM_VOP_FREE_BUCKETS): Likewise.
26637 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26638 (struct stmt_operands_d): Remove.
26639 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26640 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26641 VDEF_NUM, VDEF_VECT): Likewise.
26642 (copy_virtual_operands): Remove.
26643 (operand_build_cmp): Likewise.
26644 (create_ssa_artificial_load_stmt): Likewise.
26645 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26646 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26647 vuse_index and mayuse_index members. Pack and move done and iter_type
26648 members to the front.
26649 (SSA_OP_VMAYUSE): Remove.
26650 (SSA_OP_VIRTUAL_USES): Adjust.
26651 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26652 (unlink_stmt_vdef): Declare.
26653 (add_to_addressable_set): Remove.
26654 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26655 (vrp_visit_stmt): Likewise.
26656 * doc/tree-ssa.texi (Alias analysis): Update.
26657 * doc/invoke.texi (max-aliased-vops): Remove docs.
26658 (avg-aliased-vops): Likewise.
26659 * tree-into-ssa.c (syms_to_rename): Remove.
26660 (need_to_update_vops_p): Likewise.
26661 (need_to_initialize_update_ssa_p): Rename to ...
26662 (update_ssa_initialized_fn): ... this. Track function we are
26664 (symbol_marked_for_renaming): Simplify.
26665 (add_new_name_mapping): Do not set need_to_update_vops_p.
26666 (dump_currdefs): Use SYMS_TO_RENAME.
26667 (rewrite_update_stmt): Always walk all uses/defs.
26668 (dump_update_ssa): Adjust.
26669 (init_update_ssa): Take function argument. Track what we are
26671 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26672 (create_new_def_for): Initialize for cfun, assert we are initialized
26674 (mark_sym_for_renaming): Simplify.
26675 (mark_set_for_renaming): Do not initialize update-ssa.
26676 (need_ssa_update_p): Simplify. Take function argument.
26677 (name_mappings_registered_p): Assert we ask for the correct function.
26678 (name_registered_for_update_p): Likewise.
26679 (ssa_names_to_replace): Likewise.
26680 (release_ssa_name_after_update_ssa): Likewise.
26681 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26682 (dump_decl_set): Do not print a newline.
26683 (debug_decl_set): Do it here.
26684 (dump_update_ssa): And here.
26685 * tree-ssa-loop-im.c (move_computations): Adjust.
26686 (movement_possibility): Likewise.
26687 (determine_max_movement): Likewise.
26688 (gather_mem_refs_stmt): Likewise.
26689 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26690 or NAME_MEMORY_TAG.
26691 * tree-complex.c (update_all_vops): Remove.
26692 (expand_complex_move): Adjust.
26693 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26694 Simplify test for memory referencing statement. Exclude
26695 non-invariant ADDR_EXPRs.
26696 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26697 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26698 (rdg_flag_uses): Likewise.
26699 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26701 (tree_optimize_tail_calls_1): Also split the
26702 edge from the entry block if we have degenerate PHI nodes in
26703 the first basic block.
26704 * tree.c (init_ttree): Remove memory-tag related code.
26705 (tree_code_size): Likewise.
26706 (tree_node_structure): Likewise.
26707 (build7_stat): Re-write to be build6_stat.
26708 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26709 (SSA_VAR_P): Adjust.
26710 (struct tree_memory_tag): Remove.
26711 (struct tree_memory_partition_tag): Likewise.
26712 (union tree_node): Adjust.
26713 (build7): Re-write to be build6.
26714 * tree-pass.h (pass_reset_cc_flags): Remove.
26715 (TODO_update_address_taken): New flag.
26716 (pass_simple_dse): Remove.
26717 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26718 * params.h (MAX_ALIASED_VOPS): Remove.
26719 (AVG_ALIASED_VOPS): Likewise.
26720 * omp-low.c (expand_omp_taskreg): Update SSA form.
26721 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26722 aliases the lhs in a copy stmt.
26723 * tree-ssa-dse.c (struct address_walk_data): Remove.
26724 (memory_ssa_name_same): Likewise.
26725 (memory_address_same): Likewise.
26726 (get_kill_of_stmt_lhs): Likewise.
26727 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26728 unused stores. Look through PHI nodes into post-dominated regions.
26729 (dse_optimize_stmt): Simplify. Properly remove stores.
26730 (tree_ssa_dse): Compute dominators.
26731 (execute_simple_dse): Remove.
26732 (pass_simple_dse): Likewise.
26733 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26734 gimple_loaded_syms and gimple_stored_syms computation.
26735 * toplev.c (dump_memory_report): Dump alias and pta stats.
26736 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26737 (vn_reference_eq): Likewise.
26738 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26739 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26740 valueize_vuses): Remove.
26741 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26742 (get_def_ref_stmt_vuse): ... this.
26743 (vn_reference_lookup_2): New function.
26744 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26745 walking equivalent vuses. Simplify.
26746 (vn_reference_lookup): Likewise.
26747 (vn_reference_insert): Likewise.
26748 (vn_reference_insert_pieces): Likewise.
26749 (visit_reference_op_call): Simplify.
26750 (visit_reference_op_load): Likewise.
26751 (visit_reference_op_store): Likewise.
26752 (init_scc_vn): Remove shared_lookup_vuses initialization.
26753 (free_scc_vn): Remove shared_lookup_vuses freeing.
26754 (sort_vuses, sort_vuses_heap): Remove.
26755 (get_ref_from_reference_ops): Export.
26756 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26757 vector with single vuse pointer.
26758 (vn_reference_lookup_pieces, vn_reference_lookup,
26759 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26760 (shared_vuses_from_stmt): Remove.
26761 (get_ref_from_reference_ops): Declare.
26762 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26763 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26764 memory-tag related code.
26765 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26766 (likely_value): Add comment, skip static-chain of call statements.
26767 (surely_varying_stmt_p): Adjust.
26768 (gimplify_and_update_call_from_tree): Likewise.
26769 (execute_fold_all_builtins): Do not rebuild alias info.
26770 (gimplify_and_update_call_from_tree): Properly update VOPs.
26771 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26772 (copy_ref_info): Remove memory-tag related code.
26773 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26774 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26775 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26777 * tree-ssa-dom.c (gimple_p): Remove typedef.
26778 (eliminate_redundant_computations): Adjust.
26779 (record_equivalences_from_stmt): Likewise.
26780 (avail_expr_hash): Likewise.
26781 (avail_expr_eq): Likewise.
26782 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26783 (stmt_makes_single_load): Likewise.
26784 (stmt_makes_single_store): Likewise.
26785 * tree-ssa-alias.c: Rewrite completely.
26786 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26787 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26788 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26789 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26790 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26791 Remove public functions.
26792 (pass_reset_cc_flags): Remove.
26793 (pass_build_alias): Move ...
26794 * tree-ssa-structalias.c (pass_build_alias): ... here.
26795 * tree-ssa-alias.c (may_be_aliased): Move ...
26796 * tree-flow-inline.h (may_be_aliased): ... here.
26797 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26798 count_uses_and_derefs): Move ...
26799 * gimple.c: ... here.
26800 * gimple.h (count_uses_and_derefs): Declare.
26801 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26802 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26803 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26804 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26805 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26806 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26807 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26809 * tree-dfa.c (refs_may_alias_p): Move ...
26810 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26811 * tree-ssa-alias.h: New file.
26812 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26813 (statement_sink_location): Likewise.
26814 * opts.c (decode_options): Do not adjust max-aliased-vops or
26815 avg-aliased-vops values.
26816 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26817 (TV_CALL_CLOBBER): Likewise.
26818 (TV_FLOW_SENSITIVE): Likewise.
26819 (TV_FLOW_INSENSITIVE): Likewise.
26820 (TV_MEMORY_PARTITIONING): Likewise.
26821 (TV_ALIAS_STMT_WALK): New timevar.
26822 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26823 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26824 (get_address_description): Remove memory-tag related code.
26825 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26826 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26827 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26828 and immediate uses in statements. Document.
26829 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26830 (dump_symbols): Remove.
26831 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26832 * alias.c (get_deref_alias_set): New function split out from ...
26833 (get_alias_set): ... here.
26834 * alias.h (get_deref_alias_set): Declare.
26835 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26836 type parameter. Remove restrict pointer handling. Create a
26837 ref-all pointer in case type-based alias sets do not conflict.
26838 (vect_analyze_data_refs): Remove SMT related code.
26839 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26840 (vectorizable_load): Likewise.
26841 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26842 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26843 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26844 Ignore vops and SMTs.
26845 (dr_analyze_alias): Likewise..
26846 (free_data_ref): Likewise.
26847 (create_data_ref): Likewise.
26848 (analyze_all_data_dependences): Likewise.
26849 (get_references_in_stmt): Adjust.
26850 * tree-flow-inline.h (gimple_aliases_computed_p,
26851 gimple_addressable_vars, gimple_call_clobbered_vars,
26852 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26853 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26854 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26855 gimple_mem_ref_stats): Remove.
26856 (gimple_vop): New function.
26857 (op_iter_next_use): Remove vuses and mayuses cases.
26858 (op_iter_next_def): Remove vdefs case.
26859 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26860 (clear_and_done_ssa_iter): Do not set removed fields.
26861 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26862 Assert we are not iterating over vuses or vdefs if not also
26863 iterating over uses or defs.
26864 (op_iter_init_use): Likewise.
26865 (op_iter_init_def): Likewise.
26866 (op_iter_next_vdef): Remove.
26867 (op_iter_next_mustdef): Likewise.
26868 (op_iter_init_vdef): Likewise.
26869 (compare_ssa_operands_equal): Likewise.
26870 (link_use_stmts_after): Handle vuse operand.
26871 (is_call_used): Use is_call_clobbered.
26872 (is_call_clobbered): Global variables are always call clobbered,
26873 query the call-clobbers bitmap.
26874 (mark_call_clobbered): Ignore global variables.
26875 (clear_call_clobbered): Likewise.
26876 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26877 virtual operands sanity check.
26878 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26880 (TARGET_MEM_REF): Remove TMR_TAG operand.
26881 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26882 Remove call-clobber related code.
26883 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26884 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26885 partitions or escape reason.
26886 (get_single_def_stmt, get_single_def_stmt_from_phi,
26887 get_single_def_stmt_with_phi): Remove.
26888 (dump_referenced_vars): Tidy.
26889 (get_ref_base_and_extent): Allow bare decls.
26890 (collect_dfa_stats): Adjust.
26891 * graphite.c (rename_variables_in_stmt): Adjust.
26892 (graphite_copy_stmts_from_block): Likewise.
26893 (translate_clast): Likewise.
26894 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26896 (translate_vuse_through_block): Use the oracle.
26897 (phi_translate_1): Adjust.
26898 (value_dies_in_block_x): Use the oracle. Cache the outcome
26900 (valid_in_sets): Check if the VUSE for
26901 a REFERENCE is available.
26902 (eliminate): Do not remove stmts during elimination,
26903 instead queue and remove them afterwards.
26904 (do_pre): Do not rebuild alias info.
26905 (pass_pre): Run TODO_rebuild_alias before PRE.
26906 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26907 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26908 (mark_all_v_defs_stmt): Remove.
26909 (mark_all_v_defs_seq): Adjust.
26910 (sra_replace): Likewise.
26911 (scalarize_use): Likewise.
26912 (scalarize_copy): Likewise.
26913 (scalarize_init): Likewise.
26914 (scalarize_ldst): Likewise.
26915 (todoflags): Remove.
26916 (tree_sra): Do not rebuild alias info.
26917 (tree_sra_early): Adjust.
26918 (pass_sra): Run TODO_update_address_taken before SRA.
26919 * tree-predcom.c (set_alias_info): Remove.
26920 (prepare_initializers_chain): Do not call it.
26921 (mark_virtual_ops_for_renaming): Adjust.
26922 (mark_virtual_ops_for_renaming_list): Remove.
26923 (initialize_root_vars): Adjust.
26924 (initialize_root_vars_lm): Likewise.
26925 (prepare_initializers_chain): Likewise.
26926 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26927 (may_propagate_copy_into_stmt): Likewise.
26928 (merge_alias_info): Do nothing for now.
26929 (propagate_tree_value_into_stmt): Adjust.
26930 (stmt_may_generate_copy): Likewise.
26931 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26932 not mark symbols for renaming.
26933 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26934 with the same statement, make sure to update the new pointed-to one.
26935 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26936 call statements, do not mark symbols for renaming.
26937 (mark_operand_necessary): Dump something.
26938 (ref_may_be_aliased): New function.
26939 (mark_aliased_reaching_defs_necessary_1): New helper function.
26940 (mark_aliased_reaching_defs_necessary): Likewise.
26941 (mark_all_reaching_defs_necessary_1): Likewise.
26942 (mark_all_reaching_defs_necessary): Likewise.
26943 (propagate_necessity): Do not process virtual PHIs. For
26944 non-aliased loads mark all reaching definitions as necessary.
26945 For aliased loads and stores mark the immediate dominating
26946 aliased clobbers as necessary.
26947 (visited): New global static.
26948 (perform_tree_ssa_dce): Free visited bitmap after propagating
26950 (remove_dead_phis): Perform simple dead virtual PHI removal.
26951 (remove_dead_stmt): Properly unlink virtual operands when
26953 (eliminate_unnecessary_stmts): Schedule PHI removal after
26955 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26956 (process_replaceable): Likewise.
26957 (find_replaceable_in_bb): Likewise.
26958 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26959 based on the single gimple vop.
26960 (verify_flow_insensitive_alias_info): Remove.
26961 (verify_flow_sensitive_alias_info): Likewise.
26962 (verify_call_clobbering): Likewise.
26963 (verify_memory_partitions): Likewise.
26964 (verify_alias_info): Likewise.
26965 (verify_ssa): Adjust..
26966 (execute_update_addresses_taken): Export. Update SSA
26967 manually. Optimize only when optimizing. Use a local bitmap.
26968 (pass_update_address_taken): Remove TODO_update_ssa, add
26970 (pass_update_address_taken): Just use TODO_update_address_taken.
26971 (init_tree_ssa): Do not initialize addressable_vars.
26972 (verify_ssa): Verify new VUSE / VDEF properties.
26973 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26974 Do not call verify_alias_info.
26975 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26976 Do not free the loaded and stored syms bitmaps. Reset the escaped
26977 and callused solutions. Do not free addressable_vars.
26978 Remove memory-tag related code.
26979 (warn_uninitialized_var): Aliases are always available.
26980 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26981 * lambda-code.c (can_put_in_inner_loop): Adjust.
26982 (can_put_after_inner_loop): Likewise.
26983 (perfect_nestify): Likewise.
26984 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26985 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26986 (vectorizable_conversion): Do not mark symbols for renaming.
26987 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26988 (expand_call_inline): Unlink the calls virtual operands before
26990 (tree_function_versioning): Do not call update_ssa if we are not
26991 updating clones. Simplify.
26992 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26993 (propagate_with_phi): Likewise..
26994 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26995 clobber code. Assert we are not aliased or global.
26996 * tree-flow.h: Include tree-ssa-alias.h
26997 (enum escape_type): Remove.
26998 (struct mem_sym_stats_d): Likewise.
26999 (struct mem_ref_stats_d): Likewise.
27000 (struct gimple_df): Add vop member. Remove global_var,
27001 call_clobbered_vars, call_used_vars, addressable_vars,
27002 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
27003 escaped and callused members.
27004 (struct ptr_info_def): Remove all members, add points-to solution
27006 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
27007 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
27008 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
27009 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
27010 (tree-ssa-alias.o): Likewise.
27011 (toplev.o): Add tree-ssa-alias.h
27012 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
27013 * gimple.c (gimple_set_bb): Fix off-by-one error.
27014 (is_gimple_reg): Do not handle memory tags.
27015 (gimple_copy): Also copy virtual operands.
27016 Delay updating the statement. Do not reset loaded and stored syms.
27017 (gimple_set_stored_syms): Remove.
27018 (gimple_set_loaded_syms): Likewise.
27019 (gimple_call_copy_skip_args): Copy the virtual operands
27020 and mark the new statement modified.
27021 * tree-ssa-structalias.c (may_alias_p): Remove.
27022 (set_uids_in_ptset): Take the alias set to prune with as
27023 parameter. Fold in the alias test of may_alias_p.
27024 (compute_points_to_sets): Compute whether a ptr is dereferenced
27025 in a local sbitmap.
27026 (process_constraint): Deal with &ANYTHING on the lhs, reject all
27027 other ADDRESSOF constraints on the lhs.
27028 (get_constraint_for_component_ref): Assert that we don't get
27029 ADDRESSOF constraints from the base of the reference.
27030 Properly generate UNKNOWN_OFFSET for DEREF if needed.
27031 (struct variable_info): Remove collapsed_to member.
27032 (get_varinfo_fc): Remove.
27033 (new_var_info): Do not set collapsed_to.
27034 (dump_constraint): Do not follow cycles.
27035 (dump_constraint_graph): Likewise.
27036 (build_pred_graph): Likewise.
27037 (build_succ_graph): Likewise.
27038 (rewrite_constraints): Likewise.
27039 (do_simple_structure_copy): Remove.
27040 (do_rhs_deref_structure_copy): Remove.
27041 (do_lhs_deref_structure_copy): Remove.
27042 (collapse_rest_of_var): Remove.
27043 (do_structure_copy): Re-implement.
27044 (pta_stats): New global variable.
27045 (dump_pta_stats): New function.
27046 (struct constraint_expr): Make offset signed.
27047 (UNKNOWN_OFFSET): Define special value.
27048 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
27049 (solution_set_expand): New helper function split out from ...
27050 (do_sd_constraint): ... here.
27051 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
27052 (do_ds_constraint): Likewise.
27053 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
27054 and CALLUSED = *CALLUSED.
27055 (set_union_with_increment): Make inc argument signed.
27056 (type_safe): Remove.
27057 (get_constraint_for_ptr_offset): Handle unknown and negative
27059 (first_vi_for_offset): Handle offsets before start. Bail
27060 out early for offsets beyond the variable extent.
27061 (first_or_preceding_vi_for_offset): New function.
27062 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
27063 Together with ESCAPED = *ESCAPED this properly computes reachability.
27064 (find_what_var_points_to): New function.
27065 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
27066 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
27067 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
27068 pt_solutions_intersect): New functions.
27069 (compute_call_used_vars): Remove.
27070 (compute_may_aliases): New main entry into PTA computation.
27071 * gimple.h (gimple_p): New typedef.
27072 (struct gimple_statement_base): Remove references_memory_p.
27073 (struct gimple_statement_with_memory_ops_base): Remove
27074 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
27076 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
27077 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
27078 gimple_set_references_memory): Remove.
27079 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
27080 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
27082 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
27083 (verify_expr): Allow RESULT_DECL.
27084 (gimple_duplicate_bb): Do not copy virtual operands.
27085 (gimple_duplicate_sese_region): Adjust.
27086 (gimple_duplicate_sese_tail): Likewise.
27087 (mark_virtual_ops_in_region): Remove.
27088 (move_sese_region_to_fn): Do not call it.
27089 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
27090 and pass_simple_dse.
27091 (execute_function_todo): Handle TODO_update_address_taken,
27092 call execute_update_addresses_taken for TODO_rebuild_alias.
27093 (execute_todo): Adjust.
27094 (execute_one_pass): Init dump files early.
27095 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
27097 (create_general_new_stmt): Clear vops.
27098 * tree-ssa-reassoc.c (get_rank): Adjust.
27099 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
27100 symbols for renaming.
27101 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
27102 (PARAM_AVG_ALIASED_VOPS): Likewise.
27103 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
27104 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
27105 * tree-ssa-operands.c: Simplify for new virtual operand representation.
27106 (operand_build_cmp, copy_virtual_operands,
27107 create_ssa_artificial_load_stmt, add_to_addressable_set,
27108 gimple_add_to_addresses_taken): Remove public functions.
27109 (unlink_stmt_vdef): New function.
27111 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27113 * config.gcc (powerpc-*-linux*): Merge variants.
27115 2009-04-02 Chao-ying Fu <fu@mips.com>
27116 James Grosbach <james.grosbach@microchip.com>
27118 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
27119 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
27121 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
27122 keep_interrupts_masked_p, use_debug_exception_return_p.
27123 (mips_attribute_table): Add interrupt, use_shadow_register_set,
27124 keep_interrupts_masked, use_debug_exception_return.
27125 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
27126 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
27128 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
27129 (mips_print_operand): Process COP0 registers to print $0 .. $31
27130 correctly for GAS to process.
27131 (mips_interrupt_extra_call_saved_reg_p): New function.
27132 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
27134 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
27135 (mips_compute_frame_info): Add supports for interrupt context that
27136 includes doubleword accumulators and COP0 registers.
27137 (mips_for_each_saved_acc): New function.
27138 (mips_for_each_saved_gpr_and_fpr): Change the function name from
27139 mips_for_each_saved_reg.
27140 (mips_save_reg): Save accumulators.
27141 (mips_kernel_reg_p): A new for_each_rtx callback.
27142 (mips_expand_prologue): Support interrupt handlers.
27143 (mips_restore_reg): Restore accumulators.
27144 (mips_expand_epilogue): Support interrupt handlers.
27145 (mips_can_use_return_insn): Return false for interrupt handlers.
27146 (mips_epilogue_uses): New function.
27147 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
27148 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
27149 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
27150 cop0_move): New instructions.
27151 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
27152 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
27154 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
27156 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
27157 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
27158 interrupt handlers, we use K0 as the temporary register.
27159 (EPILOGUE_USES): Change to a function call.
27160 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
27161 handlers, we use K0 as the temporary register.
27163 * doc/extend.texi (Function Attributes): Document interrupt,
27164 use_shadow_register_set, keep_interrupts_masked,
27165 use_debug_exception_return for MIPS attributes.
27167 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27169 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
27170 Remove a number of t-files from tmake_file.
27171 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
27172 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
27173 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
27174 target_prototype, not TARGET_PROTOTYPE.
27175 (LINK_OS_GNU_SPEC): Define.
27176 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
27177 and darwin-ldoubdle.c.
27179 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
27182 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
27183 (cpp_options): Ditto.
27184 (default_compilers): Ditto.
27185 (display_help): Ditto.
27186 (process_command): Ditto.
27187 (do_spec_1): Ditto.
27188 (set_input): Use lbasename instead of duplicate code.
27189 (save_temps_prefix): New static for -save-temps=obj.
27190 (save_temps_length): Ditto.
27192 * doc/invoke.texi (-save-temps=obj): Document new variant to
27193 -save-temps switch.
27195 2009-04-02 Jeff Law <law@redhat.com>
27197 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
27200 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27202 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
27203 * configure: Regenerated.
27205 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27207 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
27208 share the argument list.
27210 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27214 2009-02-12 Diego Novillo <dnovillo@google.com>
27216 * varpool.c (debug_varpool): New.
27217 * cgraph.h (debug_varpool): Declare.
27219 2009-04-02 Jan Hubicka <jh@suse.cz>
27221 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
27224 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27226 * config/i386/i386.c (ix86_abi): Move initialization to ...
27227 (override_options): Here.
27229 2009-04-02 Christian Bruel <christian.bruel@st.com>
27231 * config/sh/sh.c (sh_dwarf_register_span): New function.
27232 (TARGET_DWARF_REGISTER_SPAN): Define.
27233 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
27235 2009-04-02 Ira Rosen <irar@il.ibm.com>
27237 PR tree-optimization/39595
27238 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
27239 interleaved loads group is not greater than the SLP group size.
27241 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27243 * builtins.c (is_builtin_name): New.
27244 (called_as_built_in): Use is_builtin_name.
27245 * tree.h (is_builtin_name): New.
27246 * varasm.c (incorporeal_function_p): Use is_builtin_name
27248 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
27250 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
27252 2009-04-02 Dodji Seketeli <dodji@redhat.com>
27255 * c-decl.c (clone_underlying_type): Move this ...
27256 * c-common.c (set_underlying_type): ... here.
27257 Also, make sure the function properly sets TYPE_STUB_DECL() on
27258 the newly created typedef variant type.
27259 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
27260 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
27263 2009-04-02 Richard Guenther <rguenther@suse.de>
27265 PR tree-optimization/37221
27266 * tree-flow.h (degenerate_phi_result): Declare.
27267 * tree-ssa-dom.c (degenerate_phi_result): Export.
27268 * tree-scalar-evolution.c (analyze_initial_condition): If
27269 the initial condition is defined by a degenerate PHI node
27270 use the degenerate value.
27272 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
27274 PR rtl-optimization/39588
27275 * combine.c (merge_outer_ops): Do not set the constant when this
27277 (simplify_shift_const_1): Do not modify it either in this case.
27279 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27281 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27282 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27284 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27287 * c-lex.c (interpret_float): Default (no suffix) is double.
27289 2009-04-1 Xinliang David Li <davidxl@google.com>
27291 * config/i386/i386.c (legitimate_constant_p): Recognize
27292 all one vector constant.
27294 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27296 * config/vax/vax.c: Add #includes to silence warnings.
27297 Change #include order to silence two warnings.
27299 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27301 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27302 (ASM_SPEC): Pass -k to the assembler for PIC code.
27304 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27306 * config.gcc: Add vax-*-linux* to the switch.
27307 * config/vax/linux.h: New file. (TARGET_VERSION,
27308 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27310 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27312 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27313 Use predicate macros instead of GET_CODE() == foo.
27314 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27315 ashlsi3, rotrsi3, <unnamed>): Likewise.
27317 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27319 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27320 jbbccihi, jbbccisi): Remova trailing whitespace.
27321 * config/vax/constraints.md: Likewise.
27322 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27323 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27324 * config/vax/predicates.md: Likewise.
27325 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27326 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27327 * config/vax/vax.h: Likewise.
27328 * config/vax/vax.md (nonlocal_goto): Likewise.
27330 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27332 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27333 (indirectable_address_p, adjacent_operands_p): Add spaces around
27335 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27337 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27339 * config/vax/vax.c (legitimate_constant_address_p,
27340 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27341 index_term_p, reg_plus_index_p, legitimate_address_p,
27342 vax_mode_dependent_address_p): Update comments to match functions
27343 modified by the recent int->bool conversion.
27345 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27347 * config/vax/builtins.md: Update copyright message.
27348 * config/vax/constraints.md: Likewise.
27349 * config/vax/netbsd-elf.h: Likewise.
27350 * config/vax/predicates.md: Likewise.
27351 * config/vax/vax-protos.h: Likewise.
27352 * config/vax/vax.c: Likewise.
27353 * config/vax/vax.h: Likewise.
27354 * config/vax/vax.md: Likewise.
27355 * config/vax/vax.opt: Likewise.
27357 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27359 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27360 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27361 * config/vax/constraints.md (B, R): Likewise.
27362 * config/vax/predicates.md (external_memory_operand,
27363 nonimmediate_addsub_di_operand): Likewise.
27364 * config/vax/vax.c (vax_output_int_add): Likewise.
27365 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
27366 untyped_call): Likewise.
27368 2009-04-01 Matt Thomas <matt@3am-software.com>
27370 * config/vax/predicates.md: New file.
27371 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
27372 external_const_operand, nonsymbolic_operand, external_memory_operand,
27373 indirect_memory_operand, indexed_memory_operand,
27374 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
27375 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
27377 * config/vax/constraints.md: New file.
27378 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
27380 * config/vax/builtins.md: New file.
27381 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
27382 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
27384 * config/vax/vax.opt (mqmath): Add option.
27385 * config/vax/vax.md (isfx): Extend with DI.
27386 (VAXintQH, VAXintQHSD): Define.
27387 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
27388 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
27389 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
27390 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
27391 (movdi): Update constraints and use vax_output_int_move().
27392 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
27393 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
27394 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
27395 nonlocal_goto): New.
27396 (mov<mode>): Extend accepted operand types.
27397 (subdi3_old): Rename from subdi3, change update constraints and use
27398 a new implementation.
27399 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
27400 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27401 MOVE_RATIO, CLEAR_RATIO): Define.
27402 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27403 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27404 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27405 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27406 (split_quadword_operands): Make static and really allow variable
27408 (print_operand_address): Update for PIC generation.
27409 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27410 indexable_address_p, fixup_mathdi_operand,
27411 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27412 (vax_float_literal, legitimate_constant_p,
27413 indirectable_constant_address_p, index_term_p,
27414 reg_plus_index_p): Return bool instead of int.
27415 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27417 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27419 (vax_output_conditional_branch): Indent.
27420 (legitimate_constant_address_p, indirectable_constant_address_p,
27421 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27422 vax_mode_dependent_address_p): Return bool instead of int, update for
27424 * config/vax/vax-protos.h (legitimate_constant_address_p,
27425 legitimate_constant_p, legitimate_address_p,
27426 vax_mode_dependent_address_p): Change declaration to bool.
27427 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27428 vax_expand_addsub_di_operands, vax_output_int_subtract,
27429 vax_output_movmemsi): Declare.
27430 (split_quadword_operands, vax_float_literal): Delete declaration.
27431 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27432 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27433 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27434 ASM_OUTPUT_DWARF_PCREL): Define.
27435 (ASM_SPEC): Change definition to allow PIC generation.
27437 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27439 * doc/sourcebuild.texi: Update front-end requirements.
27441 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27444 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27445 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27446 (booldi3_internal3): Use boolean_or_operator instead of
27449 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27452 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27453 declarator whose size is not an integer constant expression but
27454 folds to an integer constant, then treat it as a constant
27457 2009-04-01 Richard Guenther <rguenther@suse.de>
27459 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27460 i * 4 + 2 to (i * 2 + 1) * 2.
27462 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27465 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27466 return if c_parser_asm_string_literal returned NULL.
27468 2009-04-01 Nick Clifton <nickc@redhat.com>
27470 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27472 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27473 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27474 other typedefs to avoid conflicts with libgcc2.c. Define labels
27475 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27477 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27478 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27481 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27483 * varasm.c (default_function_rodata_section): Declare DOT as
27486 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27487 Andrey Galkin <agalkin@hypercom.com>
27490 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27491 Make object_name unique for each process.
27493 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27496 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27497 addressable variables in the parallel that could go out of scope while
27498 running queued tasks.
27500 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27502 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27503 (CASE_VALUES_THRESHOLD): Redefine.
27504 * config/avr/avr.c (avr_override_options): Remove initialization of
27505 avr_case_values_threshold variable.
27506 (avr_case_values_threshold): Remove variable. Add new function.
27507 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27508 * config/avr/avr.opt (mno-tablejump): Remove option.
27509 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27511 2009-04-01 DJ Delorie <dj@redhat.com>
27513 * varasm.c (default_function_rodata_section): Don't assume
27514 anything about where the first '.' in the section name is.
27516 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27518 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27519 rs6000_emit_stack_tie.
27521 2009-03-31 Ian Lance Taylor <iant@google.com>
27523 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27524 gimple_code with GIMPLE_RESX, not RESX.
27526 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27528 * c-common.c (c_get_ident): New.
27529 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27531 2009-04-01 Ben Elliston <bje@au.ibm.com>
27533 * config/rs6000/sysv4.opt (msdata): Improve option description.
27535 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27537 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27538 (divdf3_internal_lat): Remove.
27539 (divxf3_internal_lat): Remove.
27540 (divxf3_internal_thr): Remove.
27541 (divxf): Use divxf3_internal.
27542 * config/ia64/div.md (divsf3_internal_lat): New.
27543 (divdf3_internal_lat): New.
27544 (divxf3_internal): New.
27546 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27549 * Makefile.in (USE_GCC_STDINT): Define.
27550 (stmp-int-hdrs): Install stdint.h if applicable.
27551 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27553 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27554 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27555 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27556 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27557 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27558 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27559 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27560 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27561 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27562 (c_common_nodes_and_builtins): Initialize
27563 underlying_wchar_type_node. Do not initialize
27564 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27565 nodes for new types.
27566 (c_stddef_cpp_builtins): Define macros for new types.
27567 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27569 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27570 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27571 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27572 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27573 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27574 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27575 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27576 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27577 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27578 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27579 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27580 int16_type_node, int32_type_node, int64_type_node,
27581 uint8_type_node, uint16_type_node, c_uint32_type_node,
27582 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27583 int_least32_type_node, int_least64_type_node,
27584 uint_least8_type_node, uint_least16_type_node,
27585 uint_least32_type_node, uint_least64_type_node,
27586 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27587 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27588 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27589 uintptr_type_node): Define.
27590 * c-cppbuiltin.c (builtin_define_constants,
27591 builtin_define_type_minmax): New.
27592 (builtin_define_stdint_macros): Define more macros.
27593 (c_cpp_builtins): Define more limit macros.
27594 (type_suffix): New.
27595 (builtin_define_type_max): Define in terms of
27596 builtin_define_type_minmax. Remove is_long parameter. All
27598 * config.gcc (use_gcc_stdint): Define.
27599 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27600 Add newlib-stdint.h for generic targets.
27601 * config/glibc-stdint.h, config/newlib-stdint.h,
27602 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27603 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27604 * config/score/score.h (UINTPTR_TYPE): Define.
27605 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27606 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27607 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27608 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27609 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27610 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27611 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27612 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27613 * config/spu/spu.h (STDINT_LONG32): Define.
27614 * configure.ac (use_gcc_stdint): Substitute.
27615 * configure: Regenerate.
27616 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27617 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27618 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27619 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27620 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27621 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27622 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27623 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27624 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27625 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27626 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27627 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27628 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27629 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27630 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27631 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27632 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27633 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27634 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27635 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27636 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27637 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27638 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27639 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27640 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27641 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27642 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27643 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27644 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27646 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27648 * loop-iv.c (suitable_set_for_replacement): Renamed from
27649 simplify_using_assignment; changed to return bool and to accept new
27650 args DEST and SRC. Return true iff we find a source/destination pair
27651 that can be used to make a replacement, and fill SRC and DEST if so.
27652 Remove arg ALTERED. Don't deal with altered regs here. All callers
27654 (simplify_using_initial_values): Deal with altered regs here and track
27655 more precisely the effect they have on the validity of our expression.
27657 * loop-iv.c (simplify_using_condition): A condition of the form
27658 (EQ REG CONST) can be used to simply make a substitution.
27659 (simplify_using_initial_values): Keep track of conditions we have seen
27660 and keep using them to simplify new expressions, while applying the
27661 same substitutions to them as to the expression.
27663 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27664 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27667 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27668 changed. Use this when trying to improve the upper bound.
27669 Generate the comparison by using simplify_gen_relational.
27671 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27673 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27675 (simplify_using_assignment, simplify_using_initial_values): Call
27676 replace_in_expr to make replacements. Call replace_single_def_regs
27677 once on the initial version of the expression.
27679 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27682 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27684 2009-03-31 Richard Guenther <rguenther@suse.de>
27686 PR middle-end/31029
27687 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27688 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27690 2009-03-31 Richard Guenther <rguenther@suse.de>
27692 * tree.h (div_if_zero_remainder): Declare.
27693 * fold-const.c (div_if_zero_remainder): Export.
27694 * tree-ssa-forwprop.c
27695 (forward_propagate_addr_into_variable_array_index): Handle
27696 constant array index addition outside of the variable index.
27698 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27701 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27702 define_splits, floatunssi<mode>2): Require x87 conversions from
27703 DImode to be permitted.
27705 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27707 PR preprocessor/15638
27708 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27710 2009-03-31 Richard Guenther <rguenther@suse.de>
27712 PR middle-end/23401
27713 PR middle-end/27810
27714 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27715 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27716 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27717 a separate statement.
27718 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27719 (lookup_tmp_var): Likewise.
27720 (is_gimple_formal_tmp_or_call_rhs): Remove.
27721 (is_gimple_reg_or_call_rhs): Rename to ...
27722 (is_gimple_reg_rhs_or_call): ... this.
27723 (is_gimple_mem_or_call_rhs): Rename to ...
27724 (is_gimple_mem_rhs_or_call): ... this.
27725 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27726 DECL_GIMPLE_REG_P only if is_formal is true.
27727 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27728 for non-proper post-modify expression gimplification.
27729 (gimplify_self_mod_expr): For post-modify expressions gimplify
27730 the lvalue to a minimal lvalue.
27731 (rhs_predicate_for): Remove formal temp case.
27732 (gimplify_modify_expr_rhs): Likewise.
27733 (gimplify_addr_expr): Use is_gimple_reg.
27734 (gimplify_expr): Remove formal temp cases.
27735 (gimple_regimplify_operands): Likewise.
27736 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27737 and FILTER_EXPR like constants.
27738 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27740 (is_gimple_formal_tmp_rhs): Remove.
27741 (is_gimple_reg_rhs): Remove special casing.
27742 (is_gimple_mem_rhs): Fix.
27743 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27744 (is_gimple_formal_tmp_var): Remove.
27745 (is_gimple_formal_tmp_reg): Likewise.
27746 (is_gimple_min_lval): Allow invariant component ref parts.
27747 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27748 is_gimple_formal_tmp_reg): Remove declarations.
27749 * tree-cfg.c (verify_expr): Verify that variables with address
27750 taken do not have DECL_GIMPLE_REG_P set.
27751 * tree-mudflap.c (mf_build_check_statement_for): Use
27752 force_gimple_operand instead of gimplify_expr.
27754 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27756 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27757 schedulable rows to compute_split_row.
27759 2009-03-31 Ben Elliston <bje@au.ibm.com>
27762 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27765 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27767 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27768 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27769 * configure: Regenerate.
27770 * config.in: Regenerate.
27771 * config/rs6000/rs6000.opt (mtls-markers): Add.
27772 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27773 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27774 (tls_ld_aix, tls_ld_sysv): Likewise.
27775 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27776 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27778 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27780 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27782 2009-03-30 Jan Hubicka <jh@suse.cz>
27784 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27786 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27787 detection and label handling.
27789 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27791 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27792 left_conflicts_size.
27793 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27794 ALLOCNO_LEFT_CONFLICTS_SIZE.
27796 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27797 remove_allocno_from_bucket_and_push,
27798 allocno_spill_priority_compare, push_allocnos_to_stack,
27799 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27800 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27801 (setup_allocno_left_conflicts_num): Ditto. Rename to
27802 setup_allocno_left_conflicts_size.
27803 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27804 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27805 setup_allocno_left_conflicts_size instead of
27806 setup_allocno_left_conflicts_num.
27808 * ira-build.c (ira_create_allocno): Use
27809 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27810 ALLOCNO_LEFT_CONFLICTS_NUM.
27812 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27814 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27815 instead of DF_LR_OUT.
27817 * ira-lives.c (process_bb_node_lives): Ditto.
27819 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27820 instead of DF_LR_{OUT,IN}.
27822 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27824 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27826 2009-03-30 Jan Hubicka <jh@suse.cz>
27828 * except.c (label_to_region_map): Fix thinko.
27830 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27832 PR middle-end/38237
27833 * tree.h (tree_find_value): New declaration.
27834 * tree.c (tree_find_value): New function.
27835 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27837 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27840 * c-decl.c (struct c_binding): Add locus field.
27841 (bind): Add locus argument, set locus field from it.
27842 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27843 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27844 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27845 implicitly_declare, undeclared_variable, lookup_label,
27846 declare_label, c_make_fname_decl, c_builtin_function,
27847 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27850 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27853 * config/i386/i386.c (classify_argument): Check total size of
27856 2009-03-30 Martin Jambor <mjambor@suse.cz>
27858 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27859 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27860 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27863 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27864 seen_variable_array_ref while also traversing a union.
27866 * tree-inline.c (optimize_inline_calls): Do not call
27867 cgraph_node_remove_callees.
27868 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27869 (pass_remove_cgraph_callee_edges): New variable.
27870 * passes.c (init_optimization_passes): Add
27871 pass_remove_cgraph_callee_edges after early inlining and before all
27872 late intraprocedural passes.
27874 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27876 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27878 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27879 Fix typos in names.
27881 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27883 * combine.c (simplify_comparison): Use have_insn_for.
27884 * dojump.c (do_jump): Likewise.
27886 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27888 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27889 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27890 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27891 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27892 instead of sparc_compare_emitted.
27893 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27894 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27895 instead of sparc_compare_emitted.
27897 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27899 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27900 enter/exit cfglayout mode.
27901 (pass_partition_block): Require it.
27902 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27903 (combine_instructions): Track basic blocks instead of labels.
27904 (update_cfg_for_uncondjump): New.
27905 (try_combine): Use it. Update jumps after rescanning.
27906 (pass_combine): Require PROP_cfglayout.
27907 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27909 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27911 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27912 Provide/destroy PROP_cfglayout respectively.
27913 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27914 * tree-pass.h (PROP_cfglayout): New.
27916 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27918 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27919 fold_convert_const_fixed_from_fixed,
27920 fold_convert_const_fixed_from_int,
27921 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27922 set TREE_CONSTANT_OVERFLOW.
27923 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27924 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27926 2009-03-30 Ira Rosen <irar@il.ibm.com>
27928 * tree-vect-loop-manip.c: New file.
27929 * tree-vectorizer.c: Update documentation and included files.
27930 (vect_loop_location): Make extern.
27931 (rename_use_op): Move to tree-vect-loop-manip.c
27932 (rename_variables_in_bb, rename_variables_in_loop,
27933 slpeel_update_phis_for_duplicate_loop,
27934 slpeel_update_phi_nodes_for_guard1,
27935 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27936 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27937 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27938 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27939 find_loop_location): Likewise.
27940 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27941 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27942 get_vectype_for_scalar_type, vect_is_simple_use,
27943 supportable_widening_operation, supportable_narrowing_operation):
27945 (bb_in_loop_p): Move to tree-vect-loop.c.
27946 (new_loop_vec_info, destroy_loop_vec_info,
27947 reduction_code_for_scalar_code, report_vect_op,
27948 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27949 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27950 (vect_supportable_dr_alignment): Likewise.
27951 * tree-vectorizer.h (tree-data-ref.h): Include.
27952 (vect_loop_location): Declare.
27953 Reorganize function declarations according to the new file structure.
27954 * tree-vect-loop.c: New file.
27955 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27956 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27957 * tree-vect-data-refs.c: New file.
27958 * tree-vect-patterns.c (timevar.h): Don't include.
27959 * tree-vect-stmts.c: New file.
27960 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27961 tree-vect-slp.c, tree-vect-loop.c.
27962 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27963 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27964 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27965 (tree-vect-analyze.o): Remove.
27966 (tree-vect-transform.o): Likewise.
27967 (tree-vect-data-refs.o): Add rule.
27968 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27969 tree-vect-slp.o): Likewise.
27970 (tree-vect-patterns.o): Remove redundant dependencies.
27971 (tree-vectorizer.o): Likewise.
27972 * tree-vect-slp.c: New file.
27974 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27976 * optc-gen.awk: Warn if an option flag has multiple different
27979 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27981 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27982 -floop-block): Document dependences on PPL, CLooG and Graphite.
27984 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27986 PR rtl-optimization/323
27987 * c-common.c (c_fully_fold, convert_and_check,
27988 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27989 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27990 * c-common.def (EXCESS_PRECISION_EXPR): New.
27991 * c-cppbuiltin.c (builtin_define_float_constants): Define
27992 constants with enough digits for long double.
27993 * c-lex.c (interpret_float): Interpret constant with excess
27994 precision where appropriate.
27995 * c-opts.c (c_common_post_options): Set
27996 flag_excess_precision_cmdline. Give an error for
27997 -fexcess-precision=standard for C++ for processors where the
27998 option is significant.
27999 * c-parser.c (c_parser_conditional_expression): Handle excess
28000 precision in condition.
28001 * c-typeck.c (convert_arguments): Handle arguments with excess
28003 (build_unary_op): Move excess precision outside operation.
28004 (build_conditional_expr): Likewise.
28005 (build_compound_expr): Likewise.
28006 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
28007 (build_modify_expr): Handle excess precision in RHS.
28008 (convert_for_assignment): Handle excess precision in converted
28010 (digest_init, output_init_element, process_init_element): Handle
28011 excess precision in initializer.
28012 (c_finish_return): Handle excess precision in return value.
28013 (build_binary_op): Handle excess precision in operands and add
28014 excess precision as needed for operation.
28015 * common.opt (-fexcess-precision=): New option.
28016 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
28017 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
28018 For standard excess precision, output explicit conversion to and
28019 truncation from XFmode.
28020 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
28021 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
28022 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
28023 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
28024 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
28025 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
28026 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
28027 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
28028 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
28029 define_splits, sqrt<mode>2): Disable where appropriate for
28030 standard excess precision.
28031 * convert.c (convert_to_real): Do not shorten arithmetic to type
28032 for which excess precision would be used.
28033 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
28034 * doc/invoke.texi (-fexcess-precision=): Document option.
28035 (-mfpmath=): Correct index entry.
28036 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
28037 flag_excess_precision): New.
28038 * langhooks.c (lhd_post_options): Set
28039 flag_excess_precision_cmdline.
28040 * opts.c (common_handle_option): Handle -fexcess-precision=.
28041 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
28042 init_excess_precision): New.
28043 (lang_dependent_init_target): Call init_excess_precision.
28044 * tree.c (excess_precision_type): New.
28045 * tree.h (excess_precision_type): Declare.
28047 2009-03-30 Joseph Myers <joseph@codesourcery.com>
28050 * c-typeck.c (build_component_ref): Do not copy qualifiers from
28051 non-lvalue to component.
28053 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28055 PR preprocessor/34695
28056 * Makefile.in (c-opts.o): Depend on c-tree.h.
28057 * c-common.c: Move down include of diagnostic.h.
28058 (done_lexing, c_cpp_error): New.
28059 * c-common.h (done_lexing): Declare.
28060 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
28062 * c-opts.c: Include c-tree.h.
28063 (c_common_init_options): Set preprocessor error callback.
28064 (c_common_handle_option): Do not set preprocessor
28065 inhibit_warnings, warnings_are_errors, warn_system_headers,
28066 pedantic_errors or inhibit_warnings flags.
28067 (c_common_post_options): Do not check cpp_errors (parse_in).
28068 (c_common_finish): Do not output dependencies if there were
28069 errors. Do not check return value of cpp_finish.
28070 * c-ppoutput.c (pp_file_change): Set input_location.
28071 * c-tree.h (c_cpp_error): Declare.
28072 * diagnostic.c (diagnostic_set_info_translated): Also initialize
28074 (diagnostic_build_prefix): Check override_column.
28075 * diagnostic.h (diagnostic_info): Add override_column field.
28076 (diagnostic_override_column): Define.
28078 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
28080 * c-common.c (c_expand_expr, c_staticp): Remove.
28081 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
28082 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
28083 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
28084 * c-gimplify.c (gimplify_compound_literal_expr,
28085 optimize_compound_literals_in_ctor): Remove.
28086 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
28087 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
28088 * c-semantics.c (emit_local_var): Remove.
28090 * langhooks-def.h (lhd_expand_expr): Remove.
28091 * langhooks.c (lhd_expand_expr): Remove.
28092 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
28094 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
28095 handling from c-semantics.c; don't call into langhook.
28096 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
28097 * gimplify.c (gimplify_compound_literal_expr,
28098 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
28099 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
28100 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
28101 as was done in c-gimplify.c.
28102 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
28103 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
28104 Move from c-common.h.
28105 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
28107 * tree.c (staticp): Do not call langhook.
28108 * langhooks.c (lhd_staticp): Delete.
28109 * langhooks-def.h (lhd_staticp): Delete prototype.
28110 (LANG_HOOKS_STATICP): Delete.
28111 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
28113 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
28114 instead of DECL_STMTs.
28116 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28124 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
28126 (fold_call_expr): Return a NOP_EXPR from folding rather than the
28127 contained expression.
28128 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
28129 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
28130 conditional expressions for C.
28131 (decl_constant_value_for_optimization): Move from
28132 decl_constant_value_for_broken_optimization in c-typeck.c. Check
28133 whether optimizing and that the expression is a VAR_DECL not of
28134 array type instead of doing such checks in the caller. Do not
28135 check pedantic. Call gcc_unreachable for C++.
28136 * c-common.def (C_MAYBE_CONST_EXPR): New.
28137 * c-common.h (c_fully_fold, c_save_expr,
28138 decl_constant_value_for_optimization): New prototypes.
28139 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28140 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28141 EXPR_INT_CONST_OPERANDS): Define.
28142 * c-convert.c (convert): Strip nops from expression.
28143 * c-decl.c (groktypename): Take extra parameters expr and
28144 expr_const_operands. Update call to grokdeclarator.
28145 (start_decl): Update call to grokdeclarator. Add statement for
28146 expressions used in type of decl.
28147 (grokparm): Update call to grokdeclarator.
28148 (push_parm_decl): Update call to grokdeclarator.
28149 (build_compound_literal): Add parameter non_const and build a
28150 C_MAYBE_COSNT_EXPR if applicable.
28151 (grokdeclarator): Take extra parameters expr and
28152 expr_const_operands. Track expressions used in declaration
28153 specifiers and declarators. Fold array sizes and track whether
28154 they are constant expressions and whether they are integer
28155 constant expressions.
28156 (parser_xref_tag): Set expr and expr_const_operands fields in
28158 (grokfield): Update call to grokdeclarator.
28159 (start_function): Update call to grokdeclarator.
28160 (build_null_declspecs): Set expr and expr_const_operands fields in
28162 (declspecs_add_type): Handle expressions in typeof specifiers.
28163 * c-parser.c (c_parser_declspecs): Set expr and
28164 expr_const_operands fields for declaration specifiers.
28165 (c_parser_enum_specifier): Likewise.
28166 (c_parser_struct_or_union_specifier): Likewise.
28167 (c_parser_typeof_specifier): Likewise. Update call to
28168 groktypename. Fold expression as needed. Return expressions with
28169 type instead of adding statements.
28170 (c_parser_attributes): Update calls to c_parser_expr_list.
28171 (c_parser_statement_after_labels): Fold expression before passing
28172 to objc_build_throw_stmt.
28173 (c_parser_condition): Fold expression.
28174 (c_parser_asm_operands): Fold expression.
28175 (c_parser_conditional_expression): Use c_save_expr. Update call
28176 to build_conditional_expr.
28177 (c_parser_alignof_expression): Update call to groktypename.
28178 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
28179 original_code. Fold expression argument of va_arg. Create
28180 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
28181 argument to va_arg. Update calls to groktypename. Fold array
28182 index for offsetof. Verify that first argument to
28183 __builtin_choose_expr has integer type.
28184 (c_parser_postfix_expression_after_paren_type): Update calls to
28185 groktypename and build_compound_literal. Handle expressions with
28186 side effects in type name.
28187 (c_parser_postfix_expression_after_primary): Update call to
28188 c_parser_expr_list. Set original_code for calls to
28189 __builtin_constant_p.
28190 (c_parser_expr_list): Take extra parameter fold_p. Fold
28191 expressions if requested.
28192 (c_parser_objc_type_name): Update call to groktypename.
28193 (c_parser_objc_synchronized_statement): Fold expression.
28194 (c_parser_objc_receiver): Fold expression.
28195 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
28196 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
28197 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
28198 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
28199 (struct c_typespec): Add elements expr and expr_const_operands.
28200 (struct c_declspecs): Add elements expr and expr_const_operands.
28201 (groktypename, build_conditional_expr, build_compound_literal):
28203 (in_late_binary_op): Declare.
28204 * c-typeck.c (note_integer_operands): New function.
28205 (in_late_binary_op): New variable.
28206 (decl_constant_value_for_broken_optimization): Move to c-common.c
28207 and rename to decl_constant_value_for_optimization.
28208 (default_function_array_conversion): Do not strip nops.
28209 (default_conversion): Do not call
28210 decl_constant_value_for_broken_optimization.
28211 (build_array_ref): Do not fold result.
28212 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
28213 result when operand is a VLA.
28214 (c_expr_sizeof_type): Update call to groktypename. Handle
28215 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28216 result when operand names a VLA type.
28217 (build_function_call): Update call to build_compound_literal.
28218 Only fold result for calls to __builtin_* functions. Strip
28219 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28220 the function designator.
28221 (convert_arguments): Fold arguments. Update call to
28222 convert_for_assignment.
28223 (build_unary_op): Handle increment and decrement of
28224 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
28225 decrement earlier. Fold operand of increment and decrement.
28226 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
28227 built for integer operand. Wrap returns that are INTEGER_CSTs
28228 without being integer constant expressions or that have integer
28229 constant operands without being INTEGER_CSTs.
28230 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
28231 (build_conditional_expr): Add operand ifexp_bcp. Track whether
28232 result is an integer constant expression or can be used in
28233 unevaluated parts of one and avoid folding and wrap as
28234 appropriate. Fold operands before possibly doing -Wsign-compare
28236 (build_compound_expr): Wrap result for C99 if operands can be used
28237 in integer constant expressions.
28238 (build_c_cast): Update call to digest_init. Do not ignore
28239 overflow from casting floating-point constants to integers. Wrap
28240 results that could be confused with integer constant expressions,
28241 null pointer constants or floating-point constants.
28242 (c_cast_expr): Update call to groktypename. Handle expressions
28243 included in type name.
28244 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
28245 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
28246 Update calls to convert_for_assignment.
28247 (convert_for_assignment): Take new parameter
28248 null_pointer_constant. Do not strip nops or call
28249 decl_constant_value_for_broken_optimization. Set
28250 in_late_binary_op for conversions to boolean.
28251 (store_init_value): Update call to digest_init.
28252 (digest_init): Take new parameter null_pointer_constant. Do not
28253 call decl_constant_value_for_broken_optimization. pedwarn for
28254 initializers not constant expressions. Update calls to
28255 convert_for_assignment.
28256 (constructor_nonconst): New.
28257 (struct constructor_stack): Add nonconst element.
28258 (really_start_incremental_init, push_init_level, pop_init_level):
28259 Handle constructor_nonconst and nonconst element.
28260 (set_init_index): Call constant_expression_warning for array
28262 (output_init_element): Fold value. Set constructor_nonconst as
28263 applicable. pedwarn for initializers not constant expressions.
28264 Update call to digest_init. Call constant_expression_warning
28265 where constant initializers are required.
28266 (process_init_element): Use c_save_expr.
28267 (c_finish_goto_ptr): Fold expression.
28268 (c_finish_return): Fold return value. Update call to
28269 convert_for_assignment.
28270 (c_start_case): Fold switch expression.
28271 (c_process_expr_stmt): Fold expression.
28272 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
28273 ensure statement expression is not evaluated in constant expression.
28274 (build_binary_op): Track whether results are integer constant
28275 expressions or may occur in such, disable folding and wrap results
28276 as applicable. Fold operands for -Wsign-compare warnings unless
28278 (c_objc_common_truthvalue_conversion): Handle results folded to
28279 integer constants that are not integer constant expressions.
28280 * doc/extend.texi: Document when typeof operands are evaluated,
28281 that condition of __builtin_choose_expr is an integer constant
28282 expression, and more about use of __builtin_constant_p in
28285 2009-03-29 Richard Guenther <rguenther@suse.de>
28287 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28288 propagate addresses of array references.
28290 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28292 * regmove.c (perhaps_ends_bb_p): Remove.
28293 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28294 from INSN and check that the main loop stays within that basic block.
28295 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28296 (regmove_forward_pass): Split out from regmove_optimize. Use
28297 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28298 (regmove_backward_pass): Split out from regmove_optimize. Use
28299 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28300 (regmove_optimize): Simplify.
28302 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28305 * config/i386/i386.c (classify_argument): Ignore flexible array
28306 member in struct and warn ABI change.
28308 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28310 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28312 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28313 (ix86_adjust_cost): Updated.
28315 2009-03-29 Jan Hubicka <jh@suse.cz>
28317 PR middle-end/28850
28318 * tree-pass.h (pass_cleanup_eh): New function.
28319 (remove_unreachable_regions): Break code handling RTL
28320 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28321 that can not be reached by runtime.
28322 (can_be_reached_by_runtime): New function.
28323 (label_to_region_map): New function.
28324 (num_eh_regions): New function.
28325 (rtl_remove_unreachable_regions): New function.
28326 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28327 (remove_eh_region): New function.
28328 * except.h: Include sbitmap and vecprim.
28329 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28330 num_eh_regions): Declare.
28331 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28332 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28333 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28334 (tree_empty_eh_handler_p): New function.
28335 (cleanup_empty_eh): New function.
28336 (cleanup_eh): New function.
28337 (pass_cleanup_eh): New function.
28339 2009-03-29 Jan Hubicka <jh@suse.cz>
28341 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28342 for removed regions.
28344 2009-03-29 Jan Hubicka <jh@suse.cz>
28346 * except.c (dump_eh_tree): Dump all datastructures.
28348 2009-03-29 Jan Hubicka <jh@suse.cz>
28350 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28351 (duplicate_eh_regions_1): Likewise.
28352 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28353 vector; call EH verification.
28354 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28355 Be ready for region being removed.
28357 2009-03-29 Jan Hubicka <jh@suse.cz>
28359 * bitmap.c (bitmap_last_set_bit): New function.
28360 * bitmap.h (bitmap_last_set_bit): Declare.
28362 2009-03-29 David Ayers <ayers@fsfe.org>
28365 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
28366 by calling objc_compare_types and surpress warnings about
28367 incompatible C pointers that are compatible ObjC pointers.
28369 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
28371 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
28372 call initialize_inline_failed.
28373 (initialize_inline_failed): Move it from here ...
28374 * cgraph.c (initialize_inline_failed): ... to here.
28375 (cgraph_create_edge): Call initialize_inline_failed rather than
28376 setting inline_failed directly.
28378 2009-03-29 Ben Elliston <bje@au.ibm.com>
28381 * sysv4.opt (msdata): Improve comment.
28382 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
28383 * sysv4.h (SVR4_ASM_SPEC): Likewise.
28385 2009-03-29 Ben Elliston <bje@au.ibm.com>
28388 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
28389 load and store attributes.
28391 2009-03-29 Ben Elliston <bje@au.ibm.com>
28393 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
28394 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
28395 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
28396 * doc/extend.texi (X86 Built-in Functions): Add index entries for
28397 __builtin_infq and __builtin_huge_valq.
28399 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28401 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28403 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28404 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28406 2009-03-28 Xinliang David Li <davidxl@google.com>
28408 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28409 (do_dbg_cnt): New function.
28411 2009-03-28 Jan Hubicka <jh@suse.cz>
28413 Merge from pretty-ipa:
28415 2009-03-27 Jan Hubicka <jh@suse.cz>
28417 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28418 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28419 * passes.c (function_called_by_processed_nodes_p): New.
28420 * ipa-pure-const.c (check_call): Fix handling of operands.
28421 (analyze_function): Dump debug output for skipped bodies.
28422 (local_pure_const): Use function_called_by_processed_nodes_p.
28423 * dwarf2out.c (reference_to_unused): Use output.
28424 * passes.c (do_per_function_toporder): Likewise.
28426 2008-11-12 Jan Hubicka <jh@suse.cz>
28428 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28429 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28430 state_set_in_source enum
28431 (check_decl): Ignore memory tags; do not set fake looping flags;
28433 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28434 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28435 (check_call, analyze_function): Rewrite.
28437 (add_new_function): Update call of analyze_function.
28438 (generate_summary): Add call of analyze_function.
28439 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28440 (local_pure_const): New function.
28441 (pass_local_pure_const): New pass.
28442 * ipa-inline.c (inline_transform): Set after_inlining.
28443 * tree-eh.c (stmt_can_throw_external): New.
28444 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28445 work with aliasing built.
28446 * tree-flow.h (stmt_can_throw_external): New.
28447 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28448 and local pure/const pass in early and late optimization queue.
28450 2009-03-28 Martin Jambor <mjambor@suse.cz>
28452 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28454 (fold_binary): Allow function decl aligment consideration is the
28455 second argument is integer constant one.
28456 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28457 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28458 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28460 2009-03-28 Jan Hubicka <jh@suse.cz>
28462 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28463 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28464 * function.h (rtl_data): Add nothrow flag.
28465 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28466 set DECL_NOTHROW for AVAILABLE functions.
28468 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28470 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28471 following vector keyword has expansion starting with pixel or bool
28472 keyword, expand vector to __vector and pixel or bool to __pixel or
28476 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28477 warn_if_disallowed_function_p): Removed.
28478 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28479 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28480 warning_if_disallowed_function_p.
28481 * flags.h (warn_if_disallowed_function_p,
28482 warn_disallowed_functions): Removed.
28483 * common.opt (Wdisallowed-function-list=): Removed.
28484 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28486 2009-03-28 Richard Guenther <rguenther@suse.de>
28488 PR tree-optimization/38723
28489 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28492 2009-03-28 Jan Hubicka <jh@suse.cz>
28494 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28495 test introduced by my previous patch.
28497 2009-03-28 Richard Guenther <rguenther@suse.de>
28499 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28500 the PHIs value undefined.
28502 2009-03-28 Jan Hubicka <jh@suse.cz>
28504 * tree-pass.h (pass_fixup_cfg): New pass.
28505 * ipa-inline.c (inline_transform): Set
28506 always_inline_functions_inlined/after_inlining.
28507 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28508 (pass_fixup_cfg): New pass.
28509 * passes.c (init_optimization_passes): Add fixup_cfg.
28511 2009-03-28 Richard Guenther <rguenther@suse.de>
28513 PR tree-optimization/38458
28514 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28515 argument use the arguments copy-of value.
28517 2009-03-28 Richard Guenther <rguenther@suse.de>
28519 PR tree-optimization/38180
28520 * tree-ssa-ccp.c (get_default_value): Simplify.
28521 (likely_value): Likewise.
28522 (surely_varying_stmt_p): Properly handle VOP case.
28523 (ccp_initialize): Likewise.
28524 (ccp_fold): Handle propagating through *&.
28525 (fold_const_aggregate_ref): Also handle decls.
28527 2009-03-28 Jan Hubicka <jh@suse.cz>
28529 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28530 * cgraph.h (cgraph_node): Likewise.
28531 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28532 (cgraph_reset_node): Use process flag.
28533 (cgraph_mark_functions_to_output): Likewise.
28534 (cgraph_expand_function): Likewise.
28535 (cgraph_expand_all_functions): Likewise.
28536 (cgraph_output_in_order): Likewise.
28537 * dwarf2out.c (reference_to_unused): Likewise.
28538 * passes.c do_per_function_toporder): Likewise.
28540 2009-03-28 Jan Hubicka <jh@suse.cz>
28542 Bring from lto-branch:
28544 2008-09-03 Doug Kwan <dougkwan@google.com>
28546 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28547 enums instead of reason strings.
28548 * cgraph.c (cgraph_create_edge): Same.
28549 (cgraph_inline_failed_string): New function.
28550 * cgraph.h (cgraph_inline_failed_t): New enum type.
28551 (cgraph_inline_failed_string): New prototype.
28552 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28553 char pointer to cgraph_inline_failed_t.
28554 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28555 (cgraph_default_inline_p): Ditto.
28556 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28557 to cgraph_inline_failed_t pointer.
28558 * cif-code.def: New file.
28559 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28561 (cgraph_check_inline_limits): Change type of REASON to pointer to
28562 cgraph_inline_failed_t. Replace reason strings with enums.
28563 (cgraph_default_inline_p): Ditto.
28564 (cgraph_recursive_inlining_p): Ditto.
28565 (update_caller_keys): Change type of FAILED_REASON to
28566 cgraph_inline_failed_t.
28567 (cgraph_set_inline_failed): Change type of REASON to pointer to
28568 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28569 convert enums to strings for text output.
28570 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28571 to be of type cgraph_inline_failed_t. Replace reason strings with
28572 enums. Call cgraph_inline_failed_string to covert enums
28573 to strings for text output.
28574 (cgraph_decide_inlining): Replace reason strings with enums.
28575 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28576 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28578 * tree-inline.c (expand_call_inline): Change type of REASON
28579 to cgraph_inline_failed_t. Replace reason strings with enums.
28580 Call cgraph_inline_failed_string for text output.
28581 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28584 2009-03-28 Jan Hubicka <jh@suse.cz>
28586 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28587 cgraph_clone_node): Remove master clone handling.
28588 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28589 * cgraph.h (master_clone): Remove.
28590 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28591 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28592 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28594 2009-03-28 Jan Hubicka <jh@suse.cz>
28596 * cgraph.c (cgraph_function_body_availability): Functions declared
28597 inline are always safe to assume that it is not going to be replaced.
28599 2009-03-28 Richard Guenther <rguenther@suse.de>
28601 PR tree-optimization/38513
28602 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28603 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28604 EXC_PTR_EXPR and FILTER_EXPR.
28605 (get_ref_from_reference_ops): Likewise.
28607 2009-03-28 Richard Guenther <rguenther@suse.de>
28609 PR tree-optimization/38968
28610 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28611 Use FLOOR_MOD_EXPR to compute misalignment.
28613 2009-03-28 Richard Guenther <rguenther@suse.de>
28615 PR tree-optimization/37795
28616 * tree.h (combine_comparisons): Declare.
28617 * fold-const.c (combine_comparisons): Export.
28618 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28620 (ifcombine_iforif): Use combine_comparisons.
28622 2009-03-28 Jan Hubicka <jh@suse.cz>
28624 * tree-eh.c (inlinable_call_p): New function.
28625 (make_eh_edges): Use it.
28626 (verify_eh_edges): Use it.
28627 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28628 * except.c (reachable_next_level): Add inlinable_function argument
28629 (sjlj_find_directly_reachable_regions): Update.
28630 (add_reachable_handler): Do not set saw_any_handlers.
28631 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28632 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28633 Add new inlinable call parameter.
28634 (can_throw_internal, can_throw_external): Update.
28635 * except.h (can_throw_internal_1, can_throw_external_1,
28636 foreach_reachable_handler): Update declaration.
28638 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28640 * config/arm/t-arm-coff, config/h8300/coff.h,
28641 config/i386/i386-aout.h, config/i386/i386-coff.h,
28642 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28643 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28644 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28645 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28646 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28647 sys-types.h: Remove.
28648 * Makefile.in: Remove protoize and fixproto support and references
28650 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28651 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28653 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28654 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28655 unprotoize$(exeext).
28656 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28657 (.PHONY): Don't depend on proto.
28658 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28659 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28660 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28661 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28662 build/gen-protos.o, build/scan.o, xsys-protos.h,
28663 build/fix-header$(build_exeext), build/fix-header.o,
28664 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28665 stmp-install-fixproto): Remove.
28666 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28667 SYSCALLS.c or fixproto files.
28668 (install-common): Don't install protoize.
28669 (install-headers-tar, install-headers-cpio, install-headers-cp):
28670 Don't depend on $(STMP_FIXPROTO).
28671 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28672 install fixproto files or write out fixproto settings.
28673 (uninstall): Don't uninstall protoize.
28674 * config.gcc (use_fixproto): Remove.
28675 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28676 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28677 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28678 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28679 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28680 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28681 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28682 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28683 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28684 * config/t-vxworks (STMP_FIXPROTO): Remove.
28685 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28686 STMP_FIXPROTO): Remove.
28687 * config.in, configure: Regenerate.
28688 * crtstuff.c (gid_t, uid_t): Don't undefine.
28689 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28690 (arm-*-coff, arm-*-aout: Remove target entries.
28691 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28692 Remove mention of AIX 4.1.
28693 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28694 * doc/invoke.texi (Running Protoize): Remove.
28695 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28696 (Protoize Caveats): Remove.
28697 * tsystem.h: Update comments on headers assumed to exist.
28699 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28701 * genautomata.c: Add a new year to the copyright. Add a new
28703 (struct insn_reserv_decl): Add comments for member bypass_list.
28704 (find_bypass): Remove.
28705 (insert_bypass): New.
28706 (process_decls): Use insert_bypass.
28707 (output_internal_insn_latency_func): Output all bypasses with the
28708 same input insn in one switch case.
28710 * rtl.def (define_bypass): Describe bypass choice.
28711 * doc/md.texi (define_bypass): Ditto.
28713 2009-03-27 Richard Guenther <rguenther@suse.de>
28715 * gimplify.c (mark_addressable): Export.
28716 * tree-flow.h (mark_addressable): Declare.
28717 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28718 * tree-ssa.c (verify_phi_args): Verify that address taken
28719 variables have TREE_ADDRESSABLE set.
28721 2009-03-27 Richard Guenther <rguenther@suse.de>
28723 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28724 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28725 Do not mark decls TREE_ADDRESSABLE.
28726 (build_fold_addr_expr): Adjust.
28727 (fold_addr_expr): Remove.
28728 (fold_unary): Use build_fold_addr_expr.
28729 (fold_comparison): Likewise.
28730 (split_address_to_core_and_offset): Likewise.
28731 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28733 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28734 (gimplify_modify_expr_to_memcpy): Mark source and destination
28736 * omp-low.c (create_omp_child_function): Mark the object decl
28738 (lower_rec_input_clauses): Mark the var we take the address of
28740 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28742 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28744 PR middle-end/39315
28745 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28746 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28748 2009-03-27 Richard Guenther <rguenther@suse.de>
28750 PR tree-optimization/39120
28751 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28753 (handle_lhs_call): Process return constraints. Add escape
28754 constraints if necessary.
28755 (handle_const_call): Fill out return constraints. Make nested
28756 case more precise. Avoid consttmp if possible.
28757 (handle_pure_call): Fill out return constraints. Avoid
28758 callused if possible.
28759 (find_func_aliases): Simplify call handling.
28761 2009-03-27 Richard Guenther <rguenther@suse.de>
28763 PR tree-optimization/39120
28764 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28765 as a representative.
28766 (solve_graph): Do propagate CALLUSED.
28767 (handle_pure_call): Use a scalar constraint from CALLUSED for
28769 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28772 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28775 * c-common.c (handle_aligned_attribute): Properly check alignment
28776 overflow. Use (1U << i) instead of (1 << i).
28778 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28780 * expr.h (get_mem_align_offset): Updated.
28782 * tree.h (tree_decl_common): Change align to "unsigned int" and
28783 move it before pointer_alias_set.
28785 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28786 Jakub Jelinek <jakub@redhat.com>
28789 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28790 gr_register_operand with gr_reg_or_0_operand.
28791 (cmpxchg_rel_di): Likewise.
28792 (sync_lock_test_and_set<mode>): Likewise.
28794 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28796 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28797 (true_regnum): Likewise.
28799 * rtlanal.c (subreg_info): Moved to ...
28800 * rtl.h (subreg_info): Here. New.
28801 (subreg_get_info): New.
28803 * rtlanal.c (subreg_get_info): Make it extern.
28805 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28808 * config/i386/i386.c (ix86_abi): New.
28809 (override_options): Handle -mabi=.
28810 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28811 (ix86_call_abi_override): Likewise.
28812 (init_cumulative_args): Likewise.
28813 (function_arg_advance): Likewise.
28814 (function_arg_64): Likewise.
28815 (function_arg): Likewise.
28816 (ix86_pass_by_reference): Likewise.
28817 (ix86_function_value_regno_p): Likewise.
28818 (ix86_build_builtin_va_list_abi): Likewise.
28819 (setup_incoming_varargs_64): Likewise.
28820 (is_va_list_char_pointer): Likewise.
28821 (ix86_init_machine_status): Likewise.
28822 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28823 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28824 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28825 (ix86_function_abi): Make it static and return enum calling_abi.
28826 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28828 (ix86_fn_abi_va_list): Updated.
28830 * config/i386/i386.h (ix86_abi): New.
28831 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28832 (CONDITIONAL_REGISTER_USAGE): Likewise.
28833 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28834 (machine_function): Likewise.
28836 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28838 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28839 (STACK_BOUNDARY): Likewise.
28840 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28842 * config/i386/i386.opt (mabi=): New.
28844 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28845 return enum calling_abi.
28846 (ix86_function_type_abi): Likewise.
28847 (ix86_function_abi): Removed.
28849 * doc/invoke.texi: Document -mabi= option for x86.
28851 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28853 * builtins.c (real_dconstp): Delete.
28854 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28856 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28857 Jakub Jelinek <jakub@redhat.com>
28860 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28861 (gen_subprogram_die): When a function is explicit, generate the
28862 DW_AT_explicit attribute.
28863 * langhooks.h (struct lang_hooks_for_decls): Add
28864 function_decl_explicit_p langhook.
28865 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28866 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28868 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28870 * builtins.c (fold_builtin_memory_op): Optimize memmove
28871 into memcpy if we can prove source and destination don't overlap.
28873 * tree-inline.c: Include gt-tree-inline.h.
28874 (clone_fn_id_num): New variable.
28875 (clone_function_name): New function.
28876 (tree_function_versioning): Use it.
28877 * Makefile.in (GTFILES): Add tree-inline.c.
28879 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28881 * BASE-VER: Change to 4.5.0.
28883 2009-03-27 Xinliang David Li <davidxl@google.com>
28885 PR tree-optimization/39557
28886 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28888 2009-03-27 Xinliang David Li <davidxl@google.com>
28890 PR tree-optimization/39548
28891 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28894 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28896 * c-common.c (pointer_int_sum): Use %wd on return from
28899 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28901 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28902 on return from tree_low_cst.
28904 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28907 * ginclude/stdarg.h (va_copy): Define also for
28908 __GXX_EXPERIMENTAL_CXX0X__.
28910 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28913 * builtins.h (c_strlen): Do not warn here.
28914 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28915 * c-common.c (pointer_int_sum): Take an explicit location.
28916 Warn about offsets out of bounds.
28917 * c-common.h (pointer_int_sum): Adjust declaration.
28919 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28921 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28924 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28927 * opts.c (warn_if_disallowed_function_p): Don't assume
28928 get_callee_fndecl must return non-NULL.
28930 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28932 PR rtl-optimization/39522
28933 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28934 when reg_reloaded_valid is set.
28936 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28938 * config/spu/divv2df3.c: New file.
28939 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28940 (DPBIT_FUNCS): Filter out _div_df.
28942 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28944 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28945 a jump insn, count that jump in the distance to the loop start.
28947 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28950 * config/sh/sh.c (calc_live_regs): Fix condition for global
28951 registers except PIC_OFFSET_TABLE_REGNUM.
28953 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28956 * doc/invoke.texi (-mconsole): New.
28958 (-mno-cygwin): New.
28960 (-mnop-fun-dllimport): New.
28964 (sub section "i386 and x86-64 Windows Options"): New.
28966 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28968 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28969 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28971 2009-03-25 Richard Guenther <rguenther@suse.de>
28973 PR middle-end/39497
28974 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28977 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28979 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28980 neither of haifa/selective schedulers are working.
28982 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28984 * doc/invoke.texi (Debugging Options): Fix description of
28985 -fno-merge-debug-strings.
28987 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28989 * config/cris/libgcc.ver: New version-script.
28990 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28992 * configure.ac <GAS features, nop mnemonic>: Add pattern
28993 crisv32-*-* for "nop".
28994 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28995 * configure: Regenerate.
28997 2009-03-24 Ira Rosen <irar@il.ibm.com>
28999 PR tree-optimization/39529
29000 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
29001 mark_sym_for_renaming for the tag copied to the new vector
29004 2009-03-24 Arthur Loiret <aloiret@debian.org>
29006 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
29007 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
29008 EXTRA_SPEC_FUNCTIONS.
29009 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
29010 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
29011 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
29012 -march and -mtune options.
29014 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
29016 * config/m68k/t-rtems: Add m5329 multilib.
29018 2009-03-24 Dodji Seketeli <dodji@redhat.com>
29019 Jakub Jelinek <jakub@redhat.com>
29022 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
29025 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29028 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
29029 instead of c_parser_expression_conv, if original_code isn't one of the
29030 4 allowed comparison codes, fail.
29032 2009-03-23 Richard Guenther <rguenther@suse.de>
29034 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
29035 * tree.h (struct tree_type): Likewise.
29036 * reload.h (struct insn_chain): Likewise.
29037 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
29038 * function.h (struct function): Likewise.
29039 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
29041 2009-03-23 Jakub Jelinek <jakub@redhat.com>
29043 PR tree-optimization/39516
29044 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
29046 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
29048 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
29049 should be set true if BITS_PER_WORD of target is bigger than 32
29051 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
29053 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
29054 Translate -B-options to -rpath-link. Correct existing
29055 rpath-link and conditionalize on !nostdlib.
29057 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29059 * doc/extend.texi (Function Attributes, Variable Attributes):
29061 * doc/invoke.texi (Debugging Options, Optimize Options)
29062 (i386 and x86-64 Options, MCore Options): Likewise.
29064 2009-03-20 Jakub Jelinek <jakub@redhat.com>
29067 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
29068 it for block local namespace aliases.
29069 (gen_decl_die): Pass context_die to gen_namespace_die.
29071 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29074 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
29075 minimum or maximum value.
29077 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
29079 * reginfo.c (globalize_reg): Recompute derived reg sets.
29081 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
29084 * libgcc2.c (mprotect): Do not use signed arguments for
29085 VirtualProtect, use DWORD arguments. Also fix the 'may
29086 be used uninitialized' warning for the np variable.
29088 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29091 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
29092 functions using regparm calling conventions when not optimizing.
29093 (ix86_function_sseregparm): Similarly for sseregparm calling
29096 2009-03-19 Li Feng <nemokingdom@gmail.com>
29098 PR middle-end/39500
29099 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
29100 dependence if the first conflict is after niter iterations.
29102 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
29104 PR middle-end/38609
29105 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
29106 functions with dynamic stack-pointer adjustments.
29108 2009-03-19 Ben Elliston <bje@au.ibm.com>
29110 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
29111 option; change to -msdata=data.
29113 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29115 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
29118 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
29121 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
29123 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
29125 * doc/invoke.texi (Code Gen Options): Expand discussion of
29128 2009-03-18 Jakub Jelinek <jakub@redhat.com>
29130 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
29131 * matrix-reorg.c (struct matrix_info): Likewise.
29132 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
29133 * rtl.h (struct mem_attrs): Likewise.
29134 * df.h (struct df): Likewise.
29135 * tree-data-ref.h (struct data_dependence_relation): Likewise.
29136 * ira-int.h (struct ira_allocno): Likewise.
29137 * df-scan.c (struct df_collection_rec): Likewise.
29138 * ira.c (struct equivalence): Likewise.
29139 * function.c (struct temp_slot): Likewise.
29140 * cfgloop.h (struct loop): Likewise.
29143 * function.c (use_register_for_decl): When not optimizing, disregard
29144 register keyword for variables with types containing methods.
29146 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
29148 PR middle-end/39447
29149 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
29150 (is_simple_operand): Call contains_component_ref_p before calling data
29151 reference analysis that would fail on COMPONENT_REFs.
29153 * tree-vrp.c (search_for_addr_array): Fix formatting.
29155 2009-03-18 Richard Guenther <rguenther@suse.de>
29157 * tree-vect-transform.c (vect_loop_versioning): Fold the
29158 generated comparisons.
29159 * tree-vectorizer.c (set_prologue_iterations): Likewise.
29160 (slpeel_tree_peel_loop_to_edge): Likewise.
29162 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29164 PR middle-end/37805
29165 * opts.c (print_specific_help): In addition to `undocumented',
29166 accept `separate' and `joined' flags if passed alone. Describe
29167 output by the first matched one of those.
29168 (common_handle_option): Skip over empty strings.
29169 * gcc.c (display_help): Fix help string for `--help='.
29170 * doc/invoke.texi (Option Summary, Overall Options): With
29171 `--help=', classes and qualifiers can both be repeated, but
29172 only the latter can be negated. One should not pass only
29173 negated qualifiers. Fix markup and examples.
29176 2008-10-14 Jakub Jelinek <jakub@redhat.com>
29177 PR middle-end/37805
29178 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
29179 and -fhelp=separate.
29181 2009-03-17 Jing Yu <jingyu@google.com>
29183 PR middle-end/39378
29184 * function.h (struct rtl_data): Move is_thunk from here...
29185 (struct function): ...to here.
29186 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
29187 * varasm.c (assemble_start_function): Change is_thunk from crtl to
29189 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
29191 (alpha_does_function_need_gp, alpha_start_function): Likewise.
29192 (alpha_output_function_end_prologue): Likewise.
29193 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
29194 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
29195 (rs6000_output_function_epilogue): Likewise.
29196 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
29198 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
29201 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
29202 from different units in a single alternative.
29203 (*truncdfsf_i387): Ditto.
29204 (*truncxfsf2_mixed): Ditto.
29205 (*truncxfdf2_mixed): Ditto.
29207 2009-03-17 Jakub Jelinek <jakub@redhat.com>
29209 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
29210 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
29213 * tree-ssa-live.c (remove_unused_locals): Don't remove local
29214 unused non-artificial variables when not optimizing.
29217 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29218 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29219 NAMESPACE_DECL in its DECL_INITIAL.
29221 PR middle-end/39443
29222 * optabs.c (set_user_assembler_libfunc): New function.
29223 * expr.h (set_user_assembler_libfunc): New prototype.
29224 * c-common.c: Include libfuncs.h.
29225 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
29226 for memcmp, memset, memcpy, memmove and abort.
29227 * Makefile.in (c-common.o): Depend on libfuncs.h.
29230 * dwarf2out.c (gen_inlined_enumeration_type_die,
29231 gen_inlined_structure_type_die, gen_inlined_union_type_die,
29232 gen_tagged_type_instantiation_die): Removed.
29233 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
29236 2009-03-17 Janis Johnson <janis187@us.ibm.com>
29239 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
29241 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
29242 (check-parallel-%): Ditto.
29243 (check-consistency): Ditto.
29245 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
29247 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
29248 local variable rhs by NULL_TREE.
29250 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29253 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
29255 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29258 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
29260 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29263 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
29264 for ms->sysv ABI calls only in 64bit mode.
29266 * config/i386/i386.md (untyped_call): Support 32bit.
29268 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
29270 * doc/extend.texi: Replace x86_65 with x86_64.
29272 2009-03-16 Jakub Jelinek <jakub@redhat.com>
29274 PR tree-optimization/39455
29275 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29276 mismatches for POINTER_TYPE_P (type).
29277 (number_of_iterations_le): Likewise.
29279 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29281 * config/picochip/picochip.c: Removed profiling support.
29282 * config/picochip/picochip.md: Removed profiling instruction.
29283 * config/picochip/picochip.h: Removed profiling builtin.
29285 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29287 * doc/install.texi (--with-host-libstdcxx): Document.
29289 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29292 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29293 generate a warning if the function name does not begin with
29294 "__vector" and the function has either the 'signal' or 'interrupt'
29295 attribute, from here to ...
29296 (avr_declare_function_name): ...here. New function.
29297 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29298 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29300 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29303 * cse.c (fold_rtx): Don't modify original const_arg1 when
29304 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29305 separate variable instead.
29306 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29307 from out of range shift counts.
29308 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29310 2009-03-13 Catherine Moore <clm@codesourcery.com>
29312 * config/i386/x-mingw32 (host-mingw32.o): Replace
29313 diagnostic.h with $(DIAGNOSTIC_H).
29315 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29318 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29320 * config/i386/sync.md (sync_compare_and_swap<mode>,
29321 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29322 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29324 (sync_double_compare_and_swapdi_pic,
29325 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29326 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29328 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29331 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29333 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29336 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29337 (avx_addsubv4df3): Likewise.
29338 (*avx_addsubv4sf3): Likewise.
29339 (sse3_addsubv4sf3): Likewise.
29341 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29344 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29346 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29349 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29350 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29351 registers for allocnos created from user-defined variables.
29353 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29356 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29357 of non-integer mode as well.
29359 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29361 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29362 for functions for which the parameter types are unknown.
29364 2009-03-11 Jakub Jelinek <jakub@redhat.com>
29367 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
29368 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
29369 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
29370 * config/i386/i386.c (ix86_local_alignment): For
29371 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
29372 long long variables on the stack to avoid dynamic realignment.
29373 Allow the first argument to be a decl rather than type.
29374 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
29376 2009-03-11 Nick Clifton <nickc@redhat.com>
29379 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
29381 Add description to mno-lsim option.
29382 * config/mcore/mcore.h: Remove comment about deprecated m4align
29384 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
29385 * doc/invoke.texi: Add description of mno-lsim and
29386 mstack-increment options.
29388 * config/fr30/fr30.opt: Document the -mno-lsim option.
29389 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
29390 and -mno-lsim options.
29392 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29394 * fold-const.c (fold_comparison): Only call fold_inf_compare
29395 if the mode supports infinities.
29397 2009-03-11 Jason Merrill <jason@redhat.com>
29400 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29401 end already did. Notice GIMPLE_CALL modifications of the result.
29402 Don't copy debug information from an ignored decl or a decl from
29405 2009-03-10 Richard Guenther <rguenther@suse.de>
29406 Nathan Froyd <froydnj@codesourcery.com>
29408 PR middle-end/37850
29409 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29410 (__divMODE3): Likewise.
29412 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29414 PR tree-optimization/39394
29415 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29416 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29418 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29420 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29421 inline asms for register asm ("") declarations.
29423 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29425 * fold-const.c (fold_unary): Fix comment.
29427 2009-03-07 Jan Hubicka <jh@suse.cz>
29430 * tree-inline.c (setup_one_parameter): Do replacement of const
29431 argument by constant in SSA form.
29433 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29435 PR middle-end/38028
29436 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29437 determine alignment passed to assign_stack_local.
29438 (assign_parms_unsplit_complex): Likewise.
29439 * except.c (sjlj_build_landing_pads): Likewise.
29441 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29443 PR middle-end/39360
29444 * tree-flow.h (add_referenced_var): Return bool instead of void.
29445 * tree-dfa.c (add_referenced_var): Return result of
29446 referenced_var_check_and_insert call.
29447 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29448 of referenced_var_check_and_insert.
29451 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29452 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29453 DIE, don't emit it if abstract origin already has it.
29454 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29455 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29457 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29459 * genpreds.c (needs_variable): Fix parentheses at variable name
29461 (write_tm_constrs_h): Indent generated code.
29463 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29465 * doc/extend.texi (Function Attributes): Add documentation
29466 for isr attributes.
29468 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29471 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29472 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29474 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29476 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29479 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29482 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29483 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29485 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29487 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29488 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29489 constants instead of magic numbers.
29490 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29492 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29493 (x86_64_ms_abi_int_parameter_registers): Ditto.
29494 (x86_64_int_return_registers): Ditto.
29495 (ix86_maybe_switch_abi): Ditto.
29496 (ix86_expand_call): Ditto for clobbered_registers array.
29497 (ix86_hard_regno_mode_ok): Ditto.
29498 (x86_extended_QIreg_mentioned_p): Ditto.
29500 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29502 PR tree-optimization/39349
29503 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29505 * combine.c (gen_lowpart_for_combine): Use omode when generating
29508 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29510 PR rtl-optimization/39235
29511 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29513 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29515 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29517 2009-03-04 Richard Guenther <rguenther@suse.de>
29519 PR tree-optimization/39362
29520 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29521 that occur in abnormal PHIs should be varying.
29523 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29525 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29527 (simple_iv): Take loop as an argument instead of statement.
29528 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29529 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29531 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29533 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29534 * matrix-reorg.c (analyze_transpose): Ditto.
29535 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29536 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29537 * tree-predcom.c (ref_at_iteration): Ditto.
29538 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29540 2009-03-04 Richard Guenther <rguenther@suse.de>
29542 PR tree-optimization/39358
29543 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29544 escaped_id and callused_id.
29545 (solve_graph): Likewise.
29547 2009-03-04 Richard Guenther <rguenther@suse.de>
29549 PR tree-optimization/39339
29550 * tree-sra.c (try_instantiate_multiple_fields): Make it
29551 no longer ICE on the above.
29553 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29555 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29556 that fits within Pmode.
29558 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29560 PR middle-end/10109
29561 * tm.texi (LIBCALL_VALUE): Update description.
29563 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29565 PR middle-end/34443
29566 * doc/extend.texi (section): Update description.
29568 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29570 PR middle-end/39345
29571 * tree-inline.c (remapped_type): New.
29572 (can_be_nonlocal): Call remapped_type instead of remap_type.
29574 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29577 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29578 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29580 2009-03-03 Richard Guenther <rguenther@suse.de>
29582 PR middle-end/39272
29583 * tree.c (tree_nonartificial_location): New function.
29584 * tree.h (tree_nonartificial_location): Declare.
29585 * builtins.c (expand_builtin_memory_chk): Provide location
29586 of the call location for artificial function pieces.
29587 (maybe_emit_chk_warning): Likewise.
29588 (maybe_emit_sprintf_chk_warning): Likewise.
29589 (maybe_emit_free_warning): Likewise.
29590 * expr.c (expand_expr_real_1): Likewise.
29592 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29594 PR tree-optimization/39343
29595 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29596 COMPONENT_REF t has ARRAY_TYPE.
29598 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29600 PR middle-end/39335
29601 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29602 when the type precision of the induction variable should be
29603 larger than the type precision of nit.
29604 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29605 * graphite.c (graphite_loop_normal_form): Same.
29606 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29608 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29610 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29611 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29612 numbers to describe clobbered registers.
29613 (*call_value_0_rex64_ms_sysv): Ditto.
29614 * config/i386/mmx.md (mmx_emms): Ditto.
29615 (mmx_femms): Ditto.
29617 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29619 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29622 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29624 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29625 (spu_section_type_flags): New function.
29627 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29629 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29630 reg_class_contents of FLOAT_REGS into a temporary.
29632 2009-03-02 Richard Guenther <rguenther@suse.de>
29633 Ira Rosen <irar@il.ibm.com>
29635 PR tree-optimization/39318
29636 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29637 information to the vectorized statement.
29639 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29641 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29642 variable. Use defined names instead of magic constants for REX SSE
29645 2009-03-01 Richard Guenther <rguenther@suse.de>
29647 PR tree-optimization/39331
29648 * omp-low.c (lower_send_shared_vars): Do not receive new
29649 values for the reference of DECL_BY_REFERENCE parms or results.
29651 2009-03-01 Jan Hubicka <jh@suse.cz>
29654 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29655 BLOCK_NONLOCALIZED_VAR): New macros.
29656 (tree_block): Add nonlocalized_vars.
29657 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29658 gen_decl_die): Add origin argument. Allow generation of die with
29659 origin at hand only.
29660 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29661 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29663 (gen_block_die): Fix checking for unused blocks.
29664 (process_scope_var): Break out from .... ; work with origins only.
29665 (decls_for_scope) ... here; process nonlocalized list.
29666 (dwarf2out_ignore_block): Look for nonlocalized vars.
29667 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29669 (dump_scope_block): Dump them.
29670 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29671 (remap_block): Likewise.
29672 (can_be_nonlocal): New predicate.
29673 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29675 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29677 * configure: Regenerate.
29679 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29681 * optc-gen.awk: No need to duplicate option flags twice.
29682 Reuse help texts for duplicate options which do not have any.
29684 * gcc.c (display_help): Document --version.
29686 * gcc.c (main): If print_help_list and verbose_flag, ensure
29687 driver output comes before subprocess output.
29689 * optc-gen.awk: Assign all remaining fields to help string,
29690 space-separated, for multi-line help in *.opt.
29692 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29693 -Wno-pedantic-ms-format is for MinGW targets only.
29695 * doc/options.texi (Option file format): Fix bad indentation,
29696 restoring dropped sentence.
29698 2009-02-28 Jan Hubicka <jh@suse.cz>
29700 * tree-inline.c (tree_function_versioning): Output debug info.
29702 2009-02-28 Jan Hubicka <jh@suse.cz>
29705 * tree-inline.c (setup_one_parameter): Do not copy propagate
29706 arguments when not optimizing.
29708 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29711 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29712 (avx_addsubv4df3): Likewise.
29713 (*avx_addsubv4sf3): Likewise.
29714 (sse3_addsubv4sf3): Likewise.
29715 (*avx_addsubv2df3): Likewise.
29716 (sse3_addsubv2df3): Likewise.
29717 (avx_unpckhps256): Correct item selectors.
29718 (avx_unpcklps256): Likewise.
29719 (avx_unpckhpd256): Likewise.
29720 (avx_unpcklpd256): Likewise.
29722 2009-02-28 Jan Hubicka <jh@suse.cz>
29724 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29726 (copy_arguments_for_versioning): If var is declared don't declare it.
29727 (tree_function_versioning): First setup substitutions and then copy
29730 2009-02-27 Jan Hubicka <jh@suse.cz>
29733 * cgraph.h (varpool_output_debug_info): Remove.
29734 * cgraphunit.c (varpool_output_debug_info): Remove.
29735 * dwarf2out.c (deferred_locations_struct): New struct
29736 (deferred_locations): New type.
29737 (deferred_locations_list): New static var.
29738 (deffer_location): New function.
29739 (gen_variable_die): Use it.
29740 (decls_for_scope): Output info on local static vars.
29741 (dwarf2out_finish): Process deferred locations.
29742 * varpool.c (varpool_output_debug_info): Remove.
29744 2009-02-27 Jan Hubicka <jh@suse.cz>
29747 * tree.h (TREE_PROTECTED): Fix comment.
29748 (BLOCK_HANDLER_BLOCK): Remove.
29749 (struct tree_block): Remove handler_block add body_block.
29750 (inlined_function_outer_scope_p): New.
29751 (is_body_block): Remove.
29752 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29753 * dwarf2out.c (is_inlined_entry_point): Remove.
29754 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29755 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29757 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29758 * gimplify.c (gimplify_expr): Gimplify body blocks.
29759 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29760 block with multiple subblocks.
29761 (dump_scope_block): Prettier output; dump more flags and info.
29762 (dump_scope_blocks): New.
29763 (remove_unused_locals): Use dump_scope_blocks.
29764 * tree-flow.h (dump_scope_blocks): Declare.
29765 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29766 * stmt.c (is_body_block): Remove.
29767 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29768 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29770 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29772 PR middle-end/39308
29773 * graphite.c (graphite_loop_normal_form): Do not call
29774 number_of_iterations_exit from a gcc_assert.
29776 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29778 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29779 jumps if COND is NULL.
29780 (find_cond_jump): New function.
29781 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29782 * config/s390/s390.md: Remove z10_cobra attribute value.
29784 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29786 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29787 force_const_mem returns NULL_RTX.
29789 2009-02-26 Jan Hubicka <jh@suse.cz>
29792 * cgraph.h (varpool_output_debug_info): Remove.
29793 * cgraphunit.c (varpool_output_debug_info): Remove.
29794 * dwarf2out.c (deferred_locations_struct): New struct
29795 (deferred_locations): New type.
29796 (deferred_locations_list): New static var.
29797 (deffer_location): New function.
29798 (gen_variable_die): Use it.
29799 (decls_for_scope): Output info on local static vars.
29800 (dwarf2out_finish): Process deferred locations.
29801 * varpool.c (varpool_output_debug_info): Remove.
29803 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29805 PR rtl-optimization/39241
29806 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29807 to subreg_offset_representable_p.
29809 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29811 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29812 execute function prototype. Get f and nregs from max_reg_num
29813 and get_insns. Remove the first backward pass as it's dead,
29814 guard the forward pass by flag_expensive_optimizations.
29815 (rest_of_handle_regmove): Delete.
29816 (pass_regmove): Replace it with regmove_optimize.
29818 2009-02-25 Martin Jambor <mjambor@suse.cz>
29820 PR tree-optimization/39259
29821 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29822 calls_alloca function flags.
29823 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29824 calls are detected.
29826 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29828 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29829 flags_set_1_rtx, flags_set_1_set): Delete.
29830 (regmove_optimize): Do not call mark_flags_life_zones.
29832 2009-02-24 Julian Brown <julian@codesourcery.com>
29835 * config/arm/arm.c (require_pic_register): Only set
29836 cfun->machine->pic_reg once per function.
29838 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29840 * doc/invoke.texi (Link Options): Document an easier way to pass
29841 options that take arguments to the GNU linker using -Xlinker and -Wl.
29843 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29846 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29848 2009-02-24 Richard Guenther <rguenther@suse.de>
29851 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29853 2009-02-24 Richard Guenther <rguenther@suse.de>
29854 Zdenek Dvorak <ook@ucw.cz>
29856 PR tree-optimization/39233
29857 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29858 from converting them to a generic type.
29860 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29862 PR tree-optimization/39260
29863 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29864 contains a condition with a real type.
29865 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29867 2009-02-23 Jason Merrill <jason@redhat.com>
29870 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29871 narrowing_initializer_constant_valid_p.
29872 (narrowing_initializer_constant_valid_p): Don't return
29873 null_pointer_node for adding a pointer to itself.
29875 2009-02-23 Jan Hubicka <jh@suse.cz>
29878 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29881 2009-02-23 Jan Hubicka <jh@suse.cz>
29883 PR tree-optimization/37709
29884 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29885 * tree.h (block_ultimate_origin): Declare.
29886 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29887 * tree-ssa-live.c (remove_unused_scope_block_p):
29888 Eliminate blocks containig no instructions nor live variables nor
29890 (dump_scope_block): New function.
29891 (remove_unused_locals): Enable removal of dead blocks by default;
29892 enable dumping at TDF_DETAILS.
29894 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29896 * config/i386/i386.c (classify_argument): Don't allow COImode
29898 (function_arg_advance_32): Don't allow OImode.
29899 (function_arg_32): Likewise.
29900 (function_value_32): Likewise.
29901 (return_in_memory_32): Likewise.
29902 (function_arg_64): Remove OImode comment.
29904 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29907 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29908 ix86_expand_vector_set for V4DImode in 64bit mode only.
29909 (ix86_expand_vector_init_one_var): Likewise.
29911 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29913 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29915 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29918 * loop-iv.c: Revert last change.
29919 * emit-rtl.c: Likewise.
29921 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29924 * config/i386/i386.c (type_natural_mode): Remove an extra
29925 space in the warning message.
29926 (function_value_32): Handle 32-byte vector modes.
29927 (return_in_memory_32): Likewise.
29929 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29931 * loop-iv.c (truncate_value): New function.
29932 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29934 (lowpart_subreg): Move to...
29935 * emit-rtl.c: ...here.
29937 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29939 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29940 accidental and undocumented change at revision 140860.
29942 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29944 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29945 take gimple_seq * arguments.
29946 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29947 types_compatible_p langhook.
29949 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29950 Joseph Myers <joseph@codesourcery.com>
29952 * config/arm/arm.c (arm_builtin_va_list): New function.
29953 (arm_expand_builtin_va_start): Likewise.
29954 (arm_gimplify_va_arg_expr): Likewise.
29955 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29956 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29957 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29958 (va_list_type): New variable.
29959 (arm_mangle_type): Mangle va_list_type appropriately.
29961 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29963 PR middle-end/39157
29964 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29965 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29966 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29967 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29968 parameter to 1000 for -O1 by default.
29969 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29971 * loop-invariant.c: Include params.h.
29972 (move_loop_invariants): Don't call move_single_loop_invariants on
29975 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29977 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29978 offset when calculating bounds for indexing stack_usage_map. Fixes
29979 a buffer overflow with certain target setups.
29981 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29984 * calls.c (expand_call): Clear try_tail_call if caller and callee
29985 disagree in promotion of function return value.
29987 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29990 * c-common.c (c_determine_visibility): If visibility changed and
29991 DECL_RTL has been already set, call make_decl_rtl to update symbol
29994 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29997 * varasm.c (assemble_variable): Don't check DECL_NAME when
29998 globalizing a variable.
30000 2009-02-19 Joseph Myers <joseph@codesourcery.com>
30003 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
30004 expression before any __builtin_trap call.
30005 * c-typeck.c (build_function_call): Convert and check function
30006 arguments before generating a call to a trap. Evaluate the
30007 function arguments before the trap.
30009 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
30012 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
30013 (UNSPEC_FXAM_MEM): New unspec.
30014 (fxam<mode>2_i387_with_temp): New insn and split pattern.
30015 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
30016 memory using fxam<mode>2_i387_with_temp to remove excess precision.
30018 2009-02-19 Richard Guenther <rguenther@suse.de>
30020 PR tree-optimization/39207
30021 PR tree-optimization/39074
30022 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
30023 storedanything_tree): New.
30024 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
30025 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
30026 (build_succ_graph): Add edges from STOREDANYTHING to all
30028 (init_base_vars): Initialize STOREDANYTHING.
30029 (compute_points_to_sets): Free substitution info after
30030 building the succ graph.
30031 (ipa_pta_execute): Likewise.
30033 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
30035 (do_ds_constraint): Do not add to special var or non-pointer
30037 (type_could_have_pointers): Split out from ...
30038 (could_have_pointers): ... here. For arrays use the element type.
30039 (create_variable_info_for): Initialize may_have_pointers.
30040 (new_var_info): Likewise.
30041 (handle_lhs_call): Make the HEAP variable unknown-sized.
30042 (intra_create_variable_infos): Use a type with pointers for
30043 PARM_NOALIAS, make it unknown-sized.
30045 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
30048 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
30050 2009-02-18 Jason Merrill <jason@redhat.com>
30053 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
30054 value if DECL_EXTERNAL.
30055 * tree-sra.c (sra_walk_gimple_assign): Likewise.
30056 * target.h (gcc_target::binds_local_p): Clarify "module".
30057 * tree.h (TREE_PUBLIC): Clarify "module".
30059 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
30062 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
30063 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
30065 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
30068 * c.opt (Wabi): Support C and ObjC.
30071 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
30073 * config/i386/i386.c (classify_argument): Warn once about the ABI
30074 change when passing union with long double.
30076 * doc/invoke.texi: Update -Wabi for warning psABI changes.
30078 2009-02-18 Joseph Myers <joseph@codesourcery.com>
30081 * c-parser.c (c_parser_compound_statement): Always enter and leave
30084 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30087 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
30089 2009-02-18 Jakub Jelinek <jakub@redhat.com>
30091 PR tree-optimization/36922
30092 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
30093 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
30096 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30098 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
30101 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30103 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
30105 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30107 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
30110 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
30111 Richard Sandiford <rdsandiford@googlemail.com>
30113 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
30114 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
30115 (loongson_biadd): ...this.
30117 2009-02-17 Richard Guenther <rguenther@suse.de>
30119 PR tree-optimization/39202
30120 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
30121 a var make sure to follow existing collapses.
30123 2009-02-17 Richard Guenther <rguenther@suse.de>
30125 PR middle-end/39214
30126 * langhooks.c (lhd_print_error_function): Check for NULL block.
30128 2009-02-17 Richard Guenther <rguenther@suse.de>
30130 PR tree-optimization/39204
30131 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
30134 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
30136 * config/soft-fp/double.h: Update from glibc CVS.
30138 2009-02-17 Richard Guenther <rguenther@suse.de>
30140 PR tree-optimization/39207
30141 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
30142 strict-aliasing warnings for pointers pointing to NULL.
30144 2009-02-16 Joseph Myers <joseph@codesourcery.com>
30147 * c-parser.c (c_parser_braced_init): Call pop_init_level when
30148 skipping until next close brace.
30150 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
30153 * config/i386/i386.c (ix86_expand_push): Set memory alignment
30154 to function argument boundary.
30156 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30158 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
30159 in the lea_add. Reload eventually constraints it properly.
30160 * config/picochip/constraints.md: Remove the target constraint
30161 "b", since it is not needed anymore.
30163 2009-02-16 Jakub Jelinek <jakub@redhat.com>
30165 * gthr-dce.h: Uglify function parameter and local variable names.
30166 * gthr-gnat.h: Likewise.
30167 * gthr-mipssde.h: Likewise.
30168 * gthr-nks.h: Likewise.
30169 * gthr-posix95.h: Likewise.
30170 * gthr-posix.h: Likewise.
30171 * gthr-rtems.h: Likewise.
30172 * gthr-single.h: Likewise.
30173 * gthr-solaris.h: Likewise.
30174 * gthr-tpf.h: Likewise.
30175 * gthr-vxworks.h: Likewise.
30176 * gthr-win32.h: Likewise.
30178 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
30181 * config/i386/i386.md: Restrict the new peephole2 to move
30182 between MMX/SSE registers.
30184 2009-02-15 Richard Guenther <rguenther@suse.de>
30187 2009-02-13 Richard Guenther <rguenther@suse.de>
30189 * configure.ac: Enable LFS.
30190 * configure: Re-generate.
30191 * config.in: Likewise.
30193 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30195 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
30196 spu_srqwbyte, spu_srqwbytebc): Define.
30197 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
30198 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
30199 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
30200 "shrqby_<mode>"): New insn-and-split patterns.
30201 * config/spu/spu.c (expand_builtin_args): Determine and return
30202 number of operands using spu_builtin_description data.
30203 (spu_expand_builtin_1): Use it.
30205 2009-02-13 Steve Ellcey <sje@cup.hp.com>
30208 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
30211 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30214 * config/i386/i386.c (override_options): Correct warning
30215 messages for -malign-loops, -malign-jumps and -malign-functions.
30217 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30220 * config/i386/i386.md: Restrict the new peephole2 to move
30221 between the general purpose registers.
30223 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30226 * config/i386/i386.c (type_natural_mode): Add a new argument.
30227 Return the original mode and warn ABI change if vector size is 32byte.
30228 (function_arg_advance): Updated.
30229 (function_arg): Likewise.
30230 (ix86_function_value): Likewise.
30231 (ix86_return_in_memory): Likewise.
30232 (ix86_sol10_return_in_memory): Likewise.
30233 (ix86_gimplify_va_arg): Likewise.
30234 (function_arg_32): Don't warn ABX ABI change here.
30235 (function_arg_64): Likewise.
30237 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
30239 * loop-iv.c (implies_p): In the final case, test that operands 0
30240 of the two comparisons match.
30242 * config/bfin/bfin.c (find_prev_insn_start): New function.
30243 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
30244 (find_next_insn_start): Move.
30246 2009-02-13 Richard Guenther <rguenther@suse.de>
30248 * configure.ac: Enable LFS.
30249 * configure: Re-generate.
30250 * config.in: Likewise.
30252 2009-02-13 Joseph Myers <joseph@codesourcery.com>
30255 * c-parser.c (c_parser_parms_list_declarator): Discard pending
30256 sizes on syntax error after some arguments have been parsed.
30258 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30260 * doc/invoke.texi (-fira): Remove.
30262 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30264 * caller-save.c: Replace regclass.c with reginfo.c in comments.
30265 * recog.c: Likewise.
30268 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
30270 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
30271 (umul_ppmm): Likewise.
30272 (count_leading_zeros): Likewise.
30273 (count_trailing_zeros): Likewise.
30274 (UMUL_TIME): Likewise.
30276 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30278 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30279 soft-fp/t-softfp to tmake_file.
30281 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30282 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30283 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30284 IA64_BUILTIN_INFQ]: New.
30285 (ia64_init_builtins): Initialize __builtin_infq,
30286 __builtin_fabsq and __builtin_copysignq if not HPUX.
30287 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30288 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30290 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30292 (__fixtfti): Likewise.
30293 (__fixunstfti): Likewise.
30294 (__floattitf): Likewise.
30296 * config/ia64/libgcc-glibc.ver: New.
30297 * config/ia64/t-fprules-softfp: Likewise.
30298 * config/ia64/sfp-machine.h: Likewise.
30300 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30301 (LIBGCC2_TF_CEXT): Likewise.
30302 (TF_SIZE): Likewise.
30303 (TARGET_INIT_LIBFUNCS): Likewise.
30305 * config/ia64/t-glibc (SHLINB_MAPFILES):
30306 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30308 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30310 * config/i386/i386.c (construct_container): Rewrite processing
30311 BLKmode with X86_64_SSE_CLASS.
30313 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30316 * config/i386/i386.md: Replace simplify_replace_rtx with
30317 replace_rtx in the new peephole2.
30319 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30321 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30322 loop unrolling do not happen at -O2.
30324 2009-02-12 Michael Matz <matz@suse.de>
30326 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30328 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30330 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30333 2009-02-12 Ben Elliston <bje@au.ibm.com>
30335 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30336 patterns when updating the back chain. Missed in the 2009-02-10
30339 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30341 * doc/extend.texi (Decimal Floating Types): Update identifier of
30342 draft TR and list of missing support.
30344 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30346 PR middle-end/39154
30347 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30348 bit to variable length decl's flags, add it also to its
30349 pointer replacement variable.
30351 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30352 Jakub Jelinek <jakub@redhat.com>
30355 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30356 (memory_blockage): New expander.
30357 (*memory_blockage): New insn pattern.
30358 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30359 instead of general blockage at the end of function prologue when
30360 frame pointer is used to access red zone area. Do not emit blockage
30361 when profiling, it is emitted in generic code.
30362 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30363 function epilogue when frame pointer is used to access red zone area.
30365 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
30368 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
30369 by arithmetic with memory operands.
30370 * config/i386/predicates.md (commutative_operator): New.
30372 2009-02-10 Janis Johnson <janis187@us.ibm.com>
30374 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
30377 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
30379 * alias.h (record_alias_subset): Declare.
30380 * alias.c (record_alias_subset): Make global.
30382 2009-02-10 Nick Clifton <nickc@redhat.com>
30384 * tree-parloops.c: Change license to GPLv3.
30385 * ipa-struct-reorg.c: Change license to GPLv3.
30386 * ipa-struct-reorg.h: Change license to GPLv3.
30388 2009-02-10 Steve Ellcey <sje@cup.hp.com>
30391 * c-decl.c (start_struct): Return NULL on error.
30393 2009-02-10 Jakub Jelinek <jakub@redhat.com>
30395 PR middle-end/39124
30396 * cfgloopmanip.c (remove_path): Call remove_bbs after
30397 cancel_loop_tree, not before it.
30400 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30401 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30402 VAR_DECLs were seen.
30403 * tree-ssa-live.c (remove_unused_locals): Recompute
30404 cfun->has_local_explicit_reg_vars.
30405 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30406 copies or clearings if cfun->has_local_explicit_reg_vars.
30408 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30411 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30412 of function prologue when frame pointer is used to access
30415 2009-02-10 Richard Guenther <rguenther@suse.de>
30417 PR middle-end/39127
30418 * gimplify.c (gimple_regimplify_operands): Always look if
30419 we need to create a temporary.
30421 2009-02-10 Richard Guenther <rguenther@suse.de>
30423 PR tree-optimization/39132
30424 * tree-loop-distribution.c (todo): New global var.
30425 (generate_memset_zero): Trigger TODO_rebuild_alias.
30426 (tree_loop_distribution): Return todo.
30428 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30431 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30432 (x86_64_reg_class_name): Removed.
30433 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30434 first one isn't X86_64_SSE_CLASS or any other ones aren't
30435 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30436 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30437 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30438 and 3 X86_64_SSEUP_CLASS.
30439 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30440 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30442 2009-02-10 Ben Elliston <bje@au.ibm.com>
30444 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30445 form instruction to update the stack back chain word, even if the
30446 user has disabled the generation of update instructions.
30447 (movdi_<mode>_update_stack): New.
30448 (movsi_update_stack): Likewise.
30449 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30450 always use an update form instruction to update the stack back
30453 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30455 PR middle-end/38953
30456 * graphite.c (if_region_set_false_region): After moving a region in
30457 the false branch of a condition, remove the empty dummy basic block.
30458 (gloog): Remove wrong fix for PR38953.
30460 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30462 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30463 generation due to implicit sign extension.
30465 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30467 PR middle-end/38981
30468 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30469 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30471 2009-02-09 Richard Guenther <rguenther@suse.de>
30473 PR middle-end/35202
30474 * convert.c (convert_to_real): Disable (float)fn((double)x)
30475 to fnf(x) conversion if errno differences may occur and
30476 -fmath-errno is set.
30478 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30480 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30481 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30482 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30484 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30487 * c-common.c (handle_alias_attribute): Disallow attribute for
30488 anything not a FUNCTION_DECL or VAR_DECL.
30490 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30493 * real.c (do_compare): Special-case compare of zero against
30494 decimal float value.
30496 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30499 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30500 as indicating flexible array members unless the field itself is
30501 being declarared as the incomplete array.
30503 2009-02-06 Jan Hubicka <jh@suse.cz>
30505 PR tree-optimization/38844
30506 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30507 is already inlined.
30509 2009-02-06 Richard Guenther <rguenther@suse.de>
30511 PR middle-end/38977
30512 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30513 fork because we may expand it as __gcov_fork.
30515 2009-02-06 Nick Clifton <nickc@redhat.com>
30517 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30519 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30521 PR tree-optimization/35659
30522 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30523 vn_phi_eq): Shortcut if hashcode does not match.
30524 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30526 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30527 and avoid iterative_hash_expr.
30528 (FOR_EACH_VALUE_ID_IN_SET): New.
30529 (value_id_compare): Remove.
30530 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30531 sort expressions by value id.
30533 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30536 * config/sh/predicates.md (general_movsrc_operand): Don't check
30537 the subreg of system registers here.
30539 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30542 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30543 on the copied decl.
30545 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30547 PR rtl-optimization/39110
30548 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30549 addresses, not aligned ones.
30551 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30552 Richard Guenther <rguenther@suse.de>
30554 PR tree-optimization/39100
30555 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30556 comment says and add edges.
30558 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30561 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30562 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30564 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30566 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30567 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30568 register_bb_in_sese, new_sese, free_sese): Moved.
30569 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30570 outermost_loop_in_scop, build_scop_iteration_domain,
30571 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30572 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30573 Use loop_in_sese_p instead of loop_in_scop_p.
30574 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30575 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30576 (scopdet_basic_block_info): Fix bug in scop detection.
30577 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30578 eq_loop_to_cloog_loop): Remove.
30579 (nb_loops_around_loop_in_scop, nb_loop
30580 ref_nb_loops): Moved here...
30581 * graphite.h (ref_nb_loops): ... from here.
30582 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30583 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30584 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30586 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30587 Hans-Peter Nilsson <hp@axis.com>
30589 PR rtl-optimization/37889
30590 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30591 Move offset handling from PLUS to before the switch. Use new
30592 arguments when considering SYMBOL_REFs too.
30593 (rtx_addr_can_trap_p): Pass dummy offset and size.
30594 (enum may_trap_p_flags): Remove.
30595 (may_trap_p_1): Pass size from MEM_SIZE.
30597 PR rtl-optimization/38921
30598 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30599 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30600 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30601 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30603 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30605 AVX Programming Reference (January, 2009)
30606 * config/i386/sse.md (*vpclmulqdq): New.
30608 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30610 PR tree-optimization/38977
30611 PR gcov-profile/38292
30612 * calls.c (special_function_p): Disregard __builtin_ prefix.
30614 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30616 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30617 non-indexable addresses even before reload.
30619 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30622 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30623 as having variable size. Do not give an error for unnamed
30624 parameters with [*] declarators. Give a warning for type names
30625 with [*] declarators and mark them as variable size.
30626 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30627 for sizeof applied to [*] type names.
30629 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30632 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30634 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30636 * gcc.c (process_command): Update copyright notice dates.
30637 * gcov.c (print_version): Likewise.
30638 * gcov-dump.c (print_version): Likewise.
30639 * mips-tfile.c (main): Likewise.
30640 * mips-tdump.c (main): Likewise.
30642 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30645 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30646 for composite type involving a zero-length array type.
30648 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30651 * function.c (match_asm_constraints_1): Skip over
30652 initial optional % in the constraint.
30654 PR inline-asm/39059
30655 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30656 supported, don't accept FIXED_CSTs.
30657 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30658 and _Sat is used without _Fract/_Accum. Set specs->type to
30659 integer_type_node for cts_fract/cts_accum if fixed point is not
30662 2009-02-02 Catherine Moore <clm@codesourcery.com>
30664 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30666 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30668 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30669 (ABI_HAS_64BIT_SYMBOLS): Use it.
30670 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30672 2009-02-02 Paul Brook <paul@codesourcery.com>
30674 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30676 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30678 PR inline-asm/39058
30679 * recog.h (asm_operand_ok): Add constraints argument.
30680 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30681 recurse on matching constraint.
30682 (check_asm_operands): Pass constraints as 3rd argument to
30683 asm_operand_ok. Don't look up matching constraint here.
30684 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30687 2009-02-02 Ben Elliston <bje@au.ibm.com>
30689 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30690 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30692 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30694 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30695 information. Remove some obsolete information. Reorganize.
30697 * config/pa/fptr.c: Revert license to GPL 2.
30698 * config/pa/milli64.S: Likewise.
30700 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30703 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30704 LIBRARY name in, instead of hard-coding it.
30705 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30706 extra target make frag to tmake_files according to EH model.
30707 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30708 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30709 frags that define makefile variable EH_MODEL appropriately.
30710 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30711 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30712 to "-sjlj" according to type of EH configured.
30713 (LIBGCC_SONAME): Concatenate it to shared library base name.
30714 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30715 to "_sjlj" according to type of EH configured.
30716 (LIBGCC_SONAME): Concatenate it to shared library base name.
30717 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30718 (SHLIB_LINK): Add missing semicolon to if-else construct.
30719 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30720 string value of "pe_dll" command-line option.
30721 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30722 (SHLIB_SONAME): Use it when overriding t-cygming default.
30723 (SHLIB_IMPLIB): Override t-cygming default.
30724 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30725 string value of "pe_dll" command-line option.
30727 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30730 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30731 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30733 2009-01-31 Richard Guenther <rguenther@suse.de>
30735 PR tree-optimization/38937
30736 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30737 computing the transitive closure.
30739 2009-01-30 Richard Guenther <rguenther@suse.de>
30741 PR tree-optimization/39041
30742 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30743 Propagate variable indices only if the types match for this stmt.
30745 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30748 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30749 inline but never defined.
30751 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30753 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30754 (*insv_h_di_reg_extimm): New insn.
30755 (*insv_l<mode>_reg_extimm): New insn.
30757 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30759 * config/picochip/picochip.c (flag_conserve_stack): set
30760 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30761 fconserve-stack. Reduce call-overhead used by inliner.
30763 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30766 * common.opt (flag_conserve_stack): Initialised to zero.
30768 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30771 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30772 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30775 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30777 * ira-color.c (allocno_reload_assign): Update comments.
30778 * regmove.c (regmove_optimize): Likewise.
30782 2009-01-29 Robert Millan <rmh@aybabtu.com>
30784 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30785 * config/i386/kopensolaris-gnu.h: New file. Undefine
30786 `MD_UNWIND_SUPPORT'.
30787 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30789 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30791 PR tree-optimization/39007
30792 * tree-loop-distribution.c (generate_builtin): Use
30793 recompute_dominator to compute the immediate dominator of the
30794 basic block just after the loop.
30796 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30798 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30799 (ASM_OUTPUT_DWARF_PCREL): Define.
30801 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30803 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30804 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30805 global. Modify entries about regmove and IRA.
30807 * ra-conflict.c: Remove the file.
30809 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30811 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30812 (pass_regclass_init): Rename to pass_reginfo_init.
30814 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30816 * toplev.h (flag_ira): Remove.
30818 * caller-save.c (setup_save_areas): Remove flag_ira.
30820 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30822 * global.c: Remove the file.
30824 * opts.c (decode_options): Remove flag_ira.
30826 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30828 * regmove.c: Modify file description.
30829 (find_use_as_address, try_auto_increment): Define them only if
30830 AUTO_INC_DEC is defined.
30831 (replacement_quality, replace_in_call_usage, fixup_match_1,
30832 stable_and_no_regs_but_for_p): Remove.
30833 (reg_set_in_bb): Make it static.
30834 (regmove_optimize): Remove flag_ira and code which worked for
30837 * local-alloc.c: Remove the file.
30839 * common.opt (fira): Remove.
30841 * ira.c: Include except.h.
30842 (eliminable_regset): Move from global.c.
30843 (mark_elimination): Ditto. Remove flag_ira.
30844 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30845 equiv_mem_modified, validate_equiv_mem_from_store,
30846 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30847 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30848 no_equiv, recorded_label_ref): Move from local-alloc.c.
30849 (update_equiv_regs): Ditto. Make it static.
30850 (print_insn_chain, print_insn_chains): Move it from global.c.
30851 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30852 (build_insn_chain): Ditto. Make it static.
30853 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30854 Rename to init_live_subregs.
30855 (gate_ira): Remove flag_ira.
30857 * regclass.c: Rename reginfo.c. Change file description.
30858 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30859 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30860 (init_reg_sets_1): Remove code for evaluation of
30861 reg_class_superclasses and losing_caller_save_reg_set.
30862 (init_regs): Remove init_reg_autoinc.
30863 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30864 ok_for_base_p_nonstrict): Remove.
30865 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30866 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30867 corresponding entries.
30868 (dump_regclass, record_operand_costs, scan_one_insn,
30869 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30870 record_address_regs, auto_inc_dec_reg_p): Remove.
30871 (gt-regclass.h): Rename to gt-reginfo.h.
30873 * rtl.h (dump_global_regs, retry_global_alloc,
30874 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30876 * Makefile.in (RA_H): Remove.
30877 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30878 Rename regclass.o to reginfo.o.
30879 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30881 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30882 (GTFILES): Rename regclass.c to reginfo.c.
30884 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30885 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30887 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30888 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30890 (finish_spills): Ditto. Remove code for !flag_ira.
30892 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30894 PR middle-end/35854
30895 * doc/invoke.texi (rtl debug options): Complete rewrite.
30896 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30898 * mode-switching.c (pass_mode_switching): Rename pass from
30899 "mode-sw" to "mode_sw".
30900 * except.c (pass_convert_to_eh_ranges): Rename pass from
30901 "eh-ranges" to "eh_ranges".
30902 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30906 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30907 Alexander Monakov <amonakov@ispras.ru>
30909 PR middle-end/38857
30910 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30912 (move_exprs_to_boundary): Change return type and pass through
30913 should_move from move_op. Relax assert. Update usage ...
30914 (schedule_expr_on_boundary): ... here. Use should_move instead of
30916 (move_op_orig_expr_found): Indicate that insn was disconnected from
30918 (code_motion_process_successors): Do not call after_merge_succs
30919 callback if original expression was not found when traversing any of
30921 (code_motion_path_driver): Change return type. Update prototype.
30922 (move_op): Update comment. Add a new parameter (should_move). Update
30923 prototype. Set *should_move based on indication provided by
30924 move_op_orig_expr_found.
30926 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30928 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30929 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30930 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30931 * config/rs6000/rs6000.c (rs6000_override_options): Default
30932 avoid-indexed-addresses on for Power6, off for everything else.
30933 (avoiding_indexed_address_p): New function.
30934 (rs6000_legitimize_address): Use it.
30935 (rs6000_legitimate_address): Likewise.
30936 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30938 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30940 PR tree-optimization/38997
30941 * tree-loop-distribution.c (generate_memset_zero): Use
30942 POINTER_PLUS_EXPR for a pointer addition.
30944 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30946 * config/s390/s390.md (bswap<mode>2): New pattern added.
30948 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30950 * config/s390/s390.md (*tls_load_31): Added type attribute.
30952 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30954 * config/s390/s390.md: Fix a few comments.
30956 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30958 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30959 (*tm<mode>_full): Fixed z10prop attribute.
30960 (*tst<mode>_extimm): Fixed z10prop attribute.
30961 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30962 (*tstqiCCT_cconly): Fixed z10prop attribute.
30963 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30964 (*movsi_larl): Fixed z10prop attribute.
30965 (*movsi_zarch): Fixed z10prop attribute.
30966 (*movsi_eas): Fixed z10prop attribute.
30967 (*movhi): Fixed z10prop attribute.
30968 (*movqi): Fixed z10prop attribute.
30969 (*movstrictqi): Fixed z10prop attribute.
30970 (*mov<mode>): Fixed z10prop attribute.
30971 (*movcc): Fixed z10prop attribute.
30972 (*sethighpartdi_64): Fixed z10prop attribute.
30973 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30974 (*negdi2_sign_cc): Fixed z10prop attribute.
30975 (*negdi2_sign): Fixed z10prop attribute.
30976 (*absdi2_sign_cc): Fixed z10prop attribute.
30977 (*absdi2_sign): Fixed z10prop attribute.
30978 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30979 (*negabsdi2_sign): Fixed z10prop attribute.
30980 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30981 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30982 (doloop_si64): Fixed z10prop attribute.
30983 (doloop_si31): Fixed z10prop attribute.
30984 (doloop_long): Fixed z10prop attribute.
30985 (indirect_jump): Fixed z10prop attribute.
30986 (nop): Fixed z10prop attribute.
30987 (main_base_64): Fixed z10prop attribute.
30988 (reload_base_64): Fixed z10prop attribute.
30990 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30992 PR rtl-optimization/38740
30993 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30995 * config/mips/mips.c (mips_reorg): Likewise.
30997 2009-01-28 Richard Guenther <rguenther@suse.de>
30999 PR tree-optimization/38926
31000 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
31001 with the correct value id to a value.
31002 (do_regular_insertion): Use the value number of edoubleprime
31003 for the value number of the expr.
31006 2008-08-21 Richard Guenther <rguenther@suse.de>
31008 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
31009 a PHI ask VN if it is already available.
31010 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
31011 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
31013 2009-01-28 Jakub Jelinek <jakub@redhat.com>
31015 PR middle-end/38934
31016 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
31017 set to varying whenever max has TREE_OVERFLOW set, similarly
31018 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
31020 2009-01-28 Richard Guenther <rguenther@suse.de>
31022 PR middle-end/38908
31023 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
31024 uninitialized aggregate uses in call arguments.
31026 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
31028 PR tree-optimization/38984
31029 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
31030 the nothing_id variable if -fno-delete-null-pointer-checks.
31032 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
31035 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
31036 (set_got_offset_rex64): Ditto.
31038 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
31041 * doc/extend.texi: Improve local variable with asm reg.
31043 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
31045 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
31046 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
31047 was not supplied then set warn_packed_bitfield_compat to the
31048 default value of 1.
31049 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
31052 2009-01-27 Richard Guenther <rguenther@suse.de>
31054 PR tree-optimization/38503
31055 * cfgexpand.c (expand_gimple_basic_block): Ignore
31056 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
31057 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
31058 variables that cannot have TBAA applied.
31059 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
31062 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
31064 PR middle-end/38969
31065 * calls.c (initialize_argument_information): Do not wrap complex
31066 arguments in SAVE_EXPR.
31068 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
31070 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
31071 (INSTALL_LIBGCC): Revert typo commit.
31073 2009-01-26 Richard Guenther <rguenther@suse.de>
31075 PR tree-optimization/38745
31076 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
31077 from special handling.
31079 2009-01-26 Richard Guenther <rguenther@suse.de>
31081 PR tree-optimization/38745
31082 * tree-ssa.c (execute_update_addresses_taken): Do not include
31083 variables that cannot possibly be a register in not_reg_needs.
31084 Do not clear TREE_ADDRESSABLE on vars that may not become
31086 * tree-ssa.c (update_alias_info_1): Include those in the set
31087 of addressable vars.
31089 2009-01-26 Richard Guenther <rguenther@suse.de>
31091 PR middle-end/38851
31092 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
31093 * tree-ssa-dse.c: Include langhooks.h
31094 (execute_simple_dse): Remove stores with zero size.
31096 2009-01-24 Jakub Jelinek <jakub@redhat.com>
31099 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
31102 2009-01-24 Julian Brown <julian@codesourcery.com>
31104 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
31105 config/arm/linux-atomic.c.
31106 * config/arm/linux-atomic.c: New.
31108 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
31110 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
31111 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
31112 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
31114 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
31117 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
31120 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
31122 PR tree-optimization/38953
31123 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
31124 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
31125 (gloog): Split the exit of the scop when the scop exit is a loop exit.
31126 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
31129 2009-01-24 Paul Brook <paul@codesourcery.com>
31131 * config/arm/neon.md (neon_type): Move to arm.md.
31132 (neon_mov<VSTRUCT>): Add neon_type attribute.
31133 * config/arm/arm.md (neon_type): Move to here.
31134 (conds): Add "unconditioal" and use as default for NEON insns.
31136 2009-01-24 Ben Elliston <bje@au.ibm.com>
31138 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
31139 void *' warning from -Wc++-compat.
31140 * Makefile.in (dominance.o-warn): Remove.
31142 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
31144 PR tree-optimization/38932
31145 * fold-const.c (fold_unary_ignore_overflow): New.
31146 * tree.h (fold_unary_ignore_overflow): Declare.
31147 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
31148 * tree-ssa-sccvn.c (visit_reference_op_load,
31149 simplify_unary_expression): Likewise.
31151 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
31153 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
31154 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
31155 regardless of their type.
31156 * c-common.c (handle_packed_attribute): Don't ignore packed on
31158 * c.opt (Wpacked-bitfield-compat): New warning option.
31159 * stor-layout.c (place_field): Warn if offset of a field changed.
31160 * doc/extend.texi (packed): Mention the ABI change.
31161 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
31162 (Warning Options): Add it to the list.
31164 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
31166 * c-opts.c (c_common_post_options): Fix a typo in comments.
31168 2009-01-22 Steve Ellcey <sje@cup.hp.com>
31170 PR middle-end/38615
31171 * gimplify.c (gimplify_init_constructor): Fix promotion of const
31172 variables to static.
31173 * doc/invoke.texi (-fmerge-all-constants): Update description.
31175 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
31178 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
31179 (*movdi_1_rex64): Use type "mmx" for alternative 5.
31181 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
31183 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
31185 (LOCAL_ALIGNMENT): Similarly.
31187 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31188 Joseph Myers <joseph@codesourcery.com>
31190 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
31191 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
31192 * config/arm/arm-tune.md: Regenerate.
31193 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
31196 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31198 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
31199 version number to five.
31201 2009-01-22 Dodji Seketeli <dodji@redhat.com>
31204 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
31205 * c-common.c (set_underlying_type): Likewise.
31206 (is_typedef_decl ): Likewise
31208 (set_underlying_type): Likewise.
31209 (is_typedef_type): Likewise.
31211 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
31213 PR middle-end/38587
31214 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31217 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31220 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
31221 (LIBGCC_SPEC): Don't define.
31222 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
31224 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
31226 PR rtl-optimization/38879
31227 * alias.c (base_alias_check): Unaligned access via AND address can
31228 alias all surrounding object types except those with sizes equal
31229 or wider than the size of unaligned access.
31231 2009-01-21 Dodji Seketeli <dodji@redhat.com>
31234 * c-decl.c (clone_underlying_type): Move this ...
31235 * c-common.c (set_underlying_type): ... here.
31236 Also, make sure the function properly sets TYPE_STUB_DECL() on
31237 the newly created typedef variant type.
31238 (is_typedef_decl ): New entry point.
31239 * tree.h: Added a new member member_types_needing_access_check to
31240 struct tree_decl_non_common.
31241 (set_underlying_type): New entry point.
31242 (is_typedef_type): Likewise.
31244 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
31246 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
31247 Check whether two instructions have memory references that
31248 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
31249 are helper functions for traversing.
31250 * alias.h (insn_alias_sets_confilict_p): New prototypes.
31251 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
31252 not to draw dependency edge for instructions with non-conflicting
31255 2009-01-20 Joseph Myers <joseph@codesourcery.com>
31258 * longlong.h: Update copyright years. Use soft-fp license notice.
31259 Sync __clz_tab declaration with glibc.
31261 2009-01-20 Steve Ellcey <sje@cup.hp.com>
31264 * doc/extend.texi (syscall_linkage): New.
31265 (version_id): Modify.
31267 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
31268 Richard Guenther <rguenther@suse.de>
31270 PR tree-optimization/38747
31271 PR tree-optimization/38748
31272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
31273 conversion if the base address is an indirect reference and the
31274 aliasing sets could cause issues.
31276 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31278 * common.opt (fgraphite, fgraphite-identity): Add comment for
31279 explaining why these options are not documented.
31281 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31283 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31284 gimple_call_lhs is NULL.
31286 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31289 * emit-rtl.c (adjust_address_1): Make sure memref is never
31292 2009-01-20 Ben Elliston <bje@au.ibm.com>
31294 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31295 const qualifier from arg parameter. Remove unnecessary cast to char *.
31296 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31297 const qualifier from arg 2.
31299 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31301 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31303 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31306 * rtl.h (reinit_regs): New prototype.
31307 * regclass.c: Include ira.h.
31308 (reinit_regs): New.
31309 * Makefile.in (regclass.o): Add ira.h.
31310 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31312 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31315 * c-common.c (handle_aligned_attribute): Use
31316 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31317 default alignment value.
31319 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31321 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31322 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31324 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31325 __BIGGEST_ALIGNMENT__.
31327 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31329 2009-01-18 Richard Guenther <rguenther@suse.de>
31331 PR tree-optimization/38819
31332 * tree-flow.h (operation_could_trap_helper_p): Declare.
31333 * tree-eh.c (operation_could_trap_helper_p): Export.
31334 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31335 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31336 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31337 are about to insert a possibly trapping instruction and fail
31340 2009-01-18 Andreas Schwab <schwab@suse.de>
31342 * doc/install.texi (Configuration): Remove obsolete paragraph
31343 about use of --with-gnu-ld with --with-gnu-as.
31345 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31347 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31348 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31349 Follow spelling conventions.
31351 2009-01-18 Ben Elliston <bje@au.ibm.com>
31353 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31354 C++ warning about implicit conversion from void * to struct
31356 (bitmap_obstack_free): Likewise for bitmap_element *.
31357 * Makefile.in (bitmap.o-warn): Remove.
31359 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31361 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31363 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31364 Tobias Grosser <tobi.grosser@amd.com>
31366 * graphite.c (graphite_trans_scop_block): Do not block single
31369 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
31371 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
31372 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31373 test with assertion.
31375 2009-01-16 Richard Guenther <rguenther@suse.de>
31377 PR tree-optimization/38835
31378 PR middle-end/36227
31379 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
31380 and INT + PTR -> (INT)(PTR p+ INT) folding.
31381 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
31383 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
31386 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
31387 the subreg from a lowpart subreg if it is also casting the value.
31389 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31390 Tobias Grosser <tobi.grosser@amd.com>
31392 * graphite.c (compare_prefix_loops): New.
31393 (build_scop_canonical_schedules): Rewritten.
31394 (graphite_transform_loops): Move build_scop_canonical_schedules
31395 after build_scop_iteration_domain.
31397 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31398 Tobias Grosser <tobi.grosser@amd.com>
31400 * graphite.c (add_conditions_to_domain): Add the loops to
31401 the dimension of the iteration domain. Do copy the domain
31402 only when it exists.
31403 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31404 (add_conditions_to_constraints): New.
31405 (can_generate_code_stmt, can_generate_code): Removed.
31406 (gloog): Do not call can_generate_code.
31407 (graphite_transform_loops): Call add_conditions_to_constraints
31408 after building the iteration domain.
31410 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31412 PR tree-optimization/38789
31413 * tree-ssa-threadedge.c
31414 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31415 __builtin_constant_p.
31417 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31419 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31420 examined before deleting them.
31422 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31424 * function.c (aggregate_value_p): Correctly extract the function
31425 type from CALL_EXPR_FN lookup.
31427 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31429 * config/picochip/picochip.c (picochip_override_options): Revert
31430 CFI asm flag disable commited previously.
31432 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31433 Tobias Grosser <tobi.grosser@amd.com>
31434 Jan Sjodin <jan.sjodin@amd.com>
31436 * graphite.c (scan_tree_for_params): On substractions negate
31437 all the coefficients of the term.
31438 (clast_to_gcc_expression_red): New. Handle reduction expressions
31439 of more than two operands.
31440 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31441 (get_vdef_before_scop): Handle also the case of default definitions.
31443 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31445 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31446 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31447 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31449 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31450 Joey Ye <joey.ye@intel.com>
31452 PR middle-end/37843
31453 * cfgexpand.c (expand_stack_alignment): Don't update stack
31454 boundary nor check incoming stack boundary here.
31455 (gimple_expand_cfg): Update stack boundary and check incoming
31456 stack boundary here.
31458 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31460 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31462 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31464 PR rtl-optimization/38245
31465 * calls.c (expand_call): Add stack arguments to
31466 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31467 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31468 in regs and partially in memory or BLKmode arguments.
31469 (emit_library_call_value_1): Add stack arguments to
31470 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31471 ACCUMULATE_OUTGOING_ARGS).
31472 * dce.c: Include tm_p.h.
31473 (find_call_stack_args): New function.
31474 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31476 (mark_insn): Call find_call_stack_args for CALL_Ps.
31477 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31478 forwards. Allocate and free arg_stores bitmap if needed, pass it
31479 down to deletable_insn_p, don't mark stores set in arg_stores
31480 bitmap, clear the bitmap at the beginning of each bb.
31481 * Makefile.in (dce.o): Depend on $(TM_P_H).
31483 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31486 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31487 to make sure the insn is a conditional test (bug 22599). Reformat a
31490 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31492 PR middle-end/38431
31493 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31494 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31495 (gloog): Do not call cleanup_tree_cfg.
31496 (graphite_transform_loops): Call cleanup_tree_cfg after all
31497 scops have been code generated.
31499 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31500 * doc/gty.texi (Invoking the garbage collector): Added new node
31501 and section documenting ggc_collect.
31503 2009-01-14 Richard Guenther <rguenther@suse.de>
31505 PR tree-optimization/38826
31506 PR middle-end/38477
31507 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31508 initialization notes only if we actually emitted a warning.
31509 (intra_create_variable_infos): Add constraints for a result decl
31510 that is passed by hidden reference.
31511 (build_pred_graph): Mark all related variables non-direct on
31514 2009-01-14 Nick Clifton <nickc@redhat.com>
31516 * ira-conflicts.c: Include addresses.h for the definition of
31518 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31519 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31521 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31524 * Makefile.in (ira-lives.o): Add except.h.
31526 * ira-lives.c: Include except.h.
31527 (process_bb_node_lives): Process can_throw_internal.
31529 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31531 PR rtl-optimization/38774
31532 * combine.c (simplify_set): When undoing cc_use change, don't do
31533 PUT_CODE on the newly created comparison, but instead put back the
31536 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31538 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31539 values. Remove duplicate arm8 entry.
31541 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31543 PR tree-optimization/38786
31544 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31545 the SSA_NAME case of expand_scalar_variables_expr.
31546 Set the type of an expression to the type of its assign statement.
31547 (expand_scalar_variables_expr): Also gather the scalar computation
31548 used to index the memory access. Do not pass loop_p.
31549 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31550 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31551 the gimple_stmt_iterator where it inserts new code.
31552 Do not pass loop_p.
31553 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31554 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31556 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31558 * graphite.h (debug_value): Removed.
31559 * graphite.c (debug_value): Removed.
31561 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31563 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31564 ldrd/strd with two 32-bit instructions.
31566 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31568 * config/arm/arm.c (struct processors): Pass for speed down into
31569 cost helper functions.
31570 (const_ok_for_op): Handle COMPARE and inequality nodes.
31571 (arm_rtx_costs_1): Rewrite.
31572 (arm_size_rtx_costs): Update prototype.
31573 (arm_rtx_costs): Pass speed down to helper functions.
31574 (arm_slowmul_rtx_costs): Rework cost calculations.
31575 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31576 (arm_9e_rtx_costs): Likewise.
31578 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31580 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31581 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31582 (alpha_legitimize_address): Do not split local symbols wider than
31583 UNITS_PER_WORD into HIGH/LO_SUM parts.
31585 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31588 * gcc.c (process_command): Replace call to execvp with calls
31589 to pex_one and exit.
31591 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31594 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31595 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31596 variant for devices with 3-byte PC.
31597 (__tablejump_elpm__): New.
31599 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31602 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31603 offsetof member-designator, handle it as `[0].'.
31605 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31607 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31608 function when not using named sections on targets with named sections
31609 if branch distance is less than 262132.
31611 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31613 * combine.c (combine_instructions): Recompute
31614 optimize_this_for_speed_p for each BB in the main combine loop.
31616 2009-01-12 Tomas Bily <tbily@suse.cz>
31619 * tree-loop-distribution.c (prop_phis): New function.
31620 (generate_builtin): Call prop_phis.
31622 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31624 PR tree-optimization/38807
31625 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31626 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31628 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31630 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31631 subreg of op0 to the original op0.
31633 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31635 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31637 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31640 * mips-tfile.c (parse_def): Fix parsing of def strings
31641 starting with digits.
31643 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31646 * config/arm/arm.c (arm_is_long_call_p): Don't call
31647 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31649 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31651 * regrename.c (regrename_optimize): Fix dumping.
31652 (find_oldest_value_reg): Preserve REG_POINTER.
31653 (copy_hardreg_forward_1): Likewise.
31655 2009-01-09 Diego Novillo <dnovillo@google.com>
31657 * gimple.h (struct gimple_statement_base) <uid>: Document
31658 the restrictions on its use.
31659 (gimple_uid): Tidy.
31660 (gimple_set_uid): Tidy.
31662 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31664 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31665 zero guard even if align_bytes != 0 and count is smaller than
31668 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31670 PR rtl-optimization/38495
31671 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31672 (add_range_and_copies_from_move_list): Print all added ranges.
31673 Add ranges to memory optimized destination.
31675 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31679 * config/i386/i386.c (override_options): Reject
31680 -mstringop-strategy=rep_8byte with -m32.
31681 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31682 to 1. Do count comparison against epilogue_size_needed at compile
31683 time even when count_exp was constant forced into register. For
31684 size_needed don't jump to epilogue, instead just avoid aligning
31685 and invoke the body algorithm. If need_zero_guard, add zero guard
31686 even if count is non-zero, but smaller than size_needed + number of
31687 bytes that could be stored for alignment.
31688 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31689 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31690 but smaller than size_needed + number of bytes that could be stored
31691 for alignment. Compare size_needed with epilogue_size_needed instead
31692 of desired_align - align, don't adjust size_needed, pass
31693 epilogue_size_needed to the epilogue expanders.
31696 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31698 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31700 * pa.c (last_address): Change to unsigned.
31701 (update_total_code_bytes): Change argument to unsigned. Don't
31702 check if insn addresses are set.
31703 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31704 addresses are not set.
31705 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31707 2009-01-09 Nick Clifton <nickc@redhat.com>
31709 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31710 DECL_DECLARED_INLINE_P.
31712 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31714 PR middle-end/38347
31715 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31716 GET_MODE (op0) in operand_subword_force calls.
31718 PR middle-end/38771
31719 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31720 fold_convert arg0 operands to TREE_TYPE (op0) first.
31722 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31724 * params.def (ira-max-conflict-table-size): Decrease default value
31727 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31729 PR tree-optimization/37031
31730 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31732 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31733 allocate it using gc instead of heap, use VEC_quick_push instead of
31735 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31736 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31737 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31738 allocated vector from heap allocated.
31739 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31740 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31741 vector only after perfect_loop_nest_depth call.
31743 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31744 Jan Sjodin <jan.sjodin@amd.com>
31746 PR tree-optimization/38559
31747 * graphite.c (debug_value, copy_constraint,
31748 swap_constraint_variables, scale_constraint_variable, ): New.
31749 (get_lower_bound, get_upper_bound): Removed.
31750 (graphite_trans_bb_strip_mine): Clean up this code that works
31751 only for constant number of iterations. Fully copy upper and
31752 lower bound constraints, not only the constant part of them.
31753 * graphite.h (debug_value): Declared.
31755 2009-01-08 Ira Rosen <irar@il.ibm.com>
31757 PR tree-optimization/37194
31758 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31759 Don't add the cost of cost model guard in prologue to scalar
31760 outside cost in case of known number of iterations.
31762 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31763 Alan Modra <amodra@bigpond.net.au>
31765 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31766 non-word-aligned REG+CONST addressing.
31768 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31771 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31772 free_after_compilation when outputting a thunk.
31773 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31774 Do not call free_after_compilation here.
31776 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31778 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31779 (ix86_valid_target_attribute_inner_p): Ditto.
31781 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31783 PR tree-optimization/38492
31784 PR tree-optimization/38498
31785 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31786 * tree-chrec.h (scev_is_linear_expression): Declared.
31787 * graphite.c (graphite_cannot_represent_loop_niter): New.
31788 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31789 (graphite_loop_normal_form): Use gcc_assert.
31790 (scan_tree_for_params): Use CASE_CONVERT.
31791 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31792 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31793 Use gcc_assert. Discard scops that contain unhandled cases.
31794 (build_scop_conditions): Return a boolean status for unhandled cases.
31795 (strip_mine_profitable_p): Print the loop number, not its depth.
31796 (is_interchange_valid): Pass the depth of the loop nest, don't
31797 recompute it wrongly.
31798 (graphite_trans_bb_block): Same.
31799 (graphite_trans_bb_block): Print tentative of loop blocking.
31800 (graphite_trans_scop_block): Do not print that the loop has been
31802 (graphite_transform_loops): Do not handle scops that contain condition
31805 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31807 AVX Programming Reference (December, 2008)
31808 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31809 (_mm256_stream_pd): Likewise.
31810 (_mm256_stream_ps): Likewise.
31812 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31813 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31814 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31815 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31816 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31817 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31818 (ix86_expand_special_args_builtin): Likewise.
31820 * config/i386/sse.md (AVXMODEDI): New.
31821 (avx_movnt<mode>): Likewise.
31822 (avx_movnt<mode>): Likewise.
31823 (<sse>_movnt<mode>): Remove AVX support.
31824 (sse2_movntv2di): Likewise.
31826 2009-01-07 Richard Guenther <rguenther@suse.de>
31828 PR middle-end/38751
31829 * fold-const.c (extract_muldiv): Remove obsolete comment.
31830 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31831 to PLUS_EXPR canonicalization for the canonicalization.
31833 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31835 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31836 hosted cross-compilers generating less efficient code.
31838 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31840 * function.h (rtl_data): Add a dbr_scheduled_p field.
31841 * reorg.c (dbr_schedule): Set it.
31842 (gate_handle_delay_slots): Check it.
31843 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31844 (mips_reorg): Check flag_delayed_branch instead of
31845 mips_base_delayed_branch.
31846 (mips_override_options): Don't set mips_base_delayed_branch
31847 or flag_delayed_branch.
31849 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31851 PR rtl-optimization/38426.
31852 * ira.c (ira): Set current_function_is_leaf earlier.
31854 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31856 PR rtl-optimization/38722
31857 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31858 too early, only set a flag and modify after last possible
31861 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31864 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31865 * real.c (decimal_single_format): Correct values of emin and emax.
31866 (decimal_double_format): Ditto.
31867 (decimal_quad_format): Ditto.
31868 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31869 computation of DECnn_MIN and DECnn_MAX for corrected values of
31870 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31871 __DECnn_MIN__, and adjust its computation for the corrected value
31874 2009-01-06 Jan Hubicka <jh@suse.cz>
31877 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31879 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31881 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31882 Add Robert Clark to the list of testers.
31884 2009-01-06 Jan Hubicka <jh@suse.cz>
31885 Kai Tietz <kai.tietz@onevision.com>
31887 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31888 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31890 2009-01-06 Jan Hubicka <jh@suse.cz>
31891 Kai Tietz <kai.tietz@onevision.com>
31893 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31895 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31896 (ix86_nsaved_regs): Count only general purpose regs.
31897 (ix86_nsaved_sseregs): New.
31898 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31899 to 16 for w64; compute padding and size of sse reg save area.
31900 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31901 general purpose regs.
31902 (ix86_emit_save_sse_regs_using_mov): New.
31903 (ix86_expand_prologue): Save SSE regs if needed.
31904 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31905 (ix86_emit_restore_sse_regs_using_mov): New.
31906 (ix86_expand_epilogue): Save SSE regs if needed.
31908 2009-01-06 Jan Hubicka <jh@suse.cz>
31909 Kai Tietz <kai.tietz@onevision.com>
31911 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31912 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31913 functions when accumulate outgoing args is off.
31915 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31918 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31919 before using pseudos_have_intersected_live_ranges_p.
31921 * ira-int.h (ira_assert): Always define.
31923 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31925 AVX Programming Reference (December, 2008)
31926 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31927 (_mm256_permute2_pd): Likewise.
31928 (_mm_permute2_ps): Likewise.
31929 (_mm256_permute2_ps): Likewise.
31930 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31931 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31933 * config/i386/i386.c (ix86_builtins): Remove
31934 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31935 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31936 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31937 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31938 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31939 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31940 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31941 __builtin_ia32_vpermil2ps256.
31942 (ix86_init_mmx_sse_builtins): Updated.
31943 (ix86_expand_args_builtin): Likewise.
31945 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31947 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31948 long absolute calls when generating PA 2.0 code.
31950 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31952 PR rtl-optimization/38583
31953 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31955 * params.def (ira-max-conflict-table-size): New.
31957 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31959 * ira.h (ira_conflicts_p): New external definition.
31961 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31962 table. Report this. Return result of building.
31963 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31964 building conflict table.
31966 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31967 (ira_color): Use ira_conflicts_p.
31969 * global.c: Include ira.h.
31970 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31973 * Makefile.in (global.o): Add ira.h.
31975 * ira-build.c (mark_all_loops_for_removal,
31976 propagate_some_info_from_allocno): New.
31977 (remove_unnecessary_allocnos): Call
31978 propagate_some_info_from_allocno.
31979 (remove_low_level_allocnos): New.
31980 (remove_unnecessary_regions): Add parameter. Call
31981 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31982 parameter to remove_unnecessary_regions.
31983 (ira_build): Remove all regions but root if the conflict table was
31984 not built. Update conflict hard regs for allocnos crossing calls.
31986 * ira.c (ira_conflicts_p): New global.
31987 (ira): Define and use ira_conflicts_p.
31989 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31990 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31991 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31993 2009-01-06 Ben Elliston <bje@au.ibm.com>
31995 * gengtype-lex.l (YY_NO_INPUT): Define.
31997 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
32000 * c-common.c (handle_vector_size_attribute): Also reject
32001 BOOLEAN_TYPE types.
32003 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
32005 PR tree-optimization/38492
32006 * graphite.c (rename_map_elt, debug_rename_elt,
32007 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
32008 rename_map_elt_info, eq_rename_map_elts,
32009 get_new_name_from_old_name, bb_in_sese_p): Moved around.
32010 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
32011 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
32012 (sese_build_livein_liveouts): New.
32013 (new_sese, free_sese): New.
32014 (new_scop): Call new_sese.
32015 (free_scop): Call free_sese.
32016 (rename_variables_from_edge, rename_phis_end_scop): Removed.
32017 (register_old_new_names): Renamed register_old_and_new_names.
32018 (register_scop_liveout_renames, add_loop_exit_phis,
32019 insert_loop_close_phis, struct igp,
32020 default_liveout_before_guard, add_guard_exit_phis,
32021 insert_guard_phis, copy_renames): New.
32022 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
32023 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
32024 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
32025 (scop_adjust_phis_for_liveouts): New.
32026 (gloog): Call scop_adjust_phis_for_liveouts.
32028 * graphite.h (struct sese): Documented. Added fields liveout,
32029 num_ver and livein.
32030 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
32031 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
32032 (struct scop): Added field liveout_renames.
32033 (SCOP_LIVEOUT_RENAMES): New.
32035 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32037 PR tree-optimization/38510
32038 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
32039 (translate_clast): Call recompute_all_dominators before
32041 (gloog): Call recompute_all_dominators before graphite_verify.
32043 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
32044 Jan Sjodin <jan.sjodin@amd.com>
32046 PR tree-optimization/38500
32047 * graphite.c (create_sese_edges): Call fix_loop_structure after
32050 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
32052 * config.gcc: Add m32r*-*-rtems*.
32053 * config/m32r/rtems.h: New file.
32055 2009-01-05 Ben Elliston <bje@au.ibm.com>
32057 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
32058 (.po.pox): Likewise.
32059 (po/gcc.pot): Likewise.
32061 2009-01-04 David S. Miller <davem@davemloft.net>
32063 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
32064 (STARTING_FRAME_OFFSET): Always set to zero.
32066 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32068 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
32069 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
32070 fixed-point types, and vectors of the same.
32072 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
32074 * config/mips/sync.md (*mb_barrier): Rename to...
32075 (*memory_barrier): ...this.
32077 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
32079 * doc/extend.texi (Function Attributes): Move @cindex after @item
32080 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
32081 and put in alphabetical order. Fix 'target' name and put in order.
32082 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
32085 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
32087 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
32088 (memory_barrier): Expand as unspec instead of unspec_volatile.
32089 Remove mem:BLK from insn operands. Use Pmode scratch register.
32090 (*memory_barrier): Define as unspec instead of unspec_volatile.
32091 Use (match_dup 0) as input operand.
32093 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
32094 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
32095 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
32096 scratch register. Remove operand 1.
32097 (*stbar): Define as unspec instead of unspec_volatile.
32098 Use (match_dup 0) as input operand, remove (const_int 8).
32099 (*membar): Define as unspec instead of unspec_volatile.
32100 Use (match_dup 0) as input operand, remove input operand 2.
32102 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
32103 (memory_barrier): Expand as unspec instead of unspec_volatile.
32104 Remove mem:BLK from insn operands. Use Pmode scratch register.
32105 (*memory_barrier): Define as unspec instead of unspec_volatile.
32106 Use (match_dup 0) as input operand.
32108 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
32109 Remove mem:BLK from insn operands. Use Pmode scratch register.
32110 Set volatile flag on operand 0.
32111 (*memory_barrier): New insn pattern.
32113 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
32115 (*memory_barrier): Use (match_dup 0) as input operand.
32117 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
32118 Remove mem:BLK from insn operands. Use Pmode scratch register.
32119 Set volatile flag on operand 0.
32120 (*mb_internal): New insn pattern.
32122 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
32124 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32126 PR middle-end/38586
32127 * function.c (struct temp_slot): Move to the section of the file
32128 that deals with temp slots. Remove field 'address'.
32129 (temp_slot_address_table): New hash table of address -> temp slot.
32130 (struct temp_slot_address_entry): New struct, items for the table.
32131 (temp_slot_address_compute_hash, temp_slot_address_hash,
32132 temp_slot_address_eq, insert_temp_slot_address): Support functions
32134 (find_temp_slot_from_address): Rewrite to use the new hash table.
32135 (remove_unused_temp_slot_addresses): Remove addresses of temp
32136 slots that have been made available.
32137 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
32138 worker function for remove_unused_temp_slot_addresses.
32139 (assign_stack_temp_for_type): Don't clear the temp slot address list.
32140 Add the temp slot address to the address -> temp slot map.
32141 (update_temp_slot_address): Update via insert_temp_slot_address.
32142 (free_temp_slots): Call remove_unused_temp_slot_addresses.
32143 (pop_temp_slots): Likewise.
32144 (init_temp_slots): Allocate the address -> temp slot map, or empty
32145 the map if it is already allocated.
32146 (prepare_function_start): Initialize temp slot processing.
32148 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32150 PR middle-end/38584
32151 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
32152 Calculate the size of all stack vars assuming no packing of stack
32153 vars will happen, replacing a quadratic algorithm with a linear one.
32155 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32158 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
32161 2009-01-03 Diego Novillo <dnovillo@google.com>
32163 * doc/contrib.texi: Update contributions.
32165 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32168 * builtins.c (fold_builtin_memory_op): Give up if either operand
32169 is volatile. Set srctype or desttype to non-qualified version
32173 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
32174 and FUNCTION_DECLs.
32176 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
32178 PR rtl-optimization/35805
32179 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
32180 problem if fast dce is able to remove any instructions.
32181 * dce.c (dce_process_block): Fix dump message.
32183 2009-01-02 Mark Mitchell <mark@codesourcery.com>
32186 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
32188 2009-01-02 Jakub Jelinek <jakub@redhat.com>
32190 PR middle-end/38690
32191 * tree-flow.h (op_code_prio, op_prio): New prototypes.
32192 * tree-pretty-print.c (op_code_prio): New function.
32193 (op_prio): No longer static. Use op_code_prio.
32194 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
32195 Use op_prio and op_code_prio to determine if () should be
32196 printed around operand(s) or not.
32198 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
32199 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
32200 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
32201 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
32202 pp_character instead of pp_string for single letter printing.
32204 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
32206 * doc/extend.texi: Fix '#pragma GCC option' typo.
32208 2009-01-02 Richard Guenther <rguenther@suse.de>
32210 * doc/install.texi (--enable-checking): Mention different
32211 default for stage1.
32212 (--enable-stage1-checking): Document.
32214 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32216 PR middle-end/30142
32217 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32218 case to be an error.
32220 2009-01-02 Ben Elliston <bje@au.ibm.com>
32222 * config/fp-bit.h (pack_d): Constify argument.
32223 * config/fp-bit.c (makenan): Constify return type. Remove casts.
32224 (isnan): Constify argument.
32226 (iszero): Likewise.
32227 (pack_d): Likewise.
32228 (_fpadd_parts): Constify return type.
32229 (_fpmul_parts): Likewise.
32230 (_fpdiv_parts): Likewise.
32232 2009-01-01 Jakub Jelinek <jakub@redhat.com>
32235 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
32236 warn about overwriting initializer with side-effects or
32237 -Woverride-init if !IMPLICIT.
32238 (output_init_element): Likewise. Pass IMPLICIT down to
32240 (process_init_element): Add IMPLICIT argument. Pass it down
32241 to output_init_element.
32242 (push_init_element, pop_init_level, set_designator): Adjust
32243 process_init_element callers.
32244 (set_nonincremental_init, set_nonincremental_init_from_string):
32245 Adjust add_pending_init callers.
32246 (output_pending_init_elements): Adjust output_init_element callers.
32247 * c-tree.h (process_init_element): Adjust prototype.
32248 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
32249 process_init_element callers.
32252 Copyright (C) 2009 Free Software Foundation, Inc.
32254 Copying and distribution of this file, with or without modification,
32255 are permitted in any medium without royalty provided the copyright
32256 notice and this notice are preserved.