1 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
4 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
5 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
6 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8 (INT_LEAST64_TYPE): Define.
9 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
10 UINT_LEAST64_TYPE): Define.
11 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12 INT_FAST64_TYPE): Define.
13 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14 UINT_FAST64_TYPE): Define.
15 (INTPTR_TYPE, UINTPTR_TYPE): Define.
17 2009-11-20 Julian Brown <julian@codesourcery.com>
19 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
20 specially for Thumb-1.
21 (ASM_OUTPUT_REG_POP): Likewise.
23 2009-11-19 Jason Merrill <jason@redhat.com>
25 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
27 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
28 Rafael Avila de Espindola <espindola@google.com>
30 * doc/plugins.texi (Plugin initialization): Added advices for
31 retrieving the version of GCC at plugin compilation and loading
34 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
36 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
37 (dump_active_plugins): output to file everything. Use
38 internationalized dump & FMT_FOR_PLUGIN_EVENT.
40 2009-11-19 Richard Guenther <rguenther@suse.de>
42 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
43 around truth-valued expressions.
44 * tree.c (free_lang_data): Untangle check for LTO frontend.
46 2009-11-19 Jakub Jelinek <jakub@redhat.com>
48 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
49 of cgraph_node_for_decl.
50 * cgraph.h (cgraph_node_for_decl): Remove prototype.
51 * cgraph.c (cgraph_node_for_decl): Remove.
52 (cgraph_get_node): Just return NULL if !cgraph_hash.
54 2009-11-19 Paul Brook <paul@codesourcery.com>
56 * config.gcc: Add new ARM --with-fpu options.
57 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
58 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
60 2009-11-18 Richard Guenther <rguenther@suse.de>
62 * gimple.h (union gimple_statement_d): Add gsmembase member.
63 (gimple_vuse_op): Use gsmembase for access.
64 (gimple_vdef_op): Likewise.
65 (gimple_vuse): Likewise.
66 (gimple_vdef): Likewise.
67 (gimple_vuse_ptr): Likewise.
68 (gimple_vdef_ptr): Likewise.
69 (gimple_set_vuse): Likewise.
70 (gimple_set_vdef): Likewise.
71 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
73 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
75 * doc/arm-neon-intrinsics.texi: Regenerated.
77 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
79 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle
82 2009-11-18 Paul Brook <paul@codesourcery.com>
83 Daniel Jacobowitz <dan@codesourcery.com>
85 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
86 (arm_arch7em): New variable.
87 (all_architectures): Add armv7e-m.
88 (arm_override_options): Set arm_arch7em.
89 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
91 (arm_arch7em): Declare.
93 2009-11-18 Richard Guenther <rguenther@suse.de>
95 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
96 a valid field decl if checking is enabled.
98 2009-11-18 Martin Jambor <mjambor@suse.cz>
100 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
101 (lto_ipa_fixup_call_notes): Declare.
102 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
103 (update_call_notes_after_inlining): Copy call stmt uid to the new
105 (ipa_write_param_call_note): New function.
106 (ipa_read_param_call_note): New function
107 (ipa_write_node_info): Write also param call notes. Removed a bogus
108 comment, reformatted to fit 80 columns.
109 (ipa_read_node_info): Read also param call notes. Removed a bogus
110 comment. Remove ipa_edge_args_vector growth.
111 (lto_ipa_fixup_call_notes): New function.
112 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
113 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
114 inlining regardless of flag_wpa.
115 (cgraph_decide_inlining_of_small_functions): Likewise.
116 (cgraph_decide_inlining): Likewise.
117 (inline_read_summary): Likewise.
119 2009-11-18 Jan Hubicka <jh@suse.cz>
121 * predict.c (compute_function_frequency): Export.
122 * predict.h (compute_function_frequency): Declare.
123 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
125 2009-11-18 Martin Jambor <mjambor@suse.cz>
127 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
128 on all nodes we write summaries for.
130 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
133 * params.def (PARAM_INLINE_UNIT_GROWTH)
134 PARAM_IPCP_UNIT_GROWTH)
135 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
136 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
137 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
138 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
139 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
140 PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
143 2009-11-18 Jakub Jelinek <jakub@redhat.com>
145 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
147 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
150 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
152 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
154 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
155 cgraph_materialize_all_clones): Handle same_body aliases.
156 * cgraph.c (cgraph_allocate_node): New function.
157 (cgraph_create_node): Use it.
158 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
159 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
160 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
162 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
163 (input_node): Stream in same_body aliases.
164 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
165 for same_body aliases.
166 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
168 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
171 * config/darwin.h: Use the extension stub libraries to access
172 current libgcc_s features.
174 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
177 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
178 (vect_transform_loop): Call it.
180 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
182 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
185 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
189 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
191 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
192 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
193 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
194 (sese_bad_liveouts_use): New.
195 (sese_reset_debug_liveouts_bb): New.
196 (sese_build_liveouts): Use it.
197 (rename_variables_in_stmt): Reset debug stmts rather than creating
199 (expand_scalar_variable_stmt): Likewise.
201 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
203 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
204 (df_ref_remove): Likewise.
206 2009-11-17 Jan Hubicka <jh@suse.cz>
208 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
211 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
213 * toplev.c (process_options): Remove dead code.
214 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
216 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
218 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
221 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
223 PR tree-optimization/41857
224 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
225 TYPE's address space instead of pointer to TYPE.
227 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
229 * reload.c (find_reloads_address): Fix typo.
231 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
233 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
234 registers in leaf functions if possible.
236 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
238 * config/m68k/m68k-devices.def: Add MCF5441x family.
240 2009-11-17 Jan Hubicka <jh@suse.cz>
242 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
244 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
246 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
248 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
249 nest ior expressions.
250 (x86_64_szext_nonmemory_operand): Ditto.
251 (call_insn_operand): Ditto.
253 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
255 * stmt.c (expand_asm_stmt): Get locus from stmt.
257 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
259 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
260 Create the decl label for the new dest block on demand. Require
261 a fallthrough edge if no asm labels were redirected.
263 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
265 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
267 (cstoresi4): Ditto for operand 2.
268 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
269 patterns using SDWIM mode iterator.
270 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
271 using SWIM mode iterator.
272 (cmpdi_1): Rename from cmpdi_1_rex64.
273 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
275 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn using SWI
277 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
278 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
279 (*cmpqi_ext_3_insn): Make private.
280 (*cmpqi_ext_3_insn_rex64): Make private.
281 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
282 * config/i386/predicates.md (cmpsi_operand): Remove.
284 2009-11-16 Paul Brook <paul@codesourcery.com>
286 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
287 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
289 2009-11-14 Jan Hubicka <jh@suse.cz>
291 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
293 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
294 zero out all callees.
295 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
296 frequency and count match.
297 * ipa-inline.c (update_noncloned_frequencies): New function.
298 (cgraph_clone_inlined_nodes): Use it.
299 * tree-inline.c (copy_bb): Fix frequency scaling; output
300 diagnostic on frequency mismatches to dump file.
301 (initialize_cfun): Do not scale frequency; fix count scaling;
302 initialize entry and exit block frequencies; copy profile info.
303 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
304 (copy_body): Use frequency_scale as argument.
305 (expand_call_inline): Compute frequency scale and output diagnostic
307 (delete_unreachable_blocks_update_callgrah): Remove checking that
308 has to be done after edge redirection.
309 (tree_function_versioning): Update initialize_cfun and copy_body call.
311 2009-11-14 Jan Hubicka <jh@suse.cz>
313 * cgraph.c (cgraph_release_function_body): Update use of
314 ipa_transforms_to_apply.
315 (cgraph_remove_node): Remove ipa_transforms_to_apply.
316 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
317 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
319 (cgraph_materialize_clone): Remove original if dead.
320 * lto-streamer-in.c (lto_read_body): Remove FIXME and
321 ipa_transforms_to_apply hack.
322 * function.h (struct function): Add ipa_transforms_to_apply.
323 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
324 * tree-inline.c (copy_bb): Update sanity check.
325 (initialize_cfun): Do not copy ipa_transforms_to_apply.
326 (expand_call_inline): remove dead clone originals.
327 (tree_function_versioning): Merge transformation queues.
328 * passes.c (add_ipa_transform_pass): Remove.
329 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
331 (execute_all_ipa_transforms): Update.
332 (execute_one_pass): Update.
334 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
336 PR target/21078, 21080
337 * config/avr/avr.c (avr_return_addr_rtx): New function for
338 builtin_return_address.
339 (expand_prologue): Calculate stack usage.
340 (avr_asm_function_end_prologue): Output stack size and offset label.
341 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
342 (machine_function): Add stack_usage.
343 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
345 2009-11-14 Anatoly Sokolov <aesok@post.ru>
347 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
348 new 'outgoing' argument.
349 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
350 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
351 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
352 iq2000_function_value_regno_p.
353 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
354 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
357 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
360 * arm.md (adddi_sesidi_di): Place tied contraint first.
361 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
362 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
363 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
364 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
365 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
366 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
367 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
368 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
369 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
371 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
373 * config/i386/predicates.md (call_register_no_elim_operand):
374 New predicate. Reject stack register as valid call operand
376 (call_insn_operand): Use call_register_no_elim_operand.
378 2009-11-13 Richard Henderson <rth@redhat.com>
380 * function.c (stack_protect_prologue): Don't bypass expand_expr
381 for stack_protect_guard and guard_decl.
382 (stack_protect_epilogue): Likewise.
384 2009-11-13 Jan Hubicka <jh@suse.cz>
386 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
387 when to PUBLIC is set.
389 2009-11-13 Jakub Jelinek <jakub@redhat.com>
392 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
395 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
398 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
399 *call_value_1): Use "lsm" as operand 1 constraint.
400 * config/i386/predicates.md (call_insn_operand): Depend on
401 index_register_operand to avoid %esp register.
403 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
406 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
410 (TARGET_CALL_ESP): New define.
411 * config/i386/i386.c (initial_ix86_tune_features): Initialize
413 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
414 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
415 *call_1, *call_value_pop_1 and *call_value_1. Depend on
417 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
418 New patterns, use "lsm" as operand 1 constraint.
419 * config/i386/predicates.md (call_insn_operand): Depend on
420 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
422 2009-11-13 Jason Merrill <jason@redhat.com>
425 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
426 Don't emit a second declaration at any scope.
428 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
430 PR rtl-optimization/41697
431 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
432 a conditional jump has a single successor.
434 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
436 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
437 allocate reg_last when in case lazy_reg_last is true.
438 (init_deps_reg_last): New.
439 (free_deps): When max_reg is 0, this context is already freed.
440 * sched-int.h (init_deps_reg_last): Export.
441 (init_deps): Update prototype.
442 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
443 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
444 * ddg.c (build_intra_loop_deps): Likewise.
445 * sel-sched-ir.c (copy_deps_context, create_deps_context,
446 reset_deps_context, deps_init_id): Likewise.
447 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
448 (free_data_for_scheduled_insn): New, break down from ...
449 (free_first_time_insn_data): ... here.
450 (has_dependence_p): Allocate reg_last now, when it is needed.
451 (extend_insn_data): When maximal LUID is big enough, allocate
452 per-insn data in smaller chunks.
453 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
454 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
457 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
459 * config/i386/i386.md (call_value): Fix comment.
460 (sibcall_value): Ditto.
462 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
464 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
465 (MD_FROB_UPDATE_CONTEXT): Define.
467 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
468 Laurent GUERBY <laurent@guerby.net>
470 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
471 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
472 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
474 2009-11-12 Jan Hubicka <jh@suse.cz>
476 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
477 and clear DECL_COMMON on localized declarations.
479 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
482 * regrename.c (struct du_head): New structure; some elements moved
484 (struct du_chain): ... this one.
485 (open_chains, closed_chains): Now of type struct du_head *.
486 (do_replace): Accept du_head argument, not du_chain. All callers
487 changed. Modified code to match new data structures.
488 (build_def_use): Return a list of du_head structures. Modified code
489 to match new data structures.
490 (dump_def_use_chain): Accept du_head argument, not du_chain. All
491 callers changed. Modified code to match new data structures.
492 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
493 callers changed. Modified code to match new data structures.
494 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
495 Allocate a du_head structure as well as a du_chain when creating a
496 new chain. Modified other code to match new data structures.
498 2009-11-12 Jan Hubicka <jh@suse.cz>
500 * cgraph.h (varpool_node_name): Declare.
501 * cgraphunit.c (process_function_and_variable_attributes): Set
502 force_output flag on used variables.
503 * ipa.c (function_and_variable_visibility): Dump externally visible
504 and needed variables.
505 * varpool.c (varpool_node_name): Export.
506 (decide_is_variable_needed): Check COMDAT for externally visible vars;
509 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
512 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
513 processing if XEXP (x, i) is NULL.
515 2009-11-12 Jan Hubicka <jh@suse.cz>
517 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
518 imply PUBLIC || EXTERNAL.
520 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
523 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
524 single successor block, ending with jump created by RTL expander.
526 2009-11-11 Jan Hubicka <jh@suse.cz>
529 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
530 and WEAK variables at -fwhole-program.
533 * ipa.c (whole_program_function_and_variable_visility): COMDAT
534 functions/variables are not needed even if they are externally visible.
536 2009-11-11 Jan Hubicka <jh@suse.cz>
538 (patch by Richard Guenther)
539 * lto-streamer-out.c (output_function): Output head of argument list
541 * lto-streamer-in.c (input_function): Re-map arguments into merged
544 2009-11-11 Jan Hubicka <jh@suse.cz>
546 * lto-cgraph.c: Include gcov-io.h
547 (output_profile_summary): New function.
548 (output_cgraph): Use it.
549 (input_profile_summary): New function.
550 (input_cgraph): Use it.
551 * coverage.c (build_ctr_info_value): Use varpool; initalize
553 (create_coverage): Likewise.
554 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
555 (tree_init_edge_profiler): Likewise.
556 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
558 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
560 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
561 * c-pragma.c (def_pragma_macro_value): Likewise.
562 (def_pragma_macro): Likewise.
563 (pushed_macro_table): Likewise.
564 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
565 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
567 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
569 * doc/plugins.texi (Registering custom attributes): section
570 renamed as (Registering custom attributes or pragmas).
571 Mentions custom attributes & pragmas, and c_register_pragma, with
573 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
575 * doc/extend.texi (Function Attributes): Mentions that plugin can
576 provide their attributes.
578 2009-11-11 Jon Beniston <jon@beniston.com>
580 * config.gcc: Add lm32 elf and uclinux targets.
581 * config/lm32: New directory.
582 * config/lm32/lm32.c: New file.
583 * config/lm32/lm32.h: New file.
584 * config/lm32/lm32.md: New file.
585 * config/lm32/lm32.opt: New file.
586 * config/lm32/lm32-protos.h: New file.
587 * config/lm32/constraints.md: New file.
588 * config/lm32/predicates.md: New file.
589 * config/lm32/sfp-machine.h: New file.
590 * config/lm32/t-fprules-softfp: New file.
591 * config/lm32/uclinux-elf.h: New file.
592 * doc/invoke.texi: Document lm32 options.
593 * doc/contrib.texi: Document lm32 porter.
594 * doc/install.texi: Document lm32 targets.
596 2009-11-11 Martin Jambor <mjambor@suse.cz>
599 * ipa-prop.c (ipa_update_after_lto_read): Call
600 ipa_check_create_node_params and ipa_check_create_edge_args. Also
601 call ipa_initialize_node_params instead of ipa_populate_param_decls.
603 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
605 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
606 (neon_expand_vector_init): Use them. Also handle non-constant
607 vectors with identical elements and vectors with only one
608 non-constant element.
609 (arm_print_operand): Handle 'y' modifier.
610 * config/arm/arm-protos.h (neon_make_constant): Declare.
611 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
612 patterns. Use VX instead of VDQW for the first one. Allow
613 a VFP alternative and V32 modes for the second one.
614 * config/arm/neon.ml (shape_elt): Add Alternatives.
615 (ops): Use Alternatives for vdup lane instructions.
616 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
617 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
619 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
621 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
623 (movti, mov<mode>): Call force_reg on one operand if required.
624 * config/arm/vec-common.md (mov<mode>): Likewise.
626 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
628 * config/arm/arm.c (arm_override_options): Enable scheduling for
631 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
635 * expr.h (anti_adjust_stack_and_probe): Declare.
636 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
637 parameter and rewrite head comment.
638 (allocate_dynamic_stack_space): Adjust call to above function.
639 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
641 * tree.h (dwarf2out_args_size): Delete.
642 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
643 (dwarf2out_args_size_adjust): Delete prototype and move around.
644 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
645 ACCUMULATE_OUTGOING_ARGS targets.
647 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
649 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
650 DECL_SIZE of DECL_RESULT before evaluating it.
652 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
654 PR tree-optimization/41987
655 * fold-const.c (const_binop): Avoid using fold_buildN().
657 2009-11-10 Martin Jambor <mjambor@suse.cz>
659 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
660 (execute_all_ipa_stmt_fixups): Declare.
661 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
662 * ipa-inline.c (pass_ipa_inline): Likewise.
663 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
664 * ipa-reference.c (pass_ipa_reference): Likewise.
665 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
666 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
667 (pass_ipa_lto_finish_out): Likewise.
668 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
669 * passes.c (execute_ipa_stmt_fixups): New function.
670 (execute_all_ipa_stmt_fixups): New function.
671 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
673 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
676 * explow.c (probe_stack_range): Fix typo.
677 * config/sparc/sparc.md (probe_stack): New expander.
679 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
681 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
683 2009-11-09 Jason Merrill <jason@redhat.com>
685 * gdbinit.in (pgq): New function for printing gimple sequence.
687 2009-11-09 Paul Brook <paul@codesourcery.com>
688 Daniel Jacobowitz <dan@codesourcery.com>
689 Sandra Loosemore <sandra@codesourcery.com>
691 * doc/extend.texi (Half-Precision): Update wording to reflect
692 that there are now multiple -mfpu options that enable fp16
694 * doc/invoke.texi: Update list of ARM -mfpu= options.
695 * config.gcc: Update ARM --with-fpu option list.
696 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
697 vfpv3xd and vfpv3xd-fp16.
698 (use_vfp_abi): New function.
699 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
701 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
702 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
703 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
704 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
706 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
708 (arm_print_operand): Handle 'p' modifier.
709 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
711 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
712 (TARGET_FP16): Define.
713 * config/arm/vfp.md: Disable double-precision patterns if the FPU
714 does not provide them.
715 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
716 double-precision values on a single-precision FPU.
717 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
718 double-precision constants.
719 (movhf_vfp_neon): New pattern (was movhf_vfp).
720 (movhf_vfp): Remove NEON instructions.
721 * config/arm/constraints.md: Add new "Dy" constraint for
722 double-precision constants. Update description of "Dv".
723 * config/arm/arm.md: Disable double-precision patterns if the FPU
724 does not provide them
726 2009-11-09 Jakub Jelinek <jakub@redhat.com>
728 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
729 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
732 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
734 * collect2.c (main): Search PLUGIN_LD for plugin linker.
736 * configure.ac (--with-plugin-ld): New. Default to ld.
737 * configure: Regenerated.
738 * config.in: Likewise.
740 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
741 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
743 2009-11-08 Jonathan Gray <jsg@openbsd.org>
745 * config/openbsd-stdint.h: Change to reflect what
746 c_common_nodes_and_builtins expects.
748 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
750 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
752 2009-11-08 Jakub Jelinek <jakub@redhat.com>
755 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
756 function contains at least one local dynamic name.
757 (print_operand) <case '&'>: Instead output operand lossage diagnostics
758 here if that happens.
760 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
761 Joern Rennecke <amylaar@spamcop.net>
763 * cfgrtl.c (pass_free_cfg): Add pass name.
764 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
765 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
766 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
767 * df-core.c (pass_df_initialize_no_opt): Likewise.
768 * except.c (pass_rtl_eh): Likewise.
769 * function.c (pass_init_function, pass_leaf_regs): Likewise.
770 * gcse.c (pass_rtl_pre): Change pass name.
771 * passes.c (pass_postreload): Add pass name.
772 (make_pass_instance): Don't use duplicate-tracking logic for
773 names starting with '*'.
774 (next_pass_1): Assert that pass has a name.
775 (register_one_dump_file): If there is an space in the name,
777 * predict.c (pass_strip_predict_hints): Add pass name.
778 * reg-stack.c (pass_stack_regs): Likewise.
779 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
780 * tree-cfg.c (pass_warn_function_return,
781 pass_warn_function_noreturn): Add pass name.
782 * tree-dfa.c (pass_referenced_vars): Likewise.
783 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
784 Fix whitespace before comment.
785 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
786 (pass_init_datastructures): Add pass name.
787 * tree-ssa-loop.c (pass_record_bounds): Likewise.
788 * tree-ssa.c (pass_early_warn_uninitialized,
789 pass_late_warn_uninitialized): Likewise.
790 * tree.c (pass_ipa_free_lang_data): Likewise.
791 * doc/passes.texi (pass manager): Document how to disambiguate
794 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
796 * df-problems.c: Fix documentation for forward simulation of LR.
797 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
798 (df_simulate_finalize_forwards): Remove.
799 * df.h (df_simulate_finalize_forwards): Remove.
801 2009-11-08 Richard Guenther <rguenther@suse.de>
803 * tree-ssa-structalias.c (build_succ_graph): Properly make
804 variables escape if they are stored to anything.
806 2009-11-08 Richard Guenther <rguenther@suse.de>
808 PR rtl-optimization/41928
809 * loop-invariant.c (free_loop_data): If we didn't allocate
810 loop data do not try to free it.
812 2009-11-07 Jason Merrill <jason@redhat.com>
814 * tree.c (reconstruct_complex_type): Preserve attributes.
816 2009-11-07 Richard Guenther <rguenther@suse.de>
818 * tree-ssa-structalias.c (build_succ_graph): Feed stores
819 to anything only to variables that can take pointers.
820 (get_constraint_for_ssa_var): Properly exclude full
821 variables from expanding.
822 (first_vi_for_offset): Avoid overflow in arithmetic.
823 (first_or_preceding_vi_for_offset): Likewise.
824 (count_num_arguments): Fix implementation.
825 (gate_ipa_pta): Do not run when not optimizing.
827 2009-11-07 David Binderman <dcb314@hotmail.com>
829 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
830 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
831 set but not used variables.
832 (apply_args_reg_offset): Comment out as unused.
833 * calls.c (flags_from_decl_or_type): Likewise.
834 * genautomata.c (check_regexp_units_distribution): Likewise.
836 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
839 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
840 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
841 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
842 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
843 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
844 operand alternatives.
846 2009-11-06 Michael Matz <matz@suse.de>
849 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
850 of a potential reciprocal to really be reciprocals.
852 2009-11-06 Jakub Jelinek <jakub@redhat.com>
854 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
855 lwpintrin.h after immintrin.h.
856 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
860 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
861 or non-constant index, allow index one past the last element and
862 allow exceeding array bound in arrays that might be used as flexible
865 2009-11-05 Richard Henderson <rth@redhat.com>
867 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
869 2009-11-05 Paul Brook <paul@codesourcery.com>
871 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
873 (all_fpus): Add FPU details.
874 (fp_model_for_fpu): Remove.
875 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
876 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
877 (arm_file_start): Use arm_fpu_desc.
878 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
879 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
881 (TARGET_FPA_EMU2): Define.
882 (arm_fp_model, fputype, arm_fpu_tune): Remove.
883 (vfp_reg_type, arm_fpu_desc): New.
884 * config/arm/arm.md (attr fpu): Simplify.
885 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
886 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
887 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
888 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
889 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
891 2009-11-05 Michael Matz <matz@suse.de>
893 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
895 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
898 2009-11-04 Jason Merrill <jason@redhat.com>
901 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
902 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
903 (output_constant): Avoid crash after error.
905 2009-11-05 Martin Jambor <mjambor@suse.cz>
907 * tree-sra.c (struct access): Changed comment of next_sibling field.
908 (analyze_modified_params): Loop over accesses of a group rather than
909 over all with the ame base, pass a common bitmap to
911 (unmodified_by_ref_scalar_representative): Build link lists of
913 (splice_param_accesses): Likewise.
915 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
917 * df-scan.c (df-uses-record): Add case zero_extract of mem.
919 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
923 * config/i386/i386.md (probe_stack): New expander.
924 (logical operation peepholes): Do not split stack checking probes.
926 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
927 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
929 * doc/invoke.texi (-mlwp): Add documentation.
930 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
931 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
933 * config/i386/lwpintrin.h: New file, provide x86 compiler
935 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
936 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
937 * config/i386/i386-c.c (ix86_target_macros_internal): Check
939 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
940 * config/i386/i386.opt (-mlwp): New switch for LWP support.
941 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
942 (OPTION_MASK_ISA_LWP_UNSET): New.
943 (ix86_handle_option): Handle -mlwp.
944 (isa_opts): Handle -mlwp.
945 (enum pta_flags): Add PTA_LWP.
946 (override_options): Add LWP support.
947 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
948 (IX86_BUILTIN_LLWPCB32): Ditto.
949 (IX86_BUILTIN_LLWPCB64): Ditto.
950 (IX86_BUILTIN_SLWPCB16): Ditto.
951 (IX86_BUILTIN_SLWPCB32): Ditto.
952 (IX86_BUILTIN_SLWPCB64): Ditto.
953 (IX86_BUILTIN_LWPVAL16): Ditto.
954 (IX86_BUILTIN_LWPVAL32): Ditto.
955 (IX86_BUILTIN_LWPVAL64): Ditto.
956 (IX86_BUILTIN_LWPINS16): Ditto.
957 (IX86_BUILTIN_LWPINS32): Ditto.
958 (IX86_BUILTIN_LWPINS64): Ditto.
959 (enum ix86_special_builtin_type): Add LWP intrinsic support.
960 (builtin_description): Ditto.
961 (ix86_init_mmx_sse_builtins): Ditto.
962 (ix86_expand_special_args_builtin): Ditto.
963 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
965 (UNSPEC_SLWP_INTRINSIC): Ditto.
966 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
967 (UNSPECV_LWPINS_INTRINSIC): Ditto.
968 (lwp_llwpcbhi1): New lwp pattern.
969 (lwp_llwpcbsi1): Ditto.
970 (lwp_llwpcbdi1): Ditto.
971 (lwp_slwpcbhi1): Ditto.
972 (lwp_slwpcbsi1): Ditto.
973 (lwp_slwpcbdi1): Ditto.
974 (lwp_lwpvalhi3): Ditto.
975 (lwp_lwpvalsi3): Ditto.
976 (lwp_lwpvaldi3): Ditto.
977 (lwp_lwpinshi3): Ditto.
978 (lwp_lwpinssi3): Ditto.
979 (lwp_lwpinsdi3): Ditto.
981 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
982 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
985 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
988 2009-11-04 Richard Guenther <rguenther@suse.de>
989 Rafael Avila de Espindola <espindola@google.com>
991 * gcc.c (process_command): Handle arguments name@offset.
993 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
994 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
996 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
998 * config/i386/xopintrin.h: New file, provide common x86 compiler
1000 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
1001 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
1002 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1004 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
1005 * config/i386/i386.opt (-mxop): New switch for XOP support.
1006 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
1007 (UNSPEC_XOP_TRUEFALSE)
1008 (UNSPEC_XOP_PERMUTE)
1009 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
1010 (PPERM_*): New constants for vpperm instruction.
1011 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
1012 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
1013 (OPTION_MASK_ISA_XOP_UNSET): New.
1014 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
1015 (ix86_handle_option): Handle -mxop.
1016 (isa_opts): Handle -mxop.
1017 (enum pta_flags): Add PTA_XOP.
1018 (override_options): Add XOP support.
1019 (print_operand): Add code for XOP compare instructions.
1020 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
1021 (ix86_expand_int_vcond): Extend for XOP compare instruction.
1023 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
1024 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
1025 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
1026 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
1027 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
1028 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
1029 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
1031 (IX86_BUILTIN_VPCMOV256): Ditto.
1032 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
1033 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
1034 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
1035 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
1036 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
1037 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
1039 (IX86_BUILTIN_VPPERM): Ditto.
1041 (IX86_BUILTIN_VPMACSSWW): Ditto.
1042 (IX86_BUILTIN_VPMACSWW): Ditto.
1043 (IX86_BUILTIN_VPMACSSWD): Ditto.
1044 (IX86_BUILTIN_VPMACSWD): Ditto.
1045 (IX86_BUILTIN_VPMACSSDD): Ditto.
1046 (IX86_BUILTIN_VPMACSDD): Ditto.
1047 (IX86_BUILTIN_VPMACSSDQL): Ditto.
1048 (IX86_BUILTIN_VPMACSSDQH): Ditto.
1049 (IX86_BUILTIN_VPMACSDQL): Ditto.
1050 (IX86_BUILTIN_VPMACSDQH): Ditto.
1051 (IX86_BUILTIN_VPMADCSSWD): Ditto.
1052 (IX86_BUILTIN_VPMADCSWD): Ditto.
1054 (IX86_BUILTIN_VPHADDBW): Ditto.
1055 (IX86_BUILTIN_VPHADDBD): Ditto.
1056 (IX86_BUILTIN_VPHADDBQ): Ditto.
1057 (IX86_BUILTIN_VPHADDWD): Ditto.
1058 (IX86_BUILTIN_VPHADDWQ): Ditto.
1059 (IX86_BUILTIN_VPHADDDQ): Ditto.
1060 (IX86_BUILTIN_VPHADDUBW): Ditto.
1061 (IX86_BUILTIN_VPHADDUBD): Ditto.
1062 (IX86_BUILTIN_VPHADDUBQ): Ditto.
1063 (IX86_BUILTIN_VPHADDUWD): Ditto.
1064 (IX86_BUILTIN_VPHADDUWQ): Ditto.
1065 (IX86_BUILTIN_VPHADDUDQ): Ditto.
1066 (IX86_BUILTIN_VPHSUBBW): Ditto.
1067 (IX86_BUILTIN_VPHSUBWD): Ditto.
1068 (IX86_BUILTIN_VPHSUBDQ): Ditto.
1070 (IX86_BUILTIN_VPROTB): Ditto.
1071 (IX86_BUILTIN_VPROTW): Ditto.
1072 (IX86_BUILTIN_VPROTD): Ditto.
1073 (IX86_BUILTIN_VPROTQ): Ditto.
1074 (IX86_BUILTIN_VPROTB_IMM): Ditto.
1075 (IX86_BUILTIN_VPROTW_IMM): Ditto.
1076 (IX86_BUILTIN_VPROTD_IMM): Ditto.
1077 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
1079 (IX86_BUILTIN_VPSHLB): Ditto.
1080 (IX86_BUILTIN_VPSHLW): Ditto.
1081 (IX86_BUILTIN_VPSHLD): Ditto.
1082 (IX86_BUILTIN_VPSHLQ): Ditto.
1083 (IX86_BUILTIN_VPSHAB): Ditto.
1084 (IX86_BUILTIN_VPSHAW): Ditto.
1085 (IX86_BUILTIN_VPSHAD): Ditto.
1086 (IX86_BUILTIN_VPSHAQ): Ditto.
1088 (IX86_BUILTIN_VFRCZSS): Ditto.
1089 (IX86_BUILTIN_VFRCZSD): Ditto.
1090 (IX86_BUILTIN_VFRCZPS): Ditto.
1091 (IX86_BUILTIN_VFRCZPD): Ditto.
1092 (IX86_BUILTIN_VFRCZPS256): Ditto.
1093 (IX86_BUILTIN_VFRCZPD256): Ditto.
1095 (IX86_BUILTIN_VPCOMEQUB): Ditto.
1096 (IX86_BUILTIN_VPCOMNEUB): Ditto.
1097 (IX86_BUILTIN_VPCOMLTUB): Ditto.
1098 (IX86_BUILTIN_VPCOMLEUB): Ditto.
1099 (IX86_BUILTIN_VPCOMGTUB): Ditto.
1100 (IX86_BUILTIN_VPCOMGEUB): Ditto.
1101 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
1102 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
1104 (IX86_BUILTIN_VPCOMEQUW): Ditto.
1105 (IX86_BUILTIN_VPCOMNEUW): Ditto.
1106 (IX86_BUILTIN_VPCOMLTUW): Ditto.
1107 (IX86_BUILTIN_VPCOMLEUW): Ditto.
1108 (IX86_BUILTIN_VPCOMGTUW): Ditto.
1109 (IX86_BUILTIN_VPCOMGEUW): Ditto.
1110 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
1111 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
1113 (IX86_BUILTIN_VPCOMEQUD): Ditto.
1114 (IX86_BUILTIN_VPCOMNEUD): Ditto.
1115 (IX86_BUILTIN_VPCOMLTUD): Ditto.
1116 (IX86_BUILTIN_VPCOMLEUD): Ditto.
1117 (IX86_BUILTIN_VPCOMGTUD): Ditto.
1118 (IX86_BUILTIN_VPCOMGEUD): Ditto.
1119 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
1120 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
1122 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
1123 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1124 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1125 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1126 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1127 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1128 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1129 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
1131 (IX86_BUILTIN_VPCOMEQB): Ditto.
1132 (IX86_BUILTIN_VPCOMNEB): Ditto.
1133 (IX86_BUILTIN_VPCOMLTB): Ditto.
1134 (IX86_BUILTIN_VPCOMLEB): Ditto.
1135 (IX86_BUILTIN_VPCOMGTB): Ditto.
1136 (IX86_BUILTIN_VPCOMGEB): Ditto.
1137 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
1138 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
1140 (IX86_BUILTIN_VPCOMEQW): Ditto.
1141 (IX86_BUILTIN_VPCOMNEW): Ditto.
1142 (IX86_BUILTIN_VPCOMLTW): Ditto.
1143 (IX86_BUILTIN_VPCOMLEW): Ditto.
1144 (IX86_BUILTIN_VPCOMGTW): Ditto.
1145 (IX86_BUILTIN_VPCOMGEW): Ditto.
1146 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
1147 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
1149 (IX86_BUILTIN_VPCOMEQD): Ditto.
1150 (IX86_BUILTIN_VPCOMNED): Ditto.
1151 (IX86_BUILTIN_VPCOMLTD): Ditto.
1152 (IX86_BUILTIN_VPCOMLED): Ditto.
1153 (IX86_BUILTIN_VPCOMGTD): Ditto.
1154 (IX86_BUILTIN_VPCOMGED): Ditto.
1155 (IX86_BUILTIN_VPCOMFALSED): Ditto.
1156 (IX86_BUILTIN_VPCOMTRUED): Ditto.
1158 (IX86_BUILTIN_VPCOMEQQ): Ditto.
1159 (IX86_BUILTIN_VPCOMNEQ): Ditto.
1160 (IX86_BUILTIN_VPCOMLTQ): Ditto.
1161 (IX86_BUILTIN_VPCOMLEQ): Ditto.
1162 (IX86_BUILTIN_VPCOMGTQ): Ditto.
1163 (IX86_BUILTIN_VPCOMGEQ): Ditto.
1164 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
1165 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
1167 (enum multi_arg_type): New enum for describing the various XOP
1168 intrinsic argument types.
1169 (bdesc_multi_arg): New table for XOP intrinsics.
1170 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
1171 (ix86_expand_multi_arg_builtin): New function for creating XOP
1174 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
1175 (xop_pmacsww): Ditto.
1176 (xop_pmacssww): Ditto.
1177 (xop_pmacsdd): Ditto.
1178 (xop_pmacssdd): Ditto.
1179 (xop_pmacssdql): Ditto.
1180 (xop_pmacssdqh): Ditto.
1181 (xop_pmacsdql): Ditto.
1182 (xop_pmacsdql_mem): Ditto.
1183 (xop_mulv2div2di3_low): Ditto.
1184 (xop_pmacsdqh): Ditto.
1185 (xop_pmacsdqh_mem): Ditto.
1186 (xop_mulv2div2di3_high): Ditto.
1187 (xop_pmacsswd): Ditto.
1188 (xop_pmacswd): Ditto.
1189 (xop_pmadcsswd): Ditto.
1190 (xop_pmadcswd): Ditto.
1191 (xop_pcmov_<mode>): Ditto.
1192 (xop_pcmov_<mode>256): Ditto.
1193 (xop_phaddbw): Ditto.
1194 (xop_phaddbd): Ditto.
1195 (xop_phaddbq): Ditto.
1196 (xop_phaddwd): Ditto.
1197 (xop_phaddwq): Ditto.
1198 (xop_phadddq): Ditto.
1199 (xop_phaddubw): Ditto.
1200 (xop_phaddubd): Ditto.
1201 (xop_phaddubq): Ditto.
1202 (xop_phadduwd): Ditto.
1203 (xop_phadduwq): Ditto.
1204 (xop_phaddudq): Ditto.
1205 (xop_phsubbw): Ditto.
1206 (xop_phsubwd): Ditto.
1207 (xop_phsubdq): Ditto.
1209 (rotl<mode>3): Ditto.
1210 (rotr<mode>3): Ditto.
1211 (xop_rotl<mode>3): Ditto.
1212 (xop_rotr<mode>3): Ditto.
1213 (vrotr<mode>3): Ditto.
1214 (vrotl<mode>3): Ditto.
1215 (xop_vrotl<mode>3): Ditto.
1216 (vlshr<mode>3): Ditto.
1217 (vashr<mode>3): Ditto.
1219 (xop_ashl<mode>3): Ditto.
1220 (xop_lshl<mode>3): Ditto.
1221 (ashlv16qi3): Ditto.
1222 (lshlv16qi3): Ditto.
1223 (ashrv16qi3): Ditto.
1225 (xop_frcz<mode>2): Ditto.
1226 (xop_vmfrcz<mode>2): Ditto.
1227 (xop_frcz<mode>2256): Ditto.
1228 (xop_maskcmp<mode>3): Ditto.
1229 (xop_maskcmp_uns<mode>3): Ditto.
1230 (xop_maskcmp_uns2<mode>3): Ditto.
1231 (xop_pcom_tf<mode>3): Ditto.
1233 * doc/invoke.texi (-mxop): Add documentation.
1234 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1236 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1239 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1240 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1241 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1243 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1246 * arm.md (peephole2 patterns for move and compare): New.
1248 2009-11-04 Nick Clifton <nickc@redhat.com>
1250 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1251 Make sure that it does not allow CONST_DOUBLEs.
1252 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1253 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1254 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1255 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1256 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1257 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1258 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1259 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1260 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1261 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1262 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1263 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1264 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1265 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1266 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1268 2009-11-04 Richard Guenther <rguenther@suse.de>
1270 PR tree-optimization/41919
1271 * tree-vrp.c (test_for_singularity): Properly compare values.
1273 2009-11-04 Revital Eres <eres@il.ibm.com>
1275 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1276 Consider peeling for alignment only for stores and remove
1277 redundant assignment.
1279 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
1282 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
1283 (m68k_ok_for_sibcall_p): Handle different result return locations.
1285 2009-11-04 Richard Guenther <rguenther@suse.de>
1287 * c-opts.c (c_common_post_options): Move LTO option processing
1289 * opts.c (decode_options): ... here.
1291 2009-11-04 Jakub Jelinek <jakub@redhat.com>
1293 * c-common.c (fold_offsetof_1): Use %wd instead of
1294 HOST_WIDE_INT_PRINT_DEC.
1296 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1298 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
1301 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1303 * config.gcc (vax-*-linux*): Keep the original contents of
1304 tmake_file while adding vax/t-linux.
1306 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1310 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1311 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1312 (STACK_CHECK_MOVING_SP): Likewise.
1313 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1314 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1315 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1316 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1317 Document PROBE_STACK.
1318 * explow.c (anti_adjust_stack_and_probe): New function.
1319 (allocate_dynamic_stack_space): Do not directly allocate space if
1320 STACK_CHECK_MOVING_SP, instead invoke above function.
1321 (emit_stack_probe): Handle probe_stack insn.
1322 (PROBE_INTERVAL): New macro.
1323 (STACK_GROW_OPTAB): Likewise.
1324 (STACK_GROW_OFF): Likewise.
1325 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1326 loop condition in the small constant case. Rewrite in the general
1327 case to be immune to wraparounds. Make sure the address of probes
1328 is valid. Try to use [base + disp] addressing mode if possible.
1329 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1330 checking is enabled and STACK_CHECK_MOVING_SP.
1331 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1332 return 1 for volatile references to the stack pointer.
1333 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1334 __builtin_alloca if stack checking is enabled.
1335 * unwind-dw2.c (uw_identify_context): Take into account whether the
1336 context is that of a signal frame or not.
1337 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1338 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1340 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1342 PR rtl-optimization/41917
1343 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1344 operand isn't known to be 0, return 1.
1346 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1348 * config/mips/mips.md: Fix typos.
1350 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1352 * doc/invoke.texi: Fix typo.
1354 2009-11-03 Paul Brook <paul@codesourcery.com>
1356 * config/arm/neon.ml (vectype): Add T_floatSF.
1357 (string_of_vectype): Ditto.
1358 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1359 (deftypes): Use float for float32_t.
1360 * config/arm/arm_neon.h: Regenerate.
1362 2009-11-03 Nick Clifton <nickc@redhat.com>
1363 Kevin Buettner <kevinb@redhat.com>
1365 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1366 order of expected registers.
1367 (rx_load_multiple_vector): Likewise.
1368 (rx_rtsd_vector): Likewise.
1369 * config/rx/rx.c (rx_cpu_type): New variable.
1370 (rx_print_operand): Fix bug printing 64-bit constant values.
1371 (rx_emit_stack_pushm): Reverse order of pushed registers.
1372 (gen_rx_store_vector): Likewise.
1373 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1375 (is_exception_func): Rename to is_interrupt_func and only accept
1376 "interrupt" as the attribute name.
1377 (rx_get_stack_layout): Use new function name.
1378 (rx_func_attr_inlinable): Likewise.
1379 (rx_attribute_table): Remove "exception".
1380 (rx_expand_prologue): If necessary push the accumulator register
1381 in the prologue of interrupt functions.
1382 (rx_expand_epilogue): If necessary pop the accumulator.
1383 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1384 (rx_expand_builtin_stz): Remove.
1385 (rx_expand_builtin_mvtipl): New function.
1386 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1387 (rx_expand_builtin): Likewise.
1388 (rx_enable_fpu): New variable.
1389 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1390 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1391 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1392 (enum rx_cpu_types): Define.
1393 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1394 (INCOMING_FRAME_SP_OFFSET): Define.
1395 (ARG_POINTER_CFA_OFFSET): Define.
1396 (FRAME_POINTER_CFA_OFFSET): Define.
1397 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1398 (ALLOW_RX_FPU_INSNS): Define.
1399 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1400 fast_math_flags_set_p.
1401 (UNSPEC_BUILTIN_MVTIPL): Define.
1402 (revl): Rename to bswapsi2.
1403 (bswaphi2): New pattern.
1404 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1405 (mvtaclo): Likewise.
1407 (mvtc): Remove clobber of cc0.
1410 * config/rx/rx.opt (mieee): Remove.
1415 (msave-acc-in-interrupts): Add.
1416 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1417 (MULTILIB_DIRS): Likewise.
1418 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1419 * doc/extend.texi: Remove description of "exception" function
1421 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1422 -msave-acc-in-interrupts options.
1424 2009-11-03 Richard Guenther <rguenther@suse.de>
1426 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1428 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1431 * c-common.c (fold_offsetof_1): Issue errors when the member
1432 designator of the offsetof expression is not legitimate.
1434 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1436 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1437 names instead of numerical constants.
1438 (sse_prologue_save): Ditto.
1439 (*sse_prologue_save_insn): Ditto.
1441 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1444 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1445 (TARGET_CALL_ESP): New define.
1446 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1448 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1449 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1450 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1452 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1453 New patterns, use "lsm" as operand 1 constraint.
1454 * config/i386/predicates.md (call_insn_operand): Depend on
1455 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1457 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1459 PR tree-optimization/41857
1460 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1461 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1463 * tree-ssa-address.c (move_hint_to_base): New function.
1464 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1465 address space associated with TYPE.
1466 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1467 most_expensive_mult_to_index. Call move_hint_to_base.
1468 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1469 TYPE to addr_to_parts.
1471 2009-11-02 Martin Jambor <mjambor@suse.cz>
1473 PR tree-optimization/41750
1474 * tree-sra.c (analyze_modified_params): Loop over all
1475 representatives of components of a parameter.
1477 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1479 PR tree-optimization/41841
1480 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1481 local variables of not yet materialized clones.
1484 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1485 for a VOIDmode variable.
1488 * c-pragma.c (visstack): Change into vector of ints rather than
1489 enum symbol_visibility.
1490 (push_visibility): Add kind argument, push default_visibility together
1492 (pop_visibility): Add kind argument, return true if successful, fail
1493 if visibility stack is empty or if stack top is of different kind.
1494 (handle_pragma_visibility): Don't check length of visstack, instead
1495 call pop_visibility and issue diagnostics if it failed. Pass 0
1496 as last argument to push_visibility and pop_visibility.
1497 * c-pragma.h (push_visibility): Add kind argument.
1498 (pop_visibility): Likewise. Return bool instead of void.
1500 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1502 * tree.def (TARGET_MEM_REF): Update comment.
1503 * alias.c (get_alias_set): Retrieve the original memory reference for
1504 a TARGET_MEM_REF before proceeding.
1506 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1508 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1509 frv_function_value_regno_p): New functions.
1510 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1511 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1512 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1513 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1515 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1517 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1518 new 'outgoing' argument.
1519 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1520 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1521 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1522 LIBCALL_VALUE): Remove.
1523 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1524 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1525 (mh10300_function_value_regno_p): Declare.
1527 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1529 * config/arm/cortex-a9.md: New - integer pipeline description.
1531 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1533 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1534 aborting if the sizes of the two references don't match.
1536 2009-10-31 Toon Moene <toon@moene.org>
1538 * ipa-inline.c (cgraph_decide_inlining):
1539 Include reason for not inlining called-once functions in dump file.
1541 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1543 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1544 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1545 (LINK_SPEC): BE_LINK_SPEC added.
1547 2009-10-30 Richard Guenther <rguenther@suse.de>
1550 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1552 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1554 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1555 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1558 2009-10-30 Martin Jambor <mjambor@suse.cz>
1560 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1562 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1565 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1566 first. Move assert on stack_alignment_estimated just before
1567 setting stack_realign_needed.
1568 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1569 Don't call update_stack_boundary.
1571 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1572 (verride_options): Don't check ix86_force_align_arg_pointer here.
1573 (ix86_function_ok_for_sibcall): Use it.
1574 (ix86_update_stack_boundary): Likewise.
1576 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1578 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1580 * arm.md (QHSI): New mode iterator.
1581 (movqi): If generating for thumb, then truncate any immediate to
1583 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1585 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1588 2009-10-29 Cary Coutant <ccoutant@google.com>
1591 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1592 locations in the source).
1593 (store_vcall_insn): New function.
1594 (lookup_vcall_insn): New function.
1595 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1596 (dwarf2out_copy_call_info): New function.
1597 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1598 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1599 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1600 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1601 (debug_nothing_rtx_rtx): New dummy hook.
1602 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1603 (xcoff_debug_hooks): Likewise.
1604 * sdbout.c (sdb_debug_hooks): Likewise.
1605 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1607 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1609 * doc/invoke.texi (mmcount-ra-address): Document new command line
1611 * config/mips/mips.opt (mmcount-ra-address): New option.
1612 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1614 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1616 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1617 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1619 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1620 mips_function_profiler.
1622 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1626 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1627 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1628 * optc-gen.awk (cl_target_option_restore): Include call to
1629 targetm.override_options_after_change.
1630 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1631 * target.h (override_options_after_change): New.
1632 * c-common.c (parse_optimize_options): Call
1633 targetm.override_options_after_change.
1634 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1635 (ia64_override_options_after_change): New.
1636 (ia64_override_options) Add call to above.
1638 2009-10-29 Michael Matz <matz@suse.de>
1640 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1641 (gate_convert_to_rsqrt): Ditto.
1642 (pass_convert_to_rsqrt): Ditto.
1643 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1644 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1647 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1649 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1651 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1654 2009-10-29 Martin Jambor <mjambor@suse.cz>
1656 PR tree-optimization/41775
1657 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1658 (generate_subtree_copies): Do not unshare agg.
1659 (load_assign_lhs_subreplacements): Do not unshare rhs.
1660 (sra_modify_assign): Do not unshare exprs.
1661 (propagate_subacesses_accross_link): Renamed to
1662 propagate_subaccesses_across_link.
1664 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1666 * arm.c (count_insns_for_constant): Rework to support counting for
1667 thumb2 immediates as well.
1668 (find_best_start): Split out from arm_gen_constant.
1669 (arm_gen_constant): Rework to support XOR with immediate.
1671 2009-10-29 Chao-ying Fu <fu@mips.com>
1673 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1675 (mips_expand_synci_loop): Use the length rtx to control the
1676 synci loop from the begin rtx that points to the first byte of
1679 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1681 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1683 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1685 * dbxout.c (dbxout_common_check): Accept non public trees.
1686 * dwarf2out.c (fortran_common): Accept non public trees.
1688 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1690 * common.opt (fuse-linker-plugin): New option.
1691 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1693 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1695 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1697 PR rtl-optimization/39715
1698 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1699 (gen_cstoresi_ltu_thumb1): New splitter.
1701 2009-10-28 Richard Guenther <rguenther@suse.de>
1705 * tree-ssa.c (useless_type_conversion_p): Do not treat
1706 conversions to pointers to incomplete types as useless.
1707 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1710 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1712 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1713 vt_expand_loc unnecessarily when location is not a register nor
1717 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1718 fields don't have DECL_NAME.
1721 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1722 call convert_memory_address on addr.
1725 * config/i386/i386.c (ix86_pic_register_p): Don't call
1726 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1728 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1730 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1731 a variable part from its REG, MEM or VALUE.
1733 2009-10-28 Richard Guenther <rguenther@suse.de>
1735 * gimple.c (gimple_get_alias_set): Fix comment typo.
1737 2009-10-28 Richard Guenther <rguenther@suse.de>
1739 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1740 (free_lang_data): Unconditionally compute alias sets for all
1741 standard integer types. Bail out if gate bailed out previously.
1742 Do not reset the types_compatible_p langhook.
1743 (gate_free_lang_data): Remove.
1744 (struct pass_ipa_free_lang_data): Enable unconditionally.
1745 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1748 2009-10-28 Richard Guenther <rguenther@suse.de>
1751 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1752 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1753 (call_may_clobber_ref_p_1): Likewise.
1754 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1755 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1757 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1759 PR rtl-optimization/41812
1762 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1764 * df-problems.c (df_md_scratch): New.
1765 (df_md_alloc, df_md_free): Allocate/free it.
1766 (df_md_local_compute): Only include live registers in init.
1767 (df_md_transfer_function): Prune the in-set computed by
1768 the confluence function, and the gen-set too.
1770 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1772 PR rtl-optimization/39715
1773 * combine.c (simplify_comparison): Use extensions to
1774 widen comparisons. Try an ANDing first.
1776 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1778 PR rtl-optimization/40741
1779 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1780 a small constant is cheap.
1781 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1782 force_reg on the LHS.
1783 (xorsi3): Likewise, and split the XOR if the constant is complex
1784 and not in Thumb mode.
1786 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1788 * expmed.c (emit_store_flag): Check costs before
1789 transforming to the opposite representation.
1791 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1793 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1794 cstore result to DImode.
1796 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1798 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1799 inside the unspec vector.
1801 2009-10-27 Richard Henderson <rth@redhat.com>
1803 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1805 2009-10-27 Richard Henderson <rth@redhat.com>
1808 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1809 eh_region_may_contain_throw; update users.
1810 (eh_region_may_contain_throw): New function.
1811 (lower_catch): Check flag_exceptions before creating exception region.
1812 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1813 (lower_cleanup): Tidy existing flag_exceptions check to match.
1815 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1818 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1819 * config/i386/mingw.opt: Add fset-stack-executable.
1820 * config/i386/i386.c (ix86_trampoline_init): Make call to
1821 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1822 defined and its value is not zero.
1825 2009-10-27 Richard Guenther <rguenther@suse.de>
1827 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1828 handle calls to externally visible functions like in regular mode.
1829 (create_variable_info_for): Do not create function infos here.
1830 (have_alias_info): Remove write-only variable.
1831 (solve_constraints): New function split out from common code
1832 in compute_points_to_sets and ipa_pta_execute.
1833 (compute_points_to_sets): Adjust.
1834 (ipa_pta_execute): Likewise. Handle clones and externally visible
1835 functions like in non-IPA mode.
1837 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1840 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1843 2009-10-27 Richard Guenther <rguenther@suse.de>
1845 * tree-complex.c (expand_complex_div_wide): Check for
1846 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1848 2009-10-27 Revital Eres <eres@il.ibm.com>
1850 PR tree-optimization/40648
1851 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1852 Change decision of when to peel for alignment.
1854 2009-10-27 Richard Guenther <rguenther@suse.de>
1857 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1859 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1862 * fold-const.c (fold_binary_loc): Do not call
1863 protected_set_expr_location.
1865 2009-10-27 Wei Guozhi <carrot@google.com>
1868 * target.h (have_conditional_execution): Add a new target hook
1870 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1871 * targhooks.h (default_have_conditional_execution): Likewise.
1872 * targhooks.c (default_have_conditional_execution): Likewise.
1873 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1874 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1875 (arm_have_conditional_execution): New function.
1876 * ifcvt.c (noce_process_if_block, find_if_header,
1877 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1878 macro HAVE_conditional_execution to a target hook call.
1879 * recog.c (peephole2_optimize): Likewise.
1880 * sched-rgn.c (add_branch_dependences): Likewise.
1881 * final.c (asm_insn_count, final_scan_insn): Likewise.
1882 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1884 2009-10-26 Ben Elliston <bje@au.ibm.com>
1885 Michael Meissner <meissner@linux.vnet.ibm.com>
1886 Ulrich Weigand <uweigand@de.ibm.com>
1888 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1889 * config/spu/spu_cache.h: New file.
1891 * config/spu/cachemgr.c: New file.
1892 * config/spu/cache.S: New file.
1894 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1895 (ADDR_SPACE_EA): Define.
1896 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1897 * config/spu/spu.c (EAmode): New macro.
1898 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1899 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1900 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1901 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1902 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1903 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1904 (TARGET_ASM_SELECT_SECTION): Likewise.
1905 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1906 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1907 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1908 (ea_symbol_ref): New function.
1909 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1910 (spu_addr_space_legitimate_address_p): New function.
1911 (spu_addr_space_legitimize_address): Likewise.
1912 (cache_fetch): New global.
1913 (cache_fetch_dirty): Likewise.
1914 (ea_alias_set): Likewise.
1915 (ea_load_store): New function.
1916 (ea_load_store_inline): Likewise.
1917 (expand_ea_mem): Likewise.
1918 (spu_expand_mov): Handle __ea qualified memory references.
1919 (spu_addr_space_pointer_mode): New function.
1920 (spu_addr_space_address_mode): Likewise.
1921 (spu_addr_space_subset_p): Likewise.
1922 (spu_addr_space_convert): Likewise.
1923 (spu_section_type_flags): Handle "._ea" section.
1924 (spu_select_section): New function.
1925 (spu_unique_section): Likewise.
1926 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1927 and __EA64__ predefined macros.
1928 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1929 -matomic-updates switches.
1931 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1932 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1933 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1934 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1935 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1936 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1937 $(T)cache128k.o): Likewise.
1938 ($(T)libgcc_%.a): Likewise.
1940 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1941 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1942 (-maddress-space-conversion): Likewise.
1943 (-mcache-size=): Likewise.
1944 (-matomic-updates): Likewise.
1945 * doc/invoke.texi (-mea32/-mea64): Document.
1946 (-maddress-space-conversion): Likewise.
1947 (-mcache-size=): Likewise.
1948 (-matomic-updates): Likewise.
1950 2009-10-26 Ben Elliston <bje@au.ibm.com>
1951 Michael Meissner <meissner@linux.vnet.ibm.com>
1952 Ulrich Weigand <uweigand@de.ibm.com>
1954 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1956 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1957 defined, add the named address space keywords.
1958 (c_addr_space_name): New function.
1959 (complete_array_type): Preserve named address space.
1960 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1961 instead of targetm.valid_pointer_mode.
1963 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1964 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1965 (ADDR_SPACE_KEYWORD): New macro.
1966 (c_addr_space_name): Add prototype.
1968 * c-tree.h (struct c_declspecs): Add address_space member.
1969 (declspecs_add_addrspace): Add prototype.
1971 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1973 * c-parser.c (c_parse_init): Add assertion.
1974 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1975 (c_lex_one_token): Handle address space keywords.
1976 (c_token_starts_typename): Likewise.
1977 (c_token_starts_declspecs): Likewise.
1978 (c_parser_declspecs): Likewise.
1979 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1980 literal within function qualified with named address space.
1982 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1983 address space qualifiers.
1984 (shadow_tag_warned): Warn about useless address space qualifiers.
1985 (quals_from_declspecs): Handle address space qualifiers.
1986 (grokdeclarator): Likewise.
1987 (build_null_declspecs): Likewise.
1988 (declspecs_add_addrspace): New function.
1990 * c-typeck.c (addr_space_superset): New function.
1991 (qualify_type): Handle named address spaces.
1992 (composite_type): Likewise.
1993 (common_pointer_type): Likewise.
1994 (comp_target_types): Likewise.
1995 (build_conditional_expr): Likewise.
1996 (handle_warn_cast_qual): Likewise.
1997 (build_c_cast): Likewise.
1998 (convert_for_assignment): Likewise.
1999 (build_binary_op): Likewise.
2000 (pointer_diff): Handle named address spaces. Use intermediate
2001 integer type of sufficient size if required.
2003 2009-10-26 Ben Elliston <bje@au.ibm.com>
2004 Michael Meissner <meissner@linux.vnet.ibm.com>
2005 Ulrich Weigand <uweigand@de.ibm.com>
2007 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
2008 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2009 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2011 * target.h (struct target_def): Add pointer_mode, address_mode,
2012 and valid_pointer_mode to addr_space substructure.
2013 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
2014 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
2015 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
2016 (TARGET_ADDR_SPACE_HOOKS): Add them.
2017 * targhooks.c (target_default_pointer_address_modes_p): New function.
2018 * target.h (target_default_pointer_address_modes_p): Add prototype.
2019 * targhooks.c (default_addr_space_pointer_mode): New function.
2020 (default_addr_space_address_mode): Likewise.
2021 (default_addr_space_valid_pointer_mode): Likewise.
2022 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
2023 (default_addr_space_address_mode): Likewise.
2024 (default_addr_space_valid_pointer_mode): Likewise.
2025 * output.h (default_valid_pointer_mode): Move to ...
2026 * targhooks.h (default_valid_pointer_mode): ... here.
2027 * varasm.c (default_valid_pointer_mode): Move to ...
2028 * targhooks.c (default_valid_pointer_mode): ... here.
2030 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
2031 instead of targetm.valid_pointer_mode.
2033 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
2034 * tree.c (integer_pow2p): Likewise.
2035 (tree_log2): Likewise.
2036 (tree_floor_log2): Likewise.
2037 (signed_or_unsigned_type_for): Support pointer type of different size.
2038 (int_or_pointer_precision): New function.
2039 * tree.h (int_or_pointer_precision): Add prototype.
2040 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
2041 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
2042 incoming pointer type instead of POINTER_SIZE.
2044 * tree.c (build_pointer_type): Use appropriate pointer mode
2045 instead of ptr_mode.
2046 (build_reference_type): Likewise.
2047 * expr.c (store_expr): Likewise.
2048 (expand_expr_addr_expr): Likewise.
2049 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
2050 * cfgexpand.c (expand_debug_expr): Likewise.
2052 * auto-inc-dec.c: Include "target.h".
2053 (try_merge): Use appropriate address mode instead of Pmode.
2054 (find_inc): Likewise.
2055 * combine.c (find_split_point): Likewise.
2056 * cselib.c (cselib_record_sets): Likewise.
2057 * dse.c (replace_inc_dec): Likewise.
2058 (canon_address): Likewise.
2059 * var-tracking.c (replace_expr_with_values): Likewise.
2060 (count_uses): Likewise.
2061 (add_uses): Likewise.
2062 (add_stores): Likewise.
2063 * emit-rtl.c: Include "target.h".
2064 (adjust_address_1): Use appropriate address mode instead of Pmode.
2065 (offset_address): Likewise.
2066 * explow.c (break_out_memory_refs): Likewise.
2067 (memory_address_addr_space): Likewise.
2068 (promote_mode): Likewise.
2069 * expr.c (move_by_pieces): Likewise.
2070 (emit_block_move_via_loop): Likewise.
2071 (store_by_pieces): Likewise.
2072 (store_by_pieces_1): Likewise.
2073 (expand_assignment): Likewise.
2074 (store_constructor): Likewise.
2075 (expand_expr_addr_expr): Likewise.
2076 (expand_expr_real_1): Likewise.
2077 * cfgexpand.c (expand_debug_expr): Likewise.
2078 * ifcvt.c (noce_try_cmove_arith): Likewise.
2079 * regcprop.c (kill_autoinc_value): Likewise.
2080 * regmove.c (try_auto_increment): Likewise.
2081 * reload.c (find_reloads): Likewise.
2082 (find_reloads_address): Likewise.
2083 (find_reloads_address_1): Likewise.
2084 * sched-deps.c: Include "target.h".
2085 (sched_analyze_1): Use appropriate address mode instead of Pmode.
2086 (sched_analyze_2): Likewise.
2087 * sel-sched-dump.c: Include "target.h".
2088 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
2089 * stor-layout.c (layout_type): Likewise.
2090 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2091 (multiplier_allowed_in_address_p): Likewise.
2092 (get_address_cost): Likewise.
2093 * varasm.c (make_decl_rtl): Likewise.
2095 * expr.c (expand_assignment): Always convert offsets to appropriate
2097 (store_expr): Likewise.
2098 (store_constructor): Likewise.
2099 (expand_expr_real_1): Likewise.
2101 * reload.h (form_sum): Add MODE argument.
2102 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
2103 Update recursive calls.
2104 (subst_indexed_address): Update calls to form_sum.
2106 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
2107 * tree-ssa-address.c: Include "target.h".
2108 (templates): Replace by ...
2109 (mem_addr_template_list): ... this new vector.
2110 (TEMPL_IDX): Handle address space numbers.
2111 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
2112 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
2113 instead of global cache. Update call to gen_addr_rtx.
2114 (valid_mem_ref_p): Update call to addr_for_mem_ref.
2115 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
2117 * rtl.h (convert_memory_address_addr_space): Add prototype.
2118 (convert_memory_address): Define as macro.
2119 * explow.c (convert_memory_address): Rename to ...
2120 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
2121 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
2122 Update recursive calls.
2123 (memory_address_addr_space): Call convert_memory_address_addr_space.
2124 * expmed.c (make_tree): Likewise.
2125 * expr.c (expand_assignment): Likewise.
2126 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2127 (expand_expr_addr_expr): Likewise. Also, update call.
2129 * alias.c (find_base_value): Guard pointer size optimizations.
2130 (find_base_term): Likewise.
2131 * rtlanal.c (nonzero_bits1): Likewise.
2132 (num_sign_bit_copies1): Likewise.
2133 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2135 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
2136 (emit-rtl.o): Likewise.
2137 (auto-inc-dec.o): Likewise.
2138 (sched-deps.o): Likewise.
2140 2009-10-26 Ben Elliston <bje@au.ibm.com>
2141 Michael Meissner <meissner@linux.vnet.ibm.com>
2142 Ulrich Weigand <uweigand@de.ibm.com>
2144 * doc/extend.texi (Named Address Spaces): New section.
2145 * coretypes.h (addr_space_t): New type.
2146 (ADDR_SPACE_GENERIC): New define.
2147 (ADDR_SPACE_GENERIC_P): New macro.
2149 * doc/tm.texi (Named Address Spaces): New section.
2150 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
2151 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
2152 (TARGET_ADDR_SPACE_SUBSET_P): Document.
2153 (TARGET_ADDR_SPACE_CONVERT): Document.
2154 * target.h (struct gcc_target): Add addr_space substructure.
2155 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
2156 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2157 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2158 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2159 (TARGET_ADDR_SPACE_HOOKS): Likewise.
2160 (TARGET_INITIALIZER): Initialize addr_space hooks.
2161 * targhooks.c (default_addr_space_legitimate_address_p): New function.
2162 (default_addr_space_legitimize_address): Likewise.
2163 (default_addr_space_subset_p): Likewise.
2164 (default_addr_space_convert): Likewise.
2165 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
2166 (default_addr_space_legitimize_address): Likewise.
2167 (default_addr_space_subset_p): Likewise.
2168 (default_addr_space_convert): Likewise.
2170 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
2171 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
2172 (MEM_ADDR_SPACE): New macro.
2173 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
2174 address space memory attribute.
2175 (mem_attrs_htab_hash): Handle address space memory attribute.
2176 (mem_attrs_htab_eq): Likewise.
2177 (set_mem_attributes_minus_bitpos): Likewise.
2178 (set_mem_alias_set): Likewise.
2179 (set_mem_align): Likewise.
2180 (set_mem_expr): Likewise.
2181 (set_mem_offset): Likewise.
2182 (set_mem_size): Likewise.
2183 (adjust_address_1): Likewise.
2184 (offset_address): Likewise.
2185 (widen_memoy_address): Likewise.
2186 (get_spill_slot_decl): Likewise.
2187 (set_mem_attrs_for_spill): Likewise.
2188 (set_mem_addr_space): New function.
2189 * emit-rtl.h (set_mem_addr_space): Add prototype.
2190 * print-rtl.c (print_rtx): Print address space memory attribute.
2191 * expr.c (expand_assignment): Set address space memory attribute
2192 of generated MEM RTXes as appropriate.
2193 (expand_expr_real_1): Likewise.
2194 * cfgexpand.c (expand_debug_expr): Likewise.
2195 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2197 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2198 size of "spare" bitfield.
2199 (TYPE_ADDR_SPACE): New macro.
2200 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2201 (DECODE_QUAL_ADDR_SPACE): Likewise.
2202 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2203 (KEEP_QUAL_ADDR_SPACE): Likewise.
2204 (TYPE_QUALS): Encode type address space.
2205 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2206 * tree.c (set_type_quals): Set type address space.
2207 (build_array_type): Inherit array address space from element type.
2208 * print-tree.c (print_node_brief): Print type address space.
2209 (print_node): Likewise.
2210 * tree-pretty-print.c (dump_generic_node): Likewise.
2212 * explow.c (memory_address): Rename to ...
2213 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2214 Use address-space aware variants of memory address routines.
2215 * recog.c (memory_address_p): Rename to ...
2216 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2217 Use address-space aware variants of memory address routines.
2218 (offsettable_address_p): Rename to ...
2219 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2220 Use address-space aware variants of memory address routines.
2221 * reload.c (strict_memory_address_p): Rename to ...
2222 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2223 Use address-space aware variants of memory address routines.
2224 (maybe_memory_address_p): Rename to ...
2225 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2226 Use address-space aware variants of memory address routines.
2227 * expr.h (memory_address_addr_space): Add prototype.
2228 (memory_address): Define as macro.
2229 * recog.h (memory_address_addr_space_p): Add prototype.
2230 (memory_address_p): Define as macro.
2231 (offsettable_address_addr_space_p): Add prototype.
2232 (offsettable_address_p): Define as macro.
2233 (strict_memory_address_addr_space_p): Add prototype.
2234 (strict_memory_address_p): Define as macro.
2236 * combine.c (find_split_point): Use address-space aware variants
2237 of memory address routines.
2238 * emit-rtl.c (operand_subword): Likewise.
2239 (change_address_1): Likewise.
2240 (adjust_address_1): Likewise.
2241 (offset_address): Likewise.
2242 * expr.c (emit_move_insn): Likewise.
2243 (expand_assignment): Likewise.
2244 (expand_expr_real_1): Likewise.
2245 * recog.c (verify_changes): Likewise.
2246 (general_operand): Likewise.
2247 (offsettable_memref_p): Likewise.
2248 (offsettable_nonstrict_memref_p): Likewise.
2249 (constrain_operands): Likewise.
2250 * reload.c (get_secondary_mem): Likewise.
2251 (find_reloads_toplev): Likewise.
2252 (find_reloads_address): Likewise.
2253 (find_reloads_subreg_address): Likewise.
2254 * reload1.c (reload): Likewise.
2255 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2256 * rtl.h (address_cost): Add ADDRSPACE argument.
2257 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2258 aware variant of memory address routines.
2259 * loop-invariant.c (create_new_invariant): Update address_cost call.
2260 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2261 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2262 Use address-space aware variant of memory address routines.
2263 (propagate_rtx_1): Update call to should_replace_address.
2264 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2266 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2267 ADDRSPACE argument. Use per-address-space instead of global cache.
2268 Use address-space aware variant of memory address routines.
2269 (get_address_cost): Likewise.
2270 (get_computation_cost_at): Update calls.
2271 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2272 Use address-space aware variant of memory address routines.
2273 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2274 (most_expensive_mult_to_index): Update call to
2275 multiplier_allowed_in_address_p.
2277 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
2278 attribute to indicate named address spaces.
2280 * varasm.c (get_variable_section): DECLs in named address spaces
2283 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
2284 for addresses in a non-generic address space.
2286 * expr.c (emit_block_move_hints): Do not use libcalls for
2287 memory in non-generic address spaces.
2288 (clear_storage_hints): Likewise.
2289 (expand_assignment): Likewise.
2291 * fold-const.c (operand_equal_p): Expressions refering to different
2292 address spaces are not equivalent.
2294 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
2295 spaces are not equivalent.
2296 (rtx_equal_p): Likewise.
2297 * cse.c (exp_equiv_p): Likewise.
2298 * jump.c (rtx_renumbered_equal_p): Likewise.
2299 * reload.c (operands_match_p): Likewise.
2301 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
2302 address spaces may alias.
2303 (true_dependence): Likewise.
2304 (canon_true_dependence): Likewise.
2305 (write_dependence_p): Likewise.
2307 * dse.c (canon_address): Handle named address spaces.
2308 * ifcvt.c (noce_try_cmove_arith): Likewise.
2310 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2311 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2312 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2313 to handle conversions between different address spaces.
2314 * fold-const.c (fold_convert_loc): Likewise.
2315 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2316 * tree-pretty-print.c (dump_generic_node): Likewise.
2317 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2318 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2319 * tree-inline.c (estimate_operator_cost): Likewise.
2320 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2321 to different address spaces are not useless.
2323 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2326 * cfgcleanup.c (trivially_empty_bb_p): New function.
2327 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2330 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2331 add_name_and_src_coords_attributes, gen_namespace_die,
2332 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2334 2009-10-26 Nick Clifton <nickc@redhat.com>
2336 * config.gcc: Add support for RX target.
2337 * config/rx: New directory.
2338 * config/rx/constraints.md: New file.
2339 * config/rx/predicates.md: New file.
2340 * config/rx/rx.c: New file.
2341 * config/rx/rx.h: New file.
2342 * config/rx/rx.md: New file.
2343 * config/rx/rx.opt: New file.
2344 * config/rx/rx-protos.h: New file.
2345 * config/rx/t-rx: New file.
2346 * doc/extend.texi: Document RX function attributes.
2347 * doc/invoke.texi: Document RX specific command line options.
2348 * doc/contrib.texi: Document RX contribution.
2349 * doc/md.texi: Document RX constraints.
2350 * doc/install.texi: Document RX support.
2352 2009-10-26 Michael Matz <matz@suse.de>
2354 PR tree-optimization/41783
2355 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2356 case for simple diamonds.
2357 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2358 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2359 argument, use alias oracle to skip some vdefs.
2360 (phi_translate_1): Change call to above, don't allocate new
2361 value ids if they can stay the same.
2362 (compute_avail): Allow vuse walking when looking up references.
2364 2009-10-26 Richard Guenther <rguenther@suse.de>
2366 PR tree-optimization/41826
2367 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2368 access to re-allocated vector fields.
2370 2009-10-26 Richard Guenther <rguenther@suse.de>
2372 * graphite-sese-to-poly.c (check_poly_representation): Fix
2373 compile without checking.
2375 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2378 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2379 * gimplify.c (tree_should_carry_location_p,
2380 tree_annotate_one_with_location,tree_annotate_all_with_location):
2381 Remove obsolete functions.
2383 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2386 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2388 2009-10-25 Richard Guenther <rguenther@suse.de>
2390 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2391 Stream DECL_RESTRICTED_P.
2392 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2394 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2396 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2397 a note when expanding to nothing.
2399 2009-10-25 Richard Guenther <rguenther@suse.de>
2402 * tree.c (find_decls_types_r): Deal with Java overloading
2403 BINFO_VIRTUALS for its own purpose.
2405 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2407 * config/mips/predicates.md (hilo_operand): New predicate.
2408 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2409 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2410 splitter part from here ...:
2411 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2412 op0 and op4 to match the DINS case.
2413 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2415 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2418 * avr.md (QIDI): Add new mode iterator.
2419 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2420 patterns for all QI thru DI modes combinations.
2421 (sbrx_and_branch<mode>): Create new and based bit test and jump
2422 patterns for QI thru SI modes.
2423 avr.c (avr_out_sbxx_branch): Use only bit number.
2425 2009-10-24 Jan Hubicka <jh@suse.cz>
2427 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2429 (analyze_function): When analyzing noreturn nothrow call, do not
2430 compute written stats; free bitmaps of vars early if possible.
2431 (generate_summary): Only update bitmaps if computed.
2432 (propagate): Only dump bitmaps if computed.
2433 (ipa_reference_read_summary): Fix pasto.
2435 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2437 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2438 (aliasing_component_refs_p): ...this. Return true if there is no
2439 common base and the base access types have the same alias set.
2440 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2441 (indirect_refs_may_alias_p): Likewise.
2443 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2446 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2447 a C_MAYBE_CONST_EXPR.
2449 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2452 * config/rs6000/rs6000.c (struct machine_function): Add
2453 vsx_or_altivec_used_p to record if vector types are used.
2454 (rs6000_expand_to_rtl_hook): Rename from
2455 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2456 any vector operations, so if there are, we can set VRSAVE to
2457 non-zero when only floating point vector registers are used.
2458 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2459 (rs6000_check_vector_mode): Inner function to check if vector
2460 types are used in the code.
2461 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2462 vector instructions are used.
2464 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2465 Indicate that VSX registers which overlap floating point
2466 registers, can't be used across a call, since the ABI only states
2467 the scalar part of the register will be saved and restored.
2469 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2472 * alias.c (get_alias_set): Call langhook before returning 0 for
2473 types with structural equality.
2474 * c-common.c (c_common_get_alias_set): Use alias set of element
2475 type for arrays with structural comparison.
2477 2009-10-23 Richard Guenther <rguenther@suse.de>
2480 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2481 gimple_call_nothrow_p.
2483 2009-10-23 Richard Guenther <rguenther@suse.de>
2485 PR tree-optimization/41778
2486 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2487 redundancy along a path in the CFG we want to optimize for speed
2488 is going to be removed.
2489 (execute_pre): Do partial-PRE only if the function is to be
2490 optimized for speed.
2491 (gate_pre): Do not turn off all of PRE when not optimizing a
2494 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2496 * builtins.c (fold_builtin_cabs): Use validate_arg().
2497 (fold_builtin_cexp): Fix if-logic.
2498 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2500 2009-10-22 Jeff Law <law@redhat.com>
2502 * ira-lives.c (process_single_reg_class_operands): Update the
2503 hard reg costs for all the hard registers desired by the
2504 single reg class operand.
2506 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2508 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2509 for rtxes that aren't handled specially.
2511 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2513 * rtl.h (shallow_copy_rtvec): Declare.
2514 * rtl.c (shallow_copy_rtvec): New function.
2515 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2516 rtx field if the subrtx has changed.
2518 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2520 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2521 (m32c_function_value): Make static, add new 'outgoing' argument.
2522 (m32c_libcall_value): Make static, add new 'fun' argument.
2523 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2524 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2525 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2526 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2527 (m32c_function_value, m32c_libcall_value): Delete declaration.
2529 2009-10-22 Diego Novillo <dnovillo@google.com>
2531 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2533 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2535 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2538 2009-10-22 Richard Guenther <rguenther@suse.de>
2540 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2541 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2542 (lto_symtab_merge): Do not merge cgraph nodes here.
2543 (lto_symtab_resolve_can_prevail_p): Simplify.
2544 (lto_symtab_resolve_symbols): Store cgraph node.
2545 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2546 functions from the symtab.
2547 (lto_symtab_merge_cgraph_nodes_1): New function.
2548 (lto_symtab_merge_cgraph_nodes): Likewise.
2550 2009-10-22 Richard Guenther <rguenther@suse.de>
2553 * lto-streamer-out.c (lto_output_location): Stream the
2555 * lto-streamer-in.c (lto_input_location): Likewise.
2557 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2559 * cfgloopmanip.c (duplicate_subloops): Export.
2560 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2561 (transform_to_exit_first_loop): Duplicate bbs starting from
2562 header up to loop->latch instead of exit->src.
2563 Initialize control variable to the correct number of iterations.
2564 (gather_scalar_reductions): Do not register double reductions.
2565 (parallelize_loops): Dump which loop is tested.
2566 Indicate whether the parallelized loop is inner or not.
2567 Remove the innermost-loop requirement.
2568 * cfgloop.h (duplicate_subloops): Export.
2569 * tree-cfg.c (add_phi_args_after_redirect): New function.
2570 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2571 Call duplicate_subloops.
2572 Update number of iterations at the exit condition.
2573 Don't redirect nexits always to the loop exit.
2574 Redirect copied edges from latch to the loop exit.
2576 2009-10-22 Jan Hubicka <jh@suse.cz>
2578 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2580 * ipa-inline.c (cgraph_mark_inline_edge,
2581 cgraph_decide_inlining_of_small_function,
2582 cgraph_decide_inlining, inline_read_summary): Disable indirect
2583 inlining for WPA for time being.
2585 PR tree-optimize/40556
2586 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2588 2009-10-22 Richard Guenther <rguenther@suse.de>
2590 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2591 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2593 2009-10-22 Jan Hubicka <jh@suse.cz>
2596 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2598 (check_call): Handle only indirect calls.
2599 (propagate_bits): Update comment.
2600 (write_node_summary_p): Turn bogus check to assert.
2601 (ipa_reference_write_summary): Stream calls_read_all properly.
2602 (ipa_reference_read_summary): Stream in calls_read_all properly.
2603 (read_write_all_from_decl): New function.
2604 (propagate): Handle OVERWRITABLE nodes and external calls here.
2605 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2607 (analyze_function): Do not check visibility here.
2608 (add_new_function): We summary OVERWRITABLE too.
2609 (generate_summary): Stream OVERWRITABLE nodes too.
2610 (propagate): Handle external calls and OVERWRITABLE nodes here.
2611 (local_pure_const): Check visibility here.
2613 2009-10-22 Jan Hubicka <jh@suse.cz>
2615 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2616 (pass_ipa_cp): Register them.
2617 (ipcp_init_stage): Analyze all functions for whopr/lto.
2618 (ipcp_propagate_stage): Skip external calls.
2619 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2620 * ipa-reference.c (write_node_summary_p): Fix thinko about
2622 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2623 when in ltrans, skip executing of ipa passes since everything
2624 should've been done.
2625 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2626 (inline_generate_summary): Likewise.
2627 (inline_read_summary): New function.
2628 (inline_write_summary): New function.
2629 (pass_ipa_inline): Register new hooks.
2630 * ipa-prop.c: Inlcude lto-streamer.h
2631 (ipa_edge_args_vector): Update declaration.
2632 (ipa_count_arguments, ipa_compute_jump_functions,
2633 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2634 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2635 ipa_read_node_info): New static functions.
2636 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2637 (duplicate_array): Use xmalloc.
2638 (duplicate_ggc_array): New.
2639 (ipa_edge_duplication_hook): Use it.
2640 (ipa_update_after_lto_read): New function.
2641 * ipa-prop.h (ipa_prop_write_jump_functions,
2642 ipa_prop_read_jump_functions): Declare.
2643 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2644 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2645 (ipa_edge_args_vector): Move into GGC.
2646 (ipa_check_create_edge_args): Update.
2647 (ipa_update_after_lto_read): New.
2648 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2650 (ipa_read_summaries): When in ltrans, so not read summaries.
2651 * lto-streamer.c (lto_get_section_name): Add
2652 LTO_section_jump_functions.
2653 * lto-streamer.h (LTO_section_jump_functions): New section.
2654 (produce_asm): Declare.
2655 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2656 * lto-streamer-out.c (produce_asm): Export.
2657 * lto-streamer-in.c: Include tree-pass.h
2658 (input_function): Free dominance info when done.
2659 (lto_read_body): Push ipa_inline in ltrans stage.
2660 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2661 * Makefile.in (GTFILES): Add ipa-prop.h
2663 2009-10-22 Matthias Klose <doko@ubuntu.com>
2665 * doc/install.texi: Document --enable-browser-plugin.
2667 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2669 * doc/invoke.texi (fira-loop-pressure): Update default value.
2670 * opts.c (decode_options): Remove default value setting for
2671 flag_ira_loop_pressure.
2672 * config/ia64/ia64.c (ia64_override_options): Set
2673 flag_ira_loop_pressure up for -O3.
2674 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2676 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2678 PR tree-optimization/41497
2679 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2680 chrec_dont_know if the evolution function returned by follow_ssa_edge
2681 is constant in the analyzed loop and is not compatible with the
2682 initial value before the loop.
2683 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2685 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2687 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2689 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2692 * doc/invoke.texi: Document -print-multi-os-directory.
2694 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2697 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2698 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2699 when darwin_emit_unwind_label is used.
2701 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2703 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2706 2009-10-20 Richard Henderson <rth@redhat.com>
2708 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2709 before emit_post_landing_pad.
2711 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2713 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2714 Use when calling rtx_costs.
2715 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2716 global optimize_size. Pass speed to mips_binary_cost.
2718 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2720 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2723 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2725 * rtl.h (simplify_replace_fn_rtx): Declare.
2726 (wrap_constant, unwrap_constant): Delete.
2727 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2728 (expand_debug_expr): Don't call wrap_constant.
2729 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2730 (auto_adjust_pair): Fold into...
2731 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2732 Just return a new value.
2733 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2734 otherwise use simplify_replace_rtx.
2735 * cselib.c (wrap_constant): Reinstate old definition.
2736 (cselib_expand_value_rtx_1): Don't wrap constants.
2737 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2738 simplify_replace_rtx.
2739 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2740 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2741 Use simplify_replace_rtx.
2742 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2744 (simplify_replace_rtx): ...here. Turn into a wrapper for
2745 simplify_replace_fn_rtx.
2746 (simplify_unary_operation): Don't unwrap CONSTs.
2747 * var-tracking.c (check_wrap_constant): Delete.
2748 (vt_expand_loc_callback): Don't call it.
2749 (vt_expand_loc): Likewise.
2751 2009-10-20 Pascal Obry <obry@adacore.com>
2752 Eric Botcazou <ebotcazou@adacore.com>
2754 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2756 2009-10-20 Michael Matz <matz@suse.de>
2758 * loop-invariant.c (create_new_invariant): Use different magic number.
2760 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2763 * arm.c (arm_override_options): Forcibly disable hot/cold block
2766 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2769 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2772 2009-10-20 Richard Guenther <rguenther@suse.de>
2774 * ggc-page.c: Include cfgloop.h.
2775 (struct max_alignment): Drop long double, add void *.
2776 (extra_order_size_table): Add low non-power-of-two multiples
2777 of MAX_ALIGNMENT. Drop small type-based entries, add
2778 tree_type, cgraph_node and loop.
2779 * alloc-pool.c (struct allocation_object_def): Drop long double
2782 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2785 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2786 referenced just in DEBUG_INSNs.
2788 2009-10-20 Richard Guenther <rguenther@suse.de>
2791 * gimple.c (gimple_register_type): Make sure we register
2792 the types main variant first.
2794 2009-10-20 Richard Guenther <rguenther@suse.de>
2796 * gimple.c (gimple_types_compatible_p): Simplify. Move
2797 cheap checks before hashtable queries. Add checks for
2798 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2800 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2802 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2803 without size or with size that can't be represented as a host integer.
2805 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2807 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2808 the removal of a debug stmt as a significant change.
2810 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2812 * config/s390/s390.md: Added agen condition to operand
2813 forwarding bypasses. Added bypass for early address generation
2814 use of int results. Updated comments.
2816 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2818 * config/i386/i386.c: Remove signal.h #include.
2820 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2822 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2823 * doc/rtl.texi: Document ss_abs.
2825 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2827 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2828 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2829 instead of C_LEX_RAW_STRINGS.
2830 (lex_string): Handle CPP_UTF8STRING.
2831 * c-parser.c (c_parser_postfix_expression): Likewise.
2832 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2833 (C_LEX_STRING_NO_JOIN): ... this.
2835 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2837 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2838 cris_function_value_regno_p): New functions.
2839 (cris_promote_function_mode): Update comment.
2840 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2841 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2842 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2843 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2845 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2847 * unwind-dw2.c (execute_stack_op): Fix operand order for
2848 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2850 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2852 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2853 (lower_stmt) <GIMPLE_BIND>: Add comment.
2854 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2856 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2857 Otherwise lower it and set cannot_fallthru to true.
2858 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2859 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2860 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2861 to true for a noreturn call. Do not remove statements.
2862 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2863 Set cannot_fallthru to false on function exit.
2864 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2865 <GIMPLE_ASSIGN>: Remove.
2867 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2869 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2871 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2873 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2874 next/prev_active_insn to skip DEBUG_INSNs as well.
2876 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2878 * config/arm/arm.c (output_move_neon): Use DImode in call to
2881 2009-10-19 Matthias Klose <doko@ubuntu.com>
2884 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2886 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2888 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2890 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2893 * optabs.c (expand_binop): Make mode of shift count expression mode
2894 of shift count not target.
2897 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2899 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2900 case. Force using values to replace references within the statement.
2901 (convert_local_reference_stmt): Likewise.
2903 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2905 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2906 remove a subsequent GOTO or RETURN statement.
2908 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2910 * config/avr.md (*movqi): Add zero as equally preferable constraint
2911 as general register.
2914 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2916 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2918 2009-10-17 Richard Guenther <rguenther@suse.de>
2920 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2922 2009-10-17 Richard Guenther <rguenther@suse.de>
2924 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2925 operands in COMPONENT_REFs.
2927 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2929 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2930 if not defined. Change type of second argument to const_rtx.
2931 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2933 * targhooks.h (default_libcall_value): Update prototype.
2934 * target.h (struct gcc_target): Change type of second argument of
2935 libcall_value to const_rtx.
2936 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2938 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2939 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2941 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2944 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2945 * cgraphunit.c (cgraph_optimize): Call it.
2946 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2947 (dwarf2out_assembly_start): ... here. New hook.
2948 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2949 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2951 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2952 * sdbout.c (sdb_debug_hooks): Likewise.
2953 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2954 (vmsdbgout_assembly_start): New hook.
2956 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2958 * rtl.h (RTL_LOCATION): Fix typo.
2960 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2962 * print-rtl.c (print_rtx): Print locators in asm_operands
2965 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2968 * sched-deps.c (depl_on_debug_p): New.
2969 (attach_dep_link): Reject debug deps before nondebug deps.
2970 (add_to_deps_list): Insert debug deps after nondebug deps.
2971 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2973 (sd_add_dep): Do not reject debug deps.
2974 (add_insn_mem_dependence): Don't count debug deps.
2975 (remove_from_deps): Likewise.
2976 (sched_analyze_2): Set up mem deps on debug insns.
2977 (sched_analyze_insn): Record reg uses for deps on debug insns.
2978 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2979 try_ready nondebug insn after debug insn.
2980 * ddg.c (create_ddg_dep_from_intra_loop_link,
2981 create_ddg_dep_no_link): Don't reject debug deps.
2983 2009-10-16 Richard Guenther <rguenther@suse.de>
2985 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2986 (maybe_merge_incomplete_and_complete_type): Likewise.
2987 (lto_symtab_merge): Do not call them. Do not warn for
2988 complete vs. incomplete compatible types.
2989 (lto_symtab_merge_decls_2): Simplify.
2990 * gimple.c (gimple_force_type_merge): Remove.
2991 (gimple_types_compatible_p): Make it static.
2992 * gimple.h (gimple_force_type_merge): Remove.
2993 (gimple_types_compatible_p): Likewise.
2995 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2997 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2998 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
3000 2009-10-16 Richard Guenther <rguenther@suse.de>
3002 PR tree-optimization/41728
3003 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
3004 if fold_stmt did anything.
3006 2009-10-16 Richard Guenther <rguenther@suse.de>
3009 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
3010 (maybe_fixup_handled_component): New function.
3011 (input_gimple_stmt): Fixup mismatched decl replacements.
3013 2009-10-16 Richard Guenther <rguenther@suse.de>
3016 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
3017 the same as VAR_DECL.
3019 2009-10-16 Richard Guenther <rguenther@suse.de>
3021 * gimple.c (iterative_hash_gimple_type): For integer types
3022 also hash their minimum and maximum values and the string flag.
3023 For array types hash their domain and the string flag.
3025 2009-10-16 Richard Guenther <rguenther@suse.de>
3027 * gimple.c (gimple_types_compatible_p): Restrict completing
3028 types to record or unions. Simplify completion.
3029 Do not merge records or unions with different
3030 TYPE_STRUCTURAL_EQUALITY_P tag.
3031 (iterative_hash_gimple_type): Restrict non-recursing into
3032 pointer targets for records and unions.
3034 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3037 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
3038 * dwarf2out.c (mem_loc_descriptor): Don't handle
3039 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
3040 punt if it is not lowpart subreg or if inner mode isn't
3043 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3045 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
3046 investigating previous or next insns.
3048 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
3050 * tree-sra.c (build_ref_for_offset_1): Update comment.
3052 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
3054 * config/s390/s390.md (atype): Added missing values.
3056 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3059 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
3060 (casesi64p): Update pattern to reflect above.
3062 2009-10-15 Steve Ellcey <sje@cup.hp.com>
3064 PR rtl-optimization/41697
3065 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
3067 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3070 * config/rs6000/predicates.md: Update copyright year.
3071 * config/rs6000/altivec.md: Ditto.
3073 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
3074 (MD_INCLUDES): Add a2.md.
3076 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
3077 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
3078 (builtin_classify): New static vector to classify various builtins
3079 to get the tree attributes correct.
3080 (def_builtin): Set the attributes of builtins based on what the
3081 builtin does (i.e. memory operation, floating point, saturation
3082 need special attributes, others are pure functions).
3084 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
3086 (enum rs6000_builtins): Include rs6000-builtin.def to define the
3087 builtins. Change the end marker to MAX_RS6000_BUILTINS from
3088 RS6000_BUILTIN_COUNT.
3089 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
3090 MAX_RS6000_BUILTINS.
3092 * config/rs6000/rs6000-builtin.def: New file that combines the
3093 builtin enumeration name and attributes.
3095 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3097 * config/i386/linux.h (ASM_SPEC): Add --32.
3099 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3101 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
3102 and DW_TAG_template_alias.
3103 (dwarf_attr_name): Handle DW_AT_main_subprogram,
3104 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
3105 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
3106 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
3107 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
3108 and DW_AT_GNU_odr_signature.
3109 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
3110 DW_FORM_flag_present and DW_FORM_ref_sig8.
3111 (output_signature): Only print name on the first byte.
3112 (output_die): Likewise for dw_val_class_data8.
3114 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3116 * doc/invoke.texi: Clarify that most optimizations are not enabled
3119 2009-10-15 Richard Guenther <rguenther@suse.de>
3122 * gimple.c (compare_type_names_p): Handle anonymous names
3123 differently based on new mode argument.
3124 (gimple_types_compatible_p): For structs also compare the tags.
3125 (iterative_hash_type_name): Rename to ...
3126 (iterative_hash_name): ... this. Hash all names.
3127 (iterative_hash_gimple_type): Fix hashing the struct tag of
3128 pointer targets. Hash field decl names.
3130 2009-10-15 Richard Guenther <rguenther@suse.de>
3133 * gimple.c (gimple_get_alias_set): Avoid recursing on
3134 invalid type topology.
3136 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3138 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
3140 2009-10-15 Richard Guenther <rguenther@suse.de>
3142 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
3144 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3146 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
3147 add --with-tune{,-32,-64} configured default for -mtune if explicit
3150 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
3152 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
3154 2009-10-14 DJ Delorie <dj@redhat.com>
3156 * config/h8300/h8300.c (F): New.
3158 (h8300_emit_stack_adjustment): Call them.
3160 (h8300_push_pop): Likewise.
3161 (h8300_expand_prologue): Likewise.
3162 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
3163 (MUST_USE_SJLJ_EXCEPTIONS): Define.
3164 (INCOMING_RETURN_ADDR_RTX): Define.
3165 (INCOMING_FRAME_SP_OFFSET): Define.
3166 (DWARF_CIE_DATA_ALIGNMENT): Define.
3168 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3170 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
3171 fields in builtin structs.
3172 (finalize_record_size): Likewise.
3174 2009-10-14 Richard Guenther <rguenther@suse.de>
3176 * gimple.c (gtc_ob): New global.
3177 (struct type_pair_d): Replace pointers with type UIDs.
3178 (type_pair_hash): Adjust.
3179 (type_pair_eq): Likewise.
3180 (lookup_type_pair): Likewise. Allocate from an obstack.
3181 (gimple_force_type_merge): Adjust.
3182 (gimple_types_compatible_p): Likewise.
3183 (free_gimple_type_tables): Free the obstack.
3185 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3187 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3188 stmts setting DEBUG_EXPR_DECLs.
3190 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3191 Don't crash if mode1 is VOIDmode.
3193 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3195 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3196 * params.h (IRA_LOOP_RESERVED_REGS): New.
3197 * tree-pass.h (pass_subregs_of_mode_init,
3198 pass_subregs_of_mode_finish): Remove.
3199 * passes.c (pass_subregs_of_mode_init,
3200 pass_subregs_of_mode_finish): Remove.
3201 (pass_reginfo_init): Move before loop optimizations.
3202 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3203 * common.opt (fira-loop-pressure): New.
3204 * toplev.h (flag_ira_loop_pressure): New.
3205 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3206 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3207 Make external and void type functions.
3208 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3209 pass_subregs_of_mode_finish): Remove.
3210 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3211 * regmove.c: Include ira.h.
3212 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3213 register pressure calculation in loops.
3214 * loop-invariant.c: Include REGS_H and ira.h.
3215 (struct loop_data): New members max_reg_pressure, regs_ref, and
3217 (struct invariant): New member orig_regno.
3218 (curr_loop): New variable.
3219 (find_exits): Initialize regs_ref and regs_live.
3220 (create_new_invariant): Initialize orig_regno.
3221 (get_cover_class_and_nregs): New.
3222 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3223 array. Add code for flag_ira_loop_pressure.
3224 (gain_for_invariant): Make new_regs an array. Add code for
3225 flag_ira_loop_pressure.
3226 (best_gain_for_invariant): Ditto.
3227 (set_move_mark): New parameter gain. Use it for debugging output.
3228 (find_invariants_to_move): Make regs_needed and new_regs an array.
3229 Add code for flag_ira_loop_pressure.
3230 (move_invariant_reg): Set up orig_regno.
3231 (move_invariants): Set up reg classes for pseudos for
3232 flag_ira_loop_pressure.
3233 (free_loop_data): Clear regs_ref and regs_live.
3234 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3235 get_regno_cover_class, change_pressure, mark_regno_live,
3236 mark_regno_death, mark_reg_store, mark_reg_clobber,
3237 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3238 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3239 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3240 register pressure calculation in loops if new regs were added.
3241 Call finish_subregs_of_mode.
3242 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3243 * Makefile.in (loop-invariant.o): Add ira.h.
3245 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3247 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3249 2009-10-14 Richard Guenther <rguenther@suse.de>
3251 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3252 (lto_symtab_merge): ... here. Rewrite both to take the
3253 prevailing and a to-be-merged entry and to queue diagnostics properly.
3254 (lto_symtab_resolve_replaceable_p): New predicate for
3256 (lto_symtab_resolve_can_prevail_p): Likewise.
3257 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3258 handles merging commons by choosing the largest decl. Fold
3259 in code that gives ODR errors.
3260 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3262 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3263 case of no prevailing decl here. Diagnose mismatches
3264 in object types here. Drop all but the prevailing decls.
3265 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3266 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3267 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3269 2009-10-14 Richard Guenther <rguenther@suse.de>
3272 * lto-streamer-in.c (input_bb): Replace debug stmts with
3273 nops instead of dropping them.
3275 2009-10-14 Nick Clifton <nickc@redhat.com>
3277 * gcc/doc/extended.texi: Replace the dash character with @minus{}
3278 in situations where it is being used as a minus symbol.
3279 * gcc/doc/tm.texi: Likewise.
3280 * gcc/doc/md.texi: Likewise.
3282 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3284 PR preprocessor/41543
3285 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
3286 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
3287 * tree.c: Include intl.h.
3288 (expand_location): Handle BUILTINS_LOCATION.
3289 * Makefile.in (tree.o): Depend on intl.h.
3292 * dwarf2out.c (dwarf2out_var_location): Always clear
3293 last_postcall_label when changing last_label.
3295 2009-10-14 Pascal Obry <obry@adacore.com>
3297 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
3298 (process_command): Handle -E as done with -c and -S. Do not add
3299 the target executable suffix to the output file when -E is used.
3300 (main): Adjust error message accordingly.
3302 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
3308 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3310 (tree_code_size): Likewise.
3312 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3314 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3315 * real.h (HAVE_mpc_arc): Define.
3317 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3319 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3320 (struct builtin_description): Add fndecl field.
3321 (bdesc): Remove const qualifier. Update initializer.
3322 (sh_media_init_builtins): Remove const qualifier for d. Record
3323 the result of add_builtin_function to the fndecl field.
3324 (sh_builtin_decl): New.
3325 (sh_media_builtin_decl): New.
3327 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3330 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3331 requests between special registers.
3333 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3335 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3337 2009-10-13 Richard Henderson <rth@redhat.com>
3339 PR tree-optimization/41377
3340 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3341 (cleanup_empty_eh_merge_phis): New change_region parameter;
3342 pass it on to redirect_eh_edge_1. Update callers.
3343 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3344 at the destination block.
3346 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3348 * passes.c (register_pass): Replaced gcc_unreachable by
3349 fatal_error on failure. Mentions plugins in comments & messages.
3351 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3354 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3355 * sched-vis.c (print_value): Use it.
3356 * cselib.c (cselib_hash_rtx): Likewise.
3357 * print-rtl.c (print_rtx): Likewise.
3358 * cfgexpand.c (expand_debug_rtx): Likewise.
3359 * var-tracking.c (vt_expand_loc_callback): Likewise.
3361 2009-10-13 Richard Guenther <rguenther@suse.de>
3364 * opts.c (handle_option): Split out code to handle setting
3365 the options flag var ...
3366 (set_option): ... here.
3367 * opts.h (set_option): Declare.
3368 * lto-opts.c (register_user_option_p): Include -fexceptions
3369 and all position independent code variants.
3370 (handle_common_option): Remove.
3371 (lto_reissue_options): Use set_option.
3373 2009-10-13 Martin Jambor <mjambor@suse.cz>
3375 PR tree-optimization/41661
3376 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3377 that are tcc_comparisons or do not change the type in any
3379 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3380 folding tcc_comparison operations.
3382 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3384 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3387 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3393 * tree.def (DEBUG_EXPR_DECL): New.
3394 * rtl.def (DEBUG_EXPR): New.
3395 * gengtype.c (adjust_field_rtx_def): Handle it.
3396 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3397 (insert_debug_temp_for_var_def): ... this. Drop support for
3398 moving. Take iterator for def stmt; insert debug stmt before it.
3399 Scan early for use count and kind in debug stmts.
3400 (propagate_defs_into_debug_stmts): Rename to...
3401 (insert_debug_temps_for_defs): ... this. Likewise.
3402 * tree.h (DEBUG_TEMP_UID): New.
3403 * tree.c (next_debug_decl_uid): New.
3404 (make_node_stat): Count debug decls separately.
3405 (copy_node_stat): Likewise.
3406 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3407 * var-tracking.c (dv_is_decl_p): Recognize it.
3408 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3409 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3410 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3411 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3412 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3413 (cselib_hash_rtx): Likewise.
3414 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3415 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3417 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3418 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3419 * rtl.c (copy_rtx): Likewise.
3420 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3421 * print-rtl.c (print_rtx): Likewise.
3422 * sched-vis.c (print_value): Likewise.
3423 (print_insn): Handle DEBUG_EXPR_DECL.
3424 * tree-dump.c (dequeue_and_dump): Likewise.
3425 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3426 * gimple-iterator (gsi_replace): Check for same lhs.
3427 (gsi_remove): Insert debug temps.
3428 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3429 (move_computations_stmt): Drop explicit propagation into debug stmts.
3430 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3431 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3432 * tree-ssa-sink.c (statement_sink_location): Likewise.
3433 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3434 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3435 * tree-flow.h: Likewise.
3436 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3437 debug temps without values.
3438 (eliminate_unnecessary_stmts): Don't discard just-inserted
3441 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3444 * config/cris/cris.md (andu): Check that operand 1 is one of the
3445 general registers. Fix typo in head comment.
3447 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3449 * config/i386/i386.md (vswapmov): New.
3450 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3451 (ix86_function_ms_hook_prologue): New.
3452 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3453 * configure.ac: Test for swap suffix support in as.
3454 * configure: Rebuild.
3456 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3459 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3460 paradoxical subregs to prevent partial register stalls if the inner
3461 mode is integer mode.
3463 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3465 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3467 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3470 * gcc/dwarf2out.c (template_parameter_pack_die,
3471 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3473 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3476 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3478 (maybe_register_def): Likewise. Take stmt iterator.
3479 (rewrite_update_stmt): Take stmt iterator and pass it on.
3480 (rewrite_update_enter_block): Pass stmt iterator.
3482 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3484 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3485 (spu_builtin_decl): New function.
3487 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3489 * config/i386/i386.md (SWIM): New mode iterator.
3490 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3491 using SWIM mode iterator.
3492 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3493 patterns using SWI48 mode iterator.
3494 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3495 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3496 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3497 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3498 patterns using SWI248 mode iterator.
3499 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3500 gen_x86_movdicc_0_m1_rex64 for renamed function
3502 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3503 Eric Botcazou <ebotcazou@adacore.com>
3506 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3507 * config/sparc/sol2-unwind.h: New file.
3509 2009-10-11 Olivier Hainque <hainque@adacore.com>
3510 Eric Botcazou <ebotcazou@adacore.com>
3513 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3514 * config/i386/sol2-unwind.h: New file.
3516 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3519 * config/i386/i386.md (addsi_1_zext): Get the proper second
3522 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3524 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3525 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3528 2009-10-11 Richard Guenther <rguenther@suse.de>
3530 * gimple.c (iterative_hash_type_name): Do not handle special
3533 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3535 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3536 (*setcc_si_1_and): Ditto.
3537 (*setcc_si_1_movzbl): Ditto.
3538 (*setcc_<mode>_2): Ditto.
3539 (*setcc_qi): Rename from *setcc_1.
3540 (*setcc_qi_slp): Rename from *setcc_2.
3542 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3543 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3545 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3546 "if" condition, there is already assert with reload_completed present.
3548 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3550 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3552 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3554 * doc/install.texi (Final install): Refer to
3555 http://gcc.gnu.org/bugs/ for bug reporting.
3557 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3559 * configure.ac: Add test for dci instruction.
3560 * configure: Regenerate.
3561 * config.in: Likewise.
3562 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3563 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3564 (-mmulhw): Add 476 to description.
3565 (-mdlmzb): Likewise.
3566 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3567 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3568 (processor_target_table): Add 476 and 476fp entries.
3569 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3570 (rs6000_issue_rate): Add CPU_PPC476.
3571 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3572 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3573 (processor_type): Add PROCESSOR_PPC476.
3574 (EXTRA_SPECS): Add asm_cpu_476 string.
3575 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3576 (define_attr "cpu"): Add ppc476.
3578 Update comments for 476.
3579 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3580 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3581 Update copyright year.
3582 * config/rs6000/476.md: New file.
3583 * config/rs6000/40x.md: Add description for "isel" attribute.
3584 Update copyright year.
3585 * config/rs6000/440.md: Likewise.
3586 * config/rs6000/603.md: Likewise.
3587 * config/rs6000/6xx.md: Likewise.
3588 * config/rs6000/7450.md: Likewise.
3589 * config/rs6000/7xx.md: Likewise.
3590 * config/rs6000/8540.md: Likewise.
3591 * config/rs6000/cell.md: Likewise.
3592 * config/rs6000/e300c2c3.md: Likewise.
3593 * config/rs6000/e500mc.md: Likewise.
3594 * config/rs6000/mpc.md: Likewise.
3595 * config/rs6000/power4.md: Likewise.
3596 * config/rs6000/power5.md: Likewise.
3597 * config/rs6000/power6.md: Likewise.
3598 * config/rs6000/power7.md: Likewise.
3599 * config/rs6000/rios1.md: Likewise.
3600 * config/rs6000/rios2.md: Likewise.
3601 * config/rs6000/rs64.md: Likewise.
3603 2009-10-10 Richard Guenther <rguenther@suse.de>
3605 PR tree-optimization/41654
3606 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3607 a cond expr before calling gimple_cond_set_condition_from_tree.
3608 (ifcombine_iforif): Likewise.
3610 2009-10-09 Ian Lance Taylor <iant@google.com>
3612 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3613 * configure: Rebuild.
3615 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3617 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3620 2009-10-09 Richard Guenther <rguenther@suse.de>
3623 * target-def.h (TARGET_BUILTIN_DECL): Define.
3624 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3625 * target.h (struct gcc_target): Add builtin_decl target hook.
3626 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3627 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3629 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3630 not gcc_unreachable.
3631 (lto_output_builtin_tree): Sorry if the target does not support
3632 streaming target builtins.
3633 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3634 (rs6000_builtin_decl): New function.
3635 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3636 (ix86_builtin_decl): New function.
3638 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3640 PR preprocessor/41445
3641 * c-ppoutput.c (do_line_change): New function.
3642 (cb_line_change): Use it.
3643 (scan_translation_unit): Call do_line_change if
3644 avoid_paste or PREV_WHITE and token location is on a different line
3645 than print.src_line.
3648 * dwarf2out.c (dwarf2out_init): Test whether
3649 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3652 PR rtl-optimization/41646
3653 * calls.c (expand_call): For BLKmode types returned in registers
3654 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3657 2009-10-09 Richard Guenther <rguenther@suse.de>
3659 PR tree-optimization/41634
3660 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3661 we remove the correct elements.
3662 (optimize_stmt): Make sure to update stmt operands before
3663 optimizing redundancies.
3665 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3667 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3669 2009-10-09 Richard Guenther <rguenther@suse.de>
3672 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3674 (lto_wrapper_exit): New function.
3676 (fatal_perror): Likewise.
3677 (fork_execute): Use global args_name, do not free it.
3678 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3679 * lto-streamer.h: Remove duplicate prototypes.
3681 2009-10-09 Richard Guenther <rguenther@suse.de>
3683 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3684 before calling stmt_can_throw_external.
3686 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3688 PR tree-optimization/40071
3689 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3690 pointer if the original data reference doesn't conflict with the
3691 created vector data reference. Fix long line.
3693 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3695 * config/i386/i386.md (any_div): New code iterator.
3696 (u): Handle div and udiv.
3698 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3700 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3701 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3702 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3703 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3705 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3707 * gcc.c (main): Remove trailing "." from diagnostics.
3709 2009-10-08 Cary Coutant <ccoutant@google.com>
3711 Add support for debugging with ICF (Identical Code Folding).
3712 * calls.c (debug.h): New #include.
3713 (emit_call_1): Call virtual_call_token debug hook.
3714 * common.opt (-fenable-icf-debug): New option.
3715 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3716 locations in the source).
3717 (poc_label_num): New variable.
3718 (dcall_entry, vcall_entry): New typedefs.
3719 (dcall_table, vcall_table): New variables.
3720 (struct vcall_insn): New type.
3721 (vcall_insn_table): New variable.
3722 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3723 (size_of_dcall_table): New function.
3724 (output_dcall_table): New function.
3725 (size_of_vcall_table): New function.
3726 (output_vcall_table): New function.
3727 (dwarf2out_direct_call): New function.
3728 (vcall_insn_table_hash): New function.
3729 (vcall_insn_table_eq): New function.
3730 (dwarf2out_virtual_call_token): New function.
3731 (dwarf2out_virtual_call): New function.
3732 (dwarf2out_init): Allocate new tables and sections.
3733 (prune_unused_types): Mark DIEs referenced from direct call table.
3734 (dwarf2out_finish): Output direct and virtual call tables.
3735 * final.c (final_scan_insn): Call direct_call and virtual_call
3737 * debug.h (struct gcc_debug_hooks): Add direct_call,
3738 virtual_call_token, virtual_call hooks.
3739 (debug_nothing_uid): New function.
3740 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3741 (debug_nothing_uid): New function.
3742 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3743 (xcoff_debug_hooks): Likewise.
3744 * sdbout.c (sdb_debug_hooks): Likewise.
3745 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3746 * doc/invoke.texi (-fenable-icf-debug): New option.
3748 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3751 * regmove.c (regmove_backward_pass): Replace src with dst in the
3752 debug insn, and check for dst before rather than after.
3754 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3756 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3757 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3759 2009-10-08 Jan Hubicka <jh@suse.cz>
3762 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3763 do not mark cgraph nodes as needed.
3764 (record_references_in_initializer): Add new only_vars parameter.
3765 * cgraph.h (record_references_in_initializer): New parameter.
3766 * varasm.c (assemble_variable): Update call.
3767 * varpool.c (varpool_analyze_pending_decls): Always look for
3770 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3772 * config/avr/avr.c (last_insn_address) Remove variable.
3773 (expand_prologue): Don't initialise last_insn_address variable.
3774 (final_prescan_insn): Don't output insn size.
3775 * config/avr/avr.opt (msize): Remove switch.
3776 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3779 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3781 * combine.c (label_tick_ebb_start): Fix comment.
3782 (combine_instructions): Set label_tick and label_tick_ebb_start before
3783 calling setup_incoming_promotions. Start them from 1. Increment
3784 label_tick instead of deriving it from the BB index. Rather than
3785 comparing ticks use the block from the previous iteration to decide
3786 whether to start a new EBB. Remove empty lines before function.
3788 2009-10-08 Michael Matz <matz@suse.de>
3791 * builtins.c (fold_builtin_isascii): Use fold_build2.
3792 (fold_builtin_isdigit): Ditto.
3793 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3794 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3795 remove_useless_stmts_cond, remove_useless_stmts_tf,
3796 remove_useless_stmts_tc, remove_useless_stmts_bind,
3797 remove_useless_stmts_goto, remove_useless_stmts_label,
3798 remove_useless_stmts_1, remove_useless_stmts,
3799 pass_remove_useless_stmts): Remove.
3800 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3801 * passes.c (init_optimization_passes): Don't add
3802 pass_remove_useless_stmts.
3803 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3804 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3806 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3807 for static constants.
3808 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3809 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3811 2009-10-08 Richard Guenther <rguenther@suse.de>
3813 * gimple.c (free_gimple_type_tables): New function.
3814 * gimple.h (free_gimple_type_tables): Declare.
3816 2009-10-07 Mark Heffernan <meheff@google.com>
3818 * ipa-prop.c (ipa_print_node_params) Only print
3819 names of named arguments.
3821 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3823 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3824 being statically linked.
3826 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3828 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3830 2009-10-08 Jan Hubicka <jh@suse.cz>
3833 * ipa.c (cgraph_externally_visible_p,
3834 function_and_variable_visibility,
3835 whole_program_function_and_variable_visibility): Skip non-finalized
3838 2009-10-08 Nick Clifton <nickc@redhat.com>
3840 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3843 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3846 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3848 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3851 * c-common.c (c_fully_fold_internal): Strip nops from the result
3852 of recursive calls to c_fully_fold_internal.
3853 (c_wrap_maybe_const): New.
3854 (c_save_expr): Use c_wrap_maybe_const.
3855 * c-common.h (c_wrap_maybe_const): Declare.
3856 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3857 build_binary_op): Use c_wrap_maybe_const.
3859 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3861 * real.c: Fix comment to reflect actual exponent size.
3863 2009-10-08 Ben Elliston <bje@au.ibm.com>
3865 * config/rs6000/a2.md: Add FSF comment header.
3867 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3869 * config/i386/i386.md (any_extend): New code iterator.
3870 (u, s): New code attributes.
3872 (DWIH): Rewrite as code iterator for SI and DI modes.
3873 (DWI): Rewrite as mode attribute.
3874 (dwi): New mode attribute.
3875 (di): Depend on SI mode and DI mode.
3876 (doubleint_general_operand): Remove mode attribute.
3878 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3881 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3882 (*sub<mode>3_doubleword): Ditto.
3884 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3885 using SWIM248 mode iterator.
3886 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3887 using SWI48 mode iterator.
3888 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3889 patterns using DWIH mode iterator and any_extend code iterator.
3890 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3891 using any_extend code iterator.
3892 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3893 patterns using DWIH mode iterator and any_extend code iterator.
3894 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3895 using any_extend code iterator.
3896 (<s>mul<mode>3_highpart): Macroize expander from
3897 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3898 and any_extend code iterator.
3899 (*<s>muldi3_highpart_1): Macroize insn from
3900 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3901 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3902 patterns using any_extend code iterator.
3903 (*<s>mulsi3_highpart_zext): Macroize insn from
3904 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3906 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3908 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3909 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3910 refering to a DIE with DW_AT_const_value.
3912 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3915 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3917 2009-10-06 Jan Hubicka <jh@suse.cz>
3919 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3922 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3924 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3925 *lea_2_rex64): Move before *add<mode>_1 pattern.
3927 2009-10-07 Jan Hubicka <jh@suse.cz>
3929 * collect2.c (main): Add -fno-whole-program.
3930 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3932 2009-10-07 Jan Hubicka <jh@suse.cz>
3934 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3935 has no address taken.
3936 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3938 (cgraph_clone_node): Clear externally_visible flag for clones.
3939 * cgraph.h (cgraph_only_called_directly_p,
3940 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3941 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3942 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3943 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3944 ipcp_insert_stage): Likwise.
3945 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3946 externally_visible flag.
3947 (verify_cgraph_node): Verify that inline clones look right.
3948 (process_function_and_variable_attributes): Do not set
3949 externally_visible flags.
3950 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3952 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3954 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3955 clear externally_visible when turning into inline clones
3956 (cgraph_mark_inline_edge): Use new predicates.
3957 (cgraph_estimate_growth): Likewise.
3958 (cgraph_decide_inlining): Likewise.
3959 * ipa.c (cgraph_postorder): Likewise.
3960 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3961 that inline clones are not needed.
3962 (cgraph_externally_visible_p): New predicate.
3963 (function_and_variable_visibility): Add whole_program parameter;
3964 always set externally_visible flag; handle COMDAT function
3966 (local_function_and_variable_visibility): New function.
3967 (gate_whole_program_function_and_variable_visibility): New function.
3968 (whole_program_function_and_variable_visibility): New function.
3969 (pass_ipa_whole_program_visibility): New function.
3970 * passes.c (init_optimization_passes): Add whole program visibility
3972 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3973 not care about needed/reachable flags.
3974 * varpool.c: Include flags.h
3975 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3976 (varpool_finalize_decl): When we are in LTO read-back, all variables
3978 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3980 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3982 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3985 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3987 * config.gcc: Don't include the makefile fragments intended for
3989 * config/s390/fixdfdi.h: File removed.
3990 * config/s390/libgcc-glibc.ver: File removed.
3991 * config/s390/s390.h: Remove the fixdfdi.h hack.
3992 * config/s390/t-crtstuff: File moved to libgcc dir.
3993 * config/s390/t-linux: Likewise.
3994 * config/s390/t-tpf: libgcc specific parts removed.
3995 * config/s390/t-linux64: Likewise.
3997 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3999 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
4000 (lto-compress.o): Likewise.
4002 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
4005 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
4006 dllexport to class members here.
4007 (i386_pe_determine_dllimport_p): Only check static class data for
4009 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
4010 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
4011 functions for vague linkage.
4012 (i386_pe_type_dllexport_p): Fix formatting.
4013 (maybe_add_dllexport) New function.
4014 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
4017 2009-10-07 Ben Elliston <bje@au.ibm.com>
4019 * config/rs6000/a2.md: Remove duplicated lines.
4021 2009-10-07 Ben Elliston <bje@au.ibm.com>
4023 * config.gcc (powerpc*-*-*): Handle a2.
4024 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
4025 * config/rs6000/a2.md: New file.
4026 * config/rs6000/rs6000.opt (mno-update): New.
4027 (mupdate): Return to using a mask, not a var.
4028 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
4029 (enum processor_type): Add PROCESSOR_PPCA2.
4030 * config/rs6000/rs6000.c (ppca2_cost): New costs.
4031 (rs6000_override_options): Add "a2" to processor_target_table.
4032 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
4033 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
4035 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4037 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4038 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
4039 reference to nonexistent gen_truncxfxf2 function.
4041 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
4043 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
4044 (DWIH, g, di, doubleint_general_operand): New mode attributes.
4045 (general_operand): Handle TI mode.
4046 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
4047 using SDWIM mode iterator.
4048 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
4049 pattern from *add{di,ti}3_1 patterns and corresponding splitters
4050 using DWI mode iterator.
4051 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
4052 patterns using SWI mode iterator.
4053 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
4054 using SWI48 mode iterator.
4055 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
4056 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
4057 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
4058 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
4059 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
4060 using SDWIM mode iterator.
4061 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
4062 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
4063 using DWI mode iterator.
4064 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
4065 patterns using SWI mode iterator.
4066 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
4067 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
4068 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
4069 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
4070 patterns using plusminus code iterator.
4071 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
4072 sub<mode>3 patterns using plusminus code iterator.
4073 * config/i386/i386.c (override_options): Update the call to
4074 gen_subdi_carry_rex64 for renamed function.
4075 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
4076 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
4077 calls to instruction expanders.
4079 2009-10-06 Martin Jambor <mjambor@suse.cz>
4082 * opts.c (decode_options): Run IPA-SRA at -O2.
4084 2009-10-06 Richard Guenther <rguenther@suse.de>
4086 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
4088 2009-10-06 Tobias Burnus <burnus@net-b.de>
4091 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
4092 -flto and -fwhole-program flags can be combined.
4094 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
4097 * gcc.c (process_command): Check that -o argument was specified.
4099 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4101 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
4103 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4105 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4106 * doc/invoke.texi (Warning Options): Annotate allowed languages
4107 for -Wunsuffixed-float-constants.
4109 2009-10-05 Jakub Jelinek <jakub@redhat.com>
4111 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
4112 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
4113 same name and isn't the main variant.
4116 * dwarf2out.c (loc_by_reference): Removed.
4117 (dw_loc_list_1): New function.
4118 (dw_loc_list): Remove toplev argument, add want_address argument.
4119 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
4120 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
4121 want_address == 2 to dw_loc_list. For successful dw_loc_list
4122 set have_address to 1 only if want_address is not 0.
4124 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4126 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4127 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4128 a code block followed by two pointers.
4129 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
4130 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
4131 (MIPS_MOVE): Likewise.
4132 (MIPS_LUI): Likewise.
4133 (MIPS_JR): Likewise.
4134 (MIPS_BAL): Likewise.
4135 (MIPS_NOP): Likewise.
4136 (mips_asm_trampoline_template): Delete.
4137 (mips_trampoline_code_size): New function.
4138 (mips_trampoline_init): Add shorter sequences for all cases
4139 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
4140 Calculate the opcodes directly, rather than copying from a template.
4141 Only flush the code part of the trampoline.
4142 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
4144 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4146 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4147 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
4148 (INCOMING_RETURN_ADDR_RTX): Likewise.
4149 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
4151 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
4152 with RETURN_ADDR_REGNUM.
4153 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
4154 * config/mips/mips.c (mips16_build_call_stub): Replace
4155 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
4156 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
4157 (mips_print_operand_punctuation): Likewise.
4158 (mips_frame_set): Likewise.
4159 (mips16e_output_save_restore): Likewise.
4160 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4161 (mips_save_reg_p): Likewise.
4162 (mips_return_addr): Likewise.
4163 (mips_set_return_address): Likewise.
4164 (mips_direct_save_slot_move_p): Likewise.
4165 (mips_output_function_prologue): Likewise.
4166 (mips_restore_reg): Likewise.
4167 (mips_expand_epilogue): Likewise.
4168 (mips_epilogue_uses): Likewise.
4169 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
4170 (*mov<mode>_ra): Use it instead of a hard-coded 31.
4171 (clear_hazard_<mode>): Likewise.
4172 (call_internal): Likewise.
4173 (call_internal_direct): Likewise.
4174 (call_direct_split): Likewise.
4175 (call_value_internal): Likewise.
4176 (call_value_split): Likewise.
4177 (call_value_internal_direct): Likewise.
4178 (call_value_direct_split): Likewise.
4179 (call_value_multiple_internal): Likewise.
4180 (call_value_multiple_split): Likewise.
4182 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
4183 Jakub Jelinek <jakub@redhat.com>
4185 PR rtl-optimization/41511
4186 * combine.c (record_value_for_reg): Pass explicit values as argument
4187 to get_last_value_validate.
4188 (get_last_value_validate): Document INSN parameter.
4189 For non-readonly MEMs, assume they might have been modified if INSN
4190 was in another basic block.
4191 (get_last_value): Minor reformatting.
4193 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4196 * final.c (asm_str_count): Split out from asm_insn_count.
4197 * rtl.h (asm_str_count): New prototype.
4198 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4201 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4203 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4205 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4206 Rafael Espindola <espindola@google.com>
4208 * gengtype.c (write_types): Moved call to write_func_for_structure
4209 into seperate loops.
4211 2009-10-05 Richard Guenther <rguenther@suse.de>
4214 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4215 (input_cgraph_1): Input toplevel asms.
4217 2009-10-05 Richard Guenther <rguenther@suse.de>
4220 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4221 (external_aggregate_decl_p): Likewise.
4222 (lto_symtab_compatible): Re-structure. Remove dead code.
4223 For variables ignore toplevel qualifiers when comparing types.
4224 Issue warnings, not errors for mismatched user-alignment.
4226 2009-10-05 Richard Guenther <rguenther@suse.de>
4230 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4231 (struct lto_symtab_identifier_def): Likewise.
4232 (struct lto_symtab_decl_def): Likewise.
4233 (struct lto_symtab_entry_def): New.
4234 (lto_symtab_identifier_t): Rename to ...
4235 (lto_symtab_entry_t): ... this.
4236 (lto_symtab_decls): Remove.
4237 (lto_symtab_base_hash): Rename to ...
4238 (lto_symtab_entry_hash): ... this.
4239 (lto_symtab_base_eq): Rename to ...
4240 (lto_symtab_entry_eq): ... this.
4241 (lto_symtab_base_marked_p): Rename to ...
4242 (lto_symtab_entry_marked_p): ... this.
4243 (lto_symtab_identifier_marked_p): Remove.
4244 (lto_symtab_decl_marked_p): Likewise.
4245 (lto_symtab_maybe_init_hash_tables): Rename to ...
4246 (lto_symtab_maybe_init_hash_table): ... this.
4247 (lto_symtab_set_resolution_and_file_data): Remove.
4248 (lto_symtab_register_decl): New function.
4249 (lto_symtab_get_identifier): Remove.
4250 (lto_symtab_get): New function.
4251 (lto_symtab_get_resolution): Adjust.
4252 (lto_symtab_get_identifier_decl): Remove.
4253 (lto_symtab_set_identifier_decl): Likewise.
4254 (lto_symtab_merge_decl): Rename to ...
4255 (lto_symtab_merge): ... this. Rewrite.
4256 (lto_symtab_merge_var): Remove.
4257 (lto_symtab_merge_fn): Likewise.
4258 (lto_symtab_prevailing_decl): Adjust.
4259 (lto_cgraph_replace_node): New function.
4260 (lto_symtab_merge_decls_2): Likewise.
4261 (lto_symtab_merge_decls_1): Likewise.
4262 (lto_symtab_fixup_var_decls): Likewise.
4263 (lto_symtab_resolve_symbols): Likewise.
4264 (lto_symtab_merge_decls): Likewise.
4265 (lto_symtab_prevailing_decl): Adjust.
4266 (lto_symtab_get_symtab_def): Remove.
4267 (lto_symtab_get_file_data): Likewise.
4268 (lto_symtab_clear_resolution): Adjust.
4269 (lto_symtab_clear_resolution): Likewise.
4270 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4271 (input_cgraph_1): Likewise.
4272 * lto-streamer-in.c (get_resolution): Do not provide fake
4273 symbol resolutions here.
4274 (deferred_global_decls): Remove.
4275 (lto_register_deferred_decls_in_symtab): Likewise.
4276 (lto_register_var_decl_in_symtab): Change signature, register
4277 variable via lto_symtab_register_decl.
4278 (lto_register_function_decl_in_symtab): Likewise.
4279 (lto_read_tree): Adjust.
4280 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
4281 (lto_symtab_merge_var): Likewise.
4282 (lto_symtab_merge_fn): Likewise.
4283 (lto_symtab_register_decl): Declare.
4284 (lto_symtab_merge_decls): Likewise.
4286 2009-10-05 Richard Guenther <rguenther@suse.de>
4288 PR tree-optimization/23821
4289 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
4290 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
4291 simple IV increments.
4293 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4295 * config/arm/arm.c (arm_override_options): Really initialize
4296 flag_dwarf2_cfi_asm to 0.
4298 2009-10-05 Doug Kwan <dougkwan@google.com>
4300 PR rtl-optimization/41574
4301 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
4302 floating point and we are not doing unsafe math optimizations.
4304 2009-10-03 Simon Baldwin <simonb@google.com>
4305 Cary Coutant <ccoutant@google.com>
4306 Rafael Espindola <espindola@google.com>
4307 Richard Guenther <rguenther@suse.de>
4308 Jan Hubicka <jh@suse.cz>
4309 Doug Kwan <dougkwan@google.com>
4310 H.J. Lu <hongjiu.lu@intel.com>
4311 Bill Maddox <maddox@google.com>
4312 Ryan Mansfield <rmansfield@qnx.com>
4313 Diego Novillo <dnovillo@google.com>
4314 Ollie Wild <aaw@google.com>
4315 Kenneth Zadeck <zadeck@naturalbridge.com>
4317 * lto-cgraph.c: New file.
4318 * lto-compress.c: New file.
4319 * lto-compress.h: New file.
4320 * lto-opts.c: New file.
4321 * lto-section-in.c: New file.
4322 * lto-section-out.c: New file.
4323 * lto-streamer-in.c: New file.
4324 * lto-streamer-out.c: New file.
4325 * lto-streamer.c: New file.
4326 * lto-streamer.h: New file.
4327 * lto-symtab.c: New file.
4328 * lto-wpa-fixup.c: New file.
4329 * lto-wrapper.c: New file.
4331 2009-10-03 Simon Baldwin <baldwin@google.com>
4332 Ben Elliston <bje@au.ibm.com>
4333 Rafael Espindola <espindola@google.com>
4334 Nathan Froyd <froydnj@codesourcery.com>
4335 Jan Hubicka <jh@suse.cz>
4336 Doug Kwan <dougkwan@google.com>
4337 Diego Novillo <dnovillo@google.com>
4338 Kenneth Zadeck <zadeck@naturalbridge.com>
4340 * Makefile.in (enable_lto): New.
4341 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4342 (LINKER_PLUGIN_API_H): Define.
4343 (LTO_SYMTAB_H): Define.
4344 (LTO_STREAMER_H): Define.
4345 (TREE_VECTORIZER_H): Define.
4346 (INCLUDES): Add LIBELFINC.
4347 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4348 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4349 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4350 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4351 (native): Add lto-wrapper$(exeext)
4352 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4353 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4354 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4355 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4356 (varasm.o): Add dependency on tree-iterator.h.
4357 (cgraph.o): Add dependency on cif-code.def.
4358 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4359 (ipa-pure-const.o): Likewise.
4360 (GTFILES): Add lto-symtab.c.
4361 (install-lto-wrapper): New.
4362 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4363 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4364 * config.in: Regenerate.
4366 2009-10-03 Rafael Espindola <espindola@google.com>
4367 Diego Novillo <dnovillo@google.com>
4369 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4370 ipa_write_summaries.
4371 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4373 (cgraph_optimize): Make extern.
4375 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4376 Kenneth Zadeck <zadeck@naturalbridge.com>
4378 * toplev.c (in_lto_p): Declare.
4379 * collect2.c (scan_prog_file): Read all the output when reading
4380 information for LTO.
4381 (enum lto_mode_d): Declare.
4383 2009-10-03 Richard Guenther <rguenther@suse.de>
4384 Diego Novillo <dnovillo@google.com>
4386 * gimple.c: Include target.h and alias.h.
4387 (gimple_types): Declare.
4388 (type_hash_cache): Declare.
4389 (gimple_alloc_stat): Make extern.
4390 (gimple_build_eh_must_not_throw): Call
4391 gimple_eh_must_not_throw_set_fndecl.
4392 (struct type_pair_d): Declare.
4393 (type_pair_t): Declare.
4394 (type_pair_hash): New.
4395 (type_pair_eq): New.
4396 (lookup_type_pair): New.
4397 (gimple_force_type_merge): New.
4398 (compare_type_names_p): New.
4399 (compare_field_offset): New.
4400 (gimple_types_compatible_p): New.
4401 (struct sccs): Declare.
4402 (next_dfs_num): Declare.
4403 (iterative_hash_gimple_type): New.
4405 (iterative_hash_type_name): New.
4406 (iterative_hash_gimple_type): New.
4407 (gimple_type_hash): New.
4408 (gimple_type_eq): New.
4409 (gimple_register_type): New.
4410 (print_gimple_types_stats): New.
4411 (gimple_signed_or_unsigned_type): New.
4412 (gimple_unsigned_type): New.
4413 (gimple_signed_type): New.
4414 (gimple_get_alias_set): New.
4415 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4416 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4417 (gimple_force_type_merge): Declare.
4418 (gimple_types_compatible_p): Declare.
4419 (gimple_register_type): Declare.
4420 (print_gimple_types_stats): Declare.
4421 (gimple_unsigned_type): Declare.
4422 (gimple_signed_type): Declare.
4423 (gimple_get_alias_set): Declare.
4424 (gimple_eh_must_not_throw_set_fndecl): New.
4426 2009-10-03 Jan Hubicka <jh@suse.cz>
4427 Kenneth Zadeck <zadeck@naturalbridge.com>
4429 * ipa-pure-const.c: Include lto-streamer.h.
4430 (register_hooks): Factor out of ...
4431 (generate_summary): ... here.
4432 (pure_const_write_summary): New.
4433 (pure_const_read_summary): New.
4434 (pass_ipa_pure_const): Add pure_const_write_summary and
4435 pure_const_read_summary.
4436 * ipa-reference.c: Include lto-streamer.h.
4437 (add_new_function): New.
4438 (remove_node_data): New.
4439 (duplicate_node_data): New.
4440 (ipa_init): Guard against multiple calls.
4441 Move hook setup from analyze_function.
4442 (write_node_summary_p): New.
4443 (ipa_reference_write_summary): New.
4444 (ipa_reference_read_summary): New.
4445 (pass_ipa_reference): Add ipa_reference_write_summary and
4446 ipa_reference_read_summary.
4447 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4448 (struct cgraph_edge): Add fields lto_stmt_uid and
4449 call_stmt_cannot_inline_p.
4450 (cgraph_optimize): Declare.
4451 (cgraph_decide_is_function_needed): Declare.
4452 (reset_inline_failed): Declare.
4453 (enum LTO_cgraph_tags): Declare.
4454 (LTO_cgraph_tag_names): Declare.
4455 (LCC_NOT_FOUND): Define.
4457 2009-10-03 Doug Kwan <dougkwan@google.com>
4458 Rafael Espindola <espindola@google.com>
4459 Jan Hubicka <jh@suse.cz>
4460 Diego Novillo <dnovillo@google.com>
4461 Kenneth Zadeck <zadeck@naturalbridge.com>
4463 * passes.c (all_regular_ipa_passes): New.
4464 (all_ipa_passes): Rename to all_small_ipa_passes.
4465 (init_optimization_passes): Init all_regular_ipa_passes.
4466 * tree-pass.h (all_regular_ipa_passes): New.
4467 (all_ipa_passes): Rename to all_small_ipa_passes.
4468 * passes.c (all_lto_gen_passes): New.
4469 (init_optimization_passes): Initialize all_lto_gen_passes.
4470 (execute_ipa_summary_passes): Make non-static.
4471 (ipa_write_summaries_1): New.
4472 (ipa_write_summaries_2): New.
4473 (ipa_write_summaries): New.
4474 (ipa_write_summaries_of_cgraph_node_set): New.
4475 (ipa_read_summaries_1): New.
4476 (ipa_read_summaries): New.
4477 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4478 (execute_regular_ipa_pass_list): Remove.
4479 (init_optimization_passes): Schedule
4480 pass_rebuild_cgraph_edges and pass_early_inline outside
4481 of pass_all_early_optimizations. Document reason.
4482 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4483 pass_ipa_lto_finish_out): New pass.
4484 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4485 (execute_all_ipa_transforms): New.
4486 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4487 (dump_properties, debug_properties): New.
4488 * tree-optimize.c (gate_all_early_local_passes): Return
4489 false if we are in lto1.
4490 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4491 * tree-pass.h (execute_all_ipa_transforms): Declare.
4492 (pass_ipa_function_and_variable_visibility): Declare.
4493 (pass_ipa_early_inline): Declare.
4494 (pass_ipa_lto_gimple_out): Declare.
4495 (pass_ipa_lto_wpa_fixup): Declare.
4496 (pass_ipa_lto_finish_out): Declare.
4497 (all_small_ipa_passes, all_regular_ipa_passes,
4498 all_lto_gen_passes): Declare.
4499 (execute_ipa_summary_passes): Declare.
4500 (execute_all_ipa_transforms): Declare.
4501 (ipa_write_summaries): Declare
4502 (ipa_write_summaries_of_cgraph_node_set): Declare.
4503 (ipa_read_summaries): Declare.
4505 2009-10-03 Doug Kwan <dougkwan@google.com>
4506 Ollie Wild <aaw@google.com>
4508 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4510 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4511 (lto_mode): New variable.
4512 (maybe_run_lto_and_relink): Handle the -fwpa option.
4513 (main): Handle the -fwpa option.
4514 (maybe_unlink_list): New function.
4515 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4516 * common.opt (flto): New flag.
4517 * toplev.c (flag_generate_lto): Declare.
4519 2009-10-03 Simon Baldwin <simonb@google.com>
4521 * common.opt (flto-compression-level): New flag.
4523 * opts.c: Include lto-opts.h.
4524 (handle_option): Call lto_register_user_option for each
4525 valid option handled.
4526 (decode_options): Clear registered options before the options
4529 2009-10-03 Cary Coutant <ccoutant@google.com>
4531 * collect2.c (is_elf): New function.
4532 (scan_prog_file): Require LTO object to be in ELF format.
4534 2009-10-03 Rafael Espindola <espindola@google.com>
4536 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4537 libgcc to the linker.
4539 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4541 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4542 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4544 * collect2.h (collect_execute): Add flags argument.
4545 * tlink.c (tlink_execute): Update call to collect_execute.
4546 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4547 (use_linker_plugin): New.
4548 (use_linker_plugin_spec_function): New.
4549 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4550 (linker_plugin_file_spec): New.
4551 (lto_wrapper_spec): New.
4552 (lto_gcc_spec): New.
4553 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4554 (static_spec_functions): Add use-linker-plugin.
4555 (process_command): Handle -use-linker-plugin.
4556 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4557 linker_plugin_file_spec and lto_gcc_spec.
4558 (use_linker_plugin_spec_function): New.
4560 2009-10-03 Richard Guenther <rguenther@suse.de>
4564 * tree.h (is_lang_specific): Include LANG_TYPE.
4565 * tree.c (find_decls_types_r): Manually add interesting parts
4566 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4568 * gimple.c (type_pair_hash): Make symmetric.
4569 (type_pair_eq): Likewise.
4570 (lookup_type_pair): Increase initial hashtable size.
4571 (gimple_force_type_merge): Rely on type-pair symmetry.
4572 (visit): Remove excessive checking code.
4573 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4574 (gimple_register_type): Remove getenv calls, shrink initial
4578 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4579 inline functions if not generating lto output.
4582 * toplev.c (finalize): In WPA mode remove the asm file.
4584 2009-10-03 Doug Kwan <dougkwan@google.com>
4586 * ipa-inline.c (cgraph_mark_inline): Check
4587 edge->call_stmt_cannot_inline_p instead of calling
4588 gimple_call_cannot_inline_p.
4589 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4590 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4591 (inline_generate_summary): Do nothing in LTRANS.
4592 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4593 exists before calling gimple_call_cannot_inline_p.
4594 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4595 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4596 Update new_edge->lto_stmt_uid.
4597 * cgraphbuild.c (reset_inline_failed): New.
4599 * common.opt (fwpa): New flag.
4600 (fltrans): New option.
4601 * gcc.c (gcc_lto_option_t): New type.
4602 (current_lto_option): New variable.
4603 (lto_single_spec_function): Remove and is replaced by ..
4604 (lto_option_spec_function): New function.
4605 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4606 passing the -flto flag.
4607 (cc1_options): Separate non-LTO related parts into ..
4608 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4609 (lto1_options): New spec for lto FE.
4610 (link_lto_options): New spec for handling LTO flags in linker.
4611 (invoke_lto_single): Re-format to fit in 80 column. Replace
4612 lto-single with lto-option.
4613 (static_specs): Add cc1_non_lto_options, lto1_options and
4615 (static_spec_function): Replace lto-single with lto-option.
4616 (process_command): Handle -flto, -fwpa and -fltran by setting
4617 current_lto_option and not passing it to subprocess unconditionally.
4619 2009-10-03 Bill Maddox <maddox@google.com>
4621 Add `gcc' driver support for link-time code generation (LTO).
4623 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4624 (lto_flag, lto_objects, lto_o_file): New variables.
4625 (struct lto_object, struct lto_object_list): New structures.
4626 (collect_exit, handler): Remove LTO temporary output file on exit.
4627 (add_lto_object): New function.
4628 (maybe_run_lto_and_relink): New function. Perform link time code
4629 generation and relinking for object files containing LTO information.
4630 (main): Invoke maybe_run_lto_and_relink().
4631 (dump_argv): New function. For debugging, currently disabled.
4632 (scan_prog_file): Add LTO information pass.
4633 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4635 * toplev.c (compile_file): Emit assembler directive to create
4636 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4638 2009-10-03 Diego Novillo <dnovillo@google.com>
4640 * c.opt: Add LTO to warn_abi and warn_psabi.
4642 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4643 inline function. Ignore language-specific nodes. Update all users.
4644 (find_decls_types_r): Do not traverse the subtrees of
4645 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4646 * tree.h (is_lang_specific): New.
4647 * langhooks.h (struct lang_hooks_for_decls): Remove
4648 may_need_assembler_name_p. Update all users.
4650 * c-common.c (set_builtin_user_assembler_name): Move ...
4651 * builtins.c (set_builtin_user_assembler_name): ... here.
4652 (is_builtin_name): Add comment
4653 (is_builtin_fn): New.
4654 * except.c (output_ttype): Only call
4655 lookup_type_for_runtime if TYPE is not a runtime type.
4657 * passes.c (register_pass): Call position_pass on
4658 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4659 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4660 (TV_IPA_LTO_DECL_IO): Define.
4661 (TV_IPA_LTO_CGRAPH_IO): Define.
4663 (TV_WHOPR_WPA): Define.
4664 (TV_WHOPR_WPA_IO): Define.
4665 (TV_WHOPR_LTRANS): Define.
4666 (TV_WHOPR_WPA_FIXUP): Define.
4667 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4668 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4669 * tree-flow.h (tree_node_can_be_shared): Declare.
4670 * tree-inline.c (tree_can_inline_p): Check that E has a
4671 statement associated with it.
4672 * tree.c (free_lang_data_in_binf): Factor out of ...
4673 (free_lang_data_in_type): ... here.
4674 Call RECORD_OR_UNION_TYPE_P.
4675 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4676 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4677 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4678 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4679 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4680 (gate_free_lang_data): Return true if flag_generate_lto is set.
4681 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4682 * c-common.h (set_builtin_user_assembler_name): Move ...
4683 * tree.h (set_builtin_user_assembler_name): ... here.
4685 * common.opt (flto-report): New flag.
4686 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4687 * collect2.c (scan_prog_file): Send the error output of
4688 'nm' to HOST_BIT_BUCKET.
4690 2009-10-03 Ollie Wild <aaw@google.com>
4692 * langhooks-def.h (lhd_begin_section): New function declaration.
4693 (lhd_write_section): New function declaration.
4694 (lhd_end_section): New function declaration.
4695 (LANG_HOOKS_BEGIN_SECTION): New macro.
4696 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4697 (LANG_HOOKS_END_SECTION): New macro.
4698 (LANG_HOOKS_LTO): New macro.
4699 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4700 * langhooks.c (output.h): Add include.
4701 (saved_section): New static variable.
4702 (lhd_begin_section): New function.
4703 (lhd_write_section_data): New function.
4704 (lhd_end_section): New function.
4705 * langhooks.h (struct lang_hooks_for_lto): New structure.
4706 (struct lang_hooks): Add member lto.
4707 * Makefile.in (langhooks.o): Add dependency on output.h.
4709 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4711 2009-10-03 Richard Guenther <rguenther@suse.de>
4713 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4716 2009-10-03 Simon Baldwin <simonb@google.com>
4717 Richard Guenther <rguenther@suse.de>
4718 Janis Johnson <janis187@us.ibm.com>
4719 Doug Kwan <dougkwan@google.com>
4720 Diego Novillo <dnovillo@google.com>
4721 Ramana Radhakrishnan <ramana.r@gmail.com>
4722 Ollie Wild <aaw@google.com>
4724 * doc/install.texi: Add documentation for libelf and --enable-lto.
4725 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4726 -flto-report, -flto-compression-level and -use-linker-plugin.
4727 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4728 Add section for LTO Testing.
4730 2009-10-02 Cary Coutant <ccoutant@google.com>
4732 Add support for comdat type sections for DWARF v4.
4733 Merge from dwarf4 branch.
4735 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4736 (dw_die_ref): Define vector type.
4737 (enum dw_val_class): Add dw_val_class_data8.
4738 (struct dw_val_struct): Add v.val_data8.
4739 (comdat_type_node_ref): New type.
4740 (struct die_struct): Move die_symbol into a union; add new field
4741 die_type_node. Change all uses.
4742 (comdat_type_node): New type.
4743 (skeleton_chain_node): New type.
4744 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4745 (comdat_type_list): New variable.
4746 (dwarf_tag_name): Add DW_TAG_type_unit.
4747 (dwarf_attr_name): Add DW_AT_signature.
4748 (add_AT_data8): New function.
4749 (replace_child): New function.
4750 (move_all_children): New function.
4751 (print_signature): New function.
4752 (print_die): Print signature information; add dw_val_class_data8.
4753 (attr_checksum): Support dw_val_class_data8.
4754 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4755 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4756 (checksum_sleb128, checksum_uleb128): New functions.
4757 (checksum_die_context): New function.
4758 (loc_checksum_ordered): New function.
4759 (attr_checksum_ordered): New function.
4760 (struct checksum_attributes): New structure.
4761 (collect_checksum_attributes): New function.
4762 (die_checksum_ordered): New function.
4763 (generate_type_signature): New function.
4764 (same_dw_val_p): Add dw_val_class_data8.
4765 (is_symbol_die): Use new is_declaration_die function.
4766 (is_declaration_die): New function.
4767 (should_move_die_to_comdat): New function.
4768 (clone_die): New function.
4769 (clone_tree): New function.
4770 (clone_as_declaration): New function.
4771 (copy_declaration_context): New function.
4772 (generate_skeleton_ancestor_tree): New function.
4773 (generate_skeleton_bottom_up): New function.
4774 (generate_skeleton): New function.
4775 (remove_child_or_replace_with_skeleton): New function.
4776 (break_out_comdat_types): New function.
4777 (struct decl_table_entry): New type.
4778 (htab_decl_hash): New function.
4779 (htab_decl_eq): New function.
4780 (htab_decl_del): New function.
4781 (copy_ancestor_tree): New function.
4782 (copy_decls_walk): New function.
4783 (copy_decls_for_unworthy_types): New function.
4784 (build_abbrev_table): Don't assert on missing die_symbol when doing
4785 comdat type sections.
4786 (size_of_die): Use DW_FORM_sig8 for external references. Add
4788 (unmark_dies): Don't assert for unmarked dies when doing comdat
4790 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4791 (output_signature): New function.
4792 (output_die): Likewise.
4793 (output_compilation_unit_header): Mark output as DWARF version 3
4794 even if generating DWARF 4.
4795 (output_comdat_type_unit): New function.
4796 (output_line_info): Mark output as DWARF version 3 even if generating
4798 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4800 (dwarf2out_end_source_file): Likewise.
4801 (prune_unused_types_walk_attribs): Don't follow references into
4802 comdat type sections.
4803 (prune_unused_types_mark): When generating type units, do not mark
4804 children of non-defining declarations of types; do mark children of
4806 (prune_unused_types): Process comdat type sections.
4807 (htab_ct_hash): New function.
4808 (htab_ct_eq): New function.
4809 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4810 Add a pointer to the line table from type unit entries so
4811 DW_AT_decl_file has meaning.
4812 * varasm.c (default_elf_asm_named_section): Use identifier name as
4813 comdat key instead of lang hook.
4815 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4817 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4819 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4821 * config/i386/i386.md (SWIM248): New mode iterator.
4822 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4823 divmodhi4 patterns using SWIM248 macro.
4824 (*divmod<mode>4): Macroize insn_and_split pattern from
4825 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4826 and their corresponding splitters usign SWIM248 macro. Split SImode
4827 insn to generate cltd and DImode insn to generate cqto instead of
4828 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4829 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4830 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4831 *divmodsi_noext patterns using SWIM248 macro.
4832 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4833 udivmodhi4 patterns using SWIM248 macro.
4834 (*udivmod<mode>4): Macroize insn_and_split pattern from
4835 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4836 corresponding splitters using SWIM248 macro.
4837 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4838 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4840 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4842 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4843 of zero-sized element is zero-sized regardless of its extent.
4845 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4848 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4849 * configure: Regenerated.
4850 * config.in: Regenerated.
4851 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4852 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4853 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4854 not emitting .eh_frame, emit .cfi_sections .debug_frame
4859 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4860 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4862 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4863 vars use DECL_RTL with resetting it back to NULL afterwards.
4864 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4865 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4866 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4867 the attribute type allows it, otherwise use DW_FORM_dataN.
4868 (mem_loc_descriptor): Handle CONST_STRING.
4869 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4870 Handle MEM with CONST_STRING address using add_AT_string.
4871 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4872 CONST_STRING for const arrays initialized with a string literal.
4873 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4874 (dwarf2out_finish): Call resolve_addr.
4876 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4877 Maxim Kuvyrkov <maxim@codesourcery.com>
4879 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4881 2009-10-02 Nick Clifton <nickc@redhat.com>
4883 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4884 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4886 2009-10-01 Jan Hubicka <jh@suse.cz>
4888 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4889 (cgraph_create_virtual_clone): Just pass redirect_callers
4891 * cgraph.h (cgraph_clone_node): Update prototype.
4892 * ipa-pure-const.c (self_recursive_p): New function.
4893 (propagate): Use it.
4894 * ipa-inline.c (cgraph_clone_inlined_nodes,
4895 cgraph_decide_recursive_inlining): Update.
4897 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4899 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4900 instructions for TARGET_OCTEON.
4902 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4904 * config/arm/arm.c (arm_override_options): Turn off
4905 flag_dwarf2_cfi_asm for AAPCS variants.
4907 2009-10-01 Martin Jambor <mjambor@suse.cz>
4910 * tree-sra.c (convert_callers): Do not call
4911 compute_inline_parameters on one caller more than once.
4913 2009-10-01 Nick Clifton <nickc@redhat.com>
4915 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4916 an empty string if not already defined.
4918 2009-10-01 Martin Jambor <mjambor@suse.cz>
4921 * tree-sra.c (is_va_list_type): New function.
4922 (find_var_candidates): Call is_va_list_type.
4923 (find_param_candidates): Check that the type or the type pointed
4924 to are not va_list types.
4926 2009-10-01 Martin Jambor <mjambor@suse.cz>
4929 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4930 DECL_ARTIFICIAL (param_decl) is true.
4932 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4934 * tree.h (tree_decl_common::lang_flag_8): New.
4935 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4937 * c-common.h (RID_CONSTEXPR): New.
4939 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4941 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4942 Use ref-all pointers.
4943 (alpha_gimplify_va_arg): Ditto.
4945 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4948 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4949 before insn counting loop now that BB_END (bb) is counted. Ensure
4950 the return value isn't zero.
4952 2009-09-30 Nick Clifton <nickc@redhat.com>
4954 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4955 with separate definitions of c_target_objs and cxx_target_objs.
4956 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4958 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4959 sh_symbian_import_export_class.
4960 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4961 * config/sh/symbian.c: Delete, moving code into...
4962 * config/sh/symbian-base.c: ... here
4963 * config/sh/symbian-c.c: ... and here
4964 * config/sh/symbian-cxx.c: ... and here.
4966 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4969 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4970 of plus RTX into register.
4972 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4974 * doc/install.texi: Linguistic and markup fixes.
4975 (Configuration) <--disable-cpp>: Remove description.
4976 <--enable-maintainer-mode>: Autotools files are affected, too.
4977 <--with-sysroot>: Improve description.
4978 (Building): Bump required GNU make version.
4980 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4982 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4983 (x86_64-*-*): Ditto.
4985 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4986 intrinisics for FMA4.
4987 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4988 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4989 Add FMA4 check and fma4intrin.h.
4990 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4992 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4993 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4994 constant for FMA4 support.
4995 (UNSPEC_FMA4_FMADDSUB): Ditto.
4996 (UNSPEC_FMA4_FMSUBADD): Ditto.
4997 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4998 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4999 (ix86_expand_fma4_multiple_memory): Ditto.
5000 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
5001 (OPTION_MASK_ISA_FMA4_UNSET): New.
5002 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
5003 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
5004 (ix86_handle_option): Handle -mfma4.
5005 (isa_opts): Handle -mfma4.
5006 (enum pta_flags): Add PTA_FMA4.
5007 (override_options): Add FMA4 support.
5008 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
5009 (IX86_BUILTIN_VFMADDSD): Ditto.
5010 (IX86_BUILTIN_VFMADDPS): Ditto.
5011 (IX86_BUILTIN_VFMADDPD): Ditto.
5012 (IX86_BUILTIN_VFMSUBSS): Ditto.
5013 (IX86_BUILTIN_VFMSUBSD): Ditto.
5014 (IX86_BUILTIN_VFMSUBPS): Ditto.
5015 (IX86_BUILTIN_VFMSUBPD): Ditto.
5016 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
5017 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
5018 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
5019 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
5020 (IX86_BUILTIN_VFNMADDSS): Ditto.
5021 (IX86_BUILTIN_VFNMADDSD): Ditto.
5022 (IX86_BUILTIN_VFNMADDPS): Ditto.
5023 (IX86_BUILTIN_VFNMADDPD): Ditto.
5024 (IX86_BUILTIN_VFNMSUBSS): Ditto.
5025 (IX86_BUILTIN_VFNMSUBSD): Ditto.
5026 (IX86_BUILTIN_VFNMSUBPS): Ditto.
5027 (IX86_BUILTIN_VFNMSUBPD): Ditto.
5028 (IX86_BUILTIN_VFMADDPS256): Ditto.
5029 (IX86_BUILTIN_VFMADDPD256): Ditto.
5030 (IX86_BUILTIN_VFMSUBPS256): Ditto.
5031 (IX86_BUILTIN_VFMSUBPD256): Ditto.
5032 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
5033 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
5034 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
5035 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
5036 (IX86_BUILTIN_VFNMADDPS256): Ditto.
5037 (IX86_BUILTIN_VFNMADDPD256): Ditto.
5038 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
5039 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
5040 (enum multi_arg_type): New enum for describing the various FMA4
5041 intrinsic argument types.
5042 (bdesc_multi_arg): New table for FMA4 intrinsics.
5043 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
5044 (ix86_expand_multi_arg_builtin): New function for creating FMA4
5046 (ix86_expand_builtin): Add FMA4 intrinsic support.
5047 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
5048 operand instructions.
5049 (ix86_expand_fma4_multiple_memory): New function to split the
5050 second memory reference from FMA4 instructions.
5051 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
5052 (ssemodesuffixf2s): Ditto.
5053 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
5055 (fma4_fmsub<mode>4): Ditto.
5056 (fma4_fnmadd<mode>4): Ditto.
5057 (fma4_fnmsub<mode>4): Ditto.
5058 (fma4_vmfmadd<mode>4): Ditto.
5059 (fma4_vmfmsub<mode>4): Ditto.
5060 (fma4_vmfnmadd<mode>4): Ditto.
5061 (fma4_vmfnmsub<mode>4): Ditto.
5062 (fma4_fmadd<mode>4256): Ditto.
5063 (fma4_fmsub<mode>4256): Ditto.
5064 (fma4_fnmadd<mode>4256): Ditto.
5065 (fma4_fnmsub<mode>4256): Ditto.
5066 (fma4_fmaddsubv8sf4): Ditto.
5067 (fma4_fmaddsubv4sf4): Ditto.
5068 (fma4_fmaddsubv4df4): Ditto.
5069 (fma4_fmaddsubv2df4): Ditto.
5070 (fma4_fmsubaddv8sf4): Ditto.
5071 (fma4_fmsubaddv4sf4): Ditto.
5072 (fma4_fmsubaddv4df4): Ditto.
5073 (fma4_fmsubaddv2df4): Ditto.
5074 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
5075 instructions for intrinsics.
5076 (fma4i_fmsub<mode>4): Ditto.
5077 (fma4i_fnmadd<mode>4): Ditto.
5078 (fma4i_fnmsub<mode>4): Ditto.
5079 (fma4i_vmfmadd<mode>4): Ditto.
5080 (fma4i_vmfmsub<mode>4): Ditto.
5081 (fma4i_vmfnmadd<mode>4): Ditto.
5082 (fma4i_vmfnmsub<mode>4): Ditto.
5083 (fma4i_fmadd<mode>4256): Ditto.
5084 (fma4i_fmsub<mode>4256): Ditto.
5085 (fma4i_fnmadd<mode>4256): Ditto.
5086 (fma4i_fnmsub<mode>4256): Ditto.
5087 (fma4i_fmaddsubv8sf4): Ditto.
5088 (fma4i_fmaddsubv4sf4): Ditto.
5089 (fma4i_fmaddsubv4df4): Ditto.
5090 (fma4i_fmaddsubv2df4): Ditto.
5091 (fma4i_fmsubaddv8sf4): Ditto.
5092 (fma4i_fmsubaddv4sf4): Ditto.
5093 (fma4i_fmsubaddv4df4): Ditto.
5094 (fma4i_fmsubaddv2df4): Ditto.
5096 * doc/invoke.texi (-mfma4): Add documentation.
5097 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
5099 2009-09-29 Richard Henderson <rth@redhat.com>
5101 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
5102 an edge to the new destination block.
5104 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5107 * pa.c (hppa_profile_hook): Use
5108 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
5110 2009-09-29 Steve Ellcey <sje@cup.hp.com>
5111 Alexander Monakov <amonakov@ispras.ru>
5114 * config/ia64/predicates.md (not_postinc_destination_operand): New.
5115 (not_postinc_memory_operand): New.
5116 (not_postinc_move_operand): New.
5117 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
5118 (*cmovsi_internal): Ditto.
5120 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
5122 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
5123 restrict issue_rate in first pass when scheduling for register
5126 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5127 Rafael Avila de Espindola <espindola@google.com>
5129 * gengtype.c (plugin_output): New.
5130 (get_output_file_with_visibility): Return plugin_output for plugins.
5131 (main): Parse and use the -P option.
5132 * gty.texi: Update the command line format.
5134 2009-09-29 Jakub Jelinek <jakub@redhat.com>
5137 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
5139 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
5140 out if !const_ok_for_output.
5143 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
5144 case VAR_LOCATION>: Remove gcc_unreachable ().
5146 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5148 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5149 (x86_64-*-*): Ditto.
5150 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
5151 back to smmintrin.h.
5152 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
5153 * config/i386/x86intrin.h: Remove SSE5.
5154 * config/i386/mmintrin-common.h: Delete file.
5155 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
5157 2009-09-29 Richard Guenther <rguenther@suse.de>
5159 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
5160 resulting from stack temporaries on STRICT_ALIGNMENT targets.
5162 2009-09-29 Nick Clifton <nickc@redhat.com>
5164 * function.c (current_function_name): If there is no current
5165 function just return "<none>".
5167 2009-09-28 Sriraman Tallam <tmsriram@google.com>
5169 * tree-pass.h (register_pass_info): New structure.
5170 (pass_positioning_ops): Move enum from gcc-plugin.h.
5171 (register_pass): New function.
5172 * gcc-plugin.h (plugin_pass): Delete structure.
5173 (pass_positioning_ops): Delete enum.
5174 * plugin.c (regsiter_pass): Delete function.
5175 (position_pass): Delete function.
5176 (added_pass_nodes): Delete variable.
5177 (prev_added_pass_nodes): Delete variable.
5178 (pass_list_node): Delete structure.
5179 * passes.c (make_pass_instance): New function.
5180 (next_pass_1): Change to call make_pass_instance.
5181 (pass_list_node): Move structure from gcc-plugin.h.
5182 (added_pass_nodes): Move variable from plugin.c.
5183 (prev_added_pass_nodes): Move variable from plugin.c.
5184 (position_pass): New function.
5185 (register_pass): New function.
5187 2009-09-28 Easwaran Raman <eraman@google.com>
5189 * ifcvt.c (noce_try_abs): Recognize pattern and call
5190 expand_one_cmpl_abs_nojump.
5191 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5192 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5194 2009-09-28 Ian Lance Taylor <iant@google.com>
5197 * c-opts.c (c_common_handle_option): Don't set
5198 warn_jump_misses_init for -Wall.
5199 * doc/invoke.texi (Warning Options): Update documentation.
5201 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5203 * Makefile.in ($(out_object_file)): Depend on
5204 gt-$(basename $(notdir $(out_file))).h.
5206 2009-09-28 Richard Henderson <rth@redhat.com>
5208 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5209 * except.c (gen_eh_region): Set it.
5210 (duplicate_eh_regions_1): Copy it.
5211 * tree-eh.c (lower_resx): Use it to determine which function
5214 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5215 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5216 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5217 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5218 BUILT_IN_CXA_END_CLEANUP if necessary.
5220 * c-common.c (c_define_builtins): Update call to
5221 build_common_builtin_nodes.
5223 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5225 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5227 2009-09-28 Michael Matz <matz@suse.de>
5229 * builtins.c (interclass_mathfn_icode): New helper.
5230 (expand_builtin_interclass_mathfn): Use it here, and split folding
5232 (fold_builtin_interclass_mathfn): ... this new folder.
5233 (build_call_nofold_loc): New static helper.
5234 (build_call_nofold): New wrapper macro for above.
5235 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5236 (expand_builtin_pow): Ditto.
5237 (expand_builtin_memset_args): Ditto.
5238 (expand_builtin_printf): Ditto.
5239 (expand_builtin_fprintf): Ditto.
5240 (expand_builtin_sprintf): Ditto.
5241 (expand_builtin_memory_chk): Ditto.
5242 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5243 (expand_builtin_stpcpy): Ditto.
5244 (expand_builtin_strcmp): Ditto.
5245 (expand_builtin_strncmp): Ditto.
5246 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5247 (expand_builtin_strcpy_args): Don't call folders.
5248 (expand_builtin_memcmp): Ditto.
5249 (expand_builtin_strncpy): Ditto, and use target.
5250 (expand_builtin_memcpy): Ditto.
5251 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5252 expand_builtin_strpbrk, expand_builtin_memmove,
5253 expand_builtin_memmove_args, expand_builtin_bcopy,
5254 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5255 expand_builtin_strspn, expand_builtin_strcspn,
5256 expand_builtin_fputs): Remove these.
5257 (expand_builtin): Don't call the above, change calls to other
5258 expanders that changed prototype.
5259 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5260 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5261 fold_builtin_interclass_mathfn.
5262 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5263 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5265 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5266 * passes.c (init_optimization_passes): Move pass_fold_builtins
5267 after last phiopt pass.
5268 * tree-inline.c (fold_marked_statements): When folding builtins
5269 iterate over all instruction potentially generated.
5270 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5272 (fold_gimple_call): Use it to always fold calls (into potentially
5273 multiple instructions).
5274 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
5275 calls into zero at this time.
5276 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
5277 statements generated by builtin folding.
5279 2009-09-28 Nick Clifton <nickc@redhat.com>
5281 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
5283 2009-09-28 Duncan Sands <baldrick@free.fr>
5285 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
5286 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5287 (register_callback): Dispatch it.
5288 (invoke_plugin_callbacks): Incorporate in sanity check.
5289 * ggc.h (ggc_register_cache_tab): Add declaration.
5290 * ggc-common.c (ggc_register_root_tab): Simplify.
5291 (const_ggc_cache_tab_t): New typedef.
5292 (extra_cache_vec): New vector of dynamically added cache tables.
5293 (ggc_register_cache_tab): New function.
5294 (ggc_scan_cache_tab): New function.
5295 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
5296 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
5298 2009-09-27 Richard Henderson <rth@redhat.com>
5300 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
5301 which we remove __builtin_stack_restore.
5303 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
5305 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
5306 to test for GRD_INVARIANT.
5307 (simple_rhs_p): Anything that's function_invariant_p is fine.
5309 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5311 * gengtype.c (main): Use plunge_files instead of plugin_output.
5313 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5314 Rafael Avila de Espindola <espindola@google.com>
5316 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5317 Don't print pch related info if it is false.
5318 (main): Don't print pch info in plugin mode.
5320 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5322 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5323 with dw_val_class_const_double.
5324 (struct dw_val_struct): Replace val_long_long with val_double and
5325 adjust for above change.
5326 (output_loc_operands): Likewise.
5327 (add_AT_long_long): Rename into...
5328 (add_AT_double): ...this.
5329 (print_die): Replace dw_val_class_long_long with
5330 dw_val_class_const_double and adjust.
5331 (attr_checksum): Likewise.
5332 (same_dw_val_p): Likewise.
5333 (size_of_die): Likewise.
5334 (value_format): Likewise.
5335 (output_die): Likewise.
5336 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5337 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5338 instead of add_AT_long_long.
5339 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5340 value with the precision of its type.
5342 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5345 * c-typeck.c (build_conditional_expr): Use the readonly and
5346 volatile flags of the operand types, not of the operands itself.
5348 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5350 * collect2.c (main): Look for -brtl before adding libraries.
5352 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5354 * config.gcc: Update OpenBSD targets.
5355 * config/openbsd-stdint.h: New file.
5356 * config/openbsd-libpthread.h: New file.
5357 * config/openbsd.h: Update and break out LIB_SPEC definition.
5358 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5359 * config/i386/openbsdelf.h: Correct types.
5360 * config/m68k/openbsd.h: Likewise.
5361 * config/mips/openbsd.h: Likewise.
5362 * config/vax/openbsd.h: Likewise.
5364 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5366 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5367 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5368 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5369 of the length and zero.
5371 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5373 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5374 (FLAGS_H): Add options.h $(REAL_H).
5375 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5376 (TREE_VECTORIZER_H): New.
5377 (EBITMAP_H): Renamed from EBIMAP_H.
5378 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5379 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5380 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5381 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5382 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5383 (graphite-clast-to-gimple.o, graphite-dependences.o)
5384 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5385 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5386 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5387 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5388 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5389 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5390 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5391 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5392 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5393 updated and fixed as per above changes and per
5394 check_makefile_deps.sh output.
5397 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5398 * configure: Regenerate.
5400 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5402 * doc/install.texi: Update minimum MPC version to 0.7.
5404 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5406 * doc/install.texi (Binaries): Remove reference to the binary
5407 distribution CD-ROM from the FSF.
5409 2009-09-26 Michael Matz <matz@suse.de>
5413 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5414 that are mentioned in the body.
5416 2009-09-26 Michael Matz <matz@suse.de>
5418 PR tree-optimization/41454
5419 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5420 (tree_ssa_dominator_optimize): Don't allocate and free it.
5421 (dom_opt_leave_block): Don't iterate over it.
5422 (eliminate_redundant_computations): Don't return a value.
5423 (cprop_operand, cprop_into_stmt): Ditto.
5424 (optimize_stmt): Don't defer updating stmts.
5426 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5428 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5429 generic_parameter_die, template_parameter_pack_die,
5430 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5431 renaming DW_TAG_formal_parameter_pack and
5432 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5433 and DW_TAG_GNU_template_parameter_pack.
5435 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5437 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5438 * config/v850/v850.c (v850_function_value): New function.
5439 (TARGET_FUNCTION_VALUE): Define.
5441 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5443 * tree-vect-stmts.c (vectorizable_call): Call
5444 mark_symbols_for_renaming after vect_finish_stmt_generation.
5446 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5447 to loc_descriptor_from_tree.
5448 (add_location_or_const_value_attribute): Pass 0 instead of 2
5449 for decl_by_reference_p decls.
5451 2009-09-25 Richard Guenther <rguenther@suse.de>
5454 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5457 2009-09-25 Ben Elliston <bje@au.ibm.com>
5459 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5462 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5464 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5465 form of instruction.
5467 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5470 * fold-const.c (const_binop): Handle complex int division.
5471 * tree-complex.c (expand_complex_div_straight,
5472 expand_complex_div_wide): Update comments.
5474 2009-09-24 DJ Delorie <dj@redhat.com>
5477 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5478 (reg_class): Likewise.
5479 (REG_CLASS_NAMES): Likewise.
5480 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5481 (m32c_override_options): Disable -fivopts for M32C.
5483 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5485 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5486 Delete VSX load/store with update support.
5487 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5488 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5492 (VStype_load_update): Ditto.
5493 (VStype_store_update): Ditto.
5494 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5495 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5497 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5498 load/store with update builtins.
5500 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5502 * libgcc2.c (L_trampoline): Prototype for getpagesize
5503 and mprotect in WINNT case.
5505 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5507 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5508 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5509 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5510 'outgoing' argument.
5511 (TARGET_FUNCTION_VALUE): Define.
5513 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5515 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5517 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5520 * common.opt: Initialize dwarf_strict to -1.
5521 * toplev.c (process_options): Catch unset dwarf_strict
5522 and set to 0 for all targets not overriding.
5523 * config/darwin.c (darwin_override_options): Catch unset
5524 dwarf_strict and override to 1.
5526 2009-09-24 Jeff Law <law@redhat.com>
5528 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5530 2009-09-24 Richard Guenther <rguenther@suse.de>
5532 PR tree-optimization/36143
5533 PR tree-optimization/38747
5534 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5535 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5537 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5540 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5541 return false instead of gcc_unreachable (). For CONST return the
5542 value returned by recursive call instead of always returning true.
5543 (tree_add_const_value_attribute): Return the value returned by
5544 add_const_value_attribute instead of always returning true if rtl
5547 2009-09-23 Justin Seyster <jrseys@gmail.com>
5549 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5551 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5553 * cgraphunit.c (cgraph_lower_function): Revert last change.
5554 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5555 instead of DECL_NO_STATIC_CHAIN.
5556 * tree-cfg.c (verify_gimple_call): Likewise.
5557 * tree-nested.c (get_chain_decl, get_chain_field,
5558 convert_tramp_reference_op, convert_gimple_call): Likewise.
5559 (convert_all_function_calls): Likewise. Always set or clear
5560 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5561 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5562 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5564 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5565 DECL_NO_STATIC_CHAIN.
5566 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5567 instead of DECL_NO_STATIC_CHAIN.
5568 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5569 decl_function_context.
5570 * varasm.c (initializer_constant_valid_p): Likewise.
5571 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5572 (DECL_STATIC_CHAIN): ... this.
5573 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5574 instead of DECL_NO_STATIC_CHAIN.
5576 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5577 Rafael Avila de Espindola <espindola@google.com>
5579 * gengtype.c (nb_plugin_files): Make it unsigned to match
5580 num_gt_files. Adjust other variables to avoid warnings.
5581 (main): Allocate an all zero lang_bitmap before each plugin file name
5582 to match regular file names.
5584 2009-09-23 Richard Henderson <rth@redhat.com>
5586 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5587 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5588 static chain passed in memory.
5589 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5590 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5591 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5592 STATIC_CHAIN_REGNUM defined.
5594 * config/picochip/picochip-protos.h: s/class/klass/.
5595 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5596 (picochip_static_chain): New.
5597 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5598 (STATIC_CHAIN_INCOMING): Remove.
5600 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5601 (xtensa_static_chain): New.
5602 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5603 (STATIC_CHAIN_INCOMING): Remove.
5605 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5607 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5608 * config/pa/pa-protos.h (function_value): Remove.
5609 * config/pa/pa.c (pa_function_value): Rename from function_value.
5610 Make static, add 'outgoing' argument.
5611 (TARGET_FUNCTION_VALUE): Define.
5613 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5615 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5616 instead of cfun->machine->is_leaf.
5617 * config/avr/avr.h (machine_function): Remove is_leaf field.
5619 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5622 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5623 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5624 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5625 the same size, prefer DW_OP_stack_value.
5626 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5627 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5629 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5632 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5634 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5637 * cfgexpand.c (convert_debug_memory_address): New.
5638 (expand_debug_expr): Convert base address and offset to the same
5639 mode. Use it to convert addresses to other modes. Accept
5642 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5645 * function.h (types_used_by_vars_hash): Declare new hash table.
5646 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5647 equality and hash function for the hash table.
5648 (types_used_by_cur_var_decl): Declare a new global chained list.
5649 (types_used_by_var_decl_insert): Declare new function.
5650 * function.c (types_used_by_vars_hash): Define the hashtable ...
5651 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5652 its equality and hash functions.
5653 (hash_types_used_by_vars_entry): New hash helper.
5654 (types_used_by_cur_var_decl): Define the global chained list.
5655 (used_types_insert): Update the list of types used by the global
5656 variable being parsed.
5657 (types_used_by_var_decl_insert): Define new function.
5658 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5659 * c-common.c (record_types_used_by_current_var_decl): ... new
5661 * c-decl.c (finish_decl): Record the types used by the global
5662 variable declaration we've just parsed.
5663 * dwarf2out.c (premark_used_types): Insert a new line between
5664 comment and function.
5665 (premark_used_types_helper): Fix comment.
5666 (premark_types_used_by_global_vars_helper,
5667 premark_types_used_by_global_vars): New functions.
5668 (prune_unused_types): Do not prune types used by global variables.
5670 2009-09-23 Richard Guenther <rguenther@suse.de>
5672 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5673 produced for bigendian targets with promoted subregs.
5675 2009-09-23 Richard Guenther <rguenther@suse.de>
5677 * value-prof.c (gimple_ic): Purge old EH edges only after building
5680 2009-09-23 Nick Clifton <nickc@redhat.com>
5682 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5684 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5687 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5690 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5691 on non-nested functions.
5693 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5694 Jan Hubicka <jh@suse.cz>
5696 * dwarf2out.c (loc_list_plus_const): Only define if
5697 DWARF2_DEBUGGING_INFO.
5698 (address_of_int_loc_descriptor): Likewise.
5701 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5703 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5706 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5707 constant is more than zero.
5709 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5712 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5713 call final to emit non-scheduled prologue, instead insert at entry.
5715 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5716 Joseph S. Myers <joseph@codesourcery.com>
5718 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5720 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5721 Rafael Avila de Espindola <espindola@google.com>
5723 * gengtype.c (is_file_equal): New function.
5724 (close_output_files): Use is_file_equal. Free of->buf.
5726 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5727 Rafael Avila de Espindola <espindola@google.com>
5729 * gengtype.c (write_types, write_local): Add the output_header
5730 argument. Update all callers.
5732 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5734 * dwarf2out.c (template_parameter_pack_die,
5735 gen_formal_parameter_pack_die ): New functions.
5736 (make_ith_pack_parameter_name): Remove this function.
5737 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5738 DW_TAG_formal_parameter_pack.
5739 (gen_generic_params_dies): Represent each template parameter pack
5740 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5741 represented by usual DW_TAG_template_*_parameter DIEs that are
5742 children of the DW_TAG_template_parameter_pack element DIE.
5743 (generic_parameter_die): This doesn't deal with parameter pack
5744 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5745 of parameter pack DIEs.
5746 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5747 in certain cases, e.g. for pack elements.
5748 (gen_formal_types_die, gen_decl_die): Adjust usage of
5749 gen_formal_parameter_die.
5750 (gen_subprogram_die): Represent each function parameter pack by a
5751 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5752 represented by usual DW_TAG_formal_parameter DIEs that are children
5753 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5754 ____builtin_va_alist decls as no part of the compiler uses those
5756 * langhooks.h (struct lang_hooks_for_decls): Add
5757 function_parm_expanded_from_pack_p, get_generic_function_decl
5758 and function_parameter_pack_p hooks. Fix comment for
5759 get_innermost_generic_parms hook.
5760 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5761 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5762 macros and use them to initialize lang_hook.
5764 2009-09-22 Richard Henderson <rth@redhat.com>
5766 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5767 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5768 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5769 on TRAMPOLINE_TEMPLATE.
5770 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5771 TRAMPOLINE_ADJUST_ADDRESS.
5772 * targhooks.c (default_asm_trampoline_template): Remove.
5773 (default_trampoline_adjust_address): Remove.
5774 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5775 * targhooks.h: Update decls.
5777 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5779 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5780 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5781 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5783 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5786 * reload1.c (reload): Reset debug insns with pseudos without
5789 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5791 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5792 unconditional true for decimal float modes.
5793 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5794 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5796 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5798 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5799 Enable a new case for __FreeBSD__ >= 7.
5800 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5801 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5802 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5803 and USE_LD_AS_NEEDED.
5805 * doc/install.texi (*-*-freebsd*): Update target information.
5807 2009-09-22 Richard Guenther <rguenther@suse.de>
5810 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5811 arrays really properly.
5813 2009-09-22 Richard Henderson <rth@redhat.com>
5816 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5817 calls.static_chain, calls.trampoline_init,
5818 calls.trampoline_adjust_address.
5819 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5820 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5821 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5822 * builtins.c (expand_builtin_setjmp_receiver): Use
5823 targetm.calls.static_chain; only clobber registers.
5824 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5825 set up memory attributes properly for the trampoline block.
5826 (expand_builtin_adjust_trampoline): Use
5827 targetm.calls.trampoline_adjust_address.
5828 * calls.c (prepare_call_address): Add fndecl argument. Use
5829 targetm.calls.static_chain.
5830 * df-scan.c (df_need_static_chain_reg): Remove.
5831 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5832 consolodate static chain handling.
5833 * doc/tm.texi: Document new hooks.
5834 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5835 (init_emit_regs): Don't initialize them.
5836 * expr.h (prepare_call_address): Update decl.
5837 * final.c (profile_function): Use targetm.calls.static_chain.
5838 * function.c (expand_function_start): Likewise.
5839 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5840 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5841 only clobber registers.
5842 * targhooks.c (default_static_chain): New.
5843 (default_asm_trampoline_template, default_trampoline_init): New.
5844 (default_trampoline_adjust_address): New.
5845 * targhooks.h: Declare them.
5846 * varasm.c (assemble_trampoline_template): Use
5847 targetm.asm_out.trampoline_template. Make the memory block const
5850 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5851 alpha_initialize_trampoline. Make static. Merge VMS parameter
5852 differences into the TARGET_ABI_OPEN_VMS code block.
5853 (TARGET_TRAMPOLINE_INIT): New.
5854 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5855 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5856 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5857 (INITIALIZE_TRAMPOLINE): Remove.
5859 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5860 (TRAMPOLINE_TEMPLATE): Merge with ...
5861 (INITIALIZE_TRAMPOLINE): ... this and move ...
5862 * config/arc/arc.c (arc_trampoline_init): ... here.
5863 (TARGET_TRAMPOLINE_INIT): New.
5865 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5866 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5867 (arm_asm_trampoline_template): New.
5868 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5869 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5870 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5871 code to arm_asm_trampoline_template.
5872 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5873 arm_trampoline_adjust_address.
5874 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5875 adjust for target hook parameters.
5877 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5880 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5881 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5882 (bfin_trampoline_init): Rename from initialize_trampoline;
5883 make static; update for target hook parameters.
5884 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5885 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5886 bfin_asm_trampoline_template.
5887 (INITIALIZE_TRAMPOLINE): Remove.
5889 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5890 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5891 cris_trampoline_init): New.
5892 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5893 cris_asm_trampoline_template.
5894 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5895 adjust for target hook parameters.
5897 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5899 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5900 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5901 fr30_trampoline_init): New.
5902 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5903 fr30_asm_trampoline_template.
5904 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5905 adjust for target hook parameters.
5907 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5908 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5909 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5910 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5911 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5913 * config/h8300/h8300.c (h8300_trampoline_init): New.
5914 (TARGET_TRAMPOLINE_INIT): New.
5915 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5916 to h8300_trampoline_init and adjust for hook parameters.
5918 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5919 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5920 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5921 make static; adjust for hook parameters.
5922 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5924 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5925 (TARGET_TRAMPOLINE_INIT): New.
5926 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5927 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5928 iq2000_asm_trampoline_template.
5929 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5930 (TRAMPOLINE_CODE_SIZE): New.
5931 (TRAMPOLINE_SIZE): Use it.
5932 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5934 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5935 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5936 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5937 adjust for hook parameters.
5938 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5940 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5941 (m32r_trampoline_init): New.
5942 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5943 m32r_trampoline_init.
5945 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5946 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5947 make static; update for hook parameters.
5948 * config/m68hc11/m68hc11-protos.h: Update.
5949 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5951 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5952 (TARGET_TRAMPOLINE_INIT): New.
5953 (mcore_function_value): Fix typo.
5954 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5955 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5956 to mcore_asm_trampoline_template.
5957 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5959 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5960 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5961 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5962 update for hook parameters.
5963 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5965 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5966 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5967 mips_trampoline_init): New.
5968 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5969 mips_asm_trampoline_template.
5970 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5971 update for hook parameters.
5973 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5974 (TARGET_TRAMPOLINE_INIT): New.
5975 (mmix_trampoline_size): Remove.
5976 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5977 make static. Remove out-of-date tetra vs octa comment.
5978 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5979 make static; update for hook parameters.
5980 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5981 (INITIALIZE_TRAMPOLINE): Remove.
5982 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5983 (TRAMPOLINE_ALIGNMENT): New.
5984 * gcc/config/mmix/mmix-protos.h: Update.
5986 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5987 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5988 mn10300_trampoline_init): New.
5989 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5990 mn10300_asm_trampoline_template.
5991 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5993 * config/moxie/moxie.c (moxie_static_chain,
5994 moxie_asm_trampoline_template, moxie_trampoline_init,
5995 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5996 TARGET_TRAMPOLINE_INIT): New.
5997 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5998 moxie_trampoline_init.
5999 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
6000 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6002 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
6003 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
6004 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
6005 pa_trampoline_adjust_address): New.
6006 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
6007 pa_asm_trampoline_template.
6008 (TRAMPOLINE_ALIGNMENT): New.
6009 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
6010 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
6011 adjust for hook parameters.
6012 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
6014 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
6015 (TARGET_TRAMPOLINE_INIT): New.
6016 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
6017 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
6019 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
6021 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
6022 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
6023 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
6024 make static; adjust parameters for the hook.
6025 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
6027 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
6028 s390_trampoline_template; make static.
6029 (s390_trampoline_init): Rename from s390_initialize_trampoline;
6030 make static; adjust for target hook.
6031 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
6032 * config/s390/s390-protos.h: Remove trampoline decls.
6033 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
6034 (TRAMPOLINE_TEMPLATE): Remove.
6035 (TRAMPOLINE_ALIGNMENT): New.
6037 * config/score/score-protos.h (score_initialize_trampoline): Remove.
6038 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6039 (TARGET_TRAMPOLINE_INIT): New.
6040 (score_asm_trampoline_template): New.
6041 (score_trampoline_init): Rename from score_initialize_trampoline;
6042 make static; adjust for hook parameters.
6043 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
6044 score[37]_asm_trampoline_template.
6045 (INITIALIZE_TRAMPOLINE): Remove.
6046 * config/score/score3.c (score3_asm_trampoline_template): New.
6047 (score3_trampoline_init): Rename from score3_initialize_trampoline;
6048 adjust for target hook.
6049 * config/score/score7.c (score7_asm_trampoline_template): New.
6050 (score7_trampoline_init): Rename from score7_initialize_trampoline;
6051 adjust for target hook.
6052 * config/score/score3.h, config/score/score7.h: Update.
6054 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
6055 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
6056 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
6057 (sh_trampoline_init): Rename from sh_initialize_trampoline;
6058 make static; adjust for target hook parameters.
6059 (sh_trampoline_adjust_address): New.
6060 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
6061 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
6063 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
6064 (sparc32_initialize_trampoline): Rename from
6065 sparc_initialize_trampoline; make static; replace tramp parameter
6066 with m_tramp and update memory accesses.
6067 (sparc64_initialize_trampoline): Similarly.
6068 (sparc_trampoline_init): New.
6069 * config/sparc/sparc-protos.h: Remove trampoline decls.
6070 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
6071 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
6073 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
6074 (array_to_constant): Make ARR parameter const.
6075 (spu_trampoline_init): Rename from spu_initialize_trampoline;
6076 make static; update for hook parameters.
6077 * config/spu/spu-protos.h: Update decls.
6078 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
6080 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
6081 from xstormy16_initialize_trampoline; make static; update for
6083 (TARGET_TRAMPOLINE_INIT): New.
6084 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
6086 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6087 (TARGET_TRAMPOLINE_INIT): New.
6088 (v850_can_eliminate): Make static.
6089 (v850_asm_trampoline_template, v850_trampoline_init): New.
6090 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
6091 v850_asm_trampoline_template.
6092 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
6093 and adjust for target hook parameters.
6095 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6096 (TARGET_TRAMPOLINE_INIT): New.
6097 (vax_asm_trampoline_template, vax_trampoline_init): New.
6098 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
6099 vax_asm_trampoline_template.
6100 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
6102 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6103 (TARGET_TRAMPOLINE_INIT): New.
6104 (xtensa_asm_trampoline_template): Rename from
6105 xtensa_trampoline_template; make static.
6106 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
6107 make static; update for hook parameters.
6108 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
6109 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
6110 (INITIALIZE_TRAMPOLINE): Remove.
6112 * config/i386/i386.c (ix86_function_regparm): Do not issue an
6113 error for nested functions with regparm=3.
6114 (ix86_compute_frame_layout): Adjust frame pointer offset for
6115 ix86_static_chain_on_stack.
6116 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
6117 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
6118 don't reset to UNITS_PER_WORD.
6119 (ix86_emit_leave): Adjust ix86_cfa_state.
6120 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
6121 (ix86_static_chain): New.
6122 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
6123 make static; update for target hook parameters; use ix86_static_chain.
6124 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6125 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6126 (INITIALIZE_TRAMPOLINE): Remove.
6127 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6128 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6129 to the end. Add static_chain_on_stack.
6130 (ix86_static_chain_on_stack): New.
6132 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
6133 (m68k_output_mi_thunk): Don't use static_chain_rtx.
6134 (m68k_trampoline_init): New.
6135 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
6136 m68k_trampoline_init and adjust for hook parameters.
6137 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
6138 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
6140 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6142 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
6143 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6145 * reload1.c (reload): Call wrap_constant when substituting
6146 reg for equiv inside of DEBUG_INSNs.
6149 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
6150 add_call_src_coords_attributes, add_high_low_attributes,
6151 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
6152 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
6153 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
6154 when -gdwarf-2 -gstrict-dwarf.
6155 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
6156 -gdwarf-[23] -gstrict-dwarf.
6157 (address_of_int_loc_descriptor, loc_descriptor,
6158 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
6159 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
6160 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
6162 2009-09-22 Richard Guenther <rguenther@suse.de>
6164 PR tree-optimization/41428
6165 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
6166 (ccp_finalize): Pass it to substitute_and_fold.
6168 2009-09-22 Richard Guenther <rguenther@suse.de>
6170 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
6171 (substitute_and_fold): Adjust prototype.
6172 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6173 (simplify_stmt_using_ranges): Likewise.
6174 (fold_predicate_in): Move here from tree-ssa-propagate.c.
6175 (vrp_fold_stmt): New function.
6176 (vrp_finalize): Pass it to substitute_and_fold.
6177 * tree-flow.h (vrp_evaluate_conditional): Remove.
6178 (simplify_stmt_using_ranges): Likewise.
6179 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
6180 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6181 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
6183 (fold_predicate_in): Move to tree-vrp.c.
6184 (substitute_and_fold): Use the callback instead of calling into
6185 tree-vrp.c functions directly.
6187 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6189 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6190 comparison warning on rs6000.
6193 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6194 GIMPLE_EH_MUST_NOT_THROW cleanup.
6195 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6197 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6200 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6201 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6202 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6203 libSystem which is derived from the gcc 4.2.1 unwinder.
6205 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6208 * varasm.c (default_encode_section_info): Copy TLS model into
6209 sym_ref flags regardless of backend support for TLS, for all
6210 model types except TLS_MODEL_EMULATED.
6212 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6215 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6216 we can handle it correctly.
6218 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6220 * doc/install.texi (os2): Remove section.
6222 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6224 * doc/standards.texi (Objective-C): Adjust two URLs.
6226 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6228 * tree-tailcall.c (process_assignment): Don't check if a
6229 multiplication or an addition are already present.
6230 (find_tail_calls): Combine multiple additions and multiplications.
6231 (adjust_accumulator_values): Emit accumulators.
6233 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6235 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6236 xmm register restore.
6238 2009-09-21 Jan Hubicka <jh@suse.cz>
6240 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6241 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6244 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6246 * stor-layout.c (layout_type): Remove obsolete code.
6248 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6251 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6253 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6256 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6257 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6258 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6259 * fold-const.c (const_binop): Likewise.
6260 * real.h (do_mpc_arg2): Update prototype.
6262 2009-09-20 Jan Hubicka <jh@suse.cz>
6264 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6265 (add_location_or_const_value_attribute): Rewrite using
6267 (tree_add_const_value_attribute): Return true if successful.
6268 (tree_add_const_value_attribute_for_decl): Likewise.
6270 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6271 (loc_descriptor): ... here;
6272 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6273 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6274 pool items that was not marked for output.
6275 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
6276 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6277 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6278 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
6279 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
6280 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
6281 DW_OP_stack_value to get address of items that are not available
6283 (dw_loc_list): Handle single element lists correctly.
6285 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
6286 Pascal Obry <obry@adacore.com>
6288 * unwind-dw2-fde.c (classify_object_over_fdes):
6289 Cast the constant 1 to _Unwind_Ptr.
6290 (add_fdes): Likewise.
6291 (linear_search_fdes): Likewise.
6293 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
6295 * stor-layout.c (set_sizetype): Avoid useless type copy.
6297 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
6299 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
6301 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6302 * configure, config.in: Regenerate.
6303 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
6305 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
6306 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
6307 for global data if the output could be used in a shared library.
6308 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6309 to 0 if TARGET_WRITABLE_EH_FRAME.
6311 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6313 PR rtl-optimization/39886
6314 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6315 just when insn is equal to BB_END (bb).
6317 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6319 * config/mips/mips.opt (mrelax-pic-calls): New option.
6320 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6322 (mips_unspec_call): Change "unspec_call" expander into this.
6323 (mips_strip_unspec_call): New function.
6324 (mips_got_load): Call mips_unspec_call instead of
6325 gen_unspec_call<mode>.
6326 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6328 (mips_cfg_in_reorg): New function.
6329 (mips16_lay_out_constants): Use it to decide whether to call
6330 CFG-aware insn splitting.
6331 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6332 mips_reorg. Move DF set-up code from here ...
6333 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6335 (mips_reorg): Call mips_df_reorg instead of
6336 r10k_insert_cache_barriers. Move CFG set-up code here from
6337 r10k_insert_cache_barriers.
6338 (mips_call_expr_from_insn): New function.
6339 (mips_pic_call_symbol_from_set): Likewise.
6340 (mips_find_pic_call_symbol): Likewise.
6341 (mips_annotate_pic_call_expr): Likewise.
6342 (mips_get_pic_call_symbol): Likewise.
6343 (mips_annotate_pic_calls): Likewise.
6344 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6346 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6347 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6348 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6350 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6351 (unspec_call<mode>): Remove it.
6352 (sibcall_internal, sibcall_value_internal,
6353 sibcall_value_multiple_internal, call_internal, call_split,
6354 call_value_internal, call_value_split,
6355 call_value_multiple_internal, call_value_multiple_split): Pass
6356 SIZE_OPNO to MIPS_CALL.
6357 (call_internal_direct, call_direct_split,
6358 call_value_internal_direct, call_value_direct_split): Pass -1 as
6359 SIZE_OPNO to MIPS_CALL.
6360 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6361 * configure: Regenerate.
6362 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6363 and -mno-relax-pic-calls.
6364 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6366 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6369 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6370 in the directory this rule is called from, rather than the
6371 toplevel 'gcc' directory, to fix in-tree build.
6373 2009-09-19 Chris Demetriou <cgd@google.com>
6375 PR preprocessor/28435:
6376 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6377 to cpplib that the preprocessor output is needed.
6379 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6381 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6382 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6383 *return_and_restore_fpregs_<mode>,
6384 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6387 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6388 instead of assuming it has always a REG inside of it.
6390 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6392 * config/freebsd.h: Update comment on types.
6393 (WINT_TYPE): Define.
6395 2009-09-18 Jason Merrill <jason@redhat.com>
6397 * c.opt: Add -fno-deduce-init-list.
6399 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6401 * value-prof.c (interesting_stringop_to_profile_p): Added output
6402 argument to indicate which parameter is the size parameter.
6403 * value-prof.c (gimple_stringop_fixed_value): Use
6404 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6405 * value-prof.c (gimple_stringops_transform): Update call sites to
6406 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6408 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6411 From David Binderman <dcb314@hotmail.com>:
6412 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6413 local variable f. Remove stale comments.
6414 (ix86_compute_frame_layout): Remove useless local variable total_size.
6415 Remove #if 0'd code.
6416 (legitimate_address_p): Remove useless local variables
6417 reason_rtx and reason.
6418 (ix86_split_copysign_const): Remove useless local variable op1.
6419 (scale_counter): Remove useless local variable piece_size_mask.
6421 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6423 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6426 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6429 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6431 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6433 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6436 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6438 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6439 DW_OP_implicit_value even without dwarf_version 4.
6441 2009-09-17 Jan Hubicka <jh@suse.cz>
6443 * dwarf2out.c: Include tree-pass.h and gimple.h.
6444 (loc_list_plus_const): New function.
6445 (loc_descriptor_from_tree_1): Rename to ...
6446 (loc_descriptor_from_tree): ... remove original.
6447 (loc_list_from_tree): New function.
6448 (add_AT_location_description): Accept location list.
6449 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6450 (concatn_mem_loc_descriptor): Remove.
6451 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6453 (secname_for_decl): Move up.
6454 (hidden_reference_p): New function; break out from ...
6455 (loc_by_refernece): ... here; move up.
6456 (dw_loc_list): New function.
6457 (single_element_loc_list): New function.
6458 (single_element_loc_list_p): New function.
6459 (add_loc_descr_to_each): New function.
6460 (add_loc_list): New function.
6461 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6462 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6463 add diagnostics why expansion failed.
6464 (add_location_or_const_value_attribute): Support location lists.
6465 (add_bound_info): Likewise.
6466 (descr_info_loc): Update call of loc_descriptor_from_tree.
6467 (gen_variable_die): Work on location lists.
6468 * final.c (pass_final): Add dump file.
6469 * Makefile.in (dwarf2out.o): Add new dependencies.
6471 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6474 * real.c decimal_from_integer, decimal_integer_string): New.
6475 (real_from_integer): Use them as special case for decimal float.
6476 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6477 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6478 Do not append zero after the decimal point in string to convert.
6480 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6482 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6483 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6485 2009-09-17 Martin Jambor <mjambor@suse.cz>
6487 * common.opt (fipa-sra): New switch.
6488 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6489 * timevar.def (TV_IPA_SRA): New timevar.
6490 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6491 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6492 * tree-sra.c: Include cgraph.c.
6493 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6494 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6495 and grp_not_necessarilly_dereferenced.
6496 (func_param_count): New variable.
6497 (encountered_apply_args): New variable.
6498 (bb_dereferences): New variable.
6499 (final_bbs): New variable.
6500 (no_accesses_representant): New variable.
6501 (no_accesses_p): New function.
6502 (dump_access): Dump the new fields.
6503 (sra_initialize): Set encountered_apply_args to false.
6504 (get_ssa_base_param): New function.
6505 (mark_parm_dereference): New function.
6506 (create_access): Caring for INIDRECT_REFs and different handling of
6507 varialble length accesses in early IPA SRA. Store the stmt - a new
6508 parameter - to the new access.
6509 (build_access_from_expr_1): New parameter stmt, passed to
6510 create_access. Handle INDIRECT_REFs.
6511 (build_access_from_expr): Pass the current statement to
6512 build_access_from_expr_1.
6513 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6515 (build_accesses_from_assign): Pass the current statement to
6516 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6517 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6518 final_bbs when necessary. Check for calls to __builtin_apply_args.
6519 Fixup EH info if anythng was changed.
6520 (is_unused_scalar_param): New function.
6521 (ptr_parm_has_direct_uses): New function.
6522 (find_param_candidates): New function.
6523 (mark_maybe_modified): New function.
6524 (analyze_modified_params): New function.
6525 (propagate_dereference_distances): New function.
6526 (dump_dereferences_table): New function.
6527 (analyze_caller_dereference_legality): New function.
6528 (unmodified_by_ref_scalar_representative): New function.
6529 (splice_param_accesses): New function.
6530 (decide_one_param_reduction): New function.
6531 (enum ipa_splicing_result): New type.
6532 (splice_all_param_accesses): New function.
6533 (get_param_index): New function.
6534 (turn_representatives_into_adjustments): New function.
6535 (analyze_all_param_acesses): New function.
6536 (get_replaced_param_substitute): New function.
6537 (get_adjustment_for_base): New function.
6538 (replace_removed_params_ssa_names): New function.
6539 (sra_ipa_reset_debug_stmts): New function.
6540 (sra_ipa_modify_expr): New function.
6541 (sra_ipa_modify_assign): New function.
6542 (convert_callers): New function.
6543 (modify_function): New function.
6544 (ipa_sra_preliminary_function_checks): New function.
6545 (ipa_early_sra): New function.
6546 (ipa_early_sra_gate): New function.
6547 (pass_early_ipa_sra): New variable.
6548 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6550 2009-09-17 Michael Matz <matz@suse.de>
6553 * tree.c (build_type_attribute_qual_variant): Export.
6554 * tree.h (build_type_attribute_qual_variant): Declare.
6555 * tree-inline.c (remap_type_1): Use it to build variants with
6556 the original qualifiers and attributes.
6558 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6560 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6561 without a fallthrough edge.
6563 2009-09-16 DJ Delorie <dj@redhat.com>
6565 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6566 chip and ignore the "fast_interrupt" attribute if so.
6568 2009-09-16 Richard Henderson <rth@redhat.com>
6571 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6574 2009-09-16 Richard Henderson <rth@redhat.com>
6577 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6578 is set only if DECL_NO_STATIC_CHAIN is unset.
6579 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6580 (FOR_EACH_NEST_INFO): New.
6581 (walk_all_functions): Use it.
6582 (finalize_nesting_tree): Likewise.
6583 (unnest_nesting_tree): Likewise.
6584 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6585 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6586 (convert_gimple_call): Early out if gimple_call_chain already set.
6587 (convert_all_function_calls): Iterate until no new functions
6588 require a static chain.
6589 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6590 when building a trampoline. Use dump_function_to_file instead
6592 (lower_nested_functions): Open dump_file. Validate that decls
6593 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6594 bit reset by this pass.
6596 2009-09-16 Michael Matz <matz@suse.de>
6599 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6600 shorten decl_common_unused.
6601 (DECL_RESTRICTED_P): New accessor.
6602 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6603 to disambiguate marked decls and restrict pointers.
6605 2009-09-16 Richard Henderson <rth@redhat.com>
6608 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6610 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6612 * integrate.c (set_block_abstract_flags): Call
6613 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6615 2009-09-16 Richard Guenther <rguenther@suse.de>
6618 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6621 2009-09-16 DJ Delorie <dj@redhat.com>
6622 Kaz Kojima <kkojima@gcc.gnu.org>
6624 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6625 (sh_expand_prologue): Update calls to output_stack_adjust.
6626 (sh_expand_epilogue): Likewise.
6628 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6631 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6632 trying to limit the extent of searches in the insn stream.
6634 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6635 Jakub Jelinek <jakub@redhat.com>
6639 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6641 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6642 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6643 (rs6000_savres_strategy): Always save FP registers inline if the
6644 target doesn't support hardware double-precision. Set the above
6645 bits in return value when needed.
6646 (rs6000_savres_routine_sym): Fix computation for cache selector.
6647 Mark the generated symbol as a function. Rename exitp argument to
6648 lr. Move code for determining the name of the symbol...
6649 (rs6000_savres_routine_name): ...here. New function. Add cases for
6650 getting the names right on AIX and 64-bit Linux.
6651 (savres_routine_name): New variable.
6652 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6653 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6654 on what the target routine uses as a base register. If savep && lr
6655 describe saving of r0 into memory slot.
6656 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6657 line calls for AIX ABI.
6658 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6659 determine FP save/restore functions.
6660 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6661 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6663 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6664 Duplicate restoration of LR and execute the appropriate one
6665 depending on whether GPRs are being restored inline. Set r11 from
6666 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6667 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6668 Fix out of line calls for AIX ABI.
6669 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6671 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6673 (*restore_gpregs_spe): Likewise.
6674 (*return_and_restore_gpregs_spe): Likewise.
6675 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6676 Define to empty string unconditionally.
6677 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6678 Define to empty string unconditionally.
6679 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6682 2009-09-15 Jan Hubicka <jh@suse.cz>
6684 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6685 * params.def (inline-insns-auto): Likewise.
6687 2009-09-15 Martin Jambor <mjambor@suse.cz>
6689 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6690 individual statements only at TDF_DETAILS dump level. Format
6691 source for 80 characters per line.
6693 2009-09-15 Christian Bruel <christian.bruel@st.com>
6695 * regrename.c (do_replace): Update REG_DEAD notes.
6697 2009-09-15 Revital Eres <eres@il.ibm.com>
6699 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6700 * targhooks.c (default_builtin_support_vector_misalignment):
6701 New builtin function.
6702 * targhooks.h (default_builtin_support_vector_misalignment):
6704 * target.h (builtin_support_vector_misalignment):
6705 New field in struct gcc_target.
6706 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6707 new builtin function.
6708 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6710 * config/rs6000/rs6000.c
6711 (rs6000_builtin_support_vector_misalignment): New function.
6712 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6714 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6716 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6718 (bfin_optimize_loop): Likewise.
6719 (bfin_gen_bundles): Likewise.
6720 (workaround_speculation): Likewise.
6721 (find_load): Return NULL_RTX for debug_insn.
6723 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6725 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6728 2009-09-14 DJ Delorie <dj@redhat.com>
6730 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6731 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6734 2009-09-14 Richard Henderson <rth@redhat.com>
6735 Jakub Jelinek <jakub@redhat.com>
6737 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6738 * cfgbuild.c (make_edges): Handle asm goto.
6739 * cfglayout.c (fixup_reorder_chain): Likewise.
6740 * cfgrtl.c (patch_jump_insn): Likewise.
6741 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6742 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6743 (gimple_build_asm_vec): Add and use labels parameter.
6744 (gimple_build_asm): Remove.
6745 (walk_gimple_asm): Walk labels too.
6746 * gimple.def (GIMPLE_ASM): Update docs.
6747 * gimple.h: Update decls.
6748 (struct gimple_statement_asm): Change nc to use unsigned char;
6750 (gimple_asm_nlabels): New.
6751 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6752 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6753 into gimple_build_asm_vec.
6754 * jump.c (mark_jump_label_asm): New.
6755 (mark_jump_label): Use it.
6756 (redirect_jump_1): Handle asm goto.
6757 (invert_jump_1): Soft fail if X is null.
6758 * recog.c (extract_asm_operands): New.
6759 (asm_noperands): Use it; handle asm labels.
6760 (decode_asm_operands): Use extract_asm_operands.
6761 (asm_operand_ok): Properly handle empty string.
6762 * reg-stack.c (get_asm_operands_in_out): Rename from
6763 get_asm_operand_n_inputs; use extract_asm_operands; return both
6764 inputs and outputs by reference; update all callers.
6765 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6766 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6767 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6768 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6769 (extract_asm_operands): Declare.
6770 * stmt.c (expand_asm_operands): Add and use labels parameter.
6771 (check_unique_operand_names): Likewise.
6772 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6773 (expand_asm_stmt): Handle asm labels.
6774 * tree-cfg.c (make_gimple_asm_edges): New.
6775 (make_edges): Use it.
6776 (cleanup_dead_labels): Handle asm labels.
6777 (is_ctrl_altering_stmt): Likewise.
6778 (gimple_redirect_edge_and_branch): Likewise.
6779 * tree.def (ASM_EXPR): Add 5th operand.
6780 * tree.h (ASM_LABELS): New.
6781 (resolve_asm_operand_names): Update decl.
6783 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6784 (c_parser_asm_goto_operands): New.
6785 * c-tree.h (build_asm_expr): Update decl.
6786 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6787 * doc/extend.texi: Document asm goto.
6789 2009-09-14 Richard Henderson <rth@redhat.com>
6791 * except.h: Update declarations.
6792 (struct pointer_map_t): Forward declare.
6793 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6794 (struct eh_landing_pad_d, eh_landing_pad): New.
6795 (struct eh_catch_d, eh_catch): New.
6796 (struct eh_region_d): Remove next_region_sharing_label, aka,
6797 label, tree_label, landing_pad, post_landing_pad, resume,
6798 may_contain_throw. Rename region_number to index. Remove
6799 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6800 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6801 (VEC(eh_landing_pad,gc)): New.
6802 (struct eh_status): Remove last_region_number. Add lp_array,
6803 throw_stmt_table, ttype_data, ehspec_data.
6804 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6805 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6806 * except.c (lang_protect_cleanup_actions): Return tree.
6807 (struct ehl_map_entry): Remove.
6808 (init_eh_for_function): Push zero entries for region and lp_array.
6809 (gen_eh_region): Add to region_array immediately.
6810 (gen_eh_region_catch): Operate on eh_catch objects.
6811 (gen_eh_landing_pad): New.
6812 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6813 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6814 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6815 (get_eh_landing_pad_from_number_fn): New.
6816 (get_eh_landing_pad_from_number): New.
6817 (get_eh_region_from_lp_number_fn): New.
6818 (get_eh_region_from_lp_number): New.
6819 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6820 (get_exception_pointer, get_exception_filter): Remove.
6821 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6822 (current_function_has_exception_handlers): Simplify.
6823 (bring_to_root, eh_region_replaceable_by_p): Remove.
6824 (replace_region, hash_type_list, hash_eh_region): Remove.
6825 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6826 (label_to_region_map, num_eh_regions): Remove.
6827 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6828 (find_exception_handler_labels): Remove.
6829 (duplicate_eh_regions_0, find_prev_try): Remove.
6830 (struct duplicate_eh_regions_data): New.
6831 (duplicate_eh_regions_1): Rewrite.
6832 (duplicate_eh_regions): Return a pointer map instead of an
6834 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6835 (redirect_eh_edge_to_label): Remove.
6836 (eh_region_outermost): Rewrite using eh_region pointers
6837 instead of integers.
6838 (add_ttypes_entry): Update for ttype_data move to eh_status.
6839 (add_ehspec_entry): Rewrite with VEC instead of varray.
6840 (assign_filter_values): Likewise. Export.
6841 (build_post_landing_pads, connect_post_landing_pads): Remove.
6842 (dw2_build_landing_pads): Rewrite to use lp_array.
6843 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6844 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6845 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6846 (sjlj_mark_call_sites): Update for landing pad numbers.
6847 (finish_eh_generation): Rewrite.
6848 (gate_handle_eh): Do nothing for no eh tree.
6849 (pass_rtl_eh): Move up near finish_eh_generation.
6850 (remove_eh_landing_pad): New.
6851 (remove_eh_handler): Export.
6852 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6853 (for_each_eh_label): Rewrite to use lp_array.
6854 (make_reg_eh_region_note): New.
6855 (make_reg_eh_region_note_nothrow_nononlocal): New.
6856 (insn_could_throw_p): New.
6857 (copy_reg_eh_region_note_forward): New.
6858 (copy_reg_eh_region_note_backward): New.
6859 (check_handled, add_reachable_handler): Remove.
6860 (reachable_next_level, foreach_reachable_handler): Remove.
6861 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6862 (get_eh_region_and_lp_from_rtx): New.
6863 (get_eh_region_from_rtx): New.
6864 (can_throw_internal_1, can_throw_external_1): Remove.
6865 (can_throw_internal): Use get_eh_region_from_rtx.
6866 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6867 (insn_nothrow_p, can_nonlocal_goto): New.
6868 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6869 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6870 (add_action_record): Use VEC not varray.
6871 (collect_one_action_chain): Update for eh_region changes.
6872 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6873 Use get_eh_region_and_lp_from_rtx.
6874 (gate_convert_to_eh_region_ranges): New.
6875 (pass_convert_to_eh_region_ranges): Use it.
6876 (push_uleb128, push_sleb128): Use VEC not varray.
6877 (output_one_function_exception_table): Likewise.
6878 (dump_eh_tree): Update for eh_region changes.
6879 (verify_eh_tree): Likewise.
6880 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6881 * tree-eh.c: Include target.h.
6882 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6883 Don't disallow GIMPLE_RESX; adjust argument check.
6884 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6885 (record_stmt_eh_region): Update for landing pad numbers;
6886 generate a landing pad if necessary.
6887 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6888 (remove_stmt_from_eh_lp_fn): Similarly.
6889 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6890 Update for lp numbers; don't special case missing throw_stmt_table.
6891 (lookup_expr_eh_lp): Similarly.
6892 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6893 (eh_seq, eh_region_may_contain_throw): New.
6894 (struct leh_state): Add ehp_region.
6895 (struct leh_tf_state): Remove eh_label.
6896 (emit_post_landing_pad): New.
6897 (emit_resx, emit_eh_dispatch): New.
6898 (note_eh_region_may_contain_throw): New.
6899 (frob_into_branch_around): Take eh_region not eh label;
6900 emit eh code into eh_seq.
6901 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6902 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6903 lower_eh_must_not_throw. Emit code to eh_seq.
6904 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6905 (lower_try_finally_onedest): Likewise.
6906 (lower_try_finally_copy): Likewise.
6907 (lower_try_finally_switch): Likewise.
6908 (lower_try_finally): Initialize ehp_region.
6909 (lower_catch): Update for eh_catch objects.
6910 (lower_eh_filter): Don't handle must_not_throw.
6911 (lower_eh_must_not_throw): New.
6912 (lower_cleanup): Don't set eh_label.
6913 (lower_eh_constructs_2): Resolve eh builtins.
6914 Handle GIMPLE_EH_MUST_NOT_THROW.
6915 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6916 Add eh_seq to the end of the function body.
6917 (make_eh_dispatch_edges): New.
6918 (make_eh_edge): Remove.
6919 (make_eh_edges): Simplify for landing pads.
6920 (redirect_eh_edge_1): New.
6921 (redirect_eh_edge): Use it.
6922 (redirect_eh_dispatch_edge): New.
6923 (stmt_could_throw_p): Use a switch. Allow RESX.
6924 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6925 (stmt_can_throw_internal): Likewise.
6926 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6927 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6928 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6929 (gate_refactor_eh): New.
6930 (pass_refactor_eh): Use it.
6931 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6932 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6933 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6934 (remove_unreachable_handlers): Rename from
6935 tree_remove_unreachable_handlers; rewrite for landing pads;
6936 call remove_eh_handler directly.
6937 (remove_unreachable_handlers_no_lp): New.
6938 (unsplit_eh, unsplit_all_eh): New.
6939 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6940 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6941 (cleanup_empty_eh_unsplit): New.
6942 (cleanup_empty_eh): Rewrite.
6943 (cleanup_all_empty_eh): New.
6944 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6945 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6946 (gate_cleanup_eh): New.
6947 (pass_cleanup_eh): Use it.
6948 (verify_eh_edges): Move later in file. Expect one EH edge.
6949 (verify_eh_dispatch_edge): New.
6951 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6952 (gtype-desc.o): Add TARGET_H.
6953 (tree.o): Use EXCEPT_H, not except.h.
6954 (cfgbuild.o): Add EXPR_H.
6955 (GTFILES): Add vecprim.h.
6956 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6957 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6958 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6959 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6960 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6961 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6962 calls to can_throw_internal.
6963 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6964 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6965 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6966 (expand_gimple_stmt): Use make_reg_eh_region_note.
6967 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6968 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6969 or find_exception_handler_labels.
6970 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6971 there is exacly one EH edge. Use can_nonlocal_goto and
6973 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6974 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6975 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6976 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6977 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6978 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6979 * dse.c (scan_insn): Use insn_could_throw_p.
6980 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6981 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6982 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6983 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6984 EXC_PTR_EXPR or FILTER_EXPR.
6985 (tree_expr_nonzero_warnv_p): Likewise.
6986 * function.h: Include vecprim.h, not varray.h
6987 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6988 move ttype_data and ehspec_data members to struct eh_status; change
6989 action_record_data member to a VEC.
6990 * gcse.c (hash_scan_set): Use can_throw_internal.
6991 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6992 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6993 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6994 (block_may_fallthru): Don't handle RESX_EXPR.
6995 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6996 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6997 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6998 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6999 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
7000 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
7001 (gimple_size): Likewise.
7002 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
7003 (gimple_build_resx): Use gimple_build_with_ops.
7004 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
7005 (is_gimple_val): Likewise.
7006 (is_gimple_stmt): Remove RESX_EXPR.
7007 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
7008 (GIMPLE_RESX): Reorder with other EH constructs.
7009 * gimple.h (struct gimple_statement_eh_mnt): New.
7010 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
7011 (gimple_eh_filter_must_not_throw): Remove.
7012 (gimple_eh_filter_set_must_not_throw): Remove.
7013 (gimple_eh_must_not_throw_fndecl): New.
7014 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
7015 (is_gimple_resx): New.
7016 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
7017 Don't copy EH_FILTER_MUST_NOT_THROW.
7018 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
7019 * ipa-inline.c (estimate_function_body_sizes): Don't try to
7020 handle must_not_throw_labels specially.
7021 * ipa-pure-const.c (check_call): Update debug statement for LP.
7022 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
7023 * ipa-utils.c (get_base_var): Likewise.
7024 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
7025 * lower-subreg.c (move_eh_region_note): Remove.
7026 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
7027 * omp-low.c (new_omp_context): Update for eh_lp_nr.
7028 (create_task_copyfn): Likewise.
7029 (maybe_catch_exception): Use gimple_build_eh_filter.
7030 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
7031 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
7032 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
7033 and pass_lower_resx.
7034 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
7035 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
7036 can_throw_internal, can_nonlocal_goto.
7037 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
7038 copy_reg_eh_region_note_forward.
7039 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
7040 (emit_output_reload_insns): Likewise.
7041 (copy_eh_notes): Remove.
7042 * rtl.def (RESX): Remove.
7043 * rtl.h: Update declarations.
7044 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
7045 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
7046 (update_eh_label): Remove.
7047 (cleanup_dead_labels_eh): New.
7048 (cleanup_deal_labels): Use it instead of update_eh_label.
7049 (gimple_merge_blocks): Update landing pad data structure when
7050 removing a landing pad label.
7051 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
7052 test; handle GIMPLE_EH_MUST_NOT_THROW.
7053 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
7054 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
7055 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
7056 (verify_stmt): Likewise. Verify landing pads.
7057 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
7058 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
7059 (struct move_stmt_d): Add eh_map.
7060 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
7061 (move_stmt_r): Remap eh region numbers in builtin calls,
7062 resx and eh_dispatch.
7063 (move_block_to_fn): Remove eh_offset parameter. Use
7064 maybe_duplicate_eh_stmt_fn.
7065 (find_outermost_region_in_block): Operate on eh_region pointers
7066 instead of region numbers.
7067 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
7068 duplicate_eh_regions.
7069 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
7070 test earlier. Disallow EH landing pads.
7071 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
7072 * tree-flow.h: Update declarations.
7073 (struct tree_ann_common_d): Replace rn with lp_nr.
7074 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
7075 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
7076 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
7077 resx and eh_dispatch.
7078 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
7079 (copy_edges_for_bb): Use make_eh_dispatch_edges.
7080 (copy_cfg_body): Expect eh_map instead of eh_region_offset
7081 from duplicate_eh_regions.
7082 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
7083 update RESX; handle EH_DISPATCH.
7084 (expand_call_inline): Set eh_lp_nr, not eh_region.
7085 (maybe_inline_call_in_expr): Likewise.
7086 * tree-inline.h (struct copy_body_data): Replace eh_region with
7087 eh_lp_nr, eh_region_offset with eh_map.
7088 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
7089 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
7090 * tree-pretty-print.c (dump_generic_node): Don't handle
7091 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
7092 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
7093 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
7094 EXC_PTR_EXPR, FILTER_EXPR.
7095 * tree-ssa-operands.c (get_expr_operands): Likewise.
7096 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
7097 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7098 (ao_ref_init_from_vn_reference): Likewise.
7099 * tree-ssa-sink.c (statement_sink_location): Likewise.
7100 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7101 (mark_virtual_phi_result_for_renaming): Export. Tidy.
7102 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
7103 EXC_PTR_EXPR, FILTER_EXPR.
7104 (is_exception_related): Remove.
7105 (compute_avail): Don't call it.
7106 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
7107 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
7108 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
7109 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
7111 (build_resx): Remove.
7112 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
7113 * tree.h: Update declarations.
7114 (EH_FILTER_MUST_NOT_THROW): Remove.
7115 (struct tree_label_decl): Add eh_landing_pad_nr.
7116 (EH_LANDING_PAD_NR): New.
7117 * value-prof.c (gimple_ic): Tidy variable names. Update for
7118 landing pad numbers.
7119 (gimple_stringop_fixed_value): Tidy variable names. Assert
7120 that neither call stmt can throw.
7121 * vecprim.h (uchar): New.
7122 (VEC(uchar,heap), VEC(uchar,gc)): New.
7124 * c-common.c (c_define_builtins): Update call to
7125 build_common_builtin_nodes.
7126 * c-parser.c (c_parse_file): Don't call
7127 default_init_unwind_resume_libfunc.
7129 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
7131 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
7132 (mips_cprestore_address_p): Likewise.
7133 (mips_save_gp_to_cprestore_slot): Likewise.
7134 (mips_restore_gp): Rename to...
7135 (mips_restore_gp_from_cprestore_slot): ...this.
7136 (mips_must_initialize_gp_p): Declare.
7137 (mips_emit_save_slot_move): Likewise.
7138 (mips_output_load_label): Return nothing.
7139 (mips_eh_uses): Declare.
7140 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
7141 (TARGET_CPRESTORE_DIRECTIVE): New macro.
7142 (TARGET_ABSOLUTE_JUMPS): Likewise.
7143 (EH_USES): Likewise.
7144 (FIRST_PSEUDO_REGISTER): Update comment.
7145 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
7146 (MIPS_CALL): ...here.
7147 (REGISTER_NAMES): Add $cprestore.
7148 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
7149 Add load_label_length, has_inflexible_gp_insn_p,
7150 has_flexible_gp_insn_p, must_initialize_gp_p and
7151 must_restore_gp_when_clobbered_p.
7152 (mips_expand_call): Don't generate split instructions here.
7153 (mips_split_call): Update the call to mips_restore_gp after
7154 the above name change.
7155 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
7156 (mips_find_gp_ref): New function.
7157 (mips_insn_has_inflexible_gp_ref_p): Likewise.
7158 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
7159 (mips_insn_has_flexible_gp_ref_p): Likewise.
7160 (mips_cfun_has_flexible_gp_ref_p): Likewise.
7161 (mips_function_has_gp_insn): Delete.
7162 (mips_global_pointer): Drop the df_regs_ever_live_p check.
7163 Use the new functions above. Only return INVALID_REGNUM
7164 for TARGET_ABSOLUTE_JUMPS.
7165 (mips_must_initialize_gp_p): New function.
7166 (mips_get_cprestore_base_and_offset): New function, extracted from...
7167 (mips_cprestore_slot): ...here. Take a bool parameter.
7168 (mips_cfun_has_cprestore_slot_p): New function.
7169 (mips_cprestore_address_p): Likewise.
7170 (mips_save_gp_to_cprestore_slot): Likewise.
7171 (mips_restore_gp): Rename to...
7172 (mips_restore_gp_from_cprestore_slot): ...this. Assert
7173 epilogue_completed. Update the call to mips_cprestore_slot.
7174 Test cfun->machine->must_restore_gp_when_clobbered_p.
7175 (mips_direct_save_slot_move_p): New function.
7176 (mips_emit_save_slot_move): Likewise.
7177 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
7178 of cfun->machine->global_pointer.
7179 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
7180 (mips_save_reg): Use mips_emit_save_slot_move.
7181 (mips_expand_prologue): Set must_initialize_gp_p.
7182 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
7183 for all cprestore saves. Emit a use_cprestore instruction after
7184 setting up the cprestore slot.
7185 (mips_restore_reg): Use mips_emit_save_slot_move.
7186 (mips_process_load_label): New function.
7187 (mips_load_label_length): Likewise.
7188 (mips_output_load_label): Don't return asm: output it here instead.
7189 Use mips_process_load_label.
7190 (mips_adjust_insn_length): Adjust the length of branch instructions
7191 that have length MAX_PIC_BRANCH_LENGTH.
7192 (mips_output_conditional_branch): Update the call to
7193 mips_output_load_label. Assume the branch target is OPERANDS[0]
7194 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7195 (mips_output_order_conditional_branch): Swap the meaning of
7196 OPERANDS[0] and OPERANDS[1].
7197 (mips_variable_issue): Don't count ghost instructions.
7198 (mips_expand_ghost_gp_insns): New function.
7199 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7200 (mips_output_mi_thunk): Set must_initialize_gp_p.
7201 (mips_eh_uses): New function.
7202 * config/mips/predicates.md (cprestore_save_slot_operand)
7203 (cprestore_load_slot_operand): New predicates.
7204 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7205 (UNSPEC_MOVE_GP): Likewise.
7206 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7207 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7208 (CPRESTORE_SLOT_REGNUM): New register.
7209 (MAX_PIC_BRANCH_LENGTH): New constant.
7210 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7211 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7212 branches. Fix commentary.
7213 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7214 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7215 Change type to "ghost".
7216 (loadgp_absolute_<mode>): Likewise.
7217 (loadgp_rtp_<mode>): Likewise.
7218 (copygp_mips16): Likewise.
7219 (loadgp_blockage): Remove redundant mode attribute.
7220 (potential_cprestore): New instruction.
7221 (cprestore): Turn into an unspec set.
7222 (use_cprestore): New instruction.
7223 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7224 (*branch_fp_inverted): Likewise.
7225 (*branch_order<mode>): Likewise.
7226 (*branch_order<mode>_inverted): Likewise.
7227 (*branch_equality<mode>): Likewise.
7228 (*branch_equality<mode>_inverted): Likewise.
7229 (*branch_bit<bbv><mode>): Likewise.
7230 (*branch_bit<bbv><mode>_inverted): Likewise.
7231 (*branch_equality<mode>_mips16): Remove redundant mode.
7232 (jump): Turn into a define_expand.
7233 (*jump_absolute): New instruction.
7234 (*jump_pic): Likewise.
7235 (*jump_mips16): Rename previously-unnamed pattern. Remove
7236 redundant mode attribute.
7237 (restore_gp): Split on epilogue_completed rather than
7238 reload_completed. Change type to "ghost".
7239 (move_gp<mode>): New instruction.
7240 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7241 Remove redundant mode attribute.
7242 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7243 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7244 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7246 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7249 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7250 are returned in the same register (vs34 or v2) that Altivec vector
7251 types are returned in.
7252 (rs6000_libcall_value): Ditto.
7255 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7256 instead of explicit addsi3/adddi3 calls.
7257 (rs6000_split_multireg_move): Ditto.
7258 (rs6000_emit_allocate_stack): Ditto.
7259 (rs6000_emit_prologue): Ditto.
7260 (rs6000_output_mi_thunk): Ditto.
7262 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7263 size is 64 bits if we can use 64-bit registers.
7265 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7267 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7270 From Jie Zhang <jie.zhang@analog.com>:
7271 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7272 save FP and RETS with saveall attribute.
7273 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7274 with saveall attribute.
7276 * config/bfin/bfin.c (bfin_expand_builtin,
7277 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
7280 From Jie Zhang <jie.zhang@analog.com>:
7281 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
7282 before use in two places.
7283 * config/bfin/bfin.md (AREG): Define mode iterator.
7284 (reload_in, reload_out): Use mode iterator AREG.
7286 2009-09-14 Richard Guenther <rguenther@suse.de>
7289 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
7290 EH personality path.
7292 2009-09-13 Richard Guenther <rguenther@suse.de>
7293 Rafael Avila de Espindola <espindola@google.com>
7295 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
7296 (LANG_HOOKS_EH_PERSONALITY): Likewise.
7297 (LANG_HOOKS_INITIALIZER): Adjust.
7298 (lhd_pass_through_t): Declare.
7299 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
7301 * langhooks.c (lhd_pass_through_t): New function.
7302 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
7303 dwarf2out_begin_prologue): Use personality from current_function_decl.
7304 * expr.h (get_personality_function): Declare.
7305 * expr.c (get_personality_function): New function.
7306 (build_personality_function): Likewise.
7307 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
7308 (eh_personality_libfunc): Remove.
7309 * optabs.c (build_libfunc_function): New function split out from ...
7310 (init_one_libfunc): ... here.
7311 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7312 (tree_function_decl): Add personality.
7313 (lhd_gcc_personality): Declare.
7314 (build_personality_function): Likewise.
7315 * tree.c (gcc_eh_personality_decl): New.
7316 (lhd_gcc_personality): New function.
7317 * except.h (lang_eh_runtime_type): Remove.
7318 (enum eh_personality_kind): New.
7319 (build_personality_function): Declare.
7320 (function_needs_eh_personality): Declare.
7321 * except.c (lang_eh_runtime_type): Remove.
7322 (function_needs_eh_personality): New function.
7323 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7324 (sjlj_emit_function_enter, output_function_exception_table):
7325 Use personality from current_function_decl.
7326 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7327 * tree-inline.c (tree_can_inline_p): Do not inline across different
7329 (expand_call_inline): Likewise. Adjust the callers EH personality.
7330 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7331 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7332 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7333 (c-parser.o): Likewise
7334 * c-tree.h (c_eh_initialized_p): Remove.
7335 (c_maybe_initialize_eh): Likewise.
7336 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7337 (finish_decl): Don't call c_maybe_initialize_eh.
7338 (c_eh_initialized_p): Remove.
7339 (c_maybe_initialize_eh): Likewise.
7340 * c-parser.c (c_parser_omp_construct): Likewise.
7341 (c_parse_file): Initialize exception handling.
7343 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7345 * config.gcc (tm_file): Remove i386/biarch32.h
7346 for i?86-w64-mingw* case.
7347 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7349 * config.host: Set for x64 mingw the option
7350 use_long_long_for_widest_fast_int to yes.
7352 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7354 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7355 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7356 (dbxout_begin_function): Likewise.
7357 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7358 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7359 set on the function.
7360 (final_end_function): Likewise.
7361 (final_scan_insn): Likewise.
7362 (rest_of_handle_final): Likewise.
7363 * varasm.c (assemble_start_function): Likewise.
7364 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7366 2009-09-12 Jason Merrill <jason@redhat.com>
7368 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7369 * opts.c (common_handle_option): constify.
7371 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7373 * doc/install.texi (avr): Remove obsolete reference site.
7375 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7377 * doc/install.texi (Binaries): Adjust AIX link.
7379 2009-09-12 Akim Demaille <demaille@gostai.com>
7381 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7382 Use an imperative sentence.
7384 2009-09-11 Richard Henderson <rth@redhat.com>
7386 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7387 structure-name and has-tree-operands arguments; update all entries.
7388 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7390 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7391 (gsstruct_code_size): New.
7392 (gss_for_code_): New.
7393 (gss_for_code): Remove.
7394 (gimple_size): Rewrite using gsstruct_code_size.
7395 (gimple_statement_structure): Move to gimple.h.
7396 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7397 (gss_for_code, gimple_statement_structure): New.
7398 (gimple_ops): Use new arrays; tidy.
7400 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7402 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7403 operand to be a PLUS expression.
7404 * config/pa/pa.c (pa_secondary_reload): Likewise.
7406 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7408 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7410 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7413 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7415 From Jie Zhang <jie.zhang@analog.com>:
7416 * doc/extend.texi (node Function Attributes): Document l2
7418 (node Blackfin Variable Attributes): Document l2 variable attributes.
7420 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7422 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7423 to match the system compiler's configuration at inflection point.
7424 Add comment to remark a remaining difference with system compiler.
7426 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7427 * configure: Regenerate.
7429 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7431 From Jie Zhang <jie.zhang@analog.com>:
7432 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7433 (bfin_handle_l2_attribute): New.
7434 (bfin_attribute_table): Add l2 attribute.
7436 2009-09-11 Michael Matz <matz@suse.de>
7439 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7440 on the local_decls list.
7442 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7446 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7448 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7449 for VALUEs, to implement the documented interface.
7450 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7451 Adjust for VALUEs and anything else, to implement the
7452 documented interface.
7454 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7456 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7457 with actual SPE/paired vector modes before using 64-bit alignment.
7458 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7460 2009-09-10 DJ Delorie <dj@redhat.com>
7462 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7465 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7466 * config/mep/mep.c (mep_legitimate_constant_p): New.
7467 * config/mep/mep-protos.h: Prototype it.
7469 2009-09-10 Richard Henderson <rth@redhat.com>
7471 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7473 2009-09-10 Jason Merrill <jason@redhat.com>
7475 * tree.c (chain_index): New fn.
7476 * tree.h: Declare it.
7478 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7480 * config/sol2-c.c (cmn_err_length_specs): Initialize
7481 scalar_identity_flag.
7483 2009-09-10 Richard Henderson <rth@redhat.com>
7485 * tree.h (struct tree_decl_common): Move align member earlier;
7486 move label_decl_uid member ...
7487 (struct tree_label_decl): ... here.
7488 (LABEL_DECL_UID): Update to match.
7490 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7493 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7494 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7496 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7497 dest_prev if the edge is complex.
7499 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7501 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7502 loop latch tests earlier.
7504 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7505 before GIMPLE_RETURN, not after its predecessor; insert
7508 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7509 gimple_seq_empty_p to test for no PHI nodes.
7510 * tree-cfg.c (split_critical_edges): Likewise.
7512 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7514 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7516 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7517 introduced by the VTA branch merge.
7519 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7521 * ira-conflicts.c: Use fputs or putc instead of fprintf
7525 * tree-switch-conversion.c: Ditto.
7527 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7529 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7530 introduced by the VTA branch merge.
7532 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7535 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7537 PR rtl-optimization/39779
7538 * expr.c (convert_modes): Return when mode == oldmode after
7539 CONST_INTs are processed.
7541 2009-09-10 Nick Clifton <nickc@redhat.com>
7543 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7544 attribute and referring decl when creating renamed symbol.
7546 2009-09-10 Richard Guenther <rguenther@suse.de>
7549 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7551 (cgraph_finalize_compilation_unit): Compute reachability
7552 before emitting thunks. Properly process aliases before
7553 possibly removing unreachable nodes.
7555 2009-09-10 Richard Guenther <rguenther@suse.de>
7558 * tree.c (struct free_lang_data_d): Add worklist member.
7559 (find_decls_types_r): Push onto the worklist instead of recursing.
7560 Handle TREE_BINFOs properly.
7561 (find_decls_types): New function wrapped around find_decls_types_r
7562 to process the worklist.
7563 (find_decls_types_in_eh_region): Use it.
7564 (find_decls_types_in_node): Likewise.
7565 (find_decls_types_in_var): Likewise.
7566 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7567 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7568 (AGGREGATE_TYPE_P): Adjust.
7570 2009-09-09 Jason Merrill <jason@redhat.com>
7572 * configure.ac: Check glibc version even if we have an in-tree
7575 2009-09-09 Anthony Green <green@moxielogic.com>
7577 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7578 the constant 0 when appropriate.
7579 * config/moxie/constraints.md: Add constraint O.
7581 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7582 to pass up to 6 32-bit argument values in registers.
7583 (moxie_function_arg): Ditto.
7584 (moxie_arg_partial_bytes): Ditto.
7585 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7586 (REG_PARM_STACK_SPACE): Ditto.
7587 (FUNCTION_ARG_REGNO_P): Ditto.
7589 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7590 instruction to allocate stack space.
7592 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7594 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7595 unnecessarily stringent constraints. Fix address
7596 calculation in the splitters.
7598 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7600 PR rtl-optimization/39779
7601 * expr.c (convert_modes): Return when mode == oldmode after
7602 CONST_INTs are processed.
7604 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7607 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7608 (ix86_expand_prologue): Take frame.padding0 into logic of
7610 (ix86_expand_epilogue): Likewise.
7612 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7614 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7616 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7617 * config/t-slibgcc-libgcc: New file.
7618 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7620 2009-09-09 Martin Jambor <mjambor@suse.cz>
7622 PR tree-optimization/41089
7623 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7626 2009-09-09 Richard Henderson <rth@redhat.com>
7628 * gimple.h (CASE_GIMPLE_OMP): New.
7629 (is_gimple_omp): Use it.
7630 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7631 (verify_gimple_debug): Likewise.
7633 2009-09-09 Richard Guenther <rguenther@suse.de>
7635 PR tree-optimization/41101
7636 * tree-ssa-pre.c (maximal_set): Remove.
7637 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7638 Defer all blocks we didn't visit at least one successor.
7639 (add_to_exp_gen): Do not add to the maximal set.
7640 (make_values_for_phi): Likewise.
7641 (compute_avail): Likewise.
7642 (init_pre): Do not allocate the maximal set.
7643 (execute_pre): Do not dump it.
7645 2009-09-09 Martin Jambor <mjambor@suse.cz>
7647 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7648 an SSA_NAME rather than a is_gimple_variable.
7650 2009-09-09 Richard Guenther <rguenther@suse.de>
7653 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7654 code dealing with plain pointer bases.
7655 (maybe_fold_offset_to_reference): Likewise.
7656 (maybe_fold_stmt_addition): Adjust.
7658 2009-09-09 Richard Guenther <rguenther@suse.de>
7660 * tree.c (free_lang_data_in_type): Do not free the type variant
7662 (free_lang_data): Merge char_type_node with its properly signed
7664 (pass_ipa_free): Collect after freeing language specific data.
7666 2009-09-09 Michael Matz <matz@suse.de>
7669 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7670 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7671 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7674 2009-09-08 DJ Delorie <dj@redhat.com>
7676 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7678 2009-09-04 Jason Merrill <jason@redhat.com>
7680 * tree.c (tree_find_value): Remove.
7681 * tree.h: Remove prototype.
7682 * varasm.c (assemble_external): Use value_member instead.
7684 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7686 * toplev.c (process_options): Choose default debugging type when
7687 gtoggle enables debug info and type is unset.
7689 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7693 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7696 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7698 * configure: Rebuilt with modified libtool.m4.
7700 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7705 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7707 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7709 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7710 (remove_statement): Likewise.
7711 (rewrite_use_nonlinear_expr): Adjust.
7712 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7713 * tree-ssa.c (release_defs_bitset): ... this. New.
7714 * tree-flow.h (release_defs_bitset): Declare.
7716 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7719 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7720 in the middle block.
7722 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7724 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7725 via intptr_t to long type.
7726 (insert_operand_rank): Cast long type via intptr_t to
7728 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7730 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7731 from pointer to unsigned via uintptr_t.
7733 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7734 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7736 * configure: Regenerated.
7737 * config.in: Regenerated
7738 * system.h (stdint.h): Add include.
7739 (inttypes.h): Likewise.
7740 * Makefile.in (aclocal): Add config/stdint.m4.
7741 * aclocal.m4: Regenerated.
7743 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7745 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7747 (note_np_check_stores): New function.
7748 (harmless_null_pointer_p): New function.
7749 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7750 changed. Take into account whether we're in the shadow of a condjump
7751 that tested NP_REG for NULL.
7752 Lose all code that tested for SEQUENCEs.
7753 (workaround_speculation): Avoid inserting NOPs for loads that are
7754 either always executed or a NULL pointer.
7756 2009-09-08 Jan Hubicka <jh@suse.cz>
7758 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7759 * params.def (early-inlining-insns): Likewise.
7761 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7763 PR rtl-optimization/41239
7764 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7765 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7767 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7768 across calls, as the calls might not always return normally.
7769 (call_may_noreturn_p): New function.
7770 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7771 (init_deps): Initialize it.
7772 (remove_from_deps): Also remove calls from
7773 last_function_call_may_noreturn list.
7775 2009-09-07 Richard Henderson <rth@redhat.com>
7777 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7778 more VR->OPERANDS than LHS operands. Free LHS before returning.
7780 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7782 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7783 (attr "addrtype"): New member "spreg".
7784 Use it if mem_spfp_address_operand is true for the address.
7785 (attr "type"): New entry "stall".
7786 (cpu_unit "load"): New.
7787 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7789 (insn_reservation "loadsp"): New.
7790 (insn_reservation "load_stall1"): New.
7791 (insn_reservation "load_stall3"): New.
7793 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7794 (mem_p_address_operand): Exclude stack and frame pointer based
7796 (mem_spfp_address_operand): New; match them here.
7797 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7798 (bfin_reorg): Call it if scheduling insns.
7799 (bfin_gen_bundles): Remove dummy insns created by
7800 add_sched_insns_for_speculation.
7802 From Jie Zhang <jie.zhang@analog.com>:
7803 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7804 bfin_si_revision, bfin_workarounds): Move these ...
7805 * config/bfin/bfin.h: ... here.
7807 From Mike Frysinger <michael.frysinger@analog.com>
7808 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7809 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7810 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7811 bf547m, bf548m, and bf549m.
7812 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7813 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7814 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7815 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7816 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7817 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7818 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7819 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7820 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7821 bf542m, bf544m, bf547m, bf548m, and bf549m.
7823 From Jie Zhang <jie.zhang@analog.com>:
7824 * config/bfin/predicates.md (p_register_operand): New predicate.
7825 (dp_register_operand): New predicate.
7826 * config/bfin/bfin-protos.h (WA_05000074): Define.
7827 (ENABLE_WA_05000074): Define.
7828 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7829 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7830 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7831 (define_attr addrtype): Allow load/store register to be P register.
7832 (define_attr storereg): New.
7833 (define_cpu_unit anomaly_05000074): New.
7834 (define_insn_reservation dsp32shiftimm): New.
7835 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7836 (define_insn_reservation loadp): Cannot use slot2.
7837 (define_insn_reservation loadsp): Cannot use slot2.
7838 (define_insn_reservation storep): Cannot use slot2. Does not
7839 apply when working around 05000074.
7840 (define_insn_reservation storep_anomaly_05000074): New.
7841 (define_insn_reservation storei): Does not apply when working
7843 (define_insn_reservation storei_anomaly_05000074): New.
7844 (define_attr length): Add dsp32shiftimm case.
7845 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7846 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7847 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7848 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7849 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7851 2009-09-07 Martin Jambor <mjambor@suse.cz>
7854 * tree-sra.c (create_artificial_child_access): Return NULL if
7855 build_ref_for_offset fails.
7856 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7857 and create_artificial_child_access to fail.
7859 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7862 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7863 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7864 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7866 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7868 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7869 block, ensure it has an exit edge. Emit a barrier after a jump.
7871 2009-09-07 Nick Clifton <nickc@redhat.com>
7873 * gcc.c (this_is_linker_script): New variable. Like
7874 this_is_library_file but for the %T constructor.
7875 (end_going_arg): If this_is_linker_script is set then locate the
7876 script and insert a --script switch before it
7877 (do_spec_2): Initialise this_is_linker_script.
7878 (do_spec_1): Likewise. Handle %T construct.
7879 (eval_spec_function): Preserve this_is_linker_script.
7880 * doc/invoke.texi: Document %T construct in spec files.
7881 * config/m32c/m32c.h (LIB_SPEC): Use it.
7883 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7885 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7886 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7887 when volatile flag is set.
7888 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7890 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7893 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7894 (combine_stack_adjustments_for_block): Allow insns between stack
7895 adjustments and stores with corresponding pre-(dec|inc)rement or
7896 pre-modify operation.
7898 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7901 * combine-stack-adj.c (struct csa_memlist): Rename to...
7902 (struct csa_reflist): ... this. Rename mem field to ref.
7903 (free_csa_memlist): Rename to...
7904 (free_csa_reflist): ... this.
7905 (record_one_stack_memref): Rename to...
7906 (record_one_stack_ref): ... this. Handle also REG_P.
7907 (try_apply_stack_adjustment): Handle also REG_P.
7908 (struct record_stack_memrefs_data): Rename to...
7909 (struct record_stack_refs_data): ... this. Rename memlist field to
7911 (record_stack_memrefs): Rename to...
7912 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7913 subexpressions instead of failing when a MEM contains SP references.
7914 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7915 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7917 2009-09-06 Richard Guenther <rguenther@suse.de>
7920 * tree.c (build_array_type): Do not record types marked
7921 with structural equality in the canonical type hashtable.
7923 2009-09-06 Richard Guenther <rguenther@suse.de>
7926 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7928 2009-09-05 Richard Guenther <rguenther@suse.de>
7931 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7933 2009-09-05 Richard Guenther <rguenther@suse.de>
7936 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7938 2009-09-05 Richard Guenther <rguenther@suse.de>
7941 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7942 before comparing function argument types.
7944 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7947 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7950 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7953 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7955 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7956 locators before emit_insn is called.
7958 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7961 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7962 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7963 (reginfo_init): Don't call allocate_reg_info.
7965 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7968 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7969 NONDEBUG_INSN_P instead of INSN_P.
7971 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7974 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7976 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7979 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7980 pattern of the split.
7982 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7984 * toplev.c (process_options): Move setter of flag_var_tracking
7985 before other tests that depend on it. Move down setter of
7986 flag_rename_registers. Don't enable var-tracking-assignments
7987 by default if selective scheduling is enabled. Warn if both
7990 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7992 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7993 comment. Use switch statement to catch overlaps between rtx
7994 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7995 (IS_DECL_CODE): ... here. Remove.
7996 (check_value_is_not_decl): Remove.
7997 (dv_from_decl, dv_from_value): Check after conversion.
7999 2009-09-04 Richard Guenther <rguenther@suse.de>
8002 * (cgraph_finalize_compilation_unit): Move finalizing aliases
8003 after emitting tunks. Move emitting thunks and ctors from ...
8004 (cgraph_optimize): ... here. Remove redundant
8005 cgraph_analyze_functions.
8006 * varasm.c (find_decl_and_mark_needed): Remove no longer
8008 (finish_aliases_1): Adjust check for thunk aliases.
8010 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
8012 * config/arm/arm.md (ctzsi2): Added braces
8013 to avoid warning that broke booststrap.
8015 2009-09-04 Martin Jambor <mjambor@suse.cz>
8017 PR tree-optimization/41112
8018 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
8019 handle variable-bounded arrays.
8020 (expr_with_var_bounded_array_refs_p): New function.
8021 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
8023 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
8025 * config/s390/2097.md: Removed two incorrect bypasses.
8026 (z10_fsimpdf): Fixed latency.
8027 (z10_fhex): New insn_reservation.
8028 (z10_floaddf): Fixed latency.
8029 (z10_floadsf): Fixed latency.
8030 (z10_ftrunctf): Fixed latency.
8031 (z10_ftruncdf): Fixed latency.
8032 * config/s390/s390.c (z10_cost): Fixed values.
8033 (s390_adjust_priority): Added z10 path.
8034 * config/s390/s390.md (type): Added fhex.
8035 (*mov<mode>_64dfp): Updated type attribute.
8036 (*mov<mode>_64): Updated type attribute.
8037 (*mov<mode>_31): Updated type attribute.
8038 (*mov<mode>"): Likewise.
8039 * config/s390/2084.md (x_fsimpdf): Updated condition.
8041 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
8043 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
8044 RTXs in the predicate for operand 1.
8046 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
8048 * config/arm/arm.md (UNSPEC_RBIT): New constant.
8049 (rbitsi2): New insn.
8050 (ctzsi2): New expand.
8051 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
8053 2009-09-03 Martin Jambor <mjambor@suse.cz>
8055 * tree-sra.c (duplicate_expr_for_different_base): Removed.
8056 (create_artificial_child_access): Use build_ref_for_offset instead
8057 of duplicate_expr_for_different_base.
8058 (propagate_subacesses_accross_link): Likewise.
8060 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
8062 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
8064 (mips16e_collect_argument_saves): Skip debug instructions.
8065 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
8066 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
8067 (r10k_insert_cache_barriers): Likewise.
8068 (mips_reorg_process_insns): Likewise.
8070 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
8073 * ira.c (update_equiv_reg): Remove check on class likely spill.
8075 2009-09-03 Jakub Jelinek <jakub@redhat.com>
8078 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
8079 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
8083 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
8084 the stack slot if it is passed by invisible reference.
8085 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
8086 by invisible reference.
8088 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
8090 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8091 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8092 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
8094 * config/bfin/sync.md: New file.
8095 * config/bfin/bfin.md: Include it.
8096 (UNSPEC_ATOMIC): New.
8097 (UNSPEC_ONES): Provide a unique number.
8099 From Jie Zhang <jie.zhang@analog.com>:
8100 * config/bfin/bfin.c (ret_regs): New.
8101 (must_save_fp_p): Don't return true because of frame_pointer_needed.
8102 (must_save_rets_p): New.
8103 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
8104 current_function_is_leaf.
8105 (do_link): Likewise.
8106 (do_unlink): Likewise.
8107 (expand_interrupt_handler_prologue): Use ret_regs array.
8108 (expand_interrupt_handler_epilogue): Use ret_regs array and
8109 pass return register to gen_return_internal.
8110 (bfin_expand_epilogue): Pass return register to
8111 gen_return_internal.
8112 (bfin_expand_call): Explicitly clobber RETS.
8113 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
8114 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
8115 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
8116 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
8118 (return_internal): Take a reg rtx rather than the register number.
8120 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
8122 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
8123 when comparing against estimated_loop_iterations_int return.
8125 2009-09-03 Richard Guenther <rguenther@suse.de>
8127 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8128 eh_personality_libfunc.
8130 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8132 * tree-parloops.c (separate_decls_in_region): Add space.
8134 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8136 * tree-parloops.c (separate_decls_in_region): Change the condition
8137 checking if there are reductions in the loop.
8139 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8141 PR tree-optimization/38275
8142 * tree-parloops.c (parallelize_loops): Replace profitability condition
8143 for expected number of iterations.
8145 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8147 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
8148 (bootstrap-debug): Explain conditions in which it becomes default.
8149 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
8152 2009-09-03 Namhyung Kim <namhyung@gmail.com>
8154 * doc/invoke.texi (Optimize Options): Move
8155 -finline-small-functions to the -O2 list.
8157 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8159 * toplev.c (process_options): Enable var-tracking-assignments
8160 by default if var-tracking is enabled.
8162 2009-09-02 David Daney <ddaney@caviumnetworks.com>
8164 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
8166 * emit-rtl.c (prev_nonnote_insn_bb): New function.
8167 * rtl.h (prev_nonnote_insn_bb): Declare it.
8169 2009-09-03 Diego Novillo <dnovillo@google.com>
8171 * cgraph.c (cgraph_node_for_decl): New.
8172 * cgraph.h (cgraph_node_for_decl): Declare.
8173 * tree.c (host_integerp): Return 0 if T is NULL.
8175 2009-09-03 Diego Novillo <dnovillo@google.com>
8177 * tree.h (struct alias_pair): Move from varasm.c.
8178 (alias_pairs): Likewise.
8179 (TYPE_MAXVAL): Define.
8180 (TYPE_MINVAL): Define.
8181 (iterative_hash_host_wide_int): Declare.
8182 (remove_unreachable_alias_pairs): Declare.
8183 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8184 * diagnostic.c (default_diagnostic_starter): Make extern.
8185 (default_diagnostic_finalizer): Make extern.
8186 * diagnostic.h (default_diagnostic_starter): Declare.
8187 (default_diagnostic_finalizer): Declare.
8188 (default_tree_printer): Declare.
8189 * toplev.c (default_tree_printer): Make extern.
8191 2009-09-03 Richard Guenther <rguenther@suse.de>
8192 Diego Novillo <dnovillo@google.com>
8194 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8195 * cgraphunit.c (cgraph_expand_function): Do not emit
8196 associated thunks from here.
8197 (cgraph_emit_thunks): New.
8198 (cgraph_optimize): Call it.
8199 Return if any IPA pass finds an error.
8200 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8203 2009-09-03 Simon Baldwin <simonb@google.com>
8204 Rafael Espindola <espindola@google.com>
8205 Richard Guenther <rguenther@suse.de>
8206 Doug Kwan <dougkwan@google.com>
8207 Diego Novillo <dnovillo@google.com>
8209 * tree.c: Include tree-pass.h, langhooks-def.h,
8210 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8211 (free_lang_data_in_type): New.
8212 (need_assembler_name_p): New.
8213 (free_lang_data_in_block): New.
8214 (free_lang_data_in_decl): New.
8215 (struct free_lang_data_d): New.
8216 (add_tree_to_fld_list): New.
8217 (find_decls_types_r): New.
8218 (get_eh_types_for_runtime): New.
8219 (find_decls_types_in_eh_region): New.
8220 (find_decls_types_in_node): New.
8221 (find_decls_types_in_var): New.
8222 (free_lang_data_in_cgraph): New.
8223 (free_lang_data): New.
8224 (gate_free_lang_data): New.
8225 (pass_ipa_free_lang_data): New.
8227 2009-09-03 Diego Novillo <dnovillo@google.com>
8229 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8230 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8231 (lang_hooks): Remove const qualifier.
8232 * ipa.c (cgraph_remove_unreachable_nodes): Call
8233 remove_unreachable_alias_pairs.
8234 * except.c (add_type_for_runtime): Check if TYPE has
8235 already been converted.
8236 (lookup_type_for_runtime): Likewise.
8237 (check_handled): Handle converted types.
8238 * varasm.c (remove_unreachable_alias_pairs): New.
8239 * gimple.c: Include demangle.h.
8240 (gimple_decl_printable_name): New.
8241 (gimple_fold_obj_type_ref): New.
8242 * gimple.h (gimple_decl_printable_name): Declare.
8243 (gimple_fold_obj_type_ref): Declare.
8244 * passes.c (init_optimization_passes): Add pass
8245 pass_ipa_free_lang_data.
8246 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8247 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8249 2009-09-03 Diego Novillo <dnovillo@google.com>
8251 * c-lang.c (lang_hooks): Remove const qualifier.
8253 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8255 * doc/install.texi (*-*-freebsd*): Update target information.
8257 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8259 * hard-reg-set.h (call_fixed_regs): Remove.
8260 * reginfo.c (call_fixed_regs): Remove.
8261 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8262 (globalize_reg): Don't use call_fixed_regs.
8263 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8266 2009-09-01 Michael Matz <matz@suse.de>
8268 * expr.h (emit_storent_insn, expand_expr_real_1,
8269 expand_expr_real_2): Declare.
8270 * expr.c (emit_storent_insn, expand_expr_real_1,
8271 expand_expr_real_2): Export.
8272 (store_expr): Setting and evaluating dont_return_target is useless.
8273 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8274 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
8275 * except.c (expand_resx_expr): Rename to ...
8276 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
8277 * except.h (expand_resx_stmt): Declare.
8278 * stmt.c: Add include gimple.h
8279 (expand_asm_expr): Rename to ...
8280 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
8281 (expand_case): Rewrite to take gimple statement.
8282 * tree.h (expand_asm_stmt): Declare.
8283 (expand_case): Change prototype.
8284 * Makefile.in (stmt.o): Depend on gimple.h.
8285 * builtins.c (expand_builtin_synchronize): Build gimple asm
8286 statement, not an ASM_EXPR.
8287 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
8288 gimple_to_tree, release_stmt_tree): Remove.
8289 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
8290 ggc_free, but hold comparison code and operands separately.
8291 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
8292 (expand_call_stmt, expand_gimple_stmt_1,
8293 expand_gimple_stmt): New helpers.
8294 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
8295 release_stmt_tree. Call expand_gimple_stmt instead.
8296 (expand_gimple_basic_block): Ditto.
8298 * calls.c (emit_call_1): Don't look at EH regions here, make
8299 fntree parameter useless.
8300 (expand_call): New local rettype for TREE_TYPE(exp), use it
8301 throughout. Remove local p, use addr instead.
8302 Don't look at EH regions here.
8304 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
8306 * doc/invoke.texi (-fsched-pressure): Document it.
8307 (-fsched-reg-pressure-heuristic): Remove it.
8309 * reload.c (ira.h): Include.
8310 (find_reloads): Add choosing reload on number of small spilled
8313 * haifa-sched.c (ira.h): Include.
8314 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8315 saved_reg_pressure, curr_reg_live, saved_reg_live,
8316 region_ref_regs): New variables.
8317 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8318 initiate_reg_pressure_info, setup_ref_regs,
8319 initiate_bb_reg_pressure_info, save_reg_pressure,
8320 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8322 (setup_insn_reg_pressure_info): New function.
8323 (rank_for_schedule): Add pressure checking and insn issue time.
8324 Remove comparison of insn reg weights.
8325 (ready_sort): Set insn reg pressure info.
8326 (update_register_pressure, setup_insn_max_reg_pressure,
8327 update_reg_and_insn_max_reg_pressure,
8328 sched_setup_bb_reg_pressure_info): New functions.
8329 (schedule_insn): Add code for printing and updating reg pressure info.
8330 (find_set_reg_weight, find_insn_reg_weight): Remove.
8331 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8332 (debug_ready_list): Print reg pressure info.
8333 (schedule_block): Ditto. Check insn issue time.
8334 (sched_init): Set up sched_pressure_p. Allocate and set up some
8335 reg pressure related info.
8336 (sched_finish): Free some reg pressure related info.
8337 (fix_tick_ready): Make insn always ready if pressure_p.
8338 (init_h_i_d): Don't call find_insn_reg_weight.
8339 (haifa_finish_h_i_d): Free insn reg pressure info.
8341 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8342 ira_memory_move_cost, ira_class_hard_regs,
8343 ira_class_hard_regs_num, ira_no_alloc_regs,
8344 ira_available_class_regs, ira_reg_class_cover_size,
8345 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8347 * ira-lives.c (single_reg_class): Check mode to find how many
8348 registers are necessary for operand.
8349 (ira_implicitly_set_insn_hard_regs): New.
8351 * common.opt (fsched-pressure): New options.
8352 (fsched-reg-pressure-heuristic): Remove.
8354 * ira.c (setup_eliminable_regset): Rename to
8355 ira_setup_eliminable_regset. Make it external.
8356 (expand_reg_info): Pass cover class to setup_reg_classes.
8357 (ira): Call resize_reg_info instead of allocate_reg_info.
8359 * sched-deps.c: Include ira.h.
8360 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8361 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8362 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8363 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8364 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8365 mark_insn_reg_store, mark_insn_reg_clobber,
8366 setup_insn_reg_pressure_info): New.
8367 (sched_analyze_1): Update implicit_reg_pending_uses.
8368 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8369 Use them to create dependencies. Set insn reg uses and pressure
8370 info. Process reg_pending_uses in one place.
8371 (free_deps): Free implicit sets.
8372 (remove_from_deps): Remove implicit sets if necessary. Check
8373 implicit sets when clearing reg_last_in_use.
8374 (init_deps_global): Clear implicit_reg_pending_clobbers and
8375 implicit_reg_pending_uses.
8377 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8378 ira_memory_move_cost, ira_class_hard_regs,
8379 ira_class_hard_regs_num, ira_no_alloc_regs,
8380 ira_available_class_regs, ira_reg_class_cover_size,
8381 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8382 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8383 ira_implicitly_set_insn_hard_regs): New prototypes.
8385 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8386 cost_elements_num): New variables.
8387 (allocno_costs, total_costs): Rename to costs and
8388 total_allocno_costs.
8389 (COSTS_OF_ALLOCNO): Rename to COSTS.
8390 (allocno_pref): Rename to pref.
8391 (allocno_pref_buffer): Rename to pref_buffer.
8392 (common_classes): Rename to regno_cover_class.
8394 (record_reg_classes): Set allocno attributes only if allocno_p.
8395 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8396 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8397 and COSTS_OF_ALLOCNO.
8398 (print_costs): Rename to print_allocno_costs.
8399 (print_pseudo_costs): New.
8400 (process_bb_node_for_costs): Split into 2 functions with new
8401 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8402 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8403 new parameter dump_file. Use cost_elements_num instead of
8404 ira_allocnos_num. Make one iteration if preferred classes were
8405 already calculated for scheduler. Make 2 versions of code
8406 depending on allocno_p.
8407 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8408 regno_cover_class and COSTS instead of common_classes and
8410 (init_costs, finish_costs): New.
8411 (ira_costs): Set up allocno_p and cost_elements_num. Call
8412 init_costs and finish_costs.
8413 (ira_set_pseudo_classes): New.
8415 * rtl.h (allocate_reg_info): Remove.
8416 (resize_reg_info): Change return type.
8417 (reg_cover_class): New.
8418 (setup_reg_classes): Add new parameter.
8420 * sched-int.h (struct deps_reg): New member implicit_sets.
8421 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8422 (INCREASE_BITS): New macro.
8423 (struct reg_pressure_data, struct reg_use_data): New.
8424 (struct _haifa_insn_data): Remove reg_weight. Add members
8425 reg_pressure, reg_use_list, reg_set_list, and
8426 reg_pressure_excess_cost_change.
8427 (struct deps): New member implicit_sets.
8428 (pressure_p): New variable.
8429 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8430 (struct reg_pressure_data, struct reg_use_data): New.
8431 (INSN_REG_WEIGHT): Remove.
8432 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8433 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8434 (sched_init_region_reg_pressure_info,
8435 sched_setup_bb_reg_pressure_info): New prototypes.
8437 * reginfo.c (struct reg_pref): New member coverclass.
8438 (reg_cover_class): New function.
8439 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8440 (reg_info_size): New variable.
8441 (allocate_reg_info): Make static. Setup reg_info_size.
8442 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8443 (setup_reg_classes): Add a new parameter. Setup cover class too.
8445 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8448 * sched-rgn.c (deps_join): Set up implicit_sets.
8449 (schedule_region): Set up region and basic blocks pressure
8452 * passes.c (init_optimization_passes): Move
8453 pass_subregs_of_mode_init before pass_sched.
8455 2009-09-02 Martin Jambor <mjambor@suse.cz>
8457 * tree-sra.c (struct access): New field grp_hint.
8458 (dump_access): Dump grp_hint.
8459 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8461 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8462 those which have been specifically read and somehow written to.
8463 (propagate_subacesses_accross_link): Set grp_hint of right child and
8464 also possibly of the left child.
8466 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8468 * tree-object-size.c (addr_object_size): Always use object_size_type
8469 0 or 2 when determining the pointer pointed object size.
8471 2009-09-02 Richard Guenther <rguenther@suse.de>
8474 2009-08-31 Richard Guenther <rguenther@suse.de>
8476 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8477 to query if the memory regions for memmove overlap.
8478 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8479 asserts on pointers, instead deal with odd trees.
8480 (ptr_derefs_may_alias_p): Likewise.
8481 (refs_may_alias_p_1): Constructor bases also never alias.
8483 2009-08-01 Christian Bruel <christian.bruel@st.com>
8486 2009-07-31 Christian Bruel <christian.bruel@st.com>
8487 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8489 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8491 * doc/invoke.texi (-fvar-tracking-assignments): New.
8492 (-fvar-tracking-assignments-toggle): New.
8493 (-fdump-final-insns=file): Mark filename as optional.
8494 (--param min-nondebug-insn-uid): New.
8495 (-gdwarf-@{version}): Mention version 4.
8496 * opts.c (common_handle_option): Accept it.
8497 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8498 * regrename.c (regrename_optimize): Drop last. Don't count debug
8499 insns as uses. Don't reject change because of debug insn.
8500 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8501 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8502 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8503 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8504 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8505 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8506 * doc/gimple.texi (is_gimple_debug): New.
8507 (gimple_debug_bind_p): New.
8508 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8509 * doc/install.texi (bootstrap-debug): More details.
8510 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8511 (bootstrap-debug-lib): More details.
8512 (bootstrap-debug-ckovw): Update.
8513 (bootstrap-time): New.
8514 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8515 (insert_phi_nodes_for): Insert debug stmts.
8516 (rewrite_stmt): Take iterator. Insert debug stmts.
8517 (rewrite_enter_block): Adjust.
8518 (maybe_replace_use_in_debug_stmt): New.
8519 (rewrite_update_stmt): Use it.
8520 (mark_use_interesting): Return early for debug stmts.
8521 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8522 stmts before replacing stmt.
8523 (move_computations_stmt): Likewise.
8524 * ira-conflicts.c (add_copies): Skip debug insns.
8525 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8526 (regstat_bb_compute_ri): Skip debug insns.
8527 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8528 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8529 check_loop_closed_ssa_stmt): Skip debug stmts.
8530 * tree-tailcall.c (find_tail_calls): Likewise.
8531 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8532 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8533 (build_var_debug_value_stat): Declare.
8534 (build_var_debug_value): Define.
8535 (target_for_debug_bind): Declare.
8536 * reload.c (find_equiv_reg): Skip debug insns.
8537 * rtlanal.c (reg_used_between_p): Skip debug insns.
8538 (side_effects_p): Likewise.
8539 (canonicalize_condition): Likewise.
8540 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8541 insns never depend on debug insns.
8542 (create_ddg_dep_no_link): Likewise.
8543 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8544 Don't add inter-loop dependencies for debug insns.
8545 (build_intra_loop_deps): Likewise.
8546 (create_ddg): Count debug insns.
8547 * ddg.h (struct ddg::num_debug): New.
8548 (num_backargs): Pair up with previous int field.
8549 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8550 -fcompare-debug-second.
8551 * final.c (get_attr_length_1): Skip debug insns.
8552 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8553 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8554 (driver_self_specs): Map -fdump-final-insns to
8555 -fdump-final-insns=..
8556 (get_local_tick): New.
8557 (compare_debug_dump_opt_spec_function): Test for . argument and
8558 compute output name. Compute temp output spec without flag name.
8559 Compute -frandom-seed.
8560 (OPT): Undef after use.
8561 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8562 (average_num_loop_insns): Likewise.
8563 * params.h (MIN_NONDEBUG_INSN_UID): New.
8564 * gimple.def (GIMPLE_DEBUG): New.
8565 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8566 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8567 (merge_in_block): Fix whitespace.
8568 * toplev.c (flag_var_tracking): Update comment.
8569 (flag_var_tracking_assignments): New.
8570 (flag_var_tracking_assignments_toggle): New.
8571 (process_options): Don't open final insns dump file if we're not
8572 going to write to it. Compute defaults for var_tracking.
8573 * df-scan.c (df_insn_rescan_debug_internal): New.
8574 (df_uses_record): Handle debug insns.
8575 * haifa-sched.c (ready): Initialize n_debug.
8576 (contributes_to_priority): Skip debug insns.
8577 (dep_list_size): New.
8579 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8580 they're ready. Disregard previous debug insns to make decisions.
8581 (queue_insn): Never queue debug insns.
8582 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8583 (schedule_insn): Don't reject debug insns because of issue rate.
8584 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8585 (queue_to_ready): Skip and discount debug insns.
8586 (choose_ready): Let debug insns through.
8587 (schedule_block): Check boundary debug insns. Discount debug
8588 insns, schedule them early. Adjust whitespace.
8589 (set_priorities): Check for boundary debug insns.
8590 (add_jump_dependencies): Use dep_list_size.
8591 (prev_non_location_insn): New.
8592 (check_cfg): Use it.
8593 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8595 (remove_unused_ivs): Reset debug stmts.
8596 * modulo-sched.c (const_iteration_count): Skip debug insns.
8597 (res_MII): Discount debug insns.
8598 (loop_single_full_bb_p): Skip debug insns.
8599 (sms_schedule): Likewise.
8600 (sms_schedule_by_order): Likewise.
8601 (ps_has_conflicts): Likewise.
8602 * caller-save.c (refmarker_fn): New.
8603 (save_call_clobbered_regs): Replace regs with saved mem in
8605 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8606 Call refmarker_fn mark for hardregnos.
8607 (mark_reg_as_referenced): New.
8608 (replace_reg_with_saved_mem): New.
8609 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8610 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8612 (cse_extended_basic_block): Skip debug insns.
8613 (count_reg_usage): Likewise.
8614 (is_dead_reg): New, split out of...
8615 (set_live_p): ... here.
8616 (insn_live_p): Use it for debug insns.
8617 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8618 (execute_optimize_stdarg): Likewise.
8619 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8620 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8621 changes in debug stmts as changes.
8622 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8623 (moveup_expr): Don't move across debug insns. Don't move
8624 debug insn if it would create a bookkeeping block.
8625 (moveup_expr_cached): Don't use cache for debug insns that
8626 are heads of blocks.
8627 (compute_av_set_inside_bb): Skip debug insns.
8628 (sel_rank_for_schedule): Schedule debug insns first. Remove
8630 (block_valid_for_bookkeeping_p); Support lax searches.
8631 (create_block_for_bookkeeping): Adjust block numbers when
8632 encountering debug-only blocks.
8633 (find_place_for_bookkeeping): Deal with debug-only blocks.
8634 (generate_bookkeeping_insn): Accept no place to insert.
8635 (remove_temp_moveop_nops): New argument full_tidying.
8636 (prepare_place_to_insert): Deal with debug insns.
8637 (advance_state_on_fence): Debug insns don't start cycles.
8638 (update_boundaries): Take fence as argument. Deal with
8640 (schedule_expr_on_boundary): No full_tidying on debug insns.
8641 (fill_insns): Deal with debug insns.
8642 (track_scheduled_insns_and_blocks): Don't count debug insns.
8643 (need_nop_to_preserve_insn_bb): New, split out of...
8644 (remove_insn_from_stream): ... this.
8645 (fur_orig_expr_not_found): Skip debug insns.
8646 * rtl.def (VALUE): Move up.
8648 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8649 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8650 Set it if debug stmts are found.
8651 (statement_sink_location): Skip debug stmts. Propagate
8652 moving defs into debug stmts.
8653 * ifcvt.c (first_active_insn): Skip debug insns.
8654 (last_active_insns): Likewise.
8655 (cond_exec_process_insns): Likewise.
8656 (noce_process_if_block): Likewise.
8657 (check_cond_move_block): Likewise.
8658 (cond_move_convert_if_block): Likewise.
8659 (block_jumps_and_fallthru_p): Likewise.
8660 (dead_or_predicable): Likewise.
8661 * dwarf2out.c (debug_str_hash_forced): New.
8662 (find_AT_string): Add comment.
8663 (gen_label_for_indirect_string): New.
8664 (get_debug_string_label): New.
8665 (AT_string_form): Use it.
8666 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8667 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8668 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8669 several operations that cannot be represented with DWARF opcodes.
8670 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8671 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8672 (dwarf2out_var_location): Take during-call mark into account.
8673 (output_indirect_string): Update comment. Output if there are
8674 label and references.
8675 (prune_indirect_string): New.
8676 (prune_unused_types): Call it if debug_str_hash_forced.
8677 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8678 (dw_long_long_const): Remove.
8679 (struct dw_val_struct): Change val_long_long type to rtx.
8680 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8681 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8682 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8683 component instead of HOST_BITS_PER_LONG.
8684 (output_loc_operands): Likewise. For const8* assert
8685 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8686 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8687 rather than HOST_BITS_PER_LONG is >= 64.
8688 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8690 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8691 HOST_BITS_PER_LONG for dw_val_class_long_long.
8692 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8693 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8694 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8696 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8697 Handle DW_OP_implicit_value.
8698 (extract_int): Move prototype earlier.
8699 (mem_loc_descriptor): For SUBREG punt if inner
8700 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8701 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8702 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8703 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8704 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8705 instead of Pmode size.
8706 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8707 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8708 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8709 (concat_loc_descriptor, concatn_loc_descriptor,
8710 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8711 (add_location_or_const_value_attribute): Likewise. For single
8712 location loc_lists attempt to use add_const_value_attribute
8713 for constant decls. Add DW_AT_const_value even if
8714 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8716 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8717 (control_flow_insn_p): Likewise.
8718 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8719 (separate_decls_in_region_debug_bind): New.
8720 (separate_decls_in_region): Process debug bind stmts afterwards.
8721 * recog.c (verify_changes): Handle debug insns.
8722 (extract_insn): Likewise.
8723 (peephole2_optimize): Skip debug insns.
8724 * dse.c (scan_insn): Skip debug insns.
8725 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8727 (setup_id_for_insn): Handle debug insns.
8728 (maybe_tidy_empty_bb): Adjust whitespace.
8729 (tidy_control_flow): Skip debug insns.
8730 (sel_remove_insn): Adjust for debug insns.
8731 (sel_estimate_number_of_insns): Skip debug insns.
8732 (create_insn_rtx_from_pattern): Handle debug insns.
8733 (create_copy_of_insn_rtx): Likewise.
8734 * sel-sched-.h (sel_bb_end): Declare.
8735 (sel_bb_empty_or_nop_p): New.
8736 (get_all_loop_exits): Use it.
8737 (_eligible_successor_edge_p): Likewise.
8738 (return_nop_to_pool): Adjust.
8739 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8740 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8741 * gimple-pretty-print.c (dump_gimple_debug): New.
8742 (dump_gimple_stmt): Use it.
8743 (dump_bb_header): Skip gimple debug stmts.
8744 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8745 (fixup_match_2): Likewise.
8746 (regmove_backward_pass): Likewise. Simplify combined
8747 replacement. Handle debug insns.
8748 * function.c (instantiate_virtual_regs): Handle debug insns.
8749 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8750 * print-rtl.h: Include cselib.h.
8751 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8752 * df.h (df_inns_rescan_debug_internal): Declare.
8753 * gcse.c (alloc_hash_table): Estimate n_insns.
8754 (cprop_insn): Don't regard debug insns as changes.
8755 (bypass_conditional_jumps): Skip debug insns.
8756 (one_pre_gcse_pass): Adjust.
8757 (one_code_hoisting_pass): Likewise.
8758 (compute_ld_motion_mems): Skip debug insns.
8759 (one_cprop_pass): Adjust.
8760 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8761 (if_convertible_stmt_p): Handle debug stmts.
8762 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8763 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8764 * ira-build.c (create_bb_allocnos): Skip debug insns.
8765 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8766 (has_single_use): Likewise.
8767 (single_imm_use): Likewise.
8768 (num_imm_uses): Likewise.
8769 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8770 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8771 (create_outofssa_var_map): Likewise.
8772 * lower-subreg.c (adjust_decomposed_uses): New.
8773 (resolve_debug): New.
8774 (decompose_multiword_subregs): Use it.
8775 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8776 * emit-rtl.c: Include params.h.
8777 (cur_debug_insn_uid): Define.
8778 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8779 (copy_rtx_if_shared_1): Handle debug insns.
8780 (reset_used_flags): Likewise.
8781 (set_used_flags): LIkewise.
8782 (get_max_insn_count): New.
8783 (next_nondebug_insn): New.
8784 (prev_nondebug_insn): New.
8785 (make_debug_insn_raw): New.
8786 (emit_insn_before_noloc): Handle debug insns.
8787 (emit_jump_insn_before_noloc): Likewise.
8788 (emit_call_insn_before_noloc): Likewise.
8789 (emit_debug_insn_before_noloc): New.
8790 (emit_insn_after_noloc): Handle debug insns.
8791 (emit_jump_insn_after_noloc): Likewise.
8792 (emit_call_insn_after_noloc): Likewise.
8793 (emit_debug_insn_after_noloc): Likewise.
8794 (emit_insn_after): Take loc from earlier non-debug insn.
8795 (emit_jump_insn_after): Likewise.
8796 (emit_call_insn_after): Likewise.
8797 (emit_debug_insn_after_setloc): New.
8798 (emit_debug_insn_after): New.
8799 (emit_insn_before): Take loc from later non-debug insn.
8800 (emit_jump_insn_before): Likewise.
8801 (emit_call_insn_before): Likewise.
8802 (emit_debug_insn_before_setloc): New.
8803 (emit_debug_insn_before): New.
8804 (emit_insn): Handle debug insns.
8805 (emit_debug_insn): New.
8806 (emit_jump_insn): Handle debug insns.
8807 (emit_call_insn): Likewise.
8809 (init_emit): Take min-nondebug-insn-uid into account.
8810 Initialize cur_debug_insn_uid.
8811 (emit_copy_of_insn_after): Handle debug insns.
8812 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8813 location of single rhs in place.
8814 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8815 (floor_sdiv_adjust): New.
8816 (cell_sdiv_adjust): New.
8817 (cell_udiv_adjust): New.
8818 (round_sdiv_adjust): New.
8819 (round_udiv_adjust): New.
8820 (wrap_constant): Moved from cselib.
8821 (unwrap_constant): New.
8822 (expand_debug_expr): New.
8823 (expand_debug_locations): New.
8824 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8826 (gimple_expand_cfg): Expand debug locations.
8827 * cselib.c: Include tree-pass.h.
8828 (struct expand_value_data): New.
8829 (cselib_record_sets_hook): New.
8830 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8831 (cselib_clear_table): Move, and implemnet in terms of...
8832 (cselib_reset_table_with_next_value): ... this.
8833 (cselib_get_next_unknown_value): New.
8834 (discard_useless_locs): Don't discard preserved values.
8835 (cselib_preserve_value): New.
8836 (cselib_preserved_value_p): New.
8837 (cselib_preserve_definitely): New.
8838 (cselib_clear_preserve): New.
8839 (cselib_preserve_only_values): New.
8840 (new_cselib_val): Take rtx argument. Dump it in details.
8841 (cselib_lookup_mem): Adjust.
8842 (expand_loc): Take regs_active in struct. Adjust. Silence
8843 dumps unless details are requested.
8844 (cselib_expand_value_rtx_cb): New.
8845 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8846 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8847 without details. Copy more subregs. Try to resolve values
8848 using a callback. Wrap constants.
8849 (cselib_subst_to_values): Adjust.
8850 (cselib_log_lookup): New.
8851 (cselib_lookup): Call it.
8852 (cselib_invalidate_regno): Don't count preserved values as useless.
8853 (cselib_invalidate_mem): Likewise.
8854 (cselib_record_set): Likewise.
8855 (struct set): Renamed to cselib_set, moved to cselib.h.
8856 (cselib_record_sets): Adjust. Call hook.
8857 (cselib_process_insn): Reset table when it would be cleared.
8858 (dump_cselib_val): New.
8859 (dump_cselib_table): New.
8860 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8861 (remove_forwarder_block): Support moving debug stmts.
8862 * cselib.h (cselib_record_sets_hook): Declare.
8863 (cselib_expand_callback): New type.
8864 (cselib_expand_value_rtx_cb): Declare.
8865 (cselib_reset_table_with_next_value): Declare.
8866 (cselib_get_next_unknown_value): Declare.
8867 (cselib_preserve_value): Declare.
8868 (cselib_preserved_value_p): Declare.
8869 (cselib_preserve_only_values): Declare.
8870 (dump_cselib_table): Declare.
8871 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8872 (try_crossjump_to_edge): Likewise.
8873 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8874 dominated blocks when debug stmts are present.
8875 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8876 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8877 (set_var_live_on_entry): Likewise.
8878 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8879 * cfglayout.c (curr_location, last_location): Make static.
8880 (set_curr_insn_source_location): Don't avoid bouncing.
8881 (get_curr_insn_source_location): New.
8882 (get_curr_insn_block): New.
8883 (duplicate_insn_chain): Handle debug insns.
8884 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8886 * common.opt (fcompare-debug): Move to sort order.
8887 (fdump-unnumbered-links): Likewise.
8888 (fvar-tracking-assignments): New.
8889 (fvar-tracking-assignments-toggle): New.
8890 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8891 because of debug stmts.
8892 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8893 (eliminate_unnecessary_stmts): Walk dominated blocks before
8895 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8896 * ira.c (memref_used_between_p): Skip debug insns.
8897 (update_equiv_regs): Likewise.
8898 * sched-deps.c (sd_lists_size): Accept empty list.
8899 (sd_init_insn): Mark debug insns.
8900 (sd_finish_insn): Unmark them.
8901 (sd_add_dep): Reject non-debug deps on debug insns.
8902 (fixup_sched_groups): Give debug insns group treatment.
8904 (sched_analyze_reg): Don't mark debug insns for sched before call.
8905 (sched_analyze_2): Handle debug insns.
8906 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8908 (deps_analyze_insn): Handle debug insns.
8909 (deps_start_bb): Skip debug insns.
8910 (init_deps): Initialize last_debug_insn.
8911 * tree-ssa.c (target_for_debug_bind): New.
8912 (find_released_ssa_name): New.
8913 (propagate_var_def_into_debug_stmts): New.
8914 (propagate_defs_into_debug_stmts): New.
8915 (verify_ssa): Skip debug bind stmts without values.
8916 (warn_uninialized_vars): Skip debug stmts.
8917 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8918 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8919 (rtx_equal_p): Likewise.
8920 * ira-costs.c (scan_one_insn): Skip debug insns.
8921 (process_bb_node_for_hard_reg_moves): Likewise.
8922 * rtl.h (DEBUG_INSN_P): New.
8923 (NONDEBUG_INSN_P): New.
8924 (MAY_HAVE_DEBUG_INSNS): New.
8925 (INSN_P): Accept debug insns.
8926 (RTX_FRAME_RELATED_P): Likewise.
8927 (INSN_DELETED_P): Likewise
8928 (PAT_VAR_LOCATION_DECL): New.
8929 (PAT_VAR_LOCATION_LOC): New.
8930 (PAT_VAR_OCATION_STATUS): New.
8931 (NOTE_VAR_LOCATION_DECL): Reimplement.
8932 (NOTE_VAR_LOCATION_LOC): Likewise.
8933 (NOTE_VAR_LOCATION_STATUS): Likewise.
8934 (INSN_VAR_LOCATION): New.
8935 (INSN_VAR_LOCATION_DECL): New.
8936 (INSN_VAR_LOCATION_LOC): New.
8937 (INSN_VAR_LOCATION_STATUS): New.
8938 (gen_rtx_UNKNOWN_VAR_LOC): New.
8939 (VAR_LOC_UNKNOWN_P): New.
8940 (NOTE_DURING_CALL_P): New.
8941 (SCHED_GROUP_P): Accept debug insns.
8942 (emit_debug_insn_before): Declare.
8943 (emit_debug_insn_before_noloc): Declare.
8944 (emit_debug_insn_beore_setloc): Declare.
8945 (emit_debug_insn_after): Declare.
8946 (emit_debug_insn_after_noloc): Declare.
8947 (emit_debug_insn_after_setloc): Declare.
8948 (emit_debug_insn): Declare.
8949 (make_debug_insn_raw): Declare.
8950 (prev_nondebug_insn): Declare.
8951 (next_nondebug_insn): Declare.
8952 (delegitimize_mem_from_attrs): Declare.
8953 (get_max_insn_count): Declare.
8954 (wrap_constant): Declare.
8955 (unwrap_constant): Declare.
8956 (get_curr_insn_source_location): Declare.
8957 (get_curr_insn_block): Declare.
8958 * tree-inline.c (insert_debug_decl_map): New.
8959 (processing_debug_stmt): New.
8960 (remap_decl): Don't create new mappings in debug stmts.
8961 (remap_gimple_op_r): Don't add references in debug stmts.
8962 (copy_tree_body_r): Likewise.
8963 (remap_gimple_stmt): Handle debug bind stmts.
8964 (copy_bb): Skip debug stmts.
8965 (copy_edges_for_bb): Likewise.
8966 (copy_debug_stmt): New.
8967 (copy_debug_stmts): New.
8968 (copy_body): Copy debug stmts at the end.
8969 (insert_init_debug_bind): New.
8970 (insert_init_stmt): Take id. Skip and emit debug stmts.
8971 (setup_one_parameter): Remap variable earlier, register debug mapping.
8972 (estimate_num_insns): Skip debug stmts.
8973 (expand_call_inline): Preserve debug_map.
8974 (optimize_inline_calls): Check for no debug_stmts left-overs.
8975 (unsave_expr_now): Preserve debug_map.
8976 (copy_gimple_seq_and_replace_locals): Likewise.
8977 (tree_function_versioning): Check for no debug_stmts left-overs.
8978 Init and destroy debug_map as needed. Split edges unconditionally.
8979 (build_duplicate_type): Init and destroy debug_map as needed.
8980 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8981 (struct copy_body_data): Add debug_stmts and debug_map.
8982 * sched-int.h (struct ready_list): Add n_debug.
8983 (struct deps): Add last_debug_insn.
8984 (DEBUG_INSN_SCHED_P): New.
8985 (BOUNDARY_DEBUG_INSN_P): New.
8986 (SCHEDULE_DEBUG_INSN_P): New.
8987 (sd_iterator_cond): Accept empty list.
8988 * combine.c (create_log_links): Skip debug insns.
8989 (combine_instructions): Likewise.
8990 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8991 return value is always unshared.
8992 (struct rtx_subst_pair): New.
8993 (auto_adjust_pair): New.
8994 (propagate_for_debug_subst): New.
8995 (propagate_for_debug): New.
8996 (try_combine): Skip debug insns. Propagate removed defs into
8998 (next_nonnote_nondebug_insn): New.
8999 (distribute_notes): Use it. Skip debug insns.
9000 (distribute_links): Skip debug insns.
9001 * tree-outof-ssa.c (set_location_for_edge): Likewise.
9002 * resource.c (mark_target_live_regs): Likewise.
9003 * var-tracking.c: Include cselib.h and target.h.
9004 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
9006 (micro_operation_type_name): New.
9007 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
9008 (struct micro_operation_def): Update comments.
9009 (decl_or_value): New type. Use instead of decls.
9010 (struct emit_note_data_def): Add vars.
9011 (struct attrs_def): Use decl_or_value.
9012 (struct variable_tracking_info_def): Add permp, flooded.
9013 (struct location_chain_def): Update comment.
9014 (struct variable_part_def): Use decl_or_value.
9015 (struct variable_def): Make var_part a variable length array.
9017 (scratch_regs): New.
9018 (cselib_hook_called): New.
9019 (dv_is_decl_p): New.
9020 (dv_is_value_p): New.
9023 (dv_as_opaque): New.
9024 (dv_onepart_p): New.
9026 (IS_DECL_CODE): New.
9027 (check_value_is_not_decl): New.
9028 (dv_from_decl): New.
9029 (dv_from_value): New.
9030 (dv_htab_hash): New.
9031 (variable_htab_hash): Use it.
9032 (variable_htab_eq): Support values.
9033 (variable_htab_free): Free from the right pool.
9034 (attrs_list_member, attrs_list_insert): Use decl_or_value.
9035 (attrs_list_union): Adjust.
9036 (attrs_list_mpdv_union): New.
9037 (tie_break_pointers): New.
9038 (canon_value_cmp): New.
9039 (unshare_variable): Return possibly-modified slot.
9040 (vars_copy_1): Adjust.
9041 (var_reg_decl_set): Adjust. Split out of...
9042 (var_reg_set): ... this.
9043 (get_init_value): Adjust.
9044 (var_reg_delete_and_set): Adjust.
9045 (var_reg_delete): Adjust.
9046 (var_regno_delete): Adjust.
9047 (var_mem_decl_set): Split out of...
9048 (var_mem_set): ... this.
9049 (var_mem_delete_and_set): Adjust.
9050 (var_mem_delete): Adjust.
9054 (variable_union): Adjust. Speed up merge of 1-part vars.
9055 (variable_canonicalize): Use unshared slot.
9056 (VALUED_RECURSED_INTO): New.
9057 (find_loc_in_1pdv): New.
9058 (struct dfset_merge): New.
9059 (insert_into_intersection): New.
9060 (intersect_loc_chains): New.
9062 (canonicalize_loc_order_check): New.
9063 (canonicalize_values_mark): New.
9064 (canonicalize_values_star): New.
9065 (variable_merge_over_cur): New.
9066 (variable_merge_over_src): New.
9067 (dataflow_set_merge): New.
9068 (dataflow_set_equiv_regs): New.
9069 (remove_duplicate_values): New.
9070 (struct dfset_post_merge): New.
9071 (variable_post_merge_new_vals): New.
9072 (variable_post_merge_perm_vals): New.
9073 (dataflow_post_merge_adjust): New.
9074 (find_mem_expr_in_1pdv): New.
9075 (dataflow_set_preserve_mem_locs): New.
9076 (dataflow_set_remove_mem_locs): New.
9077 (dataflow_set_clear_at_call): New.
9078 (onepart_variable_different_p): New.
9079 (variable_different_p): Use it.
9080 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
9081 (track_expr_p): Add need_rtl parameter. Don't generate rtl
9083 (track_loc_p): Pass it true.
9084 (struct count_use_info): New.
9085 (find_use_val): New.
9086 (replace_expr_with_values): New.
9088 (use_type): New, partially split out of...
9089 (count_uses): ... this. Count new micro-ops.
9090 (count_uses_1): Adjust.
9091 (count_stores): Adjust.
9092 (count_with_sets): New.
9093 (VAL_NEEDS_RESOLUTION): New.
9094 (VAL_HOLDS_TRACK_EXPR): New.
9095 (VAL_EXPR_IS_COPIED): New.
9096 (VAL_EXPR_IS_CLOBBERED): New.
9097 (add_uses): Adjust. Generate new micro-ops.
9098 (add_uses_1): Adjust.
9099 (add_stores): Generate new micro-ops.
9100 (add_with_sets): New.
9101 (find_src_status): Adjust.
9102 (find_src_set_src): Adjust.
9103 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
9104 Handle new micro-ops. Canonicalize value equivalances.
9105 (vt_find_locations): Compute total size of hash tables for
9106 dumping. Perform merge for var-tracking-assignments. Don't
9107 disregard single-block loops.
9108 (dump_attrs_list): Handle decl_or_value.
9109 (dump_variable): Take variable. Deal with decl_or_value.
9110 (dump_variable_slot): New.
9111 (dump_vars): Use it.
9112 (dump_dataflow_sets): Adjust.
9113 (set_slot_part): New, extended to support one-part variables
9114 after splitting out of...
9115 (set_variable_part): ... this.
9116 (clobber_slot_part): New, split out of...
9117 (clobber_variable_part): ... this.
9118 (delete_slot_part): New, split out of...
9119 (delete_variable_part): .... this.
9120 (check_wrap_constant): New.
9121 (vt_expand_loc_callback): New.
9122 (vt_expand_loc): New.
9123 (emit_note_insn_var_location): Adjust. Handle values. Handle
9124 EMIT_NOTE_AFTER_CALL_INSN.
9125 (emit_notes_for_differences_1): Adjust. Handle values.
9126 (emit_notes_for_differences_2): Likewise.
9127 (emit_notes_for_differences): Adjust.
9128 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9129 Adjust. Handle new micro-ops.
9130 (vt_add_function_parameters): Adjust. Create and bind values.
9131 (vt_initialize): Adjust. Initialize scratch_regs and
9132 valvar_pool, flooded and perm.. Initialize and use cselib. Log
9133 operations. Move some code to count_with_sets and add_with_sets.
9134 (delete_debug_insns): New.
9135 (vt_debug_insns_local): New.
9136 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
9138 (var_tracking_main): If var-tracking-assignments is enabled
9139 but var-tracking isn't, delete debug insns and leave. Likewise
9140 if we exceed limits or fail the stack adjustments tests, and
9141 after all var-tracking processing.
9142 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
9143 (dataflow_set): Add traversed_vars.
9144 (value_chain, const_value_chain): New typedefs.
9145 (value_chain_pool, value_chains): New variables.
9146 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
9147 add_value_chains, add_cselib_value_chains, remove_value_chain,
9148 remove_value_chains, remove_cselib_value_chains): New functions.
9149 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
9150 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
9152 (shared_hash_find_slot_unshare, shared_hash_find_slot,
9153 shared_hash_find_slot_noinsert, shared_hash_find): Update.
9154 (dst_can_be_shared): New variable.
9155 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
9156 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
9157 different from set->vars, look up slot again instead of using the
9159 (dataflow_set_init): Initialize traversed_vars.
9160 (variable_union): Use shared_hash_*. Use initially NO_INSERT
9161 lookup if set->vars is shared. Don't keep slot cleared before
9162 calling unshare_variable. Unshare set->vars if needed. Adjust
9163 unshare_variable callers. Clear dst_can_be_shared if needed.
9164 Even ->refcount == 1 vars must be unshared if set->vars is shared
9165 and var needs to be modified.
9166 (dataflow_set_union): Set traversed_vars during canonicalization.
9167 (VALUE_CHANGED, DECL_CHANGED): Define.
9168 (set_dv_changed, dv_changed_p): New static inlines.
9169 (track_expr_p): Clear DECL_CHANGED.
9170 (dump_dataflow_sets): Set it.
9171 (variable_was_changed): Call set_dv_changed.
9172 (emit_note_insn_var_location): Likewise.
9173 (changed_variables_stack): New variable.
9174 (check_changed_vars_1, check_changed_vars_2): New functions.
9175 (emit_notes_for_changes): Do nothing if changed_variables is
9176 empty. Traverse changed_variables with check_changed_vars_1,
9177 call check_changed_vars_2 on each changed_variables_stack entry.
9178 (emit_notes_in_bb): Add SET argument. Just clear it at the
9179 beginning, use it instead of local &set, don't destroy it at the end.
9180 (vt_emit_notes): Call dataflow_set_clear early on all
9181 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
9182 computed set, dataflow_set_clear also VTI(bb)->in when we are
9183 done with the basic block. Initialize changed_variables_stack,
9184 free it afterwards. If ENABLE_CHECKING verify that after noting
9185 differences to an empty set value_chains hash table is empty.
9186 (vt_initialize): Initialize value_chains and value_chain_pool.
9187 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9188 (variable_tracking_main): Call dump_dataflow_sets before calling
9189 vt_emit_notes, not after it.
9190 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9191 (propagate_var_def_into_debug_stmts): Declare.
9192 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9193 (df_set_note): Reject debug insns.
9194 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9195 add notes to debug insns.
9196 (df_note_bb_compute): Adjust. Likewise.
9197 (df_simulate_uses): Skip debug insns.
9198 (df_simulate_initialize_backwards): Likewise.
9199 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9200 (subst_stack_regs_pat): Reject debug insns.
9201 (convert_regs_1): Handle debug insns.
9202 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9203 (print-rtl.o): Depend on cselib.h.
9204 (cselib.o): Depend on TREE_PASS_H.
9205 (var-tracking.o): Depend on cselib.h and TARGET_H.
9206 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9207 (init_ready_list): Skip boundary debug insns.
9208 (add_branch_dependences): Skip debug insns.
9209 (free_block_dependencies): Check for blocks with only debug insns.
9210 (compute_priorities): Likewise.
9211 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9212 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9214 (gimple_build_debug_bind_stat): New.
9215 (empty_body_p): Skip debug stmts.
9216 (gimple_has_side_effects): Likewise.
9217 (gimple_rhs_has_side_effects): Likewise.
9218 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9219 (gimple_build_debug_bind_stat): Declare.
9220 (gimple_build_debug_bind): Define.
9221 (is_gimple_debug): New.
9222 (gimple_debug_bind_p): New.
9223 (gimple_debug_bind_get_var): New.
9224 (gimple_debug_bind_get_value): New.
9225 (gimple_debug_bind_get_value_ptr): New.
9226 (gimple_debug_bind_set_var): New.
9227 (gimple_debug_bind_set_value): New.
9228 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9229 (gimple_debug_bind_reset_value): New.
9230 (gimple_debug_bind_has_value_p): New.
9231 (gsi_next_nondebug): New.
9232 (gsi_prev_nondebug): New.
9233 (gsi_start_nondebug_bb): New.
9234 (gsi_last_nondebug_bb): New.
9235 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9236 (print_insn): Handle DEBUG_INSN.
9237 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9238 of first insn prevail.
9239 (first_stmt): Skip debug stmts.
9240 (first_non_label_stmt): Likewise.
9241 (last_stmt): Likewise.
9242 (has_zero_uses_1): New.
9243 (single_imm_use_1): New.
9244 (verify_gimple_debug): New.
9245 (verify_types_in_gimple_stmt): Handle debug stmts.
9246 (verify_stmt): Likewise.
9247 (debug_loop_num): Skip debug stmts.
9248 (remove_edge_and_dominated_blocks): Remove dominators last.
9249 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9250 (linearize_expr): Likewise.
9251 * config/i386/i386.c (ix86_delegitimize_address): Call
9252 default implementation.
9253 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9254 (group_barrier_needed): Skip debug insns.
9255 (emit_insn_group_barriers): Likewise.
9256 (emit_all_insn_group_barriers): Likewise.
9257 (ia64_variable_issue): Handle debug insns.
9258 (ia64_dfa_new_cycle): Likewise.
9259 (final_emit_insn_group_barriers): Skip debug insns.
9260 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9261 def cfa without frame.
9262 (process_set): Likewise.
9263 (process_for_unwind_directive): Pass frame on.
9264 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9265 (rs6000_delegitimize_address): New.
9266 (rs6000_debug_adjust_cost): Handle debug insns.
9267 (is_microcoded_insn): Likewise.
9268 (is_cracked_insn): Likewise.
9269 (is_nonpipeline_insn): Likewise.
9270 (insn_must_be_first_in_group): Likewise.
9271 (insn_must_be_last_in_group): Likewise.
9272 (force_new_group): Likewise.
9273 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9274 contains only debug insns.
9275 (rtl_merge_blocks): Skip debug insns.
9276 (purge_dead_edges): Likewise.
9277 (rtl_block_ends_with_call_p): Skip debug insns.
9278 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
9279 (mark_reg_dependencies): Skip debug insns.
9280 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
9281 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
9282 * tree-ssa-threadedge.c
9283 (record_temporary_equivalences_from_stmts): Skip debug stmts.
9284 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
9285 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
9286 (copyprop_hardreg_forward_1): Handle debug insns.
9287 * reload1.c (reload): Skip debug insns. Replace unassigned
9288 pseudos in debug insns with their equivalences.
9289 (eliminate_regs_in_insn): Skip debug insns.
9290 (emit_input_reload_insns): Skip debug insns at first, adjust
9292 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
9293 (get_indirect_ref_operands): Pass opf_no_vops on.
9294 (get_expr_operands): Likewise. Skip debug stmts.
9295 (parse_ssa_operands): Scan debug insns with opf_no_vops.
9297 2009-09-01 Richard Henderson <rth@redhat.com>
9299 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
9300 stmt_ends_pp_p statements at least once.
9301 * tree-vrp.c (vrp_initialize): Likewise.
9302 (vrp_visit_stmt): Be prepared for non-interesting stmts.
9304 2009-09-01 Dodji Seketeli <dodji@redhat.com>
9307 Fix AIX bootstrap after PR debug/30161
9308 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
9309 that is a GNU extension.
9310 (tmpl_value_parm_die_table): Move the definition of this global
9311 outside #ifdef DWARF2_DEBUGGING_INFO region.
9313 2009-09-01 Richard Guenther <rguenther@suse.de>
9315 * tree.c (tree_expr_size): New function.
9316 * tree.h (tree_expr_size): Declare.
9317 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9318 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9319 * langhooks.c (lhd_expr_size): Remove.
9320 * langhooks.h (struct lang_hooks): Remove expr_size.
9321 * explow.c (expr_size): Use tree_expr_size.
9322 (int_expr_size): Likewise.
9323 * langhooks-def.h (lhd_expr_size): Remove.
9324 (LANG_HOOKS_EXPR_SIZE): Likewise.
9325 (LANG_HOOKS_INITIALIZER): Adjust.
9327 2009-09-01 Richard Guenther <rguenther@suse.de>
9329 * tree-flow.h (mark_addressable): Move declaration ...
9330 * tree.h (mark_addressable): ... here.
9331 * stmt.c (expand_asm_operands): Use mark_addressable, not
9332 lang_hooks.mark_addressable.
9333 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9334 LANG_HOOKS_MARK_ADDRESSABLE.
9335 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9336 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9338 2009-08-31 Chris Demetriou <cgd@google.com>
9340 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9341 vectorize if not TARGET_SSE2.
9343 2009-08-31 DJ Delorie <dj@redhat.com>
9345 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9346 registers if no coprocessor is enabled.
9348 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9351 * cgraph.h (cgraph_get_node): Declare ...
9352 * cgraph.c (cgraph_get_node): ... new function.
9353 * dwarf2out.c (gen_generic_params_dies,
9354 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9355 make_ith_pack_parameter_name,
9356 append_entry_to_tmpl_value_parm_die_table,
9357 gen_remaining_tmpl_value_param_die_attribute): New functions.
9358 (gen_subprogram_die): Generate debug info for template parameters
9359 if debug info level is higher than DINFO_LEVEL_TERSE.
9360 Use tree_add_const_value_attribute_for_decl instead of
9361 tree_add_const_value_attribute.
9362 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9363 instead of tree_add_const_value_attribute.
9364 (gen_struct_or_union_type_die): Generate debug
9365 info for template parameters if debug info level is higher than
9367 (tree_add_const_value_attribute): Handle integral and pointer
9368 constants. Update comment.
9369 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9370 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9371 (reference_to_unused): Fix thinko. Remove redundant predicates from
9373 (tree_add_const_value_attribute): Make this work for constant
9375 tree_add_const_value_attribute_for_decl is to be used for variable
9377 (add_location_or_const_value_attribute): Use
9378 tree_add_const_value_attribute_for_decl now.
9379 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9380 DW_TAG_template_value_param DIEs after function DIEs have been
9382 * langhooks.h (lang_hooks_for_types): Add
9383 get_argument_pack_elems.
9384 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9385 (lang_hooks): Added get_innermost_generic_parms,
9386 get_innermost_generic_args.
9387 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9388 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9389 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9390 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9392 2009-08-31 DJ Delorie <dj@redhat.com>
9394 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9395 it once we start generating the prologue or epilogue.
9396 (mep_call_saves_register): If the frame is locked, re-use
9398 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9399 (mep_expand_prologue): Call it.
9400 (mep_expand_epilogue): Likewise.
9401 (mep_start_function): Use the same logic as mep_expand_prologue.
9402 (mep_pass_by_reference): Make logic more readable.
9403 (mep_return_in_memory): Zero-sized objects are passed in memory.
9404 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9406 2009-08-31 Richard Guenther <rguenther@suse.de>
9408 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9409 to query if the memory regions for memmove overlap.
9410 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9411 asserts on pointers, instead deal with odd trees.
9412 (ptr_derefs_may_alias_p): Likewise.
9413 (refs_may_alias_p_1): Constructor bases also never alias.
9415 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9417 * doc/install.texi (Final install): Adjust reference on where to
9418 order printed manuals.
9420 2009-08-30 Olivier Hainque <hainque@adacore.com>
9422 * dwarf2out.c (switch_to_frame_table_section): Move
9423 definition prior to first use.
9425 2009-08-30 Richard Guenther <rguenther@suse.de>
9427 PR tree-optimization/41186
9428 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9429 (ao_ref_init_from_ptr_and_size): New function.
9430 (ref_maybe_used_by_call_p_1): Be more precise tracking
9431 used ranges for builtin functions.
9432 (ref_maybe_used_by_call_p): Adjust.
9433 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9434 ranges for builtin functions.
9435 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9437 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9440 * fwprop.c (get_reg_use_in): Delete.
9441 (free_load_extend): New function.
9442 (forward_propagate_subreg): Use it.
9444 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9446 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9448 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9451 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9454 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9456 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9457 fini or fini_array section.
9459 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9461 * graphite-dependences.c (graphite_legal_transform_bb): Call
9462 pbb_remove_duplicate_pdrs.
9463 * graphite-poly.c (can_collapse_pdr): Removed.
9464 (pdr_find_duplicate): Removed.
9465 (can_collapse_pdrs): New.
9466 (pbb_remove_duplicate_pdrs): New.
9467 (new_poly_dr): Do not look for duplicates.
9468 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9469 (PBB_PDR_DUPLICATES_REMOVED): New.
9470 (pbb_remove_duplicate_pdrs): Declared.
9472 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9474 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9475 the strides by multiplying by PDR_NB_REFS.
9476 * graphite-poly.c (can_collapse_pdr): New.
9477 (pdr_find_duplicate): New.
9478 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9479 Initialize PDR_NB_REFS.
9480 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9482 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9484 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9487 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9490 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9492 * graphite-dependences.c (pddr_original_scattering): Return NULL
9493 for read-read dependence relations.
9494 * graphite-poly.h (enum poly_dr_type): Fix comment.
9497 (pdr_may_write_p): New.
9499 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9501 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9502 (struct poly_dr): Same.
9503 (new_poly_dr): Same.
9504 * graphite-poly.c (new_poly_dr): Same.
9505 * graphite-dependences.c (dot_deps): Disable call to system.
9507 2009-08-28 Cary Coutant <ccoutant@google.com>
9510 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9511 struct/union/enum types local to a function.
9513 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9514 Sebastian Pop <sebastian.pop@amd.com>
9516 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9517 pbb_strip_mine_time_depth. Changed the implementation so that
9518 transformation is expressed as a transformation on
9519 time (scatttering) dimensions. Also, ensures that the 2d+1
9520 scheduling format is preserved.
9521 (pbb_strip_mine_profitable_p): Profitability is based on the
9522 iteration number of a given time (scattering) dimension,
9523 and not on a original loop depth dimension.
9524 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9525 (pbb_do_strip_mine): Call psct_dynamic_dim.
9526 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9527 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9528 (pbb_nb_dynamic_scattering_transform): New.
9529 (psct_dynamic_dim): New.
9531 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9533 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9534 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9535 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9536 * graphite-interchange.c (build_linearized_memory_access): Same.
9537 (memory_stride_in_loop): Same.
9539 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9541 * graphite-dependences.c (pddr_original_scattering): New.
9542 (graphite_legal_transform_dr): Call pddr_original_scattering.
9545 * graphite-dependences.h (dot_deps): Declared.
9546 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9547 (print_pdr): Print PDR_ID.
9548 * graphite-poly.h (struct poly_dr): Add field id.
9551 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9553 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9555 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9556 not delete the original dependence relation.
9558 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9560 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9561 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9562 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9563 (free_poly_ddr): New.
9564 (pddr_is_empty): New.
9565 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9566 (dependence_polyhedron): Same. Remove useless gcc_assert.
9568 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9569 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9570 * graphite-dependences.h (enum poly_dependence_kind): New.
9571 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9572 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9573 (PDRP_SINK): Renamed PDDR_SINK.
9574 (PDRP_DDP): Renamed PDDR_DDP.
9576 (free_poly_ddr): Declared.
9577 * graphite-poly.c (new_scop): Use the new hash function names.
9578 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9579 into original_pddrs.
9580 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9582 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9584 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9585 bounds with LT_EXPR to make niter analysis more precise on code
9586 generated by Graphite.
9588 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9590 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9591 (graphite_legal_transform_bb): Same.
9592 (poly_drs_may_alias_p): Same.
9594 2009-08-28 Richard Guenther <rguenther@suse.de>
9596 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9598 2009-08-28 Jan Beulich <jbeulich@novell.com>
9600 * config/i386/netware.c: Include langhooks.h.
9601 (i386_nlm_encode_section_info): Simplify.
9602 (netware_override_options): Delete.
9603 * config/i386/netware.h (netware_override_options): Delete
9605 (OVERRIDE_OPTIONS): Delete definition.
9606 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9607 (ASM_COMMENT_START): Define.
9608 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9610 2009-08-28 Jan Beulich <jbeulich@novell.com>
9612 * configure.ac: For in-tree ld, do a plain version check to
9613 determine whether comdat groups are supported.
9614 * configure: Regenerate.
9616 2009-08-28 Olivier Hainque <hainque@adacore.com>
9618 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9619 always defined. Reflect definition or absence of such for
9620 COLLECT_EXPORT_LIST. Readability helper.
9621 (scanfilter): New enum, to help control what symbols
9622 are to be considered or ignored by scan_prog_file.
9623 (enum pass): Rename as "scanpass", moved together with scanfilter
9624 prior to scan_prog_file's prototype.
9625 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9626 Group prototype with the scanpass/scanfilter definitions, factorize
9627 head comments for the several implementations at the prototype.
9628 (main): Reorganize the first pass link control to let AIX
9629 drag only the needed frame tables in executables. Prevent
9630 frame tables collection during the scan aimed at static ctors.
9631 Pre-link and scan for frame tables later to compensate.
9632 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9633 A C statement to issue assembly directives that create a reference
9634 to the given DWARF table identifier label from the current function
9636 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9637 to differentiate first time section entry. Only emit a .data
9638 tables start identifier label the first time around.
9639 (switch_to_frame_table_section): New function. Helper for
9640 output_call_frame_info to switch possibly BACK into the eh_frame
9641 or the debug_frame section depending on FOR_EH.
9642 (output_call_frame_info): Use helper to first enter the proper
9644 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9645 emit a link to the frame table start label from each function
9647 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9648 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9649 * config/rs6000/rs6000-protos.h: Declare it.
9650 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9652 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9654 * config/sh/sh.c (split_branches): Check the result of
9657 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9659 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9660 using -pthread -fopenmp
9662 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9664 * doc/service.texi (service directory): Update URL.
9666 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9668 PR rtl-optimization/40861
9669 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9670 extract word from a multi-word subreg for negative byte positions.
9672 2009-08-27 Tristan Gingold <gingold@adacore.com>
9673 Douglas B Rupp <rupp@gnat.com>
9675 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9676 (SECTION_VMS_OVERLAY): Define.
9677 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9679 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9681 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9682 common_object declarations.
9683 (ia64_section_type_flags): Set section flag for common_object.
9684 * config/ia64/ia64-protos.h
9685 (ia64_vms_output_aligned_decl_common): Declare.
9686 (ia64_vms_elf_asm_named_section): Declare.
9688 2009-08-27 Michael Matz <matz@suse.de>
9690 * expr.c (expand_expr_real_2): New function taking exploded
9691 unary or binary expression, split out from ...
9692 (expand_expr_real_1): ... here. Move over all unary/binary
9693 switch parts to above function, in particular these codes:
9694 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9695 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9696 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9697 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9698 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9699 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9700 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9701 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9702 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9703 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9704 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9705 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9706 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9707 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9708 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9709 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9710 VEC_PACK_FIX_TRUNC_EXPR.
9711 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9714 2009-08-27 Richard Guenther <rguenther@suse.de>
9716 * gengtype.c (main): Handle uint64_t.
9717 * ipa-utils.c (get_base_var): Indent properly.
9718 * tree-ssa-live.c (debug_scope_block): New function.
9719 * tree-flow.h (debug_scope_block): Declare.
9720 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9721 * basic-block.h (enum profile_status): Rename to
9722 enum profile_status_d.
9723 (x_profile_status): Adjust type.
9725 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9728 * dwarf2out.c (get_context_die): Declare this static function.
9729 (gen_type_die_with_usage): Make sure a DIE is a generated for
9730 the context of a typedef.
9732 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9734 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9737 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9739 * config/mips/mips-protos.h (mips_output_sync): Declare.
9740 (mips_sync_loop_insns): Likewise.
9741 (mips_output_sync_loop): Replace first two parameters with an rtx.
9742 * config/mips/mips.c (mips_multi_member): New structure.
9743 (mips_multi_members): New variable.
9744 (mips_multi_start): New function.
9745 (mips_multi_add): Likewise.
9746 (mips_multi_add_insn): Likewise.
9747 (mips_multi_add_label): Likewise.
9748 (mips_multi_last_index): Likewise.
9749 (mips_multi_copy_insn): Likewise.
9750 (mips_multi_set_operand): Likewise.
9751 (mips_multi_write): Likewise.
9752 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9753 (mips_init_print_operand_punct): Update accordingly.
9754 (mips_start_ll_sc_sync_block): New function.
9755 (mips_end_ll_sc_sync_block): Likewise.
9756 (mips_output_sync): Likewise.
9757 (mips_sync_insn1_template): Likewise.
9758 (mips_sync_insn2_template): Likewise.
9759 (mips_get_sync_operand): Likewise.
9760 (mips_process_sync_loop): Likewise.
9761 (mips_output_sync_loop): Use mips_process_sync_loop.
9762 (mips_sync_loop_insns): New function.
9763 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9764 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9765 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9766 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9767 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9768 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9769 (MIPS_SYNC_OLD_OP_12): Likewise.
9770 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9771 (MIPS_SYNC_NEW_OP_12): Likewise.
9772 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9773 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9774 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9775 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9776 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9777 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9778 * config/mips/mips.md (sync_mem): New attribute.
9779 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9780 (sync_exclusive_mask, sync_required_oldval): Likewise.
9781 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9782 (sync_release_barrier): Likewise.
9783 (length): Handle sync loops.
9784 (sync): Use mips_output_sync.
9785 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9786 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9787 and use mips_output_sync_loop.
9788 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9789 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9790 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9791 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9792 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9793 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9794 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9795 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9796 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9798 2009-08-26 Richard Guenther <rguenther@suse.de>
9801 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9802 the types to not match.
9803 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9805 * tree-ssa.c (useless_type_conversion_p): Conversions to
9806 pointers to unprototyped functions are useless.
9808 2009-08-26 Richard Guenther <rguenther@suse.de>
9810 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9811 whole-program condition, prepare to be called for non-globals.
9812 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9813 params build a representative with known type and track its fields.
9815 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9817 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9818 clearing by a taken branch.
9819 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9820 effectively after bbro pass.
9821 (sync_nand<mode>): Ditto.
9822 (sync_old_<fetchop_name><mode>): Ditto.
9823 (sync_old_nand<mode>): Ditto.
9824 (sync_new_<fetchop_name><mode>): Dito.
9825 (sync_new_nand<mode>): Ditto.
9826 (sync_compare_and_swap<mode>_1): Ditto.
9827 (*sync_compare_and_swap<mode>): Ditto.
9828 (sync_lock_test_and_set<mode>_1): Ditto.
9829 ("sync_lock_test_and_set<mode>): Ditto.
9831 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9833 * hwint.h (HOST_LONG_FORMAT): New macro
9834 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9835 Use HOST_PTR_PRINTF.
9836 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9837 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9838 (HOST_PTR_PRINTF): Document.
9840 2009-08-25 Jan Hubicka <jh@suse.cz>
9842 * config/i386/bmmintrin.h: Replace by #error.
9845 Michael Meissner <michael.meissner@amd.com>
9846 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9847 Tony Linthicum <tony.linthicum@amd.com>
9849 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9850 (TARGET_ROUND): New macro for the round/ptest instructions which
9851 are shared between SSE4.1 and SSE5.
9852 (OPTION_MASK_ISA_ROUND): Ditto.
9853 (OPTION_ISA_ROUND): Ditto.
9854 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9855 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9857 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9858 (-mfused-madd): New switch to give users control over whether the
9859 compiler optimizes to use the multiply/add SSE5 instructions.
9861 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9862 (ix86_handle_option): Turn off 3dnow if -msse5.
9863 (override_options): Add SSE5 support.
9864 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9866 (ix86_expand_sse_movcc): Add SSE5 support.
9867 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9868 vector type to the next largest size.
9869 (ix86_expand_sse5_pack): New function to use pperm to pack a
9870 vector type to the next smallest size.
9871 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9872 (IX86_BUILTIN_FMADDSD): Ditto.
9873 (IX86_BUILTIN_FMADDPS): Ditto.
9874 (IX86_BUILTIN_FMADDPD): Ditto.
9875 (IX86_BUILTIN_FMSUBSS): Ditto.
9876 (IX86_BUILTIN_FMSUBSD): Ditto.
9877 (IX86_BUILTIN_FMSUBPS): Ditto.
9878 (IX86_BUILTIN_FMSUBPD): Ditto.
9879 (IX86_BUILTIN_FNMADDSS): Ditto.
9880 (IX86_BUILTIN_FNMADDSD): Ditto.
9881 (IX86_BUILTIN_FNMADDPS): Ditto.
9882 (IX86_BUILTIN_FNMADDPD): Ditto.
9883 (IX86_BUILTIN_FNMSUBSS): Ditto.
9884 (IX86_BUILTIN_FNMSUBSD): Ditto.
9885 (IX86_BUILTIN_FNMSUBPS): Ditto.
9886 (IX86_BUILTIN_FNMSUBPD): Ditto.
9887 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9888 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9889 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9890 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9891 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9892 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9893 (IX86_BUILTIN_PPERM): Ditto.
9894 (IX86_BUILTIN_PERMPS): Ditto.
9895 (IX86_BUILTIN_PERMPD): Ditto.
9896 (IX86_BUILTIN_PMACSSWW): Ditto.
9897 (IX86_BUILTIN_PMACSWW): Ditto.
9898 (IX86_BUILTIN_PMACSSWD): Ditto.
9899 (IX86_BUILTIN_PMACSWD): Ditto.
9900 (IX86_BUILTIN_PMACSSDD): Ditto.
9901 (IX86_BUILTIN_PMACSDD): Ditto.
9902 (IX86_BUILTIN_PMACSSDQL): Ditto.
9903 (IX86_BUILTIN_PMACSSDQH): Ditto.
9904 (IX86_BUILTIN_PMACSDQL): Ditto.
9905 (IX86_BUILTIN_PMACSDQH): Ditto.
9906 (IX86_BUILTIN_PMADCSSWD): Ditto.
9907 (IX86_BUILTIN_PMADCSWD): Ditto.
9908 (IX86_BUILTIN_PHADDBW): Ditto.
9909 (IX86_BUILTIN_PHADDBD): Ditto.
9910 (IX86_BUILTIN_PHADDBQ): Ditto.
9911 (IX86_BUILTIN_PHADDWD): Ditto.
9912 (IX86_BUILTIN_PHADDWQ): Ditto.
9913 (IX86_BUILTIN_PHADDDQ): Ditto.
9914 (IX86_BUILTIN_PHADDUBW): Ditto.
9915 (IX86_BUILTIN_PHADDUBD): Ditto.
9916 (IX86_BUILTIN_PHADDUBQ): Ditto.
9917 (IX86_BUILTIN_PHADDUWD): Ditto.
9918 (IX86_BUILTIN_PHADDUWQ): Ditto.
9919 (IX86_BUILTIN_PHADDUDQ): Ditto.
9920 (IX86_BUILTIN_PHSUBBW): Ditto.
9921 (IX86_BUILTIN_PHSUBWD): Ditto.
9922 (IX86_BUILTIN_PHSUBDQ): Ditto.
9923 (IX86_BUILTIN_PROTB): Ditto.
9924 (IX86_BUILTIN_PROTW): Ditto.
9925 (IX86_BUILTIN_PROTD): Ditto.
9926 (IX86_BUILTIN_PROTQ): Ditto.
9927 (IX86_BUILTIN_PROTB_IMM): Ditto.
9928 (IX86_BUILTIN_PROTW_IMM): Ditto.
9929 (IX86_BUILTIN_PROTD_IMM): Ditto.
9930 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9931 (IX86_BUILTIN_PSHLB): Ditto.
9932 (IX86_BUILTIN_PSHLW): Ditto.
9933 (IX86_BUILTIN_PSHLD): Ditto.
9934 (IX86_BUILTIN_PSHLQ): Ditto.
9935 (IX86_BUILTIN_PSHAB): Ditto.
9936 (IX86_BUILTIN_PSHAW): Ditto.
9937 (IX86_BUILTIN_PSHAD): Ditto.
9938 (IX86_BUILTIN_PSHAQ): Ditto.
9939 (IX86_BUILTIN_FRCZSS): Ditto.
9940 (IX86_BUILTIN_FRCZSD): Ditto.
9941 (IX86_BUILTIN_FRCZPS): Ditto.
9942 (IX86_BUILTIN_FRCZPD): Ditto.
9943 (IX86_BUILTIN_CVTPH2PS): Ditto.
9944 (IX86_BUILTIN_CVTPS2PH): Ditto.
9945 (IX86_BUILTIN_COMEQSS): Ditto.
9946 (IX86_BUILTIN_COMNESS): Ditto.
9947 (IX86_BUILTIN_COMLTSS): Ditto.
9948 (IX86_BUILTIN_COMLESS): Ditto.
9949 (IX86_BUILTIN_COMGTSS): Ditto.
9950 (IX86_BUILTIN_COMGESS): Ditto.
9951 (IX86_BUILTIN_COMUEQSS): Ditto.
9952 (IX86_BUILTIN_COMUNESS): Ditto.
9953 (IX86_BUILTIN_COMULTSS): Ditto.
9954 (IX86_BUILTIN_COMULESS): Ditto.
9955 (IX86_BUILTIN_COMUGTSS): Ditto.
9956 (IX86_BUILTIN_COMUGESS): Ditto.
9957 (IX86_BUILTIN_COMORDSS): Ditto.
9958 (IX86_BUILTIN_COMUNORDSS): Ditto.
9959 (IX86_BUILTIN_COMFALSESS): Ditto.
9960 (IX86_BUILTIN_COMTRUESS): Ditto.
9961 (IX86_BUILTIN_COMEQSD): Ditto.
9962 (IX86_BUILTIN_COMNESD): Ditto.
9963 (IX86_BUILTIN_COMLTSD): Ditto.
9964 (IX86_BUILTIN_COMLESD): Ditto.
9965 (IX86_BUILTIN_COMGTSD): Ditto.
9966 (IX86_BUILTIN_COMGESD): Ditto.
9967 (IX86_BUILTIN_COMUEQSD): Ditto.
9968 (IX86_BUILTIN_COMUNESD): Ditto.
9969 (IX86_BUILTIN_COMULTSD): Ditto.
9970 (IX86_BUILTIN_COMULESD): Ditto.
9971 (IX86_BUILTIN_COMUGTSD): Ditto.
9972 (IX86_BUILTIN_COMUGESD): Ditto.
9973 (IX86_BUILTIN_COMORDSD): Ditto.
9974 (IX86_BUILTIN_COMUNORDSD): Ditto.
9975 (IX86_BUILTIN_COMFALSESD): Ditto.
9976 (IX86_BUILTIN_COMTRUESD): Ditto.
9977 (IX86_BUILTIN_COMEQPS): Ditto.
9978 (IX86_BUILTIN_COMNEPS): Ditto.
9979 (IX86_BUILTIN_COMLTPS): Ditto.
9980 (IX86_BUILTIN_COMLEPS): Ditto.
9981 (IX86_BUILTIN_COMGTPS): Ditto.
9982 (IX86_BUILTIN_COMGEPS): Ditto.
9983 (IX86_BUILTIN_COMUEQPS): Ditto.
9984 (IX86_BUILTIN_COMUNEPS): Ditto.
9985 (IX86_BUILTIN_COMULTPS): Ditto.
9986 (IX86_BUILTIN_COMULEPS): Ditto.
9987 (IX86_BUILTIN_COMUGTPS): Ditto.
9988 (IX86_BUILTIN_COMUGEPS): Ditto.
9989 (IX86_BUILTIN_COMORDPS): Ditto.
9990 (IX86_BUILTIN_COMUNORDPS): Ditto.
9991 (IX86_BUILTIN_COMFALSEPS): Ditto.
9992 (IX86_BUILTIN_COMTRUEPS): Ditto.
9993 (IX86_BUILTIN_COMEQPD): Ditto.
9994 (IX86_BUILTIN_COMNEPD): Ditto.
9995 (IX86_BUILTIN_COMLTPD): Ditto.
9996 (IX86_BUILTIN_COMLEPD): Ditto.
9997 (IX86_BUILTIN_COMGTPD): Ditto.
9998 (IX86_BUILTIN_COMGEPD): Ditto.
9999 (IX86_BUILTIN_COMUEQPD): Ditto.
10000 (IX86_BUILTIN_COMUNEPD): Ditto.
10001 (IX86_BUILTIN_COMULTPD): Ditto.
10002 (IX86_BUILTIN_COMULEPD): Ditto.
10003 (IX86_BUILTIN_COMUGTPD): Ditto.
10004 (IX86_BUILTIN_COMUGEPD): Ditto.
10005 (IX86_BUILTIN_COMORDPD): Ditto.
10006 (IX86_BUILTIN_COMUNORDPD): Ditto.
10007 (IX86_BUILTIN_COMFALSEPD): Ditto.
10008 (IX86_BUILTIN_COMTRUEPD): Ditto.
10009 (IX86_BUILTIN_PCOMEQUB): Ditto.
10010 (IX86_BUILTIN_PCOMNEUB): Ditto.
10011 (IX86_BUILTIN_PCOMLTUB): Ditto.
10012 (IX86_BUILTIN_PCOMLEUB): Ditto.
10013 (IX86_BUILTIN_PCOMGTUB): Ditto.
10014 (IX86_BUILTIN_PCOMGEUB): Ditto.
10015 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
10016 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
10017 (IX86_BUILTIN_PCOMEQUW): Ditto.
10018 (IX86_BUILTIN_PCOMNEUW): Ditto.
10019 (IX86_BUILTIN_PCOMLTUW): Ditto.
10020 (IX86_BUILTIN_PCOMLEUW): Ditto.
10021 (IX86_BUILTIN_PCOMGTUW): Ditto.
10022 (IX86_BUILTIN_PCOMGEUW): Ditto.
10023 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
10024 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
10025 (IX86_BUILTIN_PCOMEQUD): Ditto.
10026 (IX86_BUILTIN_PCOMNEUD): Ditto.
10027 (IX86_BUILTIN_PCOMLTUD): Ditto.
10028 (IX86_BUILTIN_PCOMLEUD): Ditto.
10029 (IX86_BUILTIN_PCOMGTUD): Ditto.
10030 (IX86_BUILTIN_PCOMGEUD): Ditto.
10031 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
10032 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
10033 (IX86_BUILTIN_PCOMEQUQ): Ditto.
10034 (IX86_BUILTIN_PCOMNEUQ): Ditto.
10035 (IX86_BUILTIN_PCOMLTUQ): Ditto.
10036 (IX86_BUILTIN_PCOMLEUQ): Ditto.
10037 (IX86_BUILTIN_PCOMGTUQ): Ditto.
10038 (IX86_BUILTIN_PCOMGEUQ): Ditto.
10039 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
10040 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
10041 (IX86_BUILTIN_PCOMEQB): Ditto.
10042 (IX86_BUILTIN_PCOMNEB): Ditto.
10043 (IX86_BUILTIN_PCOMLTB): Ditto.
10044 (IX86_BUILTIN_PCOMLEB): Ditto.
10045 (IX86_BUILTIN_PCOMGTB): Ditto.
10046 (IX86_BUILTIN_PCOMGEB): Ditto.
10047 (IX86_BUILTIN_PCOMFALSEB): Ditto.
10048 (IX86_BUILTIN_PCOMTRUEB): Ditto.
10049 (IX86_BUILTIN_PCOMEQW): Ditto.
10050 (IX86_BUILTIN_PCOMNEW): Ditto.
10051 (IX86_BUILTIN_PCOMLTW): Ditto.
10052 (IX86_BUILTIN_PCOMLEW): Ditto.
10053 (IX86_BUILTIN_PCOMGTW): Ditto.
10054 (IX86_BUILTIN_PCOMGEW): Ditto.
10055 (IX86_BUILTIN_PCOMFALSEW): Ditto.
10056 (IX86_BUILTIN_PCOMTRUEW): Ditto.
10057 (IX86_BUILTIN_PCOMEQD): Ditto.
10058 (IX86_BUILTIN_PCOMNED): Ditto.
10059 (IX86_BUILTIN_PCOMLTD): Ditto.
10060 (IX86_BUILTIN_PCOMLED): Ditto.
10061 (IX86_BUILTIN_PCOMGTD): Ditto.
10062 (IX86_BUILTIN_PCOMGED): Ditto.
10063 (IX86_BUILTIN_PCOMFALSED): Ditto.
10064 (IX86_BUILTIN_PCOMTRUED): Ditto.
10065 (IX86_BUILTIN_PCOMEQQ): Ditto.
10066 (IX86_BUILTIN_PCOMNEQ): Ditto.
10067 (IX86_BUILTIN_PCOMLTQ): Ditto.
10068 (IX86_BUILTIN_PCOMLEQ): Ditto.
10069 (IX86_BUILTIN_PCOMGTQ): Ditto.
10070 (IX86_BUILTIN_PCOMGEQ): Ditto.
10071 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
10072 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
10073 (enum multi_arg_type): New enum for describing the various SSE5
10074 intrinsic argument types.
10075 (bdesc_multi_arg): New table for SSE5 intrinsics.
10076 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
10077 (ix86_expand_multi_arg_builtin): New function for creating SSE5
10079 (ix86_expand_builtin): Add SSE5 intrinsic support.
10080 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
10081 operand instructions.
10082 (ix86_expand_sse5_multiple_memory): New function to split the
10083 second memory reference from SSE5 instructions.
10084 (type_has_variadic_args_p): Delete in favor of stdarg_p.
10085 (ix86_return_pops_args): Use stdarg_p to determine if the function
10086 has variable arguments.
10087 (ix86_setup_incoming_varargs): Ditto.
10088 (x86_this_parameter): Ditto.
10090 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
10092 (ix86_expand_sse5_pack): Ditto.
10093 (ix86_sse5_valid_op_p): Ditto.
10094 (ix86_expand_sse5_multiple_memory): Ditto.
10096 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
10097 constant for SSE5 support.
10098 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
10099 (UNSPEC_SSE5_TRUEFALSE): Ditto.
10100 (UNSPEC_SSE5_PERMUTE): Ditto.
10101 (UNSPEC_SSE5_ASHIFT): Ditto.
10102 (UNSPEC_SSE5_LSHIFT): Ditto.
10103 (UNSPEC_FRCZ): Ditto.
10104 (UNSPEC_CVTPH2PS): Ditto.
10105 (UNSPEC_CVTPS2PH): Ditto.
10106 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
10107 (PCOM_TRUE): Ditto.
10108 (COM_FALSE_S): Ditto.
10109 (COM_FALSE_P): Ditto.
10110 (COM_TRUE_S): Ditto.
10111 (COM_TRUE_P): Ditto.
10112 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
10113 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
10115 (memory attribute): Ditto.
10116 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10117 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
10118 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10119 (floor<mode>2): Ditto.
10120 (ceil<mode>2): Ditto.
10121 (btrunc<mode>2): Ditto.
10122 (nearbyintdf2): Ditto.
10123 (nearbyintsf2): Ditto.
10124 (sse_setccsf): Disable if SSE5.
10125 (sse_setccdf): Ditto.
10126 (sse5_setcc<mode>): New support for SSE5 conditional move.
10127 (sse5_pcmov_<mode>): Ditto.
10129 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
10130 (SSEMODEF4): Ditto.
10131 (SSEMODEF2P): Ditto.
10132 (ssemodesuffixf4): New mode attribute for SSE5.
10133 (ssemodesuffixf2s): Ditto.
10134 (ssemodesuffixf2c): Ditto.
10135 (sserotatemax): Ditto.
10136 (ssescalarmode): Ditto.
10137 (sse_maskcmpv4sf3): Disable if SSE5.
10138 (sse_maskcmpv2df3): Ditto.
10139 (sse_vmmaskcmpv4sf3): Ditto.
10140 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
10141 (sse5_vmfmadd<mode>4): Ditto.
10142 (sse5_fmsub<mode>4): Ditto.
10143 (sse5_vmfmsub<mode>4): Ditto.
10144 (sse5_fnmadd<mode>4): Ditto.
10145 (sse5_vmfnmadd<mode>4): Ditto.
10146 (sse5_fnmsub<mode>4): Ditto.
10147 (sse5_vmfnmsub<mode>4): Ditto.
10148 (sse5i_fmadd<mode>4): Ditto.
10149 (sse5i_fmsub<mode>4): Ditto.
10150 (sse5i_fnmadd<mode>4): Ditto.
10151 (sse5i_fnmsub<mode>4): Ditto.
10152 (sse5i_vmfmadd<mode>4): Ditto.
10153 (sse5i_vmfmsub<mode>4): Ditto.
10154 (sse5i_vmfnmadd<mode>4): Ditto.
10155 (sse5i_vmfnmsub<mode>4): Ditto.
10156 (mulv16qi3): Add SSE5 support.
10158 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
10159 (sse2_mulv4si3): Disable if SSE5.
10160 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
10161 (sse4_1_roundps): Ditto.
10162 (sse4_1_roundsd): Ditto.
10163 (sse4_1_roundss): Ditto.
10164 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
10166 (sse_maskcmpsf3): Ditto.
10167 (sse_vmmaskcmpv4sf3): Ditto.
10168 (sse2_maskcmpv2df3): Ditto.
10169 (sse2_maskcmpdf3): Ditto.
10170 (sse2_vmmaskcmpv2df3): Ditto.
10171 (sse2_eq<mode>3): Ditto.
10172 (sse2_gt<mode>3): Ditto.
10173 (sse5_pcmov_<mode>): Add SSE5 support.
10174 (vec_unpacku_hi_v16qi): Ditto.
10175 (vec_unpacks_hi_v16qi): Ditto.
10176 (vec_unpacku_lo_v16qi): Ditto.
10177 (vec_unpacks_lo_v16qi): Ditto.
10178 (vec_unpacku_hi_v8hi): Ditto.
10179 (vec_unpacks_hi_v8hi): Ditto.
10180 (vec_unpacku_lo_v8hi): Ditto.
10181 (vec_unpacks_lo_v8hi): Ditto.
10182 (vec_unpacku_hi_v4si): Ditto.
10183 (vec_unpacks_hi_v4si): Ditto.
10184 (vec_unpacku_lo_v4si): Ditto.
10185 (vec_unpacks_lo_v4si): Ditto.
10186 (sse5_pmacsww): New SSE5 intrinsic insn.
10187 (sse5_pmacssww): Ditto.
10188 (sse5_pmacsdd): Ditto.
10189 (sse5_pmacssdd): Ditto.
10190 (sse5_pmacssdql): Ditto.
10191 (sse5_pmacssdqh): Ditto.
10192 (sse5_pmacsdqh): Ditto.
10193 (sse5_pmacsswd): Ditto.
10194 (sse5_pmacswd): Ditto.
10195 (sse5_pmadcsswd): Ditto.
10196 (sse5_pmadcswd): Ditto.
10197 (sse5_pcmov_<move>): Conditional move support on SSE5.
10198 (sse5_phaddbw): New SSE5 intrinsic insn.
10199 (sse5_phaddbd): Ditto.
10200 (sse5_phaddbq): Ditto.
10201 (sse5_phaddwd): Ditto.
10202 (sse5_phaddwq): Ditto.
10203 (sse5_phadddq): Ditto.
10204 (sse5_phaddubw): Ditto.
10205 (sse5_phaddubd): Ditto.
10206 (sse5_phaddubq): Ditto.
10207 (sse5_phadduwd): Ditto.
10208 (sse5_phadduwq): Ditto.
10209 (sse5_phaddudq): Ditto.
10210 (sse5_phsubbw): Ditto.
10211 (sse5_phsubwd): Ditto.
10212 (sse5_phsubdq): Ditto.
10213 (sse5_pperm): Ditto.
10214 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10215 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10216 (sse5_pperm_sign_v8hi_v4si): Ditto.
10217 (sse5_pperm_zero_v8hi_v4si): Ditto.
10218 (sse5_pperm_sign_v4si_v2di): Ditto.
10219 (sse5_pperm_sign_v4si_v2di): Ditto.
10220 (sse5_pperm_pack_v2di_v4si): Ditto.
10221 (sse5_pperm_pack_v4si_v8hi): Ditto.
10222 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10223 (sse5_perm<mode>): New SSE5 intrinsic insn.
10224 (rotl<mode>3): Ditto.
10225 (sse5_rotl<mode>3): Ditto.
10226 (sse5_ashl<mode>3): Ditto.
10227 (sse5_lshl<mode>3): Ditto.
10228 (sse5_frcz<mode>2): Ditto.
10229 (sse5s_frcz<mode>2): Ditto.
10230 (sse5_cvtph2ps): Ditto.
10231 (sse5_cvtps2ph): Ditto.
10232 (sse5_vmmaskcmp<mode>3): Ditto.
10233 (sse5_com_tf<mode>3): Ditto.
10234 (sse5_maskcmp<mode>3): Ditto.
10235 (sse5_maskcmp_uns<mode>3): Ditto.
10236 (sse5_maskcmp_uns2<mode>3): Ditto.
10237 (sse5_pcom_tf<mode>3): Ditto.
10239 * config/i386/predicates.md (sse5_comparison_float_operator):
10240 New predicate to match the comparison operators supported by
10241 the SSE5 com instruction.
10242 (ix86_comparison_int_operator): New predicate to match just the
10243 signed int comparisons.
10244 (ix86_comparison_uns_operator): New predicate to match just the
10245 unsigned int comparisons.
10247 * doc/invoke.texi (-msse5): Add documentation.
10248 (-mfused-madd): Ditto.
10250 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10252 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10254 (x86_64-*-*): Ditto.
10256 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10258 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10259 intrinisics for SSE5.
10261 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10264 * config/i386/mmintrin-common.h: New file, to contain common
10265 instructions between SSE4.1 and SSE5.
10267 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10268 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10269 (gen_regparm_prefix): Ditto.
10271 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10272 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10273 prototype_p to determine if a function is prototyped.
10275 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
10277 * c-common.c (c_common_reswords) add the alignof keyword,
10278 with same RID as __alignof and __alignof__
10280 2009-08-25 Anatoly Sokolov <aesok@post.ru>
10282 * hooks.h (hook_bool_const_int_const_int_true): Declare.
10283 * hooks.c (hook_bool_const_int_const_int_true): New function.
10284 * target.h (struct gcc_target): Add can_eliminate field.
10285 * target-def.h (TARGET_CAN_ELIMINATE): Define.
10286 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
10287 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
10288 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
10289 (elim_table): Revise comment.
10290 * system.h (CAN_ELIMINATE): Poison.
10291 * defaults.h (CAN_ELIMINATE): Remove.
10292 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10294 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
10295 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
10297 (alpha_vms_can_eliminate): Declare as static, change return type to
10299 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
10301 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
10302 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
10303 (arm_can_eliminate): New function.
10305 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
10306 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
10307 (avr_can_eliminate): Declare as static.
10308 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10310 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10311 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10312 (bfin_can_eliminate): New function.
10314 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10315 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10316 (crx_can_eliminate): New function.
10318 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10319 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10320 (fr30_can_eliminate): New function.
10322 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10323 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10324 (frv_can_eliminate): New function.
10326 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10327 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10328 (h8300_can_eliminate): New function.
10330 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10331 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10332 (i386_can_eliminate): Declare as static, change return type to bool.
10333 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10335 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10336 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10337 (ia64_can_eliminate): New function.
10339 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10340 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10341 (iq2000_can_eliminate): New function.
10343 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10344 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10345 (m32r_can_eliminate): New function.
10347 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10348 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10349 (m68hc11_can_eliminate): New function.
10351 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10352 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10353 (m68k_can_eliminate): New function.
10355 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10356 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10357 (mep_can_eliminate): New function.
10359 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10360 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10361 (mips_can_eliminate): New function.
10363 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10364 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10365 (rs6000_can_eliminate): New function.
10367 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10368 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10369 (s390_can_eliminate): Declare as static.
10370 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10372 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10373 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10374 (score_can_eliminate): New function.
10376 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10377 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10378 (sparc_can_eliminate): Declare as static.
10379 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10381 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10382 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10383 (xstormy16_can_eliminate): New function.
10385 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10386 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10387 (v850_can_eliminate): New function.
10389 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10391 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10392 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10393 (*movdfcc_ext[1234]): Disable for IEEE mode.
10395 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10397 * gimplify.c (prepare_gimple_addressable): New static function.
10398 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10400 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10401 manually fiddling with it.
10403 2009-08-25 Michael Matz <matz@suse.de>
10405 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10406 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10408 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10409 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10410 (do_jump): Split out code for simple binary comparisons into ...
10411 (do_jump_1): ... this, taking the individual operands and code.
10412 Change callers to helper function above accordingly.
10413 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10416 2009-08-25 Michael Matz <matz@suse.de>
10418 * expr.h (struct separate_ops, sepops): New type for passing
10419 around an exploded simple expression.
10420 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10421 Use this structure instead of expression tree.
10422 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10423 expression, only its type.
10424 (expand_vec_cond_expr): Take type and individual operands instead
10425 of full expression.
10426 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10427 expand_vec_shift_expr): Change prototype accordingly.
10428 * tree-vect-stmts.c (vectorizable_condition): Change call of
10429 expand_vec_cond_expr_p to pass only type.
10430 * expr.c (do_store_flags): Change prototype and implementation
10431 to take an exploded expression.
10432 (expand_expr_real_1): New local ops initialized with details
10433 of the full expression. Use it instead of full
10434 expression in calls to do_store_flags, expand_vec_cond_expr,
10435 expand_widen_pattern_expr and expand_vec_shift_expr.
10437 2009-08-25 Michael Matz <matz@suse.de>
10439 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10440 treeop2 initialized with first three operands of the full expression.
10441 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10443 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10445 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10446 (__gthread_objc_condition_allocate): Mark arguments as unused.
10447 (__gthread_objc_condition_deallocate): Likewise.
10448 (__gthread_objc_condition_wait): Likewise.
10449 (__gthread_objc_condition_broadcast): Likewise.
10450 (__gthread_objc_condition_signal): Likewise.
10451 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10452 (__gthread_objc_thread_id): Likewise.
10454 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10456 PR middle-end/41149
10457 * tree-pretty-print.c (print_call_name): Print the correct call name
10458 for procedure pointer components.
10460 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10462 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10463 default_promote_function_mode when not VMS.
10465 2009-08-24 Olivier Hainque <hainque@adacore.com>
10467 * convert.c (convert_to_integer): Don't assume an input pointer is
10468 POINTER_SIZE wide. Fetch from the type instead.
10470 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10472 * configure.ac (AC_PREREQ): Bump to 2.64.
10474 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10476 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10477 (process_command): Don't search standard_exec_prefix_1 and
10478 standard_exec_prefix_2.
10480 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10482 * config/arm/arm.c (output_return_instruction): Handle for
10485 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10487 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10489 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10491 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10492 (*arm_movdf_vfp): Likewise.
10494 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10496 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10497 (vashr<mode>3): Rename from ashr<mode>3.
10498 (vlshr<mode>3): Rename from lshr<mode>3.
10500 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10503 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10504 (check_format_info_main): Use scalar_identify_flag.
10505 (check_format_types): Check for scalar size identity if
10506 scalar_identify_flag is set.
10507 (printf_length_specs): Extend by new field.
10508 (asm_fprintf_length_specs): Likewise.
10509 (gcc_diag_length_specs): Likewise.
10510 (scanf_length_specs): Likewise.
10511 (strfmon_length_specs): Likewise.
10512 (gcc_gfc_length_specs): Likewise.
10513 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10514 (ms_printf_flag_specs): Likewise.
10515 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10517 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10520 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10521 (*call_value_pop_1): Ditto.
10522 (*sibcall_pop_1): New insn pattern.
10523 (*sibcall_value_pop_1): Ditto.
10525 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10528 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10531 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10534 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10535 (get_reg_use_in): New function.
10536 (forward_propagate_subreg): Propagate through subreg of zero_extend
10539 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10541 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10542 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10544 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10546 * configure.ac: Remove --with-datarootdir, --with-docdir,
10547 --with-htmldir switches. No need to call AC_SUBST for
10548 datarootdir, docdir, htmldir any more.
10549 * configure: Regenerate.
10550 * doc/install.texi (Configuration): Document --datarootdir,
10551 --docdir, --htmldir, --pdfdir; update documentation for
10552 --infodir, --mandir.
10553 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10556 * aclocal.m4: Regenerate.
10557 * config.in: Regenerate.
10558 * configure: Regenerate.
10560 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10561 Olivier Hainque <hainque@adacore.com>
10563 * config/ia64/ia64.c: Include libfuncs.h.
10564 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10565 (ia64_expand_call): Use reg 25 on VMS.
10566 (ia64_initialize_trampoline): Fix for VMS ABI.
10567 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10568 (ia64_function_arg): Initialize reg 25 on VMS.
10569 Fix OpenVMS ABI issues for varargs.
10570 For OpenVMS, emit the Argument Information register set in the
10571 incoming/sibcall case as well.
10572 (ia64_arg_type): New function.
10573 (ia64_function_arg_advance): Keep track of cum->words.
10574 Fix OpenVMS ABI issues for varargs.
10575 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10576 (ia64_override_options): Set flag_no_common on VMS.
10577 (ia64_init_builtins): Disable FWRITE builtin.
10578 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10579 (ia64_vms_init_libfuncs): Add decc$ routines.
10580 (ia64_vms_valid_pointer_mode): New function.
10581 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10582 (ia64_promote_function_mode): New function
10583 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10584 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10585 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10586 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10587 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10588 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10589 Suppress trailing '#' if VALUE is numeric.
10590 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10591 ia64_promote_function_mode.
10592 (TARGET_VALID_POINTER_MODE): Define.
10594 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10597 * config/rs6000/rs6000.c (rs6000_override_options): Use
10598 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10601 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10602 reporting of vector + decimal/boolean/complex error.
10604 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10606 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10607 __vector double TYPE_DECL.
10609 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10611 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10612 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10613 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10614 to pointer to enum machine_mode. Update all callers as needed.
10616 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10618 * config/alpha/alpha.md (exception_receiver): Emit alternative
10619 GP load sequence if flag_reorder_blocks_and_partition is set.
10620 (*exception_receiver_2): Also enable when
10621 flag_reorder_blocks_and_partition is set.
10623 2009-08-20 Matt Rice <ratmice@gmail.com>
10624 Diego Novillo <dnovillo@google.com>
10626 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10629 2009-08-20 Richard Guenther <rguenther@suse.de>
10631 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10632 * c-tree.h (c_dup_lang_specific_decl): Remove.
10633 (struct lang_decl, struct lang_type): Move definitions ...
10634 * c-lang.h: ... here. New file.
10635 * c-decl.c: Include c-lang.h.
10636 (c_dup_lang_specific_decl): Remove.
10637 * c-typeck.c: Include c-lang.h.
10638 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10639 (c-typeck.o): Likewise.
10640 * c-config-lang.in (gtfiles): Add c-lang.h.
10641 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10644 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10646 * config/alpha/alpha.c (alpha_end_function): Do not clear
10647 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10648 this is now handled in generic code.
10650 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10652 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10653 (s390_z10_fix_long_loop_prediction): New function.
10654 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10655 (s390_reorg): Walk over the INSNs and invoke
10656 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10658 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10660 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10661 "*brx_64bit", "*brx_31bit"): New patterns.
10662 * config/s390/s390.c ('E'): New output modifier.
10664 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10665 Richard Earnshaw <richard.earnshaw@arm.com>
10667 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10668 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10670 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10672 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10674 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10675 for mode mode of operand0 when doing secondary reload for SAR.
10677 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10679 PR middle-end/41123
10680 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10681 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10683 2009-08-19 Jason Merrill <jason@redhat.com>
10685 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10686 supported template depth in C++0x.
10688 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10690 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10691 free_after_compilation.
10692 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10693 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10694 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10695 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10696 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10697 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10698 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10700 2009-08-19 Ian Lance Taylor <iant@google.com>
10702 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10703 of (plus (mult (neg B) C) A).
10705 2009-08-18 Michael Matz <matz@suse.de>
10707 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10708 instead of comparing TYPE_MAIN_VARIANT for equality.
10709 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10710 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10711 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10712 * gimplify.c (goa_lhs_expr_p): Ditto and use
10713 STRIP_USELESS_TYPE_CONVERSION.
10715 2009-08-18 Michael Matz <matz@suse.de>
10717 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10718 first field in a struct.
10719 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10721 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10723 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10724 locators before emit_insn is called. Remove assert that
10726 (alpha_end_function): Clear crtl->emit structure and free insn
10727 locators if cfun->is_thunk is true.
10729 2009-08-18 Jason Merrill <jason@redhat.com>
10731 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10733 * configure.ac: Test for it.
10734 * configure, config.in: Regenerate.
10735 * doc/install.texi: Document --enable-gnu-unique-object.
10737 2009-08-18 Richard Guenther <rguenther@suse.de>
10739 PR middle-end/41094
10740 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10741 pow(x,y*z) only if x is nonnegative.
10743 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10745 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10749 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10750 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10752 2009-08-17 DJ Delorie <dj@redhat.com>
10754 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10755 * config/m32c/prologue.md (epilogue_freit): New.
10757 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10758 (bank_switch_p): Likewise.
10759 (fast_interrupt_p): Likewise.
10760 (interrupt_p): Likewise.
10761 (m32c_conditional_register_usage): Round memregs size up.
10762 (need_to_save): We only need to save $a0 when we use ENTER.
10763 (interrupt_p): Check for fast_interrupt too.
10764 (bank_switch_p): New.
10765 (fast_interrupt_p): New.
10766 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10767 (m32c_emit_prolog): Support bank switching and fast interrupts.
10768 * doc/extend.texi (Function Attributes): Add bank_switch and
10771 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10773 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10774 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10776 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10778 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10779 (menu): Add IA-64/VMS Options.
10780 (IA-64/VMS Options): Likewise.
10782 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10785 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10787 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10789 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10790 (mips_pop_asm_switch): Likewise.
10791 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10793 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10794 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10795 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10796 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10797 instead of set_noreorder.
10798 (mips_output_function_prologue): Use the new functions.
10799 (mips_output_function_epilogue): Likewise.
10800 (mips_need_noat_wrapper_p): New function, split out from...
10801 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10802 Use mips_push_asm_switch and mips_pop_asm_switch.
10803 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10804 and mips_pop_asm_switch.
10805 (ASM_OUTPUT_REG_POP): Likewise.
10806 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10807 Use mips_pop_asm_switch.
10808 (mips_asm_switch): New structure.
10809 (set_noreorder, set_nomacro): Replace with...
10810 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10811 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10812 instead of set_nomacro.
10813 (fix_truncsfsi2_macro): Likewise.
10814 (cprestore): Likewise.
10815 (hazard): Use mips_noreorder instead of set_noreorder.
10816 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10818 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10820 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10821 from prev_active_insn.
10823 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10825 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10826 * config/avr/avr.c (avr_override_options): Initialize
10827 avr_current_arch variable.
10828 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10829 __AVR_HAVE_16BIT_SP__ according to the device type.
10830 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10832 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10833 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10835 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10838 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10839 generating inlined subroutine die only. We shouldn't be
10840 called for anything else.
10841 (gen_block_die): Don't generate inline subroutine debug info for
10844 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10846 * graphite-poly.c (print_pbb): Print PBB index.
10848 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10850 PR middle-end/40981
10851 * graphite-interchange.c (ppl_max_for_le): Moved...
10852 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10853 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10854 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10855 * graphite-ppl.h (ppl_max_for_le): Declared.
10857 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10859 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10860 supported on all platforms.
10861 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10862 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10863 * c-pragma.c: Likewise.
10864 * target-def.h (TARGET_INITIALIZER): Remove
10865 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10866 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10868 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10870 * config/ia64/fde-vms.c: New file.
10871 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10872 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10873 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10874 (uw_frame_state_for): Only register a personality routine if it is
10875 known to be compatible with our expectations.
10876 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10877 Declare unw_table_entry stack variable and
10878 mod all calls to _Unwind_FindTableEntry to add arg.
10879 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10880 (_Unwind_FindTableEntry): Add arg to prototype.
10882 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10884 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10885 field 'signal_pfs_loc'.
10886 (uw_frame_state_for): Remove duplicate code dealing with leaf
10887 procedures without unwind info.
10888 If in the frame after unwinding through a signal handler, restore
10889 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10890 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10891 'pfs_loc' to the AR.PFS location in the signal context; instead
10892 set 'signal_pfs_loc'.
10893 Manually generate the unwind info for the AR.PFS register.
10894 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10895 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10896 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10897 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10898 instead set 'signal_pfs_loc'.
10899 Remove code preventing the AR.PFS register from being restored
10900 from the signal context.
10902 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10903 Tristan Gingold <gingold@adacore.com>
10905 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10906 * config/ia64/t-vms: New file.
10907 * config/ia64/vms64.h: New file.
10908 * config/ia64/vms.h: New file.
10909 * config/ia64/vms-crtinit.asm: New file.
10910 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10911 * config/ia64/vms-unwind.h: New file.
10913 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10915 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10918 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10920 PR middle-end/30789
10921 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10922 Move declaration...
10923 * real.h (do_mpc_arg2): ... here.
10924 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10927 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10929 * final.c (add_debug_prefix_map): Don't use GC memory for
10930 old_prefix and new_prefix.
10932 2009-08-14 Richard Guenther <rguenther@suse.de>
10934 * ipa-prop.c (compute_complex_pass_through): If we cannot
10935 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10937 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10939 * c-lex.c (c_lex_with_flags): Increase size of local variable
10940 to avoid memory clobber.
10942 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10945 * config/i386/i386.c (ix86_fp_comparison_strategy):
10946 Only enable/disable sahf at function granularity.
10948 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10950 PR rtl-optimization/41064
10951 * reload1.c (reload_as_needed): Don't call extract_insn
10952 for known invalid replacements after calling
10953 validate_replace_rtx_group and verify_changes.
10955 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10958 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10959 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10960 ix86_expand_fp_vcond.
10961 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10962 Assert that operation is supported by ix86_expand_int_vcond.
10963 (vcondu<SSEMODE124C8:mode>): Ditto.
10965 2009-08-13 DJ Delorie <dj@redhat.com>
10967 * config/i386/djgpp-stdint.h: New.
10968 * config.gcc (djgpp): Use it.
10970 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10972 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10973 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10975 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10977 * tree-ssa-loop-prefetch.c
10978 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10979 for long-stride pruning.
10980 (compute_miss_rate): New function to compute the probability
10981 that two memory references access different cache lines.
10983 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10985 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10987 2009-08-13 Richard Guenther <rguenther@suse.de>
10989 PR middle-end/41047
10990 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10991 use the constant pointer type.
10992 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10993 of CV qualifiers on the target pointer type.
10994 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10995 conversion check before restrict check.
10997 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11000 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
11002 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
11004 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
11006 2009-08-12 Richard Guenther <rguenther@suse.de>
11008 PR tree-optimization/41011
11009 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
11010 and reference constructing.
11012 2009-08-12 Xinliang David Li <davidxl@google.com>
11014 PR tree-optimization/41012
11015 * tree-flow.h : New external interface.
11016 * gimple-low.c (check_call_arg): Change to public function.
11017 Remove argument mismatch check in lowering.
11018 * tree-inline.h (tree_can_inline_p): Interface change.
11019 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
11020 into this function.
11021 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
11022 Call change to tree_can_inline_p function.
11023 (cgraph_decide_inlining_incrementally): Ditto.
11025 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
11027 PR tree-optimization/41031
11028 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
11029 on the partition variable rather than promote_mode on the source
11030 type. Assert that the partition variable's type has the same
11031 mode as the source value's.
11033 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
11035 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
11036 for for_return == 2.
11037 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
11039 * calls.c (expand_call): Fix typo.
11040 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
11042 * stmt.c (expand_value_return): Use promote_function_mode to copy out
11044 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
11045 * config/cris/cris.c (cris_promote_function_mode): Likewise.
11046 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
11047 * config/pa/pa.c (pa_promote_function_mode): Likewise.
11049 2009-08-12 Andrew Haley <aph@redhat.com>
11051 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
11053 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11056 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11058 2009-08-12 Richard Guenther <rguenther@suse.de>
11060 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
11061 * gimplify.c (gimplify_modify_expr): Do not use
11062 lang_hooks.types_compatible_p.
11063 * tree-ssa.c (useless_type_conversion_p): For aggregates
11064 just return false if the canonical types differ.
11066 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11068 PR middle-end/40980
11069 * sese.c (convert_for_phi_arg): New.
11070 (add_guard_exit_phis): Use convert_for_phi_arg.
11072 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11074 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
11075 unknown subscript upper bounds.
11077 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11078 Pranav Garg <pranav.garg2107@gmail.com>
11080 * graphite-interchange.c (gather_access_strides): Removed.
11081 (ppl_max_for_le): New.
11082 (build_linearized_memory_access): New.
11083 (memory_stride_in_loop): New.
11084 (pbb_interchange_profitable_p): Reimplemented.
11085 * graphite-ppl.h (ppl_new_id_map): New.
11086 (ppl_interchange): New.
11088 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11090 * graphite-interchange.c (compute_subscript): Removed.
11091 (compute_array_size_cstr): Removed.
11092 (compute_array_size_poly): Removed.
11093 (compute_array_size): Removed.
11094 (gather_access_strides_poly): Removed.
11095 (gather_access_strides): Empty.
11097 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11099 * graphite-dependences.c (dependence_polyhedron_1): Replace
11100 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
11101 (graphite_legal_transform_dr): Same.
11102 (graphite_carried_dependence_level_k): Same.
11103 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
11104 Initialize PDR_NB_SUBSCRIPTS.
11105 (print_pdr_access_layout): Replace pdr_nb_subscripts with
11107 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
11108 (PDR_NB_SUBSCRIPTS): New.
11109 (pdr_nb_subscripts): Removed.
11110 (pdr_dim): Simplified.
11111 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
11112 with PDR_NB_SUBSCRIPTS.
11114 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11116 * graphite-interchange.c (compute_array_size): Remove use of
11117 PDR_DATA_CONTAINER.
11118 * graphite-poly.c (new_poly_dr): Remove argument data_container.
11119 Do not initialize PDR_DATA_CONTAINER.
11120 (print_pdr): Do not print PDR_DATA_CONTAINER.
11121 * graphite-poly.h (struct poly_dr): Remove data_container field.
11122 (PDR_DATA_CONTAINER): Removed.
11123 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11124 PDR_DATA_CONTAINER.
11125 (build_poly_dr): Same.
11127 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11128 Sebastian Pop <sebastian.pop@amd.com>
11130 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
11131 copy of the dependence polyhedron. Free the temporary objects.
11132 (graphite_carried_dependence_level_k): Free unused objects before
11135 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11137 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
11138 Early return without analyzing the data dependences if no
11139 transform has been done. Call restore_scattering if the transform
11141 (graphite-interchange.c): Same.
11142 * graphite-poly.c (print_scattering_function): Test for
11144 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
11145 (apply_poly_transforms): Do not gcc_assert that
11146 the transform is legal.
11147 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
11148 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
11149 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
11150 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
11151 * graphite-poly.h (struct poly_scattering): New.
11152 (struct poly_bb): Add original, transformed, and saved fields.
11153 Remove transformed_scattering, original_scattering,
11154 nb_local_variables and nb_scattering_transform fields.
11155 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
11156 (poly_scattering_new): New.
11157 (poly_scattering_free): New.
11158 (poly_scattering_copy): New.
11159 (store_scattering_pbb): New.
11160 (store_scattering): New.
11161 (restore_scattering_pbb): New.
11162 (restore_scattering): New.
11163 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
11164 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
11166 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11168 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
11169 (print_scop): Same.
11171 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11173 * Makefile.in (graphite.o): Depends on PREDICT_H.
11174 * graphite.c: Include predict.h.
11175 (graphite_finalize): Call tree_estimate_probability.
11176 * predict.c (predict_loops): Do not call scev_initialize and
11178 (tree_estimate_probability_bb): New.
11179 (tree_estimate_probability): Do not initialize loops: move that
11180 code to the driver. Call tree_estimate_probability_bb.
11181 (tree_estimate_probability_driver): New.
11182 (pass_profile): Use tree_estimate_probability_driver.
11183 * predict.h (tree_estimate_probability): Declared.
11185 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11187 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11188 * graphite-dependences.c (graphite_legal_transform): Add time to
11189 TV_GRAPHITE_DATA_DEPS.
11190 (dependency_between_pbbs_p): Same.
11191 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11193 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11195 PR rtl-optimization/41033
11196 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11197 aliasing is disabled.
11199 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11201 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11202 si_mask_operand, and_load_operand, low_bitmask_operand,
11203 and_reg_operand, and_operand): New predicates.
11204 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11205 * config/mips/mips.c (and_operands_ok): New function.
11206 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11207 * config/mips/mips.md (move_type): Add ext_ins and logical.
11208 (type): Handle them.
11209 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11210 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11211 shift_shift. Remove commutative constraint modifier.
11212 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11214 (*clear_upper32_dext): Remove define_insn_and_split.
11215 (*clear_upper32): Turn this define_insn_and_split ...
11216 (splitter for ANDing register with 0xffff_ffff): .. into this.
11218 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11220 * combine.c (try_widen_shift_mode): Factor out code to check if an
11221 integer constant is a low-order bitmask from here ...
11222 * rtlanal.c (low_bitmask_len): ... to here.
11223 * rtl.h (low_bitmask_len): Declare.
11225 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11228 * config/alpha/alpha.md (addsi3): Remove expander.
11229 (addsi3): Rename from *addsi3_internal insn pattern.
11230 (subsi3): Remove expander.
11231 (subsi3): Rename from *subsi3_internal insn pattern.
11233 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11235 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11238 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11239 Eric Botcazou <botcazou@adacore.com>
11240 Douglas B Rupp <rupp@gnat.com>
11242 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11243 that records that fit in 64 bits are returned by immediate value,
11244 as required by OpenVMS Calling Standard.
11245 (function_value): Adjust for above modification.
11246 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11247 virtual_incoming_args_rtx as base object, not next_arg.
11248 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11250 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11252 * reload.c (find_reloads_subreg_address): Check the original
11253 req_equiv_mem address to detect the case where an address is
11254 not valid in the outer mode.
11256 2009-08-11 Richard Guenther <rguenther@suse.de>
11259 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11261 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11263 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11264 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11266 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11267 Douglas B Rupp <rupp@gnat.com>
11269 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11270 PT_STACK when frame_pointer_needed on OpenVMS.
11271 (alpha_pv_save_size, alpha_using_fp): Remove.
11272 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11273 with proper processing for PT_NULL.
11274 (alpha_vms_initial_elimination_offset): New function. Support for
11275 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
11276 (alpha_sa_size): Force procedure type to PT_STACK when
11277 frame_pointer_needed on OpenVMS.
11278 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
11279 (alpha_using_fp): Likewise.
11280 (alpha_vms_can_eliminate): Add prototype.
11281 (alpha_vms_initial_elimination_offset): Likewise.
11282 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
11283 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
11285 2009-08-10 Eric Botcazou <botcazou@adacore.com>
11286 Douglas B Rupp <rupp@gnat.com>
11288 * config/alpha/alpha.c (common_object_handler): New function.
11289 (vms_attribute_table): Declare a single attribute "common_object".
11290 (vms_output_aligned_decl_common): New global function.
11291 (SECTION_VMS_OVERLAY): Delete.
11292 (SECTION_VMS_GLOBAL): Likewise.
11293 (SECTION_VMS_INITIALIZE): Likewise.
11294 (vms_asm_named_section): Remove support for above flags.
11295 (vms_section_type_flags): Delete.
11296 (TARGET_SECTION_TYPE_FLAGS): Likewise.
11297 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
11298 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
11299 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
11301 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11304 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
11305 (sub_ddmmss): Likewise.
11307 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11310 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11313 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11316 * reload1.c (reload_as_needed): Use cancel_changes to completely
11317 undo a failed replacement attempt.
11319 2009-08-10 Richard Guenther <rguenther@suse.de>
11321 PR middle-end/41006
11322 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11323 (useless_type_conversion_p): ... here. Require pointer targets
11326 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11329 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11330 loose the original type of the statement list.
11332 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11334 * config/alpha/alpha.c: Include libfuncs.h
11335 (avms_asm_output_extern): New function.
11336 (alpha_init_libfuncs): Init some decc libfuncs.
11337 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11338 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11339 (DO_CRTL_NAMES): Define.
11340 (LIB_SPEC): Remove.
11341 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11342 (LONG_TYPE_SIZE): Define.
11343 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11344 (SUBTARGET_SWITCHES): Define malloc64 switch.
11345 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11346 (MASK_RETURN_ADDR): Define.
11347 doc/invoke.texi (mmalloc64): Document switch.
11349 2009-08-09 Olivier Hainque <hainque@adacore.com>
11350 Douglas B Rupp <rupp@gnat.com>
11352 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11353 uses_condition_handler.
11354 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11355 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11356 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11357 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11358 (code_for_builtin): New insn codes for the new alpha_builtins.
11359 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11360 (alpha_sa_size): Account for uses_condition_handler.
11361 (alpha_expand_prologue): Likewise.
11362 (alpha_start_function): Likewise.
11363 (alpha_expand_epilogue): Likewise.
11364 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11365 establish/revert expanders.
11366 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11367 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11368 New expander, resorting to the alpha.c associated function.
11369 (builtin_revert_vms_condition_handler): Likewise.
11370 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11371 __gcc_shell_handler, the static VMS condition handler used as
11372 an indirection wrapper to the current dynamically established
11374 * config/alpha/vms-unwind.h: Complete rewrite.
11375 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11376 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11378 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11379 Douglas B Rupp <rupp@gnat.com>
11381 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11382 (alpha_need_linkage): Handle aliases. Return function symbol.
11383 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11384 Use ultimate alias target for the linkage name.
11385 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11386 by alpha_need_linkage for the function symbol.
11387 (setmemdi): Likewise.
11389 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11391 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11392 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11393 (ASM_WEAKEN_LABEL): Define.
11394 (CRT_CALL_STATIC_FUNCTION): Define.
11395 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11396 (ENDFILE_SPEC): Define.
11397 (INIT_SECTION_ASM_OP): Define.
11398 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11399 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11400 crtend.o crtendS.o.
11401 (MULTILIB_OSDIRNAMES): Define.
11402 (shlib_version): Define.
11403 (SHLIB_EXT): Define.
11404 (SHLIB_OBJS): Define.
11405 (SHLIB_NAME): Define.
11406 (SHLIB_MULTILIB): Define.
11407 (SHLIB_INSTALL): Define.
11408 (SHLIB_SYMVEC): Define.
11409 (SHLIB_SYMVECX2): Define.
11410 (SHLIB_LINK): Define.
11412 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11414 * config/alpha/alpha.c (alpha_initialize_trampoline):
11415 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11416 (alpha_start_function): Emit transfer address on nested functions
11417 for VMS trampoline call.
11418 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11419 since no longer used.
11420 * config/alpha/vms-tramp.asm: Remove.
11421 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11422 since now only data initialized at runtime.
11424 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11426 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11427 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11428 (MD_EXEC_PREFIX): Remove, no longer used.
11429 (MD_STARTFILE_PREFIX): Likewise.
11430 (INCLUDE_DEFAULTS): Likewise.
11431 * config/alpha/t-vms:
11432 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11434 2009-08-09 Richard Guenther <rguenther@suse.de>
11436 PR tree-optimization/41016
11437 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11438 (operand_precision): Remove.
11439 (integral_operand_p): Likewise.
11440 (recognize_single_bit_test): Adjust.
11442 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11444 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11445 operation overflows. Likewise non-cast unary arithmetic.
11446 If one arm of a conditional expression is always taken,
11447 inhibit evaluation warnings for the other arm. Likewise inhibit
11448 evaluation warnings for the second && or || operand if the first
11449 operand is enough to determine the result.
11450 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11452 (build_binary_op): Prevent duplicate evaluation warnings.
11454 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11456 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11457 and destination have different modes, Use promote_mode to
11458 determine the signedness of the conversion. Assert that the
11459 promoted source mode matches the destination mode. Don't pass
11460 the destination and destination mode to expand_expr if the source
11461 mode is different. Simplify conversion logic.
11463 2009-08-09 Ira Rosen <irar@il.ibm.com>
11465 PR tree-optimization/41008
11466 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11467 from condition only in case it's a comparison. Adjust checks.
11469 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11471 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11472 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11473 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11474 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11475 (dump_cand): Handle them.
11476 (struct iv_cand): New members COST_STEP and AINC_USE.
11477 (stmt_after_increment): Likewise.
11478 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11479 callers changed. Use gimple_uid comparison instead of scanning.
11480 (add_candidate_1): When looking for identical candidates, take
11481 AINC_USE into account. Set it for new candidates.
11482 (force_expr_to_var_cost): Cast target_spill_cost to int.
11483 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11484 All callers changed. Check for availability of autoinc addressing
11485 modes, both in general for a given mode, and in the specific use case.
11486 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11488 (get_computation_cost): Likewise.
11489 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11490 add_autoinc_candidates): New static functions.
11491 (add_candidate): Call add_autoinc_candidates for candidates based on
11493 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11494 (determine_use_iv_cost_address): If we have an autoinc candidate at
11495 the matching use, verify autoinc is possible and subtract the cost
11496 of the candidate's step from the cost.
11497 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11498 member of the candidate.
11499 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11500 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11502 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11504 * config.build (ia64-hp-*vms*): New target.
11505 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11506 with ia64-hp-*vms*.
11507 * config.gcc (ia64-hp-*vms*): New target.
11508 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11509 with ia64-hp-*vms*.
11510 * config.host (ia64-hp-*vms*): New target.
11511 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11512 with ia64-hp-*vms*.
11514 2009-08-08 Richard Guenther <rguenther@suse.de>
11516 PR tree-optimization/40991
11517 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11519 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11521 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11522 mode check. Do truncations in an integer mode.
11523 (force_to_mode): Handle subregs for all mode types. Only do
11524 arithmetic simplifications on integer modes.
11526 2009-08-07 Richard Guenther <rguenther@suse.de>
11528 PR tree-optimization/40999
11529 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11530 (maybe_fold_reference): Lookup constant initializers.
11531 (fold_gimple_assign): Likewise.
11533 2009-08-07 Richard Guenther <rguenther@suse.de>
11535 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11536 that require structural equality defer to the langhook.
11538 2009-08-07 Martin Jambor <mjambor@suse.cz>
11540 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11542 (struct ipa_pass_through_data): New type.
11543 (struct ipa_ancestor_jf_data): New type.
11544 (union jump_func_value): Removed field formal_id, added fields
11545 pass_through and ancestor.
11546 (struct ipa_param_call_note): Changed type of formal_id to int from
11548 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11549 operations jump functions and ancestor jump functions.
11550 (compute_complex_pass_through): New function.
11551 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11552 reflect changes in the jump function strucutre.
11553 (update_jump_functions_after_inlining): Ignore complex pass-through
11554 and ancestor jump functions.
11555 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11556 polynomial pass-through with operation jump functions.
11558 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11560 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11561 fde->dw_fde_begin as begin label instead of hot/cold label.
11562 Use LLSDAC label instead of LLSDA for second section lsda.
11563 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11564 label instead of LLSDA if it is true.
11565 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11567 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11568 SECTION argument. Use it as index into crtl->eh.call_site_record
11570 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11571 use it to determine how to print table entries instead of using
11572 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11573 label instead of normal begin label as base.
11574 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11575 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11576 ensure no EH range spans between sections and that landing pads
11577 are always in the corresponding section.
11578 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11579 for crtl->eh.call_site_record being an array rather than scalar.
11580 (output_one_function_exception_table): New function, copied
11581 from output_function_exception_table. Adjust
11582 dw2_size_of_call_site_table, dw2_output_call_site_table
11583 callers. For SECOND section use *C suffixed labels.
11584 (output_function_exception_table): Call
11585 output_one_function_exception_table and, when doing hot/cold
11586 partitioning, also another time for the second section.
11587 * opts.c: Include except.h.
11588 (decode_options): Allow -freorder-blocks-and-partition with
11589 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11590 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11591 * function.h (struct rtl_eh): Change call_site_record from
11592 scalar into array of 2 elements.
11594 2009-08-07 Martin Jambor <mjambor@suse.cz>
11596 * ipa-prop.c (count_formal_params_1): New function.
11597 (ipa_get_vector_of_formal_parms): New function.
11598 (get_vector_of_formal_parm_types): New function.
11599 (ipa_modify_formal_parameters): New function.
11600 (ipa_modify_call_arguments): New function.
11601 (index_in_adjustments_multiple_times_p): New function.
11602 (ipa_combine_adjustments): New function.
11603 (ipa_dump_param_adjustments): New function.
11604 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11605 (ipa_get_vector_of_formal_parms): Declare.
11606 (ipa_modify_formal_parameters): Declare.
11607 (ipa_modify_call_arguments): Declare.
11608 (ipa_combine_adjustments): Declare.
11609 (ipa_dump_param_adjustments): Declare.
11610 (build_ref_for_offset): Declare.
11611 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11612 * tree-sra.c: Include ipa-prop.c.
11613 (build_ref_for_offset): Make public.
11615 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11617 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11619 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11621 * gcc/doc/extend.texi (__builtin_extract_return_address)
11622 (__builtin_frob_return_address): Document.
11624 2009-08-06 Paul Brook <paul@codesourcery.com>
11626 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11627 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11628 implementation on ARMv6-M.
11630 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11632 * doc/extend.texi (pcs): Document new attribute for ARM.
11634 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11636 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11639 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11641 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11644 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11646 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11648 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11650 Merge ARM/hard_vfp_branch to trunk.
11652 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11654 * arm.c (libcall_eq): New function.
11655 (libcall_hash): New function.
11656 (add_libcall): New function.
11657 (arm_libcall_uses_aapcs_base): New function.
11658 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11659 libcalls using the base PCS.
11660 (arm_init_cumulative_args): Likewise.
11662 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11664 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11665 Use base ABI for conversion libfuncs between HFmode and SFmode.
11667 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11669 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11670 V4SImode as representatives of all 64-bit and 128-bit vector
11671 types. Allow vector types without vector modes.
11672 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11673 without vector modes like BLKmode.
11674 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11675 BLKmode. Avoid unsupported vector modes or TImode moves for
11677 (aapcs_vfp_allocate_return_reg): Likewise.
11678 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11679 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11681 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11683 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11684 (arm_get_pcs_model): Pass attribute arguments to
11685 arm_pcs_from_attribute.
11686 (arm_init_cumulative_args): Use base AAPCS for conversions from
11687 floating-point types to DImode.
11688 (arm_attribute_table): Add pcs attribute.
11689 (arm_handle_pcs_attribute): New.
11690 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11691 conversions from floating-point types to DImode, also declare them
11692 to use base AAPCS and declare functions they call to use base
11693 AAPCS and their RTABI names.
11695 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11697 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11698 -mfloat-abi=hard not being supported for VFP.
11700 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11702 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11703 SYMBOL_REF to hard_libcall_value.
11705 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11706 Richard Earnshaw <rearnsha@arm.com>
11708 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11709 has been put on the stack, all remaining co-processory arguments for
11710 that co-processor also go on the stack.
11712 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11714 * config/arm/arm.c (arm_return_in_memory): Handle returning
11715 vectors of suitable size in registers also for AAPCS case.
11717 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11719 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11721 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11723 ARM Hard-VFP calling convention
11724 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11725 * target.h (gcc_target): Add libcall_value to table of call hooks.
11726 * targhooks.h (default_libcall_value): Default implementation.
11727 * targhooks.c (default_libcall_value): Likewise.
11728 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11729 * optabs.c (expand_unop): Use it.
11730 * expr.h (hard_libcall_value): Pass the function RTX through.
11731 * calls.c (emit_library_call_value_1): Update call to
11732 hard_libcall_value.
11733 * explow.c (hard_libcall_value): Use new target hook.
11734 * config/arm/arm.c: Include cgraph.h
11735 (TARGET_FUNCTION_VALUE): Override default hook.
11736 (arm_pcs_default): New variable.
11737 (arm_override_options): Don't fault hard calling convention with VFP.
11738 Add support for AAPCS variants.
11739 (arm_function_value): Make static. Handle AAPCS variants.
11740 (arm_libcall_value): New function.
11741 (arm_apply_result_size): Handle VFP registers in results.
11742 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11744 (pcs_attribute_args): New variable.
11745 (arm_pcs_from_attribute): New function.
11746 (arm_get_pcs_model): New function.
11747 (aapcs_vfp_cum_init): New function.
11748 (aapcs_vfp_sub_candidate): New function.
11749 (aapcs_vfp_is_return_candidate): New function.
11750 (aapcs_vfp_is_call_candidate): New function.
11751 (aapcs_vfp_allocate): New function.
11752 (aapcs_vfp_allocate_return_reg): New function.
11753 (aapcs_vfp_advance): New function.
11754 (aapcs_cp_arg_layout): New variable.
11755 (aapcs_select_call_coproc): New function.
11756 (aapcs_select_return_coproc): New function.
11757 (aapcs_allocate_return_reg): New function.
11758 (aapcs_libcall_value): New function.
11759 (aapcs_layout_arg): New function.
11760 (arm_init_cumulative_args): Initialize AAPCS args data.
11761 (arm_function_arg): Handle AAPCS variants using new interface.
11762 (arm_arg_parital_bytes): Likewise.
11763 (arm_function_arg_advance): New function.
11764 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11765 calling conventions.
11766 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11767 * arm.h (NUM_VFP_ARG_REGS): Define.
11768 (LIBCALL_VALUE): Update.
11769 (FUNCTION_VALUE): Delete.
11770 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11771 (arm_pcs): New enum.
11772 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11773 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11774 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11775 * arm-protos.h (arm_function_arg_advance): Add.
11776 (aapcs_libcall_value): Add.
11777 (arm_function_value): Delete.
11779 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11780 H.J. Lu <hongjiu.lu@intel.com>
11783 * config/i386/i386.c (standard_sse_mode_p): Remove.
11784 (standard_sse_constant_p): Return 2 for integer mode
11785 vector_all_ones_operand when SSE2 is enabled.
11786 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11787 (ix86_expand_vector_move): Do not check for negative values from
11788 standard_sse_constant_p.
11790 2009-08-06 Richard Guenther <rguenther@suse.de>
11792 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11793 array type comparisons frontend independent.
11794 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11795 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11796 out array reference lower bound and element size operands.
11797 (ao_ref_init_from_vn_reference): Properly compute the offset
11798 for ARRAY_RANGE_REF.
11799 (vn_reference_fold_indirect): Fill out array reference lower
11800 bound and element size operands.
11801 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11802 a non gimple valued reference operand which can happen for
11803 array reference lower bound or element size.
11804 (create_component_ref_by_pieces_1): Properly generate the
11805 element size operand for array references.
11807 2009-08-06 Richard Guenther <rguenther@suse.de>
11809 PR tree-optimization/40964
11810 * tree.c (iterative_hash_host_wide_int): Export.
11811 * tree.h (iterative_hash_host_wide_int): Declare.
11812 * tree-ssa-structalias.c (heapvar_map): New struct.
11813 (heapvar_map_eq): New function.
11814 (heapvar_map_hash): Likewise.
11815 (heapvar_lookup): Adjust.
11816 (heapvar_insert): Likewise.
11817 (make_constraint_from_heapvar): Allow multiple heap variables
11818 per decl at different offsets.
11819 (init_alias_heapvars): Adjust.
11821 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11823 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11824 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11825 trailing sync if TARGET_SYNC_AFTER_SC.
11827 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11829 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11830 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11831 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11832 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11833 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11834 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11835 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11836 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11837 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11838 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11839 the prototype declaration match the definition.
11840 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11841 instructions explicitly. Add barrier_before and operands
11843 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11844 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11845 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11846 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11847 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11848 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11850 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11852 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11854 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11855 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11858 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11861 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11863 PR rtl-optimization/40924
11864 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11865 make sure canon_rtx (mem_address) isn't simpler than
11866 canon_rtx (expanded_mem_address).
11868 2009-08-05 Li Feng <nemokingdom@gmail.com>
11870 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11871 for each poly_bb_p.
11872 (build_scop_drs): Build alias set for each SCoP.
11874 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11876 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11877 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11878 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11879 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11880 (BASE_DRIVER_SELF_SPECS): Likewise.
11882 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11884 * tree-ssa-alias.c: Fix some comment typos.
11886 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11888 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11889 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11891 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11894 * simplify-rtx.c (simplify_binary_operation_1): Disable
11895 simplifications for decimal float operations.
11897 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11899 PR middle-end/40943
11900 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11901 operand of INDIRECT_REF.
11903 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11905 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11906 constants referencing TLS symbols.
11908 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11910 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11911 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11913 2009-08-03 Richard Guenther <rguenther@suse.de>
11915 * tree.c (make_vector_type): Build a main variant first,
11916 get the canonical one and then build the variant.
11917 * tree-ssa.c (useless_type_conversion_p_1): Handle
11919 (useless_type_conversion_p): Conversions to pointers to
11920 incomplete record types are useless.
11922 2009-08-03 Richard Guenther <rguenther@suse.de>
11924 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11925 file will be created.
11926 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11927 * toplev.c (compile_file): Adjust comment.
11929 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11931 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11932 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11933 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11934 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11935 (sh_promote_function_mode): Fix typo.
11937 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11939 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11941 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11943 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11944 declaration arguments.
11946 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11948 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11949 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11950 (ix86_split_ashl): Ditto.
11951 (ix86_expand_vector_init_one_nonzero): Ditto.
11952 (ix86_expand_vector_set): Ditto.
11953 (ix86_expand_reduc_v4sf): Ditto.
11955 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11957 * explow.c (promote_function_mode): Remove assert.
11958 * config/sh/sh.c (sh_promote_function_mode): Declare.
11960 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11962 * config/pa/pa.c (pa_promote_function_mode): Declare.
11963 Change to static. Fix promote_mode call.
11965 * gthr-dce.h (CONST_CAST2): Define if not defined.
11966 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11968 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11970 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11972 * expr.c (store_constructor): Use promote_decl_mode. Remove
11973 now write-only variable unsignedp.
11974 (expand_expr_real_1): Use promote_decl_mode.
11975 * expr.h (promote_function_mode, promote_decl_mode): New.
11976 (promote_mode): Remove last argument.
11977 * function.c (assign_temp): Drop last argument of promote_mode.
11978 (assign_parm_find_data_types): Use promote_function_mode.
11979 (assign_parm_setup_reg): Likewise.
11980 (expand_function_end): Use promote_function_mode.
11981 * calls.c (initialize_argument_information): Use promote_function_mode.
11982 (precompute_arguments): Use promote_mode instead of checking if
11983 only PROMOTE_FUNCTION_MODE is defined.
11984 (expand_call): When making sibcall decisions, use promote_function_mode.
11985 Below, remove an if for targetm.calls.promote_function_return and
11986 and use promote_function_mode.
11987 (emit_library_call_value_1): Use promote_function_mode, fix bug
11988 where promote_mode was passed FOR_CALL == 0 for a return value in an
11990 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11991 * explow.c (promote_function_mode, promote_decl_mode): New.
11992 (promote_mode): Keep only the FOR_CALL == 0 case.
11993 * combine.c (setup_incoming_promotion): Remove test of
11994 promote_function_args. Use promote_function_mode.
11995 * stmt.c (expand_value_return): Use promote_decl_mode.
11996 (expand_decl): Use promote_decl_mode.
11998 * expr.c (store_constructor): Use promote_decl_mode. Remove
11999 now write-only variable unsignedp.
12000 (expand_expr_real_1): Use promote_decl_mode.
12001 * expr.h (promote_function_mode, promote_decl_mode): New.
12002 (promote_mode): Remove last argument.
12003 * function.c (assign_temp): Drop last argument of promote_mode.
12004 (assign_parm_find_data_types): Use promote_function_mode.
12005 (assign_parm_setup_reg): Likewise.
12006 (expand_function_end): Use promote_function_mode.
12007 * calls.c (initialize_argument_information): Use promote_function_mode.
12008 (precompute_arguments): Use promote_mode instead of checking if
12009 only PROMOTE_FUNCTION_MODE is defined.
12010 (expand_call): When making sibcall decisions, use promote_function_mode.
12011 Below, remove an if for targetm.calls.promote_function_return and
12012 and use promote_function_mode.
12013 (emit_library_call_value_1): Use promote_function_mode, fix bug
12014 where promote_mode was passed FOR_CALL == 0 for a return value in an
12016 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
12017 * explow.c (promote_function_mode, promote_decl_mode): New.
12018 (promote_mode): Keep only the FOR_CALL == 0 case.
12019 * combine.c (setup_incoming_promotion): Remove test of
12020 promote_function_args. Use promote_function_mode.
12021 * stmt.c (expand_value_return): Use promote_decl_mode.
12022 (expand_decl): Use promote_decl_mode.
12024 * explow.c (promote_function_mode): Just call the target hook.
12025 * targhooks.c (default_promote_function_mode,
12026 default_promote_function_mode_always_promote): New.
12027 * targhooks.h (default_promote_function_mode,
12028 default_promote_function_mode_always_promote): Declare.
12029 * target.h (promote_function_args, promote_function_return): Remove.
12030 (promote_function_mode): New.
12031 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
12032 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12033 (TARGET_PROMOTE_FUNCTION_MODE): New.
12034 (TARGET_CALLS): Adjust.
12035 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
12036 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
12038 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
12039 * config/s390/s390.c (s390_promote_function_mode): ... here,
12040 with pointer handling.
12041 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12042 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12044 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
12045 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
12046 with pointer handling.
12047 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12048 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12050 * config/sh/sh-protos.h (sh_promote_function_mode): New.
12051 * config/sh/sh.c (sh_promote_function_mode): New.
12052 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12053 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12055 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
12056 * config/cris/cris.c (cris_promote_function_mode): ... here.
12057 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12058 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12060 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
12061 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
12062 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12063 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
12065 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
12066 * config/arm/arm.c (arm_promote_function_mode): ... here, without
12067 complex type handling.
12068 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12069 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12071 * config/pa/pa.c (pa_promote_function_mode): New.
12072 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12073 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12075 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
12076 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12077 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
12078 * config/xtensa/xtensa.c: Likewise.
12079 * config/stormy16/stormy16.c: Likewise.
12080 * config/iq2000/iq2000.c: Likewise.
12081 * config/rs6000/rs6000.c: Likewise.
12082 * config/picochip/picochip.c: Likewise.
12083 * config/arc/arc.c: Likewise.
12084 * config/mcore/mcore.c: Likewise.
12085 * config/score/score.c: Likewise.
12086 * config/mips/mips.c: Likewise.
12087 * config/bfin/bfin.c: Likewise.
12088 * config/ia64/ia64.c: Likewise (disabled though).
12090 * config/frv/frv.h: Remove pointless remark.
12092 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
12093 TARGET_PROMOTE_FUNCTION_ARGS,
12094 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
12095 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
12097 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
12099 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
12100 -floop-parallelize-all.
12101 * toplev.c (process_options): Rename flag_graphite_force_parallel to
12102 flag_loop_parallelize_all.
12103 * tree-ssa-loop.c (gate_graphite_transforms): Same.
12104 * graphite.c (graphite_transform_loops): Same.
12105 * common.opt: Same.
12106 * graphite-poly.c (apply_poly_transforms): Same.
12108 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
12110 PR tree-optimization/40914
12111 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
12112 if set, then check the delta field of the PMF record.
12113 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
12114 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
12115 call is stored in the delta.
12117 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12119 * config/mips/mips.md (*clear_upper32_dext): New pattern.
12121 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
12123 * config/i386/bsd.h (ASM_BYTE): New define.
12124 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12125 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12126 .byte. Use fputs or putc instead of fprintf where appropriate.
12127 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12128 fputs or putc instead of fprintf where appropriate.
12129 * config/i386/i386elf.h: Ditto.
12130 * config/i386/sysv4.h: Ditto.
12132 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
12133 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
12134 (*tls_global_dynamic_64): Ditto.
12136 2009-07-31 Christian Bruel <christian.bruel@st.com>
12138 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
12140 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12142 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
12143 Remove dead code for MINUS.
12145 2009-07-31 Anthony Green <green@moxielogic.com>
12147 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
12149 (moxie_expand_epilogue): Ditto for epilogue.
12150 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
12151 incoming arguments.
12152 (moxie_function_arg): Ditto.
12153 (moxie_pass_by_reference): Ditto.
12154 (moxie_arg_partial_bytes): Ditto.
12155 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12156 (FUNCTION_ARG_ADVANCE) Ditto.
12157 (REG_PARM_STACK_SPACE) Ditto.
12158 (FUNCTION_ARG_REGNO_P) Dito.
12160 * config.gcc: Add moxie linux config support.
12161 * gcc/config/moxie/uclinux.h: New file.
12163 2009-07-31 DJ Delorie <dj@redhat.com>
12165 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
12166 (UNSPECV_SP_SWITCH_E): New.
12167 (sp_switch_1): Change to an unspec.
12168 (sp_switch_2): Change to an unspec. Don't use post-inc when we
12170 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
12171 reference the new stack's address
12173 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12175 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
12176 graphite-clast-to-gimple.o, graphite-dependences.o,
12177 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12178 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
12179 (graphite-blocking.o,
12180 graphite-clast-to-gimple.o, graphite-dependences.o,
12181 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12182 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
12183 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12184 * cfgloop.h (struct loop): Add can_be_parallel field.
12185 * common.opt (fgraphite-identity): Moved up.
12186 (fgraphite-force-parallel): New flag.
12187 * graphite.c: Rewrite.
12188 * graphite.h: Rewrite.
12189 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12191 * toplev.c (graphite_out_file): New file descriptor.
12192 (graphite_in_file): New.
12193 (process_options): flag_graphite_force_parallel cannot be used without
12195 * tree-ssa-loop.c: Include toplev.h.
12196 (gate_graphite_transforms): Enable flag_graphite for
12197 flag_graphite_force_parallel.
12199 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12201 * ChangeLog.graphite: New.
12202 * graphite-blocking.c: New.
12203 * graphite-clast-to-gimple.c: New.
12204 * graphite-clast-to-gimple.h: New.
12205 * graphite-dependences.c: New.
12206 * graphite-dependences.h: New.
12207 * graphite-interchange.c: New.
12208 * graphite-poly.c: New.
12209 * graphite-poly.h: New.
12210 * graphite-ppl.c: New.
12211 * graphite-ppl.h: New.
12212 * graphite-scop-detection.c: New.
12213 * graphite-scop-detection.h: New.
12214 * graphite-sese-to-poly.c: New.
12215 * graphite-sese-to-poly.h: New.
12219 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12221 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12222 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12224 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12226 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12227 (scev_is_linear_expression): Return false if the evolution is not
12228 affine multivariate.
12230 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12232 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12233 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12235 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12237 * tree-data-ref.c (debug_data_references): New.
12238 (debug_data_reference): New.
12239 * tree-data-ref.h (debug_data_references): Declared.
12240 (debug_data_reference): Declared.
12242 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12244 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12245 * tree-data-ref.h (scop_p): Removed.
12246 (struct data_reference): Remove field scop.
12247 (DR_SCOP): Removed.
12248 (stmt_simple_memref_p): Removed.
12250 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12252 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12253 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12256 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12258 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12260 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12262 * doc/invoke.texi (-fgraphite-identity): Documented.
12264 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12266 * tree-scalar-evolution.c: Fix comment.
12267 (instantiate_scev_1): Return unknow from scev instantiation if the
12268 result is not above instantiate_below.
12270 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12272 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12273 static anymore. Instantiate the symbols that may have been introduced
12275 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
12278 2009-07-30 DJ Delorie <dj@redhat.com>
12280 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
12281 .vliw directive to VLIW sections.
12283 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12285 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
12287 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
12288 (AUTOHEADER): New variable.
12289 ($(srcdir)/cstamp-h.in): Use it.
12291 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12292 Pat Haugen <pthaugen@us.ibm.com>
12293 Revital Eres <ERES@il.ibm.com>
12295 * config/rs6000/vector.md (VEC_F): Add VSX support.
12298 (mov<mode>): Ditto.
12299 (vector_load_<mode>): Ditto.
12300 (vector_store_<mode>): Ditto.
12301 (vector GPR move split): Ditto.
12302 (vec_reload_and_plus_<mptrsize>): Ditto.
12303 (vec_reload_and_reg_<mptrsize>): Ditto.
12304 (add<mode>3): Ditto.
12305 (sub<mode>3): Ditto.
12306 (mul<mode>3): Ditto.
12307 (neg<mode>2): Ditto.
12308 (abs<mode>2): Ditto.
12309 (smin<mode>3): Ditto.
12310 (smax<mode>3): Ditto.
12311 (vector_eq<mode>): Ditto.
12312 (vector_gt<mode>): Ditto.
12313 (vector_ge<mode>): Ditto.
12314 (vector_gtu<mode>): Ditto.
12315 (vector_select_<mode>_uns): Ditto.
12316 (vector_eq_<mode>_p): Ditto.
12317 (vector_gt_<mode>_p): Ditto.
12318 (vector_ge_<mode>_p): Ditto.
12319 (vector_gtu_<mode>_p): Ditto.
12320 (cr6_test_for_zero): Ditto.
12321 (cr6_test_for_zero_reverse): Ditto.
12322 (cr6_test_for_lt): Ditto.
12323 (cr6_test_for_lt_reverse): Ditto.
12324 (xor<mode>3): Ditto.
12325 (ior<mode>3): Ditto.
12326 (and<mode>3): Ditto.
12327 (one_cmpl<mode>2): Ditto.
12328 (nor<mode>2): Ditto.
12329 (andc<mode>2): Ditto.
12330 (float<VEC_int<mode>2): Ditto.
12331 (unsigned_float<VEC_int><mode>2): Ditto.
12332 (fix_trunc<mode><VEC_int>2): Ditto.
12333 (fixuns_trunc<mode><VEC_int>2): Ditto.
12335 (vec_set<mode>): Ditto.
12336 (vec_extract<mode>): Ditto.
12337 (vec_interleave_highv4sf): Ditto.
12338 (vec_interleave_lowv4sf): Ditto.
12339 (vec_realign_load_<mode>): Ditto.
12340 (vec_shl_<mode>): Ditto.
12341 (vec_shr_<mode>): Ditto.
12342 (div<mode>3): New patterns for VSX.
12343 (vec_interleave_highv2df): Ditto.
12344 (vec_interleave_lowv2df): Ditto.
12345 (vec_pack_trunc_v2df): Ditto.
12346 (vec_pack_sfix_trunc_v2df): Ditto.
12347 (vec_pack_ufix_trunc_v2df): Ditto.
12348 (vec_unpacks_hi_v4sf): Ditto.
12349 (vec_unpacks_lo_v4sf): Ditto.
12350 (vec_unpacks_float_hi_v4si): Ditto.
12351 (vec_unpacks_float_lo_v4si): Ditto.
12352 (vec_unpacku_float_hi_v4si): Ditto.
12353 (vec_unpacku_float_lo_v4si): Ditto.
12354 (movmisalign<mode>): Ditto.
12355 (vector_ceil<mode>2): New patterns for vectorizing math library.
12356 (vector_floor<mode>2): Ditto.
12357 (vector_btrunc<mode>2): Ditto.
12358 (vector_copysign<mode>3): Ditto.
12360 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12361 predicate for setting the high bit in each word, used for copysign.
12363 * config/rs6000/ppc-asm.h (f19): Whitespace.
12364 (f32-f63): Define if VSX.
12365 (v0-v31): Define if Altivec.
12366 (vs0-vs63): Define if VSX.
12368 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12370 * config/rs6000/power7.md: New file, provide tuning parameters for
12373 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12374 (rs6000_cpu_cpp_builtins): Ditto.
12375 (altivec_overloaded_builtins): Ditto.
12376 (altivec_resolve_overloaded_builtin): Ditto.
12378 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12379 debug switch to disable vectorizing simple math builtin
12382 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12383 Vectorize simple math builtin functions.
12384 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12385 hook to vectorize math builtins.
12386 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12387 (rs6000_builtin_conversion): Add VSX/power7 support.
12388 (rs6000_builtin_vec_perm): Ditto.
12389 (vsplits_constant): Add support for loading up a vector constant
12390 with just the high bit set in each part.
12391 (rs6000_expand_vector_init): Add VSX/power7 support.
12392 (rs6000_expand_vector_set): Ditto.
12393 (rs6000_expand_vector_extract): Ditto.
12394 (rs6000_emit_move): Ditto.
12395 (bdesc_3arg): Ditto.
12396 (bdesc_2arg): Ditto.
12397 (bdesc_1arg): Ditto.
12398 (rs6000_expand_ternop_builtin): Ditto.
12399 (altivec_expand_builtin): Ditto.
12400 (rs6000_expand_unop_builtin): Ditto.
12401 (rs6000_init_builtins): Ditto.
12402 (altivec_init_builtins): Ditto.
12403 (builtin_function_type): Ditto.
12404 (rs6000_common_init_builtins): Ditto.
12405 (rs6000_handle_altivec_attribute); Ditto.
12406 (rs6000_mangle_type): Ditto.
12407 (rs6000_vector_mode_supported_p): Ditto.
12408 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12409 are mode dependent.
12411 * config/rs6000/vsx.md: New file for VSX support.
12413 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12414 identifing values with just the most significant bit set.
12415 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12416 vectorized builtins.
12418 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12419 (UNSPEC_VRFIM): Delete.
12420 (splitter for loading up vector with most significant bit): New
12421 splitter for vectorizing copysign.
12422 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12423 vectorizing simple math functions.
12424 (altivec_vrfip): Add support for vectorizing simple math functions.
12425 (altivec_vrfim): Ditto.
12426 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12428 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12429 (power7.md, vsx.md): Include for power7 support.
12430 (copysigndf3): Use VSX instructions if -mvsx.
12431 (negdf2_fpr): Ditto.
12432 (absdf2_fpr): Ditto.
12433 (nabsdf2_fpr): Ditto.
12434 (adddf3_fpr): Ditto.
12435 (subdf3_fpr): Ditto.
12436 (muldf3_fpr): Ditto.
12437 (divdf3_fpr): Ditto.
12438 (fix_truncdfdi2_fpr): Ditto.
12439 (cmpdf_internal1): Ditto.
12440 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12441 (btruncdf2, btruncdf2_fpr): Ditto.
12442 (ceildf2, ceildf2_fpr): Ditto.
12443 (floordf2, floordf2_fpr): Ditto.
12444 (floatdidf2, floatdidf2_fpr): Ditto.
12445 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12446 (fmsubdf4_fpr): Ditto.
12447 (fnmadddf4_fpr_1): Ditto.
12448 (fnmadddf4_fpr_2): Ditto.
12449 (fnmsubdf4_fpr_1): Ditto.
12450 (fnmsubdf4_fpr_2): Ditto.
12451 (fixuns_truncdfdi2): Add expander for VSX support.
12452 (fix_truncdfdi2): Ditto.
12453 (fix_truncdfsi2): Ditto.
12454 (ftruncdf2): Ditto.
12455 (btruncsf2): Whitespace.
12456 (movdf_hardfloat32): Add support for VSX registers.
12457 (movdf_softfloat32): Ditto.
12458 (movdf_hardfloat64): Ditto.
12459 (movdf_hardfloat64_mfpgpr): Ditto.
12460 (movdf_softfloat64): Ditto.
12461 (movti splitters): Add check for vector registers supporting
12462 TImode in the future.
12463 (bpermd): Add power7 bpermd instruction.
12465 * config/rs6000/altivec.h (vec_div): Define if VSX.
12468 (vec_nmadd): Ditto.
12469 (vec_nearbyint): Ditto.
12472 (all predicates): Use the generic builtin function, and not the V4SF
12473 specific function so that the predicates will work with VSX's V2DF.
12474 (vec_all_*): Ditto.
12475 (vec_any_*): Ditto.
12477 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12478 Document new VSX functions and types.
12480 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12483 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12484 "wa", and "j" constraints. Modify "v" to talk about Altivec
12485 instead of just vector.
12487 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12490 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12491 location for phi arguments.
12492 (rewrite_update_phi_arguments): Find locations for reaching defs.
12493 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12494 Add location to add_phi_arg calls.
12495 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12496 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12497 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12498 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12499 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12500 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12501 * tree-phinodes.c (make_phi_node): Initialize location.
12502 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12503 (add_phi_arg): Add location parameter.
12504 (remove_phi_arg_num): Move location when moving phi argument.
12505 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12507 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12508 slpeel_update_phi_nodes_for_guard1,
12509 slpeel_update_phi_nodes_for_guard2,
12510 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12511 vect_loop_versioning): Set locations.
12512 * tree-parloops.c (create_phi_for_local_result,
12513 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12514 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12515 * tree-vect-loop.c (get_initial_def_for_induction,
12516 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12518 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12519 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12520 (gimple_phi_arg_set_location): New. Set locus.
12521 (gimple_phi_arg_has_location): New. Check for locus.
12522 (redirect_edge_var_map_location): New. Return locus from var_map.
12523 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12524 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12525 combining PHI arguments.
12526 (cond_store_replacement): Set location.
12527 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12528 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12529 scop_add_exit_phis_edge): Add locations.
12530 * tree-cfgcleanup.c (remove_forwarder_block,
12531 remove_forwarder_block_with_phi): Add locations.
12532 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12533 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12535 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12536 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12537 flush_pending_stmts): Add source location.
12538 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12539 stack to preserve locations.
12540 * tree-vect-stmts.c (vectorizable_load): Add location.
12541 * tree-inline.c (copy_phis_for_bb): Copy locus.
12542 (setup_one_parameter): Add call locus to inlined parameter stmts.
12543 (initialize_inlined_parameters): Pass in call location as parameter
12545 (tree_function_versioning): Pass location to setup_one_parameter.
12546 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12547 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12548 copy and edge lists.
12549 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12550 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12551 locus parameter and override the stmt default if provided.
12552 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12553 elim_graph_add_edge, elim_graph_remove_succ_edge,
12554 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12555 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12556 eliminate_phi): Add locus info in elimination graph for each edge and
12558 (insert_backedge_copies): Copy locus if present.
12559 * tree-flow.h (struct _edge_var_map): Add locus field.
12560 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12561 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12562 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12564 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12566 2009-07-30 Martin Jambor <mjambor@suse.cz>
12568 PR tree-optimization/40570
12569 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12570 use inlining loops.
12572 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12574 * ssa-loop-manip.c: Include langhooks.h.
12575 (rewrite_phi_with_iv): New.
12576 (rewrite_all_phi_nodes_with_iv): New.
12577 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12578 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12579 * tree-parloops.c (loop_parallel_p): Move out all conditions
12580 except dependency check.
12581 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12582 (gen_parallel_loop): Call canonicalize_loop_ivs without
12583 reduction_list argument.
12584 (build_new_reduction): New.
12585 (gather_scalar_reductions): New.
12586 (try_get_loop_niter): New.
12587 (try_create_reduction_list): New.
12588 (parallleize_loops): Change the parallel conditions check.
12589 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12590 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12592 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12594 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12596 * doc/options.texi (Option properties): Mention new quoting syntax.
12598 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12600 * config/alpha/alpha.c (alpha_start_function):
12601 Handle VMS_DEBUG_MAIN_POINTER
12602 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12603 * doc/invoke.texi: Document -mdebug-main switch.
12605 2009-07-29 Richard Henderson <rth@redhat.com>
12607 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12608 (cgraph_create_edge_including_clones): Likewise.
12609 * tree-inline.c (copy_bb): Operate on the correct edges
12610 when updating the callgraph.
12612 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12614 * config/alpha/vms-cc.c: Deleted.
12615 * config/alpha/vms-ld.c: Deleted.
12616 * config/alpha/t-vms64: Moved to config/vms
12617 * config/alpha/vms-crt0-64.c: Moved to config/vms
12618 * config/alpha/vms-crt0.c: Moved to config/vms
12619 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12620 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12621 * config/alpha/xm-vms.h: Moved to config/vms
12622 * config/alpha/x-vms: Moved to config/vms
12623 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12625 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12626 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12628 * config/vms/t-vms64: Moved here from config/alpha
12629 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12630 (argc,argv,envp): Enforce 32bit malloc'ing.
12631 * config/vms/vms-psxcrt0-64.c: Likewise.
12632 * config/vms/vms-crt0.c: Moved here from config/alpha.
12633 * config/vms/vms-psxcrt0.c: Likewise.
12634 * config/vms/vms-crtl-64.h: New file.
12635 * config/vms/vms-crtl.h: New file.
12636 * config/vms/vms.opt: New file.
12637 * config/vms/xm-vms64.h: New file.
12638 * config/vms/xm-vms.h: Moved here from config/alpha.
12639 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12641 * config/vms/x-vms: Moved here from config/alpha.
12642 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12643 (vms-ld.o, vms-cc.o): Removed.
12644 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12646 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12648 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12649 correct stack (obvious VMS fix).
12651 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12653 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12654 date, version info if VMS_DEBUGGING_INFO defined.
12655 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12656 size, date calculating code moved here.
12658 2009-07-29 Paul Brook <paul@codesourcery.com>
12660 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12663 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12666 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12667 to DImode when generating insq_le insn.
12669 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12671 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12672 New macro set for VMS_DEBUGGGING_INFO.
12673 (AT_string_form): Use it.
12675 2009-07-28 DJ Delorie <dj@redhat.com>
12677 * config/mep/mep.c (vtext_section): New.
12678 (vftext_section): New.
12679 (ftext_section): New.
12680 (mep_select_section): Add support for functions.
12681 (mep_unique_section): Likewise.
12682 (mep_asm_init_sections): Likewise.
12683 (mep_encode_section_info): Remove it from here.
12685 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12687 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12689 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12690 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12692 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12694 * dwarf2out.c (output_file_names): Test new macro
12695 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12696 (add_comp_dir_attribute): Likewise.
12698 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12700 * config/i386/mingw-w64.h (LINK_SPEC): Add
12701 separating space between commands.
12703 2009-07-28 Jan Hubicka <jh@suse.cz>
12705 PR tree-optimization/40759
12706 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12709 2009-07-27 DJ Delorie <dj@redhat.com>
12711 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12712 types are dword-aligned.
12713 (mep_expand_va_start): Likewise.
12715 2009-07-27 Olivier Hainque <hainque@adacore.com>
12716 Douglas B Rupp <rupp@gnat.com>
12718 * convert.c (convert_to_pointer): Don't assume the target
12719 pointer type is POINTER_SIZE long. Fetch its precision instead.
12721 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12723 * system.h (fopen): Undefine if macro.
12725 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12727 * dwarf2out.c (output_cfi_p): Removed.
12728 (output_cfis): New function.
12729 (output_fde): New function, split from output_call_frame_info.
12730 (output_call_frame_info): Use it.
12731 (dwarf2out_switch_text_section): Use output_cfis.
12733 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12735 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12736 TARGET_BI_ARCH is specified without enabling SJLJ.
12737 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12738 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12740 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12742 * arm.md (negdi2): Use DImode if forcing a value into a register.
12744 2009-07-26 Ira Rosen <irar@il.ibm.com>
12746 PR tree-optimization/40801
12747 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12748 of vector operand from the previous copy of vector statement.
12749 Pass the correct definition type value to
12750 vect_get_vec_def_for_stmt_copy().
12752 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12754 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12755 const char ** conversion.
12757 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12759 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12760 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12761 (gcc_unreachable): Invoke __builtin_unreachable() if
12762 !ENABLE_ASSERT_CHECKING.
12764 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12766 PR rtl-optimization/40445
12767 * emit-rtl.c (next_nonnote_insn_bb): New function.
12768 * rtl.h (next_nonnote_insn_bb): Declare new function.
12769 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12770 with no successors that is the successor of the ENTRY_BLOCK.
12771 Continue from the top after removing an empty fallthrough block.
12772 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12773 of next_nonnote_insn.
12775 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12777 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12779 2009-07-25 Martin Jambor <mjambor@suse.cz>
12781 * c-common.c (c_common_attribute_table): New element for noclone.
12782 (handle_noclone_attribute): New function. Forward-declare.
12783 * tree-inline.c (tree_versionable_function_p): Check for noclone
12785 * doc/extend.texi (Labels as Values): Document need for noclone.
12786 (Function Attributes): Document noclone attribute.
12788 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12790 PR rtl-optimization/34999
12791 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12792 and dw_fde_switched_cold_to_hot fields.
12793 (output_cfi_p): New function.
12794 (output_call_frame_info): If fde->dw_fde_switched_sections,
12795 output 2 FDEs instead of one with corrupted header.
12796 (dwarf2out_do_cfi_startproc): New function.
12797 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12798 and fde->dw_fde_switched_cold_to_hot.
12799 (dwarf2out_switch_text_section): Compute
12800 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12801 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12802 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12803 Otherwise, compute fde->dw_fde_switch_cfi.
12805 2009-07-24 Cary Coutant <ccoutant@google.com>
12807 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12809 2009-07-24 Cary Coutant <ccoutant@google.com>
12811 * cfghooks.c (split_block): Copy discriminator to new block.
12812 * tree-cfg.c (assign_discriminator): Check location of last
12813 instruction in block as well as first.
12815 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12817 * config/i386/linux.c: Use fputs or putc instead of fprintf
12819 * config/i386/gas.h: Ditto.
12820 * config/i386/x86-64.h: Ditto.
12821 * config/i386/att.h: Ditto.
12823 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12825 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12828 2009-07-24 Martin Jambor <mjambor@suse.cz>
12830 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12831 (ipa_push_func_to_list_1): Declare.
12832 (ipa_push_func_to_list): New function.
12834 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12835 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12836 (ipa_push_func_to_list): Removed.
12837 (ipa_pop_func_from_list): Clear node_enqueued flag.
12839 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12841 * config/s390/s390.c (override_options): Default
12842 max-unrolled-insns to 100 for z10 tuning.
12844 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12846 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12847 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12848 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12849 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12850 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12851 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12852 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12854 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12856 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12857 use default set in mingw32.h header.
12858 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12859 64-bit /mingw/include path.
12860 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12863 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12865 PR rtl-optimization/40209
12866 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12868 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12870 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12871 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12872 with the rest of string where appropriate. Use fputs or putc
12873 instead of fprintf where appropriate.
12875 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12876 Pat Haugen <pthaugen@us.ibm.com>
12877 Revital Eres <ERES@il.ibm.com>
12879 * config/rs6000/vector.md: New file. Move most of the vector
12880 expander support here from altivec.md to allow for the VSX vector
12881 unit in the future. Add support for secondary_reload patterns.
12882 Rewrite the patterns for vector comparison, and vector comparison
12883 predicate instructions so that the RTL expresses the desired
12884 behavior, instead of using unspec.
12886 * config/rs6000/constraints.md ("f" constraint): Use
12887 rs6000_constraints to hold the precalculated register class.
12888 ("d" constraint): Ditto.
12889 ("wd" constraint): New constraint for VSX.
12890 ("wf" constraint): Ditto.
12891 ("ws" constraint): Ditto.
12892 ("wa" constraint): Ditto.
12893 ("wZ" constraint): Ditto.
12894 ("j" constraint): Ditto.
12896 * config/rs6000/predicates.md (vsx_register_operand): New
12898 (vfloat_operand): New predicate for vector.md.
12899 (vint_operand): Ditto.
12900 (vlogical_operand): Ditto.
12901 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12902 (easy_vector_constant): Add VSX support.
12903 (altivec_indexed_or_indirect_operand): New predicate for
12904 recognizing Altivec style memory references with AND -16.
12906 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12907 for vector secondary reload support.
12908 (rs6000_vector_reg_class): Delete, replacing it with
12909 rs6000_constraints.
12910 (rs6000_vsx_reg_class): Ditto.
12911 (rs6000_constraints): New array to hold the register classes of
12912 each of the register constraints that can vary at runtime.
12913 (builtin_mode_to_type): New static array for builtin function type
12915 (builtin_hash_table): New static hash table for builtin function
12917 (TARGET_SECONDARY_RELOAD): Define target hook.
12918 (TARGET_IRA_COVER_CLASSES): Ditto.
12919 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12920 registers are 128 bits if VSX memory reference instructions are used.
12921 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12922 unit is being used.
12923 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12924 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12925 Print several of the scheduling related parameters.
12926 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12927 rs6000_constraints instead of rs6000_vector_reg_class. Move
12928 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12929 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12930 Altivec. Add VSX support. Setup for secondary reload support on
12931 Altivec/VSX registers.
12932 (rs6000_override_options): Make power7 set the scheduling groups
12933 like the power5. Add support for new debug switches to override
12934 the scheduling defaults. Temporarily disable -mcpu=power7 from
12935 setting -mvsx. Add support for debug switches -malways-hint,
12936 -msched-groups, and -malign-branch-targets.
12937 (rs6000_buitlin_conversion): Add support for returning unsigned
12938 vector conversion functions to fix regressions due to stricter
12940 (rs6000_builtin_mul_widen_even): Ditto.
12941 (rs6000_builtin_mul_widen_odd): Ditto.
12942 (rs6000_builtin_vec_perm): Ditto.
12943 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12944 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12945 to zero a register.
12946 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12947 generated upstream.
12948 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12949 VSX types for bit operations. Changes to accomidate vector.md.
12950 (bdesc_2arg): Ditto.
12951 (bdesc_1arg): Ditto.
12952 (struct builtin_description_predicates): Rewrite predicate
12953 handling so that RTL describes the operation, instead of passing
12954 the instruction to be used as a string argument.
12955 (bdesc_altivec_preds): Ditto.
12956 (altivec_expand_predicate_builtin): Ditto.
12957 (altivec_expand_builtin): Ditto.
12958 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12959 statement for vsldoi support.
12960 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12961 (altivec_expand_st_builtin): Ditto.
12962 (paired_expand_builtin): Whitespace changes.
12963 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12964 builtin_mode_to_type table for secondary reload. Call
12965 builtin_function_type to build random builtin functions.
12966 (altivec_init_builtins): Change to use builtin_function_type to
12967 create builtin function types dynamically as we need them.
12968 (builtin_hash_function): New support for hashing the tree types
12969 for builtin function as we need it, rather than trying to build
12970 all of the trees that we need. Add initial preliminary VSX support.
12971 (builtin_function_type): Ditto.
12972 (builtin_function_eq): Ditto.
12973 (builtin_hash_struct): Ditto.
12974 (rs6000_init_builtins): Ditto.
12975 (rs6000_common_init_builtins): Ditto.
12976 (altivec_init_builtins): Ditto.
12977 (rs6000_common_init_builtins): Ditto.
12978 (enum reload_reg_type): New enum for simplifing reg classes.
12979 (rs6000_reload_register_type): Simplify register classes into GPR,
12980 Vector, and other registers. Altivec and VSX addresses in reload.
12981 (rs6000_secondary_reload_inner): Ditto.
12982 (rs6000_ira_cover_classes): New target hook, that returns the
12983 appropriate cover classes, based on -mvsx being used or not.
12984 (rs6000_secondary_reload_class): Add VSX support.
12985 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12986 (get_vsel_insn): Ditto.
12987 (rs6000_emit_vector_compare): Rewrite vector conditional support
12988 so that where we can, we use RTL operators, instead of blindly use
12990 (rs6000_emit_vector_select): Ditto.
12991 (rs6000_emit_vector_cond_expr): Ditto.
12992 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12993 (create_TOC_reference): Add -mdebug=addr support.
12994 (emit_frame_save): VSX loads/stores need register indexed addressing.
12996 * config/rs6000/rs6000.md: Include vector.md.
12998 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
13000 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13001 support for V2DI, V2DF in logical, permute, select operations.
13003 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
13004 switch for vsx/power7.
13005 (-mvsx-scalar-memory): Ditto.
13006 (-mvsx-align-128): Ditto.
13007 (-mallow-movmisalign): Ditto.
13008 (-mallow-df-permute): Ditto.
13009 (-msched-groups): Ditto.
13010 (-malways-hint): Ditto.
13011 (-malign-branch-targets): Ditto.
13013 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
13015 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
13016 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
13017 (rs6000_vector_reg_class): Delete.
13018 (rs6000_vsx_reg_class): Ditto.
13019 (enum rs6000_reg_class_enum): New enum for the constraints that
13020 vary based on target switches.
13021 (rs6000_constraints): New array to hold the register class for all
13022 of the register constraints that vary based on the switches used.
13023 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
13024 (enum rs6000_builtins): Add unsigned varients for the builtin
13025 declarations returned by target hooks for expanding multiplies,
13026 select, and permute operations. Add VSX builtins.
13027 (enum rs6000_builtin_type_index): Add entries for VSX.
13028 (V2DI_type_node): Ditto.
13029 (V2DF_type_node): Ditto.
13030 (unsigned_V2DI_type_node): Ditto.
13031 (bool_long_type_node): Ditto.
13032 (intDI_type_internal_node): Ditto.
13033 (uintDI_type_internal_node): Ditto.
13034 (double_type_internal_node): Ditto.
13036 * config/rs6000/altivec.md (whole file): Move all expanders to
13037 vector.md from altivec.md. Rename insn matching functions to be
13039 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
13040 (altivec_vcmp*): Ditto.
13041 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
13042 (VM): New iterator for moves that includes the VSX types.
13043 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
13044 (altivec_vperm_<mode>_uns): New, for unsigned types.
13045 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
13046 (altivec_eq<mode>): Ditto.
13047 (altivec_gt<mode>): Ditto.
13048 (altivec_gtu<mode>): Ditto.
13049 (altivec_eqv4sf): Ditto.
13050 (altivec_gev4sf): Ditto.
13051 (altivec_gtv4sf): Ditto.
13052 (altivec_vcmpbfp_p): Ditto.
13054 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
13056 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
13059 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
13062 * config/i386/i386.c (output_387_ffreep): Rewrite to use
13063 ASM_SHORT instead of .word.
13064 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
13065 instead of .word in asm template.
13067 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
13070 * ira-lives.c (bb_has_abnormal_call_pred): New function.
13071 (process_bb_node_lives): Use it.
13073 * ira.c (setup_cover_and_important_classes): Don't setup
13074 ira_important_class_nums. Add cover classes to the end of
13076 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
13078 (find_reg_class_closure): Use reorder_important_classes.
13080 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
13082 * config/i386/i386.c (i386_ira_cover_classes): New function.
13083 (TARGET_IRA_COVER_CLASSES): Redefine.
13085 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
13086 importance of order of cover classes in the array.
13088 2009-07-22 Diego Novillo <dnovillo@google.com>
13090 * tree-pass.h (TDF_EH): Define.
13091 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
13092 contains TDF_EH, print the EH region number holding GS.
13093 * tree-dump.c (dump_options): Add "eh".
13094 * doc/invoke.texi: Document it.
13096 2009-07-22 Doug Kwan <dougkwan@google.com>
13098 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13100 2009-07-22 Michael Matz <matz@suse.de>
13102 PR tree-optimization/35229
13103 PR tree-optimization/39300
13105 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
13106 (inhibit_phi_insertion): New function.
13107 (insert_into_preds_of_block): Call it for REFERENCEs.
13108 (init_pre): Initialize and finalize scalar evolutions.
13109 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
13111 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
13113 * config/i386/predicates.md (zero_extended_scalar_load_operand):
13114 Use CONST_VECTOR_NUNITS to determine number of elements.
13116 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
13118 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
13119 (U, W): Constraints are now deprecated and will be removed if we
13120 run out of letters.
13121 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13123 ("prefetch"): Add the stcmh instruction for prefetching.
13124 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13126 (s390_short_displacement): Return always true if compiling for
13127 machines not providing the long displacement facility.
13128 (s390_mem_constraint): Support the new constraint letter Z.
13129 (s390_check_qrst_address): New function.
13131 2009-07-21 DJ Delorie <dj@redhat.com>
13133 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
13136 2009-07-21 Jason Merrill <jason@redhat.com>
13138 * c-common.c (max_tinst_depth): Increase default to 1024.
13140 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13142 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13143 (vec_unpacku_float_lo_v4si): Ditto.
13145 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13148 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
13149 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
13150 (builtin_description): Add __builtin_ia32_cvtudq2ps.
13151 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
13153 2009-07-21 Jakub Jelinek <jakub@redhat.com>
13155 PR tree-optimization/40813
13156 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
13159 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
13161 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
13162 with a NOP_EXPR if needed.
13164 2009-07-21 Paul Brook <paul@codesourcery.com>
13166 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
13167 Terminate debug dump with newline.
13169 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13171 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
13172 Cast "1" to unsigned HOST_WIDE_INT.
13173 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
13174 deposit length to the maximum length - lsb. Extend length if
13175 HOST_BITS_PER_WIDE_INT is 32.
13177 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13179 * cgraph.h (constant_pool_htab): New function.
13180 (constant_descriptor_tree): Move from varasm.c.
13181 * varasm.c (constant_pool_htab): New function.
13182 (constant_descriptor_tree): Move to cgraph.h.
13184 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13186 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13188 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13190 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13193 2009-07-20 Xinliang David Li <davidxl@google.com>
13195 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13197 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13199 * config/mips/mips.md (move_type): Add arith.
13200 (type): Handle arith.
13201 (zero_extendsidi2): Rename this into ...
13202 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13203 (zero_extendsidi2): New expander.
13204 (*zero_extendsidi2_dext): New pattern.
13206 2009-07-20 Nick Clifton <nickc@redhat.com>
13208 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13209 to set MIPS_ABI_DEFAULT.
13210 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13212 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13214 * tree-object-size.c (addr_object_size): Handle unions with
13215 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13217 PR tree-optimization/40792
13218 * tree.c (build_function_type_skip_args): Remove bogus assert.
13220 2009-07-20 Jan Hubicka <jh@suse.cz>
13221 Martin Jambor <mjambor@suse.cz>
13223 * cgraph.h (combined_args_to_skip): New field.
13224 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13225 combined_args_to_skip and args_to_skip.
13226 * tree-inline.c (update_clone_info): New function.
13227 (tree_function_versioning): Call update_clone_info.
13228 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13230 (cgraph_materialize_all_clones): More extensive dumping, working
13231 with combined_args_to_skip rather than args_to_skip.
13233 2009-07-20 Ira Rosen <irar@il.ibm.com>
13235 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13236 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13237 (get_initial_def_for_reduction): Likewise.
13238 (vectorizable_reduction): Skip the check of first operand in case
13239 of COND_EXPR. Add check that it is outer loop vectorization if
13240 nested cycle was detected. Call vectorizable_condition() for
13241 COND_EXPR. If reduction epilogue cannot be created do not fail for
13242 nested cycles (if it is not double reduction). Assert that there
13243 is only one type in the loop in case of COND_EXPR. Call
13244 vectorizable_condition() to vectorize COND_EXPR.
13245 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13246 Add parameters. Allow nested cycles if called from
13247 vectorizable_reduction(). Use reduction vector variable if provided.
13248 (vect_analyze_stmt): Call vectorizable_reduction() before
13249 vectorizable_condition().
13250 (vect_transform_stmt): Update call to vectorizable_condition().
13252 2009-07-20 Christian Bruel <christian.bruel@st.com>
13254 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13255 * doc/invoke.texi (-mfmovd): Likewise.
13256 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13258 2009-07-20 Jan Hubicka <jh@suse.cz>
13260 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13261 when handling SSA name.
13263 2009-07-19 Jan Hubicka <jh@suse.cz>
13265 PR tree-optimization/40676
13266 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13267 virtual PHIs in empty BBs.
13269 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13271 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13272 re-expanded the compound use gen_lowpart instead to convert to the
13275 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13277 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
13278 OUTER_CONST arguments.
13279 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
13280 the new wider mode will be masked off.
13281 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
13283 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13285 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
13286 high-order bits are zero.
13288 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13290 * combine.c (simplify_shift_const_1): Split code to determine
13291 shift_mode into ...
13292 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
13293 new bits shifted in are identical to the old sign bit.
13295 2009-07-18 Richard Guenther <rguenther@suse.de>
13298 * gimplify.c (gimplify_call_expr): Reject code using results from
13299 functions returning void.
13301 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13303 * doc/md.texi: Document the new PowerPC "es" constraint.
13304 Document that "m" can include automodified addresses on this target,
13305 and explain how %U must be used. Extend the "Q" and "Z" documentation
13306 to suggest "es" as well as "m".
13307 * config/rs6000/constraints.md (es): New memory constraint.
13308 (Q, Z): Update strings to match new documentation.
13310 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13312 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13313 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13314 * config/rs6000/predicates.md (volatile_mem_operand): Use
13315 offsettable_nonstrict_memref_p.
13316 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13317 (*floatunssidf2_internal): Likewise.
13318 (*fix_truncdfsi2_internal): Likewise.
13319 (*fix_trunctfsi2_internal): Likewise.
13321 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13323 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13324 atmega32u2 devices.
13325 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13327 2009-07-17 Richard Guenther <rguenther@suse.de>
13330 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13331 (pass_warn_unused_result): Likewise.
13332 (TODO_set_props): Remove.
13333 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13335 (pass_diagnose_omp_blocks): Define.
13336 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13337 (c_gimple_diagnostics_recursively): Remove.
13338 (finish_function): Do not call it.
13339 (c_write_global_declarations): Continue after errors.
13340 Finalize the CU here.
13341 * c-gimplify.c (c_genericize): Do not gimplify here.
13342 * c-common.c (c_warn_unused_result): Move ...
13343 * tree-cfg.c (do_warn_unused_result): ... here.
13344 (run_warn_unused_result): New function.
13345 (gate_warn_unused_result): New function.
13346 (pass_warn_unused_result): New pass.
13347 * c-common.h (c_warn_unused_result): Remove.
13348 * flags.h (flag_warn_unused_result): Declare.
13349 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13350 * opts.c (flag_warn_unused_result): Initialize to false.
13351 * toplev.c (compile_file): Add comment.
13352 * omp-low.c (create_omp_child_function): Do not register
13353 the function with the frontend.
13354 (diagnose_omp_structured_block_errors): Prepare to be
13355 called as optimization pass.
13356 (gate_diagnose_omp_blocks): New function.
13357 (pass_diagnose_omp_blocks): New pass.
13358 * cgraph.h (cgraph_optimize): Remove.
13359 (cgraph_analyze_function): Likewise.
13360 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13361 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13362 before their parents here.
13363 (cgraph_finalize_function): Not here.
13364 (cgraph_analyze_function): Gimplify functions here.
13365 (cgraph_finalize_compilation_unit): Continue after errors.
13366 Optimize the callgraph from here.
13367 (cgraph_optimize): Make static.
13368 * langhooks.c (write_global_declarations): Finalize the CU.
13369 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13370 (gimplify_function_tree): Assert we gimplify only once.
13371 Set PROP_gimple_any property.
13372 * tree-nested.c (gimplify_all_functions): New function.
13373 (lower_nested_functions): Gimplify all nested functions.
13374 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13375 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13376 and pass_diagnose_omp_blocks after gimplification. Do not
13377 set TODO_set_props on all_lowering_passes.
13378 (execute_one_pass): Do not handle TODO_set_props.
13379 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13380 (gimplify.o): Add tree-pass.h dependency.
13381 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13382 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13383 (unsave_r): Likewise.
13384 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13385 temporary variable.
13387 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13389 * doc/service.texi (Service): Restore previously removed link,
13390 which isn't broken after all.
13392 2009-07-17 Richard Guenther <rguenther@suse.de>
13394 PR tree-optimization/40321
13395 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13396 PHI nodes to the maximal set.
13397 (make_values_for_phi): Add PHI arguments to the maximal set.
13398 (execute_pre): Dump PHI_GEN and the maximal set.
13400 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13403 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13406 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13408 * doc/extend.texi (Nested Functions): Replace broken link with
13410 * doc/service.texi (Service): Remove broken link.
13412 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13415 * builtins.c (expand_builtin_memcmp): Use loc instead of
13416 EXPR_LOCATION (exp).
13417 (expand_builtin_strncmp): Likewise.
13419 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13420 Manuel López-Ibáñez <manu@gcc.gnu.org>
13423 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13424 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13425 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13426 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13427 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13428 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13429 tree-inline.c, c-common.c, c-common.h, gimple.c,
13430 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13431 convert.c: Add location argument to fold_{unary,binary,ternary},
13432 fold_build[123], build_call_expr, build_size_arg,
13433 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13434 fold_build1_initializer, fold_build2_initializer,
13435 fold_build3_initializer, fold_build_call_array,
13436 fold_build_call_array_initializer, fold_single_bit_test,
13437 omit_one_operand, omit_two_operands, invert_truthvalue,
13438 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13439 combine_comparisons, fold_builtin_*, fold_call_expr,
13440 build_range_check, maybe_fold_offset_to_address, round_up,
13443 2009-07-16 Jason Merrill <jason@redhat.com>
13446 * c-common.c (c_common_reswords): Add __is_standard_layout
13448 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13449 * doc/implement-cxx.texi: New.
13450 * doc/gcc.texi: Include it.
13452 2009-07-16 DJ Delorie <dj@redhat.com>
13454 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13455 compares that may be indirectly affected by previous instructions.
13457 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13459 * builtins.c (do_mpc_arg2): New.
13460 (fold_builtin_2): Fold builtin cpow.
13461 * real.h (HAVE_mpc_pow): New.
13463 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13465 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13466 comparison to skip unprofitable schedule
13468 2009-07-16 Simon Baldwin <simonb@google.com>
13470 * gcc.c (option_map): New flag -no-canonical-prefixes.
13471 * (display_help): Print help text for new flag.
13472 * (process_command): Move options translation and language specifics
13473 and handle new flag early. Use it to set a function pointer to a
13474 prefix builder. Replace make_relative_prefix calls with calls to
13475 the function pointed to. Ignore new flag in regular options handling.
13476 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13478 2009-07-15 DJ Delorie <dj@redhat.com>
13480 * config/mep/mep.md (sibcall_internal): Change register to avoid
13481 argument registers.
13482 (sibcall_value_internal): Likewise.
13484 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13486 PR rtl-optimization/40710
13487 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13489 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13491 * config/mips/mips.md (*extenddi_truncate<mode>,
13492 *extendsi_truncate<mode>): Change type attribute to move_type
13493 with shift_shift. Split out code handling exts from here ...
13494 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13496 (*extendhi_truncateqi): Change type attribute to move_type with
13497 shift_shift. Split out code handling exts from here ...
13498 (*extendhi_truncateqi_exts): ... to this new pattern.
13500 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13502 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13503 instead of "and" with inverted sign bit mask value. Use
13504 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13505 Allocate registers only for operand 4 and operand 5.
13507 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13509 PR middle-end/40747
13510 * fold-const.c (fold_cond_expr_with_comparison): When folding
13511 < and <= to MIN, make sure the MIN uses the same type as the
13512 comparison's operands.
13514 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13516 * arm.md (ior_xor): New code iterator.
13517 (split for ior/xor with shift and zero-extend): New split pattern.
13518 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13520 2009-07-15 Richard Guenther <rguenther@suse.de>
13522 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13525 2009-07-15 Richard Guenther <rguenther@suse.de>
13527 PR middle-end/40753
13528 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13530 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13532 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13533 handle 2.6.30 kernel.
13535 2009-07-15 DJ Delorie <dj@redhat.com>
13537 * config/mep/mep.md (sibcall_internal): Change register to allow
13538 for 24-bit addresses.
13539 (sibcall_value_internal): Likewise.
13541 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13543 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13544 that are enabled/disabled by the flags introduced by a previous patch.
13546 2009-07-14 DJ Delorie <dj@redhat.com>
13548 * config/mep/mep.md (sibcall_internal): Include non-toggling
13550 (sibcall_value_internal): Likewise.
13552 2009-07-14 Taras Glek <tglek@mozilla.com>
13553 Rafael Espindola <espindola@google.com>
13555 * doc/sourcebuild.texi: Document install-plugin target.
13556 * configure.ac: Added install-plugin target to language makefiles.
13557 * configure: Regenerate.
13558 * Makefile.in (install-plugin): Install more headers,
13559 depend on lang.install-plugin.
13561 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13563 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13566 2009-07-14 DJ Delorie <dj@redhat.com>
13568 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13569 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13570 * config/mep/mep.md (sibcall_internal): Change test from
13571 mep_vliw_mode_match to mep_vliw_jmp_match.
13572 (sibcall_value_internal): Likewise.
13574 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13576 * config/i386/sse.md (copysign<mode>3): New expander.
13577 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13578 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13579 Use ix86_build_const_vector.
13580 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13581 IX86_BUILTIN_CPYSGNPD.
13582 (builtin_description): Add __builtin_ia32_copysignps and
13583 __builtin_ia32_copysignpd.
13584 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13585 and BUILT_IN_COPYSIGNF.
13587 2009-07-13 Jason Merrill <jason@redhat.com>
13589 * builtins.c (can_trust_pointer_alignment): New fn.
13590 (get_pointer_alignment): Factor it out from here.
13591 * tree.h: Declare it.
13593 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13595 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13598 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13602 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13604 2009-07-14 Richard Guenther <rguenther@suse.de>
13605 Andrey Belevantsev <abel@ispras.ru>
13607 PR middle-end/40745
13608 * cfgexpand.c (partition_stack_vars): Do not bother to update
13609 alias information when not optimizing.
13611 2009-07-14 Richard Guenther <rguenther@suse.de>
13612 Andrey Belevantsev <abel@ispras.ru>
13614 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13615 (pt_solution_set): Likewise.
13616 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13617 * tree-ssa-structalias.c (pt_solution_set): New function.
13618 * final.c (rest_of_clean_state): Free SSA data structures.
13619 * print-rtl.c (print_decl_name): Remove.
13620 (print_mem_expr): Implement in terms of print_generic_expr.
13621 * alias.c (ao_ref_from_mem): New function.
13622 (rtx_refs_may_alias_p): Likewise.
13623 (true_dependence): Query alias-export info.
13624 (canon_true_dependence): Likewise.
13625 (write_dependence_p): Likewise.
13626 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13628 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13629 (mem_expr_equal_p): Use operand_equal_p.
13630 (set_mem_attributes_minus_bitpos): Do not use
13631 component_ref_for_mem_expr.
13632 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13633 (update_alias_info_with_stack_vars): Likewise.
13634 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13635 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13636 explicitly nor clear stmt operands.
13637 Free the decl-to-pointer map.
13638 * tree-optimize.c (execute_free_datastructures): Do not free
13639 SSA data structures here.
13640 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13641 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13642 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13644 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13646 2009-07-13 DJ Delorie <dj@redhat.com>
13648 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13649 unrolling at the right iteration count.
13651 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13654 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13656 * haifa-sched.c (rank_for_schedule): Introduced flags to
13657 enable/disable individual scheduling heuristics.
13658 * common.opt: Introduced flags to enable/disable individual
13659 heuristics in the scheduler.
13660 * doc/invoke.texi: Introduced flags to enable/disable individual
13661 heuristics in the scheduler.
13663 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13665 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13666 config/i386/mingw-tls.c.
13667 * config/i386/mingw-tls.c: Removed.
13669 2009-07-13 Ira Rosen <irar@il.ibm.com>
13671 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13672 checks access only relevant statements.
13673 (vectorizable_reduction): Likewise.
13675 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13677 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13678 just for 32-bit case.
13680 2009-07-12 Jan Hubicka <jh@suse.cz>
13682 PR tree-optimization/40585
13683 * except.c (expand_resx_expr): When there already is resume
13684 instruction, produce linked list.
13685 (build_post_landing_pads): Assert that resume is empty.
13686 (connect_post_landing_pads): Handle resume lists.
13687 (dump_eh_tree): Dump resume list.
13689 2009-07-12 Ira Rosen <irar@il.ibm.com>
13691 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13692 with additional argument.
13693 * tree-vectorizer.h (enum vect_def_type): Add
13694 vect_double_reduction_def.
13695 (vect_is_simple_reduction): Add argument.
13696 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13698 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13699 vect_is_simple_reduction with additional argument.
13700 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13702 (reduction_code_for_scalar_code): Handle additional codes by
13703 returning ERROR_MARK for them. Fix comment and indentation.
13704 (vect_is_simple_reduction): Fix comment, add argument to specify
13705 double reduction. Detect double reduction.
13706 (get_initial_def_for_induction): Fix indentation.
13707 (get_initial_def_for_reduction): Fix comment and indentation.
13708 Handle double reduction. Create initial definitions that do not
13709 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13710 (vect_create_epilog_for_reduction): Fix comment, add argument to
13711 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13712 epilogue result extraction. Create double reduction phi node and
13713 replace relevant uses.
13714 (vectorizable_reduction): Call vect_is_simple_reduction with
13715 additional argument. Fix indentation. Update epilogue code treatment
13716 according to the changes in reduction_code_for_scalar_code. Check
13717 for double reduction. Call vect_create_epilog_for_reduction with
13718 additional argument.
13719 * tree-vect-stmts.c (process_use): Handle double reduction, update
13721 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13722 (vect_get_vec_def_for_operand): Likewise.
13724 2009-07-12 Danny Smith <dansmister@gmail.com>
13726 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13727 dllexport if !TREE_PUBLIC.
13728 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13730 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13732 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13733 (avr_extra_arch_macro) Remove declatation.
13734 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13735 (avr_extra_arch_macro) Declare as static.
13736 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13738 2009-07-11 Jan Hubicka <jh@suse.cz>
13740 PR middle-end/48388
13741 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13743 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13746 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13747 cold_in_std_section bits.
13748 (dwarf2out_begin_prologue): Initialize them.
13749 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13750 if already covered by text_section or cold_text_section range.
13752 PR rtl-optimization/40667
13753 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13754 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13755 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13756 * config/i386/i386.c (ix86_minimum_alignment): New function.
13757 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13758 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13759 * emit-rtl.c (gen_reg_rtx): Likewise.
13760 * function.c (assign_parms): Likewise. If nominal_type needs
13761 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13762 rather than passed_type's alignment.
13765 * function.c (assign_parm_setup_stack): Adjust
13766 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13767 from nominal_mode on big endian.
13769 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13771 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13773 2009-07-10 DJ Delorie <dj@redhat.com>
13775 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13777 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13779 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13781 (thumb2_cbnz): Likewise.
13783 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13786 * config.gcc (supported_defaults): Add synci.
13787 (with_synci): Add validation.
13788 (all_defaults): Add synci.
13789 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13792 * config/mips/mips.opt (msynci): New option.
13793 * config/mips/mips.c (mips_override_options): Warn on use of
13794 -msynci for targets that do now support it.
13795 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13797 * gcc/doc/invoke.texi (-msynci): Document the new option.
13798 * doc/install.texi (--with-synci): Document the new option.
13800 2009-07-10 Richard Guenther <rguenther@suse.de>
13802 PR tree-optimization/40496
13803 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13804 the PHI result with a compatible type.
13806 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13810 * c.opt (Wunused-result): New.
13811 * doc/invoke.texi: Document it.
13812 * c-common.c (c_warn_unused_result): Use it.
13814 2009-07-09 DJ Delorie <dj@redhat.com>
13816 * targhooks.c (default_target_can_inline_p): Rename from
13817 default_target_option_can_inline_p.
13818 * targhooks.h (default_target_can_inline_p): Likewise.
13819 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13820 TARGET_OPTION_CAN_INLINE_P.
13821 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13822 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13823 (mep_target_can_inline_p): Rename from
13824 mep_target_option_can_inline_p.
13827 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13828 registers used to pass vectors.
13830 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13832 2009-07-09 Tom Tromey <tromey@redhat.com>
13834 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13835 * config/mmix/mmix.c: Include dwarf2.h.
13836 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13837 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13838 * config/sh/sh.c: Include dwarf2.h.
13839 * config/i386/i386.c: Include dwarf2.h.
13840 * Makefile.in (DWARF2_H): Remove 'elf'.
13841 * except.c: Include dwarf2.h.
13842 * unwind-dw2.c: Include dwarf2.h.
13843 * dwarf2out.c: Include dwarf2.h.
13844 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13845 * unwind-dw2-fde.c: Include dwarf2.h.
13846 * dwarf2asm.c: Include dwarf2.h.
13848 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13850 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13851 (max_issue): Use it.
13852 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13854 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13855 (region_sched_info): Update.
13856 * sched-ebb.c (ebb_sched_info): Update.
13857 * modulo-sched.c (sms_sched_info): Update.
13858 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13860 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13862 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13864 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13866 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13868 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13870 PR middle-end/40692
13871 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13872 arg1 with arg01 if arg1 is already INTEGER_CST.
13874 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13876 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13877 Transform (and (truncate)) into (truncate (and)).
13879 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13881 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13882 creating LHS paradoxical subregs. Fix surrounding returns to
13883 use NULL_RTX rather than 0.
13885 2009-07-08 DJ Delorie <dj@redhat.com>
13887 * config/mep/mep.c (mep_option_can_inline_p): New.
13888 (TARGET_OPTION_CAN_INLINE_P): Define.
13890 2009-07-08 Mark Wielaard <mjw@redhat.com>
13893 * dwarf2out.c (add_data_member_location_attribute): When we have
13894 only a constant offset don't emit a new location description using
13895 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13898 2009-07-08 Richard Henderson <rth@redhat.com>
13901 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13902 (enum reg_class): Add CLOBBERED_REGS.
13903 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13904 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13905 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13906 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13907 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13908 force 64-bit sibcalls into R11.
13909 * config/i386/constraints.md (U): New constraint.
13910 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13911 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13912 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13914 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13916 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13918 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13919 * ebitmap.h (dump_ebitmap): Ditto.
13920 * optabs.h (optab_libfunc): Ditto.
13921 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13922 * tree-flow.h (vect_can_force_dr_alignment_p,
13923 get_vectype_for_scalar_type): Ditto.
13924 (vectorize_loops): Move prototype to ...
13925 * tree-vectorizer.h: ... here. Also, adjust comment.
13926 (vect_set_verbosity_level): Remove duplicate prototype.
13927 * tree-ssa-loop.c: Include tree-vectorizer.h.
13928 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13930 2009-07-08 Nick Clifton <nickc@redhat.com>
13932 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13935 2009-07-08 DJ Delorie <dj@redhat.com>
13937 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13938 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13939 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13941 * config/mep/intrinsics.md: Regenerated.
13942 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13943 registers when asm() or calls are detected.
13945 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13948 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13950 * gimple (gimple_build_call_from_tree): Likewise.
13951 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13952 no_warning flag before warning.
13954 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13956 * tree.c (set_expr_locus): Remove.
13957 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13958 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13960 * gimplify.c (internal_get_tmp_var): Likewise.
13961 (gimplify_call_expr): Likewise.
13962 (gimplify_one_sizepos): Likewise.
13964 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13967 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13968 to variables for debugging purposes.
13970 2009-06-23 Mark Loeser <mark@halcy0n.com>
13973 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13975 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13977 * pretty-print.c (pp_base_format): Remove %J.
13978 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13979 gcc_cxxdiag_char_table): Likewise.
13980 (init_dynamic_diag_info): Likewise.
13982 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13984 * pretty-print.c (pp_base_format): Remove %H.
13985 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13986 gcc_cxxdiag_char_table): Likewise.
13987 (init_dynamic_diag_info): Likewise.
13988 * config/mep/mep.c (mep_select_section): Likewise.
13990 2009-07-07 Duncan Sands <baldrick@free.fr>
13992 * final.c (pass_clean_state): Give the pass a name.
13993 * passes.c (pass_rest_of_compilation): Likewise.
13994 * tree-optimize.c (pass_all_optimizations): Likewise.
13996 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13998 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13999 an extra 'decl' for error_at.
14001 2009-07-07 Jakub Jelinek <jakub@redhat.com>
14003 PR middle-end/40669
14004 * tree-tailcall.c (adjust_return_value_with_ops,
14005 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
14006 if it has complex or vector type.
14008 2009-07-07 Olivier Hainque <hainque@adacore.com>
14010 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
14013 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
14015 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
14017 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14019 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
14020 * c-decl.c: Likewise.
14021 * function.c: Likewise.
14022 * varasm.c: Likewise.
14023 * tree-ssa.c: Likewise.
14024 * c-common.c: Likewise.
14025 * tree-cfg.c: Likewise.
14026 * config/spu/spu.c: Likewise.
14027 * config/ia64/ia64.c: Likewise.
14028 * config/v850/v850.c: Likewise.
14030 2009-07-06 DJ Delorie <dj@redhat.com>
14032 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
14033 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
14034 unspecified accesses to control registers.
14035 * config/mep/intrinsics.md: Regenerate.
14036 * config/mep/intrinsics.h: Regenerate.
14037 * config/mep/mep-intrin.h: Regenerate.
14039 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14041 * c-lex.c: Replace %H by an explicit location. Update all calls.
14042 * c-common.c: Likewise.
14043 * c-decl.c: Likewise.
14044 * c-typeck.c: Likewise.
14045 * fold-const.c: Likewise.
14046 * gimplify.c: Likewise.
14047 * stmt.c: Likewise.
14048 * tree-cfg.c: Likewise.
14049 * tree-ssa-loop-niter.c: Likewise.
14050 * tree-vrp.c: Likewise.
14051 * value-prof.c: Likewise.
14053 2009-07-06 Diego Novillo <dnovillo@google.com>
14055 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
14056 if it has one. Handle cases where VAR does not have an
14057 annotation or cfun is NULL.
14059 2009-07-06 Diego Novillo <dnovillo@google.com>
14061 * tree.c: Include debug.h.
14062 (initialize_tree_contains_struct): New.
14063 (init_ttree): Call it.
14064 (tree_node_structure_for_code): Factor out of ...
14065 (tree_node_structure): ... here.
14066 * treestruct.def (TS_PHI_NODE): Remove.
14067 (TS_GIMPLE_STATEMENT): Remove.
14069 2009-07-06 Diego Novillo <dnovillo@google.com>
14071 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
14072 (debug_tree_chain): Handle cycles.
14074 2009-07-06 Nick Clifton <nickc@redhat.com>
14075 DJ Delorie <dj@redhat.com>
14077 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14078 __FMOVD_ENABLED__ is defined.
14080 (TARGET_FMOVD): Provide a default definition.
14081 (MASK_FMOVD): Likewise.
14082 (TARGET_CPU_CPP_BUILTINS): Define
14083 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14084 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14085 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
14086 (split for DF load from memory into register): Also handle
14087 MEMs which consist of REG+DISP addressing.
14088 (split for DF store from register to memory): Likewise.
14089 (movsf_ie): Always use single fp_mode.
14090 * config/sh/sh.c (sh_override_options): Do not automatically
14091 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14092 that to the -mfmovd command line switch.
14093 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
14094 (fldi_ok): Always allow.
14095 * config/sh/sh.opt (mfmovd): Remove this switch.
14096 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14098 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
14099 Kaz Kojima <kkojima@gcc.gnu.org>
14101 PR rtl-optimization/30807
14102 * postreload.c (reload_combine): For every new use of REG_SUM,
14103 record the use of BASE.
14105 2009-07-06 Jan Hubicka <jh@suse.cz>
14107 * params.def: Revert my accidental commit at 2009-06-30.
14109 2009-07-04 Ian Lance Taylor <iant@google.com>
14112 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
14114 (mingw_format_attribute_overrides): Likewise.
14116 2009-07-04 Jakub Jelinek <jakub@redhat.com>
14119 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
14120 don't check cfa.reg. Instead of cfa.indirect use
14121 fde && fde->drap_reg != INVALID_REGNUM test.
14123 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14125 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14127 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
14130 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
14132 2009-07-03 Richard Guenther <rguenther@suse.de>
14134 PR tree-optimization/40640
14135 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14138 2009-07-03 Jan Hubicka <jh@suse.cz>
14140 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
14141 for size, reduce amount of inlining.
14143 2009-07-03 Richard Guenther <rguenther@suse.de>
14145 PR middle-end/34163
14146 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
14147 if t +- x is known to not overflow and the conversion widens the
14149 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
14151 2009-07-03 Jan Hubicka <jh@suse.cz>
14153 * ipa-pure-const.c (analyze): Update loop optimizer init.
14154 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
14155 try_remove_empty_loop, remove_empty_loops): Remove.
14156 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
14157 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
14158 to mark regular loops as neccesary.
14159 (degenerate_phi_p): New function.
14160 (propagate_necessity, remove_dead_phis): Use it.
14161 (forward_edge_to_pdom): Likewise.
14162 (eliminate_unnecessary_stmts): Take care to remove uses of results of
14163 virtual PHI nodes that became unreachable.
14164 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
14165 * tree-flow.h (remove_empty_loops): Remove.
14166 * passes.c (init_optimization_passes): Remove.
14168 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
14170 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
14171 can_create_pseudo_p.
14172 (*fix_trunc<mode>_i387_1): Ditto.
14173 (*floathi<mode>2_1): Ditto.
14174 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
14175 (*fistdi2_1): Ditto.
14176 (*fist<mode>2_1): Ditto.
14177 (frndintxf2_floor): Ditto.
14178 (*fist<mode>2_floor_1): Ditto.
14179 (frndintxf2_ceil): Ditto.
14180 (*fist<mode>2_ceil_1): Ditto.
14181 (frndintxf2_trunc): Ditto.
14182 (frndintxf2_mask_pm): Ditto.
14183 (fxam<mode>2_i387_with_temp): Ditto.
14184 * config/i386/sse.md (mulv16qi3): Ditto.
14185 (*sse2_mulv4si3): Ditto.
14187 (sse4_2_pcmpestr): Ditto.
14188 (sse4_2_pcmpistr): Ditto.
14190 2009-07-03 Jan Hubicka <jh@suse.cz>
14192 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14193 (mark_stmt_necessary): Set it.
14194 (mark_operand_necessary): Set it.
14195 (mark_control_dependent_edges_necessary): Set it.
14196 (mark_virtual_phi_result_for_renaming): New function.
14197 (get_live_post_dom): New function.
14198 (forward_edge_to_pdom): New function.
14199 (remove_dead_stmt): Fix handling of control dependences.
14200 (tree_dce_init): Init new bitmap.
14201 (tree_dce_done): Free it.
14203 2009-07-02 Richard Guenther <rguenther@suse.de>
14206 * tree-ssa-structalias.c (new_var_info): Initialize
14209 2009-07-02 Jan Hubicka <jh@suse.cz>
14211 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14214 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14216 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14217 instead of recomputing it. Adjust calls.
14218 (emit_store_flag): Adjust recursive calls.
14220 2009-07-02 Richard Guenther <rguenther@suse.de>
14222 * tree-ssa-live.c (remove_unused_locals): Do not remove
14224 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14225 of DECL_EXTERNAL for HEAP variables.
14226 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14227 HEAP variables. Do not adjust RESTRICT vars.
14228 (find_what_var_points_to): Nobody cares if something
14229 points to READONLY.
14231 2009-07-02 Ben Elliston <bje@au.ibm.com>
14233 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14234 pc_low and pc_high declarations to the top of the function.
14236 2009-07-01 DJ Delorie <dj@redhat.com>
14238 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14239 registers as fixed.
14240 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14241 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14242 unspecified accesses to control registers.
14243 * config/mep/intrinsics.md: Regenerate.
14244 * config/mep/intrinsics.h: Regenerate.
14245 * config/mep/mep-intrin.h: Regenerate.
14247 2009-07-01 Anthony Green <green@moxielogic.com>
14249 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14250 instruction when possible.
14251 (moxie_expand_prologue): Ditto. Also, save an instruction and
14252 some complexity by popping off of $r12 instead of $sp.
14253 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14256 2009-07-01 Richard Henderson <rth@redhat.com>
14259 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14260 contained no insns, reposition note before last insn.
14262 2009-07-01 Richard Henderson <rth@redhat.com>
14265 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14266 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14268 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14271 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14272 darwin9 for printing reg addresses with %y.
14274 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14276 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
14277 truncation from operands in binary operations.
14279 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14282 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14283 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14284 subreg of op0 to the original op0.
14286 * expmed.c (store_bit_field_1): Use a temporary as the destination
14287 instead of a paradoxical subreg when we need to truncate the result.
14289 2009-07-01 DJ Delorie <dj@redhat.com>
14291 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
14292 names to VLIW variants.
14293 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
14294 * config/mep/intrinsics.md: Regenerate.
14295 * config/mep/intrinsics.h: Regenerate.
14296 * config/mep/mep-intrin.h: Regenerate.
14298 2009-07-01 Jakub Jelinek <jakub@redhat.com>
14301 * jump.c (returnjump_p): Revert last patch.
14302 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
14304 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14307 * pa.md (casesi32p): Use jump table label to determine the offset
14309 (casesi64p): Likewise.
14311 * pa.c (forward_branch_p): Return bool type. Use instruction
14312 addresses when available. Assert that INSN has a jump label.
14313 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14316 2009-07-01 Richard Guenther <rguenther@suse.de>
14318 PR tree-optimization/19831
14319 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14320 that only act as barriers do not make any previous stores necessary.
14321 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14322 HEAP variables global, do not add a constraint from nonlocal.
14323 (find_func_aliases): Handle escapes through return statements.
14324 (compute_points_to_sets): Make escaped HEAP variables global.
14326 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14329 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14330 after reducing a DImode cstore to SImode.
14332 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14334 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14335 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14337 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14339 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14340 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14342 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14343 and umod_optab if TARGET_BSD_DIVMOD.
14344 * config/vax/lib1funcs.asm: New file.
14345 * config/vax/t-linux: New file.
14346 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14348 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14351 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14352 to type arguments that have void type.
14355 * dwarf2out.c (gen_formal_parameter_die): Call
14356 equate_decl_number_to_die if node is different from origin.
14358 2009-06-30 Anthony Green <green@moxielogic.com>
14360 Clean up moxie port for --enable-build-with-cxx.
14361 * config/moxie/moxie.c (moxie_function_value): First two
14362 parameters are const_tree, not tree.
14363 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14364 (REG_CLASS_NAMES): Ditto.
14365 (REGNO_REG_CLASS): Ditto.
14366 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14367 (moxie_function_value): Fix constyness of arguments.
14369 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14371 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14372 finalize_size_functions before further processing.
14373 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14374 (variable_size): Call self_referential_size on size expressions
14375 that contain a PLACEHOLDER_EXPR.
14376 (size_functions): New static variable.
14377 (copy_self_referential_tree_r): New static function.
14378 (self_referential_size): Likewise.
14379 (finalize_size_functions): New global function.
14380 * tree.c: Include tree-inline.h.
14381 (push_without_duplicates): New static function.
14382 (find_placeholder_in_expr): New global function.
14383 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14385 <tcc_expression>: Likewise.
14386 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14387 the call in the expression.
14388 * tree.h (finalize_size_functions): Declare.
14389 (find_placeholder_in_expr): Likewise.
14390 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14391 (substitute_placeholder_in_expr): Update comment.
14392 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14394 (copy_tree_body_r): Likewise.
14395 (copy_tree_body): New static function.
14396 (maybe_inline_call_in_expr): New global function.
14397 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14398 (maybe_inline_call_in_expr): Declare.
14399 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14400 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14403 2009-06-30 Richard Guenther <rguenther@suse.de>
14405 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14407 (propagate_necessity): Do not mark reaching defs of stores
14410 2009-06-30 Jan Hubicka <jh@suse.cz>
14412 * cfgloopanal.c (check_irred): Move into ...
14413 (mark_irreducible_loops): ... here; return true if ireducible
14415 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14416 (analyze_function): Try to prove loop finiteness.
14417 * cfgloop.h (mark_irreducible_loops): Update prototype.
14418 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14420 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14422 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14424 2009-06-30 Ira Rosen <irar@il.ibm.com>
14426 PR tree-optimization/40542
14427 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14430 2009-06-30 Martin Jambor <mjambor@suse.cz>
14432 PR tree-optimization/40582
14433 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14434 than useless_type_conversion_p.
14435 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14438 2009-06-30 Martin Jambor <mjambor@suse.cz>
14440 PR middle-end/40554
14441 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14443 2009-06-30 Richard Guenther <rguenther@suse.de>
14445 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14446 use ao_ref references.
14447 (walk_aliased_vdefs): Likewise.
14448 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14449 * tree-ssa-dce.c (struct ref_data): Remove.
14450 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14451 (mark_aliased_reaching_defs_necessary): Adjust.
14452 (mark_all_reaching_defs_necessary_1): Likewise.
14454 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14457 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14458 (emit_store_flag_1): Extract from emit_store_flag, adjust
14459 calls to (what now is) emit_cstore.
14460 (emit_store_flag): Call emit_store_flag_1 and also use it
14461 for what used to be recursive calls.
14463 2009-06-30 Wei Guozhi <carrot@google.com>
14466 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14467 if the target bb post dominates from bb.
14468 * config/i386/i386.c (memory_address_length): Check existence of base
14469 register before using it.
14471 2009-06-30 Nick Clifton <nickc@redhat.com>
14472 DJ Delorie <dj@redhat.com>
14474 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14475 __FMOVD_ENABLED__ is defined.
14477 (TARGET_FMOVD): Provide a default definition.
14478 (MASK_FMOVD): Likewise.
14479 (TARGET_CPU_CPP_BUILTINS): Define
14480 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14481 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14482 two fmov instructions depending upon whether TARGET_FMOVD is
14484 (split for DF load from memory into register): Also handle
14485 MEMs which consist of REG+DISP addressing.
14486 (split for DF store from register to memory): Likewise.
14487 * config/sh/sh.opt (mfmovd): Remove this switch.
14488 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14489 * config/sh/sh.c (sh_override_options): Do not automatically
14490 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14491 that to the -mfmovd command line switch.
14493 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14495 (fldi_ok): Always allow.
14496 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14498 2009-06-29 DJ Delorie <dj@redhat.com>
14500 * doc/install.texi (mep-x-elf): Correct chip's full name.
14502 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14504 * doc/extend.texi: Fix typo.
14506 2009-06-29 Tom Tromey <tromey@redhat.com>
14508 * dwarf2.h: Remove.
14509 * Makefile.in (DWARF2_H): New variable.
14510 (except.o): Use it.
14511 (dwarf2out.o): Likewise.
14512 (dwarf2asm.o): Likewise.
14513 * config/i386/t-i386: Use DWARF2_H.
14514 * except.c: Include elf/dwarf2.h.
14515 * unwind-dw2.c: Include elf/dwarf2.h.
14516 * dwarf2out.c: Include elf/dwarf2.h.
14517 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14518 <dtprel>: New field.
14519 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14520 (size_of_loc_descr): Likewise.
14521 (output_loc_operands_raw): Likewise.
14522 (output_loc_operands): Handle new dtprel field.
14523 (loc_checksum): Update.
14524 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14525 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14526 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14527 * dwarf2asm.c: Include elf/dwarf2.h.
14528 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14529 * config/mmix/mmix.c: Include elf/dwarf2.h.
14530 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14531 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14532 * config/sh/sh.c: Include elf/dwarf2.h.
14533 * config/i386/i386.c: Include elf/dwarf2.h.
14535 2009-06-29 DJ Delorie <dj@redhat.com>
14537 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14539 * doc/extend.texi: Add MeP attributes and pragmas.
14540 * doc/invoke.text: Add MeP Options.
14541 * doc/contrib.texi: Add MeP contribution.
14542 * doc/md.texi: Add MeP constraints.
14543 * doc/install.texi: Add MeP target.
14545 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14547 * target.h (struct gcc_target): Add frame_pointer_required field.
14548 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14549 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14550 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14552 * reload1.c (update_eliminables): (Ditto.).
14553 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14554 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14555 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14557 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14559 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14560 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14561 (arm_frame_pointer_required): New function.
14563 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14564 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14565 (avr_frame_pointer_required_p): Declare as static.
14566 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14568 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14569 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14570 (bfin_frame_pointer_required): Make as static, change return type
14572 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14574 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14575 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14576 (cris_frame_pointer_required): New function.
14578 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14580 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14581 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14582 (fr30_frame_pointer_required): New function.
14584 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14585 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14586 (frv_frame_pointer_required): Make as static, change return type
14588 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14590 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14591 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14592 (ix86_frame_pointer_required): Make as static, change return type to
14594 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14596 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14597 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14599 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14601 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14603 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14605 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14606 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14607 (mips_frame_pointer_required): Make as static.
14608 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14610 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14611 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14612 (mmix_frame_pointer_required): Mew function.
14614 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14615 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14617 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14619 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14621 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14623 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14624 (CAN_ELIMINATE): Redefine.
14625 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14626 (sparc_frame_pointer_required): New function.
14627 (sparc_can_eliminate): New function.
14628 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14630 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14631 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14633 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14634 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14635 (xtensa_frame_pointer_required): Make as static, change return type
14637 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14640 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14642 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14643 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14644 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14645 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14646 (register_callback): Handle PLUGIN_START_UNIT.
14647 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14649 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14651 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14653 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14654 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14656 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14658 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14661 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14663 * doc/extend.texi (Additional Floating Types): __float128 is also
14664 supported on i386 targets.
14666 2009-06-29 Richard Guenther <rguenther@suse.de>
14668 PR middle-end/14187
14669 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14671 (pt_solutions_same_restrict_base): Declare.
14672 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14674 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14675 (make_constraint_from, make_copy_constraint): Move earlier.
14676 (make_constraint_from_heapvar): New function.
14677 (make_constraint_from_restrict): Likewise.
14678 (handle_lhs_call): Use it.
14679 (find_func_aliases): Use it to track conversions to restrict
14680 qualified pointers.
14681 (struct fieldoff): Add only_restrict_pointers flag.
14682 (push_fields_onto_fieldstack): Initialize it.
14683 (create_variable_info_for): Track global restrict qualified pointers.
14684 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14685 Track restrict qualified pointer arguments.
14686 (set_uids_in_ptset): Use varinfo is_global_var flag.
14687 (find_what_var_points_to): Set the vars_contains_restrict flag.
14688 Always create the points-to solution for sets including restrict tags.
14689 (pt_solutions_same_restrict_base): New function.
14690 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14691 qualified pointers use pt_solutions_same_restrict_base as
14692 additional source for disambiguation.
14694 2009-06-29 Richard Guenther <rguenther@suse.de>
14696 PR middle-end/38212
14697 * alias.c (find_base_decl): Remove.
14698 (get_deref_alias_set_1): Remove restrict handling.
14699 * c-common.c (c_apply_type_quals_to_decl): Do not set
14700 DECL_POINTER_ALIAS_SET.
14701 * gimplify.c (find_single_pointer_decl_1): Remove.
14702 (find_single_pointer_decl): Likewise.
14703 (internal_get_tmp_var): Remove restrict handling.
14704 (gimple_regimplify_operands): Likewise.
14705 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14706 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14707 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14708 * tree.c (restrict_base_for_decl): Remove.
14709 (init_ttree): Do not allocate it.
14710 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14711 LABEL_DECL_UID for label decls.
14712 (copy_node_stat): Do not copy restrict information.
14713 (decl_restrict_base_lookup): Remove.
14714 (decl_restrict_base_insert): Likewise.
14715 (print_restrict_base_statistics): Likewise.
14716 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14717 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14718 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14719 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14720 (LABEL_DECL_UID): Adjust.
14721 (DECL_BASED_ON_RESTRICT_P): Remove.
14722 (DECL_GET_RESTRICT_BASE): Likewise.
14723 (SET_DECL_RESTRICT_BASE): Likewise.
14724 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14726 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14727 instead of DECL_POINTER_ALIAS_SET.
14728 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14729 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14730 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14732 2009-06-29 Richard Guenther <rguenther@suse.de>
14734 PR tree-optimization/40579
14735 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14736 the IL to simplify has constants that overflowed.
14738 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14740 PR tree-optimization/40550
14741 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14742 vector_compute_type only when the size of vector_compute_type is
14743 less than the size of type.
14745 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14747 * fold-const.c (contains_label_1): Fix comments.
14748 (contains_label_p): Do not walk trees multiple time.
14750 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14752 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14753 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14754 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14755 ix86_fp_comparison_operator.
14756 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14757 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14758 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14759 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14760 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14761 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14762 (related splits): Change predicate to ix86_fp_comparison_operator.
14763 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14764 instead of ix86_fp_comparison_codes.
14765 (ix86_trivial_fp_comparison_operator,
14766 ix86_fp_comparison_operator): New.
14767 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14768 (ix86_expand_compare): Eliminate last two parameters.
14769 (ix86_fp_jump_nontrivial_p): Kill.
14770 * config/i386/i386.c (put_condition_code): Eliminate call to
14771 ix86_fp_comparison_codes and subsequent assertion.
14772 (ix86_fp_comparison_codes): Eliminate.
14773 (ix86_fp_swap_condition): New.
14774 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14775 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14776 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14777 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14778 and ix86_fp_swap_condition.
14779 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14780 Use ix86_fp_comparison_strategy.
14781 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14782 (ix86_fp_jump_nontrivial_p): Eliminate.
14783 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14784 call to ix86_expand_compare.
14785 (ix86_split_fp_branch, ix86_expand_setcc,
14786 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14787 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14789 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14791 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14792 related to jump_clobbers.
14793 * config/arm/arm.md (conds): Remove jump_clob case.
14794 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14795 splits): Change comparison_operator to arm_comparison_operator.
14796 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14799 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14801 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14802 condition for floating point modes.
14803 * expmed.c (emit_store_flag_1): Move here a bigger part
14804 of emit_store_flag.
14805 (emit_store_flag): Try swapping the condition for floating point
14807 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14809 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14811 * expr.c (expand_expr_real_1): Just use do_store_flag.
14812 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14813 emit_store_flag_force.
14814 * expmed.c (emit_store_flag_force): Copy here trick
14815 previously in expand_expr_real_1. Try reversing the comparison.
14816 (emit_store_flag_1): Work if target is NULL.
14817 (emit_store_flag): Work if target is NULL, using the result mode
14818 from the comparison. Use split_comparison, restructure final part
14819 to simplify conditionals.
14821 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14823 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14824 * dojump.c (do_jump): Change handling of floating-point
14825 ops to use just do_compare_and_jump.
14826 (split_comparison): New.
14827 (do_compare_rtx_and_jump): Add here logic coming previously
14828 in do_jump, using split_comparison.
14830 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14833 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14835 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14837 * tree-ssa-alias.c: Fix unintentional commit.
14839 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14841 * passes.c (execute_one_pass): Fix unintentional commit.
14843 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14845 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14846 (df_rd_local_compute, df_md_local_compute): Inline them.
14848 (df_md_scratch): New.
14849 (df_md_alloc, df_md_free): Allocate/free it.
14850 (df_md_local_compute): Only include live registers in init.
14851 (df_md_transfer_function): Prune the in-set computed by
14852 the confluence function, and the gen-set too.
14854 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14856 PR rtl-optimization/26854
14857 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14858 * df-problems.c (df_rd_add_problem): Fix comment.
14859 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14860 df_md_simulate_artificial_defs_at_top,
14861 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14862 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14863 df_md_transfer_function, df_md_init, df_md_confluence_0,
14864 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14865 problem_MD, df_md_add_problem): New.
14866 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14867 df_md_get_bb_info): New.
14868 (DF_LAST_PROBLEM_PLUS1): Adjust.
14870 * Makefile.in (fwprop.o): Include domwalk.h.
14871 * fwprop.c: Include domwalk.h.
14872 (reg_defs, reg_defs_stack): New.
14873 (bitmap_only_bit_between): Remove.
14874 (process_defs): New.
14875 (process_uses): Use reg_defs and local_md instead of
14876 bitmap_only_bit_between and local_rd.
14877 (single_def_use_enter_block): New, from build_single_def_use_links.
14878 (single_def_use_leave_block): New.
14879 (build_single_def_use_links): Remove code moved to
14880 single_def_use_enter_block, invoke domwalk.
14881 (use_killed_between): Adjust comment.
14883 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14885 * bitmap.h (bitmap_ior_and_into): New.
14886 * bitmap.c (bitmap_ior_and_into): New.
14888 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14890 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14891 before_dom_children_before_stmts and after_dom_children_after_stmts.
14892 Rename the two remaining callbacks to just before_dom_children and
14893 after_dom_children. Remove other GIMPLE statement walking bits.
14894 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14895 * graphite.c: Do not include domwalk.h.
14896 * tree-into-ssa.c (interesting_blocks): New global.
14897 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14898 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14899 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14900 now that they're not domwalk callbacks.
14901 (rewrite_initialize_block): Rename to...
14902 (rewrite_enter_block): ... this, place after called functions. Test
14903 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14904 (rewrite_finalize_block): Rename to...
14905 (rewrite_leave_block): ... this, place after called functions.
14906 (rewrite_update_init_block): Rename to...
14907 (rewrite_update_enter_block): ... this, place after called functions.
14908 Test interesting_blocks, call rewrite_update_stmt and
14909 rewrite_update_phi_arguments.
14910 (rewrite_update_fini_block): Rename to...
14911 (rewrite_leave_block): ... this, place after called functions.
14912 (rewrite_blocks): Remove last argument, simplify initialization of
14914 (mark_def_sites_initialize_block): Rename to...
14915 (mark_def_sites_block): ... this, call mark_def_sites.
14916 (mark_def_sites_blocks): Remove argument, simplify initialization of
14918 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14919 (update_ssa): Likewise.
14920 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14922 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14923 (dom_opt_initialize_block): Rename to...
14924 (dom_opt_enter_block): ... this, place after called functions. Walk
14925 statements here, inline propagate_to_outgoing_edges.
14926 (dom_opt_finalize_block): Rename to...
14927 (dom_opt_leave_block): ... this, place after called functions.
14928 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14930 (dse_enter_block, dse_record_phi): New.
14931 (dse_record_phis): Delete.
14932 (dse_finalize_block): Rename to...
14933 (dse_leave_block): ... this.
14934 (tree_ssa_dse): Simplify initialization of walk_data.
14935 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14936 Adjust initialization of walk_data.
14937 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14938 * tree-ssa-loop-phiopt.c (get_non_trapping):
14939 Adjust initialization of walk_data.
14940 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14941 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14942 it's not a domwalk callback.
14943 (uncprop_initialize_block): Rename to...
14944 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14945 (dse_finalize_block): Rename to...
14946 (dse_leave_block): ... this.
14947 (tree_ssa_uncprop): Simplify initialization of walk_data.
14948 * Makefile.in: Adjust dependencies.
14950 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14952 * arm.md (casesi): Fix test for Thumb1.
14953 (thumb1_casesi_internal_pic): Likewise.
14954 (thumb1_casesi_dispatch): Likewise.
14956 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14958 * config/arm/arm-cores.def: Added core cortex-m0.
14959 * config/arm/arm-tune.md: Regenerated.
14960 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14962 2009-06-26 DJ Delorie <dj@redhat.com>
14964 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14966 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14967 the scheduler doesn't tag jump insns.
14969 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14971 * c-decl.c (merge_decls): Re-indent.
14973 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14976 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14977 Special-case decimal float constants.
14979 2009-06-26 Richard Henderson <rth@redhat.com>
14981 * function.h (struct function): Add cannot_be_copied_reason,
14982 and cannot_be_copied_set.
14983 * tree-inline.c (has_label_address_in_static_1): Rename from
14984 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14985 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14986 don't set inline_forbidden_reason.
14987 (copy_forbidden): New function, split out of inline_forbidden_p.
14988 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14989 (inline_forbidden_p): Use copy_forbidden.
14990 (tree_versionable_function_p): Likewise.
14991 (inlinable_function_p): Merge into tree_inlinable_function_p.
14992 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14993 * ipa-cp.c (ipcp_versionable_function_p): New function.
14994 (ipcp_cloning_candidate_p): Use it.
14995 (ipcp_node_modifiable_p): Likewise.
14997 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14999 * builtins.c (expand_builtin_alloca): Handle builtin alloca
15000 that is marked not to be inlined. Remove flag_mudflap use.
15001 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
15002 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
15004 2009-06-26 Steve Ellcey <sje@cup.hp.com>
15007 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
15008 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
15010 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
15012 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
15014 (__mingwthr_remove_key_dtor): Likewise.
15016 2009-06-26 Richard Guenther <rguenther@suse.de>
15018 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
15020 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
15022 PR middle-end/40525
15023 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
15024 try the non-cond_exec path also.
15026 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15029 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
15030 (output_cbranch): Use new functions.
15031 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
15034 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
15035 Pat Haugen <pthaugen@us.ibm.com>
15036 Revital Eres <ERES@il.ibm.com>
15038 * config/rs6000/rs6000.c (print_operand): Correct lossage message
15039 for %c error. Add %x support to print VSX registers as a unified
15040 register set, instead of separate float and altivec registers.
15041 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
15042 %y case, and add support for VSX pre-modify addresses.
15043 (output_toc): Add assert for CONST containing an integer constant
15045 (rs6000_adjust_cost): Add POWER7 support.
15046 (insn_must_be_first_in_group): Ditto.
15047 (insn_must_be_last_in_group): Ditto.
15048 (rs6000_emit_popcount): Ditto.
15049 (rs6000_vector_mode_supported_p): Ditto.
15051 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
15052 Change some of the functions called by macros to being called
15053 through a pointer, so debug functions can be inserted if
15054 -mdebug=addr or -mdebug=cost.
15055 (rs6000_preferred_reload_class_ptr): Ditto.
15056 (rs6000_secondary_reload_class_ptr): Ditto.
15057 (rs6000_secondary_memory_needed_ptr): Ditto.
15058 (rs6000_cannot_change_mode_class_ptr): Ditto.
15059 (rs6000_secondary_reload_inner): Ditto.
15060 (rs6000_legitimize_reload_address): Ditto.
15061 (rs6000_legitimize_reload_address_ptr): Ditto.
15062 (rs6000_mode_dependent_address): Ditto.
15063 (rs6000_mode_dependent_address_ptr): Ditto.
15065 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
15066 function to return true if the mode allows reg + integer
15068 (virtual_stack_registers_memory_p): New function to return true if
15069 the address refers to a virtual stack register.
15070 (rs6000_legitimate_offset_address_p): Move code to say whether a
15071 mode supports reg+int addressing to reg_offset_addressing_ok_p and
15073 (rs6000_legitimate_address_p): Add checks for modes that only can
15074 do reg+reg addressing. Start adding VSX support.
15075 (rs6000_legitimize_reload_address): Ditto.
15076 (rs6000_legitimize_address): Ditto.
15077 (rs6000_debug_legitimate_address_p): New debug functions for
15078 -mdebug=addr and -mdebug=cost.
15079 (rs6000_debug_rtx_costs): Ditto.
15080 (rs6000_debug_address_costs): Ditto.
15081 (rs6000_debug_adjust_cost): Ditto.
15082 (rs6000_debug_legitimize_address): Ditto.
15083 (rs6000_legitimize_reload_address_ptr): Point to call normal
15084 function or debug function. Make functions called via pointer
15086 (rs6000_mode_dependent_address_ptr): Ditto.
15087 (rs6000_secondary_reload_class_ptr): Ditto.
15088 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
15089 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
15090 into a friendlier error.
15091 (rs6000_init_builtins): Add initial VSX support.
15092 (rs6000_adjust_cost): Fix some spacing issues.
15094 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
15095 (REG_CLASS_NAMES): Ditto.
15096 (REG_CLASS_CONTENTS): Ditto.
15097 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
15098 pointer, to add -mdebug=addr support.
15099 (CANNOT_CHANGE_MODE_CLASS): Ditto.
15100 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
15101 -mdebug=addr support.
15102 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
15103 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
15104 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
15106 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
15108 (bswapsi*): Set attribute types for load/store. Add combiner
15109 patterns to eliminate zero extend on 64-bit.
15110 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
15111 stdbrx if the hardware supports those instructions.
15113 2009-06-25 Ian Lance Taylor <iant@google.com>
15115 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
15116 (Link Options): Document -static-libstdc++.
15118 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15121 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
15122 DATA_ALIGNMENT instead.
15124 2009-06-25 Richard Guenther <rguenther@suse.de>
15126 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15127 indirect references against the callused/escaped solutions.
15128 (call_may_clobber_ref_p_1): Likewise.
15130 2009-06-25 Martin Jambor <mjambor@suse.cz>
15132 PR tree-optimization/40493
15133 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
15134 (enum unscalarized_data_handling): New type.
15135 (handle_unscalarized_data_in_subtree): Return what has been done.
15136 (load_assign_lhs_subreplacements): Handle left flushes differently.
15137 (sra_modify_assign): Use unscalarized_data_handling, simplified
15138 condition determining whether to remove the statement.
15140 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
15142 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
15143 excerpt - @ should be doubled for texinfo.
15145 2009-06-24 Ian Lance Taylor <iant@google.com>
15147 * config/arc/arc.c: Include "df.h".
15148 (arc_attribute_table): Make static. Move higher in file.
15149 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
15150 (output_shift): Initialize n later to avoid warning.
15151 * config/arm/arm.c (arm_attribute_table): Make static. Move
15153 * config/avr/avr.c (avr_attribute_table): Make static. Move
15155 (reg_class_tab): Change array type from int to enum reg_class.
15156 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
15158 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15159 (lshrhi3_out): Likewise.
15160 (class_likely_spilled_p): Change return type to bool.
15161 (avr_rtx_costs): Use local code variable with enum type.
15162 * config/avr/avr.md (movmemhi): Use add_reg_note.
15163 (andhi3, andsi3): Don't use AS2 with "and".
15164 (iorhi3, iorsi3): Don't use AS2 with "or".
15165 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
15166 * config/crx/crx.c: Include "df.h".
15167 (crx_attribute_table): Make static.
15168 * config/m32r/m32r.c: Include "df.h".
15169 (m32r_attribute_table): Make static. Move higher in file.
15170 (pop): Use add_reg_note.
15171 (block_move_call): Change 0 to LCT_NORMAL in function call.
15172 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
15173 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
15174 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
15175 declare, not just when TREE_CODE is defined.
15176 * config/m68hc11/m68hc11.c: Include "expr.h".
15177 (m68hc11_attribute_table): Make static. Move higher in file.
15178 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
15180 (m68hc11_register_indirect_p): Likewise.
15181 (m68hc11_function_arg_padding): Change return type to enum
15183 (emit_move_after_reload): Use add_reg_note.
15184 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15185 (m68hc11_split_logical): Likewise.
15186 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15188 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15189 to VOIDmode in function call.
15190 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15192 (m68hc11_split_logical): Update declaration.
15193 (m68hc11_function_arg_padding): Update declaration.
15194 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15195 to array of enum reg_class.
15196 (mcore_attribute_table): Make static. Move higher in file.
15197 (mcore_rtx_costs): Add cast to enum type.
15198 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15199 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15200 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15202 * config/sh/predicates.md (trapping_target_operand): Rename and to
15204 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15206 * config/spu/spu.c (spu_attribute_table): Make static. Move
15208 * config/v850/v850.c (v850_attribute_table): Make static. Move
15210 (v850_rtx_costs): Use local code with enum type.
15211 (expand_epilogue): Add cast.
15212 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15214 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15217 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15218 -m2a-single-only and -m2a-nofpu.
15219 * config/sh/sh.opt: Document m2a generates FPU code.
15221 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15223 * defaults.h (CAN_ELIMINATE): Provide default.
15224 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15225 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15226 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15227 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15228 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15229 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15230 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15231 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15232 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15233 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15235 2009-06-24 DJ Delorie <dj@redhat.com>
15237 * mep-ext-cop.cpu: Fix copyright notice.
15238 * mep-default: Fix copyright notice.
15239 * mep-core: Fix copyright notice.
15240 * mep: Fix copyright notice.
15241 * mep-ivc2: Fix copyright notice.
15242 * mep-c5: Fix copyright notice.
15244 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15246 * doc/contrib.texi (Contributors):
15248 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15250 PR middle-end/40501
15251 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15252 src and dst operands if necessary.
15254 2009-06-23 DJ Delorie <dj@redhat.com>
15257 * config.gcc: Add mep support.
15258 * recog.c: Resurrect validate_replace_rtx_subexp().
15259 * recog.h: Likewise.
15260 * config/mep/: Add new port:
15261 * config/mep/constraints.md: New file.
15262 * config/mep/default.h: New file.
15263 * config/mep/intrinsics.h: New file.
15264 * config/mep/intrinsics.md: New file.
15265 * config/mep/ivc2-template.h: New file.
15266 * config/mep/mep-c5.cpu: New file.
15267 * config/mep/mep-core.cpu: New file.
15268 * config/mep/mep-default.cpu: New file.
15269 * config/mep/mep-ext-cop.cpu: New file.
15270 * config/mep/mep-intrin.h: New file.
15271 * config/mep/mep-ivc2.cpu: New file.
15272 * config/mep/mep-lib1.asm: New file.
15273 * config/mep/mep-lib2.c: New file.
15274 * config/mep/mep-pragma.c: New file.
15275 * config/mep/mep-protos.h: New file.
15276 * config/mep/mep-tramp.c: New file.
15277 * config/mep/mep.c: New file.
15278 * config/mep/mep.cpu: New file.
15279 * config/mep/mep.h: New file.
15280 * config/mep/mep.md: New file.
15281 * config/mep/mep.opt: New file.
15282 * config/mep/predicates.md: New file.
15283 * config/mep/t-mep: New file.
15285 2009-06-23 Ian Lance Taylor <iant@google.com>
15287 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
15288 from loose_warn into c_loose_warn and from strict_warn into
15289 c_strict_warn. Set and substitute warn_cxxflags. Check for
15290 --enable-build-with-cxx. Set and substitute
15291 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
15292 * Makefile.in (CXXFLAGS): New variable.
15293 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
15294 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
15295 the default is the same as $(STRICT_WARN).
15296 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
15297 (CXX): New variable.
15298 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
15299 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
15300 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
15301 (HOST_LIBS): New variable.
15302 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
15303 (ALL_CXXFLAGS): New variable.
15304 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
15305 * doc/install.texi (Configuration): Document
15306 --enable-build-with-cxx, --with-stage1-ldflags,
15307 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
15308 * configure: Rebuild.
15310 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15312 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15313 from previous commit.
15315 2009-06-23 Ian Lance Taylor <iant@google.com>
15317 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15319 2009-06-23 Ian Lance Taylor <iant@google.com>
15321 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15322 with ATTRIBUTE_UNUSED.
15324 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15325 Pat Haugen <pthaugen@us.ibm.com>
15326 Revital Eres <eres@il.ibm.com>
15328 * config.in (HAVE_AS_POPCNTD): Add default definition.
15329 (HAVE_AS_LWSYNC): Ditto.
15331 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15333 (gcc_cv_as_powerpc_cmpb): Ditto.
15334 (gcc_cv_as_powerpc_dfp): Ditto.
15335 (gcc_cv_as_powerpc_vsx): Ditto.
15336 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15337 supporting the popcntd/lwsync instructions.
15338 (gcc_cv_as_powerpc_lwsync): Ditto.
15339 * configure: Regenerate.
15341 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15342 -mcpu=native and -mcpu=power7.
15343 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15345 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15346 a variable instead of a mask to reduce the number of mask bits.
15347 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15348 (-mbit-word): Ditto.
15349 (-mregnames): Ditto.
15350 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15351 (-mfused-madd): Ditto.
15353 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15355 (-mvsx): New switch for VSX instructions.
15356 (-misel): Move from a variable to a mask to allow it to be set by
15359 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15360 function declaration to an array declaration.
15361 (rs6000_hard_regno_nregs): New external array declaration.
15363 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15364 files included by rs6000.md.
15366 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15367 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15369 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15371 (rs6000_debug_reg): New -mdebug= variables.
15372 (rs6000_debug_addr): Ditto.
15373 (rs6000_debug_cost): Ditto.
15374 (rs6000_pmode): New variable to hold Pmode.
15375 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15376 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15377 calculated at compiler start.
15378 (rs6000_hard_regno_nregs): Change function to an array which holds
15379 HARD_REGNO_NREGS calculated at compiler start.
15380 (rs6000_explicit_options): Delete isel field.
15381 (rs6000_vector_unit): New array to hold which vector unit
15382 supports arithmetic options for a given type.
15383 (rs6000_vector_mem): New array to hold which vector unit supports
15384 memory reference operations for a given type.
15385 (rs6000_vector_align): New array to given the alignment of each
15387 (power7_cost): New basic costs for power7.
15388 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15389 (rs6000_hard_regno_nregs_internal): New function, moved from
15390 HARD_REGNO_NREGS, to calculate the number of registers each hard
15391 register takes for each type.
15392 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15393 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15394 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15395 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15396 unit information here so it is calculated once at compiler startup
15398 (rs6000_override_options): Make -misel a target mask. Add more
15399 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15400 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15402 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15403 (rs6000_handle_option): Move -misel from variable to target mask.
15404 (rs6000_builtin_mask_for_load): Add VSX support.
15405 (rs6000_conditional_register_usage): Ditto.
15406 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15407 (function_arg_boundary): Ditto.
15408 (rs6000_expand_builtin): Ditto.
15409 (def_builtin): Make abort message a little friendlier.
15410 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15412 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15413 assembler support the popcntd instruction instead of a vsx
15414 instruction to enable power7 support.
15415 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15416 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15417 option to the assembler if -mcpu=native.
15418 (ASM_CPU_NATIVE_SPEC): Ditto.
15419 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15421 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15422 the lwsync instruction.
15423 (enum processor_type): Add PROCESSOR_POWER7.
15424 (rs6000_debug_reg): New -mdebug= options.
15425 (rs6000_debug_addr): Ditto.
15426 (rs6000_debug_cost): Ditto.
15427 (rs6000_isel): Delete.
15428 (enum rs6000_vector): New enum to say what vector unit we have.
15429 (VECTOR_UNIT_*): New macros to say which vector unit has
15430 arithmetic operations for a given type.
15431 (VECTOR_MEM_*): New macros to say which vector unit has memory
15432 operations for a given type.
15433 (TARGET_LDBRX): Whether the machine supports the ldbrx
15435 (TARGET_ISEL): Delete, -misel moved to be a mask.
15436 (TARGET_ISEL64): New macro for 64-bit isel support.
15437 (UNITS_PER_VSX_WORD): New macro.
15438 (POINTER_SIZE): Move to be an external variable, rather than
15439 calculating whether we are generating 32 ot 64-bit code.
15441 (STACK_BOUNDARY): Add VSX support.
15442 (LOCAL_ALIGNMENT): Ditto.
15443 (SLOW_UNALIGNED_ACCESS): Ditto.
15444 (VSX_REGNO_P): New macro for VSX support.
15445 (VFLOAT_REGNO_P): Ditto.
15446 (VINT_REGNO_P): Ditto.
15447 (VLOGICAL_REGNO_P): Ditto.
15448 (VSX_VECTOR_MODE): Ditto.
15449 (VSX_SCALAR_MODE): Ditto.
15451 (VSX_MOVE_MODE): Ditto.
15452 (VSX_REG_CLASS_P): Ditto.
15453 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15455 (UNITS_PER_SIMD_WORD): Add VSX support.
15456 (MODES_TIEABLE_P): Ditto.
15457 (STARTING_FRAME_OFFSET): Ditto.
15458 (STACK_DYNAMIC_OFFSET): Ditto.
15459 (EPILOGUE_USES): Ditto.
15460 (REGNO_REG_CLASS): Move to array lookup.
15461 (CLASS_MAX_NREGS): Ditto.
15462 (rs6000_vector_reg_class): Add declaration.
15463 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15464 overlap with the floating point and Altivec registers.
15466 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15468 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15469 give the appropriate asm switches if -mcpu=native.
15470 (host_detect_local_cpu): Add support for "asm".
15471 (host_detect_local_cpu): Follow GNU code guidelines for name.
15473 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15474 -mbit-word to a variable instead of being a target mask.
15476 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15477 emit the lwsync instruction instead of emitting the instruction as
15478 an integer constant.
15480 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15481 fixuns_trundfsi2, move expander into rs6000.md.
15483 * config/rs6000/rs6000.md (cpu): Add power7.
15484 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15485 (logical predicate patterns): Change the single instruction
15486 primitives that set CR0 to be fast_compare instead of compare.
15488 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15489 (popcntddi2): Ditto.
15490 (popcount<mode>): Ditto.
15491 (floating multiply/add insns): Name the floating point
15492 multiply/add insns.
15493 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15494 (isel_unsigned_<mode>): Ditto.
15495 (fixuns_trundfsi2): Move expander here from spe.md.
15496 (smindi3): Define if we have -misel on 64-bit systems.
15501 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15503 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15505 * config/avr/avr.c (avr_current_device): New variable.
15506 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15507 (avr_arch, mcu_type_s): Move to avr.h.
15508 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15509 default_data_section_start fields.
15510 (avr_arch): Moved from avr.c.
15511 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15512 library_name fields.
15513 (avr_current_device, avr_mcu_types, avr_arch_types,
15514 avr_device_to_arch, avr_device_to_data_start,
15515 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15516 (EXTRA_SPEC_FUNCTIONS): Define.
15517 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15518 options mapping. Use device_to_arch and device_to_data_start insted.
15519 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15520 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15521 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15522 * config/avr/driver-avr.c: New file.
15523 * config/avr/avr-devices.c: New file.
15525 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15527 * var-tracking.c (unshare_variable): Force initialized to
15528 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15529 (set_variable_part): Likewise.
15530 (struct variable_union_info): Remove pos_src field.
15531 (vui_vec, vui_allocated): New variables.
15532 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15533 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15534 == 1 use a simpler sorting algorithm. Compute pos field right
15535 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15536 Avoid quadratic comparison if !flag_var_tracking_uninit.
15537 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15538 unshare_variable unconditionally.
15539 (dataflow_set_different_2): Removed.
15540 (dataflow_set_different): Don't traverse second hash table.
15541 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15542 unconditionally to var_reg_set or var_mem_set.
15543 (emit_notes_in_bb): Likewise.
15544 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15546 (emit_note_insn_var_location): Don't set initialized to
15547 VAR_INIT_STATUS_INITIALIZED early.
15548 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15550 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15552 * tree-object-size.c (addr_object_size): Instead of checking
15553 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15554 are no FIELD_DECLs following it.
15556 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15558 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15559 order to match bswaps with signed source operands.
15561 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15563 * sdbout.c (sdbout_one_type): Fix braces in switch.
15565 2009-06-23 Richard Guenther <rguenther@suse.de>
15567 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15569 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15570 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15571 var_callused, callused_tree, var_storedanything, storedanything_tree,
15572 var_integer, integer_tree): Remove global variables.
15573 (new_var_info): Do not pass new id, append the new var to the
15574 global variable vector.
15575 (do_ds_constraint): Use is_global_var member of the variable-info.
15576 (new_scalar_tmp_constraint_exp): Adjust.
15577 (create_function_info_for): Likewise.
15578 (create_variable_info_for): Likewise.
15579 (find_what_var_points_to): Remove dead code.
15580 (init_base_vars): Simplify.
15581 (compute_points_to_sets): Adjust.
15583 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15585 * combine.c (try_combine): Dump information about the insns we're
15588 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15590 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15591 check when calling force_to_mode on TRUNCATE's operand.
15593 2009-06-22 Ian Lance Taylor <iant@google.com>
15595 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15597 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15599 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15601 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15603 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15604 override library linkage flags such as -static-libgcc or
15607 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15609 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15611 2009-06-22 Ian Lance Taylor <iant@google.com>
15613 * config/linux.opt: Put mglibc ahead of muclibc.
15615 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15616 for duplicate decls.
15618 2009-06-22 Matthias Klose <doko@ubuntu.com>
15620 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15622 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15625 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15626 instead of NULL if a parser error occurs.
15628 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15630 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15631 non-DWARF2_DEBUGGING_INFO version.
15633 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15635 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15636 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15638 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15639 (LIBGCC2_TF_CEXT): Define.
15642 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15645 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15647 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15649 * config/arm/arm.c (arm_override_options): Disable
15650 -mcaller-super-interworking and -mcallee-super-interworking.
15651 * doc/invoke.texi (ARM Options): Document this.
15653 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15655 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15656 * config/arm/constraints.md (j): New constraint for movw operands.
15657 (N): Remove thumb2 meaning.
15658 * config/arm/arm.md (*arm_movw): Delete.
15659 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15660 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15661 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15663 2009-06-22 Martin Jambor <mjambor@suse.cz>
15665 PR tree-optimization/40492
15666 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15667 build_ref_for_offset.
15669 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15671 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15672 JUMP_TABLE_DATA_P predicates where applicable.
15673 * auto-inc-dec.c: Ditto.
15674 * builtins.c: Ditto.
15675 * caller-save.c: Ditto.
15677 * cfgcleanup.c: Ditto.
15678 * cfglayout.c: Ditto.
15680 * combine.c: Ditto.
15681 * combine-stack-adj.c: Ditto.
15685 * df-scan.c: Ditto.
15687 * dwarf2asm.c: Ditto.
15688 * dwarf2out.c: Ditto.
15689 * emit-rtl.c: Ditto.
15695 * function.c: Ditto.
15698 * genpreds.c: Ditto.
15699 * genrecog.c: Ditto.
15701 * ira-costs.c: Ditto.
15702 * ira-lives.c: Ditto.
15704 * loop-iv.c: Ditto.
15705 * lower-subreg.c: Ditto.
15706 * modulo-sched.c: Ditto.
15708 * postreload.c: Ditto.
15709 * print-rtl.c: Ditto.
15711 * reginfo.c: Ditto.
15712 * regmove.c: Ditto.
15713 * reload1.c: Ditto.
15716 * rtlanal.c: Ditto.
15718 * sched-vis.c: Ditto.
15720 * sel-sched-ir.c: Ditto.
15721 * simplify-rtx.c: Ditto.
15722 * targhooks.c: Ditto.
15723 * var-tracking.c: Ditto.
15724 * vmsdbgout.c: Ditto.
15726 2009-06-22 Matthias Klose <doko@ubuntu.com>
15728 * Makefile.in (install-plugin): Always use DESTDIR.
15730 2009-06-22 Olivier Hainque <hainque@adacore.com>
15732 * config/pa/pa.c (output_call): Don't optimize post call jumps
15733 into return address adjustments if the call may throw.
15735 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15737 * arm.c (thumb1_output_casesi): New function.
15738 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15739 optimizing for size or PIC.
15740 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15741 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15742 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15743 (thumb1_casesi_internal_pic): New expand rule.
15744 (thumb1_casesi_dispatch): New pattern.
15745 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15747 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15748 in the text seciton when PIC or optimizing for size.
15749 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15750 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15751 preservation properties of code.
15752 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15753 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15754 (__gnu_thumb1_case_si): New function.
15755 * t-arm (LIB1ASMSRC): Define here.
15756 (LIB1ASMFUNCS): Add some common functions.
15757 * t-arm-elf (LIB1ASMSRC): Delete.
15758 (LIB1ASMFUNCS): Append to existing set.
15759 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15760 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15761 * t-symbian (LIB1ASMFUNCS): Likewise.
15762 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15763 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15765 2009-06-21 Richard Guenther <rguenther@suse.de>
15767 PR tree-optimization/38729
15768 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15769 to loops with a single exit if -fno-expensive-optimizations.
15771 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15773 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15774 (dataflow_set): Change vars type from htab_t to shared_hash.
15775 (shared_hash_pool, empty_shared_hash): New variables.
15776 (vars_clear): Removed.
15777 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15778 shared_hash_find_slot_unshare, shared_hash_find_slot,
15779 shared_hash_find_slot_noinsert, shared_hash_find): New
15781 (shared_hash_unshare, shared_hash_destroy): New functions.
15782 (unshare_variable): Unshare set->vars if shared, use
15784 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15785 (get_init_value, find_src_set_src, dump_dataflow_set,
15786 clobber_variable_part, emit_notes_for_differences): Use
15788 (dataflow_set_init): Remove second argument, set vars to
15789 empty_shared_hash instead of creating a new htab.
15790 (dataflow_set_clear): Call shared_hash_destroy and set vars
15791 to empty_shared_hash instead of calling vars_clear.
15792 (dataflow_set_copy): Don't call vars_copy, instead just share
15793 the src htab with dst.
15794 (variable_union): Use shared_hash_*, use initially NO_INSERT
15795 lookup if set->vars is shared. Don't keep slot cleared before
15796 calling unshare_variable. Unshare set->vars if needed.
15797 Even ->refcount == 1 vars must be unshared if set->vars is shared
15798 and var needs to be modified.
15799 (variable_canonicalize): New function.
15800 (dataflow_set_union): If dst->vars is empty, just share src->vars
15801 with dst->vars and traverse with variable_canonicalize to canonicalize
15802 and unshare what is needed.
15803 (dataflow_set_different): If old_set and new_set use the same shared
15804 htab, they aren't different. If number of htab elements is different,
15805 htabs are different. Use shared_hash_*.
15806 (dataflow_set_destroy): Call shared_hash_destroy instead of
15808 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15809 second argument to dataflow_set_init.
15810 (vt_initialize): Likewise. Initialize shared_hash_pool and
15811 empty_shared_hash, move bb in/out initialization afterwards.
15812 Use variable_htab_free instead of NULL as changed_variables del hook.
15813 (variable_was_changed): Change type of second argument to pointer to
15814 dataflow_set. When inserting var into changed_variables, bump
15815 refcount. Unshare set->vars if set is shared htab and slot needs to
15817 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15818 lookup if set->vars is shared. Unshare set->vars if needed.
15819 Even ->refcount == 1 vars must be unshared if set->vars is shared
15820 and var needs to be modified. Adjust variable_was_changed caller.
15821 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15822 vars must be unshared if set->vars is shared and var needs to be
15823 modified. Adjust variable_was_changed caller.
15824 (emit_note_insn_var_location): Don't pool_free var.
15825 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15827 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15828 free_alloc_pool on shared_hash_pool.
15830 2009-06-20 Anthony Green <green@moxielogic.com>
15832 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15833 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15835 2009-06-20 Richard Guenther <rguenther@suse.de>
15837 * tree-ssa-structalias.c (find_func_aliases): For memset use
15838 a constraint from NULL if we memset to zero.
15839 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15840 we explicitly handle that do not read from memory.
15841 (call_may_clobber_ref_p_1): Properly handle builtins that may
15844 2009-06-20 Richard Guenther <rguenther@suse.de>
15846 PR tree-optimization/40495
15847 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15848 (new_scalar_tmp_constraint_exp): New function.
15849 (process_constraint): Do not create temporary decls.
15850 (process_all_all_constraints): Likewise.
15851 (handle_const_call): Likewise.
15852 (create_function_info_for): Do not set decl.
15854 2009-06-19 Ian Lance Taylor <iant@google.com>
15856 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15857 (rs6000_attribute_table): Make static; move before use.
15859 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15861 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15862 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15863 Propagate the TREE_READONLY flag without overwriting it.
15864 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15865 Propagate the TREE_READONLY flag onto the result.
15866 (process_call_operands): Move around. Use correct constant value.
15868 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15871 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15872 * config/arm/arm.md: Likewise.
15874 2009-06-19 Ian Lance Taylor <iant@google.com>
15876 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15877 to GIMPLE_ERROR_MARK.
15879 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15880 op2_original_type parameters. Warn about using different enum types.
15881 * c-parser.c (c_parser_conditional_expression): Pass original
15882 types to build_conditional_expr.
15883 * c-tree.h (build_conditional_expr): Update declaration.
15885 2009-06-19 Ian Lance Taylor <iant@google.com>
15887 * config/i386/i386.c (ix86_function_specific_save): Test that
15888 fields match values, rather than testing the values are in a
15891 2009-06-19 Richard Guenther <rguenther@suse.de>
15893 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15894 ADDR_EXPR pointers.
15895 (ptr_derefs_may_alias_p): Likewise.
15896 (ptr_deref_may_alias_ref_p_1): New function.
15897 (ptr_deref_may_alias_ref_p): Likewise.
15898 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15899 covered by looking at the ESCAPED solution.
15900 (call_may_clobber_ref_p_1): Likewise.
15901 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15902 Handle NULL_TREE offset. Do not produce redundant constraints.
15903 (process_all_all_constraints): New helper function.
15904 (do_structure_copy): Use it.
15905 (handle_lhs_call): Likewise.
15906 (find_func_aliases): Handle some builtins with pointer arguments
15907 and/or return values explicitly.
15909 2009-06-19 Ian Lance Taylor <iant@google.com>
15911 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15913 2009-06-19 Ian Lance Taylor <iant@google.com>
15915 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15917 2009-06-19 Ian Lance Taylor <iant@google.com>
15919 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15920 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15923 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15924 uninitialized const.
15926 2009-06-19 Ian Lance Taylor <iant@google.com>
15928 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15931 * c-decl.c (in_struct, struct_types): Remove.
15932 (struct c_binding): Add in_struct field.
15933 (c_binding_ptr): Define type, along with VEC.
15934 (struct c_struct_parse_info): Define.
15935 (struct_parse_info): New static variable.
15936 (bind): Initialize in_struct field.
15937 (start_struct): Remove enclosing_in_struct and
15938 enclosing_struct_types parameters. Add
15939 enclosing_struct_parse_info parameter. Change all callers. Set
15940 struct_parse_info rather than in_struct and struct_types.
15941 (grokfield): If -Wc++-compat and there is a symbol binding for the
15942 field name, set the in_struct flag and push it on the
15943 struct_parse_info->fields vector.
15944 (warn_cxx_compat_finish_struct): New static function.
15945 (finish_struct): Remove enclosing_in_struct and
15946 enclosing_struct_types parameters. Add
15947 enclosing_struct_parse_info parameter. Change all callers. Don't
15948 set C_TYPE_DEFINED_IN_STRUCT here. Call
15949 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15950 parameter. Only push on struct_types if warn_cxx_compat.
15951 (finish_enum): Only push on struct_types if warn_cxx_compat.
15952 (declspecs_add_type): Add loc parameter. Change all callers.
15953 Change all error calls to error_at. Pass loc, not input_location,
15954 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15955 defined in a struct. If -Wc++-compat and parsing a struct, record
15956 that a typedef name was used.
15957 * c-parser.c (c_parser_declspecs): Get location to pass to
15958 declspecs_add_type.
15959 (c_parser_struct_or_union_specifier): Update calls to start_struct
15961 * c-tree.h (struct c_struct_parse_info): Declare.
15962 (finish_struct, start_struct): Update declarations.
15963 (declspecs_add_type): Update declaration.
15965 2009-06-19 Ian Lance Taylor <iant@google.com>
15967 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15968 variable with an anonymous type.
15970 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15972 * see.c: Remove for real.
15974 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15976 * optabs.h (enum optab_index): Add new OTI_significand.
15977 (significand_optab): Define corresponding macro.
15978 * optabs.c (init_optabs): Initialize significand_optab.
15979 * genopinit.c (optabs): Implement significand_optab using
15980 significand?f2 patterns.
15981 * builtins.c (expand_builtin_mathfn): Handle
15982 BUILT_IN_SIGNIFICAND{,F,L}.
15983 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15984 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15986 * config/i386/i386.md (significandxf2, significand<mode>2): New
15987 expanders to implement significandf, significand and significandl
15988 built-ins as inline x87 intrinsics.
15990 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15992 * config/avr/avr.c (avr_override_options): Remove setting value of
15993 PARAM_INLINE_CALL_COST.
15995 2009-06-18 Richard Henderson <rth@redhat.com>
15998 * tree-pass.h (TDF_ASMNAME): New.
15999 * tree-dump.c (dump_options): Add asmname.
16000 * doc/invoke.texi: Document it.
16002 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
16003 (dump_decl_name): ...here.
16004 (dump_function_name): New flags arg; mind TDF_ASMNAME.
16005 (dump_generic_node): Update dump_function_name calls.
16006 (print_call_name): New flags arg; update all dump calls.
16007 * diagnostic.h (print_call_name): Update.
16008 * gimple-pretty-print.c (dump_gimple_call): Update.
16010 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
16013 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
16015 2009-06-18 Diego Novillo <dnovillo@google.com>
16017 * doc/plugins.texi: Document plugin_is_GPL_compatible.
16018 * plugin.c (str_license): Declare.
16019 (try_init_one_plugin): Assert that the symbol
16020 'plugin_is_GPL_compatible' exists.
16022 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
16025 * Makefile.in (OBJS-common): Remove see.o.
16027 * common.opt (fsee): Mark as preserved for backward compatibility.
16028 * opts.c (common_handle_option): Add OPT_fsee to the backward
16029 compatibility section.
16030 * passes.c (init_optimization_passes, pass_see): Remove pass.
16031 * timevar.def (TV_SEE): Remove.
16032 * tree-pass.h (pass_see): Remove declaration.
16033 * doc/invoke.texi (-fsee): Remove documentation.
16035 2009-06-18 Martin Jambor <mjambor@suse.cz>
16037 * tree-sra.c: Include statistics.h
16038 (sra_stats): New variable.
16039 (sra_initialize): Clear sra_stats.
16040 (create_access_replacement): Increment sra_stats.replacements.
16041 (get_access_replacement): Do not return twice.
16042 (analyze_all_variable_accesses): Increment statistics counter by the
16043 number of scalarized aggregates.
16044 (generate_subtree_copies): Increment sra_stats.subtree_copies.
16045 (sra_modify_expr): Increment sra_stats.exprs.
16046 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
16047 (sra_modify_assign): Increment sra_stats.exprs,
16048 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
16049 (perform_intra_sra): Update statistics counters.
16050 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
16052 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16054 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
16055 (arm_scalar_mode_supported_p): New function.
16057 2009-06-18 Paul Brook <paul@codesourcery.com>
16058 Sandra Loosemore <sandra@codesourcery.com>
16060 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
16061 (__extendhfsf2, __truncsfhf2): Define.
16062 * config/arm/fp16.c: New file.
16063 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16064 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
16066 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
16068 * doc/extend.texi (Half-Precision): New section.
16069 * doc/invoke.texi (Option Summary): List -mfp16-format.
16070 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
16071 * config/arm/arm.opt (mfp16-format=): New.
16072 * config/arm/arm.c: Include intl.h.
16073 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
16074 (TARGET_INVALID_RETURN_TYPE): Redefine.
16075 (TARGET_PROMOTED_TYPE): Redefine.
16076 (TARGET_CONVERT_TO_TYPE): Redefine.
16077 (arm_fp16_format): Define.
16078 (all_fpus): Add entry for neon-fp16.
16079 (fp_model_for_fpu): Likewise.
16080 (struct fp16_format): Declare.
16081 (all_fp16_formats): Define.
16082 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
16084 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
16086 (arm_legitimate_index_p): Treat HFmode like HImode.
16087 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
16088 (coproc_secondary_reload_class): Special-case HFmode.
16089 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
16090 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
16091 (arm_init_fp16_builtins): New.
16092 (arm_init_builtins): Call it.
16093 (arm_invalid_parameter_type): New.
16094 (arm_invalid_return_type): New.
16095 (arm_promoted_type): New.
16096 (arm_convert_to_type).
16097 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
16099 (arm_emit_fp16_const): New function.
16100 (arm_mangle_type): Mangle __fp16 as "Dh".
16101 * config/arm/arm.h (TARGET_VFPD32): Make it know about
16103 (TARGET_NEON_FP16): New.
16104 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
16105 (enum fputype): Add FPUTYPE_NEON_FP16.
16106 (enum arm_fp16_format_type): Declare.
16107 (arm_fp16_format): Declare.
16108 (LARGEST_EXPONENT_IS_NORMAL): Define.
16109 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
16110 * config/arm/arm-modes.def (HFmode): Define.
16111 * config/arm/vfp.md (*movhf_vfp): New.
16112 (extendhfsf2): New.
16114 * config/arm/arm.md (fpu): Add neon_fp16.
16115 (floatsihf2, floatdihf2): New.
16116 (fix_trunchfsi2, fix_trunchfdi2): New.
16118 (extendhfdf2): New.
16120 (*arm32_movhf): New.
16121 (*thumb1_movhf): New.
16122 (consttable_2): Add check for HFmode constants.
16123 (consttable_4): Handle HFmode constants.
16125 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16127 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16129 2009-06-17 Olivier Hainque <hainque@adacore.com>
16131 * collect2.c (main): Use CONST_CAST2 to perform char ** to
16132 const char ** conversion in AIX specific section.
16134 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
16136 * config/i386/i386.c (ix86_special_builtin_type): Remove
16137 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
16138 (bdesc_special_args): Updated.
16139 (ix86_init_mmx_sse_builtins): Likewise.
16140 (ix86_expand_special_args_builtin): Likewise.
16142 2009-06-17 Richard Henderson <rth@redhat.com>
16144 * tree-pretty-print.c (maybe_dump_asm_name): New.
16145 (dump_decl_name): Use it.
16146 (PRINT_FUNCTION_NAME): Merge into...
16147 (dump_function_name): ... here. Use maybe_dump_asm_name.
16149 2009-06-17 Cary Coutant <ccoutant@google.com>
16151 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
16153 * debug.c (struct gcc_debug_hooks): Change placeholder for
16155 (debug_nothing_int_charstar_int): Replaced by...
16156 (debug_nothing_int_charstar_int_bool): ...this.
16157 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
16158 source_line prototype.
16159 (debug_nothing_int_charstar_int): Replaced by...
16160 (debug_nothing_int_charstar_int_bool): ...this.
16161 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
16162 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
16163 Output is_stmt operand when necessary.
16164 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
16165 (notice_source_line): Add is_stmt parameter.
16166 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
16167 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
16169 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
16170 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
16172 2009-06-17 Ian Lance Taylor <iant@google.com>
16174 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
16176 (struct store_by_pieces_d): Rename from store_by_pieces. Change
16179 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
16181 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
16182 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
16183 tree_strip_sign_nop_conversions and
16184 tree_ssa_strip_useless_type_conversions rather than stripping
16185 the operations here.
16186 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16188 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16189 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16190 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16191 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16194 2009-06-17 Michael Eager <eager@eagercon.com>
16196 * config/rs6000/constraints.md (register_constraint "d"): New.
16197 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16198 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16199 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16200 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16201 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16202 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16203 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16204 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16205 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16206 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16208 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16209 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16210 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16211 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16212 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16213 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16214 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16215 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16216 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16217 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16218 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16219 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16220 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16221 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16223 2009-06-16 Ian Lance Taylor <iant@google.com>
16225 * profile.c (total_num_never_executed): Don't define.
16226 (compute_branch_probabilities): Don't count or print
16227 num_never_executed.
16228 (init_branch_prob): Don't set total_num_never_executed.
16229 (end_branch_prob): Don't print total_num_never_executed.
16231 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16233 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16235 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16237 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16238 (nabstd2_fpr): Same.
16240 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16242 * expr.c (expand_assignment): Change complex type check.
16244 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16246 * doc/plugins.texi (Building GCC plugins): Added new section.
16248 2009-06-17 Ian Lance Taylor <iant@google.com>
16250 * c-pch.c (get_ident): Don't set size of templ array.
16251 (pch_init): Don't set size of partial_pch array.
16253 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16254 string constant to intialize an array whose size is the length of
16257 2009-06-17 Richard Guenther <rguenther@suse.de>
16259 PR tree-optimization/40389
16260 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16261 to addressable types.
16262 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16264 2009-06-17 Richard Guenther <rguenther@suse.de>
16266 PR middle-end/40460
16267 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16268 if there is no evolution of left in the loop bail out.
16269 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16270 chrec_fold_multiply.
16272 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16273 Janis Johnson <janis187@us.ibm.com>
16276 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
16277 for the symbol ref of a constant that is the source of a move
16278 - nor for any other not-obvious-label-ref constants.
16280 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
16282 * plugin.c (position_pass): Skip newly inserted pass during list
16283 traversal to avoid repeated insertion.
16285 2009-06-16 Ian Lance Taylor <iant@google.com>
16287 * vec.h (VEC_stack_alloc): Define different version if
16288 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
16289 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
16290 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
16291 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
16293 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
16295 * config.gcc (extra_headers): Add ia32intrin.h for x86.
16297 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
16298 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
16299 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
16300 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
16301 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
16302 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16303 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16304 (bdesc_special_args): Add __builtin_ia32_rdtsc and
16305 __builtin_ia32_rdtscp.
16306 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
16307 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
16308 and __builtin_ia32_rorhi.
16309 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16310 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16311 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16312 (ix86_expand_args_builtin): Likewise.
16313 (ix86_expand_special_args_builtin): Likewise.
16315 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16316 (UNSPECV_RDTSC): Likewise.
16317 (UNSPECV_RDPMC): Likewise.
16318 (*bsr): Renamed to ...
16320 (*bsr_rex64): Renamed to ...
16323 (*rdpmc): Likewise.
16324 (*rdpmc_rex64): Likewise.
16326 (*rdtsc): Likewise.
16327 (*rdtsc_rex64): Likewise.
16328 (rdtscp): Likewise.
16329 (*rdtscp): Likewise.
16330 (*rdtscp_rex64): Likewise.
16332 * config/i386/ia32intrin.h: New.
16334 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16336 2009-06-16 Ian Lance Taylor <iant@google.com>
16338 * ira-build.c (copy_info_to_removed_store_destinations):
16339 Initialize parent_a.
16341 2009-06-16 Ian Lance Taylor <iant@google.com>
16343 * c-decl.c (grokdeclarator): Change size_varies to bool.
16345 2009-06-16 Ian Lance Taylor <iant@google.com>
16347 * sel-sched.c: Make forward declarations of move_op_hooks and
16348 fur_hooks explicitly extern.
16350 2009-06-16 Ian Lance Taylor <iant@google.com>
16352 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16353 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16355 2009-06-16 Ian Lance Taylor <iant@google.com>
16357 * resource.c (mark_referenced_resources): Change
16358 include_delayed_effects parameter to bool. Change all callers.
16359 (mark_end_of_function_resources): Likewise.
16360 * reorg.c (insn_references_resource_p): Likewise.
16361 (insn_sets_resource_p): Likewise.
16362 * resource.h (mark_referenced_resources): Update declaration.
16363 (mark_end_of_function_resources): Update declaration.
16365 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16367 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16369 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16371 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16372 GCC can bootstrap on AIX with GNU Binutils 2.20.
16374 2009-06-16 Ian Lance Taylor <iant@google.com>
16376 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16378 2009-06-16 Ian Lance Taylor <iant@google.com>
16380 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16381 inline, not extern inline.
16382 (exact_log2): Likewise.
16383 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16385 (exact_log2): Likewise, but don't test CTZ_HWI.
16387 2009-06-16 Ian Lance Taylor <iant@google.com>
16389 * bitmap.c (bitmap_clear): Don't declare as inline.
16390 * gimple.c (gimplify_assign): Likewise.
16391 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16392 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16393 (sched_scan_info): Remove duplicate definition.
16395 2009-06-16 Ian Lance Taylor <iant@google.com>
16397 * c-common.c (skip_evaluation): Don't define.
16398 (c_inhibit_evaluation_warnings): Define global variable.
16399 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16400 than skip_evaluation.
16401 (convert_and_check, warn_for_div_by_zero): Likewise.
16402 * c-common.h (skip_evaluation): Don't declare.
16403 (c_inhibit_evaluation_warnings): Declare.
16404 * c-parser.c (c_parser_typeof_specifier): Set
16405 c_inhibit_evaluation_warnings rather than skip_evaluation.
16406 (c_parser_conditional_expression): Likewise.
16407 (c_parser_binary_expression): Likewise.
16408 (c_parser_sizeof_expression): Likewise.
16409 (c_parser_alignof_expression): Likewise.
16410 * c-typeck.c (build_indirect_ref): Check
16411 c_inhibit_evaluation_warnings rather than skip_evaluation.
16412 (build_conditional_expr, build_binary_op): Likewise.
16414 2009-06-16 Richard Guenther <rguenther@suse.de>
16416 * tree-ssa-alias.c (is_escape_site): Remove.
16417 * tree-ssa-alias.h (enum escape_type): Remove.
16418 (is_escape_site): Likewise.
16419 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16420 via casts and asms without deferring to is_escape_site.
16422 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16424 PR middle-end/40446
16425 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16426 use gen_lowpart if op0 has complex mode.
16428 2009-06-16 Richard Guenther <rguenther@suse.de>
16430 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16431 variables add them to ESCAPED.
16432 (find_func_aliases): Do not make all indirectly stored values escaped.
16434 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16436 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16437 make_decl_one_only.
16439 2009-06-16 Martin Jambor <mjambor@suse.cz>
16441 PR tree-optimization/40432
16442 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16443 check whether we need to force gimple register operand.
16445 2009-06-16 Martin Jambor <mjambor@suse.cz>
16447 PR tree-optimization/40413
16448 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16449 build_ref_for_offset.
16450 (propagate_subacesses_accross_link): Fix a typo in a comment.
16452 2009-06-16 Ira Rosen <irar@il.ibm.com>
16454 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16455 with additional parameter.
16456 * tree-vectorizer.h (enum vect_def_type): Add new value
16458 (enum vect_relevant): Add comments.
16459 (vect_is_simple_reduction): Add new argument.
16460 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16461 Detect nested cycles.
16462 (vect_is_simple_reduction): Update documentation, add an argument to
16463 distinguish inner-loop reduction from nested cycle, detect nested
16464 cycles, fix printings and indentation, don't swap operands in case
16466 (get_initial_def_for_reduction): Handle subtraction.
16467 (vect_create_epilog_for_reduction): Add new argument to specify
16468 reduction variable.
16469 (vect_finalize_reduction): Handle subtraction, fix comments.
16470 (vectorizable_reduction): Handle nested cycles. In case of nested
16471 cycle keep track of the reduction variable position. Call
16472 vect_is_simple_reduction with additional parameter. Use original
16473 statement code in reduction epilogue for nested cycle. Call
16474 vect_create_epilog_for_reduction with additional parameter.
16475 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16476 inner-loop vectorization.
16477 (vect_recog_widen_sum_pattern): Likewise.
16478 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16480 (vect_mark_stmts_to_be_vectorized): Likewise.
16481 (vect_get_vec_def_for_operand): Handle nested cycles.
16483 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16485 * doc/invoke.texi (Debugging Options): Fix option index entries
16486 for -fdump-statistics, -frandom-seed add entries for
16487 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16488 (FRV Options): Fix entries for -mTLS, -mtls.
16489 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16490 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16491 (M68hc1x Options): Fix @itemx for -mnominmax.
16492 (MCore Options): Fix entry for -mno-lsim.
16493 (MMIX Options): Fix entry for -mabi=mmixware.
16494 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16496 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16498 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16499 Mention the plugin mode of gengtype.
16500 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16501 * gengtype.c: Updated copyright.
16502 (plugin_files, nb_plugin_files) Added new static variables.
16503 (measure_input_list) Care about plugin_files.
16504 (write_rtx_next): Added early return in plugin mode.
16505 (create_file): Updated copyright year in generated file. Added
16507 (oprintf): Added early return if NULL outf.
16508 (get_output_file_with_visibility): Care of plugin_files.
16509 (get_output_file_name): May return null.
16510 (write_local): Added early return.
16511 (put_mangled_filename): Ditto.
16512 (finish_root_table): Added check for base_files.
16513 (write_roots): Care about null when plugins.
16514 (main): Added plugin mode.
16516 2009-06-15 Ian Lance Taylor <iant@google.com>
16518 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16519 * gcov.c (read_count_file): Add braces around variables declared
16522 * c.opt (Wjump-misses-init): New warning.
16523 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16524 -Wall and -Wc++-compat if not already set.
16525 (c_common_post_options): Clear warn_jump_misses_init if it was not
16527 * c-decl.c (struct c_binding): Change type field to a union with
16528 new label field. Make it the first field in the struct. Update
16529 references to type to use u.type instead.
16530 (struct c_spot_bindings): Define.
16531 (struct c_goto_bindings): Define.
16532 (c_goto_bindings_p): Define, along with VECs.
16533 (struct c_label_vars): Define.
16534 (struct c_scope): Add has_label_bindings field.
16535 (bind_label, set_spot_bindings): New static functions.
16536 (decl_jump_unsafe, update_spot_bindings): New static functions.
16537 (update_label_decls): New static function.
16538 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16539 Update binding u.label field to shadowed field.
16540 (c_binding_start_stmt_expr): New function.
16541 (c_binding_end_stmt_expr): New function.
16542 (pushdecl): Don't call c_begin_vm_scope.
16543 (make_label): Add defining and p_label_vars parameters. Change
16545 (lookup_label): Correct test for whether a label has not yet been
16546 defined. Call bind_label rather than bind.
16547 (warn_about_goto): New static function.
16548 (lookup_label_for_goto): New function.
16549 (declare_label): Call bind_label rather than bind.
16550 (check_earlier_gotos): New static function.
16551 (define_label): Don't give errors about jumping into statement
16552 expressions or scopes of variably modified types. Call
16553 set_spot_bindings and check_earlier_gotos. Call bind_label
16554 instead of bind. Don't set label_context_stack_se or
16555 label_context_stack_vm.
16556 (c_get_switch_bindings): New function.
16557 (c_release_switch_bindings): New function.
16558 (c_check_switch_jump_warnings): New function.
16559 (start_function): Don't set label_context_stack_se or
16560 label_context_stack_vm.
16561 (finish_function): Likewise.
16562 * c-typeck.c (label_context_stack_se): Don't define.
16563 (label_context_stack_vm): Don't define.
16564 (c_finish_goto_label): Call lookup_label_for_goto rather than
16565 lookup_label. Don't give errors about jumping into a statement
16566 expression or the scope of a variably modified type. Don't set
16567 label_context_stack_se or label_context_stack_vm.
16568 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16569 fields. Add bindings field.
16570 (c_start_case): Don't set deleted fields. Set bindings field.
16571 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16572 or blocked_vm. Call c_check_switch_jump_warnings.
16573 (c_finish_case): Don't test blocked_stmt_expr field. Call
16574 c_release_switch_bindings.
16575 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16576 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16577 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16578 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16579 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16580 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16581 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16582 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16583 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16584 (C_DECL_UNJUMPABLE_VM): Don't define.
16585 (C_DECL_UNDEFINABLE_VM): Don't define.
16586 (struct c_label_list): Don't define.
16587 (struct c_label_context_se): Don't define.
16588 (struct c_label_context_vm): Don't define.
16589 (struct c_spot_bindings): Declare.
16590 (c_bindings_start_stmt_expr): Declare.
16591 (c_bindings_end_stmt_expr): Declare.
16592 (lookup_label_for_goto): Declare.
16593 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16594 (c_check_switch_jump_warnings): Declare.
16595 (label_context_stack_se, label_context_stack_vm): Don't declare.
16596 (c_finish_goto_label): Update declaration.
16597 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16598 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16599 (Warning Options): Document -Wjump-misses-init.
16601 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16603 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16606 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16608 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16610 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16612 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16614 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16616 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16618 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16620 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16621 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16622 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16623 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16624 * dwarf2asm.c (dw2_force_const_mem): Update call to
16625 make_decl_one_only.
16626 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16627 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16628 * langhooks.c (lhd_comdat_group): Remove.
16629 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16630 * tree.h (DECL_COMDAT_GROUP): New.
16631 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16632 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16633 (make_decl_one_only): Change signature.
16634 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16635 make_decl_one_only.
16636 (make_decl_one_only): Change signature.
16637 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16639 2009-06-15 Richard Guenther <rguenther@suse.de>
16641 PR middle-end/40439
16642 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16644 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16646 * tree-ssa-math-opts.c: Remove extra divide.
16648 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16650 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16652 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16654 * passes.c: Add bswap pass.
16655 * tree-pass.h: Add pass_optimize_bswap declaration.
16656 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16657 Include rtl.h, expr.h and optabs.h for optab_handler check.
16658 (struct symbolic_number, pass_optimize_bswap): New definition.
16659 (do_shift_rotate, verify_symbolic_number_p): New functions.
16660 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16661 (gate_optimize_bswap): New function.
16662 * tree.c (widest_int_cst_value): New function.
16663 * tree.h (widest_int_cst_value): Prototype added.
16665 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16667 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16668 REG_EQUAL/REG_EQUIV notes.
16670 2009-06-14 Richard Guenther <rguenther@suse.de>
16672 PR middle-end/40389
16673 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16674 has its address taken if NRV was applied and it is addressable.
16675 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16676 function split out from ...
16677 (get_constraint_for_1): ... here.
16678 (handle_rhs_call): Use it to mark the return slot escaped if
16679 it is addressable and NRV was applied.
16681 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16683 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16684 Change first argument type to location_t.
16685 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16686 Do not set input_location.
16687 Use loc instead of input_location throughout.
16689 2009-06-13 Richard Guenther <rguenther@suse.de>
16691 PR tree-optimization/40421
16692 * tree-predcom.c (should_unroll_loop_p): Remove.
16693 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16695 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16697 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16698 Add location argument.
16700 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16702 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16704 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16705 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16706 * config/spu/spu-protos.h: Add location to
16707 spu_resolve_overloaded_builtin.
16708 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16709 spu_build_builtin_va_list.
16710 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16711 argument. Pass location to build_function_call_vec.
16712 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16714 (emit_fpu_switch): Same.
16715 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16716 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16717 to build_decl and create_artificial_label.
16718 (xtensa_gimplify_va_arg_expr): Same.
16719 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16720 (xstormy16_gimplify_va_arg_expr): Same.
16721 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16722 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16723 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16724 (mips16_build_function_stub): Same.
16725 (mips16_build_call_stub): Same.
16727 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16730 * arm/constraints.md (Pa, Pb): New constraints.
16731 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16732 split pattern to deal with them.
16734 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16736 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16737 fix index entry for -Xpreprocessor.
16739 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16741 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16742 Add location argument to build_decl call.
16743 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16744 (rs6000_init_builtins): Same.
16745 (spe_init_builtins): Same.
16746 (rs6000_gimplify_va_arg): Add location argument to
16747 create_artificial_label call.
16749 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16751 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16752 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16753 * Makefile.in: Fix GGC dependency for gcse.o.
16755 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16757 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16758 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16759 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16761 * c-parser.c (c_parser_binary_expression): Use current column while
16762 building binary operations.
16763 * common.opt (fshow-column): Enable by default.
16764 * tree-vrp.c (check_array_ref): Use warning_at.
16765 (check_array_bounds): Use location from call back if expr has no
16767 * tree.h: Add location argument to maybe_fold_*.
16768 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16769 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16770 (maybe_fold_offset_to_component_ref): Same.
16771 (maybe_fold_offset_to_reference): Same.
16772 (maybe_fold_offset_to_address): Same.
16773 (maybe_fold_stmt_indirect): Same.
16774 (maybe_fold_stmt_addition): Same.
16775 (fold_stmt_r): Pass location to maybe_fold_*.
16776 (fold_gimple_assign): Same.
16777 * c-tree.h: Add location argument to finish_decl,
16778 default_function_array_conversion, store_init_value.
16779 * c-decl.c (define_label): Use error_at.
16780 (c_make_fname_decl): Pass location to finish_decl.
16781 (finish_decl): New location argument.
16782 (build_compound_literal): Pass location to store_init_value.
16783 (grokdeclarator): Pass location to finish_decl.
16785 * c-typeck.c (array_to_pointer_conversion): New location argument.
16786 (function_to_pointer_conversion): Same.
16787 (default_function_array_conversion): Same.
16788 (parser_build_unary_op): Pass location to overflow_warning.
16789 (parser_build_binary_op): Same. Use warning_at.
16790 (build_unary_op): Pass location to array_to_pointer_conversion.
16791 (build_c_cast): Pass location to digest_init.
16792 (build_modify_expr): New location argument.
16793 (convert_for_assignment): Same.
16794 (store_init_value): Same.
16795 (digest_init): Same.
16796 (output_init_element): Pass location to digest_init and
16797 array_to_pointer_conversion.
16798 (c_finish_return): Pass location to convert_for_assignment.
16799 * gimplify.c (gimplify_conversion): Pass location to
16800 maybe_fold_offset_to_address.
16801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16802 to maybe_fold_stmt_addition.
16803 * c-omp.c (c_finish_omp_atomic): Pass new location to
16805 (c_finish_omp_for): Same.
16806 * c-common.c (overflow_warning): New argument.
16807 * c-common.h: New argument to build_modify_expr, overflow_warning.
16808 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16810 (c_parser_initializer): Pass location to
16811 default_function_array_conversion.
16812 (c_parser_initelt): Same.
16813 (c_parser_initval): Same.
16814 (c_parser_asm_operands): Same.
16815 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16816 (c_parser_conditional_expression): Same.
16817 (c_parser_binary_expression): Add location info to stack. Use it.
16818 (c_parser_unary_expression): Pass location to
16819 default_function_array_conversion, parser_build_unary_op,
16820 build_indirect_ref, c_parser_postfix_expression_after_primary.
16821 (c_parser_postfix_expression_after_primary): New location argument.
16823 (c_parser_expression_conv): Pass location to
16824 default_function_array_conversion.
16825 (c_parser_expr_list): Same.
16826 (c_parser_omp_atomic): Same.
16827 (c_parser_omp_for_loop): Same.
16828 * c-tree.h (struct c_declarator): Add comment to id_loc.
16829 (build_array_declarator): New argument.
16830 * c-decl.c (build_array_declarator): Add location argument.
16831 (grokdeclarator): Set id_loc for cdk_array.
16832 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16833 build_array_declarator.
16834 * tree.c (build_omp_clause): Add location argument.
16835 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16836 (OMP_CLAUSE_LOCATION): New macro.
16837 (struct tree_omp_clause): Add location field.
16838 (build_omp_clause): Add argument.
16839 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16841 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16842 (cp_parser_omp_clause_collapse): Same.
16843 (cp_parser_omp_clause_default): Same.
16844 (cp_parser_omp_clause_if): Same.
16845 (cp_parser_omp_clause_nowait): Same.
16846 (cp_parser_omp_clause_num_threads): Same.
16847 (cp_parser_omp_clause_ordered): Same.
16848 (cp_parser_omp_clause_schedule): Same.
16849 (cp_parser_omp_clause_untied): Same.
16850 (cp_parser_omp_for_loop): Same.
16851 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16852 * c-tree.h (c_start_case): Add location argument.
16853 (c_process_expr_stmt): Same.
16854 (c_finish_goto_*): Same.
16855 * tree-parloops.c (initialize_reductions): Pass location to
16857 (create_parallel_loop): Same.
16858 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16859 (gfc_trans_omp_reduction_list): Same.
16860 (gfc_trans_omp_clauses): Same.
16861 (gfc_trans_omp_do): Same.
16862 * c-typeck.c (c_finish_goto_label): Same.
16863 (c_finish_goto_ptr): New location argument.
16864 (c_start_case): Same.
16865 (emit_side_effect_warnings): Same.
16866 (c_process_expr_stmt): Same.
16867 (c_finish_stmt_expr): Same.
16868 (c_finish_omp_clauses): Use error_at instead of error.
16869 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16871 * c-omp.c (c_split_parallel_clauses): New location argument.
16872 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16873 to build_omp_clause.
16874 (convert_local_reference_stmt): Same.
16875 (convert_gimple_call): Same.
16876 * c-common.h (c_split_parallel_clauses): New argument.
16877 * c-parser.c (c_parser_statement_after_labels): Pass location to
16878 c_finish_goto_label.
16879 (c_parser_switch_statement): Pass location to c_start_case.
16880 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16881 and c_process_expr_stmt.
16882 (c_parser_omp_variable_list): Add location argument.
16883 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16884 (c_parser_omp_clause_default): Same.
16885 (c_parser_omp_clause_if): Same.
16886 (c_parser_omp_clause_num_threads): Same.
16887 (-c_parser_omp_clause_ordered): Same.
16888 (c_parser_omp_clause_reduction): Pass location to
16889 c_parser_omp_variable_list.
16890 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16891 (c_parser_omp_clause_untied): Same.
16892 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16893 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16895 * c-tree.h (check_for_loop_decls, undeclared_variable,
16896 build_component_ref, build_array_ref, build_external_ref,
16897 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16898 build_conditional_expr, build_compound_expr, c_cast_expr,
16899 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16900 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16902 * c-semantics.c (build_stmt): Same.
16903 (build_case_label): Same.
16904 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16905 (undeclared_variable): New argument.
16906 (make_label): Same.
16907 (lookup_label): Pass location on down.
16908 (define_label): Same.
16909 (finish_decl): Same.
16910 (build_compound_literal): Same.
16911 (finish_struct): Same.
16912 (finish_function): Do not set location here.
16913 (check_for_loop_decls): New argument.
16914 * tree.c (save_expr): Set location.
16915 (build_empty_stmt): New argument.
16916 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16917 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16918 * builtins.c (gimplify_va_arg_expr): Use locations.
16919 (expand_builtin_sync_operation): Same.
16920 * c-typeck.c (build_component_ref): New argument.
16921 (build_array_ref): Same.
16922 (build_external_ref): Same.
16923 (c_expr_sizeof_expr): Same.
16924 (c_expr_sizeof_type): Same.
16925 (parser_build_unary_op): Same.
16926 (build_conditional_expr): Same.
16927 (build_compound_expr): Pass location on down.
16928 (build_compound_expr): New argument.
16929 (build_c_cast): Same.
16930 (c_cast_expr): Same.
16931 (build_asm_expr): Same.
16932 (c_finish_return): Same.
16933 (c_process_expr_stmt): Pass location on down.
16934 (c_finish_stmt_expr): New argument.
16935 (push_clenaup): Same.
16936 (c_finish_omp_parallel): Same.
16937 (c_finish_omp_task): Same.
16938 * gimplify.c (gimplify_call_expr): Pass location on down.
16939 * c-omp.c (c_finish_omp_master): New argument.
16940 (c_finish_omp_critical): Same.
16941 (c_finish_omp_ordered): Same.
16942 (c_finish_omp_barrier): Same.
16943 (-c_finish_omp_taskwait): Same.
16944 (c_finish_omp_atomic): Same.
16945 (c_finish_omp_flush): Same.
16946 * tree-inline.c (copy_tree_body_r): Pass location on down.
16947 (inline_forbidden_p): Remove use of input_location.
16948 * c-gimplify.c (c_build_bind_expr): New argument.
16949 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16950 (c_sizeof_or_alignof_type): New argument.
16951 (c_alignof_expr): Same.
16952 (build_va_arg): Same.
16953 (c_add_case_label): Same.
16954 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16955 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16956 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16957 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16958 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16959 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16961 * stub-objc.c (objc_build_selector_expr): Same.
16962 (objc_build_throw_stmt): Same.
16963 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16964 (c_parser_initelt): Same.
16965 (c_parser_compound_statement): Same.
16966 (c_parser_compound_statement_nostart): Same.
16967 (c_parser_label): Same.
16968 (c_parser_statement_after_labels): Same.
16969 (c_parser_if_body): Same.
16970 (c_parser_else_body): Same.
16971 (c_parser_if_statement): Same.
16972 (c_parser_switch_statement): Same.
16973 (c_parser_while_statement): Same.
16974 (c_parser_do_statement): Same.
16975 (c_parser_for_statement): Same.
16976 (c_parser_asm_statement): Same.
16977 (c_parser_conditional_expression): Same.
16978 (c_parser_binary_expression): Same.
16979 (c_parser_cast_expression): Same.
16980 (c_parser_unary_expression): Same.
16981 (c_parser_sizeof_expression): Same.
16982 (c_parser_alignof_expression): Same.
16983 (c_parser_postfix_expression): Same.
16984 (c_parser_expression): Same.
16985 (c_parser_objc_receiver): Same.
16986 (c_parser_omp_variable_list): Same.
16987 (c_parser_omp_structured_block): Same.
16988 (c_parser_omp_atomic): New argument.
16989 (c_parser_omp_barrier): Same.
16990 (c_parser_omp_critical): Same.
16991 (c_parser_omp_flush): Pass location on down.
16992 (c_parser_omp_for_loop): New argument.
16993 (c_parser_omp_for): Same.
16994 (c_parser_omp_master): Same.
16995 (c_parser_omp_ordered): Same.
16996 (c_parser_omp_sections_scope): Same.
16997 (c_parser_omp_sections): Same.
16998 (c_parser_omp_parallel): Same.
16999 (c_parser_omp_single): Same.
17000 (c_parser_omp_task): Same.
17001 (c_parser_omp_taskwait): Pass location on down.
17002 (c_parser_omp_construct): Same.
17003 (c_parser_omp_threadprivate): Same.
17004 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
17005 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
17006 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
17007 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
17008 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
17009 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
17010 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
17011 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
17012 config/i386/i386.c, stmt.c:
17013 Add location argument to the following function definitions and/or
17014 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
17015 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
17016 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
17017 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
17018 do_case, c_finish_bc_stmt, build_compound_literal,
17019 build_function_call.
17020 * c-decl.c (build_compound_literal): Add location argument.
17021 Make all diagnostic calls use location.
17022 (start_struct): Same.
17023 (finish_struct): Same.
17024 (start_enum): Same.
17025 (build_enumerator): Same.
17026 (start_function): Same.
17027 (grokdeclarator): Make all diagnostic calls use location.
17028 (store_parm_decls_oldstyle): Same.
17029 * c-typeck.c (build_function_call): Add location argument.
17030 Make all diagnostic calls use location.
17032 (c_finish_bc_stmt): Same.
17033 * tree-nested.c (get_trampoline_type): Add argument.
17034 Pass location to build_decl.
17035 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
17036 * rtl.h (RTL_LOCATION): New.
17037 * c-common.c (c_add_case_label): Add location argument.
17038 Make all diagnostic calls use location.
17039 * c-common.h: Add location argument to make_fname_decl, do_case,
17040 c_add_case_label, build_function_call, resolve_overloaded_builtin.
17041 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
17042 Set it appropriately for every case. Pass enum_loc to start_enum
17043 call. Pass value_loc first to build_enumerator. Pass enum_loc to
17045 (c_parser_struct_or_union_specifier): Save location. Use it for
17046 start_struct, finish_struct, and parser_xref_tag.
17048 2009-06-12 Ian Lance Taylor <iant@google.com>
17050 * fold-const.c (fold_unary): Rename local variable and to and_expr.
17052 * c-opts.c (c_common_handle_option): For -Wc++-compat set
17053 cpp_opts->warn_cxx_operator_names.
17055 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17058 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
17059 is returns NULL and OP is a VCE, look through the VCE.
17061 2009-06-12 Ian Lance Taylor <iant@google.com>
17064 * collect2.c (main): Use CONST_CAST2 in code inside #if
17065 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
17067 2009-06-12 Joey Ye <joey.ye@intel.com>
17069 PR middle-end/39146
17070 * cfgexpand.c (get_decl_align_unit): Update
17071 max_used_stack_slot_alignment with align instead of
17072 stack_alignment_needed.
17074 * function.c (assign_stack_local_1): Update
17075 max_used_stack_slot_alignment with alignment_in_bits instead
17076 of stack_alignment_needed.
17077 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
17080 2009-06-12 Jakub Jelinek <jakub@redhat.com>
17082 * dwarf2out.c (last_var_location_insn): New variable.
17083 (dwarf2out_end_epilogue): Clear last_var_location_insn.
17084 (dwarf2out_var_location): Don't record anything after last real
17085 insn. Only change labels if there were any real instructions
17086 in between last note and this one, or if changed sections.
17088 2009-06-11 Richard Henderson <rth@redhat.com>
17090 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
17091 note when storing the frame pointer in a register.
17092 (FRP): Don't redefine to nothing for epilogue.
17093 (alpha_expand_epilogue): Mark register and sp restores.
17094 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
17096 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
17097 when gen_lowpart is needed.
17099 2009-06-11 Richard Henderson <rth@redhat.com>
17101 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
17103 * dwarf2out.c (need_data_align_sf_opcode): New.
17104 (div_data_align): Move earlier.
17105 (def_cfa_1, reg_save): Use it.
17107 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
17109 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
17110 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
17111 (ix86_handle_option): Handle OPT_mcrc32.
17112 (ix86_target_string): Add -mcrc32.
17113 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
17115 * config/i386/i386.h (TARGET_CRC32): New.
17117 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
17118 (sse4_2_crc32di): Likewise.
17120 * config/i386/i386.opt (mcrc32): New.
17122 * doc/invoke.texi: Document -mcrc32.
17124 2009-06-11 Richard Henderson <rth@redhat.com>
17126 * common.opt (gdwarf-): Accept a version number.
17127 * doc/invoke.texi (gdwarf-): Update docs.
17128 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17129 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
17130 version level, and record it.
17132 * dwarf2.h (DW_CIE_VERSION): Remove.
17133 * dwarf2out.c (DWARF_VERSION): Remove.
17134 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
17135 (output_call_frame_info): Use CIE version 3 for dwarf3,
17136 or if the return register column is out of range for version 1.
17137 (dwarf_stack_op_name): Add all dwarf3 values.
17138 (DEBUG_PUBTYPES_SECTION): New.
17139 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
17140 encoding change for dwarf3.
17141 (output_die) [dw_val_class_die_ref]: Likewise.
17142 (output_compilation_unit_header): Emit correct version for dwarf3.
17143 (output_line_info): Likewise.
17144 (output_pubnames): Update for DWARF_VERSION removal.
17145 (output_aranges): Likewise.
17146 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
17147 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
17148 (dwarf2out_finish): Likewise.
17150 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17152 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
17155 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17158 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
17159 * builtins.c (expand_builtin_unreachable): New function.
17160 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
17161 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
17162 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
17164 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
17165 searching for missing barriers.
17167 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17169 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
17170 when -fprofile-generate* was passed.
17171 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17173 2009-06-11 Anthony Green <green@moxielogic.com>
17175 * config/moxie/moxie.md: Define length attribute for all instructions.
17177 (*b<cond:code>): Support limited branch ranges for new PC-relative
17178 branch instructions.
17179 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
17181 2009-06-11 Jakub Jelinek <jakub@redhat.com>
17183 * config/i386/i386.c (min_insn_size): Use get_attr_length
17184 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17185 For __asm return 0.
17187 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17188 instead of emit_insn_before.
17190 2009-06-10 Ian Lance Taylor <iant@google.com>
17193 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17196 2009-06-10 Revital Eres <eres@il.ibm.com>
17198 * passes.c (init_optimization_passes): Reschedule
17199 predictive-commoning pass before complete unroll pass.
17201 2009-06-10 Martin Jambor <mjambor@suse.cz>
17203 * cgraph.c (cgraph_node_can_be_local_p): New function.
17204 (cgraph_make_node_local): New function.
17205 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17206 (cgraph_make_node_local): Declare.
17208 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17210 * tree.h (tree_base): Add packed_flag and user_align fields.
17211 Decrease size of spare field.
17212 (TYPE_USER_ALIGN): Use user_align from tree_base.
17213 (DECL_USER_ALIGN): Likewise.
17214 (TYPE_PACKED): Use packed_flag from tree_base.
17215 (DECL_PACKED): Likewise.
17216 (tree_type): Delete packed_flag and user_align fields. Widen
17217 precision field. Widen mode field and shuffle fields to align
17218 mode on an 8-bit boundary.
17219 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17220 Renumber decl_flag_* fields. Fix comments. Widen
17221 decl_common_unused field.
17222 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17223 (DECL_EXTERNAL): Likewise.
17224 (DECL_BIT_FIELD): Likewise.
17225 (DECL_NONADDRESSABLE_P): Likewise.
17226 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17227 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17229 2009-06-10 Ian Lance Taylor <iant@google.com>
17231 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17232 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17233 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17234 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17235 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17236 DEF_VEC_ALLOC_FUNC_P.
17237 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17238 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17239 DEF_VEC_ALLOC_FUNC_O.
17240 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17241 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17242 DEF_VEC_ALLOC_FUNC_I.
17243 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17244 (vec_stack_p_reserve_exact_1): Declare.
17245 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17246 (vec_stack_free): Declare.
17247 (VEC_stack_alloc): Define.
17248 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17249 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17250 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17251 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17253 (stack_vecs): New static variable.
17254 (vec_stack_p_reserve_exact_1): New function.
17255 (vec_stack_o_reserve_1): New static function.
17256 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17257 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17258 (vec_stack_free): New function.
17259 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17260 (VEC_df_ref_stack_alloc): Define.
17261 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17262 DEF_VEC_ALLOC_P_STACK.
17263 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17264 (struct df_collection_rec): Change _vec fields to VEC. Remove
17266 (df_free_collection_rec): Adjust for new fields.
17267 (df_insn_rescan): Use new df_collection_rec fields.
17268 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17269 (df_ref_create_structure, df_ref_record): Likewise.
17270 (df_get_conditional_uses, df_get_call_refs): Likewise.
17271 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17272 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17273 (df_record_exit_block_uses, df_bb_verify): Likewise.
17274 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
17275 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
17276 Remove count parameter. Change return type to void. Change all
17278 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
17279 Remove count parameter. Change return type to void. Change all
17281 (df_install_refs): Change old_vec parameter to VEC. Remove count
17282 parameter. Change all callers.
17283 (df_install_mws): Change old_vec parameter to VEC. Remove count
17284 parameter. Change all callers.
17285 (df_refs_verify): Change new_rec parameter to VEC. Change call
17287 (df_mws_verify): Likewise.
17289 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
17291 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
17293 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
17295 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
17297 2009-06-10 Anthony Green <green@moxielogic.com>
17299 * config/moxie/crti.asm: New file.
17300 * config/moxie/crtn.asm: New file.
17301 * config/moxie/moxie.c: New file.
17302 * config/moxie/moxie.h: New file.
17303 * config/moxie/sfp-machine.h: New file.
17304 * config/moxie/moxie-protos.h: New file.
17305 * config/moxie/t-moxie: Created.
17306 * config/moxie/t-moxie-softfp: Created.
17307 * config/moxie/moxie.md: Created.
17308 * config/moxie/constraints.md: Created.
17309 * config.gcc: Add moxie support.
17310 * doc/md.texi (Machine Constraints): Add moxie constraints.
17311 * doc/contrib.texi (Contributors): Mention moxie port.
17312 * doc/install.texi (Specific): Mention the moxie port.
17314 2009-06-09 Ian Lance Taylor <iant@google.com>
17316 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17317 compiling with C++.
17318 * optabs.c (optab_table): Only use designated initializers if
17319 HAVE_DESIGNATED_INITIALIZERS is defined.
17320 (convert_optab_table): Likewise.
17321 (init_optabs): Always call init_insn_codes if
17322 HAVE_DESIGNATED_INITIALIZERS is not defined.
17324 2009-06-09 Ian Lance Taylor <iant@google.com>
17326 * targhooks.c (default_builtin_vectorized_function): Change fn
17327 parameter to unsigned int.
17328 (default_builtin_vectorized_conversion): Change code parameter to
17330 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17331 * targhooks.h: Update declarations.
17332 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17333 parameter to unsigned int.
17335 * c-typeck.c (comptypes_check_enum_int): New static function.
17336 (comptypes_internal): Add enum_and_int_p parameter. Change all
17338 (comp_target_types): Add location parameter. Change all callers.
17339 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17340 Change all callers.
17341 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17342 (build_conditional_expr): Add colon_loc parameter. Change all
17344 (convert_for_assignment): Add location parameter. Change all callers.
17345 * c-parser.c (c_parser_conditional_expression): Pass location of
17346 colon to build_conditional_expr.
17347 * c-tree.h (build_conditional_expr): Update declaration.
17349 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17351 * graphite.c: Revert previous patch.
17353 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17356 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17358 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17360 * tree-ssa-loop-prefetch.c
17361 (loop_prefetch_arrays): Fixed a portability problem in printf format
17364 2009-06-09 Martin Jambor <mjambor@suse.cz>
17366 PR tree-optimization/40351
17367 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17368 refrence to a potential artifical subaccess can be constructed.
17370 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17372 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17373 (sh_override_options): Likewise.
17374 * config/sh/sh.c: Include params.h.
17375 (sh_optimization_options): New.
17376 (sh_override_options): Likewise.
17377 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17378 (OVERRIDE_OPTIONS): Use sh_override_options.
17380 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17382 * dwarf2out.c (emit_cfa_remember): New variable.
17383 (add_fde_cfi): If emit_cfa_remember, recurse to add
17384 DW_CFA_remember_state first.
17385 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17386 instead just set emit_cfa_remember.
17388 2009-06-08 Jan Hubicka <jh@suse.cz>
17391 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17393 2009-06-08 Jan Hubicka <jh@suse.cz>
17395 PR middle-end/39834
17396 * cgraphunit.c (save_inline_function_body): Do not copy transform
17397 hooks for saved inline bodies.
17398 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17399 for given function.
17401 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17403 * jump.c (returnjump_p): Handle delayed branches. Add missing
17406 2009-06-08 Jan Hubicka <jh@suse.cz>
17408 PR middle-end/40102
17409 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17410 original node might've been modified.
17411 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17413 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17415 * tree-object-size.c (addr_object_size): Add OSI argument.
17416 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17417 (compute_builtin_object_size, expr_object_size): Adjust callers.
17418 (plus_stmt_object_size): Call addr_object_size instead of
17419 compute_builtin_object_size.
17421 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17422 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17424 * tree-ssa-loop-prefetch.c
17425 (gather_memory_references): Introduced a counter for the number of
17427 (anything_to_prefetch_p): Introduced a counter for the number of
17429 (is_loop_prefetching_profitable): New function with a cost model
17431 (loop_prefetch_arrays): Use the new cost model to determine if
17432 prefetching is profitable.
17433 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17434 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17435 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17436 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17437 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17438 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17440 2009-06-08 Michael Matz <matz@suse.de>
17443 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17444 partitions use the same.
17445 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17446 for basevars of SSA_NAMEs.
17447 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17448 to not expand them twice.
17449 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17452 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17454 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17455 (fdump-final-insns=, gtoggle): New.
17456 * doc/invoke.texi: Document them.
17457 * final.c (rest_of_clean_state): Dump final insn stream.
17458 * gcc.c (invoke_as): Hook in -fcompare-debug.
17459 (static_spec_functions): Add compare-debug-dump-opt,
17460 compare-debug-self-opt and compare-debug-auxbase-opt.
17461 (compare_debug, compare_debug_second, compare_debug_opt): New.
17462 (switches_debug_check, n_switches_debug_check): New.
17463 (debug_auxbase_opt, debug_check_temp_file): New.
17464 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17466 (do_self_spec): Handle arguments after switches.
17467 (do_spec_1): Add .gk extension to temp file basenames for compare.
17468 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17469 (cc1_options): Use it instead of normal auxbase computation for
17470 the second compare-debug compilation.
17471 (compare_files): New.
17472 (main): Set up and implement compare debug mode.
17473 (compare_debug_dump_opt_spec_function): New.
17474 (compare_debug_self_opt_spec_function): New.
17475 (compare_debug_auxbase_opt_spec_function): New.
17476 * toplev.c (process_options): Handle flag_gtoggle,
17477 flag_dump_final_insns.
17478 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17479 during -fcompare-debug-second compilation.
17481 2009-06-07 Ian Lance Taylor <iant@google.com>
17483 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17484 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17486 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17487 with no default node. Change warning with %H to warning_at.
17488 Don't clear warn_switch around case checking.
17489 * doc/invoke.texi (Warning Options): Clarify distinction between
17490 -Wswitch and -Wswitch-enum.
17492 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17494 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17496 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17498 * gbl-ctors.h: Add header guard.
17500 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17502 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17503 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17504 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17505 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17506 prototypes for removed functions.
17507 (expressions_equal_p): Move to ...
17508 * tree-ssa-sccvn.h: ... here and ...
17509 * matrix-reorg.c: ... adjust includes.
17511 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17513 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17515 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17517 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17518 (finish_function): Remove erroneous whitespace.
17520 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17522 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17523 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17525 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17527 * errors.c (internal_error): Commentary typo fix.
17528 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17529 * tree-ssa-pre.c: Ditto.
17531 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17533 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17534 them is supposed to hold actual statements.
17536 2009-06-06 Ian Lance Taylor <iant@google.com>
17538 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17539 empty statements can now have attributes.
17541 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17543 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17544 * config/mips/mips.md: Ditto.
17546 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17548 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17550 (__eabi_uconvert): Likewise.
17552 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17554 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17555 CFI_* definitions with IN_GCC.
17557 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17559 * xcoffout.h (xcoffout_source_line): Update prototype.
17561 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17563 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17564 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17566 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17568 PR middle-end/40340
17569 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17570 inlined_function_outer_scope_p blocks for artificial inlines
17572 * tree.c (tree_nonartificial_location): Rewrite using
17573 block_nonartificial_location.
17575 2009-06-05 Revital Eres <eres@il.ibm.com>
17576 Leehod Baruch <leehod@il.ibm.com>
17578 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17579 (expand_expr_real_1): Remove comment.
17580 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17581 Vectorize misaligned access when the target supports it.
17582 (vect_supportable_dr_alignment): Check for unaligned access support.
17583 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17586 2009-06-05 Julian Brown <julian@codesourcery.com>
17588 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17589 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17591 2009-06-05 Richard Guenther <rguenther@suse.de>
17594 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17595 as possibly unused.
17597 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17599 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17600 (save_gprs): Don't tell unwinder when a global register is saved.
17601 (s390_emit_epilogue): Emit needed epilogue unwind info.
17603 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17605 * dwarf2out.c (deferred_asm_name): New.
17606 (add_name_and_src_coords_attributes): Defer creation of
17607 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17609 (move_linkage_attr): New.
17610 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17613 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17615 * tree-nested.c (finalize_nesting_tree_1): Declare the
17616 frame_decl in the binding tree.
17618 2009-06-04 Cary Coutant <ccoutant@google.com>
17620 * basic-block.h (struct basic_block_def): Add discriminator field.
17621 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17623 * debug.c (do_nothing_debug_hooks): Add additional entry.
17624 (debug_nothing_int_charstar_int): New function.
17625 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17626 (debug_nothing_int_charstar_int): New declaration.
17627 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17628 discriminator value in .loc directive.
17629 * final.c (last_discriminator): New variable.
17630 (discriminator): New variable.
17631 (final_start_function): Initialize above variables, pass current
17632 discriminator to debug hook.
17633 (notice_source_line): Check for discriminator change.
17634 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17635 * sdbout.c (sdbout_source_line): New parameter.
17636 * tree-cfg.c (struct locus_discrim_map): New structure type.
17637 (discriminator_per_locus): New hash table.
17638 (build_gimple_cfg): Allocate and free discriminator hash table.
17639 (make_edges): Call assign_discriminator.
17640 (locus_map_hash): New function.
17641 (locus_map_eq): New function.
17642 (next_discriminator_for_locus): New function.
17643 (same_line_p): New function.
17644 (assign_discriminator): New function.
17645 (make_cond_expr_edges): Call assign_discriminator.
17646 (make_gimple_switch_edges): Likewise.
17647 (first_non_label_stmt): New function.
17648 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17650 * xcoffout.c (xcoffout_source_line): Add new parameter.
17652 * configure.ac (gcc_cv_as_discriminator): New configury check for
17653 gas support for discriminator.
17654 * configure: Regenerate.
17655 * config.in: Regenerate.
17657 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17659 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17660 val after checking for integers.
17662 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17664 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17666 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17667 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17668 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17669 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17670 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17671 X64_SSE_REGPARM_MAX.
17672 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17673 X64_SSE_REGPARM_MAX.
17675 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17677 * gcc.c (report_times_to_file): New.
17678 (execute): Implement it.
17679 (process_command): Support -time=.
17680 * doc/invoke.texi: Document it.
17682 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17684 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17685 that have value exprs.
17687 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17689 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17690 declarations for constants until...
17691 (dw2_output_indirect_constant_1): ... this point.
17693 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17696 * arm.md (arm_addsi3): Don't try to split an add with an
17697 eliminable register until after reload has completed.
17699 2009-06-03 Ian Lance Taylor <iant@google.com>
17701 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17702 * genattrtab.c (write_length_unit_log): Likewise.
17703 * genchecksum.c (dosum): Likewise.
17704 * gengtype.c (write_rtx_next): Likewise.
17705 (finish_root_table, write_roots): Likewise.
17706 * gimple.c (gimple_ops_offset_): Likewise.
17707 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17708 * config/arc/arc.c (arc_attribute_table): Likewise.
17709 * config/arm/arm.c (arm_attribute_table): Likewise.
17710 * config/avr/avr.c (avr_attribute_table): Likewise.
17711 * config/crx/crx.c (crx_attribute_table): Likewise.
17712 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17713 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17714 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17715 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17716 * config/sh/sh.c (sh_attribute_table): Likewise.
17717 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17718 * config/spu/spu.c (spu_attribute_table): Likewise.
17719 * config/v850/v850.c (v850_attribute_table): Likewise.
17721 * config/alpha/alpha.c (vms_attribute_table): Make static.
17722 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17723 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17724 * config/mips/mips.c (mips_attribute_table): Likewise.
17726 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17728 (cc1-checksum.o): Likewise.
17730 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17732 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17734 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17736 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17737 insn if it is changing sp. Use gen_add3_insn instead of
17738 conditionally gen_addsi3 and gen_adddi3.
17739 (offset_below_red_zone_p): New static inline function.
17740 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17741 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17742 * config/rs6000/ppc-asm.h: Include auto-host.h.
17743 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17744 CFI_RESTORE): Define.
17745 * config/rs6000/crtresxgpr.asm: Add unwind info.
17746 * config/rs6000/crtresxfpr.asm: Likewise.
17747 * config/rs6000/crtresgpr.asm: Likewise.
17748 * config/rs6000/crtresfpr.asm: Likewise.
17749 * config/rs6000/crtsavgpr.asm: Likewise.
17750 * config/rs6000/crtsavfpr.asm: Likewise.
17752 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17753 argument of DWARF2_FRAME_REG_OUT macros.
17755 2009-06-03 Julian Brown <julian@codesourcery.com>
17757 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17758 words or less (including TImode) in core registers.
17760 2009-06-03 Richard Guenther <rguenther@suse.de>
17762 PR middle-end/40328
17763 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17765 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17767 * statistics.c (statistics_counter_event): Do not record event
17768 in pass dump if its number == -1.
17769 (curr_statistics_hash): Add assert that we never get passes
17770 with static number == -1.
17772 2009-06-03 Richard Guenther <rguenther@suse.de>
17773 Andrey Belevantsev <abel@ispras.ru>
17775 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17776 non-BLKmode arrays addressable.
17778 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17780 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17781 * config/m68k/m68k.h: ... here.
17783 2009-06-03 Martin Jambor <mjambor@suse.cz>
17785 PR tree-optimization/40323
17786 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17789 2009-06-03 Richard Guenther <rguenther@suse.de>
17791 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17794 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17796 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17797 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17798 JUMP_TABLE_DATA_P where applicable.
17799 * config/sh/sh.c: Ditto.
17800 * config/sh/sh.h: Ditto.
17801 * config/sh/sh.md: Ditto.
17802 * config/sh/symbian.c: Ditto.
17804 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17806 * config/i386/driver-i386.c (describe_cache): Optimize
17807 concatenation of strings. Use snprintf instead of sprintf.
17808 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17809 target when not compiling with GCC.
17811 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17813 * config/sh/sh.c: Revert last change.
17814 (sh_expand_epilogue): Emit a blockage insn before the frame
17815 pointer adjustment unconditionally.
17817 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17819 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17820 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17821 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17822 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17823 to COLLECT_GCC_OPTIONS.
17825 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17827 * collect2.c (target_system_root): New variable.
17828 (main): Handle --sysroot=.
17829 (ignore_library): Strip the sysroot from the library path.
17831 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17833 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17834 (collect2.o): Depend on collect2-aix.h.
17835 (collect2-aix.o): New rule.
17836 * collect2-aix.h: New file.
17837 * collect2-aix.c: Likewise.
17838 * collect2.c: Include collect2-aix.h. Don't undefine
17839 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17840 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17841 Use TARGET_AIX_VERSION instead of _AIX51.
17842 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17843 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17844 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17845 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17846 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17848 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17850 * collect2.c (ignore_library): Avoid premature post-increment
17851 and null deference.
17853 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17855 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17856 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17857 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17858 CROSS_DIRECTORY_STRUCTURE too.
17859 (LINK_LIBG_SPEC): Likewise.
17860 (LIB_SPEC): Add %R to sysroot paths.
17861 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17862 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17863 * config/rs6000/aix51.h: As for aix43.h.
17864 * config/rs6000/aix52.h: Likewise.
17865 * config/rs6000/aix53.h: Likewise.
17866 * config/rs6000/aix61.h: Likewise.
17867 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17868 to the beginning of sysroot paths.
17870 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17872 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17873 INSN_LISTs that are out of the REG_NOTE range.
17875 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17877 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17878 (struct var_to_expand): Likewise.
17879 (struct opt_info): Add head and tail for linked lists of the above.
17880 (analyze_insn_to_expand_var): Initialize next.
17881 (analyze_iv_to_split_insn): Likewise.
17882 (analyze_insns_in_loop): Create linked lists.
17883 (allocate_basic_variable): Simplify for use without hash table.
17884 (insert_var_expansion_initialization): Likewise, make it type-safer.
17885 (combine_var_copies_in_loop_exit): Likewise.
17886 (apply_opt_in_copies): Walk lists rather than hash tables.
17887 (release_var_copies): Simplified and inlined by hand into...
17888 (free_opt_info): ... this function.
17890 2009-06-02 Richard Guenther <rguenther@suse.de>
17892 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17895 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17897 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17898 only for builtins that are not overridden.
17900 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17902 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17905 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17907 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17909 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17911 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17913 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17915 * common.opt (fdump-unnumbered-links): New.
17916 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17917 * print-rtl.c (flag_dump_unnumbered_links): New.
17918 (print_rtx): Test it.
17920 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17922 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17923 push/pop multiple to 8-byte alignment.
17925 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17927 * config/i386/i386.c (queued_cfa_restores): New static variable.
17928 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17930 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17931 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17932 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17933 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17934 note unconditionally.
17935 (ix86_emit_restore_regs_using_mov): Likewise.
17936 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17937 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17938 it through to ix86_emit_restore_reg_using_pop.
17939 (ix86_emit_leave): Add RED_OFFSET argument. Call
17940 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17941 instead of adding REG_CFA_OFFSET note unconditionally.
17942 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17943 the above functions. Call ix86_add_queued_cfa_restore_notes when
17946 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17947 force output of the label even for dwarf2out_do_cfi_asm.
17948 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17949 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17950 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17952 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17953 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17954 dwarf2out_cfi_label callers.
17955 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17956 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17957 Adjust dwarf2out_cfi_label callers.
17958 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17960 * config/i386/i386.h (struct machine_cfa_state,
17961 struct machine_function): Guard with ifndef USED_FOR_TARGET
17962 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17965 * emutls.c (__emutls_get_address): Change arr->size to mean number
17966 of allocated arr->data entries instead of # of slots + 1.
17968 PR middle-end/40316
17969 * recog.c (peep2_reinit_state): New function.
17970 (peephole2_init_state): Use it at the end of a basic block and also
17971 when seeing a RTX_FRAME_RELATED_P insn.
17973 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17975 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17976 fixuns_truncrfdi2): New.
17977 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17978 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17979 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17980 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17981 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17982 *recip_approx): Remove.
17983 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17984 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17985 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17987 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17990 2009-06-01 Ian Lance Taylor <iant@google.com>
17992 * attribs.c (register_attribute): Use CONST_CAST.
17993 * collect2.c (main): Use CONST_CAST2.
17994 (scan_prog_file): Likewise.
17995 * gcc.c (process_command, main): Likewise.
17996 * toplev.c (toplev_main): Likewise.
17998 * c-typeck.c (handle_warn_cast_qual): New static function,
17999 partially broken out of build_c_cast.
18000 (build_c_cast): Call handle_warn_cast_qual.
18001 * doc/invoke.texi (Warning Options): Document new effect of
18004 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
18006 * diagnostic.c (diagnostic_build_prefix): Always print columns.
18007 (diagnostic_report_current_module): Print columns.
18008 * common.opt (flag_show_column): Enable by default.
18010 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
18012 * alias.c (find_base_term): Check for NULL term before returning.
18014 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18016 Revert due to PR40320:
18017 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18018 * calls.c (emit_library_call_value_1): Don't force_operand for move
18021 2009-06-01 Olivier Hainque <hainque@adacore.com>
18022 Eric Botcazou <ebotcazou@adacore.com>
18024 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
18025 to be processed as a bitfield for constructor output purposes.
18026 * output.h (initializer_constant_valid_for_bitfield_p): Declare
18028 * varasm.c (oc_local_state): New type, output_constructor
18029 local state to support communication with helpers.
18030 (oc_outer_state): New type, output_constructor outer state of
18031 relevance in recursive calls.
18032 (output_constructor_array_range): New output_constructor helper,
18033 extracted code for an array range element.
18034 (output_constructor_regular_field): New output_constructor helper,
18035 extracted code for an element that is not a bitfield.
18036 (output_constructor_bitfield): New output_constructor helper,
18037 extracted code for a bitfield element. Accept an OUTER state
18038 argument for recursive processing. Recurse on record or array
18039 CONSTRUCTOR values, possibly past noop conversions.
18040 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
18041 VALUE is a valid constant-valued expression for use in a static
18042 bit-field initializer.
18043 (output_constructor): Rework to use helpers. Accept and honor an
18044 OUTER state argument for recursive calls. Return total size. Be
18045 prepared for nested constructors initializing bitfields.
18046 (output_constant): Feed OUTER in calls to output_constructor.
18048 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
18050 * calls.c (emit_library_call_value_1): Don't force_operand for move
18053 2009-06-01 Nick Clifton <nickc@redhat.com>
18055 * doc/invoke.texi (IA-64 Options): Fix typo.
18057 2009-06-01 Ira Rosen <irar@il.ibm.com>
18059 PR tree-optimization/39129
18060 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
18062 (vect_do_peeling_for_loop_bound): Use
18063 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18064 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18065 (vect_loop_versioning): Likewise.
18066 (vect_create_cond_for_alias_checks): Fix indentation.
18067 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
18069 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
18070 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
18071 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
18072 "control flow in loop".
18073 (vect_estimate_min_profitable_iters): Use
18074 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18075 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18076 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18077 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
18078 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
18079 statement belongs to a group of strided accesses with the exact code
18081 (vectorizable_load): Likewise.
18082 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
18083 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18085 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
18087 * config/freebsd-stdint.h: New file.
18088 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
18089 Add freebsd-stdint.h to tm_file.
18091 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
18093 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
18094 (thumb2_extendhidi2): Likewise.
18096 2009-05-31 Ian Lance Taylor <iant@google.com>
18098 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
18100 2009-05-31 Ian Lance Taylor <iant@google.com>
18102 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
18103 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
18104 (ipa-reference.o): Depend upon gt-ipa-reference.h.
18106 2009-05-31 Jason Merrill <jason@redhat.com>
18108 * tree-pretty-print.c (print_call_name): Take the callee, not the
18109 call itself. Make non-static. Use dump_function_name for functions.
18110 (dump_generic_node): Adjust.
18111 * diagnostic.h: Declare print_call_name.
18112 * gimple-pretty-print.c (dump_gimple_call): Use it.
18114 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18116 * config/sh/sh.md (ashldi3_std): New define_expand.
18119 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18122 * config/sh/sh.c: Include debug.h.
18123 (sh_expand_epilogue): Emit a blockage insn before the frame
18124 pointer adjustment also when dwarf2out_do_frame returns true.
18126 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18128 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18129 (thumb2_extendqidi2): New pattern.
18131 2009-05-31 Ira Rosen <irar@il.ibm.com>
18133 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
18134 mark phis for renaming.
18135 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18136 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
18137 Call mark_sym_for_renaming.
18138 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
18139 * tree-vect-loop.c (vect_transform_loop): Remove
18140 vect_memsyms_to_rename initialization and a call to
18141 mark_set_for_renaming.
18143 2009-05-31 Jakub Jelinek <jakub@redhat.com>
18145 PR middle-end/40304
18146 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
18147 frame related even if !set_cfa && style < 0.
18149 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
18151 * config/i386/mingw-tls.c: New file.
18152 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
18153 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
18154 defining _WIN32 but not __CYGWIN__.
18156 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18158 * configure.ac: Add MPC support.
18160 * config.in, configure: Regenerate.
18162 2009-05-29 Richard Henderson <rth@redhat.com>
18164 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
18165 NOTE_INSN_BASIC_BLOCK.
18166 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
18167 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
18168 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
18170 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
18172 (add_cfi): Disable check redefining cfa away from drap.
18173 (lookup_cfa_1): Add remember argument; handle remember/restore.
18174 (lookup_cfa): Pass remember argument.
18175 (cfa_remember): New.
18176 (compute_barrier_args_size_1): Remove sibcall check.
18177 (dwarf2out_frame_debug_def_cfa): New.
18178 (dwarf2out_frame_debug_adjust_cfa): New.
18179 (dwarf2out_frame_debug_cfa_offset): New.
18180 (dwarf2out_frame_debug_cfa_register): New.
18181 (dwarf2out_frame_debug_cfa_restore): New.
18182 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
18183 (dwarf2out_begin_epilogue): New.
18184 (dwarf2out_frame_debug_restore_state): New.
18185 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18186 DW_CFA_restore_state.
18187 (output_cfi_directive): Likewise.
18188 (convert_cfa_to_fb_loc_list): Likewise.
18189 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18190 * dwarf2out.h: Update.
18191 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18192 (copy_insn_1): Early out for null.
18193 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18194 and dwarf2out_frame_debug_restore_state.
18195 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18196 (prologue_insn_hash, epilogue_insn_hash): New.
18197 (free_after_compilation): Adjust freeing accordingly.
18198 (record_insns): Create hash table if needed; push insns into
18199 hash instead of array.
18200 (maybe_copy_epilogue_insn): New.
18201 (contains): Search hash table instead of array.
18202 (sibcall_epilogue_contains): Remove.
18203 (thread_prologue_and_epilogue_insns): Split eh_return insns
18204 and mark them as epilogues.
18205 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18206 scanning in terms of basic blocks.
18207 * insn-notes.def (CFA_RESTORE_STATE): New.
18208 * jump.c (returnjump_p_1): Accept EH_RETURN.
18209 (eh_returnjump_p_1, eh_returnjump_p): New.
18210 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18211 CFA_REGISTER, CFA_RESTORE): New.
18212 * rtl.def (EH_RETURN): New.
18213 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18215 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18216 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18218 * config/i386/i386.c (gen_push): Update cfa state.
18219 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18220 add a CFA_ADJUST_CFA note.
18221 (ix86_dwarf_handle_frame_unspec): Remove.
18222 (ix86_expand_prologue): Update cfa state.
18223 (ix86_emit_restore_reg_using_pop): New.
18224 (ix86_emit_restore_regs_using_pop): New.
18225 (ix86_emit_leave): New.
18226 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18227 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18228 * config/i386/i386.h (struct machine_cfa_state): New.
18229 (ix86_cfa_state): New.
18230 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18231 (eh_return_internal): Merge from eh_return_<mode>,
18232 use eh_return rtx, split w/ epilogue.
18234 2009-05-29 Ian Lance Taylor <iant@google.com>
18236 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18238 * calls.c (emit_library_call_value_1): Likewise.
18240 * c-typeck.c (c_build_va_arg): New function.
18241 * c-tree.h (c_build_va_arg): Declare.
18242 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18243 instead of build_va_arg.
18245 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18247 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18248 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18249 (ptr_difference_cost): Use affine combinations to compute it.
18250 (difference_cost): Likewise.
18251 (get_computation_cost_at): Compute more accurate cost for addresses
18252 if the ratio is a multiplier allowed in addresses.
18253 For non-addresses, consider that an additional offset or symbol is
18256 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18258 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18259 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18261 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18262 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18263 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18265 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18266 to 1 for TYPE_SSE{IADD1,CVT1}.
18267 (prefix_vex_imm8): Removed.
18268 (length_vex): Only pass 1 as second argument to
18269 ix86_attr_length_vex_default if prefix_extra is 0.
18270 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18271 (length): For prefix vex computation use length_immediate
18272 attribute instead of prefix_vex_imm8.
18273 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18274 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
18275 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
18276 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
18277 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
18278 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
18279 a space in between the operands.
18280 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
18281 if one operand is 0xff and the other one si, di, bp or sp.
18282 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
18283 other one si, di, bp or sp.
18284 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
18285 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
18286 type and mode attributes.
18287 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
18288 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
18289 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
18290 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
18291 prefix_data16 attribute iff MODE_DF.
18292 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
18293 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
18294 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
18295 constm128_operand in length_immediate computation.
18296 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
18297 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
18298 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
18299 length_immediate attribute to 1.
18300 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
18301 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
18302 for certain alternatives.
18303 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
18304 prefix_data16 attribute if MODE_V1DF.
18305 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
18306 length_immediate to 1.
18307 (set_got_rex64, set_rip_rex64): Remove length attribute, set
18308 length_address to 4, set mode attribute to MODE_DI.
18309 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18310 (fxam<mode>2_i387): Set length attribute to 4.
18311 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18312 *prefetch_3dnow_rex): Override length_address attribute.
18313 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18315 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18316 (constm128_operand): Removed.
18317 * config/i386/i386.c (memory_address_length): For
18318 disp && !index && !base in 64-bit mode account for SIB byte if
18319 print_operand_address can't optimize disp32 into disp32(%rip)
18320 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18321 for fs: or gs: segment.
18322 (ix86_attr_length_immediate_default): When checking if shortform
18323 is possible, truncate immediate to the length of the non-shortened
18325 (ix86_attr_length_address_default): Ignore MEM_P operands
18327 (ix86_attr_length_vex_default): Only check for DImode on
18328 GENERAL_REG_P operands.
18329 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18330 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18331 (sse_cvttps2pi): Clear prefix_rep attribute.
18332 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18334 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18335 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18336 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18337 iff operand 2 is const_int_operand.
18338 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18339 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18340 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18342 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18344 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18345 prefix_data16 attribute for movlpd and movhpd instructions.
18346 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18347 length_immediate for shufpd instruction.
18348 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18349 (avx_cmpp<avxmodesuffixf2c><mode>3,
18350 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18351 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18352 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18353 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18354 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18355 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18356 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18357 prefix_data16 attribute for the first alternative to 1.
18358 (*avx_loadlps): Override length_immediate for the first alternative.
18359 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18360 attributes for second alternative.
18361 (*vec_concatv2sf_sse4_1): Override length_immediate and
18362 prefix_data16 attributes for second alternative.
18363 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18364 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18365 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18366 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18367 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18368 prefix_data16 and length_immediate to 1.
18369 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18371 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18372 prefix_extra attribute for variants that don't have 0f prefix alone.
18373 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18374 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18375 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18376 *sse4_1_pextrd): Set length_immediate to 1.
18377 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18378 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18380 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18381 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18382 length_immediate to 1 for second alternative.
18383 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18384 prefix_extra and length_immediate attributes for the first
18386 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18388 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18389 to 1 for the first and third alternative.
18390 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18392 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18394 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18396 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18397 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18398 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18399 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18400 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18401 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18402 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18403 ssse3_psign<mode>3): Override prefix_rex attribute.
18404 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18405 (ssse3_palignrti): Override length_immediate to 1.
18406 (ssse3_palignrdi): Override length_immediate to 1, override
18407 prefix_rex attribute.
18408 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18409 (sse4a_extrqi): Override length_immediate to 2.
18410 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18411 (sse4a_insertq): Override prefix_data16 to 0.
18412 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18413 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18414 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18415 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18416 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18417 and length_immediate to 1.
18418 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18419 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18420 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18421 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18422 and length_immediate to 1.
18423 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18424 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18425 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18426 avx_ptest256): Override prefix_extra to 1.
18427 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18428 Override prefix_data16 and length_immediate to 1.
18429 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18430 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18431 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18432 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18433 prefix_data16 to 0 and prefix_extra to 2.
18434 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18435 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18437 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18438 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18439 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18440 and prefix_extra to 2.
18441 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18442 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18443 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18444 avx_vpermilvar<mode>3,
18445 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18446 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18447 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18448 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18449 Override prefix_extra to 1.
18450 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18451 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18452 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18453 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18454 prefix_extra and length_immediate to 1.
18455 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18457 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18458 to 1 for the first alternative.
18459 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18460 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18462 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18463 *movv2sf_internal_avx, *movv2sf_internal): Override
18464 prefix_rep attribute for certain alternatives.
18465 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18466 attributes for certain alternatives.
18467 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18468 attributes for certain alternatives.
18469 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18470 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18471 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18472 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18473 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18474 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18475 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18476 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18477 length_immediate to 1 if operand 2 is const_int_operand.
18478 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18479 *vec_extractv2si_1): Set length_immediate attribute to 1.
18480 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18481 using old 3DNOW insn rather than SSE/3DNOW_A.
18482 (mmx_emms, mmx_femms): Clear modrm attribute.
18484 2009-05-29 Martin Jambor <mjambor@suse.cz>
18486 * tree-sra.c: New implementation of SRA.
18488 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18489 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18490 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18491 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18492 (SRA_MAX_STRUCTURE_COUNT): Removed.
18493 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18494 * doc/invoke.texi (sra-max-structure-size): Removed.
18495 (sra-field-structure-ratio): Removed.
18497 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18499 PR middle-end/40291
18500 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18503 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18505 PR rtl-optimization/40101
18506 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18507 seqno. Adjust comment.
18508 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18509 inserting bookkeeping before a jump, the jump is not scheduled.
18510 When no positive seqno found, provide a value. Add comment.
18512 2009-05-29 Richard Guenther <rguenther@suse.de>
18514 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18515 short-cutting on the first component.
18517 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18519 PR middle-end/39958
18520 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18521 for trees other than decls/types.
18523 2009-05-29 Richard Guenther <rguenther@suse.de>
18525 * tree-ssa-operands.c (get_expr_operands): Do not handle
18526 INDIRECT_REFs in the handled-component case. Remove
18527 unused get_ref_base_and_extent case.
18528 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18529 tree_low_cst and host_integerp where possible.
18530 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18531 codes for equivalence.
18532 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18534 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18536 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18537 to tmake_file for i[34567]86-*-cygwin*.
18539 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18542 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18543 (altivec_categorize_keyword, init_vector_keywords,
18544 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18547 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18549 * tree.c (handle_dll_attribute): Check if node is
18550 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18552 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18554 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18556 (thumb2_zero_extendqidi2): Likewise.
18558 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18560 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18561 instead of gen_movrt.
18562 * config/sh/sh.md (movrt): Remove.
18564 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18566 * doc/invoke.texi (IA-64 Options):
18567 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18568 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18569 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18570 -msched-prefer-non-control-spec-insns,
18571 -msched-stop-bits-after-every-cycle,
18572 -msched-count-spec-in-critical-path,
18573 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18574 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18575 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18576 and -msched-spec-verbose.
18578 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18580 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18581 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18583 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18585 2009-05-28 Richard Guenther <rguenther@suse.de>
18587 * tree-ssa-alias.c (ao_ref_init): New function.
18588 (ao_ref_base): Likewise.
18589 (ao_ref_base_alias_set): Likewise.
18590 (ao_ref_alias_set): Likewise.
18591 (refs_may_alias_p_1): Change signature.
18592 (refs_may_alias_p): Adjust.
18593 (refs_anti_dependent_p): Likewise.
18594 (refs_output_dependent_p): Likewise.
18595 (call_may_clobber_ref_p_1): Change signature.
18596 (call_may_clobber_ref_p): Adjust.
18597 (stmt_may_clobber_ref_p_1): New function split out from ...
18598 (stmt_may_clobber_ref_p): ... here.
18599 (maybe_skip_until): Adjust signature.
18600 (get_continuation_for_phi): Likewise.
18601 (walk_non_aliased_vuses): Likewise.
18602 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18603 (ao_ref_init): Declare.
18604 (ao_ref_base): Likewise.
18605 (ao_ref_alias_set): Likewise.
18606 (stmt_may_clobber_ref_p_1): Likewise.
18607 (walk_non_aliased_vuses): Adjust.
18608 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18609 (get_ref_from_reference_ops): remove.
18610 (vn_reference_lookup_2): Adjust signature.
18611 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18612 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18613 (vn_reference_lookup): Adjust.
18614 (vn_reference_insert): Likewise.
18615 (vn_reference_insert_pieces): Adjust signature.
18616 (visit_reference_op_call): Adjust.
18617 * tree-ssa-pre.c (get_expr_type): Simplify.
18618 (phi_translate_1): Adjust.
18619 (compute_avail): Likewise.
18620 (translate_vuse_through_block): Do not re-build trees.
18621 (value_dies_in_block_x): Likewise.
18622 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18624 (vn_reference_lookup_pieces): Adjust declaration.
18625 (vn_reference_insert_pieces): Likewise.
18627 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18629 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18630 with checking disabled.
18632 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18636 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18637 macro definition for support of three-operand format aligned
18638 .comm directive in assembler on cygwin/pe/mingw target OS.
18639 * configure: Regenerate.
18640 * config.h: Regenerate.
18642 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18643 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18644 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18646 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18647 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18649 2009-05-28 Ira Rosen <irar@il.ibm.com>
18651 PR tree-optimization/40254
18652 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18653 in analysis of basic blocks.
18655 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18657 PR middle-end/33699
18658 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18659 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18660 (TARGET_INITIALIZER): Use it.
18661 * cse.c (CHEAPER): Move it up to the other macros.
18662 (insert): Rename this ...
18663 (insert_with_costs): ... to this. Add cost parameters. Update
18665 (insert): New function. Call insert_with_costs.
18666 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18667 find_reg_offset_for_const, try_const_anchors): New functions.
18668 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18669 when using a const-anchor. Call insert_const_anchors.
18670 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18671 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18673 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18675 * tree-inline.c (remap_decls): Enable nonlocalized variables
18676 when not optimizing.
18678 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18680 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18681 Simplify other tests involving optimize.
18683 2009-05-27 Tom Tromey <tromey@redhat.com>
18685 * unwind-dw2.c (_Unwind_DebugHook): New function.
18686 (uw_install_context): Call _Unwind_DebugHook.
18688 2009-05-27 Tom Tromey <tromey@redhat.com>
18690 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18692 2009-05-27 Ian Lance Taylor <iant@google.com>
18694 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18695 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18696 (ALL_LINKERFLAGS): Define.
18697 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18698 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18699 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18700 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18701 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18702 $(LINKER_FOR_BUILD).
18703 (build/gcov-iov$(build_exeext)): Likewise.
18705 2009-05-27 Julian Brown <julian@codesourcery.com>
18707 * gcse.c (target.h): Include.
18708 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18709 copy of argument to a pseudo register.
18711 2009-05-27 Diego Novillo <dnovillo@google.com>
18713 * tree-ssa-live.c (dump_scope_block): Document arguments.
18714 (dump_scope_blocks): Document.
18715 (debug_scope_blocks): New.
18716 * tree-flow.h (debug_scope_blocks): Declare.
18718 2009-05-21 Denis Chertykov <denisc@overta.ru>
18720 * doc/contrib.texi (Contributors): Add myself to the list.
18722 2009-05-27 Olivier Hainque <hainque@adacore.com>
18724 * expr.c (target_align): New function. Alignment the TARGET of an
18725 assignment may be assume to have.
18726 (highest_pow2_factor_for_target): Use it instead of relying on
18727 immediate tree attributes of TARGET, not necessarily honored when
18728 intermediate bitfields are involved.
18730 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18733 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18734 AVX, SSE4, AES, PCLMUL and POPCNT.
18736 2009-05-27 Diego Novillo <dnovillo@google.com>
18738 * tree-pretty-print.c (dump_location): New.
18739 (dump_generic_node): Call it.
18740 Factor code to handle BLOCK nodes ...
18741 (dump_block_node): ... here.
18743 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18745 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18747 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18749 * gcc-plugin.h: Include config.h and system.h.
18750 (IN_GCC): Define if not defined.
18752 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18754 PR middle-end/40249
18755 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18758 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18760 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18762 * config/m32r/m32r.h: Ditto.
18763 * config/m32r/m32r.md: Ditto.
18764 * config/m32r/predicates.md: Ditto.
18766 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18768 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18770 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18773 (Loading plugins): typo.
18774 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18775 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18776 (Interacting with the GCC Garbage Collector): Added new section.
18777 (Giving information about a plugin): Added new section for
18779 * ggc.h (ggc_register_root_tab): Added declaration.
18780 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18781 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18782 (register_callback): Improved comment in declaration.
18783 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18784 (extra_root_vec) Added static variable for dynamic roots registration.
18785 (ggc_register_root_tab) Added new routine.
18786 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18787 PLUGIN_GGC_MARKING event.
18788 * ggc-zone.c: Include plugin.h.
18789 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18790 * ggc-page.c: Include plugin.h.
18791 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18792 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18793 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18794 (register_callback): check lack of callbacks for
18795 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18796 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18797 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18798 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18799 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18800 dependency on plugin.h.
18801 (plugin.o): Added dependency on ggc.h...
18803 2009-05-26 Richard Guenther <rguenther@suse.de>
18805 PR middle-end/40248
18807 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18808 with mismatched comparison modes.
18810 * expr.c (expand_expr_real_1): Expand the operand of a
18811 VIEW_CONVERT_EXPR in its natural mode.
18813 2009-05-26 Ian Lance Taylor <iant@google.com>
18815 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18816 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18817 (ALL_COMPILERFLAGS): Define.
18818 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18819 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18820 (collect2$(exeext), collect2.o): Likewise.
18821 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18822 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18823 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18824 (libbackend.o, intl.o, cppdefault.o): Likewise.
18825 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18826 (build/%.o): Use $(COMPILER_FOR_BUILD).
18827 (build/gen%$(build_exeext)): Likewise.
18828 (build/gcov-iov$(build_exeext)): LIkewise.
18829 * config/t-darwin (darwin.o): Use $(COMPILER).
18830 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18831 * config/t-sol2 (sol2-c.o): Likewise.
18832 (sol2.o): Likewise.
18833 * config/t-vxworks (vxworks.o): Likewise.
18834 * config/x-darwin (host-darwin.o): Likewise.
18835 * config/x-hpux (host-hpux.o): Likewise.
18836 * config/x-linux (host-linux.o): Likewise.
18837 * config/x-solaris (host-solaris.o): Likewise.
18838 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18839 * config/arm/t-arm (arm-c.o): Likewise.
18840 * config/arm/t-pe (pe.o): Likewise.
18841 * config/arm/t-wince-pe (pe.o): Likewise.
18842 * config/i386/t-cygming (winnt.o): Likewise.
18843 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18844 * config/i386/t-cygwin (cygwin1.o): Likewise.
18845 (cygwin2.o): Likewise.
18846 * config/i386/t-i386 (i386-c.o): Likewise.
18847 * config/i386/t-interix (winnt.o): Likewise.
18848 * config/i386/t-netware (netware.o): Likewise.
18849 * config/i386/t-nwld (nwld.o): Likewise.
18850 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18851 * config/i386/x-i386 (driver-i386.o): Likewise.
18852 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18853 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18854 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18855 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18856 * config/mips/x-native (driver-native.o): Likewise.
18857 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18858 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18859 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18860 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18861 * config/score/t-score-elf (score7.o): Likewise.
18862 (score3.o): Likewise.
18863 * config/sh/t-sh (sh-c.o): Likewise.
18864 * config/sh/t-symbian (sh-c.o): Likewise.
18865 (symbian.o): Likewise.
18866 * config/spu/t-spu-elf (spu-c.o): Likewise.
18867 * config/v850/t-v850 (v850-c.o): Likewise.
18868 * config/v850/t-v850e (v850-c.o): Likewise.
18870 2009-05-26 Richard Guenther <rguenther@suse.de>
18872 PR tree-optimization/40122
18873 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18874 VECTOR_CSTs if possible.
18875 (fold_gimple_assign): Likewise.
18877 2009-05-26 Richard Guenther <rguenther@suse.de>
18879 PR middle-end/40252
18880 * fold-const.c (fold_binary): Use the correct types for building
18883 2009-05-26 Richard Guenther <rguenther@suse.de>
18885 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18886 redundant calls to merge_alias_info.
18887 (bump_vector_ptr): Likewise.
18888 * tree-ssa-copy.c (merge_alias_info): Remove.
18889 (replace_exp_1): Remove call to merge_alias_info.
18890 (propagate_tree_value): Likewise.
18891 (fini_copy_prop): Propagate points-to info.
18892 * tree-flow.h (merge_alias_info): Remove.
18894 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18896 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18898 2009-05-25 Jan Hubicka <jh@suse.cz>
18900 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18901 * cgraph.h (struct inline_summary): New filed self_wize,
18902 size_inlining_benefit, self_time and time_inlining_benefit.
18903 (struct cgraph_global_info): Replace insns by time ans size fields.
18904 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18905 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18906 (ipcp_update_callgraph): Do not touch function bodies.
18907 * ipa-inline.c: Include except.h
18908 (MAX_TIME): New constant.
18909 (overall_insns): Remove.
18910 (leaf_node_p): New.
18911 (overall_size, max_benefit): New static variables.
18912 (cgraph_estimate_time_after_inlining): New function.
18913 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18914 (cgraph_clone_inlined_nodes): Update size.
18915 (cgraph_mark_inline_edge): Update size.
18916 (cgraph_estimate_growth): Use size info.
18917 (cgraph_check_inline_limits): Check size.
18918 (cgraph_default_inline_p): Likewise.
18919 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18920 (cgraph_decide_recursive_inlining): Check size.
18921 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18923 (cgraph_decide_inlining): Likewise.
18924 (cgraph_decide_inlining_incrementally): Likewise; honor
18925 PARAM_EARLY_INLINING_INSNS.
18926 (likely_eliminated_by_inlining_p): New predicate.
18927 (estimate_function_body_sizes): New function.
18928 (compute_inline_parameters): Use it.
18929 * except.c (must_not_throw_labels): New function.
18930 * except.h (must_not_throw_labels): Declare.
18931 * tree-inline.c (init_inline_once): Kill inlining_weigths
18932 * tree-ssa-structalias.c: Avoid uninitialized warning.
18933 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18934 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18935 (PARAM_INLINE_CALL_COST): Remove.
18936 (PARAM_EARLY_INLINING_INSNS): New.
18938 2009-05-25 Richard Guenther <rguenther@suse.de>
18940 PR tree-optimization/36327
18941 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18942 callback for reference translation or lookup at the point of may-defs.
18943 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18944 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18945 for union COMPONENT_REFs.
18946 (vn_reference_lookup_3): New callback. Lookup from memset
18947 and CONSTRUCTOR assignment, translate through struct copies.
18948 (vn_reference_lookup_pieces): Make sure to not free the
18949 passed operands array. Adjust walk_non_aliased_vuses call.
18950 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18951 make sure we do not leak memory.
18953 2009-05-25 Richard Guenther <rguenther@suse.de>
18955 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18956 * tree-inline.c (expand_call_inline): Reset the escaped and
18957 callused solutions.
18958 * tree-ssa-structalias.c (pass_build_ealias): New.
18959 * tree-pass.h (pass_build_ealias): Declare.
18960 * passes.c (init_optimization_passes): Add PTA during
18961 early optimizations.
18962 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18963 and CALLUSED solutions.
18964 (dump_points_to_solution): New function, split out from ...
18965 (dump_points_to_info_for): ... here.
18966 * tree-parloops.c (parallelize_loops): Reset the escaped and
18967 callused solutions.
18969 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18972 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18973 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18975 2009-05-25 Ira Rosen <irar@il.ibm.com>
18977 PR tree-optimization/40238
18978 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18979 statements after basic block's labels.
18980 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18981 to free the allocated memory.
18983 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18985 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18986 return address with a USE.
18988 2009-05-24 Richard Guenther <rguenther@suse.de>
18990 PR middle-end/40233
18991 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18992 array type from the main variant of the inner type.
18994 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18996 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18997 definition to bool (from int) to un-break build.
18998 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
19000 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
19002 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
19003 discard_stmt_changes): Delete.
19004 * tree-ssa-operands.c (scb_stack): Delete.
19005 (init_ssa_operands): Do not initialize it.
19006 (fini_ssa_operands): Do not free it.
19007 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
19009 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
19010 update_stmt, remove the others. Fix comments.
19011 * tree-dfa.c (optimize_stack_restore): Likewise.
19012 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
19013 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
19014 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
19015 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
19017 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19018 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
19019 (dom_opt_finalize_block): Likewise, adjusting access to
19021 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
19022 (stmts_to_rescan): Change item type to gimple.
19023 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
19025 2009-05-24 Ira Rosen <irar@il.ibm.com>
19027 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
19028 * tree-pass.h (pass_slp_vectorize): New pass.
19029 * params.h (SLP_MAX_INSNS_IN_BB): Define.
19030 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
19031 * tree-vectorizer.c (timevar.h): Include.
19032 (user_vect_verbosity_level): Declare.
19033 (vect_location): Fix comment.
19034 (vect_set_verbosity_level): Update user_vect_verbosity_level
19035 instead of vect_verbosity_level.
19036 (vect_set_dump_settings): Add an argument. Ignore user defined
19037 verbosity if dump flags require higher level of verbosity. Print to
19038 stderr only for loop vectorization.
19039 (vectorize_loops): Update call to vect_set_dump_settings.
19040 (execute_vect_slp): New function.
19041 (gate_vect_slp): Likewise.
19042 (struct gimple_opt_pass pass_slp_vectorize): New.
19043 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
19044 access its members.
19045 (vec_info_for_bb): New function.
19046 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
19047 (VECTORIZATION_ENABLED): New macro.
19048 (SLP_ENABLED, SLP_DISABLED): Likewise.
19049 (vect_is_simple_use): Add bb_vec_info argument.
19050 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
19051 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
19052 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
19053 vect_schedule_slp, vect_analyze_slp): Likewise.
19054 (vect_analyze_stmt): Add slp_tree argument.
19055 (find_bb_location): Declare.
19056 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19057 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
19058 (vect_analyze_loop_operations, vect_analyze_loop,
19059 get_initial_def_for_induction, vect_create_epilog_for_reduction,
19060 vect_finalize_reduction, vectorizable_reduction,
19061 vectorizable_live_operation, vect_transform_loop): Likewise.
19062 * tree-data-ref.c (dr_analyze_innermost): Update comment,
19063 skip evolution analysis if analyzing a basic block.
19064 (dr_analyze_indices): Likewise.
19065 (initialize_data_dependence_relation): Skip the test whether the
19066 object is invariant for basic blocks.
19067 (compute_all_dependences): Skip dependence analysis for data
19068 references in basic blocks.
19069 (find_data_references_in_stmt): Don't fail in case of invariant
19070 access in basic block.
19071 (find_data_references_in_bb): New function.
19072 (find_data_references_in_loop): Move code to
19073 find_data_references_in_bb and add a call to it.
19074 (compute_data_dependences_for_bb): New function.
19075 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
19076 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
19078 (vect_analyze_data_ref_dependence): Check for interleaving in case of
19079 unknown dependence in basic block and fail in case of dependence in
19081 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
19082 dependence instances from either loop or basic block vectorization
19084 (vect_compute_data_ref_alignment): Check if it is loop vectorization
19085 before calling nested_in_vect_loop_p.
19086 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
19087 dependence instances from either loop or basic block vectorization
19089 (vect_verify_datarefs_alignment): Likewise.
19090 (vect_enhance_data_refs_alignment): Adjust function calls.
19091 (vect_analyze_data_refs_alignment): Likewise.
19092 (vect_analyze_group_access): Fix printing. Skip different checks if
19093 DR_STEP is 0. Keep strided stores either in loop or basic block
19094 vectorization data structure. Fix indentation.
19095 (vect_analyze_data_ref_access): Fix comments, allow zero step in
19097 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
19098 dependence instances from either loop or basic block vectorization
19100 (vect_analyze_data_refs): Update comment. Call
19101 compute_data_dependences_for_bb to analyze basic blocks.
19102 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
19103 case of loop vectorization. In case of basic block vectorization use
19104 data-ref itself as a base.
19105 (vect_create_data_ref_ptr): In case of basic block vectorization:
19106 don't advance the pointer, add new statements before the current
19107 statement. Adjust function calls.
19108 (vect_supportable_dr_alignment): Support only aligned accesses in
19109 basic block vectorization.
19110 * common.opt (ftree-slp-vectorize): New flag.
19111 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
19112 (vect_pattern_recog_1): Likewise.
19113 * tree-vect-stmts.c (process_use): Likewise.
19114 (vect_init_vector): Add new statements in the beginning of the basic
19115 block in case of basic block SLP.
19116 (vect_get_vec_def_for_operand): Adjust function calls.
19117 (vect_finish_stmt_generation): Likewise.
19118 (vectorizable_call): Add assert that it is loop vectorization, adjust
19120 (vectorizable_conversion, vectorizable_assignment): Likewise.
19121 (vectorizable_operation): In case of basic block SLP, take
19122 vectorization factor from statement's type and skip the relevance
19123 check. Adjust function calls.
19124 (vectorizable_type_demotion): Add assert that it is loop
19125 vectorization, adjust function calls.
19126 (vectorizable_type_promotion): Likewise.
19127 (vectorizable_store): Check for outer loop only in case of loop
19128 vectorization. Adjust function calls. For basic blocks, skip the
19129 relevance check and don't advance pointers.
19130 (vectorizable_load): Likewise.
19131 (vectorizable_condition): Add assert that it is loop vectorization,
19132 adjust function calls.
19133 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
19134 that it is not reduction, get vector type, call only supported
19135 functions, skip loop specific parts.
19136 (vect_transform_stmt): Check for outer loop only in case of loop
19138 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
19139 (vect_is_simple_use): Fix comment, add new argument, fix conditions
19140 for external definition.
19141 * passes.c (pass_slp_vectorize): New pass.
19142 * tree-vect-slp.c (find_bb_location): New function.
19143 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
19144 check for patterns only in loops.
19145 (vect_build_slp_tree): Add argument, adjust function calls, fail in
19146 case of multiple types in basic block SLP.
19147 (vect_mark_slp_stmts_relevant): New function.
19148 (vect_supported_load_permutation_p): Fix comment.
19149 (vect_analyze_slp_instance): Add argument. In case of basic block
19150 SLP, take vectorization factor from statement's type, check that
19151 unrolling factor is 1. Adjust function call. Save SLP instance in
19152 either loop or basic block vectorization structure. Return FALSE,
19154 (vect_analyze_slp): Add argument. Get strided stores groups from
19155 either loop or basic block vectorization structure. Return FALSE
19156 if basic block SLP failed.
19157 (new_bb_vec_info): New function.
19158 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
19159 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
19160 (vect_schedule_slp): Add argument. Get SLP instances from either
19161 loop or basic block vectorization structure. Set vectorization factor
19162 to be 1 for basic block SLP.
19163 (vect_slp_transform_bb): New function.
19164 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
19166 2009-05-23 Mark Mitchell <mark@codesourcery.com>
19168 * final.c (shorten_branches): Do not align labels for jump tables.
19169 (final_scan_insn): Use JUMP_TABLE_DATA_P.
19171 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
19173 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
19174 Remove outdated reference to flow.c and fix nits.
19175 * doc/gccint.texi: Tweak RTL description.
19176 * doc/rtl.texi: Likewise.
19178 2009-05-23 Denis Chertykov <chertykov@gmail.com>
19180 * config/avr/avr.c: Change my email address.
19181 * config/avr/avr.h: Likewise.
19182 * config/avr/avr.md: Likewise.
19183 * config/avr/avr-protos.h: Likewise.
19184 * config/avr/libgcc.S: Likewise.
19186 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19188 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19189 (spu_split_load, spu_split_store): Change return type to int.
19190 (spu_split_convert): Declare.
19191 * config/spu/predicates.md (spu_mem_operand): Remove.
19192 (spu_mov_operand): Update.
19193 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19194 * config/spu/spu.c (regno_aligned_for_load): Remove.
19195 (reg_aligned_for_addr, spu_expand_load): Define.
19196 (spu_expand_extv): Reimplement and handle MEM.
19197 (spu_expand_insv): Handle MEM.
19198 (spu_sched_reorder): Handle insn's with length 0.
19199 (spu_legitimate_address_p): Reimplement.
19200 (store_with_one_insn_p): Return TRUE for any mode with size
19201 larger than 16 bytes.
19202 (address_needs_split): Define.
19203 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19205 (spu_convert_move): Define.
19206 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19207 (spu_split_store): Change all MEM's to TImode.
19208 (spu_init_expanders): Preallocate registers that correspond to
19209 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19211 (spu_split_convert): Define.
19212 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19213 (_move<mode>, _movdi, _movti): Update predicate and condition.
19214 (load, store): Change to define_split.
19215 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19217 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19218 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19219 define_insn_and_split of lshr<mode>3.
19220 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19221 (<v>ashr<mode>3_imm): Define.
19222 (extv, extzv, insv): Allow MEM operands.
19223 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19224 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19225 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19226 (_spu_convert2): Change to define_insn_and_split and remove the
19227 corresponding define_peephole2.
19228 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19229 Change predicates to memory_operand.
19231 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19233 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19235 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19237 PR tree-optimization/40219
19238 * tree.c (iterative_hash_expr): Make sure the builtin function is
19239 a normal builtin function and not a front end or back end builtin
19240 before indexing into the built_in_decls array.
19242 2009-05-22 Richard Guenther <rguenther@suse.de>
19244 PR middle-end/38964
19245 * alias.c (write_dependence_p): Do not use TBAA for answering
19246 anti-dependence or output-dependence.
19247 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19248 (emit_pointer_definition): Remove.
19249 (emit_alias_warning): Likewise.
19250 (find_what_var_points_to): Remove TBAA pruning code.
19251 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19253 (compute_points_to_sets): Remove code computing the set of
19254 dereferenced pointers.
19255 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19256 oracle for querying anti and output dependencies.
19257 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19258 if TBAA may be applied.
19259 (refs_anti_dependent_p): New function.
19260 (refs_output_dependent_p): Likewise.
19261 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19262 (refs_output_dependent_p): Likewise.
19263 * doc/tree-ssa.texi (Memory model): New section.
19264 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19265 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19266 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19267 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19268 * expr.c (expand_expr_real_1): Likewise.
19269 * gimple-low.c (lower_stmt): Likewise.
19270 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19271 (dump_gimple_cdt): Remove.
19272 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19273 (gimple_size): Likewise.
19274 (walk_gimple_op): Likewise.
19275 (is_gimple_stmt): Likewise.
19276 (walk_stmt_load_store_addr_ops): Likewise.
19277 (gimple_build_cdt): Remove.
19278 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19279 * gimple.h (gimple_cdt_new_type): Remove.
19280 (gimple_cdt_new_type_ptr): Likewise.
19281 (gimple_cdt_set_new_type): Likewise.
19282 (gimple_cdt_location): Likewise.
19283 (gimple_cdt_location_ptr): Likewise.
19284 (gimple_cdt_set_location): Likewise.
19285 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19286 * tree-cfg.c (remove_useless_stmts_1): Do not handle
19287 GIMPLE_CHANGE_DYNAMIC_TYPE.
19288 (verify_types_in_gimple_stmt): Likewise.
19289 * tree-inline.c (estimate_num_insns): Likewise.
19290 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
19291 (copy_decl_to_var): Likewise.
19292 (copy_result_decl_to_var): Likewise.
19293 * tree-pretty-print.c (dump_generic_node): Do not handle
19294 CHANGE_DYNAMIC_TYPE_EXPR.
19295 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
19296 * tree-ssa-operands.c (get_expr_operands): Likewise.
19297 * tree-ssa-structalias.c (struct variable_info): Remove
19298 no_tbaa_pruning member.
19299 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
19300 (unify_nodes): Do not copy it.
19301 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19302 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
19303 (set_uids_in_ptset): Do not check it.
19304 (find_what_var_points_to): Likewise.
19305 (compute_tbaa_pruning): Remove.
19306 (compute_points_to_sets): Do not call it.
19307 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19308 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19309 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19310 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19311 (DECL_NO_TBAA_P): Likewise.
19312 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19313 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19314 (expand_omp_atomic_pipeline): Do not set it.
19315 * print-tree.c (print_node): Do not dump it.
19316 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19319 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19322 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19325 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19327 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19330 2009-05-22 Ben Elliston <bje@au.ibm.com>
19332 * Makefile.in (bversion.h, s-bversion): New targets.
19333 (TOPLEV_H): Add bversion.h.
19334 * toplev.h: Include "bversion.h".
19335 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19336 the __format__ attribute only if compiling with the same version
19337 of GCC as the sources (the "build version").
19339 2009-05-22 Ben Elliston <bje@au.ibm.com>
19341 * c-format.c (handle_format_attribute): Fix comment typo.
19343 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19346 * config/ia64/ia64.opt (mfused-madd): New.
19347 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19348 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19349 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19350 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19351 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19352 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19353 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19354 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19355 instruction if !TARGET_FUSED_MADD.
19356 (fpma, fpms): Remove colon from name.
19358 2009-05-22 Richard Guenther <rguenther@suse.de>
19360 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19361 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19362 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19364 (create_expression_by_pieces): Only convert if necessary.
19365 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19366 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19368 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19370 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19371 regular pattern from a template and rename it ...
19372 (*extzv_truncsi_exts): ... to this.
19374 2009-05-21 Richard Guenther <rguenther@suse.de>
19376 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19377 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19378 (cgraph_default_inline_p): Likewise.
19379 (cgraph_decide_inlining_incrementally): Likewise.
19381 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19382 Uros Bizjak <ubizjak@gmail.com>
19384 * config/i386/cpuid.h (bit_MOVBE): New.
19386 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19388 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19389 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19390 (ix86_handle_option): Handle OPT_mmovbe.
19391 (ix86_target_string): Add -mmovbe.
19392 (pta_flags): Add PTA_MOVBE.
19393 (processor_alias_table): Add PTA_MOVBE to "atom".
19394 (override_options): Handle PTA_MOVBE.
19396 * config/i386/i386.h (TARGET_MOVBE): New.
19398 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19399 (*bswapsi_movbe): New.
19400 (*bswapdi_movbe): Likewise.
19401 (bswapdi2): Renamed to ...
19402 (*bswapdi_1): This.
19403 (bswapdi2): New expander.
19405 * config/i386/i386.opt (mmovbe): New.
19407 * doc/invoke.texi: Document -mmovbe.
19409 2009-05-21 Taras Glek <tglek@mozilla.com>
19411 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19412 * gcc-plugin.h (plugin_init): Updated signature.
19413 * gcc-plugin.h (plugin_name_args): Moved to this header.
19414 * doc/plugins.texi (plugin_init): Updated documention to reflect
19416 * doc/plugins.texi (plugin_name_args): Added to documention.
19418 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19420 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19421 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19423 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19425 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19426 JUMP_TABLE_DATA_P predicates where applicable.
19427 * config/i386/predicates.md: Ditto.
19428 * config/i386/sse.md: Ditto.
19430 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19432 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19433 operand2 -128 override length_immediate attribute to 1.
19434 * config/i386/predicates.md (constm128_operand): New predicate.
19436 * config/i386/i386.c (memory_address_length): Handle %r12
19437 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19439 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19440 mode look through optional ZERO_EXTEND and SUBREG.
19441 * config/i386/i386.md (R12_REG): New define_constant.
19442 (prefix_data16): For sse unit set also for MODE_TI insns.
19443 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19444 insns set if operand 1 is ext_QIreg_operand.
19445 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19446 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19448 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19449 mode from MODE_DI to MODE_SI.
19450 (movdi_1_rex64): Override modrm and length_immediate attributes
19451 only for movabs (TYPE_IMOV, alternative 2).
19452 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19453 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19454 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19455 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19456 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19457 prefix_rex attribute if DImode.
19458 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19459 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19460 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19461 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19462 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19463 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19464 Likewise. For TYPE_IMOV clear length_immediate attribute.
19465 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19466 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19467 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19468 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19469 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19470 or one operand TYPE_ISHIFT.
19471 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19472 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19473 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19474 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19475 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19476 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19477 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19478 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19479 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19480 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19481 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19482 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19483 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19484 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19485 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19486 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19487 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19488 set mode attribute, don't override length attribute.
19489 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19491 (return_internal_long): Set length attribute to 2 instead of 1.
19492 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19493 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19494 prefix_rex attribute.
19495 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19497 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19499 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19501 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19503 2009-05-20 Ian Lance Taylor <iant@google.com>
19505 * tree.c (build_tree_list_vec_stat): New function.
19506 (ctor_to_vec): New function.
19507 (build_nt_call_vec): New function.
19508 (build_call_array): Change args to be a const pointer.
19509 (build_call_vec): New function.
19510 * tree.h (build_nt_call_vec): Declare.
19511 (build_tree_list_vec_stat): Declare.
19512 (build_tree_list_vec): Define.
19513 (build_call_array): Update declaration.
19514 (build_call_vec): Declare.
19515 (ctor_to_vec): Declare.
19516 * c-common.c (tree_vector_cache): New static variable.
19517 (make_tree_vector): New function.
19518 (release_tree_vector): New function.
19519 (make_tree_vector_single): New function.
19520 (make_tree_vector_copy): New function.
19521 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19522 (make_tree_vector_single, make_tree_vector_copy): Declare.
19523 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19524 (c_parser_expr_list): Don't manage cache here, instead call
19526 (c_parser_release_expr_list): Remove static function.
19527 (c_parser_vec_to_tree_list): Remove static function.
19528 (c_parser_attributes): Call build_tree_list_vec instead of
19529 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19530 c_parser_release_expr_list.
19531 (c_parser_postfix_expression_after_primary): Likewise.
19532 (c_parser_objc_keywordexpr): Likewise.
19534 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19536 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19537 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19538 TARGET_CONVERT_TO_TYPE.
19539 * hooks.c (hook_tree_const_tree_null): Define.
19540 * hooks.h (hook_tree_const_tree_null): Declare.
19541 * target.h (struct gcc_target): Add invalid_parameter_type,
19542 invalid_return_type, promoted_type, and convert_to_type fields.
19543 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19544 (TARGET_INVALID_RETURN_TYPE): Define.
19545 (TARGET_PROMOTED_TYPE): Define.
19546 (TARGET_CONVERT_TO_TYPE): Define.
19547 (TARGET_INITIALIZER): Update for new fields.
19548 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19549 (grokparms): Check targetm.invalid_parameter_type.
19550 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19551 * c-convert.c (convert): Check targetm.convert_to_type.
19553 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19555 * config/mips/mips.md (*extenddi_truncate<mode>,
19556 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19558 (*extendhi_truncateqi): New define_insn_and_sptit.
19560 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19562 PR middle-end/40204
19563 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19564 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19566 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19568 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19569 the operand of VIEW_CONVERT_EXPR.
19571 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19573 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19574 extended family and model for Intel processors. Support Intel Atom.
19576 2009-05-20 Olivier Hainque <hainque@adacore.com>
19578 * gstab.h (stab_code_type): Define, to be used instead of the
19579 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19581 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19582 occurrences by stab_code_type.
19583 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19585 2009-05-20 Martin Jambor <mjambor@suse.cz>
19587 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19588 (sra_insert_before): Likewise.
19589 (sra_insert_after): Likewise.
19590 (sra_init_cache): Likewise.
19591 (sra_type_can_be_decomposed_p): Likewise.
19592 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19593 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19594 (sra_insert_before): Likewise.
19595 (sra_insert_after): Likewise.
19596 (sra_init_cache): Likewise.
19597 (insert_edge_copies_seq): Made static and moved upwards.
19599 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19602 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19604 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19605 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19608 2009-05-20 Richard Guenther <rguenther@suse.de>
19610 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19611 with mismatched comparison modes.
19613 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19615 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19616 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19617 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19618 with shifts for Thumb2.
19619 (orsi_notsi): New for orn.
19620 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19621 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19622 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19623 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19624 Don't invert remainder for IOR.
19626 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19628 PR tree-optimization/40087
19629 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19630 number_of_iterations_ne): Rename never_infinite argument.
19631 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19632 number_of_iterations_le): Handle pointer-type ivs when
19633 exit_must_be_taken is false.
19634 (number_of_iterations_cond): Do not always assume that
19635 exit_must_be_taken if the control variable is a pointer.
19637 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19639 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19640 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19642 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19644 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19645 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19647 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19650 * c.opt (Wlogical-op): Disabled by default.
19651 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19653 * doc/invoke.texi (Wlogical-op): Likewise.
19655 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19657 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19659 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19660 Propagate the type of the first operand.
19661 <ASSERT_EXPR>: Simplify.
19662 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19663 Rewrite using the RHS code as discriminant.
19664 <NOP_EXPR>: Turn into CASE_CONVERT.
19665 <PLUS_EXPR>: Propagate the type of the first operand.
19667 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19669 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19670 (ia64_dconst_0_375): New.
19671 * config/ia64/ia64.c (ia64_override_options): Remove
19672 -minline-sqrt-min-latency warning.
19673 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19674 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19675 * config/ia64/ia64.md (*sqrt_approx): Remove.
19676 (sqrtsf2): Remove #if 0.
19677 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19678 (sqrtdf): Remove assert.
19679 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19680 (sqrtxf2): Remove #if 0.
19681 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19682 * div.md (sqrt_approx_rf): New.
19683 (sqrtsf2_internal_thr): New implementation.
19684 (sqrtsf2_internal_lat): New.
19685 (sqrtdf2_internal_thr: New implementation.
19686 (sqrtxf2_internal): New implementation.
19688 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19689 Hans-Peter Nilsson <hp@axis.com>
19691 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19692 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19693 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19694 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19695 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19696 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19697 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19698 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19699 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19700 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19701 * c-common.c: ...from here.
19703 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19705 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19707 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19709 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19711 2009-05-19 Ben Elliston <bje@au.ibm.com>
19713 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19714 assignments with memcpy calls.
19715 (add_fdes): Likewise.
19716 (binary_search_unencoded_fdes): Likewise.
19717 (linear_search_fdes): Eliminate type puns.
19719 2009-05-19 Richard Guenther <rguenther@suse.de>
19721 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19722 not falsely claim to have propagated into all uses.
19724 2009-05-19 Ben Elliston <bje@au.ibm.com>
19726 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19729 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19731 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19732 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19733 (TARGET_LEGITIMATE_ADDRESS_P): New.
19734 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19735 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19737 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19740 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19741 child of the containing namespace's DIE.
19743 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19745 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19746 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19747 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19750 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19753 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19754 gen_align with gen_pad.
19755 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19756 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19758 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19759 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19761 * config/i386/i386.md (align): Renamed to ...
19762 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19763 ASM_OUTPUT_MAX_SKIP_PAD.
19765 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19767 * config.gcc: Fix variable syntax.
19770 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19771 before calling exact_log2.
19772 (output_iorsi3): Likewise.
19773 (output_xorsi3): Likewise.
19775 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19777 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19778 for the none zero constant operand except for EQ and NE
19779 comprisons even when the first operand is R0.
19781 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19783 * config/s390/2064.md: Remove trailing whitespaces.
19784 * config/s390/2084.md: Likewise.
19785 * config/s390/constraints.md: Likewise.
19786 * config/s390/fixdfdi.h: Likewise.
19787 * config/s390/libgcc-glibc.ver: Likewise.
19788 * config/s390/s390-modes.def: Likewise.
19789 * config/s390/s390-protos.h: Likewise.
19790 * config/s390/s390.c: Likewise.
19791 * config/s390/s390.h: Likewise.
19792 * config/s390/s390.md: Likewise.
19793 * config/s390/tpf-unwind.h: Likewise.
19795 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19797 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19799 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19802 * configure.ac (m68k-*-*): Check if binutils support TLS.
19803 * configure: Regenerate.
19804 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19805 * config/m68k/constraints.md (Cu): New constraint.
19806 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19807 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19808 (movsi): Handle TLS symbols.
19809 (addsi3_5200): Handle XTLS symbols, indent.
19810 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19811 (m68k_tls_reference_p): Declare.
19812 (m68k_legitimize_address): Declare.
19813 (m68k_unwrap_symbol): Declare.
19814 * config/m68k/m68k.opt (mxtls): New option.
19815 * config/m68k/m68k.c (ggc.h): Include.
19816 (m68k_output_dwarf_dtprel): Implement hook.
19817 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19818 (m68k_expand_prologue): Load GOT pointer when function needs it.
19819 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19820 (m68k_legitimate_constant_address_p): Same.
19821 (m68k_decompose_address): Handle TLS references.
19822 (m68k_get_gp): New static function.
19823 (enum m68k_reloc): New contants.
19824 (TLS_RELOC_P): New macro.
19825 (m68k_wrap_symbol): New static function.
19826 (m68k_unwrap_symbol): New function.
19827 (m68k_final_prescan_insn_1): New static function.
19828 (m68k_final_prescan_insn): New function.
19829 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19831 (legitimize_pic_address): Handle TLS references..
19832 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19833 (m68k_libcall_value_in_a0_p)
19834 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19835 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19836 (m68k_legitimize_tls_address): Handle TLS references.
19837 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19839 (m68k_legitimize_address): Handle TLS symbols.
19840 (m68k_get_reloc_decoration): New static function.
19841 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19843 (m68k_output_dwarf_dtprel): Implement hook.
19844 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19845 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19846 m68k_call_* routines.
19847 (sched_attr_op_type): Handle TLS symbols.
19848 (gt-m68k.h): Include.
19849 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19850 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19852 2009-05-18 Martin Jambor <mjambor@suse.cz>
19854 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19855 (visit_store_addr_for_mod_analysis): New function.
19856 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19857 (determine_cst_member_ptr): Use gimple_assign_single_p.
19858 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19859 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19860 operands. Don't check number of operands of a NOP_EXPR.
19862 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19864 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19866 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19869 * c-common.c (warn_logical_operator): Don't warn if one of
19870 expression isn't always true or false.
19872 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19874 * config/i386/biarch32.h: New file.
19875 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19877 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19879 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19880 *zero_extend<mode>_truncqi): Merge these into ...
19881 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19882 Name the pattern following this as *zero_extendhi_truncqi.
19884 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19886 PR middle-end/39301
19887 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19888 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19889 (output_info): Make field HOST_WIDEST_INT.
19890 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19891 (dump_bitmat_statistics): Same.
19893 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19895 * config.gcc (use_gcc_stdint): Set to wrap.
19896 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19897 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19898 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19899 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19900 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19901 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19902 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19903 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19905 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19907 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19909 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19910 Move definitions earlier.
19911 (OPT_ARCH64, OPT_ARCH32): Define.
19912 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19915 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19918 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19921 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19923 * arm.md (movdi2): Copy non-reg values to DImode registers.
19925 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19928 * final.c (label_to_max_skip): New function.
19929 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19930 CODE_LABEL_NUMBER <= max_labelno.
19931 * output.h (label_to_max_skip): New prototype.
19932 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19933 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19934 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19935 Handle CODE_LABELs with >= 16 byte alignment or with
19936 max_skip == (1 << align) - 1.
19937 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19938 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19941 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19942 .p2align 3 if MAX_SKIP is smaller than 7.
19943 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19945 2009-05-15 Ian Lance Taylor <iant@google.com>
19947 * alias.c (struct alias_set_entry_d): Rename from struct
19948 alias_set_entry. Change all uses.
19949 * except.c (struct call_site_record_d): Rename from struct
19950 call_site_record. Change all uses.
19951 * except.h (struct eh_region_d): Rename from struct eh_region.
19953 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19955 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19956 ivtype_map_elt. Change all uses.
19957 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19959 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19960 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19962 (struct sese_d): Rename from struct sese. Change all uses.
19963 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19964 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19965 * optabs.h (struct optab_d): Rename from struct optab. Change all
19967 (struct convert_optab_d): Rename from struct convert_optab.
19969 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19970 ipa_opt_pass. Change all uses.
19971 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19974 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19975 defined as a typedef.
19976 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19979 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19982 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19984 (merge_ranges): Returns bool.
19985 * tree.h (make_range): .. to here.
19986 (build_range_check): Likewise.
19987 (merge_ranges): Likewise. Renamed from merge_ranges.
19988 * c-typeck.c (parser_build_binary_op): Update calls to
19989 warn_logical_operator.
19990 * c-common.c (warn_logical_operator): Add new warning.
19991 * c-common.h (warn_logical_operator): Update declaration.
19993 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19995 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19997 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19999 * doc/install.texi: Document MPC requirements, flags etc.
20001 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
20002 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
20003 Evaluate constant arguments.
20004 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
20005 (fold_builtin_1): Likewise, also evaluate constant arguments.
20006 Remove superfluous break.
20007 (do_mpc_ckconv): New.
20008 * real.h: Include mpc.h.
20009 * toplev.c (print_version): Output MPC version info if available.
20011 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20013 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
20015 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
20017 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
20020 2009-05-15 Jan Hubicka <jh@suse.cz>
20022 * doc/invoke.texi (max-early-inliner-iterations): New flag.
20023 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
20024 (try_inline): Fix return value.
20025 (cgraph_decide_inlining_incrementally): Honor new value.
20026 (cgraph_early_inlining): Handle indirect inlining.
20027 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
20029 2009-05-15 Jan Hubicka <jh@suse.cz>
20031 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
20032 * cgraphunit.c (cgraph_finalize_function): Set it.
20033 (cgraph_expand_function): Use it.
20035 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20037 * real.c (encode_ieee_half): Define.
20038 (decode_ieee_half): Define.
20039 (ieee_half_format): Define.
20040 (arm_half_format): Define.
20041 * real.h (ieee_half_format): Declare.
20042 (arm_half_format): Declare.
20044 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
20046 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
20047 swapped, and reversed optabs exist before trying to use them.
20049 2009-05-15 Paul Brook <paul@codesourcery.com>
20050 Sandra Loosemore <sandra@codesourcery.com>
20052 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
20053 loads. Allow PRE_DEC.
20054 (output_move_neon): Handle PRE_DEC.
20055 (arm_print_operand): Add 'A' for neon structure loads.
20056 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
20057 * config/arm/neon.md (neon_mov): Update comment.
20058 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
20060 (Um): New constraint.
20062 2009-05-15 Jan Hubicka <jh@suse.cz>
20064 Revert the following patch until testsuite fallout is fixed:
20065 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20066 * cgraph.h (struct inline_summary): New filed self_wize,
20067 size_inlining_benefit, self_time and time_inlining_benefit.
20068 (struct cgraph_global_info): Replace insns by time ans size fields.
20069 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20070 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20071 (ipcp_update_callgraph): Do not touch function bodies.
20072 * ipa-inline.c: Include except.h
20073 (MAX_TIME): New constant.
20074 (overall_insns): Remove
20075 (overall_size, max_benefit): New static variables.
20076 (cgraph_estimate_time_after_inlining): New function.
20077 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20078 (cgraph_clone_inlined_nodes): Update size.
20079 (cgraph_mark_inline_edge): Update size.
20080 (cgraph_estimate_growth): Use size info.
20081 (cgraph_check_inline_limits): Check size.
20082 (cgraph_default_inline_p): Likewise.
20083 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20084 (cgraph_decide_recursive_inlining): Check size.
20085 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20087 (cgraph_decide_inlining): Likewise.
20088 (cgraph_decide_inlining_incrementally): Likewise; honor
20089 PARAM_EARLY_INLINING_INSNS.
20090 (likely_eliminated_by_inlining_p): New predicate.
20091 (estimate_function_body_sizes): New function.
20092 (compute_inline_parameters): Use it.
20093 * except.c (must_not_throw_labels): New function.
20094 * except.h (must_not_throw_labels): Declare.
20095 * tree-inline.c (init_inline_once): Kill inlining_weigths
20096 * tree-ssa-structalias.c: Avoid uninitialized warning.
20097 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20098 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20099 (PARAM_INLINE_CALL_COST): Remove.
20100 (PARAM_EARLY_INLINING_INSNS): New.
20102 2009-05-15 Richard Guenther <rguenther@suse.de>
20104 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
20105 not TODO_update_ssa.
20107 2009-05-15 Richard Guenther <rguenther@suse.de>
20109 PR tree-optimization/39999
20110 * gimple.h (gimple_expr_type): Use the expression type looking
20111 through useless conversions.
20112 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
20113 (vn_nary_op_insert_stmt): Likewise.
20114 (simplify_binary_expression): Likewise.
20116 2009-05-15 Richard Guenther <rguenther@suse.de>
20118 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20119 New options, enabled by default.
20120 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20122 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
20123 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20124 * tree-ssa-structalias.c (gate_tree_pta): New function.
20125 (pass_build_alias): Use it.
20127 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20129 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
20130 recurse on an invariant address if a conversion from a pointer
20131 type to a wider integer type is involved.
20133 2009-05-15 Jan Hubicka <jh@suse.cz>
20135 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20136 * cgraph.h (struct inline_summary): New filed self_wize,
20137 size_inlining_benefit, self_time and time_inlining_benefit.
20138 (struct cgraph_global_info): Replace insns by time ans size fields.
20139 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20140 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20141 (ipcp_update_callgraph): Do not touch function bodies.
20142 * ipa-inline.c: Include except.h
20143 (MAX_TIME): New constant.
20144 (overall_insns): Remove
20145 (overall_size, max_benefit): New static variables.
20146 (cgraph_estimate_time_after_inlining): New function.
20147 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20148 (cgraph_clone_inlined_nodes): Update size.
20149 (cgraph_mark_inline_edge): Update size.
20150 (cgraph_estimate_growth): Use size info.
20151 (cgraph_check_inline_limits): Check size.
20152 (cgraph_default_inline_p): Likewise.
20153 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20154 (cgraph_decide_recursive_inlining): Check size.
20155 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20157 (cgraph_decide_inlining): Likewise.
20158 (cgraph_decide_inlining_incrementally): Likewise; honor
20159 PARAM_EARLY_INLINING_INSNS.
20160 (likely_eliminated_by_inlining_p): New predicate.
20161 (estimate_function_body_sizes): New function.
20162 (compute_inline_parameters): Use it.
20163 * except.c (must_not_throw_labels): New function.
20164 * except.h (must_not_throw_labels): Declare.
20165 * tree-inline.c (init_inline_once): Kill inlining_weigths
20166 * tree-ssa-structalias.c: Avoid uninitialized warning.
20167 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20168 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20169 (PARAM_INLINE_CALL_COST): Remove.
20170 (PARAM_EARLY_INLINING_INSNS): New.
20171 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
20172 (inline-call-cost): Remove.
20173 (early-inlining-insns): New.
20175 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
20177 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
20179 (print_int_cst_bounds_in_octal_p): Likewise.
20180 (dbxout_type): Adjust calls to above functions. Be prepared to deal
20182 * dwarf2out.c (base_type_die): Likewise.
20183 (is_subrange_type): Delete.
20184 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20185 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20186 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20187 if the destination type is boolean.
20188 (build_range_check): Do not special-case subtypes.
20189 (fold_sign_changed_comparison): Likewise.
20190 (fold_unary): Likewise.
20191 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20192 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20193 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20194 * tree.c (subrange_type_for_debug_p): New predicate based on the
20195 former is_subrange_type.
20196 * tree.h (subrange_type_for_debug_p): Declare.
20197 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20198 (convert_affine_scev): Remove call to above function.
20199 (chrec_convert_aggressive): Likewise.
20200 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20201 false for conversions involving subtypes.
20202 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20203 (vrp_val_min): Likewise.
20204 (needs_overflow_infinity): Likewise.
20205 (extract_range_from_unary_expr): Likewise.
20207 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20209 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20210 * config/frv/frv.c: Likewise.
20211 * config/s390/s390.c: Likewise.
20212 * config/sparc/sparc.h: Likewise.
20213 * config/i386/i386.h: Likewise.
20214 * config/i386/i386.c: Likewise.
20215 * config/crx/crx.c: Likewise.
20216 * config/m68hc11/m68hc11.h: Likewise.
20217 * config/iq2000/iq2000.c: Likewise.
20218 * config/mn10300/mn10300.h: Likewise.
20219 * config/mn10300/mn10300.c: Likewise.
20220 * config/m68k/m68k.c: Likewise.
20221 * config/rs6000/rs6000.c: Likewise.
20222 * config/rs6000/xcoff.h: Likewise.
20223 * config/rs6000/linux64.h: Likewise.
20224 * config/rs6000/sysv4.h: Likewise.
20225 * config/score/score3.c: Likewise.
20226 * config/score/score7.c: Likewise.
20227 * config/score/score.c: Likewise.
20228 * config/arm/arm.md: Likewise.
20229 * config/mips/mips.c: Likewise.
20230 * config/mips/mips.md: Likewise.
20231 * config/bfin/bfin.h: Likewise.
20232 * config/pa/pa.c: Likewise.
20233 * config/pa/constraints.md: Likewise.
20235 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20236 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20237 * config/pdp11/pdp11.h: Use memory_address_p instead.
20239 2009-05-14 Ian Lance Taylor <iant@google.com>
20241 * passes.c (finish_optimization_passes): Change i to int.
20242 * plugin.c (plugins_active_p): Change event to int.
20243 (dump_active_plugins): Likewise.
20244 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20246 * tree.c (tree_range_check_failed): Change c to unsigned int.
20247 (omp_clause_range_check_failed): Likewise.
20248 (build_common_builtin_nodes): Change mode to int. Add cast.
20249 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20250 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20252 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20253 ++ or -- with a variable of enum type.
20255 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20258 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20260 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20262 * store-motion.c: Do not include params.h
20263 * Makefile.in: Fix dependencies for various files.
20265 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20267 * auto-inc-dec.c: Fix pass description, remove apparent
20268 accidental duplication.
20270 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20272 PR middle-end/40147
20273 * ipa-utils.h (memory_identifier_string): Moved to ...
20274 * tree.h (memory_identifier_string): Here. Add GTY(()).
20276 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20278 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20279 in the former documentation of...
20280 (GO_IF_LEGITIMATE_ADDRESS): ... this.
20281 * ira-conflicts.c (get_dup_num): Use address_operand.
20282 * targhooks.c (default_legitimate_address_p): New.
20283 * targhooks.h (default_legitimate_address_p): New.
20284 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
20286 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
20287 * target.h (struct target): Add legitimate_address_p.
20288 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20289 (TARGET_INITIALIZER): Include it.
20291 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20292 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
20293 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
20294 (TARGET_LEGITIMATE_ADDRESS_P): New.
20296 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20297 (REG_OK_STRICT_P): Delete.
20298 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
20299 (frv_legitimate_address_p_1): ... this.
20300 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
20301 (frv_legitimate_address_p_1): ... the renamed old
20302 frv_legitimate_address_p.
20303 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
20304 (TARGET_LEGITIMATE_ADDRESS_P): New.
20306 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20307 * config/s390/s390-protos.h (legitimate_address_p): Remove.
20308 * config/s390/s390.c (legitimate_address_p): Rename to...
20309 (s390_legitimate_address_p): ... this, make static.
20310 (legitimize_address): Adjust call.
20311 (TARGET_LEGITIMATE_ADDRESS_P): New.
20312 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20314 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20315 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20316 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20317 (TARGET_LEGITIMATE_ADDRESS_P): New.
20319 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20320 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20321 * config/spu/spu.c (spu_legitimate_address): Rename to...
20322 (spu_legitimate_address_p): ... this, make static.
20323 (TARGET_LEGITIMATE_ADDRESS_P): New.
20325 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20326 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20327 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20328 (sparc_legitimate_address_p): ... this, make static and return bool.
20329 (legitimize_address): Adjust call.
20330 (TARGET_LEGITIMATE_ADDRESS_P): New.
20332 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20333 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20334 * config/i386/i386.c (legitimate_address_p): Rename to...
20335 (ix86_legitimate_address_p): ... this, make static.
20336 (constant_address_p): Move after it, adjust call.
20337 (TARGET_LEGITIMATE_ADDRESS_P): New.
20339 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20340 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20341 * config/avr/avr.c (legitimate_address_p): Rename to...
20342 (avr_legitimate_address_p): ... this, make static.
20343 (legitimize_address): Adjust call.
20344 (TARGET_LEGITIMATE_ADDRESS_P): New.
20346 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20347 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20348 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20349 (TARGET_LEGITIMATE_ADDRESS_P): New.
20351 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20352 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20353 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20354 (TARGET_LEGITIMATE_ADDRESS_P): New.
20356 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20357 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20359 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20361 (TARGET_LEGITIMATE_ADDRESS_P): New.
20363 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20364 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20366 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20368 (m68hc11_legitimate_address_p): ... this, make static.
20369 (go_if_legitimate_address_internal): Rename to...
20370 (m68hc11_legitimate_address_p_1): ... this.
20371 (legitimize_address): Adjust call.
20372 (TARGET_LEGITIMATE_ADDRESS_P): New.
20374 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20375 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20376 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20377 (TARGET_LEGITIMATE_ADDRESS_P): New.
20379 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20380 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20381 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20382 (mn10300_legitimate_address_p): ... this, make static.
20383 (TARGET_LEGITIMATE_ADDRESS_P): New.
20385 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20386 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20387 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20388 (TARGET_LEGITIMATE_ADDRESS_P): New.
20390 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20391 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20392 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20393 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20394 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20395 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20396 (rs6000_legitimate_address_p): ... this, make static.
20397 (TARGET_LEGITIMATE_ADDRESS_P): New.
20398 (REG_MODE_OK_FOR_BASE_P): Delete.
20399 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20401 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20402 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20404 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20405 static, adjust types.
20406 (TARGET_LEGITIMATE_ADDRESS_P): New.
20408 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20409 * config/score/score.c (score_address_p): Rename to...
20410 (score_legitimate_address_p): ... this.
20411 (TARGET_LEGITIMATE_ADDRESS_P): New.
20412 * config/score/score3.c (score3_address_p): Rename to...
20413 (score3_legitimate_address_p): ... this.
20414 * config/score/score7.c (score7_address_p): Rename to...
20415 (score7_legitimate_address_p): ... this.
20417 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20418 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20419 GO_IF_LEGITIMATE_ADDRESS): Delete.
20420 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20421 thumb2_legitimate_address_p): Delete.
20422 (arm_legitimate_address_p): Rename to...
20423 (arm_legitimate_address_outer_p): ... this.
20424 * config/arm/constraints.md ("Uq"): Adjust call.
20425 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20426 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20428 (arm_legitimate_address_outer_p): ... this.
20429 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20431 (TARGET_LEGITIMATE_ADDRESS_P): New.
20433 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20434 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20435 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20436 (TARGET_LEGITIMATE_ADDRESS_P): New.
20438 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20439 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20440 * config/vax/vax.c (legitimate_address_p): Rename to...
20441 (vax_legitimate_address_p): ... this, make static.
20442 (TARGET_LEGITIMATE_ADDRESS_P): New.
20444 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20445 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20446 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20447 (TARGET_LEGITIMATE_ADDRESS_P): New.
20449 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20450 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20451 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20452 (mmix_legitimate_address_p): ... this, make static.
20453 (TARGET_LEGITIMATE_ADDRESS_P): New.
20455 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20456 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20457 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20458 (TARGET_LEGITIMATE_ADDRESS_P): New.
20460 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20462 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20463 of MODE_COMPLEX_INT.
20465 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20467 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20468 LCT_NORMAL in function call.
20469 * mips-tdump.c (print_file_desc): Add cast to enum type.
20470 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20471 (mark_stabs): Add casts to enum types.
20472 (parse_stabs_common): Add casts to enum types.
20474 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20476 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20477 Check for invalid values of LETTER.
20479 2009-05-13 Taras Glek <tglek@mozilla.com>
20481 * attribs.c (register_attribute): moved out attribute registration
20482 into register_attribute.
20483 * doc/plugins.texi: Documented register_attribute and
20485 * gcc-plugin.h: Added forward decl for register_attribute.
20486 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20487 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20488 PLUGIN_ATTRIBUTES boilerplate.
20490 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20492 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20493 values even in sentinel and empty entries.
20494 (ms_printf_flag_specs): Likewise.
20495 (ms_scanf_flag_specs): Likewise.
20496 (ms_strftime_flag_specs): Likewise.
20497 (ms_print_char_table): Likewise.
20498 (ms_scan_char_table): Likewise.
20499 (ms_time_char_table): Likewise.
20501 2009-05-13 Doug Kwan <dougkwan@google.com>
20503 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20505 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20507 * config/mips/mips.md (store): Add attributes for QI and HI.
20509 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20510 (truncdi<mode>2): ... this new pattern.
20512 2009-05-13 Brad Hards <bradh@kde.org>
20514 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20516 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20517 Ben Elliston <bje@au.ibm.com>
20519 PR middle-end/40035
20520 * dse.c (check_mem_read_rtx): Guard against width == -1.
20522 2009-05-13 Michael Matz <matz@suse.de>
20524 PR middle-end/39976
20525 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20526 (trivially_conflicts_p): New function.
20527 (insert_backedge_copies): Use it.
20529 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20531 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20532 (handle_stdc_pragma): Use new enum constant names.
20533 (handle_pragma_float_const_decimal64): Ditto.
20535 2009-05-13 Ian Lance Taylor <iant@google.com>
20537 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20540 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20542 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20543 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20545 * config/m68k/m68k.h (FL_UCLINUX): Define.
20547 2009-05-13 Jan Hubicka <jh@suse.cz>
20549 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20551 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20553 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20554 unless -fschedule-insns is specified.
20556 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20559 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20560 TARGET_EXPAND_CBRANCHDI4.
20561 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20562 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20563 (cmpeqdi): Fix comment.
20565 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20567 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20568 (sh_legitimate_address_p): Likewise.
20569 * config/sh/sh.c (sh_legitimate_index_p): New.
20570 (sh_legitimate_address_p): Likewise.
20571 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20572 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20573 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20574 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20575 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20576 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20577 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20578 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20579 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20581 2009-05-12 Jan Hubicka <jh@suse.cz>
20583 * tree-inline.c (estimate_operator_cost): Add operands;
20584 when division happens by constant, it is cheap.
20585 (estimate_num_insns): Loads and stores are not having cost of 0;
20586 EH magic stuff is cheap; when computing runtime cost of switch,
20587 use log2 base of amount of its cases; builtin_expect has cost of 0;
20588 compute cost for moving return value of call.
20589 (init_inline_once): Initialize time_based flags.
20590 * tree-inline.h (eni_weights_d): Add time_based flag.
20592 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20594 * df-core.c: Update head documentation.
20596 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20599 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20600 shadowing exisiting variable op1.
20602 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20605 * config/i386/driver-i386.c (processor_signatures): New enum.
20606 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20607 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20608 processor signature to detect geode processor.
20610 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20614 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20616 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20617 causes spurious differences between trunk and cond-optab branch.
20619 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20621 * dojump.c (compare_from_rtx): Delete.
20622 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20623 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20624 if the comparison does not satisfy the predicate; test predicates for
20625 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20626 further if one existing pattern fails.
20627 * expr.h (compare_from_rtx): Delete.
20628 (prepare_operand): Declare it.
20629 * optabs.c: Change "lib call" to "libcall" throughout.
20630 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20631 HAVE_conditional_trap, emit_cmp_insn): Delete.
20632 (can_compare_p): Delete cmp_optab case.
20633 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20634 Accept other parameters by value.
20635 (prepare_operand): Make non-static.
20636 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20637 other parameters by value. Try to widen operands here based on
20638 an optab_methods argument and looking at cbranch_optab.
20639 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20640 loop. Use cbranch_optab directly.
20641 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20642 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20644 (emit_conditional_move, emit_conditional_add): Inline what's needed
20645 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20646 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20647 with COMPARE. Move cmov_optab and cstore_optab above
20648 with cbranch_optab, move cmp_optab down with ucmp_optab,
20649 remove tst_otpab. Do not initialize trap_rtx.
20650 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20651 for trap code. Do not check HAVE_conditional_trap. Use
20652 prepare_cmp_insn. Accept no predicate for operand 3.
20653 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20654 (OTI_ctrap, ctrap_optab): New.
20655 (tst_optab): Delete.
20656 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20657 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20658 with lookup of ctrap_optab.
20659 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20661 (ctrap_optab): New.
20663 * combine.c (combine_simplify_rtx, simplify_set): Do not
20664 special case comparing against zero for cc0 machines.
20665 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20666 COMPARE on cc0 machines.
20667 (simplify_relational_operation): Return a new expression when
20668 a COMPARE could be removed.
20669 * final.c (final_scan_insn): Compare cc_status values
20670 against LHS of a (compare FOO (const_int 0)) cc0 source.
20671 Also check if cc_status.value is the full compare.
20673 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20674 (cstoreMM4): Document.
20675 (conditional_trap): Document ctrapMM4 instead.
20676 (sync_compare_and_swapMM): Refer to cbranchcc4.
20677 (Dependent Patterns): Eliminate obsolete information referring to
20678 the old jump optimization phase.
20679 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20680 of compares with 0 on cc0 machines.
20681 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20682 avoiding references to cc0. Remove text about storing operands
20684 * doc/tm.texi (Condition Codes): Include blurb on different
20685 condition code representations, separate into subsections for
20686 CC0, MODE_CC and conditional execution.
20688 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20689 alpha_emit_setcc): Accept operands and a machine mode.
20690 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20691 Get code/op0/op1 from operands, use machine mode argument
20692 instead of alpha_compare.fp_p. Emit the branch here.
20693 (alpha_emit_setcc): Likewise, and return boolean.
20694 (alpha_emit_conditional_move): Likewise. Assert that
20695 cmp_op_mode == cmp_mode, and simplify accordingly.
20696 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20697 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20698 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20700 (stack probe test): Use cbranchdi4.
20701 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20703 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20704 * config/arc/arc.h (movsicc, movsfcc): Use it.
20705 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20706 (cbranchsi4, cstoresi4): New.
20707 (cmpsi, bCC and sCC expanders): Remove.
20709 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20710 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20711 * config/arm/predicates.md (arm_comparison_operator): Only include
20712 floating-point operators if there is a hardware floating-point unit.
20713 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20714 deferring to cbranch_cc and cstore_cc respectively.
20715 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20716 cbranch_cc, cstore_cc): New.
20717 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20719 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20721 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20722 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20724 (adjust_insn_length): Adjust calls.
20725 (avr_reorg): Handle (compare (foo) (const_int 0)).
20726 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20727 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20728 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20729 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20731 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20732 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20734 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20735 (cbranchsi4, cstorebi4, cstoresi4): New.
20736 (movbisi): This insn is duplicate, split it to zero_extend.
20737 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20738 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20739 (bfin_optimize_loop): Use cbranch expander.
20740 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20741 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20742 (bfin_bimode_comparison_operator): ... this.
20743 (bfin_direct_comparison_operator): New.
20745 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20746 inside (compare FOO (const_int 0)).
20747 (cris_rtx_costs): Handle ZERO_EXTRACT.
20748 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20749 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20750 (*tstdi_v32): Delete.
20751 (*cmpdi_non_v32): Add M alternative for operand 1.
20752 (cmpsi, cmp<mode>): Make private.
20753 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20755 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20757 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20758 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20759 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20760 (cc_reg_operand): New.
20761 (any_cond): Delete.
20762 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20763 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20764 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20765 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20766 crx_expand_scond): Delete.
20768 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20770 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20771 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20773 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20774 cstoresi4, cstoresf4, cstoredf4): New.
20775 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20776 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20777 Receive the entire operands array.
20778 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20779 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20780 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20781 Get test/op0/op1 from the operands array.
20782 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20784 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20785 (h8300_expand_store): New.
20786 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20788 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20789 (h8300_expand_store): New.
20790 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20791 or do not try to produce (set (cc0) REG).
20792 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20793 change a compare into a move to a scratch register. Disable some
20794 peepholes when comparing with zero.
20795 (tstsi, tsthi, tstsi, cmpqi): Make private.
20797 (bCC, sCC): Delete.
20798 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20801 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20802 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20803 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20804 (ix86_emit_i387_log1p): Use cbranchxf2.
20805 (ix86_expand_setcc): Return void.
20806 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20807 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20808 cmp<MODEF>, cmpcc): Remove.
20809 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20810 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20811 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20812 (sCC and bCC expanders): Remove.
20813 (stack_protect_test): Use cbranchcc4.
20815 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20817 (ia64_expand_compare): Accept three rtx by reference and return void.
20818 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20819 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20820 from *expr. Update *expr with the BImode comparison to do.
20821 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20822 cmptf, bCC, sCC, conditional_trap): Delete.
20823 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20824 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20825 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20826 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20827 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20829 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20830 type of last argument.
20831 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20832 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20833 use machine mode argument instead of branch_type. Remove dead
20834 code for floating-point comparisons.
20835 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20836 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20838 (cbranchsi4, cstoresi4): New.
20839 * config/iq2000/predicates.md (reg_or_const_operand): New.
20841 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20842 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20843 (b<code>_op): Rewrite to...
20844 (bcc_op): ... this, using match_operator.
20845 (s<code>_op): Rewrite to...
20846 (scc_op): ... this, using match_operator.
20847 (s<code>_24_op): Rewrite to...
20848 (scc_op_24): ... this, using match_operator.
20849 (s<code>_<mode>): Rewrite to...
20850 (cstore<mode>4): ... this, using match_operator.
20851 (s<code>_<mode>_24): Rewrite to...
20852 (cstore<mode>4_24): ... this, using match_operator.
20853 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20854 m32c_unpend_compare, m32c_expand_scc): Delete.
20855 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20856 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20857 (m32c_expand_movcc): Change NE to EQ if necessary.
20858 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20860 * config/m32r/m32r-protos.h (gen_cond_store): New.
20861 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20862 (gen_cond_store): New, from sCC patterns.
20863 (m32r_expand_block_move): Use cbranchsi4.
20864 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20865 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20866 (cbranchsi4, cstoresi4): New.
20868 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20870 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20871 (m68hc11_notice_update_cc): Look into a compare with 0.
20872 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20874 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20875 cmphi, cmpqi, bCC): Delete.
20876 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20877 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20878 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20881 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20882 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20883 * config/m68k/constraints.md (H): New.
20884 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20885 the define_insn below.
20886 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20887 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20888 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20889 patterns): Wrap RHS with COMPARE.
20890 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20891 (*cmpdi_internal): Name this pattern.
20892 (cmpdi): Change to define_insn.
20893 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20894 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20895 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20897 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20898 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20899 (conditional_trap): Change to...
20900 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20901 (*conditional_trap): Use the ordered_comparison_operator and
20902 const1_operand predicates.
20903 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20904 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20905 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20906 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20908 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20909 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20910 (mcore_gen_compare): New.
20911 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20912 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20913 (mcore_gen_compare): ... this.
20914 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20915 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20916 (stack probe pattern): Use cbranchsi4.
20918 * config/mips/predicates.md (mips_cstore_operator): New.
20919 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20920 * config/mips/mips.md (any_cond): Delete.
20921 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20923 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20924 fixuns_truncsfdi2): Use cbranch patterns.
20925 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20926 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20927 Adjust call to mips_expand_conditional_branch.
20928 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20930 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20931 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20932 * config/mips/mips.c (cmp_operands): Delete.
20933 (mips_emit_compare): Get comparison operands from *op0/*op1.
20934 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20935 that it succeeds. Use op0/op1 instead of cmp_operands.
20936 (mips_expand_conditional_branch, mips_expand_conditional_move,
20937 mips_expand_conditional_trap): Likewise.
20938 (mips_block_move_loop): Use cbranch patterns.
20939 * config/mips/mips.h (cmp_operands): Delete.
20941 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20942 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20943 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20944 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20945 (*cmpcc_folded): Rename to...
20946 (*cmpdi_folded): this.
20947 (*cmpcc): Rename to...
20949 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20952 (cbranchdf4): New. Handle invalid comparisons here.
20953 * config/mmix/predicates.md (float_comparison_operator): New.
20955 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20956 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20957 * config/mn10300/mn10300.md (tst): Delete.
20958 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20959 Name these patterns and wrap RHS in a compare.
20960 (*cmpsi): Make this pattern private. Include tst.
20961 (*cmpsf): Make this pattern private.
20962 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20963 (compare with zero peepholes): Likewise.
20965 (cbranchsi4, cbranchsf4): New.
20966 (casesi): Use cbranchsi4.
20968 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20969 hppa_branch_type): Delete.
20970 (return_addr_rtx): Use cbranchsi4.
20971 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20972 Emit CCFPmode comparison here.
20973 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20974 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20975 hppa_branch_type): Delete.
20976 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20977 (movsicc, movdicc): Remove references to hppa_compare_op0,
20978 hppa_compare_op1 and compare_from_rtx.
20979 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20980 (casesi): Use cbranchsi4.
20982 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20983 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20984 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20985 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20986 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20988 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20989 (*branch, *branch_inverted): New.
20991 * config/picochip/picochip.md (cbranchhi4): Use
20992 ordered_comparison_operator.
20993 (cmphi, bCC): Remove.
20995 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20996 (trap_comparison_operator): Delete.
20997 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20998 rs6000_emit_cbranch): Accept mode and operands.
20999 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
21000 rs6000_compare_fp_p): Delete.
21001 (rs6000_generate_compare): Accept mode and comparison. Extract code
21002 and op0/op1 from there. Replace references to rs6000_compare_op0
21003 and rs6000_compare_op1.
21004 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
21005 extract result from passed operands.
21006 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
21007 extract loc from passed operands.
21008 (rs6000_emit_cmove): Likewise.
21009 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
21010 rs6000_compare_fp_p): Delete.
21011 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
21012 (cbranch<GPR>4, cbranch<FP>4): New.
21013 (cstore<mode>4): New. Consolidate here all choices about when to use
21014 portable or specialized sCC sequences.
21015 (stack_protect_test): Use cbranchsi4.
21016 (conditional_trap): Replace with ctrap<GPR>4.
21017 (conditional trap insn): Replace trap_comparison_operator with
21018 ordered_comparison_operator.
21020 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
21021 (s390_emit_prologue): Use ctrap.
21022 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
21023 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
21024 New predicates replacing...
21025 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
21026 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
21027 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
21028 (add<mode>cc): Do not use s390_compare_op0/op1.
21029 (s<code>): Change to...
21030 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
21031 (seq): Change to...
21032 (cstorecc4): ... this. Handle EQ or NE equally.
21033 (*sne): Un-privatize for use in cstorecc4.
21034 (b<code>): Change to...
21035 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
21036 (conditional_trap): Replace with...
21037 (ctrap<GPR>4, ctrap<FP>4): ... these.
21038 (stack_protect): Use cbranchcc4.
21040 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
21041 * config/score/score-protos.h (score_gen_cmp): Delete.
21042 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
21043 (score_block_move-loop): Use cbranchsi4.
21044 * config/score/score.md (cbranchsi4): New.
21045 (cmpsi, bCC): Delete.
21046 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
21047 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21048 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
21049 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
21050 * config/score/score3.h (score3_gen_cmp): Delete.
21051 * config/score/score7.h (score7_gen_cmp): Delete.
21053 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
21054 (sh_emit_scc_to_t): ... this. Return void.
21055 (from_compare): Rename to...
21056 (sh_emit_compare_and_branch): ... this.
21057 (sh_emit_compare_and_set): New.
21058 (sh_expand_t_scc): Accept operands.
21059 * config/sh/predicates.md (sh_float_comparison_operator): New.
21060 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
21061 (prepare_scc_operands): Rename to...
21062 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
21064 (sh_emit_cheap_store_flag): New.
21065 (sh_emit_set_t_insn): New.
21066 (from_compare): Rename to...
21067 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
21068 handling of TARGET_SH2E floating point to avoid recursive call.
21069 Generate branch here.
21070 (sh_emit_compare_and_set): New.
21071 (sh_expand_t_scc): Get op0/op1 from arguments.
21072 (sh_emit_cheap_store_flag): New.
21073 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
21075 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
21076 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
21077 (movsicc, movdicc): Do nothing when it recreated operands from
21078 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
21079 prepare_scc_operands (now sh_emit_scc_to_t).
21080 (udivdi3): Use cstoresi4.
21081 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
21082 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
21083 (cbranchint4_media, cbranchfp4_media): New.
21084 (casesi): Use cbranchdi4.
21085 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
21087 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
21088 (movnegt): Remove second operand.
21089 (cbranchsf4, cbranchdf4): New.
21090 (stack_protect): Use cbranchdi4/cbranchsi4.
21092 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
21093 (gen_compare_reg): Accept comparison, extract part of it to...
21094 (gen_compare_reg_1): ... this.
21095 (gen_compare_operator): Delete.
21096 (gen_v9_scc): Accept separate destination, comparison code and arms.
21097 Do not use sparc_compare_op0/sparc_compare_op1.
21098 (emit_scc_insn, emit_conditional_branch_insn): New.
21099 (emit_v9_brxx): Make static. Remove useless assertion.
21100 (sparc_emit_float_lib_cmp): Return RTL instead of calling
21102 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
21103 * config/sparc/sparc-protos.h (gen_compare_reg,
21104 sparc_emit_float_lib_cmp): Adjust prototype.
21105 (emit_scc_insn, emit_conditional_branch_insn): New.
21106 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
21107 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
21108 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
21109 iterators to the top.
21110 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
21111 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
21112 snedi_special_trunc): Delete.
21113 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
21114 and snedi_special_trunc.
21115 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
21116 cbranchdi4, cbranch<F:mode>4): New.
21117 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
21118 here. Use gen_compare_reg instead of gen_compare_operator.
21119 (conditional_trap): Replace with...
21120 (ctrapsi4, ctrapdi4): ... this.
21121 (stack_protect_test): Use cbranchcc4.
21123 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21125 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21126 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21127 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21128 from operands[0] or operands[3] depending on is_set.
21129 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
21130 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
21131 cmpdf, bCC), sCC: Remove.
21132 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
21133 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
21135 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
21136 spu_emit_branch_or_set.
21138 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
21140 * config/stormy16/stormy16.h (xstormy16_compare_op0,
21141 xstormy16_compare_op1): Delete.
21142 * config/stormy16/stormy16.c (xstormy16_compare_op0,
21143 xstormy16_compare_op1): Delete.
21144 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
21146 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
21147 (cmphi, cmpsi, bCC): Remove.
21149 * config/v850/v850.md (tstsi, cmpsi): Fold into...
21150 (*cmpsi): ... this one.
21151 (cbranchsi4, cstoresi4): New.
21152 (bCC expanders): Delete.
21153 (sCC insns): Fold into...
21154 (*setcc): ... this one.
21155 (casesi): Do not use gen_cmpsi and gen_bgtu.
21156 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
21157 (movsicc): Simplify.
21158 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
21160 * config/vax/vax-protos.h (cond_name): New.
21161 (vax_output_conditional_branch): Remove.
21162 * config/vax/vax.c (cond_name): New.
21163 (vax_output_conditional_branch): Remove.
21164 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
21165 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
21166 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
21167 (bit<VAXint>): Wrap source with (compare).
21168 (b<code> and following unnamed pattern): Rename to *branch and
21169 *branch_reversed. Change macroization to match_operator.
21170 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
21172 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
21173 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
21174 Change last argument to machine_mode.
21175 (xtensa_expand_scc): Add machine_mode argument.
21176 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
21177 (gen_conditional_move, xtensa_expand_conditional_branch,
21178 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
21179 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
21180 Adjust operand numbers.
21181 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
21183 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21184 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21185 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21187 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21189 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21190 causes spurious differences between trunk and cond-optab branch.
21192 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21195 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21197 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21199 * tree.c (iterative_hash_pointer): Delete.
21200 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21201 Hash UIDs and versions of SSA names. Don't special-case built-in
21202 function declarations.
21204 2009-05-11 Ian Lance Taylor <iant@google.com>
21207 * graphite.c: Force -Wc++-compat to only be a warning before
21208 #including "cloog/cloog.h".
21210 2009-05-11 Martin Jambor <mjambor@suse.cz>
21212 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21214 2009-05-11 Jan Hubicka <jh@suse.cz>
21216 * tree-ssa-loop-ivcanon.c: Include target.h
21217 (struct loop_size): new structure.
21218 (constant_after_peeling): New predicate.
21219 (tree_estimate_loop_size): New function.
21220 (estimated_unrolled_size): Rewrite for new estimates.
21221 (try_unroll_loop_completely): Use new estimates.
21222 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21224 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21226 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21227 libcpp interface change.
21228 (spu_macro_to_expand): Likewise.
21230 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21232 PR tree-optimization/40026
21233 * gimplify.c (gimplify_init_constructor): Change initial conditional
21234 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21235 optimize_compound_literals_in_ctor.
21237 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21239 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21241 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21243 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21245 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21246 HOST_WIDE_INT for gap.
21248 2009-05-11 Ira Rosen <irar@il.ibm.com>
21250 PR tree-optimization/40074
21251 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21252 account in group size and step comparison.
21254 2009-05-11 Richard Guenther <rguenther@suse.de>
21256 * passes.c (init_optimization_passes): Strip now incorrect comment.
21257 (execute_function_todo): Do not set PROP_alias.
21258 * tree-pass.h (PROP_alias): Remove.
21259 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21260 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21261 * tree-nrv.c (pass_return_slot): Likewise.
21262 * tree-object-size.c (pass_object_sizes): Likewise.
21263 * tree-ssa-dom.c (pass_dominator): Likewise.
21264 (pass_phi_only_cprop): Likewise.
21265 * tree-ssa-dse.c (pass_dse): Likewise.
21266 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21267 (pass_cselim): Likewise.
21268 * tree-ssa-pre.c (pass_pre): Likewise.
21269 (pass_fre): Likewise.
21270 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21271 * tree-ssa-sink.c (pass_sink_code): Likewise.
21272 * tree-stdarg.c (pass_stdarg): Likewise.
21273 * tree-tailcall.c (pass_tail_calls): Likewise.
21274 * tree-vrp.c (pass_vrp): Likewise.
21276 2009-05-10 Ian Lance Taylor <iant@google.com>
21278 * basic-block.h (enum profile_status): Break out of struct
21279 control_flow_graph.
21280 * cgraph.h (struct inline_summary): Break out of struct
21282 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
21283 of struct cgraph_order_sort.
21284 * combine.c (enum undo_kind): New enum, broken out of struct undo.
21285 * cse.c (struct branch_path): Break out of struct
21286 cse_basic_block_data.
21287 * except.h (enum eh_region_type): Break out of struct eh_region.
21288 * gcc.c (enum add_del): Break out of struct modify_target.
21289 * genrecog.c (enum decision_type): Break out of struct decision_test.
21290 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
21292 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
21293 * regmove.c (enum match_use): New enum, broken out of struct match.
21294 * sched-int.h (enum post_call_group): New enum, broken out of
21296 (struct deps_reg): Break out of struct deps.
21297 * target.h (struct asm_int_op): Break out of struct gcc_target.
21298 * tree-eh.c (struct goto_queue_node): Break out of struct
21300 * tree-inline.h (enum copy_body_cge_which): Break out of
21302 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
21304 * c-decl.c (in_struct, struct_types): New static variables.
21305 (pushtag): Add loc parameter. Change all callers.
21306 (lookup_tag): Add ploc parameter. Change all callers.
21307 (check_compound_literal_type): New function.
21308 (parser_xref_tag): Add loc parameter. Change all callers. If
21309 -Wc++-compat, warn about struct/union/enum types defined within a
21311 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21312 and loc parameters. Change all callers. Change error calls to
21313 error_at, using loc. For a redefinition, if the location of the
21314 original definition is known, report it. Set in_struct and
21315 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21316 (finish_struct): Add new parameters enclosing_in_struct and
21317 enclosing_struct_types. Change all callers. Set
21318 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21319 in the struct. If in a struct, add this struct to struct_types.
21320 (start_enum): Add loc parameter. Change all callers. Use
21321 error_at for errors, using loc. For a redefinition, if the
21322 location of the original definition is known, report it. If in a
21323 struct, add this enum type to struct_types. If -Wc++-compat warn
21324 if in sizeof, typeof, or alignof.
21325 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21326 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21327 (c_parser_enum_specifier): Get enum location for start_enum.
21328 (c_parser_struct_or_union_specifier): Get struct location for
21329 start_struct. Save in_struct and struct_types status between
21330 start_struct and finish_struct.
21331 (c_parser_cast_expression): Get location of cast.
21332 (c_parser_alignof_expression): Get location of type.
21333 (c_parser_postfix_expression): Likewise.
21334 (c_parser_postfix_expression_after_paren_type): Add type_loc
21335 parameter. Change all callers. Call check_compound_literal_type.
21336 Use type_loc for error about variable size type.
21337 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21338 of an enum constant from an enum type defined in a struct or union.
21339 (c_cast_expr): Add loc parameter. Change all callers. If
21340 -Wc++-compat, warn about defining a type in a cast.
21341 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21342 (start_enum, start_struct, finish_struct): Update declarations.
21343 (parser_xref_tag, c_cast_expr): Update declarations.
21344 (check_compound_literal_type): Declare.
21346 2009-05-11 Ben Elliston <bje@au.ibm.com>
21348 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21349 for recent libcpp interface change.
21350 (rs6000_macro_to_expand): Likewise.
21352 2009-05-10 Michael Matz <matz@suse.de>
21355 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21356 not at entry of function.
21358 2009-05-10 Richard Guenther <rguenther@suse.de>
21360 PR tree-optimization/40081
21362 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21363 using the main variant of the element type. Do not fiddle with
21364 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21366 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21367 structs with volatile fields.
21369 2009-05-10 Jan Hubicka <jh@suse.cz>
21371 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21372 (estimate_move_cost): Assert that it does not get called for
21374 (estimate_num_insns): Skip VOID types in argument handling.
21375 (optimize_inline_calls): Delete unreachable blocks and verify that
21376 callgraph is valid.
21378 2009-05-10 Jan Hubicka <jh@suse.cz>
21380 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21381 * cgraph.c (cgraph_mark_address_taken_node): New function.
21382 (dump_cgraph_node): Dump new flag.
21383 * cgraph.h (struct cgraph_node): Add address_taken.
21384 (cgraph_mark_address_taken_node): New function.
21385 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21386 since new direct calls can be born.
21388 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21390 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21391 tok->val.node.node.
21393 2009-05-10 Jan Hubicka <jh@suse.cz>
21395 PR middle-end/40084
21396 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21398 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21399 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21400 * tree-inline.c (copy_bb): Set frequency correctly.
21401 (fold_marked_statements): Update call to
21402 cgraph_update_edges_for_call_stmt.
21404 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21406 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21407 identifiers in diagnostics.
21408 * config/arm/arm.c (arm_handle_fndecl_attribute,
21409 arm_handle_isr_attribute): Likewise.
21410 * config/avr/avr.c (avr_handle_progmem_attribute,
21411 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21412 * config/bfin/bfin.c (handle_int_attribute,
21413 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21414 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21415 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21417 * config/darwin.c (darwin_handle_kext_attribute,
21418 darwin_handle_weak_import_attribute): Likewise.
21419 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21420 h8300_handle_eightbit_data_attribute,
21421 h8300_handle_tiny_data_attribute): Likewise.
21422 * config/i386/i386.c (ix86_handle_cconv_attribute,
21423 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21424 * config/i386/winnt.c (ix86_handle_shared_attribute,
21425 ix86_handle_selectany_attribute): Likewise.
21426 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21427 * config/m32c/m32c.c (function_vector_handler): Likewise.
21428 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21429 m68hc11_handle_fntype_attribute): Likewise.
21430 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21431 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21432 * config/mips/mips.c (mips_insert_attributes,
21433 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21434 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21435 rs6000_handle_struct_attribute): Likewise.
21436 * config/sh/sh.c (sh_insert_attributes,
21437 sh_handle_resbank_handler_attribute,
21438 sh_handle_interrupt_handler_attribute,
21439 sh2a_handle_function_vector_handler_attribute,
21440 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21442 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21443 * config/spu/spu.c (spu_handle_fndecl_attribute,
21444 spu_handle_vector_attribute): Likewise.
21445 * config/stormy16/stormy16.c
21446 (xstormy16_handle_interrupt_attribute): Likewise.
21447 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21448 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21450 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21452 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21453 (pp_translate_identifiers): New.
21454 (pp_identifier): Only conditionally translate identifier to locale
21456 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21457 (pp_base_tree_identifier): Only conditionally translate identifier
21458 to locale character set.
21459 * c-pretty-print.c (M_): Define.
21460 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21461 fragments for conditional translation with M_.
21462 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21463 identifier translation.
21465 2009-05-10 Richard Guenther <rguenther@suse.de>
21467 PR tree-optimization/40081
21468 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21469 using the main variant of the element type. Do not fiddle with
21470 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21472 2009-05-09 Jan Hubicka <jh@suse.cz>
21474 PR middle-end/40080
21475 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21476 indirect calls; verify cgraph afterwards.
21478 2009-05-09 Jan Hubicka <jh@suse.cz>
21481 * ipa.c (update_inlined_to_pointer): New function.
21482 (cgraph_remove_unreachable_nodes): Use it.
21484 2009-05-09 Jan Hubicka <jh@suse.cz>
21486 * tree-eh.c (struct leh_state): Remove prev_try.
21487 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21488 not track prev_try.
21489 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21490 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21491 remove_eh_handler_and_replace, foreach_reachable_handler,
21492 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21493 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21494 (gen_eh_region_cleanup): Update prototype.
21496 2009-05-09 Jan Hubicka <jh@suse.cz>
21498 PR middle-end/40043
21499 * except.c (copy_eh_region): Always set prev_try.
21500 (redirect_eh_edge_to_label): Find outer try.
21501 (foreach_reachable_handler): When looking for prev try
21502 handle case where previous try is not going to be taken.
21504 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21506 PR tree-optimization/40049
21507 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21508 only vector/vector shifts, convert the type of the constant to the
21509 appropriate type to avoid building incorrect trees, which
21510 eventually have problems with garbage collection.
21512 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21514 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21515 -1 for complex floating-point types if honoring signed zeros.
21517 2009-05-08 Jan Hubicka <jh@suse.cz>
21519 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21520 argument; handle correctly when profile is absent.
21521 (build_cgraph_edges): Update.
21522 (rebuild_cgraph_edges): Update.
21523 * cgraph.c: Do not include varray.h.
21524 (cgraph_set_call_stmt_including_clones): New function.
21525 (cgraph_create_edge_including_clones): Likewise
21526 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21527 (cgraph_update_edges_for_call_stmt): Handle clones.
21528 (cgraph_remove_node): Handle clone tree.
21529 (cgraph_remove_node_and_inline_clones): New function.
21530 (dump_cgraph_node): Dump clone tree.
21531 (cgraph_clone_node): Handle clone tree.
21532 (clone_function_name): Bring here from tree-inline.c.
21533 (cgraph_create_virtual_clone): New function.
21534 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21535 (cgraph_clone_info): New function.
21536 (strut cgraph_node): Add clone_info and new clone tree pointers.
21537 (cgraph_remove_node_and_inline_clones,
21538 cgraph_set_call_stmt_including_clones,
21539 cgraph_create_edge_including_clones,
21540 cgraph_create_virtual_clone): Declare.
21541 (cgraph_function_versioning): Use VEC argument.
21542 (compute_call_stmt_bb_frequency): Update prototype.
21543 (cgraph_materialize_all_clones): New function.
21544 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21545 (ipcp_create_replace_map): Update to VECtors.
21546 (ipcp_update_callgraph): Use virtual clones.
21547 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21548 (ipcp_update_profiling): Do not update local profiling.
21549 (ipcp_insert_stage): Use VECtors and virtual clones.
21550 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21551 (clone_of_p): New function.
21552 (cgraph_preserve_function_body_p): Use clone tree.
21553 (cgraph_optimize): Materialize clones.
21554 (cgraph_function_versioning): Update for VECtors.
21555 (save_inline_function_body): Use clone tree.
21556 (cgraph_materialize_clone): New function.
21557 (cgraph_materialize_all_clones): Likewise.
21558 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21559 * ipa.c: Include gimple.h.
21560 (cgraph_remove_unreachable_nodes): Use clone tree.
21561 * ipa-prop.c (ipa_note_param_call): Update call to
21562 compute_call_stmt_bb_frequencycall.
21563 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21564 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21565 (copy_bb): Handle updating of clone tree; add new edge when new call
21567 (expand_call_inline): Be strict about every call having edge.
21568 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21569 (delete_unreachable_blocks_update_callgraph): New function.
21570 (tree_function_versioning): Use VECtors; always remove unreachable
21571 blocks and fold conditionals.
21572 * tree-inline.h: Do not include varray.h.
21573 (tree_function_versioning): Remove.
21574 * Makefile.in (GTFILES): Remove tree-inline.c
21575 * passes.c (do_per_function): Do only functions having body.
21576 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21579 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21580 Andrew Morrow <acm@google.com>
21583 * c-common.c (c_common_attribute_table): Permit deprecated
21584 attribute to take an optional argument.
21585 (handle_deprecated_attribute): If the optional argument to
21586 __attribute__((deprecated)) is not a string ignore the attribute
21587 and emit a warning.
21589 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21590 * c-typeck.c (build_component_ref): Likewise.
21591 (build_external_ref): Likewise.
21593 * toplev.c (warn_deprecated_use): Add an attribute argument.
21594 Emit the message associated with __attribute__((deprecated)).
21596 * toplev.h (warn_deprecated_use): Updated.
21598 * doc/extend.texi: Document new optional parameter to
21599 __attribute__((deprecated))
21601 2009-05-08 Michael Eager <eager@eagercon.com>
21603 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21604 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21606 2009-05-08 Richard Guenther <rguenther@suse.de>
21608 PR tree-optimization/40062
21609 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21610 Avoid exponential behavior.
21612 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21614 PR rtl-optimization/33928
21616 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21617 process_uses, build_single_def_use_links): New.
21618 (update_df): Update use_def_ref.
21619 (forward_propagate_into): Use get_def_for_use instead of use-def
21621 (fwprop_init): Call build_single_def_use_links and let it initialize
21623 (fwprop_done): Free use_def_ref.
21624 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21625 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21626 df_rd_simulate_one_insn): New.
21627 (df_rd_bb_local_compute_process_def): Update head comment.
21628 (df_chain_create_bb): Use the new RD simulation functions.
21629 * df.h (df_rd_simulate_artificial_defs_at_top,
21630 df_rd_simulate_one_insn): New.
21631 * opts.c (decode_options): Enable fwprop at -O1.
21632 * doc/invoke.texi (-fforward-propagate): Document this.
21634 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21637 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21638 and one complex operand specially.
21639 * tree-complex.c (some_nonzerop): Do not identify a real value as
21640 zero if flag_signed_zeros.
21642 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21644 PR rtl-optimization/33928
21645 * loop-invariant.c (record_use): Fix && vs. || mishap.
21647 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21649 PR rtl-optimization/33928
21650 * loop-invariant.c (struct use): Add addr_use_p.
21651 (struct def): Add n_addr_uses.
21652 (struct invariant): Add cheap_address.
21653 (create_new_invariant): Set cheap_address.
21654 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21655 (record_uses): Pass df_ref to record_use.
21656 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21659 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21661 * config/sh/sh.c: Do not include c-pragma.h.
21663 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21665 * config/spu/spu.c: Remove include of c-common.h.
21667 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21670 * c-common.h (mark_valid_location_for_stdc_pragma,
21671 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21672 clear_float_const_decimal64, float_const_decimal64_p): New.
21673 * c.opt (Wunsuffixed-float-constants): New.
21674 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21675 unsuffixed float constant, handle new warning.
21676 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21677 * c-decl.c (c_scope): New flag float_const_decimal64.
21678 (set_float_const_decimal64, clear_float_const_decimal64,
21679 float_const_decimal64_p): New.
21680 (push_scope): Set new flag.
21681 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21682 to use STDC pragmas.
21683 (c_parser_external_declaration): Ditto.
21684 (c_parser_compound_statement_nostart): Ditto.
21685 * c-pragma.c (valid_location_for_stdc_pragma,
21686 mark_valid_location_for_stdc_pragma,
21687 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21688 handle_pragma_float_const_decimal64): New.
21689 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21690 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21691 set_float_const_decimal64, clear_float_const_decimal64,
21692 float_const_decimal64_p): New dummy functions.
21693 * doc/extend.texi (Decimal Float): Remove statement that the
21694 pragma, and suffix for double constants, are not supported.
21695 * doc/invoke.texi (Warning Options): List new option.
21696 (-Wunsuffixed-float-constants): New.
21698 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21700 * config/i386/i386.c: Do not include c-common.h.
21702 2009-05-07 Mark Heffernan <meheff@google.com>
21704 * doc/invoke.texi (Debugging Options): Document change of debugging
21706 * opts.c (decode_options): Make dump_base_name relative to
21707 aux_base_name directory.
21709 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21711 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21712 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21714 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21716 * Makefile.in (install-plugin): Simplify a bit.
21718 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21720 * Makefile.in (OBJS-common): Add regcprop.o.
21722 * timevar.def (TV_CPROP_REGISTERS): New.
21723 * regrename.c (regrename_optimize): Return 0.
21724 (rest_of_handle_regrename): Delete.
21725 (pass_rename_registers): Point to regrename_optimize.
21726 (struct value_data_entry, struct value_data,
21727 kill_value_one_regno, kill_value_regno, kill_value,
21728 set_value_regno, init_value_data, kill_clobbered_value,
21729 kill_set_value, kill_autoinc_value, copy_value,
21730 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21731 replace_oldest_value_reg, replace_oldest_value_addr,
21732 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21733 debug_value_data, validate_value_data): Move...
21734 * regcprop.c: ... here.
21735 (rest_of_handle_cprop): Delete.
21736 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21738 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21740 PR middle-end/40057
21741 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21742 GEN_INT for 1 << bitnum.
21743 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21744 build_int_cst_type.
21746 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21748 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21749 Remove wrong description of "nand" operation.
21751 2009-05-06 Richard Guenther <rguenther@suse.de>
21752 Adam Nemet <anemet@caviumnetworks.com>
21754 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21755 comment. Add that if LHS is not a gimple register, then RHS1 has
21756 to be a single object (GIMPLE_SINGLE_RHS).
21758 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21760 * expr.c (get_def_for_expr): Move it up in the file.
21761 (store_field): When expanding a bit-field store, look at the
21762 defining gimple stmt for the masking conversion.
21764 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21766 PR middle-end/39986
21767 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21768 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21769 32-bit memcpy into long.
21771 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21773 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21774 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21776 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21777 instead of appending DW_OP_deref*.
21779 2009-05-06 Michael Matz <matz@suse.de>
21781 PR middle-end/40021
21782 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21783 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21785 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21787 * Makefile.in (install-plugin): Fix srcdir handling.
21789 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21791 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21792 when processing for not_regs_needed bitmap.
21793 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21794 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21795 handling it for rhs.
21797 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21799 * config/i386/i386.md (unnamed inc/dec peephole): Use
21800 optimize_insn_for_size_p instead of optimize_size.
21801 * config/i386/predicates.md (incdec_operand): Likewise.
21802 (aligned_operand): Likewise.
21803 * config/i386/sse.md (divv8sf3): Likewise.
21804 (sqrtv8sf2): Likewise.
21806 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21808 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21810 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21812 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21814 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21815 ssemodesuffixf2c with avxmodesuffixf2c.
21817 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21820 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21822 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21824 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21825 (struct tree_base): Adjust spacing for 8 bit boundaries.
21826 (struct tree_decl_common): Add decl_by_reference_flag bit.
21827 (DECL_BY_REFERENCE): Adjust.
21828 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21829 print DECL_BY_REFERENCE bit.
21830 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21831 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21832 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21833 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21836 PR middle-end/39666
21837 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21838 range of the type, but default label is missing, add it with one
21839 of the existing labels instead of adding a new label for it.
21841 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21845 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21847 * Makefile.in (enable_plugin, plugin_includedir): New.
21848 (install): Depend on install-plugin.
21849 (PLUGIN_HEADERS): New.
21850 (install-plugin): New.
21851 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21853 2009-05-05 Richard Guenther <rguenther@suse.de>
21855 PR tree-optimization/40022
21856 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21858 (phivn_valid_p): Fix tuplification error, simplify.
21859 (phiprop_insert_phi): Add dumps.
21860 (propagate_with_phi): Simplify.
21862 2009-05-05 Richard Guenther <rguenther@suse.de>
21864 PR middle-end/40023
21865 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21867 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21869 * tree.h (strip_float_extensions): Remove duplicate declaration.
21870 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21871 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21872 block_ultimate_origin): Rearrange the declarations line to match the
21873 comment that indicates the .c file which the functions are defined.
21874 (dwarf2out_*, set_decl_rtl): Add comment.
21875 (get_base_address): Adjust comment.
21876 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21877 declarations line and add comment.
21878 (is_builtin_name): Add blank after function name, for clarity.
21880 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21882 * attribs.c (decl_attributes): Use %qE for identifiers in
21884 * cgraphunit.c (verify_cgraph_node): Translate function names to
21885 locale character set in diagnostics.
21886 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21888 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21889 Document that functions are named in UTF-8.
21890 * expr.c (expand_expr_real_1): Translate function names to locale
21891 character set in diagnostics.
21892 * gimplify.c (omp_notice_variable, omp_is_private,
21893 gimplify_scan_omp_clauses): Use %qE for identifiers in
21895 * langhooks.c (lhd_print_error_function): Translate function names
21896 to locale character set.
21897 * langhooks.h (decl_printable_name): Document that return value is
21898 in internal character set.
21899 * stmt.c: Include pretty-print.h
21900 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21902 (resolve_operand_name_1): Translate named operand name to locale
21904 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21906 * toplev.c (announce_function): Translate function names to locale
21908 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21909 (default_tree_printer): Use pp_identifier or translate identifiers
21910 to locale character set. Mark "<anonymous>" for translation.
21911 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21912 for identifiers in diagnostics.
21913 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21915 * varasm.c (output_constructor): Use %qE for identifiers in
21918 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21920 * configure.ac: use ` ` instead of $()
21921 * configure: Regenerate.
21923 2009-05-05 Ben Elliston <bje@au.ibm.com>
21925 * config/pa/linux-atomic.c: Eliminate conditional include of
21926 errno.h on non-LP64 systems to simplify build requirements.
21928 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21930 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21932 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21933 and pass value to identifier_to_locale.
21934 (warn_variable_length_array): Make name a tree.
21935 (grokdeclarator): Separate diagnostic texts for named and unnamed
21936 declarators. Use %qE for named declarators.
21937 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21939 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21940 identifiers in diagnostics.
21941 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21942 identifier_to_locale. Mark "anonymous" strings for translation.
21944 2009-05-04 Michael Eager <eager@eagercon.com>
21946 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21947 address for DImode/DFmode only if double-precision FP regs.
21949 2009-05-04 Michael Eager <eager@eagercon.com>
21951 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21952 TARGET_SINGLE_FLOAT check.
21954 2009-05-04 Michael Eager <eager@eagercon.com>
21956 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21958 2009-05-04 Michael Eager <eager@eagercon.com>
21960 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21961 * config/rs6000/t-xilinx: New
21963 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21965 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21966 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21967 * gcc/explow.c (memory_address): Use target hook.
21968 * gcc/targhooks.c (default_legitimize_address): New.
21969 * gcc/targhooks.h (default_legitimize_address): New.
21970 * gcc/target.h (legitimize_address): New.
21971 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21972 (TARGET_INITIALIZER): Include it.
21973 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21975 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21976 * config/bfin/bfin.c (legitimize_address): Remove.
21977 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21978 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21980 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21981 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21983 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21984 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21985 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21986 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21987 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21988 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21989 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21990 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21991 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21992 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21993 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21994 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21995 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21996 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21997 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21998 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21999 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
22000 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
22001 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
22002 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
22003 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
22004 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
22005 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
22007 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
22008 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
22009 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
22010 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
22011 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
22012 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
22013 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
22014 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
22015 (thumb_legitimize_address): Delete.
22016 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
22017 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
22018 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
22019 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
22020 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
22021 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
22023 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
22026 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
22027 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
22028 * config/m32r/m32r.c (m32r_legitimize_address): New.
22029 * config/m68k/m68k.c (m68k_legitimize_address): New.
22030 * config/score/score.c (score_legitimize_address): Standardize.
22031 * config/score/score3.c (score3_legitimize_address): Standardize.
22032 * config/score/score3.h (score3_legitimize_address): Adjust.
22033 * config/score/score7.c (score7_legitimize_address): Standardize.
22034 * config/score/score7.h (score7_legitimize_address): Adjust.
22035 * config/sh/sh.c (sh_legitimize_address): New.
22036 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
22038 * gcc/config/s390/s390.c (legitimize_address): Rename to...
22039 (s390_legitimize_address): ... this.
22040 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
22041 (sparc_legitimize_address): ... this.
22042 * gcc/config/i386/i386.c (legitimize_address): Rename to...
22043 (ix86_legitimize_address): ... this.
22044 * gcc/config/avr/avr.c (legitimize_address): Rename to...
22045 (avr_legitimize_address): ... this.
22046 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
22047 (mn10300_legitimize_address): ... this.
22048 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
22049 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
22050 (alpha_expand_mov): Adjust call.
22052 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
22053 * config/spu/spu.c (spu_legitimize_address): Likewise.
22054 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
22055 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
22057 2009-05-04 Joseph Myers <joseph@codesourcery.com>
22059 * intl.c (locale_encoding, locale_utf8): New.
22060 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
22061 * intl.h (locale_encoding, locale_utf8): Declare.
22062 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
22063 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
22065 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
22067 (pp_tree_identifier): Define to call pp_base_tree_identifier.
22068 (pp_base_tree_identifier): Declare as function.
22069 (identifier_to_locale): Declare.
22070 * Makefile.in (pretty-print.o): Update dependencies.
22071 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
22073 2009-05-04 Richard Guenther <rguenther@suse.de>
22075 PR middle-end/40015
22076 * builtins.c (fold_builtin_memory_op): Do not decay to element
22077 type if the size matches the whole array.
22079 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22081 * expmed.c (synth_mult): When trying out a shift, pass the result
22084 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22086 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
22087 (shiftsub1_cost): New.
22088 (init_expmed): Compute shiftsub1_cost.
22089 (synth_mult): Optimize multiplications by constants of the form
22090 -(2^^m-1) for some constant positive integer m.
22092 2009-05-03 Richard Guenther <rguenther@suse.de>
22095 * c-typeck.c (array_to_pointer_conversion): Do not built
22096 ADDR_EXPRs of arrays of pointer-to-element type.
22097 * c-gimplify.c (c_gimplify_expr): Revert change fixing
22098 up wrong ADDR_EXPRs after-the-fact.
22099 * c-common.c (strict_aliasing_warning): Strip pointer
22100 conversions for obtaining the original type.
22101 * builtins.c (fold_builtin_memset): Handle array types.
22102 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
22105 2009-05-03 Richard Guenther <rguenther@suse.de>
22107 PR middle-end/23329
22108 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
22109 Do not lose casts from array types with unknown extent to array
22110 types with known extent.
22111 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
22112 alias set compatibility.
22114 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22116 * flags.h (extra_warnings): Delete.
22117 * toplev.c (process_options): Handle Wuninitialized here.
22118 * opts.c (extra_warnings): Delete.
22119 (set_Wextra): Delete.
22120 (common_handle_option): -Wextra can be handled automatically.
22121 * c-opts.c (c_common_handle_option): Delete obsolete code.
22122 (c_common_post_options): Simplify comment.
22123 * common.opt (W): Add Var.
22125 (Wuninitialized): Initialize to -1.
22127 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22128 Richard Guenther <rguenther@suse.de>
22130 * expr.c (get_def_for_expr): New function.
22131 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
22132 SSA rather than trees.
22133 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
22134 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
22136 2009-05-03 Joseph Myers <joseph@codesourcery.com>
22138 * c-common.c (reswords): Add _Imaginary.
22139 * c-common.c (enum rid): Add RID_IMAGINARY.
22141 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
22143 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
22144 Patch by Richard Guenther.
22146 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22148 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
22149 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
22150 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
22151 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
22152 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
22153 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
22154 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
22155 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
22156 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
22157 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
22158 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
22159 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
22160 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
22161 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22162 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
22163 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
22164 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
22165 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
22167 2009-05-02 Richard Guenther <rguenther@suse.de>
22169 PR tree-optimization/39940
22170 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
22173 2009-05-02 Richard Guenther <rguenther@suse.de>
22175 PR middle-end/40001
22176 * tree-ssa.c (execute_update_addresses_taken): Properly check
22177 if we can mark a variable DECL_GIMPLE_REG_P.
22178 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
22179 back to the end of the function.
22180 (is_gimple_reg_type): Remove complex type special casing.
22181 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22184 2009-05-02 Ben Elliston <bje@au.ibm.com>
22186 * doc/collect2.texi (Collect2): Document search path behaviour
22187 when configured with --with-ld.
22189 2009-05-02 Jan Hubicka <jh@suse.cz>
22191 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22192 parameter; update callers.
22193 (coalesce_cost_edge): EH edges are costier because they needs
22194 splitting even if not critical and even more costier when there are
22195 multiple EH predecestors.
22197 2009-05-02 Jan Hubicka <jh@suse.cz>
22199 * except.c (remove_eh_handler_and_replace): Handle updating after
22200 removing TRY blocks.
22202 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22204 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22206 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22208 * varasm.c: Do not include c-pragma.h.
22209 * attribs.c: Do not incude c-common.h.
22211 2009-05-01 Michael Matz <matz@suse.de>
22213 * calls.c (initialize_argument_information): Handle SSA names like
22214 decls with a non MEM_P DECL_RTL.
22216 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22218 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22219 * ipa-utils.c: Likewise.
22220 * ipa-type-escape.c: Likewise.
22221 * cgraphunit.c Do not include c-common.h.
22222 * ipa-pure-const.c: Likewise.
22223 * tree-if-conv.c: Likewise.
22224 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22225 * ipa-struct-reorg.c: Likewise.
22226 * tree-nomudflap.c: Likewise.
22227 * tree-ssa-structalias.c: Likewise.
22229 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22231 * store-motion.c: Many cleanups to make this pass a first-class
22232 citizen instead of an appendix to gcse load motion. Add TODO list
22233 to make this pass faster/cleaner/better.
22235 (struct ls_expr): Post gcse.c-split cleanups.
22236 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22237 "stores" field to "avail_stores".
22238 (pre_ldst_mems): Rename to store_motion_mems.
22239 (pre_ldst_table): Rename to store_motion_mems_table.
22240 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22241 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22242 (ldst_entry): Rename to st_expr_entry, update users.
22243 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22244 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22245 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22247 (first_ls_expr): Rename to first_st_expr, update users.
22248 (next_ls_expr): Rename to next_st_expr, update users.
22249 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22250 fields properly for store motion instead of names inherited from load
22252 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22253 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22256 (ae_kill): Rename to st_kill, update users.
22257 (ae_gen): Rename to st_avloc, update users.
22258 (transp): Rename to st_transp, update users.
22259 (pre_insert_map): Rename to st_insert_map, update users.
22260 (pre_delete_map): Rename to st_delete_map, update users.
22261 (insert_store, build_store_vectors, free_store_memory,
22262 one_store_motion_pass): Update for abovementioned changes.
22264 (gcse_subst_count, gcse_create_count): Remove.
22265 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22266 and "n_stores_created", local variables.
22268 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22271 (regvec, compute_store_table_current_insn): Remove.
22272 (reg_set_info, reg_clear_last_set): Remove.
22273 (compute_store_table): Use DF caches instead of local dataflow
22276 2009-05-01 Joseph Myers <joseph@codesourcery.com>
22278 * c-objc-common.c (c_tree_printer): Print identifiers with
22279 pp_identifier, not pp_string. Mark "({anonymous})" for
22281 * c-pretty-print.c (pp_c_ws_string): New.
22282 (pp_c_cv_qualifier, pp_c_type_specifier,
22283 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
22284 pp_c_storage_class_specifier, pp_c_function_specifier,
22285 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
22286 pp_c_primary_expression, pp_c_postfix_expression,
22287 pp_c_unary_expression, pp_c_shift_expression,
22288 pp_c_relational_expression, pp_c_equality_expression,
22289 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
22290 use pp_string and pp_c_ws_string in place of pp_identifier and
22291 pp_c_identifier for non-identifiers. Mark English strings for
22293 * c-pretty-print.h (pp_c_ws_string): Declare.
22295 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
22296 Roland McGrath <roland@redhat.com>
22298 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
22299 (ENABLE_LD_BUILDID): New configuration option.
22300 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
22301 (LINK_BUILDID_SPEC): New macro.
22302 (init_spec): If defined, prepend it between LINK_EH_SPEC and
22304 * doc/install.texi: Document --enable-linker-build-id option.
22305 * configure: Rebuild.
22306 * config.in: Rebuild.
22308 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22310 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22311 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22312 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22313 MIPS_GP_SAVE_AREA_SIZE.
22314 * config/mips/mips.c (struct mips_frame_info): Update comment
22315 before arg_pointer_offset and hard_frame_pointer_offset.
22316 (mips_compute_frame_info): Update diagram before function: to
22317 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22318 indicate the position of frame_pointer_rtx with -fstack-protector and
22319 to show args_size. Don't allocate cprestore area for leaf functions
22320 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22322 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22324 2009-04-30 Michael Matz <matz@suse.de>
22326 PR tree-optimization/39955
22327 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22329 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22331 * ira.c (setup_cover_and_important_classes): Use safe macro
22332 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22334 * genpreds.c (write_tm_preds_h): Output suitable definition of
22335 REG_CLASS_FOR_CONSTRAINT.
22337 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22339 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22341 * bitmap.c (bitmap_descriptor): Likewise.
22342 * ggc-common.c (loc_descriptor): Likewise.
22343 * varray.c (varray_descriptor): Likewise.
22344 * vec.c (vec_descriptor): Likewise.
22346 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22348 * Makefile.in (dce.o): Add $(EXCEPT_H).
22349 * dce.c: Include except.h and delete redundant vector definitions.
22350 (deletable_insn_p): Return false for non-call insns that can throw
22353 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22355 * gcse.c (ae_gen): Remove.
22356 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22357 and make non-static function to make it available in store-motion.c.
22358 Update call sites with search-and-replace.
22359 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22360 extract_mentioned_regs, extract_mentioned_regs_helper,
22361 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22362 store_killed_in_insn, store_killed_after, store_killed_before,
22363 build_store_vectors, insert_insn_start_basic_block, insert-store,
22364 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22365 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22366 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22367 * store-motion.c: ...new file. Also copy data structures from gcse.c
22368 and clean up to remove parts not used by store motion.
22369 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22370 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22372 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22375 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22376 when optimizing for size.
22378 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22380 * gcse.c (gcse_constant_p): Fix typo in last change.
22382 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22384 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22386 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22388 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22390 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22392 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22393 CONST_HIGH_PART result.
22395 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22397 * config/avr/avr.c (initial_elimination_offset): Rename to
22398 avr_initial_elimination_offset.
22399 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22400 change return type to bool.
22401 (avr_can_eliminate): New function.
22402 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22403 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22404 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22405 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22406 avr_initial_elimination_offset.
22407 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22408 (avr_initial_elimination_offset): Define.
22410 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22411 Steven Bosscher <steven@gcc.gnu.org>
22413 PR rtl-optimization/39938
22414 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22415 * cfgrtl.c: Include insn-attr.h.
22416 (rest_of_pass_free_cfg): New function.
22417 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22418 * resource.c (init_resource_info): Remove call to df_analyze.
22420 2009-04-29 Richard Guenther <rguenther@suse.de>
22423 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22424 allow conversion to signed integers.
22426 2009-04-29 Richard Guenther <rguenther@suse.de>
22428 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22429 shifts of floating point vectors if the shift amount is
22430 a constant multiple of the element size.
22432 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22433 Michael Matz <matz@suse.de>
22435 PR middle-end/39927
22437 * tree-outof-ssa.c (emit_partition_copy): New function.
22438 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22439 insert_part_to_rtx_on_edge): Perform the partition base var
22440 copy using emit_partition_copy.
22441 (insert_value_copy_on_edge): Convert constants to the right mode.
22442 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22443 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22445 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22447 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22448 scan backwards to try to find a constant to initialize it.
22450 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22451 insn before the loop_end instruction, don't look past labels.
22453 2009-04-29 Richard Guenther <rguenther@suse.de>
22455 PR middle-end/39937
22456 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22457 loose type conversions.
22458 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22459 stmts only if there are no uses of its definition.
22461 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22463 * config/bfin/bfin.h (splitting_loops): Declare.
22464 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22465 Reorder bit definitions to be ascending.
22466 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22467 * config/bfin/bfin.c (splitting_loops): New variable.
22468 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22469 (struct loop_info): Remove members INIT and LOOP_INIT.
22470 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22471 the LSETUP sequence. Allow LC to be loaded from any register, but
22472 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22473 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22475 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22476 of reload_completed.
22479 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22481 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22483 * Makefile.in (PLUGIN_VERSION_H): New.
22484 (OBJS-common): Remove plugin-version.o.
22485 (plugin.o): Depend on (PLUGIN_VERSION_H).
22486 (plugin-version.o): Remove.
22487 * configure: Regenerate
22488 * configure.ac: Create plugin-version.h.
22489 * gcc-plugin.h (plugin_gcc_version): Remove.
22490 (plugin_default_version_check): Change signature.
22491 * plugin-version.c: Remove.
22492 * plugin.c: Include plugin-version.h.
22493 (str_plugin_gcc_version_name): Remove.
22494 (try_init_one_plugin): Pass gcc version to plugin_init.
22495 (plugin_default_version_check): Both gcc and plugin versions are now
22498 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22500 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22501 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22502 Remove special case testing for last insn of inner loops. Don't fail
22503 if the loop ends with a jump, emit an extra nop instead.
22505 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22506 DREGS rather than comparing directly. Remove code that tries to
22507 account for latencies.
22509 2009-04-29 Richard Guenther <rguenther@suse.de>
22511 PR tree-optimization/39941
22512 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22513 eliminating an indirect call.
22515 2009-04-29 Richard Guenther <rguenther@suse.de>
22517 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22518 parameter. Allow invariants as base if !require_lvalue.
22519 (verify_gimple_assign_single): Adjust.
22521 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22523 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22524 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22525 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22526 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22527 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22529 * config/bfin/bfin.c (bfin_expand_builtin,
22530 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22532 2009-04-28 Richard Guenther <rguenther@suse.de>
22534 * tree-vect-loop.c (get_initial_def_for_induction): Use
22535 correct types for pointer increment.
22537 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22539 * toplev.c (print_version): Update GMP version string calculation.
22541 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22543 PR rtl-optimization/39938
22544 * resource.c (init_resource_info): Add call to df_analyze.
22546 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22548 * config/alpha/alpha.md (usegp): Cast the result of
22549 alpha_find_lo_sum_using_gp to enum attr_usegp.
22550 * config/alpha/alpha.c (override_options): Remove end-of-structure
22551 marker element from cpu_table. Use array size of cpu_table to handle
22552 -mcpu and -mtune options.
22553 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22555 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22557 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22558 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22559 tune_32 and tune_64.
22560 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22561 support on PowerPC.
22562 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22563 * config/rs6000/option-defaults.h: ... here. New file.
22564 (OPT_64, OPT_32): Define.
22565 (MASK_64BIT): Define to 0 if not already defined.
22566 (OPT_ARCH64, OPT_ARCH32): Define.
22567 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22570 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22572 * config/arm/arm.c (arm_override_options): Emit error on using
22575 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22577 PR rtl-optimization/39914
22578 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22579 registers for allocnos created from user-defined variables only
22580 when not optimizing.
22582 2009-04-28 Richard Guenther <rguenther@suse.de>
22584 PR middle-end/39937
22585 * fold-const.c (fold_binary): Use distribute_real_division only
22588 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22590 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22591 add hpux-stdint.h to tm_file.
22592 (hppa[12]*-*-hpux11*): Ditto.
22593 (ia64*-*-hpux*): Ditto.
22594 * config/hpux-stdint.h: New.
22595 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22596 __STDC_EXT__ for all compiles.
22597 * config/pa/pa-hpux.h: Ditto.
22598 * config/pa/pa-hpux10.h: Ditto.
22599 * config/pa/pa-hpux11.h: Ditto.
22601 2009-04-28 Catherine Moore <clm@codesourcery.com>
22603 * debug.h (set_name): Add comment.
22605 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22608 * config/darwin.c (machopic_gen_offset): Check
22609 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22610 * config/arm/arm.c (require_pic_register): Likewise.
22612 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22614 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22615 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22616 m32c_promote_prototypes): Delete.
22618 2009-04-28 Michael Matz <matz@suse.de>
22620 PR middle-end/39922
22621 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22624 2009-04-28 Richard Guenther <rguenther@suse.de>
22626 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22628 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22630 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22631 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22632 * config/arm/arm-tune.md: Regenerate.
22634 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22636 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22637 block if there are complex incoming edges.
22638 (sel_merge_blocks): Remove useless assert.
22639 (sel_redirect_edge_and_branch): Check that edge was redirected.
22640 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22641 (sel_find_rgns): Delete declaration.
22642 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22643 the region when it is not a preheader.
22645 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22648 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22650 2009-04-28 Richard Guenther <rguenther@suse.de>
22652 * tree.h (SSA_NAME_VALUE): Remove.
22653 (struct tree_ssa_name): Remove value_handle member.
22654 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22655 array for jump threading.
22656 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22658 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22659 * tree-flow.h (threadedge_initialize_values): Declare.
22660 (threadedge_finalize_values): Likewise.
22661 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22662 (SSA_NAME_VALUE): Define.
22663 (threadedge_initialize_values): New function.
22664 (threadedge_finalize_values): Likewise.
22665 * tree-ssa-dom.c (ssa_name_values): New global variable.
22666 (SSA_NAME_VALUE): Define.
22667 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22669 2009-04-28 Ira Rosen <irar@il.ibm.com>
22671 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22672 Use REPORT_VECTORIZED_LOCATIONS instead
22673 REPORT_VECTORIZED_LOOPS.
22674 * tree-vectorizer.c (vect_verbosity_level): Make static.
22675 (vect_loop_location): Rename to vect_location.
22676 (vect_set_verbosity_level): Update comment.
22677 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22679 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22680 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22681 instead REPORT_UNVECTORIZED_LOOPS.
22682 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22683 and vect_loop_def to vect_external_def and vect_internal_def.
22684 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22685 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22686 REPORT_UNVECTORIZED_LOCATIONS.
22687 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22688 and vect_used_in_loop and to vect_unused_in_scope and
22689 vect_used_in_scope.
22690 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22691 (vect_verbosity_level): Remove declaration.
22692 (vect_analyze_operations): Likewise.
22693 (vect_analyze_stmt): Declare.
22694 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22695 REPORT_UNVECTORIZED_LOCATIONS.
22696 (vect_get_loop_niters): Fix indentation.
22697 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22698 (vect_analyze_loop_operations): New function.
22699 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22700 vect_analyze_operations.
22701 (vect_is_simple_reduction): Use new names.
22702 (vectorizable_live_operation, vect_transform_loop): Likewise.
22703 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22704 to specify whether the data references can be a part of interleaving
22706 (vect_analyze_data_ref_dependence): Use new names.
22707 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22708 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22709 * tree-vect-patterns.c (widened_name_p): Use new names.
22710 (vect_recog_dot_prod_pattern): Likewise.
22711 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22712 (process_use, vect_mark_stmts_to_be_vectorized,
22713 vect_model_simple_cost, vect_model_store_cost,
22714 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22715 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22716 vectorizable_operation, vectorizable_type_demotion,
22717 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22718 vectorizable_condition): Likewise.
22719 (vect_analyze_operations): Split into vect_analyze_loop_operations
22721 (vect_analyze_stmt): ... new function.
22722 (new_stmt_vec_info): Use new names.
22723 (vect_is_simple_use): Use new names and fix comment.
22724 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22725 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22727 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22730 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22731 and integer modes for x87 operands. Do not ICE for unsupported size,
22732 generate error instead. Generate error for unsupported operand types.
22733 ['z']: Do not handle HImode memory operands specially. Warning
22734 for floating-point operands. Fallthru to 'Z' for unsupported operand
22735 types. Do not ICE for unsupported size, generate error instead.
22736 (output_387_binary_op): Use %Z to output operands.
22737 (output_fp_compare): Ditto.
22738 (output_387_reg_move): Ditto.
22740 2009-04-28 Ben Elliston <bje@au.ibm.com>
22745 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22747 * builtins.c (c_strlen): Do not warn here.
22748 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22749 * c-common.c (pointer_int_sum): Take an explicit location.
22750 Warn about offsets out of bounds.
22751 * c-common.h (pointer_int_sum): Adjust declaration.
22753 2009-04-27 Ian Lance Taylor <iant@google.com>
22755 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22757 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22758 * df-core.c (df_set_flags): Change return type to int. Change
22759 type of old_flags to int.
22760 (df_clear_flags): Likewise.
22761 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22762 (df_get_conditional_uses): Likewise.
22763 * df.h (df_set_flags, df_clear_flags): Update declarations.
22764 * dwarf2out.c (struct indirect_string_node): Change type of form
22765 field to enum dwarf_form.
22766 (AT_string_form): Change return type to enum dwarf_form.
22767 * fixed-value.c (fixed_compare): Add cast to enum type.
22768 * fwprop.c (update_df): Change 0 to VOIDmode.
22769 * gensupport.c: Change 0 to UNKNOWN.
22770 * gimple.h (gimple_cond_code): Add cast to enum type.
22771 * haifa-sched.c (reemit_notes): Add cast to enum type.
22772 * hooks.c (hook_int_void_no_regs): Remove function.
22773 * hooks.h (hook_int_void_no_regs): Remove declaration.
22774 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22775 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22776 * real.c (real_arithmetic): Add cast to enum type.
22777 (real_compare): Likewise.
22778 * target.h (struct gcc_target): Change return type of
22779 branch_target_register_class to enum reg_class.
22780 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22781 default_branch_target_register_class.
22782 * targhooks.c (default_branch_target_register_class): New function.
22783 * targhooks.h (default_branch_target_register_class): Declare.
22784 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22785 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22787 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22789 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22790 vect_uninitialized_def. Change 0 to ERROR_MARK.
22791 * tree-vect-stmts.c (supportable_widening_operation): Don't
22792 initialize icode1 and icode2.
22793 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22794 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22796 (cmn_err_flag_specs): Change 0 to STD_C89.
22797 (cmn_err_char_table): Likewise.
22798 * config/arm/arm.c (get_arm_condition_code): Change type of code
22799 to enum arm_cond_code.
22800 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22801 (IWMMXT_BUILTIN2): Likewise.
22802 (neon_builtin_type_bits): Don't define typedef.
22803 (neon_builtin_datum): Change type of bits field to int.
22804 (arm_expand_neon_args): Add cast to enum type.
22805 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22807 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22808 casts to enum type.
22809 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22811 * config/mips/mips.md (jal_macro): Return enum constant.
22812 (single_insn): Likewise.
22813 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22815 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22816 casts to enum type.
22817 * config/s390/s390.c (s390_tune_flags): Change type to int.
22818 (s390_arch_flags): Likewise.
22819 (s390_handle_arch_option): Change flags field of struct pta to int.
22820 * config/s390/s390.h (s390_tune_flags): Update declaration.
22821 (s390_arch_flags): Likewise.
22822 * config/sh/sh.c (prepare_move_operands): Compare
22823 tls_symbolic_operand result with enum constant.
22824 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22825 (sh_expand_prologue): Add cast to enum type.
22826 (sh_expand_epilogue): Likewise.
22827 (tls_symbolic_operand): Change return type to enum tls_model.
22828 (fpscr_set_from_mem): Add cast to enum type.
22829 (legitimize_pic_address): Compare tls_symbolic_operand result with
22831 (sh_target_reg_class): Change return type to enum reg_class.
22832 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22834 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22835 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22836 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22837 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22838 (delayed_branch, tls_call_delay): Likewise.
22839 (eligible_for_sibcall_delay): Likewise.
22840 (eligible_for_return_delay): Likewise.
22841 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22842 (spu_expand_builtin_1): Likewise.
22844 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22845 for all types of conversions.
22846 (output_init_element): Issue -Wc++-compat warning if needed when
22847 initializing a bitfield with enum type.
22848 * c-parser.c (c_parser_expression): Set original_type to
22849 original_type of right hand operand of comma operator.
22851 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22853 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22855 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22856 * doc/cpp.texi (Standard Predefined Macros)
22857 (Implementation-defined behavior): Likewise.
22858 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22859 * doc/gimple.texi (GIMPLE Exception Handling)
22860 (@code{GIMPLE_ASSIGN}): Likewise.
22861 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22862 * doc/invoke.texi (Warning Options, Optimize Options)
22863 (AVR Options, Darwin Options): Likewise.
22864 (Optimize Options): Reformulate -fwhole-program description.
22865 * doc/loop.texi (Lambda): Likewise.
22866 * doc/md.texi (Output Template, Define Constraints)
22867 (Standard Names, Insn Splitting): Likewise.
22868 * doc/options.texi (Option properties): Likewise.
22869 * doc/passes.texi (Tree-SSA passes): Likewise.
22870 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22871 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22872 (File Names and DBX): Likewise.
22873 * doc/trouble.texi (Incompatibilities): Likewise.
22875 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22877 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22878 instruction is correct.
22880 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22882 Allow non-constant arguments to conversion intrinsics.
22883 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22884 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22885 * spu.c (print_operand): Handle 'v' and 'w'.
22886 (exp2_immediate_p, spu_gen_exp2): Define.
22887 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22888 spu_convtf_1): Update parameter descriptions.
22889 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22890 * constraints.md ('v', 'w'): New.
22891 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22893 (i2f, I2F): New define_mode_attr.
22894 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22895 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22896 fixuns_truncv4sfv4si2): Update to use mode attribute.
22897 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22898 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22899 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22900 patterns for combine.
22902 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22904 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22905 (cprop, hoist, pre, store_motion): New debug counters.
22906 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22907 is not an RTL pass anymore.
22908 (pass_profiling): Remove extern decl for pass removed in 2005.
22909 (pass_gcse, pass_jump_bypass): Remove.
22910 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22911 to 0 for clean state.
22912 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22913 * cse.c (gate_handle_cse_after_global_opts,
22914 rest_of_handle_cse_after_global_opts): New functions.
22915 (pass_cse_after_global_opts): New pass, does local CSE.
22916 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22917 (TV_CPROP): New timevar.
22918 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22919 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22920 (gcse_main, recompute_all_luids): Remove.
22921 (compute_hash_table_work): Call max_reg_num instead of reading
22923 (cprop_jump): Don't set run_jump_opt_after_gcse.
22924 (constprop_register): Always allow to alter jumps.
22925 (cprop_insn): Likewise.
22926 (do_local_cprop): Likewise.
22927 (local_cprop_pass): Likewise. Return non-zero if something changed.
22928 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22929 (find_implicit_sets): Add note about missed optimization opportunity.
22930 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22931 pass_rtl_cprop execute function.
22932 Don't bother tracking the pass number, each pass gets its own dumpfile
22934 Always allow to alter jumpsand bypass jumps.
22935 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22936 will just find no suitable set.
22937 (pre_edge_insert): Fix dumping, this function is for PRE only.
22938 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22939 pass_rtl_pre execute function.
22940 (hoist_code): Return non-zero if something changed. Keep track of
22941 substitutions and insertions for statistics gathering similar to PRE.
22942 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22943 called from the pass_rtl_hoist execute function. Show pass statistics.
22944 (compute_store_table): Use max_reg_num directly instead of using the
22945 formerly global max_gcse_regno.
22946 (build_store_vectors): Likewise.
22947 (replace_store_insn): Fix dumping.
22948 (store_motion): Rename to ...
22949 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22950 pass, called from the pass_rtl_store_motion execute function. Keep
22951 track of substitutions and insertions for statistics gathering similar
22953 (bypass_jumps): Remove, fold interesting bits into ...
22954 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22955 from the pass_rtl_cprop execute function.
22956 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22957 pass_jump_bypass): Remove.
22958 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22959 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22960 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22961 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22962 (gate_rtl_store_motion, execute_rtl_store_motion,
22963 pass_rtl_store_motion): New.
22964 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22965 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22966 * passes.c (init_optimization_passes): Remove pass_gcse and
22967 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22968 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22969 instead of pass_jump_bypass.
22971 2009-04-27 Richard Guenther <rguenther@suse.de>
22973 PR middle-end/39928
22974 * gimplify.c (gimplify_expr): If we are required to create
22975 a temporary make sure it ends up as register.
22977 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22980 * config/i386/i386.c (construct_container): Don't call
22981 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22982 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22984 2009-04-27 Michael Matz <matz@suse.de>
22986 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22987 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22988 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22989 (dump_replaceable_exprs): Take a bitmap.
22990 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22992 (expand_gimple_basic_block): Likewise.
22993 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22994 replaceable_expressions member a bitmap.
22995 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22996 (mark_replaceable): Likewise.
22997 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22998 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
23000 2009-04-27 Richard Guenther <rguenther@suse.de>
23002 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
23003 (verify_stmts): Dispatch to gimple/type verification code.
23004 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
23005 issue with call argument types.
23007 2009-04-27 Michael Matz <matz@suse.de>
23009 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
23010 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
23013 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
23014 Eric Botcazou <ebotcazou@adacore.com>
23016 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
23017 a label's basic block.
23018 (mark_target_live_regs): Tidy and rework obsolete comments.
23019 Change back DF problem to LIVE. If a label starts a basic block,
23020 assume that all registers that used to be live then still are.
23021 (init_resource_info): If a label starts a basic block, set its
23022 BLOCK_FOR_INSN accordingly.
23023 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
23025 2009-04-27 Richard Guenther <rguenther@suse.de>
23027 * tree-flow-inline.h (function_ann): Remove.
23028 (get_function_ann): Likewise.
23029 * tree-dfa.c (create_function_ann): Remove.
23030 * tree-flow.h (struct static_var_ann_d): Remove.
23031 (struct function_ann_d): Likewise.
23032 (union tree_ann_d): Remove fdecl member.
23033 (function_ann_t): Remove.
23034 (function_ann, get_function_ann, create_function_ann): Remove
23037 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
23039 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
23041 2009-04-27 Jan Hubicka <jh@suse.cz>
23043 * ipa-pure-const.c (struct funct_state_d): New fields
23044 state_previously_known, looping_previously_known; remove
23045 state_set_in_source.
23046 (analyze_function): Use new fields.
23047 (propagate): Avoid assumption that state_set_in_source imply
23050 * tree-ssa-loop-niter.c (finite_loop_p): New function.
23051 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
23052 * cfgloop.h (finite_loop_p): Declare.
23054 2009-04-26 Michael Matz <matz@suse.de>
23056 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
23058 2009-04-26 Michael Matz <matz@suse.de>
23060 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
23061 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
23062 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
23063 pass_mark_used_blocks): Remove.
23064 * tree-optimize.c (pass_free_datastructures,
23065 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
23066 * passes.c (init_optimization_passes): Don't call
23067 pass_mark_used_blocks, remove dead code.
23069 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
23071 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
23072 * tree-ssa-live.h (register_ssa_partition): Likewise.
23074 2009-04-26 Michael Matz <matz@suse.de>
23077 * builtins.c (fold_builtin_next_arg): Handle SSA names.
23078 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
23079 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
23081 (compare_pairs): Swap cost comparison.
23082 (coalesce_ssa_name): Don't use change_partition_var.
23083 * tree-nrv.c (struct nrv_data): Add modified member.
23084 (finalize_nrv_r): Set it.
23085 (tree_nrv): Use it to update statements.
23086 (pass_nrv): Require PROP_ssa.
23087 * tree-mudflap.c (mf_decl_cache_locals,
23088 mf_build_check_statement_for): Use make_rename_temp.
23089 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
23090 * alias.c (find_base_decl): Handle SSA names.
23091 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
23092 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
23093 * rtl.h (set_reg_attrs_for_parm): Declare.
23094 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
23095 to "optimized", remove unused locals at finish.
23096 (execute_free_datastructures): Make global, call
23097 delete_tree_cfg_annotations.
23098 (execute_free_cfg_annotations): Don't call
23099 delete_tree_cfg_annotations.
23101 * ssaexpand.h: New file.
23102 * expr.c (toplevel): Include ssaexpand.h.
23103 (expand_assignment): Handle SSA names the same as register variables.
23104 (expand_expr_real_1): Expand SSA names.
23105 * cfgexpand.c (toplevel): Include ssaexpand.h.
23106 (SA): New global variable.
23107 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
23108 (SSAVAR): New macro.
23109 (set_rtl): New helper function.
23110 (add_stack_var): Deal with SSA names, use set_rtl.
23111 (expand_one_stack_var_at): Likewise.
23112 (expand_one_stack_var): Deal with SSA names.
23113 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
23114 before unique numbers.
23115 (expand_stack_vars): Use set_rtl.
23116 (expand_one_var): Accept SSA names, add asserts for them, feed them
23117 to above subroutines.
23118 (expand_used_vars): Expand all partitions (without default defs),
23119 then only the local decls (ignoring those expanded already).
23120 (expand_gimple_cond): Remove edges when jumpif() expands an
23121 unconditional jump.
23122 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
23123 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23125 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23126 members of SA; deal with PARM_DECL partitions here; expand
23127 all PHI nodes, free tree datastructures and SA. Commit instructions
23128 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23129 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
23130 info and statements at start, collect garbage at finish.
23131 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
23132 (VAR_ANN_PARTITION) Remove.
23133 (change_partition_var): Don't declare.
23134 (partition_to_var): Always return SSA names.
23135 (var_to_partition): Only accept SSA names.
23136 (register_ssa_partition): Only check argument.
23137 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
23139 (delete_var_map): Don't free it.
23140 (var_union): Only accept SSA names, simplify.
23141 (partition_view_init): Mark only useful SSA names as used.
23142 (partition_view_fini): Only deal with SSA names.
23143 (change_partition_var): Remove.
23144 (dump_var_map): Use ssa_name instead of partition_to_var member.
23145 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
23147 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
23148 (struct _elim_graph): New member const_dests; nodes member vector of
23150 (set_location_for_edge): New static helper.
23151 (create_temp): Remove.
23152 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
23153 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
23154 (new_elim_graph): Allocate const_dests member.
23155 (clean_elim_graph): Truncate const_dests member.
23156 (delete_elim_graph): Free const_dests member.
23157 (elim_graph_size): Adapt to new type of nodes member.
23158 (elim_graph_add_node): Likewise.
23159 (eliminate_name): Likewise.
23160 (eliminate_build): Don't take basic block argument, deal only with
23161 partition numbers, not variables.
23162 (get_temp_reg): New static helper.
23163 (elim_create): Use it, deal with RTL temporaries instead of trees.
23164 (eliminate_phi): Adjust all calls to new signature.
23165 (assign_vars, replace_use_variable, replace_def_variable): Remove.
23166 (rewrite_trees): Only do checking.
23167 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
23168 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
23169 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
23170 contains_tree_r, MAX_STMTS_IN_LATCH,
23171 process_single_block_loop_latch, analyze_edges_for_bb,
23172 perform_edge_inserts): Remove.
23173 (expand_phi_nodes): New global function.
23174 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
23175 functions, initialize new parameter, remember partitions having a
23177 (finish_out_of_ssa): New global function.
23178 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
23179 don't reset in_ssa_p here, don't disable TER when mudflap.
23180 (pass_del_ssa): Remove.
23181 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
23183 (execute_free_datastructures): Declare.
23184 * Makefile.in (SSAEXPAND_H): New variable.
23185 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23186 * basic-block.h (commit_one_edge_insertion): Declare.
23187 * passes.c (init_optimization_passes): Move pass_nrv and
23188 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23189 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23190 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23191 (redirect_branch_edge): Deal with super block when expanding, split
23192 out jump patching itself into ...
23193 (patch_jump_insn): ... here, new static helper.
23195 2009-04-26 Michael Matz <matz@suse.de>
23197 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23198 beyond num_ssa_names.
23199 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23200 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23202 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23204 PR inline-asm/39543
23205 * fwprop.c (forward_propagate_asm): New function.
23206 (forward_propagate_and_simplify): Propagate also into __asm, if it
23207 doesn't increase the number of referenced registers.
23210 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23212 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23214 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23215 note_nonlocal_vla_type for nonlocal VLAs.
23216 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23217 contains_remapped_vars, remap_vla_decls): New functions.
23218 (convert_nonlocal_reference_stmt): If not optimizing, call
23219 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23220 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23221 if it wasn't found in var_map.
23222 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23223 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23224 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23226 * gimplify.c (nonlocal_vlas): New variable.
23227 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23229 (gimplify_body): Create and destroy nonlocal_vlas.
23231 * dwarf2out.c (loc_descr_plus_const): New function.
23232 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23233 mem_loc_descriptor, loc_descriptor_from_tree_1,
23234 descr_info_loc, gen_variable_die): Use it.
23236 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23237 !TREE_STATIC VAR_DECLs.
23238 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23239 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23240 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23241 DECL_BY_REFERENCE is valid.
23242 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23243 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23244 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23245 Copy DECL_BY_REFERENCE.
23246 (struct nesting_copy_body_data): New type.
23247 (nesting_copy_decl): New function.
23248 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23249 if they have variable length.
23251 2009-04-26 Michael Matz <matz@suse.de>
23253 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23254 mark new temporaries for renaming.
23256 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23259 * c-decl.c (global_bindings_p): Return negative value.
23260 (c_variable_size): New. Based on variable_size from
23262 (grokdeclarator): Call c_variable_size not variable_size.
23264 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23266 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23268 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23270 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23271 Redefine it to just use mingw/include.
23272 (ASM_SPEC): Rules for -m32 and -m64.
23273 (LINK_SPEC): Use Likewise.
23274 (SPEC_32): New define.
23275 (SPEC_64): Likewise.
23276 (SUB_LINK_SPEC): Likewise.
23277 (MULTILIB_DEFAULTS): New define.
23278 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
23279 Add multilib options.
23280 (MULTILIB_DIRNAMES): Likewise.
23281 (MULTILIB_OSDIRNAMES): Likewise.
23282 (LIBGCC): Likewise.
23283 (INSTALL_LIBGCC): Likewise.
23285 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23288 * c-tree.h (enum c_inline_static_type): New.
23289 (record_inline_static): Declare.
23290 * c-decl.c (struct c_inline_static, c_inline_statics,
23291 record_inline_static, check_inline_statics): New.
23292 (pop_file_scope): Call check_inline_statics.
23293 (start_decl): Call record_inline_static instead of pedwarning
23294 directly for static in inline function.
23295 * c-typeck.c (build_external_ref): Call record_inline_static
23296 instead of pedwarning directly for static referenced in inline
23299 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
23301 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
23302 not new but only being rescanned.
23303 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
23304 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
23305 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
23306 record_set_info, compute_set, grealloc): Remove.
23307 (recompute_all_luids): New function.
23308 (gcse_main): Don't compute sets, and don't do related memory
23309 allocations/free-ing. If something changed before the end of the
23310 pass, update LUIDs using recompute_all_luids.
23311 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23312 (free_gcse_mem): Don't free it either.
23313 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23314 Use the df insn LUIDs.
23315 (load_killed_in_block): Likewise.
23316 (compute_hash_table_work): Don't compute reg_set_in_block.
23317 (compute_transp): Use DF_REG_DEF_CHAINs.
23318 (local_cprop_pass): Don't use compute_sets and related functions.
23319 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23320 Use get_max_uid() instead of max_cuid.
23321 (insert_insn_end_basic_block, pre_insert_copy_insn,
23322 update_ld_motion_stores): Don't try to
23323 keep reg_set tables up to date.
23324 (pre_insert_copies): Use df insn LUIDs.
23325 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23326 (reg_set_info): Don't use extra bitmap argument.
23327 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23328 information to compute regs_set_in_block.
23329 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23330 (bypass_jumps): Don't use compute_sets and friends.
23332 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23335 * opts.c (undocumented_msg): Do not leave blank even with
23338 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23340 * c-decl.c (build_enumerator): Allow values folding to integer
23341 constants but not integer constant expressions with a pedwarn if
23344 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23347 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23348 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23349 type is an integer constant.
23351 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23354 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23357 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23360 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23361 with variably modified return type and no storage class
23362 specifiers, except for the case of nested functions. Distinguish
23363 extern declarations of functions with variably modified return
23364 types from those of objects with variably modified types.
23366 2009-04-25 Jan Hubicka <jh@suse.cz>
23368 * tree.c (list_equal_p): New function.
23369 * tree.h (list_equal_p): Declare.
23370 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23371 basic_block_def, basic_block, const_basic_block): New.
23372 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23373 (redirect_eh_edge): New function.
23374 (make_eh_edge_update_phi): EH edges are not abnormal.
23375 * except.c: Include tree-flow.h.
23376 (list_match): New function.
23377 (eh_region_replaceable_by_p): New function.
23378 (replace_region): New function.
23379 (hash_type_list): New function.
23380 (hash_eh_region): New function.
23381 (eh_regions_equal_p): New function.
23382 (merge_peers): New function.
23383 (remove_unreachable_regions): Verify EH tree when checking;
23385 (copy_eh_region_1): New function.
23386 (copy_eh_region): New function.
23387 (push_reachable_handler): New function.
23388 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23389 regions without label but with live RESX.
23390 * except.h (redirect_eh_edge_to_label): New.
23391 * tree-flow.h (redirect_eh_edge): New.
23392 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23393 basic_block_def, basic_block, const_basic_block): Remove.
23394 * Makefile.in (except.o): Add dependency on tree-flow.h
23395 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23396 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23399 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23402 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23403 on the destination of memcpy.
23405 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23407 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23408 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23409 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23411 2009-04-25 Jan Hubicka <jh@suse.cz>
23413 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23414 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23415 to be reached by different label than left.
23416 (update_eh_edges): Update comment; remove edge_to_remove if possible
23417 and return true if suceeded.
23418 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23419 (cleanup_eh): Compute sharing map.
23420 * except.c (remove_eh_handler_and_replace): Add argument if we should
23422 (remove_unreachable_regions): Update for label sharing.
23423 (label_to_region_map): Likewise.
23424 (get_next_region_sharing_label): New function.
23425 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23427 (remove_eh_handler): Update.
23428 (remove_eh_region_and_replace_by_outer_of): New function.
23429 * except.h (struct eh_region): Add next_region_sharing_label.
23430 (remove_eh_region_and_replace_by_outer_of,
23431 get_next_region_sharing_label): Declare.
23432 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23434 2009-04-25 Jan Hubicka <jh@suse.cz>
23436 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23437 insert code even if they are not critical.
23439 2009-04-25 Jan Hubicka <jh@suse.cz>
23441 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23442 (gimple_can_remove_branch_p): EH edges won't remove branch by
23444 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23445 updating of non-abnormal EH edges.
23446 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23447 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23448 (split_critical_edges): Split also edges where emitting code on them
23449 will lead to splitting later.
23451 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23452 H.J. Lu <hongjiu.lu@intel.com>
23455 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23456 the configured assembler supports fildq and fistpq mnemonics.
23457 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23458 * configure: Regenerated.
23459 * config.in: Ditto.
23461 * config/i386/i386.c (print_operand): Handle 'Z'.
23462 ['z']: Remove handling of special fild/fist suffixes.
23463 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23464 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23465 suffix of fild insn.
23466 (*floatsi<mode>2_vector_mixed): Ditto.
23467 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23468 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23469 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23470 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23471 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23473 2009-04-25 Ben Elliston <bje@au.ibm.com>
23475 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23476 the source of a set operation.
23478 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23480 * target.h (struct gcc_target): Add case_values_threshold field.
23481 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23482 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23483 * targhooks.c (default_case_values_threshold): New function.
23484 * targhooks.h (default_case_values_threshold): Declare function.
23485 * stmt.c (expand_case): Use case_values_threshold target hook.
23486 * expr.h (case_values_threshold): Remove declartation.
23487 * expr.c (case_values_threshold): Remove function.
23488 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23490 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23491 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23492 (avr_case_values_threshold): Declare as static.
23493 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23495 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23496 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23497 (mn10300_case_values_threshold): New function.
23499 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23501 * ira.c (setup_cover_and_important_classes): Add enum cast.
23503 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23505 * genpreds.c (write_enum_constraint_num): Output definition of
23506 CONSTRAINT_NUM_DEFINED_P macro.
23507 * ira.c (setup_cover_and_important_classes): Use
23508 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23510 2009-04-24 DJ Delorie <dj@redhat.com>
23512 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23513 __SH2A_SINGLE_ONLY__ also.
23515 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23517 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23518 (movdf_internal): Ditto.
23519 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23520 SFmode and DFmode constants.
23521 (ia64_print_operand): Add 'G' format for printing
23522 floating point constants.
23524 2009-04-24 Richard Guenther <rguenther@suse.de>
23526 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23527 from unsigned additions.
23529 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23531 * c-typeck.c (set_init_index): Allow array designators that are
23532 not integer constant expressions with a pedwarn if pedantic.
23534 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23536 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23537 zero if no overlap in nonzero bits between the operands.
23539 2009-04-24 Ian Lance Taylor <iant@google.com>
23541 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23542 (record_dead_and_set_regs): Likewise.
23543 * df.h (struct df_mw_hardreg): Change flags field to int.
23544 (struct df_base_ref): Likewise.
23545 (struct df): Change changeable_flags field to int.
23546 * df-scan.c (df_defs_record): Change clobber_flags to int.
23547 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23548 constants rather than #define macros.
23549 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23550 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23551 (enum dwarf_calling_convention): Likewise.
23552 (enum dwarf_line_number_x_ops): Likewise.
23553 (enum dwarf_call_frame_info): Likewise.
23554 (enum dwarf_source_language): Likewise.
23555 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23556 (add_calling_convention_attribute): Likewise.
23557 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23558 (combine_comparisons): Change compcode to int. Add cast to enum type.
23559 * genrecog.c (maybe_both_true_2): Change c to int.
23560 (write_switch): Likewise. Add cast to enum type.
23561 * gimplify.c (gimplify_omp_for): Handle return values from
23562 gimplify_expr using MIN rather than bitwise or.
23563 (gimplify_expr): Add cast to enum type.
23564 * ipa-prop.c (update_jump_functions_after_inlining): Change
23565 IPA_BOTTOM to IPA_JF_UNKNOWN.
23566 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23567 Add casts to enum type.
23568 (setup_cover_and_important_classes): Change cl to int. Add casts
23570 (setup_class_translate): Change cl and mode to int.
23571 (ira_init_once): Change mode to int.
23572 (free_register_move_costs): Likewise.
23573 (setup_prohibited_mode_move_regs): Add casts to enum type.
23574 * langhooks.c (add_builtin_function_common): Rework assertion that
23575 value fits bitfield.
23576 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23577 * omega.c (omega_do_elimination): Avoid math on enum types.
23578 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23579 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23580 int local to handle integral_argment value.
23581 * regmove.c (try_auto_increment): Change PUT_MODE to
23583 * reload.c (push_secondary_reload): Add casts to enum type.
23584 (secondary_reload_class, find_valid_class): Likewise.
23585 * reload1.c (emit_input_reload_insns): Likewise.
23586 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23587 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23588 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23590 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23591 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23593 (expand_complex_libcall): Add casts to enum type.
23594 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23595 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23596 with ERROR_MARK, not NUM_TREE_CODES.
23597 (vect_create_epilog_for_reduction): Likewise.
23598 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23599 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23600 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23602 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23603 vect_unused_in_loop. Change 0 to loop_vect.
23604 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23605 * var-tracking.c (get_init_value): Change return type to enum
23607 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23608 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23610 (arm_override_options): Add casts to enum type.
23611 (arm_emit_tls_decoration): Likewise.
23612 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23614 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23615 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23616 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23618 * config/s390/s390.c (code_for_builtin_64): Change to array of
23620 (code_for_builtin_31): Likewise.
23621 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23623 * config/sparc/sparc.c (sparc_override_options): Change value
23624 field in struct code_model to enum cmodel. In initializer change
23625 0 to NULL and add cast to enum type.
23627 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23628 Change all callers. Issue a -Wc++-compat warning using
23629 lhs_origtype if necessary.
23630 (convert_for_assignment): Issue -Wc++-compat warnings about
23631 invalid conversions to enum type on assignment.
23632 * c-common.h (build_modify_expr): Update declaration.
23634 2009-04-24 Nick Clifton <nickc@redhat.com>
23636 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23637 (function_arg_advance): Likewise.
23638 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23641 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23643 * config/s390/constraints.md ('I', 'J'): Fix condition.
23645 2009-04-24 Diego Novillo <dnovillo@google.com>
23647 * gengtype-parse.c (parse_error): Add newline after message.
23649 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23651 * config/i386/sse.md (avxmodesuffixs): Removed.
23652 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23653 (*avx_pinsr<ssevecsize>): This.
23655 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23657 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23658 follow chains of regs with a single definition, and allow expressions
23659 that are function_invariant_p.
23660 (simple_rhs_p): Allow expressions that are function_invariant_p.
23662 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23664 PR middle-end/39867
23665 * fold-const.c (fold_cond_expr_with_comparison): When folding
23666 > and >= to MAX, make sure the MAX uses the same type as the
23667 comparison's operands.
23669 2009-04-24 Nick Clifton <nickc@redhat.com>
23671 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23672 addressing for DImode accesses.
23673 (frv_print_operand_address): Handle PLUS case.
23674 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23676 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23678 PR rtl-optimization/39794
23679 * alias.c (canon_true_dependence): Add x_addr argument.
23680 * rtl.h (canon_true_dependence): Adjust prototype.
23681 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23682 * cselib.c (cselib_invalidate_mem): Likewise.
23683 * gcse.c (compute_transp): Likewise.
23684 * dse.c (scan_reads_nospill): Likewise.
23685 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23686 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23687 canon_base_addr of the group, plus optional offset.
23688 (struct group_info): Rename canon_base_mem to
23690 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23691 canon_rtx of base_mem.
23693 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23695 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23696 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23698 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23700 * config/spu/spu-builtins.h: Delete file.
23702 * config/spu/spu.h (enum spu_builtin_type): Move here from
23704 (struct spu_builtin_description): Likewise. Add GTY marker.
23705 Do not use enum spu_function_code or enum insn_code.
23706 (spu_builtins): Add extern declaration.
23708 * config/spu/spu.c: Do not include "spu-builtins.h".
23709 (enum spu_function_code, enum spu_builtin_type_index,
23710 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23711 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23712 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23713 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23714 (spu_builtin_types): Make static. Add GTY marker.
23715 (spu_builtins): Add extern declaration with GTY marker.
23716 Include "gt-spu.h".
23718 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23719 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23720 Check programmatically whether all parameters are scalar.
23722 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23724 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23726 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23727 assignment from the constructor either if the target is volatile.
23729 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23731 * config/arm/arm.md (insv): Do not share operands[0].
23733 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23735 * config/vxlib-tls.c (active_tls_threads): Delete.
23736 (delete_hook_installed): New.
23737 (tls_delete_hook): Don't delete the delete hook.
23738 (tls_destructor): Delete it here.
23739 (__gthread_set_specific): Adjust installing the delete hook.
23740 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23741 __gthread_leave_tsd_dtor_context.
23743 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23745 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23747 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23749 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23751 (alpha_rtx_costs): Ditto.
23752 (emit_unlikely_jump): Use add_reg_note.
23753 (emit_frame_store_1): Ditto.
23754 (alpha_expand_prologue): Ditto.
23755 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23756 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23758 2009-04-23 Nick Clifton <nickc@redhat.com>
23760 * config/v850/v850.md (epilogue): Remove suppressed code.
23761 (return): Rename to return_simple and remove test of frame size.
23762 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23763 to gen_return_simple.
23765 2009-04-22 Jing Yu <jingyu@google.com>
23768 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23770 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23773 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23774 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23775 value is a VECTOR_CST, the element type is the element type of the
23778 2009-04-22 DJ Delorie <dj@redhat.com>
23780 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23782 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23784 * alias.c (find_base_term): Move around LO_SUM case, so that
23785 CONST falls through into PLUS/MINUS handling.
23788 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23789 into 0, use omit_one_operand.
23791 2009-04-23 Ben Elliston <bje@au.ibm.com>
23793 * config/rs6000/linux-unwind.h (get_regs): Remove type
23794 puns. Change the type of `pc' to an array of unsigned ints and
23795 update all users. Constify frame24.
23797 2009-04-22 DJ Delorie <dj@redhat.com>
23799 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23800 declarations before code.
23801 (current_function_special_page_vector): Likewise.
23802 (m32c_expand_insv): Silence a warning.
23804 2009-04-21 Taras Glek <tglek@mozilla.com>
23806 * alias.c: Update GTY annotations to new syntax.
23807 * basic-block.h: Likewise.
23808 * bitmap.h: Likewise.
23809 * c-common.h: Likewise.
23810 * c-decl.c: Likewise.
23811 * c-parser.c: Likewise.
23812 * c-pragma.c: Likewise.
23813 * c-tree.h: Likewise.
23814 * cfgloop.h: Likewise.
23815 * cgraph.h: Likewise.
23816 * config/alpha/alpha.c: Likewise.
23817 * config/arm/arm.h: Likewise.
23818 * config/avr/avr.h: Likewise.
23819 * config/bfin/bfin.c: Likewise.
23820 * config/cris/cris.c: Likewise.
23821 * config/darwin.c: Likewise.
23822 * config/frv/frv.c: Likewise.
23823 * config/i386/i386.c: Likewise.
23824 * config/i386/i386.h: Likewise.
23825 * config/i386/winnt.c: Likewise.
23826 * config/ia64/ia64.h: Likewise.
23827 * config/iq2000/iq2000.c: Likewise.
23828 * config/mips/mips.c: Likewise.
23829 * config/mmix/mmix.h: Likewise.
23830 * config/pa/pa.c: Likewise.
23831 * config/pa/pa.h: Likewise.
23832 * config/rs6000/rs6000.c: Likewise.
23833 * config/s390/s390.c: Likewise.
23834 * config/sparc/sparc.c: Likewise.
23835 * config/xtensa/xtensa.c: Likewise.
23836 * cselib.h: Likewise.
23837 * dbxout.c: Likewise.
23838 * dwarf2out.c: Likewise.
23839 * except.c: Likewise.
23840 * except.h: Likewise.
23841 * fixed-value.h: Likewise.
23842 * function.c: Likewise.
23843 * function.h: Likewise.
23844 * gimple.h: Likewise.
23845 * integrate.c: Likewise.
23846 * optabs.c: Likewise.
23847 * output.h: Likewise.
23848 * real.h: Likewise.
23850 * stringpool.c: Likewise.
23851 * tree-data-ref.c: Likewise.
23852 * tree-flow.h: Likewise.
23853 * tree-scalar-evolution.c: Likewise.
23854 * tree-ssa-address.c: Likewise.
23855 * tree-ssa-alias.h: Likewise.
23856 * tree-ssa-operands.h: Likewise.
23857 * tree.c: Likewise.
23858 * tree.h: Likewise.
23859 * varasm.c: Likewise.
23860 * varray.h: Likewise.
23862 * coretypes.h: Do not define GTY macro if it is already defined.
23863 * doc/gty.texi: Update GTY documentation to new syntax.
23864 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23865 annotations on structs.
23866 * gengtype-parse.c: Likewise.
23868 2009-04-22 Mark Heffernan <meheff@google.com>
23870 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23872 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23874 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23877 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23879 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23880 the same as a PLUS without a shift. Increase the cost of a
23883 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23885 * Makefile.in: Update dependencies.
23886 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23887 * errors.h: Remove bogus comment about compatibility.
23888 (warning): Update declaration.
23889 * genautomata.c: Update all calls to warning.
23890 * gimple.c: Do not include errors.h. Include toplev.h.
23891 * tree-ssa-structalias.c: Do not include errors.h.
23892 * omega.c: Likewise.
23893 * tree-ssa-reassoc.c: Likewise.
23894 * config/spu/spu-c.c: Likewise.
23895 * config/spu/t-spu-elf: Update dependencies.
23897 2009-04-22 Richard Guenther <rguenther@suse.de>
23899 PR tree-optimization/39824
23900 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23901 make sure the types are compatible.
23903 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23906 * c-common.c (c_parse_error): Take a token_flags parameter.
23907 Use token_type for the token type instead.
23908 Pass token_flags to cpp_type2name.
23909 * c-common.h (c_parse_error): Update declaration.
23910 * c-parser.c (c_parser_error): Pass 0 as token flags.
23912 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23914 PR rtl-optimization/39580
23915 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23917 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23919 * function.c (expand_function_end): Do not emit a jump to the "naked"
23920 return label for fall-through returns.
23921 * except.c (sjlj_emit_function_exit): Always place the call to the
23922 unregister function at the location installed by expand_function_end.
23924 2009-04-22 Richard Guenther <rguenther@suse.de>
23926 PR tree-optimization/39845
23927 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23928 (gen_inbound_check): Likewise.
23930 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23932 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23934 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23935 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23937 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23939 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23940 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23941 shift counts to avoid out-of-bounds array accesses.
23943 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23945 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23946 (Pmode): Move above.
23948 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23950 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23951 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23952 GET_CODE macro. Use IN_RANGE macro where appropriate.
23953 * config/alpha/alpha.h: Ditto.
23954 * config/alpha/alpha.md: Ditto.
23955 * config/alpha/constraints.md: Ditto.
23956 * config/alpha/predicates.md: Ditto.
23958 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23960 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23961 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23962 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23963 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23964 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23965 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23966 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23967 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23968 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23969 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23970 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23971 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23972 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23973 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23974 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23975 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23976 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23977 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23978 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23979 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23980 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23981 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23982 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23983 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23984 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23985 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23986 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23988 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23990 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23991 references from comments.
23992 * cfgbuild.c (count_basic_blocks): Delete.
23993 (find_basic_blocks_1): Delete.
23994 (find_basic_blocks): Delete.
23995 * except.c (finish_eh_generation): Make static. Move comment from
23996 except.h here. Remove find_basic_blocks references from comments.
23997 * except.h (finish_eh_generation): Delete.
23998 * basic-block.h (find_basic_blocks): Delete.
23999 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
24001 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
24003 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
24004 (sdbout_parms): Likewise.
24006 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
24008 * config/sh/sh.c (prepare_cbranch_operands): Use
24009 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
24010 (expand_cbranchdi4): Likewise.
24011 (from_compare): Add cast to enum type.
24012 (expand_cbranchsi4): Use add_reg_note.
24013 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
24014 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
24015 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
24016 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24017 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
24018 instead of CODE_FOR_nothing.
24019 (cbranchdi4): Likewise. Fix the order of arguments for
24021 (push_fpscr): Use add_reg_note.
24022 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
24023 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
24025 2009-04-21 Joseph Myers <joseph@codesourcery.com>
24027 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
24028 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24029 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24030 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
24031 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
24032 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
24033 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
24034 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
24035 config/alpha/x-vms, config/arc/t-arc,
24036 config/arm/README-interworking, config/arm/arm-c.c,
24037 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
24038 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
24039 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
24040 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
24041 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
24042 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
24043 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
24044 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
24045 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
24046 config/cris/t-elfmulti, config/crx/t-crx,
24047 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
24048 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
24049 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
24050 config/h8300/t-h8300, config/i386/athlon.md,
24051 config/i386/darwin-libgcc.10.4.ver,
24052 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
24053 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
24054 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
24055 config/i386/t-linux64, config/i386/t-nwld,
24056 config/i386/t-rtems-i386, config/i386/t-sol2-10,
24057 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
24058 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
24059 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
24060 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
24061 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
24062 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
24063 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
24064 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
24065 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
24066 config/m68k/t-uclinux, config/mcore/t-mcore,
24067 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
24068 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
24069 config/mips/crtn.asm, config/mips/irix-crti.asm,
24070 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
24071 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
24072 config/mips/mips-fixed.md, config/mips/sb1.md,
24073 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
24074 config/mips/t-iris6, config/mips/t-isa3264,
24075 config/mips/t-libgcc-mips16, config/mips/t-linux64,
24076 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
24077 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
24078 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
24079 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
24080 config/mn10300/t-linux, config/mn10300/t-mn10300,
24081 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
24082 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
24083 config/picochip/libgccExtras/clzsi2.asm,
24084 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
24085 config/rs6000/darwin-libgcc.10.4.ver,
24086 config/rs6000/darwin-libgcc.10.5.ver,
24087 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
24088 config/rs6000/t-aix43, config/rs6000/t-aix52,
24089 config/rs6000/t-darwin, config/rs6000/t-fprules,
24090 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
24091 config/rs6000/t-lynx, config/rs6000/t-netbsd,
24092 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
24093 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
24094 config/rs6000/t-rtems, config/rs6000/t-spe,
24095 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
24096 config/score/t-score-elf, config/sh/divcost-analysis,
24097 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
24098 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
24099 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
24100 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
24101 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
24102 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
24103 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
24104 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
24105 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
24106 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
24107 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
24108 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
24109 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
24110 limitx.h, version.c, xcoff.h: Add copyright and license notices.
24111 * config/h8300/genmova.sh: Include copyright and license notices
24112 in generated output.
24113 * config/h8300/mova.md: Regenerate.
24114 * doc/install.texi2html: Include word "Copyright" in copyright
24115 notice and use name "Free Software Foundation, Inc.".
24116 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24117 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24118 ChangeLog-2007, ChangeLog-2008: Correct dates.
24120 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
24122 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
24123 NE_EXPR operations as well.
24124 * c-parser.c (c_parser_condition): Do not set location information on
24126 (c_parser_conditional_expression): Likewise.
24127 (c_parser_binary_expression): Set location information on operators.
24128 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24129 TRUTH_NOT_EXPR has been folded.
24130 * fold-const.c (fold_truth_not_expr): Copy location information from
24131 the incoming expression to the outgoing one.
24132 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
24133 recursive calls on the LHS of the operator but pass that of the
24134 operator to recursive calls on the RHS of the operator. Set it
24136 (shortcut_cond_expr): Set the locus of the operator on the second
24137 COND_EXPR and that of the expression on the first in degenerate cases.
24138 Pass the locus of the expression to calls to shortcut_cond_r.
24139 Set the locus of the 'then' block on the associated jump, if any.
24140 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
24141 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
24142 expression to call to gimplify_boolean_expr.
24144 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
24146 * config.gcc: Add additional configuration for
24147 i686-w64-mingw* and x86_64-w64-mingw* triplet.
24148 * config/i386/mingw-w64.h: New mingw-w64 specific header.
24149 (CPP_SPEC): Redefine for allowing -municode option.
24150 (STARTFILE_SPEC): Likewise.
24151 * config/i386/t-mingw-w64: New.
24152 * config/i386/mingw-w64.opt: New.
24153 (municode): Add new target option.
24154 * doc/invoke.texi (municode): Add documentation for new option.
24156 2009-04-21 Ian Lance Taylor <iant@google.com>
24158 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24159 Correct test for number of arguments.
24160 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
24162 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
24164 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
24165 argument of emit_library_call.
24167 2009-04-21 Richard Guenther <rguenther@suse.de>
24169 PR middle-end/39829
24170 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
24171 inside VIEW_CONVERT_EXPRs.
24173 2009-04-21 Martin Jambor <mjambor@suse.cz>
24175 * tree-switch-conversion.c (build_constructors): Split a long line.
24176 (constructor_contains_same_values_p): New function.
24177 (build_one_array): Create assigns of constants if possible, do not
24178 call mark_sym_for_renaming, call update_stmt.
24179 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
24180 make_rename_temp. Do not call mark_symbols_for_renaming, call
24182 (gen_def_assigns): Do not call mark_symbols_for_renaming or
24183 find_new_referenced_vars, call update_stmt.
24184 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24185 instead of calling make_rename_temp. Do not call
24186 find_new_referenced_vars or mark_symbols_for_renaming, call
24189 2009-04-21 Richard Guenther <rguenther@suse.de>
24191 PR tree-optimization/39827
24192 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24193 (tree_ssa_phiprop): Pass the correct array size.
24195 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24197 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24199 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24202 * c-typeck.c (lvalue_p): Move declaration ...
24203 * c-common.h (lvalue_p): ... to here.
24204 * c-common.c (candidate_equal_p): New.
24205 (add_tlist): Use it.
24206 (merge_tlist): Use it.
24207 (warn_for_collisions_1): Likewise.
24208 (warning_candidate_p): Accept more candidates.
24209 (verify_tree): A warning candidate can be an expression. Use
24212 2009-04-21 Ben Elliston <bje@au.ibm.com>
24215 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24216 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24217 options. Remove -mcall-solaris documentation.
24219 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24222 * doc/invoke.texi (-Wlong-long): Update description.
24223 * c-lex (interpret_integer): Only warn if there was no previous
24224 overflow and -Wlong-long is enabled.
24225 * c-decl.c (declspecs_add_type): Drop redundant flags.
24226 * c.opt (Wlong-long): Init to -1.
24227 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24228 and front-end warn_long_long. Wlong-long only depends on other
24229 flags if it is uninitialized.
24230 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24231 the same for CPP and FE.
24232 (restore_extension_diagnostics): Likewise.
24234 2009-04-20 Ian Lance Taylor <iant@google.com>
24236 Fix enum conversions which are invalid in C++:
24237 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24238 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24239 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24240 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24241 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24242 (dbxout_parms): Likewise.
24243 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24244 (df_clear_flags): Likewise.
24245 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24246 top_flag parameter to int.
24247 (df_chain_create_bb_process_use): Likewise.
24248 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24250 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24251 (df_ref_create_structure, df_def_record_1): Likewise.
24252 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24253 (df_notes_rescan): Change 0 to VOIDmode in function call.
24254 (df_get_call_refs, df_insn_refs_collect): Likewise.
24255 (df_bb_regs_collect): Likewise.
24256 (df_entry_block_defs_collect): Likewise.
24257 (df_exit_block_uses_collect): Likewise.
24258 * df.h: Update declarations.
24259 * double-int.c (double_int_divmod): Add cast to enum type.
24260 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24261 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24262 (based_loc_descr): Likewise.
24263 (loc_descriptor_from_tree_1): Change first_op and second_op to
24264 enum dwarf_location_atom. Add cast to enum type.
24265 * expmed.c (init_expmed): Change 0 to SET in function call.
24266 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24267 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24268 (do_store_flag): Likewise.
24269 * fixed-value.h (struct fixed_value): Change mode to enum
24271 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24272 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24274 (insert_insn_decl, insert_decl, insert_state): Likewise.
24275 (automata_list_finish): Likewise.
24276 * genrecog.c (process_define_predicate): Add cast to enum type.
24277 * gensupport.c (init_predicate_table): Add cast to enum type.
24278 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
24280 (gimple_build_call_1, gimple_build_label): Likewise.
24281 (gimple_build_goto, gimple_build_asm_1): Likewise.
24282 (gimple_build_switch_1, gimple_build_cdt): Likewise.
24283 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
24284 (enum fallback): Rename from enum fallback_t.
24285 (fallback_t): Typedef as int.
24286 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
24287 GSI_SAME_STMT in function call.
24288 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
24290 (setup_reg_class_relations): Likewise.
24291 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
24292 (setup_prohibited_class_mode_regs): Add cast to enum type.
24293 (setup_prohibited_mode_move_regs): Likewise.
24294 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
24295 (record_address_regs): Change i to enum reg_class.
24296 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
24297 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
24298 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
24299 (GET_MODE_2XWIDER_MODE): Likewise.
24300 (GET_CLASS_NARROWEST_MODE): Likewise.
24301 * omp-low.c (expand_omp_for): Add cast to enum type.
24302 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
24303 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
24304 * postreload.c (reload_cse_simplify_operands): Change rclass local
24306 * predict.c (combine_predictions_for_insn): Change best_predictor
24307 and predictor to enum br_predictor.
24308 (combine_predictions_for_bb): Likewise.
24309 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24310 use SET_PREDICT_EXPR_OUTCOME.
24311 * real.c (real_arithmetic): Change icode to code in function call.
24312 * reginfo.c (init_move_cost): Add casts to enum type.
24313 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24314 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24316 * reload.c (find_valid_class): Add casts to enum type.
24317 (push_reload): Change 0 to NO_REGS in function call.
24318 (find_reloads): Change this_alternative to array of enum
24319 reg_class. Remove some now-unnecessary casts.
24320 (make_memloc): Change 0 to VOIDmode in function call.
24321 * reload1.c (reload): Change 0 to VOIDmode in function call.
24322 (eliminate_regs_1, elimination_effects): Likewise.
24323 (eliminate_regs_in_insn): Likewise.
24324 (emit_input_reload_insns): Add cast to enum type.
24325 (delete_output_reload): Change 0 to VOIDmode in function call.
24326 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24327 to enum type in function call.
24328 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24329 (SET_PREDICT_EXPR_OUTCOME): Define.
24330 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24331 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24332 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24333 (dump_function): Likewise.
24334 * tree-dump.h: Update declarations.
24335 * tree-pass.h: Update declarations.
24336 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24337 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24339 (arm_rtx_costs_1): Correct parenthesization.
24340 (arm_rtx_costs): Add casts to enum type.
24341 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24342 (vfp_emit_fstmd): Use add_rg_note.
24343 (emit_multi_reg_push, emit_sfm): Likewise.
24344 (thumb_set_frame_pointer): Likewise.
24345 (arm_expand_prologue): Likewise.
24346 (arm_regno_class): Change return type to enum reg_class.
24347 (thumb1_expand_prologue): Use add_reg_note.
24348 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24349 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24351 * config/arm/gentune.sh: Add cast to enum type.
24352 * config/arm/arm-tune.md: Rebuild.
24353 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24354 (ix86_split_fp_branch, predict_jump): Likewise.
24355 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24356 insn_code to enum rtx_code.
24357 (ix86_builtin_vectorized_function): Add cast to enum type.
24358 * config/i386/i386.md (truncdfsf2): Change slot to enum
24360 (truncxf<mode>2, isinf<mode>2): Likewise.
24361 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24363 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24364 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24365 (insert_bundle_state): Change 1 to INSERT in function call.
24366 (ia64_add_bundle_selector_before): Likewise.
24367 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24368 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24369 (restore_stack_nonlocal): Likewise.
24370 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24372 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24374 (mips_rtx_costs): Likewise.
24375 (mips_override_options): Add casts to enum type.
24376 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24378 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24379 (store_reg, set_reg_plus_d): Likewise.
24380 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24381 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24383 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24385 (emit_unlikely_jump): Use add_reg_note.
24386 (rs6000_emit_allocate_stack): Likewise.
24387 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24388 (output_toc): Change 1 to INSERT in function call.
24389 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24390 (rs6000_initialize_trampoline): Likewise.
24391 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24393 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24394 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24395 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24396 (save_gprs): Use add_reg_note.
24397 (s390_emit_prologue): Likewise.
24398 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24399 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24400 (sparc_fold_builtin): Add cast to enum type.
24401 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24403 (spu_expand_prologue): Use add_reg_note.
24404 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24406 2009-04-20 Ian Lance Taylor <iant@google.com>
24408 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24409 (c_parser_postfix_expression_after_primary): Get VEC for list of
24410 arguments. Get original types of arguments. Call
24411 build_function_call_vec.
24412 (cached_expr_list_1, cached_expr_list_2): New static variables.
24413 (c_parser_expr_list): Change return type to VEC *. Add
24414 p_orig_types parameter. Change all callers.
24415 (c_parser_release_expr): New static function.
24416 (c_parser_vec_to_tree_list): New static function.
24417 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24418 call build_function_call_vec.
24419 (build_function_call_vec): New function, based on old
24420 build_function_call.
24421 (convert_arguments): Remove nargs and argarray parameters. Change
24422 values to a VEC. Add origtypes parameter.
24423 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24424 (convert_for_assignment): Add origtype parameter. Change all
24425 callers. If warn_cxx_compat, check for conversion to an enum
24426 type when calling a function.
24427 (store_init_value): Add origtype parameter. Change all callers.
24428 (digest_init): Likewise.
24429 (struct init_node): Add origtype field.
24430 (add_pending_init): Add origtype parameter. Change all callers.
24431 (output_init_element): Likewise.
24432 (output_pending_init_elements): Pass origtype from init_node to
24433 output_init_element.
24434 (process_init_element): Pass origtype from c_expr to
24435 output_init_element.
24436 (c_finish_return): Add origtype parameter. Change all callers.
24437 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24439 (sync_resolve_params): Likewise.
24440 (sync_resolve_return): Change params to first_param. Change caller.
24441 (resolve_overloaded_builtins): Change params to VEC *. Change
24442 callers. Save first parameter around call to build_function_call_vec.
24443 * c-decl.c (finish_decl): Add origtype parameter. Change all
24444 callers. Call build_function_call_vec rather than
24445 build_function_call for cleanup.
24446 * c-tree.h: Update declarations.
24447 * c-common.h: Update declarations.
24448 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24449 params to first_param.
24450 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24451 params parameter from tree to void *.
24452 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24453 Change arglist parameter to have type void *, and to be a pointer
24455 * config/rs6000/rs6000-protos.h
24456 (altivec_resolve_overloaded_builtin): Update declaration.
24457 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24458 fnargs parameter to have type void *, and to be a pointer to a
24459 VEC. Call build_function_call_vec instead of
24460 build_function_call.
24461 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24463 2009-04-20 Joey Ye <joey.ye@intel.com>
24464 Xuepeng Guo <xuepeng.guo@intel.com>
24465 H.J. Lu <hongjiu.lu@intel.com>
24467 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24469 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24470 (IX86_LEA_PRIORITY): Likewise.
24471 (distance_non_agu_define): New function.
24472 (distance_agu_use): Likewise.
24473 (ix86_lea_for_add_ok): Likewise.
24474 (ix86_dep_by_shift_count): Likewise.
24476 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24477 should split for LEA.
24479 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24481 (ix86_dep_by_shift_count): Likewise.
24483 2009-04-20 Richard Guenther <rguenther@suse.de>
24485 * expr.c (handled_component_p): Move ...
24486 * tree.h (handled_component_p): ... here.
24487 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24488 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24489 and REALPART_EXPR to be in one group.
24491 2009-04-20 Richard Guenther <rguenther@suse.de>
24493 * basic-block.h (get_all_dominated_blocks): Declare.
24494 * dominance.c (get_all_dominated_blocks): New function.
24495 * tree-cfg.c (get_all_dominated_blocks): Remove.
24496 (remove_edge_and_dominated_blocks): Adjust.
24497 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24498 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24499 instead of recursing.
24501 2009-04-20 Doug Kwan <dougkwan@google.com>
24503 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24504 (struct cgraph_node_set_def): New type.
24505 (cgraph_node_set) New type. Also declare vector functions.
24506 (struct cgraph_node_set_element_def): New type.
24507 (cgraph_node_set_element): Ditto.
24508 (cgraph_node_set_iterator): New iterator type.
24509 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24510 cgraph_node_set_remove, dump_cgraph_node_set,
24511 debug_cgraph_node_set): New prototypes.
24512 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24513 cgraph_node_set_size): New inlines.
24514 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24515 including cgraph.h.
24516 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24517 argument to function 'write_summary'.
24518 * ipa.c: Include ggc.h.
24519 (hash_cgraph_node_set_element,
24520 eq_cgraph_node_set_element, cgraph_node_set_new,
24521 cgraph_node_set_add, cgraph_node_set_remove,
24522 cgraph_node_set_find, dump_cgraph_node_set,
24523 debug_cgraph_node_set): New functions.
24524 * Makefile.in (ipa.o): Add dependency on GGC_H.
24526 2009-04-20 Ira Rosen <irar@il.ibm.com>
24528 PR tree-optimization/39675
24529 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24530 check of the return code of vect_schedule_slp. Check that
24531 stmt_vec_info still exists for the statement, before checking its
24532 vectorization type.
24534 2009-04-20 Michael Matz <matz@suse.de>
24536 * Makefile.in (generated_files): Take out $(simple_generated_c).
24538 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24540 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24541 (UINTPTR_TYPE): Likewise.
24543 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24546 * c-typeck.c (digest_init): Check for initializing an array with a
24549 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24552 * c-semantics.c (pop_stmt_list): Propagate
24553 STATEMENT_LIST_HAS_LABEL to parent statement list.
24555 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24557 * config/mips/mips.h (mips_tune_attr): New macro.
24558 * config/mips/mips.md (cpu): Use it.
24560 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24563 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24566 2009-04-19 Diego Novillo <dnovillo@google.com>
24568 * toplev.c (compile_file): Move call to coverage_finish ...
24569 * cgraphunit.c (ipa_passes): ... here.
24570 Call cgraph_process_new_functions.
24571 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24572 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24574 2009-04-19 Jan Hubicka <jh@suse.cz>
24576 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24578 (dump_cgraph_node): Dump can throw external flag.
24579 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24581 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24585 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24586 * common.opt (Wlogical-op): Move from here...
24587 * c.opt (Wlogical-op): ... to here.
24588 * c-typeck.c (parser_build_binary_op): Update call to
24589 warn_logical_operator.
24590 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24592 * c-common.c (warn_logical_op): Update.
24593 * c-common.h (warn_logical_op): Update declaration.
24595 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24597 * tree.c (protected_set_expr_location): Fix formatting.
24599 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24602 * c-typeck.c (readonly_warning): new.
24603 (build_unary_op, build_modify_expr): Use readonly_warning for
24604 storing into something readonly but not const-qualified.
24606 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24609 * c-typeck.c (build_unary_op): Check for taking address of
24610 expression of type void.
24612 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24615 * c-typeck.c (build_function_call): Check for calling a function
24616 with qualified void return types. Call require_complete_type when
24619 2009-04-18 Jan Hubicka <jh@suse.cz>
24621 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24623 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24624 can_throw_external flag.
24625 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24626 * ipa-pure-const.c (ignore_edge): New function.
24627 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24628 only over can_throw_external edges.
24629 (local_pure_const): Add nothrow flag.
24630 * ipa-utils.c (searchc): Add ignore_edge callback.
24631 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24632 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24633 (set_nothrow_function_flags): Update cgraph.
24634 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24636 2009-04-18 Richard Guenther <rguenther@suse.de>
24638 PR middle-end/39804
24639 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24640 (fold_stmt): ... this and ...
24641 (fold_stmt_inplace): ... this.
24642 (fold_stmt_1): Fold references in calls and asms.
24643 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24645 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24647 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24648 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24650 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24652 * tree.c (function_args_count): Remove.
24653 * tree.h: Remove the prototype for function_args_count.
24655 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24657 * tree-iterator.c (expr_only): Remove.
24658 * tree.h: Remove the prototype for expr_only.
24660 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24662 * reginfo.c (cannot_change_mode_set_regs): Remove.
24663 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24665 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24667 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24668 whether operands 0 and 1 overlaps.
24670 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24672 PR middle-end/36902
24673 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24674 pointer. Use warning_at instead of warning.
24675 (search_for_addr_array): Likewise.
24676 (check_array_bounds): Likewise.
24677 (check_all_array_refs): Check that the incoming edge is not in the
24678 list of edges to be removed.
24679 (check_all_array_refs): Avoid the temporal pointer.
24680 (vrp_visit_cond_stmt): Fix typo.
24681 (simplify_switch_using_ranges): Handle the case where the switch
24682 index is an integer constant.
24684 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24686 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24688 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24690 * doc/extend.texi, doc/invoke.texi: Fix typos.
24692 2009-04-17 Cary Coutant <ccoutant@google.com>
24694 * tree-flow-inline.h (get_lineno): Fix inverted test.
24696 2009-04-17 Diego Novillo <dnovillo@google.com>
24698 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24699 assertion for AVAIL_OUT.
24701 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24704 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24705 * config/sh/linux-atomic.asm: Likewise.
24707 2009-04-17 Diego Novillo <dnovillo@google.com>
24709 * except.c (debug_eh_tree): New.
24710 (struct eh_region, struct eh_status): Move ...
24711 * except.h: ... here.
24712 (add_type_for_runtime): Declare extern.
24713 (lookup_type_for_runtime): Likewise.
24714 (debug_eh_tree): Declare.
24715 * Makefile.in (GTFILES): List except.h before except.c
24717 2009-04-17 Diego Novillo <dnovillo@google.com>
24719 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24720 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24721 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24722 (find_vars_r): ... here.
24723 * tree-flow.h (find_referenced_vars_in): Declare.
24724 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24725 that AVAIL_OUT exists for BLOCK.
24726 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24727 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24728 (tree-parloops.o): Likewise.
24730 2009-04-17 Simon Baldwin <simonb@google.com>
24732 * toplev.c (default_tree_printer): Add handling for %E format.
24734 2009-04-17 Diego Novillo <dnovillo@google.com>
24736 * tree-pretty-print.c (dump_generic_node): Add break after
24737 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24738 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24739 FUNCTION_TYPE together. Call print_struct_decl when printing
24740 structures and TDF_SLIM is not given.
24741 (print_struct_decl): Fix logic for detecting recursion.
24743 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24746 * gcc.c (create_at_file): New.
24747 (compile_input_file_p): New.
24748 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24749 * main.c (main): Update call to toplev_main.
24750 * toplev.c (toplev_main): Change signature. Call expandargv.
24751 * toplev.h (toplev_main): Change signature.
24753 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24755 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24756 if the latter is not constant.
24758 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24760 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24762 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24764 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24765 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24767 2009-04-17 Richard Guenther <rguenther@suse.de>
24769 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24770 Handle component references view-converting an invariant address.
24772 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24774 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24775 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24776 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24777 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24778 Use @deftypevr rather than @deftypevar.
24780 2009-04-17 Richard Guenther <rguenther@suse.de>
24782 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24783 (get_prop_source_stmt): Likewise.
24784 (can_propagate_from): Likewise.
24786 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24788 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24789 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24790 (--with-multilib-list): Add default value.
24791 * configure: Regenerate.
24792 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24793 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24794 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24795 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24796 Don't add default cpu to multilib list unnecessarily, but do enable
24797 the relevant compiler option..
24798 Add support for --with-multilib-list=<blank> and
24799 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24800 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24801 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24802 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24803 TM_MULTILIB_CONFIG.
24804 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24805 (MULTILIB_OSDIRNAMES): New variable.
24806 * config/sh/t-1e: Delete file.
24807 * config/sh/t-mlib-sh1: Delete file.
24808 * config/sh/t-mlib-sh2: Delete file.
24809 * config/sh/t-mlib-sh2a: Delete file.
24810 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24811 * config/sh/t-mlib-sh2a-single: Delete file.
24812 * config/sh/t-mlib-sh2a-single-only: Delete file.
24813 * config/sh/t-mlib-sh2e: Delete file.
24814 * config/sh/t-mlib-sh3e: Delete file.
24815 * config/sh/t-mlib-sh4: Delete file.
24816 * config/sh/t-mlib-sh4-nofpu: Delete file.
24817 * config/sh/t-mlib-sh4-single: Delete file.
24818 * config/sh/t-mlib-sh4-single-only: Delete file.
24819 * config/sh/t-mlib-sh4a: Delete file.
24820 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24821 * config/sh/t-mlib-sh4a-single: Delete file.
24822 * config/sh/t-mlib-sh4a-single-only: Delete file.
24823 * config/sh/t-mlib-sh4al: Delete file.
24824 * config/sh/t-mlib-sh5-32media: Delete file.
24825 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24826 * config/sh/t-mlib-sh5-64media: Delete file.
24827 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24828 * config/sh/t-mlib-sh5-compact: Delete file.
24829 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24830 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24831 * doc/install.texi (Options specification): Add
24832 --with-multilib-list and --with-endian.
24834 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24836 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24838 (OBJS-common): Add plugin-version.o.
24839 (plugin-version.o): New.
24840 * gcc-plugin.h (plugin_gcc_version): New.
24841 (plugin_default_version_check): New.
24842 (plugin_init_func, plugin_init): Add version argument.
24843 * plugin-version.c: New.
24844 * plugin.c (str_plugin_gcc_version_name): New.
24845 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24846 pass it to the init function.
24847 (plugin_default_version_check): New.
24849 2009-04-17 Richard Guenther <rguenther@suse.de>
24851 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24852 for decl-vs-decl disambiguation.
24854 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24856 * config/s390/s390.h (s390_tune_attr): New macro definition.
24857 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24859 2009-04-17 Richard Guenther <rguenther@suse.de>
24861 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24862 (fold_stmt_r): Likewise.
24863 (maybe_fold_reference): New function.
24864 (fold_gimple_assign): Handle cases fold_stmt_r did.
24865 (fold_stmt): Do not use fold_stmt_r.
24866 (fold_stmt_inplace): Likewise.
24868 2009-04-17 Richard Guenther <rguenther@suse.de>
24870 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24871 (record_equivalences_from_stmt): Remove useless checks and
24873 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24874 the type is already suitable.
24876 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24878 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24880 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24882 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24883 (CMPtype): Define as __gcc_CMPtype.
24885 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24887 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24888 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24890 2009-04-17 Richard Guenther <rguenther@suse.de>
24892 PR tree-optimization/39746
24893 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24894 special-casing for builtins and static variable use/def.
24895 (call_may_clobber_ref_p_1): Likewise.
24897 2009-04-16 Ian Lance Taylor <iant@google.com>
24899 * df.h: Include "timevar.h".
24900 (struct df_problem): Change tv_id field to timevar_id_t.
24901 * tree-pass.h: Include "timevar.h".
24902 (struct opt_pass): Change tv_id field to timevar_id_t.
24903 * timevar.h (timevar_id_t): Define TV_NONE.
24904 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24905 TV_NONE rather than tv_id != 0.
24906 (execute_one_pass): Likewise.
24907 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24908 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24909 dependencies to $(TREE_PASS_H).
24910 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24912 (pass_branch_target_load_optimize2): Likewise.
24913 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24914 (pass_outof_cfg_layout_mode): Likewise.
24915 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24916 (pass_rebuild_cgraph_edges): Likewise.
24917 (pass_remove_cgraph_callee_edges): Likewise.
24918 * df-core.c (pass_df_initialize_opt): Likewise.
24919 (pass_df_initialize_no_opt): Likewise.
24920 (pass_df_finish): Likewise.
24921 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24922 * except.c (pass_set_nothrow_function_flags): Likewise.
24923 (pass_convert_to_eh_region_ranges): Likewise.
24924 * final.c (pass_compute_alignments): Likewise.
24925 * function.c (pass_instantiate_virtual_regs): Likewise.
24926 (pass_init_function): Likewise.
24927 (pass_leaf_regs): Likewise.
24928 (pass_match_asm_constraints): Likewise.
24929 * gimple-low.c (pass_lower_cf): Likewise.
24930 (pass_mark_used_blocks): Likewise.
24931 * init-regs.c (pass_initialize_regs): Likewise.
24932 * integrate.c (pass_initial_value_sets): Likewise.
24933 * ira.c (pass_ira): Likewise.
24934 * jump.c (pass_cleanup_barriers): Likewise.
24935 * omp-low.c (pass_expand_omp): Likewise.
24936 (pass_lower_omp): Likewise.
24937 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24938 * recog.c (pass_split_all_insns): Likewise.
24939 (pass_split_after_reload): Likewise.
24940 (pass_split_before_regstack): Likewise.
24941 (pass_split_before_sched2): Likewise.
24942 (pass_split_for_shorten_branches): Likewise.
24943 * reginfo.c (pass_reginfo_init): Likewise.
24944 (pass_subregs_of_mode_init): Likewise.
24945 (pass_subregs_of_mode_finish): Likewise.
24946 * passes.c (pass_postreload): Likewise.
24947 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24948 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24949 (pass_warn_function_return): Likewise.
24950 (pass_warn_function_noreturn): Likewise.
24951 * tree-complex.c (pass_lower_complex): Likewise.
24952 (pass_lower_complex_O0): Likewise.
24953 * tree-if-conv.c (pass_if_conversion): Likewise.
24954 * tree-into-ssa.c (pass_build_ssa): Likewise.
24955 * tree-mudflap.c (pass_mudflap_1): Likewise.
24956 (pass_mudflap_2): Likewise.
24957 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24958 (pass_mudflap_2): Likewise.
24959 * tree-nrv.c (pass_return_slot): Likewise.
24960 * tree-object-size.c (pass_object_sizes): Likewise.
24961 * tree-optimize.c (pass_all_optimizations): Likewise.
24962 (pass_early_local_passes): Likewise.
24963 (pass_all_early_optimizations): Likewise.
24964 (pass_cleanup_cfg): Likewise.
24965 (pass_cleanup_cfg_post_optimizing): Likewise.
24966 (pass_free_datastructures): Likewise.
24967 (pass_free_cfg_annotations): Likewise.
24968 (pass_fixup_cfg): Likewise.
24969 (pass_init_datastructures): Likewise.
24970 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24971 (pass_late_warn_uninitialized): Likewise.
24972 (pass_update_address_taken): Likewise.
24973 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24974 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24975 (pass_cse_sincos): Likewise.
24976 (pass_convert_to_rsqrt): Likewise.
24977 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24978 * tree-stdarg.c (pass_stdarg): Likewise.
24979 * tree-tailcall.c (pass_tail_recursion): Likewise.
24980 (pass_tail_calls): Likewise.
24981 * tree-vect-generic.c (pass_lower_vector): Likewise.
24982 (pass_lower_vector_ssa): Likewise.
24983 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24985 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24987 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24989 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24991 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24992 logical and signext.
24994 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24997 * config/sh/predicates.md (arith_operand): Check if the operand
24998 of TRUNCATE is a REG.
25000 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25002 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
25003 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
25005 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25007 * tree-iterator.c (tsi_split_statement_list_after,
25008 tsi_split_statement_list_before): Remove.
25009 * tree-iterator.h: Remove the prototypes for
25010 tsi_split_statement_list_after and tsi_split_statement_list_before.
25012 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25014 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
25015 * tree-ssa-propagate.h: Remove the prototype for
25016 stmt_makes_single_load.
25018 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25020 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
25021 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
25023 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25025 * tree-iterator.c (EXPR_LAST_BODY): Remove.
25027 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25029 * except.c (eh_region_outer_p): Remove.
25030 * except.h: Remove the prototype for eh_region_outer_p.
25032 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
25034 * function.c (current_function_assembler_name): Remove.
25035 * function.h: Remove the prototype for
25036 current_function_assembler_name.
25038 2009-04-16 Ian Lance Taylor <iant@google.com>
25040 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
25041 (add_reg_note): Call alloc_reg_note.
25042 * rtl.h (alloc_reg_note): Declare.
25043 * combine.c (try_combine): Use alloc_reg_note.
25044 (recog_for_combine, move_deaths): Likewise.
25045 (distribute_notes): Use alloc_reg_note and add_reg_note.
25046 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
25047 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
25048 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
25050 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
25052 PR rtl-optimization/39762
25053 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
25054 ira_may_move_out_cost): Add comments about way of their usage.
25055 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
25057 * ira-conflicts.c (process_regs_for_copy): Use function
25058 ira_get_register_move_cost instead of global
25059 ira_register_move_cost.
25061 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
25062 color_pass, move_spill_restore, update_curr_costs): Ditto.
25064 * ira-lives.c (process_single_reg_class_operands): Ditto.
25066 * ira-emit.c (emit_move_list): Ditto.
25068 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
25069 (record_reg_classes): Ditto. Use functions
25070 ira_get_register_move_cost and ira_get_may_move_cost instead of
25071 global vars ira_register_move_cost, ira_may_move_out_cost and
25072 ira_may_move_in_cost.
25073 (record_address_regs): Don't call ira_init_register_move_cost.
25074 Use function ira_get_may_move_cost instead of global
25075 ira_may_move_in_cost.
25076 (process_bb_node_for_hard_reg_moves): Use function
25077 ira_get_register_move_cost instead of global ira_register_move_cost.
25078 (ira_costs): Don't call ira_init_register_move_cost.
25080 2009-04-16 Richard Guenther <rguenther@suse.de>
25082 * tree-cfg.c (verify_gimple_assign_binary):
25083 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
25084 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
25085 (create_general_new_stmt): Note that this function is broken.
25087 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25089 * common.opt (fhelp): Add Var(help_flag).
25090 * gcc-plugin.h (plugin_info): Add help.
25091 * plugin.c (plugin_name_args): Add help.
25092 (register_plugin_info): Set plugin->help.
25093 (print_help_one_plugin): New.
25094 (print_plugins_help): New.
25095 * plugin.h (print_plugins_help): New.
25096 * toplev.c (toplev_main): Call print_plugins_help if needed.
25098 2009-04-16 Richard Guenther <rguenther@suse.de>
25100 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
25101 (gimple_ior_addresses_taken_1): New function.
25102 (gimple_ior_addresses_taken): Likewise.
25103 * gimple.h (struct gimple_statement_with_ops_base): Remove
25104 addresses_taken member.
25105 (gimple_ior_addresses_taken): Declare.
25106 (gimple_addresses_taken, gimple_addresses_taken_ptr,
25107 gimple_set_addresses_taken): Remove.
25108 * ipa-reference.c (mark_address): New function.
25109 (scan_stmt_for_static_refs): Use it for marking addresses taken.
25110 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
25111 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
25112 (gimple_add_to_addresses_taken): Remove.
25113 (get_tmr_operands): Call mark_address_taken.
25114 (get_asm_expr_operands): Likewise.
25115 (get_expr_operands): Likewise.
25116 (build_ssa_operands): Do not clear the addresses_taken bitmap.
25117 (free_stmt_operands): Do not free it.
25118 * tree-ssa.c (delete_tree_ssa): Likewise.
25119 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
25121 2009-04-16 Richard Guenther <rguenther@suse.de>
25123 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25124 (walk_stmt_load_store_ops): Likewise.
25125 * gimple.c (get_base_loadstore): New function.
25126 (walk_stmt_load_store_addr_ops): Likewise.
25127 (walk_stmt_load_store_ops): Likewise.
25128 * ipa-pure-const.c (check_op): Simplify.
25129 (check_load, check_store): New functions.
25130 (check_stmt): Use walk_stmt_load_store_ops.
25131 * ipa-reference.c (mark_load): Adjust signature.
25132 (mark_store): Likewise.
25133 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
25135 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25137 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
25138 (plugin_info): New.
25139 * opts.c (common_handle_option): Don't call print_version.
25140 * plugin.c (plugin_name_args): Add version.
25141 (register_plugin_info): New.
25142 (register_callback): Handle PLUGIN_INFO.
25143 (try_init_one_plugin): New.
25144 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
25146 (finalize_one_plugin): New.
25147 (finalize_plugins): New.
25148 (print_one_plugin): New.
25149 (print_plugins_versions): New.
25150 * plugin.h (print_plugins_versions): New.
25151 (finalize_plugins): New.
25152 * toplev.c (compile_file): Don't call initialize_plugins.
25153 (print_version): Call print_plugins_versions.
25154 (toplev_main): Call initialize_plugins. Print version if needed.
25155 Call finalize_plugins.
25157 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25159 * common.opt (fversion): New.
25160 * gcc.c (print_version): New.
25161 (process_command): Don't print the version. Just set print_version.
25162 (main): Print version. Call subprocesses if print_version and
25163 verbose_flag are set.
25164 * opts.c (common_handle_option): Handle OPT_fversion.
25166 2009-04-16 Richard Guenther <rguenther@suse.de>
25167 Ira Rosen <irar@il.ibm.com>
25169 PR tree-optimization/39698
25170 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
25171 type of the reduction variable. Only generate the def if
25174 * omp-low.c (expand_omp_for_generic): When converting to a pointer
25175 make sure to first convert to an integer of the same precision.
25176 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
25177 the type of the evolution correctly in computing the new
25178 induction variable base.
25180 2009-04-16 Richard Guenther <rguenther@suse.de>
25182 PR middle-end/39625
25183 * tree-cfg.c (make_blocks): Split statements with to-be
25184 abnormal SSA names on the lhs.
25186 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25188 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25189 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25190 * c-typeck.c (really_start_incremental_init): Likewise.
25191 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25192 (TARGET_INITIALIZER): Remove it.
25193 * target.h (struct target): Remove vector_opaque_p.
25194 * tree.c (build_opaque_vector_type): New.
25195 * tree.h (TYPE_VECTOR_OPAQUE): New.
25196 (build_opaque_vector_type): Declare.
25197 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25198 * config/rs6000/rs6000.c (build_opaque_vector_type,
25199 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25200 (rs6000_init_builtins): Use build_opaque_vector_type for
25201 opaque_V4SI_type_node.
25203 2009-04-15 Catherine Moore <clm@codesourcery.com>
25205 * debug.h (set_name): Declare.
25206 * dwarf2out.c (dwarf2out_set_name): Declare.
25207 (dwarf2_debug_hooks): Add set_name.
25208 (find_AT_string): New.
25209 (add_AT_string): Call find_AT_string.
25210 (dwarf2out_set_name): New.
25211 * cp/decl.c (grokdeclarator): Call set_name.
25212 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25213 * debug.c (do_nothing_debug_hooks): Likewise.
25214 * dbxout.c (dbx_debug_hooks): Likewise.
25215 * sdbout.c (sdb_debug_hooks): Likewise.
25217 2009-04-15 Michael Eager <eager@eagercon.com>
25219 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25220 reg for single-precision FPU.
25221 * config/rs6000/rs6000.md (movsi_internal1): Only for
25222 !TARGET_SINGLE_FPU.
25223 (movsi_internal1_single): New. Add pattern to move SI values to/from
25224 single-precision FP regs.
25226 2009-04-15 Richard Guenther <rguenther@suse.de>
25228 * omp-low.c (lower_rec_input_clauses): Build correct address
25230 (expand_omp_for_generic): Fix multiplication type.
25231 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25232 (generate_memset_zero): Fix types.
25233 * tree-profile.c (prepare_instrumented_value): Correctly
25236 2009-04-15 Ian Lance Taylor <iant@google.com>
25238 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25239 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25240 for -Wall and for -Wc++-compat.
25241 (c_common_post_options): For C++, set warn_enum_compare if not
25243 * c-tree.h (struct c_expr): Add field original_type.
25244 (build_external_ref): Update declaration.
25245 * c-parser.c (c_parser_braced_init): Set original_type.
25246 (c_parser_initelt): Likewise.
25247 (c_parser_expr_no_commas): Likewise.
25248 (c_parser_conditional_expression): Likewise.
25249 (c_parser_cast_expression): Likewise.
25250 (c_parser_unary_expression): Likewise. Pull setting of
25251 original_code to top of function.
25252 (c_parser_sizeof_expression): Set original_type.
25253 (c_parser_alignof_expression): Likewise.
25254 (c_parser_postfix_expression): Likewise. Pull setting of
25255 original_code to top of function.
25256 (c_parser_postfix_expression_after_paren_type): Set original_type.
25257 (c_parser_postfix_expression_after_primary): Likewise.
25258 (c_parser_expression): Likewise.
25259 * c-typeck.c (build_external_ref): Add type parameter. Change all
25261 (c_expr_sizeof_expr): Set original_type field.
25262 (parser_build_unary_op): Likewise.
25263 (parser_build_binary_op): Likewise. Optionally warn about
25264 comparisons of enums of different types.
25265 (digest_init): Set original_type field.
25266 (really_start_incremental_init): Likewise.
25267 (push_init_level, pop_init_level): Likewise.
25268 * doc/invoke.texi (Warning Options): -Wenum-compare now
25271 2009-04-15 Richard Guenther <rguenther@suse.de>
25273 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25274 out a necessary conversion.
25275 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
25276 names we didn't value number.
25277 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
25279 2009-04-15 Richard Guenther <rguenther@suse.de>
25281 PR tree-optimization/39764
25282 * tree-ssa-ccp.c (get_value): Canonicalize value with
25283 canonicalize_float_value.
25285 2009-04-15 Jan Hubicka <jh@suse.cz>
25287 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
25288 Wrong version of patch.
25290 2009-04-15 Jan Hubicka <jh@suse.cz>
25292 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
25294 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
25296 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
25297 our distinct integral and vector types.
25299 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
25301 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
25302 * init.c (build_vtbl_address): Remove call to assemble_external.
25304 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
25306 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
25307 output for other floating point modes.
25309 2009-04-14 Diego Novillo <dnovillo@google.com>
25311 * diagnostic.c (diagnostic_report_diagnostic): Do not
25312 warn about loaded plugins for DK_ERROR and DK_WARNING.
25313 * c-decl.c (declspecs_add_type): Move call to
25314 invoke_plugin_callbacks ...
25315 * c-parser.c (c_parser_declspecs): ... here.
25316 * plugin.c (dump_active_plugins): Tidy output.
25318 2009-04-14 Diego Novillo <dnovillo@google.com>
25319 Le-Chun Wu <lcwu@google.com>
25321 * configure.ac: Add --enable-plugin support.
25322 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25323 * Makefile.in (PLUGIN_H): Define.
25324 Export ENABLE_PLUGIN and GMPINC to site.exp.
25325 Add PLUGINLIBS to link command.
25326 Add/modify dependencies for plugin.o and files including plugin.h.
25328 * config.in: Regenerate.
25330 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25333 2009-04-14 Le-Chun Wu <lcwu@google.com>
25335 * tree-pass.h (register_one_dump_file): Add a prototype for
25336 register_one_dump_file.
25337 * toplev.c (compile_file): Call initialize_plugins.
25338 (do_compile): Call invoke_plugin_callbacks.
25339 (toplev_main): Call invoke_plugin_callbacks.
25340 * common.opt: Add -fplugin= and -fplugin-arg-.
25341 * gcc-plugin.h: New public header file for plugins to include.
25342 * plugin.c: New source file.
25343 * plugin.h: New internal header file.
25344 * passes.c (register_one_dump_file): Make it external.
25346 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25348 2009-04-14 Diego Novillo <dnovillo@google.com>
25350 * doc/plugins.texi: New.
25351 * doc/gccint.texi: Add reference to Plugins chapter.
25352 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25353 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25354 loaded plugins, if any.
25355 * timevar.def (TV_PLUGIN_INIT): Define.
25356 (TV_PLUGIN_RUN): Define.
25357 * plugin.c: Include timevar.h
25358 (plugins_active_p): New.
25359 (dump_active_plugins): New.
25360 (debug_active_plugins): New.
25362 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25364 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25366 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25368 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25370 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25371 the same as a minus without a shift.
25373 2009-04-14 Nick Clifton <nickc@redhat.com>
25375 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25376 comparisons with small integers will always produce a short
25379 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25382 2008-12-19 Diego Novillo <dnovillo@google.com>
25384 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25386 2009-04-14 Richard Guenther <rguenther@suse.de>
25388 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25390 (verify_gimple_assign_binary): Likewise. Handle shifts and
25392 (verify_gimple_phi): Print the mismatched argument position.
25393 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25395 (vect_update_init_of_dr): Likewise.
25396 * matrix-reorg.c (transform_access_sites): Do what the
25398 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25400 2009-04-13 Michael Eager <eager@eagercon.com>
25402 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25403 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25404 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25405 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25406 remove duplicate config
25408 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25410 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25411 file_name:line_number type locator of the call site.
25413 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25415 * genautomata.c: Put blank after comma.
25416 (automaton_decls): New.
25417 (struct unit_usage): Add comments to member next.
25418 (store_alt_unit_usage): Keep the list ordered.
25419 (unit_present_on_list_p, equal_alternatives_p): New.
25420 (check_regexp_units_distribution): Check units distribution
25421 correctness correctly.
25422 (main): Don't write automata if error is found. Return correct
25425 * config/m68k/cf.md (cfv4_ds): Remove.
25426 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25427 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25429 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25430 power4-load-ext, power4-store, power4-store-update,
25431 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25432 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25433 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25434 power4-sqrt, power4-isync): Modify reservation to make correct
25435 unit distribution to automata.
25437 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25438 power5-store-update, power5-two, power5-three, power5-lmul,
25439 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25441 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25443 * except.c (pass_set_nothrow_function_flags): Set name and add
25445 (set_nothrow_function_flags): Mention in the dump file when
25446 changing a function to nothrow.
25448 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25451 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25452 instead of unsigned long.
25454 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25456 * config/arm/arm.c (return_used_this_function): Remove.
25457 (arm_output_function_prologue): Remove use of
25458 return_used_this_function.
25459 (output_return_instruction): Replace use of
25460 return_used_this_function
25461 by cfun->machine->return_used_this_function.
25462 (arm_output_epilogue): Likewise.
25463 (arm_output_function_epilogue): Likewise.
25464 (thumb_unexpanded_epilogue): Likewise.
25465 * config/arm/arm.h (struct machine_function):
25466 New member return_used_this_function.
25468 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25470 * doc/install.texi: Correct description of default directory for
25471 --with-gxx-include-dir.
25473 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25475 * fold-const.c (build_range_check): Properly deal with enumeral and
25476 boolean base types.
25478 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25480 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25481 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25482 * params.h (MAX_GCSE_PASSES): Remove.
25483 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25484 in sequence. Remove ability to run multiple passes.
25485 (bypass_jumps): Report run as third CPROP pass.
25487 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25489 PR middle-end/39651
25490 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25491 when deciding whether the whole SEQUENCE can throw.
25493 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25496 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25497 offseted label references.
25499 2009-04-11 Jan Hubicka <jh@suse.cz>
25501 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25503 2009-04-11 Richard Guenther <rguenther@suse.de>
25505 PR middle-end/39732
25506 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25507 return variables as TREE_ADDRESSABLE.
25509 2009-04-11 Richard Guenther <rguenther@suse.de>
25511 PR tree-optimization/39713
25512 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25513 reference trees have SSA_NAME operands.
25515 2009-04-11 Richard Guenther <rguenther@suse.de>
25518 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25519 address expressions.
25521 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25523 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25524 match changes in Cygwin 1.7
25525 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25526 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25528 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25530 PR tree-optimization/39701
25531 * doc/invoke.texi (Optimization Options): Document change in
25532 meaning and initialization of -fdelete-null-pointer-checks.
25534 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25536 PR middle-end/39701
25537 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25539 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25542 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25544 2009-04-10 Chao-ying Fu <fu@mips.com>
25546 * doc/tm.texi (Instruction Output): Document
25547 TARGET_ASM_FINAL_POSTSCAN_INSN.
25548 * target.h (final_postscan_insn): New field in asm_out.
25549 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25550 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25551 * final.c (final_scan_insn): Call
25552 targetm.asm_out.final_postscan_insn after outputting
25553 an asm macro and a normal instruction.
25555 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25556 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25557 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25558 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25559 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25561 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25563 PR middle-end/39701
25564 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25565 variables as non-NULL even with -fdelete-null-pointer-checks.
25567 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25569 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25571 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25574 * config/i386/i386.c (classify_argument): Handle SCmode with
25575 (bit_offset % 64) != 0.
25577 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25579 * doc/invoke.texi (Optimize Options): Add cross-reference to
25580 -Q --help=optimizers examples.
25582 2009-04-10 Ben Elliston <bje@au.ibm.com>
25585 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25586 regalign for the reg == fpr and TDmode case.
25588 2009-04-09 David Ayers <ayers@fsfe.org>
25591 * objc/objc-act.c (warn_with_method): Remove helper function.
25592 (check_duplicates): Call warning and inform directly.
25593 (really_start_method): Likewise.
25595 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25597 * expmed.c (expand_divmod): Always use a comparison for a division
25598 by a large unsigned integer.
25600 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25601 for things others than variables or functions as nonzero.
25603 2009-04-09 Nick Clifton <nickc@redhat.com>
25605 * unwind-compat.c: Change copyright header to refer to version
25606 3 of the GNU General Public License with version 3.1 of the
25607 GCC Runtime Library Exception and to point readers at the
25608 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25609 * config/alpha/crtfastmath.c: Likewise.
25610 * config/alpha/linux-unwind.h: Likewise.
25611 * config/alpha/qrnnd.asm: Likewise.
25612 * config/alpha/vms-crt0-64.c: Likewise.
25613 * config/alpha/vms-crt0.c: Likewise.
25614 * config/alpha/vms-dwarf2.asm: Likewise.
25615 * config/alpha/vms-dwarf2eh.asm: Likewise.
25616 * config/alpha/vms-psxcrt0-64.c: Likewise.
25617 * config/alpha/vms-psxcrt0.c: Likewise.
25618 * config/alpha/vms_tramp.asm: Likewise.
25619 * config/arc/initfini.c: Likewise.
25620 * config/arc/lib1funcs.asm: Likewise.
25621 * config/arm/bpabi-v6m.S: Likewise.
25622 * config/arm/bpabi.S: Likewise.
25623 * config/arm/bpabi.c: Likewise.
25624 * config/arm/crti.asm: Likewise.
25625 * config/arm/crtn.asm: Likewise.
25626 * config/arm/ieee754-df.S: Likewise.
25627 * config/arm/ieee754-sf.S: Likewise.
25628 * config/arm/lib1funcs.asm: Likewise.
25629 * config/arm/libunwind.S: Likewise.
25630 * config/arm/linux-atomic.c: Likewise.
25631 * config/arm/mmintrin.h: Likewise.
25632 * config/arm/pr-support.c: Likewise.
25633 * config/arm/unaligned-funcs.c: Likewise.
25634 * config/arm/unwind-arm.c: Likewise.
25635 * config/arm/unwind-arm.h: Likewise.
25636 * config/avr/libgcc.S: Likewise.
25637 * config/bfin/crti.s: Likewise.
25638 * config/bfin/crtlibid.s: Likewise.
25639 * config/bfin/crtn.s: Likewise.
25640 * config/bfin/lib1funcs.asm: Likewise.
25641 * config/bfin/linux-unwind.h: Likewise.
25642 * config/cris/arit.c: Likewise.
25643 * config/cris/cris_abi_symbol.c: Likewise.
25644 * config/darwin-64.c: Likewise.
25645 * config/darwin-crt2.c: Likewise.
25646 * config/darwin-crt3.c: Likewise.
25647 * config/darwin.h: Likewise.
25648 * config/dbxelf.h: Likewise.
25649 * config/dfp-bit.c: Likewise.
25650 * config/dfp-bit.h: Likewise.
25651 * config/elfos.h: Likewise.
25652 * config/fixed-bit.c: Likewise.
25653 * config/fixed-bit.h: Likewise.
25654 * config/fp-bit.c: Likewise.
25655 * config/fp-bit.h: Likewise.
25656 * config/fr30/crti.asm: Likewise.
25657 * config/fr30/crtn.asm: Likewise.
25658 * config/fr30/lib1funcs.asm: Likewise.
25659 * config/freebsd-spec.h: Likewise.
25660 * config/frv/cmovd.c: Likewise.
25661 * config/frv/cmovh.c: Likewise.
25662 * config/frv/cmovw.c: Likewise.
25663 * config/frv/frvbegin.c: Likewise.
25664 * config/frv/frvend.c: Likewise.
25665 * config/frv/lib1funcs.asm: Likewise.
25666 * config/glibc-stdint.h: Likewise.
25667 * config/h8300/clzhi2.c: Likewise.
25668 * config/h8300/crti.asm: Likewise.
25669 * config/h8300/crtn.asm: Likewise.
25670 * config/h8300/ctzhi2.c: Likewise.
25671 * config/h8300/fixunssfsi.c: Likewise.
25672 * config/h8300/lib1funcs.asm: Likewise.
25673 * config/h8300/parityhi2.c: Likewise.
25674 * config/h8300/popcounthi2.c: Likewise.
25675 * config/i386/ammintrin.h: Likewise.
25676 * config/i386/att.h: Likewise.
25677 * config/i386/avxintrin.h: Likewise.
25678 * config/i386/biarch64.h: Likewise.
25679 * config/i386/bmmintrin.h: Likewise.
25680 * config/i386/cpuid.h: Likewise.
25681 * config/i386/cross-stdarg.h: Likewise.
25682 * config/i386/crtfastmath.c: Likewise.
25683 * config/i386/crtprec.c: Likewise.
25684 * config/i386/cygming-crtbegin.c: Likewise.
25685 * config/i386/cygming-crtend.c: Likewise.
25686 * config/i386/cygwin.asm: Likewise.
25687 * config/i386/emmintrin.h: Likewise.
25688 * config/i386/gmm_malloc.h: Likewise.
25689 * config/i386/gthr-win32.c: Likewise.
25690 * config/i386/i386.h: Likewise.
25691 * config/i386/immintrin.h: Likewise.
25692 * config/i386/linux-unwind.h: Likewise.
25693 * config/i386/linux64.h: Likewise.
25694 * config/i386/mm3dnow.h: Likewise.
25695 * config/i386/mmintrin-common.h: Likewise.
25696 * config/i386/mmintrin.h: Likewise.
25697 * config/i386/nmmintrin.h: Likewise.
25698 * config/i386/pmm_malloc.h: Likewise.
25699 * config/i386/pmmintrin.h: Likewise.
25700 * config/i386/smmintrin.h: Likewise.
25701 * config/i386/sol2-c1.asm: Likewise.
25702 * config/i386/sol2-ci.asm: Likewise.
25703 * config/i386/sol2-cn.asm: Likewise.
25704 * config/i386/sol2-gc1.asm: Likewise.
25705 * config/i386/tmmintrin.h: Likewise.
25706 * config/i386/unix.h: Likewise.
25707 * config/i386/w32-unwind.h: Likewise.
25708 * config/i386/wmmintrin.h: Likewise.
25709 * config/i386/x86-64.h: Likewise.
25710 * config/i386/x86intrin.h: Likewise.
25711 * config/i386/xmmintrin.h: Likewise.
25712 * config/ia64/crtbegin.asm: Likewise.
25713 * config/ia64/crtend.asm: Likewise.
25714 * config/ia64/crtfastmath.c: Likewise.
25715 * config/ia64/crti.asm: Likewise.
25716 * config/ia64/crtn.asm: Likewise.
25717 * config/ia64/fde-glibc.c: Likewise.
25718 * config/ia64/lib1funcs.asm: Likewise.
25719 * config/ia64/linux-unwind.h: Likewise.
25720 * config/ia64/quadlib.c: Likewise.
25721 * config/ia64/unwind-ia64.c: Likewise.
25722 * config/linux.h: Likewise.
25723 * config/m32c/m32c-lib1.S: Likewise.
25724 * config/m32c/m32c-lib2-trapv.c: Likewise.
25725 * config/m32c/m32c-lib2.c: Likewise.
25726 * config/m32r/initfini.c: Likewise.
25727 * config/m68hc11/larith.asm: Likewise.
25728 * config/m68hc11/m68hc11-crt0.S: Likewise.
25729 * config/m68k/cf.md: Likewise.
25730 * config/m68k/crti.s: Likewise.
25731 * config/m68k/crtn.s: Likewise.
25732 * config/m68k/lb1sf68.asm: Likewise.
25733 * config/m68k/linux-unwind.h: Likewise.
25734 * config/mcore/crti.asm: Likewise.
25735 * config/mcore/crtn.asm: Likewise.
25736 * config/mcore/lib1.asm: Likewise.
25737 * config/mips/linux-unwind.h: Likewise.
25738 * config/mips/loongson.h: Likewise.
25739 * config/mips/mips16.S: Likewise.
25740 * config/mmix/crti.asm: Likewise.
25741 * config/mmix/crtn.asm: Likewise.
25742 * config/pa/fptr.c: Likewise.
25743 * config/pa/hpux-unwind.h: Likewise.
25744 * config/pa/lib2funcs.asm: Likewise.
25745 * config/pa/linux-atomic.c: Likewise.
25746 * config/pa/linux-unwind.h: Likewise.
25747 * config/pa/milli64.S: Likewise.
25748 * config/pa/quadlib.c: Likewise.
25749 * config/pa/stublib.c: Likewise.
25750 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25751 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25752 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25753 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25754 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25755 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25756 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25757 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25758 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25759 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25760 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25761 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25762 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25763 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25764 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25765 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25766 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25767 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25768 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25769 * config/rs6000/750cl.h: Likewise.
25770 * config/rs6000/altivec.h: Likewise.
25771 * config/rs6000/biarch64.h: Likewise.
25772 * config/rs6000/crtresfpr.asm: Likewise.
25773 * config/rs6000/crtresgpr.asm: Likewise.
25774 * config/rs6000/crtresxfpr.asm: Likewise.
25775 * config/rs6000/crtresxgpr.asm: Likewise.
25776 * config/rs6000/crtsavfpr.asm: Likewise.
25777 * config/rs6000/crtsavgpr.asm: Likewise.
25778 * config/rs6000/darwin-asm.h: Likewise.
25779 * config/rs6000/darwin-fallback.c: Likewise.
25780 * config/rs6000/darwin-fpsave.asm: Likewise.
25781 * config/rs6000/darwin-ldouble.c: Likewise.
25782 * config/rs6000/darwin-tramp.asm: Likewise.
25783 * config/rs6000/darwin-unwind.h: Likewise.
25784 * config/rs6000/darwin-vecsave.asm: Likewise.
25785 * config/rs6000/darwin-world.asm: Likewise.
25786 * config/rs6000/e500crtres32gpr.asm: Likewise.
25787 * config/rs6000/e500crtres64gpr.asm: Likewise.
25788 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25789 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25790 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25791 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25792 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25793 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25794 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25795 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25796 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25797 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25798 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25799 * config/rs6000/eabi-ci.asm: Likewise.
25800 * config/rs6000/eabi-cn.asm: Likewise.
25801 * config/rs6000/eabi.asm: Likewise.
25802 * config/rs6000/linux-unwind.h: Likewise.
25803 * config/rs6000/linux64.h: Likewise.
25804 * config/rs6000/paired.h: Likewise.
25805 * config/rs6000/paired.md: Likewise.
25806 * config/rs6000/ppc64-fp.c: Likewise.
25807 * config/rs6000/ppu_intrinsics.h: Likewise.
25808 * config/rs6000/rs6000.h: Likewise.
25809 * config/rs6000/si2vmx.h: Likewise.
25810 * config/rs6000/sol-ci.asm: Likewise.
25811 * config/rs6000/sol-cn.asm: Likewise.
25812 * config/rs6000/spe.h: Likewise.
25813 * config/rs6000/spu2vmx.h: Likewise.
25814 * config/rs6000/sysv4.h: Likewise.
25815 * config/rs6000/tramp.asm: Likewise.
25816 * config/rs6000/vec_types.h: Likewise.
25817 * config/s390/linux-unwind.h: Likewise.
25818 * config/s390/tpf-unwind.h: Likewise.
25819 * config/score/crti.asm: Likewise.
25820 * config/score/crtn.asm: Likewise.
25821 * config/sh/crt1.asm: Likewise.
25822 * config/sh/crti.asm: Likewise.
25823 * config/sh/crtn.asm: Likewise.
25824 * config/sh/divtab-sh4-300.c: Likewise.
25825 * config/sh/divtab-sh4.c: Likewise.
25826 * config/sh/divtab.c: Likewise.
25827 * config/sh/lib1funcs-4-300.asm: Likewise.
25828 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25829 * config/sh/lib1funcs.asm: Likewise.
25830 * config/sh/lib1funcs.h: Likewise.
25831 * config/sh/linux-atomic.asm: Likewise.
25832 * config/sh/linux-unwind.h: Likewise.
25833 * config/sh/shmedia.h: Likewise.
25834 * config/sh/sshmedia.h: Likewise.
25835 * config/sh/ushmedia.h: Likewise.
25836 * config/sparc/crtfastmath.c: Likewise.
25837 * config/sparc/linux-unwind.h: Likewise.
25838 * config/sparc/sol2-c1.asm: Likewise.
25839 * config/sparc/sol2-ci.asm: Likewise.
25840 * config/sparc/sol2-cn.asm: Likewise.
25841 * config/spu/divmodti4.c: Likewise.
25842 * config/spu/divv2df3.c: Likewise.
25843 * config/spu/float_disf.c: Likewise.
25844 * config/spu/float_unsdidf.c: Likewise.
25845 * config/spu/float_unsdisf.c: Likewise.
25846 * config/spu/float_unssidf.c: Likewise.
25847 * config/spu/mfc_multi_tag_release.c: Likewise.
25848 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25849 * config/spu/mfc_tag_release.c: Likewise.
25850 * config/spu/mfc_tag_reserve.c: Likewise.
25851 * config/spu/mfc_tag_table.c: Likewise.
25852 * config/spu/multi3.c: Likewise.
25853 * config/spu/spu_internals.h: Likewise.
25854 * config/spu/spu_intrinsics.h: Likewise.
25855 * config/spu/spu_mfcio.h: Likewise.
25856 * config/spu/vec_types.h: Likewise.
25857 * config/spu/vmx2spu.h: Likewise.
25858 * config/stormy16/stormy16-lib2.c: Likewise.
25859 * config/svr4.h: Likewise.
25860 * config/sync.c: Likewise.
25861 * config/v850/lib1funcs.asm: Likewise.
25862 * config/vxlib-tls.c: Likewise.
25863 * config/vxlib.c: Likewise.
25864 * config/vxworks-dummy.h: Likewise.
25865 * config/xtensa/crti.asm: Likewise.
25866 * config/xtensa/crtn.asm: Likewise.
25867 * config/xtensa/ieee754-df.S: Likewise.
25868 * config/xtensa/ieee754-sf.S: Likewise.
25869 * config/xtensa/lib1funcs.asm: Likewise.
25870 * config/xtensa/lib2funcs.S: Likewise.
25871 * config/xtensa/linux-unwind.h: Likewise.
25872 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25873 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25874 * coretypes.h: Likewise.
25875 * crtstuff.c: Likewise.
25876 * defaults.h: Likewise.
25877 * dwarf2.h: Likewise.
25878 * emutls.c: Likewise.
25879 * gbl-ctors.h: Likewise.
25880 * gcov-io.h: Likewise.
25881 * ginclude/float.h: Likewise.
25882 * ginclude/iso646.h: Likewise.
25883 * ginclude/stdarg.h: Likewise.
25884 * ginclude/stdbool.h: Likewise.
25885 * ginclude/stddef.h: Likewise.
25886 * ginclude/stdfix.h: Likewise.
25887 * ginclude/stdint-gcc.h: Likewise.
25888 * ginclude/tgmath.h: Likewise.
25889 * gthr-aix.h: Likewise.
25890 * gthr-dce.h: Likewise.
25891 * gthr-gnat.c: Likewise.
25892 * gthr-gnat.h: Likewise.
25893 * gthr-lynx.h: Likewise.
25894 * gthr-mipssde.h: Likewise.
25895 * gthr-nks.h: Likewise.
25896 * gthr-posix.c: Likewise.
25897 * gthr-posix.h: Likewise.
25898 * gthr-posix95.h: Likewise.
25899 * gthr-rtems.h: Likewise.
25900 * gthr-single.h: Likewise.
25901 * gthr-solaris.h: Likewise.
25902 * gthr-tpf.h: Likewise.
25903 * gthr-vxworks.h: Likewise.
25904 * gthr-win32.h: Likewise.
25905 * gthr.h: Likewise.
25906 * libgcc2.c: Likewise.
25907 * libgcc2.h: Likewise.
25908 * libgcov.c: Likewise.
25909 * tsystem.h: Likewise.
25910 * typeclass.h: Likewise.
25911 * unwind-c.c: Likewise.
25912 * unwind-compat.h: Likewise.
25913 * unwind-dw2-fde-compat.c: Likewise.
25914 * unwind-dw2-fde-darwin.c: Likewise.
25915 * unwind-dw2-fde-glibc.c: Likewise.
25916 * unwind-dw2-fde.c: Likewise.
25917 * unwind-dw2-fde.h: Likewise.
25918 * unwind-dw2.c: Likewise.
25919 * unwind-dw2.h: Likewise.
25920 * unwind-generic.h: Likewise.
25921 * unwind-pe.h: Likewise.
25922 * unwind-sjlj.c: Likewise.
25923 * unwind.inc: Likewise.
25924 * config/arm/neon-gen.ml: Change generated copyright header to
25925 refer to version 3 of the GNU General Public License with
25926 version 3.1 of the GCC Runtime Library Exception and to point
25927 readers at the COPYING3 and COPYING3.RUNTIME files and the
25928 FSF's license web page.
25929 * config/arm/arm_neon.h: Regenerate.
25931 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25933 * config/cris/cris.md: Change copyright header to refer to version
25934 3 of the GNU General Public License.
25935 * doc/install.texi2html: Change copyright header to refer to version
25936 3 of the GNU General Public License and to point readers at the
25937 COPYING3 file and the FSF's license web page.
25938 * config/vax/linux.h: Likewise.
25940 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25942 * config/i386/i386.md (cmpcc): New.
25943 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25944 (sync_compare_and_swap_cc*): Delete.
25946 * config/s390/s390.c (s390_compare_emitted): Remove.
25947 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25948 s390_compare_emitted used to be handled. Assert that modes match.
25949 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25950 refer to sync_compare_and_swap_ccsi.
25951 * config/s390/s390.h (s390_compare_emitted): Remove.
25952 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25953 instead of s390_compare_emitted.
25954 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25955 instead of s390_compare_emitted.
25956 * config/s390/s390.md (cmpcc): New.
25957 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25958 CC_REGNUM, do not pretend it's set.
25959 (sync_compare_and_swap_cc*): Delete.
25960 * config/s390/predicates.md (cc_reg_operand): New.
25962 * expr.c (sync_compare_and_swap_cc): Delete.
25963 * optabs.h (sync_compare_and_swap_cc): Delete.
25964 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25965 is being used with can_compare_p.
25966 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25967 (find_cc_set): New.
25968 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25969 look for a MODE_CC set instead. Use emit_store_flag.
25970 (expand_compare_and_swap_loop): Likewise, with some additional
25971 complication to avoid a force_reg when useless. Use
25972 emit_cmp_and_jump_insns.
25973 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25974 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25975 sync_compare_and_swap documentation.
25977 2009-04-09 Jan Hubicka <jh@suse.cz>
25979 * except.c (find_prev_try): Break out from ....
25980 (duplicate_eh_regions): ... here; properly update prev_try pointers
25981 when duplication part of tree.
25982 (dump_eh_tree): Improve dumping.
25983 (verify_eh_region): New.
25984 (verify_eh_tree): Use it.
25986 2009-04-06 Richard Guenther <rguenther@suse.de>
25988 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25989 &ARRAY addresses by adjusting their types and prepending
25991 * tree-cfg.c (verify_gimple_assign_single): Verify that
25992 addresses are correct.
25994 2009-04-09 Richard Guenther <rguenther@suse.de>
25996 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25997 indices into an array reference if possible.
25998 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25999 Fold POINTER_PLUS_EXPR statements with invariant address.
26001 2009-04-09 Alan Modra <amodra@bigpond.net.au>
26004 * config.gcc (powerpc64-*-linux*): Always build biarch.
26006 2009-04-09 Joseph Myers <joseph@codesourcery.com>
26009 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
26010 it and pedwarn if this results in an INTEGER_CST.
26012 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26014 * doc/install.texi: Update minimum GMP version. Remove obsolete
26015 text in MPFR section.
26017 2009-04-08 Jakub Jelinek <jakub@redhat.com>
26019 * dwarf2out.c (class_scope_p): New static inline.
26020 (class_or_namespace_scope_p): Use it.
26021 (gen_variable_die): Use DW_TAG_member tag for static data member
26022 declarations instead of DW_TAG_variable.
26024 PR middle-end/39573
26025 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
26028 2009-04-08 Richard Guenther <rguenther@suse.de>
26030 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
26031 valueize random data.
26033 2009-04-08 David Edelsohn <edelsohn@gnu.org>
26035 * config.gcc (aix tm_file): Add aix-stdint.h.
26036 (aix tm clause use_gcc_stdint): Set to wrap.
26037 * config/rs6000/aix-stdint.h: New file.
26039 2009-04-08 Richard Guenther <rguenther@suse.de>
26041 PR middle-end/36291
26042 * tree-dfa.c (add_referenced_var): Do not recurse into
26043 global initializers.
26044 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
26046 (fold_const_aggregate_ref): Likewise.
26048 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26050 * recog.c (ordered_comparison_operator): New.
26051 * gensupport.c (std_preds): Add it.
26052 * doc/md.texi (Machine-Independent Predicates): Document it.
26054 2009-04-08 Jan Hubicka <jh@suse.cz>
26056 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
26057 * function.h (rtl_eh): Remove exception_handler_label_map.
26058 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
26059 remove_exception_handler_label, for_each_eh_label_1): Remove.
26060 (rtl_remove_unreachable_regions): Remove.
26061 (convert_from_eh_region_ranges): Do not remove unreachable regions.
26062 (find_exception_handler_labels): Don't build the hashtable.
26063 (maybe_remove_eh_handler): Remove.
26064 (for_each_eh_label): Rewrite to walk the tree.
26065 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
26066 * except.h (maybe_remove_eh_handler): Remove.
26067 * passes.c (init_optimization_passes): Schedule second EH cleanup
26069 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
26070 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
26072 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26074 * genoutput.c (validate_optab_operands): New.
26075 (gen_insn, gen_expand): Call it.
26077 * genflags.c (gen_insn): Detect misused iterators.
26078 (main): Pass line_no to gen_insn, exit with status 1 on error.
26080 * genextract.c (line_no): Make global.
26081 (VEC_safe_set_locstr): Change assertion to error message.
26082 (main): Exit with status 1 on error.
26084 2009-04-08 Joseph Myers <joseph@codesourcery.com>
26088 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26089 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26090 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
26091 * c-convert.c (convert): Do not call fold on results of conversion
26092 functions when the result is a C_MAYBE_CONST_EXPR.
26093 * c-parser.c (c_parser_postfix_expression): Do not fold condition
26094 of __builtin_choose_expr.
26095 * c-typeck.c (remove_c_maybe_const_expr): New.
26096 (build_unary_op, build_conditional_expr, build_compound_expr,
26097 build_binary_op, c_objc_common_truthvalue_conversion): Call
26098 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
26101 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
26103 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
26104 CODE to produce a new one. Add a prototype to use fold_convert_const
26106 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
26109 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
26110 mix declarations and code.
26112 2009-04-08 Ben Elliston <bje@au.ibm.com>
26114 * gcc.c: Replace `CC' with `GCC' throughout.
26116 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
26118 * doc/invoke.texi: Document Atom support.
26120 2009-04-07 Jason Merrill <jason@redhat.com>
26123 * c-common.h, c-common.c: Add flag_pretty_templates.
26124 * c-opts.c (c_common_handle_option): Set it.
26125 * c.opt: Add -fno-pretty-templates.
26126 * doc/invoke.texi (C++ Dialect Options): Likewise.
26128 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
26130 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
26131 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
26132 (ia64_expand_builtin): Likewise.
26134 2009-04-07 Martin Jambor <mjambor@suse.cz>
26136 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
26137 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
26138 ADDR_EXPRS are include too.
26140 2009-04-07 Richard Guenther <rguenther@suse.de>
26142 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
26143 decls are only used if passes as parameters or if they are
26144 local statics and the call is not to a builtin.
26145 (call_may_clobber_ref_p_1): Likewise.
26147 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26149 * expr.c (do_store_flag): Remove last argument. Simplify code
26150 to avoid duplication of tests already done by can_compare_p.
26151 (expand_expr_real_1): Adjust caller.
26153 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26155 * optabs.c (can_compare_p): Test the predicate of a
26156 cbranch and cstore pattern.
26158 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26160 * expr.c (convert_move): Use emit_store_flag instead of
26163 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26165 * config/i386/i386.c (ix86_compare_emitted): Remove.
26166 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
26167 ix86_compare_op0 like ix86_compare_emitted used to be handled.
26168 * config/i386/i386.h (ix86_compare_emitted): Remove.
26169 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
26170 instead of ix86_compare_emitted.
26171 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
26173 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
26175 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
26176 Add t-sysroot-suffix to tmake_file.
26177 * config/print-sysroot-suffix.sh: New file.
26178 * config/t-sysroot-suffix: New file.
26180 2009-04-07 Ben Elliston <bje@au.ibm.com>
26182 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
26183 as the latter produces a warning when the target does not support
26186 2009-04-07 Ben Elliston <bje@au.ibm.com>
26188 * dfp.c: Replace type punning assignments with memcpy throughout.
26189 * Makefile.in (dfp.o-warn): Remove.
26191 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26194 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26195 Include soft-fp/t-softfp after rs6000/t-linux64.
26197 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26199 * stor-layout.c (set_sizetype): Use the full precision of their
26200 machine mode for bitsize types.
26202 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26204 * config/i386/i386.md: Revert 2 accidental checkins.
26206 2009-04-06 Joey Ye <joey.ye@intel.com>
26207 Xuepeng Guo <xuepeng.guo@intel.com>
26208 H.J. Lu <hongjiu.lu@intel.com>
26210 Atom pipeline model, tuning and insn selection.
26211 * config.gcc (atom): Add atom config options and target.
26213 * config/i386/atom.md: New.
26215 * config/i386/i386.c (atom_cost): New cost.
26216 (m_ATOM): New macro flag.
26217 (initial_ix86_tune_features): Set m_ATOM.
26218 (x86_accumulate_outgoing_args): Likewise.
26219 (x86_arch_always_fancy_math_387): Likewise.
26220 (processor_target): Add Atom cost.
26221 (cpu_names): Add Atom cpu name.
26222 (override_options): Set Atom ISA.
26223 (ix86_issue_rate): New case PROCESSOR_ATOM.
26224 (ix86_adjust_cost): Likewise.
26226 * config/i386/i386.h (TARGET_ATOM): New target macro.
26227 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26228 (TARGET_OPT_AGU): New target option.
26229 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26230 (processor_type): Add PROCESSOR_ATOM.
26232 * config/i386/i386.md (cpu): Add new value "atom".
26233 (use_carry, movu): New attr.
26234 (atom.md): Include atom.md.
26235 (adddi3_carry_rex64): Set attr "use_carry".
26236 (addqi3_carry): Likewise.
26237 (addhi3_carry): Likewise.
26238 (addsi3_carry): Likewise.
26239 (*addsi3_carry_zext): Likewise.
26240 (subdi3_carry_rex64): Likewise.
26241 (subqi3_carry): Likewise.
26242 (subhi3_carry): Likewise.
26243 (subsi3_carry): Likewise.
26244 (x86_movdicc_0_m1_rex64): Likewise.
26245 (*x86_movdicc_0_m1_se): Likewise.
26246 (x86_movsicc_0_m1): Likewise.
26247 (*x86_movsicc_0_m1_se): Likewise.
26248 (*adddi_1_rex64): Emit add insn as much as possible.
26249 (*addsi_1): Likewise.
26250 (return_internal): Set atom_unit.
26251 (return_internal_long): Likewise.
26252 (return_pop_internal): Likewise.
26253 (*rcpsf2_sse): Set atom_sse_attr attr.
26254 (*qrt<mode>2_sse): Likewise.
26255 (*prefetch_sse): Likewise.
26257 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26259 (ix86_target_macros_internal): Likewise.
26261 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26262 (*prefetch_sse_rex): Likewise.
26263 (sse_rcpv4sf2): Likewise.
26264 (sse_vmrcpv4sf2): Likewise.
26265 (sse_sqrtv4sf2): Likewise.
26266 (<sse>_vmsqrt<mode>2): Likewise.
26267 (sse_ldmxcsr): Likewise.
26268 (sse_stmxcsr): Likewise.
26269 (*sse_sfence): Likewise.
26270 (sse2_clflush): Likewise.
26271 (*sse2_mfence): Likewise.
26272 (*sse2_lfence): Likewise.
26273 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26274 (<sse>_movup<ssemodesuffixf2c>): Likewise.
26275 (avx_movdqu<avxmodesuffix>): Likewise.
26276 (avx_lddqu<avxmodesuffix>): Likewise.
26277 (sse2_movntv2di): Change attr "type" to "ssemov".
26278 (sse2_movntsi): Likewise.
26279 (rsqrtv8sf2): Change attr "type" to "sseadd".
26280 (sse3_addsubv2df3): Set attr "atom_unit".
26281 (sse3_h<plusminus_insn>v4sf3): Likewise.
26282 (*sse2_pmaddwd): Likewise.
26283 (*vec_extractv2di_1_rex64): Likewise.
26284 (*vec_extractv2di_1_avx): Likewise.
26285 (sse2_psadbw): Likewise.
26286 (ssse3_phaddwv8hi3): Likewise.
26287 (ssse3_phaddwv4hi3): Likewise.
26288 (ssse3_phadddv4si3): Likewise.
26289 (ssse3_phadddv2si3): Likewise.
26290 (ssse3_phaddswv8hi3): Likewise.
26291 (ssse3_phaddswv4hi3): Likewise.
26292 (ssse3_phsubwv8hi3): Likewise.
26293 (ssse3_phsubwv4hi3): Likewise.
26294 (ssse3_phsubdv4si3): Likewise.
26295 (ssse3_phsubdv2si3): Likewise.
26296 (ssse3_phsubswv8hi3): Likewise.
26297 (ssse3_phsubswv4hi3): Likewise.
26298 (ssse3_pmaddubsw128): Likewise.
26299 (sse3_pmaddubsw: Likewise.
26300 (ssse3_palignrti): Likewise.
26301 (ssse3_palignrdi): Likewise.
26303 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
26305 * doc/install.texi (Specific): Fix two cross-references to MinGW.
26307 2009-04-06 Richard Guenther <rguenther@suse.de>
26309 PR tree-optimization/28868
26310 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26311 of which PHI results we inserted.
26312 (insert_into_preds_of_block): Record inserted PHIs.
26313 (eliminate): Eliminate redundant PHI nodes.
26314 (init_pre): Init inserted_phi_names.
26316 2009-04-06 Richard Guenther <rguenther@suse.de>
26318 PR tree-optimization/39643
26319 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26320 IMAGPART_EXPRs of complex constants.
26321 (execute_fold_all_builtins): If we folded a call queue
26322 TODO_update_address_taken.
26324 2009-04-06 Jan Hubicka <jh@suse.cz>
26326 PR middle-end/39659
26327 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26330 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26332 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26334 (ic_invalidate_array): Likewise.
26336 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26338 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26339 alignment for library calls.
26341 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26343 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26344 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26345 * config/i386/mingw-stdint.h: New file.
26347 2009-04-05 Richard Guenther <rguenther@suse.de>
26349 PR tree-optimization/39648
26350 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26351 our &A vs. &A[0] IL deficiencies.
26353 2009-04-04 Jan Hubicka <jh@suse.cz>
26355 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26356 removed toplevel regions.
26357 (sjlj_mark_call_sites): Likewise.
26359 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26361 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26362 (cygwin tm clause use_gcc_stdint): Set to wrap.
26363 * config/i386/cygwin-stdint.h: New file.
26365 2009-04-04 Richard Guenther <rguenther@suse.de>
26367 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26368 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26369 single-argument PHIs if we are in loop-closed SSA form.
26370 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26371 for the pre-condition.
26372 (slpeel_tree_peel_loop_to_edge): Likewise.
26373 (vect_build_loop_niters): Take an optional sequence to append stmts.
26374 (vect_generate_tmps_on_preheader): Likewise.
26375 (vect_do_peeling_for_loop_bound): Take extra guards for the
26377 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26378 the cost model check.
26379 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26380 guards if we are going to peel. Do not apply versioning in that case.
26381 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26382 (vect_do_peeling_for_loop_bound): Likewise.
26383 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26384 loop bound only record extra pre-conditions, do not apply loop
26387 2009-04-04 Richard Guenther <rguenther@suse.de>
26389 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26392 2009-04-04 Jan Hubicka <jh@suse.cz>
26394 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26395 last_basic_block for size of bb->index indexed array.
26396 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26397 compute_out, link_btr_uses, build_btr_def_use_webs,
26398 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26400 2009-04-04 Jan Hubicka <jh@suse.cz>
26402 * except.c (remove_eh_handler_and_replace): Break out from ...
26403 (remove_eh_handler): ... here.
26404 (bring_to_root): New function.
26405 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26406 handled ones, bring others to root of tree.
26408 2009-04-04 Jan Hubicka <jh@suse.cz>
26410 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26411 (all_phis_safe_to_merge): New function.
26412 (update_info): New structure.
26413 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26414 (cleanup_empty_eh): Update SSA if possible.
26416 2009-04-04 Richard Guenther <rguenther@suse.de>
26418 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26419 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26420 (append_vuse): Likewise.
26422 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26424 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26425 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26426 instead of REG_UNSAVED for DW_CFA_undefined.
26427 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26428 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26431 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26434 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26436 2009-04-04 Richard Guenther <rguenther@suse.de>
26438 PR tree-optimization/8781
26439 PR tree-optimization/37892
26440 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26441 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26442 (valueize_refs): Call it for *& valueizations.
26443 (shared_reference_ops_from_ref): Rename to ...
26444 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26445 (shared_reference_ops_from_call): Rename to ...
26446 (valueize_shared_reference_ops_from_call): ... this and valueize.
26447 (vn_reference_lookup): Update.
26448 (visit_reference_op_call): Likewise.
26449 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26450 (eliminate): Value-replace the call address in call statements.
26452 2009-04-04 Richard Guenther <rguenther@suse.de>
26454 PR tree-optimization/39636
26455 * tree-ssa-forwprop.c
26456 (forward_propagate_addr_into_variable_array_index): Check for
26457 GIMPLE_ASSIGN before accessing the rhs code.
26459 2009-04-03 Jason Merrill <jason@redhat.com>
26461 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26463 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26465 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26466 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26467 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26468 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26469 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26470 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26471 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26472 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26473 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26474 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26475 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26476 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26477 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26478 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26479 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26480 Use fr_reg_or_fp01_operand instead of fr_register_operand
26482 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26483 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26484 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26486 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26488 PR rtl-optimization/39607
26489 PR rtl-optimization/39631
26493 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26494 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26495 instead of DF_LR_OUT.
26496 * ira-lives.c (process_bb_node_lives): Ditto.
26497 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26498 instead of DF_LR_{OUT,IN}.
26499 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26500 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26502 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26504 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26505 (execute_lower_omp): Always run but take the short way out if -fopenmp
26507 (gate_lower_omp): Remove, forcing the pass manager to always run the
26508 pass and always set PROP_gimple_lomp.
26509 (pass_lower_omp): Remove gate function.
26510 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26511 PROP_trees. Instead, require it.
26512 * ipa-cp.c (pass_ipa_cp): Likewise.
26513 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26514 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26515 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26516 and PROP_gimple_leh.
26518 2009-04-03 Richard Guenther <rguenther@suse.de>
26520 PR middle-end/13146
26521 PR tree-optimization/23940
26522 PR tree-optimization/33237
26523 PR middle-end/33974
26524 PR middle-end/34093
26525 PR tree-optimization/36201
26526 PR tree-optimization/36230
26527 PR tree-optimization/38049
26528 PR tree-optimization/38207
26529 PR tree-optimization/38230
26530 PR tree-optimization/38301
26531 PR tree-optimization/38585
26532 PR middle-end/38895
26533 PR tree-optimization/38985
26534 PR tree-optimization/39299
26535 * tree-ssa-structalias.h: Remove.
26536 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26537 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26538 (struct vuse_element_d): Remove.
26539 (struct vuse_vec_d): Likewise.
26540 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26541 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26542 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26543 VUSE_ELEMENT_VAR): Likewise.
26544 (struct voptype_d): Likewise.
26545 (NUM_VOP_FREE_BUCKETS): Likewise.
26546 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26547 (struct stmt_operands_d): Remove.
26548 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26549 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26550 VDEF_NUM, VDEF_VECT): Likewise.
26551 (copy_virtual_operands): Remove.
26552 (operand_build_cmp): Likewise.
26553 (create_ssa_artificial_load_stmt): Likewise.
26554 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26555 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26556 vuse_index and mayuse_index members. Pack and move done and iter_type
26557 members to the front.
26558 (SSA_OP_VMAYUSE): Remove.
26559 (SSA_OP_VIRTUAL_USES): Adjust.
26560 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26561 (unlink_stmt_vdef): Declare.
26562 (add_to_addressable_set): Remove.
26563 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26564 (vrp_visit_stmt): Likewise.
26565 * doc/tree-ssa.texi (Alias analysis): Update.
26566 * doc/invoke.texi (max-aliased-vops): Remove docs.
26567 (avg-aliased-vops): Likewise.
26568 * tree-into-ssa.c (syms_to_rename): Remove.
26569 (need_to_update_vops_p): Likewise.
26570 (need_to_initialize_update_ssa_p): Rename to ...
26571 (update_ssa_initialized_fn): ... this. Track function we are
26573 (symbol_marked_for_renaming): Simplify.
26574 (add_new_name_mapping): Do not set need_to_update_vops_p.
26575 (dump_currdefs): Use SYMS_TO_RENAME.
26576 (rewrite_update_stmt): Always walk all uses/defs.
26577 (dump_update_ssa): Adjust.
26578 (init_update_ssa): Take function argument. Track what we are
26580 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26581 (create_new_def_for): Initialize for cfun, assert we are initialized
26583 (mark_sym_for_renaming): Simplify.
26584 (mark_set_for_renaming): Do not initialize update-ssa.
26585 (need_ssa_update_p): Simplify. Take function argument.
26586 (name_mappings_registered_p): Assert we ask for the correct function.
26587 (name_registered_for_update_p): Likewise.
26588 (ssa_names_to_replace): Likewise.
26589 (release_ssa_name_after_update_ssa): Likewise.
26590 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26591 (dump_decl_set): Do not print a newline.
26592 (debug_decl_set): Do it here.
26593 (dump_update_ssa): And here.
26594 * tree-ssa-loop-im.c (move_computations): Adjust.
26595 (movement_possibility): Likewise.
26596 (determine_max_movement): Likewise.
26597 (gather_mem_refs_stmt): Likewise.
26598 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26599 or NAME_MEMORY_TAG.
26600 * tree-complex.c (update_all_vops): Remove.
26601 (expand_complex_move): Adjust.
26602 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26603 Simplify test for memory referencing statement. Exclude
26604 non-invariant ADDR_EXPRs.
26605 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26606 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26607 (rdg_flag_uses): Likewise.
26608 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26610 (tree_optimize_tail_calls_1): Also split the
26611 edge from the entry block if we have degenerate PHI nodes in
26612 the first basic block.
26613 * tree.c (init_ttree): Remove memory-tag related code.
26614 (tree_code_size): Likewise.
26615 (tree_node_structure): Likewise.
26616 (build7_stat): Re-write to be build6_stat.
26617 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26618 (SSA_VAR_P): Adjust.
26619 (struct tree_memory_tag): Remove.
26620 (struct tree_memory_partition_tag): Likewise.
26621 (union tree_node): Adjust.
26622 (build7): Re-write to be build6.
26623 * tree-pass.h (pass_reset_cc_flags): Remove.
26624 (TODO_update_address_taken): New flag.
26625 (pass_simple_dse): Remove.
26626 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26627 * params.h (MAX_ALIASED_VOPS): Remove.
26628 (AVG_ALIASED_VOPS): Likewise.
26629 * omp-low.c (expand_omp_taskreg): Update SSA form.
26630 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26631 aliases the lhs in a copy stmt.
26632 * tree-ssa-dse.c (struct address_walk_data): Remove.
26633 (memory_ssa_name_same): Likewise.
26634 (memory_address_same): Likewise.
26635 (get_kill_of_stmt_lhs): Likewise.
26636 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26637 unused stores. Look through PHI nodes into post-dominated regions.
26638 (dse_optimize_stmt): Simplify. Properly remove stores.
26639 (tree_ssa_dse): Compute dominators.
26640 (execute_simple_dse): Remove.
26641 (pass_simple_dse): Likewise.
26642 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26643 gimple_loaded_syms and gimple_stored_syms computation.
26644 * toplev.c (dump_memory_report): Dump alias and pta stats.
26645 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26646 (vn_reference_eq): Likewise.
26647 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26648 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26649 valueize_vuses): Remove.
26650 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26651 (get_def_ref_stmt_vuse): ... this.
26652 (vn_reference_lookup_2): New function.
26653 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26654 walking equivalent vuses. Simplify.
26655 (vn_reference_lookup): Likewise.
26656 (vn_reference_insert): Likewise.
26657 (vn_reference_insert_pieces): Likewise.
26658 (visit_reference_op_call): Simplify.
26659 (visit_reference_op_load): Likewise.
26660 (visit_reference_op_store): Likewise.
26661 (init_scc_vn): Remove shared_lookup_vuses initialization.
26662 (free_scc_vn): Remove shared_lookup_vuses freeing.
26663 (sort_vuses, sort_vuses_heap): Remove.
26664 (get_ref_from_reference_ops): Export.
26665 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26666 vector with single vuse pointer.
26667 (vn_reference_lookup_pieces, vn_reference_lookup,
26668 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26669 (shared_vuses_from_stmt): Remove.
26670 (get_ref_from_reference_ops): Declare.
26671 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26672 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26673 memory-tag related code.
26674 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26675 (likely_value): Add comment, skip static-chain of call statements.
26676 (surely_varying_stmt_p): Adjust.
26677 (gimplify_and_update_call_from_tree): Likewise.
26678 (execute_fold_all_builtins): Do not rebuild alias info.
26679 (gimplify_and_update_call_from_tree): Properly update VOPs.
26680 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26681 (copy_ref_info): Remove memory-tag related code.
26682 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26683 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26684 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26686 * tree-ssa-dom.c (gimple_p): Remove typedef.
26687 (eliminate_redundant_computations): Adjust.
26688 (record_equivalences_from_stmt): Likewise.
26689 (avail_expr_hash): Likewise.
26690 (avail_expr_eq): Likewise.
26691 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26692 (stmt_makes_single_load): Likewise.
26693 (stmt_makes_single_store): Likewise.
26694 * tree-ssa-alias.c: Rewrite completely.
26695 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26696 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26697 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26698 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26699 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26700 Remove public functions.
26701 (pass_reset_cc_flags): Remove.
26702 (pass_build_alias): Move ...
26703 * tree-ssa-structalias.c (pass_build_alias): ... here.
26704 * tree-ssa-alias.c (may_be_aliased): Move ...
26705 * tree-flow-inline.h (may_be_aliased): ... here.
26706 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26707 count_uses_and_derefs): Move ...
26708 * gimple.c: ... here.
26709 * gimple.h (count_uses_and_derefs): Declare.
26710 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26711 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26712 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26713 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26714 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26715 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26716 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26718 * tree-dfa.c (refs_may_alias_p): Move ...
26719 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26720 * tree-ssa-alias.h: New file.
26721 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26722 (statement_sink_location): Likewise.
26723 * opts.c (decode_options): Do not adjust max-aliased-vops or
26724 avg-aliased-vops values.
26725 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26726 (TV_CALL_CLOBBER): Likewise.
26727 (TV_FLOW_SENSITIVE): Likewise.
26728 (TV_FLOW_INSENSITIVE): Likewise.
26729 (TV_MEMORY_PARTITIONING): Likewise.
26730 (TV_ALIAS_STMT_WALK): New timevar.
26731 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26732 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26733 (get_address_description): Remove memory-tag related code.
26734 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26735 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26736 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26737 and immediate uses in statements. Document.
26738 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26739 (dump_symbols): Remove.
26740 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26741 * alias.c (get_deref_alias_set): New function split out from ...
26742 (get_alias_set): ... here.
26743 * alias.h (get_deref_alias_set): Declare.
26744 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26745 type parameter. Remove restrict pointer handling. Create a
26746 ref-all pointer in case type-based alias sets do not conflict.
26747 (vect_analyze_data_refs): Remove SMT related code.
26748 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26749 (vectorizable_load): Likewise.
26750 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26751 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26752 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26753 Ignore vops and SMTs.
26754 (dr_analyze_alias): Likewise..
26755 (free_data_ref): Likewise.
26756 (create_data_ref): Likewise.
26757 (analyze_all_data_dependences): Likewise.
26758 (get_references_in_stmt): Adjust.
26759 * tree-flow-inline.h (gimple_aliases_computed_p,
26760 gimple_addressable_vars, gimple_call_clobbered_vars,
26761 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26762 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26763 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26764 gimple_mem_ref_stats): Remove.
26765 (gimple_vop): New function.
26766 (op_iter_next_use): Remove vuses and mayuses cases.
26767 (op_iter_next_def): Remove vdefs case.
26768 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26769 (clear_and_done_ssa_iter): Do not set removed fields.
26770 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26771 Assert we are not iterating over vuses or vdefs if not also
26772 iterating over uses or defs.
26773 (op_iter_init_use): Likewise.
26774 (op_iter_init_def): Likewise.
26775 (op_iter_next_vdef): Remove.
26776 (op_iter_next_mustdef): Likewise.
26777 (op_iter_init_vdef): Likewise.
26778 (compare_ssa_operands_equal): Likewise.
26779 (link_use_stmts_after): Handle vuse operand.
26780 (is_call_used): Use is_call_clobbered.
26781 (is_call_clobbered): Global variables are always call clobbered,
26782 query the call-clobbers bitmap.
26783 (mark_call_clobbered): Ignore global variables.
26784 (clear_call_clobbered): Likewise.
26785 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26786 virtual operands sanity check.
26787 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26789 (TARGET_MEM_REF): Remove TMR_TAG operand.
26790 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26791 Remove call-clobber related code.
26792 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26793 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26794 partitions or escape reason.
26795 (get_single_def_stmt, get_single_def_stmt_from_phi,
26796 get_single_def_stmt_with_phi): Remove.
26797 (dump_referenced_vars): Tidy.
26798 (get_ref_base_and_extent): Allow bare decls.
26799 (collect_dfa_stats): Adjust.
26800 * graphite.c (rename_variables_in_stmt): Adjust.
26801 (graphite_copy_stmts_from_block): Likewise.
26802 (translate_clast): Likewise.
26803 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26805 (translate_vuse_through_block): Use the oracle.
26806 (phi_translate_1): Adjust.
26807 (value_dies_in_block_x): Use the oracle. Cache the outcome
26809 (valid_in_sets): Check if the VUSE for
26810 a REFERENCE is available.
26811 (eliminate): Do not remove stmts during elimination,
26812 instead queue and remove them afterwards.
26813 (do_pre): Do not rebuild alias info.
26814 (pass_pre): Run TODO_rebuild_alias before PRE.
26815 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26816 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26817 (mark_all_v_defs_stmt): Remove.
26818 (mark_all_v_defs_seq): Adjust.
26819 (sra_replace): Likewise.
26820 (scalarize_use): Likewise.
26821 (scalarize_copy): Likewise.
26822 (scalarize_init): Likewise.
26823 (scalarize_ldst): Likewise.
26824 (todoflags): Remove.
26825 (tree_sra): Do not rebuild alias info.
26826 (tree_sra_early): Adjust.
26827 (pass_sra): Run TODO_update_address_taken before SRA.
26828 * tree-predcom.c (set_alias_info): Remove.
26829 (prepare_initializers_chain): Do not call it.
26830 (mark_virtual_ops_for_renaming): Adjust.
26831 (mark_virtual_ops_for_renaming_list): Remove.
26832 (initialize_root_vars): Adjust.
26833 (initialize_root_vars_lm): Likewise.
26834 (prepare_initializers_chain): Likewise.
26835 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26836 (may_propagate_copy_into_stmt): Likewise.
26837 (merge_alias_info): Do nothing for now.
26838 (propagate_tree_value_into_stmt): Adjust.
26839 (stmt_may_generate_copy): Likewise.
26840 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26841 not mark symbols for renaming.
26842 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26843 with the same statement, make sure to update the new pointed-to one.
26844 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26845 call statements, do not mark symbols for renaming.
26846 (mark_operand_necessary): Dump something.
26847 (ref_may_be_aliased): New function.
26848 (mark_aliased_reaching_defs_necessary_1): New helper function.
26849 (mark_aliased_reaching_defs_necessary): Likewise.
26850 (mark_all_reaching_defs_necessary_1): Likewise.
26851 (mark_all_reaching_defs_necessary): Likewise.
26852 (propagate_necessity): Do not process virtual PHIs. For
26853 non-aliased loads mark all reaching definitions as necessary.
26854 For aliased loads and stores mark the immediate dominating
26855 aliased clobbers as necessary.
26856 (visited): New global static.
26857 (perform_tree_ssa_dce): Free visited bitmap after propagating
26859 (remove_dead_phis): Perform simple dead virtual PHI removal.
26860 (remove_dead_stmt): Properly unlink virtual operands when
26862 (eliminate_unnecessary_stmts): Schedule PHI removal after
26864 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26865 (process_replaceable): Likewise.
26866 (find_replaceable_in_bb): Likewise.
26867 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26868 based on the single gimple vop.
26869 (verify_flow_insensitive_alias_info): Remove.
26870 (verify_flow_sensitive_alias_info): Likewise.
26871 (verify_call_clobbering): Likewise.
26872 (verify_memory_partitions): Likewise.
26873 (verify_alias_info): Likewise.
26874 (verify_ssa): Adjust..
26875 (execute_update_addresses_taken): Export. Update SSA
26876 manually. Optimize only when optimizing. Use a local bitmap.
26877 (pass_update_address_taken): Remove TODO_update_ssa, add
26879 (pass_update_address_taken): Just use TODO_update_address_taken.
26880 (init_tree_ssa): Do not initialize addressable_vars.
26881 (verify_ssa): Verify new VUSE / VDEF properties.
26882 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26883 Do not call verify_alias_info.
26884 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26885 Do not free the loaded and stored syms bitmaps. Reset the escaped
26886 and callused solutions. Do not free addressable_vars.
26887 Remove memory-tag related code.
26888 (warn_uninitialized_var): Aliases are always available.
26889 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26890 * lambda-code.c (can_put_in_inner_loop): Adjust.
26891 (can_put_after_inner_loop): Likewise.
26892 (perfect_nestify): Likewise.
26893 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26894 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26895 (vectorizable_conversion): Do not mark symbols for renaming.
26896 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26897 (expand_call_inline): Unlink the calls virtual operands before
26899 (tree_function_versioning): Do not call update_ssa if we are not
26900 updating clones. Simplify.
26901 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26902 (propagate_with_phi): Likewise..
26903 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26904 clobber code. Assert we are not aliased or global.
26905 * tree-flow.h: Include tree-ssa-alias.h
26906 (enum escape_type): Remove.
26907 (struct mem_sym_stats_d): Likewise.
26908 (struct mem_ref_stats_d): Likewise.
26909 (struct gimple_df): Add vop member. Remove global_var,
26910 call_clobbered_vars, call_used_vars, addressable_vars,
26911 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26912 escaped and callused members.
26913 (struct ptr_info_def): Remove all members, add points-to solution
26915 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26916 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26917 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26918 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26919 (tree-ssa-alias.o): Likewise.
26920 (toplev.o): Add tree-ssa-alias.h
26921 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26922 * gimple.c (gimple_set_bb): Fix off-by-one error.
26923 (is_gimple_reg): Do not handle memory tags.
26924 (gimple_copy): Also copy virtual operands.
26925 Delay updating the statement. Do not reset loaded and stored syms.
26926 (gimple_set_stored_syms): Remove.
26927 (gimple_set_loaded_syms): Likewise.
26928 (gimple_call_copy_skip_args): Copy the virtual operands
26929 and mark the new statement modified.
26930 * tree-ssa-structalias.c (may_alias_p): Remove.
26931 (set_uids_in_ptset): Take the alias set to prune with as
26932 parameter. Fold in the alias test of may_alias_p.
26933 (compute_points_to_sets): Compute whether a ptr is dereferenced
26934 in a local sbitmap.
26935 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26936 other ADDRESSOF constraints on the lhs.
26937 (get_constraint_for_component_ref): Assert that we don't get
26938 ADDRESSOF constraints from the base of the reference.
26939 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26940 (struct variable_info): Remove collapsed_to member.
26941 (get_varinfo_fc): Remove.
26942 (new_var_info): Do not set collapsed_to.
26943 (dump_constraint): Do not follow cycles.
26944 (dump_constraint_graph): Likewise.
26945 (build_pred_graph): Likewise.
26946 (build_succ_graph): Likewise.
26947 (rewrite_constraints): Likewise.
26948 (do_simple_structure_copy): Remove.
26949 (do_rhs_deref_structure_copy): Remove.
26950 (do_lhs_deref_structure_copy): Remove.
26951 (collapse_rest_of_var): Remove.
26952 (do_structure_copy): Re-implement.
26953 (pta_stats): New global variable.
26954 (dump_pta_stats): New function.
26955 (struct constraint_expr): Make offset signed.
26956 (UNKNOWN_OFFSET): Define special value.
26957 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26958 (solution_set_expand): New helper function split out from ...
26959 (do_sd_constraint): ... here.
26960 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26961 (do_ds_constraint): Likewise.
26962 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26963 and CALLUSED = *CALLUSED.
26964 (set_union_with_increment): Make inc argument signed.
26965 (type_safe): Remove.
26966 (get_constraint_for_ptr_offset): Handle unknown and negative
26968 (first_vi_for_offset): Handle offsets before start. Bail
26969 out early for offsets beyond the variable extent.
26970 (first_or_preceding_vi_for_offset): New function.
26971 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26972 Together with ESCAPED = *ESCAPED this properly computes reachability.
26973 (find_what_var_points_to): New function.
26974 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26975 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26976 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26977 pt_solutions_intersect): New functions.
26978 (compute_call_used_vars): Remove.
26979 (compute_may_aliases): New main entry into PTA computation.
26980 * gimple.h (gimple_p): New typedef.
26981 (struct gimple_statement_base): Remove references_memory_p.
26982 (struct gimple_statement_with_memory_ops_base): Remove
26983 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26985 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26986 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26987 gimple_set_references_memory): Remove.
26988 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26989 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26991 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26992 (verify_expr): Allow RESULT_DECL.
26993 (gimple_duplicate_bb): Do not copy virtual operands.
26994 (gimple_duplicate_sese_region): Adjust.
26995 (gimple_duplicate_sese_tail): Likewise.
26996 (mark_virtual_ops_in_region): Remove.
26997 (move_sese_region_to_fn): Do not call it.
26998 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26999 and pass_simple_dse.
27000 (execute_function_todo): Handle TODO_update_address_taken,
27001 call execute_update_addresses_taken for TODO_rebuild_alias.
27002 (execute_todo): Adjust.
27003 (execute_one_pass): Init dump files early.
27004 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
27006 (create_general_new_stmt): Clear vops.
27007 * tree-ssa-reassoc.c (get_rank): Adjust.
27008 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
27009 symbols for renaming.
27010 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
27011 (PARAM_AVG_ALIASED_VOPS): Likewise.
27012 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
27013 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
27014 * tree-ssa-operands.c: Simplify for new virtual operand representation.
27015 (operand_build_cmp, copy_virtual_operands,
27016 create_ssa_artificial_load_stmt, add_to_addressable_set,
27017 gimple_add_to_addresses_taken): Remove public functions.
27018 (unlink_stmt_vdef): New function.
27020 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27022 * config.gcc (powerpc-*-linux*): Merge variants.
27024 2009-04-02 Chao-ying Fu <fu@mips.com>
27025 James Grosbach <james.grosbach@microchip.com>
27027 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
27028 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
27030 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
27031 keep_interrupts_masked_p, use_debug_exception_return_p.
27032 (mips_attribute_table): Add interrupt, use_shadow_register_set,
27033 keep_interrupts_masked, use_debug_exception_return.
27034 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
27035 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
27037 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
27038 (mips_print_operand): Process COP0 registers to print $0 .. $31
27039 correctly for GAS to process.
27040 (mips_interrupt_extra_call_saved_reg_p): New function.
27041 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
27043 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
27044 (mips_compute_frame_info): Add supports for interrupt context that
27045 includes doubleword accumulators and COP0 registers.
27046 (mips_for_each_saved_acc): New function.
27047 (mips_for_each_saved_gpr_and_fpr): Change the function name from
27048 mips_for_each_saved_reg.
27049 (mips_save_reg): Save accumulators.
27050 (mips_kernel_reg_p): A new for_each_rtx callback.
27051 (mips_expand_prologue): Support interrupt handlers.
27052 (mips_restore_reg): Restore accumulators.
27053 (mips_expand_epilogue): Support interrupt handlers.
27054 (mips_can_use_return_insn): Return false for interrupt handlers.
27055 (mips_epilogue_uses): New function.
27056 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
27057 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
27058 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
27059 cop0_move): New instructions.
27060 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
27061 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
27063 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
27065 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
27066 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
27067 interrupt handlers, we use K0 as the temporary register.
27068 (EPILOGUE_USES): Change to a function call.
27069 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
27070 handlers, we use K0 as the temporary register.
27072 * doc/extend.texi (Function Attributes): Document interrupt,
27073 use_shadow_register_set, keep_interrupts_masked,
27074 use_debug_exception_return for MIPS attributes.
27076 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27078 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
27079 Remove a number of t-files from tmake_file.
27080 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
27081 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
27082 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
27083 target_prototype, not TARGET_PROTOTYPE.
27084 (LINK_OS_GNU_SPEC): Define.
27085 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
27086 and darwin-ldoubdle.c.
27088 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
27091 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
27092 (cpp_options): Ditto.
27093 (default_compilers): Ditto.
27094 (display_help): Ditto.
27095 (process_command): Ditto.
27096 (do_spec_1): Ditto.
27097 (set_input): Use lbasename instead of duplicate code.
27098 (save_temps_prefix): New static for -save-temps=obj.
27099 (save_temps_length): Ditto.
27101 * doc/invoke.texi (-save-temps=obj): Document new variant to
27102 -save-temps switch.
27104 2009-04-02 Jeff Law <law@redhat.com>
27106 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
27109 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27111 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
27112 * configure: Regenerated.
27114 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27116 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
27117 share the argument list.
27119 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27123 2009-02-12 Diego Novillo <dnovillo@google.com>
27125 * varpool.c (debug_varpool): New.
27126 * cgraph.h (debug_varpool): Declare.
27128 2009-04-02 Jan Hubicka <jh@suse.cz>
27130 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
27133 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27135 * config/i386/i386.c (ix86_abi): Move initialization to ...
27136 (override_options): Here.
27138 2009-04-02 Christian Bruel <christian.bruel@st.com>
27140 * config/sh/sh.c (sh_dwarf_register_span): New function.
27141 (TARGET_DWARF_REGISTER_SPAN): Define.
27142 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
27144 2009-04-02 Ira Rosen <irar@il.ibm.com>
27146 PR tree-optimization/39595
27147 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
27148 interleaved loads group is not greater than the SLP group size.
27150 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27152 * builtins.c (is_builtin_name): New.
27153 (called_as_built_in): Use is_builtin_name.
27154 * tree.h (is_builtin_name): New.
27155 * varasm.c (incorporeal_function_p): Use is_builtin_name
27157 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
27159 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
27161 2009-04-02 Dodji Seketeli <dodji@redhat.com>
27164 * c-decl.c (clone_underlying_type): Move this ...
27165 * c-common.c (set_underlying_type): ... here.
27166 Also, make sure the function properly sets TYPE_STUB_DECL() on
27167 the newly created typedef variant type.
27168 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
27169 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
27172 2009-04-02 Richard Guenther <rguenther@suse.de>
27174 PR tree-optimization/37221
27175 * tree-flow.h (degenerate_phi_result): Declare.
27176 * tree-ssa-dom.c (degenerate_phi_result): Export.
27177 * tree-scalar-evolution.c (analyze_initial_condition): If
27178 the initial condition is defined by a degenerate PHI node
27179 use the degenerate value.
27181 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
27183 PR rtl-optimization/39588
27184 * combine.c (merge_outer_ops): Do not set the constant when this
27186 (simplify_shift_const_1): Do not modify it either in this case.
27188 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27190 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27191 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27193 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27196 * c-lex.c (interpret_float): Default (no suffix) is double.
27198 2009-04-1 Xinliang David Li <davidxl@google.com>
27200 * config/i386/i386.c (legitimate_constant_p): Recognize
27201 all one vector constant.
27203 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27205 * config/vax/vax.c: Add #includes to silence warnings.
27206 Change #include order to silence two warnings.
27208 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27210 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27211 (ASM_SPEC): Pass -k to the assembler for PIC code.
27213 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27215 * config.gcc: Add vax-*-linux* to the switch.
27216 * config/vax/linux.h: New file. (TARGET_VERSION,
27217 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27219 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27221 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27222 Use predicate macros instead of GET_CODE() == foo.
27223 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27224 ashlsi3, rotrsi3, <unnamed>): Likewise.
27226 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27228 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27229 jbbccihi, jbbccisi): Remova trailing whitespace.
27230 * config/vax/constraints.md: Likewise.
27231 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27232 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27233 * config/vax/predicates.md: Likewise.
27234 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27235 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27236 * config/vax/vax.h: Likewise.
27237 * config/vax/vax.md (nonlocal_goto): Likewise.
27239 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27241 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27242 (indirectable_address_p, adjacent_operands_p): Add spaces around
27244 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27246 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27248 * config/vax/vax.c (legitimate_constant_address_p,
27249 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27250 index_term_p, reg_plus_index_p, legitimate_address_p,
27251 vax_mode_dependent_address_p): Update comments to match functions
27252 modified by the recent int->bool conversion.
27254 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27256 * config/vax/builtins.md: Update copyright message.
27257 * config/vax/constraints.md: Likewise.
27258 * config/vax/netbsd-elf.h: Likewise.
27259 * config/vax/predicates.md: Likewise.
27260 * config/vax/vax-protos.h: Likewise.
27261 * config/vax/vax.c: Likewise.
27262 * config/vax/vax.h: Likewise.
27263 * config/vax/vax.md: Likewise.
27264 * config/vax/vax.opt: Likewise.
27266 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27268 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27269 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27270 * config/vax/constraints.md (B, R): Likewise.
27271 * config/vax/predicates.md (external_memory_operand,
27272 nonimmediate_addsub_di_operand): Likewise.
27273 * config/vax/vax.c (vax_output_int_add): Likewise.
27274 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
27275 untyped_call): Likewise.
27277 2009-04-01 Matt Thomas <matt@3am-software.com>
27279 * config/vax/predicates.md: New file.
27280 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
27281 external_const_operand, nonsymbolic_operand, external_memory_operand,
27282 indirect_memory_operand, indexed_memory_operand,
27283 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
27284 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
27286 * config/vax/constraints.md: New file.
27287 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
27289 * config/vax/builtins.md: New file.
27290 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
27291 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
27293 * config/vax/vax.opt (mqmath): Add option.
27294 * config/vax/vax.md (isfx): Extend with DI.
27295 (VAXintQH, VAXintQHSD): Define.
27296 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
27297 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
27298 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
27299 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
27300 (movdi): Update constraints and use vax_output_int_move().
27301 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
27302 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
27303 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
27304 nonlocal_goto): New.
27305 (mov<mode>): Extend accepted operand types.
27306 (subdi3_old): Rename from subdi3, change update constraints and use
27307 a new implementation.
27308 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
27309 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27310 MOVE_RATIO, CLEAR_RATIO): Define.
27311 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27312 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27313 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27314 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27315 (split_quadword_operands): Make static and really allow variable
27317 (print_operand_address): Update for PIC generation.
27318 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27319 indexable_address_p, fixup_mathdi_operand,
27320 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27321 (vax_float_literal, legitimate_constant_p,
27322 indirectable_constant_address_p, index_term_p,
27323 reg_plus_index_p): Return bool instead of int.
27324 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27326 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27328 (vax_output_conditional_branch): Indent.
27329 (legitimate_constant_address_p, indirectable_constant_address_p,
27330 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27331 vax_mode_dependent_address_p): Return bool instead of int, update for
27333 * config/vax/vax-protos.h (legitimate_constant_address_p,
27334 legitimate_constant_p, legitimate_address_p,
27335 vax_mode_dependent_address_p): Change declaration to bool.
27336 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27337 vax_expand_addsub_di_operands, vax_output_int_subtract,
27338 vax_output_movmemsi): Declare.
27339 (split_quadword_operands, vax_float_literal): Delete declaration.
27340 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27341 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27342 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27343 ASM_OUTPUT_DWARF_PCREL): Define.
27344 (ASM_SPEC): Change definition to allow PIC generation.
27346 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27348 * doc/sourcebuild.texi: Update front-end requirements.
27350 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27353 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27354 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27355 (booldi3_internal3): Use boolean_or_operator instead of
27358 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27361 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27362 declarator whose size is not an integer constant expression but
27363 folds to an integer constant, then treat it as a constant
27366 2009-04-01 Richard Guenther <rguenther@suse.de>
27368 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27369 i * 4 + 2 to (i * 2 + 1) * 2.
27371 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27374 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27375 return if c_parser_asm_string_literal returned NULL.
27377 2009-04-01 Nick Clifton <nickc@redhat.com>
27379 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27381 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27382 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27383 other typedefs to avoid conflicts with libgcc2.c. Define labels
27384 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27386 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27387 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27390 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27392 * varasm.c (default_function_rodata_section): Declare DOT as
27395 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27396 Andrey Galkin <agalkin@hypercom.com>
27399 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27400 Make object_name unique for each process.
27402 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27405 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27406 addressable variables in the parallel that could go out of scope while
27407 running queued tasks.
27409 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27411 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27412 (CASE_VALUES_THRESHOLD): Redefine.
27413 * config/avr/avr.c (avr_override_options): Remove initialization of
27414 avr_case_values_threshold variable.
27415 (avr_case_values_threshold): Remove variable. Add new function.
27416 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27417 * config/avr/avr.opt (mno-tablejump): Remove option.
27418 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27420 2009-04-01 DJ Delorie <dj@redhat.com>
27422 * varasm.c (default_function_rodata_section): Don't assume
27423 anything about where the first '.' in the section name is.
27425 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27427 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27428 rs6000_emit_stack_tie.
27430 2009-03-31 Ian Lance Taylor <iant@google.com>
27432 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27433 gimple_code with GIMPLE_RESX, not RESX.
27435 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27437 * c-common.c (c_get_ident): New.
27438 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27440 2009-04-01 Ben Elliston <bje@au.ibm.com>
27442 * config/rs6000/sysv4.opt (msdata): Improve option description.
27444 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27446 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27447 (divdf3_internal_lat): Remove.
27448 (divxf3_internal_lat): Remove.
27449 (divxf3_internal_thr): Remove.
27450 (divxf): Use divxf3_internal.
27451 * config/ia64/div.md (divsf3_internal_lat): New.
27452 (divdf3_internal_lat): New.
27453 (divxf3_internal): New.
27455 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27458 * Makefile.in (USE_GCC_STDINT): Define.
27459 (stmp-int-hdrs): Install stdint.h if applicable.
27460 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27462 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27463 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27464 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27465 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27466 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27467 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27468 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27469 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27470 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27471 (c_common_nodes_and_builtins): Initialize
27472 underlying_wchar_type_node. Do not initialize
27473 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27474 nodes for new types.
27475 (c_stddef_cpp_builtins): Define macros for new types.
27476 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27478 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27479 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27480 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27481 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27482 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27483 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27484 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27485 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27486 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27487 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27488 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27489 int16_type_node, int32_type_node, int64_type_node,
27490 uint8_type_node, uint16_type_node, c_uint32_type_node,
27491 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27492 int_least32_type_node, int_least64_type_node,
27493 uint_least8_type_node, uint_least16_type_node,
27494 uint_least32_type_node, uint_least64_type_node,
27495 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27496 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27497 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27498 uintptr_type_node): Define.
27499 * c-cppbuiltin.c (builtin_define_constants,
27500 builtin_define_type_minmax): New.
27501 (builtin_define_stdint_macros): Define more macros.
27502 (c_cpp_builtins): Define more limit macros.
27503 (type_suffix): New.
27504 (builtin_define_type_max): Define in terms of
27505 builtin_define_type_minmax. Remove is_long parameter. All
27507 * config.gcc (use_gcc_stdint): Define.
27508 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27509 Add newlib-stdint.h for generic targets.
27510 * config/glibc-stdint.h, config/newlib-stdint.h,
27511 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27512 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27513 * config/score/score.h (UINTPTR_TYPE): Define.
27514 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27515 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27516 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27517 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27518 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27519 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27520 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27521 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27522 * config/spu/spu.h (STDINT_LONG32): Define.
27523 * configure.ac (use_gcc_stdint): Substitute.
27524 * configure: Regenerate.
27525 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27526 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27527 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27528 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27529 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27530 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27531 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27532 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27533 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27534 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27535 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27536 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27537 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27538 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27539 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27540 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27541 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27542 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27543 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27544 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27545 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27546 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27547 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27548 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27549 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27550 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27551 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27552 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27553 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27555 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27557 * loop-iv.c (suitable_set_for_replacement): Renamed from
27558 simplify_using_assignment; changed to return bool and to accept new
27559 args DEST and SRC. Return true iff we find a source/destination pair
27560 that can be used to make a replacement, and fill SRC and DEST if so.
27561 Remove arg ALTERED. Don't deal with altered regs here. All callers
27563 (simplify_using_initial_values): Deal with altered regs here and track
27564 more precisely the effect they have on the validity of our expression.
27566 * loop-iv.c (simplify_using_condition): A condition of the form
27567 (EQ REG CONST) can be used to simply make a substitution.
27568 (simplify_using_initial_values): Keep track of conditions we have seen
27569 and keep using them to simplify new expressions, while applying the
27570 same substitutions to them as to the expression.
27572 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27573 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27576 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27577 changed. Use this when trying to improve the upper bound.
27578 Generate the comparison by using simplify_gen_relational.
27580 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27582 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27584 (simplify_using_assignment, simplify_using_initial_values): Call
27585 replace_in_expr to make replacements. Call replace_single_def_regs
27586 once on the initial version of the expression.
27588 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27591 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27593 2009-03-31 Richard Guenther <rguenther@suse.de>
27595 PR middle-end/31029
27596 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27597 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27599 2009-03-31 Richard Guenther <rguenther@suse.de>
27601 * tree.h (div_if_zero_remainder): Declare.
27602 * fold-const.c (div_if_zero_remainder): Export.
27603 * tree-ssa-forwprop.c
27604 (forward_propagate_addr_into_variable_array_index): Handle
27605 constant array index addition outside of the variable index.
27607 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27610 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27611 define_splits, floatunssi<mode>2): Require x87 conversions from
27612 DImode to be permitted.
27614 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27616 PR preprocessor/15638
27617 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27619 2009-03-31 Richard Guenther <rguenther@suse.de>
27621 PR middle-end/23401
27622 PR middle-end/27810
27623 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27624 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27625 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27626 a separate statement.
27627 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27628 (lookup_tmp_var): Likewise.
27629 (is_gimple_formal_tmp_or_call_rhs): Remove.
27630 (is_gimple_reg_or_call_rhs): Rename to ...
27631 (is_gimple_reg_rhs_or_call): ... this.
27632 (is_gimple_mem_or_call_rhs): Rename to ...
27633 (is_gimple_mem_rhs_or_call): ... this.
27634 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27635 DECL_GIMPLE_REG_P only if is_formal is true.
27636 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27637 for non-proper post-modify expression gimplification.
27638 (gimplify_self_mod_expr): For post-modify expressions gimplify
27639 the lvalue to a minimal lvalue.
27640 (rhs_predicate_for): Remove formal temp case.
27641 (gimplify_modify_expr_rhs): Likewise.
27642 (gimplify_addr_expr): Use is_gimple_reg.
27643 (gimplify_expr): Remove formal temp cases.
27644 (gimple_regimplify_operands): Likewise.
27645 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27646 and FILTER_EXPR like constants.
27647 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27649 (is_gimple_formal_tmp_rhs): Remove.
27650 (is_gimple_reg_rhs): Remove special casing.
27651 (is_gimple_mem_rhs): Fix.
27652 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27653 (is_gimple_formal_tmp_var): Remove.
27654 (is_gimple_formal_tmp_reg): Likewise.
27655 (is_gimple_min_lval): Allow invariant component ref parts.
27656 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27657 is_gimple_formal_tmp_reg): Remove declarations.
27658 * tree-cfg.c (verify_expr): Verify that variables with address
27659 taken do not have DECL_GIMPLE_REG_P set.
27660 * tree-mudflap.c (mf_build_check_statement_for): Use
27661 force_gimple_operand instead of gimplify_expr.
27663 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27665 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27666 schedulable rows to compute_split_row.
27668 2009-03-31 Ben Elliston <bje@au.ibm.com>
27671 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27674 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27676 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27677 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27678 * configure: Regenerate.
27679 * config.in: Regenerate.
27680 * config/rs6000/rs6000.opt (mtls-markers): Add.
27681 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27682 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27683 (tls_ld_aix, tls_ld_sysv): Likewise.
27684 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27685 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27687 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27689 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27691 2009-03-30 Jan Hubicka <jh@suse.cz>
27693 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27695 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27696 detection and label handling.
27698 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27700 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27701 left_conflicts_size.
27702 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27703 ALLOCNO_LEFT_CONFLICTS_SIZE.
27705 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27706 remove_allocno_from_bucket_and_push,
27707 allocno_spill_priority_compare, push_allocnos_to_stack,
27708 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27709 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27710 (setup_allocno_left_conflicts_num): Ditto. Rename to
27711 setup_allocno_left_conflicts_size.
27712 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27713 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27714 setup_allocno_left_conflicts_size instead of
27715 setup_allocno_left_conflicts_num.
27717 * ira-build.c (ira_create_allocno): Use
27718 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27719 ALLOCNO_LEFT_CONFLICTS_NUM.
27721 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27723 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27724 instead of DF_LR_OUT.
27726 * ira-lives.c (process_bb_node_lives): Ditto.
27728 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27729 instead of DF_LR_{OUT,IN}.
27731 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27733 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27735 2009-03-30 Jan Hubicka <jh@suse.cz>
27737 * except.c (label_to_region_map): Fix thinko.
27739 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27741 PR middle-end/38237
27742 * tree.h (tree_find_value): New declaration.
27743 * tree.c (tree_find_value): New function.
27744 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27746 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27749 * c-decl.c (struct c_binding): Add locus field.
27750 (bind): Add locus argument, set locus field from it.
27751 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27752 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27753 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27754 implicitly_declare, undeclared_variable, lookup_label,
27755 declare_label, c_make_fname_decl, c_builtin_function,
27756 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27759 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27762 * config/i386/i386.c (classify_argument): Check total size of
27765 2009-03-30 Martin Jambor <mjambor@suse.cz>
27767 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27768 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27769 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27772 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27773 seen_variable_array_ref while also traversing a union.
27775 * tree-inline.c (optimize_inline_calls): Do not call
27776 cgraph_node_remove_callees.
27777 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27778 (pass_remove_cgraph_callee_edges): New variable.
27779 * passes.c (init_optimization_passes): Add
27780 pass_remove_cgraph_callee_edges after early inlining and before all
27781 late intraprocedural passes.
27783 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27785 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27787 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27788 Fix typos in names.
27790 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27792 * combine.c (simplify_comparison): Use have_insn_for.
27793 * dojump.c (do_jump): Likewise.
27795 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27797 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27798 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27799 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27800 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27801 instead of sparc_compare_emitted.
27802 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27803 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27804 instead of sparc_compare_emitted.
27806 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27808 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27809 enter/exit cfglayout mode.
27810 (pass_partition_block): Require it.
27811 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27812 (combine_instructions): Track basic blocks instead of labels.
27813 (update_cfg_for_uncondjump): New.
27814 (try_combine): Use it. Update jumps after rescanning.
27815 (pass_combine): Require PROP_cfglayout.
27816 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27818 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27820 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27821 Provide/destroy PROP_cfglayout respectively.
27822 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27823 * tree-pass.h (PROP_cfglayout): New.
27825 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27827 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27828 fold_convert_const_fixed_from_fixed,
27829 fold_convert_const_fixed_from_int,
27830 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27831 set TREE_CONSTANT_OVERFLOW.
27832 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27833 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27835 2009-03-30 Ira Rosen <irar@il.ibm.com>
27837 * tree-vect-loop-manip.c: New file.
27838 * tree-vectorizer.c: Update documentation and included files.
27839 (vect_loop_location): Make extern.
27840 (rename_use_op): Move to tree-vect-loop-manip.c
27841 (rename_variables_in_bb, rename_variables_in_loop,
27842 slpeel_update_phis_for_duplicate_loop,
27843 slpeel_update_phi_nodes_for_guard1,
27844 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27845 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27846 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27847 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27848 find_loop_location): Likewise.
27849 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27850 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27851 get_vectype_for_scalar_type, vect_is_simple_use,
27852 supportable_widening_operation, supportable_narrowing_operation):
27854 (bb_in_loop_p): Move to tree-vect-loop.c.
27855 (new_loop_vec_info, destroy_loop_vec_info,
27856 reduction_code_for_scalar_code, report_vect_op,
27857 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27858 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27859 (vect_supportable_dr_alignment): Likewise.
27860 * tree-vectorizer.h (tree-data-ref.h): Include.
27861 (vect_loop_location): Declare.
27862 Reorganize function declarations according to the new file structure.
27863 * tree-vect-loop.c: New file.
27864 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27865 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27866 * tree-vect-data-refs.c: New file.
27867 * tree-vect-patterns.c (timevar.h): Don't include.
27868 * tree-vect-stmts.c: New file.
27869 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27870 tree-vect-slp.c, tree-vect-loop.c.
27871 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27872 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27873 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27874 (tree-vect-analyze.o): Remove.
27875 (tree-vect-transform.o): Likewise.
27876 (tree-vect-data-refs.o): Add rule.
27877 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27878 tree-vect-slp.o): Likewise.
27879 (tree-vect-patterns.o): Remove redundant dependencies.
27880 (tree-vectorizer.o): Likewise.
27881 * tree-vect-slp.c: New file.
27883 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27885 * optc-gen.awk: Warn if an option flag has multiple different
27888 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27890 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27891 -floop-block): Document dependences on PPL, CLooG and Graphite.
27893 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27895 PR rtl-optimization/323
27896 * c-common.c (c_fully_fold, convert_and_check,
27897 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27898 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27899 * c-common.def (EXCESS_PRECISION_EXPR): New.
27900 * c-cppbuiltin.c (builtin_define_float_constants): Define
27901 constants with enough digits for long double.
27902 * c-lex.c (interpret_float): Interpret constant with excess
27903 precision where appropriate.
27904 * c-opts.c (c_common_post_options): Set
27905 flag_excess_precision_cmdline. Give an error for
27906 -fexcess-precision=standard for C++ for processors where the
27907 option is significant.
27908 * c-parser.c (c_parser_conditional_expression): Handle excess
27909 precision in condition.
27910 * c-typeck.c (convert_arguments): Handle arguments with excess
27912 (build_unary_op): Move excess precision outside operation.
27913 (build_conditional_expr): Likewise.
27914 (build_compound_expr): Likewise.
27915 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27916 (build_modify_expr): Handle excess precision in RHS.
27917 (convert_for_assignment): Handle excess precision in converted
27919 (digest_init, output_init_element, process_init_element): Handle
27920 excess precision in initializer.
27921 (c_finish_return): Handle excess precision in return value.
27922 (build_binary_op): Handle excess precision in operands and add
27923 excess precision as needed for operation.
27924 * common.opt (-fexcess-precision=): New option.
27925 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27926 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27927 For standard excess precision, output explicit conversion to and
27928 truncation from XFmode.
27929 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27930 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27931 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27932 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27933 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27934 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27935 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27936 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27937 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27938 define_splits, sqrt<mode>2): Disable where appropriate for
27939 standard excess precision.
27940 * convert.c (convert_to_real): Do not shorten arithmetic to type
27941 for which excess precision would be used.
27942 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27943 * doc/invoke.texi (-fexcess-precision=): Document option.
27944 (-mfpmath=): Correct index entry.
27945 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27946 flag_excess_precision): New.
27947 * langhooks.c (lhd_post_options): Set
27948 flag_excess_precision_cmdline.
27949 * opts.c (common_handle_option): Handle -fexcess-precision=.
27950 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27951 init_excess_precision): New.
27952 (lang_dependent_init_target): Call init_excess_precision.
27953 * tree.c (excess_precision_type): New.
27954 * tree.h (excess_precision_type): Declare.
27956 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27959 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27960 non-lvalue to component.
27962 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27964 PR preprocessor/34695
27965 * Makefile.in (c-opts.o): Depend on c-tree.h.
27966 * c-common.c: Move down include of diagnostic.h.
27967 (done_lexing, c_cpp_error): New.
27968 * c-common.h (done_lexing): Declare.
27969 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27971 * c-opts.c: Include c-tree.h.
27972 (c_common_init_options): Set preprocessor error callback.
27973 (c_common_handle_option): Do not set preprocessor
27974 inhibit_warnings, warnings_are_errors, warn_system_headers,
27975 pedantic_errors or inhibit_warnings flags.
27976 (c_common_post_options): Do not check cpp_errors (parse_in).
27977 (c_common_finish): Do not output dependencies if there were
27978 errors. Do not check return value of cpp_finish.
27979 * c-ppoutput.c (pp_file_change): Set input_location.
27980 * c-tree.h (c_cpp_error): Declare.
27981 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27983 (diagnostic_build_prefix): Check override_column.
27984 * diagnostic.h (diagnostic_info): Add override_column field.
27985 (diagnostic_override_column): Define.
27987 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27989 * c-common.c (c_expand_expr, c_staticp): Remove.
27990 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27991 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27992 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27993 * c-gimplify.c (gimplify_compound_literal_expr,
27994 optimize_compound_literals_in_ctor): Remove.
27995 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27996 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27997 * c-semantics.c (emit_local_var): Remove.
27999 * langhooks-def.h (lhd_expand_expr): Remove.
28000 * langhooks.c (lhd_expand_expr): Remove.
28001 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
28003 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
28004 handling from c-semantics.c; don't call into langhook.
28005 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
28006 * gimplify.c (gimplify_compound_literal_expr,
28007 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
28008 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
28009 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
28010 as was done in c-gimplify.c.
28011 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
28012 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
28013 Move from c-common.h.
28014 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
28016 * tree.c (staticp): Do not call langhook.
28017 * langhooks.c (lhd_staticp): Delete.
28018 * langhooks-def.h (lhd_staticp): Delete prototype.
28019 (LANG_HOOKS_STATICP): Delete.
28020 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
28022 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
28023 instead of DECL_STMTs.
28025 2009-03-29 Joseph Myers <joseph@codesourcery.com>
28033 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
28035 (fold_call_expr): Return a NOP_EXPR from folding rather than the
28036 contained expression.
28037 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
28038 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
28039 conditional expressions for C.
28040 (decl_constant_value_for_optimization): Move from
28041 decl_constant_value_for_broken_optimization in c-typeck.c. Check
28042 whether optimizing and that the expression is a VAR_DECL not of
28043 array type instead of doing such checks in the caller. Do not
28044 check pedantic. Call gcc_unreachable for C++.
28045 * c-common.def (C_MAYBE_CONST_EXPR): New.
28046 * c-common.h (c_fully_fold, c_save_expr,
28047 decl_constant_value_for_optimization): New prototypes.
28048 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28049 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28050 EXPR_INT_CONST_OPERANDS): Define.
28051 * c-convert.c (convert): Strip nops from expression.
28052 * c-decl.c (groktypename): Take extra parameters expr and
28053 expr_const_operands. Update call to grokdeclarator.
28054 (start_decl): Update call to grokdeclarator. Add statement for
28055 expressions used in type of decl.
28056 (grokparm): Update call to grokdeclarator.
28057 (push_parm_decl): Update call to grokdeclarator.
28058 (build_compound_literal): Add parameter non_const and build a
28059 C_MAYBE_COSNT_EXPR if applicable.
28060 (grokdeclarator): Take extra parameters expr and
28061 expr_const_operands. Track expressions used in declaration
28062 specifiers and declarators. Fold array sizes and track whether
28063 they are constant expressions and whether they are integer
28064 constant expressions.
28065 (parser_xref_tag): Set expr and expr_const_operands fields in
28067 (grokfield): Update call to grokdeclarator.
28068 (start_function): Update call to grokdeclarator.
28069 (build_null_declspecs): Set expr and expr_const_operands fields in
28071 (declspecs_add_type): Handle expressions in typeof specifiers.
28072 * c-parser.c (c_parser_declspecs): Set expr and
28073 expr_const_operands fields for declaration specifiers.
28074 (c_parser_enum_specifier): Likewise.
28075 (c_parser_struct_or_union_specifier): Likewise.
28076 (c_parser_typeof_specifier): Likewise. Update call to
28077 groktypename. Fold expression as needed. Return expressions with
28078 type instead of adding statements.
28079 (c_parser_attributes): Update calls to c_parser_expr_list.
28080 (c_parser_statement_after_labels): Fold expression before passing
28081 to objc_build_throw_stmt.
28082 (c_parser_condition): Fold expression.
28083 (c_parser_asm_operands): Fold expression.
28084 (c_parser_conditional_expression): Use c_save_expr. Update call
28085 to build_conditional_expr.
28086 (c_parser_alignof_expression): Update call to groktypename.
28087 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
28088 original_code. Fold expression argument of va_arg. Create
28089 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
28090 argument to va_arg. Update calls to groktypename. Fold array
28091 index for offsetof. Verify that first argument to
28092 __builtin_choose_expr has integer type.
28093 (c_parser_postfix_expression_after_paren_type): Update calls to
28094 groktypename and build_compound_literal. Handle expressions with
28095 side effects in type name.
28096 (c_parser_postfix_expression_after_primary): Update call to
28097 c_parser_expr_list. Set original_code for calls to
28098 __builtin_constant_p.
28099 (c_parser_expr_list): Take extra parameter fold_p. Fold
28100 expressions if requested.
28101 (c_parser_objc_type_name): Update call to groktypename.
28102 (c_parser_objc_synchronized_statement): Fold expression.
28103 (c_parser_objc_receiver): Fold expression.
28104 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
28105 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
28106 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
28107 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
28108 (struct c_typespec): Add elements expr and expr_const_operands.
28109 (struct c_declspecs): Add elements expr and expr_const_operands.
28110 (groktypename, build_conditional_expr, build_compound_literal):
28112 (in_late_binary_op): Declare.
28113 * c-typeck.c (note_integer_operands): New function.
28114 (in_late_binary_op): New variable.
28115 (decl_constant_value_for_broken_optimization): Move to c-common.c
28116 and rename to decl_constant_value_for_optimization.
28117 (default_function_array_conversion): Do not strip nops.
28118 (default_conversion): Do not call
28119 decl_constant_value_for_broken_optimization.
28120 (build_array_ref): Do not fold result.
28121 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
28122 result when operand is a VLA.
28123 (c_expr_sizeof_type): Update call to groktypename. Handle
28124 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28125 result when operand names a VLA type.
28126 (build_function_call): Update call to build_compound_literal.
28127 Only fold result for calls to __builtin_* functions. Strip
28128 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28129 the function designator.
28130 (convert_arguments): Fold arguments. Update call to
28131 convert_for_assignment.
28132 (build_unary_op): Handle increment and decrement of
28133 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
28134 decrement earlier. Fold operand of increment and decrement.
28135 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
28136 built for integer operand. Wrap returns that are INTEGER_CSTs
28137 without being integer constant expressions or that have integer
28138 constant operands without being INTEGER_CSTs.
28139 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
28140 (build_conditional_expr): Add operand ifexp_bcp. Track whether
28141 result is an integer constant expression or can be used in
28142 unevaluated parts of one and avoid folding and wrap as
28143 appropriate. Fold operands before possibly doing -Wsign-compare
28145 (build_compound_expr): Wrap result for C99 if operands can be used
28146 in integer constant expressions.
28147 (build_c_cast): Update call to digest_init. Do not ignore
28148 overflow from casting floating-point constants to integers. Wrap
28149 results that could be confused with integer constant expressions,
28150 null pointer constants or floating-point constants.
28151 (c_cast_expr): Update call to groktypename. Handle expressions
28152 included in type name.
28153 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
28154 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
28155 Update calls to convert_for_assignment.
28156 (convert_for_assignment): Take new parameter
28157 null_pointer_constant. Do not strip nops or call
28158 decl_constant_value_for_broken_optimization. Set
28159 in_late_binary_op for conversions to boolean.
28160 (store_init_value): Update call to digest_init.
28161 (digest_init): Take new parameter null_pointer_constant. Do not
28162 call decl_constant_value_for_broken_optimization. pedwarn for
28163 initializers not constant expressions. Update calls to
28164 convert_for_assignment.
28165 (constructor_nonconst): New.
28166 (struct constructor_stack): Add nonconst element.
28167 (really_start_incremental_init, push_init_level, pop_init_level):
28168 Handle constructor_nonconst and nonconst element.
28169 (set_init_index): Call constant_expression_warning for array
28171 (output_init_element): Fold value. Set constructor_nonconst as
28172 applicable. pedwarn for initializers not constant expressions.
28173 Update call to digest_init. Call constant_expression_warning
28174 where constant initializers are required.
28175 (process_init_element): Use c_save_expr.
28176 (c_finish_goto_ptr): Fold expression.
28177 (c_finish_return): Fold return value. Update call to
28178 convert_for_assignment.
28179 (c_start_case): Fold switch expression.
28180 (c_process_expr_stmt): Fold expression.
28181 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
28182 ensure statement expression is not evaluated in constant expression.
28183 (build_binary_op): Track whether results are integer constant
28184 expressions or may occur in such, disable folding and wrap results
28185 as applicable. Fold operands for -Wsign-compare warnings unless
28187 (c_objc_common_truthvalue_conversion): Handle results folded to
28188 integer constants that are not integer constant expressions.
28189 * doc/extend.texi: Document when typeof operands are evaluated,
28190 that condition of __builtin_choose_expr is an integer constant
28191 expression, and more about use of __builtin_constant_p in
28194 2009-03-29 Richard Guenther <rguenther@suse.de>
28196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28197 propagate addresses of array references.
28199 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28201 * regmove.c (perhaps_ends_bb_p): Remove.
28202 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28203 from INSN and check that the main loop stays within that basic block.
28204 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28205 (regmove_forward_pass): Split out from regmove_optimize. Use
28206 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28207 (regmove_backward_pass): Split out from regmove_optimize. Use
28208 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28209 (regmove_optimize): Simplify.
28211 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28214 * config/i386/i386.c (classify_argument): Ignore flexible array
28215 member in struct and warn ABI change.
28217 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28219 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28221 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28222 (ix86_adjust_cost): Updated.
28224 2009-03-29 Jan Hubicka <jh@suse.cz>
28226 PR middle-end/28850
28227 * tree-pass.h (pass_cleanup_eh): New function.
28228 (remove_unreachable_regions): Break code handling RTL
28229 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28230 that can not be reached by runtime.
28231 (can_be_reached_by_runtime): New function.
28232 (label_to_region_map): New function.
28233 (num_eh_regions): New function.
28234 (rtl_remove_unreachable_regions): New function.
28235 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28236 (remove_eh_region): New function.
28237 * except.h: Include sbitmap and vecprim.
28238 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28239 num_eh_regions): Declare.
28240 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28241 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28242 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28243 (tree_empty_eh_handler_p): New function.
28244 (cleanup_empty_eh): New function.
28245 (cleanup_eh): New function.
28246 (pass_cleanup_eh): New function.
28248 2009-03-29 Jan Hubicka <jh@suse.cz>
28250 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28251 for removed regions.
28253 2009-03-29 Jan Hubicka <jh@suse.cz>
28255 * except.c (dump_eh_tree): Dump all datastructures.
28257 2009-03-29 Jan Hubicka <jh@suse.cz>
28259 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28260 (duplicate_eh_regions_1): Likewise.
28261 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28262 vector; call EH verification.
28263 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28264 Be ready for region being removed.
28266 2009-03-29 Jan Hubicka <jh@suse.cz>
28268 * bitmap.c (bitmap_last_set_bit): New function.
28269 * bitmap.h (bitmap_last_set_bit): Declare.
28271 2009-03-29 David Ayers <ayers@fsfe.org>
28274 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
28275 by calling objc_compare_types and surpress warnings about
28276 incompatible C pointers that are compatible ObjC pointers.
28278 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
28280 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
28281 call initialize_inline_failed.
28282 (initialize_inline_failed): Move it from here ...
28283 * cgraph.c (initialize_inline_failed): ... to here.
28284 (cgraph_create_edge): Call initialize_inline_failed rather than
28285 setting inline_failed directly.
28287 2009-03-29 Ben Elliston <bje@au.ibm.com>
28290 * sysv4.opt (msdata): Improve comment.
28291 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
28292 * sysv4.h (SVR4_ASM_SPEC): Likewise.
28294 2009-03-29 Ben Elliston <bje@au.ibm.com>
28297 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
28298 load and store attributes.
28300 2009-03-29 Ben Elliston <bje@au.ibm.com>
28302 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
28303 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
28304 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
28305 * doc/extend.texi (X86 Built-in Functions): Add index entries for
28306 __builtin_infq and __builtin_huge_valq.
28308 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28310 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28312 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28313 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28315 2009-03-28 Xinliang David Li <davidxl@google.com>
28317 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28318 (do_dbg_cnt): New function.
28320 2009-03-28 Jan Hubicka <jh@suse.cz>
28322 Merge from pretty-ipa:
28324 2009-03-27 Jan Hubicka <jh@suse.cz>
28326 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28327 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28328 * passes.c (function_called_by_processed_nodes_p): New.
28329 * ipa-pure-const.c (check_call): Fix handling of operands.
28330 (analyze_function): Dump debug output for skipped bodies.
28331 (local_pure_const): Use function_called_by_processed_nodes_p.
28332 * dwarf2out.c (reference_to_unused): Use output.
28333 * passes.c (do_per_function_toporder): Likewise.
28335 2008-11-12 Jan Hubicka <jh@suse.cz>
28337 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28338 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28339 state_set_in_source enum
28340 (check_decl): Ignore memory tags; do not set fake looping flags;
28342 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28343 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28344 (check_call, analyze_function): Rewrite.
28346 (add_new_function): Update call of analyze_function.
28347 (generate_summary): Add call of analyze_function.
28348 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28349 (local_pure_const): New function.
28350 (pass_local_pure_const): New pass.
28351 * ipa-inline.c (inline_transform): Set after_inlining.
28352 * tree-eh.c (stmt_can_throw_external): New.
28353 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28354 work with aliasing built.
28355 * tree-flow.h (stmt_can_throw_external): New.
28356 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28357 and local pure/const pass in early and late optimization queue.
28359 2009-03-28 Martin Jambor <mjambor@suse.cz>
28361 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28363 (fold_binary): Allow function decl aligment consideration is the
28364 second argument is integer constant one.
28365 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28366 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28367 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28369 2009-03-28 Jan Hubicka <jh@suse.cz>
28371 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28372 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28373 * function.h (rtl_data): Add nothrow flag.
28374 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28375 set DECL_NOTHROW for AVAILABLE functions.
28377 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28379 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28380 following vector keyword has expansion starting with pixel or bool
28381 keyword, expand vector to __vector and pixel or bool to __pixel or
28385 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28386 warn_if_disallowed_function_p): Removed.
28387 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28388 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28389 warning_if_disallowed_function_p.
28390 * flags.h (warn_if_disallowed_function_p,
28391 warn_disallowed_functions): Removed.
28392 * common.opt (Wdisallowed-function-list=): Removed.
28393 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28395 2009-03-28 Richard Guenther <rguenther@suse.de>
28397 PR tree-optimization/38723
28398 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28401 2009-03-28 Jan Hubicka <jh@suse.cz>
28403 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28404 test introduced by my previous patch.
28406 2009-03-28 Richard Guenther <rguenther@suse.de>
28408 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28409 the PHIs value undefined.
28411 2009-03-28 Jan Hubicka <jh@suse.cz>
28413 * tree-pass.h (pass_fixup_cfg): New pass.
28414 * ipa-inline.c (inline_transform): Set
28415 always_inline_functions_inlined/after_inlining.
28416 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28417 (pass_fixup_cfg): New pass.
28418 * passes.c (init_optimization_passes): Add fixup_cfg.
28420 2009-03-28 Richard Guenther <rguenther@suse.de>
28422 PR tree-optimization/38458
28423 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28424 argument use the arguments copy-of value.
28426 2009-03-28 Richard Guenther <rguenther@suse.de>
28428 PR tree-optimization/38180
28429 * tree-ssa-ccp.c (get_default_value): Simplify.
28430 (likely_value): Likewise.
28431 (surely_varying_stmt_p): Properly handle VOP case.
28432 (ccp_initialize): Likewise.
28433 (ccp_fold): Handle propagating through *&.
28434 (fold_const_aggregate_ref): Also handle decls.
28436 2009-03-28 Jan Hubicka <jh@suse.cz>
28438 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28439 * cgraph.h (cgraph_node): Likewise.
28440 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28441 (cgraph_reset_node): Use process flag.
28442 (cgraph_mark_functions_to_output): Likewise.
28443 (cgraph_expand_function): Likewise.
28444 (cgraph_expand_all_functions): Likewise.
28445 (cgraph_output_in_order): Likewise.
28446 * dwarf2out.c (reference_to_unused): Likewise.
28447 * passes.c do_per_function_toporder): Likewise.
28449 2009-03-28 Jan Hubicka <jh@suse.cz>
28451 Bring from lto-branch:
28453 2008-09-03 Doug Kwan <dougkwan@google.com>
28455 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28456 enums instead of reason strings.
28457 * cgraph.c (cgraph_create_edge): Same.
28458 (cgraph_inline_failed_string): New function.
28459 * cgraph.h (cgraph_inline_failed_t): New enum type.
28460 (cgraph_inline_failed_string): New prototype.
28461 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28462 char pointer to cgraph_inline_failed_t.
28463 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28464 (cgraph_default_inline_p): Ditto.
28465 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28466 to cgraph_inline_failed_t pointer.
28467 * cif-code.def: New file.
28468 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28470 (cgraph_check_inline_limits): Change type of REASON to pointer to
28471 cgraph_inline_failed_t. Replace reason strings with enums.
28472 (cgraph_default_inline_p): Ditto.
28473 (cgraph_recursive_inlining_p): Ditto.
28474 (update_caller_keys): Change type of FAILED_REASON to
28475 cgraph_inline_failed_t.
28476 (cgraph_set_inline_failed): Change type of REASON to pointer to
28477 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28478 convert enums to strings for text output.
28479 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28480 to be of type cgraph_inline_failed_t. Replace reason strings with
28481 enums. Call cgraph_inline_failed_string to covert enums
28482 to strings for text output.
28483 (cgraph_decide_inlining): Replace reason strings with enums.
28484 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28485 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28487 * tree-inline.c (expand_call_inline): Change type of REASON
28488 to cgraph_inline_failed_t. Replace reason strings with enums.
28489 Call cgraph_inline_failed_string for text output.
28490 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28493 2009-03-28 Jan Hubicka <jh@suse.cz>
28495 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28496 cgraph_clone_node): Remove master clone handling.
28497 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28498 * cgraph.h (master_clone): Remove.
28499 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28500 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28501 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28503 2009-03-28 Jan Hubicka <jh@suse.cz>
28505 * cgraph.c (cgraph_function_body_availability): Functions declared
28506 inline are always safe to assume that it is not going to be replaced.
28508 2009-03-28 Richard Guenther <rguenther@suse.de>
28510 PR tree-optimization/38513
28511 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28512 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28513 EXC_PTR_EXPR and FILTER_EXPR.
28514 (get_ref_from_reference_ops): Likewise.
28516 2009-03-28 Richard Guenther <rguenther@suse.de>
28518 PR tree-optimization/38968
28519 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28520 Use FLOOR_MOD_EXPR to compute misalignment.
28522 2009-03-28 Richard Guenther <rguenther@suse.de>
28524 PR tree-optimization/37795
28525 * tree.h (combine_comparisons): Declare.
28526 * fold-const.c (combine_comparisons): Export.
28527 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28529 (ifcombine_iforif): Use combine_comparisons.
28531 2009-03-28 Jan Hubicka <jh@suse.cz>
28533 * tree-eh.c (inlinable_call_p): New function.
28534 (make_eh_edges): Use it.
28535 (verify_eh_edges): Use it.
28536 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28537 * except.c (reachable_next_level): Add inlinable_function argument
28538 (sjlj_find_directly_reachable_regions): Update.
28539 (add_reachable_handler): Do not set saw_any_handlers.
28540 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28541 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28542 Add new inlinable call parameter.
28543 (can_throw_internal, can_throw_external): Update.
28544 * except.h (can_throw_internal_1, can_throw_external_1,
28545 foreach_reachable_handler): Update declaration.
28547 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28549 * config/arm/t-arm-coff, config/h8300/coff.h,
28550 config/i386/i386-aout.h, config/i386/i386-coff.h,
28551 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28552 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28553 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28554 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28555 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28556 sys-types.h: Remove.
28557 * Makefile.in: Remove protoize and fixproto support and references
28559 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28560 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28562 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28563 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28564 unprotoize$(exeext).
28565 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28566 (.PHONY): Don't depend on proto.
28567 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28568 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28569 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28570 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28571 build/gen-protos.o, build/scan.o, xsys-protos.h,
28572 build/fix-header$(build_exeext), build/fix-header.o,
28573 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28574 stmp-install-fixproto): Remove.
28575 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28576 SYSCALLS.c or fixproto files.
28577 (install-common): Don't install protoize.
28578 (install-headers-tar, install-headers-cpio, install-headers-cp):
28579 Don't depend on $(STMP_FIXPROTO).
28580 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28581 install fixproto files or write out fixproto settings.
28582 (uninstall): Don't uninstall protoize.
28583 * config.gcc (use_fixproto): Remove.
28584 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28585 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28586 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28587 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28588 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28589 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28590 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28591 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28592 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28593 * config/t-vxworks (STMP_FIXPROTO): Remove.
28594 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28595 STMP_FIXPROTO): Remove.
28596 * config.in, configure: Regenerate.
28597 * crtstuff.c (gid_t, uid_t): Don't undefine.
28598 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28599 (arm-*-coff, arm-*-aout: Remove target entries.
28600 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28601 Remove mention of AIX 4.1.
28602 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28603 * doc/invoke.texi (Running Protoize): Remove.
28604 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28605 (Protoize Caveats): Remove.
28606 * tsystem.h: Update comments on headers assumed to exist.
28608 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28610 * genautomata.c: Add a new year to the copyright. Add a new
28612 (struct insn_reserv_decl): Add comments for member bypass_list.
28613 (find_bypass): Remove.
28614 (insert_bypass): New.
28615 (process_decls): Use insert_bypass.
28616 (output_internal_insn_latency_func): Output all bypasses with the
28617 same input insn in one switch case.
28619 * rtl.def (define_bypass): Describe bypass choice.
28620 * doc/md.texi (define_bypass): Ditto.
28622 2009-03-27 Richard Guenther <rguenther@suse.de>
28624 * gimplify.c (mark_addressable): Export.
28625 * tree-flow.h (mark_addressable): Declare.
28626 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28627 * tree-ssa.c (verify_phi_args): Verify that address taken
28628 variables have TREE_ADDRESSABLE set.
28630 2009-03-27 Richard Guenther <rguenther@suse.de>
28632 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28633 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28634 Do not mark decls TREE_ADDRESSABLE.
28635 (build_fold_addr_expr): Adjust.
28636 (fold_addr_expr): Remove.
28637 (fold_unary): Use build_fold_addr_expr.
28638 (fold_comparison): Likewise.
28639 (split_address_to_core_and_offset): Likewise.
28640 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28642 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28643 (gimplify_modify_expr_to_memcpy): Mark source and destination
28645 * omp-low.c (create_omp_child_function): Mark the object decl
28647 (lower_rec_input_clauses): Mark the var we take the address of
28649 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28651 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28653 PR middle-end/39315
28654 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28655 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28657 2009-03-27 Richard Guenther <rguenther@suse.de>
28659 PR tree-optimization/39120
28660 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28662 (handle_lhs_call): Process return constraints. Add escape
28663 constraints if necessary.
28664 (handle_const_call): Fill out return constraints. Make nested
28665 case more precise. Avoid consttmp if possible.
28666 (handle_pure_call): Fill out return constraints. Avoid
28667 callused if possible.
28668 (find_func_aliases): Simplify call handling.
28670 2009-03-27 Richard Guenther <rguenther@suse.de>
28672 PR tree-optimization/39120
28673 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28674 as a representative.
28675 (solve_graph): Do propagate CALLUSED.
28676 (handle_pure_call): Use a scalar constraint from CALLUSED for
28678 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28681 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28684 * c-common.c (handle_aligned_attribute): Properly check alignment
28685 overflow. Use (1U << i) instead of (1 << i).
28687 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28689 * expr.h (get_mem_align_offset): Updated.
28691 * tree.h (tree_decl_common): Change align to "unsigned int" and
28692 move it before pointer_alias_set.
28694 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28695 Jakub Jelinek <jakub@redhat.com>
28698 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28699 gr_register_operand with gr_reg_or_0_operand.
28700 (cmpxchg_rel_di): Likewise.
28701 (sync_lock_test_and_set<mode>): Likewise.
28703 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28705 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28706 (true_regnum): Likewise.
28708 * rtlanal.c (subreg_info): Moved to ...
28709 * rtl.h (subreg_info): Here. New.
28710 (subreg_get_info): New.
28712 * rtlanal.c (subreg_get_info): Make it extern.
28714 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28717 * config/i386/i386.c (ix86_abi): New.
28718 (override_options): Handle -mabi=.
28719 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28720 (ix86_call_abi_override): Likewise.
28721 (init_cumulative_args): Likewise.
28722 (function_arg_advance): Likewise.
28723 (function_arg_64): Likewise.
28724 (function_arg): Likewise.
28725 (ix86_pass_by_reference): Likewise.
28726 (ix86_function_value_regno_p): Likewise.
28727 (ix86_build_builtin_va_list_abi): Likewise.
28728 (setup_incoming_varargs_64): Likewise.
28729 (is_va_list_char_pointer): Likewise.
28730 (ix86_init_machine_status): Likewise.
28731 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28732 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28733 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28734 (ix86_function_abi): Make it static and return enum calling_abi.
28735 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28737 (ix86_fn_abi_va_list): Updated.
28739 * config/i386/i386.h (ix86_abi): New.
28740 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28741 (CONDITIONAL_REGISTER_USAGE): Likewise.
28742 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28743 (machine_function): Likewise.
28745 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28747 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28748 (STACK_BOUNDARY): Likewise.
28749 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28751 * config/i386/i386.opt (mabi=): New.
28753 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28754 return enum calling_abi.
28755 (ix86_function_type_abi): Likewise.
28756 (ix86_function_abi): Removed.
28758 * doc/invoke.texi: Document -mabi= option for x86.
28760 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28762 * builtins.c (real_dconstp): Delete.
28763 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28765 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28766 Jakub Jelinek <jakub@redhat.com>
28769 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28770 (gen_subprogram_die): When a function is explicit, generate the
28771 DW_AT_explicit attribute.
28772 * langhooks.h (struct lang_hooks_for_decls): Add
28773 function_decl_explicit_p langhook.
28774 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28775 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28777 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28779 * builtins.c (fold_builtin_memory_op): Optimize memmove
28780 into memcpy if we can prove source and destination don't overlap.
28782 * tree-inline.c: Include gt-tree-inline.h.
28783 (clone_fn_id_num): New variable.
28784 (clone_function_name): New function.
28785 (tree_function_versioning): Use it.
28786 * Makefile.in (GTFILES): Add tree-inline.c.
28788 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28790 * BASE-VER: Change to 4.5.0.
28792 2009-03-27 Xinliang David Li <davidxl@google.com>
28794 PR tree-optimization/39557
28795 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28797 2009-03-27 Xinliang David Li <davidxl@google.com>
28799 PR tree-optimization/39548
28800 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28803 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28805 * c-common.c (pointer_int_sum): Use %wd on return from
28808 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28810 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28811 on return from tree_low_cst.
28813 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28816 * ginclude/stdarg.h (va_copy): Define also for
28817 __GXX_EXPERIMENTAL_CXX0X__.
28819 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28822 * builtins.h (c_strlen): Do not warn here.
28823 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28824 * c-common.c (pointer_int_sum): Take an explicit location.
28825 Warn about offsets out of bounds.
28826 * c-common.h (pointer_int_sum): Adjust declaration.
28828 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28830 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28833 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28836 * opts.c (warn_if_disallowed_function_p): Don't assume
28837 get_callee_fndecl must return non-NULL.
28839 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28841 PR rtl-optimization/39522
28842 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28843 when reg_reloaded_valid is set.
28845 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28847 * config/spu/divv2df3.c: New file.
28848 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28849 (DPBIT_FUNCS): Filter out _div_df.
28851 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28853 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28854 a jump insn, count that jump in the distance to the loop start.
28856 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28859 * config/sh/sh.c (calc_live_regs): Fix condition for global
28860 registers except PIC_OFFSET_TABLE_REGNUM.
28862 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28865 * doc/invoke.texi (-mconsole): New.
28867 (-mno-cygwin): New.
28869 (-mnop-fun-dllimport): New.
28873 (sub section "i386 and x86-64 Windows Options"): New.
28875 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28877 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28878 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28880 2009-03-25 Richard Guenther <rguenther@suse.de>
28882 PR middle-end/39497
28883 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28886 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28888 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28889 neither of haifa/selective schedulers are working.
28891 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28893 * doc/invoke.texi (Debugging Options): Fix description of
28894 -fno-merge-debug-strings.
28896 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28898 * config/cris/libgcc.ver: New version-script.
28899 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28901 * configure.ac <GAS features, nop mnemonic>: Add pattern
28902 crisv32-*-* for "nop".
28903 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28904 * configure: Regenerate.
28906 2009-03-24 Ira Rosen <irar@il.ibm.com>
28908 PR tree-optimization/39529
28909 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28910 mark_sym_for_renaming for the tag copied to the new vector
28913 2009-03-24 Arthur Loiret <aloiret@debian.org>
28915 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28916 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28917 EXTRA_SPEC_FUNCTIONS.
28918 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28919 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28920 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28921 -march and -mtune options.
28923 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28925 * config/m68k/t-rtems: Add m5329 multilib.
28927 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28928 Jakub Jelinek <jakub@redhat.com>
28931 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28934 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28937 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28938 instead of c_parser_expression_conv, if original_code isn't one of the
28939 4 allowed comparison codes, fail.
28941 2009-03-23 Richard Guenther <rguenther@suse.de>
28943 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28944 * tree.h (struct tree_type): Likewise.
28945 * reload.h (struct insn_chain): Likewise.
28946 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28947 * function.h (struct function): Likewise.
28948 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28950 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28952 PR tree-optimization/39516
28953 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28955 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28957 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28958 should be set true if BITS_PER_WORD of target is bigger than 32
28960 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28962 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28963 Translate -B-options to -rpath-link. Correct existing
28964 rpath-link and conditionalize on !nostdlib.
28966 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28968 * doc/extend.texi (Function Attributes, Variable Attributes):
28970 * doc/invoke.texi (Debugging Options, Optimize Options)
28971 (i386 and x86-64 Options, MCore Options): Likewise.
28973 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28976 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28977 it for block local namespace aliases.
28978 (gen_decl_die): Pass context_die to gen_namespace_die.
28980 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28983 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28984 minimum or maximum value.
28986 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28988 * reginfo.c (globalize_reg): Recompute derived reg sets.
28990 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28993 * libgcc2.c (mprotect): Do not use signed arguments for
28994 VirtualProtect, use DWORD arguments. Also fix the 'may
28995 be used uninitialized' warning for the np variable.
28997 2009-03-19 Jakub Jelinek <jakub@redhat.com>
29000 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
29001 functions using regparm calling conventions when not optimizing.
29002 (ix86_function_sseregparm): Similarly for sseregparm calling
29005 2009-03-19 Li Feng <nemokingdom@gmail.com>
29007 PR middle-end/39500
29008 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
29009 dependence if the first conflict is after niter iterations.
29011 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
29013 PR middle-end/38609
29014 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
29015 functions with dynamic stack-pointer adjustments.
29017 2009-03-19 Ben Elliston <bje@au.ibm.com>
29019 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
29020 option; change to -msdata=data.
29022 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29024 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
29027 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
29030 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
29032 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
29034 * doc/invoke.texi (Code Gen Options): Expand discussion of
29037 2009-03-18 Jakub Jelinek <jakub@redhat.com>
29039 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
29040 * matrix-reorg.c (struct matrix_info): Likewise.
29041 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
29042 * rtl.h (struct mem_attrs): Likewise.
29043 * df.h (struct df): Likewise.
29044 * tree-data-ref.h (struct data_dependence_relation): Likewise.
29045 * ira-int.h (struct ira_allocno): Likewise.
29046 * df-scan.c (struct df_collection_rec): Likewise.
29047 * ira.c (struct equivalence): Likewise.
29048 * function.c (struct temp_slot): Likewise.
29049 * cfgloop.h (struct loop): Likewise.
29052 * function.c (use_register_for_decl): When not optimizing, disregard
29053 register keyword for variables with types containing methods.
29055 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
29057 PR middle-end/39447
29058 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
29059 (is_simple_operand): Call contains_component_ref_p before calling data
29060 reference analysis that would fail on COMPONENT_REFs.
29062 * tree-vrp.c (search_for_addr_array): Fix formatting.
29064 2009-03-18 Richard Guenther <rguenther@suse.de>
29066 * tree-vect-transform.c (vect_loop_versioning): Fold the
29067 generated comparisons.
29068 * tree-vectorizer.c (set_prologue_iterations): Likewise.
29069 (slpeel_tree_peel_loop_to_edge): Likewise.
29071 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29073 PR middle-end/37805
29074 * opts.c (print_specific_help): In addition to `undocumented',
29075 accept `separate' and `joined' flags if passed alone. Describe
29076 output by the first matched one of those.
29077 (common_handle_option): Skip over empty strings.
29078 * gcc.c (display_help): Fix help string for `--help='.
29079 * doc/invoke.texi (Option Summary, Overall Options): With
29080 `--help=', classes and qualifiers can both be repeated, but
29081 only the latter can be negated. One should not pass only
29082 negated qualifiers. Fix markup and examples.
29085 2008-10-14 Jakub Jelinek <jakub@redhat.com>
29086 PR middle-end/37805
29087 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
29088 and -fhelp=separate.
29090 2009-03-17 Jing Yu <jingyu@google.com>
29092 PR middle-end/39378
29093 * function.h (struct rtl_data): Move is_thunk from here...
29094 (struct function): ...to here.
29095 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
29096 * varasm.c (assemble_start_function): Change is_thunk from crtl to
29098 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
29100 (alpha_does_function_need_gp, alpha_start_function): Likewise.
29101 (alpha_output_function_end_prologue): Likewise.
29102 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
29103 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
29104 (rs6000_output_function_epilogue): Likewise.
29105 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
29107 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
29110 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
29111 from different units in a single alternative.
29112 (*truncdfsf_i387): Ditto.
29113 (*truncxfsf2_mixed): Ditto.
29114 (*truncxfdf2_mixed): Ditto.
29116 2009-03-17 Jakub Jelinek <jakub@redhat.com>
29118 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
29119 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
29122 * tree-ssa-live.c (remove_unused_locals): Don't remove local
29123 unused non-artificial variables when not optimizing.
29126 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29127 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29128 NAMESPACE_DECL in its DECL_INITIAL.
29130 PR middle-end/39443
29131 * optabs.c (set_user_assembler_libfunc): New function.
29132 * expr.h (set_user_assembler_libfunc): New prototype.
29133 * c-common.c: Include libfuncs.h.
29134 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
29135 for memcmp, memset, memcpy, memmove and abort.
29136 * Makefile.in (c-common.o): Depend on libfuncs.h.
29139 * dwarf2out.c (gen_inlined_enumeration_type_die,
29140 gen_inlined_structure_type_die, gen_inlined_union_type_die,
29141 gen_tagged_type_instantiation_die): Removed.
29142 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
29145 2009-03-17 Janis Johnson <janis187@us.ibm.com>
29148 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
29150 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
29151 (check-parallel-%): Ditto.
29152 (check-consistency): Ditto.
29154 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
29156 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
29157 local variable rhs by NULL_TREE.
29159 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29162 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
29164 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29167 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
29169 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29172 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
29173 for ms->sysv ABI calls only in 64bit mode.
29175 * config/i386/i386.md (untyped_call): Support 32bit.
29177 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
29179 * doc/extend.texi: Replace x86_65 with x86_64.
29181 2009-03-16 Jakub Jelinek <jakub@redhat.com>
29183 PR tree-optimization/39455
29184 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29185 mismatches for POINTER_TYPE_P (type).
29186 (number_of_iterations_le): Likewise.
29188 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29190 * config/picochip/picochip.c: Removed profiling support.
29191 * config/picochip/picochip.md: Removed profiling instruction.
29192 * config/picochip/picochip.h: Removed profiling builtin.
29194 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29196 * doc/install.texi (--with-host-libstdcxx): Document.
29198 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29201 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29202 generate a warning if the function name does not begin with
29203 "__vector" and the function has either the 'signal' or 'interrupt'
29204 attribute, from here to ...
29205 (avr_declare_function_name): ...here. New function.
29206 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29207 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29209 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29212 * cse.c (fold_rtx): Don't modify original const_arg1 when
29213 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29214 separate variable instead.
29215 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29216 from out of range shift counts.
29217 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29219 2009-03-13 Catherine Moore <clm@codesourcery.com>
29221 * config/i386/x-mingw32 (host-mingw32.o): Replace
29222 diagnostic.h with $(DIAGNOSTIC_H).
29224 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29227 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29229 * config/i386/sync.md (sync_compare_and_swap<mode>,
29230 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29231 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29233 (sync_double_compare_and_swapdi_pic,
29234 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29235 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29237 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29240 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29242 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29245 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29246 (avx_addsubv4df3): Likewise.
29247 (*avx_addsubv4sf3): Likewise.
29248 (sse3_addsubv4sf3): Likewise.
29250 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29253 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29255 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29258 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29259 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29260 registers for allocnos created from user-defined variables.
29262 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29265 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29266 of non-integer mode as well.
29268 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29270 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29271 for functions for which the parameter types are unknown.
29273 2009-03-11 Jakub Jelinek <jakub@redhat.com>
29276 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
29277 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
29278 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
29279 * config/i386/i386.c (ix86_local_alignment): For
29280 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
29281 long long variables on the stack to avoid dynamic realignment.
29282 Allow the first argument to be a decl rather than type.
29283 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
29285 2009-03-11 Nick Clifton <nickc@redhat.com>
29288 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
29290 Add description to mno-lsim option.
29291 * config/mcore/mcore.h: Remove comment about deprecated m4align
29293 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
29294 * doc/invoke.texi: Add description of mno-lsim and
29295 mstack-increment options.
29297 * config/fr30/fr30.opt: Document the -mno-lsim option.
29298 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
29299 and -mno-lsim options.
29301 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29303 * fold-const.c (fold_comparison): Only call fold_inf_compare
29304 if the mode supports infinities.
29306 2009-03-11 Jason Merrill <jason@redhat.com>
29309 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29310 end already did. Notice GIMPLE_CALL modifications of the result.
29311 Don't copy debug information from an ignored decl or a decl from
29314 2009-03-10 Richard Guenther <rguenther@suse.de>
29315 Nathan Froyd <froydnj@codesourcery.com>
29317 PR middle-end/37850
29318 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29319 (__divMODE3): Likewise.
29321 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29323 PR tree-optimization/39394
29324 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29325 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29327 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29329 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29330 inline asms for register asm ("") declarations.
29332 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29334 * fold-const.c (fold_unary): Fix comment.
29336 2009-03-07 Jan Hubicka <jh@suse.cz>
29339 * tree-inline.c (setup_one_parameter): Do replacement of const
29340 argument by constant in SSA form.
29342 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29344 PR middle-end/38028
29345 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29346 determine alignment passed to assign_stack_local.
29347 (assign_parms_unsplit_complex): Likewise.
29348 * except.c (sjlj_build_landing_pads): Likewise.
29350 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29352 PR middle-end/39360
29353 * tree-flow.h (add_referenced_var): Return bool instead of void.
29354 * tree-dfa.c (add_referenced_var): Return result of
29355 referenced_var_check_and_insert call.
29356 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29357 of referenced_var_check_and_insert.
29360 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29361 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29362 DIE, don't emit it if abstract origin already has it.
29363 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29364 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29366 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29368 * genpreds.c (needs_variable): Fix parentheses at variable name
29370 (write_tm_constrs_h): Indent generated code.
29372 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29374 * doc/extend.texi (Function Attributes): Add documentation
29375 for isr attributes.
29377 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29380 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29381 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29383 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29385 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29388 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29391 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29392 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29394 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29396 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29397 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29398 constants instead of magic numbers.
29399 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29401 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29402 (x86_64_ms_abi_int_parameter_registers): Ditto.
29403 (x86_64_int_return_registers): Ditto.
29404 (ix86_maybe_switch_abi): Ditto.
29405 (ix86_expand_call): Ditto for clobbered_registers array.
29406 (ix86_hard_regno_mode_ok): Ditto.
29407 (x86_extended_QIreg_mentioned_p): Ditto.
29409 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29411 PR tree-optimization/39349
29412 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29414 * combine.c (gen_lowpart_for_combine): Use omode when generating
29417 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29419 PR rtl-optimization/39235
29420 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29422 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29424 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29426 2009-03-04 Richard Guenther <rguenther@suse.de>
29428 PR tree-optimization/39362
29429 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29430 that occur in abnormal PHIs should be varying.
29432 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29434 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29436 (simple_iv): Take loop as an argument instead of statement.
29437 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29438 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29440 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29442 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29443 * matrix-reorg.c (analyze_transpose): Ditto.
29444 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29445 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29446 * tree-predcom.c (ref_at_iteration): Ditto.
29447 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29449 2009-03-04 Richard Guenther <rguenther@suse.de>
29451 PR tree-optimization/39358
29452 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29453 escaped_id and callused_id.
29454 (solve_graph): Likewise.
29456 2009-03-04 Richard Guenther <rguenther@suse.de>
29458 PR tree-optimization/39339
29459 * tree-sra.c (try_instantiate_multiple_fields): Make it
29460 no longer ICE on the above.
29462 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29464 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29465 that fits within Pmode.
29467 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29469 PR middle-end/10109
29470 * tm.texi (LIBCALL_VALUE): Update description.
29472 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29474 PR middle-end/34443
29475 * doc/extend.texi (section): Update description.
29477 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29479 PR middle-end/39345
29480 * tree-inline.c (remapped_type): New.
29481 (can_be_nonlocal): Call remapped_type instead of remap_type.
29483 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29486 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29487 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29489 2009-03-03 Richard Guenther <rguenther@suse.de>
29491 PR middle-end/39272
29492 * tree.c (tree_nonartificial_location): New function.
29493 * tree.h (tree_nonartificial_location): Declare.
29494 * builtins.c (expand_builtin_memory_chk): Provide location
29495 of the call location for artificial function pieces.
29496 (maybe_emit_chk_warning): Likewise.
29497 (maybe_emit_sprintf_chk_warning): Likewise.
29498 (maybe_emit_free_warning): Likewise.
29499 * expr.c (expand_expr_real_1): Likewise.
29501 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29503 PR tree-optimization/39343
29504 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29505 COMPONENT_REF t has ARRAY_TYPE.
29507 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29509 PR middle-end/39335
29510 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29511 when the type precision of the induction variable should be
29512 larger than the type precision of nit.
29513 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29514 * graphite.c (graphite_loop_normal_form): Same.
29515 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29517 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29519 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29520 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29521 numbers to describe clobbered registers.
29522 (*call_value_0_rex64_ms_sysv): Ditto.
29523 * config/i386/mmx.md (mmx_emms): Ditto.
29524 (mmx_femms): Ditto.
29526 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29528 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29531 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29533 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29534 (spu_section_type_flags): New function.
29536 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29538 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29539 reg_class_contents of FLOAT_REGS into a temporary.
29541 2009-03-02 Richard Guenther <rguenther@suse.de>
29542 Ira Rosen <irar@il.ibm.com>
29544 PR tree-optimization/39318
29545 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29546 information to the vectorized statement.
29548 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29550 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29551 variable. Use defined names instead of magic constants for REX SSE
29554 2009-03-01 Richard Guenther <rguenther@suse.de>
29556 PR tree-optimization/39331
29557 * omp-low.c (lower_send_shared_vars): Do not receive new
29558 values for the reference of DECL_BY_REFERENCE parms or results.
29560 2009-03-01 Jan Hubicka <jh@suse.cz>
29563 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29564 BLOCK_NONLOCALIZED_VAR): New macros.
29565 (tree_block): Add nonlocalized_vars.
29566 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29567 gen_decl_die): Add origin argument. Allow generation of die with
29568 origin at hand only.
29569 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29570 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29572 (gen_block_die): Fix checking for unused blocks.
29573 (process_scope_var): Break out from .... ; work with origins only.
29574 (decls_for_scope) ... here; process nonlocalized list.
29575 (dwarf2out_ignore_block): Look for nonlocalized vars.
29576 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29578 (dump_scope_block): Dump them.
29579 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29580 (remap_block): Likewise.
29581 (can_be_nonlocal): New predicate.
29582 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29584 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29586 * configure: Regenerate.
29588 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29590 * optc-gen.awk: No need to duplicate option flags twice.
29591 Reuse help texts for duplicate options which do not have any.
29593 * gcc.c (display_help): Document --version.
29595 * gcc.c (main): If print_help_list and verbose_flag, ensure
29596 driver output comes before subprocess output.
29598 * optc-gen.awk: Assign all remaining fields to help string,
29599 space-separated, for multi-line help in *.opt.
29601 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29602 -Wno-pedantic-ms-format is for MinGW targets only.
29604 * doc/options.texi (Option file format): Fix bad indentation,
29605 restoring dropped sentence.
29607 2009-02-28 Jan Hubicka <jh@suse.cz>
29609 * tree-inline.c (tree_function_versioning): Output debug info.
29611 2009-02-28 Jan Hubicka <jh@suse.cz>
29614 * tree-inline.c (setup_one_parameter): Do not copy propagate
29615 arguments when not optimizing.
29617 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29620 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29621 (avx_addsubv4df3): Likewise.
29622 (*avx_addsubv4sf3): Likewise.
29623 (sse3_addsubv4sf3): Likewise.
29624 (*avx_addsubv2df3): Likewise.
29625 (sse3_addsubv2df3): Likewise.
29626 (avx_unpckhps256): Correct item selectors.
29627 (avx_unpcklps256): Likewise.
29628 (avx_unpckhpd256): Likewise.
29629 (avx_unpcklpd256): Likewise.
29631 2009-02-28 Jan Hubicka <jh@suse.cz>
29633 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29635 (copy_arguments_for_versioning): If var is declared don't declare it.
29636 (tree_function_versioning): First setup substitutions and then copy
29639 2009-02-27 Jan Hubicka <jh@suse.cz>
29642 * cgraph.h (varpool_output_debug_info): Remove.
29643 * cgraphunit.c (varpool_output_debug_info): Remove.
29644 * dwarf2out.c (deferred_locations_struct): New struct
29645 (deferred_locations): New type.
29646 (deferred_locations_list): New static var.
29647 (deffer_location): New function.
29648 (gen_variable_die): Use it.
29649 (decls_for_scope): Output info on local static vars.
29650 (dwarf2out_finish): Process deferred locations.
29651 * varpool.c (varpool_output_debug_info): Remove.
29653 2009-02-27 Jan Hubicka <jh@suse.cz>
29656 * tree.h (TREE_PROTECTED): Fix comment.
29657 (BLOCK_HANDLER_BLOCK): Remove.
29658 (struct tree_block): Remove handler_block add body_block.
29659 (inlined_function_outer_scope_p): New.
29660 (is_body_block): Remove.
29661 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29662 * dwarf2out.c (is_inlined_entry_point): Remove.
29663 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29664 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29666 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29667 * gimplify.c (gimplify_expr): Gimplify body blocks.
29668 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29669 block with multiple subblocks.
29670 (dump_scope_block): Prettier output; dump more flags and info.
29671 (dump_scope_blocks): New.
29672 (remove_unused_locals): Use dump_scope_blocks.
29673 * tree-flow.h (dump_scope_blocks): Declare.
29674 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29675 * stmt.c (is_body_block): Remove.
29676 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29677 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29679 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29681 PR middle-end/39308
29682 * graphite.c (graphite_loop_normal_form): Do not call
29683 number_of_iterations_exit from a gcc_assert.
29685 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29687 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29688 jumps if COND is NULL.
29689 (find_cond_jump): New function.
29690 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29691 * config/s390/s390.md: Remove z10_cobra attribute value.
29693 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29695 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29696 force_const_mem returns NULL_RTX.
29698 2009-02-26 Jan Hubicka <jh@suse.cz>
29701 * cgraph.h (varpool_output_debug_info): Remove.
29702 * cgraphunit.c (varpool_output_debug_info): Remove.
29703 * dwarf2out.c (deferred_locations_struct): New struct
29704 (deferred_locations): New type.
29705 (deferred_locations_list): New static var.
29706 (deffer_location): New function.
29707 (gen_variable_die): Use it.
29708 (decls_for_scope): Output info on local static vars.
29709 (dwarf2out_finish): Process deferred locations.
29710 * varpool.c (varpool_output_debug_info): Remove.
29712 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29714 PR rtl-optimization/39241
29715 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29716 to subreg_offset_representable_p.
29718 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29720 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29721 execute function prototype. Get f and nregs from max_reg_num
29722 and get_insns. Remove the first backward pass as it's dead,
29723 guard the forward pass by flag_expensive_optimizations.
29724 (rest_of_handle_regmove): Delete.
29725 (pass_regmove): Replace it with regmove_optimize.
29727 2009-02-25 Martin Jambor <mjambor@suse.cz>
29729 PR tree-optimization/39259
29730 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29731 calls_alloca function flags.
29732 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29733 calls are detected.
29735 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29737 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29738 flags_set_1_rtx, flags_set_1_set): Delete.
29739 (regmove_optimize): Do not call mark_flags_life_zones.
29741 2009-02-24 Julian Brown <julian@codesourcery.com>
29744 * config/arm/arm.c (require_pic_register): Only set
29745 cfun->machine->pic_reg once per function.
29747 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29749 * doc/invoke.texi (Link Options): Document an easier way to pass
29750 options that take arguments to the GNU linker using -Xlinker and -Wl.
29752 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29755 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29757 2009-02-24 Richard Guenther <rguenther@suse.de>
29760 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29762 2009-02-24 Richard Guenther <rguenther@suse.de>
29763 Zdenek Dvorak <ook@ucw.cz>
29765 PR tree-optimization/39233
29766 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29767 from converting them to a generic type.
29769 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29771 PR tree-optimization/39260
29772 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29773 contains a condition with a real type.
29774 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29776 2009-02-23 Jason Merrill <jason@redhat.com>
29779 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29780 narrowing_initializer_constant_valid_p.
29781 (narrowing_initializer_constant_valid_p): Don't return
29782 null_pointer_node for adding a pointer to itself.
29784 2009-02-23 Jan Hubicka <jh@suse.cz>
29787 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29790 2009-02-23 Jan Hubicka <jh@suse.cz>
29792 PR tree-optimization/37709
29793 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29794 * tree.h (block_ultimate_origin): Declare.
29795 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29796 * tree-ssa-live.c (remove_unused_scope_block_p):
29797 Eliminate blocks containig no instructions nor live variables nor
29799 (dump_scope_block): New function.
29800 (remove_unused_locals): Enable removal of dead blocks by default;
29801 enable dumping at TDF_DETAILS.
29803 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29805 * config/i386/i386.c (classify_argument): Don't allow COImode
29807 (function_arg_advance_32): Don't allow OImode.
29808 (function_arg_32): Likewise.
29809 (function_value_32): Likewise.
29810 (return_in_memory_32): Likewise.
29811 (function_arg_64): Remove OImode comment.
29813 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29816 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29817 ix86_expand_vector_set for V4DImode in 64bit mode only.
29818 (ix86_expand_vector_init_one_var): Likewise.
29820 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29822 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29824 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29827 * loop-iv.c: Revert last change.
29828 * emit-rtl.c: Likewise.
29830 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29833 * config/i386/i386.c (type_natural_mode): Remove an extra
29834 space in the warning message.
29835 (function_value_32): Handle 32-byte vector modes.
29836 (return_in_memory_32): Likewise.
29838 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29840 * loop-iv.c (truncate_value): New function.
29841 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29843 (lowpart_subreg): Move to...
29844 * emit-rtl.c: ...here.
29846 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29848 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29849 accidental and undocumented change at revision 140860.
29851 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29853 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29854 take gimple_seq * arguments.
29855 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29856 types_compatible_p langhook.
29858 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29859 Joseph Myers <joseph@codesourcery.com>
29861 * config/arm/arm.c (arm_builtin_va_list): New function.
29862 (arm_expand_builtin_va_start): Likewise.
29863 (arm_gimplify_va_arg_expr): Likewise.
29864 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29865 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29866 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29867 (va_list_type): New variable.
29868 (arm_mangle_type): Mangle va_list_type appropriately.
29870 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29872 PR middle-end/39157
29873 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29874 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29875 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29876 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29877 parameter to 1000 for -O1 by default.
29878 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29880 * loop-invariant.c: Include params.h.
29881 (move_loop_invariants): Don't call move_single_loop_invariants on
29884 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29886 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29887 offset when calculating bounds for indexing stack_usage_map. Fixes
29888 a buffer overflow with certain target setups.
29890 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29893 * calls.c (expand_call): Clear try_tail_call if caller and callee
29894 disagree in promotion of function return value.
29896 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29899 * c-common.c (c_determine_visibility): If visibility changed and
29900 DECL_RTL has been already set, call make_decl_rtl to update symbol
29903 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29906 * varasm.c (assemble_variable): Don't check DECL_NAME when
29907 globalizing a variable.
29909 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29912 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29913 expression before any __builtin_trap call.
29914 * c-typeck.c (build_function_call): Convert and check function
29915 arguments before generating a call to a trap. Evaluate the
29916 function arguments before the trap.
29918 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29921 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29922 (UNSPEC_FXAM_MEM): New unspec.
29923 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29924 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29925 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29927 2009-02-19 Richard Guenther <rguenther@suse.de>
29929 PR tree-optimization/39207
29930 PR tree-optimization/39074
29931 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29932 storedanything_tree): New.
29933 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29934 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29935 (build_succ_graph): Add edges from STOREDANYTHING to all
29937 (init_base_vars): Initialize STOREDANYTHING.
29938 (compute_points_to_sets): Free substitution info after
29939 building the succ graph.
29940 (ipa_pta_execute): Likewise.
29942 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29944 (do_ds_constraint): Do not add to special var or non-pointer
29946 (type_could_have_pointers): Split out from ...
29947 (could_have_pointers): ... here. For arrays use the element type.
29948 (create_variable_info_for): Initialize may_have_pointers.
29949 (new_var_info): Likewise.
29950 (handle_lhs_call): Make the HEAP variable unknown-sized.
29951 (intra_create_variable_infos): Use a type with pointers for
29952 PARM_NOALIAS, make it unknown-sized.
29954 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29957 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29959 2009-02-18 Jason Merrill <jason@redhat.com>
29962 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29963 value if DECL_EXTERNAL.
29964 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29965 * target.h (gcc_target::binds_local_p): Clarify "module".
29966 * tree.h (TREE_PUBLIC): Clarify "module".
29968 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29971 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29972 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29974 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29977 * c.opt (Wabi): Support C and ObjC.
29980 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29982 * config/i386/i386.c (classify_argument): Warn once about the ABI
29983 change when passing union with long double.
29985 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29987 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29990 * c-parser.c (c_parser_compound_statement): Always enter and leave
29993 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29996 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29998 2009-02-18 Jakub Jelinek <jakub@redhat.com>
30000 PR tree-optimization/36922
30001 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
30002 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
30005 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30007 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
30010 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30012 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
30014 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
30016 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
30019 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
30020 Richard Sandiford <rdsandiford@googlemail.com>
30022 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
30023 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
30024 (loongson_biadd): ...this.
30026 2009-02-17 Richard Guenther <rguenther@suse.de>
30028 PR tree-optimization/39202
30029 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
30030 a var make sure to follow existing collapses.
30032 2009-02-17 Richard Guenther <rguenther@suse.de>
30034 PR middle-end/39214
30035 * langhooks.c (lhd_print_error_function): Check for NULL block.
30037 2009-02-17 Richard Guenther <rguenther@suse.de>
30039 PR tree-optimization/39204
30040 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
30043 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
30045 * config/soft-fp/double.h: Update from glibc CVS.
30047 2009-02-17 Richard Guenther <rguenther@suse.de>
30049 PR tree-optimization/39207
30050 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
30051 strict-aliasing warnings for pointers pointing to NULL.
30053 2009-02-16 Joseph Myers <joseph@codesourcery.com>
30056 * c-parser.c (c_parser_braced_init): Call pop_init_level when
30057 skipping until next close brace.
30059 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
30062 * config/i386/i386.c (ix86_expand_push): Set memory alignment
30063 to function argument boundary.
30065 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30067 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
30068 in the lea_add. Reload eventually constraints it properly.
30069 * config/picochip/constraints.md: Remove the target constraint
30070 "b", since it is not needed anymore.
30072 2009-02-16 Jakub Jelinek <jakub@redhat.com>
30074 * gthr-dce.h: Uglify function parameter and local variable names.
30075 * gthr-gnat.h: Likewise.
30076 * gthr-mipssde.h: Likewise.
30077 * gthr-nks.h: Likewise.
30078 * gthr-posix95.h: Likewise.
30079 * gthr-posix.h: Likewise.
30080 * gthr-rtems.h: Likewise.
30081 * gthr-single.h: Likewise.
30082 * gthr-solaris.h: Likewise.
30083 * gthr-tpf.h: Likewise.
30084 * gthr-vxworks.h: Likewise.
30085 * gthr-win32.h: Likewise.
30087 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
30090 * config/i386/i386.md: Restrict the new peephole2 to move
30091 between MMX/SSE registers.
30093 2009-02-15 Richard Guenther <rguenther@suse.de>
30096 2009-02-13 Richard Guenther <rguenther@suse.de>
30098 * configure.ac: Enable LFS.
30099 * configure: Re-generate.
30100 * config.in: Likewise.
30102 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30104 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
30105 spu_srqwbyte, spu_srqwbytebc): Define.
30106 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
30107 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
30108 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
30109 "shrqby_<mode>"): New insn-and-split patterns.
30110 * config/spu/spu.c (expand_builtin_args): Determine and return
30111 number of operands using spu_builtin_description data.
30112 (spu_expand_builtin_1): Use it.
30114 2009-02-13 Steve Ellcey <sje@cup.hp.com>
30117 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
30120 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30123 * config/i386/i386.c (override_options): Correct warning
30124 messages for -malign-loops, -malign-jumps and -malign-functions.
30126 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30129 * config/i386/i386.md: Restrict the new peephole2 to move
30130 between the general purpose registers.
30132 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30135 * config/i386/i386.c (type_natural_mode): Add a new argument.
30136 Return the original mode and warn ABI change if vector size is 32byte.
30137 (function_arg_advance): Updated.
30138 (function_arg): Likewise.
30139 (ix86_function_value): Likewise.
30140 (ix86_return_in_memory): Likewise.
30141 (ix86_sol10_return_in_memory): Likewise.
30142 (ix86_gimplify_va_arg): Likewise.
30143 (function_arg_32): Don't warn ABX ABI change here.
30144 (function_arg_64): Likewise.
30146 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
30148 * loop-iv.c (implies_p): In the final case, test that operands 0
30149 of the two comparisons match.
30151 * config/bfin/bfin.c (find_prev_insn_start): New function.
30152 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
30153 (find_next_insn_start): Move.
30155 2009-02-13 Richard Guenther <rguenther@suse.de>
30157 * configure.ac: Enable LFS.
30158 * configure: Re-generate.
30159 * config.in: Likewise.
30161 2009-02-13 Joseph Myers <joseph@codesourcery.com>
30164 * c-parser.c (c_parser_parms_list_declarator): Discard pending
30165 sizes on syntax error after some arguments have been parsed.
30167 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30169 * doc/invoke.texi (-fira): Remove.
30171 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30173 * caller-save.c: Replace regclass.c with reginfo.c in comments.
30174 * recog.c: Likewise.
30177 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
30179 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
30180 (umul_ppmm): Likewise.
30181 (count_leading_zeros): Likewise.
30182 (count_trailing_zeros): Likewise.
30183 (UMUL_TIME): Likewise.
30185 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30187 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30188 soft-fp/t-softfp to tmake_file.
30190 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30191 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30192 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30193 IA64_BUILTIN_INFQ]: New.
30194 (ia64_init_builtins): Initialize __builtin_infq,
30195 __builtin_fabsq and __builtin_copysignq if not HPUX.
30196 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30197 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30199 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30201 (__fixtfti): Likewise.
30202 (__fixunstfti): Likewise.
30203 (__floattitf): Likewise.
30205 * config/ia64/libgcc-glibc.ver: New.
30206 * config/ia64/t-fprules-softfp: Likewise.
30207 * config/ia64/sfp-machine.h: Likewise.
30209 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30210 (LIBGCC2_TF_CEXT): Likewise.
30211 (TF_SIZE): Likewise.
30212 (TARGET_INIT_LIBFUNCS): Likewise.
30214 * config/ia64/t-glibc (SHLINB_MAPFILES):
30215 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30217 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30219 * config/i386/i386.c (construct_container): Rewrite processing
30220 BLKmode with X86_64_SSE_CLASS.
30222 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30225 * config/i386/i386.md: Replace simplify_replace_rtx with
30226 replace_rtx in the new peephole2.
30228 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30230 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30231 loop unrolling do not happen at -O2.
30233 2009-02-12 Michael Matz <matz@suse.de>
30235 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30237 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30239 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30242 2009-02-12 Ben Elliston <bje@au.ibm.com>
30244 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30245 patterns when updating the back chain. Missed in the 2009-02-10
30248 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30250 * doc/extend.texi (Decimal Floating Types): Update identifier of
30251 draft TR and list of missing support.
30253 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30255 PR middle-end/39154
30256 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30257 bit to variable length decl's flags, add it also to its
30258 pointer replacement variable.
30260 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30261 Jakub Jelinek <jakub@redhat.com>
30264 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30265 (memory_blockage): New expander.
30266 (*memory_blockage): New insn pattern.
30267 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30268 instead of general blockage at the end of function prologue when
30269 frame pointer is used to access red zone area. Do not emit blockage
30270 when profiling, it is emitted in generic code.
30271 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30272 function epilogue when frame pointer is used to access red zone area.
30274 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
30277 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
30278 by arithmetic with memory operands.
30279 * config/i386/predicates.md (commutative_operator): New.
30281 2009-02-10 Janis Johnson <janis187@us.ibm.com>
30283 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
30286 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
30288 * alias.h (record_alias_subset): Declare.
30289 * alias.c (record_alias_subset): Make global.
30291 2009-02-10 Nick Clifton <nickc@redhat.com>
30293 * tree-parloops.c: Change license to GPLv3.
30294 * ipa-struct-reorg.c: Change license to GPLv3.
30295 * ipa-struct-reorg.h: Change license to GPLv3.
30297 2009-02-10 Steve Ellcey <sje@cup.hp.com>
30300 * c-decl.c (start_struct): Return NULL on error.
30302 2009-02-10 Jakub Jelinek <jakub@redhat.com>
30304 PR middle-end/39124
30305 * cfgloopmanip.c (remove_path): Call remove_bbs after
30306 cancel_loop_tree, not before it.
30309 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30310 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30311 VAR_DECLs were seen.
30312 * tree-ssa-live.c (remove_unused_locals): Recompute
30313 cfun->has_local_explicit_reg_vars.
30314 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30315 copies or clearings if cfun->has_local_explicit_reg_vars.
30317 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30320 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30321 of function prologue when frame pointer is used to access
30324 2009-02-10 Richard Guenther <rguenther@suse.de>
30326 PR middle-end/39127
30327 * gimplify.c (gimple_regimplify_operands): Always look if
30328 we need to create a temporary.
30330 2009-02-10 Richard Guenther <rguenther@suse.de>
30332 PR tree-optimization/39132
30333 * tree-loop-distribution.c (todo): New global var.
30334 (generate_memset_zero): Trigger TODO_rebuild_alias.
30335 (tree_loop_distribution): Return todo.
30337 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30340 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30341 (x86_64_reg_class_name): Removed.
30342 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30343 first one isn't X86_64_SSE_CLASS or any other ones aren't
30344 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30345 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30346 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30347 and 3 X86_64_SSEUP_CLASS.
30348 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30349 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30351 2009-02-10 Ben Elliston <bje@au.ibm.com>
30353 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30354 form instruction to update the stack back chain word, even if the
30355 user has disabled the generation of update instructions.
30356 (movdi_<mode>_update_stack): New.
30357 (movsi_update_stack): Likewise.
30358 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30359 always use an update form instruction to update the stack back
30362 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30364 PR middle-end/38953
30365 * graphite.c (if_region_set_false_region): After moving a region in
30366 the false branch of a condition, remove the empty dummy basic block.
30367 (gloog): Remove wrong fix for PR38953.
30369 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30371 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30372 generation due to implicit sign extension.
30374 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30376 PR middle-end/38981
30377 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30378 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30380 2009-02-09 Richard Guenther <rguenther@suse.de>
30382 PR middle-end/35202
30383 * convert.c (convert_to_real): Disable (float)fn((double)x)
30384 to fnf(x) conversion if errno differences may occur and
30385 -fmath-errno is set.
30387 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30389 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30390 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30391 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30393 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30396 * c-common.c (handle_alias_attribute): Disallow attribute for
30397 anything not a FUNCTION_DECL or VAR_DECL.
30399 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30402 * real.c (do_compare): Special-case compare of zero against
30403 decimal float value.
30405 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30408 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30409 as indicating flexible array members unless the field itself is
30410 being declarared as the incomplete array.
30412 2009-02-06 Jan Hubicka <jh@suse.cz>
30414 PR tree-optimization/38844
30415 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30416 is already inlined.
30418 2009-02-06 Richard Guenther <rguenther@suse.de>
30420 PR middle-end/38977
30421 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30422 fork because we may expand it as __gcov_fork.
30424 2009-02-06 Nick Clifton <nickc@redhat.com>
30426 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30428 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30430 PR tree-optimization/35659
30431 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30432 vn_phi_eq): Shortcut if hashcode does not match.
30433 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30435 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30436 and avoid iterative_hash_expr.
30437 (FOR_EACH_VALUE_ID_IN_SET): New.
30438 (value_id_compare): Remove.
30439 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30440 sort expressions by value id.
30442 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30445 * config/sh/predicates.md (general_movsrc_operand): Don't check
30446 the subreg of system registers here.
30448 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30451 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30452 on the copied decl.
30454 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30456 PR rtl-optimization/39110
30457 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30458 addresses, not aligned ones.
30460 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30461 Richard Guenther <rguenther@suse.de>
30463 PR tree-optimization/39100
30464 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30465 comment says and add edges.
30467 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30470 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30471 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30473 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30475 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30476 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30477 register_bb_in_sese, new_sese, free_sese): Moved.
30478 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30479 outermost_loop_in_scop, build_scop_iteration_domain,
30480 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30481 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30482 Use loop_in_sese_p instead of loop_in_scop_p.
30483 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30484 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30485 (scopdet_basic_block_info): Fix bug in scop detection.
30486 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30487 eq_loop_to_cloog_loop): Remove.
30488 (nb_loops_around_loop_in_scop, nb_loop
30489 ref_nb_loops): Moved here...
30490 * graphite.h (ref_nb_loops): ... from here.
30491 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30492 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30493 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30495 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30496 Hans-Peter Nilsson <hp@axis.com>
30498 PR rtl-optimization/37889
30499 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30500 Move offset handling from PLUS to before the switch. Use new
30501 arguments when considering SYMBOL_REFs too.
30502 (rtx_addr_can_trap_p): Pass dummy offset and size.
30503 (enum may_trap_p_flags): Remove.
30504 (may_trap_p_1): Pass size from MEM_SIZE.
30506 PR rtl-optimization/38921
30507 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30508 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30509 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30510 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30512 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30514 AVX Programming Reference (January, 2009)
30515 * config/i386/sse.md (*vpclmulqdq): New.
30517 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30519 PR tree-optimization/38977
30520 PR gcov-profile/38292
30521 * calls.c (special_function_p): Disregard __builtin_ prefix.
30523 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30525 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30526 non-indexable addresses even before reload.
30528 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30531 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30532 as having variable size. Do not give an error for unnamed
30533 parameters with [*] declarators. Give a warning for type names
30534 with [*] declarators and mark them as variable size.
30535 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30536 for sizeof applied to [*] type names.
30538 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30541 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30543 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30545 * gcc.c (process_command): Update copyright notice dates.
30546 * gcov.c (print_version): Likewise.
30547 * gcov-dump.c (print_version): Likewise.
30548 * mips-tfile.c (main): Likewise.
30549 * mips-tdump.c (main): Likewise.
30551 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30554 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30555 for composite type involving a zero-length array type.
30557 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30560 * function.c (match_asm_constraints_1): Skip over
30561 initial optional % in the constraint.
30563 PR inline-asm/39059
30564 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30565 supported, don't accept FIXED_CSTs.
30566 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30567 and _Sat is used without _Fract/_Accum. Set specs->type to
30568 integer_type_node for cts_fract/cts_accum if fixed point is not
30571 2009-02-02 Catherine Moore <clm@codesourcery.com>
30573 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30575 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30577 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30578 (ABI_HAS_64BIT_SYMBOLS): Use it.
30579 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30581 2009-02-02 Paul Brook <paul@codesourcery.com>
30583 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30585 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30587 PR inline-asm/39058
30588 * recog.h (asm_operand_ok): Add constraints argument.
30589 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30590 recurse on matching constraint.
30591 (check_asm_operands): Pass constraints as 3rd argument to
30592 asm_operand_ok. Don't look up matching constraint here.
30593 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30596 2009-02-02 Ben Elliston <bje@au.ibm.com>
30598 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30599 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30601 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30603 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30604 information. Remove some obsolete information. Reorganize.
30606 * config/pa/fptr.c: Revert license to GPL 2.
30607 * config/pa/milli64.S: Likewise.
30609 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30612 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30613 LIBRARY name in, instead of hard-coding it.
30614 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30615 extra target make frag to tmake_files according to EH model.
30616 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30617 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30618 frags that define makefile variable EH_MODEL appropriately.
30619 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30620 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30621 to "-sjlj" according to type of EH configured.
30622 (LIBGCC_SONAME): Concatenate it to shared library base name.
30623 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30624 to "_sjlj" according to type of EH configured.
30625 (LIBGCC_SONAME): Concatenate it to shared library base name.
30626 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30627 (SHLIB_LINK): Add missing semicolon to if-else construct.
30628 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30629 string value of "pe_dll" command-line option.
30630 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30631 (SHLIB_SONAME): Use it when overriding t-cygming default.
30632 (SHLIB_IMPLIB): Override t-cygming default.
30633 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30634 string value of "pe_dll" command-line option.
30636 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30639 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30640 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30642 2009-01-31 Richard Guenther <rguenther@suse.de>
30644 PR tree-optimization/38937
30645 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30646 computing the transitive closure.
30648 2009-01-30 Richard Guenther <rguenther@suse.de>
30650 PR tree-optimization/39041
30651 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30652 Propagate variable indices only if the types match for this stmt.
30654 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30657 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30658 inline but never defined.
30660 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30662 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30663 (*insv_h_di_reg_extimm): New insn.
30664 (*insv_l<mode>_reg_extimm): New insn.
30666 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30668 * config/picochip/picochip.c (flag_conserve_stack): set
30669 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30670 fconserve-stack. Reduce call-overhead used by inliner.
30672 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30675 * common.opt (flag_conserve_stack): Initialised to zero.
30677 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30680 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30681 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30684 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30686 * ira-color.c (allocno_reload_assign): Update comments.
30687 * regmove.c (regmove_optimize): Likewise.
30691 2009-01-29 Robert Millan <rmh@aybabtu.com>
30693 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30694 * config/i386/kopensolaris-gnu.h: New file. Undefine
30695 `MD_UNWIND_SUPPORT'.
30696 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30698 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30700 PR tree-optimization/39007
30701 * tree-loop-distribution.c (generate_builtin): Use
30702 recompute_dominator to compute the immediate dominator of the
30703 basic block just after the loop.
30705 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30707 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30708 (ASM_OUTPUT_DWARF_PCREL): Define.
30710 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30712 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30713 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30714 global. Modify entries about regmove and IRA.
30716 * ra-conflict.c: Remove the file.
30718 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30720 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30721 (pass_regclass_init): Rename to pass_reginfo_init.
30723 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30725 * toplev.h (flag_ira): Remove.
30727 * caller-save.c (setup_save_areas): Remove flag_ira.
30729 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30731 * global.c: Remove the file.
30733 * opts.c (decode_options): Remove flag_ira.
30735 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30737 * regmove.c: Modify file description.
30738 (find_use_as_address, try_auto_increment): Define them only if
30739 AUTO_INC_DEC is defined.
30740 (replacement_quality, replace_in_call_usage, fixup_match_1,
30741 stable_and_no_regs_but_for_p): Remove.
30742 (reg_set_in_bb): Make it static.
30743 (regmove_optimize): Remove flag_ira and code which worked for
30746 * local-alloc.c: Remove the file.
30748 * common.opt (fira): Remove.
30750 * ira.c: Include except.h.
30751 (eliminable_regset): Move from global.c.
30752 (mark_elimination): Ditto. Remove flag_ira.
30753 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30754 equiv_mem_modified, validate_equiv_mem_from_store,
30755 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30756 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30757 no_equiv, recorded_label_ref): Move from local-alloc.c.
30758 (update_equiv_regs): Ditto. Make it static.
30759 (print_insn_chain, print_insn_chains): Move it from global.c.
30760 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30761 (build_insn_chain): Ditto. Make it static.
30762 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30763 Rename to init_live_subregs.
30764 (gate_ira): Remove flag_ira.
30766 * regclass.c: Rename reginfo.c. Change file description.
30767 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30768 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30769 (init_reg_sets_1): Remove code for evaluation of
30770 reg_class_superclasses and losing_caller_save_reg_set.
30771 (init_regs): Remove init_reg_autoinc.
30772 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30773 ok_for_base_p_nonstrict): Remove.
30774 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30775 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30776 corresponding entries.
30777 (dump_regclass, record_operand_costs, scan_one_insn,
30778 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30779 record_address_regs, auto_inc_dec_reg_p): Remove.
30780 (gt-regclass.h): Rename to gt-reginfo.h.
30782 * rtl.h (dump_global_regs, retry_global_alloc,
30783 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30785 * Makefile.in (RA_H): Remove.
30786 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30787 Rename regclass.o to reginfo.o.
30788 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30790 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30791 (GTFILES): Rename regclass.c to reginfo.c.
30793 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30794 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30796 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30797 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30799 (finish_spills): Ditto. Remove code for !flag_ira.
30801 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30803 PR middle-end/35854
30804 * doc/invoke.texi (rtl debug options): Complete rewrite.
30805 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30807 * mode-switching.c (pass_mode_switching): Rename pass from
30808 "mode-sw" to "mode_sw".
30809 * except.c (pass_convert_to_eh_ranges): Rename pass from
30810 "eh-ranges" to "eh_ranges".
30811 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30815 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30816 Alexander Monakov <amonakov@ispras.ru>
30818 PR middle-end/38857
30819 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30821 (move_exprs_to_boundary): Change return type and pass through
30822 should_move from move_op. Relax assert. Update usage ...
30823 (schedule_expr_on_boundary): ... here. Use should_move instead of
30825 (move_op_orig_expr_found): Indicate that insn was disconnected from
30827 (code_motion_process_successors): Do not call after_merge_succs
30828 callback if original expression was not found when traversing any of
30830 (code_motion_path_driver): Change return type. Update prototype.
30831 (move_op): Update comment. Add a new parameter (should_move). Update
30832 prototype. Set *should_move based on indication provided by
30833 move_op_orig_expr_found.
30835 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30837 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30838 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30839 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30840 * config/rs6000/rs6000.c (rs6000_override_options): Default
30841 avoid-indexed-addresses on for Power6, off for everything else.
30842 (avoiding_indexed_address_p): New function.
30843 (rs6000_legitimize_address): Use it.
30844 (rs6000_legitimate_address): Likewise.
30845 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30847 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30849 PR tree-optimization/38997
30850 * tree-loop-distribution.c (generate_memset_zero): Use
30851 POINTER_PLUS_EXPR for a pointer addition.
30853 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30855 * config/s390/s390.md (bswap<mode>2): New pattern added.
30857 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30859 * config/s390/s390.md (*tls_load_31): Added type attribute.
30861 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30863 * config/s390/s390.md: Fix a few comments.
30865 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30867 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30868 (*tm<mode>_full): Fixed z10prop attribute.
30869 (*tst<mode>_extimm): Fixed z10prop attribute.
30870 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30871 (*tstqiCCT_cconly): Fixed z10prop attribute.
30872 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30873 (*movsi_larl): Fixed z10prop attribute.
30874 (*movsi_zarch): Fixed z10prop attribute.
30875 (*movsi_eas): Fixed z10prop attribute.
30876 (*movhi): Fixed z10prop attribute.
30877 (*movqi): Fixed z10prop attribute.
30878 (*movstrictqi): Fixed z10prop attribute.
30879 (*mov<mode>): Fixed z10prop attribute.
30880 (*movcc): Fixed z10prop attribute.
30881 (*sethighpartdi_64): Fixed z10prop attribute.
30882 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30883 (*negdi2_sign_cc): Fixed z10prop attribute.
30884 (*negdi2_sign): Fixed z10prop attribute.
30885 (*absdi2_sign_cc): Fixed z10prop attribute.
30886 (*absdi2_sign): Fixed z10prop attribute.
30887 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30888 (*negabsdi2_sign): Fixed z10prop attribute.
30889 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30890 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30891 (doloop_si64): Fixed z10prop attribute.
30892 (doloop_si31): Fixed z10prop attribute.
30893 (doloop_long): Fixed z10prop attribute.
30894 (indirect_jump): Fixed z10prop attribute.
30895 (nop): Fixed z10prop attribute.
30896 (main_base_64): Fixed z10prop attribute.
30897 (reload_base_64): Fixed z10prop attribute.
30899 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30901 PR rtl-optimization/38740
30902 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30904 * config/mips/mips.c (mips_reorg): Likewise.
30906 2009-01-28 Richard Guenther <rguenther@suse.de>
30908 PR tree-optimization/38926
30909 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30910 with the correct value id to a value.
30911 (do_regular_insertion): Use the value number of edoubleprime
30912 for the value number of the expr.
30915 2008-08-21 Richard Guenther <rguenther@suse.de>
30917 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30918 a PHI ask VN if it is already available.
30919 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30920 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30922 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30924 PR middle-end/38934
30925 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30926 set to varying whenever max has TREE_OVERFLOW set, similarly
30927 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30929 2009-01-28 Richard Guenther <rguenther@suse.de>
30931 PR middle-end/38908
30932 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30933 uninitialized aggregate uses in call arguments.
30935 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30937 PR tree-optimization/38984
30938 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30939 the nothing_id variable if -fno-delete-null-pointer-checks.
30941 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30944 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30945 (set_got_offset_rex64): Ditto.
30947 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30950 * doc/extend.texi: Improve local variable with asm reg.
30952 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30954 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30955 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30956 was not supplied then set warn_packed_bitfield_compat to the
30957 default value of 1.
30958 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30961 2009-01-27 Richard Guenther <rguenther@suse.de>
30963 PR tree-optimization/38503
30964 * cfgexpand.c (expand_gimple_basic_block): Ignore
30965 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30966 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30967 variables that cannot have TBAA applied.
30968 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30971 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30973 PR middle-end/38969
30974 * calls.c (initialize_argument_information): Do not wrap complex
30975 arguments in SAVE_EXPR.
30977 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30979 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30980 (INSTALL_LIBGCC): Revert typo commit.
30982 2009-01-26 Richard Guenther <rguenther@suse.de>
30984 PR tree-optimization/38745
30985 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30986 from special handling.
30988 2009-01-26 Richard Guenther <rguenther@suse.de>
30990 PR tree-optimization/38745
30991 * tree-ssa.c (execute_update_addresses_taken): Do not include
30992 variables that cannot possibly be a register in not_reg_needs.
30993 Do not clear TREE_ADDRESSABLE on vars that may not become
30995 * tree-ssa.c (update_alias_info_1): Include those in the set
30996 of addressable vars.
30998 2009-01-26 Richard Guenther <rguenther@suse.de>
31000 PR middle-end/38851
31001 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
31002 * tree-ssa-dse.c: Include langhooks.h
31003 (execute_simple_dse): Remove stores with zero size.
31005 2009-01-24 Jakub Jelinek <jakub@redhat.com>
31008 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
31011 2009-01-24 Julian Brown <julian@codesourcery.com>
31013 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
31014 config/arm/linux-atomic.c.
31015 * config/arm/linux-atomic.c: New.
31017 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
31019 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
31020 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
31021 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
31023 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
31026 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
31029 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
31031 PR tree-optimization/38953
31032 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
31033 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
31034 (gloog): Split the exit of the scop when the scop exit is a loop exit.
31035 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
31038 2009-01-24 Paul Brook <paul@codesourcery.com>
31040 * config/arm/neon.md (neon_type): Move to arm.md.
31041 (neon_mov<VSTRUCT>): Add neon_type attribute.
31042 * config/arm/arm.md (neon_type): Move to here.
31043 (conds): Add "unconditioal" and use as default for NEON insns.
31045 2009-01-24 Ben Elliston <bje@au.ibm.com>
31047 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
31048 void *' warning from -Wc++-compat.
31049 * Makefile.in (dominance.o-warn): Remove.
31051 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
31053 PR tree-optimization/38932
31054 * fold-const.c (fold_unary_ignore_overflow): New.
31055 * tree.h (fold_unary_ignore_overflow): Declare.
31056 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
31057 * tree-ssa-sccvn.c (visit_reference_op_load,
31058 simplify_unary_expression): Likewise.
31060 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
31062 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
31063 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
31064 regardless of their type.
31065 * c-common.c (handle_packed_attribute): Don't ignore packed on
31067 * c.opt (Wpacked-bitfield-compat): New warning option.
31068 * stor-layout.c (place_field): Warn if offset of a field changed.
31069 * doc/extend.texi (packed): Mention the ABI change.
31070 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
31071 (Warning Options): Add it to the list.
31073 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
31075 * c-opts.c (c_common_post_options): Fix a typo in comments.
31077 2009-01-22 Steve Ellcey <sje@cup.hp.com>
31079 PR middle-end/38615
31080 * gimplify.c (gimplify_init_constructor): Fix promotion of const
31081 variables to static.
31082 * doc/invoke.texi (-fmerge-all-constants): Update description.
31084 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
31087 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
31088 (*movdi_1_rex64): Use type "mmx" for alternative 5.
31090 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
31092 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
31094 (LOCAL_ALIGNMENT): Similarly.
31096 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31097 Joseph Myers <joseph@codesourcery.com>
31099 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
31100 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
31101 * config/arm/arm-tune.md: Regenerate.
31102 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
31105 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31107 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
31108 version number to five.
31110 2009-01-22 Dodji Seketeli <dodji@redhat.com>
31113 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
31114 * c-common.c (set_underlying_type): Likewise.
31115 (is_typedef_decl ): Likewise
31117 (set_underlying_type): Likewise.
31118 (is_typedef_type): Likewise.
31120 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
31122 PR middle-end/38587
31123 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31126 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31129 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
31130 (LIBGCC_SPEC): Don't define.
31131 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
31133 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
31135 PR rtl-optimization/38879
31136 * alias.c (base_alias_check): Unaligned access via AND address can
31137 alias all surrounding object types except those with sizes equal
31138 or wider than the size of unaligned access.
31140 2009-01-21 Dodji Seketeli <dodji@redhat.com>
31143 * c-decl.c (clone_underlying_type): Move this ...
31144 * c-common.c (set_underlying_type): ... here.
31145 Also, make sure the function properly sets TYPE_STUB_DECL() on
31146 the newly created typedef variant type.
31147 (is_typedef_decl ): New entry point.
31148 * tree.h: Added a new member member_types_needing_access_check to
31149 struct tree_decl_non_common.
31150 (set_underlying_type): New entry point.
31151 (is_typedef_type): Likewise.
31153 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
31155 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
31156 Check whether two instructions have memory references that
31157 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
31158 are helper functions for traversing.
31159 * alias.h (insn_alias_sets_confilict_p): New prototypes.
31160 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
31161 not to draw dependency edge for instructions with non-conflicting
31164 2009-01-20 Joseph Myers <joseph@codesourcery.com>
31167 * longlong.h: Update copyright years. Use soft-fp license notice.
31168 Sync __clz_tab declaration with glibc.
31170 2009-01-20 Steve Ellcey <sje@cup.hp.com>
31173 * doc/extend.texi (syscall_linkage): New.
31174 (version_id): Modify.
31176 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
31177 Richard Guenther <rguenther@suse.de>
31179 PR tree-optimization/38747
31180 PR tree-optimization/38748
31181 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
31182 conversion if the base address is an indirect reference and the
31183 aliasing sets could cause issues.
31185 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31187 * common.opt (fgraphite, fgraphite-identity): Add comment for
31188 explaining why these options are not documented.
31190 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31192 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31193 gimple_call_lhs is NULL.
31195 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31198 * emit-rtl.c (adjust_address_1): Make sure memref is never
31201 2009-01-20 Ben Elliston <bje@au.ibm.com>
31203 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31204 const qualifier from arg parameter. Remove unnecessary cast to char *.
31205 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31206 const qualifier from arg 2.
31208 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31210 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31212 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31215 * rtl.h (reinit_regs): New prototype.
31216 * regclass.c: Include ira.h.
31217 (reinit_regs): New.
31218 * Makefile.in (regclass.o): Add ira.h.
31219 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31221 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31224 * c-common.c (handle_aligned_attribute): Use
31225 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31226 default alignment value.
31228 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31230 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31231 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31233 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31234 __BIGGEST_ALIGNMENT__.
31236 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31238 2009-01-18 Richard Guenther <rguenther@suse.de>
31240 PR tree-optimization/38819
31241 * tree-flow.h (operation_could_trap_helper_p): Declare.
31242 * tree-eh.c (operation_could_trap_helper_p): Export.
31243 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31244 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31245 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31246 are about to insert a possibly trapping instruction and fail
31249 2009-01-18 Andreas Schwab <schwab@suse.de>
31251 * doc/install.texi (Configuration): Remove obsolete paragraph
31252 about use of --with-gnu-ld with --with-gnu-as.
31254 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31256 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31257 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31258 Follow spelling conventions.
31260 2009-01-18 Ben Elliston <bje@au.ibm.com>
31262 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31263 C++ warning about implicit conversion from void * to struct
31265 (bitmap_obstack_free): Likewise for bitmap_element *.
31266 * Makefile.in (bitmap.o-warn): Remove.
31268 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31270 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31272 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31273 Tobias Grosser <tobi.grosser@amd.com>
31275 * graphite.c (graphite_trans_scop_block): Do not block single
31278 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
31280 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
31281 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31282 test with assertion.
31284 2009-01-16 Richard Guenther <rguenther@suse.de>
31286 PR tree-optimization/38835
31287 PR middle-end/36227
31288 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
31289 and INT + PTR -> (INT)(PTR p+ INT) folding.
31290 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
31292 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
31295 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
31296 the subreg from a lowpart subreg if it is also casting the value.
31298 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31299 Tobias Grosser <tobi.grosser@amd.com>
31301 * graphite.c (compare_prefix_loops): New.
31302 (build_scop_canonical_schedules): Rewritten.
31303 (graphite_transform_loops): Move build_scop_canonical_schedules
31304 after build_scop_iteration_domain.
31306 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31307 Tobias Grosser <tobi.grosser@amd.com>
31309 * graphite.c (add_conditions_to_domain): Add the loops to
31310 the dimension of the iteration domain. Do copy the domain
31311 only when it exists.
31312 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31313 (add_conditions_to_constraints): New.
31314 (can_generate_code_stmt, can_generate_code): Removed.
31315 (gloog): Do not call can_generate_code.
31316 (graphite_transform_loops): Call add_conditions_to_constraints
31317 after building the iteration domain.
31319 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31321 PR tree-optimization/38789
31322 * tree-ssa-threadedge.c
31323 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31324 __builtin_constant_p.
31326 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31328 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31329 examined before deleting them.
31331 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31333 * function.c (aggregate_value_p): Correctly extract the function
31334 type from CALL_EXPR_FN lookup.
31336 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31338 * config/picochip/picochip.c (picochip_override_options): Revert
31339 CFI asm flag disable commited previously.
31341 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31342 Tobias Grosser <tobi.grosser@amd.com>
31343 Jan Sjodin <jan.sjodin@amd.com>
31345 * graphite.c (scan_tree_for_params): On substractions negate
31346 all the coefficients of the term.
31347 (clast_to_gcc_expression_red): New. Handle reduction expressions
31348 of more than two operands.
31349 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31350 (get_vdef_before_scop): Handle also the case of default definitions.
31352 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31354 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31355 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31356 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31358 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31359 Joey Ye <joey.ye@intel.com>
31361 PR middle-end/37843
31362 * cfgexpand.c (expand_stack_alignment): Don't update stack
31363 boundary nor check incoming stack boundary here.
31364 (gimple_expand_cfg): Update stack boundary and check incoming
31365 stack boundary here.
31367 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31369 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31371 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31373 PR rtl-optimization/38245
31374 * calls.c (expand_call): Add stack arguments to
31375 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31376 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31377 in regs and partially in memory or BLKmode arguments.
31378 (emit_library_call_value_1): Add stack arguments to
31379 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31380 ACCUMULATE_OUTGOING_ARGS).
31381 * dce.c: Include tm_p.h.
31382 (find_call_stack_args): New function.
31383 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31385 (mark_insn): Call find_call_stack_args for CALL_Ps.
31386 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31387 forwards. Allocate and free arg_stores bitmap if needed, pass it
31388 down to deletable_insn_p, don't mark stores set in arg_stores
31389 bitmap, clear the bitmap at the beginning of each bb.
31390 * Makefile.in (dce.o): Depend on $(TM_P_H).
31392 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31395 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31396 to make sure the insn is a conditional test (bug 22599). Reformat a
31399 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31401 PR middle-end/38431
31402 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31403 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31404 (gloog): Do not call cleanup_tree_cfg.
31405 (graphite_transform_loops): Call cleanup_tree_cfg after all
31406 scops have been code generated.
31408 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31409 * doc/gty.texi (Invoking the garbage collector): Added new node
31410 and section documenting ggc_collect.
31412 2009-01-14 Richard Guenther <rguenther@suse.de>
31414 PR tree-optimization/38826
31415 PR middle-end/38477
31416 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31417 initialization notes only if we actually emitted a warning.
31418 (intra_create_variable_infos): Add constraints for a result decl
31419 that is passed by hidden reference.
31420 (build_pred_graph): Mark all related variables non-direct on
31423 2009-01-14 Nick Clifton <nickc@redhat.com>
31425 * ira-conflicts.c: Include addresses.h for the definition of
31427 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31428 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31430 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31433 * Makefile.in (ira-lives.o): Add except.h.
31435 * ira-lives.c: Include except.h.
31436 (process_bb_node_lives): Process can_throw_internal.
31438 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31440 PR rtl-optimization/38774
31441 * combine.c (simplify_set): When undoing cc_use change, don't do
31442 PUT_CODE on the newly created comparison, but instead put back the
31445 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31447 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31448 values. Remove duplicate arm8 entry.
31450 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31452 PR tree-optimization/38786
31453 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31454 the SSA_NAME case of expand_scalar_variables_expr.
31455 Set the type of an expression to the type of its assign statement.
31456 (expand_scalar_variables_expr): Also gather the scalar computation
31457 used to index the memory access. Do not pass loop_p.
31458 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31459 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31460 the gimple_stmt_iterator where it inserts new code.
31461 Do not pass loop_p.
31462 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31463 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31465 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31467 * graphite.h (debug_value): Removed.
31468 * graphite.c (debug_value): Removed.
31470 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31472 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31473 ldrd/strd with two 32-bit instructions.
31475 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31477 * config/arm/arm.c (struct processors): Pass for speed down into
31478 cost helper functions.
31479 (const_ok_for_op): Handle COMPARE and inequality nodes.
31480 (arm_rtx_costs_1): Rewrite.
31481 (arm_size_rtx_costs): Update prototype.
31482 (arm_rtx_costs): Pass speed down to helper functions.
31483 (arm_slowmul_rtx_costs): Rework cost calculations.
31484 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31485 (arm_9e_rtx_costs): Likewise.
31487 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31489 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31490 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31491 (alpha_legitimize_address): Do not split local symbols wider than
31492 UNITS_PER_WORD into HIGH/LO_SUM parts.
31494 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31497 * gcc.c (process_command): Replace call to execvp with calls
31498 to pex_one and exit.
31500 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31503 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31504 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31505 variant for devices with 3-byte PC.
31506 (__tablejump_elpm__): New.
31508 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31511 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31512 offsetof member-designator, handle it as `[0].'.
31514 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31516 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31517 function when not using named sections on targets with named sections
31518 if branch distance is less than 262132.
31520 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31522 * combine.c (combine_instructions): Recompute
31523 optimize_this_for_speed_p for each BB in the main combine loop.
31525 2009-01-12 Tomas Bily <tbily@suse.cz>
31528 * tree-loop-distribution.c (prop_phis): New function.
31529 (generate_builtin): Call prop_phis.
31531 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31533 PR tree-optimization/38807
31534 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31535 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31537 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31539 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31540 subreg of op0 to the original op0.
31542 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31544 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31546 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31549 * mips-tfile.c (parse_def): Fix parsing of def strings
31550 starting with digits.
31552 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31555 * config/arm/arm.c (arm_is_long_call_p): Don't call
31556 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31558 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31560 * regrename.c (regrename_optimize): Fix dumping.
31561 (find_oldest_value_reg): Preserve REG_POINTER.
31562 (copy_hardreg_forward_1): Likewise.
31564 2009-01-09 Diego Novillo <dnovillo@google.com>
31566 * gimple.h (struct gimple_statement_base) <uid>: Document
31567 the restrictions on its use.
31568 (gimple_uid): Tidy.
31569 (gimple_set_uid): Tidy.
31571 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31573 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31574 zero guard even if align_bytes != 0 and count is smaller than
31577 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31579 PR rtl-optimization/38495
31580 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31581 (add_range_and_copies_from_move_list): Print all added ranges.
31582 Add ranges to memory optimized destination.
31584 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31588 * config/i386/i386.c (override_options): Reject
31589 -mstringop-strategy=rep_8byte with -m32.
31590 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31591 to 1. Do count comparison against epilogue_size_needed at compile
31592 time even when count_exp was constant forced into register. For
31593 size_needed don't jump to epilogue, instead just avoid aligning
31594 and invoke the body algorithm. If need_zero_guard, add zero guard
31595 even if count is non-zero, but smaller than size_needed + number of
31596 bytes that could be stored for alignment.
31597 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31598 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31599 but smaller than size_needed + number of bytes that could be stored
31600 for alignment. Compare size_needed with epilogue_size_needed instead
31601 of desired_align - align, don't adjust size_needed, pass
31602 epilogue_size_needed to the epilogue expanders.
31605 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31607 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31609 * pa.c (last_address): Change to unsigned.
31610 (update_total_code_bytes): Change argument to unsigned. Don't
31611 check if insn addresses are set.
31612 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31613 addresses are not set.
31614 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31616 2009-01-09 Nick Clifton <nickc@redhat.com>
31618 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31619 DECL_DECLARED_INLINE_P.
31621 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31623 PR middle-end/38347
31624 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31625 GET_MODE (op0) in operand_subword_force calls.
31627 PR middle-end/38771
31628 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31629 fold_convert arg0 operands to TREE_TYPE (op0) first.
31631 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31633 * params.def (ira-max-conflict-table-size): Decrease default value
31636 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31638 PR tree-optimization/37031
31639 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31641 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31642 allocate it using gc instead of heap, use VEC_quick_push instead of
31644 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31645 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31646 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31647 allocated vector from heap allocated.
31648 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31649 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31650 vector only after perfect_loop_nest_depth call.
31652 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31653 Jan Sjodin <jan.sjodin@amd.com>
31655 PR tree-optimization/38559
31656 * graphite.c (debug_value, copy_constraint,
31657 swap_constraint_variables, scale_constraint_variable, ): New.
31658 (get_lower_bound, get_upper_bound): Removed.
31659 (graphite_trans_bb_strip_mine): Clean up this code that works
31660 only for constant number of iterations. Fully copy upper and
31661 lower bound constraints, not only the constant part of them.
31662 * graphite.h (debug_value): Declared.
31664 2009-01-08 Ira Rosen <irar@il.ibm.com>
31666 PR tree-optimization/37194
31667 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31668 Don't add the cost of cost model guard in prologue to scalar
31669 outside cost in case of known number of iterations.
31671 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31672 Alan Modra <amodra@bigpond.net.au>
31674 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31675 non-word-aligned REG+CONST addressing.
31677 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31680 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31681 free_after_compilation when outputting a thunk.
31682 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31683 Do not call free_after_compilation here.
31685 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31687 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31688 (ix86_valid_target_attribute_inner_p): Ditto.
31690 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31692 PR tree-optimization/38492
31693 PR tree-optimization/38498
31694 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31695 * tree-chrec.h (scev_is_linear_expression): Declared.
31696 * graphite.c (graphite_cannot_represent_loop_niter): New.
31697 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31698 (graphite_loop_normal_form): Use gcc_assert.
31699 (scan_tree_for_params): Use CASE_CONVERT.
31700 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31701 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31702 Use gcc_assert. Discard scops that contain unhandled cases.
31703 (build_scop_conditions): Return a boolean status for unhandled cases.
31704 (strip_mine_profitable_p): Print the loop number, not its depth.
31705 (is_interchange_valid): Pass the depth of the loop nest, don't
31706 recompute it wrongly.
31707 (graphite_trans_bb_block): Same.
31708 (graphite_trans_bb_block): Print tentative of loop blocking.
31709 (graphite_trans_scop_block): Do not print that the loop has been
31711 (graphite_transform_loops): Do not handle scops that contain condition
31714 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31716 AVX Programming Reference (December, 2008)
31717 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31718 (_mm256_stream_pd): Likewise.
31719 (_mm256_stream_ps): Likewise.
31721 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31722 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31723 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31724 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31725 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31726 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31727 (ix86_expand_special_args_builtin): Likewise.
31729 * config/i386/sse.md (AVXMODEDI): New.
31730 (avx_movnt<mode>): Likewise.
31731 (avx_movnt<mode>): Likewise.
31732 (<sse>_movnt<mode>): Remove AVX support.
31733 (sse2_movntv2di): Likewise.
31735 2009-01-07 Richard Guenther <rguenther@suse.de>
31737 PR middle-end/38751
31738 * fold-const.c (extract_muldiv): Remove obsolete comment.
31739 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31740 to PLUS_EXPR canonicalization for the canonicalization.
31742 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31744 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31745 hosted cross-compilers generating less efficient code.
31747 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31749 * function.h (rtl_data): Add a dbr_scheduled_p field.
31750 * reorg.c (dbr_schedule): Set it.
31751 (gate_handle_delay_slots): Check it.
31752 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31753 (mips_reorg): Check flag_delayed_branch instead of
31754 mips_base_delayed_branch.
31755 (mips_override_options): Don't set mips_base_delayed_branch
31756 or flag_delayed_branch.
31758 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31760 PR rtl-optimization/38426.
31761 * ira.c (ira): Set current_function_is_leaf earlier.
31763 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31765 PR rtl-optimization/38722
31766 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31767 too early, only set a flag and modify after last possible
31770 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31773 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31774 * real.c (decimal_single_format): Correct values of emin and emax.
31775 (decimal_double_format): Ditto.
31776 (decimal_quad_format): Ditto.
31777 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31778 computation of DECnn_MIN and DECnn_MAX for corrected values of
31779 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31780 __DECnn_MIN__, and adjust its computation for the corrected value
31783 2009-01-06 Jan Hubicka <jh@suse.cz>
31786 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31788 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31790 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31791 Add Robert Clark to the list of testers.
31793 2009-01-06 Jan Hubicka <jh@suse.cz>
31794 Kai Tietz <kai.tietz@onevision.com>
31796 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31797 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31799 2009-01-06 Jan Hubicka <jh@suse.cz>
31800 Kai Tietz <kai.tietz@onevision.com>
31802 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31804 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31805 (ix86_nsaved_regs): Count only general purpose regs.
31806 (ix86_nsaved_sseregs): New.
31807 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31808 to 16 for w64; compute padding and size of sse reg save area.
31809 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31810 general purpose regs.
31811 (ix86_emit_save_sse_regs_using_mov): New.
31812 (ix86_expand_prologue): Save SSE regs if needed.
31813 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31814 (ix86_emit_restore_sse_regs_using_mov): New.
31815 (ix86_expand_epilogue): Save SSE regs if needed.
31817 2009-01-06 Jan Hubicka <jh@suse.cz>
31818 Kai Tietz <kai.tietz@onevision.com>
31820 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31821 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31822 functions when accumulate outgoing args is off.
31824 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31827 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31828 before using pseudos_have_intersected_live_ranges_p.
31830 * ira-int.h (ira_assert): Always define.
31832 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31834 AVX Programming Reference (December, 2008)
31835 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31836 (_mm256_permute2_pd): Likewise.
31837 (_mm_permute2_ps): Likewise.
31838 (_mm256_permute2_ps): Likewise.
31839 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31840 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31842 * config/i386/i386.c (ix86_builtins): Remove
31843 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31844 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31845 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31846 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31847 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31848 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31849 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31850 __builtin_ia32_vpermil2ps256.
31851 (ix86_init_mmx_sse_builtins): Updated.
31852 (ix86_expand_args_builtin): Likewise.
31854 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31856 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31857 long absolute calls when generating PA 2.0 code.
31859 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31861 PR rtl-optimization/38583
31862 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31864 * params.def (ira-max-conflict-table-size): New.
31866 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31868 * ira.h (ira_conflicts_p): New external definition.
31870 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31871 table. Report this. Return result of building.
31872 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31873 building conflict table.
31875 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31876 (ira_color): Use ira_conflicts_p.
31878 * global.c: Include ira.h.
31879 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31882 * Makefile.in (global.o): Add ira.h.
31884 * ira-build.c (mark_all_loops_for_removal,
31885 propagate_some_info_from_allocno): New.
31886 (remove_unnecessary_allocnos): Call
31887 propagate_some_info_from_allocno.
31888 (remove_low_level_allocnos): New.
31889 (remove_unnecessary_regions): Add parameter. Call
31890 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31891 parameter to remove_unnecessary_regions.
31892 (ira_build): Remove all regions but root if the conflict table was
31893 not built. Update conflict hard regs for allocnos crossing calls.
31895 * ira.c (ira_conflicts_p): New global.
31896 (ira): Define and use ira_conflicts_p.
31898 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31899 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31900 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31902 2009-01-06 Ben Elliston <bje@au.ibm.com>
31904 * gengtype-lex.l (YY_NO_INPUT): Define.
31906 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31909 * c-common.c (handle_vector_size_attribute): Also reject
31910 BOOLEAN_TYPE types.
31912 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31914 PR tree-optimization/38492
31915 * graphite.c (rename_map_elt, debug_rename_elt,
31916 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31917 rename_map_elt_info, eq_rename_map_elts,
31918 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31919 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31920 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31921 (sese_build_livein_liveouts): New.
31922 (new_sese, free_sese): New.
31923 (new_scop): Call new_sese.
31924 (free_scop): Call free_sese.
31925 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31926 (register_old_new_names): Renamed register_old_and_new_names.
31927 (register_scop_liveout_renames, add_loop_exit_phis,
31928 insert_loop_close_phis, struct igp,
31929 default_liveout_before_guard, add_guard_exit_phis,
31930 insert_guard_phis, copy_renames): New.
31931 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31932 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31933 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31934 (scop_adjust_phis_for_liveouts): New.
31935 (gloog): Call scop_adjust_phis_for_liveouts.
31937 * graphite.h (struct sese): Documented. Added fields liveout,
31938 num_ver and livein.
31939 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31940 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31941 (struct scop): Added field liveout_renames.
31942 (SCOP_LIVEOUT_RENAMES): New.
31944 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31946 PR tree-optimization/38510
31947 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31948 (translate_clast): Call recompute_all_dominators before
31950 (gloog): Call recompute_all_dominators before graphite_verify.
31952 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31953 Jan Sjodin <jan.sjodin@amd.com>
31955 PR tree-optimization/38500
31956 * graphite.c (create_sese_edges): Call fix_loop_structure after
31959 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31961 * config.gcc: Add m32r*-*-rtems*.
31962 * config/m32r/rtems.h: New file.
31964 2009-01-05 Ben Elliston <bje@au.ibm.com>
31966 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31967 (.po.pox): Likewise.
31968 (po/gcc.pot): Likewise.
31970 2009-01-04 David S. Miller <davem@davemloft.net>
31972 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31973 (STARTING_FRAME_OFFSET): Always set to zero.
31975 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31977 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31978 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31979 fixed-point types, and vectors of the same.
31981 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31983 * config/mips/sync.md (*mb_barrier): Rename to...
31984 (*memory_barrier): ...this.
31986 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31988 * doc/extend.texi (Function Attributes): Move @cindex after @item
31989 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31990 and put in alphabetical order. Fix 'target' name and put in order.
31991 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31994 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31996 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31997 (memory_barrier): Expand as unspec instead of unspec_volatile.
31998 Remove mem:BLK from insn operands. Use Pmode scratch register.
31999 (*memory_barrier): Define as unspec instead of unspec_volatile.
32000 Use (match_dup 0) as input operand.
32002 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
32003 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
32004 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
32005 scratch register. Remove operand 1.
32006 (*stbar): Define as unspec instead of unspec_volatile.
32007 Use (match_dup 0) as input operand, remove (const_int 8).
32008 (*membar): Define as unspec instead of unspec_volatile.
32009 Use (match_dup 0) as input operand, remove input operand 2.
32011 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
32012 (memory_barrier): Expand as unspec instead of unspec_volatile.
32013 Remove mem:BLK from insn operands. Use Pmode scratch register.
32014 (*memory_barrier): Define as unspec instead of unspec_volatile.
32015 Use (match_dup 0) as input operand.
32017 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
32018 Remove mem:BLK from insn operands. Use Pmode scratch register.
32019 Set volatile flag on operand 0.
32020 (*memory_barrier): New insn pattern.
32022 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
32024 (*memory_barrier): Use (match_dup 0) as input operand.
32026 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
32027 Remove mem:BLK from insn operands. Use Pmode scratch register.
32028 Set volatile flag on operand 0.
32029 (*mb_internal): New insn pattern.
32031 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
32033 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32035 PR middle-end/38586
32036 * function.c (struct temp_slot): Move to the section of the file
32037 that deals with temp slots. Remove field 'address'.
32038 (temp_slot_address_table): New hash table of address -> temp slot.
32039 (struct temp_slot_address_entry): New struct, items for the table.
32040 (temp_slot_address_compute_hash, temp_slot_address_hash,
32041 temp_slot_address_eq, insert_temp_slot_address): Support functions
32043 (find_temp_slot_from_address): Rewrite to use the new hash table.
32044 (remove_unused_temp_slot_addresses): Remove addresses of temp
32045 slots that have been made available.
32046 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
32047 worker function for remove_unused_temp_slot_addresses.
32048 (assign_stack_temp_for_type): Don't clear the temp slot address list.
32049 Add the temp slot address to the address -> temp slot map.
32050 (update_temp_slot_address): Update via insert_temp_slot_address.
32051 (free_temp_slots): Call remove_unused_temp_slot_addresses.
32052 (pop_temp_slots): Likewise.
32053 (init_temp_slots): Allocate the address -> temp slot map, or empty
32054 the map if it is already allocated.
32055 (prepare_function_start): Initialize temp slot processing.
32057 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
32059 PR middle-end/38584
32060 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
32061 Calculate the size of all stack vars assuming no packing of stack
32062 vars will happen, replacing a quadratic algorithm with a linear one.
32064 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32067 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
32070 2009-01-03 Diego Novillo <dnovillo@google.com>
32072 * doc/contrib.texi: Update contributions.
32074 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32077 * builtins.c (fold_builtin_memory_op): Give up if either operand
32078 is volatile. Set srctype or desttype to non-qualified version
32082 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
32083 and FUNCTION_DECLs.
32085 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
32087 PR rtl-optimization/35805
32088 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
32089 problem if fast dce is able to remove any instructions.
32090 * dce.c (dce_process_block): Fix dump message.
32092 2009-01-02 Mark Mitchell <mark@codesourcery.com>
32095 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
32097 2009-01-02 Jakub Jelinek <jakub@redhat.com>
32099 PR middle-end/38690
32100 * tree-flow.h (op_code_prio, op_prio): New prototypes.
32101 * tree-pretty-print.c (op_code_prio): New function.
32102 (op_prio): No longer static. Use op_code_prio.
32103 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
32104 Use op_prio and op_code_prio to determine if () should be
32105 printed around operand(s) or not.
32107 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
32108 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
32109 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
32110 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
32111 pp_character instead of pp_string for single letter printing.
32113 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
32115 * doc/extend.texi: Fix '#pragma GCC option' typo.
32117 2009-01-02 Richard Guenther <rguenther@suse.de>
32119 * doc/install.texi (--enable-checking): Mention different
32120 default for stage1.
32121 (--enable-stage1-checking): Document.
32123 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32125 PR middle-end/30142
32126 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32127 case to be an error.
32129 2009-01-02 Ben Elliston <bje@au.ibm.com>
32131 * config/fp-bit.h (pack_d): Constify argument.
32132 * config/fp-bit.c (makenan): Constify return type. Remove casts.
32133 (isnan): Constify argument.
32135 (iszero): Likewise.
32136 (pack_d): Likewise.
32137 (_fpadd_parts): Constify return type.
32138 (_fpmul_parts): Likewise.
32139 (_fpdiv_parts): Likewise.
32141 2009-01-01 Jakub Jelinek <jakub@redhat.com>
32144 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
32145 warn about overwriting initializer with side-effects or
32146 -Woverride-init if !IMPLICIT.
32147 (output_init_element): Likewise. Pass IMPLICIT down to
32149 (process_init_element): Add IMPLICIT argument. Pass it down
32150 to output_init_element.
32151 (push_init_element, pop_init_level, set_designator): Adjust
32152 process_init_element callers.
32153 (set_nonincremental_init, set_nonincremental_init_from_string):
32154 Adjust add_pending_init callers.
32155 (output_pending_init_elements): Adjust output_init_element callers.
32156 * c-tree.h (process_init_element): Adjust prototype.
32157 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
32158 process_init_element callers.
32161 Copyright (C) 2009 Free Software Foundation, Inc.
32163 Copying and distribution of this file, with or without modification,
32164 are permitted in any medium without royalty provided the copyright
32165 notice and this notice are preserved.