1 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
3 * doc/arm-neon-intrinsics.texi: Regenerated.
5 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
7 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle
10 2009-11-18 Paul Brook <paul@codesourcery.com>
11 Daniel Jacobowitz <dan@codesourcery.com>
13 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
14 (arm_arch7em): New variable.
15 (all_architectures): Add armv7e-m.
16 (arm_override_options): Set arm_arch7em.
17 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
19 (arm_arch7em): Declare.
21 2009-11-18 Richard Guenther <rguenther@suse.de>
23 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
24 a valid field decl if checking is enabled.
26 2009-11-18 Martin Jambor <mjambor@suse.cz>
28 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
29 (lto_ipa_fixup_call_notes): Declare.
30 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
31 (update_call_notes_after_inlining): Copy call stmt uid to the new
33 (ipa_write_param_call_note): New function.
34 (ipa_read_param_call_note): New function
35 (ipa_write_node_info): Write also param call notes. Removed a bogus
36 comment, reformatted to fit 80 columns.
37 (ipa_read_node_info): Read also param call notes. Removed a bogus
38 comment. Remove ipa_edge_args_vector growth.
39 (lto_ipa_fixup_call_notes): New function.
40 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
41 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
42 inlining regardless of flag_wpa.
43 (cgraph_decide_inlining_of_small_functions): Likewise.
44 (cgraph_decide_inlining): Likewise.
45 (inline_read_summary): Likewise.
47 2009-11-18 Jan Hubicka <jh@suse.cz>
49 * predict.c (compute_function_frequency): Export.
50 * predict.h (compute_function_frequency): Declare.
51 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
53 2009-11-18 Martin Jambor <mjambor@suse.cz>
55 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
56 on all nodes we write summaries for.
58 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
61 * params.def (PARAM_INLINE_UNIT_GROWTH)
62 PARAM_IPCP_UNIT_GROWTH)
63 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
64 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
65 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
66 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
67 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
68 PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
71 2009-11-18 Jakub Jelinek <jakub@redhat.com>
73 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
75 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
78 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
80 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
82 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
83 cgraph_materialize_all_clones): Handle same_body aliases.
84 * cgraph.c (cgraph_allocate_node): New function.
85 (cgraph_create_node): Use it.
86 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
87 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
88 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
90 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
91 (input_node): Stream in same_body aliases.
92 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
93 for same_body aliases.
94 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
96 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
99 * config/darwin.h: Use the extension stub libraries to access
100 current libgcc_s features.
102 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
105 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
106 (vect_transform_loop): Call it.
108 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
110 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
113 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
117 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
119 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
120 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
121 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
122 (sese_bad_liveouts_use): New.
123 (sese_reset_debug_liveouts_bb): New.
124 (sese_build_liveouts): Use it.
125 (rename_variables_in_stmt): Reset debug stmts rather than creating
127 (expand_scalar_variable_stmt): Likewise.
129 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
131 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
132 (df_ref_remove): Likewise.
134 2009-11-17 Jan Hubicka <jh@suse.cz>
136 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
139 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
141 * toplev.c (process_options): Remove dead code.
142 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
144 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
146 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
149 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
151 PR tree-optimization/41857
152 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
153 TYPE's address space instead of pointer to TYPE.
155 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
157 * reload.c (find_reloads_address): Fix typo.
159 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
161 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
162 registers in leaf functions if possible.
164 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
166 * config/m68k/m68k-devices.def: Add MCF5441x family.
168 2009-11-17 Jan Hubicka <jh@suse.cz>
170 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
172 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
174 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
176 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
177 nest ior expressions.
178 (x86_64_szext_nonmemory_operand): Ditto.
179 (call_insn_operand): Ditto.
181 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
183 * stmt.c (expand_asm_stmt): Get locus from stmt.
185 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
187 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
188 Create the decl label for the new dest block on demand. Require
189 a fallthrough edge if no asm labels were redirected.
191 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
193 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
195 (cstoresi4): Ditto for operand 2.
196 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
197 patterns using SDWIM mode iterator.
198 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
199 using SWIM mode iterator.
200 (cmpdi_1): Rename from cmpdi_1_rex64.
201 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
203 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn using SWI
205 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
206 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
207 (*cmpqi_ext_3_insn): Make private.
208 (*cmpqi_ext_3_insn_rex64): Make private.
209 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
210 * config/i386/predicates.md (cmpsi_operand): Remove.
212 2009-11-16 Paul Brook <paul@codesourcery.com>
214 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
215 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
217 2009-11-14 Jan Hubicka <jh@suse.cz>
219 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
221 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
222 zero out all callees.
223 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
224 frequency and count match.
225 * ipa-inline.c (update_noncloned_frequencies): New function.
226 (cgraph_clone_inlined_nodes): Use it.
227 * tree-inline.c (copy_bb): Fix frequency scaling; output
228 diagnostic on frequency mismatches to dump file.
229 (initialize_cfun): Do not scale frequency; fix count scaling;
230 initialize entry and exit block frequencies; copy profile info.
231 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
232 (copy_body): Use frequency_scale as argument.
233 (expand_call_inline): Compute frequency scale and output diagnostic
235 (delete_unreachable_blocks_update_callgrah): Remove checking that
236 has to be done after edge redirection.
237 (tree_function_versioning): Update initialize_cfun and copy_body call.
239 2009-11-14 Jan Hubicka <jh@suse.cz>
241 * cgraph.c (cgraph_release_function_body): Update use of
242 ipa_transforms_to_apply.
243 (cgraph_remove_node): Remove ipa_transforms_to_apply.
244 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
245 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
247 (cgraph_materialize_clone): Remove original if dead.
248 * lto-streamer-in.c (lto_read_body): Remove FIXME and
249 ipa_transforms_to_apply hack.
250 * function.h (struct function): Add ipa_transforms_to_apply.
251 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
252 * tree-inline.c (copy_bb): Update sanity check.
253 (initialize_cfun): Do not copy ipa_transforms_to_apply.
254 (expand_call_inline): remove dead clone originals.
255 (tree_function_versioning): Merge transformation queues.
256 * passes.c (add_ipa_transform_pass): Remove.
257 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
259 (execute_all_ipa_transforms): Update.
260 (execute_one_pass): Update.
262 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
264 PR target/21078, 21080
265 * config/avr/avr.c (avr_return_addr_rtx): New function for
266 builtin_return_address.
267 (expand_prologue): Calculate stack usage.
268 (avr_asm_function_end_prologue): Output stack size and offset label.
269 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
270 (machine_function): Add stack_usage.
271 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
273 2009-11-14 Anatoly Sokolov <aesok@post.ru>
275 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
276 new 'outgoing' argument.
277 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
278 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
279 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
280 iq2000_function_value_regno_p.
281 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
282 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
285 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
288 * arm.md (adddi_sesidi_di): Place tied contraint first.
289 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
290 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
291 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
292 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
293 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
294 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
295 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
296 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
297 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
299 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
301 * config/i386/predicates.md (call_register_no_elim_operand):
302 New predicate. Reject stack register as valid call operand
304 (call_insn_operand): Use call_register_no_elim_operand.
306 2009-11-13 Richard Henderson <rth@redhat.com>
308 * function.c (stack_protect_prologue): Don't bypass expand_expr
309 for stack_protect_guard and guard_decl.
310 (stack_protect_epilogue): Likewise.
312 2009-11-13 Jan Hubicka <jh@suse.cz>
314 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
315 when to PUBLIC is set.
317 2009-11-13 Jakub Jelinek <jakub@redhat.com>
320 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
323 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
326 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
327 *call_value_1): Use "lsm" as operand 1 constraint.
328 * config/i386/predicates.md (call_insn_operand): Depend on
329 index_register_operand to avoid %esp register.
331 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
334 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
338 (TARGET_CALL_ESP): New define.
339 * config/i386/i386.c (initial_ix86_tune_features): Initialize
341 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
342 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
343 *call_1, *call_value_pop_1 and *call_value_1. Depend on
345 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
346 New patterns, use "lsm" as operand 1 constraint.
347 * config/i386/predicates.md (call_insn_operand): Depend on
348 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
350 2009-11-13 Jason Merrill <jason@redhat.com>
353 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
354 Don't emit a second declaration at any scope.
356 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
358 PR rtl-optimization/41697
359 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
360 a conditional jump has a single successor.
362 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
364 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
365 allocate reg_last when in case lazy_reg_last is true.
366 (init_deps_reg_last): New.
367 (free_deps): When max_reg is 0, this context is already freed.
368 * sched-int.h (init_deps_reg_last): Export.
369 (init_deps): Update prototype.
370 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
371 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
372 * ddg.c (build_intra_loop_deps): Likewise.
373 * sel-sched-ir.c (copy_deps_context, create_deps_context,
374 reset_deps_context, deps_init_id): Likewise.
375 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
376 (free_data_for_scheduled_insn): New, break down from ...
377 (free_first_time_insn_data): ... here.
378 (has_dependence_p): Allocate reg_last now, when it is needed.
379 (extend_insn_data): When maximal LUID is big enough, allocate
380 per-insn data in smaller chunks.
381 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
382 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
385 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
387 * config/i386/i386.md (call_value): Fix comment.
388 (sibcall_value): Ditto.
390 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
392 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
393 (MD_FROB_UPDATE_CONTEXT): Define.
395 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
396 Laurent GUERBY <laurent@guerby.net>
398 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
399 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
400 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
402 2009-11-12 Jan Hubicka <jh@suse.cz>
404 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
405 and clear DECL_COMMON on localized declarations.
407 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
410 * regrename.c (struct du_head): New structure; some elements moved
412 (struct du_chain): ... this one.
413 (open_chains, closed_chains): Now of type struct du_head *.
414 (do_replace): Accept du_head argument, not du_chain. All callers
415 changed. Modified code to match new data structures.
416 (build_def_use): Return a list of du_head structures. Modified code
417 to match new data structures.
418 (dump_def_use_chain): Accept du_head argument, not du_chain. All
419 callers changed. Modified code to match new data structures.
420 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
421 callers changed. Modified code to match new data structures.
422 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
423 Allocate a du_head structure as well as a du_chain when creating a
424 new chain. Modified other code to match new data structures.
426 2009-11-12 Jan Hubicka <jh@suse.cz>
428 * cgraph.h (varpool_node_name): Declare.
429 * cgraphunit.c (process_function_and_variable_attributes): Set
430 force_output flag on used variables.
431 * ipa.c (function_and_variable_visibility): Dump externally visible
432 and needed variables.
433 * varpool.c (varpool_node_name): Export.
434 (decide_is_variable_needed): Check COMDAT for externally visible vars;
437 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
440 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
441 processing if XEXP (x, i) is NULL.
443 2009-11-12 Jan Hubicka <jh@suse.cz>
445 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
446 imply PUBLIC || EXTERNAL.
448 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
451 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
452 single successor block, ending with jump created by RTL expander.
454 2009-11-11 Jan Hubicka <jh@suse.cz>
457 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
458 and WEAK variables at -fwhole-program.
461 * ipa.c (whole_program_function_and_variable_visility): COMDAT
462 functions/variables are not needed even if they are externally visible.
464 2009-11-11 Jan Hubicka <jh@suse.cz>
466 (patch by Richard Guenther)
467 * lto-streamer-out.c (output_function): Output head of argument list
469 * lto-streamer-in.c (input_function): Re-map arguments into merged
472 2009-11-11 Jan Hubicka <jh@suse.cz>
474 * lto-cgraph.c: Include gcov-io.h
475 (output_profile_summary): New function.
476 (output_cgraph): Use it.
477 (input_profile_summary): New function.
478 (input_cgraph): Use it.
479 * coverage.c (build_ctr_info_value): Use varpool; initalize
481 (create_coverage): Likewise.
482 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
483 (tree_init_edge_profiler): Likewise.
484 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
486 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
488 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
489 * c-pragma.c (def_pragma_macro_value): Likewise.
490 (def_pragma_macro): Likewise.
491 (pushed_macro_table): Likewise.
492 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
493 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
495 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
497 * doc/plugins.texi (Registering custom attributes): section
498 renamed as (Registering custom attributes or pragmas).
499 Mentions custom attributes & pragmas, and c_register_pragma, with
501 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
503 * doc/extend.texi (Function Attributes): Mentions that plugin can
504 provide their attributes.
506 2009-11-11 Jon Beniston <jon@beniston.com>
508 * config.gcc: Add lm32 elf and uclinux targets.
509 * config/lm32: New directory.
510 * config/lm32/lm32.c: New file.
511 * config/lm32/lm32.h: New file.
512 * config/lm32/lm32.md: New file.
513 * config/lm32/lm32.opt: New file.
514 * config/lm32/lm32-protos.h: New file.
515 * config/lm32/constraints.md: New file.
516 * config/lm32/predicates.md: New file.
517 * config/lm32/sfp-machine.h: New file.
518 * config/lm32/t-fprules-softfp: New file.
519 * config/lm32/uclinux-elf.h: New file.
520 * doc/invoke.texi: Document lm32 options.
521 * doc/contrib.texi: Document lm32 porter.
522 * doc/install.texi: Document lm32 targets.
524 2009-11-11 Martin Jambor <mjambor@suse.cz>
527 * ipa-prop.c (ipa_update_after_lto_read): Call
528 ipa_check_create_node_params and ipa_check_create_edge_args. Also
529 call ipa_initialize_node_params instead of ipa_populate_param_decls.
531 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
533 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
534 (neon_expand_vector_init): Use them. Also handle non-constant
535 vectors with identical elements and vectors with only one
536 non-constant element.
537 (arm_print_operand): Handle 'y' modifier.
538 * config/arm/arm-protos.h (neon_make_constant): Declare.
539 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
540 patterns. Use VX instead of VDQW for the first one. Allow
541 a VFP alternative and V32 modes for the second one.
542 * config/arm/neon.ml (shape_elt): Add Alternatives.
543 (ops): Use Alternatives for vdup lane instructions.
544 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
545 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
547 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
549 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
551 (movti, mov<mode>): Call force_reg on one operand if required.
552 * config/arm/vec-common.md (mov<mode>): Likewise.
554 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
556 * config/arm/arm.c (arm_override_options): Enable scheduling for
559 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
563 * expr.h (anti_adjust_stack_and_probe): Declare.
564 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
565 parameter and rewrite head comment.
566 (allocate_dynamic_stack_space): Adjust call to above function.
567 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
569 * tree.h (dwarf2out_args_size): Delete.
570 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
571 (dwarf2out_args_size_adjust): Delete prototype and move around.
572 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
573 ACCUMULATE_OUTGOING_ARGS targets.
575 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
577 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
578 DECL_SIZE of DECL_RESULT before evaluating it.
580 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
582 PR tree-optimization/41987
583 * fold-const.c (const_binop): Avoid using fold_buildN().
585 2009-11-10 Martin Jambor <mjambor@suse.cz>
587 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
588 (execute_all_ipa_stmt_fixups): Declare.
589 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
590 * ipa-inline.c (pass_ipa_inline): Likewise.
591 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
592 * ipa-reference.c (pass_ipa_reference): Likewise.
593 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
594 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
595 (pass_ipa_lto_finish_out): Likewise.
596 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
597 * passes.c (execute_ipa_stmt_fixups): New function.
598 (execute_all_ipa_stmt_fixups): New function.
599 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
601 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
604 * explow.c (probe_stack_range): Fix typo.
605 * config/sparc/sparc.md (probe_stack): New expander.
607 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
609 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
611 2009-11-09 Jason Merrill <jason@redhat.com>
613 * gdbinit.in (pgq): New function for printing gimple sequence.
615 2009-11-09 Paul Brook <paul@codesourcery.com>
616 Daniel Jacobowitz <dan@codesourcery.com>
617 Sandra Loosemore <sandra@codesourcery.com>
619 * doc/extend.texi (Half-Precision): Update wording to reflect
620 that there are now multiple -mfpu options that enable fp16
622 * doc/invoke.texi: Update list of ARM -mfpu= options.
623 * config.gcc: Update ARM --with-fpu option list.
624 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
625 vfpv3xd and vfpv3xd-fp16.
626 (use_vfp_abi): New function.
627 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
629 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
630 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
631 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
632 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
634 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
636 (arm_print_operand): Handle 'p' modifier.
637 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
639 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
640 (TARGET_FP16): Define.
641 * config/arm/vfp.md: Disable double-precision patterns if the FPU
642 does not provide them.
643 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
644 double-precision values on a single-precision FPU.
645 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
646 double-precision constants.
647 (movhf_vfp_neon): New pattern (was movhf_vfp).
648 (movhf_vfp): Remove NEON instructions.
649 * config/arm/constraints.md: Add new "Dy" constraint for
650 double-precision constants. Update description of "Dv".
651 * config/arm/arm.md: Disable double-precision patterns if the FPU
652 does not provide them
654 2009-11-09 Jakub Jelinek <jakub@redhat.com>
656 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
657 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
660 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
662 * collect2.c (main): Search PLUGIN_LD for plugin linker.
664 * configure.ac (--with-plugin-ld): New. Default to ld.
665 * configure: Regenerated.
666 * config.in: Likewise.
668 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
669 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
671 2009-11-08 Jonathan Gray <jsg@openbsd.org>
673 * config/openbsd-stdint.h: Change to reflect what
674 c_common_nodes_and_builtins expects.
676 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
678 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
680 2009-11-08 Jakub Jelinek <jakub@redhat.com>
683 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
684 function contains at least one local dynamic name.
685 (print_operand) <case '&'>: Instead output operand lossage diagnostics
686 here if that happens.
688 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
689 Joern Rennecke <amylaar@spamcop.net>
691 * cfgrtl.c (pass_free_cfg): Add pass name.
692 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
693 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
694 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
695 * df-core.c (pass_df_initialize_no_opt): Likewise.
696 * except.c (pass_rtl_eh): Likewise.
697 * function.c (pass_init_function, pass_leaf_regs): Likewise.
698 * gcse.c (pass_rtl_pre): Change pass name.
699 * passes.c (pass_postreload): Add pass name.
700 (make_pass_instance): Don't use duplicate-tracking logic for
701 names starting with '*'.
702 (next_pass_1): Assert that pass has a name.
703 (register_one_dump_file): If there is an space in the name,
705 * predict.c (pass_strip_predict_hints): Add pass name.
706 * reg-stack.c (pass_stack_regs): Likewise.
707 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
708 * tree-cfg.c (pass_warn_function_return,
709 pass_warn_function_noreturn): Add pass name.
710 * tree-dfa.c (pass_referenced_vars): Likewise.
711 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
712 Fix whitespace before comment.
713 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
714 (pass_init_datastructures): Add pass name.
715 * tree-ssa-loop.c (pass_record_bounds): Likewise.
716 * tree-ssa.c (pass_early_warn_uninitialized,
717 pass_late_warn_uninitialized): Likewise.
718 * tree.c (pass_ipa_free_lang_data): Likewise.
719 * doc/passes.texi (pass manager): Document how to disambiguate
722 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
724 * df-problems.c: Fix documentation for forward simulation of LR.
725 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
726 (df_simulate_finalize_forwards): Remove.
727 * df.h (df_simulate_finalize_forwards): Remove.
729 2009-11-08 Richard Guenther <rguenther@suse.de>
731 * tree-ssa-structalias.c (build_succ_graph): Properly make
732 variables escape if they are stored to anything.
734 2009-11-08 Richard Guenther <rguenther@suse.de>
736 PR rtl-optimization/41928
737 * loop-invariant.c (free_loop_data): If we didn't allocate
738 loop data do not try to free it.
740 2009-11-07 Jason Merrill <jason@redhat.com>
742 * tree.c (reconstruct_complex_type): Preserve attributes.
744 2009-11-07 Richard Guenther <rguenther@suse.de>
746 * tree-ssa-structalias.c (build_succ_graph): Feed stores
747 to anything only to variables that can take pointers.
748 (get_constraint_for_ssa_var): Properly exclude full
749 variables from expanding.
750 (first_vi_for_offset): Avoid overflow in arithmetic.
751 (first_or_preceding_vi_for_offset): Likewise.
752 (count_num_arguments): Fix implementation.
753 (gate_ipa_pta): Do not run when not optimizing.
755 2009-11-07 David Binderman <dcb314@hotmail.com>
757 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
758 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
759 set but not used variables.
760 (apply_args_reg_offset): Comment out as unused.
761 * calls.c (flags_from_decl_or_type): Likewise.
762 * genautomata.c (check_regexp_units_distribution): Likewise.
764 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
766 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
767 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
768 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
769 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
770 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
771 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
772 operand alternatives.
774 2009-11-06 Michael Matz <matz@suse.de>
777 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
778 of a potential reciprocal to really be reciprocals.
780 2009-11-06 Jakub Jelinek <jakub@redhat.com>
782 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
783 lwpintrin.h after immintrin.h.
784 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
788 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
789 or non-constant index, allow index one past the last element and
790 allow exceeding array bound in arrays that might be used as flexible
793 2009-11-05 Richard Henderson <rth@redhat.com>
795 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
797 2009-11-05 Paul Brook <paul@codesourcery.com>
799 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
801 (all_fpus): Add FPU details.
802 (fp_model_for_fpu): Remove.
803 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
804 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
805 (arm_file_start): Use arm_fpu_desc.
806 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
807 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
809 (TARGET_FPA_EMU2): Define.
810 (arm_fp_model, fputype, arm_fpu_tune): Remove.
811 (vfp_reg_type, arm_fpu_desc): New.
812 * config/arm/arm.md (attr fpu): Simplify.
813 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
814 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
815 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
816 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
817 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
819 2009-11-05 Michael Matz <matz@suse.de>
821 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
823 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
826 2009-11-04 Jason Merrill <jason@redhat.com>
829 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
830 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
831 (output_constant): Avoid crash after error.
833 2009-11-05 Martin Jambor <mjambor@suse.cz>
835 * tree-sra.c (struct access): Changed comment of next_sibling field.
836 (analyze_modified_params): Loop over accesses of a group rather than
837 over all with the ame base, pass a common bitmap to
839 (unmodified_by_ref_scalar_representative): Build link lists of
841 (splice_param_accesses): Likewise.
843 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
845 * df-scan.c (df-uses-record): Add case zero_extract of mem.
847 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
851 * config/i386/i386.md (probe_stack): New expander.
852 (logical operation peepholes): Do not split stack checking probes.
854 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
855 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
857 * doc/invoke.texi (-mlwp): Add documentation.
858 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
859 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
861 * config/i386/lwpintrin.h: New file, provide x86 compiler
863 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
864 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
865 * config/i386/i386-c.c (ix86_target_macros_internal): Check
867 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
868 * config/i386/i386.opt (-mlwp): New switch for LWP support.
869 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
870 (OPTION_MASK_ISA_LWP_UNSET): New.
871 (ix86_handle_option): Handle -mlwp.
872 (isa_opts): Handle -mlwp.
873 (enum pta_flags): Add PTA_LWP.
874 (override_options): Add LWP support.
875 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
876 (IX86_BUILTIN_LLWPCB32): Ditto.
877 (IX86_BUILTIN_LLWPCB64): Ditto.
878 (IX86_BUILTIN_SLWPCB16): Ditto.
879 (IX86_BUILTIN_SLWPCB32): Ditto.
880 (IX86_BUILTIN_SLWPCB64): Ditto.
881 (IX86_BUILTIN_LWPVAL16): Ditto.
882 (IX86_BUILTIN_LWPVAL32): Ditto.
883 (IX86_BUILTIN_LWPVAL64): Ditto.
884 (IX86_BUILTIN_LWPINS16): Ditto.
885 (IX86_BUILTIN_LWPINS32): Ditto.
886 (IX86_BUILTIN_LWPINS64): Ditto.
887 (enum ix86_special_builtin_type): Add LWP intrinsic support.
888 (builtin_description): Ditto.
889 (ix86_init_mmx_sse_builtins): Ditto.
890 (ix86_expand_special_args_builtin): Ditto.
891 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
893 (UNSPEC_SLWP_INTRINSIC): Ditto.
894 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
895 (UNSPECV_LWPINS_INTRINSIC): Ditto.
896 (lwp_llwpcbhi1): New lwp pattern.
897 (lwp_llwpcbsi1): Ditto.
898 (lwp_llwpcbdi1): Ditto.
899 (lwp_slwpcbhi1): Ditto.
900 (lwp_slwpcbsi1): Ditto.
901 (lwp_slwpcbdi1): Ditto.
902 (lwp_lwpvalhi3): Ditto.
903 (lwp_lwpvalsi3): Ditto.
904 (lwp_lwpvaldi3): Ditto.
905 (lwp_lwpinshi3): Ditto.
906 (lwp_lwpinssi3): Ditto.
907 (lwp_lwpinsdi3): Ditto.
909 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
910 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
913 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
916 2009-11-04 Richard Guenther <rguenther@suse.de>
917 Rafael Avila de Espindola <espindola@google.com>
919 * gcc.c (process_command): Handle arguments name@offset.
921 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
922 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
924 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
926 * config/i386/xopintrin.h: New file, provide common x86 compiler
928 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
929 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
930 * config/i386/i386-c.c(ix86_target_macros_internal): Check
932 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
933 * config/i386/i386.opt (-mxop): New switch for XOP support.
934 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
935 (UNSPEC_XOP_TRUEFALSE)
937 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
938 (PPERM_*): New constants for vpperm instruction.
939 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
940 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
941 (OPTION_MASK_ISA_XOP_UNSET): New.
942 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
943 (ix86_handle_option): Handle -mxop.
944 (isa_opts): Handle -mxop.
945 (enum pta_flags): Add PTA_XOP.
946 (override_options): Add XOP support.
947 (print_operand): Add code for XOP compare instructions.
948 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
949 (ix86_expand_int_vcond): Extend for XOP compare instruction.
951 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
952 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
953 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
954 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
955 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
956 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
957 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
959 (IX86_BUILTIN_VPCMOV256): Ditto.
960 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
961 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
962 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
963 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
964 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
965 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
967 (IX86_BUILTIN_VPPERM): Ditto.
969 (IX86_BUILTIN_VPMACSSWW): Ditto.
970 (IX86_BUILTIN_VPMACSWW): Ditto.
971 (IX86_BUILTIN_VPMACSSWD): Ditto.
972 (IX86_BUILTIN_VPMACSWD): Ditto.
973 (IX86_BUILTIN_VPMACSSDD): Ditto.
974 (IX86_BUILTIN_VPMACSDD): Ditto.
975 (IX86_BUILTIN_VPMACSSDQL): Ditto.
976 (IX86_BUILTIN_VPMACSSDQH): Ditto.
977 (IX86_BUILTIN_VPMACSDQL): Ditto.
978 (IX86_BUILTIN_VPMACSDQH): Ditto.
979 (IX86_BUILTIN_VPMADCSSWD): Ditto.
980 (IX86_BUILTIN_VPMADCSWD): Ditto.
982 (IX86_BUILTIN_VPHADDBW): Ditto.
983 (IX86_BUILTIN_VPHADDBD): Ditto.
984 (IX86_BUILTIN_VPHADDBQ): Ditto.
985 (IX86_BUILTIN_VPHADDWD): Ditto.
986 (IX86_BUILTIN_VPHADDWQ): Ditto.
987 (IX86_BUILTIN_VPHADDDQ): Ditto.
988 (IX86_BUILTIN_VPHADDUBW): Ditto.
989 (IX86_BUILTIN_VPHADDUBD): Ditto.
990 (IX86_BUILTIN_VPHADDUBQ): Ditto.
991 (IX86_BUILTIN_VPHADDUWD): Ditto.
992 (IX86_BUILTIN_VPHADDUWQ): Ditto.
993 (IX86_BUILTIN_VPHADDUDQ): Ditto.
994 (IX86_BUILTIN_VPHSUBBW): Ditto.
995 (IX86_BUILTIN_VPHSUBWD): Ditto.
996 (IX86_BUILTIN_VPHSUBDQ): Ditto.
998 (IX86_BUILTIN_VPROTB): Ditto.
999 (IX86_BUILTIN_VPROTW): Ditto.
1000 (IX86_BUILTIN_VPROTD): Ditto.
1001 (IX86_BUILTIN_VPROTQ): Ditto.
1002 (IX86_BUILTIN_VPROTB_IMM): Ditto.
1003 (IX86_BUILTIN_VPROTW_IMM): Ditto.
1004 (IX86_BUILTIN_VPROTD_IMM): Ditto.
1005 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
1007 (IX86_BUILTIN_VPSHLB): Ditto.
1008 (IX86_BUILTIN_VPSHLW): Ditto.
1009 (IX86_BUILTIN_VPSHLD): Ditto.
1010 (IX86_BUILTIN_VPSHLQ): Ditto.
1011 (IX86_BUILTIN_VPSHAB): Ditto.
1012 (IX86_BUILTIN_VPSHAW): Ditto.
1013 (IX86_BUILTIN_VPSHAD): Ditto.
1014 (IX86_BUILTIN_VPSHAQ): Ditto.
1016 (IX86_BUILTIN_VFRCZSS): Ditto.
1017 (IX86_BUILTIN_VFRCZSD): Ditto.
1018 (IX86_BUILTIN_VFRCZPS): Ditto.
1019 (IX86_BUILTIN_VFRCZPD): Ditto.
1020 (IX86_BUILTIN_VFRCZPS256): Ditto.
1021 (IX86_BUILTIN_VFRCZPD256): Ditto.
1023 (IX86_BUILTIN_VPCOMEQUB): Ditto.
1024 (IX86_BUILTIN_VPCOMNEUB): Ditto.
1025 (IX86_BUILTIN_VPCOMLTUB): Ditto.
1026 (IX86_BUILTIN_VPCOMLEUB): Ditto.
1027 (IX86_BUILTIN_VPCOMGTUB): Ditto.
1028 (IX86_BUILTIN_VPCOMGEUB): Ditto.
1029 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
1030 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
1032 (IX86_BUILTIN_VPCOMEQUW): Ditto.
1033 (IX86_BUILTIN_VPCOMNEUW): Ditto.
1034 (IX86_BUILTIN_VPCOMLTUW): Ditto.
1035 (IX86_BUILTIN_VPCOMLEUW): Ditto.
1036 (IX86_BUILTIN_VPCOMGTUW): Ditto.
1037 (IX86_BUILTIN_VPCOMGEUW): Ditto.
1038 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
1039 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
1041 (IX86_BUILTIN_VPCOMEQUD): Ditto.
1042 (IX86_BUILTIN_VPCOMNEUD): Ditto.
1043 (IX86_BUILTIN_VPCOMLTUD): Ditto.
1044 (IX86_BUILTIN_VPCOMLEUD): Ditto.
1045 (IX86_BUILTIN_VPCOMGTUD): Ditto.
1046 (IX86_BUILTIN_VPCOMGEUD): Ditto.
1047 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
1048 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
1050 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
1051 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1052 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1053 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1054 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1055 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1056 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1057 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
1059 (IX86_BUILTIN_VPCOMEQB): Ditto.
1060 (IX86_BUILTIN_VPCOMNEB): Ditto.
1061 (IX86_BUILTIN_VPCOMLTB): Ditto.
1062 (IX86_BUILTIN_VPCOMLEB): Ditto.
1063 (IX86_BUILTIN_VPCOMGTB): Ditto.
1064 (IX86_BUILTIN_VPCOMGEB): Ditto.
1065 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
1066 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
1068 (IX86_BUILTIN_VPCOMEQW): Ditto.
1069 (IX86_BUILTIN_VPCOMNEW): Ditto.
1070 (IX86_BUILTIN_VPCOMLTW): Ditto.
1071 (IX86_BUILTIN_VPCOMLEW): Ditto.
1072 (IX86_BUILTIN_VPCOMGTW): Ditto.
1073 (IX86_BUILTIN_VPCOMGEW): Ditto.
1074 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
1075 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
1077 (IX86_BUILTIN_VPCOMEQD): Ditto.
1078 (IX86_BUILTIN_VPCOMNED): Ditto.
1079 (IX86_BUILTIN_VPCOMLTD): Ditto.
1080 (IX86_BUILTIN_VPCOMLED): Ditto.
1081 (IX86_BUILTIN_VPCOMGTD): Ditto.
1082 (IX86_BUILTIN_VPCOMGED): Ditto.
1083 (IX86_BUILTIN_VPCOMFALSED): Ditto.
1084 (IX86_BUILTIN_VPCOMTRUED): Ditto.
1086 (IX86_BUILTIN_VPCOMEQQ): Ditto.
1087 (IX86_BUILTIN_VPCOMNEQ): Ditto.
1088 (IX86_BUILTIN_VPCOMLTQ): Ditto.
1089 (IX86_BUILTIN_VPCOMLEQ): Ditto.
1090 (IX86_BUILTIN_VPCOMGTQ): Ditto.
1091 (IX86_BUILTIN_VPCOMGEQ): Ditto.
1092 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
1093 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
1095 (enum multi_arg_type): New enum for describing the various XOP
1096 intrinsic argument types.
1097 (bdesc_multi_arg): New table for XOP intrinsics.
1098 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
1099 (ix86_expand_multi_arg_builtin): New function for creating XOP
1102 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
1103 (xop_pmacsww): Ditto.
1104 (xop_pmacssww): Ditto.
1105 (xop_pmacsdd): Ditto.
1106 (xop_pmacssdd): Ditto.
1107 (xop_pmacssdql): Ditto.
1108 (xop_pmacssdqh): Ditto.
1109 (xop_pmacsdql): Ditto.
1110 (xop_pmacsdql_mem): Ditto.
1111 (xop_mulv2div2di3_low): Ditto.
1112 (xop_pmacsdqh): Ditto.
1113 (xop_pmacsdqh_mem): Ditto.
1114 (xop_mulv2div2di3_high): Ditto.
1115 (xop_pmacsswd): Ditto.
1116 (xop_pmacswd): Ditto.
1117 (xop_pmadcsswd): Ditto.
1118 (xop_pmadcswd): Ditto.
1119 (xop_pcmov_<mode>): Ditto.
1120 (xop_pcmov_<mode>256): Ditto.
1121 (xop_phaddbw): Ditto.
1122 (xop_phaddbd): Ditto.
1123 (xop_phaddbq): Ditto.
1124 (xop_phaddwd): Ditto.
1125 (xop_phaddwq): Ditto.
1126 (xop_phadddq): Ditto.
1127 (xop_phaddubw): Ditto.
1128 (xop_phaddubd): Ditto.
1129 (xop_phaddubq): Ditto.
1130 (xop_phadduwd): Ditto.
1131 (xop_phadduwq): Ditto.
1132 (xop_phaddudq): Ditto.
1133 (xop_phsubbw): Ditto.
1134 (xop_phsubwd): Ditto.
1135 (xop_phsubdq): Ditto.
1137 (rotl<mode>3): Ditto.
1138 (rotr<mode>3): Ditto.
1139 (xop_rotl<mode>3): Ditto.
1140 (xop_rotr<mode>3): Ditto.
1141 (vrotr<mode>3): Ditto.
1142 (vrotl<mode>3): Ditto.
1143 (xop_vrotl<mode>3): Ditto.
1144 (vlshr<mode>3): Ditto.
1145 (vashr<mode>3): Ditto.
1147 (xop_ashl<mode>3): Ditto.
1148 (xop_lshl<mode>3): Ditto.
1149 (ashlv16qi3): Ditto.
1150 (lshlv16qi3): Ditto.
1151 (ashrv16qi3): Ditto.
1153 (xop_frcz<mode>2): Ditto.
1154 (xop_vmfrcz<mode>2): Ditto.
1155 (xop_frcz<mode>2256): Ditto.
1156 (xop_maskcmp<mode>3): Ditto.
1157 (xop_maskcmp_uns<mode>3): Ditto.
1158 (xop_maskcmp_uns2<mode>3): Ditto.
1159 (xop_pcom_tf<mode>3): Ditto.
1161 * doc/invoke.texi (-mxop): Add documentation.
1162 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1164 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1167 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1168 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1169 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1171 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1174 * arm.md (peephole2 patterns for move and compare): New.
1176 2009-11-04 Nick Clifton <nickc@redhat.com>
1178 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1179 Make sure that it does not allow CONST_DOUBLEs.
1180 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1181 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1182 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1183 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1184 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1185 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1186 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1187 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1188 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1189 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1190 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1191 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1192 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1193 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1194 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1196 2009-11-04 Richard Guenther <rguenther@suse.de>
1198 PR tree-optimization/41919
1199 * tree-vrp.c (test_for_singularity): Properly compare values.
1201 2009-11-04 Revital Eres <eres@il.ibm.com>
1203 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1204 Consider peeling for alignment only for stores and remove
1205 redundant assignment.
1207 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
1210 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
1211 (m68k_ok_for_sibcall_p): Handle different result return locations.
1213 2009-11-04 Richard Guenther <rguenther@suse.de>
1215 * c-opts.c (c_common_post_options): Move LTO option processing
1217 * opts.c (decode_options): ... here.
1219 2009-11-04 Jakub Jelinek <jakub@redhat.com>
1221 * c-common.c (fold_offsetof_1): Use %wd instead of
1222 HOST_WIDE_INT_PRINT_DEC.
1224 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1226 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
1229 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1231 * config.gcc (vax-*-linux*): Keep the original contents of
1232 tmake_file while adding vax/t-linux.
1234 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1238 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1239 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1240 (STACK_CHECK_MOVING_SP): Likewise.
1241 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1242 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1243 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1244 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1245 Document PROBE_STACK.
1246 * explow.c (anti_adjust_stack_and_probe): New function.
1247 (allocate_dynamic_stack_space): Do not directly allocate space if
1248 STACK_CHECK_MOVING_SP, instead invoke above function.
1249 (emit_stack_probe): Handle probe_stack insn.
1250 (PROBE_INTERVAL): New macro.
1251 (STACK_GROW_OPTAB): Likewise.
1252 (STACK_GROW_OFF): Likewise.
1253 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1254 loop condition in the small constant case. Rewrite in the general
1255 case to be immune to wraparounds. Make sure the address of probes
1256 is valid. Try to use [base + disp] addressing mode if possible.
1257 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1258 checking is enabled and STACK_CHECK_MOVING_SP.
1259 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1260 return 1 for volatile references to the stack pointer.
1261 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1262 __builtin_alloca if stack checking is enabled.
1263 * unwind-dw2.c (uw_identify_context): Take into account whether the
1264 context is that of a signal frame or not.
1265 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1266 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1268 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1270 PR rtl-optimization/41917
1271 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1272 operand isn't known to be 0, return 1.
1274 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1276 * config/mips/mips.md: Fix typos.
1278 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1280 * doc/invoke.texi: Fix typo.
1282 2009-11-03 Paul Brook <paul@codesourcery.com>
1284 * config/arm/neon.ml (vectype): Add T_floatSF.
1285 (string_of_vectype): Ditto.
1286 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1287 (deftypes): Use float for float32_t.
1288 * config/arm/arm_neon.h: Regenerate.
1290 2009-11-03 Nick Clifton <nickc@redhat.com>
1291 Kevin Buettner <kevinb@redhat.com>
1293 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1294 order of expected registers.
1295 (rx_load_multiple_vector): Likewise.
1296 (rx_rtsd_vector): Likewise.
1297 * config/rx/rx.c (rx_cpu_type): New variable.
1298 (rx_print_operand): Fix bug printing 64-bit constant values.
1299 (rx_emit_stack_pushm): Reverse order of pushed registers.
1300 (gen_rx_store_vector): Likewise.
1301 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1303 (is_exception_func): Rename to is_interrupt_func and only accept
1304 "interrupt" as the attribute name.
1305 (rx_get_stack_layout): Use new function name.
1306 (rx_func_attr_inlinable): Likewise.
1307 (rx_attribute_table): Remove "exception".
1308 (rx_expand_prologue): If necessary push the accumulator register
1309 in the prologue of interrupt functions.
1310 (rx_expand_epilogue): If necessary pop the accumulator.
1311 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1312 (rx_expand_builtin_stz): Remove.
1313 (rx_expand_builtin_mvtipl): New function.
1314 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1315 (rx_expand_builtin): Likewise.
1316 (rx_enable_fpu): New variable.
1317 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1318 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1319 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1320 (enum rx_cpu_types): Define.
1321 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1322 (INCOMING_FRAME_SP_OFFSET): Define.
1323 (ARG_POINTER_CFA_OFFSET): Define.
1324 (FRAME_POINTER_CFA_OFFSET): Define.
1325 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1326 (ALLOW_RX_FPU_INSNS): Define.
1327 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1328 fast_math_flags_set_p.
1329 (UNSPEC_BUILTIN_MVTIPL): Define.
1330 (revl): Rename to bswapsi2.
1331 (bswaphi2): New pattern.
1332 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1333 (mvtaclo): Likewise.
1335 (mvtc): Remove clobber of cc0.
1338 * config/rx/rx.opt (mieee): Remove.
1343 (msave-acc-in-interrupts): Add.
1344 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1345 (MULTILIB_DIRS): Likewise.
1346 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1347 * doc/extend.texi: Remove description of "exception" function
1349 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1350 -msave-acc-in-interrupts options.
1352 2009-11-03 Richard Guenther <rguenther@suse.de>
1354 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1356 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1359 * c-common.c (fold_offsetof_1): Issue errors when the member
1360 designator of the offsetof expression is not legitimate.
1362 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1364 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1365 names instead of numerical constants.
1366 (sse_prologue_save): Ditto.
1367 (*sse_prologue_save_insn): Ditto.
1369 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1372 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1373 (TARGET_CALL_ESP): New define.
1374 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1376 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1377 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1378 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1380 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1381 New patterns, use "lsm" as operand 1 constraint.
1382 * config/i386/predicates.md (call_insn_operand): Depend on
1383 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1385 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1387 PR tree-optimization/41857
1388 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1389 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1391 * tree-ssa-address.c (move_hint_to_base): New function.
1392 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1393 address space associated with TYPE.
1394 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1395 most_expensive_mult_to_index. Call move_hint_to_base.
1396 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1397 TYPE to addr_to_parts.
1399 2009-11-02 Martin Jambor <mjambor@suse.cz>
1401 PR tree-optimization/41750
1402 * tree-sra.c (analyze_modified_params): Loop over all
1403 representatives of components of a parameter.
1405 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1407 PR tree-optimization/41841
1408 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1409 local variables of not yet materialized clones.
1412 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1413 for a VOIDmode variable.
1416 * c-pragma.c (visstack): Change into vector of ints rather than
1417 enum symbol_visibility.
1418 (push_visibility): Add kind argument, push default_visibility together
1420 (pop_visibility): Add kind argument, return true if successful, fail
1421 if visibility stack is empty or if stack top is of different kind.
1422 (handle_pragma_visibility): Don't check length of visstack, instead
1423 call pop_visibility and issue diagnostics if it failed. Pass 0
1424 as last argument to push_visibility and pop_visibility.
1425 * c-pragma.h (push_visibility): Add kind argument.
1426 (pop_visibility): Likewise. Return bool instead of void.
1428 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1430 * tree.def (TARGET_MEM_REF): Update comment.
1431 * alias.c (get_alias_set): Retrieve the original memory reference for
1432 a TARGET_MEM_REF before proceeding.
1434 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1436 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1437 frv_function_value_regno_p): New functions.
1438 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1439 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1440 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1441 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1443 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1445 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1446 new 'outgoing' argument.
1447 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1448 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1449 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1450 LIBCALL_VALUE): Remove.
1451 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1452 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1453 (mh10300_function_value_regno_p): Declare.
1455 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1457 * config/arm/cortex-a9.md: New - integer pipeline description.
1459 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1461 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1462 aborting if the sizes of the two references don't match.
1464 2009-10-31 Toon Moene <toon@moene.org>
1466 * ipa-inline.c (cgraph_decide_inlining):
1467 Include reason for not inlining called-once functions in dump file.
1469 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1471 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1472 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1473 (LINK_SPEC): BE_LINK_SPEC added.
1475 2009-10-30 Richard Guenther <rguenther@suse.de>
1478 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1480 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1482 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1483 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1486 2009-10-30 Martin Jambor <mjambor@suse.cz>
1488 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1490 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1493 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1494 first. Move assert on stack_alignment_estimated just before
1495 setting stack_realign_needed.
1496 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1497 Don't call update_stack_boundary.
1499 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1500 (verride_options): Don't check ix86_force_align_arg_pointer here.
1501 (ix86_function_ok_for_sibcall): Use it.
1502 (ix86_update_stack_boundary): Likewise.
1504 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1506 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1508 * arm.md (QHSI): New mode iterator.
1509 (movqi): If generating for thumb, then truncate any immediate to
1511 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1513 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1516 2009-10-29 Cary Coutant <ccoutant@google.com>
1519 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1520 locations in the source).
1521 (store_vcall_insn): New function.
1522 (lookup_vcall_insn): New function.
1523 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1524 (dwarf2out_copy_call_info): New function.
1525 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1526 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1527 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1528 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1529 (debug_nothing_rtx_rtx): New dummy hook.
1530 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1531 (xcoff_debug_hooks): Likewise.
1532 * sdbout.c (sdb_debug_hooks): Likewise.
1533 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1535 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1537 * doc/invoke.texi (mmcount-ra-address): Document new command line
1539 * config/mips/mips.opt (mmcount-ra-address): New option.
1540 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1542 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1544 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1545 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1547 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1548 mips_function_profiler.
1550 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1554 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1555 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1556 * optc-gen.awk (cl_target_option_restore): Include call to
1557 targetm.override_options_after_change.
1558 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1559 * target.h (override_options_after_change): New.
1560 * c-common.c (parse_optimize_options): Call
1561 targetm.override_options_after_change.
1562 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1563 (ia64_override_options_after_change): New.
1564 (ia64_override_options) Add call to above.
1566 2009-10-29 Michael Matz <matz@suse.de>
1568 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1569 (gate_convert_to_rsqrt): Ditto.
1570 (pass_convert_to_rsqrt): Ditto.
1571 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1572 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1575 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1577 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1579 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1582 2009-10-29 Martin Jambor <mjambor@suse.cz>
1584 PR tree-optimization/41775
1585 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1586 (generate_subtree_copies): Do not unshare agg.
1587 (load_assign_lhs_subreplacements): Do not unshare rhs.
1588 (sra_modify_assign): Do not unshare exprs.
1589 (propagate_subacesses_accross_link): Renamed to
1590 propagate_subaccesses_across_link.
1592 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1594 * arm.c (count_insns_for_constant): Rework to support counting for
1595 thumb2 immediates as well.
1596 (find_best_start): Split out from arm_gen_constant.
1597 (arm_gen_constant): Rework to support XOR with immediate.
1599 2009-10-29 Chao-ying Fu <fu@mips.com>
1601 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1603 (mips_expand_synci_loop): Use the length rtx to control the
1604 synci loop from the begin rtx that points to the first byte of
1607 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1609 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1611 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1613 * dbxout.c (dbxout_common_check): Accept non public trees.
1614 * dwarf2out.c (fortran_common): Accept non public trees.
1616 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1618 * common.opt (fuse-linker-plugin): New option.
1619 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1621 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1623 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1625 PR rtl-optimization/39715
1626 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1627 (gen_cstoresi_ltu_thumb1): New splitter.
1629 2009-10-28 Richard Guenther <rguenther@suse.de>
1633 * tree-ssa.c (useless_type_conversion_p): Do not treat
1634 conversions to pointers to incomplete types as useless.
1635 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1638 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1640 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1641 vt_expand_loc unnecessarily when location is not a register nor
1645 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1646 fields don't have DECL_NAME.
1649 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1650 call convert_memory_address on addr.
1653 * config/i386/i386.c (ix86_pic_register_p): Don't call
1654 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1656 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1658 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1659 a variable part from its REG, MEM or VALUE.
1661 2009-10-28 Richard Guenther <rguenther@suse.de>
1663 * gimple.c (gimple_get_alias_set): Fix comment typo.
1665 2009-10-28 Richard Guenther <rguenther@suse.de>
1667 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1668 (free_lang_data): Unconditionally compute alias sets for all
1669 standard integer types. Bail out if gate bailed out previously.
1670 Do not reset the types_compatible_p langhook.
1671 (gate_free_lang_data): Remove.
1672 (struct pass_ipa_free_lang_data): Enable unconditionally.
1673 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1676 2009-10-28 Richard Guenther <rguenther@suse.de>
1679 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1680 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1681 (call_may_clobber_ref_p_1): Likewise.
1682 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1683 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1685 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1687 PR rtl-optimization/41812
1690 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1692 * df-problems.c (df_md_scratch): New.
1693 (df_md_alloc, df_md_free): Allocate/free it.
1694 (df_md_local_compute): Only include live registers in init.
1695 (df_md_transfer_function): Prune the in-set computed by
1696 the confluence function, and the gen-set too.
1698 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1700 PR rtl-optimization/39715
1701 * combine.c (simplify_comparison): Use extensions to
1702 widen comparisons. Try an ANDing first.
1704 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1706 PR rtl-optimization/40741
1707 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1708 a small constant is cheap.
1709 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1710 force_reg on the LHS.
1711 (xorsi3): Likewise, and split the XOR if the constant is complex
1712 and not in Thumb mode.
1714 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1716 * expmed.c (emit_store_flag): Check costs before
1717 transforming to the opposite representation.
1719 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1721 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1722 cstore result to DImode.
1724 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1726 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1727 inside the unspec vector.
1729 2009-10-27 Richard Henderson <rth@redhat.com>
1731 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1733 2009-10-27 Richard Henderson <rth@redhat.com>
1736 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1737 eh_region_may_contain_throw; update users.
1738 (eh_region_may_contain_throw): New function.
1739 (lower_catch): Check flag_exceptions before creating exception region.
1740 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1741 (lower_cleanup): Tidy existing flag_exceptions check to match.
1743 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1746 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1747 * config/i386/mingw.opt: Add fset-stack-executable.
1748 * config/i386/i386.c (ix86_trampoline_init): Make call to
1749 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1750 defined and its value is not zero.
1753 2009-10-27 Richard Guenther <rguenther@suse.de>
1755 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1756 handle calls to externally visible functions like in regular mode.
1757 (create_variable_info_for): Do not create function infos here.
1758 (have_alias_info): Remove write-only variable.
1759 (solve_constraints): New function split out from common code
1760 in compute_points_to_sets and ipa_pta_execute.
1761 (compute_points_to_sets): Adjust.
1762 (ipa_pta_execute): Likewise. Handle clones and externally visible
1763 functions like in non-IPA mode.
1765 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1768 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1771 2009-10-27 Richard Guenther <rguenther@suse.de>
1773 * tree-complex.c (expand_complex_div_wide): Check for
1774 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1776 2009-10-27 Revital Eres <eres@il.ibm.com>
1778 PR tree-optimization/40648
1779 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1780 Change decision of when to peel for alignment.
1782 2009-10-27 Richard Guenther <rguenther@suse.de>
1785 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1787 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1790 * fold-const.c (fold_binary_loc): Do not call
1791 protected_set_expr_location.
1793 2009-10-27 Wei Guozhi <carrot@google.com>
1796 * target.h (have_conditional_execution): Add a new target hook
1798 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1799 * targhooks.h (default_have_conditional_execution): Likewise.
1800 * targhooks.c (default_have_conditional_execution): Likewise.
1801 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1802 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1803 (arm_have_conditional_execution): New function.
1804 * ifcvt.c (noce_process_if_block, find_if_header,
1805 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1806 macro HAVE_conditional_execution to a target hook call.
1807 * recog.c (peephole2_optimize): Likewise.
1808 * sched-rgn.c (add_branch_dependences): Likewise.
1809 * final.c (asm_insn_count, final_scan_insn): Likewise.
1810 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1812 2009-10-26 Ben Elliston <bje@au.ibm.com>
1813 Michael Meissner <meissner@linux.vnet.ibm.com>
1814 Ulrich Weigand <uweigand@de.ibm.com>
1816 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1817 * config/spu/spu_cache.h: New file.
1819 * config/spu/cachemgr.c: New file.
1820 * config/spu/cache.S: New file.
1822 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1823 (ADDR_SPACE_EA): Define.
1824 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1825 * config/spu/spu.c (EAmode): New macro.
1826 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1827 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1828 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1829 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1830 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1831 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1832 (TARGET_ASM_SELECT_SECTION): Likewise.
1833 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1834 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1835 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1836 (ea_symbol_ref): New function.
1837 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1838 (spu_addr_space_legitimate_address_p): New function.
1839 (spu_addr_space_legitimize_address): Likewise.
1840 (cache_fetch): New global.
1841 (cache_fetch_dirty): Likewise.
1842 (ea_alias_set): Likewise.
1843 (ea_load_store): New function.
1844 (ea_load_store_inline): Likewise.
1845 (expand_ea_mem): Likewise.
1846 (spu_expand_mov): Handle __ea qualified memory references.
1847 (spu_addr_space_pointer_mode): New function.
1848 (spu_addr_space_address_mode): Likewise.
1849 (spu_addr_space_subset_p): Likewise.
1850 (spu_addr_space_convert): Likewise.
1851 (spu_section_type_flags): Handle "._ea" section.
1852 (spu_select_section): New function.
1853 (spu_unique_section): Likewise.
1854 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1855 and __EA64__ predefined macros.
1856 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1857 -matomic-updates switches.
1859 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1860 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1861 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1862 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1863 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1864 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1865 $(T)cache128k.o): Likewise.
1866 ($(T)libgcc_%.a): Likewise.
1868 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1869 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1870 (-maddress-space-conversion): Likewise.
1871 (-mcache-size=): Likewise.
1872 (-matomic-updates): Likewise.
1873 * doc/invoke.texi (-mea32/-mea64): Document.
1874 (-maddress-space-conversion): Likewise.
1875 (-mcache-size=): Likewise.
1876 (-matomic-updates): Likewise.
1878 2009-10-26 Ben Elliston <bje@au.ibm.com>
1879 Michael Meissner <meissner@linux.vnet.ibm.com>
1880 Ulrich Weigand <uweigand@de.ibm.com>
1882 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1884 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1885 defined, add the named address space keywords.
1886 (c_addr_space_name): New function.
1887 (complete_array_type): Preserve named address space.
1888 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1889 instead of targetm.valid_pointer_mode.
1891 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1892 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1893 (ADDR_SPACE_KEYWORD): New macro.
1894 (c_addr_space_name): Add prototype.
1896 * c-tree.h (struct c_declspecs): Add address_space member.
1897 (declspecs_add_addrspace): Add prototype.
1899 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1901 * c-parser.c (c_parse_init): Add assertion.
1902 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1903 (c_lex_one_token): Handle address space keywords.
1904 (c_token_starts_typename): Likewise.
1905 (c_token_starts_declspecs): Likewise.
1906 (c_parser_declspecs): Likewise.
1907 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1908 literal within function qualified with named address space.
1910 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1911 address space qualifiers.
1912 (shadow_tag_warned): Warn about useless address space qualifiers.
1913 (quals_from_declspecs): Handle address space qualifiers.
1914 (grokdeclarator): Likewise.
1915 (build_null_declspecs): Likewise.
1916 (declspecs_add_addrspace): New function.
1918 * c-typeck.c (addr_space_superset): New function.
1919 (qualify_type): Handle named address spaces.
1920 (composite_type): Likewise.
1921 (common_pointer_type): Likewise.
1922 (comp_target_types): Likewise.
1923 (build_conditional_expr): Likewise.
1924 (handle_warn_cast_qual): Likewise.
1925 (build_c_cast): Likewise.
1926 (convert_for_assignment): Likewise.
1927 (build_binary_op): Likewise.
1928 (pointer_diff): Handle named address spaces. Use intermediate
1929 integer type of sufficient size if required.
1931 2009-10-26 Ben Elliston <bje@au.ibm.com>
1932 Michael Meissner <meissner@linux.vnet.ibm.com>
1933 Ulrich Weigand <uweigand@de.ibm.com>
1935 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1936 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1937 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1939 * target.h (struct target_def): Add pointer_mode, address_mode,
1940 and valid_pointer_mode to addr_space substructure.
1941 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1942 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1943 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1944 (TARGET_ADDR_SPACE_HOOKS): Add them.
1945 * targhooks.c (target_default_pointer_address_modes_p): New function.
1946 * target.h (target_default_pointer_address_modes_p): Add prototype.
1947 * targhooks.c (default_addr_space_pointer_mode): New function.
1948 (default_addr_space_address_mode): Likewise.
1949 (default_addr_space_valid_pointer_mode): Likewise.
1950 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1951 (default_addr_space_address_mode): Likewise.
1952 (default_addr_space_valid_pointer_mode): Likewise.
1953 * output.h (default_valid_pointer_mode): Move to ...
1954 * targhooks.h (default_valid_pointer_mode): ... here.
1955 * varasm.c (default_valid_pointer_mode): Move to ...
1956 * targhooks.c (default_valid_pointer_mode): ... here.
1958 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1959 instead of targetm.valid_pointer_mode.
1961 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1962 * tree.c (integer_pow2p): Likewise.
1963 (tree_log2): Likewise.
1964 (tree_floor_log2): Likewise.
1965 (signed_or_unsigned_type_for): Support pointer type of different size.
1966 (int_or_pointer_precision): New function.
1967 * tree.h (int_or_pointer_precision): Add prototype.
1968 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1969 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1970 incoming pointer type instead of POINTER_SIZE.
1972 * tree.c (build_pointer_type): Use appropriate pointer mode
1973 instead of ptr_mode.
1974 (build_reference_type): Likewise.
1975 * expr.c (store_expr): Likewise.
1976 (expand_expr_addr_expr): Likewise.
1977 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1978 * cfgexpand.c (expand_debug_expr): Likewise.
1980 * auto-inc-dec.c: Include "target.h".
1981 (try_merge): Use appropriate address mode instead of Pmode.
1982 (find_inc): Likewise.
1983 * combine.c (find_split_point): Likewise.
1984 * cselib.c (cselib_record_sets): Likewise.
1985 * dse.c (replace_inc_dec): Likewise.
1986 (canon_address): Likewise.
1987 * var-tracking.c (replace_expr_with_values): Likewise.
1988 (count_uses): Likewise.
1989 (add_uses): Likewise.
1990 (add_stores): Likewise.
1991 * emit-rtl.c: Include "target.h".
1992 (adjust_address_1): Use appropriate address mode instead of Pmode.
1993 (offset_address): Likewise.
1994 * explow.c (break_out_memory_refs): Likewise.
1995 (memory_address_addr_space): Likewise.
1996 (promote_mode): Likewise.
1997 * expr.c (move_by_pieces): Likewise.
1998 (emit_block_move_via_loop): Likewise.
1999 (store_by_pieces): Likewise.
2000 (store_by_pieces_1): Likewise.
2001 (expand_assignment): Likewise.
2002 (store_constructor): Likewise.
2003 (expand_expr_addr_expr): Likewise.
2004 (expand_expr_real_1): Likewise.
2005 * cfgexpand.c (expand_debug_expr): Likewise.
2006 * ifcvt.c (noce_try_cmove_arith): Likewise.
2007 * regcprop.c (kill_autoinc_value): Likewise.
2008 * regmove.c (try_auto_increment): Likewise.
2009 * reload.c (find_reloads): Likewise.
2010 (find_reloads_address): Likewise.
2011 (find_reloads_address_1): Likewise.
2012 * sched-deps.c: Include "target.h".
2013 (sched_analyze_1): Use appropriate address mode instead of Pmode.
2014 (sched_analyze_2): Likewise.
2015 * sel-sched-dump.c: Include "target.h".
2016 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
2017 * stor-layout.c (layout_type): Likewise.
2018 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2019 (multiplier_allowed_in_address_p): Likewise.
2020 (get_address_cost): Likewise.
2021 * varasm.c (make_decl_rtl): Likewise.
2023 * expr.c (expand_assignment): Always convert offsets to appropriate
2025 (store_expr): Likewise.
2026 (store_constructor): Likewise.
2027 (expand_expr_real_1): Likewise.
2029 * reload.h (form_sum): Add MODE argument.
2030 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
2031 Update recursive calls.
2032 (subst_indexed_address): Update calls to form_sum.
2034 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
2035 * tree-ssa-address.c: Include "target.h".
2036 (templates): Replace by ...
2037 (mem_addr_template_list): ... this new vector.
2038 (TEMPL_IDX): Handle address space numbers.
2039 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
2040 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
2041 instead of global cache. Update call to gen_addr_rtx.
2042 (valid_mem_ref_p): Update call to addr_for_mem_ref.
2043 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
2045 * rtl.h (convert_memory_address_addr_space): Add prototype.
2046 (convert_memory_address): Define as macro.
2047 * explow.c (convert_memory_address): Rename to ...
2048 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
2049 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
2050 Update recursive calls.
2051 (memory_address_addr_space): Call convert_memory_address_addr_space.
2052 * expmed.c (make_tree): Likewise.
2053 * expr.c (expand_assignment): Likewise.
2054 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2055 (expand_expr_addr_expr): Likewise. Also, update call.
2057 * alias.c (find_base_value): Guard pointer size optimizations.
2058 (find_base_term): Likewise.
2059 * rtlanal.c (nonzero_bits1): Likewise.
2060 (num_sign_bit_copies1): Likewise.
2061 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2063 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
2064 (emit-rtl.o): Likewise.
2065 (auto-inc-dec.o): Likewise.
2066 (sched-deps.o): Likewise.
2068 2009-10-26 Ben Elliston <bje@au.ibm.com>
2069 Michael Meissner <meissner@linux.vnet.ibm.com>
2070 Ulrich Weigand <uweigand@de.ibm.com>
2072 * doc/extend.texi (Named Address Spaces): New section.
2073 * coretypes.h (addr_space_t): New type.
2074 (ADDR_SPACE_GENERIC): New define.
2075 (ADDR_SPACE_GENERIC_P): New macro.
2077 * doc/tm.texi (Named Address Spaces): New section.
2078 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
2079 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
2080 (TARGET_ADDR_SPACE_SUBSET_P): Document.
2081 (TARGET_ADDR_SPACE_CONVERT): Document.
2082 * target.h (struct gcc_target): Add addr_space substructure.
2083 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
2084 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2085 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2086 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2087 (TARGET_ADDR_SPACE_HOOKS): Likewise.
2088 (TARGET_INITIALIZER): Initialize addr_space hooks.
2089 * targhooks.c (default_addr_space_legitimate_address_p): New function.
2090 (default_addr_space_legitimize_address): Likewise.
2091 (default_addr_space_subset_p): Likewise.
2092 (default_addr_space_convert): Likewise.
2093 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
2094 (default_addr_space_legitimize_address): Likewise.
2095 (default_addr_space_subset_p): Likewise.
2096 (default_addr_space_convert): Likewise.
2098 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
2099 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
2100 (MEM_ADDR_SPACE): New macro.
2101 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
2102 address space memory attribute.
2103 (mem_attrs_htab_hash): Handle address space memory attribute.
2104 (mem_attrs_htab_eq): Likewise.
2105 (set_mem_attributes_minus_bitpos): Likewise.
2106 (set_mem_alias_set): Likewise.
2107 (set_mem_align): Likewise.
2108 (set_mem_expr): Likewise.
2109 (set_mem_offset): Likewise.
2110 (set_mem_size): Likewise.
2111 (adjust_address_1): Likewise.
2112 (offset_address): Likewise.
2113 (widen_memoy_address): Likewise.
2114 (get_spill_slot_decl): Likewise.
2115 (set_mem_attrs_for_spill): Likewise.
2116 (set_mem_addr_space): New function.
2117 * emit-rtl.h (set_mem_addr_space): Add prototype.
2118 * print-rtl.c (print_rtx): Print address space memory attribute.
2119 * expr.c (expand_assignment): Set address space memory attribute
2120 of generated MEM RTXes as appropriate.
2121 (expand_expr_real_1): Likewise.
2122 * cfgexpand.c (expand_debug_expr): Likewise.
2123 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2125 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2126 size of "spare" bitfield.
2127 (TYPE_ADDR_SPACE): New macro.
2128 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2129 (DECODE_QUAL_ADDR_SPACE): Likewise.
2130 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2131 (KEEP_QUAL_ADDR_SPACE): Likewise.
2132 (TYPE_QUALS): Encode type address space.
2133 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2134 * tree.c (set_type_quals): Set type address space.
2135 (build_array_type): Inherit array address space from element type.
2136 * print-tree.c (print_node_brief): Print type address space.
2137 (print_node): Likewise.
2138 * tree-pretty-print.c (dump_generic_node): Likewise.
2140 * explow.c (memory_address): Rename to ...
2141 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2142 Use address-space aware variants of memory address routines.
2143 * recog.c (memory_address_p): Rename to ...
2144 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2145 Use address-space aware variants of memory address routines.
2146 (offsettable_address_p): Rename to ...
2147 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2148 Use address-space aware variants of memory address routines.
2149 * reload.c (strict_memory_address_p): Rename to ...
2150 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2151 Use address-space aware variants of memory address routines.
2152 (maybe_memory_address_p): Rename to ...
2153 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2154 Use address-space aware variants of memory address routines.
2155 * expr.h (memory_address_addr_space): Add prototype.
2156 (memory_address): Define as macro.
2157 * recog.h (memory_address_addr_space_p): Add prototype.
2158 (memory_address_p): Define as macro.
2159 (offsettable_address_addr_space_p): Add prototype.
2160 (offsettable_address_p): Define as macro.
2161 (strict_memory_address_addr_space_p): Add prototype.
2162 (strict_memory_address_p): Define as macro.
2164 * combine.c (find_split_point): Use address-space aware variants
2165 of memory address routines.
2166 * emit-rtl.c (operand_subword): Likewise.
2167 (change_address_1): Likewise.
2168 (adjust_address_1): Likewise.
2169 (offset_address): Likewise.
2170 * expr.c (emit_move_insn): Likewise.
2171 (expand_assignment): Likewise.
2172 (expand_expr_real_1): Likewise.
2173 * recog.c (verify_changes): Likewise.
2174 (general_operand): Likewise.
2175 (offsettable_memref_p): Likewise.
2176 (offsettable_nonstrict_memref_p): Likewise.
2177 (constrain_operands): Likewise.
2178 * reload.c (get_secondary_mem): Likewise.
2179 (find_reloads_toplev): Likewise.
2180 (find_reloads_address): Likewise.
2181 (find_reloads_subreg_address): Likewise.
2182 * reload1.c (reload): Likewise.
2183 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2184 * rtl.h (address_cost): Add ADDRSPACE argument.
2185 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2186 aware variant of memory address routines.
2187 * loop-invariant.c (create_new_invariant): Update address_cost call.
2188 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2189 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2190 Use address-space aware variant of memory address routines.
2191 (propagate_rtx_1): Update call to should_replace_address.
2192 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2194 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2195 ADDRSPACE argument. Use per-address-space instead of global cache.
2196 Use address-space aware variant of memory address routines.
2197 (get_address_cost): Likewise.
2198 (get_computation_cost_at): Update calls.
2199 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2200 Use address-space aware variant of memory address routines.
2201 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2202 (most_expensive_mult_to_index): Update call to
2203 multiplier_allowed_in_address_p.
2205 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
2206 attribute to indicate named address spaces.
2208 * varasm.c (get_variable_section): DECLs in named address spaces
2211 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
2212 for addresses in a non-generic address space.
2214 * expr.c (emit_block_move_hints): Do not use libcalls for
2215 memory in non-generic address spaces.
2216 (clear_storage_hints): Likewise.
2217 (expand_assignment): Likewise.
2219 * fold-const.c (operand_equal_p): Expressions refering to different
2220 address spaces are not equivalent.
2222 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
2223 spaces are not equivalent.
2224 (rtx_equal_p): Likewise.
2225 * cse.c (exp_equiv_p): Likewise.
2226 * jump.c (rtx_renumbered_equal_p): Likewise.
2227 * reload.c (operands_match_p): Likewise.
2229 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
2230 address spaces may alias.
2231 (true_dependence): Likewise.
2232 (canon_true_dependence): Likewise.
2233 (write_dependence_p): Likewise.
2235 * dse.c (canon_address): Handle named address spaces.
2236 * ifcvt.c (noce_try_cmove_arith): Likewise.
2238 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2239 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2240 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2241 to handle conversions between different address spaces.
2242 * fold-const.c (fold_convert_loc): Likewise.
2243 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2244 * tree-pretty-print.c (dump_generic_node): Likewise.
2245 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2246 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2247 * tree-inline.c (estimate_operator_cost): Likewise.
2248 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2249 to different address spaces are not useless.
2251 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2254 * cfgcleanup.c (trivially_empty_bb_p): New function.
2255 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2258 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2259 add_name_and_src_coords_attributes, gen_namespace_die,
2260 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2262 2009-10-26 Nick Clifton <nickc@redhat.com>
2264 * config.gcc: Add support for RX target.
2265 * config/rx: New directory.
2266 * config/rx/constraints.md: New file.
2267 * config/rx/predicates.md: New file.
2268 * config/rx/rx.c: New file.
2269 * config/rx/rx.h: New file.
2270 * config/rx/rx.md: New file.
2271 * config/rx/rx.opt: New file.
2272 * config/rx/rx-protos.h: New file.
2273 * config/rx/t-rx: New file.
2274 * doc/extend.texi: Document RX function attributes.
2275 * doc/invoke.texi: Document RX specific command line options.
2276 * doc/contrib.texi: Document RX contribution.
2277 * doc/md.texi: Document RX constraints.
2278 * doc/install.texi: Document RX support.
2280 2009-10-26 Michael Matz <matz@suse.de>
2282 PR tree-optimization/41783
2283 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2284 case for simple diamonds.
2285 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2286 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2287 argument, use alias oracle to skip some vdefs.
2288 (phi_translate_1): Change call to above, don't allocate new
2289 value ids if they can stay the same.
2290 (compute_avail): Allow vuse walking when looking up references.
2292 2009-10-26 Richard Guenther <rguenther@suse.de>
2294 PR tree-optimization/41826
2295 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2296 access to re-allocated vector fields.
2298 2009-10-26 Richard Guenther <rguenther@suse.de>
2300 * graphite-sese-to-poly.c (check_poly_representation): Fix
2301 compile without checking.
2303 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2306 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2307 * gimplify.c (tree_should_carry_location_p,
2308 tree_annotate_one_with_location,tree_annotate_all_with_location):
2309 Remove obsolete functions.
2311 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2314 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2316 2009-10-25 Richard Guenther <rguenther@suse.de>
2318 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2319 Stream DECL_RESTRICTED_P.
2320 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2322 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2324 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2325 a note when expanding to nothing.
2327 2009-10-25 Richard Guenther <rguenther@suse.de>
2330 * tree.c (find_decls_types_r): Deal with Java overloading
2331 BINFO_VIRTUALS for its own purpose.
2333 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2335 * config/mips/predicates.md (hilo_operand): New predicate.
2336 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2337 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2338 splitter part from here ...:
2339 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2340 op0 and op4 to match the DINS case.
2341 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2343 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2346 * avr.md (QIDI): Add new mode iterator.
2347 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2348 patterns for all QI thru DI modes combinations.
2349 (sbrx_and_branch<mode>): Create new and based bit test and jump
2350 patterns for QI thru SI modes.
2351 avr.c (avr_out_sbxx_branch): Use only bit number.
2353 2009-10-24 Jan Hubicka <jh@suse.cz>
2355 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2357 (analyze_function): When analyzing noreturn nothrow call, do not
2358 compute written stats; free bitmaps of vars early if possible.
2359 (generate_summary): Only update bitmaps if computed.
2360 (propagate): Only dump bitmaps if computed.
2361 (ipa_reference_read_summary): Fix pasto.
2363 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2365 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2366 (aliasing_component_refs_p): ...this. Return true if there is no
2367 common base and the base access types have the same alias set.
2368 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2369 (indirect_refs_may_alias_p): Likewise.
2371 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2374 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2375 a C_MAYBE_CONST_EXPR.
2377 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2380 * config/rs6000/rs6000.c (struct machine_function): Add
2381 vsx_or_altivec_used_p to record if vector types are used.
2382 (rs6000_expand_to_rtl_hook): Rename from
2383 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2384 any vector operations, so if there are, we can set VRSAVE to
2385 non-zero when only floating point vector registers are used.
2386 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2387 (rs6000_check_vector_mode): Inner function to check if vector
2388 types are used in the code.
2389 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2390 vector instructions are used.
2392 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2393 Indicate that VSX registers which overlap floating point
2394 registers, can't be used across a call, since the ABI only states
2395 the scalar part of the register will be saved and restored.
2397 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2400 * alias.c (get_alias_set): Call langhook before returning 0 for
2401 types with structural equality.
2402 * c-common.c (c_common_get_alias_set): Use alias set of element
2403 type for arrays with structural comparison.
2405 2009-10-23 Richard Guenther <rguenther@suse.de>
2408 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2409 gimple_call_nothrow_p.
2411 2009-10-23 Richard Guenther <rguenther@suse.de>
2413 PR tree-optimization/41778
2414 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2415 redundancy along a path in the CFG we want to optimize for speed
2416 is going to be removed.
2417 (execute_pre): Do partial-PRE only if the function is to be
2418 optimized for speed.
2419 (gate_pre): Do not turn off all of PRE when not optimizing a
2422 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2424 * builtins.c (fold_builtin_cabs): Use validate_arg().
2425 (fold_builtin_cexp): Fix if-logic.
2426 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2428 2009-10-22 Jeff Law <law@redhat.com>
2430 * ira-lives.c (process_single_reg_class_operands): Update the
2431 hard reg costs for all the hard registers desired by the
2432 single reg class operand.
2434 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2436 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2437 for rtxes that aren't handled specially.
2439 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2441 * rtl.h (shallow_copy_rtvec): Declare.
2442 * rtl.c (shallow_copy_rtvec): New function.
2443 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2444 rtx field if the subrtx has changed.
2446 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2448 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2449 (m32c_function_value): Make static, add new 'outgoing' argument.
2450 (m32c_libcall_value): Make static, add new 'fun' argument.
2451 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2452 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2453 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2454 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2455 (m32c_function_value, m32c_libcall_value): Delete declaration.
2457 2009-10-22 Diego Novillo <dnovillo@google.com>
2459 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2461 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2463 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2466 2009-10-22 Richard Guenther <rguenther@suse.de>
2468 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2469 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2470 (lto_symtab_merge): Do not merge cgraph nodes here.
2471 (lto_symtab_resolve_can_prevail_p): Simplify.
2472 (lto_symtab_resolve_symbols): Store cgraph node.
2473 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2474 functions from the symtab.
2475 (lto_symtab_merge_cgraph_nodes_1): New function.
2476 (lto_symtab_merge_cgraph_nodes): Likewise.
2478 2009-10-22 Richard Guenther <rguenther@suse.de>
2481 * lto-streamer-out.c (lto_output_location): Stream the
2483 * lto-streamer-in.c (lto_input_location): Likewise.
2485 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2487 * cfgloopmanip.c (duplicate_subloops): Export.
2488 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2489 (transform_to_exit_first_loop): Duplicate bbs starting from
2490 header up to loop->latch instead of exit->src.
2491 Initialize control variable to the correct number of iterations.
2492 (gather_scalar_reductions): Do not register double reductions.
2493 (parallelize_loops): Dump which loop is tested.
2494 Indicate whether the parallelized loop is inner or not.
2495 Remove the innermost-loop requirement.
2496 * cfgloop.h (duplicate_subloops): Export.
2497 * tree-cfg.c (add_phi_args_after_redirect): New function.
2498 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2499 Call duplicate_subloops.
2500 Update number of iterations at the exit condition.
2501 Don't redirect nexits always to the loop exit.
2502 Redirect copied edges from latch to the loop exit.
2504 2009-10-22 Jan Hubicka <jh@suse.cz>
2506 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2508 * ipa-inline.c (cgraph_mark_inline_edge,
2509 cgraph_decide_inlining_of_small_function,
2510 cgraph_decide_inlining, inline_read_summary): Disable indirect
2511 inlining for WPA for time being.
2513 PR tree-optimize/40556
2514 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2516 2009-10-22 Richard Guenther <rguenther@suse.de>
2518 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2519 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2521 2009-10-22 Jan Hubicka <jh@suse.cz>
2524 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2526 (check_call): Handle only indirect calls.
2527 (propagate_bits): Update comment.
2528 (write_node_summary_p): Turn bogus check to assert.
2529 (ipa_reference_write_summary): Stream calls_read_all properly.
2530 (ipa_reference_read_summary): Stream in calls_read_all properly.
2531 (read_write_all_from_decl): New function.
2532 (propagate): Handle OVERWRITABLE nodes and external calls here.
2533 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2535 (analyze_function): Do not check visibility here.
2536 (add_new_function): We summary OVERWRITABLE too.
2537 (generate_summary): Stream OVERWRITABLE nodes too.
2538 (propagate): Handle external calls and OVERWRITABLE nodes here.
2539 (local_pure_const): Check visibility here.
2541 2009-10-22 Jan Hubicka <jh@suse.cz>
2543 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2544 (pass_ipa_cp): Register them.
2545 (ipcp_init_stage): Analyze all functions for whopr/lto.
2546 (ipcp_propagate_stage): Skip external calls.
2547 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2548 * ipa-reference.c (write_node_summary_p): Fix thinko about
2550 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2551 when in ltrans, skip executing of ipa passes since everything
2552 should've been done.
2553 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2554 (inline_generate_summary): Likewise.
2555 (inline_read_summary): New function.
2556 (inline_write_summary): New function.
2557 (pass_ipa_inline): Register new hooks.
2558 * ipa-prop.c: Inlcude lto-streamer.h
2559 (ipa_edge_args_vector): Update declaration.
2560 (ipa_count_arguments, ipa_compute_jump_functions,
2561 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2562 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2563 ipa_read_node_info): New static functions.
2564 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2565 (duplicate_array): Use xmalloc.
2566 (duplicate_ggc_array): New.
2567 (ipa_edge_duplication_hook): Use it.
2568 (ipa_update_after_lto_read): New function.
2569 * ipa-prop.h (ipa_prop_write_jump_functions,
2570 ipa_prop_read_jump_functions): Declare.
2571 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2572 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2573 (ipa_edge_args_vector): Move into GGC.
2574 (ipa_check_create_edge_args): Update.
2575 (ipa_update_after_lto_read): New.
2576 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2578 (ipa_read_summaries): When in ltrans, so not read summaries.
2579 * lto-streamer.c (lto_get_section_name): Add
2580 LTO_section_jump_functions.
2581 * lto-streamer.h (LTO_section_jump_functions): New section.
2582 (produce_asm): Declare.
2583 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2584 * lto-streamer-out.c (produce_asm): Export.
2585 * lto-streamer-in.c: Include tree-pass.h
2586 (input_function): Free dominance info when done.
2587 (lto_read_body): Push ipa_inline in ltrans stage.
2588 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2589 * Makefile.in (GTFILES): Add ipa-prop.h
2591 2009-10-22 Matthias Klose <doko@ubuntu.com>
2593 * doc/install.texi: Document --enable-browser-plugin.
2595 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2597 * doc/invoke.texi (fira-loop-pressure): Update default value.
2598 * opts.c (decode_options): Remove default value setting for
2599 flag_ira_loop_pressure.
2600 * config/ia64/ia64.c (ia64_override_options): Set
2601 flag_ira_loop_pressure up for -O3.
2602 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2604 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2606 PR tree-optimization/41497
2607 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2608 chrec_dont_know if the evolution function returned by follow_ssa_edge
2609 is constant in the analyzed loop and is not compatible with the
2610 initial value before the loop.
2611 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2613 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2615 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2617 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2620 * doc/invoke.texi: Document -print-multi-os-directory.
2622 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2625 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2626 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2627 when darwin_emit_unwind_label is used.
2629 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2631 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2634 2009-10-20 Richard Henderson <rth@redhat.com>
2636 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2637 before emit_post_landing_pad.
2639 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2641 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2642 Use when calling rtx_costs.
2643 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2644 global optimize_size. Pass speed to mips_binary_cost.
2646 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2648 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2651 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2653 * rtl.h (simplify_replace_fn_rtx): Declare.
2654 (wrap_constant, unwrap_constant): Delete.
2655 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2656 (expand_debug_expr): Don't call wrap_constant.
2657 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2658 (auto_adjust_pair): Fold into...
2659 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2660 Just return a new value.
2661 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2662 otherwise use simplify_replace_rtx.
2663 * cselib.c (wrap_constant): Reinstate old definition.
2664 (cselib_expand_value_rtx_1): Don't wrap constants.
2665 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2666 simplify_replace_rtx.
2667 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2668 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2669 Use simplify_replace_rtx.
2670 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2672 (simplify_replace_rtx): ...here. Turn into a wrapper for
2673 simplify_replace_fn_rtx.
2674 (simplify_unary_operation): Don't unwrap CONSTs.
2675 * var-tracking.c (check_wrap_constant): Delete.
2676 (vt_expand_loc_callback): Don't call it.
2677 (vt_expand_loc): Likewise.
2679 2009-10-20 Pascal Obry <obry@adacore.com>
2680 Eric Botcazou <ebotcazou@adacore.com>
2682 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2684 2009-10-20 Michael Matz <matz@suse.de>
2686 * loop-invariant.c (create_new_invariant): Use different magic number.
2688 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2691 * arm.c (arm_override_options): Forcibly disable hot/cold block
2694 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2697 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2700 2009-10-20 Richard Guenther <rguenther@suse.de>
2702 * ggc-page.c: Include cfgloop.h.
2703 (struct max_alignment): Drop long double, add void *.
2704 (extra_order_size_table): Add low non-power-of-two multiples
2705 of MAX_ALIGNMENT. Drop small type-based entries, add
2706 tree_type, cgraph_node and loop.
2707 * alloc-pool.c (struct allocation_object_def): Drop long double
2710 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2713 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2714 referenced just in DEBUG_INSNs.
2716 2009-10-20 Richard Guenther <rguenther@suse.de>
2719 * gimple.c (gimple_register_type): Make sure we register
2720 the types main variant first.
2722 2009-10-20 Richard Guenther <rguenther@suse.de>
2724 * gimple.c (gimple_types_compatible_p): Simplify. Move
2725 cheap checks before hashtable queries. Add checks for
2726 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2728 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2730 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2731 without size or with size that can't be represented as a host integer.
2733 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2735 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2736 the removal of a debug stmt as a significant change.
2738 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2740 * config/s390/s390.md: Added agen condition to operand
2741 forwarding bypasses. Added bypass for early address generation
2742 use of int results. Updated comments.
2744 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2746 * config/i386/i386.c: Remove signal.h #include.
2748 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2750 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2751 * doc/rtl.texi: Document ss_abs.
2753 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2755 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2756 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2757 instead of C_LEX_RAW_STRINGS.
2758 (lex_string): Handle CPP_UTF8STRING.
2759 * c-parser.c (c_parser_postfix_expression): Likewise.
2760 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2761 (C_LEX_STRING_NO_JOIN): ... this.
2763 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2765 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2766 cris_function_value_regno_p): New functions.
2767 (cris_promote_function_mode): Update comment.
2768 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2769 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2770 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2771 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2773 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2775 * unwind-dw2.c (execute_stack_op): Fix operand order for
2776 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2778 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2780 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2781 (lower_stmt) <GIMPLE_BIND>: Add comment.
2782 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2784 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2785 Otherwise lower it and set cannot_fallthru to true.
2786 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2787 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2788 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2789 to true for a noreturn call. Do not remove statements.
2790 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2791 Set cannot_fallthru to false on function exit.
2792 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2793 <GIMPLE_ASSIGN>: Remove.
2795 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2797 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2799 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2801 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2802 next/prev_active_insn to skip DEBUG_INSNs as well.
2804 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2806 * config/arm/arm.c (output_move_neon): Use DImode in call to
2809 2009-10-19 Matthias Klose <doko@ubuntu.com>
2812 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2814 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2816 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2818 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2821 * optabs.c (expand_binop): Make mode of shift count expression mode
2822 of shift count not target.
2825 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2827 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2828 case. Force using values to replace references within the statement.
2829 (convert_local_reference_stmt): Likewise.
2831 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2833 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2834 remove a subsequent GOTO or RETURN statement.
2836 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2838 * config/avr.md (*movqi): Add zero as equally preferable constraint
2839 as general register.
2842 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2844 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2846 2009-10-17 Richard Guenther <rguenther@suse.de>
2848 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2850 2009-10-17 Richard Guenther <rguenther@suse.de>
2852 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2853 operands in COMPONENT_REFs.
2855 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2857 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2858 if not defined. Change type of second argument to const_rtx.
2859 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2861 * targhooks.h (default_libcall_value): Update prototype.
2862 * target.h (struct gcc_target): Change type of second argument of
2863 libcall_value to const_rtx.
2864 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2866 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2867 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2869 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2872 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2873 * cgraphunit.c (cgraph_optimize): Call it.
2874 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2875 (dwarf2out_assembly_start): ... here. New hook.
2876 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2877 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2879 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2880 * sdbout.c (sdb_debug_hooks): Likewise.
2881 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2882 (vmsdbgout_assembly_start): New hook.
2884 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2886 * rtl.h (RTL_LOCATION): Fix typo.
2888 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2890 * print-rtl.c (print_rtx): Print locators in asm_operands
2893 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2896 * sched-deps.c (depl_on_debug_p): New.
2897 (attach_dep_link): Reject debug deps before nondebug deps.
2898 (add_to_deps_list): Insert debug deps after nondebug deps.
2899 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2901 (sd_add_dep): Do not reject debug deps.
2902 (add_insn_mem_dependence): Don't count debug deps.
2903 (remove_from_deps): Likewise.
2904 (sched_analyze_2): Set up mem deps on debug insns.
2905 (sched_analyze_insn): Record reg uses for deps on debug insns.
2906 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2907 try_ready nondebug insn after debug insn.
2908 * ddg.c (create_ddg_dep_from_intra_loop_link,
2909 create_ddg_dep_no_link): Don't reject debug deps.
2911 2009-10-16 Richard Guenther <rguenther@suse.de>
2913 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2914 (maybe_merge_incomplete_and_complete_type): Likewise.
2915 (lto_symtab_merge): Do not call them. Do not warn for
2916 complete vs. incomplete compatible types.
2917 (lto_symtab_merge_decls_2): Simplify.
2918 * gimple.c (gimple_force_type_merge): Remove.
2919 (gimple_types_compatible_p): Make it static.
2920 * gimple.h (gimple_force_type_merge): Remove.
2921 (gimple_types_compatible_p): Likewise.
2923 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2925 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2926 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2928 2009-10-16 Richard Guenther <rguenther@suse.de>
2930 PR tree-optimization/41728
2931 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2932 if fold_stmt did anything.
2934 2009-10-16 Richard Guenther <rguenther@suse.de>
2937 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2938 (maybe_fixup_handled_component): New function.
2939 (input_gimple_stmt): Fixup mismatched decl replacements.
2941 2009-10-16 Richard Guenther <rguenther@suse.de>
2944 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2945 the same as VAR_DECL.
2947 2009-10-16 Richard Guenther <rguenther@suse.de>
2949 * gimple.c (iterative_hash_gimple_type): For integer types
2950 also hash their minimum and maximum values and the string flag.
2951 For array types hash their domain and the string flag.
2953 2009-10-16 Richard Guenther <rguenther@suse.de>
2955 * gimple.c (gimple_types_compatible_p): Restrict completing
2956 types to record or unions. Simplify completion.
2957 Do not merge records or unions with different
2958 TYPE_STRUCTURAL_EQUALITY_P tag.
2959 (iterative_hash_gimple_type): Restrict non-recursing into
2960 pointer targets for records and unions.
2962 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2965 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2966 * dwarf2out.c (mem_loc_descriptor): Don't handle
2967 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2968 punt if it is not lowpart subreg or if inner mode isn't
2971 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2973 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2974 investigating previous or next insns.
2976 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2978 * tree-sra.c (build_ref_for_offset_1): Update comment.
2980 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2982 * config/s390/s390.md (atype): Added missing values.
2984 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2987 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2988 (casesi64p): Update pattern to reflect above.
2990 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2992 PR rtl-optimization/41697
2993 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2995 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2998 * config/rs6000/predicates.md: Update copyright year.
2999 * config/rs6000/altivec.md: Ditto.
3001 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
3002 (MD_INCLUDES): Add a2.md.
3004 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
3005 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
3006 (builtin_classify): New static vector to classify various builtins
3007 to get the tree attributes correct.
3008 (def_builtin): Set the attributes of builtins based on what the
3009 builtin does (i.e. memory operation, floating point, saturation
3010 need special attributes, others are pure functions).
3012 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
3014 (enum rs6000_builtins): Include rs6000-builtin.def to define the
3015 builtins. Change the end marker to MAX_RS6000_BUILTINS from
3016 RS6000_BUILTIN_COUNT.
3017 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
3018 MAX_RS6000_BUILTINS.
3020 * config/rs6000/rs6000-builtin.def: New file that combines the
3021 builtin enumeration name and attributes.
3023 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
3025 * config/i386/linux.h (ASM_SPEC): Add --32.
3027 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3029 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
3030 and DW_TAG_template_alias.
3031 (dwarf_attr_name): Handle DW_AT_main_subprogram,
3032 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
3033 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
3034 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
3035 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
3036 and DW_AT_GNU_odr_signature.
3037 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
3038 DW_FORM_flag_present and DW_FORM_ref_sig8.
3039 (output_signature): Only print name on the first byte.
3040 (output_die): Likewise for dw_val_class_data8.
3042 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3044 * doc/invoke.texi: Clarify that most optimizations are not enabled
3047 2009-10-15 Richard Guenther <rguenther@suse.de>
3050 * gimple.c (compare_type_names_p): Handle anonymous names
3051 differently based on new mode argument.
3052 (gimple_types_compatible_p): For structs also compare the tags.
3053 (iterative_hash_type_name): Rename to ...
3054 (iterative_hash_name): ... this. Hash all names.
3055 (iterative_hash_gimple_type): Fix hashing the struct tag of
3056 pointer targets. Hash field decl names.
3058 2009-10-15 Richard Guenther <rguenther@suse.de>
3061 * gimple.c (gimple_get_alias_set): Avoid recursing on
3062 invalid type topology.
3064 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3066 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
3068 2009-10-15 Richard Guenther <rguenther@suse.de>
3070 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
3072 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3074 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
3075 add --with-tune{,-32,-64} configured default for -mtune if explicit
3078 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
3080 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
3082 2009-10-14 DJ Delorie <dj@redhat.com>
3084 * config/h8300/h8300.c (F): New.
3086 (h8300_emit_stack_adjustment): Call them.
3088 (h8300_push_pop): Likewise.
3089 (h8300_expand_prologue): Likewise.
3090 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
3091 (MUST_USE_SJLJ_EXCEPTIONS): Define.
3092 (INCOMING_RETURN_ADDR_RTX): Define.
3093 (INCOMING_FRAME_SP_OFFSET): Define.
3094 (DWARF_CIE_DATA_ALIGNMENT): Define.
3096 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3098 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
3099 fields in builtin structs.
3100 (finalize_record_size): Likewise.
3102 2009-10-14 Richard Guenther <rguenther@suse.de>
3104 * gimple.c (gtc_ob): New global.
3105 (struct type_pair_d): Replace pointers with type UIDs.
3106 (type_pair_hash): Adjust.
3107 (type_pair_eq): Likewise.
3108 (lookup_type_pair): Likewise. Allocate from an obstack.
3109 (gimple_force_type_merge): Adjust.
3110 (gimple_types_compatible_p): Likewise.
3111 (free_gimple_type_tables): Free the obstack.
3113 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3115 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3116 stmts setting DEBUG_EXPR_DECLs.
3118 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3119 Don't crash if mode1 is VOIDmode.
3121 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3123 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3124 * params.h (IRA_LOOP_RESERVED_REGS): New.
3125 * tree-pass.h (pass_subregs_of_mode_init,
3126 pass_subregs_of_mode_finish): Remove.
3127 * passes.c (pass_subregs_of_mode_init,
3128 pass_subregs_of_mode_finish): Remove.
3129 (pass_reginfo_init): Move before loop optimizations.
3130 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3131 * common.opt (fira-loop-pressure): New.
3132 * toplev.h (flag_ira_loop_pressure): New.
3133 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3134 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3135 Make external and void type functions.
3136 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3137 pass_subregs_of_mode_finish): Remove.
3138 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3139 * regmove.c: Include ira.h.
3140 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3141 register pressure calculation in loops.
3142 * loop-invariant.c: Include REGS_H and ira.h.
3143 (struct loop_data): New members max_reg_pressure, regs_ref, and
3145 (struct invariant): New member orig_regno.
3146 (curr_loop): New variable.
3147 (find_exits): Initialize regs_ref and regs_live.
3148 (create_new_invariant): Initialize orig_regno.
3149 (get_cover_class_and_nregs): New.
3150 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3151 array. Add code for flag_ira_loop_pressure.
3152 (gain_for_invariant): Make new_regs an array. Add code for
3153 flag_ira_loop_pressure.
3154 (best_gain_for_invariant): Ditto.
3155 (set_move_mark): New parameter gain. Use it for debugging output.
3156 (find_invariants_to_move): Make regs_needed and new_regs an array.
3157 Add code for flag_ira_loop_pressure.
3158 (move_invariant_reg): Set up orig_regno.
3159 (move_invariants): Set up reg classes for pseudos for
3160 flag_ira_loop_pressure.
3161 (free_loop_data): Clear regs_ref and regs_live.
3162 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3163 get_regno_cover_class, change_pressure, mark_regno_live,
3164 mark_regno_death, mark_reg_store, mark_reg_clobber,
3165 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3166 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3167 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3168 register pressure calculation in loops if new regs were added.
3169 Call finish_subregs_of_mode.
3170 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3171 * Makefile.in (loop-invariant.o): Add ira.h.
3173 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3175 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3177 2009-10-14 Richard Guenther <rguenther@suse.de>
3179 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3180 (lto_symtab_merge): ... here. Rewrite both to take the
3181 prevailing and a to-be-merged entry and to queue diagnostics properly.
3182 (lto_symtab_resolve_replaceable_p): New predicate for
3184 (lto_symtab_resolve_can_prevail_p): Likewise.
3185 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3186 handles merging commons by choosing the largest decl. Fold
3187 in code that gives ODR errors.
3188 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3190 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3191 case of no prevailing decl here. Diagnose mismatches
3192 in object types here. Drop all but the prevailing decls.
3193 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3194 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3195 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3197 2009-10-14 Richard Guenther <rguenther@suse.de>
3200 * lto-streamer-in.c (input_bb): Replace debug stmts with
3201 nops instead of dropping them.
3203 2009-10-14 Nick Clifton <nickc@redhat.com>
3205 * gcc/doc/extended.texi: Replace the dash character with @minus{}
3206 in situations where it is being used as a minus symbol.
3207 * gcc/doc/tm.texi: Likewise.
3208 * gcc/doc/md.texi: Likewise.
3210 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3212 PR preprocessor/41543
3213 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
3214 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
3215 * tree.c: Include intl.h.
3216 (expand_location): Handle BUILTINS_LOCATION.
3217 * Makefile.in (tree.o): Depend on intl.h.
3220 * dwarf2out.c (dwarf2out_var_location): Always clear
3221 last_postcall_label when changing last_label.
3223 2009-10-14 Pascal Obry <obry@adacore.com>
3225 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
3226 (process_command): Handle -E as done with -c and -S. Do not add
3227 the target executable suffix to the output file when -E is used.
3228 (main): Adjust error message accordingly.
3230 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
3236 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3238 (tree_code_size): Likewise.
3240 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3242 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3243 * real.h (HAVE_mpc_arc): Define.
3245 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3247 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3248 (struct builtin_description): Add fndecl field.
3249 (bdesc): Remove const qualifier. Update initializer.
3250 (sh_media_init_builtins): Remove const qualifier for d. Record
3251 the result of add_builtin_function to the fndecl field.
3252 (sh_builtin_decl): New.
3253 (sh_media_builtin_decl): New.
3255 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3258 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3259 requests between special registers.
3261 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3263 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3265 2009-10-13 Richard Henderson <rth@redhat.com>
3267 PR tree-optimization/41377
3268 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3269 (cleanup_empty_eh_merge_phis): New change_region parameter;
3270 pass it on to redirect_eh_edge_1. Update callers.
3271 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3272 at the destination block.
3274 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3276 * passes.c (register_pass): Replaced gcc_unreachable by
3277 fatal_error on failure. Mentions plugins in comments & messages.
3279 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3282 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3283 * sched-vis.c (print_value): Use it.
3284 * cselib.c (cselib_hash_rtx): Likewise.
3285 * print-rtl.c (print_rtx): Likewise.
3286 * cfgexpand.c (expand_debug_rtx): Likewise.
3287 * var-tracking.c (vt_expand_loc_callback): Likewise.
3289 2009-10-13 Richard Guenther <rguenther@suse.de>
3292 * opts.c (handle_option): Split out code to handle setting
3293 the options flag var ...
3294 (set_option): ... here.
3295 * opts.h (set_option): Declare.
3296 * lto-opts.c (register_user_option_p): Include -fexceptions
3297 and all position independent code variants.
3298 (handle_common_option): Remove.
3299 (lto_reissue_options): Use set_option.
3301 2009-10-13 Martin Jambor <mjambor@suse.cz>
3303 PR tree-optimization/41661
3304 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3305 that are tcc_comparisons or do not change the type in any
3307 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3308 folding tcc_comparison operations.
3310 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3312 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3315 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3321 * tree.def (DEBUG_EXPR_DECL): New.
3322 * rtl.def (DEBUG_EXPR): New.
3323 * gengtype.c (adjust_field_rtx_def): Handle it.
3324 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3325 (insert_debug_temp_for_var_def): ... this. Drop support for
3326 moving. Take iterator for def stmt; insert debug stmt before it.
3327 Scan early for use count and kind in debug stmts.
3328 (propagate_defs_into_debug_stmts): Rename to...
3329 (insert_debug_temps_for_defs): ... this. Likewise.
3330 * tree.h (DEBUG_TEMP_UID): New.
3331 * tree.c (next_debug_decl_uid): New.
3332 (make_node_stat): Count debug decls separately.
3333 (copy_node_stat): Likewise.
3334 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3335 * var-tracking.c (dv_is_decl_p): Recognize it.
3336 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3337 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3338 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3339 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3340 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3341 (cselib_hash_rtx): Likewise.
3342 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3343 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3345 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3346 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3347 * rtl.c (copy_rtx): Likewise.
3348 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3349 * print-rtl.c (print_rtx): Likewise.
3350 * sched-vis.c (print_value): Likewise.
3351 (print_insn): Handle DEBUG_EXPR_DECL.
3352 * tree-dump.c (dequeue_and_dump): Likewise.
3353 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3354 * gimple-iterator (gsi_replace): Check for same lhs.
3355 (gsi_remove): Insert debug temps.
3356 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3357 (move_computations_stmt): Drop explicit propagation into debug stmts.
3358 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3359 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3360 * tree-ssa-sink.c (statement_sink_location): Likewise.
3361 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3362 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3363 * tree-flow.h: Likewise.
3364 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3365 debug temps without values.
3366 (eliminate_unnecessary_stmts): Don't discard just-inserted
3369 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3372 * config/cris/cris.md (andu): Check that operand 1 is one of the
3373 general registers. Fix typo in head comment.
3375 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3377 * config/i386/i386.md (vswapmov): New.
3378 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3379 (ix86_function_ms_hook_prologue): New.
3380 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3381 * configure.ac: Test for swap suffix support in as.
3382 * configure: Rebuild.
3384 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3387 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3388 paradoxical subregs to prevent partial register stalls if the inner
3389 mode is integer mode.
3391 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3393 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3395 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3398 * gcc/dwarf2out.c (template_parameter_pack_die,
3399 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3401 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3404 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3406 (maybe_register_def): Likewise. Take stmt iterator.
3407 (rewrite_update_stmt): Take stmt iterator and pass it on.
3408 (rewrite_update_enter_block): Pass stmt iterator.
3410 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3412 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3413 (spu_builtin_decl): New function.
3415 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3417 * config/i386/i386.md (SWIM): New mode iterator.
3418 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3419 using SWIM mode iterator.
3420 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3421 patterns using SWI48 mode iterator.
3422 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3423 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3424 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3425 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3426 patterns using SWI248 mode iterator.
3427 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3428 gen_x86_movdicc_0_m1_rex64 for renamed function
3430 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3431 Eric Botcazou <ebotcazou@adacore.com>
3434 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3435 * config/sparc/sol2-unwind.h: New file.
3437 2009-10-11 Olivier Hainque <hainque@adacore.com>
3438 Eric Botcazou <ebotcazou@adacore.com>
3441 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3442 * config/i386/sol2-unwind.h: New file.
3444 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3447 * config/i386/i386.md (addsi_1_zext): Get the proper second
3450 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3452 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3453 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3456 2009-10-11 Richard Guenther <rguenther@suse.de>
3458 * gimple.c (iterative_hash_type_name): Do not handle special
3461 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3463 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3464 (*setcc_si_1_and): Ditto.
3465 (*setcc_si_1_movzbl): Ditto.
3466 (*setcc_<mode>_2): Ditto.
3467 (*setcc_qi): Rename from *setcc_1.
3468 (*setcc_qi_slp): Rename from *setcc_2.
3470 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3471 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3473 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3474 "if" condition, there is already assert with reload_completed present.
3476 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3478 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3480 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3482 * doc/install.texi (Final install): Refer to
3483 http://gcc.gnu.org/bugs/ for bug reporting.
3485 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3487 * configure.ac: Add test for dci instruction.
3488 * configure: Regenerate.
3489 * config.in: Likewise.
3490 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3491 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3492 (-mmulhw): Add 476 to description.
3493 (-mdlmzb): Likewise.
3494 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3495 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3496 (processor_target_table): Add 476 and 476fp entries.
3497 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3498 (rs6000_issue_rate): Add CPU_PPC476.
3499 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3500 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3501 (processor_type): Add PROCESSOR_PPC476.
3502 (EXTRA_SPECS): Add asm_cpu_476 string.
3503 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3504 (define_attr "cpu"): Add ppc476.
3506 Update comments for 476.
3507 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3508 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3509 Update copyright year.
3510 * config/rs6000/476.md: New file.
3511 * config/rs6000/40x.md: Add description for "isel" attribute.
3512 Update copyright year.
3513 * config/rs6000/440.md: Likewise.
3514 * config/rs6000/603.md: Likewise.
3515 * config/rs6000/6xx.md: Likewise.
3516 * config/rs6000/7450.md: Likewise.
3517 * config/rs6000/7xx.md: Likewise.
3518 * config/rs6000/8540.md: Likewise.
3519 * config/rs6000/cell.md: Likewise.
3520 * config/rs6000/e300c2c3.md: Likewise.
3521 * config/rs6000/e500mc.md: Likewise.
3522 * config/rs6000/mpc.md: Likewise.
3523 * config/rs6000/power4.md: Likewise.
3524 * config/rs6000/power5.md: Likewise.
3525 * config/rs6000/power6.md: Likewise.
3526 * config/rs6000/power7.md: Likewise.
3527 * config/rs6000/rios1.md: Likewise.
3528 * config/rs6000/rios2.md: Likewise.
3529 * config/rs6000/rs64.md: Likewise.
3531 2009-10-10 Richard Guenther <rguenther@suse.de>
3533 PR tree-optimization/41654
3534 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3535 a cond expr before calling gimple_cond_set_condition_from_tree.
3536 (ifcombine_iforif): Likewise.
3538 2009-10-09 Ian Lance Taylor <iant@google.com>
3540 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3541 * configure: Rebuild.
3543 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3545 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3548 2009-10-09 Richard Guenther <rguenther@suse.de>
3551 * target-def.h (TARGET_BUILTIN_DECL): Define.
3552 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3553 * target.h (struct gcc_target): Add builtin_decl target hook.
3554 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3555 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3557 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3558 not gcc_unreachable.
3559 (lto_output_builtin_tree): Sorry if the target does not support
3560 streaming target builtins.
3561 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3562 (rs6000_builtin_decl): New function.
3563 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3564 (ix86_builtin_decl): New function.
3566 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3568 PR preprocessor/41445
3569 * c-ppoutput.c (do_line_change): New function.
3570 (cb_line_change): Use it.
3571 (scan_translation_unit): Call do_line_change if
3572 avoid_paste or PREV_WHITE and token location is on a different line
3573 than print.src_line.
3576 * dwarf2out.c (dwarf2out_init): Test whether
3577 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3580 PR rtl-optimization/41646
3581 * calls.c (expand_call): For BLKmode types returned in registers
3582 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3585 2009-10-09 Richard Guenther <rguenther@suse.de>
3587 PR tree-optimization/41634
3588 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3589 we remove the correct elements.
3590 (optimize_stmt): Make sure to update stmt operands before
3591 optimizing redundancies.
3593 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3595 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3597 2009-10-09 Richard Guenther <rguenther@suse.de>
3600 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3602 (lto_wrapper_exit): New function.
3604 (fatal_perror): Likewise.
3605 (fork_execute): Use global args_name, do not free it.
3606 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3607 * lto-streamer.h: Remove duplicate prototypes.
3609 2009-10-09 Richard Guenther <rguenther@suse.de>
3611 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3612 before calling stmt_can_throw_external.
3614 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3616 PR tree-optimization/40071
3617 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3618 pointer if the original data reference doesn't conflict with the
3619 created vector data reference. Fix long line.
3621 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3623 * config/i386/i386.md (any_div): New code iterator.
3624 (u): Handle div and udiv.
3626 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3628 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3629 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3630 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3631 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3633 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3635 * gcc.c (main): Remove trailing "." from diagnostics.
3637 2009-10-08 Cary Coutant <ccoutant@google.com>
3639 Add support for debugging with ICF (Identical Code Folding).
3640 * calls.c (debug.h): New #include.
3641 (emit_call_1): Call virtual_call_token debug hook.
3642 * common.opt (-fenable-icf-debug): New option.
3643 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3644 locations in the source).
3645 (poc_label_num): New variable.
3646 (dcall_entry, vcall_entry): New typedefs.
3647 (dcall_table, vcall_table): New variables.
3648 (struct vcall_insn): New type.
3649 (vcall_insn_table): New variable.
3650 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3651 (size_of_dcall_table): New function.
3652 (output_dcall_table): New function.
3653 (size_of_vcall_table): New function.
3654 (output_vcall_table): New function.
3655 (dwarf2out_direct_call): New function.
3656 (vcall_insn_table_hash): New function.
3657 (vcall_insn_table_eq): New function.
3658 (dwarf2out_virtual_call_token): New function.
3659 (dwarf2out_virtual_call): New function.
3660 (dwarf2out_init): Allocate new tables and sections.
3661 (prune_unused_types): Mark DIEs referenced from direct call table.
3662 (dwarf2out_finish): Output direct and virtual call tables.
3663 * final.c (final_scan_insn): Call direct_call and virtual_call
3665 * debug.h (struct gcc_debug_hooks): Add direct_call,
3666 virtual_call_token, virtual_call hooks.
3667 (debug_nothing_uid): New function.
3668 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3669 (debug_nothing_uid): New function.
3670 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3671 (xcoff_debug_hooks): Likewise.
3672 * sdbout.c (sdb_debug_hooks): Likewise.
3673 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3674 * doc/invoke.texi (-fenable-icf-debug): New option.
3676 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3679 * regmove.c (regmove_backward_pass): Replace src with dst in the
3680 debug insn, and check for dst before rather than after.
3682 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3684 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3685 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3687 2009-10-08 Jan Hubicka <jh@suse.cz>
3690 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3691 do not mark cgraph nodes as needed.
3692 (record_references_in_initializer): Add new only_vars parameter.
3693 * cgraph.h (record_references_in_initializer): New parameter.
3694 * varasm.c (assemble_variable): Update call.
3695 * varpool.c (varpool_analyze_pending_decls): Always look for
3698 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3700 * config/avr/avr.c (last_insn_address) Remove variable.
3701 (expand_prologue): Don't initialise last_insn_address variable.
3702 (final_prescan_insn): Don't output insn size.
3703 * config/avr/avr.opt (msize): Remove switch.
3704 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3707 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3709 * combine.c (label_tick_ebb_start): Fix comment.
3710 (combine_instructions): Set label_tick and label_tick_ebb_start before
3711 calling setup_incoming_promotions. Start them from 1. Increment
3712 label_tick instead of deriving it from the BB index. Rather than
3713 comparing ticks use the block from the previous iteration to decide
3714 whether to start a new EBB. Remove empty lines before function.
3716 2009-10-08 Michael Matz <matz@suse.de>
3719 * builtins.c (fold_builtin_isascii): Use fold_build2.
3720 (fold_builtin_isdigit): Ditto.
3721 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3722 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3723 remove_useless_stmts_cond, remove_useless_stmts_tf,
3724 remove_useless_stmts_tc, remove_useless_stmts_bind,
3725 remove_useless_stmts_goto, remove_useless_stmts_label,
3726 remove_useless_stmts_1, remove_useless_stmts,
3727 pass_remove_useless_stmts): Remove.
3728 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3729 * passes.c (init_optimization_passes): Don't add
3730 pass_remove_useless_stmts.
3731 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3732 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3734 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3735 for static constants.
3736 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3737 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3739 2009-10-08 Richard Guenther <rguenther@suse.de>
3741 * gimple.c (free_gimple_type_tables): New function.
3742 * gimple.h (free_gimple_type_tables): Declare.
3744 2009-10-07 Mark Heffernan <meheff@google.com>
3746 * ipa-prop.c (ipa_print_node_params) Only print
3747 names of named arguments.
3749 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3751 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3752 being statically linked.
3754 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3756 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3758 2009-10-08 Jan Hubicka <jh@suse.cz>
3761 * ipa.c (cgraph_externally_visible_p,
3762 function_and_variable_visibility,
3763 whole_program_function_and_variable_visibility): Skip non-finalized
3766 2009-10-08 Nick Clifton <nickc@redhat.com>
3768 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3771 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3774 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3776 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3779 * c-common.c (c_fully_fold_internal): Strip nops from the result
3780 of recursive calls to c_fully_fold_internal.
3781 (c_wrap_maybe_const): New.
3782 (c_save_expr): Use c_wrap_maybe_const.
3783 * c-common.h (c_wrap_maybe_const): Declare.
3784 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3785 build_binary_op): Use c_wrap_maybe_const.
3787 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3789 * real.c: Fix comment to reflect actual exponent size.
3791 2009-10-08 Ben Elliston <bje@au.ibm.com>
3793 * config/rs6000/a2.md: Add FSF comment header.
3795 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3797 * config/i386/i386.md (any_extend): New code iterator.
3798 (u, s): New code attributes.
3800 (DWIH): Rewrite as code iterator for SI and DI modes.
3801 (DWI): Rewrite as mode attribute.
3802 (dwi): New mode attribute.
3803 (di): Depend on SI mode and DI mode.
3804 (doubleint_general_operand): Remove mode attribute.
3806 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3809 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3810 (*sub<mode>3_doubleword): Ditto.
3812 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3813 using SWIM248 mode iterator.
3814 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3815 using SWI48 mode iterator.
3816 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3817 patterns using DWIH mode iterator and any_extend code iterator.
3818 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3819 using any_extend code iterator.
3820 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3821 patterns using DWIH mode iterator and any_extend code iterator.
3822 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3823 using any_extend code iterator.
3824 (<s>mul<mode>3_highpart): Macroize expander from
3825 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3826 and any_extend code iterator.
3827 (*<s>muldi3_highpart_1): Macroize insn from
3828 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3829 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3830 patterns using any_extend code iterator.
3831 (*<s>mulsi3_highpart_zext): Macroize insn from
3832 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3834 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3836 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3837 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3838 refering to a DIE with DW_AT_const_value.
3840 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3843 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3845 2009-10-06 Jan Hubicka <jh@suse.cz>
3847 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3850 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3852 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3853 *lea_2_rex64): Move before *add<mode>_1 pattern.
3855 2009-10-07 Jan Hubicka <jh@suse.cz>
3857 * collect2.c (main): Add -fno-whole-program.
3858 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3860 2009-10-07 Jan Hubicka <jh@suse.cz>
3862 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3863 has no address taken.
3864 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3866 (cgraph_clone_node): Clear externally_visible flag for clones.
3867 * cgraph.h (cgraph_only_called_directly_p,
3868 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3869 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3870 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3871 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3872 ipcp_insert_stage): Likwise.
3873 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3874 externally_visible flag.
3875 (verify_cgraph_node): Verify that inline clones look right.
3876 (process_function_and_variable_attributes): Do not set
3877 externally_visible flags.
3878 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3880 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3882 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3883 clear externally_visible when turning into inline clones
3884 (cgraph_mark_inline_edge): Use new predicates.
3885 (cgraph_estimate_growth): Likewise.
3886 (cgraph_decide_inlining): Likewise.
3887 * ipa.c (cgraph_postorder): Likewise.
3888 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3889 that inline clones are not needed.
3890 (cgraph_externally_visible_p): New predicate.
3891 (function_and_variable_visibility): Add whole_program parameter;
3892 always set externally_visible flag; handle COMDAT function
3894 (local_function_and_variable_visibility): New function.
3895 (gate_whole_program_function_and_variable_visibility): New function.
3896 (whole_program_function_and_variable_visibility): New function.
3897 (pass_ipa_whole_program_visibility): New function.
3898 * passes.c (init_optimization_passes): Add whole program visibility
3900 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3901 not care about needed/reachable flags.
3902 * varpool.c: Include flags.h
3903 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3904 (varpool_finalize_decl): When we are in LTO read-back, all variables
3906 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3908 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3910 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3913 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3915 * config.gcc: Don't include the makefile fragments intended for
3917 * config/s390/fixdfdi.h: File removed.
3918 * config/s390/libgcc-glibc.ver: File removed.
3919 * config/s390/s390.h: Remove the fixdfdi.h hack.
3920 * config/s390/t-crtstuff: File moved to libgcc dir.
3921 * config/s390/t-linux: Likewise.
3922 * config/s390/t-tpf: libgcc specific parts removed.
3923 * config/s390/t-linux64: Likewise.
3925 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3927 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3928 (lto-compress.o): Likewise.
3930 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3933 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3934 dllexport to class members here.
3935 (i386_pe_determine_dllimport_p): Only check static class data for
3937 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3938 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3939 functions for vague linkage.
3940 (i386_pe_type_dllexport_p): Fix formatting.
3941 (maybe_add_dllexport) New function.
3942 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3945 2009-10-07 Ben Elliston <bje@au.ibm.com>
3947 * config/rs6000/a2.md: Remove duplicated lines.
3949 2009-10-07 Ben Elliston <bje@au.ibm.com>
3951 * config.gcc (powerpc*-*-*): Handle a2.
3952 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3953 * config/rs6000/a2.md: New file.
3954 * config/rs6000/rs6000.opt (mno-update): New.
3955 (mupdate): Return to using a mask, not a var.
3956 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3957 (enum processor_type): Add PROCESSOR_PPCA2.
3958 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3959 (rs6000_override_options): Add "a2" to processor_target_table.
3960 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3961 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3963 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3965 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3966 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3967 reference to nonexistent gen_truncxfxf2 function.
3969 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3971 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3972 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3973 (general_operand): Handle TI mode.
3974 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3975 using SDWIM mode iterator.
3976 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3977 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3978 using DWI mode iterator.
3979 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3980 patterns using SWI mode iterator.
3981 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3982 using SWI48 mode iterator.
3983 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3984 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3985 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3986 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3987 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3988 using SDWIM mode iterator.
3989 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3990 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3991 using DWI mode iterator.
3992 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3993 patterns using SWI mode iterator.
3994 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3995 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3996 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3997 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3998 patterns using plusminus code iterator.
3999 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
4000 sub<mode>3 patterns using plusminus code iterator.
4001 * config/i386/i386.c (override_options): Update the call to
4002 gen_subdi_carry_rex64 for renamed function.
4003 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
4004 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
4005 calls to instruction expanders.
4007 2009-10-06 Martin Jambor <mjambor@suse.cz>
4010 * opts.c (decode_options): Run IPA-SRA at -O2.
4012 2009-10-06 Richard Guenther <rguenther@suse.de>
4014 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
4016 2009-10-06 Tobias Burnus <burnus@net-b.de>
4019 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
4020 -flto and -fwhole-program flags can be combined.
4022 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
4025 * gcc.c (process_command): Check that -o argument was specified.
4027 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
4029 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
4031 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4033 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4034 * doc/invoke.texi (Warning Options): Annotate allowed languages
4035 for -Wunsuffixed-float-constants.
4037 2009-10-05 Jakub Jelinek <jakub@redhat.com>
4039 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
4040 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
4041 same name and isn't the main variant.
4044 * dwarf2out.c (loc_by_reference): Removed.
4045 (dw_loc_list_1): New function.
4046 (dw_loc_list): Remove toplev argument, add want_address argument.
4047 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
4048 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
4049 want_address == 2 to dw_loc_list. For successful dw_loc_list
4050 set have_address to 1 only if want_address is not 0.
4052 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4054 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4055 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4056 a code block followed by two pointers.
4057 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
4058 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
4059 (MIPS_MOVE): Likewise.
4060 (MIPS_LUI): Likewise.
4061 (MIPS_JR): Likewise.
4062 (MIPS_BAL): Likewise.
4063 (MIPS_NOP): Likewise.
4064 (mips_asm_trampoline_template): Delete.
4065 (mips_trampoline_code_size): New function.
4066 (mips_trampoline_init): Add shorter sequences for all cases
4067 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
4068 Calculate the opcodes directly, rather than copying from a template.
4069 Only flush the code part of the trampoline.
4070 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
4072 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4074 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4075 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
4076 (INCOMING_RETURN_ADDR_RTX): Likewise.
4077 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
4079 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
4080 with RETURN_ADDR_REGNUM.
4081 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
4082 * config/mips/mips.c (mips16_build_call_stub): Replace
4083 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
4084 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
4085 (mips_print_operand_punctuation): Likewise.
4086 (mips_frame_set): Likewise.
4087 (mips16e_output_save_restore): Likewise.
4088 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4089 (mips_save_reg_p): Likewise.
4090 (mips_return_addr): Likewise.
4091 (mips_set_return_address): Likewise.
4092 (mips_direct_save_slot_move_p): Likewise.
4093 (mips_output_function_prologue): Likewise.
4094 (mips_restore_reg): Likewise.
4095 (mips_expand_epilogue): Likewise.
4096 (mips_epilogue_uses): Likewise.
4097 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
4098 (*mov<mode>_ra): Use it instead of a hard-coded 31.
4099 (clear_hazard_<mode>): Likewise.
4100 (call_internal): Likewise.
4101 (call_internal_direct): Likewise.
4102 (call_direct_split): Likewise.
4103 (call_value_internal): Likewise.
4104 (call_value_split): Likewise.
4105 (call_value_internal_direct): Likewise.
4106 (call_value_direct_split): Likewise.
4107 (call_value_multiple_internal): Likewise.
4108 (call_value_multiple_split): Likewise.
4110 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
4111 Jakub Jelinek <jakub@redhat.com>
4113 PR rtl-optimization/41511
4114 * combine.c (record_value_for_reg): Pass explicit values as argument
4115 to get_last_value_validate.
4116 (get_last_value_validate): Document INSN parameter.
4117 For non-readonly MEMs, assume they might have been modified if INSN
4118 was in another basic block.
4119 (get_last_value): Minor reformatting.
4121 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4124 * final.c (asm_str_count): Split out from asm_insn_count.
4125 * rtl.h (asm_str_count): New prototype.
4126 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4129 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4131 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4133 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4134 Rafael Espindola <espindola@google.com>
4136 * gengtype.c (write_types): Moved call to write_func_for_structure
4137 into seperate loops.
4139 2009-10-05 Richard Guenther <rguenther@suse.de>
4142 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4143 (input_cgraph_1): Input toplevel asms.
4145 2009-10-05 Richard Guenther <rguenther@suse.de>
4148 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4149 (external_aggregate_decl_p): Likewise.
4150 (lto_symtab_compatible): Re-structure. Remove dead code.
4151 For variables ignore toplevel qualifiers when comparing types.
4152 Issue warnings, not errors for mismatched user-alignment.
4154 2009-10-05 Richard Guenther <rguenther@suse.de>
4158 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4159 (struct lto_symtab_identifier_def): Likewise.
4160 (struct lto_symtab_decl_def): Likewise.
4161 (struct lto_symtab_entry_def): New.
4162 (lto_symtab_identifier_t): Rename to ...
4163 (lto_symtab_entry_t): ... this.
4164 (lto_symtab_decls): Remove.
4165 (lto_symtab_base_hash): Rename to ...
4166 (lto_symtab_entry_hash): ... this.
4167 (lto_symtab_base_eq): Rename to ...
4168 (lto_symtab_entry_eq): ... this.
4169 (lto_symtab_base_marked_p): Rename to ...
4170 (lto_symtab_entry_marked_p): ... this.
4171 (lto_symtab_identifier_marked_p): Remove.
4172 (lto_symtab_decl_marked_p): Likewise.
4173 (lto_symtab_maybe_init_hash_tables): Rename to ...
4174 (lto_symtab_maybe_init_hash_table): ... this.
4175 (lto_symtab_set_resolution_and_file_data): Remove.
4176 (lto_symtab_register_decl): New function.
4177 (lto_symtab_get_identifier): Remove.
4178 (lto_symtab_get): New function.
4179 (lto_symtab_get_resolution): Adjust.
4180 (lto_symtab_get_identifier_decl): Remove.
4181 (lto_symtab_set_identifier_decl): Likewise.
4182 (lto_symtab_merge_decl): Rename to ...
4183 (lto_symtab_merge): ... this. Rewrite.
4184 (lto_symtab_merge_var): Remove.
4185 (lto_symtab_merge_fn): Likewise.
4186 (lto_symtab_prevailing_decl): Adjust.
4187 (lto_cgraph_replace_node): New function.
4188 (lto_symtab_merge_decls_2): Likewise.
4189 (lto_symtab_merge_decls_1): Likewise.
4190 (lto_symtab_fixup_var_decls): Likewise.
4191 (lto_symtab_resolve_symbols): Likewise.
4192 (lto_symtab_merge_decls): Likewise.
4193 (lto_symtab_prevailing_decl): Adjust.
4194 (lto_symtab_get_symtab_def): Remove.
4195 (lto_symtab_get_file_data): Likewise.
4196 (lto_symtab_clear_resolution): Adjust.
4197 (lto_symtab_clear_resolution): Likewise.
4198 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4199 (input_cgraph_1): Likewise.
4200 * lto-streamer-in.c (get_resolution): Do not provide fake
4201 symbol resolutions here.
4202 (deferred_global_decls): Remove.
4203 (lto_register_deferred_decls_in_symtab): Likewise.
4204 (lto_register_var_decl_in_symtab): Change signature, register
4205 variable via lto_symtab_register_decl.
4206 (lto_register_function_decl_in_symtab): Likewise.
4207 (lto_read_tree): Adjust.
4208 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
4209 (lto_symtab_merge_var): Likewise.
4210 (lto_symtab_merge_fn): Likewise.
4211 (lto_symtab_register_decl): Declare.
4212 (lto_symtab_merge_decls): Likewise.
4214 2009-10-05 Richard Guenther <rguenther@suse.de>
4216 PR tree-optimization/23821
4217 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
4218 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
4219 simple IV increments.
4221 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4223 * config/arm/arm.c (arm_override_options): Really initialize
4224 flag_dwarf2_cfi_asm to 0.
4226 2009-10-05 Doug Kwan <dougkwan@google.com>
4228 PR rtl-optimization/41574
4229 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
4230 floating point and we are not doing unsafe math optimizations.
4232 2009-10-03 Simon Baldwin <simonb@google.com>
4233 Cary Coutant <ccoutant@google.com>
4234 Rafael Espindola <espindola@google.com>
4235 Richard Guenther <rguenther@suse.de>
4236 Jan Hubicka <jh@suse.cz>
4237 Doug Kwan <dougkwan@google.com>
4238 H.J. Lu <hongjiu.lu@intel.com>
4239 Bill Maddox <maddox@google.com>
4240 Ryan Mansfield <rmansfield@qnx.com>
4241 Diego Novillo <dnovillo@google.com>
4242 Ollie Wild <aaw@google.com>
4243 Kenneth Zadeck <zadeck@naturalbridge.com>
4245 * lto-cgraph.c: New file.
4246 * lto-compress.c: New file.
4247 * lto-compress.h: New file.
4248 * lto-opts.c: New file.
4249 * lto-section-in.c: New file.
4250 * lto-section-out.c: New file.
4251 * lto-streamer-in.c: New file.
4252 * lto-streamer-out.c: New file.
4253 * lto-streamer.c: New file.
4254 * lto-streamer.h: New file.
4255 * lto-symtab.c: New file.
4256 * lto-wpa-fixup.c: New file.
4257 * lto-wrapper.c: New file.
4259 2009-10-03 Simon Baldwin <baldwin@google.com>
4260 Ben Elliston <bje@au.ibm.com>
4261 Rafael Espindola <espindola@google.com>
4262 Nathan Froyd <froydnj@codesourcery.com>
4263 Jan Hubicka <jh@suse.cz>
4264 Doug Kwan <dougkwan@google.com>
4265 Diego Novillo <dnovillo@google.com>
4266 Kenneth Zadeck <zadeck@naturalbridge.com>
4268 * Makefile.in (enable_lto): New.
4269 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4270 (LINKER_PLUGIN_API_H): Define.
4271 (LTO_SYMTAB_H): Define.
4272 (LTO_STREAMER_H): Define.
4273 (TREE_VECTORIZER_H): Define.
4274 (INCLUDES): Add LIBELFINC.
4275 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4276 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4277 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4278 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4279 (native): Add lto-wrapper$(exeext)
4280 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4281 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4282 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4283 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4284 (varasm.o): Add dependency on tree-iterator.h.
4285 (cgraph.o): Add dependency on cif-code.def.
4286 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4287 (ipa-pure-const.o): Likewise.
4288 (GTFILES): Add lto-symtab.c.
4289 (install-lto-wrapper): New.
4290 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4291 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4292 * config.in: Regenerate.
4294 2009-10-03 Rafael Espindola <espindola@google.com>
4295 Diego Novillo <dnovillo@google.com>
4297 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4298 ipa_write_summaries.
4299 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4301 (cgraph_optimize): Make extern.
4303 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4304 Kenneth Zadeck <zadeck@naturalbridge.com>
4306 * toplev.c (in_lto_p): Declare.
4307 * collect2.c (scan_prog_file): Read all the output when reading
4308 information for LTO.
4309 (enum lto_mode_d): Declare.
4311 2009-10-03 Richard Guenther <rguenther@suse.de>
4312 Diego Novillo <dnovillo@google.com>
4314 * gimple.c: Include target.h and alias.h.
4315 (gimple_types): Declare.
4316 (type_hash_cache): Declare.
4317 (gimple_alloc_stat): Make extern.
4318 (gimple_build_eh_must_not_throw): Call
4319 gimple_eh_must_not_throw_set_fndecl.
4320 (struct type_pair_d): Declare.
4321 (type_pair_t): Declare.
4322 (type_pair_hash): New.
4323 (type_pair_eq): New.
4324 (lookup_type_pair): New.
4325 (gimple_force_type_merge): New.
4326 (compare_type_names_p): New.
4327 (compare_field_offset): New.
4328 (gimple_types_compatible_p): New.
4329 (struct sccs): Declare.
4330 (next_dfs_num): Declare.
4331 (iterative_hash_gimple_type): New.
4333 (iterative_hash_type_name): New.
4334 (iterative_hash_gimple_type): New.
4335 (gimple_type_hash): New.
4336 (gimple_type_eq): New.
4337 (gimple_register_type): New.
4338 (print_gimple_types_stats): New.
4339 (gimple_signed_or_unsigned_type): New.
4340 (gimple_unsigned_type): New.
4341 (gimple_signed_type): New.
4342 (gimple_get_alias_set): New.
4343 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4344 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4345 (gimple_force_type_merge): Declare.
4346 (gimple_types_compatible_p): Declare.
4347 (gimple_register_type): Declare.
4348 (print_gimple_types_stats): Declare.
4349 (gimple_unsigned_type): Declare.
4350 (gimple_signed_type): Declare.
4351 (gimple_get_alias_set): Declare.
4352 (gimple_eh_must_not_throw_set_fndecl): New.
4354 2009-10-03 Jan Hubicka <jh@suse.cz>
4355 Kenneth Zadeck <zadeck@naturalbridge.com>
4357 * ipa-pure-const.c: Include lto-streamer.h.
4358 (register_hooks): Factor out of ...
4359 (generate_summary): ... here.
4360 (pure_const_write_summary): New.
4361 (pure_const_read_summary): New.
4362 (pass_ipa_pure_const): Add pure_const_write_summary and
4363 pure_const_read_summary.
4364 * ipa-reference.c: Include lto-streamer.h.
4365 (add_new_function): New.
4366 (remove_node_data): New.
4367 (duplicate_node_data): New.
4368 (ipa_init): Guard against multiple calls.
4369 Move hook setup from analyze_function.
4370 (write_node_summary_p): New.
4371 (ipa_reference_write_summary): New.
4372 (ipa_reference_read_summary): New.
4373 (pass_ipa_reference): Add ipa_reference_write_summary and
4374 ipa_reference_read_summary.
4375 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4376 (struct cgraph_edge): Add fields lto_stmt_uid and
4377 call_stmt_cannot_inline_p.
4378 (cgraph_optimize): Declare.
4379 (cgraph_decide_is_function_needed): Declare.
4380 (reset_inline_failed): Declare.
4381 (enum LTO_cgraph_tags): Declare.
4382 (LTO_cgraph_tag_names): Declare.
4383 (LCC_NOT_FOUND): Define.
4385 2009-10-03 Doug Kwan <dougkwan@google.com>
4386 Rafael Espindola <espindola@google.com>
4387 Jan Hubicka <jh@suse.cz>
4388 Diego Novillo <dnovillo@google.com>
4389 Kenneth Zadeck <zadeck@naturalbridge.com>
4391 * passes.c (all_regular_ipa_passes): New.
4392 (all_ipa_passes): Rename to all_small_ipa_passes.
4393 (init_optimization_passes): Init all_regular_ipa_passes.
4394 * tree-pass.h (all_regular_ipa_passes): New.
4395 (all_ipa_passes): Rename to all_small_ipa_passes.
4396 * passes.c (all_lto_gen_passes): New.
4397 (init_optimization_passes): Initialize all_lto_gen_passes.
4398 (execute_ipa_summary_passes): Make non-static.
4399 (ipa_write_summaries_1): New.
4400 (ipa_write_summaries_2): New.
4401 (ipa_write_summaries): New.
4402 (ipa_write_summaries_of_cgraph_node_set): New.
4403 (ipa_read_summaries_1): New.
4404 (ipa_read_summaries): New.
4405 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4406 (execute_regular_ipa_pass_list): Remove.
4407 (init_optimization_passes): Schedule
4408 pass_rebuild_cgraph_edges and pass_early_inline outside
4409 of pass_all_early_optimizations. Document reason.
4410 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4411 pass_ipa_lto_finish_out): New pass.
4412 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4413 (execute_all_ipa_transforms): New.
4414 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4415 (dump_properties, debug_properties): New.
4416 * tree-optimize.c (gate_all_early_local_passes): Return
4417 false if we are in lto1.
4418 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4419 * tree-pass.h (execute_all_ipa_transforms): Declare.
4420 (pass_ipa_function_and_variable_visibility): Declare.
4421 (pass_ipa_early_inline): Declare.
4422 (pass_ipa_lto_gimple_out): Declare.
4423 (pass_ipa_lto_wpa_fixup): Declare.
4424 (pass_ipa_lto_finish_out): Declare.
4425 (all_small_ipa_passes, all_regular_ipa_passes,
4426 all_lto_gen_passes): Declare.
4427 (execute_ipa_summary_passes): Declare.
4428 (execute_all_ipa_transforms): Declare.
4429 (ipa_write_summaries): Declare
4430 (ipa_write_summaries_of_cgraph_node_set): Declare.
4431 (ipa_read_summaries): Declare.
4433 2009-10-03 Doug Kwan <dougkwan@google.com>
4434 Ollie Wild <aaw@google.com>
4436 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4438 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4439 (lto_mode): New variable.
4440 (maybe_run_lto_and_relink): Handle the -fwpa option.
4441 (main): Handle the -fwpa option.
4442 (maybe_unlink_list): New function.
4443 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4444 * common.opt (flto): New flag.
4445 * toplev.c (flag_generate_lto): Declare.
4447 2009-10-03 Simon Baldwin <simonb@google.com>
4449 * common.opt (flto-compression-level): New flag.
4451 * opts.c: Include lto-opts.h.
4452 (handle_option): Call lto_register_user_option for each
4453 valid option handled.
4454 (decode_options): Clear registered options before the options
4457 2009-10-03 Cary Coutant <ccoutant@google.com>
4459 * collect2.c (is_elf): New function.
4460 (scan_prog_file): Require LTO object to be in ELF format.
4462 2009-10-03 Rafael Espindola <espindola@google.com>
4464 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4465 libgcc to the linker.
4467 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4469 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4470 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4472 * collect2.h (collect_execute): Add flags argument.
4473 * tlink.c (tlink_execute): Update call to collect_execute.
4474 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4475 (use_linker_plugin): New.
4476 (use_linker_plugin_spec_function): New.
4477 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4478 (linker_plugin_file_spec): New.
4479 (lto_wrapper_spec): New.
4480 (lto_gcc_spec): New.
4481 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4482 (static_spec_functions): Add use-linker-plugin.
4483 (process_command): Handle -use-linker-plugin.
4484 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4485 linker_plugin_file_spec and lto_gcc_spec.
4486 (use_linker_plugin_spec_function): New.
4488 2009-10-03 Richard Guenther <rguenther@suse.de>
4492 * tree.h (is_lang_specific): Include LANG_TYPE.
4493 * tree.c (find_decls_types_r): Manually add interesting parts
4494 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4496 * gimple.c (type_pair_hash): Make symmetric.
4497 (type_pair_eq): Likewise.
4498 (lookup_type_pair): Increase initial hashtable size.
4499 (gimple_force_type_merge): Rely on type-pair symmetry.
4500 (visit): Remove excessive checking code.
4501 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4502 (gimple_register_type): Remove getenv calls, shrink initial
4506 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4507 inline functions if not generating lto output.
4510 * toplev.c (finalize): In WPA mode remove the asm file.
4512 2009-10-03 Doug Kwan <dougkwan@google.com>
4514 * ipa-inline.c (cgraph_mark_inline): Check
4515 edge->call_stmt_cannot_inline_p instead of calling
4516 gimple_call_cannot_inline_p.
4517 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4518 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4519 (inline_generate_summary): Do nothing in LTRANS.
4520 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4521 exists before calling gimple_call_cannot_inline_p.
4522 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4523 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4524 Update new_edge->lto_stmt_uid.
4525 * cgraphbuild.c (reset_inline_failed): New.
4527 * common.opt (fwpa): New flag.
4528 (fltrans): New option.
4529 * gcc.c (gcc_lto_option_t): New type.
4530 (current_lto_option): New variable.
4531 (lto_single_spec_function): Remove and is replaced by ..
4532 (lto_option_spec_function): New function.
4533 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4534 passing the -flto flag.
4535 (cc1_options): Separate non-LTO related parts into ..
4536 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4537 (lto1_options): New spec for lto FE.
4538 (link_lto_options): New spec for handling LTO flags in linker.
4539 (invoke_lto_single): Re-format to fit in 80 column. Replace
4540 lto-single with lto-option.
4541 (static_specs): Add cc1_non_lto_options, lto1_options and
4543 (static_spec_function): Replace lto-single with lto-option.
4544 (process_command): Handle -flto, -fwpa and -fltran by setting
4545 current_lto_option and not passing it to subprocess unconditionally.
4547 2009-10-03 Bill Maddox <maddox@google.com>
4549 Add `gcc' driver support for link-time code generation (LTO).
4551 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4552 (lto_flag, lto_objects, lto_o_file): New variables.
4553 (struct lto_object, struct lto_object_list): New structures.
4554 (collect_exit, handler): Remove LTO temporary output file on exit.
4555 (add_lto_object): New function.
4556 (maybe_run_lto_and_relink): New function. Perform link time code
4557 generation and relinking for object files containing LTO information.
4558 (main): Invoke maybe_run_lto_and_relink().
4559 (dump_argv): New function. For debugging, currently disabled.
4560 (scan_prog_file): Add LTO information pass.
4561 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4563 * toplev.c (compile_file): Emit assembler directive to create
4564 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4566 2009-10-03 Diego Novillo <dnovillo@google.com>
4568 * c.opt: Add LTO to warn_abi and warn_psabi.
4570 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4571 inline function. Ignore language-specific nodes. Update all users.
4572 (find_decls_types_r): Do not traverse the subtrees of
4573 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4574 * tree.h (is_lang_specific): New.
4575 * langhooks.h (struct lang_hooks_for_decls): Remove
4576 may_need_assembler_name_p. Update all users.
4578 * c-common.c (set_builtin_user_assembler_name): Move ...
4579 * builtins.c (set_builtin_user_assembler_name): ... here.
4580 (is_builtin_name): Add comment
4581 (is_builtin_fn): New.
4582 * except.c (output_ttype): Only call
4583 lookup_type_for_runtime if TYPE is not a runtime type.
4585 * passes.c (register_pass): Call position_pass on
4586 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4587 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4588 (TV_IPA_LTO_DECL_IO): Define.
4589 (TV_IPA_LTO_CGRAPH_IO): Define.
4591 (TV_WHOPR_WPA): Define.
4592 (TV_WHOPR_WPA_IO): Define.
4593 (TV_WHOPR_LTRANS): Define.
4594 (TV_WHOPR_WPA_FIXUP): Define.
4595 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4596 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4597 * tree-flow.h (tree_node_can_be_shared): Declare.
4598 * tree-inline.c (tree_can_inline_p): Check that E has a
4599 statement associated with it.
4600 * tree.c (free_lang_data_in_binf): Factor out of ...
4601 (free_lang_data_in_type): ... here.
4602 Call RECORD_OR_UNION_TYPE_P.
4603 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4604 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4605 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4606 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4607 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4608 (gate_free_lang_data): Return true if flag_generate_lto is set.
4609 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4610 * c-common.h (set_builtin_user_assembler_name): Move ...
4611 * tree.h (set_builtin_user_assembler_name): ... here.
4613 * common.opt (flto-report): New flag.
4614 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4615 * collect2.c (scan_prog_file): Send the error output of
4616 'nm' to HOST_BIT_BUCKET.
4618 2009-10-03 Ollie Wild <aaw@google.com>
4620 * langhooks-def.h (lhd_begin_section): New function declaration.
4621 (lhd_write_section): New function declaration.
4622 (lhd_end_section): New function declaration.
4623 (LANG_HOOKS_BEGIN_SECTION): New macro.
4624 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4625 (LANG_HOOKS_END_SECTION): New macro.
4626 (LANG_HOOKS_LTO): New macro.
4627 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4628 * langhooks.c (output.h): Add include.
4629 (saved_section): New static variable.
4630 (lhd_begin_section): New function.
4631 (lhd_write_section_data): New function.
4632 (lhd_end_section): New function.
4633 * langhooks.h (struct lang_hooks_for_lto): New structure.
4634 (struct lang_hooks): Add member lto.
4635 * Makefile.in (langhooks.o): Add dependency on output.h.
4637 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4639 2009-10-03 Richard Guenther <rguenther@suse.de>
4641 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4644 2009-10-03 Simon Baldwin <simonb@google.com>
4645 Richard Guenther <rguenther@suse.de>
4646 Janis Johnson <janis187@us.ibm.com>
4647 Doug Kwan <dougkwan@google.com>
4648 Diego Novillo <dnovillo@google.com>
4649 Ramana Radhakrishnan <ramana.r@gmail.com>
4650 Ollie Wild <aaw@google.com>
4652 * doc/install.texi: Add documentation for libelf and --enable-lto.
4653 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4654 -flto-report, -flto-compression-level and -use-linker-plugin.
4655 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4656 Add section for LTO Testing.
4658 2009-10-02 Cary Coutant <ccoutant@google.com>
4660 Add support for comdat type sections for DWARF v4.
4661 Merge from dwarf4 branch.
4663 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4664 (dw_die_ref): Define vector type.
4665 (enum dw_val_class): Add dw_val_class_data8.
4666 (struct dw_val_struct): Add v.val_data8.
4667 (comdat_type_node_ref): New type.
4668 (struct die_struct): Move die_symbol into a union; add new field
4669 die_type_node. Change all uses.
4670 (comdat_type_node): New type.
4671 (skeleton_chain_node): New type.
4672 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4673 (comdat_type_list): New variable.
4674 (dwarf_tag_name): Add DW_TAG_type_unit.
4675 (dwarf_attr_name): Add DW_AT_signature.
4676 (add_AT_data8): New function.
4677 (replace_child): New function.
4678 (move_all_children): New function.
4679 (print_signature): New function.
4680 (print_die): Print signature information; add dw_val_class_data8.
4681 (attr_checksum): Support dw_val_class_data8.
4682 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4683 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4684 (checksum_sleb128, checksum_uleb128): New functions.
4685 (checksum_die_context): New function.
4686 (loc_checksum_ordered): New function.
4687 (attr_checksum_ordered): New function.
4688 (struct checksum_attributes): New structure.
4689 (collect_checksum_attributes): New function.
4690 (die_checksum_ordered): New function.
4691 (generate_type_signature): New function.
4692 (same_dw_val_p): Add dw_val_class_data8.
4693 (is_symbol_die): Use new is_declaration_die function.
4694 (is_declaration_die): New function.
4695 (should_move_die_to_comdat): New function.
4696 (clone_die): New function.
4697 (clone_tree): New function.
4698 (clone_as_declaration): New function.
4699 (copy_declaration_context): New function.
4700 (generate_skeleton_ancestor_tree): New function.
4701 (generate_skeleton_bottom_up): New function.
4702 (generate_skeleton): New function.
4703 (remove_child_or_replace_with_skeleton): New function.
4704 (break_out_comdat_types): New function.
4705 (struct decl_table_entry): New type.
4706 (htab_decl_hash): New function.
4707 (htab_decl_eq): New function.
4708 (htab_decl_del): New function.
4709 (copy_ancestor_tree): New function.
4710 (copy_decls_walk): New function.
4711 (copy_decls_for_unworthy_types): New function.
4712 (build_abbrev_table): Don't assert on missing die_symbol when doing
4713 comdat type sections.
4714 (size_of_die): Use DW_FORM_sig8 for external references. Add
4716 (unmark_dies): Don't assert for unmarked dies when doing comdat
4718 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4719 (output_signature): New function.
4720 (output_die): Likewise.
4721 (output_compilation_unit_header): Mark output as DWARF version 3
4722 even if generating DWARF 4.
4723 (output_comdat_type_unit): New function.
4724 (output_line_info): Mark output as DWARF version 3 even if generating
4726 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4728 (dwarf2out_end_source_file): Likewise.
4729 (prune_unused_types_walk_attribs): Don't follow references into
4730 comdat type sections.
4731 (prune_unused_types_mark): When generating type units, do not mark
4732 children of non-defining declarations of types; do mark children of
4734 (prune_unused_types): Process comdat type sections.
4735 (htab_ct_hash): New function.
4736 (htab_ct_eq): New function.
4737 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4738 Add a pointer to the line table from type unit entries so
4739 DW_AT_decl_file has meaning.
4740 * varasm.c (default_elf_asm_named_section): Use identifier name as
4741 comdat key instead of lang hook.
4743 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4745 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4747 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4749 * config/i386/i386.md (SWIM248): New mode iterator.
4750 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4751 divmodhi4 patterns using SWIM248 macro.
4752 (*divmod<mode>4): Macroize insn_and_split pattern from
4753 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4754 and their corresponding splitters usign SWIM248 macro. Split SImode
4755 insn to generate cltd and DImode insn to generate cqto instead of
4756 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4757 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4758 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4759 *divmodsi_noext patterns using SWIM248 macro.
4760 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4761 udivmodhi4 patterns using SWIM248 macro.
4762 (*udivmod<mode>4): Macroize insn_and_split pattern from
4763 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4764 corresponding splitters using SWIM248 macro.
4765 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4766 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4768 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4770 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4771 of zero-sized element is zero-sized regardless of its extent.
4773 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4776 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4777 * configure: Regenerated.
4778 * config.in: Regenerated.
4779 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4780 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4781 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4782 not emitting .eh_frame, emit .cfi_sections .debug_frame
4787 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4788 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4790 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4791 vars use DECL_RTL with resetting it back to NULL afterwards.
4792 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4793 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4794 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4795 the attribute type allows it, otherwise use DW_FORM_dataN.
4796 (mem_loc_descriptor): Handle CONST_STRING.
4797 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4798 Handle MEM with CONST_STRING address using add_AT_string.
4799 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4800 CONST_STRING for const arrays initialized with a string literal.
4801 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4802 (dwarf2out_finish): Call resolve_addr.
4804 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4805 Maxim Kuvyrkov <maxim@codesourcery.com>
4807 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4809 2009-10-02 Nick Clifton <nickc@redhat.com>
4811 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4812 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4814 2009-10-01 Jan Hubicka <jh@suse.cz>
4816 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4817 (cgraph_create_virtual_clone): Just pass redirect_callers
4819 * cgraph.h (cgraph_clone_node): Update prototype.
4820 * ipa-pure-const.c (self_recursive_p): New function.
4821 (propagate): Use it.
4822 * ipa-inline.c (cgraph_clone_inlined_nodes,
4823 cgraph_decide_recursive_inlining): Update.
4825 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4827 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4828 instructions for TARGET_OCTEON.
4830 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4832 * config/arm/arm.c (arm_override_options): Turn off
4833 flag_dwarf2_cfi_asm for AAPCS variants.
4835 2009-10-01 Martin Jambor <mjambor@suse.cz>
4838 * tree-sra.c (convert_callers): Do not call
4839 compute_inline_parameters on one caller more than once.
4841 2009-10-01 Nick Clifton <nickc@redhat.com>
4843 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4844 an empty string if not already defined.
4846 2009-10-01 Martin Jambor <mjambor@suse.cz>
4849 * tree-sra.c (is_va_list_type): New function.
4850 (find_var_candidates): Call is_va_list_type.
4851 (find_param_candidates): Check that the type or the type pointed
4852 to are not va_list types.
4854 2009-10-01 Martin Jambor <mjambor@suse.cz>
4857 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4858 DECL_ARTIFICIAL (param_decl) is true.
4860 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4862 * tree.h (tree_decl_common::lang_flag_8): New.
4863 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4865 * c-common.h (RID_CONSTEXPR): New.
4867 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4869 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4870 Use ref-all pointers.
4871 (alpha_gimplify_va_arg): Ditto.
4873 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4876 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4877 before insn counting loop now that BB_END (bb) is counted. Ensure
4878 the return value isn't zero.
4880 2009-09-30 Nick Clifton <nickc@redhat.com>
4882 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4883 with separate definitions of c_target_objs and cxx_target_objs.
4884 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4886 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4887 sh_symbian_import_export_class.
4888 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4889 * config/sh/symbian.c: Delete, moving code into...
4890 * config/sh/symbian-base.c: ... here
4891 * config/sh/symbian-c.c: ... and here
4892 * config/sh/symbian-cxx.c: ... and here.
4894 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4897 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4898 of plus RTX into register.
4900 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4902 * doc/install.texi: Linguistic and markup fixes.
4903 (Configuration) <--disable-cpp>: Remove description.
4904 <--enable-maintainer-mode>: Autotools files are affected, too.
4905 <--with-sysroot>: Improve description.
4906 (Building): Bump required GNU make version.
4908 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4910 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4911 (x86_64-*-*): Ditto.
4913 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4914 intrinisics for FMA4.
4915 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4916 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4917 Add FMA4 check and fma4intrin.h.
4918 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4920 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4921 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4922 constant for FMA4 support.
4923 (UNSPEC_FMA4_FMADDSUB): Ditto.
4924 (UNSPEC_FMA4_FMSUBADD): Ditto.
4925 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4926 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4927 (ix86_expand_fma4_multiple_memory): Ditto.
4928 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4929 (OPTION_MASK_ISA_FMA4_UNSET): New.
4930 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4931 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4932 (ix86_handle_option): Handle -mfma4.
4933 (isa_opts): Handle -mfma4.
4934 (enum pta_flags): Add PTA_FMA4.
4935 (override_options): Add FMA4 support.
4936 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4937 (IX86_BUILTIN_VFMADDSD): Ditto.
4938 (IX86_BUILTIN_VFMADDPS): Ditto.
4939 (IX86_BUILTIN_VFMADDPD): Ditto.
4940 (IX86_BUILTIN_VFMSUBSS): Ditto.
4941 (IX86_BUILTIN_VFMSUBSD): Ditto.
4942 (IX86_BUILTIN_VFMSUBPS): Ditto.
4943 (IX86_BUILTIN_VFMSUBPD): Ditto.
4944 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4945 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4946 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4947 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4948 (IX86_BUILTIN_VFNMADDSS): Ditto.
4949 (IX86_BUILTIN_VFNMADDSD): Ditto.
4950 (IX86_BUILTIN_VFNMADDPS): Ditto.
4951 (IX86_BUILTIN_VFNMADDPD): Ditto.
4952 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4953 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4954 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4955 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4956 (IX86_BUILTIN_VFMADDPS256): Ditto.
4957 (IX86_BUILTIN_VFMADDPD256): Ditto.
4958 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4959 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4960 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4961 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4962 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4963 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4964 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4965 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4966 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4967 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4968 (enum multi_arg_type): New enum for describing the various FMA4
4969 intrinsic argument types.
4970 (bdesc_multi_arg): New table for FMA4 intrinsics.
4971 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4972 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4974 (ix86_expand_builtin): Add FMA4 intrinsic support.
4975 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4976 operand instructions.
4977 (ix86_expand_fma4_multiple_memory): New function to split the
4978 second memory reference from FMA4 instructions.
4979 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4980 (ssemodesuffixf2s): Ditto.
4981 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4983 (fma4_fmsub<mode>4): Ditto.
4984 (fma4_fnmadd<mode>4): Ditto.
4985 (fma4_fnmsub<mode>4): Ditto.
4986 (fma4_vmfmadd<mode>4): Ditto.
4987 (fma4_vmfmsub<mode>4): Ditto.
4988 (fma4_vmfnmadd<mode>4): Ditto.
4989 (fma4_vmfnmsub<mode>4): Ditto.
4990 (fma4_fmadd<mode>4256): Ditto.
4991 (fma4_fmsub<mode>4256): Ditto.
4992 (fma4_fnmadd<mode>4256): Ditto.
4993 (fma4_fnmsub<mode>4256): Ditto.
4994 (fma4_fmaddsubv8sf4): Ditto.
4995 (fma4_fmaddsubv4sf4): Ditto.
4996 (fma4_fmaddsubv4df4): Ditto.
4997 (fma4_fmaddsubv2df4): Ditto.
4998 (fma4_fmsubaddv8sf4): Ditto.
4999 (fma4_fmsubaddv4sf4): Ditto.
5000 (fma4_fmsubaddv4df4): Ditto.
5001 (fma4_fmsubaddv2df4): Ditto.
5002 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
5003 instructions for intrinsics.
5004 (fma4i_fmsub<mode>4): Ditto.
5005 (fma4i_fnmadd<mode>4): Ditto.
5006 (fma4i_fnmsub<mode>4): Ditto.
5007 (fma4i_vmfmadd<mode>4): Ditto.
5008 (fma4i_vmfmsub<mode>4): Ditto.
5009 (fma4i_vmfnmadd<mode>4): Ditto.
5010 (fma4i_vmfnmsub<mode>4): Ditto.
5011 (fma4i_fmadd<mode>4256): Ditto.
5012 (fma4i_fmsub<mode>4256): Ditto.
5013 (fma4i_fnmadd<mode>4256): Ditto.
5014 (fma4i_fnmsub<mode>4256): Ditto.
5015 (fma4i_fmaddsubv8sf4): Ditto.
5016 (fma4i_fmaddsubv4sf4): Ditto.
5017 (fma4i_fmaddsubv4df4): Ditto.
5018 (fma4i_fmaddsubv2df4): Ditto.
5019 (fma4i_fmsubaddv8sf4): Ditto.
5020 (fma4i_fmsubaddv4sf4): Ditto.
5021 (fma4i_fmsubaddv4df4): Ditto.
5022 (fma4i_fmsubaddv2df4): Ditto.
5024 * doc/invoke.texi (-mfma4): Add documentation.
5025 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
5027 2009-09-29 Richard Henderson <rth@redhat.com>
5029 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
5030 an edge to the new destination block.
5032 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5035 * pa.c (hppa_profile_hook): Use
5036 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
5038 2009-09-29 Steve Ellcey <sje@cup.hp.com>
5039 Alexander Monakov <amonakov@ispras.ru>
5042 * config/ia64/predicates.md (not_postinc_destination_operand): New.
5043 (not_postinc_memory_operand): New.
5044 (not_postinc_move_operand): New.
5045 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
5046 (*cmovsi_internal): Ditto.
5048 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
5050 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
5051 restrict issue_rate in first pass when scheduling for register
5054 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5055 Rafael Avila de Espindola <espindola@google.com>
5057 * gengtype.c (plugin_output): New.
5058 (get_output_file_with_visibility): Return plugin_output for plugins.
5059 (main): Parse and use the -P option.
5060 * gty.texi: Update the command line format.
5062 2009-09-29 Jakub Jelinek <jakub@redhat.com>
5065 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
5067 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
5068 out if !const_ok_for_output.
5071 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
5072 case VAR_LOCATION>: Remove gcc_unreachable ().
5074 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5076 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5077 (x86_64-*-*): Ditto.
5078 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
5079 back to smmintrin.h.
5080 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
5081 * config/i386/x86intrin.h: Remove SSE5.
5082 * config/i386/mmintrin-common.h: Delete file.
5083 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
5085 2009-09-29 Richard Guenther <rguenther@suse.de>
5087 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
5088 resulting from stack temporaries on STRICT_ALIGNMENT targets.
5090 2009-09-29 Nick Clifton <nickc@redhat.com>
5092 * function.c (current_function_name): If there is no current
5093 function just return "<none>".
5095 2009-09-28 Sriraman Tallam <tmsriram@google.com>
5097 * tree-pass.h (register_pass_info): New structure.
5098 (pass_positioning_ops): Move enum from gcc-plugin.h.
5099 (register_pass): New function.
5100 * gcc-plugin.h (plugin_pass): Delete structure.
5101 (pass_positioning_ops): Delete enum.
5102 * plugin.c (regsiter_pass): Delete function.
5103 (position_pass): Delete function.
5104 (added_pass_nodes): Delete variable.
5105 (prev_added_pass_nodes): Delete variable.
5106 (pass_list_node): Delete structure.
5107 * passes.c (make_pass_instance): New function.
5108 (next_pass_1): Change to call make_pass_instance.
5109 (pass_list_node): Move structure from gcc-plugin.h.
5110 (added_pass_nodes): Move variable from plugin.c.
5111 (prev_added_pass_nodes): Move variable from plugin.c.
5112 (position_pass): New function.
5113 (register_pass): New function.
5115 2009-09-28 Easwaran Raman <eraman@google.com>
5117 * ifcvt.c (noce_try_abs): Recognize pattern and call
5118 expand_one_cmpl_abs_nojump.
5119 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5120 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5122 2009-09-28 Ian Lance Taylor <iant@google.com>
5125 * c-opts.c (c_common_handle_option): Don't set
5126 warn_jump_misses_init for -Wall.
5127 * doc/invoke.texi (Warning Options): Update documentation.
5129 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5131 * Makefile.in ($(out_object_file)): Depend on
5132 gt-$(basename $(notdir $(out_file))).h.
5134 2009-09-28 Richard Henderson <rth@redhat.com>
5136 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5137 * except.c (gen_eh_region): Set it.
5138 (duplicate_eh_regions_1): Copy it.
5139 * tree-eh.c (lower_resx): Use it to determine which function
5142 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5143 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5144 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5145 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5146 BUILT_IN_CXA_END_CLEANUP if necessary.
5148 * c-common.c (c_define_builtins): Update call to
5149 build_common_builtin_nodes.
5151 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5153 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5155 2009-09-28 Michael Matz <matz@suse.de>
5157 * builtins.c (interclass_mathfn_icode): New helper.
5158 (expand_builtin_interclass_mathfn): Use it here, and split folding
5160 (fold_builtin_interclass_mathfn): ... this new folder.
5161 (build_call_nofold_loc): New static helper.
5162 (build_call_nofold): New wrapper macro for above.
5163 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5164 (expand_builtin_pow): Ditto.
5165 (expand_builtin_memset_args): Ditto.
5166 (expand_builtin_printf): Ditto.
5167 (expand_builtin_fprintf): Ditto.
5168 (expand_builtin_sprintf): Ditto.
5169 (expand_builtin_memory_chk): Ditto.
5170 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5171 (expand_builtin_stpcpy): Ditto.
5172 (expand_builtin_strcmp): Ditto.
5173 (expand_builtin_strncmp): Ditto.
5174 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5175 (expand_builtin_strcpy_args): Don't call folders.
5176 (expand_builtin_memcmp): Ditto.
5177 (expand_builtin_strncpy): Ditto, and use target.
5178 (expand_builtin_memcpy): Ditto.
5179 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5180 expand_builtin_strpbrk, expand_builtin_memmove,
5181 expand_builtin_memmove_args, expand_builtin_bcopy,
5182 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5183 expand_builtin_strspn, expand_builtin_strcspn,
5184 expand_builtin_fputs): Remove these.
5185 (expand_builtin): Don't call the above, change calls to other
5186 expanders that changed prototype.
5187 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5188 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5189 fold_builtin_interclass_mathfn.
5190 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5191 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5193 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5194 * passes.c (init_optimization_passes): Move pass_fold_builtins
5195 after last phiopt pass.
5196 * tree-inline.c (fold_marked_statements): When folding builtins
5197 iterate over all instruction potentially generated.
5198 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5200 (fold_gimple_call): Use it to always fold calls (into potentially
5201 multiple instructions).
5202 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
5203 calls into zero at this time.
5204 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
5205 statements generated by builtin folding.
5207 2009-09-28 Nick Clifton <nickc@redhat.com>
5209 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
5211 2009-09-28 Duncan Sands <baldrick@free.fr>
5213 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
5214 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5215 (register_callback): Dispatch it.
5216 (invoke_plugin_callbacks): Incorporate in sanity check.
5217 * ggc.h (ggc_register_cache_tab): Add declaration.
5218 * ggc-common.c (ggc_register_root_tab): Simplify.
5219 (const_ggc_cache_tab_t): New typedef.
5220 (extra_cache_vec): New vector of dynamically added cache tables.
5221 (ggc_register_cache_tab): New function.
5222 (ggc_scan_cache_tab): New function.
5223 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
5224 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
5226 2009-09-27 Richard Henderson <rth@redhat.com>
5228 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
5229 which we remove __builtin_stack_restore.
5231 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
5233 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
5234 to test for GRD_INVARIANT.
5235 (simple_rhs_p): Anything that's function_invariant_p is fine.
5237 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5239 * gengtype.c (main): Use plunge_files instead of plugin_output.
5241 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5242 Rafael Avila de Espindola <espindola@google.com>
5244 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5245 Don't print pch related info if it is false.
5246 (main): Don't print pch info in plugin mode.
5248 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5250 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5251 with dw_val_class_const_double.
5252 (struct dw_val_struct): Replace val_long_long with val_double and
5253 adjust for above change.
5254 (output_loc_operands): Likewise.
5255 (add_AT_long_long): Rename into...
5256 (add_AT_double): ...this.
5257 (print_die): Replace dw_val_class_long_long with
5258 dw_val_class_const_double and adjust.
5259 (attr_checksum): Likewise.
5260 (same_dw_val_p): Likewise.
5261 (size_of_die): Likewise.
5262 (value_format): Likewise.
5263 (output_die): Likewise.
5264 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5265 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5266 instead of add_AT_long_long.
5267 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5268 value with the precision of its type.
5270 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5273 * c-typeck.c (build_conditional_expr): Use the readonly and
5274 volatile flags of the operand types, not of the operands itself.
5276 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5278 * collect2.c (main): Look for -brtl before adding libraries.
5280 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5282 * config.gcc: Update OpenBSD targets.
5283 * config/openbsd-stdint.h: New file.
5284 * config/openbsd-libpthread.h: New file.
5285 * config/openbsd.h: Update and break out LIB_SPEC definition.
5286 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5287 * config/i386/openbsdelf.h: Correct types.
5288 * config/m68k/openbsd.h: Likewise.
5289 * config/mips/openbsd.h: Likewise.
5290 * config/vax/openbsd.h: Likewise.
5292 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5294 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5295 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5296 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5297 of the length and zero.
5299 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5301 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5302 (FLAGS_H): Add options.h $(REAL_H).
5303 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5304 (TREE_VECTORIZER_H): New.
5305 (EBITMAP_H): Renamed from EBIMAP_H.
5306 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5307 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5308 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5309 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5310 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5311 (graphite-clast-to-gimple.o, graphite-dependences.o)
5312 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5313 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5314 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5315 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5316 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5317 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5318 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5319 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5320 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5321 updated and fixed as per above changes and per
5322 check_makefile_deps.sh output.
5325 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5326 * configure: Regenerate.
5328 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5330 * doc/install.texi: Update minimum MPC version to 0.7.
5332 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5334 * doc/install.texi (Binaries): Remove reference to the binary
5335 distribution CD-ROM from the FSF.
5337 2009-09-26 Michael Matz <matz@suse.de>
5341 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5342 that are mentioned in the body.
5344 2009-09-26 Michael Matz <matz@suse.de>
5346 PR tree-optimization/41454
5347 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5348 (tree_ssa_dominator_optimize): Don't allocate and free it.
5349 (dom_opt_leave_block): Don't iterate over it.
5350 (eliminate_redundant_computations): Don't return a value.
5351 (cprop_operand, cprop_into_stmt): Ditto.
5352 (optimize_stmt): Don't defer updating stmts.
5354 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5356 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5357 generic_parameter_die, template_parameter_pack_die,
5358 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5359 renaming DW_TAG_formal_parameter_pack and
5360 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5361 and DW_TAG_GNU_template_parameter_pack.
5363 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5365 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5366 * config/v850/v850.c (v850_function_value): New function.
5367 (TARGET_FUNCTION_VALUE): Define.
5369 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5371 * tree-vect-stmts.c (vectorizable_call): Call
5372 mark_symbols_for_renaming after vect_finish_stmt_generation.
5374 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5375 to loc_descriptor_from_tree.
5376 (add_location_or_const_value_attribute): Pass 0 instead of 2
5377 for decl_by_reference_p decls.
5379 2009-09-25 Richard Guenther <rguenther@suse.de>
5382 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5385 2009-09-25 Ben Elliston <bje@au.ibm.com>
5387 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5390 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5392 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5393 form of instruction.
5395 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5398 * fold-const.c (const_binop): Handle complex int division.
5399 * tree-complex.c (expand_complex_div_straight,
5400 expand_complex_div_wide): Update comments.
5402 2009-09-24 DJ Delorie <dj@redhat.com>
5405 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5406 (reg_class): Likewise.
5407 (REG_CLASS_NAMES): Likewise.
5408 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5409 (m32c_override_options): Disable -fivopts for M32C.
5411 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5413 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5414 Delete VSX load/store with update support.
5415 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5416 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5420 (VStype_load_update): Ditto.
5421 (VStype_store_update): Ditto.
5422 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5423 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5425 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5426 load/store with update builtins.
5428 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5430 * libgcc2.c (L_trampoline): Prototype for getpagesize
5431 and mprotect in WINNT case.
5433 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5435 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5436 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5437 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5438 'outgoing' argument.
5439 (TARGET_FUNCTION_VALUE): Define.
5441 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5443 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5445 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5448 * common.opt: Initialize dwarf_strict to -1.
5449 * toplev.c (process_options): Catch unset dwarf_strict
5450 and set to 0 for all targets not overriding.
5451 * config/darwin.c (darwin_override_options): Catch unset
5452 dwarf_strict and override to 1.
5454 2009-09-24 Jeff Law <law@redhat.com>
5456 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5458 2009-09-24 Richard Guenther <rguenther@suse.de>
5460 PR tree-optimization/36143
5461 PR tree-optimization/38747
5462 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5463 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5465 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5468 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5469 return false instead of gcc_unreachable (). For CONST return the
5470 value returned by recursive call instead of always returning true.
5471 (tree_add_const_value_attribute): Return the value returned by
5472 add_const_value_attribute instead of always returning true if rtl
5475 2009-09-23 Justin Seyster <jrseys@gmail.com>
5477 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5479 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5481 * cgraphunit.c (cgraph_lower_function): Revert last change.
5482 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5483 instead of DECL_NO_STATIC_CHAIN.
5484 * tree-cfg.c (verify_gimple_call): Likewise.
5485 * tree-nested.c (get_chain_decl, get_chain_field,
5486 convert_tramp_reference_op, convert_gimple_call): Likewise.
5487 (convert_all_function_calls): Likewise. Always set or clear
5488 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5489 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5490 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5492 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5493 DECL_NO_STATIC_CHAIN.
5494 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5495 instead of DECL_NO_STATIC_CHAIN.
5496 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5497 decl_function_context.
5498 * varasm.c (initializer_constant_valid_p): Likewise.
5499 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5500 (DECL_STATIC_CHAIN): ... this.
5501 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5502 instead of DECL_NO_STATIC_CHAIN.
5504 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5505 Rafael Avila de Espindola <espindola@google.com>
5507 * gengtype.c (nb_plugin_files): Make it unsigned to match
5508 num_gt_files. Adjust other variables to avoid warnings.
5509 (main): Allocate an all zero lang_bitmap before each plugin file name
5510 to match regular file names.
5512 2009-09-23 Richard Henderson <rth@redhat.com>
5514 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5515 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5516 static chain passed in memory.
5517 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5518 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5519 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5520 STATIC_CHAIN_REGNUM defined.
5522 * config/picochip/picochip-protos.h: s/class/klass/.
5523 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5524 (picochip_static_chain): New.
5525 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5526 (STATIC_CHAIN_INCOMING): Remove.
5528 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5529 (xtensa_static_chain): New.
5530 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5531 (STATIC_CHAIN_INCOMING): Remove.
5533 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5535 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5536 * config/pa/pa-protos.h (function_value): Remove.
5537 * config/pa/pa.c (pa_function_value): Rename from function_value.
5538 Make static, add 'outgoing' argument.
5539 (TARGET_FUNCTION_VALUE): Define.
5541 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5543 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5544 instead of cfun->machine->is_leaf.
5545 * config/avr/avr.h (machine_function): Remove is_leaf field.
5547 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5550 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5551 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5552 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5553 the same size, prefer DW_OP_stack_value.
5554 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5555 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5557 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5560 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5562 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5565 * cfgexpand.c (convert_debug_memory_address): New.
5566 (expand_debug_expr): Convert base address and offset to the same
5567 mode. Use it to convert addresses to other modes. Accept
5570 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5573 * function.h (types_used_by_vars_hash): Declare new hash table.
5574 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5575 equality and hash function for the hash table.
5576 (types_used_by_cur_var_decl): Declare a new global chained list.
5577 (types_used_by_var_decl_insert): Declare new function.
5578 * function.c (types_used_by_vars_hash): Define the hashtable ...
5579 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5580 its equality and hash functions.
5581 (hash_types_used_by_vars_entry): New hash helper.
5582 (types_used_by_cur_var_decl): Define the global chained list.
5583 (used_types_insert): Update the list of types used by the global
5584 variable being parsed.
5585 (types_used_by_var_decl_insert): Define new function.
5586 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5587 * c-common.c (record_types_used_by_current_var_decl): ... new
5589 * c-decl.c (finish_decl): Record the types used by the global
5590 variable declaration we've just parsed.
5591 * dwarf2out.c (premark_used_types): Insert a new line between
5592 comment and function.
5593 (premark_used_types_helper): Fix comment.
5594 (premark_types_used_by_global_vars_helper,
5595 premark_types_used_by_global_vars): New functions.
5596 (prune_unused_types): Do not prune types used by global variables.
5598 2009-09-23 Richard Guenther <rguenther@suse.de>
5600 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5601 produced for bigendian targets with promoted subregs.
5603 2009-09-23 Richard Guenther <rguenther@suse.de>
5605 * value-prof.c (gimple_ic): Purge old EH edges only after building
5608 2009-09-23 Nick Clifton <nickc@redhat.com>
5610 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5612 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5615 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5618 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5619 on non-nested functions.
5621 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5622 Jan Hubicka <jh@suse.cz>
5624 * dwarf2out.c (loc_list_plus_const): Only define if
5625 DWARF2_DEBUGGING_INFO.
5626 (address_of_int_loc_descriptor): Likewise.
5629 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5631 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5634 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5635 constant is more than zero.
5637 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5640 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5641 call final to emit non-scheduled prologue, instead insert at entry.
5643 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5644 Joseph S. Myers <joseph@codesourcery.com>
5646 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5648 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5649 Rafael Avila de Espindola <espindola@google.com>
5651 * gengtype.c (is_file_equal): New function.
5652 (close_output_files): Use is_file_equal. Free of->buf.
5654 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5655 Rafael Avila de Espindola <espindola@google.com>
5657 * gengtype.c (write_types, write_local): Add the output_header
5658 argument. Update all callers.
5660 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5662 * dwarf2out.c (template_parameter_pack_die,
5663 gen_formal_parameter_pack_die ): New functions.
5664 (make_ith_pack_parameter_name): Remove this function.
5665 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5666 DW_TAG_formal_parameter_pack.
5667 (gen_generic_params_dies): Represent each template parameter pack
5668 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5669 represented by usual DW_TAG_template_*_parameter DIEs that are
5670 children of the DW_TAG_template_parameter_pack element DIE.
5671 (generic_parameter_die): This doesn't deal with parameter pack
5672 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5673 of parameter pack DIEs.
5674 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5675 in certain cases, e.g. for pack elements.
5676 (gen_formal_types_die, gen_decl_die): Adjust usage of
5677 gen_formal_parameter_die.
5678 (gen_subprogram_die): Represent each function parameter pack by a
5679 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5680 represented by usual DW_TAG_formal_parameter DIEs that are children
5681 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5682 ____builtin_va_alist decls as no part of the compiler uses those
5684 * langhooks.h (struct lang_hooks_for_decls): Add
5685 function_parm_expanded_from_pack_p, get_generic_function_decl
5686 and function_parameter_pack_p hooks. Fix comment for
5687 get_innermost_generic_parms hook.
5688 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5689 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5690 macros and use them to initialize lang_hook.
5692 2009-09-22 Richard Henderson <rth@redhat.com>
5694 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5695 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5696 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5697 on TRAMPOLINE_TEMPLATE.
5698 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5699 TRAMPOLINE_ADJUST_ADDRESS.
5700 * targhooks.c (default_asm_trampoline_template): Remove.
5701 (default_trampoline_adjust_address): Remove.
5702 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5703 * targhooks.h: Update decls.
5705 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5707 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5708 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5709 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5711 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5714 * reload1.c (reload): Reset debug insns with pseudos without
5717 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5719 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5720 unconditional true for decimal float modes.
5721 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5722 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5724 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5726 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5727 Enable a new case for __FreeBSD__ >= 7.
5728 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5729 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5730 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5731 and USE_LD_AS_NEEDED.
5733 * doc/install.texi (*-*-freebsd*): Update target information.
5735 2009-09-22 Richard Guenther <rguenther@suse.de>
5738 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5739 arrays really properly.
5741 2009-09-22 Richard Henderson <rth@redhat.com>
5744 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5745 calls.static_chain, calls.trampoline_init,
5746 calls.trampoline_adjust_address.
5747 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5748 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5749 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5750 * builtins.c (expand_builtin_setjmp_receiver): Use
5751 targetm.calls.static_chain; only clobber registers.
5752 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5753 set up memory attributes properly for the trampoline block.
5754 (expand_builtin_adjust_trampoline): Use
5755 targetm.calls.trampoline_adjust_address.
5756 * calls.c (prepare_call_address): Add fndecl argument. Use
5757 targetm.calls.static_chain.
5758 * df-scan.c (df_need_static_chain_reg): Remove.
5759 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5760 consolodate static chain handling.
5761 * doc/tm.texi: Document new hooks.
5762 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5763 (init_emit_regs): Don't initialize them.
5764 * expr.h (prepare_call_address): Update decl.
5765 * final.c (profile_function): Use targetm.calls.static_chain.
5766 * function.c (expand_function_start): Likewise.
5767 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5768 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5769 only clobber registers.
5770 * targhooks.c (default_static_chain): New.
5771 (default_asm_trampoline_template, default_trampoline_init): New.
5772 (default_trampoline_adjust_address): New.
5773 * targhooks.h: Declare them.
5774 * varasm.c (assemble_trampoline_template): Use
5775 targetm.asm_out.trampoline_template. Make the memory block const
5778 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5779 alpha_initialize_trampoline. Make static. Merge VMS parameter
5780 differences into the TARGET_ABI_OPEN_VMS code block.
5781 (TARGET_TRAMPOLINE_INIT): New.
5782 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5783 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5784 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5785 (INITIALIZE_TRAMPOLINE): Remove.
5787 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5788 (TRAMPOLINE_TEMPLATE): Merge with ...
5789 (INITIALIZE_TRAMPOLINE): ... this and move ...
5790 * config/arc/arc.c (arc_trampoline_init): ... here.
5791 (TARGET_TRAMPOLINE_INIT): New.
5793 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5794 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5795 (arm_asm_trampoline_template): New.
5796 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5797 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5798 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5799 code to arm_asm_trampoline_template.
5800 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5801 arm_trampoline_adjust_address.
5802 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5803 adjust for target hook parameters.
5805 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5808 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5809 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5810 (bfin_trampoline_init): Rename from initialize_trampoline;
5811 make static; update for target hook parameters.
5812 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5813 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5814 bfin_asm_trampoline_template.
5815 (INITIALIZE_TRAMPOLINE): Remove.
5817 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5818 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5819 cris_trampoline_init): New.
5820 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5821 cris_asm_trampoline_template.
5822 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5823 adjust for target hook parameters.
5825 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5827 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5828 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5829 fr30_trampoline_init): New.
5830 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5831 fr30_asm_trampoline_template.
5832 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5833 adjust for target hook parameters.
5835 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5836 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5837 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5838 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5839 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5841 * config/h8300/h8300.c (h8300_trampoline_init): New.
5842 (TARGET_TRAMPOLINE_INIT): New.
5843 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5844 to h8300_trampoline_init and adjust for hook parameters.
5846 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5847 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5848 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5849 make static; adjust for hook parameters.
5850 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5852 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5853 (TARGET_TRAMPOLINE_INIT): New.
5854 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5855 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5856 iq2000_asm_trampoline_template.
5857 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5858 (TRAMPOLINE_CODE_SIZE): New.
5859 (TRAMPOLINE_SIZE): Use it.
5860 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5862 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5863 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5864 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5865 adjust for hook parameters.
5866 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5868 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5869 (m32r_trampoline_init): New.
5870 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5871 m32r_trampoline_init.
5873 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5874 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5875 make static; update for hook parameters.
5876 * config/m68hc11/m68hc11-protos.h: Update.
5877 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5879 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5880 (TARGET_TRAMPOLINE_INIT): New.
5881 (mcore_function_value): Fix typo.
5882 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5883 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5884 to mcore_asm_trampoline_template.
5885 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5887 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5888 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5889 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5890 update for hook parameters.
5891 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5893 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5894 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5895 mips_trampoline_init): New.
5896 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5897 mips_asm_trampoline_template.
5898 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5899 update for hook parameters.
5901 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5902 (TARGET_TRAMPOLINE_INIT): New.
5903 (mmix_trampoline_size): Remove.
5904 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5905 make static. Remove out-of-date tetra vs octa comment.
5906 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5907 make static; update for hook parameters.
5908 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5909 (INITIALIZE_TRAMPOLINE): Remove.
5910 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5911 (TRAMPOLINE_ALIGNMENT): New.
5912 * gcc/config/mmix/mmix-protos.h: Update.
5914 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5915 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5916 mn10300_trampoline_init): New.
5917 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5918 mn10300_asm_trampoline_template.
5919 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5921 * config/moxie/moxie.c (moxie_static_chain,
5922 moxie_asm_trampoline_template, moxie_trampoline_init,
5923 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5924 TARGET_TRAMPOLINE_INIT): New.
5925 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5926 moxie_trampoline_init.
5927 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5928 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5930 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5931 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5932 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5933 pa_trampoline_adjust_address): New.
5934 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5935 pa_asm_trampoline_template.
5936 (TRAMPOLINE_ALIGNMENT): New.
5937 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5938 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5939 adjust for hook parameters.
5940 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5942 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5943 (TARGET_TRAMPOLINE_INIT): New.
5944 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5945 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5947 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5949 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5950 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5951 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5952 make static; adjust parameters for the hook.
5953 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5955 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5956 s390_trampoline_template; make static.
5957 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5958 make static; adjust for target hook.
5959 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5960 * config/s390/s390-protos.h: Remove trampoline decls.
5961 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5962 (TRAMPOLINE_TEMPLATE): Remove.
5963 (TRAMPOLINE_ALIGNMENT): New.
5965 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5966 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5967 (TARGET_TRAMPOLINE_INIT): New.
5968 (score_asm_trampoline_template): New.
5969 (score_trampoline_init): Rename from score_initialize_trampoline;
5970 make static; adjust for hook parameters.
5971 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5972 score[37]_asm_trampoline_template.
5973 (INITIALIZE_TRAMPOLINE): Remove.
5974 * config/score/score3.c (score3_asm_trampoline_template): New.
5975 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5976 adjust for target hook.
5977 * config/score/score7.c (score7_asm_trampoline_template): New.
5978 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5979 adjust for target hook.
5980 * config/score/score3.h, config/score/score7.h: Update.
5982 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5983 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5984 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5985 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5986 make static; adjust for target hook parameters.
5987 (sh_trampoline_adjust_address): New.
5988 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5989 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5991 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5992 (sparc32_initialize_trampoline): Rename from
5993 sparc_initialize_trampoline; make static; replace tramp parameter
5994 with m_tramp and update memory accesses.
5995 (sparc64_initialize_trampoline): Similarly.
5996 (sparc_trampoline_init): New.
5997 * config/sparc/sparc-protos.h: Remove trampoline decls.
5998 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5999 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
6001 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
6002 (array_to_constant): Make ARR parameter const.
6003 (spu_trampoline_init): Rename from spu_initialize_trampoline;
6004 make static; update for hook parameters.
6005 * config/spu/spu-protos.h: Update decls.
6006 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
6008 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
6009 from xstormy16_initialize_trampoline; make static; update for
6011 (TARGET_TRAMPOLINE_INIT): New.
6012 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
6014 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6015 (TARGET_TRAMPOLINE_INIT): New.
6016 (v850_can_eliminate): Make static.
6017 (v850_asm_trampoline_template, v850_trampoline_init): New.
6018 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
6019 v850_asm_trampoline_template.
6020 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
6021 and adjust for target hook parameters.
6023 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6024 (TARGET_TRAMPOLINE_INIT): New.
6025 (vax_asm_trampoline_template, vax_trampoline_init): New.
6026 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
6027 vax_asm_trampoline_template.
6028 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
6030 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6031 (TARGET_TRAMPOLINE_INIT): New.
6032 (xtensa_asm_trampoline_template): Rename from
6033 xtensa_trampoline_template; make static.
6034 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
6035 make static; update for hook parameters.
6036 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
6037 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
6038 (INITIALIZE_TRAMPOLINE): Remove.
6040 * config/i386/i386.c (ix86_function_regparm): Do not issue an
6041 error for nested functions with regparm=3.
6042 (ix86_compute_frame_layout): Adjust frame pointer offset for
6043 ix86_static_chain_on_stack.
6044 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
6045 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
6046 don't reset to UNITS_PER_WORD.
6047 (ix86_emit_leave): Adjust ix86_cfa_state.
6048 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
6049 (ix86_static_chain): New.
6050 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
6051 make static; update for target hook parameters; use ix86_static_chain.
6052 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6053 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6054 (INITIALIZE_TRAMPOLINE): Remove.
6055 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6056 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6057 to the end. Add static_chain_on_stack.
6058 (ix86_static_chain_on_stack): New.
6060 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
6061 (m68k_output_mi_thunk): Don't use static_chain_rtx.
6062 (m68k_trampoline_init): New.
6063 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
6064 m68k_trampoline_init and adjust for hook parameters.
6065 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
6066 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
6068 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6070 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
6071 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6073 * reload1.c (reload): Call wrap_constant when substituting
6074 reg for equiv inside of DEBUG_INSNs.
6077 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
6078 add_call_src_coords_attributes, add_high_low_attributes,
6079 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
6080 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
6081 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
6082 when -gdwarf-2 -gstrict-dwarf.
6083 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
6084 -gdwarf-[23] -gstrict-dwarf.
6085 (address_of_int_loc_descriptor, loc_descriptor,
6086 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
6087 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
6088 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
6090 2009-09-22 Richard Guenther <rguenther@suse.de>
6092 PR tree-optimization/41428
6093 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
6094 (ccp_finalize): Pass it to substitute_and_fold.
6096 2009-09-22 Richard Guenther <rguenther@suse.de>
6098 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
6099 (substitute_and_fold): Adjust prototype.
6100 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6101 (simplify_stmt_using_ranges): Likewise.
6102 (fold_predicate_in): Move here from tree-ssa-propagate.c.
6103 (vrp_fold_stmt): New function.
6104 (vrp_finalize): Pass it to substitute_and_fold.
6105 * tree-flow.h (vrp_evaluate_conditional): Remove.
6106 (simplify_stmt_using_ranges): Likewise.
6107 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
6108 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6109 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
6111 (fold_predicate_in): Move to tree-vrp.c.
6112 (substitute_and_fold): Use the callback instead of calling into
6113 tree-vrp.c functions directly.
6115 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6117 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6118 comparison warning on rs6000.
6121 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6122 GIMPLE_EH_MUST_NOT_THROW cleanup.
6123 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6125 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6128 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6129 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6130 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6131 libSystem which is derived from the gcc 4.2.1 unwinder.
6133 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6136 * varasm.c (default_encode_section_info): Copy TLS model into
6137 sym_ref flags regardless of backend support for TLS, for all
6138 model types except TLS_MODEL_EMULATED.
6140 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6143 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6144 we can handle it correctly.
6146 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6148 * doc/install.texi (os2): Remove section.
6150 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6152 * doc/standards.texi (Objective-C): Adjust two URLs.
6154 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6156 * tree-tailcall.c (process_assignment): Don't check if a
6157 multiplication or an addition are already present.
6158 (find_tail_calls): Combine multiple additions and multiplications.
6159 (adjust_accumulator_values): Emit accumulators.
6161 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6163 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6164 xmm register restore.
6166 2009-09-21 Jan Hubicka <jh@suse.cz>
6168 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6169 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6172 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6174 * stor-layout.c (layout_type): Remove obsolete code.
6176 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6179 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6181 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6184 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6185 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6186 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6187 * fold-const.c (const_binop): Likewise.
6188 * real.h (do_mpc_arg2): Update prototype.
6190 2009-09-20 Jan Hubicka <jh@suse.cz>
6192 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6193 (add_location_or_const_value_attribute): Rewrite using
6195 (tree_add_const_value_attribute): Return true if successful.
6196 (tree_add_const_value_attribute_for_decl): Likewise.
6198 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6199 (loc_descriptor): ... here;
6200 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6201 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6202 pool items that was not marked for output.
6203 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
6204 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6205 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6206 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
6207 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
6208 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
6209 DW_OP_stack_value to get address of items that are not available
6211 (dw_loc_list): Handle single element lists correctly.
6213 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
6214 Pascal Obry <obry@adacore.com>
6216 * unwind-dw2-fde.c (classify_object_over_fdes):
6217 Cast the constant 1 to _Unwind_Ptr.
6218 (add_fdes): Likewise.
6219 (linear_search_fdes): Likewise.
6221 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
6223 * stor-layout.c (set_sizetype): Avoid useless type copy.
6225 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
6227 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
6229 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6230 * configure, config.in: Regenerate.
6231 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
6233 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
6234 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
6235 for global data if the output could be used in a shared library.
6236 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6237 to 0 if TARGET_WRITABLE_EH_FRAME.
6239 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6241 PR rtl-optimization/39886
6242 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6243 just when insn is equal to BB_END (bb).
6245 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6247 * config/mips/mips.opt (mrelax-pic-calls): New option.
6248 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6250 (mips_unspec_call): Change "unspec_call" expander into this.
6251 (mips_strip_unspec_call): New function.
6252 (mips_got_load): Call mips_unspec_call instead of
6253 gen_unspec_call<mode>.
6254 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6256 (mips_cfg_in_reorg): New function.
6257 (mips16_lay_out_constants): Use it to decide whether to call
6258 CFG-aware insn splitting.
6259 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6260 mips_reorg. Move DF set-up code from here ...
6261 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6263 (mips_reorg): Call mips_df_reorg instead of
6264 r10k_insert_cache_barriers. Move CFG set-up code here from
6265 r10k_insert_cache_barriers.
6266 (mips_call_expr_from_insn): New function.
6267 (mips_pic_call_symbol_from_set): Likewise.
6268 (mips_find_pic_call_symbol): Likewise.
6269 (mips_annotate_pic_call_expr): Likewise.
6270 (mips_get_pic_call_symbol): Likewise.
6271 (mips_annotate_pic_calls): Likewise.
6272 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6274 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6275 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6276 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6278 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6279 (unspec_call<mode>): Remove it.
6280 (sibcall_internal, sibcall_value_internal,
6281 sibcall_value_multiple_internal, call_internal, call_split,
6282 call_value_internal, call_value_split,
6283 call_value_multiple_internal, call_value_multiple_split): Pass
6284 SIZE_OPNO to MIPS_CALL.
6285 (call_internal_direct, call_direct_split,
6286 call_value_internal_direct, call_value_direct_split): Pass -1 as
6287 SIZE_OPNO to MIPS_CALL.
6288 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6289 * configure: Regenerate.
6290 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6291 and -mno-relax-pic-calls.
6292 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6294 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6297 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6298 in the directory this rule is called from, rather than the
6299 toplevel 'gcc' directory, to fix in-tree build.
6301 2009-09-19 Chris Demetriou <cgd@google.com>
6303 PR preprocessor/28435:
6304 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6305 to cpplib that the preprocessor output is needed.
6307 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6309 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6310 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6311 *return_and_restore_fpregs_<mode>,
6312 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6315 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6316 instead of assuming it has always a REG inside of it.
6318 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6320 * config/freebsd.h: Update comment on types.
6321 (WINT_TYPE): Define.
6323 2009-09-18 Jason Merrill <jason@redhat.com>
6325 * c.opt: Add -fno-deduce-init-list.
6327 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6329 * value-prof.c (interesting_stringop_to_profile_p): Added output
6330 argument to indicate which parameter is the size parameter.
6331 * value-prof.c (gimple_stringop_fixed_value): Use
6332 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6333 * value-prof.c (gimple_stringops_transform): Update call sites to
6334 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6336 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6339 From David Binderman <dcb314@hotmail.com>:
6340 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6341 local variable f. Remove stale comments.
6342 (ix86_compute_frame_layout): Remove useless local variable total_size.
6343 Remove #if 0'd code.
6344 (legitimate_address_p): Remove useless local variables
6345 reason_rtx and reason.
6346 (ix86_split_copysign_const): Remove useless local variable op1.
6347 (scale_counter): Remove useless local variable piece_size_mask.
6349 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6351 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6354 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6357 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6359 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6361 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6364 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6366 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6367 DW_OP_implicit_value even without dwarf_version 4.
6369 2009-09-17 Jan Hubicka <jh@suse.cz>
6371 * dwarf2out.c: Include tree-pass.h and gimple.h.
6372 (loc_list_plus_const): New function.
6373 (loc_descriptor_from_tree_1): Rename to ...
6374 (loc_descriptor_from_tree): ... remove original.
6375 (loc_list_from_tree): New function.
6376 (add_AT_location_description): Accept location list.
6377 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6378 (concatn_mem_loc_descriptor): Remove.
6379 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6381 (secname_for_decl): Move up.
6382 (hidden_reference_p): New function; break out from ...
6383 (loc_by_refernece): ... here; move up.
6384 (dw_loc_list): New function.
6385 (single_element_loc_list): New function.
6386 (single_element_loc_list_p): New function.
6387 (add_loc_descr_to_each): New function.
6388 (add_loc_list): New function.
6389 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6390 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6391 add diagnostics why expansion failed.
6392 (add_location_or_const_value_attribute): Support location lists.
6393 (add_bound_info): Likewise.
6394 (descr_info_loc): Update call of loc_descriptor_from_tree.
6395 (gen_variable_die): Work on location lists.
6396 * final.c (pass_final): Add dump file.
6397 * Makefile.in (dwarf2out.o): Add new dependencies.
6399 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6402 * real.c decimal_from_integer, decimal_integer_string): New.
6403 (real_from_integer): Use them as special case for decimal float.
6404 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6405 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6406 Do not append zero after the decimal point in string to convert.
6408 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6410 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6411 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6413 2009-09-17 Martin Jambor <mjambor@suse.cz>
6415 * common.opt (fipa-sra): New switch.
6416 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6417 * timevar.def (TV_IPA_SRA): New timevar.
6418 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6419 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6420 * tree-sra.c: Include cgraph.c.
6421 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6422 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6423 and grp_not_necessarilly_dereferenced.
6424 (func_param_count): New variable.
6425 (encountered_apply_args): New variable.
6426 (bb_dereferences): New variable.
6427 (final_bbs): New variable.
6428 (no_accesses_representant): New variable.
6429 (no_accesses_p): New function.
6430 (dump_access): Dump the new fields.
6431 (sra_initialize): Set encountered_apply_args to false.
6432 (get_ssa_base_param): New function.
6433 (mark_parm_dereference): New function.
6434 (create_access): Caring for INIDRECT_REFs and different handling of
6435 varialble length accesses in early IPA SRA. Store the stmt - a new
6436 parameter - to the new access.
6437 (build_access_from_expr_1): New parameter stmt, passed to
6438 create_access. Handle INDIRECT_REFs.
6439 (build_access_from_expr): Pass the current statement to
6440 build_access_from_expr_1.
6441 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6443 (build_accesses_from_assign): Pass the current statement to
6444 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6445 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6446 final_bbs when necessary. Check for calls to __builtin_apply_args.
6447 Fixup EH info if anythng was changed.
6448 (is_unused_scalar_param): New function.
6449 (ptr_parm_has_direct_uses): New function.
6450 (find_param_candidates): New function.
6451 (mark_maybe_modified): New function.
6452 (analyze_modified_params): New function.
6453 (propagate_dereference_distances): New function.
6454 (dump_dereferences_table): New function.
6455 (analyze_caller_dereference_legality): New function.
6456 (unmodified_by_ref_scalar_representative): New function.
6457 (splice_param_accesses): New function.
6458 (decide_one_param_reduction): New function.
6459 (enum ipa_splicing_result): New type.
6460 (splice_all_param_accesses): New function.
6461 (get_param_index): New function.
6462 (turn_representatives_into_adjustments): New function.
6463 (analyze_all_param_acesses): New function.
6464 (get_replaced_param_substitute): New function.
6465 (get_adjustment_for_base): New function.
6466 (replace_removed_params_ssa_names): New function.
6467 (sra_ipa_reset_debug_stmts): New function.
6468 (sra_ipa_modify_expr): New function.
6469 (sra_ipa_modify_assign): New function.
6470 (convert_callers): New function.
6471 (modify_function): New function.
6472 (ipa_sra_preliminary_function_checks): New function.
6473 (ipa_early_sra): New function.
6474 (ipa_early_sra_gate): New function.
6475 (pass_early_ipa_sra): New variable.
6476 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6478 2009-09-17 Michael Matz <matz@suse.de>
6481 * tree.c (build_type_attribute_qual_variant): Export.
6482 * tree.h (build_type_attribute_qual_variant): Declare.
6483 * tree-inline.c (remap_type_1): Use it to build variants with
6484 the original qualifiers and attributes.
6486 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6488 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6489 without a fallthrough edge.
6491 2009-09-16 DJ Delorie <dj@redhat.com>
6493 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6494 chip and ignore the "fast_interrupt" attribute if so.
6496 2009-09-16 Richard Henderson <rth@redhat.com>
6499 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6502 2009-09-16 Richard Henderson <rth@redhat.com>
6505 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6506 is set only if DECL_NO_STATIC_CHAIN is unset.
6507 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6508 (FOR_EACH_NEST_INFO): New.
6509 (walk_all_functions): Use it.
6510 (finalize_nesting_tree): Likewise.
6511 (unnest_nesting_tree): Likewise.
6512 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6513 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6514 (convert_gimple_call): Early out if gimple_call_chain already set.
6515 (convert_all_function_calls): Iterate until no new functions
6516 require a static chain.
6517 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6518 when building a trampoline. Use dump_function_to_file instead
6520 (lower_nested_functions): Open dump_file. Validate that decls
6521 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6522 bit reset by this pass.
6524 2009-09-16 Michael Matz <matz@suse.de>
6527 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6528 shorten decl_common_unused.
6529 (DECL_RESTRICTED_P): New accessor.
6530 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6531 to disambiguate marked decls and restrict pointers.
6533 2009-09-16 Richard Henderson <rth@redhat.com>
6536 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6538 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6540 * integrate.c (set_block_abstract_flags): Call
6541 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6543 2009-09-16 Richard Guenther <rguenther@suse.de>
6546 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6549 2009-09-16 DJ Delorie <dj@redhat.com>
6550 Kaz Kojima <kkojima@gcc.gnu.org>
6552 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6553 (sh_expand_prologue): Update calls to output_stack_adjust.
6554 (sh_expand_epilogue): Likewise.
6556 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6559 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6560 trying to limit the extent of searches in the insn stream.
6562 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6563 Jakub Jelinek <jakub@redhat.com>
6567 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6569 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6570 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6571 (rs6000_savres_strategy): Always save FP registers inline if the
6572 target doesn't support hardware double-precision. Set the above
6573 bits in return value when needed.
6574 (rs6000_savres_routine_sym): Fix computation for cache selector.
6575 Mark the generated symbol as a function. Rename exitp argument to
6576 lr. Move code for determining the name of the symbol...
6577 (rs6000_savres_routine_name): ...here. New function. Add cases for
6578 getting the names right on AIX and 64-bit Linux.
6579 (savres_routine_name): New variable.
6580 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6581 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6582 on what the target routine uses as a base register. If savep && lr
6583 describe saving of r0 into memory slot.
6584 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6585 line calls for AIX ABI.
6586 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6587 determine FP save/restore functions.
6588 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6589 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6591 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6592 Duplicate restoration of LR and execute the appropriate one
6593 depending on whether GPRs are being restored inline. Set r11 from
6594 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6595 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6596 Fix out of line calls for AIX ABI.
6597 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6599 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6601 (*restore_gpregs_spe): Likewise.
6602 (*return_and_restore_gpregs_spe): Likewise.
6603 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6604 Define to empty string unconditionally.
6605 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6606 Define to empty string unconditionally.
6607 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6610 2009-09-15 Jan Hubicka <jh@suse.cz>
6612 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6613 * params.def (inline-insns-auto): Likewise.
6615 2009-09-15 Martin Jambor <mjambor@suse.cz>
6617 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6618 individual statements only at TDF_DETAILS dump level. Format
6619 source for 80 characters per line.
6621 2009-09-15 Christian Bruel <christian.bruel@st.com>
6623 * regrename.c (do_replace): Update REG_DEAD notes.
6625 2009-09-15 Revital Eres <eres@il.ibm.com>
6627 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6628 * targhooks.c (default_builtin_support_vector_misalignment):
6629 New builtin function.
6630 * targhooks.h (default_builtin_support_vector_misalignment):
6632 * target.h (builtin_support_vector_misalignment):
6633 New field in struct gcc_target.
6634 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6635 new builtin function.
6636 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6638 * config/rs6000/rs6000.c
6639 (rs6000_builtin_support_vector_misalignment): New function.
6640 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6642 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6644 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6646 (bfin_optimize_loop): Likewise.
6647 (bfin_gen_bundles): Likewise.
6648 (workaround_speculation): Likewise.
6649 (find_load): Return NULL_RTX for debug_insn.
6651 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6653 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6656 2009-09-14 DJ Delorie <dj@redhat.com>
6658 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6659 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6662 2009-09-14 Richard Henderson <rth@redhat.com>
6663 Jakub Jelinek <jakub@redhat.com>
6665 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6666 * cfgbuild.c (make_edges): Handle asm goto.
6667 * cfglayout.c (fixup_reorder_chain): Likewise.
6668 * cfgrtl.c (patch_jump_insn): Likewise.
6669 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6670 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6671 (gimple_build_asm_vec): Add and use labels parameter.
6672 (gimple_build_asm): Remove.
6673 (walk_gimple_asm): Walk labels too.
6674 * gimple.def (GIMPLE_ASM): Update docs.
6675 * gimple.h: Update decls.
6676 (struct gimple_statement_asm): Change nc to use unsigned char;
6678 (gimple_asm_nlabels): New.
6679 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6680 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6681 into gimple_build_asm_vec.
6682 * jump.c (mark_jump_label_asm): New.
6683 (mark_jump_label): Use it.
6684 (redirect_jump_1): Handle asm goto.
6685 (invert_jump_1): Soft fail if X is null.
6686 * recog.c (extract_asm_operands): New.
6687 (asm_noperands): Use it; handle asm labels.
6688 (decode_asm_operands): Use extract_asm_operands.
6689 (asm_operand_ok): Properly handle empty string.
6690 * reg-stack.c (get_asm_operands_in_out): Rename from
6691 get_asm_operand_n_inputs; use extract_asm_operands; return both
6692 inputs and outputs by reference; update all callers.
6693 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6694 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6695 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6696 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6697 (extract_asm_operands): Declare.
6698 * stmt.c (expand_asm_operands): Add and use labels parameter.
6699 (check_unique_operand_names): Likewise.
6700 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6701 (expand_asm_stmt): Handle asm labels.
6702 * tree-cfg.c (make_gimple_asm_edges): New.
6703 (make_edges): Use it.
6704 (cleanup_dead_labels): Handle asm labels.
6705 (is_ctrl_altering_stmt): Likewise.
6706 (gimple_redirect_edge_and_branch): Likewise.
6707 * tree.def (ASM_EXPR): Add 5th operand.
6708 * tree.h (ASM_LABELS): New.
6709 (resolve_asm_operand_names): Update decl.
6711 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6712 (c_parser_asm_goto_operands): New.
6713 * c-tree.h (build_asm_expr): Update decl.
6714 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6715 * doc/extend.texi: Document asm goto.
6717 2009-09-14 Richard Henderson <rth@redhat.com>
6719 * except.h: Update declarations.
6720 (struct pointer_map_t): Forward declare.
6721 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6722 (struct eh_landing_pad_d, eh_landing_pad): New.
6723 (struct eh_catch_d, eh_catch): New.
6724 (struct eh_region_d): Remove next_region_sharing_label, aka,
6725 label, tree_label, landing_pad, post_landing_pad, resume,
6726 may_contain_throw. Rename region_number to index. Remove
6727 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6728 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6729 (VEC(eh_landing_pad,gc)): New.
6730 (struct eh_status): Remove last_region_number. Add lp_array,
6731 throw_stmt_table, ttype_data, ehspec_data.
6732 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6733 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6734 * except.c (lang_protect_cleanup_actions): Return tree.
6735 (struct ehl_map_entry): Remove.
6736 (init_eh_for_function): Push zero entries for region and lp_array.
6737 (gen_eh_region): Add to region_array immediately.
6738 (gen_eh_region_catch): Operate on eh_catch objects.
6739 (gen_eh_landing_pad): New.
6740 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6741 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6742 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6743 (get_eh_landing_pad_from_number_fn): New.
6744 (get_eh_landing_pad_from_number): New.
6745 (get_eh_region_from_lp_number_fn): New.
6746 (get_eh_region_from_lp_number): New.
6747 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6748 (get_exception_pointer, get_exception_filter): Remove.
6749 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6750 (current_function_has_exception_handlers): Simplify.
6751 (bring_to_root, eh_region_replaceable_by_p): Remove.
6752 (replace_region, hash_type_list, hash_eh_region): Remove.
6753 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6754 (label_to_region_map, num_eh_regions): Remove.
6755 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6756 (find_exception_handler_labels): Remove.
6757 (duplicate_eh_regions_0, find_prev_try): Remove.
6758 (struct duplicate_eh_regions_data): New.
6759 (duplicate_eh_regions_1): Rewrite.
6760 (duplicate_eh_regions): Return a pointer map instead of an
6762 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6763 (redirect_eh_edge_to_label): Remove.
6764 (eh_region_outermost): Rewrite using eh_region pointers
6765 instead of integers.
6766 (add_ttypes_entry): Update for ttype_data move to eh_status.
6767 (add_ehspec_entry): Rewrite with VEC instead of varray.
6768 (assign_filter_values): Likewise. Export.
6769 (build_post_landing_pads, connect_post_landing_pads): Remove.
6770 (dw2_build_landing_pads): Rewrite to use lp_array.
6771 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6772 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6773 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6774 (sjlj_mark_call_sites): Update for landing pad numbers.
6775 (finish_eh_generation): Rewrite.
6776 (gate_handle_eh): Do nothing for no eh tree.
6777 (pass_rtl_eh): Move up near finish_eh_generation.
6778 (remove_eh_landing_pad): New.
6779 (remove_eh_handler): Export.
6780 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6781 (for_each_eh_label): Rewrite to use lp_array.
6782 (make_reg_eh_region_note): New.
6783 (make_reg_eh_region_note_nothrow_nononlocal): New.
6784 (insn_could_throw_p): New.
6785 (copy_reg_eh_region_note_forward): New.
6786 (copy_reg_eh_region_note_backward): New.
6787 (check_handled, add_reachable_handler): Remove.
6788 (reachable_next_level, foreach_reachable_handler): Remove.
6789 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6790 (get_eh_region_and_lp_from_rtx): New.
6791 (get_eh_region_from_rtx): New.
6792 (can_throw_internal_1, can_throw_external_1): Remove.
6793 (can_throw_internal): Use get_eh_region_from_rtx.
6794 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6795 (insn_nothrow_p, can_nonlocal_goto): New.
6796 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6797 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6798 (add_action_record): Use VEC not varray.
6799 (collect_one_action_chain): Update for eh_region changes.
6800 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6801 Use get_eh_region_and_lp_from_rtx.
6802 (gate_convert_to_eh_region_ranges): New.
6803 (pass_convert_to_eh_region_ranges): Use it.
6804 (push_uleb128, push_sleb128): Use VEC not varray.
6805 (output_one_function_exception_table): Likewise.
6806 (dump_eh_tree): Update for eh_region changes.
6807 (verify_eh_tree): Likewise.
6808 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6809 * tree-eh.c: Include target.h.
6810 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6811 Don't disallow GIMPLE_RESX; adjust argument check.
6812 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6813 (record_stmt_eh_region): Update for landing pad numbers;
6814 generate a landing pad if necessary.
6815 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6816 (remove_stmt_from_eh_lp_fn): Similarly.
6817 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6818 Update for lp numbers; don't special case missing throw_stmt_table.
6819 (lookup_expr_eh_lp): Similarly.
6820 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6821 (eh_seq, eh_region_may_contain_throw): New.
6822 (struct leh_state): Add ehp_region.
6823 (struct leh_tf_state): Remove eh_label.
6824 (emit_post_landing_pad): New.
6825 (emit_resx, emit_eh_dispatch): New.
6826 (note_eh_region_may_contain_throw): New.
6827 (frob_into_branch_around): Take eh_region not eh label;
6828 emit eh code into eh_seq.
6829 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6830 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6831 lower_eh_must_not_throw. Emit code to eh_seq.
6832 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6833 (lower_try_finally_onedest): Likewise.
6834 (lower_try_finally_copy): Likewise.
6835 (lower_try_finally_switch): Likewise.
6836 (lower_try_finally): Initialize ehp_region.
6837 (lower_catch): Update for eh_catch objects.
6838 (lower_eh_filter): Don't handle must_not_throw.
6839 (lower_eh_must_not_throw): New.
6840 (lower_cleanup): Don't set eh_label.
6841 (lower_eh_constructs_2): Resolve eh builtins.
6842 Handle GIMPLE_EH_MUST_NOT_THROW.
6843 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6844 Add eh_seq to the end of the function body.
6845 (make_eh_dispatch_edges): New.
6846 (make_eh_edge): Remove.
6847 (make_eh_edges): Simplify for landing pads.
6848 (redirect_eh_edge_1): New.
6849 (redirect_eh_edge): Use it.
6850 (redirect_eh_dispatch_edge): New.
6851 (stmt_could_throw_p): Use a switch. Allow RESX.
6852 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6853 (stmt_can_throw_internal): Likewise.
6854 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6855 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6856 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6857 (gate_refactor_eh): New.
6858 (pass_refactor_eh): Use it.
6859 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6860 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6861 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6862 (remove_unreachable_handlers): Rename from
6863 tree_remove_unreachable_handlers; rewrite for landing pads;
6864 call remove_eh_handler directly.
6865 (remove_unreachable_handlers_no_lp): New.
6866 (unsplit_eh, unsplit_all_eh): New.
6867 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6868 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6869 (cleanup_empty_eh_unsplit): New.
6870 (cleanup_empty_eh): Rewrite.
6871 (cleanup_all_empty_eh): New.
6872 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6873 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6874 (gate_cleanup_eh): New.
6875 (pass_cleanup_eh): Use it.
6876 (verify_eh_edges): Move later in file. Expect one EH edge.
6877 (verify_eh_dispatch_edge): New.
6879 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6880 (gtype-desc.o): Add TARGET_H.
6881 (tree.o): Use EXCEPT_H, not except.h.
6882 (cfgbuild.o): Add EXPR_H.
6883 (GTFILES): Add vecprim.h.
6884 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6885 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6886 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6887 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6888 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6889 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6890 calls to can_throw_internal.
6891 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6892 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6893 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6894 (expand_gimple_stmt): Use make_reg_eh_region_note.
6895 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6896 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6897 or find_exception_handler_labels.
6898 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6899 there is exacly one EH edge. Use can_nonlocal_goto and
6901 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6902 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6903 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6904 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6905 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6906 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6907 * dse.c (scan_insn): Use insn_could_throw_p.
6908 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6909 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6910 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6911 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6912 EXC_PTR_EXPR or FILTER_EXPR.
6913 (tree_expr_nonzero_warnv_p): Likewise.
6914 * function.h: Include vecprim.h, not varray.h
6915 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6916 move ttype_data and ehspec_data members to struct eh_status; change
6917 action_record_data member to a VEC.
6918 * gcse.c (hash_scan_set): Use can_throw_internal.
6919 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6920 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6921 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6922 (block_may_fallthru): Don't handle RESX_EXPR.
6923 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6924 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6925 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6926 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6927 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6928 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6929 (gimple_size): Likewise.
6930 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6931 (gimple_build_resx): Use gimple_build_with_ops.
6932 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6933 (is_gimple_val): Likewise.
6934 (is_gimple_stmt): Remove RESX_EXPR.
6935 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6936 (GIMPLE_RESX): Reorder with other EH constructs.
6937 * gimple.h (struct gimple_statement_eh_mnt): New.
6938 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6939 (gimple_eh_filter_must_not_throw): Remove.
6940 (gimple_eh_filter_set_must_not_throw): Remove.
6941 (gimple_eh_must_not_throw_fndecl): New.
6942 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6943 (is_gimple_resx): New.
6944 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6945 Don't copy EH_FILTER_MUST_NOT_THROW.
6946 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6947 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6948 handle must_not_throw_labels specially.
6949 * ipa-pure-const.c (check_call): Update debug statement for LP.
6950 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6951 * ipa-utils.c (get_base_var): Likewise.
6952 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6953 * lower-subreg.c (move_eh_region_note): Remove.
6954 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6955 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6956 (create_task_copyfn): Likewise.
6957 (maybe_catch_exception): Use gimple_build_eh_filter.
6958 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6959 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6960 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6961 and pass_lower_resx.
6962 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6963 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6964 can_throw_internal, can_nonlocal_goto.
6965 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6966 copy_reg_eh_region_note_forward.
6967 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6968 (emit_output_reload_insns): Likewise.
6969 (copy_eh_notes): Remove.
6970 * rtl.def (RESX): Remove.
6971 * rtl.h: Update declarations.
6972 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6973 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6974 (update_eh_label): Remove.
6975 (cleanup_dead_labels_eh): New.
6976 (cleanup_deal_labels): Use it instead of update_eh_label.
6977 (gimple_merge_blocks): Update landing pad data structure when
6978 removing a landing pad label.
6979 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6980 test; handle GIMPLE_EH_MUST_NOT_THROW.
6981 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6982 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6983 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6984 (verify_stmt): Likewise. Verify landing pads.
6985 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6986 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6987 (struct move_stmt_d): Add eh_map.
6988 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6989 (move_stmt_r): Remap eh region numbers in builtin calls,
6990 resx and eh_dispatch.
6991 (move_block_to_fn): Remove eh_offset parameter. Use
6992 maybe_duplicate_eh_stmt_fn.
6993 (find_outermost_region_in_block): Operate on eh_region pointers
6994 instead of region numbers.
6995 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6996 duplicate_eh_regions.
6997 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6998 test earlier. Disallow EH landing pads.
6999 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
7000 * tree-flow.h: Update declarations.
7001 (struct tree_ann_common_d): Replace rn with lp_nr.
7002 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
7003 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
7004 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
7005 resx and eh_dispatch.
7006 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
7007 (copy_edges_for_bb): Use make_eh_dispatch_edges.
7008 (copy_cfg_body): Expect eh_map instead of eh_region_offset
7009 from duplicate_eh_regions.
7010 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
7011 update RESX; handle EH_DISPATCH.
7012 (expand_call_inline): Set eh_lp_nr, not eh_region.
7013 (maybe_inline_call_in_expr): Likewise.
7014 * tree-inline.h (struct copy_body_data): Replace eh_region with
7015 eh_lp_nr, eh_region_offset with eh_map.
7016 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
7017 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
7018 * tree-pretty-print.c (dump_generic_node): Don't handle
7019 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
7020 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
7021 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
7022 EXC_PTR_EXPR, FILTER_EXPR.
7023 * tree-ssa-operands.c (get_expr_operands): Likewise.
7024 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
7025 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7026 (ao_ref_init_from_vn_reference): Likewise.
7027 * tree-ssa-sink.c (statement_sink_location): Likewise.
7028 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7029 (mark_virtual_phi_result_for_renaming): Export. Tidy.
7030 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
7031 EXC_PTR_EXPR, FILTER_EXPR.
7032 (is_exception_related): Remove.
7033 (compute_avail): Don't call it.
7034 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
7035 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
7036 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
7037 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
7039 (build_resx): Remove.
7040 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
7041 * tree.h: Update declarations.
7042 (EH_FILTER_MUST_NOT_THROW): Remove.
7043 (struct tree_label_decl): Add eh_landing_pad_nr.
7044 (EH_LANDING_PAD_NR): New.
7045 * value-prof.c (gimple_ic): Tidy variable names. Update for
7046 landing pad numbers.
7047 (gimple_stringop_fixed_value): Tidy variable names. Assert
7048 that neither call stmt can throw.
7049 * vecprim.h (uchar): New.
7050 (VEC(uchar,heap), VEC(uchar,gc)): New.
7052 * c-common.c (c_define_builtins): Update call to
7053 build_common_builtin_nodes.
7054 * c-parser.c (c_parse_file): Don't call
7055 default_init_unwind_resume_libfunc.
7057 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
7059 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
7060 (mips_cprestore_address_p): Likewise.
7061 (mips_save_gp_to_cprestore_slot): Likewise.
7062 (mips_restore_gp): Rename to...
7063 (mips_restore_gp_from_cprestore_slot): ...this.
7064 (mips_must_initialize_gp_p): Declare.
7065 (mips_emit_save_slot_move): Likewise.
7066 (mips_output_load_label): Return nothing.
7067 (mips_eh_uses): Declare.
7068 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
7069 (TARGET_CPRESTORE_DIRECTIVE): New macro.
7070 (TARGET_ABSOLUTE_JUMPS): Likewise.
7071 (EH_USES): Likewise.
7072 (FIRST_PSEUDO_REGISTER): Update comment.
7073 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
7074 (MIPS_CALL): ...here.
7075 (REGISTER_NAMES): Add $cprestore.
7076 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
7077 Add load_label_length, has_inflexible_gp_insn_p,
7078 has_flexible_gp_insn_p, must_initialize_gp_p and
7079 must_restore_gp_when_clobbered_p.
7080 (mips_expand_call): Don't generate split instructions here.
7081 (mips_split_call): Update the call to mips_restore_gp after
7082 the above name change.
7083 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
7084 (mips_find_gp_ref): New function.
7085 (mips_insn_has_inflexible_gp_ref_p): Likewise.
7086 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
7087 (mips_insn_has_flexible_gp_ref_p): Likewise.
7088 (mips_cfun_has_flexible_gp_ref_p): Likewise.
7089 (mips_function_has_gp_insn): Delete.
7090 (mips_global_pointer): Drop the df_regs_ever_live_p check.
7091 Use the new functions above. Only return INVALID_REGNUM
7092 for TARGET_ABSOLUTE_JUMPS.
7093 (mips_must_initialize_gp_p): New function.
7094 (mips_get_cprestore_base_and_offset): New function, extracted from...
7095 (mips_cprestore_slot): ...here. Take a bool parameter.
7096 (mips_cfun_has_cprestore_slot_p): New function.
7097 (mips_cprestore_address_p): Likewise.
7098 (mips_save_gp_to_cprestore_slot): Likewise.
7099 (mips_restore_gp): Rename to...
7100 (mips_restore_gp_from_cprestore_slot): ...this. Assert
7101 epilogue_completed. Update the call to mips_cprestore_slot.
7102 Test cfun->machine->must_restore_gp_when_clobbered_p.
7103 (mips_direct_save_slot_move_p): New function.
7104 (mips_emit_save_slot_move): Likewise.
7105 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
7106 of cfun->machine->global_pointer.
7107 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
7108 (mips_save_reg): Use mips_emit_save_slot_move.
7109 (mips_expand_prologue): Set must_initialize_gp_p.
7110 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
7111 for all cprestore saves. Emit a use_cprestore instruction after
7112 setting up the cprestore slot.
7113 (mips_restore_reg): Use mips_emit_save_slot_move.
7114 (mips_process_load_label): New function.
7115 (mips_load_label_length): Likewise.
7116 (mips_output_load_label): Don't return asm: output it here instead.
7117 Use mips_process_load_label.
7118 (mips_adjust_insn_length): Adjust the length of branch instructions
7119 that have length MAX_PIC_BRANCH_LENGTH.
7120 (mips_output_conditional_branch): Update the call to
7121 mips_output_load_label. Assume the branch target is OPERANDS[0]
7122 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7123 (mips_output_order_conditional_branch): Swap the meaning of
7124 OPERANDS[0] and OPERANDS[1].
7125 (mips_variable_issue): Don't count ghost instructions.
7126 (mips_expand_ghost_gp_insns): New function.
7127 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7128 (mips_output_mi_thunk): Set must_initialize_gp_p.
7129 (mips_eh_uses): New function.
7130 * config/mips/predicates.md (cprestore_save_slot_operand)
7131 (cprestore_load_slot_operand): New predicates.
7132 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7133 (UNSPEC_MOVE_GP): Likewise.
7134 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7135 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7136 (CPRESTORE_SLOT_REGNUM): New register.
7137 (MAX_PIC_BRANCH_LENGTH): New constant.
7138 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7139 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7140 branches. Fix commentary.
7141 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7142 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7143 Change type to "ghost".
7144 (loadgp_absolute_<mode>): Likewise.
7145 (loadgp_rtp_<mode>): Likewise.
7146 (copygp_mips16): Likewise.
7147 (loadgp_blockage): Remove redundant mode attribute.
7148 (potential_cprestore): New instruction.
7149 (cprestore): Turn into an unspec set.
7150 (use_cprestore): New instruction.
7151 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7152 (*branch_fp_inverted): Likewise.
7153 (*branch_order<mode>): Likewise.
7154 (*branch_order<mode>_inverted): Likewise.
7155 (*branch_equality<mode>): Likewise.
7156 (*branch_equality<mode>_inverted): Likewise.
7157 (*branch_bit<bbv><mode>): Likewise.
7158 (*branch_bit<bbv><mode>_inverted): Likewise.
7159 (*branch_equality<mode>_mips16): Remove redundant mode.
7160 (jump): Turn into a define_expand.
7161 (*jump_absolute): New instruction.
7162 (*jump_pic): Likewise.
7163 (*jump_mips16): Rename previously-unnamed pattern. Remove
7164 redundant mode attribute.
7165 (restore_gp): Split on epilogue_completed rather than
7166 reload_completed. Change type to "ghost".
7167 (move_gp<mode>): New instruction.
7168 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7169 Remove redundant mode attribute.
7170 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7171 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7172 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7174 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7177 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7178 are returned in the same register (vs34 or v2) that Altivec vector
7179 types are returned in.
7180 (rs6000_libcall_value): Ditto.
7183 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7184 instead of explicit addsi3/adddi3 calls.
7185 (rs6000_split_multireg_move): Ditto.
7186 (rs6000_emit_allocate_stack): Ditto.
7187 (rs6000_emit_prologue): Ditto.
7188 (rs6000_output_mi_thunk): Ditto.
7190 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7191 size is 64 bits if we can use 64-bit registers.
7193 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7195 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7198 From Jie Zhang <jie.zhang@analog.com>:
7199 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7200 save FP and RETS with saveall attribute.
7201 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7202 with saveall attribute.
7204 * config/bfin/bfin.c (bfin_expand_builtin,
7205 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
7208 From Jie Zhang <jie.zhang@analog.com>:
7209 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
7210 before use in two places.
7211 * config/bfin/bfin.md (AREG): Define mode iterator.
7212 (reload_in, reload_out): Use mode iterator AREG.
7214 2009-09-14 Richard Guenther <rguenther@suse.de>
7217 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
7218 EH personality path.
7220 2009-09-13 Richard Guenther <rguenther@suse.de>
7221 Rafael Avila de Espindola <espindola@google.com>
7223 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
7224 (LANG_HOOKS_EH_PERSONALITY): Likewise.
7225 (LANG_HOOKS_INITIALIZER): Adjust.
7226 (lhd_pass_through_t): Declare.
7227 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
7229 * langhooks.c (lhd_pass_through_t): New function.
7230 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
7231 dwarf2out_begin_prologue): Use personality from current_function_decl.
7232 * expr.h (get_personality_function): Declare.
7233 * expr.c (get_personality_function): New function.
7234 (build_personality_function): Likewise.
7235 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
7236 (eh_personality_libfunc): Remove.
7237 * optabs.c (build_libfunc_function): New function split out from ...
7238 (init_one_libfunc): ... here.
7239 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7240 (tree_function_decl): Add personality.
7241 (lhd_gcc_personality): Declare.
7242 (build_personality_function): Likewise.
7243 * tree.c (gcc_eh_personality_decl): New.
7244 (lhd_gcc_personality): New function.
7245 * except.h (lang_eh_runtime_type): Remove.
7246 (enum eh_personality_kind): New.
7247 (build_personality_function): Declare.
7248 (function_needs_eh_personality): Declare.
7249 * except.c (lang_eh_runtime_type): Remove.
7250 (function_needs_eh_personality): New function.
7251 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7252 (sjlj_emit_function_enter, output_function_exception_table):
7253 Use personality from current_function_decl.
7254 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7255 * tree-inline.c (tree_can_inline_p): Do not inline across different
7257 (expand_call_inline): Likewise. Adjust the callers EH personality.
7258 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7259 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7260 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7261 (c-parser.o): Likewise
7262 * c-tree.h (c_eh_initialized_p): Remove.
7263 (c_maybe_initialize_eh): Likewise.
7264 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7265 (finish_decl): Don't call c_maybe_initialize_eh.
7266 (c_eh_initialized_p): Remove.
7267 (c_maybe_initialize_eh): Likewise.
7268 * c-parser.c (c_parser_omp_construct): Likewise.
7269 (c_parse_file): Initialize exception handling.
7271 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7273 * config.gcc (tm_file): Remove i386/biarch32.h
7274 for i?86-w64-mingw* case.
7275 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7277 * config.host: Set for x64 mingw the option
7278 use_long_long_for_widest_fast_int to yes.
7280 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7282 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7283 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7284 (dbxout_begin_function): Likewise.
7285 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7286 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7287 set on the function.
7288 (final_end_function): Likewise.
7289 (final_scan_insn): Likewise.
7290 (rest_of_handle_final): Likewise.
7291 * varasm.c (assemble_start_function): Likewise.
7292 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7294 2009-09-12 Jason Merrill <jason@redhat.com>
7296 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7297 * opts.c (common_handle_option): constify.
7299 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7301 * doc/install.texi (avr): Remove obsolete reference site.
7303 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7305 * doc/install.texi (Binaries): Adjust AIX link.
7307 2009-09-12 Akim Demaille <demaille@gostai.com>
7309 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7310 Use an imperative sentence.
7312 2009-09-11 Richard Henderson <rth@redhat.com>
7314 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7315 structure-name and has-tree-operands arguments; update all entries.
7316 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7318 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7319 (gsstruct_code_size): New.
7320 (gss_for_code_): New.
7321 (gss_for_code): Remove.
7322 (gimple_size): Rewrite using gsstruct_code_size.
7323 (gimple_statement_structure): Move to gimple.h.
7324 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7325 (gss_for_code, gimple_statement_structure): New.
7326 (gimple_ops): Use new arrays; tidy.
7328 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7330 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7331 operand to be a PLUS expression.
7332 * config/pa/pa.c (pa_secondary_reload): Likewise.
7334 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7336 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7338 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7341 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7343 From Jie Zhang <jie.zhang@analog.com>:
7344 * doc/extend.texi (node Function Attributes): Document l2
7346 (node Blackfin Variable Attributes): Document l2 variable attributes.
7348 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7350 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7351 to match the system compiler's configuration at inflection point.
7352 Add comment to remark a remaining difference with system compiler.
7354 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7355 * configure: Regenerate.
7357 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7359 From Jie Zhang <jie.zhang@analog.com>:
7360 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7361 (bfin_handle_l2_attribute): New.
7362 (bfin_attribute_table): Add l2 attribute.
7364 2009-09-11 Michael Matz <matz@suse.de>
7367 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7368 on the local_decls list.
7370 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7374 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7376 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7377 for VALUEs, to implement the documented interface.
7378 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7379 Adjust for VALUEs and anything else, to implement the
7380 documented interface.
7382 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7384 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7385 with actual SPE/paired vector modes before using 64-bit alignment.
7386 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7388 2009-09-10 DJ Delorie <dj@redhat.com>
7390 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7393 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7394 * config/mep/mep.c (mep_legitimate_constant_p): New.
7395 * config/mep/mep-protos.h: Prototype it.
7397 2009-09-10 Richard Henderson <rth@redhat.com>
7399 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7401 2009-09-10 Jason Merrill <jason@redhat.com>
7403 * tree.c (chain_index): New fn.
7404 * tree.h: Declare it.
7406 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7408 * config/sol2-c.c (cmn_err_length_specs): Initialize
7409 scalar_identity_flag.
7411 2009-09-10 Richard Henderson <rth@redhat.com>
7413 * tree.h (struct tree_decl_common): Move align member earlier;
7414 move label_decl_uid member ...
7415 (struct tree_label_decl): ... here.
7416 (LABEL_DECL_UID): Update to match.
7418 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7421 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7422 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7424 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7425 dest_prev if the edge is complex.
7427 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7429 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7430 loop latch tests earlier.
7432 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7433 before GIMPLE_RETURN, not after its predecessor; insert
7436 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7437 gimple_seq_empty_p to test for no PHI nodes.
7438 * tree-cfg.c (split_critical_edges): Likewise.
7440 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7442 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7444 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7445 introduced by the VTA branch merge.
7447 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7449 * ira-conflicts.c: Use fputs or putc instead of fprintf
7453 * tree-switch-conversion.c: Ditto.
7455 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7457 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7458 introduced by the VTA branch merge.
7460 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7463 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7465 PR rtl-optimization/39779
7466 * expr.c (convert_modes): Return when mode == oldmode after
7467 CONST_INTs are processed.
7469 2009-09-10 Nick Clifton <nickc@redhat.com>
7471 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7472 attribute and referring decl when creating renamed symbol.
7474 2009-09-10 Richard Guenther <rguenther@suse.de>
7477 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7479 (cgraph_finalize_compilation_unit): Compute reachability
7480 before emitting thunks. Properly process aliases before
7481 possibly removing unreachable nodes.
7483 2009-09-10 Richard Guenther <rguenther@suse.de>
7486 * tree.c (struct free_lang_data_d): Add worklist member.
7487 (find_decls_types_r): Push onto the worklist instead of recursing.
7488 Handle TREE_BINFOs properly.
7489 (find_decls_types): New function wrapped around find_decls_types_r
7490 to process the worklist.
7491 (find_decls_types_in_eh_region): Use it.
7492 (find_decls_types_in_node): Likewise.
7493 (find_decls_types_in_var): Likewise.
7494 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7495 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7496 (AGGREGATE_TYPE_P): Adjust.
7498 2009-09-09 Jason Merrill <jason@redhat.com>
7500 * configure.ac: Check glibc version even if we have an in-tree
7503 2009-09-09 Anthony Green <green@moxielogic.com>
7505 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7506 the constant 0 when appropriate.
7507 * config/moxie/constraints.md: Add constraint O.
7509 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7510 to pass up to 6 32-bit argument values in registers.
7511 (moxie_function_arg): Ditto.
7512 (moxie_arg_partial_bytes): Ditto.
7513 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7514 (REG_PARM_STACK_SPACE): Ditto.
7515 (FUNCTION_ARG_REGNO_P): Ditto.
7517 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7518 instruction to allocate stack space.
7520 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7522 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7523 unnecessarily stringent constraints. Fix address
7524 calculation in the splitters.
7526 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7528 PR rtl-optimization/39779
7529 * expr.c (convert_modes): Return when mode == oldmode after
7530 CONST_INTs are processed.
7532 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7535 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7536 (ix86_expand_prologue): Take frame.padding0 into logic of
7538 (ix86_expand_epilogue): Likewise.
7540 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7542 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7544 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7545 * config/t-slibgcc-libgcc: New file.
7546 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7548 2009-09-09 Martin Jambor <mjambor@suse.cz>
7550 PR tree-optimization/41089
7551 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7554 2009-09-09 Richard Henderson <rth@redhat.com>
7556 * gimple.h (CASE_GIMPLE_OMP): New.
7557 (is_gimple_omp): Use it.
7558 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7559 (verify_gimple_debug): Likewise.
7561 2009-09-09 Richard Guenther <rguenther@suse.de>
7563 PR tree-optimization/41101
7564 * tree-ssa-pre.c (maximal_set): Remove.
7565 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7566 Defer all blocks we didn't visit at least one successor.
7567 (add_to_exp_gen): Do not add to the maximal set.
7568 (make_values_for_phi): Likewise.
7569 (compute_avail): Likewise.
7570 (init_pre): Do not allocate the maximal set.
7571 (execute_pre): Do not dump it.
7573 2009-09-09 Martin Jambor <mjambor@suse.cz>
7575 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7576 an SSA_NAME rather than a is_gimple_variable.
7578 2009-09-09 Richard Guenther <rguenther@suse.de>
7581 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7582 code dealing with plain pointer bases.
7583 (maybe_fold_offset_to_reference): Likewise.
7584 (maybe_fold_stmt_addition): Adjust.
7586 2009-09-09 Richard Guenther <rguenther@suse.de>
7588 * tree.c (free_lang_data_in_type): Do not free the type variant
7590 (free_lang_data): Merge char_type_node with its properly signed
7592 (pass_ipa_free): Collect after freeing language specific data.
7594 2009-09-09 Michael Matz <matz@suse.de>
7597 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7598 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7599 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7602 2009-09-08 DJ Delorie <dj@redhat.com>
7604 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7606 2009-09-04 Jason Merrill <jason@redhat.com>
7608 * tree.c (tree_find_value): Remove.
7609 * tree.h: Remove prototype.
7610 * varasm.c (assemble_external): Use value_member instead.
7612 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7614 * toplev.c (process_options): Choose default debugging type when
7615 gtoggle enables debug info and type is unset.
7617 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7621 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7624 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7626 * configure: Rebuilt with modified libtool.m4.
7628 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7633 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7635 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7637 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7638 (remove_statement): Likewise.
7639 (rewrite_use_nonlinear_expr): Adjust.
7640 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7641 * tree-ssa.c (release_defs_bitset): ... this. New.
7642 * tree-flow.h (release_defs_bitset): Declare.
7644 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7647 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7648 in the middle block.
7650 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7652 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7653 via intptr_t to long type.
7654 (insert_operand_rank): Cast long type via intptr_t to
7656 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7658 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7659 from pointer to unsigned via uintptr_t.
7661 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7662 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7664 * configure: Regenerated.
7665 * config.in: Regenerated
7666 * system.h (stdint.h): Add include.
7667 (inttypes.h): Likewise.
7668 * Makefile.in (aclocal): Add config/stdint.m4.
7669 * aclocal.m4: Regenerated.
7671 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7673 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7675 (note_np_check_stores): New function.
7676 (harmless_null_pointer_p): New function.
7677 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7678 changed. Take into account whether we're in the shadow of a condjump
7679 that tested NP_REG for NULL.
7680 Lose all code that tested for SEQUENCEs.
7681 (workaround_speculation): Avoid inserting NOPs for loads that are
7682 either always executed or a NULL pointer.
7684 2009-09-08 Jan Hubicka <jh@suse.cz>
7686 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7687 * params.def (early-inlining-insns): Likewise.
7689 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7691 PR rtl-optimization/41239
7692 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7693 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7695 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7696 across calls, as the calls might not always return normally.
7697 (call_may_noreturn_p): New function.
7698 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7699 (init_deps): Initialize it.
7700 (remove_from_deps): Also remove calls from
7701 last_function_call_may_noreturn list.
7703 2009-09-07 Richard Henderson <rth@redhat.com>
7705 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7706 more VR->OPERANDS than LHS operands. Free LHS before returning.
7708 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7710 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7711 (attr "addrtype"): New member "spreg".
7712 Use it if mem_spfp_address_operand is true for the address.
7713 (attr "type"): New entry "stall".
7714 (cpu_unit "load"): New.
7715 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7717 (insn_reservation "loadsp"): New.
7718 (insn_reservation "load_stall1"): New.
7719 (insn_reservation "load_stall3"): New.
7721 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7722 (mem_p_address_operand): Exclude stack and frame pointer based
7724 (mem_spfp_address_operand): New; match them here.
7725 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7726 (bfin_reorg): Call it if scheduling insns.
7727 (bfin_gen_bundles): Remove dummy insns created by
7728 add_sched_insns_for_speculation.
7730 From Jie Zhang <jie.zhang@analog.com>:
7731 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7732 bfin_si_revision, bfin_workarounds): Move these ...
7733 * config/bfin/bfin.h: ... here.
7735 From Mike Frysinger <michael.frysinger@analog.com>
7736 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7737 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7738 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7739 bf547m, bf548m, and bf549m.
7740 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7741 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7742 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7743 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7744 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7745 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7746 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7747 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7748 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7749 bf542m, bf544m, bf547m, bf548m, and bf549m.
7751 From Jie Zhang <jie.zhang@analog.com>:
7752 * config/bfin/predicates.md (p_register_operand): New predicate.
7753 (dp_register_operand): New predicate.
7754 * config/bfin/bfin-protos.h (WA_05000074): Define.
7755 (ENABLE_WA_05000074): Define.
7756 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7757 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7758 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7759 (define_attr addrtype): Allow load/store register to be P register.
7760 (define_attr storereg): New.
7761 (define_cpu_unit anomaly_05000074): New.
7762 (define_insn_reservation dsp32shiftimm): New.
7763 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7764 (define_insn_reservation loadp): Cannot use slot2.
7765 (define_insn_reservation loadsp): Cannot use slot2.
7766 (define_insn_reservation storep): Cannot use slot2. Does not
7767 apply when working around 05000074.
7768 (define_insn_reservation storep_anomaly_05000074): New.
7769 (define_insn_reservation storei): Does not apply when working
7771 (define_insn_reservation storei_anomaly_05000074): New.
7772 (define_attr length): Add dsp32shiftimm case.
7773 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7774 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7775 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7776 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7777 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7779 2009-09-07 Martin Jambor <mjambor@suse.cz>
7782 * tree-sra.c (create_artificial_child_access): Return NULL if
7783 build_ref_for_offset fails.
7784 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7785 and create_artificial_child_access to fail.
7787 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7790 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7791 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7792 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7794 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7796 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7797 block, ensure it has an exit edge. Emit a barrier after a jump.
7799 2009-09-07 Nick Clifton <nickc@redhat.com>
7801 * gcc.c (this_is_linker_script): New variable. Like
7802 this_is_library_file but for the %T constructor.
7803 (end_going_arg): If this_is_linker_script is set then locate the
7804 script and insert a --script switch before it
7805 (do_spec_2): Initialise this_is_linker_script.
7806 (do_spec_1): Likewise. Handle %T construct.
7807 (eval_spec_function): Preserve this_is_linker_script.
7808 * doc/invoke.texi: Document %T construct in spec files.
7809 * config/m32c/m32c.h (LIB_SPEC): Use it.
7811 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7813 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7814 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7815 when volatile flag is set.
7816 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7818 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7821 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7822 (combine_stack_adjustments_for_block): Allow insns between stack
7823 adjustments and stores with corresponding pre-(dec|inc)rement or
7824 pre-modify operation.
7826 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7829 * combine-stack-adj.c (struct csa_memlist): Rename to...
7830 (struct csa_reflist): ... this. Rename mem field to ref.
7831 (free_csa_memlist): Rename to...
7832 (free_csa_reflist): ... this.
7833 (record_one_stack_memref): Rename to...
7834 (record_one_stack_ref): ... this. Handle also REG_P.
7835 (try_apply_stack_adjustment): Handle also REG_P.
7836 (struct record_stack_memrefs_data): Rename to...
7837 (struct record_stack_refs_data): ... this. Rename memlist field to
7839 (record_stack_memrefs): Rename to...
7840 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7841 subexpressions instead of failing when a MEM contains SP references.
7842 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7843 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7845 2009-09-06 Richard Guenther <rguenther@suse.de>
7848 * tree.c (build_array_type): Do not record types marked
7849 with structural equality in the canonical type hashtable.
7851 2009-09-06 Richard Guenther <rguenther@suse.de>
7854 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7856 2009-09-05 Richard Guenther <rguenther@suse.de>
7859 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7861 2009-09-05 Richard Guenther <rguenther@suse.de>
7864 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7866 2009-09-05 Richard Guenther <rguenther@suse.de>
7869 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7870 before comparing function argument types.
7872 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7875 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7878 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7881 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7883 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7884 locators before emit_insn is called.
7886 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7889 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7890 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7891 (reginfo_init): Don't call allocate_reg_info.
7893 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7896 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7897 NONDEBUG_INSN_P instead of INSN_P.
7899 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7902 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7904 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7907 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7908 pattern of the split.
7910 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7912 * toplev.c (process_options): Move setter of flag_var_tracking
7913 before other tests that depend on it. Move down setter of
7914 flag_rename_registers. Don't enable var-tracking-assignments
7915 by default if selective scheduling is enabled. Warn if both
7918 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7920 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7921 comment. Use switch statement to catch overlaps between rtx
7922 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7923 (IS_DECL_CODE): ... here. Remove.
7924 (check_value_is_not_decl): Remove.
7925 (dv_from_decl, dv_from_value): Check after conversion.
7927 2009-09-04 Richard Guenther <rguenther@suse.de>
7930 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7931 after emitting tunks. Move emitting thunks and ctors from ...
7932 (cgraph_optimize): ... here. Remove redundant
7933 cgraph_analyze_functions.
7934 * varasm.c (find_decl_and_mark_needed): Remove no longer
7936 (finish_aliases_1): Adjust check for thunk aliases.
7938 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7940 * config/arm/arm.md (ctzsi2): Added braces
7941 to avoid warning that broke booststrap.
7943 2009-09-04 Martin Jambor <mjambor@suse.cz>
7945 PR tree-optimization/41112
7946 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7947 handle variable-bounded arrays.
7948 (expr_with_var_bounded_array_refs_p): New function.
7949 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7951 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7953 * config/s390/2097.md: Removed two incorrect bypasses.
7954 (z10_fsimpdf): Fixed latency.
7955 (z10_fhex): New insn_reservation.
7956 (z10_floaddf): Fixed latency.
7957 (z10_floadsf): Fixed latency.
7958 (z10_ftrunctf): Fixed latency.
7959 (z10_ftruncdf): Fixed latency.
7960 * config/s390/s390.c (z10_cost): Fixed values.
7961 (s390_adjust_priority): Added z10 path.
7962 * config/s390/s390.md (type): Added fhex.
7963 (*mov<mode>_64dfp): Updated type attribute.
7964 (*mov<mode>_64): Updated type attribute.
7965 (*mov<mode>_31): Updated type attribute.
7966 (*mov<mode>"): Likewise.
7967 * config/s390/2084.md (x_fsimpdf): Updated condition.
7969 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7971 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7972 RTXs in the predicate for operand 1.
7974 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7976 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7977 (rbitsi2): New insn.
7978 (ctzsi2): New expand.
7979 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7981 2009-09-03 Martin Jambor <mjambor@suse.cz>
7983 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7984 (create_artificial_child_access): Use build_ref_for_offset instead
7985 of duplicate_expr_for_different_base.
7986 (propagate_subacesses_accross_link): Likewise.
7988 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7990 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7992 (mips16e_collect_argument_saves): Skip debug instructions.
7993 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7994 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7995 (r10k_insert_cache_barriers): Likewise.
7996 (mips_reorg_process_insns): Likewise.
7998 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
8001 * ira.c (update_equiv_reg): Remove check on class likely spill.
8003 2009-09-03 Jakub Jelinek <jakub@redhat.com>
8006 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
8007 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
8011 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
8012 the stack slot if it is passed by invisible reference.
8013 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
8014 by invisible reference.
8016 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
8018 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8019 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
8020 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
8022 * config/bfin/sync.md: New file.
8023 * config/bfin/bfin.md: Include it.
8024 (UNSPEC_ATOMIC): New.
8025 (UNSPEC_ONES): Provide a unique number.
8027 From Jie Zhang <jie.zhang@analog.com>:
8028 * config/bfin/bfin.c (ret_regs): New.
8029 (must_save_fp_p): Don't return true because of frame_pointer_needed.
8030 (must_save_rets_p): New.
8031 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
8032 current_function_is_leaf.
8033 (do_link): Likewise.
8034 (do_unlink): Likewise.
8035 (expand_interrupt_handler_prologue): Use ret_regs array.
8036 (expand_interrupt_handler_epilogue): Use ret_regs array and
8037 pass return register to gen_return_internal.
8038 (bfin_expand_epilogue): Pass return register to
8039 gen_return_internal.
8040 (bfin_expand_call): Explicitly clobber RETS.
8041 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
8042 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
8043 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
8044 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
8046 (return_internal): Take a reg rtx rather than the register number.
8048 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
8050 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
8051 when comparing against estimated_loop_iterations_int return.
8053 2009-09-03 Richard Guenther <rguenther@suse.de>
8055 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8056 eh_personality_libfunc.
8058 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8060 * tree-parloops.c (separate_decls_in_region): Add space.
8062 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8064 * tree-parloops.c (separate_decls_in_region): Change the condition
8065 checking if there are reductions in the loop.
8067 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8069 PR tree-optimization/38275
8070 * tree-parloops.c (parallelize_loops): Replace profitability condition
8071 for expected number of iterations.
8073 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8075 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
8076 (bootstrap-debug): Explain conditions in which it becomes default.
8077 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
8080 2009-09-03 Namhyung Kim <namhyung@gmail.com>
8082 * doc/invoke.texi (Optimize Options): Move
8083 -finline-small-functions to the -O2 list.
8085 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8087 * toplev.c (process_options): Enable var-tracking-assignments
8088 by default if var-tracking is enabled.
8090 2009-09-02 David Daney <ddaney@caviumnetworks.com>
8092 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
8094 * emit-rtl.c (prev_nonnote_insn_bb): New function.
8095 * rtl.h (prev_nonnote_insn_bb): Declare it.
8097 2009-09-03 Diego Novillo <dnovillo@google.com>
8099 * cgraph.c (cgraph_node_for_decl): New.
8100 * cgraph.h (cgraph_node_for_decl): Declare.
8101 * tree.c (host_integerp): Return 0 if T is NULL.
8103 2009-09-03 Diego Novillo <dnovillo@google.com>
8105 * tree.h (struct alias_pair): Move from varasm.c.
8106 (alias_pairs): Likewise.
8107 (TYPE_MAXVAL): Define.
8108 (TYPE_MINVAL): Define.
8109 (iterative_hash_host_wide_int): Declare.
8110 (remove_unreachable_alias_pairs): Declare.
8111 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8112 * diagnostic.c (default_diagnostic_starter): Make extern.
8113 (default_diagnostic_finalizer): Make extern.
8114 * diagnostic.h (default_diagnostic_starter): Declare.
8115 (default_diagnostic_finalizer): Declare.
8116 (default_tree_printer): Declare.
8117 * toplev.c (default_tree_printer): Make extern.
8119 2009-09-03 Richard Guenther <rguenther@suse.de>
8120 Diego Novillo <dnovillo@google.com>
8122 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8123 * cgraphunit.c (cgraph_expand_function): Do not emit
8124 associated thunks from here.
8125 (cgraph_emit_thunks): New.
8126 (cgraph_optimize): Call it.
8127 Return if any IPA pass finds an error.
8128 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8131 2009-09-03 Simon Baldwin <simonb@google.com>
8132 Rafael Espindola <espindola@google.com>
8133 Richard Guenther <rguenther@suse.de>
8134 Doug Kwan <dougkwan@google.com>
8135 Diego Novillo <dnovillo@google.com>
8137 * tree.c: Include tree-pass.h, langhooks-def.h,
8138 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8139 (free_lang_data_in_type): New.
8140 (need_assembler_name_p): New.
8141 (free_lang_data_in_block): New.
8142 (free_lang_data_in_decl): New.
8143 (struct free_lang_data_d): New.
8144 (add_tree_to_fld_list): New.
8145 (find_decls_types_r): New.
8146 (get_eh_types_for_runtime): New.
8147 (find_decls_types_in_eh_region): New.
8148 (find_decls_types_in_node): New.
8149 (find_decls_types_in_var): New.
8150 (free_lang_data_in_cgraph): New.
8151 (free_lang_data): New.
8152 (gate_free_lang_data): New.
8153 (pass_ipa_free_lang_data): New.
8155 2009-09-03 Diego Novillo <dnovillo@google.com>
8157 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8158 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8159 (lang_hooks): Remove const qualifier.
8160 * ipa.c (cgraph_remove_unreachable_nodes): Call
8161 remove_unreachable_alias_pairs.
8162 * except.c (add_type_for_runtime): Check if TYPE has
8163 already been converted.
8164 (lookup_type_for_runtime): Likewise.
8165 (check_handled): Handle converted types.
8166 * varasm.c (remove_unreachable_alias_pairs): New.
8167 * gimple.c: Include demangle.h.
8168 (gimple_decl_printable_name): New.
8169 (gimple_fold_obj_type_ref): New.
8170 * gimple.h (gimple_decl_printable_name): Declare.
8171 (gimple_fold_obj_type_ref): Declare.
8172 * passes.c (init_optimization_passes): Add pass
8173 pass_ipa_free_lang_data.
8174 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8175 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8177 2009-09-03 Diego Novillo <dnovillo@google.com>
8179 * c-lang.c (lang_hooks): Remove const qualifier.
8181 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8183 * doc/install.texi (*-*-freebsd*): Update target information.
8185 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8187 * hard-reg-set.h (call_fixed_regs): Remove.
8188 * reginfo.c (call_fixed_regs): Remove.
8189 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8190 (globalize_reg): Don't use call_fixed_regs.
8191 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8194 2009-09-01 Michael Matz <matz@suse.de>
8196 * expr.h (emit_storent_insn, expand_expr_real_1,
8197 expand_expr_real_2): Declare.
8198 * expr.c (emit_storent_insn, expand_expr_real_1,
8199 expand_expr_real_2): Export.
8200 (store_expr): Setting and evaluating dont_return_target is useless.
8201 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8202 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
8203 * except.c (expand_resx_expr): Rename to ...
8204 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
8205 * except.h (expand_resx_stmt): Declare.
8206 * stmt.c: Add include gimple.h
8207 (expand_asm_expr): Rename to ...
8208 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
8209 (expand_case): Rewrite to take gimple statement.
8210 * tree.h (expand_asm_stmt): Declare.
8211 (expand_case): Change prototype.
8212 * Makefile.in (stmt.o): Depend on gimple.h.
8213 * builtins.c (expand_builtin_synchronize): Build gimple asm
8214 statement, not an ASM_EXPR.
8215 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
8216 gimple_to_tree, release_stmt_tree): Remove.
8217 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
8218 ggc_free, but hold comparison code and operands separately.
8219 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
8220 (expand_call_stmt, expand_gimple_stmt_1,
8221 expand_gimple_stmt): New helpers.
8222 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
8223 release_stmt_tree. Call expand_gimple_stmt instead.
8224 (expand_gimple_basic_block): Ditto.
8226 * calls.c (emit_call_1): Don't look at EH regions here, make
8227 fntree parameter useless.
8228 (expand_call): New local rettype for TREE_TYPE(exp), use it
8229 throughout. Remove local p, use addr instead.
8230 Don't look at EH regions here.
8232 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
8234 * doc/invoke.texi (-fsched-pressure): Document it.
8235 (-fsched-reg-pressure-heuristic): Remove it.
8237 * reload.c (ira.h): Include.
8238 (find_reloads): Add choosing reload on number of small spilled
8241 * haifa-sched.c (ira.h): Include.
8242 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8243 saved_reg_pressure, curr_reg_live, saved_reg_live,
8244 region_ref_regs): New variables.
8245 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8246 initiate_reg_pressure_info, setup_ref_regs,
8247 initiate_bb_reg_pressure_info, save_reg_pressure,
8248 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8250 (setup_insn_reg_pressure_info): New function.
8251 (rank_for_schedule): Add pressure checking and insn issue time.
8252 Remove comparison of insn reg weights.
8253 (ready_sort): Set insn reg pressure info.
8254 (update_register_pressure, setup_insn_max_reg_pressure,
8255 update_reg_and_insn_max_reg_pressure,
8256 sched_setup_bb_reg_pressure_info): New functions.
8257 (schedule_insn): Add code for printing and updating reg pressure info.
8258 (find_set_reg_weight, find_insn_reg_weight): Remove.
8259 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8260 (debug_ready_list): Print reg pressure info.
8261 (schedule_block): Ditto. Check insn issue time.
8262 (sched_init): Set up sched_pressure_p. Allocate and set up some
8263 reg pressure related info.
8264 (sched_finish): Free some reg pressure related info.
8265 (fix_tick_ready): Make insn always ready if pressure_p.
8266 (init_h_i_d): Don't call find_insn_reg_weight.
8267 (haifa_finish_h_i_d): Free insn reg pressure info.
8269 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8270 ira_memory_move_cost, ira_class_hard_regs,
8271 ira_class_hard_regs_num, ira_no_alloc_regs,
8272 ira_available_class_regs, ira_reg_class_cover_size,
8273 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8275 * ira-lives.c (single_reg_class): Check mode to find how many
8276 registers are necessary for operand.
8277 (ira_implicitly_set_insn_hard_regs): New.
8279 * common.opt (fsched-pressure): New options.
8280 (fsched-reg-pressure-heuristic): Remove.
8282 * ira.c (setup_eliminable_regset): Rename to
8283 ira_setup_eliminable_regset. Make it external.
8284 (expand_reg_info): Pass cover class to setup_reg_classes.
8285 (ira): Call resize_reg_info instead of allocate_reg_info.
8287 * sched-deps.c: Include ira.h.
8288 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8289 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8290 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8291 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8292 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8293 mark_insn_reg_store, mark_insn_reg_clobber,
8294 setup_insn_reg_pressure_info): New.
8295 (sched_analyze_1): Update implicit_reg_pending_uses.
8296 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8297 Use them to create dependencies. Set insn reg uses and pressure
8298 info. Process reg_pending_uses in one place.
8299 (free_deps): Free implicit sets.
8300 (remove_from_deps): Remove implicit sets if necessary. Check
8301 implicit sets when clearing reg_last_in_use.
8302 (init_deps_global): Clear implicit_reg_pending_clobbers and
8303 implicit_reg_pending_uses.
8305 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8306 ira_memory_move_cost, ira_class_hard_regs,
8307 ira_class_hard_regs_num, ira_no_alloc_regs,
8308 ira_available_class_regs, ira_reg_class_cover_size,
8309 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8310 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8311 ira_implicitly_set_insn_hard_regs): New prototypes.
8313 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8314 cost_elements_num): New variables.
8315 (allocno_costs, total_costs): Rename to costs and
8316 total_allocno_costs.
8317 (COSTS_OF_ALLOCNO): Rename to COSTS.
8318 (allocno_pref): Rename to pref.
8319 (allocno_pref_buffer): Rename to pref_buffer.
8320 (common_classes): Rename to regno_cover_class.
8322 (record_reg_classes): Set allocno attributes only if allocno_p.
8323 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8324 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8325 and COSTS_OF_ALLOCNO.
8326 (print_costs): Rename to print_allocno_costs.
8327 (print_pseudo_costs): New.
8328 (process_bb_node_for_costs): Split into 2 functions with new
8329 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8330 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8331 new parameter dump_file. Use cost_elements_num instead of
8332 ira_allocnos_num. Make one iteration if preferred classes were
8333 already calculated for scheduler. Make 2 versions of code
8334 depending on allocno_p.
8335 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8336 regno_cover_class and COSTS instead of common_classes and
8338 (init_costs, finish_costs): New.
8339 (ira_costs): Set up allocno_p and cost_elements_num. Call
8340 init_costs and finish_costs.
8341 (ira_set_pseudo_classes): New.
8343 * rtl.h (allocate_reg_info): Remove.
8344 (resize_reg_info): Change return type.
8345 (reg_cover_class): New.
8346 (setup_reg_classes): Add new parameter.
8348 * sched-int.h (struct deps_reg): New member implicit_sets.
8349 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8350 (INCREASE_BITS): New macro.
8351 (struct reg_pressure_data, struct reg_use_data): New.
8352 (struct _haifa_insn_data): Remove reg_weight. Add members
8353 reg_pressure, reg_use_list, reg_set_list, and
8354 reg_pressure_excess_cost_change.
8355 (struct deps): New member implicit_sets.
8356 (pressure_p): New variable.
8357 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8358 (struct reg_pressure_data, struct reg_use_data): New.
8359 (INSN_REG_WEIGHT): Remove.
8360 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8361 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8362 (sched_init_region_reg_pressure_info,
8363 sched_setup_bb_reg_pressure_info): New prototypes.
8365 * reginfo.c (struct reg_pref): New member coverclass.
8366 (reg_cover_class): New function.
8367 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8368 (reg_info_size): New variable.
8369 (allocate_reg_info): Make static. Setup reg_info_size.
8370 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8371 (setup_reg_classes): Add a new parameter. Setup cover class too.
8373 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8376 * sched-rgn.c (deps_join): Set up implicit_sets.
8377 (schedule_region): Set up region and basic blocks pressure
8380 * passes.c (init_optimization_passes): Move
8381 pass_subregs_of_mode_init before pass_sched.
8383 2009-09-02 Martin Jambor <mjambor@suse.cz>
8385 * tree-sra.c (struct access): New field grp_hint.
8386 (dump_access): Dump grp_hint.
8387 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8389 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8390 those which have been specifically read and somehow written to.
8391 (propagate_subacesses_accross_link): Set grp_hint of right child and
8392 also possibly of the left child.
8394 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8396 * tree-object-size.c (addr_object_size): Always use object_size_type
8397 0 or 2 when determining the pointer pointed object size.
8399 2009-09-02 Richard Guenther <rguenther@suse.de>
8402 2009-08-31 Richard Guenther <rguenther@suse.de>
8404 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8405 to query if the memory regions for memmove overlap.
8406 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8407 asserts on pointers, instead deal with odd trees.
8408 (ptr_derefs_may_alias_p): Likewise.
8409 (refs_may_alias_p_1): Constructor bases also never alias.
8411 2009-08-01 Christian Bruel <christian.bruel@st.com>
8414 2009-07-31 Christian Bruel <christian.bruel@st.com>
8415 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8417 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8419 * doc/invoke.texi (-fvar-tracking-assignments): New.
8420 (-fvar-tracking-assignments-toggle): New.
8421 (-fdump-final-insns=file): Mark filename as optional.
8422 (--param min-nondebug-insn-uid): New.
8423 (-gdwarf-@{version}): Mention version 4.
8424 * opts.c (common_handle_option): Accept it.
8425 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8426 * regrename.c (regrename_optimize): Drop last. Don't count debug
8427 insns as uses. Don't reject change because of debug insn.
8428 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8429 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8430 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8431 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8432 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8433 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8434 * doc/gimple.texi (is_gimple_debug): New.
8435 (gimple_debug_bind_p): New.
8436 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8437 * doc/install.texi (bootstrap-debug): More details.
8438 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8439 (bootstrap-debug-lib): More details.
8440 (bootstrap-debug-ckovw): Update.
8441 (bootstrap-time): New.
8442 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8443 (insert_phi_nodes_for): Insert debug stmts.
8444 (rewrite_stmt): Take iterator. Insert debug stmts.
8445 (rewrite_enter_block): Adjust.
8446 (maybe_replace_use_in_debug_stmt): New.
8447 (rewrite_update_stmt): Use it.
8448 (mark_use_interesting): Return early for debug stmts.
8449 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8450 stmts before replacing stmt.
8451 (move_computations_stmt): Likewise.
8452 * ira-conflicts.c (add_copies): Skip debug insns.
8453 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8454 (regstat_bb_compute_ri): Skip debug insns.
8455 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8456 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8457 check_loop_closed_ssa_stmt): Skip debug stmts.
8458 * tree-tailcall.c (find_tail_calls): Likewise.
8459 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8460 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8461 (build_var_debug_value_stat): Declare.
8462 (build_var_debug_value): Define.
8463 (target_for_debug_bind): Declare.
8464 * reload.c (find_equiv_reg): Skip debug insns.
8465 * rtlanal.c (reg_used_between_p): Skip debug insns.
8466 (side_effects_p): Likewise.
8467 (canonicalize_condition): Likewise.
8468 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8469 insns never depend on debug insns.
8470 (create_ddg_dep_no_link): Likewise.
8471 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8472 Don't add inter-loop dependencies for debug insns.
8473 (build_intra_loop_deps): Likewise.
8474 (create_ddg): Count debug insns.
8475 * ddg.h (struct ddg::num_debug): New.
8476 (num_backargs): Pair up with previous int field.
8477 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8478 -fcompare-debug-second.
8479 * final.c (get_attr_length_1): Skip debug insns.
8480 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8481 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8482 (driver_self_specs): Map -fdump-final-insns to
8483 -fdump-final-insns=..
8484 (get_local_tick): New.
8485 (compare_debug_dump_opt_spec_function): Test for . argument and
8486 compute output name. Compute temp output spec without flag name.
8487 Compute -frandom-seed.
8488 (OPT): Undef after use.
8489 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8490 (average_num_loop_insns): Likewise.
8491 * params.h (MIN_NONDEBUG_INSN_UID): New.
8492 * gimple.def (GIMPLE_DEBUG): New.
8493 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8494 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8495 (merge_in_block): Fix whitespace.
8496 * toplev.c (flag_var_tracking): Update comment.
8497 (flag_var_tracking_assignments): New.
8498 (flag_var_tracking_assignments_toggle): New.
8499 (process_options): Don't open final insns dump file if we're not
8500 going to write to it. Compute defaults for var_tracking.
8501 * df-scan.c (df_insn_rescan_debug_internal): New.
8502 (df_uses_record): Handle debug insns.
8503 * haifa-sched.c (ready): Initialize n_debug.
8504 (contributes_to_priority): Skip debug insns.
8505 (dep_list_size): New.
8507 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8508 they're ready. Disregard previous debug insns to make decisions.
8509 (queue_insn): Never queue debug insns.
8510 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8511 (schedule_insn): Don't reject debug insns because of issue rate.
8512 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8513 (queue_to_ready): Skip and discount debug insns.
8514 (choose_ready): Let debug insns through.
8515 (schedule_block): Check boundary debug insns. Discount debug
8516 insns, schedule them early. Adjust whitespace.
8517 (set_priorities): Check for boundary debug insns.
8518 (add_jump_dependencies): Use dep_list_size.
8519 (prev_non_location_insn): New.
8520 (check_cfg): Use it.
8521 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8523 (remove_unused_ivs): Reset debug stmts.
8524 * modulo-sched.c (const_iteration_count): Skip debug insns.
8525 (res_MII): Discount debug insns.
8526 (loop_single_full_bb_p): Skip debug insns.
8527 (sms_schedule): Likewise.
8528 (sms_schedule_by_order): Likewise.
8529 (ps_has_conflicts): Likewise.
8530 * caller-save.c (refmarker_fn): New.
8531 (save_call_clobbered_regs): Replace regs with saved mem in
8533 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8534 Call refmarker_fn mark for hardregnos.
8535 (mark_reg_as_referenced): New.
8536 (replace_reg_with_saved_mem): New.
8537 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8538 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8540 (cse_extended_basic_block): Skip debug insns.
8541 (count_reg_usage): Likewise.
8542 (is_dead_reg): New, split out of...
8543 (set_live_p): ... here.
8544 (insn_live_p): Use it for debug insns.
8545 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8546 (execute_optimize_stdarg): Likewise.
8547 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8548 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8549 changes in debug stmts as changes.
8550 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8551 (moveup_expr): Don't move across debug insns. Don't move
8552 debug insn if it would create a bookkeeping block.
8553 (moveup_expr_cached): Don't use cache for debug insns that
8554 are heads of blocks.
8555 (compute_av_set_inside_bb): Skip debug insns.
8556 (sel_rank_for_schedule): Schedule debug insns first. Remove
8558 (block_valid_for_bookkeeping_p); Support lax searches.
8559 (create_block_for_bookkeeping): Adjust block numbers when
8560 encountering debug-only blocks.
8561 (find_place_for_bookkeeping): Deal with debug-only blocks.
8562 (generate_bookkeeping_insn): Accept no place to insert.
8563 (remove_temp_moveop_nops): New argument full_tidying.
8564 (prepare_place_to_insert): Deal with debug insns.
8565 (advance_state_on_fence): Debug insns don't start cycles.
8566 (update_boundaries): Take fence as argument. Deal with
8568 (schedule_expr_on_boundary): No full_tidying on debug insns.
8569 (fill_insns): Deal with debug insns.
8570 (track_scheduled_insns_and_blocks): Don't count debug insns.
8571 (need_nop_to_preserve_insn_bb): New, split out of...
8572 (remove_insn_from_stream): ... this.
8573 (fur_orig_expr_not_found): Skip debug insns.
8574 * rtl.def (VALUE): Move up.
8576 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8577 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8578 Set it if debug stmts are found.
8579 (statement_sink_location): Skip debug stmts. Propagate
8580 moving defs into debug stmts.
8581 * ifcvt.c (first_active_insn): Skip debug insns.
8582 (last_active_insns): Likewise.
8583 (cond_exec_process_insns): Likewise.
8584 (noce_process_if_block): Likewise.
8585 (check_cond_move_block): Likewise.
8586 (cond_move_convert_if_block): Likewise.
8587 (block_jumps_and_fallthru_p): Likewise.
8588 (dead_or_predicable): Likewise.
8589 * dwarf2out.c (debug_str_hash_forced): New.
8590 (find_AT_string): Add comment.
8591 (gen_label_for_indirect_string): New.
8592 (get_debug_string_label): New.
8593 (AT_string_form): Use it.
8594 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8595 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8596 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8597 several operations that cannot be represented with DWARF opcodes.
8598 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8599 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8600 (dwarf2out_var_location): Take during-call mark into account.
8601 (output_indirect_string): Update comment. Output if there are
8602 label and references.
8603 (prune_indirect_string): New.
8604 (prune_unused_types): Call it if debug_str_hash_forced.
8605 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8606 (dw_long_long_const): Remove.
8607 (struct dw_val_struct): Change val_long_long type to rtx.
8608 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8609 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8610 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8611 component instead of HOST_BITS_PER_LONG.
8612 (output_loc_operands): Likewise. For const8* assert
8613 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8614 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8615 rather than HOST_BITS_PER_LONG is >= 64.
8616 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8618 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8619 HOST_BITS_PER_LONG for dw_val_class_long_long.
8620 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8621 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8622 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8624 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8625 Handle DW_OP_implicit_value.
8626 (extract_int): Move prototype earlier.
8627 (mem_loc_descriptor): For SUBREG punt if inner
8628 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8629 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8630 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8631 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8632 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8633 instead of Pmode size.
8634 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8635 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8636 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8637 (concat_loc_descriptor, concatn_loc_descriptor,
8638 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8639 (add_location_or_const_value_attribute): Likewise. For single
8640 location loc_lists attempt to use add_const_value_attribute
8641 for constant decls. Add DW_AT_const_value even if
8642 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8644 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8645 (control_flow_insn_p): Likewise.
8646 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8647 (separate_decls_in_region_debug_bind): New.
8648 (separate_decls_in_region): Process debug bind stmts afterwards.
8649 * recog.c (verify_changes): Handle debug insns.
8650 (extract_insn): Likewise.
8651 (peephole2_optimize): Skip debug insns.
8652 * dse.c (scan_insn): Skip debug insns.
8653 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8655 (setup_id_for_insn): Handle debug insns.
8656 (maybe_tidy_empty_bb): Adjust whitespace.
8657 (tidy_control_flow): Skip debug insns.
8658 (sel_remove_insn): Adjust for debug insns.
8659 (sel_estimate_number_of_insns): Skip debug insns.
8660 (create_insn_rtx_from_pattern): Handle debug insns.
8661 (create_copy_of_insn_rtx): Likewise.
8662 * sel-sched-.h (sel_bb_end): Declare.
8663 (sel_bb_empty_or_nop_p): New.
8664 (get_all_loop_exits): Use it.
8665 (_eligible_successor_edge_p): Likewise.
8666 (return_nop_to_pool): Adjust.
8667 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8668 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8669 * gimple-pretty-print.c (dump_gimple_debug): New.
8670 (dump_gimple_stmt): Use it.
8671 (dump_bb_header): Skip gimple debug stmts.
8672 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8673 (fixup_match_2): Likewise.
8674 (regmove_backward_pass): Likewise. Simplify combined
8675 replacement. Handle debug insns.
8676 * function.c (instantiate_virtual_regs): Handle debug insns.
8677 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8678 * print-rtl.h: Include cselib.h.
8679 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8680 * df.h (df_inns_rescan_debug_internal): Declare.
8681 * gcse.c (alloc_hash_table): Estimate n_insns.
8682 (cprop_insn): Don't regard debug insns as changes.
8683 (bypass_conditional_jumps): Skip debug insns.
8684 (one_pre_gcse_pass): Adjust.
8685 (one_code_hoisting_pass): Likewise.
8686 (compute_ld_motion_mems): Skip debug insns.
8687 (one_cprop_pass): Adjust.
8688 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8689 (if_convertible_stmt_p): Handle debug stmts.
8690 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8691 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8692 * ira-build.c (create_bb_allocnos): Skip debug insns.
8693 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8694 (has_single_use): Likewise.
8695 (single_imm_use): Likewise.
8696 (num_imm_uses): Likewise.
8697 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8698 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8699 (create_outofssa_var_map): Likewise.
8700 * lower-subreg.c (adjust_decomposed_uses): New.
8701 (resolve_debug): New.
8702 (decompose_multiword_subregs): Use it.
8703 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8704 * emit-rtl.c: Include params.h.
8705 (cur_debug_insn_uid): Define.
8706 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8707 (copy_rtx_if_shared_1): Handle debug insns.
8708 (reset_used_flags): Likewise.
8709 (set_used_flags): LIkewise.
8710 (get_max_insn_count): New.
8711 (next_nondebug_insn): New.
8712 (prev_nondebug_insn): New.
8713 (make_debug_insn_raw): New.
8714 (emit_insn_before_noloc): Handle debug insns.
8715 (emit_jump_insn_before_noloc): Likewise.
8716 (emit_call_insn_before_noloc): Likewise.
8717 (emit_debug_insn_before_noloc): New.
8718 (emit_insn_after_noloc): Handle debug insns.
8719 (emit_jump_insn_after_noloc): Likewise.
8720 (emit_call_insn_after_noloc): Likewise.
8721 (emit_debug_insn_after_noloc): Likewise.
8722 (emit_insn_after): Take loc from earlier non-debug insn.
8723 (emit_jump_insn_after): Likewise.
8724 (emit_call_insn_after): Likewise.
8725 (emit_debug_insn_after_setloc): New.
8726 (emit_debug_insn_after): New.
8727 (emit_insn_before): Take loc from later non-debug insn.
8728 (emit_jump_insn_before): Likewise.
8729 (emit_call_insn_before): Likewise.
8730 (emit_debug_insn_before_setloc): New.
8731 (emit_debug_insn_before): New.
8732 (emit_insn): Handle debug insns.
8733 (emit_debug_insn): New.
8734 (emit_jump_insn): Handle debug insns.
8735 (emit_call_insn): Likewise.
8737 (init_emit): Take min-nondebug-insn-uid into account.
8738 Initialize cur_debug_insn_uid.
8739 (emit_copy_of_insn_after): Handle debug insns.
8740 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8741 location of single rhs in place.
8742 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8743 (floor_sdiv_adjust): New.
8744 (cell_sdiv_adjust): New.
8745 (cell_udiv_adjust): New.
8746 (round_sdiv_adjust): New.
8747 (round_udiv_adjust): New.
8748 (wrap_constant): Moved from cselib.
8749 (unwrap_constant): New.
8750 (expand_debug_expr): New.
8751 (expand_debug_locations): New.
8752 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8754 (gimple_expand_cfg): Expand debug locations.
8755 * cselib.c: Include tree-pass.h.
8756 (struct expand_value_data): New.
8757 (cselib_record_sets_hook): New.
8758 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8759 (cselib_clear_table): Move, and implemnet in terms of...
8760 (cselib_reset_table_with_next_value): ... this.
8761 (cselib_get_next_unknown_value): New.
8762 (discard_useless_locs): Don't discard preserved values.
8763 (cselib_preserve_value): New.
8764 (cselib_preserved_value_p): New.
8765 (cselib_preserve_definitely): New.
8766 (cselib_clear_preserve): New.
8767 (cselib_preserve_only_values): New.
8768 (new_cselib_val): Take rtx argument. Dump it in details.
8769 (cselib_lookup_mem): Adjust.
8770 (expand_loc): Take regs_active in struct. Adjust. Silence
8771 dumps unless details are requested.
8772 (cselib_expand_value_rtx_cb): New.
8773 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8774 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8775 without details. Copy more subregs. Try to resolve values
8776 using a callback. Wrap constants.
8777 (cselib_subst_to_values): Adjust.
8778 (cselib_log_lookup): New.
8779 (cselib_lookup): Call it.
8780 (cselib_invalidate_regno): Don't count preserved values as useless.
8781 (cselib_invalidate_mem): Likewise.
8782 (cselib_record_set): Likewise.
8783 (struct set): Renamed to cselib_set, moved to cselib.h.
8784 (cselib_record_sets): Adjust. Call hook.
8785 (cselib_process_insn): Reset table when it would be cleared.
8786 (dump_cselib_val): New.
8787 (dump_cselib_table): New.
8788 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8789 (remove_forwarder_block): Support moving debug stmts.
8790 * cselib.h (cselib_record_sets_hook): Declare.
8791 (cselib_expand_callback): New type.
8792 (cselib_expand_value_rtx_cb): Declare.
8793 (cselib_reset_table_with_next_value): Declare.
8794 (cselib_get_next_unknown_value): Declare.
8795 (cselib_preserve_value): Declare.
8796 (cselib_preserved_value_p): Declare.
8797 (cselib_preserve_only_values): Declare.
8798 (dump_cselib_table): Declare.
8799 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8800 (try_crossjump_to_edge): Likewise.
8801 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8802 dominated blocks when debug stmts are present.
8803 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8804 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8805 (set_var_live_on_entry): Likewise.
8806 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8807 * cfglayout.c (curr_location, last_location): Make static.
8808 (set_curr_insn_source_location): Don't avoid bouncing.
8809 (get_curr_insn_source_location): New.
8810 (get_curr_insn_block): New.
8811 (duplicate_insn_chain): Handle debug insns.
8812 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8814 * common.opt (fcompare-debug): Move to sort order.
8815 (fdump-unnumbered-links): Likewise.
8816 (fvar-tracking-assignments): New.
8817 (fvar-tracking-assignments-toggle): New.
8818 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8819 because of debug stmts.
8820 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8821 (eliminate_unnecessary_stmts): Walk dominated blocks before
8823 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8824 * ira.c (memref_used_between_p): Skip debug insns.
8825 (update_equiv_regs): Likewise.
8826 * sched-deps.c (sd_lists_size): Accept empty list.
8827 (sd_init_insn): Mark debug insns.
8828 (sd_finish_insn): Unmark them.
8829 (sd_add_dep): Reject non-debug deps on debug insns.
8830 (fixup_sched_groups): Give debug insns group treatment.
8832 (sched_analyze_reg): Don't mark debug insns for sched before call.
8833 (sched_analyze_2): Handle debug insns.
8834 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8836 (deps_analyze_insn): Handle debug insns.
8837 (deps_start_bb): Skip debug insns.
8838 (init_deps): Initialize last_debug_insn.
8839 * tree-ssa.c (target_for_debug_bind): New.
8840 (find_released_ssa_name): New.
8841 (propagate_var_def_into_debug_stmts): New.
8842 (propagate_defs_into_debug_stmts): New.
8843 (verify_ssa): Skip debug bind stmts without values.
8844 (warn_uninialized_vars): Skip debug stmts.
8845 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8846 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8847 (rtx_equal_p): Likewise.
8848 * ira-costs.c (scan_one_insn): Skip debug insns.
8849 (process_bb_node_for_hard_reg_moves): Likewise.
8850 * rtl.h (DEBUG_INSN_P): New.
8851 (NONDEBUG_INSN_P): New.
8852 (MAY_HAVE_DEBUG_INSNS): New.
8853 (INSN_P): Accept debug insns.
8854 (RTX_FRAME_RELATED_P): Likewise.
8855 (INSN_DELETED_P): Likewise
8856 (PAT_VAR_LOCATION_DECL): New.
8857 (PAT_VAR_LOCATION_LOC): New.
8858 (PAT_VAR_OCATION_STATUS): New.
8859 (NOTE_VAR_LOCATION_DECL): Reimplement.
8860 (NOTE_VAR_LOCATION_LOC): Likewise.
8861 (NOTE_VAR_LOCATION_STATUS): Likewise.
8862 (INSN_VAR_LOCATION): New.
8863 (INSN_VAR_LOCATION_DECL): New.
8864 (INSN_VAR_LOCATION_LOC): New.
8865 (INSN_VAR_LOCATION_STATUS): New.
8866 (gen_rtx_UNKNOWN_VAR_LOC): New.
8867 (VAR_LOC_UNKNOWN_P): New.
8868 (NOTE_DURING_CALL_P): New.
8869 (SCHED_GROUP_P): Accept debug insns.
8870 (emit_debug_insn_before): Declare.
8871 (emit_debug_insn_before_noloc): Declare.
8872 (emit_debug_insn_beore_setloc): Declare.
8873 (emit_debug_insn_after): Declare.
8874 (emit_debug_insn_after_noloc): Declare.
8875 (emit_debug_insn_after_setloc): Declare.
8876 (emit_debug_insn): Declare.
8877 (make_debug_insn_raw): Declare.
8878 (prev_nondebug_insn): Declare.
8879 (next_nondebug_insn): Declare.
8880 (delegitimize_mem_from_attrs): Declare.
8881 (get_max_insn_count): Declare.
8882 (wrap_constant): Declare.
8883 (unwrap_constant): Declare.
8884 (get_curr_insn_source_location): Declare.
8885 (get_curr_insn_block): Declare.
8886 * tree-inline.c (insert_debug_decl_map): New.
8887 (processing_debug_stmt): New.
8888 (remap_decl): Don't create new mappings in debug stmts.
8889 (remap_gimple_op_r): Don't add references in debug stmts.
8890 (copy_tree_body_r): Likewise.
8891 (remap_gimple_stmt): Handle debug bind stmts.
8892 (copy_bb): Skip debug stmts.
8893 (copy_edges_for_bb): Likewise.
8894 (copy_debug_stmt): New.
8895 (copy_debug_stmts): New.
8896 (copy_body): Copy debug stmts at the end.
8897 (insert_init_debug_bind): New.
8898 (insert_init_stmt): Take id. Skip and emit debug stmts.
8899 (setup_one_parameter): Remap variable earlier, register debug mapping.
8900 (estimate_num_insns): Skip debug stmts.
8901 (expand_call_inline): Preserve debug_map.
8902 (optimize_inline_calls): Check for no debug_stmts left-overs.
8903 (unsave_expr_now): Preserve debug_map.
8904 (copy_gimple_seq_and_replace_locals): Likewise.
8905 (tree_function_versioning): Check for no debug_stmts left-overs.
8906 Init and destroy debug_map as needed. Split edges unconditionally.
8907 (build_duplicate_type): Init and destroy debug_map as needed.
8908 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8909 (struct copy_body_data): Add debug_stmts and debug_map.
8910 * sched-int.h (struct ready_list): Add n_debug.
8911 (struct deps): Add last_debug_insn.
8912 (DEBUG_INSN_SCHED_P): New.
8913 (BOUNDARY_DEBUG_INSN_P): New.
8914 (SCHEDULE_DEBUG_INSN_P): New.
8915 (sd_iterator_cond): Accept empty list.
8916 * combine.c (create_log_links): Skip debug insns.
8917 (combine_instructions): Likewise.
8918 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8919 return value is always unshared.
8920 (struct rtx_subst_pair): New.
8921 (auto_adjust_pair): New.
8922 (propagate_for_debug_subst): New.
8923 (propagate_for_debug): New.
8924 (try_combine): Skip debug insns. Propagate removed defs into
8926 (next_nonnote_nondebug_insn): New.
8927 (distribute_notes): Use it. Skip debug insns.
8928 (distribute_links): Skip debug insns.
8929 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8930 * resource.c (mark_target_live_regs): Likewise.
8931 * var-tracking.c: Include cselib.h and target.h.
8932 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8934 (micro_operation_type_name): New.
8935 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8936 (struct micro_operation_def): Update comments.
8937 (decl_or_value): New type. Use instead of decls.
8938 (struct emit_note_data_def): Add vars.
8939 (struct attrs_def): Use decl_or_value.
8940 (struct variable_tracking_info_def): Add permp, flooded.
8941 (struct location_chain_def): Update comment.
8942 (struct variable_part_def): Use decl_or_value.
8943 (struct variable_def): Make var_part a variable length array.
8945 (scratch_regs): New.
8946 (cselib_hook_called): New.
8947 (dv_is_decl_p): New.
8948 (dv_is_value_p): New.
8951 (dv_as_opaque): New.
8952 (dv_onepart_p): New.
8954 (IS_DECL_CODE): New.
8955 (check_value_is_not_decl): New.
8956 (dv_from_decl): New.
8957 (dv_from_value): New.
8958 (dv_htab_hash): New.
8959 (variable_htab_hash): Use it.
8960 (variable_htab_eq): Support values.
8961 (variable_htab_free): Free from the right pool.
8962 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8963 (attrs_list_union): Adjust.
8964 (attrs_list_mpdv_union): New.
8965 (tie_break_pointers): New.
8966 (canon_value_cmp): New.
8967 (unshare_variable): Return possibly-modified slot.
8968 (vars_copy_1): Adjust.
8969 (var_reg_decl_set): Adjust. Split out of...
8970 (var_reg_set): ... this.
8971 (get_init_value): Adjust.
8972 (var_reg_delete_and_set): Adjust.
8973 (var_reg_delete): Adjust.
8974 (var_regno_delete): Adjust.
8975 (var_mem_decl_set): Split out of...
8976 (var_mem_set): ... this.
8977 (var_mem_delete_and_set): Adjust.
8978 (var_mem_delete): Adjust.
8982 (variable_union): Adjust. Speed up merge of 1-part vars.
8983 (variable_canonicalize): Use unshared slot.
8984 (VALUED_RECURSED_INTO): New.
8985 (find_loc_in_1pdv): New.
8986 (struct dfset_merge): New.
8987 (insert_into_intersection): New.
8988 (intersect_loc_chains): New.
8990 (canonicalize_loc_order_check): New.
8991 (canonicalize_values_mark): New.
8992 (canonicalize_values_star): New.
8993 (variable_merge_over_cur): New.
8994 (variable_merge_over_src): New.
8995 (dataflow_set_merge): New.
8996 (dataflow_set_equiv_regs): New.
8997 (remove_duplicate_values): New.
8998 (struct dfset_post_merge): New.
8999 (variable_post_merge_new_vals): New.
9000 (variable_post_merge_perm_vals): New.
9001 (dataflow_post_merge_adjust): New.
9002 (find_mem_expr_in_1pdv): New.
9003 (dataflow_set_preserve_mem_locs): New.
9004 (dataflow_set_remove_mem_locs): New.
9005 (dataflow_set_clear_at_call): New.
9006 (onepart_variable_different_p): New.
9007 (variable_different_p): Use it.
9008 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
9009 (track_expr_p): Add need_rtl parameter. Don't generate rtl
9011 (track_loc_p): Pass it true.
9012 (struct count_use_info): New.
9013 (find_use_val): New.
9014 (replace_expr_with_values): New.
9016 (use_type): New, partially split out of...
9017 (count_uses): ... this. Count new micro-ops.
9018 (count_uses_1): Adjust.
9019 (count_stores): Adjust.
9020 (count_with_sets): New.
9021 (VAL_NEEDS_RESOLUTION): New.
9022 (VAL_HOLDS_TRACK_EXPR): New.
9023 (VAL_EXPR_IS_COPIED): New.
9024 (VAL_EXPR_IS_CLOBBERED): New.
9025 (add_uses): Adjust. Generate new micro-ops.
9026 (add_uses_1): Adjust.
9027 (add_stores): Generate new micro-ops.
9028 (add_with_sets): New.
9029 (find_src_status): Adjust.
9030 (find_src_set_src): Adjust.
9031 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
9032 Handle new micro-ops. Canonicalize value equivalances.
9033 (vt_find_locations): Compute total size of hash tables for
9034 dumping. Perform merge for var-tracking-assignments. Don't
9035 disregard single-block loops.
9036 (dump_attrs_list): Handle decl_or_value.
9037 (dump_variable): Take variable. Deal with decl_or_value.
9038 (dump_variable_slot): New.
9039 (dump_vars): Use it.
9040 (dump_dataflow_sets): Adjust.
9041 (set_slot_part): New, extended to support one-part variables
9042 after splitting out of...
9043 (set_variable_part): ... this.
9044 (clobber_slot_part): New, split out of...
9045 (clobber_variable_part): ... this.
9046 (delete_slot_part): New, split out of...
9047 (delete_variable_part): .... this.
9048 (check_wrap_constant): New.
9049 (vt_expand_loc_callback): New.
9050 (vt_expand_loc): New.
9051 (emit_note_insn_var_location): Adjust. Handle values. Handle
9052 EMIT_NOTE_AFTER_CALL_INSN.
9053 (emit_notes_for_differences_1): Adjust. Handle values.
9054 (emit_notes_for_differences_2): Likewise.
9055 (emit_notes_for_differences): Adjust.
9056 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9057 Adjust. Handle new micro-ops.
9058 (vt_add_function_parameters): Adjust. Create and bind values.
9059 (vt_initialize): Adjust. Initialize scratch_regs and
9060 valvar_pool, flooded and perm.. Initialize and use cselib. Log
9061 operations. Move some code to count_with_sets and add_with_sets.
9062 (delete_debug_insns): New.
9063 (vt_debug_insns_local): New.
9064 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
9066 (var_tracking_main): If var-tracking-assignments is enabled
9067 but var-tracking isn't, delete debug insns and leave. Likewise
9068 if we exceed limits or fail the stack adjustments tests, and
9069 after all var-tracking processing.
9070 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
9071 (dataflow_set): Add traversed_vars.
9072 (value_chain, const_value_chain): New typedefs.
9073 (value_chain_pool, value_chains): New variables.
9074 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
9075 add_value_chains, add_cselib_value_chains, remove_value_chain,
9076 remove_value_chains, remove_cselib_value_chains): New functions.
9077 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
9078 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
9080 (shared_hash_find_slot_unshare, shared_hash_find_slot,
9081 shared_hash_find_slot_noinsert, shared_hash_find): Update.
9082 (dst_can_be_shared): New variable.
9083 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
9084 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
9085 different from set->vars, look up slot again instead of using the
9087 (dataflow_set_init): Initialize traversed_vars.
9088 (variable_union): Use shared_hash_*. Use initially NO_INSERT
9089 lookup if set->vars is shared. Don't keep slot cleared before
9090 calling unshare_variable. Unshare set->vars if needed. Adjust
9091 unshare_variable callers. Clear dst_can_be_shared if needed.
9092 Even ->refcount == 1 vars must be unshared if set->vars is shared
9093 and var needs to be modified.
9094 (dataflow_set_union): Set traversed_vars during canonicalization.
9095 (VALUE_CHANGED, DECL_CHANGED): Define.
9096 (set_dv_changed, dv_changed_p): New static inlines.
9097 (track_expr_p): Clear DECL_CHANGED.
9098 (dump_dataflow_sets): Set it.
9099 (variable_was_changed): Call set_dv_changed.
9100 (emit_note_insn_var_location): Likewise.
9101 (changed_variables_stack): New variable.
9102 (check_changed_vars_1, check_changed_vars_2): New functions.
9103 (emit_notes_for_changes): Do nothing if changed_variables is
9104 empty. Traverse changed_variables with check_changed_vars_1,
9105 call check_changed_vars_2 on each changed_variables_stack entry.
9106 (emit_notes_in_bb): Add SET argument. Just clear it at the
9107 beginning, use it instead of local &set, don't destroy it at the end.
9108 (vt_emit_notes): Call dataflow_set_clear early on all
9109 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
9110 computed set, dataflow_set_clear also VTI(bb)->in when we are
9111 done with the basic block. Initialize changed_variables_stack,
9112 free it afterwards. If ENABLE_CHECKING verify that after noting
9113 differences to an empty set value_chains hash table is empty.
9114 (vt_initialize): Initialize value_chains and value_chain_pool.
9115 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9116 (variable_tracking_main): Call dump_dataflow_sets before calling
9117 vt_emit_notes, not after it.
9118 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9119 (propagate_var_def_into_debug_stmts): Declare.
9120 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9121 (df_set_note): Reject debug insns.
9122 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9123 add notes to debug insns.
9124 (df_note_bb_compute): Adjust. Likewise.
9125 (df_simulate_uses): Skip debug insns.
9126 (df_simulate_initialize_backwards): Likewise.
9127 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9128 (subst_stack_regs_pat): Reject debug insns.
9129 (convert_regs_1): Handle debug insns.
9130 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9131 (print-rtl.o): Depend on cselib.h.
9132 (cselib.o): Depend on TREE_PASS_H.
9133 (var-tracking.o): Depend on cselib.h and TARGET_H.
9134 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9135 (init_ready_list): Skip boundary debug insns.
9136 (add_branch_dependences): Skip debug insns.
9137 (free_block_dependencies): Check for blocks with only debug insns.
9138 (compute_priorities): Likewise.
9139 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9140 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9142 (gimple_build_debug_bind_stat): New.
9143 (empty_body_p): Skip debug stmts.
9144 (gimple_has_side_effects): Likewise.
9145 (gimple_rhs_has_side_effects): Likewise.
9146 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9147 (gimple_build_debug_bind_stat): Declare.
9148 (gimple_build_debug_bind): Define.
9149 (is_gimple_debug): New.
9150 (gimple_debug_bind_p): New.
9151 (gimple_debug_bind_get_var): New.
9152 (gimple_debug_bind_get_value): New.
9153 (gimple_debug_bind_get_value_ptr): New.
9154 (gimple_debug_bind_set_var): New.
9155 (gimple_debug_bind_set_value): New.
9156 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9157 (gimple_debug_bind_reset_value): New.
9158 (gimple_debug_bind_has_value_p): New.
9159 (gsi_next_nondebug): New.
9160 (gsi_prev_nondebug): New.
9161 (gsi_start_nondebug_bb): New.
9162 (gsi_last_nondebug_bb): New.
9163 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9164 (print_insn): Handle DEBUG_INSN.
9165 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9166 of first insn prevail.
9167 (first_stmt): Skip debug stmts.
9168 (first_non_label_stmt): Likewise.
9169 (last_stmt): Likewise.
9170 (has_zero_uses_1): New.
9171 (single_imm_use_1): New.
9172 (verify_gimple_debug): New.
9173 (verify_types_in_gimple_stmt): Handle debug stmts.
9174 (verify_stmt): Likewise.
9175 (debug_loop_num): Skip debug stmts.
9176 (remove_edge_and_dominated_blocks): Remove dominators last.
9177 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9178 (linearize_expr): Likewise.
9179 * config/i386/i386.c (ix86_delegitimize_address): Call
9180 default implementation.
9181 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9182 (group_barrier_needed): Skip debug insns.
9183 (emit_insn_group_barriers): Likewise.
9184 (emit_all_insn_group_barriers): Likewise.
9185 (ia64_variable_issue): Handle debug insns.
9186 (ia64_dfa_new_cycle): Likewise.
9187 (final_emit_insn_group_barriers): Skip debug insns.
9188 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9189 def cfa without frame.
9190 (process_set): Likewise.
9191 (process_for_unwind_directive): Pass frame on.
9192 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9193 (rs6000_delegitimize_address): New.
9194 (rs6000_debug_adjust_cost): Handle debug insns.
9195 (is_microcoded_insn): Likewise.
9196 (is_cracked_insn): Likewise.
9197 (is_nonpipeline_insn): Likewise.
9198 (insn_must_be_first_in_group): Likewise.
9199 (insn_must_be_last_in_group): Likewise.
9200 (force_new_group): Likewise.
9201 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9202 contains only debug insns.
9203 (rtl_merge_blocks): Skip debug insns.
9204 (purge_dead_edges): Likewise.
9205 (rtl_block_ends_with_call_p): Skip debug insns.
9206 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
9207 (mark_reg_dependencies): Skip debug insns.
9208 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
9209 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
9210 * tree-ssa-threadedge.c
9211 (record_temporary_equivalences_from_stmts): Skip debug stmts.
9212 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
9213 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
9214 (copyprop_hardreg_forward_1): Handle debug insns.
9215 * reload1.c (reload): Skip debug insns. Replace unassigned
9216 pseudos in debug insns with their equivalences.
9217 (eliminate_regs_in_insn): Skip debug insns.
9218 (emit_input_reload_insns): Skip debug insns at first, adjust
9220 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
9221 (get_indirect_ref_operands): Pass opf_no_vops on.
9222 (get_expr_operands): Likewise. Skip debug stmts.
9223 (parse_ssa_operands): Scan debug insns with opf_no_vops.
9225 2009-09-01 Richard Henderson <rth@redhat.com>
9227 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
9228 stmt_ends_pp_p statements at least once.
9229 * tree-vrp.c (vrp_initialize): Likewise.
9230 (vrp_visit_stmt): Be prepared for non-interesting stmts.
9232 2009-09-01 Dodji Seketeli <dodji@redhat.com>
9235 Fix AIX bootstrap after PR debug/30161
9236 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
9237 that is a GNU extension.
9238 (tmpl_value_parm_die_table): Move the definition of this global
9239 outside #ifdef DWARF2_DEBUGGING_INFO region.
9241 2009-09-01 Richard Guenther <rguenther@suse.de>
9243 * tree.c (tree_expr_size): New function.
9244 * tree.h (tree_expr_size): Declare.
9245 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9246 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9247 * langhooks.c (lhd_expr_size): Remove.
9248 * langhooks.h (struct lang_hooks): Remove expr_size.
9249 * explow.c (expr_size): Use tree_expr_size.
9250 (int_expr_size): Likewise.
9251 * langhooks-def.h (lhd_expr_size): Remove.
9252 (LANG_HOOKS_EXPR_SIZE): Likewise.
9253 (LANG_HOOKS_INITIALIZER): Adjust.
9255 2009-09-01 Richard Guenther <rguenther@suse.de>
9257 * tree-flow.h (mark_addressable): Move declaration ...
9258 * tree.h (mark_addressable): ... here.
9259 * stmt.c (expand_asm_operands): Use mark_addressable, not
9260 lang_hooks.mark_addressable.
9261 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9262 LANG_HOOKS_MARK_ADDRESSABLE.
9263 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9264 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9266 2009-08-31 Chris Demetriou <cgd@google.com>
9268 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9269 vectorize if not TARGET_SSE2.
9271 2009-08-31 DJ Delorie <dj@redhat.com>
9273 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9274 registers if no coprocessor is enabled.
9276 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9279 * cgraph.h (cgraph_get_node): Declare ...
9280 * cgraph.c (cgraph_get_node): ... new function.
9281 * dwarf2out.c (gen_generic_params_dies,
9282 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9283 make_ith_pack_parameter_name,
9284 append_entry_to_tmpl_value_parm_die_table,
9285 gen_remaining_tmpl_value_param_die_attribute): New functions.
9286 (gen_subprogram_die): Generate debug info for template parameters
9287 if debug info level is higher than DINFO_LEVEL_TERSE.
9288 Use tree_add_const_value_attribute_for_decl instead of
9289 tree_add_const_value_attribute.
9290 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9291 instead of tree_add_const_value_attribute.
9292 (gen_struct_or_union_type_die): Generate debug
9293 info for template parameters if debug info level is higher than
9295 (tree_add_const_value_attribute): Handle integral and pointer
9296 constants. Update comment.
9297 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9298 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9299 (reference_to_unused): Fix thinko. Remove redundant predicates from
9301 (tree_add_const_value_attribute): Make this work for constant
9303 tree_add_const_value_attribute_for_decl is to be used for variable
9305 (add_location_or_const_value_attribute): Use
9306 tree_add_const_value_attribute_for_decl now.
9307 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9308 DW_TAG_template_value_param DIEs after function DIEs have been
9310 * langhooks.h (lang_hooks_for_types): Add
9311 get_argument_pack_elems.
9312 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9313 (lang_hooks): Added get_innermost_generic_parms,
9314 get_innermost_generic_args.
9315 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9316 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9317 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9318 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9320 2009-08-31 DJ Delorie <dj@redhat.com>
9322 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9323 it once we start generating the prologue or epilogue.
9324 (mep_call_saves_register): If the frame is locked, re-use
9326 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9327 (mep_expand_prologue): Call it.
9328 (mep_expand_epilogue): Likewise.
9329 (mep_start_function): Use the same logic as mep_expand_prologue.
9330 (mep_pass_by_reference): Make logic more readable.
9331 (mep_return_in_memory): Zero-sized objects are passed in memory.
9332 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9334 2009-08-31 Richard Guenther <rguenther@suse.de>
9336 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9337 to query if the memory regions for memmove overlap.
9338 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9339 asserts on pointers, instead deal with odd trees.
9340 (ptr_derefs_may_alias_p): Likewise.
9341 (refs_may_alias_p_1): Constructor bases also never alias.
9343 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9345 * doc/install.texi (Final install): Adjust reference on where to
9346 order printed manuals.
9348 2009-08-30 Olivier Hainque <hainque@adacore.com>
9350 * dwarf2out.c (switch_to_frame_table_section): Move
9351 definition prior to first use.
9353 2009-08-30 Richard Guenther <rguenther@suse.de>
9355 PR tree-optimization/41186
9356 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9357 (ao_ref_init_from_ptr_and_size): New function.
9358 (ref_maybe_used_by_call_p_1): Be more precise tracking
9359 used ranges for builtin functions.
9360 (ref_maybe_used_by_call_p): Adjust.
9361 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9362 ranges for builtin functions.
9363 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9365 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9368 * fwprop.c (get_reg_use_in): Delete.
9369 (free_load_extend): New function.
9370 (forward_propagate_subreg): Use it.
9372 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9374 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9376 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9379 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9382 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9384 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9385 fini or fini_array section.
9387 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9389 * graphite-dependences.c (graphite_legal_transform_bb): Call
9390 pbb_remove_duplicate_pdrs.
9391 * graphite-poly.c (can_collapse_pdr): Removed.
9392 (pdr_find_duplicate): Removed.
9393 (can_collapse_pdrs): New.
9394 (pbb_remove_duplicate_pdrs): New.
9395 (new_poly_dr): Do not look for duplicates.
9396 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9397 (PBB_PDR_DUPLICATES_REMOVED): New.
9398 (pbb_remove_duplicate_pdrs): Declared.
9400 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9402 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9403 the strides by multiplying by PDR_NB_REFS.
9404 * graphite-poly.c (can_collapse_pdr): New.
9405 (pdr_find_duplicate): New.
9406 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9407 Initialize PDR_NB_REFS.
9408 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9410 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9412 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9415 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9418 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9420 * graphite-dependences.c (pddr_original_scattering): Return NULL
9421 for read-read dependence relations.
9422 * graphite-poly.h (enum poly_dr_type): Fix comment.
9425 (pdr_may_write_p): New.
9427 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9429 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9430 (struct poly_dr): Same.
9431 (new_poly_dr): Same.
9432 * graphite-poly.c (new_poly_dr): Same.
9433 * graphite-dependences.c (dot_deps): Disable call to system.
9435 2009-08-28 Cary Coutant <ccoutant@google.com>
9438 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9439 struct/union/enum types local to a function.
9441 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9442 Sebastian Pop <sebastian.pop@amd.com>
9444 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9445 pbb_strip_mine_time_depth. Changed the implementation so that
9446 transformation is expressed as a transformation on
9447 time (scatttering) dimensions. Also, ensures that the 2d+1
9448 scheduling format is preserved.
9449 (pbb_strip_mine_profitable_p): Profitability is based on the
9450 iteration number of a given time (scattering) dimension,
9451 and not on a original loop depth dimension.
9452 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9453 (pbb_do_strip_mine): Call psct_dynamic_dim.
9454 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9455 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9456 (pbb_nb_dynamic_scattering_transform): New.
9457 (psct_dynamic_dim): New.
9459 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9461 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9462 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9463 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9464 * graphite-interchange.c (build_linearized_memory_access): Same.
9465 (memory_stride_in_loop): Same.
9467 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9469 * graphite-dependences.c (pddr_original_scattering): New.
9470 (graphite_legal_transform_dr): Call pddr_original_scattering.
9473 * graphite-dependences.h (dot_deps): Declared.
9474 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9475 (print_pdr): Print PDR_ID.
9476 * graphite-poly.h (struct poly_dr): Add field id.
9479 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9481 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9483 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9484 not delete the original dependence relation.
9486 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9488 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9489 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9490 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9491 (free_poly_ddr): New.
9492 (pddr_is_empty): New.
9493 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9494 (dependence_polyhedron): Same. Remove useless gcc_assert.
9496 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9497 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9498 * graphite-dependences.h (enum poly_dependence_kind): New.
9499 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9500 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9501 (PDRP_SINK): Renamed PDDR_SINK.
9502 (PDRP_DDP): Renamed PDDR_DDP.
9504 (free_poly_ddr): Declared.
9505 * graphite-poly.c (new_scop): Use the new hash function names.
9506 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9507 into original_pddrs.
9508 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9510 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9512 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9513 bounds with LT_EXPR to make niter analysis more precise on code
9514 generated by Graphite.
9516 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9518 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9519 (graphite_legal_transform_bb): Same.
9520 (poly_drs_may_alias_p): Same.
9522 2009-08-28 Richard Guenther <rguenther@suse.de>
9524 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9526 2009-08-28 Jan Beulich <jbeulich@novell.com>
9528 * config/i386/netware.c: Include langhooks.h.
9529 (i386_nlm_encode_section_info): Simplify.
9530 (netware_override_options): Delete.
9531 * config/i386/netware.h (netware_override_options): Delete
9533 (OVERRIDE_OPTIONS): Delete definition.
9534 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9535 (ASM_COMMENT_START): Define.
9536 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9538 2009-08-28 Jan Beulich <jbeulich@novell.com>
9540 * configure.ac: For in-tree ld, do a plain version check to
9541 determine whether comdat groups are supported.
9542 * configure: Regenerate.
9544 2009-08-28 Olivier Hainque <hainque@adacore.com>
9546 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9547 always defined. Reflect definition or absence of such for
9548 COLLECT_EXPORT_LIST. Readability helper.
9549 (scanfilter): New enum, to help control what symbols
9550 are to be considered or ignored by scan_prog_file.
9551 (enum pass): Rename as "scanpass", moved together with scanfilter
9552 prior to scan_prog_file's prototype.
9553 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9554 Group prototype with the scanpass/scanfilter definitions, factorize
9555 head comments for the several implementations at the prototype.
9556 (main): Reorganize the first pass link control to let AIX
9557 drag only the needed frame tables in executables. Prevent
9558 frame tables collection during the scan aimed at static ctors.
9559 Pre-link and scan for frame tables later to compensate.
9560 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9561 A C statement to issue assembly directives that create a reference
9562 to the given DWARF table identifier label from the current function
9564 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9565 to differentiate first time section entry. Only emit a .data
9566 tables start identifier label the first time around.
9567 (switch_to_frame_table_section): New function. Helper for
9568 output_call_frame_info to switch possibly BACK into the eh_frame
9569 or the debug_frame section depending on FOR_EH.
9570 (output_call_frame_info): Use helper to first enter the proper
9572 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9573 emit a link to the frame table start label from each function
9575 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9576 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9577 * config/rs6000/rs6000-protos.h: Declare it.
9578 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9580 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9582 * config/sh/sh.c (split_branches): Check the result of
9585 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9587 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9588 using -pthread -fopenmp
9590 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9592 * doc/service.texi (service directory): Update URL.
9594 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9596 PR rtl-optimization/40861
9597 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9598 extract word from a multi-word subreg for negative byte positions.
9600 2009-08-27 Tristan Gingold <gingold@adacore.com>
9601 Douglas B Rupp <rupp@gnat.com>
9603 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9604 (SECTION_VMS_OVERLAY): Define.
9605 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9607 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9609 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9610 common_object declarations.
9611 (ia64_section_type_flags): Set section flag for common_object.
9612 * config/ia64/ia64-protos.h
9613 (ia64_vms_output_aligned_decl_common): Declare.
9614 (ia64_vms_elf_asm_named_section): Declare.
9616 2009-08-27 Michael Matz <matz@suse.de>
9618 * expr.c (expand_expr_real_2): New function taking exploded
9619 unary or binary expression, split out from ...
9620 (expand_expr_real_1): ... here. Move over all unary/binary
9621 switch parts to above function, in particular these codes:
9622 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9623 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9624 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9625 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9626 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9627 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9628 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9629 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9630 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9631 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9632 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9633 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9634 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9635 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9636 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9637 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9638 VEC_PACK_FIX_TRUNC_EXPR.
9639 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9642 2009-08-27 Richard Guenther <rguenther@suse.de>
9644 * gengtype.c (main): Handle uint64_t.
9645 * ipa-utils.c (get_base_var): Indent properly.
9646 * tree-ssa-live.c (debug_scope_block): New function.
9647 * tree-flow.h (debug_scope_block): Declare.
9648 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9649 * basic-block.h (enum profile_status): Rename to
9650 enum profile_status_d.
9651 (x_profile_status): Adjust type.
9653 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9656 * dwarf2out.c (get_context_die): Declare this static function.
9657 (gen_type_die_with_usage): Make sure a DIE is a generated for
9658 the context of a typedef.
9660 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9662 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9665 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9667 * config/mips/mips-protos.h (mips_output_sync): Declare.
9668 (mips_sync_loop_insns): Likewise.
9669 (mips_output_sync_loop): Replace first two parameters with an rtx.
9670 * config/mips/mips.c (mips_multi_member): New structure.
9671 (mips_multi_members): New variable.
9672 (mips_multi_start): New function.
9673 (mips_multi_add): Likewise.
9674 (mips_multi_add_insn): Likewise.
9675 (mips_multi_add_label): Likewise.
9676 (mips_multi_last_index): Likewise.
9677 (mips_multi_copy_insn): Likewise.
9678 (mips_multi_set_operand): Likewise.
9679 (mips_multi_write): Likewise.
9680 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9681 (mips_init_print_operand_punct): Update accordingly.
9682 (mips_start_ll_sc_sync_block): New function.
9683 (mips_end_ll_sc_sync_block): Likewise.
9684 (mips_output_sync): Likewise.
9685 (mips_sync_insn1_template): Likewise.
9686 (mips_sync_insn2_template): Likewise.
9687 (mips_get_sync_operand): Likewise.
9688 (mips_process_sync_loop): Likewise.
9689 (mips_output_sync_loop): Use mips_process_sync_loop.
9690 (mips_sync_loop_insns): New function.
9691 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9692 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9693 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9694 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9695 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9696 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9697 (MIPS_SYNC_OLD_OP_12): Likewise.
9698 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9699 (MIPS_SYNC_NEW_OP_12): Likewise.
9700 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9701 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9702 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9703 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9704 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9705 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9706 * config/mips/mips.md (sync_mem): New attribute.
9707 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9708 (sync_exclusive_mask, sync_required_oldval): Likewise.
9709 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9710 (sync_release_barrier): Likewise.
9711 (length): Handle sync loops.
9712 (sync): Use mips_output_sync.
9713 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9714 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9715 and use mips_output_sync_loop.
9716 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9717 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9718 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9719 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9720 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9721 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9722 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9723 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9724 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9726 2009-08-26 Richard Guenther <rguenther@suse.de>
9729 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9730 the types to not match.
9731 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9733 * tree-ssa.c (useless_type_conversion_p): Conversions to
9734 pointers to unprototyped functions are useless.
9736 2009-08-26 Richard Guenther <rguenther@suse.de>
9738 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9739 whole-program condition, prepare to be called for non-globals.
9740 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9741 params build a representative with known type and track its fields.
9743 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9745 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9746 clearing by a taken branch.
9747 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9748 effectively after bbro pass.
9749 (sync_nand<mode>): Ditto.
9750 (sync_old_<fetchop_name><mode>): Ditto.
9751 (sync_old_nand<mode>): Ditto.
9752 (sync_new_<fetchop_name><mode>): Dito.
9753 (sync_new_nand<mode>): Ditto.
9754 (sync_compare_and_swap<mode>_1): Ditto.
9755 (*sync_compare_and_swap<mode>): Ditto.
9756 (sync_lock_test_and_set<mode>_1): Ditto.
9757 ("sync_lock_test_and_set<mode>): Ditto.
9759 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9761 * hwint.h (HOST_LONG_FORMAT): New macro
9762 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9763 Use HOST_PTR_PRINTF.
9764 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9765 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9766 (HOST_PTR_PRINTF): Document.
9768 2009-08-25 Jan Hubicka <jh@suse.cz>
9770 * config/i386/bmmintrin.h: Replace by #error.
9773 Michael Meissner <michael.meissner@amd.com>
9774 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9775 Tony Linthicum <tony.linthicum@amd.com>
9777 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9778 (TARGET_ROUND): New macro for the round/ptest instructions which
9779 are shared between SSE4.1 and SSE5.
9780 (OPTION_MASK_ISA_ROUND): Ditto.
9781 (OPTION_ISA_ROUND): Ditto.
9782 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9783 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9785 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9786 (-mfused-madd): New switch to give users control over whether the
9787 compiler optimizes to use the multiply/add SSE5 instructions.
9789 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9790 (ix86_handle_option): Turn off 3dnow if -msse5.
9791 (override_options): Add SSE5 support.
9792 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9794 (ix86_expand_sse_movcc): Add SSE5 support.
9795 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9796 vector type to the next largest size.
9797 (ix86_expand_sse5_pack): New function to use pperm to pack a
9798 vector type to the next smallest size.
9799 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9800 (IX86_BUILTIN_FMADDSD): Ditto.
9801 (IX86_BUILTIN_FMADDPS): Ditto.
9802 (IX86_BUILTIN_FMADDPD): Ditto.
9803 (IX86_BUILTIN_FMSUBSS): Ditto.
9804 (IX86_BUILTIN_FMSUBSD): Ditto.
9805 (IX86_BUILTIN_FMSUBPS): Ditto.
9806 (IX86_BUILTIN_FMSUBPD): Ditto.
9807 (IX86_BUILTIN_FNMADDSS): Ditto.
9808 (IX86_BUILTIN_FNMADDSD): Ditto.
9809 (IX86_BUILTIN_FNMADDPS): Ditto.
9810 (IX86_BUILTIN_FNMADDPD): Ditto.
9811 (IX86_BUILTIN_FNMSUBSS): Ditto.
9812 (IX86_BUILTIN_FNMSUBSD): Ditto.
9813 (IX86_BUILTIN_FNMSUBPS): Ditto.
9814 (IX86_BUILTIN_FNMSUBPD): Ditto.
9815 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9816 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9817 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9818 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9819 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9820 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9821 (IX86_BUILTIN_PPERM): Ditto.
9822 (IX86_BUILTIN_PERMPS): Ditto.
9823 (IX86_BUILTIN_PERMPD): Ditto.
9824 (IX86_BUILTIN_PMACSSWW): Ditto.
9825 (IX86_BUILTIN_PMACSWW): Ditto.
9826 (IX86_BUILTIN_PMACSSWD): Ditto.
9827 (IX86_BUILTIN_PMACSWD): Ditto.
9828 (IX86_BUILTIN_PMACSSDD): Ditto.
9829 (IX86_BUILTIN_PMACSDD): Ditto.
9830 (IX86_BUILTIN_PMACSSDQL): Ditto.
9831 (IX86_BUILTIN_PMACSSDQH): Ditto.
9832 (IX86_BUILTIN_PMACSDQL): Ditto.
9833 (IX86_BUILTIN_PMACSDQH): Ditto.
9834 (IX86_BUILTIN_PMADCSSWD): Ditto.
9835 (IX86_BUILTIN_PMADCSWD): Ditto.
9836 (IX86_BUILTIN_PHADDBW): Ditto.
9837 (IX86_BUILTIN_PHADDBD): Ditto.
9838 (IX86_BUILTIN_PHADDBQ): Ditto.
9839 (IX86_BUILTIN_PHADDWD): Ditto.
9840 (IX86_BUILTIN_PHADDWQ): Ditto.
9841 (IX86_BUILTIN_PHADDDQ): Ditto.
9842 (IX86_BUILTIN_PHADDUBW): Ditto.
9843 (IX86_BUILTIN_PHADDUBD): Ditto.
9844 (IX86_BUILTIN_PHADDUBQ): Ditto.
9845 (IX86_BUILTIN_PHADDUWD): Ditto.
9846 (IX86_BUILTIN_PHADDUWQ): Ditto.
9847 (IX86_BUILTIN_PHADDUDQ): Ditto.
9848 (IX86_BUILTIN_PHSUBBW): Ditto.
9849 (IX86_BUILTIN_PHSUBWD): Ditto.
9850 (IX86_BUILTIN_PHSUBDQ): Ditto.
9851 (IX86_BUILTIN_PROTB): Ditto.
9852 (IX86_BUILTIN_PROTW): Ditto.
9853 (IX86_BUILTIN_PROTD): Ditto.
9854 (IX86_BUILTIN_PROTQ): Ditto.
9855 (IX86_BUILTIN_PROTB_IMM): Ditto.
9856 (IX86_BUILTIN_PROTW_IMM): Ditto.
9857 (IX86_BUILTIN_PROTD_IMM): Ditto.
9858 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9859 (IX86_BUILTIN_PSHLB): Ditto.
9860 (IX86_BUILTIN_PSHLW): Ditto.
9861 (IX86_BUILTIN_PSHLD): Ditto.
9862 (IX86_BUILTIN_PSHLQ): Ditto.
9863 (IX86_BUILTIN_PSHAB): Ditto.
9864 (IX86_BUILTIN_PSHAW): Ditto.
9865 (IX86_BUILTIN_PSHAD): Ditto.
9866 (IX86_BUILTIN_PSHAQ): Ditto.
9867 (IX86_BUILTIN_FRCZSS): Ditto.
9868 (IX86_BUILTIN_FRCZSD): Ditto.
9869 (IX86_BUILTIN_FRCZPS): Ditto.
9870 (IX86_BUILTIN_FRCZPD): Ditto.
9871 (IX86_BUILTIN_CVTPH2PS): Ditto.
9872 (IX86_BUILTIN_CVTPS2PH): Ditto.
9873 (IX86_BUILTIN_COMEQSS): Ditto.
9874 (IX86_BUILTIN_COMNESS): Ditto.
9875 (IX86_BUILTIN_COMLTSS): Ditto.
9876 (IX86_BUILTIN_COMLESS): Ditto.
9877 (IX86_BUILTIN_COMGTSS): Ditto.
9878 (IX86_BUILTIN_COMGESS): Ditto.
9879 (IX86_BUILTIN_COMUEQSS): Ditto.
9880 (IX86_BUILTIN_COMUNESS): Ditto.
9881 (IX86_BUILTIN_COMULTSS): Ditto.
9882 (IX86_BUILTIN_COMULESS): Ditto.
9883 (IX86_BUILTIN_COMUGTSS): Ditto.
9884 (IX86_BUILTIN_COMUGESS): Ditto.
9885 (IX86_BUILTIN_COMORDSS): Ditto.
9886 (IX86_BUILTIN_COMUNORDSS): Ditto.
9887 (IX86_BUILTIN_COMFALSESS): Ditto.
9888 (IX86_BUILTIN_COMTRUESS): Ditto.
9889 (IX86_BUILTIN_COMEQSD): Ditto.
9890 (IX86_BUILTIN_COMNESD): Ditto.
9891 (IX86_BUILTIN_COMLTSD): Ditto.
9892 (IX86_BUILTIN_COMLESD): Ditto.
9893 (IX86_BUILTIN_COMGTSD): Ditto.
9894 (IX86_BUILTIN_COMGESD): Ditto.
9895 (IX86_BUILTIN_COMUEQSD): Ditto.
9896 (IX86_BUILTIN_COMUNESD): Ditto.
9897 (IX86_BUILTIN_COMULTSD): Ditto.
9898 (IX86_BUILTIN_COMULESD): Ditto.
9899 (IX86_BUILTIN_COMUGTSD): Ditto.
9900 (IX86_BUILTIN_COMUGESD): Ditto.
9901 (IX86_BUILTIN_COMORDSD): Ditto.
9902 (IX86_BUILTIN_COMUNORDSD): Ditto.
9903 (IX86_BUILTIN_COMFALSESD): Ditto.
9904 (IX86_BUILTIN_COMTRUESD): Ditto.
9905 (IX86_BUILTIN_COMEQPS): Ditto.
9906 (IX86_BUILTIN_COMNEPS): Ditto.
9907 (IX86_BUILTIN_COMLTPS): Ditto.
9908 (IX86_BUILTIN_COMLEPS): Ditto.
9909 (IX86_BUILTIN_COMGTPS): Ditto.
9910 (IX86_BUILTIN_COMGEPS): Ditto.
9911 (IX86_BUILTIN_COMUEQPS): Ditto.
9912 (IX86_BUILTIN_COMUNEPS): Ditto.
9913 (IX86_BUILTIN_COMULTPS): Ditto.
9914 (IX86_BUILTIN_COMULEPS): Ditto.
9915 (IX86_BUILTIN_COMUGTPS): Ditto.
9916 (IX86_BUILTIN_COMUGEPS): Ditto.
9917 (IX86_BUILTIN_COMORDPS): Ditto.
9918 (IX86_BUILTIN_COMUNORDPS): Ditto.
9919 (IX86_BUILTIN_COMFALSEPS): Ditto.
9920 (IX86_BUILTIN_COMTRUEPS): Ditto.
9921 (IX86_BUILTIN_COMEQPD): Ditto.
9922 (IX86_BUILTIN_COMNEPD): Ditto.
9923 (IX86_BUILTIN_COMLTPD): Ditto.
9924 (IX86_BUILTIN_COMLEPD): Ditto.
9925 (IX86_BUILTIN_COMGTPD): Ditto.
9926 (IX86_BUILTIN_COMGEPD): Ditto.
9927 (IX86_BUILTIN_COMUEQPD): Ditto.
9928 (IX86_BUILTIN_COMUNEPD): Ditto.
9929 (IX86_BUILTIN_COMULTPD): Ditto.
9930 (IX86_BUILTIN_COMULEPD): Ditto.
9931 (IX86_BUILTIN_COMUGTPD): Ditto.
9932 (IX86_BUILTIN_COMUGEPD): Ditto.
9933 (IX86_BUILTIN_COMORDPD): Ditto.
9934 (IX86_BUILTIN_COMUNORDPD): Ditto.
9935 (IX86_BUILTIN_COMFALSEPD): Ditto.
9936 (IX86_BUILTIN_COMTRUEPD): Ditto.
9937 (IX86_BUILTIN_PCOMEQUB): Ditto.
9938 (IX86_BUILTIN_PCOMNEUB): Ditto.
9939 (IX86_BUILTIN_PCOMLTUB): Ditto.
9940 (IX86_BUILTIN_PCOMLEUB): Ditto.
9941 (IX86_BUILTIN_PCOMGTUB): Ditto.
9942 (IX86_BUILTIN_PCOMGEUB): Ditto.
9943 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9944 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9945 (IX86_BUILTIN_PCOMEQUW): Ditto.
9946 (IX86_BUILTIN_PCOMNEUW): Ditto.
9947 (IX86_BUILTIN_PCOMLTUW): Ditto.
9948 (IX86_BUILTIN_PCOMLEUW): Ditto.
9949 (IX86_BUILTIN_PCOMGTUW): Ditto.
9950 (IX86_BUILTIN_PCOMGEUW): Ditto.
9951 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9952 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9953 (IX86_BUILTIN_PCOMEQUD): Ditto.
9954 (IX86_BUILTIN_PCOMNEUD): Ditto.
9955 (IX86_BUILTIN_PCOMLTUD): Ditto.
9956 (IX86_BUILTIN_PCOMLEUD): Ditto.
9957 (IX86_BUILTIN_PCOMGTUD): Ditto.
9958 (IX86_BUILTIN_PCOMGEUD): Ditto.
9959 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9960 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9961 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9962 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9963 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9964 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9965 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9966 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9967 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9968 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9969 (IX86_BUILTIN_PCOMEQB): Ditto.
9970 (IX86_BUILTIN_PCOMNEB): Ditto.
9971 (IX86_BUILTIN_PCOMLTB): Ditto.
9972 (IX86_BUILTIN_PCOMLEB): Ditto.
9973 (IX86_BUILTIN_PCOMGTB): Ditto.
9974 (IX86_BUILTIN_PCOMGEB): Ditto.
9975 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9976 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9977 (IX86_BUILTIN_PCOMEQW): Ditto.
9978 (IX86_BUILTIN_PCOMNEW): Ditto.
9979 (IX86_BUILTIN_PCOMLTW): Ditto.
9980 (IX86_BUILTIN_PCOMLEW): Ditto.
9981 (IX86_BUILTIN_PCOMGTW): Ditto.
9982 (IX86_BUILTIN_PCOMGEW): Ditto.
9983 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9984 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9985 (IX86_BUILTIN_PCOMEQD): Ditto.
9986 (IX86_BUILTIN_PCOMNED): Ditto.
9987 (IX86_BUILTIN_PCOMLTD): Ditto.
9988 (IX86_BUILTIN_PCOMLED): Ditto.
9989 (IX86_BUILTIN_PCOMGTD): Ditto.
9990 (IX86_BUILTIN_PCOMGED): Ditto.
9991 (IX86_BUILTIN_PCOMFALSED): Ditto.
9992 (IX86_BUILTIN_PCOMTRUED): Ditto.
9993 (IX86_BUILTIN_PCOMEQQ): Ditto.
9994 (IX86_BUILTIN_PCOMNEQ): Ditto.
9995 (IX86_BUILTIN_PCOMLTQ): Ditto.
9996 (IX86_BUILTIN_PCOMLEQ): Ditto.
9997 (IX86_BUILTIN_PCOMGTQ): Ditto.
9998 (IX86_BUILTIN_PCOMGEQ): Ditto.
9999 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
10000 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
10001 (enum multi_arg_type): New enum for describing the various SSE5
10002 intrinsic argument types.
10003 (bdesc_multi_arg): New table for SSE5 intrinsics.
10004 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
10005 (ix86_expand_multi_arg_builtin): New function for creating SSE5
10007 (ix86_expand_builtin): Add SSE5 intrinsic support.
10008 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
10009 operand instructions.
10010 (ix86_expand_sse5_multiple_memory): New function to split the
10011 second memory reference from SSE5 instructions.
10012 (type_has_variadic_args_p): Delete in favor of stdarg_p.
10013 (ix86_return_pops_args): Use stdarg_p to determine if the function
10014 has variable arguments.
10015 (ix86_setup_incoming_varargs): Ditto.
10016 (x86_this_parameter): Ditto.
10018 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
10020 (ix86_expand_sse5_pack): Ditto.
10021 (ix86_sse5_valid_op_p): Ditto.
10022 (ix86_expand_sse5_multiple_memory): Ditto.
10024 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
10025 constant for SSE5 support.
10026 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
10027 (UNSPEC_SSE5_TRUEFALSE): Ditto.
10028 (UNSPEC_SSE5_PERMUTE): Ditto.
10029 (UNSPEC_SSE5_ASHIFT): Ditto.
10030 (UNSPEC_SSE5_LSHIFT): Ditto.
10031 (UNSPEC_FRCZ): Ditto.
10032 (UNSPEC_CVTPH2PS): Ditto.
10033 (UNSPEC_CVTPS2PH): Ditto.
10034 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
10035 (PCOM_TRUE): Ditto.
10036 (COM_FALSE_S): Ditto.
10037 (COM_FALSE_P): Ditto.
10038 (COM_TRUE_S): Ditto.
10039 (COM_TRUE_P): Ditto.
10040 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
10041 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
10043 (memory attribute): Ditto.
10044 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10045 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
10046 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
10047 (floor<mode>2): Ditto.
10048 (ceil<mode>2): Ditto.
10049 (btrunc<mode>2): Ditto.
10050 (nearbyintdf2): Ditto.
10051 (nearbyintsf2): Ditto.
10052 (sse_setccsf): Disable if SSE5.
10053 (sse_setccdf): Ditto.
10054 (sse5_setcc<mode>): New support for SSE5 conditional move.
10055 (sse5_pcmov_<mode>): Ditto.
10057 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
10058 (SSEMODEF4): Ditto.
10059 (SSEMODEF2P): Ditto.
10060 (ssemodesuffixf4): New mode attribute for SSE5.
10061 (ssemodesuffixf2s): Ditto.
10062 (ssemodesuffixf2c): Ditto.
10063 (sserotatemax): Ditto.
10064 (ssescalarmode): Ditto.
10065 (sse_maskcmpv4sf3): Disable if SSE5.
10066 (sse_maskcmpv2df3): Ditto.
10067 (sse_vmmaskcmpv4sf3): Ditto.
10068 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
10069 (sse5_vmfmadd<mode>4): Ditto.
10070 (sse5_fmsub<mode>4): Ditto.
10071 (sse5_vmfmsub<mode>4): Ditto.
10072 (sse5_fnmadd<mode>4): Ditto.
10073 (sse5_vmfnmadd<mode>4): Ditto.
10074 (sse5_fnmsub<mode>4): Ditto.
10075 (sse5_vmfnmsub<mode>4): Ditto.
10076 (sse5i_fmadd<mode>4): Ditto.
10077 (sse5i_fmsub<mode>4): Ditto.
10078 (sse5i_fnmadd<mode>4): Ditto.
10079 (sse5i_fnmsub<mode>4): Ditto.
10080 (sse5i_vmfmadd<mode>4): Ditto.
10081 (sse5i_vmfmsub<mode>4): Ditto.
10082 (sse5i_vmfnmadd<mode>4): Ditto.
10083 (sse5i_vmfnmsub<mode>4): Ditto.
10084 (mulv16qi3): Add SSE5 support.
10086 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
10087 (sse2_mulv4si3): Disable if SSE5.
10088 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
10089 (sse4_1_roundps): Ditto.
10090 (sse4_1_roundsd): Ditto.
10091 (sse4_1_roundss): Ditto.
10092 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
10094 (sse_maskcmpsf3): Ditto.
10095 (sse_vmmaskcmpv4sf3): Ditto.
10096 (sse2_maskcmpv2df3): Ditto.
10097 (sse2_maskcmpdf3): Ditto.
10098 (sse2_vmmaskcmpv2df3): Ditto.
10099 (sse2_eq<mode>3): Ditto.
10100 (sse2_gt<mode>3): Ditto.
10101 (sse5_pcmov_<mode>): Add SSE5 support.
10102 (vec_unpacku_hi_v16qi): Ditto.
10103 (vec_unpacks_hi_v16qi): Ditto.
10104 (vec_unpacku_lo_v16qi): Ditto.
10105 (vec_unpacks_lo_v16qi): Ditto.
10106 (vec_unpacku_hi_v8hi): Ditto.
10107 (vec_unpacks_hi_v8hi): Ditto.
10108 (vec_unpacku_lo_v8hi): Ditto.
10109 (vec_unpacks_lo_v8hi): Ditto.
10110 (vec_unpacku_hi_v4si): Ditto.
10111 (vec_unpacks_hi_v4si): Ditto.
10112 (vec_unpacku_lo_v4si): Ditto.
10113 (vec_unpacks_lo_v4si): Ditto.
10114 (sse5_pmacsww): New SSE5 intrinsic insn.
10115 (sse5_pmacssww): Ditto.
10116 (sse5_pmacsdd): Ditto.
10117 (sse5_pmacssdd): Ditto.
10118 (sse5_pmacssdql): Ditto.
10119 (sse5_pmacssdqh): Ditto.
10120 (sse5_pmacsdqh): Ditto.
10121 (sse5_pmacsswd): Ditto.
10122 (sse5_pmacswd): Ditto.
10123 (sse5_pmadcsswd): Ditto.
10124 (sse5_pmadcswd): Ditto.
10125 (sse5_pcmov_<move>): Conditional move support on SSE5.
10126 (sse5_phaddbw): New SSE5 intrinsic insn.
10127 (sse5_phaddbd): Ditto.
10128 (sse5_phaddbq): Ditto.
10129 (sse5_phaddwd): Ditto.
10130 (sse5_phaddwq): Ditto.
10131 (sse5_phadddq): Ditto.
10132 (sse5_phaddubw): Ditto.
10133 (sse5_phaddubd): Ditto.
10134 (sse5_phaddubq): Ditto.
10135 (sse5_phadduwd): Ditto.
10136 (sse5_phadduwq): Ditto.
10137 (sse5_phaddudq): Ditto.
10138 (sse5_phsubbw): Ditto.
10139 (sse5_phsubwd): Ditto.
10140 (sse5_phsubdq): Ditto.
10141 (sse5_pperm): Ditto.
10142 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10143 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10144 (sse5_pperm_sign_v8hi_v4si): Ditto.
10145 (sse5_pperm_zero_v8hi_v4si): Ditto.
10146 (sse5_pperm_sign_v4si_v2di): Ditto.
10147 (sse5_pperm_sign_v4si_v2di): Ditto.
10148 (sse5_pperm_pack_v2di_v4si): Ditto.
10149 (sse5_pperm_pack_v4si_v8hi): Ditto.
10150 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10151 (sse5_perm<mode>): New SSE5 intrinsic insn.
10152 (rotl<mode>3): Ditto.
10153 (sse5_rotl<mode>3): Ditto.
10154 (sse5_ashl<mode>3): Ditto.
10155 (sse5_lshl<mode>3): Ditto.
10156 (sse5_frcz<mode>2): Ditto.
10157 (sse5s_frcz<mode>2): Ditto.
10158 (sse5_cvtph2ps): Ditto.
10159 (sse5_cvtps2ph): Ditto.
10160 (sse5_vmmaskcmp<mode>3): Ditto.
10161 (sse5_com_tf<mode>3): Ditto.
10162 (sse5_maskcmp<mode>3): Ditto.
10163 (sse5_maskcmp_uns<mode>3): Ditto.
10164 (sse5_maskcmp_uns2<mode>3): Ditto.
10165 (sse5_pcom_tf<mode>3): Ditto.
10167 * config/i386/predicates.md (sse5_comparison_float_operator):
10168 New predicate to match the comparison operators supported by
10169 the SSE5 com instruction.
10170 (ix86_comparison_int_operator): New predicate to match just the
10171 signed int comparisons.
10172 (ix86_comparison_uns_operator): New predicate to match just the
10173 unsigned int comparisons.
10175 * doc/invoke.texi (-msse5): Add documentation.
10176 (-mfused-madd): Ditto.
10178 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10180 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10182 (x86_64-*-*): Ditto.
10184 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10186 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10187 intrinisics for SSE5.
10189 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10192 * config/i386/mmintrin-common.h: New file, to contain common
10193 instructions between SSE4.1 and SSE5.
10195 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10196 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10197 (gen_regparm_prefix): Ditto.
10199 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10200 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10201 prototype_p to determine if a function is prototyped.
10203 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
10205 * c-common.c (c_common_reswords) add the alignof keyword,
10206 with same RID as __alignof and __alignof__
10208 2009-08-25 Anatoly Sokolov <aesok@post.ru>
10210 * hooks.h (hook_bool_const_int_const_int_true): Declare.
10211 * hooks.c (hook_bool_const_int_const_int_true): New function.
10212 * target.h (struct gcc_target): Add can_eliminate field.
10213 * target-def.h (TARGET_CAN_ELIMINATE): Define.
10214 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
10215 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
10216 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
10217 (elim_table): Revise comment.
10218 * system.h (CAN_ELIMINATE): Poison.
10219 * defaults.h (CAN_ELIMINATE): Remove.
10220 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10222 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
10223 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
10225 (alpha_vms_can_eliminate): Declare as static, change return type to
10227 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
10229 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
10230 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
10231 (arm_can_eliminate): New function.
10233 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
10234 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
10235 (avr_can_eliminate): Declare as static.
10236 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10238 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10239 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10240 (bfin_can_eliminate): New function.
10242 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10243 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10244 (crx_can_eliminate): New function.
10246 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10247 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10248 (fr30_can_eliminate): New function.
10250 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10251 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10252 (frv_can_eliminate): New function.
10254 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10255 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10256 (h8300_can_eliminate): New function.
10258 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10259 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10260 (i386_can_eliminate): Declare as static, change return type to bool.
10261 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10263 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10264 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10265 (ia64_can_eliminate): New function.
10267 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10268 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10269 (iq2000_can_eliminate): New function.
10271 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10272 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10273 (m32r_can_eliminate): New function.
10275 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10276 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10277 (m68hc11_can_eliminate): New function.
10279 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10280 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10281 (m68k_can_eliminate): New function.
10283 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10284 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10285 (mep_can_eliminate): New function.
10287 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10288 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10289 (mips_can_eliminate): New function.
10291 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10292 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10293 (rs6000_can_eliminate): New function.
10295 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10296 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10297 (s390_can_eliminate): Declare as static.
10298 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10300 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10301 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10302 (score_can_eliminate): New function.
10304 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10305 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10306 (sparc_can_eliminate): Declare as static.
10307 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10309 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10310 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10311 (xstormy16_can_eliminate): New function.
10313 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10314 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10315 (v850_can_eliminate): New function.
10317 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10319 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10320 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10321 (*movdfcc_ext[1234]): Disable for IEEE mode.
10323 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10325 * gimplify.c (prepare_gimple_addressable): New static function.
10326 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10328 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10329 manually fiddling with it.
10331 2009-08-25 Michael Matz <matz@suse.de>
10333 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10334 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10336 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10337 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10338 (do_jump): Split out code for simple binary comparisons into ...
10339 (do_jump_1): ... this, taking the individual operands and code.
10340 Change callers to helper function above accordingly.
10341 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10344 2009-08-25 Michael Matz <matz@suse.de>
10346 * expr.h (struct separate_ops, sepops): New type for passing
10347 around an exploded simple expression.
10348 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10349 Use this structure instead of expression tree.
10350 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10351 expression, only its type.
10352 (expand_vec_cond_expr): Take type and individual operands instead
10353 of full expression.
10354 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10355 expand_vec_shift_expr): Change prototype accordingly.
10356 * tree-vect-stmts.c (vectorizable_condition): Change call of
10357 expand_vec_cond_expr_p to pass only type.
10358 * expr.c (do_store_flags): Change prototype and implementation
10359 to take an exploded expression.
10360 (expand_expr_real_1): New local ops initialized with details
10361 of the full expression. Use it instead of full
10362 expression in calls to do_store_flags, expand_vec_cond_expr,
10363 expand_widen_pattern_expr and expand_vec_shift_expr.
10365 2009-08-25 Michael Matz <matz@suse.de>
10367 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10368 treeop2 initialized with first three operands of the full expression.
10369 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10371 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10373 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10374 (__gthread_objc_condition_allocate): Mark arguments as unused.
10375 (__gthread_objc_condition_deallocate): Likewise.
10376 (__gthread_objc_condition_wait): Likewise.
10377 (__gthread_objc_condition_broadcast): Likewise.
10378 (__gthread_objc_condition_signal): Likewise.
10379 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10380 (__gthread_objc_thread_id): Likewise.
10382 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10384 PR middle-end/41149
10385 * tree-pretty-print.c (print_call_name): Print the correct call name
10386 for procedure pointer components.
10388 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10390 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10391 default_promote_function_mode when not VMS.
10393 2009-08-24 Olivier Hainque <hainque@adacore.com>
10395 * convert.c (convert_to_integer): Don't assume an input pointer is
10396 POINTER_SIZE wide. Fetch from the type instead.
10398 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10400 * configure.ac (AC_PREREQ): Bump to 2.64.
10402 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10404 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10405 (process_command): Don't search standard_exec_prefix_1 and
10406 standard_exec_prefix_2.
10408 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10410 * config/arm/arm.c (output_return_instruction): Handle for
10413 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10415 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10417 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10419 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10420 (*arm_movdf_vfp): Likewise.
10422 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10424 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10425 (vashr<mode>3): Rename from ashr<mode>3.
10426 (vlshr<mode>3): Rename from lshr<mode>3.
10428 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10431 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10432 (check_format_info_main): Use scalar_identify_flag.
10433 (check_format_types): Check for scalar size identity if
10434 scalar_identify_flag is set.
10435 (printf_length_specs): Extend by new field.
10436 (asm_fprintf_length_specs): Likewise.
10437 (gcc_diag_length_specs): Likewise.
10438 (scanf_length_specs): Likewise.
10439 (strfmon_length_specs): Likewise.
10440 (gcc_gfc_length_specs): Likewise.
10441 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10442 (ms_printf_flag_specs): Likewise.
10443 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10445 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10448 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10449 (*call_value_pop_1): Ditto.
10450 (*sibcall_pop_1): New insn pattern.
10451 (*sibcall_value_pop_1): Ditto.
10453 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10456 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10459 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10462 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10463 (get_reg_use_in): New function.
10464 (forward_propagate_subreg): Propagate through subreg of zero_extend
10467 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10469 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10470 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10472 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10474 * configure.ac: Remove --with-datarootdir, --with-docdir,
10475 --with-htmldir switches. No need to call AC_SUBST for
10476 datarootdir, docdir, htmldir any more.
10477 * configure: Regenerate.
10478 * doc/install.texi (Configuration): Document --datarootdir,
10479 --docdir, --htmldir, --pdfdir; update documentation for
10480 --infodir, --mandir.
10481 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10484 * aclocal.m4: Regenerate.
10485 * config.in: Regenerate.
10486 * configure: Regenerate.
10488 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10489 Olivier Hainque <hainque@adacore.com>
10491 * config/ia64/ia64.c: Include libfuncs.h.
10492 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10493 (ia64_expand_call): Use reg 25 on VMS.
10494 (ia64_initialize_trampoline): Fix for VMS ABI.
10495 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10496 (ia64_function_arg): Initialize reg 25 on VMS.
10497 Fix OpenVMS ABI issues for varargs.
10498 For OpenVMS, emit the Argument Information register set in the
10499 incoming/sibcall case as well.
10500 (ia64_arg_type): New function.
10501 (ia64_function_arg_advance): Keep track of cum->words.
10502 Fix OpenVMS ABI issues for varargs.
10503 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10504 (ia64_override_options): Set flag_no_common on VMS.
10505 (ia64_init_builtins): Disable FWRITE builtin.
10506 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10507 (ia64_vms_init_libfuncs): Add decc$ routines.
10508 (ia64_vms_valid_pointer_mode): New function.
10509 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10510 (ia64_promote_function_mode): New function
10511 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10512 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10513 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10514 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10515 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10516 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10517 Suppress trailing '#' if VALUE is numeric.
10518 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10519 ia64_promote_function_mode.
10520 (TARGET_VALID_POINTER_MODE): Define.
10522 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10525 * config/rs6000/rs6000.c (rs6000_override_options): Use
10526 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10529 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10530 reporting of vector + decimal/boolean/complex error.
10532 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10534 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10535 __vector double TYPE_DECL.
10537 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10539 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10540 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10541 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10542 to pointer to enum machine_mode. Update all callers as needed.
10544 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10546 * config/alpha/alpha.md (exception_receiver): Emit alternative
10547 GP load sequence if flag_reorder_blocks_and_partition is set.
10548 (*exception_receiver_2): Also enable when
10549 flag_reorder_blocks_and_partition is set.
10551 2009-08-20 Matt Rice <ratmice@gmail.com>
10552 Diego Novillo <dnovillo@google.com>
10554 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10557 2009-08-20 Richard Guenther <rguenther@suse.de>
10559 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10560 * c-tree.h (c_dup_lang_specific_decl): Remove.
10561 (struct lang_decl, struct lang_type): Move definitions ...
10562 * c-lang.h: ... here. New file.
10563 * c-decl.c: Include c-lang.h.
10564 (c_dup_lang_specific_decl): Remove.
10565 * c-typeck.c: Include c-lang.h.
10566 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10567 (c-typeck.o): Likewise.
10568 * c-config-lang.in (gtfiles): Add c-lang.h.
10569 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10572 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10574 * config/alpha/alpha.c (alpha_end_function): Do not clear
10575 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10576 this is now handled in generic code.
10578 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10580 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10581 (s390_z10_fix_long_loop_prediction): New function.
10582 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10583 (s390_reorg): Walk over the INSNs and invoke
10584 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10586 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10588 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10589 "*brx_64bit", "*brx_31bit"): New patterns.
10590 * config/s390/s390.c ('E'): New output modifier.
10592 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10593 Richard Earnshaw <richard.earnshaw@arm.com>
10595 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10596 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10598 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10600 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10602 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10603 for mode mode of operand0 when doing secondary reload for SAR.
10605 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10607 PR middle-end/41123
10608 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10609 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10611 2009-08-19 Jason Merrill <jason@redhat.com>
10613 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10614 supported template depth in C++0x.
10616 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10618 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10619 free_after_compilation.
10620 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10621 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10622 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10623 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10624 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10625 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10626 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10628 2009-08-19 Ian Lance Taylor <iant@google.com>
10630 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10631 of (plus (mult (neg B) C) A).
10633 2009-08-18 Michael Matz <matz@suse.de>
10635 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10636 instead of comparing TYPE_MAIN_VARIANT for equality.
10637 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10638 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10639 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10640 * gimplify.c (goa_lhs_expr_p): Ditto and use
10641 STRIP_USELESS_TYPE_CONVERSION.
10643 2009-08-18 Michael Matz <matz@suse.de>
10645 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10646 first field in a struct.
10647 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10649 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10651 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10652 locators before emit_insn is called. Remove assert that
10654 (alpha_end_function): Clear crtl->emit structure and free insn
10655 locators if cfun->is_thunk is true.
10657 2009-08-18 Jason Merrill <jason@redhat.com>
10659 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10661 * configure.ac: Test for it.
10662 * configure, config.in: Regenerate.
10663 * doc/install.texi: Document --enable-gnu-unique-object.
10665 2009-08-18 Richard Guenther <rguenther@suse.de>
10667 PR middle-end/41094
10668 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10669 pow(x,y*z) only if x is nonnegative.
10671 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10673 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10677 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10678 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10680 2009-08-17 DJ Delorie <dj@redhat.com>
10682 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10683 * config/m32c/prologue.md (epilogue_freit): New.
10685 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10686 (bank_switch_p): Likewise.
10687 (fast_interrupt_p): Likewise.
10688 (interrupt_p): Likewise.
10689 (m32c_conditional_register_usage): Round memregs size up.
10690 (need_to_save): We only need to save $a0 when we use ENTER.
10691 (interrupt_p): Check for fast_interrupt too.
10692 (bank_switch_p): New.
10693 (fast_interrupt_p): New.
10694 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10695 (m32c_emit_prolog): Support bank switching and fast interrupts.
10696 * doc/extend.texi (Function Attributes): Add bank_switch and
10699 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10701 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10702 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10704 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10706 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10707 (menu): Add IA-64/VMS Options.
10708 (IA-64/VMS Options): Likewise.
10710 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10713 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10715 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10717 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10718 (mips_pop_asm_switch): Likewise.
10719 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10721 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10722 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10723 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10724 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10725 instead of set_noreorder.
10726 (mips_output_function_prologue): Use the new functions.
10727 (mips_output_function_epilogue): Likewise.
10728 (mips_need_noat_wrapper_p): New function, split out from...
10729 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10730 Use mips_push_asm_switch and mips_pop_asm_switch.
10731 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10732 and mips_pop_asm_switch.
10733 (ASM_OUTPUT_REG_POP): Likewise.
10734 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10735 Use mips_pop_asm_switch.
10736 (mips_asm_switch): New structure.
10737 (set_noreorder, set_nomacro): Replace with...
10738 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10739 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10740 instead of set_nomacro.
10741 (fix_truncsfsi2_macro): Likewise.
10742 (cprestore): Likewise.
10743 (hazard): Use mips_noreorder instead of set_noreorder.
10744 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10746 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10748 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10749 from prev_active_insn.
10751 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10753 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10754 * config/avr/avr.c (avr_override_options): Initialize
10755 avr_current_arch variable.
10756 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10757 __AVR_HAVE_16BIT_SP__ according to the device type.
10758 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10760 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10761 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10763 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10766 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10767 generating inlined subroutine die only. We shouldn't be
10768 called for anything else.
10769 (gen_block_die): Don't generate inline subroutine debug info for
10772 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10774 * graphite-poly.c (print_pbb): Print PBB index.
10776 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10778 PR middle-end/40981
10779 * graphite-interchange.c (ppl_max_for_le): Moved...
10780 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10781 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10782 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10783 * graphite-ppl.h (ppl_max_for_le): Declared.
10785 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10787 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10788 supported on all platforms.
10789 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10790 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10791 * c-pragma.c: Likewise.
10792 * target-def.h (TARGET_INITIALIZER): Remove
10793 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10794 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10796 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10798 * config/ia64/fde-vms.c: New file.
10799 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10800 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10801 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10802 (uw_frame_state_for): Only register a personality routine if it is
10803 known to be compatible with our expectations.
10804 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10805 Declare unw_table_entry stack variable and
10806 mod all calls to _Unwind_FindTableEntry to add arg.
10807 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10808 (_Unwind_FindTableEntry): Add arg to prototype.
10810 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10812 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10813 field 'signal_pfs_loc'.
10814 (uw_frame_state_for): Remove duplicate code dealing with leaf
10815 procedures without unwind info.
10816 If in the frame after unwinding through a signal handler, restore
10817 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10818 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10819 'pfs_loc' to the AR.PFS location in the signal context; instead
10820 set 'signal_pfs_loc'.
10821 Manually generate the unwind info for the AR.PFS register.
10822 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10823 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10824 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10825 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10826 instead set 'signal_pfs_loc'.
10827 Remove code preventing the AR.PFS register from being restored
10828 from the signal context.
10830 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10831 Tristan Gingold <gingold@adacore.com>
10833 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10834 * config/ia64/t-vms: New file.
10835 * config/ia64/vms64.h: New file.
10836 * config/ia64/vms.h: New file.
10837 * config/ia64/vms-crtinit.asm: New file.
10838 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10839 * config/ia64/vms-unwind.h: New file.
10841 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10843 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10846 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10848 PR middle-end/30789
10849 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10850 Move declaration...
10851 * real.h (do_mpc_arg2): ... here.
10852 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10855 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10857 * final.c (add_debug_prefix_map): Don't use GC memory for
10858 old_prefix and new_prefix.
10860 2009-08-14 Richard Guenther <rguenther@suse.de>
10862 * ipa-prop.c (compute_complex_pass_through): If we cannot
10863 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10865 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10867 * c-lex.c (c_lex_with_flags): Increase size of local variable
10868 to avoid memory clobber.
10870 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10873 * config/i386/i386.c (ix86_fp_comparison_strategy):
10874 Only enable/disable sahf at function granularity.
10876 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10878 PR rtl-optimization/41064
10879 * reload1.c (reload_as_needed): Don't call extract_insn
10880 for known invalid replacements after calling
10881 validate_replace_rtx_group and verify_changes.
10883 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10886 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10887 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10888 ix86_expand_fp_vcond.
10889 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10890 Assert that operation is supported by ix86_expand_int_vcond.
10891 (vcondu<SSEMODE124C8:mode>): Ditto.
10893 2009-08-13 DJ Delorie <dj@redhat.com>
10895 * config/i386/djgpp-stdint.h: New.
10896 * config.gcc (djgpp): Use it.
10898 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10900 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10901 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10903 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10905 * tree-ssa-loop-prefetch.c
10906 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10907 for long-stride pruning.
10908 (compute_miss_rate): New function to compute the probability
10909 that two memory references access different cache lines.
10911 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10913 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10915 2009-08-13 Richard Guenther <rguenther@suse.de>
10917 PR middle-end/41047
10918 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10919 use the constant pointer type.
10920 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10921 of CV qualifiers on the target pointer type.
10922 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10923 conversion check before restrict check.
10925 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10928 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10930 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10932 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10934 2009-08-12 Richard Guenther <rguenther@suse.de>
10936 PR tree-optimization/41011
10937 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10938 and reference constructing.
10940 2009-08-12 Xinliang David Li <davidxl@google.com>
10942 PR tree-optimization/41012
10943 * tree-flow.h : New external interface.
10944 * gimple-low.c (check_call_arg): Change to public function.
10945 Remove argument mismatch check in lowering.
10946 * tree-inline.h (tree_can_inline_p): Interface change.
10947 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10948 into this function.
10949 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10950 Call change to tree_can_inline_p function.
10951 (cgraph_decide_inlining_incrementally): Ditto.
10953 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10955 PR tree-optimization/41031
10956 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10957 on the partition variable rather than promote_mode on the source
10958 type. Assert that the partition variable's type has the same
10959 mode as the source value's.
10961 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10963 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10964 for for_return == 2.
10965 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10967 * calls.c (expand_call): Fix typo.
10968 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10970 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10972 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10973 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10974 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10975 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10977 2009-08-12 Andrew Haley <aph@redhat.com>
10979 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10981 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10984 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10986 2009-08-12 Richard Guenther <rguenther@suse.de>
10988 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10989 * gimplify.c (gimplify_modify_expr): Do not use
10990 lang_hooks.types_compatible_p.
10991 * tree-ssa.c (useless_type_conversion_p): For aggregates
10992 just return false if the canonical types differ.
10994 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10996 PR middle-end/40980
10997 * sese.c (convert_for_phi_arg): New.
10998 (add_guard_exit_phis): Use convert_for_phi_arg.
11000 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11002 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
11003 unknown subscript upper bounds.
11005 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11006 Pranav Garg <pranav.garg2107@gmail.com>
11008 * graphite-interchange.c (gather_access_strides): Removed.
11009 (ppl_max_for_le): New.
11010 (build_linearized_memory_access): New.
11011 (memory_stride_in_loop): New.
11012 (pbb_interchange_profitable_p): Reimplemented.
11013 * graphite-ppl.h (ppl_new_id_map): New.
11014 (ppl_interchange): New.
11016 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11018 * graphite-interchange.c (compute_subscript): Removed.
11019 (compute_array_size_cstr): Removed.
11020 (compute_array_size_poly): Removed.
11021 (compute_array_size): Removed.
11022 (gather_access_strides_poly): Removed.
11023 (gather_access_strides): Empty.
11025 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11027 * graphite-dependences.c (dependence_polyhedron_1): Replace
11028 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
11029 (graphite_legal_transform_dr): Same.
11030 (graphite_carried_dependence_level_k): Same.
11031 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
11032 Initialize PDR_NB_SUBSCRIPTS.
11033 (print_pdr_access_layout): Replace pdr_nb_subscripts with
11035 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
11036 (PDR_NB_SUBSCRIPTS): New.
11037 (pdr_nb_subscripts): Removed.
11038 (pdr_dim): Simplified.
11039 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
11040 with PDR_NB_SUBSCRIPTS.
11042 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11044 * graphite-interchange.c (compute_array_size): Remove use of
11045 PDR_DATA_CONTAINER.
11046 * graphite-poly.c (new_poly_dr): Remove argument data_container.
11047 Do not initialize PDR_DATA_CONTAINER.
11048 (print_pdr): Do not print PDR_DATA_CONTAINER.
11049 * graphite-poly.h (struct poly_dr): Remove data_container field.
11050 (PDR_DATA_CONTAINER): Removed.
11051 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11052 PDR_DATA_CONTAINER.
11053 (build_poly_dr): Same.
11055 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11056 Sebastian Pop <sebastian.pop@amd.com>
11058 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
11059 copy of the dependence polyhedron. Free the temporary objects.
11060 (graphite_carried_dependence_level_k): Free unused objects before
11063 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11065 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
11066 Early return without analyzing the data dependences if no
11067 transform has been done. Call restore_scattering if the transform
11069 (graphite-interchange.c): Same.
11070 * graphite-poly.c (print_scattering_function): Test for
11072 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
11073 (apply_poly_transforms): Do not gcc_assert that
11074 the transform is legal.
11075 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
11076 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
11077 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
11078 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
11079 * graphite-poly.h (struct poly_scattering): New.
11080 (struct poly_bb): Add original, transformed, and saved fields.
11081 Remove transformed_scattering, original_scattering,
11082 nb_local_variables and nb_scattering_transform fields.
11083 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
11084 (poly_scattering_new): New.
11085 (poly_scattering_free): New.
11086 (poly_scattering_copy): New.
11087 (store_scattering_pbb): New.
11088 (store_scattering): New.
11089 (restore_scattering_pbb): New.
11090 (restore_scattering): New.
11091 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
11092 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
11094 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11096 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
11097 (print_scop): Same.
11099 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11101 * Makefile.in (graphite.o): Depends on PREDICT_H.
11102 * graphite.c: Include predict.h.
11103 (graphite_finalize): Call tree_estimate_probability.
11104 * predict.c (predict_loops): Do not call scev_initialize and
11106 (tree_estimate_probability_bb): New.
11107 (tree_estimate_probability): Do not initialize loops: move that
11108 code to the driver. Call tree_estimate_probability_bb.
11109 (tree_estimate_probability_driver): New.
11110 (pass_profile): Use tree_estimate_probability_driver.
11111 * predict.h (tree_estimate_probability): Declared.
11113 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11115 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11116 * graphite-dependences.c (graphite_legal_transform): Add time to
11117 TV_GRAPHITE_DATA_DEPS.
11118 (dependency_between_pbbs_p): Same.
11119 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11121 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11123 PR rtl-optimization/41033
11124 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11125 aliasing is disabled.
11127 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11129 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11130 si_mask_operand, and_load_operand, low_bitmask_operand,
11131 and_reg_operand, and_operand): New predicates.
11132 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11133 * config/mips/mips.c (and_operands_ok): New function.
11134 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11135 * config/mips/mips.md (move_type): Add ext_ins and logical.
11136 (type): Handle them.
11137 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11138 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11139 shift_shift. Remove commutative constraint modifier.
11140 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11142 (*clear_upper32_dext): Remove define_insn_and_split.
11143 (*clear_upper32): Turn this define_insn_and_split ...
11144 (splitter for ANDing register with 0xffff_ffff): .. into this.
11146 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11148 * combine.c (try_widen_shift_mode): Factor out code to check if an
11149 integer constant is a low-order bitmask from here ...
11150 * rtlanal.c (low_bitmask_len): ... to here.
11151 * rtl.h (low_bitmask_len): Declare.
11153 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11156 * config/alpha/alpha.md (addsi3): Remove expander.
11157 (addsi3): Rename from *addsi3_internal insn pattern.
11158 (subsi3): Remove expander.
11159 (subsi3): Rename from *subsi3_internal insn pattern.
11161 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11163 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11166 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11167 Eric Botcazou <botcazou@adacore.com>
11168 Douglas B Rupp <rupp@gnat.com>
11170 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11171 that records that fit in 64 bits are returned by immediate value,
11172 as required by OpenVMS Calling Standard.
11173 (function_value): Adjust for above modification.
11174 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11175 virtual_incoming_args_rtx as base object, not next_arg.
11176 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11178 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11180 * reload.c (find_reloads_subreg_address): Check the original
11181 req_equiv_mem address to detect the case where an address is
11182 not valid in the outer mode.
11184 2009-08-11 Richard Guenther <rguenther@suse.de>
11187 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11189 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11191 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11192 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11194 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11195 Douglas B Rupp <rupp@gnat.com>
11197 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11198 PT_STACK when frame_pointer_needed on OpenVMS.
11199 (alpha_pv_save_size, alpha_using_fp): Remove.
11200 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11201 with proper processing for PT_NULL.
11202 (alpha_vms_initial_elimination_offset): New function. Support for
11203 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
11204 (alpha_sa_size): Force procedure type to PT_STACK when
11205 frame_pointer_needed on OpenVMS.
11206 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
11207 (alpha_using_fp): Likewise.
11208 (alpha_vms_can_eliminate): Add prototype.
11209 (alpha_vms_initial_elimination_offset): Likewise.
11210 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
11211 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
11213 2009-08-10 Eric Botcazou <botcazou@adacore.com>
11214 Douglas B Rupp <rupp@gnat.com>
11216 * config/alpha/alpha.c (common_object_handler): New function.
11217 (vms_attribute_table): Declare a single attribute "common_object".
11218 (vms_output_aligned_decl_common): New global function.
11219 (SECTION_VMS_OVERLAY): Delete.
11220 (SECTION_VMS_GLOBAL): Likewise.
11221 (SECTION_VMS_INITIALIZE): Likewise.
11222 (vms_asm_named_section): Remove support for above flags.
11223 (vms_section_type_flags): Delete.
11224 (TARGET_SECTION_TYPE_FLAGS): Likewise.
11225 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
11226 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
11227 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
11229 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11232 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
11233 (sub_ddmmss): Likewise.
11235 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11238 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11241 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11244 * reload1.c (reload_as_needed): Use cancel_changes to completely
11245 undo a failed replacement attempt.
11247 2009-08-10 Richard Guenther <rguenther@suse.de>
11249 PR middle-end/41006
11250 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11251 (useless_type_conversion_p): ... here. Require pointer targets
11254 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11257 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11258 loose the original type of the statement list.
11260 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11262 * config/alpha/alpha.c: Include libfuncs.h
11263 (avms_asm_output_extern): New function.
11264 (alpha_init_libfuncs): Init some decc libfuncs.
11265 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11266 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11267 (DO_CRTL_NAMES): Define.
11268 (LIB_SPEC): Remove.
11269 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11270 (LONG_TYPE_SIZE): Define.
11271 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11272 (SUBTARGET_SWITCHES): Define malloc64 switch.
11273 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11274 (MASK_RETURN_ADDR): Define.
11275 doc/invoke.texi (mmalloc64): Document switch.
11277 2009-08-09 Olivier Hainque <hainque@adacore.com>
11278 Douglas B Rupp <rupp@gnat.com>
11280 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11281 uses_condition_handler.
11282 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11283 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11284 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11285 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11286 (code_for_builtin): New insn codes for the new alpha_builtins.
11287 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11288 (alpha_sa_size): Account for uses_condition_handler.
11289 (alpha_expand_prologue): Likewise.
11290 (alpha_start_function): Likewise.
11291 (alpha_expand_epilogue): Likewise.
11292 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11293 establish/revert expanders.
11294 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11295 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11296 New expander, resorting to the alpha.c associated function.
11297 (builtin_revert_vms_condition_handler): Likewise.
11298 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11299 __gcc_shell_handler, the static VMS condition handler used as
11300 an indirection wrapper to the current dynamically established
11302 * config/alpha/vms-unwind.h: Complete rewrite.
11303 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11304 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11306 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11307 Douglas B Rupp <rupp@gnat.com>
11309 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11310 (alpha_need_linkage): Handle aliases. Return function symbol.
11311 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11312 Use ultimate alias target for the linkage name.
11313 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11314 by alpha_need_linkage for the function symbol.
11315 (setmemdi): Likewise.
11317 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11319 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11320 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11321 (ASM_WEAKEN_LABEL): Define.
11322 (CRT_CALL_STATIC_FUNCTION): Define.
11323 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11324 (ENDFILE_SPEC): Define.
11325 (INIT_SECTION_ASM_OP): Define.
11326 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11327 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11328 crtend.o crtendS.o.
11329 (MULTILIB_OSDIRNAMES): Define.
11330 (shlib_version): Define.
11331 (SHLIB_EXT): Define.
11332 (SHLIB_OBJS): Define.
11333 (SHLIB_NAME): Define.
11334 (SHLIB_MULTILIB): Define.
11335 (SHLIB_INSTALL): Define.
11336 (SHLIB_SYMVEC): Define.
11337 (SHLIB_SYMVECX2): Define.
11338 (SHLIB_LINK): Define.
11340 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11342 * config/alpha/alpha.c (alpha_initialize_trampoline):
11343 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11344 (alpha_start_function): Emit transfer address on nested functions
11345 for VMS trampoline call.
11346 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11347 since no longer used.
11348 * config/alpha/vms-tramp.asm: Remove.
11349 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11350 since now only data initialized at runtime.
11352 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11354 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11355 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11356 (MD_EXEC_PREFIX): Remove, no longer used.
11357 (MD_STARTFILE_PREFIX): Likewise.
11358 (INCLUDE_DEFAULTS): Likewise.
11359 * config/alpha/t-vms:
11360 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11362 2009-08-09 Richard Guenther <rguenther@suse.de>
11364 PR tree-optimization/41016
11365 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11366 (operand_precision): Remove.
11367 (integral_operand_p): Likewise.
11368 (recognize_single_bit_test): Adjust.
11370 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11372 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11373 operation overflows. Likewise non-cast unary arithmetic.
11374 If one arm of a conditional expression is always taken,
11375 inhibit evaluation warnings for the other arm. Likewise inhibit
11376 evaluation warnings for the second && or || operand if the first
11377 operand is enough to determine the result.
11378 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11380 (build_binary_op): Prevent duplicate evaluation warnings.
11382 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11384 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11385 and destination have different modes, Use promote_mode to
11386 determine the signedness of the conversion. Assert that the
11387 promoted source mode matches the destination mode. Don't pass
11388 the destination and destination mode to expand_expr if the source
11389 mode is different. Simplify conversion logic.
11391 2009-08-09 Ira Rosen <irar@il.ibm.com>
11393 PR tree-optimization/41008
11394 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11395 from condition only in case it's a comparison. Adjust checks.
11397 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11399 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11400 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11401 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11402 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11403 (dump_cand): Handle them.
11404 (struct iv_cand): New members COST_STEP and AINC_USE.
11405 (stmt_after_increment): Likewise.
11406 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11407 callers changed. Use gimple_uid comparison instead of scanning.
11408 (add_candidate_1): When looking for identical candidates, take
11409 AINC_USE into account. Set it for new candidates.
11410 (force_expr_to_var_cost): Cast target_spill_cost to int.
11411 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11412 All callers changed. Check for availability of autoinc addressing
11413 modes, both in general for a given mode, and in the specific use case.
11414 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11416 (get_computation_cost): Likewise.
11417 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11418 add_autoinc_candidates): New static functions.
11419 (add_candidate): Call add_autoinc_candidates for candidates based on
11421 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11422 (determine_use_iv_cost_address): If we have an autoinc candidate at
11423 the matching use, verify autoinc is possible and subtract the cost
11424 of the candidate's step from the cost.
11425 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11426 member of the candidate.
11427 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11428 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11430 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11432 * config.build (ia64-hp-*vms*): New target.
11433 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11434 with ia64-hp-*vms*.
11435 * config.gcc (ia64-hp-*vms*): New target.
11436 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11437 with ia64-hp-*vms*.
11438 * config.host (ia64-hp-*vms*): New target.
11439 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11440 with ia64-hp-*vms*.
11442 2009-08-08 Richard Guenther <rguenther@suse.de>
11444 PR tree-optimization/40991
11445 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11447 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11449 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11450 mode check. Do truncations in an integer mode.
11451 (force_to_mode): Handle subregs for all mode types. Only do
11452 arithmetic simplifications on integer modes.
11454 2009-08-07 Richard Guenther <rguenther@suse.de>
11456 PR tree-optimization/40999
11457 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11458 (maybe_fold_reference): Lookup constant initializers.
11459 (fold_gimple_assign): Likewise.
11461 2009-08-07 Richard Guenther <rguenther@suse.de>
11463 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11464 that require structural equality defer to the langhook.
11466 2009-08-07 Martin Jambor <mjambor@suse.cz>
11468 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11470 (struct ipa_pass_through_data): New type.
11471 (struct ipa_ancestor_jf_data): New type.
11472 (union jump_func_value): Removed field formal_id, added fields
11473 pass_through and ancestor.
11474 (struct ipa_param_call_note): Changed type of formal_id to int from
11476 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11477 operations jump functions and ancestor jump functions.
11478 (compute_complex_pass_through): New function.
11479 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11480 reflect changes in the jump function strucutre.
11481 (update_jump_functions_after_inlining): Ignore complex pass-through
11482 and ancestor jump functions.
11483 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11484 polynomial pass-through with operation jump functions.
11486 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11488 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11489 fde->dw_fde_begin as begin label instead of hot/cold label.
11490 Use LLSDAC label instead of LLSDA for second section lsda.
11491 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11492 label instead of LLSDA if it is true.
11493 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11495 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11496 SECTION argument. Use it as index into crtl->eh.call_site_record
11498 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11499 use it to determine how to print table entries instead of using
11500 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11501 label instead of normal begin label as base.
11502 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11503 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11504 ensure no EH range spans between sections and that landing pads
11505 are always in the corresponding section.
11506 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11507 for crtl->eh.call_site_record being an array rather than scalar.
11508 (output_one_function_exception_table): New function, copied
11509 from output_function_exception_table. Adjust
11510 dw2_size_of_call_site_table, dw2_output_call_site_table
11511 callers. For SECOND section use *C suffixed labels.
11512 (output_function_exception_table): Call
11513 output_one_function_exception_table and, when doing hot/cold
11514 partitioning, also another time for the second section.
11515 * opts.c: Include except.h.
11516 (decode_options): Allow -freorder-blocks-and-partition with
11517 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11518 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11519 * function.h (struct rtl_eh): Change call_site_record from
11520 scalar into array of 2 elements.
11522 2009-08-07 Martin Jambor <mjambor@suse.cz>
11524 * ipa-prop.c (count_formal_params_1): New function.
11525 (ipa_get_vector_of_formal_parms): New function.
11526 (get_vector_of_formal_parm_types): New function.
11527 (ipa_modify_formal_parameters): New function.
11528 (ipa_modify_call_arguments): New function.
11529 (index_in_adjustments_multiple_times_p): New function.
11530 (ipa_combine_adjustments): New function.
11531 (ipa_dump_param_adjustments): New function.
11532 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11533 (ipa_get_vector_of_formal_parms): Declare.
11534 (ipa_modify_formal_parameters): Declare.
11535 (ipa_modify_call_arguments): Declare.
11536 (ipa_combine_adjustments): Declare.
11537 (ipa_dump_param_adjustments): Declare.
11538 (build_ref_for_offset): Declare.
11539 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11540 * tree-sra.c: Include ipa-prop.c.
11541 (build_ref_for_offset): Make public.
11543 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11545 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11547 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11549 * gcc/doc/extend.texi (__builtin_extract_return_address)
11550 (__builtin_frob_return_address): Document.
11552 2009-08-06 Paul Brook <paul@codesourcery.com>
11554 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11555 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11556 implementation on ARMv6-M.
11558 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11560 * doc/extend.texi (pcs): Document new attribute for ARM.
11562 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11564 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11567 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11569 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11572 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11574 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11576 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11578 Merge ARM/hard_vfp_branch to trunk.
11580 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11582 * arm.c (libcall_eq): New function.
11583 (libcall_hash): New function.
11584 (add_libcall): New function.
11585 (arm_libcall_uses_aapcs_base): New function.
11586 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11587 libcalls using the base PCS.
11588 (arm_init_cumulative_args): Likewise.
11590 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11592 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11593 Use base ABI for conversion libfuncs between HFmode and SFmode.
11595 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11597 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11598 V4SImode as representatives of all 64-bit and 128-bit vector
11599 types. Allow vector types without vector modes.
11600 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11601 without vector modes like BLKmode.
11602 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11603 BLKmode. Avoid unsupported vector modes or TImode moves for
11605 (aapcs_vfp_allocate_return_reg): Likewise.
11606 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11607 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11609 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11611 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11612 (arm_get_pcs_model): Pass attribute arguments to
11613 arm_pcs_from_attribute.
11614 (arm_init_cumulative_args): Use base AAPCS for conversions from
11615 floating-point types to DImode.
11616 (arm_attribute_table): Add pcs attribute.
11617 (arm_handle_pcs_attribute): New.
11618 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11619 conversions from floating-point types to DImode, also declare them
11620 to use base AAPCS and declare functions they call to use base
11621 AAPCS and their RTABI names.
11623 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11625 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11626 -mfloat-abi=hard not being supported for VFP.
11628 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11630 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11631 SYMBOL_REF to hard_libcall_value.
11633 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11634 Richard Earnshaw <rearnsha@arm.com>
11636 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11637 has been put on the stack, all remaining co-processory arguments for
11638 that co-processor also go on the stack.
11640 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11642 * config/arm/arm.c (arm_return_in_memory): Handle returning
11643 vectors of suitable size in registers also for AAPCS case.
11645 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11647 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11649 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11651 ARM Hard-VFP calling convention
11652 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11653 * target.h (gcc_target): Add libcall_value to table of call hooks.
11654 * targhooks.h (default_libcall_value): Default implementation.
11655 * targhooks.c (default_libcall_value): Likewise.
11656 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11657 * optabs.c (expand_unop): Use it.
11658 * expr.h (hard_libcall_value): Pass the function RTX through.
11659 * calls.c (emit_library_call_value_1): Update call to
11660 hard_libcall_value.
11661 * explow.c (hard_libcall_value): Use new target hook.
11662 * config/arm/arm.c: Include cgraph.h
11663 (TARGET_FUNCTION_VALUE): Override default hook.
11664 (arm_pcs_default): New variable.
11665 (arm_override_options): Don't fault hard calling convention with VFP.
11666 Add support for AAPCS variants.
11667 (arm_function_value): Make static. Handle AAPCS variants.
11668 (arm_libcall_value): New function.
11669 (arm_apply_result_size): Handle VFP registers in results.
11670 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11672 (pcs_attribute_args): New variable.
11673 (arm_pcs_from_attribute): New function.
11674 (arm_get_pcs_model): New function.
11675 (aapcs_vfp_cum_init): New function.
11676 (aapcs_vfp_sub_candidate): New function.
11677 (aapcs_vfp_is_return_candidate): New function.
11678 (aapcs_vfp_is_call_candidate): New function.
11679 (aapcs_vfp_allocate): New function.
11680 (aapcs_vfp_allocate_return_reg): New function.
11681 (aapcs_vfp_advance): New function.
11682 (aapcs_cp_arg_layout): New variable.
11683 (aapcs_select_call_coproc): New function.
11684 (aapcs_select_return_coproc): New function.
11685 (aapcs_allocate_return_reg): New function.
11686 (aapcs_libcall_value): New function.
11687 (aapcs_layout_arg): New function.
11688 (arm_init_cumulative_args): Initialize AAPCS args data.
11689 (arm_function_arg): Handle AAPCS variants using new interface.
11690 (arm_arg_parital_bytes): Likewise.
11691 (arm_function_arg_advance): New function.
11692 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11693 calling conventions.
11694 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11695 * arm.h (NUM_VFP_ARG_REGS): Define.
11696 (LIBCALL_VALUE): Update.
11697 (FUNCTION_VALUE): Delete.
11698 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11699 (arm_pcs): New enum.
11700 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11701 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11702 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11703 * arm-protos.h (arm_function_arg_advance): Add.
11704 (aapcs_libcall_value): Add.
11705 (arm_function_value): Delete.
11707 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11708 H.J. Lu <hongjiu.lu@intel.com>
11711 * config/i386/i386.c (standard_sse_mode_p): Remove.
11712 (standard_sse_constant_p): Return 2 for integer mode
11713 vector_all_ones_operand when SSE2 is enabled.
11714 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11715 (ix86_expand_vector_move): Do not check for negative values from
11716 standard_sse_constant_p.
11718 2009-08-06 Richard Guenther <rguenther@suse.de>
11720 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11721 array type comparisons frontend independent.
11722 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11723 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11724 out array reference lower bound and element size operands.
11725 (ao_ref_init_from_vn_reference): Properly compute the offset
11726 for ARRAY_RANGE_REF.
11727 (vn_reference_fold_indirect): Fill out array reference lower
11728 bound and element size operands.
11729 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11730 a non gimple valued reference operand which can happen for
11731 array reference lower bound or element size.
11732 (create_component_ref_by_pieces_1): Properly generate the
11733 element size operand for array references.
11735 2009-08-06 Richard Guenther <rguenther@suse.de>
11737 PR tree-optimization/40964
11738 * tree.c (iterative_hash_host_wide_int): Export.
11739 * tree.h (iterative_hash_host_wide_int): Declare.
11740 * tree-ssa-structalias.c (heapvar_map): New struct.
11741 (heapvar_map_eq): New function.
11742 (heapvar_map_hash): Likewise.
11743 (heapvar_lookup): Adjust.
11744 (heapvar_insert): Likewise.
11745 (make_constraint_from_heapvar): Allow multiple heap variables
11746 per decl at different offsets.
11747 (init_alias_heapvars): Adjust.
11749 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11751 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11752 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11753 trailing sync if TARGET_SYNC_AFTER_SC.
11755 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11757 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11758 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11759 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11760 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11761 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11762 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11763 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11764 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11765 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11766 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11767 the prototype declaration match the definition.
11768 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11769 instructions explicitly. Add barrier_before and operands
11771 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11772 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11773 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11774 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11775 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11776 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11778 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11780 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11782 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11783 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11786 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11789 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11791 PR rtl-optimization/40924
11792 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11793 make sure canon_rtx (mem_address) isn't simpler than
11794 canon_rtx (expanded_mem_address).
11796 2009-08-05 Li Feng <nemokingdom@gmail.com>
11798 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11799 for each poly_bb_p.
11800 (build_scop_drs): Build alias set for each SCoP.
11802 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11804 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11805 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11806 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11807 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11808 (BASE_DRIVER_SELF_SPECS): Likewise.
11810 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11812 * tree-ssa-alias.c: Fix some comment typos.
11814 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11816 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11817 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11819 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11822 * simplify-rtx.c (simplify_binary_operation_1): Disable
11823 simplifications for decimal float operations.
11825 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11827 PR middle-end/40943
11828 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11829 operand of INDIRECT_REF.
11831 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11833 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11834 constants referencing TLS symbols.
11836 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11838 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11839 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11841 2009-08-03 Richard Guenther <rguenther@suse.de>
11843 * tree.c (make_vector_type): Build a main variant first,
11844 get the canonical one and then build the variant.
11845 * tree-ssa.c (useless_type_conversion_p_1): Handle
11847 (useless_type_conversion_p): Conversions to pointers to
11848 incomplete record types are useless.
11850 2009-08-03 Richard Guenther <rguenther@suse.de>
11852 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11853 file will be created.
11854 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11855 * toplev.c (compile_file): Adjust comment.
11857 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11859 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11860 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11861 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11862 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11863 (sh_promote_function_mode): Fix typo.
11865 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11867 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11869 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11871 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11872 declaration arguments.
11874 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11876 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11877 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11878 (ix86_split_ashl): Ditto.
11879 (ix86_expand_vector_init_one_nonzero): Ditto.
11880 (ix86_expand_vector_set): Ditto.
11881 (ix86_expand_reduc_v4sf): Ditto.
11883 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11885 * explow.c (promote_function_mode): Remove assert.
11886 * config/sh/sh.c (sh_promote_function_mode): Declare.
11888 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11890 * config/pa/pa.c (pa_promote_function_mode): Declare.
11891 Change to static. Fix promote_mode call.
11893 * gthr-dce.h (CONST_CAST2): Define if not defined.
11894 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11896 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11898 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11900 * expr.c (store_constructor): Use promote_decl_mode. Remove
11901 now write-only variable unsignedp.
11902 (expand_expr_real_1): Use promote_decl_mode.
11903 * expr.h (promote_function_mode, promote_decl_mode): New.
11904 (promote_mode): Remove last argument.
11905 * function.c (assign_temp): Drop last argument of promote_mode.
11906 (assign_parm_find_data_types): Use promote_function_mode.
11907 (assign_parm_setup_reg): Likewise.
11908 (expand_function_end): Use promote_function_mode.
11909 * calls.c (initialize_argument_information): Use promote_function_mode.
11910 (precompute_arguments): Use promote_mode instead of checking if
11911 only PROMOTE_FUNCTION_MODE is defined.
11912 (expand_call): When making sibcall decisions, use promote_function_mode.
11913 Below, remove an if for targetm.calls.promote_function_return and
11914 and use promote_function_mode.
11915 (emit_library_call_value_1): Use promote_function_mode, fix bug
11916 where promote_mode was passed FOR_CALL == 0 for a return value in an
11918 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11919 * explow.c (promote_function_mode, promote_decl_mode): New.
11920 (promote_mode): Keep only the FOR_CALL == 0 case.
11921 * combine.c (setup_incoming_promotion): Remove test of
11922 promote_function_args. Use promote_function_mode.
11923 * stmt.c (expand_value_return): Use promote_decl_mode.
11924 (expand_decl): Use promote_decl_mode.
11926 * expr.c (store_constructor): Use promote_decl_mode. Remove
11927 now write-only variable unsignedp.
11928 (expand_expr_real_1): Use promote_decl_mode.
11929 * expr.h (promote_function_mode, promote_decl_mode): New.
11930 (promote_mode): Remove last argument.
11931 * function.c (assign_temp): Drop last argument of promote_mode.
11932 (assign_parm_find_data_types): Use promote_function_mode.
11933 (assign_parm_setup_reg): Likewise.
11934 (expand_function_end): Use promote_function_mode.
11935 * calls.c (initialize_argument_information): Use promote_function_mode.
11936 (precompute_arguments): Use promote_mode instead of checking if
11937 only PROMOTE_FUNCTION_MODE is defined.
11938 (expand_call): When making sibcall decisions, use promote_function_mode.
11939 Below, remove an if for targetm.calls.promote_function_return and
11940 and use promote_function_mode.
11941 (emit_library_call_value_1): Use promote_function_mode, fix bug
11942 where promote_mode was passed FOR_CALL == 0 for a return value in an
11944 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11945 * explow.c (promote_function_mode, promote_decl_mode): New.
11946 (promote_mode): Keep only the FOR_CALL == 0 case.
11947 * combine.c (setup_incoming_promotion): Remove test of
11948 promote_function_args. Use promote_function_mode.
11949 * stmt.c (expand_value_return): Use promote_decl_mode.
11950 (expand_decl): Use promote_decl_mode.
11952 * explow.c (promote_function_mode): Just call the target hook.
11953 * targhooks.c (default_promote_function_mode,
11954 default_promote_function_mode_always_promote): New.
11955 * targhooks.h (default_promote_function_mode,
11956 default_promote_function_mode_always_promote): Declare.
11957 * target.h (promote_function_args, promote_function_return): Remove.
11958 (promote_function_mode): New.
11959 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11960 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11961 (TARGET_PROMOTE_FUNCTION_MODE): New.
11962 (TARGET_CALLS): Adjust.
11963 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11964 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11966 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11967 * config/s390/s390.c (s390_promote_function_mode): ... here,
11968 with pointer handling.
11969 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11970 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11972 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11973 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11974 with pointer handling.
11975 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11976 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11978 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11979 * config/sh/sh.c (sh_promote_function_mode): New.
11980 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11981 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11983 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11984 * config/cris/cris.c (cris_promote_function_mode): ... here.
11985 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11986 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11988 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11989 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11990 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11991 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11993 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11994 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11995 complex type handling.
11996 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11997 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11999 * config/pa/pa.c (pa_promote_function_mode): New.
12000 (TARGET_PROMOTE_FUNCTION_MODE): Define.
12001 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12003 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
12004 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
12005 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
12006 * config/xtensa/xtensa.c: Likewise.
12007 * config/stormy16/stormy16.c: Likewise.
12008 * config/iq2000/iq2000.c: Likewise.
12009 * config/rs6000/rs6000.c: Likewise.
12010 * config/picochip/picochip.c: Likewise.
12011 * config/arc/arc.c: Likewise.
12012 * config/mcore/mcore.c: Likewise.
12013 * config/score/score.c: Likewise.
12014 * config/mips/mips.c: Likewise.
12015 * config/bfin/bfin.c: Likewise.
12016 * config/ia64/ia64.c: Likewise (disabled though).
12018 * config/frv/frv.h: Remove pointless remark.
12020 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
12021 TARGET_PROMOTE_FUNCTION_ARGS,
12022 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
12023 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
12025 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
12027 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
12028 -floop-parallelize-all.
12029 * toplev.c (process_options): Rename flag_graphite_force_parallel to
12030 flag_loop_parallelize_all.
12031 * tree-ssa-loop.c (gate_graphite_transforms): Same.
12032 * graphite.c (graphite_transform_loops): Same.
12033 * common.opt: Same.
12034 * graphite-poly.c (apply_poly_transforms): Same.
12036 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
12038 PR tree-optimization/40914
12039 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
12040 if set, then check the delta field of the PMF record.
12041 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
12042 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
12043 call is stored in the delta.
12045 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
12047 * config/mips/mips.md (*clear_upper32_dext): New pattern.
12049 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
12051 * config/i386/bsd.h (ASM_BYTE): New define.
12052 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12053 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12054 .byte. Use fputs or putc instead of fprintf where appropriate.
12055 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12056 fputs or putc instead of fprintf where appropriate.
12057 * config/i386/i386elf.h: Ditto.
12058 * config/i386/sysv4.h: Ditto.
12060 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
12061 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
12062 (*tls_global_dynamic_64): Ditto.
12064 2009-07-31 Christian Bruel <christian.bruel@st.com>
12066 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
12068 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12070 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
12071 Remove dead code for MINUS.
12073 2009-07-31 Anthony Green <green@moxielogic.com>
12075 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
12077 (moxie_expand_epilogue): Ditto for epilogue.
12078 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
12079 incoming arguments.
12080 (moxie_function_arg): Ditto.
12081 (moxie_pass_by_reference): Ditto.
12082 (moxie_arg_partial_bytes): Ditto.
12083 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12084 (FUNCTION_ARG_ADVANCE) Ditto.
12085 (REG_PARM_STACK_SPACE) Ditto.
12086 (FUNCTION_ARG_REGNO_P) Dito.
12088 * config.gcc: Add moxie linux config support.
12089 * gcc/config/moxie/uclinux.h: New file.
12091 2009-07-31 DJ Delorie <dj@redhat.com>
12093 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
12094 (UNSPECV_SP_SWITCH_E): New.
12095 (sp_switch_1): Change to an unspec.
12096 (sp_switch_2): Change to an unspec. Don't use post-inc when we
12098 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
12099 reference the new stack's address
12101 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12103 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
12104 graphite-clast-to-gimple.o, graphite-dependences.o,
12105 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12106 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
12107 (graphite-blocking.o,
12108 graphite-clast-to-gimple.o, graphite-dependences.o,
12109 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12110 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
12111 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12112 * cfgloop.h (struct loop): Add can_be_parallel field.
12113 * common.opt (fgraphite-identity): Moved up.
12114 (fgraphite-force-parallel): New flag.
12115 * graphite.c: Rewrite.
12116 * graphite.h: Rewrite.
12117 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12119 * toplev.c (graphite_out_file): New file descriptor.
12120 (graphite_in_file): New.
12121 (process_options): flag_graphite_force_parallel cannot be used without
12123 * tree-ssa-loop.c: Include toplev.h.
12124 (gate_graphite_transforms): Enable flag_graphite for
12125 flag_graphite_force_parallel.
12127 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12129 * ChangeLog.graphite: New.
12130 * graphite-blocking.c: New.
12131 * graphite-clast-to-gimple.c: New.
12132 * graphite-clast-to-gimple.h: New.
12133 * graphite-dependences.c: New.
12134 * graphite-dependences.h: New.
12135 * graphite-interchange.c: New.
12136 * graphite-poly.c: New.
12137 * graphite-poly.h: New.
12138 * graphite-ppl.c: New.
12139 * graphite-ppl.h: New.
12140 * graphite-scop-detection.c: New.
12141 * graphite-scop-detection.h: New.
12142 * graphite-sese-to-poly.c: New.
12143 * graphite-sese-to-poly.h: New.
12147 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12149 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12150 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12152 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12154 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12155 (scev_is_linear_expression): Return false if the evolution is not
12156 affine multivariate.
12158 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12160 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12161 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12163 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12165 * tree-data-ref.c (debug_data_references): New.
12166 (debug_data_reference): New.
12167 * tree-data-ref.h (debug_data_references): Declared.
12168 (debug_data_reference): Declared.
12170 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12172 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12173 * tree-data-ref.h (scop_p): Removed.
12174 (struct data_reference): Remove field scop.
12175 (DR_SCOP): Removed.
12176 (stmt_simple_memref_p): Removed.
12178 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12180 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12181 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12184 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12186 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12188 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12190 * doc/invoke.texi (-fgraphite-identity): Documented.
12192 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12194 * tree-scalar-evolution.c: Fix comment.
12195 (instantiate_scev_1): Return unknow from scev instantiation if the
12196 result is not above instantiate_below.
12198 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12200 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12201 static anymore. Instantiate the symbols that may have been introduced
12203 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
12206 2009-07-30 DJ Delorie <dj@redhat.com>
12208 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
12209 .vliw directive to VLIW sections.
12211 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12213 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
12215 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
12216 (AUTOHEADER): New variable.
12217 ($(srcdir)/cstamp-h.in): Use it.
12219 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12220 Pat Haugen <pthaugen@us.ibm.com>
12221 Revital Eres <ERES@il.ibm.com>
12223 * config/rs6000/vector.md (VEC_F): Add VSX support.
12226 (mov<mode>): Ditto.
12227 (vector_load_<mode>): Ditto.
12228 (vector_store_<mode>): Ditto.
12229 (vector GPR move split): Ditto.
12230 (vec_reload_and_plus_<mptrsize>): Ditto.
12231 (vec_reload_and_reg_<mptrsize>): Ditto.
12232 (add<mode>3): Ditto.
12233 (sub<mode>3): Ditto.
12234 (mul<mode>3): Ditto.
12235 (neg<mode>2): Ditto.
12236 (abs<mode>2): Ditto.
12237 (smin<mode>3): Ditto.
12238 (smax<mode>3): Ditto.
12239 (vector_eq<mode>): Ditto.
12240 (vector_gt<mode>): Ditto.
12241 (vector_ge<mode>): Ditto.
12242 (vector_gtu<mode>): Ditto.
12243 (vector_select_<mode>_uns): Ditto.
12244 (vector_eq_<mode>_p): Ditto.
12245 (vector_gt_<mode>_p): Ditto.
12246 (vector_ge_<mode>_p): Ditto.
12247 (vector_gtu_<mode>_p): Ditto.
12248 (cr6_test_for_zero): Ditto.
12249 (cr6_test_for_zero_reverse): Ditto.
12250 (cr6_test_for_lt): Ditto.
12251 (cr6_test_for_lt_reverse): Ditto.
12252 (xor<mode>3): Ditto.
12253 (ior<mode>3): Ditto.
12254 (and<mode>3): Ditto.
12255 (one_cmpl<mode>2): Ditto.
12256 (nor<mode>2): Ditto.
12257 (andc<mode>2): Ditto.
12258 (float<VEC_int<mode>2): Ditto.
12259 (unsigned_float<VEC_int><mode>2): Ditto.
12260 (fix_trunc<mode><VEC_int>2): Ditto.
12261 (fixuns_trunc<mode><VEC_int>2): Ditto.
12263 (vec_set<mode>): Ditto.
12264 (vec_extract<mode>): Ditto.
12265 (vec_interleave_highv4sf): Ditto.
12266 (vec_interleave_lowv4sf): Ditto.
12267 (vec_realign_load_<mode>): Ditto.
12268 (vec_shl_<mode>): Ditto.
12269 (vec_shr_<mode>): Ditto.
12270 (div<mode>3): New patterns for VSX.
12271 (vec_interleave_highv2df): Ditto.
12272 (vec_interleave_lowv2df): Ditto.
12273 (vec_pack_trunc_v2df): Ditto.
12274 (vec_pack_sfix_trunc_v2df): Ditto.
12275 (vec_pack_ufix_trunc_v2df): Ditto.
12276 (vec_unpacks_hi_v4sf): Ditto.
12277 (vec_unpacks_lo_v4sf): Ditto.
12278 (vec_unpacks_float_hi_v4si): Ditto.
12279 (vec_unpacks_float_lo_v4si): Ditto.
12280 (vec_unpacku_float_hi_v4si): Ditto.
12281 (vec_unpacku_float_lo_v4si): Ditto.
12282 (movmisalign<mode>): Ditto.
12283 (vector_ceil<mode>2): New patterns for vectorizing math library.
12284 (vector_floor<mode>2): Ditto.
12285 (vector_btrunc<mode>2): Ditto.
12286 (vector_copysign<mode>3): Ditto.
12288 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12289 predicate for setting the high bit in each word, used for copysign.
12291 * config/rs6000/ppc-asm.h (f19): Whitespace.
12292 (f32-f63): Define if VSX.
12293 (v0-v31): Define if Altivec.
12294 (vs0-vs63): Define if VSX.
12296 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12298 * config/rs6000/power7.md: New file, provide tuning parameters for
12301 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12302 (rs6000_cpu_cpp_builtins): Ditto.
12303 (altivec_overloaded_builtins): Ditto.
12304 (altivec_resolve_overloaded_builtin): Ditto.
12306 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12307 debug switch to disable vectorizing simple math builtin
12310 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12311 Vectorize simple math builtin functions.
12312 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12313 hook to vectorize math builtins.
12314 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12315 (rs6000_builtin_conversion): Add VSX/power7 support.
12316 (rs6000_builtin_vec_perm): Ditto.
12317 (vsplits_constant): Add support for loading up a vector constant
12318 with just the high bit set in each part.
12319 (rs6000_expand_vector_init): Add VSX/power7 support.
12320 (rs6000_expand_vector_set): Ditto.
12321 (rs6000_expand_vector_extract): Ditto.
12322 (rs6000_emit_move): Ditto.
12323 (bdesc_3arg): Ditto.
12324 (bdesc_2arg): Ditto.
12325 (bdesc_1arg): Ditto.
12326 (rs6000_expand_ternop_builtin): Ditto.
12327 (altivec_expand_builtin): Ditto.
12328 (rs6000_expand_unop_builtin): Ditto.
12329 (rs6000_init_builtins): Ditto.
12330 (altivec_init_builtins): Ditto.
12331 (builtin_function_type): Ditto.
12332 (rs6000_common_init_builtins): Ditto.
12333 (rs6000_handle_altivec_attribute); Ditto.
12334 (rs6000_mangle_type): Ditto.
12335 (rs6000_vector_mode_supported_p): Ditto.
12336 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12337 are mode dependent.
12339 * config/rs6000/vsx.md: New file for VSX support.
12341 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12342 identifing values with just the most significant bit set.
12343 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12344 vectorized builtins.
12346 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12347 (UNSPEC_VRFIM): Delete.
12348 (splitter for loading up vector with most significant bit): New
12349 splitter for vectorizing copysign.
12350 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12351 vectorizing simple math functions.
12352 (altivec_vrfip): Add support for vectorizing simple math functions.
12353 (altivec_vrfim): Ditto.
12354 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12356 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12357 (power7.md, vsx.md): Include for power7 support.
12358 (copysigndf3): Use VSX instructions if -mvsx.
12359 (negdf2_fpr): Ditto.
12360 (absdf2_fpr): Ditto.
12361 (nabsdf2_fpr): Ditto.
12362 (adddf3_fpr): Ditto.
12363 (subdf3_fpr): Ditto.
12364 (muldf3_fpr): Ditto.
12365 (divdf3_fpr): Ditto.
12366 (fix_truncdfdi2_fpr): Ditto.
12367 (cmpdf_internal1): Ditto.
12368 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12369 (btruncdf2, btruncdf2_fpr): Ditto.
12370 (ceildf2, ceildf2_fpr): Ditto.
12371 (floordf2, floordf2_fpr): Ditto.
12372 (floatdidf2, floatdidf2_fpr): Ditto.
12373 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12374 (fmsubdf4_fpr): Ditto.
12375 (fnmadddf4_fpr_1): Ditto.
12376 (fnmadddf4_fpr_2): Ditto.
12377 (fnmsubdf4_fpr_1): Ditto.
12378 (fnmsubdf4_fpr_2): Ditto.
12379 (fixuns_truncdfdi2): Add expander for VSX support.
12380 (fix_truncdfdi2): Ditto.
12381 (fix_truncdfsi2): Ditto.
12382 (ftruncdf2): Ditto.
12383 (btruncsf2): Whitespace.
12384 (movdf_hardfloat32): Add support for VSX registers.
12385 (movdf_softfloat32): Ditto.
12386 (movdf_hardfloat64): Ditto.
12387 (movdf_hardfloat64_mfpgpr): Ditto.
12388 (movdf_softfloat64): Ditto.
12389 (movti splitters): Add check for vector registers supporting
12390 TImode in the future.
12391 (bpermd): Add power7 bpermd instruction.
12393 * config/rs6000/altivec.h (vec_div): Define if VSX.
12396 (vec_nmadd): Ditto.
12397 (vec_nearbyint): Ditto.
12400 (all predicates): Use the generic builtin function, and not the V4SF
12401 specific function so that the predicates will work with VSX's V2DF.
12402 (vec_all_*): Ditto.
12403 (vec_any_*): Ditto.
12405 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12406 Document new VSX functions and types.
12408 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12411 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12412 "wa", and "j" constraints. Modify "v" to talk about Altivec
12413 instead of just vector.
12415 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12418 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12419 location for phi arguments.
12420 (rewrite_update_phi_arguments): Find locations for reaching defs.
12421 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12422 Add location to add_phi_arg calls.
12423 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12424 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12425 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12426 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12427 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12428 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12429 * tree-phinodes.c (make_phi_node): Initialize location.
12430 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12431 (add_phi_arg): Add location parameter.
12432 (remove_phi_arg_num): Move location when moving phi argument.
12433 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12435 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12436 slpeel_update_phi_nodes_for_guard1,
12437 slpeel_update_phi_nodes_for_guard2,
12438 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12439 vect_loop_versioning): Set locations.
12440 * tree-parloops.c (create_phi_for_local_result,
12441 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12442 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12443 * tree-vect-loop.c (get_initial_def_for_induction,
12444 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12446 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12447 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12448 (gimple_phi_arg_set_location): New. Set locus.
12449 (gimple_phi_arg_has_location): New. Check for locus.
12450 (redirect_edge_var_map_location): New. Return locus from var_map.
12451 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12452 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12453 combining PHI arguments.
12454 (cond_store_replacement): Set location.
12455 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12456 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12457 scop_add_exit_phis_edge): Add locations.
12458 * tree-cfgcleanup.c (remove_forwarder_block,
12459 remove_forwarder_block_with_phi): Add locations.
12460 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12461 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12463 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12464 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12465 flush_pending_stmts): Add source location.
12466 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12467 stack to preserve locations.
12468 * tree-vect-stmts.c (vectorizable_load): Add location.
12469 * tree-inline.c (copy_phis_for_bb): Copy locus.
12470 (setup_one_parameter): Add call locus to inlined parameter stmts.
12471 (initialize_inlined_parameters): Pass in call location as parameter
12473 (tree_function_versioning): Pass location to setup_one_parameter.
12474 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12475 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12476 copy and edge lists.
12477 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12478 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12479 locus parameter and override the stmt default if provided.
12480 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12481 elim_graph_add_edge, elim_graph_remove_succ_edge,
12482 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12483 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12484 eliminate_phi): Add locus info in elimination graph for each edge and
12486 (insert_backedge_copies): Copy locus if present.
12487 * tree-flow.h (struct _edge_var_map): Add locus field.
12488 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12489 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12490 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12492 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12494 2009-07-30 Martin Jambor <mjambor@suse.cz>
12496 PR tree-optimization/40570
12497 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12498 use inlining loops.
12500 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12502 * ssa-loop-manip.c: Include langhooks.h.
12503 (rewrite_phi_with_iv): New.
12504 (rewrite_all_phi_nodes_with_iv): New.
12505 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12506 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12507 * tree-parloops.c (loop_parallel_p): Move out all conditions
12508 except dependency check.
12509 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12510 (gen_parallel_loop): Call canonicalize_loop_ivs without
12511 reduction_list argument.
12512 (build_new_reduction): New.
12513 (gather_scalar_reductions): New.
12514 (try_get_loop_niter): New.
12515 (try_create_reduction_list): New.
12516 (parallleize_loops): Change the parallel conditions check.
12517 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12518 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12520 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12522 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12524 * doc/options.texi (Option properties): Mention new quoting syntax.
12526 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12528 * config/alpha/alpha.c (alpha_start_function):
12529 Handle VMS_DEBUG_MAIN_POINTER
12530 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12531 * doc/invoke.texi: Document -mdebug-main switch.
12533 2009-07-29 Richard Henderson <rth@redhat.com>
12535 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12536 (cgraph_create_edge_including_clones): Likewise.
12537 * tree-inline.c (copy_bb): Operate on the correct edges
12538 when updating the callgraph.
12540 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12542 * config/alpha/vms-cc.c: Deleted.
12543 * config/alpha/vms-ld.c: Deleted.
12544 * config/alpha/t-vms64: Moved to config/vms
12545 * config/alpha/vms-crt0-64.c: Moved to config/vms
12546 * config/alpha/vms-crt0.c: Moved to config/vms
12547 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12548 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12549 * config/alpha/xm-vms.h: Moved to config/vms
12550 * config/alpha/x-vms: Moved to config/vms
12551 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12553 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12554 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12556 * config/vms/t-vms64: Moved here from config/alpha
12557 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12558 (argc,argv,envp): Enforce 32bit malloc'ing.
12559 * config/vms/vms-psxcrt0-64.c: Likewise.
12560 * config/vms/vms-crt0.c: Moved here from config/alpha.
12561 * config/vms/vms-psxcrt0.c: Likewise.
12562 * config/vms/vms-crtl-64.h: New file.
12563 * config/vms/vms-crtl.h: New file.
12564 * config/vms/vms.opt: New file.
12565 * config/vms/xm-vms64.h: New file.
12566 * config/vms/xm-vms.h: Moved here from config/alpha.
12567 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12569 * config/vms/x-vms: Moved here from config/alpha.
12570 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12571 (vms-ld.o, vms-cc.o): Removed.
12572 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12574 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12576 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12577 correct stack (obvious VMS fix).
12579 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12581 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12582 date, version info if VMS_DEBUGGING_INFO defined.
12583 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12584 size, date calculating code moved here.
12586 2009-07-29 Paul Brook <paul@codesourcery.com>
12588 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12591 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12594 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12595 to DImode when generating insq_le insn.
12597 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12599 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12600 New macro set for VMS_DEBUGGGING_INFO.
12601 (AT_string_form): Use it.
12603 2009-07-28 DJ Delorie <dj@redhat.com>
12605 * config/mep/mep.c (vtext_section): New.
12606 (vftext_section): New.
12607 (ftext_section): New.
12608 (mep_select_section): Add support for functions.
12609 (mep_unique_section): Likewise.
12610 (mep_asm_init_sections): Likewise.
12611 (mep_encode_section_info): Remove it from here.
12613 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12615 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12617 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12618 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12620 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12622 * dwarf2out.c (output_file_names): Test new macro
12623 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12624 (add_comp_dir_attribute): Likewise.
12626 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12628 * config/i386/mingw-w64.h (LINK_SPEC): Add
12629 separating space between commands.
12631 2009-07-28 Jan Hubicka <jh@suse.cz>
12633 PR tree-optimization/40759
12634 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12637 2009-07-27 DJ Delorie <dj@redhat.com>
12639 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12640 types are dword-aligned.
12641 (mep_expand_va_start): Likewise.
12643 2009-07-27 Olivier Hainque <hainque@adacore.com>
12644 Douglas B Rupp <rupp@gnat.com>
12646 * convert.c (convert_to_pointer): Don't assume the target
12647 pointer type is POINTER_SIZE long. Fetch its precision instead.
12649 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12651 * system.h (fopen): Undefine if macro.
12653 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12655 * dwarf2out.c (output_cfi_p): Removed.
12656 (output_cfis): New function.
12657 (output_fde): New function, split from output_call_frame_info.
12658 (output_call_frame_info): Use it.
12659 (dwarf2out_switch_text_section): Use output_cfis.
12661 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12663 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12664 TARGET_BI_ARCH is specified without enabling SJLJ.
12665 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12666 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12668 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12670 * arm.md (negdi2): Use DImode if forcing a value into a register.
12672 2009-07-26 Ira Rosen <irar@il.ibm.com>
12674 PR tree-optimization/40801
12675 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12676 of vector operand from the previous copy of vector statement.
12677 Pass the correct definition type value to
12678 vect_get_vec_def_for_stmt_copy().
12680 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12682 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12683 const char ** conversion.
12685 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12687 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12688 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12689 (gcc_unreachable): Invoke __builtin_unreachable() if
12690 !ENABLE_ASSERT_CHECKING.
12692 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12694 PR rtl-optimization/40445
12695 * emit-rtl.c (next_nonnote_insn_bb): New function.
12696 * rtl.h (next_nonnote_insn_bb): Declare new function.
12697 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12698 with no successors that is the successor of the ENTRY_BLOCK.
12699 Continue from the top after removing an empty fallthrough block.
12700 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12701 of next_nonnote_insn.
12703 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12705 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12707 2009-07-25 Martin Jambor <mjambor@suse.cz>
12709 * c-common.c (c_common_attribute_table): New element for noclone.
12710 (handle_noclone_attribute): New function. Forward-declare.
12711 * tree-inline.c (tree_versionable_function_p): Check for noclone
12713 * doc/extend.texi (Labels as Values): Document need for noclone.
12714 (Function Attributes): Document noclone attribute.
12716 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12718 PR rtl-optimization/34999
12719 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12720 and dw_fde_switched_cold_to_hot fields.
12721 (output_cfi_p): New function.
12722 (output_call_frame_info): If fde->dw_fde_switched_sections,
12723 output 2 FDEs instead of one with corrupted header.
12724 (dwarf2out_do_cfi_startproc): New function.
12725 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12726 and fde->dw_fde_switched_cold_to_hot.
12727 (dwarf2out_switch_text_section): Compute
12728 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12729 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12730 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12731 Otherwise, compute fde->dw_fde_switch_cfi.
12733 2009-07-24 Cary Coutant <ccoutant@google.com>
12735 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12737 2009-07-24 Cary Coutant <ccoutant@google.com>
12739 * cfghooks.c (split_block): Copy discriminator to new block.
12740 * tree-cfg.c (assign_discriminator): Check location of last
12741 instruction in block as well as first.
12743 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12745 * config/i386/linux.c: Use fputs or putc instead of fprintf
12747 * config/i386/gas.h: Ditto.
12748 * config/i386/x86-64.h: Ditto.
12749 * config/i386/att.h: Ditto.
12751 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12753 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12756 2009-07-24 Martin Jambor <mjambor@suse.cz>
12758 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12759 (ipa_push_func_to_list_1): Declare.
12760 (ipa_push_func_to_list): New function.
12762 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12763 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12764 (ipa_push_func_to_list): Removed.
12765 (ipa_pop_func_from_list): Clear node_enqueued flag.
12767 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12769 * config/s390/s390.c (override_options): Default
12770 max-unrolled-insns to 100 for z10 tuning.
12772 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12774 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12775 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12776 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12777 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12778 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12779 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12780 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12782 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12784 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12785 use default set in mingw32.h header.
12786 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12787 64-bit /mingw/include path.
12788 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12791 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12793 PR rtl-optimization/40209
12794 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12796 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12798 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12799 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12800 with the rest of string where appropriate. Use fputs or putc
12801 instead of fprintf where appropriate.
12803 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12804 Pat Haugen <pthaugen@us.ibm.com>
12805 Revital Eres <ERES@il.ibm.com>
12807 * config/rs6000/vector.md: New file. Move most of the vector
12808 expander support here from altivec.md to allow for the VSX vector
12809 unit in the future. Add support for secondary_reload patterns.
12810 Rewrite the patterns for vector comparison, and vector comparison
12811 predicate instructions so that the RTL expresses the desired
12812 behavior, instead of using unspec.
12814 * config/rs6000/constraints.md ("f" constraint): Use
12815 rs6000_constraints to hold the precalculated register class.
12816 ("d" constraint): Ditto.
12817 ("wd" constraint): New constraint for VSX.
12818 ("wf" constraint): Ditto.
12819 ("ws" constraint): Ditto.
12820 ("wa" constraint): Ditto.
12821 ("wZ" constraint): Ditto.
12822 ("j" constraint): Ditto.
12824 * config/rs6000/predicates.md (vsx_register_operand): New
12826 (vfloat_operand): New predicate for vector.md.
12827 (vint_operand): Ditto.
12828 (vlogical_operand): Ditto.
12829 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12830 (easy_vector_constant): Add VSX support.
12831 (altivec_indexed_or_indirect_operand): New predicate for
12832 recognizing Altivec style memory references with AND -16.
12834 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12835 for vector secondary reload support.
12836 (rs6000_vector_reg_class): Delete, replacing it with
12837 rs6000_constraints.
12838 (rs6000_vsx_reg_class): Ditto.
12839 (rs6000_constraints): New array to hold the register classes of
12840 each of the register constraints that can vary at runtime.
12841 (builtin_mode_to_type): New static array for builtin function type
12843 (builtin_hash_table): New static hash table for builtin function
12845 (TARGET_SECONDARY_RELOAD): Define target hook.
12846 (TARGET_IRA_COVER_CLASSES): Ditto.
12847 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12848 registers are 128 bits if VSX memory reference instructions are used.
12849 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12850 unit is being used.
12851 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12852 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12853 Print several of the scheduling related parameters.
12854 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12855 rs6000_constraints instead of rs6000_vector_reg_class. Move
12856 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12857 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12858 Altivec. Add VSX support. Setup for secondary reload support on
12859 Altivec/VSX registers.
12860 (rs6000_override_options): Make power7 set the scheduling groups
12861 like the power5. Add support for new debug switches to override
12862 the scheduling defaults. Temporarily disable -mcpu=power7 from
12863 setting -mvsx. Add support for debug switches -malways-hint,
12864 -msched-groups, and -malign-branch-targets.
12865 (rs6000_buitlin_conversion): Add support for returning unsigned
12866 vector conversion functions to fix regressions due to stricter
12868 (rs6000_builtin_mul_widen_even): Ditto.
12869 (rs6000_builtin_mul_widen_odd): Ditto.
12870 (rs6000_builtin_vec_perm): Ditto.
12871 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12872 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12873 to zero a register.
12874 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12875 generated upstream.
12876 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12877 VSX types for bit operations. Changes to accomidate vector.md.
12878 (bdesc_2arg): Ditto.
12879 (bdesc_1arg): Ditto.
12880 (struct builtin_description_predicates): Rewrite predicate
12881 handling so that RTL describes the operation, instead of passing
12882 the instruction to be used as a string argument.
12883 (bdesc_altivec_preds): Ditto.
12884 (altivec_expand_predicate_builtin): Ditto.
12885 (altivec_expand_builtin): Ditto.
12886 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12887 statement for vsldoi support.
12888 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12889 (altivec_expand_st_builtin): Ditto.
12890 (paired_expand_builtin): Whitespace changes.
12891 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12892 builtin_mode_to_type table for secondary reload. Call
12893 builtin_function_type to build random builtin functions.
12894 (altivec_init_builtins): Change to use builtin_function_type to
12895 create builtin function types dynamically as we need them.
12896 (builtin_hash_function): New support for hashing the tree types
12897 for builtin function as we need it, rather than trying to build
12898 all of the trees that we need. Add initial preliminary VSX support.
12899 (builtin_function_type): Ditto.
12900 (builtin_function_eq): Ditto.
12901 (builtin_hash_struct): Ditto.
12902 (rs6000_init_builtins): Ditto.
12903 (rs6000_common_init_builtins): Ditto.
12904 (altivec_init_builtins): Ditto.
12905 (rs6000_common_init_builtins): Ditto.
12906 (enum reload_reg_type): New enum for simplifing reg classes.
12907 (rs6000_reload_register_type): Simplify register classes into GPR,
12908 Vector, and other registers. Altivec and VSX addresses in reload.
12909 (rs6000_secondary_reload_inner): Ditto.
12910 (rs6000_ira_cover_classes): New target hook, that returns the
12911 appropriate cover classes, based on -mvsx being used or not.
12912 (rs6000_secondary_reload_class): Add VSX support.
12913 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12914 (get_vsel_insn): Ditto.
12915 (rs6000_emit_vector_compare): Rewrite vector conditional support
12916 so that where we can, we use RTL operators, instead of blindly use
12918 (rs6000_emit_vector_select): Ditto.
12919 (rs6000_emit_vector_cond_expr): Ditto.
12920 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12921 (create_TOC_reference): Add -mdebug=addr support.
12922 (emit_frame_save): VSX loads/stores need register indexed addressing.
12924 * config/rs6000/rs6000.md: Include vector.md.
12926 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12928 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12929 support for V2DI, V2DF in logical, permute, select operations.
12931 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12932 switch for vsx/power7.
12933 (-mvsx-scalar-memory): Ditto.
12934 (-mvsx-align-128): Ditto.
12935 (-mallow-movmisalign): Ditto.
12936 (-mallow-df-permute): Ditto.
12937 (-msched-groups): Ditto.
12938 (-malways-hint): Ditto.
12939 (-malign-branch-targets): Ditto.
12941 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12943 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12944 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12945 (rs6000_vector_reg_class): Delete.
12946 (rs6000_vsx_reg_class): Ditto.
12947 (enum rs6000_reg_class_enum): New enum for the constraints that
12948 vary based on target switches.
12949 (rs6000_constraints): New array to hold the register class for all
12950 of the register constraints that vary based on the switches used.
12951 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12952 (enum rs6000_builtins): Add unsigned varients for the builtin
12953 declarations returned by target hooks for expanding multiplies,
12954 select, and permute operations. Add VSX builtins.
12955 (enum rs6000_builtin_type_index): Add entries for VSX.
12956 (V2DI_type_node): Ditto.
12957 (V2DF_type_node): Ditto.
12958 (unsigned_V2DI_type_node): Ditto.
12959 (bool_long_type_node): Ditto.
12960 (intDI_type_internal_node): Ditto.
12961 (uintDI_type_internal_node): Ditto.
12962 (double_type_internal_node): Ditto.
12964 * config/rs6000/altivec.md (whole file): Move all expanders to
12965 vector.md from altivec.md. Rename insn matching functions to be
12967 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12968 (altivec_vcmp*): Ditto.
12969 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12970 (VM): New iterator for moves that includes the VSX types.
12971 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12972 (altivec_vperm_<mode>_uns): New, for unsigned types.
12973 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12974 (altivec_eq<mode>): Ditto.
12975 (altivec_gt<mode>): Ditto.
12976 (altivec_gtu<mode>): Ditto.
12977 (altivec_eqv4sf): Ditto.
12978 (altivec_gev4sf): Ditto.
12979 (altivec_gtv4sf): Ditto.
12980 (altivec_vcmpbfp_p): Ditto.
12982 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12984 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12987 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12990 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12991 ASM_SHORT instead of .word.
12992 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12993 instead of .word in asm template.
12995 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12998 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12999 (process_bb_node_lives): Use it.
13001 * ira.c (setup_cover_and_important_classes): Don't setup
13002 ira_important_class_nums. Add cover classes to the end of
13004 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
13006 (find_reg_class_closure): Use reorder_important_classes.
13008 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
13010 * config/i386/i386.c (i386_ira_cover_classes): New function.
13011 (TARGET_IRA_COVER_CLASSES): Redefine.
13013 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
13014 importance of order of cover classes in the array.
13016 2009-07-22 Diego Novillo <dnovillo@google.com>
13018 * tree-pass.h (TDF_EH): Define.
13019 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
13020 contains TDF_EH, print the EH region number holding GS.
13021 * tree-dump.c (dump_options): Add "eh".
13022 * doc/invoke.texi: Document it.
13024 2009-07-22 Doug Kwan <dougkwan@google.com>
13026 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13028 2009-07-22 Michael Matz <matz@suse.de>
13030 PR tree-optimization/35229
13031 PR tree-optimization/39300
13033 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
13034 (inhibit_phi_insertion): New function.
13035 (insert_into_preds_of_block): Call it for REFERENCEs.
13036 (init_pre): Initialize and finalize scalar evolutions.
13037 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
13039 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
13041 * config/i386/predicates.md (zero_extended_scalar_load_operand):
13042 Use CONST_VECTOR_NUNITS to determine number of elements.
13044 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
13046 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
13047 (U, W): Constraints are now deprecated and will be removed if we
13048 run out of letters.
13049 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13051 ("prefetch"): Add the stcmh instruction for prefetching.
13052 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13054 (s390_short_displacement): Return always true if compiling for
13055 machines not providing the long displacement facility.
13056 (s390_mem_constraint): Support the new constraint letter Z.
13057 (s390_check_qrst_address): New function.
13059 2009-07-21 DJ Delorie <dj@redhat.com>
13061 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
13064 2009-07-21 Jason Merrill <jason@redhat.com>
13066 * c-common.c (max_tinst_depth): Increase default to 1024.
13068 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13070 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13071 (vec_unpacku_float_lo_v4si): Ditto.
13073 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13076 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
13077 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
13078 (builtin_description): Add __builtin_ia32_cvtudq2ps.
13079 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
13081 2009-07-21 Jakub Jelinek <jakub@redhat.com>
13083 PR tree-optimization/40813
13084 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
13087 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
13089 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
13090 with a NOP_EXPR if needed.
13092 2009-07-21 Paul Brook <paul@codesourcery.com>
13094 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
13095 Terminate debug dump with newline.
13097 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13099 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
13100 Cast "1" to unsigned HOST_WIDE_INT.
13101 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
13102 deposit length to the maximum length - lsb. Extend length if
13103 HOST_BITS_PER_WIDE_INT is 32.
13105 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13107 * cgraph.h (constant_pool_htab): New function.
13108 (constant_descriptor_tree): Move from varasm.c.
13109 * varasm.c (constant_pool_htab): New function.
13110 (constant_descriptor_tree): Move to cgraph.h.
13112 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13114 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13116 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13118 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13121 2009-07-20 Xinliang David Li <davidxl@google.com>
13123 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13125 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13127 * config/mips/mips.md (move_type): Add arith.
13128 (type): Handle arith.
13129 (zero_extendsidi2): Rename this into ...
13130 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13131 (zero_extendsidi2): New expander.
13132 (*zero_extendsidi2_dext): New pattern.
13134 2009-07-20 Nick Clifton <nickc@redhat.com>
13136 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13137 to set MIPS_ABI_DEFAULT.
13138 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13140 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13142 * tree-object-size.c (addr_object_size): Handle unions with
13143 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13145 PR tree-optimization/40792
13146 * tree.c (build_function_type_skip_args): Remove bogus assert.
13148 2009-07-20 Jan Hubicka <jh@suse.cz>
13149 Martin Jambor <mjambor@suse.cz>
13151 * cgraph.h (combined_args_to_skip): New field.
13152 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13153 combined_args_to_skip and args_to_skip.
13154 * tree-inline.c (update_clone_info): New function.
13155 (tree_function_versioning): Call update_clone_info.
13156 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13158 (cgraph_materialize_all_clones): More extensive dumping, working
13159 with combined_args_to_skip rather than args_to_skip.
13161 2009-07-20 Ira Rosen <irar@il.ibm.com>
13163 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13164 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13165 (get_initial_def_for_reduction): Likewise.
13166 (vectorizable_reduction): Skip the check of first operand in case
13167 of COND_EXPR. Add check that it is outer loop vectorization if
13168 nested cycle was detected. Call vectorizable_condition() for
13169 COND_EXPR. If reduction epilogue cannot be created do not fail for
13170 nested cycles (if it is not double reduction). Assert that there
13171 is only one type in the loop in case of COND_EXPR. Call
13172 vectorizable_condition() to vectorize COND_EXPR.
13173 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13174 Add parameters. Allow nested cycles if called from
13175 vectorizable_reduction(). Use reduction vector variable if provided.
13176 (vect_analyze_stmt): Call vectorizable_reduction() before
13177 vectorizable_condition().
13178 (vect_transform_stmt): Update call to vectorizable_condition().
13180 2009-07-20 Christian Bruel <christian.bruel@st.com>
13182 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13183 * doc/invoke.texi (-mfmovd): Likewise.
13184 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13186 2009-07-20 Jan Hubicka <jh@suse.cz>
13188 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13189 when handling SSA name.
13191 2009-07-19 Jan Hubicka <jh@suse.cz>
13193 PR tree-optimization/40676
13194 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13195 virtual PHIs in empty BBs.
13197 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13199 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13200 re-expanded the compound use gen_lowpart instead to convert to the
13203 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13205 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
13206 OUTER_CONST arguments.
13207 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
13208 the new wider mode will be masked off.
13209 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
13211 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13213 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
13214 high-order bits are zero.
13216 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13218 * combine.c (simplify_shift_const_1): Split code to determine
13219 shift_mode into ...
13220 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
13221 new bits shifted in are identical to the old sign bit.
13223 2009-07-18 Richard Guenther <rguenther@suse.de>
13226 * gimplify.c (gimplify_call_expr): Reject code using results from
13227 functions returning void.
13229 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13231 * doc/md.texi: Document the new PowerPC "es" constraint.
13232 Document that "m" can include automodified addresses on this target,
13233 and explain how %U must be used. Extend the "Q" and "Z" documentation
13234 to suggest "es" as well as "m".
13235 * config/rs6000/constraints.md (es): New memory constraint.
13236 (Q, Z): Update strings to match new documentation.
13238 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13240 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13241 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13242 * config/rs6000/predicates.md (volatile_mem_operand): Use
13243 offsettable_nonstrict_memref_p.
13244 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13245 (*floatunssidf2_internal): Likewise.
13246 (*fix_truncdfsi2_internal): Likewise.
13247 (*fix_trunctfsi2_internal): Likewise.
13249 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13251 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13252 atmega32u2 devices.
13253 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13255 2009-07-17 Richard Guenther <rguenther@suse.de>
13258 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13259 (pass_warn_unused_result): Likewise.
13260 (TODO_set_props): Remove.
13261 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13263 (pass_diagnose_omp_blocks): Define.
13264 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13265 (c_gimple_diagnostics_recursively): Remove.
13266 (finish_function): Do not call it.
13267 (c_write_global_declarations): Continue after errors.
13268 Finalize the CU here.
13269 * c-gimplify.c (c_genericize): Do not gimplify here.
13270 * c-common.c (c_warn_unused_result): Move ...
13271 * tree-cfg.c (do_warn_unused_result): ... here.
13272 (run_warn_unused_result): New function.
13273 (gate_warn_unused_result): New function.
13274 (pass_warn_unused_result): New pass.
13275 * c-common.h (c_warn_unused_result): Remove.
13276 * flags.h (flag_warn_unused_result): Declare.
13277 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13278 * opts.c (flag_warn_unused_result): Initialize to false.
13279 * toplev.c (compile_file): Add comment.
13280 * omp-low.c (create_omp_child_function): Do not register
13281 the function with the frontend.
13282 (diagnose_omp_structured_block_errors): Prepare to be
13283 called as optimization pass.
13284 (gate_diagnose_omp_blocks): New function.
13285 (pass_diagnose_omp_blocks): New pass.
13286 * cgraph.h (cgraph_optimize): Remove.
13287 (cgraph_analyze_function): Likewise.
13288 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13289 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13290 before their parents here.
13291 (cgraph_finalize_function): Not here.
13292 (cgraph_analyze_function): Gimplify functions here.
13293 (cgraph_finalize_compilation_unit): Continue after errors.
13294 Optimize the callgraph from here.
13295 (cgraph_optimize): Make static.
13296 * langhooks.c (write_global_declarations): Finalize the CU.
13297 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13298 (gimplify_function_tree): Assert we gimplify only once.
13299 Set PROP_gimple_any property.
13300 * tree-nested.c (gimplify_all_functions): New function.
13301 (lower_nested_functions): Gimplify all nested functions.
13302 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13303 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13304 and pass_diagnose_omp_blocks after gimplification. Do not
13305 set TODO_set_props on all_lowering_passes.
13306 (execute_one_pass): Do not handle TODO_set_props.
13307 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13308 (gimplify.o): Add tree-pass.h dependency.
13309 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13310 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13311 (unsave_r): Likewise.
13312 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13313 temporary variable.
13315 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13317 * doc/service.texi (Service): Restore previously removed link,
13318 which isn't broken after all.
13320 2009-07-17 Richard Guenther <rguenther@suse.de>
13322 PR tree-optimization/40321
13323 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13324 PHI nodes to the maximal set.
13325 (make_values_for_phi): Add PHI arguments to the maximal set.
13326 (execute_pre): Dump PHI_GEN and the maximal set.
13328 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13331 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13334 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13336 * doc/extend.texi (Nested Functions): Replace broken link with
13338 * doc/service.texi (Service): Remove broken link.
13340 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13343 * builtins.c (expand_builtin_memcmp): Use loc instead of
13344 EXPR_LOCATION (exp).
13345 (expand_builtin_strncmp): Likewise.
13347 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13348 Manuel López-Ibáñez <manu@gcc.gnu.org>
13351 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13352 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13353 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13354 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13355 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13356 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13357 tree-inline.c, c-common.c, c-common.h, gimple.c,
13358 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13359 convert.c: Add location argument to fold_{unary,binary,ternary},
13360 fold_build[123], build_call_expr, build_size_arg,
13361 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13362 fold_build1_initializer, fold_build2_initializer,
13363 fold_build3_initializer, fold_build_call_array,
13364 fold_build_call_array_initializer, fold_single_bit_test,
13365 omit_one_operand, omit_two_operands, invert_truthvalue,
13366 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13367 combine_comparisons, fold_builtin_*, fold_call_expr,
13368 build_range_check, maybe_fold_offset_to_address, round_up,
13371 2009-07-16 Jason Merrill <jason@redhat.com>
13374 * c-common.c (c_common_reswords): Add __is_standard_layout
13376 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13377 * doc/implement-cxx.texi: New.
13378 * doc/gcc.texi: Include it.
13380 2009-07-16 DJ Delorie <dj@redhat.com>
13382 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13383 compares that may be indirectly affected by previous instructions.
13385 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13387 * builtins.c (do_mpc_arg2): New.
13388 (fold_builtin_2): Fold builtin cpow.
13389 * real.h (HAVE_mpc_pow): New.
13391 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13393 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13394 comparison to skip unprofitable schedule
13396 2009-07-16 Simon Baldwin <simonb@google.com>
13398 * gcc.c (option_map): New flag -no-canonical-prefixes.
13399 * (display_help): Print help text for new flag.
13400 * (process_command): Move options translation and language specifics
13401 and handle new flag early. Use it to set a function pointer to a
13402 prefix builder. Replace make_relative_prefix calls with calls to
13403 the function pointed to. Ignore new flag in regular options handling.
13404 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13406 2009-07-15 DJ Delorie <dj@redhat.com>
13408 * config/mep/mep.md (sibcall_internal): Change register to avoid
13409 argument registers.
13410 (sibcall_value_internal): Likewise.
13412 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13414 PR rtl-optimization/40710
13415 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13417 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13419 * config/mips/mips.md (*extenddi_truncate<mode>,
13420 *extendsi_truncate<mode>): Change type attribute to move_type
13421 with shift_shift. Split out code handling exts from here ...
13422 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13424 (*extendhi_truncateqi): Change type attribute to move_type with
13425 shift_shift. Split out code handling exts from here ...
13426 (*extendhi_truncateqi_exts): ... to this new pattern.
13428 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13430 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13431 instead of "and" with inverted sign bit mask value. Use
13432 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13433 Allocate registers only for operand 4 and operand 5.
13435 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13437 PR middle-end/40747
13438 * fold-const.c (fold_cond_expr_with_comparison): When folding
13439 < and <= to MIN, make sure the MIN uses the same type as the
13440 comparison's operands.
13442 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13444 * arm.md (ior_xor): New code iterator.
13445 (split for ior/xor with shift and zero-extend): New split pattern.
13446 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13448 2009-07-15 Richard Guenther <rguenther@suse.de>
13450 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13453 2009-07-15 Richard Guenther <rguenther@suse.de>
13455 PR middle-end/40753
13456 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13458 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13460 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13461 handle 2.6.30 kernel.
13463 2009-07-15 DJ Delorie <dj@redhat.com>
13465 * config/mep/mep.md (sibcall_internal): Change register to allow
13466 for 24-bit addresses.
13467 (sibcall_value_internal): Likewise.
13469 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13471 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13472 that are enabled/disabled by the flags introduced by a previous patch.
13474 2009-07-14 DJ Delorie <dj@redhat.com>
13476 * config/mep/mep.md (sibcall_internal): Include non-toggling
13478 (sibcall_value_internal): Likewise.
13480 2009-07-14 Taras Glek <tglek@mozilla.com>
13481 Rafael Espindola <espindola@google.com>
13483 * doc/sourcebuild.texi: Document install-plugin target.
13484 * configure.ac: Added install-plugin target to language makefiles.
13485 * configure: Regenerate.
13486 * Makefile.in (install-plugin): Install more headers,
13487 depend on lang.install-plugin.
13489 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13491 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13494 2009-07-14 DJ Delorie <dj@redhat.com>
13496 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13497 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13498 * config/mep/mep.md (sibcall_internal): Change test from
13499 mep_vliw_mode_match to mep_vliw_jmp_match.
13500 (sibcall_value_internal): Likewise.
13502 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13504 * config/i386/sse.md (copysign<mode>3): New expander.
13505 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13506 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13507 Use ix86_build_const_vector.
13508 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13509 IX86_BUILTIN_CPYSGNPD.
13510 (builtin_description): Add __builtin_ia32_copysignps and
13511 __builtin_ia32_copysignpd.
13512 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13513 and BUILT_IN_COPYSIGNF.
13515 2009-07-13 Jason Merrill <jason@redhat.com>
13517 * builtins.c (can_trust_pointer_alignment): New fn.
13518 (get_pointer_alignment): Factor it out from here.
13519 * tree.h: Declare it.
13521 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13523 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13526 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13530 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13532 2009-07-14 Richard Guenther <rguenther@suse.de>
13533 Andrey Belevantsev <abel@ispras.ru>
13535 PR middle-end/40745
13536 * cfgexpand.c (partition_stack_vars): Do not bother to update
13537 alias information when not optimizing.
13539 2009-07-14 Richard Guenther <rguenther@suse.de>
13540 Andrey Belevantsev <abel@ispras.ru>
13542 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13543 (pt_solution_set): Likewise.
13544 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13545 * tree-ssa-structalias.c (pt_solution_set): New function.
13546 * final.c (rest_of_clean_state): Free SSA data structures.
13547 * print-rtl.c (print_decl_name): Remove.
13548 (print_mem_expr): Implement in terms of print_generic_expr.
13549 * alias.c (ao_ref_from_mem): New function.
13550 (rtx_refs_may_alias_p): Likewise.
13551 (true_dependence): Query alias-export info.
13552 (canon_true_dependence): Likewise.
13553 (write_dependence_p): Likewise.
13554 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13556 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13557 (mem_expr_equal_p): Use operand_equal_p.
13558 (set_mem_attributes_minus_bitpos): Do not use
13559 component_ref_for_mem_expr.
13560 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13561 (update_alias_info_with_stack_vars): Likewise.
13562 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13563 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13564 explicitly nor clear stmt operands.
13565 Free the decl-to-pointer map.
13566 * tree-optimize.c (execute_free_datastructures): Do not free
13567 SSA data structures here.
13568 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13569 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13570 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13572 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13574 2009-07-13 DJ Delorie <dj@redhat.com>
13576 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13577 unrolling at the right iteration count.
13579 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13582 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13584 * haifa-sched.c (rank_for_schedule): Introduced flags to
13585 enable/disable individual scheduling heuristics.
13586 * common.opt: Introduced flags to enable/disable individual
13587 heuristics in the scheduler.
13588 * doc/invoke.texi: Introduced flags to enable/disable individual
13589 heuristics in the scheduler.
13591 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13593 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13594 config/i386/mingw-tls.c.
13595 * config/i386/mingw-tls.c: Removed.
13597 2009-07-13 Ira Rosen <irar@il.ibm.com>
13599 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13600 checks access only relevant statements.
13601 (vectorizable_reduction): Likewise.
13603 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13605 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13606 just for 32-bit case.
13608 2009-07-12 Jan Hubicka <jh@suse.cz>
13610 PR tree-optimization/40585
13611 * except.c (expand_resx_expr): When there already is resume
13612 instruction, produce linked list.
13613 (build_post_landing_pads): Assert that resume is empty.
13614 (connect_post_landing_pads): Handle resume lists.
13615 (dump_eh_tree): Dump resume list.
13617 2009-07-12 Ira Rosen <irar@il.ibm.com>
13619 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13620 with additional argument.
13621 * tree-vectorizer.h (enum vect_def_type): Add
13622 vect_double_reduction_def.
13623 (vect_is_simple_reduction): Add argument.
13624 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13626 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13627 vect_is_simple_reduction with additional argument.
13628 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13630 (reduction_code_for_scalar_code): Handle additional codes by
13631 returning ERROR_MARK for them. Fix comment and indentation.
13632 (vect_is_simple_reduction): Fix comment, add argument to specify
13633 double reduction. Detect double reduction.
13634 (get_initial_def_for_induction): Fix indentation.
13635 (get_initial_def_for_reduction): Fix comment and indentation.
13636 Handle double reduction. Create initial definitions that do not
13637 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13638 (vect_create_epilog_for_reduction): Fix comment, add argument to
13639 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13640 epilogue result extraction. Create double reduction phi node and
13641 replace relevant uses.
13642 (vectorizable_reduction): Call vect_is_simple_reduction with
13643 additional argument. Fix indentation. Update epilogue code treatment
13644 according to the changes in reduction_code_for_scalar_code. Check
13645 for double reduction. Call vect_create_epilog_for_reduction with
13646 additional argument.
13647 * tree-vect-stmts.c (process_use): Handle double reduction, update
13649 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13650 (vect_get_vec_def_for_operand): Likewise.
13652 2009-07-12 Danny Smith <dansmister@gmail.com>
13654 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13655 dllexport if !TREE_PUBLIC.
13656 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13658 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13660 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13661 (avr_extra_arch_macro) Remove declatation.
13662 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13663 (avr_extra_arch_macro) Declare as static.
13664 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13666 2009-07-11 Jan Hubicka <jh@suse.cz>
13668 PR middle-end/48388
13669 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13671 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13674 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13675 cold_in_std_section bits.
13676 (dwarf2out_begin_prologue): Initialize them.
13677 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13678 if already covered by text_section or cold_text_section range.
13680 PR rtl-optimization/40667
13681 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13682 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13683 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13684 * config/i386/i386.c (ix86_minimum_alignment): New function.
13685 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13686 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13687 * emit-rtl.c (gen_reg_rtx): Likewise.
13688 * function.c (assign_parms): Likewise. If nominal_type needs
13689 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13690 rather than passed_type's alignment.
13693 * function.c (assign_parm_setup_stack): Adjust
13694 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13695 from nominal_mode on big endian.
13697 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13699 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13701 2009-07-10 DJ Delorie <dj@redhat.com>
13703 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13705 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13707 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13709 (thumb2_cbnz): Likewise.
13711 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13714 * config.gcc (supported_defaults): Add synci.
13715 (with_synci): Add validation.
13716 (all_defaults): Add synci.
13717 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13720 * config/mips/mips.opt (msynci): New option.
13721 * config/mips/mips.c (mips_override_options): Warn on use of
13722 -msynci for targets that do now support it.
13723 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13725 * gcc/doc/invoke.texi (-msynci): Document the new option.
13726 * doc/install.texi (--with-synci): Document the new option.
13728 2009-07-10 Richard Guenther <rguenther@suse.de>
13730 PR tree-optimization/40496
13731 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13732 the PHI result with a compatible type.
13734 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13738 * c.opt (Wunused-result): New.
13739 * doc/invoke.texi: Document it.
13740 * c-common.c (c_warn_unused_result): Use it.
13742 2009-07-09 DJ Delorie <dj@redhat.com>
13744 * targhooks.c (default_target_can_inline_p): Rename from
13745 default_target_option_can_inline_p.
13746 * targhooks.h (default_target_can_inline_p): Likewise.
13747 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13748 TARGET_OPTION_CAN_INLINE_P.
13749 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13750 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13751 (mep_target_can_inline_p): Rename from
13752 mep_target_option_can_inline_p.
13755 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13756 registers used to pass vectors.
13758 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13760 2009-07-09 Tom Tromey <tromey@redhat.com>
13762 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13763 * config/mmix/mmix.c: Include dwarf2.h.
13764 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13765 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13766 * config/sh/sh.c: Include dwarf2.h.
13767 * config/i386/i386.c: Include dwarf2.h.
13768 * Makefile.in (DWARF2_H): Remove 'elf'.
13769 * except.c: Include dwarf2.h.
13770 * unwind-dw2.c: Include dwarf2.h.
13771 * dwarf2out.c: Include dwarf2.h.
13772 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13773 * unwind-dw2-fde.c: Include dwarf2.h.
13774 * dwarf2asm.c: Include dwarf2.h.
13776 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13778 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13779 (max_issue): Use it.
13780 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13782 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13783 (region_sched_info): Update.
13784 * sched-ebb.c (ebb_sched_info): Update.
13785 * modulo-sched.c (sms_sched_info): Update.
13786 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13788 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13790 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13792 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13794 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13796 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13798 PR middle-end/40692
13799 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13800 arg1 with arg01 if arg1 is already INTEGER_CST.
13802 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13804 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13805 Transform (and (truncate)) into (truncate (and)).
13807 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13809 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13810 creating LHS paradoxical subregs. Fix surrounding returns to
13811 use NULL_RTX rather than 0.
13813 2009-07-08 DJ Delorie <dj@redhat.com>
13815 * config/mep/mep.c (mep_option_can_inline_p): New.
13816 (TARGET_OPTION_CAN_INLINE_P): Define.
13818 2009-07-08 Mark Wielaard <mjw@redhat.com>
13821 * dwarf2out.c (add_data_member_location_attribute): When we have
13822 only a constant offset don't emit a new location description using
13823 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13826 2009-07-08 Richard Henderson <rth@redhat.com>
13829 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13830 (enum reg_class): Add CLOBBERED_REGS.
13831 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13832 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13833 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13834 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13835 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13836 force 64-bit sibcalls into R11.
13837 * config/i386/constraints.md (U): New constraint.
13838 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13839 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13840 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13842 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13844 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13846 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13847 * ebitmap.h (dump_ebitmap): Ditto.
13848 * optabs.h (optab_libfunc): Ditto.
13849 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13850 * tree-flow.h (vect_can_force_dr_alignment_p,
13851 get_vectype_for_scalar_type): Ditto.
13852 (vectorize_loops): Move prototype to ...
13853 * tree-vectorizer.h: ... here. Also, adjust comment.
13854 (vect_set_verbosity_level): Remove duplicate prototype.
13855 * tree-ssa-loop.c: Include tree-vectorizer.h.
13856 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13858 2009-07-08 Nick Clifton <nickc@redhat.com>
13860 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13863 2009-07-08 DJ Delorie <dj@redhat.com>
13865 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13866 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13867 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13869 * config/mep/intrinsics.md: Regenerated.
13870 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13871 registers when asm() or calls are detected.
13873 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13876 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13878 * gimple (gimple_build_call_from_tree): Likewise.
13879 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13880 no_warning flag before warning.
13882 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13884 * tree.c (set_expr_locus): Remove.
13885 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13886 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13888 * gimplify.c (internal_get_tmp_var): Likewise.
13889 (gimplify_call_expr): Likewise.
13890 (gimplify_one_sizepos): Likewise.
13892 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13895 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13896 to variables for debugging purposes.
13898 2009-06-23 Mark Loeser <mark@halcy0n.com>
13901 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13903 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13905 * pretty-print.c (pp_base_format): Remove %J.
13906 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13907 gcc_cxxdiag_char_table): Likewise.
13908 (init_dynamic_diag_info): Likewise.
13910 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13912 * pretty-print.c (pp_base_format): Remove %H.
13913 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13914 gcc_cxxdiag_char_table): Likewise.
13915 (init_dynamic_diag_info): Likewise.
13916 * config/mep/mep.c (mep_select_section): Likewise.
13918 2009-07-07 Duncan Sands <baldrick@free.fr>
13920 * final.c (pass_clean_state): Give the pass a name.
13921 * passes.c (pass_rest_of_compilation): Likewise.
13922 * tree-optimize.c (pass_all_optimizations): Likewise.
13924 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13926 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13927 an extra 'decl' for error_at.
13929 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13931 PR middle-end/40669
13932 * tree-tailcall.c (adjust_return_value_with_ops,
13933 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13934 if it has complex or vector type.
13936 2009-07-07 Olivier Hainque <hainque@adacore.com>
13938 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13941 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13943 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13945 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13947 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13948 * c-decl.c: Likewise.
13949 * function.c: Likewise.
13950 * varasm.c: Likewise.
13951 * tree-ssa.c: Likewise.
13952 * c-common.c: Likewise.
13953 * tree-cfg.c: Likewise.
13954 * config/spu/spu.c: Likewise.
13955 * config/ia64/ia64.c: Likewise.
13956 * config/v850/v850.c: Likewise.
13958 2009-07-06 DJ Delorie <dj@redhat.com>
13960 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13961 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13962 unspecified accesses to control registers.
13963 * config/mep/intrinsics.md: Regenerate.
13964 * config/mep/intrinsics.h: Regenerate.
13965 * config/mep/mep-intrin.h: Regenerate.
13967 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13969 * c-lex.c: Replace %H by an explicit location. Update all calls.
13970 * c-common.c: Likewise.
13971 * c-decl.c: Likewise.
13972 * c-typeck.c: Likewise.
13973 * fold-const.c: Likewise.
13974 * gimplify.c: Likewise.
13975 * stmt.c: Likewise.
13976 * tree-cfg.c: Likewise.
13977 * tree-ssa-loop-niter.c: Likewise.
13978 * tree-vrp.c: Likewise.
13979 * value-prof.c: Likewise.
13981 2009-07-06 Diego Novillo <dnovillo@google.com>
13983 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13984 if it has one. Handle cases where VAR does not have an
13985 annotation or cfun is NULL.
13987 2009-07-06 Diego Novillo <dnovillo@google.com>
13989 * tree.c: Include debug.h.
13990 (initialize_tree_contains_struct): New.
13991 (init_ttree): Call it.
13992 (tree_node_structure_for_code): Factor out of ...
13993 (tree_node_structure): ... here.
13994 * treestruct.def (TS_PHI_NODE): Remove.
13995 (TS_GIMPLE_STATEMENT): Remove.
13997 2009-07-06 Diego Novillo <dnovillo@google.com>
13999 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
14000 (debug_tree_chain): Handle cycles.
14002 2009-07-06 Nick Clifton <nickc@redhat.com>
14003 DJ Delorie <dj@redhat.com>
14005 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14006 __FMOVD_ENABLED__ is defined.
14008 (TARGET_FMOVD): Provide a default definition.
14009 (MASK_FMOVD): Likewise.
14010 (TARGET_CPU_CPP_BUILTINS): Define
14011 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14012 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14013 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
14014 (split for DF load from memory into register): Also handle
14015 MEMs which consist of REG+DISP addressing.
14016 (split for DF store from register to memory): Likewise.
14017 (movsf_ie): Always use single fp_mode.
14018 * config/sh/sh.c (sh_override_options): Do not automatically
14019 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14020 that to the -mfmovd command line switch.
14021 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
14022 (fldi_ok): Always allow.
14023 * config/sh/sh.opt (mfmovd): Remove this switch.
14024 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14026 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
14027 Kaz Kojima <kkojima@gcc.gnu.org>
14029 PR rtl-optimization/30807
14030 * postreload.c (reload_combine): For every new use of REG_SUM,
14031 record the use of BASE.
14033 2009-07-06 Jan Hubicka <jh@suse.cz>
14035 * params.def: Revert my accidental commit at 2009-06-30.
14037 2009-07-04 Ian Lance Taylor <iant@google.com>
14040 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
14042 (mingw_format_attribute_overrides): Likewise.
14044 2009-07-04 Jakub Jelinek <jakub@redhat.com>
14047 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
14048 don't check cfa.reg. Instead of cfa.indirect use
14049 fde && fde->drap_reg != INVALID_REGNUM test.
14051 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14053 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14055 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
14058 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
14060 2009-07-03 Richard Guenther <rguenther@suse.de>
14062 PR tree-optimization/40640
14063 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14066 2009-07-03 Jan Hubicka <jh@suse.cz>
14068 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
14069 for size, reduce amount of inlining.
14071 2009-07-03 Richard Guenther <rguenther@suse.de>
14073 PR middle-end/34163
14074 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
14075 if t +- x is known to not overflow and the conversion widens the
14077 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
14079 2009-07-03 Jan Hubicka <jh@suse.cz>
14081 * ipa-pure-const.c (analyze): Update loop optimizer init.
14082 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
14083 try_remove_empty_loop, remove_empty_loops): Remove.
14084 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
14085 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
14086 to mark regular loops as neccesary.
14087 (degenerate_phi_p): New function.
14088 (propagate_necessity, remove_dead_phis): Use it.
14089 (forward_edge_to_pdom): Likewise.
14090 (eliminate_unnecessary_stmts): Take care to remove uses of results of
14091 virtual PHI nodes that became unreachable.
14092 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
14093 * tree-flow.h (remove_empty_loops): Remove.
14094 * passes.c (init_optimization_passes): Remove.
14096 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
14098 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
14099 can_create_pseudo_p.
14100 (*fix_trunc<mode>_i387_1): Ditto.
14101 (*floathi<mode>2_1): Ditto.
14102 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
14103 (*fistdi2_1): Ditto.
14104 (*fist<mode>2_1): Ditto.
14105 (frndintxf2_floor): Ditto.
14106 (*fist<mode>2_floor_1): Ditto.
14107 (frndintxf2_ceil): Ditto.
14108 (*fist<mode>2_ceil_1): Ditto.
14109 (frndintxf2_trunc): Ditto.
14110 (frndintxf2_mask_pm): Ditto.
14111 (fxam<mode>2_i387_with_temp): Ditto.
14112 * config/i386/sse.md (mulv16qi3): Ditto.
14113 (*sse2_mulv4si3): Ditto.
14115 (sse4_2_pcmpestr): Ditto.
14116 (sse4_2_pcmpistr): Ditto.
14118 2009-07-03 Jan Hubicka <jh@suse.cz>
14120 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14121 (mark_stmt_necessary): Set it.
14122 (mark_operand_necessary): Set it.
14123 (mark_control_dependent_edges_necessary): Set it.
14124 (mark_virtual_phi_result_for_renaming): New function.
14125 (get_live_post_dom): New function.
14126 (forward_edge_to_pdom): New function.
14127 (remove_dead_stmt): Fix handling of control dependences.
14128 (tree_dce_init): Init new bitmap.
14129 (tree_dce_done): Free it.
14131 2009-07-02 Richard Guenther <rguenther@suse.de>
14134 * tree-ssa-structalias.c (new_var_info): Initialize
14137 2009-07-02 Jan Hubicka <jh@suse.cz>
14139 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14142 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14144 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14145 instead of recomputing it. Adjust calls.
14146 (emit_store_flag): Adjust recursive calls.
14148 2009-07-02 Richard Guenther <rguenther@suse.de>
14150 * tree-ssa-live.c (remove_unused_locals): Do not remove
14152 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14153 of DECL_EXTERNAL for HEAP variables.
14154 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14155 HEAP variables. Do not adjust RESTRICT vars.
14156 (find_what_var_points_to): Nobody cares if something
14157 points to READONLY.
14159 2009-07-02 Ben Elliston <bje@au.ibm.com>
14161 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14162 pc_low and pc_high declarations to the top of the function.
14164 2009-07-01 DJ Delorie <dj@redhat.com>
14166 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14167 registers as fixed.
14168 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14169 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14170 unspecified accesses to control registers.
14171 * config/mep/intrinsics.md: Regenerate.
14172 * config/mep/intrinsics.h: Regenerate.
14173 * config/mep/mep-intrin.h: Regenerate.
14175 2009-07-01 Anthony Green <green@moxielogic.com>
14177 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14178 instruction when possible.
14179 (moxie_expand_prologue): Ditto. Also, save an instruction and
14180 some complexity by popping off of $r12 instead of $sp.
14181 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14184 2009-07-01 Richard Henderson <rth@redhat.com>
14187 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14188 contained no insns, reposition note before last insn.
14190 2009-07-01 Richard Henderson <rth@redhat.com>
14193 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14194 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14196 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14199 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14200 darwin9 for printing reg addresses with %y.
14202 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14204 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
14205 truncation from operands in binary operations.
14207 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14210 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14211 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14212 subreg of op0 to the original op0.
14214 * expmed.c (store_bit_field_1): Use a temporary as the destination
14215 instead of a paradoxical subreg when we need to truncate the result.
14217 2009-07-01 DJ Delorie <dj@redhat.com>
14219 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
14220 names to VLIW variants.
14221 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
14222 * config/mep/intrinsics.md: Regenerate.
14223 * config/mep/intrinsics.h: Regenerate.
14224 * config/mep/mep-intrin.h: Regenerate.
14226 2009-07-01 Jakub Jelinek <jakub@redhat.com>
14229 * jump.c (returnjump_p): Revert last patch.
14230 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
14232 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14235 * pa.md (casesi32p): Use jump table label to determine the offset
14237 (casesi64p): Likewise.
14239 * pa.c (forward_branch_p): Return bool type. Use instruction
14240 addresses when available. Assert that INSN has a jump label.
14241 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14244 2009-07-01 Richard Guenther <rguenther@suse.de>
14246 PR tree-optimization/19831
14247 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14248 that only act as barriers do not make any previous stores necessary.
14249 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14250 HEAP variables global, do not add a constraint from nonlocal.
14251 (find_func_aliases): Handle escapes through return statements.
14252 (compute_points_to_sets): Make escaped HEAP variables global.
14254 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14257 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14258 after reducing a DImode cstore to SImode.
14260 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14262 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14263 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14265 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14267 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14268 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14270 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14271 and umod_optab if TARGET_BSD_DIVMOD.
14272 * config/vax/lib1funcs.asm: New file.
14273 * config/vax/t-linux: New file.
14274 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14276 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14279 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14280 to type arguments that have void type.
14283 * dwarf2out.c (gen_formal_parameter_die): Call
14284 equate_decl_number_to_die if node is different from origin.
14286 2009-06-30 Anthony Green <green@moxielogic.com>
14288 Clean up moxie port for --enable-build-with-cxx.
14289 * config/moxie/moxie.c (moxie_function_value): First two
14290 parameters are const_tree, not tree.
14291 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14292 (REG_CLASS_NAMES): Ditto.
14293 (REGNO_REG_CLASS): Ditto.
14294 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14295 (moxie_function_value): Fix constyness of arguments.
14297 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14299 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14300 finalize_size_functions before further processing.
14301 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14302 (variable_size): Call self_referential_size on size expressions
14303 that contain a PLACEHOLDER_EXPR.
14304 (size_functions): New static variable.
14305 (copy_self_referential_tree_r): New static function.
14306 (self_referential_size): Likewise.
14307 (finalize_size_functions): New global function.
14308 * tree.c: Include tree-inline.h.
14309 (push_without_duplicates): New static function.
14310 (find_placeholder_in_expr): New global function.
14311 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14313 <tcc_expression>: Likewise.
14314 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14315 the call in the expression.
14316 * tree.h (finalize_size_functions): Declare.
14317 (find_placeholder_in_expr): Likewise.
14318 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14319 (substitute_placeholder_in_expr): Update comment.
14320 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14322 (copy_tree_body_r): Likewise.
14323 (copy_tree_body): New static function.
14324 (maybe_inline_call_in_expr): New global function.
14325 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14326 (maybe_inline_call_in_expr): Declare.
14327 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14328 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14331 2009-06-30 Richard Guenther <rguenther@suse.de>
14333 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14335 (propagate_necessity): Do not mark reaching defs of stores
14338 2009-06-30 Jan Hubicka <jh@suse.cz>
14340 * cfgloopanal.c (check_irred): Move into ...
14341 (mark_irreducible_loops): ... here; return true if ireducible
14343 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14344 (analyze_function): Try to prove loop finiteness.
14345 * cfgloop.h (mark_irreducible_loops): Update prototype.
14346 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14348 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14350 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14352 2009-06-30 Ira Rosen <irar@il.ibm.com>
14354 PR tree-optimization/40542
14355 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14358 2009-06-30 Martin Jambor <mjambor@suse.cz>
14360 PR tree-optimization/40582
14361 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14362 than useless_type_conversion_p.
14363 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14366 2009-06-30 Martin Jambor <mjambor@suse.cz>
14368 PR middle-end/40554
14369 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14371 2009-06-30 Richard Guenther <rguenther@suse.de>
14373 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14374 use ao_ref references.
14375 (walk_aliased_vdefs): Likewise.
14376 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14377 * tree-ssa-dce.c (struct ref_data): Remove.
14378 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14379 (mark_aliased_reaching_defs_necessary): Adjust.
14380 (mark_all_reaching_defs_necessary_1): Likewise.
14382 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14385 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14386 (emit_store_flag_1): Extract from emit_store_flag, adjust
14387 calls to (what now is) emit_cstore.
14388 (emit_store_flag): Call emit_store_flag_1 and also use it
14389 for what used to be recursive calls.
14391 2009-06-30 Wei Guozhi <carrot@google.com>
14394 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14395 if the target bb post dominates from bb.
14396 * config/i386/i386.c (memory_address_length): Check existence of base
14397 register before using it.
14399 2009-06-30 Nick Clifton <nickc@redhat.com>
14400 DJ Delorie <dj@redhat.com>
14402 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14403 __FMOVD_ENABLED__ is defined.
14405 (TARGET_FMOVD): Provide a default definition.
14406 (MASK_FMOVD): Likewise.
14407 (TARGET_CPU_CPP_BUILTINS): Define
14408 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14409 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14410 two fmov instructions depending upon whether TARGET_FMOVD is
14412 (split for DF load from memory into register): Also handle
14413 MEMs which consist of REG+DISP addressing.
14414 (split for DF store from register to memory): Likewise.
14415 * config/sh/sh.opt (mfmovd): Remove this switch.
14416 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14417 * config/sh/sh.c (sh_override_options): Do not automatically
14418 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14419 that to the -mfmovd command line switch.
14421 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14423 (fldi_ok): Always allow.
14424 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14426 2009-06-29 DJ Delorie <dj@redhat.com>
14428 * doc/install.texi (mep-x-elf): Correct chip's full name.
14430 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14432 * doc/extend.texi: Fix typo.
14434 2009-06-29 Tom Tromey <tromey@redhat.com>
14436 * dwarf2.h: Remove.
14437 * Makefile.in (DWARF2_H): New variable.
14438 (except.o): Use it.
14439 (dwarf2out.o): Likewise.
14440 (dwarf2asm.o): Likewise.
14441 * config/i386/t-i386: Use DWARF2_H.
14442 * except.c: Include elf/dwarf2.h.
14443 * unwind-dw2.c: Include elf/dwarf2.h.
14444 * dwarf2out.c: Include elf/dwarf2.h.
14445 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14446 <dtprel>: New field.
14447 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14448 (size_of_loc_descr): Likewise.
14449 (output_loc_operands_raw): Likewise.
14450 (output_loc_operands): Handle new dtprel field.
14451 (loc_checksum): Update.
14452 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14453 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14454 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14455 * dwarf2asm.c: Include elf/dwarf2.h.
14456 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14457 * config/mmix/mmix.c: Include elf/dwarf2.h.
14458 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14459 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14460 * config/sh/sh.c: Include elf/dwarf2.h.
14461 * config/i386/i386.c: Include elf/dwarf2.h.
14463 2009-06-29 DJ Delorie <dj@redhat.com>
14465 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14467 * doc/extend.texi: Add MeP attributes and pragmas.
14468 * doc/invoke.text: Add MeP Options.
14469 * doc/contrib.texi: Add MeP contribution.
14470 * doc/md.texi: Add MeP constraints.
14471 * doc/install.texi: Add MeP target.
14473 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14475 * target.h (struct gcc_target): Add frame_pointer_required field.
14476 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14477 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14478 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14480 * reload1.c (update_eliminables): (Ditto.).
14481 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14482 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14483 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14485 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14487 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14488 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14489 (arm_frame_pointer_required): New function.
14491 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14492 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14493 (avr_frame_pointer_required_p): Declare as static.
14494 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14496 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14497 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14498 (bfin_frame_pointer_required): Make as static, change return type
14500 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14502 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14503 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14504 (cris_frame_pointer_required): New function.
14506 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14508 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14509 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14510 (fr30_frame_pointer_required): New function.
14512 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14513 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14514 (frv_frame_pointer_required): Make as static, change return type
14516 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14518 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14519 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14520 (ix86_frame_pointer_required): Make as static, change return type to
14522 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14524 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14525 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14527 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14529 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14531 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14533 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14534 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14535 (mips_frame_pointer_required): Make as static.
14536 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14538 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14539 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14540 (mmix_frame_pointer_required): Mew function.
14542 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14543 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14545 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14547 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14549 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14551 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14552 (CAN_ELIMINATE): Redefine.
14553 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14554 (sparc_frame_pointer_required): New function.
14555 (sparc_can_eliminate): New function.
14556 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14558 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14559 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14561 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14562 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14563 (xtensa_frame_pointer_required): Make as static, change return type
14565 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14568 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14570 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14571 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14572 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14573 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14574 (register_callback): Handle PLUGIN_START_UNIT.
14575 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14577 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14579 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14581 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14582 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14584 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14586 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14589 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14591 * doc/extend.texi (Additional Floating Types): __float128 is also
14592 supported on i386 targets.
14594 2009-06-29 Richard Guenther <rguenther@suse.de>
14596 PR middle-end/14187
14597 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14599 (pt_solutions_same_restrict_base): Declare.
14600 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14602 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14603 (make_constraint_from, make_copy_constraint): Move earlier.
14604 (make_constraint_from_heapvar): New function.
14605 (make_constraint_from_restrict): Likewise.
14606 (handle_lhs_call): Use it.
14607 (find_func_aliases): Use it to track conversions to restrict
14608 qualified pointers.
14609 (struct fieldoff): Add only_restrict_pointers flag.
14610 (push_fields_onto_fieldstack): Initialize it.
14611 (create_variable_info_for): Track global restrict qualified pointers.
14612 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14613 Track restrict qualified pointer arguments.
14614 (set_uids_in_ptset): Use varinfo is_global_var flag.
14615 (find_what_var_points_to): Set the vars_contains_restrict flag.
14616 Always create the points-to solution for sets including restrict tags.
14617 (pt_solutions_same_restrict_base): New function.
14618 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14619 qualified pointers use pt_solutions_same_restrict_base as
14620 additional source for disambiguation.
14622 2009-06-29 Richard Guenther <rguenther@suse.de>
14624 PR middle-end/38212
14625 * alias.c (find_base_decl): Remove.
14626 (get_deref_alias_set_1): Remove restrict handling.
14627 * c-common.c (c_apply_type_quals_to_decl): Do not set
14628 DECL_POINTER_ALIAS_SET.
14629 * gimplify.c (find_single_pointer_decl_1): Remove.
14630 (find_single_pointer_decl): Likewise.
14631 (internal_get_tmp_var): Remove restrict handling.
14632 (gimple_regimplify_operands): Likewise.
14633 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14634 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14635 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14636 * tree.c (restrict_base_for_decl): Remove.
14637 (init_ttree): Do not allocate it.
14638 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14639 LABEL_DECL_UID for label decls.
14640 (copy_node_stat): Do not copy restrict information.
14641 (decl_restrict_base_lookup): Remove.
14642 (decl_restrict_base_insert): Likewise.
14643 (print_restrict_base_statistics): Likewise.
14644 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14645 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14646 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14647 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14648 (LABEL_DECL_UID): Adjust.
14649 (DECL_BASED_ON_RESTRICT_P): Remove.
14650 (DECL_GET_RESTRICT_BASE): Likewise.
14651 (SET_DECL_RESTRICT_BASE): Likewise.
14652 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14654 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14655 instead of DECL_POINTER_ALIAS_SET.
14656 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14657 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14658 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14660 2009-06-29 Richard Guenther <rguenther@suse.de>
14662 PR tree-optimization/40579
14663 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14664 the IL to simplify has constants that overflowed.
14666 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14668 PR tree-optimization/40550
14669 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14670 vector_compute_type only when the size of vector_compute_type is
14671 less than the size of type.
14673 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14675 * fold-const.c (contains_label_1): Fix comments.
14676 (contains_label_p): Do not walk trees multiple time.
14678 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14680 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14681 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14682 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14683 ix86_fp_comparison_operator.
14684 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14685 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14686 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14687 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14688 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14689 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14690 (related splits): Change predicate to ix86_fp_comparison_operator.
14691 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14692 instead of ix86_fp_comparison_codes.
14693 (ix86_trivial_fp_comparison_operator,
14694 ix86_fp_comparison_operator): New.
14695 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14696 (ix86_expand_compare): Eliminate last two parameters.
14697 (ix86_fp_jump_nontrivial_p): Kill.
14698 * config/i386/i386.c (put_condition_code): Eliminate call to
14699 ix86_fp_comparison_codes and subsequent assertion.
14700 (ix86_fp_comparison_codes): Eliminate.
14701 (ix86_fp_swap_condition): New.
14702 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14703 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14704 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14705 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14706 and ix86_fp_swap_condition.
14707 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14708 Use ix86_fp_comparison_strategy.
14709 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14710 (ix86_fp_jump_nontrivial_p): Eliminate.
14711 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14712 call to ix86_expand_compare.
14713 (ix86_split_fp_branch, ix86_expand_setcc,
14714 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14715 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14717 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14719 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14720 related to jump_clobbers.
14721 * config/arm/arm.md (conds): Remove jump_clob case.
14722 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14723 splits): Change comparison_operator to arm_comparison_operator.
14724 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14727 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14729 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14730 condition for floating point modes.
14731 * expmed.c (emit_store_flag_1): Move here a bigger part
14732 of emit_store_flag.
14733 (emit_store_flag): Try swapping the condition for floating point
14735 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14737 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14739 * expr.c (expand_expr_real_1): Just use do_store_flag.
14740 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14741 emit_store_flag_force.
14742 * expmed.c (emit_store_flag_force): Copy here trick
14743 previously in expand_expr_real_1. Try reversing the comparison.
14744 (emit_store_flag_1): Work if target is NULL.
14745 (emit_store_flag): Work if target is NULL, using the result mode
14746 from the comparison. Use split_comparison, restructure final part
14747 to simplify conditionals.
14749 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14751 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14752 * dojump.c (do_jump): Change handling of floating-point
14753 ops to use just do_compare_and_jump.
14754 (split_comparison): New.
14755 (do_compare_rtx_and_jump): Add here logic coming previously
14756 in do_jump, using split_comparison.
14758 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14761 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14763 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14765 * tree-ssa-alias.c: Fix unintentional commit.
14767 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14769 * passes.c (execute_one_pass): Fix unintentional commit.
14771 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14773 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14774 (df_rd_local_compute, df_md_local_compute): Inline them.
14776 (df_md_scratch): New.
14777 (df_md_alloc, df_md_free): Allocate/free it.
14778 (df_md_local_compute): Only include live registers in init.
14779 (df_md_transfer_function): Prune the in-set computed by
14780 the confluence function, and the gen-set too.
14782 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14784 PR rtl-optimization/26854
14785 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14786 * df-problems.c (df_rd_add_problem): Fix comment.
14787 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14788 df_md_simulate_artificial_defs_at_top,
14789 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14790 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14791 df_md_transfer_function, df_md_init, df_md_confluence_0,
14792 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14793 problem_MD, df_md_add_problem): New.
14794 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14795 df_md_get_bb_info): New.
14796 (DF_LAST_PROBLEM_PLUS1): Adjust.
14798 * Makefile.in (fwprop.o): Include domwalk.h.
14799 * fwprop.c: Include domwalk.h.
14800 (reg_defs, reg_defs_stack): New.
14801 (bitmap_only_bit_between): Remove.
14802 (process_defs): New.
14803 (process_uses): Use reg_defs and local_md instead of
14804 bitmap_only_bit_between and local_rd.
14805 (single_def_use_enter_block): New, from build_single_def_use_links.
14806 (single_def_use_leave_block): New.
14807 (build_single_def_use_links): Remove code moved to
14808 single_def_use_enter_block, invoke domwalk.
14809 (use_killed_between): Adjust comment.
14811 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14813 * bitmap.h (bitmap_ior_and_into): New.
14814 * bitmap.c (bitmap_ior_and_into): New.
14816 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14818 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14819 before_dom_children_before_stmts and after_dom_children_after_stmts.
14820 Rename the two remaining callbacks to just before_dom_children and
14821 after_dom_children. Remove other GIMPLE statement walking bits.
14822 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14823 * graphite.c: Do not include domwalk.h.
14824 * tree-into-ssa.c (interesting_blocks): New global.
14825 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14826 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14827 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14828 now that they're not domwalk callbacks.
14829 (rewrite_initialize_block): Rename to...
14830 (rewrite_enter_block): ... this, place after called functions. Test
14831 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14832 (rewrite_finalize_block): Rename to...
14833 (rewrite_leave_block): ... this, place after called functions.
14834 (rewrite_update_init_block): Rename to...
14835 (rewrite_update_enter_block): ... this, place after called functions.
14836 Test interesting_blocks, call rewrite_update_stmt and
14837 rewrite_update_phi_arguments.
14838 (rewrite_update_fini_block): Rename to...
14839 (rewrite_leave_block): ... this, place after called functions.
14840 (rewrite_blocks): Remove last argument, simplify initialization of
14842 (mark_def_sites_initialize_block): Rename to...
14843 (mark_def_sites_block): ... this, call mark_def_sites.
14844 (mark_def_sites_blocks): Remove argument, simplify initialization of
14846 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14847 (update_ssa): Likewise.
14848 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14850 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14851 (dom_opt_initialize_block): Rename to...
14852 (dom_opt_enter_block): ... this, place after called functions. Walk
14853 statements here, inline propagate_to_outgoing_edges.
14854 (dom_opt_finalize_block): Rename to...
14855 (dom_opt_leave_block): ... this, place after called functions.
14856 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14858 (dse_enter_block, dse_record_phi): New.
14859 (dse_record_phis): Delete.
14860 (dse_finalize_block): Rename to...
14861 (dse_leave_block): ... this.
14862 (tree_ssa_dse): Simplify initialization of walk_data.
14863 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14864 Adjust initialization of walk_data.
14865 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14866 * tree-ssa-loop-phiopt.c (get_non_trapping):
14867 Adjust initialization of walk_data.
14868 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14869 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14870 it's not a domwalk callback.
14871 (uncprop_initialize_block): Rename to...
14872 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14873 (dse_finalize_block): Rename to...
14874 (dse_leave_block): ... this.
14875 (tree_ssa_uncprop): Simplify initialization of walk_data.
14876 * Makefile.in: Adjust dependencies.
14878 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14880 * arm.md (casesi): Fix test for Thumb1.
14881 (thumb1_casesi_internal_pic): Likewise.
14882 (thumb1_casesi_dispatch): Likewise.
14884 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14886 * config/arm/arm-cores.def: Added core cortex-m0.
14887 * config/arm/arm-tune.md: Regenerated.
14888 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14890 2009-06-26 DJ Delorie <dj@redhat.com>
14892 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14894 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14895 the scheduler doesn't tag jump insns.
14897 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14899 * c-decl.c (merge_decls): Re-indent.
14901 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14904 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14905 Special-case decimal float constants.
14907 2009-06-26 Richard Henderson <rth@redhat.com>
14909 * function.h (struct function): Add cannot_be_copied_reason,
14910 and cannot_be_copied_set.
14911 * tree-inline.c (has_label_address_in_static_1): Rename from
14912 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14913 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14914 don't set inline_forbidden_reason.
14915 (copy_forbidden): New function, split out of inline_forbidden_p.
14916 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14917 (inline_forbidden_p): Use copy_forbidden.
14918 (tree_versionable_function_p): Likewise.
14919 (inlinable_function_p): Merge into tree_inlinable_function_p.
14920 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14921 * ipa-cp.c (ipcp_versionable_function_p): New function.
14922 (ipcp_cloning_candidate_p): Use it.
14923 (ipcp_node_modifiable_p): Likewise.
14925 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14927 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14928 that is marked not to be inlined. Remove flag_mudflap use.
14929 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14930 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14932 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14935 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14936 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14938 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14940 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14942 (__mingwthr_remove_key_dtor): Likewise.
14944 2009-06-26 Richard Guenther <rguenther@suse.de>
14946 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14948 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14950 PR middle-end/40525
14951 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14952 try the non-cond_exec path also.
14954 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14957 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14958 (output_cbranch): Use new functions.
14959 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14962 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14963 Pat Haugen <pthaugen@us.ibm.com>
14964 Revital Eres <ERES@il.ibm.com>
14966 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14967 for %c error. Add %x support to print VSX registers as a unified
14968 register set, instead of separate float and altivec registers.
14969 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14970 %y case, and add support for VSX pre-modify addresses.
14971 (output_toc): Add assert for CONST containing an integer constant
14973 (rs6000_adjust_cost): Add POWER7 support.
14974 (insn_must_be_first_in_group): Ditto.
14975 (insn_must_be_last_in_group): Ditto.
14976 (rs6000_emit_popcount): Ditto.
14977 (rs6000_vector_mode_supported_p): Ditto.
14979 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14980 Change some of the functions called by macros to being called
14981 through a pointer, so debug functions can be inserted if
14982 -mdebug=addr or -mdebug=cost.
14983 (rs6000_preferred_reload_class_ptr): Ditto.
14984 (rs6000_secondary_reload_class_ptr): Ditto.
14985 (rs6000_secondary_memory_needed_ptr): Ditto.
14986 (rs6000_cannot_change_mode_class_ptr): Ditto.
14987 (rs6000_secondary_reload_inner): Ditto.
14988 (rs6000_legitimize_reload_address): Ditto.
14989 (rs6000_legitimize_reload_address_ptr): Ditto.
14990 (rs6000_mode_dependent_address): Ditto.
14991 (rs6000_mode_dependent_address_ptr): Ditto.
14993 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14994 function to return true if the mode allows reg + integer
14996 (virtual_stack_registers_memory_p): New function to return true if
14997 the address refers to a virtual stack register.
14998 (rs6000_legitimate_offset_address_p): Move code to say whether a
14999 mode supports reg+int addressing to reg_offset_addressing_ok_p and
15001 (rs6000_legitimate_address_p): Add checks for modes that only can
15002 do reg+reg addressing. Start adding VSX support.
15003 (rs6000_legitimize_reload_address): Ditto.
15004 (rs6000_legitimize_address): Ditto.
15005 (rs6000_debug_legitimate_address_p): New debug functions for
15006 -mdebug=addr and -mdebug=cost.
15007 (rs6000_debug_rtx_costs): Ditto.
15008 (rs6000_debug_address_costs): Ditto.
15009 (rs6000_debug_adjust_cost): Ditto.
15010 (rs6000_debug_legitimize_address): Ditto.
15011 (rs6000_legitimize_reload_address_ptr): Point to call normal
15012 function or debug function. Make functions called via pointer
15014 (rs6000_mode_dependent_address_ptr): Ditto.
15015 (rs6000_secondary_reload_class_ptr): Ditto.
15016 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
15017 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
15018 into a friendlier error.
15019 (rs6000_init_builtins): Add initial VSX support.
15020 (rs6000_adjust_cost): Fix some spacing issues.
15022 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
15023 (REG_CLASS_NAMES): Ditto.
15024 (REG_CLASS_CONTENTS): Ditto.
15025 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
15026 pointer, to add -mdebug=addr support.
15027 (CANNOT_CHANGE_MODE_CLASS): Ditto.
15028 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
15029 -mdebug=addr support.
15030 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
15031 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
15032 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
15034 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
15036 (bswapsi*): Set attribute types for load/store. Add combiner
15037 patterns to eliminate zero extend on 64-bit.
15038 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
15039 stdbrx if the hardware supports those instructions.
15041 2009-06-25 Ian Lance Taylor <iant@google.com>
15043 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
15044 (Link Options): Document -static-libstdc++.
15046 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15049 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
15050 DATA_ALIGNMENT instead.
15052 2009-06-25 Richard Guenther <rguenther@suse.de>
15054 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15055 indirect references against the callused/escaped solutions.
15056 (call_may_clobber_ref_p_1): Likewise.
15058 2009-06-25 Martin Jambor <mjambor@suse.cz>
15060 PR tree-optimization/40493
15061 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
15062 (enum unscalarized_data_handling): New type.
15063 (handle_unscalarized_data_in_subtree): Return what has been done.
15064 (load_assign_lhs_subreplacements): Handle left flushes differently.
15065 (sra_modify_assign): Use unscalarized_data_handling, simplified
15066 condition determining whether to remove the statement.
15068 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
15070 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
15071 excerpt - @ should be doubled for texinfo.
15073 2009-06-24 Ian Lance Taylor <iant@google.com>
15075 * config/arc/arc.c: Include "df.h".
15076 (arc_attribute_table): Make static. Move higher in file.
15077 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
15078 (output_shift): Initialize n later to avoid warning.
15079 * config/arm/arm.c (arm_attribute_table): Make static. Move
15081 * config/avr/avr.c (avr_attribute_table): Make static. Move
15083 (reg_class_tab): Change array type from int to enum reg_class.
15084 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
15086 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15087 (lshrhi3_out): Likewise.
15088 (class_likely_spilled_p): Change return type to bool.
15089 (avr_rtx_costs): Use local code variable with enum type.
15090 * config/avr/avr.md (movmemhi): Use add_reg_note.
15091 (andhi3, andsi3): Don't use AS2 with "and".
15092 (iorhi3, iorsi3): Don't use AS2 with "or".
15093 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
15094 * config/crx/crx.c: Include "df.h".
15095 (crx_attribute_table): Make static.
15096 * config/m32r/m32r.c: Include "df.h".
15097 (m32r_attribute_table): Make static. Move higher in file.
15098 (pop): Use add_reg_note.
15099 (block_move_call): Change 0 to LCT_NORMAL in function call.
15100 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
15101 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
15102 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
15103 declare, not just when TREE_CODE is defined.
15104 * config/m68hc11/m68hc11.c: Include "expr.h".
15105 (m68hc11_attribute_table): Make static. Move higher in file.
15106 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
15108 (m68hc11_register_indirect_p): Likewise.
15109 (m68hc11_function_arg_padding): Change return type to enum
15111 (emit_move_after_reload): Use add_reg_note.
15112 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15113 (m68hc11_split_logical): Likewise.
15114 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15116 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15117 to VOIDmode in function call.
15118 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15120 (m68hc11_split_logical): Update declaration.
15121 (m68hc11_function_arg_padding): Update declaration.
15122 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15123 to array of enum reg_class.
15124 (mcore_attribute_table): Make static. Move higher in file.
15125 (mcore_rtx_costs): Add cast to enum type.
15126 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15127 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15128 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15130 * config/sh/predicates.md (trapping_target_operand): Rename and to
15132 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15134 * config/spu/spu.c (spu_attribute_table): Make static. Move
15136 * config/v850/v850.c (v850_attribute_table): Make static. Move
15138 (v850_rtx_costs): Use local code with enum type.
15139 (expand_epilogue): Add cast.
15140 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15142 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15145 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15146 -m2a-single-only and -m2a-nofpu.
15147 * config/sh/sh.opt: Document m2a generates FPU code.
15149 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15151 * defaults.h (CAN_ELIMINATE): Provide default.
15152 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15153 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15154 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15155 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15156 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15157 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15158 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15159 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15160 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15161 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15163 2009-06-24 DJ Delorie <dj@redhat.com>
15165 * mep-ext-cop.cpu: Fix copyright notice.
15166 * mep-default: Fix copyright notice.
15167 * mep-core: Fix copyright notice.
15168 * mep: Fix copyright notice.
15169 * mep-ivc2: Fix copyright notice.
15170 * mep-c5: Fix copyright notice.
15172 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15174 * doc/contrib.texi (Contributors):
15176 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15178 PR middle-end/40501
15179 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15180 src and dst operands if necessary.
15182 2009-06-23 DJ Delorie <dj@redhat.com>
15185 * config.gcc: Add mep support.
15186 * recog.c: Resurrect validate_replace_rtx_subexp().
15187 * recog.h: Likewise.
15188 * config/mep/: Add new port:
15189 * config/mep/constraints.md: New file.
15190 * config/mep/default.h: New file.
15191 * config/mep/intrinsics.h: New file.
15192 * config/mep/intrinsics.md: New file.
15193 * config/mep/ivc2-template.h: New file.
15194 * config/mep/mep-c5.cpu: New file.
15195 * config/mep/mep-core.cpu: New file.
15196 * config/mep/mep-default.cpu: New file.
15197 * config/mep/mep-ext-cop.cpu: New file.
15198 * config/mep/mep-intrin.h: New file.
15199 * config/mep/mep-ivc2.cpu: New file.
15200 * config/mep/mep-lib1.asm: New file.
15201 * config/mep/mep-lib2.c: New file.
15202 * config/mep/mep-pragma.c: New file.
15203 * config/mep/mep-protos.h: New file.
15204 * config/mep/mep-tramp.c: New file.
15205 * config/mep/mep.c: New file.
15206 * config/mep/mep.cpu: New file.
15207 * config/mep/mep.h: New file.
15208 * config/mep/mep.md: New file.
15209 * config/mep/mep.opt: New file.
15210 * config/mep/predicates.md: New file.
15211 * config/mep/t-mep: New file.
15213 2009-06-23 Ian Lance Taylor <iant@google.com>
15215 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
15216 from loose_warn into c_loose_warn and from strict_warn into
15217 c_strict_warn. Set and substitute warn_cxxflags. Check for
15218 --enable-build-with-cxx. Set and substitute
15219 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
15220 * Makefile.in (CXXFLAGS): New variable.
15221 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
15222 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
15223 the default is the same as $(STRICT_WARN).
15224 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
15225 (CXX): New variable.
15226 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
15227 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
15228 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
15229 (HOST_LIBS): New variable.
15230 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
15231 (ALL_CXXFLAGS): New variable.
15232 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
15233 * doc/install.texi (Configuration): Document
15234 --enable-build-with-cxx, --with-stage1-ldflags,
15235 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
15236 * configure: Rebuild.
15238 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15240 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15241 from previous commit.
15243 2009-06-23 Ian Lance Taylor <iant@google.com>
15245 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15247 2009-06-23 Ian Lance Taylor <iant@google.com>
15249 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15250 with ATTRIBUTE_UNUSED.
15252 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15253 Pat Haugen <pthaugen@us.ibm.com>
15254 Revital Eres <eres@il.ibm.com>
15256 * config.in (HAVE_AS_POPCNTD): Add default definition.
15257 (HAVE_AS_LWSYNC): Ditto.
15259 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15261 (gcc_cv_as_powerpc_cmpb): Ditto.
15262 (gcc_cv_as_powerpc_dfp): Ditto.
15263 (gcc_cv_as_powerpc_vsx): Ditto.
15264 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15265 supporting the popcntd/lwsync instructions.
15266 (gcc_cv_as_powerpc_lwsync): Ditto.
15267 * configure: Regenerate.
15269 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15270 -mcpu=native and -mcpu=power7.
15271 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15273 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15274 a variable instead of a mask to reduce the number of mask bits.
15275 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15276 (-mbit-word): Ditto.
15277 (-mregnames): Ditto.
15278 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15279 (-mfused-madd): Ditto.
15281 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15283 (-mvsx): New switch for VSX instructions.
15284 (-misel): Move from a variable to a mask to allow it to be set by
15287 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15288 function declaration to an array declaration.
15289 (rs6000_hard_regno_nregs): New external array declaration.
15291 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15292 files included by rs6000.md.
15294 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15295 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15297 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15299 (rs6000_debug_reg): New -mdebug= variables.
15300 (rs6000_debug_addr): Ditto.
15301 (rs6000_debug_cost): Ditto.
15302 (rs6000_pmode): New variable to hold Pmode.
15303 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15304 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15305 calculated at compiler start.
15306 (rs6000_hard_regno_nregs): Change function to an array which holds
15307 HARD_REGNO_NREGS calculated at compiler start.
15308 (rs6000_explicit_options): Delete isel field.
15309 (rs6000_vector_unit): New array to hold which vector unit
15310 supports arithmetic options for a given type.
15311 (rs6000_vector_mem): New array to hold which vector unit supports
15312 memory reference operations for a given type.
15313 (rs6000_vector_align): New array to given the alignment of each
15315 (power7_cost): New basic costs for power7.
15316 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15317 (rs6000_hard_regno_nregs_internal): New function, moved from
15318 HARD_REGNO_NREGS, to calculate the number of registers each hard
15319 register takes for each type.
15320 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15321 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15322 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15323 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15324 unit information here so it is calculated once at compiler startup
15326 (rs6000_override_options): Make -misel a target mask. Add more
15327 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15328 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15330 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15331 (rs6000_handle_option): Move -misel from variable to target mask.
15332 (rs6000_builtin_mask_for_load): Add VSX support.
15333 (rs6000_conditional_register_usage): Ditto.
15334 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15335 (function_arg_boundary): Ditto.
15336 (rs6000_expand_builtin): Ditto.
15337 (def_builtin): Make abort message a little friendlier.
15338 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15340 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15341 assembler support the popcntd instruction instead of a vsx
15342 instruction to enable power7 support.
15343 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15344 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15345 option to the assembler if -mcpu=native.
15346 (ASM_CPU_NATIVE_SPEC): Ditto.
15347 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15349 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15350 the lwsync instruction.
15351 (enum processor_type): Add PROCESSOR_POWER7.
15352 (rs6000_debug_reg): New -mdebug= options.
15353 (rs6000_debug_addr): Ditto.
15354 (rs6000_debug_cost): Ditto.
15355 (rs6000_isel): Delete.
15356 (enum rs6000_vector): New enum to say what vector unit we have.
15357 (VECTOR_UNIT_*): New macros to say which vector unit has
15358 arithmetic operations for a given type.
15359 (VECTOR_MEM_*): New macros to say which vector unit has memory
15360 operations for a given type.
15361 (TARGET_LDBRX): Whether the machine supports the ldbrx
15363 (TARGET_ISEL): Delete, -misel moved to be a mask.
15364 (TARGET_ISEL64): New macro for 64-bit isel support.
15365 (UNITS_PER_VSX_WORD): New macro.
15366 (POINTER_SIZE): Move to be an external variable, rather than
15367 calculating whether we are generating 32 ot 64-bit code.
15369 (STACK_BOUNDARY): Add VSX support.
15370 (LOCAL_ALIGNMENT): Ditto.
15371 (SLOW_UNALIGNED_ACCESS): Ditto.
15372 (VSX_REGNO_P): New macro for VSX support.
15373 (VFLOAT_REGNO_P): Ditto.
15374 (VINT_REGNO_P): Ditto.
15375 (VLOGICAL_REGNO_P): Ditto.
15376 (VSX_VECTOR_MODE): Ditto.
15377 (VSX_SCALAR_MODE): Ditto.
15379 (VSX_MOVE_MODE): Ditto.
15380 (VSX_REG_CLASS_P): Ditto.
15381 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15383 (UNITS_PER_SIMD_WORD): Add VSX support.
15384 (MODES_TIEABLE_P): Ditto.
15385 (STARTING_FRAME_OFFSET): Ditto.
15386 (STACK_DYNAMIC_OFFSET): Ditto.
15387 (EPILOGUE_USES): Ditto.
15388 (REGNO_REG_CLASS): Move to array lookup.
15389 (CLASS_MAX_NREGS): Ditto.
15390 (rs6000_vector_reg_class): Add declaration.
15391 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15392 overlap with the floating point and Altivec registers.
15394 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15396 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15397 give the appropriate asm switches if -mcpu=native.
15398 (host_detect_local_cpu): Add support for "asm".
15399 (host_detect_local_cpu): Follow GNU code guidelines for name.
15401 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15402 -mbit-word to a variable instead of being a target mask.
15404 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15405 emit the lwsync instruction instead of emitting the instruction as
15406 an integer constant.
15408 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15409 fixuns_trundfsi2, move expander into rs6000.md.
15411 * config/rs6000/rs6000.md (cpu): Add power7.
15412 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15413 (logical predicate patterns): Change the single instruction
15414 primitives that set CR0 to be fast_compare instead of compare.
15416 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15417 (popcntddi2): Ditto.
15418 (popcount<mode>): Ditto.
15419 (floating multiply/add insns): Name the floating point
15420 multiply/add insns.
15421 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15422 (isel_unsigned_<mode>): Ditto.
15423 (fixuns_trundfsi2): Move expander here from spe.md.
15424 (smindi3): Define if we have -misel on 64-bit systems.
15429 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15431 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15433 * config/avr/avr.c (avr_current_device): New variable.
15434 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15435 (avr_arch, mcu_type_s): Move to avr.h.
15436 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15437 default_data_section_start fields.
15438 (avr_arch): Moved from avr.c.
15439 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15440 library_name fields.
15441 (avr_current_device, avr_mcu_types, avr_arch_types,
15442 avr_device_to_arch, avr_device_to_data_start,
15443 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15444 (EXTRA_SPEC_FUNCTIONS): Define.
15445 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15446 options mapping. Use device_to_arch and device_to_data_start insted.
15447 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15448 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15449 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15450 * config/avr/driver-avr.c: New file.
15451 * config/avr/avr-devices.c: New file.
15453 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15455 * var-tracking.c (unshare_variable): Force initialized to
15456 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15457 (set_variable_part): Likewise.
15458 (struct variable_union_info): Remove pos_src field.
15459 (vui_vec, vui_allocated): New variables.
15460 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15461 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15462 == 1 use a simpler sorting algorithm. Compute pos field right
15463 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15464 Avoid quadratic comparison if !flag_var_tracking_uninit.
15465 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15466 unshare_variable unconditionally.
15467 (dataflow_set_different_2): Removed.
15468 (dataflow_set_different): Don't traverse second hash table.
15469 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15470 unconditionally to var_reg_set or var_mem_set.
15471 (emit_notes_in_bb): Likewise.
15472 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15474 (emit_note_insn_var_location): Don't set initialized to
15475 VAR_INIT_STATUS_INITIALIZED early.
15476 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15478 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15480 * tree-object-size.c (addr_object_size): Instead of checking
15481 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15482 are no FIELD_DECLs following it.
15484 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15486 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15487 order to match bswaps with signed source operands.
15489 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15491 * sdbout.c (sdbout_one_type): Fix braces in switch.
15493 2009-06-23 Richard Guenther <rguenther@suse.de>
15495 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15497 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15498 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15499 var_callused, callused_tree, var_storedanything, storedanything_tree,
15500 var_integer, integer_tree): Remove global variables.
15501 (new_var_info): Do not pass new id, append the new var to the
15502 global variable vector.
15503 (do_ds_constraint): Use is_global_var member of the variable-info.
15504 (new_scalar_tmp_constraint_exp): Adjust.
15505 (create_function_info_for): Likewise.
15506 (create_variable_info_for): Likewise.
15507 (find_what_var_points_to): Remove dead code.
15508 (init_base_vars): Simplify.
15509 (compute_points_to_sets): Adjust.
15511 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15513 * combine.c (try_combine): Dump information about the insns we're
15516 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15518 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15519 check when calling force_to_mode on TRUNCATE's operand.
15521 2009-06-22 Ian Lance Taylor <iant@google.com>
15523 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15525 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15527 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15529 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15531 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15532 override library linkage flags such as -static-libgcc or
15535 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15537 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15539 2009-06-22 Ian Lance Taylor <iant@google.com>
15541 * config/linux.opt: Put mglibc ahead of muclibc.
15543 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15544 for duplicate decls.
15546 2009-06-22 Matthias Klose <doko@ubuntu.com>
15548 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15550 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15553 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15554 instead of NULL if a parser error occurs.
15556 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15558 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15559 non-DWARF2_DEBUGGING_INFO version.
15561 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15563 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15564 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15566 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15567 (LIBGCC2_TF_CEXT): Define.
15570 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15573 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15575 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15577 * config/arm/arm.c (arm_override_options): Disable
15578 -mcaller-super-interworking and -mcallee-super-interworking.
15579 * doc/invoke.texi (ARM Options): Document this.
15581 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15583 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15584 * config/arm/constraints.md (j): New constraint for movw operands.
15585 (N): Remove thumb2 meaning.
15586 * config/arm/arm.md (*arm_movw): Delete.
15587 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15588 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15589 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15591 2009-06-22 Martin Jambor <mjambor@suse.cz>
15593 PR tree-optimization/40492
15594 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15595 build_ref_for_offset.
15597 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15599 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15600 JUMP_TABLE_DATA_P predicates where applicable.
15601 * auto-inc-dec.c: Ditto.
15602 * builtins.c: Ditto.
15603 * caller-save.c: Ditto.
15605 * cfgcleanup.c: Ditto.
15606 * cfglayout.c: Ditto.
15608 * combine.c: Ditto.
15609 * combine-stack-adj.c: Ditto.
15613 * df-scan.c: Ditto.
15615 * dwarf2asm.c: Ditto.
15616 * dwarf2out.c: Ditto.
15617 * emit-rtl.c: Ditto.
15623 * function.c: Ditto.
15626 * genpreds.c: Ditto.
15627 * genrecog.c: Ditto.
15629 * ira-costs.c: Ditto.
15630 * ira-lives.c: Ditto.
15632 * loop-iv.c: Ditto.
15633 * lower-subreg.c: Ditto.
15634 * modulo-sched.c: Ditto.
15636 * postreload.c: Ditto.
15637 * print-rtl.c: Ditto.
15639 * reginfo.c: Ditto.
15640 * regmove.c: Ditto.
15641 * reload1.c: Ditto.
15644 * rtlanal.c: Ditto.
15646 * sched-vis.c: Ditto.
15648 * sel-sched-ir.c: Ditto.
15649 * simplify-rtx.c: Ditto.
15650 * targhooks.c: Ditto.
15651 * var-tracking.c: Ditto.
15652 * vmsdbgout.c: Ditto.
15654 2009-06-22 Matthias Klose <doko@ubuntu.com>
15656 * Makefile.in (install-plugin): Always use DESTDIR.
15658 2009-06-22 Olivier Hainque <hainque@adacore.com>
15660 * config/pa/pa.c (output_call): Don't optimize post call jumps
15661 into return address adjustments if the call may throw.
15663 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15665 * arm.c (thumb1_output_casesi): New function.
15666 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15667 optimizing for size or PIC.
15668 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15669 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15670 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15671 (thumb1_casesi_internal_pic): New expand rule.
15672 (thumb1_casesi_dispatch): New pattern.
15673 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15675 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15676 in the text seciton when PIC or optimizing for size.
15677 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15678 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15679 preservation properties of code.
15680 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15681 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15682 (__gnu_thumb1_case_si): New function.
15683 * t-arm (LIB1ASMSRC): Define here.
15684 (LIB1ASMFUNCS): Add some common functions.
15685 * t-arm-elf (LIB1ASMSRC): Delete.
15686 (LIB1ASMFUNCS): Append to existing set.
15687 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15688 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15689 * t-symbian (LIB1ASMFUNCS): Likewise.
15690 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15691 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15693 2009-06-21 Richard Guenther <rguenther@suse.de>
15695 PR tree-optimization/38729
15696 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15697 to loops with a single exit if -fno-expensive-optimizations.
15699 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15701 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15702 (dataflow_set): Change vars type from htab_t to shared_hash.
15703 (shared_hash_pool, empty_shared_hash): New variables.
15704 (vars_clear): Removed.
15705 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15706 shared_hash_find_slot_unshare, shared_hash_find_slot,
15707 shared_hash_find_slot_noinsert, shared_hash_find): New
15709 (shared_hash_unshare, shared_hash_destroy): New functions.
15710 (unshare_variable): Unshare set->vars if shared, use
15712 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15713 (get_init_value, find_src_set_src, dump_dataflow_set,
15714 clobber_variable_part, emit_notes_for_differences): Use
15716 (dataflow_set_init): Remove second argument, set vars to
15717 empty_shared_hash instead of creating a new htab.
15718 (dataflow_set_clear): Call shared_hash_destroy and set vars
15719 to empty_shared_hash instead of calling vars_clear.
15720 (dataflow_set_copy): Don't call vars_copy, instead just share
15721 the src htab with dst.
15722 (variable_union): Use shared_hash_*, use initially NO_INSERT
15723 lookup if set->vars is shared. Don't keep slot cleared before
15724 calling unshare_variable. Unshare set->vars if needed.
15725 Even ->refcount == 1 vars must be unshared if set->vars is shared
15726 and var needs to be modified.
15727 (variable_canonicalize): New function.
15728 (dataflow_set_union): If dst->vars is empty, just share src->vars
15729 with dst->vars and traverse with variable_canonicalize to canonicalize
15730 and unshare what is needed.
15731 (dataflow_set_different): If old_set and new_set use the same shared
15732 htab, they aren't different. If number of htab elements is different,
15733 htabs are different. Use shared_hash_*.
15734 (dataflow_set_destroy): Call shared_hash_destroy instead of
15736 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15737 second argument to dataflow_set_init.
15738 (vt_initialize): Likewise. Initialize shared_hash_pool and
15739 empty_shared_hash, move bb in/out initialization afterwards.
15740 Use variable_htab_free instead of NULL as changed_variables del hook.
15741 (variable_was_changed): Change type of second argument to pointer to
15742 dataflow_set. When inserting var into changed_variables, bump
15743 refcount. Unshare set->vars if set is shared htab and slot needs to
15745 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15746 lookup if set->vars is shared. Unshare set->vars if needed.
15747 Even ->refcount == 1 vars must be unshared if set->vars is shared
15748 and var needs to be modified. Adjust variable_was_changed caller.
15749 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15750 vars must be unshared if set->vars is shared and var needs to be
15751 modified. Adjust variable_was_changed caller.
15752 (emit_note_insn_var_location): Don't pool_free var.
15753 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15755 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15756 free_alloc_pool on shared_hash_pool.
15758 2009-06-20 Anthony Green <green@moxielogic.com>
15760 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15761 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15763 2009-06-20 Richard Guenther <rguenther@suse.de>
15765 * tree-ssa-structalias.c (find_func_aliases): For memset use
15766 a constraint from NULL if we memset to zero.
15767 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15768 we explicitly handle that do not read from memory.
15769 (call_may_clobber_ref_p_1): Properly handle builtins that may
15772 2009-06-20 Richard Guenther <rguenther@suse.de>
15774 PR tree-optimization/40495
15775 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15776 (new_scalar_tmp_constraint_exp): New function.
15777 (process_constraint): Do not create temporary decls.
15778 (process_all_all_constraints): Likewise.
15779 (handle_const_call): Likewise.
15780 (create_function_info_for): Do not set decl.
15782 2009-06-19 Ian Lance Taylor <iant@google.com>
15784 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15785 (rs6000_attribute_table): Make static; move before use.
15787 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15789 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15790 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15791 Propagate the TREE_READONLY flag without overwriting it.
15792 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15793 Propagate the TREE_READONLY flag onto the result.
15794 (process_call_operands): Move around. Use correct constant value.
15796 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15799 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15800 * config/arm/arm.md: Likewise.
15802 2009-06-19 Ian Lance Taylor <iant@google.com>
15804 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15805 to GIMPLE_ERROR_MARK.
15807 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15808 op2_original_type parameters. Warn about using different enum types.
15809 * c-parser.c (c_parser_conditional_expression): Pass original
15810 types to build_conditional_expr.
15811 * c-tree.h (build_conditional_expr): Update declaration.
15813 2009-06-19 Ian Lance Taylor <iant@google.com>
15815 * config/i386/i386.c (ix86_function_specific_save): Test that
15816 fields match values, rather than testing the values are in a
15819 2009-06-19 Richard Guenther <rguenther@suse.de>
15821 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15822 ADDR_EXPR pointers.
15823 (ptr_derefs_may_alias_p): Likewise.
15824 (ptr_deref_may_alias_ref_p_1): New function.
15825 (ptr_deref_may_alias_ref_p): Likewise.
15826 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15827 covered by looking at the ESCAPED solution.
15828 (call_may_clobber_ref_p_1): Likewise.
15829 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15830 Handle NULL_TREE offset. Do not produce redundant constraints.
15831 (process_all_all_constraints): New helper function.
15832 (do_structure_copy): Use it.
15833 (handle_lhs_call): Likewise.
15834 (find_func_aliases): Handle some builtins with pointer arguments
15835 and/or return values explicitly.
15837 2009-06-19 Ian Lance Taylor <iant@google.com>
15839 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15841 2009-06-19 Ian Lance Taylor <iant@google.com>
15843 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15845 2009-06-19 Ian Lance Taylor <iant@google.com>
15847 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15848 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15851 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15852 uninitialized const.
15854 2009-06-19 Ian Lance Taylor <iant@google.com>
15856 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15859 * c-decl.c (in_struct, struct_types): Remove.
15860 (struct c_binding): Add in_struct field.
15861 (c_binding_ptr): Define type, along with VEC.
15862 (struct c_struct_parse_info): Define.
15863 (struct_parse_info): New static variable.
15864 (bind): Initialize in_struct field.
15865 (start_struct): Remove enclosing_in_struct and
15866 enclosing_struct_types parameters. Add
15867 enclosing_struct_parse_info parameter. Change all callers. Set
15868 struct_parse_info rather than in_struct and struct_types.
15869 (grokfield): If -Wc++-compat and there is a symbol binding for the
15870 field name, set the in_struct flag and push it on the
15871 struct_parse_info->fields vector.
15872 (warn_cxx_compat_finish_struct): New static function.
15873 (finish_struct): Remove enclosing_in_struct and
15874 enclosing_struct_types parameters. Add
15875 enclosing_struct_parse_info parameter. Change all callers. Don't
15876 set C_TYPE_DEFINED_IN_STRUCT here. Call
15877 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15878 parameter. Only push on struct_types if warn_cxx_compat.
15879 (finish_enum): Only push on struct_types if warn_cxx_compat.
15880 (declspecs_add_type): Add loc parameter. Change all callers.
15881 Change all error calls to error_at. Pass loc, not input_location,
15882 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15883 defined in a struct. If -Wc++-compat and parsing a struct, record
15884 that a typedef name was used.
15885 * c-parser.c (c_parser_declspecs): Get location to pass to
15886 declspecs_add_type.
15887 (c_parser_struct_or_union_specifier): Update calls to start_struct
15889 * c-tree.h (struct c_struct_parse_info): Declare.
15890 (finish_struct, start_struct): Update declarations.
15891 (declspecs_add_type): Update declaration.
15893 2009-06-19 Ian Lance Taylor <iant@google.com>
15895 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15896 variable with an anonymous type.
15898 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15900 * see.c: Remove for real.
15902 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15904 * optabs.h (enum optab_index): Add new OTI_significand.
15905 (significand_optab): Define corresponding macro.
15906 * optabs.c (init_optabs): Initialize significand_optab.
15907 * genopinit.c (optabs): Implement significand_optab using
15908 significand?f2 patterns.
15909 * builtins.c (expand_builtin_mathfn): Handle
15910 BUILT_IN_SIGNIFICAND{,F,L}.
15911 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15912 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15914 * config/i386/i386.md (significandxf2, significand<mode>2): New
15915 expanders to implement significandf, significand and significandl
15916 built-ins as inline x87 intrinsics.
15918 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15920 * config/avr/avr.c (avr_override_options): Remove setting value of
15921 PARAM_INLINE_CALL_COST.
15923 2009-06-18 Richard Henderson <rth@redhat.com>
15926 * tree-pass.h (TDF_ASMNAME): New.
15927 * tree-dump.c (dump_options): Add asmname.
15928 * doc/invoke.texi: Document it.
15930 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15931 (dump_decl_name): ...here.
15932 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15933 (dump_generic_node): Update dump_function_name calls.
15934 (print_call_name): New flags arg; update all dump calls.
15935 * diagnostic.h (print_call_name): Update.
15936 * gimple-pretty-print.c (dump_gimple_call): Update.
15938 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15941 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15943 2009-06-18 Diego Novillo <dnovillo@google.com>
15945 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15946 * plugin.c (str_license): Declare.
15947 (try_init_one_plugin): Assert that the symbol
15948 'plugin_is_GPL_compatible' exists.
15950 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15953 * Makefile.in (OBJS-common): Remove see.o.
15955 * common.opt (fsee): Mark as preserved for backward compatibility.
15956 * opts.c (common_handle_option): Add OPT_fsee to the backward
15957 compatibility section.
15958 * passes.c (init_optimization_passes, pass_see): Remove pass.
15959 * timevar.def (TV_SEE): Remove.
15960 * tree-pass.h (pass_see): Remove declaration.
15961 * doc/invoke.texi (-fsee): Remove documentation.
15963 2009-06-18 Martin Jambor <mjambor@suse.cz>
15965 * tree-sra.c: Include statistics.h
15966 (sra_stats): New variable.
15967 (sra_initialize): Clear sra_stats.
15968 (create_access_replacement): Increment sra_stats.replacements.
15969 (get_access_replacement): Do not return twice.
15970 (analyze_all_variable_accesses): Increment statistics counter by the
15971 number of scalarized aggregates.
15972 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15973 (sra_modify_expr): Increment sra_stats.exprs.
15974 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15975 (sra_modify_assign): Increment sra_stats.exprs,
15976 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15977 (perform_intra_sra): Update statistics counters.
15978 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15980 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15982 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15983 (arm_scalar_mode_supported_p): New function.
15985 2009-06-18 Paul Brook <paul@codesourcery.com>
15986 Sandra Loosemore <sandra@codesourcery.com>
15988 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15989 (__extendhfsf2, __truncsfhf2): Define.
15990 * config/arm/fp16.c: New file.
15991 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15992 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15994 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15996 * doc/extend.texi (Half-Precision): New section.
15997 * doc/invoke.texi (Option Summary): List -mfp16-format.
15998 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15999 * config/arm/arm.opt (mfp16-format=): New.
16000 * config/arm/arm.c: Include intl.h.
16001 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
16002 (TARGET_INVALID_RETURN_TYPE): Redefine.
16003 (TARGET_PROMOTED_TYPE): Redefine.
16004 (TARGET_CONVERT_TO_TYPE): Redefine.
16005 (arm_fp16_format): Define.
16006 (all_fpus): Add entry for neon-fp16.
16007 (fp_model_for_fpu): Likewise.
16008 (struct fp16_format): Declare.
16009 (all_fp16_formats): Define.
16010 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
16012 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
16014 (arm_legitimate_index_p): Treat HFmode like HImode.
16015 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
16016 (coproc_secondary_reload_class): Special-case HFmode.
16017 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
16018 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
16019 (arm_init_fp16_builtins): New.
16020 (arm_init_builtins): Call it.
16021 (arm_invalid_parameter_type): New.
16022 (arm_invalid_return_type): New.
16023 (arm_promoted_type): New.
16024 (arm_convert_to_type).
16025 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
16027 (arm_emit_fp16_const): New function.
16028 (arm_mangle_type): Mangle __fp16 as "Dh".
16029 * config/arm/arm.h (TARGET_VFPD32): Make it know about
16031 (TARGET_NEON_FP16): New.
16032 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
16033 (enum fputype): Add FPUTYPE_NEON_FP16.
16034 (enum arm_fp16_format_type): Declare.
16035 (arm_fp16_format): Declare.
16036 (LARGEST_EXPONENT_IS_NORMAL): Define.
16037 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
16038 * config/arm/arm-modes.def (HFmode): Define.
16039 * config/arm/vfp.md (*movhf_vfp): New.
16040 (extendhfsf2): New.
16042 * config/arm/arm.md (fpu): Add neon_fp16.
16043 (floatsihf2, floatdihf2): New.
16044 (fix_trunchfsi2, fix_trunchfdi2): New.
16046 (extendhfdf2): New.
16048 (*arm32_movhf): New.
16049 (*thumb1_movhf): New.
16050 (consttable_2): Add check for HFmode constants.
16051 (consttable_4): Handle HFmode constants.
16053 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16055 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16057 2009-06-17 Olivier Hainque <hainque@adacore.com>
16059 * collect2.c (main): Use CONST_CAST2 to perform char ** to
16060 const char ** conversion in AIX specific section.
16062 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
16064 * config/i386/i386.c (ix86_special_builtin_type): Remove
16065 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
16066 (bdesc_special_args): Updated.
16067 (ix86_init_mmx_sse_builtins): Likewise.
16068 (ix86_expand_special_args_builtin): Likewise.
16070 2009-06-17 Richard Henderson <rth@redhat.com>
16072 * tree-pretty-print.c (maybe_dump_asm_name): New.
16073 (dump_decl_name): Use it.
16074 (PRINT_FUNCTION_NAME): Merge into...
16075 (dump_function_name): ... here. Use maybe_dump_asm_name.
16077 2009-06-17 Cary Coutant <ccoutant@google.com>
16079 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
16081 * debug.c (struct gcc_debug_hooks): Change placeholder for
16083 (debug_nothing_int_charstar_int): Replaced by...
16084 (debug_nothing_int_charstar_int_bool): ...this.
16085 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
16086 source_line prototype.
16087 (debug_nothing_int_charstar_int): Replaced by...
16088 (debug_nothing_int_charstar_int_bool): ...this.
16089 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
16090 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
16091 Output is_stmt operand when necessary.
16092 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
16093 (notice_source_line): Add is_stmt parameter.
16094 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
16095 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
16097 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
16098 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
16100 2009-06-17 Ian Lance Taylor <iant@google.com>
16102 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
16104 (struct store_by_pieces_d): Rename from store_by_pieces. Change
16107 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
16109 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
16110 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
16111 tree_strip_sign_nop_conversions and
16112 tree_ssa_strip_useless_type_conversions rather than stripping
16113 the operations here.
16114 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16116 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16117 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16118 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16119 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16122 2009-06-17 Michael Eager <eager@eagercon.com>
16124 * config/rs6000/constraints.md (register_constraint "d"): New.
16125 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16126 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16127 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16128 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16129 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16130 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16131 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16132 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16133 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16134 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16136 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16137 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16138 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16139 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16140 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16141 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16142 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16143 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16144 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16145 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16146 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16147 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16148 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16149 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16151 2009-06-16 Ian Lance Taylor <iant@google.com>
16153 * profile.c (total_num_never_executed): Don't define.
16154 (compute_branch_probabilities): Don't count or print
16155 num_never_executed.
16156 (init_branch_prob): Don't set total_num_never_executed.
16157 (end_branch_prob): Don't print total_num_never_executed.
16159 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16161 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16163 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16165 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16166 (nabstd2_fpr): Same.
16168 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16170 * expr.c (expand_assignment): Change complex type check.
16172 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16174 * doc/plugins.texi (Building GCC plugins): Added new section.
16176 2009-06-17 Ian Lance Taylor <iant@google.com>
16178 * c-pch.c (get_ident): Don't set size of templ array.
16179 (pch_init): Don't set size of partial_pch array.
16181 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16182 string constant to intialize an array whose size is the length of
16185 2009-06-17 Richard Guenther <rguenther@suse.de>
16187 PR tree-optimization/40389
16188 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16189 to addressable types.
16190 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16192 2009-06-17 Richard Guenther <rguenther@suse.de>
16194 PR middle-end/40460
16195 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16196 if there is no evolution of left in the loop bail out.
16197 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16198 chrec_fold_multiply.
16200 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16201 Janis Johnson <janis187@us.ibm.com>
16204 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
16205 for the symbol ref of a constant that is the source of a move
16206 - nor for any other not-obvious-label-ref constants.
16208 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
16210 * plugin.c (position_pass): Skip newly inserted pass during list
16211 traversal to avoid repeated insertion.
16213 2009-06-16 Ian Lance Taylor <iant@google.com>
16215 * vec.h (VEC_stack_alloc): Define different version if
16216 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
16217 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
16218 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
16219 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
16221 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
16223 * config.gcc (extra_headers): Add ia32intrin.h for x86.
16225 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
16226 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
16227 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
16228 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
16229 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
16230 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16231 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16232 (bdesc_special_args): Add __builtin_ia32_rdtsc and
16233 __builtin_ia32_rdtscp.
16234 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
16235 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
16236 and __builtin_ia32_rorhi.
16237 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16238 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16239 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16240 (ix86_expand_args_builtin): Likewise.
16241 (ix86_expand_special_args_builtin): Likewise.
16243 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16244 (UNSPECV_RDTSC): Likewise.
16245 (UNSPECV_RDPMC): Likewise.
16246 (*bsr): Renamed to ...
16248 (*bsr_rex64): Renamed to ...
16251 (*rdpmc): Likewise.
16252 (*rdpmc_rex64): Likewise.
16254 (*rdtsc): Likewise.
16255 (*rdtsc_rex64): Likewise.
16256 (rdtscp): Likewise.
16257 (*rdtscp): Likewise.
16258 (*rdtscp_rex64): Likewise.
16260 * config/i386/ia32intrin.h: New.
16262 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16264 2009-06-16 Ian Lance Taylor <iant@google.com>
16266 * ira-build.c (copy_info_to_removed_store_destinations):
16267 Initialize parent_a.
16269 2009-06-16 Ian Lance Taylor <iant@google.com>
16271 * c-decl.c (grokdeclarator): Change size_varies to bool.
16273 2009-06-16 Ian Lance Taylor <iant@google.com>
16275 * sel-sched.c: Make forward declarations of move_op_hooks and
16276 fur_hooks explicitly extern.
16278 2009-06-16 Ian Lance Taylor <iant@google.com>
16280 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16281 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16283 2009-06-16 Ian Lance Taylor <iant@google.com>
16285 * resource.c (mark_referenced_resources): Change
16286 include_delayed_effects parameter to bool. Change all callers.
16287 (mark_end_of_function_resources): Likewise.
16288 * reorg.c (insn_references_resource_p): Likewise.
16289 (insn_sets_resource_p): Likewise.
16290 * resource.h (mark_referenced_resources): Update declaration.
16291 (mark_end_of_function_resources): Update declaration.
16293 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16295 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16297 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16299 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16300 GCC can bootstrap on AIX with GNU Binutils 2.20.
16302 2009-06-16 Ian Lance Taylor <iant@google.com>
16304 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16306 2009-06-16 Ian Lance Taylor <iant@google.com>
16308 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16309 inline, not extern inline.
16310 (exact_log2): Likewise.
16311 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16313 (exact_log2): Likewise, but don't test CTZ_HWI.
16315 2009-06-16 Ian Lance Taylor <iant@google.com>
16317 * bitmap.c (bitmap_clear): Don't declare as inline.
16318 * gimple.c (gimplify_assign): Likewise.
16319 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16320 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16321 (sched_scan_info): Remove duplicate definition.
16323 2009-06-16 Ian Lance Taylor <iant@google.com>
16325 * c-common.c (skip_evaluation): Don't define.
16326 (c_inhibit_evaluation_warnings): Define global variable.
16327 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16328 than skip_evaluation.
16329 (convert_and_check, warn_for_div_by_zero): Likewise.
16330 * c-common.h (skip_evaluation): Don't declare.
16331 (c_inhibit_evaluation_warnings): Declare.
16332 * c-parser.c (c_parser_typeof_specifier): Set
16333 c_inhibit_evaluation_warnings rather than skip_evaluation.
16334 (c_parser_conditional_expression): Likewise.
16335 (c_parser_binary_expression): Likewise.
16336 (c_parser_sizeof_expression): Likewise.
16337 (c_parser_alignof_expression): Likewise.
16338 * c-typeck.c (build_indirect_ref): Check
16339 c_inhibit_evaluation_warnings rather than skip_evaluation.
16340 (build_conditional_expr, build_binary_op): Likewise.
16342 2009-06-16 Richard Guenther <rguenther@suse.de>
16344 * tree-ssa-alias.c (is_escape_site): Remove.
16345 * tree-ssa-alias.h (enum escape_type): Remove.
16346 (is_escape_site): Likewise.
16347 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16348 via casts and asms without deferring to is_escape_site.
16350 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16352 PR middle-end/40446
16353 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16354 use gen_lowpart if op0 has complex mode.
16356 2009-06-16 Richard Guenther <rguenther@suse.de>
16358 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16359 variables add them to ESCAPED.
16360 (find_func_aliases): Do not make all indirectly stored values escaped.
16362 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16364 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16365 make_decl_one_only.
16367 2009-06-16 Martin Jambor <mjambor@suse.cz>
16369 PR tree-optimization/40432
16370 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16371 check whether we need to force gimple register operand.
16373 2009-06-16 Martin Jambor <mjambor@suse.cz>
16375 PR tree-optimization/40413
16376 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16377 build_ref_for_offset.
16378 (propagate_subacesses_accross_link): Fix a typo in a comment.
16380 2009-06-16 Ira Rosen <irar@il.ibm.com>
16382 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16383 with additional parameter.
16384 * tree-vectorizer.h (enum vect_def_type): Add new value
16386 (enum vect_relevant): Add comments.
16387 (vect_is_simple_reduction): Add new argument.
16388 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16389 Detect nested cycles.
16390 (vect_is_simple_reduction): Update documentation, add an argument to
16391 distinguish inner-loop reduction from nested cycle, detect nested
16392 cycles, fix printings and indentation, don't swap operands in case
16394 (get_initial_def_for_reduction): Handle subtraction.
16395 (vect_create_epilog_for_reduction): Add new argument to specify
16396 reduction variable.
16397 (vect_finalize_reduction): Handle subtraction, fix comments.
16398 (vectorizable_reduction): Handle nested cycles. In case of nested
16399 cycle keep track of the reduction variable position. Call
16400 vect_is_simple_reduction with additional parameter. Use original
16401 statement code in reduction epilogue for nested cycle. Call
16402 vect_create_epilog_for_reduction with additional parameter.
16403 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16404 inner-loop vectorization.
16405 (vect_recog_widen_sum_pattern): Likewise.
16406 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16408 (vect_mark_stmts_to_be_vectorized): Likewise.
16409 (vect_get_vec_def_for_operand): Handle nested cycles.
16411 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16413 * doc/invoke.texi (Debugging Options): Fix option index entries
16414 for -fdump-statistics, -frandom-seed add entries for
16415 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16416 (FRV Options): Fix entries for -mTLS, -mtls.
16417 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16418 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16419 (M68hc1x Options): Fix @itemx for -mnominmax.
16420 (MCore Options): Fix entry for -mno-lsim.
16421 (MMIX Options): Fix entry for -mabi=mmixware.
16422 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16424 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16426 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16427 Mention the plugin mode of gengtype.
16428 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16429 * gengtype.c: Updated copyright.
16430 (plugin_files, nb_plugin_files) Added new static variables.
16431 (measure_input_list) Care about plugin_files.
16432 (write_rtx_next): Added early return in plugin mode.
16433 (create_file): Updated copyright year in generated file. Added
16435 (oprintf): Added early return if NULL outf.
16436 (get_output_file_with_visibility): Care of plugin_files.
16437 (get_output_file_name): May return null.
16438 (write_local): Added early return.
16439 (put_mangled_filename): Ditto.
16440 (finish_root_table): Added check for base_files.
16441 (write_roots): Care about null when plugins.
16442 (main): Added plugin mode.
16444 2009-06-15 Ian Lance Taylor <iant@google.com>
16446 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16447 * gcov.c (read_count_file): Add braces around variables declared
16450 * c.opt (Wjump-misses-init): New warning.
16451 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16452 -Wall and -Wc++-compat if not already set.
16453 (c_common_post_options): Clear warn_jump_misses_init if it was not
16455 * c-decl.c (struct c_binding): Change type field to a union with
16456 new label field. Make it the first field in the struct. Update
16457 references to type to use u.type instead.
16458 (struct c_spot_bindings): Define.
16459 (struct c_goto_bindings): Define.
16460 (c_goto_bindings_p): Define, along with VECs.
16461 (struct c_label_vars): Define.
16462 (struct c_scope): Add has_label_bindings field.
16463 (bind_label, set_spot_bindings): New static functions.
16464 (decl_jump_unsafe, update_spot_bindings): New static functions.
16465 (update_label_decls): New static function.
16466 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16467 Update binding u.label field to shadowed field.
16468 (c_binding_start_stmt_expr): New function.
16469 (c_binding_end_stmt_expr): New function.
16470 (pushdecl): Don't call c_begin_vm_scope.
16471 (make_label): Add defining and p_label_vars parameters. Change
16473 (lookup_label): Correct test for whether a label has not yet been
16474 defined. Call bind_label rather than bind.
16475 (warn_about_goto): New static function.
16476 (lookup_label_for_goto): New function.
16477 (declare_label): Call bind_label rather than bind.
16478 (check_earlier_gotos): New static function.
16479 (define_label): Don't give errors about jumping into statement
16480 expressions or scopes of variably modified types. Call
16481 set_spot_bindings and check_earlier_gotos. Call bind_label
16482 instead of bind. Don't set label_context_stack_se or
16483 label_context_stack_vm.
16484 (c_get_switch_bindings): New function.
16485 (c_release_switch_bindings): New function.
16486 (c_check_switch_jump_warnings): New function.
16487 (start_function): Don't set label_context_stack_se or
16488 label_context_stack_vm.
16489 (finish_function): Likewise.
16490 * c-typeck.c (label_context_stack_se): Don't define.
16491 (label_context_stack_vm): Don't define.
16492 (c_finish_goto_label): Call lookup_label_for_goto rather than
16493 lookup_label. Don't give errors about jumping into a statement
16494 expression or the scope of a variably modified type. Don't set
16495 label_context_stack_se or label_context_stack_vm.
16496 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16497 fields. Add bindings field.
16498 (c_start_case): Don't set deleted fields. Set bindings field.
16499 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16500 or blocked_vm. Call c_check_switch_jump_warnings.
16501 (c_finish_case): Don't test blocked_stmt_expr field. Call
16502 c_release_switch_bindings.
16503 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16504 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16505 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16506 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16507 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16508 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16509 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16510 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16511 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16512 (C_DECL_UNJUMPABLE_VM): Don't define.
16513 (C_DECL_UNDEFINABLE_VM): Don't define.
16514 (struct c_label_list): Don't define.
16515 (struct c_label_context_se): Don't define.
16516 (struct c_label_context_vm): Don't define.
16517 (struct c_spot_bindings): Declare.
16518 (c_bindings_start_stmt_expr): Declare.
16519 (c_bindings_end_stmt_expr): Declare.
16520 (lookup_label_for_goto): Declare.
16521 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16522 (c_check_switch_jump_warnings): Declare.
16523 (label_context_stack_se, label_context_stack_vm): Don't declare.
16524 (c_finish_goto_label): Update declaration.
16525 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16526 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16527 (Warning Options): Document -Wjump-misses-init.
16529 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16531 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16534 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16536 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16538 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16540 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16542 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16544 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16546 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16548 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16549 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16550 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16551 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16552 * dwarf2asm.c (dw2_force_const_mem): Update call to
16553 make_decl_one_only.
16554 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16555 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16556 * langhooks.c (lhd_comdat_group): Remove.
16557 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16558 * tree.h (DECL_COMDAT_GROUP): New.
16559 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16560 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16561 (make_decl_one_only): Change signature.
16562 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16563 make_decl_one_only.
16564 (make_decl_one_only): Change signature.
16565 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16567 2009-06-15 Richard Guenther <rguenther@suse.de>
16569 PR middle-end/40439
16570 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16572 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16574 * tree-ssa-math-opts.c: Remove extra divide.
16576 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16578 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16580 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16582 * passes.c: Add bswap pass.
16583 * tree-pass.h: Add pass_optimize_bswap declaration.
16584 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16585 Include rtl.h, expr.h and optabs.h for optab_handler check.
16586 (struct symbolic_number, pass_optimize_bswap): New definition.
16587 (do_shift_rotate, verify_symbolic_number_p): New functions.
16588 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16589 (gate_optimize_bswap): New function.
16590 * tree.c (widest_int_cst_value): New function.
16591 * tree.h (widest_int_cst_value): Prototype added.
16593 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16595 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16596 REG_EQUAL/REG_EQUIV notes.
16598 2009-06-14 Richard Guenther <rguenther@suse.de>
16600 PR middle-end/40389
16601 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16602 has its address taken if NRV was applied and it is addressable.
16603 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16604 function split out from ...
16605 (get_constraint_for_1): ... here.
16606 (handle_rhs_call): Use it to mark the return slot escaped if
16607 it is addressable and NRV was applied.
16609 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16611 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16612 Change first argument type to location_t.
16613 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16614 Do not set input_location.
16615 Use loc instead of input_location throughout.
16617 2009-06-13 Richard Guenther <rguenther@suse.de>
16619 PR tree-optimization/40421
16620 * tree-predcom.c (should_unroll_loop_p): Remove.
16621 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16623 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16625 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16626 Add location argument.
16628 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16630 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16632 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16633 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16634 * config/spu/spu-protos.h: Add location to
16635 spu_resolve_overloaded_builtin.
16636 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16637 spu_build_builtin_va_list.
16638 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16639 argument. Pass location to build_function_call_vec.
16640 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16642 (emit_fpu_switch): Same.
16643 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16644 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16645 to build_decl and create_artificial_label.
16646 (xtensa_gimplify_va_arg_expr): Same.
16647 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16648 (xstormy16_gimplify_va_arg_expr): Same.
16649 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16650 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16651 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16652 (mips16_build_function_stub): Same.
16653 (mips16_build_call_stub): Same.
16655 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16658 * arm/constraints.md (Pa, Pb): New constraints.
16659 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16660 split pattern to deal with them.
16662 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16664 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16665 fix index entry for -Xpreprocessor.
16667 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16669 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16670 Add location argument to build_decl call.
16671 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16672 (rs6000_init_builtins): Same.
16673 (spe_init_builtins): Same.
16674 (rs6000_gimplify_va_arg): Add location argument to
16675 create_artificial_label call.
16677 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16679 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16680 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16681 * Makefile.in: Fix GGC dependency for gcse.o.
16683 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16685 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16686 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16687 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16689 * c-parser.c (c_parser_binary_expression): Use current column while
16690 building binary operations.
16691 * common.opt (fshow-column): Enable by default.
16692 * tree-vrp.c (check_array_ref): Use warning_at.
16693 (check_array_bounds): Use location from call back if expr has no
16695 * tree.h: Add location argument to maybe_fold_*.
16696 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16697 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16698 (maybe_fold_offset_to_component_ref): Same.
16699 (maybe_fold_offset_to_reference): Same.
16700 (maybe_fold_offset_to_address): Same.
16701 (maybe_fold_stmt_indirect): Same.
16702 (maybe_fold_stmt_addition): Same.
16703 (fold_stmt_r): Pass location to maybe_fold_*.
16704 (fold_gimple_assign): Same.
16705 * c-tree.h: Add location argument to finish_decl,
16706 default_function_array_conversion, store_init_value.
16707 * c-decl.c (define_label): Use error_at.
16708 (c_make_fname_decl): Pass location to finish_decl.
16709 (finish_decl): New location argument.
16710 (build_compound_literal): Pass location to store_init_value.
16711 (grokdeclarator): Pass location to finish_decl.
16713 * c-typeck.c (array_to_pointer_conversion): New location argument.
16714 (function_to_pointer_conversion): Same.
16715 (default_function_array_conversion): Same.
16716 (parser_build_unary_op): Pass location to overflow_warning.
16717 (parser_build_binary_op): Same. Use warning_at.
16718 (build_unary_op): Pass location to array_to_pointer_conversion.
16719 (build_c_cast): Pass location to digest_init.
16720 (build_modify_expr): New location argument.
16721 (convert_for_assignment): Same.
16722 (store_init_value): Same.
16723 (digest_init): Same.
16724 (output_init_element): Pass location to digest_init and
16725 array_to_pointer_conversion.
16726 (c_finish_return): Pass location to convert_for_assignment.
16727 * gimplify.c (gimplify_conversion): Pass location to
16728 maybe_fold_offset_to_address.
16729 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16730 to maybe_fold_stmt_addition.
16731 * c-omp.c (c_finish_omp_atomic): Pass new location to
16733 (c_finish_omp_for): Same.
16734 * c-common.c (overflow_warning): New argument.
16735 * c-common.h: New argument to build_modify_expr, overflow_warning.
16736 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16738 (c_parser_initializer): Pass location to
16739 default_function_array_conversion.
16740 (c_parser_initelt): Same.
16741 (c_parser_initval): Same.
16742 (c_parser_asm_operands): Same.
16743 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16744 (c_parser_conditional_expression): Same.
16745 (c_parser_binary_expression): Add location info to stack. Use it.
16746 (c_parser_unary_expression): Pass location to
16747 default_function_array_conversion, parser_build_unary_op,
16748 build_indirect_ref, c_parser_postfix_expression_after_primary.
16749 (c_parser_postfix_expression_after_primary): New location argument.
16751 (c_parser_expression_conv): Pass location to
16752 default_function_array_conversion.
16753 (c_parser_expr_list): Same.
16754 (c_parser_omp_atomic): Same.
16755 (c_parser_omp_for_loop): Same.
16756 * c-tree.h (struct c_declarator): Add comment to id_loc.
16757 (build_array_declarator): New argument.
16758 * c-decl.c (build_array_declarator): Add location argument.
16759 (grokdeclarator): Set id_loc for cdk_array.
16760 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16761 build_array_declarator.
16762 * tree.c (build_omp_clause): Add location argument.
16763 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16764 (OMP_CLAUSE_LOCATION): New macro.
16765 (struct tree_omp_clause): Add location field.
16766 (build_omp_clause): Add argument.
16767 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16769 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16770 (cp_parser_omp_clause_collapse): Same.
16771 (cp_parser_omp_clause_default): Same.
16772 (cp_parser_omp_clause_if): Same.
16773 (cp_parser_omp_clause_nowait): Same.
16774 (cp_parser_omp_clause_num_threads): Same.
16775 (cp_parser_omp_clause_ordered): Same.
16776 (cp_parser_omp_clause_schedule): Same.
16777 (cp_parser_omp_clause_untied): Same.
16778 (cp_parser_omp_for_loop): Same.
16779 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16780 * c-tree.h (c_start_case): Add location argument.
16781 (c_process_expr_stmt): Same.
16782 (c_finish_goto_*): Same.
16783 * tree-parloops.c (initialize_reductions): Pass location to
16785 (create_parallel_loop): Same.
16786 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16787 (gfc_trans_omp_reduction_list): Same.
16788 (gfc_trans_omp_clauses): Same.
16789 (gfc_trans_omp_do): Same.
16790 * c-typeck.c (c_finish_goto_label): Same.
16791 (c_finish_goto_ptr): New location argument.
16792 (c_start_case): Same.
16793 (emit_side_effect_warnings): Same.
16794 (c_process_expr_stmt): Same.
16795 (c_finish_stmt_expr): Same.
16796 (c_finish_omp_clauses): Use error_at instead of error.
16797 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16799 * c-omp.c (c_split_parallel_clauses): New location argument.
16800 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16801 to build_omp_clause.
16802 (convert_local_reference_stmt): Same.
16803 (convert_gimple_call): Same.
16804 * c-common.h (c_split_parallel_clauses): New argument.
16805 * c-parser.c (c_parser_statement_after_labels): Pass location to
16806 c_finish_goto_label.
16807 (c_parser_switch_statement): Pass location to c_start_case.
16808 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16809 and c_process_expr_stmt.
16810 (c_parser_omp_variable_list): Add location argument.
16811 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16812 (c_parser_omp_clause_default): Same.
16813 (c_parser_omp_clause_if): Same.
16814 (c_parser_omp_clause_num_threads): Same.
16815 (-c_parser_omp_clause_ordered): Same.
16816 (c_parser_omp_clause_reduction): Pass location to
16817 c_parser_omp_variable_list.
16818 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16819 (c_parser_omp_clause_untied): Same.
16820 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16821 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16823 * c-tree.h (check_for_loop_decls, undeclared_variable,
16824 build_component_ref, build_array_ref, build_external_ref,
16825 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16826 build_conditional_expr, build_compound_expr, c_cast_expr,
16827 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16828 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16830 * c-semantics.c (build_stmt): Same.
16831 (build_case_label): Same.
16832 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16833 (undeclared_variable): New argument.
16834 (make_label): Same.
16835 (lookup_label): Pass location on down.
16836 (define_label): Same.
16837 (finish_decl): Same.
16838 (build_compound_literal): Same.
16839 (finish_struct): Same.
16840 (finish_function): Do not set location here.
16841 (check_for_loop_decls): New argument.
16842 * tree.c (save_expr): Set location.
16843 (build_empty_stmt): New argument.
16844 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16845 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16846 * builtins.c (gimplify_va_arg_expr): Use locations.
16847 (expand_builtin_sync_operation): Same.
16848 * c-typeck.c (build_component_ref): New argument.
16849 (build_array_ref): Same.
16850 (build_external_ref): Same.
16851 (c_expr_sizeof_expr): Same.
16852 (c_expr_sizeof_type): Same.
16853 (parser_build_unary_op): Same.
16854 (build_conditional_expr): Same.
16855 (build_compound_expr): Pass location on down.
16856 (build_compound_expr): New argument.
16857 (build_c_cast): Same.
16858 (c_cast_expr): Same.
16859 (build_asm_expr): Same.
16860 (c_finish_return): Same.
16861 (c_process_expr_stmt): Pass location on down.
16862 (c_finish_stmt_expr): New argument.
16863 (push_clenaup): Same.
16864 (c_finish_omp_parallel): Same.
16865 (c_finish_omp_task): Same.
16866 * gimplify.c (gimplify_call_expr): Pass location on down.
16867 * c-omp.c (c_finish_omp_master): New argument.
16868 (c_finish_omp_critical): Same.
16869 (c_finish_omp_ordered): Same.
16870 (c_finish_omp_barrier): Same.
16871 (-c_finish_omp_taskwait): Same.
16872 (c_finish_omp_atomic): Same.
16873 (c_finish_omp_flush): Same.
16874 * tree-inline.c (copy_tree_body_r): Pass location on down.
16875 (inline_forbidden_p): Remove use of input_location.
16876 * c-gimplify.c (c_build_bind_expr): New argument.
16877 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16878 (c_sizeof_or_alignof_type): New argument.
16879 (c_alignof_expr): Same.
16880 (build_va_arg): Same.
16881 (c_add_case_label): Same.
16882 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16883 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16884 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16885 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16886 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16887 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16889 * stub-objc.c (objc_build_selector_expr): Same.
16890 (objc_build_throw_stmt): Same.
16891 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16892 (c_parser_initelt): Same.
16893 (c_parser_compound_statement): Same.
16894 (c_parser_compound_statement_nostart): Same.
16895 (c_parser_label): Same.
16896 (c_parser_statement_after_labels): Same.
16897 (c_parser_if_body): Same.
16898 (c_parser_else_body): Same.
16899 (c_parser_if_statement): Same.
16900 (c_parser_switch_statement): Same.
16901 (c_parser_while_statement): Same.
16902 (c_parser_do_statement): Same.
16903 (c_parser_for_statement): Same.
16904 (c_parser_asm_statement): Same.
16905 (c_parser_conditional_expression): Same.
16906 (c_parser_binary_expression): Same.
16907 (c_parser_cast_expression): Same.
16908 (c_parser_unary_expression): Same.
16909 (c_parser_sizeof_expression): Same.
16910 (c_parser_alignof_expression): Same.
16911 (c_parser_postfix_expression): Same.
16912 (c_parser_expression): Same.
16913 (c_parser_objc_receiver): Same.
16914 (c_parser_omp_variable_list): Same.
16915 (c_parser_omp_structured_block): Same.
16916 (c_parser_omp_atomic): New argument.
16917 (c_parser_omp_barrier): Same.
16918 (c_parser_omp_critical): Same.
16919 (c_parser_omp_flush): Pass location on down.
16920 (c_parser_omp_for_loop): New argument.
16921 (c_parser_omp_for): Same.
16922 (c_parser_omp_master): Same.
16923 (c_parser_omp_ordered): Same.
16924 (c_parser_omp_sections_scope): Same.
16925 (c_parser_omp_sections): Same.
16926 (c_parser_omp_parallel): Same.
16927 (c_parser_omp_single): Same.
16928 (c_parser_omp_task): Same.
16929 (c_parser_omp_taskwait): Pass location on down.
16930 (c_parser_omp_construct): Same.
16931 (c_parser_omp_threadprivate): Same.
16932 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16933 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16934 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16935 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16936 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16937 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16938 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16939 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16940 config/i386/i386.c, stmt.c:
16941 Add location argument to the following function definitions and/or
16942 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16943 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16944 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16945 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16946 do_case, c_finish_bc_stmt, build_compound_literal,
16947 build_function_call.
16948 * c-decl.c (build_compound_literal): Add location argument.
16949 Make all diagnostic calls use location.
16950 (start_struct): Same.
16951 (finish_struct): Same.
16952 (start_enum): Same.
16953 (build_enumerator): Same.
16954 (start_function): Same.
16955 (grokdeclarator): Make all diagnostic calls use location.
16956 (store_parm_decls_oldstyle): Same.
16957 * c-typeck.c (build_function_call): Add location argument.
16958 Make all diagnostic calls use location.
16960 (c_finish_bc_stmt): Same.
16961 * tree-nested.c (get_trampoline_type): Add argument.
16962 Pass location to build_decl.
16963 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16964 * rtl.h (RTL_LOCATION): New.
16965 * c-common.c (c_add_case_label): Add location argument.
16966 Make all diagnostic calls use location.
16967 * c-common.h: Add location argument to make_fname_decl, do_case,
16968 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16969 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16970 Set it appropriately for every case. Pass enum_loc to start_enum
16971 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16973 (c_parser_struct_or_union_specifier): Save location. Use it for
16974 start_struct, finish_struct, and parser_xref_tag.
16976 2009-06-12 Ian Lance Taylor <iant@google.com>
16978 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16980 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16981 cpp_opts->warn_cxx_operator_names.
16983 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16986 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16987 is returns NULL and OP is a VCE, look through the VCE.
16989 2009-06-12 Ian Lance Taylor <iant@google.com>
16992 * collect2.c (main): Use CONST_CAST2 in code inside #if
16993 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16995 2009-06-12 Joey Ye <joey.ye@intel.com>
16997 PR middle-end/39146
16998 * cfgexpand.c (get_decl_align_unit): Update
16999 max_used_stack_slot_alignment with align instead of
17000 stack_alignment_needed.
17002 * function.c (assign_stack_local_1): Update
17003 max_used_stack_slot_alignment with alignment_in_bits instead
17004 of stack_alignment_needed.
17005 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
17008 2009-06-12 Jakub Jelinek <jakub@redhat.com>
17010 * dwarf2out.c (last_var_location_insn): New variable.
17011 (dwarf2out_end_epilogue): Clear last_var_location_insn.
17012 (dwarf2out_var_location): Don't record anything after last real
17013 insn. Only change labels if there were any real instructions
17014 in between last note and this one, or if changed sections.
17016 2009-06-11 Richard Henderson <rth@redhat.com>
17018 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
17019 note when storing the frame pointer in a register.
17020 (FRP): Don't redefine to nothing for epilogue.
17021 (alpha_expand_epilogue): Mark register and sp restores.
17022 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
17024 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
17025 when gen_lowpart is needed.
17027 2009-06-11 Richard Henderson <rth@redhat.com>
17029 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
17031 * dwarf2out.c (need_data_align_sf_opcode): New.
17032 (div_data_align): Move earlier.
17033 (def_cfa_1, reg_save): Use it.
17035 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
17037 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
17038 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
17039 (ix86_handle_option): Handle OPT_mcrc32.
17040 (ix86_target_string): Add -mcrc32.
17041 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
17043 * config/i386/i386.h (TARGET_CRC32): New.
17045 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
17046 (sse4_2_crc32di): Likewise.
17048 * config/i386/i386.opt (mcrc32): New.
17050 * doc/invoke.texi: Document -mcrc32.
17052 2009-06-11 Richard Henderson <rth@redhat.com>
17054 * common.opt (gdwarf-): Accept a version number.
17055 * doc/invoke.texi (gdwarf-): Update docs.
17056 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17057 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
17058 version level, and record it.
17060 * dwarf2.h (DW_CIE_VERSION): Remove.
17061 * dwarf2out.c (DWARF_VERSION): Remove.
17062 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
17063 (output_call_frame_info): Use CIE version 3 for dwarf3,
17064 or if the return register column is out of range for version 1.
17065 (dwarf_stack_op_name): Add all dwarf3 values.
17066 (DEBUG_PUBTYPES_SECTION): New.
17067 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
17068 encoding change for dwarf3.
17069 (output_die) [dw_val_class_die_ref]: Likewise.
17070 (output_compilation_unit_header): Emit correct version for dwarf3.
17071 (output_line_info): Likewise.
17072 (output_pubnames): Update for DWARF_VERSION removal.
17073 (output_aranges): Likewise.
17074 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
17075 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
17076 (dwarf2out_finish): Likewise.
17078 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17080 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
17083 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17086 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
17087 * builtins.c (expand_builtin_unreachable): New function.
17088 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
17089 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
17090 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
17092 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
17093 searching for missing barriers.
17095 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17097 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
17098 when -fprofile-generate* was passed.
17099 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17101 2009-06-11 Anthony Green <green@moxielogic.com>
17103 * config/moxie/moxie.md: Define length attribute for all instructions.
17105 (*b<cond:code>): Support limited branch ranges for new PC-relative
17106 branch instructions.
17107 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
17109 2009-06-11 Jakub Jelinek <jakub@redhat.com>
17111 * config/i386/i386.c (min_insn_size): Use get_attr_length
17112 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17113 For __asm return 0.
17115 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17116 instead of emit_insn_before.
17118 2009-06-10 Ian Lance Taylor <iant@google.com>
17121 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17124 2009-06-10 Revital Eres <eres@il.ibm.com>
17126 * passes.c (init_optimization_passes): Reschedule
17127 predictive-commoning pass before complete unroll pass.
17129 2009-06-10 Martin Jambor <mjambor@suse.cz>
17131 * cgraph.c (cgraph_node_can_be_local_p): New function.
17132 (cgraph_make_node_local): New function.
17133 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17134 (cgraph_make_node_local): Declare.
17136 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17138 * tree.h (tree_base): Add packed_flag and user_align fields.
17139 Decrease size of spare field.
17140 (TYPE_USER_ALIGN): Use user_align from tree_base.
17141 (DECL_USER_ALIGN): Likewise.
17142 (TYPE_PACKED): Use packed_flag from tree_base.
17143 (DECL_PACKED): Likewise.
17144 (tree_type): Delete packed_flag and user_align fields. Widen
17145 precision field. Widen mode field and shuffle fields to align
17146 mode on an 8-bit boundary.
17147 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17148 Renumber decl_flag_* fields. Fix comments. Widen
17149 decl_common_unused field.
17150 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17151 (DECL_EXTERNAL): Likewise.
17152 (DECL_BIT_FIELD): Likewise.
17153 (DECL_NONADDRESSABLE_P): Likewise.
17154 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17155 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17157 2009-06-10 Ian Lance Taylor <iant@google.com>
17159 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17160 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17161 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17162 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17163 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17164 DEF_VEC_ALLOC_FUNC_P.
17165 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17166 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17167 DEF_VEC_ALLOC_FUNC_O.
17168 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17169 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17170 DEF_VEC_ALLOC_FUNC_I.
17171 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17172 (vec_stack_p_reserve_exact_1): Declare.
17173 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17174 (vec_stack_free): Declare.
17175 (VEC_stack_alloc): Define.
17176 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17177 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17178 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17179 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17181 (stack_vecs): New static variable.
17182 (vec_stack_p_reserve_exact_1): New function.
17183 (vec_stack_o_reserve_1): New static function.
17184 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17185 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17186 (vec_stack_free): New function.
17187 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17188 (VEC_df_ref_stack_alloc): Define.
17189 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17190 DEF_VEC_ALLOC_P_STACK.
17191 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17192 (struct df_collection_rec): Change _vec fields to VEC. Remove
17194 (df_free_collection_rec): Adjust for new fields.
17195 (df_insn_rescan): Use new df_collection_rec fields.
17196 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17197 (df_ref_create_structure, df_ref_record): Likewise.
17198 (df_get_conditional_uses, df_get_call_refs): Likewise.
17199 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17200 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17201 (df_record_exit_block_uses, df_bb_verify): Likewise.
17202 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
17203 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
17204 Remove count parameter. Change return type to void. Change all
17206 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
17207 Remove count parameter. Change return type to void. Change all
17209 (df_install_refs): Change old_vec parameter to VEC. Remove count
17210 parameter. Change all callers.
17211 (df_install_mws): Change old_vec parameter to VEC. Remove count
17212 parameter. Change all callers.
17213 (df_refs_verify): Change new_rec parameter to VEC. Change call
17215 (df_mws_verify): Likewise.
17217 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
17219 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
17221 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
17223 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
17225 2009-06-10 Anthony Green <green@moxielogic.com>
17227 * config/moxie/crti.asm: New file.
17228 * config/moxie/crtn.asm: New file.
17229 * config/moxie/moxie.c: New file.
17230 * config/moxie/moxie.h: New file.
17231 * config/moxie/sfp-machine.h: New file.
17232 * config/moxie/moxie-protos.h: New file.
17233 * config/moxie/t-moxie: Created.
17234 * config/moxie/t-moxie-softfp: Created.
17235 * config/moxie/moxie.md: Created.
17236 * config/moxie/constraints.md: Created.
17237 * config.gcc: Add moxie support.
17238 * doc/md.texi (Machine Constraints): Add moxie constraints.
17239 * doc/contrib.texi (Contributors): Mention moxie port.
17240 * doc/install.texi (Specific): Mention the moxie port.
17242 2009-06-09 Ian Lance Taylor <iant@google.com>
17244 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17245 compiling with C++.
17246 * optabs.c (optab_table): Only use designated initializers if
17247 HAVE_DESIGNATED_INITIALIZERS is defined.
17248 (convert_optab_table): Likewise.
17249 (init_optabs): Always call init_insn_codes if
17250 HAVE_DESIGNATED_INITIALIZERS is not defined.
17252 2009-06-09 Ian Lance Taylor <iant@google.com>
17254 * targhooks.c (default_builtin_vectorized_function): Change fn
17255 parameter to unsigned int.
17256 (default_builtin_vectorized_conversion): Change code parameter to
17258 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17259 * targhooks.h: Update declarations.
17260 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17261 parameter to unsigned int.
17263 * c-typeck.c (comptypes_check_enum_int): New static function.
17264 (comptypes_internal): Add enum_and_int_p parameter. Change all
17266 (comp_target_types): Add location parameter. Change all callers.
17267 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17268 Change all callers.
17269 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17270 (build_conditional_expr): Add colon_loc parameter. Change all
17272 (convert_for_assignment): Add location parameter. Change all callers.
17273 * c-parser.c (c_parser_conditional_expression): Pass location of
17274 colon to build_conditional_expr.
17275 * c-tree.h (build_conditional_expr): Update declaration.
17277 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17279 * graphite.c: Revert previous patch.
17281 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17284 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17286 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17288 * tree-ssa-loop-prefetch.c
17289 (loop_prefetch_arrays): Fixed a portability problem in printf format
17292 2009-06-09 Martin Jambor <mjambor@suse.cz>
17294 PR tree-optimization/40351
17295 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17296 refrence to a potential artifical subaccess can be constructed.
17298 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17300 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17301 (sh_override_options): Likewise.
17302 * config/sh/sh.c: Include params.h.
17303 (sh_optimization_options): New.
17304 (sh_override_options): Likewise.
17305 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17306 (OVERRIDE_OPTIONS): Use sh_override_options.
17308 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17310 * dwarf2out.c (emit_cfa_remember): New variable.
17311 (add_fde_cfi): If emit_cfa_remember, recurse to add
17312 DW_CFA_remember_state first.
17313 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17314 instead just set emit_cfa_remember.
17316 2009-06-08 Jan Hubicka <jh@suse.cz>
17319 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17321 2009-06-08 Jan Hubicka <jh@suse.cz>
17323 PR middle-end/39834
17324 * cgraphunit.c (save_inline_function_body): Do not copy transform
17325 hooks for saved inline bodies.
17326 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17327 for given function.
17329 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17331 * jump.c (returnjump_p): Handle delayed branches. Add missing
17334 2009-06-08 Jan Hubicka <jh@suse.cz>
17336 PR middle-end/40102
17337 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17338 original node might've been modified.
17339 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17341 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17343 * tree-object-size.c (addr_object_size): Add OSI argument.
17344 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17345 (compute_builtin_object_size, expr_object_size): Adjust callers.
17346 (plus_stmt_object_size): Call addr_object_size instead of
17347 compute_builtin_object_size.
17349 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17350 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17352 * tree-ssa-loop-prefetch.c
17353 (gather_memory_references): Introduced a counter for the number of
17355 (anything_to_prefetch_p): Introduced a counter for the number of
17357 (is_loop_prefetching_profitable): New function with a cost model
17359 (loop_prefetch_arrays): Use the new cost model to determine if
17360 prefetching is profitable.
17361 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17362 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17363 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17364 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17365 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17366 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17368 2009-06-08 Michael Matz <matz@suse.de>
17371 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17372 partitions use the same.
17373 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17374 for basevars of SSA_NAMEs.
17375 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17376 to not expand them twice.
17377 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17380 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17382 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17383 (fdump-final-insns=, gtoggle): New.
17384 * doc/invoke.texi: Document them.
17385 * final.c (rest_of_clean_state): Dump final insn stream.
17386 * gcc.c (invoke_as): Hook in -fcompare-debug.
17387 (static_spec_functions): Add compare-debug-dump-opt,
17388 compare-debug-self-opt and compare-debug-auxbase-opt.
17389 (compare_debug, compare_debug_second, compare_debug_opt): New.
17390 (switches_debug_check, n_switches_debug_check): New.
17391 (debug_auxbase_opt, debug_check_temp_file): New.
17392 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17394 (do_self_spec): Handle arguments after switches.
17395 (do_spec_1): Add .gk extension to temp file basenames for compare.
17396 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17397 (cc1_options): Use it instead of normal auxbase computation for
17398 the second compare-debug compilation.
17399 (compare_files): New.
17400 (main): Set up and implement compare debug mode.
17401 (compare_debug_dump_opt_spec_function): New.
17402 (compare_debug_self_opt_spec_function): New.
17403 (compare_debug_auxbase_opt_spec_function): New.
17404 * toplev.c (process_options): Handle flag_gtoggle,
17405 flag_dump_final_insns.
17406 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17407 during -fcompare-debug-second compilation.
17409 2009-06-07 Ian Lance Taylor <iant@google.com>
17411 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17412 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17414 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17415 with no default node. Change warning with %H to warning_at.
17416 Don't clear warn_switch around case checking.
17417 * doc/invoke.texi (Warning Options): Clarify distinction between
17418 -Wswitch and -Wswitch-enum.
17420 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17422 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17424 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17426 * gbl-ctors.h: Add header guard.
17428 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17430 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17431 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17432 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17433 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17434 prototypes for removed functions.
17435 (expressions_equal_p): Move to ...
17436 * tree-ssa-sccvn.h: ... here and ...
17437 * matrix-reorg.c: ... adjust includes.
17439 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17441 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17443 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17445 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17446 (finish_function): Remove erroneous whitespace.
17448 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17450 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17451 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17453 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17455 * errors.c (internal_error): Commentary typo fix.
17456 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17457 * tree-ssa-pre.c: Ditto.
17459 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17461 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17462 them is supposed to hold actual statements.
17464 2009-06-06 Ian Lance Taylor <iant@google.com>
17466 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17467 empty statements can now have attributes.
17469 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17471 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17472 * config/mips/mips.md: Ditto.
17474 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17476 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17478 (__eabi_uconvert): Likewise.
17480 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17482 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17483 CFI_* definitions with IN_GCC.
17485 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17487 * xcoffout.h (xcoffout_source_line): Update prototype.
17489 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17491 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17492 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17494 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17496 PR middle-end/40340
17497 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17498 inlined_function_outer_scope_p blocks for artificial inlines
17500 * tree.c (tree_nonartificial_location): Rewrite using
17501 block_nonartificial_location.
17503 2009-06-05 Revital Eres <eres@il.ibm.com>
17504 Leehod Baruch <leehod@il.ibm.com>
17506 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17507 (expand_expr_real_1): Remove comment.
17508 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17509 Vectorize misaligned access when the target supports it.
17510 (vect_supportable_dr_alignment): Check for unaligned access support.
17511 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17514 2009-06-05 Julian Brown <julian@codesourcery.com>
17516 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17517 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17519 2009-06-05 Richard Guenther <rguenther@suse.de>
17522 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17523 as possibly unused.
17525 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17527 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17528 (save_gprs): Don't tell unwinder when a global register is saved.
17529 (s390_emit_epilogue): Emit needed epilogue unwind info.
17531 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17533 * dwarf2out.c (deferred_asm_name): New.
17534 (add_name_and_src_coords_attributes): Defer creation of
17535 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17537 (move_linkage_attr): New.
17538 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17541 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17543 * tree-nested.c (finalize_nesting_tree_1): Declare the
17544 frame_decl in the binding tree.
17546 2009-06-04 Cary Coutant <ccoutant@google.com>
17548 * basic-block.h (struct basic_block_def): Add discriminator field.
17549 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17551 * debug.c (do_nothing_debug_hooks): Add additional entry.
17552 (debug_nothing_int_charstar_int): New function.
17553 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17554 (debug_nothing_int_charstar_int): New declaration.
17555 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17556 discriminator value in .loc directive.
17557 * final.c (last_discriminator): New variable.
17558 (discriminator): New variable.
17559 (final_start_function): Initialize above variables, pass current
17560 discriminator to debug hook.
17561 (notice_source_line): Check for discriminator change.
17562 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17563 * sdbout.c (sdbout_source_line): New parameter.
17564 * tree-cfg.c (struct locus_discrim_map): New structure type.
17565 (discriminator_per_locus): New hash table.
17566 (build_gimple_cfg): Allocate and free discriminator hash table.
17567 (make_edges): Call assign_discriminator.
17568 (locus_map_hash): New function.
17569 (locus_map_eq): New function.
17570 (next_discriminator_for_locus): New function.
17571 (same_line_p): New function.
17572 (assign_discriminator): New function.
17573 (make_cond_expr_edges): Call assign_discriminator.
17574 (make_gimple_switch_edges): Likewise.
17575 (first_non_label_stmt): New function.
17576 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17578 * xcoffout.c (xcoffout_source_line): Add new parameter.
17580 * configure.ac (gcc_cv_as_discriminator): New configury check for
17581 gas support for discriminator.
17582 * configure: Regenerate.
17583 * config.in: Regenerate.
17585 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17587 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17588 val after checking for integers.
17590 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17592 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17594 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17595 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17596 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17597 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17598 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17599 X64_SSE_REGPARM_MAX.
17600 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17601 X64_SSE_REGPARM_MAX.
17603 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17605 * gcc.c (report_times_to_file): New.
17606 (execute): Implement it.
17607 (process_command): Support -time=.
17608 * doc/invoke.texi: Document it.
17610 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17612 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17613 that have value exprs.
17615 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17617 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17618 declarations for constants until...
17619 (dw2_output_indirect_constant_1): ... this point.
17621 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17624 * arm.md (arm_addsi3): Don't try to split an add with an
17625 eliminable register until after reload has completed.
17627 2009-06-03 Ian Lance Taylor <iant@google.com>
17629 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17630 * genattrtab.c (write_length_unit_log): Likewise.
17631 * genchecksum.c (dosum): Likewise.
17632 * gengtype.c (write_rtx_next): Likewise.
17633 (finish_root_table, write_roots): Likewise.
17634 * gimple.c (gimple_ops_offset_): Likewise.
17635 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17636 * config/arc/arc.c (arc_attribute_table): Likewise.
17637 * config/arm/arm.c (arm_attribute_table): Likewise.
17638 * config/avr/avr.c (avr_attribute_table): Likewise.
17639 * config/crx/crx.c (crx_attribute_table): Likewise.
17640 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17641 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17642 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17643 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17644 * config/sh/sh.c (sh_attribute_table): Likewise.
17645 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17646 * config/spu/spu.c (spu_attribute_table): Likewise.
17647 * config/v850/v850.c (v850_attribute_table): Likewise.
17649 * config/alpha/alpha.c (vms_attribute_table): Make static.
17650 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17651 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17652 * config/mips/mips.c (mips_attribute_table): Likewise.
17654 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17656 (cc1-checksum.o): Likewise.
17658 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17660 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17662 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17664 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17665 insn if it is changing sp. Use gen_add3_insn instead of
17666 conditionally gen_addsi3 and gen_adddi3.
17667 (offset_below_red_zone_p): New static inline function.
17668 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17669 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17670 * config/rs6000/ppc-asm.h: Include auto-host.h.
17671 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17672 CFI_RESTORE): Define.
17673 * config/rs6000/crtresxgpr.asm: Add unwind info.
17674 * config/rs6000/crtresxfpr.asm: Likewise.
17675 * config/rs6000/crtresgpr.asm: Likewise.
17676 * config/rs6000/crtresfpr.asm: Likewise.
17677 * config/rs6000/crtsavgpr.asm: Likewise.
17678 * config/rs6000/crtsavfpr.asm: Likewise.
17680 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17681 argument of DWARF2_FRAME_REG_OUT macros.
17683 2009-06-03 Julian Brown <julian@codesourcery.com>
17685 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17686 words or less (including TImode) in core registers.
17688 2009-06-03 Richard Guenther <rguenther@suse.de>
17690 PR middle-end/40328
17691 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17693 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17695 * statistics.c (statistics_counter_event): Do not record event
17696 in pass dump if its number == -1.
17697 (curr_statistics_hash): Add assert that we never get passes
17698 with static number == -1.
17700 2009-06-03 Richard Guenther <rguenther@suse.de>
17701 Andrey Belevantsev <abel@ispras.ru>
17703 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17704 non-BLKmode arrays addressable.
17706 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17708 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17709 * config/m68k/m68k.h: ... here.
17711 2009-06-03 Martin Jambor <mjambor@suse.cz>
17713 PR tree-optimization/40323
17714 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17717 2009-06-03 Richard Guenther <rguenther@suse.de>
17719 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17722 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17724 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17725 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17726 JUMP_TABLE_DATA_P where applicable.
17727 * config/sh/sh.c: Ditto.
17728 * config/sh/sh.h: Ditto.
17729 * config/sh/sh.md: Ditto.
17730 * config/sh/symbian.c: Ditto.
17732 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17734 * config/i386/driver-i386.c (describe_cache): Optimize
17735 concatenation of strings. Use snprintf instead of sprintf.
17736 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17737 target when not compiling with GCC.
17739 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17741 * config/sh/sh.c: Revert last change.
17742 (sh_expand_epilogue): Emit a blockage insn before the frame
17743 pointer adjustment unconditionally.
17745 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17747 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17748 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17749 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17750 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17751 to COLLECT_GCC_OPTIONS.
17753 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17755 * collect2.c (target_system_root): New variable.
17756 (main): Handle --sysroot=.
17757 (ignore_library): Strip the sysroot from the library path.
17759 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17761 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17762 (collect2.o): Depend on collect2-aix.h.
17763 (collect2-aix.o): New rule.
17764 * collect2-aix.h: New file.
17765 * collect2-aix.c: Likewise.
17766 * collect2.c: Include collect2-aix.h. Don't undefine
17767 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17768 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17769 Use TARGET_AIX_VERSION instead of _AIX51.
17770 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17771 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17772 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17773 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17774 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17776 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17778 * collect2.c (ignore_library): Avoid premature post-increment
17779 and null deference.
17781 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17783 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17784 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17785 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17786 CROSS_DIRECTORY_STRUCTURE too.
17787 (LINK_LIBG_SPEC): Likewise.
17788 (LIB_SPEC): Add %R to sysroot paths.
17789 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17790 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17791 * config/rs6000/aix51.h: As for aix43.h.
17792 * config/rs6000/aix52.h: Likewise.
17793 * config/rs6000/aix53.h: Likewise.
17794 * config/rs6000/aix61.h: Likewise.
17795 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17796 to the beginning of sysroot paths.
17798 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17800 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17801 INSN_LISTs that are out of the REG_NOTE range.
17803 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17805 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17806 (struct var_to_expand): Likewise.
17807 (struct opt_info): Add head and tail for linked lists of the above.
17808 (analyze_insn_to_expand_var): Initialize next.
17809 (analyze_iv_to_split_insn): Likewise.
17810 (analyze_insns_in_loop): Create linked lists.
17811 (allocate_basic_variable): Simplify for use without hash table.
17812 (insert_var_expansion_initialization): Likewise, make it type-safer.
17813 (combine_var_copies_in_loop_exit): Likewise.
17814 (apply_opt_in_copies): Walk lists rather than hash tables.
17815 (release_var_copies): Simplified and inlined by hand into...
17816 (free_opt_info): ... this function.
17818 2009-06-02 Richard Guenther <rguenther@suse.de>
17820 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17823 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17825 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17826 only for builtins that are not overridden.
17828 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17830 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17833 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17835 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17837 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17839 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17841 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17843 * common.opt (fdump-unnumbered-links): New.
17844 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17845 * print-rtl.c (flag_dump_unnumbered_links): New.
17846 (print_rtx): Test it.
17848 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17850 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17851 push/pop multiple to 8-byte alignment.
17853 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17855 * config/i386/i386.c (queued_cfa_restores): New static variable.
17856 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17858 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17859 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17860 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17861 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17862 note unconditionally.
17863 (ix86_emit_restore_regs_using_mov): Likewise.
17864 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17865 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17866 it through to ix86_emit_restore_reg_using_pop.
17867 (ix86_emit_leave): Add RED_OFFSET argument. Call
17868 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17869 instead of adding REG_CFA_OFFSET note unconditionally.
17870 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17871 the above functions. Call ix86_add_queued_cfa_restore_notes when
17874 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17875 force output of the label even for dwarf2out_do_cfi_asm.
17876 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17877 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17878 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17880 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17881 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17882 dwarf2out_cfi_label callers.
17883 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17884 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17885 Adjust dwarf2out_cfi_label callers.
17886 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17888 * config/i386/i386.h (struct machine_cfa_state,
17889 struct machine_function): Guard with ifndef USED_FOR_TARGET
17890 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17893 * emutls.c (__emutls_get_address): Change arr->size to mean number
17894 of allocated arr->data entries instead of # of slots + 1.
17896 PR middle-end/40316
17897 * recog.c (peep2_reinit_state): New function.
17898 (peephole2_init_state): Use it at the end of a basic block and also
17899 when seeing a RTX_FRAME_RELATED_P insn.
17901 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17903 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17904 fixuns_truncrfdi2): New.
17905 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17906 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17907 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17908 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17909 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17910 *recip_approx): Remove.
17911 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17912 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17913 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17915 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17918 2009-06-01 Ian Lance Taylor <iant@google.com>
17920 * attribs.c (register_attribute): Use CONST_CAST.
17921 * collect2.c (main): Use CONST_CAST2.
17922 (scan_prog_file): Likewise.
17923 * gcc.c (process_command, main): Likewise.
17924 * toplev.c (toplev_main): Likewise.
17926 * c-typeck.c (handle_warn_cast_qual): New static function,
17927 partially broken out of build_c_cast.
17928 (build_c_cast): Call handle_warn_cast_qual.
17929 * doc/invoke.texi (Warning Options): Document new effect of
17932 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17934 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17935 (diagnostic_report_current_module): Print columns.
17936 * common.opt (flag_show_column): Enable by default.
17938 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17940 * alias.c (find_base_term): Check for NULL term before returning.
17942 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17944 Revert due to PR40320:
17945 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17946 * calls.c (emit_library_call_value_1): Don't force_operand for move
17949 2009-06-01 Olivier Hainque <hainque@adacore.com>
17950 Eric Botcazou <ebotcazou@adacore.com>
17952 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17953 to be processed as a bitfield for constructor output purposes.
17954 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17956 * varasm.c (oc_local_state): New type, output_constructor
17957 local state to support communication with helpers.
17958 (oc_outer_state): New type, output_constructor outer state of
17959 relevance in recursive calls.
17960 (output_constructor_array_range): New output_constructor helper,
17961 extracted code for an array range element.
17962 (output_constructor_regular_field): New output_constructor helper,
17963 extracted code for an element that is not a bitfield.
17964 (output_constructor_bitfield): New output_constructor helper,
17965 extracted code for a bitfield element. Accept an OUTER state
17966 argument for recursive processing. Recurse on record or array
17967 CONSTRUCTOR values, possibly past noop conversions.
17968 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17969 VALUE is a valid constant-valued expression for use in a static
17970 bit-field initializer.
17971 (output_constructor): Rework to use helpers. Accept and honor an
17972 OUTER state argument for recursive calls. Return total size. Be
17973 prepared for nested constructors initializing bitfields.
17974 (output_constant): Feed OUTER in calls to output_constructor.
17976 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17978 * calls.c (emit_library_call_value_1): Don't force_operand for move
17981 2009-06-01 Nick Clifton <nickc@redhat.com>
17983 * doc/invoke.texi (IA-64 Options): Fix typo.
17985 2009-06-01 Ira Rosen <irar@il.ibm.com>
17987 PR tree-optimization/39129
17988 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17990 (vect_do_peeling_for_loop_bound): Use
17991 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17992 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17993 (vect_loop_versioning): Likewise.
17994 (vect_create_cond_for_alias_checks): Fix indentation.
17995 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17997 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17998 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17999 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
18000 "control flow in loop".
18001 (vect_estimate_min_profitable_iters): Use
18002 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
18003 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
18004 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18005 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
18006 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
18007 statement belongs to a group of strided accesses with the exact code
18009 (vectorizable_load): Likewise.
18010 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
18011 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18013 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
18015 * config/freebsd-stdint.h: New file.
18016 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
18017 Add freebsd-stdint.h to tm_file.
18019 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
18021 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
18022 (thumb2_extendhidi2): Likewise.
18024 2009-05-31 Ian Lance Taylor <iant@google.com>
18026 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
18028 2009-05-31 Ian Lance Taylor <iant@google.com>
18030 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
18031 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
18032 (ipa-reference.o): Depend upon gt-ipa-reference.h.
18034 2009-05-31 Jason Merrill <jason@redhat.com>
18036 * tree-pretty-print.c (print_call_name): Take the callee, not the
18037 call itself. Make non-static. Use dump_function_name for functions.
18038 (dump_generic_node): Adjust.
18039 * diagnostic.h: Declare print_call_name.
18040 * gimple-pretty-print.c (dump_gimple_call): Use it.
18042 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18044 * config/sh/sh.md (ashldi3_std): New define_expand.
18047 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
18050 * config/sh/sh.c: Include debug.h.
18051 (sh_expand_epilogue): Emit a blockage insn before the frame
18052 pointer adjustment also when dwarf2out_do_frame returns true.
18054 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18056 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18057 (thumb2_extendqidi2): New pattern.
18059 2009-05-31 Ira Rosen <irar@il.ibm.com>
18061 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
18062 mark phis for renaming.
18063 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18064 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
18065 Call mark_sym_for_renaming.
18066 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
18067 * tree-vect-loop.c (vect_transform_loop): Remove
18068 vect_memsyms_to_rename initialization and a call to
18069 mark_set_for_renaming.
18071 2009-05-31 Jakub Jelinek <jakub@redhat.com>
18073 PR middle-end/40304
18074 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
18075 frame related even if !set_cfa && style < 0.
18077 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
18079 * config/i386/mingw-tls.c: New file.
18080 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
18081 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
18082 defining _WIN32 but not __CYGWIN__.
18084 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18086 * configure.ac: Add MPC support.
18088 * config.in, configure: Regenerate.
18090 2009-05-29 Richard Henderson <rth@redhat.com>
18092 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
18093 NOTE_INSN_BASIC_BLOCK.
18094 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
18095 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
18096 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
18098 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
18100 (add_cfi): Disable check redefining cfa away from drap.
18101 (lookup_cfa_1): Add remember argument; handle remember/restore.
18102 (lookup_cfa): Pass remember argument.
18103 (cfa_remember): New.
18104 (compute_barrier_args_size_1): Remove sibcall check.
18105 (dwarf2out_frame_debug_def_cfa): New.
18106 (dwarf2out_frame_debug_adjust_cfa): New.
18107 (dwarf2out_frame_debug_cfa_offset): New.
18108 (dwarf2out_frame_debug_cfa_register): New.
18109 (dwarf2out_frame_debug_cfa_restore): New.
18110 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
18111 (dwarf2out_begin_epilogue): New.
18112 (dwarf2out_frame_debug_restore_state): New.
18113 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18114 DW_CFA_restore_state.
18115 (output_cfi_directive): Likewise.
18116 (convert_cfa_to_fb_loc_list): Likewise.
18117 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18118 * dwarf2out.h: Update.
18119 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18120 (copy_insn_1): Early out for null.
18121 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18122 and dwarf2out_frame_debug_restore_state.
18123 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18124 (prologue_insn_hash, epilogue_insn_hash): New.
18125 (free_after_compilation): Adjust freeing accordingly.
18126 (record_insns): Create hash table if needed; push insns into
18127 hash instead of array.
18128 (maybe_copy_epilogue_insn): New.
18129 (contains): Search hash table instead of array.
18130 (sibcall_epilogue_contains): Remove.
18131 (thread_prologue_and_epilogue_insns): Split eh_return insns
18132 and mark them as epilogues.
18133 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18134 scanning in terms of basic blocks.
18135 * insn-notes.def (CFA_RESTORE_STATE): New.
18136 * jump.c (returnjump_p_1): Accept EH_RETURN.
18137 (eh_returnjump_p_1, eh_returnjump_p): New.
18138 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18139 CFA_REGISTER, CFA_RESTORE): New.
18140 * rtl.def (EH_RETURN): New.
18141 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18143 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18144 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18146 * config/i386/i386.c (gen_push): Update cfa state.
18147 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18148 add a CFA_ADJUST_CFA note.
18149 (ix86_dwarf_handle_frame_unspec): Remove.
18150 (ix86_expand_prologue): Update cfa state.
18151 (ix86_emit_restore_reg_using_pop): New.
18152 (ix86_emit_restore_regs_using_pop): New.
18153 (ix86_emit_leave): New.
18154 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18155 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18156 * config/i386/i386.h (struct machine_cfa_state): New.
18157 (ix86_cfa_state): New.
18158 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18159 (eh_return_internal): Merge from eh_return_<mode>,
18160 use eh_return rtx, split w/ epilogue.
18162 2009-05-29 Ian Lance Taylor <iant@google.com>
18164 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18166 * calls.c (emit_library_call_value_1): Likewise.
18168 * c-typeck.c (c_build_va_arg): New function.
18169 * c-tree.h (c_build_va_arg): Declare.
18170 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18171 instead of build_va_arg.
18173 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18175 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18176 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18177 (ptr_difference_cost): Use affine combinations to compute it.
18178 (difference_cost): Likewise.
18179 (get_computation_cost_at): Compute more accurate cost for addresses
18180 if the ratio is a multiplier allowed in addresses.
18181 For non-addresses, consider that an additional offset or symbol is
18184 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18186 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18187 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18189 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18190 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18191 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18193 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18194 to 1 for TYPE_SSE{IADD1,CVT1}.
18195 (prefix_vex_imm8): Removed.
18196 (length_vex): Only pass 1 as second argument to
18197 ix86_attr_length_vex_default if prefix_extra is 0.
18198 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18199 (length): For prefix vex computation use length_immediate
18200 attribute instead of prefix_vex_imm8.
18201 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18202 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
18203 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
18204 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
18205 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
18206 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
18207 a space in between the operands.
18208 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
18209 if one operand is 0xff and the other one si, di, bp or sp.
18210 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
18211 other one si, di, bp or sp.
18212 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
18213 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
18214 type and mode attributes.
18215 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
18216 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
18217 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
18218 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
18219 prefix_data16 attribute iff MODE_DF.
18220 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
18221 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
18222 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
18223 constm128_operand in length_immediate computation.
18224 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
18225 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
18226 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
18227 length_immediate attribute to 1.
18228 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
18229 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
18230 for certain alternatives.
18231 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
18232 prefix_data16 attribute if MODE_V1DF.
18233 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
18234 length_immediate to 1.
18235 (set_got_rex64, set_rip_rex64): Remove length attribute, set
18236 length_address to 4, set mode attribute to MODE_DI.
18237 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18238 (fxam<mode>2_i387): Set length attribute to 4.
18239 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18240 *prefetch_3dnow_rex): Override length_address attribute.
18241 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18243 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18244 (constm128_operand): Removed.
18245 * config/i386/i386.c (memory_address_length): For
18246 disp && !index && !base in 64-bit mode account for SIB byte if
18247 print_operand_address can't optimize disp32 into disp32(%rip)
18248 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18249 for fs: or gs: segment.
18250 (ix86_attr_length_immediate_default): When checking if shortform
18251 is possible, truncate immediate to the length of the non-shortened
18253 (ix86_attr_length_address_default): Ignore MEM_P operands
18255 (ix86_attr_length_vex_default): Only check for DImode on
18256 GENERAL_REG_P operands.
18257 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18258 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18259 (sse_cvttps2pi): Clear prefix_rep attribute.
18260 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18262 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18263 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18264 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18265 iff operand 2 is const_int_operand.
18266 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18267 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18268 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18270 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18272 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18273 prefix_data16 attribute for movlpd and movhpd instructions.
18274 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18275 length_immediate for shufpd instruction.
18276 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18277 (avx_cmpp<avxmodesuffixf2c><mode>3,
18278 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18279 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18280 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18281 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18282 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18283 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18284 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18285 prefix_data16 attribute for the first alternative to 1.
18286 (*avx_loadlps): Override length_immediate for the first alternative.
18287 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18288 attributes for second alternative.
18289 (*vec_concatv2sf_sse4_1): Override length_immediate and
18290 prefix_data16 attributes for second alternative.
18291 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18292 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18293 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18294 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18295 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18296 prefix_data16 and length_immediate to 1.
18297 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18299 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18300 prefix_extra attribute for variants that don't have 0f prefix alone.
18301 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18302 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18303 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18304 *sse4_1_pextrd): Set length_immediate to 1.
18305 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18306 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18308 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18309 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18310 length_immediate to 1 for second alternative.
18311 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18312 prefix_extra and length_immediate attributes for the first
18314 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18316 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18317 to 1 for the first and third alternative.
18318 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18320 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18322 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18324 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18325 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18326 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18327 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18328 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18329 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18330 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18331 ssse3_psign<mode>3): Override prefix_rex attribute.
18332 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18333 (ssse3_palignrti): Override length_immediate to 1.
18334 (ssse3_palignrdi): Override length_immediate to 1, override
18335 prefix_rex attribute.
18336 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18337 (sse4a_extrqi): Override length_immediate to 2.
18338 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18339 (sse4a_insertq): Override prefix_data16 to 0.
18340 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18341 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18342 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18343 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18344 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18345 and length_immediate to 1.
18346 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18347 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18348 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18349 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18350 and length_immediate to 1.
18351 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18352 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18353 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18354 avx_ptest256): Override prefix_extra to 1.
18355 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18356 Override prefix_data16 and length_immediate to 1.
18357 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18358 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18359 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18360 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18361 prefix_data16 to 0 and prefix_extra to 2.
18362 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18363 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18365 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18366 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18367 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18368 and prefix_extra to 2.
18369 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18370 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18371 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18372 avx_vpermilvar<mode>3,
18373 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18374 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18375 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18376 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18377 Override prefix_extra to 1.
18378 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18379 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18380 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18381 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18382 prefix_extra and length_immediate to 1.
18383 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18385 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18386 to 1 for the first alternative.
18387 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18388 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18390 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18391 *movv2sf_internal_avx, *movv2sf_internal): Override
18392 prefix_rep attribute for certain alternatives.
18393 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18394 attributes for certain alternatives.
18395 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18396 attributes for certain alternatives.
18397 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18398 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18399 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18400 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18401 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18402 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18403 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18404 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18405 length_immediate to 1 if operand 2 is const_int_operand.
18406 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18407 *vec_extractv2si_1): Set length_immediate attribute to 1.
18408 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18409 using old 3DNOW insn rather than SSE/3DNOW_A.
18410 (mmx_emms, mmx_femms): Clear modrm attribute.
18412 2009-05-29 Martin Jambor <mjambor@suse.cz>
18414 * tree-sra.c: New implementation of SRA.
18416 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18417 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18418 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18419 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18420 (SRA_MAX_STRUCTURE_COUNT): Removed.
18421 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18422 * doc/invoke.texi (sra-max-structure-size): Removed.
18423 (sra-field-structure-ratio): Removed.
18425 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18427 PR middle-end/40291
18428 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18431 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18433 PR rtl-optimization/40101
18434 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18435 seqno. Adjust comment.
18436 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18437 inserting bookkeeping before a jump, the jump is not scheduled.
18438 When no positive seqno found, provide a value. Add comment.
18440 2009-05-29 Richard Guenther <rguenther@suse.de>
18442 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18443 short-cutting on the first component.
18445 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18447 PR middle-end/39958
18448 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18449 for trees other than decls/types.
18451 2009-05-29 Richard Guenther <rguenther@suse.de>
18453 * tree-ssa-operands.c (get_expr_operands): Do not handle
18454 INDIRECT_REFs in the handled-component case. Remove
18455 unused get_ref_base_and_extent case.
18456 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18457 tree_low_cst and host_integerp where possible.
18458 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18459 codes for equivalence.
18460 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18462 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18464 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18465 to tmake_file for i[34567]86-*-cygwin*.
18467 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18470 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18471 (altivec_categorize_keyword, init_vector_keywords,
18472 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18475 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18477 * tree.c (handle_dll_attribute): Check if node is
18478 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18480 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18482 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18484 (thumb2_zero_extendqidi2): Likewise.
18486 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18488 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18489 instead of gen_movrt.
18490 * config/sh/sh.md (movrt): Remove.
18492 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18494 * doc/invoke.texi (IA-64 Options):
18495 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18496 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18497 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18498 -msched-prefer-non-control-spec-insns,
18499 -msched-stop-bits-after-every-cycle,
18500 -msched-count-spec-in-critical-path,
18501 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18502 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18503 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18504 and -msched-spec-verbose.
18506 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18508 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18509 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18511 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18513 2009-05-28 Richard Guenther <rguenther@suse.de>
18515 * tree-ssa-alias.c (ao_ref_init): New function.
18516 (ao_ref_base): Likewise.
18517 (ao_ref_base_alias_set): Likewise.
18518 (ao_ref_alias_set): Likewise.
18519 (refs_may_alias_p_1): Change signature.
18520 (refs_may_alias_p): Adjust.
18521 (refs_anti_dependent_p): Likewise.
18522 (refs_output_dependent_p): Likewise.
18523 (call_may_clobber_ref_p_1): Change signature.
18524 (call_may_clobber_ref_p): Adjust.
18525 (stmt_may_clobber_ref_p_1): New function split out from ...
18526 (stmt_may_clobber_ref_p): ... here.
18527 (maybe_skip_until): Adjust signature.
18528 (get_continuation_for_phi): Likewise.
18529 (walk_non_aliased_vuses): Likewise.
18530 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18531 (ao_ref_init): Declare.
18532 (ao_ref_base): Likewise.
18533 (ao_ref_alias_set): Likewise.
18534 (stmt_may_clobber_ref_p_1): Likewise.
18535 (walk_non_aliased_vuses): Adjust.
18536 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18537 (get_ref_from_reference_ops): remove.
18538 (vn_reference_lookup_2): Adjust signature.
18539 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18540 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18541 (vn_reference_lookup): Adjust.
18542 (vn_reference_insert): Likewise.
18543 (vn_reference_insert_pieces): Adjust signature.
18544 (visit_reference_op_call): Adjust.
18545 * tree-ssa-pre.c (get_expr_type): Simplify.
18546 (phi_translate_1): Adjust.
18547 (compute_avail): Likewise.
18548 (translate_vuse_through_block): Do not re-build trees.
18549 (value_dies_in_block_x): Likewise.
18550 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18552 (vn_reference_lookup_pieces): Adjust declaration.
18553 (vn_reference_insert_pieces): Likewise.
18555 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18557 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18558 with checking disabled.
18560 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18564 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18565 macro definition for support of three-operand format aligned
18566 .comm directive in assembler on cygwin/pe/mingw target OS.
18567 * configure: Regenerate.
18568 * config.h: Regenerate.
18570 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18571 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18572 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18574 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18575 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18577 2009-05-28 Ira Rosen <irar@il.ibm.com>
18579 PR tree-optimization/40254
18580 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18581 in analysis of basic blocks.
18583 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18585 PR middle-end/33699
18586 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18587 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18588 (TARGET_INITIALIZER): Use it.
18589 * cse.c (CHEAPER): Move it up to the other macros.
18590 (insert): Rename this ...
18591 (insert_with_costs): ... to this. Add cost parameters. Update
18593 (insert): New function. Call insert_with_costs.
18594 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18595 find_reg_offset_for_const, try_const_anchors): New functions.
18596 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18597 when using a const-anchor. Call insert_const_anchors.
18598 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18599 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18601 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18603 * tree-inline.c (remap_decls): Enable nonlocalized variables
18604 when not optimizing.
18606 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18608 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18609 Simplify other tests involving optimize.
18611 2009-05-27 Tom Tromey <tromey@redhat.com>
18613 * unwind-dw2.c (_Unwind_DebugHook): New function.
18614 (uw_install_context): Call _Unwind_DebugHook.
18616 2009-05-27 Tom Tromey <tromey@redhat.com>
18618 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18620 2009-05-27 Ian Lance Taylor <iant@google.com>
18622 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18623 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18624 (ALL_LINKERFLAGS): Define.
18625 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18626 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18627 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18628 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18629 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18630 $(LINKER_FOR_BUILD).
18631 (build/gcov-iov$(build_exeext)): Likewise.
18633 2009-05-27 Julian Brown <julian@codesourcery.com>
18635 * gcse.c (target.h): Include.
18636 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18637 copy of argument to a pseudo register.
18639 2009-05-27 Diego Novillo <dnovillo@google.com>
18641 * tree-ssa-live.c (dump_scope_block): Document arguments.
18642 (dump_scope_blocks): Document.
18643 (debug_scope_blocks): New.
18644 * tree-flow.h (debug_scope_blocks): Declare.
18646 2009-05-21 Denis Chertykov <denisc@overta.ru>
18648 * doc/contrib.texi (Contributors): Add myself to the list.
18650 2009-05-27 Olivier Hainque <hainque@adacore.com>
18652 * expr.c (target_align): New function. Alignment the TARGET of an
18653 assignment may be assume to have.
18654 (highest_pow2_factor_for_target): Use it instead of relying on
18655 immediate tree attributes of TARGET, not necessarily honored when
18656 intermediate bitfields are involved.
18658 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18661 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18662 AVX, SSE4, AES, PCLMUL and POPCNT.
18664 2009-05-27 Diego Novillo <dnovillo@google.com>
18666 * tree-pretty-print.c (dump_location): New.
18667 (dump_generic_node): Call it.
18668 Factor code to handle BLOCK nodes ...
18669 (dump_block_node): ... here.
18671 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18673 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18675 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18677 * gcc-plugin.h: Include config.h and system.h.
18678 (IN_GCC): Define if not defined.
18680 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18682 PR middle-end/40249
18683 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18686 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18688 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18690 * config/m32r/m32r.h: Ditto.
18691 * config/m32r/m32r.md: Ditto.
18692 * config/m32r/predicates.md: Ditto.
18694 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18696 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18698 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18701 (Loading plugins): typo.
18702 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18703 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18704 (Interacting with the GCC Garbage Collector): Added new section.
18705 (Giving information about a plugin): Added new section for
18707 * ggc.h (ggc_register_root_tab): Added declaration.
18708 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18709 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18710 (register_callback): Improved comment in declaration.
18711 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18712 (extra_root_vec) Added static variable for dynamic roots registration.
18713 (ggc_register_root_tab) Added new routine.
18714 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18715 PLUGIN_GGC_MARKING event.
18716 * ggc-zone.c: Include plugin.h.
18717 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18718 * ggc-page.c: Include plugin.h.
18719 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18720 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18721 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18722 (register_callback): check lack of callbacks for
18723 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18724 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18725 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18726 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18727 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18728 dependency on plugin.h.
18729 (plugin.o): Added dependency on ggc.h...
18731 2009-05-26 Richard Guenther <rguenther@suse.de>
18733 PR middle-end/40248
18735 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18736 with mismatched comparison modes.
18738 * expr.c (expand_expr_real_1): Expand the operand of a
18739 VIEW_CONVERT_EXPR in its natural mode.
18741 2009-05-26 Ian Lance Taylor <iant@google.com>
18743 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18744 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18745 (ALL_COMPILERFLAGS): Define.
18746 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18747 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18748 (collect2$(exeext), collect2.o): Likewise.
18749 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18750 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18751 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18752 (libbackend.o, intl.o, cppdefault.o): Likewise.
18753 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18754 (build/%.o): Use $(COMPILER_FOR_BUILD).
18755 (build/gen%$(build_exeext)): Likewise.
18756 (build/gcov-iov$(build_exeext)): LIkewise.
18757 * config/t-darwin (darwin.o): Use $(COMPILER).
18758 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18759 * config/t-sol2 (sol2-c.o): Likewise.
18760 (sol2.o): Likewise.
18761 * config/t-vxworks (vxworks.o): Likewise.
18762 * config/x-darwin (host-darwin.o): Likewise.
18763 * config/x-hpux (host-hpux.o): Likewise.
18764 * config/x-linux (host-linux.o): Likewise.
18765 * config/x-solaris (host-solaris.o): Likewise.
18766 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18767 * config/arm/t-arm (arm-c.o): Likewise.
18768 * config/arm/t-pe (pe.o): Likewise.
18769 * config/arm/t-wince-pe (pe.o): Likewise.
18770 * config/i386/t-cygming (winnt.o): Likewise.
18771 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18772 * config/i386/t-cygwin (cygwin1.o): Likewise.
18773 (cygwin2.o): Likewise.
18774 * config/i386/t-i386 (i386-c.o): Likewise.
18775 * config/i386/t-interix (winnt.o): Likewise.
18776 * config/i386/t-netware (netware.o): Likewise.
18777 * config/i386/t-nwld (nwld.o): Likewise.
18778 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18779 * config/i386/x-i386 (driver-i386.o): Likewise.
18780 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18781 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18782 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18783 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18784 * config/mips/x-native (driver-native.o): Likewise.
18785 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18786 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18787 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18788 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18789 * config/score/t-score-elf (score7.o): Likewise.
18790 (score3.o): Likewise.
18791 * config/sh/t-sh (sh-c.o): Likewise.
18792 * config/sh/t-symbian (sh-c.o): Likewise.
18793 (symbian.o): Likewise.
18794 * config/spu/t-spu-elf (spu-c.o): Likewise.
18795 * config/v850/t-v850 (v850-c.o): Likewise.
18796 * config/v850/t-v850e (v850-c.o): Likewise.
18798 2009-05-26 Richard Guenther <rguenther@suse.de>
18800 PR tree-optimization/40122
18801 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18802 VECTOR_CSTs if possible.
18803 (fold_gimple_assign): Likewise.
18805 2009-05-26 Richard Guenther <rguenther@suse.de>
18807 PR middle-end/40252
18808 * fold-const.c (fold_binary): Use the correct types for building
18811 2009-05-26 Richard Guenther <rguenther@suse.de>
18813 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18814 redundant calls to merge_alias_info.
18815 (bump_vector_ptr): Likewise.
18816 * tree-ssa-copy.c (merge_alias_info): Remove.
18817 (replace_exp_1): Remove call to merge_alias_info.
18818 (propagate_tree_value): Likewise.
18819 (fini_copy_prop): Propagate points-to info.
18820 * tree-flow.h (merge_alias_info): Remove.
18822 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18824 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18826 2009-05-25 Jan Hubicka <jh@suse.cz>
18828 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18829 * cgraph.h (struct inline_summary): New filed self_wize,
18830 size_inlining_benefit, self_time and time_inlining_benefit.
18831 (struct cgraph_global_info): Replace insns by time ans size fields.
18832 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18833 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18834 (ipcp_update_callgraph): Do not touch function bodies.
18835 * ipa-inline.c: Include except.h
18836 (MAX_TIME): New constant.
18837 (overall_insns): Remove.
18838 (leaf_node_p): New.
18839 (overall_size, max_benefit): New static variables.
18840 (cgraph_estimate_time_after_inlining): New function.
18841 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18842 (cgraph_clone_inlined_nodes): Update size.
18843 (cgraph_mark_inline_edge): Update size.
18844 (cgraph_estimate_growth): Use size info.
18845 (cgraph_check_inline_limits): Check size.
18846 (cgraph_default_inline_p): Likewise.
18847 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18848 (cgraph_decide_recursive_inlining): Check size.
18849 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18851 (cgraph_decide_inlining): Likewise.
18852 (cgraph_decide_inlining_incrementally): Likewise; honor
18853 PARAM_EARLY_INLINING_INSNS.
18854 (likely_eliminated_by_inlining_p): New predicate.
18855 (estimate_function_body_sizes): New function.
18856 (compute_inline_parameters): Use it.
18857 * except.c (must_not_throw_labels): New function.
18858 * except.h (must_not_throw_labels): Declare.
18859 * tree-inline.c (init_inline_once): Kill inlining_weigths
18860 * tree-ssa-structalias.c: Avoid uninitialized warning.
18861 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18862 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18863 (PARAM_INLINE_CALL_COST): Remove.
18864 (PARAM_EARLY_INLINING_INSNS): New.
18866 2009-05-25 Richard Guenther <rguenther@suse.de>
18868 PR tree-optimization/36327
18869 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18870 callback for reference translation or lookup at the point of may-defs.
18871 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18872 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18873 for union COMPONENT_REFs.
18874 (vn_reference_lookup_3): New callback. Lookup from memset
18875 and CONSTRUCTOR assignment, translate through struct copies.
18876 (vn_reference_lookup_pieces): Make sure to not free the
18877 passed operands array. Adjust walk_non_aliased_vuses call.
18878 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18879 make sure we do not leak memory.
18881 2009-05-25 Richard Guenther <rguenther@suse.de>
18883 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18884 * tree-inline.c (expand_call_inline): Reset the escaped and
18885 callused solutions.
18886 * tree-ssa-structalias.c (pass_build_ealias): New.
18887 * tree-pass.h (pass_build_ealias): Declare.
18888 * passes.c (init_optimization_passes): Add PTA during
18889 early optimizations.
18890 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18891 and CALLUSED solutions.
18892 (dump_points_to_solution): New function, split out from ...
18893 (dump_points_to_info_for): ... here.
18894 * tree-parloops.c (parallelize_loops): Reset the escaped and
18895 callused solutions.
18897 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18900 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18901 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18903 2009-05-25 Ira Rosen <irar@il.ibm.com>
18905 PR tree-optimization/40238
18906 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18907 statements after basic block's labels.
18908 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18909 to free the allocated memory.
18911 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18913 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18914 return address with a USE.
18916 2009-05-24 Richard Guenther <rguenther@suse.de>
18918 PR middle-end/40233
18919 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18920 array type from the main variant of the inner type.
18922 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18924 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18925 definition to bool (from int) to un-break build.
18926 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18928 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18930 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18931 discard_stmt_changes): Delete.
18932 * tree-ssa-operands.c (scb_stack): Delete.
18933 (init_ssa_operands): Do not initialize it.
18934 (fini_ssa_operands): Do not free it.
18935 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18937 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18938 update_stmt, remove the others. Fix comments.
18939 * tree-dfa.c (optimize_stack_restore): Likewise.
18940 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18941 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18942 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18943 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18945 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18946 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18947 (dom_opt_finalize_block): Likewise, adjusting access to
18949 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18950 (stmts_to_rescan): Change item type to gimple.
18951 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18953 2009-05-24 Ira Rosen <irar@il.ibm.com>
18955 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18956 * tree-pass.h (pass_slp_vectorize): New pass.
18957 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18958 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18959 * tree-vectorizer.c (timevar.h): Include.
18960 (user_vect_verbosity_level): Declare.
18961 (vect_location): Fix comment.
18962 (vect_set_verbosity_level): Update user_vect_verbosity_level
18963 instead of vect_verbosity_level.
18964 (vect_set_dump_settings): Add an argument. Ignore user defined
18965 verbosity if dump flags require higher level of verbosity. Print to
18966 stderr only for loop vectorization.
18967 (vectorize_loops): Update call to vect_set_dump_settings.
18968 (execute_vect_slp): New function.
18969 (gate_vect_slp): Likewise.
18970 (struct gimple_opt_pass pass_slp_vectorize): New.
18971 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18972 access its members.
18973 (vec_info_for_bb): New function.
18974 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18975 (VECTORIZATION_ENABLED): New macro.
18976 (SLP_ENABLED, SLP_DISABLED): Likewise.
18977 (vect_is_simple_use): Add bb_vec_info argument.
18978 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18979 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18980 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18981 vect_schedule_slp, vect_analyze_slp): Likewise.
18982 (vect_analyze_stmt): Add slp_tree argument.
18983 (find_bb_location): Declare.
18984 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18985 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18986 (vect_analyze_loop_operations, vect_analyze_loop,
18987 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18988 vect_finalize_reduction, vectorizable_reduction,
18989 vectorizable_live_operation, vect_transform_loop): Likewise.
18990 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18991 skip evolution analysis if analyzing a basic block.
18992 (dr_analyze_indices): Likewise.
18993 (initialize_data_dependence_relation): Skip the test whether the
18994 object is invariant for basic blocks.
18995 (compute_all_dependences): Skip dependence analysis for data
18996 references in basic blocks.
18997 (find_data_references_in_stmt): Don't fail in case of invariant
18998 access in basic block.
18999 (find_data_references_in_bb): New function.
19000 (find_data_references_in_loop): Move code to
19001 find_data_references_in_bb and add a call to it.
19002 (compute_data_dependences_for_bb): New function.
19003 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
19004 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
19006 (vect_analyze_data_ref_dependence): Check for interleaving in case of
19007 unknown dependence in basic block and fail in case of dependence in
19009 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
19010 dependence instances from either loop or basic block vectorization
19012 (vect_compute_data_ref_alignment): Check if it is loop vectorization
19013 before calling nested_in_vect_loop_p.
19014 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
19015 dependence instances from either loop or basic block vectorization
19017 (vect_verify_datarefs_alignment): Likewise.
19018 (vect_enhance_data_refs_alignment): Adjust function calls.
19019 (vect_analyze_data_refs_alignment): Likewise.
19020 (vect_analyze_group_access): Fix printing. Skip different checks if
19021 DR_STEP is 0. Keep strided stores either in loop or basic block
19022 vectorization data structure. Fix indentation.
19023 (vect_analyze_data_ref_access): Fix comments, allow zero step in
19025 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
19026 dependence instances from either loop or basic block vectorization
19028 (vect_analyze_data_refs): Update comment. Call
19029 compute_data_dependences_for_bb to analyze basic blocks.
19030 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
19031 case of loop vectorization. In case of basic block vectorization use
19032 data-ref itself as a base.
19033 (vect_create_data_ref_ptr): In case of basic block vectorization:
19034 don't advance the pointer, add new statements before the current
19035 statement. Adjust function calls.
19036 (vect_supportable_dr_alignment): Support only aligned accesses in
19037 basic block vectorization.
19038 * common.opt (ftree-slp-vectorize): New flag.
19039 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
19040 (vect_pattern_recog_1): Likewise.
19041 * tree-vect-stmts.c (process_use): Likewise.
19042 (vect_init_vector): Add new statements in the beginning of the basic
19043 block in case of basic block SLP.
19044 (vect_get_vec_def_for_operand): Adjust function calls.
19045 (vect_finish_stmt_generation): Likewise.
19046 (vectorizable_call): Add assert that it is loop vectorization, adjust
19048 (vectorizable_conversion, vectorizable_assignment): Likewise.
19049 (vectorizable_operation): In case of basic block SLP, take
19050 vectorization factor from statement's type and skip the relevance
19051 check. Adjust function calls.
19052 (vectorizable_type_demotion): Add assert that it is loop
19053 vectorization, adjust function calls.
19054 (vectorizable_type_promotion): Likewise.
19055 (vectorizable_store): Check for outer loop only in case of loop
19056 vectorization. Adjust function calls. For basic blocks, skip the
19057 relevance check and don't advance pointers.
19058 (vectorizable_load): Likewise.
19059 (vectorizable_condition): Add assert that it is loop vectorization,
19060 adjust function calls.
19061 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
19062 that it is not reduction, get vector type, call only supported
19063 functions, skip loop specific parts.
19064 (vect_transform_stmt): Check for outer loop only in case of loop
19066 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
19067 (vect_is_simple_use): Fix comment, add new argument, fix conditions
19068 for external definition.
19069 * passes.c (pass_slp_vectorize): New pass.
19070 * tree-vect-slp.c (find_bb_location): New function.
19071 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
19072 check for patterns only in loops.
19073 (vect_build_slp_tree): Add argument, adjust function calls, fail in
19074 case of multiple types in basic block SLP.
19075 (vect_mark_slp_stmts_relevant): New function.
19076 (vect_supported_load_permutation_p): Fix comment.
19077 (vect_analyze_slp_instance): Add argument. In case of basic block
19078 SLP, take vectorization factor from statement's type, check that
19079 unrolling factor is 1. Adjust function call. Save SLP instance in
19080 either loop or basic block vectorization structure. Return FALSE,
19082 (vect_analyze_slp): Add argument. Get strided stores groups from
19083 either loop or basic block vectorization structure. Return FALSE
19084 if basic block SLP failed.
19085 (new_bb_vec_info): New function.
19086 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
19087 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
19088 (vect_schedule_slp): Add argument. Get SLP instances from either
19089 loop or basic block vectorization structure. Set vectorization factor
19090 to be 1 for basic block SLP.
19091 (vect_slp_transform_bb): New function.
19092 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
19094 2009-05-23 Mark Mitchell <mark@codesourcery.com>
19096 * final.c (shorten_branches): Do not align labels for jump tables.
19097 (final_scan_insn): Use JUMP_TABLE_DATA_P.
19099 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
19101 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
19102 Remove outdated reference to flow.c and fix nits.
19103 * doc/gccint.texi: Tweak RTL description.
19104 * doc/rtl.texi: Likewise.
19106 2009-05-23 Denis Chertykov <chertykov@gmail.com>
19108 * config/avr/avr.c: Change my email address.
19109 * config/avr/avr.h: Likewise.
19110 * config/avr/avr.md: Likewise.
19111 * config/avr/avr-protos.h: Likewise.
19112 * config/avr/libgcc.S: Likewise.
19114 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19116 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19117 (spu_split_load, spu_split_store): Change return type to int.
19118 (spu_split_convert): Declare.
19119 * config/spu/predicates.md (spu_mem_operand): Remove.
19120 (spu_mov_operand): Update.
19121 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19122 * config/spu/spu.c (regno_aligned_for_load): Remove.
19123 (reg_aligned_for_addr, spu_expand_load): Define.
19124 (spu_expand_extv): Reimplement and handle MEM.
19125 (spu_expand_insv): Handle MEM.
19126 (spu_sched_reorder): Handle insn's with length 0.
19127 (spu_legitimate_address_p): Reimplement.
19128 (store_with_one_insn_p): Return TRUE for any mode with size
19129 larger than 16 bytes.
19130 (address_needs_split): Define.
19131 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19133 (spu_convert_move): Define.
19134 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19135 (spu_split_store): Change all MEM's to TImode.
19136 (spu_init_expanders): Preallocate registers that correspond to
19137 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19139 (spu_split_convert): Define.
19140 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19141 (_move<mode>, _movdi, _movti): Update predicate and condition.
19142 (load, store): Change to define_split.
19143 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19145 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19146 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19147 define_insn_and_split of lshr<mode>3.
19148 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19149 (<v>ashr<mode>3_imm): Define.
19150 (extv, extzv, insv): Allow MEM operands.
19151 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19152 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19153 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19154 (_spu_convert2): Change to define_insn_and_split and remove the
19155 corresponding define_peephole2.
19156 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19157 Change predicates to memory_operand.
19159 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19161 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19163 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19165 PR tree-optimization/40219
19166 * tree.c (iterative_hash_expr): Make sure the builtin function is
19167 a normal builtin function and not a front end or back end builtin
19168 before indexing into the built_in_decls array.
19170 2009-05-22 Richard Guenther <rguenther@suse.de>
19172 PR middle-end/38964
19173 * alias.c (write_dependence_p): Do not use TBAA for answering
19174 anti-dependence or output-dependence.
19175 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19176 (emit_pointer_definition): Remove.
19177 (emit_alias_warning): Likewise.
19178 (find_what_var_points_to): Remove TBAA pruning code.
19179 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19181 (compute_points_to_sets): Remove code computing the set of
19182 dereferenced pointers.
19183 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19184 oracle for querying anti and output dependencies.
19185 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19186 if TBAA may be applied.
19187 (refs_anti_dependent_p): New function.
19188 (refs_output_dependent_p): Likewise.
19189 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19190 (refs_output_dependent_p): Likewise.
19191 * doc/tree-ssa.texi (Memory model): New section.
19192 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19193 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19194 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19195 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19196 * expr.c (expand_expr_real_1): Likewise.
19197 * gimple-low.c (lower_stmt): Likewise.
19198 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19199 (dump_gimple_cdt): Remove.
19200 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19201 (gimple_size): Likewise.
19202 (walk_gimple_op): Likewise.
19203 (is_gimple_stmt): Likewise.
19204 (walk_stmt_load_store_addr_ops): Likewise.
19205 (gimple_build_cdt): Remove.
19206 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19207 * gimple.h (gimple_cdt_new_type): Remove.
19208 (gimple_cdt_new_type_ptr): Likewise.
19209 (gimple_cdt_set_new_type): Likewise.
19210 (gimple_cdt_location): Likewise.
19211 (gimple_cdt_location_ptr): Likewise.
19212 (gimple_cdt_set_location): Likewise.
19213 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19214 * tree-cfg.c (remove_useless_stmts_1): Do not handle
19215 GIMPLE_CHANGE_DYNAMIC_TYPE.
19216 (verify_types_in_gimple_stmt): Likewise.
19217 * tree-inline.c (estimate_num_insns): Likewise.
19218 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
19219 (copy_decl_to_var): Likewise.
19220 (copy_result_decl_to_var): Likewise.
19221 * tree-pretty-print.c (dump_generic_node): Do not handle
19222 CHANGE_DYNAMIC_TYPE_EXPR.
19223 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
19224 * tree-ssa-operands.c (get_expr_operands): Likewise.
19225 * tree-ssa-structalias.c (struct variable_info): Remove
19226 no_tbaa_pruning member.
19227 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
19228 (unify_nodes): Do not copy it.
19229 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19230 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
19231 (set_uids_in_ptset): Do not check it.
19232 (find_what_var_points_to): Likewise.
19233 (compute_tbaa_pruning): Remove.
19234 (compute_points_to_sets): Do not call it.
19235 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19236 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19237 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19238 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19239 (DECL_NO_TBAA_P): Likewise.
19240 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19241 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19242 (expand_omp_atomic_pipeline): Do not set it.
19243 * print-tree.c (print_node): Do not dump it.
19244 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19247 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19250 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19253 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19255 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19258 2009-05-22 Ben Elliston <bje@au.ibm.com>
19260 * Makefile.in (bversion.h, s-bversion): New targets.
19261 (TOPLEV_H): Add bversion.h.
19262 * toplev.h: Include "bversion.h".
19263 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19264 the __format__ attribute only if compiling with the same version
19265 of GCC as the sources (the "build version").
19267 2009-05-22 Ben Elliston <bje@au.ibm.com>
19269 * c-format.c (handle_format_attribute): Fix comment typo.
19271 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19274 * config/ia64/ia64.opt (mfused-madd): New.
19275 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19276 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19277 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19278 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19279 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19280 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19281 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19282 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19283 instruction if !TARGET_FUSED_MADD.
19284 (fpma, fpms): Remove colon from name.
19286 2009-05-22 Richard Guenther <rguenther@suse.de>
19288 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19289 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19290 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19292 (create_expression_by_pieces): Only convert if necessary.
19293 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19294 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19296 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19298 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19299 regular pattern from a template and rename it ...
19300 (*extzv_truncsi_exts): ... to this.
19302 2009-05-21 Richard Guenther <rguenther@suse.de>
19304 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19305 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19306 (cgraph_default_inline_p): Likewise.
19307 (cgraph_decide_inlining_incrementally): Likewise.
19309 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19310 Uros Bizjak <ubizjak@gmail.com>
19312 * config/i386/cpuid.h (bit_MOVBE): New.
19314 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19316 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19317 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19318 (ix86_handle_option): Handle OPT_mmovbe.
19319 (ix86_target_string): Add -mmovbe.
19320 (pta_flags): Add PTA_MOVBE.
19321 (processor_alias_table): Add PTA_MOVBE to "atom".
19322 (override_options): Handle PTA_MOVBE.
19324 * config/i386/i386.h (TARGET_MOVBE): New.
19326 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19327 (*bswapsi_movbe): New.
19328 (*bswapdi_movbe): Likewise.
19329 (bswapdi2): Renamed to ...
19330 (*bswapdi_1): This.
19331 (bswapdi2): New expander.
19333 * config/i386/i386.opt (mmovbe): New.
19335 * doc/invoke.texi: Document -mmovbe.
19337 2009-05-21 Taras Glek <tglek@mozilla.com>
19339 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19340 * gcc-plugin.h (plugin_init): Updated signature.
19341 * gcc-plugin.h (plugin_name_args): Moved to this header.
19342 * doc/plugins.texi (plugin_init): Updated documention to reflect
19344 * doc/plugins.texi (plugin_name_args): Added to documention.
19346 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19348 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19349 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19351 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19353 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19354 JUMP_TABLE_DATA_P predicates where applicable.
19355 * config/i386/predicates.md: Ditto.
19356 * config/i386/sse.md: Ditto.
19358 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19360 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19361 operand2 -128 override length_immediate attribute to 1.
19362 * config/i386/predicates.md (constm128_operand): New predicate.
19364 * config/i386/i386.c (memory_address_length): Handle %r12
19365 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19367 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19368 mode look through optional ZERO_EXTEND and SUBREG.
19369 * config/i386/i386.md (R12_REG): New define_constant.
19370 (prefix_data16): For sse unit set also for MODE_TI insns.
19371 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19372 insns set if operand 1 is ext_QIreg_operand.
19373 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19374 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19376 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19377 mode from MODE_DI to MODE_SI.
19378 (movdi_1_rex64): Override modrm and length_immediate attributes
19379 only for movabs (TYPE_IMOV, alternative 2).
19380 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19381 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19382 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19383 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19384 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19385 prefix_rex attribute if DImode.
19386 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19387 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19388 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19389 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19390 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19391 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19392 Likewise. For TYPE_IMOV clear length_immediate attribute.
19393 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19394 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19395 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19396 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19397 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19398 or one operand TYPE_ISHIFT.
19399 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19400 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19401 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19402 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19403 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19404 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19405 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19406 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19407 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19408 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19409 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19410 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19411 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19412 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19413 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19414 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19415 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19416 set mode attribute, don't override length attribute.
19417 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19419 (return_internal_long): Set length attribute to 2 instead of 1.
19420 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19421 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19422 prefix_rex attribute.
19423 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19425 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19427 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19429 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19431 2009-05-20 Ian Lance Taylor <iant@google.com>
19433 * tree.c (build_tree_list_vec_stat): New function.
19434 (ctor_to_vec): New function.
19435 (build_nt_call_vec): New function.
19436 (build_call_array): Change args to be a const pointer.
19437 (build_call_vec): New function.
19438 * tree.h (build_nt_call_vec): Declare.
19439 (build_tree_list_vec_stat): Declare.
19440 (build_tree_list_vec): Define.
19441 (build_call_array): Update declaration.
19442 (build_call_vec): Declare.
19443 (ctor_to_vec): Declare.
19444 * c-common.c (tree_vector_cache): New static variable.
19445 (make_tree_vector): New function.
19446 (release_tree_vector): New function.
19447 (make_tree_vector_single): New function.
19448 (make_tree_vector_copy): New function.
19449 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19450 (make_tree_vector_single, make_tree_vector_copy): Declare.
19451 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19452 (c_parser_expr_list): Don't manage cache here, instead call
19454 (c_parser_release_expr_list): Remove static function.
19455 (c_parser_vec_to_tree_list): Remove static function.
19456 (c_parser_attributes): Call build_tree_list_vec instead of
19457 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19458 c_parser_release_expr_list.
19459 (c_parser_postfix_expression_after_primary): Likewise.
19460 (c_parser_objc_keywordexpr): Likewise.
19462 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19464 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19465 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19466 TARGET_CONVERT_TO_TYPE.
19467 * hooks.c (hook_tree_const_tree_null): Define.
19468 * hooks.h (hook_tree_const_tree_null): Declare.
19469 * target.h (struct gcc_target): Add invalid_parameter_type,
19470 invalid_return_type, promoted_type, and convert_to_type fields.
19471 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19472 (TARGET_INVALID_RETURN_TYPE): Define.
19473 (TARGET_PROMOTED_TYPE): Define.
19474 (TARGET_CONVERT_TO_TYPE): Define.
19475 (TARGET_INITIALIZER): Update for new fields.
19476 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19477 (grokparms): Check targetm.invalid_parameter_type.
19478 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19479 * c-convert.c (convert): Check targetm.convert_to_type.
19481 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19483 * config/mips/mips.md (*extenddi_truncate<mode>,
19484 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19486 (*extendhi_truncateqi): New define_insn_and_sptit.
19488 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19490 PR middle-end/40204
19491 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19492 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19494 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19496 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19497 the operand of VIEW_CONVERT_EXPR.
19499 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19501 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19502 extended family and model for Intel processors. Support Intel Atom.
19504 2009-05-20 Olivier Hainque <hainque@adacore.com>
19506 * gstab.h (stab_code_type): Define, to be used instead of the
19507 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19509 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19510 occurrences by stab_code_type.
19511 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19513 2009-05-20 Martin Jambor <mjambor@suse.cz>
19515 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19516 (sra_insert_before): Likewise.
19517 (sra_insert_after): Likewise.
19518 (sra_init_cache): Likewise.
19519 (sra_type_can_be_decomposed_p): Likewise.
19520 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19521 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19522 (sra_insert_before): Likewise.
19523 (sra_insert_after): Likewise.
19524 (sra_init_cache): Likewise.
19525 (insert_edge_copies_seq): Made static and moved upwards.
19527 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19530 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19532 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19533 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19536 2009-05-20 Richard Guenther <rguenther@suse.de>
19538 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19539 with mismatched comparison modes.
19541 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19543 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19544 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19545 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19546 with shifts for Thumb2.
19547 (orsi_notsi): New for orn.
19548 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19549 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19550 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19551 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19552 Don't invert remainder for IOR.
19554 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19556 PR tree-optimization/40087
19557 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19558 number_of_iterations_ne): Rename never_infinite argument.
19559 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19560 number_of_iterations_le): Handle pointer-type ivs when
19561 exit_must_be_taken is false.
19562 (number_of_iterations_cond): Do not always assume that
19563 exit_must_be_taken if the control variable is a pointer.
19565 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19567 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19568 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19570 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19572 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19573 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19575 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19578 * c.opt (Wlogical-op): Disabled by default.
19579 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19581 * doc/invoke.texi (Wlogical-op): Likewise.
19583 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19585 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19587 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19588 Propagate the type of the first operand.
19589 <ASSERT_EXPR>: Simplify.
19590 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19591 Rewrite using the RHS code as discriminant.
19592 <NOP_EXPR>: Turn into CASE_CONVERT.
19593 <PLUS_EXPR>: Propagate the type of the first operand.
19595 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19597 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19598 (ia64_dconst_0_375): New.
19599 * config/ia64/ia64.c (ia64_override_options): Remove
19600 -minline-sqrt-min-latency warning.
19601 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19602 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19603 * config/ia64/ia64.md (*sqrt_approx): Remove.
19604 (sqrtsf2): Remove #if 0.
19605 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19606 (sqrtdf): Remove assert.
19607 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19608 (sqrtxf2): Remove #if 0.
19609 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19610 * div.md (sqrt_approx_rf): New.
19611 (sqrtsf2_internal_thr): New implementation.
19612 (sqrtsf2_internal_lat): New.
19613 (sqrtdf2_internal_thr: New implementation.
19614 (sqrtxf2_internal): New implementation.
19616 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19617 Hans-Peter Nilsson <hp@axis.com>
19619 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19620 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19621 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19622 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19623 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19624 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19625 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19626 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19627 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19628 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19629 * c-common.c: ...from here.
19631 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19633 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19635 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19637 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19639 2009-05-19 Ben Elliston <bje@au.ibm.com>
19641 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19642 assignments with memcpy calls.
19643 (add_fdes): Likewise.
19644 (binary_search_unencoded_fdes): Likewise.
19645 (linear_search_fdes): Eliminate type puns.
19647 2009-05-19 Richard Guenther <rguenther@suse.de>
19649 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19650 not falsely claim to have propagated into all uses.
19652 2009-05-19 Ben Elliston <bje@au.ibm.com>
19654 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19657 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19659 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19660 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19661 (TARGET_LEGITIMATE_ADDRESS_P): New.
19662 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19663 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19665 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19668 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19669 child of the containing namespace's DIE.
19671 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19673 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19674 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19675 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19678 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19681 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19682 gen_align with gen_pad.
19683 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19684 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19686 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19687 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19689 * config/i386/i386.md (align): Renamed to ...
19690 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19691 ASM_OUTPUT_MAX_SKIP_PAD.
19693 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19695 * config.gcc: Fix variable syntax.
19698 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19699 before calling exact_log2.
19700 (output_iorsi3): Likewise.
19701 (output_xorsi3): Likewise.
19703 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19705 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19706 for the none zero constant operand except for EQ and NE
19707 comprisons even when the first operand is R0.
19709 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19711 * config/s390/2064.md: Remove trailing whitespaces.
19712 * config/s390/2084.md: Likewise.
19713 * config/s390/constraints.md: Likewise.
19714 * config/s390/fixdfdi.h: Likewise.
19715 * config/s390/libgcc-glibc.ver: Likewise.
19716 * config/s390/s390-modes.def: Likewise.
19717 * config/s390/s390-protos.h: Likewise.
19718 * config/s390/s390.c: Likewise.
19719 * config/s390/s390.h: Likewise.
19720 * config/s390/s390.md: Likewise.
19721 * config/s390/tpf-unwind.h: Likewise.
19723 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19725 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19727 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19730 * configure.ac (m68k-*-*): Check if binutils support TLS.
19731 * configure: Regenerate.
19732 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19733 * config/m68k/constraints.md (Cu): New constraint.
19734 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19735 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19736 (movsi): Handle TLS symbols.
19737 (addsi3_5200): Handle XTLS symbols, indent.
19738 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19739 (m68k_tls_reference_p): Declare.
19740 (m68k_legitimize_address): Declare.
19741 (m68k_unwrap_symbol): Declare.
19742 * config/m68k/m68k.opt (mxtls): New option.
19743 * config/m68k/m68k.c (ggc.h): Include.
19744 (m68k_output_dwarf_dtprel): Implement hook.
19745 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19746 (m68k_expand_prologue): Load GOT pointer when function needs it.
19747 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19748 (m68k_legitimate_constant_address_p): Same.
19749 (m68k_decompose_address): Handle TLS references.
19750 (m68k_get_gp): New static function.
19751 (enum m68k_reloc): New contants.
19752 (TLS_RELOC_P): New macro.
19753 (m68k_wrap_symbol): New static function.
19754 (m68k_unwrap_symbol): New function.
19755 (m68k_final_prescan_insn_1): New static function.
19756 (m68k_final_prescan_insn): New function.
19757 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19759 (legitimize_pic_address): Handle TLS references..
19760 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19761 (m68k_libcall_value_in_a0_p)
19762 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19763 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19764 (m68k_legitimize_tls_address): Handle TLS references.
19765 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19767 (m68k_legitimize_address): Handle TLS symbols.
19768 (m68k_get_reloc_decoration): New static function.
19769 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19771 (m68k_output_dwarf_dtprel): Implement hook.
19772 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19773 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19774 m68k_call_* routines.
19775 (sched_attr_op_type): Handle TLS symbols.
19776 (gt-m68k.h): Include.
19777 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19778 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19780 2009-05-18 Martin Jambor <mjambor@suse.cz>
19782 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19783 (visit_store_addr_for_mod_analysis): New function.
19784 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19785 (determine_cst_member_ptr): Use gimple_assign_single_p.
19786 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19787 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19788 operands. Don't check number of operands of a NOP_EXPR.
19790 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19792 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19794 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19797 * c-common.c (warn_logical_operator): Don't warn if one of
19798 expression isn't always true or false.
19800 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19802 * config/i386/biarch32.h: New file.
19803 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19805 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19807 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19808 *zero_extend<mode>_truncqi): Merge these into ...
19809 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19810 Name the pattern following this as *zero_extendhi_truncqi.
19812 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19814 PR middle-end/39301
19815 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19816 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19817 (output_info): Make field HOST_WIDEST_INT.
19818 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19819 (dump_bitmat_statistics): Same.
19821 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19823 * config.gcc (use_gcc_stdint): Set to wrap.
19824 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19825 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19826 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19827 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19828 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19829 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19830 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19831 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19833 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19835 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19837 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19838 Move definitions earlier.
19839 (OPT_ARCH64, OPT_ARCH32): Define.
19840 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19843 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19846 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19849 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19851 * arm.md (movdi2): Copy non-reg values to DImode registers.
19853 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19856 * final.c (label_to_max_skip): New function.
19857 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19858 CODE_LABEL_NUMBER <= max_labelno.
19859 * output.h (label_to_max_skip): New prototype.
19860 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19861 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19862 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19863 Handle CODE_LABELs with >= 16 byte alignment or with
19864 max_skip == (1 << align) - 1.
19865 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19866 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19869 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19870 .p2align 3 if MAX_SKIP is smaller than 7.
19871 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19873 2009-05-15 Ian Lance Taylor <iant@google.com>
19875 * alias.c (struct alias_set_entry_d): Rename from struct
19876 alias_set_entry. Change all uses.
19877 * except.c (struct call_site_record_d): Rename from struct
19878 call_site_record. Change all uses.
19879 * except.h (struct eh_region_d): Rename from struct eh_region.
19881 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19883 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19884 ivtype_map_elt. Change all uses.
19885 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19887 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19888 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19890 (struct sese_d): Rename from struct sese. Change all uses.
19891 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19892 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19893 * optabs.h (struct optab_d): Rename from struct optab. Change all
19895 (struct convert_optab_d): Rename from struct convert_optab.
19897 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19898 ipa_opt_pass. Change all uses.
19899 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19902 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19903 defined as a typedef.
19904 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19907 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19910 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19912 (merge_ranges): Returns bool.
19913 * tree.h (make_range): .. to here.
19914 (build_range_check): Likewise.
19915 (merge_ranges): Likewise. Renamed from merge_ranges.
19916 * c-typeck.c (parser_build_binary_op): Update calls to
19917 warn_logical_operator.
19918 * c-common.c (warn_logical_operator): Add new warning.
19919 * c-common.h (warn_logical_operator): Update declaration.
19921 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19923 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19925 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19927 * doc/install.texi: Document MPC requirements, flags etc.
19929 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19930 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19931 Evaluate constant arguments.
19932 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19933 (fold_builtin_1): Likewise, also evaluate constant arguments.
19934 Remove superfluous break.
19935 (do_mpc_ckconv): New.
19936 * real.h: Include mpc.h.
19937 * toplev.c (print_version): Output MPC version info if available.
19939 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19941 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19943 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19945 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19948 2009-05-15 Jan Hubicka <jh@suse.cz>
19950 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19951 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19952 (try_inline): Fix return value.
19953 (cgraph_decide_inlining_incrementally): Honor new value.
19954 (cgraph_early_inlining): Handle indirect inlining.
19955 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19957 2009-05-15 Jan Hubicka <jh@suse.cz>
19959 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19960 * cgraphunit.c (cgraph_finalize_function): Set it.
19961 (cgraph_expand_function): Use it.
19963 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19965 * real.c (encode_ieee_half): Define.
19966 (decode_ieee_half): Define.
19967 (ieee_half_format): Define.
19968 (arm_half_format): Define.
19969 * real.h (ieee_half_format): Declare.
19970 (arm_half_format): Declare.
19972 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19974 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19975 swapped, and reversed optabs exist before trying to use them.
19977 2009-05-15 Paul Brook <paul@codesourcery.com>
19978 Sandra Loosemore <sandra@codesourcery.com>
19980 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19981 loads. Allow PRE_DEC.
19982 (output_move_neon): Handle PRE_DEC.
19983 (arm_print_operand): Add 'A' for neon structure loads.
19984 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19985 * config/arm/neon.md (neon_mov): Update comment.
19986 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19988 (Um): New constraint.
19990 2009-05-15 Jan Hubicka <jh@suse.cz>
19992 Revert the following patch until testsuite fallout is fixed:
19993 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19994 * cgraph.h (struct inline_summary): New filed self_wize,
19995 size_inlining_benefit, self_time and time_inlining_benefit.
19996 (struct cgraph_global_info): Replace insns by time ans size fields.
19997 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19998 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19999 (ipcp_update_callgraph): Do not touch function bodies.
20000 * ipa-inline.c: Include except.h
20001 (MAX_TIME): New constant.
20002 (overall_insns): Remove
20003 (overall_size, max_benefit): New static variables.
20004 (cgraph_estimate_time_after_inlining): New function.
20005 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20006 (cgraph_clone_inlined_nodes): Update size.
20007 (cgraph_mark_inline_edge): Update size.
20008 (cgraph_estimate_growth): Use size info.
20009 (cgraph_check_inline_limits): Check size.
20010 (cgraph_default_inline_p): Likewise.
20011 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20012 (cgraph_decide_recursive_inlining): Check size.
20013 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20015 (cgraph_decide_inlining): Likewise.
20016 (cgraph_decide_inlining_incrementally): Likewise; honor
20017 PARAM_EARLY_INLINING_INSNS.
20018 (likely_eliminated_by_inlining_p): New predicate.
20019 (estimate_function_body_sizes): New function.
20020 (compute_inline_parameters): Use it.
20021 * except.c (must_not_throw_labels): New function.
20022 * except.h (must_not_throw_labels): Declare.
20023 * tree-inline.c (init_inline_once): Kill inlining_weigths
20024 * tree-ssa-structalias.c: Avoid uninitialized warning.
20025 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20026 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20027 (PARAM_INLINE_CALL_COST): Remove.
20028 (PARAM_EARLY_INLINING_INSNS): New.
20030 2009-05-15 Richard Guenther <rguenther@suse.de>
20032 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
20033 not TODO_update_ssa.
20035 2009-05-15 Richard Guenther <rguenther@suse.de>
20037 PR tree-optimization/39999
20038 * gimple.h (gimple_expr_type): Use the expression type looking
20039 through useless conversions.
20040 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
20041 (vn_nary_op_insert_stmt): Likewise.
20042 (simplify_binary_expression): Likewise.
20044 2009-05-15 Richard Guenther <rguenther@suse.de>
20046 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20047 New options, enabled by default.
20048 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
20050 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
20051 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20052 * tree-ssa-structalias.c (gate_tree_pta): New function.
20053 (pass_build_alias): Use it.
20055 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
20058 recurse on an invariant address if a conversion from a pointer
20059 type to a wider integer type is involved.
20061 2009-05-15 Jan Hubicka <jh@suse.cz>
20063 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20064 * cgraph.h (struct inline_summary): New filed self_wize,
20065 size_inlining_benefit, self_time and time_inlining_benefit.
20066 (struct cgraph_global_info): Replace insns by time ans size fields.
20067 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20068 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20069 (ipcp_update_callgraph): Do not touch function bodies.
20070 * ipa-inline.c: Include except.h
20071 (MAX_TIME): New constant.
20072 (overall_insns): Remove
20073 (overall_size, max_benefit): New static variables.
20074 (cgraph_estimate_time_after_inlining): New function.
20075 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20076 (cgraph_clone_inlined_nodes): Update size.
20077 (cgraph_mark_inline_edge): Update size.
20078 (cgraph_estimate_growth): Use size info.
20079 (cgraph_check_inline_limits): Check size.
20080 (cgraph_default_inline_p): Likewise.
20081 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20082 (cgraph_decide_recursive_inlining): Check size.
20083 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20085 (cgraph_decide_inlining): Likewise.
20086 (cgraph_decide_inlining_incrementally): Likewise; honor
20087 PARAM_EARLY_INLINING_INSNS.
20088 (likely_eliminated_by_inlining_p): New predicate.
20089 (estimate_function_body_sizes): New function.
20090 (compute_inline_parameters): Use it.
20091 * except.c (must_not_throw_labels): New function.
20092 * except.h (must_not_throw_labels): Declare.
20093 * tree-inline.c (init_inline_once): Kill inlining_weigths
20094 * tree-ssa-structalias.c: Avoid uninitialized warning.
20095 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20096 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20097 (PARAM_INLINE_CALL_COST): Remove.
20098 (PARAM_EARLY_INLINING_INSNS): New.
20099 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
20100 (inline-call-cost): Remove.
20101 (early-inlining-insns): New.
20103 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
20105 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
20107 (print_int_cst_bounds_in_octal_p): Likewise.
20108 (dbxout_type): Adjust calls to above functions. Be prepared to deal
20110 * dwarf2out.c (base_type_die): Likewise.
20111 (is_subrange_type): Delete.
20112 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20113 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20114 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20115 if the destination type is boolean.
20116 (build_range_check): Do not special-case subtypes.
20117 (fold_sign_changed_comparison): Likewise.
20118 (fold_unary): Likewise.
20119 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20120 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20121 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20122 * tree.c (subrange_type_for_debug_p): New predicate based on the
20123 former is_subrange_type.
20124 * tree.h (subrange_type_for_debug_p): Declare.
20125 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20126 (convert_affine_scev): Remove call to above function.
20127 (chrec_convert_aggressive): Likewise.
20128 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20129 false for conversions involving subtypes.
20130 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20131 (vrp_val_min): Likewise.
20132 (needs_overflow_infinity): Likewise.
20133 (extract_range_from_unary_expr): Likewise.
20135 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20137 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20138 * config/frv/frv.c: Likewise.
20139 * config/s390/s390.c: Likewise.
20140 * config/sparc/sparc.h: Likewise.
20141 * config/i386/i386.h: Likewise.
20142 * config/i386/i386.c: Likewise.
20143 * config/crx/crx.c: Likewise.
20144 * config/m68hc11/m68hc11.h: Likewise.
20145 * config/iq2000/iq2000.c: Likewise.
20146 * config/mn10300/mn10300.h: Likewise.
20147 * config/mn10300/mn10300.c: Likewise.
20148 * config/m68k/m68k.c: Likewise.
20149 * config/rs6000/rs6000.c: Likewise.
20150 * config/rs6000/xcoff.h: Likewise.
20151 * config/rs6000/linux64.h: Likewise.
20152 * config/rs6000/sysv4.h: Likewise.
20153 * config/score/score3.c: Likewise.
20154 * config/score/score7.c: Likewise.
20155 * config/score/score.c: Likewise.
20156 * config/arm/arm.md: Likewise.
20157 * config/mips/mips.c: Likewise.
20158 * config/mips/mips.md: Likewise.
20159 * config/bfin/bfin.h: Likewise.
20160 * config/pa/pa.c: Likewise.
20161 * config/pa/constraints.md: Likewise.
20163 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20164 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20165 * config/pdp11/pdp11.h: Use memory_address_p instead.
20167 2009-05-14 Ian Lance Taylor <iant@google.com>
20169 * passes.c (finish_optimization_passes): Change i to int.
20170 * plugin.c (plugins_active_p): Change event to int.
20171 (dump_active_plugins): Likewise.
20172 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20174 * tree.c (tree_range_check_failed): Change c to unsigned int.
20175 (omp_clause_range_check_failed): Likewise.
20176 (build_common_builtin_nodes): Change mode to int. Add cast.
20177 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20178 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20180 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20181 ++ or -- with a variable of enum type.
20183 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20186 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20188 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20190 * store-motion.c: Do not include params.h
20191 * Makefile.in: Fix dependencies for various files.
20193 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20195 * auto-inc-dec.c: Fix pass description, remove apparent
20196 accidental duplication.
20198 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20200 PR middle-end/40147
20201 * ipa-utils.h (memory_identifier_string): Moved to ...
20202 * tree.h (memory_identifier_string): Here. Add GTY(()).
20204 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20206 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20207 in the former documentation of...
20208 (GO_IF_LEGITIMATE_ADDRESS): ... this.
20209 * ira-conflicts.c (get_dup_num): Use address_operand.
20210 * targhooks.c (default_legitimate_address_p): New.
20211 * targhooks.h (default_legitimate_address_p): New.
20212 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
20214 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
20215 * target.h (struct target): Add legitimate_address_p.
20216 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20217 (TARGET_INITIALIZER): Include it.
20219 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20220 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
20221 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
20222 (TARGET_LEGITIMATE_ADDRESS_P): New.
20224 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20225 (REG_OK_STRICT_P): Delete.
20226 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
20227 (frv_legitimate_address_p_1): ... this.
20228 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
20229 (frv_legitimate_address_p_1): ... the renamed old
20230 frv_legitimate_address_p.
20231 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
20232 (TARGET_LEGITIMATE_ADDRESS_P): New.
20234 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20235 * config/s390/s390-protos.h (legitimate_address_p): Remove.
20236 * config/s390/s390.c (legitimate_address_p): Rename to...
20237 (s390_legitimate_address_p): ... this, make static.
20238 (legitimize_address): Adjust call.
20239 (TARGET_LEGITIMATE_ADDRESS_P): New.
20240 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20242 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20243 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20244 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20245 (TARGET_LEGITIMATE_ADDRESS_P): New.
20247 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20248 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20249 * config/spu/spu.c (spu_legitimate_address): Rename to...
20250 (spu_legitimate_address_p): ... this, make static.
20251 (TARGET_LEGITIMATE_ADDRESS_P): New.
20253 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20254 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20255 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20256 (sparc_legitimate_address_p): ... this, make static and return bool.
20257 (legitimize_address): Adjust call.
20258 (TARGET_LEGITIMATE_ADDRESS_P): New.
20260 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20261 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20262 * config/i386/i386.c (legitimate_address_p): Rename to...
20263 (ix86_legitimate_address_p): ... this, make static.
20264 (constant_address_p): Move after it, adjust call.
20265 (TARGET_LEGITIMATE_ADDRESS_P): New.
20267 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20268 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20269 * config/avr/avr.c (legitimate_address_p): Rename to...
20270 (avr_legitimate_address_p): ... this, make static.
20271 (legitimize_address): Adjust call.
20272 (TARGET_LEGITIMATE_ADDRESS_P): New.
20274 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20275 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20276 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20277 (TARGET_LEGITIMATE_ADDRESS_P): New.
20279 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20280 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20281 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20282 (TARGET_LEGITIMATE_ADDRESS_P): New.
20284 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20285 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20287 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20289 (TARGET_LEGITIMATE_ADDRESS_P): New.
20291 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20292 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20294 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20296 (m68hc11_legitimate_address_p): ... this, make static.
20297 (go_if_legitimate_address_internal): Rename to...
20298 (m68hc11_legitimate_address_p_1): ... this.
20299 (legitimize_address): Adjust call.
20300 (TARGET_LEGITIMATE_ADDRESS_P): New.
20302 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20303 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20304 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20305 (TARGET_LEGITIMATE_ADDRESS_P): New.
20307 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20308 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20309 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20310 (mn10300_legitimate_address_p): ... this, make static.
20311 (TARGET_LEGITIMATE_ADDRESS_P): New.
20313 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20314 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20315 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20316 (TARGET_LEGITIMATE_ADDRESS_P): New.
20318 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20319 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20320 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20321 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20322 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20323 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20324 (rs6000_legitimate_address_p): ... this, make static.
20325 (TARGET_LEGITIMATE_ADDRESS_P): New.
20326 (REG_MODE_OK_FOR_BASE_P): Delete.
20327 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20329 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20330 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20332 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20333 static, adjust types.
20334 (TARGET_LEGITIMATE_ADDRESS_P): New.
20336 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20337 * config/score/score.c (score_address_p): Rename to...
20338 (score_legitimate_address_p): ... this.
20339 (TARGET_LEGITIMATE_ADDRESS_P): New.
20340 * config/score/score3.c (score3_address_p): Rename to...
20341 (score3_legitimate_address_p): ... this.
20342 * config/score/score7.c (score7_address_p): Rename to...
20343 (score7_legitimate_address_p): ... this.
20345 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20346 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20347 GO_IF_LEGITIMATE_ADDRESS): Delete.
20348 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20349 thumb2_legitimate_address_p): Delete.
20350 (arm_legitimate_address_p): Rename to...
20351 (arm_legitimate_address_outer_p): ... this.
20352 * config/arm/constraints.md ("Uq"): Adjust call.
20353 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20354 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20356 (arm_legitimate_address_outer_p): ... this.
20357 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20359 (TARGET_LEGITIMATE_ADDRESS_P): New.
20361 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20362 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20363 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20364 (TARGET_LEGITIMATE_ADDRESS_P): New.
20366 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20367 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20368 * config/vax/vax.c (legitimate_address_p): Rename to...
20369 (vax_legitimate_address_p): ... this, make static.
20370 (TARGET_LEGITIMATE_ADDRESS_P): New.
20372 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20373 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20374 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20375 (TARGET_LEGITIMATE_ADDRESS_P): New.
20377 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20378 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20379 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20380 (mmix_legitimate_address_p): ... this, make static.
20381 (TARGET_LEGITIMATE_ADDRESS_P): New.
20383 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20384 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20385 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20386 (TARGET_LEGITIMATE_ADDRESS_P): New.
20388 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20390 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20391 of MODE_COMPLEX_INT.
20393 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20395 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20396 LCT_NORMAL in function call.
20397 * mips-tdump.c (print_file_desc): Add cast to enum type.
20398 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20399 (mark_stabs): Add casts to enum types.
20400 (parse_stabs_common): Add casts to enum types.
20402 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20404 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20405 Check for invalid values of LETTER.
20407 2009-05-13 Taras Glek <tglek@mozilla.com>
20409 * attribs.c (register_attribute): moved out attribute registration
20410 into register_attribute.
20411 * doc/plugins.texi: Documented register_attribute and
20413 * gcc-plugin.h: Added forward decl for register_attribute.
20414 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20415 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20416 PLUGIN_ATTRIBUTES boilerplate.
20418 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20420 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20421 values even in sentinel and empty entries.
20422 (ms_printf_flag_specs): Likewise.
20423 (ms_scanf_flag_specs): Likewise.
20424 (ms_strftime_flag_specs): Likewise.
20425 (ms_print_char_table): Likewise.
20426 (ms_scan_char_table): Likewise.
20427 (ms_time_char_table): Likewise.
20429 2009-05-13 Doug Kwan <dougkwan@google.com>
20431 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20433 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20435 * config/mips/mips.md (store): Add attributes for QI and HI.
20437 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20438 (truncdi<mode>2): ... this new pattern.
20440 2009-05-13 Brad Hards <bradh@kde.org>
20442 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20444 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20445 Ben Elliston <bje@au.ibm.com>
20447 PR middle-end/40035
20448 * dse.c (check_mem_read_rtx): Guard against width == -1.
20450 2009-05-13 Michael Matz <matz@suse.de>
20452 PR middle-end/39976
20453 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20454 (trivially_conflicts_p): New function.
20455 (insert_backedge_copies): Use it.
20457 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20459 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20460 (handle_stdc_pragma): Use new enum constant names.
20461 (handle_pragma_float_const_decimal64): Ditto.
20463 2009-05-13 Ian Lance Taylor <iant@google.com>
20465 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20468 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20470 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20471 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20473 * config/m68k/m68k.h (FL_UCLINUX): Define.
20475 2009-05-13 Jan Hubicka <jh@suse.cz>
20477 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20479 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20481 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20482 unless -fschedule-insns is specified.
20484 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20487 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20488 TARGET_EXPAND_CBRANCHDI4.
20489 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20490 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20491 (cmpeqdi): Fix comment.
20493 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20495 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20496 (sh_legitimate_address_p): Likewise.
20497 * config/sh/sh.c (sh_legitimate_index_p): New.
20498 (sh_legitimate_address_p): Likewise.
20499 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20500 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20501 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20502 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20503 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20504 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20505 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20506 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20507 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20509 2009-05-12 Jan Hubicka <jh@suse.cz>
20511 * tree-inline.c (estimate_operator_cost): Add operands;
20512 when division happens by constant, it is cheap.
20513 (estimate_num_insns): Loads and stores are not having cost of 0;
20514 EH magic stuff is cheap; when computing runtime cost of switch,
20515 use log2 base of amount of its cases; builtin_expect has cost of 0;
20516 compute cost for moving return value of call.
20517 (init_inline_once): Initialize time_based flags.
20518 * tree-inline.h (eni_weights_d): Add time_based flag.
20520 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20522 * df-core.c: Update head documentation.
20524 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20527 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20528 shadowing exisiting variable op1.
20530 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20533 * config/i386/driver-i386.c (processor_signatures): New enum.
20534 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20535 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20536 processor signature to detect geode processor.
20538 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20542 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20544 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20545 causes spurious differences between trunk and cond-optab branch.
20547 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20549 * dojump.c (compare_from_rtx): Delete.
20550 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20551 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20552 if the comparison does not satisfy the predicate; test predicates for
20553 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20554 further if one existing pattern fails.
20555 * expr.h (compare_from_rtx): Delete.
20556 (prepare_operand): Declare it.
20557 * optabs.c: Change "lib call" to "libcall" throughout.
20558 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20559 HAVE_conditional_trap, emit_cmp_insn): Delete.
20560 (can_compare_p): Delete cmp_optab case.
20561 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20562 Accept other parameters by value.
20563 (prepare_operand): Make non-static.
20564 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20565 other parameters by value. Try to widen operands here based on
20566 an optab_methods argument and looking at cbranch_optab.
20567 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20568 loop. Use cbranch_optab directly.
20569 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20570 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20572 (emit_conditional_move, emit_conditional_add): Inline what's needed
20573 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20574 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20575 with COMPARE. Move cmov_optab and cstore_optab above
20576 with cbranch_optab, move cmp_optab down with ucmp_optab,
20577 remove tst_otpab. Do not initialize trap_rtx.
20578 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20579 for trap code. Do not check HAVE_conditional_trap. Use
20580 prepare_cmp_insn. Accept no predicate for operand 3.
20581 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20582 (OTI_ctrap, ctrap_optab): New.
20583 (tst_optab): Delete.
20584 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20585 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20586 with lookup of ctrap_optab.
20587 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20589 (ctrap_optab): New.
20591 * combine.c (combine_simplify_rtx, simplify_set): Do not
20592 special case comparing against zero for cc0 machines.
20593 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20594 COMPARE on cc0 machines.
20595 (simplify_relational_operation): Return a new expression when
20596 a COMPARE could be removed.
20597 * final.c (final_scan_insn): Compare cc_status values
20598 against LHS of a (compare FOO (const_int 0)) cc0 source.
20599 Also check if cc_status.value is the full compare.
20601 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20602 (cstoreMM4): Document.
20603 (conditional_trap): Document ctrapMM4 instead.
20604 (sync_compare_and_swapMM): Refer to cbranchcc4.
20605 (Dependent Patterns): Eliminate obsolete information referring to
20606 the old jump optimization phase.
20607 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20608 of compares with 0 on cc0 machines.
20609 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20610 avoiding references to cc0. Remove text about storing operands
20612 * doc/tm.texi (Condition Codes): Include blurb on different
20613 condition code representations, separate into subsections for
20614 CC0, MODE_CC and conditional execution.
20616 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20617 alpha_emit_setcc): Accept operands and a machine mode.
20618 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20619 Get code/op0/op1 from operands, use machine mode argument
20620 instead of alpha_compare.fp_p. Emit the branch here.
20621 (alpha_emit_setcc): Likewise, and return boolean.
20622 (alpha_emit_conditional_move): Likewise. Assert that
20623 cmp_op_mode == cmp_mode, and simplify accordingly.
20624 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20625 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20626 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20628 (stack probe test): Use cbranchdi4.
20629 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20631 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20632 * config/arc/arc.h (movsicc, movsfcc): Use it.
20633 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20634 (cbranchsi4, cstoresi4): New.
20635 (cmpsi, bCC and sCC expanders): Remove.
20637 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20638 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20639 * config/arm/predicates.md (arm_comparison_operator): Only include
20640 floating-point operators if there is a hardware floating-point unit.
20641 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20642 deferring to cbranch_cc and cstore_cc respectively.
20643 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20644 cbranch_cc, cstore_cc): New.
20645 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20647 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20649 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20650 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20652 (adjust_insn_length): Adjust calls.
20653 (avr_reorg): Handle (compare (foo) (const_int 0)).
20654 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20655 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20656 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20657 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20659 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20660 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20662 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20663 (cbranchsi4, cstorebi4, cstoresi4): New.
20664 (movbisi): This insn is duplicate, split it to zero_extend.
20665 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20666 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20667 (bfin_optimize_loop): Use cbranch expander.
20668 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20669 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20670 (bfin_bimode_comparison_operator): ... this.
20671 (bfin_direct_comparison_operator): New.
20673 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20674 inside (compare FOO (const_int 0)).
20675 (cris_rtx_costs): Handle ZERO_EXTRACT.
20676 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20677 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20678 (*tstdi_v32): Delete.
20679 (*cmpdi_non_v32): Add M alternative for operand 1.
20680 (cmpsi, cmp<mode>): Make private.
20681 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20683 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20685 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20686 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20687 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20688 (cc_reg_operand): New.
20689 (any_cond): Delete.
20690 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20691 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20692 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20693 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20694 crx_expand_scond): Delete.
20696 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20698 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20699 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20701 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20702 cstoresi4, cstoresf4, cstoredf4): New.
20703 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20704 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20705 Receive the entire operands array.
20706 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20707 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20708 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20709 Get test/op0/op1 from the operands array.
20710 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20712 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20713 (h8300_expand_store): New.
20714 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20716 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20717 (h8300_expand_store): New.
20718 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20719 or do not try to produce (set (cc0) REG).
20720 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20721 change a compare into a move to a scratch register. Disable some
20722 peepholes when comparing with zero.
20723 (tstsi, tsthi, tstsi, cmpqi): Make private.
20725 (bCC, sCC): Delete.
20726 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20729 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20730 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20731 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20732 (ix86_emit_i387_log1p): Use cbranchxf2.
20733 (ix86_expand_setcc): Return void.
20734 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20735 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20736 cmp<MODEF>, cmpcc): Remove.
20737 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20738 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20739 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20740 (sCC and bCC expanders): Remove.
20741 (stack_protect_test): Use cbranchcc4.
20743 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20745 (ia64_expand_compare): Accept three rtx by reference and return void.
20746 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20747 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20748 from *expr. Update *expr with the BImode comparison to do.
20749 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20750 cmptf, bCC, sCC, conditional_trap): Delete.
20751 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20752 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20753 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20754 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20755 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20757 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20758 type of last argument.
20759 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20760 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20761 use machine mode argument instead of branch_type. Remove dead
20762 code for floating-point comparisons.
20763 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20764 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20766 (cbranchsi4, cstoresi4): New.
20767 * config/iq2000/predicates.md (reg_or_const_operand): New.
20769 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20770 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20771 (b<code>_op): Rewrite to...
20772 (bcc_op): ... this, using match_operator.
20773 (s<code>_op): Rewrite to...
20774 (scc_op): ... this, using match_operator.
20775 (s<code>_24_op): Rewrite to...
20776 (scc_op_24): ... this, using match_operator.
20777 (s<code>_<mode>): Rewrite to...
20778 (cstore<mode>4): ... this, using match_operator.
20779 (s<code>_<mode>_24): Rewrite to...
20780 (cstore<mode>4_24): ... this, using match_operator.
20781 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20782 m32c_unpend_compare, m32c_expand_scc): Delete.
20783 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20784 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20785 (m32c_expand_movcc): Change NE to EQ if necessary.
20786 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20788 * config/m32r/m32r-protos.h (gen_cond_store): New.
20789 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20790 (gen_cond_store): New, from sCC patterns.
20791 (m32r_expand_block_move): Use cbranchsi4.
20792 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20793 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20794 (cbranchsi4, cstoresi4): New.
20796 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20798 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20799 (m68hc11_notice_update_cc): Look into a compare with 0.
20800 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20802 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20803 cmphi, cmpqi, bCC): Delete.
20804 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20805 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20806 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20809 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20810 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20811 * config/m68k/constraints.md (H): New.
20812 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20813 the define_insn below.
20814 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20815 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20816 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20817 patterns): Wrap RHS with COMPARE.
20818 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20819 (*cmpdi_internal): Name this pattern.
20820 (cmpdi): Change to define_insn.
20821 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20822 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20823 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20825 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20826 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20827 (conditional_trap): Change to...
20828 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20829 (*conditional_trap): Use the ordered_comparison_operator and
20830 const1_operand predicates.
20831 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20832 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20833 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20834 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20836 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20837 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20838 (mcore_gen_compare): New.
20839 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20840 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20841 (mcore_gen_compare): ... this.
20842 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20843 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20844 (stack probe pattern): Use cbranchsi4.
20846 * config/mips/predicates.md (mips_cstore_operator): New.
20847 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20848 * config/mips/mips.md (any_cond): Delete.
20849 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20851 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20852 fixuns_truncsfdi2): Use cbranch patterns.
20853 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20854 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20855 Adjust call to mips_expand_conditional_branch.
20856 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20858 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20859 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20860 * config/mips/mips.c (cmp_operands): Delete.
20861 (mips_emit_compare): Get comparison operands from *op0/*op1.
20862 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20863 that it succeeds. Use op0/op1 instead of cmp_operands.
20864 (mips_expand_conditional_branch, mips_expand_conditional_move,
20865 mips_expand_conditional_trap): Likewise.
20866 (mips_block_move_loop): Use cbranch patterns.
20867 * config/mips/mips.h (cmp_operands): Delete.
20869 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20870 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20871 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20872 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20873 (*cmpcc_folded): Rename to...
20874 (*cmpdi_folded): this.
20875 (*cmpcc): Rename to...
20877 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20880 (cbranchdf4): New. Handle invalid comparisons here.
20881 * config/mmix/predicates.md (float_comparison_operator): New.
20883 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20884 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20885 * config/mn10300/mn10300.md (tst): Delete.
20886 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20887 Name these patterns and wrap RHS in a compare.
20888 (*cmpsi): Make this pattern private. Include tst.
20889 (*cmpsf): Make this pattern private.
20890 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20891 (compare with zero peepholes): Likewise.
20893 (cbranchsi4, cbranchsf4): New.
20894 (casesi): Use cbranchsi4.
20896 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20897 hppa_branch_type): Delete.
20898 (return_addr_rtx): Use cbranchsi4.
20899 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20900 Emit CCFPmode comparison here.
20901 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20902 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20903 hppa_branch_type): Delete.
20904 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20905 (movsicc, movdicc): Remove references to hppa_compare_op0,
20906 hppa_compare_op1 and compare_from_rtx.
20907 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20908 (casesi): Use cbranchsi4.
20910 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20911 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20912 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20913 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20914 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20916 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20917 (*branch, *branch_inverted): New.
20919 * config/picochip/picochip.md (cbranchhi4): Use
20920 ordered_comparison_operator.
20921 (cmphi, bCC): Remove.
20923 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20924 (trap_comparison_operator): Delete.
20925 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20926 rs6000_emit_cbranch): Accept mode and operands.
20927 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20928 rs6000_compare_fp_p): Delete.
20929 (rs6000_generate_compare): Accept mode and comparison. Extract code
20930 and op0/op1 from there. Replace references to rs6000_compare_op0
20931 and rs6000_compare_op1.
20932 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20933 extract result from passed operands.
20934 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20935 extract loc from passed operands.
20936 (rs6000_emit_cmove): Likewise.
20937 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20938 rs6000_compare_fp_p): Delete.
20939 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20940 (cbranch<GPR>4, cbranch<FP>4): New.
20941 (cstore<mode>4): New. Consolidate here all choices about when to use
20942 portable or specialized sCC sequences.
20943 (stack_protect_test): Use cbranchsi4.
20944 (conditional_trap): Replace with ctrap<GPR>4.
20945 (conditional trap insn): Replace trap_comparison_operator with
20946 ordered_comparison_operator.
20948 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20949 (s390_emit_prologue): Use ctrap.
20950 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20951 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20952 New predicates replacing...
20953 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20954 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20955 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20956 (add<mode>cc): Do not use s390_compare_op0/op1.
20957 (s<code>): Change to...
20958 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20959 (seq): Change to...
20960 (cstorecc4): ... this. Handle EQ or NE equally.
20961 (*sne): Un-privatize for use in cstorecc4.
20962 (b<code>): Change to...
20963 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20964 (conditional_trap): Replace with...
20965 (ctrap<GPR>4, ctrap<FP>4): ... these.
20966 (stack_protect): Use cbranchcc4.
20968 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20969 * config/score/score-protos.h (score_gen_cmp): Delete.
20970 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20971 (score_block_move-loop): Use cbranchsi4.
20972 * config/score/score.md (cbranchsi4): New.
20973 (cmpsi, bCC): Delete.
20974 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20975 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20976 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20977 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20978 * config/score/score3.h (score3_gen_cmp): Delete.
20979 * config/score/score7.h (score7_gen_cmp): Delete.
20981 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20982 (sh_emit_scc_to_t): ... this. Return void.
20983 (from_compare): Rename to...
20984 (sh_emit_compare_and_branch): ... this.
20985 (sh_emit_compare_and_set): New.
20986 (sh_expand_t_scc): Accept operands.
20987 * config/sh/predicates.md (sh_float_comparison_operator): New.
20988 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20989 (prepare_scc_operands): Rename to...
20990 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20992 (sh_emit_cheap_store_flag): New.
20993 (sh_emit_set_t_insn): New.
20994 (from_compare): Rename to...
20995 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20996 handling of TARGET_SH2E floating point to avoid recursive call.
20997 Generate branch here.
20998 (sh_emit_compare_and_set): New.
20999 (sh_expand_t_scc): Get op0/op1 from arguments.
21000 (sh_emit_cheap_store_flag): New.
21001 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
21003 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
21004 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
21005 (movsicc, movdicc): Do nothing when it recreated operands from
21006 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
21007 prepare_scc_operands (now sh_emit_scc_to_t).
21008 (udivdi3): Use cstoresi4.
21009 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
21010 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
21011 (cbranchint4_media, cbranchfp4_media): New.
21012 (casesi): Use cbranchdi4.
21013 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
21015 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
21016 (movnegt): Remove second operand.
21017 (cbranchsf4, cbranchdf4): New.
21018 (stack_protect): Use cbranchdi4/cbranchsi4.
21020 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
21021 (gen_compare_reg): Accept comparison, extract part of it to...
21022 (gen_compare_reg_1): ... this.
21023 (gen_compare_operator): Delete.
21024 (gen_v9_scc): Accept separate destination, comparison code and arms.
21025 Do not use sparc_compare_op0/sparc_compare_op1.
21026 (emit_scc_insn, emit_conditional_branch_insn): New.
21027 (emit_v9_brxx): Make static. Remove useless assertion.
21028 (sparc_emit_float_lib_cmp): Return RTL instead of calling
21030 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
21031 * config/sparc/sparc-protos.h (gen_compare_reg,
21032 sparc_emit_float_lib_cmp): Adjust prototype.
21033 (emit_scc_insn, emit_conditional_branch_insn): New.
21034 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
21035 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
21036 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
21037 iterators to the top.
21038 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
21039 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
21040 snedi_special_trunc): Delete.
21041 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
21042 and snedi_special_trunc.
21043 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
21044 cbranchdi4, cbranch<F:mode>4): New.
21045 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
21046 here. Use gen_compare_reg instead of gen_compare_operator.
21047 (conditional_trap): Replace with...
21048 (ctrapsi4, ctrapdi4): ... this.
21049 (stack_protect_test): Use cbranchcc4.
21051 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21053 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21054 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21055 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21056 from operands[0] or operands[3] depending on is_set.
21057 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
21058 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
21059 cmpdf, bCC), sCC: Remove.
21060 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
21061 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
21063 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
21064 spu_emit_branch_or_set.
21066 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
21068 * config/stormy16/stormy16.h (xstormy16_compare_op0,
21069 xstormy16_compare_op1): Delete.
21070 * config/stormy16/stormy16.c (xstormy16_compare_op0,
21071 xstormy16_compare_op1): Delete.
21072 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
21074 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
21075 (cmphi, cmpsi, bCC): Remove.
21077 * config/v850/v850.md (tstsi, cmpsi): Fold into...
21078 (*cmpsi): ... this one.
21079 (cbranchsi4, cstoresi4): New.
21080 (bCC expanders): Delete.
21081 (sCC insns): Fold into...
21082 (*setcc): ... this one.
21083 (casesi): Do not use gen_cmpsi and gen_bgtu.
21084 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
21085 (movsicc): Simplify.
21086 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
21088 * config/vax/vax-protos.h (cond_name): New.
21089 (vax_output_conditional_branch): Remove.
21090 * config/vax/vax.c (cond_name): New.
21091 (vax_output_conditional_branch): Remove.
21092 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
21093 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
21094 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
21095 (bit<VAXint>): Wrap source with (compare).
21096 (b<code> and following unnamed pattern): Rename to *branch and
21097 *branch_reversed. Change macroization to match_operator.
21098 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
21100 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
21101 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
21102 Change last argument to machine_mode.
21103 (xtensa_expand_scc): Add machine_mode argument.
21104 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
21105 (gen_conditional_move, xtensa_expand_conditional_branch,
21106 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
21107 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
21108 Adjust operand numbers.
21109 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
21111 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21112 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21113 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21115 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21117 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21118 causes spurious differences between trunk and cond-optab branch.
21120 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21123 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21125 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21127 * tree.c (iterative_hash_pointer): Delete.
21128 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21129 Hash UIDs and versions of SSA names. Don't special-case built-in
21130 function declarations.
21132 2009-05-11 Ian Lance Taylor <iant@google.com>
21135 * graphite.c: Force -Wc++-compat to only be a warning before
21136 #including "cloog/cloog.h".
21138 2009-05-11 Martin Jambor <mjambor@suse.cz>
21140 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21142 2009-05-11 Jan Hubicka <jh@suse.cz>
21144 * tree-ssa-loop-ivcanon.c: Include target.h
21145 (struct loop_size): new structure.
21146 (constant_after_peeling): New predicate.
21147 (tree_estimate_loop_size): New function.
21148 (estimated_unrolled_size): Rewrite for new estimates.
21149 (try_unroll_loop_completely): Use new estimates.
21150 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21152 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21154 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21155 libcpp interface change.
21156 (spu_macro_to_expand): Likewise.
21158 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21160 PR tree-optimization/40026
21161 * gimplify.c (gimplify_init_constructor): Change initial conditional
21162 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21163 optimize_compound_literals_in_ctor.
21165 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21167 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21169 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21171 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21173 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21174 HOST_WIDE_INT for gap.
21176 2009-05-11 Ira Rosen <irar@il.ibm.com>
21178 PR tree-optimization/40074
21179 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21180 account in group size and step comparison.
21182 2009-05-11 Richard Guenther <rguenther@suse.de>
21184 * passes.c (init_optimization_passes): Strip now incorrect comment.
21185 (execute_function_todo): Do not set PROP_alias.
21186 * tree-pass.h (PROP_alias): Remove.
21187 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21188 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21189 * tree-nrv.c (pass_return_slot): Likewise.
21190 * tree-object-size.c (pass_object_sizes): Likewise.
21191 * tree-ssa-dom.c (pass_dominator): Likewise.
21192 (pass_phi_only_cprop): Likewise.
21193 * tree-ssa-dse.c (pass_dse): Likewise.
21194 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21195 (pass_cselim): Likewise.
21196 * tree-ssa-pre.c (pass_pre): Likewise.
21197 (pass_fre): Likewise.
21198 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21199 * tree-ssa-sink.c (pass_sink_code): Likewise.
21200 * tree-stdarg.c (pass_stdarg): Likewise.
21201 * tree-tailcall.c (pass_tail_calls): Likewise.
21202 * tree-vrp.c (pass_vrp): Likewise.
21204 2009-05-10 Ian Lance Taylor <iant@google.com>
21206 * basic-block.h (enum profile_status): Break out of struct
21207 control_flow_graph.
21208 * cgraph.h (struct inline_summary): Break out of struct
21210 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
21211 of struct cgraph_order_sort.
21212 * combine.c (enum undo_kind): New enum, broken out of struct undo.
21213 * cse.c (struct branch_path): Break out of struct
21214 cse_basic_block_data.
21215 * except.h (enum eh_region_type): Break out of struct eh_region.
21216 * gcc.c (enum add_del): Break out of struct modify_target.
21217 * genrecog.c (enum decision_type): Break out of struct decision_test.
21218 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
21220 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
21221 * regmove.c (enum match_use): New enum, broken out of struct match.
21222 * sched-int.h (enum post_call_group): New enum, broken out of
21224 (struct deps_reg): Break out of struct deps.
21225 * target.h (struct asm_int_op): Break out of struct gcc_target.
21226 * tree-eh.c (struct goto_queue_node): Break out of struct
21228 * tree-inline.h (enum copy_body_cge_which): Break out of
21230 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
21232 * c-decl.c (in_struct, struct_types): New static variables.
21233 (pushtag): Add loc parameter. Change all callers.
21234 (lookup_tag): Add ploc parameter. Change all callers.
21235 (check_compound_literal_type): New function.
21236 (parser_xref_tag): Add loc parameter. Change all callers. If
21237 -Wc++-compat, warn about struct/union/enum types defined within a
21239 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21240 and loc parameters. Change all callers. Change error calls to
21241 error_at, using loc. For a redefinition, if the location of the
21242 original definition is known, report it. Set in_struct and
21243 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21244 (finish_struct): Add new parameters enclosing_in_struct and
21245 enclosing_struct_types. Change all callers. Set
21246 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21247 in the struct. If in a struct, add this struct to struct_types.
21248 (start_enum): Add loc parameter. Change all callers. Use
21249 error_at for errors, using loc. For a redefinition, if the
21250 location of the original definition is known, report it. If in a
21251 struct, add this enum type to struct_types. If -Wc++-compat warn
21252 if in sizeof, typeof, or alignof.
21253 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21254 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21255 (c_parser_enum_specifier): Get enum location for start_enum.
21256 (c_parser_struct_or_union_specifier): Get struct location for
21257 start_struct. Save in_struct and struct_types status between
21258 start_struct and finish_struct.
21259 (c_parser_cast_expression): Get location of cast.
21260 (c_parser_alignof_expression): Get location of type.
21261 (c_parser_postfix_expression): Likewise.
21262 (c_parser_postfix_expression_after_paren_type): Add type_loc
21263 parameter. Change all callers. Call check_compound_literal_type.
21264 Use type_loc for error about variable size type.
21265 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21266 of an enum constant from an enum type defined in a struct or union.
21267 (c_cast_expr): Add loc parameter. Change all callers. If
21268 -Wc++-compat, warn about defining a type in a cast.
21269 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21270 (start_enum, start_struct, finish_struct): Update declarations.
21271 (parser_xref_tag, c_cast_expr): Update declarations.
21272 (check_compound_literal_type): Declare.
21274 2009-05-11 Ben Elliston <bje@au.ibm.com>
21276 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21277 for recent libcpp interface change.
21278 (rs6000_macro_to_expand): Likewise.
21280 2009-05-10 Michael Matz <matz@suse.de>
21283 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21284 not at entry of function.
21286 2009-05-10 Richard Guenther <rguenther@suse.de>
21288 PR tree-optimization/40081
21290 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21291 using the main variant of the element type. Do not fiddle with
21292 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21294 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21295 structs with volatile fields.
21297 2009-05-10 Jan Hubicka <jh@suse.cz>
21299 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21300 (estimate_move_cost): Assert that it does not get called for
21302 (estimate_num_insns): Skip VOID types in argument handling.
21303 (optimize_inline_calls): Delete unreachable blocks and verify that
21304 callgraph is valid.
21306 2009-05-10 Jan Hubicka <jh@suse.cz>
21308 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21309 * cgraph.c (cgraph_mark_address_taken_node): New function.
21310 (dump_cgraph_node): Dump new flag.
21311 * cgraph.h (struct cgraph_node): Add address_taken.
21312 (cgraph_mark_address_taken_node): New function.
21313 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21314 since new direct calls can be born.
21316 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21318 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21319 tok->val.node.node.
21321 2009-05-10 Jan Hubicka <jh@suse.cz>
21323 PR middle-end/40084
21324 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21326 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21327 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21328 * tree-inline.c (copy_bb): Set frequency correctly.
21329 (fold_marked_statements): Update call to
21330 cgraph_update_edges_for_call_stmt.
21332 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21334 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21335 identifiers in diagnostics.
21336 * config/arm/arm.c (arm_handle_fndecl_attribute,
21337 arm_handle_isr_attribute): Likewise.
21338 * config/avr/avr.c (avr_handle_progmem_attribute,
21339 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21340 * config/bfin/bfin.c (handle_int_attribute,
21341 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21342 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21343 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21345 * config/darwin.c (darwin_handle_kext_attribute,
21346 darwin_handle_weak_import_attribute): Likewise.
21347 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21348 h8300_handle_eightbit_data_attribute,
21349 h8300_handle_tiny_data_attribute): Likewise.
21350 * config/i386/i386.c (ix86_handle_cconv_attribute,
21351 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21352 * config/i386/winnt.c (ix86_handle_shared_attribute,
21353 ix86_handle_selectany_attribute): Likewise.
21354 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21355 * config/m32c/m32c.c (function_vector_handler): Likewise.
21356 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21357 m68hc11_handle_fntype_attribute): Likewise.
21358 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21359 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21360 * config/mips/mips.c (mips_insert_attributes,
21361 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21362 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21363 rs6000_handle_struct_attribute): Likewise.
21364 * config/sh/sh.c (sh_insert_attributes,
21365 sh_handle_resbank_handler_attribute,
21366 sh_handle_interrupt_handler_attribute,
21367 sh2a_handle_function_vector_handler_attribute,
21368 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21370 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21371 * config/spu/spu.c (spu_handle_fndecl_attribute,
21372 spu_handle_vector_attribute): Likewise.
21373 * config/stormy16/stormy16.c
21374 (xstormy16_handle_interrupt_attribute): Likewise.
21375 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21376 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21378 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21380 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21381 (pp_translate_identifiers): New.
21382 (pp_identifier): Only conditionally translate identifier to locale
21384 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21385 (pp_base_tree_identifier): Only conditionally translate identifier
21386 to locale character set.
21387 * c-pretty-print.c (M_): Define.
21388 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21389 fragments for conditional translation with M_.
21390 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21391 identifier translation.
21393 2009-05-10 Richard Guenther <rguenther@suse.de>
21395 PR tree-optimization/40081
21396 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21397 using the main variant of the element type. Do not fiddle with
21398 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21400 2009-05-09 Jan Hubicka <jh@suse.cz>
21402 PR middle-end/40080
21403 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21404 indirect calls; verify cgraph afterwards.
21406 2009-05-09 Jan Hubicka <jh@suse.cz>
21409 * ipa.c (update_inlined_to_pointer): New function.
21410 (cgraph_remove_unreachable_nodes): Use it.
21412 2009-05-09 Jan Hubicka <jh@suse.cz>
21414 * tree-eh.c (struct leh_state): Remove prev_try.
21415 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21416 not track prev_try.
21417 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21418 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21419 remove_eh_handler_and_replace, foreach_reachable_handler,
21420 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21421 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21422 (gen_eh_region_cleanup): Update prototype.
21424 2009-05-09 Jan Hubicka <jh@suse.cz>
21426 PR middle-end/40043
21427 * except.c (copy_eh_region): Always set prev_try.
21428 (redirect_eh_edge_to_label): Find outer try.
21429 (foreach_reachable_handler): When looking for prev try
21430 handle case where previous try is not going to be taken.
21432 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21434 PR tree-optimization/40049
21435 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21436 only vector/vector shifts, convert the type of the constant to the
21437 appropriate type to avoid building incorrect trees, which
21438 eventually have problems with garbage collection.
21440 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21442 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21443 -1 for complex floating-point types if honoring signed zeros.
21445 2009-05-08 Jan Hubicka <jh@suse.cz>
21447 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21448 argument; handle correctly when profile is absent.
21449 (build_cgraph_edges): Update.
21450 (rebuild_cgraph_edges): Update.
21451 * cgraph.c: Do not include varray.h.
21452 (cgraph_set_call_stmt_including_clones): New function.
21453 (cgraph_create_edge_including_clones): Likewise
21454 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21455 (cgraph_update_edges_for_call_stmt): Handle clones.
21456 (cgraph_remove_node): Handle clone tree.
21457 (cgraph_remove_node_and_inline_clones): New function.
21458 (dump_cgraph_node): Dump clone tree.
21459 (cgraph_clone_node): Handle clone tree.
21460 (clone_function_name): Bring here from tree-inline.c.
21461 (cgraph_create_virtual_clone): New function.
21462 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21463 (cgraph_clone_info): New function.
21464 (strut cgraph_node): Add clone_info and new clone tree pointers.
21465 (cgraph_remove_node_and_inline_clones,
21466 cgraph_set_call_stmt_including_clones,
21467 cgraph_create_edge_including_clones,
21468 cgraph_create_virtual_clone): Declare.
21469 (cgraph_function_versioning): Use VEC argument.
21470 (compute_call_stmt_bb_frequency): Update prototype.
21471 (cgraph_materialize_all_clones): New function.
21472 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21473 (ipcp_create_replace_map): Update to VECtors.
21474 (ipcp_update_callgraph): Use virtual clones.
21475 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21476 (ipcp_update_profiling): Do not update local profiling.
21477 (ipcp_insert_stage): Use VECtors and virtual clones.
21478 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21479 (clone_of_p): New function.
21480 (cgraph_preserve_function_body_p): Use clone tree.
21481 (cgraph_optimize): Materialize clones.
21482 (cgraph_function_versioning): Update for VECtors.
21483 (save_inline_function_body): Use clone tree.
21484 (cgraph_materialize_clone): New function.
21485 (cgraph_materialize_all_clones): Likewise.
21486 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21487 * ipa.c: Include gimple.h.
21488 (cgraph_remove_unreachable_nodes): Use clone tree.
21489 * ipa-prop.c (ipa_note_param_call): Update call to
21490 compute_call_stmt_bb_frequencycall.
21491 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21492 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21493 (copy_bb): Handle updating of clone tree; add new edge when new call
21495 (expand_call_inline): Be strict about every call having edge.
21496 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21497 (delete_unreachable_blocks_update_callgraph): New function.
21498 (tree_function_versioning): Use VECtors; always remove unreachable
21499 blocks and fold conditionals.
21500 * tree-inline.h: Do not include varray.h.
21501 (tree_function_versioning): Remove.
21502 * Makefile.in (GTFILES): Remove tree-inline.c
21503 * passes.c (do_per_function): Do only functions having body.
21504 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21507 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21508 Andrew Morrow <acm@google.com>
21511 * c-common.c (c_common_attribute_table): Permit deprecated
21512 attribute to take an optional argument.
21513 (handle_deprecated_attribute): If the optional argument to
21514 __attribute__((deprecated)) is not a string ignore the attribute
21515 and emit a warning.
21517 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21518 * c-typeck.c (build_component_ref): Likewise.
21519 (build_external_ref): Likewise.
21521 * toplev.c (warn_deprecated_use): Add an attribute argument.
21522 Emit the message associated with __attribute__((deprecated)).
21524 * toplev.h (warn_deprecated_use): Updated.
21526 * doc/extend.texi: Document new optional parameter to
21527 __attribute__((deprecated))
21529 2009-05-08 Michael Eager <eager@eagercon.com>
21531 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21532 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21534 2009-05-08 Richard Guenther <rguenther@suse.de>
21536 PR tree-optimization/40062
21537 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21538 Avoid exponential behavior.
21540 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21542 PR rtl-optimization/33928
21544 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21545 process_uses, build_single_def_use_links): New.
21546 (update_df): Update use_def_ref.
21547 (forward_propagate_into): Use get_def_for_use instead of use-def
21549 (fwprop_init): Call build_single_def_use_links and let it initialize
21551 (fwprop_done): Free use_def_ref.
21552 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21553 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21554 df_rd_simulate_one_insn): New.
21555 (df_rd_bb_local_compute_process_def): Update head comment.
21556 (df_chain_create_bb): Use the new RD simulation functions.
21557 * df.h (df_rd_simulate_artificial_defs_at_top,
21558 df_rd_simulate_one_insn): New.
21559 * opts.c (decode_options): Enable fwprop at -O1.
21560 * doc/invoke.texi (-fforward-propagate): Document this.
21562 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21565 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21566 and one complex operand specially.
21567 * tree-complex.c (some_nonzerop): Do not identify a real value as
21568 zero if flag_signed_zeros.
21570 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21572 PR rtl-optimization/33928
21573 * loop-invariant.c (record_use): Fix && vs. || mishap.
21575 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21577 PR rtl-optimization/33928
21578 * loop-invariant.c (struct use): Add addr_use_p.
21579 (struct def): Add n_addr_uses.
21580 (struct invariant): Add cheap_address.
21581 (create_new_invariant): Set cheap_address.
21582 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21583 (record_uses): Pass df_ref to record_use.
21584 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21587 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21589 * config/sh/sh.c: Do not include c-pragma.h.
21591 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21593 * config/spu/spu.c: Remove include of c-common.h.
21595 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21598 * c-common.h (mark_valid_location_for_stdc_pragma,
21599 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21600 clear_float_const_decimal64, float_const_decimal64_p): New.
21601 * c.opt (Wunsuffixed-float-constants): New.
21602 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21603 unsuffixed float constant, handle new warning.
21604 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21605 * c-decl.c (c_scope): New flag float_const_decimal64.
21606 (set_float_const_decimal64, clear_float_const_decimal64,
21607 float_const_decimal64_p): New.
21608 (push_scope): Set new flag.
21609 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21610 to use STDC pragmas.
21611 (c_parser_external_declaration): Ditto.
21612 (c_parser_compound_statement_nostart): Ditto.
21613 * c-pragma.c (valid_location_for_stdc_pragma,
21614 mark_valid_location_for_stdc_pragma,
21615 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21616 handle_pragma_float_const_decimal64): New.
21617 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21618 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21619 set_float_const_decimal64, clear_float_const_decimal64,
21620 float_const_decimal64_p): New dummy functions.
21621 * doc/extend.texi (Decimal Float): Remove statement that the
21622 pragma, and suffix for double constants, are not supported.
21623 * doc/invoke.texi (Warning Options): List new option.
21624 (-Wunsuffixed-float-constants): New.
21626 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21628 * config/i386/i386.c: Do not include c-common.h.
21630 2009-05-07 Mark Heffernan <meheff@google.com>
21632 * doc/invoke.texi (Debugging Options): Document change of debugging
21634 * opts.c (decode_options): Make dump_base_name relative to
21635 aux_base_name directory.
21637 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21639 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21640 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21642 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21644 * Makefile.in (install-plugin): Simplify a bit.
21646 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21648 * Makefile.in (OBJS-common): Add regcprop.o.
21650 * timevar.def (TV_CPROP_REGISTERS): New.
21651 * regrename.c (regrename_optimize): Return 0.
21652 (rest_of_handle_regrename): Delete.
21653 (pass_rename_registers): Point to regrename_optimize.
21654 (struct value_data_entry, struct value_data,
21655 kill_value_one_regno, kill_value_regno, kill_value,
21656 set_value_regno, init_value_data, kill_clobbered_value,
21657 kill_set_value, kill_autoinc_value, copy_value,
21658 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21659 replace_oldest_value_reg, replace_oldest_value_addr,
21660 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21661 debug_value_data, validate_value_data): Move...
21662 * regcprop.c: ... here.
21663 (rest_of_handle_cprop): Delete.
21664 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21666 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21668 PR middle-end/40057
21669 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21670 GEN_INT for 1 << bitnum.
21671 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21672 build_int_cst_type.
21674 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21676 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21677 Remove wrong description of "nand" operation.
21679 2009-05-06 Richard Guenther <rguenther@suse.de>
21680 Adam Nemet <anemet@caviumnetworks.com>
21682 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21683 comment. Add that if LHS is not a gimple register, then RHS1 has
21684 to be a single object (GIMPLE_SINGLE_RHS).
21686 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21688 * expr.c (get_def_for_expr): Move it up in the file.
21689 (store_field): When expanding a bit-field store, look at the
21690 defining gimple stmt for the masking conversion.
21692 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21694 PR middle-end/39986
21695 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21696 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21697 32-bit memcpy into long.
21699 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21701 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21702 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21704 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21705 instead of appending DW_OP_deref*.
21707 2009-05-06 Michael Matz <matz@suse.de>
21709 PR middle-end/40021
21710 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21711 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21713 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21715 * Makefile.in (install-plugin): Fix srcdir handling.
21717 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21719 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21720 when processing for not_regs_needed bitmap.
21721 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21722 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21723 handling it for rhs.
21725 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21727 * config/i386/i386.md (unnamed inc/dec peephole): Use
21728 optimize_insn_for_size_p instead of optimize_size.
21729 * config/i386/predicates.md (incdec_operand): Likewise.
21730 (aligned_operand): Likewise.
21731 * config/i386/sse.md (divv8sf3): Likewise.
21732 (sqrtv8sf2): Likewise.
21734 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21736 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21738 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21740 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21742 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21743 ssemodesuffixf2c with avxmodesuffixf2c.
21745 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21748 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21750 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21752 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21753 (struct tree_base): Adjust spacing for 8 bit boundaries.
21754 (struct tree_decl_common): Add decl_by_reference_flag bit.
21755 (DECL_BY_REFERENCE): Adjust.
21756 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21757 print DECL_BY_REFERENCE bit.
21758 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21759 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21760 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21761 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21764 PR middle-end/39666
21765 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21766 range of the type, but default label is missing, add it with one
21767 of the existing labels instead of adding a new label for it.
21769 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21773 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21775 * Makefile.in (enable_plugin, plugin_includedir): New.
21776 (install): Depend on install-plugin.
21777 (PLUGIN_HEADERS): New.
21778 (install-plugin): New.
21779 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21781 2009-05-05 Richard Guenther <rguenther@suse.de>
21783 PR tree-optimization/40022
21784 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21786 (phivn_valid_p): Fix tuplification error, simplify.
21787 (phiprop_insert_phi): Add dumps.
21788 (propagate_with_phi): Simplify.
21790 2009-05-05 Richard Guenther <rguenther@suse.de>
21792 PR middle-end/40023
21793 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21795 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21797 * tree.h (strip_float_extensions): Remove duplicate declaration.
21798 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21799 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21800 block_ultimate_origin): Rearrange the declarations line to match the
21801 comment that indicates the .c file which the functions are defined.
21802 (dwarf2out_*, set_decl_rtl): Add comment.
21803 (get_base_address): Adjust comment.
21804 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21805 declarations line and add comment.
21806 (is_builtin_name): Add blank after function name, for clarity.
21808 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21810 * attribs.c (decl_attributes): Use %qE for identifiers in
21812 * cgraphunit.c (verify_cgraph_node): Translate function names to
21813 locale character set in diagnostics.
21814 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21816 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21817 Document that functions are named in UTF-8.
21818 * expr.c (expand_expr_real_1): Translate function names to locale
21819 character set in diagnostics.
21820 * gimplify.c (omp_notice_variable, omp_is_private,
21821 gimplify_scan_omp_clauses): Use %qE for identifiers in
21823 * langhooks.c (lhd_print_error_function): Translate function names
21824 to locale character set.
21825 * langhooks.h (decl_printable_name): Document that return value is
21826 in internal character set.
21827 * stmt.c: Include pretty-print.h
21828 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21830 (resolve_operand_name_1): Translate named operand name to locale
21832 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21834 * toplev.c (announce_function): Translate function names to locale
21836 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21837 (default_tree_printer): Use pp_identifier or translate identifiers
21838 to locale character set. Mark "<anonymous>" for translation.
21839 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21840 for identifiers in diagnostics.
21841 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21843 * varasm.c (output_constructor): Use %qE for identifiers in
21846 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21848 * configure.ac: use ` ` instead of $()
21849 * configure: Regenerate.
21851 2009-05-05 Ben Elliston <bje@au.ibm.com>
21853 * config/pa/linux-atomic.c: Eliminate conditional include of
21854 errno.h on non-LP64 systems to simplify build requirements.
21856 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21858 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21860 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21861 and pass value to identifier_to_locale.
21862 (warn_variable_length_array): Make name a tree.
21863 (grokdeclarator): Separate diagnostic texts for named and unnamed
21864 declarators. Use %qE for named declarators.
21865 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21867 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21868 identifiers in diagnostics.
21869 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21870 identifier_to_locale. Mark "anonymous" strings for translation.
21872 2009-05-04 Michael Eager <eager@eagercon.com>
21874 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21875 address for DImode/DFmode only if double-precision FP regs.
21877 2009-05-04 Michael Eager <eager@eagercon.com>
21879 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21880 TARGET_SINGLE_FLOAT check.
21882 2009-05-04 Michael Eager <eager@eagercon.com>
21884 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21886 2009-05-04 Michael Eager <eager@eagercon.com>
21888 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21889 * config/rs6000/t-xilinx: New
21891 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21893 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21894 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21895 * gcc/explow.c (memory_address): Use target hook.
21896 * gcc/targhooks.c (default_legitimize_address): New.
21897 * gcc/targhooks.h (default_legitimize_address): New.
21898 * gcc/target.h (legitimize_address): New.
21899 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21900 (TARGET_INITIALIZER): Include it.
21901 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21903 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21904 * config/bfin/bfin.c (legitimize_address): Remove.
21905 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21906 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21908 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21909 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21911 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21912 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21913 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21914 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21915 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21916 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21917 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21918 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21919 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21920 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21921 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21922 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21923 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21924 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21925 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21926 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21927 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21928 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21929 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21930 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21931 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21932 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21933 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21935 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21936 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21937 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21938 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21939 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21940 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21941 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21942 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21943 (thumb_legitimize_address): Delete.
21944 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21945 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21946 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21947 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21948 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21949 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21951 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21954 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21955 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21956 * config/m32r/m32r.c (m32r_legitimize_address): New.
21957 * config/m68k/m68k.c (m68k_legitimize_address): New.
21958 * config/score/score.c (score_legitimize_address): Standardize.
21959 * config/score/score3.c (score3_legitimize_address): Standardize.
21960 * config/score/score3.h (score3_legitimize_address): Adjust.
21961 * config/score/score7.c (score7_legitimize_address): Standardize.
21962 * config/score/score7.h (score7_legitimize_address): Adjust.
21963 * config/sh/sh.c (sh_legitimize_address): New.
21964 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21966 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21967 (s390_legitimize_address): ... this.
21968 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21969 (sparc_legitimize_address): ... this.
21970 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21971 (ix86_legitimize_address): ... this.
21972 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21973 (avr_legitimize_address): ... this.
21974 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21975 (mn10300_legitimize_address): ... this.
21976 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21977 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21978 (alpha_expand_mov): Adjust call.
21980 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21981 * config/spu/spu.c (spu_legitimize_address): Likewise.
21982 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21983 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21985 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21987 * intl.c (locale_encoding, locale_utf8): New.
21988 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21989 * intl.h (locale_encoding, locale_utf8): Declare.
21990 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21991 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21993 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21995 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21996 (pp_base_tree_identifier): Declare as function.
21997 (identifier_to_locale): Declare.
21998 * Makefile.in (pretty-print.o): Update dependencies.
21999 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
22001 2009-05-04 Richard Guenther <rguenther@suse.de>
22003 PR middle-end/40015
22004 * builtins.c (fold_builtin_memory_op): Do not decay to element
22005 type if the size matches the whole array.
22007 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22009 * expmed.c (synth_mult): When trying out a shift, pass the result
22012 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
22014 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
22015 (shiftsub1_cost): New.
22016 (init_expmed): Compute shiftsub1_cost.
22017 (synth_mult): Optimize multiplications by constants of the form
22018 -(2^^m-1) for some constant positive integer m.
22020 2009-05-03 Richard Guenther <rguenther@suse.de>
22023 * c-typeck.c (array_to_pointer_conversion): Do not built
22024 ADDR_EXPRs of arrays of pointer-to-element type.
22025 * c-gimplify.c (c_gimplify_expr): Revert change fixing
22026 up wrong ADDR_EXPRs after-the-fact.
22027 * c-common.c (strict_aliasing_warning): Strip pointer
22028 conversions for obtaining the original type.
22029 * builtins.c (fold_builtin_memset): Handle array types.
22030 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
22033 2009-05-03 Richard Guenther <rguenther@suse.de>
22035 PR middle-end/23329
22036 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
22037 Do not lose casts from array types with unknown extent to array
22038 types with known extent.
22039 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
22040 alias set compatibility.
22042 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
22044 * flags.h (extra_warnings): Delete.
22045 * toplev.c (process_options): Handle Wuninitialized here.
22046 * opts.c (extra_warnings): Delete.
22047 (set_Wextra): Delete.
22048 (common_handle_option): -Wextra can be handled automatically.
22049 * c-opts.c (c_common_handle_option): Delete obsolete code.
22050 (c_common_post_options): Simplify comment.
22051 * common.opt (W): Add Var.
22053 (Wuninitialized): Initialize to -1.
22055 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22056 Richard Guenther <rguenther@suse.de>
22058 * expr.c (get_def_for_expr): New function.
22059 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
22060 SSA rather than trees.
22061 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
22062 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
22064 2009-05-03 Joseph Myers <joseph@codesourcery.com>
22066 * c-common.c (reswords): Add _Imaginary.
22067 * c-common.c (enum rid): Add RID_IMAGINARY.
22069 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
22071 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
22072 Patch by Richard Guenther.
22074 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22076 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
22077 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
22078 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
22079 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
22080 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
22081 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
22082 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
22083 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
22084 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
22085 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
22086 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
22087 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
22088 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
22089 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22090 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
22091 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
22092 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
22093 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
22095 2009-05-02 Richard Guenther <rguenther@suse.de>
22097 PR tree-optimization/39940
22098 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
22101 2009-05-02 Richard Guenther <rguenther@suse.de>
22103 PR middle-end/40001
22104 * tree-ssa.c (execute_update_addresses_taken): Properly check
22105 if we can mark a variable DECL_GIMPLE_REG_P.
22106 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
22107 back to the end of the function.
22108 (is_gimple_reg_type): Remove complex type special casing.
22109 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22112 2009-05-02 Ben Elliston <bje@au.ibm.com>
22114 * doc/collect2.texi (Collect2): Document search path behaviour
22115 when configured with --with-ld.
22117 2009-05-02 Jan Hubicka <jh@suse.cz>
22119 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22120 parameter; update callers.
22121 (coalesce_cost_edge): EH edges are costier because they needs
22122 splitting even if not critical and even more costier when there are
22123 multiple EH predecestors.
22125 2009-05-02 Jan Hubicka <jh@suse.cz>
22127 * except.c (remove_eh_handler_and_replace): Handle updating after
22128 removing TRY blocks.
22130 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22132 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22134 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22136 * varasm.c: Do not include c-pragma.h.
22137 * attribs.c: Do not incude c-common.h.
22139 2009-05-01 Michael Matz <matz@suse.de>
22141 * calls.c (initialize_argument_information): Handle SSA names like
22142 decls with a non MEM_P DECL_RTL.
22144 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22146 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22147 * ipa-utils.c: Likewise.
22148 * ipa-type-escape.c: Likewise.
22149 * cgraphunit.c Do not include c-common.h.
22150 * ipa-pure-const.c: Likewise.
22151 * tree-if-conv.c: Likewise.
22152 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22153 * ipa-struct-reorg.c: Likewise.
22154 * tree-nomudflap.c: Likewise.
22155 * tree-ssa-structalias.c: Likewise.
22157 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22159 * store-motion.c: Many cleanups to make this pass a first-class
22160 citizen instead of an appendix to gcse load motion. Add TODO list
22161 to make this pass faster/cleaner/better.
22163 (struct ls_expr): Post gcse.c-split cleanups.
22164 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22165 "stores" field to "avail_stores".
22166 (pre_ldst_mems): Rename to store_motion_mems.
22167 (pre_ldst_table): Rename to store_motion_mems_table.
22168 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22169 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22170 (ldst_entry): Rename to st_expr_entry, update users.
22171 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22172 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22173 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22175 (first_ls_expr): Rename to first_st_expr, update users.
22176 (next_ls_expr): Rename to next_st_expr, update users.
22177 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22178 fields properly for store motion instead of names inherited from load
22180 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22181 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22184 (ae_kill): Rename to st_kill, update users.
22185 (ae_gen): Rename to st_avloc, update users.
22186 (transp): Rename to st_transp, update users.
22187 (pre_insert_map): Rename to st_insert_map, update users.
22188 (pre_delete_map): Rename to st_delete_map, update users.
22189 (insert_store, build_store_vectors, free_store_memory,
22190 one_store_motion_pass): Update for abovementioned changes.
22192 (gcse_subst_count, gcse_create_count): Remove.
22193 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22194 and "n_stores_created", local variables.
22196 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22199 (regvec, compute_store_table_current_insn): Remove.
22200 (reg_set_info, reg_clear_last_set): Remove.
22201 (compute_store_table): Use DF caches instead of local dataflow
22204 2009-05-01 Joseph Myers <joseph@codesourcery.com>
22206 * c-objc-common.c (c_tree_printer): Print identifiers with
22207 pp_identifier, not pp_string. Mark "({anonymous})" for
22209 * c-pretty-print.c (pp_c_ws_string): New.
22210 (pp_c_cv_qualifier, pp_c_type_specifier,
22211 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
22212 pp_c_storage_class_specifier, pp_c_function_specifier,
22213 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
22214 pp_c_primary_expression, pp_c_postfix_expression,
22215 pp_c_unary_expression, pp_c_shift_expression,
22216 pp_c_relational_expression, pp_c_equality_expression,
22217 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
22218 use pp_string and pp_c_ws_string in place of pp_identifier and
22219 pp_c_identifier for non-identifiers. Mark English strings for
22221 * c-pretty-print.h (pp_c_ws_string): Declare.
22223 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
22224 Roland McGrath <roland@redhat.com>
22226 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
22227 (ENABLE_LD_BUILDID): New configuration option.
22228 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
22229 (LINK_BUILDID_SPEC): New macro.
22230 (init_spec): If defined, prepend it between LINK_EH_SPEC and
22232 * doc/install.texi: Document --enable-linker-build-id option.
22233 * configure: Rebuild.
22234 * config.in: Rebuild.
22236 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22238 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22239 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22240 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22241 MIPS_GP_SAVE_AREA_SIZE.
22242 * config/mips/mips.c (struct mips_frame_info): Update comment
22243 before arg_pointer_offset and hard_frame_pointer_offset.
22244 (mips_compute_frame_info): Update diagram before function: to
22245 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22246 indicate the position of frame_pointer_rtx with -fstack-protector and
22247 to show args_size. Don't allocate cprestore area for leaf functions
22248 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22250 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22252 2009-04-30 Michael Matz <matz@suse.de>
22254 PR tree-optimization/39955
22255 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22257 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22259 * ira.c (setup_cover_and_important_classes): Use safe macro
22260 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22262 * genpreds.c (write_tm_preds_h): Output suitable definition of
22263 REG_CLASS_FOR_CONSTRAINT.
22265 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22267 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22269 * bitmap.c (bitmap_descriptor): Likewise.
22270 * ggc-common.c (loc_descriptor): Likewise.
22271 * varray.c (varray_descriptor): Likewise.
22272 * vec.c (vec_descriptor): Likewise.
22274 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22276 * Makefile.in (dce.o): Add $(EXCEPT_H).
22277 * dce.c: Include except.h and delete redundant vector definitions.
22278 (deletable_insn_p): Return false for non-call insns that can throw
22281 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22283 * gcse.c (ae_gen): Remove.
22284 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22285 and make non-static function to make it available in store-motion.c.
22286 Update call sites with search-and-replace.
22287 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22288 extract_mentioned_regs, extract_mentioned_regs_helper,
22289 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22290 store_killed_in_insn, store_killed_after, store_killed_before,
22291 build_store_vectors, insert_insn_start_basic_block, insert-store,
22292 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22293 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22294 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22295 * store-motion.c: ...new file. Also copy data structures from gcse.c
22296 and clean up to remove parts not used by store motion.
22297 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22298 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22300 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22303 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22304 when optimizing for size.
22306 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22308 * gcse.c (gcse_constant_p): Fix typo in last change.
22310 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22312 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22314 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22316 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22318 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22320 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22321 CONST_HIGH_PART result.
22323 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22325 * config/avr/avr.c (initial_elimination_offset): Rename to
22326 avr_initial_elimination_offset.
22327 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22328 change return type to bool.
22329 (avr_can_eliminate): New function.
22330 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22331 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22332 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22333 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22334 avr_initial_elimination_offset.
22335 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22336 (avr_initial_elimination_offset): Define.
22338 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22339 Steven Bosscher <steven@gcc.gnu.org>
22341 PR rtl-optimization/39938
22342 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22343 * cfgrtl.c: Include insn-attr.h.
22344 (rest_of_pass_free_cfg): New function.
22345 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22346 * resource.c (init_resource_info): Remove call to df_analyze.
22348 2009-04-29 Richard Guenther <rguenther@suse.de>
22351 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22352 allow conversion to signed integers.
22354 2009-04-29 Richard Guenther <rguenther@suse.de>
22356 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22357 shifts of floating point vectors if the shift amount is
22358 a constant multiple of the element size.
22360 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22361 Michael Matz <matz@suse.de>
22363 PR middle-end/39927
22365 * tree-outof-ssa.c (emit_partition_copy): New function.
22366 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22367 insert_part_to_rtx_on_edge): Perform the partition base var
22368 copy using emit_partition_copy.
22369 (insert_value_copy_on_edge): Convert constants to the right mode.
22370 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22371 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22373 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22375 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22376 scan backwards to try to find a constant to initialize it.
22378 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22379 insn before the loop_end instruction, don't look past labels.
22381 2009-04-29 Richard Guenther <rguenther@suse.de>
22383 PR middle-end/39937
22384 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22385 loose type conversions.
22386 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22387 stmts only if there are no uses of its definition.
22389 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22391 * config/bfin/bfin.h (splitting_loops): Declare.
22392 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22393 Reorder bit definitions to be ascending.
22394 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22395 * config/bfin/bfin.c (splitting_loops): New variable.
22396 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22397 (struct loop_info): Remove members INIT and LOOP_INIT.
22398 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22399 the LSETUP sequence. Allow LC to be loaded from any register, but
22400 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22401 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22403 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22404 of reload_completed.
22407 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22409 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22411 * Makefile.in (PLUGIN_VERSION_H): New.
22412 (OBJS-common): Remove plugin-version.o.
22413 (plugin.o): Depend on (PLUGIN_VERSION_H).
22414 (plugin-version.o): Remove.
22415 * configure: Regenerate
22416 * configure.ac: Create plugin-version.h.
22417 * gcc-plugin.h (plugin_gcc_version): Remove.
22418 (plugin_default_version_check): Change signature.
22419 * plugin-version.c: Remove.
22420 * plugin.c: Include plugin-version.h.
22421 (str_plugin_gcc_version_name): Remove.
22422 (try_init_one_plugin): Pass gcc version to plugin_init.
22423 (plugin_default_version_check): Both gcc and plugin versions are now
22426 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22428 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22429 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22430 Remove special case testing for last insn of inner loops. Don't fail
22431 if the loop ends with a jump, emit an extra nop instead.
22433 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22434 DREGS rather than comparing directly. Remove code that tries to
22435 account for latencies.
22437 2009-04-29 Richard Guenther <rguenther@suse.de>
22439 PR tree-optimization/39941
22440 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22441 eliminating an indirect call.
22443 2009-04-29 Richard Guenther <rguenther@suse.de>
22445 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22446 parameter. Allow invariants as base if !require_lvalue.
22447 (verify_gimple_assign_single): Adjust.
22449 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22451 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22452 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22453 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22454 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22455 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22457 * config/bfin/bfin.c (bfin_expand_builtin,
22458 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22460 2009-04-28 Richard Guenther <rguenther@suse.de>
22462 * tree-vect-loop.c (get_initial_def_for_induction): Use
22463 correct types for pointer increment.
22465 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22467 * toplev.c (print_version): Update GMP version string calculation.
22469 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22471 PR rtl-optimization/39938
22472 * resource.c (init_resource_info): Add call to df_analyze.
22474 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22476 * config/alpha/alpha.md (usegp): Cast the result of
22477 alpha_find_lo_sum_using_gp to enum attr_usegp.
22478 * config/alpha/alpha.c (override_options): Remove end-of-structure
22479 marker element from cpu_table. Use array size of cpu_table to handle
22480 -mcpu and -mtune options.
22481 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22483 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22485 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22486 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22487 tune_32 and tune_64.
22488 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22489 support on PowerPC.
22490 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22491 * config/rs6000/option-defaults.h: ... here. New file.
22492 (OPT_64, OPT_32): Define.
22493 (MASK_64BIT): Define to 0 if not already defined.
22494 (OPT_ARCH64, OPT_ARCH32): Define.
22495 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22498 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22500 * config/arm/arm.c (arm_override_options): Emit error on using
22503 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22505 PR rtl-optimization/39914
22506 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22507 registers for allocnos created from user-defined variables only
22508 when not optimizing.
22510 2009-04-28 Richard Guenther <rguenther@suse.de>
22512 PR middle-end/39937
22513 * fold-const.c (fold_binary): Use distribute_real_division only
22516 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22518 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22519 add hpux-stdint.h to tm_file.
22520 (hppa[12]*-*-hpux11*): Ditto.
22521 (ia64*-*-hpux*): Ditto.
22522 * config/hpux-stdint.h: New.
22523 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22524 __STDC_EXT__ for all compiles.
22525 * config/pa/pa-hpux.h: Ditto.
22526 * config/pa/pa-hpux10.h: Ditto.
22527 * config/pa/pa-hpux11.h: Ditto.
22529 2009-04-28 Catherine Moore <clm@codesourcery.com>
22531 * debug.h (set_name): Add comment.
22533 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22536 * config/darwin.c (machopic_gen_offset): Check
22537 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22538 * config/arm/arm.c (require_pic_register): Likewise.
22540 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22542 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22543 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22544 m32c_promote_prototypes): Delete.
22546 2009-04-28 Michael Matz <matz@suse.de>
22548 PR middle-end/39922
22549 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22552 2009-04-28 Richard Guenther <rguenther@suse.de>
22554 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22556 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22558 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22559 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22560 * config/arm/arm-tune.md: Regenerate.
22562 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22564 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22565 block if there are complex incoming edges.
22566 (sel_merge_blocks): Remove useless assert.
22567 (sel_redirect_edge_and_branch): Check that edge was redirected.
22568 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22569 (sel_find_rgns): Delete declaration.
22570 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22571 the region when it is not a preheader.
22573 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22576 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22578 2009-04-28 Richard Guenther <rguenther@suse.de>
22580 * tree.h (SSA_NAME_VALUE): Remove.
22581 (struct tree_ssa_name): Remove value_handle member.
22582 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22583 array for jump threading.
22584 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22586 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22587 * tree-flow.h (threadedge_initialize_values): Declare.
22588 (threadedge_finalize_values): Likewise.
22589 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22590 (SSA_NAME_VALUE): Define.
22591 (threadedge_initialize_values): New function.
22592 (threadedge_finalize_values): Likewise.
22593 * tree-ssa-dom.c (ssa_name_values): New global variable.
22594 (SSA_NAME_VALUE): Define.
22595 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22597 2009-04-28 Ira Rosen <irar@il.ibm.com>
22599 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22600 Use REPORT_VECTORIZED_LOCATIONS instead
22601 REPORT_VECTORIZED_LOOPS.
22602 * tree-vectorizer.c (vect_verbosity_level): Make static.
22603 (vect_loop_location): Rename to vect_location.
22604 (vect_set_verbosity_level): Update comment.
22605 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22607 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22608 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22609 instead REPORT_UNVECTORIZED_LOOPS.
22610 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22611 and vect_loop_def to vect_external_def and vect_internal_def.
22612 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22613 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22614 REPORT_UNVECTORIZED_LOCATIONS.
22615 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22616 and vect_used_in_loop and to vect_unused_in_scope and
22617 vect_used_in_scope.
22618 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22619 (vect_verbosity_level): Remove declaration.
22620 (vect_analyze_operations): Likewise.
22621 (vect_analyze_stmt): Declare.
22622 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22623 REPORT_UNVECTORIZED_LOCATIONS.
22624 (vect_get_loop_niters): Fix indentation.
22625 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22626 (vect_analyze_loop_operations): New function.
22627 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22628 vect_analyze_operations.
22629 (vect_is_simple_reduction): Use new names.
22630 (vectorizable_live_operation, vect_transform_loop): Likewise.
22631 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22632 to specify whether the data references can be a part of interleaving
22634 (vect_analyze_data_ref_dependence): Use new names.
22635 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22636 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22637 * tree-vect-patterns.c (widened_name_p): Use new names.
22638 (vect_recog_dot_prod_pattern): Likewise.
22639 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22640 (process_use, vect_mark_stmts_to_be_vectorized,
22641 vect_model_simple_cost, vect_model_store_cost,
22642 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22643 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22644 vectorizable_operation, vectorizable_type_demotion,
22645 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22646 vectorizable_condition): Likewise.
22647 (vect_analyze_operations): Split into vect_analyze_loop_operations
22649 (vect_analyze_stmt): ... new function.
22650 (new_stmt_vec_info): Use new names.
22651 (vect_is_simple_use): Use new names and fix comment.
22652 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22653 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22655 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22658 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22659 and integer modes for x87 operands. Do not ICE for unsupported size,
22660 generate error instead. Generate error for unsupported operand types.
22661 ['z']: Do not handle HImode memory operands specially. Warning
22662 for floating-point operands. Fallthru to 'Z' for unsupported operand
22663 types. Do not ICE for unsupported size, generate error instead.
22664 (output_387_binary_op): Use %Z to output operands.
22665 (output_fp_compare): Ditto.
22666 (output_387_reg_move): Ditto.
22668 2009-04-28 Ben Elliston <bje@au.ibm.com>
22673 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22675 * builtins.c (c_strlen): Do not warn here.
22676 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22677 * c-common.c (pointer_int_sum): Take an explicit location.
22678 Warn about offsets out of bounds.
22679 * c-common.h (pointer_int_sum): Adjust declaration.
22681 2009-04-27 Ian Lance Taylor <iant@google.com>
22683 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22685 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22686 * df-core.c (df_set_flags): Change return type to int. Change
22687 type of old_flags to int.
22688 (df_clear_flags): Likewise.
22689 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22690 (df_get_conditional_uses): Likewise.
22691 * df.h (df_set_flags, df_clear_flags): Update declarations.
22692 * dwarf2out.c (struct indirect_string_node): Change type of form
22693 field to enum dwarf_form.
22694 (AT_string_form): Change return type to enum dwarf_form.
22695 * fixed-value.c (fixed_compare): Add cast to enum type.
22696 * fwprop.c (update_df): Change 0 to VOIDmode.
22697 * gensupport.c: Change 0 to UNKNOWN.
22698 * gimple.h (gimple_cond_code): Add cast to enum type.
22699 * haifa-sched.c (reemit_notes): Add cast to enum type.
22700 * hooks.c (hook_int_void_no_regs): Remove function.
22701 * hooks.h (hook_int_void_no_regs): Remove declaration.
22702 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22703 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22704 * real.c (real_arithmetic): Add cast to enum type.
22705 (real_compare): Likewise.
22706 * target.h (struct gcc_target): Change return type of
22707 branch_target_register_class to enum reg_class.
22708 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22709 default_branch_target_register_class.
22710 * targhooks.c (default_branch_target_register_class): New function.
22711 * targhooks.h (default_branch_target_register_class): Declare.
22712 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22713 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22715 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22717 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22718 vect_uninitialized_def. Change 0 to ERROR_MARK.
22719 * tree-vect-stmts.c (supportable_widening_operation): Don't
22720 initialize icode1 and icode2.
22721 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22722 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22724 (cmn_err_flag_specs): Change 0 to STD_C89.
22725 (cmn_err_char_table): Likewise.
22726 * config/arm/arm.c (get_arm_condition_code): Change type of code
22727 to enum arm_cond_code.
22728 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22729 (IWMMXT_BUILTIN2): Likewise.
22730 (neon_builtin_type_bits): Don't define typedef.
22731 (neon_builtin_datum): Change type of bits field to int.
22732 (arm_expand_neon_args): Add cast to enum type.
22733 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22735 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22736 casts to enum type.
22737 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22739 * config/mips/mips.md (jal_macro): Return enum constant.
22740 (single_insn): Likewise.
22741 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22743 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22744 casts to enum type.
22745 * config/s390/s390.c (s390_tune_flags): Change type to int.
22746 (s390_arch_flags): Likewise.
22747 (s390_handle_arch_option): Change flags field of struct pta to int.
22748 * config/s390/s390.h (s390_tune_flags): Update declaration.
22749 (s390_arch_flags): Likewise.
22750 * config/sh/sh.c (prepare_move_operands): Compare
22751 tls_symbolic_operand result with enum constant.
22752 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22753 (sh_expand_prologue): Add cast to enum type.
22754 (sh_expand_epilogue): Likewise.
22755 (tls_symbolic_operand): Change return type to enum tls_model.
22756 (fpscr_set_from_mem): Add cast to enum type.
22757 (legitimize_pic_address): Compare tls_symbolic_operand result with
22759 (sh_target_reg_class): Change return type to enum reg_class.
22760 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22762 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22763 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22764 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22765 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22766 (delayed_branch, tls_call_delay): Likewise.
22767 (eligible_for_sibcall_delay): Likewise.
22768 (eligible_for_return_delay): Likewise.
22769 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22770 (spu_expand_builtin_1): Likewise.
22772 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22773 for all types of conversions.
22774 (output_init_element): Issue -Wc++-compat warning if needed when
22775 initializing a bitfield with enum type.
22776 * c-parser.c (c_parser_expression): Set original_type to
22777 original_type of right hand operand of comma operator.
22779 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22781 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22783 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22784 * doc/cpp.texi (Standard Predefined Macros)
22785 (Implementation-defined behavior): Likewise.
22786 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22787 * doc/gimple.texi (GIMPLE Exception Handling)
22788 (@code{GIMPLE_ASSIGN}): Likewise.
22789 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22790 * doc/invoke.texi (Warning Options, Optimize Options)
22791 (AVR Options, Darwin Options): Likewise.
22792 (Optimize Options): Reformulate -fwhole-program description.
22793 * doc/loop.texi (Lambda): Likewise.
22794 * doc/md.texi (Output Template, Define Constraints)
22795 (Standard Names, Insn Splitting): Likewise.
22796 * doc/options.texi (Option properties): Likewise.
22797 * doc/passes.texi (Tree-SSA passes): Likewise.
22798 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22799 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22800 (File Names and DBX): Likewise.
22801 * doc/trouble.texi (Incompatibilities): Likewise.
22803 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22805 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22806 instruction is correct.
22808 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22810 Allow non-constant arguments to conversion intrinsics.
22811 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22812 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22813 * spu.c (print_operand): Handle 'v' and 'w'.
22814 (exp2_immediate_p, spu_gen_exp2): Define.
22815 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22816 spu_convtf_1): Update parameter descriptions.
22817 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22818 * constraints.md ('v', 'w'): New.
22819 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22821 (i2f, I2F): New define_mode_attr.
22822 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22823 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22824 fixuns_truncv4sfv4si2): Update to use mode attribute.
22825 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22826 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22827 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22828 patterns for combine.
22830 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22832 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22833 (cprop, hoist, pre, store_motion): New debug counters.
22834 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22835 is not an RTL pass anymore.
22836 (pass_profiling): Remove extern decl for pass removed in 2005.
22837 (pass_gcse, pass_jump_bypass): Remove.
22838 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22839 to 0 for clean state.
22840 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22841 * cse.c (gate_handle_cse_after_global_opts,
22842 rest_of_handle_cse_after_global_opts): New functions.
22843 (pass_cse_after_global_opts): New pass, does local CSE.
22844 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22845 (TV_CPROP): New timevar.
22846 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22847 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22848 (gcse_main, recompute_all_luids): Remove.
22849 (compute_hash_table_work): Call max_reg_num instead of reading
22851 (cprop_jump): Don't set run_jump_opt_after_gcse.
22852 (constprop_register): Always allow to alter jumps.
22853 (cprop_insn): Likewise.
22854 (do_local_cprop): Likewise.
22855 (local_cprop_pass): Likewise. Return non-zero if something changed.
22856 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22857 (find_implicit_sets): Add note about missed optimization opportunity.
22858 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22859 pass_rtl_cprop execute function.
22860 Don't bother tracking the pass number, each pass gets its own dumpfile
22862 Always allow to alter jumpsand bypass jumps.
22863 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22864 will just find no suitable set.
22865 (pre_edge_insert): Fix dumping, this function is for PRE only.
22866 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22867 pass_rtl_pre execute function.
22868 (hoist_code): Return non-zero if something changed. Keep track of
22869 substitutions and insertions for statistics gathering similar to PRE.
22870 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22871 called from the pass_rtl_hoist execute function. Show pass statistics.
22872 (compute_store_table): Use max_reg_num directly instead of using the
22873 formerly global max_gcse_regno.
22874 (build_store_vectors): Likewise.
22875 (replace_store_insn): Fix dumping.
22876 (store_motion): Rename to ...
22877 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22878 pass, called from the pass_rtl_store_motion execute function. Keep
22879 track of substitutions and insertions for statistics gathering similar
22881 (bypass_jumps): Remove, fold interesting bits into ...
22882 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22883 from the pass_rtl_cprop execute function.
22884 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22885 pass_jump_bypass): Remove.
22886 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22887 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22888 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22889 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22890 (gate_rtl_store_motion, execute_rtl_store_motion,
22891 pass_rtl_store_motion): New.
22892 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22893 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22894 * passes.c (init_optimization_passes): Remove pass_gcse and
22895 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22896 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22897 instead of pass_jump_bypass.
22899 2009-04-27 Richard Guenther <rguenther@suse.de>
22901 PR middle-end/39928
22902 * gimplify.c (gimplify_expr): If we are required to create
22903 a temporary make sure it ends up as register.
22905 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22908 * config/i386/i386.c (construct_container): Don't call
22909 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22910 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22912 2009-04-27 Michael Matz <matz@suse.de>
22914 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22915 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22916 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22917 (dump_replaceable_exprs): Take a bitmap.
22918 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22920 (expand_gimple_basic_block): Likewise.
22921 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22922 replaceable_expressions member a bitmap.
22923 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22924 (mark_replaceable): Likewise.
22925 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22926 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22928 2009-04-27 Richard Guenther <rguenther@suse.de>
22930 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22931 (verify_stmts): Dispatch to gimple/type verification code.
22932 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22933 issue with call argument types.
22935 2009-04-27 Michael Matz <matz@suse.de>
22937 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22938 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22941 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22942 Eric Botcazou <ebotcazou@adacore.com>
22944 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22945 a label's basic block.
22946 (mark_target_live_regs): Tidy and rework obsolete comments.
22947 Change back DF problem to LIVE. If a label starts a basic block,
22948 assume that all registers that used to be live then still are.
22949 (init_resource_info): If a label starts a basic block, set its
22950 BLOCK_FOR_INSN accordingly.
22951 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22953 2009-04-27 Richard Guenther <rguenther@suse.de>
22955 * tree-flow-inline.h (function_ann): Remove.
22956 (get_function_ann): Likewise.
22957 * tree-dfa.c (create_function_ann): Remove.
22958 * tree-flow.h (struct static_var_ann_d): Remove.
22959 (struct function_ann_d): Likewise.
22960 (union tree_ann_d): Remove fdecl member.
22961 (function_ann_t): Remove.
22962 (function_ann, get_function_ann, create_function_ann): Remove
22965 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22967 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22969 2009-04-27 Jan Hubicka <jh@suse.cz>
22971 * ipa-pure-const.c (struct funct_state_d): New fields
22972 state_previously_known, looping_previously_known; remove
22973 state_set_in_source.
22974 (analyze_function): Use new fields.
22975 (propagate): Avoid assumption that state_set_in_source imply
22978 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22979 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22980 * cfgloop.h (finite_loop_p): Declare.
22982 2009-04-26 Michael Matz <matz@suse.de>
22984 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22986 2009-04-26 Michael Matz <matz@suse.de>
22988 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22989 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22990 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22991 pass_mark_used_blocks): Remove.
22992 * tree-optimize.c (pass_free_datastructures,
22993 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22994 * passes.c (init_optimization_passes): Don't call
22995 pass_mark_used_blocks, remove dead code.
22997 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22999 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
23000 * tree-ssa-live.h (register_ssa_partition): Likewise.
23002 2009-04-26 Michael Matz <matz@suse.de>
23005 * builtins.c (fold_builtin_next_arg): Handle SSA names.
23006 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
23007 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
23009 (compare_pairs): Swap cost comparison.
23010 (coalesce_ssa_name): Don't use change_partition_var.
23011 * tree-nrv.c (struct nrv_data): Add modified member.
23012 (finalize_nrv_r): Set it.
23013 (tree_nrv): Use it to update statements.
23014 (pass_nrv): Require PROP_ssa.
23015 * tree-mudflap.c (mf_decl_cache_locals,
23016 mf_build_check_statement_for): Use make_rename_temp.
23017 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
23018 * alias.c (find_base_decl): Handle SSA names.
23019 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
23020 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
23021 * rtl.h (set_reg_attrs_for_parm): Declare.
23022 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
23023 to "optimized", remove unused locals at finish.
23024 (execute_free_datastructures): Make global, call
23025 delete_tree_cfg_annotations.
23026 (execute_free_cfg_annotations): Don't call
23027 delete_tree_cfg_annotations.
23029 * ssaexpand.h: New file.
23030 * expr.c (toplevel): Include ssaexpand.h.
23031 (expand_assignment): Handle SSA names the same as register variables.
23032 (expand_expr_real_1): Expand SSA names.
23033 * cfgexpand.c (toplevel): Include ssaexpand.h.
23034 (SA): New global variable.
23035 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
23036 (SSAVAR): New macro.
23037 (set_rtl): New helper function.
23038 (add_stack_var): Deal with SSA names, use set_rtl.
23039 (expand_one_stack_var_at): Likewise.
23040 (expand_one_stack_var): Deal with SSA names.
23041 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
23042 before unique numbers.
23043 (expand_stack_vars): Use set_rtl.
23044 (expand_one_var): Accept SSA names, add asserts for them, feed them
23045 to above subroutines.
23046 (expand_used_vars): Expand all partitions (without default defs),
23047 then only the local decls (ignoring those expanded already).
23048 (expand_gimple_cond): Remove edges when jumpif() expands an
23049 unconditional jump.
23050 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
23051 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23053 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23054 members of SA; deal with PARM_DECL partitions here; expand
23055 all PHI nodes, free tree datastructures and SA. Commit instructions
23056 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23057 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
23058 info and statements at start, collect garbage at finish.
23059 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
23060 (VAR_ANN_PARTITION) Remove.
23061 (change_partition_var): Don't declare.
23062 (partition_to_var): Always return SSA names.
23063 (var_to_partition): Only accept SSA names.
23064 (register_ssa_partition): Only check argument.
23065 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
23067 (delete_var_map): Don't free it.
23068 (var_union): Only accept SSA names, simplify.
23069 (partition_view_init): Mark only useful SSA names as used.
23070 (partition_view_fini): Only deal with SSA names.
23071 (change_partition_var): Remove.
23072 (dump_var_map): Use ssa_name instead of partition_to_var member.
23073 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
23075 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
23076 (struct _elim_graph): New member const_dests; nodes member vector of
23078 (set_location_for_edge): New static helper.
23079 (create_temp): Remove.
23080 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
23081 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
23082 (new_elim_graph): Allocate const_dests member.
23083 (clean_elim_graph): Truncate const_dests member.
23084 (delete_elim_graph): Free const_dests member.
23085 (elim_graph_size): Adapt to new type of nodes member.
23086 (elim_graph_add_node): Likewise.
23087 (eliminate_name): Likewise.
23088 (eliminate_build): Don't take basic block argument, deal only with
23089 partition numbers, not variables.
23090 (get_temp_reg): New static helper.
23091 (elim_create): Use it, deal with RTL temporaries instead of trees.
23092 (eliminate_phi): Adjust all calls to new signature.
23093 (assign_vars, replace_use_variable, replace_def_variable): Remove.
23094 (rewrite_trees): Only do checking.
23095 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
23096 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
23097 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
23098 contains_tree_r, MAX_STMTS_IN_LATCH,
23099 process_single_block_loop_latch, analyze_edges_for_bb,
23100 perform_edge_inserts): Remove.
23101 (expand_phi_nodes): New global function.
23102 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
23103 functions, initialize new parameter, remember partitions having a
23105 (finish_out_of_ssa): New global function.
23106 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
23107 don't reset in_ssa_p here, don't disable TER when mudflap.
23108 (pass_del_ssa): Remove.
23109 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
23111 (execute_free_datastructures): Declare.
23112 * Makefile.in (SSAEXPAND_H): New variable.
23113 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23114 * basic-block.h (commit_one_edge_insertion): Declare.
23115 * passes.c (init_optimization_passes): Move pass_nrv and
23116 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23117 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23118 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23119 (redirect_branch_edge): Deal with super block when expanding, split
23120 out jump patching itself into ...
23121 (patch_jump_insn): ... here, new static helper.
23123 2009-04-26 Michael Matz <matz@suse.de>
23125 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23126 beyond num_ssa_names.
23127 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23128 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23130 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23132 PR inline-asm/39543
23133 * fwprop.c (forward_propagate_asm): New function.
23134 (forward_propagate_and_simplify): Propagate also into __asm, if it
23135 doesn't increase the number of referenced registers.
23138 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23140 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23142 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23143 note_nonlocal_vla_type for nonlocal VLAs.
23144 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23145 contains_remapped_vars, remap_vla_decls): New functions.
23146 (convert_nonlocal_reference_stmt): If not optimizing, call
23147 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23148 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23149 if it wasn't found in var_map.
23150 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23151 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23152 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23154 * gimplify.c (nonlocal_vlas): New variable.
23155 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23157 (gimplify_body): Create and destroy nonlocal_vlas.
23159 * dwarf2out.c (loc_descr_plus_const): New function.
23160 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23161 mem_loc_descriptor, loc_descriptor_from_tree_1,
23162 descr_info_loc, gen_variable_die): Use it.
23164 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23165 !TREE_STATIC VAR_DECLs.
23166 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23167 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23168 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23169 DECL_BY_REFERENCE is valid.
23170 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23171 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23172 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23173 Copy DECL_BY_REFERENCE.
23174 (struct nesting_copy_body_data): New type.
23175 (nesting_copy_decl): New function.
23176 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23177 if they have variable length.
23179 2009-04-26 Michael Matz <matz@suse.de>
23181 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23182 mark new temporaries for renaming.
23184 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23187 * c-decl.c (global_bindings_p): Return negative value.
23188 (c_variable_size): New. Based on variable_size from
23190 (grokdeclarator): Call c_variable_size not variable_size.
23192 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23194 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23196 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23198 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23199 Redefine it to just use mingw/include.
23200 (ASM_SPEC): Rules for -m32 and -m64.
23201 (LINK_SPEC): Use Likewise.
23202 (SPEC_32): New define.
23203 (SPEC_64): Likewise.
23204 (SUB_LINK_SPEC): Likewise.
23205 (MULTILIB_DEFAULTS): New define.
23206 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
23207 Add multilib options.
23208 (MULTILIB_DIRNAMES): Likewise.
23209 (MULTILIB_OSDIRNAMES): Likewise.
23210 (LIBGCC): Likewise.
23211 (INSTALL_LIBGCC): Likewise.
23213 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23216 * c-tree.h (enum c_inline_static_type): New.
23217 (record_inline_static): Declare.
23218 * c-decl.c (struct c_inline_static, c_inline_statics,
23219 record_inline_static, check_inline_statics): New.
23220 (pop_file_scope): Call check_inline_statics.
23221 (start_decl): Call record_inline_static instead of pedwarning
23222 directly for static in inline function.
23223 * c-typeck.c (build_external_ref): Call record_inline_static
23224 instead of pedwarning directly for static referenced in inline
23227 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
23229 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
23230 not new but only being rescanned.
23231 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
23232 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
23233 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
23234 record_set_info, compute_set, grealloc): Remove.
23235 (recompute_all_luids): New function.
23236 (gcse_main): Don't compute sets, and don't do related memory
23237 allocations/free-ing. If something changed before the end of the
23238 pass, update LUIDs using recompute_all_luids.
23239 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23240 (free_gcse_mem): Don't free it either.
23241 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23242 Use the df insn LUIDs.
23243 (load_killed_in_block): Likewise.
23244 (compute_hash_table_work): Don't compute reg_set_in_block.
23245 (compute_transp): Use DF_REG_DEF_CHAINs.
23246 (local_cprop_pass): Don't use compute_sets and related functions.
23247 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23248 Use get_max_uid() instead of max_cuid.
23249 (insert_insn_end_basic_block, pre_insert_copy_insn,
23250 update_ld_motion_stores): Don't try to
23251 keep reg_set tables up to date.
23252 (pre_insert_copies): Use df insn LUIDs.
23253 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23254 (reg_set_info): Don't use extra bitmap argument.
23255 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23256 information to compute regs_set_in_block.
23257 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23258 (bypass_jumps): Don't use compute_sets and friends.
23260 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23263 * opts.c (undocumented_msg): Do not leave blank even with
23266 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23268 * c-decl.c (build_enumerator): Allow values folding to integer
23269 constants but not integer constant expressions with a pedwarn if
23272 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23275 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23276 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23277 type is an integer constant.
23279 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23282 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23285 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23288 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23289 with variably modified return type and no storage class
23290 specifiers, except for the case of nested functions. Distinguish
23291 extern declarations of functions with variably modified return
23292 types from those of objects with variably modified types.
23294 2009-04-25 Jan Hubicka <jh@suse.cz>
23296 * tree.c (list_equal_p): New function.
23297 * tree.h (list_equal_p): Declare.
23298 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23299 basic_block_def, basic_block, const_basic_block): New.
23300 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23301 (redirect_eh_edge): New function.
23302 (make_eh_edge_update_phi): EH edges are not abnormal.
23303 * except.c: Include tree-flow.h.
23304 (list_match): New function.
23305 (eh_region_replaceable_by_p): New function.
23306 (replace_region): New function.
23307 (hash_type_list): New function.
23308 (hash_eh_region): New function.
23309 (eh_regions_equal_p): New function.
23310 (merge_peers): New function.
23311 (remove_unreachable_regions): Verify EH tree when checking;
23313 (copy_eh_region_1): New function.
23314 (copy_eh_region): New function.
23315 (push_reachable_handler): New function.
23316 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23317 regions without label but with live RESX.
23318 * except.h (redirect_eh_edge_to_label): New.
23319 * tree-flow.h (redirect_eh_edge): New.
23320 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23321 basic_block_def, basic_block, const_basic_block): Remove.
23322 * Makefile.in (except.o): Add dependency on tree-flow.h
23323 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23324 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23327 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23330 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23331 on the destination of memcpy.
23333 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23335 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23336 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23337 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23339 2009-04-25 Jan Hubicka <jh@suse.cz>
23341 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23342 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23343 to be reached by different label than left.
23344 (update_eh_edges): Update comment; remove edge_to_remove if possible
23345 and return true if suceeded.
23346 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23347 (cleanup_eh): Compute sharing map.
23348 * except.c (remove_eh_handler_and_replace): Add argument if we should
23350 (remove_unreachable_regions): Update for label sharing.
23351 (label_to_region_map): Likewise.
23352 (get_next_region_sharing_label): New function.
23353 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23355 (remove_eh_handler): Update.
23356 (remove_eh_region_and_replace_by_outer_of): New function.
23357 * except.h (struct eh_region): Add next_region_sharing_label.
23358 (remove_eh_region_and_replace_by_outer_of,
23359 get_next_region_sharing_label): Declare.
23360 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23362 2009-04-25 Jan Hubicka <jh@suse.cz>
23364 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23365 insert code even if they are not critical.
23367 2009-04-25 Jan Hubicka <jh@suse.cz>
23369 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23370 (gimple_can_remove_branch_p): EH edges won't remove branch by
23372 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23373 updating of non-abnormal EH edges.
23374 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23375 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23376 (split_critical_edges): Split also edges where emitting code on them
23377 will lead to splitting later.
23379 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23380 H.J. Lu <hongjiu.lu@intel.com>
23383 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23384 the configured assembler supports fildq and fistpq mnemonics.
23385 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23386 * configure: Regenerated.
23387 * config.in: Ditto.
23389 * config/i386/i386.c (print_operand): Handle 'Z'.
23390 ['z']: Remove handling of special fild/fist suffixes.
23391 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23392 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23393 suffix of fild insn.
23394 (*floatsi<mode>2_vector_mixed): Ditto.
23395 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23396 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23397 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23398 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23399 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23401 2009-04-25 Ben Elliston <bje@au.ibm.com>
23403 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23404 the source of a set operation.
23406 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23408 * target.h (struct gcc_target): Add case_values_threshold field.
23409 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23410 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23411 * targhooks.c (default_case_values_threshold): New function.
23412 * targhooks.h (default_case_values_threshold): Declare function.
23413 * stmt.c (expand_case): Use case_values_threshold target hook.
23414 * expr.h (case_values_threshold): Remove declartation.
23415 * expr.c (case_values_threshold): Remove function.
23416 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23418 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23419 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23420 (avr_case_values_threshold): Declare as static.
23421 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23423 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23424 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23425 (mn10300_case_values_threshold): New function.
23427 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23429 * ira.c (setup_cover_and_important_classes): Add enum cast.
23431 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23433 * genpreds.c (write_enum_constraint_num): Output definition of
23434 CONSTRAINT_NUM_DEFINED_P macro.
23435 * ira.c (setup_cover_and_important_classes): Use
23436 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23438 2009-04-24 DJ Delorie <dj@redhat.com>
23440 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23441 __SH2A_SINGLE_ONLY__ also.
23443 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23445 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23446 (movdf_internal): Ditto.
23447 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23448 SFmode and DFmode constants.
23449 (ia64_print_operand): Add 'G' format for printing
23450 floating point constants.
23452 2009-04-24 Richard Guenther <rguenther@suse.de>
23454 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23455 from unsigned additions.
23457 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23459 * c-typeck.c (set_init_index): Allow array designators that are
23460 not integer constant expressions with a pedwarn if pedantic.
23462 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23464 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23465 zero if no overlap in nonzero bits between the operands.
23467 2009-04-24 Ian Lance Taylor <iant@google.com>
23469 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23470 (record_dead_and_set_regs): Likewise.
23471 * df.h (struct df_mw_hardreg): Change flags field to int.
23472 (struct df_base_ref): Likewise.
23473 (struct df): Change changeable_flags field to int.
23474 * df-scan.c (df_defs_record): Change clobber_flags to int.
23475 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23476 constants rather than #define macros.
23477 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23478 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23479 (enum dwarf_calling_convention): Likewise.
23480 (enum dwarf_line_number_x_ops): Likewise.
23481 (enum dwarf_call_frame_info): Likewise.
23482 (enum dwarf_source_language): Likewise.
23483 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23484 (add_calling_convention_attribute): Likewise.
23485 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23486 (combine_comparisons): Change compcode to int. Add cast to enum type.
23487 * genrecog.c (maybe_both_true_2): Change c to int.
23488 (write_switch): Likewise. Add cast to enum type.
23489 * gimplify.c (gimplify_omp_for): Handle return values from
23490 gimplify_expr using MIN rather than bitwise or.
23491 (gimplify_expr): Add cast to enum type.
23492 * ipa-prop.c (update_jump_functions_after_inlining): Change
23493 IPA_BOTTOM to IPA_JF_UNKNOWN.
23494 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23495 Add casts to enum type.
23496 (setup_cover_and_important_classes): Change cl to int. Add casts
23498 (setup_class_translate): Change cl and mode to int.
23499 (ira_init_once): Change mode to int.
23500 (free_register_move_costs): Likewise.
23501 (setup_prohibited_mode_move_regs): Add casts to enum type.
23502 * langhooks.c (add_builtin_function_common): Rework assertion that
23503 value fits bitfield.
23504 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23505 * omega.c (omega_do_elimination): Avoid math on enum types.
23506 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23507 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23508 int local to handle integral_argment value.
23509 * regmove.c (try_auto_increment): Change PUT_MODE to
23511 * reload.c (push_secondary_reload): Add casts to enum type.
23512 (secondary_reload_class, find_valid_class): Likewise.
23513 * reload1.c (emit_input_reload_insns): Likewise.
23514 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23515 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23516 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23518 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23519 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23521 (expand_complex_libcall): Add casts to enum type.
23522 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23523 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23524 with ERROR_MARK, not NUM_TREE_CODES.
23525 (vect_create_epilog_for_reduction): Likewise.
23526 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23527 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23528 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23530 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23531 vect_unused_in_loop. Change 0 to loop_vect.
23532 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23533 * var-tracking.c (get_init_value): Change return type to enum
23535 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23536 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23538 (arm_override_options): Add casts to enum type.
23539 (arm_emit_tls_decoration): Likewise.
23540 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23542 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23543 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23544 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23546 * config/s390/s390.c (code_for_builtin_64): Change to array of
23548 (code_for_builtin_31): Likewise.
23549 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23551 * config/sparc/sparc.c (sparc_override_options): Change value
23552 field in struct code_model to enum cmodel. In initializer change
23553 0 to NULL and add cast to enum type.
23555 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23556 Change all callers. Issue a -Wc++-compat warning using
23557 lhs_origtype if necessary.
23558 (convert_for_assignment): Issue -Wc++-compat warnings about
23559 invalid conversions to enum type on assignment.
23560 * c-common.h (build_modify_expr): Update declaration.
23562 2009-04-24 Nick Clifton <nickc@redhat.com>
23564 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23565 (function_arg_advance): Likewise.
23566 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23569 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23571 * config/s390/constraints.md ('I', 'J'): Fix condition.
23573 2009-04-24 Diego Novillo <dnovillo@google.com>
23575 * gengtype-parse.c (parse_error): Add newline after message.
23577 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23579 * config/i386/sse.md (avxmodesuffixs): Removed.
23580 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23581 (*avx_pinsr<ssevecsize>): This.
23583 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23585 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23586 follow chains of regs with a single definition, and allow expressions
23587 that are function_invariant_p.
23588 (simple_rhs_p): Allow expressions that are function_invariant_p.
23590 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23592 PR middle-end/39867
23593 * fold-const.c (fold_cond_expr_with_comparison): When folding
23594 > and >= to MAX, make sure the MAX uses the same type as the
23595 comparison's operands.
23597 2009-04-24 Nick Clifton <nickc@redhat.com>
23599 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23600 addressing for DImode accesses.
23601 (frv_print_operand_address): Handle PLUS case.
23602 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23604 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23606 PR rtl-optimization/39794
23607 * alias.c (canon_true_dependence): Add x_addr argument.
23608 * rtl.h (canon_true_dependence): Adjust prototype.
23609 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23610 * cselib.c (cselib_invalidate_mem): Likewise.
23611 * gcse.c (compute_transp): Likewise.
23612 * dse.c (scan_reads_nospill): Likewise.
23613 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23614 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23615 canon_base_addr of the group, plus optional offset.
23616 (struct group_info): Rename canon_base_mem to
23618 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23619 canon_rtx of base_mem.
23621 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23623 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23624 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23626 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23628 * config/spu/spu-builtins.h: Delete file.
23630 * config/spu/spu.h (enum spu_builtin_type): Move here from
23632 (struct spu_builtin_description): Likewise. Add GTY marker.
23633 Do not use enum spu_function_code or enum insn_code.
23634 (spu_builtins): Add extern declaration.
23636 * config/spu/spu.c: Do not include "spu-builtins.h".
23637 (enum spu_function_code, enum spu_builtin_type_index,
23638 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23639 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23640 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23641 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23642 (spu_builtin_types): Make static. Add GTY marker.
23643 (spu_builtins): Add extern declaration with GTY marker.
23644 Include "gt-spu.h".
23646 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23647 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23648 Check programmatically whether all parameters are scalar.
23650 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23652 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23654 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23655 assignment from the constructor either if the target is volatile.
23657 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23659 * config/arm/arm.md (insv): Do not share operands[0].
23661 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23663 * config/vxlib-tls.c (active_tls_threads): Delete.
23664 (delete_hook_installed): New.
23665 (tls_delete_hook): Don't delete the delete hook.
23666 (tls_destructor): Delete it here.
23667 (__gthread_set_specific): Adjust installing the delete hook.
23668 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23669 __gthread_leave_tsd_dtor_context.
23671 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23673 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23675 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23677 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23679 (alpha_rtx_costs): Ditto.
23680 (emit_unlikely_jump): Use add_reg_note.
23681 (emit_frame_store_1): Ditto.
23682 (alpha_expand_prologue): Ditto.
23683 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23684 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23686 2009-04-23 Nick Clifton <nickc@redhat.com>
23688 * config/v850/v850.md (epilogue): Remove suppressed code.
23689 (return): Rename to return_simple and remove test of frame size.
23690 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23691 to gen_return_simple.
23693 2009-04-22 Jing Yu <jingyu@google.com>
23696 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23698 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23701 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23702 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23703 value is a VECTOR_CST, the element type is the element type of the
23706 2009-04-22 DJ Delorie <dj@redhat.com>
23708 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23710 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23712 * alias.c (find_base_term): Move around LO_SUM case, so that
23713 CONST falls through into PLUS/MINUS handling.
23716 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23717 into 0, use omit_one_operand.
23719 2009-04-23 Ben Elliston <bje@au.ibm.com>
23721 * config/rs6000/linux-unwind.h (get_regs): Remove type
23722 puns. Change the type of `pc' to an array of unsigned ints and
23723 update all users. Constify frame24.
23725 2009-04-22 DJ Delorie <dj@redhat.com>
23727 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23728 declarations before code.
23729 (current_function_special_page_vector): Likewise.
23730 (m32c_expand_insv): Silence a warning.
23732 2009-04-21 Taras Glek <tglek@mozilla.com>
23734 * alias.c: Update GTY annotations to new syntax.
23735 * basic-block.h: Likewise.
23736 * bitmap.h: Likewise.
23737 * c-common.h: Likewise.
23738 * c-decl.c: Likewise.
23739 * c-parser.c: Likewise.
23740 * c-pragma.c: Likewise.
23741 * c-tree.h: Likewise.
23742 * cfgloop.h: Likewise.
23743 * cgraph.h: Likewise.
23744 * config/alpha/alpha.c: Likewise.
23745 * config/arm/arm.h: Likewise.
23746 * config/avr/avr.h: Likewise.
23747 * config/bfin/bfin.c: Likewise.
23748 * config/cris/cris.c: Likewise.
23749 * config/darwin.c: Likewise.
23750 * config/frv/frv.c: Likewise.
23751 * config/i386/i386.c: Likewise.
23752 * config/i386/i386.h: Likewise.
23753 * config/i386/winnt.c: Likewise.
23754 * config/ia64/ia64.h: Likewise.
23755 * config/iq2000/iq2000.c: Likewise.
23756 * config/mips/mips.c: Likewise.
23757 * config/mmix/mmix.h: Likewise.
23758 * config/pa/pa.c: Likewise.
23759 * config/pa/pa.h: Likewise.
23760 * config/rs6000/rs6000.c: Likewise.
23761 * config/s390/s390.c: Likewise.
23762 * config/sparc/sparc.c: Likewise.
23763 * config/xtensa/xtensa.c: Likewise.
23764 * cselib.h: Likewise.
23765 * dbxout.c: Likewise.
23766 * dwarf2out.c: Likewise.
23767 * except.c: Likewise.
23768 * except.h: Likewise.
23769 * fixed-value.h: Likewise.
23770 * function.c: Likewise.
23771 * function.h: Likewise.
23772 * gimple.h: Likewise.
23773 * integrate.c: Likewise.
23774 * optabs.c: Likewise.
23775 * output.h: Likewise.
23776 * real.h: Likewise.
23778 * stringpool.c: Likewise.
23779 * tree-data-ref.c: Likewise.
23780 * tree-flow.h: Likewise.
23781 * tree-scalar-evolution.c: Likewise.
23782 * tree-ssa-address.c: Likewise.
23783 * tree-ssa-alias.h: Likewise.
23784 * tree-ssa-operands.h: Likewise.
23785 * tree.c: Likewise.
23786 * tree.h: Likewise.
23787 * varasm.c: Likewise.
23788 * varray.h: Likewise.
23790 * coretypes.h: Do not define GTY macro if it is already defined.
23791 * doc/gty.texi: Update GTY documentation to new syntax.
23792 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23793 annotations on structs.
23794 * gengtype-parse.c: Likewise.
23796 2009-04-22 Mark Heffernan <meheff@google.com>
23798 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23800 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23802 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23805 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23807 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23808 the same as a PLUS without a shift. Increase the cost of a
23811 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23813 * Makefile.in: Update dependencies.
23814 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23815 * errors.h: Remove bogus comment about compatibility.
23816 (warning): Update declaration.
23817 * genautomata.c: Update all calls to warning.
23818 * gimple.c: Do not include errors.h. Include toplev.h.
23819 * tree-ssa-structalias.c: Do not include errors.h.
23820 * omega.c: Likewise.
23821 * tree-ssa-reassoc.c: Likewise.
23822 * config/spu/spu-c.c: Likewise.
23823 * config/spu/t-spu-elf: Update dependencies.
23825 2009-04-22 Richard Guenther <rguenther@suse.de>
23827 PR tree-optimization/39824
23828 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23829 make sure the types are compatible.
23831 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23834 * c-common.c (c_parse_error): Take a token_flags parameter.
23835 Use token_type for the token type instead.
23836 Pass token_flags to cpp_type2name.
23837 * c-common.h (c_parse_error): Update declaration.
23838 * c-parser.c (c_parser_error): Pass 0 as token flags.
23840 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23842 PR rtl-optimization/39580
23843 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23845 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23847 * function.c (expand_function_end): Do not emit a jump to the "naked"
23848 return label for fall-through returns.
23849 * except.c (sjlj_emit_function_exit): Always place the call to the
23850 unregister function at the location installed by expand_function_end.
23852 2009-04-22 Richard Guenther <rguenther@suse.de>
23854 PR tree-optimization/39845
23855 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23856 (gen_inbound_check): Likewise.
23858 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23860 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23862 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23863 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23865 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23867 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23868 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23869 shift counts to avoid out-of-bounds array accesses.
23871 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23873 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23874 (Pmode): Move above.
23876 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23878 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23879 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23880 GET_CODE macro. Use IN_RANGE macro where appropriate.
23881 * config/alpha/alpha.h: Ditto.
23882 * config/alpha/alpha.md: Ditto.
23883 * config/alpha/constraints.md: Ditto.
23884 * config/alpha/predicates.md: Ditto.
23886 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23888 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23889 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23890 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23891 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23892 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23893 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23894 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23895 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23896 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23897 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23898 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23899 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23900 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23901 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23902 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23903 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23904 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23905 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23906 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23907 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23908 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23909 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23910 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23911 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23912 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23913 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23914 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23916 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23918 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23919 references from comments.
23920 * cfgbuild.c (count_basic_blocks): Delete.
23921 (find_basic_blocks_1): Delete.
23922 (find_basic_blocks): Delete.
23923 * except.c (finish_eh_generation): Make static. Move comment from
23924 except.h here. Remove find_basic_blocks references from comments.
23925 * except.h (finish_eh_generation): Delete.
23926 * basic-block.h (find_basic_blocks): Delete.
23927 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23929 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23931 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23932 (sdbout_parms): Likewise.
23934 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23936 * config/sh/sh.c (prepare_cbranch_operands): Use
23937 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23938 (expand_cbranchdi4): Likewise.
23939 (from_compare): Add cast to enum type.
23940 (expand_cbranchsi4): Use add_reg_note.
23941 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23942 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23943 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23944 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23945 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23946 instead of CODE_FOR_nothing.
23947 (cbranchdi4): Likewise. Fix the order of arguments for
23949 (push_fpscr): Use add_reg_note.
23950 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23951 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23953 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23955 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23956 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23957 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23958 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23959 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23960 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23961 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23962 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23963 config/alpha/x-vms, config/arc/t-arc,
23964 config/arm/README-interworking, config/arm/arm-c.c,
23965 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23966 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23967 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23968 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23969 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23970 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23971 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23972 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23973 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23974 config/cris/t-elfmulti, config/crx/t-crx,
23975 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23976 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23977 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23978 config/h8300/t-h8300, config/i386/athlon.md,
23979 config/i386/darwin-libgcc.10.4.ver,
23980 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23981 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23982 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23983 config/i386/t-linux64, config/i386/t-nwld,
23984 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23985 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23986 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23987 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23988 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23989 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23990 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23991 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23992 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23993 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23994 config/m68k/t-uclinux, config/mcore/t-mcore,
23995 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23996 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23997 config/mips/crtn.asm, config/mips/irix-crti.asm,
23998 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23999 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
24000 config/mips/mips-fixed.md, config/mips/sb1.md,
24001 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
24002 config/mips/t-iris6, config/mips/t-isa3264,
24003 config/mips/t-libgcc-mips16, config/mips/t-linux64,
24004 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
24005 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
24006 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
24007 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
24008 config/mn10300/t-linux, config/mn10300/t-mn10300,
24009 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
24010 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
24011 config/picochip/libgccExtras/clzsi2.asm,
24012 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
24013 config/rs6000/darwin-libgcc.10.4.ver,
24014 config/rs6000/darwin-libgcc.10.5.ver,
24015 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
24016 config/rs6000/t-aix43, config/rs6000/t-aix52,
24017 config/rs6000/t-darwin, config/rs6000/t-fprules,
24018 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
24019 config/rs6000/t-lynx, config/rs6000/t-netbsd,
24020 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
24021 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
24022 config/rs6000/t-rtems, config/rs6000/t-spe,
24023 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
24024 config/score/t-score-elf, config/sh/divcost-analysis,
24025 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
24026 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
24027 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
24028 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
24029 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
24030 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
24031 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
24032 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
24033 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
24034 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
24035 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
24036 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
24037 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
24038 limitx.h, version.c, xcoff.h: Add copyright and license notices.
24039 * config/h8300/genmova.sh: Include copyright and license notices
24040 in generated output.
24041 * config/h8300/mova.md: Regenerate.
24042 * doc/install.texi2html: Include word "Copyright" in copyright
24043 notice and use name "Free Software Foundation, Inc.".
24044 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
24045 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
24046 ChangeLog-2007, ChangeLog-2008: Correct dates.
24048 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
24050 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
24051 NE_EXPR operations as well.
24052 * c-parser.c (c_parser_condition): Do not set location information on
24054 (c_parser_conditional_expression): Likewise.
24055 (c_parser_binary_expression): Set location information on operators.
24056 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24057 TRUTH_NOT_EXPR has been folded.
24058 * fold-const.c (fold_truth_not_expr): Copy location information from
24059 the incoming expression to the outgoing one.
24060 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
24061 recursive calls on the LHS of the operator but pass that of the
24062 operator to recursive calls on the RHS of the operator. Set it
24064 (shortcut_cond_expr): Set the locus of the operator on the second
24065 COND_EXPR and that of the expression on the first in degenerate cases.
24066 Pass the locus of the expression to calls to shortcut_cond_r.
24067 Set the locus of the 'then' block on the associated jump, if any.
24068 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
24069 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
24070 expression to call to gimplify_boolean_expr.
24072 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
24074 * config.gcc: Add additional configuration for
24075 i686-w64-mingw* and x86_64-w64-mingw* triplet.
24076 * config/i386/mingw-w64.h: New mingw-w64 specific header.
24077 (CPP_SPEC): Redefine for allowing -municode option.
24078 (STARTFILE_SPEC): Likewise.
24079 * config/i386/t-mingw-w64: New.
24080 * config/i386/mingw-w64.opt: New.
24081 (municode): Add new target option.
24082 * doc/invoke.texi (municode): Add documentation for new option.
24084 2009-04-21 Ian Lance Taylor <iant@google.com>
24086 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24087 Correct test for number of arguments.
24088 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
24090 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
24092 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
24093 argument of emit_library_call.
24095 2009-04-21 Richard Guenther <rguenther@suse.de>
24097 PR middle-end/39829
24098 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
24099 inside VIEW_CONVERT_EXPRs.
24101 2009-04-21 Martin Jambor <mjambor@suse.cz>
24103 * tree-switch-conversion.c (build_constructors): Split a long line.
24104 (constructor_contains_same_values_p): New function.
24105 (build_one_array): Create assigns of constants if possible, do not
24106 call mark_sym_for_renaming, call update_stmt.
24107 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
24108 make_rename_temp. Do not call mark_symbols_for_renaming, call
24110 (gen_def_assigns): Do not call mark_symbols_for_renaming or
24111 find_new_referenced_vars, call update_stmt.
24112 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24113 instead of calling make_rename_temp. Do not call
24114 find_new_referenced_vars or mark_symbols_for_renaming, call
24117 2009-04-21 Richard Guenther <rguenther@suse.de>
24119 PR tree-optimization/39827
24120 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24121 (tree_ssa_phiprop): Pass the correct array size.
24123 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24125 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24127 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24130 * c-typeck.c (lvalue_p): Move declaration ...
24131 * c-common.h (lvalue_p): ... to here.
24132 * c-common.c (candidate_equal_p): New.
24133 (add_tlist): Use it.
24134 (merge_tlist): Use it.
24135 (warn_for_collisions_1): Likewise.
24136 (warning_candidate_p): Accept more candidates.
24137 (verify_tree): A warning candidate can be an expression. Use
24140 2009-04-21 Ben Elliston <bje@au.ibm.com>
24143 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24144 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24145 options. Remove -mcall-solaris documentation.
24147 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24150 * doc/invoke.texi (-Wlong-long): Update description.
24151 * c-lex (interpret_integer): Only warn if there was no previous
24152 overflow and -Wlong-long is enabled.
24153 * c-decl.c (declspecs_add_type): Drop redundant flags.
24154 * c.opt (Wlong-long): Init to -1.
24155 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24156 and front-end warn_long_long. Wlong-long only depends on other
24157 flags if it is uninitialized.
24158 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24159 the same for CPP and FE.
24160 (restore_extension_diagnostics): Likewise.
24162 2009-04-20 Ian Lance Taylor <iant@google.com>
24164 Fix enum conversions which are invalid in C++:
24165 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24166 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24167 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24168 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24169 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24170 (dbxout_parms): Likewise.
24171 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24172 (df_clear_flags): Likewise.
24173 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24174 top_flag parameter to int.
24175 (df_chain_create_bb_process_use): Likewise.
24176 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24178 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24179 (df_ref_create_structure, df_def_record_1): Likewise.
24180 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24181 (df_notes_rescan): Change 0 to VOIDmode in function call.
24182 (df_get_call_refs, df_insn_refs_collect): Likewise.
24183 (df_bb_regs_collect): Likewise.
24184 (df_entry_block_defs_collect): Likewise.
24185 (df_exit_block_uses_collect): Likewise.
24186 * df.h: Update declarations.
24187 * double-int.c (double_int_divmod): Add cast to enum type.
24188 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24189 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24190 (based_loc_descr): Likewise.
24191 (loc_descriptor_from_tree_1): Change first_op and second_op to
24192 enum dwarf_location_atom. Add cast to enum type.
24193 * expmed.c (init_expmed): Change 0 to SET in function call.
24194 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24195 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24196 (do_store_flag): Likewise.
24197 * fixed-value.h (struct fixed_value): Change mode to enum
24199 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24200 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24202 (insert_insn_decl, insert_decl, insert_state): Likewise.
24203 (automata_list_finish): Likewise.
24204 * genrecog.c (process_define_predicate): Add cast to enum type.
24205 * gensupport.c (init_predicate_table): Add cast to enum type.
24206 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
24208 (gimple_build_call_1, gimple_build_label): Likewise.
24209 (gimple_build_goto, gimple_build_asm_1): Likewise.
24210 (gimple_build_switch_1, gimple_build_cdt): Likewise.
24211 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
24212 (enum fallback): Rename from enum fallback_t.
24213 (fallback_t): Typedef as int.
24214 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
24215 GSI_SAME_STMT in function call.
24216 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
24218 (setup_reg_class_relations): Likewise.
24219 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
24220 (setup_prohibited_class_mode_regs): Add cast to enum type.
24221 (setup_prohibited_mode_move_regs): Likewise.
24222 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
24223 (record_address_regs): Change i to enum reg_class.
24224 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
24225 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
24226 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
24227 (GET_MODE_2XWIDER_MODE): Likewise.
24228 (GET_CLASS_NARROWEST_MODE): Likewise.
24229 * omp-low.c (expand_omp_for): Add cast to enum type.
24230 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
24231 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
24232 * postreload.c (reload_cse_simplify_operands): Change rclass local
24234 * predict.c (combine_predictions_for_insn): Change best_predictor
24235 and predictor to enum br_predictor.
24236 (combine_predictions_for_bb): Likewise.
24237 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24238 use SET_PREDICT_EXPR_OUTCOME.
24239 * real.c (real_arithmetic): Change icode to code in function call.
24240 * reginfo.c (init_move_cost): Add casts to enum type.
24241 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24242 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24244 * reload.c (find_valid_class): Add casts to enum type.
24245 (push_reload): Change 0 to NO_REGS in function call.
24246 (find_reloads): Change this_alternative to array of enum
24247 reg_class. Remove some now-unnecessary casts.
24248 (make_memloc): Change 0 to VOIDmode in function call.
24249 * reload1.c (reload): Change 0 to VOIDmode in function call.
24250 (eliminate_regs_1, elimination_effects): Likewise.
24251 (eliminate_regs_in_insn): Likewise.
24252 (emit_input_reload_insns): Add cast to enum type.
24253 (delete_output_reload): Change 0 to VOIDmode in function call.
24254 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24255 to enum type in function call.
24256 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24257 (SET_PREDICT_EXPR_OUTCOME): Define.
24258 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24259 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24260 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24261 (dump_function): Likewise.
24262 * tree-dump.h: Update declarations.
24263 * tree-pass.h: Update declarations.
24264 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24265 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24267 (arm_rtx_costs_1): Correct parenthesization.
24268 (arm_rtx_costs): Add casts to enum type.
24269 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24270 (vfp_emit_fstmd): Use add_rg_note.
24271 (emit_multi_reg_push, emit_sfm): Likewise.
24272 (thumb_set_frame_pointer): Likewise.
24273 (arm_expand_prologue): Likewise.
24274 (arm_regno_class): Change return type to enum reg_class.
24275 (thumb1_expand_prologue): Use add_reg_note.
24276 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24277 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24279 * config/arm/gentune.sh: Add cast to enum type.
24280 * config/arm/arm-tune.md: Rebuild.
24281 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24282 (ix86_split_fp_branch, predict_jump): Likewise.
24283 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24284 insn_code to enum rtx_code.
24285 (ix86_builtin_vectorized_function): Add cast to enum type.
24286 * config/i386/i386.md (truncdfsf2): Change slot to enum
24288 (truncxf<mode>2, isinf<mode>2): Likewise.
24289 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24291 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24292 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24293 (insert_bundle_state): Change 1 to INSERT in function call.
24294 (ia64_add_bundle_selector_before): Likewise.
24295 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24296 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24297 (restore_stack_nonlocal): Likewise.
24298 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24300 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24302 (mips_rtx_costs): Likewise.
24303 (mips_override_options): Add casts to enum type.
24304 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24306 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24307 (store_reg, set_reg_plus_d): Likewise.
24308 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24309 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24311 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24313 (emit_unlikely_jump): Use add_reg_note.
24314 (rs6000_emit_allocate_stack): Likewise.
24315 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24316 (output_toc): Change 1 to INSERT in function call.
24317 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24318 (rs6000_initialize_trampoline): Likewise.
24319 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24321 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24322 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24323 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24324 (save_gprs): Use add_reg_note.
24325 (s390_emit_prologue): Likewise.
24326 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24327 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24328 (sparc_fold_builtin): Add cast to enum type.
24329 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24331 (spu_expand_prologue): Use add_reg_note.
24332 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24334 2009-04-20 Ian Lance Taylor <iant@google.com>
24336 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24337 (c_parser_postfix_expression_after_primary): Get VEC for list of
24338 arguments. Get original types of arguments. Call
24339 build_function_call_vec.
24340 (cached_expr_list_1, cached_expr_list_2): New static variables.
24341 (c_parser_expr_list): Change return type to VEC *. Add
24342 p_orig_types parameter. Change all callers.
24343 (c_parser_release_expr): New static function.
24344 (c_parser_vec_to_tree_list): New static function.
24345 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24346 call build_function_call_vec.
24347 (build_function_call_vec): New function, based on old
24348 build_function_call.
24349 (convert_arguments): Remove nargs and argarray parameters. Change
24350 values to a VEC. Add origtypes parameter.
24351 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24352 (convert_for_assignment): Add origtype parameter. Change all
24353 callers. If warn_cxx_compat, check for conversion to an enum
24354 type when calling a function.
24355 (store_init_value): Add origtype parameter. Change all callers.
24356 (digest_init): Likewise.
24357 (struct init_node): Add origtype field.
24358 (add_pending_init): Add origtype parameter. Change all callers.
24359 (output_init_element): Likewise.
24360 (output_pending_init_elements): Pass origtype from init_node to
24361 output_init_element.
24362 (process_init_element): Pass origtype from c_expr to
24363 output_init_element.
24364 (c_finish_return): Add origtype parameter. Change all callers.
24365 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24367 (sync_resolve_params): Likewise.
24368 (sync_resolve_return): Change params to first_param. Change caller.
24369 (resolve_overloaded_builtins): Change params to VEC *. Change
24370 callers. Save first parameter around call to build_function_call_vec.
24371 * c-decl.c (finish_decl): Add origtype parameter. Change all
24372 callers. Call build_function_call_vec rather than
24373 build_function_call for cleanup.
24374 * c-tree.h: Update declarations.
24375 * c-common.h: Update declarations.
24376 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24377 params to first_param.
24378 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24379 params parameter from tree to void *.
24380 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24381 Change arglist parameter to have type void *, and to be a pointer
24383 * config/rs6000/rs6000-protos.h
24384 (altivec_resolve_overloaded_builtin): Update declaration.
24385 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24386 fnargs parameter to have type void *, and to be a pointer to a
24387 VEC. Call build_function_call_vec instead of
24388 build_function_call.
24389 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24391 2009-04-20 Joey Ye <joey.ye@intel.com>
24392 Xuepeng Guo <xuepeng.guo@intel.com>
24393 H.J. Lu <hongjiu.lu@intel.com>
24395 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24397 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24398 (IX86_LEA_PRIORITY): Likewise.
24399 (distance_non_agu_define): New function.
24400 (distance_agu_use): Likewise.
24401 (ix86_lea_for_add_ok): Likewise.
24402 (ix86_dep_by_shift_count): Likewise.
24404 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24405 should split for LEA.
24407 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24409 (ix86_dep_by_shift_count): Likewise.
24411 2009-04-20 Richard Guenther <rguenther@suse.de>
24413 * expr.c (handled_component_p): Move ...
24414 * tree.h (handled_component_p): ... here.
24415 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24416 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24417 and REALPART_EXPR to be in one group.
24419 2009-04-20 Richard Guenther <rguenther@suse.de>
24421 * basic-block.h (get_all_dominated_blocks): Declare.
24422 * dominance.c (get_all_dominated_blocks): New function.
24423 * tree-cfg.c (get_all_dominated_blocks): Remove.
24424 (remove_edge_and_dominated_blocks): Adjust.
24425 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24426 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24427 instead of recursing.
24429 2009-04-20 Doug Kwan <dougkwan@google.com>
24431 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24432 (struct cgraph_node_set_def): New type.
24433 (cgraph_node_set) New type. Also declare vector functions.
24434 (struct cgraph_node_set_element_def): New type.
24435 (cgraph_node_set_element): Ditto.
24436 (cgraph_node_set_iterator): New iterator type.
24437 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24438 cgraph_node_set_remove, dump_cgraph_node_set,
24439 debug_cgraph_node_set): New prototypes.
24440 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24441 cgraph_node_set_size): New inlines.
24442 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24443 including cgraph.h.
24444 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24445 argument to function 'write_summary'.
24446 * ipa.c: Include ggc.h.
24447 (hash_cgraph_node_set_element,
24448 eq_cgraph_node_set_element, cgraph_node_set_new,
24449 cgraph_node_set_add, cgraph_node_set_remove,
24450 cgraph_node_set_find, dump_cgraph_node_set,
24451 debug_cgraph_node_set): New functions.
24452 * Makefile.in (ipa.o): Add dependency on GGC_H.
24454 2009-04-20 Ira Rosen <irar@il.ibm.com>
24456 PR tree-optimization/39675
24457 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24458 check of the return code of vect_schedule_slp. Check that
24459 stmt_vec_info still exists for the statement, before checking its
24460 vectorization type.
24462 2009-04-20 Michael Matz <matz@suse.de>
24464 * Makefile.in (generated_files): Take out $(simple_generated_c).
24466 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24468 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24469 (UINTPTR_TYPE): Likewise.
24471 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24474 * c-typeck.c (digest_init): Check for initializing an array with a
24477 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24480 * c-semantics.c (pop_stmt_list): Propagate
24481 STATEMENT_LIST_HAS_LABEL to parent statement list.
24483 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24485 * config/mips/mips.h (mips_tune_attr): New macro.
24486 * config/mips/mips.md (cpu): Use it.
24488 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24491 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24494 2009-04-19 Diego Novillo <dnovillo@google.com>
24496 * toplev.c (compile_file): Move call to coverage_finish ...
24497 * cgraphunit.c (ipa_passes): ... here.
24498 Call cgraph_process_new_functions.
24499 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24500 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24502 2009-04-19 Jan Hubicka <jh@suse.cz>
24504 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24506 (dump_cgraph_node): Dump can throw external flag.
24507 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24509 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24513 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24514 * common.opt (Wlogical-op): Move from here...
24515 * c.opt (Wlogical-op): ... to here.
24516 * c-typeck.c (parser_build_binary_op): Update call to
24517 warn_logical_operator.
24518 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24520 * c-common.c (warn_logical_op): Update.
24521 * c-common.h (warn_logical_op): Update declaration.
24523 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24525 * tree.c (protected_set_expr_location): Fix formatting.
24527 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24530 * c-typeck.c (readonly_warning): new.
24531 (build_unary_op, build_modify_expr): Use readonly_warning for
24532 storing into something readonly but not const-qualified.
24534 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24537 * c-typeck.c (build_unary_op): Check for taking address of
24538 expression of type void.
24540 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24543 * c-typeck.c (build_function_call): Check for calling a function
24544 with qualified void return types. Call require_complete_type when
24547 2009-04-18 Jan Hubicka <jh@suse.cz>
24549 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24551 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24552 can_throw_external flag.
24553 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24554 * ipa-pure-const.c (ignore_edge): New function.
24555 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24556 only over can_throw_external edges.
24557 (local_pure_const): Add nothrow flag.
24558 * ipa-utils.c (searchc): Add ignore_edge callback.
24559 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24560 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24561 (set_nothrow_function_flags): Update cgraph.
24562 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24564 2009-04-18 Richard Guenther <rguenther@suse.de>
24566 PR middle-end/39804
24567 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24568 (fold_stmt): ... this and ...
24569 (fold_stmt_inplace): ... this.
24570 (fold_stmt_1): Fold references in calls and asms.
24571 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24573 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24575 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24576 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24578 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24580 * tree.c (function_args_count): Remove.
24581 * tree.h: Remove the prototype for function_args_count.
24583 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24585 * tree-iterator.c (expr_only): Remove.
24586 * tree.h: Remove the prototype for expr_only.
24588 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24590 * reginfo.c (cannot_change_mode_set_regs): Remove.
24591 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24593 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24595 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24596 whether operands 0 and 1 overlaps.
24598 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24600 PR middle-end/36902
24601 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24602 pointer. Use warning_at instead of warning.
24603 (search_for_addr_array): Likewise.
24604 (check_array_bounds): Likewise.
24605 (check_all_array_refs): Check that the incoming edge is not in the
24606 list of edges to be removed.
24607 (check_all_array_refs): Avoid the temporal pointer.
24608 (vrp_visit_cond_stmt): Fix typo.
24609 (simplify_switch_using_ranges): Handle the case where the switch
24610 index is an integer constant.
24612 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24614 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24616 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24618 * doc/extend.texi, doc/invoke.texi: Fix typos.
24620 2009-04-17 Cary Coutant <ccoutant@google.com>
24622 * tree-flow-inline.h (get_lineno): Fix inverted test.
24624 2009-04-17 Diego Novillo <dnovillo@google.com>
24626 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24627 assertion for AVAIL_OUT.
24629 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24632 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24633 * config/sh/linux-atomic.asm: Likewise.
24635 2009-04-17 Diego Novillo <dnovillo@google.com>
24637 * except.c (debug_eh_tree): New.
24638 (struct eh_region, struct eh_status): Move ...
24639 * except.h: ... here.
24640 (add_type_for_runtime): Declare extern.
24641 (lookup_type_for_runtime): Likewise.
24642 (debug_eh_tree): Declare.
24643 * Makefile.in (GTFILES): List except.h before except.c
24645 2009-04-17 Diego Novillo <dnovillo@google.com>
24647 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24648 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24649 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24650 (find_vars_r): ... here.
24651 * tree-flow.h (find_referenced_vars_in): Declare.
24652 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24653 that AVAIL_OUT exists for BLOCK.
24654 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24655 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24656 (tree-parloops.o): Likewise.
24658 2009-04-17 Simon Baldwin <simonb@google.com>
24660 * toplev.c (default_tree_printer): Add handling for %E format.
24662 2009-04-17 Diego Novillo <dnovillo@google.com>
24664 * tree-pretty-print.c (dump_generic_node): Add break after
24665 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24666 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24667 FUNCTION_TYPE together. Call print_struct_decl when printing
24668 structures and TDF_SLIM is not given.
24669 (print_struct_decl): Fix logic for detecting recursion.
24671 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24674 * gcc.c (create_at_file): New.
24675 (compile_input_file_p): New.
24676 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24677 * main.c (main): Update call to toplev_main.
24678 * toplev.c (toplev_main): Change signature. Call expandargv.
24679 * toplev.h (toplev_main): Change signature.
24681 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24683 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24684 if the latter is not constant.
24686 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24688 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24690 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24692 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24693 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24695 2009-04-17 Richard Guenther <rguenther@suse.de>
24697 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24698 Handle component references view-converting an invariant address.
24700 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24702 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24703 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24704 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24705 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24706 Use @deftypevr rather than @deftypevar.
24708 2009-04-17 Richard Guenther <rguenther@suse.de>
24710 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24711 (get_prop_source_stmt): Likewise.
24712 (can_propagate_from): Likewise.
24714 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24716 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24717 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24718 (--with-multilib-list): Add default value.
24719 * configure: Regenerate.
24720 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24721 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24722 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24723 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24724 Don't add default cpu to multilib list unnecessarily, but do enable
24725 the relevant compiler option..
24726 Add support for --with-multilib-list=<blank> and
24727 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24728 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24729 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24730 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24731 TM_MULTILIB_CONFIG.
24732 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24733 (MULTILIB_OSDIRNAMES): New variable.
24734 * config/sh/t-1e: Delete file.
24735 * config/sh/t-mlib-sh1: Delete file.
24736 * config/sh/t-mlib-sh2: Delete file.
24737 * config/sh/t-mlib-sh2a: Delete file.
24738 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24739 * config/sh/t-mlib-sh2a-single: Delete file.
24740 * config/sh/t-mlib-sh2a-single-only: Delete file.
24741 * config/sh/t-mlib-sh2e: Delete file.
24742 * config/sh/t-mlib-sh3e: Delete file.
24743 * config/sh/t-mlib-sh4: Delete file.
24744 * config/sh/t-mlib-sh4-nofpu: Delete file.
24745 * config/sh/t-mlib-sh4-single: Delete file.
24746 * config/sh/t-mlib-sh4-single-only: Delete file.
24747 * config/sh/t-mlib-sh4a: Delete file.
24748 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24749 * config/sh/t-mlib-sh4a-single: Delete file.
24750 * config/sh/t-mlib-sh4a-single-only: Delete file.
24751 * config/sh/t-mlib-sh4al: Delete file.
24752 * config/sh/t-mlib-sh5-32media: Delete file.
24753 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24754 * config/sh/t-mlib-sh5-64media: Delete file.
24755 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24756 * config/sh/t-mlib-sh5-compact: Delete file.
24757 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24758 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24759 * doc/install.texi (Options specification): Add
24760 --with-multilib-list and --with-endian.
24762 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24764 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24766 (OBJS-common): Add plugin-version.o.
24767 (plugin-version.o): New.
24768 * gcc-plugin.h (plugin_gcc_version): New.
24769 (plugin_default_version_check): New.
24770 (plugin_init_func, plugin_init): Add version argument.
24771 * plugin-version.c: New.
24772 * plugin.c (str_plugin_gcc_version_name): New.
24773 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24774 pass it to the init function.
24775 (plugin_default_version_check): New.
24777 2009-04-17 Richard Guenther <rguenther@suse.de>
24779 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24780 for decl-vs-decl disambiguation.
24782 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24784 * config/s390/s390.h (s390_tune_attr): New macro definition.
24785 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24787 2009-04-17 Richard Guenther <rguenther@suse.de>
24789 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24790 (fold_stmt_r): Likewise.
24791 (maybe_fold_reference): New function.
24792 (fold_gimple_assign): Handle cases fold_stmt_r did.
24793 (fold_stmt): Do not use fold_stmt_r.
24794 (fold_stmt_inplace): Likewise.
24796 2009-04-17 Richard Guenther <rguenther@suse.de>
24798 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24799 (record_equivalences_from_stmt): Remove useless checks and
24801 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24802 the type is already suitable.
24804 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24806 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24808 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24810 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24811 (CMPtype): Define as __gcc_CMPtype.
24813 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24815 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24816 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24818 2009-04-17 Richard Guenther <rguenther@suse.de>
24820 PR tree-optimization/39746
24821 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24822 special-casing for builtins and static variable use/def.
24823 (call_may_clobber_ref_p_1): Likewise.
24825 2009-04-16 Ian Lance Taylor <iant@google.com>
24827 * df.h: Include "timevar.h".
24828 (struct df_problem): Change tv_id field to timevar_id_t.
24829 * tree-pass.h: Include "timevar.h".
24830 (struct opt_pass): Change tv_id field to timevar_id_t.
24831 * timevar.h (timevar_id_t): Define TV_NONE.
24832 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24833 TV_NONE rather than tv_id != 0.
24834 (execute_one_pass): Likewise.
24835 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24836 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24837 dependencies to $(TREE_PASS_H).
24838 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24840 (pass_branch_target_load_optimize2): Likewise.
24841 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24842 (pass_outof_cfg_layout_mode): Likewise.
24843 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24844 (pass_rebuild_cgraph_edges): Likewise.
24845 (pass_remove_cgraph_callee_edges): Likewise.
24846 * df-core.c (pass_df_initialize_opt): Likewise.
24847 (pass_df_initialize_no_opt): Likewise.
24848 (pass_df_finish): Likewise.
24849 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24850 * except.c (pass_set_nothrow_function_flags): Likewise.
24851 (pass_convert_to_eh_region_ranges): Likewise.
24852 * final.c (pass_compute_alignments): Likewise.
24853 * function.c (pass_instantiate_virtual_regs): Likewise.
24854 (pass_init_function): Likewise.
24855 (pass_leaf_regs): Likewise.
24856 (pass_match_asm_constraints): Likewise.
24857 * gimple-low.c (pass_lower_cf): Likewise.
24858 (pass_mark_used_blocks): Likewise.
24859 * init-regs.c (pass_initialize_regs): Likewise.
24860 * integrate.c (pass_initial_value_sets): Likewise.
24861 * ira.c (pass_ira): Likewise.
24862 * jump.c (pass_cleanup_barriers): Likewise.
24863 * omp-low.c (pass_expand_omp): Likewise.
24864 (pass_lower_omp): Likewise.
24865 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24866 * recog.c (pass_split_all_insns): Likewise.
24867 (pass_split_after_reload): Likewise.
24868 (pass_split_before_regstack): Likewise.
24869 (pass_split_before_sched2): Likewise.
24870 (pass_split_for_shorten_branches): Likewise.
24871 * reginfo.c (pass_reginfo_init): Likewise.
24872 (pass_subregs_of_mode_init): Likewise.
24873 (pass_subregs_of_mode_finish): Likewise.
24874 * passes.c (pass_postreload): Likewise.
24875 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24876 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24877 (pass_warn_function_return): Likewise.
24878 (pass_warn_function_noreturn): Likewise.
24879 * tree-complex.c (pass_lower_complex): Likewise.
24880 (pass_lower_complex_O0): Likewise.
24881 * tree-if-conv.c (pass_if_conversion): Likewise.
24882 * tree-into-ssa.c (pass_build_ssa): Likewise.
24883 * tree-mudflap.c (pass_mudflap_1): Likewise.
24884 (pass_mudflap_2): Likewise.
24885 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24886 (pass_mudflap_2): Likewise.
24887 * tree-nrv.c (pass_return_slot): Likewise.
24888 * tree-object-size.c (pass_object_sizes): Likewise.
24889 * tree-optimize.c (pass_all_optimizations): Likewise.
24890 (pass_early_local_passes): Likewise.
24891 (pass_all_early_optimizations): Likewise.
24892 (pass_cleanup_cfg): Likewise.
24893 (pass_cleanup_cfg_post_optimizing): Likewise.
24894 (pass_free_datastructures): Likewise.
24895 (pass_free_cfg_annotations): Likewise.
24896 (pass_fixup_cfg): Likewise.
24897 (pass_init_datastructures): Likewise.
24898 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24899 (pass_late_warn_uninitialized): Likewise.
24900 (pass_update_address_taken): Likewise.
24901 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24902 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24903 (pass_cse_sincos): Likewise.
24904 (pass_convert_to_rsqrt): Likewise.
24905 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24906 * tree-stdarg.c (pass_stdarg): Likewise.
24907 * tree-tailcall.c (pass_tail_recursion): Likewise.
24908 (pass_tail_calls): Likewise.
24909 * tree-vect-generic.c (pass_lower_vector): Likewise.
24910 (pass_lower_vector_ssa): Likewise.
24911 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24913 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24915 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24917 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24919 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24920 logical and signext.
24922 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24925 * config/sh/predicates.md (arith_operand): Check if the operand
24926 of TRUNCATE is a REG.
24928 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24930 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24931 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24933 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24935 * tree-iterator.c (tsi_split_statement_list_after,
24936 tsi_split_statement_list_before): Remove.
24937 * tree-iterator.h: Remove the prototypes for
24938 tsi_split_statement_list_after and tsi_split_statement_list_before.
24940 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24942 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24943 * tree-ssa-propagate.h: Remove the prototype for
24944 stmt_makes_single_load.
24946 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24948 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24949 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24951 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24953 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24955 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24957 * except.c (eh_region_outer_p): Remove.
24958 * except.h: Remove the prototype for eh_region_outer_p.
24960 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24962 * function.c (current_function_assembler_name): Remove.
24963 * function.h: Remove the prototype for
24964 current_function_assembler_name.
24966 2009-04-16 Ian Lance Taylor <iant@google.com>
24968 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24969 (add_reg_note): Call alloc_reg_note.
24970 * rtl.h (alloc_reg_note): Declare.
24971 * combine.c (try_combine): Use alloc_reg_note.
24972 (recog_for_combine, move_deaths): Likewise.
24973 (distribute_notes): Use alloc_reg_note and add_reg_note.
24974 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24975 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24976 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24978 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24980 PR rtl-optimization/39762
24981 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24982 ira_may_move_out_cost): Add comments about way of their usage.
24983 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24985 * ira-conflicts.c (process_regs_for_copy): Use function
24986 ira_get_register_move_cost instead of global
24987 ira_register_move_cost.
24989 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24990 color_pass, move_spill_restore, update_curr_costs): Ditto.
24992 * ira-lives.c (process_single_reg_class_operands): Ditto.
24994 * ira-emit.c (emit_move_list): Ditto.
24996 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24997 (record_reg_classes): Ditto. Use functions
24998 ira_get_register_move_cost and ira_get_may_move_cost instead of
24999 global vars ira_register_move_cost, ira_may_move_out_cost and
25000 ira_may_move_in_cost.
25001 (record_address_regs): Don't call ira_init_register_move_cost.
25002 Use function ira_get_may_move_cost instead of global
25003 ira_may_move_in_cost.
25004 (process_bb_node_for_hard_reg_moves): Use function
25005 ira_get_register_move_cost instead of global ira_register_move_cost.
25006 (ira_costs): Don't call ira_init_register_move_cost.
25008 2009-04-16 Richard Guenther <rguenther@suse.de>
25010 * tree-cfg.c (verify_gimple_assign_binary):
25011 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
25012 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
25013 (create_general_new_stmt): Note that this function is broken.
25015 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25017 * common.opt (fhelp): Add Var(help_flag).
25018 * gcc-plugin.h (plugin_info): Add help.
25019 * plugin.c (plugin_name_args): Add help.
25020 (register_plugin_info): Set plugin->help.
25021 (print_help_one_plugin): New.
25022 (print_plugins_help): New.
25023 * plugin.h (print_plugins_help): New.
25024 * toplev.c (toplev_main): Call print_plugins_help if needed.
25026 2009-04-16 Richard Guenther <rguenther@suse.de>
25028 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
25029 (gimple_ior_addresses_taken_1): New function.
25030 (gimple_ior_addresses_taken): Likewise.
25031 * gimple.h (struct gimple_statement_with_ops_base): Remove
25032 addresses_taken member.
25033 (gimple_ior_addresses_taken): Declare.
25034 (gimple_addresses_taken, gimple_addresses_taken_ptr,
25035 gimple_set_addresses_taken): Remove.
25036 * ipa-reference.c (mark_address): New function.
25037 (scan_stmt_for_static_refs): Use it for marking addresses taken.
25038 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
25039 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
25040 (gimple_add_to_addresses_taken): Remove.
25041 (get_tmr_operands): Call mark_address_taken.
25042 (get_asm_expr_operands): Likewise.
25043 (get_expr_operands): Likewise.
25044 (build_ssa_operands): Do not clear the addresses_taken bitmap.
25045 (free_stmt_operands): Do not free it.
25046 * tree-ssa.c (delete_tree_ssa): Likewise.
25047 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
25049 2009-04-16 Richard Guenther <rguenther@suse.de>
25051 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25052 (walk_stmt_load_store_ops): Likewise.
25053 * gimple.c (get_base_loadstore): New function.
25054 (walk_stmt_load_store_addr_ops): Likewise.
25055 (walk_stmt_load_store_ops): Likewise.
25056 * ipa-pure-const.c (check_op): Simplify.
25057 (check_load, check_store): New functions.
25058 (check_stmt): Use walk_stmt_load_store_ops.
25059 * ipa-reference.c (mark_load): Adjust signature.
25060 (mark_store): Likewise.
25061 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
25063 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25065 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
25066 (plugin_info): New.
25067 * opts.c (common_handle_option): Don't call print_version.
25068 * plugin.c (plugin_name_args): Add version.
25069 (register_plugin_info): New.
25070 (register_callback): Handle PLUGIN_INFO.
25071 (try_init_one_plugin): New.
25072 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
25074 (finalize_one_plugin): New.
25075 (finalize_plugins): New.
25076 (print_one_plugin): New.
25077 (print_plugins_versions): New.
25078 * plugin.h (print_plugins_versions): New.
25079 (finalize_plugins): New.
25080 * toplev.c (compile_file): Don't call initialize_plugins.
25081 (print_version): Call print_plugins_versions.
25082 (toplev_main): Call initialize_plugins. Print version if needed.
25083 Call finalize_plugins.
25085 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25087 * common.opt (fversion): New.
25088 * gcc.c (print_version): New.
25089 (process_command): Don't print the version. Just set print_version.
25090 (main): Print version. Call subprocesses if print_version and
25091 verbose_flag are set.
25092 * opts.c (common_handle_option): Handle OPT_fversion.
25094 2009-04-16 Richard Guenther <rguenther@suse.de>
25095 Ira Rosen <irar@il.ibm.com>
25097 PR tree-optimization/39698
25098 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
25099 type of the reduction variable. Only generate the def if
25102 * omp-low.c (expand_omp_for_generic): When converting to a pointer
25103 make sure to first convert to an integer of the same precision.
25104 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
25105 the type of the evolution correctly in computing the new
25106 induction variable base.
25108 2009-04-16 Richard Guenther <rguenther@suse.de>
25110 PR middle-end/39625
25111 * tree-cfg.c (make_blocks): Split statements with to-be
25112 abnormal SSA names on the lhs.
25114 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25116 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25117 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25118 * c-typeck.c (really_start_incremental_init): Likewise.
25119 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25120 (TARGET_INITIALIZER): Remove it.
25121 * target.h (struct target): Remove vector_opaque_p.
25122 * tree.c (build_opaque_vector_type): New.
25123 * tree.h (TYPE_VECTOR_OPAQUE): New.
25124 (build_opaque_vector_type): Declare.
25125 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25126 * config/rs6000/rs6000.c (build_opaque_vector_type,
25127 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25128 (rs6000_init_builtins): Use build_opaque_vector_type for
25129 opaque_V4SI_type_node.
25131 2009-04-15 Catherine Moore <clm@codesourcery.com>
25133 * debug.h (set_name): Declare.
25134 * dwarf2out.c (dwarf2out_set_name): Declare.
25135 (dwarf2_debug_hooks): Add set_name.
25136 (find_AT_string): New.
25137 (add_AT_string): Call find_AT_string.
25138 (dwarf2out_set_name): New.
25139 * cp/decl.c (grokdeclarator): Call set_name.
25140 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25141 * debug.c (do_nothing_debug_hooks): Likewise.
25142 * dbxout.c (dbx_debug_hooks): Likewise.
25143 * sdbout.c (sdb_debug_hooks): Likewise.
25145 2009-04-15 Michael Eager <eager@eagercon.com>
25147 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25148 reg for single-precision FPU.
25149 * config/rs6000/rs6000.md (movsi_internal1): Only for
25150 !TARGET_SINGLE_FPU.
25151 (movsi_internal1_single): New. Add pattern to move SI values to/from
25152 single-precision FP regs.
25154 2009-04-15 Richard Guenther <rguenther@suse.de>
25156 * omp-low.c (lower_rec_input_clauses): Build correct address
25158 (expand_omp_for_generic): Fix multiplication type.
25159 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25160 (generate_memset_zero): Fix types.
25161 * tree-profile.c (prepare_instrumented_value): Correctly
25164 2009-04-15 Ian Lance Taylor <iant@google.com>
25166 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25167 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25168 for -Wall and for -Wc++-compat.
25169 (c_common_post_options): For C++, set warn_enum_compare if not
25171 * c-tree.h (struct c_expr): Add field original_type.
25172 (build_external_ref): Update declaration.
25173 * c-parser.c (c_parser_braced_init): Set original_type.
25174 (c_parser_initelt): Likewise.
25175 (c_parser_expr_no_commas): Likewise.
25176 (c_parser_conditional_expression): Likewise.
25177 (c_parser_cast_expression): Likewise.
25178 (c_parser_unary_expression): Likewise. Pull setting of
25179 original_code to top of function.
25180 (c_parser_sizeof_expression): Set original_type.
25181 (c_parser_alignof_expression): Likewise.
25182 (c_parser_postfix_expression): Likewise. Pull setting of
25183 original_code to top of function.
25184 (c_parser_postfix_expression_after_paren_type): Set original_type.
25185 (c_parser_postfix_expression_after_primary): Likewise.
25186 (c_parser_expression): Likewise.
25187 * c-typeck.c (build_external_ref): Add type parameter. Change all
25189 (c_expr_sizeof_expr): Set original_type field.
25190 (parser_build_unary_op): Likewise.
25191 (parser_build_binary_op): Likewise. Optionally warn about
25192 comparisons of enums of different types.
25193 (digest_init): Set original_type field.
25194 (really_start_incremental_init): Likewise.
25195 (push_init_level, pop_init_level): Likewise.
25196 * doc/invoke.texi (Warning Options): -Wenum-compare now
25199 2009-04-15 Richard Guenther <rguenther@suse.de>
25201 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25202 out a necessary conversion.
25203 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
25204 names we didn't value number.
25205 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
25207 2009-04-15 Richard Guenther <rguenther@suse.de>
25209 PR tree-optimization/39764
25210 * tree-ssa-ccp.c (get_value): Canonicalize value with
25211 canonicalize_float_value.
25213 2009-04-15 Jan Hubicka <jh@suse.cz>
25215 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
25216 Wrong version of patch.
25218 2009-04-15 Jan Hubicka <jh@suse.cz>
25220 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
25222 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
25224 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
25225 our distinct integral and vector types.
25227 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
25229 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
25230 * init.c (build_vtbl_address): Remove call to assemble_external.
25232 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
25234 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
25235 output for other floating point modes.
25237 2009-04-14 Diego Novillo <dnovillo@google.com>
25239 * diagnostic.c (diagnostic_report_diagnostic): Do not
25240 warn about loaded plugins for DK_ERROR and DK_WARNING.
25241 * c-decl.c (declspecs_add_type): Move call to
25242 invoke_plugin_callbacks ...
25243 * c-parser.c (c_parser_declspecs): ... here.
25244 * plugin.c (dump_active_plugins): Tidy output.
25246 2009-04-14 Diego Novillo <dnovillo@google.com>
25247 Le-Chun Wu <lcwu@google.com>
25249 * configure.ac: Add --enable-plugin support.
25250 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25251 * Makefile.in (PLUGIN_H): Define.
25252 Export ENABLE_PLUGIN and GMPINC to site.exp.
25253 Add PLUGINLIBS to link command.
25254 Add/modify dependencies for plugin.o and files including plugin.h.
25256 * config.in: Regenerate.
25258 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25261 2009-04-14 Le-Chun Wu <lcwu@google.com>
25263 * tree-pass.h (register_one_dump_file): Add a prototype for
25264 register_one_dump_file.
25265 * toplev.c (compile_file): Call initialize_plugins.
25266 (do_compile): Call invoke_plugin_callbacks.
25267 (toplev_main): Call invoke_plugin_callbacks.
25268 * common.opt: Add -fplugin= and -fplugin-arg-.
25269 * gcc-plugin.h: New public header file for plugins to include.
25270 * plugin.c: New source file.
25271 * plugin.h: New internal header file.
25272 * passes.c (register_one_dump_file): Make it external.
25274 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25276 2009-04-14 Diego Novillo <dnovillo@google.com>
25278 * doc/plugins.texi: New.
25279 * doc/gccint.texi: Add reference to Plugins chapter.
25280 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25281 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25282 loaded plugins, if any.
25283 * timevar.def (TV_PLUGIN_INIT): Define.
25284 (TV_PLUGIN_RUN): Define.
25285 * plugin.c: Include timevar.h
25286 (plugins_active_p): New.
25287 (dump_active_plugins): New.
25288 (debug_active_plugins): New.
25290 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25292 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25294 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25296 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25298 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25299 the same as a minus without a shift.
25301 2009-04-14 Nick Clifton <nickc@redhat.com>
25303 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25304 comparisons with small integers will always produce a short
25307 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25310 2008-12-19 Diego Novillo <dnovillo@google.com>
25312 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25314 2009-04-14 Richard Guenther <rguenther@suse.de>
25316 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25318 (verify_gimple_assign_binary): Likewise. Handle shifts and
25320 (verify_gimple_phi): Print the mismatched argument position.
25321 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25323 (vect_update_init_of_dr): Likewise.
25324 * matrix-reorg.c (transform_access_sites): Do what the
25326 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25328 2009-04-13 Michael Eager <eager@eagercon.com>
25330 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25331 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25332 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25333 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25334 remove duplicate config
25336 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25338 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25339 file_name:line_number type locator of the call site.
25341 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25343 * genautomata.c: Put blank after comma.
25344 (automaton_decls): New.
25345 (struct unit_usage): Add comments to member next.
25346 (store_alt_unit_usage): Keep the list ordered.
25347 (unit_present_on_list_p, equal_alternatives_p): New.
25348 (check_regexp_units_distribution): Check units distribution
25349 correctness correctly.
25350 (main): Don't write automata if error is found. Return correct
25353 * config/m68k/cf.md (cfv4_ds): Remove.
25354 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25355 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25357 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25358 power4-load-ext, power4-store, power4-store-update,
25359 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25360 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25361 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25362 power4-sqrt, power4-isync): Modify reservation to make correct
25363 unit distribution to automata.
25365 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25366 power5-store-update, power5-two, power5-three, power5-lmul,
25367 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25369 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25371 * except.c (pass_set_nothrow_function_flags): Set name and add
25373 (set_nothrow_function_flags): Mention in the dump file when
25374 changing a function to nothrow.
25376 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25379 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25380 instead of unsigned long.
25382 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25384 * config/arm/arm.c (return_used_this_function): Remove.
25385 (arm_output_function_prologue): Remove use of
25386 return_used_this_function.
25387 (output_return_instruction): Replace use of
25388 return_used_this_function
25389 by cfun->machine->return_used_this_function.
25390 (arm_output_epilogue): Likewise.
25391 (arm_output_function_epilogue): Likewise.
25392 (thumb_unexpanded_epilogue): Likewise.
25393 * config/arm/arm.h (struct machine_function):
25394 New member return_used_this_function.
25396 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25398 * doc/install.texi: Correct description of default directory for
25399 --with-gxx-include-dir.
25401 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25403 * fold-const.c (build_range_check): Properly deal with enumeral and
25404 boolean base types.
25406 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25408 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25409 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25410 * params.h (MAX_GCSE_PASSES): Remove.
25411 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25412 in sequence. Remove ability to run multiple passes.
25413 (bypass_jumps): Report run as third CPROP pass.
25415 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25417 PR middle-end/39651
25418 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25419 when deciding whether the whole SEQUENCE can throw.
25421 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25424 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25425 offseted label references.
25427 2009-04-11 Jan Hubicka <jh@suse.cz>
25429 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25431 2009-04-11 Richard Guenther <rguenther@suse.de>
25433 PR middle-end/39732
25434 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25435 return variables as TREE_ADDRESSABLE.
25437 2009-04-11 Richard Guenther <rguenther@suse.de>
25439 PR tree-optimization/39713
25440 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25441 reference trees have SSA_NAME operands.
25443 2009-04-11 Richard Guenther <rguenther@suse.de>
25446 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25447 address expressions.
25449 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25451 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25452 match changes in Cygwin 1.7
25453 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25454 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25456 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25458 PR tree-optimization/39701
25459 * doc/invoke.texi (Optimization Options): Document change in
25460 meaning and initialization of -fdelete-null-pointer-checks.
25462 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25464 PR middle-end/39701
25465 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25467 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25470 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25472 2009-04-10 Chao-ying Fu <fu@mips.com>
25474 * doc/tm.texi (Instruction Output): Document
25475 TARGET_ASM_FINAL_POSTSCAN_INSN.
25476 * target.h (final_postscan_insn): New field in asm_out.
25477 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25478 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25479 * final.c (final_scan_insn): Call
25480 targetm.asm_out.final_postscan_insn after outputting
25481 an asm macro and a normal instruction.
25483 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25484 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25485 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25486 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25487 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25489 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25491 PR middle-end/39701
25492 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25493 variables as non-NULL even with -fdelete-null-pointer-checks.
25495 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25497 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25499 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25502 * config/i386/i386.c (classify_argument): Handle SCmode with
25503 (bit_offset % 64) != 0.
25505 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25507 * doc/invoke.texi (Optimize Options): Add cross-reference to
25508 -Q --help=optimizers examples.
25510 2009-04-10 Ben Elliston <bje@au.ibm.com>
25513 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25514 regalign for the reg == fpr and TDmode case.
25516 2009-04-09 David Ayers <ayers@fsfe.org>
25519 * objc/objc-act.c (warn_with_method): Remove helper function.
25520 (check_duplicates): Call warning and inform directly.
25521 (really_start_method): Likewise.
25523 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25525 * expmed.c (expand_divmod): Always use a comparison for a division
25526 by a large unsigned integer.
25528 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25529 for things others than variables or functions as nonzero.
25531 2009-04-09 Nick Clifton <nickc@redhat.com>
25533 * unwind-compat.c: Change copyright header to refer to version
25534 3 of the GNU General Public License with version 3.1 of the
25535 GCC Runtime Library Exception and to point readers at the
25536 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25537 * config/alpha/crtfastmath.c: Likewise.
25538 * config/alpha/linux-unwind.h: Likewise.
25539 * config/alpha/qrnnd.asm: Likewise.
25540 * config/alpha/vms-crt0-64.c: Likewise.
25541 * config/alpha/vms-crt0.c: Likewise.
25542 * config/alpha/vms-dwarf2.asm: Likewise.
25543 * config/alpha/vms-dwarf2eh.asm: Likewise.
25544 * config/alpha/vms-psxcrt0-64.c: Likewise.
25545 * config/alpha/vms-psxcrt0.c: Likewise.
25546 * config/alpha/vms_tramp.asm: Likewise.
25547 * config/arc/initfini.c: Likewise.
25548 * config/arc/lib1funcs.asm: Likewise.
25549 * config/arm/bpabi-v6m.S: Likewise.
25550 * config/arm/bpabi.S: Likewise.
25551 * config/arm/bpabi.c: Likewise.
25552 * config/arm/crti.asm: Likewise.
25553 * config/arm/crtn.asm: Likewise.
25554 * config/arm/ieee754-df.S: Likewise.
25555 * config/arm/ieee754-sf.S: Likewise.
25556 * config/arm/lib1funcs.asm: Likewise.
25557 * config/arm/libunwind.S: Likewise.
25558 * config/arm/linux-atomic.c: Likewise.
25559 * config/arm/mmintrin.h: Likewise.
25560 * config/arm/pr-support.c: Likewise.
25561 * config/arm/unaligned-funcs.c: Likewise.
25562 * config/arm/unwind-arm.c: Likewise.
25563 * config/arm/unwind-arm.h: Likewise.
25564 * config/avr/libgcc.S: Likewise.
25565 * config/bfin/crti.s: Likewise.
25566 * config/bfin/crtlibid.s: Likewise.
25567 * config/bfin/crtn.s: Likewise.
25568 * config/bfin/lib1funcs.asm: Likewise.
25569 * config/bfin/linux-unwind.h: Likewise.
25570 * config/cris/arit.c: Likewise.
25571 * config/cris/cris_abi_symbol.c: Likewise.
25572 * config/darwin-64.c: Likewise.
25573 * config/darwin-crt2.c: Likewise.
25574 * config/darwin-crt3.c: Likewise.
25575 * config/darwin.h: Likewise.
25576 * config/dbxelf.h: Likewise.
25577 * config/dfp-bit.c: Likewise.
25578 * config/dfp-bit.h: Likewise.
25579 * config/elfos.h: Likewise.
25580 * config/fixed-bit.c: Likewise.
25581 * config/fixed-bit.h: Likewise.
25582 * config/fp-bit.c: Likewise.
25583 * config/fp-bit.h: Likewise.
25584 * config/fr30/crti.asm: Likewise.
25585 * config/fr30/crtn.asm: Likewise.
25586 * config/fr30/lib1funcs.asm: Likewise.
25587 * config/freebsd-spec.h: Likewise.
25588 * config/frv/cmovd.c: Likewise.
25589 * config/frv/cmovh.c: Likewise.
25590 * config/frv/cmovw.c: Likewise.
25591 * config/frv/frvbegin.c: Likewise.
25592 * config/frv/frvend.c: Likewise.
25593 * config/frv/lib1funcs.asm: Likewise.
25594 * config/glibc-stdint.h: Likewise.
25595 * config/h8300/clzhi2.c: Likewise.
25596 * config/h8300/crti.asm: Likewise.
25597 * config/h8300/crtn.asm: Likewise.
25598 * config/h8300/ctzhi2.c: Likewise.
25599 * config/h8300/fixunssfsi.c: Likewise.
25600 * config/h8300/lib1funcs.asm: Likewise.
25601 * config/h8300/parityhi2.c: Likewise.
25602 * config/h8300/popcounthi2.c: Likewise.
25603 * config/i386/ammintrin.h: Likewise.
25604 * config/i386/att.h: Likewise.
25605 * config/i386/avxintrin.h: Likewise.
25606 * config/i386/biarch64.h: Likewise.
25607 * config/i386/bmmintrin.h: Likewise.
25608 * config/i386/cpuid.h: Likewise.
25609 * config/i386/cross-stdarg.h: Likewise.
25610 * config/i386/crtfastmath.c: Likewise.
25611 * config/i386/crtprec.c: Likewise.
25612 * config/i386/cygming-crtbegin.c: Likewise.
25613 * config/i386/cygming-crtend.c: Likewise.
25614 * config/i386/cygwin.asm: Likewise.
25615 * config/i386/emmintrin.h: Likewise.
25616 * config/i386/gmm_malloc.h: Likewise.
25617 * config/i386/gthr-win32.c: Likewise.
25618 * config/i386/i386.h: Likewise.
25619 * config/i386/immintrin.h: Likewise.
25620 * config/i386/linux-unwind.h: Likewise.
25621 * config/i386/linux64.h: Likewise.
25622 * config/i386/mm3dnow.h: Likewise.
25623 * config/i386/mmintrin-common.h: Likewise.
25624 * config/i386/mmintrin.h: Likewise.
25625 * config/i386/nmmintrin.h: Likewise.
25626 * config/i386/pmm_malloc.h: Likewise.
25627 * config/i386/pmmintrin.h: Likewise.
25628 * config/i386/smmintrin.h: Likewise.
25629 * config/i386/sol2-c1.asm: Likewise.
25630 * config/i386/sol2-ci.asm: Likewise.
25631 * config/i386/sol2-cn.asm: Likewise.
25632 * config/i386/sol2-gc1.asm: Likewise.
25633 * config/i386/tmmintrin.h: Likewise.
25634 * config/i386/unix.h: Likewise.
25635 * config/i386/w32-unwind.h: Likewise.
25636 * config/i386/wmmintrin.h: Likewise.
25637 * config/i386/x86-64.h: Likewise.
25638 * config/i386/x86intrin.h: Likewise.
25639 * config/i386/xmmintrin.h: Likewise.
25640 * config/ia64/crtbegin.asm: Likewise.
25641 * config/ia64/crtend.asm: Likewise.
25642 * config/ia64/crtfastmath.c: Likewise.
25643 * config/ia64/crti.asm: Likewise.
25644 * config/ia64/crtn.asm: Likewise.
25645 * config/ia64/fde-glibc.c: Likewise.
25646 * config/ia64/lib1funcs.asm: Likewise.
25647 * config/ia64/linux-unwind.h: Likewise.
25648 * config/ia64/quadlib.c: Likewise.
25649 * config/ia64/unwind-ia64.c: Likewise.
25650 * config/linux.h: Likewise.
25651 * config/m32c/m32c-lib1.S: Likewise.
25652 * config/m32c/m32c-lib2-trapv.c: Likewise.
25653 * config/m32c/m32c-lib2.c: Likewise.
25654 * config/m32r/initfini.c: Likewise.
25655 * config/m68hc11/larith.asm: Likewise.
25656 * config/m68hc11/m68hc11-crt0.S: Likewise.
25657 * config/m68k/cf.md: Likewise.
25658 * config/m68k/crti.s: Likewise.
25659 * config/m68k/crtn.s: Likewise.
25660 * config/m68k/lb1sf68.asm: Likewise.
25661 * config/m68k/linux-unwind.h: Likewise.
25662 * config/mcore/crti.asm: Likewise.
25663 * config/mcore/crtn.asm: Likewise.
25664 * config/mcore/lib1.asm: Likewise.
25665 * config/mips/linux-unwind.h: Likewise.
25666 * config/mips/loongson.h: Likewise.
25667 * config/mips/mips16.S: Likewise.
25668 * config/mmix/crti.asm: Likewise.
25669 * config/mmix/crtn.asm: Likewise.
25670 * config/pa/fptr.c: Likewise.
25671 * config/pa/hpux-unwind.h: Likewise.
25672 * config/pa/lib2funcs.asm: Likewise.
25673 * config/pa/linux-atomic.c: Likewise.
25674 * config/pa/linux-unwind.h: Likewise.
25675 * config/pa/milli64.S: Likewise.
25676 * config/pa/quadlib.c: Likewise.
25677 * config/pa/stublib.c: Likewise.
25678 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25679 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25680 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25681 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25682 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25683 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25684 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25685 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25686 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25687 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25688 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25689 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25690 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25691 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25692 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25693 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25694 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25695 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25696 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25697 * config/rs6000/750cl.h: Likewise.
25698 * config/rs6000/altivec.h: Likewise.
25699 * config/rs6000/biarch64.h: Likewise.
25700 * config/rs6000/crtresfpr.asm: Likewise.
25701 * config/rs6000/crtresgpr.asm: Likewise.
25702 * config/rs6000/crtresxfpr.asm: Likewise.
25703 * config/rs6000/crtresxgpr.asm: Likewise.
25704 * config/rs6000/crtsavfpr.asm: Likewise.
25705 * config/rs6000/crtsavgpr.asm: Likewise.
25706 * config/rs6000/darwin-asm.h: Likewise.
25707 * config/rs6000/darwin-fallback.c: Likewise.
25708 * config/rs6000/darwin-fpsave.asm: Likewise.
25709 * config/rs6000/darwin-ldouble.c: Likewise.
25710 * config/rs6000/darwin-tramp.asm: Likewise.
25711 * config/rs6000/darwin-unwind.h: Likewise.
25712 * config/rs6000/darwin-vecsave.asm: Likewise.
25713 * config/rs6000/darwin-world.asm: Likewise.
25714 * config/rs6000/e500crtres32gpr.asm: Likewise.
25715 * config/rs6000/e500crtres64gpr.asm: Likewise.
25716 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25717 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25718 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25719 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25720 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25721 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25722 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25723 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25724 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25725 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25726 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25727 * config/rs6000/eabi-ci.asm: Likewise.
25728 * config/rs6000/eabi-cn.asm: Likewise.
25729 * config/rs6000/eabi.asm: Likewise.
25730 * config/rs6000/linux-unwind.h: Likewise.
25731 * config/rs6000/linux64.h: Likewise.
25732 * config/rs6000/paired.h: Likewise.
25733 * config/rs6000/paired.md: Likewise.
25734 * config/rs6000/ppc64-fp.c: Likewise.
25735 * config/rs6000/ppu_intrinsics.h: Likewise.
25736 * config/rs6000/rs6000.h: Likewise.
25737 * config/rs6000/si2vmx.h: Likewise.
25738 * config/rs6000/sol-ci.asm: Likewise.
25739 * config/rs6000/sol-cn.asm: Likewise.
25740 * config/rs6000/spe.h: Likewise.
25741 * config/rs6000/spu2vmx.h: Likewise.
25742 * config/rs6000/sysv4.h: Likewise.
25743 * config/rs6000/tramp.asm: Likewise.
25744 * config/rs6000/vec_types.h: Likewise.
25745 * config/s390/linux-unwind.h: Likewise.
25746 * config/s390/tpf-unwind.h: Likewise.
25747 * config/score/crti.asm: Likewise.
25748 * config/score/crtn.asm: Likewise.
25749 * config/sh/crt1.asm: Likewise.
25750 * config/sh/crti.asm: Likewise.
25751 * config/sh/crtn.asm: Likewise.
25752 * config/sh/divtab-sh4-300.c: Likewise.
25753 * config/sh/divtab-sh4.c: Likewise.
25754 * config/sh/divtab.c: Likewise.
25755 * config/sh/lib1funcs-4-300.asm: Likewise.
25756 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25757 * config/sh/lib1funcs.asm: Likewise.
25758 * config/sh/lib1funcs.h: Likewise.
25759 * config/sh/linux-atomic.asm: Likewise.
25760 * config/sh/linux-unwind.h: Likewise.
25761 * config/sh/shmedia.h: Likewise.
25762 * config/sh/sshmedia.h: Likewise.
25763 * config/sh/ushmedia.h: Likewise.
25764 * config/sparc/crtfastmath.c: Likewise.
25765 * config/sparc/linux-unwind.h: Likewise.
25766 * config/sparc/sol2-c1.asm: Likewise.
25767 * config/sparc/sol2-ci.asm: Likewise.
25768 * config/sparc/sol2-cn.asm: Likewise.
25769 * config/spu/divmodti4.c: Likewise.
25770 * config/spu/divv2df3.c: Likewise.
25771 * config/spu/float_disf.c: Likewise.
25772 * config/spu/float_unsdidf.c: Likewise.
25773 * config/spu/float_unsdisf.c: Likewise.
25774 * config/spu/float_unssidf.c: Likewise.
25775 * config/spu/mfc_multi_tag_release.c: Likewise.
25776 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25777 * config/spu/mfc_tag_release.c: Likewise.
25778 * config/spu/mfc_tag_reserve.c: Likewise.
25779 * config/spu/mfc_tag_table.c: Likewise.
25780 * config/spu/multi3.c: Likewise.
25781 * config/spu/spu_internals.h: Likewise.
25782 * config/spu/spu_intrinsics.h: Likewise.
25783 * config/spu/spu_mfcio.h: Likewise.
25784 * config/spu/vec_types.h: Likewise.
25785 * config/spu/vmx2spu.h: Likewise.
25786 * config/stormy16/stormy16-lib2.c: Likewise.
25787 * config/svr4.h: Likewise.
25788 * config/sync.c: Likewise.
25789 * config/v850/lib1funcs.asm: Likewise.
25790 * config/vxlib-tls.c: Likewise.
25791 * config/vxlib.c: Likewise.
25792 * config/vxworks-dummy.h: Likewise.
25793 * config/xtensa/crti.asm: Likewise.
25794 * config/xtensa/crtn.asm: Likewise.
25795 * config/xtensa/ieee754-df.S: Likewise.
25796 * config/xtensa/ieee754-sf.S: Likewise.
25797 * config/xtensa/lib1funcs.asm: Likewise.
25798 * config/xtensa/lib2funcs.S: Likewise.
25799 * config/xtensa/linux-unwind.h: Likewise.
25800 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25801 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25802 * coretypes.h: Likewise.
25803 * crtstuff.c: Likewise.
25804 * defaults.h: Likewise.
25805 * dwarf2.h: Likewise.
25806 * emutls.c: Likewise.
25807 * gbl-ctors.h: Likewise.
25808 * gcov-io.h: Likewise.
25809 * ginclude/float.h: Likewise.
25810 * ginclude/iso646.h: Likewise.
25811 * ginclude/stdarg.h: Likewise.
25812 * ginclude/stdbool.h: Likewise.
25813 * ginclude/stddef.h: Likewise.
25814 * ginclude/stdfix.h: Likewise.
25815 * ginclude/stdint-gcc.h: Likewise.
25816 * ginclude/tgmath.h: Likewise.
25817 * gthr-aix.h: Likewise.
25818 * gthr-dce.h: Likewise.
25819 * gthr-gnat.c: Likewise.
25820 * gthr-gnat.h: Likewise.
25821 * gthr-lynx.h: Likewise.
25822 * gthr-mipssde.h: Likewise.
25823 * gthr-nks.h: Likewise.
25824 * gthr-posix.c: Likewise.
25825 * gthr-posix.h: Likewise.
25826 * gthr-posix95.h: Likewise.
25827 * gthr-rtems.h: Likewise.
25828 * gthr-single.h: Likewise.
25829 * gthr-solaris.h: Likewise.
25830 * gthr-tpf.h: Likewise.
25831 * gthr-vxworks.h: Likewise.
25832 * gthr-win32.h: Likewise.
25833 * gthr.h: Likewise.
25834 * libgcc2.c: Likewise.
25835 * libgcc2.h: Likewise.
25836 * libgcov.c: Likewise.
25837 * tsystem.h: Likewise.
25838 * typeclass.h: Likewise.
25839 * unwind-c.c: Likewise.
25840 * unwind-compat.h: Likewise.
25841 * unwind-dw2-fde-compat.c: Likewise.
25842 * unwind-dw2-fde-darwin.c: Likewise.
25843 * unwind-dw2-fde-glibc.c: Likewise.
25844 * unwind-dw2-fde.c: Likewise.
25845 * unwind-dw2-fde.h: Likewise.
25846 * unwind-dw2.c: Likewise.
25847 * unwind-dw2.h: Likewise.
25848 * unwind-generic.h: Likewise.
25849 * unwind-pe.h: Likewise.
25850 * unwind-sjlj.c: Likewise.
25851 * unwind.inc: Likewise.
25852 * config/arm/neon-gen.ml: Change generated copyright header to
25853 refer to version 3 of the GNU General Public License with
25854 version 3.1 of the GCC Runtime Library Exception and to point
25855 readers at the COPYING3 and COPYING3.RUNTIME files and the
25856 FSF's license web page.
25857 * config/arm/arm_neon.h: Regenerate.
25859 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25861 * config/cris/cris.md: Change copyright header to refer to version
25862 3 of the GNU General Public License.
25863 * doc/install.texi2html: Change copyright header to refer to version
25864 3 of the GNU General Public License and to point readers at the
25865 COPYING3 file and the FSF's license web page.
25866 * config/vax/linux.h: Likewise.
25868 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25870 * config/i386/i386.md (cmpcc): New.
25871 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25872 (sync_compare_and_swap_cc*): Delete.
25874 * config/s390/s390.c (s390_compare_emitted): Remove.
25875 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25876 s390_compare_emitted used to be handled. Assert that modes match.
25877 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25878 refer to sync_compare_and_swap_ccsi.
25879 * config/s390/s390.h (s390_compare_emitted): Remove.
25880 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25881 instead of s390_compare_emitted.
25882 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25883 instead of s390_compare_emitted.
25884 * config/s390/s390.md (cmpcc): New.
25885 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25886 CC_REGNUM, do not pretend it's set.
25887 (sync_compare_and_swap_cc*): Delete.
25888 * config/s390/predicates.md (cc_reg_operand): New.
25890 * expr.c (sync_compare_and_swap_cc): Delete.
25891 * optabs.h (sync_compare_and_swap_cc): Delete.
25892 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25893 is being used with can_compare_p.
25894 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25895 (find_cc_set): New.
25896 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25897 look for a MODE_CC set instead. Use emit_store_flag.
25898 (expand_compare_and_swap_loop): Likewise, with some additional
25899 complication to avoid a force_reg when useless. Use
25900 emit_cmp_and_jump_insns.
25901 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25902 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25903 sync_compare_and_swap documentation.
25905 2009-04-09 Jan Hubicka <jh@suse.cz>
25907 * except.c (find_prev_try): Break out from ....
25908 (duplicate_eh_regions): ... here; properly update prev_try pointers
25909 when duplication part of tree.
25910 (dump_eh_tree): Improve dumping.
25911 (verify_eh_region): New.
25912 (verify_eh_tree): Use it.
25914 2009-04-06 Richard Guenther <rguenther@suse.de>
25916 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25917 &ARRAY addresses by adjusting their types and prepending
25919 * tree-cfg.c (verify_gimple_assign_single): Verify that
25920 addresses are correct.
25922 2009-04-09 Richard Guenther <rguenther@suse.de>
25924 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25925 indices into an array reference if possible.
25926 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25927 Fold POINTER_PLUS_EXPR statements with invariant address.
25929 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25932 * config.gcc (powerpc64-*-linux*): Always build biarch.
25934 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25937 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25938 it and pedwarn if this results in an INTEGER_CST.
25940 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25942 * doc/install.texi: Update minimum GMP version. Remove obsolete
25943 text in MPFR section.
25945 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25947 * dwarf2out.c (class_scope_p): New static inline.
25948 (class_or_namespace_scope_p): Use it.
25949 (gen_variable_die): Use DW_TAG_member tag for static data member
25950 declarations instead of DW_TAG_variable.
25952 PR middle-end/39573
25953 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25956 2009-04-08 Richard Guenther <rguenther@suse.de>
25958 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25959 valueize random data.
25961 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25963 * config.gcc (aix tm_file): Add aix-stdint.h.
25964 (aix tm clause use_gcc_stdint): Set to wrap.
25965 * config/rs6000/aix-stdint.h: New file.
25967 2009-04-08 Richard Guenther <rguenther@suse.de>
25969 PR middle-end/36291
25970 * tree-dfa.c (add_referenced_var): Do not recurse into
25971 global initializers.
25972 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25974 (fold_const_aggregate_ref): Likewise.
25976 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25978 * recog.c (ordered_comparison_operator): New.
25979 * gensupport.c (std_preds): Add it.
25980 * doc/md.texi (Machine-Independent Predicates): Document it.
25982 2009-04-08 Jan Hubicka <jh@suse.cz>
25984 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25985 * function.h (rtl_eh): Remove exception_handler_label_map.
25986 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25987 remove_exception_handler_label, for_each_eh_label_1): Remove.
25988 (rtl_remove_unreachable_regions): Remove.
25989 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25990 (find_exception_handler_labels): Don't build the hashtable.
25991 (maybe_remove_eh_handler): Remove.
25992 (for_each_eh_label): Rewrite to walk the tree.
25993 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25994 * except.h (maybe_remove_eh_handler): Remove.
25995 * passes.c (init_optimization_passes): Schedule second EH cleanup
25997 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25998 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
26000 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
26002 * genoutput.c (validate_optab_operands): New.
26003 (gen_insn, gen_expand): Call it.
26005 * genflags.c (gen_insn): Detect misused iterators.
26006 (main): Pass line_no to gen_insn, exit with status 1 on error.
26008 * genextract.c (line_no): Make global.
26009 (VEC_safe_set_locstr): Change assertion to error message.
26010 (main): Exit with status 1 on error.
26012 2009-04-08 Joseph Myers <joseph@codesourcery.com>
26016 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26017 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26018 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
26019 * c-convert.c (convert): Do not call fold on results of conversion
26020 functions when the result is a C_MAYBE_CONST_EXPR.
26021 * c-parser.c (c_parser_postfix_expression): Do not fold condition
26022 of __builtin_choose_expr.
26023 * c-typeck.c (remove_c_maybe_const_expr): New.
26024 (build_unary_op, build_conditional_expr, build_compound_expr,
26025 build_binary_op, c_objc_common_truthvalue_conversion): Call
26026 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
26029 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
26031 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
26032 CODE to produce a new one. Add a prototype to use fold_convert_const
26034 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
26037 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
26038 mix declarations and code.
26040 2009-04-08 Ben Elliston <bje@au.ibm.com>
26042 * gcc.c: Replace `CC' with `GCC' throughout.
26044 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
26046 * doc/invoke.texi: Document Atom support.
26048 2009-04-07 Jason Merrill <jason@redhat.com>
26051 * c-common.h, c-common.c: Add flag_pretty_templates.
26052 * c-opts.c (c_common_handle_option): Set it.
26053 * c.opt: Add -fno-pretty-templates.
26054 * doc/invoke.texi (C++ Dialect Options): Likewise.
26056 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
26058 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
26059 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
26060 (ia64_expand_builtin): Likewise.
26062 2009-04-07 Martin Jambor <mjambor@suse.cz>
26064 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
26065 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
26066 ADDR_EXPRS are include too.
26068 2009-04-07 Richard Guenther <rguenther@suse.de>
26070 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
26071 decls are only used if passes as parameters or if they are
26072 local statics and the call is not to a builtin.
26073 (call_may_clobber_ref_p_1): Likewise.
26075 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26077 * expr.c (do_store_flag): Remove last argument. Simplify code
26078 to avoid duplication of tests already done by can_compare_p.
26079 (expand_expr_real_1): Adjust caller.
26081 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26083 * optabs.c (can_compare_p): Test the predicate of a
26084 cbranch and cstore pattern.
26086 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26088 * expr.c (convert_move): Use emit_store_flag instead of
26091 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26093 * config/i386/i386.c (ix86_compare_emitted): Remove.
26094 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
26095 ix86_compare_op0 like ix86_compare_emitted used to be handled.
26096 * config/i386/i386.h (ix86_compare_emitted): Remove.
26097 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
26098 instead of ix86_compare_emitted.
26099 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
26101 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
26103 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
26104 Add t-sysroot-suffix to tmake_file.
26105 * config/print-sysroot-suffix.sh: New file.
26106 * config/t-sysroot-suffix: New file.
26108 2009-04-07 Ben Elliston <bje@au.ibm.com>
26110 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
26111 as the latter produces a warning when the target does not support
26114 2009-04-07 Ben Elliston <bje@au.ibm.com>
26116 * dfp.c: Replace type punning assignments with memcpy throughout.
26117 * Makefile.in (dfp.o-warn): Remove.
26119 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26122 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26123 Include soft-fp/t-softfp after rs6000/t-linux64.
26125 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26127 * stor-layout.c (set_sizetype): Use the full precision of their
26128 machine mode for bitsize types.
26130 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26132 * config/i386/i386.md: Revert 2 accidental checkins.
26134 2009-04-06 Joey Ye <joey.ye@intel.com>
26135 Xuepeng Guo <xuepeng.guo@intel.com>
26136 H.J. Lu <hongjiu.lu@intel.com>
26138 Atom pipeline model, tuning and insn selection.
26139 * config.gcc (atom): Add atom config options and target.
26141 * config/i386/atom.md: New.
26143 * config/i386/i386.c (atom_cost): New cost.
26144 (m_ATOM): New macro flag.
26145 (initial_ix86_tune_features): Set m_ATOM.
26146 (x86_accumulate_outgoing_args): Likewise.
26147 (x86_arch_always_fancy_math_387): Likewise.
26148 (processor_target): Add Atom cost.
26149 (cpu_names): Add Atom cpu name.
26150 (override_options): Set Atom ISA.
26151 (ix86_issue_rate): New case PROCESSOR_ATOM.
26152 (ix86_adjust_cost): Likewise.
26154 * config/i386/i386.h (TARGET_ATOM): New target macro.
26155 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26156 (TARGET_OPT_AGU): New target option.
26157 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26158 (processor_type): Add PROCESSOR_ATOM.
26160 * config/i386/i386.md (cpu): Add new value "atom".
26161 (use_carry, movu): New attr.
26162 (atom.md): Include atom.md.
26163 (adddi3_carry_rex64): Set attr "use_carry".
26164 (addqi3_carry): Likewise.
26165 (addhi3_carry): Likewise.
26166 (addsi3_carry): Likewise.
26167 (*addsi3_carry_zext): Likewise.
26168 (subdi3_carry_rex64): Likewise.
26169 (subqi3_carry): Likewise.
26170 (subhi3_carry): Likewise.
26171 (subsi3_carry): Likewise.
26172 (x86_movdicc_0_m1_rex64): Likewise.
26173 (*x86_movdicc_0_m1_se): Likewise.
26174 (x86_movsicc_0_m1): Likewise.
26175 (*x86_movsicc_0_m1_se): Likewise.
26176 (*adddi_1_rex64): Emit add insn as much as possible.
26177 (*addsi_1): Likewise.
26178 (return_internal): Set atom_unit.
26179 (return_internal_long): Likewise.
26180 (return_pop_internal): Likewise.
26181 (*rcpsf2_sse): Set atom_sse_attr attr.
26182 (*qrt<mode>2_sse): Likewise.
26183 (*prefetch_sse): Likewise.
26185 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26187 (ix86_target_macros_internal): Likewise.
26189 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26190 (*prefetch_sse_rex): Likewise.
26191 (sse_rcpv4sf2): Likewise.
26192 (sse_vmrcpv4sf2): Likewise.
26193 (sse_sqrtv4sf2): Likewise.
26194 (<sse>_vmsqrt<mode>2): Likewise.
26195 (sse_ldmxcsr): Likewise.
26196 (sse_stmxcsr): Likewise.
26197 (*sse_sfence): Likewise.
26198 (sse2_clflush): Likewise.
26199 (*sse2_mfence): Likewise.
26200 (*sse2_lfence): Likewise.
26201 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26202 (<sse>_movup<ssemodesuffixf2c>): Likewise.
26203 (avx_movdqu<avxmodesuffix>): Likewise.
26204 (avx_lddqu<avxmodesuffix>): Likewise.
26205 (sse2_movntv2di): Change attr "type" to "ssemov".
26206 (sse2_movntsi): Likewise.
26207 (rsqrtv8sf2): Change attr "type" to "sseadd".
26208 (sse3_addsubv2df3): Set attr "atom_unit".
26209 (sse3_h<plusminus_insn>v4sf3): Likewise.
26210 (*sse2_pmaddwd): Likewise.
26211 (*vec_extractv2di_1_rex64): Likewise.
26212 (*vec_extractv2di_1_avx): Likewise.
26213 (sse2_psadbw): Likewise.
26214 (ssse3_phaddwv8hi3): Likewise.
26215 (ssse3_phaddwv4hi3): Likewise.
26216 (ssse3_phadddv4si3): Likewise.
26217 (ssse3_phadddv2si3): Likewise.
26218 (ssse3_phaddswv8hi3): Likewise.
26219 (ssse3_phaddswv4hi3): Likewise.
26220 (ssse3_phsubwv8hi3): Likewise.
26221 (ssse3_phsubwv4hi3): Likewise.
26222 (ssse3_phsubdv4si3): Likewise.
26223 (ssse3_phsubdv2si3): Likewise.
26224 (ssse3_phsubswv8hi3): Likewise.
26225 (ssse3_phsubswv4hi3): Likewise.
26226 (ssse3_pmaddubsw128): Likewise.
26227 (sse3_pmaddubsw: Likewise.
26228 (ssse3_palignrti): Likewise.
26229 (ssse3_palignrdi): Likewise.
26231 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
26233 * doc/install.texi (Specific): Fix two cross-references to MinGW.
26235 2009-04-06 Richard Guenther <rguenther@suse.de>
26237 PR tree-optimization/28868
26238 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26239 of which PHI results we inserted.
26240 (insert_into_preds_of_block): Record inserted PHIs.
26241 (eliminate): Eliminate redundant PHI nodes.
26242 (init_pre): Init inserted_phi_names.
26244 2009-04-06 Richard Guenther <rguenther@suse.de>
26246 PR tree-optimization/39643
26247 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26248 IMAGPART_EXPRs of complex constants.
26249 (execute_fold_all_builtins): If we folded a call queue
26250 TODO_update_address_taken.
26252 2009-04-06 Jan Hubicka <jh@suse.cz>
26254 PR middle-end/39659
26255 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26258 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26260 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26262 (ic_invalidate_array): Likewise.
26264 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26266 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26267 alignment for library calls.
26269 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26271 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26272 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26273 * config/i386/mingw-stdint.h: New file.
26275 2009-04-05 Richard Guenther <rguenther@suse.de>
26277 PR tree-optimization/39648
26278 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26279 our &A vs. &A[0] IL deficiencies.
26281 2009-04-04 Jan Hubicka <jh@suse.cz>
26283 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26284 removed toplevel regions.
26285 (sjlj_mark_call_sites): Likewise.
26287 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26289 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26290 (cygwin tm clause use_gcc_stdint): Set to wrap.
26291 * config/i386/cygwin-stdint.h: New file.
26293 2009-04-04 Richard Guenther <rguenther@suse.de>
26295 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26296 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26297 single-argument PHIs if we are in loop-closed SSA form.
26298 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26299 for the pre-condition.
26300 (slpeel_tree_peel_loop_to_edge): Likewise.
26301 (vect_build_loop_niters): Take an optional sequence to append stmts.
26302 (vect_generate_tmps_on_preheader): Likewise.
26303 (vect_do_peeling_for_loop_bound): Take extra guards for the
26305 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26306 the cost model check.
26307 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26308 guards if we are going to peel. Do not apply versioning in that case.
26309 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26310 (vect_do_peeling_for_loop_bound): Likewise.
26311 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26312 loop bound only record extra pre-conditions, do not apply loop
26315 2009-04-04 Richard Guenther <rguenther@suse.de>
26317 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26320 2009-04-04 Jan Hubicka <jh@suse.cz>
26322 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26323 last_basic_block for size of bb->index indexed array.
26324 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26325 compute_out, link_btr_uses, build_btr_def_use_webs,
26326 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26328 2009-04-04 Jan Hubicka <jh@suse.cz>
26330 * except.c (remove_eh_handler_and_replace): Break out from ...
26331 (remove_eh_handler): ... here.
26332 (bring_to_root): New function.
26333 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26334 handled ones, bring others to root of tree.
26336 2009-04-04 Jan Hubicka <jh@suse.cz>
26338 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26339 (all_phis_safe_to_merge): New function.
26340 (update_info): New structure.
26341 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26342 (cleanup_empty_eh): Update SSA if possible.
26344 2009-04-04 Richard Guenther <rguenther@suse.de>
26346 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26347 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26348 (append_vuse): Likewise.
26350 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26352 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26353 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26354 instead of REG_UNSAVED for DW_CFA_undefined.
26355 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26356 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26359 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26362 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26364 2009-04-04 Richard Guenther <rguenther@suse.de>
26366 PR tree-optimization/8781
26367 PR tree-optimization/37892
26368 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26369 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26370 (valueize_refs): Call it for *& valueizations.
26371 (shared_reference_ops_from_ref): Rename to ...
26372 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26373 (shared_reference_ops_from_call): Rename to ...
26374 (valueize_shared_reference_ops_from_call): ... this and valueize.
26375 (vn_reference_lookup): Update.
26376 (visit_reference_op_call): Likewise.
26377 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26378 (eliminate): Value-replace the call address in call statements.
26380 2009-04-04 Richard Guenther <rguenther@suse.de>
26382 PR tree-optimization/39636
26383 * tree-ssa-forwprop.c
26384 (forward_propagate_addr_into_variable_array_index): Check for
26385 GIMPLE_ASSIGN before accessing the rhs code.
26387 2009-04-03 Jason Merrill <jason@redhat.com>
26389 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26391 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26393 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26394 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26395 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26396 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26397 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26398 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26399 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26400 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26401 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26402 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26403 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26404 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26405 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26406 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26407 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26408 Use fr_reg_or_fp01_operand instead of fr_register_operand
26410 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26411 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26412 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26414 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26416 PR rtl-optimization/39607
26417 PR rtl-optimization/39631
26421 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26422 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26423 instead of DF_LR_OUT.
26424 * ira-lives.c (process_bb_node_lives): Ditto.
26425 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26426 instead of DF_LR_{OUT,IN}.
26427 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26428 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26430 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26432 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26433 (execute_lower_omp): Always run but take the short way out if -fopenmp
26435 (gate_lower_omp): Remove, forcing the pass manager to always run the
26436 pass and always set PROP_gimple_lomp.
26437 (pass_lower_omp): Remove gate function.
26438 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26439 PROP_trees. Instead, require it.
26440 * ipa-cp.c (pass_ipa_cp): Likewise.
26441 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26442 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26443 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26444 and PROP_gimple_leh.
26446 2009-04-03 Richard Guenther <rguenther@suse.de>
26448 PR middle-end/13146
26449 PR tree-optimization/23940
26450 PR tree-optimization/33237
26451 PR middle-end/33974
26452 PR middle-end/34093
26453 PR tree-optimization/36201
26454 PR tree-optimization/36230
26455 PR tree-optimization/38049
26456 PR tree-optimization/38207
26457 PR tree-optimization/38230
26458 PR tree-optimization/38301
26459 PR tree-optimization/38585
26460 PR middle-end/38895
26461 PR tree-optimization/38985
26462 PR tree-optimization/39299
26463 * tree-ssa-structalias.h: Remove.
26464 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26465 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26466 (struct vuse_element_d): Remove.
26467 (struct vuse_vec_d): Likewise.
26468 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26469 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26470 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26471 VUSE_ELEMENT_VAR): Likewise.
26472 (struct voptype_d): Likewise.
26473 (NUM_VOP_FREE_BUCKETS): Likewise.
26474 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26475 (struct stmt_operands_d): Remove.
26476 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26477 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26478 VDEF_NUM, VDEF_VECT): Likewise.
26479 (copy_virtual_operands): Remove.
26480 (operand_build_cmp): Likewise.
26481 (create_ssa_artificial_load_stmt): Likewise.
26482 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26483 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26484 vuse_index and mayuse_index members. Pack and move done and iter_type
26485 members to the front.
26486 (SSA_OP_VMAYUSE): Remove.
26487 (SSA_OP_VIRTUAL_USES): Adjust.
26488 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26489 (unlink_stmt_vdef): Declare.
26490 (add_to_addressable_set): Remove.
26491 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26492 (vrp_visit_stmt): Likewise.
26493 * doc/tree-ssa.texi (Alias analysis): Update.
26494 * doc/invoke.texi (max-aliased-vops): Remove docs.
26495 (avg-aliased-vops): Likewise.
26496 * tree-into-ssa.c (syms_to_rename): Remove.
26497 (need_to_update_vops_p): Likewise.
26498 (need_to_initialize_update_ssa_p): Rename to ...
26499 (update_ssa_initialized_fn): ... this. Track function we are
26501 (symbol_marked_for_renaming): Simplify.
26502 (add_new_name_mapping): Do not set need_to_update_vops_p.
26503 (dump_currdefs): Use SYMS_TO_RENAME.
26504 (rewrite_update_stmt): Always walk all uses/defs.
26505 (dump_update_ssa): Adjust.
26506 (init_update_ssa): Take function argument. Track what we are
26508 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26509 (create_new_def_for): Initialize for cfun, assert we are initialized
26511 (mark_sym_for_renaming): Simplify.
26512 (mark_set_for_renaming): Do not initialize update-ssa.
26513 (need_ssa_update_p): Simplify. Take function argument.
26514 (name_mappings_registered_p): Assert we ask for the correct function.
26515 (name_registered_for_update_p): Likewise.
26516 (ssa_names_to_replace): Likewise.
26517 (release_ssa_name_after_update_ssa): Likewise.
26518 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26519 (dump_decl_set): Do not print a newline.
26520 (debug_decl_set): Do it here.
26521 (dump_update_ssa): And here.
26522 * tree-ssa-loop-im.c (move_computations): Adjust.
26523 (movement_possibility): Likewise.
26524 (determine_max_movement): Likewise.
26525 (gather_mem_refs_stmt): Likewise.
26526 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26527 or NAME_MEMORY_TAG.
26528 * tree-complex.c (update_all_vops): Remove.
26529 (expand_complex_move): Adjust.
26530 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26531 Simplify test for memory referencing statement. Exclude
26532 non-invariant ADDR_EXPRs.
26533 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26534 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26535 (rdg_flag_uses): Likewise.
26536 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26538 (tree_optimize_tail_calls_1): Also split the
26539 edge from the entry block if we have degenerate PHI nodes in
26540 the first basic block.
26541 * tree.c (init_ttree): Remove memory-tag related code.
26542 (tree_code_size): Likewise.
26543 (tree_node_structure): Likewise.
26544 (build7_stat): Re-write to be build6_stat.
26545 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26546 (SSA_VAR_P): Adjust.
26547 (struct tree_memory_tag): Remove.
26548 (struct tree_memory_partition_tag): Likewise.
26549 (union tree_node): Adjust.
26550 (build7): Re-write to be build6.
26551 * tree-pass.h (pass_reset_cc_flags): Remove.
26552 (TODO_update_address_taken): New flag.
26553 (pass_simple_dse): Remove.
26554 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26555 * params.h (MAX_ALIASED_VOPS): Remove.
26556 (AVG_ALIASED_VOPS): Likewise.
26557 * omp-low.c (expand_omp_taskreg): Update SSA form.
26558 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26559 aliases the lhs in a copy stmt.
26560 * tree-ssa-dse.c (struct address_walk_data): Remove.
26561 (memory_ssa_name_same): Likewise.
26562 (memory_address_same): Likewise.
26563 (get_kill_of_stmt_lhs): Likewise.
26564 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26565 unused stores. Look through PHI nodes into post-dominated regions.
26566 (dse_optimize_stmt): Simplify. Properly remove stores.
26567 (tree_ssa_dse): Compute dominators.
26568 (execute_simple_dse): Remove.
26569 (pass_simple_dse): Likewise.
26570 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26571 gimple_loaded_syms and gimple_stored_syms computation.
26572 * toplev.c (dump_memory_report): Dump alias and pta stats.
26573 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26574 (vn_reference_eq): Likewise.
26575 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26576 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26577 valueize_vuses): Remove.
26578 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26579 (get_def_ref_stmt_vuse): ... this.
26580 (vn_reference_lookup_2): New function.
26581 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26582 walking equivalent vuses. Simplify.
26583 (vn_reference_lookup): Likewise.
26584 (vn_reference_insert): Likewise.
26585 (vn_reference_insert_pieces): Likewise.
26586 (visit_reference_op_call): Simplify.
26587 (visit_reference_op_load): Likewise.
26588 (visit_reference_op_store): Likewise.
26589 (init_scc_vn): Remove shared_lookup_vuses initialization.
26590 (free_scc_vn): Remove shared_lookup_vuses freeing.
26591 (sort_vuses, sort_vuses_heap): Remove.
26592 (get_ref_from_reference_ops): Export.
26593 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26594 vector with single vuse pointer.
26595 (vn_reference_lookup_pieces, vn_reference_lookup,
26596 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26597 (shared_vuses_from_stmt): Remove.
26598 (get_ref_from_reference_ops): Declare.
26599 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26600 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26601 memory-tag related code.
26602 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26603 (likely_value): Add comment, skip static-chain of call statements.
26604 (surely_varying_stmt_p): Adjust.
26605 (gimplify_and_update_call_from_tree): Likewise.
26606 (execute_fold_all_builtins): Do not rebuild alias info.
26607 (gimplify_and_update_call_from_tree): Properly update VOPs.
26608 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26609 (copy_ref_info): Remove memory-tag related code.
26610 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26611 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26612 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26614 * tree-ssa-dom.c (gimple_p): Remove typedef.
26615 (eliminate_redundant_computations): Adjust.
26616 (record_equivalences_from_stmt): Likewise.
26617 (avail_expr_hash): Likewise.
26618 (avail_expr_eq): Likewise.
26619 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26620 (stmt_makes_single_load): Likewise.
26621 (stmt_makes_single_store): Likewise.
26622 * tree-ssa-alias.c: Rewrite completely.
26623 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26624 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26625 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26626 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26627 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26628 Remove public functions.
26629 (pass_reset_cc_flags): Remove.
26630 (pass_build_alias): Move ...
26631 * tree-ssa-structalias.c (pass_build_alias): ... here.
26632 * tree-ssa-alias.c (may_be_aliased): Move ...
26633 * tree-flow-inline.h (may_be_aliased): ... here.
26634 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26635 count_uses_and_derefs): Move ...
26636 * gimple.c: ... here.
26637 * gimple.h (count_uses_and_derefs): Declare.
26638 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26639 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26640 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26641 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26642 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26643 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26644 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26646 * tree-dfa.c (refs_may_alias_p): Move ...
26647 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26648 * tree-ssa-alias.h: New file.
26649 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26650 (statement_sink_location): Likewise.
26651 * opts.c (decode_options): Do not adjust max-aliased-vops or
26652 avg-aliased-vops values.
26653 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26654 (TV_CALL_CLOBBER): Likewise.
26655 (TV_FLOW_SENSITIVE): Likewise.
26656 (TV_FLOW_INSENSITIVE): Likewise.
26657 (TV_MEMORY_PARTITIONING): Likewise.
26658 (TV_ALIAS_STMT_WALK): New timevar.
26659 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26660 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26661 (get_address_description): Remove memory-tag related code.
26662 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26663 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26664 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26665 and immediate uses in statements. Document.
26666 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26667 (dump_symbols): Remove.
26668 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26669 * alias.c (get_deref_alias_set): New function split out from ...
26670 (get_alias_set): ... here.
26671 * alias.h (get_deref_alias_set): Declare.
26672 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26673 type parameter. Remove restrict pointer handling. Create a
26674 ref-all pointer in case type-based alias sets do not conflict.
26675 (vect_analyze_data_refs): Remove SMT related code.
26676 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26677 (vectorizable_load): Likewise.
26678 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26679 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26680 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26681 Ignore vops and SMTs.
26682 (dr_analyze_alias): Likewise..
26683 (free_data_ref): Likewise.
26684 (create_data_ref): Likewise.
26685 (analyze_all_data_dependences): Likewise.
26686 (get_references_in_stmt): Adjust.
26687 * tree-flow-inline.h (gimple_aliases_computed_p,
26688 gimple_addressable_vars, gimple_call_clobbered_vars,
26689 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26690 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26691 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26692 gimple_mem_ref_stats): Remove.
26693 (gimple_vop): New function.
26694 (op_iter_next_use): Remove vuses and mayuses cases.
26695 (op_iter_next_def): Remove vdefs case.
26696 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26697 (clear_and_done_ssa_iter): Do not set removed fields.
26698 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26699 Assert we are not iterating over vuses or vdefs if not also
26700 iterating over uses or defs.
26701 (op_iter_init_use): Likewise.
26702 (op_iter_init_def): Likewise.
26703 (op_iter_next_vdef): Remove.
26704 (op_iter_next_mustdef): Likewise.
26705 (op_iter_init_vdef): Likewise.
26706 (compare_ssa_operands_equal): Likewise.
26707 (link_use_stmts_after): Handle vuse operand.
26708 (is_call_used): Use is_call_clobbered.
26709 (is_call_clobbered): Global variables are always call clobbered,
26710 query the call-clobbers bitmap.
26711 (mark_call_clobbered): Ignore global variables.
26712 (clear_call_clobbered): Likewise.
26713 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26714 virtual operands sanity check.
26715 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26717 (TARGET_MEM_REF): Remove TMR_TAG operand.
26718 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26719 Remove call-clobber related code.
26720 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26721 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26722 partitions or escape reason.
26723 (get_single_def_stmt, get_single_def_stmt_from_phi,
26724 get_single_def_stmt_with_phi): Remove.
26725 (dump_referenced_vars): Tidy.
26726 (get_ref_base_and_extent): Allow bare decls.
26727 (collect_dfa_stats): Adjust.
26728 * graphite.c (rename_variables_in_stmt): Adjust.
26729 (graphite_copy_stmts_from_block): Likewise.
26730 (translate_clast): Likewise.
26731 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26733 (translate_vuse_through_block): Use the oracle.
26734 (phi_translate_1): Adjust.
26735 (value_dies_in_block_x): Use the oracle. Cache the outcome
26737 (valid_in_sets): Check if the VUSE for
26738 a REFERENCE is available.
26739 (eliminate): Do not remove stmts during elimination,
26740 instead queue and remove them afterwards.
26741 (do_pre): Do not rebuild alias info.
26742 (pass_pre): Run TODO_rebuild_alias before PRE.
26743 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26744 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26745 (mark_all_v_defs_stmt): Remove.
26746 (mark_all_v_defs_seq): Adjust.
26747 (sra_replace): Likewise.
26748 (scalarize_use): Likewise.
26749 (scalarize_copy): Likewise.
26750 (scalarize_init): Likewise.
26751 (scalarize_ldst): Likewise.
26752 (todoflags): Remove.
26753 (tree_sra): Do not rebuild alias info.
26754 (tree_sra_early): Adjust.
26755 (pass_sra): Run TODO_update_address_taken before SRA.
26756 * tree-predcom.c (set_alias_info): Remove.
26757 (prepare_initializers_chain): Do not call it.
26758 (mark_virtual_ops_for_renaming): Adjust.
26759 (mark_virtual_ops_for_renaming_list): Remove.
26760 (initialize_root_vars): Adjust.
26761 (initialize_root_vars_lm): Likewise.
26762 (prepare_initializers_chain): Likewise.
26763 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26764 (may_propagate_copy_into_stmt): Likewise.
26765 (merge_alias_info): Do nothing for now.
26766 (propagate_tree_value_into_stmt): Adjust.
26767 (stmt_may_generate_copy): Likewise.
26768 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26769 not mark symbols for renaming.
26770 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26771 with the same statement, make sure to update the new pointed-to one.
26772 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26773 call statements, do not mark symbols for renaming.
26774 (mark_operand_necessary): Dump something.
26775 (ref_may_be_aliased): New function.
26776 (mark_aliased_reaching_defs_necessary_1): New helper function.
26777 (mark_aliased_reaching_defs_necessary): Likewise.
26778 (mark_all_reaching_defs_necessary_1): Likewise.
26779 (mark_all_reaching_defs_necessary): Likewise.
26780 (propagate_necessity): Do not process virtual PHIs. For
26781 non-aliased loads mark all reaching definitions as necessary.
26782 For aliased loads and stores mark the immediate dominating
26783 aliased clobbers as necessary.
26784 (visited): New global static.
26785 (perform_tree_ssa_dce): Free visited bitmap after propagating
26787 (remove_dead_phis): Perform simple dead virtual PHI removal.
26788 (remove_dead_stmt): Properly unlink virtual operands when
26790 (eliminate_unnecessary_stmts): Schedule PHI removal after
26792 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26793 (process_replaceable): Likewise.
26794 (find_replaceable_in_bb): Likewise.
26795 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26796 based on the single gimple vop.
26797 (verify_flow_insensitive_alias_info): Remove.
26798 (verify_flow_sensitive_alias_info): Likewise.
26799 (verify_call_clobbering): Likewise.
26800 (verify_memory_partitions): Likewise.
26801 (verify_alias_info): Likewise.
26802 (verify_ssa): Adjust..
26803 (execute_update_addresses_taken): Export. Update SSA
26804 manually. Optimize only when optimizing. Use a local bitmap.
26805 (pass_update_address_taken): Remove TODO_update_ssa, add
26807 (pass_update_address_taken): Just use TODO_update_address_taken.
26808 (init_tree_ssa): Do not initialize addressable_vars.
26809 (verify_ssa): Verify new VUSE / VDEF properties.
26810 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26811 Do not call verify_alias_info.
26812 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26813 Do not free the loaded and stored syms bitmaps. Reset the escaped
26814 and callused solutions. Do not free addressable_vars.
26815 Remove memory-tag related code.
26816 (warn_uninitialized_var): Aliases are always available.
26817 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26818 * lambda-code.c (can_put_in_inner_loop): Adjust.
26819 (can_put_after_inner_loop): Likewise.
26820 (perfect_nestify): Likewise.
26821 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26822 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26823 (vectorizable_conversion): Do not mark symbols for renaming.
26824 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26825 (expand_call_inline): Unlink the calls virtual operands before
26827 (tree_function_versioning): Do not call update_ssa if we are not
26828 updating clones. Simplify.
26829 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26830 (propagate_with_phi): Likewise..
26831 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26832 clobber code. Assert we are not aliased or global.
26833 * tree-flow.h: Include tree-ssa-alias.h
26834 (enum escape_type): Remove.
26835 (struct mem_sym_stats_d): Likewise.
26836 (struct mem_ref_stats_d): Likewise.
26837 (struct gimple_df): Add vop member. Remove global_var,
26838 call_clobbered_vars, call_used_vars, addressable_vars,
26839 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26840 escaped and callused members.
26841 (struct ptr_info_def): Remove all members, add points-to solution
26843 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26844 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26845 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26846 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26847 (tree-ssa-alias.o): Likewise.
26848 (toplev.o): Add tree-ssa-alias.h
26849 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26850 * gimple.c (gimple_set_bb): Fix off-by-one error.
26851 (is_gimple_reg): Do not handle memory tags.
26852 (gimple_copy): Also copy virtual operands.
26853 Delay updating the statement. Do not reset loaded and stored syms.
26854 (gimple_set_stored_syms): Remove.
26855 (gimple_set_loaded_syms): Likewise.
26856 (gimple_call_copy_skip_args): Copy the virtual operands
26857 and mark the new statement modified.
26858 * tree-ssa-structalias.c (may_alias_p): Remove.
26859 (set_uids_in_ptset): Take the alias set to prune with as
26860 parameter. Fold in the alias test of may_alias_p.
26861 (compute_points_to_sets): Compute whether a ptr is dereferenced
26862 in a local sbitmap.
26863 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26864 other ADDRESSOF constraints on the lhs.
26865 (get_constraint_for_component_ref): Assert that we don't get
26866 ADDRESSOF constraints from the base of the reference.
26867 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26868 (struct variable_info): Remove collapsed_to member.
26869 (get_varinfo_fc): Remove.
26870 (new_var_info): Do not set collapsed_to.
26871 (dump_constraint): Do not follow cycles.
26872 (dump_constraint_graph): Likewise.
26873 (build_pred_graph): Likewise.
26874 (build_succ_graph): Likewise.
26875 (rewrite_constraints): Likewise.
26876 (do_simple_structure_copy): Remove.
26877 (do_rhs_deref_structure_copy): Remove.
26878 (do_lhs_deref_structure_copy): Remove.
26879 (collapse_rest_of_var): Remove.
26880 (do_structure_copy): Re-implement.
26881 (pta_stats): New global variable.
26882 (dump_pta_stats): New function.
26883 (struct constraint_expr): Make offset signed.
26884 (UNKNOWN_OFFSET): Define special value.
26885 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26886 (solution_set_expand): New helper function split out from ...
26887 (do_sd_constraint): ... here.
26888 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26889 (do_ds_constraint): Likewise.
26890 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26891 and CALLUSED = *CALLUSED.
26892 (set_union_with_increment): Make inc argument signed.
26893 (type_safe): Remove.
26894 (get_constraint_for_ptr_offset): Handle unknown and negative
26896 (first_vi_for_offset): Handle offsets before start. Bail
26897 out early for offsets beyond the variable extent.
26898 (first_or_preceding_vi_for_offset): New function.
26899 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26900 Together with ESCAPED = *ESCAPED this properly computes reachability.
26901 (find_what_var_points_to): New function.
26902 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26903 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26904 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26905 pt_solutions_intersect): New functions.
26906 (compute_call_used_vars): Remove.
26907 (compute_may_aliases): New main entry into PTA computation.
26908 * gimple.h (gimple_p): New typedef.
26909 (struct gimple_statement_base): Remove references_memory_p.
26910 (struct gimple_statement_with_memory_ops_base): Remove
26911 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26913 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26914 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26915 gimple_set_references_memory): Remove.
26916 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26917 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26919 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26920 (verify_expr): Allow RESULT_DECL.
26921 (gimple_duplicate_bb): Do not copy virtual operands.
26922 (gimple_duplicate_sese_region): Adjust.
26923 (gimple_duplicate_sese_tail): Likewise.
26924 (mark_virtual_ops_in_region): Remove.
26925 (move_sese_region_to_fn): Do not call it.
26926 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26927 and pass_simple_dse.
26928 (execute_function_todo): Handle TODO_update_address_taken,
26929 call execute_update_addresses_taken for TODO_rebuild_alias.
26930 (execute_todo): Adjust.
26931 (execute_one_pass): Init dump files early.
26932 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26934 (create_general_new_stmt): Clear vops.
26935 * tree-ssa-reassoc.c (get_rank): Adjust.
26936 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26937 symbols for renaming.
26938 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26939 (PARAM_AVG_ALIASED_VOPS): Likewise.
26940 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26941 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26942 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26943 (operand_build_cmp, copy_virtual_operands,
26944 create_ssa_artificial_load_stmt, add_to_addressable_set,
26945 gimple_add_to_addresses_taken): Remove public functions.
26946 (unlink_stmt_vdef): New function.
26948 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26950 * config.gcc (powerpc-*-linux*): Merge variants.
26952 2009-04-02 Chao-ying Fu <fu@mips.com>
26953 James Grosbach <james.grosbach@microchip.com>
26955 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26956 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26958 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26959 keep_interrupts_masked_p, use_debug_exception_return_p.
26960 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26961 keep_interrupts_masked, use_debug_exception_return.
26962 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26963 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26965 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26966 (mips_print_operand): Process COP0 registers to print $0 .. $31
26967 correctly for GAS to process.
26968 (mips_interrupt_extra_call_saved_reg_p): New function.
26969 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26971 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26972 (mips_compute_frame_info): Add supports for interrupt context that
26973 includes doubleword accumulators and COP0 registers.
26974 (mips_for_each_saved_acc): New function.
26975 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26976 mips_for_each_saved_reg.
26977 (mips_save_reg): Save accumulators.
26978 (mips_kernel_reg_p): A new for_each_rtx callback.
26979 (mips_expand_prologue): Support interrupt handlers.
26980 (mips_restore_reg): Restore accumulators.
26981 (mips_expand_epilogue): Support interrupt handlers.
26982 (mips_can_use_return_insn): Return false for interrupt handlers.
26983 (mips_epilogue_uses): New function.
26984 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26985 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26986 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26987 cop0_move): New instructions.
26988 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26989 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26991 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26993 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26994 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26995 interrupt handlers, we use K0 as the temporary register.
26996 (EPILOGUE_USES): Change to a function call.
26997 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26998 handlers, we use K0 as the temporary register.
27000 * doc/extend.texi (Function Attributes): Document interrupt,
27001 use_shadow_register_set, keep_interrupts_masked,
27002 use_debug_exception_return for MIPS attributes.
27004 2009-04-03 Alan Modra <amodra@bigpond.net.au>
27006 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
27007 Remove a number of t-files from tmake_file.
27008 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
27009 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
27010 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
27011 target_prototype, not TARGET_PROTOTYPE.
27012 (LINK_OS_GNU_SPEC): Define.
27013 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
27014 and darwin-ldoubdle.c.
27016 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
27019 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
27020 (cpp_options): Ditto.
27021 (default_compilers): Ditto.
27022 (display_help): Ditto.
27023 (process_command): Ditto.
27024 (do_spec_1): Ditto.
27025 (set_input): Use lbasename instead of duplicate code.
27026 (save_temps_prefix): New static for -save-temps=obj.
27027 (save_temps_length): Ditto.
27029 * doc/invoke.texi (-save-temps=obj): Document new variant to
27030 -save-temps switch.
27032 2009-04-02 Jeff Law <law@redhat.com>
27034 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
27037 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27039 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
27040 * configure: Regenerated.
27042 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27044 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
27045 share the argument list.
27047 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27051 2009-02-12 Diego Novillo <dnovillo@google.com>
27053 * varpool.c (debug_varpool): New.
27054 * cgraph.h (debug_varpool): Declare.
27056 2009-04-02 Jan Hubicka <jh@suse.cz>
27058 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
27061 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27063 * config/i386/i386.c (ix86_abi): Move initialization to ...
27064 (override_options): Here.
27066 2009-04-02 Christian Bruel <christian.bruel@st.com>
27068 * config/sh/sh.c (sh_dwarf_register_span): New function.
27069 (TARGET_DWARF_REGISTER_SPAN): Define.
27070 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
27072 2009-04-02 Ira Rosen <irar@il.ibm.com>
27074 PR tree-optimization/39595
27075 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
27076 interleaved loads group is not greater than the SLP group size.
27078 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27080 * builtins.c (is_builtin_name): New.
27081 (called_as_built_in): Use is_builtin_name.
27082 * tree.h (is_builtin_name): New.
27083 * varasm.c (incorporeal_function_p): Use is_builtin_name
27085 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
27087 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
27089 2009-04-02 Dodji Seketeli <dodji@redhat.com>
27092 * c-decl.c (clone_underlying_type): Move this ...
27093 * c-common.c (set_underlying_type): ... here.
27094 Also, make sure the function properly sets TYPE_STUB_DECL() on
27095 the newly created typedef variant type.
27096 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
27097 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
27100 2009-04-02 Richard Guenther <rguenther@suse.de>
27102 PR tree-optimization/37221
27103 * tree-flow.h (degenerate_phi_result): Declare.
27104 * tree-ssa-dom.c (degenerate_phi_result): Export.
27105 * tree-scalar-evolution.c (analyze_initial_condition): If
27106 the initial condition is defined by a degenerate PHI node
27107 use the degenerate value.
27109 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
27111 PR rtl-optimization/39588
27112 * combine.c (merge_outer_ops): Do not set the constant when this
27114 (simplify_shift_const_1): Do not modify it either in this case.
27116 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27118 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27119 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27121 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27124 * c-lex.c (interpret_float): Default (no suffix) is double.
27126 2009-04-1 Xinliang David Li <davidxl@google.com>
27128 * config/i386/i386.c (legitimate_constant_p): Recognize
27129 all one vector constant.
27131 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27133 * config/vax/vax.c: Add #includes to silence warnings.
27134 Change #include order to silence two warnings.
27136 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27138 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27139 (ASM_SPEC): Pass -k to the assembler for PIC code.
27141 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27143 * config.gcc: Add vax-*-linux* to the switch.
27144 * config/vax/linux.h: New file. (TARGET_VERSION,
27145 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27147 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27149 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27150 Use predicate macros instead of GET_CODE() == foo.
27151 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27152 ashlsi3, rotrsi3, <unnamed>): Likewise.
27154 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27156 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27157 jbbccihi, jbbccisi): Remova trailing whitespace.
27158 * config/vax/constraints.md: Likewise.
27159 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27160 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27161 * config/vax/predicates.md: Likewise.
27162 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27163 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27164 * config/vax/vax.h: Likewise.
27165 * config/vax/vax.md (nonlocal_goto): Likewise.
27167 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27169 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27170 (indirectable_address_p, adjacent_operands_p): Add spaces around
27172 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27174 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27176 * config/vax/vax.c (legitimate_constant_address_p,
27177 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27178 index_term_p, reg_plus_index_p, legitimate_address_p,
27179 vax_mode_dependent_address_p): Update comments to match functions
27180 modified by the recent int->bool conversion.
27182 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27184 * config/vax/builtins.md: Update copyright message.
27185 * config/vax/constraints.md: Likewise.
27186 * config/vax/netbsd-elf.h: Likewise.
27187 * config/vax/predicates.md: Likewise.
27188 * config/vax/vax-protos.h: Likewise.
27189 * config/vax/vax.c: Likewise.
27190 * config/vax/vax.h: Likewise.
27191 * config/vax/vax.md: Likewise.
27192 * config/vax/vax.opt: Likewise.
27194 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27196 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27197 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27198 * config/vax/constraints.md (B, R): Likewise.
27199 * config/vax/predicates.md (external_memory_operand,
27200 nonimmediate_addsub_di_operand): Likewise.
27201 * config/vax/vax.c (vax_output_int_add): Likewise.
27202 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
27203 untyped_call): Likewise.
27205 2009-04-01 Matt Thomas <matt@3am-software.com>
27207 * config/vax/predicates.md: New file.
27208 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
27209 external_const_operand, nonsymbolic_operand, external_memory_operand,
27210 indirect_memory_operand, indexed_memory_operand,
27211 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
27212 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
27214 * config/vax/constraints.md: New file.
27215 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
27217 * config/vax/builtins.md: New file.
27218 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
27219 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
27221 * config/vax/vax.opt (mqmath): Add option.
27222 * config/vax/vax.md (isfx): Extend with DI.
27223 (VAXintQH, VAXintQHSD): Define.
27224 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
27225 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
27226 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
27227 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
27228 (movdi): Update constraints and use vax_output_int_move().
27229 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
27230 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
27231 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
27232 nonlocal_goto): New.
27233 (mov<mode>): Extend accepted operand types.
27234 (subdi3_old): Rename from subdi3, change update constraints and use
27235 a new implementation.
27236 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
27237 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27238 MOVE_RATIO, CLEAR_RATIO): Define.
27239 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27240 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27241 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27242 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27243 (split_quadword_operands): Make static and really allow variable
27245 (print_operand_address): Update for PIC generation.
27246 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27247 indexable_address_p, fixup_mathdi_operand,
27248 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27249 (vax_float_literal, legitimate_constant_p,
27250 indirectable_constant_address_p, index_term_p,
27251 reg_plus_index_p): Return bool instead of int.
27252 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27254 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27256 (vax_output_conditional_branch): Indent.
27257 (legitimate_constant_address_p, indirectable_constant_address_p,
27258 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27259 vax_mode_dependent_address_p): Return bool instead of int, update for
27261 * config/vax/vax-protos.h (legitimate_constant_address_p,
27262 legitimate_constant_p, legitimate_address_p,
27263 vax_mode_dependent_address_p): Change declaration to bool.
27264 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27265 vax_expand_addsub_di_operands, vax_output_int_subtract,
27266 vax_output_movmemsi): Declare.
27267 (split_quadword_operands, vax_float_literal): Delete declaration.
27268 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27269 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27270 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27271 ASM_OUTPUT_DWARF_PCREL): Define.
27272 (ASM_SPEC): Change definition to allow PIC generation.
27274 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27276 * doc/sourcebuild.texi: Update front-end requirements.
27278 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27281 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27282 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27283 (booldi3_internal3): Use boolean_or_operator instead of
27286 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27289 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27290 declarator whose size is not an integer constant expression but
27291 folds to an integer constant, then treat it as a constant
27294 2009-04-01 Richard Guenther <rguenther@suse.de>
27296 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27297 i * 4 + 2 to (i * 2 + 1) * 2.
27299 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27302 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27303 return if c_parser_asm_string_literal returned NULL.
27305 2009-04-01 Nick Clifton <nickc@redhat.com>
27307 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27309 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27310 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27311 other typedefs to avoid conflicts with libgcc2.c. Define labels
27312 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27314 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27315 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27318 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27320 * varasm.c (default_function_rodata_section): Declare DOT as
27323 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27324 Andrey Galkin <agalkin@hypercom.com>
27327 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27328 Make object_name unique for each process.
27330 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27333 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27334 addressable variables in the parallel that could go out of scope while
27335 running queued tasks.
27337 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27339 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27340 (CASE_VALUES_THRESHOLD): Redefine.
27341 * config/avr/avr.c (avr_override_options): Remove initialization of
27342 avr_case_values_threshold variable.
27343 (avr_case_values_threshold): Remove variable. Add new function.
27344 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27345 * config/avr/avr.opt (mno-tablejump): Remove option.
27346 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27348 2009-04-01 DJ Delorie <dj@redhat.com>
27350 * varasm.c (default_function_rodata_section): Don't assume
27351 anything about where the first '.' in the section name is.
27353 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27355 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27356 rs6000_emit_stack_tie.
27358 2009-03-31 Ian Lance Taylor <iant@google.com>
27360 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27361 gimple_code with GIMPLE_RESX, not RESX.
27363 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27365 * c-common.c (c_get_ident): New.
27366 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27368 2009-04-01 Ben Elliston <bje@au.ibm.com>
27370 * config/rs6000/sysv4.opt (msdata): Improve option description.
27372 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27374 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27375 (divdf3_internal_lat): Remove.
27376 (divxf3_internal_lat): Remove.
27377 (divxf3_internal_thr): Remove.
27378 (divxf): Use divxf3_internal.
27379 * config/ia64/div.md (divsf3_internal_lat): New.
27380 (divdf3_internal_lat): New.
27381 (divxf3_internal): New.
27383 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27386 * Makefile.in (USE_GCC_STDINT): Define.
27387 (stmp-int-hdrs): Install stdint.h if applicable.
27388 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27390 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27391 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27392 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27393 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27394 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27395 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27396 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27397 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27398 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27399 (c_common_nodes_and_builtins): Initialize
27400 underlying_wchar_type_node. Do not initialize
27401 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27402 nodes for new types.
27403 (c_stddef_cpp_builtins): Define macros for new types.
27404 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27406 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27407 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27408 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27409 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27410 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27411 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27412 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27413 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27414 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27415 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27416 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27417 int16_type_node, int32_type_node, int64_type_node,
27418 uint8_type_node, uint16_type_node, c_uint32_type_node,
27419 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27420 int_least32_type_node, int_least64_type_node,
27421 uint_least8_type_node, uint_least16_type_node,
27422 uint_least32_type_node, uint_least64_type_node,
27423 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27424 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27425 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27426 uintptr_type_node): Define.
27427 * c-cppbuiltin.c (builtin_define_constants,
27428 builtin_define_type_minmax): New.
27429 (builtin_define_stdint_macros): Define more macros.
27430 (c_cpp_builtins): Define more limit macros.
27431 (type_suffix): New.
27432 (builtin_define_type_max): Define in terms of
27433 builtin_define_type_minmax. Remove is_long parameter. All
27435 * config.gcc (use_gcc_stdint): Define.
27436 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27437 Add newlib-stdint.h for generic targets.
27438 * config/glibc-stdint.h, config/newlib-stdint.h,
27439 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27440 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27441 * config/score/score.h (UINTPTR_TYPE): Define.
27442 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27443 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27444 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27445 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27446 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27447 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27448 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27449 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27450 * config/spu/spu.h (STDINT_LONG32): Define.
27451 * configure.ac (use_gcc_stdint): Substitute.
27452 * configure: Regenerate.
27453 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27454 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27455 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27456 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27457 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27458 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27459 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27460 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27461 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27462 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27463 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27464 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27465 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27466 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27467 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27468 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27469 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27470 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27471 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27472 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27473 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27474 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27475 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27476 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27477 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27478 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27479 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27480 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27481 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27483 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27485 * loop-iv.c (suitable_set_for_replacement): Renamed from
27486 simplify_using_assignment; changed to return bool and to accept new
27487 args DEST and SRC. Return true iff we find a source/destination pair
27488 that can be used to make a replacement, and fill SRC and DEST if so.
27489 Remove arg ALTERED. Don't deal with altered regs here. All callers
27491 (simplify_using_initial_values): Deal with altered regs here and track
27492 more precisely the effect they have on the validity of our expression.
27494 * loop-iv.c (simplify_using_condition): A condition of the form
27495 (EQ REG CONST) can be used to simply make a substitution.
27496 (simplify_using_initial_values): Keep track of conditions we have seen
27497 and keep using them to simplify new expressions, while applying the
27498 same substitutions to them as to the expression.
27500 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27501 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27504 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27505 changed. Use this when trying to improve the upper bound.
27506 Generate the comparison by using simplify_gen_relational.
27508 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27510 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27512 (simplify_using_assignment, simplify_using_initial_values): Call
27513 replace_in_expr to make replacements. Call replace_single_def_regs
27514 once on the initial version of the expression.
27516 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27519 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27521 2009-03-31 Richard Guenther <rguenther@suse.de>
27523 PR middle-end/31029
27524 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27525 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27527 2009-03-31 Richard Guenther <rguenther@suse.de>
27529 * tree.h (div_if_zero_remainder): Declare.
27530 * fold-const.c (div_if_zero_remainder): Export.
27531 * tree-ssa-forwprop.c
27532 (forward_propagate_addr_into_variable_array_index): Handle
27533 constant array index addition outside of the variable index.
27535 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27538 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27539 define_splits, floatunssi<mode>2): Require x87 conversions from
27540 DImode to be permitted.
27542 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27544 PR preprocessor/15638
27545 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27547 2009-03-31 Richard Guenther <rguenther@suse.de>
27549 PR middle-end/23401
27550 PR middle-end/27810
27551 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27552 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27553 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27554 a separate statement.
27555 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27556 (lookup_tmp_var): Likewise.
27557 (is_gimple_formal_tmp_or_call_rhs): Remove.
27558 (is_gimple_reg_or_call_rhs): Rename to ...
27559 (is_gimple_reg_rhs_or_call): ... this.
27560 (is_gimple_mem_or_call_rhs): Rename to ...
27561 (is_gimple_mem_rhs_or_call): ... this.
27562 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27563 DECL_GIMPLE_REG_P only if is_formal is true.
27564 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27565 for non-proper post-modify expression gimplification.
27566 (gimplify_self_mod_expr): For post-modify expressions gimplify
27567 the lvalue to a minimal lvalue.
27568 (rhs_predicate_for): Remove formal temp case.
27569 (gimplify_modify_expr_rhs): Likewise.
27570 (gimplify_addr_expr): Use is_gimple_reg.
27571 (gimplify_expr): Remove formal temp cases.
27572 (gimple_regimplify_operands): Likewise.
27573 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27574 and FILTER_EXPR like constants.
27575 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27577 (is_gimple_formal_tmp_rhs): Remove.
27578 (is_gimple_reg_rhs): Remove special casing.
27579 (is_gimple_mem_rhs): Fix.
27580 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27581 (is_gimple_formal_tmp_var): Remove.
27582 (is_gimple_formal_tmp_reg): Likewise.
27583 (is_gimple_min_lval): Allow invariant component ref parts.
27584 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27585 is_gimple_formal_tmp_reg): Remove declarations.
27586 * tree-cfg.c (verify_expr): Verify that variables with address
27587 taken do not have DECL_GIMPLE_REG_P set.
27588 * tree-mudflap.c (mf_build_check_statement_for): Use
27589 force_gimple_operand instead of gimplify_expr.
27591 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27593 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27594 schedulable rows to compute_split_row.
27596 2009-03-31 Ben Elliston <bje@au.ibm.com>
27599 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27602 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27604 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27605 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27606 * configure: Regenerate.
27607 * config.in: Regenerate.
27608 * config/rs6000/rs6000.opt (mtls-markers): Add.
27609 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27610 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27611 (tls_ld_aix, tls_ld_sysv): Likewise.
27612 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27613 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27615 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27617 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27619 2009-03-30 Jan Hubicka <jh@suse.cz>
27621 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27623 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27624 detection and label handling.
27626 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27628 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27629 left_conflicts_size.
27630 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27631 ALLOCNO_LEFT_CONFLICTS_SIZE.
27633 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27634 remove_allocno_from_bucket_and_push,
27635 allocno_spill_priority_compare, push_allocnos_to_stack,
27636 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27637 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27638 (setup_allocno_left_conflicts_num): Ditto. Rename to
27639 setup_allocno_left_conflicts_size.
27640 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27641 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27642 setup_allocno_left_conflicts_size instead of
27643 setup_allocno_left_conflicts_num.
27645 * ira-build.c (ira_create_allocno): Use
27646 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27647 ALLOCNO_LEFT_CONFLICTS_NUM.
27649 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27651 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27652 instead of DF_LR_OUT.
27654 * ira-lives.c (process_bb_node_lives): Ditto.
27656 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27657 instead of DF_LR_{OUT,IN}.
27659 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27661 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27663 2009-03-30 Jan Hubicka <jh@suse.cz>
27665 * except.c (label_to_region_map): Fix thinko.
27667 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27669 PR middle-end/38237
27670 * tree.h (tree_find_value): New declaration.
27671 * tree.c (tree_find_value): New function.
27672 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27674 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27677 * c-decl.c (struct c_binding): Add locus field.
27678 (bind): Add locus argument, set locus field from it.
27679 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27680 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27681 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27682 implicitly_declare, undeclared_variable, lookup_label,
27683 declare_label, c_make_fname_decl, c_builtin_function,
27684 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27687 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27690 * config/i386/i386.c (classify_argument): Check total size of
27693 2009-03-30 Martin Jambor <mjambor@suse.cz>
27695 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27696 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27697 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27700 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27701 seen_variable_array_ref while also traversing a union.
27703 * tree-inline.c (optimize_inline_calls): Do not call
27704 cgraph_node_remove_callees.
27705 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27706 (pass_remove_cgraph_callee_edges): New variable.
27707 * passes.c (init_optimization_passes): Add
27708 pass_remove_cgraph_callee_edges after early inlining and before all
27709 late intraprocedural passes.
27711 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27713 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27715 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27716 Fix typos in names.
27718 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27720 * combine.c (simplify_comparison): Use have_insn_for.
27721 * dojump.c (do_jump): Likewise.
27723 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27725 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27726 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27727 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27728 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27729 instead of sparc_compare_emitted.
27730 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27731 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27732 instead of sparc_compare_emitted.
27734 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27736 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27737 enter/exit cfglayout mode.
27738 (pass_partition_block): Require it.
27739 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27740 (combine_instructions): Track basic blocks instead of labels.
27741 (update_cfg_for_uncondjump): New.
27742 (try_combine): Use it. Update jumps after rescanning.
27743 (pass_combine): Require PROP_cfglayout.
27744 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27746 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27748 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27749 Provide/destroy PROP_cfglayout respectively.
27750 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27751 * tree-pass.h (PROP_cfglayout): New.
27753 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27755 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27756 fold_convert_const_fixed_from_fixed,
27757 fold_convert_const_fixed_from_int,
27758 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27759 set TREE_CONSTANT_OVERFLOW.
27760 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27761 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27763 2009-03-30 Ira Rosen <irar@il.ibm.com>
27765 * tree-vect-loop-manip.c: New file.
27766 * tree-vectorizer.c: Update documentation and included files.
27767 (vect_loop_location): Make extern.
27768 (rename_use_op): Move to tree-vect-loop-manip.c
27769 (rename_variables_in_bb, rename_variables_in_loop,
27770 slpeel_update_phis_for_duplicate_loop,
27771 slpeel_update_phi_nodes_for_guard1,
27772 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27773 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27774 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27775 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27776 find_loop_location): Likewise.
27777 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27778 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27779 get_vectype_for_scalar_type, vect_is_simple_use,
27780 supportable_widening_operation, supportable_narrowing_operation):
27782 (bb_in_loop_p): Move to tree-vect-loop.c.
27783 (new_loop_vec_info, destroy_loop_vec_info,
27784 reduction_code_for_scalar_code, report_vect_op,
27785 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27786 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27787 (vect_supportable_dr_alignment): Likewise.
27788 * tree-vectorizer.h (tree-data-ref.h): Include.
27789 (vect_loop_location): Declare.
27790 Reorganize function declarations according to the new file structure.
27791 * tree-vect-loop.c: New file.
27792 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27793 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27794 * tree-vect-data-refs.c: New file.
27795 * tree-vect-patterns.c (timevar.h): Don't include.
27796 * tree-vect-stmts.c: New file.
27797 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27798 tree-vect-slp.c, tree-vect-loop.c.
27799 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27800 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27801 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27802 (tree-vect-analyze.o): Remove.
27803 (tree-vect-transform.o): Likewise.
27804 (tree-vect-data-refs.o): Add rule.
27805 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27806 tree-vect-slp.o): Likewise.
27807 (tree-vect-patterns.o): Remove redundant dependencies.
27808 (tree-vectorizer.o): Likewise.
27809 * tree-vect-slp.c: New file.
27811 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27813 * optc-gen.awk: Warn if an option flag has multiple different
27816 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27818 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27819 -floop-block): Document dependences on PPL, CLooG and Graphite.
27821 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27823 PR rtl-optimization/323
27824 * c-common.c (c_fully_fold, convert_and_check,
27825 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27826 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27827 * c-common.def (EXCESS_PRECISION_EXPR): New.
27828 * c-cppbuiltin.c (builtin_define_float_constants): Define
27829 constants with enough digits for long double.
27830 * c-lex.c (interpret_float): Interpret constant with excess
27831 precision where appropriate.
27832 * c-opts.c (c_common_post_options): Set
27833 flag_excess_precision_cmdline. Give an error for
27834 -fexcess-precision=standard for C++ for processors where the
27835 option is significant.
27836 * c-parser.c (c_parser_conditional_expression): Handle excess
27837 precision in condition.
27838 * c-typeck.c (convert_arguments): Handle arguments with excess
27840 (build_unary_op): Move excess precision outside operation.
27841 (build_conditional_expr): Likewise.
27842 (build_compound_expr): Likewise.
27843 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27844 (build_modify_expr): Handle excess precision in RHS.
27845 (convert_for_assignment): Handle excess precision in converted
27847 (digest_init, output_init_element, process_init_element): Handle
27848 excess precision in initializer.
27849 (c_finish_return): Handle excess precision in return value.
27850 (build_binary_op): Handle excess precision in operands and add
27851 excess precision as needed for operation.
27852 * common.opt (-fexcess-precision=): New option.
27853 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27854 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27855 For standard excess precision, output explicit conversion to and
27856 truncation from XFmode.
27857 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27858 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27859 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27860 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27861 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27862 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27863 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27864 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27865 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27866 define_splits, sqrt<mode>2): Disable where appropriate for
27867 standard excess precision.
27868 * convert.c (convert_to_real): Do not shorten arithmetic to type
27869 for which excess precision would be used.
27870 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27871 * doc/invoke.texi (-fexcess-precision=): Document option.
27872 (-mfpmath=): Correct index entry.
27873 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27874 flag_excess_precision): New.
27875 * langhooks.c (lhd_post_options): Set
27876 flag_excess_precision_cmdline.
27877 * opts.c (common_handle_option): Handle -fexcess-precision=.
27878 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27879 init_excess_precision): New.
27880 (lang_dependent_init_target): Call init_excess_precision.
27881 * tree.c (excess_precision_type): New.
27882 * tree.h (excess_precision_type): Declare.
27884 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27887 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27888 non-lvalue to component.
27890 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27892 PR preprocessor/34695
27893 * Makefile.in (c-opts.o): Depend on c-tree.h.
27894 * c-common.c: Move down include of diagnostic.h.
27895 (done_lexing, c_cpp_error): New.
27896 * c-common.h (done_lexing): Declare.
27897 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27899 * c-opts.c: Include c-tree.h.
27900 (c_common_init_options): Set preprocessor error callback.
27901 (c_common_handle_option): Do not set preprocessor
27902 inhibit_warnings, warnings_are_errors, warn_system_headers,
27903 pedantic_errors or inhibit_warnings flags.
27904 (c_common_post_options): Do not check cpp_errors (parse_in).
27905 (c_common_finish): Do not output dependencies if there were
27906 errors. Do not check return value of cpp_finish.
27907 * c-ppoutput.c (pp_file_change): Set input_location.
27908 * c-tree.h (c_cpp_error): Declare.
27909 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27911 (diagnostic_build_prefix): Check override_column.
27912 * diagnostic.h (diagnostic_info): Add override_column field.
27913 (diagnostic_override_column): Define.
27915 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27917 * c-common.c (c_expand_expr, c_staticp): Remove.
27918 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27919 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27920 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27921 * c-gimplify.c (gimplify_compound_literal_expr,
27922 optimize_compound_literals_in_ctor): Remove.
27923 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27924 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27925 * c-semantics.c (emit_local_var): Remove.
27927 * langhooks-def.h (lhd_expand_expr): Remove.
27928 * langhooks.c (lhd_expand_expr): Remove.
27929 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27931 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27932 handling from c-semantics.c; don't call into langhook.
27933 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27934 * gimplify.c (gimplify_compound_literal_expr,
27935 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27936 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27937 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27938 as was done in c-gimplify.c.
27939 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27940 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27941 Move from c-common.h.
27942 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27944 * tree.c (staticp): Do not call langhook.
27945 * langhooks.c (lhd_staticp): Delete.
27946 * langhooks-def.h (lhd_staticp): Delete prototype.
27947 (LANG_HOOKS_STATICP): Delete.
27948 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27950 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27951 instead of DECL_STMTs.
27953 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27961 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27963 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27964 contained expression.
27965 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27966 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27967 conditional expressions for C.
27968 (decl_constant_value_for_optimization): Move from
27969 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27970 whether optimizing and that the expression is a VAR_DECL not of
27971 array type instead of doing such checks in the caller. Do not
27972 check pedantic. Call gcc_unreachable for C++.
27973 * c-common.def (C_MAYBE_CONST_EXPR): New.
27974 * c-common.h (c_fully_fold, c_save_expr,
27975 decl_constant_value_for_optimization): New prototypes.
27976 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27977 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27978 EXPR_INT_CONST_OPERANDS): Define.
27979 * c-convert.c (convert): Strip nops from expression.
27980 * c-decl.c (groktypename): Take extra parameters expr and
27981 expr_const_operands. Update call to grokdeclarator.
27982 (start_decl): Update call to grokdeclarator. Add statement for
27983 expressions used in type of decl.
27984 (grokparm): Update call to grokdeclarator.
27985 (push_parm_decl): Update call to grokdeclarator.
27986 (build_compound_literal): Add parameter non_const and build a
27987 C_MAYBE_COSNT_EXPR if applicable.
27988 (grokdeclarator): Take extra parameters expr and
27989 expr_const_operands. Track expressions used in declaration
27990 specifiers and declarators. Fold array sizes and track whether
27991 they are constant expressions and whether they are integer
27992 constant expressions.
27993 (parser_xref_tag): Set expr and expr_const_operands fields in
27995 (grokfield): Update call to grokdeclarator.
27996 (start_function): Update call to grokdeclarator.
27997 (build_null_declspecs): Set expr and expr_const_operands fields in
27999 (declspecs_add_type): Handle expressions in typeof specifiers.
28000 * c-parser.c (c_parser_declspecs): Set expr and
28001 expr_const_operands fields for declaration specifiers.
28002 (c_parser_enum_specifier): Likewise.
28003 (c_parser_struct_or_union_specifier): Likewise.
28004 (c_parser_typeof_specifier): Likewise. Update call to
28005 groktypename. Fold expression as needed. Return expressions with
28006 type instead of adding statements.
28007 (c_parser_attributes): Update calls to c_parser_expr_list.
28008 (c_parser_statement_after_labels): Fold expression before passing
28009 to objc_build_throw_stmt.
28010 (c_parser_condition): Fold expression.
28011 (c_parser_asm_operands): Fold expression.
28012 (c_parser_conditional_expression): Use c_save_expr. Update call
28013 to build_conditional_expr.
28014 (c_parser_alignof_expression): Update call to groktypename.
28015 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
28016 original_code. Fold expression argument of va_arg. Create
28017 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
28018 argument to va_arg. Update calls to groktypename. Fold array
28019 index for offsetof. Verify that first argument to
28020 __builtin_choose_expr has integer type.
28021 (c_parser_postfix_expression_after_paren_type): Update calls to
28022 groktypename and build_compound_literal. Handle expressions with
28023 side effects in type name.
28024 (c_parser_postfix_expression_after_primary): Update call to
28025 c_parser_expr_list. Set original_code for calls to
28026 __builtin_constant_p.
28027 (c_parser_expr_list): Take extra parameter fold_p. Fold
28028 expressions if requested.
28029 (c_parser_objc_type_name): Update call to groktypename.
28030 (c_parser_objc_synchronized_statement): Fold expression.
28031 (c_parser_objc_receiver): Fold expression.
28032 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
28033 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
28034 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
28035 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
28036 (struct c_typespec): Add elements expr and expr_const_operands.
28037 (struct c_declspecs): Add elements expr and expr_const_operands.
28038 (groktypename, build_conditional_expr, build_compound_literal):
28040 (in_late_binary_op): Declare.
28041 * c-typeck.c (note_integer_operands): New function.
28042 (in_late_binary_op): New variable.
28043 (decl_constant_value_for_broken_optimization): Move to c-common.c
28044 and rename to decl_constant_value_for_optimization.
28045 (default_function_array_conversion): Do not strip nops.
28046 (default_conversion): Do not call
28047 decl_constant_value_for_broken_optimization.
28048 (build_array_ref): Do not fold result.
28049 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
28050 result when operand is a VLA.
28051 (c_expr_sizeof_type): Update call to groktypename. Handle
28052 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28053 result when operand names a VLA type.
28054 (build_function_call): Update call to build_compound_literal.
28055 Only fold result for calls to __builtin_* functions. Strip
28056 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28057 the function designator.
28058 (convert_arguments): Fold arguments. Update call to
28059 convert_for_assignment.
28060 (build_unary_op): Handle increment and decrement of
28061 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
28062 decrement earlier. Fold operand of increment and decrement.
28063 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
28064 built for integer operand. Wrap returns that are INTEGER_CSTs
28065 without being integer constant expressions or that have integer
28066 constant operands without being INTEGER_CSTs.
28067 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
28068 (build_conditional_expr): Add operand ifexp_bcp. Track whether
28069 result is an integer constant expression or can be used in
28070 unevaluated parts of one and avoid folding and wrap as
28071 appropriate. Fold operands before possibly doing -Wsign-compare
28073 (build_compound_expr): Wrap result for C99 if operands can be used
28074 in integer constant expressions.
28075 (build_c_cast): Update call to digest_init. Do not ignore
28076 overflow from casting floating-point constants to integers. Wrap
28077 results that could be confused with integer constant expressions,
28078 null pointer constants or floating-point constants.
28079 (c_cast_expr): Update call to groktypename. Handle expressions
28080 included in type name.
28081 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
28082 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
28083 Update calls to convert_for_assignment.
28084 (convert_for_assignment): Take new parameter
28085 null_pointer_constant. Do not strip nops or call
28086 decl_constant_value_for_broken_optimization. Set
28087 in_late_binary_op for conversions to boolean.
28088 (store_init_value): Update call to digest_init.
28089 (digest_init): Take new parameter null_pointer_constant. Do not
28090 call decl_constant_value_for_broken_optimization. pedwarn for
28091 initializers not constant expressions. Update calls to
28092 convert_for_assignment.
28093 (constructor_nonconst): New.
28094 (struct constructor_stack): Add nonconst element.
28095 (really_start_incremental_init, push_init_level, pop_init_level):
28096 Handle constructor_nonconst and nonconst element.
28097 (set_init_index): Call constant_expression_warning for array
28099 (output_init_element): Fold value. Set constructor_nonconst as
28100 applicable. pedwarn for initializers not constant expressions.
28101 Update call to digest_init. Call constant_expression_warning
28102 where constant initializers are required.
28103 (process_init_element): Use c_save_expr.
28104 (c_finish_goto_ptr): Fold expression.
28105 (c_finish_return): Fold return value. Update call to
28106 convert_for_assignment.
28107 (c_start_case): Fold switch expression.
28108 (c_process_expr_stmt): Fold expression.
28109 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
28110 ensure statement expression is not evaluated in constant expression.
28111 (build_binary_op): Track whether results are integer constant
28112 expressions or may occur in such, disable folding and wrap results
28113 as applicable. Fold operands for -Wsign-compare warnings unless
28115 (c_objc_common_truthvalue_conversion): Handle results folded to
28116 integer constants that are not integer constant expressions.
28117 * doc/extend.texi: Document when typeof operands are evaluated,
28118 that condition of __builtin_choose_expr is an integer constant
28119 expression, and more about use of __builtin_constant_p in
28122 2009-03-29 Richard Guenther <rguenther@suse.de>
28124 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28125 propagate addresses of array references.
28127 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28129 * regmove.c (perhaps_ends_bb_p): Remove.
28130 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28131 from INSN and check that the main loop stays within that basic block.
28132 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28133 (regmove_forward_pass): Split out from regmove_optimize. Use
28134 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28135 (regmove_backward_pass): Split out from regmove_optimize. Use
28136 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28137 (regmove_optimize): Simplify.
28139 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28142 * config/i386/i386.c (classify_argument): Ignore flexible array
28143 member in struct and warn ABI change.
28145 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28147 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28149 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28150 (ix86_adjust_cost): Updated.
28152 2009-03-29 Jan Hubicka <jh@suse.cz>
28154 PR middle-end/28850
28155 * tree-pass.h (pass_cleanup_eh): New function.
28156 (remove_unreachable_regions): Break code handling RTL
28157 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28158 that can not be reached by runtime.
28159 (can_be_reached_by_runtime): New function.
28160 (label_to_region_map): New function.
28161 (num_eh_regions): New function.
28162 (rtl_remove_unreachable_regions): New function.
28163 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28164 (remove_eh_region): New function.
28165 * except.h: Include sbitmap and vecprim.
28166 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28167 num_eh_regions): Declare.
28168 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28169 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28170 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28171 (tree_empty_eh_handler_p): New function.
28172 (cleanup_empty_eh): New function.
28173 (cleanup_eh): New function.
28174 (pass_cleanup_eh): New function.
28176 2009-03-29 Jan Hubicka <jh@suse.cz>
28178 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28179 for removed regions.
28181 2009-03-29 Jan Hubicka <jh@suse.cz>
28183 * except.c (dump_eh_tree): Dump all datastructures.
28185 2009-03-29 Jan Hubicka <jh@suse.cz>
28187 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28188 (duplicate_eh_regions_1): Likewise.
28189 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28190 vector; call EH verification.
28191 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28192 Be ready for region being removed.
28194 2009-03-29 Jan Hubicka <jh@suse.cz>
28196 * bitmap.c (bitmap_last_set_bit): New function.
28197 * bitmap.h (bitmap_last_set_bit): Declare.
28199 2009-03-29 David Ayers <ayers@fsfe.org>
28202 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
28203 by calling objc_compare_types and surpress warnings about
28204 incompatible C pointers that are compatible ObjC pointers.
28206 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
28208 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
28209 call initialize_inline_failed.
28210 (initialize_inline_failed): Move it from here ...
28211 * cgraph.c (initialize_inline_failed): ... to here.
28212 (cgraph_create_edge): Call initialize_inline_failed rather than
28213 setting inline_failed directly.
28215 2009-03-29 Ben Elliston <bje@au.ibm.com>
28218 * sysv4.opt (msdata): Improve comment.
28219 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
28220 * sysv4.h (SVR4_ASM_SPEC): Likewise.
28222 2009-03-29 Ben Elliston <bje@au.ibm.com>
28225 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
28226 load and store attributes.
28228 2009-03-29 Ben Elliston <bje@au.ibm.com>
28230 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
28231 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
28232 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
28233 * doc/extend.texi (X86 Built-in Functions): Add index entries for
28234 __builtin_infq and __builtin_huge_valq.
28236 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28238 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28240 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28241 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28243 2009-03-28 Xinliang David Li <davidxl@google.com>
28245 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28246 (do_dbg_cnt): New function.
28248 2009-03-28 Jan Hubicka <jh@suse.cz>
28250 Merge from pretty-ipa:
28252 2009-03-27 Jan Hubicka <jh@suse.cz>
28254 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28255 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28256 * passes.c (function_called_by_processed_nodes_p): New.
28257 * ipa-pure-const.c (check_call): Fix handling of operands.
28258 (analyze_function): Dump debug output for skipped bodies.
28259 (local_pure_const): Use function_called_by_processed_nodes_p.
28260 * dwarf2out.c (reference_to_unused): Use output.
28261 * passes.c (do_per_function_toporder): Likewise.
28263 2008-11-12 Jan Hubicka <jh@suse.cz>
28265 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28266 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28267 state_set_in_source enum
28268 (check_decl): Ignore memory tags; do not set fake looping flags;
28270 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28271 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28272 (check_call, analyze_function): Rewrite.
28274 (add_new_function): Update call of analyze_function.
28275 (generate_summary): Add call of analyze_function.
28276 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28277 (local_pure_const): New function.
28278 (pass_local_pure_const): New pass.
28279 * ipa-inline.c (inline_transform): Set after_inlining.
28280 * tree-eh.c (stmt_can_throw_external): New.
28281 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28282 work with aliasing built.
28283 * tree-flow.h (stmt_can_throw_external): New.
28284 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28285 and local pure/const pass in early and late optimization queue.
28287 2009-03-28 Martin Jambor <mjambor@suse.cz>
28289 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28291 (fold_binary): Allow function decl aligment consideration is the
28292 second argument is integer constant one.
28293 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28294 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28295 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28297 2009-03-28 Jan Hubicka <jh@suse.cz>
28299 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28300 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28301 * function.h (rtl_data): Add nothrow flag.
28302 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28303 set DECL_NOTHROW for AVAILABLE functions.
28305 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28307 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28308 following vector keyword has expansion starting with pixel or bool
28309 keyword, expand vector to __vector and pixel or bool to __pixel or
28313 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28314 warn_if_disallowed_function_p): Removed.
28315 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28316 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28317 warning_if_disallowed_function_p.
28318 * flags.h (warn_if_disallowed_function_p,
28319 warn_disallowed_functions): Removed.
28320 * common.opt (Wdisallowed-function-list=): Removed.
28321 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28323 2009-03-28 Richard Guenther <rguenther@suse.de>
28325 PR tree-optimization/38723
28326 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28329 2009-03-28 Jan Hubicka <jh@suse.cz>
28331 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28332 test introduced by my previous patch.
28334 2009-03-28 Richard Guenther <rguenther@suse.de>
28336 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28337 the PHIs value undefined.
28339 2009-03-28 Jan Hubicka <jh@suse.cz>
28341 * tree-pass.h (pass_fixup_cfg): New pass.
28342 * ipa-inline.c (inline_transform): Set
28343 always_inline_functions_inlined/after_inlining.
28344 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28345 (pass_fixup_cfg): New pass.
28346 * passes.c (init_optimization_passes): Add fixup_cfg.
28348 2009-03-28 Richard Guenther <rguenther@suse.de>
28350 PR tree-optimization/38458
28351 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28352 argument use the arguments copy-of value.
28354 2009-03-28 Richard Guenther <rguenther@suse.de>
28356 PR tree-optimization/38180
28357 * tree-ssa-ccp.c (get_default_value): Simplify.
28358 (likely_value): Likewise.
28359 (surely_varying_stmt_p): Properly handle VOP case.
28360 (ccp_initialize): Likewise.
28361 (ccp_fold): Handle propagating through *&.
28362 (fold_const_aggregate_ref): Also handle decls.
28364 2009-03-28 Jan Hubicka <jh@suse.cz>
28366 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28367 * cgraph.h (cgraph_node): Likewise.
28368 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28369 (cgraph_reset_node): Use process flag.
28370 (cgraph_mark_functions_to_output): Likewise.
28371 (cgraph_expand_function): Likewise.
28372 (cgraph_expand_all_functions): Likewise.
28373 (cgraph_output_in_order): Likewise.
28374 * dwarf2out.c (reference_to_unused): Likewise.
28375 * passes.c do_per_function_toporder): Likewise.
28377 2009-03-28 Jan Hubicka <jh@suse.cz>
28379 Bring from lto-branch:
28381 2008-09-03 Doug Kwan <dougkwan@google.com>
28383 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28384 enums instead of reason strings.
28385 * cgraph.c (cgraph_create_edge): Same.
28386 (cgraph_inline_failed_string): New function.
28387 * cgraph.h (cgraph_inline_failed_t): New enum type.
28388 (cgraph_inline_failed_string): New prototype.
28389 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28390 char pointer to cgraph_inline_failed_t.
28391 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28392 (cgraph_default_inline_p): Ditto.
28393 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28394 to cgraph_inline_failed_t pointer.
28395 * cif-code.def: New file.
28396 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28398 (cgraph_check_inline_limits): Change type of REASON to pointer to
28399 cgraph_inline_failed_t. Replace reason strings with enums.
28400 (cgraph_default_inline_p): Ditto.
28401 (cgraph_recursive_inlining_p): Ditto.
28402 (update_caller_keys): Change type of FAILED_REASON to
28403 cgraph_inline_failed_t.
28404 (cgraph_set_inline_failed): Change type of REASON to pointer to
28405 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28406 convert enums to strings for text output.
28407 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28408 to be of type cgraph_inline_failed_t. Replace reason strings with
28409 enums. Call cgraph_inline_failed_string to covert enums
28410 to strings for text output.
28411 (cgraph_decide_inlining): Replace reason strings with enums.
28412 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28413 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28415 * tree-inline.c (expand_call_inline): Change type of REASON
28416 to cgraph_inline_failed_t. Replace reason strings with enums.
28417 Call cgraph_inline_failed_string for text output.
28418 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28421 2009-03-28 Jan Hubicka <jh@suse.cz>
28423 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28424 cgraph_clone_node): Remove master clone handling.
28425 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28426 * cgraph.h (master_clone): Remove.
28427 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28428 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28429 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28431 2009-03-28 Jan Hubicka <jh@suse.cz>
28433 * cgraph.c (cgraph_function_body_availability): Functions declared
28434 inline are always safe to assume that it is not going to be replaced.
28436 2009-03-28 Richard Guenther <rguenther@suse.de>
28438 PR tree-optimization/38513
28439 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28440 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28441 EXC_PTR_EXPR and FILTER_EXPR.
28442 (get_ref_from_reference_ops): Likewise.
28444 2009-03-28 Richard Guenther <rguenther@suse.de>
28446 PR tree-optimization/38968
28447 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28448 Use FLOOR_MOD_EXPR to compute misalignment.
28450 2009-03-28 Richard Guenther <rguenther@suse.de>
28452 PR tree-optimization/37795
28453 * tree.h (combine_comparisons): Declare.
28454 * fold-const.c (combine_comparisons): Export.
28455 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28457 (ifcombine_iforif): Use combine_comparisons.
28459 2009-03-28 Jan Hubicka <jh@suse.cz>
28461 * tree-eh.c (inlinable_call_p): New function.
28462 (make_eh_edges): Use it.
28463 (verify_eh_edges): Use it.
28464 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28465 * except.c (reachable_next_level): Add inlinable_function argument
28466 (sjlj_find_directly_reachable_regions): Update.
28467 (add_reachable_handler): Do not set saw_any_handlers.
28468 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28469 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28470 Add new inlinable call parameter.
28471 (can_throw_internal, can_throw_external): Update.
28472 * except.h (can_throw_internal_1, can_throw_external_1,
28473 foreach_reachable_handler): Update declaration.
28475 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28477 * config/arm/t-arm-coff, config/h8300/coff.h,
28478 config/i386/i386-aout.h, config/i386/i386-coff.h,
28479 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28480 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28481 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28482 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28483 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28484 sys-types.h: Remove.
28485 * Makefile.in: Remove protoize and fixproto support and references
28487 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28488 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28490 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28491 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28492 unprotoize$(exeext).
28493 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28494 (.PHONY): Don't depend on proto.
28495 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28496 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28497 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28498 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28499 build/gen-protos.o, build/scan.o, xsys-protos.h,
28500 build/fix-header$(build_exeext), build/fix-header.o,
28501 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28502 stmp-install-fixproto): Remove.
28503 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28504 SYSCALLS.c or fixproto files.
28505 (install-common): Don't install protoize.
28506 (install-headers-tar, install-headers-cpio, install-headers-cp):
28507 Don't depend on $(STMP_FIXPROTO).
28508 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28509 install fixproto files or write out fixproto settings.
28510 (uninstall): Don't uninstall protoize.
28511 * config.gcc (use_fixproto): Remove.
28512 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28513 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28514 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28515 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28516 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28517 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28518 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28519 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28520 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28521 * config/t-vxworks (STMP_FIXPROTO): Remove.
28522 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28523 STMP_FIXPROTO): Remove.
28524 * config.in, configure: Regenerate.
28525 * crtstuff.c (gid_t, uid_t): Don't undefine.
28526 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28527 (arm-*-coff, arm-*-aout: Remove target entries.
28528 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28529 Remove mention of AIX 4.1.
28530 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28531 * doc/invoke.texi (Running Protoize): Remove.
28532 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28533 (Protoize Caveats): Remove.
28534 * tsystem.h: Update comments on headers assumed to exist.
28536 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28538 * genautomata.c: Add a new year to the copyright. Add a new
28540 (struct insn_reserv_decl): Add comments for member bypass_list.
28541 (find_bypass): Remove.
28542 (insert_bypass): New.
28543 (process_decls): Use insert_bypass.
28544 (output_internal_insn_latency_func): Output all bypasses with the
28545 same input insn in one switch case.
28547 * rtl.def (define_bypass): Describe bypass choice.
28548 * doc/md.texi (define_bypass): Ditto.
28550 2009-03-27 Richard Guenther <rguenther@suse.de>
28552 * gimplify.c (mark_addressable): Export.
28553 * tree-flow.h (mark_addressable): Declare.
28554 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28555 * tree-ssa.c (verify_phi_args): Verify that address taken
28556 variables have TREE_ADDRESSABLE set.
28558 2009-03-27 Richard Guenther <rguenther@suse.de>
28560 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28561 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28562 Do not mark decls TREE_ADDRESSABLE.
28563 (build_fold_addr_expr): Adjust.
28564 (fold_addr_expr): Remove.
28565 (fold_unary): Use build_fold_addr_expr.
28566 (fold_comparison): Likewise.
28567 (split_address_to_core_and_offset): Likewise.
28568 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28570 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28571 (gimplify_modify_expr_to_memcpy): Mark source and destination
28573 * omp-low.c (create_omp_child_function): Mark the object decl
28575 (lower_rec_input_clauses): Mark the var we take the address of
28577 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28579 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28581 PR middle-end/39315
28582 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28583 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28585 2009-03-27 Richard Guenther <rguenther@suse.de>
28587 PR tree-optimization/39120
28588 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28590 (handle_lhs_call): Process return constraints. Add escape
28591 constraints if necessary.
28592 (handle_const_call): Fill out return constraints. Make nested
28593 case more precise. Avoid consttmp if possible.
28594 (handle_pure_call): Fill out return constraints. Avoid
28595 callused if possible.
28596 (find_func_aliases): Simplify call handling.
28598 2009-03-27 Richard Guenther <rguenther@suse.de>
28600 PR tree-optimization/39120
28601 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28602 as a representative.
28603 (solve_graph): Do propagate CALLUSED.
28604 (handle_pure_call): Use a scalar constraint from CALLUSED for
28606 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28609 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28612 * c-common.c (handle_aligned_attribute): Properly check alignment
28613 overflow. Use (1U << i) instead of (1 << i).
28615 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28617 * expr.h (get_mem_align_offset): Updated.
28619 * tree.h (tree_decl_common): Change align to "unsigned int" and
28620 move it before pointer_alias_set.
28622 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28623 Jakub Jelinek <jakub@redhat.com>
28626 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28627 gr_register_operand with gr_reg_or_0_operand.
28628 (cmpxchg_rel_di): Likewise.
28629 (sync_lock_test_and_set<mode>): Likewise.
28631 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28633 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28634 (true_regnum): Likewise.
28636 * rtlanal.c (subreg_info): Moved to ...
28637 * rtl.h (subreg_info): Here. New.
28638 (subreg_get_info): New.
28640 * rtlanal.c (subreg_get_info): Make it extern.
28642 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28645 * config/i386/i386.c (ix86_abi): New.
28646 (override_options): Handle -mabi=.
28647 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28648 (ix86_call_abi_override): Likewise.
28649 (init_cumulative_args): Likewise.
28650 (function_arg_advance): Likewise.
28651 (function_arg_64): Likewise.
28652 (function_arg): Likewise.
28653 (ix86_pass_by_reference): Likewise.
28654 (ix86_function_value_regno_p): Likewise.
28655 (ix86_build_builtin_va_list_abi): Likewise.
28656 (setup_incoming_varargs_64): Likewise.
28657 (is_va_list_char_pointer): Likewise.
28658 (ix86_init_machine_status): Likewise.
28659 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28660 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28661 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28662 (ix86_function_abi): Make it static and return enum calling_abi.
28663 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28665 (ix86_fn_abi_va_list): Updated.
28667 * config/i386/i386.h (ix86_abi): New.
28668 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28669 (CONDITIONAL_REGISTER_USAGE): Likewise.
28670 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28671 (machine_function): Likewise.
28673 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28675 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28676 (STACK_BOUNDARY): Likewise.
28677 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28679 * config/i386/i386.opt (mabi=): New.
28681 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28682 return enum calling_abi.
28683 (ix86_function_type_abi): Likewise.
28684 (ix86_function_abi): Removed.
28686 * doc/invoke.texi: Document -mabi= option for x86.
28688 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28690 * builtins.c (real_dconstp): Delete.
28691 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28693 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28694 Jakub Jelinek <jakub@redhat.com>
28697 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28698 (gen_subprogram_die): When a function is explicit, generate the
28699 DW_AT_explicit attribute.
28700 * langhooks.h (struct lang_hooks_for_decls): Add
28701 function_decl_explicit_p langhook.
28702 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28703 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28705 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28707 * builtins.c (fold_builtin_memory_op): Optimize memmove
28708 into memcpy if we can prove source and destination don't overlap.
28710 * tree-inline.c: Include gt-tree-inline.h.
28711 (clone_fn_id_num): New variable.
28712 (clone_function_name): New function.
28713 (tree_function_versioning): Use it.
28714 * Makefile.in (GTFILES): Add tree-inline.c.
28716 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28718 * BASE-VER: Change to 4.5.0.
28720 2009-03-27 Xinliang David Li <davidxl@google.com>
28722 PR tree-optimization/39557
28723 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28725 2009-03-27 Xinliang David Li <davidxl@google.com>
28727 PR tree-optimization/39548
28728 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28731 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28733 * c-common.c (pointer_int_sum): Use %wd on return from
28736 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28738 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28739 on return from tree_low_cst.
28741 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28744 * ginclude/stdarg.h (va_copy): Define also for
28745 __GXX_EXPERIMENTAL_CXX0X__.
28747 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28750 * builtins.h (c_strlen): Do not warn here.
28751 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28752 * c-common.c (pointer_int_sum): Take an explicit location.
28753 Warn about offsets out of bounds.
28754 * c-common.h (pointer_int_sum): Adjust declaration.
28756 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28758 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28761 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28764 * opts.c (warn_if_disallowed_function_p): Don't assume
28765 get_callee_fndecl must return non-NULL.
28767 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28769 PR rtl-optimization/39522
28770 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28771 when reg_reloaded_valid is set.
28773 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28775 * config/spu/divv2df3.c: New file.
28776 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28777 (DPBIT_FUNCS): Filter out _div_df.
28779 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28781 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28782 a jump insn, count that jump in the distance to the loop start.
28784 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28787 * config/sh/sh.c (calc_live_regs): Fix condition for global
28788 registers except PIC_OFFSET_TABLE_REGNUM.
28790 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28793 * doc/invoke.texi (-mconsole): New.
28795 (-mno-cygwin): New.
28797 (-mnop-fun-dllimport): New.
28801 (sub section "i386 and x86-64 Windows Options"): New.
28803 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28805 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28806 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28808 2009-03-25 Richard Guenther <rguenther@suse.de>
28810 PR middle-end/39497
28811 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28814 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28816 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28817 neither of haifa/selective schedulers are working.
28819 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28821 * doc/invoke.texi (Debugging Options): Fix description of
28822 -fno-merge-debug-strings.
28824 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28826 * config/cris/libgcc.ver: New version-script.
28827 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28829 * configure.ac <GAS features, nop mnemonic>: Add pattern
28830 crisv32-*-* for "nop".
28831 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28832 * configure: Regenerate.
28834 2009-03-24 Ira Rosen <irar@il.ibm.com>
28836 PR tree-optimization/39529
28837 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28838 mark_sym_for_renaming for the tag copied to the new vector
28841 2009-03-24 Arthur Loiret <aloiret@debian.org>
28843 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28844 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28845 EXTRA_SPEC_FUNCTIONS.
28846 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28847 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28848 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28849 -march and -mtune options.
28851 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28853 * config/m68k/t-rtems: Add m5329 multilib.
28855 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28856 Jakub Jelinek <jakub@redhat.com>
28859 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28862 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28865 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28866 instead of c_parser_expression_conv, if original_code isn't one of the
28867 4 allowed comparison codes, fail.
28869 2009-03-23 Richard Guenther <rguenther@suse.de>
28871 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28872 * tree.h (struct tree_type): Likewise.
28873 * reload.h (struct insn_chain): Likewise.
28874 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28875 * function.h (struct function): Likewise.
28876 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28878 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28880 PR tree-optimization/39516
28881 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28883 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28885 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28886 should be set true if BITS_PER_WORD of target is bigger than 32
28888 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28890 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28891 Translate -B-options to -rpath-link. Correct existing
28892 rpath-link and conditionalize on !nostdlib.
28894 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28896 * doc/extend.texi (Function Attributes, Variable Attributes):
28898 * doc/invoke.texi (Debugging Options, Optimize Options)
28899 (i386 and x86-64 Options, MCore Options): Likewise.
28901 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28904 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28905 it for block local namespace aliases.
28906 (gen_decl_die): Pass context_die to gen_namespace_die.
28908 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28911 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28912 minimum or maximum value.
28914 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28916 * reginfo.c (globalize_reg): Recompute derived reg sets.
28918 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28921 * libgcc2.c (mprotect): Do not use signed arguments for
28922 VirtualProtect, use DWORD arguments. Also fix the 'may
28923 be used uninitialized' warning for the np variable.
28925 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28928 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28929 functions using regparm calling conventions when not optimizing.
28930 (ix86_function_sseregparm): Similarly for sseregparm calling
28933 2009-03-19 Li Feng <nemokingdom@gmail.com>
28935 PR middle-end/39500
28936 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28937 dependence if the first conflict is after niter iterations.
28939 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28941 PR middle-end/38609
28942 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28943 functions with dynamic stack-pointer adjustments.
28945 2009-03-19 Ben Elliston <bje@au.ibm.com>
28947 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28948 option; change to -msdata=data.
28950 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28952 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28955 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28958 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28960 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28962 * doc/invoke.texi (Code Gen Options): Expand discussion of
28965 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28967 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28968 * matrix-reorg.c (struct matrix_info): Likewise.
28969 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28970 * rtl.h (struct mem_attrs): Likewise.
28971 * df.h (struct df): Likewise.
28972 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28973 * ira-int.h (struct ira_allocno): Likewise.
28974 * df-scan.c (struct df_collection_rec): Likewise.
28975 * ira.c (struct equivalence): Likewise.
28976 * function.c (struct temp_slot): Likewise.
28977 * cfgloop.h (struct loop): Likewise.
28980 * function.c (use_register_for_decl): When not optimizing, disregard
28981 register keyword for variables with types containing methods.
28983 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28985 PR middle-end/39447
28986 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28987 (is_simple_operand): Call contains_component_ref_p before calling data
28988 reference analysis that would fail on COMPONENT_REFs.
28990 * tree-vrp.c (search_for_addr_array): Fix formatting.
28992 2009-03-18 Richard Guenther <rguenther@suse.de>
28994 * tree-vect-transform.c (vect_loop_versioning): Fold the
28995 generated comparisons.
28996 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28997 (slpeel_tree_peel_loop_to_edge): Likewise.
28999 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29001 PR middle-end/37805
29002 * opts.c (print_specific_help): In addition to `undocumented',
29003 accept `separate' and `joined' flags if passed alone. Describe
29004 output by the first matched one of those.
29005 (common_handle_option): Skip over empty strings.
29006 * gcc.c (display_help): Fix help string for `--help='.
29007 * doc/invoke.texi (Option Summary, Overall Options): With
29008 `--help=', classes and qualifiers can both be repeated, but
29009 only the latter can be negated. One should not pass only
29010 negated qualifiers. Fix markup and examples.
29013 2008-10-14 Jakub Jelinek <jakub@redhat.com>
29014 PR middle-end/37805
29015 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
29016 and -fhelp=separate.
29018 2009-03-17 Jing Yu <jingyu@google.com>
29020 PR middle-end/39378
29021 * function.h (struct rtl_data): Move is_thunk from here...
29022 (struct function): ...to here.
29023 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
29024 * varasm.c (assemble_start_function): Change is_thunk from crtl to
29026 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
29028 (alpha_does_function_need_gp, alpha_start_function): Likewise.
29029 (alpha_output_function_end_prologue): Likewise.
29030 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
29031 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
29032 (rs6000_output_function_epilogue): Likewise.
29033 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
29035 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
29038 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
29039 from different units in a single alternative.
29040 (*truncdfsf_i387): Ditto.
29041 (*truncxfsf2_mixed): Ditto.
29042 (*truncxfdf2_mixed): Ditto.
29044 2009-03-17 Jakub Jelinek <jakub@redhat.com>
29046 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
29047 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
29050 * tree-ssa-live.c (remove_unused_locals): Don't remove local
29051 unused non-artificial variables when not optimizing.
29054 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29055 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29056 NAMESPACE_DECL in its DECL_INITIAL.
29058 PR middle-end/39443
29059 * optabs.c (set_user_assembler_libfunc): New function.
29060 * expr.h (set_user_assembler_libfunc): New prototype.
29061 * c-common.c: Include libfuncs.h.
29062 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
29063 for memcmp, memset, memcpy, memmove and abort.
29064 * Makefile.in (c-common.o): Depend on libfuncs.h.
29067 * dwarf2out.c (gen_inlined_enumeration_type_die,
29068 gen_inlined_structure_type_die, gen_inlined_union_type_die,
29069 gen_tagged_type_instantiation_die): Removed.
29070 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
29073 2009-03-17 Janis Johnson <janis187@us.ibm.com>
29076 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
29078 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
29079 (check-parallel-%): Ditto.
29080 (check-consistency): Ditto.
29082 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
29084 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
29085 local variable rhs by NULL_TREE.
29087 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29090 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
29092 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29095 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
29097 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29100 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
29101 for ms->sysv ABI calls only in 64bit mode.
29103 * config/i386/i386.md (untyped_call): Support 32bit.
29105 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
29107 * doc/extend.texi: Replace x86_65 with x86_64.
29109 2009-03-16 Jakub Jelinek <jakub@redhat.com>
29111 PR tree-optimization/39455
29112 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29113 mismatches for POINTER_TYPE_P (type).
29114 (number_of_iterations_le): Likewise.
29116 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29118 * config/picochip/picochip.c: Removed profiling support.
29119 * config/picochip/picochip.md: Removed profiling instruction.
29120 * config/picochip/picochip.h: Removed profiling builtin.
29122 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29124 * doc/install.texi (--with-host-libstdcxx): Document.
29126 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29129 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29130 generate a warning if the function name does not begin with
29131 "__vector" and the function has either the 'signal' or 'interrupt'
29132 attribute, from here to ...
29133 (avr_declare_function_name): ...here. New function.
29134 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29135 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29137 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29140 * cse.c (fold_rtx): Don't modify original const_arg1 when
29141 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29142 separate variable instead.
29143 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29144 from out of range shift counts.
29145 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29147 2009-03-13 Catherine Moore <clm@codesourcery.com>
29149 * config/i386/x-mingw32 (host-mingw32.o): Replace
29150 diagnostic.h with $(DIAGNOSTIC_H).
29152 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29155 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29157 * config/i386/sync.md (sync_compare_and_swap<mode>,
29158 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29159 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29161 (sync_double_compare_and_swapdi_pic,
29162 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29163 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29165 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29168 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29170 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29173 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29174 (avx_addsubv4df3): Likewise.
29175 (*avx_addsubv4sf3): Likewise.
29176 (sse3_addsubv4sf3): Likewise.
29178 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29181 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29183 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29186 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29187 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29188 registers for allocnos created from user-defined variables.
29190 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29193 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29194 of non-integer mode as well.
29196 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29198 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29199 for functions for which the parameter types are unknown.
29201 2009-03-11 Jakub Jelinek <jakub@redhat.com>
29204 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
29205 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
29206 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
29207 * config/i386/i386.c (ix86_local_alignment): For
29208 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
29209 long long variables on the stack to avoid dynamic realignment.
29210 Allow the first argument to be a decl rather than type.
29211 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
29213 2009-03-11 Nick Clifton <nickc@redhat.com>
29216 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
29218 Add description to mno-lsim option.
29219 * config/mcore/mcore.h: Remove comment about deprecated m4align
29221 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
29222 * doc/invoke.texi: Add description of mno-lsim and
29223 mstack-increment options.
29225 * config/fr30/fr30.opt: Document the -mno-lsim option.
29226 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
29227 and -mno-lsim options.
29229 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29231 * fold-const.c (fold_comparison): Only call fold_inf_compare
29232 if the mode supports infinities.
29234 2009-03-11 Jason Merrill <jason@redhat.com>
29237 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29238 end already did. Notice GIMPLE_CALL modifications of the result.
29239 Don't copy debug information from an ignored decl or a decl from
29242 2009-03-10 Richard Guenther <rguenther@suse.de>
29243 Nathan Froyd <froydnj@codesourcery.com>
29245 PR middle-end/37850
29246 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29247 (__divMODE3): Likewise.
29249 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29251 PR tree-optimization/39394
29252 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29253 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29255 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29257 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29258 inline asms for register asm ("") declarations.
29260 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29262 * fold-const.c (fold_unary): Fix comment.
29264 2009-03-07 Jan Hubicka <jh@suse.cz>
29267 * tree-inline.c (setup_one_parameter): Do replacement of const
29268 argument by constant in SSA form.
29270 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29272 PR middle-end/38028
29273 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29274 determine alignment passed to assign_stack_local.
29275 (assign_parms_unsplit_complex): Likewise.
29276 * except.c (sjlj_build_landing_pads): Likewise.
29278 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29280 PR middle-end/39360
29281 * tree-flow.h (add_referenced_var): Return bool instead of void.
29282 * tree-dfa.c (add_referenced_var): Return result of
29283 referenced_var_check_and_insert call.
29284 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29285 of referenced_var_check_and_insert.
29288 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29289 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29290 DIE, don't emit it if abstract origin already has it.
29291 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29292 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29294 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29296 * genpreds.c (needs_variable): Fix parentheses at variable name
29298 (write_tm_constrs_h): Indent generated code.
29300 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29302 * doc/extend.texi (Function Attributes): Add documentation
29303 for isr attributes.
29305 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29308 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29309 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29311 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29313 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29316 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29319 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29320 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29322 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29324 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29325 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29326 constants instead of magic numbers.
29327 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29329 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29330 (x86_64_ms_abi_int_parameter_registers): Ditto.
29331 (x86_64_int_return_registers): Ditto.
29332 (ix86_maybe_switch_abi): Ditto.
29333 (ix86_expand_call): Ditto for clobbered_registers array.
29334 (ix86_hard_regno_mode_ok): Ditto.
29335 (x86_extended_QIreg_mentioned_p): Ditto.
29337 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29339 PR tree-optimization/39349
29340 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29342 * combine.c (gen_lowpart_for_combine): Use omode when generating
29345 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29347 PR rtl-optimization/39235
29348 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29350 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29352 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29354 2009-03-04 Richard Guenther <rguenther@suse.de>
29356 PR tree-optimization/39362
29357 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29358 that occur in abnormal PHIs should be varying.
29360 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29362 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29364 (simple_iv): Take loop as an argument instead of statement.
29365 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29366 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29368 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29370 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29371 * matrix-reorg.c (analyze_transpose): Ditto.
29372 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29373 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29374 * tree-predcom.c (ref_at_iteration): Ditto.
29375 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29377 2009-03-04 Richard Guenther <rguenther@suse.de>
29379 PR tree-optimization/39358
29380 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29381 escaped_id and callused_id.
29382 (solve_graph): Likewise.
29384 2009-03-04 Richard Guenther <rguenther@suse.de>
29386 PR tree-optimization/39339
29387 * tree-sra.c (try_instantiate_multiple_fields): Make it
29388 no longer ICE on the above.
29390 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29392 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29393 that fits within Pmode.
29395 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29397 PR middle-end/10109
29398 * tm.texi (LIBCALL_VALUE): Update description.
29400 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29402 PR middle-end/34443
29403 * doc/extend.texi (section): Update description.
29405 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29407 PR middle-end/39345
29408 * tree-inline.c (remapped_type): New.
29409 (can_be_nonlocal): Call remapped_type instead of remap_type.
29411 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29414 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29415 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29417 2009-03-03 Richard Guenther <rguenther@suse.de>
29419 PR middle-end/39272
29420 * tree.c (tree_nonartificial_location): New function.
29421 * tree.h (tree_nonartificial_location): Declare.
29422 * builtins.c (expand_builtin_memory_chk): Provide location
29423 of the call location for artificial function pieces.
29424 (maybe_emit_chk_warning): Likewise.
29425 (maybe_emit_sprintf_chk_warning): Likewise.
29426 (maybe_emit_free_warning): Likewise.
29427 * expr.c (expand_expr_real_1): Likewise.
29429 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29431 PR tree-optimization/39343
29432 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29433 COMPONENT_REF t has ARRAY_TYPE.
29435 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29437 PR middle-end/39335
29438 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29439 when the type precision of the induction variable should be
29440 larger than the type precision of nit.
29441 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29442 * graphite.c (graphite_loop_normal_form): Same.
29443 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29445 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29447 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29448 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29449 numbers to describe clobbered registers.
29450 (*call_value_0_rex64_ms_sysv): Ditto.
29451 * config/i386/mmx.md (mmx_emms): Ditto.
29452 (mmx_femms): Ditto.
29454 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29456 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29459 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29461 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29462 (spu_section_type_flags): New function.
29464 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29466 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29467 reg_class_contents of FLOAT_REGS into a temporary.
29469 2009-03-02 Richard Guenther <rguenther@suse.de>
29470 Ira Rosen <irar@il.ibm.com>
29472 PR tree-optimization/39318
29473 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29474 information to the vectorized statement.
29476 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29478 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29479 variable. Use defined names instead of magic constants for REX SSE
29482 2009-03-01 Richard Guenther <rguenther@suse.de>
29484 PR tree-optimization/39331
29485 * omp-low.c (lower_send_shared_vars): Do not receive new
29486 values for the reference of DECL_BY_REFERENCE parms or results.
29488 2009-03-01 Jan Hubicka <jh@suse.cz>
29491 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29492 BLOCK_NONLOCALIZED_VAR): New macros.
29493 (tree_block): Add nonlocalized_vars.
29494 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29495 gen_decl_die): Add origin argument. Allow generation of die with
29496 origin at hand only.
29497 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29498 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29500 (gen_block_die): Fix checking for unused blocks.
29501 (process_scope_var): Break out from .... ; work with origins only.
29502 (decls_for_scope) ... here; process nonlocalized list.
29503 (dwarf2out_ignore_block): Look for nonlocalized vars.
29504 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29506 (dump_scope_block): Dump them.
29507 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29508 (remap_block): Likewise.
29509 (can_be_nonlocal): New predicate.
29510 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29512 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29514 * configure: Regenerate.
29516 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29518 * optc-gen.awk: No need to duplicate option flags twice.
29519 Reuse help texts for duplicate options which do not have any.
29521 * gcc.c (display_help): Document --version.
29523 * gcc.c (main): If print_help_list and verbose_flag, ensure
29524 driver output comes before subprocess output.
29526 * optc-gen.awk: Assign all remaining fields to help string,
29527 space-separated, for multi-line help in *.opt.
29529 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29530 -Wno-pedantic-ms-format is for MinGW targets only.
29532 * doc/options.texi (Option file format): Fix bad indentation,
29533 restoring dropped sentence.
29535 2009-02-28 Jan Hubicka <jh@suse.cz>
29537 * tree-inline.c (tree_function_versioning): Output debug info.
29539 2009-02-28 Jan Hubicka <jh@suse.cz>
29542 * tree-inline.c (setup_one_parameter): Do not copy propagate
29543 arguments when not optimizing.
29545 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29548 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29549 (avx_addsubv4df3): Likewise.
29550 (*avx_addsubv4sf3): Likewise.
29551 (sse3_addsubv4sf3): Likewise.
29552 (*avx_addsubv2df3): Likewise.
29553 (sse3_addsubv2df3): Likewise.
29554 (avx_unpckhps256): Correct item selectors.
29555 (avx_unpcklps256): Likewise.
29556 (avx_unpckhpd256): Likewise.
29557 (avx_unpcklpd256): Likewise.
29559 2009-02-28 Jan Hubicka <jh@suse.cz>
29561 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29563 (copy_arguments_for_versioning): If var is declared don't declare it.
29564 (tree_function_versioning): First setup substitutions and then copy
29567 2009-02-27 Jan Hubicka <jh@suse.cz>
29570 * cgraph.h (varpool_output_debug_info): Remove.
29571 * cgraphunit.c (varpool_output_debug_info): Remove.
29572 * dwarf2out.c (deferred_locations_struct): New struct
29573 (deferred_locations): New type.
29574 (deferred_locations_list): New static var.
29575 (deffer_location): New function.
29576 (gen_variable_die): Use it.
29577 (decls_for_scope): Output info on local static vars.
29578 (dwarf2out_finish): Process deferred locations.
29579 * varpool.c (varpool_output_debug_info): Remove.
29581 2009-02-27 Jan Hubicka <jh@suse.cz>
29584 * tree.h (TREE_PROTECTED): Fix comment.
29585 (BLOCK_HANDLER_BLOCK): Remove.
29586 (struct tree_block): Remove handler_block add body_block.
29587 (inlined_function_outer_scope_p): New.
29588 (is_body_block): Remove.
29589 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29590 * dwarf2out.c (is_inlined_entry_point): Remove.
29591 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29592 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29594 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29595 * gimplify.c (gimplify_expr): Gimplify body blocks.
29596 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29597 block with multiple subblocks.
29598 (dump_scope_block): Prettier output; dump more flags and info.
29599 (dump_scope_blocks): New.
29600 (remove_unused_locals): Use dump_scope_blocks.
29601 * tree-flow.h (dump_scope_blocks): Declare.
29602 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29603 * stmt.c (is_body_block): Remove.
29604 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29605 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29607 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29609 PR middle-end/39308
29610 * graphite.c (graphite_loop_normal_form): Do not call
29611 number_of_iterations_exit from a gcc_assert.
29613 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29615 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29616 jumps if COND is NULL.
29617 (find_cond_jump): New function.
29618 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29619 * config/s390/s390.md: Remove z10_cobra attribute value.
29621 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29623 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29624 force_const_mem returns NULL_RTX.
29626 2009-02-26 Jan Hubicka <jh@suse.cz>
29629 * cgraph.h (varpool_output_debug_info): Remove.
29630 * cgraphunit.c (varpool_output_debug_info): Remove.
29631 * dwarf2out.c (deferred_locations_struct): New struct
29632 (deferred_locations): New type.
29633 (deferred_locations_list): New static var.
29634 (deffer_location): New function.
29635 (gen_variable_die): Use it.
29636 (decls_for_scope): Output info on local static vars.
29637 (dwarf2out_finish): Process deferred locations.
29638 * varpool.c (varpool_output_debug_info): Remove.
29640 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29642 PR rtl-optimization/39241
29643 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29644 to subreg_offset_representable_p.
29646 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29648 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29649 execute function prototype. Get f and nregs from max_reg_num
29650 and get_insns. Remove the first backward pass as it's dead,
29651 guard the forward pass by flag_expensive_optimizations.
29652 (rest_of_handle_regmove): Delete.
29653 (pass_regmove): Replace it with regmove_optimize.
29655 2009-02-25 Martin Jambor <mjambor@suse.cz>
29657 PR tree-optimization/39259
29658 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29659 calls_alloca function flags.
29660 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29661 calls are detected.
29663 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29665 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29666 flags_set_1_rtx, flags_set_1_set): Delete.
29667 (regmove_optimize): Do not call mark_flags_life_zones.
29669 2009-02-24 Julian Brown <julian@codesourcery.com>
29672 * config/arm/arm.c (require_pic_register): Only set
29673 cfun->machine->pic_reg once per function.
29675 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29677 * doc/invoke.texi (Link Options): Document an easier way to pass
29678 options that take arguments to the GNU linker using -Xlinker and -Wl.
29680 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29683 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29685 2009-02-24 Richard Guenther <rguenther@suse.de>
29688 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29690 2009-02-24 Richard Guenther <rguenther@suse.de>
29691 Zdenek Dvorak <ook@ucw.cz>
29693 PR tree-optimization/39233
29694 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29695 from converting them to a generic type.
29697 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29699 PR tree-optimization/39260
29700 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29701 contains a condition with a real type.
29702 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29704 2009-02-23 Jason Merrill <jason@redhat.com>
29707 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29708 narrowing_initializer_constant_valid_p.
29709 (narrowing_initializer_constant_valid_p): Don't return
29710 null_pointer_node for adding a pointer to itself.
29712 2009-02-23 Jan Hubicka <jh@suse.cz>
29715 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29718 2009-02-23 Jan Hubicka <jh@suse.cz>
29720 PR tree-optimization/37709
29721 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29722 * tree.h (block_ultimate_origin): Declare.
29723 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29724 * tree-ssa-live.c (remove_unused_scope_block_p):
29725 Eliminate blocks containig no instructions nor live variables nor
29727 (dump_scope_block): New function.
29728 (remove_unused_locals): Enable removal of dead blocks by default;
29729 enable dumping at TDF_DETAILS.
29731 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29733 * config/i386/i386.c (classify_argument): Don't allow COImode
29735 (function_arg_advance_32): Don't allow OImode.
29736 (function_arg_32): Likewise.
29737 (function_value_32): Likewise.
29738 (return_in_memory_32): Likewise.
29739 (function_arg_64): Remove OImode comment.
29741 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29744 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29745 ix86_expand_vector_set for V4DImode in 64bit mode only.
29746 (ix86_expand_vector_init_one_var): Likewise.
29748 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29750 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29752 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29755 * loop-iv.c: Revert last change.
29756 * emit-rtl.c: Likewise.
29758 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29761 * config/i386/i386.c (type_natural_mode): Remove an extra
29762 space in the warning message.
29763 (function_value_32): Handle 32-byte vector modes.
29764 (return_in_memory_32): Likewise.
29766 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29768 * loop-iv.c (truncate_value): New function.
29769 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29771 (lowpart_subreg): Move to...
29772 * emit-rtl.c: ...here.
29774 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29776 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29777 accidental and undocumented change at revision 140860.
29779 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29781 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29782 take gimple_seq * arguments.
29783 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29784 types_compatible_p langhook.
29786 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29787 Joseph Myers <joseph@codesourcery.com>
29789 * config/arm/arm.c (arm_builtin_va_list): New function.
29790 (arm_expand_builtin_va_start): Likewise.
29791 (arm_gimplify_va_arg_expr): Likewise.
29792 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29793 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29794 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29795 (va_list_type): New variable.
29796 (arm_mangle_type): Mangle va_list_type appropriately.
29798 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29800 PR middle-end/39157
29801 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29802 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29803 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29804 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29805 parameter to 1000 for -O1 by default.
29806 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29808 * loop-invariant.c: Include params.h.
29809 (move_loop_invariants): Don't call move_single_loop_invariants on
29812 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29814 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29815 offset when calculating bounds for indexing stack_usage_map. Fixes
29816 a buffer overflow with certain target setups.
29818 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29821 * calls.c (expand_call): Clear try_tail_call if caller and callee
29822 disagree in promotion of function return value.
29824 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29827 * c-common.c (c_determine_visibility): If visibility changed and
29828 DECL_RTL has been already set, call make_decl_rtl to update symbol
29831 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29834 * varasm.c (assemble_variable): Don't check DECL_NAME when
29835 globalizing a variable.
29837 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29840 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29841 expression before any __builtin_trap call.
29842 * c-typeck.c (build_function_call): Convert and check function
29843 arguments before generating a call to a trap. Evaluate the
29844 function arguments before the trap.
29846 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29849 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29850 (UNSPEC_FXAM_MEM): New unspec.
29851 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29852 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29853 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29855 2009-02-19 Richard Guenther <rguenther@suse.de>
29857 PR tree-optimization/39207
29858 PR tree-optimization/39074
29859 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29860 storedanything_tree): New.
29861 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29862 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29863 (build_succ_graph): Add edges from STOREDANYTHING to all
29865 (init_base_vars): Initialize STOREDANYTHING.
29866 (compute_points_to_sets): Free substitution info after
29867 building the succ graph.
29868 (ipa_pta_execute): Likewise.
29870 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29872 (do_ds_constraint): Do not add to special var or non-pointer
29874 (type_could_have_pointers): Split out from ...
29875 (could_have_pointers): ... here. For arrays use the element type.
29876 (create_variable_info_for): Initialize may_have_pointers.
29877 (new_var_info): Likewise.
29878 (handle_lhs_call): Make the HEAP variable unknown-sized.
29879 (intra_create_variable_infos): Use a type with pointers for
29880 PARM_NOALIAS, make it unknown-sized.
29882 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29885 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29887 2009-02-18 Jason Merrill <jason@redhat.com>
29890 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29891 value if DECL_EXTERNAL.
29892 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29893 * target.h (gcc_target::binds_local_p): Clarify "module".
29894 * tree.h (TREE_PUBLIC): Clarify "module".
29896 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29899 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29900 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29902 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29905 * c.opt (Wabi): Support C and ObjC.
29908 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29910 * config/i386/i386.c (classify_argument): Warn once about the ABI
29911 change when passing union with long double.
29913 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29915 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29918 * c-parser.c (c_parser_compound_statement): Always enter and leave
29921 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29924 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29926 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29928 PR tree-optimization/36922
29929 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29930 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29933 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29935 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29938 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29940 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29942 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29944 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29947 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29948 Richard Sandiford <rdsandiford@googlemail.com>
29950 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29951 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29952 (loongson_biadd): ...this.
29954 2009-02-17 Richard Guenther <rguenther@suse.de>
29956 PR tree-optimization/39202
29957 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29958 a var make sure to follow existing collapses.
29960 2009-02-17 Richard Guenther <rguenther@suse.de>
29962 PR middle-end/39214
29963 * langhooks.c (lhd_print_error_function): Check for NULL block.
29965 2009-02-17 Richard Guenther <rguenther@suse.de>
29967 PR tree-optimization/39204
29968 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29971 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29973 * config/soft-fp/double.h: Update from glibc CVS.
29975 2009-02-17 Richard Guenther <rguenther@suse.de>
29977 PR tree-optimization/39207
29978 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29979 strict-aliasing warnings for pointers pointing to NULL.
29981 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29984 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29985 skipping until next close brace.
29987 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29990 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29991 to function argument boundary.
29993 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29995 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29996 in the lea_add. Reload eventually constraints it properly.
29997 * config/picochip/constraints.md: Remove the target constraint
29998 "b", since it is not needed anymore.
30000 2009-02-16 Jakub Jelinek <jakub@redhat.com>
30002 * gthr-dce.h: Uglify function parameter and local variable names.
30003 * gthr-gnat.h: Likewise.
30004 * gthr-mipssde.h: Likewise.
30005 * gthr-nks.h: Likewise.
30006 * gthr-posix95.h: Likewise.
30007 * gthr-posix.h: Likewise.
30008 * gthr-rtems.h: Likewise.
30009 * gthr-single.h: Likewise.
30010 * gthr-solaris.h: Likewise.
30011 * gthr-tpf.h: Likewise.
30012 * gthr-vxworks.h: Likewise.
30013 * gthr-win32.h: Likewise.
30015 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
30018 * config/i386/i386.md: Restrict the new peephole2 to move
30019 between MMX/SSE registers.
30021 2009-02-15 Richard Guenther <rguenther@suse.de>
30024 2009-02-13 Richard Guenther <rguenther@suse.de>
30026 * configure.ac: Enable LFS.
30027 * configure: Re-generate.
30028 * config.in: Likewise.
30030 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30032 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
30033 spu_srqwbyte, spu_srqwbytebc): Define.
30034 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
30035 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
30036 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
30037 "shrqby_<mode>"): New insn-and-split patterns.
30038 * config/spu/spu.c (expand_builtin_args): Determine and return
30039 number of operands using spu_builtin_description data.
30040 (spu_expand_builtin_1): Use it.
30042 2009-02-13 Steve Ellcey <sje@cup.hp.com>
30045 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
30048 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30051 * config/i386/i386.c (override_options): Correct warning
30052 messages for -malign-loops, -malign-jumps and -malign-functions.
30054 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30057 * config/i386/i386.md: Restrict the new peephole2 to move
30058 between the general purpose registers.
30060 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30063 * config/i386/i386.c (type_natural_mode): Add a new argument.
30064 Return the original mode and warn ABI change if vector size is 32byte.
30065 (function_arg_advance): Updated.
30066 (function_arg): Likewise.
30067 (ix86_function_value): Likewise.
30068 (ix86_return_in_memory): Likewise.
30069 (ix86_sol10_return_in_memory): Likewise.
30070 (ix86_gimplify_va_arg): Likewise.
30071 (function_arg_32): Don't warn ABX ABI change here.
30072 (function_arg_64): Likewise.
30074 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
30076 * loop-iv.c (implies_p): In the final case, test that operands 0
30077 of the two comparisons match.
30079 * config/bfin/bfin.c (find_prev_insn_start): New function.
30080 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
30081 (find_next_insn_start): Move.
30083 2009-02-13 Richard Guenther <rguenther@suse.de>
30085 * configure.ac: Enable LFS.
30086 * configure: Re-generate.
30087 * config.in: Likewise.
30089 2009-02-13 Joseph Myers <joseph@codesourcery.com>
30092 * c-parser.c (c_parser_parms_list_declarator): Discard pending
30093 sizes on syntax error after some arguments have been parsed.
30095 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30097 * doc/invoke.texi (-fira): Remove.
30099 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30101 * caller-save.c: Replace regclass.c with reginfo.c in comments.
30102 * recog.c: Likewise.
30105 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
30107 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
30108 (umul_ppmm): Likewise.
30109 (count_leading_zeros): Likewise.
30110 (count_trailing_zeros): Likewise.
30111 (UMUL_TIME): Likewise.
30113 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30115 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30116 soft-fp/t-softfp to tmake_file.
30118 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30119 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30120 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30121 IA64_BUILTIN_INFQ]: New.
30122 (ia64_init_builtins): Initialize __builtin_infq,
30123 __builtin_fabsq and __builtin_copysignq if not HPUX.
30124 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30125 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30127 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30129 (__fixtfti): Likewise.
30130 (__fixunstfti): Likewise.
30131 (__floattitf): Likewise.
30133 * config/ia64/libgcc-glibc.ver: New.
30134 * config/ia64/t-fprules-softfp: Likewise.
30135 * config/ia64/sfp-machine.h: Likewise.
30137 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30138 (LIBGCC2_TF_CEXT): Likewise.
30139 (TF_SIZE): Likewise.
30140 (TARGET_INIT_LIBFUNCS): Likewise.
30142 * config/ia64/t-glibc (SHLINB_MAPFILES):
30143 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30145 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30147 * config/i386/i386.c (construct_container): Rewrite processing
30148 BLKmode with X86_64_SSE_CLASS.
30150 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30153 * config/i386/i386.md: Replace simplify_replace_rtx with
30154 replace_rtx in the new peephole2.
30156 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30158 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30159 loop unrolling do not happen at -O2.
30161 2009-02-12 Michael Matz <matz@suse.de>
30163 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30165 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30167 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30170 2009-02-12 Ben Elliston <bje@au.ibm.com>
30172 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30173 patterns when updating the back chain. Missed in the 2009-02-10
30176 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30178 * doc/extend.texi (Decimal Floating Types): Update identifier of
30179 draft TR and list of missing support.
30181 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30183 PR middle-end/39154
30184 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30185 bit to variable length decl's flags, add it also to its
30186 pointer replacement variable.
30188 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30189 Jakub Jelinek <jakub@redhat.com>
30192 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30193 (memory_blockage): New expander.
30194 (*memory_blockage): New insn pattern.
30195 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30196 instead of general blockage at the end of function prologue when
30197 frame pointer is used to access red zone area. Do not emit blockage
30198 when profiling, it is emitted in generic code.
30199 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30200 function epilogue when frame pointer is used to access red zone area.
30202 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
30205 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
30206 by arithmetic with memory operands.
30207 * config/i386/predicates.md (commutative_operator): New.
30209 2009-02-10 Janis Johnson <janis187@us.ibm.com>
30211 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
30214 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
30216 * alias.h (record_alias_subset): Declare.
30217 * alias.c (record_alias_subset): Make global.
30219 2009-02-10 Nick Clifton <nickc@redhat.com>
30221 * tree-parloops.c: Change license to GPLv3.
30222 * ipa-struct-reorg.c: Change license to GPLv3.
30223 * ipa-struct-reorg.h: Change license to GPLv3.
30225 2009-02-10 Steve Ellcey <sje@cup.hp.com>
30228 * c-decl.c (start_struct): Return NULL on error.
30230 2009-02-10 Jakub Jelinek <jakub@redhat.com>
30232 PR middle-end/39124
30233 * cfgloopmanip.c (remove_path): Call remove_bbs after
30234 cancel_loop_tree, not before it.
30237 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30238 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30239 VAR_DECLs were seen.
30240 * tree-ssa-live.c (remove_unused_locals): Recompute
30241 cfun->has_local_explicit_reg_vars.
30242 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30243 copies or clearings if cfun->has_local_explicit_reg_vars.
30245 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30248 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30249 of function prologue when frame pointer is used to access
30252 2009-02-10 Richard Guenther <rguenther@suse.de>
30254 PR middle-end/39127
30255 * gimplify.c (gimple_regimplify_operands): Always look if
30256 we need to create a temporary.
30258 2009-02-10 Richard Guenther <rguenther@suse.de>
30260 PR tree-optimization/39132
30261 * tree-loop-distribution.c (todo): New global var.
30262 (generate_memset_zero): Trigger TODO_rebuild_alias.
30263 (tree_loop_distribution): Return todo.
30265 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30268 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30269 (x86_64_reg_class_name): Removed.
30270 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30271 first one isn't X86_64_SSE_CLASS or any other ones aren't
30272 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30273 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30274 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30275 and 3 X86_64_SSEUP_CLASS.
30276 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30277 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30279 2009-02-10 Ben Elliston <bje@au.ibm.com>
30281 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30282 form instruction to update the stack back chain word, even if the
30283 user has disabled the generation of update instructions.
30284 (movdi_<mode>_update_stack): New.
30285 (movsi_update_stack): Likewise.
30286 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30287 always use an update form instruction to update the stack back
30290 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30292 PR middle-end/38953
30293 * graphite.c (if_region_set_false_region): After moving a region in
30294 the false branch of a condition, remove the empty dummy basic block.
30295 (gloog): Remove wrong fix for PR38953.
30297 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30299 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30300 generation due to implicit sign extension.
30302 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30304 PR middle-end/38981
30305 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30306 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30308 2009-02-09 Richard Guenther <rguenther@suse.de>
30310 PR middle-end/35202
30311 * convert.c (convert_to_real): Disable (float)fn((double)x)
30312 to fnf(x) conversion if errno differences may occur and
30313 -fmath-errno is set.
30315 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30317 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30318 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30319 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30321 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30324 * c-common.c (handle_alias_attribute): Disallow attribute for
30325 anything not a FUNCTION_DECL or VAR_DECL.
30327 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30330 * real.c (do_compare): Special-case compare of zero against
30331 decimal float value.
30333 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30336 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30337 as indicating flexible array members unless the field itself is
30338 being declarared as the incomplete array.
30340 2009-02-06 Jan Hubicka <jh@suse.cz>
30342 PR tree-optimization/38844
30343 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30344 is already inlined.
30346 2009-02-06 Richard Guenther <rguenther@suse.de>
30348 PR middle-end/38977
30349 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30350 fork because we may expand it as __gcov_fork.
30352 2009-02-06 Nick Clifton <nickc@redhat.com>
30354 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30356 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30358 PR tree-optimization/35659
30359 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30360 vn_phi_eq): Shortcut if hashcode does not match.
30361 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30363 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30364 and avoid iterative_hash_expr.
30365 (FOR_EACH_VALUE_ID_IN_SET): New.
30366 (value_id_compare): Remove.
30367 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30368 sort expressions by value id.
30370 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30373 * config/sh/predicates.md (general_movsrc_operand): Don't check
30374 the subreg of system registers here.
30376 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30379 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30380 on the copied decl.
30382 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30384 PR rtl-optimization/39110
30385 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30386 addresses, not aligned ones.
30388 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30389 Richard Guenther <rguenther@suse.de>
30391 PR tree-optimization/39100
30392 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30393 comment says and add edges.
30395 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30398 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30399 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30401 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30403 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30404 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30405 register_bb_in_sese, new_sese, free_sese): Moved.
30406 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30407 outermost_loop_in_scop, build_scop_iteration_domain,
30408 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30409 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30410 Use loop_in_sese_p instead of loop_in_scop_p.
30411 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30412 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30413 (scopdet_basic_block_info): Fix bug in scop detection.
30414 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30415 eq_loop_to_cloog_loop): Remove.
30416 (nb_loops_around_loop_in_scop, nb_loop
30417 ref_nb_loops): Moved here...
30418 * graphite.h (ref_nb_loops): ... from here.
30419 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30420 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30421 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30423 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30424 Hans-Peter Nilsson <hp@axis.com>
30426 PR rtl-optimization/37889
30427 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30428 Move offset handling from PLUS to before the switch. Use new
30429 arguments when considering SYMBOL_REFs too.
30430 (rtx_addr_can_trap_p): Pass dummy offset and size.
30431 (enum may_trap_p_flags): Remove.
30432 (may_trap_p_1): Pass size from MEM_SIZE.
30434 PR rtl-optimization/38921
30435 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30436 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30437 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30438 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30440 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30442 AVX Programming Reference (January, 2009)
30443 * config/i386/sse.md (*vpclmulqdq): New.
30445 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30447 PR tree-optimization/38977
30448 PR gcov-profile/38292
30449 * calls.c (special_function_p): Disregard __builtin_ prefix.
30451 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30453 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30454 non-indexable addresses even before reload.
30456 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30459 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30460 as having variable size. Do not give an error for unnamed
30461 parameters with [*] declarators. Give a warning for type names
30462 with [*] declarators and mark them as variable size.
30463 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30464 for sizeof applied to [*] type names.
30466 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30469 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30471 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30473 * gcc.c (process_command): Update copyright notice dates.
30474 * gcov.c (print_version): Likewise.
30475 * gcov-dump.c (print_version): Likewise.
30476 * mips-tfile.c (main): Likewise.
30477 * mips-tdump.c (main): Likewise.
30479 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30482 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30483 for composite type involving a zero-length array type.
30485 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30488 * function.c (match_asm_constraints_1): Skip over
30489 initial optional % in the constraint.
30491 PR inline-asm/39059
30492 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30493 supported, don't accept FIXED_CSTs.
30494 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30495 and _Sat is used without _Fract/_Accum. Set specs->type to
30496 integer_type_node for cts_fract/cts_accum if fixed point is not
30499 2009-02-02 Catherine Moore <clm@codesourcery.com>
30501 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30503 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30505 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30506 (ABI_HAS_64BIT_SYMBOLS): Use it.
30507 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30509 2009-02-02 Paul Brook <paul@codesourcery.com>
30511 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30513 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30515 PR inline-asm/39058
30516 * recog.h (asm_operand_ok): Add constraints argument.
30517 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30518 recurse on matching constraint.
30519 (check_asm_operands): Pass constraints as 3rd argument to
30520 asm_operand_ok. Don't look up matching constraint here.
30521 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30524 2009-02-02 Ben Elliston <bje@au.ibm.com>
30526 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30527 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30529 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30531 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30532 information. Remove some obsolete information. Reorganize.
30534 * config/pa/fptr.c: Revert license to GPL 2.
30535 * config/pa/milli64.S: Likewise.
30537 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30540 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30541 LIBRARY name in, instead of hard-coding it.
30542 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30543 extra target make frag to tmake_files according to EH model.
30544 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30545 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30546 frags that define makefile variable EH_MODEL appropriately.
30547 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30548 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30549 to "-sjlj" according to type of EH configured.
30550 (LIBGCC_SONAME): Concatenate it to shared library base name.
30551 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30552 to "_sjlj" according to type of EH configured.
30553 (LIBGCC_SONAME): Concatenate it to shared library base name.
30554 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30555 (SHLIB_LINK): Add missing semicolon to if-else construct.
30556 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30557 string value of "pe_dll" command-line option.
30558 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30559 (SHLIB_SONAME): Use it when overriding t-cygming default.
30560 (SHLIB_IMPLIB): Override t-cygming default.
30561 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30562 string value of "pe_dll" command-line option.
30564 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30567 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30568 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30570 2009-01-31 Richard Guenther <rguenther@suse.de>
30572 PR tree-optimization/38937
30573 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30574 computing the transitive closure.
30576 2009-01-30 Richard Guenther <rguenther@suse.de>
30578 PR tree-optimization/39041
30579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30580 Propagate variable indices only if the types match for this stmt.
30582 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30585 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30586 inline but never defined.
30588 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30590 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30591 (*insv_h_di_reg_extimm): New insn.
30592 (*insv_l<mode>_reg_extimm): New insn.
30594 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30596 * config/picochip/picochip.c (flag_conserve_stack): set
30597 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30598 fconserve-stack. Reduce call-overhead used by inliner.
30600 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30603 * common.opt (flag_conserve_stack): Initialised to zero.
30605 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30608 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30609 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30612 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30614 * ira-color.c (allocno_reload_assign): Update comments.
30615 * regmove.c (regmove_optimize): Likewise.
30619 2009-01-29 Robert Millan <rmh@aybabtu.com>
30621 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30622 * config/i386/kopensolaris-gnu.h: New file. Undefine
30623 `MD_UNWIND_SUPPORT'.
30624 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30626 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30628 PR tree-optimization/39007
30629 * tree-loop-distribution.c (generate_builtin): Use
30630 recompute_dominator to compute the immediate dominator of the
30631 basic block just after the loop.
30633 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30635 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30636 (ASM_OUTPUT_DWARF_PCREL): Define.
30638 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30640 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30641 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30642 global. Modify entries about regmove and IRA.
30644 * ra-conflict.c: Remove the file.
30646 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30648 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30649 (pass_regclass_init): Rename to pass_reginfo_init.
30651 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30653 * toplev.h (flag_ira): Remove.
30655 * caller-save.c (setup_save_areas): Remove flag_ira.
30657 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30659 * global.c: Remove the file.
30661 * opts.c (decode_options): Remove flag_ira.
30663 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30665 * regmove.c: Modify file description.
30666 (find_use_as_address, try_auto_increment): Define them only if
30667 AUTO_INC_DEC is defined.
30668 (replacement_quality, replace_in_call_usage, fixup_match_1,
30669 stable_and_no_regs_but_for_p): Remove.
30670 (reg_set_in_bb): Make it static.
30671 (regmove_optimize): Remove flag_ira and code which worked for
30674 * local-alloc.c: Remove the file.
30676 * common.opt (fira): Remove.
30678 * ira.c: Include except.h.
30679 (eliminable_regset): Move from global.c.
30680 (mark_elimination): Ditto. Remove flag_ira.
30681 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30682 equiv_mem_modified, validate_equiv_mem_from_store,
30683 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30684 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30685 no_equiv, recorded_label_ref): Move from local-alloc.c.
30686 (update_equiv_regs): Ditto. Make it static.
30687 (print_insn_chain, print_insn_chains): Move it from global.c.
30688 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30689 (build_insn_chain): Ditto. Make it static.
30690 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30691 Rename to init_live_subregs.
30692 (gate_ira): Remove flag_ira.
30694 * regclass.c: Rename reginfo.c. Change file description.
30695 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30696 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30697 (init_reg_sets_1): Remove code for evaluation of
30698 reg_class_superclasses and losing_caller_save_reg_set.
30699 (init_regs): Remove init_reg_autoinc.
30700 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30701 ok_for_base_p_nonstrict): Remove.
30702 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30703 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30704 corresponding entries.
30705 (dump_regclass, record_operand_costs, scan_one_insn,
30706 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30707 record_address_regs, auto_inc_dec_reg_p): Remove.
30708 (gt-regclass.h): Rename to gt-reginfo.h.
30710 * rtl.h (dump_global_regs, retry_global_alloc,
30711 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30713 * Makefile.in (RA_H): Remove.
30714 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30715 Rename regclass.o to reginfo.o.
30716 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30718 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30719 (GTFILES): Rename regclass.c to reginfo.c.
30721 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30722 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30724 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30725 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30727 (finish_spills): Ditto. Remove code for !flag_ira.
30729 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30731 PR middle-end/35854
30732 * doc/invoke.texi (rtl debug options): Complete rewrite.
30733 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30735 * mode-switching.c (pass_mode_switching): Rename pass from
30736 "mode-sw" to "mode_sw".
30737 * except.c (pass_convert_to_eh_ranges): Rename pass from
30738 "eh-ranges" to "eh_ranges".
30739 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30743 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30744 Alexander Monakov <amonakov@ispras.ru>
30746 PR middle-end/38857
30747 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30749 (move_exprs_to_boundary): Change return type and pass through
30750 should_move from move_op. Relax assert. Update usage ...
30751 (schedule_expr_on_boundary): ... here. Use should_move instead of
30753 (move_op_orig_expr_found): Indicate that insn was disconnected from
30755 (code_motion_process_successors): Do not call after_merge_succs
30756 callback if original expression was not found when traversing any of
30758 (code_motion_path_driver): Change return type. Update prototype.
30759 (move_op): Update comment. Add a new parameter (should_move). Update
30760 prototype. Set *should_move based on indication provided by
30761 move_op_orig_expr_found.
30763 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30765 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30766 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30767 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30768 * config/rs6000/rs6000.c (rs6000_override_options): Default
30769 avoid-indexed-addresses on for Power6, off for everything else.
30770 (avoiding_indexed_address_p): New function.
30771 (rs6000_legitimize_address): Use it.
30772 (rs6000_legitimate_address): Likewise.
30773 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30775 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30777 PR tree-optimization/38997
30778 * tree-loop-distribution.c (generate_memset_zero): Use
30779 POINTER_PLUS_EXPR for a pointer addition.
30781 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30783 * config/s390/s390.md (bswap<mode>2): New pattern added.
30785 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30787 * config/s390/s390.md (*tls_load_31): Added type attribute.
30789 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30791 * config/s390/s390.md: Fix a few comments.
30793 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30795 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30796 (*tm<mode>_full): Fixed z10prop attribute.
30797 (*tst<mode>_extimm): Fixed z10prop attribute.
30798 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30799 (*tstqiCCT_cconly): Fixed z10prop attribute.
30800 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30801 (*movsi_larl): Fixed z10prop attribute.
30802 (*movsi_zarch): Fixed z10prop attribute.
30803 (*movsi_eas): Fixed z10prop attribute.
30804 (*movhi): Fixed z10prop attribute.
30805 (*movqi): Fixed z10prop attribute.
30806 (*movstrictqi): Fixed z10prop attribute.
30807 (*mov<mode>): Fixed z10prop attribute.
30808 (*movcc): Fixed z10prop attribute.
30809 (*sethighpartdi_64): Fixed z10prop attribute.
30810 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30811 (*negdi2_sign_cc): Fixed z10prop attribute.
30812 (*negdi2_sign): Fixed z10prop attribute.
30813 (*absdi2_sign_cc): Fixed z10prop attribute.
30814 (*absdi2_sign): Fixed z10prop attribute.
30815 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30816 (*negabsdi2_sign): Fixed z10prop attribute.
30817 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30818 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30819 (doloop_si64): Fixed z10prop attribute.
30820 (doloop_si31): Fixed z10prop attribute.
30821 (doloop_long): Fixed z10prop attribute.
30822 (indirect_jump): Fixed z10prop attribute.
30823 (nop): Fixed z10prop attribute.
30824 (main_base_64): Fixed z10prop attribute.
30825 (reload_base_64): Fixed z10prop attribute.
30827 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30829 PR rtl-optimization/38740
30830 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30832 * config/mips/mips.c (mips_reorg): Likewise.
30834 2009-01-28 Richard Guenther <rguenther@suse.de>
30836 PR tree-optimization/38926
30837 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30838 with the correct value id to a value.
30839 (do_regular_insertion): Use the value number of edoubleprime
30840 for the value number of the expr.
30843 2008-08-21 Richard Guenther <rguenther@suse.de>
30845 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30846 a PHI ask VN if it is already available.
30847 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30848 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30850 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30852 PR middle-end/38934
30853 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30854 set to varying whenever max has TREE_OVERFLOW set, similarly
30855 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30857 2009-01-28 Richard Guenther <rguenther@suse.de>
30859 PR middle-end/38908
30860 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30861 uninitialized aggregate uses in call arguments.
30863 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30865 PR tree-optimization/38984
30866 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30867 the nothing_id variable if -fno-delete-null-pointer-checks.
30869 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30872 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30873 (set_got_offset_rex64): Ditto.
30875 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30878 * doc/extend.texi: Improve local variable with asm reg.
30880 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30882 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30883 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30884 was not supplied then set warn_packed_bitfield_compat to the
30885 default value of 1.
30886 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30889 2009-01-27 Richard Guenther <rguenther@suse.de>
30891 PR tree-optimization/38503
30892 * cfgexpand.c (expand_gimple_basic_block): Ignore
30893 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30894 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30895 variables that cannot have TBAA applied.
30896 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30899 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30901 PR middle-end/38969
30902 * calls.c (initialize_argument_information): Do not wrap complex
30903 arguments in SAVE_EXPR.
30905 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30907 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30908 (INSTALL_LIBGCC): Revert typo commit.
30910 2009-01-26 Richard Guenther <rguenther@suse.de>
30912 PR tree-optimization/38745
30913 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30914 from special handling.
30916 2009-01-26 Richard Guenther <rguenther@suse.de>
30918 PR tree-optimization/38745
30919 * tree-ssa.c (execute_update_addresses_taken): Do not include
30920 variables that cannot possibly be a register in not_reg_needs.
30921 Do not clear TREE_ADDRESSABLE on vars that may not become
30923 * tree-ssa.c (update_alias_info_1): Include those in the set
30924 of addressable vars.
30926 2009-01-26 Richard Guenther <rguenther@suse.de>
30928 PR middle-end/38851
30929 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30930 * tree-ssa-dse.c: Include langhooks.h
30931 (execute_simple_dse): Remove stores with zero size.
30933 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30936 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30939 2009-01-24 Julian Brown <julian@codesourcery.com>
30941 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30942 config/arm/linux-atomic.c.
30943 * config/arm/linux-atomic.c: New.
30945 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30947 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30948 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30949 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30951 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30954 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30957 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30959 PR tree-optimization/38953
30960 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30961 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30962 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30963 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30966 2009-01-24 Paul Brook <paul@codesourcery.com>
30968 * config/arm/neon.md (neon_type): Move to arm.md.
30969 (neon_mov<VSTRUCT>): Add neon_type attribute.
30970 * config/arm/arm.md (neon_type): Move to here.
30971 (conds): Add "unconditioal" and use as default for NEON insns.
30973 2009-01-24 Ben Elliston <bje@au.ibm.com>
30975 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30976 void *' warning from -Wc++-compat.
30977 * Makefile.in (dominance.o-warn): Remove.
30979 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30981 PR tree-optimization/38932
30982 * fold-const.c (fold_unary_ignore_overflow): New.
30983 * tree.h (fold_unary_ignore_overflow): Declare.
30984 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30985 * tree-ssa-sccvn.c (visit_reference_op_load,
30986 simplify_unary_expression): Likewise.
30988 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30990 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30991 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30992 regardless of their type.
30993 * c-common.c (handle_packed_attribute): Don't ignore packed on
30995 * c.opt (Wpacked-bitfield-compat): New warning option.
30996 * stor-layout.c (place_field): Warn if offset of a field changed.
30997 * doc/extend.texi (packed): Mention the ABI change.
30998 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30999 (Warning Options): Add it to the list.
31001 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
31003 * c-opts.c (c_common_post_options): Fix a typo in comments.
31005 2009-01-22 Steve Ellcey <sje@cup.hp.com>
31007 PR middle-end/38615
31008 * gimplify.c (gimplify_init_constructor): Fix promotion of const
31009 variables to static.
31010 * doc/invoke.texi (-fmerge-all-constants): Update description.
31012 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
31015 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
31016 (*movdi_1_rex64): Use type "mmx" for alternative 5.
31018 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
31020 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
31022 (LOCAL_ALIGNMENT): Similarly.
31024 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31025 Joseph Myers <joseph@codesourcery.com>
31027 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
31028 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
31029 * config/arm/arm-tune.md: Regenerate.
31030 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
31033 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
31035 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
31036 version number to five.
31038 2009-01-22 Dodji Seketeli <dodji@redhat.com>
31041 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
31042 * c-common.c (set_underlying_type): Likewise.
31043 (is_typedef_decl ): Likewise
31045 (set_underlying_type): Likewise.
31046 (is_typedef_type): Likewise.
31048 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
31050 PR middle-end/38587
31051 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31054 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31057 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
31058 (LIBGCC_SPEC): Don't define.
31059 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
31061 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
31063 PR rtl-optimization/38879
31064 * alias.c (base_alias_check): Unaligned access via AND address can
31065 alias all surrounding object types except those with sizes equal
31066 or wider than the size of unaligned access.
31068 2009-01-21 Dodji Seketeli <dodji@redhat.com>
31071 * c-decl.c (clone_underlying_type): Move this ...
31072 * c-common.c (set_underlying_type): ... here.
31073 Also, make sure the function properly sets TYPE_STUB_DECL() on
31074 the newly created typedef variant type.
31075 (is_typedef_decl ): New entry point.
31076 * tree.h: Added a new member member_types_needing_access_check to
31077 struct tree_decl_non_common.
31078 (set_underlying_type): New entry point.
31079 (is_typedef_type): Likewise.
31081 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
31083 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
31084 Check whether two instructions have memory references that
31085 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
31086 are helper functions for traversing.
31087 * alias.h (insn_alias_sets_confilict_p): New prototypes.
31088 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
31089 not to draw dependency edge for instructions with non-conflicting
31092 2009-01-20 Joseph Myers <joseph@codesourcery.com>
31095 * longlong.h: Update copyright years. Use soft-fp license notice.
31096 Sync __clz_tab declaration with glibc.
31098 2009-01-20 Steve Ellcey <sje@cup.hp.com>
31101 * doc/extend.texi (syscall_linkage): New.
31102 (version_id): Modify.
31104 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
31105 Richard Guenther <rguenther@suse.de>
31107 PR tree-optimization/38747
31108 PR tree-optimization/38748
31109 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
31110 conversion if the base address is an indirect reference and the
31111 aliasing sets could cause issues.
31113 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31115 * common.opt (fgraphite, fgraphite-identity): Add comment for
31116 explaining why these options are not documented.
31118 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31120 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31121 gimple_call_lhs is NULL.
31123 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31126 * emit-rtl.c (adjust_address_1): Make sure memref is never
31129 2009-01-20 Ben Elliston <bje@au.ibm.com>
31131 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31132 const qualifier from arg parameter. Remove unnecessary cast to char *.
31133 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31134 const qualifier from arg 2.
31136 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31138 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31140 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31143 * rtl.h (reinit_regs): New prototype.
31144 * regclass.c: Include ira.h.
31145 (reinit_regs): New.
31146 * Makefile.in (regclass.o): Add ira.h.
31147 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31149 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31152 * c-common.c (handle_aligned_attribute): Use
31153 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31154 default alignment value.
31156 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31158 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31159 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31161 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31162 __BIGGEST_ALIGNMENT__.
31164 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31166 2009-01-18 Richard Guenther <rguenther@suse.de>
31168 PR tree-optimization/38819
31169 * tree-flow.h (operation_could_trap_helper_p): Declare.
31170 * tree-eh.c (operation_could_trap_helper_p): Export.
31171 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31172 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31173 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31174 are about to insert a possibly trapping instruction and fail
31177 2009-01-18 Andreas Schwab <schwab@suse.de>
31179 * doc/install.texi (Configuration): Remove obsolete paragraph
31180 about use of --with-gnu-ld with --with-gnu-as.
31182 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31184 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31185 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31186 Follow spelling conventions.
31188 2009-01-18 Ben Elliston <bje@au.ibm.com>
31190 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31191 C++ warning about implicit conversion from void * to struct
31193 (bitmap_obstack_free): Likewise for bitmap_element *.
31194 * Makefile.in (bitmap.o-warn): Remove.
31196 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31198 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31200 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31201 Tobias Grosser <tobi.grosser@amd.com>
31203 * graphite.c (graphite_trans_scop_block): Do not block single
31206 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
31208 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
31209 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31210 test with assertion.
31212 2009-01-16 Richard Guenther <rguenther@suse.de>
31214 PR tree-optimization/38835
31215 PR middle-end/36227
31216 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
31217 and INT + PTR -> (INT)(PTR p+ INT) folding.
31218 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
31220 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
31223 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
31224 the subreg from a lowpart subreg if it is also casting the value.
31226 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31227 Tobias Grosser <tobi.grosser@amd.com>
31229 * graphite.c (compare_prefix_loops): New.
31230 (build_scop_canonical_schedules): Rewritten.
31231 (graphite_transform_loops): Move build_scop_canonical_schedules
31232 after build_scop_iteration_domain.
31234 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31235 Tobias Grosser <tobi.grosser@amd.com>
31237 * graphite.c (add_conditions_to_domain): Add the loops to
31238 the dimension of the iteration domain. Do copy the domain
31239 only when it exists.
31240 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31241 (add_conditions_to_constraints): New.
31242 (can_generate_code_stmt, can_generate_code): Removed.
31243 (gloog): Do not call can_generate_code.
31244 (graphite_transform_loops): Call add_conditions_to_constraints
31245 after building the iteration domain.
31247 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31249 PR tree-optimization/38789
31250 * tree-ssa-threadedge.c
31251 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31252 __builtin_constant_p.
31254 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31256 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31257 examined before deleting them.
31259 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31261 * function.c (aggregate_value_p): Correctly extract the function
31262 type from CALL_EXPR_FN lookup.
31264 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31266 * config/picochip/picochip.c (picochip_override_options): Revert
31267 CFI asm flag disable commited previously.
31269 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31270 Tobias Grosser <tobi.grosser@amd.com>
31271 Jan Sjodin <jan.sjodin@amd.com>
31273 * graphite.c (scan_tree_for_params): On substractions negate
31274 all the coefficients of the term.
31275 (clast_to_gcc_expression_red): New. Handle reduction expressions
31276 of more than two operands.
31277 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31278 (get_vdef_before_scop): Handle also the case of default definitions.
31280 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31282 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31283 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31284 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31286 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31287 Joey Ye <joey.ye@intel.com>
31289 PR middle-end/37843
31290 * cfgexpand.c (expand_stack_alignment): Don't update stack
31291 boundary nor check incoming stack boundary here.
31292 (gimple_expand_cfg): Update stack boundary and check incoming
31293 stack boundary here.
31295 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31297 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31299 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31301 PR rtl-optimization/38245
31302 * calls.c (expand_call): Add stack arguments to
31303 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31304 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31305 in regs and partially in memory or BLKmode arguments.
31306 (emit_library_call_value_1): Add stack arguments to
31307 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31308 ACCUMULATE_OUTGOING_ARGS).
31309 * dce.c: Include tm_p.h.
31310 (find_call_stack_args): New function.
31311 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31313 (mark_insn): Call find_call_stack_args for CALL_Ps.
31314 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31315 forwards. Allocate and free arg_stores bitmap if needed, pass it
31316 down to deletable_insn_p, don't mark stores set in arg_stores
31317 bitmap, clear the bitmap at the beginning of each bb.
31318 * Makefile.in (dce.o): Depend on $(TM_P_H).
31320 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31323 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31324 to make sure the insn is a conditional test (bug 22599). Reformat a
31327 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31329 PR middle-end/38431
31330 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31331 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31332 (gloog): Do not call cleanup_tree_cfg.
31333 (graphite_transform_loops): Call cleanup_tree_cfg after all
31334 scops have been code generated.
31336 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31337 * doc/gty.texi (Invoking the garbage collector): Added new node
31338 and section documenting ggc_collect.
31340 2009-01-14 Richard Guenther <rguenther@suse.de>
31342 PR tree-optimization/38826
31343 PR middle-end/38477
31344 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31345 initialization notes only if we actually emitted a warning.
31346 (intra_create_variable_infos): Add constraints for a result decl
31347 that is passed by hidden reference.
31348 (build_pred_graph): Mark all related variables non-direct on
31351 2009-01-14 Nick Clifton <nickc@redhat.com>
31353 * ira-conflicts.c: Include addresses.h for the definition of
31355 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31356 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31358 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31361 * Makefile.in (ira-lives.o): Add except.h.
31363 * ira-lives.c: Include except.h.
31364 (process_bb_node_lives): Process can_throw_internal.
31366 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31368 PR rtl-optimization/38774
31369 * combine.c (simplify_set): When undoing cc_use change, don't do
31370 PUT_CODE on the newly created comparison, but instead put back the
31373 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31375 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31376 values. Remove duplicate arm8 entry.
31378 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31380 PR tree-optimization/38786
31381 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31382 the SSA_NAME case of expand_scalar_variables_expr.
31383 Set the type of an expression to the type of its assign statement.
31384 (expand_scalar_variables_expr): Also gather the scalar computation
31385 used to index the memory access. Do not pass loop_p.
31386 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31387 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31388 the gimple_stmt_iterator where it inserts new code.
31389 Do not pass loop_p.
31390 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31391 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31393 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31395 * graphite.h (debug_value): Removed.
31396 * graphite.c (debug_value): Removed.
31398 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31400 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31401 ldrd/strd with two 32-bit instructions.
31403 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31405 * config/arm/arm.c (struct processors): Pass for speed down into
31406 cost helper functions.
31407 (const_ok_for_op): Handle COMPARE and inequality nodes.
31408 (arm_rtx_costs_1): Rewrite.
31409 (arm_size_rtx_costs): Update prototype.
31410 (arm_rtx_costs): Pass speed down to helper functions.
31411 (arm_slowmul_rtx_costs): Rework cost calculations.
31412 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31413 (arm_9e_rtx_costs): Likewise.
31415 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31417 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31418 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31419 (alpha_legitimize_address): Do not split local symbols wider than
31420 UNITS_PER_WORD into HIGH/LO_SUM parts.
31422 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31425 * gcc.c (process_command): Replace call to execvp with calls
31426 to pex_one and exit.
31428 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31431 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31432 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31433 variant for devices with 3-byte PC.
31434 (__tablejump_elpm__): New.
31436 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31439 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31440 offsetof member-designator, handle it as `[0].'.
31442 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31444 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31445 function when not using named sections on targets with named sections
31446 if branch distance is less than 262132.
31448 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31450 * combine.c (combine_instructions): Recompute
31451 optimize_this_for_speed_p for each BB in the main combine loop.
31453 2009-01-12 Tomas Bily <tbily@suse.cz>
31456 * tree-loop-distribution.c (prop_phis): New function.
31457 (generate_builtin): Call prop_phis.
31459 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31461 PR tree-optimization/38807
31462 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31463 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31465 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31467 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31468 subreg of op0 to the original op0.
31470 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31472 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31474 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31477 * mips-tfile.c (parse_def): Fix parsing of def strings
31478 starting with digits.
31480 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31483 * config/arm/arm.c (arm_is_long_call_p): Don't call
31484 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31486 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31488 * regrename.c (regrename_optimize): Fix dumping.
31489 (find_oldest_value_reg): Preserve REG_POINTER.
31490 (copy_hardreg_forward_1): Likewise.
31492 2009-01-09 Diego Novillo <dnovillo@google.com>
31494 * gimple.h (struct gimple_statement_base) <uid>: Document
31495 the restrictions on its use.
31496 (gimple_uid): Tidy.
31497 (gimple_set_uid): Tidy.
31499 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31501 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31502 zero guard even if align_bytes != 0 and count is smaller than
31505 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31507 PR rtl-optimization/38495
31508 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31509 (add_range_and_copies_from_move_list): Print all added ranges.
31510 Add ranges to memory optimized destination.
31512 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31516 * config/i386/i386.c (override_options): Reject
31517 -mstringop-strategy=rep_8byte with -m32.
31518 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31519 to 1. Do count comparison against epilogue_size_needed at compile
31520 time even when count_exp was constant forced into register. For
31521 size_needed don't jump to epilogue, instead just avoid aligning
31522 and invoke the body algorithm. If need_zero_guard, add zero guard
31523 even if count is non-zero, but smaller than size_needed + number of
31524 bytes that could be stored for alignment.
31525 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31526 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31527 but smaller than size_needed + number of bytes that could be stored
31528 for alignment. Compare size_needed with epilogue_size_needed instead
31529 of desired_align - align, don't adjust size_needed, pass
31530 epilogue_size_needed to the epilogue expanders.
31533 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31535 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31537 * pa.c (last_address): Change to unsigned.
31538 (update_total_code_bytes): Change argument to unsigned. Don't
31539 check if insn addresses are set.
31540 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31541 addresses are not set.
31542 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31544 2009-01-09 Nick Clifton <nickc@redhat.com>
31546 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31547 DECL_DECLARED_INLINE_P.
31549 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31551 PR middle-end/38347
31552 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31553 GET_MODE (op0) in operand_subword_force calls.
31555 PR middle-end/38771
31556 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31557 fold_convert arg0 operands to TREE_TYPE (op0) first.
31559 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31561 * params.def (ira-max-conflict-table-size): Decrease default value
31564 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31566 PR tree-optimization/37031
31567 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31569 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31570 allocate it using gc instead of heap, use VEC_quick_push instead of
31572 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31573 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31574 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31575 allocated vector from heap allocated.
31576 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31577 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31578 vector only after perfect_loop_nest_depth call.
31580 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31581 Jan Sjodin <jan.sjodin@amd.com>
31583 PR tree-optimization/38559
31584 * graphite.c (debug_value, copy_constraint,
31585 swap_constraint_variables, scale_constraint_variable, ): New.
31586 (get_lower_bound, get_upper_bound): Removed.
31587 (graphite_trans_bb_strip_mine): Clean up this code that works
31588 only for constant number of iterations. Fully copy upper and
31589 lower bound constraints, not only the constant part of them.
31590 * graphite.h (debug_value): Declared.
31592 2009-01-08 Ira Rosen <irar@il.ibm.com>
31594 PR tree-optimization/37194
31595 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31596 Don't add the cost of cost model guard in prologue to scalar
31597 outside cost in case of known number of iterations.
31599 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31600 Alan Modra <amodra@bigpond.net.au>
31602 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31603 non-word-aligned REG+CONST addressing.
31605 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31608 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31609 free_after_compilation when outputting a thunk.
31610 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31611 Do not call free_after_compilation here.
31613 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31615 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31616 (ix86_valid_target_attribute_inner_p): Ditto.
31618 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31620 PR tree-optimization/38492
31621 PR tree-optimization/38498
31622 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31623 * tree-chrec.h (scev_is_linear_expression): Declared.
31624 * graphite.c (graphite_cannot_represent_loop_niter): New.
31625 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31626 (graphite_loop_normal_form): Use gcc_assert.
31627 (scan_tree_for_params): Use CASE_CONVERT.
31628 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31629 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31630 Use gcc_assert. Discard scops that contain unhandled cases.
31631 (build_scop_conditions): Return a boolean status for unhandled cases.
31632 (strip_mine_profitable_p): Print the loop number, not its depth.
31633 (is_interchange_valid): Pass the depth of the loop nest, don't
31634 recompute it wrongly.
31635 (graphite_trans_bb_block): Same.
31636 (graphite_trans_bb_block): Print tentative of loop blocking.
31637 (graphite_trans_scop_block): Do not print that the loop has been
31639 (graphite_transform_loops): Do not handle scops that contain condition
31642 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31644 AVX Programming Reference (December, 2008)
31645 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31646 (_mm256_stream_pd): Likewise.
31647 (_mm256_stream_ps): Likewise.
31649 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31650 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31651 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31652 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31653 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31654 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31655 (ix86_expand_special_args_builtin): Likewise.
31657 * config/i386/sse.md (AVXMODEDI): New.
31658 (avx_movnt<mode>): Likewise.
31659 (avx_movnt<mode>): Likewise.
31660 (<sse>_movnt<mode>): Remove AVX support.
31661 (sse2_movntv2di): Likewise.
31663 2009-01-07 Richard Guenther <rguenther@suse.de>
31665 PR middle-end/38751
31666 * fold-const.c (extract_muldiv): Remove obsolete comment.
31667 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31668 to PLUS_EXPR canonicalization for the canonicalization.
31670 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31672 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31673 hosted cross-compilers generating less efficient code.
31675 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31677 * function.h (rtl_data): Add a dbr_scheduled_p field.
31678 * reorg.c (dbr_schedule): Set it.
31679 (gate_handle_delay_slots): Check it.
31680 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31681 (mips_reorg): Check flag_delayed_branch instead of
31682 mips_base_delayed_branch.
31683 (mips_override_options): Don't set mips_base_delayed_branch
31684 or flag_delayed_branch.
31686 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31688 PR rtl-optimization/38426.
31689 * ira.c (ira): Set current_function_is_leaf earlier.
31691 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31693 PR rtl-optimization/38722
31694 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31695 too early, only set a flag and modify after last possible
31698 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31701 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31702 * real.c (decimal_single_format): Correct values of emin and emax.
31703 (decimal_double_format): Ditto.
31704 (decimal_quad_format): Ditto.
31705 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31706 computation of DECnn_MIN and DECnn_MAX for corrected values of
31707 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31708 __DECnn_MIN__, and adjust its computation for the corrected value
31711 2009-01-06 Jan Hubicka <jh@suse.cz>
31714 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31716 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31718 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31719 Add Robert Clark to the list of testers.
31721 2009-01-06 Jan Hubicka <jh@suse.cz>
31722 Kai Tietz <kai.tietz@onevision.com>
31724 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31725 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31727 2009-01-06 Jan Hubicka <jh@suse.cz>
31728 Kai Tietz <kai.tietz@onevision.com>
31730 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31732 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31733 (ix86_nsaved_regs): Count only general purpose regs.
31734 (ix86_nsaved_sseregs): New.
31735 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31736 to 16 for w64; compute padding and size of sse reg save area.
31737 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31738 general purpose regs.
31739 (ix86_emit_save_sse_regs_using_mov): New.
31740 (ix86_expand_prologue): Save SSE regs if needed.
31741 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31742 (ix86_emit_restore_sse_regs_using_mov): New.
31743 (ix86_expand_epilogue): Save SSE regs if needed.
31745 2009-01-06 Jan Hubicka <jh@suse.cz>
31746 Kai Tietz <kai.tietz@onevision.com>
31748 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31749 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31750 functions when accumulate outgoing args is off.
31752 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31755 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31756 before using pseudos_have_intersected_live_ranges_p.
31758 * ira-int.h (ira_assert): Always define.
31760 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31762 AVX Programming Reference (December, 2008)
31763 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31764 (_mm256_permute2_pd): Likewise.
31765 (_mm_permute2_ps): Likewise.
31766 (_mm256_permute2_ps): Likewise.
31767 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31768 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31770 * config/i386/i386.c (ix86_builtins): Remove
31771 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31772 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31773 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31774 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31775 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31776 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31777 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31778 __builtin_ia32_vpermil2ps256.
31779 (ix86_init_mmx_sse_builtins): Updated.
31780 (ix86_expand_args_builtin): Likewise.
31782 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31784 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31785 long absolute calls when generating PA 2.0 code.
31787 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31789 PR rtl-optimization/38583
31790 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31792 * params.def (ira-max-conflict-table-size): New.
31794 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31796 * ira.h (ira_conflicts_p): New external definition.
31798 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31799 table. Report this. Return result of building.
31800 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31801 building conflict table.
31803 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31804 (ira_color): Use ira_conflicts_p.
31806 * global.c: Include ira.h.
31807 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31810 * Makefile.in (global.o): Add ira.h.
31812 * ira-build.c (mark_all_loops_for_removal,
31813 propagate_some_info_from_allocno): New.
31814 (remove_unnecessary_allocnos): Call
31815 propagate_some_info_from_allocno.
31816 (remove_low_level_allocnos): New.
31817 (remove_unnecessary_regions): Add parameter. Call
31818 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31819 parameter to remove_unnecessary_regions.
31820 (ira_build): Remove all regions but root if the conflict table was
31821 not built. Update conflict hard regs for allocnos crossing calls.
31823 * ira.c (ira_conflicts_p): New global.
31824 (ira): Define and use ira_conflicts_p.
31826 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31827 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31828 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31830 2009-01-06 Ben Elliston <bje@au.ibm.com>
31832 * gengtype-lex.l (YY_NO_INPUT): Define.
31834 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31837 * c-common.c (handle_vector_size_attribute): Also reject
31838 BOOLEAN_TYPE types.
31840 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31842 PR tree-optimization/38492
31843 * graphite.c (rename_map_elt, debug_rename_elt,
31844 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31845 rename_map_elt_info, eq_rename_map_elts,
31846 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31847 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31848 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31849 (sese_build_livein_liveouts): New.
31850 (new_sese, free_sese): New.
31851 (new_scop): Call new_sese.
31852 (free_scop): Call free_sese.
31853 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31854 (register_old_new_names): Renamed register_old_and_new_names.
31855 (register_scop_liveout_renames, add_loop_exit_phis,
31856 insert_loop_close_phis, struct igp,
31857 default_liveout_before_guard, add_guard_exit_phis,
31858 insert_guard_phis, copy_renames): New.
31859 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31860 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31861 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31862 (scop_adjust_phis_for_liveouts): New.
31863 (gloog): Call scop_adjust_phis_for_liveouts.
31865 * graphite.h (struct sese): Documented. Added fields liveout,
31866 num_ver and livein.
31867 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31868 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31869 (struct scop): Added field liveout_renames.
31870 (SCOP_LIVEOUT_RENAMES): New.
31872 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31874 PR tree-optimization/38510
31875 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31876 (translate_clast): Call recompute_all_dominators before
31878 (gloog): Call recompute_all_dominators before graphite_verify.
31880 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31881 Jan Sjodin <jan.sjodin@amd.com>
31883 PR tree-optimization/38500
31884 * graphite.c (create_sese_edges): Call fix_loop_structure after
31887 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31889 * config.gcc: Add m32r*-*-rtems*.
31890 * config/m32r/rtems.h: New file.
31892 2009-01-05 Ben Elliston <bje@au.ibm.com>
31894 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31895 (.po.pox): Likewise.
31896 (po/gcc.pot): Likewise.
31898 2009-01-04 David S. Miller <davem@davemloft.net>
31900 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31901 (STARTING_FRAME_OFFSET): Always set to zero.
31903 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31905 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31906 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31907 fixed-point types, and vectors of the same.
31909 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31911 * config/mips/sync.md (*mb_barrier): Rename to...
31912 (*memory_barrier): ...this.
31914 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31916 * doc/extend.texi (Function Attributes): Move @cindex after @item
31917 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31918 and put in alphabetical order. Fix 'target' name and put in order.
31919 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31922 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31924 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31925 (memory_barrier): Expand as unspec instead of unspec_volatile.
31926 Remove mem:BLK from insn operands. Use Pmode scratch register.
31927 (*memory_barrier): Define as unspec instead of unspec_volatile.
31928 Use (match_dup 0) as input operand.
31930 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31931 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31932 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31933 scratch register. Remove operand 1.
31934 (*stbar): Define as unspec instead of unspec_volatile.
31935 Use (match_dup 0) as input operand, remove (const_int 8).
31936 (*membar): Define as unspec instead of unspec_volatile.
31937 Use (match_dup 0) as input operand, remove input operand 2.
31939 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31940 (memory_barrier): Expand as unspec instead of unspec_volatile.
31941 Remove mem:BLK from insn operands. Use Pmode scratch register.
31942 (*memory_barrier): Define as unspec instead of unspec_volatile.
31943 Use (match_dup 0) as input operand.
31945 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31946 Remove mem:BLK from insn operands. Use Pmode scratch register.
31947 Set volatile flag on operand 0.
31948 (*memory_barrier): New insn pattern.
31950 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31952 (*memory_barrier): Use (match_dup 0) as input operand.
31954 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31955 Remove mem:BLK from insn operands. Use Pmode scratch register.
31956 Set volatile flag on operand 0.
31957 (*mb_internal): New insn pattern.
31959 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31961 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31963 PR middle-end/38586
31964 * function.c (struct temp_slot): Move to the section of the file
31965 that deals with temp slots. Remove field 'address'.
31966 (temp_slot_address_table): New hash table of address -> temp slot.
31967 (struct temp_slot_address_entry): New struct, items for the table.
31968 (temp_slot_address_compute_hash, temp_slot_address_hash,
31969 temp_slot_address_eq, insert_temp_slot_address): Support functions
31971 (find_temp_slot_from_address): Rewrite to use the new hash table.
31972 (remove_unused_temp_slot_addresses): Remove addresses of temp
31973 slots that have been made available.
31974 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31975 worker function for remove_unused_temp_slot_addresses.
31976 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31977 Add the temp slot address to the address -> temp slot map.
31978 (update_temp_slot_address): Update via insert_temp_slot_address.
31979 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31980 (pop_temp_slots): Likewise.
31981 (init_temp_slots): Allocate the address -> temp slot map, or empty
31982 the map if it is already allocated.
31983 (prepare_function_start): Initialize temp slot processing.
31985 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31987 PR middle-end/38584
31988 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31989 Calculate the size of all stack vars assuming no packing of stack
31990 vars will happen, replacing a quadratic algorithm with a linear one.
31992 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31995 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31998 2009-01-03 Diego Novillo <dnovillo@google.com>
32000 * doc/contrib.texi: Update contributions.
32002 2009-01-03 Jakub Jelinek <jakub@redhat.com>
32005 * builtins.c (fold_builtin_memory_op): Give up if either operand
32006 is volatile. Set srctype or desttype to non-qualified version
32010 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
32011 and FUNCTION_DECLs.
32013 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
32015 PR rtl-optimization/35805
32016 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
32017 problem if fast dce is able to remove any instructions.
32018 * dce.c (dce_process_block): Fix dump message.
32020 2009-01-02 Mark Mitchell <mark@codesourcery.com>
32023 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
32025 2009-01-02 Jakub Jelinek <jakub@redhat.com>
32027 PR middle-end/38690
32028 * tree-flow.h (op_code_prio, op_prio): New prototypes.
32029 * tree-pretty-print.c (op_code_prio): New function.
32030 (op_prio): No longer static. Use op_code_prio.
32031 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
32032 Use op_prio and op_code_prio to determine if () should be
32033 printed around operand(s) or not.
32035 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
32036 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
32037 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
32038 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
32039 pp_character instead of pp_string for single letter printing.
32041 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
32043 * doc/extend.texi: Fix '#pragma GCC option' typo.
32045 2009-01-02 Richard Guenther <rguenther@suse.de>
32047 * doc/install.texi (--enable-checking): Mention different
32048 default for stage1.
32049 (--enable-stage1-checking): Document.
32051 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32053 PR middle-end/30142
32054 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32055 case to be an error.
32057 2009-01-02 Ben Elliston <bje@au.ibm.com>
32059 * config/fp-bit.h (pack_d): Constify argument.
32060 * config/fp-bit.c (makenan): Constify return type. Remove casts.
32061 (isnan): Constify argument.
32063 (iszero): Likewise.
32064 (pack_d): Likewise.
32065 (_fpadd_parts): Constify return type.
32066 (_fpmul_parts): Likewise.
32067 (_fpdiv_parts): Likewise.
32069 2009-01-01 Jakub Jelinek <jakub@redhat.com>
32072 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
32073 warn about overwriting initializer with side-effects or
32074 -Woverride-init if !IMPLICIT.
32075 (output_init_element): Likewise. Pass IMPLICIT down to
32077 (process_init_element): Add IMPLICIT argument. Pass it down
32078 to output_init_element.
32079 (push_init_element, pop_init_level, set_designator): Adjust
32080 process_init_element callers.
32081 (set_nonincremental_init, set_nonincremental_init_from_string):
32082 Adjust add_pending_init callers.
32083 (output_pending_init_elements): Adjust output_init_element callers.
32084 * c-tree.h (process_init_element): Adjust prototype.
32085 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
32086 process_init_element callers.
32089 Copyright (C) 2009 Free Software Foundation, Inc.
32091 Copying and distribution of this file, with or without modification,
32092 are permitted in any medium without royalty provided the copyright
32093 notice and this notice are preserved.